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path: root/drivers/net/wireless/iwlegacy/4965-rs.c
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Diffstat (limited to 'drivers/net/wireless/iwlegacy/4965-rs.c')
-rw-r--r--drivers/net/wireless/iwlegacy/4965-rs.c48
1 files changed, 15 insertions, 33 deletions
diff --git a/drivers/net/wireless/iwlegacy/4965-rs.c b/drivers/net/wireless/iwlegacy/4965-rs.c
index 467d0cb..d7e2856 100644
--- a/drivers/net/wireless/iwlegacy/4965-rs.c
+++ b/drivers/net/wireless/iwlegacy/4965-rs.c
@@ -641,13 +641,10 @@ il4965_rs_toggle_antenna(u32 valid_ant, u32 *rate_n_flags,
* there are no non-GF stations present in the BSS.
*/
static bool
-il4965_rs_use_green(struct ieee80211_sta *sta)
+il4965_rs_use_green(struct il_priv *il, struct ieee80211_sta *sta)
{
- struct il_station_priv *sta_priv = (void *)sta->drv_priv;
- struct il_rxon_context *ctx = sta_priv->common.ctx;
-
return (sta->ht_cap.cap & IEEE80211_HT_CAP_GRN_FLD) &&
- !(ctx->ht.non_gf_sta_present);
+ !il->ht.non_gf_sta_present;
}
/**
@@ -823,8 +820,6 @@ il4965_rs_tx_status(void *il_r, struct ieee80211_supported_band *sband,
u32 tx_rate;
struct il_scale_tbl_info tbl_type;
struct il_scale_tbl_info *curr_tbl, *other_tbl, *tmp_tbl;
- struct il_station_priv *sta_priv = (void *)sta->drv_priv;
- struct il_rxon_context *ctx = sta_priv->common.ctx;
D_RATE("get frame ack response, update rate scale win\n");
@@ -892,7 +887,7 @@ il4965_rs_tx_status(void *il_r, struct ieee80211_supported_band *sband,
lq_sta->missed_rate_counter++;
if (lq_sta->missed_rate_counter > IL_MISSED_RATE_MAX) {
lq_sta->missed_rate_counter = 0;
- il_send_lq_cmd(il, ctx, &lq_sta->lq, CMD_ASYNC, false);
+ il_send_lq_cmd(il, &lq_sta->lq, CMD_ASYNC, false);
}
/* Regardless, ignore this status info for outdated rate */
return;
@@ -1184,8 +1179,6 @@ il4965_rs_switch_to_mimo2(struct il_priv *il, struct il_lq_sta *lq_sta,
u16 rate_mask;
s32 rate;
s8 is_green = lq_sta->is_green;
- struct il_station_priv *sta_priv = (void *)sta->drv_priv;
- struct il_rxon_context *ctx = sta_priv->common.ctx;
if (!conf_is_ht(conf) || !sta->ht_cap.ht_supported)
return -1;
@@ -1206,7 +1199,7 @@ il4965_rs_switch_to_mimo2(struct il_priv *il, struct il_lq_sta *lq_sta,
tbl->max_search = IL_MAX_SEARCH;
rate_mask = lq_sta->active_mimo2_rate;
- if (il_is_ht40_tx_allowed(il, ctx, &sta->ht_cap))
+ if (il_is_ht40_tx_allowed(il, &sta->ht_cap))
tbl->is_ht40 = 1;
else
tbl->is_ht40 = 0;
@@ -1240,8 +1233,6 @@ il4965_rs_switch_to_siso(struct il_priv *il, struct il_lq_sta *lq_sta,
u16 rate_mask;
u8 is_green = lq_sta->is_green;
s32 rate;
- struct il_station_priv *sta_priv = (void *)sta->drv_priv;
- struct il_rxon_context *ctx = sta_priv->common.ctx;
if (!conf_is_ht(conf) || !sta->ht_cap.ht_supported)
return -1;
@@ -1254,7 +1245,7 @@ il4965_rs_switch_to_siso(struct il_priv *il, struct il_lq_sta *lq_sta,
tbl->max_search = IL_MAX_SEARCH;
rate_mask = lq_sta->active_siso_rate;
- if (il_is_ht40_tx_allowed(il, ctx, &sta->ht_cap))
+ if (il_is_ht40_tx_allowed(il, &sta->ht_cap))
tbl->is_ht40 = 1;
else
tbl->is_ht40 = 0;
@@ -1733,8 +1724,7 @@ il4965_rs_stay_in_table(struct il_lq_sta *lq_sta, bool force_search)
* setup rate table in uCode
*/
static void
-il4965_rs_update_rate_tbl(struct il_priv *il, struct il_rxon_context *ctx,
- struct il_lq_sta *lq_sta,
+il4965_rs_update_rate_tbl(struct il_priv *il, struct il_lq_sta *lq_sta,
struct il_scale_tbl_info *tbl, int idx, u8 is_green)
{
u32 rate;
@@ -1742,7 +1732,7 @@ il4965_rs_update_rate_tbl(struct il_priv *il, struct il_rxon_context *ctx,
/* Update uCode's rate table. */
rate = il4965_rate_n_flags_from_tbl(il, tbl, idx, is_green);
il4965_rs_fill_link_cmd(il, lq_sta, rate);
- il_send_lq_cmd(il, ctx, &lq_sta->lq, CMD_ASYNC, false);
+ il_send_lq_cmd(il, &lq_sta->lq, CMD_ASYNC, false);
}
/*
@@ -1778,8 +1768,6 @@ il4965_rs_rate_scale_perform(struct il_priv *il, struct sk_buff *skb,
s32 sr;
u8 tid = MAX_TID_COUNT;
struct il_tid_data *tid_data;
- struct il_station_priv *sta_priv = (void *)sta->drv_priv;
- struct il_rxon_context *ctx = sta_priv->common.ctx;
D_RATE("rate scale calculate new rate for skb\n");
@@ -1815,7 +1803,7 @@ il4965_rs_rate_scale_perform(struct il_priv *il, struct sk_buff *skb,
if (is_legacy(tbl->lq_type))
lq_sta->is_green = 0;
else
- lq_sta->is_green = il4965_rs_use_green(sta);
+ lq_sta->is_green = il4965_rs_use_green(il, sta);
is_green = lq_sta->is_green;
/* current tx rate */
@@ -1854,7 +1842,7 @@ il4965_rs_rate_scale_perform(struct il_priv *il, struct sk_buff *skb,
tbl = &(lq_sta->lq_info[lq_sta->active_tbl]);
/* get "active" rate info */
idx = il4965_hwrate_to_plcp_idx(tbl->current_rate);
- il4965_rs_update_rate_tbl(il, ctx, lq_sta, tbl, idx,
+ il4965_rs_update_rate_tbl(il, lq_sta, tbl, idx,
is_green);
}
return;
@@ -2057,8 +2045,7 @@ il4965_rs_rate_scale_perform(struct il_priv *il, struct sk_buff *skb,
lq_update:
/* Replace uCode's rate table for the destination station. */
if (update_lq)
- il4965_rs_update_rate_tbl(il, ctx, lq_sta, tbl, idx,
- is_green);
+ il4965_rs_update_rate_tbl(il, lq_sta, tbl, idx, is_green);
/* Should we stay with this modulation mode,
* or search for a new one? */
@@ -2098,7 +2085,7 @@ lq_update:
D_RATE("Switch current mcs: %X idx: %d\n",
tbl->current_rate, idx);
il4965_rs_fill_link_cmd(il, lq_sta, tbl->current_rate);
- il_send_lq_cmd(il, ctx, &lq_sta->lq, CMD_ASYNC, false);
+ il_send_lq_cmd(il, &lq_sta->lq, CMD_ASYNC, false);
} else
done_search = 1;
}
@@ -2166,17 +2153,15 @@ il4965_rs_initialize_lq(struct il_priv *il, struct ieee80211_conf *conf,
int rate_idx;
int i;
u32 rate;
- u8 use_green = il4965_rs_use_green(sta);
+ u8 use_green = il4965_rs_use_green(il, sta);
u8 active_tbl = 0;
u8 valid_tx_ant;
struct il_station_priv *sta_priv;
- struct il_rxon_context *ctx;
if (!sta || !lq_sta)
return;
sta_priv = (void *)sta->drv_priv;
- ctx = sta_priv->common.ctx;
i = lq_sta->last_txrate_idx;
@@ -2208,7 +2193,7 @@ il4965_rs_initialize_lq(struct il_priv *il, struct ieee80211_conf *conf,
il4965_rs_set_expected_tpt_table(lq_sta, tbl);
il4965_rs_fill_link_cmd(NULL, lq_sta, rate);
il->stations[lq_sta->lq.sta_id].lq = &lq_sta->lq;
- il_send_lq_cmd(il, ctx, &lq_sta->lq, CMD_SYNC, true);
+ il_send_lq_cmd(il, &lq_sta->lq, CMD_SYNC, true);
}
static void
@@ -2341,7 +2326,7 @@ il4965_rs_rate_init(struct il_priv *il, struct ieee80211_sta *sta, u8 sta_id)
lq_sta->is_dup = 0;
lq_sta->max_rate_idx = -1;
lq_sta->missed_rate_counter = IL_MISSED_RATE_MAX;
- lq_sta->is_green = il4965_rs_use_green(sta);
+ lq_sta->is_green = il4965_rs_use_green(il, sta);
lq_sta->active_legacy_rate = il->active_rate & ~(0x1000);
lq_sta->band = il->band;
/*
@@ -2579,9 +2564,6 @@ il4965_rs_sta_dbgfs_scale_table_write(struct file *file,
char buf[64];
size_t buf_size;
u32 parsed_rate;
- struct il_station_priv *sta_priv =
- container_of(lq_sta, struct il_station_priv, lq_sta);
- struct il_rxon_context *ctx = sta_priv->common.ctx;
il = lq_sta->drv;
memset(buf, 0, sizeof(buf));
@@ -2603,7 +2585,7 @@ il4965_rs_sta_dbgfs_scale_table_write(struct file *file,
if (lq_sta->dbg_fixed_rate) {
il4965_rs_fill_link_cmd(NULL, lq_sta, lq_sta->dbg_fixed_rate);
- il_send_lq_cmd(lq_sta->drv, ctx, &lq_sta->lq, CMD_ASYNC, false);
+ il_send_lq_cmd(lq_sta->drv, &lq_sta->lq, CMD_ASYNC, false);
}
return count;
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