linux-kernel - Re: [PATCH 2/2] Revert "ASoC: ux500: drop platform DAI assignments"

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Date:   Fri, 14 Jul 2017 15:36:57 +0200
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Johan Hovold <johan@...nel.org>
Cc:     Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>,
        "alsa-devel@...a-project.org" <alsa-devel@...a-project.org>,
        Kuninori Morimoto <kuninori.morimoto.gx@...esas.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        stable <stable@...r.kernel.org>
Subject: Re: [PATCH 2/2] Revert "ASoC: ux500: drop platform DAI assignments"

On Wed, Jul 12, 2017 at 5:55 PM, Johan Hovold <johan@...nel.org> wrote:

> This reverts commit f1013cdeeeb9 ("ASoC: ux500: drop platform DAI
> assignments"), which seems to have been based on a misunderstanding and
> prevents the platform driver callbacks from being made (e.g. to
> preallocate DMA memory).
>
> The real culprit for the warnings about attempts to create duplicate
> procfs entries was commit 99b04f4c4051 ("ASoC: add Component level
> pcm_new/pcm_free" that broke PCM creation on systems that use more than
> one platform component.
>
> Fixes: f1013cdeeeb9 ("ASoC: ux500: drop platform DAI assignments")
> Cc: stable <stable@...r.kernel.org>     # 4.11
> Cc: Linus Walleij <linus.walleij@...aro.org>
> Signed-off-by: Johan Hovold <johan@...nel.org>

Reviewed-by: Linus Walleij <linus.walleij@...aro.org>
Tested-by: Linus Walleij <linus.walleij@...aro.org>

These static assignments should go away, but not for the wrong reason.
So this patch is fully in order given the source of the bug.

Yours,
Linus Walleij