qcacmn: Enable timer based low threshold interrupt

Enable timer based low threshold interrupt for waikiki monitor
tx/rx source rings

Change-Id: I8c422b4157d0077cfa211d1b754fecbb2b98fad6

dp/wifi3.0/dp_main.c

@@ -1450,6 +1450,10 @@ static int dp_srng_calculate_msi_group(struct dp_soc *soc,
 		grp_mask = &soc->wlan_cfg_ctx->int_host2rxdma_mon_ring_mask[0];
 	break;
 
+	case TX_MONITOR_BUF:
+		grp_mask = &soc->wlan_cfg_ctx->int_host2txmon_ring_mask[0];
+	break;
+
 	case TCL_DATA:
 	/* CMD_CREDIT_RING is used as command in 8074 and credit in 9000 */
 	case TCL_CMD_CREDIT:
@@ -2402,8 +2406,7 @@ static int dp_process_lmac_rings(struct dp_intr *int_ctx, int total_budget)
 			remaining_quota = budget;
 		}
 
-		if (int_ctx->host2rxdma_ring_mask &
-					(1 << mac_for_pdev)) {
+		if (int_ctx->host2rxdma_ring_mask & (1 << mac_for_pdev)) {
 			union dp_rx_desc_list_elem_t *desc_list = NULL;
 			union dp_rx_desc_list_elem_t *tail = NULL;
 			struct dp_srng *rx_refill_buf_ring;
@@ -2416,15 +2419,21 @@ static int dp_process_lmac_rings(struct dp_intr *int_ctx, int total_budget)
 					&soc->rx_refill_buf_ring[pdev->lmac_id];
 
 			intr_stats->num_host2rxdma_ring_masks++;
-			DP_STATS_INC(pdev, replenish.low_thresh_intrs,
-				     1);
+			DP_STATS_INC(pdev, replenish.low_thresh_intrs, 1);
 			dp_rx_buffers_replenish(soc, mac_for_pdev,
 						rx_refill_buf_ring,
 						&soc->rx_desc_buf[mac_for_pdev],
 						0, &desc_list, &tail);
 		}
+
 	}
 
+	if (int_ctx->host2rxdma_mon_ring_mask)
+		dp_rx_mon_buf_refill(int_ctx);
+
+	if (int_ctx->host2txmon_ring_mask)
+		dp_tx_mon_buf_refill(int_ctx);
+
 budget_done:
 	return total_budget - budget;
 }
@@ -2978,6 +2987,9 @@ static void dp_soc_interrupt_map_calculate_msi(struct dp_soc *soc,
 		wlan_cfg_get_tx_ring_near_full_mask(soc->wlan_cfg_ctx,
 						    intr_ctx_num);
 
+	int host2txmon_ring_mask =
+		wlan_cfg_get_host2txmon_ring_mask(soc->wlan_cfg_ctx,
+						  intr_ctx_num);
 	unsigned int vector =
 		(intr_ctx_num % msi_vector_count) + msi_vector_start;
 	int num_irq = 0;
@@ -2988,7 +3000,7 @@ static void dp_soc_interrupt_map_calculate_msi(struct dp_soc *soc,
 	    rx_wbm_rel_ring_mask | reo_status_ring_mask | rxdma2host_ring_mask |
 	    host2rxdma_ring_mask | host2rxdma_mon_ring_mask |
 	    rx_near_full_grp_1_mask | rx_near_full_grp_2_mask |
-	    tx_ring_near_full_mask)
+	    tx_ring_near_full_mask | host2txmon_ring_mask)
 		irq_id_map[num_irq++] =
 			pld_get_msi_irq(soc->osdev->dev, vector);
 
@@ -3077,6 +3089,8 @@ static void dp_soc_interrupt_detach(struct cdp_soc_t *txrx_soc)
 		soc->intr_ctx[i].rx_near_full_grp_1_mask = 0;
 		soc->intr_ctx[i].rx_near_full_grp_2_mask = 0;
 		soc->intr_ctx[i].tx_ring_near_full_mask = 0;
+		soc->intr_ctx[i].tx_mon_ring_mask = 0;
+		soc->intr_ctx[i].host2txmon_ring_mask = 0;
 
 		hif_event_history_deinit(soc->hif_handle, i);
 		qdf_lro_deinit(soc->intr_ctx[i].lro_ctx);
@@ -3145,12 +3159,13 @@ static QDF_STATUS dp_soc_interrupt_attach(struct cdp_soc_t *txrx_soc)
 		int tx_ring_near_full_mask =
 			wlan_cfg_get_tx_ring_near_full_mask(soc->wlan_cfg_ctx,
 							    i);
+		int host2txmon_ring_mask =
+			wlan_cfg_get_host2txmon_ring_mask(soc->wlan_cfg_ctx, i);
 
 		soc->intr_ctx[i].dp_intr_id = i;
 		soc->intr_ctx[i].tx_ring_mask = tx_mask;
 		soc->intr_ctx[i].rx_ring_mask = rx_mask;
 		soc->intr_ctx[i].rx_mon_ring_mask = rx_mon_mask;
-		soc->intr_ctx[i].tx_mon_ring_mask = tx_mon_ring_mask;
 		soc->intr_ctx[i].rx_err_ring_mask = rx_err_ring_mask;
 		soc->intr_ctx[i].rxdma2host_ring_mask = rxdma2host_ring_mask;
 		soc->intr_ctx[i].host2rxdma_ring_mask = host2rxdma_ring_mask;
@@ -3164,6 +3179,8 @@ static QDF_STATUS dp_soc_interrupt_attach(struct cdp_soc_t *txrx_soc)
 						rx_near_full_grp_2_mask;
 		soc->intr_ctx[i].tx_ring_near_full_mask =
 						tx_ring_near_full_mask;
+		soc->intr_ctx[i].tx_mon_ring_mask = tx_mon_ring_mask;
+		soc->intr_ctx[i].host2txmon_ring_mask = host2txmon_ring_mask;
 
 		soc->intr_ctx[i].soc = soc;
 
@@ -14282,6 +14299,7 @@ static void dp_soc_cfg_init(struct dp_soc *soc)
 		soc->ast_offload_support = AST_OFFLOAD_ENABLE_STATUS;
 		soc->mec_fw_offload = FW_MEC_FW_OFFLOAD_ENABLED;
 		soc->num_hw_dscp_tid_map = HAL_MAX_HW_DSCP_TID_V2_MAPS;
+		wlan_cfg_set_txmon_hw_support(soc->wlan_cfg_ctx, true);
 		break;
 	default:
 		qdf_print("%s: Unknown tgt type %d\n", __func__, target_type);