Page MenuHomeFreeBSD
Files F148992015

D15577.1789338487.diff
No OneTemporary
Actions

Size
344 KB
Referenced Files
None
Subscribers
None

D15577.1789338487.diff
View Options

This file is larger than 256 KB, so syntax highlighting was skipped.
Index: head/sys/amd64/conf/GENERIC
===================================================================
--- head/sys/amd64/conf/GENERIC
+++ head/sys/amd64/conf/GENERIC
@@ -240,8 +240,8 @@
device ix # Intel PRO/10GbE PCIE PF Ethernet
device ixv # Intel PRO/10GbE PCIE VF Ethernet
device ixl # Intel XL710 40Gbe PCIE Ethernet
-options IXL_IW # Enable iWARP Client Interface in ixl(4)
-device ixlv # Intel XL710 40Gbe VF PCIE Ethernet
+#options IXL_IW # Enable iWARP Client Interface in ixl(4)
+#device ixlv # Intel XL710 40Gbe VF PCIE Ethernet
device le # AMD Am7900 LANCE and Am79C9xx PCnet
device ti # Alteon Networks Tigon I/II gigabit Ethernet
device txp # 3Com 3cR990 (``Typhoon'')
Index: head/sys/conf/files.amd64
===================================================================
--- head/sys/conf/files.amd64
+++ head/sys/conf/files.amd64
@@ -270,10 +270,10 @@
compile-with "${NORMAL_C} -I$S/dev/ixl"
dev/ixl/ixl_pf_i2c.c optional ixl pci \
compile-with "${NORMAL_C} -I$S/dev/ixl"
-dev/ixl/ixl_iw.c optional ixl pci \
- compile-with "${NORMAL_C} -I$S/dev/ixl"
-dev/ixl/if_ixlv.c optional ixlv pci \
- compile-with "${NORMAL_C} -I$S/dev/ixl"
+#dev/ixl/ixl_iw.c optional ixl pci \
+# compile-with "${NORMAL_C} -I$S/dev/ixl"
+#dev/ixl/if_ixlv.c optional ixlv pci \
+# compile-with "${NORMAL_C} -I$S/dev/ixl"
dev/ixl/ixlvc.c optional ixlv pci \
compile-with "${NORMAL_C} -I$S/dev/ixl"
dev/ixl/ixl_txrx.c optional ixl pci | ixlv pci \
Index: head/sys/dev/ixl/i40e_osdep.c
===================================================================
--- head/sys/dev/ixl/i40e_osdep.c
+++ head/sys/dev/ixl/i40e_osdep.c
@@ -132,7 +132,7 @@
bus_dmamap_unload(mem->tag, mem->map);
bus_dmamem_free(mem->tag, mem->va, mem->map);
bus_dma_tag_destroy(mem->tag);
- return (0);
+ return (I40E_SUCCESS);
}
void
Index: head/sys/dev/ixl/if_ixl.c
===================================================================
--- head/sys/dev/ixl/if_ixl.c
+++ head/sys/dev/ixl/if_ixl.c
@@ -51,60 +51,79 @@
#define IXL_DRIVER_VERSION_MINOR 9
#define IXL_DRIVER_VERSION_BUILD 9
-char ixl_driver_version[] = __XSTRING(IXL_DRIVER_VERSION_MAJOR) "."
- __XSTRING(IXL_DRIVER_VERSION_MINOR) "."
- __XSTRING(IXL_DRIVER_VERSION_BUILD) "-k";
+#define IXL_DRIVER_VERSION_STRING \
+ __XSTRING(IXL_DRIVER_VERSION_MAJOR) "." \
+ __XSTRING(IXL_DRIVER_VERSION_MINOR) "." \
+ __XSTRING(IXL_DRIVER_VERSION_BUILD) "-iflib-k"
/*********************************************************************
* PCI Device ID Table
*
* Used by probe to select devices to load on
- * Last field stores an index into ixl_strings
- * Last entry must be all 0s
*
- * { Vendor ID, Device ID, SubVendor ID, SubDevice ID, String Index }
+ * ( Vendor ID, Device ID, Branding String )
*********************************************************************/
-static ixl_vendor_info_t ixl_vendor_info_array[] =
+static pci_vendor_info_t ixl_vendor_info_array[] =
{
- {I40E_INTEL_VENDOR_ID, I40E_DEV_ID_SFP_XL710, 0, 0, 0},
- {I40E_INTEL_VENDOR_ID, I40E_DEV_ID_KX_B, 0, 0, 0},
- {I40E_INTEL_VENDOR_ID, I40E_DEV_ID_KX_C, 0, 0, 0},
- {I40E_INTEL_VENDOR_ID, I40E_DEV_ID_QSFP_A, 0, 0, 0},
- {I40E_INTEL_VENDOR_ID, I40E_DEV_ID_QSFP_B, 0, 0, 0},
- {I40E_INTEL_VENDOR_ID, I40E_DEV_ID_QSFP_C, 0, 0, 0},
- {I40E_INTEL_VENDOR_ID, I40E_DEV_ID_10G_BASE_T, 0, 0, 0},
- {I40E_INTEL_VENDOR_ID, I40E_DEV_ID_10G_BASE_T4, 0, 0, 0},
- {I40E_INTEL_VENDOR_ID, I40E_DEV_ID_KX_X722, 0, 0, 0},
- {I40E_INTEL_VENDOR_ID, I40E_DEV_ID_QSFP_X722, 0, 0, 0},
- {I40E_INTEL_VENDOR_ID, I40E_DEV_ID_SFP_X722, 0, 0, 0},
- {I40E_INTEL_VENDOR_ID, I40E_DEV_ID_1G_BASE_T_X722, 0, 0, 0},
- {I40E_INTEL_VENDOR_ID, I40E_DEV_ID_10G_BASE_T_X722, 0, 0, 0},
- {I40E_INTEL_VENDOR_ID, I40E_DEV_ID_SFP_I_X722, 0, 0, 0},
- {I40E_INTEL_VENDOR_ID, I40E_DEV_ID_25G_B, 0, 0, 0},
- {I40E_INTEL_VENDOR_ID, I40E_DEV_ID_25G_SFP28, 0, 0, 0},
+ PVIDV(I40E_INTEL_VENDOR_ID, I40E_DEV_ID_SFP_XL710, "Intel(R) Ethernet Controller X710 for 10GbE SFP+"),
+ PVIDV(I40E_INTEL_VENDOR_ID, I40E_DEV_ID_KX_B, "Intel(R) Ethernet Controller XL710 for 40GbE backplane"),
+ PVIDV(I40E_INTEL_VENDOR_ID, I40E_DEV_ID_KX_C, "Intel(R) Ethernet Controller X710 for 10GbE backplane"),
+ PVIDV(I40E_INTEL_VENDOR_ID, I40E_DEV_ID_QSFP_A, "Intel(R) Ethernet Controller XL710 for 40GbE QSFP+"),
+ PVIDV(I40E_INTEL_VENDOR_ID, I40E_DEV_ID_QSFP_B, "Intel(R) Ethernet Controller XL710 for 40GbE QSFP+"),
+ PVIDV(I40E_INTEL_VENDOR_ID, I40E_DEV_ID_QSFP_C, "Intel(R) Ethernet Controller X710 for 10GbE QSFP+"),
+ PVIDV(I40E_INTEL_VENDOR_ID, I40E_DEV_ID_10G_BASE_T, "Intel(R) Ethernet Controller X710 for 10GBASE-T"),
+ PVIDV(I40E_INTEL_VENDOR_ID, I40E_DEV_ID_10G_BASE_T4, "Intel(R) Ethernet Controller X710/X557-AT 10GBASE-T"),
+ PVIDV(I40E_INTEL_VENDOR_ID, I40E_DEV_ID_KX_X722, "Intel(R) Ethernet Connection X722 for 10GbE backplane"),
+ PVIDV(I40E_INTEL_VENDOR_ID, I40E_DEV_ID_QSFP_X722, "Intel(R) Ethernet Connection X722 for 10GbE QSFP+"),
+ PVIDV(I40E_INTEL_VENDOR_ID, I40E_DEV_ID_SFP_X722, "Intel(R) Ethernet Connection X722 for 10GbE SFP+"),
+ PVIDV(I40E_INTEL_VENDOR_ID, I40E_DEV_ID_1G_BASE_T_X722, "Intel(R) Ethernet Connection X722 for 1GbE"),
+ PVIDV(I40E_INTEL_VENDOR_ID, I40E_DEV_ID_10G_BASE_T_X722, "Intel(R) Ethernet Connection X722 for 10GBASE-T"),
+ PVIDV(I40E_INTEL_VENDOR_ID, I40E_DEV_ID_SFP_I_X722, "Intel(R) Ethernet Connection X722 for 10GbE SFP+"),
+ PVIDV(I40E_INTEL_VENDOR_ID, I40E_DEV_ID_25G_B, "Intel(R) Ethernet Controller XXV710 for 25GbE backplane"),
+ PVIDV(I40E_INTEL_VENDOR_ID, I40E_DEV_ID_25G_SFP28, "Intel(R) Ethernet Controller XXV710 for 25GbE SFP28"),
/* required last entry */
- {0, 0, 0, 0, 0}
+ PVID_END
};
/*********************************************************************
- * Table of branding strings
- *********************************************************************/
-
-static char *ixl_strings[] = {
- "Intel(R) Ethernet Connection 700 Series PF Driver"
-};
-
-
-/*********************************************************************
* Function prototypes
*********************************************************************/
-static int ixl_probe(device_t);
-static int ixl_attach(device_t);
-static int ixl_detach(device_t);
-static int ixl_shutdown(device_t);
+/*** IFLIB interface ***/
+static void *ixl_register(device_t dev);
+static int ixl_if_attach_pre(if_ctx_t ctx);
+static int ixl_if_attach_post(if_ctx_t ctx);
+static int ixl_if_detach(if_ctx_t ctx);
+static int ixl_if_shutdown(if_ctx_t ctx);
+static int ixl_if_suspend(if_ctx_t ctx);
+static int ixl_if_resume(if_ctx_t ctx);
+static int ixl_if_msix_intr_assign(if_ctx_t ctx, int msix);
+static void ixl_if_enable_intr(if_ctx_t ctx);
+static void ixl_if_disable_intr(if_ctx_t ctx);
+static int ixl_if_rx_queue_intr_enable(if_ctx_t ctx, uint16_t rxqid);
+static int ixl_if_tx_queue_intr_enable(if_ctx_t ctx, uint16_t txqid);
+static int ixl_if_tx_queues_alloc(if_ctx_t ctx, caddr_t *vaddrs, uint64_t *paddrs, int ntxqs, int ntxqsets);
+static int ixl_if_rx_queues_alloc(if_ctx_t ctx, caddr_t *vaddrs, uint64_t *paddrs, int nqs, int nqsets);
+static void ixl_if_queues_free(if_ctx_t ctx);
+static void ixl_if_update_admin_status(if_ctx_t ctx);
+static void ixl_if_multi_set(if_ctx_t ctx);
+static int ixl_if_mtu_set(if_ctx_t ctx, uint32_t mtu);
+static void ixl_if_media_status(if_ctx_t ctx, struct ifmediareq *ifmr);
+static int ixl_if_media_change(if_ctx_t ctx);
+static int ixl_if_promisc_set(if_ctx_t ctx, int flags);
+static void ixl_if_timer(if_ctx_t ctx, uint16_t qid);
+static void ixl_if_vlan_register(if_ctx_t ctx, u16 vtag);
+static void ixl_if_vlan_unregister(if_ctx_t ctx, u16 vtag);
+static uint64_t ixl_if_get_counter(if_ctx_t ctx, ift_counter cnt);
+static void ixl_if_vflr_handle(if_ctx_t ctx);
+// static void ixl_if_link_intr_enable(if_ctx_t ctx);
+static int ixl_if_i2c_req(if_ctx_t ctx, struct ifi2creq *req);
+static int ixl_if_priv_ioctl(if_ctx_t ctx, u_long command, caddr_t data);
-static int ixl_save_pf_tunables(struct ixl_pf *);
+/*** Other ***/
+static int ixl_mc_filter_apply(void *arg, struct ifmultiaddr *ifma, int);
+static void ixl_save_pf_tunables(struct ixl_pf *);
+static int ixl_allocate_pci_resources(struct ixl_pf *);
/*********************************************************************
* FreeBSD Device Interface Entry Points
@@ -112,16 +131,17 @@
static device_method_t ixl_methods[] = {
/* Device interface */
- DEVMETHOD(device_probe, ixl_probe),
- DEVMETHOD(device_attach, ixl_attach),
- DEVMETHOD(device_detach, ixl_detach),
- DEVMETHOD(device_shutdown, ixl_shutdown),
+ DEVMETHOD(device_register, ixl_register),
+ DEVMETHOD(device_probe, iflib_device_probe),
+ DEVMETHOD(device_attach, iflib_device_attach),
+ DEVMETHOD(device_detach, iflib_device_detach),
+ DEVMETHOD(device_shutdown, iflib_device_shutdown),
#ifdef PCI_IOV
DEVMETHOD(pci_iov_init, ixl_iov_init),
DEVMETHOD(pci_iov_uninit, ixl_iov_uninit),
DEVMETHOD(pci_iov_add_vf, ixl_add_vf),
#endif
- {0, 0}
+ DEVMETHOD_END
};
static driver_t ixl_driver = {
@@ -130,15 +150,52 @@
devclass_t ixl_devclass;
DRIVER_MODULE(ixl, pci, ixl_driver, ixl_devclass, 0, 0);
+MODULE_VERSION(ixl, 3);
-MODULE_VERSION(ixl, 1);
-
MODULE_DEPEND(ixl, pci, 1, 1, 1);
MODULE_DEPEND(ixl, ether, 1, 1, 1);
-#if defined(DEV_NETMAP) && __FreeBSD_version >= 1100000
-MODULE_DEPEND(ixl, netmap, 1, 1, 1);
-#endif /* DEV_NETMAP */
+MODULE_DEPEND(ixl, iflib, 1, 1, 1);
+static device_method_t ixl_if_methods[] = {
+ DEVMETHOD(ifdi_attach_pre, ixl_if_attach_pre),
+ DEVMETHOD(ifdi_attach_post, ixl_if_attach_post),
+ DEVMETHOD(ifdi_detach, ixl_if_detach),
+ DEVMETHOD(ifdi_shutdown, ixl_if_shutdown),
+ DEVMETHOD(ifdi_suspend, ixl_if_suspend),
+ DEVMETHOD(ifdi_resume, ixl_if_resume),
+ DEVMETHOD(ifdi_init, ixl_if_init),
+ DEVMETHOD(ifdi_stop, ixl_if_stop),
+ DEVMETHOD(ifdi_msix_intr_assign, ixl_if_msix_intr_assign),
+ DEVMETHOD(ifdi_intr_enable, ixl_if_enable_intr),
+ DEVMETHOD(ifdi_intr_disable, ixl_if_disable_intr),
+ //DEVMETHOD(ifdi_link_intr_enable, ixl_if_link_intr_enable),
+ DEVMETHOD(ifdi_rx_queue_intr_enable, ixl_if_rx_queue_intr_enable),
+ DEVMETHOD(ifdi_tx_queue_intr_enable, ixl_if_tx_queue_intr_enable),
+ DEVMETHOD(ifdi_tx_queues_alloc, ixl_if_tx_queues_alloc),
+ DEVMETHOD(ifdi_rx_queues_alloc, ixl_if_rx_queues_alloc),
+ DEVMETHOD(ifdi_queues_free, ixl_if_queues_free),
+ DEVMETHOD(ifdi_update_admin_status, ixl_if_update_admin_status),
+ DEVMETHOD(ifdi_multi_set, ixl_if_multi_set),
+ DEVMETHOD(ifdi_mtu_set, ixl_if_mtu_set),
+ DEVMETHOD(ifdi_media_status, ixl_if_media_status),
+ DEVMETHOD(ifdi_media_change, ixl_if_media_change),
+ DEVMETHOD(ifdi_promisc_set, ixl_if_promisc_set),
+ DEVMETHOD(ifdi_timer, ixl_if_timer),
+ DEVMETHOD(ifdi_vlan_register, ixl_if_vlan_register),
+ DEVMETHOD(ifdi_vlan_unregister, ixl_if_vlan_unregister),
+ DEVMETHOD(ifdi_get_counter, ixl_if_get_counter),
+ DEVMETHOD(ifdi_vflr_handle, ixl_if_vflr_handle),
+ DEVMETHOD(ifdi_i2c_req, ixl_if_i2c_req),
+ DEVMETHOD(ifdi_priv_ioctl, ixl_if_priv_ioctl),
+ // ifdi_led_func
+ // ifdi_debug
+ DEVMETHOD_END
+};
+
+static driver_t ixl_if_driver = {
+ "ixl_if", ixl_if_methods, sizeof(struct ixl_pf)
+};
+
/*
** TUNEABLE PARAMETERS:
*/
@@ -147,39 +204,6 @@
"IXL driver parameters");
/*
- * MSIX should be the default for best performance,
- * but this allows it to be forced off for testing.
- */
-static int ixl_enable_msix = 1;
-TUNABLE_INT("hw.ixl.enable_msix", &ixl_enable_msix);
-SYSCTL_INT(_hw_ixl, OID_AUTO, enable_msix, CTLFLAG_RDTUN, &ixl_enable_msix, 0,
- "Enable MSI-X interrupts");
-
-/*
-** Number of descriptors per ring
-** - TX and RX sizes are independently configurable
-*/
-static int ixl_tx_ring_size = IXL_DEFAULT_RING;
-TUNABLE_INT("hw.ixl.tx_ring_size", &ixl_tx_ring_size);
-SYSCTL_INT(_hw_ixl, OID_AUTO, tx_ring_size, CTLFLAG_RDTUN,
- &ixl_tx_ring_size, 0, "TX Descriptor Ring Size");
-
-static int ixl_rx_ring_size = IXL_DEFAULT_RING;
-TUNABLE_INT("hw.ixl.rx_ring_size", &ixl_rx_ring_size);
-SYSCTL_INT(_hw_ixl, OID_AUTO, rx_ring_size, CTLFLAG_RDTUN,
- &ixl_rx_ring_size, 0, "RX Descriptor Ring Size");
-
-/*
-** This can be set manually, if left as 0 the
-** number of queues will be calculated based
-** on cpus and msix vectors available.
-*/
-static int ixl_max_queues = 0;
-TUNABLE_INT("hw.ixl.max_queues", &ixl_max_queues);
-SYSCTL_INT(_hw_ixl, OID_AUTO, max_queues, CTLFLAG_RDTUN,
- &ixl_max_queues, 0, "Number of Queues");
-
-/*
* Leave this on unless you need to send flow control
* frames (or other control frames) from software
*/
@@ -190,6 +214,13 @@
&ixl_enable_tx_fc_filter, 0,
"Filter out packets with Ethertype 0x8808 from being sent out by non-HW sources");
+static int ixl_i2c_access_method = 0;
+TUNABLE_INT("hw.ixl.i2c_access_method",
+ &ixl_i2c_access_method);
+SYSCTL_INT(_hw_ixl, OID_AUTO, i2c_access_method, CTLFLAG_RDTUN,
+ &ixl_i2c_access_method, 0,
+ IXL_SYSCTL_HELP_I2C_METHOD);
+
/*
* Different method for processing TX descriptor
* completion.
@@ -215,20 +246,22 @@
&ixl_shared_debug_mask, 0,
"Display debug statements that are printed in shared code");
+#if 0
/*
** Controls for Interrupt Throttling
** - true/false for dynamic adjustment
** - default values for static ITR
*/
-static int ixl_dynamic_rx_itr = 1;
+static int ixl_dynamic_rx_itr = 0;
TUNABLE_INT("hw.ixl.dynamic_rx_itr", &ixl_dynamic_rx_itr);
SYSCTL_INT(_hw_ixl, OID_AUTO, dynamic_rx_itr, CTLFLAG_RDTUN,
&ixl_dynamic_rx_itr, 0, "Dynamic RX Interrupt Rate");
-static int ixl_dynamic_tx_itr = 1;
+static int ixl_dynamic_tx_itr = 0;
TUNABLE_INT("hw.ixl.dynamic_tx_itr", &ixl_dynamic_tx_itr);
SYSCTL_INT(_hw_ixl, OID_AUTO, dynamic_tx_itr, CTLFLAG_RDTUN,
&ixl_dynamic_tx_itr, 0, "Dynamic TX Interrupt Rate");
+#endif
static int ixl_rx_itr = IXL_ITR_8K;
TUNABLE_INT("hw.ixl.rx_itr", &ixl_rx_itr);
@@ -256,165 +289,131 @@
&ixl_limit_iwarp_msix, 0, "Limit MSIX vectors assigned to iWARP");
#endif
-#ifdef DEV_NETMAP
-#define NETMAP_IXL_MAIN /* only bring in one part of the netmap code */
-#include <dev/netmap/if_ixl_netmap.h>
-#endif /* DEV_NETMAP */
+extern struct if_txrx ixl_txrx_hwb;
+extern struct if_txrx ixl_txrx_dwb;
-/*********************************************************************
- * Device identification routine
- *
- * ixl_probe determines if the driver should be loaded on
- * the hardware based on PCI vendor/device id of the device.
- *
- * return BUS_PROBE_DEFAULT on success, positive on failure
- *********************************************************************/
+static struct if_shared_ctx ixl_sctx_init = {
+ .isc_magic = IFLIB_MAGIC,
+ .isc_q_align = PAGE_SIZE,
+ .isc_tx_maxsize = IXL_TSO_SIZE,
+ .isc_tx_maxsegsize = IXL_MAX_DMA_SEG_SIZE,
-static int
-ixl_probe(device_t dev)
-{
- ixl_vendor_info_t *ent;
+ .isc_rx_maxsize = 16384,
+ .isc_rx_nsegments = IXL_MAX_RX_SEGS,
+ .isc_rx_maxsegsize = IXL_MAX_DMA_SEG_SIZE,
+ .isc_nfl = 1,
+ .isc_ntxqs = 1,
+ .isc_nrxqs = 1,
- u16 pci_vendor_id, pci_device_id;
- u16 pci_subvendor_id, pci_subdevice_id;
- char device_name[256];
+ .isc_admin_intrcnt = 1,
+ .isc_vendor_info = ixl_vendor_info_array,
+ .isc_driver_version = IXL_DRIVER_VERSION_STRING,
+ .isc_driver = &ixl_if_driver,
+ .isc_flags = IFLIB_NEED_SCRATCH | IFLIB_NEED_ZERO_CSUM | IFLIB_ADMIN_ALWAYS_RUN,
-#if 0
- INIT_DEBUGOUT("ixl_probe: begin");
-#endif
- pci_vendor_id = pci_get_vendor(dev);
- if (pci_vendor_id != I40E_INTEL_VENDOR_ID)
- return (ENXIO);
+ .isc_nrxd_min = {IXL_MIN_RING},
+ .isc_ntxd_min = {IXL_MIN_RING},
+ .isc_nrxd_max = {IXL_MAX_RING},
+ .isc_ntxd_max = {IXL_MAX_RING},
+ .isc_nrxd_default = {IXL_DEFAULT_RING},
+ .isc_ntxd_default = {IXL_DEFAULT_RING},
+};
- pci_device_id = pci_get_device(dev);
- pci_subvendor_id = pci_get_subvendor(dev);
- pci_subdevice_id = pci_get_subdevice(dev);
+if_shared_ctx_t ixl_sctx = &ixl_sctx_init;
- ent = ixl_vendor_info_array;
- while (ent->vendor_id != 0) {
- if ((pci_vendor_id == ent->vendor_id) &&
- (pci_device_id == ent->device_id) &&
-
- ((pci_subvendor_id == ent->subvendor_id) ||
- (ent->subvendor_id == 0)) &&
-
- ((pci_subdevice_id == ent->subdevice_id) ||
- (ent->subdevice_id == 0))) {
- sprintf(device_name, "%s, Version - %s",
- ixl_strings[ent->index],
- ixl_driver_version);
- device_set_desc_copy(dev, device_name);
- return (BUS_PROBE_DEFAULT);
- }
- ent++;
- }
- return (ENXIO);
+/*** Functions ***/
+static void *
+ixl_register(device_t dev)
+{
+ return (ixl_sctx);
}
-/*
- * Sanity check and save off tunable values.
- */
static int
-ixl_save_pf_tunables(struct ixl_pf *pf)
+ixl_allocate_pci_resources(struct ixl_pf *pf)
{
- device_t dev = pf->dev;
+ int rid;
+ struct i40e_hw *hw = &pf->hw;
+ device_t dev = iflib_get_dev(pf->vsi.ctx);
- /* Save tunable information */
- pf->enable_msix = ixl_enable_msix;
- pf->max_queues = ixl_max_queues;
- pf->enable_tx_fc_filter = ixl_enable_tx_fc_filter;
- pf->dynamic_rx_itr = ixl_dynamic_rx_itr;
- pf->dynamic_tx_itr = ixl_dynamic_tx_itr;
- pf->dbg_mask = ixl_core_debug_mask;
- pf->hw.debug_mask = ixl_shared_debug_mask;
-#ifdef DEV_NETMAP
- if (ixl_enable_head_writeback == 0)
- device_printf(dev, "Head writeback mode cannot be disabled "
- "when netmap is enabled\n");
- pf->vsi.enable_head_writeback = 1;
-#else
- pf->vsi.enable_head_writeback = !!(ixl_enable_head_writeback);
-#endif
+ /* Map BAR0 */
+ rid = PCIR_BAR(0);
+ pf->pci_mem = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
+ &rid, RF_ACTIVE);
+
+ if (!(pf->pci_mem)) {
+ device_printf(dev, "Unable to allocate bus resource: PCI memory\n");
+ return (ENXIO);
+ }
- ixl_vsi_setup_rings_size(&pf->vsi, ixl_tx_ring_size, ixl_rx_ring_size);
+ /* Save off the PCI information */
+ hw->vendor_id = pci_get_vendor(dev);
+ hw->device_id = pci_get_device(dev);
+ hw->revision_id = pci_read_config(dev, PCIR_REVID, 1);
+ hw->subsystem_vendor_id =
+ pci_read_config(dev, PCIR_SUBVEND_0, 2);
+ hw->subsystem_device_id =
+ pci_read_config(dev, PCIR_SUBDEV_0, 2);
- if (ixl_tx_itr < 0 || ixl_tx_itr > IXL_MAX_ITR) {
- device_printf(dev, "Invalid tx_itr value of %d set!\n",
- ixl_tx_itr);
- device_printf(dev, "tx_itr must be between %d and %d, "
- "inclusive\n",
- 0, IXL_MAX_ITR);
- device_printf(dev, "Using default value of %d instead\n",
- IXL_ITR_4K);
- pf->tx_itr = IXL_ITR_4K;
- } else
- pf->tx_itr = ixl_tx_itr;
+ hw->bus.device = pci_get_slot(dev);
+ hw->bus.func = pci_get_function(dev);
- if (ixl_rx_itr < 0 || ixl_rx_itr > IXL_MAX_ITR) {
- device_printf(dev, "Invalid rx_itr value of %d set!\n",
- ixl_rx_itr);
- device_printf(dev, "rx_itr must be between %d and %d, "
- "inclusive\n",
- 0, IXL_MAX_ITR);
- device_printf(dev, "Using default value of %d instead\n",
- IXL_ITR_8K);
- pf->rx_itr = IXL_ITR_8K;
- } else
- pf->rx_itr = ixl_rx_itr;
+ /* Save off register access information */
+ pf->osdep.mem_bus_space_tag =
+ rman_get_bustag(pf->pci_mem);
+ pf->osdep.mem_bus_space_handle =
+ rman_get_bushandle(pf->pci_mem);
+ pf->osdep.mem_bus_space_size = rman_get_size(pf->pci_mem);
+ pf->osdep.flush_reg = I40E_GLGEN_STAT;
+ pf->osdep.dev = dev;
- return (0);
-}
+ pf->hw.hw_addr = (u8 *) &pf->osdep.mem_bus_space_handle;
+ pf->hw.back = &pf->osdep;
+
+ return (0);
+ }
-/*********************************************************************
- * Device initialization routine
- *
- * The attach entry point is called when the driver is being loaded.
- * This routine identifies the type of hardware, allocates all resources
- * and initializes the hardware.
- *
- * return 0 on success, positive on failure
- *********************************************************************/
-
static int
-ixl_attach(device_t dev)
+ixl_if_attach_pre(if_ctx_t ctx)
{
- struct ixl_pf *pf;
- struct i40e_hw *hw;
- struct ixl_vsi *vsi;
+ device_t dev;
+ struct ixl_pf *pf;
+ struct i40e_hw *hw;
+ struct ixl_vsi *vsi;
+ if_softc_ctx_t scctx;
+ struct i40e_filter_control_settings filter;
enum i40e_status_code status;
- int error = 0;
+ int error = 0;
- INIT_DEBUGOUT("ixl_attach: begin");
+ INIT_DEBUGOUT("ixl_if_attach_pre: begin");
/* Allocate, clear, and link in our primary soft structure */
- pf = device_get_softc(dev);
- pf->dev = pf->osdep.dev = dev;
+ dev = iflib_get_dev(ctx);
+ pf = iflib_get_softc(ctx);
+ vsi = &pf->vsi;
+ vsi->back = pf;
+ pf->dev = dev;
hw = &pf->hw;
/*
** Note this assumes we have a single embedded VSI,
** this could be enhanced later to allocate multiple
*/
- vsi = &pf->vsi;
- vsi->dev = pf->dev;
- vsi->back = pf;
+ //vsi->dev = pf->dev;
+ vsi->hw = &pf->hw;
+ vsi->id = 0;
+ vsi->num_vlans = 0;
+ vsi->ctx = ctx;
+ vsi->media = iflib_get_media(ctx);
+ vsi->shared = scctx = iflib_get_softc_ctx(ctx);
/* Save tunable values */
- error = ixl_save_pf_tunables(pf);
- if (error)
- return (error);
+ ixl_save_pf_tunables(pf);
- /* Core Lock Init*/
- IXL_PF_LOCK_INIT(pf, device_get_nameunit(dev));
-
- /* Set up the timer callout */
- callout_init_mtx(&pf->timer, &pf->pf_mtx, 0);
-
/* Do PCI setup - map BAR0, etc */
if (ixl_allocate_pci_resources(pf)) {
device_printf(dev, "Allocation of PCI resources failed\n");
error = ENXIO;
- goto err_out;
+ goto err_pci_res;
}
/* Establish a clean starting point */
@@ -478,16 +477,11 @@
/* Get capabilities from the device */
error = ixl_get_hw_capabilities(pf);
if (error) {
- device_printf(dev, "HW capabilities failure!\n");
+ device_printf(dev, "get_hw_capabilities failed: %d\n",
+ error);
goto err_get_cap;
}
- /*
- * Allocate interrupts and figure out number of queues to use
- * for PF interface
- */
- pf->msix = ixl_init_msix(pf);
-
/* Set up host memory cache */
status = i40e_init_lan_hmc(hw, hw->func_caps.num_tx_qp,
hw->func_caps.num_rx_qp, 0, 0);
@@ -496,7 +490,6 @@
i40e_stat_str(hw, status));
goto err_get_cap;
}
-
status = i40e_configure_lan_hmc(hw, I40E_HMC_MODEL_DIRECT_ONLY);
if (status) {
device_printf(dev, "configure_lan_hmc failed: %s\n",
@@ -504,23 +497,6 @@
goto err_mac_hmc;
}
- /* Init queue allocation manager */
- error = ixl_pf_qmgr_init(&pf->qmgr, hw->func_caps.num_tx_qp);
- if (error) {
- device_printf(dev, "Failed to init queue manager for PF queues, error %d\n",
- error);
- goto err_mac_hmc;
- }
- /* reserve a contiguous allocation for the PF's VSI */
- error = ixl_pf_qmgr_alloc_contiguous(&pf->qmgr, vsi->num_queues, &pf->qtag);
- if (error) {
- device_printf(dev, "Failed to reserve queues for PF LAN VSI, error %d\n",
- error);
- goto err_mac_hmc;
- }
- device_printf(dev, "Allocating %d queues for PF LAN VSI; %d queues active\n",
- pf->qtag.num_allocated, pf->qtag.num_active);
-
/* Disable LLDP from the firmware for certain NVM versions */
if (((pf->hw.aq.fw_maj_ver == 4) && (pf->hw.aq.fw_min_ver < 3)) ||
(pf->hw.aq.fw_maj_ver < 4)) {
@@ -536,46 +512,120 @@
goto err_mac_hmc;
}
bcopy(hw->mac.addr, hw->mac.perm_addr, ETHER_ADDR_LEN);
+ iflib_set_mac(ctx, hw->mac.addr);
i40e_get_port_mac_addr(hw, hw->mac.port_addr);
+ /* Set up the device filtering */
+ bzero(&filter, sizeof(filter));
+ filter.enable_ethtype = TRUE;
+ filter.enable_macvlan = TRUE;
+ filter.enable_fdir = FALSE;
+ filter.hash_lut_size = I40E_HASH_LUT_SIZE_512;
+ if (i40e_set_filter_control(hw, &filter))
+ device_printf(dev, "i40e_set_filter_control() failed\n");
+
/* Query device FW LLDP status */
ixl_get_fw_lldp_status(pf);
/* Tell FW to apply DCB config on link up */
- if ((hw->mac.type != I40E_MAC_X722)
- && ((pf->hw.aq.api_maj_ver > 1)
- || (pf->hw.aq.api_maj_ver == 1 && pf->hw.aq.api_min_ver >= 7)))
- i40e_aq_set_dcb_parameters(hw, true, NULL);
+ i40e_aq_set_dcb_parameters(hw, true, NULL);
- /* Initialize mac filter list for VSI */
- SLIST_INIT(&vsi->ftl);
-
- /* Set up SW VSI and allocate queue memory and rings */
- if (ixl_setup_stations(pf)) {
- device_printf(dev, "setup stations failed!\n");
- error = ENOMEM;
- goto err_mac_hmc;
+ /* Fill out iflib parameters */
+ if (hw->mac.type == I40E_MAC_X722)
+ scctx->isc_ntxqsets_max = scctx->isc_nrxqsets_max = 128;
+ else
+ scctx->isc_ntxqsets_max = scctx->isc_nrxqsets_max = 64;
+ if (vsi->enable_head_writeback) {
+ scctx->isc_txqsizes[0] = roundup2(scctx->isc_ntxd[0]
+ * sizeof(struct i40e_tx_desc) + sizeof(u32), DBA_ALIGN);
+ scctx->isc_txrx = &ixl_txrx_hwb;
+ } else {
+ scctx->isc_txqsizes[0] = roundup2(scctx->isc_ntxd[0]
+ * sizeof(struct i40e_tx_desc), DBA_ALIGN);
+ scctx->isc_txrx = &ixl_txrx_dwb;
}
+ scctx->isc_rxqsizes[0] = roundup2(scctx->isc_nrxd[0]
+ * sizeof(union i40e_32byte_rx_desc), DBA_ALIGN);
+ scctx->isc_msix_bar = PCIR_BAR(IXL_MSIX_BAR);
+ scctx->isc_tx_nsegments = IXL_MAX_TX_SEGS;
+ scctx->isc_tx_tso_segments_max = IXL_MAX_TSO_SEGS;
+ scctx->isc_tx_tso_size_max = IXL_TSO_SIZE;
+ scctx->isc_tx_tso_segsize_max = IXL_MAX_DMA_SEG_SIZE;
+ scctx->isc_rss_table_size = pf->hw.func_caps.rss_table_size;
+ scctx->isc_tx_csum_flags = CSUM_OFFLOAD;
+ scctx->isc_capenable = IXL_CAPS;
+ INIT_DEBUGOUT("ixl_if_attach_pre: end");
+ return (0);
+
+err_mac_hmc:
+ i40e_shutdown_lan_hmc(hw);
+err_get_cap:
+ i40e_shutdown_adminq(hw);
+err_out:
+ ixl_free_pci_resources(pf);
+err_pci_res:
+ return (error);
+}
+
+static int
+ixl_if_attach_post(if_ctx_t ctx)
+{
+ device_t dev;
+ struct ixl_pf *pf;
+ struct i40e_hw *hw;
+ struct ixl_vsi *vsi;
+ int error = 0;
+ enum i40e_status_code status;
+
+ INIT_DEBUGOUT("ixl_if_attach_post: begin");
+
+ dev = iflib_get_dev(ctx);
+ pf = iflib_get_softc(ctx);
+ vsi = &pf->vsi;
+ vsi->ifp = iflib_get_ifp(ctx);
+ hw = &pf->hw;
+
/* Setup OS network interface / ifnet */
- if (ixl_setup_interface(dev, vsi)) {
+ if (ixl_setup_interface(dev, pf)) {
device_printf(dev, "interface setup failed!\n");
error = EIO;
- goto err_late;
+ goto err;
}
/* Determine link state */
if (ixl_attach_get_link_status(pf)) {
error = EINVAL;
- goto err_late;
+ goto err;
}
error = ixl_switch_config(pf);
if (error) {
device_printf(dev, "Initial ixl_switch_config() failed: %d\n",
error);
- goto err_late;
+ goto err;
}
+ /* Add protocol filters to list */
+ ixl_init_filters(vsi);
+
+ /* Init queue allocation manager */
+ error = ixl_pf_qmgr_init(&pf->qmgr, hw->func_caps.num_tx_qp);
+ if (error) {
+ device_printf(dev, "Failed to init queue manager for PF queues, error %d\n",
+ error);
+ goto err;
+ }
+ /* reserve a contiguous allocation for the PF's VSI */
+ error = ixl_pf_qmgr_alloc_contiguous(&pf->qmgr,
+ max(vsi->num_rx_queues, vsi->num_tx_queues), &pf->qtag);
+ if (error) {
+ device_printf(dev, "Failed to reserve queues for PF LAN VSI, error %d\n",
+ error);
+ goto err;
+ }
+ device_printf(dev, "Allocating %d queues for PF LAN VSI; %d queues active\n",
+ pf->qtag.num_allocated, pf->qtag.num_active);
+
/* Limit PHY interrupts to link, autoneg, and modules failure */
status = i40e_aq_set_phy_int_mask(hw, IXL_DEFAULT_PHY_INT_MASK,
NULL);
@@ -583,91 +633,35 @@
device_printf(dev, "i40e_aq_set_phy_mask() failed: err %s,"
" aq_err %s\n", i40e_stat_str(hw, status),
i40e_aq_str(hw, hw->aq.asq_last_status));
- goto err_late;
+ goto err;
}
- /* Get the bus configuration and set the shared code's config */
+ /* Get the bus configuration and set the shared code */
ixl_get_bus_info(pf);
- /*
- * In MSI-X mode, initialize the Admin Queue interrupt,
- * so userland tools can communicate with the adapter regardless of
- * the ifnet interface's status.
- */
- if (pf->msix > 1) {
- error = ixl_setup_adminq_msix(pf);
- if (error) {
- device_printf(dev, "ixl_setup_adminq_msix() error: %d\n",
- error);
- goto err_late;
- }
- error = ixl_setup_adminq_tq(pf);
- if (error) {
- device_printf(dev, "ixl_setup_adminq_tq() error: %d\n",
- error);
- goto err_late;
- }
- ixl_configure_intr0_msix(pf);
- ixl_enable_intr0(hw);
-
- error = ixl_setup_queue_msix(vsi);
- if (error)
- device_printf(dev, "ixl_setup_queue_msix() error: %d\n",
- error);
- error = ixl_setup_queue_tqs(vsi);
- if (error)
- device_printf(dev, "ixl_setup_queue_tqs() error: %d\n",
- error);
- } else {
- error = ixl_setup_legacy(pf);
-
- error = ixl_setup_adminq_tq(pf);
- if (error) {
- device_printf(dev, "ixl_setup_adminq_tq() error: %d\n",
- error);
- goto err_late;
- }
-
- error = ixl_setup_queue_tqs(vsi);
- if (error)
- device_printf(dev, "ixl_setup_queue_tqs() error: %d\n",
- error);
+ /* Keep admin queue interrupts active while driver is loaded */
+ if (vsi->shared->isc_intr == IFLIB_INTR_MSIX) {
+ ixl_configure_intr0_msix(pf);
+ ixl_enable_intr0(hw);
}
- if (error) {
- device_printf(dev, "interrupt setup error: %d\n", error);
- }
-
/* Set initial advertised speed sysctl value */
ixl_set_initial_advertised_speeds(pf);
/* Initialize statistics & add sysctls */
ixl_add_device_sysctls(pf);
-
ixl_pf_reset_stats(pf);
ixl_update_stats_counters(pf);
ixl_add_hw_stats(pf);
- /* Register for VLAN events */
- vsi->vlan_attach = EVENTHANDLER_REGISTER(vlan_config,
- ixl_register_vlan, vsi, EVENTHANDLER_PRI_FIRST);
- vsi->vlan_detach = EVENTHANDLER_REGISTER(vlan_unconfig,
- ixl_unregister_vlan, vsi, EVENTHANDLER_PRI_FIRST);
+ hw->phy.get_link_info = true;
+ i40e_get_link_status(hw, &pf->link_up);
+ ixl_update_link_status(pf);
#ifdef PCI_IOV
ixl_initialize_sriov(pf);
#endif
-#ifdef DEV_NETMAP
- if (vsi->num_rx_desc == vsi->num_tx_desc) {
- vsi->queues[0].num_desc = vsi->num_rx_desc;
- ixl_netmap_attach(vsi);
- } else
- device_printf(dev,
- "Netmap is not supported when RX and TX descriptor ring sizes differ\n");
-
-#endif /* DEV_NETMAP */
-
#ifdef IXL_IW
if (hw->func_caps.iwarp && ixl_enable_iwarp) {
pf->iw_enabled = (pf->iw_msix > 0) ? true : false;
@@ -677,7 +671,7 @@
device_printf(dev,
"interfacing to iwarp driver failed: %d\n",
error);
- goto err_late;
+ goto err;
} else
device_printf(dev, "iWARP ready\n");
} else
@@ -689,54 +683,38 @@
}
#endif
- INIT_DEBUGOUT("ixl_attach: end");
+ INIT_DBG_DEV(dev, "end");
return (0);
-err_late:
- if (vsi->ifp != NULL) {
- ether_ifdetach(vsi->ifp);
- if_free(vsi->ifp);
- }
-err_mac_hmc:
- i40e_shutdown_lan_hmc(hw);
-err_get_cap:
- i40e_shutdown_adminq(hw);
-err_out:
- ixl_free_pci_resources(pf);
- ixl_free_vsi(vsi);
- IXL_PF_LOCK_DESTROY(pf);
+err:
+ INIT_DEBUGOUT("end: error %d", error);
+ /* ixl_if_detach() is called on error from this */
return (error);
}
-/*********************************************************************
- * Device removal routine
- *
- * The detach entry point is called when the driver is being removed.
- * This routine stops the adapter and deallocates all the resources
- * that were allocated for driver operation.
- *
- * return 0 on success, positive on failure
- *********************************************************************/
-
static int
-ixl_detach(device_t dev)
+ixl_if_detach(if_ctx_t ctx)
{
- struct ixl_pf *pf = device_get_softc(dev);
- struct i40e_hw *hw = &pf->hw;
- struct ixl_vsi *vsi = &pf->vsi;
+ struct ixl_pf *pf = iflib_get_softc(ctx);
+ struct ixl_vsi *vsi = &pf->vsi;
+ struct i40e_hw *hw = &pf->hw;
+ device_t dev = pf->dev;
enum i40e_status_code status;
#if defined(PCI_IOV) || defined(IXL_IW)
int error;
#endif
- INIT_DEBUGOUT("ixl_detach: begin");
+ INIT_DBG_DEV(dev, "begin");
- /* Make sure VLANS are not using driver */
- if (vsi->ifp->if_vlantrunk != NULL) {
- device_printf(dev, "Vlan in use, detach first\n");
- return (EBUSY);
+#ifdef IXL_IW
+ if (ixl_enable_iwarp && pf->iw_enabled) {
+ error = ixl_iw_pf_detach(pf);
+ if (error == EBUSY) {
+ device_printf(dev, "iwarp in use; stop it first.\n");
+ return (error);
+ }
}
-
+#endif
#ifdef PCI_IOV
error = pci_iov_detach(dev);
if (error != 0) {
@@ -744,73 +722,989 @@
return (error);
}
#endif
-
/* Remove all previously allocated media types */
- ifmedia_removeall(&vsi->media);
+ ifmedia_removeall(vsi->media);
- ether_ifdetach(vsi->ifp);
- if (vsi->ifp->if_drv_flags & IFF_DRV_RUNNING)
- ixl_stop(pf);
-
/* Shutdown LAN HMC */
- status = i40e_shutdown_lan_hmc(hw);
- if (status)
- device_printf(dev,
- "Shutdown LAN HMC failed with code %d\n", status);
+ if (hw->hmc.hmc_obj) {
+ status = i40e_shutdown_lan_hmc(hw);
+ if (status)
+ device_printf(dev,
+ "i40e_shutdown_lan_hmc() failed with status %s\n",
+ i40e_stat_str(hw, status));
+ }
- /* Teardown LAN queue resources */
- ixl_teardown_queue_msix(vsi);
- ixl_free_queue_tqs(vsi);
/* Shutdown admin queue */
ixl_disable_intr0(hw);
- ixl_teardown_adminq_msix(pf);
- ixl_free_adminq_tq(pf);
status = i40e_shutdown_adminq(hw);
if (status)
device_printf(dev,
- "Shutdown Admin queue failed with code %d\n", status);
+ "i40e_shutdown_adminq() failed with status %s\n",
+ i40e_stat_str(hw, status));
- /* Unregister VLAN events */
- if (vsi->vlan_attach != NULL)
- EVENTHANDLER_DEREGISTER(vlan_config, vsi->vlan_attach);
- if (vsi->vlan_detach != NULL)
- EVENTHANDLER_DEREGISTER(vlan_unconfig, vsi->vlan_detach);
+ ixl_pf_qmgr_destroy(&pf->qmgr);
+ ixl_free_pci_resources(pf);
+ ixl_free_mac_filters(vsi);
+ INIT_DBG_DEV(dev, "end");
+ return (0);
+}
- callout_drain(&pf->timer);
+/* TODO: Do shutdown-specific stuff here */
+static int
+ixl_if_shutdown(if_ctx_t ctx)
+{
+ int error = 0;
+ INIT_DEBUGOUT("ixl_if_shutdown: begin");
+
+ /* TODO: Call ixl_if_stop()? */
+
+ /* TODO: Then setup low power mode */
+
+ return (error);
+}
+
+static int
+ixl_if_suspend(if_ctx_t ctx)
+{
+ int error = 0;
+
+ INIT_DEBUGOUT("ixl_if_suspend: begin");
+
+ /* TODO: Call ixl_if_stop()? */
+
+ /* TODO: Then setup low power mode */
+
+ return (error);
+}
+
+static int
+ixl_if_resume(if_ctx_t ctx)
+{
+ struct ifnet *ifp = iflib_get_ifp(ctx);
+
+ INIT_DEBUGOUT("ixl_if_resume: begin");
+
+ /* Read & clear wake-up registers */
+
+ /* Required after D3->D0 transition */
+ if (ifp->if_flags & IFF_UP)
+ ixl_if_init(ctx);
+
+ return (0);
+}
+
+/* Set Report Status queue fields to 0 */
+static void
+ixl_init_tx_rsqs(struct ixl_vsi *vsi)
+{
+ if_softc_ctx_t scctx = vsi->shared;
+ struct ixl_tx_queue *tx_que;
+ int i, j;
+
+ for (i = 0, tx_que = vsi->tx_queues; i < vsi->num_tx_queues; i++, tx_que++) {
+ struct tx_ring *txr = &tx_que->txr;
+
+ txr->tx_rs_cidx = txr->tx_rs_pidx = txr->tx_cidx_processed = 0;
+
+ for (j = 0; j < scctx->isc_ntxd[0]; j++)
+ txr->tx_rsq[j] = QIDX_INVALID;
+ }
+}
+
+static void
+ixl_init_tx_cidx(struct ixl_vsi *vsi)
+{
+ struct ixl_tx_queue *tx_que;
+ int i;
+
+ for (i = 0, tx_que = vsi->tx_queues; i < vsi->num_tx_queues; i++, tx_que++) {
+ struct tx_ring *txr = &tx_que->txr;
+
+ txr->tx_cidx_processed = 0;
+ }
+}
+
+void
+ixl_if_init(if_ctx_t ctx)
+{
+ struct ixl_pf *pf = iflib_get_softc(ctx);
+ struct ixl_vsi *vsi = &pf->vsi;
+ struct i40e_hw *hw = &pf->hw;
+ device_t dev = iflib_get_dev(ctx);
+ u8 tmpaddr[ETHER_ADDR_LEN];
+ int ret;
+
+ /*
+ * If the aq is dead here, it probably means something outside of the driver
+ * did something to the adapter, like a PF reset.
+ * So rebuild the driver's state here if that occurs.
+ */
+ if (!i40e_check_asq_alive(&pf->hw)) {
+ device_printf(dev, "Admin Queue is down; resetting...\n");
+ ixl_teardown_hw_structs(pf);
+ ixl_reset(pf);
+ }
+
+ /* Get the latest mac address... User might use a LAA */
+ bcopy(IF_LLADDR(vsi->ifp), tmpaddr, ETH_ALEN);
+ if (!cmp_etheraddr(hw->mac.addr, tmpaddr) &&
+ (i40e_validate_mac_addr(tmpaddr) == I40E_SUCCESS)) {
+ ixl_del_filter(vsi, hw->mac.addr, IXL_VLAN_ANY);
+ bcopy(tmpaddr, hw->mac.addr, ETH_ALEN);
+ ret = i40e_aq_mac_address_write(hw,
+ I40E_AQC_WRITE_TYPE_LAA_ONLY,
+ hw->mac.addr, NULL);
+ if (ret) {
+ device_printf(dev, "LLA address change failed!!\n");
+ return;
+ }
+ ixl_add_filter(vsi, hw->mac.addr, IXL_VLAN_ANY);
+ }
+
+ iflib_set_mac(ctx, hw->mac.addr);
+
+ /* Prepare the VSI: rings, hmc contexts, etc... */
+ if (ixl_initialize_vsi(vsi)) {
+ device_printf(dev, "initialize vsi failed!!\n");
+ return;
+ }
+
+ // TODO: Call iflib setup multicast filters here?
+ // It's called in ixgbe in D5213
+ ixl_if_multi_set(ctx);
+
+ /* Set up RSS */
+ ixl_config_rss(pf);
+
+ /* Set up MSI/X routing and the ITR settings */
+ if (vsi->shared->isc_intr == IFLIB_INTR_MSIX) {
+ ixl_configure_queue_intr_msix(pf);
+ ixl_configure_itr(pf);
+ } else
+ ixl_configure_legacy(pf);
+
+ if (vsi->enable_head_writeback)
+ ixl_init_tx_cidx(vsi);
+ else
+ ixl_init_tx_rsqs(vsi);
+
+ ixl_enable_rings(vsi);
+
+ i40e_aq_set_default_vsi(hw, vsi->seid, NULL);
+
+ ixl_reconfigure_filters(vsi);
+
#ifdef IXL_IW
if (ixl_enable_iwarp && pf->iw_enabled) {
- error = ixl_iw_pf_detach(pf);
- if (error == EBUSY) {
- device_printf(dev, "iwarp in use; stop it first.\n");
- return (error);
- }
+ ret = ixl_iw_pf_init(pf);
+ if (ret)
+ device_printf(dev,
+ "initialize iwarp failed, code %d\n", ret);
}
#endif
+}
-#ifdef DEV_NETMAP
- netmap_detach(vsi->ifp);
-#endif /* DEV_NETMAP */
- ixl_pf_qmgr_destroy(&pf->qmgr);
- ixl_free_pci_resources(pf);
- bus_generic_detach(dev);
- if_free(vsi->ifp);
- ixl_free_vsi(vsi);
- IXL_PF_LOCK_DESTROY(pf);
+void
+ixl_if_stop(if_ctx_t ctx)
+{
+ struct ixl_pf *pf = iflib_get_softc(ctx);
+ struct ixl_vsi *vsi = &pf->vsi;
+
+ INIT_DEBUGOUT("ixl_if_stop: begin\n");
+
+ // TODO: This may need to be reworked
+#ifdef IXL_IW
+ /* Stop iWARP device */
+ if (ixl_enable_iwarp && pf->iw_enabled)
+ ixl_iw_pf_stop(pf);
+#endif
+
+ ixl_disable_rings_intr(vsi);
+ ixl_disable_rings(vsi);
+}
+
+static int
+ixl_if_msix_intr_assign(if_ctx_t ctx, int msix)
+{
+ struct ixl_pf *pf = iflib_get_softc(ctx);
+ struct ixl_vsi *vsi = &pf->vsi;
+ struct ixl_rx_queue *rx_que = vsi->rx_queues;
+ struct ixl_tx_queue *tx_que = vsi->tx_queues;
+ int err, i, rid, vector = 0;
+ char buf[16];
+
+ /* Admin Que must use vector 0*/
+ rid = vector + 1;
+ err = iflib_irq_alloc_generic(ctx, &vsi->irq, rid, IFLIB_INTR_ADMIN,
+ ixl_msix_adminq, pf, 0, "aq");
+ if (err) {
+ iflib_irq_free(ctx, &vsi->irq);
+ device_printf(iflib_get_dev(ctx),
+ "Failed to register Admin que handler");
+ return (err);
+ }
+ // TODO: Re-enable this at some point
+ // iflib_softirq_alloc_generic(ctx, rid, IFLIB_INTR_IOV, pf, 0, "ixl_iov");
+
+ /* Now set up the stations */
+ for (i = 0, vector = 1; i < vsi->num_rx_queues; i++, vector++, rx_que++) {
+ rid = vector + 1;
+
+ snprintf(buf, sizeof(buf), "rxq%d", i);
+ err = iflib_irq_alloc_generic(ctx, &rx_que->que_irq, rid,
+ IFLIB_INTR_RX, ixl_msix_que, rx_que, rx_que->rxr.me, buf);
+ /* XXX: Does the driver work as expected if there are fewer num_rx_queues than
+ * what's expected in the iflib context? */
+ if (err) {
+ device_printf(iflib_get_dev(ctx),
+ "Failed to allocate q int %d err: %d", i, err);
+ vsi->num_rx_queues = i + 1;
+ goto fail;
+ }
+ rx_que->msix = vector;
+ }
+
+ bzero(buf, sizeof(buf));
+
+ for (i = 0; i < vsi->num_tx_queues; i++, tx_que++) {
+ snprintf(buf, sizeof(buf), "txq%d", i);
+ iflib_softirq_alloc_generic(ctx,
+ &vsi->rx_queues[i % vsi->num_rx_queues].que_irq,
+ IFLIB_INTR_TX, tx_que, tx_que->txr.me, buf);
+
+ /* TODO: Maybe call a strategy function for this to figure out which
+ * interrupts to map Tx queues to. I don't know if there's an immediately
+ * better way than this other than a user-supplied map, though. */
+ tx_que->msix = (i % vsi->num_rx_queues) + 1;
+ }
+
return (0);
+fail:
+ iflib_irq_free(ctx, &vsi->irq);
+ rx_que = vsi->rx_queues;
+ for (int i = 0; i < vsi->num_rx_queues; i++, rx_que++)
+ iflib_irq_free(ctx, &rx_que->que_irq);
+ return (err);
}
-/*********************************************************************
+/*
+ * Enable all interrupts
*
- * Shutdown entry point
+ * Called in:
+ * iflib_init_locked, after ixl_if_init()
+ */
+static void
+ixl_if_enable_intr(if_ctx_t ctx)
+{
+ struct ixl_pf *pf = iflib_get_softc(ctx);
+ struct ixl_vsi *vsi = &pf->vsi;
+ struct i40e_hw *hw = vsi->hw;
+ struct ixl_rx_queue *que = vsi->rx_queues;
+
+ ixl_enable_intr0(hw);
+ /* Enable queue interrupts */
+ for (int i = 0; i < vsi->num_rx_queues; i++, que++)
+ /* TODO: Queue index parameter is probably wrong */
+ ixl_enable_queue(hw, que->rxr.me);
+}
+
+/*
+ * Disable queue interrupts
*
- **********************************************************************/
+ * Other interrupt causes need to remain active.
+ */
+static void
+ixl_if_disable_intr(if_ctx_t ctx)
+{
+ struct ixl_pf *pf = iflib_get_softc(ctx);
+ struct ixl_vsi *vsi = &pf->vsi;
+ struct i40e_hw *hw = vsi->hw;
+ struct ixl_rx_queue *rx_que = vsi->rx_queues;
+ if (vsi->shared->isc_intr == IFLIB_INTR_MSIX) {
+ for (int i = 0; i < vsi->num_rx_queues; i++, rx_que++)
+ ixl_disable_queue(hw, rx_que->msix - 1);
+ } else {
+ // Set PFINT_LNKLST0 FIRSTQ_INDX to 0x7FF
+ // stops queues from triggering interrupts
+ wr32(hw, I40E_PFINT_LNKLST0, 0x7FF);
+ }
+}
+
static int
-ixl_shutdown(device_t dev)
+ixl_if_rx_queue_intr_enable(if_ctx_t ctx, uint16_t rxqid)
{
- struct ixl_pf *pf = device_get_softc(dev);
- ixl_stop(pf);
+ struct ixl_pf *pf = iflib_get_softc(ctx);
+ struct ixl_vsi *vsi = &pf->vsi;
+ struct i40e_hw *hw = vsi->hw;
+ struct ixl_rx_queue *rx_que = &vsi->rx_queues[rxqid];
+
+ ixl_enable_queue(hw, rx_que->msix - 1);
return (0);
+}
+
+static int
+ixl_if_tx_queue_intr_enable(if_ctx_t ctx, uint16_t txqid)
+{
+ struct ixl_pf *pf = iflib_get_softc(ctx);
+ struct ixl_vsi *vsi = &pf->vsi;
+ struct i40e_hw *hw = vsi->hw;
+ struct ixl_tx_queue *tx_que = &vsi->tx_queues[txqid];
+
+ ixl_enable_queue(hw, tx_que->msix - 1);
+
+ return (0);
+}
+
+static int
+ixl_if_tx_queues_alloc(if_ctx_t ctx, caddr_t *vaddrs, uint64_t *paddrs, int ntxqs, int ntxqsets)
+{
+ struct ixl_pf *pf = iflib_get_softc(ctx);
+ struct ixl_vsi *vsi = &pf->vsi;
+ if_softc_ctx_t scctx = vsi->shared;
+ struct ixl_tx_queue *que;
+ // int i;
+ int i, j, error = 0;
+
+ MPASS(vsi->num_tx_queues > 0);
+ MPASS(ntxqs == 1);
+ MPASS(vsi->num_tx_queues == ntxqsets);
+
+ /* Allocate queue structure memory */
+ if (!(vsi->tx_queues =
+ (struct ixl_tx_queue *) malloc(sizeof(struct ixl_tx_queue) *ntxqsets, M_IXL, M_NOWAIT | M_ZERO))) {
+ device_printf(iflib_get_dev(ctx), "Unable to allocate TX ring memory\n");
+ return (ENOMEM);
+ }
+
+ for (i = 0, que = vsi->tx_queues; i < ntxqsets; i++, que++) {
+ struct tx_ring *txr = &que->txr;
+
+ txr->me = i;
+ que->vsi = vsi;
+
+ if (!vsi->enable_head_writeback) {
+ /* Allocate report status array */
+ if (!(txr->tx_rsq = malloc(sizeof(qidx_t) * scctx->isc_ntxd[0], M_IXL, M_NOWAIT))) {
+ device_printf(iflib_get_dev(ctx), "failed to allocate tx_rsq memory\n");
+ error = ENOMEM;
+ goto fail;
+ }
+ /* Init report status array */
+ for (j = 0; j < scctx->isc_ntxd[0]; j++)
+ txr->tx_rsq[j] = QIDX_INVALID;
+ }
+ /* get the virtual and physical address of the hardware queues */
+ txr->tail = I40E_QTX_TAIL(txr->me);
+ txr->tx_base = (struct i40e_tx_desc *)vaddrs[i * ntxqs];
+ txr->tx_paddr = paddrs[i * ntxqs];
+ txr->que = que;
+ }
+
+ return (0);
+fail:
+ ixl_if_queues_free(ctx);
+ return (error);
+}
+
+static int
+ixl_if_rx_queues_alloc(if_ctx_t ctx, caddr_t *vaddrs, uint64_t *paddrs, int nrxqs, int nrxqsets)
+{
+ struct ixl_pf *pf = iflib_get_softc(ctx);
+ struct ixl_vsi *vsi = &pf->vsi;
+ struct ixl_rx_queue *que;
+ int i, error = 0;
+
+ MPASS(vsi->num_rx_queues > 0);
+ MPASS(nrxqs == 1);
+ MPASS(vsi->num_rx_queues == nrxqsets);
+
+ /* Allocate queue structure memory */
+ if (!(vsi->rx_queues =
+ (struct ixl_rx_queue *) malloc(sizeof(struct ixl_rx_queue) *
+ nrxqsets, M_IXL, M_NOWAIT | M_ZERO))) {
+ device_printf(iflib_get_dev(ctx), "Unable to allocate RX ring memory\n");
+ error = ENOMEM;
+ goto fail;
+ }
+
+ for (i = 0, que = vsi->rx_queues; i < nrxqsets; i++, que++) {
+ struct rx_ring *rxr = &que->rxr;
+
+ rxr->me = i;
+ que->vsi = vsi;
+
+ /* get the virtual and physical address of the hardware queues */
+ rxr->tail = I40E_QRX_TAIL(rxr->me);
+ rxr->rx_base = (union i40e_rx_desc *)vaddrs[i * nrxqs];
+ rxr->rx_paddr = paddrs[i * nrxqs];
+ rxr->que = que;
+ }
+
+ return (0);
+fail:
+ ixl_if_queues_free(ctx);
+ return (error);
+}
+
+static void
+ixl_if_queues_free(if_ctx_t ctx)
+{
+ struct ixl_pf *pf = iflib_get_softc(ctx);
+ struct ixl_vsi *vsi = &pf->vsi;
+
+ if (vsi->enable_head_writeback) {
+ struct ixl_tx_queue *que;
+ int i = 0;
+
+ for (i = 0, que = vsi->tx_queues; i < vsi->num_tx_queues; i++, que++) {
+ struct tx_ring *txr = &que->txr;
+ if (txr->tx_rsq != NULL) {
+ free(txr->tx_rsq, M_IXL);
+ txr->tx_rsq = NULL;
+ }
+ }
+ }
+
+ if (vsi->tx_queues != NULL) {
+ free(vsi->tx_queues, M_IXL);
+ vsi->tx_queues = NULL;
+ }
+ if (vsi->rx_queues != NULL) {
+ free(vsi->rx_queues, M_IXL);
+ vsi->rx_queues = NULL;
+ }
+}
+
+void
+ixl_update_link_status(struct ixl_pf *pf)
+{
+ struct ixl_vsi *vsi = &pf->vsi;
+ u64 baudrate;
+
+ if (pf->link_up) {
+ if (vsi->link_active == FALSE) {
+ vsi->link_active = TRUE;
+ baudrate = ixl_max_aq_speed_to_value(pf->link_speed);
+ iflib_link_state_change(vsi->ctx, LINK_STATE_UP, baudrate);
+ ixl_link_up_msg(pf);
+#ifdef PCI_IOV
+ ixl_broadcast_link_state(pf);
+#endif
+
+ }
+ } else { /* Link down */
+ if (vsi->link_active == TRUE) {
+ vsi->link_active = FALSE;
+ iflib_link_state_change(vsi->ctx, LINK_STATE_DOWN, 0);
+#ifdef PCI_IOV
+ ixl_broadcast_link_state(pf);
+#endif
+ }
+ }
+}
+
+static int
+ixl_process_adminq(struct ixl_pf *pf, u16 *pending)
+{
+ enum i40e_status_code status = I40E_SUCCESS;
+ struct i40e_arq_event_info event;
+ struct i40e_hw *hw = &pf->hw;
+ device_t dev = pf->dev;
+ u16 opcode;
+ u32 loop = 0, reg;
+
+ event.buf_len = IXL_AQ_BUF_SZ;
+ event.msg_buf = malloc(event.buf_len, M_IXL, M_NOWAIT | M_ZERO);
+ if (!event.msg_buf) {
+ device_printf(dev, "%s: Unable to allocate memory for Admin"
+ " Queue event!\n", __func__);
+ return (ENOMEM);
+ }
+
+ /* clean and process any events */
+ do {
+ status = i40e_clean_arq_element(hw, &event, pending);
+ if (status)
+ break;
+ opcode = LE16_TO_CPU(event.desc.opcode);
+ ixl_dbg(pf, IXL_DBG_AQ,
+ "Admin Queue event: %#06x\n", opcode);
+ switch (opcode) {
+ case i40e_aqc_opc_get_link_status:
+ ixl_link_event(pf, &event);
+ break;
+ case i40e_aqc_opc_send_msg_to_pf:
+#ifdef PCI_IOV
+ ixl_handle_vf_msg(pf, &event);
+#endif
+ break;
+ /*
+ * This should only occur on no-drop queues, which
+ * aren't currently configured.
+ */
+ case i40e_aqc_opc_event_lan_overflow:
+ device_printf(dev, "LAN overflow event\n");
+ break;
+ default:
+ break;
+ }
+ } while (*pending && (loop++ < IXL_ADM_LIMIT));
+
+ free(event.msg_buf, M_IXL);
+
+ /* Re-enable admin queue interrupt cause */
+ reg = rd32(hw, I40E_PFINT_ICR0_ENA);
+ reg |= I40E_PFINT_ICR0_ENA_ADMINQ_MASK;
+ wr32(hw, I40E_PFINT_ICR0_ENA, reg);
+
+ return (status);
+}
+
+static void
+ixl_if_update_admin_status(if_ctx_t ctx)
+{
+ struct ixl_pf *pf = iflib_get_softc(ctx);
+ struct i40e_hw *hw = &pf->hw;
+ u16 pending;
+
+ if (pf->state & IXL_PF_STATE_ADAPTER_RESETTING)
+ ixl_handle_empr_reset(pf);
+
+ if (pf->state & IXL_PF_STATE_MDD_PENDING)
+ ixl_handle_mdd_event(pf);
+
+#ifdef PCI_IOV
+ if (pf->state & IXL_PF_STATE_VF_RESET_REQ)
+ iflib_iov_intr_deferred(ctx);
+#endif
+
+ ixl_process_adminq(pf, &pending);
+ ixl_update_link_status(pf);
+
+ /*
+ * If there are still messages to process, reschedule ourselves.
+ * Otherwise, re-enable our interrupt and go to sleep.
+ */
+ if (pending > 0)
+ iflib_admin_intr_deferred(ctx);
+ else
+ ixl_enable_intr0(hw);
+}
+
+static void
+ixl_if_multi_set(if_ctx_t ctx)
+{
+ struct ixl_pf *pf = iflib_get_softc(ctx);
+ struct ixl_vsi *vsi = &pf->vsi;
+ struct i40e_hw *hw = vsi->hw;
+ int mcnt = 0, flags;
+
+ IOCTL_DEBUGOUT("ixl_if_multi_set: begin");
+
+ mcnt = if_multiaddr_count(iflib_get_ifp(ctx), MAX_MULTICAST_ADDR);
+ /* delete existing MC filters */
+ ixl_del_multi(vsi);
+
+ if (__predict_false(mcnt == MAX_MULTICAST_ADDR)) {
+ i40e_aq_set_vsi_multicast_promiscuous(hw,
+ vsi->seid, TRUE, NULL);
+ return;
+ }
+ /* (re-)install filters for all mcast addresses */
+ mcnt = if_multi_apply(iflib_get_ifp(ctx), ixl_mc_filter_apply, vsi);
+
+ if (mcnt > 0) {
+ flags = (IXL_FILTER_ADD | IXL_FILTER_USED | IXL_FILTER_MC);
+ ixl_add_hw_filters(vsi, flags, mcnt);
+ }
+
+ IOCTL_DEBUGOUT("ixl_if_multi_set: end");
+}
+
+static int
+ixl_if_mtu_set(if_ctx_t ctx, uint32_t mtu)
+{
+ struct ixl_pf *pf = iflib_get_softc(ctx);
+ struct ixl_vsi *vsi = &pf->vsi;
+
+ IOCTL_DEBUGOUT("ioctl: SIOCSIFMTU (Set Interface MTU)");
+ if (mtu > IXL_MAX_FRAME - ETHER_HDR_LEN - ETHER_CRC_LEN -
+ ETHER_VLAN_ENCAP_LEN)
+ return (EINVAL);
+
+ vsi->shared->isc_max_frame_size = mtu + ETHER_HDR_LEN + ETHER_CRC_LEN +
+ ETHER_VLAN_ENCAP_LEN;
+
+ return (0);
+}
+
+static void
+ixl_if_media_status(if_ctx_t ctx, struct ifmediareq *ifmr)
+{
+ struct ixl_pf *pf = iflib_get_softc(ctx);
+ struct i40e_hw *hw = &pf->hw;
+
+ INIT_DEBUGOUT("ixl_media_status: begin");
+
+ ifmr->ifm_status = IFM_AVALID;
+ ifmr->ifm_active = IFM_ETHER;
+
+ if (!pf->link_up) {
+ return;
+ }
+
+ ifmr->ifm_status |= IFM_ACTIVE;
+ /* Hardware is always full-duplex */
+ ifmr->ifm_active |= IFM_FDX;
+
+ switch (hw->phy.link_info.phy_type) {
+ /* 100 M */
+ case I40E_PHY_TYPE_100BASE_TX:
+ ifmr->ifm_active |= IFM_100_TX;
+ break;
+ /* 1 G */
+ case I40E_PHY_TYPE_1000BASE_T:
+ ifmr->ifm_active |= IFM_1000_T;
+ break;
+ case I40E_PHY_TYPE_1000BASE_SX:
+ ifmr->ifm_active |= IFM_1000_SX;
+ break;
+ case I40E_PHY_TYPE_1000BASE_LX:
+ ifmr->ifm_active |= IFM_1000_LX;
+ break;
+ case I40E_PHY_TYPE_1000BASE_T_OPTICAL:
+ ifmr->ifm_active |= IFM_1000_T;
+ break;
+ /* 10 G */
+ case I40E_PHY_TYPE_10GBASE_SFPP_CU:
+ ifmr->ifm_active |= IFM_10G_TWINAX;
+ break;
+ case I40E_PHY_TYPE_10GBASE_SR:
+ ifmr->ifm_active |= IFM_10G_SR;
+ break;
+ case I40E_PHY_TYPE_10GBASE_LR:
+ ifmr->ifm_active |= IFM_10G_LR;
+ break;
+ case I40E_PHY_TYPE_10GBASE_T:
+ ifmr->ifm_active |= IFM_10G_T;
+ break;
+ case I40E_PHY_TYPE_XAUI:
+ case I40E_PHY_TYPE_XFI:
+ ifmr->ifm_active |= IFM_10G_TWINAX;
+ break;
+ case I40E_PHY_TYPE_10GBASE_AOC:
+ ifmr->ifm_active |= IFM_10G_AOC;
+ break;
+ /* 25 G */
+ case I40E_PHY_TYPE_25GBASE_KR:
+ ifmr->ifm_active |= IFM_25G_KR;
+ break;
+ case I40E_PHY_TYPE_25GBASE_CR:
+ ifmr->ifm_active |= IFM_25G_CR;
+ break;
+ case I40E_PHY_TYPE_25GBASE_SR:
+ ifmr->ifm_active |= IFM_25G_SR;
+ break;
+ case I40E_PHY_TYPE_25GBASE_LR:
+ ifmr->ifm_active |= IFM_25G_LR;
+ break;
+ case I40E_PHY_TYPE_25GBASE_AOC:
+ ifmr->ifm_active |= IFM_25G_AOC;
+ break;
+ case I40E_PHY_TYPE_25GBASE_ACC:
+ ifmr->ifm_active |= IFM_25G_ACC;
+ break;
+ /* 40 G */
+ case I40E_PHY_TYPE_40GBASE_CR4:
+ case I40E_PHY_TYPE_40GBASE_CR4_CU:
+ ifmr->ifm_active |= IFM_40G_CR4;
+ break;
+ case I40E_PHY_TYPE_40GBASE_SR4:
+ ifmr->ifm_active |= IFM_40G_SR4;
+ break;
+ case I40E_PHY_TYPE_40GBASE_LR4:
+ ifmr->ifm_active |= IFM_40G_LR4;
+ break;
+ case I40E_PHY_TYPE_XLAUI:
+ ifmr->ifm_active |= IFM_OTHER;
+ break;
+ case I40E_PHY_TYPE_1000BASE_KX:
+ ifmr->ifm_active |= IFM_1000_KX;
+ break;
+ case I40E_PHY_TYPE_SGMII:
+ ifmr->ifm_active |= IFM_1000_SGMII;
+ break;
+ /* ERJ: What's the difference between these? */
+ case I40E_PHY_TYPE_10GBASE_CR1_CU:
+ case I40E_PHY_TYPE_10GBASE_CR1:
+ ifmr->ifm_active |= IFM_10G_CR1;
+ break;
+ case I40E_PHY_TYPE_10GBASE_KX4:
+ ifmr->ifm_active |= IFM_10G_KX4;
+ break;
+ case I40E_PHY_TYPE_10GBASE_KR:
+ ifmr->ifm_active |= IFM_10G_KR;
+ break;
+ case I40E_PHY_TYPE_SFI:
+ ifmr->ifm_active |= IFM_10G_SFI;
+ break;
+ /* Our single 20G media type */
+ case I40E_PHY_TYPE_20GBASE_KR2:
+ ifmr->ifm_active |= IFM_20G_KR2;
+ break;
+ case I40E_PHY_TYPE_40GBASE_KR4:
+ ifmr->ifm_active |= IFM_40G_KR4;
+ break;
+ case I40E_PHY_TYPE_XLPPI:
+ case I40E_PHY_TYPE_40GBASE_AOC:
+ ifmr->ifm_active |= IFM_40G_XLPPI;
+ break;
+ /* Unknown to driver */
+ default:
+ ifmr->ifm_active |= IFM_UNKNOWN;
+ break;
+ }
+ /* Report flow control status as well */
+ if (hw->phy.link_info.an_info & I40E_AQ_LINK_PAUSE_TX)
+ ifmr->ifm_active |= IFM_ETH_TXPAUSE;
+ if (hw->phy.link_info.an_info & I40E_AQ_LINK_PAUSE_RX)
+ ifmr->ifm_active |= IFM_ETH_RXPAUSE;
+}
+
+static int
+ixl_if_media_change(if_ctx_t ctx)
+{
+ struct ifmedia *ifm = iflib_get_media(ctx);
+
+ INIT_DEBUGOUT("ixl_media_change: begin");
+
+ if (IFM_TYPE(ifm->ifm_media) != IFM_ETHER)
+ return (EINVAL);
+
+ if_printf(iflib_get_ifp(ctx), "Media change is not supported.\n");
+ return (ENODEV);
+}
+
+static int
+ixl_if_promisc_set(if_ctx_t ctx, int flags)
+{
+ struct ixl_pf *pf = iflib_get_softc(ctx);
+ struct ixl_vsi *vsi = &pf->vsi;
+ struct ifnet *ifp = iflib_get_ifp(ctx);
+ struct i40e_hw *hw = vsi->hw;
+ int err;
+ bool uni = FALSE, multi = FALSE;
+
+ if (flags & IFF_PROMISC)
+ uni = multi = TRUE;
+ else if (flags & IFF_ALLMULTI ||
+ if_multiaddr_count(ifp, MAX_MULTICAST_ADDR) == MAX_MULTICAST_ADDR)
+ multi = TRUE;
+
+ err = i40e_aq_set_vsi_unicast_promiscuous(hw,
+ vsi->seid, uni, NULL, true);
+ if (err)
+ return (err);
+ err = i40e_aq_set_vsi_multicast_promiscuous(hw,
+ vsi->seid, multi, NULL);
+ return (err);
+}
+
+static void
+ixl_if_timer(if_ctx_t ctx, uint16_t qid)
+{
+ struct ixl_pf *pf = iflib_get_softc(ctx);
+ //struct i40e_hw *hw = &pf->hw;
+ //struct ixl_tx_queue *que = &vsi->tx_queues[qid];
+ #if 0
+ u32 mask;
+
+ /*
+ ** Check status of the queues
+ */
+ mask = (I40E_PFINT_DYN_CTLN_INTENA_MASK |
+ I40E_PFINT_DYN_CTLN_SWINT_TRIG_MASK);
+
+ /* If queue param has outstanding work, trigger sw irq */
+ // TODO: TX queues in iflib don't use HW interrupts; does this do anything?
+ if (que->busy)
+ wr32(hw, I40E_PFINT_DYN_CTLN(que->txr.me), mask);
+#endif
+
+ if (qid != 0)
+ return;
+
+ /* Fire off the adminq task */
+ iflib_admin_intr_deferred(ctx);
+
+ /* Update stats */
+ ixl_update_stats_counters(pf);
+}
+
+static void
+ixl_if_vlan_register(if_ctx_t ctx, u16 vtag)
+{
+ struct ixl_pf *pf = iflib_get_softc(ctx);
+ struct ixl_vsi *vsi = &pf->vsi;
+ struct i40e_hw *hw = vsi->hw;
+
+ if ((vtag == 0) || (vtag > 4095)) /* Invalid */
+ return;
+
+ ++vsi->num_vlans;
+ ixl_add_filter(vsi, hw->mac.addr, vtag);
+}
+
+static void
+ixl_if_vlan_unregister(if_ctx_t ctx, u16 vtag)
+{
+ struct ixl_pf *pf = iflib_get_softc(ctx);
+ struct ixl_vsi *vsi = &pf->vsi;
+ struct i40e_hw *hw = vsi->hw;
+
+ if ((vtag == 0) || (vtag > 4095)) /* Invalid */
+ return;
+
+ --vsi->num_vlans;
+ ixl_del_filter(vsi, hw->mac.addr, vtag);
+}
+
+static uint64_t
+ixl_if_get_counter(if_ctx_t ctx, ift_counter cnt)
+{
+ struct ixl_pf *pf = iflib_get_softc(ctx);
+ struct ixl_vsi *vsi = &pf->vsi;
+ if_t ifp = iflib_get_ifp(ctx);
+
+ switch (cnt) {
+ case IFCOUNTER_IPACKETS:
+ return (vsi->ipackets);
+ case IFCOUNTER_IERRORS:
+ return (vsi->ierrors);
+ case IFCOUNTER_OPACKETS:
+ return (vsi->opackets);
+ case IFCOUNTER_OERRORS:
+ return (vsi->oerrors);
+ case IFCOUNTER_COLLISIONS:
+ /* Collisions are by standard impossible in 40G/10G Ethernet */
+ return (0);
+ case IFCOUNTER_IBYTES:
+ return (vsi->ibytes);
+ case IFCOUNTER_OBYTES:
+ return (vsi->obytes);
+ case IFCOUNTER_IMCASTS:
+ return (vsi->imcasts);
+ case IFCOUNTER_OMCASTS:
+ return (vsi->omcasts);
+ case IFCOUNTER_IQDROPS:
+ return (vsi->iqdrops);
+ case IFCOUNTER_OQDROPS:
+ return (vsi->oqdrops);
+ case IFCOUNTER_NOPROTO:
+ return (vsi->noproto);
+ default:
+ return (if_get_counter_default(ifp, cnt));
+ }
+}
+
+static void
+ixl_if_vflr_handle(if_ctx_t ctx)
+{
+ IXL_DEV_ERR(iflib_get_dev(ctx), "");
+
+ // TODO: call ixl_handle_vflr()
+}
+
+static int
+ixl_if_i2c_req(if_ctx_t ctx, struct ifi2creq *req)
+{
+ struct ixl_pf *pf = iflib_get_softc(ctx);
+
+ if (pf->read_i2c_byte == NULL)
+ return (EINVAL);
+
+ for (int i = 0; i < req->len; i++)
+ if (pf->read_i2c_byte(pf, req->offset + i,
+ req->dev_addr, &req->data[i]))
+ return (EIO);
+ return (0);
+}
+
+static int
+ixl_if_priv_ioctl(if_ctx_t ctx, u_long command, caddr_t data)
+{
+ struct ixl_pf *pf = iflib_get_softc(ctx);
+ struct ifdrv *ifd = (struct ifdrv *)data;
+ int error = 0;
+
+ /* NVM update command */
+ if (ifd->ifd_cmd == I40E_NVM_ACCESS)
+ error = ixl_handle_nvmupd_cmd(pf, ifd);
+ else
+ error = EINVAL;
+
+ return (error);
+}
+
+static int
+ixl_mc_filter_apply(void *arg, struct ifmultiaddr *ifma, int count __unused)
+{
+ struct ixl_vsi *vsi = arg;
+
+ if (ifma->ifma_addr->sa_family != AF_LINK)
+ return (0);
+ ixl_add_mc_filter(vsi,
+ (u8*)LLADDR((struct sockaddr_dl *) ifma->ifma_addr));
+ return (1);
+}
+
+/*
+ * Sanity check and save off tunable values.
+ */
+static void
+ixl_save_pf_tunables(struct ixl_pf *pf)
+{
+ device_t dev = pf->dev;
+
+ /* Save tunable information */
+ pf->enable_tx_fc_filter = ixl_enable_tx_fc_filter;
+ pf->dbg_mask = ixl_core_debug_mask;
+ pf->hw.debug_mask = ixl_shared_debug_mask;
+ pf->vsi.enable_head_writeback = !!(ixl_enable_head_writeback);
+#if 0
+ pf->dynamic_rx_itr = ixl_dynamic_rx_itr;
+ pf->dynamic_tx_itr = ixl_dynamic_tx_itr;
+#endif
+
+ if (ixl_i2c_access_method > 3 || ixl_i2c_access_method < 0)
+ pf->i2c_access_method = 0;
+ else
+ pf->i2c_access_method = ixl_i2c_access_method;
+
+ if (ixl_tx_itr < 0 || ixl_tx_itr > IXL_MAX_ITR) {
+ device_printf(dev, "Invalid tx_itr value of %d set!\n",
+ ixl_tx_itr);
+ device_printf(dev, "tx_itr must be between %d and %d, "
+ "inclusive\n",
+ 0, IXL_MAX_ITR);
+ device_printf(dev, "Using default value of %d instead\n",
+ IXL_ITR_4K);
+ pf->tx_itr = IXL_ITR_4K;
+ } else
+ pf->tx_itr = ixl_tx_itr;
+
+ if (ixl_rx_itr < 0 || ixl_rx_itr > IXL_MAX_ITR) {
+ device_printf(dev, "Invalid rx_itr value of %d set!\n",
+ ixl_rx_itr);
+ device_printf(dev, "rx_itr must be between %d and %d, "
+ "inclusive\n",
+ 0, IXL_MAX_ITR);
+ device_printf(dev, "Using default value of %d instead\n",
+ IXL_ITR_8K);
+ pf->rx_itr = IXL_ITR_8K;
+ } else
+ pf->rx_itr = ixl_rx_itr;
}
Index: head/sys/dev/ixl/if_ixlv.c
===================================================================
--- head/sys/dev/ixl/if_ixlv.c
+++ head/sys/dev/ixl/if_ixlv.c
@@ -44,102 +44,86 @@
char ixlv_driver_version[] = __XSTRING(IXLV_DRIVER_VERSION_MAJOR) "."
__XSTRING(IXLV_DRIVER_VERSION_MINOR) "."
- __XSTRING(IXLV_DRIVER_VERSION_BUILD) "-k";
+ __XSTRING(IXLV_DRIVER_VERSION_BUILD) "-iflib-k";
/*********************************************************************
* PCI Device ID Table
*
* Used by probe to select devices to load on
- * Last field stores an index into ixlv_strings
- * Last entry must be all 0s
*
- * { Vendor ID, Device ID, SubVendor ID, SubDevice ID, String Index }
+ * ( Vendor ID, Device ID, Branding String )
*********************************************************************/
-static ixl_vendor_info_t ixlv_vendor_info_array[] =
+static pci_vendor_info_t ixlv_vendor_info_array[] =
{
{I40E_INTEL_VENDOR_ID, I40E_DEV_ID_VF, 0, 0, 0},
{I40E_INTEL_VENDOR_ID, I40E_DEV_ID_X722_VF, 0, 0, 0},
{I40E_INTEL_VENDOR_ID, I40E_DEV_ID_ADAPTIVE_VF, 0, 0, 0},
/* required last entry */
- {0, 0, 0, 0, 0}
+ PVID_END
};
/*********************************************************************
- * Table of branding strings
- *********************************************************************/
-
-static char *ixlv_strings[] = {
- "Intel(R) Ethernet Connection 700 Series VF Driver"
-};
-
-
-/*********************************************************************
* Function prototypes
*********************************************************************/
-static int ixlv_probe(device_t);
-static int ixlv_attach(device_t);
-static int ixlv_detach(device_t);
-static int ixlv_shutdown(device_t);
-static void ixlv_init_locked(struct ixlv_sc *);
+static void *ixlv_register(device_t dev);
+static int ixlv_if_attach_pre(if_ctx_t ctx);
+static int ixlv_if_attach_post(if_ctx_t ctx);
+static int ixlv_if_detach(if_ctx_t ctx);
+static int ixlv_if_shutdown(if_ctx_t ctx);
+static int ixlv_if_suspend(if_ctx_t ctx);
+static int ixlv_if_resume(if_ctx_t ctx);
+static int ixlv_if_msix_intr_assign(if_ctx_t ctx, int msix);
+static void ixlv_if_enable_intr(if_ctx_t ctx);
+static void ixlv_if_disable_intr(if_ctx_t ctx);
+static int ixlv_if_queue_intr_enable(if_ctx_t ctx, uint16_t rxqid);
+static int ixlv_if_tx_queues_alloc(if_ctx_t ctx, caddr_t *vaddrs, uint64_t *paddrs, int ntxqs, int ntxqsets);
+static int ixlv_if_rx_queues_alloc(if_ctx_t ctx, caddr_t *vaddrs, uint64_t *paddrs, int nqs, int nqsets);
+static void ixlv_if_queues_free(if_ctx_t ctx);
+static void ixlv_if_update_admin_status(if_ctx_t ctx);
+static void ixlv_if_multi_set(if_ctx_t ctx);
+static int ixlv_if_mtu_set(if_ctx_t ctx, uint32_t mtu);
+static void ixlv_if_media_status(if_ctx_t ctx, struct ifmediareq *ifmr);
+static int ixlv_if_media_change(if_ctx_t ctx);
+static int ixlv_if_promisc_set(if_ctx_t ctx, int flags);
+static void ixlv_if_timer(if_ctx_t ctx, uint16_t qid);
+static void ixlv_if_vlan_register(if_ctx_t ctx, u16 vtag);
+static void ixlv_if_vlan_unregister(if_ctx_t ctx, u16 vtag);
+static uint64_t ixlv_if_get_counter(if_ctx_t ctx, ift_counter cnt);
+static void ixlv_if_stop(if_ctx_t ctx);
+
static int ixlv_allocate_pci_resources(struct ixlv_sc *);
+static int ixlv_reset_complete(struct i40e_hw *);
+static int ixlv_setup_vc(struct ixlv_sc *);
+static int ixlv_reset(struct ixlv_sc *);
+static int ixlv_vf_config(struct ixlv_sc *);
+static void ixlv_init_filters(struct ixlv_sc *);
static void ixlv_free_pci_resources(struct ixlv_sc *);
-static int ixlv_assign_msix(struct ixlv_sc *);
-static int ixlv_init_msix(struct ixlv_sc *);
-static int ixlv_init_taskqueue(struct ixlv_sc *);
-static int ixlv_setup_queues(struct ixlv_sc *);
+static void ixlv_free_filters(struct ixlv_sc *);
+static void ixlv_setup_interface(device_t, struct ixl_vsi *);
+static void ixlv_add_sysctls(struct ixlv_sc *);
+static void ixlv_enable_adminq_irq(struct i40e_hw *);
+static void ixlv_disable_adminq_irq(struct i40e_hw *);
+static void ixlv_enable_queue_irq(struct i40e_hw *, int);
+static void ixlv_disable_queue_irq(struct i40e_hw *, int);
static void ixlv_config_rss(struct ixlv_sc *);
static void ixlv_stop(struct ixlv_sc *);
-static void ixlv_add_multi(struct ixl_vsi *);
-static void ixlv_del_multi(struct ixl_vsi *);
-static void ixlv_free_queue(struct ixlv_sc *sc, struct ixl_queue *que);
-static void ixlv_free_queues(struct ixl_vsi *);
-static int ixlv_setup_interface(device_t, struct ixlv_sc *);
-static int ixlv_teardown_adminq_msix(struct ixlv_sc *);
-static int ixlv_media_change(struct ifnet *);
-static void ixlv_media_status(struct ifnet *, struct ifmediareq *);
-
-static void ixlv_local_timer(void *);
-
static int ixlv_add_mac_filter(struct ixlv_sc *, u8 *, u16);
static int ixlv_del_mac_filter(struct ixlv_sc *sc, u8 *macaddr);
-static void ixlv_init_filters(struct ixlv_sc *);
-static void ixlv_free_filters(struct ixlv_sc *);
-
-static void ixlv_msix_que(void *);
-static void ixlv_msix_adminq(void *);
-static void ixlv_do_adminq(void *, int);
+static int ixlv_msix_que(void *);
+static int ixlv_msix_adminq(void *);
static void ixlv_do_adminq_locked(struct ixlv_sc *sc);
-static void ixlv_handle_que(void *, int);
-static int ixlv_reset(struct ixlv_sc *);
-static int ixlv_reset_complete(struct i40e_hw *);
-static void ixlv_set_queue_rx_itr(struct ixl_queue *);
-static void ixlv_set_queue_tx_itr(struct ixl_queue *);
static void ixl_init_cmd_complete(struct ixl_vc_cmd *, void *,
enum i40e_status_code);
static void ixlv_configure_itr(struct ixlv_sc *);
-static void ixlv_enable_adminq_irq(struct i40e_hw *);
-static void ixlv_disable_adminq_irq(struct i40e_hw *);
-static void ixlv_enable_queue_irq(struct i40e_hw *, int);
-static void ixlv_disable_queue_irq(struct i40e_hw *, int);
-
static void ixlv_setup_vlan_filters(struct ixlv_sc *);
-static void ixlv_register_vlan(void *, struct ifnet *, u16);
-static void ixlv_unregister_vlan(void *, struct ifnet *, u16);
-static void ixlv_init_hw(struct ixlv_sc *);
-static int ixlv_setup_vc(struct ixlv_sc *);
-static int ixlv_vf_config(struct ixlv_sc *);
-
-static void ixlv_cap_txcsum_tso(struct ixl_vsi *,
- struct ifnet *, int);
-
static char *ixlv_vc_speed_to_string(enum virtchnl_link_speed link_speed);
static int ixlv_sysctl_current_speed(SYSCTL_HANDLER_ARGS);
-static void ixlv_add_sysctls(struct ixlv_sc *);
+// static void ixlv_add_sysctls(struct ixlv_sc *);
#ifdef IXL_DEBUG
static int ixlv_sysctl_qtx_tail_handler(SYSCTL_HANDLER_ARGS);
static int ixlv_sysctl_qrx_tail_handler(SYSCTL_HANDLER_ARGS);
@@ -151,11 +135,12 @@
static device_method_t ixlv_methods[] = {
/* Device interface */
- DEVMETHOD(device_probe, ixlv_probe),
- DEVMETHOD(device_attach, ixlv_attach),
- DEVMETHOD(device_detach, ixlv_detach),
- DEVMETHOD(device_shutdown, ixlv_shutdown),
- {0, 0}
+ DEVMETHOD(device_register, ixlv_register),
+ DEVMETHOD(device_probe, iflib_device_probe),
+ DEVMETHOD(device_attach, iflib_device_attach),
+ DEVMETHOD(device_detach, iflib_device_detach),
+ DEVMETHOD(device_shutdown, iflib_device_shutdown),
+ DEVMETHOD_END
};
static driver_t ixlv_driver = {
@@ -167,7 +152,42 @@
MODULE_DEPEND(ixlv, pci, 1, 1, 1);
MODULE_DEPEND(ixlv, ether, 1, 1, 1);
+MODULE_DEPEND(ixlv, iflib, 1, 1, 1);
+static device_method_t ixlv_if_methods[] = {
+ DEVMETHOD(ifdi_attach_pre, ixlv_if_attach_pre),
+ DEVMETHOD(ifdi_attach_post, ixlv_if_attach_post),
+ DEVMETHOD(ifdi_detach, ixlv_if_detach),
+ DEVMETHOD(ifdi_shutdown, ixlv_if_shutdown),
+ DEVMETHOD(ifdi_suspend, ixlv_if_suspend),
+ DEVMETHOD(ifdi_resume, ixlv_if_resume),
+ DEVMETHOD(ifdi_init, ixlv_if_init),
+ DEVMETHOD(ifdi_stop, ixlv_if_stop),
+ DEVMETHOD(ifdi_msix_intr_assign, ixlv_if_msix_intr_assign),
+ DEVMETHOD(ifdi_intr_enable, ixlv_if_enable_intr),
+ DEVMETHOD(ifdi_intr_disable, ixlv_if_disable_intr),
+ DEVMETHOD(ifdi_queue_intr_enable, ixlv_if_queue_intr_enable),
+ DEVMETHOD(ifdi_tx_queues_alloc, ixlv_if_tx_queues_alloc),
+ DEVMETHOD(ifdi_rx_queues_alloc, ixlv_if_rx_queues_alloc),
+ DEVMETHOD(ifdi_queues_free, ixlv_if_queues_free),
+ DEVMETHOD(ifdi_update_admin_status, ixlv_if_update_admin_status),
+ DEVMETHOD(ifdi_multi_set, ixlv_if_multi_set),
+ DEVMETHOD(ifdi_mtu_set, ixlv_if_mtu_set),
+ // DEVMETHOD(ifdi_crcstrip_set, ixlv_if_crcstrip_set),
+ DEVMETHOD(ifdi_media_status, ixlv_if_media_status),
+ DEVMETHOD(ifdi_media_change, ixlv_if_media_change),
+ DEVMETHOD(ifdi_promisc_set, ixlv_if_promisc_set),
+ DEVMETHOD(ifdi_timer, ixlv_if_timer),
+ DEVMETHOD(ifdi_vlan_register, ixlv_if_vlan_register),
+ DEVMETHOD(ifdi_vlan_unregister, ixlv_if_vlan_unregister),
+ DEVMETHOD(ifdi_get_counter, ixlv_if_get_counter),
+ DEVMETHOD_END
+};
+
+static driver_t ixlv_if_driver = {
+ "ixlv_if", ixlv_if_methods, sizeof(struct ixlv_sc)
+};
+
/*
** TUNEABLE PARAMETERS:
*/
@@ -196,17 +216,6 @@
&ixlv_max_queues, 0, "Number of Queues");
/*
-** Number of entries in Tx queue buf_ring.
-** Increasing this will reduce the number of
-** errors when transmitting fragmented UDP
-** packets.
-*/
-static int ixlv_txbrsz = DEFAULT_TXBRSZ;
-TUNABLE_INT("hw.ixlv.txbrsz", &ixlv_txbrsz);
-SYSCTL_INT(_hw_ixlv, OID_AUTO, txbr_size, CTLFLAG_RDTUN,
- &ixlv_txbrsz, 0, "TX Buf Ring Size");
-
-/*
* Different method for processing TX descriptor
* completion.
*/
@@ -242,100 +251,100 @@
SYSCTL_INT(_hw_ixlv, OID_AUTO, tx_itr, CTLFLAG_RDTUN,
&ixlv_tx_itr, 0, "TX Interrupt Rate");
-/*********************************************************************
- * Device identification routine
- *
- * ixlv_probe determines if the driver should be loaded on
- * the hardware based on PCI vendor/device id of the device.
- *
- * return BUS_PROBE_DEFAULT on success, positive on failure
- *********************************************************************/
+extern struct if_txrx ixl_txrx;
-static int
-ixlv_probe(device_t dev)
-{
- ixl_vendor_info_t *ent;
+static struct if_shared_ctx ixlv_sctx_init = {
+ .isc_magic = IFLIB_MAGIC,
+ .isc_q_align = PAGE_SIZE,/* max(DBA_ALIGN, PAGE_SIZE) */
+ .isc_tx_maxsize = IXL_TSO_SIZE,
- u16 pci_vendor_id, pci_device_id;
- u16 pci_subvendor_id, pci_subdevice_id;
- char device_name[256];
+ .isc_tx_maxsegsize = PAGE_SIZE,
-#if 0
- INIT_DEBUGOUT("ixlv_probe: begin");
-#endif
+ // TODO: Review the rx_maxsize and rx_maxsegsize params
+ // Where are they used in iflib?
+ .isc_rx_maxsize = 16384,
+ .isc_rx_nsegments = 1,
+ .isc_rx_maxsegsize = 16384,
+ // TODO: What is isc_nfl for?
+ .isc_nfl = 1,
+ .isc_ntxqs = 1,
+ .isc_nrxqs = 1,
- pci_vendor_id = pci_get_vendor(dev);
- if (pci_vendor_id != I40E_INTEL_VENDOR_ID)
- return (ENXIO);
+ .isc_admin_intrcnt = 1,
+ .isc_vendor_info = ixlv_vendor_info_array,
+ .isc_driver_version = ixlv_driver_version,
+ .isc_driver = &ixlv_if_driver,
- pci_device_id = pci_get_device(dev);
- pci_subvendor_id = pci_get_subvendor(dev);
- pci_subdevice_id = pci_get_subdevice(dev);
+ .isc_nrxd_min = {IXL_MIN_RING},
+ .isc_ntxd_min = {IXL_MIN_RING},
+ .isc_nrxd_max = {IXL_MAX_RING},
+ .isc_ntxd_max = {IXL_MAX_RING},
+ .isc_nrxd_default = {IXL_DEFAULT_RING},
+ .isc_ntxd_default = {IXL_DEFAULT_RING},
+};
- ent = ixlv_vendor_info_array;
- while (ent->vendor_id != 0) {
- if ((pci_vendor_id == ent->vendor_id) &&
- (pci_device_id == ent->device_id) &&
+if_shared_ctx_t ixlv_sctx = &ixlv_sctx_init;
- ((pci_subvendor_id == ent->subvendor_id) ||
- (ent->subvendor_id == 0)) &&
+/*** Functions ***/
- ((pci_subdevice_id == ent->subdevice_id) ||
- (ent->subdevice_id == 0))) {
- sprintf(device_name, "%s, Version - %s",
- ixlv_strings[ent->index],
- ixlv_driver_version);
- device_set_desc_copy(dev, device_name);
- return (BUS_PROBE_DEFAULT);
- }
- ent++;
- }
- return (ENXIO);
-}
+static void *
+ixlv_register(device_t dev)
+{
+ return (ixlv_sctx);
+ }
-/*********************************************************************
- * Device initialization routine
- *
- * The attach entry point is called when the driver is being loaded.
- * This routine identifies the type of hardware, allocates all resources
- * and initializes the hardware.
- *
- * return 0 on success, positive on failure
- *********************************************************************/
-
static int
-ixlv_attach(device_t dev)
+ixlv_if_attach_pre(if_ctx_t ctx)
{
+ device_t dev;
struct ixlv_sc *sc;
struct i40e_hw *hw;
struct ixl_vsi *vsi;
- int error = 0;
+ if_softc_ctx_t scctx;
+ int error = 0;
INIT_DBG_DEV(dev, "begin");
- /* Allocate, clear, and link in our primary soft structure */
- sc = device_get_softc(dev);
- sc->dev = sc->osdep.dev = dev;
+ dev = iflib_get_dev(ctx);
+ sc = iflib_get_softc(ctx);
hw = &sc->hw;
+ /*
+ ** Note this assumes we have a single embedded VSI,
+ ** this could be enhanced later to allocate multiple
+ */
vsi = &sc->vsi;
vsi->dev = dev;
+ vsi->back = sc;
+ vsi->hw = &sc->hw;
+ // vsi->id = 0;
+ vsi->num_vlans = 0;
+ vsi->ctx = ctx;
+ vsi->media = iflib_get_media(ctx);
+ vsi->shared = scctx = iflib_get_softc_ctx(ctx);
+ sc->dev = dev;
/* Initialize hw struct */
ixlv_init_hw(sc);
+ /*
+ * These are the same across all current ixl models
+ */
+ vsi->shared->isc_tx_nsegments = IXL_MAX_TX_SEGS;
+ vsi->shared->isc_msix_bar = PCIR_BAR(IXL_MSIX_BAR);
+ vsi->shared->isc_tx_tso_segments_max = IXL_MAX_TSO_SEGS;
+ vsi->shared->isc_tx_tso_size_max = IXL_TSO_SIZE;
+ vsi->shared->isc_tx_tso_segsize_max = PAGE_SIZE;
- /* Allocate filter lists */
- ixlv_init_filters(sc);
-
/* Save this tunable */
vsi->enable_head_writeback = ixlv_enable_head_writeback;
- /* Core Lock Init */
- mtx_init(&sc->mtx, device_get_nameunit(dev),
- "IXL SC Lock", MTX_DEF);
+ scctx->isc_txqsizes[0] = roundup2(scctx->isc_ntxd[0]
+ * sizeof(struct i40e_tx_desc) + sizeof(u32), DBA_ALIGN);
+ scctx->isc_rxqsizes[0] = roundup2(scctx->isc_nrxd[0]
+ * sizeof(union i40e_32byte_rx_desc), DBA_ALIGN);
+ /* XXX: No idea what this does */
+ /* TODO: This value may depend on resources received */
+ scctx->isc_max_txqsets = scctx->isc_max_rxqsets = 16;
- /* Set up the timer callout */
- callout_init_mtx(&sc->timer, &sc->mtx, 0);
-
/* Do PCI setup - map BAR0, etc */
if (ixlv_allocate_pci_resources(sc)) {
device_printf(dev, "%s: Allocation of PCI resources failed\n",
@@ -346,6 +355,7 @@
INIT_DBG_DEV(dev, "Allocated PCI resources and MSIX vectors");
+ /* XXX: This is called by init_shared_code in the PF driver */
error = i40e_set_mac_type(hw);
if (error) {
device_printf(dev, "%s: set_mac_type failed: %d\n",
@@ -362,6 +372,7 @@
INIT_DBG_DEV(dev, "VF Device is ready for configuration");
+ /* Sets up Admin Queue */
error = ixlv_setup_vc(sc);
if (error) {
device_printf(dev, "%s: Error setting up PF comms, %d\n",
@@ -409,6 +420,7 @@
error = EIO;
goto err_res_buf;
}
+ vsi->id = sc->vsi_res->vsi_id;
INIT_DBG_DEV(dev, "Resource Acquisition complete");
@@ -420,39 +432,53 @@
addr[0] |= 0x02;
bcopy(addr, hw->mac.addr, sizeof(addr));
}
+ bcopy(hw->mac.addr, hw->mac.perm_addr, ETHER_ADDR_LEN);
+ iflib_set_mac(ctx, hw->mac.addr);
- /* Now that the number of queues for this VF is known, set up interrupts */
- sc->msix = ixlv_init_msix(sc);
- /* We fail without MSIX support */
- if (sc->msix == 0) {
- error = ENXIO;
- goto err_res_buf;
- }
+ // TODO: Is this still safe to call?
+ // ixl_vsi_setup_rings_size(vsi, ixlv_tx_ring_size, ixlv_rx_ring_size);
- vsi->id = sc->vsi_res->vsi_id;
- vsi->back = (void *)sc;
- vsi->flags |= IXL_FLAGS_IS_VF | IXL_FLAGS_USES_MSIX;
+ /* Allocate filter lists */
+ ixlv_init_filters(sc);
- ixl_vsi_setup_rings_size(vsi, ixlv_tx_ring_size, ixlv_rx_ring_size);
+ /* Fill out more iflib parameters */
+ scctx->isc_txrx = &ixl_txrx;
+ // TODO: Probably needs changing
+ vsi->shared->isc_rss_table_size = sc->hw.func_caps.rss_table_size;
+ scctx->isc_tx_csum_flags = CSUM_OFFLOAD;
+ scctx->isc_capenable = IXL_CAPS;
- /* This allocates the memory and early settings */
- if (ixlv_setup_queues(sc) != 0) {
- device_printf(dev, "%s: setup queues failed!\n",
- __func__);
- error = EIO;
- goto out;
- }
+ INIT_DBG_DEV(dev, "end");
+ return (0);
+err_res_buf:
+ free(sc->vf_res, M_DEVBUF);
+err_aq:
+ i40e_shutdown_adminq(hw);
+err_pci_res:
+ ixlv_free_pci_resources(sc);
+err_early:
+ ixlv_free_filters(sc);
+ INIT_DBG_DEV(dev, "end: error %d", error);
+ return (error);
+}
- /* Do queue interrupt setup */
- if (ixlv_assign_msix(sc) != 0) {
- device_printf(dev, "%s: allocating queue interrupts failed!\n",
- __func__);
- error = ENXIO;
- goto out;
- }
+static int
+ixlv_if_attach_post(if_ctx_t ctx)
+{
+ device_t dev;
+ struct ixlv_sc *sc;
+ struct i40e_hw *hw;
+ struct ixl_vsi *vsi;
+ int error = 0;
- INIT_DBG_DEV(dev, "Queue memory and interrupts setup");
+ INIT_DBG_DEV(dev, "begin");
+ dev = iflib_get_dev(ctx);
+ vsi = iflib_get_softc(ctx);
+ vsi->ifp = iflib_get_ifp(ctx);
+ sc = (struct ixlv_sc *)vsi->back;
+ hw = &sc->hw;
+
/* Setup the stack interface */
if (ixlv_setup_interface(dev, sc) != 0) {
device_printf(dev, "%s: setup interface failed!\n",
@@ -463,99 +489,44 @@
INIT_DBG_DEV(dev, "Interface setup complete");
- /* Start AdminQ taskqueue */
- ixlv_init_taskqueue(sc);
-
- /* We expect a link state message, so schedule the AdminQ task now */
- taskqueue_enqueue(sc->tq, &sc->aq_irq);
-
- /* Initialize stats */
+ /* Initialize statistics & add sysctls */
bzero(&sc->vsi.eth_stats, sizeof(struct i40e_eth_stats));
ixlv_add_sysctls(sc);
- /* Register for VLAN events */
- vsi->vlan_attach = EVENTHANDLER_REGISTER(vlan_config,
- ixlv_register_vlan, vsi, EVENTHANDLER_PRI_FIRST);
- vsi->vlan_detach = EVENTHANDLER_REGISTER(vlan_unconfig,
- ixlv_unregister_vlan, vsi, EVENTHANDLER_PRI_FIRST);
-
/* We want AQ enabled early */
ixlv_enable_adminq_irq(hw);
-
- /* Set things up to run init */
- sc->init_state = IXLV_INIT_READY;
-
- ixl_vc_init_mgr(sc, &sc->vc_mgr);
-
INIT_DBG_DEV(dev, "end");
return (error);
-
+// TODO: Check if any failures can happen above
+#if 0
out:
- ixlv_free_queues(vsi);
- ixlv_teardown_adminq_msix(sc);
-err_res_buf:
free(sc->vf_res, M_DEVBUF);
-err_aq:
i40e_shutdown_adminq(hw);
-err_pci_res:
ixlv_free_pci_resources(sc);
-err_early:
- mtx_destroy(&sc->mtx);
ixlv_free_filters(sc);
INIT_DBG_DEV(dev, "end: error %d", error);
return (error);
+#endif
}
-/*********************************************************************
- * Device removal routine
- *
- * The detach entry point is called when the driver is being removed.
- * This routine stops the adapter and deallocates all the resources
- * that were allocated for driver operation.
- *
- * return 0 on success, positive on failure
- *********************************************************************/
-
static int
-ixlv_detach(device_t dev)
+ixlv_if_detach(if_ctx_t ctx)
{
- struct ixlv_sc *sc = device_get_softc(dev);
- struct ixl_vsi *vsi = &sc->vsi;
- struct i40e_hw *hw = &sc->hw;
- enum i40e_status_code status;
+ struct ixl_vsi *vsi = iflib_get_softc(ctx);
+ struct ixlv_sc *sc = vsi->back;
+ struct i40e_hw *hw = &sc->hw;
+ device_t dev = sc->dev;
+ enum i40e_status_code status;
INIT_DBG_DEV(dev, "begin");
- /* Make sure VLANS are not using driver */
- if (vsi->ifp->if_vlantrunk != NULL) {
- if_printf(vsi->ifp, "Vlan in use, detach first\n");
- return (EBUSY);
- }
-
/* Remove all the media and link information */
ifmedia_removeall(&sc->media);
- /* Stop driver */
- ether_ifdetach(vsi->ifp);
- if (vsi->ifp->if_drv_flags & IFF_DRV_RUNNING) {
- mtx_lock(&sc->mtx);
- ixlv_stop(sc);
- mtx_unlock(&sc->mtx);
- }
-
- /* Unregister VLAN events */
- if (vsi->vlan_attach != NULL)
- EVENTHANDLER_DEREGISTER(vlan_config, vsi->vlan_attach);
- if (vsi->vlan_detach != NULL)
- EVENTHANDLER_DEREGISTER(vlan_unconfig, vsi->vlan_detach);
-
/* Drain VC mgr */
callout_drain(&sc->vc_mgr.callout);
ixlv_disable_adminq_irq(hw);
- ixlv_teardown_adminq_msix(sc);
- /* Drain admin queue taskqueue */
- taskqueue_free(sc->tq);
status = i40e_shutdown_adminq(&sc->hw);
if (status != I40E_SUCCESS) {
device_printf(dev,
@@ -563,123 +534,57 @@
i40e_stat_str(hw, status));
}
- if_free(vsi->ifp);
free(sc->vf_res, M_DEVBUF);
- ixlv_free_queues(vsi);
ixlv_free_pci_resources(sc);
ixlv_free_filters(sc);
- bus_generic_detach(dev);
- mtx_destroy(&sc->mtx);
INIT_DBG_DEV(dev, "end");
return (0);
}
-/*********************************************************************
- *
- * Shutdown entry point
- *
- **********************************************************************/
-
+/* TODO: Do shutdown-specific stuff here */
static int
-ixlv_shutdown(device_t dev)
+ixlv_if_shutdown(if_ctx_t ctx)
{
- struct ixlv_sc *sc = device_get_softc(dev);
+ int error = 0;
INIT_DBG_DEV(dev, "begin");
- mtx_lock(&sc->mtx);
- ixlv_stop(sc);
- mtx_unlock(&sc->mtx);
+ /* TODO: Call ixl_if_stop()? */
- INIT_DBG_DEV(dev, "end");
- return (0);
+ return (error);
}
-/*
- * Configure TXCSUM(IPV6) and TSO(4/6)
- * - the hardware handles these together so we
- * need to tweak them
- */
-static void
-ixlv_cap_txcsum_tso(struct ixl_vsi *vsi, struct ifnet *ifp, int mask)
+/* TODO: What is a VF supposed to do in suspend/resume? */
+static int
+ixlv_if_suspend(if_ctx_t ctx)
{
- /* Enable/disable TXCSUM/TSO4 */
- if (!(ifp->if_capenable & IFCAP_TXCSUM)
- && !(ifp->if_capenable & IFCAP_TSO4)) {
- if (mask & IFCAP_TXCSUM) {
- ifp->if_capenable |= IFCAP_TXCSUM;
- /* enable TXCSUM, restore TSO if previously enabled */
- if (vsi->flags & IXL_FLAGS_KEEP_TSO4) {
- vsi->flags &= ~IXL_FLAGS_KEEP_TSO4;
- ifp->if_capenable |= IFCAP_TSO4;
- }
- }
- else if (mask & IFCAP_TSO4) {
- ifp->if_capenable |= (IFCAP_TXCSUM | IFCAP_TSO4);
- vsi->flags &= ~IXL_FLAGS_KEEP_TSO4;
- if_printf(ifp,
- "TSO4 requires txcsum, enabling both...\n");
- }
- } else if((ifp->if_capenable & IFCAP_TXCSUM)
- && !(ifp->if_capenable & IFCAP_TSO4)) {
- if (mask & IFCAP_TXCSUM)
- ifp->if_capenable &= ~IFCAP_TXCSUM;
- else if (mask & IFCAP_TSO4)
- ifp->if_capenable |= IFCAP_TSO4;
- } else if((ifp->if_capenable & IFCAP_TXCSUM)
- && (ifp->if_capenable & IFCAP_TSO4)) {
- if (mask & IFCAP_TXCSUM) {
- vsi->flags |= IXL_FLAGS_KEEP_TSO4;
- ifp->if_capenable &= ~(IFCAP_TXCSUM | IFCAP_TSO4);
- if_printf(ifp,
- "TSO4 requires txcsum, disabling both...\n");
- } else if (mask & IFCAP_TSO4)
- ifp->if_capenable &= ~IFCAP_TSO4;
- }
+ int error = 0;
- /* Enable/disable TXCSUM_IPV6/TSO6 */
- if (!(ifp->if_capenable & IFCAP_TXCSUM_IPV6)
- && !(ifp->if_capenable & IFCAP_TSO6)) {
- if (mask & IFCAP_TXCSUM_IPV6) {
- ifp->if_capenable |= IFCAP_TXCSUM_IPV6;
- if (vsi->flags & IXL_FLAGS_KEEP_TSO6) {
- vsi->flags &= ~IXL_FLAGS_KEEP_TSO6;
- ifp->if_capenable |= IFCAP_TSO6;
- }
- } else if (mask & IFCAP_TSO6) {
- ifp->if_capenable |= (IFCAP_TXCSUM_IPV6 | IFCAP_TSO6);
- vsi->flags &= ~IXL_FLAGS_KEEP_TSO6;
- if_printf(ifp,
- "TSO6 requires txcsum6, enabling both...\n");
- }
- } else if((ifp->if_capenable & IFCAP_TXCSUM_IPV6)
- && !(ifp->if_capenable & IFCAP_TSO6)) {
- if (mask & IFCAP_TXCSUM_IPV6)
- ifp->if_capenable &= ~IFCAP_TXCSUM_IPV6;
- else if (mask & IFCAP_TSO6)
- ifp->if_capenable |= IFCAP_TSO6;
- } else if ((ifp->if_capenable & IFCAP_TXCSUM_IPV6)
- && (ifp->if_capenable & IFCAP_TSO6)) {
- if (mask & IFCAP_TXCSUM_IPV6) {
- vsi->flags |= IXL_FLAGS_KEEP_TSO6;
- ifp->if_capenable &= ~(IFCAP_TXCSUM_IPV6 | IFCAP_TSO6);
- if_printf(ifp,
- "TSO6 requires txcsum6, disabling both...\n");
- } else if (mask & IFCAP_TSO6)
- ifp->if_capenable &= ~IFCAP_TSO6;
- }
+ INIT_DBG_DEV(dev, "begin");
+
+ /* TODO: Call ixl_if_stop()? */
+
+ return (error);
}
-/*********************************************************************
- * Ioctl entry point
- *
- * ixlv_ioctl is called when the user wants to configure the
- * interface.
- *
- * return 0 on success, positive on failure
- **********************************************************************/
+static int
+ixlv_if_resume(if_ctx_t ctx)
+{
+ struct ifnet *ifp = iflib_get_ifp(ctx);
+ INIT_DBG_DEV(dev, "begin");
+
+ /* Read & clear wake-up registers */
+
+ /* Required after D3->D0 transition */
+ if (ifp->if_flags & IFF_UP)
+ ixlv_if_init(ctx);
+
+ return (0);
+}
+
+#if 0
static int
ixlv_ioctl(struct ifnet *ifp, u_long command, caddr_t data)
{
@@ -812,6 +717,7 @@
return (error);
}
+#endif
/*
** To do a reinit on the VF is unfortunately more complicated
@@ -893,15 +799,19 @@
}
}
-static void
-ixlv_init_locked(struct ixlv_sc *sc)
+void
+ixlv_if_init(if_ctx_t ctx)
{
- struct i40e_hw *hw = &sc->hw;
- struct ixl_vsi *vsi = &sc->vsi;
- struct ixl_queue *que = vsi->queues;
- struct ifnet *ifp = vsi->ifp;
- int error = 0;
+ struct ixl_vsi *vsi = iflib_get_softc(ctx);
+ if_softc_ctx_t scctx = vsi->shared;
+ struct ixlv_sc *sc = vsi->back;
+ struct i40e_hw *hw = &sc->hw;
+ struct ifnet *ifp = iflib_get_ifp(ctx);
+ struct ixl_tx_queue *tx_que = vsi->tx_queues;
+ struct ixl_rx_queue *rx_que = vsi->rx_queues;
+ int error = 0;
+
INIT_DBG_IF(ifp, "begin");
IXLV_CORE_LOCK_ASSERT(sc);
@@ -927,14 +837,6 @@
/* Check for an LAA mac address... */
bcopy(IF_LLADDR(ifp), hw->mac.addr, ETHER_ADDR_LEN);
- ifp->if_hwassist = 0;
- if (ifp->if_capenable & IFCAP_TSO)
- ifp->if_hwassist |= CSUM_TSO;
- if (ifp->if_capenable & IFCAP_TXCSUM)
- ifp->if_hwassist |= (CSUM_OFFLOAD_IPV4 & ~CSUM_IP);
- if (ifp->if_capenable & IFCAP_TXCSUM_IPV6)
- ifp->if_hwassist |= CSUM_OFFLOAD_IPV6;
-
/* Add mac filter for this VF to PF */
if (i40e_validate_mac_addr(hw->mac.addr) == I40E_SUCCESS) {
error = ixlv_add_mac_filter(sc, hw->mac.addr, 0);
@@ -947,17 +849,19 @@
/* Setup vlan's if needed */
ixlv_setup_vlan_filters(sc);
+ // TODO: Functionize
/* Prepare the queues for operation */
- for (int i = 0; i < vsi->num_queues; i++, que++) {
- struct rx_ring *rxr = &que->rxr;
+ for (int i = 0; i < vsi->num_tx_queues; i++, tx_que++) {
+ // TODO: Necessary? Correct?
+ ixl_init_tx_ring(vsi, tx_que);
+ }
+ for (int i = 0; i < vsi->num_rx_queues; i++, rx_que++) {
+ struct rx_ring *rxr = &rx_que->rxr;
- ixl_init_tx_ring(que);
-
- if (vsi->max_frame_size <= MCLBYTES)
+ if (scctx->isc_max_frame_size <= MCLBYTES)
rxr->mbuf_sz = MCLBYTES;
else
rxr->mbuf_sz = MJUMPAGESIZE;
- ixl_init_rx_ring(que);
}
/* Set initial ITR values */
@@ -978,9 +882,6 @@
ixl_vc_enqueue(&sc->vc_mgr, &sc->enable_queues_cmd,
IXLV_FLAG_AQ_ENABLE_QUEUES, ixl_init_cmd_complete, sc);
- /* Start the local timer */
- callout_reset(&sc->timer, hz, ixlv_local_timer, sc);
-
sc->init_state = IXLV_RUNNING;
init_done:
@@ -988,9 +889,7 @@
return;
}
-/*
-** Init entry point for the stack
-*/
+#if 0
void
ixlv_init(void *arg)
{
@@ -1047,6 +946,7 @@
hw->bus.device = pci_get_slot(dev);
hw->bus.func = pci_get_function(dev);
}
+#endif
/*
* ixlv_attach() helper function; initalizes the admin queue
@@ -1216,282 +1116,660 @@
return (ret_error);
}
-/*
- * Allocate MSI/X vectors, setup the AQ vector early
- */
static int
-ixlv_init_msix(struct ixlv_sc *sc)
+ixlv_if_msix_intr_assign(if_ctx_t ctx, int msix)
{
- device_t dev = sc->dev;
- int rid, want, vectors, queues, available;
- int auto_max_queues;
+ struct ixl_vsi *vsi = iflib_get_softc(ctx);
+ struct ixlv_sc *sc = vsi->back;
+ struct ixl_rx_queue *que = vsi->rx_queues;
+ struct ixl_tx_queue *tx_que = vsi->tx_queues;
+ int err, i, rid, vector = 0;
+ char buf[16];
- rid = PCIR_BAR(IXL_MSIX_BAR);
- sc->msix_mem = bus_alloc_resource_any(dev,
- SYS_RES_MEMORY, &rid, RF_ACTIVE);
- if (!sc->msix_mem) {
- /* May not be enabled */
- device_printf(sc->dev,
- "Unable to map MSIX table\n");
- goto fail;
+ /* Admin Que is vector 0*/
+ rid = vector + 1;
+
+ err = iflib_irq_alloc_generic(ctx, &vsi->irq, rid, IFLIB_INTR_ADMIN,
+ ixlv_msix_adminq, sc, 0, "aq");
+ if (err) {
+ iflib_irq_free(ctx, &vsi->irq);
+ device_printf(iflib_get_dev(ctx), "Failed to register Admin que handler");
+ return (err);
}
+ sc->admvec = vector;
+ ++vector;
- available = pci_msix_count(dev);
- if (available == 0) { /* system has msix disabled */
- bus_release_resource(dev, SYS_RES_MEMORY,
- rid, sc->msix_mem);
- sc->msix_mem = NULL;
- goto fail;
+ /* Now set up the stations */
+ for (i = 0; i < vsi->num_rx_queues; i++, vector++, que++) {
+ rid = vector + 1;
+
+ snprintf(buf, sizeof(buf), "rxq%d", i);
+ err = iflib_irq_alloc_generic(ctx, &que->que_irq, rid, IFLIB_INTR_RX,
+ ixlv_msix_que, que, que->rxr.me, buf);
+ if (err) {
+ device_printf(iflib_get_dev(ctx), "Failed to allocate q int %d err: %d", i, err);
+ vsi->num_rx_queues = i + 1;
+ goto fail;
+ }
+ que->msix = vector;
}
- /* Clamp queues to number of CPUs and # of MSI-X vectors available */
- auto_max_queues = min(mp_ncpus, available - 1);
- /* Clamp queues to # assigned to VF by PF */
- auto_max_queues = min(auto_max_queues, sc->vf_res->num_queue_pairs);
+ for (i = 0, tx_que = vsi->tx_queues; i < vsi->num_tx_queues; i++, tx_que++) {
+ snprintf(buf, sizeof(buf), "txq%d", i);
+ rid = que->msix + 1;
+ iflib_softirq_alloc_generic(ctx, rid, IFLIB_INTR_TX, tx_que, tx_que->txr.me, buf);
+ }
- /* Override with tunable value if tunable is less than autoconfig count */
- if ((ixlv_max_queues != 0) && (ixlv_max_queues <= auto_max_queues))
- queues = ixlv_max_queues;
- /* Use autoconfig amount if that's lower */
- else if ((ixlv_max_queues != 0) && (ixlv_max_queues > auto_max_queues)) {
- device_printf(dev, "ixlv_max_queues (%d) is too large, using "
- "autoconfig amount (%d)...\n",
- ixlv_max_queues, auto_max_queues);
- queues = auto_max_queues;
+ return (0);
+fail:
+ iflib_irq_free(ctx, &vsi->irq);
+ que = vsi->rx_queues;
+ for (int i = 0; i < vsi->num_rx_queues; i++, que++)
+ iflib_irq_free(ctx, &que->que_irq);
+ return (err);
+}
+
+/* Enable all interrupts */
+static void
+ixlv_if_enable_intr(if_ctx_t ctx)
+{
+ struct ixl_vsi *vsi = iflib_get_softc(ctx);
+
+ ixlv_enable_intr(vsi);
+}
+
+/* Disable all interrupts */
+static void
+ixlv_if_disable_intr(if_ctx_t ctx)
+{
+ struct ixl_vsi *vsi = iflib_get_softc(ctx);
+
+ ixlv_disable_intr(vsi);
+}
+
+/* Enable queue interrupt */
+static int
+ixlv_if_queue_intr_enable(if_ctx_t ctx, uint16_t rxqid)
+{
+ struct ixl_vsi *vsi = iflib_get_softc(ctx);
+ struct i40e_hw *hw = vsi->hw;
+ struct ixl_rx_queue *que = &vsi->rx_queues[rxqid];
+
+ ixlv_enable_queue_irq(hw, que->rxr.me);
+
+ return (0);
+}
+
+static int
+ixlv_if_tx_queues_alloc(if_ctx_t ctx, caddr_t *vaddrs, uint64_t *paddrs, int ntxqs, int ntxqsets)
+{
+ struct ixl_vsi *vsi = iflib_get_softc(ctx);
+ struct ixl_tx_queue *que;
+ int i;
+
+ MPASS(vsi->num_tx_queues > 0);
+ MPASS(ntxqs == 1);
+ MPASS(vsi->num_tx_queues == ntxqsets);
+
+ /* Allocate queue structure memory */
+ if (!(vsi->tx_queues =
+ (struct ixl_tx_queue *) malloc(sizeof(struct ixl_tx_queue) *ntxqsets, M_IXLV, M_NOWAIT | M_ZERO))) {
+ device_printf(iflib_get_dev(ctx), "Unable to allocate TX ring memory\n");
+ return (ENOMEM);
}
- /* Limit maximum auto-configured queues to 8 if no user value is set */
- else
- queues = min(auto_max_queues, 8);
-#ifdef RSS
- /* If we're doing RSS, clamp at the number of RSS buckets */
- if (queues > rss_getnumbuckets())
- queues = rss_getnumbuckets();
+ for (i = 0, que = vsi->tx_queues; i < ntxqsets; i++, que++) {
+ struct tx_ring *txr = &que->txr;
+ txr->me = i;
+ que->vsi = vsi;
+
+ /* get the virtual and physical address of the hardware queues */
+ txr->tail = I40E_QTX_TAIL1(txr->me);
+ txr->tx_base = (struct i40e_tx_desc *)vaddrs[i];
+ txr->tx_paddr = paddrs[i];
+ txr->que = que;
+ }
+
+ // TODO: Do a config_gtask_init for admin queue here?
+ // iflib_config_gtask_init(ctx, &adapter->mod_task, ixgbe_handle_mod, "mod_task");
+
+ device_printf(iflib_get_dev(ctx), "%s: allocated for %d txqs\n", __func__, vsi->num_tx_queues);
+ return (0);
+}
+
+static int
+ixlv_if_rx_queues_alloc(if_ctx_t ctx, caddr_t *vaddrs, uint64_t *paddrs, int nrxqs, int nrxqsets)
+{
+ struct ixl_vsi *vsi = iflib_get_softc(ctx);
+ struct ixl_rx_queue *que;
+ int i;
+
+ MPASS(vsi->num_rx_queues > 0);
+ MPASS(nrxqs == 1);
+ MPASS(vsi->num_rx_queues == nrxqsets);
+
+ /* Allocate queue structure memory */
+ if (!(vsi->rx_queues =
+ (struct ixl_rx_queue *) malloc(sizeof(struct ixl_rx_queue) *
+ nrxqsets, M_IXLV, M_NOWAIT | M_ZERO))) {
+ device_printf(iflib_get_dev(ctx), "Unable to allocate RX ring memory\n");
+ return (ENOMEM);
+ }
+
+ for (i = 0, que = vsi->rx_queues; i < nrxqsets; i++, que++) {
+ struct rx_ring *rxr = &que->rxr;
+
+ rxr->me = i;
+ que->vsi = vsi;
+
+ /* get the virtual and physical address of the hardware queues */
+ rxr->tail = I40E_QRX_TAIL1(rxr->me);
+ rxr->rx_base = (union i40e_rx_desc *)vaddrs[i];
+ rxr->rx_paddr = paddrs[i];
+ rxr->que = que;
+ }
+
+ device_printf(iflib_get_dev(ctx), "%s: allocated for %d rxqs\n", __func__, vsi->num_rx_queues);
+ return (0);
+}
+
+static void
+ixlv_if_queues_free(if_ctx_t ctx)
+{
+ struct ixl_vsi *vsi = iflib_get_softc(ctx);
+
+ if (vsi->tx_queues != NULL) {
+ free(vsi->tx_queues, M_IXLV);
+ vsi->tx_queues = NULL;
+ }
+ if (vsi->rx_queues != NULL) {
+ free(vsi->rx_queues, M_IXLV);
+ vsi->rx_queues = NULL;
+ }
+}
+
+// TODO: Implement
+static void
+ixlv_if_update_admin_status(if_ctx_t ctx)
+{
+ struct ixl_vsi *vsi = iflib_get_softc(ctx);
+ //struct ixlv_sc *sc = vsi->back;
+ //struct i40e_hw *hw = &sc->hw;
+ //struct i40e_arq_event_info event;
+ //i40e_status ret;
+ //u32 loop = 0;
+ //u16 opcode
+ u16 result = 0;
+ //u64 baudrate;
+
+ /* TODO: Split up
+ * - Update admin queue stuff
+ * - Update link status
+ * - Enqueue aq task
+ * - Re-enable admin intr
+ */
+
+/* TODO: Does VF reset need to be handled here? */
+#if 0
+ if (pf->state & IXL_PF_STATE_EMPR_RESETTING) {
+ /* Flag cleared at end of this function */
+ ixl_handle_empr_reset(pf);
+ return;
+ }
#endif
- /*
- ** Want one vector (RX/TX pair) per queue
- ** plus an additional for the admin queue.
- */
- want = queues + 1;
- if (want <= available) /* Have enough */
- vectors = want;
- else {
- device_printf(sc->dev,
- "MSIX Configuration Problem, "
- "%d vectors available but %d wanted!\n",
- available, want);
- goto fail;
+#if 0
+ event.buf_len = IXL_AQ_BUF_SZ;
+ event.msg_buf = malloc(event.buf_len,
+ M_IXLV, M_NOWAIT | M_ZERO);
+ if (!event.msg_buf) {
+ device_printf(pf->dev, "%s: Unable to allocate memory for Admin"
+ " Queue event!\n", __func__);
+ return;
}
-#ifdef RSS
+ /* clean and process any events */
+ do {
+ ret = i40e_clean_arq_element(hw, &event, &result);
+ if (ret)
+ break;
+ opcode = LE16_TO_CPU(event.desc.opcode);
+ ixl_dbg(pf, IXL_DBG_AQ,
+ "Admin Queue event: %#06x\n", opcode);
+ switch (opcode) {
+ case i40e_aqc_opc_get_link_status:
+ ixl_link_event(pf, &event);
+ break;
+ case i40e_aqc_opc_send_msg_to_pf:
+#ifdef PCI_IOV
+ ixl_handle_vf_msg(pf, &event);
+#endif
+ break;
+ case i40e_aqc_opc_event_lan_overflow:
+ break;
+ default:
+#ifdef IXL_DEBUG
+ printf("AdminQ unknown event %x\n", opcode);
+#endif
+ break;
+ }
+
+ } while (result && (loop++ < IXL_ADM_LIMIT));
+
+ free(event.msg_buf, M_IXLV);
+#endif
+
+#if 0
+ /* XXX: This updates the link status */
+ if (pf->link_up) {
+ if (vsi->link_active == FALSE) {
+ vsi->link_active = TRUE;
+ baudrate = ixl_max_aq_speed_to_value(pf->link_speed);
+ iflib_link_state_change(ctx, LINK_STATE_UP, baudrate);
+ ixl_link_up_msg(pf);
+ // ixl_ping_all_vfs(adapter);
+ }
+ } else { /* Link down */
+ if (vsi->link_active == TRUE) {
+ vsi->link_active = FALSE;
+ iflib_link_state_change(ctx, LINK_STATE_DOWN, 0);
+ // ixl_ping_all_vfs(adapter);
+ }
+ }
+#endif
+
/*
- * If we're doing RSS, the number of queues needs to
- * match the number of RSS buckets that are configured.
- *
- * + If there's more queues than RSS buckets, we'll end
- * up with queues that get no traffic.
- *
- * + If there's more RSS buckets than queues, we'll end
- * up having multiple RSS buckets map to the same queue,
- * so there'll be some contention.
- */
- if (queues != rss_getnumbuckets()) {
- device_printf(dev,
- "%s: queues (%d) != RSS buckets (%d)"
- "; performance will be impacted.\n",
- __func__, queues, rss_getnumbuckets());
+ * If there are still messages to process, reschedule ourselves.
+ * Otherwise, re-enable our interrupt and go to sleep.
+ */
+ if (result > 0)
+ iflib_admin_intr_deferred(ctx);
+ else
+ /* TODO: Link/adminq interrupt should be re-enabled in IFDI_LINK_INTR_ENABLE */
+ ixlv_enable_intr(vsi);
+}
+
+static void
+ixlv_if_multi_set(if_ctx_t ctx)
+{
+ // struct ixl_vsi *vsi = iflib_get_softc(ctx);
+ // struct i40e_hw *hw = vsi->hw;
+ // struct ixlv_sc *sc = vsi->back;
+ // int mcnt = 0, flags;
+
+ IOCTL_DEBUGOUT("ixl_if_multi_set: begin");
+
+ // TODO: Implement
+#if 0
+ mcnt = if_multiaddr_count(iflib_get_ifp(ctx), MAX_MULTICAST_ADDR);
+ /* delete existing MC filters */
+ ixlv_del_multi(vsi);
+
+ if (__predict_false(mcnt == MAX_MULTICAST_ADDR)) {
+ // Set promiscuous mode (multicast)
+ // TODO: This needs to get handled somehow
+#if 0
+ ixl_vc_enqueue(&sc->vc_mgr, &sc->add_vlan_cmd,
+ IXLV_FLAG_AQ_CONFIGURE_PROMISC, ixl_init_cmd_complete, sc);
+#endif
+ return;
}
+ /* (re-)install filters for all mcast addresses */
+ mcnt = if_multi_apply(iflib_get_ifp(ctx), ixl_mc_filter_apply, vsi);
+
+ if (mcnt > 0) {
+ flags = (IXL_FILTER_ADD | IXL_FILTER_USED | IXL_FILTER_MC);
+ ixlv_add_hw_filters(vsi, flags, mcnt);
+ }
#endif
- if (pci_alloc_msix(dev, &vectors) == 0) {
- device_printf(sc->dev,
- "Using MSIX interrupts with %d vectors\n", vectors);
- sc->msix = vectors;
- sc->vsi.num_queues = queues;
+ IOCTL_DEBUGOUT("ixl_if_multi_set: end");
+}
+
+static void
+ixlv_if_media_status(if_ctx_t ctx, struct ifmediareq *ifmr)
+{
+ struct ixl_vsi *vsi = iflib_get_softc(ctx);
+ struct ixlv_sc *sc = (struct ixlv_sc *)vsi->back;
+ struct i40e_hw *hw = &sc->hw;
+
+ INIT_DEBUGOUT("ixl_media_status: begin");
+
+ hw->phy.get_link_info = TRUE;
+ i40e_get_link_status(hw, &sc->link_up);
+
+ ifmr->ifm_status = IFM_AVALID;
+ ifmr->ifm_active = IFM_ETHER;
+
+ if (!sc->link_up) {
+ return;
}
- /* Next we need to setup the vector for the Admin Queue */
- rid = 1; /* zero vector + 1 */
- sc->res = bus_alloc_resource_any(dev, SYS_RES_IRQ,
- &rid, RF_SHAREABLE | RF_ACTIVE);
- if (sc->res == NULL) {
- device_printf(dev, "Unable to allocate"
- " bus resource: AQ interrupt \n");
- goto fail;
+ ifmr->ifm_status |= IFM_ACTIVE;
+ /* Hardware is always full-duplex */
+ ifmr->ifm_active |= IFM_FDX;
+
+ // TODO: Check another variable to get link speed
+#if 0
+ switch (hw->phy.link_info.phy_type) {
+ /* 100 M */
+ case I40E_PHY_TYPE_100BASE_TX:
+ ifmr->ifm_active |= IFM_100_TX;
+ break;
+ /* 1 G */
+ case I40E_PHY_TYPE_1000BASE_T:
+ ifmr->ifm_active |= IFM_1000_T;
+ break;
+ case I40E_PHY_TYPE_1000BASE_SX:
+ ifmr->ifm_active |= IFM_1000_SX;
+ break;
+ case I40E_PHY_TYPE_1000BASE_LX:
+ ifmr->ifm_active |= IFM_1000_LX;
+ break;
+ case I40E_PHY_TYPE_1000BASE_T_OPTICAL:
+ ifmr->ifm_active |= IFM_OTHER;
+ break;
+ /* 10 G */
+ case I40E_PHY_TYPE_10GBASE_SFPP_CU:
+ ifmr->ifm_active |= IFM_10G_TWINAX;
+ break;
+ case I40E_PHY_TYPE_10GBASE_SR:
+ ifmr->ifm_active |= IFM_10G_SR;
+ break;
+ case I40E_PHY_TYPE_10GBASE_LR:
+ ifmr->ifm_active |= IFM_10G_LR;
+ break;
+ case I40E_PHY_TYPE_10GBASE_T:
+ ifmr->ifm_active |= IFM_10G_T;
+ break;
+ case I40E_PHY_TYPE_XAUI:
+ case I40E_PHY_TYPE_XFI:
+ case I40E_PHY_TYPE_10GBASE_AOC:
+ ifmr->ifm_active |= IFM_OTHER;
+ break;
+ /* 25 G */
+ case I40E_PHY_TYPE_25GBASE_KR:
+ ifmr->ifm_active |= IFM_25G_KR;
+ break;
+ case I40E_PHY_TYPE_25GBASE_CR:
+ ifmr->ifm_active |= IFM_25G_CR;
+ break;
+ case I40E_PHY_TYPE_25GBASE_SR:
+ ifmr->ifm_active |= IFM_25G_SR;
+ break;
+ case I40E_PHY_TYPE_25GBASE_LR:
+ ifmr->ifm_active |= IFM_UNKNOWN;
+ break;
+ /* 40 G */
+ case I40E_PHY_TYPE_40GBASE_CR4:
+ case I40E_PHY_TYPE_40GBASE_CR4_CU:
+ ifmr->ifm_active |= IFM_40G_CR4;
+ break;
+ case I40E_PHY_TYPE_40GBASE_SR4:
+ ifmr->ifm_active |= IFM_40G_SR4;
+ break;
+ case I40E_PHY_TYPE_40GBASE_LR4:
+ ifmr->ifm_active |= IFM_40G_LR4;
+ break;
+ case I40E_PHY_TYPE_XLAUI:
+ ifmr->ifm_active |= IFM_OTHER;
+ break;
+ case I40E_PHY_TYPE_1000BASE_KX:
+ ifmr->ifm_active |= IFM_1000_KX;
+ break;
+ case I40E_PHY_TYPE_SGMII:
+ ifmr->ifm_active |= IFM_1000_SGMII;
+ break;
+ /* ERJ: What's the difference between these? */
+ case I40E_PHY_TYPE_10GBASE_CR1_CU:
+ case I40E_PHY_TYPE_10GBASE_CR1:
+ ifmr->ifm_active |= IFM_10G_CR1;
+ break;
+ case I40E_PHY_TYPE_10GBASE_KX4:
+ ifmr->ifm_active |= IFM_10G_KX4;
+ break;
+ case I40E_PHY_TYPE_10GBASE_KR:
+ ifmr->ifm_active |= IFM_10G_KR;
+ break;
+ case I40E_PHY_TYPE_SFI:
+ ifmr->ifm_active |= IFM_10G_SFI;
+ break;
+ /* Our single 20G media type */
+ case I40E_PHY_TYPE_20GBASE_KR2:
+ ifmr->ifm_active |= IFM_20G_KR2;
+ break;
+ case I40E_PHY_TYPE_40GBASE_KR4:
+ ifmr->ifm_active |= IFM_40G_KR4;
+ break;
+ case I40E_PHY_TYPE_XLPPI:
+ case I40E_PHY_TYPE_40GBASE_AOC:
+ ifmr->ifm_active |= IFM_40G_XLPPI;
+ break;
+ /* Unknown to driver */
+ default:
+ ifmr->ifm_active |= IFM_UNKNOWN;
+ break;
}
- if (bus_setup_intr(dev, sc->res,
- INTR_TYPE_NET | INTR_MPSAFE, NULL,
- ixlv_msix_adminq, sc, &sc->tag)) {
- sc->res = NULL;
- device_printf(dev, "Failed to register AQ handler");
- goto fail;
- }
- bus_describe_intr(dev, sc->res, sc->tag, "adminq");
+ /* Report flow control status as well */
+ if (hw->phy.link_info.an_info & I40E_AQ_LINK_PAUSE_TX)
+ ifmr->ifm_active |= IFM_ETH_TXPAUSE;
+ if (hw->phy.link_info.an_info & I40E_AQ_LINK_PAUSE_RX)
+ ifmr->ifm_active |= IFM_ETH_RXPAUSE;
+ #endif
+}
- return (vectors);
+static int
+ixlv_if_media_change(if_ctx_t ctx)
+{
+ struct ifmedia *ifm = iflib_get_media(ctx);
-fail:
- /* The VF driver MUST use MSIX */
- return (0);
+ INIT_DEBUGOUT("ixl_media_change: begin");
+
+ if (IFM_TYPE(ifm->ifm_media) != IFM_ETHER)
+ return (EINVAL);
+
+ if_printf(iflib_get_ifp(ctx), "Media change is not supported.\n");
+ return (ENODEV);
}
+// TODO: Rework
static int
+ixlv_if_promisc_set(if_ctx_t ctx, int flags)
+{
+ struct ixl_vsi *vsi = iflib_get_softc(ctx);
+ struct ifnet *ifp = iflib_get_ifp(ctx);
+ struct i40e_hw *hw = vsi->hw;
+ int err;
+ bool uni = FALSE, multi = FALSE;
+
+ if (flags & IFF_ALLMULTI ||
+ if_multiaddr_count(ifp, MAX_MULTICAST_ADDR) == MAX_MULTICAST_ADDR)
+ multi = TRUE;
+ if (flags & IFF_PROMISC)
+ uni = TRUE;
+
+ err = i40e_aq_set_vsi_unicast_promiscuous(hw,
+ vsi->seid, uni, NULL, false);
+ if (err)
+ return (err);
+ err = i40e_aq_set_vsi_multicast_promiscuous(hw,
+ vsi->seid, multi, NULL);
+ return (err);
+}
+
+static void
+ixlv_if_timer(if_ctx_t ctx, uint16_t qid)
+{
+ struct ixl_vsi *vsi = iflib_get_softc(ctx);
+ struct ixlv_sc *sc = vsi->back;
+ //struct i40e_hw *hw = &sc->hw;
+ //struct ixl_tx_queue *que = &vsi->tx_queues[qid];
+ //u32 mask;
+
+#if 0
+ /*
+ ** Check status of the queues
+ */
+ mask = (I40E_PFINT_DYN_CTLN_INTENA_MASK |
+ I40E_PFINT_DYN_CTLN_SWINT_TRIG_MASK);
+
+ /* If queue param has outstanding work, trigger sw irq */
+ // TODO: TX queues in iflib don't use HW interrupts; does this do anything?
+ if (que->busy)
+ wr32(hw, I40E_PFINT_DYN_CTLN(que->txr.me), mask);
+ #endif
+
+ // XXX: Is this timer per-queue?
+ if (qid != 0)
+ return;
+
+ /* Fire off the adminq task */
+ iflib_admin_intr_deferred(ctx);
+
+ /* Update stats */
+ ixlv_request_stats(sc);
+}
+
+static void
+ixlv_if_vlan_register(if_ctx_t ctx, u16 vtag)
+{
+ struct ixl_vsi *vsi = iflib_get_softc(ctx);
+ //struct i40e_hw *hw = vsi->hw;
+
+ if ((vtag == 0) || (vtag > 4095)) /* Invalid */
+ return;
+
+ ++vsi->num_vlans;
+ // TODO: Redo
+ // ixlv_add_filter(vsi, hw->mac.addr, vtag);
+}
+
+static void
+ixlv_if_vlan_unregister(if_ctx_t ctx, u16 vtag)
+{
+ struct ixl_vsi *vsi = iflib_get_softc(ctx);
+ //struct i40e_hw *hw = vsi->hw;
+
+ if ((vtag == 0) || (vtag > 4095)) /* Invalid */
+ return;
+
+ --vsi->num_vlans;
+ // TODO: Redo
+ // ixlv_del_filter(vsi, hw->mac.addr, vtag);
+}
+
+static uint64_t
+ixlv_if_get_counter(if_ctx_t ctx, ift_counter cnt)
+{
+ struct ixl_vsi *vsi = iflib_get_softc(ctx);
+ if_t ifp = iflib_get_ifp(ctx);
+
+ switch (cnt) {
+ case IFCOUNTER_IPACKETS:
+ return (vsi->ipackets);
+ case IFCOUNTER_IERRORS:
+ return (vsi->ierrors);
+ case IFCOUNTER_OPACKETS:
+ return (vsi->opackets);
+ case IFCOUNTER_OERRORS:
+ return (vsi->oerrors);
+ case IFCOUNTER_COLLISIONS:
+ /* Collisions are by standard impossible in 40G/10G Ethernet */
+ return (0);
+ case IFCOUNTER_IBYTES:
+ return (vsi->ibytes);
+ case IFCOUNTER_OBYTES:
+ return (vsi->obytes);
+ case IFCOUNTER_IMCASTS:
+ return (vsi->imcasts);
+ case IFCOUNTER_OMCASTS:
+ return (vsi->omcasts);
+ case IFCOUNTER_IQDROPS:
+ return (vsi->iqdrops);
+ case IFCOUNTER_OQDROPS:
+ return (vsi->oqdrops);
+ case IFCOUNTER_NOPROTO:
+ return (vsi->noproto);
+ default:
+ return (if_get_counter_default(ifp, cnt));
+ }
+}
+
+static int
ixlv_allocate_pci_resources(struct ixlv_sc *sc)
{
+ struct i40e_hw *hw = &sc->hw;
+ device_t dev = iflib_get_dev(sc->vsi.ctx);
int rid;
- device_t dev = sc->dev;
+ /* Map BAR0 */
rid = PCIR_BAR(0);
sc->pci_mem = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
&rid, RF_ACTIVE);
if (!(sc->pci_mem)) {
- device_printf(dev, "Unable to allocate bus resource: memory\n");
+ device_printf(dev, "Unable to allocate bus resource: PCI memory\n");
return (ENXIO);
- }
+ }
+
+ /* Save off the PCI information */
+ hw->vendor_id = pci_get_vendor(dev);
+ hw->device_id = pci_get_device(dev);
+ hw->revision_id = pci_read_config(dev, PCIR_REVID, 1);
+ hw->subsystem_vendor_id =
+ pci_read_config(dev, PCIR_SUBVEND_0, 2);
+ hw->subsystem_device_id =
+ pci_read_config(dev, PCIR_SUBDEV_0, 2);
+ hw->bus.device = pci_get_slot(dev);
+ hw->bus.func = pci_get_function(dev);
+
+ /* Save off register access information */
sc->osdep.mem_bus_space_tag =
rman_get_bustag(sc->pci_mem);
sc->osdep.mem_bus_space_handle =
rman_get_bushandle(sc->pci_mem);
sc->osdep.mem_bus_space_size = rman_get_size(sc->pci_mem);
sc->osdep.flush_reg = I40E_VFGEN_RSTAT;
+ sc->osdep.dev = dev;
+
sc->hw.hw_addr = (u8 *) &sc->osdep.mem_bus_space_handle;
sc->hw.back = &sc->osdep;
- ixl_set_busmaster(dev);
- ixl_set_msix_enable(dev);
-
/* Disable adminq interrupts (just in case) */
- ixlv_disable_adminq_irq(&sc->hw);
+ /* TODO: Probably not necessary */
+ // ixlv_disable_adminq_irq(&sc->hw);
- return (0);
-}
-
-/*
- * Free MSI-X related resources for a single queue
- */
+ return (0);
+ }
+
static void
-ixlv_free_msix_resources(struct ixlv_sc *sc, struct ixl_queue *que)
+ixlv_free_pci_resources(struct ixlv_sc *sc)
{
+ struct ixl_vsi *vsi = &sc->vsi;
+ struct ixl_rx_queue *rx_que = vsi->rx_queues;
device_t dev = sc->dev;
+ /* We may get here before stations are setup */
+ // TODO: Check if we can still check against sc->msix
+ if ((sc->msix > 0) || (rx_que == NULL))
+ goto early;
+
/*
- ** Release all msix queue resources:
+ ** Release all msix VSI resources:
*/
- if (que->tag != NULL) {
- bus_teardown_intr(dev, que->res, que->tag);
- que->tag = NULL;
- }
- if (que->res != NULL) {
- int rid = que->msix + 1;
- bus_release_resource(dev, SYS_RES_IRQ, rid, que->res);
- que->res = NULL;
- }
- if (que->tq != NULL) {
- taskqueue_free(que->tq);
- que->tq = NULL;
- }
-}
+ iflib_irq_free(vsi->ctx, &vsi->irq);
-static void
-ixlv_free_pci_resources(struct ixlv_sc *sc)
-{
- device_t dev = sc->dev;
+ for (int i = 0; i < vsi->num_rx_queues; i++, rx_que++)
+ iflib_irq_free(vsi->ctx, &rx_que->que_irq);
- pci_release_msi(dev);
-
- if (sc->msix_mem != NULL)
- bus_release_resource(dev, SYS_RES_MEMORY,
- PCIR_BAR(IXL_MSIX_BAR), sc->msix_mem);
-
+early:
if (sc->pci_mem != NULL)
bus_release_resource(dev, SYS_RES_MEMORY,
PCIR_BAR(0), sc->pci_mem);
}
-/*
- * Create taskqueue and tasklet for Admin Queue interrupts.
- */
-static int
-ixlv_init_taskqueue(struct ixlv_sc *sc)
-{
- int error = 0;
- TASK_INIT(&sc->aq_irq, 0, ixlv_do_adminq, sc);
-
- sc->tq = taskqueue_create_fast("ixl_adm", M_NOWAIT,
- taskqueue_thread_enqueue, &sc->tq);
- taskqueue_start_threads(&sc->tq, 1, PI_NET, "%s sc->tq",
- device_get_nameunit(sc->dev));
-
- return (error);
-}
-
-/*********************************************************************
- *
- * Setup MSIX Interrupt resources and handlers for the VSI queues
- *
- **********************************************************************/
-static int
-ixlv_assign_msix(struct ixlv_sc *sc)
-{
- device_t dev = sc->dev;
- struct ixl_vsi *vsi = &sc->vsi;
- struct ixl_queue *que = vsi->queues;
- struct tx_ring *txr;
- int error, rid, vector = 1;
-#ifdef RSS
- cpuset_t cpu_mask;
-#endif
-
- for (int i = 0; i < vsi->num_queues; i++, vector++, que++) {
- int cpu_id = i;
- rid = vector + 1;
- txr = &que->txr;
- que->res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid,
- RF_SHAREABLE | RF_ACTIVE);
- if (que->res == NULL) {
- device_printf(dev,"Unable to allocate"
- " bus resource: que interrupt [%d]\n", vector);
- return (ENXIO);
- }
- /* Set the handler function */
- error = bus_setup_intr(dev, que->res,
- INTR_TYPE_NET | INTR_MPSAFE, NULL,
- ixlv_msix_que, que, &que->tag);
- if (error) {
- que->tag = NULL;
- device_printf(dev, "Failed to register que handler");
- return (error);
- }
- bus_describe_intr(dev, que->res, que->tag, "que %d", i);
- /* Bind the vector to a CPU */
-#ifdef RSS
- cpu_id = rss_getcpu(i % rss_getnumbuckets());
-#endif
- bus_bind_intr(dev, que->res, cpu_id);
- que->msix = vector;
- TASK_INIT(&que->tx_task, 0, ixl_deferred_mq_start, que);
- TASK_INIT(&que->task, 0, ixlv_handle_que, que);
- que->tq = taskqueue_create_fast("ixlv_que", M_NOWAIT,
- taskqueue_thread_enqueue, &que->tq);
-#ifdef RSS
- CPU_SETOF(cpu_id, &cpu_mask);
- taskqueue_start_threads_cpuset(&que->tq, 1, PI_NET,
- &cpu_mask, "%s (bucket %d)",
- device_get_nameunit(dev), cpu_id);
-#else
- taskqueue_start_threads(&que->tq, 1, PI_NET,
- "%s que", device_get_nameunit(dev));
-#endif
-
- }
-
- return (0);
-}
-
/*
** Requests a VF reset from the PF.
**
@@ -1552,78 +1830,33 @@
return (EBUSY);
}
-
-/*********************************************************************
- *
- * Setup networking device structure and register an interface.
- *
- **********************************************************************/
-static int
-ixlv_setup_interface(device_t dev, struct ixlv_sc *sc)
+static void
+ixlv_setup_interface(device_t dev, struct ixl_vsi *vsi)
{
- struct ifnet *ifp;
- struct ixl_vsi *vsi = &sc->vsi;
- struct ixl_queue *que = vsi->queues;
+ if_ctx_t ctx = vsi->ctx;
+ struct ixlv_sc *sc = vsi->back;
+ struct ifnet *ifp = iflib_get_ifp(ctx);
+ uint64_t cap;
+ //struct ixl_queue *que = vsi->queues;
INIT_DBG_DEV(dev, "begin");
- ifp = vsi->ifp = if_alloc(IFT_ETHER);
- if (ifp == NULL) {
- device_printf(dev, "%s: could not allocate ifnet"
- " structure!\n", __func__);
- return (-1);
- }
-
- if_initname(ifp, device_get_name(dev), device_get_unit(dev));
-
- ifp->if_mtu = ETHERMTU;
+ /* initialize fast path functions */
+ cap = IXL_CAPS;
+ if_setifheaderlen(ifp, sizeof(struct ether_vlan_header));
+ if_setcapabilitiesbit(ifp, cap, 0);
+ if_setcapenable(ifp, if_getcapabilities(ifp));
+ /* TODO: Remove VLAN_ENCAP_LEN? */
+ vsi->shared->isc_max_frame_size =
+ ifp->if_mtu + ETHER_HDR_LEN + ETHER_CRC_LEN
+ + ETHER_VLAN_ENCAP_LEN;
#if __FreeBSD_version >= 1100000
- ifp->if_baudrate = IF_Gbps(40);
+ if_setbaudrate(ifp, IF_Gbps(40));
#else
if_initbaudrate(ifp, IF_Gbps(40));
#endif
- ifp->if_init = ixlv_init;
- ifp->if_softc = vsi;
- ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST;
- ifp->if_ioctl = ixlv_ioctl;
-#if __FreeBSD_version >= 1100000
- if_setgetcounterfn(ifp, ixl_get_counter);
-#endif
-
- ifp->if_transmit = ixl_mq_start;
-
- ifp->if_qflush = ixl_qflush;
- ifp->if_snd.ifq_maxlen = que->num_tx_desc - 2;
-
- ether_ifattach(ifp, sc->hw.mac.addr);
-
- vsi->max_frame_size =
- ifp->if_mtu + ETHER_HDR_LEN + ETHER_CRC_LEN
- + ETHER_VLAN_ENCAP_LEN;
-
- ifp->if_hw_tsomax = IP_MAXPACKET - (ETHER_HDR_LEN + ETHER_CRC_LEN);
- ifp->if_hw_tsomaxsegcount = IXL_MAX_TSO_SEGS;
- ifp->if_hw_tsomaxsegsize = IXL_MAX_DMA_SEG_SIZE;
-
/*
- * Tell the upper layer(s) we support long frames.
- */
- ifp->if_hdrlen = sizeof(struct ether_vlan_header);
-
- ifp->if_capabilities |= IFCAP_HWCSUM;
- ifp->if_capabilities |= IFCAP_HWCSUM_IPV6;
- ifp->if_capabilities |= IFCAP_TSO;
- ifp->if_capabilities |= IFCAP_JUMBO_MTU;
-
- ifp->if_capabilities |= IFCAP_VLAN_HWTAGGING
- | IFCAP_VLAN_HWTSO
- | IFCAP_VLAN_MTU
- | IFCAP_VLAN_HWCSUM
- | IFCAP_LRO;
- ifp->if_capenable = ifp->if_capabilities;
-
- /*
** Don't turn this on by default, if vlans are
** created on another pseudo device (eg. lagg)
** then vlan events are not passed thru, breaking
@@ -1631,15 +1864,8 @@
** using vlans directly on the ixl driver you can
** enable this and get full hardware tag filtering.
*/
- ifp->if_capabilities |= IFCAP_VLAN_HWFILTER;
+ if_setcapabilitiesbit(ifp, IFCAP_VLAN_HWFILTER, 0);
- /*
- * Specify the media types supported by this adapter and register
- * callbacks to update media and link information
- */
- ifmedia_init(&sc->media, IFM_IMASK, ixlv_media_change,
- ixlv_media_status);
-
/* Media types based on reported link speed over AdminQ */
ifmedia_add(&sc->media, IFM_ETHER | IFM_100_TX, 0, NULL);
ifmedia_add(&sc->media, IFM_ETHER | IFM_1000_T, 0, NULL);
@@ -1653,6 +1879,7 @@
INIT_DBG_DEV(dev, "end");
return (0);
}
+#if 0
/*
** Allocate and setup a single queue
@@ -1763,6 +1990,7 @@
return (error);
}
+#endif
/*
** Allocate and setup the interface queues
@@ -1813,6 +2041,7 @@
return (error);
}
+#if 0
/*
** This routine is run via an vlan config EVENT,
** it enables us to use the HW Filter table since
@@ -1885,6 +2114,7 @@
mtx_unlock(&sc->mtx);
return;
}
+#endif
/*
** Get a new filter and add it to the mac filter list.
@@ -1923,45 +2153,20 @@
return (f);
}
-static int
-ixlv_teardown_adminq_msix(struct ixlv_sc *sc)
-{
- device_t dev = sc->dev;
- int error = 0;
-
- if (sc->tag != NULL) {
- bus_teardown_intr(dev, sc->res, sc->tag);
- if (error) {
- device_printf(dev, "bus_teardown_intr() for"
- " interrupt 0 failed\n");
- // return (ENXIO);
- }
- sc->tag = NULL;
- }
- if (sc->res != NULL) {
- bus_release_resource(dev, SYS_RES_IRQ, 1, sc->res);
- if (error) {
- device_printf(dev, "bus_release_resource() for"
- " interrupt 0 failed\n");
- // return (ENXIO);
- }
- sc->res = NULL;
- }
-
- return (0);
-
-}
-
/*
** Admin Queue interrupt handler
*/
-static void
+static int
ixlv_msix_adminq(void *arg)
{
struct ixlv_sc *sc = arg;
struct i40e_hw *hw = &sc->hw;
- u32 reg, mask;
+ // device_t dev = sc->dev;
+ u32 reg;
+ bool do_task = FALSE;
+ ++sc->admin_irq;
+
reg = rd32(hw, I40E_VFINT_ICR01);
mask = rd32(hw, I40E_VFINT_ICR0_ENA1);
@@ -1969,34 +2174,40 @@
reg |= I40E_VFINT_DYN_CTL01_CLEARPBA_MASK;
wr32(hw, I40E_VFINT_DYN_CTL01, reg);
- /* schedule task */
- taskqueue_enqueue(sc->tq, &sc->aq_irq);
- return;
+ /* Check on the cause */
+ if (reg & I40E_VFINT_ICR0_ADMINQ_MASK)
+ do_task = TRUE;
+
+ if (do_task)
+ iflib_admin_intr_deferred(sc->vsi.ctx);
+ else
+ ixlv_enable_adminq_irq(hw);
+
+ return (FILTER_HANDLED);
}
void
ixlv_enable_intr(struct ixl_vsi *vsi)
{
struct i40e_hw *hw = vsi->hw;
- struct ixl_queue *que = vsi->queues;
+ struct ixl_rx_queue *que = vsi->rx_queues;
ixlv_enable_adminq_irq(hw);
- for (int i = 0; i < vsi->num_queues; i++, que++)
- ixlv_enable_queue_irq(hw, que->me);
+ for (int i = 0; i < vsi->num_rx_queues; i++, que++)
+ ixlv_enable_queue_irq(hw, que->rxr.me);
}
void
ixlv_disable_intr(struct ixl_vsi *vsi)
{
struct i40e_hw *hw = vsi->hw;
- struct ixl_queue *que = vsi->queues;
+ struct ixl_rx_queue *que = vsi->rx_queues;
ixlv_disable_adminq_irq(hw);
- for (int i = 0; i < vsi->num_queues; i++, que++)
- ixlv_disable_queue_irq(hw, que->me);
+ for (int i = 0; i < vsi->num_rx_queues; i++, que++)
+ ixlv_disable_queue_irq(hw, que->rxr.me);
}
-
static void
ixlv_disable_adminq_irq(struct i40e_hw *hw)
{
@@ -2004,7 +2215,6 @@
wr32(hw, I40E_VFINT_ICR0_ENA1, 0);
/* flush */
rd32(hw, I40E_VFGEN_RSTAT);
- return;
}
static void
@@ -2016,7 +2226,6 @@
wr32(hw, I40E_VFINT_ICR0_ENA1, I40E_VFINT_ICR0_ENA1_ADMINQ_MASK);
/* flush */
rd32(hw, I40E_VFGEN_RSTAT);
- return;
}
static void
@@ -2047,24 +2256,26 @@
{
struct i40e_hw *hw = &sc->hw;
struct ixl_vsi *vsi = &sc->vsi;
- struct ixl_queue *que = vsi->queues;
+ struct ixl_rx_queue *rx_que = vsi->rx_queues;
vsi->rx_itr_setting = ixlv_rx_itr;
- vsi->tx_itr_setting = ixlv_tx_itr;
+ //vsi->tx_itr_setting = ixlv_tx_itr;
- for (int i = 0; i < vsi->num_queues; i++, que++) {
- struct tx_ring *txr = &que->txr;
- struct rx_ring *rxr = &que->rxr;
+ for (int i = 0; i < vsi->num_rx_queues; i++, rx_que++) {
+ struct rx_ring *rxr = &rx_que->rxr;
wr32(hw, I40E_VFINT_ITRN1(IXL_RX_ITR, i),
vsi->rx_itr_setting);
rxr->itr = vsi->rx_itr_setting;
rxr->latency = IXL_AVE_LATENCY;
+#if 0
+ struct tx_ring *txr = &que->txr;
wr32(hw, I40E_VFINT_ITRN1(IXL_TX_ITR, i),
vsi->tx_itr_setting);
txr->itr = vsi->tx_itr_setting;
txr->latency = IXL_AVE_LATENCY;
+#endif
}
}
@@ -2073,7 +2284,7 @@
** interrupt moderation value.
*/
static void
-ixlv_set_queue_rx_itr(struct ixl_queue *que)
+ixlv_set_queue_rx_itr(struct ixl_rx_queue *que)
{
struct ixl_vsi *vsi = que->vsi;
struct i40e_hw *hw = vsi->hw;
@@ -2124,7 +2335,7 @@
((9 * rx_itr) + rxr->itr);
rxr->itr = min(rx_itr, IXL_MAX_ITR);
wr32(hw, I40E_VFINT_ITRN1(IXL_RX_ITR,
- que->me), rxr->itr);
+ que->rxr.me), rxr->itr);
}
} else { /* We may have have toggled to non-dynamic */
if (vsi->rx_itr_setting & IXL_ITR_DYNAMIC)
@@ -2133,7 +2344,7 @@
if (rxr->itr != vsi->rx_itr_setting) {
rxr->itr = vsi->rx_itr_setting;
wr32(hw, I40E_VFINT_ITRN1(IXL_RX_ITR,
- que->me), rxr->itr);
+ que->rxr.me), rxr->itr);
}
}
rxr->bytes = 0;
@@ -2147,7 +2358,7 @@
** interrupt moderation value.
*/
static void
-ixlv_set_queue_tx_itr(struct ixl_queue *que)
+ixlv_set_queue_tx_itr(struct ixl_tx_queue *que)
{
struct ixl_vsi *vsi = que->vsi;
struct i40e_hw *hw = vsi->hw;
@@ -2197,7 +2408,7 @@
((9 * tx_itr) + txr->itr);
txr->itr = min(tx_itr, IXL_MAX_ITR);
wr32(hw, I40E_VFINT_ITRN1(IXL_TX_ITR,
- que->me), txr->itr);
+ que->txr.me), txr->itr);
}
} else { /* We may have have toggled to non-dynamic */
@@ -2207,7 +2418,7 @@
if (txr->itr != vsi->tx_itr_setting) {
txr->itr = vsi->tx_itr_setting;
wr32(hw, I40E_VFINT_ITRN1(IXL_TX_ITR,
- que->me), txr->itr);
+ que->txr.me), txr->itr);
}
}
txr->bytes = 0;
@@ -2215,7 +2426,7 @@
return;
}
-
+#if 0
/*
**
** MSIX Interrupt Handlers and Tasklets
@@ -2248,50 +2459,20 @@
ixlv_enable_queue_irq(hw, que->me);
return;
}
+#endif
-/*********************************************************************
- *
- * MSIX Queue Interrupt Service routine
- *
- **********************************************************************/
-static void
+static int
ixlv_msix_que(void *arg)
{
- struct ixl_queue *que = arg;
- struct ixl_vsi *vsi = que->vsi;
- struct i40e_hw *hw = vsi->hw;
- struct tx_ring *txr = &que->txr;
- bool more_tx, more_rx;
+ struct ixl_rx_queue *que = arg;
- /* Spurious interrupts are ignored */
- if (!(vsi->ifp->if_drv_flags & IFF_DRV_RUNNING))
- return;
-
++que->irqs;
- more_rx = ixl_rxeof(que, IXL_RX_LIMIT);
-
- mtx_lock(&txr->mtx);
- more_tx = ixl_txeof(que);
- /*
- ** Make certain that if the stack
- ** has anything queued the task gets
- ** scheduled to handle it.
- */
- if (!drbr_empty(vsi->ifp, txr->br))
- more_tx = 1;
- mtx_unlock(&txr->mtx);
-
ixlv_set_queue_rx_itr(que);
ixlv_set_queue_tx_itr(que);
- if (more_tx || more_rx)
- taskqueue_enqueue(que->tq, &que->task);
- else
- ixlv_enable_queue_irq(hw, que->me);
-
- return;
+ return (FILTER_SCHEDULE_THREAD);
}
@@ -2386,6 +2567,7 @@
}
+#if 0
/*********************************************************************
* Multicast Initialization
*
@@ -2526,14 +2708,6 @@
IOCTL_DBG_IF(ifp, "end");
}
-/*********************************************************************
- * Timer routine
- *
- * This routine checks for link status,updates statistics,
- * and runs the watchdog check.
- *
- **********************************************************************/
-
static void
ixlv_local_timer(void *arg)
{
@@ -2600,6 +2774,7 @@
return;
}
+#endif
/*********************************************************************
*
@@ -2617,8 +2792,6 @@
ifp = sc->vsi.ifp;
INIT_DBG_IF(ifp, "begin");
- IXLV_CORE_LOCK_ASSERT(sc);
-
ixl_vc_flush(&sc->vc_mgr);
ixlv_disable_queues(sc);
@@ -2633,56 +2806,15 @@
INIT_DBG_IF(ifp, "end");
}
-/* Free a single queue struct */
static void
-ixlv_free_queue(struct ixlv_sc *sc, struct ixl_queue *que)
+ixlv_if_stop(if_ctx_t ctx)
{
- struct tx_ring *txr = &que->txr;
- struct rx_ring *rxr = &que->rxr;
+ struct ixl_vsi *vsi = iflib_get_softc(ctx);
- if (!mtx_initialized(&txr->mtx)) /* uninitialized */
- return;
- IXL_TX_LOCK(txr);
- if (txr->br)
- buf_ring_free(txr->br, M_DEVBUF);
- ixl_free_que_tx(que);
- if (txr->base)
- i40e_free_dma_mem(&sc->hw, &txr->dma);
- IXL_TX_UNLOCK(txr);
- IXL_TX_LOCK_DESTROY(txr);
-
- if (!mtx_initialized(&rxr->mtx)) /* uninitialized */
- return;
- IXL_RX_LOCK(rxr);
- ixl_free_que_rx(que);
- if (rxr->base)
- i40e_free_dma_mem(&sc->hw, &rxr->dma);
- IXL_RX_UNLOCK(rxr);
- IXL_RX_LOCK_DESTROY(rxr);
+ ixlv_stop(sc);
}
-/*********************************************************************
- *
- * Free all station queue structs.
- *
- **********************************************************************/
static void
-ixlv_free_queues(struct ixl_vsi *vsi)
-{
- struct ixlv_sc *sc = (struct ixlv_sc *)vsi->back;
- struct ixl_queue *que = vsi->queues;
-
- for (int i = 0; i < vsi->num_queues; i++, que++) {
- /* First, free the MSI-X resources */
- ixlv_free_msix_resources(sc, que);
- /* Then free other queue data */
- ixlv_free_queue(sc, que);
- }
-
- free(vsi->queues, M_DEVBUF);
-}
-
-static void
ixlv_config_rss_reg(struct ixlv_sc *sc)
{
struct i40e_hw *hw = &sc->hw;
@@ -2696,7 +2828,7 @@
#endif
/* Don't set up RSS if using a single queue */
- if (vsi->num_queues == 1) {
+ if (vsi->num_rx_queues == 1) {
wr32(hw, I40E_VFQF_HENA(0), 0);
wr32(hw, I40E_VFQF_HENA(1), 0);
ixl_flush(hw);
@@ -2742,7 +2874,7 @@
/* Populate the LUT with max no. of queues in round robin fashion */
for (i = 0, j = 0; i < IXL_RSS_VSI_LUT_SIZE; i++, j++) {
- if (j == vsi->num_queues)
+ if (j == vsi->num_rx_queues)
j = 0;
#ifdef RSS
/*
@@ -2874,22 +3006,7 @@
return (0);
}
-/*
-** Tasklet handler for MSIX Adminq interrupts
-** - done outside interrupt context since it might sleep
-*/
static void
-ixlv_do_adminq(void *context, int pending)
-{
- struct ixlv_sc *sc = context;
-
- mtx_lock(&sc->mtx);
- ixlv_do_adminq_locked(sc);
- mtx_unlock(&sc->mtx);
- return;
-}
-
-static void
ixlv_do_adminq_locked(struct ixlv_sc *sc)
{
struct i40e_hw *hw = &sc->hw;
@@ -2901,8 +3018,6 @@
i40e_status ret;
bool aq_error = false;
- IXLV_CORE_LOCK_ASSERT(sc);
-
event.buf_len = IXL_AQ_BUF_SZ;
event.msg_buf = sc->aq_buffer;
v_msg = (struct virtchnl_msg *)&event.desc;
@@ -2961,7 +3076,8 @@
device_printf(dev, "WARNING: Resetting!\n");
sc->init_state = IXLV_RESET_REQUIRED;
ixlv_stop(sc);
- ixlv_init_locked(sc);
+ // TODO: Make stop/init calls match
+ ixlv_if_init(sc->vsi.ctx);
}
ixlv_enable_adminq_irq(hw);
}
@@ -2977,15 +3093,17 @@
struct sysctl_oid *tree = device_get_sysctl_tree(dev);
struct sysctl_oid_list *child = SYSCTL_CHILDREN(tree);
- struct sysctl_oid *vsi_node, *queue_node;
- struct sysctl_oid_list *vsi_list, *queue_list;
+ struct sysctl_oid *vsi_node; // *queue_node;
+ struct sysctl_oid_list *vsi_list; // *queue_list;
#define QUEUE_NAME_LEN 32
- char queue_namebuf[QUEUE_NAME_LEN];
+ //char queue_namebuf[QUEUE_NAME_LEN];
+#if 0
struct ixl_queue *queues = vsi->queues;
- struct tx_ring *txr;
+ struct tX_ring *txr;
struct rx_ring *rxr;
+#endif
/* Driver statistics sysctls */
SYSCTL_ADD_UQUAD(ctx, child, OID_AUTO, "watchdog_events",
@@ -3042,6 +3160,7 @@
entry++;
}
+#if 0
/* Queue sysctls */
for (int q = 0; q < vsi->num_queues; q++) {
snprintf(queue_namebuf, QUEUE_NAME_LEN, "que%d", q);
@@ -3106,6 +3225,7 @@
"Ticks before watchdog event is triggered");
#endif
}
+#endif
}
static void
@@ -3117,7 +3237,6 @@
sc->vlan_filters = malloc(sizeof(struct ixlv_vlan_filter),
M_DEVBUF, M_NOWAIT | M_ZERO);
SLIST_INIT(sc->vlan_filters);
- return;
}
static void
@@ -3138,7 +3257,6 @@
free(v, M_DEVBUF);
}
free(sc->vlan_filters, M_DEVBUF);
- return;
}
static char *
Index: head/sys/dev/ixl/ixl.h
===================================================================
--- head/sys/dev/ixl/ixl.h
+++ head/sys/dev/ixl/ixl.h
@@ -61,6 +61,7 @@
#include <net/ethernet.h>
#include <net/if_dl.h>
#include <net/if_media.h>
+#include <net/iflib.h>
#include <net/bpf.h>
#include <net/if_types.h>
@@ -102,81 +103,14 @@
#include <netinet/in_rss.h>
#endif
+#include "ifdi_if.h"
#include "i40e_type.h"
#include "i40e_prototype.h"
+#include "ixl_debug.h"
-#define MAC_FORMAT "%02x:%02x:%02x:%02x:%02x:%02x"
-#define MAC_FORMAT_ARGS(mac_addr) \
- (mac_addr)[0], (mac_addr)[1], (mac_addr)[2], (mac_addr)[3], \
- (mac_addr)[4], (mac_addr)[5]
-#define ON_OFF_STR(is_set) ((is_set) ? "On" : "Off")
+#define PVIDV(vendor, devid, name) \
+ PVID(vendor, devid, name " - " IXL_DRIVER_VERSION_STRING)
-#ifdef IXL_DEBUG
-
-#define _DBG_PRINTF(S, ...) printf("%s: " S "\n", __func__, ##__VA_ARGS__)
-#define _DEV_DBG_PRINTF(dev, S, ...) device_printf(dev, "%s: " S "\n", __func__, ##__VA_ARGS__)
-#define _IF_DBG_PRINTF(ifp, S, ...) if_printf(ifp, "%s: " S "\n", __func__, ##__VA_ARGS__)
-
-/* Defines for printing generic debug information */
-#define DPRINTF(...) _DBG_PRINTF(__VA_ARGS__)
-#define DDPRINTF(...) _DEV_DBG_PRINTF(__VA_ARGS__)
-#define IDPRINTF(...) _IF_DBG_PRINTF(__VA_ARGS__)
-
-/* Defines for printing specific debug information */
-#define DEBUG_INIT 1
-#define DEBUG_IOCTL 1
-#define DEBUG_HW 1
-
-#define INIT_DEBUGOUT(...) if (DEBUG_INIT) _DBG_PRINTF(__VA_ARGS__)
-#define INIT_DBG_DEV(...) if (DEBUG_INIT) _DEV_DBG_PRINTF(__VA_ARGS__)
-#define INIT_DBG_IF(...) if (DEBUG_INIT) _IF_DBG_PRINTF(__VA_ARGS__)
-
-#define IOCTL_DEBUGOUT(...) if (DEBUG_IOCTL) _DBG_PRINTF(__VA_ARGS__)
-#define IOCTL_DBG_IF2(ifp, S, ...) if (DEBUG_IOCTL) \
- if_printf(ifp, S "\n", ##__VA_ARGS__)
-#define IOCTL_DBG_IF(...) if (DEBUG_IOCTL) _IF_DBG_PRINTF(__VA_ARGS__)
-
-#define HW_DEBUGOUT(...) if (DEBUG_HW) _DBG_PRINTF(__VA_ARGS__)
-
-#else /* no IXL_DEBUG */
-#define DEBUG_INIT 0
-#define DEBUG_IOCTL 0
-#define DEBUG_HW 0
-
-#define DPRINTF(...)
-#define DDPRINTF(...)
-#define IDPRINTF(...)
-
-#define INIT_DEBUGOUT(...)
-#define INIT_DBG_DEV(...)
-#define INIT_DBG_IF(...)
-#define IOCTL_DEBUGOUT(...)
-#define IOCTL_DBG_IF2(...)
-#define IOCTL_DBG_IF(...)
-#define HW_DEBUGOUT(...)
-#endif /* IXL_DEBUG */
-
-enum ixl_dbg_mask {
- IXL_DBG_INFO = 0x00000001,
- IXL_DBG_EN_DIS = 0x00000002,
- IXL_DBG_AQ = 0x00000004,
- IXL_DBG_NVMUPD = 0x00000008,
-
- IXL_DBG_IOCTL_KNOWN = 0x00000010,
- IXL_DBG_IOCTL_UNKNOWN = 0x00000020,
- IXL_DBG_IOCTL_ALL = 0x00000030,
-
- I40E_DEBUG_RSS = 0x00000100,
-
- IXL_DBG_IOV = 0x00001000,
- IXL_DBG_IOV_VC = 0x00002000,
-
- IXL_DBG_SWITCH_INFO = 0x00010000,
- IXL_DBG_I2C = 0x00020000,
-
- IXL_DBG_ALL = 0xFFFFFFFF
-};
-
/* Tunables */
/*
@@ -195,48 +129,27 @@
#define IXL_AQ_LEN 256
#define IXL_AQ_LEN_MAX 1024
-/*
-** Default number of entries in Tx queue buf_ring.
-*/
-#define DEFAULT_TXBRSZ 4096
-
/* Alignment for rings */
#define DBA_ALIGN 128
-/*
- * This is the max watchdog interval, ie. the time that can
- * pass between any two TX clean operations, such only happening
- * when the TX hardware is functioning.
- *
- * XXX: Watchdog currently counts down in units of (hz)
- * Set this to just (hz) if you want queues to hang under a little bit of stress
- */
-#define IXL_WATCHDOG (10 * hz)
-
-/*
- * This parameters control when the driver calls the routine to reclaim
- * transmit descriptors.
- */
-#define IXL_TX_CLEANUP_THRESHOLD (que->num_tx_desc / 8)
-#define IXL_TX_OP_THRESHOLD (que->num_tx_desc / 32)
-
#define MAX_MULTICAST_ADDR 128
#define IXL_MSIX_BAR 3
#define IXL_ADM_LIMIT 2
-#define IXL_TSO_SIZE 65535
+// TODO: Find out which TSO_SIZE to use
+//#define IXL_TSO_SIZE 65535
+#define IXL_TSO_SIZE ((255*1024)-1)
+#define IXL_TX_BUF_SZ ((u32) 1514)
#define IXL_AQ_BUF_SZ ((u32) 4096)
-#define IXL_RX_HDR 128
-#define IXL_RX_LIMIT 512
#define IXL_RX_ITR 0
#define IXL_TX_ITR 1
#define IXL_ITR_NONE 3
#define IXL_QUEUE_EOL 0x7FF
#define IXL_MAX_FRAME 9728
#define IXL_MAX_TX_SEGS 8
+#define IXL_MAX_RX_SEGS 5
#define IXL_MAX_TSO_SEGS 128
#define IXL_SPARSE_CHAIN 7
-#define IXL_QUEUE_HUNG 0x80000000
#define IXL_MIN_TSO_MSS 64
#define IXL_MAX_DMA_SEG_SIZE ((16 * 1024) - 1)
@@ -252,7 +165,6 @@
/* ERJ: hardware can support ~2k (SW5+) filters between all functions */
#define IXL_MAX_FILTERS 256
-#define IXL_MAX_TX_BUSY 10
#define IXL_NVM_VERSION_LO_SHIFT 0
#define IXL_NVM_VERSION_LO_MASK (0xff << IXL_NVM_VERSION_LO_SHIFT)
@@ -288,12 +200,6 @@
#define CSUM_OFFLOAD_IPV6 (CSUM_TCP_IPV6|CSUM_UDP_IPV6|CSUM_SCTP_IPV6)
#define CSUM_OFFLOAD (CSUM_OFFLOAD_IPV4|CSUM_OFFLOAD_IPV6|CSUM_TSO)
-/* Misc flags for ixl_vsi.flags */
-#define IXL_FLAGS_KEEP_TSO4 (1 << 0)
-#define IXL_FLAGS_KEEP_TSO6 (1 << 1)
-#define IXL_FLAGS_USES_MSIX (1 << 2)
-#define IXL_FLAGS_IS_VF (1 << 3)
-
#define IXL_VF_RESET_TIMEOUT 100
#define IXL_VSI_DATA_PORT 0x01
@@ -304,6 +210,7 @@
#define IXL_RX_CTX_BASE_UNITS 128
#define IXL_TX_CTX_BASE_UNITS 128
+#if 0
#define IXL_VPINT_LNKLSTN_REG(hw, vector, vf_num) \
I40E_VPINT_LNKLSTN(((vector) - 1) + \
(((hw)->func_caps.num_msix_vectors_vf - 1) * (vf_num)))
@@ -311,6 +218,7 @@
#define IXL_VFINT_DYN_CTLN_REG(hw, vector, vf_num) \
I40E_VFINT_DYN_CTLN(((vector) - 1) + \
(((hw)->func_caps.num_msix_vectors_vf - 1) * (vf_num)))
+#endif
#define IXL_PF_PCI_CIAA_VF_DEVICE_STATUS 0xAA
@@ -347,15 +255,20 @@
BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV4_TCP_SYN_NO_ACK) | \
BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV6_TCP_SYN_NO_ACK))
-#define IXL_TX_LOCK(_sc) mtx_lock(&(_sc)->mtx)
-#define IXL_TX_UNLOCK(_sc) mtx_unlock(&(_sc)->mtx)
-#define IXL_TX_LOCK_DESTROY(_sc) mtx_destroy(&(_sc)->mtx)
-#define IXL_TX_TRYLOCK(_sc) mtx_trylock(&(_sc)->mtx)
-#define IXL_TX_LOCK_ASSERT(_sc) mtx_assert(&(_sc)->mtx, MA_OWNED)
+#define IXL_CAPS \
+ (IFCAP_TSO4 | IFCAP_TSO6 | \
+ IFCAP_TXCSUM | IFCAP_TXCSUM_IPV6 | \
+ IFCAP_RXCSUM | IFCAP_RXCSUM_IPV6 | \
+ IFCAP_VLAN_HWFILTER | IFCAP_VLAN_HWTSO | \
+ IFCAP_VLAN_HWTAGGING | IFCAP_VLAN_HWCSUM | IFCAP_VLAN_HWTSO | \
+ IFCAP_VLAN_MTU | IFCAP_JUMBO_MTU | IFCAP_LRO)
-#define IXL_RX_LOCK(_sc) mtx_lock(&(_sc)->mtx)
-#define IXL_RX_UNLOCK(_sc) mtx_unlock(&(_sc)->mtx)
-#define IXL_RX_LOCK_DESTROY(_sc) mtx_destroy(&(_sc)->mtx)
+#define IXL_CSUM_TCP \
+ (CSUM_IP_TCP|CSUM_IP_TSO|CSUM_IP6_TSO|CSUM_IP6_TCP)
+#define IXL_CSUM_UDP \
+ (CSUM_IP_UDP|CSUM_IP6_UDP)
+#define IXL_CSUM_SCTP \
+ (CSUM_IP_SCTP|CSUM_IP6_SCTP)
/* Pre-11 counter(9) compatibility */
#if __FreeBSD_version >= 1100036
@@ -386,6 +299,9 @@
#define IXL_SET_NOPROTO(vsi, count) (vsi)->noproto = (count)
#endif
+#define IXL_DEV_ERR(_dev, _format, ...) \
+ device_printf(_dev, "%s: " _format " (%s:%d)\n", __func__, ##__VA_ARGS__, __FILE__, __LINE__)
+
/*
*****************************************************************************
* vendor_info_array
@@ -403,22 +319,6 @@
unsigned int index;
} ixl_vendor_info_t;
-
-struct ixl_tx_buf {
- u32 eop_index;
- struct mbuf *m_head;
- bus_dmamap_t map;
- bus_dma_tag_t tag;
-};
-
-struct ixl_rx_buf {
- struct mbuf *m_head;
- struct mbuf *m_pack;
- struct mbuf *fmp;
- bus_dmamap_t hmap;
- bus_dmamap_t pmap;
-};
-
/*
** This struct has multiple uses, multicast
** addresses, vlans, and mac filters all use it.
@@ -434,34 +334,30 @@
* The Transmit ring control struct
*/
struct tx_ring {
- struct ixl_queue *que;
- struct mtx mtx;
+ struct ixl_tx_queue *que;
u32 tail;
- struct i40e_tx_desc *base;
- struct i40e_dma_mem dma;
- u16 next_avail;
- u16 next_to_clean;
- u16 atr_rate;
- u16 atr_count;
- u32 itr;
+ struct i40e_tx_desc *tx_base;
+ u64 tx_paddr;
u32 latency;
- struct ixl_tx_buf *buffers;
- volatile u16 avail;
- u32 cmd;
- bus_dma_tag_t tx_tag;
- bus_dma_tag_t tso_tag;
- char mtx_name[16];
- struct buf_ring *br;
- s32 watchdog_timer;
+ u32 packets;
+ u32 me;
+ /*
+ * For reporting completed packet status
+ * in descriptor writeback mode
+ */
+ qidx_t *tx_rsq;
+ qidx_t tx_rs_cidx;
+ qidx_t tx_rs_pidx;
+ qidx_t tx_cidx_processed;
/* Used for Dynamic ITR calculation */
- u32 packets;
+ u32 itr;
u32 bytes;
/* Soft Stats */
u64 tx_bytes;
- u64 no_desc;
- u64 total_packets;
+ u64 tx_packets;
+ u64 mss_too_small;
};
@@ -469,98 +365,82 @@
* The Receive ring control struct
*/
struct rx_ring {
- struct ixl_queue *que;
- struct mtx mtx;
- union i40e_rx_desc *base;
- struct i40e_dma_mem dma;
- struct lro_ctrl lro;
- bool lro_enabled;
- bool hdr_split;
+ struct ixl_rx_queue *que;
+ union i40e_rx_desc *rx_base;
+ uint64_t rx_paddr;
bool discard;
- u32 next_refresh;
- u32 next_check;
u32 itr;
u32 latency;
- char mtx_name[16];
- struct ixl_rx_buf *buffers;
u32 mbuf_sz;
u32 tail;
- bus_dma_tag_t htag;
- bus_dma_tag_t ptag;
+ u32 me;
/* Used for Dynamic ITR calculation */
u32 packets;
u32 bytes;
/* Soft stats */
- u64 split;
u64 rx_packets;
u64 rx_bytes;
u64 desc_errs;
- u64 not_done;
};
/*
-** Driver queue struct: this is the interrupt container
-** for the associated tx and rx ring pair.
+** Driver queue structs
*/
-struct ixl_queue {
+struct ixl_tx_queue {
struct ixl_vsi *vsi;
- u32 me;
- u32 msix; /* This queue's MSIX vector */
- u32 eims; /* This queue's EIMS bit */
- struct resource *res;
- void *tag;
- int num_tx_desc; /* both tx and rx */
- int num_rx_desc; /* both tx and rx */
-#ifdef DEV_NETMAP
- int num_desc; /* for compatibility with current netmap code in kernel */
-#endif
struct tx_ring txr;
- struct rx_ring rxr;
- struct task task;
- struct task tx_task;
- struct taskqueue *tq;
-
- /* Queue stats */
+ struct if_irq que_irq;
+ u32 msix;
+ /* Stats */
u64 irqs;
u64 tso;
- u64 mbuf_defrag_failed;
- u64 mbuf_hdr_failed;
- u64 mbuf_pkt_failed;
- u64 tx_dmamap_failed;
- u64 dropped_pkts;
- u64 mss_too_small;
};
+struct ixl_rx_queue {
+ struct ixl_vsi *vsi;
+ struct rx_ring rxr;
+ struct if_irq que_irq;
+ u32 msix; /* This queue's MSIX vector */
+ /* Stats */
+ u64 irqs;
+};
+
/*
** Virtual Station Interface
*/
SLIST_HEAD(ixl_ftl_head, ixl_mac_filter);
struct ixl_vsi {
- void *back;
+ if_ctx_t ctx;
+ if_softc_ctx_t shared;
struct ifnet *ifp;
- device_t dev;
+ //device_t dev;
struct i40e_hw *hw;
- struct ifmedia media;
+ struct ifmedia *media;
+#define num_rx_queues shared->isc_nrxqsets
+#define num_tx_queues shared->isc_ntxqsets
+
+ void *back;
enum i40e_vsi_type type;
+ // TODO: Remove?
+ u64 que_mask;
int id;
- u16 num_queues;
- int num_tx_desc;
- int num_rx_desc;
u32 rx_itr_setting;
u32 tx_itr_setting;
- u16 max_frame_size;
bool enable_head_writeback;
- struct ixl_queue *queues; /* head of queues */
-
u16 vsi_num;
bool link_active;
u16 seid;
u16 uplink_seid;
u16 downlink_seid;
+ struct ixl_tx_queue *tx_queues; /* TX queue array */
+ struct ixl_rx_queue *rx_queues; /* RX queue array */
+ struct if_irq irq;
+ u32 link_speed;
+
/* MAC/VLAN Filter list */
struct ixl_ftl_head ftl;
u16 num_macs;
@@ -568,8 +448,6 @@
/* Contains readylist & stat counter id */
struct i40e_aqc_vsi_properties_data info;
- eventhandler_tag vlan_attach;
- eventhandler_tag vlan_detach;
u16 num_vlans;
/* Per-VSI stats from hardware */
@@ -595,37 +473,27 @@
/* Misc. */
u64 flags;
+ /* Stats sysctls for this VSI */
struct sysctl_oid *vsi_node;
};
/*
-** Find the number of unrefreshed RX descriptors
+** Creates new filter with given MAC address and VLAN ID
*/
-static inline u16
-ixl_rx_unrefreshed(struct ixl_queue *que)
-{
- struct rx_ring *rxr = &que->rxr;
-
- if (rxr->next_check > rxr->next_refresh)
- return (rxr->next_check - rxr->next_refresh - 1);
- else
- return ((que->num_rx_desc + rxr->next_check) -
- rxr->next_refresh - 1);
-}
-
-/*
-** Find the next available unused filter
-*/
static inline struct ixl_mac_filter *
-ixl_get_filter(struct ixl_vsi *vsi)
+ixl_new_filter(struct ixl_vsi *vsi, const u8 *macaddr, s16 vlan)
{
struct ixl_mac_filter *f;
/* create a new empty filter */
f = malloc(sizeof(struct ixl_mac_filter),
M_DEVBUF, M_NOWAIT | M_ZERO);
- if (f)
+ if (f) {
SLIST_INSERT_HEAD(&vsi->ftl, f, next);
+ bcopy(macaddr, f->macaddr, ETHER_ADDR_LEN);
+ f->vlan = vlan;
+ f->flags |= (IXL_FILTER_ADD | IXL_FILTER_USED);
+ }
return (f);
}
@@ -636,14 +504,7 @@
static inline bool
cmp_etheraddr(const u8 *ea1, const u8 *ea2)
{
- bool cmp = FALSE;
-
- if ((ea1[0] == ea2[0]) && (ea1[1] == ea2[1]) &&
- (ea1[2] == ea2[2]) && (ea1[3] == ea2[3]) &&
- (ea1[4] == ea2[4]) && (ea1[5] == ea2[5]))
- cmp = TRUE;
-
- return (cmp);
+ return (bcmp(ea1, ea2, 6) == 0);
}
/*
@@ -679,34 +540,11 @@
extern const uint8_t ixl_bcast_addr[ETHER_ADDR_LEN];
-/*********************************************************************
- * TXRX Function prototypes
- *********************************************************************/
-int ixl_allocate_tx_data(struct ixl_queue *);
-int ixl_allocate_rx_data(struct ixl_queue *);
-void ixl_init_tx_ring(struct ixl_queue *);
-int ixl_init_rx_ring(struct ixl_queue *);
-bool ixl_rxeof(struct ixl_queue *, int);
-bool ixl_txeof(struct ixl_queue *);
-void ixl_free_que_tx(struct ixl_queue *);
-void ixl_free_que_rx(struct ixl_queue *);
-
-int ixl_mq_start(struct ifnet *, struct mbuf *);
-int ixl_mq_start_locked(struct ifnet *, struct tx_ring *);
-void ixl_deferred_mq_start(void *, int);
-
-void ixl_vsi_setup_rings_size(struct ixl_vsi *, int, int);
-int ixl_queue_hang_check(struct ixl_vsi *);
-void ixl_free_vsi(struct ixl_vsi *);
-void ixl_qflush(struct ifnet *);
-
/* Common function prototypes between PF/VF driver */
-#if __FreeBSD_version >= 1100000
-uint64_t ixl_get_counter(if_t ifp, ift_counter cnt);
-#endif
-void ixl_get_default_rss_key(u32 *);
+void ixl_init_tx_ring(struct ixl_vsi *vsi, struct ixl_tx_queue *que);
+void ixl_set_queue_rx_itr(struct ixl_rx_queue *que);
+void ixl_get_default_rss_key(u32 *);
const char * i40e_vc_stat_str(struct i40e_hw *hw,
enum virtchnl_status_code stat_err);
-void ixl_set_busmaster(device_t);
-void ixl_set_msix_enable(device_t);
+u64 ixl_max_aq_speed_to_value(u8);
#endif /* _IXL_H_ */
Index: head/sys/dev/ixl/ixl_debug.h
===================================================================
--- head/sys/dev/ixl/ixl_debug.h
+++ head/sys/dev/ixl/ixl_debug.h
@@ -0,0 +1,110 @@
+/******************************************************************************
+
+ Copyright (c) 2013-2016, Intel Corporation
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+
+ 1. Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+
+ 2. Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in the
+ documentation and/or other materials provided with the distribution.
+
+ 3. Neither the name of the Intel Corporation nor the names of its
+ contributors may be used to endorse or promote products derived from
+ this software without specific prior written permission.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ POSSIBILITY OF SUCH DAMAGE.
+
+******************************************************************************/
+/*$FreeBSD$*/
+
+#ifndef _IXL_DEBUG_H_
+#define _IXL_DEBUG_H_
+
+#define MAC_FORMAT "%02x:%02x:%02x:%02x:%02x:%02x"
+#define MAC_FORMAT_ARGS(mac_addr) \
+ (mac_addr)[0], (mac_addr)[1], (mac_addr)[2], (mac_addr)[3], \
+ (mac_addr)[4], (mac_addr)[5]
+#define ON_OFF_STR(is_set) ((is_set) ? "On" : "Off")
+
+#ifdef IXL_DEBUG
+
+#define _DBG_PRINTF(S, ...) printf("%s: " S "\n", __func__, ##__VA_ARGS__)
+#define _DEV_DBG_PRINTF(dev, S, ...) device_printf(dev, "%s: " S "\n", __func__, ##__VA_ARGS__)
+#define _IF_DBG_PRINTF(ifp, S, ...) if_printf(ifp, "%s: " S "\n", __func__, ##__VA_ARGS__)
+
+/* Defines for printing generic debug information */
+#define DPRINTF(...) _DBG_PRINTF(__VA_ARGS__)
+#define DDPRINTF(...) _DEV_DBG_PRINTF(__VA_ARGS__)
+#define IDPRINTF(...) _IF_DBG_PRINTF(__VA_ARGS__)
+
+/* Defines for printing specific debug information */
+#define DEBUG_INIT 1
+#define DEBUG_IOCTL 1
+#define DEBUG_HW 1
+
+#define INIT_DEBUGOUT(...) if (DEBUG_INIT) _DBG_PRINTF(__VA_ARGS__)
+#define INIT_DBG_DEV(...) if (DEBUG_INIT) _DEV_DBG_PRINTF(__VA_ARGS__)
+#define INIT_DBG_IF(...) if (DEBUG_INIT) _IF_DBG_PRINTF(__VA_ARGS__)
+
+#define IOCTL_DEBUGOUT(...) if (DEBUG_IOCTL) _DBG_PRINTF(__VA_ARGS__)
+#define IOCTL_DBG_IF2(ifp, S, ...) if (DEBUG_IOCTL) \
+ if_printf(ifp, S "\n", ##__VA_ARGS__)
+#define IOCTL_DBG_IF(...) if (DEBUG_IOCTL) _IF_DBG_PRINTF(__VA_ARGS__)
+
+#define HW_DEBUGOUT(...) if (DEBUG_HW) _DBG_PRINTF(__VA_ARGS__)
+
+#else /* no IXL_DEBUG */
+#define DEBUG_INIT 0
+#define DEBUG_IOCTL 0
+#define DEBUG_HW 0
+
+#define DPRINTF(...)
+#define DDPRINTF(...)
+#define IDPRINTF(...)
+
+#define INIT_DEBUGOUT(...)
+#define INIT_DBG_DEV(...)
+#define INIT_DBG_IF(...)
+#define IOCTL_DEBUGOUT(...)
+#define IOCTL_DBG_IF2(...)
+#define IOCTL_DBG_IF(...)
+#define HW_DEBUGOUT(...)
+#endif /* IXL_DEBUG */
+
+enum ixl_dbg_mask {
+ IXL_DBG_INFO = 0x00000001,
+ IXL_DBG_EN_DIS = 0x00000002,
+ IXL_DBG_AQ = 0x00000004,
+ IXL_DBG_NVMUPD = 0x00000008,
+
+ IXL_DBG_IOCTL_KNOWN = 0x00000010,
+ IXL_DBG_IOCTL_UNKNOWN = 0x00000020,
+ IXL_DBG_IOCTL_ALL = 0x00000030,
+
+ I40E_DEBUG_RSS = 0x00000100,
+
+ IXL_DBG_IOV = 0x00001000,
+ IXL_DBG_IOV_VC = 0x00002000,
+
+ IXL_DBG_SWITCH_INFO = 0x00010000,
+ IXL_DBG_I2C = 0x00020000,
+
+ IXL_DBG_ALL = 0xFFFFFFFF
+};
+
+#endif /* _IXL_DEBUG_H_ */
Index: head/sys/dev/ixl/ixl_pf.h
===================================================================
--- head/sys/dev/ixl/ixl_pf.h
+++ head/sys/dev/ixl/ixl_pf.h
@@ -45,16 +45,41 @@
#define VF_FLAG_PROMISC_CAP 0x08
#define VF_FLAG_MAC_ANTI_SPOOF 0x10
-#define IXL_PF_STATE_EMPR_RESETTING (1 << 0)
-#define IXL_PF_STATE_FW_LLDP_DISABLED (1 << 1)
+#define IXL_ICR0_CRIT_ERR_MASK \
+ (I40E_PFINT_ICR0_PCI_EXCEPTION_MASK | \
+ I40E_PFINT_ICR0_ECC_ERR_MASK | \
+ I40E_PFINT_ICR0_PE_CRITERR_MASK)
+/* VF Interrupts */
+#define IXL_VPINT_LNKLSTN_REG(hw, vector, vf_num) \
+ I40E_VPINT_LNKLSTN(((vector) - 1) + \
+ (((hw)->func_caps.num_msix_vectors_vf - 1) * (vf_num)))
+
+#define IXL_VFINT_DYN_CTLN_REG(hw, vector, vf_num) \
+ I40E_VFINT_DYN_CTLN(((vector) - 1) + \
+ (((hw)->func_caps.num_msix_vectors_vf - 1) * (vf_num)))
+
+/* Used in struct ixl_pf's state field */
+enum ixl_pf_state {
+ IXL_PF_STATE_ADAPTER_RESETTING = (1 << 0),
+ IXL_PF_STATE_MDD_PENDING = (1 << 1),
+ IXL_PF_STATE_PF_RESET_REQ = (1 << 2),
+ IXL_PF_STATE_VF_RESET_REQ = (1 << 3),
+ IXL_PF_STATE_PF_CRIT_ERR = (1 << 4),
+ IXL_PF_STATE_CORE_RESET_REQ = (1 << 5),
+ IXL_PF_STATE_GLOB_RESET_REQ = (1 << 6),
+ IXL_PF_STATE_EMP_RESET_REQ = (1 << 7),
+ IXL_PF_STATE_FW_LLDP_DISABLED = (1 << 8),
+};
+
struct ixl_vf {
struct ixl_vsi vsi;
- uint32_t vf_flags;
+ u32 vf_flags;
+ u32 num_mdd_events;
- uint8_t mac[ETHER_ADDR_LEN];
- uint16_t vf_num;
- uint32_t version;
+ u8 mac[ETHER_ADDR_LEN];
+ u16 vf_num;
+ u32 version;
struct ixl_pf_qtag qtag;
struct sysctl_ctx_list ctx;
@@ -62,31 +87,24 @@
/* Physical controller structure */
struct ixl_pf {
+ /*
+ * This is first so that iflib_get_softc can return
+ * either the VSI or the PF structures.
+ */
+ struct ixl_vsi vsi;
+
struct i40e_hw hw;
struct i40e_osdep osdep;
device_t dev;
- struct ixl_vsi vsi;
struct resource *pci_mem;
- struct resource *msix_mem;
- /*
- * Interrupt resources: this set is
- * either used for legacy, or for Link
- * when doing MSIX
- */
- void *tag;
- struct resource *res;
-
- struct callout timer;
- int msix;
#ifdef IXL_IW
int iw_msix;
bool iw_enabled;
#endif
int if_flags;
- int state;
- bool init_in_progress;
+ u32 state;
u8 supported_speeds;
struct ixl_pf_qmgr qmgr;
@@ -101,13 +119,6 @@
int tx_itr;
int rx_itr;
- struct mtx pf_mtx;
-
- u32 qbase;
- u32 admvec;
- struct task adminq;
- struct taskqueue *tq;
-
bool link_up;
u32 link_speed;
int advertised_speed;
@@ -124,6 +135,13 @@
struct i40e_hw_port_stats stats_offsets;
bool stat_offsets_loaded;
+ /* I2C access methods */
+ u8 i2c_access_method;
+ s32 (*read_i2c_byte)(struct ixl_pf *pf, u8 byte_offset,
+ u8 dev_addr, u8 *data);
+ s32 (*write_i2c_byte)(struct ixl_pf *pf, u8 byte_offset,
+ u8 dev_addr, u8 data);
+
/* SR-IOV */
struct ixl_vf *vfs;
int num_vfs;
@@ -177,13 +195,38 @@
#define IXL_SYSCTL_HELP_LINK_STATUS \
"\nExecutes a \"Get Link Status\" command on the Admin Queue, and displays" \
-" the response." \
+" the response."
#define IXL_SYSCTL_HELP_FW_LLDP \
"\nFW LLDP engine:\n" \
"\t0 - disable\n" \
"\t1 - enable\n"
+#define IXL_SYSCTL_HELP_READ_I2C \
+"\nRead a byte from I2C bus\n" \
+"Input: 32-bit value\n" \
+"\tbits 0-7: device address (0xA0 or 0xA2)\n" \
+"\tbits 8-15: offset (0-255)\n" \
+"\tbits 16-31: unused\n" \
+"Output: 8-bit value read"
+
+#define IXL_SYSCTL_HELP_WRITE_I2C \
+"\nWrite a byte to the I2C bus\n" \
+"Input: 32-bit value\n" \
+"\tbits 0-7: device address (0xA0 or 0xA2)\n" \
+"\tbits 8-15: offset (0-255)\n" \
+"\tbits 16-23: value to write\n" \
+"\tbits 24-31: unused\n" \
+"Output: 8-bit value written"
+
+#define IXL_SYSCTL_HELP_I2C_METHOD \
+"\nI2C access method that driver will use:\n" \
+"\t0 - best available method\n" \
+"\t1 - bit bang via I2CPARAMS register\n" \
+"\t2 - register read/write via I2CCMD register\n" \
+"\t3 - Use Admin Queue command (best)\n" \
+"Using the Admin Queue is only supported on 710 devices with FW version 1.7 or higher"
+
extern const char * const ixl_fc_string[6];
MALLOC_DECLARE(M_IXL);
@@ -199,13 +242,6 @@
#define i40e_send_vf_nack(pf, vf, op, st) \
ixl_send_vf_nack_msg((pf), (vf), (op), (st), __FILE__, __LINE__)
-#define IXL_PF_LOCK_INIT(_sc, _name) \
- mtx_init(&(_sc)->pf_mtx, _name, "IXL PF Lock", MTX_DEF)
-#define IXL_PF_LOCK(_sc) mtx_lock(&(_sc)->pf_mtx)
-#define IXL_PF_UNLOCK(_sc) mtx_unlock(&(_sc)->pf_mtx)
-#define IXL_PF_LOCK_DESTROY(_sc) mtx_destroy(&(_sc)->pf_mtx)
-#define IXL_PF_LOCK_ASSERT(_sc) mtx_assert(&(_sc)->pf_mtx, MA_OWNED)
-
/* Debug printing */
#define ixl_dbg(p, m, s, ...) ixl_debug_core(p, m, s, ##__VA_ARGS__)
void ixl_debug_core(struct ixl_pf *, enum ixl_dbg_mask, char *, ...);
@@ -216,11 +252,8 @@
/* For netmap(4) compatibility */
#define ixl_disable_intr(vsi) ixl_disable_rings_intr(vsi)
-/*
- * PF-only function declarations
- */
-
-int ixl_setup_interface(device_t, struct ixl_vsi *);
+/* PF-only function declarations */
+int ixl_setup_interface(device_t, struct ixl_pf *);
void ixl_print_nvm_cmd(device_t, struct i40e_nvm_access *);
char * ixl_aq_speed_to_str(enum i40e_aq_link_speed);
@@ -230,9 +263,9 @@
void ixl_local_timer(void *);
void ixl_register_vlan(void *, struct ifnet *, u16);
void ixl_unregister_vlan(void *, struct ifnet *, u16);
-void ixl_intr(void *);
-void ixl_msix_que(void *);
-void ixl_msix_adminq(void *);
+int ixl_intr(void *);
+int ixl_msix_que(void *);
+int ixl_msix_adminq(void *);
void ixl_do_adminq(void *, int);
int ixl_res_alloc_cmp(const void *, const void *);
@@ -264,7 +297,6 @@
int ixl_get_hw_capabilities(struct ixl_pf *);
void ixl_link_up_msg(struct ixl_pf *);
void ixl_update_link_status(struct ixl_pf *);
-int ixl_allocate_pci_resources(struct ixl_pf *);
int ixl_setup_stations(struct ixl_pf *);
int ixl_switch_config(struct ixl_pf *);
void ixl_stop_locked(struct ixl_pf *);
@@ -304,8 +336,8 @@
int ixl_prepare_for_reset(struct ixl_pf *pf, bool is_up);
int ixl_rebuild_hw_structs_after_reset(struct ixl_pf *, bool is_up);
-void ixl_set_queue_rx_itr(struct ixl_queue *);
-void ixl_set_queue_tx_itr(struct ixl_queue *);
+void ixl_set_queue_rx_itr(struct ixl_rx_queue *);
+void ixl_set_queue_tx_itr(struct ixl_tx_queue *);
void ixl_add_filter(struct ixl_vsi *, const u8 *, s16 vlan);
void ixl_del_filter(struct ixl_vsi *, const u8 *, s16 vlan);
@@ -345,19 +377,31 @@
void ixl_update_vsi_stats(struct ixl_vsi *);
void ixl_vsi_reset_stats(struct ixl_vsi *);
-int ixl_vsi_setup_queues(struct ixl_vsi *vsi);
void ixl_vsi_free_queues(struct ixl_vsi *vsi);
+void ixl_if_init(if_ctx_t ctx);
+void ixl_if_stop(if_ctx_t ctx);
+
/*
* I2C Function prototypes
*/
int ixl_find_i2c_interface(struct ixl_pf *);
-s32 ixl_read_i2c_byte(struct ixl_pf *pf, u8 byte_offset,
+s32 ixl_read_i2c_byte_bb(struct ixl_pf *pf, u8 byte_offset,
u8 dev_addr, u8 *data);
-s32 ixl_write_i2c_byte(struct ixl_pf *pf, u8 byte_offset,
+s32 ixl_write_i2c_byte_bb(struct ixl_pf *pf, u8 byte_offset,
u8 dev_addr, u8 data);
+s32 ixl_read_i2c_byte_reg(struct ixl_pf *pf, u8 byte_offset,
+ u8 dev_addr, u8 *data);
+s32 ixl_write_i2c_byte_reg(struct ixl_pf *pf, u8 byte_offset,
+ u8 dev_addr, u8 data);
+s32 ixl_read_i2c_byte_aq(struct ixl_pf *pf, u8 byte_offset,
+ u8 dev_addr, u8 *data);
+s32 ixl_write_i2c_byte_aq(struct ixl_pf *pf, u8 byte_offset,
+ u8 dev_addr, u8 data);
int ixl_get_fw_lldp_status(struct ixl_pf *pf);
int ixl_attach_get_link_status(struct ixl_pf *);
+u64 ixl_max_aq_speed_to_value(u8);
+void ixl_handle_vflr(void *, int);
#endif /* _IXL_PF_H_ */
Index: head/sys/dev/ixl/ixl_pf_i2c.c
===================================================================
--- head/sys/dev/ixl/ixl_pf_i2c.c
+++ head/sys/dev/ixl/ixl_pf_i2c.c
@@ -46,9 +46,9 @@
#define IXL_I2C_CLOCK_STRETCHING_TIMEOUT 500
#define IXL_I2C_REG(_hw) \
- I40E_GLGEN_I2CPARAMS(((struct i40e_osdep *)(_hw)->back)->i2c_intfc_num)
+ I40E_GLGEN_I2CPARAMS(_hw->func_caps.mdio_port_num)
-
+/* I2C bit-banging functions */
static s32 ixl_set_i2c_data(struct ixl_pf *pf, u32 *i2cctl, bool data);
static bool ixl_get_i2c_data(struct ixl_pf *pf, u32 *i2cctl);
static void ixl_raise_i2c_clk(struct ixl_pf *pf, u32 *i2cctl);
@@ -62,6 +62,8 @@
static void ixl_i2c_start(struct ixl_pf *pf);
static void ixl_i2c_stop(struct ixl_pf *pf);
+static s32 ixl_wait_for_i2c_completion(struct i40e_hw *hw, u8 portnum);
+
/**
* ixl_i2c_bus_clear - Clears the I2C bus
* @hw: pointer to hardware structure
@@ -449,10 +451,10 @@
}
/**
- * ixl_read_i2c_byte - Reads 8 bit word over I2C
+ * ixl_read_i2c_byte_bb - Reads 8 bit word over I2C
**/
s32
-ixl_read_i2c_byte(struct ixl_pf *pf, u8 byte_offset,
+ixl_read_i2c_byte_bb(struct ixl_pf *pf, u8 byte_offset,
u8 dev_addr, u8 *data)
{
struct i40e_hw *hw = &pf->hw;
@@ -523,9 +525,9 @@
i40e_msec_delay(100);
retry++;
if (retry < max_retry)
- ixl_dbg(pf, IXL_DBG_I2C, "I2C byte read error - Retrying.\n");
+ ixl_dbg(pf, IXL_DBG_I2C, "I2C byte read error - Retrying\n");
else
- ixl_dbg(pf, IXL_DBG_I2C, "I2C byte read error.\n");
+ ixl_dbg(pf, IXL_DBG_I2C, "I2C byte read error\n");
} while (retry < max_retry);
done:
@@ -538,10 +540,10 @@
}
/**
- * ixl_write_i2c_byte - Writes 8 bit word over I2C
+ * ixl_write_i2c_byte_bb - Writes 8 bit word over I2C
**/
s32
-ixl_write_i2c_byte(struct ixl_pf *pf, u8 byte_offset,
+ixl_write_i2c_byte_bb(struct ixl_pf *pf, u8 byte_offset,
u8 dev_addr, u8 data)
{
struct i40e_hw *hw = &pf->hw;
@@ -589,9 +591,9 @@
i40e_msec_delay(100);
retry++;
if (retry < max_retry)
- ixl_dbg(pf, IXL_DBG_I2C, "I2C byte write error - Retrying.\n");
+ ixl_dbg(pf, IXL_DBG_I2C, "I2C byte write error - Retrying\n");
else
- ixl_dbg(pf, IXL_DBG_I2C, "I2C byte write error.\n");
+ ixl_dbg(pf, IXL_DBG_I2C, "I2C byte write error\n");
} while (retry < max_retry);
write_byte_out:
@@ -603,3 +605,139 @@
return status;
}
+/**
+ * ixl_read_i2c_byte - Reads 8 bit word over I2C using a hardware register
+ **/
+s32
+ixl_read_i2c_byte_reg(struct ixl_pf *pf, u8 byte_offset,
+ u8 dev_addr, u8 *data)
+{
+ struct i40e_hw *hw = &pf->hw;
+ u32 reg = 0;
+ s32 status;
+ *data = 0;
+
+ reg |= (byte_offset << I40E_GLGEN_I2CCMD_REGADD_SHIFT);
+ reg |= (((dev_addr >> 1) & 0x7) << I40E_GLGEN_I2CCMD_PHYADD_SHIFT);
+ reg |= I40E_GLGEN_I2CCMD_OP_MASK;
+ wr32(hw, I40E_GLGEN_I2CCMD(hw->func_caps.mdio_port_num), reg);
+
+ status = ixl_wait_for_i2c_completion(hw, hw->func_caps.mdio_port_num);
+
+ /* Get data from I2C register */
+ reg = rd32(hw, I40E_GLGEN_I2CCMD(hw->func_caps.mdio_port_num));
+
+ /* Retrieve data readed from EEPROM */
+ *data = (u8)(reg & 0xff);
+
+ if (status)
+ ixl_dbg(pf, IXL_DBG_I2C, "I2C byte read error\n");
+ return status;
+}
+
+/**
+ * ixl_write_i2c_byte - Writes 8 bit word over I2C using a hardware register
+ **/
+s32
+ixl_write_i2c_byte_reg(struct ixl_pf *pf, u8 byte_offset,
+ u8 dev_addr, u8 data)
+{
+ struct i40e_hw *hw = &pf->hw;
+ s32 status = I40E_SUCCESS;
+ u32 reg = 0;
+ u8 upperbyte = 0;
+ u16 datai2c = 0;
+
+ status = ixl_read_i2c_byte_reg(pf, byte_offset + 1, dev_addr, &upperbyte);
+ datai2c = ((u16)upperbyte << 8) | (u16)data;
+ reg = rd32(hw, I40E_GLGEN_I2CCMD(hw->func_caps.mdio_port_num));
+
+ /* Form write command */
+ reg &= ~I40E_GLGEN_I2CCMD_PHYADD_MASK;
+ reg |= (((dev_addr >> 1) & 0x7) << I40E_GLGEN_I2CCMD_PHYADD_SHIFT);
+ reg &= ~I40E_GLGEN_I2CCMD_REGADD_MASK;
+ reg |= (byte_offset << I40E_GLGEN_I2CCMD_REGADD_SHIFT);
+ reg &= ~I40E_GLGEN_I2CCMD_DATA_MASK;
+ reg |= (datai2c << I40E_GLGEN_I2CCMD_DATA_SHIFT);
+ reg &= ~I40E_GLGEN_I2CCMD_OP_MASK;
+
+ /* Write command to registers controling I2C - data and address. */
+ wr32(hw, I40E_GLGEN_I2CCMD(hw->func_caps.mdio_port_num), reg);
+
+ status = ixl_wait_for_i2c_completion(hw, hw->func_caps.mdio_port_num);
+
+ if (status)
+ ixl_dbg(pf, IXL_DBG_I2C, "I2C byte write error\n");
+ return status;
+}
+
+/**
+ * ixl_wait_for_i2c_completion
+ **/
+static s32
+ixl_wait_for_i2c_completion(struct i40e_hw *hw, u8 portnum)
+{
+ s32 status = 0;
+ u32 timeout = 100;
+ u32 reg;
+ do {
+ reg = rd32(hw, I40E_GLGEN_I2CCMD(portnum));
+ if ((reg & I40E_GLGEN_I2CCMD_R_MASK) != 0)
+ break;
+ i40e_usec_delay(10);
+ } while (timeout-- > 0);
+
+ if (timeout == 0)
+ return I40E_ERR_TIMEOUT;
+ else
+ return status;
+}
+
+/**
+ * ixl_read_i2c_byte - Reads 8 bit word over I2C using a hardware register
+ **/
+s32
+ixl_read_i2c_byte_aq(struct ixl_pf *pf, u8 byte_offset,
+ u8 dev_addr, u8 *data)
+{
+ struct i40e_hw *hw = &pf->hw;
+ s32 status = I40E_SUCCESS;
+ u32 reg;
+
+ status = i40e_aq_get_phy_register(hw,
+ I40E_AQ_PHY_REG_ACCESS_EXTERNAL_MODULE,
+ dev_addr,
+ byte_offset,
+ &reg, NULL);
+
+ if (status)
+ ixl_dbg(pf, IXL_DBG_I2C, "I2C byte read status %s, error %s\n",
+ i40e_stat_str(hw, status), i40e_aq_str(hw, hw->aq.asq_last_status));
+ else
+ *data = (u8)reg;
+
+ return status;
+}
+
+/**
+ * ixl_write_i2c_byte - Writes 8 bit word over I2C using a hardware register
+ **/
+s32
+ixl_write_i2c_byte_aq(struct ixl_pf *pf, u8 byte_offset,
+ u8 dev_addr, u8 data)
+{
+ struct i40e_hw *hw = &pf->hw;
+ s32 status = I40E_SUCCESS;
+
+ status = i40e_aq_set_phy_register(hw,
+ I40E_AQ_PHY_REG_ACCESS_EXTERNAL_MODULE,
+ dev_addr,
+ byte_offset,
+ data, NULL);
+
+ if (status)
+ ixl_dbg(pf, IXL_DBG_I2C, "I2C byte write status %s, error %s\n",
+ i40e_stat_str(hw, status), i40e_aq_str(hw, hw->aq.asq_last_status));
+
+ return status;
+}
Index: head/sys/dev/ixl/ixl_pf_iov.c
===================================================================
--- head/sys/dev/ixl/ixl_pf_iov.c
+++ head/sys/dev/ixl/ixl_pf_iov.c
@@ -83,15 +83,13 @@
void
ixl_initialize_sriov(struct ixl_pf *pf)
{
+ return;
+#if 0
device_t dev = pf->dev;
struct i40e_hw *hw = &pf->hw;
nvlist_t *pf_schema, *vf_schema;
int iov_error;
- /* SR-IOV is only supported when MSI-X is in use. */
- if (pf->msix <= 1)
- return;
-
pf_schema = pci_iov_schema_alloc_node();
vf_schema = pci_iov_schema_alloc_node();
pci_iov_schema_add_unicast_mac(vf_schema, "mac-addr", 0, NULL);
@@ -114,8 +112,10 @@
device_printf(dev, "SR-IOV ready\n");
pf->vc_debug_lvl = 1;
+#endif
}
+
/*
* Allocate the VSI for a VF.
*/
@@ -165,15 +165,17 @@
vsi_ctx.info.tc_mapping[0] = htole16(
(0 << I40E_AQ_VSI_TC_QUE_OFFSET_SHIFT) |
- (bsrl(vf->qtag.num_allocated) << I40E_AQ_VSI_TC_QUE_NUMBER_SHIFT));
+ ((fls(vf->qtag.num_allocated) - 1) << I40E_AQ_VSI_TC_QUE_NUMBER_SHIFT));
code = i40e_aq_add_vsi(hw, &vsi_ctx, NULL);
if (code != I40E_SUCCESS)
return (ixl_adminq_err_to_errno(hw->aq.asq_last_status));
vf->vsi.seid = vsi_ctx.seid;
vf->vsi.vsi_num = vsi_ctx.vsi_number;
- // vf->vsi.first_queue = vf->qtag.qidx[0];
- vf->vsi.num_queues = vf->qtag.num_active;
+ // TODO: How to deal with num tx queues / num rx queues split?
+ // I don't think just assigning this variable is going to work
+ vf->vsi.num_rx_queues = vf->qtag.num_active;
+ vf->vsi.num_tx_queues = vf->qtag.num_active;
code = i40e_aq_get_vsi_params(hw, &vsi_ctx, NULL);
if (code != I40E_SUCCESS)
@@ -204,7 +206,7 @@
vf->vsi.hw_filters_add = 0;
vf->vsi.hw_filters_del = 0;
- ixl_add_filter(&vf->vsi, ixl_bcast_addr, IXL_VLAN_ANY);
+ // ixl_add_filter(&vf->vsi, ixl_bcast_addr, IXL_VLAN_ANY);
ixl_reconfigure_filters(&vf->vsi);
return (0);
@@ -253,7 +255,7 @@
/* Program index of each VF queue into PF queue space
* (This is only needed if QTABLE is enabled) */
- for (i = 0; i < vf->vsi.num_queues; i++) {
+ for (i = 0; i < vf->vsi.num_tx_queues; i++) {
qtable = ixl_pf_qidx_from_vsi_qidx(&vf->qtag, i) <<
I40E_VPLAN_QTABLE_QINDEX_SHIFT;
@@ -266,7 +268,7 @@
/* Map queues allocated to VF to its VSI;
* This mapping matches the VF-wide mapping since the VF
* is only given a single VSI */
- for (i = 0; i < vf->vsi.num_queues; i++)
+ for (i = 0; i < vf->vsi.num_tx_queues; i++)
ixl_vf_map_vsi_queue(hw, vf, i,
ixl_pf_qidx_from_vsi_qidx(&vf->qtag, i));
@@ -335,7 +337,8 @@
ixl_vf_unregister_intr(hw, vpint_reg);
}
- vf->vsi.num_queues = 0;
+ vf->vsi.num_tx_queues = 0;
+ vf->vsi.num_rx_queues = 0;
}
static int
@@ -533,13 +536,13 @@
VIRTCHNL_VF_OFFLOAD_VLAN);
reply.num_vsis = 1;
- reply.num_queue_pairs = vf->vsi.num_queues;
+ reply.num_queue_pairs = vf->vsi.num_tx_queues;
reply.max_vectors = pf->hw.func_caps.num_msix_vectors_vf;
reply.rss_key_size = 52;
reply.rss_lut_size = 64;
reply.vsi_res[0].vsi_id = vf->vsi.vsi_num;
reply.vsi_res[0].vsi_type = VIRTCHNL_VSI_SRIOV;
- reply.vsi_res[0].num_queue_pairs = vf->vsi.num_queues;
+ reply.vsi_res[0].num_queue_pairs = vf->vsi.num_tx_queues;
memcpy(reply.vsi_res[0].default_mac_addr, vf->mac, ETHER_ADDR_LEN);
ixl_send_vf_msg(pf, vf, VIRTCHNL_OP_GET_VF_RESOURCES,
@@ -674,9 +677,9 @@
}
info = msg;
- if (info->num_queue_pairs == 0 || info->num_queue_pairs > vf->vsi.num_queues) {
+ if (info->num_queue_pairs == 0 || info->num_queue_pairs > vf->vsi.num_tx_queues) {
device_printf(pf->dev, "VF %d: invalid # of qpairs (msg has %d, VSI has %d)\n",
- vf->vf_num, info->num_queue_pairs, vf->vsi.num_queues);
+ vf->vf_num, info->num_queue_pairs, vf->vsi.num_tx_queues);
i40e_send_vf_nack(pf, vf, VIRTCHNL_OP_CONFIG_VSI_QUEUES,
I40E_ERR_PARAM);
return;
@@ -705,7 +708,7 @@
if (pair->txq.vsi_id != vf->vsi.vsi_num ||
pair->rxq.vsi_id != vf->vsi.vsi_num ||
pair->txq.queue_id != pair->rxq.queue_id ||
- pair->txq.queue_id >= vf->vsi.num_queues) {
+ pair->txq.queue_id >= vf->vsi.num_tx_queues) {
i40e_send_vf_nack(pf, vf,
VIRTCHNL_OP_CONFIG_VSI_QUEUES, I40E_ERR_PARAM);
@@ -854,7 +857,7 @@
if (vector->rxq_map != 0) {
largest_rxq = fls(vector->rxq_map) - 1;
- if (largest_rxq >= vf->vsi.num_queues) {
+ if (largest_rxq >= vf->vsi.num_rx_queues) {
i40e_send_vf_nack(pf, vf,
VIRTCHNL_OP_CONFIG_IRQ_MAP,
I40E_ERR_PARAM);
@@ -864,7 +867,7 @@
if (vector->txq_map != 0) {
largest_txq = fls(vector->txq_map) - 1;
- if (largest_txq >= vf->vsi.num_queues) {
+ if (largest_txq >= vf->vsi.num_tx_queues) {
i40e_send_vf_nack(pf, vf,
VIRTCHNL_OP_CONFIG_IRQ_MAP,
I40E_ERR_PARAM);
@@ -911,7 +914,7 @@
for (int i = 0; i < 32; i++) {
if ((1 << i) & select->tx_queues) {
/* Warn if queue is out of VF allocation range */
- if (i >= vf->vsi.num_queues) {
+ if (i >= vf->vsi.num_tx_queues) {
device_printf(pf->dev, "VF %d: TX ring %d is outside of VF VSI allocation!\n",
vf->vf_num, i);
break;
@@ -936,7 +939,7 @@
for (int i = 0; i < 32; i++) {
if ((1 << i) & select->rx_queues) {
/* Warn if queue is out of VF allocation range */
- if (i >= vf->vsi.num_queues) {
+ if (i >= vf->vsi.num_rx_queues) {
device_printf(pf->dev, "VF %d: RX ring %d is outside of VF VSI allocation!\n",
vf->vf_num, i);
break;
@@ -990,7 +993,7 @@
for (int i = 0; i < 32; i++) {
if ((1 << i) & select->tx_queues) {
/* Warn if queue is out of VF allocation range */
- if (i >= vf->vsi.num_queues) {
+ if (i >= vf->vsi.num_tx_queues) {
device_printf(pf->dev, "VF %d: TX ring %d is outside of VF VSI allocation!\n",
vf->vf_num, i);
break;
@@ -1016,7 +1019,7 @@
for (int i = 0; i < 32; i++) {
if ((1 << i) & select->rx_queues) {
/* Warn if queue is out of VF allocation range */
- if (i >= vf->vsi.num_queues) {
+ if (i >= vf->vsi.num_rx_queues) {
device_printf(pf->dev, "VF %d: RX ring %d is outside of VF VSI allocation!\n",
vf->vf_num, i);
break;
@@ -1058,6 +1061,8 @@
static bool
ixl_bcast_mac(const uint8_t *addr)
{
+ static uint8_t ixl_bcast_addr[ETHER_ADDR_LEN] =
+ {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
return (cmp_etheraddr(addr, ixl_bcast_addr));
}
@@ -1634,7 +1639,7 @@
pf = arg;
hw = &pf->hw;
- IXL_PF_LOCK(pf);
+ /* TODO: May need to lock this */
for (i = 0; i < pf->num_vfs; i++) {
global_vf_num = hw->func_caps.vf_base_id + i;
@@ -1653,12 +1658,13 @@
}
}
+ atomic_clear_32(&pf->state, IXL_PF_STATE_VF_RESET_REQ);
icr0 = rd32(hw, I40E_PFINT_ICR0_ENA);
icr0 |= I40E_PFINT_ICR0_ENA_VFLR_MASK;
wr32(hw, I40E_PFINT_ICR0_ENA, icr0);
ixl_flush(hw);
- IXL_PF_UNLOCK(pf);
+ // IXL_PF_UNLOCK()
}
static int
@@ -1728,7 +1734,7 @@
hw = &pf->hw;
pf_vsi = &pf->vsi;
- IXL_PF_LOCK(pf);
+ //IXL_PF_LOCK(pf);
pf->vfs = malloc(sizeof(struct ixl_vf) * num_vfs, M_IXL, M_NOWAIT |
M_ZERO);
@@ -1750,13 +1756,13 @@
}
pf->num_vfs = num_vfs;
- IXL_PF_UNLOCK(pf);
+ //IXL_PF_UNLOCK(pf);
return (0);
fail:
free(pf->vfs, M_IXL);
pf->vfs = NULL;
- IXL_PF_UNLOCK(pf);
+ //IXL_PF_UNLOCK(pf);
return (error);
}
@@ -1775,7 +1781,7 @@
vsi = &pf->vsi;
ifp = vsi->ifp;
- IXL_PF_LOCK(pf);
+ //IXL_PF_LOCK(pf);
for (i = 0; i < pf->num_vfs; i++) {
if (pf->vfs[i].vsi.seid != 0)
i40e_aq_delete_element(hw, pf->vfs[i].vsi.seid, NULL);
@@ -1796,7 +1802,7 @@
pf->vfs = NULL;
pf->num_vfs = 0;
- IXL_PF_UNLOCK(pf);
+ //IXL_PF_UNLOCK(pf);
/* Do this after the unlock as sysctl_ctx_free might sleep. */
for (i = 0; i < num_vfs; i++)
@@ -1849,7 +1855,7 @@
pf = device_get_softc(dev);
vf = &pf->vfs[vfnum];
- IXL_PF_LOCK(pf);
+ //IXL_PF_LOCK(pf);
vf->vf_num = vfnum;
vf->vsi.back = pf;
@@ -1889,7 +1895,7 @@
ixl_reset_vf(pf, vf);
out:
- IXL_PF_UNLOCK(pf);
+ //IXL_PF_UNLOCK(pf);
if (error == 0) {
snprintf(sysctl_name, sizeof(sysctl_name), "vf%d", vfnum);
ixl_add_vsi_sysctls(pf, &vf->vsi, &vf->ctx, sysctl_name);
Index: head/sys/dev/ixl/ixl_pf_main.c
===================================================================
--- head/sys/dev/ixl/ixl_pf_main.c
+++ head/sys/dev/ixl/ixl_pf_main.c
@@ -44,16 +44,9 @@
#include "ixl_iw_int.h"
#endif
-#ifdef DEV_NETMAP
-#include <net/netmap.h>
-#include <sys/selinfo.h>
-#include <dev/netmap/netmap_kern.h>
-#endif /* DEV_NETMAP */
-
-static int ixl_vsi_setup_queue(struct ixl_vsi *, struct ixl_queue *, int);
-static u64 ixl_max_aq_speed_to_value(u8);
static u8 ixl_convert_sysctl_aq_link_speed(u8, bool);
static void ixl_sbuf_print_bytes(struct sbuf *, u8 *, int, int, bool);
+static void ixl_del_default_hw_filters(struct ixl_vsi *);
/* Sysctls */
static int ixl_sysctl_set_flowcntl(SYSCTL_HANDLER_ARGS);
@@ -84,6 +77,12 @@
static int ixl_sysctl_fec_auto_enable(SYSCTL_HANDLER_ARGS);
static int ixl_sysctl_dump_debug_data(SYSCTL_HANDLER_ARGS);
static int ixl_sysctl_fw_lldp(SYSCTL_HANDLER_ARGS);
+static int ixl_sysctl_do_pf_reset(SYSCTL_HANDLER_ARGS);
+static int ixl_sysctl_do_core_reset(SYSCTL_HANDLER_ARGS);
+static int ixl_sysctl_do_global_reset(SYSCTL_HANDLER_ARGS);
+static int ixl_sysctl_do_emp_reset(SYSCTL_HANDLER_ARGS);
+static int ixl_sysctl_queue_interrupt_table(SYSCTL_HANDLER_ARGS);
+static int ixl_sysctl_read_i2c_diag_data(SYSCTL_HANDLER_ARGS);
#ifdef IXL_DEBUG
static int ixl_sysctl_qtx_tail_handler(SYSCTL_HANDLER_ARGS);
static int ixl_sysctl_qrx_tail_handler(SYSCTL_HANDLER_ARGS);
@@ -170,11 +169,11 @@
{
struct i40e_hw *hw = &pf->hw;
struct ixl_vsi *vsi = &pf->vsi;
- struct ixl_queue *que = vsi->queues;
+ struct ixl_tx_queue *que = vsi->tx_queues;
vsi->tx_itr_setting = pf->tx_itr;
- for (int i = 0; i < vsi->num_queues; i++, que++) {
+ for (int i = 0; i < vsi->num_tx_queues; i++, que++) {
struct tx_ring *txr = &que->txr;
wr32(hw, I40E_PFINT_ITRN(IXL_TX_ITR, i),
@@ -189,11 +188,11 @@
{
struct i40e_hw *hw = &pf->hw;
struct ixl_vsi *vsi = &pf->vsi;
- struct ixl_queue *que = vsi->queues;
+ struct ixl_rx_queue *que = vsi->rx_queues;
vsi->rx_itr_setting = pf->rx_itr;
- for (int i = 0; i < vsi->num_queues; i++, que++) {
+ for (int i = 0; i < vsi->num_rx_queues; i++, que++) {
struct rx_ring *rxr = &que->rxr;
wr32(hw, I40E_PFINT_ITRN(IXL_RX_ITR, i),
@@ -213,138 +212,8 @@
ixl_configure_rx_itr(pf);
}
-
/*********************************************************************
- * Init entry point
*
- * This routine is used in two ways. It is used by the stack as
- * init entry point in network interface structure. It is also used
- * by the driver as a hw/sw initialization routine to get to a
- * consistent state.
- *
- * return 0 on success, positive on failure
- **********************************************************************/
-void
-ixl_init_locked(struct ixl_pf *pf)
-{
- struct i40e_hw *hw = &pf->hw;
- struct ixl_vsi *vsi = &pf->vsi;
- struct ifnet *ifp = vsi->ifp;
- device_t dev = pf->dev;
- struct i40e_filter_control_settings filter;
- u8 tmpaddr[ETHER_ADDR_LEN];
- int ret;
-
- INIT_DEBUGOUT("ixl_init_locked: begin");
- IXL_PF_LOCK_ASSERT(pf);
-
- ixl_stop_locked(pf);
-
- /*
- * If the aq is dead here, it probably means something outside of the driver
- * did something to the adapter, like a PF reset.
- * So rebuild the driver's state here if that occurs.
- */
- if (!i40e_check_asq_alive(&pf->hw)) {
- device_printf(dev, "Admin Queue is down; resetting...\n");
- ixl_teardown_hw_structs(pf);
- ixl_reset(pf);
- }
-
- /* Get the latest mac address... User might use a LAA */
- bcopy(IF_LLADDR(vsi->ifp), tmpaddr,
- ETH_ALEN);
- if (!cmp_etheraddr(hw->mac.addr, tmpaddr) &&
- (i40e_validate_mac_addr(tmpaddr) == I40E_SUCCESS)) {
- device_printf(dev, "ixl_init_locked: reconfigure MAC addr\n");
- ixl_del_filter(vsi, hw->mac.addr, IXL_VLAN_ANY);
- bcopy(tmpaddr, hw->mac.addr,
- ETH_ALEN);
- ret = i40e_aq_mac_address_write(hw,
- I40E_AQC_WRITE_TYPE_LAA_ONLY,
- hw->mac.addr, NULL);
- if (ret) {
- device_printf(dev, "LLA address"
- "change failed!!\n");
- return;
- }
- }
-
- ixl_add_filter(vsi, hw->mac.addr, IXL_VLAN_ANY);
-
- /* Set the various hardware offload abilities */
- ifp->if_hwassist = 0;
- if (ifp->if_capenable & IFCAP_TSO)
- ifp->if_hwassist |= CSUM_TSO;
- if (ifp->if_capenable & IFCAP_TXCSUM)
- ifp->if_hwassist |= (CSUM_TCP | CSUM_UDP);
- if (ifp->if_capenable & IFCAP_TXCSUM_IPV6)
- ifp->if_hwassist |= (CSUM_TCP_IPV6 | CSUM_UDP_IPV6);
-
- /* Set up the device filtering */
- bzero(&filter, sizeof(filter));
- filter.enable_ethtype = TRUE;
- filter.enable_macvlan = TRUE;
- filter.enable_fdir = FALSE;
- filter.hash_lut_size = I40E_HASH_LUT_SIZE_512;
- if (i40e_set_filter_control(hw, &filter))
- device_printf(dev, "i40e_set_filter_control() failed\n");
-
- /* Prepare the VSI: rings, hmc contexts, etc... */
- if (ixl_initialize_vsi(vsi)) {
- device_printf(dev, "initialize vsi failed!!\n");
- return;
- }
-
- /* Set up RSS */
- ixl_config_rss(pf);
-
- /* Add protocol filters to list */
- ixl_init_filters(vsi);
-
- /* Setup vlan's if needed */
- ixl_setup_vlan_filters(vsi);
-
- /* Set up MSI/X routing and the ITR settings */
- if (pf->msix > 1) {
- ixl_configure_queue_intr_msix(pf);
- ixl_configure_itr(pf);
- } else
- ixl_configure_legacy(pf);
-
- ixl_enable_rings(vsi);
-
- i40e_aq_set_default_vsi(hw, vsi->seid, NULL);
-
- ixl_reconfigure_filters(vsi);
-
- /* And now turn on interrupts */
- ixl_enable_intr(vsi);
-
- /* Get link info */
- hw->phy.get_link_info = TRUE;
- i40e_get_link_status(hw, &pf->link_up);
- ixl_update_link_status(pf);
-
- /* Start the local timer */
- callout_reset(&pf->timer, hz, ixl_local_timer, pf);
-
- /* Now inform the stack we're ready */
- ifp->if_drv_flags |= IFF_DRV_RUNNING;
-
-#ifdef IXL_IW
- if (ixl_enable_iwarp && pf->iw_enabled) {
- ret = ixl_iw_pf_init(pf);
- if (ret)
- device_printf(dev,
- "initialize iwarp failed, code %d\n", ret);
- }
-#endif
-}
-
-
-/*********************************************************************
- *
* Get the hardware capabilities
*
**********************************************************************/
@@ -355,9 +224,10 @@
struct i40e_aqc_list_capabilities_element_resp *buf;
struct i40e_hw *hw = &pf->hw;
device_t dev = pf->dev;
- int error, len;
- u16 needed;
- bool again = TRUE;
+ enum i40e_status_code status;
+ int len, i2c_intfc_num;
+ bool again = TRUE;
+ u16 needed;
len = 40 * sizeof(struct i40e_aqc_list_capabilities_element_resp);
retry:
@@ -368,7 +238,7 @@
}
/* This populates the hw struct */
- error = i40e_aq_discover_capabilities(hw, buf, len,
+ status = i40e_aq_discover_capabilities(hw, buf, len,
&needed, i40e_aqc_opc_list_func_capabilities, NULL);
free(buf, M_DEVBUF);
if ((pf->hw.aq.asq_last_status == I40E_AQ_RC_ENOMEM) &&
@@ -377,32 +247,52 @@
again = FALSE;
len = needed;
goto retry;
- } else if (pf->hw.aq.asq_last_status != I40E_AQ_RC_OK) {
- device_printf(dev, "capability discovery failed: %d\n",
- pf->hw.aq.asq_last_status);
+ } else if (status != I40E_SUCCESS) {
+ device_printf(dev, "capability discovery failed; status %s, error %s\n",
+ i40e_stat_str(hw, status), i40e_aq_str(hw, hw->aq.asq_last_status));
return (ENODEV);
}
- /* Capture this PF's starting queue pair */
- pf->qbase = hw->func_caps.base_queue;
-
-#ifdef IXL_DEBUG
- device_printf(dev, "pf_id=%d, num_vfs=%d, msix_pf=%d, "
- "msix_vf=%d, fd_g=%d, fd_b=%d, tx_qp=%d rx_qp=%d qbase=%d\n",
- hw->pf_id, hw->func_caps.num_vfs,
- hw->func_caps.num_msix_vectors,
- hw->func_caps.num_msix_vectors_vf,
- hw->func_caps.fd_filters_guaranteed,
- hw->func_caps.fd_filters_best_effort,
- hw->func_caps.num_tx_qp,
- hw->func_caps.num_rx_qp,
- hw->func_caps.base_queue);
-#endif
- struct i40e_osdep *osdep = (struct i40e_osdep *)hw->back;
- osdep->i2c_intfc_num = ixl_find_i2c_interface(pf);
- if (osdep->i2c_intfc_num != -1)
+ /*
+ * Some devices have both MDIO and I2C; since this isn't reported
+ * by the FW, check registers to see if an I2C interface exists.
+ */
+ i2c_intfc_num = ixl_find_i2c_interface(pf);
+ if (i2c_intfc_num != -1)
pf->has_i2c = true;
+ /* Determine functions to use for driver I2C accesses */
+ switch (pf->i2c_access_method) {
+ case 0: {
+ if (hw->mac.type == I40E_MAC_XL710 &&
+ hw->aq.api_maj_ver == 1 &&
+ hw->aq.api_min_ver >= 7) {
+ pf->read_i2c_byte = ixl_read_i2c_byte_aq;
+ pf->write_i2c_byte = ixl_write_i2c_byte_aq;
+ } else {
+ pf->read_i2c_byte = ixl_read_i2c_byte_reg;
+ pf->write_i2c_byte = ixl_write_i2c_byte_reg;
+ }
+ break;
+ }
+ case 3:
+ pf->read_i2c_byte = ixl_read_i2c_byte_aq;
+ pf->write_i2c_byte = ixl_write_i2c_byte_aq;
+ break;
+ case 2:
+ pf->read_i2c_byte = ixl_read_i2c_byte_reg;
+ pf->write_i2c_byte = ixl_write_i2c_byte_reg;
+ break;
+ case 1:
+ pf->read_i2c_byte = ixl_read_i2c_byte_bb;
+ pf->write_i2c_byte = ixl_write_i2c_byte_bb;
+ break;
+ default:
+ /* Should not happen */
+ device_printf(dev, "Error setting I2C access functions\n");
+ break;
+ }
+
/* Print a subset of the capability information. */
device_printf(dev, "PF-ID[%d]: VFs %d, MSIX %d, VF MSIX %d, QPs %d, %s\n",
hw->pf_id, hw->func_caps.num_vfs, hw->func_caps.num_msix_vectors,
@@ -412,81 +302,9 @@
(hw->func_caps.mdio_port_mode == 1) ? "MDIO dedicated" :
"MDIO shared");
- return (error);
+ return (0);
}
-void
-ixl_cap_txcsum_tso(struct ixl_vsi *vsi, struct ifnet *ifp, int mask)
-{
- device_t dev = vsi->dev;
-
- /* Enable/disable TXCSUM/TSO4 */
- if (!(ifp->if_capenable & IFCAP_TXCSUM)
- && !(ifp->if_capenable & IFCAP_TSO4)) {
- if (mask & IFCAP_TXCSUM) {
- ifp->if_capenable |= IFCAP_TXCSUM;
- /* enable TXCSUM, restore TSO if previously enabled */
- if (vsi->flags & IXL_FLAGS_KEEP_TSO4) {
- vsi->flags &= ~IXL_FLAGS_KEEP_TSO4;
- ifp->if_capenable |= IFCAP_TSO4;
- }
- }
- else if (mask & IFCAP_TSO4) {
- ifp->if_capenable |= (IFCAP_TXCSUM | IFCAP_TSO4);
- vsi->flags &= ~IXL_FLAGS_KEEP_TSO4;
- device_printf(dev,
- "TSO4 requires txcsum, enabling both...\n");
- }
- } else if((ifp->if_capenable & IFCAP_TXCSUM)
- && !(ifp->if_capenable & IFCAP_TSO4)) {
- if (mask & IFCAP_TXCSUM)
- ifp->if_capenable &= ~IFCAP_TXCSUM;
- else if (mask & IFCAP_TSO4)
- ifp->if_capenable |= IFCAP_TSO4;
- } else if((ifp->if_capenable & IFCAP_TXCSUM)
- && (ifp->if_capenable & IFCAP_TSO4)) {
- if (mask & IFCAP_TXCSUM) {
- vsi->flags |= IXL_FLAGS_KEEP_TSO4;
- ifp->if_capenable &= ~(IFCAP_TXCSUM | IFCAP_TSO4);
- device_printf(dev,
- "TSO4 requires txcsum, disabling both...\n");
- } else if (mask & IFCAP_TSO4)
- ifp->if_capenable &= ~IFCAP_TSO4;
- }
-
- /* Enable/disable TXCSUM_IPV6/TSO6 */
- if (!(ifp->if_capenable & IFCAP_TXCSUM_IPV6)
- && !(ifp->if_capenable & IFCAP_TSO6)) {
- if (mask & IFCAP_TXCSUM_IPV6) {
- ifp->if_capenable |= IFCAP_TXCSUM_IPV6;
- if (vsi->flags & IXL_FLAGS_KEEP_TSO6) {
- vsi->flags &= ~IXL_FLAGS_KEEP_TSO6;
- ifp->if_capenable |= IFCAP_TSO6;
- }
- } else if (mask & IFCAP_TSO6) {
- ifp->if_capenable |= (IFCAP_TXCSUM_IPV6 | IFCAP_TSO6);
- vsi->flags &= ~IXL_FLAGS_KEEP_TSO6;
- device_printf(dev,
- "TSO6 requires txcsum6, enabling both...\n");
- }
- } else if((ifp->if_capenable & IFCAP_TXCSUM_IPV6)
- && !(ifp->if_capenable & IFCAP_TSO6)) {
- if (mask & IFCAP_TXCSUM_IPV6)
- ifp->if_capenable &= ~IFCAP_TXCSUM_IPV6;
- else if (mask & IFCAP_TSO6)
- ifp->if_capenable |= IFCAP_TSO6;
- } else if ((ifp->if_capenable & IFCAP_TXCSUM_IPV6)
- && (ifp->if_capenable & IFCAP_TSO6)) {
- if (mask & IFCAP_TXCSUM_IPV6) {
- vsi->flags |= IXL_FLAGS_KEEP_TSO6;
- ifp->if_capenable &= ~(IFCAP_TXCSUM_IPV6 | IFCAP_TSO6);
- device_printf(dev,
- "TSO6 requires txcsum6, disabling both...\n");
- } else if (mask & IFCAP_TSO6)
- ifp->if_capenable &= ~IFCAP_TSO6;
- }
-}
-
/* For the set_advertise sysctl */
void
ixl_set_initial_advertised_speeds(struct ixl_pf *pf)
@@ -522,7 +340,8 @@
status = i40e_shutdown_lan_hmc(hw);
if (status) {
device_printf(dev,
- "init: LAN HMC shutdown failure; status %d\n", status);
+ "init: LAN HMC shutdown failure; status %s\n",
+ i40e_stat_str(hw, status));
goto err_out;
}
}
@@ -532,7 +351,8 @@
status = i40e_shutdown_adminq(hw);
if (status)
device_printf(dev,
- "init: Admin Queue shutdown failure; status %d\n", status);
+ "init: Admin Queue shutdown failure; status %s\n",
+ i40e_stat_str(hw, status));
err_out:
return (status);
@@ -543,7 +363,7 @@
{
struct i40e_hw *hw = &pf->hw;
device_t dev = pf->dev;
- u8 set_fc_err_mask;
+ u32 reg;
int error = 0;
// XXX: clear_hw() actually writes to hw registers -- maybe this isn't necessary
@@ -565,6 +385,7 @@
i40e_clear_pxe_mode(hw);
+#if 0
error = ixl_get_hw_capabilities(pf);
if (error) {
device_printf(dev, "init: Error retrieving HW capabilities;"
@@ -636,95 +457,65 @@
err_out:
return (error);
-}
+#endif
+ // TODO: Fix second parameter
+ ixl_rebuild_hw_structs_after_reset(pf, false);
-/*
-** MSIX Interrupt Handlers and Tasklets
-*/
-void
-ixl_handle_que(void *context, int pending)
-{
- struct ixl_queue *que = context;
- struct ixl_vsi *vsi = que->vsi;
- struct ixl_pf *pf = (struct ixl_pf *)vsi->back;
- struct i40e_hw *hw = vsi->hw;
- struct tx_ring *txr = &que->txr;
- struct ifnet *ifp = vsi->ifp;
- bool more;
+ /* The PF reset should have cleared any critical errors */
+ atomic_clear_32(&pf->state, IXL_PF_STATE_PF_CRIT_ERR);
+ atomic_clear_32(&pf->state, IXL_PF_STATE_PF_RESET_REQ);
+
+ reg = rd32(hw, I40E_PFINT_ICR0_ENA);
+ reg |= IXL_ICR0_CRIT_ERR_MASK;
+ wr32(hw, I40E_PFINT_ICR0_ENA, reg);
- if (ifp->if_drv_flags & IFF_DRV_RUNNING) {
- more = ixl_rxeof(que, IXL_RX_LIMIT);
- IXL_TX_LOCK(txr);
- ixl_txeof(que);
- if (!drbr_empty(ifp, txr->br))
- ixl_mq_start_locked(ifp, txr);
- IXL_TX_UNLOCK(txr);
- if (more) {
- taskqueue_enqueue(que->tq, &que->task);
- return;
- }
- }
-
- /* Re-enable queue interrupt */
- if (pf->msix > 1)
- ixl_enable_queue(hw, que->me);
- else
- ixl_enable_intr0(hw);
+ err_out:
+ return (error);
}
-
-/*********************************************************************
- *
- * Legacy Interrupt Service routine
- *
- **********************************************************************/
-void
+/*
+ * TODO: Make sure this properly handles admin queue / single rx queue intr
+ */
+int
ixl_intr(void *arg)
{
struct ixl_pf *pf = arg;
struct i40e_hw *hw = &pf->hw;
struct ixl_vsi *vsi = &pf->vsi;
- struct ixl_queue *que = vsi->queues;
- struct ifnet *ifp = vsi->ifp;
- struct tx_ring *txr = &que->txr;
+ struct ixl_rx_queue *que = vsi->rx_queues;
u32 icr0;
- bool more;
- pf->admin_irq++;
+ // pf->admin_irq++
+ ++que->irqs;
+// TODO: Check against proper field
+#if 0
/* Clear PBA at start of ISR if using legacy interrupts */
if (pf->msix == 0)
wr32(hw, I40E_PFINT_DYN_CTL0,
I40E_PFINT_DYN_CTLN_CLEARPBA_MASK |
(IXL_ITR_NONE << I40E_PFINT_DYN_CTLN_ITR_INDX_SHIFT));
+#endif
icr0 = rd32(hw, I40E_PFINT_ICR0);
#ifdef PCI_IOV
if (icr0 & I40E_PFINT_ICR0_VFLR_MASK)
- taskqueue_enqueue(pf->tq, &pf->vflr_task);
+ iflib_iov_intr_deferred(vsi->ctx);
#endif
+ // TODO!: Do the stuff that's done in ixl_msix_adminq here, too!
if (icr0 & I40E_PFINT_ICR0_ADMINQ_MASK)
- taskqueue_enqueue(pf->tq, &pf->adminq);
-
- if (ifp->if_drv_flags & IFF_DRV_RUNNING) {
- ++que->irqs;
-
- more = ixl_rxeof(que, IXL_RX_LIMIT);
-
- IXL_TX_LOCK(txr);
- ixl_txeof(que);
- if (!drbr_empty(vsi->ifp, txr->br))
- ixl_mq_start_locked(ifp, txr);
- IXL_TX_UNLOCK(txr);
-
- if (more)
- taskqueue_enqueue(que->tq, &que->task);
- }
-
+ iflib_admin_intr_deferred(vsi->ctx);
+
+ // TODO: Is intr0 enabled somewhere else?
ixl_enable_intr0(hw);
+
+ if (icr0 & I40E_PFINT_ICR0_QUEUE_0_MASK)
+ return (FILTER_SCHEDULE_THREAD);
+ else
+ return (FILTER_HANDLED);
}
@@ -733,43 +524,17 @@
* MSIX VSI Interrupt Service routine
*
**********************************************************************/
-void
+int
ixl_msix_que(void *arg)
{
- struct ixl_queue *que = arg;
- struct ixl_vsi *vsi = que->vsi;
- struct i40e_hw *hw = vsi->hw;
- struct tx_ring *txr = &que->txr;
- bool more_tx, more_rx;
+ struct ixl_rx_queue *que = arg;
- /* Protect against spurious interrupts */
- if (!(vsi->ifp->if_drv_flags & IFF_DRV_RUNNING))
- return;
-
++que->irqs;
- more_rx = ixl_rxeof(que, IXL_RX_LIMIT);
-
- IXL_TX_LOCK(txr);
- more_tx = ixl_txeof(que);
- /*
- ** Make certain that if the stack
- ** has anything queued the task gets
- ** scheduled to handle it.
- */
- if (!drbr_empty(vsi->ifp, txr->br))
- more_tx = 1;
- IXL_TX_UNLOCK(txr);
-
ixl_set_queue_rx_itr(que);
- ixl_set_queue_tx_itr(que);
+ // ixl_set_queue_tx_itr(que);
- if (more_tx || more_rx)
- taskqueue_enqueue(que->tq, &que->task);
- else
- ixl_enable_queue(hw, que->me);
-
- return;
+ return (FILTER_SCHEDULE_THREAD);
}
@@ -778,7 +543,7 @@
* MSIX Admin Queue Interrupt Service routine
*
**********************************************************************/
-void
+int
ixl_msix_adminq(void *arg)
{
struct ixl_pf *pf = arg;
@@ -787,23 +552,29 @@
u32 reg, mask, rstat_reg;
bool do_task = FALSE;
+ DDPRINTF(dev, "begin");
+
++pf->admin_irq;
reg = rd32(hw, I40E_PFINT_ICR0);
+ // For masking off interrupt causes that need to be handled before
+ // they can be re-enabled
mask = rd32(hw, I40E_PFINT_ICR0_ENA);
/* Check on the cause */
if (reg & I40E_PFINT_ICR0_ADMINQ_MASK) {
- mask &= ~I40E_PFINT_ICR0_ADMINQ_MASK;
+ mask &= ~I40E_PFINT_ICR0_ENA_ADMINQ_MASK;
do_task = TRUE;
}
if (reg & I40E_PFINT_ICR0_MAL_DETECT_MASK) {
- ixl_handle_mdd_event(pf);
- mask &= ~I40E_PFINT_ICR0_MAL_DETECT_MASK;
+ mask &= ~I40E_PFINT_ICR0_ENA_MAL_DETECT_MASK;
+ atomic_set_32(&pf->state, IXL_PF_STATE_MDD_PENDING);
+ do_task = TRUE;
}
if (reg & I40E_PFINT_ICR0_GRST_MASK) {
+ mask &= ~I40E_PFINT_ICR0_ENA_GRST_MASK;
device_printf(dev, "Reset Requested!\n");
rstat_reg = rd32(hw, I40E_GLGEN_RSTAT);
rstat_reg = (rstat_reg & I40E_GLGEN_RSTAT_RESET_TYPE_MASK)
@@ -819,20 +590,39 @@
break;
case I40E_RESET_EMPR:
printf("EMPR\n");
- atomic_set_int(&pf->state, IXL_PF_STATE_EMPR_RESETTING);
break;
default:
printf("POR\n");
break;
}
/* overload admin queue task to check reset progress */
+ atomic_set_int(&pf->state, IXL_PF_STATE_ADAPTER_RESETTING);
do_task = TRUE;
}
- if (reg & I40E_PFINT_ICR0_ECC_ERR_MASK) {
- device_printf(dev, "ECC Error detected!\n");
+ /*
+ * PE / PCI / ECC exceptions are all handled in the same way:
+ * mask out these three causes, then request a PF reset
+ *
+ * TODO: I think at least ECC error requires a GLOBR, not PFR
+ */
+ if (reg & I40E_PFINT_ICR0_ECC_ERR_MASK)
+ device_printf(dev, "ECC Error detected!\n");
+ if (reg & I40E_PFINT_ICR0_PCI_EXCEPTION_MASK)
+ device_printf(dev, "PCI Exception detected!\n");
+ if (reg & I40E_PFINT_ICR0_PE_CRITERR_MASK)
+ device_printf(dev, "Critical Protocol Engine Error detected!\n");
+ /* Checks against the conditions above */
+ if (reg & IXL_ICR0_CRIT_ERR_MASK) {
+ mask &= ~IXL_ICR0_CRIT_ERR_MASK;
+ atomic_set_32(&pf->state,
+ IXL_PF_STATE_PF_RESET_REQ | IXL_PF_STATE_PF_CRIT_ERR);
+ do_task = TRUE;
}
+ // TODO: Linux driver never re-enables this interrupt once it has been detected
+ // Then what is supposed to happen? A PF reset? Should it never happen?
+ // TODO: Parse out this error into something human readable
if (reg & I40E_PFINT_ICR0_HMC_ERR_MASK) {
reg = rd32(hw, I40E_PFHMC_ERRORINFO);
if (reg & I40E_PFHMC_ERRORINFO_ERROR_DETECTED_MASK) {
@@ -844,57 +634,21 @@
}
}
- if (reg & I40E_PFINT_ICR0_PCI_EXCEPTION_MASK) {
- device_printf(dev, "PCI Exception detected!\n");
- }
-
#ifdef PCI_IOV
if (reg & I40E_PFINT_ICR0_VFLR_MASK) {
mask &= ~I40E_PFINT_ICR0_ENA_VFLR_MASK;
- taskqueue_enqueue(pf->tq, &pf->vflr_task);
+ atomic_set_32(&pf->state, IXL_PF_STATE_VF_RESET_REQ);
+ do_task = TRUE;
}
#endif
+ wr32(hw, I40E_PFINT_ICR0_ENA, mask);
if (do_task)
- taskqueue_enqueue(pf->tq, &pf->adminq);
+ return (FILTER_SCHEDULE_THREAD);
else
- ixl_enable_intr0(hw);
+ return (FILTER_HANDLED);
}
-void
-ixl_set_promisc(struct ixl_vsi *vsi)
-{
- struct ifnet *ifp = vsi->ifp;
- struct i40e_hw *hw = vsi->hw;
- int err, mcnt = 0;
- bool uni = FALSE, multi = FALSE;
-
- if (ifp->if_flags & IFF_PROMISC)
- uni = multi = TRUE;
- else if (ifp->if_flags & IFF_ALLMULTI)
- multi = TRUE;
- else { /* Need to count the multicast addresses */
- struct ifmultiaddr *ifma;
- if_maddr_rlock(ifp);
- CK_STAILQ_FOREACH(ifma, &ifp->if_multiaddrs, ifma_link) {
- if (ifma->ifma_addr->sa_family != AF_LINK)
- continue;
- if (mcnt == MAX_MULTICAST_ADDR) {
- multi = TRUE;
- break;
- }
- mcnt++;
- }
- if_maddr_runlock(ifp);
- }
-
- err = i40e_aq_set_vsi_unicast_promiscuous(hw,
- vsi->seid, uni, NULL, TRUE);
- err = i40e_aq_set_vsi_multicast_promiscuous(hw,
- vsi->seid, multi, NULL);
- return;
-}
-
/*********************************************************************
* Filter Routines
*
@@ -947,7 +701,6 @@
}
IOCTL_DEBUGOUT("ixl_add_multi: end");
- return;
}
void
@@ -987,37 +740,7 @@
ixl_del_hw_filters(vsi, mcnt);
}
-/*********************************************************************
- * Timer routine
- *
- * This routine checks for link status, updates statistics,
- * and runs the watchdog check.
- *
- * Only runs when the driver is configured UP and RUNNING.
- *
- **********************************************************************/
-
void
-ixl_local_timer(void *arg)
-{
- struct ixl_pf *pf = arg;
-
- IXL_PF_LOCK_ASSERT(pf);
-
- /* Fire off the adminq task */
- taskqueue_enqueue(pf->tq, &pf->adminq);
-
- /* Update stats */
- ixl_update_stats_counters(pf);
-
- /* Increment stat when a queue shows hung */
- if (ixl_queue_hang_check(&pf->vsi))
- pf->watchdog_events++;
-
- callout_reset(&pf->timer, hz, ixl_local_timer, pf);
-}
-
-void
ixl_link_up_msg(struct ixl_pf *pf)
{
struct i40e_hw *hw = &pf->hw;
@@ -1054,473 +777,6 @@
}
/*
-** Note: this routine updates the OS on the link state
-** the real check of the hardware only happens with
-** a link interrupt.
-*/
-void
-ixl_update_link_status(struct ixl_pf *pf)
-{
- struct ixl_vsi *vsi = &pf->vsi;
- struct ifnet *ifp = vsi->ifp;
- device_t dev = pf->dev;
-
- if (pf->link_up) {
- if (vsi->link_active == FALSE) {
- vsi->link_active = TRUE;
-#if __FreeBSD_version >= 1100000
- ifp->if_baudrate = ixl_max_aq_speed_to_value(pf->link_speed);
-#else
- if_initbaudrate(ifp, ixl_max_aq_speed_to_value(pf->link_speed));
-#endif
- if_link_state_change(ifp, LINK_STATE_UP);
- ixl_link_up_msg(pf);
-#ifdef PCI_IOV
- ixl_broadcast_link_state(pf);
-#endif
- }
- } else { /* Link down */
- if (vsi->link_active == TRUE) {
- if (bootverbose)
- device_printf(dev, "Link is Down\n");
- if_link_state_change(ifp, LINK_STATE_DOWN);
- vsi->link_active = FALSE;
-#ifdef PCI_IOV
- ixl_broadcast_link_state(pf);
-#endif
- }
- }
-}
-
-/*********************************************************************
- *
- * This routine disables all traffic on the adapter by issuing a
- * global reset on the MAC and deallocates TX/RX buffers.
- *
- **********************************************************************/
-
-void
-ixl_stop_locked(struct ixl_pf *pf)
-{
- struct ixl_vsi *vsi = &pf->vsi;
- struct ifnet *ifp = vsi->ifp;
-
- INIT_DEBUGOUT("ixl_stop: begin\n");
-
- IXL_PF_LOCK_ASSERT(pf);
-
-#ifdef IXL_IW
- /* Stop iWARP device */
- if (ixl_enable_iwarp && pf->iw_enabled)
- ixl_iw_pf_stop(pf);
-#endif
-
- /* Stop the local timer */
- callout_stop(&pf->timer);
-
- ixl_disable_rings_intr(vsi);
- ixl_disable_rings(vsi);
-
- /* Tell the stack that the interface is no longer active */
- ifp->if_drv_flags &= ~(IFF_DRV_RUNNING);
-}
-
-void
-ixl_stop(struct ixl_pf *pf)
-{
- IXL_PF_LOCK(pf);
- ixl_stop_locked(pf);
- IXL_PF_UNLOCK(pf);
-}
-
-/*********************************************************************
- *
- * Setup MSIX Interrupt resources and handlers for the VSI
- *
- **********************************************************************/
-int
-ixl_setup_legacy(struct ixl_pf *pf)
-{
- device_t dev = pf->dev;
- int error, rid = 0;
-
- if (pf->msix == 1)
- rid = 1;
- pf->res = bus_alloc_resource_any(dev, SYS_RES_IRQ,
- &rid, RF_SHAREABLE | RF_ACTIVE);
- if (pf->res == NULL) {
- device_printf(dev, "bus_alloc_resource_any() for"
- " legacy/msi interrupt\n");
- return (ENXIO);
- }
-
- /* Set the handler function */
- error = bus_setup_intr(dev, pf->res,
- INTR_TYPE_NET | INTR_MPSAFE, NULL,
- ixl_intr, pf, &pf->tag);
- if (error) {
- pf->res = NULL;
- device_printf(dev, "bus_setup_intr() for legacy/msi"
- " interrupt handler failed, error %d\n", error);
- return (ENXIO);
- }
- error = bus_describe_intr(dev, pf->res, pf->tag, "irq");
- if (error) {
- /* non-fatal */
- device_printf(dev, "bus_describe_intr() for Admin Queue"
- " interrupt name failed, error %d\n", error);
- }
-
- return (0);
-}
-
-int
-ixl_setup_adminq_tq(struct ixl_pf *pf)
-{
- device_t dev = pf->dev;
- int error = 0;
-
- /* Tasklet for Admin Queue interrupts */
- TASK_INIT(&pf->adminq, 0, ixl_do_adminq, pf);
-#ifdef PCI_IOV
- /* VFLR Tasklet */
- TASK_INIT(&pf->vflr_task, 0, ixl_handle_vflr, pf);
-#endif
- /* Create and start Admin Queue taskqueue */
- pf->tq = taskqueue_create_fast("ixl_aq", M_NOWAIT,
- taskqueue_thread_enqueue, &pf->tq);
- if (!pf->tq) {
- device_printf(dev, "taskqueue_create_fast (for AQ) returned NULL!\n");
- return (ENOMEM);
- }
- error = taskqueue_start_threads(&pf->tq, 1, PI_NET, "%s aq",
- device_get_nameunit(dev));
- if (error) {
- device_printf(dev, "taskqueue_start_threads (for AQ) error: %d\n",
- error);
- taskqueue_free(pf->tq);
- return (error);
- }
- return (0);
-}
-
-int
-ixl_setup_queue_tqs(struct ixl_vsi *vsi)
-{
- struct ixl_queue *que = vsi->queues;
- device_t dev = vsi->dev;
-#ifdef RSS
- int cpu_id = 0;
- cpuset_t cpu_mask;
-#endif
-
- /* Create queue tasks and start queue taskqueues */
- for (int i = 0; i < vsi->num_queues; i++, que++) {
- TASK_INIT(&que->tx_task, 0, ixl_deferred_mq_start, que);
- TASK_INIT(&que->task, 0, ixl_handle_que, que);
- que->tq = taskqueue_create_fast("ixl_que", M_NOWAIT,
- taskqueue_thread_enqueue, &que->tq);
-#ifdef RSS
- CPU_SETOF(cpu_id, &cpu_mask);
- taskqueue_start_threads_cpuset(&que->tq, 1, PI_NET,
- &cpu_mask, "%s (bucket %d)",
- device_get_nameunit(dev), cpu_id);
-#else
- taskqueue_start_threads(&que->tq, 1, PI_NET,
- "%s (que %d)", device_get_nameunit(dev), que->me);
-#endif
- }
-
- return (0);
-}
-
-void
-ixl_free_adminq_tq(struct ixl_pf *pf)
-{
- if (pf->tq) {
- taskqueue_free(pf->tq);
- pf->tq = NULL;
- }
-}
-
-void
-ixl_free_queue_tqs(struct ixl_vsi *vsi)
-{
- struct ixl_queue *que = vsi->queues;
-
- for (int i = 0; i < vsi->num_queues; i++, que++) {
- if (que->tq) {
- taskqueue_free(que->tq);
- que->tq = NULL;
- }
- }
-}
-
-int
-ixl_setup_adminq_msix(struct ixl_pf *pf)
-{
- device_t dev = pf->dev;
- int rid, error = 0;
-
- /* Admin IRQ rid is 1, vector is 0 */
- rid = 1;
- /* Get interrupt resource from bus */
- pf->res = bus_alloc_resource_any(dev,
- SYS_RES_IRQ, &rid, RF_SHAREABLE | RF_ACTIVE);
- if (!pf->res) {
- device_printf(dev, "bus_alloc_resource_any() for Admin Queue"
- " interrupt failed [rid=%d]\n", rid);
- return (ENXIO);
- }
- /* Then associate interrupt with handler */
- error = bus_setup_intr(dev, pf->res,
- INTR_TYPE_NET | INTR_MPSAFE, NULL,
- ixl_msix_adminq, pf, &pf->tag);
- if (error) {
- pf->res = NULL;
- device_printf(dev, "bus_setup_intr() for Admin Queue"
- " interrupt handler failed, error %d\n", error);
- return (ENXIO);
- }
- error = bus_describe_intr(dev, pf->res, pf->tag, "aq");
- if (error) {
- /* non-fatal */
- device_printf(dev, "bus_describe_intr() for Admin Queue"
- " interrupt name failed, error %d\n", error);
- }
- pf->admvec = 0;
-
- return (0);
-}
-
-/*
- * Allocate interrupt resources from bus and associate an interrupt handler
- * to those for the VSI's queues.
- */
-int
-ixl_setup_queue_msix(struct ixl_vsi *vsi)
-{
- device_t dev = vsi->dev;
- struct ixl_queue *que = vsi->queues;
- struct tx_ring *txr;
- int error, rid, vector = 1;
-
- /* Queue interrupt vector numbers start at 1 (adminq intr is 0) */
- for (int i = 0; i < vsi->num_queues; i++, vector++, que++) {
- int cpu_id = i;
- rid = vector + 1;
- txr = &que->txr;
- que->res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid,
- RF_SHAREABLE | RF_ACTIVE);
- if (!que->res) {
- device_printf(dev, "bus_alloc_resource_any() for"
- " Queue %d interrupt failed [rid=%d]\n",
- que->me, rid);
- return (ENXIO);
- }
- /* Set the handler function */
- error = bus_setup_intr(dev, que->res,
- INTR_TYPE_NET | INTR_MPSAFE, NULL,
- ixl_msix_que, que, &que->tag);
- if (error) {
- device_printf(dev, "bus_setup_intr() for Queue %d"
- " interrupt handler failed, error %d\n",
- que->me, error);
- bus_release_resource(dev, SYS_RES_IRQ, rid, que->res);
- return (error);
- }
- error = bus_describe_intr(dev, que->res, que->tag, "q%d", i);
- if (error) {
- device_printf(dev, "bus_describe_intr() for Queue %d"
- " interrupt name failed, error %d\n",
- que->me, error);
- }
- /* Bind the vector to a CPU */
-#ifdef RSS
- cpu_id = rss_getcpu(i % rss_getnumbuckets());
-#endif
- error = bus_bind_intr(dev, que->res, cpu_id);
- if (error) {
- device_printf(dev, "bus_bind_intr() for Queue %d"
- " to CPU %d failed, error %d\n",
- que->me, cpu_id, error);
- }
- que->msix = vector;
- }
-
- return (0);
-}
-
-/*
- * Allocate MSI/X vectors from the OS.
- * Returns 0 for legacy, 1 for MSI, >1 for MSIX.
- */
-int
-ixl_init_msix(struct ixl_pf *pf)
-{
- device_t dev = pf->dev;
- struct i40e_hw *hw = &pf->hw;
-#ifdef IXL_IW
-#if __FreeBSD_version >= 1100000
- cpuset_t cpu_set;
-#endif
-#endif
- int auto_max_queues;
- int rid, want, vectors, queues, available;
-#ifdef IXL_IW
- int iw_want=0, iw_vectors;
-
- pf->iw_msix = 0;
-#endif
-
- /* Override by tuneable */
- if (!pf->enable_msix)
- goto no_msix;
-
- /* First try MSI/X */
- rid = PCIR_BAR(IXL_MSIX_BAR);
- pf->msix_mem = bus_alloc_resource_any(dev,
- SYS_RES_MEMORY, &rid, RF_ACTIVE);
- if (!pf->msix_mem) {
- /* May not be enabled */
- device_printf(pf->dev,
- "Unable to map MSIX table\n");
- goto no_msix;
- }
-
- available = pci_msix_count(dev);
- if (available < 2) {
- /* system has msix disabled (0), or only one vector (1) */
- device_printf(pf->dev, "Less than two MSI-X vectors available\n");
- bus_release_resource(dev, SYS_RES_MEMORY,
- rid, pf->msix_mem);
- pf->msix_mem = NULL;
- goto no_msix;
- }
-
- /* Clamp max number of queues based on:
- * - # of MSI-X vectors available
- * - # of cpus available
- * - # of queues that can be assigned to the LAN VSI
- */
- auto_max_queues = min(mp_ncpus, available - 1);
- if (hw->mac.type == I40E_MAC_X722)
- auto_max_queues = min(auto_max_queues, 128);
- else
- auto_max_queues = min(auto_max_queues, 64);
-
- /* Override with tunable value if tunable is less than autoconfig count */
- if ((pf->max_queues != 0) && (pf->max_queues <= auto_max_queues))
- queues = pf->max_queues;
- /* Use autoconfig amount if that's lower */
- else if ((pf->max_queues != 0) && (pf->max_queues > auto_max_queues)) {
- device_printf(dev, "ixl_max_queues (%d) is too large, using "
- "autoconfig amount (%d)...\n",
- pf->max_queues, auto_max_queues);
- queues = auto_max_queues;
- }
- /* Limit maximum auto-configured queues to 8 if no user value is set */
- else
- queues = min(auto_max_queues, 8);
-
-#ifdef RSS
- /* If we're doing RSS, clamp at the number of RSS buckets */
- if (queues > rss_getnumbuckets())
- queues = rss_getnumbuckets();
-#endif
-
- /*
- ** Want one vector (RX/TX pair) per queue
- ** plus an additional for the admin queue.
- */
- want = queues + 1;
- if (want <= available) /* Have enough */
- vectors = want;
- else {
- device_printf(pf->dev,
- "MSIX Configuration Problem, "
- "%d vectors available but %d wanted!\n",
- available, want);
- pf->msix_mem = NULL;
- goto no_msix; /* Will go to Legacy setup */
- }
-
-#ifdef IXL_IW
- if (ixl_enable_iwarp && hw->func_caps.iwarp) {
-#if __FreeBSD_version >= 1100000
- if(bus_get_cpus(dev, INTR_CPUS, sizeof(cpu_set), &cpu_set) == 0)
- {
- iw_want = min(CPU_COUNT(&cpu_set), IXL_IW_MAX_MSIX);
- }
-#endif
- if(!iw_want)
- iw_want = min(mp_ncpus, IXL_IW_MAX_MSIX);
- if(ixl_limit_iwarp_msix > 0)
- iw_want = min(iw_want, ixl_limit_iwarp_msix);
- else
- iw_want = min(iw_want, 1);
-
- available -= vectors;
- if (available > 0) {
- iw_vectors = (available >= iw_want) ?
- iw_want : available;
- vectors += iw_vectors;
- } else
- iw_vectors = 0;
- }
-#endif
-
- ixl_set_msix_enable(dev);
- if (pci_alloc_msix(dev, &vectors) == 0) {
- device_printf(pf->dev,
- "Using MSIX interrupts with %d vectors\n", vectors);
- pf->msix = vectors;
-#ifdef IXL_IW
- if (ixl_enable_iwarp && hw->func_caps.iwarp)
- {
- pf->iw_msix = iw_vectors;
- device_printf(pf->dev,
- "Reserving %d MSIX interrupts for iWARP CEQ and AEQ\n",
- iw_vectors);
- }
-#endif
-
- pf->vsi.num_queues = queues;
-#ifdef RSS
- /*
- * If we're doing RSS, the number of queues needs to
- * match the number of RSS buckets that are configured.
- *
- * + If there's more queues than RSS buckets, we'll end
- * up with queues that get no traffic.
- *
- * + If there's more RSS buckets than queues, we'll end
- * up having multiple RSS buckets map to the same queue,
- * so there'll be some contention.
- */
- if (queues != rss_getnumbuckets()) {
- device_printf(dev,
- "%s: queues (%d) != RSS buckets (%d)"
- "; performance will be impacted.\n",
- __func__, queues, rss_getnumbuckets());
- }
-#endif
- return (vectors);
- }
-no_msix:
- vectors = pci_msi_count(dev);
- pf->vsi.num_queues = 1;
- pf->max_queues = 1;
- if (vectors == 1 && pci_alloc_msi(dev, &vectors) == 0)
- device_printf(pf->dev, "Using an MSI interrupt\n");
- else {
- vectors = 0;
- device_printf(pf->dev, "Using a Legacy interrupt\n");
- }
- return (vectors);
-}
-
-/*
* Configure admin queue/misc interrupt cause registers in hardware.
*/
void
@@ -1561,19 +817,28 @@
/*
* Configure queue interrupt cause registers in hardware.
+ *
+ * Linked list for each vector LNKLSTN(i) -> RQCTL(i) -> TQCTL(i) -> EOL
*/
void
ixl_configure_queue_intr_msix(struct ixl_pf *pf)
{
- struct i40e_hw *hw = &pf->hw;
+ struct i40e_hw *hw = &pf->hw;
struct ixl_vsi *vsi = &pf->vsi;
u32 reg;
u16 vector = 1;
- for (int i = 0; i < vsi->num_queues; i++, vector++) {
+ // TODO: See if max is really necessary
+ for (int i = 0; i < max(vsi->num_rx_queues, vsi->num_tx_queues); i++, vector++) {
+ /* Make sure interrupt is disabled */
wr32(hw, I40E_PFINT_DYN_CTLN(i), 0);
- /* First queue type is RX / 0 */
- wr32(hw, I40E_PFINT_LNKLSTN(i), i);
+ /* Set linked list head to point to corresponding RX queue
+ * e.g. vector 1 (LNKLSTN register 0) points to queue pair 0's RX queue */
+ reg = ((i << I40E_PFINT_LNKLSTN_FIRSTQ_INDX_SHIFT)
+ & I40E_PFINT_LNKLSTN_FIRSTQ_INDX_MASK) |
+ ((I40E_QUEUE_TYPE_RX << I40E_PFINT_LNKLSTN_FIRSTQ_TYPE_SHIFT)
+ & I40E_PFINT_LNKLSTN_FIRSTQ_TYPE_MASK);
+ wr32(hw, I40E_PFINT_LNKLSTN(i), reg);
reg = I40E_QINT_RQCTL_CAUSE_ENA_MASK |
(IXL_RX_ITR << I40E_QINT_RQCTL_ITR_INDX_SHIFT) |
@@ -1592,18 +857,17 @@
}
/*
- * Configure for MSI single vector operation
+ * Configure for single interrupt vector operation
*/
void
ixl_configure_legacy(struct ixl_pf *pf)
{
struct i40e_hw *hw = &pf->hw;
struct ixl_vsi *vsi = &pf->vsi;
- struct ixl_queue *que = vsi->queues;
- struct rx_ring *rxr = &que->rxr;
- struct tx_ring *txr = &que->txr;
u32 reg;
+// TODO: Fix
+#if 0
/* Configure ITR */
vsi->tx_itr_setting = pf->tx_itr;
wr32(hw, I40E_PFINT_ITR0(IXL_TX_ITR),
@@ -1614,6 +878,9 @@
wr32(hw, I40E_PFINT_ITR0(IXL_RX_ITR),
vsi->rx_itr_setting);
rxr->itr = vsi->rx_itr_setting;
+ /* XXX: Assuming only 1 queue in single interrupt mode */
+#endif
+ vsi->rx_queues[0].rxr.itr = vsi->rx_itr_setting;
/* Setup "other" causes */
reg = I40E_PFINT_ICR0_ENA_ECC_ERR_MASK
@@ -1646,151 +913,28 @@
wr32(hw, I40E_QINT_TQCTL(0), reg);
}
-int
-ixl_allocate_pci_resources(struct ixl_pf *pf)
-{
- int rid;
- struct i40e_hw *hw = &pf->hw;
- device_t dev = pf->dev;
-
- /* Map BAR0 */
- rid = PCIR_BAR(0);
- pf->pci_mem = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
- &rid, RF_ACTIVE);
-
- if (!(pf->pci_mem)) {
- device_printf(dev, "Unable to allocate bus resource: PCI memory\n");
- return (ENXIO);
- }
- /* Ensure proper PCI device operation */
- ixl_set_busmaster(dev);
-
- /* Save off the PCI information */
- hw->vendor_id = pci_get_vendor(dev);
- hw->device_id = pci_get_device(dev);
- hw->revision_id = pci_read_config(dev, PCIR_REVID, 1);
- hw->subsystem_vendor_id =
- pci_read_config(dev, PCIR_SUBVEND_0, 2);
- hw->subsystem_device_id =
- pci_read_config(dev, PCIR_SUBDEV_0, 2);
-
- hw->bus.device = pci_get_slot(dev);
- hw->bus.func = pci_get_function(dev);
-
- /* Save off register access information */
- pf->osdep.mem_bus_space_tag =
- rman_get_bustag(pf->pci_mem);
- pf->osdep.mem_bus_space_handle =
- rman_get_bushandle(pf->pci_mem);
- pf->osdep.mem_bus_space_size = rman_get_size(pf->pci_mem);
- pf->osdep.flush_reg = I40E_GLGEN_STAT;
- pf->hw.hw_addr = (u8 *) &pf->osdep.mem_bus_space_handle;
-
- pf->hw.back = &pf->osdep;
-
- return (0);
-}
-
-/*
- * Teardown and release the admin queue/misc vector
- * interrupt.
- */
-int
-ixl_teardown_adminq_msix(struct ixl_pf *pf)
-{
- device_t dev = pf->dev;
- int rid, error = 0;
-
- if (pf->admvec) /* we are doing MSIX */
- rid = pf->admvec + 1;
- else
- (pf->msix != 0) ? (rid = 1):(rid = 0);
-
- if (pf->tag != NULL) {
- bus_teardown_intr(dev, pf->res, pf->tag);
- if (error) {
- device_printf(dev, "bus_teardown_intr() for"
- " interrupt 0 failed\n");
- // return (ENXIO);
- }
- pf->tag = NULL;
- }
- if (pf->res != NULL) {
- bus_release_resource(dev, SYS_RES_IRQ, rid, pf->res);
- if (error) {
- device_printf(dev, "bus_release_resource() for"
- " interrupt 0 failed [rid=%d]\n", rid);
- // return (ENXIO);
- }
- pf->res = NULL;
- }
-
- return (0);
-}
-
-int
-ixl_teardown_queue_msix(struct ixl_vsi *vsi)
-{
- struct ixl_pf *pf = (struct ixl_pf *)vsi->back;
- struct ixl_queue *que = vsi->queues;
- device_t dev = vsi->dev;
- int rid, error = 0;
-
- /* We may get here before stations are setup */
- if ((pf->msix < 2) || (que == NULL))
- return (0);
-
- /* Release all MSIX queue resources */
- for (int i = 0; i < vsi->num_queues; i++, que++) {
- rid = que->msix + 1;
- if (que->tag != NULL) {
- error = bus_teardown_intr(dev, que->res, que->tag);
- if (error) {
- device_printf(dev, "bus_teardown_intr() for"
- " Queue %d interrupt failed\n",
- que->me);
- // return (ENXIO);
- }
- que->tag = NULL;
- }
- if (que->res != NULL) {
- error = bus_release_resource(dev, SYS_RES_IRQ, rid, que->res);
- if (error) {
- device_printf(dev, "bus_release_resource() for"
- " Queue %d interrupt failed [rid=%d]\n",
- que->me, rid);
- // return (ENXIO);
- }
- que->res = NULL;
- }
- }
-
- return (0);
-}
-
void
ixl_free_pci_resources(struct ixl_pf *pf)
{
- device_t dev = pf->dev;
- int memrid;
+ struct ixl_vsi *vsi = &pf->vsi;
+ device_t dev = iflib_get_dev(vsi->ctx);
+ struct ixl_rx_queue *rx_que = vsi->rx_queues;
- ixl_teardown_queue_msix(&pf->vsi);
- ixl_teardown_adminq_msix(pf);
+ /* We may get here before stations are setup */
+ if (rx_que == NULL)
+ goto early;
- if (pf->msix > 0)
- pci_release_msi(dev);
-
- memrid = PCIR_BAR(IXL_MSIX_BAR);
+ /*
+ ** Release all msix VSI resources:
+ */
+ iflib_irq_free(vsi->ctx, &vsi->irq);
- if (pf->msix_mem != NULL)
- bus_release_resource(dev, SYS_RES_MEMORY,
- memrid, pf->msix_mem);
-
+ for (int i = 0; i < vsi->num_rx_queues; i++, rx_que++)
+ iflib_irq_free(vsi->ctx, &rx_que->que_irq);
+early:
if (pf->pci_mem != NULL)
bus_release_resource(dev, SYS_RES_MEMORY,
PCIR_BAR(0), pf->pci_mem);
-
- return;
}
void
@@ -1798,73 +942,73 @@
{
/* Display supported media types */
if (phy_types & (I40E_CAP_PHY_TYPE_100BASE_TX))
- ifmedia_add(&vsi->media, IFM_ETHER | IFM_100_TX, 0, NULL);
+ ifmedia_add(vsi->media, IFM_ETHER | IFM_100_TX, 0, NULL);
if (phy_types & (I40E_CAP_PHY_TYPE_1000BASE_T))
- ifmedia_add(&vsi->media, IFM_ETHER | IFM_1000_T, 0, NULL);
+ ifmedia_add(vsi->media, IFM_ETHER | IFM_1000_T, 0, NULL);
if (phy_types & (I40E_CAP_PHY_TYPE_1000BASE_SX))
- ifmedia_add(&vsi->media, IFM_ETHER | IFM_1000_SX, 0, NULL);
+ ifmedia_add(vsi->media, IFM_ETHER | IFM_1000_SX, 0, NULL);
if (phy_types & (I40E_CAP_PHY_TYPE_1000BASE_LX))
- ifmedia_add(&vsi->media, IFM_ETHER | IFM_1000_LX, 0, NULL);
+ ifmedia_add(vsi->media, IFM_ETHER | IFM_1000_LX, 0, NULL);
if (phy_types & (I40E_CAP_PHY_TYPE_XAUI) ||
phy_types & (I40E_CAP_PHY_TYPE_XFI) ||
phy_types & (I40E_CAP_PHY_TYPE_10GBASE_SFPP_CU))
- ifmedia_add(&vsi->media, IFM_ETHER | IFM_10G_TWINAX, 0, NULL);
+ ifmedia_add(vsi->media, IFM_ETHER | IFM_10G_TWINAX, 0, NULL);
if (phy_types & (I40E_CAP_PHY_TYPE_10GBASE_SR))
- ifmedia_add(&vsi->media, IFM_ETHER | IFM_10G_SR, 0, NULL);
+ ifmedia_add(vsi->media, IFM_ETHER | IFM_10G_SR, 0, NULL);
if (phy_types & (I40E_CAP_PHY_TYPE_10GBASE_LR))
- ifmedia_add(&vsi->media, IFM_ETHER | IFM_10G_LR, 0, NULL);
+ ifmedia_add(vsi->media, IFM_ETHER | IFM_10G_LR, 0, NULL);
if (phy_types & (I40E_CAP_PHY_TYPE_10GBASE_T))
- ifmedia_add(&vsi->media, IFM_ETHER | IFM_10G_T, 0, NULL);
+ ifmedia_add(vsi->media, IFM_ETHER | IFM_10G_T, 0, NULL);
if (phy_types & (I40E_CAP_PHY_TYPE_40GBASE_CR4) ||
phy_types & (I40E_CAP_PHY_TYPE_40GBASE_CR4_CU) ||
phy_types & (I40E_CAP_PHY_TYPE_40GBASE_AOC) ||
phy_types & (I40E_CAP_PHY_TYPE_XLAUI) ||
phy_types & (I40E_CAP_PHY_TYPE_40GBASE_KR4))
- ifmedia_add(&vsi->media, IFM_ETHER | IFM_40G_CR4, 0, NULL);
+ ifmedia_add(vsi->media, IFM_ETHER | IFM_40G_CR4, 0, NULL);
if (phy_types & (I40E_CAP_PHY_TYPE_40GBASE_SR4))
- ifmedia_add(&vsi->media, IFM_ETHER | IFM_40G_SR4, 0, NULL);
+ ifmedia_add(vsi->media, IFM_ETHER | IFM_40G_SR4, 0, NULL);
if (phy_types & (I40E_CAP_PHY_TYPE_40GBASE_LR4))
- ifmedia_add(&vsi->media, IFM_ETHER | IFM_40G_LR4, 0, NULL);
+ ifmedia_add(vsi->media, IFM_ETHER | IFM_40G_LR4, 0, NULL);
if (phy_types & (I40E_CAP_PHY_TYPE_1000BASE_KX))
- ifmedia_add(&vsi->media, IFM_ETHER | IFM_1000_KX, 0, NULL);
+ ifmedia_add(vsi->media, IFM_ETHER | IFM_1000_KX, 0, NULL);
if (phy_types & (I40E_CAP_PHY_TYPE_10GBASE_CR1_CU)
|| phy_types & (I40E_CAP_PHY_TYPE_10GBASE_CR1))
- ifmedia_add(&vsi->media, IFM_ETHER | IFM_10G_CR1, 0, NULL);
+ ifmedia_add(vsi->media, IFM_ETHER | IFM_10G_CR1, 0, NULL);
if (phy_types & (I40E_CAP_PHY_TYPE_10GBASE_AOC))
- ifmedia_add(&vsi->media, IFM_ETHER | IFM_10G_AOC, 0, NULL);
+ ifmedia_add(vsi->media, IFM_ETHER | IFM_10G_AOC, 0, NULL);
if (phy_types & (I40E_CAP_PHY_TYPE_SFI))
- ifmedia_add(&vsi->media, IFM_ETHER | IFM_10G_SFI, 0, NULL);
+ ifmedia_add(vsi->media, IFM_ETHER | IFM_10G_SFI, 0, NULL);
if (phy_types & (I40E_CAP_PHY_TYPE_10GBASE_KX4))
- ifmedia_add(&vsi->media, IFM_ETHER | IFM_10G_KX4, 0, NULL);
+ ifmedia_add(vsi->media, IFM_ETHER | IFM_10G_KX4, 0, NULL);
if (phy_types & (I40E_CAP_PHY_TYPE_10GBASE_KR))
- ifmedia_add(&vsi->media, IFM_ETHER | IFM_10G_KR, 0, NULL);
+ ifmedia_add(vsi->media, IFM_ETHER | IFM_10G_KR, 0, NULL);
if (phy_types & (I40E_CAP_PHY_TYPE_20GBASE_KR2))
- ifmedia_add(&vsi->media, IFM_ETHER | IFM_20G_KR2, 0, NULL);
+ ifmedia_add(vsi->media, IFM_ETHER | IFM_20G_KR2, 0, NULL);
if (phy_types & (I40E_CAP_PHY_TYPE_40GBASE_KR4))
- ifmedia_add(&vsi->media, IFM_ETHER | IFM_40G_KR4, 0, NULL);
+ ifmedia_add(vsi->media, IFM_ETHER | IFM_40G_KR4, 0, NULL);
if (phy_types & (I40E_CAP_PHY_TYPE_XLPPI))
- ifmedia_add(&vsi->media, IFM_ETHER | IFM_40G_XLPPI, 0, NULL);
+ ifmedia_add(vsi->media, IFM_ETHER | IFM_40G_XLPPI, 0, NULL);
if (phy_types & (I40E_CAP_PHY_TYPE_25GBASE_KR))
- ifmedia_add(&vsi->media, IFM_ETHER | IFM_25G_KR, 0, NULL);
+ ifmedia_add(vsi->media, IFM_ETHER | IFM_25G_KR, 0, NULL);
if (phy_types & (I40E_CAP_PHY_TYPE_25GBASE_CR))
- ifmedia_add(&vsi->media, IFM_ETHER | IFM_25G_CR, 0, NULL);
+ ifmedia_add(vsi->media, IFM_ETHER | IFM_25G_CR, 0, NULL);
if (phy_types & (I40E_CAP_PHY_TYPE_25GBASE_SR))
- ifmedia_add(&vsi->media, IFM_ETHER | IFM_25G_SR, 0, NULL);
+ ifmedia_add(vsi->media, IFM_ETHER | IFM_25G_SR, 0, NULL);
if (phy_types & (I40E_CAP_PHY_TYPE_25GBASE_LR))
- ifmedia_add(&vsi->media, IFM_ETHER | IFM_25G_LR, 0, NULL);
+ ifmedia_add(vsi->media, IFM_ETHER | IFM_25G_LR, 0, NULL);
if (phy_types & (I40E_CAP_PHY_TYPE_25GBASE_AOC))
- ifmedia_add(&vsi->media, IFM_ETHER | IFM_25G_AOC, 0, NULL);
+ ifmedia_add(vsi->media, IFM_ETHER | IFM_25G_AOC, 0, NULL);
if (phy_types & (I40E_CAP_PHY_TYPE_25GBASE_ACC))
- ifmedia_add(&vsi->media, IFM_ETHER | IFM_25G_ACC, 0, NULL);
+ ifmedia_add(vsi->media, IFM_ETHER | IFM_25G_ACC, 0, NULL);
}
/*********************************************************************
@@ -1873,67 +1017,30 @@
*
**********************************************************************/
int
-ixl_setup_interface(device_t dev, struct ixl_vsi *vsi)
+ixl_setup_interface(device_t dev, struct ixl_pf *pf)
{
- struct ixl_pf *pf = (struct ixl_pf *)vsi->back;
- struct ifnet *ifp;
- struct i40e_hw *hw = vsi->hw;
- struct ixl_queue *que = vsi->queues;
+ struct ixl_vsi *vsi = &pf->vsi;
+ if_ctx_t ctx = vsi->ctx;
+ struct i40e_hw *hw = &pf->hw;
+ struct ifnet *ifp = iflib_get_ifp(ctx);
struct i40e_aq_get_phy_abilities_resp abilities;
enum i40e_status_code aq_error = 0;
- INIT_DEBUGOUT("ixl_setup_interface: begin");
+ uint64_t cap;
- ifp = vsi->ifp = if_alloc(IFT_ETHER);
- if (ifp == NULL) {
- device_printf(dev, "can not allocate ifnet structure\n");
- return (-1);
- }
- if_initname(ifp, device_get_name(dev), device_get_unit(dev));
- ifp->if_mtu = ETHERMTU;
- ifp->if_init = ixl_init;
- ifp->if_softc = vsi;
- ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST;
- ifp->if_ioctl = ixl_ioctl;
+ INIT_DBG_DEV(dev, "begin");
-#if __FreeBSD_version >= 1100036
- if_setgetcounterfn(ifp, ixl_get_counter);
-#endif
-
- ifp->if_transmit = ixl_mq_start;
-
- ifp->if_qflush = ixl_qflush;
-
- ifp->if_snd.ifq_maxlen = que->num_tx_desc - 2;
-
- vsi->max_frame_size =
+ /* initialize fast path functions */
+ cap = IXL_CAPS;
+ if_setifheaderlen(ifp, sizeof(struct ether_vlan_header));
+ if_setcapabilitiesbit(ifp, cap, 0);
+ if_setcapenable(ifp, if_getcapabilities(ifp));
+ /* TODO: Remove VLAN_ENCAP_LEN? */
+ vsi->shared->isc_max_frame_size =
ifp->if_mtu + ETHER_HDR_LEN + ETHER_CRC_LEN
+ ETHER_VLAN_ENCAP_LEN;
- /* Set TSO limits */
- ifp->if_hw_tsomax = IP_MAXPACKET - (ETHER_HDR_LEN + ETHER_CRC_LEN);
- ifp->if_hw_tsomaxsegcount = IXL_MAX_TSO_SEGS;
- ifp->if_hw_tsomaxsegsize = IXL_MAX_DMA_SEG_SIZE;
-
/*
- * Tell the upper layer(s) we support long frames.
- */
- ifp->if_hdrlen = sizeof(struct ether_vlan_header);
-
- ifp->if_capabilities |= IFCAP_HWCSUM;
- ifp->if_capabilities |= IFCAP_HWCSUM_IPV6;
- ifp->if_capabilities |= IFCAP_TSO;
- ifp->if_capabilities |= IFCAP_JUMBO_MTU;
- ifp->if_capabilities |= IFCAP_LRO;
-
- /* VLAN capabilties */
- ifp->if_capabilities |= IFCAP_VLAN_HWTAGGING
- | IFCAP_VLAN_HWTSO
- | IFCAP_VLAN_MTU
- | IFCAP_VLAN_HWCSUM;
- ifp->if_capenable = ifp->if_capabilities;
-
- /*
** Don't turn this on by default, if vlans are
** created on another pseudo device (eg. lagg)
** then vlan events are not passed thru, breaking
@@ -1941,19 +1048,13 @@
** using vlans directly on the ixl driver you can
** enable this and get full hardware tag filtering.
*/
- ifp->if_capabilities |= IFCAP_VLAN_HWFILTER;
+ if_setcapabilitiesbit(ifp, IFCAP_VLAN_HWFILTER, 0);
- /*
- * Specify the media types supported by this adapter and register
- * callbacks to update media and link information
- */
- ifmedia_init(&vsi->media, IFM_IMASK, ixl_media_change,
- ixl_media_status);
-
aq_error = i40e_aq_get_phy_capabilities(hw,
FALSE, TRUE, &abilities, NULL);
/* May need delay to detect fiber correctly */
if (aq_error == I40E_ERR_UNKNOWN_PHY) {
+ /* TODO: Maybe just retry this in a task... */
i40e_msec_delay(200);
aq_error = i40e_aq_get_phy_capabilities(hw, FALSE,
TRUE, &abilities, NULL);
@@ -1968,7 +1069,7 @@
} else {
pf->supported_speeds = abilities.link_speed;
#if __FreeBSD_version >= 1100000
- ifp->if_baudrate = ixl_max_aq_speed_to_value(pf->supported_speeds);
+ if_setbaudrate(ifp, ixl_max_aq_speed_to_value(pf->supported_speeds));
#else
if_initbaudrate(ifp, ixl_max_aq_speed_to_value(pf->supported_speeds));
#endif
@@ -1977,11 +1078,9 @@
}
/* Use autoselect media by default */
- ifmedia_add(&vsi->media, IFM_ETHER | IFM_AUTO, 0, NULL);
- ifmedia_set(&vsi->media, IFM_ETHER | IFM_AUTO);
+ ifmedia_add(vsi->media, IFM_ETHER | IFM_AUTO, 0, NULL);
+ ifmedia_set(vsi->media, IFM_ETHER | IFM_AUTO);
- ether_ifattach(ifp, hw->mac.addr);
-
return (0);
}
@@ -1991,8 +1090,8 @@
void
ixl_link_event(struct ixl_pf *pf, struct i40e_arq_event_info *e)
{
- struct i40e_hw *hw = &pf->hw;
- device_t dev = pf->dev;
+ struct i40e_hw *hw = &pf->hw;
+ device_t dev = iflib_get_dev(pf->vsi.ctx);
struct i40e_aqc_get_link_status *status =
(struct i40e_aqc_get_link_status *)&e->desc.params.raw;
@@ -2008,8 +1107,7 @@
device_printf(dev, "Link failed because "
"an unqualified module was detected!\n");
- /* Update OS link info */
- ixl_update_link_status(pf);
+ /* OS link info is updated elsewhere */
}
/*********************************************************************
@@ -2024,7 +1122,7 @@
{
struct i40e_hw *hw = &pf->hw;
struct ixl_vsi *vsi = &pf->vsi;
- device_t dev = vsi->dev;
+ device_t dev = iflib_get_dev(vsi->ctx);
struct i40e_aqc_get_switch_config_resp *sw_config;
u8 aq_buf[I40E_AQ_LARGE_BUF];
int ret;
@@ -2069,9 +1167,11 @@
int
ixl_initialize_vsi(struct ixl_vsi *vsi)
{
- struct ixl_pf *pf = vsi->back;
- struct ixl_queue *que = vsi->queues;
- device_t dev = vsi->dev;
+ struct ixl_pf *pf = vsi->back;
+ if_softc_ctx_t scctx = iflib_get_softc_ctx(vsi->ctx);
+ struct ixl_tx_queue *tx_que = vsi->tx_queues;
+ struct ixl_rx_queue *rx_que = vsi->rx_queues;
+ device_t dev = iflib_get_dev(vsi->ctx);
struct i40e_hw *hw = vsi->hw;
struct i40e_vsi_context ctxt;
int tc_queues;
@@ -2110,7 +1210,7 @@
* queue allocation at queue 0, and assign it 2^tc_queues queues (though
* the driver may not use all of them).
*/
- tc_queues = bsrl(pf->qtag.num_allocated);
+ tc_queues = fls(pf->qtag.num_allocated) - 1;
ctxt.info.tc_mapping[0] = ((0 << I40E_AQ_VSI_TC_QUE_OFFSET_SHIFT)
& I40E_AQ_VSI_TC_QUE_OFFSET_MASK) |
((tc_queues << I40E_AQ_VSI_TC_QUE_NUMBER_SHIFT)
@@ -2119,6 +1219,7 @@
/* Set VLAN receive stripping mode */
ctxt.info.valid_sections |= I40E_AQ_VSI_PROP_VLAN_VALID;
ctxt.info.port_vlan_flags = I40E_AQ_VSI_PVLAN_MODE_ALL;
+ // TODO: Call function to get this cap bit, instead
if (vsi->ifp->if_capenable & IFCAP_VLAN_HWTAGGING)
ctxt.info.port_vlan_flags |= I40E_AQ_VSI_PVLAN_EMOD_STR_BOTH;
else
@@ -2150,20 +1251,16 @@
return (err);
}
- for (int i = 0; i < vsi->num_queues; i++, que++) {
- struct tx_ring *txr = &que->txr;
- struct rx_ring *rxr = &que->rxr;
+ for (int i = 0; i < vsi->num_tx_queues; i++, tx_que++) {
+ struct tx_ring *txr = &tx_que->txr;
struct i40e_hmc_obj_txq tctx;
- struct i40e_hmc_obj_rxq rctx;
u32 txctl;
- u16 size;
/* Setup the HMC TX Context */
- size = que->num_tx_desc * sizeof(struct i40e_tx_desc);
bzero(&tctx, sizeof(tctx));
tctx.new_context = 1;
- tctx.base = (txr->dma.pa/IXL_TX_CTX_BASE_UNITS);
- tctx.qlen = que->num_tx_desc;
+ tctx.base = (txr->tx_paddr/IXL_TX_CTX_BASE_UNITS);
+ tctx.qlen = scctx->isc_ntxd[0];
tctx.fc_ena = 0; /* Disable FCoE */
/*
* This value needs to pulled from the VSI that this queue
@@ -2177,8 +1274,11 @@
*/
if (vsi->enable_head_writeback) {
tctx.head_wb_ena = 1;
- tctx.head_wb_addr = txr->dma.pa +
- (que->num_tx_desc * sizeof(struct i40e_tx_desc));
+ tctx.head_wb_addr = txr->tx_paddr +
+ (scctx->isc_ntxd[0] * sizeof(struct i40e_tx_desc));
+ } else {
+ tctx.head_wb_ena = 0;
+ tctx.head_wb_addr = 0;
}
tctx.rdylist_act = 0;
err = i40e_clear_lan_tx_queue_context(hw, i);
@@ -2199,10 +1299,14 @@
ixl_flush(hw);
/* Do ring (re)init */
- ixl_init_tx_ring(que);
+ ixl_init_tx_ring(vsi, tx_que);
+ }
+ for (int i = 0; i < vsi->num_rx_queues; i++, rx_que++) {
+ struct rx_ring *rxr = &rx_que->rxr;
+ struct i40e_hmc_obj_rxq rctx;
/* Next setup the HMC RX Context */
- if (vsi->max_frame_size <= MCLBYTES)
+ if (scctx->isc_max_frame_size <= MCLBYTES)
rxr->mbuf_sz = MCLBYTES;
else
rxr->mbuf_sz = MJUMPAGESIZE;
@@ -2214,18 +1318,18 @@
rctx.dbuff = rxr->mbuf_sz >> I40E_RXQ_CTX_DBUFF_SHIFT;
/* ignore header split for now */
rctx.hbuff = 0 >> I40E_RXQ_CTX_HBUFF_SHIFT;
- rctx.rxmax = (vsi->max_frame_size < max_rxmax) ?
- vsi->max_frame_size : max_rxmax;
+ rctx.rxmax = (scctx->isc_max_frame_size < max_rxmax) ?
+ scctx->isc_max_frame_size : max_rxmax;
rctx.dtype = 0;
rctx.dsize = 1; /* do 32byte descriptors */
rctx.hsplit_0 = 0; /* no header split */
- rctx.base = (rxr->dma.pa/IXL_RX_CTX_BASE_UNITS);
- rctx.qlen = que->num_rx_desc;
+ rctx.base = (rxr->rx_paddr/IXL_RX_CTX_BASE_UNITS);
+ rctx.qlen = scctx->isc_nrxd[0];
rctx.tphrdesc_ena = 1;
rctx.tphwdesc_ena = 1;
rctx.tphdata_ena = 0; /* Header Split related */
rctx.tphhead_ena = 0; /* Header Split related */
- rctx.lrxqthresh = 2; /* Interrupt at <128 desc avail */
+ rctx.lrxqthresh = 1; /* Interrupt at <64 desc avail */
rctx.crcstrip = 1;
rctx.l2tsel = 1;
rctx.showiv = 1; /* Strip inner VLAN header */
@@ -2243,83 +1347,12 @@
device_printf(dev, "Unable to set RX context %d\n", i);
break;
}
- err = ixl_init_rx_ring(que);
- if (err) {
- device_printf(dev, "Fail in init_rx_ring %d\n", i);
- break;
- }
-#ifdef DEV_NETMAP
- /* preserve queue */
- if (vsi->ifp->if_capenable & IFCAP_NETMAP) {
- struct netmap_adapter *na = NA(vsi->ifp);
- struct netmap_kring *kring = na->rx_rings[i];
- int t = na->num_rx_desc - 1 - nm_kr_rxspace(kring);
- wr32(vsi->hw, I40E_QRX_TAIL(que->me), t);
- } else
-#endif /* DEV_NETMAP */
- wr32(vsi->hw, I40E_QRX_TAIL(que->me), que->num_rx_desc - 1);
+ wr32(vsi->hw, I40E_QRX_TAIL(i), 0);
}
return (err);
}
-
-
-
void
-ixl_vsi_free_queues(struct ixl_vsi *vsi)
-{
- struct ixl_pf *pf = (struct ixl_pf *)vsi->back;
- struct ixl_queue *que = vsi->queues;
-
- if (NULL == vsi->queues)
- return;
-
- for (int i = 0; i < vsi->num_queues; i++, que++) {
- struct tx_ring *txr = &que->txr;
- struct rx_ring *rxr = &que->rxr;
-
- if (!mtx_initialized(&txr->mtx)) /* uninitialized */
- continue;
- IXL_TX_LOCK(txr);
- if (txr->br)
- buf_ring_free(txr->br, M_DEVBUF);
- ixl_free_que_tx(que);
- if (txr->base)
- i40e_free_dma_mem(&pf->hw, &txr->dma);
- IXL_TX_UNLOCK(txr);
- IXL_TX_LOCK_DESTROY(txr);
-
- if (!mtx_initialized(&rxr->mtx)) /* uninitialized */
- continue;
- IXL_RX_LOCK(rxr);
- ixl_free_que_rx(que);
- if (rxr->base)
- i40e_free_dma_mem(&pf->hw, &rxr->dma);
- IXL_RX_UNLOCK(rxr);
- IXL_RX_LOCK_DESTROY(rxr);
- }
-}
-
-
-/*********************************************************************
- *
- * Free all VSI structs.
- *
- **********************************************************************/
-void
-ixl_free_vsi(struct ixl_vsi *vsi)
-{
-
- /* Free station queues */
- ixl_vsi_free_queues(vsi);
- if (vsi->queues)
- free(vsi->queues, M_DEVBUF);
-
- /* Free VSI filter list */
- ixl_free_mac_filters(vsi);
-}
-
-void
ixl_free_mac_filters(struct ixl_vsi *vsi)
{
struct ixl_mac_filter *f;
@@ -2332,178 +1365,11 @@
}
/*
- * Fill out fields in queue struct and setup tx/rx memory and structs
- */
-static int
-ixl_vsi_setup_queue(struct ixl_vsi *vsi, struct ixl_queue *que, int index)
-{
- struct ixl_pf *pf = (struct ixl_pf *)vsi->back;
- device_t dev = pf->dev;
- struct i40e_hw *hw = &pf->hw;
- struct tx_ring *txr = &que->txr;
- struct rx_ring *rxr = &que->rxr;
- int error = 0;
- int rsize, tsize;
-
- que->num_tx_desc = vsi->num_tx_desc;
- que->num_rx_desc = vsi->num_rx_desc;
- que->me = index;
- que->vsi = vsi;
-
- txr->que = que;
- txr->tail = I40E_QTX_TAIL(que->me);
-
- /* Initialize the TX lock */
- snprintf(txr->mtx_name, sizeof(txr->mtx_name), "%s:tx(%d)",
- device_get_nameunit(dev), que->me);
- mtx_init(&txr->mtx, txr->mtx_name, NULL, MTX_DEF);
- /*
- * Create the TX descriptor ring
- *
- * In Head Writeback mode, the descriptor ring is one bigger
- * than the number of descriptors for space for the HW to
- * write back index of last completed descriptor.
- */
- if (vsi->enable_head_writeback) {
- tsize = roundup2((que->num_tx_desc *
- sizeof(struct i40e_tx_desc)) +
- sizeof(u32), DBA_ALIGN);
- } else {
- tsize = roundup2((que->num_tx_desc *
- sizeof(struct i40e_tx_desc)), DBA_ALIGN);
- }
- if (i40e_allocate_dma_mem(hw,
- &txr->dma, i40e_mem_reserved, tsize, DBA_ALIGN)) {
- device_printf(dev,
- "Unable to allocate TX Descriptor memory\n");
- error = ENOMEM;
- goto err_destroy_tx_mtx;
- }
- txr->base = (struct i40e_tx_desc *)txr->dma.va;
- bzero((void *)txr->base, tsize);
- /* Now allocate transmit soft structs for the ring */
- if (ixl_allocate_tx_data(que)) {
- device_printf(dev,
- "Critical Failure setting up TX structures\n");
- error = ENOMEM;
- goto err_free_tx_dma;
- }
- /* Allocate a buf ring */
- txr->br = buf_ring_alloc(DEFAULT_TXBRSZ, M_DEVBUF,
- M_NOWAIT, &txr->mtx);
- if (txr->br == NULL) {
- device_printf(dev,
- "Critical Failure setting up TX buf ring\n");
- error = ENOMEM;
- goto err_free_tx_data;
- }
-
- rsize = roundup2(que->num_rx_desc *
- sizeof(union i40e_rx_desc), DBA_ALIGN);
- rxr->que = que;
- rxr->tail = I40E_QRX_TAIL(que->me);
-
- /* Initialize the RX side lock */
- snprintf(rxr->mtx_name, sizeof(rxr->mtx_name), "%s:rx(%d)",
- device_get_nameunit(dev), que->me);
- mtx_init(&rxr->mtx, rxr->mtx_name, NULL, MTX_DEF);
-
- if (i40e_allocate_dma_mem(hw,
- &rxr->dma, i40e_mem_reserved, rsize, 4096)) {
- device_printf(dev,
- "Unable to allocate RX Descriptor memory\n");
- error = ENOMEM;
- goto err_destroy_rx_mtx;
- }
- rxr->base = (union i40e_rx_desc *)rxr->dma.va;
- bzero((void *)rxr->base, rsize);
- /* Allocate receive soft structs for the ring*/
- if (ixl_allocate_rx_data(que)) {
- device_printf(dev,
- "Critical Failure setting up receive structs\n");
- error = ENOMEM;
- goto err_free_rx_dma;
- }
-
- return (0);
-
-err_free_rx_dma:
- i40e_free_dma_mem(&pf->hw, &rxr->dma);
-err_destroy_rx_mtx:
- mtx_destroy(&rxr->mtx);
- /* err_free_tx_buf_ring */
- buf_ring_free(txr->br, M_DEVBUF);
-err_free_tx_data:
- ixl_free_que_tx(que);
-err_free_tx_dma:
- i40e_free_dma_mem(&pf->hw, &txr->dma);
-err_destroy_tx_mtx:
- mtx_destroy(&txr->mtx);
-
- return (error);
-}
-
-int
-ixl_vsi_setup_queues(struct ixl_vsi *vsi)
-{
- struct ixl_queue *que;
- int error = 0;
-
- for (int i = 0; i < vsi->num_queues; i++) {
- que = &vsi->queues[i];
- error = ixl_vsi_setup_queue(vsi, que, i);
- if (error)
- break;
- }
- return (error);
-}
-
-
-/*********************************************************************
- *
- * Allocate memory for the VSI (virtual station interface) and their
- * associated queues, rings and the descriptors associated with each,
- * called only once at attach.
- *
- **********************************************************************/
-int
-ixl_setup_stations(struct ixl_pf *pf)
-{
- device_t dev = pf->dev;
- struct ixl_vsi *vsi;
- int error = 0;
-
- vsi = &pf->vsi;
- vsi->back = (void *)pf;
- vsi->hw = &pf->hw;
- vsi->id = 0;
- vsi->num_vlans = 0;
- vsi->back = pf;
-
- if (pf->msix > 1)
- vsi->flags |= IXL_FLAGS_USES_MSIX;
-
- /* Get memory for the station queues */
- if (!(vsi->queues =
- (struct ixl_queue *) malloc(sizeof(struct ixl_queue) *
- vsi->num_queues, M_DEVBUF, M_NOWAIT | M_ZERO))) {
- device_printf(dev, "Unable to allocate queue memory\n");
- error = ENOMEM;
- goto ixl_setup_stations_err;
- }
-
- /* Then setup each queue */
- error = ixl_vsi_setup_queues(vsi);
-ixl_setup_stations_err:
- return (error);
-}
-
-/*
** Provide a update to the queue RX
** interrupt moderation value.
*/
void
-ixl_set_queue_rx_itr(struct ixl_queue *que)
+ixl_set_queue_rx_itr(struct ixl_rx_queue *que)
{
struct ixl_vsi *vsi = que->vsi;
struct ixl_pf *pf = (struct ixl_pf *)vsi->back;
@@ -2554,7 +1420,7 @@
((9 * rx_itr) + rxr->itr);
rxr->itr = min(rx_itr, IXL_MAX_ITR);
wr32(hw, I40E_PFINT_ITRN(IXL_RX_ITR,
- que->me), rxr->itr);
+ rxr->me), rxr->itr);
}
} else { /* We may have have toggled to non-dynamic */
if (vsi->rx_itr_setting & IXL_ITR_DYNAMIC)
@@ -2563,12 +1429,11 @@
if (rxr->itr != vsi->rx_itr_setting) {
rxr->itr = vsi->rx_itr_setting;
wr32(hw, I40E_PFINT_ITRN(IXL_RX_ITR,
- que->me), rxr->itr);
+ rxr->me), rxr->itr);
}
}
rxr->bytes = 0;
rxr->packets = 0;
- return;
}
@@ -2577,7 +1442,7 @@
** interrupt moderation value.
*/
void
-ixl_set_queue_tx_itr(struct ixl_queue *que)
+ixl_set_queue_tx_itr(struct ixl_tx_queue *que)
{
struct ixl_vsi *vsi = que->vsi;
struct ixl_pf *pf = (struct ixl_pf *)vsi->back;
@@ -2628,7 +1493,7 @@
((9 * tx_itr) + txr->itr);
txr->itr = min(tx_itr, IXL_MAX_ITR);
wr32(hw, I40E_PFINT_ITRN(IXL_TX_ITR,
- que->me), txr->itr);
+ txr->me), txr->itr);
}
} else { /* We may have have toggled to non-dynamic */
@@ -2638,7 +1503,7 @@
if (txr->itr != vsi->tx_itr_setting) {
txr->itr = vsi->tx_itr_setting;
wr32(hw, I40E_PFINT_ITRN(IXL_TX_ITR,
- que->me), txr->itr);
+ txr->me), txr->itr);
}
}
txr->bytes = 0;
@@ -2669,17 +1534,17 @@
* Retrieves I40E_QTX_TAIL value from hardware
* for a sysctl.
*/
-static int
+int
ixl_sysctl_qtx_tail_handler(SYSCTL_HANDLER_ARGS)
{
- struct ixl_queue *que;
+ struct ixl_tx_queue *tx_que;
int error;
u32 val;
- que = ((struct ixl_queue *)oidp->oid_arg1);
- if (!que) return 0;
+ tx_que = ((struct ixl_tx_queue *)oidp->oid_arg1);
+ if (!tx_que) return 0;
- val = rd32(que->vsi->hw, que->txr.tail);
+ val = rd32(tx_que->vsi->hw, tx_que->txr.tail);
error = sysctl_handle_int(oidp, &val, 0, req);
if (error || !req->newptr)
return error;
@@ -2691,17 +1556,17 @@
* Retrieves I40E_QRX_TAIL value from hardware
* for a sysctl.
*/
-static int
+int
ixl_sysctl_qrx_tail_handler(SYSCTL_HANDLER_ARGS)
{
- struct ixl_queue *que;
+ struct ixl_rx_queue *rx_que;
int error;
u32 val;
- que = ((struct ixl_queue *)oidp->oid_arg1);
- if (!que) return 0;
+ rx_que = ((struct ixl_rx_queue *)oidp->oid_arg1);
+ if (!rx_que) return 0;
- val = rd32(que->vsi->hw, que->rxr.tail);
+ val = rd32(rx_que->vsi->hw, rx_que->rxr.tail);
error = sysctl_handle_int(oidp, &val, 0, req);
if (error || !req->newptr)
return error;
@@ -2780,22 +1645,21 @@
void
ixl_add_hw_stats(struct ixl_pf *pf)
{
- device_t dev = pf->dev;
struct ixl_vsi *vsi = &pf->vsi;
- struct ixl_queue *queues = vsi->queues;
+ device_t dev = iflib_get_dev(vsi->ctx);
struct i40e_hw_port_stats *pf_stats = &pf->stats;
struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(dev);
struct sysctl_oid *tree = device_get_sysctl_tree(dev);
struct sysctl_oid_list *child = SYSCTL_CHILDREN(tree);
- struct sysctl_oid_list *vsi_list;
-
+ struct sysctl_oid_list *vsi_list, *queue_list;
struct sysctl_oid *queue_node;
- struct sysctl_oid_list *queue_list;
+ char queue_namebuf[32];
+ struct ixl_rx_queue *rx_que;
+ struct ixl_tx_queue *tx_que;
struct tx_ring *txr;
struct rx_ring *rxr;
- char queue_namebuf[QUEUE_NAME_LEN];
/* Driver statistics */
SYSCTL_ADD_UQUAD(ctx, child, OID_AUTO, "watchdog_events",
@@ -2809,81 +1673,68 @@
vsi_list = SYSCTL_CHILDREN(pf->vsi.vsi_node);
/* Queue statistics */
- for (int q = 0; q < vsi->num_queues; q++) {
- snprintf(queue_namebuf, QUEUE_NAME_LEN, "que%d", q);
+ for (int q = 0; q < vsi->num_rx_queues; q++) {
+ snprintf(queue_namebuf, QUEUE_NAME_LEN, "rxq%02d", q);
queue_node = SYSCTL_ADD_NODE(ctx, vsi_list,
- OID_AUTO, queue_namebuf, CTLFLAG_RD, NULL, "Queue #");
+ OID_AUTO, queue_namebuf, CTLFLAG_RD, NULL, "RX Queue #");
queue_list = SYSCTL_CHILDREN(queue_node);
- txr = &(queues[q].txr);
- rxr = &(queues[q].rxr);
+ rx_que = &(vsi->rx_queues[q]);
+ rxr = &(rx_que->rxr);
- SYSCTL_ADD_UQUAD(ctx, queue_list, OID_AUTO, "mbuf_defrag_failed",
- CTLFLAG_RD, &(queues[q].mbuf_defrag_failed),
- "m_defrag() failed");
+
SYSCTL_ADD_UQUAD(ctx, queue_list, OID_AUTO, "irqs",
- CTLFLAG_RD, &(queues[q].irqs),
- "irqs on this queue");
- SYSCTL_ADD_UQUAD(ctx, queue_list, OID_AUTO, "tso_tx",
- CTLFLAG_RD, &(queues[q].tso),
- "TSO");
- SYSCTL_ADD_UQUAD(ctx, queue_list, OID_AUTO, "tx_dmamap_failed",
- CTLFLAG_RD, &(queues[q].tx_dmamap_failed),
- "Driver tx dma failure in xmit");
- SYSCTL_ADD_UQUAD(ctx, queue_list, OID_AUTO, "mss_too_small",
- CTLFLAG_RD, &(queues[q].mss_too_small),
- "TSO sends with an MSS less than 64");
- SYSCTL_ADD_UQUAD(ctx, queue_list, OID_AUTO, "no_desc_avail",
- CTLFLAG_RD, &(txr->no_desc),
- "Queue No Descriptor Available");
- SYSCTL_ADD_UQUAD(ctx, queue_list, OID_AUTO, "tx_packets",
- CTLFLAG_RD, &(txr->total_packets),
- "Queue Packets Transmitted");
- SYSCTL_ADD_UQUAD(ctx, queue_list, OID_AUTO, "tx_bytes",
- CTLFLAG_RD, &(txr->tx_bytes),
- "Queue Bytes Transmitted");
- SYSCTL_ADD_UQUAD(ctx, queue_list, OID_AUTO, "rx_packets",
+ CTLFLAG_RD, &(rx_que->irqs),
+ "irqs on this queue (both Tx and Rx)");
+
+ SYSCTL_ADD_UQUAD(ctx, queue_list, OID_AUTO, "packets",
CTLFLAG_RD, &(rxr->rx_packets),
"Queue Packets Received");
- SYSCTL_ADD_UQUAD(ctx, queue_list, OID_AUTO, "rx_bytes",
+ SYSCTL_ADD_UQUAD(ctx, queue_list, OID_AUTO, "bytes",
CTLFLAG_RD, &(rxr->rx_bytes),
"Queue Bytes Received");
- SYSCTL_ADD_UQUAD(ctx, queue_list, OID_AUTO, "rx_desc_err",
+ SYSCTL_ADD_UQUAD(ctx, queue_list, OID_AUTO, "desc_err",
CTLFLAG_RD, &(rxr->desc_errs),
"Queue Rx Descriptor Errors");
- SYSCTL_ADD_UINT(ctx, queue_list, OID_AUTO, "rx_itr",
+ SYSCTL_ADD_UINT(ctx, queue_list, OID_AUTO, "itr",
CTLFLAG_RD, &(rxr->itr), 0,
"Queue Rx ITR Interval");
- SYSCTL_ADD_UINT(ctx, queue_list, OID_AUTO, "tx_itr",
- CTLFLAG_RD, &(txr->itr), 0,
- "Queue Tx ITR Interval");
#ifdef IXL_DEBUG
- SYSCTL_ADD_INT(ctx, queue_list, OID_AUTO, "txr_watchdog",
- CTLFLAG_RD, &(txr->watchdog_timer), 0,
- "Ticks before watchdog timer causes interface reinit");
- SYSCTL_ADD_U16(ctx, queue_list, OID_AUTO, "tx_next_avail",
- CTLFLAG_RD, &(txr->next_avail), 0,
- "Next TX descriptor to be used");
- SYSCTL_ADD_U16(ctx, queue_list, OID_AUTO, "tx_next_to_clean",
- CTLFLAG_RD, &(txr->next_to_clean), 0,
- "Next TX descriptor to be cleaned");
- SYSCTL_ADD_UQUAD(ctx, queue_list, OID_AUTO, "rx_not_done",
- CTLFLAG_RD, &(rxr->not_done),
- "Queue Rx Descriptors not Done");
- SYSCTL_ADD_UINT(ctx, queue_list, OID_AUTO, "rx_next_refresh",
- CTLFLAG_RD, &(rxr->next_refresh), 0,
- "Queue Rx Descriptors not Done");
- SYSCTL_ADD_UINT(ctx, queue_list, OID_AUTO, "rx_next_check",
- CTLFLAG_RD, &(rxr->next_check), 0,
- "Queue Rx Descriptors not Done");
SYSCTL_ADD_PROC(ctx, queue_list, OID_AUTO, "qrx_tail",
- CTLTYPE_UINT | CTLFLAG_RD, &queues[q],
- sizeof(struct ixl_queue),
+ CTLTYPE_UINT | CTLFLAG_RD, rx_que,
+ sizeof(struct ixl_rx_queue),
ixl_sysctl_qrx_tail_handler, "IU",
"Queue Receive Descriptor Tail");
+#endif
+ }
+ for (int q = 0; q < vsi->num_tx_queues; q++) {
+ snprintf(queue_namebuf, QUEUE_NAME_LEN, "txq%02d", q);
+ queue_node = SYSCTL_ADD_NODE(ctx, vsi_list,
+ OID_AUTO, queue_namebuf, CTLFLAG_RD, NULL, "TX Queue #");
+ queue_list = SYSCTL_CHILDREN(queue_node);
+
+ tx_que = &(vsi->tx_queues[q]);
+ txr = &(tx_que->txr);
+
+ SYSCTL_ADD_UQUAD(ctx, queue_list, OID_AUTO, "tso",
+ CTLFLAG_RD, &(tx_que->tso),
+ "TSO");
+ SYSCTL_ADD_UQUAD(ctx, queue_list, OID_AUTO, "mss_too_small",
+ CTLFLAG_RD, &(txr->mss_too_small),
+ "TSO sends with an MSS less than 64");
+ SYSCTL_ADD_UQUAD(ctx, queue_list, OID_AUTO, "packets",
+ CTLFLAG_RD, &(txr->tx_packets),
+ "Queue Packets Transmitted");
+ SYSCTL_ADD_UQUAD(ctx, queue_list, OID_AUTO, "bytes",
+ CTLFLAG_RD, &(txr->tx_bytes),
+ "Queue Bytes Transmitted");
+ SYSCTL_ADD_UINT(ctx, queue_list, OID_AUTO, "itr",
+ CTLFLAG_RD, &(txr->itr), 0,
+ "Queue Tx ITR Interval");
+#ifdef IXL_DEBUG
SYSCTL_ADD_PROC(ctx, queue_list, OID_AUTO, "qtx_tail",
- CTLTYPE_UINT | CTLFLAG_RD, &queues[q],
- sizeof(struct ixl_queue),
+ CTLTYPE_UINT | CTLFLAG_RD, tx_que,
+ sizeof(struct ixl_tx_queue),
ixl_sysctl_qtx_tail_handler, "IU",
"Queue Transmit Descriptor Tail");
#endif
@@ -3063,8 +1914,8 @@
ixl_set_rss_hlut(struct ixl_pf *pf)
{
struct i40e_hw *hw = &pf->hw;
- device_t dev = pf->dev;
struct ixl_vsi *vsi = &pf->vsi;
+ device_t dev = iflib_get_dev(vsi->ctx);
int i, que_id;
int lut_entry_width;
u32 lut = 0;
@@ -3082,9 +1933,9 @@
* num_queues.)
*/
que_id = rss_get_indirection_to_bucket(i);
- que_id = que_id % vsi->num_queues;
+ que_id = que_id % vsi->num_rx_queues;
#else
- que_id = i % vsi->num_queues;
+ que_id = i % vsi->num_rx_queues;
#endif
lut = (que_id & ((0x1 << lut_entry_width) - 1));
hlut_buf[i] = lut;
@@ -3114,56 +1965,6 @@
}
/*
-** This routine is run via an vlan config EVENT,
-** it enables us to use the HW Filter table since
-** we can get the vlan id. This just creates the
-** entry in the soft version of the VFTA, init will
-** repopulate the real table.
-*/
-void
-ixl_register_vlan(void *arg, struct ifnet *ifp, u16 vtag)
-{
- struct ixl_vsi *vsi = ifp->if_softc;
- struct i40e_hw *hw = vsi->hw;
- struct ixl_pf *pf = (struct ixl_pf *)vsi->back;
-
- if (ifp->if_softc != arg) /* Not our event */
- return;
-
- if ((vtag == 0) || (vtag > 4095)) /* Invalid */
- return;
-
- IXL_PF_LOCK(pf);
- ++vsi->num_vlans;
- ixl_add_filter(vsi, hw->mac.addr, vtag);
- IXL_PF_UNLOCK(pf);
-}
-
-/*
-** This routine is run via an vlan
-** unconfig EVENT, remove our entry
-** in the soft vfta.
-*/
-void
-ixl_unregister_vlan(void *arg, struct ifnet *ifp, u16 vtag)
-{
- struct ixl_vsi *vsi = ifp->if_softc;
- struct i40e_hw *hw = vsi->hw;
- struct ixl_pf *pf = (struct ixl_pf *)vsi->back;
-
- if (ifp->if_softc != arg)
- return;
-
- if ((vtag == 0) || (vtag > 4095)) /* Invalid */
- return;
-
- IXL_PF_LOCK(pf);
- --vsi->num_vlans;
- ixl_del_filter(vsi, hw->mac.addr, vtag);
- IXL_PF_UNLOCK(pf);
-}
-
-/*
** This routine updates vlan filters, called by init
** it scans the filter table and then updates the hw
** after a soft reset.
@@ -3196,10 +1997,33 @@
flags = IXL_FILTER_VLAN;
flags |= (IXL_FILTER_ADD | IXL_FILTER_USED);
ixl_add_hw_filters(vsi, flags, cnt);
- return;
}
/*
+ * In some firmware versions there is default MAC/VLAN filter
+ * configured which interferes with filters managed by driver.
+ * Make sure it's removed.
+ */
+static void
+ixl_del_default_hw_filters(struct ixl_vsi *vsi)
+{
+ struct i40e_aqc_remove_macvlan_element_data e;
+
+ bzero(&e, sizeof(e));
+ bcopy(vsi->hw->mac.perm_addr, e.mac_addr, ETHER_ADDR_LEN);
+ e.vlan_tag = 0;
+ e.flags = I40E_AQC_MACVLAN_DEL_PERFECT_MATCH;
+ i40e_aq_remove_macvlan(vsi->hw, vsi->seid, &e, 1, NULL);
+
+ bzero(&e, sizeof(e));
+ bcopy(vsi->hw->mac.perm_addr, e.mac_addr, ETHER_ADDR_LEN);
+ e.vlan_tag = 0;
+ e.flags = I40E_AQC_MACVLAN_DEL_PERFECT_MATCH |
+ I40E_AQC_MACVLAN_DEL_IGNORE_VLAN;
+ i40e_aq_remove_macvlan(vsi->hw, vsi->seid, &e, 1, NULL);
+}
+
+/*
** Initialize filter list and add filters that the hardware
** needs to know about.
**
@@ -3210,9 +2034,15 @@
{
struct ixl_pf *pf = (struct ixl_pf *)vsi->back;
- /* Add broadcast address */
- ixl_add_filter(vsi, ixl_bcast_addr, IXL_VLAN_ANY);
+ /* Initialize mac filter list for VSI */
+ SLIST_INIT(&vsi->ftl);
+ /* Receive broadcast Ethernet frames */
+ i40e_aq_set_vsi_broadcast(&pf->hw, vsi->seid, TRUE, NULL);
+
+ ixl_del_default_hw_filters(vsi);
+
+ ixl_add_filter(vsi, vsi->hw->mac.addr, IXL_VLAN_ANY);
/*
* Prevent Tx flow control frames from being sent out by
* non-firmware transmitters.
@@ -3235,15 +2065,11 @@
if (f != NULL)
return;
- f = ixl_get_filter(vsi);
- if (f == NULL) {
+ f = ixl_new_filter(vsi, macaddr, IXL_VLAN_ANY);
+ if (f != NULL)
+ f->flags |= IXL_FILTER_MC;
+ else
printf("WARNING: no filter available!!\n");
- return;
- }
- bcopy(macaddr, f->macaddr, ETHER_ADDR_LEN);
- f->vlan = IXL_VLAN_ANY;
- f->flags |= (IXL_FILTER_ADD | IXL_FILTER_USED
- | IXL_FILTER_MC);
return;
}
@@ -3286,14 +2112,11 @@
}
}
- f = ixl_get_filter(vsi);
+ f = ixl_new_filter(vsi, macaddr, vlan);
if (f == NULL) {
device_printf(dev, "WARNING: no filter available!!\n");
return;
}
- bcopy(macaddr, f->macaddr, ETHER_ADDR_LEN);
- f->vlan = vlan;
- f->flags |= (IXL_FILTER_ADD | IXL_FILTER_USED);
if (f->vlan != IXL_VLAN_ANY)
f->flags |= IXL_FILTER_VLAN;
else
@@ -3314,7 +2137,8 @@
f->flags |= IXL_FILTER_DEL;
ixl_del_hw_filters(vsi, 1);
- vsi->num_macs--;
+ if (f->vlan == IXL_VLAN_ANY && (f->flags & IXL_FILTER_VLAN) != 0)
+ vsi->num_macs--;
/* Check if this is the last vlan removal */
if (vlan != IXL_VLAN_ANY && vsi->num_vlans == 0) {
@@ -3332,20 +2156,15 @@
ixl_find_filter(struct ixl_vsi *vsi, const u8 *macaddr, s16 vlan)
{
struct ixl_mac_filter *f;
- bool match = FALSE;
SLIST_FOREACH(f, &vsi->ftl, next) {
- if (!cmp_etheraddr(f->macaddr, macaddr))
- continue;
- if (f->vlan == vlan) {
- match = TRUE;
- break;
+ if ((cmp_etheraddr(f->macaddr, macaddr) != 0)
+ && (f->vlan == vlan)) {
+ return (f);
}
}
- if (!match)
- f = NULL;
- return (f);
+ return (NULL);
}
/*
@@ -3361,12 +2180,14 @@
struct ixl_pf *pf;
struct i40e_hw *hw;
device_t dev;
- int err, j = 0;
+ enum i40e_status_code status;
+ int j = 0;
+ MPASS(cnt > 0);
+
pf = vsi->back;
- dev = pf->dev;
+ dev = iflib_get_dev(vsi->ctx);
hw = &pf->hw;
- IXL_PF_LOCK_ASSERT(pf);
a = malloc(sizeof(struct i40e_aqc_add_macvlan_element_data) * cnt,
M_DEVBUF, M_NOWAIT | M_ZERO);
@@ -3399,10 +2220,11 @@
break;
}
if (j > 0) {
- err = i40e_aq_add_macvlan(hw, vsi->seid, a, j, NULL);
- if (err)
- device_printf(dev, "aq_add_macvlan err %d, "
- "aq_error %d\n", err, hw->aq.asq_last_status);
+ status = i40e_aq_add_macvlan(hw, vsi->seid, a, j, NULL);
+ if (status)
+ device_printf(dev, "i40e_aq_add_macvlan status %s, "
+ "error %s\n", i40e_stat_str(hw, status),
+ i40e_aq_str(hw, hw->aq.asq_last_status));
else
vsi->hw_filters_add += j;
}
@@ -3423,18 +2245,17 @@
struct i40e_hw *hw;
device_t dev;
struct ixl_mac_filter *f, *f_temp;
- int err, j = 0;
+ enum i40e_status_code status;
+ int j = 0;
- DEBUGOUT("ixl_del_hw_filters: begin\n");
-
pf = vsi->back;
hw = &pf->hw;
- dev = pf->dev;
+ dev = iflib_get_dev(vsi->ctx);
d = malloc(sizeof(struct i40e_aqc_remove_macvlan_element_data) * cnt,
M_DEVBUF, M_NOWAIT | M_ZERO);
if (d == NULL) {
- printf("del hw filter failed to get memory\n");
+ device_printf(dev, "%s: failed to get memory\n", __func__);
return;
}
@@ -3458,21 +2279,19 @@
break;
}
if (j > 0) {
- err = i40e_aq_remove_macvlan(hw, vsi->seid, d, j, NULL);
- if (err && hw->aq.asq_last_status != I40E_AQ_RC_ENOENT) {
+ status = i40e_aq_remove_macvlan(hw, vsi->seid, d, j, NULL);
+ if (status) {
int sc = 0;
for (int i = 0; i < j; i++)
sc += (!d[i].error_code);
vsi->hw_filters_del += sc;
device_printf(dev,
- "Failed to remove %d/%d filters, aq error %d\n",
- j - sc, j, hw->aq.asq_last_status);
+ "Failed to remove %d/%d filters, error %s\n",
+ j - sc, j, i40e_aq_str(hw, hw->aq.asq_last_status));
} else
vsi->hw_filters_del += j;
}
free(d, M_DEVBUF);
-
- DEBUGOUT("ixl_del_hw_filters: end\n");
return;
}
@@ -3566,12 +2385,12 @@
struct ixl_pf *pf = vsi->back;
int error = 0;
- for (int i = 0; i < vsi->num_queues; i++) {
- error = ixl_enable_ring(pf, &pf->qtag, i);
- if (error)
- return (error);
- }
+ for (int i = 0; i < vsi->num_tx_queues; i++)
+ error = ixl_enable_tx_ring(pf, &pf->qtag, i);
+ for (int i = 0; i < vsi->num_rx_queues; i++)
+ error = ixl_enable_rx_ring(pf, &pf->qtag, i);
+
return (error);
}
@@ -3662,12 +2481,12 @@
struct ixl_pf *pf = vsi->back;
int error = 0;
- for (int i = 0; i < vsi->num_queues; i++) {
- error = ixl_disable_ring(pf, &pf->qtag, i);
- if (error)
- return (error);
- }
+ for (int i = 0; i < vsi->num_tx_queues; i++)
+ error = ixl_disable_tx_ring(pf, &pf->qtag, i);
+ for (int i = 0; i < vsi->num_rx_queues; i++)
+ error = ixl_disable_rx_ring(pf, &pf->qtag, i);
+
return (error);
}
@@ -3682,8 +2501,10 @@
{
struct i40e_hw *hw = &pf->hw;
device_t dev = pf->dev;
+ struct ixl_vf *vf;
bool mdd_detected = false;
bool pf_mdd_detected = false;
+ bool vf_mdd_detected = false;
u32 reg;
/* find what triggered the MDD event */
@@ -3735,6 +2556,39 @@
}
}
+ if (pf_mdd_detected) {
+ atomic_set_32(&pf->state, IXL_PF_STATE_PF_RESET_REQ);
+ goto end;
+ }
+
+ // Handle VF detection
+ for (int i = 0; i < pf->num_vfs && mdd_detected; i++) {
+ vf = &(pf->vfs[i]);
+ reg = rd32(hw, I40E_VP_MDET_TX(i));
+ if (reg & I40E_VP_MDET_TX_VALID_MASK) {
+ wr32(hw, I40E_VP_MDET_TX(i), 0xFFFF);
+ vf->num_mdd_events++;
+ device_printf(dev, "MDD TX event is for VF %d\n", i);
+ vf_mdd_detected = true;
+ }
+
+ reg = rd32(hw, I40E_VP_MDET_RX(i));
+ if (reg & I40E_VP_MDET_RX_VALID_MASK) {
+ wr32(hw, I40E_VP_MDET_RX(i), 0xFFFF);
+ vf->num_mdd_events++;
+ device_printf(dev, "MDD RX event is for VF %d\n", i);
+ vf_mdd_detected = true;
+ }
+
+ // TODO: Disable VF if there are too many MDD events from it
+ }
+
+ if (vf_mdd_detected)
+ atomic_set_32(&pf->state, IXL_PF_STATE_VF_RESET_REQ);
+
+end:
+ atomic_clear_32(&pf->state, IXL_PF_STATE_MDD_PENDING);
+
/* re-enable mdd interrupt cause */
reg = rd32(hw, I40E_PFINT_ICR0_ENA);
reg |= I40E_PFINT_ICR0_ENA_MAL_DETECT_MASK;
@@ -3742,16 +2596,17 @@
ixl_flush(hw);
}
+/* This only enables HW interrupts for the RX queues */
void
ixl_enable_intr(struct ixl_vsi *vsi)
{
- struct ixl_pf *pf = (struct ixl_pf *)vsi->back;
struct i40e_hw *hw = vsi->hw;
- struct ixl_queue *que = vsi->queues;
+ struct ixl_rx_queue *que = vsi->rx_queues;
- if (pf->msix > 1) {
- for (int i = 0; i < vsi->num_queues; i++, que++)
- ixl_enable_queue(hw, que->me);
+ // TODO: Check iflib interrupt mode instead?
+ if (vsi->shared->isc_intr == IFLIB_INTR_MSIX) {
+ for (int i = 0; i < vsi->num_rx_queues; i++, que++)
+ ixl_enable_queue(hw, que->rxr.me);
} else
ixl_enable_intr0(hw);
}
@@ -3760,10 +2615,10 @@
ixl_disable_rings_intr(struct ixl_vsi *vsi)
{
struct i40e_hw *hw = vsi->hw;
- struct ixl_queue *que = vsi->queues;
+ struct ixl_rx_queue *que = vsi->rx_queues;
- for (int i = 0; i < vsi->num_queues; i++, que++)
- ixl_disable_queue(hw, que->me);
+ for (int i = 0; i < vsi->num_rx_queues; i++, que++)
+ ixl_disable_queue(hw, que->rxr.me);
}
void
@@ -3988,39 +2843,22 @@
ixl_prepare_for_reset(struct ixl_pf *pf, bool is_up)
{
struct i40e_hw *hw = &pf->hw;
- struct ixl_vsi *vsi = &pf->vsi;
device_t dev = pf->dev;
int error = 0;
- /* Teardown */
- if (is_up)
- ixl_stop(pf);
-
- ixl_teardown_queue_msix(vsi);
-
error = i40e_shutdown_lan_hmc(hw);
if (error)
device_printf(dev,
"Shutdown LAN HMC failed with code %d\n", error);
ixl_disable_intr0(hw);
- ixl_teardown_adminq_msix(pf);
error = i40e_shutdown_adminq(hw);
if (error)
device_printf(dev,
"Shutdown Admin queue failed with code %d\n", error);
- callout_drain(&pf->timer);
-
- /* Free ring buffers, locks and filters */
- ixl_vsi_free_queues(vsi);
-
- /* Free VSI filter list */
- ixl_free_mac_filters(vsi);
-
ixl_pf_qmgr_release(&pf->qmgr, &pf->qtag);
-
return (error);
}
@@ -4071,16 +2909,13 @@
}
/* reserve a contiguous allocation for the PF's VSI */
- error = ixl_pf_qmgr_alloc_contiguous(&pf->qmgr, vsi->num_queues, &pf->qtag);
+ error = ixl_pf_qmgr_alloc_contiguous(&pf->qmgr, vsi->num_tx_queues, &pf->qtag);
if (error) {
device_printf(dev, "Failed to reserve queues for PF LAN VSI, error %d\n",
error);
/* TODO: error handling */
}
- device_printf(dev, "Allocating %d queues for PF LAN VSI; %d queues active\n",
- pf->qtag.num_allocated, pf->qtag.num_active);
-
error = ixl_switch_config(pf);
if (error) {
device_printf(dev, "ixl_rebuild_hw_structs_after_reset: ixl_switch_config() failed: %d\n",
@@ -4088,38 +2923,9 @@
goto ixl_rebuild_hw_structs_after_reset_err;
}
- if (ixl_vsi_setup_queues(vsi)) {
- device_printf(dev, "setup queues failed!\n");
- error = ENOMEM;
- goto ixl_rebuild_hw_structs_after_reset_err;
- }
+ /* Remove default filters reinstalled by FW on reset */
+ ixl_del_default_hw_filters(vsi);
- if (pf->msix > 1) {
- error = ixl_setup_adminq_msix(pf);
- if (error) {
- device_printf(dev, "ixl_setup_adminq_msix() error: %d\n",
- error);
- goto ixl_rebuild_hw_structs_after_reset_err;
- }
-
- ixl_configure_intr0_msix(pf);
- ixl_enable_intr0(hw);
-
- error = ixl_setup_queue_msix(vsi);
- if (error) {
- device_printf(dev, "ixl_setup_queue_msix() error: %d\n",
- error);
- goto ixl_rebuild_hw_structs_after_reset_err;
- }
- } else {
- error = ixl_setup_legacy(pf);
- if (error) {
- device_printf(dev, "ixl_setup_legacy() error: %d\n",
- error);
- goto ixl_rebuild_hw_structs_after_reset_err;
- }
- }
-
/* Determine link state */
if (ixl_attach_get_link_status(pf)) {
error = EINVAL;
@@ -4129,8 +2935,11 @@
i40e_aq_set_dcb_parameters(hw, TRUE, NULL);
ixl_get_fw_lldp_status(pf);
- if (is_up)
- ixl_init(pf);
+ /* Keep admin queue interrupts active while driver is loaded */
+ if (vsi->shared->isc_intr == IFLIB_INTR_MSIX) {
+ ixl_configure_intr0_msix(pf);
+ ixl_enable_intr0(hw);
+ }
device_printf(dev, "Rebuilding driver state done.\n");
return (0);
@@ -4161,83 +2970,13 @@
break;
}
ixl_dbg(pf, IXL_DBG_INFO,
- "EMPR reset wait count: %d\n", count);
+ "Reset wait count: %d\n", count);
ixl_rebuild_hw_structs_after_reset(pf, is_up);
- atomic_clear_int(&pf->state, IXL_PF_STATE_EMPR_RESETTING);
+ atomic_clear_int(&pf->state, IXL_PF_STATE_ADAPTER_RESETTING);
}
-/*
-** Tasklet handler for MSIX Adminq interrupts
-** - do outside interrupt since it might sleep
-*/
-void
-ixl_do_adminq(void *context, int pending)
-{
- struct ixl_pf *pf = context;
- struct i40e_hw *hw = &pf->hw;
- struct i40e_arq_event_info event;
- i40e_status ret;
- device_t dev = pf->dev;
- u32 loop = 0;
- u16 opcode, result;
-
- if (pf->state & IXL_PF_STATE_EMPR_RESETTING) {
- /* Flag cleared at end of this function */
- ixl_handle_empr_reset(pf);
- return;
- }
-
- /* Admin Queue handling */
- event.buf_len = IXL_AQ_BUF_SZ;
- event.msg_buf = malloc(event.buf_len,
- M_DEVBUF, M_NOWAIT | M_ZERO);
- if (!event.msg_buf) {
- device_printf(dev, "%s: Unable to allocate memory for Admin"
- " Queue event!\n", __func__);
- return;
- }
-
- IXL_PF_LOCK(pf);
- /* clean and process any events */
- do {
- ret = i40e_clean_arq_element(hw, &event, &result);
- if (ret)
- break;
- opcode = LE16_TO_CPU(event.desc.opcode);
- ixl_dbg(pf, IXL_DBG_AQ,
- "Admin Queue event: %#06x\n", opcode);
- switch (opcode) {
- case i40e_aqc_opc_get_link_status:
- ixl_link_event(pf, &event);
- break;
- case i40e_aqc_opc_send_msg_to_pf:
-#ifdef PCI_IOV
- ixl_handle_vf_msg(pf, &event);
-#endif
- break;
- case i40e_aqc_opc_event_lan_overflow:
- default:
- break;
- }
-
- } while (result && (loop++ < IXL_ADM_LIMIT));
-
- free(event.msg_buf, M_DEVBUF);
-
- /*
- * If there are still messages to process, reschedule ourselves.
- * Otherwise, re-enable our interrupt.
- */
- if (result > 0)
- taskqueue_enqueue(pf->tq, &pf->adminq);
- else
- ixl_enable_intr0(hw);
-
- IXL_PF_UNLOCK(pf);
-}
-
/**
* Update VSI-specific ethernet statistics counters.
**/
@@ -4317,8 +3056,6 @@
ixl_update_eth_stats(vsi);
tx_discards = es->tx_discards + nsd->tx_dropped_link_down;
- for (int i = 0; i < vsi->num_queues; i++)
- tx_discards += vsi->queues[i].txr.br->br_drops;
/* Update ifnet stats */
IXL_SET_IPACKETS(vsi, es->rx_unicast +
@@ -4476,14 +3213,6 @@
OID_AUTO, "dynamic_tx_itr", CTLFLAG_RW,
&pf->dynamic_tx_itr, 0, "Enable dynamic TX ITR");
- SYSCTL_ADD_INT(ctx, ctx_list,
- OID_AUTO, "tx_ring_size", CTLFLAG_RD,
- &pf->vsi.num_tx_desc, 0, "TX ring size");
-
- SYSCTL_ADD_INT(ctx, ctx_list,
- OID_AUTO, "rx_ring_size", CTLFLAG_RD,
- &pf->vsi.num_rx_desc, 0, "RX ring size");
-
/* Add FEC sysctls for 25G adapters */
if (i40e_is_25G_device(hw->device_id)) {
fec_node = SYSCTL_ADD_NODE(ctx, ctx_list,
@@ -4527,7 +3256,7 @@
SYSCTL_ADD_UINT(ctx, debug_list,
OID_AUTO, "core_debug_mask", CTLFLAG_RW,
- &pf->dbg_mask, 0, "Non-hared code debug message level");
+ &pf->dbg_mask, 0, "Non-shared code debug message level");
SYSCTL_ADD_PROC(ctx, debug_list,
OID_AUTO, "link_status", CTLTYPE_STRING | CTLFLAG_RD,
@@ -4569,14 +3298,39 @@
OID_AUTO, "dump_debug_data", CTLTYPE_STRING | CTLFLAG_RD,
pf, 0, ixl_sysctl_dump_debug_data, "A", "Dump Debug Data from FW");
+ SYSCTL_ADD_PROC(ctx, debug_list,
+ OID_AUTO, "do_pf_reset", CTLTYPE_INT | CTLFLAG_WR,
+ pf, 0, ixl_sysctl_do_pf_reset, "I", "Tell HW to initiate a PF reset");
+
+ SYSCTL_ADD_PROC(ctx, debug_list,
+ OID_AUTO, "do_core_reset", CTLTYPE_INT | CTLFLAG_WR,
+ pf, 0, ixl_sysctl_do_core_reset, "I", "Tell HW to initiate a CORE reset");
+
+ SYSCTL_ADD_PROC(ctx, debug_list,
+ OID_AUTO, "do_global_reset", CTLTYPE_INT | CTLFLAG_WR,
+ pf, 0, ixl_sysctl_do_global_reset, "I", "Tell HW to initiate a GLOBAL reset");
+
+ SYSCTL_ADD_PROC(ctx, debug_list,
+ OID_AUTO, "do_emp_reset", CTLTYPE_INT | CTLFLAG_WR,
+ pf, 0, ixl_sysctl_do_emp_reset, "I",
+ "(This doesn't work) Tell HW to initiate a EMP (entire firmware) reset");
+
+ SYSCTL_ADD_PROC(ctx, debug_list,
+ OID_AUTO, "queue_interrupt_table", CTLTYPE_STRING | CTLFLAG_RD,
+ pf, 0, ixl_sysctl_queue_interrupt_table, "A", "View MSI-X indices for TX/RX queues");
+
if (pf->has_i2c) {
SYSCTL_ADD_PROC(ctx, debug_list,
OID_AUTO, "read_i2c_byte", CTLTYPE_INT | CTLFLAG_RW,
- pf, 0, ixl_sysctl_read_i2c_byte, "I", "Read byte from I2C bus");
+ pf, 0, ixl_sysctl_read_i2c_byte, "I", IXL_SYSCTL_HELP_READ_I2C);
SYSCTL_ADD_PROC(ctx, debug_list,
OID_AUTO, "write_i2c_byte", CTLTYPE_INT | CTLFLAG_RW,
- pf, 0, ixl_sysctl_write_i2c_byte, "I", "Write byte to I2C bus");
+ pf, 0, ixl_sysctl_write_i2c_byte, "I", IXL_SYSCTL_HELP_WRITE_I2C);
+
+ SYSCTL_ADD_PROC(ctx, debug_list,
+ OID_AUTO, "read_i2c_diag_data", CTLTYPE_STRING | CTLFLAG_RD,
+ pf, 0, ixl_sysctl_read_i2c_diag_data, "A", "Dump selected diagnostic data from FW");
}
#ifdef PCI_IOV
@@ -4596,9 +3350,9 @@
struct ixl_pf *pf = (struct ixl_pf *)arg1;
int queues;
- IXL_PF_LOCK(pf);
+ //IXL_PF_LOCK(pf);
queues = (int)ixl_pf_qmgr_get_num_free(&pf->qmgr);
- IXL_PF_UNLOCK(pf);
+ //IXL_PF_UNLOCK(pf);
return sysctl_handle_int(oidp, NULL, queues, req);
}
@@ -4642,11 +3396,6 @@
}
pf->fc = requested_fc;
- /* Get new link state */
- i40e_msec_delay(250);
- hw->phy.get_link_info = TRUE;
- i40e_get_link_status(hw, &pf->link_up);
-
return (0);
}
@@ -4856,29 +3605,6 @@
}
/*
- * Input: bitmap of enum i40e_aq_link_speed
- */
-static u64
-ixl_max_aq_speed_to_value(u8 link_speeds)
-{
- if (link_speeds & I40E_LINK_SPEED_40GB)
- return IF_Gbps(40);
- if (link_speeds & I40E_LINK_SPEED_25GB)
- return IF_Gbps(25);
- if (link_speeds & I40E_LINK_SPEED_20GB)
- return IF_Gbps(20);
- if (link_speeds & I40E_LINK_SPEED_10GB)
- return IF_Gbps(10);
- if (link_speeds & I40E_LINK_SPEED_1GB)
- return IF_Gbps(1);
- if (link_speeds & I40E_LINK_SPEED_100MB)
- return IF_Mbps(100);
- else
- /* Minimum supported link speed */
- return IF_Mbps(100);
-}
-
-/*
** Get the width and transaction speed of
** the bus this adapter is plugged into.
*/
@@ -4960,7 +3686,7 @@
// device_printf(dev, "- Get Driver Status Command\n");
}
else if (nvma->command == I40E_NVM_READ) {
-
+
}
else {
switch (nvma->command) {
@@ -5010,19 +3736,20 @@
if (pf->dbg_mask & IXL_DBG_NVMUPD)
ixl_print_nvm_cmd(dev, nvma);
- if (pf->state & IXL_PF_STATE_EMPR_RESETTING) {
+ if (pf->state & IXL_PF_STATE_ADAPTER_RESETTING) {
int count = 0;
while (count++ < 100) {
i40e_msec_delay(100);
- if (!(pf->state & IXL_PF_STATE_EMPR_RESETTING))
+ if (!(pf->state & IXL_PF_STATE_ADAPTER_RESETTING))
break;
}
}
- if (!(pf->state & IXL_PF_STATE_EMPR_RESETTING)) {
- IXL_PF_LOCK(pf);
+ if (!(pf->state & IXL_PF_STATE_ADAPTER_RESETTING)) {
+ // TODO: Might need a different lock here
+ // IXL_PF_LOCK(pf);
status = i40e_nvmupd_command(hw, nvma, nvma->data, &perrno);
- IXL_PF_UNLOCK(pf);
+ // IXL_PF_UNLOCK(pf);
} else {
perrno = -EBUSY;
}
@@ -5042,390 +3769,7 @@
return (perrno);
}
-/*********************************************************************
- *
- * Media Ioctl callback
- *
- * This routine is called whenever the user queries the status of
- * the interface using ifconfig.
- *
- * When adding new media types here, make sure to add them to
- * ixl_add_ifmedia(), too.
- *
- **********************************************************************/
-void
-ixl_media_status(struct ifnet * ifp, struct ifmediareq * ifmr)
-{
- struct ixl_vsi *vsi = ifp->if_softc;
- struct ixl_pf *pf = vsi->back;
- struct i40e_hw *hw = &pf->hw;
-
- INIT_DEBUGOUT("ixl_media_status: begin");
-
- /* Don't touch PF during reset */
- if (atomic_load_acq_int(&pf->state) & IXL_PF_STATE_EMPR_RESETTING)
- return;
-
- IXL_PF_LOCK(pf);
-
- i40e_get_link_status(hw, &pf->link_up);
- ixl_update_link_status(pf);
-
- ifmr->ifm_status = IFM_AVALID;
- ifmr->ifm_active = IFM_ETHER;
-
- if (!pf->link_up) {
- IXL_PF_UNLOCK(pf);
- return;
- }
-
- ifmr->ifm_status |= IFM_ACTIVE;
-
- /* Hardware always does full-duplex */
- ifmr->ifm_active |= IFM_FDX;
-
- switch (hw->phy.link_info.phy_type) {
- /* 100 M */
- case I40E_PHY_TYPE_100BASE_TX:
- ifmr->ifm_active |= IFM_100_TX;
- break;
- /* 1 G */
- case I40E_PHY_TYPE_1000BASE_T:
- ifmr->ifm_active |= IFM_1000_T;
- break;
- case I40E_PHY_TYPE_1000BASE_SX:
- ifmr->ifm_active |= IFM_1000_SX;
- break;
- case I40E_PHY_TYPE_1000BASE_LX:
- ifmr->ifm_active |= IFM_1000_LX;
- break;
- case I40E_PHY_TYPE_1000BASE_T_OPTICAL:
- ifmr->ifm_active |= IFM_1000_T;
- break;
- /* 10 G */
- case I40E_PHY_TYPE_10GBASE_SFPP_CU:
- ifmr->ifm_active |= IFM_10G_TWINAX;
- break;
- case I40E_PHY_TYPE_10GBASE_SR:
- ifmr->ifm_active |= IFM_10G_SR;
- break;
- case I40E_PHY_TYPE_10GBASE_LR:
- ifmr->ifm_active |= IFM_10G_LR;
- break;
- case I40E_PHY_TYPE_10GBASE_T:
- ifmr->ifm_active |= IFM_10G_T;
- break;
- case I40E_PHY_TYPE_XAUI:
- case I40E_PHY_TYPE_XFI:
- ifmr->ifm_active |= IFM_10G_TWINAX;
- break;
- case I40E_PHY_TYPE_10GBASE_AOC:
- ifmr->ifm_active |= IFM_10G_AOC;
- break;
- /* 25 G */
- case I40E_PHY_TYPE_25GBASE_KR:
- ifmr->ifm_active |= IFM_25G_KR;
- break;
- case I40E_PHY_TYPE_25GBASE_CR:
- ifmr->ifm_active |= IFM_25G_CR;
- break;
- case I40E_PHY_TYPE_25GBASE_SR:
- ifmr->ifm_active |= IFM_25G_SR;
- break;
- case I40E_PHY_TYPE_25GBASE_LR:
- ifmr->ifm_active |= IFM_25G_LR;
- break;
- case I40E_PHY_TYPE_25GBASE_AOC:
- ifmr->ifm_active |= IFM_25G_AOC;
- break;
- case I40E_PHY_TYPE_25GBASE_ACC:
- ifmr->ifm_active |= IFM_25G_ACC;
- break;
- /* 40 G */
- case I40E_PHY_TYPE_40GBASE_CR4:
- case I40E_PHY_TYPE_40GBASE_CR4_CU:
- ifmr->ifm_active |= IFM_40G_CR4;
- break;
- case I40E_PHY_TYPE_40GBASE_SR4:
- ifmr->ifm_active |= IFM_40G_SR4;
- break;
- case I40E_PHY_TYPE_40GBASE_LR4:
- ifmr->ifm_active |= IFM_40G_LR4;
- break;
- case I40E_PHY_TYPE_XLAUI:
- ifmr->ifm_active |= IFM_OTHER;
- break;
- case I40E_PHY_TYPE_1000BASE_KX:
- ifmr->ifm_active |= IFM_1000_KX;
- break;
- case I40E_PHY_TYPE_SGMII:
- ifmr->ifm_active |= IFM_1000_SGMII;
- break;
- /* ERJ: What's the difference between these? */
- case I40E_PHY_TYPE_10GBASE_CR1_CU:
- case I40E_PHY_TYPE_10GBASE_CR1:
- ifmr->ifm_active |= IFM_10G_CR1;
- break;
- case I40E_PHY_TYPE_10GBASE_KX4:
- ifmr->ifm_active |= IFM_10G_KX4;
- break;
- case I40E_PHY_TYPE_10GBASE_KR:
- ifmr->ifm_active |= IFM_10G_KR;
- break;
- case I40E_PHY_TYPE_SFI:
- ifmr->ifm_active |= IFM_10G_SFI;
- break;
- /* Our single 20G media type */
- case I40E_PHY_TYPE_20GBASE_KR2:
- ifmr->ifm_active |= IFM_20G_KR2;
- break;
- case I40E_PHY_TYPE_40GBASE_KR4:
- ifmr->ifm_active |= IFM_40G_KR4;
- break;
- case I40E_PHY_TYPE_XLPPI:
- case I40E_PHY_TYPE_40GBASE_AOC:
- ifmr->ifm_active |= IFM_40G_XLPPI;
- break;
- /* Unknown to driver */
- default:
- ifmr->ifm_active |= IFM_UNKNOWN;
- break;
- }
- /* Report flow control status as well */
- if (hw->phy.link_info.an_info & I40E_AQ_LINK_PAUSE_TX)
- ifmr->ifm_active |= IFM_ETH_TXPAUSE;
- if (hw->phy.link_info.an_info & I40E_AQ_LINK_PAUSE_RX)
- ifmr->ifm_active |= IFM_ETH_RXPAUSE;
-
- IXL_PF_UNLOCK(pf);
-}
-
-void
-ixl_init(void *arg)
-{
- struct ixl_pf *pf = arg;
-
- IXL_PF_LOCK(pf);
- ixl_init_locked(pf);
- IXL_PF_UNLOCK(pf);
-}
-
-/*
- * NOTE: Fortville does not support forcing media speeds. Instead,
- * use the set_advertise sysctl to set the speeds Fortville
- * will advertise or be allowed to operate at.
- */
int
-ixl_media_change(struct ifnet * ifp)
-{
- struct ixl_vsi *vsi = ifp->if_softc;
- struct ifmedia *ifm = &vsi->media;
-
- INIT_DEBUGOUT("ixl_media_change: begin");
-
- if (IFM_TYPE(ifm->ifm_media) != IFM_ETHER)
- return (EINVAL);
-
- if_printf(ifp, "Use 'advertise_speed' sysctl to change advertised speeds\n");
-
- return (ENODEV);
-}
-
-/*********************************************************************
- * Ioctl entry point
- *
- * ixl_ioctl is called when the user wants to configure the
- * interface.
- *
- * return 0 on success, positive on failure
- **********************************************************************/
-
-int
-ixl_ioctl(struct ifnet * ifp, u_long command, caddr_t data)
-{
- struct ixl_vsi *vsi = ifp->if_softc;
- struct ixl_pf *pf = vsi->back;
- struct ifreq *ifr = (struct ifreq *)data;
- struct ifdrv *ifd = (struct ifdrv *)data;
-#if defined(INET) || defined(INET6)
- struct ifaddr *ifa = (struct ifaddr *)data;
- bool avoid_reset = FALSE;
-#endif
- int error = 0;
-
- switch (command) {
-
- case SIOCSIFADDR:
- IOCTL_DEBUGOUT("ioctl: SIOCSIFADDR (Set Interface Address)");
-#ifdef INET
- if (ifa->ifa_addr->sa_family == AF_INET)
- avoid_reset = TRUE;
-#endif
-#ifdef INET6
- if (ifa->ifa_addr->sa_family == AF_INET6)
- avoid_reset = TRUE;
-#endif
-#if defined(INET) || defined(INET6)
- /*
- ** Calling init results in link renegotiation,
- ** so we avoid doing it when possible.
- */
- if (avoid_reset) {
- ifp->if_flags |= IFF_UP;
- if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
- ixl_init(pf);
-#ifdef INET
- if (!(ifp->if_flags & IFF_NOARP))
- arp_ifinit(ifp, ifa);
-#endif
- } else
- error = ether_ioctl(ifp, command, data);
- break;
-#endif
- case SIOCSIFMTU:
- IOCTL_DEBUGOUT("ioctl: SIOCSIFMTU (Set Interface MTU)");
- if (ifr->ifr_mtu > IXL_MAX_FRAME -
- ETHER_HDR_LEN - ETHER_CRC_LEN - ETHER_VLAN_ENCAP_LEN) {
- error = EINVAL;
- } else {
- IXL_PF_LOCK(pf);
- ifp->if_mtu = ifr->ifr_mtu;
- vsi->max_frame_size =
- ifp->if_mtu + ETHER_HDR_LEN + ETHER_CRC_LEN
- + ETHER_VLAN_ENCAP_LEN;
- if (ifp->if_drv_flags & IFF_DRV_RUNNING)
- ixl_init_locked(pf);
- IXL_PF_UNLOCK(pf);
- }
- break;
- case SIOCSIFFLAGS:
- IOCTL_DEBUGOUT("ioctl: SIOCSIFFLAGS (Set Interface Flags)");
- IXL_PF_LOCK(pf);
- if (ifp->if_flags & IFF_UP) {
- if ((ifp->if_drv_flags & IFF_DRV_RUNNING)) {
- if ((ifp->if_flags ^ pf->if_flags) &
- (IFF_PROMISC | IFF_ALLMULTI)) {
- ixl_set_promisc(vsi);
- }
- } else {
- IXL_PF_UNLOCK(pf);
- ixl_init(pf);
- IXL_PF_LOCK(pf);
- }
- } else {
- if (ifp->if_drv_flags & IFF_DRV_RUNNING) {
- ixl_stop_locked(pf);
- }
- }
- pf->if_flags = ifp->if_flags;
- IXL_PF_UNLOCK(pf);
- break;
- case SIOCSDRVSPEC:
- case SIOCGDRVSPEC:
- IOCTL_DEBUGOUT("ioctl: SIOCxDRVSPEC (Get/Set Driver-specific "
- "Info)\n");
-
- /* NVM update command */
- if (ifd->ifd_cmd == I40E_NVM_ACCESS)
- error = ixl_handle_nvmupd_cmd(pf, ifd);
- else
- error = EINVAL;
- break;
- case SIOCADDMULTI:
- IOCTL_DEBUGOUT("ioctl: SIOCADDMULTI");
- if (ifp->if_drv_flags & IFF_DRV_RUNNING) {
- IXL_PF_LOCK(pf);
- ixl_disable_rings_intr(vsi);
- ixl_add_multi(vsi);
- ixl_enable_intr(vsi);
- IXL_PF_UNLOCK(pf);
- }
- break;
- case SIOCDELMULTI:
- IOCTL_DEBUGOUT("ioctl: SIOCDELMULTI");
- if (ifp->if_drv_flags & IFF_DRV_RUNNING) {
- IXL_PF_LOCK(pf);
- ixl_disable_rings_intr(vsi);
- ixl_del_multi(vsi);
- ixl_enable_intr(vsi);
- IXL_PF_UNLOCK(pf);
- }
- break;
- case SIOCSIFMEDIA:
- case SIOCGIFMEDIA:
- case SIOCGIFXMEDIA:
- IOCTL_DEBUGOUT("ioctl: SIOCxIFMEDIA (Get/Set Interface Media)");
- error = ifmedia_ioctl(ifp, ifr, &vsi->media, command);
- break;
- case SIOCSIFCAP:
- {
- int mask = ifr->ifr_reqcap ^ ifp->if_capenable;
- IOCTL_DEBUGOUT("ioctl: SIOCSIFCAP (Set Capabilities)");
-
- ixl_cap_txcsum_tso(vsi, ifp, mask);
-
- if (mask & IFCAP_RXCSUM)
- ifp->if_capenable ^= IFCAP_RXCSUM;
- if (mask & IFCAP_RXCSUM_IPV6)
- ifp->if_capenable ^= IFCAP_RXCSUM_IPV6;
- if (mask & IFCAP_LRO)
- ifp->if_capenable ^= IFCAP_LRO;
- if (mask & IFCAP_VLAN_HWTAGGING)
- ifp->if_capenable ^= IFCAP_VLAN_HWTAGGING;
- if (mask & IFCAP_VLAN_HWFILTER)
- ifp->if_capenable ^= IFCAP_VLAN_HWFILTER;
- if (mask & IFCAP_VLAN_HWTSO)
- ifp->if_capenable ^= IFCAP_VLAN_HWTSO;
- if (ifp->if_drv_flags & IFF_DRV_RUNNING) {
- IXL_PF_LOCK(pf);
- ixl_init_locked(pf);
- IXL_PF_UNLOCK(pf);
- }
- VLAN_CAPABILITIES(ifp);
-
- break;
- }
-#if __FreeBSD_version >= 1003000
- case SIOCGI2C:
- {
- struct ifi2creq i2c;
- int i;
-
- IOCTL_DEBUGOUT("ioctl: SIOCGI2C (Get I2C Data)");
- if (!pf->has_i2c)
- return (ENOTTY);
-
- error = copyin(ifr_data_get_ptr(ifr), &i2c, sizeof(i2c));
- if (error != 0)
- break;
- if (i2c.dev_addr != 0xA0 && i2c.dev_addr != 0xA2) {
- error = EINVAL;
- break;
- }
- if (i2c.len > sizeof(i2c.data)) {
- error = EINVAL;
- break;
- }
-
- for (i = 0; i < i2c.len; i++)
- if (ixl_read_i2c_byte(pf, i2c.offset + i,
- i2c.dev_addr, &i2c.data[i]))
- return (EIO);
-
- error = copyout(&i2c, ifr_data_get_ptr(ifr), sizeof(i2c));
- break;
- }
-#endif
- default:
- IOCTL_DEBUGOUT("ioctl: UNKNOWN (0x%X)\n", (int)command);
- error = ether_ioctl(ifp, command, data);
- break;
- }
-
- return (error);
-}
-
-int
ixl_find_i2c_interface(struct ixl_pf *pf)
{
struct i40e_hw *hw = &pf->hw;
@@ -5499,6 +3843,7 @@
return (ext) ? ext_phy_types_str[bit_pos] : phy_types_str[bit_pos];
}
+/* TODO: ERJ: I don't this is necessary anymore. */
int
ixl_aq_get_link_status(struct ixl_pf *pf, struct i40e_aqc_get_link_status *link_status)
{
@@ -5567,7 +3912,7 @@
"Power : 0x%02x",
link_status.phy_type,
ixl_phy_type_string_ls(link_status.phy_type),
- link_status.link_speed,
+ link_status.link_speed,
link_status.link_info,
link_status.an_info,
link_status.ext_info,
@@ -5647,7 +3992,7 @@
"ModType E: %01x\n"
"FEC Cfg : %02x\n"
"Ext CC : %02x",
- abilities.link_speed,
+ abilities.link_speed,
abilities.abilities, abilities.eee_capability,
abilities.eeer_val, abilities.d3_lpan,
abilities.phy_id[0], abilities.phy_id[1],
@@ -5689,7 +4034,7 @@
}
buf_len = sizeof(char) * (entry_len + 1) * ftl_len + 2;
- buf = buf_i = malloc(buf_len, M_DEVBUF, M_NOWAIT);
+ buf = buf_i = malloc(buf_len, M_DEVBUF, M_WAITOK);
sprintf(buf_i++, "\n");
SLIST_FOREACH(f, &vsi->ftl, next) {
@@ -5723,12 +4068,13 @@
}
/*
- * Longest string length: 25
+ * Longest string length: 25
*/
char *
ixl_switch_res_type_string(u8 type)
{
- static char * ixl_switch_res_type_strings[0x14] = {
+ // TODO: This should be changed to static const
+ char * ixl_switch_res_type_strings[0x14] = {
"VEB",
"VSI",
"Perfect Match MAC address",
@@ -5823,9 +4169,6 @@
/*
** Caller must init and delete sbuf; this function will clear and
** finish it for caller.
-**
-** XXX: Cannot use the SEID for this, since there is no longer a
-** fixed mapping between SEID and element type.
*/
char *
ixl_switch_element_string(struct sbuf *s,
@@ -6135,6 +4478,52 @@
}
/*
+ * Read some diagnostic data from an SFP module
+ * Bytes 96-99, 102-105 from device address 0xA2
+ */
+static int
+ixl_sysctl_read_i2c_diag_data(SYSCTL_HANDLER_ARGS)
+{
+ struct ixl_pf *pf = (struct ixl_pf *)arg1;
+ device_t dev = pf->dev;
+ struct sbuf *sbuf;
+ int error = 0;
+ u8 output;
+
+ error = pf->read_i2c_byte(pf, 0, 0xA0, &output);
+ if (error) {
+ device_printf(dev, "Error reading from i2c\n");
+ return (error);
+ }
+ if (output != 0x3) {
+ device_printf(dev, "Module is not SFP/SFP+/SFP28 (%02X)\n", output);
+ return (EIO);
+ }
+
+ pf->read_i2c_byte(pf, 92, 0xA0, &output);
+ if (!(output & 0x60)) {
+ device_printf(dev, "Module doesn't support diagnostics: %02X\n", output);
+ return (EIO);
+ }
+
+ sbuf = sbuf_new_for_sysctl(NULL, NULL, 128, req);
+
+ for (u8 offset = 96; offset < 100; offset++) {
+ pf->read_i2c_byte(pf, offset, 0xA2, &output);
+ sbuf_printf(sbuf, "%02X ", output);
+ }
+ for (u8 offset = 102; offset < 106; offset++) {
+ pf->read_i2c_byte(pf, offset, 0xA2, &output);
+ sbuf_printf(sbuf, "%02X ", output);
+ }
+
+ sbuf_finish(sbuf);
+ sbuf_delete(sbuf);
+
+ return (0);
+}
+
+/*
* Sysctl to read a byte from I2C bus.
*
* Input: 32-bit value:
@@ -6149,9 +4538,6 @@
struct ixl_pf *pf = (struct ixl_pf *)arg1;
device_t dev = pf->dev;
int input = -1, error = 0;
-
- device_printf(dev, "%s: start\n", __func__);
-
u8 dev_addr, offset, output;
/* Read in I2C read parameters */
@@ -6165,7 +4551,7 @@
}
offset = (input >> 8) & 0xFF;
- error = ixl_read_i2c_byte(pf, offset, dev_addr, &output);
+ error = pf->read_i2c_byte(pf, offset, dev_addr, &output);
if (error)
return (error);
@@ -6189,7 +4575,6 @@
struct ixl_pf *pf = (struct ixl_pf *)arg1;
device_t dev = pf->dev;
int input = -1, error = 0;
-
u8 dev_addr, offset, value;
/* Read in I2C write parameters */
@@ -6204,7 +4589,7 @@
offset = (input >> 8) & 0xFF;
value = (input >> 16) & 0xFF;
- error = ixl_write_i2c_byte(pf, offset, dev_addr, value);
+ error = pf->write_i2c_byte(pf, offset, dev_addr, value);
if (error)
return (error);
@@ -6548,4 +4933,117 @@
hw->phy.get_link_info = TRUE;
i40e_get_link_status(hw, &pf->link_up);
return (0);
+}
+
+static int
+ixl_sysctl_do_pf_reset(SYSCTL_HANDLER_ARGS)
+{
+ struct ixl_pf *pf = (struct ixl_pf *)arg1;
+ int requested = 0, error = 0;
+
+ /* Read in new mode */
+ error = sysctl_handle_int(oidp, &requested, 0, req);
+ if ((error) || (req->newptr == NULL))
+ return (error);
+
+ /* Initiate the PF reset later in the admin task */
+ atomic_set_32(&pf->state, IXL_PF_STATE_PF_RESET_REQ);
+
+ return (error);
+}
+
+static int
+ixl_sysctl_do_core_reset(SYSCTL_HANDLER_ARGS)
+{
+ struct ixl_pf *pf = (struct ixl_pf *)arg1;
+ struct i40e_hw *hw = &pf->hw;
+ int requested = 0, error = 0;
+
+ /* Read in new mode */
+ error = sysctl_handle_int(oidp, &requested, 0, req);
+ if ((error) || (req->newptr == NULL))
+ return (error);
+
+ wr32(hw, I40E_GLGEN_RTRIG, I40E_GLGEN_RTRIG_CORER_MASK);
+
+ return (error);
+}
+
+static int
+ixl_sysctl_do_global_reset(SYSCTL_HANDLER_ARGS)
+{
+ struct ixl_pf *pf = (struct ixl_pf *)arg1;
+ struct i40e_hw *hw = &pf->hw;
+ int requested = 0, error = 0;
+
+ /* Read in new mode */
+ error = sysctl_handle_int(oidp, &requested, 0, req);
+ if ((error) || (req->newptr == NULL))
+ return (error);
+
+ wr32(hw, I40E_GLGEN_RTRIG, I40E_GLGEN_RTRIG_GLOBR_MASK);
+
+ return (error);
+}
+
+static int
+ixl_sysctl_do_emp_reset(SYSCTL_HANDLER_ARGS)
+{
+ struct ixl_pf *pf = (struct ixl_pf *)arg1;
+ struct i40e_hw *hw = &pf->hw;
+ int requested = 0, error = 0;
+
+ /* Read in new mode */
+ error = sysctl_handle_int(oidp, &requested, 0, req);
+ if ((error) || (req->newptr == NULL))
+ return (error);
+
+ /* TODO: Find out how to bypass this */
+ if (!(rd32(hw, 0x000B818C) & 0x1)) {
+ device_printf(pf->dev, "SW not allowed to initiate EMPR\n");
+ error = EINVAL;
+ } else
+ wr32(hw, I40E_GLGEN_RTRIG, I40E_GLGEN_RTRIG_EMPFWR_MASK);
+
+ return (error);
+}
+
+/*
+ * Print out mapping of TX queue indexes and Rx queue indexes
+ * to MSI-X vectors.
+ */
+static int
+ixl_sysctl_queue_interrupt_table(SYSCTL_HANDLER_ARGS)
+{
+ struct ixl_pf *pf = (struct ixl_pf *)arg1;
+ struct ixl_vsi *vsi = &pf->vsi;
+ device_t dev = pf->dev;
+ struct sbuf *buf;
+ int error = 0;
+
+ struct ixl_rx_queue *rx_que = vsi->rx_queues;
+ struct ixl_tx_queue *tx_que = vsi->tx_queues;
+
+ buf = sbuf_new_for_sysctl(NULL, NULL, 128, req);
+ if (!buf) {
+ device_printf(dev, "Could not allocate sbuf for output.\n");
+ return (ENOMEM);
+ }
+
+ sbuf_cat(buf, "\n");
+ for (int i = 0; i < vsi->num_rx_queues; i++) {
+ rx_que = &vsi->rx_queues[i];
+ sbuf_printf(buf, "(rxq %3d): %d\n", i, rx_que->msix);
+ }
+ for (int i = 0; i < vsi->num_tx_queues; i++) {
+ tx_que = &vsi->tx_queues[i];
+ sbuf_printf(buf, "(txq %3d): %d\n", i, tx_que->msix);
+ }
+
+ error = sbuf_finish(buf);
+ if (error)
+ device_printf(dev, "Error finishing sbuf: %d\n", error);
+ sbuf_delete(buf);
+
+ return (error);
}
Index: head/sys/dev/ixl/ixl_pf_qmgr.c
===================================================================
--- head/sys/dev/ixl/ixl_pf_qmgr.c
+++ head/sys/dev/ixl/ixl_pf_qmgr.c
@@ -83,8 +83,8 @@
qtag->qmgr = qmgr;
qtag->type = IXL_PF_QALLOC_CONTIGUOUS;
qtag->qidx[0] = block_start;
- qtag->num_allocated = num;
- qtag->num_active = alloc_size;
+ qtag->num_allocated = alloc_size;
+ qtag->num_active = num;
return (0);
}
Index: head/sys/dev/ixl/ixl_txrx.c
===================================================================
--- head/sys/dev/ixl/ixl_txrx.c
+++ head/sys/dev/ixl/ixl_txrx.c
@@ -51,28 +51,44 @@
#endif
/* Local Prototypes */
-static void ixl_rx_checksum(struct mbuf *, u32, u32, u8);
-static void ixl_refresh_mbufs(struct ixl_queue *, int);
-static int ixl_xmit(struct ixl_queue *, struct mbuf **);
-static int ixl_tx_setup_offload(struct ixl_queue *,
- struct mbuf *, u32 *, u32 *);
-static bool ixl_tso_setup(struct ixl_queue *, struct mbuf *);
-static void ixl_queue_sw_irq(struct ixl_vsi *, int);
+static void ixl_rx_checksum(if_rxd_info_t ri, u32 status, u32 error, u8 ptype);
-static inline void ixl_rx_discard(struct rx_ring *, int);
-static inline void ixl_rx_input(struct rx_ring *, struct ifnet *,
- struct mbuf *, u8);
+static int ixl_isc_txd_encap(void *arg, if_pkt_info_t pi);
+static void ixl_isc_txd_flush(void *arg, uint16_t txqid, qidx_t pidx);
+static int ixl_isc_txd_credits_update_hwb(void *arg, uint16_t txqid, bool clear);
+static int ixl_isc_txd_credits_update_dwb(void *arg, uint16_t txqid, bool clear);
-static inline bool ixl_tso_detect_sparse(struct mbuf *mp);
-static inline u32 ixl_get_tx_head(struct ixl_queue *que);
+static void ixl_isc_rxd_refill(void *arg, if_rxd_update_t iru);
+static void ixl_isc_rxd_flush(void *arg, uint16_t rxqid, uint8_t flid __unused,
+ qidx_t pidx);
+static int ixl_isc_rxd_available(void *arg, uint16_t rxqid, qidx_t idx,
+ qidx_t budget);
+static int ixl_isc_rxd_pkt_get(void *arg, if_rxd_info_t ri);
-#ifdef DEV_NETMAP
-#include <dev/netmap/if_ixl_netmap.h>
-#if __FreeBSD_version >= 1200000
-int ixl_rx_miss, ixl_rx_miss_bufs, ixl_crcstrip = 1;
-#endif
-#endif /* DEV_NETMAP */
+extern int ixl_intr(void *arg);
+struct if_txrx ixl_txrx_hwb = {
+ ixl_isc_txd_encap,
+ ixl_isc_txd_flush,
+ ixl_isc_txd_credits_update_hwb,
+ ixl_isc_rxd_available,
+ ixl_isc_rxd_pkt_get,
+ ixl_isc_rxd_refill,
+ ixl_isc_rxd_flush,
+ ixl_intr
+};
+
+struct if_txrx ixl_txrx_dwb = {
+ ixl_isc_txd_encap,
+ ixl_isc_txd_flush,
+ ixl_isc_txd_credits_update_dwb,
+ ixl_isc_rxd_available,
+ ixl_isc_rxd_pkt_get,
+ ixl_isc_rxd_refill,
+ ixl_isc_rxd_flush,
+ ixl_intr
+};
+
/*
* @key key is saved into this parameter
*/
@@ -117,618 +133,86 @@
return hw->err_str;
}
-/*
- * PCI BUSMASTER needs to be set for proper operation.
- */
-void
-ixl_set_busmaster(device_t dev)
+static bool
+ixl_is_tx_desc_done(struct tx_ring *txr, int idx)
{
- u16 pci_cmd_word;
-
- pci_cmd_word = pci_read_config(dev, PCIR_COMMAND, 2);
- pci_cmd_word |= PCIM_CMD_BUSMASTEREN;
- pci_write_config(dev, PCIR_COMMAND, pci_cmd_word, 2);
+ return (((txr->tx_base[idx].cmd_type_offset_bsz >> I40E_TXD_QW1_DTYPE_SHIFT)
+ & I40E_TXD_QW1_DTYPE_MASK) == I40E_TX_DESC_DTYPE_DESC_DONE);
}
-/*
- * Rewrite the ENABLE bit in the MSIX control register
- */
-void
-ixl_set_msix_enable(device_t dev)
+static int
+ixl_tso_detect_sparse(bus_dma_segment_t *segs, int nsegs, if_pkt_info_t pi)
{
- int msix_ctrl, rid;
+ int count, curseg, i, hlen, segsz, seglen, tsolen;
- pci_find_cap(dev, PCIY_MSIX, &rid);
- rid += PCIR_MSIX_CTRL;
- msix_ctrl = pci_read_config(dev, rid, 2);
- msix_ctrl |= PCIM_MSIXCTRL_MSIX_ENABLE;
- pci_write_config(dev, rid, msix_ctrl, 2);
-}
+ if (nsegs <= IXL_MAX_TX_SEGS-2)
+ return (0);
+ segsz = pi->ipi_tso_segsz;
+ curseg = count = 0;
+ hlen = pi->ipi_ehdrlen + pi->ipi_ip_hlen + pi->ipi_tcp_hlen;
+ tsolen = pi->ipi_len - hlen;
-/*
-** Multiqueue Transmit driver
-*/
-int
-ixl_mq_start(struct ifnet *ifp, struct mbuf *m)
-{
- struct ixl_vsi *vsi = ifp->if_softc;
- struct ixl_queue *que;
- struct tx_ring *txr;
- int err, i;
-#ifdef RSS
- u32 bucket_id;
-#endif
+ i = 0;
+ curseg = segs[0].ds_len;
+ while (hlen > 0) {
+ count++;
+ if (count > IXL_MAX_TX_SEGS - 2)
+ return (1);
+ if (curseg == 0) {
+ i++;
+ if (__predict_false(i == nsegs))
+ return (1);
- /*
- * Which queue to use:
- *
- * When doing RSS, map it to the same outbound
- * queue as the incoming flow would be mapped to.
- * If everything is setup correctly, it should be
- * the same bucket that the current CPU we're on is.
- */
- if (M_HASHTYPE_GET(m) != M_HASHTYPE_NONE) {
-#ifdef RSS
- if (rss_hash2bucket(m->m_pkthdr.flowid,
- M_HASHTYPE_GET(m), &bucket_id) == 0) {
- i = bucket_id % vsi->num_queues;
- } else
-#endif
- i = m->m_pkthdr.flowid % vsi->num_queues;
- } else
- i = curcpu % vsi->num_queues;
-
- que = &vsi->queues[i];
- txr = &que->txr;
-
- err = drbr_enqueue(ifp, txr->br, m);
- if (err)
- return (err);
- if (IXL_TX_TRYLOCK(txr)) {
- ixl_mq_start_locked(ifp, txr);
- IXL_TX_UNLOCK(txr);
- } else
- taskqueue_enqueue(que->tq, &que->tx_task);
-
- return (0);
-}
-
-int
-ixl_mq_start_locked(struct ifnet *ifp, struct tx_ring *txr)
-{
- struct ixl_queue *que = txr->que;
- struct ixl_vsi *vsi = que->vsi;
- struct mbuf *next;
- int err = 0;
-
-
- if (((ifp->if_drv_flags & IFF_DRV_RUNNING) == 0) ||
- vsi->link_active == 0)
- return (ENETDOWN);
-
- /* Process the transmit queue */
- while ((next = drbr_peek(ifp, txr->br)) != NULL) {
- if ((err = ixl_xmit(que, &next)) != 0) {
- if (next == NULL)
- drbr_advance(ifp, txr->br);
- else
- drbr_putback(ifp, txr->br, next);
- break;
+ curseg = segs[i].ds_len;
}
- drbr_advance(ifp, txr->br);
- /* Send a copy of the frame to the BPF listener */
- ETHER_BPF_MTAP(ifp, next);
- if ((ifp->if_drv_flags & IFF_DRV_RUNNING) == 0)
- break;
+ seglen = min(curseg, hlen);
+ curseg -= seglen;
+ hlen -= seglen;
+ // printf("H:seglen = %d, count=%d\n", seglen, count);
}
-
- if (txr->avail < IXL_TX_CLEANUP_THRESHOLD)
- ixl_txeof(que);
-
- return (err);
-}
-
-/*
- * Called from a taskqueue to drain queued transmit packets.
- */
-void
-ixl_deferred_mq_start(void *arg, int pending)
-{
- struct ixl_queue *que = arg;
- struct tx_ring *txr = &que->txr;
- struct ixl_vsi *vsi = que->vsi;
- struct ifnet *ifp = vsi->ifp;
-
- IXL_TX_LOCK(txr);
- if (!drbr_empty(ifp, txr->br))
- ixl_mq_start_locked(ifp, txr);
- IXL_TX_UNLOCK(txr);
-}
-
-/*
-** Flush all queue ring buffers
-*/
-void
-ixl_qflush(struct ifnet *ifp)
-{
- struct ixl_vsi *vsi = ifp->if_softc;
-
- for (int i = 0; i < vsi->num_queues; i++) {
- struct ixl_queue *que = &vsi->queues[i];
- struct tx_ring *txr = &que->txr;
- struct mbuf *m;
- IXL_TX_LOCK(txr);
- while ((m = buf_ring_dequeue_sc(txr->br)) != NULL)
- m_freem(m);
- IXL_TX_UNLOCK(txr);
- }
- if_qflush(ifp);
-}
-
-static inline bool
-ixl_tso_detect_sparse(struct mbuf *mp)
-{
- struct mbuf *m;
- int num, mss;
-
- num = 0;
- mss = mp->m_pkthdr.tso_segsz;
-
- /* Exclude first mbuf; assume it contains all headers */
- for (m = mp->m_next; m != NULL; m = m->m_next) {
- if (m == NULL)
- break;
- num++;
- mss -= m->m_len % mp->m_pkthdr.tso_segsz;
-
- if (num > IXL_SPARSE_CHAIN)
- return (true);
- if (mss < 1) {
- num = (mss == 0) ? 0 : 1;
- mss += mp->m_pkthdr.tso_segsz;
- }
- }
-
- return (false);
-}
-
-
-/*********************************************************************
- *
- * This routine maps the mbufs to tx descriptors, allowing the
- * TX engine to transmit the packets.
- * - return 0 on success, positive on failure
- *
- **********************************************************************/
-#define IXL_TXD_CMD (I40E_TX_DESC_CMD_EOP | I40E_TX_DESC_CMD_RS)
-
-static int
-ixl_xmit(struct ixl_queue *que, struct mbuf **m_headp)
-{
- struct ixl_vsi *vsi = que->vsi;
- struct i40e_hw *hw = vsi->hw;
- struct tx_ring *txr = &que->txr;
- struct ixl_tx_buf *buf;
- struct i40e_tx_desc *txd = NULL;
- struct mbuf *m_head, *m;
- int i, j, error, nsegs;
- int first, last = 0;
- u16 vtag = 0;
- u32 cmd, off;
- bus_dmamap_t map;
- bus_dma_tag_t tag;
- bus_dma_segment_t segs[IXL_MAX_TSO_SEGS];
-
- cmd = off = 0;
- m_head = *m_headp;
-
- /*
- * Important to capture the first descriptor
- * used because it will contain the index of
- * the one we tell the hardware to report back
- */
- first = txr->next_avail;
- buf = &txr->buffers[first];
- map = buf->map;
- tag = txr->tx_tag;
-
- if (m_head->m_pkthdr.csum_flags & CSUM_TSO) {
- /* Use larger mapping for TSO */
- tag = txr->tso_tag;
- if (ixl_tso_detect_sparse(m_head)) {
- m = m_defrag(m_head, M_NOWAIT);
- if (m == NULL) {
- m_freem(*m_headp);
- *m_headp = NULL;
- return (ENOBUFS);
+ while (tsolen > 0) {
+ segsz = pi->ipi_tso_segsz;
+ while (segsz > 0 && tsolen != 0) {
+ count++;
+ if (count > IXL_MAX_TX_SEGS - 2) {
+ // printf("bad: count = %d\n", count);
+ return (1);
}
- *m_headp = m;
+ if (curseg == 0) {
+ i++;
+ if (__predict_false(i == nsegs)) {
+ // printf("bad: tsolen = %d", tsolen);
+ return (1);
+ }
+ curseg = segs[i].ds_len;
+ }
+ seglen = min(curseg, segsz);
+ segsz -= seglen;
+ curseg -= seglen;
+ tsolen -= seglen;
+ // printf("D:seglen = %d, count=%d\n", seglen, count);
}
+ count = 0;
}
- /*
- * Map the packet for DMA.
- */
- error = bus_dmamap_load_mbuf_sg(tag, map,
- *m_headp, segs, &nsegs, BUS_DMA_NOWAIT);
-
- if (error == EFBIG) {
- struct mbuf *m;
-
- m = m_defrag(*m_headp, M_NOWAIT);
- if (m == NULL) {
- que->mbuf_defrag_failed++;
- m_freem(*m_headp);
- *m_headp = NULL;
- return (ENOBUFS);
- }
- *m_headp = m;
-
- /* Try it again */
- error = bus_dmamap_load_mbuf_sg(tag, map,
- *m_headp, segs, &nsegs, BUS_DMA_NOWAIT);
-
- if (error != 0) {
- que->tx_dmamap_failed++;
- m_freem(*m_headp);
- *m_headp = NULL;
- return (error);
- }
- } else if (error != 0) {
- que->tx_dmamap_failed++;
- m_freem(*m_headp);
- *m_headp = NULL;
- return (error);
- }
-
- /* Make certain there are enough descriptors */
- if (nsegs > txr->avail - 2) {
- txr->no_desc++;
- error = ENOBUFS;
- goto xmit_fail;
- }
- m_head = *m_headp;
-
- /* Set up the TSO/CSUM offload */
- if (m_head->m_pkthdr.csum_flags & CSUM_OFFLOAD) {
- error = ixl_tx_setup_offload(que, m_head, &cmd, &off);
- if (error)
- goto xmit_fail;
- }
-
- cmd |= I40E_TX_DESC_CMD_ICRC;
- /* Grab the VLAN tag */
- if (m_head->m_flags & M_VLANTAG) {
- cmd |= I40E_TX_DESC_CMD_IL2TAG1;
- vtag = htole16(m_head->m_pkthdr.ether_vtag);
- }
-
- i = txr->next_avail;
- for (j = 0; j < nsegs; j++) {
- bus_size_t seglen;
-
- buf = &txr->buffers[i];
- buf->tag = tag; /* Keep track of the type tag */
- txd = &txr->base[i];
- seglen = segs[j].ds_len;
-
- txd->buffer_addr = htole64(segs[j].ds_addr);
- txd->cmd_type_offset_bsz =
- htole64(I40E_TX_DESC_DTYPE_DATA
- | ((u64)cmd << I40E_TXD_QW1_CMD_SHIFT)
- | ((u64)off << I40E_TXD_QW1_OFFSET_SHIFT)
- | ((u64)seglen << I40E_TXD_QW1_TX_BUF_SZ_SHIFT)
- | ((u64)vtag << I40E_TXD_QW1_L2TAG1_SHIFT));
-
- last = i; /* descriptor that will get completion IRQ */
-
- if (++i == que->num_tx_desc)
- i = 0;
-
- buf->m_head = NULL;
- buf->eop_index = -1;
- }
- /* Set the last descriptor for report */
- txd->cmd_type_offset_bsz |=
- htole64(((u64)IXL_TXD_CMD << I40E_TXD_QW1_CMD_SHIFT));
- txr->avail -= nsegs;
- txr->next_avail = i;
-
- buf->m_head = m_head;
- /* Swap the dma map between the first and last descriptor.
- * The descriptor that gets checked on completion will now
- * have the real map from the first descriptor.
- */
- txr->buffers[first].map = buf->map;
- buf->map = map;
- bus_dmamap_sync(tag, map, BUS_DMASYNC_PREWRITE);
-
- /* Set the index of the descriptor that will be marked done */
- buf = &txr->buffers[first];
- buf->eop_index = last;
-
- bus_dmamap_sync(txr->dma.tag, txr->dma.map,
- BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
- /*
- * Advance the Transmit Descriptor Tail (Tdt), this tells the
- * hardware that this frame is available to transmit.
- */
- ++txr->total_packets;
- wr32(hw, txr->tail, i);
-
- /* Mark outstanding work */
- atomic_store_rel_32(&txr->watchdog_timer, IXL_WATCHDOG);
- return (0);
-
-xmit_fail:
- bus_dmamap_unload(tag, buf->map);
- return (error);
+ return (0);
}
-
/*********************************************************************
*
- * Allocate memory for tx_buffer structures. The tx_buffer stores all
- * the information needed to transmit a packet on the wire. This is
- * called only once at attach, setup is done every reset.
- *
- **********************************************************************/
-int
-ixl_allocate_tx_data(struct ixl_queue *que)
-{
- struct tx_ring *txr = &que->txr;
- struct ixl_vsi *vsi = que->vsi;
- device_t dev = vsi->dev;
- struct ixl_tx_buf *buf;
- int i, error = 0;
-
- /*
- * Setup DMA descriptor areas.
- */
- if ((error = bus_dma_tag_create(bus_get_dma_tag(dev), /* parent */
- 1, 0, /* alignment, bounds */
- BUS_SPACE_MAXADDR, /* lowaddr */
- BUS_SPACE_MAXADDR, /* highaddr */
- NULL, NULL, /* filter, filterarg */
- IXL_TSO_SIZE, /* maxsize */
- IXL_MAX_TX_SEGS, /* nsegments */
- IXL_MAX_DMA_SEG_SIZE, /* maxsegsize */
- 0, /* flags */
- NULL, /* lockfunc */
- NULL, /* lockfuncarg */
- &txr->tx_tag))) {
- device_printf(dev,"Unable to allocate TX DMA tag\n");
- return (error);
- }
-
- /* Make a special tag for TSO */
- if ((error = bus_dma_tag_create(bus_get_dma_tag(dev), /* parent */
- 1, 0, /* alignment, bounds */
- BUS_SPACE_MAXADDR, /* lowaddr */
- BUS_SPACE_MAXADDR, /* highaddr */
- NULL, NULL, /* filter, filterarg */
- IXL_TSO_SIZE, /* maxsize */
- IXL_MAX_TSO_SEGS, /* nsegments */
- IXL_MAX_DMA_SEG_SIZE, /* maxsegsize */
- 0, /* flags */
- NULL, /* lockfunc */
- NULL, /* lockfuncarg */
- &txr->tso_tag))) {
- device_printf(dev,"Unable to allocate TX TSO DMA tag\n");
- goto free_tx_dma;
- }
-
- if (!(txr->buffers =
- (struct ixl_tx_buf *) malloc(sizeof(struct ixl_tx_buf) *
- que->num_tx_desc, M_DEVBUF, M_NOWAIT | M_ZERO))) {
- device_printf(dev, "Unable to allocate tx_buffer memory\n");
- error = ENOMEM;
- goto free_tx_tso_dma;
- }
-
- /* Create the descriptor buffer default dma maps */
- buf = txr->buffers;
- for (i = 0; i < que->num_tx_desc; i++, buf++) {
- buf->tag = txr->tx_tag;
- error = bus_dmamap_create(buf->tag, 0, &buf->map);
- if (error != 0) {
- device_printf(dev, "Unable to create TX DMA map\n");
- goto free_buffers;
- }
- }
-
- return 0;
-
-free_buffers:
- while (i--) {
- buf--;
- bus_dmamap_destroy(buf->tag, buf->map);
- }
-
- free(txr->buffers, M_DEVBUF);
- txr->buffers = NULL;
-free_tx_tso_dma:
- bus_dma_tag_destroy(txr->tso_tag);
- txr->tso_tag = NULL;
-free_tx_dma:
- bus_dma_tag_destroy(txr->tx_tag);
- txr->tx_tag = NULL;
-
- return (error);
-}
-
-
-/*********************************************************************
- *
- * (Re)Initialize a queue transmit ring.
- * - called by init, it clears the descriptor ring,
- * and frees any stale mbufs
- *
- **********************************************************************/
-void
-ixl_init_tx_ring(struct ixl_queue *que)
-{
-#ifdef DEV_NETMAP
- struct netmap_adapter *na = NA(que->vsi->ifp);
- struct netmap_slot *slot;
-#endif /* DEV_NETMAP */
- struct tx_ring *txr = &que->txr;
- struct ixl_tx_buf *buf;
-
- /* Clear the old ring contents */
- IXL_TX_LOCK(txr);
-
-#ifdef DEV_NETMAP
- /*
- * (under lock): if in netmap mode, do some consistency
- * checks and set slot to entry 0 of the netmap ring.
- */
- slot = netmap_reset(na, NR_TX, que->me, 0);
-#endif /* DEV_NETMAP */
-
- bzero((void *)txr->base,
- (sizeof(struct i40e_tx_desc)) * que->num_tx_desc);
-
- /* Reset indices */
- txr->next_avail = 0;
- txr->next_to_clean = 0;
-
- /* Reset watchdog status */
- txr->watchdog_timer = 0;
-
- /* Free any existing tx mbufs. */
- buf = txr->buffers;
- for (int i = 0; i < que->num_tx_desc; i++, buf++) {
- if (buf->m_head != NULL) {
- bus_dmamap_sync(buf->tag, buf->map,
- BUS_DMASYNC_POSTWRITE);
- bus_dmamap_unload(buf->tag, buf->map);
- m_freem(buf->m_head);
- buf->m_head = NULL;
- }
-#ifdef DEV_NETMAP
- /*
- * In netmap mode, set the map for the packet buffer.
- * NOTE: Some drivers (not this one) also need to set
- * the physical buffer address in the NIC ring.
- * netmap_idx_n2k() maps a nic index, i, into the corresponding
- * netmap slot index, si
- */
- if (slot) {
- int si = netmap_idx_n2k(na->tx_rings[que->me], i);
- netmap_load_map(na, buf->tag, buf->map, NMB(na, slot + si));
- }
-#endif /* DEV_NETMAP */
- /* Clear the EOP index */
- buf->eop_index = -1;
- }
-
- /* Set number of descriptors available */
- txr->avail = que->num_tx_desc;
-
- bus_dmamap_sync(txr->dma.tag, txr->dma.map,
- BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
- IXL_TX_UNLOCK(txr);
-}
-
-
-/*********************************************************************
- *
- * Free transmit ring related data structures.
- *
- **********************************************************************/
-void
-ixl_free_que_tx(struct ixl_queue *que)
-{
- struct tx_ring *txr = &que->txr;
- struct ixl_tx_buf *buf;
-
- INIT_DBG_IF(que->vsi->ifp, "queue %d: begin", que->me);
-
- for (int i = 0; i < que->num_tx_desc; i++) {
- buf = &txr->buffers[i];
- if (buf->m_head != NULL) {
- bus_dmamap_sync(buf->tag, buf->map,
- BUS_DMASYNC_POSTWRITE);
- m_freem(buf->m_head);
- buf->m_head = NULL;
- }
- bus_dmamap_unload(buf->tag, buf->map);
- bus_dmamap_destroy(buf->tag, buf->map);
- }
- if (txr->buffers != NULL) {
- free(txr->buffers, M_DEVBUF);
- txr->buffers = NULL;
- }
- if (txr->tx_tag != NULL) {
- bus_dma_tag_destroy(txr->tx_tag);
- txr->tx_tag = NULL;
- }
- if (txr->tso_tag != NULL) {
- bus_dma_tag_destroy(txr->tso_tag);
- txr->tso_tag = NULL;
- }
-
- INIT_DBG_IF(que->vsi->ifp, "queue %d: end", que->me);
- return;
-}
-
-/*********************************************************************
- *
* Setup descriptor for hw offloads
*
**********************************************************************/
-static int
-ixl_tx_setup_offload(struct ixl_queue *que,
- struct mbuf *mp, u32 *cmd, u32 *off)
+static void
+ixl_tx_setup_offload(struct ixl_tx_queue *que,
+ if_pkt_info_t pi, u32 *cmd, u32 *off)
{
- struct ether_vlan_header *eh;
+ switch (pi->ipi_etype) {
#ifdef INET
- struct ip *ip = NULL;
-#endif
- struct tcphdr *th = NULL;
-#ifdef INET6
- struct ip6_hdr *ip6;
-#endif
- int elen, ip_hlen = 0, tcp_hlen;
- u16 etype;
- u8 ipproto = 0;
- bool tso = FALSE;
-
- /* Set up the TSO context descriptor if required */
- if (mp->m_pkthdr.csum_flags & CSUM_TSO) {
- tso = ixl_tso_setup(que, mp);
- if (tso)
- ++que->tso;
- else
- return (ENXIO);
- }
-
- /*
- * Determine where frame payload starts.
- * Jump over vlan headers if already present,
- * helpful for QinQ too.
- */
- eh = mtod(mp, struct ether_vlan_header *);
- if (eh->evl_encap_proto == htons(ETHERTYPE_VLAN)) {
- etype = ntohs(eh->evl_proto);
- elen = ETHER_HDR_LEN + ETHER_VLAN_ENCAP_LEN;
- } else {
- etype = ntohs(eh->evl_encap_proto);
- elen = ETHER_HDR_LEN;
- }
-
- switch (etype) {
-#ifdef INET
case ETHERTYPE_IP:
- ip = (struct ip *)(mp->m_data + elen);
- ip_hlen = ip->ip_hl << 2;
- ipproto = ip->ip_p;
- th = (struct tcphdr *)((caddr_t)ip + ip_hlen);
- /* The IP checksum must be recalculated with TSO */
- if (tso)
+ if (pi->ipi_csum_flags & CSUM_IP)
*cmd |= I40E_TX_DESC_CMD_IIPT_IPV4_CSUM;
else
*cmd |= I40E_TX_DESC_CMD_IIPT_IPV4;
@@ -736,10 +220,6 @@
#endif
#ifdef INET6
case ETHERTYPE_IPV6:
- ip6 = (struct ip6_hdr *)(mp->m_data + elen);
- ip_hlen = sizeof(struct ip6_hdr);
- ipproto = ip6->ip6_nxt;
- th = (struct tcphdr *)((caddr_t)ip6 + ip_hlen);
*cmd |= I40E_TX_DESC_CMD_IIPT_IPV6;
break;
#endif
@@ -747,27 +227,26 @@
break;
}
- *off |= (elen >> 1) << I40E_TX_DESC_LENGTH_MACLEN_SHIFT;
- *off |= (ip_hlen >> 2) << I40E_TX_DESC_LENGTH_IPLEN_SHIFT;
+ *off |= (pi->ipi_ehdrlen >> 1) << I40E_TX_DESC_LENGTH_MACLEN_SHIFT;
+ *off |= (pi->ipi_ip_hlen >> 2) << I40E_TX_DESC_LENGTH_IPLEN_SHIFT;
- switch (ipproto) {
+ switch (pi->ipi_ipproto) {
case IPPROTO_TCP:
- tcp_hlen = th->th_off << 2;
- if (mp->m_pkthdr.csum_flags & (CSUM_TCP|CSUM_TCP_IPV6)) {
+ if (pi->ipi_csum_flags & IXL_CSUM_TCP) {
*cmd |= I40E_TX_DESC_CMD_L4T_EOFT_TCP;
- *off |= (tcp_hlen >> 2) <<
+ *off |= (pi->ipi_tcp_hlen >> 2) <<
I40E_TX_DESC_LENGTH_L4_FC_LEN_SHIFT;
}
break;
case IPPROTO_UDP:
- if (mp->m_pkthdr.csum_flags & (CSUM_UDP|CSUM_UDP_IPV6)) {
+ if (pi->ipi_csum_flags & IXL_CSUM_UDP) {
*cmd |= I40E_TX_DESC_CMD_L4T_EOFT_UDP;
*off |= (sizeof(struct udphdr) >> 2) <<
I40E_TX_DESC_LENGTH_L4_FC_LEN_SHIFT;
}
break;
case IPPROTO_SCTP:
- if (mp->m_pkthdr.csum_flags & (CSUM_SCTP|CSUM_SCTP_IPV6)) {
+ if (pi->ipi_csum_flags & IXL_CSUM_SCTP) {
*cmd |= I40E_TX_DESC_CMD_L4T_EOFT_SCTP;
*off |= (sizeof(struct sctphdr) >> 2) <<
I40E_TX_DESC_LENGTH_L4_FC_LEN_SHIFT;
@@ -776,104 +255,35 @@
default:
break;
}
-
- return (0);
}
-
/**********************************************************************
*
* Setup context for hardware segmentation offload (TSO)
*
**********************************************************************/
-static bool
-ixl_tso_setup(struct ixl_queue *que, struct mbuf *mp)
+static int
+ixl_tso_setup(struct tx_ring *txr, if_pkt_info_t pi)
{
- struct tx_ring *txr = &que->txr;
+ if_softc_ctx_t scctx;
struct i40e_tx_context_desc *TXD;
- struct ixl_tx_buf *buf;
u32 cmd, mss, type, tsolen;
- u16 etype;
- int idx, elen, ip_hlen, tcp_hlen;
- struct ether_vlan_header *eh;
-#ifdef INET
- struct ip *ip;
-#endif
-#ifdef INET6
- struct ip6_hdr *ip6;
-#endif
-#if defined(INET6) || defined(INET)
- struct tcphdr *th;
-#endif
+ int idx;
u64 type_cmd_tso_mss;
- /*
- * Determine where frame payload starts.
- * Jump over vlan headers if already present
- */
- eh = mtod(mp, struct ether_vlan_header *);
- if (eh->evl_encap_proto == htons(ETHERTYPE_VLAN)) {
- elen = ETHER_HDR_LEN + ETHER_VLAN_ENCAP_LEN;
- etype = eh->evl_proto;
- } else {
- elen = ETHER_HDR_LEN;
- etype = eh->evl_encap_proto;
- }
+ idx = pi->ipi_pidx;
+ TXD = (struct i40e_tx_context_desc *) &txr->tx_base[idx];
+ tsolen = pi->ipi_len - (pi->ipi_ehdrlen + pi->ipi_ip_hlen + pi->ipi_tcp_hlen);
+ scctx = txr->que->vsi->shared;
- switch (ntohs(etype)) {
-#ifdef INET6
- case ETHERTYPE_IPV6:
- ip6 = (struct ip6_hdr *)(mp->m_data + elen);
- if (ip6->ip6_nxt != IPPROTO_TCP)
- return (ENXIO);
- ip_hlen = sizeof(struct ip6_hdr);
- th = (struct tcphdr *)((caddr_t)ip6 + ip_hlen);
- th->th_sum = in6_cksum_pseudo(ip6, 0, IPPROTO_TCP, 0);
- tcp_hlen = th->th_off << 2;
- /*
- * The corresponding flag is set by the stack in the IPv4
- * TSO case, but not in IPv6 (at least in FreeBSD 10.2).
- * So, set it here because the rest of the flow requires it.
- */
- mp->m_pkthdr.csum_flags |= CSUM_TCP_IPV6;
- break;
-#endif
-#ifdef INET
- case ETHERTYPE_IP:
- ip = (struct ip *)(mp->m_data + elen);
- if (ip->ip_p != IPPROTO_TCP)
- return (ENXIO);
- ip->ip_sum = 0;
- ip_hlen = ip->ip_hl << 2;
- th = (struct tcphdr *)((caddr_t)ip + ip_hlen);
- th->th_sum = in_pseudo(ip->ip_src.s_addr,
- ip->ip_dst.s_addr, htons(IPPROTO_TCP));
- tcp_hlen = th->th_off << 2;
- break;
-#endif
- default:
- printf("%s: CSUM_TSO but no supported IP version (0x%04x)",
- __func__, ntohs(etype));
- return FALSE;
- }
-
- /* Ensure we have at least the IP+TCP header in the first mbuf. */
- if (mp->m_len < elen + ip_hlen + sizeof(struct tcphdr))
- return FALSE;
-
- idx = txr->next_avail;
- buf = &txr->buffers[idx];
- TXD = (struct i40e_tx_context_desc *) &txr->base[idx];
- tsolen = mp->m_pkthdr.len - (elen + ip_hlen + tcp_hlen);
-
type = I40E_TX_DESC_DTYPE_CONTEXT;
cmd = I40E_TX_CTX_DESC_TSO;
/* TSO MSS must not be less than 64 */
- if (mp->m_pkthdr.tso_segsz < IXL_MIN_TSO_MSS) {
- que->mss_too_small++;
- mp->m_pkthdr.tso_segsz = IXL_MIN_TSO_MSS;
+ if (pi->ipi_tso_segsz < IXL_MIN_TSO_MSS) {
+ txr->mss_too_small++;
+ pi->ipi_tso_segsz = IXL_MIN_TSO_MSS;
}
- mss = mp->m_pkthdr.tso_segsz;
+ mss = pi->ipi_tso_segsz;
type_cmd_tso_mss = ((u64)type << I40E_TXD_CTX_QW1_DTYPE_SHIFT) |
((u64)cmd << I40E_TXD_CTX_QW1_CMD_SHIFT) |
@@ -882,743 +292,286 @@
TXD->type_cmd_tso_mss = htole64(type_cmd_tso_mss);
TXD->tunneling_params = htole32(0);
- buf->m_head = NULL;
- buf->eop_index = -1;
+ txr->que->tso++;
- if (++idx == que->num_tx_desc)
- idx = 0;
-
- txr->avail--;
- txr->next_avail = idx;
-
- return TRUE;
+ return ((idx + 1) & (scctx->isc_ntxd[0]-1));
}
-/*
- * ixl_get_tx_head - Retrieve the value from the
- * location the HW records its HEAD index
- */
-static inline u32
-ixl_get_tx_head(struct ixl_queue *que)
-{
- struct tx_ring *txr = &que->txr;
- void *head = &txr->base[que->num_tx_desc];
- return LE32_TO_CPU(*(volatile __le32 *)head);
-}
+/*********************************************************************
+ *
+ * This routine maps the mbufs to tx descriptors, allowing the
+ * TX engine to transmit the packets.
+ * - return 0 on success, positive on failure
+ *
+ **********************************************************************/
+#define IXL_TXD_CMD (I40E_TX_DESC_CMD_EOP | I40E_TX_DESC_CMD_RS)
-/**********************************************************************
- *
- * Get index of last used descriptor/buffer from hardware, and clean
- * the descriptors/buffers up to that index.
- *
- **********************************************************************/
-static bool
-ixl_txeof_hwb(struct ixl_queue *que)
+static int
+ixl_isc_txd_encap(void *arg, if_pkt_info_t pi)
{
- struct tx_ring *txr = &que->txr;
- u32 first, last, head, done;
- struct ixl_tx_buf *buf;
- struct i40e_tx_desc *tx_desc, *eop_desc;
+ struct ixl_vsi *vsi = arg;
+ if_softc_ctx_t scctx = vsi->shared;
+ struct ixl_tx_queue *que = &vsi->tx_queues[pi->ipi_qsidx];
+ struct tx_ring *txr = &que->txr;
+ int nsegs = pi->ipi_nsegs;
+ bus_dma_segment_t *segs = pi->ipi_segs;
+ struct i40e_tx_desc *txd = NULL;
+ int i, j, mask, pidx_last;
+ u32 cmd, off, tx_intr;
- mtx_assert(&txr->mtx, MA_OWNED);
+ // device_printf(iflib_get_dev(vsi->ctx), "%s: begin\n", __func__);
-#ifdef DEV_NETMAP
- // XXX todo: implement moderation
- if (netmap_tx_irq(que->vsi->ifp, que->me))
- return FALSE;
-#endif /* DEF_NETMAP */
+ cmd = off = 0;
+ i = pi->ipi_pidx;
- /* These are not the descriptors you seek, move along :) */
- if (txr->avail == que->num_tx_desc) {
- atomic_store_rel_32(&txr->watchdog_timer, 0);
- return FALSE;
- }
+ tx_intr = (pi->ipi_flags & IPI_TX_INTR);
+#if 0
+ device_printf(iflib_get_dev(vsi->ctx), "%s: tx_intr %d\n", __func__, tx_intr);
+#endif
- first = txr->next_to_clean;
- buf = &txr->buffers[first];
- tx_desc = (struct i40e_tx_desc *)&txr->base[first];
- last = buf->eop_index;
- if (last == -1)
- return FALSE;
- eop_desc = (struct i40e_tx_desc *)&txr->base[last];
-
- /* Sync DMA before reading head index from ring */
- bus_dmamap_sync(txr->dma.tag, txr->dma.map,
- BUS_DMASYNC_POSTREAD);
-
- /* Get the Head WB value */
- head = ixl_get_tx_head(que);
-
- /*
- ** Get the index of the first descriptor
- ** BEYOND the EOP and call that 'done'.
- ** I do this so the comparison in the
- ** inner while loop below can be simple
- */
- if (++last == que->num_tx_desc) last = 0;
- done = last;
-
- /*
- ** The HEAD index of the ring is written in a
- ** defined location, this rather than a done bit
- ** is what is used to keep track of what must be
- ** 'cleaned'.
- */
- while (first != head) {
- /* We clean the range of the packet */
- while (first != done) {
- ++txr->avail;
-
- if (buf->m_head) {
- txr->bytes += /* for ITR adjustment */
- buf->m_head->m_pkthdr.len;
- txr->tx_bytes += /* for TX stats */
- buf->m_head->m_pkthdr.len;
- bus_dmamap_sync(buf->tag,
- buf->map,
- BUS_DMASYNC_POSTWRITE);
- bus_dmamap_unload(buf->tag,
- buf->map);
- m_freem(buf->m_head);
- buf->m_head = NULL;
- }
- buf->eop_index = -1;
-
- if (++first == que->num_tx_desc)
- first = 0;
-
- buf = &txr->buffers[first];
- tx_desc = &txr->base[first];
+ /* Set up the TSO/CSUM offload */
+ if (pi->ipi_csum_flags & CSUM_OFFLOAD) {
+ /* Set up the TSO context descriptor if required */
+ if (pi->ipi_csum_flags & CSUM_TSO) {
+ if (ixl_tso_detect_sparse(segs, nsegs, pi))
+ return (EFBIG);
+ i = ixl_tso_setup(txr, pi);
}
- ++txr->packets;
- /* If a packet was successfully cleaned, reset the watchdog timer */
- atomic_store_rel_32(&txr->watchdog_timer, IXL_WATCHDOG);
- /* See if there is more work now */
- last = buf->eop_index;
- if (last != -1) {
- eop_desc = &txr->base[last];
- /* Get next done point */
- if (++last == que->num_tx_desc) last = 0;
- done = last;
- } else
- break;
+ ixl_tx_setup_offload(que, pi, &cmd, &off);
}
- bus_dmamap_sync(txr->dma.tag, txr->dma.map,
- BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
+ if (pi->ipi_mflags & M_VLANTAG)
+ cmd |= I40E_TX_DESC_CMD_IL2TAG1;
- txr->next_to_clean = first;
+ cmd |= I40E_TX_DESC_CMD_ICRC;
+ mask = scctx->isc_ntxd[0] - 1;
+ for (j = 0; j < nsegs; j++) {
+ bus_size_t seglen;
- /*
- * If there are no pending descriptors, clear the timeout.
- */
- if (txr->avail == que->num_tx_desc) {
- atomic_store_rel_32(&txr->watchdog_timer, 0);
- return FALSE;
- }
+ txd = &txr->tx_base[i];
+ seglen = segs[j].ds_len;
- return TRUE;
-}
+ txd->buffer_addr = htole64(segs[j].ds_addr);
+ txd->cmd_type_offset_bsz =
+ htole64(I40E_TX_DESC_DTYPE_DATA
+ | ((u64)cmd << I40E_TXD_QW1_CMD_SHIFT)
+ | ((u64)off << I40E_TXD_QW1_OFFSET_SHIFT)
+ | ((u64)seglen << I40E_TXD_QW1_TX_BUF_SZ_SHIFT)
+ | ((u64)htole16(pi->ipi_vtag) << I40E_TXD_QW1_L2TAG1_SHIFT));
-/**********************************************************************
- *
- * Use index kept by driver and the flag on each descriptor to find used
- * descriptor/buffers and clean them up for re-use.
- *
- * This method of reclaiming descriptors is current incompatible with
- * DEV_NETMAP.
- *
- * Returns TRUE if there are more descriptors to be cleaned after this
- * function exits.
- *
- **********************************************************************/
-static bool
-ixl_txeof_dwb(struct ixl_queue *que)
-{
- struct tx_ring *txr = &que->txr;
- u32 first, last, done;
- u32 limit = 256;
- struct ixl_tx_buf *buf;
- struct i40e_tx_desc *tx_desc, *eop_desc;
-
- mtx_assert(&txr->mtx, MA_OWNED);
-
- /* There are no descriptors to clean */
- if (txr->avail == que->num_tx_desc) {
- atomic_store_rel_32(&txr->watchdog_timer, 0);
- return FALSE;
+ txr->tx_bytes += seglen;
+ pidx_last = i;
+ i = (i+1) & mask;
}
+ /* Set the last descriptor for report */
+ txd->cmd_type_offset_bsz |=
+ htole64(((u64)IXL_TXD_CMD << I40E_TXD_QW1_CMD_SHIFT));
+ /* Add to report status array (if using TX interrupts) */
+ if (!vsi->enable_head_writeback && tx_intr) {
+ txr->tx_rsq[txr->tx_rs_pidx] = pidx_last;
+ txr->tx_rs_pidx = (txr->tx_rs_pidx+1) & mask;
+ MPASS(txr->tx_rs_pidx != txr->tx_rs_cidx);
+ }
+ pi->ipi_new_pidx = i;
- /* Set starting index/descriptor/buffer */
- first = txr->next_to_clean;
- buf = &txr->buffers[first];
- tx_desc = &txr->base[first];
-
- /*
- * This function operates per-packet -- identifies the start of the
- * packet and gets the index of the last descriptor of the packet from
- * it, from eop_index.
- *
- * If the last descriptor is marked "done" by the hardware, then all
- * of the descriptors for the packet are cleaned.
- */
- last = buf->eop_index;
- if (last == -1)
- return FALSE;
- eop_desc = &txr->base[last];
-
- /* Sync DMA before reading from ring */
- bus_dmamap_sync(txr->dma.tag, txr->dma.map, BUS_DMASYNC_POSTREAD);
-
- /*
- * Get the index of the first descriptor beyond the EOP and call that
- * 'done'. Simplifies the comparison for the inner loop below.
- */
- if (++last == que->num_tx_desc)
- last = 0;
- done = last;
-
- /*
- * We find the last completed descriptor by examining each
- * descriptor's status bits to see if it's done.
- */
- do {
- /* Break if last descriptor in packet isn't marked done */
- if ((eop_desc->cmd_type_offset_bsz & I40E_TXD_QW1_DTYPE_MASK)
- != I40E_TX_DESC_DTYPE_DESC_DONE)
- break;
-
- /* Clean the descriptors that make up the processed packet */
- while (first != done) {
- /*
- * If there was a buffer attached to this descriptor,
- * prevent the adapter from accessing it, and add its
- * length to the queue's TX stats.
- */
- if (buf->m_head) {
- txr->bytes += buf->m_head->m_pkthdr.len;
- txr->tx_bytes += buf->m_head->m_pkthdr.len;
- bus_dmamap_sync(buf->tag, buf->map,
- BUS_DMASYNC_POSTWRITE);
- bus_dmamap_unload(buf->tag, buf->map);
- m_freem(buf->m_head);
- buf->m_head = NULL;
- }
- buf->eop_index = -1;
- ++txr->avail;
-
- if (++first == que->num_tx_desc)
- first = 0;
- buf = &txr->buffers[first];
- tx_desc = &txr->base[first];
- }
- ++txr->packets;
- /* If a packet was successfully cleaned, reset the watchdog timer */
- atomic_store_rel_32(&txr->watchdog_timer, IXL_WATCHDOG);
-
- /*
- * Since buf is the first buffer after the one that was just
- * cleaned, check if the packet it starts is done, too.
- */
- last = buf->eop_index;
- if (last != -1) {
- eop_desc = &txr->base[last];
- /* Get next done point */
- if (++last == que->num_tx_desc) last = 0;
- done = last;
- } else
- break;
- } while (--limit);
-
- bus_dmamap_sync(txr->dma.tag, txr->dma.map,
- BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
-
- txr->next_to_clean = first;
-
- /*
- * If there are no pending descriptors, clear the watchdog timer.
- */
- if (txr->avail == que->num_tx_desc) {
- atomic_store_rel_32(&txr->watchdog_timer, 0);
- return FALSE;
- }
-
- return TRUE;
+ ++txr->tx_packets;
+ return (0);
}
-bool
-ixl_txeof(struct ixl_queue *que)
+static void
+ixl_isc_txd_flush(void *arg, uint16_t txqid, qidx_t pidx)
{
- struct ixl_vsi *vsi = que->vsi;
+ struct ixl_vsi *vsi = arg;
+ struct tx_ring *txr = &vsi->tx_queues[txqid].txr;
- return (vsi->enable_head_writeback) ? ixl_txeof_hwb(que)
- : ixl_txeof_dwb(que);
+ /*
+ * Advance the Transmit Descriptor Tail (Tdt), this tells the
+ * hardware that this frame is available to transmit.
+ */
+ wr32(vsi->hw, txr->tail, pidx);
}
/*********************************************************************
*
- * Refresh mbuf buffers for RX descriptor rings
- * - now keeps its own state so discards due to resource
- * exhaustion are unnecessary, if an mbuf cannot be obtained
- * it just returns, keeping its placeholder, thus it can simply
- * be recalled to try again.
+ * (Re)Initialize a queue transmit ring by clearing its memory.
*
**********************************************************************/
-static void
-ixl_refresh_mbufs(struct ixl_queue *que, int limit)
+void
+ixl_init_tx_ring(struct ixl_vsi *vsi, struct ixl_tx_queue *que)
{
- struct ixl_vsi *vsi = que->vsi;
- struct rx_ring *rxr = &que->rxr;
- bus_dma_segment_t hseg[1];
- bus_dma_segment_t pseg[1];
- struct ixl_rx_buf *buf;
- struct mbuf *mh, *mp;
- int i, j, nsegs, error;
- bool refreshed = FALSE;
+ struct tx_ring *txr = &que->txr;
- i = j = rxr->next_refresh;
- /* Control the loop with one beyond */
- if (++j == que->num_rx_desc)
- j = 0;
+ /* Clear the old ring contents */
+ bzero((void *)txr->tx_base,
+ (sizeof(struct i40e_tx_desc)) *
+ (vsi->shared->isc_ntxd[0] + (vsi->enable_head_writeback ? 1 : 0)));
- while (j != limit) {
- buf = &rxr->buffers[i];
- if (rxr->hdr_split == FALSE)
- goto no_split;
+ // TODO: Write max descriptor index instead of 0?
+ wr32(vsi->hw, txr->tail, 0);
+ wr32(vsi->hw, I40E_QTX_HEAD(txr->me), 0);
+}
- if (buf->m_head == NULL) {
- mh = m_gethdr(M_NOWAIT, MT_DATA);
- if (mh == NULL)
- goto update;
- } else
- mh = buf->m_head;
+/*
+ * ixl_get_tx_head - Retrieve the value from the
+ * location the HW records its HEAD index
+ */
+static inline u32
+ixl_get_tx_head(struct ixl_tx_queue *que)
+{
+ if_softc_ctx_t scctx = que->vsi->shared;
+ struct tx_ring *txr = &que->txr;
+ void *head = &txr->tx_base[scctx->isc_ntxd[0]];
- mh->m_pkthdr.len = mh->m_len = MHLEN;
- mh->m_len = MHLEN;
- mh->m_flags |= M_PKTHDR;
- /* Get the memory mapping */
- error = bus_dmamap_load_mbuf_sg(rxr->htag,
- buf->hmap, mh, hseg, &nsegs, BUS_DMA_NOWAIT);
- if (error != 0) {
- printf("Refresh mbufs: hdr dmamap load"
- " failure - %d\n", error);
- m_free(mh);
- buf->m_head = NULL;
- goto update;
- }
- buf->m_head = mh;
- bus_dmamap_sync(rxr->htag, buf->hmap,
- BUS_DMASYNC_PREREAD);
- rxr->base[i].read.hdr_addr =
- htole64(hseg[0].ds_addr);
-
-no_split:
- if (buf->m_pack == NULL) {
- mp = m_getjcl(M_NOWAIT, MT_DATA,
- M_PKTHDR, rxr->mbuf_sz);
- if (mp == NULL)
- goto update;
- } else
- mp = buf->m_pack;
-
- mp->m_pkthdr.len = mp->m_len = rxr->mbuf_sz;
- /* Get the memory mapping */
- error = bus_dmamap_load_mbuf_sg(rxr->ptag,
- buf->pmap, mp, pseg, &nsegs, BUS_DMA_NOWAIT);
- if (error != 0) {
- printf("Refresh mbufs: payload dmamap load"
- " failure - %d\n", error);
- m_free(mp);
- buf->m_pack = NULL;
- goto update;
- }
- buf->m_pack = mp;
- bus_dmamap_sync(rxr->ptag, buf->pmap,
- BUS_DMASYNC_PREREAD);
- rxr->base[i].read.pkt_addr =
- htole64(pseg[0].ds_addr);
- /* Used only when doing header split */
- rxr->base[i].read.hdr_addr = 0;
-
- refreshed = TRUE;
- /* Next is precalculated */
- i = j;
- rxr->next_refresh = i;
- if (++j == que->num_rx_desc)
- j = 0;
- }
-update:
- if (refreshed) /* Update hardware tail index */
- wr32(vsi->hw, rxr->tail, rxr->next_refresh);
- return;
+ return LE32_TO_CPU(*(volatile __le32 *)head);
}
-
-/*********************************************************************
- *
- * Allocate memory for rx_buffer structures. Since we use one
- * rx_buffer per descriptor, the maximum number of rx_buffer's
- * that we'll need is equal to the number of receive descriptors
- * that we've defined.
- *
- **********************************************************************/
-int
-ixl_allocate_rx_data(struct ixl_queue *que)
+static int
+ixl_isc_txd_credits_update_hwb(void *arg, uint16_t qid, bool clear)
{
- struct rx_ring *rxr = &que->rxr;
- struct ixl_vsi *vsi = que->vsi;
- device_t dev = vsi->dev;
- struct ixl_rx_buf *buf;
- int i, bsize, error;
+ struct ixl_vsi *vsi = arg;
+ if_softc_ctx_t scctx = vsi->shared;
+ struct ixl_tx_queue *que = &vsi->tx_queues[qid];
+ struct tx_ring *txr = &que->txr;
+ int head, credits;
- if ((error = bus_dma_tag_create(bus_get_dma_tag(dev), /* parent */
- 1, 0, /* alignment, bounds */
- BUS_SPACE_MAXADDR, /* lowaddr */
- BUS_SPACE_MAXADDR, /* highaddr */
- NULL, NULL, /* filter, filterarg */
- MSIZE, /* maxsize */
- 1, /* nsegments */
- MSIZE, /* maxsegsize */
- 0, /* flags */
- NULL, /* lockfunc */
- NULL, /* lockfuncarg */
- &rxr->htag))) {
- device_printf(dev, "Unable to create RX DMA htag\n");
- return (error);
- }
+ /* Get the Head WB value */
+ head = ixl_get_tx_head(que);
- if ((error = bus_dma_tag_create(bus_get_dma_tag(dev), /* parent */
- 1, 0, /* alignment, bounds */
- BUS_SPACE_MAXADDR, /* lowaddr */
- BUS_SPACE_MAXADDR, /* highaddr */
- NULL, NULL, /* filter, filterarg */
- MJUM16BYTES, /* maxsize */
- 1, /* nsegments */
- MJUM16BYTES, /* maxsegsize */
- 0, /* flags */
- NULL, /* lockfunc */
- NULL, /* lockfuncarg */
- &rxr->ptag))) {
- device_printf(dev, "Unable to create RX DMA ptag\n");
- goto free_rx_htag;
- }
+ credits = head - txr->tx_cidx_processed;
+ if (credits < 0)
+ credits += scctx->isc_ntxd[0];
+ if (clear)
+ txr->tx_cidx_processed = head;
- bsize = sizeof(struct ixl_rx_buf) * que->num_rx_desc;
- if (!(rxr->buffers =
- (struct ixl_rx_buf *) malloc(bsize,
- M_DEVBUF, M_NOWAIT | M_ZERO))) {
- device_printf(dev, "Unable to allocate rx_buffer memory\n");
- error = ENOMEM;
- goto free_rx_ptag;
- }
-
- for (i = 0; i < que->num_rx_desc; i++) {
- buf = &rxr->buffers[i];
- error = bus_dmamap_create(rxr->htag,
- BUS_DMA_NOWAIT, &buf->hmap);
- if (error) {
- device_printf(dev, "Unable to create RX head map\n");
- goto free_buffers;
- }
- error = bus_dmamap_create(rxr->ptag,
- BUS_DMA_NOWAIT, &buf->pmap);
- if (error) {
- bus_dmamap_destroy(rxr->htag, buf->hmap);
- device_printf(dev, "Unable to create RX pkt map\n");
- goto free_buffers;
- }
- }
-
- return 0;
-free_buffers:
- while (i--) {
- buf = &rxr->buffers[i];
- bus_dmamap_destroy(rxr->ptag, buf->pmap);
- bus_dmamap_destroy(rxr->htag, buf->hmap);
- }
- free(rxr->buffers, M_DEVBUF);
- rxr->buffers = NULL;
-free_rx_ptag:
- bus_dma_tag_destroy(rxr->ptag);
- rxr->ptag = NULL;
-free_rx_htag:
- bus_dma_tag_destroy(rxr->htag);
- rxr->htag = NULL;
- return (error);
+ return (credits);
}
-
-/*********************************************************************
- *
- * (Re)Initialize the queue receive ring and its buffers.
- *
- **********************************************************************/
-int
-ixl_init_rx_ring(struct ixl_queue *que)
+static int
+ixl_isc_txd_credits_update_dwb(void *arg, uint16_t txqid, bool clear)
{
- struct rx_ring *rxr = &que->rxr;
- struct ixl_vsi *vsi = que->vsi;
-#if defined(INET6) || defined(INET)
- struct ifnet *ifp = vsi->ifp;
- struct lro_ctrl *lro = &rxr->lro;
-#endif
- struct ixl_rx_buf *buf;
- bus_dma_segment_t pseg[1], hseg[1];
- int rsize, nsegs, error = 0;
-#ifdef DEV_NETMAP
- struct netmap_adapter *na = NA(que->vsi->ifp);
- struct netmap_slot *slot;
-#endif /* DEV_NETMAP */
+ struct ixl_vsi *vsi = arg;
+ struct ixl_tx_queue *tx_que = &vsi->tx_queues[txqid];
+ if_softc_ctx_t scctx = vsi->shared;
+ struct tx_ring *txr = &tx_que->txr;
- IXL_RX_LOCK(rxr);
-#ifdef DEV_NETMAP
- /* same as in ixl_init_tx_ring() */
- slot = netmap_reset(na, NR_RX, que->me, 0);
-#endif /* DEV_NETMAP */
- /* Clear the ring contents */
- rsize = roundup2(que->num_rx_desc *
- sizeof(union i40e_rx_desc), DBA_ALIGN);
- bzero((void *)rxr->base, rsize);
- /* Cleanup any existing buffers */
- for (int i = 0; i < que->num_rx_desc; i++) {
- buf = &rxr->buffers[i];
- if (buf->m_head != NULL) {
- bus_dmamap_sync(rxr->htag, buf->hmap,
- BUS_DMASYNC_POSTREAD);
- bus_dmamap_unload(rxr->htag, buf->hmap);
- buf->m_head->m_flags |= M_PKTHDR;
- m_freem(buf->m_head);
- }
- if (buf->m_pack != NULL) {
- bus_dmamap_sync(rxr->ptag, buf->pmap,
- BUS_DMASYNC_POSTREAD);
- bus_dmamap_unload(rxr->ptag, buf->pmap);
- buf->m_pack->m_flags |= M_PKTHDR;
- m_freem(buf->m_pack);
- }
- buf->m_head = NULL;
- buf->m_pack = NULL;
- }
+ qidx_t processed = 0;
+ qidx_t cur, prev, ntxd, rs_cidx;
+ int32_t delta;
+ bool is_done;
- /* header split is off */
- rxr->hdr_split = FALSE;
+ rs_cidx = txr->tx_rs_cidx;
+#if 0
+ device_printf(iflib_get_dev(vsi->ctx), "%s: (q%d) rs_cidx %d, txr->tx_rs_pidx %d\n", __func__,
+ txr->me, rs_cidx, txr->tx_rs_pidx);
+#endif
+ if (rs_cidx == txr->tx_rs_pidx)
+ return (0);
+ cur = txr->tx_rsq[rs_cidx];
+ MPASS(cur != QIDX_INVALID);
+ is_done = ixl_is_tx_desc_done(txr, cur);
- /* Now replenish the mbufs */
- for (int j = 0; j != que->num_rx_desc; ++j) {
- struct mbuf *mh, *mp;
+ if (clear == false || !is_done)
+ return (0);
- buf = &rxr->buffers[j];
-#ifdef DEV_NETMAP
- /*
- * In netmap mode, fill the map and set the buffer
- * address in the NIC ring, considering the offset
- * between the netmap and NIC rings (see comment in
- * ixgbe_setup_transmit_ring() ). No need to allocate
- * an mbuf, so end the block with a continue;
- */
- if (slot) {
- int sj = netmap_idx_n2k(na->rx_rings[que->me], j);
- uint64_t paddr;
- void *addr;
-
- addr = PNMB(na, slot + sj, &paddr);
- netmap_load_map(na, rxr->dma.tag, buf->pmap, addr);
- /* Update descriptor and the cached value */
- rxr->base[j].read.pkt_addr = htole64(paddr);
- rxr->base[j].read.hdr_addr = 0;
- continue;
- }
-#endif /* DEV_NETMAP */
- /*
- ** Don't allocate mbufs if not
- ** doing header split, its wasteful
- */
- if (rxr->hdr_split == FALSE)
- goto skip_head;
-
- /* First the header */
- buf->m_head = m_gethdr(M_NOWAIT, MT_DATA);
- if (buf->m_head == NULL) {
- error = ENOBUFS;
- goto fail;
- }
- m_adj(buf->m_head, ETHER_ALIGN);
- mh = buf->m_head;
- mh->m_len = mh->m_pkthdr.len = MHLEN;
- mh->m_flags |= M_PKTHDR;
- /* Get the memory mapping */
- error = bus_dmamap_load_mbuf_sg(rxr->htag,
- buf->hmap, buf->m_head, hseg,
- &nsegs, BUS_DMA_NOWAIT);
- if (error != 0) /* Nothing elegant to do here */
- goto fail;
- bus_dmamap_sync(rxr->htag,
- buf->hmap, BUS_DMASYNC_PREREAD);
- /* Update descriptor */
- rxr->base[j].read.hdr_addr = htole64(hseg[0].ds_addr);
-
-skip_head:
- /* Now the payload cluster */
- buf->m_pack = m_getjcl(M_NOWAIT, MT_DATA,
- M_PKTHDR, rxr->mbuf_sz);
- if (buf->m_pack == NULL) {
- error = ENOBUFS;
- goto fail;
- }
- mp = buf->m_pack;
- mp->m_pkthdr.len = mp->m_len = rxr->mbuf_sz;
- /* Get the memory mapping */
- error = bus_dmamap_load_mbuf_sg(rxr->ptag,
- buf->pmap, mp, pseg,
- &nsegs, BUS_DMA_NOWAIT);
- if (error != 0)
- goto fail;
- bus_dmamap_sync(rxr->ptag,
- buf->pmap, BUS_DMASYNC_PREREAD);
- /* Update descriptor */
- rxr->base[j].read.pkt_addr = htole64(pseg[0].ds_addr);
- rxr->base[j].read.hdr_addr = 0;
- }
-
-
- /* Setup our descriptor indices */
- rxr->next_check = 0;
- rxr->next_refresh = 0;
- rxr->lro_enabled = FALSE;
- rxr->split = 0;
- rxr->bytes = 0;
- rxr->discard = FALSE;
-
- wr32(vsi->hw, rxr->tail, que->num_rx_desc - 1);
- ixl_flush(vsi->hw);
-
-#if defined(INET6) || defined(INET)
- /*
- ** Now set up the LRO interface:
- */
- if (ifp->if_capenable & IFCAP_LRO) {
- int err = tcp_lro_init(lro);
- if (err) {
- if_printf(ifp, "queue %d: LRO Initialization failed!\n", que->me);
- goto fail;
- }
- INIT_DBG_IF(ifp, "queue %d: RX Soft LRO Initialized", que->me);
- rxr->lro_enabled = TRUE;
- lro->ifp = vsi->ifp;
- }
+ prev = txr->tx_cidx_processed;
+ ntxd = scctx->isc_ntxd[0];
+ do {
+ delta = (int32_t)cur - (int32_t)prev;
+ MPASS(prev == 0 || delta != 0);
+ if (delta < 0)
+ delta += ntxd;
+#if 0
+ device_printf(iflib_get_dev(vsi->ctx),
+ "%s: (q%d) cidx_processed=%u cur=%u clear=%d delta=%d\n",
+ __func__, txr->me, prev, cur, clear, delta);
#endif
+ processed += delta;
+ prev = cur;
+ rs_cidx = (rs_cidx + 1) & (ntxd-1);
+ if (rs_cidx == txr->tx_rs_pidx)
+ break;
+ cur = txr->tx_rsq[rs_cidx];
+ MPASS(cur != QIDX_INVALID);
+ is_done = ixl_is_tx_desc_done(txr, cur);
+ } while (is_done);
- bus_dmamap_sync(rxr->dma.tag, rxr->dma.map,
- BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
+ txr->tx_rs_cidx = rs_cidx;
+ txr->tx_cidx_processed = prev;
-fail:
- IXL_RX_UNLOCK(rxr);
- return (error);
+#if 0
+ device_printf(iflib_get_dev(vsi->ctx), "%s: (q%d) processed %d\n", __func__, txr->me, processed);
+#endif
+ return (processed);
}
-
-/*********************************************************************
- *
- * Free station receive ring data structures
- *
- **********************************************************************/
-void
-ixl_free_que_rx(struct ixl_queue *que)
+static void
+ixl_isc_rxd_refill(void *arg, if_rxd_update_t iru)
{
- struct rx_ring *rxr = &que->rxr;
- struct ixl_rx_buf *buf;
+ struct ixl_vsi *vsi = arg;
+ if_softc_ctx_t scctx = vsi->shared;
+ struct rx_ring *rxr = &((vsi->rx_queues[iru->iru_qsidx]).rxr);
+ uint64_t *paddrs;
+ uint32_t next_pidx, pidx;
+ uint16_t count;
+ int i;
- /* Cleanup any existing buffers */
- if (rxr->buffers != NULL) {
- for (int i = 0; i < que->num_rx_desc; i++) {
- buf = &rxr->buffers[i];
+ paddrs = iru->iru_paddrs;
+ pidx = iru->iru_pidx;
+ count = iru->iru_count;
- /* Free buffers and unload dma maps */
- ixl_rx_discard(rxr, i);
-
- bus_dmamap_destroy(rxr->htag, buf->hmap);
- bus_dmamap_destroy(rxr->ptag, buf->pmap);
- }
- free(rxr->buffers, M_DEVBUF);
- rxr->buffers = NULL;
- }
-
- if (rxr->htag != NULL) {
- bus_dma_tag_destroy(rxr->htag);
- rxr->htag = NULL;
- }
- if (rxr->ptag != NULL) {
- bus_dma_tag_destroy(rxr->ptag);
- rxr->ptag = NULL;
- }
+ for (i = 0, next_pidx = pidx; i < count; i++) {
+ rxr->rx_base[next_pidx].read.pkt_addr = htole64(paddrs[i]);
+ if (++next_pidx == scctx->isc_nrxd[0])
+ next_pidx = 0;
+ }
}
-static inline void
-ixl_rx_input(struct rx_ring *rxr, struct ifnet *ifp, struct mbuf *m, u8 ptype)
+static void
+ixl_isc_rxd_flush(void * arg, uint16_t rxqid, uint8_t flid __unused, qidx_t pidx)
{
+ struct ixl_vsi *vsi = arg;
+ struct rx_ring *rxr = &vsi->rx_queues[rxqid].rxr;
-#if defined(INET6) || defined(INET)
- /*
- * ATM LRO is only for IPv4/TCP packets and TCP checksum of the packet
- * should be computed by hardware. Also it should not have VLAN tag in
- * ethernet header.
- */
- if (rxr->lro_enabled &&
- (ifp->if_capenable & IFCAP_VLAN_HWTAGGING) != 0 &&
- (m->m_pkthdr.csum_flags & (CSUM_DATA_VALID | CSUM_PSEUDO_HDR)) ==
- (CSUM_DATA_VALID | CSUM_PSEUDO_HDR)) {
- /*
- * Send to the stack if:
- ** - LRO not enabled, or
- ** - no LRO resources, or
- ** - lro enqueue fails
- */
- if (rxr->lro.lro_cnt != 0)
- if (tcp_lro_rx(&rxr->lro, m, 0) == 0)
- return;
- }
-#endif
- (*ifp->if_input)(ifp, m);
+ wr32(vsi->hw, rxr->tail, pidx);
}
-
-static inline void
-ixl_rx_discard(struct rx_ring *rxr, int i)
+static int
+ixl_isc_rxd_available(void *arg, uint16_t rxqid, qidx_t idx, qidx_t budget)
{
- struct ixl_rx_buf *rbuf;
+ struct ixl_vsi *vsi = arg;
+ struct rx_ring *rxr = &vsi->rx_queues[rxqid].rxr;
+ union i40e_rx_desc *rxd;
+ u64 qword;
+ uint32_t status;
+ int cnt, i, nrxd;
- KASSERT(rxr != NULL, ("Receive ring pointer cannot be null"));
- KASSERT(i < rxr->que->num_rx_desc, ("Descriptor index must be less than que->num_desc"));
+ nrxd = vsi->shared->isc_nrxd[0];
- rbuf = &rxr->buffers[i];
+ if (budget == 1) {
+ rxd = &rxr->rx_base[idx];
+ qword = le64toh(rxd->wb.qword1.status_error_len);
+ status = (qword & I40E_RXD_QW1_STATUS_MASK)
+ >> I40E_RXD_QW1_STATUS_SHIFT;
+ return !!(status & (1 << I40E_RX_DESC_STATUS_DD_SHIFT));
+ }
- /* Free the mbufs in the current chain for the packet */
- if (rbuf->fmp != NULL) {
- bus_dmamap_sync(rxr->ptag, rbuf->pmap, BUS_DMASYNC_POSTREAD);
- m_freem(rbuf->fmp);
- rbuf->fmp = NULL;
- }
+ for (cnt = 0, i = idx; cnt < nrxd - 1 && cnt <= budget;) {
+ rxd = &rxr->rx_base[i];
+ qword = le64toh(rxd->wb.qword1.status_error_len);
+ status = (qword & I40E_RXD_QW1_STATUS_MASK)
+ >> I40E_RXD_QW1_STATUS_SHIFT;
- /*
- * Free the mbufs for the current descriptor; and let ixl_refresh_mbufs()
- * assign new mbufs to these.
- */
- if (rbuf->m_head) {
- bus_dmamap_sync(rxr->htag, rbuf->hmap, BUS_DMASYNC_POSTREAD);
- bus_dmamap_unload(rxr->htag, rbuf->hmap);
- m_free(rbuf->m_head);
- rbuf->m_head = NULL;
+ if ((status & (1 << I40E_RX_DESC_STATUS_DD_SHIFT)) == 0)
+ break;
+ if (++i == nrxd)
+ i = 0;
+ if (status & (1 << I40E_RX_DESC_STATUS_EOF_SHIFT))
+ cnt++;
}
-
- if (rbuf->m_pack) {
- bus_dmamap_sync(rxr->ptag, rbuf->pmap, BUS_DMASYNC_POSTREAD);
- bus_dmamap_unload(rxr->ptag, rbuf->pmap);
- m_free(rbuf->m_pack);
- rbuf->m_pack = NULL;
- }
+
+ return (cnt);
}
-#ifdef RSS
/*
** i40e_ptype_to_hash: parse the packet type
** to determine the appropriate hash.
@@ -1631,13 +584,13 @@
decoded = decode_rx_desc_ptype(ptype);
if (!decoded.known)
- return M_HASHTYPE_OPAQUE_HASH;
+ return M_HASHTYPE_OPAQUE;
- if (decoded.outer_ip == I40E_RX_PTYPE_OUTER_L2)
- return M_HASHTYPE_OPAQUE_HASH;
+ if (decoded.outer_ip == I40E_RX_PTYPE_OUTER_L2)
+ return M_HASHTYPE_OPAQUE;
/* Note: anything that gets to this point is IP */
- if (decoded.outer_ip_ver == I40E_RX_PTYPE_OUTER_IPV6) {
+ if (decoded.outer_ip_ver == I40E_RX_PTYPE_OUTER_IPV6) {
switch (decoded.inner_prot) {
case I40E_RX_PTYPE_INNER_PROT_TCP:
return M_HASHTYPE_RSS_TCP_IPV6;
@@ -1647,7 +600,7 @@
return M_HASHTYPE_RSS_IPV6;
}
}
- if (decoded.outer_ip_ver == I40E_RX_PTYPE_OUTER_IPV4) {
+ if (decoded.outer_ip_ver == I40E_RX_PTYPE_OUTER_IPV4) {
switch (decoded.inner_prot) {
case I40E_RX_PTYPE_INNER_PROT_TCP:
return M_HASHTYPE_RSS_TCP_IPV4;
@@ -1658,56 +611,38 @@
}
}
/* We should never get here!! */
- return M_HASHTYPE_OPAQUE_HASH;
+ return M_HASHTYPE_OPAQUE;
}
-#endif /* RSS */
/*********************************************************************
*
- * This routine executes in interrupt context. It replenishes
- * the mbufs in the descriptor and sends data which has been
+ * This routine executes in ithread context. It sends data which has been
* dma'ed into host memory to upper layer.
*
- * We loop at most count times if count is > 0, or until done if
- * count < 0.
+ * Returns 0 upon success, errno on failure
*
- * Return TRUE for more work, FALSE for all clean.
*********************************************************************/
-bool
-ixl_rxeof(struct ixl_queue *que, int count)
+static int
+ixl_isc_rxd_pkt_get(void *arg, if_rxd_info_t ri)
{
- struct ixl_vsi *vsi = que->vsi;
+ struct ixl_vsi *vsi = arg;
+ struct ixl_rx_queue *que = &vsi->rx_queues[ri->iri_qsidx];
struct rx_ring *rxr = &que->rxr;
- struct ifnet *ifp = vsi->ifp;
-#if defined(INET6) || defined(INET)
- struct lro_ctrl *lro = &rxr->lro;
-#endif
- int i, nextp, processed = 0;
union i40e_rx_desc *cur;
- struct ixl_rx_buf *rbuf, *nbuf;
+ u32 status, error;
+ u16 plen, vtag;
+ u64 qword;
+ u8 ptype;
+ bool eop;
+ int i, cidx;
- IXL_RX_LOCK(rxr);
+ cidx = ri->iri_cidx;
+ i = 0;
+ do {
+ /* 5 descriptor receive limit */
+ MPASS(i < IXL_MAX_RX_SEGS);
-#ifdef DEV_NETMAP
- if (netmap_rx_irq(ifp, que->me, &count)) {
- IXL_RX_UNLOCK(rxr);
- return (FALSE);
- }
-#endif /* DEV_NETMAP */
-
- for (i = rxr->next_check; count != 0;) {
- struct mbuf *sendmp, *mh, *mp;
- u32 status, error;
- u16 hlen, plen, vtag;
- u64 qword;
- u8 ptype;
- bool eop;
-
- /* Sync the ring. */
- bus_dmamap_sync(rxr->dma.tag, rxr->dma.map,
- BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE);
-
- cur = &rxr->base[i];
+ cur = &rxr->rx_base[cidx];
qword = le64toh(cur->wb.qword1.status_error_len);
status = (qword & I40E_RXD_QW1_STATUS_MASK)
>> I40E_RXD_QW1_STATUS_SHIFT;
@@ -1715,229 +650,54 @@
>> I40E_RXD_QW1_ERROR_SHIFT;
plen = (qword & I40E_RXD_QW1_LENGTH_PBUF_MASK)
>> I40E_RXD_QW1_LENGTH_PBUF_SHIFT;
- hlen = (qword & I40E_RXD_QW1_LENGTH_HBUF_MASK)
- >> I40E_RXD_QW1_LENGTH_HBUF_SHIFT;
ptype = (qword & I40E_RXD_QW1_PTYPE_MASK)
>> I40E_RXD_QW1_PTYPE_SHIFT;
- if ((status & (1 << I40E_RX_DESC_STATUS_DD_SHIFT)) == 0) {
- ++rxr->not_done;
- break;
- }
- if ((ifp->if_drv_flags & IFF_DRV_RUNNING) == 0)
- break;
+ /* we should never be called without a valid descriptor */
+ MPASS((status & (1 << I40E_RX_DESC_STATUS_DD_SHIFT)) != 0);
- count--;
- sendmp = NULL;
- nbuf = NULL;
+ ri->iri_len += plen;
+ rxr->bytes += plen;
+
cur->wb.qword1.status_error_len = 0;
- rbuf = &rxr->buffers[i];
- mh = rbuf->m_head;
- mp = rbuf->m_pack;
eop = (status & (1 << I40E_RX_DESC_STATUS_EOF_SHIFT));
if (status & (1 << I40E_RX_DESC_STATUS_L2TAG1P_SHIFT))
vtag = le16toh(cur->wb.qword0.lo_dword.l2tag1);
else
vtag = 0;
- /* Remove device access to the rx buffers. */
- if (rbuf->m_head != NULL) {
- bus_dmamap_sync(rxr->htag, rbuf->hmap,
- BUS_DMASYNC_POSTREAD);
- bus_dmamap_unload(rxr->htag, rbuf->hmap);
- }
- if (rbuf->m_pack != NULL) {
- bus_dmamap_sync(rxr->ptag, rbuf->pmap,
- BUS_DMASYNC_POSTREAD);
- bus_dmamap_unload(rxr->ptag, rbuf->pmap);
- }
-
/*
** Make sure bad packets are discarded,
** note that only EOP descriptor has valid
** error results.
*/
- if (eop && (error & (1 << I40E_RX_DESC_ERROR_RXE_SHIFT))) {
+ if (eop && (error & (1 << I40E_RX_DESC_ERROR_RXE_SHIFT))) {
rxr->desc_errs++;
- ixl_rx_discard(rxr, i);
- goto next_desc;
+ return (EBADMSG);
}
+ ri->iri_frags[i].irf_flid = 0;
+ ri->iri_frags[i].irf_idx = cidx;
+ ri->iri_frags[i].irf_len = plen;
+ if (++cidx == vsi->shared->isc_nrxd[0])
+ cidx = 0;
+ i++;
+ } while (!eop);
- /* Prefetch the next buffer */
- if (!eop) {
- nextp = i + 1;
- if (nextp == que->num_rx_desc)
- nextp = 0;
- nbuf = &rxr->buffers[nextp];
- prefetch(nbuf);
- }
+ /* capture data for dynamic ITR adjustment */
+ rxr->packets++;
+ rxr->rx_packets++;
- /*
- ** The header mbuf is ONLY used when header
- ** split is enabled, otherwise we get normal
- ** behavior, ie, both header and payload
- ** are DMA'd into the payload buffer.
- **
- ** Rather than using the fmp/lmp global pointers
- ** we now keep the head of a packet chain in the
- ** buffer struct and pass this along from one
- ** descriptor to the next, until we get EOP.
- */
- if (rxr->hdr_split && (rbuf->fmp == NULL)) {
- if (hlen > IXL_RX_HDR)
- hlen = IXL_RX_HDR;
- mh->m_len = hlen;
- mh->m_flags |= M_PKTHDR;
- mh->m_next = NULL;
- mh->m_pkthdr.len = mh->m_len;
- /* Null buf pointer so it is refreshed */
- rbuf->m_head = NULL;
- /*
- ** Check the payload length, this
- ** could be zero if its a small
- ** packet.
- */
- if (plen > 0) {
- mp->m_len = plen;
- mp->m_next = NULL;
- mp->m_flags &= ~M_PKTHDR;
- mh->m_next = mp;
- mh->m_pkthdr.len += mp->m_len;
- /* Null buf pointer so it is refreshed */
- rbuf->m_pack = NULL;
- rxr->split++;
- }
- /*
- ** Now create the forward
- ** chain so when complete
- ** we wont have to.
- */
- if (eop == 0) {
- /* stash the chain head */
- nbuf->fmp = mh;
- /* Make forward chain */
- if (plen)
- mp->m_next = nbuf->m_pack;
- else
- mh->m_next = nbuf->m_pack;
- } else {
- /* Singlet, prepare to send */
- sendmp = mh;
- if (vtag) {
- sendmp->m_pkthdr.ether_vtag = vtag;
- sendmp->m_flags |= M_VLANTAG;
- }
- }
- } else {
- /*
- ** Either no header split, or a
- ** secondary piece of a fragmented
- ** split packet.
- */
- mp->m_len = plen;
- /*
- ** See if there is a stored head
- ** that determines what we are
- */
- sendmp = rbuf->fmp;
- rbuf->m_pack = rbuf->fmp = NULL;
-
- if (sendmp != NULL) /* secondary frag */
- sendmp->m_pkthdr.len += mp->m_len;
- else {
- /* first desc of a non-ps chain */
- sendmp = mp;
- sendmp->m_flags |= M_PKTHDR;
- sendmp->m_pkthdr.len = mp->m_len;
- }
- /* Pass the head pointer on */
- if (eop == 0) {
- nbuf->fmp = sendmp;
- sendmp = NULL;
- mp->m_next = nbuf->m_pack;
- }
- }
- ++processed;
- /* Sending this frame? */
- if (eop) {
- sendmp->m_pkthdr.rcvif = ifp;
- /* gather stats */
- rxr->rx_packets++;
- rxr->rx_bytes += sendmp->m_pkthdr.len;
- /* capture data for dynamic ITR adjustment */
- rxr->packets++;
- rxr->bytes += sendmp->m_pkthdr.len;
- /* Set VLAN tag (field only valid in eop desc) */
- if (vtag) {
- sendmp->m_pkthdr.ether_vtag = vtag;
- sendmp->m_flags |= M_VLANTAG;
- }
- if ((ifp->if_capenable & IFCAP_RXCSUM) != 0)
- ixl_rx_checksum(sendmp, status, error, ptype);
-#ifdef RSS
- sendmp->m_pkthdr.flowid =
- le32toh(cur->wb.qword0.hi_dword.rss);
- M_HASHTYPE_SET(sendmp, ixl_ptype_to_hash(ptype));
-#else
- sendmp->m_pkthdr.flowid = que->msix;
- M_HASHTYPE_SET(sendmp, M_HASHTYPE_OPAQUE);
-#endif
- }
-next_desc:
- bus_dmamap_sync(rxr->dma.tag, rxr->dma.map,
- BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
-
- /* Advance our pointers to the next descriptor. */
- if (++i == que->num_rx_desc)
- i = 0;
-
- /* Now send to the stack or do LRO */
- if (sendmp != NULL) {
- rxr->next_check = i;
- IXL_RX_UNLOCK(rxr);
- ixl_rx_input(rxr, ifp, sendmp, ptype);
- IXL_RX_LOCK(rxr);
- /*
- * Update index used in loop in case another
- * ixl_rxeof() call executes when lock is released
- */
- i = rxr->next_check;
- }
-
- /* Every 8 descriptors we go to refresh mbufs */
- if (processed == 8) {
- ixl_refresh_mbufs(que, i);
- processed = 0;
- }
- }
-
- /* Refresh any remaining buf structs */
- if (ixl_rx_unrefreshed(que))
- ixl_refresh_mbufs(que, i);
-
- rxr->next_check = i;
-
- IXL_RX_UNLOCK(rxr);
-
-#if defined(INET6) || defined(INET)
- /*
- * Flush any outstanding LRO work
- */
-#if __FreeBSD_version >= 1100105
- tcp_lro_flush_all(lro);
-#else
- struct lro_entry *queued;
- while ((queued = SLIST_FIRST(&lro->lro_active)) != NULL) {
- SLIST_REMOVE_HEAD(&lro->lro_active, next);
- tcp_lro_flush(lro, queued);
- }
-#endif
-#endif /* defined(INET6) || defined(INET) */
-
- return (FALSE);
+ if ((vsi->ifp->if_capenable & IFCAP_RXCSUM) != 0)
+ ixl_rx_checksum(ri, status, error, ptype);
+ ri->iri_flowid = le32toh(cur->wb.qword0.hi_dword.rss);
+ ri->iri_rsstype = ixl_ptype_to_hash(ptype);
+ ri->iri_vtag = vtag;
+ ri->iri_nfrags = i;
+ if (vtag)
+ ri->iri_flags |= M_VLANTAG;
+ return (0);
}
-
/*********************************************************************
*
* Verify that the hardware indicated that the checksum is valid.
@@ -1946,194 +706,64 @@
*
*********************************************************************/
static void
-ixl_rx_checksum(struct mbuf * mp, u32 status, u32 error, u8 ptype)
+ixl_rx_checksum(if_rxd_info_t ri, u32 status, u32 error, u8 ptype)
{
struct i40e_rx_ptype_decoded decoded;
- decoded = decode_rx_desc_ptype(ptype);
+ ri->iri_csum_flags = 0;
- /* Errors? */
- if (error & ((1 << I40E_RX_DESC_ERROR_IPE_SHIFT) |
- (1 << I40E_RX_DESC_ERROR_L4E_SHIFT))) {
- mp->m_pkthdr.csum_flags = 0;
+ /* No L3 or L4 checksum was calculated */
+ if (!(status & (1 << I40E_RX_DESC_STATUS_L3L4P_SHIFT)))
return;
- }
+ decoded = decode_rx_desc_ptype(ptype);
+
/* IPv6 with extension headers likely have bad csum */
if (decoded.outer_ip == I40E_RX_PTYPE_OUTER_IP &&
- decoded.outer_ip_ver == I40E_RX_PTYPE_OUTER_IPV6)
+ decoded.outer_ip_ver == I40E_RX_PTYPE_OUTER_IPV6) {
if (status &
(1 << I40E_RX_DESC_STATUS_IPV6EXADD_SHIFT)) {
- mp->m_pkthdr.csum_flags = 0;
+ ri->iri_csum_flags = 0;
return;
}
+ }
-
- /* IP Checksum Good */
- mp->m_pkthdr.csum_flags = CSUM_IP_CHECKED;
- mp->m_pkthdr.csum_flags |= CSUM_IP_VALID;
+ ri->iri_csum_flags |= CSUM_L3_CALC;
- if (status & (1 << I40E_RX_DESC_STATUS_L3L4P_SHIFT)) {
- mp->m_pkthdr.csum_flags |=
- (CSUM_DATA_VALID | CSUM_PSEUDO_HDR);
- mp->m_pkthdr.csum_data |= htons(0xffff);
- }
- return;
-}
+ /* IPv4 checksum error */
+ if (error & (1 << I40E_RX_DESC_ERROR_IPE_SHIFT))
+ return;
-#if __FreeBSD_version >= 1100000
-uint64_t
-ixl_get_counter(if_t ifp, ift_counter cnt)
-{
- struct ixl_vsi *vsi;
+ ri->iri_csum_flags |= CSUM_L3_VALID;
+ ri->iri_csum_flags |= CSUM_L4_CALC;
- vsi = if_getsoftc(ifp);
+ /* L4 checksum error */
+ if (error & (1 << I40E_RX_DESC_ERROR_L4E_SHIFT))
+ return;
- switch (cnt) {
- case IFCOUNTER_IPACKETS:
- return (vsi->ipackets);
- case IFCOUNTER_IERRORS:
- return (vsi->ierrors);
- case IFCOUNTER_OPACKETS:
- return (vsi->opackets);
- case IFCOUNTER_OERRORS:
- return (vsi->oerrors);
- case IFCOUNTER_COLLISIONS:
- /* Collisions are by standard impossible in 40G/10G Ethernet */
- return (0);
- case IFCOUNTER_IBYTES:
- return (vsi->ibytes);
- case IFCOUNTER_OBYTES:
- return (vsi->obytes);
- case IFCOUNTER_IMCASTS:
- return (vsi->imcasts);
- case IFCOUNTER_OMCASTS:
- return (vsi->omcasts);
- case IFCOUNTER_IQDROPS:
- return (vsi->iqdrops);
- case IFCOUNTER_OQDROPS:
- return (vsi->oqdrops);
- case IFCOUNTER_NOPROTO:
- return (vsi->noproto);
- default:
- return (if_get_counter_default(ifp, cnt));
- }
+ ri->iri_csum_flags |= CSUM_L4_VALID;
+ ri->iri_csum_data |= htons(0xffff);
}
-#endif
/*
- * Set TX and RX ring size adjusting value to supported range
+ * Input: bitmap of enum i40e_aq_link_speed
*/
-void
-ixl_vsi_setup_rings_size(struct ixl_vsi * vsi, int tx_ring_size, int rx_ring_size)
+u64
+ixl_max_aq_speed_to_value(u8 link_speeds)
{
- struct device * dev = vsi->dev;
-
- if (tx_ring_size < IXL_MIN_RING
- || tx_ring_size > IXL_MAX_RING
- || tx_ring_size % IXL_RING_INCREMENT != 0) {
- device_printf(dev, "Invalid tx_ring_size value of %d set!\n",
- tx_ring_size);
- device_printf(dev, "tx_ring_size must be between %d and %d, "
- "inclusive, and must be a multiple of %d\n",
- IXL_MIN_RING, IXL_MAX_RING, IXL_RING_INCREMENT);
- device_printf(dev, "Using default value of %d instead\n",
- IXL_DEFAULT_RING);
- vsi->num_tx_desc = IXL_DEFAULT_RING;
- } else
- vsi->num_tx_desc = tx_ring_size;
-
- if (rx_ring_size < IXL_MIN_RING
- || rx_ring_size > IXL_MAX_RING
- || rx_ring_size % IXL_RING_INCREMENT != 0) {
- device_printf(dev, "Invalid rx_ring_size value of %d set!\n",
- rx_ring_size);
- device_printf(dev, "rx_ring_size must be between %d and %d, "
- "inclusive, and must be a multiple of %d\n",
- IXL_MIN_RING, IXL_MAX_RING, IXL_RING_INCREMENT);
- device_printf(dev, "Using default value of %d instead\n",
- IXL_DEFAULT_RING);
- vsi->num_rx_desc = IXL_DEFAULT_RING;
- } else
- vsi->num_rx_desc = rx_ring_size;
-
- device_printf(dev, "using %d tx descriptors and %d rx descriptors\n",
- vsi->num_tx_desc, vsi->num_rx_desc);
-
+ if (link_speeds & I40E_LINK_SPEED_40GB)
+ return IF_Gbps(40);
+ if (link_speeds & I40E_LINK_SPEED_25GB)
+ return IF_Gbps(25);
+ if (link_speeds & I40E_LINK_SPEED_20GB)
+ return IF_Gbps(20);
+ if (link_speeds & I40E_LINK_SPEED_10GB)
+ return IF_Gbps(10);
+ if (link_speeds & I40E_LINK_SPEED_1GB)
+ return IF_Gbps(1);
+ if (link_speeds & I40E_LINK_SPEED_100MB)
+ return IF_Mbps(100);
+ else
+ /* Minimum supported link speed */
+ return IF_Mbps(100);
}
-
-static void
-ixl_queue_sw_irq(struct ixl_vsi *vsi, int qidx)
-{
- struct i40e_hw *hw = vsi->hw;
- u32 reg, mask;
-
- if ((vsi->flags & IXL_FLAGS_IS_VF) != 0) {
- mask = (I40E_VFINT_DYN_CTLN1_INTENA_MASK |
- I40E_VFINT_DYN_CTLN1_SWINT_TRIG_MASK |
- I40E_VFINT_DYN_CTLN1_ITR_INDX_MASK);
-
- reg = I40E_VFINT_DYN_CTLN1(qidx);
- } else {
- mask = (I40E_PFINT_DYN_CTLN_INTENA_MASK |
- I40E_PFINT_DYN_CTLN_SWINT_TRIG_MASK |
- I40E_PFINT_DYN_CTLN_ITR_INDX_MASK);
-
- reg = ((vsi->flags & IXL_FLAGS_USES_MSIX) != 0) ?
- I40E_PFINT_DYN_CTLN(qidx) : I40E_PFINT_DYN_CTL0;
- }
-
- wr32(hw, reg, mask);
-}
-
-int
-ixl_queue_hang_check(struct ixl_vsi *vsi)
-{
- struct ixl_queue *que = vsi->queues;
- device_t dev = vsi->dev;
- struct tx_ring *txr;
- s32 timer, new_timer;
- int hung = 0;
-
- for (int i = 0; i < vsi->num_queues; i++, que++) {
- txr = &que->txr;
- /*
- * If watchdog_timer is equal to defualt value set by ixl_txeof
- * just substract hz and move on - the queue is most probably
- * running. Otherwise check the value.
- */
- if (atomic_cmpset_rel_32(&txr->watchdog_timer,
- IXL_WATCHDOG, (IXL_WATCHDOG) - hz) == 0) {
- timer = atomic_load_acq_32(&txr->watchdog_timer);
- /*
- * Again - if the timer was reset to default value
- * then queue is running. Otherwise check if watchdog
- * expired and act accrdingly.
- */
-
- if (timer > 0 && timer != IXL_WATCHDOG) {
- new_timer = timer - hz;
- if (new_timer <= 0) {
- atomic_store_rel_32(&txr->watchdog_timer, -1);
- device_printf(dev, "WARNING: queue %d "
- "appears to be hung!\n", que->me);
- ++hung;
- /* Try to unblock the queue with SW IRQ */
- ixl_queue_sw_irq(vsi, i);
- } else {
- /*
- * If this fails, that means something in the TX path
- * has updated the watchdog, so it means the TX path
- * is still working and the watchdog doesn't need
- * to countdown.
- */
- atomic_cmpset_rel_32(&txr->watchdog_timer,
- timer, new_timer);
- }
- }
- }
- }
-
- return (hung);
-}
-
Index: head/sys/dev/ixl/ixlv.h
===================================================================
--- head/sys/dev/ixl/ixlv.h
+++ head/sys/dev/ixl/ixlv.h
@@ -38,8 +38,7 @@
#include "ixlv_vc_mgr.h"
-#define IXLV_AQ_MAX_ERR 30
-#define IXLV_MAX_INIT_WAIT 120
+#define IXLV_AQ_MAX_ERR 200
#define IXLV_MAX_FILTERS 128
#define IXLV_MAX_QUEUES 16
#define IXLV_AQ_TIMEOUT (1 * hz)
@@ -79,6 +78,8 @@
"\23I40E_VIRTCHNL_VF_OFFLOAD_RSS_PCTYPE_V2" \
"\24I40E_VIRTCHNL_VF_OFFLOAD_RSS_PF"
+static MALLOC_DEFINE(M_IXLV, "ixlv", "ixlv driver allocations");
+
/* Driver state */
enum ixlv_state_t {
IXLV_START,
@@ -144,9 +145,10 @@
u32 qbase;
u32 admvec;
struct timeout_task timeout;
+#ifdef notyet
struct task aq_irq;
struct task aq_sched;
- struct taskqueue *tq;
+#endif
struct ixl_vsi vsi;
@@ -186,7 +188,6 @@
u8 aq_buffer[IXL_AQ_BUF_SZ];
};
-#define IXLV_CORE_LOCK_ASSERT(sc) mtx_assert(&(sc)->mtx, MA_OWNED)
/*
** This checks for a zero mac addr, something that will be likely
** unless the Admin on the Host has created one.
@@ -205,6 +206,8 @@
/*
** VF Common function prototypes
*/
+void ixlv_if_init(if_ctx_t ctx);
+
int ixlv_send_api_ver(struct ixlv_sc *);
int ixlv_verify_api_ver(struct ixlv_sc *);
int ixlv_send_vf_config_msg(struct ixlv_sc *);
Index: head/sys/dev/ixl/ixlvc.c
===================================================================
--- head/sys/dev/ixl/ixlvc.c
+++ head/sys/dev/ixl/ixlvc.c
@@ -386,7 +386,9 @@
{
device_t dev = sc->dev;
struct ixl_vsi *vsi = &sc->vsi;
- struct ixl_queue *que = vsi->queues;
++ if_softc_ctx_t scctx = iflib_get_softc_ctx(vsi->ctx);
++ struct ixl_tx_queue *tx_que = vsi->tx_queues;
++ struct ixl_rx_queue *rx_que = vsi->rx_queues;
struct tx_ring *txr;
struct rx_ring *rxr;
int len, pairs;
@@ -394,7 +396,9 @@
struct virtchnl_vsi_queue_config_info *vqci;
struct virtchnl_queue_pair_info *vqpi;
- pairs = vsi->num_queues;
++ /* XXX: Linux PF driver wants matching ids in each tx/rx struct, so both TX/RX
++ * queues of a pair need to be configured */
++ pairs = max(vsi->num_tx_queues, vsi->num_rx_queues);
len = sizeof(struct virtchnl_vsi_queue_config_info) +
(sizeof(struct virtchnl_queue_pair_info) * pairs);
vqci = malloc(len, M_DEVBUF, M_NOWAIT | M_ZERO);
@@ -409,25 +413,24 @@
/* Size check is not needed here - HW max is 16 queue pairs, and we
* can fit info for 31 of them into the AQ buffer before it overflows.
*/
- for (int i = 0; i < pairs; i++, que++, vqpi++) {
- txr = &que->txr;
- rxr = &que->rxr;
++ for (int i = 0; i < pairs; i++, tx_que++, rx_que++, vqpi++) {
++ txr = &tx_que->txr;
++ rxr = &rx_que->rxr;
++
vqpi->txq.vsi_id = vqci->vsi_id;
vqpi->txq.queue_id = i;
- vqpi->txq.ring_len = que->num_tx_desc;
- vqpi->txq.dma_ring_addr = txr->dma.pa;
++ vqpi->txq.ring_len = scctx->isc_ntxd[0];
++ vqpi->txq.dma_ring_addr = txr->tx_paddr;
/* Enable Head writeback */
- if (vsi->enable_head_writeback) {
- vqpi->txq.headwb_enabled = 1;
- vqpi->txq.dma_headwb_addr = txr->dma.pa +
- (que->num_tx_desc * sizeof(struct i40e_tx_desc));
- }
+ vqpi->txq.headwb_enabled = 0;
+ vqpi->txq.dma_headwb_addr = 0;
vqpi->rxq.vsi_id = vqci->vsi_id;
vqpi->rxq.queue_id = i;
- vqpi->rxq.ring_len = que->num_rx_desc;
- vqpi->rxq.dma_ring_addr = rxr->dma.pa;
- vqpi->rxq.max_pkt_size = vsi->max_frame_size;
++ vqpi->rxq.ring_len = scctx->isc_nrxd[0];
++ vqpi->rxq.dma_ring_addr = rxr->rx_paddr;
++ vqpi->rxq.max_pkt_size = scctx->isc_max_frame_size;
++ // TODO: Get this value from iflib, somehow
vqpi->rxq.databuffer_size = rxr->mbuf_sz;
vqpi->rxq.splithdr_enabled = 0;
}
@@ -448,6 +451,8 @@
struct virtchnl_queue_select vqs;
vqs.vsi_id = sc->vsi_res->vsi_id;
++ /* XXX: In Linux PF, as long as neither of these is 0,
++ * every queue in VF VSI is enabled. */
vqs.tx_queues = (1 << sc->vsi_res->num_queue_pairs) - 1;
vqs.rx_queues = vqs.tx_queues;
ixlv_send_pf_msg(sc, VIRTCHNL_OP_ENABLE_QUEUES,
@@ -465,6 +470,8 @@
struct virtchnl_queue_select vqs;
vqs.vsi_id = sc->vsi_res->vsi_id;
++ /* XXX: In Linux PF, as long as neither of these is 0,
++ * every queue in VF VSI is disabled. */
vqs.tx_queues = (1 << sc->vsi_res->num_queue_pairs) - 1;
vqs.rx_queues = vqs.tx_queues;
ixlv_send_pf_msg(sc, VIRTCHNL_OP_DISABLE_QUEUES,
@@ -483,27 +490,33 @@
struct virtchnl_irq_map_info *vm;
int i, q, len;
struct ixl_vsi *vsi = &sc->vsi;
- struct ixl_queue *que = vsi->queues;
++ struct ixl_rx_queue *rx_que = vsi->rx_queues;
++ if_softc_ctx_t scctx = vsi->shared;
++ device_t dev = sc->dev;
++
++ // XXX: What happens if we only get 1 MSI-X vector?
++ MPASS(scctx->isc_vectors > 1);
/* How many queue vectors, adminq uses one */
- q = sc->msix - 1;
++ // XXX: How do we know how many interrupt vectors we have?
++ q = scctx->isc_vectors - 1;
len = sizeof(struct virtchnl_irq_map_info) +
- (sc->msix * sizeof(struct virtchnl_vector_map));
++ (scctx->isc_vectors * sizeof(struct i40e_virtchnl_vector_map));
vm = malloc(len, M_DEVBUF, M_NOWAIT);
if (!vm) {
- printf("%s: unable to allocate memory\n", __func__);
++ device_printf(dev, "%s: unable to allocate memory\n", __func__);
ixl_vc_schedule_retry(&sc->vc_mgr);
return;
}
- vm->num_vectors = sc->msix;
++ vm->num_vectors = scctx->isc_vectors;
/* Queue vectors first */
- for (i = 0; i < q; i++, que++) {
++ for (i = 0; i < q; i++, rx_que++) {
vm->vecmap[i].vsi_id = sc->vsi_res->vsi_id;
vm->vecmap[i].vector_id = i + 1; /* first is adminq */
- vm->vecmap[i].txq_map = (1 << que->me);
- vm->vecmap[i].rxq_map = (1 << que->me);
+ // vm->vecmap[i].txq_map = (1 << que->me);
+ vm->vecmap[i].rxq_map = (1 << rx_que->rxr.me);
vm->vecmap[i].rxitr_idx = 0;
vm->vecmap[i].txitr_idx = 1;
}
@@ -811,8 +824,10 @@
uint64_t tx_discards;
tx_discards = es->tx_discards;
+#if 0
for (int i = 0; i < vsi->num_queues; i++)
tx_discards += sc->vsi.queues[i].txr.br->br_drops;
+#endif
/* Update ifnet stats */
IXL_SET_IPACKETS(vsi, es->rx_unicast +
@@ -875,8 +890,12 @@
ixlv_set_rss_hena(struct ixlv_sc *sc)
{
struct virtchnl_rss_hena hena;
++ struct i40e_hw *hw = &sc->hw;
- hena.hena = IXL_DEFAULT_RSS_HENA_X722;
++ if (hw->mac.type == I40E_MAC_X722_VF)
++ hena.hena = IXL_DEFAULT_RSS_HENA_X722;
++ else
++ hena.hena = IXL_DEFAULT_RSS_HENA_XL710;
ixlv_send_pf_msg(sc, VIRTCHNL_OP_SET_RSS_HENA,
(u8 *)&hena, sizeof(hena));
@@ -912,9 +931,9 @@
* num_queues.)
*/
que_id = rss_get_indirection_to_bucket(i);
- que_id = que_id % sc->vsi.num_queues;
++ que_id = que_id % sc->vsi.num_rx_queues;
#else
- que_id = i % sc->vsi.num_queues;
++ que_id = i % sc->vsi.num_rx_queues;
#endif
lut = que_id & IXL_RSS_VSI_LUT_ENTRY_MASK;
rss_lut_msg->lut[i] = lut;
@@ -961,9 +980,9 @@
case VIRTCHNL_EVENT_RESET_IMPENDING:
device_printf(dev, "PF initiated reset!\n");
sc->init_state = IXLV_RESET_PENDING;
- mtx_unlock(&sc->mtx);
- ixlv_init(vsi);
- mtx_lock(&sc->mtx);
++ // mtx_unlock(&sc->mtx);
++ ixlv_if_init(sc->vsi.ctx);
++ // mtx_lock(&sc->mtx);
break;
default:
device_printf(dev, "%s: Unknown event %d from AQ\n",
@@ -1023,7 +1042,7 @@
/* Turn on all interrupts */
ixlv_enable_intr(vsi);
/* And inform the stack we're ready */
- vsi->ifp->if_drv_flags |= IFF_DRV_RUNNING;
+ // vsi->ifp->if_drv_flags |= IFF_DRV_RUNNING;
/* TODO: Clear a state flag, so we know we're ready to run init again */
}
break;
@@ -1161,7 +1180,6 @@
{
struct ixl_vc_mgr *mgr = (struct ixl_vc_mgr *)arg;
- IXLV_CORE_LOCK_ASSERT(mgr->sc);
ixl_vc_process_completion(mgr, I40E_ERR_TIMEOUT);
}
@@ -1170,7 +1188,6 @@
{
struct ixl_vc_mgr *mgr = (struct ixl_vc_mgr *)arg;
- IXLV_CORE_LOCK_ASSERT(mgr->sc);
ixl_vc_send_current(mgr);
}
@@ -1213,8 +1230,6 @@
ixl_vc_enqueue(struct ixl_vc_mgr *mgr, struct ixl_vc_cmd *cmd,
uint32_t req, ixl_vc_callback_t *callback, void *arg)
{
- IXLV_CORE_LOCK_ASSERT(mgr->sc);
-
if (cmd->flags & IXLV_VC_CMD_FLAG_BUSY) {
if (mgr->current == cmd)
mgr->current = NULL;
@@ -1236,7 +1251,6 @@
{
struct ixl_vc_cmd *cmd;
- IXLV_CORE_LOCK_ASSERT(mgr->sc);
KASSERT(TAILQ_EMPTY(&mgr->pending) || mgr->current != NULL,
("ixlv: pending commands waiting but no command in progress"));
Index: head/sys/modules/Makefile
===================================================================
--- head/sys/modules/Makefile
+++ head/sys/modules/Makefile
@@ -206,7 +206,6 @@
${_ix} \
${_ixv} \
${_ixl} \
- ${_ixlv} \
jme \
joy \
kbdmux \
Index: head/sys/modules/ixl/Makefile
===================================================================
--- head/sys/modules/ixl/Makefile
+++ head/sys/modules/ixl/Makefile
@@ -3,16 +3,18 @@
.PATH: ${SRCTOP}/sys/dev/ixl
KMOD = if_ixl
-SRCS = device_if.h bus_if.h pci_if.h
-SRCS += opt_inet.h opt_inet6.h opt_rss.h opt_ixl.h
+SRCS = device_if.h bus_if.h pci_if.h ifdi_if.h
+SRCS += opt_inet.h opt_inet6.h opt_rss.h opt_ixl.h opt_iflib.h
SRCS += if_ixl.c ixl_pf_main.c ixl_pf_qmgr.c ixl_txrx.c ixl_pf_i2c.c i40e_osdep.c
-SRCS += ixl_iw.c
-SRCS.PCI_IOV= pci_iov_if.h ixl_pf_iov.c
+SRCS.PCI_IOV = pci_iov_if.h ixl_pf_iov.c
# Shared source
SRCS += i40e_common.c i40e_nvm.c i40e_adminq.c i40e_lan_hmc.c i40e_hmc.c i40e_dcb.c
# Debug messages / sysctls
# CFLAGS += -DIXL_DEBUG
+
+#CFLAGS += -DIXL_IW
+#SRCS += ixl_iw.c
.include <bsd.kmod.mk>
Index: head/sys/modules/ixlv/Makefile
===================================================================
--- head/sys/modules/ixlv/Makefile
+++ head/sys/modules/ixlv/Makefile
@@ -3,8 +3,8 @@
.PATH: ${SRCTOP}/sys/dev/ixl
KMOD = if_ixlv
-SRCS = device_if.h bus_if.h pci_if.h
-SRCS += opt_inet.h opt_inet6.h opt_rss.h opt_ixl.h
+SRCS = device_if.h bus_if.h pci_if.h ifdi_if.h
+SRCS += opt_inet.h opt_inet6.h opt_rss.h opt_ixl.h opt_iflib.h
SRCS += if_ixlv.c ixlvc.c ixl_txrx.c i40e_osdep.c
# Shared source

File Metadata

Mime Type
text/plain
Expires
Sun, Sep 13, 10:28 PM (5 h, 46 m)
Storage Engine
blob
Storage Format
Raw Data
Storage Handle
29603619
Default Alt Text
D15577.1789338487.diff (344 KB)

Event Timeline