[PATCH v5 4/6] drm: bridge/dw_hdmi-i2s-audio: add audio driver

Russell King - ARM Linux linux at arm.linux.org.uk
Sat Aug 8 08:35:41 PDT 2015

On Sat, Jun 20, 2015 at 12:28:15AM +0800, Yakir Yang wrote:
> Add ALSA based HDMI I2S audio driver for dw_hdmi. Sound card
> driver could connect to this codec through the codec dai name
> "dw-hdmi-i2s-audio".

I'm applying this patch to my tree with some changes.  I haven't seen
anyone ack it, nor review it any further.  I'm hoping someone can ack
this patch with the following changes below - I'll be posting it as
part of my dw-hdmi devel updates later today.

> +	ret = request_irq(dw->data.irq, snd_dw_hdmi_irq, IRQF_SHARED,
> +			  "dw-dw-audio", dw);

			  DRIVER_NAME, dw);

> +MODULE_AUTHOR("Yakir Yang <ykk at rock-chips.com>");
> +MODULE_DESCRIPTION("DW dw Audio ASoC Interface");

Fixing this to be "Synopsis DesignWare HDMI I2S ASoC interface".


Replacing PLATFORM_MODULE_PREFIX with the "platform:" string.

> +	if (hdmi_readb(hdmi, HDMI_CONFIG1_ID) & HDMI_CONFIG1_AHB) {
>  		pdevinfo.name = "dw-hdmi-ahb-audio";

Fixing this to be "dw-hdmi-i2s-audio".

FTTC broadband for 0.8mile line: currently at 10.5Mbps down 400kbps up
according to speedtest.net.

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