From: Lorenzo Bianconi <lorenzo@kernel.org>
To: nbd@nbd.name
Cc: linux-wireless@vger.kernel.org, lorenzo.bianconi@redhat.com,
sean.wang@mediatek.com
Subject: [PATCH] mt76: mt7921: run mt7921_mcu_fw_log_2_host holding mt76 mutex
Date: Fri, 16 Apr 2021 00:21:54 +0200 [thread overview]
Message-ID: <97d2eb704d0e644e11e02261e3facd2206930787.1618524877.git.lorenzo@kernel.org> (raw)
Wake the chip before configuring the mcu log level
Fixes: 1d8efc741df8 ("mt76: mt7921: introduce Runtime PM support")
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
---
drivers/net/wireless/mediatek/mt76/mt7921/debugfs.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/debugfs.c b/drivers/net/wireless/mediatek/mt76/mt7921/debugfs.c
index 024524173115..48dc7daf975b 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/debugfs.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/debugfs.c
@@ -9,10 +9,13 @@ mt7921_fw_debug_set(void *data, u64 val)
{
struct mt7921_dev *dev = data;
- dev->fw_debug = (u8)val;
+ mt7921_mutex_acquire(dev);
+ dev->fw_debug = (u8)val;
mt7921_mcu_fw_log_2_host(dev, dev->fw_debug);
+ mt7921_mutex_release(dev);
+
return 0;
}
--
2.30.2
reply other threads:[~2021-04-15 22:22 UTC|newest]
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