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authorAlex Deucher <alexdeucher@gmail.com>2011-05-20 04:34:20 -0400
committerDave Airlie <airlied@redhat.com>2011-05-20 20:02:25 +1000
commit4e633939fe39a98824a0c590a6c1e30559071100 (patch)
treea68629d3d8d9229f33877cd919c046fc065f91db /drivers/gpu/drm/radeon/radeon_encoders.c
parent2dafb74d63d3f79d0357ff19bf7691c22b034926 (diff)
downloadblackbird-op-linux-4e633939fe39a98824a0c590a6c1e30559071100.tar.gz
blackbird-op-linux-4e633939fe39a98824a0c590a6c1e30559071100.zip
drm/radeon/kms: make sure eDP panel is on for modesetting
Signed-off-by: Alex Deucher <alexdeucher@gmail.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_encoders.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_encoders.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_encoders.c b/drivers/gpu/drm/radeon/radeon_encoders.c
index cdac73975f6e..fd0087faf758 100644
--- a/drivers/gpu/drm/radeon/radeon_encoders.c
+++ b/drivers/gpu/drm/radeon/radeon_encoders.c
@@ -1936,11 +1936,17 @@ static void radeon_atom_encoder_prepare(struct drm_encoder *encoder)
radeon_atom_output_lock(encoder, true);
radeon_atom_encoder_dpms(encoder, DRM_MODE_DPMS_OFF);
- /* select the clock/data port if it uses a router */
if (connector) {
struct radeon_connector *radeon_connector = to_radeon_connector(connector);
+
+ /* select the clock/data port if it uses a router */
if (radeon_connector->router.cd_valid)
radeon_router_select_cd_port(radeon_connector);
+
+ /* turn eDP panel on for mode set */
+ if (connector->connector_type == DRM_MODE_CONNECTOR_eDP)
+ atombios_set_edp_panel_power(connector,
+ ATOM_TRANSMITTER_ACTION_POWER_ON);
}
/* this is needed for the pll/ss setup to work correctly in some cases */
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