drivers/net/wireless/ath/ath12k/wifi7/dp.c

Source file repositories/reference/linux-study-clean/drivers/net/wireless/ath/ath12k/wifi7/dp.c

File Facts

System
Linux kernel
Corpus path
drivers/net/wireless/ath/ath12k/wifi7/dp.c
Extension
.c
Size
4958 bytes
Lines
182
Domain
Driver Families
Bucket
drivers/net
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

if (ring_mask & BIT(id)) {
					work_done =
					ath12k_wifi7_dp_mon_process_ring(dp, id, napi,
									 budget,
									 0);
					budget -= work_done;
					tot_work_done += work_done;
					if (budget <= 0)
						goto done;
				}
			}
		}
	}

	if (dp->hw_params->ring_mask->rx_mon_dest[grp_id]) {
		monitor_mode = ATH12K_DP_RX_MONITOR_MODE;
		ring_mask = dp->hw_params->ring_mask->rx_mon_dest[grp_id];
		for (i = 0; i < dp->ab->num_radios; i++) {
			for (j = 0; j < dp->hw_params->num_rxdma_per_pdev; j++) {
				int id = i * dp->hw_params->num_rxdma_per_pdev + j;

				if (ring_mask & BIT(id)) {
					work_done =
					ath12k_wifi7_dp_mon_process_ring(dp, id, napi,
									 budget,
									 monitor_mode);
					budget -= work_done;
					tot_work_done += work_done;

					if (budget <= 0)
						goto done;
				}
			}
		}
	}

	if (dp->hw_params->ring_mask->tx_mon_dest[grp_id]) {
		monitor_mode = ATH12K_DP_TX_MONITOR_MODE;
		ring_mask = dp->hw_params->ring_mask->tx_mon_dest[grp_id];
		for (i = 0; i < dp->ab->num_radios; i++) {
			for (j = 0; j < dp->hw_params->num_rxdma_per_pdev; j++) {
				int id = i * dp->hw_params->num_rxdma_per_pdev + j;

				if (ring_mask & BIT(id)) {
					work_done =
					ath12k_wifi7_dp_mon_process_ring(dp, id,
									 napi, budget,
									 monitor_mode);
					budget -= work_done;
					tot_work_done += work_done;

					if (budget <= 0)
						goto done;
				}
			}
		}
	}

	if (dp->hw_params->ring_mask->reo_status[grp_id])
		ath12k_wifi7_dp_rx_process_reo_status(dp);

	if (dp->hw_params->ring_mask->host2rxdma[grp_id]) {
		struct dp_rxdma_ring *rx_ring = &dp->rx_refill_buf_ring;
		LIST_HEAD(list);

		ath12k_dp_rx_bufs_replenish(dp, rx_ring, &list, 0);
	}

	/* TODO: Implement handler for other interrupts */

done:
	return tot_work_done;
}

static struct ath12k_dp_arch_ops ath12k_wifi7_dp_arch_ops = {
	.service_srng = ath12k_wifi7_dp_service_srng,
	.tx_get_vdev_bank_config = ath12k_wifi7_dp_tx_get_vdev_bank_config,
	.reo_cmd_send = ath12k_wifi7_dp_reo_cmd_send,
	.setup_pn_check_reo_cmd = ath12k_wifi7_dp_setup_pn_check_reo_cmd,
	.rx_peer_tid_delete = ath12k_wifi7_dp_rx_peer_tid_delete,
	.reo_cache_flush = ath12k_wifi7_dp_reo_cache_flush,
	.rx_link_desc_return = ath12k_wifi7_dp_rx_link_desc_return,
	.rx_frags_cleanup = ath12k_wifi7_dp_rx_frags_cleanup,
	.peer_rx_tid_reo_update = ath12k_wifi7_peer_rx_tid_reo_update,
	.rx_assign_reoq = ath12k_wifi7_dp_rx_assign_reoq,
	.peer_rx_tid_qref_setup = ath12k_wifi7_peer_rx_tid_qref_setup,
	.peer_rx_tid_qref_reset = ath12k_wifi7_peer_rx_tid_qref_reset,
	.rx_tid_delete_handler = ath12k_wifi7_dp_rx_tid_delete_handler,
};

Annotation

Implementation Notes