drm/radeon: call hpd_irq_event on resume



Need to call this on resume if displays changes during
suspend in order to properly be notified of changes.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org

parent 54fb2a5c

drivers/gpu/drm/radeon/radeon_device.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -1744,6 +1744,7 @@ int radeon_resume_kms(struct drm_device *dev, bool resume, bool fbcon)
		}

		drm_kms_helper_poll_enable(dev);
		drm_helper_hpd_irq_event(dev);

		/* set the power state here in case we are a PX system or headless */
		if ((rdev->pm.pm_method == PM_METHOD_DPM) && rdev->pm.dpm_enabled)