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path: root/drivers/net/wireless/iwlwifi/iwl-4965.c
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Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-4965.c')
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-4965.c57
1 files changed, 32 insertions, 25 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.c b/drivers/net/wireless/iwlwifi/iwl-4965.c
index 91cc03f76e1..2c5bfa4f048 100644
--- a/drivers/net/wireless/iwlwifi/iwl-4965.c
+++ b/drivers/net/wireless/iwlwifi/iwl-4965.c
@@ -58,7 +58,8 @@ static void iwl4965_hw_card_show_info(struct iwl_priv *priv);
#define IWL_DECLARE_RATE_INFO(r, s, ip, in, rp, rn, pp, np) \
[IWL_RATE_##r##M_INDEX] = { IWL_RATE_##r##M_PLCP, \
IWL_RATE_SISO_##s##M_PLCP, \
- IWL_RATE_MIMO_##s##M_PLCP, \
+ IWL_RATE_MIMO2_##s##M_PLCP,\
+ IWL_RATE_MIMO3_##s##M_PLCP,\
IWL_RATE_##r##M_IEEE, \
IWL_RATE_##ip##M_INDEX, \
IWL_RATE_##in##M_INDEX, \
@@ -89,6 +90,7 @@ const struct iwl4965_rate_info iwl4965_rates[IWL_RATE_COUNT] = {
IWL_DECLARE_RATE_INFO(48, 48, 36, 54, 36, 54, 36, 54), /* 48mbps */
IWL_DECLARE_RATE_INFO(54, 54, 48, INV, 48, INV, 48, INV),/* 54mbps */
IWL_DECLARE_RATE_INFO(60, 60, 48, INV, 48, INV, 48, INV),/* 60mbps */
+ /* FIXME:RS: ^^ should be INV (legacy) */
};
#ifdef CONFIG_IWL4965_HT
@@ -265,7 +267,6 @@ static int iwl4965_init_drv(struct iwl_priv *priv)
int ret;
int i;
- priv->antenna = (enum iwl4965_antenna)priv->cfg->mod_params->antenna;
priv->retry_rate = 1;
priv->ibss_beacon = NULL;
@@ -305,7 +306,6 @@ static int iwl4965_init_drv(struct iwl_priv *priv)
priv->iw_mode = IEEE80211_IF_TYPE_STA;
priv->use_ant_b_for_management_frame = 1; /* start with ant B */
- priv->valid_antenna = 0x7; /* assume all 3 connected */
priv->ps_mode = IWL_MIMO_PS_NONE;
/* Choose which receivers/antennas to use */
@@ -361,18 +361,20 @@ static int is_fat_channel(__le32 rxon_flags)
(rxon_flags & RXON_FLG_CHANNEL_MODE_MIXED_MSK);
}
-static u8 is_single_stream(struct iwl_priv *priv)
-{
#ifdef CONFIG_IWL4965_HT
- if (!priv->current_ht_config.is_ht ||
- (priv->current_ht_config.supp_mcs_set[1] == 0) ||
- (priv->ps_mode == IWL_MIMO_PS_STATIC))
- return 1;
+static u8 is_single_rx_stream(struct iwl_priv *priv)
+{
+ return !priv->current_ht_config.is_ht ||
+ ((priv->current_ht_config.supp_mcs_set[1] == 0) &&
+ (priv->current_ht_config.supp_mcs_set[2] == 0)) ||
+ priv->ps_mode == IWL_MIMO_PS_STATIC;
+}
#else
+static inline u8 is_single_rx_stream(struct iwl_priv *priv)
+{
return 1;
-#endif /*CONFIG_IWL4965_HT */
- return 0;
}
+#endif /*CONFIG_IWL4965_HT */
int iwl4965_hwrate_to_plcp_idx(u32 rate_n_flags)
{
@@ -382,8 +384,8 @@ int iwl4965_hwrate_to_plcp_idx(u32 rate_n_flags)
if (rate_n_flags & RATE_MCS_HT_MSK) {
idx = (rate_n_flags & 0xff);
- if (idx >= IWL_RATE_MIMO_6M_PLCP)
- idx = idx - IWL_RATE_MIMO_6M_PLCP;
+ if (idx >= IWL_RATE_MIMO2_6M_PLCP)
+ idx = idx - IWL_RATE_MIMO2_6M_PLCP;
idx += IWL_FIRST_OFDM_RATE;
/* skip 9M not supported in ht*/
@@ -411,7 +413,7 @@ void iwl4965_hwrate_to_tx_control(struct iwl_priv *priv, u32 rate_n_flags,
int rate_index;
control->antenna_sel_tx =
- ((rate_n_flags & RATE_MCS_ANT_AB_MSK) >> RATE_MCS_ANT_POS);
+ ((rate_n_flags & RATE_MCS_ANT_ABC_MSK) >> RATE_MCS_ANT_POS);
if (rate_n_flags & RATE_MCS_HT_MSK)
control->flags |= IEEE80211_TXCTL_OFDM_HT;
if (rate_n_flags & RATE_MCS_GF_MSK)
@@ -441,7 +443,7 @@ void iwl4965_hwrate_to_tx_control(struct iwl_priv *priv, u32 rate_n_flags,
static int iwl4965_get_rx_chain_counter(struct iwl_priv *priv,
u8 *idle_state, u8 *rx_state)
{
- u8 is_single = is_single_stream(priv);
+ u8 is_single = is_single_rx_stream(priv);
u8 is_cam = test_bit(STATUS_POWER_PMI, &priv->status) ? 0 : 1;
/* # of Rx chains to use when expecting MIMO. */
@@ -1344,8 +1346,8 @@ int iwl4965_hw_set_hw_params(struct iwl_priv *priv)
priv->hw_params.tx_chains_num = 2;
priv->hw_params.rx_chains_num = 2;
- priv->hw_params.valid_tx_ant = (IWL_ANTENNA_MAIN | IWL_ANTENNA_AUX);
- priv->hw_params.valid_rx_ant = (IWL_ANTENNA_MAIN | IWL_ANTENNA_AUX);
+ priv->hw_params.valid_tx_ant = ANT_A | ANT_B;
+ priv->hw_params.valid_rx_ant = ANT_A | ANT_B;
priv->hw_params.ct_kill_threshold = CELSIUS_TO_KELVIN(CT_KILL_THRESHOLD);
#ifdef CONFIG_IWL4965_RUN_TIME_CALIB
@@ -2512,7 +2514,7 @@ static void iwl4965_txq_update_byte_cnt_tbl(struct iwl_priv *priv,
*/
void iwl4965_set_rxon_chain(struct iwl_priv *priv)
{
- u8 is_single = is_single_stream(priv);
+ u8 is_single = is_single_rx_stream(priv);
u8 idle_state, rx_state;
priv->staging_rxon.rx_chain = 0;
@@ -2523,7 +2525,8 @@ void iwl4965_set_rxon_chain(struct iwl_priv *priv)
* Just after first association, iwl_chain_noise_calibration()
* checks which antennas actually *are* connected. */
priv->staging_rxon.rx_chain |=
- cpu_to_le16(priv->valid_antenna << RXON_RX_CHAIN_VALID_POS);
+ cpu_to_le16(priv->hw_params.valid_rx_ant <<
+ RXON_RX_CHAIN_VALID_POS);
/* How many receivers should we use? */
iwl4965_get_rx_chain_counter(priv, &idle_state, &rx_state);
@@ -3106,7 +3109,7 @@ static int iwl4965_calc_rssi(struct iwl4965_rx_phy_res *rx_resp)
#ifdef CONFIG_IWL4965_HT
-void iwl4965_init_ht_hw_capab(struct iwl_priv *priv,
+void iwl4965_init_ht_hw_capab(const struct iwl_priv *priv,
struct ieee80211_ht_info *ht_info,
enum ieee80211_band band)
{
@@ -3132,7 +3135,10 @@ void iwl4965_init_ht_hw_capab(struct iwl_priv *priv,
ht_info->ampdu_density = CFG_HT_MPDU_DENSITY_DEF;
ht_info->supp_mcs_set[0] = 0xFF;
- ht_info->supp_mcs_set[1] = 0xFF;
+ if (priv->hw_params.tx_chains_num >= 2)
+ ht_info->supp_mcs_set[1] = 0xFF;
+ if (priv->hw_params.tx_chains_num >= 3)
+ ht_info->supp_mcs_set[2] = 0xFF;
}
#endif /* CONFIG_IWL4965_HT */
@@ -3910,8 +3916,7 @@ void iwl4965_add_station(struct iwl_priv *priv, const u8 *addr, int is_ap)
rate_flags |= RATE_MCS_CCK_MSK;
/* Use Tx antenna B only */
- rate_flags |= RATE_MCS_ANT_B_MSK;
- rate_flags &= ~RATE_MCS_ANT_A_MSK;
+ rate_flags |= RATE_MCS_ANT_B_MSK; /*FIXME:RS*/
link_cmd.rs_table[i].rate_n_flags =
iwl4965_hw_set_rate_n_flags(iwl4965_rates[r].plcp, rate_flags);
@@ -4016,11 +4021,13 @@ void iwl4965_set_rxon_ht(struct iwl_priv *priv, struct iwl_ht_info *ht_info)
iwl4965_set_rxon_chain(priv);
- IWL_DEBUG_ASSOC("supported HT rate 0x%X %X "
+ IWL_DEBUG_ASSOC("supported HT rate 0x%X 0x%X 0x%X "
"rxon flags 0x%X operation mode :0x%X "
"extension channel offset 0x%x "
"control chan %d\n",
- ht_info->supp_mcs_set[0], ht_info->supp_mcs_set[1],
+ ht_info->supp_mcs_set[0],
+ ht_info->supp_mcs_set[1],
+ ht_info->supp_mcs_set[2],
le32_to_cpu(rxon->flags), ht_info->ht_protection,
ht_info->extension_chan_offset,
ht_info->control_channel);
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-21 12:24:52 +0000