drm/panthor/panthor_gem.h

1 /* SPDX-License-Identifier: GPL-2.0 or MIT */
11 #include <linux/iosys-map.h>
17  * struct panthor_gem_object - Driver specific GEM object.
25 	 * is attached to.
42 	 * called in a dma-signaling path, where we're not allowed to take
52  * struct panthor_kernel_bo - Kernel buffer object.
65 	 * @vm: VM this private buffer is attached to.
97 	return bo->va_node.start;  in panthor_kernel_bo_gpuva()
103 	return bo->obj->size;  in panthor_kernel_bo_size()
112 	if (bo->kmap)  in panthor_kernel_bo_vmap()
115 	ret = drm_gem_vmap_unlocked(bo->obj, &map);  in panthor_kernel_bo_vmap()
119 	bo->kmap = map.vaddr;  in panthor_kernel_bo_vmap()
126 	if (bo->kmap) {  in panthor_kernel_bo_vunmap()
127 		struct iosys_map map = IOSYS_MAP_INIT_VADDR(bo->kmap);  in panthor_kernel_bo_vunmap()
129 		drm_gem_vunmap_unlocked(bo->obj, &map);  in panthor_kernel_bo_vunmap()
130 		bo->kmap = NULL;  in panthor_kernel_bo_vunmap()