/* $NetBSD: nouveau_dmem.h,v 1.2 2021/12/18 23:45:32 riastradh Exp $ */ /* * Copyright 2018 Red Hat Inc. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. */ #ifndef __NOUVEAU_DMEM_H__ #define __NOUVEAU_DMEM_H__ #include <nvif/os.h> struct drm_device; struct drm_file; struct nouveau_drm; struct hmm_range; #if IS_ENABLED([31mCONFIG_DRM_NOUVEAU_SVM[0m) void nouveau_dmem_init(struct nouveau_drm *); void nouveau_dmem_fini(struct nouveau_drm *); void nouveau_dmem_suspend(struct nouveau_drm *); void nouveau_dmem_resume(struct nouveau_drm *); int nouveau_dmem_migrate_vma(struct nouveau_drm *drm, struct vm_area_struct *vma, unsigned long start, unsigned long end); void nouveau_dmem_convert_pfn(struct nouveau_drm *drm, struct hmm_range *range); #else /* IS_ENABLED(CONFIG_DRM_NOUVEAU_SVM) */ static inline void nouveau_dmem_init(struct nouveau_drm *drm) {} static inline void nouveau_dmem_fini(struct nouveau_drm *drm) {} static inline void nouveau_dmem_suspend(struct nouveau_drm *drm) {} static inline void nouveau_dmem_resume(struct nouveau_drm *drm) {} #endif /* IS_ENABLED(CONFIG_DRM_NOUVEAU_SVM) */ #endif |