1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* Copyright 2019 Linaro, Ltd, Rob Herring <robh@kernel.org> */ 3 4 #ifndef __PANFROST_GEM_H__ 5 #define __PANFROST_GEM_H__ 6 7 #include <drm/drm_gem_shmem_helper.h> 8 #include <drm/drm_mm.h> 9 10 struct panfrost_gem_object { 11 struct drm_gem_shmem_object base; 12 struct sg_table *sgts; 13 14 struct drm_mm_node node; 15 bool is_mapped :1; 16 bool noexec :1; 17 bool is_heap :1; 18 }; 19 20 static inline 21 struct panfrost_gem_object *to_panfrost_bo(struct drm_gem_object *obj) 22 { 23 return container_of(to_drm_gem_shmem_obj(obj), struct panfrost_gem_object, base); 24 } 25 26 static inline 27 struct panfrost_gem_object *drm_mm_node_to_panfrost_bo(struct drm_mm_node *node) 28 { 29 return container_of(node, struct panfrost_gem_object, node); 30 } 31 32 struct drm_gem_object *panfrost_gem_create_object(struct drm_device *dev, size_t size); 33 34 struct drm_gem_object * 35 panfrost_gem_prime_import_sg_table(struct drm_device *dev, 36 struct dma_buf_attachment *attach, 37 struct sg_table *sgt); 38 39 struct panfrost_gem_object * 40 panfrost_gem_create_with_handle(struct drm_file *file_priv, 41 struct drm_device *dev, size_t size, 42 u32 flags, 43 uint32_t *handle); 44 45 void panfrost_gem_shrinker_init(struct drm_device *dev); 46 void panfrost_gem_shrinker_cleanup(struct drm_device *dev); 47 48 #endif /* __PANFROST_GEM_H__ */ 49