linux-kernel - Re: [PATCH v5 2/4] mmc: dw_mmc: Add exynos resume_noirq callback to clear WAKEUP

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Date:	Fri, 9 Aug 2013 13:41:58 -0300
From:	Fabio Estevam <festevam@...il.com>
To:	Doug Anderson <dianders@...omium.org>
Cc:	Chris Ball <cjb@...top.org>, linux-samsung-soc@...r.kernel.org,
	James Hogan <james.hogan@...tec.com>,
	Seungwon Jeon <tgih.jun@...sung.com>,
	linux-kernel@...r.kernel.org, Olof Johansson <olof@...om.net>,
	linux-mmc@...r.kernel.org, Tomasz Figa <tomasz.figa@...il.com>,
	Jaehoon Chung <jh80.chung@...sung.com>,
	Grant Grundler <grundler@...omium.org>,
	Kukjin Kim <kgene.kim@...sung.com>,
	Alim Akhtar <alim.akhtar@...sung.com>,
	Abhilash Kesavan <a.kesavan@...sung.com>,
	linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v5 2/4] mmc: dw_mmc: Add exynos resume_noirq callback to
 clear WAKEUP_INT

On Fri, Aug 9, 2013 at 1:33 PM, Doug Anderson <dianders@...omium.org> wrote:

> +#else
> +#define dw_mci_exynos_suspend          NULL
> +#define dw_mci_exynos_resume           NULL
> +#define dw_mci_exynos_resume_noirq     NULL
> +#endif /* CONFIG_PM_SLEEP */

You could avoid this else block if you use 'static SIMPLE_DEV_PM_OPS' below.

> +
>  static void dw_mci_exynos_prepare_command(struct dw_mci *host, u32 *cmdr)
>  {
>         /*
> @@ -187,13 +234,20 @@ static int dw_mci_exynos_probe(struct platform_device *pdev)
>         return dw_mci_pltfm_register(pdev, drv_data);
>  }
>
> +const struct dev_pm_ops dw_mci_exynos_pmops = {
> +       SET_SYSTEM_SLEEP_PM_OPS(dw_mci_exynos_suspend, dw_mci_exynos_resume)
> +       .resume_noirq = dw_mci_exynos_resume_noirq,
> +       .thaw_noirq = dw_mci_exynos_resume_noirq,
> +       .restore_noirq = dw_mci_exynos_resume_noirq,
> +};

static SIMPLE_DEV_PM_OPS(dw_mci_exynos_pmops, dw_mci_exynos_suspend,
 dw_mci_exynos_resume ) ;
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