diff options
Diffstat (limited to 'include/linux/swiotlb.h')
-rw-r--r-- | include/linux/swiotlb.h | 25 |
1 files changed, 24 insertions, 1 deletions
diff --git a/include/linux/swiotlb.h b/include/linux/swiotlb.h index 4e52cd5e0bdc..2d453b3e7771 100644 --- a/include/linux/swiotlb.h +++ b/include/linux/swiotlb.h @@ -110,7 +110,6 @@ struct io_tlb_mem { atomic_long_t used_hiwater; #endif }; -extern struct io_tlb_mem io_tlb_default_mem; static inline bool is_swiotlb_buffer(struct device *dev, phys_addr_t paddr) { @@ -128,13 +127,22 @@ static inline bool is_swiotlb_force_bounce(struct device *dev) void swiotlb_init(bool addressing_limited, unsigned int flags); void __init swiotlb_exit(void); +void swiotlb_dev_init(struct device *dev); size_t swiotlb_max_mapping_size(struct device *dev); +bool is_swiotlb_allocated(void); bool is_swiotlb_active(struct device *dev); void __init swiotlb_adjust_size(unsigned long size); +phys_addr_t default_swiotlb_base(void); +phys_addr_t default_swiotlb_limit(void); #else static inline void swiotlb_init(bool addressing_limited, unsigned int flags) { } + +static inline void swiotlb_dev_init(struct device *dev) +{ +} + static inline bool is_swiotlb_buffer(struct device *dev, phys_addr_t paddr) { return false; @@ -151,6 +159,11 @@ static inline size_t swiotlb_max_mapping_size(struct device *dev) return SIZE_MAX; } +static inline bool is_swiotlb_allocated(void) +{ + return false; +} + static inline bool is_swiotlb_active(struct device *dev) { return false; @@ -159,6 +172,16 @@ static inline bool is_swiotlb_active(struct device *dev) static inline void swiotlb_adjust_size(unsigned long size) { } + +static inline phys_addr_t default_swiotlb_base(void) +{ + return 0; +} + +static inline phys_addr_t default_swiotlb_limit(void) +{ + return 0; +} #endif /* CONFIG_SWIOTLB */ extern void swiotlb_print_info(void); |