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

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Date:	Mon, 12 Jan 2015 17:06:52 +0300
From:	Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
To:	"Fu, Zhonghui" <zhonghui.fu@...ux.intel.com>, brudley@...adcom.com,
	"arend@...adcom.com >> Arend van Spriel" <arend@...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

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.

[...]

WBR, Sergei

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