diff options
Diffstat (limited to 'sound/soc/intel/common')
-rw-r--r-- | sound/soc/intel/common/sst-acpi.h | 20 | ||||
-rw-r--r-- | sound/soc/intel/common/sst-match-acpi.c | 18 |
2 files changed, 38 insertions, 0 deletions
diff --git a/sound/soc/intel/common/sst-acpi.h b/sound/soc/intel/common/sst-acpi.h index 3649d3b08c9e..afe9b87b8bd5 100644 --- a/sound/soc/intel/common/sst-acpi.h +++ b/sound/soc/intel/common/sst-acpi.h @@ -58,5 +58,25 @@ struct sst_acpi_mach { /* board name */ const char *board; struct sst_acpi_mach * (*machine_quirk)(void *arg); + const void *quirk_data; void *pdata; }; + +#define SST_ACPI_MAX_CODECS 3 + +/** + * struct sst_codecs: Structure to hold secondary codec information apart from + * the matched one, this data will be passed to the quirk function to match + * with the ACPI detected devices + * + * @num_codecs: number of secondary codecs used in the platform + * @codecs: holds the codec IDs + * + */ +struct sst_codecs { + int num_codecs; + u8 codecs[SST_ACPI_MAX_CODECS][ACPI_ID_LEN]; +}; + +/* check all codecs */ +struct sst_acpi_mach *sst_acpi_codec_list(void *arg); diff --git a/sound/soc/intel/common/sst-match-acpi.c b/sound/soc/intel/common/sst-match-acpi.c index 88e4977578b5..56d26f36a3cb 100644 --- a/sound/soc/intel/common/sst-match-acpi.c +++ b/sound/soc/intel/common/sst-match-acpi.c @@ -151,5 +151,23 @@ bool sst_acpi_find_package_from_hid(const u8 hid[ACPI_ID_LEN], } EXPORT_SYMBOL_GPL(sst_acpi_find_package_from_hid); +struct sst_acpi_mach *sst_acpi_codec_list(void *arg) +{ + struct sst_acpi_mach *mach = arg; + struct sst_codecs *codec_list = (struct sst_codecs *) mach->quirk_data; + int i; + + if (mach->quirk_data == NULL) + return mach; + + for (i = 0; i < codec_list->num_codecs; i++) { + if (sst_acpi_check_hid(codec_list->codecs[i]) != true) + return NULL; + } + + return mach; +} +EXPORT_SYMBOL_GPL(sst_acpi_codec_list); + MODULE_LICENSE("GPL v2"); MODULE_DESCRIPTION("Intel Common ACPI Match module"); |