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

ASoC: Intel: board_helpers: support BT offload link initialization

Browse Source 
Add a helper function for machine drivers to initialize BT offload
DAI link.

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/20231127152654.28204-17-peter.ujfalusi@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Brent Lu 2023-11-27 17:26:43 +02:00 committed by Mark Brown
parent 823404815f
commit 53d8df6d3f
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
2 changed files with 51 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

43
sound/soc/intel/boards/sof_board_helpers.c
View File

@ -290,6 +290,49 @@ int sof_intel_board_set_ssp_amp_link(struct device *dev,
}
EXPORT_SYMBOL_NS(sof_intel_board_set_ssp_amp_link, SND_SOC_INTEL_SOF_BOARD_HELPERS);
int sof_intel_board_set_bt_link(struct device *dev,
struct snd_soc_dai_link *link, int be_id,
int ssp_bt)
{
struct snd_soc_dai_link_component *cpus;
dev_dbg(dev, "link %d: bt offload, ssp %d\n", be_id, ssp_bt);
/* link name */
link->name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d-BT", ssp_bt);
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_bt);
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;
link->dpcm_playback = 1;
return 0;
}
EXPORT_SYMBOL_NS(sof_intel_board_set_bt_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");

8
sound/soc/intel/boards/sof_board_helpers.h
View File

@ -32,6 +32,8 @@ struct sof_rt5682_private {
* @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
* @ssp_bt: ssp port number of BT offload BE link
* @bt_offload_present: true to create BT offload BE link
* @rt5682: private data for rt5682 machine driver
*/
struct sof_card_private {
@ -46,6 +48,9 @@ struct sof_card_private {
int ssp_codec;
int ssp_amp;
int ssp_bt;
bool bt_offload_present;
union {
struct sof_rt5682_private rt5682;
@ -71,5 +76,8 @@ int sof_intel_board_set_intel_hdmi_link(struct device *dev,
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);
int sof_intel_board_set_bt_link(struct device *dev,
struct snd_soc_dai_link *link, int be_id,
int ssp_bt);
#endif /* __SOF_INTEL_BOARD_HELPERS_H */