iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

ASoC: Intel: board_helpers: support codec link initialization

Browse Source 
Add a helper function for machine drivers to initialize headphone
codec DAI links. 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: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
Link: https://lore.kernel.org/r/20231127152654.28204-7-peter.ujfalusi@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Brent Lu 2023-11-27 17:26:33 +02:00 committed by Mark Brown
parent 93f74ebf3d
commit e111dece01
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
2 changed files with 57 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

51
sound/soc/intel/boards/sof_board_helpers.c
View File

@ -3,6 +3,7 @@
// Copyright(c) 2023 Intel Corporation. All rights reserved.
#include <sound/soc.h>
#include "../common/soc-intel-quirks.h"
#include "hda_dsp_common.h"
#include "sof_board_helpers.h"
@ -86,6 +87,55 @@ static struct snd_soc_dai_link_component platform_component[] = {
}
};
int sof_intel_board_set_codec_link(struct device *dev,
struct snd_soc_dai_link *link, int be_id,
enum sof_ssp_codec codec_type, int ssp_codec)
{
struct snd_soc_dai_link_component *cpus;
dev_dbg(dev, "link %d: codec %s, ssp %d\n", be_id,
sof_ssp_get_codec_name(codec_type), ssp_codec);
/* link name */
link->name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d-Codec", ssp_codec);
if (!link->name)
return -ENOMEM;
/* cpus */
cpus = devm_kzalloc(dev, sizeof(struct snd_soc_dai_link_component),
GFP_KERNEL);
if (!cpus)
return -ENOMEM;
if (soc_intel_is_byt() || soc_intel_is_cht()) {
/* backward-compatibility for BYT/CHT boards */
cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL, "ssp%d-port",
ssp_codec);
} else {
cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d Pin",
ssp_codec);
}
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;
link->dpcm_playback = 1;
return 0;
}
EXPORT_SYMBOL_NS(sof_intel_board_set_codec_link, SND_SOC_INTEL_SOF_BOARD_HELPERS);
int sof_intel_board_set_dmic_link(struct device *dev,
struct snd_soc_dai_link *link, int be_id,
enum sof_dmic_be_type be_type)
@ -202,3 +252,4 @@ MODULE_DESCRIPTION("ASoC Intel SOF Machine Driver Board Helpers");
MODULE_AUTHOR("Brent Lu <brent.lu@intel.com>");
MODULE_LICENSE("GPL");
MODULE_IMPORT_NS(SND_SOC_INTEL_HDA_DSP_COMMON);
MODULE_IMPORT_NS(SND_SOC_INTEL_SOF_SSP_COMMON);

6
sound/soc/intel/boards/sof_board_helpers.h
View File

@ -30,6 +30,7 @@ struct sof_rt5682_private {
* @amp_type: type of speaker amplifier
* @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
* @rt5682: private data for rt5682 machine driver
*/
struct sof_card_private {
@ -42,6 +43,8 @@ struct sof_card_private {
int dmic_be_num;
int hdmi_num;
int ssp_codec;
union {
struct sof_rt5682_private rt5682;
};
@ -54,6 +57,9 @@ enum sof_dmic_be_type {
int sof_intel_board_card_late_probe(struct snd_soc_card *card);
int sof_intel_board_set_codec_link(struct device *dev,
struct snd_soc_dai_link *link, int be_id,
enum sof_ssp_codec codec_type, int ssp_codec);
int sof_intel_board_set_dmic_link(struct device *dev,
struct snd_soc_dai_link *link, int be_id,
enum sof_dmic_be_type be_type);