diff options
Diffstat (limited to 'drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c')
| -rw-r--r-- | drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c | 535 |
1 files changed, 349 insertions, 186 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c b/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c index b45797f39b2f..edb374296d1f 100644 --- a/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c +++ b/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c @@ -2,9 +2,39 @@ /* Copyright (c) 2018, Intel Corporation. */ #include "ice.h" +#include "ice_base.h" #include "ice_lib.h" /** + * ice_validate_vf_id - helper to check if VF ID is valid + * @pf: pointer to the PF structure + * @vf_id: the ID of the VF to check + */ +static int ice_validate_vf_id(struct ice_pf *pf, int vf_id) +{ + if (vf_id >= pf->num_alloc_vfs) { + dev_err(ice_pf_to_dev(pf), "Invalid VF ID: %d\n", vf_id); + return -EINVAL; + } + return 0; +} + +/** + * ice_check_vf_init - helper to check if VF init complete + * @pf: pointer to the PF structure + * @vf: the pointer to the VF to check + */ +static int ice_check_vf_init(struct ice_pf *pf, struct ice_vf *vf) +{ + if (!test_bit(ICE_VF_STATE_INIT, vf->vf_states)) { + dev_err(ice_pf_to_dev(pf), "VF ID: %d in reset. Try again.\n", + vf->vf_id); + return -EBUSY; + } + return 0; +} + +/** * ice_err_to_virt err - translate errors for VF return code * @ice_err: error return code */ @@ -184,12 +214,14 @@ static void ice_dis_vf_mappings(struct ice_vf *vf) { struct ice_pf *pf = vf->pf; struct ice_vsi *vsi; + struct device *dev; int first, last, v; struct ice_hw *hw; hw = &pf->hw; vsi = pf->vsi[vf->lan_vsi_idx]; + dev = ice_pf_to_dev(pf); wr32(hw, VPINT_ALLOC(vf->vf_id), 0); wr32(hw, VPINT_ALLOC_PCI(vf->vf_id), 0); @@ -208,13 +240,12 @@ static void ice_dis_vf_mappings(struct ice_vf *vf) if (vsi->tx_mapping_mode == ICE_VSI_MAP_CONTIG) wr32(hw, VPLAN_TX_QBASE(vf->vf_id), 0); else - dev_err(&pf->pdev->dev, - "Scattered mode for VF Tx queues is not yet implemented\n"); + dev_err(dev, "Scattered mode for VF Tx queues is not yet implemented\n"); if (vsi->rx_mapping_mode == ICE_VSI_MAP_CONTIG) wr32(hw, VPLAN_RX_QBASE(vf->vf_id), 0); else - dev_err(&pf->pdev->dev, + dev_err(dev, "Scattered mode for VF Rx queues is not yet implemented\n"); } @@ -289,6 +320,7 @@ static void ice_dis_vf_qs(struct ice_vf *vf) */ void ice_free_vfs(struct ice_pf *pf) { + struct device *dev = ice_pf_to_dev(pf); struct ice_hw *hw = &pf->hw; int tmp, i; @@ -310,24 +342,24 @@ void ice_free_vfs(struct ice_pf *pf) if (!pci_vfs_assigned(pf->pdev)) pci_disable_sriov(pf->pdev); else - dev_warn(&pf->pdev->dev, "VFs are assigned - not disabling SR-IOV\n"); + dev_warn(dev, "VFs are assigned - not disabling SR-IOV\n"); tmp = pf->num_alloc_vfs; pf->num_vf_qps = 0; pf->num_alloc_vfs = 0; for (i = 0; i < tmp; i++) { if (test_bit(ICE_VF_STATE_INIT, pf->vf[i].vf_states)) { - /* disable VF qp mappings */ + /* disable VF qp mappings and set VF disable state */ ice_dis_vf_mappings(&pf->vf[i]); + set_bit(ICE_VF_STATE_DIS, pf->vf[i].vf_states); ice_free_vf_res(&pf->vf[i]); } } if (ice_sriov_free_msix_res(pf)) - dev_err(&pf->pdev->dev, - "Failed to free MSIX resources used by SR-IOV\n"); + dev_err(dev, "Failed to free MSIX resources used by SR-IOV\n"); - devm_kfree(&pf->pdev->dev, pf->vf); + devm_kfree(dev, pf->vf); pf->vf = NULL; /* This check is for when the driver is unloaded while VFs are @@ -366,9 +398,11 @@ static void ice_trigger_vf_reset(struct ice_vf *vf, bool is_vflr, bool is_pfr) { struct ice_pf *pf = vf->pf; u32 reg, reg_idx, bit_idx; + struct device *dev; struct ice_hw *hw; int vf_abs_id, i; + dev = ice_pf_to_dev(pf); hw = &pf->hw; vf_abs_id = vf->vf_id + hw->func_caps.vf_base_id; @@ -389,7 +423,7 @@ static void ice_trigger_vf_reset(struct ice_vf *vf, bool is_vflr, bool is_pfr) * by the time we get here. */ if (!is_pfr) - wr32(hw, VF_MBX_ARQLEN(vf_abs_id), 0); + wr32(hw, VF_MBX_ARQLEN(vf->vf_id), 0); /* In the case of a VFLR, the HW has already reset the VF and we * just need to clean up, so don't hit the VFRTRIG register. @@ -414,7 +448,7 @@ static void ice_trigger_vf_reset(struct ice_vf *vf, bool is_vflr, bool is_pfr) if ((reg & VF_TRANS_PENDING_M) == 0) break; - dev_err(&pf->pdev->dev, + dev_err(dev, "VF %d PCI transactions stuck\n", vf->vf_id); udelay(ICE_PCI_CIAD_WAIT_DELAY_US); } @@ -457,13 +491,12 @@ static void ice_vsi_kill_pvid_fill_ctxt(struct ice_vsi_ctx *ctxt) */ static int ice_vsi_manage_pvid(struct ice_vsi *vsi, u16 vid, bool enable) { - struct device *dev = &vsi->back->pdev->dev; struct ice_hw *hw = &vsi->back->hw; struct ice_vsi_ctx *ctxt; enum ice_status status; int ret = 0; - ctxt = devm_kzalloc(dev, sizeof(*ctxt), GFP_KERNEL); + ctxt = kzalloc(sizeof(*ctxt), GFP_KERNEL); if (!ctxt) return -ENOMEM; @@ -475,7 +508,7 @@ static int ice_vsi_manage_pvid(struct ice_vsi *vsi, u16 vid, bool enable) status = ice_update_vsi(hw, vsi->idx, ctxt, NULL); if (status) { - dev_info(dev, "update VSI for port VLAN failed, err %d aq_err %d\n", + dev_info(&vsi->back->pdev->dev, "update VSI for port VLAN failed, err %d aq_err %d\n", status, hw->adminq.sq_last_status); ret = -EIO; goto out; @@ -483,7 +516,7 @@ static int ice_vsi_manage_pvid(struct ice_vsi *vsi, u16 vid, bool enable) vsi->info = ctxt->info; out: - devm_kfree(dev, ctxt); + kfree(ctxt); return ret; } @@ -531,14 +564,16 @@ static int ice_alloc_vsi_res(struct ice_vf *vf) LIST_HEAD(tmp_add_list); u8 broadcast[ETH_ALEN]; struct ice_vsi *vsi; + struct device *dev; int status = 0; + dev = ice_pf_to_dev(pf); /* first vector index is the VFs OICR index */ vf->first_vector_idx = ice_calc_vf_first_vector_idx(pf, vf); vsi = ice_vf_vsi_setup(pf, pf->hw.port_info, vf->vf_id); if (!vsi) { - dev_err(&pf->pdev->dev, "Failed to create VF VSI\n"); + dev_err(dev, "Failed to create VF VSI\n"); return -ENOMEM; } @@ -566,8 +601,7 @@ static int ice_alloc_vsi_res(struct ice_vf *vf) status = ice_add_mac(&pf->hw, &tmp_add_list); if (status) - dev_err(&pf->pdev->dev, - "could not add mac filters error %d\n", status); + dev_err(dev, "could not add mac filters error %d\n", status); else vf->num_mac = 1; @@ -578,7 +612,7 @@ static int ice_alloc_vsi_res(struct ice_vf *vf) * more vectors. */ ice_alloc_vsi_res_exit: - ice_free_fltr_list(&pf->pdev->dev, &tmp_add_list); + ice_free_fltr_list(dev, &tmp_add_list); return status; } @@ -634,10 +668,12 @@ static void ice_ena_vf_mappings(struct ice_vf *vf) int abs_vf_id, abs_first, abs_last; struct ice_pf *pf = vf->pf; struct ice_vsi *vsi; + struct device *dev; int first, last, v; struct ice_hw *hw; u32 reg; + dev = ice_pf_to_dev(pf); hw = &pf->hw; vsi = pf->vsi[vf->lan_vsi_idx]; first = vf->first_vector_idx; @@ -685,8 +721,7 @@ static void ice_ena_vf_mappings(struct ice_vf *vf) VPLAN_TX_QBASE_VFNUMQ_M)); wr32(hw, VPLAN_TX_QBASE(vf->vf_id), reg); } else { - dev_err(&pf->pdev->dev, - "Scattered mode for VF Tx queues is not yet implemented\n"); + dev_err(dev, "Scattered mode for VF Tx queues is not yet implemented\n"); } /* set regardless of mapping mode */ @@ -704,8 +739,7 @@ static void ice_ena_vf_mappings(struct ice_vf *vf) VPLAN_RX_QBASE_VFNUMQ_M)); wr32(hw, VPLAN_RX_QBASE(vf->vf_id), reg); } else { - dev_err(&pf->pdev->dev, - "Scattered mode for VF Rx queues is not yet implemented\n"); + dev_err(dev, "Scattered mode for VF Rx queues is not yet implemented\n"); } } @@ -851,6 +885,7 @@ static int ice_check_avail_res(struct ice_pf *pf) { int max_valid_res_idx = ice_get_max_valid_res_idx(pf->irq_tracker); u16 num_msix, num_txq, num_rxq, num_avail_msix; + struct device *dev = ice_pf_to_dev(pf); if (!pf->num_alloc_vfs || max_valid_res_idx < 0) return -EINVAL; @@ -883,8 +918,7 @@ static int ice_check_avail_res(struct ice_pf *pf) ICE_DFLT_INTR_PER_VF, ICE_MIN_INTR_PER_VF); } else { - dev_err(&pf->pdev->dev, - "Number of VFs %d exceeds max VF count %d\n", + dev_err(dev, "Number of VFs %d exceeds max VF count %d\n", pf->num_alloc_vfs, ICE_MAX_VF_COUNT); return -EIO; } @@ -1022,12 +1056,12 @@ ice_vf_set_vsi_promisc(struct ice_vf *vf, struct ice_vsi *vsi, u8 promisc_m, */ static bool ice_config_res_vfs(struct ice_pf *pf) { + struct device *dev = ice_pf_to_dev(pf); struct ice_hw *hw = &pf->hw; int v; if (ice_check_avail_res(pf)) { - dev_err(&pf->pdev->dev, - "Cannot allocate VF resources, try with fewer number of VFs\n"); + dev_err(dev, "Cannot allocate VF resources, try with fewer number of VFs\n"); return false; } @@ -1040,9 +1074,8 @@ static bool ice_config_res_vfs(struct ice_pf *pf) struct ice_vf *vf = &pf->vf[v]; vf->num_vf_qs = pf->num_vf_qps; - dev_dbg(&pf->pdev->dev, - "VF-id %d has %d queues configured\n", - vf->vf_id, vf->num_vf_qs); + dev_dbg(dev, "VF-id %d has %d queues configured\n", vf->vf_id, + vf->num_vf_qs); ice_cleanup_and_realloc_vf(vf); } @@ -1066,6 +1099,7 @@ static bool ice_config_res_vfs(struct ice_pf *pf) */ bool ice_reset_all_vfs(struct ice_pf *pf, bool is_vflr) { + struct device *dev = ice_pf_to_dev(pf); struct ice_hw *hw = &pf->hw; struct ice_vf *vf; int v, i; @@ -1124,7 +1158,7 @@ bool ice_reset_all_vfs(struct ice_pf *pf, bool is_vflr) * time, but continue on with the operation. */ if (v < pf->num_alloc_vfs) - dev_warn(&pf->pdev->dev, "VF reset check timeout\n"); + dev_warn(dev, "VF reset check timeout\n"); /* free VF resources to begin resetting the VSI state */ for (v = 0; v < pf->num_alloc_vfs; v++) { @@ -1141,8 +1175,7 @@ bool ice_reset_all_vfs(struct ice_pf *pf, bool is_vflr) } if (ice_sriov_free_msix_res(pf)) - dev_err(&pf->pdev->dev, - "Failed to free MSIX resources used by SR-IOV\n"); + dev_err(dev, "Failed to free MSIX resources used by SR-IOV\n"); if (!ice_config_res_vfs(pf)) return false; @@ -1151,6 +1184,25 @@ bool ice_reset_all_vfs(struct ice_pf *pf, bool is_vflr) } /** + * ice_is_vf_disabled + * @vf: pointer to the VF info + * + * Returns true if the PF or VF is disabled, false otherwise. + */ +static bool ice_is_vf_disabled(struct ice_vf *vf) +{ + struct ice_pf *pf = vf->pf; + + /* If the PF has been disabled, there is no need resetting VF until + * PF is active again. Similarly, if the VF has been disabled, this + * means something else is resetting the VF, so we shouldn't continue. + * Otherwise, set disable VF state bit for actual reset, and continue. + */ + return (test_bit(__ICE_VF_DIS, pf->state) || + test_bit(ICE_VF_STATE_DIS, vf->vf_states)); +} + +/** * ice_reset_vf - Reset a particular VF * @vf: pointer to the VF structure * @is_vflr: true if VFLR was issued, false if not @@ -1161,25 +1213,23 @@ static bool ice_reset_vf(struct ice_vf *vf, bool is_vflr) { struct ice_pf *pf = vf->pf; struct ice_vsi *vsi; + struct device *dev; struct ice_hw *hw; bool rsd = false; u8 promisc_m; u32 reg; int i; - /* If the PF has been disabled, there is no need resetting VF until - * PF is active again. - */ - if (test_bit(__ICE_VF_DIS, pf->state)) - return false; + dev = ice_pf_to_dev(pf); - /* If the VF has been disabled, this means something else is - * resetting the VF, so we shouldn't continue. Otherwise, set - * disable VF state bit for actual reset, and continue. - */ - if (test_and_set_bit(ICE_VF_STATE_DIS, vf->vf_states)) - return false; + if (ice_is_vf_disabled(vf)) { + dev_dbg(dev, "VF is already disabled, there is no need for resetting it, telling VM, all is fine %d\n", + vf->vf_id); + return true; + } + /* Set VF disable bit state here, before triggering reset */ + set_bit(ICE_VF_STATE_DIS, vf->vf_states); ice_trigger_vf_reset(vf, is_vflr, false); vsi = pf->vsi[vf->lan_vsi_idx]; @@ -1216,8 +1266,7 @@ static bool ice_reset_vf(struct ice_vf *vf, bool is_vflr) * continue on with the operation. */ if (!rsd) - dev_warn(&pf->pdev->dev, "VF reset check timeout on VF %d\n", - vf->vf_id); + dev_warn(dev, "VF reset check timeout on VF %d\n", vf->vf_id); /* disable promiscuous modes in case they were enabled * ignore any error if disabling process failed @@ -1231,7 +1280,7 @@ static bool ice_reset_vf(struct ice_vf *vf, bool is_vflr) vsi = pf->vsi[vf->lan_vsi_idx]; if (ice_vf_set_vsi_promisc(vf, vsi, promisc_m, true)) - dev_err(&pf->pdev->dev, "disabling promiscuous mode failed\n"); + dev_err(dev, "disabling promiscuous mode failed\n"); } /* free VF resources to begin resetting the VSI state */ @@ -1282,19 +1331,26 @@ void ice_vc_notify_reset(struct ice_pf *pf) static void ice_vc_notify_vf_reset(struct ice_vf *vf) { struct virtchnl_pf_event pfe; + struct ice_pf *pf; + + if (!vf) + return; - /* validate the request */ - if (!vf || vf->vf_id >= vf->pf->num_alloc_vfs) + pf = vf->pf; + if (ice_validate_vf_id(pf, vf->vf_id)) return; - /* verify if the VF is in either init or active before proceeding */ - if (!test_bit(ICE_VF_STATE_INIT, vf->vf_states) && - !test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states)) + /* Bail out if VF is in disabled state, neither initialized, nor active + * state - otherwise proceed with notifications + */ + if ((!test_bit(ICE_VF_STATE_INIT, vf->vf_states) && + !test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states)) || + test_bit(ICE_VF_STATE_DIS, vf->vf_states)) return; pfe.event = VIRTCHNL_EVENT_RESET_IMPENDING; pfe.severity = PF_EVENT_SEVERITY_CERTAIN_DOOM; - ice_aq_send_msg_to_vf(&vf->pf->hw, vf->vf_id, VIRTCHNL_OP_EVENT, + ice_aq_send_msg_to_vf(&pf->hw, vf->vf_id, VIRTCHNL_OP_EVENT, VIRTCHNL_STATUS_SUCCESS, (u8 *)&pfe, sizeof(pfe), NULL); } @@ -1306,6 +1362,7 @@ static void ice_vc_notify_vf_reset(struct ice_vf *vf) */ static int ice_alloc_vfs(struct ice_pf *pf, u16 num_alloc_vfs) { + struct device *dev = ice_pf_to_dev(pf); struct ice_hw *hw = &pf->hw; struct ice_vf *vfs; int i, ret; @@ -1322,8 +1379,7 @@ static int ice_alloc_vfs(struct ice_pf *pf, u16 num_alloc_vfs) goto err_unroll_intr; } /* allocate memory */ - vfs = devm_kcalloc(&pf->pdev->dev, num_alloc_vfs, sizeof(*vfs), - GFP_KERNEL); + vfs = devm_kcalloc(dev, num_alloc_vfs, sizeof(*vfs), GFP_KERNEL); if (!vfs) { ret = -ENOMEM; goto err_pci_disable_sriov; @@ -1352,7 +1408,7 @@ static int ice_alloc_vfs(struct ice_pf *pf, u16 num_alloc_vfs) err_unroll_sriov: pf->vf = NULL; - devm_kfree(&pf->pdev->dev, vfs); + devm_kfree(dev, vfs); vfs = NULL; pf->num_alloc_vfs = 0; err_pci_disable_sriov: @@ -1397,7 +1453,7 @@ static bool ice_pf_state_is_nominal(struct ice_pf *pf) static int ice_pci_sriov_ena(struct ice_pf *pf, int num_vfs) { int pre_existing_vfs = pci_num_vf(pf->pdev); - struct device *dev = &pf->pdev->dev; + struct device *dev = ice_pf_to_dev(pf); int err; if (!ice_pf_state_is_nominal(pf)) { @@ -1407,7 +1463,7 @@ static int ice_pci_sriov_ena(struct ice_pf *pf, int num_vfs) if (!test_bit(ICE_FLAG_SRIOV_CAPABLE, pf->flags)) { dev_err(dev, "This device is not capable of SR-IOV\n"); - return -ENODEV; + return -EOPNOTSUPP; } if (pre_existing_vfs && pre_existing_vfs != num_vfs) @@ -1442,10 +1498,10 @@ static int ice_pci_sriov_ena(struct ice_pf *pf, int num_vfs) int ice_sriov_configure(struct pci_dev *pdev, int num_vfs) { struct ice_pf *pf = pci_get_drvdata(pdev); + struct device *dev = ice_pf_to_dev(pf); if (ice_is_safe_mode(pf)) { - dev_err(&pf->pdev->dev, - "SR-IOV cannot be configured - Device is in Safe Mode\n"); + dev_err(dev, "SR-IOV cannot be configured - Device is in Safe Mode\n"); return -EOPNOTSUPP; } @@ -1455,8 +1511,7 @@ int ice_sriov_configure(struct pci_dev *pdev, int num_vfs) if (!pci_vfs_assigned(pdev)) { ice_free_vfs(pf); } else { - dev_err(&pf->pdev->dev, - "can't free VFs because some are assigned to VMs.\n"); + dev_err(dev, "can't free VFs because some are assigned to VMs.\n"); return -EBUSY; } @@ -1495,12 +1550,10 @@ void ice_process_vflr_event(struct ice_pf *pf) } /** - * ice_vc_dis_vf - Disable a given VF via SW reset + * ice_vc_reset_vf - Perform software reset on the VF after informing the AVF * @vf: pointer to the VF info - * - * Disable the VF through a SW reset */ -static void ice_vc_dis_vf(struct ice_vf *vf) +static void ice_vc_reset_vf(struct ice_vf *vf) { ice_vc_notify_vf_reset(vf); ice_reset_vf(vf, false); @@ -1521,24 +1574,28 @@ ice_vc_send_msg_to_vf(struct ice_vf *vf, u32 v_opcode, enum virtchnl_status_code v_retval, u8 *msg, u16 msglen) { enum ice_status aq_ret; + struct device *dev; struct ice_pf *pf; - /* validate the request */ - if (!vf || vf->vf_id >= vf->pf->num_alloc_vfs) + if (!vf) return -EINVAL; pf = vf->pf; + if (ice_validate_vf_id(pf, vf->vf_id)) + return -EINVAL; + + dev = ice_pf_to_dev(pf); /* single place to detect unsuccessful return values */ if (v_retval) { vf->num_inval_msgs++; - dev_info(&pf->pdev->dev, "VF %d failed opcode %d, retval: %d\n", - vf->vf_id, v_opcode, v_retval); + dev_info(dev, "VF %d failed opcode %d, retval: %d\n", vf->vf_id, + v_opcode, v_retval); if (vf->num_inval_msgs > ICE_DFLT_NUM_INVAL_MSGS_ALLOWED) { - dev_err(&pf->pdev->dev, + dev_err(dev, "Number of invalid messages exceeded for VF %d\n", vf->vf_id); - dev_err(&pf->pdev->dev, "Use PF Control I/F to enable the VF\n"); + dev_err(dev, "Use PF Control I/F to enable the VF\n"); set_bit(ICE_VF_STATE_DIS, vf->vf_states); return -EIO; } @@ -1551,7 +1608,7 @@ ice_vc_send_msg_to_vf(struct ice_vf *vf, u32 v_opcode, aq_ret = ice_aq_send_msg_to_vf(&pf->hw, vf->vf_id, v_opcode, v_retval, msg, msglen, NULL); if (aq_ret && pf->hw.mailboxq.sq_last_status != ICE_AQ_RC_ENOSYS) { - dev_info(&pf->pdev->dev, + dev_info(dev, "Unable to send the message to VF %d ret %d aq_err %d\n", vf->vf_id, aq_ret, pf->hw.mailboxq.sq_last_status); return -EIO; @@ -1599,14 +1656,14 @@ static int ice_vc_get_vf_res_msg(struct ice_vf *vf, u8 *msg) int len = 0; int ret; - if (!test_bit(ICE_VF_STATE_INIT, vf->vf_states)) { + if (ice_check_vf_init(pf, vf)) { v_ret = VIRTCHNL_STATUS_ERR_PARAM; goto err; } len = sizeof(struct virtchnl_vf_resource); - vfres = devm_kzalloc(&pf->pdev->dev, len, GFP_KERNEL); + vfres = kzalloc(len, GFP_KERNEL); if (!vfres) { v_ret = VIRTCHNL_STATUS_ERR_NO_MEMORY; len = 0; @@ -1672,6 +1729,9 @@ static int ice_vc_get_vf_res_msg(struct ice_vf *vf, u8 *msg) ether_addr_copy(vfres->vsi_res[0].default_mac_addr, vf->dflt_lan_addr.addr); + /* match guest capabilities */ + vf->driver_caps = vfres->vf_cap_flags; + set_bit(ICE_VF_STATE_ACTIVE, vf->vf_states); err: @@ -1679,7 +1739,7 @@ err: ret = ice_vc_send_msg_to_vf(vf, VIRTCHNL_OP_GET_VF_RESOURCES, v_ret, (u8 *)vfres, len); - devm_kfree(&pf->pdev->dev, vfres); + kfree(vfres); return ret; } @@ -1775,7 +1835,7 @@ static int ice_vc_config_rss_key(struct ice_vf *vf, u8 *msg) struct virtchnl_rss_key *vrk = (struct virtchnl_rss_key *)msg; struct ice_pf *pf = vf->pf; - struct ice_vsi *vsi = NULL; + struct ice_vsi *vsi; if (!test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states)) { v_ret = VIRTCHNL_STATUS_ERR_PARAM; @@ -1822,7 +1882,7 @@ static int ice_vc_config_rss_lut(struct ice_vf *vf, u8 *msg) struct virtchnl_rss_lut *vrl = (struct virtchnl_rss_lut *)msg; enum virtchnl_status_code v_ret = VIRTCHNL_STATUS_SUCCESS; struct ice_pf *pf = vf->pf; - struct ice_vsi *vsi = NULL; + struct ice_vsi *vsi; if (!test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states)) { v_ret = VIRTCHNL_STATUS_ERR_PARAM; @@ -1869,8 +1929,8 @@ static int ice_vc_get_stats_msg(struct ice_vf *vf, u8 *msg) enum virtchnl_status_code v_ret = VIRTCHNL_STATUS_SUCCESS; struct virtchnl_queue_select *vqs = (struct virtchnl_queue_select *)msg; + struct ice_eth_stats stats = { 0 }; struct ice_pf *pf = vf->pf; - struct ice_eth_stats stats; struct ice_vsi *vsi; if (!test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states)) { @@ -1889,7 +1949,6 @@ static int ice_vc_get_stats_msg(struct ice_vf *vf, u8 *msg) goto error_param; } - memset(&stats, 0, sizeof(struct ice_eth_stats)); ice_update_eth_stats(vsi); stats = vsi->eth_stats; @@ -2159,9 +2218,11 @@ static int ice_vc_cfg_irq_map_msg(struct ice_vf *vf, u8 *msg) vector_id = map->vector_id; vsi_id = map->vsi_id; - /* validate msg params */ - if (!(vector_id < pf->hw.func_caps.common_cap - .num_msix_vectors) || !ice_vc_isvalid_vsi_id(vf, vsi_id) || + /* vector_id is always 0-based for each VF, and can never be + * larger than or equal to the max allowed interrupts per VF + */ + if (!(vector_id < ICE_MAX_INTR_PER_VF) || + !ice_vc_isvalid_vsi_id(vf, vsi_id) || (!vector_id && (map->rxq_map || map->txq_map))) { v_ret = VIRTCHNL_STATUS_ERR_PARAM; goto error_param; @@ -2252,7 +2313,7 @@ static int ice_vc_cfg_qs_msg(struct ice_vf *vf, u8 *msg) if (qci->num_queue_pairs > ICE_MAX_BASE_QS_PER_VF || qci->num_queue_pairs > min_t(u16, vsi->alloc_txq, vsi->alloc_rxq)) { - dev_err(&pf->pdev->dev, + dev_err(ice_pf_to_dev(pf), "VF-%d requesting more than supported number of queues: %d\n", vf->vf_id, min_t(u16, vsi->alloc_txq, vsi->alloc_rxq)); v_ret = VIRTCHNL_STATUS_ERR_PARAM; @@ -2365,9 +2426,12 @@ ice_vc_handle_mac_addr_msg(struct ice_vf *vf, u8 *msg, bool set) enum virtchnl_ops vc_op; enum ice_status status; struct ice_vsi *vsi; + struct device *dev; int mac_count = 0; int i; + dev = ice_pf_to_dev(pf); + if (set) vc_op = VIRTCHNL_OP_ADD_ETH_ADDR; else @@ -2381,7 +2445,7 @@ ice_vc_handle_mac_addr_msg(struct ice_vf *vf, u8 *msg, bool set) if (set && !ice_is_vf_trusted(vf) && (vf->num_mac + al->num_elements) > ICE_MAX_MACADDR_PER_VF) { - dev_err(&pf->pdev->dev, + dev_err(dev, "Can't add more MAC addresses, because VF-%d is not trusted, switch the VF to trusted mode in order to add more functionalities\n", vf->vf_id); /* There is no need to let VF know about not being trusted @@ -2406,13 +2470,13 @@ ice_vc_handle_mac_addr_msg(struct ice_vf *vf, u8 *msg, bool set) /* VF is trying to add filters that the PF * already added. Just continue. */ - dev_info(&pf->pdev->dev, + dev_info(dev, "MAC %pM already set for VF %d\n", maddr, vf->vf_id); continue; } else { /* VF can't remove dflt_lan_addr/bcast MAC */ - dev_err(&pf->pdev->dev, + dev_err(dev, "VF can't remove default MAC address or MAC %pM programmed by PF for VF %d\n", maddr, vf->vf_id); continue; @@ -2421,7 +2485,7 @@ ice_vc_handle_mac_addr_msg(struct ice_vf *vf, u8 *msg, bool set) /* check for the invalid cases and bail if necessary */ if (is_zero_ether_addr(maddr)) { - dev_err(&pf->pdev->dev, + dev_err(dev, "invalid MAC %pM provided for VF %d\n", maddr, vf->vf_id); v_ret = VIRTCHNL_STATUS_ERR_PARAM; @@ -2430,7 +2494,7 @@ ice_vc_handle_mac_addr_msg(struct ice_vf *vf, u8 *msg, bool set) if (is_unicast_ether_addr(maddr) && !ice_can_vf_change_mac(vf)) { - dev_err(&pf->pdev->dev, + dev_err(dev, "can't change unicast MAC for untrusted VF %d\n", vf->vf_id); v_ret = VIRTCHNL_STATUS_ERR_PARAM; @@ -2441,12 +2505,12 @@ ice_vc_handle_mac_addr_msg(struct ice_vf *vf, u8 *msg, bool set) status = ice_vsi_cfg_mac_fltr(vsi, maddr, set); if (status == ICE_ERR_DOES_NOT_EXIST || status == ICE_ERR_ALREADY_EXISTS) { - dev_info(&pf->pdev->dev, + dev_info(dev, "can't %s MAC filters %pM for VF %d, error %d\n", set ? "add" : "remove", maddr, vf->vf_id, status); } else if (status) { - dev_err(&pf->pdev->dev, + dev_err(dev, "can't %s MAC filters for VF %d, error %d\n", set ? "add" : "remove", vf->vf_id, status); v_ret = ice_err_to_virt_err(status); @@ -2511,7 +2575,9 @@ static int ice_vc_request_qs_msg(struct ice_vf *vf, u8 *msg) u16 max_allowed_vf_queues; u16 tx_rx_queue_left; u16 cur_queues; + struct device *dev; + dev = ice_pf_to_dev(pf); if (!test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states)) { v_ret = VIRTCHNL_STATUS_ERR_PARAM; goto error_param; @@ -2522,17 +2588,15 @@ static int ice_vc_request_qs_msg(struct ice_vf *vf, u8 *msg) ice_get_avail_rxq_count(pf)); max_allowed_vf_queues = tx_rx_queue_left + cur_queues; if (!req_queues) { - dev_err(&pf->pdev->dev, - "VF %d tried to request 0 queues. Ignoring.\n", + dev_err(dev, "VF %d tried to request 0 queues. Ignoring.\n", vf->vf_id); } else if (req_queues > ICE_MAX_BASE_QS_PER_VF) { - dev_err(&pf->pdev->dev, - "VF %d tried to request more than %d queues.\n", + dev_err(dev, "VF %d tried to request more than %d queues.\n", vf->vf_id, ICE_MAX_BASE_QS_PER_VF); vfres->num_queue_pairs = ICE_MAX_BASE_QS_PER_VF; } else if (req_queues > cur_queues && req_queues - cur_queues > tx_rx_queue_left) { - dev_warn(&pf->pdev->dev, + dev_warn(dev, "VF %d requested %u more queues, but only %u left.\n", vf->vf_id, req_queues - cur_queues, tx_rx_queue_left); vfres->num_queue_pairs = min_t(u16, max_allowed_vf_queues, @@ -2540,9 +2604,8 @@ static int ice_vc_request_qs_msg(struct ice_vf *vf, u8 *msg) } else { /* request is successful, then reset VF */ vf->num_req_qs = req_queues; - ice_vc_dis_vf(vf); - dev_info(&pf->pdev->dev, - "VF %d granted request of %u queues.\n", + ice_vc_reset_vf(vf); + dev_info(dev, "VF %d granted request of %u queues.\n", vf->vf_id, req_queues); return 0; } @@ -2568,39 +2631,34 @@ ice_set_vf_port_vlan(struct net_device *netdev, int vf_id, u16 vlan_id, u8 qos, __be16 vlan_proto) { u16 vlanprio = vlan_id | (qos << ICE_VLAN_PRIORITY_S); - struct ice_netdev_priv *np = netdev_priv(netdev); - struct ice_pf *pf = np->vsi->back; + struct ice_pf *pf = ice_netdev_to_pf(netdev); struct ice_vsi *vsi; + struct device *dev; struct ice_vf *vf; int ret = 0; - /* validate the request */ - if (vf_id >= pf->num_alloc_vfs) { - dev_err(&pf->pdev->dev, "invalid VF id: %d\n", vf_id); + dev = ice_pf_to_dev(pf); + if (ice_validate_vf_id(pf, vf_id)) return -EINVAL; - } if (vlan_id > ICE_MAX_VLANID || qos > 7) { - dev_err(&pf->pdev->dev, "Invalid VF Parameters\n"); + dev_err(dev, "Invalid VF Parameters\n"); return -EINVAL; } if (vlan_proto != htons(ETH_P_8021Q)) { - dev_err(&pf->pdev->dev, "VF VLAN protocol is not supported\n"); + dev_err(dev, "VF VLAN protocol is not supported\n"); return -EPROTONOSUPPORT; } vf = &pf->vf[vf_id]; vsi = pf->vsi[vf->lan_vsi_idx]; - if (!test_bit(ICE_VF_STATE_INIT, vf->vf_states)) { - dev_err(&pf->pdev->dev, "VF %d in reset. Try again.\n", vf_id); + if (ice_check_vf_init(pf, vf)) return -EBUSY; - } if (le16_to_cpu(vsi->info.pvid) == vlanprio) { /* duplicate request, so just return success */ - dev_info(&pf->pdev->dev, - "Duplicate pvid %d request\n", vlanprio); + dev_dbg(dev, "Duplicate pvid %d request\n", vlanprio); return ret; } @@ -2619,7 +2677,7 @@ ice_set_vf_port_vlan(struct net_device *netdev, int vf_id, u16 vlan_id, u8 qos, } if (vlan_id) { - dev_info(&pf->pdev->dev, "Setting VLAN %d, QOS 0x%x on VF %d\n", + dev_info(dev, "Setting VLAN %d, QoS 0x%x on VF %d\n", vlan_id, qos, vf_id); /* add new VLAN filter for each MAC */ @@ -2638,6 +2696,17 @@ error_set_pvid: } /** + * ice_vf_vlan_offload_ena - determine if capabilities support VLAN offloads + * @caps: VF driver negotiated capabilities + * + * Return true if VIRTCHNL_VF_OFFLOAD_VLAN capability is set, else return false + */ +static bool ice_vf_vlan_offload_ena(u32 caps) +{ + return !!(caps & VIRTCHNL_VF_OFFLOAD_VLAN); +} + +/** * ice_vc_process_vlan_msg * @vf: pointer to the VF info * @msg: pointer to the msg buffer @@ -2653,16 +2722,23 @@ static int ice_vc_process_vlan_msg(struct ice_vf *vf, u8 *msg, bool add_v) struct ice_pf *pf = vf->pf; bool vlan_promisc = false; struct ice_vsi *vsi; + struct device *dev; struct ice_hw *hw; int status = 0; u8 promisc_m; int i; + dev = ice_pf_to_dev(pf); if (!test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states)) { v_ret = VIRTCHNL_STATUS_ERR_PARAM; goto error_param; } + if (!ice_vf_vlan_offload_ena(vf->driver_caps)) { + v_ret = VIRTCHNL_STATUS_ERR_PARAM; + goto error_param; + } + if (!ice_vc_isvalid_vsi_id(vf, vfl->vsi_id)) { v_ret = VIRTCHNL_STATUS_ERR_PARAM; goto error_param; @@ -2670,7 +2746,7 @@ static int ice_vc_process_vlan_msg(struct ice_vf *vf, u8 *msg, bool add_v) if (add_v && !ice_is_vf_trusted(vf) && vf->num_vlan >= ICE_MAX_VLAN_PER_VF) { - dev_info(&pf->pdev->dev, + dev_info(dev, "VF-%d is not trusted, switch the VF to trusted mode, in order to add more VLAN addresses\n", vf->vf_id); /* There is no need to let VF know about being not trusted, @@ -2682,7 +2758,7 @@ static int ice_vc_process_vlan_msg(struct ice_vf *vf, u8 *msg, bool add_v) for (i = 0; i < vfl->num_elements; i++) { if (vfl->vlan_id[i] > ICE_MAX_VLANID) { v_ret = VIRTCHNL_STATUS_ERR_PARAM; - dev_err(&pf->pdev->dev, + dev_err(dev, "invalid VF VLAN id %d\n", vfl->vlan_id[i]); goto error_param; } @@ -2700,14 +2776,6 @@ static int ice_vc_process_vlan_msg(struct ice_vf *vf, u8 *msg, bool add_v) goto error_param; } - if (ice_vsi_manage_vlan_stripping(vsi, add_v)) { - dev_err(&pf->pdev->dev, - "%sable VLAN stripping failed for VSI %i\n", - add_v ? "en" : "dis", vsi->vsi_num); - v_ret = VIRTCHNL_STATUS_ERR_PARAM; - goto error_param; - } - if (test_bit(ICE_VF_STATE_UC_PROMISC, vf->vf_states) || test_bit(ICE_VF_STATE_MC_PROMISC, vf->vf_states)) vlan_promisc = true; @@ -2718,7 +2786,7 @@ static int ice_vc_process_vlan_msg(struct ice_vf *vf, u8 *msg, bool add_v) if (!ice_is_vf_trusted(vf) && vf->num_vlan >= ICE_MAX_VLAN_PER_VF) { - dev_info(&pf->pdev->dev, + dev_info(dev, "VF-%d is not trusted, switch the VF to trusted mode, in order to add more VLAN addresses\n", vf->vf_id); /* There is no need to let VF know about being @@ -2739,7 +2807,7 @@ static int ice_vc_process_vlan_msg(struct ice_vf *vf, u8 *msg, bool add_v) status = ice_cfg_vlan_pruning(vsi, true, false); if (status) { v_ret = VIRTCHNL_STATUS_ERR_PARAM; - dev_err(&pf->pdev->dev, + dev_err(dev, "Enable VLAN pruning on VLAN ID: %d failed error-%d\n", vid, status); goto error_param; @@ -2753,7 +2821,7 @@ static int ice_vc_process_vlan_msg(struct ice_vf *vf, u8 *msg, bool add_v) promisc_m, vid); if (status) { v_ret = VIRTCHNL_STATUS_ERR_PARAM; - dev_err(&pf->pdev->dev, + dev_err(dev, "Enable Unicast/multicast promiscuous mode on VLAN ID:%d failed error-%d\n", vid, status); } @@ -2848,6 +2916,11 @@ static int ice_vc_ena_vlan_stripping(struct ice_vf *vf) goto error_param; } + if (!ice_vf_vlan_offload_ena(vf->driver_caps)) { + v_ret = VIRTCHNL_STATUS_ERR_PARAM; + goto error_param; + } + vsi = pf->vsi[vf->lan_vsi_idx]; if (ice_vsi_manage_vlan_stripping(vsi, true)) v_ret = VIRTCHNL_STATUS_ERR_PARAM; @@ -2874,6 +2947,11 @@ static int ice_vc_dis_vlan_stripping(struct ice_vf *vf) goto error_param; } + if (!ice_vf_vlan_offload_ena(vf->driver_caps)) { + v_ret = VIRTCHNL_STATUS_ERR_PARAM; + goto error_param; + } + vsi = pf->vsi[vf->lan_vsi_idx]; if (!vsi) { v_ret = VIRTCHNL_STATUS_ERR_PARAM; @@ -2889,6 +2967,33 @@ error_param: } /** + * ice_vf_init_vlan_stripping - enable/disable VLAN stripping on initialization + * @vf: VF to enable/disable VLAN stripping for on initialization + * + * If the VIRTCHNL_VF_OFFLOAD_VLAN flag is set enable VLAN stripping, else if + * the flag is cleared then we want to disable stripping. For example, the flag + * will be cleared when port VLANs are configured by the administrator before + * passing the VF to the guest or if the AVF driver doesn't support VLAN + * offloads. + */ +static int ice_vf_init_vlan_stripping(struct ice_vf *vf) +{ + struct ice_vsi *vsi = vf->pf->vsi[vf->lan_vsi_idx]; + + if (!vsi) + return -EINVAL; + + /* don't modify stripping if port VLAN is configured */ + if (vsi->info.pvid) + return 0; + + if (ice_vf_vlan_offload_ena(vf->driver_caps)) + return ice_vsi_manage_vlan_stripping(vsi, true); + else + return ice_vsi_manage_vlan_stripping(vsi, false); +} + +/** * ice_vc_process_vf_msg - Process request from VF * @pf: pointer to the PF structure * @event: pointer to the AQ event @@ -2903,9 +3008,11 @@ void ice_vc_process_vf_msg(struct ice_pf *pf, struct ice_rq_event_info *event) u16 msglen = event->msg_len; u8 *msg = event->msg_buf; struct ice_vf *vf = NULL; + struct device *dev; int err = 0; - if (vf_id >= pf->num_alloc_vfs) { + dev = ice_pf_to_dev(pf); + if (ice_validate_vf_id(pf, vf_id)) { err = -EINVAL; goto error_handler; } @@ -2931,7 +3038,7 @@ error_handler: if (err) { ice_vc_send_msg_to_vf(vf, v_opcode, VIRTCHNL_STATUS_ERR_PARAM, NULL, 0); - dev_err(&pf->pdev->dev, "Invalid message from VF %d, opcode %d, len %d, error %d\n", + dev_err(dev, "Invalid message from VF %d, opcode %d, len %d, error %d\n", vf_id, v_opcode, msglen, err); return; } @@ -2942,6 +3049,10 @@ error_handler: break; case VIRTCHNL_OP_GET_VF_RESOURCES: err = ice_vc_get_vf_res_msg(vf, msg); + if (ice_vf_init_vlan_stripping(vf)) + dev_err(dev, + "Failed to initialize VLAN stripping for VF %d\n", + vf->vf_id); ice_vc_notify_vf_link_state(vf); break; case VIRTCHNL_OP_RESET_VF: @@ -2992,8 +3103,8 @@ error_handler: break; case VIRTCHNL_OP_UNKNOWN: default: - dev_err(&pf->pdev->dev, "Unsupported opcode %d from VF %d\n", - v_opcode, vf_id); + dev_err(dev, "Unsupported opcode %d from VF %d\n", v_opcode, + vf_id); err = ice_vc_send_msg_to_vf(vf, v_opcode, VIRTCHNL_STATUS_ERR_NOT_SUPPORTED, NULL, 0); @@ -3003,8 +3114,7 @@ error_handler: /* Helper function cares less about error return values here * as it is busy with pending work. */ - dev_info(&pf->pdev->dev, - "PF failed to honor VF %d, opcode %d, error %d\n", + dev_info(dev, "PF failed to honor VF %d, opcode %d, error %d\n", vf_id, v_opcode, err); } } @@ -3020,24 +3130,18 @@ error_handler: int ice_get_vf_cfg(struct net_device *netdev, int vf_id, struct ifla_vf_info *ivi) { - struct ice_netdev_priv *np = netdev_priv(netdev); - struct ice_vsi *vsi = np->vsi; - struct ice_pf *pf = vsi->back; + struct ice_pf *pf = ice_netdev_to_pf(netdev); + struct ice_vsi *vsi; struct ice_vf *vf; - /* validate the request */ - if (vf_id >= pf->num_alloc_vfs) { - netdev_err(netdev, "invalid VF id: %d\n", vf_id); + if (ice_validate_vf_id(pf, vf_id)) return -EINVAL; - } vf = &pf->vf[vf_id]; vsi = pf->vsi[vf->lan_vsi_idx]; - if (!test_bit(ICE_VF_STATE_INIT, vf->vf_states)) { - netdev_err(netdev, "VF %d in reset. Try again.\n", vf_id); + if (ice_check_vf_init(pf, vf)) return -EBUSY; - } ivi->vf = vf_id; ether_addr_copy(ivi->mac, vf->dflt_lan_addr.addr); @@ -3070,33 +3174,29 @@ ice_get_vf_cfg(struct net_device *netdev, int vf_id, struct ifla_vf_info *ivi) */ int ice_set_vf_spoofchk(struct net_device *netdev, int vf_id, bool ena) { - struct ice_netdev_priv *np = netdev_priv(netdev); - struct ice_vsi *vsi = np->vsi; - struct ice_pf *pf = vsi->back; + struct ice_pf *pf = ice_netdev_to_pf(netdev); + struct ice_vsi *vsi = pf->vsi[0]; struct ice_vsi_ctx *ctx; enum ice_status status; + struct device *dev; struct ice_vf *vf; int ret = 0; - /* validate the request */ - if (vf_id >= pf->num_alloc_vfs) { - netdev_err(netdev, "invalid VF id: %d\n", vf_id); + dev = ice_pf_to_dev(pf); + if (ice_validate_vf_id(pf, vf_id)) return -EINVAL; - } vf = &pf->vf[vf_id]; - if (!test_bit(ICE_VF_STATE_INIT, vf->vf_states)) { - netdev_err(netdev, "VF %d in reset. Try again.\n", vf_id); + if (ice_check_vf_init(pf, vf)) return -EBUSY; - } if (ena == vf->spoofchk) { - dev_dbg(&pf->pdev->dev, "VF spoofchk already %s\n", + dev_dbg(dev, "VF spoofchk already %s\n", ena ? "ON" : "OFF"); return 0; } - ctx = devm_kzalloc(&pf->pdev->dev, sizeof(*ctx), GFP_KERNEL); + ctx = kzalloc(sizeof(*ctx), GFP_KERNEL); if (!ctx) return -ENOMEM; @@ -3109,7 +3209,7 @@ int ice_set_vf_spoofchk(struct net_device *netdev, int vf_id, bool ena) status = ice_update_vsi(&pf->hw, vsi->idx, ctx, NULL); if (status) { - dev_dbg(&pf->pdev->dev, + dev_dbg(dev, "Error %d, failed to update VSI* parameters\n", status); ret = -EIO; goto out; @@ -3119,11 +3219,28 @@ int ice_set_vf_spoofchk(struct net_device *netdev, int vf_id, bool ena) vsi->info.sec_flags = ctx->info.sec_flags; vsi->info.sw_flags2 = ctx->info.sw_flags2; out: - devm_kfree(&pf->pdev->dev, ctx); + kfree(ctx); return ret; } /** + * ice_wait_on_vf_reset + * @vf: The VF being resseting + * + * Poll to make sure a given VF is ready after reset + */ +static void ice_wait_on_vf_reset(struct ice_vf *vf) +{ + int i; + + for (i = 0; i < ICE_MAX_VF_RESET_WAIT; i++) { + if (test_bit(ICE_VF_STATE_INIT, vf->vf_states)) + break; + msleep(20); + } +} + +/** * ice_set_vf_mac * @netdev: network interface device structure * @vf_id: VF identifier @@ -3133,23 +3250,25 @@ out: */ int ice_set_vf_mac(struct net_device *netdev, int vf_id, u8 *mac) { - struct ice_netdev_priv *np = netdev_priv(netdev); - struct ice_vsi *vsi = np->vsi; - struct ice_pf *pf = vsi->back; + struct ice_pf *pf = ice_netdev_to_pf(netdev); struct ice_vf *vf; int ret = 0; - /* validate the request */ - if (vf_id >= pf->num_alloc_vfs) { - netdev_err(netdev, "invalid VF id: %d\n", vf_id); + if (ice_validate_vf_id(pf, vf_id)) return -EINVAL; - } vf = &pf->vf[vf_id]; - if (!test_bit(ICE_VF_STATE_INIT, vf->vf_states)) { - netdev_err(netdev, "VF %d in reset. Try again.\n", vf_id); + /* Don't set MAC on disabled VF */ + if (ice_is_vf_disabled(vf)) + return -EINVAL; + + /* In case VF is in reset mode, wait until it is completed. Depending + * on factors like queue disabling routine, this could take ~250ms + */ + ice_wait_on_vf_reset(vf); + + if (ice_check_vf_init(pf, vf)) return -EBUSY; - } if (is_zero_ether_addr(mac) || is_multicast_ether_addr(mac)) { netdev_err(netdev, "%pM not a valid unicast address\n", mac); @@ -3167,7 +3286,7 @@ int ice_set_vf_mac(struct net_device *netdev, int vf_id, u8 *mac) "MAC on VF %d set to %pM. VF driver will be reinitialized\n", vf_id, mac); - ice_vc_dis_vf(vf); + ice_vc_reset_vf(vf); return ret; } @@ -3181,30 +3300,34 @@ int ice_set_vf_mac(struct net_device *netdev, int vf_id, u8 *mac) */ int ice_set_vf_trust(struct net_device *netdev, int vf_id, bool trusted) { - struct ice_netdev_priv *np = netdev_priv(netdev); - struct ice_vsi *vsi = np->vsi; - struct ice_pf *pf = vsi->back; + struct ice_pf *pf = ice_netdev_to_pf(netdev); + struct device *dev; struct ice_vf *vf; - /* validate the request */ - if (vf_id >= pf->num_alloc_vfs) { - dev_err(&pf->pdev->dev, "invalid VF id: %d\n", vf_id); + dev = ice_pf_to_dev(pf); + if (ice_validate_vf_id(pf, vf_id)) return -EINVAL; - } vf = &pf->vf[vf_id]; - if (!test_bit(ICE_VF_STATE_INIT, vf->vf_states)) { - dev_err(&pf->pdev->dev, "VF %d in reset. Try again.\n", vf_id); + /* Don't set Trusted Mode on disabled VF */ + if (ice_is_vf_disabled(vf)) + return -EINVAL; + + /* In case VF is in reset mode, wait until it is completed. Depending + * on factors like queue disabling routine, this could take ~250ms + */ + ice_wait_on_vf_reset(vf); + + if (ice_check_vf_init(pf, vf)) return -EBUSY; - } /* Check if already trusted */ if (trusted == vf->trusted) return 0; vf->trusted = trusted; - ice_vc_dis_vf(vf); - dev_info(&pf->pdev->dev, "VF %u is now %strusted\n", + ice_vc_reset_vf(vf); + dev_info(dev, "VF %u is now %strusted\n", vf_id, trusted ? "" : "un"); return 0; @@ -3220,26 +3343,21 @@ int ice_set_vf_trust(struct net_device *netdev, int vf_id, bool trusted) */ int ice_set_vf_link_state(struct net_device *netdev, int vf_id, int link_state) { - struct ice_netdev_priv *np = netdev_priv(netdev); - struct ice_pf *pf = np->vsi->back; + struct ice_pf *pf = ice_netdev_to_pf(netdev); struct virtchnl_pf_event pfe = { 0 }; struct ice_link_status *ls; struct ice_vf *vf; struct ice_hw *hw; - if (vf_id >= pf->num_alloc_vfs) { - dev_err(&pf->pdev->dev, "Invalid VF Identifier %d\n", vf_id); + if (ice_validate_vf_id(pf, vf_id)) return -EINVAL; - } vf = &pf->vf[vf_id]; hw = &pf->hw; ls = &pf->hw.port_info->phy.link_info; - if (!test_bit(ICE_VF_STATE_INIT, vf->vf_states)) { - dev_err(&pf->pdev->dev, "vf %d in reset. Try again.\n", vf_id); + if (ice_check_vf_init(pf, vf)) return -EBUSY; - } pfe.event = VIRTCHNL_EVENT_LINK_CHANGE; pfe.severity = PF_EVENT_SEVERITY_INFO; @@ -3273,3 +3391,48 @@ int ice_set_vf_link_state(struct net_device *netdev, int vf_id, int link_state) return 0; } + +/** + * ice_get_vf_stats - populate some stats for the VF + * @netdev: the netdev of the PF + * @vf_id: the host OS identifier (0-255) + * @vf_stats: pointer to the OS memory to be initialized + */ +int ice_get_vf_stats(struct net_device *netdev, int vf_id, + struct ifla_vf_stats *vf_stats) +{ + struct ice_pf *pf = ice_netdev_to_pf(netdev); + struct ice_eth_stats *stats; + struct ice_vsi *vsi; + struct ice_vf *vf; + + if (ice_validate_vf_id(pf, vf_id)) + return -EINVAL; + + vf = &pf->vf[vf_id]; + + if (ice_check_vf_init(pf, vf)) + return -EBUSY; + + vsi = pf->vsi[vf->lan_vsi_idx]; + if (!vsi) + return -EINVAL; + + ice_update_eth_stats(vsi); + stats = &vsi->eth_stats; + + memset(vf_stats, 0, sizeof(*vf_stats)); + + vf_stats->rx_packets = stats->rx_unicast + stats->rx_broadcast + + stats->rx_multicast; + vf_stats->tx_packets = stats->tx_unicast + stats->tx_broadcast + + stats->tx_multicast; + vf_stats->rx_bytes = stats->rx_bytes; + vf_stats->tx_bytes = stats->tx_bytes; + vf_stats->broadcast = stats->rx_broadcast; + vf_stats->multicast = stats->rx_multicast; + vf_stats->rx_dropped = stats->rx_discards; + vf_stats->tx_dropped = stats->tx_discards; + + return 0; +} |