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iwlwifi: 802.11n configuring hw_mode parameters to support HT in A/G

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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>
This commit is contained in:
Ron Rindjunsky 2007-11-26 16:14:37 +02:00 committed by David S. Miller
parent 9e0cc6de99
commit 326eeee807
3 changed files with 33 additions and 17 deletions
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24
drivers/net/wireless/iwlwifi/iwl-4965.c
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@ -3768,6 +3768,30 @@ 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 iwl4965_priv *priv, int sta_id)

2
drivers/net/wireless/iwlwifi/iwl-4965.h
View File

@ -801,6 +801,8 @@ extern int iwl4965_set_fat_chan_info(struct iwl4965_priv *priv, int phymode,
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);

24
drivers/net/wireless/iwlwifi/iwl4965-base.c
View File

@ -5822,10 +5822,8 @@ static int iwl4965_init_geos(struct iwl4965_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");
@ -5865,6 +5863,9 @@ static int iwl4965_init_geos(struct iwl4965_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;
@ -5877,18 +5878,9 @@ static int iwl4965_init_geos(struct iwl4965_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(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 @@ static int iwl4965_init_geos(struct iwl4965_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);