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iwlwifi: Fix MIMO PS mode

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This patch setups correctly MIMO PS mode flags

Signed-off-by: Guy Cohen <guy.cohen@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Tomas Winkler 2008-01-30 22:05:13 -08:00 committed by John W. Linville
parent bd8a040e24
commit e53cfe0ead
2 changed files with 24 additions and 5 deletions
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23
drivers/net/wireless/iwlwifi/iwl-4965.c
View file

@ -4658,17 +4658,30 @@ void iwl4965_set_ht_add_station(struct iwl4965_priv *priv, u8 index,
struct ieee80211_ht_info *sta_ht_inf)
{
__le32 sta_flags;
u8 mimo_ps_mode;
if (!sta_ht_inf || !sta_ht_inf->ht_supported)
goto done;
mimo_ps_mode = (sta_ht_inf->cap & IEEE80211_HT_CAP_MIMO_PS) >> 2;
sta_flags = priv->stations[index].sta.station_flags;
if (((sta_ht_inf->cap & IEEE80211_HT_CAP_MIMO_PS >> 2))
== IWL_MIMO_PS_DYNAMIC)
sta_flags &= ~(STA_FLG_RTS_MIMO_PROT_MSK | STA_FLG_MIMO_DIS_MSK);
switch (mimo_ps_mode) {
case WLAN_HT_CAP_MIMO_PS_STATIC:
sta_flags |= STA_FLG_MIMO_DIS_MSK;
break;
case WLAN_HT_CAP_MIMO_PS_DYNAMIC:
sta_flags |= STA_FLG_RTS_MIMO_PROT_MSK;
else
sta_flags &= ~STA_FLG_RTS_MIMO_PROT_MSK;
break;
case WLAN_HT_CAP_MIMO_PS_DISABLED:
break;
default:
IWL_WARNING("Invalid MIMO PS mode %d", mimo_ps_mode);
break;
}
sta_flags |= cpu_to_le32(
(u32)sta_ht_inf->ampdu_factor << STA_FLG_MAX_AGG_SIZE_POS);
@ -4679,7 +4692,7 @@ void iwl4965_set_ht_add_station(struct iwl4965_priv *priv, u8 index,
if (iwl4965_is_fat_tx_allowed(priv, sta_ht_inf))
sta_flags |= STA_FLG_FAT_EN_MSK;
else
sta_flags &= (~STA_FLG_FAT_EN_MSK);
sta_flags &= ~STA_FLG_FAT_EN_MSK;
priv->stations[index].sta.station_flags = sta_flags;
done:

6
include/linux/ieee80211.h
View file

@ -287,6 +287,12 @@ struct ieee80211_ht_addt_info {
#define IEEE80211_HT_IE_NON_GF_STA_PRSNT 0x0004
#define IEEE80211_HT_IE_NON_HT_STA_PRSNT 0x0010
/* MIMO Power Save Modes */
#define WLAN_HT_CAP_MIMO_PS_STATIC 0
#define WLAN_HT_CAP_MIMO_PS_DYNAMIC 1
#define WLAN_HT_CAP_MIMO_PS_INVALID 2
#define WLAN_HT_CAP_MIMO_PS_DISABLED 3
/* Authentication algorithms */
#define WLAN_AUTH_OPEN 0
#define WLAN_AUTH_SHARED_KEY 1