From: Sean Wang <sean.wang@xxxxxxxxxxxx>
Introduce chip_reset knob in mt7921 debugfs to export a way to users
able to trigger wifi reset.
Signed-off-by: Sean Wang <sean.wang@xxxxxxxxxxxx>
---
drivers/net/wireless/mediatek/mt76/mt7921/debugfs.c | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/debugfs.c b/drivers/net/wireless/mediatek/mt76/mt7921/debugfs.c
index 024524173115..1342a0b645e3 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/debugfs.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/debugfs.c
@@ -302,6 +302,16 @@ static int mt7921_config(void *data, u64 val)
DEFINE_DEBUGFS_ATTRIBUTE(fops_config, NULL, mt7921_config, "%lld\n");
+static int mt7921_chip_reset(void *data, u64 val)
+{
+ struct mt7921_dev *dev = data;
+
+ mt7921_reset(&dev->mt76);
+
+ return 0;
+}
+DEFINE_DEBUGFS_ATTRIBUTE(fops_reset, NULL, mt7921_chip_reset, "%lld\n");
+
int mt7921_init_debugfs(struct mt7921_dev *dev)
{
struct dentry *dir;
@@ -322,6 +332,7 @@ int mt7921_init_debugfs(struct mt7921_dev *dev)
debugfs_create_file("idle-timeout", 0600, dir, dev,
&fops_pm_idle_timeout);
debugfs_create_file("chip_config", 0600, dir, dev, &fops_config);
+ debugfs_create_file("chip_reset", 0600, dir, dev, &fops_reset);
return 0;
}
--
2.25.1
