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Commit 09bdf591 authored by Cedric Godin's avatar Cedric Godin Committed by Dave Airlie
Browse files

drm/radeon/kms: fix dpms state on resume 

When suspending, we turn the display hw off, at resume the screen will stay black.
This patch turn it on. Fixes:
https://bugzilla.kernel.org/show_bug.cgi?id=16180



Signed-off-by: default avatarCedric Godin <cedric.godin@skynet.be>
Signed-off-by: default avatarAlex Deucher <alexdeucher@gmail.com>
Signed-off-by: default avatarDave Airlie <airlied@redhat.com>
parent 0888e883

drivers/gpu/drm/radeon/radeon_device.c

+7 −0
Original line number Original line Diff line number Diff line
@@ -779,6 +779,7 @@ int radeon_suspend_kms(struct drm_device *dev, pm_message_t state) 




int radeon_resume_kms(struct drm_device *dev)

int radeon_resume_kms(struct drm_device *dev)

{

{

	struct drm_connector *connector;

	struct radeon_device *rdev = dev->dev_private;

	struct radeon_device *rdev = dev->dev_private;





	if (rdev->powered_down)

	if (rdev->powered_down)
@@ -797,6 +798,12 @@ int radeon_resume_kms(struct drm_device *dev) 
	radeon_resume(rdev);

	radeon_resume(rdev);

	radeon_pm_resume(rdev);

	radeon_pm_resume(rdev);

	radeon_restore_bios_scratch_regs(rdev);

	radeon_restore_bios_scratch_regs(rdev);



	/* turn on display hw */

	list_for_each_entry(connector, &dev->mode_config.connector_list, head) {

		drm_helper_connector_dpms(connector, DRM_MODE_DPMS_ON);

	}



	radeon_fbdev_set_suspend(rdev, 0);

	radeon_fbdev_set_suspend(rdev, 0);

	release_console_sem();

	release_console_sem();