Re: [alsa-devel] [PATCH v3 05/10] ASoC: Intel: skl-hda-dsp-generic: use snd-hda-codec-hdmi

[Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>]

On 9/10/19 1:29 PM, Kai Vehmanen wrote:
> Add support for using snd-hda-codec-hdmi driver for HDMI/DP
> instead of ASoC hdac-hdmi. This is aligned with how other
> HDA codecs are already handled.
> 
> When snd-hda-codec-hdmi is used, the PCM device numbers are
> parsed from card topology and passed to the codec driver.
> This needs to be done at runtime as topology changes may
> affect PCM device allocation.
> 
> Signed-off-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
> ---
>   include/sound/soc-acpi.h                     |  2 +
>   sound/soc/intel/boards/hda_dsp_common.h      | 87 ++++++++++++++++++++
>   sound/soc/intel/boards/skl_hda_dsp_common.c  | 10 ++-
>   sound/soc/intel/boards/skl_hda_dsp_common.h  | 23 ++++++
>   sound/soc/intel/boards/skl_hda_dsp_generic.c |  1 +
>   5 files changed, 122 insertions(+), 1 deletion(-)
>   create mode 100644 sound/soc/intel/boards/hda_dsp_common.h
> 
> diff --git a/include/sound/soc-acpi.h b/include/sound/soc-acpi.h
> index 35b38e41e5b2..26d57bc9a91e 100644
> --- a/include/sound/soc-acpi.h
> +++ b/include/sound/soc-acpi.h
> @@ -60,12 +60,14 @@ static inline struct snd_soc_acpi_mach *snd_soc_acpi_codec_list(void *arg)
>    * @acpi_ipc_irq_index: used for BYT-CR detection
>    * @platform: string used for HDaudio codec support
>    * @codec_mask: used for HDAudio support
> + * @common_hdmi_codec_drv: use commom HDAudio HDMI codec driver
>    */
>   struct snd_soc_acpi_mach_params {
>   	u32 acpi_ipc_irq_index;
>   	const char *platform;
>   	u32 codec_mask;
>   	u32 dmic_num;
> +	bool common_hdmi_codec_drv;

That change would need to be moved to a separate patch earlier to avoid 
breaking compilation of patch 4
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