mwifiex: advertise GreenField, 40MHz intolerance support to cfg80211

This patch adds support for advertising GreenField, 40MHz intolerance
or LDPC coding support to cfg80211.

Signed-off-by: Avinash Patil <patila@marvell.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/mwifiex/cfg80211.c b/drivers/net/wireless/mwifiex/cfg80211.c
index 3b1c277..a875499 100644 (file)
--- a/drivers/net/wireless/mwifiex/cfg80211.c
+++ b/drivers/net/wireless/mwifiex/cfg80211.c
@@ -1948,6 +1948,21 @@ mwifiex_setup_ht_caps(struct ieee80211_sta_ht_cap *ht_info,
        else
                ht_info->cap &= ~IEEE80211_HT_CAP_TX_STBC;
 
+       if (ISSUPP_GREENFIELD(adapter->hw_dot_11n_dev_cap))
+               ht_info->cap |= IEEE80211_HT_CAP_GRN_FLD;
+       else
+               ht_info->cap &= ~IEEE80211_HT_CAP_GRN_FLD;
+
+       if (ISENABLED_40MHZ_INTOLERANT(adapter->hw_dot_11n_dev_cap))
+               ht_info->cap |= IEEE80211_HT_CAP_40MHZ_INTOLERANT;
+       else
+               ht_info->cap &= ~IEEE80211_HT_CAP_40MHZ_INTOLERANT;
+
+       if (ISSUPP_RXLDPC(adapter->hw_dot_11n_dev_cap))
+               ht_info->cap |= IEEE80211_HT_CAP_LDPC_CODING;
+       else
+               ht_info->cap &= ~IEEE80211_HT_CAP_LDPC_CODING;
+
        ht_info->cap &= ~IEEE80211_HT_CAP_MAX_AMSDU;
        ht_info->cap |= IEEE80211_HT_CAP_SM_PS;
 

diff --git a/drivers/net/wireless/mwifiex/fw.h b/drivers/net/wireless/mwifiex/fw.h
index dda588b..4dc8e2e 100644 (file)
--- a/drivers/net/wireless/mwifiex/fw.h
+++ b/drivers/net/wireless/mwifiex/fw.h
@@ -194,6 +194,8 @@ enum MWIFIEX_802_11_PRIVACY_FILTER {
 #define ISSUPP_TXSTBC(Dot11nDevCap) (Dot11nDevCap & BIT(25))
 #define ISSUPP_RXSTBC(Dot11nDevCap) (Dot11nDevCap & BIT(26))
 #define ISSUPP_GREENFIELD(Dot11nDevCap) (Dot11nDevCap & BIT(29))
+#define ISENABLED_40MHZ_INTOLERANT(Dot11nDevCap) (Dot11nDevCap & BIT(8))
+#define ISSUPP_RXLDPC(Dot11nDevCap) (Dot11nDevCap & BIT(22))
 
 /* httxcfg bitmap
  * 0           reserved