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mt76: mt7921: always wake device if necessary in debugfs

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Add missing device wakeup in debugfs code if we are accessing chip
registers.

Fixes: 1d8efc741df8 ("mt76: mt7921: introduce Runtime PM support")
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Lorenzo Bianconi 2021-08-18 10:20:57 +02:00 committed by Felix Fietkau
parent 6e5ceaff75
commit 5690087441
1 changed files with 8 additions and 0 deletions
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8
drivers/net/wireless/mediatek/mt76/mt7921/debugfs.c
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@ -95,6 +95,8 @@ mt7921_tx_stats_show(struct seq_file *file, void *data)
struct mt7921_dev *dev = file->private;
int stat[8], i, n;
mt7921_mutex_acquire(dev);
mt7921_ampdu_stat_read_phy(&dev->phy, file);
/* Tx amsdu info */
@ -104,6 +106,8 @@ mt7921_tx_stats_show(struct seq_file *file, void *data)
n += stat[i];
}
mt7921_mutex_release(dev);
for (i = 0; i < ARRAY_SIZE(stat); i++) {
seq_printf(file, "AMSDU pack count of %d MSDU in TXD: 0x%x ",
i + 1, stat[i]);
@ -124,6 +128,8 @@ mt7921_queues_acq(struct seq_file *s, void *data)
struct mt7921_dev *dev = dev_get_drvdata(s->private);
int i;
mt7921_mutex_acquire(dev);
for (i = 0; i < 16; i++) {
int j, acs = i / 4, index = i % 4;
u32 ctrl, val, qlen = 0;
@ -143,6 +149,8 @@ mt7921_queues_acq(struct seq_file *s, void *data)
seq_printf(s, "AC%d%d: queued=%d\n", acs, index, qlen);
}
mt7921_mutex_release(dev);
return 0;
}