[RFC 6/7] mt76: mt7915: introduce rdd_monitor debugfs node
From: Lorenzo Bianconi <lorenzo@kernel.org>
Date: 2021-09-28 15:15:09
Subsystem:
mediatek mt76 wireless lan driver, the rest · Maintainers:
Felix Fietkau, Lorenzo Bianconi, Ryder Lee, Linus Torvalds
Introduce rdd_monitor debugfs node in order to dump rdd2 configuration. Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org> --- .../wireless/mediatek/mt76/mt7915/debugfs.c | 32 +++++++++++++++++++ 1 file changed, 32 insertions(+)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c b/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c
index 2c010221e32d..7d8b7dbc5b58 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c@@ -84,6 +84,36 @@ mt7915_radar_trigger(void *data, u64 val) DEFINE_DEBUGFS_ATTRIBUTE(fops_radar_trigger, NULL, mt7915_radar_trigger, "%lld\n"); +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->offchan_chain.chandef; + const char *bw; + + 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, " freq %d MHz bw %s MHz\n", chandef->center_freq1, bw); + + return 0; +} + static int mt7915_fw_debug_set(void *data, u64 val) {
@@ -498,6 +528,8 @@ 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); } return 0;
--
2.31.1