xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

ath10k: remove DMA mapping wrappers

Browse Source 
There's no real benefit from using them. DMA-API
already provides debugging. Some skbuffs are
already mapped directly with DMA-API since wrapper
arguments were insufficient and extending them
would be pointless.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
This commit is contained in:
Michal Kazior
2014-02-27 18:50:03 +02:00
committed by Kalle Valo
parent a80ddb003a
commit 767d34fc67
6 changed files with 34 additions and 42 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/net/wireless/ath/ath10k/mac.c
View File

@@ -839,7 +839,9 @@ static void ath10k_control_beaconing(struct ath10k_vif *arvif,
spin_lock_bh(&arvif->ar->data_lock);
if (arvif->beacon) {
ath10k_skb_unmap(arvif->ar->dev, arvif->beacon);
dma_unmap_single(arvif->ar->dev,
ATH10K_SKB_CB(arvif->beacon)->paddr,
arvif->beacon->len, DMA_TO_DEVICE);
dev_kfree_skb_any(arvif->beacon);
arvif->beacon = NULL;