diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_svm.h')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_svm.h | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_svm.h b/drivers/gpu/drm/nouveau/nouveau_svm.h index f0fcd1b72e8b..3fd78662f17e 100644 --- a/drivers/gpu/drm/nouveau/nouveau_svm.h +++ b/drivers/gpu/drm/nouveau/nouveau_svm.h @@ -1,11 +1,21 @@ #ifndef __NOUVEAU_SVM_H__ #define __NOUVEAU_SVM_H__ #include <nvif/os.h> +#include <linux/mmu_notifier.h> struct drm_device; struct drm_file; struct nouveau_drm; -struct nouveau_svmm; +struct nouveau_svmm { + struct mmu_notifier notifier; + struct nouveau_vmm *vmm; + struct { + unsigned long start; + unsigned long limit; + } unmanaged; + + struct mutex mutex; +}; #if IS_ENABLED(CONFIG_DRM_NOUVEAU_SVM) void nouveau_svm_init(struct nouveau_drm *); @@ -19,10 +29,12 @@ int nouveau_svmm_join(struct nouveau_svmm *, u64 inst); void nouveau_svmm_part(struct nouveau_svmm *, u64 inst); int nouveau_svmm_bind(struct drm_device *, void *, struct drm_file *); +void nouveau_svmm_invalidate(struct nouveau_svmm *svmm, u64 start, u64 limit); u64 *nouveau_pfns_alloc(unsigned long npages); void nouveau_pfns_free(u64 *pfns); void nouveau_pfns_map(struct nouveau_svmm *svmm, struct mm_struct *mm, - unsigned long addr, u64 *pfns, unsigned long npages); + unsigned long addr, u64 *pfns, unsigned long npages, + unsigned int page_shift); #else /* IS_ENABLED(CONFIG_DRM_NOUVEAU_SVM) */ static inline void nouveau_svm_init(struct nouveau_drm *drm) {} static inline void nouveau_svm_fini(struct nouveau_drm *drm) {} |