diff options
Diffstat (limited to 'sound/soc/intel/common/sst-match-acpi.c')
-rw-r--r-- | sound/soc/intel/common/sst-match-acpi.c | 47 |
1 files changed, 41 insertions, 6 deletions
diff --git a/sound/soc/intel/common/sst-match-acpi.c b/sound/soc/intel/common/sst-match-acpi.c index 1070f3a..56d26f3 100644 --- a/sound/soc/intel/common/sst-match-acpi.c +++ b/sound/soc/intel/common/sst-match-acpi.c @@ -63,16 +63,33 @@ static acpi_status sst_acpi_mach_match(acpi_handle handle, u32 level, return AE_OK; } +bool sst_acpi_check_hid(const u8 hid[ACPI_ID_LEN]) +{ + acpi_status status; + bool found = false; + + status = acpi_get_devices(hid, sst_acpi_mach_match, &found, NULL); + + if (ACPI_FAILURE(status)) + return false; + + return found; +} +EXPORT_SYMBOL_GPL(sst_acpi_check_hid); + struct sst_acpi_mach *sst_acpi_find_machine(struct sst_acpi_mach *machines) { struct sst_acpi_mach *mach; - bool found = false; - for (mach = machines; mach->id[0]; mach++) - if (ACPI_SUCCESS(acpi_get_devices(mach->id, - sst_acpi_mach_match, - &found, NULL)) && found) - return mach; + for (mach = machines; mach->id[0]; mach++) { + if (sst_acpi_check_hid(mach->id) == true) { + if (mach->machine_quirk == NULL) + return mach; + + if (mach->machine_quirk(mach) != NULL) + return mach; + } + } return NULL; } EXPORT_SYMBOL_GPL(sst_acpi_find_machine); @@ -134,5 +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"); |