blk_next_free_devnum() can be helpful in some cases. Make it
a public API.
Signed-off-by: Bin Meng <bmeng...@gmail.com>
---
drivers/block/blk-uclass.c | 2 +-
include/blk.h | 11 +++++++++++
2 files changed, 12 insertions(+), 1 deletion(-)
diff --git a/drivers/block/blk-uclass.c b/drivers/block/blk-uclass.c
index acd2c69..c14da1f 100644
--- a/drivers/block/blk-uclass.c
+++ b/drivers/block/blk-uclass.c
@@ -494,7 +494,7 @@ 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 32104ff..9787a20 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)
--
2.7.4
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