Introduce rdd_monitor debugfs node in order to dump rdd2 configuration.
Tested-by: Owen Peng <owen.peng@xxxxxxxxxxxx>
Signed-off-by: Lorenzo Bianconi <lorenzo@xxxxxxxxxx>
---
.../wireless/mediatek/mt76/mt7915/debugfs.c | 49 +++++++++++++++++++
1 file changed, 49 insertions(+)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c b/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c
index e140336a4fe1..280823fc9f92 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c
@@ -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)
--
2.34.1
