From 54fb2a5cd0baf8e97d743de411e2f832d1afa68d Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Tue, 24 Nov 2015 14:30:56 -0500 Subject: [PATCH] drm/amdgpu: 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 Cc: stable@vger.kernel.org --- drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index d5b421330145..58cb6987b078 100644 --- 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 *dev, bool resume, bool fbcon) } drm_kms_helper_poll_enable(dev); + drm_helper_hpd_irq_event(dev); if (fbcon) { amdgpu_fbdev_set_suspend(adev, 0); -- 2.20.1