1e5b7c17b0
Based on patch by Bryan Forbes <bryan@reigndropsfall.net> Also update mt76 to update for API changes Signed-off-by: Felix Fietkau <nbd@openwrt.org> SVN-Revision: 44655
126 lines
3.5 KiB
Diff
126 lines
3.5 KiB
Diff
--- a/drivers/net/wireless/ath/ath9k/debug.c
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+++ b/drivers/net/wireless/ath/ath9k/debug.c
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@@ -1346,6 +1346,52 @@ static const struct file_operations fops
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.owner = THIS_MODULE
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};
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+
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+static ssize_t read_file_chan_bw(struct file *file, char __user *user_buf,
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+ size_t count, loff_t *ppos)
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+{
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+ struct ath_softc *sc = file->private_data;
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+ struct ath_common *common = ath9k_hw_common(sc->sc_ah);
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+ char buf[32];
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+ unsigned int len;
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+
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+ len = sprintf(buf, "0x%08x\n", common->chan_bw);
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+ return simple_read_from_buffer(user_buf, count, ppos, buf, len);
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+}
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+
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+static ssize_t write_file_chan_bw(struct file *file, const char __user *user_buf,
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+ size_t count, loff_t *ppos)
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+{
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+ struct ath_softc *sc = file->private_data;
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+ struct ath_common *common = ath9k_hw_common(sc->sc_ah);
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+ unsigned long chan_bw;
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+ char buf[32];
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+ ssize_t len;
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+
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+ len = min(count, sizeof(buf) - 1);
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+ if (copy_from_user(buf, user_buf, len))
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+ return -EFAULT;
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+
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+ buf[len] = '\0';
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+ if (kstrtoul(buf, 0, &chan_bw))
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+ return -EINVAL;
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+
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+ common->chan_bw = chan_bw;
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+ if (!test_bit(ATH_OP_INVALID, &common->op_flags))
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+ ath9k_ops.config(sc->hw, IEEE80211_CONF_CHANGE_CHANNEL);
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+
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+ return count;
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+}
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+
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+static const struct file_operations fops_chanbw = {
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+ .read = read_file_chan_bw,
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+ .write = write_file_chan_bw,
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+ .open = simple_open,
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+ .owner = THIS_MODULE,
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+ .llseek = default_llseek,
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+};
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+
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+
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int ath9k_init_debug(struct ath_hw *ah)
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{
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struct ath_common *common = ath9k_hw_common(ah);
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@@ -1367,6 +1413,8 @@ 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_file("chanbw", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
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+ sc, &fops_chanbw);
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debugfs_create_devm_seqfile(sc->dev, "dma", sc->debug.debugfs_phy,
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read_file_dma);
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debugfs_create_devm_seqfile(sc->dev, "interrupt", sc->debug.debugfs_phy,
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--- a/drivers/net/wireless/ath/ath.h
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+++ b/drivers/net/wireless/ath/ath.h
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@@ -148,6 +148,7 @@ struct ath_common {
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int debug_mask;
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enum ath_device_state state;
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unsigned long op_flags;
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+ u32 chan_bw;
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struct ath_ani ani;
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--- a/drivers/net/wireless/ath/ath9k/common.c
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+++ b/drivers/net/wireless/ath/ath9k/common.c
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@@ -296,11 +296,13 @@ EXPORT_SYMBOL(ath9k_cmn_get_hw_crypto_ke
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/*
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* Update internal channel flags.
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*/
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-static void ath9k_cmn_update_ichannel(struct ath9k_channel *ichan,
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+static void ath9k_cmn_update_ichannel(struct ath_common *common,
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+ struct ath9k_channel *ichan,
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struct cfg80211_chan_def *chandef)
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{
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struct ieee80211_channel *chan = chandef->chan;
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u16 flags = 0;
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+ int width;
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ichan->channel = chan->center_freq;
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ichan->chan = chan;
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@@ -308,7 +310,19 @@ static void ath9k_cmn_update_ichannel(st
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if (chan->band == IEEE80211_BAND_5GHZ)
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flags |= CHANNEL_5GHZ;
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- switch (chandef->width) {
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+ switch (common->chan_bw) {
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+ case 5:
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+ width = NL80211_CHAN_WIDTH_5;
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+ break;
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+ case 10:
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+ width = NL80211_CHAN_WIDTH_10;
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+ break;
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+ default:
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+ width = chandef->width;
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+ break;
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+ }
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+
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+ switch (width) {
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case NL80211_CHAN_WIDTH_5:
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flags |= CHANNEL_QUARTER;
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break;
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@@ -341,10 +355,11 @@ struct ath9k_channel *ath9k_cmn_get_chan
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struct cfg80211_chan_def *chandef)
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{
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struct ieee80211_channel *curchan = chandef->chan;
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+ struct ath_common *common = ath9k_hw_common(ah);
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struct ath9k_channel *channel;
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channel = &ah->channels[curchan->hw_value];
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- ath9k_cmn_update_ichannel(channel, chandef);
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+ ath9k_cmn_update_ichannel(common, channel, chandef);
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return channel;
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}
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