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path: root/drivers/net/wireless/iwlwifi/iwl-4965-rs.c
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Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-4965-rs.c')
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-4965-rs.c82
1 files changed, 43 insertions, 39 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-4965-rs.c b/drivers/net/wireless/iwlwifi/iwl-4965-rs.c
index 660671f17a3b..48a6a85355ec 100644
--- a/drivers/net/wireless/iwlwifi/iwl-4965-rs.c
+++ b/drivers/net/wireless/iwlwifi/iwl-4965-rs.c
@@ -139,7 +139,7 @@ struct iwl4965_lq_sta {
u8 valid_antenna;
u8 is_green;
u8 is_dup;
- u8 phymode;
+ enum ieee80211_band band;
u8 ibss_sta_added;
/* The following are bitmaps of rates; IWL_RATE_6M_MASK, etc. */
@@ -563,7 +563,8 @@ static void rs_mcs_from_tbl(struct iwl4965_rate *mcs_rate,
* fill "search" or "active" tx mode table.
*/
static int rs_get_tbl_info_from_mcs(const struct iwl4965_rate *mcs_rate,
- int phymode, struct iwl4965_scale_tbl_info *tbl,
+ enum ieee80211_band band,
+ struct iwl4965_scale_tbl_info *tbl,
int *rate_idx)
{
int index;
@@ -588,7 +589,7 @@ static int rs_get_tbl_info_from_mcs(const struct iwl4965_rate *mcs_rate,
tbl->lq_type = LQ_NONE;
else {
- if (phymode == MODE_IEEE80211A)
+ if (band == IEEE80211_BAND_5GHZ)
tbl->lq_type = LQ_A;
else
tbl->lq_type = LQ_G;
@@ -766,7 +767,7 @@ static void rs_get_lower_rate(struct iwl4965_lq_sta *lq_sta,
if (!is_legacy(tbl->lq_type) && (!ht_possible || !scale_index)) {
switch_to_legacy = 1;
scale_index = rs_ht_to_legacy[scale_index];
- if (lq_sta->phymode == MODE_IEEE80211A)
+ if (lq_sta->band == IEEE80211_BAND_5GHZ)
tbl->lq_type = LQ_A;
else
tbl->lq_type = LQ_G;
@@ -784,7 +785,7 @@ static void rs_get_lower_rate(struct iwl4965_lq_sta *lq_sta,
/* Mask with station rate restriction */
if (is_legacy(tbl->lq_type)) {
/* supp_rates has no CCK bits in A mode */
- if (lq_sta->phymode == (u8) MODE_IEEE80211A)
+ if (lq_sta->band == IEEE80211_BAND_5GHZ)
rate_mask = (u16)(rate_mask &
(lq_sta->supp_rates << IWL_FIRST_OFDM_RATE));
else
@@ -883,9 +884,9 @@ static void rs_tx_status(void *priv_rate, struct net_device *dev,
search_win = (struct iwl4965_rate_scale_data *)
&(search_tbl->win[0]);
- tx_mcs.rate_n_flags = tx_resp->control.tx_rate;
+ tx_mcs.rate_n_flags = tx_resp->control.tx_rate->hw_value;
- rs_get_tbl_info_from_mcs(&tx_mcs, priv->phymode,
+ rs_get_tbl_info_from_mcs(&tx_mcs, priv->band,
&tbl_type, &rs_index);
if ((rs_index < 0) || (rs_index >= IWL_RATE_COUNT)) {
IWL_DEBUG_RATE("bad rate index at: %d rate 0x%X\n",
@@ -918,7 +919,7 @@ static void rs_tx_status(void *priv_rate, struct net_device *dev,
* Each tx attempt steps one entry deeper in the rate table. */
tx_mcs.rate_n_flags =
le32_to_cpu(table->rs_table[index].rate_n_flags);
- rs_get_tbl_info_from_mcs(&tx_mcs, priv->phymode,
+ rs_get_tbl_info_from_mcs(&tx_mcs, priv->band,
&tbl_type, &rs_index);
/* If type matches "search" table,
@@ -959,12 +960,12 @@ static void rs_tx_status(void *priv_rate, struct net_device *dev,
* else look up the rate that was, finally, successful.
*/
if (!tx_resp->retry_count)
- tx_mcs.rate_n_flags = tx_resp->control.tx_rate;
+ tx_mcs.rate_n_flags = tx_resp->control.tx_rate->hw_value;
else
tx_mcs.rate_n_flags =
le32_to_cpu(table->rs_table[index].rate_n_flags);
- rs_get_tbl_info_from_mcs(&tx_mcs, priv->phymode,
+ rs_get_tbl_info_from_mcs(&tx_mcs, priv->band,
&tbl_type, &rs_index);
/* Update frame history window with "success" if Tx got ACKed ... */
@@ -1801,7 +1802,7 @@ static void rs_rate_scale_perform(struct iwl4965_priv *priv,
is_green = lq_sta->is_green;
/* current tx rate */
- index = sta->last_txrate;
+ index = sta->last_txrate_idx;
IWL_DEBUG_RATE("Rate scale index %d for type %d\n", index,
tbl->lq_type);
@@ -1814,7 +1815,7 @@ static void rs_rate_scale_perform(struct iwl4965_priv *priv,
/* mask with station rate restriction */
if (is_legacy(tbl->lq_type)) {
- if (lq_sta->phymode == (u8) MODE_IEEE80211A)
+ if (lq_sta->band == IEEE80211_BAND_5GHZ)
/* supp_rates has no CCK bits in A mode */
rate_scale_index_msk = (u16) (rate_mask &
(lq_sta->supp_rates << IWL_FIRST_OFDM_RATE));
@@ -2134,15 +2135,15 @@ static void rs_rate_scale_perform(struct iwl4965_priv *priv,
out:
rs_mcs_from_tbl(&tbl->current_rate, tbl, index, is_green);
i = index;
- sta->last_txrate = i;
+ sta->last_txrate_idx = i;
- /* sta->txrate is an index to A mode rates which start
+ /* sta->txrate_idx is an index to A mode rates which start
* at IWL_FIRST_OFDM_RATE
*/
- if (lq_sta->phymode == (u8) MODE_IEEE80211A)
- sta->txrate = i - IWL_FIRST_OFDM_RATE;
+ if (lq_sta->band == IEEE80211_BAND_5GHZ)
+ sta->txrate_idx = i - IWL_FIRST_OFDM_RATE;
else
- sta->txrate = i;
+ sta->txrate_idx = i;
return;
}
@@ -2164,7 +2165,7 @@ static void rs_initialize_lq(struct iwl4965_priv *priv,
goto out;
lq_sta = (struct iwl4965_lq_sta *)sta->rate_ctrl_priv;
- i = sta->last_txrate;
+ i = sta->last_txrate_idx;
if ((lq_sta->lq.sta_id == 0xff) &&
(priv->iw_mode == IEEE80211_IF_TYPE_IBSS))
@@ -2188,7 +2189,7 @@ static void rs_initialize_lq(struct iwl4965_priv *priv,
mcs_rate.rate_n_flags |= RATE_MCS_CCK_MSK;
tbl->antenna_type = ANT_AUX;
- rs_get_tbl_info_from_mcs(&mcs_rate, priv->phymode, tbl, &rate_idx);
+ rs_get_tbl_info_from_mcs(&mcs_rate, priv->band, tbl, &rate_idx);
if (!rs_is_ant_connected(priv->valid_antenna, tbl->antenna_type))
rs_toggle_antenna(&mcs_rate, tbl);
@@ -2202,7 +2203,8 @@ static void rs_initialize_lq(struct iwl4965_priv *priv,
}
static void rs_get_rate(void *priv_rate, struct net_device *dev,
- struct ieee80211_hw_mode *mode, struct sk_buff *skb,
+ struct ieee80211_supported_band *sband,
+ struct sk_buff *skb,
struct rate_selection *sel)
{
@@ -2224,14 +2226,14 @@ static void rs_get_rate(void *priv_rate, struct net_device *dev,
fc = le16_to_cpu(hdr->frame_control);
if (!ieee80211_is_data(fc) || is_multicast_ether_addr(hdr->addr1) ||
!sta || !sta->rate_ctrl_priv) {
- sel->rate = rate_lowest(local, local->oper_hw_mode, sta);
+ sel->rate = rate_lowest(local, sband, sta);
if (sta)
sta_info_put(sta);
return;
}
lq_sta = (struct iwl4965_lq_sta *)sta->rate_ctrl_priv;
- i = sta->last_txrate;
+ i = sta->last_txrate_idx;
if ((priv->iw_mode == IEEE80211_IF_TYPE_IBSS) &&
!lq_sta->ibss_sta_added) {
@@ -2256,7 +2258,7 @@ static void rs_get_rate(void *priv_rate, struct net_device *dev,
done:
if ((i < 0) || (i > IWL_RATE_COUNT)) {
- sel->rate = rate_lowest(local, local->oper_hw_mode, sta);
+ sel->rate = rate_lowest(local, sband, sta);
return;
}
sta_info_put(sta);
@@ -2291,13 +2293,15 @@ static void rs_rate_init(void *priv_rate, void *priv_sta,
{
int i, j;
struct ieee80211_conf *conf = &local->hw.conf;
- struct ieee80211_hw_mode *mode = local->oper_hw_mode;
+ struct ieee80211_supported_band *sband;
struct iwl4965_priv *priv = (struct iwl4965_priv *)priv_rate;
struct iwl4965_lq_sta *lq_sta = priv_sta;
+ sband = local->hw.wiphy->bands[local->hw.conf.channel->band];
+
lq_sta->flush_timer = 0;
- lq_sta->supp_rates = sta->supp_rates;
- sta->txrate = 3;
+ lq_sta->supp_rates = sta->supp_rates[sband->band];
+ sta->txrate_idx = 3;
for (j = 0; j < LQ_SIZE; j++)
for (i = 0; i < IWL_RATE_COUNT; i++)
rs_rate_scale_clear_window(&(lq_sta->lq_info[j].win[i]));
@@ -2332,15 +2336,15 @@ static void rs_rate_init(void *priv_rate, void *priv_sta,
}
/* Find highest tx rate supported by hardware and destination station */
- for (i = 0; i < mode->num_rates; i++) {
- if ((sta->supp_rates & BIT(i)) &&
- (mode->rates[i].flags & IEEE80211_RATE_SUPPORTED))
- sta->txrate = i;
- }
- sta->last_txrate = sta->txrate;
+ for (i = 0; i < sband->n_bitrates; i++)
+ if (sta->supp_rates[sband->band] & BIT(i))
+ sta->txrate_idx = i;
+
+ sta->last_txrate_idx = sta->txrate_idx;
+ /* WTF is with this bogus comment? A doesn't have cck rates */
/* For MODE_IEEE80211A, cck rates are at end of rate table */
- if (local->hw.conf.phymode == MODE_IEEE80211A)
- sta->last_txrate += IWL_FIRST_OFDM_RATE;
+ if (local->hw.conf.channel->band == IEEE80211_BAND_5GHZ)
+ sta->last_txrate_idx += IWL_FIRST_OFDM_RATE;
lq_sta->is_dup = 0;
lq_sta->valid_antenna = priv->valid_antenna;
@@ -2349,7 +2353,7 @@ static void rs_rate_init(void *priv_rate, void *priv_sta,
lq_sta->active_rate = priv->active_rate;
lq_sta->active_rate &= ~(0x1000);
lq_sta->active_rate_basic = priv->active_rate_basic;
- lq_sta->phymode = priv->phymode;
+ lq_sta->band = priv->band;
#ifdef CONFIG_IWL4965_HT
/*
* active_siso_rate mask includes 9 MBits (bit 5), and CCK (bits 0-3),
@@ -2401,7 +2405,7 @@ static void rs_fill_link_cmd(struct iwl4965_lq_sta *lq_sta,
rs_dbgfs_set_mcs(lq_sta, tx_mcs, index);
/* Interpret rate_n_flags */
- rs_get_tbl_info_from_mcs(tx_mcs, lq_sta->phymode,
+ rs_get_tbl_info_from_mcs(tx_mcs, lq_sta->band,
&tbl_type, &rate_idx);
/* How many times should we repeat the initial rate? */
@@ -2455,7 +2459,7 @@ static void rs_fill_link_cmd(struct iwl4965_lq_sta *lq_sta,
index++;
}
- rs_get_tbl_info_from_mcs(&new_rate, lq_sta->phymode, &tbl_type,
+ rs_get_tbl_info_from_mcs(&new_rate, lq_sta->band, &tbl_type,
&rate_idx);
/* Indicate to uCode which entries might be MIMO.
@@ -2542,7 +2546,7 @@ static void rs_dbgfs_set_mcs(struct iwl4965_lq_sta *lq_sta,
{
u32 base_rate;
- if (lq_sta->phymode == (u8) MODE_IEEE80211A)
+ if (lq_sta->band == IEEE80211_BAND_5GHZ)
base_rate = 0x800D;
else
base_rate = 0x820A;
@@ -2802,7 +2806,7 @@ int iwl4965_fill_rs_info(struct ieee80211_hw *hw, char *buf, u8 sta_id)
cnt += sprintf(&buf[cnt], "\nrate scale type %d antenna %d "
"active_search %d rate index %d\n", lq_type, antenna,
- lq_sta->search_better_tbl, sta->last_txrate);
+ lq_sta->search_better_tbl, sta->last_txrate_idx);
sta_info_put(sta);
return cnt;
generated by cgit v1.2.3 (git 2.39.0) at 2024-08-02 07:15:22 +0300