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Diffstat (limited to 'include/linux/mtd/mtd.h')
-rw-r--r--include/linux/mtd/mtd.h7
1 files changed, 6 insertions, 1 deletions
diff --git a/include/linux/mtd/mtd.h b/include/linux/mtd/mtd.h
index 2d1f4a61f4ac..157357ec1441 100644
--- a/include/linux/mtd/mtd.h
+++ b/include/linux/mtd/mtd.h
@@ -200,6 +200,8 @@ struct mtd_debug_info {
*
* @node: list node used to add an MTD partition to the parent partition list
* @offset: offset of the partition relatively to the parent offset
+ * @size: partition size. Should be equal to mtd->size unless
+ * MTD_SLC_ON_MLC_EMULATION is set
* @flags: original flags (before the mtdpart logic decided to tweak them based
* on flash constraints, like eraseblock/pagesize alignment)
*
@@ -209,6 +211,7 @@ struct mtd_debug_info {
struct mtd_part {
struct list_head node;
u64 offset;
+ u64 size;
u32 flags;
};
@@ -622,7 +625,9 @@ static inline uint32_t mtd_mod_by_ws(uint64_t sz, struct mtd_info *mtd)
static inline int mtd_wunit_per_eb(struct mtd_info *mtd)
{
- return mtd->erasesize / mtd->writesize;
+ struct mtd_info *master = mtd_get_master(mtd);
+
+ return master->erasesize / mtd->writesize;
}
static inline int mtd_offset_to_wunit(struct mtd_info *mtd, loff_t offs)