mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-30 18:47:06 +00:00
75 lines
2.3 KiB
Diff
75 lines
2.3 KiB
Diff
--- a/drivers/net/wireless/ath/ath9k/ath9k.h
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+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
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@@ -587,6 +587,7 @@ struct ath_softc {
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struct ieee80211_hw *hw;
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struct device *dev;
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+ u32 chan_bw;
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int chan_idx;
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int chan_is_ht;
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struct survey_info *cur_survey;
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--- a/drivers/net/wireless/ath/ath9k/debug.c
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+++ b/drivers/net/wireless/ath/ath9k/debug.c
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@@ -1718,6 +1718,9 @@ int ath9k_init_debug(struct ath_hw *ah)
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debugfs_create_file("eeprom", S_IRUSR, sc->debug.debugfs_phy, sc,
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&fops_eeprom);
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+ debugfs_create_u32("chanbw", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
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+ &sc->chan_bw);
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+
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sc->debug.regidx = 0;
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memset(&sc->debug.bb_mac_samp, 0, sizeof(sc->debug.bb_mac_samp));
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sc->debug.sampidx = 0;
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--- a/drivers/net/wireless/ath/ath9k/main.c
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+++ b/drivers/net/wireless/ath/ath9k/main.c
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@@ -1649,9 +1649,10 @@ static int ath9k_config(struct ieee80211
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if (changed & IEEE80211_CONF_CHANGE_CHANNEL) {
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struct ieee80211_channel *curchan = hw->conf.channel;
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- struct ath9k_channel old_chan;
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+ struct ath9k_channel old_chan, *hchan;
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int pos = curchan->hw_value;
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int old_pos = -1;
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+ u32 oldflags;
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unsigned long flags;
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if (ah->curchan)
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@@ -1704,7 +1705,23 @@ static int ath9k_config(struct ieee80211
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memset(&sc->survey[pos], 0, sizeof(struct survey_info));
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}
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- if (ath_set_channel(sc, hw, &sc->sc_ah->channels[pos]) < 0) {
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+ hchan = &sc->sc_ah->channels[pos];
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+ oldflags = hchan->channelFlags;
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+ switch (sc->chan_bw) {
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+ case 5:
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+ hchan->channelFlags &= ~CHANNEL_HALF;
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+ hchan->channelFlags |= CHANNEL_QUARTER;
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+ break;
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+ case 10:
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+ hchan->channelFlags &= ~CHANNEL_QUARTER;
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+ hchan->channelFlags |= CHANNEL_HALF;
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+ break;
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+ default:
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+ hchan->channelFlags &= ~(CHANNEL_HALF | CHANNEL_QUARTER);
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+ break;
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+ }
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+
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+ if (ath_set_channel(sc, hw, hchan) < 0) {
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ath_err(common, "Unable to set channel\n");
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mutex_unlock(&sc->mutex);
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return -EINVAL;
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--- a/drivers/net/wireless/ath/ath9k/hw.c
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+++ b/drivers/net/wireless/ath/ath9k/hw.c
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@@ -1548,6 +1548,10 @@ int ath9k_hw_reset(struct ath_hw *ah, st
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caldata->rtt_hist.num_readings)
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allow_fbs = true;
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+ if (!ah->curchan || ((ah->curchan->channelFlags ^ chan->channelFlags) &
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+ (CHANNEL_HALF | CHANNEL_QUARTER)))
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+ bChannelChange = false;
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+
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if (bChannelChange &&
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(ah->chip_fullsleep != true) &&
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(ah->curchan != NULL) &&
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