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Date:	Tue, 6 Oct 2015 15:07:40 -0300
From:	Fabio Estevam <>
To:	Russell King <>
	"" <>,
	DRI mailing list <>,
	linux-kernel <>,
	Fabio Estevam <>,
	Jaroslav Kysela <>,
	Mark Brown <>,
	Yakir Yang <>,
	Andy Yan <>
Subject: Re: [PATCH 1/9] drm: bridge/dw_hdmi-ahb-audio: add audio driver

On Sat, Aug 8, 2015 at 1:10 PM, Russell King
<> wrote:
> Add ALSA based HDMI AHB audio driver for dw_hdmi.  The only buffer
> format supported by the hardware is its own special IEC958 based format,
> which is not compatible with any ALSA format.  To avoid doing too much
> data manipulation within the driver, we support only ALSAs IEC958 LE and
> 24-bit PCM formats for 2 to 6 channels, which we convert to its hardware
> format.
> A more desirable solution would be to have this conversion in userspace,
> but ALSA does not appear to allow such transformations outside of
> libasound itself.
> Signed-off-by: Russell King <>

I applied this series, but the HDMI audio card is not registered. I
guess I missed the dts pieces. Are the dts patches available?

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