Make sure the device is in full-power before reading regs in debugfs
Signed-off-by: Lorenzo Bianconi <lorenzo@xxxxxxxxxx>
---
drivers/net/wireless/mediatek/mt76/mt7615/debugfs.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/debugfs.c b/drivers/net/wireless/mediatek/mt76/mt7615/debugfs.c
index 8bb7c64db738..b4c196005ebf 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/debugfs.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/debugfs.c
@@ -167,9 +167,13 @@ mt7615_ampdu_stat_read(struct seq_file *file, void *data)
{
struct mt7615_dev *dev = file->private;
+ mt7615_mutex_acquire(dev, &dev->mt76.mutex);
+
mt7615_ampdu_stat_read_phy(&dev->phy, file);
mt7615_ampdu_stat_read_phy(mt7615_ext_phy(dev), file);
+ mt7615_mutex_release(dev, &dev->mt76.mutex);
+
return 0;
}
@@ -233,6 +237,8 @@ mt7615_queues_acq(struct seq_file *s, void *data)
struct mt7615_dev *dev = dev_get_drvdata(s->private);
int i;
+ mt7615_mutex_acquire(dev, &dev->mt76.mutex);
+
for (i = 0; i < 16; i++) {
int j, wmm_idx = i % MT7615_MAX_WMM_SETS;
int acs = i / MT7615_MAX_WMM_SETS;
@@ -253,6 +259,8 @@ mt7615_queues_acq(struct seq_file *s, void *data)
seq_printf(s, "AC%d%d: queued=%d\n", wmm_idx, acs, qlen);
}
+ mt7615_mutex_release(dev, &dev->mt76.mutex);
+
return 0;
}
--
2.26.2
