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-rw-r--r--drivers/gpu/drm/radeon/radeon_encoders.c18
1 files changed, 15 insertions, 3 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_encoders.c b/drivers/gpu/drm/radeon/radeon_encoders.c
index d55cb58283a9..c6981dfd9156 100644
--- a/drivers/gpu/drm/radeon/radeon_encoders.c
+++ b/drivers/gpu/drm/radeon/radeon_encoders.c
@@ -595,6 +595,7 @@ atombios_digital_setup(struct drm_encoder *encoder, int action)
int
atombios_get_encoder_mode(struct drm_encoder *encoder)
{
+ struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
struct drm_device *dev = encoder->dev;
struct radeon_device *rdev = dev->dev_private;
struct drm_connector *connector;
@@ -602,9 +603,20 @@ atombios_get_encoder_mode(struct drm_encoder *encoder)
struct radeon_connector_atom_dig *dig_connector;
connector = radeon_get_connector_for_encoder(encoder);
- if (!connector)
- return 0;
-
+ if (!connector) {
+ switch (radeon_encoder->encoder_id) {
+ case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
+ case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
+ case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
+ case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
+ case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
+ return ATOM_ENCODER_MODE_DVI;
+ case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
+ case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
+ default:
+ return ATOM_ENCODER_MODE_CRT;
+ }
+ }
radeon_connector = to_radeon_connector(connector);
switch (connector->connector_type) {