diff mbox series

[1/2] wifi: rtw89: fill STBC and LDPC capabilities to TX descriptor

Message ID 20240522023830.9798-1-pkshih@realtek.com (mailing list archive)
State Accepted
Delegated to: Ping-Ke Shih
Headers show
Series [1/2] wifi: rtw89: fill STBC and LDPC capabilities to TX descriptor | expand

Commit Message

Ping-Ke Shih May 22, 2024, 2:38 a.m. UTC 
Fill STBC and LDPC fields to get better performance when transmitting under
noisy environment. Old chips like 8852AE use firmware command to enable
these two capabilities, but newer chips must use TX descriptor.

Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
---
 drivers/net/wireless/realtek/rtw89/core.c | 12 ++++++++++--
 drivers/net/wireless/realtek/rtw89/core.h |  2 ++
 drivers/net/wireless/realtek/rtw89/txrx.h |  2 ++
 3 files changed, 14 insertions(+), 2 deletions(-)

Comments

Ping-Ke Shih May 27, 2024, 8:57 a.m. UTC | #1 
Ping-Ke Shih <pkshih@realtek.com> wrote:

> Fill STBC and LDPC fields to get better performance when transmitting under
> noisy environment. Old chips like 8852AE use firmware command to enable
> these two capabilities, but newer chips must use TX descriptor.
> 
> Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>

2 patch(es) applied to rtw-next branch of rtw.git, thanks.

f12fc2065647 wifi: rtw89: fill STBC and LDPC capabilities to TX descriptor
85e02a0aee58 wifi: rtw89: add LDPC and STBC to rx_status and radiotap known fields for monitor mode

---
https://github.com/pkshih/rtw.git
diff mbox series

Patch

diff --git a/drivers/net/wireless/realtek/rtw89/core.c b/drivers/net/wireless/realtek/rtw89/core.c
index 8b6cb310eaba..36d31608157f 100644
--- a/drivers/net/wireless/realtek/rtw89/core.c
+++ b/drivers/net/wireless/realtek/rtw89/core.c
@@ -813,6 +813,8 @@  rtw89_core_tx_update_data_info(struct rtw89_dev *rtwdev,
 	desc_info->mac_id = rtw89_core_tx_get_mac_id(rtwdev, tx_req);
 	desc_info->port = desc_info->hiq ? rtwvif->port : 0;
 	desc_info->er_cap = rtwsta ? rtwsta->er_cap : false;
+	desc_info->stbc = rtwsta ? rtwsta->ra.stbc_cap : false;
+	desc_info->ldpc = rtwsta ? rtwsta->ra.ldpc_cap : false;
 
 	/* enable wd_info for AMPDU */
 	desc_info->en_wd_info = true;
@@ -1127,6 +1129,8 @@  static __le32 rtw89_build_txwd_info0(struct rtw89_tx_desc_info *desc_info)
 {
 	u32 dword = FIELD_PREP(RTW89_TXWD_INFO0_USE_RATE, desc_info->use_rate) |
 		    FIELD_PREP(RTW89_TXWD_INFO0_DATA_RATE, desc_info->data_rate) |
+		    FIELD_PREP(RTW89_TXWD_INFO0_DATA_STBC, desc_info->stbc) |
+		    FIELD_PREP(RTW89_TXWD_INFO0_DATA_LDPC, desc_info->ldpc) |
 		    FIELD_PREP(RTW89_TXWD_INFO0_DISDATAFB, desc_info->dis_data_fb) |
 		    FIELD_PREP(RTW89_TXWD_INFO0_MULTIPORT_ID, desc_info->port);
 
@@ -1135,7 +1139,9 @@  static __le32 rtw89_build_txwd_info0(struct rtw89_tx_desc_info *desc_info)
 
 static __le32 rtw89_build_txwd_info0_v1(struct rtw89_tx_desc_info *desc_info)
 {
-	u32 dword = FIELD_PREP(RTW89_TXWD_INFO0_DISDATAFB, desc_info->dis_data_fb) |
+	u32 dword = FIELD_PREP(RTW89_TXWD_INFO0_DATA_STBC, desc_info->stbc) |
+		    FIELD_PREP(RTW89_TXWD_INFO0_DATA_LDPC, desc_info->ldpc) |
+		    FIELD_PREP(RTW89_TXWD_INFO0_DISDATAFB, desc_info->dis_data_fb) |
 		    FIELD_PREP(RTW89_TXWD_INFO0_MULTIPORT_ID, desc_info->port) |
 		    FIELD_PREP(RTW89_TXWD_INFO0_DATA_ER, desc_info->er_cap) |
 		    FIELD_PREP(RTW89_TXWD_INFO0_DATA_BW_ER, 0);
@@ -1301,7 +1307,9 @@  static __le32 rtw89_build_txwd_body7_v2(struct rtw89_tx_desc_info *desc_info)
 
 static __le32 rtw89_build_txwd_info0_v2(struct rtw89_tx_desc_info *desc_info)
 {
-	u32 dword = FIELD_PREP(BE_TXD_INFO0_DISDATAFB, desc_info->dis_data_fb) |
+	u32 dword = FIELD_PREP(BE_TXD_INFO0_DATA_STBC, desc_info->stbc) |
+		    FIELD_PREP(BE_TXD_INFO0_DATA_LDPC, desc_info->ldpc) |
+		    FIELD_PREP(BE_TXD_INFO0_DISDATAFB, desc_info->dis_data_fb) |
 		    FIELD_PREP(BE_TXD_INFO0_MULTIPORT_ID, desc_info->port);
 
 	return cpu_to_le32(dword);
diff --git a/drivers/net/wireless/realtek/rtw89/core.h b/drivers/net/wireless/realtek/rtw89/core.h
index c0f2afb4888a..351296aba534 100644
--- a/drivers/net/wireless/realtek/rtw89/core.h
+++ b/drivers/net/wireless/realtek/rtw89/core.h
@@ -1129,6 +1129,8 @@  struct rtw89_tx_desc_info {
 	bool hiq;
 	u8 port;
 	bool er_cap;
+	bool stbc;
+	bool ldpc;
 };
 
 struct rtw89_core_tx_request {
diff --git a/drivers/net/wireless/realtek/rtw89/txrx.h b/drivers/net/wireless/realtek/rtw89/txrx.h
index c467a80ffa88..11049a50de2c 100644
--- a/drivers/net/wireless/realtek/rtw89/txrx.h
+++ b/drivers/net/wireless/realtek/rtw89/txrx.h
@@ -113,6 +113,8 @@  static inline u8 rtw89_get_data_nss(struct rtw89_dev *rtwdev, u16 hw_rate)
 #define RTW89_TXWD_INFO0_GI_LTF GENMASK(27, 25)
 #define RTW89_TXWD_INFO0_DATA_RATE GENMASK(24, 16)
 #define RTW89_TXWD_INFO0_DATA_ER BIT(15)
+#define RTW89_TXWD_INFO0_DATA_STBC BIT(12)
+#define RTW89_TXWD_INFO0_DATA_LDPC BIT(11)
 #define RTW89_TXWD_INFO0_DISDATAFB BIT(10)
 #define RTW89_TXWD_INFO0_DATA_BW_ER BIT(8)
 #define RTW89_TXWD_INFO0_MULTIPORT_ID GENMASK(6, 4)