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Diffstat (limited to 'sound/soc/intel/common/sst-match-acpi.c')
-rw-r--r--sound/soc/intel/common/sst-match-acpi.c47
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 1070f3ad23e5..56d26f36a3cb 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");