[PATCH v2 2/5] Add the power save control framework and debugfs entry
YanBo
dreamfly281 at gmail.com
Tue Jul 9 05:08:39 EDT 2013
On Tue, Jul 9, 2013 at 2:24 AM, Olof Johansson <dev at skyshaper.net> wrote:
> On Mon, Jul 8, 2013 at 6:43 PM, <dreamfly281 at gmail.com> wrote:
>> From: Yanbo Li <yanbol at qti.qualcomm.com>
>> +static ssize_t read_file_bool_bmps(struct file *file, char __user *user_buf,
>> + size_t count, loff_t *ppos)
>> +{
>> + struct wcn36xx *wcn = file->private_data;
>> + char buf[3];
>> +
>> + if (wcn->pw_state == WCN36XX_BMPS)
>> + buf[0] = '1';
>> + else
>> + buf[0] = '0';
>> + buf[1] = '\n';
>> + buf[2] = 0x00;
>> + return simple_read_from_buffer(user_buf, count, ppos, buf, 2);
>> +}
> Why not just write the pw_state instead? I doubt we will have more
> than 255 power states so just casting it should be fine =)
>
Good catch, we surely will have more power relative status in future
>> #define DRIVER_PREFIX "wcn36xx: "
>> @@ -171,6 +172,9 @@ struct wcn36xx {
>>
>> struct sk_buff *tx_ack_skb;
>>
>> + /* Power management */
>> + enum wcn36xx_power_state pw_state;
> Shouldn't this be added to the vif struct instead of as a global?
>
> Cheers
> --
> Olof
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