linux-kernel - Re: [PATCH 4/7] mtd: rawnand: sunxi: Use dma_request_chan() instead dma_request_slave

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Date:   Mon, 9 Mar 2020 10:58:11 +0100
From:   Maxime Ripard <maxime@...no.tech>
To:     Peter Ujfalusi <peter.ujfalusi@...com>
Cc:     vigneshr@...com, miquel.raynal@...tlin.com, han.xu@....com,
        richard@....at, wens@...e.org, mcoquelin.stm32@...il.com,
        alexandre.torgue@...com, linux-mtd@...ts.infradead.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        vkoul@...nel.org
Subject: Re: [PATCH 4/7] mtd: rawnand: sunxi: Use dma_request_chan() instead
 dma_request_slave_channel()

On Thu, Feb 27, 2020 at 02:37:46PM +0200, Peter Ujfalusi wrote:
> dma_request_slave_channel() is a wrapper on top of dma_request_chan()
> eating up the error code.
>
> By using dma_request_chan() directly the driver can support deferred
> probing against DMA.
>
> Signed-off-by: Peter Ujfalusi <peter.ujfalusi@...com>

Acked-by: Maxime Ripard <mripard@...nel.org>

Thanks!
Maxime

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