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ASoC: Intel: board_helpers: support amp link initialization

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Add a helper function for machine drivers to initialize speaker
amplifier DAI link. The function will initialize common fields and let
caller to initialize codec-specific fields like codec, init, exit, and
ops fields.

Signed-off-by: Brent Lu <brent.lu@intel.com>
Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
Link: https://lore.kernel.org/r/20231127152654.28204-11-peter.ujfalusi@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Brent Lu 2023-11-27 17:26:37 +02:00 committed by Mark Brown
parent 84c280af16
commit ba0c7c3287
No known key found for this signature in database
GPG key ID: 24D68B725D5487D0
2 changed files with 47 additions and 0 deletions
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42
sound/soc/intel/boards/sof_board_helpers.c
View file

@ -248,6 +248,48 @@ int sof_intel_board_set_intel_hdmi_link(struct device *dev,
}
EXPORT_SYMBOL_NS(sof_intel_board_set_intel_hdmi_link, SND_SOC_INTEL_SOF_BOARD_HELPERS);
int sof_intel_board_set_ssp_amp_link(struct device *dev,
struct snd_soc_dai_link *link, int be_id,
enum sof_ssp_codec amp_type, int ssp_amp)
{
struct snd_soc_dai_link_component *cpus;
dev_dbg(dev, "link %d: ssp amp %s, ssp %d\n", be_id,
sof_ssp_get_codec_name(amp_type), ssp_amp);
/* link name */
link->name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d-Codec", ssp_amp);
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_amp);
if (!cpus->dai_name)
return -ENOMEM;
link->cpus = cpus;
link->num_cpus = 1;
/* codecs - caller to handle */
/* platforms */
link->platforms = platform_component;
link->num_platforms = ARRAY_SIZE(platform_component);
link->id = be_id;
link->no_pcm = 1;
link->dpcm_capture = 1; /* feedback stream or firmware-generated echo reference */
link->dpcm_playback = 1;
return 0;
}
EXPORT_SYMBOL_NS(sof_intel_board_set_ssp_amp_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");

5
sound/soc/intel/boards/sof_board_helpers.h
View file

@ -31,6 +31,7 @@ struct sof_rt5682_private {
* @dmic_be_num: number of Intel PCH DMIC BE link
* @hdmi_num: number of Intel HDMI BE link
* @ssp_codec: ssp port number of headphone BE link
* @ssp_amp: ssp port number of speaker BE link
* @rt5682: private data for rt5682 machine driver
*/
struct sof_card_private {
@ -44,6 +45,7 @@ struct sof_card_private {
int hdmi_num;
int ssp_codec;
int ssp_amp;
union {
struct sof_rt5682_private rt5682;
@ -66,5 +68,8 @@ int sof_intel_board_set_dmic_link(struct device *dev,
int sof_intel_board_set_intel_hdmi_link(struct device *dev,
struct snd_soc_dai_link *link, int be_id,
int hdmi_id, bool idisp_codec);
int sof_intel_board_set_ssp_amp_link(struct device *dev,
struct snd_soc_dai_link *link, int be_id,
enum sof_ssp_codec amp_type, int ssp_amp);
#endif /* __SOF_INTEL_BOARD_HELPERS_H */