mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-27 09:12:39 +00:00
129 lines
3.5 KiB
Diff
129 lines
3.5 KiB
Diff
--- a/drivers/net/wireless/ath/ath9k/ath9k.h
|
|
+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
|
|
@@ -659,6 +659,7 @@ struct ath_softc {
|
|
struct ieee80211_hw *hw;
|
|
struct device *dev;
|
|
|
|
+ u32 chan_bw;
|
|
struct survey_info *cur_survey;
|
|
struct survey_info survey[ATH9K_NUM_CHANNELS];
|
|
|
|
@@ -734,6 +735,7 @@ struct ath_softc {
|
|
#endif
|
|
};
|
|
|
|
+int ath9k_config(struct ieee80211_hw *hw, u32 changed);
|
|
void ath9k_tasklet(unsigned long data);
|
|
int ath_cabq_update(struct ath_softc *);
|
|
|
|
--- a/drivers/net/wireless/ath/ath9k/debug.c
|
|
+++ b/drivers/net/wireless/ath/ath9k/debug.c
|
|
@@ -1579,6 +1579,50 @@ static const struct file_operations fops
|
|
.owner = THIS_MODULE
|
|
};
|
|
|
|
+
|
|
+static ssize_t read_file_chan_bw(struct file *file, char __user *user_buf,
|
|
+ size_t count, loff_t *ppos)
|
|
+{
|
|
+ struct ath_softc *sc = file->private_data;
|
|
+ char buf[32];
|
|
+ unsigned int len;
|
|
+
|
|
+ len = sprintf(buf, "0x%08x\n", sc->chan_bw);
|
|
+ return simple_read_from_buffer(user_buf, count, ppos, buf, len);
|
|
+}
|
|
+
|
|
+static ssize_t write_file_chan_bw(struct file *file, const char __user *user_buf,
|
|
+ size_t count, loff_t *ppos)
|
|
+{
|
|
+ struct ath_softc *sc = file->private_data;
|
|
+ unsigned long chan_bw;
|
|
+ char buf[32];
|
|
+ ssize_t len;
|
|
+
|
|
+ len = min(count, sizeof(buf) - 1);
|
|
+ if (copy_from_user(buf, user_buf, len))
|
|
+ return -EFAULT;
|
|
+
|
|
+ buf[len] = '\0';
|
|
+ if (strict_strtoul(buf, 0, &chan_bw))
|
|
+ return -EINVAL;
|
|
+
|
|
+ sc->chan_bw = chan_bw;
|
|
+ if (!(sc->sc_flags & SC_OP_INVALID))
|
|
+ ath9k_config(sc->hw, IEEE80211_CONF_CHANGE_CHANNEL);
|
|
+
|
|
+ return count;
|
|
+}
|
|
+
|
|
+static const struct file_operations fops_chanbw = {
|
|
+ .read = read_file_chan_bw,
|
|
+ .write = write_file_chan_bw,
|
|
+ .open = simple_open,
|
|
+ .owner = THIS_MODULE,
|
|
+ .llseek = default_llseek,
|
|
+};
|
|
+
|
|
+
|
|
int ath9k_init_debug(struct ath_hw *ah)
|
|
{
|
|
struct ath_common *common = ath9k_hw_common(ah);
|
|
@@ -1653,5 +1697,8 @@ int ath9k_init_debug(struct ath_hw *ah)
|
|
debugfs_create_file("eeprom", S_IRUSR, sc->debug.debugfs_phy, sc,
|
|
&fops_eeprom);
|
|
|
|
+ debugfs_create_file("chanbw", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
|
|
+ sc, &fops_chanbw);
|
|
+
|
|
return 0;
|
|
}
|
|
--- a/drivers/net/wireless/ath/ath9k/main.c
|
|
+++ b/drivers/net/wireless/ath/ath9k/main.c
|
|
@@ -1127,7 +1127,7 @@ static void ath9k_disable_ps(struct ath_
|
|
ath_dbg(common, PS, "PowerSave disabled\n");
|
|
}
|
|
|
|
-static int ath9k_config(struct ieee80211_hw *hw, u32 changed)
|
|
+int ath9k_config(struct ieee80211_hw *hw, u32 changed)
|
|
{
|
|
struct ath_softc *sc = hw->priv;
|
|
struct ath_hw *ah = sc->sc_ah;
|
|
@@ -1181,9 +1181,11 @@ static int ath9k_config(struct ieee80211
|
|
|
|
if ((changed & IEEE80211_CONF_CHANGE_CHANNEL) || reset_channel) {
|
|
struct ieee80211_channel *curchan = hw->conf.channel;
|
|
+ struct ath9k_channel *hchan;
|
|
int pos = curchan->hw_value;
|
|
int old_pos = -1;
|
|
unsigned long flags;
|
|
+ u32 oldflags;
|
|
|
|
if (ah->curchan)
|
|
old_pos = ah->curchan - &ah->channels[0];
|
|
@@ -1226,7 +1228,23 @@ static int ath9k_config(struct ieee80211
|
|
memset(&sc->survey[pos], 0, sizeof(struct survey_info));
|
|
}
|
|
|
|
- if (ath_set_channel(sc, hw, &sc->sc_ah->channels[pos]) < 0) {
|
|
+ hchan = &sc->sc_ah->channels[pos];
|
|
+ oldflags = hchan->channelFlags;
|
|
+ switch (sc->chan_bw) {
|
|
+ case 5:
|
|
+ hchan->channelFlags &= ~CHANNEL_HALF;
|
|
+ hchan->channelFlags |= CHANNEL_QUARTER;
|
|
+ break;
|
|
+ case 10:
|
|
+ hchan->channelFlags &= ~CHANNEL_QUARTER;
|
|
+ hchan->channelFlags |= CHANNEL_HALF;
|
|
+ break;
|
|
+ default:
|
|
+ hchan->channelFlags &= ~(CHANNEL_HALF | CHANNEL_QUARTER);
|
|
+ break;
|
|
+ }
|
|
+
|
|
+ if (ath_set_channel(sc, hw, hchan) < 0) {
|
|
ath_err(common, "Unable to set channel\n");
|
|
mutex_unlock(&sc->mutex);
|
|
ath9k_ps_restore(sc);
|