diff options
Diffstat (limited to 'drivers/net/ethernet/intel')
25 files changed, 280 insertions, 162 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_diag.c b/drivers/net/ethernet/intel/i40e/i40e_diag.c index 5b3519c6e362..97fe1787a8f4 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_diag.c +++ b/drivers/net/ethernet/intel/i40e/i40e_diag.c @@ -44,7 +44,7 @@ static int i40e_diag_reg_pattern_test(struct i40e_hw *hw, return 0; } -struct i40e_diag_reg_test_info i40e_reg_list[] = { +const struct i40e_diag_reg_test_info i40e_reg_list[] = { /* offset mask elements stride */ {I40E_QTX_CTL(0), 0x0000FFBF, 1, I40E_QTX_CTL(1) - I40E_QTX_CTL(0)}, @@ -78,27 +78,28 @@ int i40e_diag_reg_test(struct i40e_hw *hw) { int ret_code = 0; u32 reg, mask; + u32 elements; u32 i, j; for (i = 0; i40e_reg_list[i].offset != 0 && !ret_code; i++) { + elements = i40e_reg_list[i].elements; /* set actual reg range for dynamically allocated resources */ if (i40e_reg_list[i].offset == I40E_QTX_CTL(0) && hw->func_caps.num_tx_qp != 0) - i40e_reg_list[i].elements = hw->func_caps.num_tx_qp; + elements = hw->func_caps.num_tx_qp; if ((i40e_reg_list[i].offset == I40E_PFINT_ITRN(0, 0) || i40e_reg_list[i].offset == I40E_PFINT_ITRN(1, 0) || i40e_reg_list[i].offset == I40E_PFINT_ITRN(2, 0) || i40e_reg_list[i].offset == I40E_QINT_TQCTL(0) || i40e_reg_list[i].offset == I40E_QINT_RQCTL(0)) && hw->func_caps.num_msix_vectors != 0) - i40e_reg_list[i].elements = - hw->func_caps.num_msix_vectors - 1; + elements = hw->func_caps.num_msix_vectors - 1; /* test register access */ mask = i40e_reg_list[i].mask; - for (j = 0; j < i40e_reg_list[i].elements && !ret_code; j++) { + for (j = 0; j < elements && !ret_code; j++) { reg = i40e_reg_list[i].offset + (j * i40e_reg_list[i].stride); ret_code = i40e_diag_reg_pattern_test(hw, reg, mask); diff --git a/drivers/net/ethernet/intel/i40e/i40e_diag.h b/drivers/net/ethernet/intel/i40e/i40e_diag.h index e641035c7297..c3ce5f35211f 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_diag.h +++ b/drivers/net/ethernet/intel/i40e/i40e_diag.h @@ -20,7 +20,7 @@ struct i40e_diag_reg_test_info { u32 stride; /* bytes between each element */ }; -extern struct i40e_diag_reg_test_info i40e_reg_list[]; +extern const struct i40e_diag_reg_test_info i40e_reg_list[]; int i40e_diag_reg_test(struct i40e_hw *hw); int i40e_diag_eeprom_test(struct i40e_hw *hw); diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c index 467001db5070..228cd502bb48 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -15525,6 +15525,7 @@ static int i40e_init_recovery_mode(struct i40e_pf *pf, struct i40e_hw *hw) int err; int v_idx; + pci_set_drvdata(pf->pdev, pf); pci_save_state(pf->pdev); /* set up periodic task facility */ diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.c b/drivers/net/ethernet/intel/i40e/i40e_txrx.c index 924f972b91fa..72b091f2509d 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_txrx.c +++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.c @@ -171,10 +171,10 @@ static char *i40e_create_dummy_packet(u8 *dummy_packet, bool ipv4, u8 l4proto, struct i40e_fdir_filter *data) { bool is_vlan = !!data->vlan_tag; - struct vlan_hdr vlan; - struct ipv6hdr ipv6; - struct ethhdr eth; - struct iphdr ip; + struct vlan_hdr vlan = {}; + struct ipv6hdr ipv6 = {}; + struct ethhdr eth = {}; + struct iphdr ip = {}; u8 *tmp; if (ipv4) { diff --git a/drivers/net/ethernet/intel/iavf/iavf_common.c b/drivers/net/ethernet/intel/iavf/iavf_common.c index 16c490965b61..dd11dbbd5551 100644 --- a/drivers/net/ethernet/intel/iavf/iavf_common.c +++ b/drivers/net/ethernet/intel/iavf/iavf_common.c @@ -661,7 +661,7 @@ struct iavf_rx_ptype_decoded iavf_ptype_lookup[BIT(8)] = { /* Non Tunneled IPv6 */ IAVF_PTT(88, IP, IPV6, FRG, NONE, NONE, NOF, NONE, PAY3), IAVF_PTT(89, IP, IPV6, NOF, NONE, NONE, NOF, NONE, PAY3), - IAVF_PTT(90, IP, IPV6, NOF, NONE, NONE, NOF, UDP, PAY3), + IAVF_PTT(90, IP, IPV6, NOF, NONE, NONE, NOF, UDP, PAY4), IAVF_PTT_UNUSED_ENTRY(91), IAVF_PTT(92, IP, IPV6, NOF, NONE, NONE, NOF, TCP, PAY4), IAVF_PTT(93, IP, IPV6, NOF, NONE, NONE, NOF, SCTP, PAY4), diff --git a/drivers/net/ethernet/intel/iavf/iavf_main.c b/drivers/net/ethernet/intel/iavf/iavf_main.c index 3273aeb8fa67..095201e83c9d 100644 --- a/drivers/net/ethernet/intel/iavf/iavf_main.c +++ b/drivers/net/ethernet/intel/iavf/iavf_main.c @@ -893,6 +893,10 @@ static int iavf_vlan_rx_add_vid(struct net_device *netdev, { struct iavf_adapter *adapter = netdev_priv(netdev); + /* Do not track VLAN 0 filter, always added by the PF on VF init */ + if (!vid) + return 0; + if (!VLAN_FILTERING_ALLOWED(adapter)) return -EIO; @@ -919,6 +923,10 @@ static int iavf_vlan_rx_kill_vid(struct net_device *netdev, { struct iavf_adapter *adapter = netdev_priv(netdev); + /* We do not track VLAN 0 filter */ + if (!vid) + return 0; + iavf_del_vlan(adapter, IAVF_VLAN(vid, be16_to_cpu(proto))); if (proto == cpu_to_be16(ETH_P_8021Q)) clear_bit(vid, adapter->vsi.active_cvlans); @@ -5066,6 +5074,11 @@ static void iavf_remove(struct pci_dev *pdev) mutex_unlock(&adapter->crit_lock); break; } + /* Simply return if we already went through iavf_shutdown */ + if (adapter->state == __IAVF_REMOVE) { + mutex_unlock(&adapter->crit_lock); + return; + } mutex_unlock(&adapter->crit_lock); usleep_range(500, 1000); diff --git a/drivers/net/ethernet/intel/iavf/iavf_txrx.c b/drivers/net/ethernet/intel/iavf/iavf_txrx.c index 18b6a702a1d6..e989feda133c 100644 --- a/drivers/net/ethernet/intel/iavf/iavf_txrx.c +++ b/drivers/net/ethernet/intel/iavf/iavf_txrx.c @@ -1096,7 +1096,7 @@ static inline void iavf_rx_hash(struct iavf_ring *ring, cpu_to_le64((u64)IAVF_RX_DESC_FLTSTAT_RSS_HASH << IAVF_RX_DESC_STATUS_FLTSTAT_SHIFT); - if (ring->netdev->features & NETIF_F_RXHASH) + if (!(ring->netdev->features & NETIF_F_RXHASH)) return; if ((rx_desc->wb.qword1.status_error_len & rss_mask) == rss_mask) { diff --git a/drivers/net/ethernet/intel/iavf/iavf_virtchnl.c b/drivers/net/ethernet/intel/iavf/iavf_virtchnl.c index 6d23338604bb..4e17d006c52d 100644 --- a/drivers/net/ethernet/intel/iavf/iavf_virtchnl.c +++ b/drivers/net/ethernet/intel/iavf/iavf_virtchnl.c @@ -2446,8 +2446,6 @@ void iavf_virtchnl_completion(struct iavf_adapter *adapter, list_for_each_entry(f, &adapter->vlan_filter_list, list) { if (f->is_new_vlan) { f->is_new_vlan = false; - if (!f->vlan.vid) - continue; if (f->vlan.tpid == ETH_P_8021Q) set_bit(f->vlan.vid, adapter->vsi.active_cvlans); diff --git a/drivers/net/ethernet/intel/ice/ice.h b/drivers/net/ethernet/intel/ice/ice.h index b0e29e342401..e809249500e1 100644 --- a/drivers/net/ethernet/intel/ice/ice.h +++ b/drivers/net/ethernet/intel/ice/ice.h @@ -509,6 +509,7 @@ enum ice_pf_flags { ICE_FLAG_VF_VLAN_PRUNING, ICE_FLAG_LINK_LENIENT_MODE_ENA, ICE_FLAG_PLUG_AUX_DEV, + ICE_FLAG_UNPLUG_AUX_DEV, ICE_FLAG_MTU_CHANGED, ICE_FLAG_GNSS, /* GNSS successfully initialized */ ICE_PF_FLAGS_NBITS /* must be last */ @@ -955,16 +956,11 @@ static inline void ice_set_rdma_cap(struct ice_pf *pf) */ static inline void ice_clear_rdma_cap(struct ice_pf *pf) { - /* We can directly unplug aux device here only if the flag bit - * ICE_FLAG_PLUG_AUX_DEV is not set because ice_unplug_aux_dev() - * could race with ice_plug_aux_dev() called from - * ice_service_task(). In this case we only clear that bit now and - * aux device will be unplugged later once ice_plug_aux_device() - * called from ice_service_task() finishes (see ice_service_task()). + /* defer unplug to service task to avoid RTNL lock and + * clear PLUG bit so that pending plugs don't interfere */ - if (!test_and_clear_bit(ICE_FLAG_PLUG_AUX_DEV, pf->flags)) - ice_unplug_aux_dev(pf); - + clear_bit(ICE_FLAG_PLUG_AUX_DEV, pf->flags); + set_bit(ICE_FLAG_UNPLUG_AUX_DEV, pf->flags); clear_bit(ICE_FLAG_RDMA_ENA, pf->flags); } #endif /* _ICE_H_ */ diff --git a/drivers/net/ethernet/intel/ice/ice_dcb.c b/drivers/net/ethernet/intel/ice/ice_dcb.c index c557dfc50aad..396e555023aa 100644 --- a/drivers/net/ethernet/intel/ice/ice_dcb.c +++ b/drivers/net/ethernet/intel/ice/ice_dcb.c @@ -1411,7 +1411,7 @@ ice_add_dscp_pfc_tlv(struct ice_lldp_org_tlv *tlv, struct ice_dcbx_cfg *dcbcfg) tlv->ouisubtype = htonl(ouisubtype); buf[0] = dcbcfg->pfc.pfccap & 0xF; - buf[1] = dcbcfg->pfc.pfcena & 0xF; + buf[1] = dcbcfg->pfc.pfcena; } /** diff --git a/drivers/net/ethernet/intel/ice/ice_ethtool.c b/drivers/net/ethernet/intel/ice/ice_ethtool.c index b360bd8f1599..f86e814354a3 100644 --- a/drivers/net/ethernet/intel/ice/ice_ethtool.c +++ b/drivers/net/ethernet/intel/ice/ice_ethtool.c @@ -4331,6 +4331,8 @@ ice_get_module_eeprom(struct net_device *netdev, * SFP modules only ever use page 0. */ if (page == 0 || !(data[0x2] & 0x4)) { + u32 copy_len; + /* If i2c bus is busy due to slow page change or * link management access, call can fail. This is normal. * So we retry this a few times. @@ -4354,8 +4356,8 @@ ice_get_module_eeprom(struct net_device *netdev, } /* Make sure we have enough room for the new block */ - if ((i + SFF_READ_BLOCK_SIZE) < ee->len) - memcpy(data + i, value, SFF_READ_BLOCK_SIZE); + copy_len = min_t(u32, SFF_READ_BLOCK_SIZE, ee->len - i); + memcpy(data + i, value, copy_len); } } return 0; diff --git a/drivers/net/ethernet/intel/ice/ice_lib.c b/drivers/net/ethernet/intel/ice/ice_lib.c index 781475480ff2..450317dfcca7 100644 --- a/drivers/net/ethernet/intel/ice/ice_lib.c +++ b/drivers/net/ethernet/intel/ice/ice_lib.c @@ -291,6 +291,7 @@ static void ice_vsi_delete_from_hw(struct ice_vsi *vsi) struct ice_vsi_ctx *ctxt; int status; + ice_fltr_remove_all(vsi); ctxt = kzalloc(sizeof(*ctxt), GFP_KERNEL); if (!ctxt) return; @@ -2126,7 +2127,7 @@ int ice_vsi_cfg_xdp_txqs(struct ice_vsi *vsi) ice_for_each_rxq(vsi, i) ice_tx_xsk_pool(vsi, i); - return ret; + return 0; } /** @@ -2693,12 +2694,14 @@ ice_vsi_cfg_def(struct ice_vsi *vsi, struct ice_vsi_cfg_params *params) return ret; /* allocate memory for Tx/Rx ring stat pointers */ - if (ice_vsi_alloc_stat_arrays(vsi)) + ret = ice_vsi_alloc_stat_arrays(vsi); + if (ret) goto unroll_vsi_alloc; ice_alloc_fd_res(vsi); - if (ice_vsi_get_qs(vsi)) { + ret = ice_vsi_get_qs(vsi); + if (ret) { dev_err(dev, "Failed to allocate queues. vsi->idx = %d\n", vsi->idx); goto unroll_vsi_alloc_stat; @@ -2811,6 +2814,7 @@ ice_vsi_cfg_def(struct ice_vsi *vsi, struct ice_vsi_cfg_params *params) break; default: /* clean up the resources and exit */ + ret = -EINVAL; goto unroll_vsi_init; } @@ -2889,7 +2893,6 @@ void ice_vsi_decfg(struct ice_vsi *vsi) !test_bit(ICE_FLAG_FW_LLDP_AGENT, pf->flags)) ice_cfg_sw_lldp(vsi, false, false); - ice_fltr_remove_all(vsi); ice_rm_vsi_lan_cfg(vsi->port_info, vsi->idx); err = ice_rm_vsi_rdma_cfg(vsi->port_info, vsi->idx); if (err) @@ -3508,10 +3511,10 @@ int ice_vsi_rebuild(struct ice_vsi *vsi, u32 vsi_flags) if (vsi_flags & ICE_VSI_FLAG_INIT) { ret = -EIO; goto err_vsi_cfg_tc_lan; - } else { - kfree(coalesce); - return ice_schedule_reset(pf, ICE_RESET_PFR); } + + kfree(coalesce); + return ice_schedule_reset(pf, ICE_RESET_PFR); } ice_vsi_realloc_stat_arrays(vsi, prev_txq, prev_rxq); @@ -3759,7 +3762,7 @@ int ice_vsi_cfg_tc(struct ice_vsi *vsi, u8 ena_tc) dev = ice_pf_to_dev(pf); if (vsi->tc_cfg.ena_tc == ena_tc && vsi->mqprio_qopt.mode != TC_MQPRIO_MODE_CHANNEL) - return ret; + return 0; ice_for_each_traffic_class(i) { /* build bitmap of enabled TCs */ diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c index 567694bf098b..0d8b8c6f9bd3 100644 --- a/drivers/net/ethernet/intel/ice/ice_main.c +++ b/drivers/net/ethernet/intel/ice/ice_main.c @@ -2316,18 +2316,15 @@ static void ice_service_task(struct work_struct *work) } } - if (test_bit(ICE_FLAG_PLUG_AUX_DEV, pf->flags)) { - /* Plug aux device per request */ - ice_plug_aux_dev(pf); + /* unplug aux dev per request, if an unplug request came in + * while processing a plug request, this will handle it + */ + if (test_and_clear_bit(ICE_FLAG_UNPLUG_AUX_DEV, pf->flags)) + ice_unplug_aux_dev(pf); - /* Mark plugging as done but check whether unplug was - * requested during ice_plug_aux_dev() call - * (e.g. from ice_clear_rdma_cap()) and if so then - * plug aux device. - */ - if (!test_and_clear_bit(ICE_FLAG_PLUG_AUX_DEV, pf->flags)) - ice_unplug_aux_dev(pf); - } + /* Plug aux device per request */ + if (test_and_clear_bit(ICE_FLAG_PLUG_AUX_DEV, pf->flags)) + ice_plug_aux_dev(pf); if (test_and_clear_bit(ICE_FLAG_MTU_CHANGED, pf->flags)) { struct iidc_event *event; @@ -4644,6 +4641,12 @@ static int ice_start_eth(struct ice_vsi *vsi) return err; } +static void ice_stop_eth(struct ice_vsi *vsi) +{ + ice_fltr_remove_all(vsi); + ice_vsi_close(vsi); +} + static int ice_init_eth(struct ice_pf *pf) { struct ice_vsi *vsi = ice_get_main_vsi(pf); @@ -5132,7 +5135,7 @@ void ice_unload(struct ice_pf *pf) { ice_deinit_features(pf); ice_deinit_rdma(pf); - ice_vsi_close(ice_get_main_vsi(pf)); + ice_stop_eth(ice_get_main_vsi(pf)); ice_vsi_decfg(ice_get_main_vsi(pf)); ice_deinit_dev(pf); } diff --git a/drivers/net/ethernet/intel/ice/ice_sched.c b/drivers/net/ethernet/intel/ice/ice_sched.c index 4eca8d195ef0..b7682de0ae05 100644 --- a/drivers/net/ethernet/intel/ice/ice_sched.c +++ b/drivers/net/ethernet/intel/ice/ice_sched.c @@ -2788,7 +2788,7 @@ static int ice_sched_assoc_vsi_to_agg(struct ice_port_info *pi, u32 agg_id, u16 vsi_handle, unsigned long *tc_bitmap) { - struct ice_sched_agg_vsi_info *agg_vsi_info, *old_agg_vsi_info = NULL; + struct ice_sched_agg_vsi_info *agg_vsi_info, *iter, *old_agg_vsi_info = NULL; struct ice_sched_agg_info *agg_info, *old_agg_info; struct ice_hw *hw = pi->hw; int status = 0; @@ -2806,11 +2806,13 @@ ice_sched_assoc_vsi_to_agg(struct ice_port_info *pi, u32 agg_id, if (old_agg_info && old_agg_info != agg_info) { struct ice_sched_agg_vsi_info *vtmp; - list_for_each_entry_safe(old_agg_vsi_info, vtmp, + list_for_each_entry_safe(iter, vtmp, &old_agg_info->agg_vsi_list, list_entry) - if (old_agg_vsi_info->vsi_handle == vsi_handle) + if (iter->vsi_handle == vsi_handle) { + old_agg_vsi_info = iter; break; + } } /* check if entry already exist */ diff --git a/drivers/net/ethernet/intel/ice/ice_sriov.c b/drivers/net/ethernet/intel/ice/ice_sriov.c index 96a64c25e2ef..0cc05e54a781 100644 --- a/drivers/net/ethernet/intel/ice/ice_sriov.c +++ b/drivers/net/ethernet/intel/ice/ice_sriov.c @@ -1341,15 +1341,15 @@ int ice_set_vf_trust(struct net_device *netdev, int vf_id, bool trusted) struct ice_vf *vf; int ret; + vf = ice_get_vf_by_id(pf, vf_id); + if (!vf) + return -EINVAL; + if (ice_is_eswitch_mode_switchdev(pf)) { dev_info(ice_pf_to_dev(pf), "Trusted VF is forbidden in switchdev mode\n"); return -EOPNOTSUPP; } - vf = ice_get_vf_by_id(pf, vf_id); - if (!vf) - return -EINVAL; - ret = ice_check_vf_ready_for_cfg(vf); if (ret) goto out_put_vf; diff --git a/drivers/net/ethernet/intel/ice/ice_switch.c b/drivers/net/ethernet/intel/ice/ice_switch.c index 61f844d22512..46b36851af46 100644 --- a/drivers/net/ethernet/intel/ice/ice_switch.c +++ b/drivers/net/ethernet/intel/ice/ice_switch.c @@ -1780,18 +1780,36 @@ ice_update_vsi(struct ice_hw *hw, u16 vsi_handle, struct ice_vsi_ctx *vsi_ctx, int ice_cfg_rdma_fltr(struct ice_hw *hw, u16 vsi_handle, bool enable) { - struct ice_vsi_ctx *ctx; + struct ice_vsi_ctx *ctx, *cached_ctx; + int status; + + cached_ctx = ice_get_vsi_ctx(hw, vsi_handle); + if (!cached_ctx) + return -ENOENT; - ctx = ice_get_vsi_ctx(hw, vsi_handle); + ctx = kzalloc(sizeof(*ctx), GFP_KERNEL); if (!ctx) - return -EIO; + return -ENOMEM; + + ctx->info.q_opt_rss = cached_ctx->info.q_opt_rss; + ctx->info.q_opt_tc = cached_ctx->info.q_opt_tc; + ctx->info.q_opt_flags = cached_ctx->info.q_opt_flags; + + ctx->info.valid_sections = cpu_to_le16(ICE_AQ_VSI_PROP_Q_OPT_VALID); if (enable) ctx->info.q_opt_flags |= ICE_AQ_VSI_Q_OPT_PE_FLTR_EN; else ctx->info.q_opt_flags &= ~ICE_AQ_VSI_Q_OPT_PE_FLTR_EN; - return ice_update_vsi(hw, vsi_handle, ctx, NULL); + status = ice_update_vsi(hw, vsi_handle, ctx, NULL); + if (!status) { + cached_ctx->info.q_opt_flags = ctx->info.q_opt_flags; + cached_ctx->info.valid_sections |= ctx->info.valid_sections; + } + + kfree(ctx); + return status; } /** diff --git a/drivers/net/ethernet/intel/ice/ice_tc_lib.c b/drivers/net/ethernet/intel/ice/ice_tc_lib.c index 6b48cbc049c6..76f29a5bf8d7 100644 --- a/drivers/net/ethernet/intel/ice/ice_tc_lib.c +++ b/drivers/net/ethernet/intel/ice/ice_tc_lib.c @@ -1455,8 +1455,8 @@ ice_parse_cls_flower(struct net_device *filter_dev, struct ice_vsi *vsi, if (match.mask->vlan_priority) { fltr->flags |= ICE_TC_FLWR_FIELD_VLAN_PRIO; headers->vlan_hdr.vlan_prio = - cpu_to_be16((match.key->vlan_priority << - VLAN_PRIO_SHIFT) & VLAN_PRIO_MASK); + be16_encode_bits(match.key->vlan_priority, + VLAN_PRIO_MASK); } if (match.mask->vlan_tpid) @@ -1489,8 +1489,8 @@ ice_parse_cls_flower(struct net_device *filter_dev, struct ice_vsi *vsi, if (match.mask->vlan_priority) { fltr->flags |= ICE_TC_FLWR_FIELD_CVLAN_PRIO; headers->cvlan_hdr.vlan_prio = - cpu_to_be16((match.key->vlan_priority << - VLAN_PRIO_SHIFT) & VLAN_PRIO_MASK); + be16_encode_bits(match.key->vlan_priority, + VLAN_PRIO_MASK); } } diff --git a/drivers/net/ethernet/intel/ice/ice_txrx.c b/drivers/net/ethernet/intel/ice/ice_txrx.c index dfd22862e926..4fcf2d07eb85 100644 --- a/drivers/net/ethernet/intel/ice/ice_txrx.c +++ b/drivers/net/ethernet/intel/ice/ice_txrx.c @@ -938,6 +938,7 @@ ice_reuse_rx_page(struct ice_rx_ring *rx_ring, struct ice_rx_buf *old_buf) * ice_get_rx_buf - Fetch Rx buffer and synchronize data for use * @rx_ring: Rx descriptor ring to transact packets on * @size: size of buffer to add to skb + * @ntc: index of next to clean element * * This function will pull an Rx buffer from the ring and synchronize it * for use by the CPU. @@ -1026,7 +1027,6 @@ ice_build_skb(struct ice_rx_ring *rx_ring, struct xdp_buff *xdp) /** * ice_construct_skb - Allocate skb and populate it * @rx_ring: Rx descriptor ring to transact packets on - * @rx_buf: Rx buffer to pull data from * @xdp: xdp_buff pointing to the data * * This function allocates an skb. It then populates it with the page @@ -1210,6 +1210,7 @@ int ice_clean_rx_irq(struct ice_rx_ring *rx_ring, int budget) ice_vc_fdir_irq_handler(ctrl_vsi, rx_desc); if (++ntc == cnt) ntc = 0; + rx_ring->first_desc = ntc; continue; } diff --git a/drivers/net/ethernet/intel/ice/ice_txrx_lib.c b/drivers/net/ethernet/intel/ice/ice_txrx_lib.c index 7bc5aa340c7d..c8322fb6f2b3 100644 --- a/drivers/net/ethernet/intel/ice/ice_txrx_lib.c +++ b/drivers/net/ethernet/intel/ice/ice_txrx_lib.c @@ -438,6 +438,7 @@ busy: * ice_finalize_xdp_rx - Bump XDP Tx tail and/or flush redirect map * @xdp_ring: XDP ring * @xdp_res: Result of the receive batch + * @first_idx: index to write from caller * * This function bumps XDP Tx tail and/or flush redirect map, and * should be called when a batch of packets has been processed in the diff --git a/drivers/net/ethernet/intel/ice/ice_virtchnl_fdir.c b/drivers/net/ethernet/intel/ice/ice_virtchnl_fdir.c index e6ef6b303222..daa6a1e894cf 100644 --- a/drivers/net/ethernet/intel/ice/ice_virtchnl_fdir.c +++ b/drivers/net/ethernet/intel/ice/ice_virtchnl_fdir.c @@ -542,6 +542,87 @@ static void ice_vc_fdir_rem_prof_all(struct ice_vf *vf) } /** + * ice_vc_fdir_reset_cnt_all - reset all FDIR counters for this VF FDIR + * @fdir: pointer to the VF FDIR structure + */ +static void ice_vc_fdir_reset_cnt_all(struct ice_vf_fdir *fdir) +{ + enum ice_fltr_ptype flow; + + for (flow = ICE_FLTR_PTYPE_NONF_NONE; + flow < ICE_FLTR_PTYPE_MAX; flow++) { + fdir->fdir_fltr_cnt[flow][0] = 0; + fdir->fdir_fltr_cnt[flow][1] = 0; + } +} + +/** + * ice_vc_fdir_has_prof_conflict + * @vf: pointer to the VF structure + * @conf: FDIR configuration for each filter + * + * Check if @conf has conflicting profile with existing profiles + * + * Return: true on success, and false on error. + */ +static bool +ice_vc_fdir_has_prof_conflict(struct ice_vf *vf, + struct virtchnl_fdir_fltr_conf *conf) +{ + struct ice_fdir_fltr *desc; + + list_for_each_entry(desc, &vf->fdir.fdir_rule_list, fltr_node) { + struct virtchnl_fdir_fltr_conf *existing_conf; + enum ice_fltr_ptype flow_type_a, flow_type_b; + struct ice_fdir_fltr *a, *b; + + existing_conf = to_fltr_conf_from_desc(desc); + a = &existing_conf->input; + b = &conf->input; + flow_type_a = a->flow_type; + flow_type_b = b->flow_type; + + /* No need to compare two rules with different tunnel types or + * with the same protocol type. + */ + if (existing_conf->ttype != conf->ttype || + flow_type_a == flow_type_b) + continue; + + switch (flow_type_a) { + case ICE_FLTR_PTYPE_NONF_IPV4_UDP: + case ICE_FLTR_PTYPE_NONF_IPV4_TCP: + case ICE_FLTR_PTYPE_NONF_IPV4_SCTP: + if (flow_type_b == ICE_FLTR_PTYPE_NONF_IPV4_OTHER) + return true; + break; + case ICE_FLTR_PTYPE_NONF_IPV4_OTHER: + if (flow_type_b == ICE_FLTR_PTYPE_NONF_IPV4_UDP || + flow_type_b == ICE_FLTR_PTYPE_NONF_IPV4_TCP || + flow_type_b == ICE_FLTR_PTYPE_NONF_IPV4_SCTP) + return true; + break; + case ICE_FLTR_PTYPE_NONF_IPV6_UDP: + case ICE_FLTR_PTYPE_NONF_IPV6_TCP: + case ICE_FLTR_PTYPE_NONF_IPV6_SCTP: + if (flow_type_b == ICE_FLTR_PTYPE_NONF_IPV6_OTHER) + return true; + break; + case ICE_FLTR_PTYPE_NONF_IPV6_OTHER: + if (flow_type_b == ICE_FLTR_PTYPE_NONF_IPV6_UDP || + flow_type_b == ICE_FLTR_PTYPE_NONF_IPV6_TCP || + flow_type_b == ICE_FLTR_PTYPE_NONF_IPV6_SCTP) + return true; + break; + default: + break; + } + } + + return false; +} + +/** * ice_vc_fdir_write_flow_prof * @vf: pointer to the VF structure * @flow: filter flow type @@ -677,6 +758,13 @@ ice_vc_fdir_config_input_set(struct ice_vf *vf, struct virtchnl_fdir_add *fltr, enum ice_fltr_ptype flow; int ret; + ret = ice_vc_fdir_has_prof_conflict(vf, conf); + if (ret) { + dev_dbg(dev, "Found flow profile conflict for VF %d\n", + vf->vf_id); + return ret; + } + flow = input->flow_type; ret = ice_vc_fdir_alloc_prof(vf, flow); if (ret) { @@ -1798,7 +1886,7 @@ int ice_vc_add_fdir_fltr(struct ice_vf *vf, u8 *msg) v_ret = VIRTCHNL_STATUS_SUCCESS; stat->status = VIRTCHNL_FDIR_FAILURE_RULE_NORESOURCE; dev_dbg(dev, "VF %d: set FDIR context failed\n", vf->vf_id); - goto err_free_conf; + goto err_rem_entry; } ret = ice_vc_fdir_write_fltr(vf, conf, true, is_tun); @@ -1807,15 +1895,16 @@ int ice_vc_add_fdir_fltr(struct ice_vf *vf, u8 *msg) stat->status = VIRTCHNL_FDIR_FAILURE_RULE_NORESOURCE; dev_err(dev, "VF %d: writing FDIR rule failed, ret:%d\n", vf->vf_id, ret); - goto err_rem_entry; + goto err_clr_irq; } exit: kfree(stat); return ret; -err_rem_entry: +err_clr_irq: ice_vc_fdir_clear_irq_ctx(vf); +err_rem_entry: ice_vc_fdir_remove_entry(vf, conf, conf->flow_id); err_free_conf: devm_kfree(dev, conf); @@ -1924,6 +2013,7 @@ void ice_vf_fdir_init(struct ice_vf *vf) spin_lock_init(&fdir->ctx_lock); fdir->ctx_irq.flags = 0; fdir->ctx_done.flags = 0; + ice_vc_fdir_reset_cnt_all(fdir); } /** diff --git a/drivers/net/ethernet/intel/ice/ice_xsk.c b/drivers/net/ethernet/intel/ice/ice_xsk.c index 31565bbafa22..d1e489da7363 100644 --- a/drivers/net/ethernet/intel/ice/ice_xsk.c +++ b/drivers/net/ethernet/intel/ice/ice_xsk.c @@ -184,8 +184,6 @@ static int ice_qp_dis(struct ice_vsi *vsi, u16 q_idx) } netif_tx_stop_queue(netdev_get_tx_queue(vsi->netdev, q_idx)); - ice_qvec_dis_irq(vsi, rx_ring, q_vector); - ice_fill_txq_meta(vsi, tx_ring, &txq_meta); err = ice_vsi_stop_tx_ring(vsi, ICE_NO_RESET, 0, tx_ring, &txq_meta); if (err) @@ -200,10 +198,11 @@ static int ice_qp_dis(struct ice_vsi *vsi, u16 q_idx) if (err) return err; } + ice_qvec_dis_irq(vsi, rx_ring, q_vector); + err = ice_vsi_ctrl_one_rx_ring(vsi, false, q_idx, true); if (err) return err; - ice_clean_rx_ring(rx_ring); ice_qvec_toggle_napi(vsi, q_vector, false); ice_qp_clean_rings(vsi, q_idx); diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c index 03bc1e8af575..274c781b5547 100644 --- a/drivers/net/ethernet/intel/igb/igb_main.c +++ b/drivers/net/ethernet/intel/igb/igb_main.c @@ -109,6 +109,7 @@ static void igb_free_all_rx_resources(struct igb_adapter *); static void igb_setup_mrqc(struct igb_adapter *); static int igb_probe(struct pci_dev *, const struct pci_device_id *); static void igb_remove(struct pci_dev *pdev); +static void igb_init_queue_configuration(struct igb_adapter *adapter); static int igb_sw_init(struct igb_adapter *); int igb_open(struct net_device *); int igb_close(struct net_device *); @@ -175,9 +176,7 @@ static void igb_nfc_filter_restore(struct igb_adapter *adapter); #ifdef CONFIG_PCI_IOV static int igb_vf_configure(struct igb_adapter *adapter, int vf); -static int igb_pci_enable_sriov(struct pci_dev *dev, int num_vfs); -static int igb_disable_sriov(struct pci_dev *dev); -static int igb_pci_disable_sriov(struct pci_dev *dev); +static int igb_disable_sriov(struct pci_dev *dev, bool reinit); #endif static int igb_suspend(struct device *); @@ -3665,7 +3664,7 @@ err_sw_init: kfree(adapter->shadow_vfta); igb_clear_interrupt_scheme(adapter); #ifdef CONFIG_PCI_IOV - igb_disable_sriov(pdev); + igb_disable_sriov(pdev, false); #endif pci_iounmap(pdev, adapter->io_addr); err_ioremap: @@ -3679,7 +3678,38 @@ err_dma: } #ifdef CONFIG_PCI_IOV -static int igb_disable_sriov(struct pci_dev *pdev) +static int igb_sriov_reinit(struct pci_dev *dev) +{ + struct net_device *netdev = pci_get_drvdata(dev); + struct igb_adapter *adapter = netdev_priv(netdev); + struct pci_dev *pdev = adapter->pdev; + + rtnl_lock(); + + if (netif_running(netdev)) + igb_close(netdev); + else + igb_reset(adapter); + + igb_clear_interrupt_scheme(adapter); + + igb_init_queue_configuration(adapter); + + if (igb_init_interrupt_scheme(adapter, true)) { + rtnl_unlock(); + dev_err(&pdev->dev, "Unable to allocate memory for queues\n"); + return -ENOMEM; + } + + if (netif_running(netdev)) + igb_open(netdev); + + rtnl_unlock(); + + return 0; +} + +static int igb_disable_sriov(struct pci_dev *pdev, bool reinit) { struct net_device *netdev = pci_get_drvdata(pdev); struct igb_adapter *adapter = netdev_priv(netdev); @@ -3713,10 +3743,10 @@ static int igb_disable_sriov(struct pci_dev *pdev) adapter->flags |= IGB_FLAG_DMAC; } - return 0; + return reinit ? igb_sriov_reinit(pdev) : 0; } -static int igb_enable_sriov(struct pci_dev *pdev, int num_vfs) +static int igb_enable_sriov(struct pci_dev *pdev, int num_vfs, bool reinit) { struct net_device *netdev = pci_get_drvdata(pdev); struct igb_adapter *adapter = netdev_priv(netdev); @@ -3781,12 +3811,6 @@ static int igb_enable_sriov(struct pci_dev *pdev, int num_vfs) "Unable to allocate memory for VF MAC filter list\n"); } - /* only call pci_enable_sriov() if no VFs are allocated already */ - if (!old_vfs) { - err = pci_enable_sriov(pdev, adapter->vfs_allocated_count); - if (err) - goto err_out; - } dev_info(&pdev->dev, "%d VFs allocated\n", adapter->vfs_allocated_count); for (i = 0; i < adapter->vfs_allocated_count; i++) @@ -3794,6 +3818,17 @@ static int igb_enable_sriov(struct pci_dev *pdev, int num_vfs) /* DMA Coalescing is not supported in IOV mode. */ adapter->flags &= ~IGB_FLAG_DMAC; + + if (reinit) { + err = igb_sriov_reinit(pdev); + if (err) + goto err_out; + } + + /* only call pci_enable_sriov() if no VFs are allocated already */ + if (!old_vfs) + err = pci_enable_sriov(pdev, adapter->vfs_allocated_count); + goto out; err_out: @@ -3863,9 +3898,7 @@ static void igb_remove(struct pci_dev *pdev) igb_release_hw_control(adapter); #ifdef CONFIG_PCI_IOV - rtnl_lock(); - igb_disable_sriov(pdev); - rtnl_unlock(); + igb_disable_sriov(pdev, false); #endif unregister_netdev(netdev); @@ -3911,7 +3944,7 @@ static void igb_probe_vfs(struct igb_adapter *adapter) igb_reset_interrupt_capability(adapter); pci_sriov_set_totalvfs(pdev, 7); - igb_enable_sriov(pdev, max_vfs); + igb_enable_sriov(pdev, max_vfs, false); #endif /* CONFIG_PCI_IOV */ } @@ -9520,71 +9553,17 @@ static void igb_shutdown(struct pci_dev *pdev) } } -#ifdef CONFIG_PCI_IOV -static int igb_sriov_reinit(struct pci_dev *dev) -{ - struct net_device *netdev = pci_get_drvdata(dev); - struct igb_adapter *adapter = netdev_priv(netdev); - struct pci_dev *pdev = adapter->pdev; - - rtnl_lock(); - - if (netif_running(netdev)) - igb_close(netdev); - else - igb_reset(adapter); - - igb_clear_interrupt_scheme(adapter); - - igb_init_queue_configuration(adapter); - - if (igb_init_interrupt_scheme(adapter, true)) { - rtnl_unlock(); - dev_err(&pdev->dev, "Unable to allocate memory for queues\n"); - return -ENOMEM; - } - - if (netif_running(netdev)) - igb_open(netdev); - - rtnl_unlock(); - - return 0; -} - -static int igb_pci_disable_sriov(struct pci_dev *dev) -{ - int err = igb_disable_sriov(dev); - - if (!err) - err = igb_sriov_reinit(dev); - - return err; -} - -static int igb_pci_enable_sriov(struct pci_dev *dev, int num_vfs) -{ - int err = igb_enable_sriov(dev, num_vfs); - - if (err) - goto out; - - err = igb_sriov_reinit(dev); - if (!err) - return num_vfs; - -out: - return err; -} - -#endif static int igb_pci_sriov_configure(struct pci_dev *dev, int num_vfs) { #ifdef CONFIG_PCI_IOV - if (num_vfs == 0) - return igb_pci_disable_sriov(dev); - else - return igb_pci_enable_sriov(dev, num_vfs); + int err; + + if (num_vfs == 0) { + return igb_disable_sriov(dev, true); + } else { + err = igb_enable_sriov(dev, num_vfs, true); + return err ? err : num_vfs; + } #endif return 0; } diff --git a/drivers/net/ethernet/intel/igbvf/netdev.c b/drivers/net/ethernet/intel/igbvf/netdev.c index 3a32809510fc..72cb1b56e9f2 100644 --- a/drivers/net/ethernet/intel/igbvf/netdev.c +++ b/drivers/net/ethernet/intel/igbvf/netdev.c @@ -1074,7 +1074,7 @@ static int igbvf_request_msix(struct igbvf_adapter *adapter) igbvf_intr_msix_rx, 0, adapter->rx_ring->name, netdev); if (err) - goto out; + goto free_irq_tx; adapter->rx_ring->itr_register = E1000_EITR(vector); adapter->rx_ring->itr_val = adapter->current_itr; @@ -1083,10 +1083,14 @@ static int igbvf_request_msix(struct igbvf_adapter *adapter) err = request_irq(adapter->msix_entries[vector].vector, igbvf_msix_other, 0, netdev->name, netdev); if (err) - goto out; + goto free_irq_rx; igbvf_configure_msix(adapter); return 0; +free_irq_rx: + free_irq(adapter->msix_entries[--vector].vector, netdev); +free_irq_tx: + free_irq(adapter->msix_entries[--vector].vector, netdev); out: return err; } diff --git a/drivers/net/ethernet/intel/igbvf/vf.c b/drivers/net/ethernet/intel/igbvf/vf.c index b8ba3f94c363..a47a2e3e548c 100644 --- a/drivers/net/ethernet/intel/igbvf/vf.c +++ b/drivers/net/ethernet/intel/igbvf/vf.c @@ -1,6 +1,8 @@ // SPDX-License-Identifier: GPL-2.0 /* Copyright(c) 2009 - 2018 Intel Corporation. */ +#include <linux/etherdevice.h> + #include "vf.h" static s32 e1000_check_for_link_vf(struct e1000_hw *hw); @@ -131,11 +133,16 @@ static s32 e1000_reset_hw_vf(struct e1000_hw *hw) /* set our "perm_addr" based on info provided by PF */ ret_val = mbx->ops.read_posted(hw, msgbuf, 3); if (!ret_val) { - if (msgbuf[0] == (E1000_VF_RESET | - E1000_VT_MSGTYPE_ACK)) + switch (msgbuf[0]) { + case E1000_VF_RESET | E1000_VT_MSGTYPE_ACK: memcpy(hw->mac.perm_addr, addr, ETH_ALEN); - else + break; + case E1000_VF_RESET | E1000_VT_MSGTYPE_NACK: + eth_zero_addr(hw->mac.perm_addr); + break; + default: ret_val = -E1000_ERR_MAC_INIT; + } } } diff --git a/drivers/net/ethernet/intel/igc/igc_main.c b/drivers/net/ethernet/intel/igc/igc_main.c index 2928a6c73692..25fc6c65209b 100644 --- a/drivers/net/ethernet/intel/igc/igc_main.c +++ b/drivers/net/ethernet/intel/igc/igc_main.c @@ -6010,18 +6010,18 @@ static bool validate_schedule(struct igc_adapter *adapter, if (e->command != TC_TAPRIO_CMD_SET_GATES) return false; - for (i = 0; i < adapter->num_tx_queues; i++) { - if (e->gate_mask & BIT(i)) + for (i = 0; i < adapter->num_tx_queues; i++) + if (e->gate_mask & BIT(i)) { queue_uses[i]++; - /* There are limitations: A single queue cannot be - * opened and closed multiple times per cycle unless the - * gate stays open. Check for it. - */ - if (queue_uses[i] > 1 && - !(prev->gate_mask & BIT(i))) - return false; - } + /* There are limitations: A single queue cannot + * be opened and closed multiple times per cycle + * unless the gate stays open. Check for it. + */ + if (queue_uses[i] > 1 && + !(prev->gate_mask & BIT(i))) + return false; + } } return true; |