/******************************************************************************
*
- * Copyright(c) 2005 - 2007 Intel Corporation. All rights reserved.
+ * Copyright(c) 2005 - 2008 Intel Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of version 2 of the GNU General Public License as
#include <linux/workqueue.h>
-#include "../net/mac80211/ieee80211_rate.h"
+#include "../net/mac80211/rate.h"
#include "iwl-4965.h"
+#include "iwl-core.h"
#include "iwl-helpers.h"
#define RS_NAME "iwl-4965-rs"
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. */
u16 active_mimo_rate;
u16 active_rate_basic;
- struct iwl4965_link_quality_cmd lq;
+ struct iwl_link_quality_cmd lq;
struct iwl4965_scale_tbl_info lq_info[LQ_SIZE]; /* "active", "search" */
#ifdef CONFIG_IWL4965_HT
struct iwl4965_traffic_load load[TID_MAX_LOAD_COUNT];
struct dentry *rs_sta_dbgfs_tx_agg_tid_en_file;
#endif
struct iwl4965_rate dbg_fixed;
- struct iwl4965_priv *drv;
+ struct iwl_priv *drv;
#endif
};
-static void rs_rate_scale_perform(struct iwl4965_priv *priv,
+static void rs_rate_scale_perform(struct iwl_priv *priv,
struct net_device *dev,
struct ieee80211_hdr *hdr,
struct sta_info *sta);
static void rs_fill_link_cmd(struct iwl4965_lq_sta *lq_sta,
struct iwl4965_rate *tx_mcs,
- struct iwl4965_link_quality_cmd *tbl);
+ struct iwl_link_quality_cmd *tbl);
#ifdef CONFIG_MAC80211_DEBUGFS
0, 0, 0, 0, 131, 131, 191, 222, 242, 270, 284, 289, 293
};
-static int iwl4965_lq_sync_callback(struct iwl4965_priv *priv,
- struct iwl4965_cmd *cmd, struct sk_buff *skb)
-{
- /*We didn't cache the SKB; let the caller free it */
- return 1;
-}
-
static inline u8 iwl4965_rate_get_rate(u32 rate_n_flags)
{
return (u8)(rate_n_flags & 0xFF);
}
-static int rs_send_lq_cmd(struct iwl4965_priv *priv,
- struct iwl4965_link_quality_cmd *lq, u8 flags)
-{
-#ifdef CONFIG_IWL4965_DEBUG
- int i;
-#endif
- struct iwl4965_host_cmd cmd = {
- .id = REPLY_TX_LINK_QUALITY_CMD,
- .len = sizeof(struct iwl4965_link_quality_cmd),
- .meta.flags = flags,
- .data = lq,
- };
-
- if ((lq->sta_id == 0xFF) &&
- (priv->iw_mode == IEEE80211_IF_TYPE_IBSS))
- return -EINVAL;
-
- if (lq->sta_id == 0xFF)
- lq->sta_id = IWL_AP_ID;
-
- IWL_DEBUG_RATE("lq station id 0x%x\n", lq->sta_id);
- IWL_DEBUG_RATE("lq dta 0x%X 0x%X\n",
- lq->general_params.single_stream_ant_msk,
- lq->general_params.dual_stream_ant_msk);
-#ifdef CONFIG_IWL4965_DEBUG
- for (i = 0; i < LINK_QUAL_MAX_RETRY_NUM; i++)
- IWL_DEBUG_RATE("lq index %d 0x%X\n",
- i, lq->rs_table[i].rate_n_flags);
-#endif
-
- if (flags & CMD_ASYNC)
- cmd.meta.u.callback = iwl4965_lq_sync_callback;
-
- if (iwl4965_is_associated(priv) && priv->assoc_station_added &&
- priv->lq_mngr.lq_ready)
- return iwl4965_send_cmd(priv, &cmd);
-
- return 0;
-}
-
static void rs_rate_scale_clear_window(struct iwl4965_rate_scale_data *window)
{
window->data = 0;
return tl->total;
}
-static void rs_tl_turn_on_agg_for_tid(struct iwl4965_priv *priv,
+static void rs_tl_turn_on_agg_for_tid(struct iwl_priv *priv,
struct iwl4965_lq_sta *lq_data, u8 tid,
struct sta_info *sta)
{
DECLARE_MAC_BUF(mac);
spin_lock_bh(&sta->ampdu_mlme.ampdu_tx);
- state = sta->ampdu_mlme.tid_tx[tid].state;
+ state = sta->ampdu_mlme.tid_state_tx[tid];
spin_unlock_bh(&sta->ampdu_mlme.ampdu_tx);
if (state == HT_AGG_STATE_IDLE &&
}
}
-static void rs_tl_turn_on_agg(struct iwl4965_priv *priv, u8 tid,
+static void rs_tl_turn_on_agg(struct iwl_priv *priv, u8 tid,
struct iwl4965_lq_sta *lq_data,
struct sta_info *sta)
{
* 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;
u32 ant_msk;
- index = iwl4965_rate_index_from_plcp(mcs_rate->rate_n_flags);
+ index = iwl4965_hwrate_to_plcp_idx(mcs_rate->rate_n_flags);
if (index == IWL_RATE_INVALID) {
*rate_idx = -1;
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;
}
}
-static inline u8 rs_use_green(struct iwl4965_priv *priv,
+static inline u8 rs_use_green(struct iwl_priv *priv,
struct ieee80211_conf *conf)
{
#ifdef CONFIG_IWL4965_HT
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;
/* 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
u8 retries;
int rs_index, index = 0;
struct iwl4965_lq_sta *lq_sta;
- struct iwl4965_link_quality_cmd *table;
+ struct iwl_link_quality_cmd *table;
struct sta_info *sta;
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
- struct iwl4965_priv *priv = (struct iwl4965_priv *)priv_rate;
+ struct iwl_priv *priv = (struct iwl_priv *)priv_rate;
struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
+ struct ieee80211_hw *hw = local_to_hw(local);
struct iwl4965_rate_scale_data *window = NULL;
struct iwl4965_rate_scale_data *search_win = NULL;
struct iwl4965_rate tx_mcs;
if (retries > 15)
retries = 15;
+ rcu_read_lock();
sta = sta_info_get(local, hdr->addr1);
- if (!sta || !sta->rate_ctrl_priv) {
- if (sta)
- sta_info_put(sta);
- return;
- }
+ if (!sta || !sta->rate_ctrl_priv)
+ goto out;
+
lq_sta = (struct iwl4965_lq_sta *)sta->rate_ctrl_priv;
if (!priv->lq_mngr.lq_ready)
- return;
+ goto out;
if ((priv->iw_mode == IEEE80211_IF_TYPE_IBSS) &&
!lq_sta->ibss_sta_added)
- return;
+ goto out;
table = &lq_sta->lq;
active_index = lq_sta->active_tbl;
search_win = (struct iwl4965_rate_scale_data *)
&(search_tbl->win[0]);
- tx_mcs.rate_n_flags = tx_resp->control.tx_rate;
-
- rs_get_tbl_info_from_mcs(&tx_mcs, priv->phymode,
- &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",
- rs_index, tx_mcs.rate_n_flags);
- sta_info_put(sta);
- return;
- }
-
/*
* Ignore this Tx frame response if its initial rate doesn't match
* that of latest Link Quality command. There may be stragglers
* to check "search" mode, or a prior "search" mode after we've moved
* to a new "search" mode (which might become the new "active" mode).
*/
- if (retries &&
- (tx_mcs.rate_n_flags !=
- le32_to_cpu(table->rs_table[0].rate_n_flags))) {
- IWL_DEBUG_RATE("initial rate does not match 0x%x 0x%x\n",
- tx_mcs.rate_n_flags,
- le32_to_cpu(table->rs_table[0].rate_n_flags));
- sta_info_put(sta);
- return;
+ tx_mcs.rate_n_flags = le32_to_cpu(table->rs_table[0].rate_n_flags);
+ rs_get_tbl_info_from_mcs(&tx_mcs, priv->band, &tbl_type, &rs_index);
+ if (priv->band == IEEE80211_BAND_5GHZ)
+ rs_index -= IWL_FIRST_OFDM_RATE;
+
+ if ((tx_resp->control.tx_rate == NULL) ||
+ (tbl_type.is_SGI ^
+ !!(tx_resp->control.flags & IEEE80211_TXCTL_SHORT_GI)) ||
+ (tbl_type.is_fat ^
+ !!(tx_resp->control.flags & IEEE80211_TXCTL_40_MHZ_WIDTH)) ||
+ (tbl_type.is_dup ^
+ !!(tx_resp->control.flags & IEEE80211_TXCTL_DUP_DATA)) ||
+ (tbl_type.antenna_type ^
+ tx_resp->control.antenna_sel_tx) ||
+ (!!(tx_mcs.rate_n_flags & RATE_MCS_HT_MSK) ^
+ !!(tx_resp->control.flags & IEEE80211_TXCTL_OFDM_HT)) ||
+ (!!(tx_mcs.rate_n_flags & RATE_MCS_GF_MSK) ^
+ !!(tx_resp->control.flags & IEEE80211_TXCTL_GREEN_FIELD)) ||
+ (hw->wiphy->bands[priv->band]->bitrates[rs_index].bitrate !=
+ tx_resp->control.tx_rate->bitrate)) {
+ IWL_DEBUG_RATE("initial rate does not match 0x%x\n",
+ tx_mcs.rate_n_flags);
+ goto out;
}
/* Update frame history window with "failure" for each Tx retry. */
* 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,
* if Tx was successful first try, use original rate,
* else look up the rate that was, finally, successful.
*/
- if (!tx_resp->retry_count)
- tx_mcs.rate_n_flags = tx_resp->control.tx_rate;
- 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,
- &tbl_type, &rs_index);
+ tx_mcs.rate_n_flags = le32_to_cpu(table->rs_table[index].rate_n_flags);
+ rs_get_tbl_info_from_mcs(&tx_mcs, priv->band, &tbl_type, &rs_index);
/* Update frame history window with "success" if Tx got ACKed ... */
if (tx_resp->flags & IEEE80211_TX_STATUS_ACK)
/* See if there's a better rate or modulation mode to try. */
rs_rate_scale_perform(priv, dev, hdr, sta);
- sta_info_put(sta);
+out:
+ rcu_read_unlock();
return;
}
* to decrease to match "active" throughput. When moving from MIMO to SISO,
* bit rate will typically need to increase, but not if performance was bad.
*/
-static s32 rs_get_best_rate(struct iwl4965_priv *priv,
+static s32 rs_get_best_rate(struct iwl_priv *priv,
struct iwl4965_lq_sta *lq_sta,
struct iwl4965_scale_tbl_info *tbl, /* "search" */
u16 rate_mask, s8 index, s8 rate)
/*
* Set up search table for MIMO
*/
-static int rs_switch_to_mimo(struct iwl4965_priv *priv,
+static int rs_switch_to_mimo(struct iwl_priv *priv,
struct iwl4965_lq_sta *lq_sta,
struct ieee80211_conf *conf,
struct sta_info *sta,
/*
* Set up search table for SISO
*/
-static int rs_switch_to_siso(struct iwl4965_priv *priv,
+static int rs_switch_to_siso(struct iwl_priv *priv,
struct iwl4965_lq_sta *lq_sta,
struct ieee80211_conf *conf,
struct sta_info *sta,
/*
* Try to switch to new modulation mode from legacy
*/
-static int rs_move_legacy_other(struct iwl4965_priv *priv,
+static int rs_move_legacy_other(struct iwl_priv *priv,
struct iwl4965_lq_sta *lq_sta,
struct ieee80211_conf *conf,
struct sta_info *sta,
/*
* Try to switch to new modulation mode from SISO
*/
-static int rs_move_siso_to_other(struct iwl4965_priv *priv,
+static int rs_move_siso_to_other(struct iwl_priv *priv,
struct iwl4965_lq_sta *lq_sta,
struct ieee80211_conf *conf,
struct sta_info *sta,
/*
* Try to switch to new modulation mode from MIMO
*/
-static int rs_move_mimo_to_other(struct iwl4965_priv *priv,
+static int rs_move_mimo_to_other(struct iwl_priv *priv,
struct iwl4965_lq_sta *lq_sta,
struct ieee80211_conf *conf,
struct sta_info *sta,
/*
* Do rate scaling and search for new modulation mode.
*/
-static void rs_rate_scale_perform(struct iwl4965_priv *priv,
+static void rs_rate_scale_perform(struct iwl_priv *priv,
struct net_device *dev,
struct ieee80211_hdr *hdr,
struct sta_info *sta)
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);
/* 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));
if (update_lq) {
rs_mcs_from_tbl(&mcs_rate, tbl, index, is_green);
rs_fill_link_cmd(lq_sta, &mcs_rate, &lq_sta->lq);
- rs_send_lq_cmd(priv, &lq_sta->lq, CMD_ASYNC);
+ iwl_send_lq_cmd(priv, &lq_sta->lq, CMD_ASYNC);
}
goto out;
tbl = &(lq_sta->lq_info[active_tbl]);
/* Revert to "active" rate and throughput info */
- index = iwl4965_rate_index_from_plcp(
+ index = iwl4965_hwrate_to_plcp_idx(
tbl->current_rate.rate_n_flags);
current_tpt = lq_sta->last_tpt;
if (update_lq) {
rs_mcs_from_tbl(&mcs_rate, tbl, index, is_green);
rs_fill_link_cmd(lq_sta, &mcs_rate, &lq_sta->lq);
- rs_send_lq_cmd(priv, &lq_sta->lq, CMD_ASYNC);
+ iwl_send_lq_cmd(priv, &lq_sta->lq, CMD_ASYNC);
}
/* Should we stay with this modulation mode, or search for a new one? */
rs_rate_scale_clear_window(&(tbl->win[i]));
/* Use new "search" start rate */
- index = iwl4965_rate_index_from_plcp(
+ index = iwl4965_hwrate_to_plcp_idx(
tbl->current_rate.rate_n_flags);
IWL_DEBUG_HT("Switch current mcs: %X index: %d\n",
tbl->current_rate.rate_n_flags, index);
rs_fill_link_cmd(lq_sta, &tbl->current_rate,
&lq_sta->lq);
- rs_send_lq_cmd(priv, &lq_sta->lq, CMD_ASYNC);
+ iwl_send_lq_cmd(priv, &lq_sta->lq, CMD_ASYNC);
}
/* If the "active" (non-search) mode was legacy,
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;
}
-static void rs_initialize_lq(struct iwl4965_priv *priv,
+static void rs_initialize_lq(struct iwl_priv *priv,
struct ieee80211_conf *conf,
struct sta_info *sta)
{
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))
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);
tbl->current_rate.rate_n_flags = mcs_rate.rate_n_flags;
rs_get_expected_tpt_table(lq_sta, tbl);
rs_fill_link_cmd(lq_sta, &mcs_rate, &lq_sta->lq);
- rs_send_lq_cmd(priv, &lq_sta->lq, CMD_ASYNC);
+ iwl_send_lq_cmd(priv, &lq_sta->lq, CMD_ASYNC);
out:
return;
}
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)
{
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
struct sta_info *sta;
u16 fc;
- struct iwl4965_priv *priv = (struct iwl4965_priv *)priv_rate;
+ struct iwl_priv *priv = (struct iwl_priv *)priv_rate;
struct iwl4965_lq_sta *lq_sta;
IWL_DEBUG_RATE_LIMIT("rate scale calculate new rate for skb\n");
+ rcu_read_lock();
+
sta = sta_info_get(local, hdr->addr1);
/* Send management frames and broadcast/multicast data using lowest
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);
- if (sta)
- sta_info_put(sta);
- return;
+ sel->rate = rate_lowest(local, sband, sta);
+ goto out;
}
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) {
goto done;
}
- done:
+done:
if ((i < 0) || (i > IWL_RATE_COUNT)) {
- sel->rate = rate_lowest(local, local->oper_hw_mode, sta);
- return;
+ sel->rate = rate_lowest(local, sband, sta);
+ goto out;
}
- sta_info_put(sta);
sel->rate = &priv->ieee_rates[i];
+out:
+ rcu_read_unlock();
}
static void *rs_alloc_sta(void *priv, gfp_t gfp)
{
int i, j;
struct ieee80211_conf *conf = &local->hw.conf;
- struct ieee80211_hw_mode *mode = local->oper_hw_mode;
- struct iwl4965_priv *priv = (struct iwl4965_priv *)priv_rate;
+ struct ieee80211_supported_band *sband;
+ struct iwl_priv *priv = (struct iwl_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]));
}
/* 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;
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),
static void rs_fill_link_cmd(struct iwl4965_lq_sta *lq_sta,
struct iwl4965_rate *tx_mcs,
- struct iwl4965_link_quality_cmd *lq_cmd)
+ struct iwl_link_quality_cmd *lq_cmd)
{
int index = 0;
int rate_idx;
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? */
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.
static void rs_clear(void *priv_rate)
{
- struct iwl4965_priv *priv = (struct iwl4965_priv *) priv_rate;
+ struct iwl_priv *priv = (struct iwl_priv *) priv_rate;
IWL_DEBUG_RATE("enter\n");
{
u32 base_rate;
- if (lq_sta->phymode == (u8) MODE_IEEE80211A)
+ if (lq_sta->band == IEEE80211_BAND_5GHZ)
base_rate = 0x800D;
else
base_rate = 0x820A;
if (lq_sta->dbg_fixed.rate_n_flags) {
rs_fill_link_cmd(lq_sta, &lq_sta->dbg_fixed, &lq_sta->lq);
- rs_send_lq_cmd(lq_sta->drv, &lq_sta->lq, CMD_ASYNC);
+ iwl_send_lq_cmd(lq_sta->drv, &lq_sta->lq, CMD_ASYNC);
}
return count;
int iwl4965_fill_rs_info(struct ieee80211_hw *hw, char *buf, u8 sta_id)
{
struct ieee80211_local *local = hw_to_local(hw);
- struct iwl4965_priv *priv = hw->priv;
+ struct iwl_priv *priv = hw->priv;
struct iwl4965_lq_sta *lq_sta;
struct sta_info *sta;
int cnt = 0, i;
u32 max_time = 0;
u8 lq_type, antenna;
+ rcu_read_lock();
+
sta = sta_info_get(local, priv->stations[sta_id].sta.sta.addr);
if (!sta || !sta->rate_ctrl_priv) {
- if (sta) {
- sta_info_put(sta);
+ if (sta)
IWL_DEBUG_RATE("leave - no private rate data!\n");
- } else
+ else
IWL_DEBUG_RATE("leave - no station!\n");
+ rcu_read_unlock();
return sprintf(buf, "station %d not found\n", 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);
+ rcu_read_unlock();
return cnt;
}
void iwl4965_rate_scale_init(struct ieee80211_hw *hw, s32 sta_id)
{
- struct iwl4965_priv *priv = hw->priv;
+ struct iwl_priv *priv = hw->priv;
priv->lq_mngr.lq_ready = 1;
}
-void iwl4965_rate_control_register(struct ieee80211_hw *hw)
+int iwl4965_rate_control_register(void)
{
- ieee80211_rate_control_register(&rs_ops);
+ return ieee80211_rate_control_register(&rs_ops);
}
-void iwl4965_rate_control_unregister(struct ieee80211_hw *hw)
+void iwl4965_rate_control_unregister(void)
{
ieee80211_rate_control_unregister(&rs_ops);
}