diff options
| author | Lorenzo Bianconi <lorenzo@kernel.org> | 2022-01-12 20:53:52 +0300 |
|---|---|---|
| committer | Felix Fietkau <nbd@nbd.name> | 2022-02-03 15:57:59 +0300 |
| commit | e4a079c5f86e806d054131a991858c4ce83760bd (patch) | |
| tree | d8bf8ca8c3e98b8310daf65759e8418efa426c83 /drivers/net/wireless/mediatek | |
| parent | b63f63c2aedb1749c8a77022f23592ae76fc5cbc (diff) | |
| download | linux-e4a079c5f86e806d054131a991858c4ce83760bd.tar.xz | |
mt76: mt7915: introduce rdd_monitor debugfs node
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>
Diffstat (limited to 'drivers/net/wireless/mediatek')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c | 49 |
1 files changed, 49 insertions, 0 deletions
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 @@ -309,6 +309,53 @@ exit: 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) { struct mt7915_dev *dev = data; @@ -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) |