Mark the vblank event on amdgpu's vkms as simulated, so that the WAIT_VBLANK ioctl fails with an error. The ioctl should not be supported because the output is not synchronized to a display refresh.
Signed-off-by: Thomas Zimmermann <[email protected]> --- drivers/gpu/drm/amd/amdgpu/amdgpu_vkms.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vkms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vkms.c index 170adaf7e76a..bc88acc819a6 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vkms.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vkms.c @@ -413,7 +413,8 @@ static int amdgpu_vkms_sw_init(struct amdgpu_ip_block *ip_block) return r; } - r = drm_vblank_init(adev_to_drm(adev), adev->mode_info.num_crtc); + r = drmm_vblank_init(adev_to_drm(adev), adev->mode_info.num_crtc, + DRM_VBLANK_FLAG_SIMULATED); if (r) return r; -- 2.54.0
