ath9k: add support for Tx and Rx STBC
Supported only for single stream rates by the hardware
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/ath/ath9k/mac.h b/drivers/net/wireless/ath/ath9k/mac.h
index 66d0d5e..00f3e0c 100644
--- a/drivers/net/wireless/ath/ath9k/mac.h
+++ b/drivers/net/wireless/ath/ath9k/mac.h
@@ -37,6 +37,8 @@
AR_2040_##_index : 0) \
|((_series)[_index].RateFlags & ATH9K_RATESERIES_HALFGI ? \
AR_GI##_index : 0) \
+ |((_series)[_index].RateFlags & ATH9K_RATESERIES_STBC ? \
+ AR_STBC##_index : 0) \
|SM((_series)[_index].ChSel, AR_ChainSel##_index))
#define CCK_SIFS_TIME 10
@@ -434,7 +436,10 @@
#define AR_ChainSel3_S 17
#define AR_RTSCTSRate 0x0ff00000
#define AR_RTSCTSRate_S 20
-#define AR_TxCtlRsvd70 0xf0000000
+#define AR_STBC0 0x10000000
+#define AR_STBC1 0x20000000
+#define AR_STBC2 0x40000000
+#define AR_STBC3 0x80000000
#define AR_TxRSSIAnt00 0x000000ff
#define AR_TxRSSIAnt00_S 0
@@ -647,6 +652,7 @@
#define ATH9K_RATESERIES_RTS_CTS 0x0001
#define ATH9K_RATESERIES_2040 0x0002
#define ATH9K_RATESERIES_HALFGI 0x0004
+#define ATH9K_RATESERIES_STBC 0x0008
struct ath9k_11n_rate_series {
u32 Tries;