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drm/radeon/kms/atom: disable the encoders in encoder_disable

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Previously we just set them to dpms off.  This should save
additional power.

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Alex Deucher 2010-05-07 17:05:22 -04:00 committed by Dave Airlie
parent 9e51159c14
commit aa9613916a
1 changed files with 39 additions and 0 deletions
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39
drivers/gpu/drm/radeon/radeon_encoders.c
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@ -1509,10 +1509,49 @@ static void radeon_atom_encoder_commit(struct drm_encoder *encoder)
static void radeon_atom_encoder_disable(struct drm_encoder *encoder)
{
struct drm_device *dev = encoder->dev;
struct radeon_device *rdev = dev->dev_private;
struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
struct radeon_encoder_atom_dig *dig;
radeon_atom_encoder_dpms(encoder, DRM_MODE_DPMS_OFF);
switch (radeon_encoder->encoder_id) {
case ENCODER_OBJECT_ID_INTERNAL_TMDS1:
case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_TMDS1:
case ENCODER_OBJECT_ID_INTERNAL_LVDS:
case ENCODER_OBJECT_ID_INTERNAL_LVTM1:
atombios_digital_setup(encoder, PANEL_ENCODER_ACTION_DISABLE);
break;
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:
if (ASIC_IS_DCE4(rdev))
/* disable the transmitter */
atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_DISABLE, 0, 0);
else {
/* disable the encoder and transmitter */
atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_DISABLE, 0, 0);
atombios_dig_encoder_setup(encoder, ATOM_DISABLE);
}
break;
case ENCODER_OBJECT_ID_INTERNAL_DDI:
atombios_ddia_setup(encoder, ATOM_DISABLE);
break;
case ENCODER_OBJECT_ID_INTERNAL_DVO1:
case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
atombios_external_tmds_setup(encoder, ATOM_DISABLE);
break;
case ENCODER_OBJECT_ID_INTERNAL_DAC1:
case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
case ENCODER_OBJECT_ID_INTERNAL_DAC2:
case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
atombios_dac_setup(encoder, ATOM_DISABLE);
if (radeon_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT | ATOM_DEVICE_CV_SUPPORT))
atombios_tv_setup(encoder, ATOM_DISABLE);
break;
}
if (radeon_encoder_is_digital(encoder)) {
if (atombios_get_encoder_mode(encoder) == ATOM_ENCODER_MODE_HDMI)
r600_hdmi_disable(encoder);