Lines Matching full:pf
56 struct otx2_nic *pf = netdev_priv(netdev); in otx2_change_mtu() local
60 if (pf->xdp_prog && new_mtu > MAX_XDP_MTU) { in otx2_change_mtu()
78 static void otx2_disable_flr_me_intr(struct otx2_nic *pf) in otx2_disable_flr_me_intr() argument
80 int irq, vfs = pf->total_vfs; in otx2_disable_flr_me_intr()
83 otx2_write64(pf, RVU_PF_VFME_INT_ENA_W1CX(0), INTR_MASK(vfs)); in otx2_disable_flr_me_intr()
84 irq = pci_irq_vector(pf->pdev, RVU_PF_INT_VEC_VFME0); in otx2_disable_flr_me_intr()
85 free_irq(irq, pf); in otx2_disable_flr_me_intr()
88 otx2_write64(pf, RVU_PF_VFFLR_INT_ENA_W1CX(0), INTR_MASK(vfs)); in otx2_disable_flr_me_intr()
89 irq = pci_irq_vector(pf->pdev, RVU_PF_INT_VEC_VFFLR0); in otx2_disable_flr_me_intr()
90 free_irq(irq, pf); in otx2_disable_flr_me_intr()
95 otx2_write64(pf, RVU_PF_VFME_INT_ENA_W1CX(1), INTR_MASK(vfs - 64)); in otx2_disable_flr_me_intr()
96 irq = pci_irq_vector(pf->pdev, RVU_PF_INT_VEC_VFME1); in otx2_disable_flr_me_intr()
97 free_irq(irq, pf); in otx2_disable_flr_me_intr()
99 otx2_write64(pf, RVU_PF_VFFLR_INT_ENA_W1CX(1), INTR_MASK(vfs - 64)); in otx2_disable_flr_me_intr()
100 irq = pci_irq_vector(pf->pdev, RVU_PF_INT_VEC_VFFLR1); in otx2_disable_flr_me_intr()
101 free_irq(irq, pf); in otx2_disable_flr_me_intr()
104 static void otx2_flr_wq_destroy(struct otx2_nic *pf) in otx2_flr_wq_destroy() argument
106 if (!pf->flr_wq) in otx2_flr_wq_destroy()
108 destroy_workqueue(pf->flr_wq); in otx2_flr_wq_destroy()
109 pf->flr_wq = NULL; in otx2_flr_wq_destroy()
110 devm_kfree(pf->dev, pf->flr_wrk); in otx2_flr_wq_destroy()
116 struct otx2_nic *pf = flrwork->pf; in otx2_flr_handler() local
117 struct mbox *mbox = &pf->mbox; in otx2_flr_handler()
121 vf = flrwork - pf->flr_wrk; in otx2_flr_handler()
132 if (!otx2_sync_mbox_msg(&pf->mbox)) { in otx2_flr_handler()
138 otx2_write64(pf, RVU_PF_VFTRPENDX(reg), BIT_ULL(vf)); in otx2_flr_handler()
139 otx2_write64(pf, RVU_PF_VFFLR_INT_ENA_W1SX(reg), BIT_ULL(vf)); in otx2_flr_handler()
147 struct otx2_nic *pf = (struct otx2_nic *)pf_irq; in otx2_pf_flr_intr_handler() local
151 if (pf->total_vfs > 64) in otx2_pf_flr_intr_handler()
155 intr = otx2_read64(pf, RVU_PF_VFFLR_INTX(reg)); in otx2_pf_flr_intr_handler()
163 queue_work(pf->flr_wq, &pf->flr_wrk[dev].work); in otx2_pf_flr_intr_handler()
165 otx2_write64(pf, RVU_PF_VFFLR_INTX(reg), BIT_ULL(vf)); in otx2_pf_flr_intr_handler()
167 otx2_write64(pf, RVU_PF_VFFLR_INT_ENA_W1CX(reg), in otx2_pf_flr_intr_handler()
176 struct otx2_nic *pf = (struct otx2_nic *)pf_irq; in otx2_pf_me_intr_handler() local
180 if (pf->total_vfs > 64) in otx2_pf_me_intr_handler()
184 intr = otx2_read64(pf, RVU_PF_VFME_INTX(reg)); in otx2_pf_me_intr_handler()
191 otx2_write64(pf, RVU_PF_VFTRPENDX(reg), BIT_ULL(vf)); in otx2_pf_me_intr_handler()
193 otx2_write64(pf, RVU_PF_VFME_INTX(reg), BIT_ULL(vf)); in otx2_pf_me_intr_handler()
199 static int otx2_register_flr_me_intr(struct otx2_nic *pf, int numvfs) in otx2_register_flr_me_intr() argument
201 struct otx2_hw *hw = &pf->hw; in otx2_register_flr_me_intr()
207 snprintf(irq_name, NAME_SIZE, "RVUPF%d_ME0", rvu_get_pf(pf->pcifunc)); in otx2_register_flr_me_intr()
208 ret = request_irq(pci_irq_vector(pf->pdev, RVU_PF_INT_VEC_VFME0), in otx2_register_flr_me_intr()
209 otx2_pf_me_intr_handler, 0, irq_name, pf); in otx2_register_flr_me_intr()
211 dev_err(pf->dev, in otx2_register_flr_me_intr()
217 snprintf(irq_name, NAME_SIZE, "RVUPF%d_FLR0", rvu_get_pf(pf->pcifunc)); in otx2_register_flr_me_intr()
218 ret = request_irq(pci_irq_vector(pf->pdev, RVU_PF_INT_VEC_VFFLR0), in otx2_register_flr_me_intr()
219 otx2_pf_flr_intr_handler, 0, irq_name, pf); in otx2_register_flr_me_intr()
221 dev_err(pf->dev, in otx2_register_flr_me_intr()
229 rvu_get_pf(pf->pcifunc)); in otx2_register_flr_me_intr()
231 (pf->pdev, RVU_PF_INT_VEC_VFME1), in otx2_register_flr_me_intr()
232 otx2_pf_me_intr_handler, 0, irq_name, pf); in otx2_register_flr_me_intr()
234 dev_err(pf->dev, in otx2_register_flr_me_intr()
239 rvu_get_pf(pf->pcifunc)); in otx2_register_flr_me_intr()
241 (pf->pdev, RVU_PF_INT_VEC_VFFLR1), in otx2_register_flr_me_intr()
242 otx2_pf_flr_intr_handler, 0, irq_name, pf); in otx2_register_flr_me_intr()
244 dev_err(pf->dev, in otx2_register_flr_me_intr()
251 otx2_write64(pf, RVU_PF_VFME_INTX(0), INTR_MASK(numvfs)); in otx2_register_flr_me_intr()
252 otx2_write64(pf, RVU_PF_VFME_INT_ENA_W1SX(0), INTR_MASK(numvfs)); in otx2_register_flr_me_intr()
255 otx2_write64(pf, RVU_PF_VFFLR_INTX(0), INTR_MASK(numvfs)); in otx2_register_flr_me_intr()
256 otx2_write64(pf, RVU_PF_VFFLR_INT_ENA_W1SX(0), INTR_MASK(numvfs)); in otx2_register_flr_me_intr()
261 otx2_write64(pf, RVU_PF_VFME_INTX(1), INTR_MASK(numvfs)); in otx2_register_flr_me_intr()
262 otx2_write64(pf, RVU_PF_VFME_INT_ENA_W1SX(1), in otx2_register_flr_me_intr()
265 otx2_write64(pf, RVU_PF_VFFLR_INTX(1), INTR_MASK(numvfs)); in otx2_register_flr_me_intr()
266 otx2_write64(pf, RVU_PF_VFFLR_INT_ENA_W1SX(1), in otx2_register_flr_me_intr()
272 static int otx2_pf_flr_init(struct otx2_nic *pf, int num_vfs) in otx2_pf_flr_init() argument
276 pf->flr_wq = alloc_ordered_workqueue("otx2_pf_flr_wq", WQ_HIGHPRI); in otx2_pf_flr_init()
277 if (!pf->flr_wq) in otx2_pf_flr_init()
280 pf->flr_wrk = devm_kcalloc(pf->dev, num_vfs, in otx2_pf_flr_init()
282 if (!pf->flr_wrk) { in otx2_pf_flr_init()
283 destroy_workqueue(pf->flr_wq); in otx2_pf_flr_init()
288 pf->flr_wrk[vf].pf = pf; in otx2_pf_flr_init()
289 INIT_WORK(&pf->flr_wrk[vf].work, otx2_flr_handler); in otx2_pf_flr_init()
313 * when the interrupt handler is called. pf->mw[i].num_msgs in otx2_queue_vf_work()
315 * pf->mw[i].up_num_msgs holds the data for use in in otx2_queue_vf_work()
354 static int otx2_forward_vf_mbox_msgs(struct otx2_nic *pf, in otx2_forward_vf_mbox_msgs() argument
365 /* Set VF's mailbox memory as PF's bounce buffer memory, so in otx2_forward_vf_mbox_msgs()
366 * that explicit copying of VF's msgs to PF=>AF mbox region in otx2_forward_vf_mbox_msgs()
367 * and AF=>PF responses to VF's mbox region can be avoided. in otx2_forward_vf_mbox_msgs()
373 dst_mbox = &pf->mbox; in otx2_forward_vf_mbox_msgs()
382 mutex_lock(&pf->mbox.lock); in otx2_forward_vf_mbox_msgs()
393 dev_warn(pf->dev, in otx2_forward_vf_mbox_msgs()
395 /* restore PF mbase and exit */ in otx2_forward_vf_mbox_msgs()
396 dst_mdev->mbase = pf->mbox.bbuf_base; in otx2_forward_vf_mbox_msgs()
397 mutex_unlock(&pf->mbox.lock); in otx2_forward_vf_mbox_msgs()
408 otx2_forward_msg_pfvf(dst_mdev, &pf->mbox_pfvf[0].mbox, in otx2_forward_vf_mbox_msgs()
409 pf->mbox.bbuf_base, vf); in otx2_forward_vf_mbox_msgs()
410 mutex_unlock(&pf->mbox.lock); in otx2_forward_vf_mbox_msgs()
418 dst_mbox = &pf->mbox_pfvf[0]; in otx2_forward_vf_mbox_msgs()
431 dev_warn(pf->dev, in otx2_forward_vf_mbox_msgs()
439 otx2_forward_msg_pfvf(&pf->mbox_pfvf->mbox_up.dev[vf], in otx2_forward_vf_mbox_msgs()
440 &pf->mbox.mbox_up, in otx2_forward_vf_mbox_msgs()
441 pf->mbox_pfvf[vf].bbuf_base, in otx2_forward_vf_mbox_msgs()
456 struct otx2_nic *pf; in otx2_pfvf_mbox_handler() local
459 pf = vf_mbox->pfvf; in otx2_pfvf_mbox_handler()
460 vf_idx = vf_mbox - pf->mbox_pfvf; in otx2_pfvf_mbox_handler()
462 mbox = &pf->mbox_pfvf[0].mbox; in otx2_pfvf_mbox_handler()
480 err = otx2_forward_vf_mbox_msgs(pf, mbox, MBOX_DIR_PFAF, vf_idx, in otx2_pfvf_mbox_handler()
494 struct otx2_nic *pf = vf_mbox->pfvf; in otx2_pfvf_mbox_up_handler() local
501 vf_idx = vf_mbox - pf->mbox_pfvf; in otx2_pfvf_mbox_up_handler()
502 mbox = &pf->mbox_pfvf[0].mbox_up; in otx2_pfvf_mbox_up_handler()
512 dev_err(pf->dev, in otx2_pfvf_mbox_up_handler()
518 dev_err(pf->dev, in otx2_pfvf_mbox_up_handler()
529 dev_err(pf->dev, in otx2_pfvf_mbox_up_handler()
545 struct otx2_nic *pf = (struct otx2_nic *)(pf_irq); in otx2_pfvf_mbox_intr_handler() local
546 int vfs = pf->total_vfs; in otx2_pfvf_mbox_intr_handler()
550 mbox = pf->mbox_pfvf; in otx2_pfvf_mbox_intr_handler()
553 intr = otx2_read64(pf, RVU_PF_VFPF_MBOX_INTX(1)); in otx2_pfvf_mbox_intr_handler()
554 otx2_write64(pf, RVU_PF_VFPF_MBOX_INTX(1), intr); in otx2_pfvf_mbox_intr_handler()
555 otx2_queue_vf_work(mbox, pf->mbox_pfvf_wq, 64, vfs, intr); in otx2_pfvf_mbox_intr_handler()
557 trace_otx2_msg_interrupt(mbox->mbox.pdev, "VF(s) to PF", intr); in otx2_pfvf_mbox_intr_handler()
561 intr = otx2_read64(pf, RVU_PF_VFPF_MBOX_INTX(0)); in otx2_pfvf_mbox_intr_handler()
562 otx2_write64(pf, RVU_PF_VFPF_MBOX_INTX(0), intr); in otx2_pfvf_mbox_intr_handler()
564 otx2_queue_vf_work(mbox, pf->mbox_pfvf_wq, 0, vfs, intr); in otx2_pfvf_mbox_intr_handler()
567 trace_otx2_msg_interrupt(mbox->mbox.pdev, "VF(s) to PF", intr); in otx2_pfvf_mbox_intr_handler()
572 static int otx2_pfvf_mbox_init(struct otx2_nic *pf, int numvfs) in otx2_pfvf_mbox_init() argument
582 pf->mbox_pfvf = devm_kcalloc(&pf->pdev->dev, numvfs, in otx2_pfvf_mbox_init()
584 if (!pf->mbox_pfvf) in otx2_pfvf_mbox_init()
587 pf->mbox_pfvf_wq = alloc_workqueue("otx2_pfvf_mailbox", in otx2_pfvf_mbox_init()
590 if (!pf->mbox_pfvf_wq) in otx2_pfvf_mbox_init()
593 /* On CN10K platform, PF <-> VF mailbox region follows after in otx2_pfvf_mbox_init()
594 * PF <-> AF mailbox region. in otx2_pfvf_mbox_init()
596 if (test_bit(CN10K_MBOX, &pf->hw.cap_flag)) in otx2_pfvf_mbox_init()
597 base = pci_resource_start(pf->pdev, PCI_MBOX_BAR_NUM) + in otx2_pfvf_mbox_init()
600 base = readq((void __iomem *)((u64)pf->reg_base + in otx2_pfvf_mbox_init()
603 hwbase = ioremap_wc(base, MBOX_SIZE * pf->total_vfs); in otx2_pfvf_mbox_init()
609 mbox = &pf->mbox_pfvf[0]; in otx2_pfvf_mbox_init()
610 err = otx2_mbox_init(&mbox->mbox, hwbase, pf->pdev, pf->reg_base, in otx2_pfvf_mbox_init()
615 err = otx2_mbox_init(&mbox->mbox_up, hwbase, pf->pdev, pf->reg_base, in otx2_pfvf_mbox_init()
621 mbox->pfvf = pf; in otx2_pfvf_mbox_init()
633 destroy_workqueue(pf->mbox_pfvf_wq); in otx2_pfvf_mbox_init()
637 static void otx2_pfvf_mbox_destroy(struct otx2_nic *pf) in otx2_pfvf_mbox_destroy() argument
639 struct mbox *mbox = &pf->mbox_pfvf[0]; in otx2_pfvf_mbox_destroy()
644 if (pf->mbox_pfvf_wq) { in otx2_pfvf_mbox_destroy()
645 destroy_workqueue(pf->mbox_pfvf_wq); in otx2_pfvf_mbox_destroy()
646 pf->mbox_pfvf_wq = NULL; in otx2_pfvf_mbox_destroy()
655 static void otx2_enable_pfvf_mbox_intr(struct otx2_nic *pf, int numvfs) in otx2_enable_pfvf_mbox_intr() argument
657 /* Clear PF <=> VF mailbox IRQ */ in otx2_enable_pfvf_mbox_intr()
658 otx2_write64(pf, RVU_PF_VFPF_MBOX_INTX(0), ~0ull); in otx2_enable_pfvf_mbox_intr()
659 otx2_write64(pf, RVU_PF_VFPF_MBOX_INTX(1), ~0ull); in otx2_enable_pfvf_mbox_intr()
661 /* Enable PF <=> VF mailbox IRQ */ in otx2_enable_pfvf_mbox_intr()
662 otx2_write64(pf, RVU_PF_VFPF_MBOX_INT_ENA_W1SX(0), INTR_MASK(numvfs)); in otx2_enable_pfvf_mbox_intr()
665 otx2_write64(pf, RVU_PF_VFPF_MBOX_INT_ENA_W1SX(1), in otx2_enable_pfvf_mbox_intr()
670 static void otx2_disable_pfvf_mbox_intr(struct otx2_nic *pf, int numvfs) in otx2_disable_pfvf_mbox_intr() argument
674 /* Disable PF <=> VF mailbox IRQ */ in otx2_disable_pfvf_mbox_intr()
675 otx2_write64(pf, RVU_PF_VFPF_MBOX_INT_ENA_W1CX(0), ~0ull); in otx2_disable_pfvf_mbox_intr()
676 otx2_write64(pf, RVU_PF_VFPF_MBOX_INT_ENA_W1CX(1), ~0ull); in otx2_disable_pfvf_mbox_intr()
678 otx2_write64(pf, RVU_PF_VFPF_MBOX_INTX(0), ~0ull); in otx2_disable_pfvf_mbox_intr()
679 vector = pci_irq_vector(pf->pdev, RVU_PF_INT_VEC_VFPF_MBOX0); in otx2_disable_pfvf_mbox_intr()
680 free_irq(vector, pf); in otx2_disable_pfvf_mbox_intr()
683 otx2_write64(pf, RVU_PF_VFPF_MBOX_INTX(1), ~0ull); in otx2_disable_pfvf_mbox_intr()
684 vector = pci_irq_vector(pf->pdev, RVU_PF_INT_VEC_VFPF_MBOX1); in otx2_disable_pfvf_mbox_intr()
685 free_irq(vector, pf); in otx2_disable_pfvf_mbox_intr()
689 static int otx2_register_pfvf_mbox_intr(struct otx2_nic *pf, int numvfs) in otx2_register_pfvf_mbox_intr() argument
691 struct otx2_hw *hw = &pf->hw; in otx2_register_pfvf_mbox_intr()
697 if (pf->pcifunc) in otx2_register_pfvf_mbox_intr()
699 "RVUPF%d_VF Mbox0", rvu_get_pf(pf->pcifunc)); in otx2_register_pfvf_mbox_intr()
702 err = request_irq(pci_irq_vector(pf->pdev, RVU_PF_INT_VEC_VFPF_MBOX0), in otx2_register_pfvf_mbox_intr()
703 otx2_pfvf_mbox_intr_handler, 0, irq_name, pf); in otx2_register_pfvf_mbox_intr()
705 dev_err(pf->dev, in otx2_register_pfvf_mbox_intr()
713 if (pf->pcifunc) in otx2_register_pfvf_mbox_intr()
715 "RVUPF%d_VF Mbox1", rvu_get_pf(pf->pcifunc)); in otx2_register_pfvf_mbox_intr()
718 err = request_irq(pci_irq_vector(pf->pdev, in otx2_register_pfvf_mbox_intr()
721 0, irq_name, pf); in otx2_register_pfvf_mbox_intr()
723 dev_err(pf->dev, in otx2_register_pfvf_mbox_intr()
729 otx2_enable_pfvf_mbox_intr(pf, numvfs); in otx2_register_pfvf_mbox_intr()
734 static void otx2_process_pfaf_mbox_msg(struct otx2_nic *pf, in otx2_process_pfaf_mbox_msg() argument
740 dev_err(pf->dev, in otx2_process_pfaf_mbox_msg()
746 dev_err(pf->dev, in otx2_process_pfaf_mbox_msg()
755 struct otx2_vf_config *config = &pf->vf_configs[devid - 1]; in otx2_process_pfaf_mbox_msg()
774 pf->pcifunc = msg->pcifunc; in otx2_process_pfaf_mbox_msg()
777 mbox_handler_msix_offset(pf, (struct msix_offset_rsp *)msg); in otx2_process_pfaf_mbox_msg()
780 mbox_handler_npa_lf_alloc(pf, (struct npa_lf_alloc_rsp *)msg); in otx2_process_pfaf_mbox_msg()
783 mbox_handler_nix_lf_alloc(pf, (struct nix_lf_alloc_rsp *)msg); in otx2_process_pfaf_mbox_msg()
786 mbox_handler_nix_bp_enable(pf, (struct nix_bp_cfg_rsp *)msg); in otx2_process_pfaf_mbox_msg()
789 mbox_handler_cgx_stats(pf, (struct cgx_stats_rsp *)msg); in otx2_process_pfaf_mbox_msg()
792 mbox_handler_cgx_fec_stats(pf, (struct cgx_fec_stats_rsp *)msg); in otx2_process_pfaf_mbox_msg()
796 dev_err(pf->dev, in otx2_process_pfaf_mbox_msg()
810 struct otx2_nic *pf; in otx2_pfaf_mbox_handler() local
821 pf = af_mbox->pfvf; in otx2_pfaf_mbox_handler()
825 otx2_process_pfaf_mbox_msg(pf, msg); in otx2_pfaf_mbox_handler()
834 static void otx2_handle_link_event(struct otx2_nic *pf) in otx2_handle_link_event() argument
836 struct cgx_link_user_info *linfo = &pf->linfo; in otx2_handle_link_event()
837 struct net_device *netdev = pf->netdev; in otx2_handle_link_event()
851 int otx2_mbox_up_handler_mcs_intr_notify(struct otx2_nic *pf, in otx2_mbox_up_handler_mcs_intr_notify() argument
855 cn10k_handle_mcs_event(pf, event); in otx2_mbox_up_handler_mcs_intr_notify()
860 int otx2_mbox_up_handler_cgx_link_event(struct otx2_nic *pf, in otx2_mbox_up_handler_cgx_link_event() argument
867 pf->linfo = msg->link_info; in otx2_mbox_up_handler_cgx_link_event()
870 for (i = 0; i < pci_num_vf(pf->pdev); i++) { in otx2_mbox_up_handler_cgx_link_event()
871 struct otx2_vf_config *config = &pf->vf_configs[i]; in otx2_mbox_up_handler_cgx_link_event()
881 if (pf->flags & OTX2_FLAG_INTF_DOWN) in otx2_mbox_up_handler_cgx_link_event()
884 otx2_handle_link_event(pf); in otx2_mbox_up_handler_cgx_link_event()
888 static int otx2_process_mbox_msg_up(struct otx2_nic *pf, in otx2_process_mbox_msg_up() argument
893 otx2_reply_invalid_msg(&pf->mbox.mbox_up, 0, 0, req->id); in otx2_process_mbox_msg_up()
904 &pf->mbox.mbox_up, 0, \ in otx2_process_mbox_msg_up()
915 pf, (struct _req_type *)req, rsp); \ in otx2_process_mbox_msg_up()
923 otx2_reply_invalid_msg(&pf->mbox.mbox_up, 0, 0, req->id); in otx2_process_mbox_msg_up()
934 struct otx2_nic *pf = af_mbox->pfvf; in otx2_pfaf_mbox_up_handler() local
951 otx2_process_mbox_msg_up(pf, msg); in otx2_pfaf_mbox_up_handler()
955 if (devid && pci_num_vf(pf->pdev)) { in otx2_pfaf_mbox_up_handler()
956 otx2_forward_vf_mbox_msgs(pf, &pf->mbox.mbox_up, in otx2_pfaf_mbox_up_handler()
967 struct otx2_nic *pf = (struct otx2_nic *)pf_irq; in otx2_pfaf_mbox_intr_handler() local
968 struct mbox *mw = &pf->mbox; in otx2_pfaf_mbox_intr_handler()
975 otx2_write64(pf, RVU_PF_INT, BIT_ULL(0)); in otx2_pfaf_mbox_intr_handler()
978 mbox_data = otx2_read64(pf, RVU_PF_PFAF_MBOX0); in otx2_pfaf_mbox_intr_handler()
982 otx2_write64(pf, RVU_PF_PFAF_MBOX0, mbox_data); in otx2_pfaf_mbox_intr_handler()
990 queue_work(pf->mbox_wq, &mw->mbox_up_wrk); in otx2_pfaf_mbox_intr_handler()
992 trace_otx2_msg_interrupt(pf->pdev, "UP message from AF to PF", in otx2_pfaf_mbox_intr_handler()
998 otx2_write64(pf, RVU_PF_PFAF_MBOX0, mbox_data); in otx2_pfaf_mbox_intr_handler()
1006 queue_work(pf->mbox_wq, &mw->mbox_wrk); in otx2_pfaf_mbox_intr_handler()
1008 trace_otx2_msg_interrupt(pf->pdev, "DOWN reply from AF to PF", in otx2_pfaf_mbox_intr_handler()
1015 static void otx2_disable_mbox_intr(struct otx2_nic *pf) in otx2_disable_mbox_intr() argument
1017 int vector = pci_irq_vector(pf->pdev, RVU_PF_INT_VEC_AFPF_MBOX); in otx2_disable_mbox_intr()
1019 /* Disable AF => PF mailbox IRQ */ in otx2_disable_mbox_intr()
1020 otx2_write64(pf, RVU_PF_INT_ENA_W1C, BIT_ULL(0)); in otx2_disable_mbox_intr()
1021 free_irq(vector, pf); in otx2_disable_mbox_intr()
1024 static int otx2_register_mbox_intr(struct otx2_nic *pf, bool probe_af) in otx2_register_mbox_intr() argument
1026 struct otx2_hw *hw = &pf->hw; in otx2_register_mbox_intr()
1034 err = request_irq(pci_irq_vector(pf->pdev, RVU_PF_INT_VEC_AFPF_MBOX), in otx2_register_mbox_intr()
1035 otx2_pfaf_mbox_intr_handler, 0, irq_name, pf); in otx2_register_mbox_intr()
1037 dev_err(pf->dev, in otx2_register_mbox_intr()
1045 otx2_write64(pf, RVU_PF_INT, BIT_ULL(0)); in otx2_register_mbox_intr()
1046 otx2_write64(pf, RVU_PF_INT_ENA_W1S, BIT_ULL(0)); in otx2_register_mbox_intr()
1052 req = otx2_mbox_alloc_msg_ready(&pf->mbox); in otx2_register_mbox_intr()
1054 otx2_disable_mbox_intr(pf); in otx2_register_mbox_intr()
1057 err = otx2_sync_mbox_msg(&pf->mbox); in otx2_register_mbox_intr()
1059 dev_warn(pf->dev, in otx2_register_mbox_intr()
1061 otx2_disable_mbox_intr(pf); in otx2_register_mbox_intr()
1068 static void otx2_pfaf_mbox_destroy(struct otx2_nic *pf) in otx2_pfaf_mbox_destroy() argument
1070 struct mbox *mbox = &pf->mbox; in otx2_pfaf_mbox_destroy()
1072 if (pf->mbox_wq) { in otx2_pfaf_mbox_destroy()
1073 destroy_workqueue(pf->mbox_wq); in otx2_pfaf_mbox_destroy()
1074 pf->mbox_wq = NULL; in otx2_pfaf_mbox_destroy()
1084 static int otx2_pfaf_mbox_init(struct otx2_nic *pf) in otx2_pfaf_mbox_init() argument
1086 struct mbox *mbox = &pf->mbox; in otx2_pfaf_mbox_init()
1090 mbox->pfvf = pf; in otx2_pfaf_mbox_init()
1091 pf->mbox_wq = alloc_ordered_workqueue("otx2_pfaf_mailbox", in otx2_pfaf_mbox_init()
1093 if (!pf->mbox_wq) in otx2_pfaf_mbox_init()
1097 * admin function (i.e AF) and this PF, shouldn't be mapped as in otx2_pfaf_mbox_init()
1100 hwbase = ioremap_wc(pci_resource_start(pf->pdev, PCI_MBOX_BAR_NUM), in otx2_pfaf_mbox_init()
1103 dev_err(pf->dev, "Unable to map PFAF mailbox region\n"); in otx2_pfaf_mbox_init()
1108 err = otx2_mbox_init(&mbox->mbox, hwbase, pf->pdev, pf->reg_base, in otx2_pfaf_mbox_init()
1113 err = otx2_mbox_init(&mbox->mbox_up, hwbase, pf->pdev, pf->reg_base, in otx2_pfaf_mbox_init()
1118 err = otx2_mbox_bbuf_init(mbox, pf->pdev); in otx2_pfaf_mbox_init()
1128 otx2_pfaf_mbox_destroy(pf); in otx2_pfaf_mbox_init()
1132 static int otx2_cgx_config_linkevents(struct otx2_nic *pf, bool enable) in otx2_cgx_config_linkevents() argument
1137 mutex_lock(&pf->mbox.lock); in otx2_cgx_config_linkevents()
1139 msg = otx2_mbox_alloc_msg_cgx_start_linkevents(&pf->mbox); in otx2_cgx_config_linkevents()
1141 msg = otx2_mbox_alloc_msg_cgx_stop_linkevents(&pf->mbox); in otx2_cgx_config_linkevents()
1144 mutex_unlock(&pf->mbox.lock); in otx2_cgx_config_linkevents()
1148 err = otx2_sync_mbox_msg(&pf->mbox); in otx2_cgx_config_linkevents()
1149 mutex_unlock(&pf->mbox.lock); in otx2_cgx_config_linkevents()
1170 static int otx2_cgx_config_loopback(struct otx2_nic *pf, bool enable) in otx2_cgx_config_loopback() argument
1175 if (enable && !bitmap_empty(pf->flow_cfg->dmacflt_bmap, in otx2_cgx_config_loopback()
1176 pf->flow_cfg->dmacflt_max_flows)) in otx2_cgx_config_loopback()
1177 netdev_warn(pf->netdev, in otx2_cgx_config_loopback()
1180 mutex_lock(&pf->mbox.lock); in otx2_cgx_config_loopback()
1182 msg = otx2_mbox_alloc_msg_cgx_intlbk_enable(&pf->mbox); in otx2_cgx_config_loopback()
1184 msg = otx2_mbox_alloc_msg_cgx_intlbk_disable(&pf->mbox); in otx2_cgx_config_loopback()
1187 mutex_unlock(&pf->mbox.lock); in otx2_cgx_config_loopback()
1191 err = otx2_sync_mbox_msg(&pf->mbox); in otx2_cgx_config_loopback()
1192 mutex_unlock(&pf->mbox.lock); in otx2_cgx_config_loopback()
1272 struct otx2_nic *pf = data; in otx2_q_intr_handler() local
1278 for (qidx = 0; qidx < pf->qset.cq_cnt; qidx++) { in otx2_q_intr_handler()
1279 ptr = otx2_get_regaddr(pf, NIX_LF_CQ_OP_INT); in otx2_q_intr_handler()
1282 otx2_write64(pf, NIX_LF_CQ_OP_INT, (qidx << 44) | in otx2_q_intr_handler()
1288 netdev_err(pf->netdev, in otx2_q_intr_handler()
1290 qidx, otx2_read64(pf, NIX_LF_ERR_INT)); in otx2_q_intr_handler()
1293 netdev_err(pf->netdev, "CQ%lld: Doorbell error", in otx2_q_intr_handler()
1296 netdev_err(pf->netdev, in otx2_q_intr_handler()
1301 schedule_work(&pf->reset_task); in otx2_q_intr_handler()
1305 for (qidx = 0; qidx < otx2_get_total_tx_queues(pf); qidx++) { in otx2_q_intr_handler()
1309 sq = &pf->qset.sq[qidx]; in otx2_q_intr_handler()
1318 ptr = otx2_get_regaddr(pf, NIX_LF_SQ_OP_INT); in otx2_q_intr_handler()
1320 otx2_write64(pf, NIX_LF_SQ_OP_INT, (qidx << 44) | in otx2_q_intr_handler()
1324 netdev_err(pf->netdev, in otx2_q_intr_handler()
1326 qidx, otx2_read64(pf, NIX_LF_ERR_INT)); in otx2_q_intr_handler()
1330 sq_op_err_dbg = otx2_read64(pf, NIX_LF_SQ_OP_ERR_DBG); in otx2_q_intr_handler()
1335 netdev_err(pf->netdev, in otx2_q_intr_handler()
1341 otx2_write64(pf, NIX_LF_SQ_OP_ERR_DBG, BIT_ULL(44)); in otx2_q_intr_handler()
1351 mnq_err_dbg = otx2_read64(pf, NIX_LF_MNQ_ERR_DBG); in otx2_q_intr_handler()
1356 netdev_err(pf->netdev, in otx2_q_intr_handler()
1360 otx2_write64(pf, NIX_LF_MNQ_ERR_DBG, BIT_ULL(44)); in otx2_q_intr_handler()
1363 snd_err_dbg = otx2_read64(pf, NIX_LF_SEND_ERR_DBG); in otx2_q_intr_handler()
1366 netdev_err(pf->netdev, in otx2_q_intr_handler()
1371 otx2_write64(pf, NIX_LF_SEND_ERR_DBG, BIT_ULL(44)); in otx2_q_intr_handler()
1377 netdev_err(pf->netdev, "SQ%lld: SQB allocation failed", in otx2_q_intr_handler()
1380 schedule_work(&pf->reset_task); in otx2_q_intr_handler()
1389 struct otx2_nic *pf = (struct otx2_nic *)cq_poll->dev; in otx2_cq_intr_handler() local
1397 otx2_write64(pf, NIX_LF_CINTX_ENA_W1C(qidx), BIT_ULL(0)); in otx2_cq_intr_handler()
1400 pf->napi_events++; in otx2_cq_intr_handler()
1406 static void otx2_disable_napi(struct otx2_nic *pf) in otx2_disable_napi() argument
1408 struct otx2_qset *qset = &pf->qset; in otx2_disable_napi()
1412 for (qidx = 0; qidx < pf->hw.cint_cnt; qidx++) { in otx2_disable_napi()
1420 static void otx2_free_cq_res(struct otx2_nic *pf) in otx2_free_cq_res() argument
1422 struct otx2_qset *qset = &pf->qset; in otx2_free_cq_res()
1427 otx2_ctx_disable(&pf->mbox, NIX_AQ_CTYPE_CQ, false); in otx2_free_cq_res()
1430 qmem_free(pf->dev, cq->cqe); in otx2_free_cq_res()
1434 static void otx2_free_sq_res(struct otx2_nic *pf) in otx2_free_sq_res() argument
1436 struct otx2_qset *qset = &pf->qset; in otx2_free_sq_res()
1441 otx2_ctx_disable(&pf->mbox, NIX_AQ_CTYPE_SQ, false); in otx2_free_sq_res()
1443 otx2_sq_free_sqbs(pf); in otx2_free_sq_res()
1444 for (qidx = 0; qidx < otx2_get_total_tx_queues(pf); qidx++) { in otx2_free_sq_res()
1449 qmem_free(pf->dev, sq->sqe); in otx2_free_sq_res()
1450 qmem_free(pf->dev, sq->tso_hdrs); in otx2_free_sq_res()
1456 static int otx2_get_rbuf_size(struct otx2_nic *pf, int mtu) in otx2_get_rbuf_size() argument
1462 if (pf->hw.rbuf_len) in otx2_get_rbuf_size()
1463 return ALIGN(pf->hw.rbuf_len, OTX2_ALIGN) + OTX2_HEAD_ROOM; in otx2_get_rbuf_size()
1484 static int otx2_init_hw_resources(struct otx2_nic *pf) in otx2_init_hw_resources() argument
1487 struct mbox *mbox = &pf->mbox; in otx2_init_hw_resources()
1488 struct otx2_hw *hw = &pf->hw; in otx2_init_hw_resources()
1497 hw->sqpool_cnt = otx2_get_total_tx_queues(pf); in otx2_init_hw_resources()
1501 pf->tx_max_pktlen = pf->netdev->max_mtu + OTX2_ETH_HLEN; in otx2_init_hw_resources()
1503 pf->rbsize = otx2_get_rbuf_size(pf, pf->netdev->mtu); in otx2_init_hw_resources()
1507 err = otx2_config_npa(pf); in otx2_init_hw_resources()
1512 err = otx2_config_nix(pf); in otx2_init_hw_resources()
1516 /* Enable backpressure for CGX mapped PF/VFs */ in otx2_init_hw_resources()
1517 if (!is_otx2_lbkvf(pf->pdev)) in otx2_init_hw_resources()
1518 otx2_nix_config_bp(pf, true); in otx2_init_hw_resources()
1521 err = otx2_rq_aura_pool_init(pf); in otx2_init_hw_resources()
1527 err = otx2_sq_aura_pool_init(pf); in otx2_init_hw_resources()
1533 err = otx2_txsch_alloc(pf); in otx2_init_hw_resources()
1540 if (pf->pfc_en) { in otx2_init_hw_resources()
1541 err = otx2_pfc_txschq_alloc(pf); in otx2_init_hw_resources()
1549 err = otx2_config_nix_queues(pf); in otx2_init_hw_resources()
1556 err = otx2_txschq_config(pf, lvl, 0, false); in otx2_init_hw_resources()
1564 if (pf->pfc_en) { in otx2_init_hw_resources()
1565 err = otx2_pfc_txschq_config(pf); in otx2_init_hw_resources()
1577 otx2_free_sq_res(pf); in otx2_init_hw_resources()
1578 otx2_free_cq_res(pf); in otx2_init_hw_resources()
1581 otx2_txschq_stop(pf); in otx2_init_hw_resources()
1583 otx2_sq_free_sqbs(pf); in otx2_init_hw_resources()
1585 otx2_free_aura_ptr(pf, AURA_NIX_RQ); in otx2_init_hw_resources()
1588 otx2_aura_pool_free(pf); in otx2_init_hw_resources()
1595 dev_err(pf->dev, "%s failed to free nixlf\n", __func__); in otx2_init_hw_resources()
1602 dev_err(pf->dev, "%s failed to free npalf\n", __func__); in otx2_init_hw_resources()
1609 static void otx2_free_hw_resources(struct otx2_nic *pf) in otx2_free_hw_resources() argument
1611 struct otx2_qset *qset = &pf->qset; in otx2_free_hw_resources()
1613 struct mbox *mbox = &pf->mbox; in otx2_free_hw_resources()
1621 otx2_sqb_flush(pf); in otx2_free_hw_resources()
1624 otx2_txschq_stop(pf); in otx2_free_hw_resources()
1627 if (pf->pfc_en) in otx2_free_hw_resources()
1628 otx2_pfc_txschq_stop(pf); in otx2_free_hw_resources()
1631 otx2_clean_qos_queues(pf); in otx2_free_hw_resources()
1635 if (!(pf->pcifunc & RVU_PFVF_FUNC_MASK)) in otx2_free_hw_resources()
1636 otx2_nix_config_bp(pf, false); in otx2_free_hw_resources()
1646 otx2_cleanup_rx_cqes(pf, cq, qidx); in otx2_free_hw_resources()
1648 otx2_cleanup_tx_cqes(pf, cq); in otx2_free_hw_resources()
1650 otx2_free_pending_sqe(pf); in otx2_free_hw_resources()
1652 otx2_free_sq_res(pf); in otx2_free_hw_resources()
1655 otx2_free_aura_ptr(pf, AURA_NIX_RQ); in otx2_free_hw_resources()
1657 for (qidx = 0; qidx < pf->hw.rx_queues; qidx++) { in otx2_free_hw_resources()
1658 pool_id = otx2_get_pool_idx(pf, AURA_NIX_RQ, qidx); in otx2_free_hw_resources()
1659 pool = &pf->qset.pool[pool_id]; in otx2_free_hw_resources()
1664 otx2_free_cq_res(pf); in otx2_free_hw_resources()
1667 cn10k_free_all_ipolicers(pf); in otx2_free_hw_resources()
1674 if (!(pf->flags & OTX2_FLAG_PF_SHUTDOWN)) in otx2_free_hw_resources()
1677 dev_err(pf->dev, "%s failed to free nixlf\n", __func__); in otx2_free_hw_resources()
1684 otx2_aura_pool_free(pf); in otx2_free_hw_resources()
1691 dev_err(pf->dev, "%s failed to free npalf\n", __func__); in otx2_free_hw_resources()
1704 /* check if there are any trusted VFs associated with the PF netdev */ in otx2_promisc_use_mce_list()
1711 static void otx2_do_set_rx_mode(struct otx2_nic *pf) in otx2_do_set_rx_mode() argument
1713 struct net_device *netdev = pf->netdev; in otx2_do_set_rx_mode()
1729 mutex_lock(&pf->mbox.lock); in otx2_do_set_rx_mode()
1730 req = otx2_mbox_alloc_msg_nix_set_rx_mode(&pf->mbox); in otx2_do_set_rx_mode()
1732 mutex_unlock(&pf->mbox.lock); in otx2_do_set_rx_mode()
1743 if (otx2_promisc_use_mce_list(pf)) in otx2_do_set_rx_mode()
1746 otx2_sync_mbox_msg(&pf->mbox); in otx2_do_set_rx_mode()
1747 mutex_unlock(&pf->mbox.lock); in otx2_do_set_rx_mode()
1779 struct otx2_nic *pf = netdev_priv(netdev); in otx2_open() local
1781 struct otx2_qset *qset = &pf->qset; in otx2_open()
1790 pf->hw.non_qos_queues = pf->hw.tx_queues + pf->hw.xdp_queues; in otx2_open()
1791 pf->hw.cint_cnt = max3(pf->hw.rx_queues, pf->hw.tx_queues, in otx2_open()
1792 pf->hw.tc_tx_queues); in otx2_open()
1794 pf->qset.cq_cnt = pf->hw.rx_queues + otx2_get_total_tx_queues(pf); in otx2_open()
1796 qset->napi = kcalloc(pf->hw.cint_cnt, sizeof(*cq_poll), GFP_KERNEL); in otx2_open()
1806 qset->cq = kcalloc(pf->qset.cq_cnt, in otx2_open()
1811 qset->sq = kcalloc(otx2_get_total_tx_queues(pf), in otx2_open()
1816 qset->rq = kcalloc(pf->hw.rx_queues, in otx2_open()
1821 err = otx2_init_hw_resources(pf); in otx2_open()
1826 for (qidx = 0; qidx < pf->hw.cint_cnt; qidx++) { in otx2_open()
1835 (qidx < pf->hw.rx_queues) ? qidx : CINT_INVALID_CQ; in otx2_open()
1836 cq_poll->cq_ids[CQ_TX] = (qidx < pf->hw.tx_queues) ? in otx2_open()
1837 qidx + pf->hw.rx_queues : CINT_INVALID_CQ; in otx2_open()
1838 if (pf->xdp_prog) in otx2_open()
1839 cq_poll->cq_ids[CQ_XDP] = (qidx < pf->hw.xdp_queues) ? in otx2_open()
1840 (qidx + pf->hw.rx_queues + in otx2_open()
1841 pf->hw.tx_queues) : in otx2_open()
1846 cq_poll->cq_ids[CQ_QOS] = (qidx < pf->hw.tc_tx_queues) ? in otx2_open()
1847 (qidx + pf->hw.rx_queues + in otx2_open()
1848 pf->hw.non_qos_queues) : in otx2_open()
1851 cq_poll->dev = (void *)pf; in otx2_open()
1859 err = otx2_hw_set_mtu(pf, netdev->mtu); in otx2_open()
1864 otx2_setup_segmentation(pf); in otx2_open()
1867 err = otx2_rss_init(pf); in otx2_open()
1872 vec = pf->hw.nix_msixoff + NIX_LF_QINT_VEC_START; in otx2_open()
1873 irq_name = &pf->hw.irq_name[vec * NAME_SIZE]; in otx2_open()
1875 snprintf(irq_name, NAME_SIZE, "%s-qerr", pf->netdev->name); in otx2_open()
1877 err = request_irq(pci_irq_vector(pf->pdev, vec), in otx2_open()
1878 otx2_q_intr_handler, 0, irq_name, pf); in otx2_open()
1880 dev_err(pf->dev, in otx2_open()
1882 rvu_get_pf(pf->pcifunc)); in otx2_open()
1887 otx2_write64(pf, NIX_LF_QINTX_ENA_W1S(0), BIT_ULL(0)); in otx2_open()
1890 vec = pf->hw.nix_msixoff + NIX_LF_CINT_VEC_START; in otx2_open()
1891 for (qidx = 0; qidx < pf->hw.cint_cnt; qidx++) { in otx2_open()
1892 irq_name = &pf->hw.irq_name[vec * NAME_SIZE]; in otx2_open()
1894 snprintf(irq_name, NAME_SIZE, "%s-rxtx-%d", pf->netdev->name, in otx2_open()
1897 err = request_irq(pci_irq_vector(pf->pdev, vec), in otx2_open()
1901 dev_err(pf->dev, in otx2_open()
1903 rvu_get_pf(pf->pcifunc), qidx); in otx2_open()
1908 otx2_config_irq_coalescing(pf, qidx); in otx2_open()
1911 otx2_write64(pf, NIX_LF_CINTX_INT(qidx), BIT_ULL(0)); in otx2_open()
1912 otx2_write64(pf, NIX_LF_CINTX_ENA_W1S(qidx), BIT_ULL(0)); in otx2_open()
1915 otx2_set_cints_affinity(pf); in otx2_open()
1917 if (pf->flags & OTX2_FLAG_RX_VLAN_SUPPORT) in otx2_open()
1918 otx2_enable_rxvlan(pf, true); in otx2_open()
1921 if (pf->flags & OTX2_FLAG_TX_TSTAMP_ENABLED) { in otx2_open()
1922 pf->flags &= ~OTX2_FLAG_TX_TSTAMP_ENABLED; in otx2_open()
1923 otx2_config_hw_tx_tstamp(pf, true); in otx2_open()
1925 if (pf->flags & OTX2_FLAG_RX_TSTAMP_ENABLED) { in otx2_open()
1926 pf->flags &= ~OTX2_FLAG_RX_TSTAMP_ENABLED; in otx2_open()
1927 otx2_config_hw_rx_tstamp(pf, true); in otx2_open()
1930 pf->flags &= ~OTX2_FLAG_INTF_DOWN; in otx2_open()
1935 otx2_qos_config_txschq(pf); in otx2_open()
1938 if (pf->linfo.link_up && !(pf->pcifunc & RVU_PFVF_FUNC_MASK)) in otx2_open()
1939 otx2_handle_link_event(pf); in otx2_open()
1942 if (pf->flags & OTX2_FLAG_DMACFLTR_SUPPORT) in otx2_open()
1943 otx2_dmacflt_reinstall_flows(pf); in otx2_open()
1945 otx2_tc_apply_ingress_police_rules(pf); in otx2_open()
1947 err = otx2_rxtx_enable(pf, true); in otx2_open()
1958 otx2_do_set_rx_mode(pf); in otx2_open()
1963 otx2_rxtx_enable(pf, false); in otx2_open()
1967 pf->flags |= OTX2_FLAG_INTF_DOWN; in otx2_open()
1969 otx2_free_cints(pf, qidx); in otx2_open()
1970 vec = pci_irq_vector(pf->pdev, in otx2_open()
1971 pf->hw.nix_msixoff + NIX_LF_QINT_VEC_START); in otx2_open()
1972 otx2_write64(pf, NIX_LF_QINTX_ENA_W1C(0), BIT_ULL(0)); in otx2_open()
1973 free_irq(vec, pf); in otx2_open()
1975 otx2_disable_napi(pf); in otx2_open()
1976 otx2_free_hw_resources(pf); in otx2_open()
1988 struct otx2_nic *pf = netdev_priv(netdev); in otx2_stop() local
1990 struct otx2_qset *qset = &pf->qset; in otx2_stop()
1995 if (pf->flags & OTX2_FLAG_INTF_DOWN) in otx2_stop()
2001 pf->flags |= OTX2_FLAG_INTF_DOWN; in otx2_stop()
2006 otx2_rxtx_enable(pf, false); in otx2_stop()
2009 rss = &pf->hw.rss_info; in otx2_stop()
2015 vec = pci_irq_vector(pf->pdev, in otx2_stop()
2016 pf->hw.nix_msixoff + NIX_LF_QINT_VEC_START); in otx2_stop()
2017 otx2_write64(pf, NIX_LF_QINTX_ENA_W1C(0), BIT_ULL(0)); in otx2_stop()
2018 free_irq(vec, pf); in otx2_stop()
2021 vec = pf->hw.nix_msixoff + NIX_LF_CINT_VEC_START; in otx2_stop()
2022 for (qidx = 0; qidx < pf->hw.cint_cnt; qidx++) { in otx2_stop()
2024 otx2_write64(pf, NIX_LF_CINTX_ENA_W1C(qidx), BIT_ULL(0)); in otx2_stop()
2026 synchronize_irq(pci_irq_vector(pf->pdev, vec)); in otx2_stop()
2035 for (wrk = 0; wrk < pf->qset.cq_cnt; wrk++) in otx2_stop()
2036 cancel_delayed_work_sync(&pf->refill_wrk[wrk].pool_refill_work); in otx2_stop()
2037 devm_kfree(pf->dev, pf->refill_wrk); in otx2_stop()
2039 otx2_free_hw_resources(pf); in otx2_stop()
2040 otx2_free_cints(pf, pf->hw.cint_cnt); in otx2_stop()
2041 otx2_disable_napi(pf); in otx2_stop()
2059 struct otx2_nic *pf = netdev_priv(netdev); in otx2_xmit() local
2068 sq_idx = (qidx >= pf->hw.tx_queues) ? (qidx + pf->hw.xdp_queues) : qidx; in otx2_xmit()
2072 (!skb_shinfo(skb)->gso_size && skb->len > pf->tx_max_pktlen)) { in otx2_xmit()
2077 sq = &pf->qset.sq[sq_idx]; in otx2_xmit()
2095 static int otx2_qos_select_htb_queue(struct otx2_nic *pf, struct sk_buff *skb, in otx2_qos_select_htb_queue() argument
2103 classid = READ_ONCE(pf->qos.defcls); in otx2_qos_select_htb_queue()
2108 return otx2_get_txq_by_classid(pf, classid); in otx2_qos_select_htb_queue()
2114 struct otx2_nic *pf = netdev_priv(netdev); in otx2_select_queue() local
2121 qos_enabled = netdev->real_num_tx_queues > pf->hw.tx_queues; in otx2_select_queue()
2126 u16 htb_maj_id = smp_load_acquire(&pf->qos.maj_id); in otx2_select_queue()
2129 txq = otx2_qos_select_htb_queue(pf, skb, htb_maj_id); in otx2_select_queue()
2142 if ((vlan_prio > pf->hw.tx_queues - 1) || in otx2_select_queue()
2143 !pf->pfc_alloc_status[vlan_prio]) in otx2_select_queue()
2152 return txq % pf->hw.tx_queues; in otx2_select_queue()
2171 struct otx2_nic *pf = netdev_priv(netdev); in otx2_set_rx_mode() local
2173 queue_work(pf->otx2_wq, &pf->rx_mode_work); in otx2_set_rx_mode()
2178 struct otx2_nic *pf = container_of(work, struct otx2_nic, rx_mode_work); in otx2_rx_mode_wrk_handler() local
2180 otx2_do_set_rx_mode(pf); in otx2_rx_mode_wrk_handler()
2187 struct otx2_nic *pf = netdev_priv(netdev); in otx2_set_features() local
2190 return otx2_cgx_config_loopback(pf, in otx2_set_features()
2194 return otx2_enable_rxvlan(pf, in otx2_set_features()
2202 struct otx2_nic *pf = container_of(work, struct otx2_nic, reset_task); in otx2_reset_task() local
2204 if (!netif_running(pf->netdev)) in otx2_reset_task()
2208 otx2_stop(pf->netdev); in otx2_reset_task()
2209 pf->reset_count++; in otx2_reset_task()
2210 otx2_open(pf->netdev); in otx2_reset_task()
2211 netif_trans_update(pf->netdev); in otx2_reset_task()
2361 static int otx2_do_set_vf_mac(struct otx2_nic *pf, int vf, const u8 *mac) in otx2_do_set_vf_mac() argument
2366 mutex_lock(&pf->mbox.lock); in otx2_do_set_vf_mac()
2367 req = otx2_mbox_alloc_msg_npc_install_flow(&pf->mbox); in otx2_do_set_vf_mac()
2376 req->channel = pf->hw.rx_chan_base; in otx2_do_set_vf_mac()
2383 err = otx2_sync_mbox_msg(&pf->mbox); in otx2_do_set_vf_mac()
2385 mutex_unlock(&pf->mbox.lock); in otx2_do_set_vf_mac()
2391 struct otx2_nic *pf = netdev_priv(netdev); in otx2_set_vf_mac() local
2392 struct pci_dev *pdev = pf->pdev; in otx2_set_vf_mac()
2399 if (vf >= pf->total_vfs) in otx2_set_vf_mac()
2405 config = &pf->vf_configs[vf]; in otx2_set_vf_mac()
2408 ret = otx2_do_set_vf_mac(pf, vf, mac); in otx2_set_vf_mac()
2416 static int otx2_do_set_vf_vlan(struct otx2_nic *pf, int vf, u16 vlan, u8 qos, in otx2_do_set_vf_vlan() argument
2419 struct otx2_flow_config *flow_cfg = pf->flow_cfg; in otx2_do_set_vf_vlan()
2428 config = &pf->vf_configs[vf]; in otx2_do_set_vf_vlan()
2433 mutex_lock(&pf->mbox.lock); in otx2_do_set_vf_vlan()
2437 vtag_req = otx2_mbox_alloc_msg_nix_vtag_cfg(&pf->mbox); in otx2_do_set_vf_vlan()
2446 err = otx2_sync_mbox_msg(&pf->mbox); in otx2_do_set_vf_vlan()
2453 del_req = otx2_mbox_alloc_msg_npc_delete_flow(&pf->mbox); in otx2_do_set_vf_vlan()
2461 err = otx2_sync_mbox_msg(&pf->mbox); in otx2_do_set_vf_vlan()
2466 del_req = otx2_mbox_alloc_msg_npc_delete_flow(&pf->mbox); in otx2_do_set_vf_vlan()
2474 err = otx2_sync_mbox_msg(&pf->mbox); in otx2_do_set_vf_vlan()
2480 req = otx2_mbox_alloc_msg_npc_install_flow(&pf->mbox); in otx2_do_set_vf_vlan()
2493 req->channel = pf->hw.rx_chan_base; in otx2_do_set_vf_vlan()
2501 err = otx2_sync_mbox_msg(&pf->mbox); in otx2_do_set_vf_vlan()
2506 vtag_req = otx2_mbox_alloc_msg_nix_vtag_cfg(&pf->mbox); in otx2_do_set_vf_vlan()
2518 err = otx2_sync_mbox_msg(&pf->mbox); in otx2_do_set_vf_vlan()
2523 (&pf->mbox.mbox, 0, &vtag_req->hdr); in otx2_do_set_vf_vlan()
2530 req = otx2_mbox_alloc_msg_npc_install_flow(&pf->mbox); in otx2_do_set_vf_vlan()
2540 req->channel = pf->hw.tx_chan_base; in otx2_do_set_vf_vlan()
2548 err = otx2_sync_mbox_msg(&pf->mbox); in otx2_do_set_vf_vlan()
2551 mutex_unlock(&pf->mbox.lock); in otx2_do_set_vf_vlan()
2558 struct otx2_nic *pf = netdev_priv(netdev); in otx2_set_vf_vlan() local
2559 struct pci_dev *pdev = pf->pdev; in otx2_set_vf_vlan()
2574 if (!(pf->flags & OTX2_FLAG_VF_VLAN_SUPPORT)) in otx2_set_vf_vlan()
2577 return otx2_do_set_vf_vlan(pf, vf, vlan, qos, proto); in otx2_set_vf_vlan()
2583 struct otx2_nic *pf = netdev_priv(netdev); in otx2_get_vf_config() local
2584 struct pci_dev *pdev = pf->pdev; in otx2_get_vf_config()
2593 config = &pf->vf_configs[vf]; in otx2_get_vf_config()
2602 static int otx2_xdp_xmit_tx(struct otx2_nic *pf, struct xdp_frame *xdpf, in otx2_xdp_xmit_tx() argument
2609 dma_addr = otx2_dma_map_page(pf, virt_to_page(xdpf->data), in otx2_xdp_xmit_tx()
2612 if (dma_mapping_error(pf->dev, dma_addr)) in otx2_xdp_xmit_tx()
2615 err = otx2_xdp_sq_append_pkt(pf, dma_addr, xdpf->len, qidx); in otx2_xdp_xmit_tx()
2617 otx2_dma_unmap_page(pf, dma_addr, xdpf->len, DMA_TO_DEVICE); in otx2_xdp_xmit_tx()
2628 struct otx2_nic *pf = netdev_priv(netdev); in otx2_xdp_xmit() local
2636 qidx += pf->hw.tx_queues; in otx2_xdp_xmit()
2637 sq = pf->xdp_prog ? &pf->qset.sq[qidx] : NULL; in otx2_xdp_xmit()
2650 err = otx2_xdp_xmit_tx(pf, xdpf, qidx); in otx2_xdp_xmit()
2657 static int otx2_xdp_setup(struct otx2_nic *pf, struct bpf_prog *prog) in otx2_xdp_setup() argument
2659 struct net_device *dev = pf->netdev; in otx2_xdp_setup()
2660 bool if_up = netif_running(pf->netdev); in otx2_xdp_setup()
2669 otx2_stop(pf->netdev); in otx2_xdp_setup()
2671 old_prog = xchg(&pf->xdp_prog, prog); in otx2_xdp_setup()
2676 if (pf->xdp_prog) in otx2_xdp_setup()
2677 bpf_prog_add(pf->xdp_prog, pf->hw.rx_queues - 1); in otx2_xdp_setup()
2682 if (pf->xdp_prog) { in otx2_xdp_setup()
2683 pf->hw.xdp_queues = pf->hw.rx_queues; in otx2_xdp_setup()
2686 pf->hw.xdp_queues = 0; in otx2_xdp_setup()
2691 otx2_open(pf->netdev); in otx2_xdp_setup()
2698 struct otx2_nic *pf = netdev_priv(netdev); in otx2_xdp() local
2702 return otx2_xdp_setup(pf, xdp->prog); in otx2_xdp()
2708 static int otx2_set_vf_permissions(struct otx2_nic *pf, int vf, in otx2_set_vf_permissions() argument
2714 mutex_lock(&pf->mbox.lock); in otx2_set_vf_permissions()
2715 req = otx2_mbox_alloc_msg_set_vf_perm(&pf->mbox); in otx2_set_vf_permissions()
2725 if (pf->vf_configs[vf].trusted) in otx2_set_vf_permissions()
2730 rc = otx2_sync_mbox_msg(&pf->mbox); in otx2_set_vf_permissions()
2732 mutex_unlock(&pf->mbox.lock); in otx2_set_vf_permissions()
2739 struct otx2_nic *pf = netdev_priv(netdev); in otx2_ndo_set_vf_trust() local
2740 struct pci_dev *pdev = pf->pdev; in otx2_ndo_set_vf_trust()
2746 if (pf->vf_configs[vf].trusted == enable) in otx2_ndo_set_vf_trust()
2749 pf->vf_configs[vf].trusted = enable; in otx2_ndo_set_vf_trust()
2750 rc = otx2_set_vf_permissions(pf, vf, OTX2_TRUSTED_VF); in otx2_ndo_set_vf_trust()
2753 pf->vf_configs[vf].trusted = !enable; in otx2_ndo_set_vf_trust()
2755 netdev_info(pf->netdev, "VF %d is %strusted\n", in otx2_ndo_set_vf_trust()
2785 static int otx2_wq_init(struct otx2_nic *pf) in otx2_wq_init() argument
2787 pf->otx2_wq = create_singlethread_workqueue("otx2_wq"); in otx2_wq_init()
2788 if (!pf->otx2_wq) in otx2_wq_init()
2791 INIT_WORK(&pf->rx_mode_work, otx2_rx_mode_wrk_handler); in otx2_wq_init()
2792 INIT_WORK(&pf->reset_task, otx2_reset_task); in otx2_wq_init()
2814 static int otx2_realloc_msix_vectors(struct otx2_nic *pf) in otx2_realloc_msix_vectors() argument
2816 struct otx2_hw *hw = &pf->hw; in otx2_realloc_msix_vectors()
2825 otx2_disable_mbox_intr(pf); in otx2_realloc_msix_vectors()
2829 dev_err(pf->dev, "%s: Failed to realloc %d IRQ vectors\n", in otx2_realloc_msix_vectors()
2834 return otx2_register_mbox_intr(pf, false); in otx2_realloc_msix_vectors()
2837 static int otx2_sriov_vfcfg_init(struct otx2_nic *pf) in otx2_sriov_vfcfg_init() argument
2841 pf->vf_configs = devm_kcalloc(pf->dev, pf->total_vfs, in otx2_sriov_vfcfg_init()
2844 if (!pf->vf_configs) in otx2_sriov_vfcfg_init()
2847 for (i = 0; i < pf->total_vfs; i++) { in otx2_sriov_vfcfg_init()
2848 pf->vf_configs[i].pf = pf; in otx2_sriov_vfcfg_init()
2849 pf->vf_configs[i].intf_down = true; in otx2_sriov_vfcfg_init()
2850 pf->vf_configs[i].trusted = false; in otx2_sriov_vfcfg_init()
2851 INIT_DELAYED_WORK(&pf->vf_configs[i].link_event_work, in otx2_sriov_vfcfg_init()
2858 static void otx2_sriov_vfcfg_cleanup(struct otx2_nic *pf) in otx2_sriov_vfcfg_cleanup() argument
2862 if (!pf->vf_configs) in otx2_sriov_vfcfg_cleanup()
2865 for (i = 0; i < pf->total_vfs; i++) { in otx2_sriov_vfcfg_cleanup()
2866 cancel_delayed_work_sync(&pf->vf_configs[i].link_event_work); in otx2_sriov_vfcfg_cleanup()
2867 otx2_set_vf_permissions(pf, i, OTX2_RESET_VF_PERM); in otx2_sriov_vfcfg_cleanup()
2876 struct otx2_nic *pf; in otx2_probe() local
2904 netdev = alloc_etherdev_mqs(sizeof(*pf), qcount + qos_txqs, qcount); in otx2_probe()
2912 pf = netdev_priv(netdev); in otx2_probe()
2913 pf->netdev = netdev; in otx2_probe()
2914 pf->pdev = pdev; in otx2_probe()
2915 pf->dev = dev; in otx2_probe()
2916 pf->total_vfs = pci_sriov_get_totalvfs(pdev); in otx2_probe()
2917 pf->flags |= OTX2_FLAG_INTF_DOWN; in otx2_probe()
2919 hw = &pf->hw; in otx2_probe()
2945 pf->reg_base = pcim_iomap(pdev, PCI_CFG_REG_BAR_NUM, 0); in otx2_probe()
2946 if (!pf->reg_base) { in otx2_probe()
2952 err = otx2_check_pf_usable(pf); in otx2_probe()
2964 otx2_setup_dev_hw_settings(pf); in otx2_probe()
2966 /* Init PF <=> AF mailbox stuff */ in otx2_probe()
2967 err = otx2_pfaf_mbox_init(pf); in otx2_probe()
2972 err = otx2_register_mbox_intr(pf, true); in otx2_probe()
2976 /* Request AF to attach NPA and NIX LFs to this PF. in otx2_probe()
2977 * NIX and NPA LFs are needed for this PF to function as a NIC. in otx2_probe()
2979 err = otx2_attach_npa_nix(pf); in otx2_probe()
2983 err = otx2_realloc_msix_vectors(pf); in otx2_probe()
2991 err = cn10k_lmtst_init(pf); in otx2_probe()
2999 otx2_ptp_init(pf); in otx2_probe()
3012 pf->iommu_domain = iommu_get_domain_for_dev(dev); in otx2_probe()
3020 err = otx2_mcam_flow_init(pf); in otx2_probe()
3024 err = cn10k_mcs_init(pf); in otx2_probe()
3028 if (pf->flags & OTX2_FLAG_NTUPLE_SUPPORT) in otx2_probe()
3031 if (pf->flags & OTX2_FLAG_UCAST_FLTR_SUPPORT) in otx2_probe()
3038 if (pf->flags & OTX2_FLAG_RX_VLAN_SUPPORT) in otx2_probe()
3044 if (pf->flags & OTX2_FLAG_TC_FLOWER_SUPPORT) in otx2_probe()
3056 netdev->max_mtu = otx2_get_max_mtu(pf); in otx2_probe()
3059 otx2_reset_mac_stats(pf); in otx2_probe()
3067 err = otx2_wq_init(pf); in otx2_probe()
3073 err = otx2_init_tc(pf); in otx2_probe()
3077 err = otx2_register_dl(pf); in otx2_probe()
3082 err = otx2_sriov_vfcfg_init(pf); in otx2_probe()
3087 otx2_cgx_config_linkevents(pf, true); in otx2_probe()
3095 otx2_qos_init(pf, qos_txqs); in otx2_probe()
3100 otx2_shutdown_tc(pf); in otx2_probe()
3102 otx2_mcam_flow_del(pf); in otx2_probe()
3106 cn10k_mcs_free(pf); in otx2_probe()
3108 otx2_mcam_flow_del(pf); in otx2_probe()
3110 otx2_ptp_destroy(pf); in otx2_probe()
3112 if (pf->hw.lmt_info) in otx2_probe()
3113 free_percpu(pf->hw.lmt_info); in otx2_probe()
3114 if (test_bit(CN10K_LMTST, &pf->hw.cap_flag)) in otx2_probe()
3115 qmem_free(pf->dev, pf->dync_lmt); in otx2_probe()
3116 otx2_detach_resources(&pf->mbox); in otx2_probe()
3118 otx2_disable_mbox_intr(pf); in otx2_probe()
3120 otx2_pfaf_mbox_destroy(pf); in otx2_probe()
3137 struct otx2_nic *pf; in otx2_vf_link_event_task() local
3142 vf_idx = config - config->pf->vf_configs; in otx2_vf_link_event_task()
3143 pf = config->pf; in otx2_vf_link_event_task()
3148 mutex_lock(&pf->mbox.lock); in otx2_vf_link_event_task()
3152 if (!otx2_mbox_wait_for_zero(&pf->mbox_pfvf[0].mbox_up, vf_idx)) { in otx2_vf_link_event_task()
3154 mutex_unlock(&pf->mbox.lock); in otx2_vf_link_event_task()
3158 msghdr = otx2_mbox_alloc_msg_rsp(&pf->mbox_pfvf[0].mbox_up, vf_idx, in otx2_vf_link_event_task()
3161 dev_err(pf->dev, "Failed to create VF%d link event\n", vf_idx); in otx2_vf_link_event_task()
3162 mutex_unlock(&pf->mbox.lock); in otx2_vf_link_event_task()
3169 memcpy(&req->link_info, &pf->linfo, sizeof(req->link_info)); in otx2_vf_link_event_task()
3171 otx2_mbox_wait_for_zero(&pf->mbox_pfvf[0].mbox_up, vf_idx); in otx2_vf_link_event_task()
3173 otx2_sync_mbox_up_msg(&pf->mbox_pfvf[0], vf_idx); in otx2_vf_link_event_task()
3175 mutex_unlock(&pf->mbox.lock); in otx2_vf_link_event_task()
3181 struct otx2_nic *pf = netdev_priv(netdev); in otx2_sriov_enable() local
3184 /* Init PF <=> VF mailbox stuff */ in otx2_sriov_enable()
3185 ret = otx2_pfvf_mbox_init(pf, numvfs); in otx2_sriov_enable()
3189 ret = otx2_register_pfvf_mbox_intr(pf, numvfs); in otx2_sriov_enable()
3193 ret = otx2_pf_flr_init(pf, numvfs); in otx2_sriov_enable()
3197 ret = otx2_register_flr_me_intr(pf, numvfs); in otx2_sriov_enable()
3207 otx2_disable_flr_me_intr(pf); in otx2_sriov_enable()
3209 otx2_flr_wq_destroy(pf); in otx2_sriov_enable()
3211 otx2_disable_pfvf_mbox_intr(pf, numvfs); in otx2_sriov_enable()
3213 otx2_pfvf_mbox_destroy(pf); in otx2_sriov_enable()
3220 struct otx2_nic *pf = netdev_priv(netdev); in otx2_sriov_disable() local
3228 otx2_disable_flr_me_intr(pf); in otx2_sriov_disable()
3229 otx2_flr_wq_destroy(pf); in otx2_sriov_disable()
3230 otx2_disable_pfvf_mbox_intr(pf, numvfs); in otx2_sriov_disable()
3231 otx2_pfvf_mbox_destroy(pf); in otx2_sriov_disable()
3247 struct otx2_nic *pf; in otx2_remove() local
3252 pf = netdev_priv(netdev); in otx2_remove()
3254 pf->flags |= OTX2_FLAG_PF_SHUTDOWN; in otx2_remove()
3256 if (pf->flags & OTX2_FLAG_TX_TSTAMP_ENABLED) in otx2_remove()
3257 otx2_config_hw_tx_tstamp(pf, false); in otx2_remove()
3258 if (pf->flags & OTX2_FLAG_RX_TSTAMP_ENABLED) in otx2_remove()
3259 otx2_config_hw_rx_tstamp(pf, false); in otx2_remove()
3262 if (pf->flags & OTX2_FLAG_RX_PAUSE_ENABLED || in otx2_remove()
3263 (pf->flags & OTX2_FLAG_TX_PAUSE_ENABLED)) { in otx2_remove()
3264 pf->flags &= ~OTX2_FLAG_RX_PAUSE_ENABLED; in otx2_remove()
3265 pf->flags &= ~OTX2_FLAG_TX_PAUSE_ENABLED; in otx2_remove()
3266 otx2_config_pause_frm(pf); in otx2_remove()
3271 if (pf->pfc_en) { in otx2_remove()
3272 pf->pfc_en = 0; in otx2_remove()
3273 otx2_config_priority_flow_ctrl(pf); in otx2_remove()
3276 cancel_work_sync(&pf->reset_task); in otx2_remove()
3278 otx2_cgx_config_linkevents(pf, false); in otx2_remove()
3280 otx2_unregister_dl(pf); in otx2_remove()
3282 cn10k_mcs_free(pf); in otx2_remove()
3283 otx2_sriov_disable(pf->pdev); in otx2_remove()
3284 otx2_sriov_vfcfg_cleanup(pf); in otx2_remove()
3285 if (pf->otx2_wq) in otx2_remove()
3286 destroy_workqueue(pf->otx2_wq); in otx2_remove()
3288 otx2_ptp_destroy(pf); in otx2_remove()
3289 otx2_mcam_flow_del(pf); in otx2_remove()
3290 otx2_shutdown_tc(pf); in otx2_remove()
3291 otx2_shutdown_qos(pf); in otx2_remove()
3292 otx2_detach_resources(&pf->mbox); in otx2_remove()
3293 if (pf->hw.lmt_info) in otx2_remove()
3294 free_percpu(pf->hw.lmt_info); in otx2_remove()
3295 if (test_bit(CN10K_LMTST, &pf->hw.cap_flag)) in otx2_remove()
3296 qmem_free(pf->dev, pf->dync_lmt); in otx2_remove()
3297 otx2_disable_mbox_intr(pf); in otx2_remove()
3298 otx2_pfaf_mbox_destroy(pf); in otx2_remove()
3299 pci_free_irq_vectors(pf->pdev); in otx2_remove()