diff options
| author | Po-Hao Huang <phhuang@realtek.com> | 2023-04-11 20:48:29 +0800 |
|---|---|---|
| committer | Kalle Valo <kvalo@kernel.org> | 2023-04-14 15:11:22 +0300 |
| commit | 1ae5ca615285d5d4f72d1de464716d85dffef19f (patch) | |
| tree | 4b163e23483f6698d3ac406479c8bfc468c4871f /drivers/net/wireless/realtek/rtw89/pci.c | |
| parent | d2b6da242454ee886729aad7020dfda7995bc26b (diff) | |
| download | linux-1ae5ca615285d5d4f72d1de464716d85dffef19f.tar.gz linux-1ae5ca615285d5d4f72d1de464716d85dffef19f.tar.bz2 linux-1ae5ca615285d5d4f72d1de464716d85dffef19f.zip | |
wifi: rtw89: add function to wait for completion of TX skbs
Allocate a per-skb completion to track those skbs we are interested in
and wait for them to complete transmission with TX status.
Normally, the completion object is freed by wait side, but it could be
timeout result that complete side should free the object instead. Add a
owner field with RCU to determine which side should free the object.
Signed-off-by: Po-Hao Huang <phhuang@realtek.com>
Signed-off-by: Zong-Zhe Yang <kevin_yang@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20230411124832.14965-3-pkshih@realtek.com
Diffstat (limited to 'drivers/net/wireless/realtek/rtw89/pci.c')
| -rw-r--r-- | drivers/net/wireless/realtek/rtw89/pci.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/net/wireless/realtek/rtw89/pci.c b/drivers/net/wireless/realtek/rtw89/pci.c index 68f0fed6d31e..fbe4d11ca920 100644 --- a/drivers/net/wireless/realtek/rtw89/pci.c +++ b/drivers/net/wireless/realtek/rtw89/pci.c @@ -364,8 +364,11 @@ static void rtw89_pci_tx_status(struct rtw89_dev *rtwdev, struct rtw89_pci_tx_ring *tx_ring, struct sk_buff *skb, u8 tx_status) { + struct rtw89_tx_skb_data *skb_data = RTW89_TX_SKB_CB(skb); struct ieee80211_tx_info *info; + rtw89_core_tx_wait_complete(rtwdev, skb_data, tx_status == RTW89_TX_DONE); + info = IEEE80211_SKB_CB(skb); ieee80211_tx_info_clear_status(info); @@ -1203,6 +1206,7 @@ static int rtw89_pci_txwd_submit(struct rtw89_dev *rtwdev, struct pci_dev *pdev = rtwpci->pdev; struct sk_buff *skb = tx_req->skb; struct rtw89_pci_tx_data *tx_data = RTW89_PCI_TX_SKB_CB(skb); + struct rtw89_tx_skb_data *skb_data = RTW89_TX_SKB_CB(skb); bool en_wd_info = desc_info->en_wd_info; u32 txwd_len; u32 txwp_len; @@ -1218,6 +1222,7 @@ static int rtw89_pci_txwd_submit(struct rtw89_dev *rtwdev, } tx_data->dma = dma; + rcu_assign_pointer(skb_data->wait, NULL); txwp_len = sizeof(*txwp_info); txwd_len = chip->txwd_body_size; |