diff options
26 files changed, 211 insertions, 92 deletions
diff --git a/drivers/net/ethernet/intel/e1000/e1000_main.c b/drivers/net/ethernet/intel/e1000/e1000_main.c index 74dc15055971..fd7be860c201 100644 --- a/drivers/net/ethernet/intel/e1000/e1000_main.c +++ b/drivers/net/ethernet/intel/e1000/e1000_main.c @@ -3820,7 +3820,7 @@ static int e1000_clean(struct napi_struct *napi, int budget) if (work_done < budget) { if (likely(adapter->itr_setting & 3)) e1000_set_itr(adapter); - napi_complete(napi); + napi_complete_done(napi, work_done); if (!test_bit(__E1000_DOWN, &adapter->flags)) e1000_irq_enable(adapter); } diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c index 2e2ddec04a50..0a854a47d31a 100644 --- a/drivers/net/ethernet/intel/e1000e/netdev.c +++ b/drivers/net/ethernet/intel/e1000e/netdev.c @@ -2693,7 +2693,7 @@ static int e1000e_poll(struct napi_struct *napi, int weight) if (work_done < weight) { if (adapter->itr_setting & 3) e1000_set_itr(adapter); - napi_complete(napi); + napi_complete_done(napi, work_done); if (!test_bit(__E1000_DOWN, &adapter->state)) { if (adapter->msix_entries) ew32(IMS, adapter->rx_ring->ims_val); diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_main.c b/drivers/net/ethernet/intel/fm10k/fm10k_main.c index 537d81a6d738..e76a44cf330c 100644 --- a/drivers/net/ethernet/intel/fm10k/fm10k_main.c +++ b/drivers/net/ethernet/intel/fm10k/fm10k_main.c @@ -593,9 +593,9 @@ static void fm10k_receive_skb(struct fm10k_q_vector *q_vector, napi_gro_receive(&q_vector->napi, skb); } -static bool fm10k_clean_rx_irq(struct fm10k_q_vector *q_vector, - struct fm10k_ring *rx_ring, - int budget) +static int fm10k_clean_rx_irq(struct fm10k_q_vector *q_vector, + struct fm10k_ring *rx_ring, + int budget) { struct sk_buff *skb = rx_ring->skb; unsigned int total_bytes = 0, total_packets = 0; @@ -662,7 +662,7 @@ static bool fm10k_clean_rx_irq(struct fm10k_q_vector *q_vector, q_vector->rx.total_packets += total_packets; q_vector->rx.total_bytes += total_bytes; - return total_packets < budget; + return total_packets; } #define VXLAN_HLEN (sizeof(struct udphdr) + 8) @@ -1422,7 +1422,7 @@ static int fm10k_poll(struct napi_struct *napi, int budget) struct fm10k_q_vector *q_vector = container_of(napi, struct fm10k_q_vector, napi); struct fm10k_ring *ring; - int per_ring_budget; + int per_ring_budget, work_done = 0; bool clean_complete = true; fm10k_for_each_ring(ring, q_vector->tx) @@ -1436,16 +1436,19 @@ static int fm10k_poll(struct napi_struct *napi, int budget) else per_ring_budget = budget; - fm10k_for_each_ring(ring, q_vector->rx) - clean_complete &= fm10k_clean_rx_irq(q_vector, ring, - per_ring_budget); + fm10k_for_each_ring(ring, q_vector->rx) { + int work = fm10k_clean_rx_irq(q_vector, ring, per_ring_budget); + + work_done += work; + clean_complete &= !!(work < per_ring_budget); + } /* If all work not completed, return budget and keep polling */ if (!clean_complete) return budget; /* all work done, exit the polling mode */ - napi_complete(napi); + napi_complete_done(napi, work_done); /* re-enable the q_vector */ fm10k_qv_enable(q_vector); diff --git a/drivers/net/ethernet/intel/i40e/i40e.h b/drivers/net/ethernet/intel/i40e/i40e.h index d587a05cc228..7a58b1f9971f 100644 --- a/drivers/net/ethernet/intel/i40e/i40e.h +++ b/drivers/net/ethernet/intel/i40e/i40e.h @@ -93,7 +93,7 @@ #endif /* I40E_FCOE */ #define I40E_MAX_AQ_BUF_SIZE 4096 #define I40E_AQ_LEN 256 -#define I40E_AQ_WORK_LIMIT 32 +#define I40E_AQ_WORK_LIMIT 66 /* max number of VFs + a little */ #define I40E_MAX_USER_PRIORITY 8 #define I40E_DEFAULT_MSG_ENABLE 4 #define I40E_QUEUE_WAIT_RETRY_LIMIT 10 @@ -103,6 +103,7 @@ #define I40E_PRIV_FLAGS_NPAR_FLAG BIT(0) #define I40E_PRIV_FLAGS_LINKPOLL_FLAG BIT(1) #define I40E_PRIV_FLAGS_FD_ATR BIT(2) +#define I40E_PRIV_FLAGS_VEB_STATS BIT(3) #define I40E_NVM_VERSION_LO_SHIFT 0 #define I40E_NVM_VERSION_LO_MASK (0xff << I40E_NVM_VERSION_LO_SHIFT) @@ -307,7 +308,6 @@ struct i40e_pf { #ifdef I40E_FCOE #define I40E_FLAG_FCOE_ENABLED BIT_ULL(11) #endif /* I40E_FCOE */ -#define I40E_FLAG_IN_NETPOLL BIT_ULL(12) #define I40E_FLAG_16BYTE_RX_DESC_ENABLED BIT_ULL(13) #define I40E_FLAG_CLEAN_ADMINQ BIT_ULL(14) #define I40E_FLAG_FILTER_SYNC BIT_ULL(15) @@ -498,6 +498,7 @@ struct i40e_vsi { */ u16 rx_itr_setting; u16 tx_itr_setting; + u16 int_rate_limit; /* value in usecs */ u16 rss_table_size; u16 rss_size; @@ -583,10 +584,10 @@ struct i40e_device { }; /** - * i40e_fw_version_str - format the FW and NVM version strings + * i40e_nvm_version_str - format the NVM version strings * @hw: ptr to the hardware info **/ -static inline char *i40e_fw_version_str(struct i40e_hw *hw) +static inline char *i40e_nvm_version_str(struct i40e_hw *hw) { static char buf[32]; diff --git a/drivers/net/ethernet/intel/i40e/i40e_adminq_cmd.h b/drivers/net/ethernet/intel/i40e/i40e_adminq_cmd.h index 02d52251ee7f..6584b6cd73fd 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_adminq_cmd.h +++ b/drivers/net/ethernet/intel/i40e/i40e_adminq_cmd.h @@ -2132,6 +2132,13 @@ I40E_CHECK_STRUCT_LEN(0x20, i40e_aqc_get_cee_dcb_cfg_resp); struct i40e_aqc_lldp_set_local_mib { #define SET_LOCAL_MIB_AC_TYPE_DCBX_SHIFT 0 #define SET_LOCAL_MIB_AC_TYPE_DCBX_MASK (1 << SET_LOCAL_MIB_AC_TYPE_DCBX_SHIFT) +#define SET_LOCAL_MIB_AC_TYPE_DCBX_MASK (1 << \ + SET_LOCAL_MIB_AC_TYPE_DCBX_SHIFT) +#define SET_LOCAL_MIB_AC_TYPE_LOCAL_MIB 0x0 +#define SET_LOCAL_MIB_AC_TYPE_NON_WILLING_APPS_SHIFT (1) +#define SET_LOCAL_MIB_AC_TYPE_NON_WILLING_APPS_MASK (1 << \ + SET_LOCAL_MIB_AC_TYPE_NON_WILLING_APPS_SHIFT) +#define SET_LOCAL_MIB_AC_TYPE_NON_WILLING_APPS 0x1 u8 type; u8 reserved0; __le16 length; diff --git a/drivers/net/ethernet/intel/i40e/i40e_common.c b/drivers/net/ethernet/intel/i40e/i40e_common.c index d1ee1745473d..daa6b177fdb7 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_common.c +++ b/drivers/net/ethernet/intel/i40e/i40e_common.c @@ -87,7 +87,7 @@ static i40e_status i40e_set_mac_type(struct i40e_hw *hw) * @hw: pointer to the HW structure * @aq_err: the AQ error code to convert **/ -char *i40e_aq_str(struct i40e_hw *hw, enum i40e_admin_queue_err aq_err) +const char *i40e_aq_str(struct i40e_hw *hw, enum i40e_admin_queue_err aq_err) { switch (aq_err) { case I40E_AQ_RC_OK: @@ -147,7 +147,7 @@ char *i40e_aq_str(struct i40e_hw *hw, enum i40e_admin_queue_err aq_err) * @hw: pointer to the HW structure * @stat_err: the status error code to convert **/ -char *i40e_stat_str(struct i40e_hw *hw, i40e_status stat_err) +const char *i40e_stat_str(struct i40e_hw *hw, i40e_status stat_err) { switch (stat_err) { case 0: diff --git a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c index e7fd84c5b9f3..767b1db1005f 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c +++ b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c @@ -229,6 +229,7 @@ static const char i40e_priv_flags_strings[][ETH_GSTRING_LEN] = { "NPAR", "LinkPolling", "flow-director-atr", + "veb-stats", }; #define I40E_PRIV_FLAGS_STR_LEN ARRAY_SIZE(i40e_priv_flags_strings) @@ -306,6 +307,12 @@ static void i40e_get_settings_link_up(struct i40e_hw *hw, if (hw_link_info->requested_speeds & I40E_LINK_SPEED_1GB) ecmd->advertising |= ADVERTISED_1000baseT_Full; break; + case I40E_PHY_TYPE_1000BASE_T_OPTICAL: + ecmd->supported = SUPPORTED_Autoneg | + SUPPORTED_1000baseT_Full; + ecmd->advertising = ADVERTISED_Autoneg | + ADVERTISED_1000baseT_Full; + break; case I40E_PHY_TYPE_100BASE_TX: ecmd->supported = SUPPORTED_Autoneg | SUPPORTED_100baseT_Full; @@ -993,9 +1000,7 @@ static int i40e_get_eeprom(struct net_device *netdev, cmd = (struct i40e_nvm_access *)eeprom; ret_val = i40e_nvmupd_command(hw, cmd, bytes, &errno); - if (ret_val && - ((hw->aq.asq_last_status != I40E_AQ_RC_EACCES) || - (hw->debug_mask & I40E_DEBUG_NVM))) + if (ret_val && (hw->debug_mask & I40E_DEBUG_NVM)) dev_info(&pf->pdev->dev, "NVMUpdate read failed err=%d status=0x%x errno=%d module=%d offset=0x%x size=%d\n", ret_val, hw->aq.asq_last_status, errno, @@ -1099,10 +1104,7 @@ static int i40e_set_eeprom(struct net_device *netdev, cmd = (struct i40e_nvm_access *)eeprom; ret_val = i40e_nvmupd_command(hw, cmd, bytes, &errno); - if (ret_val && - ((hw->aq.asq_last_status != I40E_AQ_RC_EPERM && - hw->aq.asq_last_status != I40E_AQ_RC_EBUSY) || - (hw->debug_mask & I40E_DEBUG_NVM))) + if (ret_val && (hw->debug_mask & I40E_DEBUG_NVM)) dev_info(&pf->pdev->dev, "NVMUpdate write failed err=%d status=0x%x errno=%d module=%d offset=0x%x size=%d\n", ret_val, hw->aq.asq_last_status, errno, @@ -1122,7 +1124,7 @@ static void i40e_get_drvinfo(struct net_device *netdev, strlcpy(drvinfo->driver, i40e_driver_name, sizeof(drvinfo->driver)); strlcpy(drvinfo->version, i40e_driver_version_str, sizeof(drvinfo->version)); - strlcpy(drvinfo->fw_version, i40e_fw_version_str(&pf->hw), + strlcpy(drvinfo->fw_version, i40e_nvm_version_str(&pf->hw), sizeof(drvinfo->fw_version)); strlcpy(drvinfo->bus_info, pci_name(pf->pdev), sizeof(drvinfo->bus_info)); @@ -1849,6 +1851,14 @@ static int i40e_get_coalesce(struct net_device *netdev, ec->rx_coalesce_usecs = vsi->rx_itr_setting & ~I40E_ITR_DYNAMIC; ec->tx_coalesce_usecs = vsi->tx_itr_setting & ~I40E_ITR_DYNAMIC; + /* we use the _usecs_high to store/set the interrupt rate limit + * that the hardware supports, that almost but not quite + * fits the original intent of the ethtool variable, + * the rx_coalesce_usecs_high limits total interrupts + * per second from both tx/rx sources. + */ + ec->rx_coalesce_usecs_high = vsi->int_rate_limit; + ec->tx_coalesce_usecs_high = vsi->int_rate_limit; return 0; } @@ -1867,6 +1877,17 @@ static int i40e_set_coalesce(struct net_device *netdev, if (ec->tx_max_coalesced_frames_irq || ec->rx_max_coalesced_frames_irq) vsi->work_limit = ec->tx_max_coalesced_frames_irq; + /* tx_coalesce_usecs_high is ignored, use rx-usecs-high instead */ + if (ec->tx_coalesce_usecs_high != vsi->int_rate_limit) { + netif_info(pf, drv, netdev, "tx-usecs-high is not used, please program rx-usecs-high\n"); + return -EINVAL; + } + + if (ec->rx_coalesce_usecs_high >= INTRL_REG_TO_USEC(I40E_MAX_INTRL)) { + netif_info(pf, drv, netdev, "Invalid value, rx-usecs-high range is 0-235\n"); + return -EINVAL; + } + vector = vsi->base_vector; if ((ec->rx_coalesce_usecs >= (I40E_MIN_ITR << 1)) && (ec->rx_coalesce_usecs <= (I40E_MAX_ITR << 1))) { @@ -1880,6 +1901,8 @@ static int i40e_set_coalesce(struct net_device *netdev, return -EINVAL; } + vsi->int_rate_limit = ec->rx_coalesce_usecs_high; + if ((ec->tx_coalesce_usecs >= (I40E_MIN_ITR << 1)) && (ec->tx_coalesce_usecs <= (I40E_MAX_ITR << 1))) { vsi->tx_itr_setting = ec->tx_coalesce_usecs; @@ -1904,11 +1927,14 @@ static int i40e_set_coalesce(struct net_device *netdev, vsi->tx_itr_setting &= ~I40E_ITR_DYNAMIC; for (i = 0; i < vsi->num_q_vectors; i++, vector++) { + u16 intrl = INTRL_USEC_TO_REG(vsi->int_rate_limit); + q_vector = vsi->q_vectors[i]; q_vector->rx.itr = ITR_TO_REG(vsi->rx_itr_setting); wr32(hw, I40E_PFINT_ITRN(0, vector - 1), q_vector->rx.itr); q_vector->tx.itr = ITR_TO_REG(vsi->tx_itr_setting); wr32(hw, I40E_PFINT_ITRN(1, vector - 1), q_vector->tx.itr); + wr32(hw, I40E_PFINT_RATEN(vector - 1), intrl); i40e_flush(hw); } @@ -2675,6 +2701,8 @@ static u32 i40e_get_priv_flags(struct net_device *dev) I40E_PRIV_FLAGS_LINKPOLL_FLAG : 0; ret_flags |= pf->flags & I40E_FLAG_FD_ATR_ENABLED ? I40E_PRIV_FLAGS_FD_ATR : 0; + ret_flags |= pf->flags & I40E_FLAG_VEB_STATS_ENABLED ? + I40E_PRIV_FLAGS_VEB_STATS : 0; return ret_flags; } @@ -2706,6 +2734,11 @@ static int i40e_set_priv_flags(struct net_device *dev, u32 flags) pf->auto_disable_flags |= I40E_FLAG_FD_ATR_ENABLED; } + if (flags & I40E_PRIV_FLAGS_VEB_STATS) + pf->flags |= I40E_FLAG_VEB_STATS_ENABLED; + else + pf->flags &= ~I40E_FLAG_VEB_STATS_ENABLED; + return 0; } diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c index 5ed844b73057..87a5d09cb087 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -39,7 +39,7 @@ static const char i40e_driver_string[] = #define DRV_VERSION_MAJOR 1 #define DRV_VERSION_MINOR 3 -#define DRV_VERSION_BUILD 28 +#define DRV_VERSION_BUILD 34 #define DRV_VERSION __stringify(DRV_VERSION_MAJOR) "." \ __stringify(DRV_VERSION_MINOR) "." \ __stringify(DRV_VERSION_BUILD) DRV_KERN @@ -2901,11 +2901,9 @@ static int i40e_vsi_configure(struct i40e_vsi *vsi) static void i40e_vsi_configure_msix(struct i40e_vsi *vsi) { struct i40e_pf *pf = vsi->back; - struct i40e_q_vector *q_vector; struct i40e_hw *hw = &pf->hw; u16 vector; int i, q; - u32 val; u32 qp; /* The interrupt indexing is offset by 1 in the PFINT_ITRn @@ -2915,7 +2913,8 @@ static void i40e_vsi_configure_msix(struct i40e_vsi *vsi) qp = vsi->base_queue; vector = vsi->base_vector; for (i = 0; i < vsi->num_q_vectors; i++, vector++) { - q_vector = vsi->q_vectors[i]; + struct i40e_q_vector *q_vector = vsi->q_vectors[i]; + q_vector->rx.itr = ITR_TO_REG(vsi->rx_itr_setting); q_vector->rx.latency_range = I40E_LOW_LATENCY; wr32(hw, I40E_PFINT_ITRN(I40E_RX_ITR, vector - 1), @@ -2924,10 +2923,14 @@ static void i40e_vsi_configure_msix(struct i40e_vsi *vsi) q_vector->tx.latency_range = I40E_LOW_LATENCY; wr32(hw, I40E_PFINT_ITRN(I40E_TX_ITR, vector - 1), q_vector->tx.itr); + wr32(hw, I40E_PFINT_RATEN(vector - 1), + INTRL_USEC_TO_REG(vsi->int_rate_limit)); /* Linked list for the queuepairs assigned to this vector */ wr32(hw, I40E_PFINT_LNKLSTN(vector - 1), qp); for (q = 0; q < q_vector->num_ringpairs; q++) { + u32 val; + val = I40E_QINT_RQCTL_CAUSE_ENA_MASK | (I40E_RX_ITR << I40E_QINT_RQCTL_ITR_INDX_SHIFT) | (vector << I40E_QINT_RQCTL_MSIX_INDX_SHIFT) | @@ -3574,14 +3577,12 @@ static void i40e_netpoll(struct net_device *netdev) if (test_bit(__I40E_DOWN, &vsi->state)) return; - pf->flags |= I40E_FLAG_IN_NETPOLL; if (pf->flags & I40E_FLAG_MSIX_ENABLED) { for (i = 0; i < vsi->num_q_vectors; i++) i40e_msix_clean_rings(0, vsi->q_vectors[i]); } else { i40e_intr(pf->pdev->irq, netdev); } - pf->flags &= ~I40E_FLAG_IN_NETPOLL; } #endif @@ -6220,8 +6221,9 @@ static void i40e_config_bridge_mode(struct i40e_veb *veb) { struct i40e_pf *pf = veb->pf; - dev_info(&pf->pdev->dev, "enabling bridge mode: %s\n", - veb->bridge_mode == BRIDGE_MODE_VEPA ? "VEPA" : "VEB"); + if (pf->hw.debug_mask & I40E_DEBUG_LAN) + dev_info(&pf->pdev->dev, "enabling bridge mode: %s\n", + veb->bridge_mode == BRIDGE_MODE_VEPA ? "VEPA" : "VEB"); if (veb->bridge_mode & BRIDGE_MODE_VEPA) i40e_disable_pf_switch_lb(pf); else @@ -7041,6 +7043,7 @@ static int i40e_vsi_mem_alloc(struct i40e_pf *pf, enum i40e_vsi_type type) vsi->idx = vsi_idx; vsi->rx_itr_setting = pf->rx_itr_default; vsi->tx_itr_setting = pf->tx_itr_default; + vsi->int_rate_limit = 0; vsi->rss_table_size = (vsi->type == I40E_VSI_MAIN) ? pf->rss_table_size : 64; vsi->netdev_registered = false; @@ -9925,6 +9928,10 @@ static void i40e_print_features(struct i40e_pf *pf) if (pf->flags & I40E_FLAG_FCOE_ENABLED) buf += sprintf(buf, "FCOE "); #endif + if (pf->flags & I40E_FLAG_VEB_MODE_ENABLED) + buf += sprintf(buf, "VEB "); + else + buf += sprintf(buf, "VEPA "); BUG_ON(buf > (string + INFO_STRING_LEN)); dev_info(&pf->pdev->dev, "%s\n", string); @@ -10064,13 +10071,12 @@ static int i40e_probe(struct pci_dev *pdev, const struct pci_device_id *ent) pf->hw.fc.requested_mode = I40E_FC_NONE; err = i40e_init_adminq(hw); - dev_info(&pdev->dev, "%s\n", i40e_fw_version_str(hw)); - /* provide additional fw info, like api and ver */ - dev_info(&pdev->dev, "fw_version:%d.%d.%05d\n", - hw->aq.fw_maj_ver, hw->aq.fw_min_ver, hw->aq.fw_build); - dev_info(&pdev->dev, "fw api version:%d.%d\n", - hw->aq.api_maj_ver, hw->aq.api_min_ver); + /* provide nvm, fw, api versions */ + dev_info(&pdev->dev, "fw %d.%d.%05d api %d.%d nvm %s\n", + hw->aq.fw_maj_ver, hw->aq.fw_min_ver, hw->aq.fw_build, + hw->aq.api_maj_ver, hw->aq.api_min_ver, + i40e_nvm_version_str(hw)); if (err) { dev_info(&pdev->dev, diff --git a/drivers/net/ethernet/intel/i40e/i40e_nvm.c b/drivers/net/ethernet/intel/i40e/i40e_nvm.c index 2142e1004a2f..875a8ccc2611 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_nvm.c +++ b/drivers/net/ethernet/intel/i40e/i40e_nvm.c @@ -632,7 +632,7 @@ static inline u8 i40e_nvmupd_get_transaction(u32 val) return (u8)((val & I40E_NVM_TRANS_MASK) >> I40E_NVM_TRANS_SHIFT); } -static char *i40e_nvm_update_state_str[] = { +static const char * const i40e_nvm_update_state_str[] = { "I40E_NVMUPD_INVALID", "I40E_NVMUPD_READ_CON", "I40E_NVMUPD_READ_SNT", diff --git a/drivers/net/ethernet/intel/i40e/i40e_prototype.h b/drivers/net/ethernet/intel/i40e/i40e_prototype.h index 4454974b27e7..10bf2ba8bc15 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_prototype.h +++ b/drivers/net/ethernet/intel/i40e/i40e_prototype.h @@ -58,8 +58,8 @@ void i40e_debug_aq(struct i40e_hw *hw, enum i40e_debug_mask mask, void i40e_idle_aq(struct i40e_hw *hw); bool i40e_check_asq_alive(struct i40e_hw *hw); i40e_status i40e_aq_queue_shutdown(struct i40e_hw *hw, bool unloading); -char *i40e_aq_str(struct i40e_hw *hw, enum i40e_admin_queue_err aq_err); -char *i40e_stat_str(struct i40e_hw *hw, i40e_status stat_err); +const char *i40e_aq_str(struct i40e_hw *hw, enum i40e_admin_queue_err aq_err); +const char *i40e_stat_str(struct i40e_hw *hw, i40e_status stat_err); i40e_status i40e_aq_get_rss_lut(struct i40e_hw *hw, u16 seid, bool pf_lut, u8 *lut, u16 lut_size); diff --git a/drivers/net/ethernet/intel/i40e/i40e_ptp.c b/drivers/net/ethernet/intel/i40e/i40e_ptp.c index 552c84e2e05d..565ca7c835bc 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_ptp.c +++ b/drivers/net/ethernet/intel/i40e/i40e_ptp.c @@ -674,8 +674,8 @@ void i40e_ptp_init(struct i40e_pf *pf) struct timespec64 ts; u32 regval; - dev_info(&pf->pdev->dev, "%s: added PHC on %s\n", __func__, - netdev->name); + if (pf->hw.debug_mask & I40E_DEBUG_LAN) + dev_info(&pf->pdev->dev, "PHC enabled\n"); pf->flags |= I40E_FLAG_PTP; /* Ensure the clocks are running. */ diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.c b/drivers/net/ethernet/intel/i40e/i40e_txrx.c index 01e5ece8046d..512707c2898e 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_txrx.c +++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.c @@ -1268,16 +1268,11 @@ static void i40e_receive_skb(struct i40e_ring *rx_ring, struct sk_buff *skb, u16 vlan_tag) { struct i40e_q_vector *q_vector = rx_ring->q_vector; - struct i40e_vsi *vsi = rx_ring->vsi; - u64 flags = vsi->back->flags; if (vlan_tag & VLAN_VID_MASK) __vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q), vlan_tag); - if (flags & I40E_FLAG_IN_NETPOLL) - netif_rx(skb); - else - napi_gro_receive(&q_vector->napi, skb); + napi_gro_receive(&q_vector->napi, skb); } /** @@ -1830,7 +1825,7 @@ int i40e_napi_poll(struct napi_struct *napi, int budget) bool clean_complete = true; bool arm_wb = false; int budget_per_ring; - int cleaned; + int work_done = 0; if (test_bit(__I40E_DOWN, &vsi->state)) { napi_complete(napi); @@ -1846,22 +1841,31 @@ int i40e_napi_poll(struct napi_struct *napi, int budget) ring->arm_wb = false; } + /* Handle case where we are called by netpoll with a budget of 0 */ + if (budget <= 0) + goto tx_only; + /* We attempt to distribute budget to each Rx queue fairly, but don't * allow the budget to go below 1 because that would exit polling early. */ budget_per_ring = max(budget/q_vector->num_ringpairs, 1); i40e_for_each_ring(ring, q_vector->rx) { + int cleaned; + if (ring_is_ps_enabled(ring)) cleaned = i40e_clean_rx_irq_ps(ring, budget_per_ring); else cleaned = i40e_clean_rx_irq_1buf(ring, budget_per_ring); + + work_done += cleaned; /* if we didn't clean as many as budgeted, we must be done */ clean_complete &= (budget_per_ring != cleaned); } /* If work not completed, return budget and polling will return */ if (!clean_complete) { +tx_only: if (arm_wb) i40e_force_wb(vsi, q_vector); return budget; @@ -1871,7 +1875,7 @@ int i40e_napi_poll(struct napi_struct *napi, int budget) q_vector->arm_wb_state = false; /* Work is done so exit the polling mode and re-enable the interrupt */ - napi_complete(napi); + napi_complete_done(napi, work_done); if (vsi->back->flags & I40E_FLAG_MSIX_ENABLED) { i40e_update_enable_itr(vsi, q_vector); } else { /* Legacy mode */ diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.h b/drivers/net/ethernet/intel/i40e/i40e_txrx.h index 75cecfa6e338..7c0ed84b296d 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_txrx.h +++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.h @@ -35,6 +35,7 @@ #define I40E_ITR_20K 0x0019 #define I40E_ITR_8K 0x003E #define I40E_ITR_4K 0x007A +#define I40E_MAX_INTRL 0x3B /* reg uses 4 usec resolution */ #define I40E_ITR_RX_DEF I40E_ITR_8K #define I40E_ITR_TX_DEF I40E_ITR_4K #define I40E_ITR_DYNAMIC 0x8000 /* use top bit as a flag */ @@ -44,6 +45,15 @@ #define ITR_TO_REG(setting) ((setting & ~I40E_ITR_DYNAMIC) >> 1) #define ITR_IS_DYNAMIC(setting) (!!(setting & I40E_ITR_DYNAMIC)) #define ITR_REG_TO_USEC(itr_reg) (itr_reg << 1) +/* 0x40 is the enable bit for interrupt rate limiting, and must be set if + * the value of the rate limit is non-zero + */ +#define INTRL_ENA BIT(6) +#define INTRL_REG_TO_USEC(intrl) ((intrl & ~INTRL_ENA) << 2) +#define INTRL_USEC_TO_REG(set) ((set) ? ((set) >> 2) | INTRL_ENA : 0) +#define I40E_INTRL_8K 125 /* 8000 ints/sec */ +#define I40E_INTRL_62K 16 /* 62500 ints/sec */ +#define I40E_INTRL_83K 12 /* 83333 ints/sec */ #define I40E_QUEUE_END_OF_LIST 0x7FF diff --git a/drivers/net/ethernet/intel/i40e/i40e_type.h b/drivers/net/ethernet/intel/i40e/i40e_type.h index 6f69576de59d..9c4a4573c28f 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_type.h +++ b/drivers/net/ethernet/intel/i40e/i40e_type.h @@ -475,6 +475,8 @@ struct i40e_dcbx_config { u8 dcbx_mode; #define I40E_DCBX_MODE_CEE 0x1 #define I40E_DCBX_MODE_IEEE 0x2 + u8 app_mode; +#define I40E_DCBX_APPS_NON_WILLING 0x1 u32 numapps; u32 tlv_status; /* CEE mode TLV status */ struct i40e_dcb_ets_config etscfg; diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c index fd99cd237145..a35a204b4eeb 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c +++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c @@ -1102,6 +1102,8 @@ static int i40e_vc_send_msg_to_vf(struct i40e_vf *vf, u32 v_opcode, } } else { vf->num_valid_msgs++; + /* reset the invalid counter, if a valid message is received. */ + vf->num_invalid_msgs = 0; } aq_ret = i40e_aq_send_msg_to_vf(hw, abs_vf_id, v_opcode, v_retval, diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h index 736f6f08b4f2..da44995def42 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h +++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h @@ -29,8 +29,6 @@ #include "i40e.h" -#define I40E_MAX_MACVLAN_FILTERS 256 -#define I40E_MAX_VLAN_FILTERS 256 #define I40E_MAX_VLANID 4095 #define I40E_VIRTCHNL_SUPPORTED_QTYPES 2 @@ -98,7 +96,8 @@ struct i40e_vf { u8 num_queue_pairs; /* num of qps assigned to VF vsis */ u64 num_mdd_events; /* num of mdd events detected */ - u64 num_invalid_msgs; /* num of malformed or invalid msgs detected */ + /* num of continuous malformed or invalid msgs detected */ + u64 num_invalid_msgs; u64 num_valid_msgs; /* num of valid msgs detected */ unsigned long vf_caps; /* vf's adv. capabilities */ diff --git a/drivers/net/ethernet/intel/i40evf/i40e_common.c b/drivers/net/ethernet/intel/i40evf/i40e_common.c index b98b642b897a..7435fb396dcd 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_common.c +++ b/drivers/net/ethernet/intel/i40evf/i40e_common.c @@ -87,7 +87,7 @@ i40e_status i40e_set_mac_type(struct i40e_hw *hw) * @hw: pointer to the HW structure * @aq_err: the AQ error code to convert **/ -char *i40evf_aq_str(struct i40e_hw *hw, enum i40e_admin_queue_err aq_err) +const char *i40evf_aq_str(struct i40e_hw *hw, enum i40e_admin_queue_err aq_err) { switch (aq_err) { case I40E_AQ_RC_OK: @@ -147,7 +147,7 @@ char *i40evf_aq_str(struct i40e_hw *hw, enum i40e_admin_queue_err aq_err) * @hw: pointer to the HW structure * @stat_err: the status error code to convert **/ -char *i40evf_stat_str(struct i40e_hw *hw, i40e_status stat_err) +const char *i40evf_stat_str(struct i40e_hw *hw, i40e_status stat_err) { switch (stat_err) { case 0: diff --git a/drivers/net/ethernet/intel/i40evf/i40e_prototype.h b/drivers/net/ethernet/intel/i40evf/i40e_prototype.h index 55ae4b0f8192..8ed0edfbc125 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_prototype.h +++ b/drivers/net/ethernet/intel/i40evf/i40e_prototype.h @@ -60,8 +60,8 @@ void i40e_idle_aq(struct i40e_hw *hw); void i40evf_resume_aq(struct i40e_hw *hw); bool i40evf_check_asq_alive(struct i40e_hw *hw); i40e_status i40evf_aq_queue_shutdown(struct i40e_hw *hw, bool unloading); -char *i40evf_aq_str(struct i40e_hw *hw, enum i40e_admin_queue_err aq_err); -char *i40evf_stat_str(struct i40e_hw *hw, i40e_status stat_err); +const char *i40evf_aq_str(struct i40e_hw *hw, enum i40e_admin_queue_err aq_err); +const char *i40evf_stat_str(struct i40e_hw *hw, i40e_status stat_err); i40e_status i40evf_aq_get_rss_lut(struct i40e_hw *hw, u16 seid, bool pf_lut, u8 *lut, u16 lut_size); diff --git a/drivers/net/ethernet/intel/i40evf/i40e_txrx.c b/drivers/net/ethernet/intel/i40evf/i40e_txrx.c index 0e71eb4633d5..97493a4164eb 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_txrx.c +++ b/drivers/net/ethernet/intel/i40evf/i40e_txrx.c @@ -742,16 +742,11 @@ static void i40e_receive_skb(struct i40e_ring *rx_ring, struct sk_buff *skb, u16 vlan_tag) { struct i40e_q_vector *q_vector = rx_ring->q_vector; - struct i40e_vsi *vsi = rx_ring->vsi; - u64 flags = vsi->back->flags; if (vlan_tag & VLAN_VID_MASK) __vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q), vlan_tag); - if (flags & I40E_FLAG_IN_NETPOLL) - netif_rx(skb); - else - napi_gro_receive(&q_vector->napi, skb); + napi_gro_receive(&q_vector->napi, skb); } /** @@ -1271,7 +1266,7 @@ int i40evf_napi_poll(struct napi_struct *napi, int budget) bool clean_complete = true; bool arm_wb = false; int budget_per_ring; - int cleaned; + int work_done = 0; if (test_bit(__I40E_DOWN, &vsi->state)) { napi_complete(napi); @@ -1287,22 +1282,31 @@ int i40evf_napi_poll(struct napi_struct *napi, int budget) ring->arm_wb = false; } + /* Handle case where we are called by netpoll with a budget of 0 */ + if (budget <= 0) + goto tx_only; + /* We attempt to distribute budget to each Rx queue fairly, but don't * allow the budget to go below 1 because that would exit polling early. */ budget_per_ring = max(budget/q_vector->num_ringpairs, 1); i40e_for_each_ring(ring, q_vector->rx) { + int cleaned; + if (ring_is_ps_enabled(ring)) cleaned = i40e_clean_rx_irq_ps(ring, budget_per_ring); else cleaned = i40e_clean_rx_irq_1buf(ring, budget_per_ring); + + work_done += cleaned; /* if we didn't clean as many as budgeted, we must be done */ clean_complete &= (budget_per_ring != cleaned); } /* If work not completed, return budget and polling will return */ if (!clean_complete) { +tx_only: if (arm_wb) i40evf_force_wb(vsi, q_vector); return budget; @@ -1312,7 +1316,7 @@ int i40evf_napi_poll(struct napi_struct *napi, int budget) q_vector->arm_wb_state = false; /* Work is done so exit the polling mode and re-enable the interrupt */ - napi_complete(napi); + napi_complete_done(napi, work_done); i40e_update_enable_itr(vsi, q_vector); return 0; } diff --git a/drivers/net/ethernet/intel/i40evf/i40e_txrx.h b/drivers/net/ethernet/intel/i40evf/i40e_txrx.h index 0c13ece00366..c4f5a4eb2907 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_txrx.h +++ b/drivers/net/ethernet/intel/i40evf/i40e_txrx.h @@ -35,6 +35,7 @@ #define I40E_ITR_20K 0x0019 #define I40E_ITR_8K 0x003E #define I40E_ITR_4K 0x007A +#define I40E_MAX_INTRL 0x3B /* reg uses 4 usec resolution */ #define I40E_ITR_RX_DEF I40E_ITR_8K #define I40E_ITR_TX_DEF I40E_ITR_4K #define I40E_ITR_DYNAMIC 0x8000 /* use top bit as a flag */ @@ -44,6 +45,15 @@ #define ITR_TO_REG(setting) ((setting & ~I40E_ITR_DYNAMIC) >> 1) #define ITR_IS_DYNAMIC(setting) (!!(setting & I40E_ITR_DYNAMIC)) #define ITR_REG_TO_USEC(itr_reg) (itr_reg << 1) +/* 0x40 is the enable bit for interrupt rate limiting, and must be set if + * the value of the rate limit is non-zero + */ +#define INTRL_ENA BIT(6) +#define INTRL_REG_TO_USEC(intrl) ((intrl & ~INTRL_ENA) << 2) +#define INTRL_USEC_TO_REG(set) ((set) ? ((set) >> 2) | INTRL_ENA : 0) +#define I40E_INTRL_8K 125 /* 8000 ints/sec */ +#define I40E_INTRL_62K 16 /* 62500 ints/sec */ +#define I40E_INTRL_83K 12 /* 83333 ints/sec */ #define I40E_QUEUE_END_OF_LIST 0x7FF diff --git a/drivers/net/ethernet/intel/i40evf/i40evf.h b/drivers/net/ethernet/intel/i40evf/i40evf.h index 6f427113d621..22841c619f37 100644 --- a/drivers/net/ethernet/intel/i40evf/i40evf.h +++ b/drivers/net/ethernet/intel/i40evf/i40evf.h @@ -87,7 +87,7 @@ struct i40e_vsi { #define I40EVF_MAX_RXBUFFER 16384 /* largest size for single descriptor */ #define I40EVF_MAX_AQ_BUF_SIZE 4096 #define I40EVF_AQ_LEN 32 -#define I40EVF_AQ_MAX_ERR 10 /* times to try before resetting AQ */ +#define I40EVF_AQ_MAX_ERR 20 /* times to try before resetting AQ */ #define MAXIMUM_ETHERNET_VLAN_SIZE (VLAN_ETH_FRAME_LEN + ETH_FCS_LEN) @@ -211,7 +211,6 @@ struct i40evf_adapter { #define I40EVF_FLAG_RX_1BUF_CAPABLE BIT(1) #define I40EVF_FLAG_RX_PS_CAPABLE BIT(2) #define I40EVF_FLAG_RX_PS_ENABLED BIT(3) -#define I40EVF_FLAG_IN_NETPOLL BIT(4) #define I40EVF_FLAG_IMIR_ENABLED BIT(5) #define I40EVF_FLAG_MQ_CAPABLE BIT(6) #define I40EVF_FLAG_NEED_LINK_UPDATE BIT(7) @@ -224,7 +223,6 @@ struct i40evf_adapter { /* duplicates for common code */ #define I40E_FLAG_FDIR_ATR_ENABLED 0 #define I40E_FLAG_DCB_ENABLED 0 -#define I40E_FLAG_IN_NETPOLL I40EVF_FLAG_IN_NETPOLL #define I40E_FLAG_RX_CSUM_ENABLED I40EVF_FLAG_RX_CSUM_ENABLED #define I40E_FLAG_WB_ON_ITR_CAPABLE I40EVF_FLAG_WB_ON_ITR_CAPABLE #define I40E_FLAG_OUTER_UDP_CSUM_CAPABLE I40EVF_FLAG_OUTER_UDP_CSUM_CAPABLE diff --git a/drivers/net/ethernet/intel/i40evf/i40evf_main.c b/drivers/net/ethernet/intel/i40evf/i40evf_main.c index 429a46c2a2f7..4c4340cc4f45 100644 --- a/drivers/net/ethernet/intel/i40evf/i40evf_main.c +++ b/drivers/net/ethernet/intel/i40evf/i40evf_main.c @@ -34,7 +34,7 @@ char i40evf_driver_name[] = "i40evf"; static const char i40evf_driver_string[] = "Intel(R) XL710/X710 Virtual Function Network Driver"; -#define DRV_VERSION "1.3.19" +#define DRV_VERSION "1.3.21" const char i40evf_driver_version[] = DRV_VERSION; static const char i40evf_copyright[] = "Copyright (c) 2013 - 2015 Intel Corporation."; @@ -444,6 +444,29 @@ out: return err; } +#ifdef CONFIG_NET_POLL_CONTROLLER +/** + * i40evf_netpoll - A Polling 'interrupt' handler + * @netdev: network interface device structure + * + * This is used by netconsole to send skbs without having to re-enable + * interrupts. It's not called while the normal interrupt routine is executing. + **/ +static void i40evf_netpoll(struct net_device *netdev) +{ + struct i40evf_adapter *adapter = netdev_priv(netdev); + int q_vectors = adapter->num_msix_vectors - NONQ_VECS; + int i; + + /* if interface is down do nothing */ + if (test_bit(__I40E_DOWN, &adapter->vsi.state)) + return; + + for (i = 0; i < q_vectors; i++) + i40evf_msix_clean_rings(0, adapter->q_vector[i]); +} + +#endif /** * i40evf_request_traffic_irqs - Initialize MSI-X interrupts * @adapter: board private structure @@ -2049,6 +2072,9 @@ static const struct net_device_ops i40evf_netdev_ops = { .ndo_tx_timeout = i40evf_tx_timeout, .ndo_vlan_rx_add_vid = i40evf_vlan_rx_add_vid, .ndo_vlan_rx_kill_vid = i40evf_vlan_rx_kill_vid, +#ifdef CONFIG_NET_POLL_CONTROLLER + .ndo_poll_controller = i40evf_netpoll, +#endif }; /** @@ -2097,7 +2123,10 @@ int i40evf_process_config(struct i40evf_adapter *adapter) if (adapter->vf_res->vf_offload_flags & I40E_VIRTCHNL_VF_OFFLOAD_VLAN) { - netdev->vlan_features = netdev->features; + netdev->vlan_features = netdev->features & + ~(NETIF_F_HW_VLAN_CTAG_TX | + NETIF_F_HW_VLAN_CTAG_RX | + NETIF_F_HW_VLAN_CTAG_FILTER); netdev->features |= NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_CTAG_RX | NETIF_F_HW_VLAN_CTAG_FILTER; @@ -2315,7 +2344,7 @@ static void i40evf_init_task(struct work_struct *work) } return; restart: - schedule_delayed_work(&adapter->init_task, msecs_to_jiffies(20)); + schedule_delayed_work(&adapter->init_task, msecs_to_jiffies(30)); return; err_register: @@ -2332,7 +2361,7 @@ err: adapter->flags |= I40EVF_FLAG_PF_COMMS_FAILED; return; /* do not reschedule */ } - schedule_delayed_work(&adapter->init_task, HZ / 2); + schedule_delayed_work(&adapter->init_task, HZ); } /** diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c index 7e6267503790..ea7b09887245 100644 --- a/drivers/net/ethernet/intel/igb/igb_main.c +++ b/drivers/net/ethernet/intel/igb/igb_main.c @@ -151,7 +151,7 @@ static void igb_setup_dca(struct igb_adapter *); #endif /* CONFIG_IGB_DCA */ static int igb_poll(struct napi_struct *, int); static bool igb_clean_tx_irq(struct igb_q_vector *); -static bool igb_clean_rx_irq(struct igb_q_vector *, int); +static int igb_clean_rx_irq(struct igb_q_vector *, int); static int igb_ioctl(struct net_device *, struct ifreq *, int cmd); static void igb_tx_timeout(struct net_device *); static void igb_reset_task(struct work_struct *); @@ -6364,6 +6364,7 @@ static int igb_poll(struct napi_struct *napi, int budget) struct igb_q_vector, napi); bool clean_complete = true; + int work_done = 0; #ifdef CONFIG_IGB_DCA if (q_vector->adapter->flags & IGB_FLAG_DCA_ENABLED) @@ -6372,15 +6373,19 @@ static int igb_poll(struct napi_struct *napi, int budget) if (q_vector->tx.ring) clean_complete = igb_clean_tx_irq(q_vector); - if (q_vector->rx.ring) - clean_complete &= igb_clean_rx_irq(q_vector, budget); + if (q_vector->rx.ring) { + int cleaned = igb_clean_rx_irq(q_vector, budget); + + work_done += cleaned; + clean_complete &= (cleaned < budget); + } /* If all work not completed, return budget and keep polling */ if (!clean_complete) return budget; /* If not enough Rx work done, exit the polling mode */ - napi_complete(napi); + napi_complete_done(napi, work_done); igb_ring_irq_enable(q_vector); return 0; @@ -6904,7 +6909,7 @@ static void igb_process_skb_fields(struct igb_ring *rx_ring, skb->protocol = eth_type_trans(skb, rx_ring->netdev); } -static bool igb_clean_rx_irq(struct igb_q_vector *q_vector, const int budget) +static int igb_clean_rx_irq(struct igb_q_vector *q_vector, const int budget) { struct igb_ring *rx_ring = q_vector->rx.ring; struct sk_buff *skb = rx_ring->skb; @@ -6978,7 +6983,7 @@ static bool igb_clean_rx_irq(struct igb_q_vector *q_vector, const int budget) if (cleaned_count) igb_alloc_rx_buffers(rx_ring, cleaned_count); - return total_packets < budget; + return total_packets; } static bool igb_alloc_mapped_page(struct igb_ring *rx_ring, diff --git a/drivers/net/ethernet/intel/igbvf/netdev.c b/drivers/net/ethernet/intel/igbvf/netdev.c index e86d41ed9260..297af801f051 100644 --- a/drivers/net/ethernet/intel/igbvf/netdev.c +++ b/drivers/net/ethernet/intel/igbvf/netdev.c @@ -1211,7 +1211,7 @@ static int igbvf_poll(struct napi_struct *napi, int budget) /* If not enough Rx work done, exit the polling mode */ if (work_done < budget) { - napi_complete(napi); + napi_complete_done(napi, work_done); if (adapter->requested_itr & 3) igbvf_set_itr(adapter); diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index 1b2ad39bbfb5..9f8a7fd7a195 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -2775,7 +2775,7 @@ int ixgbe_poll(struct napi_struct *napi, int budget) container_of(napi, struct ixgbe_q_vector, napi); struct ixgbe_adapter *adapter = q_vector->adapter; struct ixgbe_ring *ring; - int per_ring_budget; + int per_ring_budget, work_done = 0; bool clean_complete = true; #ifdef CONFIG_IXGBE_DCA @@ -2796,9 +2796,13 @@ int ixgbe_poll(struct napi_struct *napi, int budget) else per_ring_budget = budget; - ixgbe_for_each_ring(ring, q_vector->rx) - clean_complete &= (ixgbe_clean_rx_irq(q_vector, ring, - per_ring_budget) < per_ring_budget); + ixgbe_for_each_ring(ring, q_vector->rx) { + int cleaned = ixgbe_clean_rx_irq(q_vector, ring, + per_ring_budget); + + work_done += cleaned; + clean_complete &= (cleaned < per_ring_budget); + } ixgbe_qv_unlock_napi(q_vector); /* If all work not completed, return budget and keep polling */ @@ -2806,7 +2810,7 @@ int ixgbe_poll(struct napi_struct *napi, int budget) return budget; /* all work done, exit the polling mode */ - napi_complete(napi); + napi_complete_done(napi, work_done); if (adapter->rx_itr_setting & 1) ixgbe_set_itr(q_vector); if (!test_bit(__IXGBE_DOWN, &adapter->state)) diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c index 35da2d74e73e..7570b5c7ccd8 100644 --- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c +++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c @@ -1008,7 +1008,7 @@ static int ixgbevf_poll(struct napi_struct *napi, int budget) container_of(napi, struct ixgbevf_q_vector, napi); struct ixgbevf_adapter *adapter = q_vector->adapter; struct ixgbevf_ring *ring; - int per_ring_budget; + int per_ring_budget, work_done = 0; bool clean_complete = true; ixgbevf_for_each_ring(ring, q_vector->tx) @@ -1027,10 +1027,12 @@ static int ixgbevf_poll(struct napi_struct *napi, int budget) else per_ring_budget = budget; - ixgbevf_for_each_ring(ring, q_vector->rx) - clean_complete &= (ixgbevf_clean_rx_irq(q_vector, ring, - per_ring_budget) - < per_ring_budget); + ixgbevf_for_each_ring(ring, q_vector->rx) { + int cleaned = ixgbevf_clean_rx_irq(q_vector, ring, + per_ring_budget); + work_done += cleaned; + clean_complete &= (cleaned < per_ring_budget); + } #ifdef CONFIG_NET_RX_BUSY_POLL ixgbevf_qv_unlock_napi(q_vector); @@ -1040,7 +1042,7 @@ static int ixgbevf_poll(struct napi_struct *napi, int budget) if (!clean_complete) return budget; /* all work done, exit the polling mode */ - napi_complete(napi); + napi_complete_done(napi, work_done); if (adapter->rx_itr_setting & 1) ixgbevf_set_itr(q_vector); if (!test_bit(__IXGBEVF_DOWN, &adapter->state) && |