diff options
| author | Huang Shijie <b32955@freescale.com> | 2013-09-25 02:58:17 -0400 |
|---|---|---|
| committer | Nitin Garg <nitin.garg@freescale.com> | 2014-04-16 09:06:07 -0400 |
| commit | 8cfe6114defcc81c4cf3ca664ab23169d9338f14 (patch) | |
| tree | 64cf11b24d561bc2e17634a3f0df16e1c825d3d2 /include/linux | |
| parent | cfa0895aa35f7be36cc4cf4e1951bb8bb4b69fb6 (diff) | |
mtd: nand: add a helper to detect the nand type
This helper detects that whether the mtd's type is nand type.
Now, it's clear that the MTD_NANDFLASH stands for SLC nand only.
So use the mtd_type_is_nand() to replace the old check method
to do the nand type (include the SLC and MLC) check.
Signed-off-by: Huang Shijie <b32955@freescale.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/mtd/mtd.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/mtd/mtd.h b/include/linux/mtd/mtd.h index f9bfe526d310..88409b813418 100644 --- a/include/linux/mtd/mtd.h +++ b/include/linux/mtd/mtd.h | |||
| @@ -354,6 +354,11 @@ static inline int mtd_has_oob(const struct mtd_info *mtd) | |||
| 354 | return mtd->_read_oob && mtd->_write_oob; | 354 | return mtd->_read_oob && mtd->_write_oob; |
| 355 | } | 355 | } |
| 356 | 356 | ||
| 357 | static inline int mtd_type_is_nand(const struct mtd_info *mtd) | ||
| 358 | { | ||
| 359 | return mtd->type == MTD_NANDFLASH || mtd->type == MTD_MLCNANDFLASH; | ||
| 360 | } | ||
| 361 | |||
| 357 | static inline int mtd_can_have_bb(const struct mtd_info *mtd) | 362 | static inline int mtd_can_have_bb(const struct mtd_info *mtd) |
| 358 | { | 363 | { |
| 359 | return !!mtd->_block_isbad; | 364 | return !!mtd->_block_isbad; |