Lines Matching +full:queue +full:- +full:rx
1 // SPDX-License-Identifier: GPL-2.0
10 * __ice_vsi_get_qs_contig - Assign a contiguous chunk of queues to VSI
11 * @qs_cfg: gathered variables needed for PF->VSI queues assignment
13 * Return 0 on success and -ENOMEM in case of no left space in PF queue bitmap
19 mutex_lock(qs_cfg->qs_mutex); in __ice_vsi_get_qs_contig()
20 offset = bitmap_find_next_zero_area(qs_cfg->pf_map, qs_cfg->pf_map_size, in __ice_vsi_get_qs_contig()
21 0, qs_cfg->q_count, 0); in __ice_vsi_get_qs_contig()
22 if (offset >= qs_cfg->pf_map_size) { in __ice_vsi_get_qs_contig()
23 mutex_unlock(qs_cfg->qs_mutex); in __ice_vsi_get_qs_contig()
24 return -ENOMEM; in __ice_vsi_get_qs_contig()
27 bitmap_set(qs_cfg->pf_map, offset, qs_cfg->q_count); in __ice_vsi_get_qs_contig()
28 for (i = 0; i < qs_cfg->q_count; i++) in __ice_vsi_get_qs_contig()
29 qs_cfg->vsi_map[i + qs_cfg->vsi_map_offset] = (u16)(i + offset); in __ice_vsi_get_qs_contig()
30 mutex_unlock(qs_cfg->qs_mutex); in __ice_vsi_get_qs_contig()
36 * __ice_vsi_get_qs_sc - Assign a scattered queues from PF to VSI
37 * @qs_cfg: gathered variables needed for pf->vsi queues assignment
39 * Return 0 on success and -ENOMEM in case of no left space in PF queue bitmap
45 mutex_lock(qs_cfg->qs_mutex); in __ice_vsi_get_qs_sc()
46 for (i = 0; i < qs_cfg->q_count; i++) { in __ice_vsi_get_qs_sc()
47 index = find_next_zero_bit(qs_cfg->pf_map, in __ice_vsi_get_qs_sc()
48 qs_cfg->pf_map_size, index); in __ice_vsi_get_qs_sc()
49 if (index >= qs_cfg->pf_map_size) in __ice_vsi_get_qs_sc()
51 set_bit(index, qs_cfg->pf_map); in __ice_vsi_get_qs_sc()
52 qs_cfg->vsi_map[i + qs_cfg->vsi_map_offset] = (u16)index; in __ice_vsi_get_qs_sc()
54 mutex_unlock(qs_cfg->qs_mutex); in __ice_vsi_get_qs_sc()
59 clear_bit(qs_cfg->vsi_map[index], qs_cfg->pf_map); in __ice_vsi_get_qs_sc()
60 qs_cfg->vsi_map[index + qs_cfg->vsi_map_offset] = 0; in __ice_vsi_get_qs_sc()
62 mutex_unlock(qs_cfg->qs_mutex); in __ice_vsi_get_qs_sc()
64 return -ENOMEM; in __ice_vsi_get_qs_sc()
68 * ice_pf_rxq_wait - Wait for a PF's Rx queue to be enabled or disabled
70 * @pf_q: the PF queue
71 * @ena: enable or disable state of the queue
73 * This routine will wait for the given Rx queue of the PF to reach the
75 * Returns -ETIMEDOUT in case of failing to reach the requested state after
83 if (ena == !!(rd32(&pf->hw, QRX_CTRL(pf_q)) & in ice_pf_rxq_wait()
90 return -ETIMEDOUT; in ice_pf_rxq_wait()
94 * ice_vsi_alloc_q_vector - Allocate memory for a single interrupt vector
99 * with this q_vector. If allocation fails we return -ENOMEM.
103 struct ice_pf *pf = vsi->back; in ice_vsi_alloc_q_vector()
110 return -ENOMEM; in ice_vsi_alloc_q_vector()
112 q_vector->vsi = vsi; in ice_vsi_alloc_q_vector()
113 q_vector->v_idx = v_idx; in ice_vsi_alloc_q_vector()
114 q_vector->tx.itr_setting = ICE_DFLT_TX_ITR; in ice_vsi_alloc_q_vector()
115 q_vector->rx.itr_setting = ICE_DFLT_RX_ITR; in ice_vsi_alloc_q_vector()
116 q_vector->tx.itr_mode = ITR_DYNAMIC; in ice_vsi_alloc_q_vector()
117 q_vector->rx.itr_mode = ITR_DYNAMIC; in ice_vsi_alloc_q_vector()
119 if (vsi->type == ICE_VSI_VF) in ice_vsi_alloc_q_vector()
123 cpumask_set_cpu(v_idx, &q_vector->affinity_mask); in ice_vsi_alloc_q_vector()
129 if (vsi->netdev) in ice_vsi_alloc_q_vector()
130 netif_napi_add(vsi->netdev, &q_vector->napi, ice_napi_poll, in ice_vsi_alloc_q_vector()
135 vsi->q_vectors[v_idx] = q_vector; in ice_vsi_alloc_q_vector()
141 * ice_free_q_vector - Free memory allocated for a specific interrupt vector
148 struct ice_pf *pf = vsi->back; in ice_free_q_vector()
153 if (!vsi->q_vectors[v_idx]) { in ice_free_q_vector()
154 dev_dbg(dev, "Queue vector at index %d not found\n", v_idx); in ice_free_q_vector()
157 q_vector = vsi->q_vectors[v_idx]; in ice_free_q_vector()
159 ice_for_each_ring(ring, q_vector->tx) in ice_free_q_vector()
160 ring->q_vector = NULL; in ice_free_q_vector()
161 ice_for_each_ring(ring, q_vector->rx) in ice_free_q_vector()
162 ring->q_vector = NULL; in ice_free_q_vector()
165 if (vsi->netdev) in ice_free_q_vector()
166 netif_napi_del(&q_vector->napi); in ice_free_q_vector()
169 vsi->q_vectors[v_idx] = NULL; in ice_free_q_vector()
173 * ice_cfg_itr_gran - set the ITR granularity to 2 usecs if not already set
204 * ice_calc_q_handle - calculate the queue handle
206 * @ring: ring to get the absolute queue index
213 /* Idea here for calculation is that we subtract the number of queue in ice_calc_q_handle()
214 * count from TC that ring belongs to from it's absolute queue index in ice_calc_q_handle()
215 * and as a result we get the queue's index within TC. in ice_calc_q_handle()
217 return ring->q_index - vsi->tc_cfg.tc_info[tc].qoffset; in ice_calc_q_handle()
221 * ice_cfg_xps_tx_ring - Configure XPS for a Tx ring
229 if (!ring->q_vector || !ring->netdev) in ice_cfg_xps_tx_ring()
233 if (test_and_set_bit(ICE_TX_XPS_INIT_DONE, ring->xps_state)) in ice_cfg_xps_tx_ring()
236 netif_set_xps_queue(ring->netdev, &ring->q_vector->affinity_mask, in ice_cfg_xps_tx_ring()
237 ring->q_index); in ice_cfg_xps_tx_ring()
241 * ice_setup_tx_ctx - setup a struct ice_tlan_ctx instance
243 * @tlan_ctx: Pointer to the Tx LAN queue context structure to be initialized
244 * @pf_q: queue index in the PF space
251 struct ice_vsi *vsi = ring->vsi; in ice_setup_tx_ctx()
252 struct ice_hw *hw = &vsi->back->hw; in ice_setup_tx_ctx()
254 tlan_ctx->base = ring->dma >> ICE_TLAN_CTX_BASE_S; in ice_setup_tx_ctx()
256 tlan_ctx->port_num = vsi->port_info->lport; in ice_setup_tx_ctx()
258 /* Transmit Queue Length */ in ice_setup_tx_ctx()
259 tlan_ctx->qlen = ring->count; in ice_setup_tx_ctx()
264 tlan_ctx->pf_num = hw->pf_id; in ice_setup_tx_ctx()
266 /* queue belongs to a specific VSI type in ice_setup_tx_ctx()
268 * for vmvf_type = VF, it is VF number between 0-256 in ice_setup_tx_ctx()
269 * for vmvf_type = VM, it is VM number between 0-767 in ice_setup_tx_ctx()
272 switch (vsi->type) { in ice_setup_tx_ctx()
276 tlan_ctx->vmvf_type = ICE_TLAN_CTX_VMVF_TYPE_PF; in ice_setup_tx_ctx()
280 tlan_ctx->vmvf_num = hw->func_caps.vf_base_id + vsi->vf_id; in ice_setup_tx_ctx()
281 tlan_ctx->vmvf_type = ICE_TLAN_CTX_VMVF_TYPE_VF; in ice_setup_tx_ctx()
288 tlan_ctx->src_vsi = ice_get_hw_vsi_num(hw, vsi->idx); in ice_setup_tx_ctx()
291 switch (vsi->type) { in ice_setup_tx_ctx()
293 tlan_ctx->tsyn_ena = 1; in ice_setup_tx_ctx()
299 tlan_ctx->tso_ena = ICE_TX_LEGACY; in ice_setup_tx_ctx()
300 tlan_ctx->tso_qnum = pf_q; in ice_setup_tx_ctx()
306 tlan_ctx->legacy_int = ICE_TX_LEGACY; in ice_setup_tx_ctx()
310 * ice_rx_offset - Return expected offset into page to access data
319 else if (ice_is_xdp_ena_vsi(rx_ring->vsi)) in ice_rx_offset()
326 * ice_setup_rx_ctx - Configure a receive ring context
327 * @ring: The Rx ring to configure
329 * Configure the Rx descriptor ring in RLAN context.
334 struct ice_vsi *vsi = ring->vsi; in ice_setup_rx_ctx()
341 hw = &vsi->back->hw; in ice_setup_rx_ctx()
343 /* what is Rx queue number in global space of 2K Rx queues */ in ice_setup_rx_ctx()
344 pf_q = vsi->rxq_map[ring->q_index]; in ice_setup_rx_ctx()
349 /* Receive Queue Base Address. in ice_setup_rx_ctx()
350 * Indicates the starting address of the descriptor queue defined in in ice_setup_rx_ctx()
353 rlan_ctx.base = ring->dma >> 7; in ice_setup_rx_ctx()
355 rlan_ctx.qlen = ring->count; in ice_setup_rx_ctx()
360 rlan_ctx.dbuf = ring->rx_buf_len >> ICE_RLAN_CTX_DBUF_S; in ice_setup_rx_ctx()
385 * handling in the fast-path. in ice_setup_rx_ctx()
387 if (ring->xsk_pool) in ice_setup_rx_ctx()
389 /* Max packet size for this queue - must not be set to a larger value in ice_setup_rx_ctx()
392 rlan_ctx.rxmax = min_t(u32, vsi->max_frame, in ice_setup_rx_ctx()
393 chain_len * ring->rx_buf_len); in ice_setup_rx_ctx()
395 /* Rx queue threshold in units of 64 */ in ice_setup_rx_ctx()
398 /* Enable Flexible Descriptors in the queue context which in ice_setup_rx_ctx()
404 if (vsi->type != ICE_VSI_VF) in ice_setup_rx_ctx()
410 /* Absolute queue number out of 2K needs to be passed */ in ice_setup_rx_ctx()
413 …dev_err(ice_pf_to_dev(vsi->back), "Failed to set LAN Rx queue context for absolute Rx queue %d err… in ice_setup_rx_ctx()
415 return -EIO; in ice_setup_rx_ctx()
418 if (vsi->type == ICE_VSI_VF) in ice_setup_rx_ctx()
421 /* configure Rx buffer alignment */ in ice_setup_rx_ctx()
422 if (!vsi->netdev || test_bit(ICE_FLAG_LEGACY_RX, vsi->back->flags)) in ice_setup_rx_ctx()
427 ring->rx_offset = ice_rx_offset(ring); in ice_setup_rx_ctx()
429 /* init queue specific tail register */ in ice_setup_rx_ctx()
430 ring->tail = hw->hw_addr + QRX_TAIL(pf_q); in ice_setup_rx_ctx()
431 writel(0, ring->tail); in ice_setup_rx_ctx()
437 * ice_vsi_cfg_rxq - Configure an Rx queue
444 struct device *dev = ice_pf_to_dev(ring->vsi->back); in ice_vsi_cfg_rxq()
448 ring->rx_buf_len = ring->vsi->rx_buf_len; in ice_vsi_cfg_rxq()
450 if (ring->vsi->type == ICE_VSI_PF) { in ice_vsi_cfg_rxq()
451 if (!xdp_rxq_info_is_reg(&ring->xdp_rxq)) in ice_vsi_cfg_rxq()
453 xdp_rxq_info_reg(&ring->xdp_rxq, ring->netdev, in ice_vsi_cfg_rxq()
454 ring->q_index, ring->q_vector->napi.napi_id); in ice_vsi_cfg_rxq()
456 ring->xsk_pool = ice_xsk_pool(ring); in ice_vsi_cfg_rxq()
457 if (ring->xsk_pool) { in ice_vsi_cfg_rxq()
458 xdp_rxq_info_unreg_mem_model(&ring->xdp_rxq); in ice_vsi_cfg_rxq()
460 ring->rx_buf_len = in ice_vsi_cfg_rxq()
461 xsk_pool_get_rx_frame_size(ring->xsk_pool); in ice_vsi_cfg_rxq()
462 err = xdp_rxq_info_reg_mem_model(&ring->xdp_rxq, in ice_vsi_cfg_rxq()
467 xsk_pool_set_rxq_info(ring->xsk_pool, &ring->xdp_rxq); in ice_vsi_cfg_rxq()
469 dev_info(dev, "Registered XDP mem model MEM_TYPE_XSK_BUFF_POOL on Rx ring %d\n", in ice_vsi_cfg_rxq()
470 ring->q_index); in ice_vsi_cfg_rxq()
472 if (!xdp_rxq_info_is_reg(&ring->xdp_rxq)) in ice_vsi_cfg_rxq()
474 xdp_rxq_info_reg(&ring->xdp_rxq, in ice_vsi_cfg_rxq()
475 ring->netdev, in ice_vsi_cfg_rxq()
476 ring->q_index, ring->q_vector->napi.napi_id); in ice_vsi_cfg_rxq()
478 err = xdp_rxq_info_reg_mem_model(&ring->xdp_rxq, in ice_vsi_cfg_rxq()
489 ring->q_index, err); in ice_vsi_cfg_rxq()
493 if (ring->xsk_pool) { in ice_vsi_cfg_rxq()
496 if (!xsk_buff_can_alloc(ring->xsk_pool, num_bufs)) { in ice_vsi_cfg_rxq()
497 …dev_warn(dev, "XSK buffer pool does not provide enough addresses to fill %d buffers on Rx ring %d\… in ice_vsi_cfg_rxq()
498 num_bufs, ring->q_index); in ice_vsi_cfg_rxq()
499 dev_warn(dev, "Change Rx ring/fill queue size to avoid performance issues\n"); in ice_vsi_cfg_rxq()
506 u16 pf_q = ring->vsi->rxq_map[ring->q_index]; in ice_vsi_cfg_rxq()
508 … dev_info(dev, "Failed to allocate some buffers on XSK buffer pool enabled Rx ring %d (pf_q %d)\n", in ice_vsi_cfg_rxq()
509 ring->q_index, pf_q); in ice_vsi_cfg_rxq()
521 * __ice_vsi_get_qs - helper function for assigning queues from PF to VSI
522 * @qs_cfg: gathered variables needed for pf->vsi queues assignment
527 * Return 0 on success and -ENOMEM in case of no left space in PF queue bitmap
536 qs_cfg->mapping_mode = ICE_VSI_MAP_SCATTER; in __ice_vsi_get_qs()
537 qs_cfg->q_count = min_t(unsigned int, qs_cfg->q_count, in __ice_vsi_get_qs()
538 qs_cfg->scatter_count); in __ice_vsi_get_qs()
545 * ice_vsi_ctrl_one_rx_ring - start/stop VSI's Rx ring with no busy wait
547 * @ena: start or stop the Rx ring
548 * @rxq_idx: 0-based Rx queue index for the VSI passed in
556 int pf_q = vsi->rxq_map[rxq_idx]; in ice_vsi_ctrl_one_rx_ring()
557 struct ice_pf *pf = vsi->back; in ice_vsi_ctrl_one_rx_ring()
558 struct ice_hw *hw = &pf->hw; in ice_vsi_ctrl_one_rx_ring()
563 /* Skip if the queue is already in the requested state */ in ice_vsi_ctrl_one_rx_ring()
567 /* turn on/off the queue */ in ice_vsi_ctrl_one_rx_ring()
582 * ice_vsi_wait_one_rx_ring - wait for a VSI's Rx ring to be stopped/started
584 * @ena: true/false to verify Rx ring has been enabled/disabled respectively
585 * @rxq_idx: 0-based Rx queue index for the VSI passed in
587 * This routine will wait for the given Rx queue of the VSI to reach the
588 * enabled or disabled state. Returns -ETIMEDOUT in case of failing to reach
594 int pf_q = vsi->rxq_map[rxq_idx]; in ice_vsi_wait_one_rx_ring()
595 struct ice_pf *pf = vsi->back; in ice_vsi_wait_one_rx_ring()
601 * ice_vsi_alloc_q_vectors - Allocate memory for interrupt vectors
604 * We allocate one q_vector per queue interrupt. If allocation fails we
605 * return -ENOMEM.
609 struct device *dev = ice_pf_to_dev(vsi->back); in ice_vsi_alloc_q_vectors()
613 if (vsi->q_vectors[0]) { in ice_vsi_alloc_q_vectors()
614 dev_dbg(dev, "VSI %d has existing q_vectors\n", vsi->vsi_num); in ice_vsi_alloc_q_vectors()
615 return -EEXIST; in ice_vsi_alloc_q_vectors()
618 for (v_idx = 0; v_idx < vsi->num_q_vectors; v_idx++) { in ice_vsi_alloc_q_vectors()
627 while (v_idx--) in ice_vsi_alloc_q_vectors()
631 vsi->num_q_vectors, vsi->vsi_num, err); in ice_vsi_alloc_q_vectors()
632 vsi->num_q_vectors = 0; in ice_vsi_alloc_q_vectors()
637 * ice_vsi_map_rings_to_vectors - Map VSI rings to interrupt vectors
640 * This function maps descriptor rings to the queue-specific vectors allotted
641 * through the MSI-X enabling code. On a constrained vector budget, we map Tx
642 * and Rx rings to the vector as "efficiently" as possible.
646 int q_vectors = vsi->num_q_vectors; in ice_vsi_map_rings_to_vectors()
650 /* initially assigning remaining rings count to VSIs num queue value */ in ice_vsi_map_rings_to_vectors()
651 tx_rings_rem = vsi->num_txq; in ice_vsi_map_rings_to_vectors()
652 rx_rings_rem = vsi->num_rxq; in ice_vsi_map_rings_to_vectors()
655 struct ice_q_vector *q_vector = vsi->q_vectors[v_id]; in ice_vsi_map_rings_to_vectors()
661 q_vectors - v_id); in ice_vsi_map_rings_to_vectors()
662 q_vector->num_ring_tx = tx_rings_per_v; in ice_vsi_map_rings_to_vectors()
663 q_vector->tx.ring = NULL; in ice_vsi_map_rings_to_vectors()
664 q_vector->tx.itr_idx = ICE_TX_ITR; in ice_vsi_map_rings_to_vectors()
665 q_base = vsi->num_txq - tx_rings_rem; in ice_vsi_map_rings_to_vectors()
668 struct ice_ring *tx_ring = vsi->tx_rings[q_id]; in ice_vsi_map_rings_to_vectors()
670 tx_ring->q_vector = q_vector; in ice_vsi_map_rings_to_vectors()
671 tx_ring->next = q_vector->tx.ring; in ice_vsi_map_rings_to_vectors()
672 q_vector->tx.ring = tx_ring; in ice_vsi_map_rings_to_vectors()
674 tx_rings_rem -= tx_rings_per_v; in ice_vsi_map_rings_to_vectors()
676 /* Rx rings mapping to vector */ in ice_vsi_map_rings_to_vectors()
678 q_vectors - v_id); in ice_vsi_map_rings_to_vectors()
679 q_vector->num_ring_rx = rx_rings_per_v; in ice_vsi_map_rings_to_vectors()
680 q_vector->rx.ring = NULL; in ice_vsi_map_rings_to_vectors()
681 q_vector->rx.itr_idx = ICE_RX_ITR; in ice_vsi_map_rings_to_vectors()
682 q_base = vsi->num_rxq - rx_rings_rem; in ice_vsi_map_rings_to_vectors()
685 struct ice_ring *rx_ring = vsi->rx_rings[q_id]; in ice_vsi_map_rings_to_vectors()
687 rx_ring->q_vector = q_vector; in ice_vsi_map_rings_to_vectors()
688 rx_ring->next = q_vector->rx.ring; in ice_vsi_map_rings_to_vectors()
689 q_vector->rx.ring = rx_ring; in ice_vsi_map_rings_to_vectors()
691 rx_rings_rem -= rx_rings_per_v; in ice_vsi_map_rings_to_vectors()
696 * ice_vsi_free_q_vectors - Free memory allocated for interrupt vectors
708 * ice_vsi_cfg_txq - Configure single Tx queue
709 * @vsi: the VSI that queue belongs to
711 * @qg_buf: queue group buffer
720 struct ice_pf *pf = vsi->back; in ice_vsi_cfg_txq()
721 struct ice_hw *hw = &pf->hw; in ice_vsi_cfg_txq()
729 pf_q = ring->reg_idx; in ice_vsi_cfg_txq()
732 qg_buf->txqs[0].txq_id = cpu_to_le16(pf_q); in ice_vsi_cfg_txq()
733 ice_set_ctx(hw, (u8 *)&tlan_ctx, qg_buf->txqs[0].txq_ctx, in ice_vsi_cfg_txq()
736 /* init queue specific tail reg. It is referred as in ice_vsi_cfg_txq()
737 * transmit comm scheduler queue doorbell. in ice_vsi_cfg_txq()
739 ring->tail = hw->hw_addr + QTX_COMM_DBELL(pf_q); in ice_vsi_cfg_txq()
742 tc = ring->dcb_tc; in ice_vsi_cfg_txq()
746 /* Add unique software queue handle of the Tx queue per in ice_vsi_cfg_txq()
749 ring->q_handle = ice_calc_q_handle(vsi, ring, tc); in ice_vsi_cfg_txq()
751 status = ice_ena_vsi_txq(vsi->port_info, vsi->idx, tc, ring->q_handle, in ice_vsi_cfg_txq()
754 dev_err(ice_pf_to_dev(pf), "Failed to set LAN Tx queue context, error: %s\n", in ice_vsi_cfg_txq()
756 return -ENODEV; in ice_vsi_cfg_txq()
759 /* Add Tx Queue TEID into the VSI Tx ring from the in ice_vsi_cfg_txq()
761 * enabling the queue. in ice_vsi_cfg_txq()
763 txq = &qg_buf->txqs[0]; in ice_vsi_cfg_txq()
764 if (pf_q == le16_to_cpu(txq->txq_id)) in ice_vsi_cfg_txq()
765 ring->txq_teid = le32_to_cpu(txq->q_teid); in ice_vsi_cfg_txq()
771 * ice_cfg_itr - configure the initial interrupt throttle values
782 if (q_vector->num_ring_rx) in ice_cfg_itr()
783 ice_write_itr(&q_vector->rx, q_vector->rx.itr_setting); in ice_cfg_itr()
785 if (q_vector->num_ring_tx) in ice_cfg_itr()
786 ice_write_itr(&q_vector->tx, q_vector->tx.itr_setting); in ice_cfg_itr()
788 ice_write_intrl(q_vector, q_vector->intrl); in ice_cfg_itr()
792 * ice_cfg_txq_interrupt - configure interrupt on Tx queue
794 * @txq: Tx queue being mapped to MSI-X vector
795 * @msix_idx: MSI-X vector index within the function
798 * Configure interrupt on Tx queue by associating Tx queue to MSI-X vector
804 struct ice_pf *pf = vsi->back; in ice_cfg_txq_interrupt()
805 struct ice_hw *hw = &pf->hw; in ice_cfg_txq_interrupt()
813 wr32(hw, QINT_TQCTL(vsi->txq_map[txq]), val); in ice_cfg_txq_interrupt()
815 u32 xdp_txq = txq + vsi->num_xdp_txq; in ice_cfg_txq_interrupt()
817 wr32(hw, QINT_TQCTL(vsi->txq_map[xdp_txq]), in ice_cfg_txq_interrupt()
824 * ice_cfg_rxq_interrupt - configure interrupt on Rx queue
826 * @rxq: Rx queue being mapped to MSI-X vector
827 * @msix_idx: MSI-X vector index within the function
830 * Configure interrupt on Rx queue by associating Rx queue to MSI-X vector
836 struct ice_pf *pf = vsi->back; in ice_cfg_rxq_interrupt()
837 struct ice_hw *hw = &pf->hw; in ice_cfg_rxq_interrupt()
845 wr32(hw, QINT_RQCTL(vsi->rxq_map[rxq]), val); in ice_cfg_rxq_interrupt()
851 * ice_trigger_sw_intr - trigger a software interrupt
857 wr32(hw, GLINT_DYN_CTL(q_vector->reg_idx), in ice_trigger_sw_intr()
864 * ice_vsi_stop_tx_ring - Disable single Tx ring
876 struct ice_pf *pf = vsi->back; in ice_vsi_stop_tx_ring()
878 struct ice_hw *hw = &pf->hw; in ice_vsi_stop_tx_ring()
883 val = rd32(hw, QINT_TQCTL(ring->reg_idx)); in ice_vsi_stop_tx_ring()
885 wr32(hw, QINT_TQCTL(ring->reg_idx), val); in ice_vsi_stop_tx_ring()
891 * associated to the queue to schedule NAPI handler in ice_vsi_stop_tx_ring()
893 q_vector = ring->q_vector; in ice_vsi_stop_tx_ring()
897 status = ice_dis_vsi_txq(vsi->port_info, txq_meta->vsi_idx, in ice_vsi_stop_tx_ring()
898 txq_meta->tc, 1, &txq_meta->q_handle, in ice_vsi_stop_tx_ring()
899 &txq_meta->q_id, &txq_meta->q_teid, rst_src, in ice_vsi_stop_tx_ring()
902 /* if the disable queue command was exercised during an in ice_vsi_stop_tx_ring()
908 dev_dbg(ice_pf_to_dev(vsi->back), "Reset in progress. LAN Tx queues already disabled\n"); in ice_vsi_stop_tx_ring()
910 dev_dbg(ice_pf_to_dev(vsi->back), "LAN Tx queues do not exist, nothing to disable\n"); in ice_vsi_stop_tx_ring()
912 dev_err(ice_pf_to_dev(vsi->back), "Failed to disable LAN Tx queues, error: %s\n", in ice_vsi_stop_tx_ring()
914 return -ENODEV; in ice_vsi_stop_tx_ring()
921 * ice_fill_txq_meta - Prepare the Tx queue's meta data
924 * @txq_meta: a helper struct that wraps Tx queue's information
927 * are needed for stopping Tx queue
936 tc = ring->dcb_tc; in ice_fill_txq_meta()
940 txq_meta->q_id = ring->reg_idx; in ice_fill_txq_meta()
941 txq_meta->q_teid = ring->txq_teid; in ice_fill_txq_meta()
942 txq_meta->q_handle = ring->q_handle; in ice_fill_txq_meta()
943 txq_meta->vsi_idx = vsi->idx; in ice_fill_txq_meta()
944 txq_meta->tc = tc; in ice_fill_txq_meta()