Unverified Commit f7c015ad authored by Brent Lu's avatar Brent Lu Committed by Mark Brown
Browse files

ASoC: Intel: board_helpers: support HDMI-In link initialization 



Add a helper function for machine drivers to initialize HDMI-In DAI
link.

Signed-off-by: default avatarBrent Lu <brent.lu@intel.com>
Reviewed-by: default avatarPierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: default avatarBard Liao <yung-chuan.liao@linux.intel.com>
Reviewed-by: default avatarBalamurugan C <balamurugan.c@intel.com>
Signed-off-by: default avatarPeter Ujfalusi <peter.ujfalusi@linux.intel.com>
Link: https://lore.kernel.org/r/20231127152654.28204-23-peter.ujfalusi@linux.intel.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 9fadbf3f

sound/soc/intel/boards/sof_board_helpers.c

+42 −0
Original line number Diff line number Diff line
@@ -333,6 +333,48 @@ int sof_intel_board_set_bt_link(struct device *dev, 
}

EXPORT_SYMBOL_NS(sof_intel_board_set_bt_link, SND_SOC_INTEL_SOF_BOARD_HELPERS);



int sof_intel_board_set_hdmi_in_link(struct device *dev,

				     struct snd_soc_dai_link *link, int be_id,

				     int ssp_hdmi)

{

	struct snd_soc_dai_link_component *cpus;



	dev_dbg(dev, "link %d: hdmi-in, ssp %d\n", be_id, ssp_hdmi);



	/* link name */

	link->name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d-HDMI", ssp_hdmi);

	if (!link->name)

		return -ENOMEM;



	/* cpus */

	cpus = devm_kzalloc(dev, sizeof(struct snd_soc_dai_link_component),

			    GFP_KERNEL);

	if (!cpus)

		return -ENOMEM;



	cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d Pin", ssp_hdmi);

	if (!cpus->dai_name)

		return -ENOMEM;



	link->cpus = cpus;

	link->num_cpus = 1;



	/* codecs */

	link->codecs = &snd_soc_dummy_dlc;

	link->num_codecs = 1;



	/* platforms */

	link->platforms = platform_component;

	link->num_platforms = ARRAY_SIZE(platform_component);



	link->id = be_id;

	link->no_pcm = 1;

	link->dpcm_capture = 1;



	return 0;

}

EXPORT_SYMBOL_NS(sof_intel_board_set_hdmi_in_link, SND_SOC_INTEL_SOF_BOARD_HELPERS);



MODULE_DESCRIPTION("ASoC Intel SOF Machine Driver Board Helpers");

MODULE_AUTHOR("Brent Lu <brent.lu@intel.com>");

MODULE_LICENSE("GPL");

sound/soc/intel/boards/sof_board_helpers.h

+5 −0
Original line number Diff line number Diff line
@@ -33,6 +33,7 @@ struct sof_rt5682_private { 
 * @ssp_codec: ssp port number of headphone BE link

 * @ssp_amp: ssp port number of speaker BE link

 * @ssp_bt: ssp port number of BT offload BE link

 * @ssp_mask_hdmi_in: ssp port mask of HDMI-IN BE link

 * @bt_offload_present: true to create BT offload BE link

 * @rt5682: private data for rt5682 machine driver

 */
@@ -49,6 +50,7 @@ struct sof_card_private { 
	int ssp_codec;

	int ssp_amp;

	int ssp_bt;

	unsigned long ssp_mask_hdmi_in;



	bool bt_offload_present;
@@ -79,5 +81,8 @@ int sof_intel_board_set_ssp_amp_link(struct device *dev, 
int sof_intel_board_set_bt_link(struct device *dev,

				struct snd_soc_dai_link *link, int be_id,

				int ssp_bt);

int sof_intel_board_set_hdmi_in_link(struct device *dev,

				     struct snd_soc_dai_link *link, int be_id,

				     int ssp_hdmi);



#endif /* __SOF_INTEL_BOARD_HELPERS_H */