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ath9k: Show channel type and frequency in debugfs.

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Signed-off-by: Ben Greear <greearb@candelatech.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Ben Greear 2011-01-31 10:37:36 -08:00 committed by John W. Linville
parent 4c89fe954d
commit 4e6975f7b8
1 changed files with 21 additions and 2 deletions
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23
drivers/net/wireless/ath/ath9k/debug.c
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@ -381,21 +381,40 @@ static const struct file_operations fops_interrupt = {
.llseek = default_llseek,
};
static const char *channel_type_str(enum nl80211_channel_type t)
{
switch (t) {
case NL80211_CHAN_NO_HT:
return "no ht";
case NL80211_CHAN_HT20:
return "ht20";
case NL80211_CHAN_HT40MINUS:
return "ht40-";
case NL80211_CHAN_HT40PLUS:
return "ht40+";
default:
return "???";
}
}
static ssize_t read_file_wiphy(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
{
struct ath_softc *sc = file->private_data;
struct ieee80211_channel *chan = sc->hw->conf.channel;
struct ieee80211_conf *conf = &(sc->hw->conf);
char buf[512];
unsigned int len = 0;
u8 addr[ETH_ALEN];
u32 tmp;
len += snprintf(buf + len, sizeof(buf) - len,
"%s (chan=%d ht=%d)\n",
"%s (chan=%d center-freq: %d MHz channel-type: %d (%s))\n",
wiphy_name(sc->hw->wiphy),
ieee80211_frequency_to_channel(chan->center_freq),
conf_is_ht(&sc->hw->conf));
chan->center_freq,
conf->channel_type,
channel_type_str(conf->channel_type));
put_unaligned_le32(REG_READ_D(sc->sc_ah, AR_STA_ID0), addr);
put_unaligned_le16(REG_READ_D(sc->sc_ah, AR_STA_ID1) & 0xffff, addr + 4);