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| author | Bin Meng <bmeng.cn@gmail.com> | 2018-10-15 02:21:09 -0700 |
|---|---|---|
| committer | Simon Glass <sjg@chromium.org> | 2018-11-14 09:16:27 -0800 |
| commit | c879eeb7aa95d753d4d9e39f43004943ed9d93b7 (patch) | |
| tree | 585f6c8f0d60b0cacd31293686b4e22496dce24a | |
| parent | c515ee5c51618883df64ab7326fbee8911b99a97 (diff) | |
| download | u-boot-c879eeb7aa95d753d4d9e39f43004943ed9d93b7.zip u-boot-c879eeb7aa95d753d4d9e39f43004943ed9d93b7.tar.gz u-boot-c879eeb7aa95d753d4d9e39f43004943ed9d93b7.tar.bz2 | |
blk: Make blk_next_free_devnum() public
blk_next_free_devnum() can be helpful in some cases. Make it
a public API.
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
| -rw-r--r-- | drivers/block/blk-uclass.c | 2 | ||||
| -rw-r--r-- | include/blk.h | 11 |
2 files changed, 12 insertions, 1 deletions
diff --git a/drivers/block/blk-uclass.c b/drivers/block/blk-uclass.c index 3f00ff8..76ee3db 100644 --- a/drivers/block/blk-uclass.c +++ b/drivers/block/blk-uclass.c @@ -517,7 +517,7 @@ int blk_find_max_devnum(enum if_type if_type) return max_devnum; } -static int blk_next_free_devnum(enum if_type if_type) +int blk_next_free_devnum(enum if_type if_type) { int ret; diff --git a/include/blk.h b/include/blk.h index c243179..5e94f0e 100644 --- a/include/blk.h +++ b/include/blk.h @@ -379,6 +379,17 @@ int blk_unbind_all(int if_type); int blk_find_max_devnum(enum if_type if_type); /** + * blk_next_free_devnum() - get the next device number for an interface type + * + * Finds the next number that is safe to use for a newly allocated device for + * an interface type @if_type. + * + * @if_type: Interface type to scan + * @return next device number safe to use, or -ve on error + */ +int blk_next_free_devnum(enum if_type if_type); + +/** * blk_select_hwpart() - select a hardware partition * * Select a hardware partition if the device supports it (typically MMC does) |