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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
Alex Deucher 9 years ago
parent
54fb2a5cd0
commit
dbb17a21c1
1 changed files with 1 additions and 0 deletions
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  1. 1 0
      drivers/gpu/drm/radeon/radeon_device.c

+ 1 - 0
drivers/gpu/drm/radeon/radeon_device.c
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@@ -1744,6 +1744,7 @@ int radeon_resume_kms(struct drm_device *dev, bool resume, bool fbcon)
 
 	}
 
 	}
 
 
 
 	drm_kms_helper_poll_enable(dev);
 
 	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 */
 
 	/* 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)
 
 	if ((rdev->pm.pm_method == PM_METHOD_DPM) && rdev->pm.dpm_enabled)