linux-kernel - Re: [PATCH v2] dmaengine: Fix return value for dma_requrest

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Message-ID: <20200130082503.GD2841@vkoul-mobl>
Date:   Thu, 30 Jan 2020 13:55:03 +0530
From:   Vinod Koul <vkoul@...nel.org>
To:     Marek Szyprowski <m.szyprowski@...sung.com>
Cc:     dmaengine@...r.kernel.org, alsa-devel@...a-project.org,
        linux-kernel@...r.kernel.org, linux-samsung-soc@...r.kernel.org,
        Mark Brown <broonie@...nel.org>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>,
        Peter Ujfalusi <peter.ujfalusi@...com>
Subject: Re: [PATCH v2] dmaengine: Fix return value for dma_requrest_chan()
 in case of failure

On 30-01-20, 08:08, Marek Szyprowski wrote:
> Commit 71723a96b8b1 ("dmaengine: Create symlinks between DMA channels and
> slaves") changed the dma_request_chan() function flow in such a way that
> it always returns EPROBE_DEFER in case of channels that cannot be found.
> This break the operation of the devices which have optional DMA channels
> as it puts their drivers in endless deferred probe loop. Fix this by
> propagating the proper error value.

Fixed the title and Applied, thanks

-- 
~Vinod