When setting a new crtc configuration, force the DPMS state of all connectors to ON. Otherwise, they'll be left at OFF and a future mode set that disables the specified connector will not turn the connector off.
Signed-off-by: Keith Packard keithp@keithp.com --- drivers/gpu/drm/drm_crtc_helper.c | 7 +++++++ 1 files changed, 7 insertions(+), 0 deletions(-)
diff --git a/drivers/gpu/drm/drm_crtc_helper.c b/drivers/gpu/drm/drm_crtc_helper.c index f7af91c..232ee93 100644 --- a/drivers/gpu/drm/drm_crtc_helper.c +++ b/drivers/gpu/drm/drm_crtc_helper.c @@ -471,6 +471,7 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set) int count = 0, ro, fail = 0; struct drm_crtc_helper_funcs *crtc_funcs; int ret = 0; + int i;
DRM_DEBUG_KMS("\n");
@@ -666,6 +667,12 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set) if (ret != 0) goto fail; } + DRM_DEBUG_KMS("Setting connector DPMS state to on\n"); + for (i = 0; i < set->num_connectors; i++) { + DRM_DEBUG_KMS("\t[CONNECTOR:%d:%s] set DPMS on\n", set->connectors[i]->base.id, + drm_get_connector_name(set->connectors[i])); + set->connectors[i]->dpms = DRM_MODE_DPMS_ON; + }
kfree(save_connectors); kfree(save_encoders);