diff options
Diffstat (limited to 'drivers/mtd/mtdpart.c')
| -rw-r--r-- | drivers/mtd/mtdpart.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/mtd/mtdpart.c b/drivers/mtd/mtdpart.c index 8500584..3a49e6d 100644 --- a/drivers/mtd/mtdpart.c +++ b/drivers/mtd/mtdpart.c @@ -760,3 +760,13 @@ int mtd_is_partition(const struct mtd_info *mtd) return ispart; } EXPORT_SYMBOL_GPL(mtd_is_partition); + +/* Returns the size of the entire flash chip */ +uint64_t mtd_get_device_size(const struct mtd_info *mtd) +{ + if (!mtd_is_partition(mtd)) + return mtd->size; + + return PART(mtd)->master->size; +} +EXPORT_SYMBOL_GPL(mtd_get_device_size); |