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path: root/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
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Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-agn-rs.c')
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-agn-rs.c68
1 files changed, 38 insertions, 30 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
index b936ae7..8b13b6c 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
@@ -819,7 +819,7 @@ static u32 rs_get_lower_rate(struct iwl_lq_sta *lq_sta,
if (num_of_ant(tbl->ant_type) > 1)
tbl->ant_type =
- first_antenna(hw_params(priv).valid_tx_ant);
+ first_antenna(priv->hw_params.valid_tx_ant);
tbl->is_ht40 = 0;
tbl->is_SGI = 0;
@@ -1291,7 +1291,7 @@ static int rs_switch_to_mimo2(struct iwl_priv *priv,
return -1;
/* Need both Tx chains/antennas to support MIMO */
- if (hw_params(priv).tx_chains_num < 2)
+ if (priv->hw_params.tx_chains_num < 2)
return -1;
IWL_DEBUG_RATE(priv, "LQ: try to switch to MIMO2\n");
@@ -1347,7 +1347,7 @@ static int rs_switch_to_mimo3(struct iwl_priv *priv,
return -1;
/* Need both Tx chains/antennas to support MIMO */
- if (hw_params(priv).tx_chains_num < 3)
+ if (priv->hw_params.tx_chains_num < 3)
return -1;
IWL_DEBUG_RATE(priv, "LQ: try to switch to MIMO3\n");
@@ -1446,8 +1446,8 @@ static int rs_move_legacy_other(struct iwl_priv *priv,
u32 sz = (sizeof(struct iwl_scale_tbl_info) -
(sizeof(struct iwl_rate_scale_data) * IWL_RATE_COUNT));
u8 start_action;
- u8 valid_tx_ant = hw_params(priv).valid_tx_ant;
- u8 tx_chains_num = hw_params(priv).tx_chains_num;
+ u8 valid_tx_ant = priv->hw_params.valid_tx_ant;
+ u8 tx_chains_num = priv->hw_params.tx_chains_num;
int ret = 0;
u8 update_search_tbl_counter = 0;
@@ -1464,7 +1464,7 @@ static int rs_move_legacy_other(struct iwl_priv *priv,
case IWL_BT_COEX_TRAFFIC_LOAD_CONTINUOUS:
/* avoid antenna B and MIMO */
valid_tx_ant =
- first_antenna(hw_params(priv).valid_tx_ant);
+ first_antenna(priv->hw_params.valid_tx_ant);
if (tbl->action >= IWL_LEGACY_SWITCH_ANTENNA2 &&
tbl->action != IWL_LEGACY_SWITCH_SISO)
tbl->action = IWL_LEGACY_SWITCH_SISO;
@@ -1488,7 +1488,7 @@ static int rs_move_legacy_other(struct iwl_priv *priv,
else if (tbl->action >= IWL_LEGACY_SWITCH_ANTENNA2)
tbl->action = IWL_LEGACY_SWITCH_SISO;
valid_tx_ant =
- first_antenna(hw_params(priv).valid_tx_ant);
+ first_antenna(priv->hw_params.valid_tx_ant);
}
start_action = tbl->action;
@@ -1622,8 +1622,8 @@ static int rs_move_siso_to_other(struct iwl_priv *priv,
u32 sz = (sizeof(struct iwl_scale_tbl_info) -
(sizeof(struct iwl_rate_scale_data) * IWL_RATE_COUNT));
u8 start_action;
- u8 valid_tx_ant = hw_params(priv).valid_tx_ant;
- u8 tx_chains_num = hw_params(priv).tx_chains_num;
+ u8 valid_tx_ant = priv->hw_params.valid_tx_ant;
+ u8 tx_chains_num = priv->hw_params.tx_chains_num;
u8 update_search_tbl_counter = 0;
int ret;
@@ -1640,7 +1640,7 @@ static int rs_move_siso_to_other(struct iwl_priv *priv,
case IWL_BT_COEX_TRAFFIC_LOAD_CONTINUOUS:
/* avoid antenna B and MIMO */
valid_tx_ant =
- first_antenna(hw_params(priv).valid_tx_ant);
+ first_antenna(priv->hw_params.valid_tx_ant);
if (tbl->action != IWL_SISO_SWITCH_ANTENNA1)
tbl->action = IWL_SISO_SWITCH_ANTENNA1;
break;
@@ -1658,7 +1658,7 @@ static int rs_move_siso_to_other(struct iwl_priv *priv,
/* configure as 1x1 if bt full concurrency */
if (priv->bt_full_concurrent) {
valid_tx_ant =
- first_antenna(hw_params(priv).valid_tx_ant);
+ first_antenna(priv->hw_params.valid_tx_ant);
if (tbl->action >= IWL_LEGACY_SWITCH_ANTENNA2)
tbl->action = IWL_SISO_SWITCH_ANTENNA1;
}
@@ -1794,8 +1794,8 @@ static int rs_move_mimo2_to_other(struct iwl_priv *priv,
u32 sz = (sizeof(struct iwl_scale_tbl_info) -
(sizeof(struct iwl_rate_scale_data) * IWL_RATE_COUNT));
u8 start_action;
- u8 valid_tx_ant = hw_params(priv).valid_tx_ant;
- u8 tx_chains_num = hw_params(priv).tx_chains_num;
+ u8 valid_tx_ant = priv->hw_params.valid_tx_ant;
+ u8 tx_chains_num = priv->hw_params.tx_chains_num;
u8 update_search_tbl_counter = 0;
int ret;
@@ -1964,8 +1964,8 @@ static int rs_move_mimo3_to_other(struct iwl_priv *priv,
u32 sz = (sizeof(struct iwl_scale_tbl_info) -
(sizeof(struct iwl_rate_scale_data) * IWL_RATE_COUNT));
u8 start_action;
- u8 valid_tx_ant = hw_params(priv).valid_tx_ant;
- u8 tx_chains_num = hw_params(priv).tx_chains_num;
+ u8 valid_tx_ant = priv->hw_params.valid_tx_ant;
+ u8 tx_chains_num = priv->hw_params.tx_chains_num;
int ret;
u8 update_search_tbl_counter = 0;
@@ -2698,7 +2698,7 @@ static void rs_initialize_lq(struct iwl_priv *priv,
i = lq_sta->last_txrate_idx;
- valid_tx_ant = hw_params(priv).valid_tx_ant;
+ valid_tx_ant = priv->hw_params.valid_tx_ant;
if (!lq_sta->search_better_tbl)
active_tbl = lq_sta->active_tbl;
@@ -2826,6 +2826,7 @@ void iwl_rs_rate_init(struct iwl_priv *priv, struct ieee80211_sta *sta, u8 sta_i
struct iwl_station_priv *sta_priv;
struct iwl_lq_sta *lq_sta;
struct ieee80211_supported_band *sband;
+ unsigned long supp; /* must be unsigned long for for_each_set_bit */
sta_priv = (struct iwl_station_priv *) sta->drv_priv;
lq_sta = &sta_priv->lq_sta;
@@ -2855,8 +2856,15 @@ void iwl_rs_rate_init(struct iwl_priv *priv, struct ieee80211_sta *sta, u8 sta_i
lq_sta->max_rate_idx = -1;
lq_sta->missed_rate_counter = IWL_MISSED_RATE_MAX;
lq_sta->is_green = rs_use_green(sta);
- lq_sta->active_legacy_rate = priv->active_rate & ~(0x1000);
- lq_sta->band = priv->band;
+ lq_sta->band = sband->band;
+ /*
+ * active legacy rates as per supported rates bitmap
+ */
+ supp = sta->supp_rates[sband->band];
+ lq_sta->active_legacy_rate = 0;
+ for_each_set_bit(i, &supp, BITS_PER_LONG)
+ lq_sta->active_legacy_rate |= BIT(sband->bitrates[i].hw_value);
+
/*
* active_siso_rate mask includes 9 MBits (bit 5), and CCK (bits 0-3),
* supp_rates[] does not; shift to convert format, force 9 MBits off.
@@ -2884,15 +2892,15 @@ void iwl_rs_rate_init(struct iwl_priv *priv, struct ieee80211_sta *sta, u8 sta_i
/* These values will be overridden later */
lq_sta->lq.general_params.single_stream_ant_msk =
- first_antenna(hw_params(priv).valid_tx_ant);
+ first_antenna(priv->hw_params.valid_tx_ant);
lq_sta->lq.general_params.dual_stream_ant_msk =
- hw_params(priv).valid_tx_ant &
- ~first_antenna(hw_params(priv).valid_tx_ant);
+ priv->hw_params.valid_tx_ant &
+ ~first_antenna(priv->hw_params.valid_tx_ant);
if (!lq_sta->lq.general_params.dual_stream_ant_msk) {
lq_sta->lq.general_params.dual_stream_ant_msk = ANT_AB;
- } else if (num_of_ant(hw_params(priv).valid_tx_ant) == 2) {
+ } else if (num_of_ant(priv->hw_params.valid_tx_ant) == 2) {
lq_sta->lq.general_params.dual_stream_ant_msk =
- hw_params(priv).valid_tx_ant;
+ priv->hw_params.valid_tx_ant;
}
/* as default allow aggregation for all tids */
@@ -2938,7 +2946,7 @@ static void rs_fill_link_cmd(struct iwl_priv *priv,
if (priv && priv->bt_full_concurrent) {
/* 1x1 only */
tbl_type.ant_type =
- first_antenna(hw_params(priv).valid_tx_ant);
+ first_antenna(priv->hw_params.valid_tx_ant);
}
/* How many times should we repeat the initial rate? */
@@ -2970,7 +2978,7 @@ static void rs_fill_link_cmd(struct iwl_priv *priv,
if (priv->bt_full_concurrent)
valid_tx_ant = ANT_A;
else
- valid_tx_ant = hw_params(priv).valid_tx_ant;
+ valid_tx_ant = priv->hw_params.valid_tx_ant;
}
/* Fill rest of rate table */
@@ -3004,7 +3012,7 @@ static void rs_fill_link_cmd(struct iwl_priv *priv,
if (priv && priv->bt_full_concurrent) {
/* 1x1 only */
tbl_type.ant_type =
- first_antenna(hw_params(priv).valid_tx_ant);
+ first_antenna(priv->hw_params.valid_tx_ant);
}
/* Indicate to uCode which entries might be MIMO.
@@ -3091,7 +3099,7 @@ static void rs_dbgfs_set_mcs(struct iwl_lq_sta *lq_sta,
u8 ant_sel_tx;
priv = lq_sta->drv;
- valid_tx_ant = hw_params(priv).valid_tx_ant;
+ valid_tx_ant = priv->hw_params.valid_tx_ant;
if (lq_sta->dbg_fixed_rate) {
ant_sel_tx =
((lq_sta->dbg_fixed_rate & RATE_MCS_ANT_ABC_MSK)
@@ -3162,9 +3170,9 @@ static ssize_t rs_sta_dbgfs_scale_table_read(struct file *file,
desc += sprintf(buff+desc, "fixed rate 0x%X\n",
lq_sta->dbg_fixed_rate);
desc += sprintf(buff+desc, "valid_tx_ant %s%s%s\n",
- (hw_params(priv).valid_tx_ant & ANT_A) ? "ANT_A," : "",
- (hw_params(priv).valid_tx_ant & ANT_B) ? "ANT_B," : "",
- (hw_params(priv).valid_tx_ant & ANT_C) ? "ANT_C" : "");
+ (priv->hw_params.valid_tx_ant & ANT_A) ? "ANT_A," : "",
+ (priv->hw_params.valid_tx_ant & ANT_B) ? "ANT_B," : "",
+ (priv->hw_params.valid_tx_ant & ANT_C) ? "ANT_C" : "");
desc += sprintf(buff+desc, "lq type %s\n",
(is_legacy(tbl->lq_type)) ? "legacy" : "HT");
if (is_Ht(tbl->lq_type)) {
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