42 void drm_sg_cleanup(struct drm_sg_mem * entry)  in drm_sg_cleanup()  argument
44 	if (entry == NULL)  in drm_sg_cleanup()
47 	if (entry->vaddr != NULL)  in drm_sg_cleanup()
48 		kmem_free(entry->vaddr, IDX_TO_OFF(entry->pages));  in drm_sg_cleanup()
50 	free(entry->busaddr, DRM_MEM_SGLISTS);  in drm_sg_cleanup()
51 	free(entry, DRM_MEM_DRIVER);  in drm_sg_cleanup()
56 	struct drm_sg_mem *entry;  in drm_sg_alloc()  local
68 	entry = malloc(sizeof(*entry), DRM_MEM_DRIVER, M_NOWAIT | M_ZERO);  in drm_sg_alloc()
69 	if (!entry)  in drm_sg_alloc()
75 	entry->pages = atop(size);  in drm_sg_alloc()
76 	entry->busaddr = malloc(entry->pages * sizeof(*entry->busaddr),  in drm_sg_alloc()
78 	if (!entry->busaddr) {  in drm_sg_alloc()
79 		free(entry, DRM_MEM_DRIVER);  in drm_sg_alloc()
83 	entry->vaddr = drm_vmalloc_dma(size);  in drm_sg_alloc()
84 	if (entry->vaddr == NULL) {  in drm_sg_alloc()
85 		free(entry->busaddr, DRM_MEM_DRIVER);  in drm_sg_alloc()
86 		free(entry, DRM_MEM_DRIVER);  in drm_sg_alloc()
90 	for (pindex = 0; pindex < entry->pages; pindex++) {  in drm_sg_alloc()
91 		entry->busaddr[pindex] =  in drm_sg_alloc()
92 		    vtophys((uintptr_t)entry->vaddr + IDX_TO_OFF(pindex));  in drm_sg_alloc()
95 	request->handle = (uintptr_t)entry->vaddr;  in drm_sg_alloc()
97 	dev->sg = entry;  in drm_sg_alloc()
100 	    entry->pages, entry->vaddr, *(unsigned long *)entry->vaddr);  in drm_sg_alloc()
118 	struct drm_sg_mem *entry;  in drm_sg_free()  local
123 	entry = dev->sg;  in drm_sg_free()
126 	if (!entry || (uintptr_t)entry->vaddr != request->handle)  in drm_sg_free()
129 	DRM_DEBUG("free %p\n", entry->vaddr);  in drm_sg_free()
131 	drm_sg_cleanup(entry);  in drm_sg_free()