| Message ID | 1539595287-31378-14-git-send-email-bmeng.cn@gmail.com |
|---|---|
| State | Accepted |
| Delegated to: | Simon Glass |
| Headers | show |
| Series | virtio: Introduce VirtIO driver support | expand |
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> --- Changes in v3: None Changes in v2: None drivers/block/blk-uclass.c | 2 +- include/blk.h | 11 +++++++++++ 2 files changed, 12 insertions(+), 1 deletion(-) Applied to u-boot-dm/next, thanks!
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)