diff options
| -rw-r--r-- | drivers/net/wireless/ath/ath11k/dp_rx.c | 43 |
1 files changed, 31 insertions, 12 deletions
diff --git a/drivers/net/wireless/ath/ath11k/dp_rx.c b/drivers/net/wireless/ath/ath11k/dp_rx.c index 0a2e575cd232..9e4ab2ae7912 100644 --- a/drivers/net/wireless/ath/ath11k/dp_rx.c +++ b/drivers/net/wireless/ath/ath11k/dp_rx.c @@ -691,13 +691,18 @@ void ath11k_dp_reo_cmd_list_cleanup(struct ath11k_base *ab) struct ath11k_dp *dp = &ab->dp; struct dp_reo_cmd *cmd, *tmp; struct dp_reo_cache_flush_elem *cmd_cache, *tmp_cache; + struct dp_rx_tid *rx_tid; spin_lock_bh(&dp->reo_cmd_lock); list_for_each_entry_safe(cmd, tmp, &dp->reo_cmd_list, list) { list_del(&cmd->list); - dma_unmap_single(ab->dev, cmd->data.paddr, - cmd->data.size, DMA_BIDIRECTIONAL); - kfree(cmd->data.vaddr); + rx_tid = &cmd->data; + if (rx_tid->vaddr) { + dma_unmap_single(ab->dev, rx_tid->paddr, + rx_tid->size, DMA_BIDIRECTIONAL); + kfree(rx_tid->vaddr); + rx_tid->vaddr = NULL; + } kfree(cmd); } @@ -705,9 +710,13 @@ void ath11k_dp_reo_cmd_list_cleanup(struct ath11k_base *ab) &dp->reo_cmd_cache_flush_list, list) { list_del(&cmd_cache->list); dp->reo_cmd_cache_flush_count--; - dma_unmap_single(ab->dev, cmd_cache->data.paddr, - cmd_cache->data.size, DMA_BIDIRECTIONAL); - kfree(cmd_cache->data.vaddr); + rx_tid = &cmd_cache->data; + if (rx_tid->vaddr) { + dma_unmap_single(ab->dev, rx_tid->paddr, + rx_tid->size, DMA_BIDIRECTIONAL); + kfree(rx_tid->vaddr); + rx_tid->vaddr = NULL; + } kfree(cmd_cache); } spin_unlock_bh(&dp->reo_cmd_lock); @@ -721,10 +730,12 @@ static void ath11k_dp_reo_cmd_free(struct ath11k_dp *dp, void *ctx, if (status != HAL_REO_CMD_SUCCESS) ath11k_warn(dp->ab, "failed to flush rx tid hw desc, tid %d status %d\n", rx_tid->tid, status); - - dma_unmap_single(dp->ab->dev, rx_tid->paddr, rx_tid->size, - DMA_BIDIRECTIONAL); - kfree(rx_tid->vaddr); + if (rx_tid->vaddr) { + dma_unmap_single(dp->ab->dev, rx_tid->paddr, rx_tid->size, + DMA_BIDIRECTIONAL); + kfree(rx_tid->vaddr); + rx_tid->vaddr = NULL; + } } static void ath11k_dp_reo_cache_flush(struct ath11k_base *ab, @@ -763,6 +774,7 @@ static void ath11k_dp_reo_cache_flush(struct ath11k_base *ab, dma_unmap_single(ab->dev, rx_tid->paddr, rx_tid->size, DMA_BIDIRECTIONAL); kfree(rx_tid->vaddr); + rx_tid->vaddr = NULL; } } @@ -815,6 +827,7 @@ free_desc: dma_unmap_single(ab->dev, rx_tid->paddr, rx_tid->size, DMA_BIDIRECTIONAL); kfree(rx_tid->vaddr); + rx_tid->vaddr = NULL; } void ath11k_peer_rx_tid_delete(struct ath11k *ar, @@ -827,6 +840,8 @@ void ath11k_peer_rx_tid_delete(struct ath11k *ar, if (!rx_tid->active) return; + rx_tid->active = false; + cmd.flag = HAL_REO_CMD_FLG_NEED_STATUS; cmd.addr_lo = lower_32_bits(rx_tid->paddr); cmd.addr_hi = upper_32_bits(rx_tid->paddr); @@ -841,9 +856,11 @@ void ath11k_peer_rx_tid_delete(struct ath11k *ar, dma_unmap_single(ar->ab->dev, rx_tid->paddr, rx_tid->size, DMA_BIDIRECTIONAL); kfree(rx_tid->vaddr); + rx_tid->vaddr = NULL; } - rx_tid->active = false; + rx_tid->paddr = 0; + rx_tid->size = 0; } static int ath11k_dp_rx_link_desc_return(struct ath11k_base *ab, @@ -990,6 +1007,7 @@ static void ath11k_dp_rx_tid_mem_free(struct ath11k_base *ab, dma_unmap_single(ab->dev, rx_tid->paddr, rx_tid->size, DMA_BIDIRECTIONAL); kfree(rx_tid->vaddr); + rx_tid->vaddr = NULL; rx_tid->active = false; @@ -1090,7 +1108,8 @@ int ath11k_peer_rx_tid_setup(struct ath11k *ar, const u8 *peer_mac, int vdev_id, return ret; err_mem_free: - kfree(vaddr); + kfree(rx_tid->vaddr); + rx_tid->vaddr = NULL; return ret; } |