iwlwifi: 802.11n configuring hw_mode parameters to support HT in A/G
This patch fills the mac80211's ieee80211_hw_mode structures with the
needed 802.11n data needed for the new framework
Signed-off-by: Ron Rindjunsky <ron.rindjunsky@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.c b/drivers/net/wireless/iwlwifi/iwl-4965.c
index c8e7adf..fbabcb0 100644
--- a/drivers/net/wireless/iwlwifi/iwl-4965.c
+++ b/drivers/net/wireless/iwlwifi/iwl-4965.c
@@ -3768,6 +3768,30 @@
return 0;
}
+
+void iwl4965_init_ht_hw_capab(struct ieee80211_ht_info *ht_info, int mode)
+{
+ ht_info->cap = 0;
+ memset(ht_info->supp_mcs_set, 0, 16);
+
+ ht_info->ht_supported = 1;
+
+ if (mode == MODE_IEEE80211A) {
+ ht_info->cap |= (u16)IEEE80211_HT_CAP_SUP_WIDTH;
+ ht_info->cap |= (u16)IEEE80211_HT_CAP_SGI_40;
+ ht_info->supp_mcs_set[4] = 0x01;
+ }
+ ht_info->cap |= (u16)IEEE80211_HT_CAP_GRN_FLD;
+ ht_info->cap |= (u16)IEEE80211_HT_CAP_SGI_20;
+ ht_info->cap |= (u16)(IEEE80211_HT_CAP_MIMO_PS &
+ (IWL_MIMO_PS_NONE << 2));
+
+ ht_info->ampdu_factor = CFG_HT_RX_AMPDU_FACTOR_DEF;
+ ht_info->ampdu_density = CFG_HT_MPDU_DENSITY_DEF;
+
+ ht_info->supp_mcs_set[0] = 0xFF;
+ ht_info->supp_mcs_set[1] = 0xFF;
+}
#endif /* CONFIG_IWL4965_HT */
static void iwl4965_sta_modify_ps_wake(struct iwl4965_priv *priv, int sta_id)
diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.h b/drivers/net/wireless/iwlwifi/iwl-4965.h
index c0e9747..5fd0114 100644
--- a/drivers/net/wireless/iwlwifi/iwl-4965.h
+++ b/drivers/net/wireless/iwlwifi/iwl-4965.h
@@ -801,6 +801,8 @@
extern void iwl4965_rf_kill_ct_config(struct iwl4965_priv *priv);
#ifdef CONFIG_IWL4965_HT
+extern void iwl4965_init_ht_hw_capab(struct ieee80211_ht_info *ht_info,
+ int mode);
#ifdef CONFIG_IWL4965_HT_AGG
extern int iwl4965_mac_ht_tx_agg_start(struct ieee80211_hw *hw, u8 *da,
u16 tid, u16 *start_seq_num);
diff --git a/drivers/net/wireless/iwlwifi/iwl4965-base.c b/drivers/net/wireless/iwlwifi/iwl4965-base.c
index 4561933..d88363e 100644
--- a/drivers/net/wireless/iwlwifi/iwl4965-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl4965-base.c
@@ -5822,10 +5822,8 @@
A = 0,
B = 1,
G = 2,
- A_11N = 3,
- G_11N = 4,
};
- int mode_count = 5;
+ int mode_count = 3;
if (priv->modes) {
IWL_DEBUG_INFO("Geography modes already initialized.\n");
@@ -5865,6 +5863,9 @@
modes[A].num_rates = 8; /* just OFDM */
modes[A].rates = &rates[4];
modes[A].num_channels = 0;
+#ifdef CONFIG_IWL4965_HT
+ iwl4965_init_ht_hw_capab(&modes[A].ht_info, MODE_IEEE80211A);
+#endif
modes[B].mode = MODE_IEEE80211B;
modes[B].channels = channels;
@@ -5877,18 +5878,9 @@
modes[G].rates = rates;
modes[G].num_rates = 12; /* OFDM & CCK */
modes[G].num_channels = 0;
-
- modes[G_11N].mode = MODE_IEEE80211G;
- modes[G_11N].channels = channels;
- modes[G_11N].num_rates = 13; /* OFDM & CCK */
- modes[G_11N].rates = rates;
- modes[G_11N].num_channels = 0;
-
- modes[A_11N].mode = MODE_IEEE80211A;
- modes[A_11N].channels = &channels[ARRAY_SIZE(iwl4965_eeprom_band_1)];
- modes[A_11N].rates = &rates[4];
- modes[A_11N].num_rates = 9; /* just OFDM */
- modes[A_11N].num_channels = 0;
+#ifdef CONFIG_IWL4965_HT
+ iwl4965_init_ht_hw_capab(&modes[G].ht_info, MODE_IEEE80211G);
+#endif
priv->ieee_channels = channels;
priv->ieee_rates = rates;
@@ -5908,11 +5900,9 @@
if (is_channel_a_band(ch)) {
geo_ch = &modes[A].channels[modes[A].num_channels++];
- modes[A_11N].num_channels++;
} else {
geo_ch = &modes[B].channels[modes[B].num_channels++];
modes[G].num_channels++;
- modes[G_11N].num_channels++;
}
geo_ch->freq = ieee80211chan2mhz(ch->channel);