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drm: rockchip: use private rockchip_gem_destroy

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Change-Id: Ia8f3741fa5f66bcba95e210bfdf55866964ea002
Signed-off-by: Jianqun Xu <jay.xu@rock-chips.com>
This commit is contained in:
Jianqun Xu
2021-11-23 15:24:47 +08:00
committed by Tao Huang
parent 345084a2ed
commit 9900aebfb0
1 changed files with 26 additions and 1 deletions
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drivers/gpu/drm/rockchip/rockchip_drm_gem.c
+26 -1
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@@ -640,6 +640,28 @@ err_free_rk_obj:
return ERR_PTR(ret);
}
/*
* rockchip_gem_destroy - destroy gem object
*
* The dma_buf_unmap_attachment and dma_buf_detach will be re-defined if
* CONFIG_DMABUF_CACHE is enabled.
*
* Same as drm_prime_gem_destroy
*/
static void rockchip_gem_destroy(struct drm_gem_object *obj, struct sg_table *sg)
{
struct dma_buf_attachment *attach;
struct dma_buf *dma_buf;
attach = obj->import_attach;
if (sg)
dma_buf_unmap_attachment(attach, sg, DMA_BIDIRECTIONAL);
dma_buf = attach->dmabuf;
dma_buf_detach(attach->dmabuf, attach);
/* remove the reference */
dma_buf_put(dma_buf);
}
/*
* rockchip_gem_free_object - (struct drm_driver)->gem_free_object_unlocked
* callback function
@@ -658,7 +680,10 @@ void rockchip_gem_free_object(struct drm_gem_object *obj)
DMA_BIDIRECTIONAL, 0);
}
drm_free_large(rk_obj->pages);
drm_prime_gem_destroy(obj, rk_obj->sgt);
if (IS_ENABLED(CONFIG_DMABUF_CACHE))
rockchip_gem_destroy(obj, rk_obj->sgt);
else
drm_prime_gem_destroy(obj, rk_obj->sgt);
} else {
rockchip_gem_free_buf(rk_obj);
}