diff options
| author | Pontus Fuchs <pontus.fuchs@gmail.com> | 2012-01-31 17:54:41 +0200 |
|---|---|---|
| committer | Luciano Coelho <coelho@ti.com> | 2012-02-15 08:38:32 +0200 |
| commit | defe02c720d54fc9bda3e5e625be70adac347a61 (patch) | |
| tree | 6f6f2a6a92b107da5e9cf9494b14d236fa9f581f /drivers/net/wireless/wl12xx | |
| parent | d2e2d769e3d328ba7cbf08e8ed85e3f817915843 (diff) | |
| download | blackbird-op-linux-defe02c720d54fc9bda3e5e625be70adac347a61.tar.gz blackbird-op-linux-defe02c720d54fc9bda3e5e625be70adac347a61.zip | |
wl12xx: Set IEEE80211_TX_RC_SHORT_GI if short GI was used on
New FW reports usage of short GI as a rate class index. Check for
this rate and set the IEEE80211_TX_RC_SHORT_GI if used.
Signed-off-by: Pontus Fuchs <pontus.fuchs@gmail.com>
Signed-off-by: Eliad Peller <eliad@wizery.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>
Diffstat (limited to 'drivers/net/wireless/wl12xx')
| -rw-r--r-- | drivers/net/wireless/wl12xx/conf.h | 5 | ||||
| -rw-r--r-- | drivers/net/wireless/wl12xx/main.c | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/wl12xx/tx.c | 8 |
3 files changed, 11 insertions, 4 deletions
diff --git a/drivers/net/wireless/wl12xx/conf.h b/drivers/net/wireless/wl12xx/conf.h index 209f05312909..1147396bf7eb 100644 --- a/drivers/net/wireless/wl12xx/conf.h +++ b/drivers/net/wireless/wl12xx/conf.h @@ -66,7 +66,8 @@ enum { }; enum { - CONF_HW_RXTX_RATE_MCS7 = 0, + CONF_HW_RXTX_RATE_MCS7_SGI = 0, + CONF_HW_RXTX_RATE_MCS7, CONF_HW_RXTX_RATE_MCS6, CONF_HW_RXTX_RATE_MCS5, CONF_HW_RXTX_RATE_MCS4, @@ -92,7 +93,7 @@ enum { }; /* Rates between and including these are MCS rates */ -#define CONF_HW_RXTX_RATE_MCS_MIN CONF_HW_RXTX_RATE_MCS7 +#define CONF_HW_RXTX_RATE_MCS_MIN CONF_HW_RXTX_RATE_MCS7_SGI #define CONF_HW_RXTX_RATE_MCS_MAX CONF_HW_RXTX_RATE_MCS0 enum { diff --git a/drivers/net/wireless/wl12xx/main.c b/drivers/net/wireless/wl12xx/main.c index 4ca7278201ec..fa2bf307aa0d 100644 --- a/drivers/net/wireless/wl12xx/main.c +++ b/drivers/net/wireless/wl12xx/main.c @@ -4406,6 +4406,7 @@ static struct ieee80211_channel wl1271_channels[] = { /* mapping to indexes for wl1271_rates */ static const u8 wl1271_rate_to_idx_2ghz[] = { /* MCS rates are used only with 11n */ + 7, /* CONF_HW_RXTX_RATE_MCS7_SGI */ 7, /* CONF_HW_RXTX_RATE_MCS7 */ 6, /* CONF_HW_RXTX_RATE_MCS6 */ 5, /* CONF_HW_RXTX_RATE_MCS5 */ @@ -4527,6 +4528,7 @@ static struct ieee80211_channel wl1271_channels_5ghz[] = { /* mapping to indexes for wl1271_rates_5ghz */ static const u8 wl1271_rate_to_idx_5ghz[] = { /* MCS rates are used only with 11n */ + 7, /* CONF_HW_RXTX_RATE_MCS7_SGI */ 7, /* CONF_HW_RXTX_RATE_MCS7 */ 6, /* CONF_HW_RXTX_RATE_MCS6 */ 5, /* CONF_HW_RXTX_RATE_MCS5 */ diff --git a/drivers/net/wireless/wl12xx/tx.c b/drivers/net/wireless/wl12xx/tx.c index f95112f6769f..ee313e7ce8fe 100644 --- a/drivers/net/wireless/wl12xx/tx.c +++ b/drivers/net/wireless/wl12xx/tx.c @@ -766,10 +766,14 @@ out: static u8 wl1271_tx_get_rate_flags(u8 rate_class_index) { + u8 flags = 0; + if (rate_class_index >= CONF_HW_RXTX_RATE_MCS_MIN && rate_class_index <= CONF_HW_RXTX_RATE_MCS_MAX) - return IEEE80211_TX_RC_MCS; - return 0; + flags |= IEEE80211_TX_RC_MCS; + if (rate_class_index == CONF_HW_RXTX_RATE_MCS7_SGI) + flags |= IEEE80211_TX_RC_SHORT_GI; + return flags; } static void wl1271_tx_complete_packet(struct wl1271 *wl, |
