diff options
| author | Tzu-En Huang <tehuang@realtek.com> | 2018-05-18 17:29:54 +0800 |
|---|---|---|
| committer | Kalle Valo <kvalo@codeaurora.org> | 2018-05-29 10:16:40 +0300 |
| commit | 6acfbb81ab0a800fd0ce0795103852255d671635 (patch) | |
| tree | dec7cde6b6598566764eec936f01c3da9f53dc05 /drivers/net/wireless/realtek/rtlwifi/rtl8723be | |
| parent | 728a9dc61f132eb567f58c234e11ef80a3519cc0 (diff) | |
rtlwifi: support accurate nullfunc frame tx ack report
In order to realize the keep-alive mechanism in mac80211 stack, reporting
accurate tx ack status for nullfunc frame is added in this commit.
If current frame is nullfunc frame, we ask firmware to report by filling
TX report bit in TX descriptor. After this frame DMA done, TX interrupt is
triggered but TX status is unknown at this moment, so enqueue this skb
into tx_report->queue. Finally, C2H report will be received if the frame
is transmitted successfully or retried over, and then we report to mac80211
with IEEE80211_TX_STAT_ACK flag only if it's successful. Otherwise, if
failure or timeout (one second), we report to mac80211 without this flag.
Signed-off-by: Tzu-En Huang <tehuang@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/realtek/rtlwifi/rtl8723be')
| -rw-r--r-- | drivers/net/wireless/realtek/rtlwifi/rtl8723be/trx.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8723be/trx.c b/drivers/net/wireless/realtek/rtlwifi/rtl8723be/trx.c index fd9b38aa08a1..deb8f9501b51 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8723be/trx.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8723be/trx.c @@ -431,6 +431,7 @@ void rtl8723be_tx_fill_desc(struct ieee80211_hw *hw, struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); struct rtl_hal *rtlhal = rtl_hal(rtlpriv); + struct rtlwifi_tx_info *tx_info = rtl_tx_skb_cb_info(skb); u8 *pdesc = (u8 *)pdesc_tx; u16 seq_number; __le16 fc = hdr->frame_control; @@ -488,8 +489,6 @@ void rtl8723be_tx_fill_desc(struct ieee80211_hw *hw, SET_TX_DESC_OFFSET(pdesc, USB_HWDESC_HEADER_LEN); } - /* tx report */ - rtl_get_tx_report(ptcb_desc, pdesc, hw); /* ptcb_desc->use_driver_rate = true; */ SET_TX_DESC_TX_RATE(pdesc, ptcb_desc->hw_rate); @@ -578,6 +577,8 @@ void rtl8723be_tx_fill_desc(struct ieee80211_hw *hw, SET_TX_DESC_HTC(pdesc, 1); } } + /* tx report */ + rtl_set_tx_report(ptcb_desc, pdesc, hw, tx_info); } SET_TX_DESC_FIRST_SEG(pdesc, (firstseg ? 1 : 0)); |