| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.4 206/342] drm/radeon: call hpd_irq_event on resume | Date | Tue, 01 Mar 2016 23:54:52 +0000 |
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4.4-stable review patch. If anyone has any objections, please let me know.
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From: Alex Deucher <alexander.deucher@amd.com>
commit dbb17a21c131eca94eb31136eee9a7fe5aff00d9 upstream.
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> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- drivers/gpu/drm/radeon/radeon_device.c | 1 + 1 file changed, 1 insertion(+)
--- a/drivers/gpu/drm/radeon/radeon_device.c +++ b/drivers/gpu/drm/radeon/radeon_device.c @@ -1744,6 +1744,7 @@ int radeon_resume_kms(struct drm_device } 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)
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