diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/drm/drm_pagemap.h | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/include/drm/drm_pagemap.h b/include/drm/drm_pagemap.h index 70a7991f784f..eb29e5309f0a 100644 --- a/include/drm/drm_pagemap.h +++ b/include/drm/drm_pagemap.h @@ -209,6 +209,19 @@ struct drm_pagemap_devmem_ops { struct dma_fence *pre_migrate_fence); }; +#if IS_ENABLED(CONFIG_ZONE_DEVICE) + +struct drm_pagemap *drm_pagemap_page_to_dpagemap(struct page *page); + +#else + +static inline struct drm_pagemap *drm_pagemap_page_to_dpagemap(struct page *page) +{ + return NULL; +} + +#endif /* IS_ENABLED(CONFIG_ZONE_DEVICE) */ + /** * struct drm_pagemap_devmem - Structure representing a GPU SVM device memory allocation * @@ -233,6 +246,8 @@ struct drm_pagemap_devmem { struct dma_fence *pre_migrate_fence; }; +#if IS_ENABLED(CONFIG_ZONE_DEVICE) + int drm_pagemap_migrate_to_devmem(struct drm_pagemap_devmem *devmem_allocation, struct mm_struct *mm, unsigned long start, unsigned long end, @@ -243,8 +258,6 @@ int drm_pagemap_evict_to_ram(struct drm_pagemap_devmem *devmem_allocation); const struct dev_pagemap_ops *drm_pagemap_pagemap_ops_get(void); -struct drm_pagemap *drm_pagemap_page_to_dpagemap(struct page *page); - void drm_pagemap_devmem_init(struct drm_pagemap_devmem *devmem_allocation, struct device *dev, struct mm_struct *mm, const struct drm_pagemap_devmem_ops *ops, @@ -256,4 +269,6 @@ int drm_pagemap_populate_mm(struct drm_pagemap *dpagemap, struct mm_struct *mm, unsigned long timeslice_ms); +#endif /* IS_ENABLED(CONFIG_ZONE_DEVICE) */ + #endif |