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[PATCH v6 3/6] drm/msm: use drm_atomic_set_fence_for_plane() to set the fence

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  [PATCH v6 3/6] drm/msm: use drm_atomic_set_fence_for_plane() to set the fence Gustavo Padovan <gustavo@padovan.org> - 2016-10-27 21:40 +0200
    Re: [PATCH v6 3/6] drm/msm: use drm_atomic_set_fence_for_plane() to  set the fence Daniel Vetter <daniel@ffwll.ch> - 2016-10-28 09:40 +0200

#1510598 — [PATCH v6 3/6] drm/msm: use drm_atomic_set_fence_for_plane() to set the fence

From: Gustavo Padovan <gustavo.padovan@collabora.co.uk>

drm_atomic_set_fence_for_plane() is smart and won't overwrite
plane_state->fence if the user already set an explicit fence there.

Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
---
 drivers/gpu/drm/msm/msm_atomic.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/msm/msm_atomic.c b/drivers/gpu/drm/msm/msm_atomic.c
index db193f8..4e21e1d 100644
--- a/drivers/gpu/drm/msm/msm_atomic.c
+++ b/drivers/gpu/drm/msm/msm_atomic.c
@@ -217,8 +217,9 @@ int msm_atomic_commit(struct drm_device *dev,
 		if ((plane->state->fb != plane_state->fb) && plane_state->fb) {
 			struct drm_gem_object *obj = msm_framebuffer_bo(plane_state->fb, 0);
 			struct msm_gem_object *msm_obj = to_msm_bo(obj);
+			struct dma_fence *fence = reservation_object_get_excl_rcu(msm_obj->resv);
 
-			plane_state->fence = reservation_object_get_excl_rcu(msm_obj->resv);
+			drm_atomic_set_fence_for_plane(plane_state, fence);
 		}
 	}
 
-- 
2.5.5

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#1510904 — Re: [PATCH v6 3/6] drm/msm: use drm_atomic_set_fence_for_plane() to set the fence

On Thu, Oct 27, 2016 at 05:37:08PM -0200, Gustavo Padovan wrote:
> From: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
> 
> drm_atomic_set_fence_for_plane() is smart and won't overwrite
> plane_state->fence if the user already set an explicit fence there.
> 
> Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>

Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>

> ---
>  drivers/gpu/drm/msm/msm_atomic.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/msm/msm_atomic.c b/drivers/gpu/drm/msm/msm_atomic.c
> index db193f8..4e21e1d 100644
> --- a/drivers/gpu/drm/msm/msm_atomic.c
> +++ b/drivers/gpu/drm/msm/msm_atomic.c
> @@ -217,8 +217,9 @@ int msm_atomic_commit(struct drm_device *dev,
>  		if ((plane->state->fb != plane_state->fb) && plane_state->fb) {
>  			struct drm_gem_object *obj = msm_framebuffer_bo(plane_state->fb, 0);
>  			struct msm_gem_object *msm_obj = to_msm_bo(obj);
> +			struct dma_fence *fence = reservation_object_get_excl_rcu(msm_obj->resv);
>  
> -			plane_state->fence = reservation_object_get_excl_rcu(msm_obj->resv);
> +			drm_atomic_set_fence_for_plane(plane_state, fence);
>  		}
>  	}
>  
> -- 
> 2.5.5
> 

-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch

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