diff options
Diffstat (limited to 'drivers/net/ethernet/intel/i40e/i40e_main.c')
| -rw-r--r-- | drivers/net/ethernet/intel/i40e/i40e_main.c | 54 |
1 files changed, 34 insertions, 20 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c index e31adbc75f9cc..70ecd9c3a1632 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -3449,15 +3449,20 @@ static void i40e_vsi_configure_msix(struct i40e_vsi *vsi) for (i = 0; i < vsi->num_q_vectors; i++, vector++) { struct i40e_q_vector *q_vector = vsi->q_vectors[i]; - q_vector->itr_countdown = ITR_COUNTDOWN_START; - q_vector->rx.itr = ITR_TO_REG(vsi->rx_rings[i]->rx_itr_setting); - q_vector->rx.latency_range = I40E_LOW_LATENCY; + q_vector->rx.next_update = jiffies + 1; + q_vector->rx.target_itr = + ITR_TO_REG(vsi->rx_rings[i]->itr_setting); wr32(hw, I40E_PFINT_ITRN(I40E_RX_ITR, vector - 1), - q_vector->rx.itr); - q_vector->tx.itr = ITR_TO_REG(vsi->tx_rings[i]->tx_itr_setting); - q_vector->tx.latency_range = I40E_LOW_LATENCY; + q_vector->rx.target_itr); + q_vector->rx.current_itr = q_vector->rx.target_itr; + + q_vector->tx.next_update = jiffies + 1; + q_vector->tx.target_itr = + ITR_TO_REG(vsi->tx_rings[i]->itr_setting); wr32(hw, I40E_PFINT_ITRN(I40E_TX_ITR, vector - 1), - q_vector->tx.itr); + q_vector->tx.target_itr); + q_vector->tx.current_itr = q_vector->tx.target_itr; + wr32(hw, I40E_PFINT_RATEN(vector - 1), i40e_intrl_usec_to_reg(vsi->int_rate_limit)); @@ -3558,13 +3563,14 @@ static void i40e_configure_msi_and_legacy(struct i40e_vsi *vsi) u32 val; /* set the ITR configuration */ - q_vector->itr_countdown = ITR_COUNTDOWN_START; - q_vector->rx.itr = ITR_TO_REG(vsi->rx_rings[0]->rx_itr_setting); - q_vector->rx.latency_range = I40E_LOW_LATENCY; - wr32(hw, I40E_PFINT_ITR0(I40E_RX_ITR), q_vector->rx.itr); - q_vector->tx.itr = ITR_TO_REG(vsi->tx_rings[0]->tx_itr_setting); - q_vector->tx.latency_range = I40E_LOW_LATENCY; - wr32(hw, I40E_PFINT_ITR0(I40E_TX_ITR), q_vector->tx.itr); + q_vector->rx.next_update = jiffies + 1; + q_vector->rx.target_itr = ITR_TO_REG(vsi->rx_rings[0]->itr_setting); + wr32(hw, I40E_PFINT_ITR0(I40E_RX_ITR), q_vector->rx.target_itr); + q_vector->rx.current_itr = q_vector->rx.target_itr; + q_vector->tx.next_update = jiffies + 1; + q_vector->tx.target_itr = ITR_TO_REG(vsi->tx_rings[0]->itr_setting); + wr32(hw, I40E_PFINT_ITR0(I40E_TX_ITR), q_vector->tx.target_itr); + q_vector->tx.current_itr = q_vector->tx.target_itr; i40e_enable_misc_int_causes(pf); @@ -9215,6 +9221,17 @@ static void i40e_rebuild(struct i40e_pf *pf, bool reinit, bool lock_acquired) } i40e_get_oem_version(&pf->hw); + if (test_bit(__I40E_EMP_RESET_INTR_RECEIVED, pf->state) && + ((hw->aq.fw_maj_ver == 4 && hw->aq.fw_min_ver <= 33) || + hw->aq.fw_maj_ver < 4) && hw->mac.type == I40E_MAC_XL710) { + /* The following delay is necessary for 4.33 firmware and older + * to recover after EMP reset. 200 ms should suffice but we + * put here 300 ms to be sure that FW is ready to operate + * after reset. + */ + mdelay(300); + } + /* re-verify the eeprom if we just had an EMP reset */ if (test_and_clear_bit(__I40E_EMP_RESET_INTR_RECEIVED, pf->state)) i40e_verify_eeprom(pf); @@ -10018,7 +10035,7 @@ static int i40e_alloc_rings(struct i40e_vsi *vsi) ring->dcb_tc = 0; if (vsi->back->hw_features & I40E_HW_WB_ON_ITR_CAPABLE) ring->flags = I40E_TXR_FLAGS_WB_ON_ITR; - ring->tx_itr_setting = pf->tx_itr_default; + ring->itr_setting = pf->tx_itr_default; vsi->tx_rings[i] = ring++; if (!i40e_enabled_xdp_vsi(vsi)) @@ -10036,7 +10053,7 @@ static int i40e_alloc_rings(struct i40e_vsi *vsi) if (vsi->back->hw_features & I40E_HW_WB_ON_ITR_CAPABLE) ring->flags = I40E_TXR_FLAGS_WB_ON_ITR; set_ring_xdp(ring); - ring->tx_itr_setting = pf->tx_itr_default; + ring->itr_setting = pf->tx_itr_default; vsi->xdp_rings[i] = ring++; setup_rx: @@ -10049,7 +10066,7 @@ setup_rx: ring->count = vsi->num_desc; ring->size = 0; ring->dcb_tc = 0; - ring->rx_itr_setting = pf->rx_itr_default; + ring->itr_setting = pf->rx_itr_default; vsi->rx_rings[i] = ring; } @@ -10328,9 +10345,6 @@ static int i40e_vsi_alloc_q_vector(struct i40e_vsi *vsi, int v_idx, int cpu) netif_napi_add(vsi->netdev, &q_vector->napi, i40e_napi_poll, NAPI_POLL_WEIGHT); - q_vector->rx.latency_range = I40E_LOW_LATENCY; - q_vector->tx.latency_range = I40E_LOW_LATENCY; - /* tie q_vector and vsi together */ vsi->q_vectors[v_idx] = q_vector; |