[PATCH 09/14] iwlwifi: 802.11n configuring hw_mode parameters to support HT in A/G

[Ron Rindjunsky <ron.rindjunsky@intel.com>]

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>
---
 drivers/net/wireless/iwlwifi/iwl-4965.c     |   32 ++++++++++++++++++++------
 drivers/net/wireless/iwlwifi/iwl-4965.h     |    4 +-
 drivers/net/wireless/iwlwifi/iwl4965-base.c |   26 ++++++----------------
 3 files changed, 33 insertions(+), 29 deletions(-)

diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.c b/drivers/net/wireless/iwlwifi/iwl-4965.c
index fed2357..0a6f6ec 100644
--- a/drivers/net/wireless/iwlwifi/iwl-4965.c
+++ b/drivers/net/wireless/iwlwifi/iwl-4965.c
@@ -3668,6 +3668,30 @@ static int parse_elems(u8 *start, size_t len, struct ieee802_11_elems *elems)
 
 	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 iwl_priv *priv, int sta_id)
@@ -4269,14 +4293,6 @@ static int iwl4965_tx_queue_agg_disable(struct iwl_priv *priv, u16 txq_id,
 
 #endif/* CONFIG_IWL4965_HT_AGG */
 #endif /* CONFIG_IWL4965_HT */
-/*
- * RATE SCALE CODE
- */
-int iwl4965_init_hw_rates(struct iwl_priv *priv, struct ieee80211_rate *rates)
-{
-	return 0;
-}
-
 
 /**
  * iwl4965_add_station - Initialize a station's hardware rate table
diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.h b/drivers/net/wireless/iwlwifi/iwl-4965.h
index 71cd2b7..4a54aad 100644
--- a/drivers/net/wireless/iwlwifi/iwl-4965.h
+++ b/drivers/net/wireless/iwlwifi/iwl-4965.h
@@ -750,8 +750,6 @@ extern int iwl4965_tx_cmd(struct iwl_priv *priv, struct iwl_cmd *out_cmd,
 			  u8 sta_id, dma_addr_t txcmd_phys,
 			  struct ieee80211_hdr *hdr, u8 hdr_len,
 			  struct ieee80211_tx_control *ctrl, void *sta_in);
-extern int iwl4965_init_hw_rates(struct iwl_priv *priv,
-				 struct ieee80211_rate *rates);
 extern int iwl4965_alive_notify(struct iwl_priv *priv);
 extern void iwl4965_update_rate_scaling(struct iwl_priv *priv, u8 mode);
 extern void iwl4965_set_ht_add_station(struct iwl_priv *priv, u8 index);
@@ -766,6 +764,8 @@ extern int iwl4965_set_fat_chan_info(struct iwl_priv *priv, int phymode,
 extern void iwl4965_rf_kill_ct_config(struct iwl_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 iwl_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 d9f918b..1d0946f 100644
--- a/drivers/net/wireless/iwlwifi/iwl4965-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl4965-base.c
@@ -5626,8 +5626,6 @@ static void iwl_init_hw_rates(struct iwl_priv *priv,
 		if (IWL_BASIC_RATES_MASK & (1 << i))
 			rates[i].flags |= IEEE80211_RATE_BASIC;
 	}
-
-	iwl4965_init_hw_rates(priv, rates);
 }
 
 /**
@@ -5645,10 +5643,8 @@ static int iwl_init_geos(struct iwl_priv *priv)
 		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");
@@ -5688,6 +5684,9 @@ static int iwl_init_geos(struct iwl_priv *priv)
 	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;
@@ -5700,18 +5699,9 @@ static int iwl_init_geos(struct iwl_priv *priv)
 	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(iwl_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;
@@ -5731,11 +5721,9 @@ static int iwl_init_geos(struct iwl_priv *priv)
 
 		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);
-- 
1.5.3.3
---------------------------------------------------------------------
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