UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

ASoC: SOF: Intel: hda-mlink: add helpers to retrieve DMIC/SSP hlink 

Small helpers to make DAI ops simpler.

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Rander Wang <rander.wang@intel.com>
Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: Takashi Iwai <tiwai@suse.de>
Link: https://lore.kernel.org/r/20230404104127.5629-17-peter.ujfalusi@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Pierre-Louis Bossart 2023-04-04 13:41:25 +03:00 committed by Mark Brown
parent 87a6ddc0cf
commit 2b864e969b
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
2 changed files with 34 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
include/sound/hda-mlink.h
View File

@ -7,6 +7,7 @@
*/
struct hdac_bus;
struct hdac_ext_link;
#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_MLINK)
@ -48,6 +49,9 @@ void hda_bus_ml_reset_losidv(struct hdac_bus *bus);
int hda_bus_ml_resume(struct hdac_bus *bus);
int hda_bus_ml_suspend(struct hdac_bus *bus);
struct hdac_ext_link *hdac_bus_eml_ssp_get_hlink(struct hdac_bus *bus);
struct hdac_ext_link *hdac_bus_eml_dmic_get_hlink(struct hdac_bus *bus);
#else
static inline int
@ -141,4 +145,10 @@ static inline void hda_bus_ml_reset_losidv(struct hdac_bus *bus) { }
static inline int hda_bus_ml_resume(struct hdac_bus *bus) { return 0; }
static inline int hda_bus_ml_suspend(struct hdac_bus *bus) { return 0; }
static inline struct hdac_ext_link *
hdac_bus_eml_ssp_get_hlink(struct hdac_bus *bus) { return NULL; }
static inline struct hdac_ext_link *
hdac_bus_eml_dmic_get_hlink(struct hdac_bus *bus) { return NULL; }
#endif /* CONFIG_SND_SOC_SOF_HDA */

24
sound/soc/sof/intel/hda-mlink.c
View File

@ -788,6 +788,30 @@ int hda_bus_ml_suspend(struct hdac_bus *bus)
}
EXPORT_SYMBOL_NS(hda_bus_ml_suspend, SND_SOC_SOF_HDA_MLINK);
struct hdac_ext_link *hdac_bus_eml_ssp_get_hlink(struct hdac_bus *bus)
{
struct hdac_ext2_link *h2link;
h2link = find_ext2_link(bus, true, AZX_REG_ML_LEPTR_ID_INTEL_SSP);
if (!h2link)
return NULL;
return &h2link->hext_link;
}
EXPORT_SYMBOL_NS(hdac_bus_eml_ssp_get_hlink, SND_SOC_SOF_HDA_MLINK);
struct hdac_ext_link *hdac_bus_eml_dmic_get_hlink(struct hdac_bus *bus)
{
struct hdac_ext2_link *h2link;
h2link = find_ext2_link(bus, true, AZX_REG_ML_LEPTR_ID_INTEL_DMIC);
if (!h2link)
return NULL;
return &h2link->hext_link;
}
EXPORT_SYMBOL_NS(hdac_bus_eml_dmic_get_hlink, SND_SOC_SOF_HDA_MLINK);
#endif
MODULE_LICENSE("Dual BSD/GPL");