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mt76: mt7915: introduce rdd_monitor debugfs node

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Introduce rdd_monitor debugfs node in order to dump rdd2 configuration.

Tested-by: Owen Peng <owen.peng@mediatek.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Lorenzo Bianconi
2022-01-12 18:53:52 +01:00
committed by Felix Fietkau
parent b63f63c2ae
commit e4a079c5f8
1 changed files with 49 additions and 0 deletions
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49
drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c
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@@ -308,6 +308,53 @@ static int mt7915_muru_stats_show(struct seq_file *file, void *data)
}
DEFINE_SHOW_ATTRIBUTE(mt7915_muru_stats);
static int
mt7915_rdd_monitor(struct seq_file *s, void *data)
{
struct mt7915_dev *dev = dev_get_drvdata(s->private);
struct cfg80211_chan_def *chandef = &dev->rdd2_chandef;
const char *bw;
int ret = 0;
mutex_lock(&dev->mt76.mutex);
if (!cfg80211_chandef_valid(chandef)) {
ret = -EINVAL;
goto out;
}
if (!dev->rdd2_phy) {
seq_puts(s, "not running\n");
goto out;
}
switch (chandef->width) {
case NL80211_CHAN_WIDTH_40:
bw = "40";
break;
case NL80211_CHAN_WIDTH_80:
bw = "80";
break;
case NL80211_CHAN_WIDTH_160:
bw = "160";
break;
case NL80211_CHAN_WIDTH_80P80:
bw = "80P80";
break;
default:
bw = "20";
break;
}
seq_printf(s, "channel %d (%d MHz) width %s MHz center1: %d MHz\n",
chandef->chan->hw_value, chandef->chan->center_freq,
bw, chandef->center_freq1);
out:
mutex_unlock(&dev->mt76.mutex);
return ret;
}
static int
mt7915_fw_debug_wm_set(void *data, u64 val)
{
@@ -856,6 +903,8 @@ int mt7915_init_debugfs(struct mt7915_phy *phy)
&dev->hw_pattern);
debugfs_create_file("radar_trigger", 0200, dir, dev,
&fops_radar_trigger);
debugfs_create_devm_seqfile(dev->mt76.dev, "rdd_monitor", dir,
mt7915_rdd_monitor);
}
if (!ext_phy)