linux-kernel - Re: [PATCH 20/25] ASoC: qcom: Convert to generic PCM copy ops

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Message-ID: <c7fbc486-8e3d-46f9-88f2-e15f35e66149@sirena.org.uk>
Date:   Mon, 14 Aug 2023 14:06:27 +0100
From:   Mark Brown <broonie@...nel.org>
To:     Takashi Iwai <tiwai@...e.de>
Cc:     alsa-devel@...a-project.org, linux-kernel@...r.kernel.org,
        Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
        Banajit Goswami <bgoswami@...cinc.com>
Subject: Re: [PATCH 20/25] ASoC: qcom: Convert to generic PCM copy ops

On Mon, Aug 14, 2023 at 01:55:18PM +0200, Takashi Iwai wrote:
> This patch converts the qcom lpass driver code to use the new unified
> PCM copy callback.  It's a straightforward conversion from *_user() to
> *_iter() variants.
> 
> Note that copy_from/to_iter() returns the copied bytes, hence the
> error condition is inverted from copy_from/to_user().

Reviewed-by: Mark Brown <broonie@...nel.org>

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