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drm/radeon/kms: do dp link training at dpms on time not mode set. 

This moves the radeon DP link training call to happen when we
dpms on the encoder not when we set the mode.

Signed-off-by: Dave Airlie <airlied@redhat.com>
hifive-unleashed-5.1
Dave Airlie 2009-11-26 08:56:35 +10:00
parent 5fbfce7fc9
commit 58682f107a
1 changed files with 6 additions and 4 deletions
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10
drivers/gpu/drm/radeon/radeon_encoders.c
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@ -996,12 +996,16 @@ radeon_atom_encoder_dpms(struct drm_encoder *encoder, int mode)
if (is_dig) {
switch (mode) {
case DRM_MODE_DPMS_ON:
atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_ENABLE_OUTPUT);
atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_ENABLE_OUTPUT, 0, 0);
{
struct drm_connector *connector = radeon_get_connector_for_encoder(encoder);
dp_link_train(encoder, connector);
}
break;
case DRM_MODE_DPMS_STANDBY:
case DRM_MODE_DPMS_SUSPEND:
case DRM_MODE_DPMS_OFF:
atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_DISABLE_OUTPUT);
atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_DISABLE_OUTPUT, 0, 0);
break;
}
} else {
@ -1201,7 +1205,6 @@ radeon_atom_encoder_mode_set(struct drm_encoder *encoder,
struct radeon_device *rdev = dev->dev_private;
struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc);
struct drm_connector *connector = radeon_get_connector_for_encoder(encoder);
if (radeon_encoder->active_device &
(ATOM_DEVICE_DFP_SUPPORT | ATOM_DEVICE_LCD_SUPPORT)) {
@ -1244,7 +1247,6 @@ radeon_atom_encoder_mode_set(struct drm_encoder *encoder,
atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_INIT, 0, 0);
atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_SETUP, 0, 0);
atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_ENABLE, 0, 0);
dp_link_train(encoder, connector);
break;
case ENCODER_OBJECT_ID_INTERNAL_DDI:
atombios_ddia_setup(encoder, ATOM_ENABLE);