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authorErik Stromdahl <erik.stromdahl@gmail.com>2018-09-04 15:05:23 +0300
committerKalle Valo <kvalo@codeaurora.org>2018-09-06 19:14:37 +0300
commite66d5361127a485e5d136c870e4019a95907bd7c (patch)
tree87b86608bb2100c0f1da2413e79672e9fd6a556d /drivers/net/wireless/ath/ath10k/txrx.c
parent4875e0b5208555a9cc2c45558f016e0814cbd6cb (diff)
downloadlinux-e66d5361127a485e5d136c870e4019a95907bd7c.tar.xz
ath10k: DMA related fixes for high latency devices
Several DMA related functions (such as the dma_map_xxx functions) are not used with high latency devices and don't need to be invoked in this case. Signed-off-by: Erik Stromdahl <erik.stromdahl@gmail.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/ath/ath10k/txrx.c')
-rw-r--r--drivers/net/wireless/ath/ath10k/txrx.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/wireless/ath/ath10k/txrx.c b/drivers/net/wireless/ath/ath10k/txrx.c
index cda164f6e9f6..23606b6972d0 100644
--- a/drivers/net/wireless/ath/ath10k/txrx.c
+++ b/drivers/net/wireless/ath/ath10k/txrx.c
@@ -95,7 +95,8 @@ int ath10k_txrx_tx_unref(struct ath10k_htt *htt,
wake_up(&htt->empty_tx_wq);
spin_unlock_bh(&htt->tx_lock);
- dma_unmap_single(dev, skb_cb->paddr, msdu->len, DMA_TO_DEVICE);
+ if (ar->dev_type != ATH10K_DEV_TYPE_HL)
+ dma_unmap_single(dev, skb_cb->paddr, msdu->len, DMA_TO_DEVICE);
ath10k_report_offchan_tx(htt->ar, msdu);