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authorTomas Winkler <tomas.winkler@intel.com>2008-07-18 13:53:06 +0800
committerJohn W. Linville <linville@tuxdriver.com>2008-08-04 15:09:08 -0400
commit3ce84b9f2f495f59c4a4e68d814c348eaa497f65 (patch)
tree0d342d7ce132b5d310c26d207a3ec48c5de8e53f /drivers/net/wireless
parente227ceac8429ecd775c213838f0415700727b7b4 (diff)
iwlwifi: kill iwl4965_fill_rs_info
iwl4965_fill_rs_info was used in sysfs. This info is already present in iwl-agn-rs debugfs. Signed-off-by: Tomas Winkler <tomas.winkler@intel.com> Signed-off-by: Zhu Yi <yi.zhu@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless')
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-agn-rs.c92
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-agn-rs.h9
-rw-r--r--drivers/net/wireless/iwlwifi/iwl4965-base.c10
3 files changed, 0 insertions, 111 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
index eee22c6dec7..0e8100e7062 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
@@ -2600,98 +2600,6 @@ static struct rate_control_ops rs_ops = {
#endif
};
-int iwl4965_fill_rs_info(struct ieee80211_hw *hw, char *buf, u8 sta_id)
-{
- struct ieee80211_local *local = hw_to_local(hw);
- struct iwl_priv *priv = hw->priv;
- struct iwl_lq_sta *lq_sta;
- struct sta_info *sta;
- int cnt = 0, i;
- u32 samples = 0, success = 0, good = 0;
- unsigned long now = jiffies;
- 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)
- IWL_DEBUG_RATE("leave - no private rate data!\n");
- else
- IWL_DEBUG_RATE("leave - no station!\n");
- rcu_read_unlock();
- return sprintf(buf, "station %d not found\n", sta_id);
- }
-
- lq_sta = (void *)sta->rate_ctrl_priv;
-
- lq_type = lq_sta->lq_info[lq_sta->active_tbl].lq_type;
- antenna = lq_sta->lq_info[lq_sta->active_tbl].ant_type;
-
- if (is_legacy(lq_type))
- i = IWL_RATE_54M_INDEX;
- else
- i = IWL_RATE_60M_INDEX;
- while (1) {
- u64 mask;
- int j;
- int active = lq_sta->active_tbl;
-
- cnt +=
- sprintf(&buf[cnt], " %2dMbs: ", iwl_rates[i].ieee / 2);
-
- mask = (1ULL << (IWL_RATE_MAX_WINDOW - 1));
- for (j = 0; j < IWL_RATE_MAX_WINDOW; j++, mask >>= 1)
- buf[cnt++] =
- (lq_sta->lq_info[active].win[i].data & mask)
- ? '1' : '0';
-
- samples += lq_sta->lq_info[active].win[i].counter;
- good += lq_sta->lq_info[active].win[i].success_counter;
- success += lq_sta->lq_info[active].win[i].success_counter *
- iwl_rates[i].ieee;
-
- if (lq_sta->lq_info[active].win[i].stamp) {
- int delta =
- jiffies_to_msecs(now -
- lq_sta->lq_info[active].win[i].stamp);
-
- if (delta > max_time)
- max_time = delta;
-
- cnt += sprintf(&buf[cnt], "%5dms\n", delta);
- } else
- buf[cnt++] = '\n';
-
- j = iwl4965_get_prev_ieee_rate(i);
- if (j == i)
- break;
- i = j;
- }
-
- /*
- * Display the average rate of all samples taken.
- * NOTE: We multiply # of samples by 2 since the IEEE measurement
- * added from iwl_rates is actually 2X the rate.
- */
- if (samples)
- cnt += sprintf(&buf[cnt],
- "\nAverage rate is %3d.%02dMbs over last %4dms\n"
- "%3d%% success (%d good packets over %d tries)\n",
- success / (2 * samples), (success * 5 / samples) % 10,
- max_time, good * 100 / samples, good, samples);
- else
- cnt += sprintf(&buf[cnt], "\nAverage rate: 0Mbs\n");
-
- 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_idx);
-
- rcu_read_unlock();
- return cnt;
-}
-
int iwlagn_rate_control_register(void)
{
return ieee80211_rate_control_register(&rs_ops);
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rs.h b/drivers/net/wireless/iwlwifi/iwl-agn-rs.h
index 3b06c9da77e..84d4d1e3375 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-rs.h
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-rs.h
@@ -287,15 +287,6 @@ static inline u8 iwl4965_get_prev_ieee_rate(u8 rate_index)
}
/**
- * iwl4965_fill_rs_info - Fill an output text buffer with the rate representation
- *
- * NOTE: This is provided as a quick mechanism for a user to visualize
- * the performance of the rate control algorithm and is not meant to be
- * parsed software.
- */
-extern int iwl4965_fill_rs_info(struct ieee80211_hw *, char *buf, u8 sta_id);
-
-/**
* iwl4965_rate_control_register - Register the rate control algorithm callbacks
*
* Since the rate control algorithm is hardware specific, there is no need
diff --git a/drivers/net/wireless/iwlwifi/iwl4965-base.c b/drivers/net/wireless/iwlwifi/iwl4965-base.c
index dcd11e9bd86..9db6aac0218 100644
--- a/drivers/net/wireless/iwlwifi/iwl4965-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl4965-base.c
@@ -3687,15 +3687,6 @@ static ssize_t show_temperature(struct device *d,
static DEVICE_ATTR(temperature, S_IRUGO, show_temperature, NULL);
-static ssize_t show_rs_window(struct device *d,
- struct device_attribute *attr,
- char *buf)
-{
- struct iwl_priv *priv = d->driver_data;
- return iwl4965_fill_rs_info(priv->hw, buf, IWL_AP_ID);
-}
-static DEVICE_ATTR(rs_window, S_IRUGO, show_rs_window, NULL);
-
static ssize_t show_tx_power(struct device *d,
struct device_attribute *attr, char *buf)
{
@@ -4118,7 +4109,6 @@ static struct attribute *iwl4965_sysfs_entries[] = {
#endif
&dev_attr_power_level.attr,
&dev_attr_retry_rate.attr,
- &dev_attr_rs_window.attr,
&dev_attr_statistics.attr,
&dev_attr_status.attr,
&dev_attr_temperature.attr,