1 files changed, 23 insertions, 9 deletions

diff --git a/drivers/net/wireless/ath/ath11k/dp.c b/drivers/net/wireless/ath/ath11k/dp.c
index 8975dc57ad77..fbf666d0ecf1 100644
--- a/drivers/net/wireless/ath/ath11k/dp.c
+++ b/drivers/net/wireless/ath/ath11k/dp.c
@@ -1,7 +1,7 @@
 // SPDX-License-Identifier: BSD-3-Clause-Clear
 /*
  * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved.
- * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved.
+ * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved.
  */
 
 #include <crypto/hash.h>
@@ -104,11 +104,14 @@ void ath11k_dp_srng_cleanup(struct ath11k_base *ab, struct dp_srng *ring)
 	if (!ring->vaddr_unaligned)
 		return;
 
-	if (ring->cached)
+	if (ring->cached) {
+		dma_unmap_single(ab->dev, ring->paddr_unaligned, ring->size,
+				 DMA_FROM_DEVICE);
 		kfree(ring->vaddr_unaligned);
-	else
+	} else {
 		dma_free_coherent(ab->dev, ring->size, ring->vaddr_unaligned,
 				  ring->paddr_unaligned);
+	}
 
 	ring->vaddr_unaligned = NULL;
 }
@@ -249,7 +252,18 @@ int ath11k_dp_srng_setup(struct ath11k_base *ab, struct dp_srng *ring,
 
 		if (cached) {
 			ring->vaddr_unaligned = kzalloc(ring->size, GFP_KERNEL);
-			ring->paddr_unaligned = virt_to_phys(ring->vaddr_unaligned);
+			if (!ring->vaddr_unaligned)
+				return -ENOMEM;
+
+			ring->paddr_unaligned = dma_map_single(ab->dev,
+							       ring->vaddr_unaligned,
+							       ring->size,
+							       DMA_FROM_DEVICE);
+			if (dma_mapping_error(ab->dev, ring->paddr_unaligned)) {
+				kfree(ring->vaddr_unaligned);
+				ring->vaddr_unaligned = NULL;
+				return -ENOMEM;
+			}
 		}
 	}
 
@@ -816,8 +830,8 @@ int ath11k_dp_service_srng(struct ath11k_base *ab,
 
 	if (ab->hw_params.ring_mask->rx_mon_status[grp_id]) {
 		for (i = 0; i < ab->num_radios; i++) {
-			for (j = 0; j < ab->hw_params.num_rxmda_per_pdev; j++) {
-				int id = i * ab->hw_params.num_rxmda_per_pdev + j;
+			for (j = 0; j < ab->hw_params.num_rxdma_per_pdev; j++) {
+				int id = i * ab->hw_params.num_rxdma_per_pdev + j;
 
 				if (ab->hw_params.ring_mask->rx_mon_status[grp_id] &
 					BIT(id)) {
@@ -839,8 +853,8 @@ int ath11k_dp_service_srng(struct ath11k_base *ab,
 		ath11k_dp_process_reo_status(ab);
 
 	for (i = 0; i < ab->num_radios; i++) {
-		for (j = 0; j < ab->hw_params.num_rxmda_per_pdev; j++) {
-			int id = i * ab->hw_params.num_rxmda_per_pdev + j;
+		for (j = 0; j < ab->hw_params.num_rxdma_per_pdev; j++) {
+			int id = i * ab->hw_params.num_rxdma_per_pdev + j;
 
 			if (ab->hw_params.ring_mask->rxdma2host[grp_id] & BIT(id)) {
 				work_done = ath11k_dp_process_rxdma_err(ab, id, budget);
@@ -899,7 +913,7 @@ void ath11k_dp_pdev_pre_alloc(struct ath11k_base *ab)
 		spin_lock_init(&dp->rx_refill_buf_ring.idr_lock);
 		atomic_set(&dp->num_tx_pending, 0);
 		init_waitqueue_head(&dp->tx_empty_waitq);
-		for (j = 0; j < ab->hw_params.num_rxmda_per_pdev; j++) {
+		for (j = 0; j < ab->hw_params.num_rxdma_per_pdev; j++) {
 			idr_init(&dp->rx_mon_status_refill_ring[j].bufs_idr);
 			spin_lock_init(&dp->rx_mon_status_refill_ring[j].idr_lock);
 		}