| Message ID | 1618494105-5462-1-git-send-email-sean.wang@mediatek.com |
|---|---|
| State | New |
| Headers | show |
| Series | [1/2] mt76: mt7921: add debugfs knob for performing wifi reset | expand |
> From: Sean Wang <sean.wang@mediatek.com> > > 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@mediatek.com> > --- > 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"); can we use chip_config for this? Regards, Lorenzo > + > 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 >
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; }