| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.4 173/342] drm/amdgpu: call hpd_irq_event on resume | Date | Tue, 01 Mar 2016 23:54:41 +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 54fb2a5cd0baf8e97d743de411e2f832d1afa68d 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/amd/amdgpu/amdgpu_device.c | 1 + 1 file changed, 1 insertion(+)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -1788,6 +1788,7 @@ int amdgpu_resume_kms(struct drm_device } drm_kms_helper_poll_enable(dev); + drm_helper_hpd_irq_event(dev); if (fbcon) { amdgpu_fbdev_set_suspend(adev, 0);
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