[PATCH 1/2] mt76: mt7921: add debugfs knob for performing wifi reset
sean.wang at mediatek.com
sean.wang at mediatek.com
Thu Apr 15 15:53:29 BST 2021
From: Sean Wang <sean.wang at mediatek.com>
>> From: Sean Wang <sean.wang at 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 at 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?
i think we can resue the the knob for chip_reset. i will do it in the next version.
>
>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
>>
>
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