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path: root/drivers/gpu/drm/radeon/radeon_connectors.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_connectors.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_connectors.c29
1 files changed, 10 insertions, 19 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c
index c4b8741..449c3d8 100644
--- a/drivers/gpu/drm/radeon/radeon_connectors.c
+++ b/drivers/gpu/drm/radeon/radeon_connectors.c
@@ -68,11 +68,11 @@ void radeon_connector_hotplug(struct drm_connector *connector)
if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) {
int saved_dpms = connector->dpms;
- if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd) &&
- radeon_dp_needs_link_train(radeon_connector))
- drm_helper_connector_dpms(connector, DRM_MODE_DPMS_ON);
- else
+ /* Only turn off the display it it's physically disconnected */
+ if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd))
drm_helper_connector_dpms(connector, DRM_MODE_DPMS_OFF);
+ else if (radeon_dp_needs_link_train(radeon_connector))
+ drm_helper_connector_dpms(connector, DRM_MODE_DPMS_ON);
connector->dpms = saved_dpms;
}
}
@@ -1303,23 +1303,14 @@ radeon_dp_detect(struct drm_connector *connector, bool force)
/* get the DPCD from the bridge */
radeon_dp_getdpcd(radeon_connector);
- if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd))
- ret = connector_status_connected;
- else {
- /* need to setup ddc on the bridge */
- if (encoder)
- radeon_atom_ext_encoder_setup_ddc(encoder);
+ if (encoder) {
+ /* setup ddc on the bridge */
+ radeon_atom_ext_encoder_setup_ddc(encoder);
if (radeon_ddc_probe(radeon_connector,
- radeon_connector->requires_extended_probe))
+ radeon_connector->requires_extended_probe)) /* try DDC */
ret = connector_status_connected;
- }
-
- if ((ret == connector_status_disconnected) &&
- radeon_connector->dac_load_detect) {
- struct drm_encoder *encoder = radeon_best_single_encoder(connector);
- struct drm_encoder_helper_funcs *encoder_funcs;
- if (encoder) {
- encoder_funcs = encoder->helper_private;
+ else if (radeon_connector->dac_load_detect) { /* try load detection */
+ struct drm_encoder_helper_funcs *encoder_funcs = encoder->helper_private;
ret = encoder_funcs->detect(encoder, connector);
}
}

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