tee: add sandbox driver

[oweals/u-boot.git] / include / blk.h

diff --git a/include/blk.h b/include/blk.h
index fc0c239e4680b49ebd619d4784d76e8c66952ee4..6af219681cd1b52caee57fbb5dc07511933ed165 100644 (file)
--- a/include/blk.h
+++ b/include/blk.h
@@ -111,7 +111,7 @@ struct blk_desc {
 #define PAD_TO_BLOCKSIZE(size, blk_desc) \
        (PAD_SIZE(size, blk_desc->blksz))
 
-#ifdef CONFIG_BLOCK_CACHE
+#if CONFIG_IS_ENABLED(BLOCK_CACHE)
 /**
  * blkcache_read() - attempt to read a set of blocks from cache
  *
@@ -406,6 +406,15 @@ int blk_select_hwpart(struct udevice *dev, int hwpart);
  */
 int blk_get_from_parent(struct udevice *parent, struct udevice **devp);
 
+/**
+ * blk_get_by_device() - Get the block device descriptor for the given device
+ * @dev:       Instance of a storage device
+ *
+ * Return: With block device descriptor on success , NULL if there is no such
+ *        block device.
+ */
+struct blk_desc *blk_get_by_device(struct udevice *dev);
+
 #else
 #include <errno.h>
 /*