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-rw-r--r--sound/soc/sdca/sdca_device.c43
1 files changed, 43 insertions, 0 deletions
diff --git a/sound/soc/sdca/sdca_device.c b/sound/soc/sdca/sdca_device.c
index 58f5f6f0f723..c44dc21cb634 100644
--- a/sound/soc/sdca/sdca_device.c
+++ b/sound/soc/sdca/sdca_device.c
@@ -9,6 +9,7 @@
#include <linux/acpi.h>
#include <linux/soundwire/sdw.h>
#include <sound/sdca.h>
+#include <sound/sdca_function.h>
void sdca_lookup_interface_revision(struct sdw_slave *slave)
{
@@ -22,3 +23,45 @@ void sdca_lookup_interface_revision(struct sdw_slave *slave)
&slave->sdca_data.interface_revision);
}
EXPORT_SYMBOL_NS(sdca_lookup_interface_revision, SND_SOC_SDCA);
+
+static bool sdca_device_quirk_rt712_vb(struct sdw_slave *slave)
+{
+ struct sdw_slave_id *id = &slave->id;
+ int i;
+
+ /*
+ * The RT712_VA relies on the v06r04 draft, and the
+ * RT712_VB on a more recent v08r01 draft.
+ */
+ if (slave->sdca_data.interface_revision < 0x0801)
+ return false;
+
+ if (id->mfg_id != 0x025d)
+ return false;
+
+ if (id->part_id != 0x712 &&
+ id->part_id != 0x713 &&
+ id->part_id != 0x716 &&
+ id->part_id != 0x717)
+ return false;
+
+ for (i = 0; i < slave->sdca_data.num_functions; i++) {
+ if (slave->sdca_data.sdca_func[i].type ==
+ SDCA_FUNCTION_TYPE_SMART_MIC)
+ return true;
+ }
+
+ return false;
+}
+
+bool sdca_device_quirk_match(struct sdw_slave *slave, enum sdca_quirk quirk)
+{
+ switch (quirk) {
+ case SDCA_QUIRKS_RT712_VB:
+ return sdca_device_quirk_rt712_vb(slave);
+ default:
+ break;
+ }
+ return false;
+}
+EXPORT_SYMBOL_NS(sdca_device_quirk_match, SND_SOC_SDCA);