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-rw-r--r--drivers/mtd/ubi/barebox.c3
-rw-r--r--include/mtd/ubi-user.h2
2 files changed, 5 insertions, 0 deletions
diff --git a/drivers/mtd/ubi/barebox.c b/drivers/mtd/ubi/barebox.c
index 13c2a47afc..cb9223ebab 100644
--- a/drivers/mtd/ubi/barebox.c
+++ b/drivers/mtd/ubi/barebox.c
@@ -299,6 +299,9 @@ static int ubi_cdev_ioctl(struct cdev *cdev, int cmd, void *buf)
if (!req->bytes)
req->bytes = (__s64)ubi->avail_pebs * ubi->leb_size;
return ubi_create_volume(ubi, req);
+ case UBI_IOCGETUBINUM:
+ *(u32 *)buf = ubi->ubi_num;
+ break;
};
return 0;
diff --git a/include/mtd/ubi-user.h b/include/mtd/ubi-user.h
index 8c02f96e4c..9425533d19 100644
--- a/include/mtd/ubi-user.h
+++ b/include/mtd/ubi-user.h
@@ -161,6 +161,8 @@
/* Re-name volumes */
#define UBI_IOCRNVOL _IOW(UBI_IOC_MAGIC, 3, struct ubi_rnvol_req)
+#define UBI_IOCGETUBINUM _IOR(UBI_IOC_MAGIC, 32, __u32)
+
/* ioctl commands of the UBI control character device */
#define UBI_CTRL_IOC_MAGIC 'o'