i915_gem_ttm_pm.h (622B)
1/* SPDX-License-Identifier: MIT */ 2/* 3 * Copyright © 2021 Intel Corporation 4 */ 5 6#ifndef _I915_GEM_TTM_PM_H_ 7#define _I915_GEM_TTM_PM_H_ 8 9#include <linux/types.h> 10 11struct intel_memory_region; 12struct drm_i915_gem_object; 13 14#define I915_TTM_BACKUP_ALLOW_GPU BIT(0) 15#define I915_TTM_BACKUP_PINNED BIT(1) 16 17int i915_ttm_backup_region(struct intel_memory_region *mr, u32 flags); 18 19void i915_ttm_recover_region(struct intel_memory_region *mr); 20 21int i915_ttm_restore_region(struct intel_memory_region *mr, u32 flags); 22 23/* Internal I915 TTM functions below. */ 24void i915_ttm_backup_free(struct drm_i915_gem_object *obj); 25 26#endif