// SPDX-License-Identifier: GPL-2.0 #ifndef _DRM_MANAGED_H_ #define _DRM_MANAGED_H_ #include <linux/gfp.h> #include <linux/overflow.h> #include <linux/types.h> struct drm_device; typedef void (*drmres_release_t)(struct drm_device *dev, void *res); #define drmm_add_action(dev, action, data) \ __drmm_add_action(dev, action, data, #action) int __must_check __drmm_add_action(struct drm_device *dev, drmres_release_t action, void *data, const char *name); #define drmm_add_action_or_reset(dev, action, data) \ __drmm_add_action_or_reset(dev, action, data, #action) int __must_check __drmm_add_action_or_reset(struct drm_device *dev, drmres_release_t action, void *data, const char *name); void drmm_add_final_kfree(struct drm_device *dev, void *container); void *drmm_kmalloc(struct drm_device *dev, size_t size, gfp_t gfp) __malloc; static inline void *drmm_kzalloc(struct drm_device *dev, size_t size, gfp_t gfp) { return drmm_kmalloc(dev, size, gfp | __GFP_ZERO); } static inline void *drmm_kmalloc_array(struct drm_device *dev, size_t n, size_t size, gfp_t flags) { size_t bytes; if (unlikely(check_mul_overflow(n, size, &bytes))) return NULL; return drmm_kmalloc(dev, bytes, flags); } static inline void *drmm_kcalloc(struct drm_device *dev, size_t n, size_t size, gfp_t flags) { return drmm_kmalloc_array(dev, n, size, flags | __GFP_ZERO); } char *drmm_kstrdup(struct drm_device *dev, const char *s, gfp_t gfp); void drmm_kfree(struct drm_device *dev, void *data); #endif