[PATCH] drm/amdgpu: Remove warning for virtual_display

[Andrey Grodzovsky]

Reviewed-by: Andrey Grodzovsky <andrey.grodzovsky at amd.com>

Andrey

On 10/8/20 10:34 PM, Emily.Deng wrote:
> Remove the virtual_display warning in drm_crtc_vblank_off when
> dev->num_crtcs is null.
>
> Signed-off-by: Emily.Deng <Emily.Deng at amd.com>
> Change-Id: I755150a32478d8c128eed7ed98a71175d2b3aefc
> ---
>   drivers/gpu/drm/amd/amdgpu/dce_virtual.c | 4 +++-
>   1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/dce_virtual.c b/drivers/gpu/drm/amd/amdgpu/dce_virtual.c
> index 469c05fd43d5..b4d4b76538d2 100644
> --- a/drivers/gpu/drm/amd/amdgpu/dce_virtual.c
> +++ b/drivers/gpu/drm/amd/amdgpu/dce_virtual.c
> @@ -174,8 +174,10 @@ static void dce_virtual_crtc_commit(struct drm_crtc *crtc)
>   static void dce_virtual_crtc_disable(struct drm_crtc *crtc)
>   {
>   	struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
> +	struct drm_device *dev = crtc->dev;
>   
> -	drm_crtc_vblank_off(crtc);
> +	if (dev->num_crtcs)
> +		drm_crtc_vblank_off(crtc);
>   
>   	amdgpu_crtc->enabled = false;
>   	amdgpu_crtc->pll_id = ATOM_PPLL_INVALID;