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| author | Artem Bityutskiy <artem.bityutskiy@linux.intel.com> | 2011-12-23 19:15:39 +0200 |
|---|---|---|
| committer | David Woodhouse <David.Woodhouse@intel.com> | 2012-01-09 18:25:39 +0000 |
| commit | 7799f9ac8d8ff2db14736950275249df442baeac (patch) | |
| tree | 4e1cab283bae84b6a2133883265923e68ef5ac4e /include | |
| parent | 85f2f2a809d658c15b574df02ede92090f45a1f2 (diff) | |
| download | linux-3.10-7799f9ac8d8ff2db14736950275249df442baeac.tar.gz linux-3.10-7799f9ac8d8ff2db14736950275249df442baeac.tar.bz2 linux-3.10-7799f9ac8d8ff2db14736950275249df442baeac.zip | |
mtd: introduce mtd_lock interface
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/mtd/mtd.h | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/include/linux/mtd/mtd.h b/include/linux/mtd/mtd.h index 47ea19c1e52..167bac2e380 100644 --- a/include/linux/mtd/mtd.h +++ b/include/linux/mtd/mtd.h @@ -207,14 +207,13 @@ struct mtd_info { int (*writev) (struct mtd_info *mtd, const struct kvec *vecs, unsigned long count, loff_t to, size_t *retlen); void (*sync) (struct mtd_info *mtd); + int (*lock) (struct mtd_info *mtd, loff_t ofs, uint64_t len); /* Backing device capabilities for this device * - provides mmap capabilities */ struct backing_dev_info *backing_dev_info; - /* Chip-supported device locking */ - int (*lock) (struct mtd_info *mtd, loff_t ofs, uint64_t len); int (*unlock) (struct mtd_info *mtd, loff_t ofs, uint64_t len); int (*is_locked) (struct mtd_info *mtd, loff_t ofs, uint64_t len); @@ -384,6 +383,12 @@ static inline void mtd_sync(struct mtd_info *mtd) mtd->sync(mtd); } +/* Chip-supported device locking */ +static inline int mtd_lock(struct mtd_info *mtd, loff_t ofs, uint64_t len) +{ + return mtd->lock(mtd, ofs, len); +} + static inline struct mtd_info *dev_to_mtd(struct device *dev) { return dev ? dev_get_drvdata(dev) : NULL; |