return 0;
}
-static ulong blk_part_read(struct udevice *dev, lbaint_t start,
+static ulong part_blk_read(struct udevice *dev, lbaint_t start,
lbaint_t blkcnt, void *buffer)
{
struct udevice *parent;
return ops->read(parent, start, blkcnt, buffer);
}
-static ulong blk_part_write(struct udevice *dev, lbaint_t start,
+static ulong part_blk_write(struct udevice *dev, lbaint_t start,
lbaint_t blkcnt, const void *buffer)
{
struct udevice *parent;
return ops->write(parent, start, blkcnt, buffer);
}
-static ulong blk_part_erase(struct udevice *dev, lbaint_t start,
+static ulong part_blk_erase(struct udevice *dev, lbaint_t start,
lbaint_t blkcnt)
{
struct udevice *parent;
}
static const struct blk_ops blk_part_ops = {
- .read = blk_part_read,
- .write = blk_part_write,
- .erase = blk_part_erase,
+ .read = part_blk_read,
+ .write = part_blk_write,
+ .erase = part_blk_erase,
};
U_BOOT_DRIVER(blk_partition) = {
return block_dev;
}
-unsigned long dev_read(struct udevice *dev, lbaint_t start,
- lbaint_t blkcnt, void *buffer)
+unsigned long disk_blk_read(struct udevice *dev, lbaint_t start,
+ lbaint_t blkcnt, void *buffer)
{
struct blk_desc *block_dev;
const struct blk_ops *ops;
return blks_read;
}
-unsigned long dev_write(struct udevice *dev, lbaint_t start,
- lbaint_t blkcnt, const void *buffer)
+unsigned long disk_blk_write(struct udevice *dev, lbaint_t start,
+ lbaint_t blkcnt, const void *buffer)
{
struct blk_desc *block_dev;
const struct blk_ops *ops;
return ops->write(dev, start, blkcnt, buffer);
}
-unsigned long dev_erase(struct udevice *dev, lbaint_t start,
- lbaint_t blkcnt)
+unsigned long disk_blk_erase(struct udevice *dev, lbaint_t start,
+ lbaint_t blkcnt)
{
struct blk_desc *block_dev;
const struct blk_ops *ops;
*/
int part_create_block_devices(struct udevice *blk_dev);
-unsigned long dev_read(struct udevice *dev, lbaint_t start,
- lbaint_t blkcnt, void *buffer);
-unsigned long dev_write(struct udevice *dev, lbaint_t start,
- lbaint_t blkcnt, const void *buffer);
-unsigned long dev_erase(struct udevice *dev, lbaint_t start,
- lbaint_t blkcnt);
+/**
+ * disk_blk_read() - read blocks from a disk partition
+ *
+ * @dev: Device to read from (UCLASS_PARTITION)
+ * @start: Start block number to read in the partition (0=first)
+ * @blkcnt: Number of blocks to read
+ * @buffer: Destination buffer for data read
+ * Returns: number of blocks read, or -ve error number (see the
+ * IS_ERR_VALUE() macro
+ */
+ulong disk_blk_read(struct udevice *dev, lbaint_t start, lbaint_t blkcnt,
+ void *buffer);
+
+/**
+ * disk_blk_write() - write to a disk partition
+ *
+ * @dev: Device to write to (UCLASS_PARTITION)
+ * @start: Start block number to write in the partition (0=first)
+ * @blkcnt: Number of blocks to write
+ * @buffer: Source buffer for data to write
+ * Returns: number of blocks written, or -ve error number (see the
+ * IS_ERR_VALUE() macro
+ */
+ulong disk_blk_write(struct udevice *dev, lbaint_t start, lbaint_t blkcnt,
+ const void *buffer);
+
+/**
+ * disk_blk_erase() - erase a section of a disk partition
+ *
+ * @dev: Device to (partially) erase (UCLASS_PARTITION)
+ * @start: Start block number to erase in the partition (0=first)
+ * @blkcnt: Number of blocks to erase
+ * Returns: number of blocks erased, or -ve error number (see the
+ * IS_ERR_VALUE() macro
+ */
+ulong disk_blk_erase(struct udevice *dev, lbaint_t start, lbaint_t blkcnt);
/*
* We don't support printing partition information in SPL and only support
if (CONFIG_IS_ENABLED(PARTITIONS) &&
device_get_uclass_id(diskobj->header.dev) == UCLASS_PARTITION) {
if (direction == EFI_DISK_READ)
- n = dev_read(diskobj->header.dev, lba, blocks, buffer);
+ n = disk_blk_read(diskobj->header.dev, lba, blocks,
+ buffer);
else
- n = dev_write(diskobj->header.dev, lba, blocks, buffer);
+ n = disk_blk_write(diskobj->header.dev, lba, blocks,
+ buffer);
} else {
/* dev is a block device (UCLASS_BLK) */
struct blk_desc *desc;