Re: [PATCH 4/7] drm/radeon: Fill out gem_object->resv

["Koenig, Christian" <Christian.Koenig-5C7GfCeVMHo@public.gmane.org>]

Those patches would become superfluous when merging Gerd's work.

But I'm not sure if that is going to fly soon or not.

Christian.

Am 25.06.19 um 22:42 schrieb Daniel Vetter:
> That way we can ditch our gem_prime_res_obj implementation. Since ttm
> absolutely needs the right reservation object all the boilerplate is
> already there and we just have to wire it up correctly.
>
> Note that gem/prime doesn't care when we do this, as long as we do it
> before the bo is registered and someone can call the handle2fd ioctl
> on it.
>
> Aside: ttm_buffer_object.ttm_resv could probably be ditched in favour
> of always passing a non-NULL resv to ttm_bo_init(). At least for gem
> drivers that would avoid having two of these, on in ttm_buffer_object
> and the other in drm_gem_object, one just there for confusion.
>
> Reviewed-by: Emil Velikov <emil.velikov@collabora.com>
> Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
> Cc: Alex Deucher <alexander.deucher@amd.com>
> Cc: "Christian König" <christian.koenig@amd.com>
> Cc: "David (ChunMing) Zhou" <David1.Zhou@amd.com>
> Cc: amd-gfx@lists.freedesktop.org
> ---
>   drivers/gpu/drm/radeon/radeon_drv.c    | 2 --
>   drivers/gpu/drm/radeon/radeon_object.c | 1 +
>   drivers/gpu/drm/radeon/radeon_prime.c  | 7 -------
>   3 files changed, 1 insertion(+), 9 deletions(-)
>
> diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c
> index 4403e76e1ae0..a4a78dfdef37 100644
> --- a/drivers/gpu/drm/radeon/radeon_drv.c
> +++ b/drivers/gpu/drm/radeon/radeon_drv.c
> @@ -152,7 +152,6 @@ struct drm_gem_object *radeon_gem_prime_import_sg_table(struct drm_device *dev,
>   							struct sg_table *sg);
>   int radeon_gem_prime_pin(struct drm_gem_object *obj);
>   void radeon_gem_prime_unpin(struct drm_gem_object *obj);
> -struct reservation_object *radeon_gem_prime_res_obj(struct drm_gem_object *);
>   void *radeon_gem_prime_vmap(struct drm_gem_object *obj);
>   void radeon_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr);
>   
> @@ -566,7 +565,6 @@ static struct drm_driver kms_driver = {
>   	.gem_prime_export = radeon_gem_prime_export,
>   	.gem_prime_pin = radeon_gem_prime_pin,
>   	.gem_prime_unpin = radeon_gem_prime_unpin,
> -	.gem_prime_res_obj = radeon_gem_prime_res_obj,
>   	.gem_prime_get_sg_table = radeon_gem_prime_get_sg_table,
>   	.gem_prime_import_sg_table = radeon_gem_prime_import_sg_table,
>   	.gem_prime_vmap = radeon_gem_prime_vmap,
> diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c
> index 21f73fc86f38..7a2bad843f8a 100644
> --- a/drivers/gpu/drm/radeon/radeon_object.c
> +++ b/drivers/gpu/drm/radeon/radeon_object.c
> @@ -262,6 +262,7 @@ int radeon_bo_create(struct radeon_device *rdev,
>   	r = ttm_bo_init(&rdev->mman.bdev, &bo->tbo, size, type,
>   			&bo->placement, page_align, !kernel, acc_size,
>   			sg, resv, &radeon_ttm_bo_destroy);
> +	bo->gem_base.resv = bo->tbo.resv;
>   	up_read(&rdev->pm.mclk_lock);
>   	if (unlikely(r != 0)) {
>   		return r;
> diff --git a/drivers/gpu/drm/radeon/radeon_prime.c b/drivers/gpu/drm/radeon/radeon_prime.c
> index deaffce50a2e..8ce3e8045d42 100644
> --- a/drivers/gpu/drm/radeon/radeon_prime.c
> +++ b/drivers/gpu/drm/radeon/radeon_prime.c
> @@ -117,13 +117,6 @@ void radeon_gem_prime_unpin(struct drm_gem_object *obj)
>   }
>   
>   
> -struct reservation_object *radeon_gem_prime_res_obj(struct drm_gem_object *obj)
> -{
> -	struct radeon_bo *bo = gem_to_radeon_bo(obj);
> -
> -	return bo->tbo.resv;
> -}
> -
>   struct dma_buf *radeon_gem_prime_export(struct drm_gem_object *gobj,
>   					int flags)
>   {

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