linux-kernel - Re: [PATCH] mmc: sunxi-mmc: Fix clock refcount imbalance during unbind

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Date:   Sun, 14 Aug 2022 12:56:56 -0500
From:   Samuel Holland <samuel@...lland.org>
To:     Jernej Škrabec <jernej.skrabec@...il.com>,
        Chen-Yu Tsai <wens@...e.org>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Wolfram Sang <wsa+renesas@...g-engineering.com>
Cc:     Andre Przywara <andre.przywara@....com>,
        Maxime Ripard <maxime@...no.tech>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-mmc@...r.kernel.org, linux-sunxi@...ts.linux.dev
Subject: Re: [PATCH] mmc: sunxi-mmc: Fix clock refcount imbalance during
 unbind

On 8/14/22 3:22 AM, Jernej Škrabec wrote:
> Dne sreda, 10. avgust 2022 ob 04:25:09 CEST je Samuel Holland napisal(a):
>> If the controller is suspended by runtime PM, the clock is already
>> disabled, so do not try to disable it again during removal. Use
>> pm_runtime_disable() to flush any pending runtime PM transitions.
>>
>> Fixes: 9a8e1e8cc2c0 ("mmc: sunxi: Add runtime_pm support")
>> Signed-off-by: Samuel Holland <samuel@...lland.org>
> 
> Did you get any warnings for unbalanced disable calls?

Yes, I got warnings while I was doing unbind/bind cycles to force the SDIO WiFi
driver to reload.

Regards,
Samuel

> Anyway:
> Acked-by: Jernej Skrabec <jernej.skrabec@...il.com>
> 
> Best regards,
> Jernej
> 
>