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Commit bf9dc102 authored by Keith Packard's avatar Keith Packard Committed by Dave Airlie
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drm: Set connector DPMS status to ON in drm_crtc_helper_set_config 



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: default avatarKeith Packard <keithp@keithp.com>
Signed-off-by: default avatarDave Airlie <airlied@redhat.com>
parent e536fb6f

drivers/gpu/drm/drm_crtc_helper.c

+7 −0
Original line number Diff line number Diff line
@@ -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);