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authorPing-Ke Shih <pkshih@realtek.com>2020-05-04 13:50:06 +0300
committerKalle Valo <kvalo@codeaurora.org>2020-05-06 11:34:31 +0300
commit614b1f874454b6d01f1e376f72172cba5404e738 (patch)
tree1099ebb583bd5a3d72ad5bf144573c7c17e07909 /drivers/net/wireless/realtek
parent5f028a9cf4b9e503151b25284384269beb0b742e (diff)
downloadlinux-614b1f874454b6d01f1e376f72172cba5404e738.tar.xz
rtw88: handle C2H_CCX_TX_RPT to know if packet TX'ed successfully
TX status report of 8723D differs from 8822B/8822C, it uses C2H_CCX_TX_RPT (0x03) with different format. With sequence number and TX status, driver can know if certain packet was transmitted successfully. Signed-off-by: Ping-Ke Shih <pkshih@realtek.com> Signed-off-by: Yan-Hsuan Chuang <yhchuang@realtek.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org> Link: https://lore.kernel.org/r/20200504105010.10780-5-yhchuang@realtek.com
Diffstat (limited to 'drivers/net/wireless/realtek')
-rw-r--r--drivers/net/wireless/realtek/rtw88/fw.c6
-rw-r--r--drivers/net/wireless/realtek/rtw88/fw.h7
-rw-r--r--drivers/net/wireless/realtek/rtw88/tx.c11
-rw-r--r--drivers/net/wireless/realtek/rtw88/tx.h2
4 files changed, 19 insertions, 7 deletions
diff --git a/drivers/net/wireless/realtek/rtw88/fw.c b/drivers/net/wireless/realtek/rtw88/fw.c
index 5e981fdeee3c..2c28afe525c7 100644
--- a/drivers/net/wireless/realtek/rtw88/fw.c
+++ b/drivers/net/wireless/realtek/rtw88/fw.c
@@ -25,7 +25,7 @@ static void rtw_fw_c2h_cmd_handle_ext(struct rtw_dev *rtwdev,
switch (sub_cmd_id) {
case C2H_CCX_RPT:
- rtw_tx_report_handle(rtwdev, skb);
+ rtw_tx_report_handle(rtwdev, skb, C2H_CCX_RPT);
break;
default:
break;
@@ -142,6 +142,9 @@ void rtw_fw_c2h_cmd_handle(struct rtw_dev *rtwdev, struct sk_buff *skb)
goto unlock;
switch (c2h->id) {
+ case C2H_CCX_TX_RPT:
+ rtw_tx_report_handle(rtwdev, skb, C2H_CCX_TX_RPT);
+ break;
case C2H_BT_INFO:
rtw_coex_bt_info_notify(rtwdev, c2h->payload, len);
break;
@@ -155,6 +158,7 @@ void rtw_fw_c2h_cmd_handle(struct rtw_dev *rtwdev, struct sk_buff *skb)
rtw_fw_ra_report_handle(rtwdev, c2h->payload, len);
break;
default:
+ rtw_dbg(rtwdev, RTW_DBG_FW, "C2H 0x%x isn't handled\n", c2h->id);
break;
}
diff --git a/drivers/net/wireless/realtek/rtw88/fw.h b/drivers/net/wireless/realtek/rtw88/fw.h
index 2933ef741e53..470e1809645a 100644
--- a/drivers/net/wireless/realtek/rtw88/fw.h
+++ b/drivers/net/wireless/realtek/rtw88/fw.h
@@ -26,6 +26,7 @@
#define FW_START_ADDR_LEGACY 0x1000
enum rtw_c2h_cmd_id {
+ C2H_CCX_TX_RPT = 0x03,
C2H_BT_INFO = 0x09,
C2H_BT_MP_INFO = 0x0b,
C2H_RA_RPT = 0x0c,
@@ -218,8 +219,10 @@ struct rtw_fw_hdr_legacy {
} __packed;
/* C2H */
-#define GET_CCX_REPORT_SEQNUM(c2h_payload) (c2h_payload[8] & 0xfc)
-#define GET_CCX_REPORT_STATUS(c2h_payload) (c2h_payload[9] & 0xc0)
+#define GET_CCX_REPORT_SEQNUM_V0(c2h_payload) (c2h_payload[6] & 0xfc)
+#define GET_CCX_REPORT_STATUS_V0(c2h_payload) (c2h_payload[0] & 0xc0)
+#define GET_CCX_REPORT_SEQNUM_V1(c2h_payload) (c2h_payload[8] & 0xfc)
+#define GET_CCX_REPORT_STATUS_V1(c2h_payload) (c2h_payload[9] & 0xc0)
#define GET_RA_REPORT_RATE(c2h_payload) (c2h_payload[0] & 0x7f)
#define GET_RA_REPORT_SGI(c2h_payload) ((c2h_payload[0] & 0x80) >> 7)
diff --git a/drivers/net/wireless/realtek/rtw88/tx.c b/drivers/net/wireless/realtek/rtw88/tx.c
index 60989987f67b..79c42118825f 100644
--- a/drivers/net/wireless/realtek/rtw88/tx.c
+++ b/drivers/net/wireless/realtek/rtw88/tx.c
@@ -196,7 +196,7 @@ static void rtw_tx_report_tx_status(struct rtw_dev *rtwdev,
ieee80211_tx_status_irqsafe(rtwdev->hw, skb);
}
-void rtw_tx_report_handle(struct rtw_dev *rtwdev, struct sk_buff *skb)
+void rtw_tx_report_handle(struct rtw_dev *rtwdev, struct sk_buff *skb, int src)
{
struct rtw_tx_report *tx_report = &rtwdev->tx_report;
struct rtw_c2h_cmd *c2h;
@@ -207,8 +207,13 @@ void rtw_tx_report_handle(struct rtw_dev *rtwdev, struct sk_buff *skb)
c2h = get_c2h_from_skb(skb);
- sn = GET_CCX_REPORT_SEQNUM(c2h->payload);
- st = GET_CCX_REPORT_STATUS(c2h->payload);
+ if (src == C2H_CCX_TX_RPT) {
+ sn = GET_CCX_REPORT_SEQNUM_V0(c2h->payload);
+ st = GET_CCX_REPORT_STATUS_V0(c2h->payload);
+ } else {
+ sn = GET_CCX_REPORT_SEQNUM_V1(c2h->payload);
+ st = GET_CCX_REPORT_STATUS_V1(c2h->payload);
+ }
spin_lock_irqsave(&tx_report->q_lock, flags);
skb_queue_walk_safe(&tx_report->queue, cur, tmp) {
diff --git a/drivers/net/wireless/realtek/rtw88/tx.h b/drivers/net/wireless/realtek/rtw88/tx.h
index b973de0f4dc0..72dfd4059f03 100644
--- a/drivers/net/wireless/realtek/rtw88/tx.h
+++ b/drivers/net/wireless/realtek/rtw88/tx.h
@@ -95,7 +95,7 @@ void rtw_tx_pkt_info_update(struct rtw_dev *rtwdev,
struct sk_buff *skb);
void rtw_tx_fill_tx_desc(struct rtw_tx_pkt_info *pkt_info, struct sk_buff *skb);
void rtw_tx_report_enqueue(struct rtw_dev *rtwdev, struct sk_buff *skb, u8 sn);
-void rtw_tx_report_handle(struct rtw_dev *rtwdev, struct sk_buff *skb);
+void rtw_tx_report_handle(struct rtw_dev *rtwdev, struct sk_buff *skb, int src);
void rtw_rsvd_page_pkt_info_update(struct rtw_dev *rtwdev,
struct rtw_tx_pkt_info *pkt_info,
struct sk_buff *skb);