linux-kernel - Re: [PATCH] brcmfmac: avoid duplicated suspend/resume operation

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Message-ID: <54B3F548.6080408@broadcom.com>
Date:	Mon, 12 Jan 2015 17:24:40 +0100
From:	Arend van Spriel <arend@...adcom.com>
To:	Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
CC:	"Fu, Zhonghui" <zhonghui.fu@...ux.intel.com>,
	<brudley@...adcom.com>, Franky Lin <frankyl@...adcom.com>,
	<meuleman@...adcom.com>, <kvalo@...eaurora.org>,
	<linville@...driver.com>, <pieterpg@...adcom.com>,
	<hdegoede@...hat.com>, <wens@...e.org>,
	<linux-wireless@...r.kernel.org>,
	<brcm80211-dev-list@...adcom.com>, <netdev@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] brcmfmac: avoid duplicated suspend/resume operation

On 01/12/15 15:06, Sergei Shtylyov wrote:
> Hello.
>
> On 1/12/2015 9:41 AM, Fu, Zhonghui wrote:
>
>> From 8685c3c2746b4275fc808d9db23c364b2f54b52a Mon Sep 17 00:00:00 2001
>> From: Zhonghui Fu <zhonghui.fu@...ux.intel.com>
>> Date: Mon, 12 Jan 2015 14:25:46 +0800
>> Subject: [PATCH] brcmfmac: avoid duplicated suspend/resume operation
>
> The lines above are not needed.
>
>> WiFi chip has 2 SDIO functions, and PM core will trigger
>> twice suspend/resume operations for one WiFi chip to do
>> the same things. This patch avoid this case.
>
>> Acked-by: Arend van Spriel<arend@...adcom.com>
>> Acked-by: Sergei Shtylyov<sergei.shtylyov@...entembedded.com>
>> Signed-off-by: Zhonghui Fu <zhonghui.fu@...ux.intel.com>
>> ---
>> drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c | 21
>> +++++++++++++++++----
>> 1 files changed, 17 insertions(+), 4 deletions(-)
>
>> diff --git a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c
>> b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c
>> index 9880dae..8f71485 100644
>> --- a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c
>> +++ b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c
>> @@ -1070,7 +1070,7 @@ static int brcmf_ops_sdio_probe(struct sdio_func
>> *func,
>> */
>> if ((sdio_get_host_pm_caps(sdiodev->func[1]) & MMC_PM_KEEP_POWER) &&
>> ((sdio_get_host_pm_caps(sdiodev->func[1]) & MMC_PM_WAKE_SDIO_IRQ) ||
>> - (sdiodev->pdata && sdiodev->pdata->oob_irq_supported)))
>> + (sdiodev->pdata->oob_irq_supported)))
>
> Inner parens not needed on this line.

Well, actually this patch should not affect those line as it would 
reintroduce a recently fixed issue.

Regards,
Arend

> [...]
>
> WBR, Sergei
>

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