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drm/radeon/kms: rewrite DP handling 

- reorganize the functions based on use
- clean up function naming
- rework link training to better match what we use internally
- add initial support for DP 1.2 (no MST yet)

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Alex Deucher 2011-05-20 04:34:28 -04:00 committed by Dave Airlie
parent 558e27db8f
commit 224d94b144
4 changed files with 671 additions and 611 deletions
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1268
drivers/gpu/drm/radeon/atombios_dp.c
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File diff suppressed because it is too large Load Diff

4
drivers/gpu/drm/radeon/radeon_connectors.c
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@ -59,7 +59,7 @@ void radeon_connector_hotplug(struct drm_connector *connector)
(radeon_dp_getsinktype(radeon_connector) == CONNECTOR_OBJECT_ID_eDP)) {
if (radeon_dp_needs_link_train(radeon_connector)) {
if (connector->encoder)
dp_link_train(connector->encoder, connector);
radeon_dp_link_train(connector->encoder, connector);
}
}
}
@ -1195,7 +1195,7 @@ static int radeon_dp_mode_valid(struct drm_connector *connector,
if ((radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
(radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP))
return radeon_dp_mode_valid_helper(radeon_connector, mode);
return radeon_dp_mode_valid_helper(connector, mode);
else
return MODE_OK;
}

4
drivers/gpu/drm/radeon/radeon_encoders.c
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@ -1417,7 +1417,9 @@ radeon_atom_encoder_dpms(struct drm_encoder *encoder, int mode)
ATOM_TRANSMITTER_ACTION_POWER_ON);
radeon_dig_connector->edp_on = true;
}
dp_link_train(encoder, connector);
if (ASIC_IS_DCE4(rdev))
atombios_dig_encoder_setup(encoder, ATOM_ENCODER_CMD_DP_VIDEO_OFF, 0);
radeon_dp_link_train(encoder, connector);
if (ASIC_IS_DCE4(rdev))
atombios_dig_encoder_setup(encoder, ATOM_ENCODER_CMD_DP_VIDEO_ON, 0);
}

6
drivers/gpu/drm/radeon/radeon_mode.h
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@ -471,12 +471,12 @@ extern bool radeon_connector_is_dp12_capable(struct drm_connector *connector);
extern void radeon_connector_hotplug(struct drm_connector *connector);
extern bool radeon_dp_needs_link_train(struct radeon_connector *radeon_connector);
extern int radeon_dp_mode_valid_helper(struct radeon_connector *radeon_connector,
extern int radeon_dp_mode_valid_helper(struct drm_connector *connector,
struct drm_display_mode *mode);
extern void radeon_dp_set_link_config(struct drm_connector *connector,
struct drm_display_mode *mode);
extern void dp_link_train(struct drm_encoder *encoder,
struct drm_connector *connector);
extern void radeon_dp_link_train(struct drm_encoder *encoder,
struct drm_connector *connector);
extern u8 radeon_dp_getsinktype(struct radeon_connector *radeon_connector);
extern bool radeon_dp_getdpcd(struct radeon_connector *radeon_connector);
extern void atombios_dig_encoder_setup(struct drm_encoder *encoder, int action, int panel_mode);