1 /*******************************************************************************
3 Intel 10 Gigabit PCI Express Linux driver
4 Copyright(c) 1999 - 2014 Intel Corporation.
6 This program is free software; you can redistribute it and/or modify it
7 under the terms and conditions of the GNU General Public License,
8 version 2, as published by the Free Software Foundation.
10 This program is distributed in the hope it will be useful, but WITHOUT
11 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
15 You should have received a copy of the GNU General Public License along with
16 this program; if not, write to the Free Software Foundation, Inc.,
17 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
19 The full GNU General Public License is included in this distribution in
20 the file called "COPYING".
23 Linux NICS <linux.nics@intel.com>
24 e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
25 Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
27 *******************************************************************************/
29 #include <linux/types.h>
30 #include <linux/module.h>
31 #include <linux/pci.h>
32 #include <linux/netdevice.h>
33 #include <linux/vmalloc.h>
34 #include <linux/string.h>
37 #include <linux/tcp.h>
38 #include <linux/ipv6.h>
39 #include <linux/if_bridge.h>
40 #ifdef NETIF_F_HW_VLAN_CTAG_TX
41 #include <linux/if_vlan.h>
45 #include "ixgbe_type.h"
46 #include "ixgbe_sriov.h"
49 static int __ixgbe_enable_sriov(struct ixgbe_adapter *adapter)
51 struct ixgbe_hw *hw = &adapter->hw;
52 int num_vf_macvlans, i;
53 struct vf_macvlans *mv_list;
55 adapter->flags |= IXGBE_FLAG_SRIOV_ENABLED;
56 e_info(probe, "SR-IOV enabled with %d VFs\n", adapter->num_vfs);
58 /* Enable VMDq flag so device will be set in VM mode */
59 adapter->flags |= IXGBE_FLAG_VMDQ_ENABLED;
60 if (!adapter->ring_feature[RING_F_VMDQ].limit)
61 adapter->ring_feature[RING_F_VMDQ].limit = 1;
62 adapter->ring_feature[RING_F_VMDQ].offset = adapter->num_vfs;
64 num_vf_macvlans = hw->mac.num_rar_entries -
65 (IXGBE_MAX_PF_MACVLANS + 1 + adapter->num_vfs);
67 adapter->mv_list = mv_list = kcalloc(num_vf_macvlans,
68 sizeof(struct vf_macvlans),
71 /* Initialize list of VF macvlans */
72 INIT_LIST_HEAD(&adapter->vf_mvs.l);
73 for (i = 0; i < num_vf_macvlans; i++) {
76 list_add(&mv_list->l, &adapter->vf_mvs.l);
81 /* Initialize default switching mode VEB */
82 IXGBE_WRITE_REG(hw, IXGBE_PFDTXGSWC, IXGBE_PFDTXGSWC_VT_LBEN);
83 adapter->bridge_mode = BRIDGE_MODE_VEB;
85 /* If call to enable VFs succeeded then allocate memory
86 * for per VF control structures.
89 kcalloc(adapter->num_vfs,
90 sizeof(struct vf_data_storage), GFP_KERNEL);
91 if (adapter->vfinfo) {
92 /* limit trafffic classes based on VFs enabled */
93 if ((adapter->hw.mac.type == ixgbe_mac_82599EB) &&
94 (adapter->num_vfs < 16)) {
95 adapter->dcb_cfg.num_tcs.pg_tcs = MAX_TRAFFIC_CLASS;
96 adapter->dcb_cfg.num_tcs.pfc_tcs = MAX_TRAFFIC_CLASS;
97 } else if (adapter->num_vfs < 32) {
98 adapter->dcb_cfg.num_tcs.pg_tcs = 4;
99 adapter->dcb_cfg.num_tcs.pfc_tcs = 4;
101 adapter->dcb_cfg.num_tcs.pg_tcs = 1;
102 adapter->dcb_cfg.num_tcs.pfc_tcs = 1;
105 /* Disable RSC when in SR-IOV mode */
106 adapter->flags2 &= ~(IXGBE_FLAG2_RSC_CAPABLE |
107 IXGBE_FLAG2_RSC_ENABLED);
109 for (i = 0; i < adapter->num_vfs; i++) {
110 /* enable spoof checking for all VFs */
111 adapter->vfinfo[i].spoofchk_enabled = true;
113 /* We support VF RSS querying only for 82599 and x540
114 * devices at the moment. These devices share RSS
115 * indirection table and RSS hash key with PF therefore
116 * we want to disable the querying by default.
118 adapter->vfinfo[i].rss_query_enabled = 0;
127 /* Note this function is called when the user wants to enable SR-IOV
128 * VFs using the now deprecated module parameter
130 void ixgbe_enable_sriov(struct ixgbe_adapter *adapter)
132 int pre_existing_vfs = 0;
134 pre_existing_vfs = pci_num_vf(adapter->pdev);
135 if (!pre_existing_vfs && !adapter->num_vfs)
138 /* If there are pre-existing VFs then we have to force
139 * use of that many - over ride any module parameter value.
140 * This may result from the user unloading the PF driver
141 * while VFs were assigned to guest VMs or because the VFs
142 * have been created via the new PCI SR-IOV sysfs interface.
144 if (pre_existing_vfs) {
145 adapter->num_vfs = pre_existing_vfs;
146 dev_warn(&adapter->pdev->dev,
147 "Virtual Functions already enabled for this device - Please reload all VF drivers to avoid spoofed packet errors\n");
151 * The 82599 supports up to 64 VFs per physical function
152 * but this implementation limits allocation to 63 so that
153 * basic networking resources are still available to the
154 * physical function. If the user requests greater than
155 * 63 VFs then it is an error - reset to default of zero.
157 adapter->num_vfs = min_t(unsigned int, adapter->num_vfs, IXGBE_MAX_VFS_DRV_LIMIT);
159 err = pci_enable_sriov(adapter->pdev, adapter->num_vfs);
161 e_err(probe, "Failed to enable PCI sriov: %d\n", err);
162 adapter->num_vfs = 0;
167 if (!__ixgbe_enable_sriov(adapter))
170 /* If we have gotten to this point then there is no memory available
171 * to manage the VF devices - print message and bail.
173 e_err(probe, "Unable to allocate memory for VF Data Storage - "
175 ixgbe_disable_sriov(adapter);
178 #endif /* #ifdef CONFIG_PCI_IOV */
179 int ixgbe_disable_sriov(struct ixgbe_adapter *adapter)
181 struct ixgbe_hw *hw = &adapter->hw;
186 /* set num VFs to 0 to prevent access to vfinfo */
187 adapter->num_vfs = 0;
189 /* free VF control structures */
190 kfree(adapter->vfinfo);
191 adapter->vfinfo = NULL;
193 /* free macvlan list */
194 kfree(adapter->mv_list);
195 adapter->mv_list = NULL;
197 /* if SR-IOV is already disabled then there is nothing to do */
198 if (!(adapter->flags & IXGBE_FLAG_SRIOV_ENABLED))
201 #ifdef CONFIG_PCI_IOV
203 * If our VFs are assigned we cannot shut down SR-IOV
204 * without causing issues, so just leave the hardware
205 * available but disabled
207 if (pci_vfs_assigned(adapter->pdev)) {
208 e_dev_warn("Unloading driver while VFs are assigned - VFs will not be deallocated\n");
211 /* disable iov and allow time for transactions to clear */
212 pci_disable_sriov(adapter->pdev);
215 /* turn off device IOV mode */
216 IXGBE_WRITE_REG(hw, IXGBE_GCR_EXT, 0);
217 gpie = IXGBE_READ_REG(hw, IXGBE_GPIE);
218 gpie &= ~IXGBE_GPIE_VTMODE_MASK;
219 IXGBE_WRITE_REG(hw, IXGBE_GPIE, gpie);
221 /* set default pool back to 0 */
222 vmdctl = IXGBE_READ_REG(hw, IXGBE_VT_CTL);
223 vmdctl &= ~IXGBE_VT_CTL_POOL_MASK;
224 IXGBE_WRITE_REG(hw, IXGBE_VT_CTL, vmdctl);
225 IXGBE_WRITE_FLUSH(hw);
227 /* Disable VMDq flag so device will be set in VM mode */
228 if (adapter->ring_feature[RING_F_VMDQ].limit == 1) {
229 adapter->flags &= ~IXGBE_FLAG_VMDQ_ENABLED;
230 adapter->flags &= ~IXGBE_FLAG_SRIOV_ENABLED;
231 rss = min_t(int, ixgbe_max_rss_indices(adapter),
234 rss = min_t(int, IXGBE_MAX_L2A_QUEUES, num_online_cpus());
237 adapter->ring_feature[RING_F_VMDQ].offset = 0;
238 adapter->ring_feature[RING_F_RSS].limit = rss;
240 /* take a breather then clean up driver data */
245 static int ixgbe_pci_sriov_enable(struct pci_dev *dev, int num_vfs)
247 #ifdef CONFIG_PCI_IOV
248 struct ixgbe_adapter *adapter = pci_get_drvdata(dev);
251 int pre_existing_vfs = pci_num_vf(dev);
253 if (pre_existing_vfs && pre_existing_vfs != num_vfs)
254 err = ixgbe_disable_sriov(adapter);
255 else if (pre_existing_vfs && pre_existing_vfs == num_vfs)
261 /* While the SR-IOV capability structure reports total VFs to be 64,
262 * we have to limit the actual number allocated based on two factors.
263 * First, we reserve some transmit/receive resources for the PF.
264 * Second, VMDQ also uses the same pools that SR-IOV does. We need to
265 * account for this, so that we don't accidentally allocate more VFs
266 * than we have available pools. The PCI bus driver already checks for
267 * other values out of range.
269 if ((num_vfs + adapter->num_rx_pools) > IXGBE_MAX_VF_FUNCTIONS)
272 adapter->num_vfs = num_vfs;
274 err = __ixgbe_enable_sriov(adapter);
278 for (i = 0; i < adapter->num_vfs; i++)
279 ixgbe_vf_configuration(dev, (i | 0x10000000));
281 err = pci_enable_sriov(dev, num_vfs);
283 e_dev_warn("Failed to enable PCI sriov: %d\n", err);
286 ixgbe_sriov_reinit(adapter);
294 static int ixgbe_pci_sriov_disable(struct pci_dev *dev)
296 struct ixgbe_adapter *adapter = pci_get_drvdata(dev);
298 #ifdef CONFIG_PCI_IOV
299 u32 current_flags = adapter->flags;
302 err = ixgbe_disable_sriov(adapter);
304 /* Only reinit if no error and state changed */
305 #ifdef CONFIG_PCI_IOV
306 if (!err && current_flags != adapter->flags)
307 ixgbe_sriov_reinit(adapter);
313 int ixgbe_pci_sriov_configure(struct pci_dev *dev, int num_vfs)
316 return ixgbe_pci_sriov_disable(dev);
318 return ixgbe_pci_sriov_enable(dev, num_vfs);
321 static int ixgbe_set_vf_multicasts(struct ixgbe_adapter *adapter,
324 int entries = (msgbuf[0] & IXGBE_VT_MSGINFO_MASK)
325 >> IXGBE_VT_MSGINFO_SHIFT;
326 u16 *hash_list = (u16 *)&msgbuf[1];
327 struct vf_data_storage *vfinfo = &adapter->vfinfo[vf];
328 struct ixgbe_hw *hw = &adapter->hw;
333 u32 vmolr = IXGBE_READ_REG(hw, IXGBE_VMOLR(vf));
335 /* only so many hash values supported */
336 entries = min(entries, IXGBE_MAX_VF_MC_ENTRIES);
339 * salt away the number of multi cast addresses assigned
340 * to this VF for later use to restore when the PF multi cast
343 vfinfo->num_vf_mc_hashes = entries;
346 * VFs are limited to using the MTA hash table for their multicast
349 for (i = 0; i < entries; i++) {
350 vfinfo->vf_mc_hashes[i] = hash_list[i];
353 for (i = 0; i < vfinfo->num_vf_mc_hashes; i++) {
354 vector_reg = (vfinfo->vf_mc_hashes[i] >> 5) & 0x7F;
355 vector_bit = vfinfo->vf_mc_hashes[i] & 0x1F;
356 mta_reg = IXGBE_READ_REG(hw, IXGBE_MTA(vector_reg));
357 mta_reg |= (1 << vector_bit);
358 IXGBE_WRITE_REG(hw, IXGBE_MTA(vector_reg), mta_reg);
360 vmolr |= IXGBE_VMOLR_ROMPE;
361 IXGBE_WRITE_REG(hw, IXGBE_VMOLR(vf), vmolr);
366 #ifdef CONFIG_PCI_IOV
367 void ixgbe_restore_vf_multicasts(struct ixgbe_adapter *adapter)
369 struct ixgbe_hw *hw = &adapter->hw;
370 struct vf_data_storage *vfinfo;
376 for (i = 0; i < adapter->num_vfs; i++) {
377 u32 vmolr = IXGBE_READ_REG(hw, IXGBE_VMOLR(i));
378 vfinfo = &adapter->vfinfo[i];
379 for (j = 0; j < vfinfo->num_vf_mc_hashes; j++) {
380 hw->addr_ctrl.mta_in_use++;
381 vector_reg = (vfinfo->vf_mc_hashes[j] >> 5) & 0x7F;
382 vector_bit = vfinfo->vf_mc_hashes[j] & 0x1F;
383 mta_reg = IXGBE_READ_REG(hw, IXGBE_MTA(vector_reg));
384 mta_reg |= (1 << vector_bit);
385 IXGBE_WRITE_REG(hw, IXGBE_MTA(vector_reg), mta_reg);
388 if (vfinfo->num_vf_mc_hashes)
389 vmolr |= IXGBE_VMOLR_ROMPE;
391 vmolr &= ~IXGBE_VMOLR_ROMPE;
392 IXGBE_WRITE_REG(hw, IXGBE_VMOLR(i), vmolr);
395 /* Restore any VF macvlans */
396 ixgbe_full_sync_mac_table(adapter);
400 static int ixgbe_set_vf_vlan(struct ixgbe_adapter *adapter, int add, int vid,
403 /* VLAN 0 is a special case, don't allow it to be removed */
407 return adapter->hw.mac.ops.set_vfta(&adapter->hw, vid, vf, (bool)add);
410 static s32 ixgbe_set_vf_lpe(struct ixgbe_adapter *adapter, u32 *msgbuf, u32 vf)
412 struct ixgbe_hw *hw = &adapter->hw;
413 int max_frame = msgbuf[1];
417 * For 82599EB we have to keep all PFs and VFs operating with
418 * the same max_frame value in order to avoid sending an oversize
419 * frame to a VF. In order to guarantee this is handled correctly
420 * for all cases we have several special exceptions to take into
421 * account before we can enable the VF for receive
423 if (adapter->hw.mac.type == ixgbe_mac_82599EB) {
424 struct net_device *dev = adapter->netdev;
425 int pf_max_frame = dev->mtu + ETH_HLEN;
426 u32 reg_offset, vf_shift, vfre;
430 if (dev->features & NETIF_F_FCOE_MTU)
431 pf_max_frame = max_t(int, pf_max_frame,
432 IXGBE_FCOE_JUMBO_FRAME_SIZE);
434 #endif /* CONFIG_FCOE */
435 switch (adapter->vfinfo[vf].vf_api) {
436 case ixgbe_mbox_api_11:
437 case ixgbe_mbox_api_12:
439 * Version 1.1 supports jumbo frames on VFs if PF has
440 * jumbo frames enabled which means legacy VFs are
443 if (pf_max_frame > ETH_FRAME_LEN)
447 * If the PF or VF are running w/ jumbo frames enabled
448 * we need to shut down the VF Rx path as we cannot
449 * support jumbo frames on legacy VFs
451 if ((pf_max_frame > ETH_FRAME_LEN) ||
452 (max_frame > (ETH_FRAME_LEN + ETH_FCS_LEN)))
457 /* determine VF receive enable location */
459 reg_offset = vf / 32;
461 /* enable or disable receive depending on error */
462 vfre = IXGBE_READ_REG(hw, IXGBE_VFRE(reg_offset));
464 vfre &= ~(1 << vf_shift);
466 vfre |= 1 << vf_shift;
467 IXGBE_WRITE_REG(hw, IXGBE_VFRE(reg_offset), vfre);
470 e_err(drv, "VF max_frame %d out of range\n", max_frame);
475 /* MTU < 68 is an error and causes problems on some kernels */
476 if (max_frame > IXGBE_MAX_JUMBO_FRAME_SIZE) {
477 e_err(drv, "VF max_frame %d out of range\n", max_frame);
481 /* pull current max frame size from hardware */
482 max_frs = IXGBE_READ_REG(hw, IXGBE_MAXFRS);
483 max_frs &= IXGBE_MHADD_MFS_MASK;
484 max_frs >>= IXGBE_MHADD_MFS_SHIFT;
486 if (max_frs < max_frame) {
487 max_frs = max_frame << IXGBE_MHADD_MFS_SHIFT;
488 IXGBE_WRITE_REG(hw, IXGBE_MAXFRS, max_frs);
491 e_info(hw, "VF requests change max MTU to %d\n", max_frame);
496 static void ixgbe_set_vmolr(struct ixgbe_hw *hw, u32 vf, bool aupe)
498 u32 vmolr = IXGBE_READ_REG(hw, IXGBE_VMOLR(vf));
499 vmolr |= IXGBE_VMOLR_BAM;
501 vmolr |= IXGBE_VMOLR_AUPE;
503 vmolr &= ~IXGBE_VMOLR_AUPE;
504 IXGBE_WRITE_REG(hw, IXGBE_VMOLR(vf), vmolr);
507 static void ixgbe_clear_vmvir(struct ixgbe_adapter *adapter, u32 vf)
509 struct ixgbe_hw *hw = &adapter->hw;
511 IXGBE_WRITE_REG(hw, IXGBE_VMVIR(vf), 0);
513 static inline void ixgbe_vf_reset_event(struct ixgbe_adapter *adapter, u32 vf)
515 struct ixgbe_hw *hw = &adapter->hw;
516 struct vf_data_storage *vfinfo = &adapter->vfinfo[vf];
517 u8 num_tcs = netdev_get_num_tc(adapter->netdev);
519 /* add PF assigned VLAN or VLAN 0 */
520 ixgbe_set_vf_vlan(adapter, true, vfinfo->pf_vlan, vf);
522 /* reset offloads to defaults */
523 ixgbe_set_vmolr(hw, vf, !vfinfo->pf_vlan);
525 /* set outgoing tags for VFs */
526 if (!vfinfo->pf_vlan && !vfinfo->pf_qos && !num_tcs) {
527 ixgbe_clear_vmvir(adapter, vf);
529 if (vfinfo->pf_qos || !num_tcs)
530 ixgbe_set_vmvir(adapter, vfinfo->pf_vlan,
533 ixgbe_set_vmvir(adapter, vfinfo->pf_vlan,
534 adapter->default_up, vf);
536 if (vfinfo->spoofchk_enabled)
537 hw->mac.ops.set_vlan_anti_spoofing(hw, true, vf);
540 /* reset multicast table array for vf */
541 adapter->vfinfo[vf].num_vf_mc_hashes = 0;
543 /* Flush and reset the mta with the new values */
544 ixgbe_set_rx_mode(adapter->netdev);
546 ixgbe_del_mac_filter(adapter, adapter->vfinfo[vf].vf_mac_addresses, vf);
548 /* reset VF api back to unknown */
549 adapter->vfinfo[vf].vf_api = ixgbe_mbox_api_10;
552 static int ixgbe_set_vf_mac(struct ixgbe_adapter *adapter,
553 int vf, unsigned char *mac_addr)
555 ixgbe_del_mac_filter(adapter, adapter->vfinfo[vf].vf_mac_addresses, vf);
556 memcpy(adapter->vfinfo[vf].vf_mac_addresses, mac_addr, ETH_ALEN);
557 ixgbe_add_mac_filter(adapter, adapter->vfinfo[vf].vf_mac_addresses, vf);
562 static int ixgbe_set_vf_macvlan(struct ixgbe_adapter *adapter,
563 int vf, int index, unsigned char *mac_addr)
565 struct list_head *pos;
566 struct vf_macvlans *entry;
569 list_for_each(pos, &adapter->vf_mvs.l) {
570 entry = list_entry(pos, struct vf_macvlans, l);
571 if (entry->vf == vf) {
574 entry->is_macvlan = false;
575 ixgbe_del_mac_filter(adapter,
576 entry->vf_macvlan, vf);
582 * If index was zero then we were asked to clear the uc list
583 * for the VF. We're done.
590 list_for_each(pos, &adapter->vf_mvs.l) {
591 entry = list_entry(pos, struct vf_macvlans, l);
597 * If we traversed the entire list and didn't find a free entry
598 * then we're out of space on the RAR table. Also entry may
599 * be NULL because the original memory allocation for the list
600 * failed, which is not fatal but does mean we can't support
601 * VF requests for MACVLAN because we couldn't allocate
602 * memory for the list management required.
604 if (!entry || !entry->free)
608 entry->is_macvlan = true;
610 memcpy(entry->vf_macvlan, mac_addr, ETH_ALEN);
612 ixgbe_add_mac_filter(adapter, mac_addr, vf);
617 int ixgbe_vf_configuration(struct pci_dev *pdev, unsigned int event_mask)
619 struct ixgbe_adapter *adapter = pci_get_drvdata(pdev);
620 unsigned int vfn = (event_mask & 0x3f);
622 bool enable = ((event_mask & 0x10000000U) != 0);
625 eth_zero_addr(adapter->vfinfo[vfn].vf_mac_addresses);
630 static inline void ixgbe_write_qde(struct ixgbe_adapter *adapter, u32 vf,
633 struct ixgbe_hw *hw = &adapter->hw;
634 struct ixgbe_ring_feature *vmdq = &adapter->ring_feature[RING_F_VMDQ];
635 u32 q_per_pool = __ALIGN_MASK(1, ~vmdq->mask);
638 for (i = vf * q_per_pool; i < ((vf + 1) * q_per_pool); i++) {
641 /* flush previous write */
642 IXGBE_WRITE_FLUSH(hw);
644 /* indicate to hardware that we want to set drop enable */
645 reg = IXGBE_QDE_WRITE | IXGBE_QDE_ENABLE;
646 reg |= i << IXGBE_QDE_IDX_SHIFT;
647 IXGBE_WRITE_REG(hw, IXGBE_QDE, reg);
651 static int ixgbe_vf_reset_msg(struct ixgbe_adapter *adapter, u32 vf)
653 struct ixgbe_ring_feature *vmdq = &adapter->ring_feature[RING_F_VMDQ];
654 struct ixgbe_hw *hw = &adapter->hw;
655 unsigned char *vf_mac = adapter->vfinfo[vf].vf_mac_addresses;
656 u32 reg, reg_offset, vf_shift;
657 u32 msgbuf[4] = {0, 0, 0, 0};
658 u8 *addr = (u8 *)(&msgbuf[1]);
659 u32 q_per_pool = __ALIGN_MASK(1, ~vmdq->mask);
662 e_info(probe, "VF Reset msg received from vf %d\n", vf);
664 /* reset the filters for the device */
665 ixgbe_vf_reset_event(adapter, vf);
667 /* set vf mac address */
668 if (!is_zero_ether_addr(vf_mac))
669 ixgbe_set_vf_mac(adapter, vf, vf_mac);
672 reg_offset = vf / 32;
674 /* enable transmit for vf */
675 reg = IXGBE_READ_REG(hw, IXGBE_VFTE(reg_offset));
676 reg |= 1 << vf_shift;
677 IXGBE_WRITE_REG(hw, IXGBE_VFTE(reg_offset), reg);
679 /* force drop enable for all VF Rx queues */
680 ixgbe_write_qde(adapter, vf, IXGBE_QDE_ENABLE);
682 /* enable receive for vf */
683 reg = IXGBE_READ_REG(hw, IXGBE_VFRE(reg_offset));
684 reg |= 1 << vf_shift;
686 * The 82599 cannot support a mix of jumbo and non-jumbo PF/VFs.
687 * For more info take a look at ixgbe_set_vf_lpe
689 if (adapter->hw.mac.type == ixgbe_mac_82599EB) {
690 struct net_device *dev = adapter->netdev;
691 int pf_max_frame = dev->mtu + ETH_HLEN;
694 if (dev->features & NETIF_F_FCOE_MTU)
695 pf_max_frame = max_t(int, pf_max_frame,
696 IXGBE_FCOE_JUMBO_FRAME_SIZE);
698 #endif /* CONFIG_FCOE */
699 if (pf_max_frame > ETH_FRAME_LEN)
700 reg &= ~(1 << vf_shift);
702 IXGBE_WRITE_REG(hw, IXGBE_VFRE(reg_offset), reg);
704 /* enable VF mailbox for further messages */
705 adapter->vfinfo[vf].clear_to_send = true;
707 /* Enable counting of spoofed packets in the SSVPC register */
708 reg = IXGBE_READ_REG(hw, IXGBE_VMECM(reg_offset));
709 reg |= (1 << vf_shift);
710 IXGBE_WRITE_REG(hw, IXGBE_VMECM(reg_offset), reg);
713 * Reset the VFs TDWBAL and TDWBAH registers
714 * which are not cleared by an FLR
716 for (i = 0; i < q_per_pool; i++) {
717 IXGBE_WRITE_REG(hw, IXGBE_PVFTDWBAHn(q_per_pool, vf, i), 0);
718 IXGBE_WRITE_REG(hw, IXGBE_PVFTDWBALn(q_per_pool, vf, i), 0);
721 /* reply to reset with ack and vf mac address */
722 msgbuf[0] = IXGBE_VF_RESET;
723 if (!is_zero_ether_addr(vf_mac)) {
724 msgbuf[0] |= IXGBE_VT_MSGTYPE_ACK;
725 memcpy(addr, vf_mac, ETH_ALEN);
727 msgbuf[0] |= IXGBE_VT_MSGTYPE_NACK;
728 dev_warn(&adapter->pdev->dev,
729 "VF %d has no MAC address assigned, you may have to assign one manually\n",
734 * Piggyback the multicast filter type so VF can compute the
737 msgbuf[3] = hw->mac.mc_filter_type;
738 ixgbe_write_mbx(hw, msgbuf, IXGBE_VF_PERMADDR_MSG_LEN, vf);
743 static int ixgbe_set_vf_mac_addr(struct ixgbe_adapter *adapter,
746 u8 *new_mac = ((u8 *)(&msgbuf[1]));
748 if (!is_valid_ether_addr(new_mac)) {
749 e_warn(drv, "VF %d attempted to set invalid mac\n", vf);
753 if (adapter->vfinfo[vf].pf_set_mac &&
754 !ether_addr_equal(adapter->vfinfo[vf].vf_mac_addresses, new_mac)) {
756 "VF %d attempted to override administratively set MAC address\n"
757 "Reload the VF driver to resume operations\n",
762 return ixgbe_set_vf_mac(adapter, vf, new_mac) < 0;
765 static int ixgbe_find_vlvf_entry(struct ixgbe_hw *hw, u32 vlan)
770 /* short cut the special case */
774 /* Search for the vlan id in the VLVF entries */
775 for (regindex = 1; regindex < IXGBE_VLVF_ENTRIES; regindex++) {
776 vlvf = IXGBE_READ_REG(hw, IXGBE_VLVF(regindex));
777 if ((vlvf & VLAN_VID_MASK) == vlan)
781 /* Return a negative value if not found */
782 if (regindex >= IXGBE_VLVF_ENTRIES)
788 static int ixgbe_set_vf_vlan_msg(struct ixgbe_adapter *adapter,
791 struct ixgbe_hw *hw = &adapter->hw;
792 int add = (msgbuf[0] & IXGBE_VT_MSGINFO_MASK) >> IXGBE_VT_MSGINFO_SHIFT;
793 int vid = (msgbuf[1] & IXGBE_VLVF_VLANID_MASK);
798 u8 tcs = netdev_get_num_tc(adapter->netdev);
800 if (adapter->vfinfo[vf].pf_vlan || tcs) {
802 "VF %d attempted to override administratively set VLAN configuration\n"
803 "Reload the VF driver to resume operations\n",
809 adapter->vfinfo[vf].vlan_count++;
810 else if (adapter->vfinfo[vf].vlan_count)
811 adapter->vfinfo[vf].vlan_count--;
813 /* in case of promiscuous mode any VLAN filter set for a VF must
814 * also have the PF pool added to it.
816 if (add && adapter->netdev->flags & IFF_PROMISC)
817 err = ixgbe_set_vf_vlan(adapter, add, vid, VMDQ_P(0));
819 err = ixgbe_set_vf_vlan(adapter, add, vid, vf);
820 if (!err && adapter->vfinfo[vf].spoofchk_enabled)
821 hw->mac.ops.set_vlan_anti_spoofing(hw, true, vf);
823 /* Go through all the checks to see if the VLAN filter should
824 * be wiped completely.
826 if (!add && adapter->netdev->flags & IFF_PROMISC) {
827 reg_ndx = ixgbe_find_vlvf_entry(hw, vid);
830 vlvf = IXGBE_READ_REG(hw, IXGBE_VLVF(reg_ndx));
831 /* See if any other pools are set for this VLAN filter
832 * entry other than the PF.
834 if (VMDQ_P(0) < 32) {
835 bits = IXGBE_READ_REG(hw, IXGBE_VLVFB(reg_ndx * 2));
836 bits &= ~(1 << VMDQ_P(0));
837 bits |= IXGBE_READ_REG(hw,
838 IXGBE_VLVFB(reg_ndx * 2) + 1);
840 bits = IXGBE_READ_REG(hw,
841 IXGBE_VLVFB(reg_ndx * 2) + 1);
842 bits &= ~(1 << (VMDQ_P(0) - 32));
843 bits |= IXGBE_READ_REG(hw, IXGBE_VLVFB(reg_ndx * 2));
846 /* If the filter was removed then ensure PF pool bit
847 * is cleared if the PF only added itself to the pool
848 * because the PF is in promiscuous mode.
850 if ((vlvf & VLAN_VID_MASK) == vid &&
851 !test_bit(vid, adapter->active_vlans) && !bits)
852 ixgbe_set_vf_vlan(adapter, add, vid, VMDQ_P(0));
858 static int ixgbe_set_vf_macvlan_msg(struct ixgbe_adapter *adapter,
861 u8 *new_mac = ((u8 *)(&msgbuf[1]));
862 int index = (msgbuf[0] & IXGBE_VT_MSGINFO_MASK) >>
863 IXGBE_VT_MSGINFO_SHIFT;
866 if (adapter->vfinfo[vf].pf_set_mac && index > 0) {
868 "VF %d requested MACVLAN filter but is administratively denied\n",
873 /* An non-zero index indicates the VF is setting a filter */
875 if (!is_valid_ether_addr(new_mac)) {
876 e_warn(drv, "VF %d attempted to set invalid mac\n", vf);
881 * If the VF is allowed to set MAC filters then turn off
882 * anti-spoofing to avoid false positives.
884 if (adapter->vfinfo[vf].spoofchk_enabled)
885 ixgbe_ndo_set_vf_spoofchk(adapter->netdev, vf, false);
888 err = ixgbe_set_vf_macvlan(adapter, vf, index, new_mac);
891 "VF %d has requested a MACVLAN filter but there is no space for it\n",
897 static int ixgbe_negotiate_vf_api(struct ixgbe_adapter *adapter,
903 case ixgbe_mbox_api_10:
904 case ixgbe_mbox_api_11:
905 case ixgbe_mbox_api_12:
906 adapter->vfinfo[vf].vf_api = api;
912 e_info(drv, "VF %d requested invalid api version %u\n", vf, api);
917 static int ixgbe_get_vf_queues(struct ixgbe_adapter *adapter,
920 struct net_device *dev = adapter->netdev;
921 struct ixgbe_ring_feature *vmdq = &adapter->ring_feature[RING_F_VMDQ];
922 unsigned int default_tc = 0;
923 u8 num_tcs = netdev_get_num_tc(dev);
925 /* verify the PF is supporting the correct APIs */
926 switch (adapter->vfinfo[vf].vf_api) {
927 case ixgbe_mbox_api_20:
928 case ixgbe_mbox_api_11:
929 case ixgbe_mbox_api_12:
935 /* only allow 1 Tx queue for bandwidth limiting */
936 msgbuf[IXGBE_VF_TX_QUEUES] = __ALIGN_MASK(1, ~vmdq->mask);
937 msgbuf[IXGBE_VF_RX_QUEUES] = __ALIGN_MASK(1, ~vmdq->mask);
939 /* if TCs > 1 determine which TC belongs to default user priority */
941 default_tc = netdev_get_prio_tc_map(dev, adapter->default_up);
943 /* notify VF of need for VLAN tag stripping, and correct queue */
945 msgbuf[IXGBE_VF_TRANS_VLAN] = num_tcs;
946 else if (adapter->vfinfo[vf].pf_vlan || adapter->vfinfo[vf].pf_qos)
947 msgbuf[IXGBE_VF_TRANS_VLAN] = 1;
949 msgbuf[IXGBE_VF_TRANS_VLAN] = 0;
951 /* notify VF of default queue */
952 msgbuf[IXGBE_VF_DEF_QUEUE] = default_tc;
957 static int ixgbe_get_vf_reta(struct ixgbe_adapter *adapter, u32 *msgbuf, u32 vf)
960 u32 *out_buf = &msgbuf[1];
961 const u8 *reta = adapter->rss_indir_tbl;
962 u32 reta_size = ixgbe_rss_indir_tbl_entries(adapter);
964 /* Check if operation is permitted */
965 if (!adapter->vfinfo[vf].rss_query_enabled)
968 /* verify the PF is supporting the correct API */
969 if (adapter->vfinfo[vf].vf_api != ixgbe_mbox_api_12)
972 /* This mailbox command is supported (required) only for 82599 and x540
973 * VFs which support up to 4 RSS queues. Therefore we will compress the
974 * RETA by saving only 2 bits from each entry. This way we will be able
975 * to transfer the whole RETA in a single mailbox operation.
977 for (i = 0; i < reta_size / 16; i++) {
979 for (j = 0; j < 16; j++)
980 out_buf[i] |= (u32)(reta[16 * i + j] & 0x3) << (2 * j);
986 static int ixgbe_get_vf_rss_key(struct ixgbe_adapter *adapter,
989 u32 *rss_key = &msgbuf[1];
991 /* Check if the operation is permitted */
992 if (!adapter->vfinfo[vf].rss_query_enabled)
995 /* verify the PF is supporting the correct API */
996 if (adapter->vfinfo[vf].vf_api != ixgbe_mbox_api_12)
999 memcpy(rss_key, adapter->rss_key, sizeof(adapter->rss_key));
1004 static int ixgbe_rcv_msg_from_vf(struct ixgbe_adapter *adapter, u32 vf)
1006 u32 mbx_size = IXGBE_VFMAILBOX_SIZE;
1007 u32 msgbuf[IXGBE_VFMAILBOX_SIZE];
1008 struct ixgbe_hw *hw = &adapter->hw;
1011 retval = ixgbe_read_mbx(hw, msgbuf, mbx_size, vf);
1014 pr_err("Error receiving message from VF\n");
1018 /* this is a message we already processed, do nothing */
1019 if (msgbuf[0] & (IXGBE_VT_MSGTYPE_ACK | IXGBE_VT_MSGTYPE_NACK))
1022 /* flush the ack before we write any messages back */
1023 IXGBE_WRITE_FLUSH(hw);
1025 if (msgbuf[0] == IXGBE_VF_RESET)
1026 return ixgbe_vf_reset_msg(adapter, vf);
1029 * until the vf completes a virtual function reset it should not be
1030 * allowed to start any configuration.
1032 if (!adapter->vfinfo[vf].clear_to_send) {
1033 msgbuf[0] |= IXGBE_VT_MSGTYPE_NACK;
1034 ixgbe_write_mbx(hw, msgbuf, 1, vf);
1038 switch ((msgbuf[0] & 0xFFFF)) {
1039 case IXGBE_VF_SET_MAC_ADDR:
1040 retval = ixgbe_set_vf_mac_addr(adapter, msgbuf, vf);
1042 case IXGBE_VF_SET_MULTICAST:
1043 retval = ixgbe_set_vf_multicasts(adapter, msgbuf, vf);
1045 case IXGBE_VF_SET_VLAN:
1046 retval = ixgbe_set_vf_vlan_msg(adapter, msgbuf, vf);
1048 case IXGBE_VF_SET_LPE:
1049 retval = ixgbe_set_vf_lpe(adapter, msgbuf, vf);
1051 case IXGBE_VF_SET_MACVLAN:
1052 retval = ixgbe_set_vf_macvlan_msg(adapter, msgbuf, vf);
1054 case IXGBE_VF_API_NEGOTIATE:
1055 retval = ixgbe_negotiate_vf_api(adapter, msgbuf, vf);
1057 case IXGBE_VF_GET_QUEUES:
1058 retval = ixgbe_get_vf_queues(adapter, msgbuf, vf);
1060 case IXGBE_VF_GET_RETA:
1061 retval = ixgbe_get_vf_reta(adapter, msgbuf, vf);
1063 case IXGBE_VF_GET_RSS_KEY:
1064 retval = ixgbe_get_vf_rss_key(adapter, msgbuf, vf);
1067 e_err(drv, "Unhandled Msg %8.8x\n", msgbuf[0]);
1068 retval = IXGBE_ERR_MBX;
1072 /* notify the VF of the results of what it sent us */
1074 msgbuf[0] |= IXGBE_VT_MSGTYPE_NACK;
1076 msgbuf[0] |= IXGBE_VT_MSGTYPE_ACK;
1078 msgbuf[0] |= IXGBE_VT_MSGTYPE_CTS;
1080 ixgbe_write_mbx(hw, msgbuf, mbx_size, vf);
1085 static void ixgbe_rcv_ack_from_vf(struct ixgbe_adapter *adapter, u32 vf)
1087 struct ixgbe_hw *hw = &adapter->hw;
1088 u32 msg = IXGBE_VT_MSGTYPE_NACK;
1090 /* if device isn't clear to send it shouldn't be reading either */
1091 if (!adapter->vfinfo[vf].clear_to_send)
1092 ixgbe_write_mbx(hw, &msg, 1, vf);
1095 void ixgbe_msg_task(struct ixgbe_adapter *adapter)
1097 struct ixgbe_hw *hw = &adapter->hw;
1100 for (vf = 0; vf < adapter->num_vfs; vf++) {
1101 /* process any reset requests */
1102 if (!ixgbe_check_for_rst(hw, vf))
1103 ixgbe_vf_reset_event(adapter, vf);
1105 /* process any messages pending */
1106 if (!ixgbe_check_for_msg(hw, vf))
1107 ixgbe_rcv_msg_from_vf(adapter, vf);
1109 /* process any acks */
1110 if (!ixgbe_check_for_ack(hw, vf))
1111 ixgbe_rcv_ack_from_vf(adapter, vf);
1115 void ixgbe_disable_tx_rx(struct ixgbe_adapter *adapter)
1117 struct ixgbe_hw *hw = &adapter->hw;
1119 /* disable transmit and receive for all vfs */
1120 IXGBE_WRITE_REG(hw, IXGBE_VFTE(0), 0);
1121 IXGBE_WRITE_REG(hw, IXGBE_VFTE(1), 0);
1123 IXGBE_WRITE_REG(hw, IXGBE_VFRE(0), 0);
1124 IXGBE_WRITE_REG(hw, IXGBE_VFRE(1), 0);
1127 void ixgbe_ping_all_vfs(struct ixgbe_adapter *adapter)
1129 struct ixgbe_hw *hw = &adapter->hw;
1133 for (i = 0 ; i < adapter->num_vfs; i++) {
1134 ping = IXGBE_PF_CONTROL_MSG;
1135 if (adapter->vfinfo[i].clear_to_send)
1136 ping |= IXGBE_VT_MSGTYPE_CTS;
1137 ixgbe_write_mbx(hw, &ping, 1, i);
1141 int ixgbe_ndo_set_vf_mac(struct net_device *netdev, int vf, u8 *mac)
1143 struct ixgbe_adapter *adapter = netdev_priv(netdev);
1144 if (!is_valid_ether_addr(mac) || (vf >= adapter->num_vfs))
1146 adapter->vfinfo[vf].pf_set_mac = true;
1147 dev_info(&adapter->pdev->dev, "setting MAC %pM on VF %d\n", mac, vf);
1148 dev_info(&adapter->pdev->dev, "Reload the VF driver to make this"
1149 " change effective.");
1150 if (test_bit(__IXGBE_DOWN, &adapter->state)) {
1151 dev_warn(&adapter->pdev->dev, "The VF MAC address has been set,"
1152 " but the PF device is not up.\n");
1153 dev_warn(&adapter->pdev->dev, "Bring the PF device up before"
1154 " attempting to use the VF device.\n");
1156 return ixgbe_set_vf_mac(adapter, vf, mac);
1159 static int ixgbe_enable_port_vlan(struct ixgbe_adapter *adapter, int vf,
1162 struct ixgbe_hw *hw = &adapter->hw;
1165 err = ixgbe_set_vf_vlan(adapter, true, vlan, vf);
1169 ixgbe_set_vmvir(adapter, vlan, qos, vf);
1170 ixgbe_set_vmolr(hw, vf, false);
1171 if (adapter->vfinfo[vf].spoofchk_enabled)
1172 hw->mac.ops.set_vlan_anti_spoofing(hw, true, vf);
1173 adapter->vfinfo[vf].vlan_count++;
1175 /* enable hide vlan on X550 */
1176 if (hw->mac.type >= ixgbe_mac_X550)
1177 ixgbe_write_qde(adapter, vf, IXGBE_QDE_ENABLE |
1178 IXGBE_QDE_HIDE_VLAN);
1180 adapter->vfinfo[vf].pf_vlan = vlan;
1181 adapter->vfinfo[vf].pf_qos = qos;
1182 dev_info(&adapter->pdev->dev,
1183 "Setting VLAN %d, QOS 0x%x on VF %d\n", vlan, qos, vf);
1184 if (test_bit(__IXGBE_DOWN, &adapter->state)) {
1185 dev_warn(&adapter->pdev->dev,
1186 "The VF VLAN has been set, but the PF device is not up.\n");
1187 dev_warn(&adapter->pdev->dev,
1188 "Bring the PF device up before attempting to use the VF device.\n");
1195 static int ixgbe_disable_port_vlan(struct ixgbe_adapter *adapter, int vf)
1197 struct ixgbe_hw *hw = &adapter->hw;
1200 err = ixgbe_set_vf_vlan(adapter, false,
1201 adapter->vfinfo[vf].pf_vlan, vf);
1202 ixgbe_clear_vmvir(adapter, vf);
1203 ixgbe_set_vmolr(hw, vf, true);
1204 hw->mac.ops.set_vlan_anti_spoofing(hw, false, vf);
1205 if (adapter->vfinfo[vf].vlan_count)
1206 adapter->vfinfo[vf].vlan_count--;
1208 /* disable hide VLAN on X550 */
1209 if (hw->mac.type >= ixgbe_mac_X550)
1210 ixgbe_write_qde(adapter, vf, IXGBE_QDE_ENABLE);
1212 adapter->vfinfo[vf].pf_vlan = 0;
1213 adapter->vfinfo[vf].pf_qos = 0;
1218 int ixgbe_ndo_set_vf_vlan(struct net_device *netdev, int vf, u16 vlan, u8 qos)
1221 struct ixgbe_adapter *adapter = netdev_priv(netdev);
1223 if ((vf >= adapter->num_vfs) || (vlan > 4095) || (qos > 7))
1226 /* Check if there is already a port VLAN set, if so
1227 * we have to delete the old one first before we
1228 * can set the new one. The usage model had
1229 * previously assumed the user would delete the
1230 * old port VLAN before setting a new one but this
1231 * is not necessarily the case.
1233 if (adapter->vfinfo[vf].pf_vlan)
1234 err = ixgbe_disable_port_vlan(adapter, vf);
1237 err = ixgbe_enable_port_vlan(adapter, vf, vlan, qos);
1239 err = ixgbe_disable_port_vlan(adapter, vf);
1246 static int ixgbe_link_mbps(struct ixgbe_adapter *adapter)
1248 switch (adapter->link_speed) {
1249 case IXGBE_LINK_SPEED_100_FULL:
1251 case IXGBE_LINK_SPEED_1GB_FULL:
1253 case IXGBE_LINK_SPEED_10GB_FULL:
1260 static void ixgbe_set_vf_rate_limit(struct ixgbe_adapter *adapter, int vf)
1262 struct ixgbe_ring_feature *vmdq = &adapter->ring_feature[RING_F_VMDQ];
1263 struct ixgbe_hw *hw = &adapter->hw;
1265 u16 queue, queues_per_pool;
1266 u16 tx_rate = adapter->vfinfo[vf].tx_rate;
1269 /* start with base link speed value */
1270 bcnrc_val = adapter->vf_rate_link_speed;
1272 /* Calculate the rate factor values to set */
1273 bcnrc_val <<= IXGBE_RTTBCNRC_RF_INT_SHIFT;
1274 bcnrc_val /= tx_rate;
1276 /* clear everything but the rate factor */
1277 bcnrc_val &= IXGBE_RTTBCNRC_RF_INT_MASK |
1278 IXGBE_RTTBCNRC_RF_DEC_MASK;
1280 /* enable the rate scheduler */
1281 bcnrc_val |= IXGBE_RTTBCNRC_RS_ENA;
1285 * Set global transmit compensation time to the MMW_SIZE in RTTBCNRM
1286 * register. Typically MMW_SIZE=0x014 if 9728-byte jumbo is supported
1287 * and 0x004 otherwise.
1289 switch (hw->mac.type) {
1290 case ixgbe_mac_82599EB:
1291 IXGBE_WRITE_REG(hw, IXGBE_RTTBCNRM, 0x4);
1293 case ixgbe_mac_X540:
1294 IXGBE_WRITE_REG(hw, IXGBE_RTTBCNRM, 0x14);
1300 /* determine how many queues per pool based on VMDq mask */
1301 queues_per_pool = __ALIGN_MASK(1, ~vmdq->mask);
1303 /* write value for all Tx queues belonging to VF */
1304 for (queue = 0; queue < queues_per_pool; queue++) {
1305 unsigned int reg_idx = (vf * queues_per_pool) + queue;
1307 IXGBE_WRITE_REG(hw, IXGBE_RTTDQSEL, reg_idx);
1308 IXGBE_WRITE_REG(hw, IXGBE_RTTBCNRC, bcnrc_val);
1312 void ixgbe_check_vf_rate_limit(struct ixgbe_adapter *adapter)
1316 /* VF Tx rate limit was not set */
1317 if (!adapter->vf_rate_link_speed)
1320 if (ixgbe_link_mbps(adapter) != adapter->vf_rate_link_speed) {
1321 adapter->vf_rate_link_speed = 0;
1322 dev_info(&adapter->pdev->dev,
1323 "Link speed has been changed. VF Transmit rate is disabled\n");
1326 for (i = 0; i < adapter->num_vfs; i++) {
1327 if (!adapter->vf_rate_link_speed)
1328 adapter->vfinfo[i].tx_rate = 0;
1330 ixgbe_set_vf_rate_limit(adapter, i);
1334 int ixgbe_ndo_set_vf_bw(struct net_device *netdev, int vf, int min_tx_rate,
1337 struct ixgbe_adapter *adapter = netdev_priv(netdev);
1340 /* verify VF is active */
1341 if (vf >= adapter->num_vfs)
1344 /* verify link is up */
1345 if (!adapter->link_up)
1348 /* verify we are linked at 10Gbps */
1349 link_speed = ixgbe_link_mbps(adapter);
1350 if (link_speed != 10000)
1356 /* rate limit cannot be less than 10Mbs or greater than link speed */
1357 if (max_tx_rate && ((max_tx_rate <= 10) || (max_tx_rate > link_speed)))
1361 adapter->vf_rate_link_speed = link_speed;
1362 adapter->vfinfo[vf].tx_rate = max_tx_rate;
1364 /* update hardware configuration */
1365 ixgbe_set_vf_rate_limit(adapter, vf);
1370 int ixgbe_ndo_set_vf_spoofchk(struct net_device *netdev, int vf, bool setting)
1372 struct ixgbe_adapter *adapter = netdev_priv(netdev);
1373 int vf_target_reg = vf >> 3;
1374 int vf_target_shift = vf % 8;
1375 struct ixgbe_hw *hw = &adapter->hw;
1378 if (vf >= adapter->num_vfs)
1381 adapter->vfinfo[vf].spoofchk_enabled = setting;
1383 regval = IXGBE_READ_REG(hw, IXGBE_PFVFSPOOF(vf_target_reg));
1384 regval &= ~(1 << vf_target_shift);
1385 regval |= (setting << vf_target_shift);
1386 IXGBE_WRITE_REG(hw, IXGBE_PFVFSPOOF(vf_target_reg), regval);
1388 if (adapter->vfinfo[vf].vlan_count) {
1389 vf_target_shift += IXGBE_SPOOF_VLANAS_SHIFT;
1390 regval = IXGBE_READ_REG(hw, IXGBE_PFVFSPOOF(vf_target_reg));
1391 regval &= ~(1 << vf_target_shift);
1392 regval |= (setting << vf_target_shift);
1393 IXGBE_WRITE_REG(hw, IXGBE_PFVFSPOOF(vf_target_reg), regval);
1399 int ixgbe_ndo_set_vf_rss_query_en(struct net_device *netdev, int vf,
1402 struct ixgbe_adapter *adapter = netdev_priv(netdev);
1404 /* This operation is currently supported only for 82599 and x540
1407 if (adapter->hw.mac.type < ixgbe_mac_82599EB ||
1408 adapter->hw.mac.type >= ixgbe_mac_X550)
1411 if (vf >= adapter->num_vfs)
1414 adapter->vfinfo[vf].rss_query_enabled = setting;
1419 int ixgbe_ndo_get_vf_config(struct net_device *netdev,
1420 int vf, struct ifla_vf_info *ivi)
1422 struct ixgbe_adapter *adapter = netdev_priv(netdev);
1423 if (vf >= adapter->num_vfs)
1426 memcpy(&ivi->mac, adapter->vfinfo[vf].vf_mac_addresses, ETH_ALEN);
1427 ivi->max_tx_rate = adapter->vfinfo[vf].tx_rate;
1428 ivi->min_tx_rate = 0;
1429 ivi->vlan = adapter->vfinfo[vf].pf_vlan;
1430 ivi->qos = adapter->vfinfo[vf].pf_qos;
1431 ivi->spoofchk = adapter->vfinfo[vf].spoofchk_enabled;
1432 ivi->rss_query_en = adapter->vfinfo[vf].rss_query_enabled;