Messages in this thread | | | Date | Thu, 4 Jan 2018 12:02:44 +0000 | From | Mark Brown <> | Subject | Re: [RESEND PATCH v2 14/15] ASoC: qcom: apq8096: Add db820c machine driver |
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On Wed, Jan 03, 2018 at 09:20:45AM -0800, Stephen Boyd wrote: > On 12/14/2017 09:34 AM, srinivas.kandagatla@linaro.org wrote:
> > uThis patch adds support to DB820c machine driver.
> > + ret = dma_coerce_mask_and_coherent(card->dev, DMA_BIT_MASK(32));
> Why do we need to do this? Can you add some sort of comment in the code > about why?
And why are we applying DMA restrictions in a machine driver? [unhandled content-type:application/pgp-signature] | |