Re: [PATCH] drm/amdgpu: Remove warning for virtual_display

[Grodzovsky, Andrey]

Reviewed-by Andrey Grodzovsky<andrey.grodzov...@amd.com>

Andrey

________________________________
From: amd-gfx <amd-gfx-boun...@lists.freedesktop.org> on behalf of Emily.Deng 
<emily.d...@amd.com>
Sent: 07 October 2020 21:35
To: amd-gfx@lists.freedesktop.org <amd-gfx@lists.freedesktop.org>
Cc: Deng, Emily <emily.d...@amd.com>
Subject: [PATCH] drm/amdgpu: Remove warning for virtual_display

Remove the virtual_display warning in drm_crtc_vblank_off when
dev->num_crtcs is null.

Signed-off-by: Emily.Deng <emily.d...@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 52d40b5e14db..fcf61d94fbc8 100644
--- a/drivers/gpu/drm/amd/amdgpu/dce_virtual.c
+++ b/drivers/gpu/drm/amd/amdgpu/dce_virtual.c
@@ -189,8 +189,10 @@ 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;
--
2.25.1

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