drm/radeon: support backlight control for UNIPHY3

commit d3200be6c423afa1c34f7e39e9f6d04dd5b0af9d upstream.

Same interface as other UNIPHY blocks

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>

diff --git a/drivers/gpu/drm/radeon/atombios_encoders.c b/drivers/gpu/drm/radeon/atombios_encoders.c
index 6af1728c5c2b58acb4994ebbac5789f765d8a2c8..d38799899ca9fff089a7edd2819752f0c2b0025c 100644 (file)
--- a/drivers/gpu/drm/radeon/atombios_encoders.c
+++ b/drivers/gpu/drm/radeon/atombios_encoders.c
@@ -119,6 +119,7 @@ atombios_set_backlight_level(struct radeon_encoder *radeon_encoder, u8 level)
                case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
                case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
                case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
+               case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
                        if (dig->backlight_level == 0)
                                atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_LCD_BLOFF, 0, 0);
                        else {