linux-kernel - Re: [PATCH] mmc: sdhci-msm: Add pm

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Message-ID: <CANYu_0t0XpZPcq+Lh+z_CxERFFNkZKX9Rp8yttd7GdMcwe98Bg@mail.gmail.com>
Date:   Wed, 31 Aug 2016 10:52:55 +0530
From:   Pramod Gurav <pramod.gurav@...aro.org>
To:     Ulf Hansson <ulf.hansson@...aro.org>
Cc:     Adrian Hunter <adrian.hunter@...el.com>,
        linux-mmc <linux-mmc@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] mmc: sdhci-msm: Add pm_runtime and system PM support

Thanks Ulf for the review.

On 29 August 2016 at 19:50, Ulf Hansson <ulf.hansson@...aro.org> wrote:
> On 16 June 2016 at 14:35, Pramod Gurav <pramod.gurav@...aro.org> wrote:

<snip>

>> +       platform_set_drvdata(pdev, msm_host);
>> +
>> +       pm_runtime_set_active(&pdev->dev);
>> +       pm_runtime_enable(&pdev->dev);
>
> I think you need to move these a bit earlier, before calling sdhci_add_host().
>
> Maybe it's just easier if you look at the sdhci-of-at91.c driver,
> which behaves nicely around runtime PM deployment. You can probably
> use the very similar code, except the ->runtime_suspend|resume()
> callbacks.
>
> And don't forget to deploy runtime PM support in the ->remove()
> callback as well, again sdhci-of-at91 is a good reference.
>

Will take a look at the said driver and do necessary changes and repost.
Thanks again.

Regards,
Pramod