diff options
Diffstat (limited to 'include/linux/mtd')
| -rw-r--r-- | include/linux/mtd/mtd.h | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/include/linux/mtd/mtd.h b/include/linux/mtd/mtd.h index a7d22b7fcb4c..f38e8276b408 100644 --- a/include/linux/mtd/mtd.h +++ b/include/linux/mtd/mtd.h | |||
| @@ -178,11 +178,6 @@ struct mtd_info { | |||
| 178 | int (*point) (struct mtd_info *mtd, loff_t from, size_t len, | 178 | int (*point) (struct mtd_info *mtd, loff_t from, size_t len, |
| 179 | size_t *retlen, void **virt, resource_size_t *phys); | 179 | size_t *retlen, void **virt, resource_size_t *phys); |
| 180 | void (*unpoint) (struct mtd_info *mtd, loff_t from, size_t len); | 180 | void (*unpoint) (struct mtd_info *mtd, loff_t from, size_t len); |
| 181 | |||
| 182 | /* Allow NOMMU mmap() to directly map the device (if not NULL) | ||
| 183 | * - return the address to which the offset maps | ||
| 184 | * - return -ENOSYS to indicate refusal to do the mapping | ||
| 185 | */ | ||
| 186 | unsigned long (*get_unmapped_area) (struct mtd_info *mtd, | 181 | unsigned long (*get_unmapped_area) (struct mtd_info *mtd, |
| 187 | unsigned long len, | 182 | unsigned long len, |
| 188 | unsigned long offset, | 183 | unsigned long offset, |
| @@ -293,6 +288,19 @@ static inline void mtd_unpoint(struct mtd_info *mtd, loff_t from, size_t len) | |||
| 293 | return mtd->unpoint(mtd, from, len); | 288 | return mtd->unpoint(mtd, from, len); |
| 294 | } | 289 | } |
| 295 | 290 | ||
| 291 | /* | ||
| 292 | * Allow NOMMU mmap() to directly map the device (if not NULL) | ||
| 293 | * - return the address to which the offset maps | ||
| 294 | * - return -ENOSYS to indicate refusal to do the mapping | ||
| 295 | */ | ||
| 296 | static inline unsigned long mtd_get_unmapped_area(struct mtd_info *mtd, | ||
| 297 | unsigned long len, | ||
| 298 | unsigned long offset, | ||
| 299 | unsigned long flags) | ||
| 300 | { | ||
| 301 | return mtd->get_unmapped_area(mtd, len, offset, flags); | ||
| 302 | } | ||
| 303 | |||
| 296 | static inline struct mtd_info *dev_to_mtd(struct device *dev) | 304 | static inline struct mtd_info *dev_to_mtd(struct device *dev) |
| 297 | { | 305 | { |
| 298 | return dev ? dev_get_drvdata(dev) : NULL; | 306 | return dev ? dev_get_drvdata(dev) : NULL; |
