Search Linux Wireless

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

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



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@xxxxxxxxx>
---
 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
---------------------------------------------------------------------
Intel Israel (74) Limited

This e-mail and any attachments may contain confidential material for
the sole use of the intended recipient(s). Any review or distribution
by others is strictly prohibited. If you are not the intended
recipient, please contact the sender and delete all copies.
-
To unsubscribe from this list: send the line "unsubscribe linux-wireless" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html

[Index of Archives]     [Linux Host AP]     [ATH6KL]     [Linux Bluetooth]     [Linux Netdev]     [Kernel Newbies]     [Linux Kernel]     [IDE]     [Security]     [Git]     [Netfilter]     [Bugtraq]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Linux ATA RAID]     [Samba]     [Device Mapper]
  Powered by Linux