diff options
Diffstat (limited to 'drivers/net/ethernet/intel/ice/ice_lib.c')
-rw-r--r-- | drivers/net/ethernet/intel/ice/ice_lib.c | 248 |
1 files changed, 161 insertions, 87 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_lib.c b/drivers/net/ethernet/intel/ice/ice_lib.c index f31129e4e9cf..49c75371af08 100644 --- a/drivers/net/ethernet/intel/ice/ice_lib.c +++ b/drivers/net/ethernet/intel/ice/ice_lib.c @@ -197,19 +197,13 @@ static int ice_vsi_ctrl_rx_rings(struct ice_vsi *vsi, bool ena) { struct ice_pf *pf = vsi->back; struct ice_hw *hw = &pf->hw; - int i, j, ret = 0; + int i, ret = 0; for (i = 0; i < vsi->num_rxq; i++) { int pf_q = vsi->rxq_map[i]; u32 rx_reg; - for (j = 0; j < ICE_Q_WAIT_MAX_RETRY; j++) { - rx_reg = rd32(hw, QRX_CTRL(pf_q)); - if (((rx_reg >> QRX_CTRL_QENA_REQ_S) & 1) == - ((rx_reg >> QRX_CTRL_QENA_STAT_S) & 1)) - break; - usleep_range(1000, 2000); - } + rx_reg = rd32(hw, QRX_CTRL(pf_q)); /* Skip if the queue is already in the requested state */ if (ena == !!(rx_reg & QRX_CTRL_QENA_STAT_M)) @@ -1054,7 +1048,7 @@ void ice_vsi_free_q_vectors(struct ice_vsi *vsi) { int v_idx; - for (v_idx = 0; v_idx < vsi->num_q_vectors; v_idx++) + ice_for_each_q_vector(vsi, v_idx) ice_free_q_vector(vsi, v_idx); } @@ -1394,7 +1388,6 @@ int ice_vsi_manage_rss_lut(struct ice_vsi *vsi, bool ena) */ static int ice_vsi_cfg_rss_lut_key(struct ice_vsi *vsi) { - u8 seed[ICE_AQC_GET_SET_RSS_KEY_DATA_RSS_KEY_SIZE]; struct ice_aqc_get_set_rss_keys *key; struct ice_pf *pf = vsi->back; enum ice_status status; @@ -1429,13 +1422,12 @@ static int ice_vsi_cfg_rss_lut_key(struct ice_vsi *vsi) } if (vsi->rss_hkey_user) - memcpy(seed, vsi->rss_hkey_user, - ICE_AQC_GET_SET_RSS_KEY_DATA_RSS_KEY_SIZE); + memcpy(key, + (struct ice_aqc_get_set_rss_keys *)vsi->rss_hkey_user, + ICE_GET_SET_RSS_KEY_EXTEND_KEY_SIZE); else - netdev_rss_key_fill((void *)seed, - ICE_AQC_GET_SET_RSS_KEY_DATA_RSS_KEY_SIZE); - memcpy(&key->standard_rss_key, seed, - ICE_AQC_GET_SET_RSS_KEY_DATA_RSS_KEY_SIZE); + netdev_rss_key_fill((void *)key, + ICE_GET_SET_RSS_KEY_EXTEND_KEY_SIZE); status = ice_aq_set_rss_key(&pf->hw, vsi->idx, key); @@ -1606,7 +1598,8 @@ int ice_vsi_kill_vlan(struct ice_vsi *vsi, u16 vid) struct ice_fltr_list_entry *list; struct ice_pf *pf = vsi->back; LIST_HEAD(tmp_add_list); - int status = 0; + enum ice_status status; + int err = 0; list = devm_kzalloc(&pf->pdev->dev, sizeof(*list), GFP_KERNEL); if (!list) @@ -1622,14 +1615,16 @@ int ice_vsi_kill_vlan(struct ice_vsi *vsi, u16 vid) INIT_LIST_HEAD(&list->list_entry); list_add(&list->list_entry, &tmp_add_list); - if (ice_remove_vlan(&pf->hw, &tmp_add_list)) { - dev_err(&pf->pdev->dev, "Error removing VLAN %d on vsi %i\n", - vid, vsi->vsi_num); - status = -EIO; + status = ice_remove_vlan(&pf->hw, &tmp_add_list); + if (status) { + dev_err(&pf->pdev->dev, + "Error removing VLAN %d on vsi %i error: %d\n", + vid, vsi->vsi_num, status); + err = -EIO; } ice_free_fltr_list(&pf->pdev->dev, &tmp_add_list); - return status; + return err; } /** @@ -1641,7 +1636,6 @@ int ice_vsi_kill_vlan(struct ice_vsi *vsi, u16 vid) */ int ice_vsi_cfg_rxqs(struct ice_vsi *vsi) { - int err = 0; u16 i; if (vsi->type == ICE_VSI_VF) @@ -1656,14 +1650,19 @@ int ice_vsi_cfg_rxqs(struct ice_vsi *vsi) vsi->rx_buf_len = ICE_RXBUF_2048; setup_rings: /* set up individual rings */ - for (i = 0; i < vsi->num_rxq && !err; i++) - err = ice_setup_rx_ctx(vsi->rx_rings[i]); + for (i = 0; i < vsi->num_rxq; i++) { + int err; - if (err) { - dev_err(&vsi->back->pdev->dev, "ice_setup_rx_ctx failed\n"); - return -EIO; + err = ice_setup_rx_ctx(vsi->rx_rings[i]); + if (err) { + dev_err(&vsi->back->pdev->dev, + "ice_setup_rx_ctx failed for RxQ %d, err %d\n", + i, err); + return err; + } } - return err; + + return 0; } /** @@ -1715,8 +1714,8 @@ ice_vsi_cfg_txqs(struct ice_vsi *vsi, struct ice_ring **rings, int offset) rings[q_idx]->tail = pf->hw.hw_addr + QTX_COMM_DBELL(pf_q); status = ice_ena_vsi_txq(vsi->port_info, vsi->idx, tc, - num_q_grps, qg_buf, buf_len, - NULL); + i, num_q_grps, qg_buf, + buf_len, NULL); if (status) { dev_err(&vsi->back->pdev->dev, "Failed to set LAN Tx queue context, error: %d\n", @@ -1762,7 +1761,7 @@ int ice_vsi_cfg_lan_txqs(struct ice_vsi *vsi) * This function converts a decimal interrupt rate limit in usecs to the format * expected by firmware. */ -static u32 ice_intrl_usec_to_reg(u8 intrl, u8 gran) +u32 ice_intrl_usec_to_reg(u8 intrl, u8 gran) { u32 val = intrl / gran; @@ -1806,13 +1805,12 @@ static void ice_cfg_itr_gran(struct ice_hw *hw) * ice_cfg_itr - configure the initial interrupt throttle values * @hw: pointer to the HW structure * @q_vector: interrupt vector that's being configured - * @vector: HW vector index to apply the interrupt throttling to * * Configure interrupt throttling values for the ring containers that are * associated with the interrupt vector passed in. */ static void -ice_cfg_itr(struct ice_hw *hw, struct ice_q_vector *q_vector, u16 vector) +ice_cfg_itr(struct ice_hw *hw, struct ice_q_vector *q_vector) { ice_cfg_itr_gran(hw); @@ -1826,7 +1824,7 @@ ice_cfg_itr(struct ice_hw *hw, struct ice_q_vector *q_vector, u16 vector) rc->target_itr = ITR_TO_REG(rc->itr_setting); rc->next_update = jiffies + 1; rc->current_itr = rc->target_itr; - wr32(hw, GLINT_ITR(rc->itr_idx, vector), + wr32(hw, GLINT_ITR(rc->itr_idx, q_vector->reg_idx), ITR_REG_ALIGN(rc->current_itr) >> ICE_ITR_GRAN_S); } @@ -1840,7 +1838,7 @@ ice_cfg_itr(struct ice_hw *hw, struct ice_q_vector *q_vector, u16 vector) rc->target_itr = ITR_TO_REG(rc->itr_setting); rc->next_update = jiffies + 1; rc->current_itr = rc->target_itr; - wr32(hw, GLINT_ITR(rc->itr_idx, vector), + wr32(hw, GLINT_ITR(rc->itr_idx, q_vector->reg_idx), ITR_REG_ALIGN(rc->current_itr) >> ICE_ITR_GRAN_S); } } @@ -1852,17 +1850,17 @@ ice_cfg_itr(struct ice_hw *hw, struct ice_q_vector *q_vector, u16 vector) void ice_vsi_cfg_msix(struct ice_vsi *vsi) { struct ice_pf *pf = vsi->back; - u16 vector = vsi->hw_base_vector; struct ice_hw *hw = &pf->hw; u32 txq = 0, rxq = 0; int i, q; - for (i = 0; i < vsi->num_q_vectors; i++, vector++) { + for (i = 0; i < vsi->num_q_vectors; i++) { struct ice_q_vector *q_vector = vsi->q_vectors[i]; + u16 reg_idx = q_vector->reg_idx; - ice_cfg_itr(hw, q_vector, vector); + ice_cfg_itr(hw, q_vector); - wr32(hw, GLINT_RATE(vector), + wr32(hw, GLINT_RATE(reg_idx), ice_intrl_usec_to_reg(q_vector->intrl, hw->intrl_gran)); /* Both Transmit Queue Interrupt Cause Control register @@ -1887,7 +1885,7 @@ void ice_vsi_cfg_msix(struct ice_vsi *vsi) else val = QINT_TQCTL_CAUSE_ENA_M | (itr_idx << QINT_TQCTL_ITR_INDX_S) | - (vector << QINT_TQCTL_MSIX_INDX_S); + (reg_idx << QINT_TQCTL_MSIX_INDX_S); wr32(hw, QINT_TQCTL(vsi->txq_map[txq]), val); txq++; } @@ -1903,7 +1901,7 @@ void ice_vsi_cfg_msix(struct ice_vsi *vsi) else val = QINT_RQCTL_CAUSE_ENA_M | (itr_idx << QINT_RQCTL_ITR_INDX_S) | - (vector << QINT_RQCTL_MSIX_INDX_S); + (reg_idx << QINT_RQCTL_MSIX_INDX_S); wr32(hw, QINT_RQCTL(vsi->rxq_map[rxq]), val); rxq++; } @@ -2033,10 +2031,10 @@ ice_vsi_stop_tx_rings(struct ice_vsi *vsi, enum ice_disq_rst_src rst_src, { struct ice_pf *pf = vsi->back; struct ice_hw *hw = &pf->hw; + int tc, q_idx = 0, err = 0; + u16 *q_ids, *q_handles, i; enum ice_status status; u32 *q_teids, val; - u16 *q_ids, i; - int err = 0; if (vsi->num_txq > ICE_LAN_TXQ_MAX_QDIS) return -EINVAL; @@ -2053,50 +2051,69 @@ ice_vsi_stop_tx_rings(struct ice_vsi *vsi, enum ice_disq_rst_src rst_src, goto err_alloc_q_ids; } - /* set up the Tx queue list to be disabled */ - ice_for_each_txq(vsi, i) { - u16 v_idx; + q_handles = devm_kcalloc(&pf->pdev->dev, vsi->num_txq, + sizeof(*q_handles), GFP_KERNEL); + if (!q_handles) { + err = -ENOMEM; + goto err_alloc_q_handles; + } - if (!rings || !rings[i] || !rings[i]->q_vector) { - err = -EINVAL; - goto err_out; - } + /* set up the Tx queue list to be disabled for each enabled TC */ + ice_for_each_traffic_class(tc) { + if (!(vsi->tc_cfg.ena_tc & BIT(tc))) + break; - q_ids[i] = vsi->txq_map[i + offset]; - q_teids[i] = rings[i]->txq_teid; + for (i = 0; i < vsi->tc_cfg.tc_info[tc].qcount_tx; i++) { + if (!rings || !rings[q_idx] || + !rings[q_idx]->q_vector) { + err = -EINVAL; + goto err_out; + } + + q_ids[i] = vsi->txq_map[q_idx + offset]; + q_teids[i] = rings[q_idx]->txq_teid; + q_handles[i] = i; - /* clear cause_ena bit for disabled queues */ - val = rd32(hw, QINT_TQCTL(rings[i]->reg_idx)); - val &= ~QINT_TQCTL_CAUSE_ENA_M; - wr32(hw, QINT_TQCTL(rings[i]->reg_idx), val); + /* clear cause_ena bit for disabled queues */ + val = rd32(hw, QINT_TQCTL(rings[i]->reg_idx)); + val &= ~QINT_TQCTL_CAUSE_ENA_M; + wr32(hw, QINT_TQCTL(rings[i]->reg_idx), val); - /* software is expected to wait for 100 ns */ - ndelay(100); + /* software is expected to wait for 100 ns */ + ndelay(100); - /* trigger a software interrupt for the vector associated to - * the queue to schedule NAPI handler + /* trigger a software interrupt for the vector + * associated to the queue to schedule NAPI handler + */ + wr32(hw, GLINT_DYN_CTL(rings[i]->q_vector->reg_idx), + GLINT_DYN_CTL_SWINT_TRIG_M | + GLINT_DYN_CTL_INTENA_MSK_M); + q_idx++; + } + status = ice_dis_vsi_txq(vsi->port_info, vsi->idx, tc, + vsi->num_txq, q_handles, q_ids, + q_teids, rst_src, rel_vmvf_num, NULL); + + /* if the disable queue command was exercised during an active + * reset flow, ICE_ERR_RESET_ONGOING is returned. This is not + * an error as the reset operation disables queues at the + * hardware level anyway. */ - v_idx = rings[i]->q_vector->v_idx; - wr32(hw, GLINT_DYN_CTL(vsi->hw_base_vector + v_idx), - GLINT_DYN_CTL_SWINT_TRIG_M | GLINT_DYN_CTL_INTENA_MSK_M); - } - status = ice_dis_vsi_txq(vsi->port_info, vsi->num_txq, q_ids, q_teids, - rst_src, rel_vmvf_num, NULL); - /* if the disable queue command was exercised during an active reset - * flow, ICE_ERR_RESET_ONGOING is returned. This is not an error as - * the reset operation disables queues at the hardware level anyway. - */ - if (status == ICE_ERR_RESET_ONGOING) { - dev_info(&pf->pdev->dev, - "Reset in progress. LAN Tx queues already disabled\n"); - } else if (status) { - dev_err(&pf->pdev->dev, - "Failed to disable LAN Tx queues, error: %d\n", - status); - err = -ENODEV; + if (status == ICE_ERR_RESET_ONGOING) { + dev_dbg(&pf->pdev->dev, + "Reset in progress. LAN Tx queues already disabled\n"); + } else if (status) { + dev_err(&pf->pdev->dev, + "Failed to disable LAN Tx queues, error: %d\n", + status); + err = -ENODEV; + } } err_out: + devm_kfree(&pf->pdev->dev, q_handles); + +err_alloc_q_handles: devm_kfree(&pf->pdev->dev, q_ids); err_alloc_q_ids: @@ -2188,6 +2205,44 @@ static void ice_vsi_set_tc_cfg(struct ice_vsi *vsi) } /** + * ice_vsi_set_q_vectors_reg_idx - set the HW register index for all q_vectors + * @vsi: VSI to set the q_vectors register index on + */ +static int +ice_vsi_set_q_vectors_reg_idx(struct ice_vsi *vsi) +{ + u16 i; + + if (!vsi || !vsi->q_vectors) + return -EINVAL; + + ice_for_each_q_vector(vsi, i) { + struct ice_q_vector *q_vector = vsi->q_vectors[i]; + + if (!q_vector) { + dev_err(&vsi->back->pdev->dev, + "Failed to set reg_idx on q_vector %d VSI %d\n", + i, vsi->vsi_num); + goto clear_reg_idx; + } + + q_vector->reg_idx = q_vector->v_idx + vsi->hw_base_vector; + } + + return 0; + +clear_reg_idx: + ice_for_each_q_vector(vsi, i) { + struct ice_q_vector *q_vector = vsi->q_vectors[i]; + + if (q_vector) + q_vector->reg_idx = 0; + } + + return -EINVAL; +} + +/** * ice_vsi_setup - Set up a VSI by a given type * @pf: board private structure * @pi: pointer to the port_info instance @@ -2252,6 +2307,10 @@ ice_vsi_setup(struct ice_pf *pf, struct ice_port_info *pi, if (ret) goto unroll_alloc_q_vector; + ret = ice_vsi_set_q_vectors_reg_idx(vsi); + if (ret) + goto unroll_vector_base; + ret = ice_vsi_alloc_rings(vsi); if (ret) goto unroll_vector_base; @@ -2290,6 +2349,10 @@ ice_vsi_setup(struct ice_pf *pf, struct ice_port_info *pi, } else { vsi->hw_base_vector = pf->vf[vf_id].first_vector_idx; } + ret = ice_vsi_set_q_vectors_reg_idx(vsi); + if (ret) + goto unroll_vector_base; + pf->q_left_tx -= vsi->alloc_txq; pf->q_left_rx -= vsi->alloc_rxq; break; @@ -2305,7 +2368,9 @@ ice_vsi_setup(struct ice_pf *pf, struct ice_port_info *pi, ret = ice_cfg_vsi_lan(vsi->port_info, vsi->idx, vsi->tc_cfg.ena_tc, max_txqs); if (ret) { - dev_info(&pf->pdev->dev, "Failed VSI lan queue config\n"); + dev_err(&pf->pdev->dev, + "VSI %d failed lan queue config, error %d\n", + vsi->vsi_num, ret); goto unroll_vector_base; } @@ -2383,7 +2448,7 @@ void ice_vsi_free_irq(struct ice_vsi *vsi) return; vsi->irqs_ready = false; - for (i = 0; i < vsi->num_q_vectors; i++) { + ice_for_each_q_vector(vsi, i) { u16 vector = i + base; int irq_num; @@ -2602,12 +2667,12 @@ void ice_vsi_dis_irq(struct ice_vsi *vsi) /* disable each interrupt */ if (test_bit(ICE_FLAG_MSIX_ENA, pf->flags)) { - for (i = vsi->hw_base_vector; - i < (vsi->num_q_vectors + vsi->hw_base_vector); i++) - wr32(hw, GLINT_DYN_CTL(i), 0); + ice_for_each_q_vector(vsi, i) + wr32(hw, GLINT_DYN_CTL(vsi->q_vectors[i]->reg_idx), 0); ice_flush(hw); - for (i = 0; i < vsi->num_q_vectors; i++) + + ice_for_each_q_vector(vsi, i) synchronize_irq(pf->msix_entries[i + base].vector); } } @@ -2759,6 +2824,10 @@ int ice_vsi_rebuild(struct ice_vsi *vsi) if (ret) goto err_vectors; + ret = ice_vsi_set_q_vectors_reg_idx(vsi); + if (ret) + goto err_vectors; + ret = ice_vsi_alloc_rings(vsi); if (ret) goto err_vectors; @@ -2780,6 +2849,10 @@ int ice_vsi_rebuild(struct ice_vsi *vsi) if (ret) goto err_vectors; + ret = ice_vsi_set_q_vectors_reg_idx(vsi); + if (ret) + goto err_vectors; + ret = ice_vsi_alloc_rings(vsi); if (ret) goto err_vectors; @@ -2798,8 +2871,9 @@ int ice_vsi_rebuild(struct ice_vsi *vsi) ret = ice_cfg_vsi_lan(vsi->port_info, vsi->idx, vsi->tc_cfg.ena_tc, max_txqs); if (ret) { - dev_info(&vsi->back->pdev->dev, - "Failed VSI lan queue config\n"); + dev_err(&pf->pdev->dev, + "VSI %d failed lan queue config, error %d\n", + vsi->vsi_num, ret); goto err_vectors; } return 0; |