diff options
Diffstat (limited to 'drivers/net/ethernet/intel/ice/ice_base.c')
| -rw-r--r-- | drivers/net/ethernet/intel/ice/ice_base.c | 48 |
1 files changed, 31 insertions, 17 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_base.c b/drivers/net/ethernet/intel/ice/ice_base.c index 1148d768f8ed..5985a7e5ca8a 100644 --- a/drivers/net/ethernet/intel/ice/ice_base.c +++ b/drivers/net/ethernet/intel/ice/ice_base.c @@ -113,6 +113,9 @@ static int ice_vsi_alloc_q_vector(struct ice_vsi *vsi, u16 v_idx) q_vector->v_idx = v_idx; q_vector->tx.itr_setting = ICE_DFLT_TX_ITR; q_vector->rx.itr_setting = ICE_DFLT_RX_ITR; + q_vector->tx.itr_mode = ITR_DYNAMIC; + q_vector->rx.itr_mode = ITR_DYNAMIC; + if (vsi->type == ICE_VSI_VF) goto out; /* only set affinity_mask if the CPU is online */ @@ -215,6 +218,26 @@ static u16 ice_calc_q_handle(struct ice_vsi *vsi, struct ice_ring *ring, u8 tc) } /** + * ice_cfg_xps_tx_ring - Configure XPS for a Tx ring + * @ring: The Tx ring to configure + * + * This enables/disables XPS for a given Tx descriptor ring + * based on the TCs enabled for the VSI that ring belongs to. + */ +static void ice_cfg_xps_tx_ring(struct ice_ring *ring) +{ + if (!ring->q_vector || !ring->netdev) + return; + + /* We only initialize XPS once, so as not to overwrite user settings */ + if (test_and_set_bit(ICE_TX_XPS_INIT_DONE, ring->xps_state)) + return; + + netif_set_xps_queue(ring->netdev, &ring->q_vector->affinity_mask, + ring->q_index); +} + +/** * ice_setup_tx_ctx - setup a struct ice_tlan_ctx instance * @ring: The Tx ring to configure * @tlan_ctx: Pointer to the Tx LAN queue context structure to be initialized @@ -664,6 +687,9 @@ ice_vsi_cfg_txq(struct ice_vsi *vsi, struct ice_ring *ring, u16 pf_q; u8 tc; + /* Configure XPS */ + ice_cfg_xps_tx_ring(ring); + pf_q = ring->reg_idx; ice_setup_tx_ctx(ring, &tlan_ctx, pf_q); /* copy context contents into the qg_buf */ @@ -717,25 +743,13 @@ void ice_cfg_itr(struct ice_hw *hw, struct ice_q_vector *q_vector) { ice_cfg_itr_gran(hw); - if (q_vector->num_ring_rx) { - struct ice_ring_container *rc = &q_vector->rx; - - 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, q_vector->reg_idx), - ITR_REG_ALIGN(rc->current_itr) >> ICE_ITR_GRAN_S); - } + if (q_vector->num_ring_rx) + ice_write_itr(&q_vector->rx, q_vector->rx.itr_setting); - if (q_vector->num_ring_tx) { - struct ice_ring_container *rc = &q_vector->tx; + if (q_vector->num_ring_tx) + ice_write_itr(&q_vector->tx, q_vector->tx.itr_setting); - 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, q_vector->reg_idx), - ITR_REG_ALIGN(rc->current_itr) >> ICE_ITR_GRAN_S); - } + ice_write_intrl(q_vector, q_vector->intrl); } /** |