netdev - Re: [PATCH] wireless: Convert mwifiex/pcie to dev_pm

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Message-ID: <51D32F7F.4090606@metafoo.de>
Date:	Tue, 02 Jul 2013 21:52:31 +0200
From:	Lars-Peter Clausen <lars@...afoo.de>
To:	Shuah Khan <shuah.kh@...sung.com>
CC:	Hauke Mehrtens <hauke@...ke-m.de>,
	"bzhao@...vell.com" <bzhao@...vell.com>,
	"linville@...driver.com" <linville@...driver.com>,
	"rjw@...k.pl" <rjw@...k.pl>,
	"linux-wireless@...r.kernel.org" <linux-wireless@...r.kernel.org>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"shuahkhan@...il.com" <shuahkhan@...il.com>
Subject: Re: [PATCH] wireless: Convert mwifiex/pcie to dev_pm_ops from legacy
 pm ops

On 07/02/2013 09:24 PM, Shuah Khan wrote:
[...]
>>> +#ifdef CONFIG_PM
>>> +/* Power Management Hooks */
>>> +static const struct dev_pm_ops mwifiex_pcie_pm_ops = {
>>> +	.suspend = mwifiex_pcie_suspend,
>>> +	.resume = mwifiex_pcie_resume,
>>> +};
>>> +#endif
>>> +
>>
>> Is it intended that you do not use SIMPLE_DEV_PM_OPS() like most of the
>> other wifi drivers?
> 
> So the reason for this is SIMPLE_DEV_PM_OPS() is defined only when 
> CONFIG_PM_SLEEP is enabled. This driver doesn't defines suspend and 
> resume when CONFIG_PM is enabled and I didn't want to change that. Hope 
> that helps understand why I didn't use SIMPLE_DEV_PM_OPS()

Change the ifdefs to CONFIG_PM_SLEEP and use SIMPLE_DEV_PM_OPS. The driver does
not support runtime PM.

- Lars

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