32 		struct msm_gem_vma *vma)  in msm_gem_purge_vma()  argument
34 	unsigned size = vma->node.size << PAGE_SHIFT;  in msm_gem_purge_vma()
37 	if (WARN_ON(vma->inuse > 0))  in msm_gem_purge_vma()
41 	if (!vma->mapped)  in msm_gem_purge_vma()
45 		aspace->mmu->funcs->unmap(aspace->mmu, vma->iova, size);  in msm_gem_purge_vma()
47 	vma->mapped = false;  in msm_gem_purge_vma()
52 		struct msm_gem_vma *vma)  in msm_gem_unmap_vma()  argument
54 	if (!WARN_ON(!vma->iova))  in msm_gem_unmap_vma()
55 		vma->inuse--;  in msm_gem_unmap_vma()
60 		struct msm_gem_vma *vma, int prot,  in msm_gem_map_vma()  argument
66 	if (WARN_ON(!vma->iova))  in msm_gem_map_vma()
70 	vma->inuse++;  in msm_gem_map_vma()
72 	if (vma->mapped)  in msm_gem_map_vma()
75 	vma->mapped = true;  in msm_gem_map_vma()
78 		ret = aspace->mmu->funcs->map(aspace->mmu, vma->iova, sgt,  in msm_gem_map_vma()
82 		vma->mapped = false;  in msm_gem_map_vma()
89 		struct msm_gem_vma *vma)  in msm_gem_close_vma()  argument
91 	if (WARN_ON(vma->inuse > 0 || vma->mapped))  in msm_gem_close_vma()
95 	if (vma->iova)  in msm_gem_close_vma()
96 		drm_mm_remove_node(&vma->node);  in msm_gem_close_vma()
99 	vma->iova = 0;  in msm_gem_close_vma()
106 		struct msm_gem_vma *vma, int npages)  in msm_gem_init_vma()  argument
110 	if (WARN_ON(vma->iova))  in msm_gem_init_vma()
114 	ret = drm_mm_insert_node(&aspace->mm, &vma->node, npages);  in msm_gem_init_vma()
120 	vma->iova = vma->node.start << PAGE_SHIFT;  in msm_gem_init_vma()
121 	vma->mapped = false;  in msm_gem_init_vma()