From 1d9d06a27ae579b330887724201e7ac857c827d1 Mon Sep 17 00:00:00 2001 From: Senthil Balasubramanian Date: Tue, 27 Jul 2010 19:16:32 +0530 Subject: ath9k: Add three stream rate control support for AR938X. This patch adds 3 stream rate control support for AR938X family chipsets which supports 3 streams. Signed-off-by: Senthil Balasubramanian Signed-off-by: John W. Linville --- drivers/net/wireless/ath/ath9k/rc.h | 63 +++++++++++++++++++++++++++---------- 1 file changed, 46 insertions(+), 17 deletions(-) (limited to 'drivers/net/wireless/ath/ath9k/rc.h') diff --git a/drivers/net/wireless/ath/ath9k/rc.h b/drivers/net/wireless/ath/ath9k/rc.h index 601803a..e914c33 100644 --- a/drivers/net/wireless/ath/ath9k/rc.h +++ b/drivers/net/wireless/ath/ath9k/rc.h @@ -24,7 +24,7 @@ struct ath_softc; #define ATH_RATE_MAX 30 -#define RATE_TABLE_SIZE 64 +#define RATE_TABLE_SIZE 72 #define MAX_TX_RATE_PHY 48 @@ -36,19 +36,34 @@ struct ath_softc; #define RC_HT_20 0x0010 #define RC_HT_40 0x0020 -#define RC_SS_OR_LEGACY(f) ((f) & (RC_SS | RC_LEGACY)) +#define RC_STREAM_MASK 0xe +#define RC_DS_OR_LATER(f) ((((f) & RC_STREAM_MASK) == RC_DS) || \ + (((f) & RC_STREAM_MASK) == (RC_DS | RC_TS))) +#define RC_TS_ONLY(f) (((f) & RC_STREAM_MASK) == RC_TS) +#define RC_SS_OR_LEGACY(f) ((f) & (RC_SS | RC_LEGACY)) #define RC_HT_2040 (RC_HT_20 | RC_HT_40) -#define RC_ALL_STREAM (RC_SS | RC_DS) +#define RC_ALL_STREAM (RC_SS | RC_DS | RC_TS) #define RC_L_SD (RC_LEGACY | RC_SS | RC_DS) -#define RC_HT_SD_2040 (RC_HT_2040 | RC_SS | RC_DS) +#define RC_L_SDT (RC_LEGACY | RC_SS | RC_DS | RC_TS) #define RC_HT_S_20 (RC_HT_20 | RC_SS) -#define RC_HT_SD_20 (RC_HT_20 | RC_SS | RC_DS) -#define RC_HT_SD_40 (RC_HT_40 | RC_SS | RC_DS) -#define RC_HT_S_20 (RC_HT_20 | RC_SS) -#define RC_HT_S_40 (RC_HT_40 | RC_SS) #define RC_HT_D_20 (RC_HT_20 | RC_DS) +#define RC_HT_T_20 (RC_HT_20 | RC_TS) +#define RC_HT_S_40 (RC_HT_40 | RC_SS) #define RC_HT_D_40 (RC_HT_40 | RC_DS) +#define RC_HT_T_40 (RC_HT_40 | RC_TS) + +#define RC_HT_SD_20 (RC_HT_20 | RC_SS | RC_DS) +#define RC_HT_DT_20 (RC_HT_20 | RC_DS | RC_TS) +#define RC_HT_SD_40 (RC_HT_40 | RC_SS | RC_DS) +#define RC_HT_DT_40 (RC_HT_40 | RC_DS | RC_TS) + +#define RC_HT_SD_2040 (RC_HT_2040 | RC_SS | RC_DS) +#define RC_HT_SDT_2040 (RC_HT_2040 | RC_SS | RC_DS | RC_TS) + +#define RC_HT_SDT_20 (RC_HT_20 | RC_SS | RC_DS | RC_TS) +#define RC_HT_SDT_40 (RC_HT_40 | RC_SS | RC_DS | RC_TS) + #define RC_ALL (RC_LEGACY | RC_HT_2040 | RC_ALL_STREAM) enum { @@ -56,12 +71,16 @@ enum { WLAN_RC_PHY_CCK, WLAN_RC_PHY_HT_20_SS, WLAN_RC_PHY_HT_20_DS, + WLAN_RC_PHY_HT_20_TS, WLAN_RC_PHY_HT_40_SS, WLAN_RC_PHY_HT_40_DS, + WLAN_RC_PHY_HT_40_TS, WLAN_RC_PHY_HT_20_SS_HGI, WLAN_RC_PHY_HT_20_DS_HGI, + WLAN_RC_PHY_HT_20_TS_HGI, WLAN_RC_PHY_HT_40_SS_HGI, WLAN_RC_PHY_HT_40_DS_HGI, + WLAN_RC_PHY_HT_40_TS_HGI, WLAN_RC_PHY_MAX }; @@ -69,27 +88,36 @@ enum { || (_phy == WLAN_RC_PHY_HT_40_DS) \ || (_phy == WLAN_RC_PHY_HT_20_DS_HGI) \ || (_phy == WLAN_RC_PHY_HT_40_DS_HGI)) +#define WLAN_RC_PHY_TS(_phy) ((_phy == WLAN_RC_PHY_HT_20_TS) \ + || (_phy == WLAN_RC_PHY_HT_40_TS) \ + || (_phy == WLAN_RC_PHY_HT_20_TS_HGI) \ + || (_phy == WLAN_RC_PHY_HT_40_TS_HGI)) #define WLAN_RC_PHY_20(_phy) ((_phy == WLAN_RC_PHY_HT_20_SS) \ || (_phy == WLAN_RC_PHY_HT_20_DS) \ + || (_phy == WLAN_RC_PHY_HT_20_TS) \ || (_phy == WLAN_RC_PHY_HT_20_SS_HGI) \ - || (_phy == WLAN_RC_PHY_HT_20_DS_HGI)) + || (_phy == WLAN_RC_PHY_HT_20_DS_HGI) \ + || (_phy == WLAN_RC_PHY_HT_20_TS_HGI)) #define WLAN_RC_PHY_40(_phy) ((_phy == WLAN_RC_PHY_HT_40_SS) \ || (_phy == WLAN_RC_PHY_HT_40_DS) \ + || (_phy == WLAN_RC_PHY_HT_40_TS) \ || (_phy == WLAN_RC_PHY_HT_40_SS_HGI) \ - || (_phy == WLAN_RC_PHY_HT_40_DS_HGI)) + || (_phy == WLAN_RC_PHY_HT_40_DS_HGI) \ + || (_phy == WLAN_RC_PHY_HT_40_TS_HGI)) #define WLAN_RC_PHY_SGI(_phy) ((_phy == WLAN_RC_PHY_HT_20_SS_HGI) \ || (_phy == WLAN_RC_PHY_HT_20_DS_HGI) \ + || (_phy == WLAN_RC_PHY_HT_20_TS_HGI) \ || (_phy == WLAN_RC_PHY_HT_40_SS_HGI) \ - || (_phy == WLAN_RC_PHY_HT_40_DS_HGI)) + || (_phy == WLAN_RC_PHY_HT_40_DS_HGI) \ + || (_phy == WLAN_RC_PHY_HT_40_TS_HGI)) #define WLAN_RC_PHY_HT(_phy) (_phy >= WLAN_RC_PHY_HT_20_SS) #define WLAN_RC_CAP_MODE(capflag) (((capflag & WLAN_RC_HT_FLAG) ? \ ((capflag & WLAN_RC_40_FLAG) ? RC_HT_40 : RC_HT_20) : RC_LEGACY)) -#define WLAN_RC_CAP_STREAM(capflag) \ - (((capflag) & WLAN_RC_DS_FLAG) ? RC_DS : RC_SS) - +#define WLAN_RC_CAP_STREAM(capflag) (((capflag & WLAN_RC_TS_FLAG) ? \ + (RC_TS) : ((capflag & WLAN_RC_DS_FLAG) ? RC_DS : RC_SS))) /* Return TRUE if flag supports HT20 && client supports HT20 or * return TRUE if flag supports HT40 && client supports HT40. @@ -100,9 +128,10 @@ enum { ((flag & RC_HT_40) && (capflag & WLAN_RC_40_FLAG))) #define WLAN_RC_DS_FLAG (0x01) -#define WLAN_RC_40_FLAG (0x02) -#define WLAN_RC_SGI_FLAG (0x04) -#define WLAN_RC_HT_FLAG (0x08) +#define WLAN_RC_TS_FLAG (0x02) +#define WLAN_RC_40_FLAG (0x04) +#define WLAN_RC_SGI_FLAG (0x08) +#define WLAN_RC_HT_FLAG (0x10) /** * struct ath_rate_table - Rate Control table -- cgit v1.1