return 0;
}
-static ulong part_blk_read(struct udevice *dev, lbaint_t start,
- lbaint_t blkcnt, void *buffer)
-{
- struct udevice *parent;
- struct disk_part *part;
- const struct blk_ops *ops;
-
- parent = dev_get_parent(dev);
- ops = blk_get_ops(parent);
- if (!ops->read)
- return -ENOSYS;
-
- part = dev_get_uclass_plat(dev);
- if (start >= part->gpt_part_info.size)
- return 0;
-
- if ((start + blkcnt) > part->gpt_part_info.size)
- blkcnt = part->gpt_part_info.size - start;
- start += part->gpt_part_info.start;
-
- return ops->read(parent, start, blkcnt, buffer);
-}
-
-static ulong part_blk_write(struct udevice *dev, lbaint_t start,
- lbaint_t blkcnt, const void *buffer)
-{
- struct udevice *parent;
- struct disk_part *part;
- const struct blk_ops *ops;
-
- parent = dev_get_parent(dev);
- ops = blk_get_ops(parent);
- if (!ops->write)
- return -ENOSYS;
-
- part = dev_get_uclass_plat(dev);
- if (start >= part->gpt_part_info.size)
- return 0;
-
- if ((start + blkcnt) > part->gpt_part_info.size)
- blkcnt = part->gpt_part_info.size - start;
- start += part->gpt_part_info.start;
-
- return ops->write(parent, start, blkcnt, buffer);
-}
-
-static ulong part_blk_erase(struct udevice *dev, lbaint_t start,
- lbaint_t blkcnt)
-{
- struct udevice *parent;
- struct disk_part *part;
- const struct blk_ops *ops;
-
- parent = dev_get_parent(dev);
- ops = blk_get_ops(parent);
- if (!ops->erase)
- return -ENOSYS;
-
- part = dev_get_uclass_plat(dev);
- if (start >= part->gpt_part_info.size)
- return 0;
-
- if ((start + blkcnt) > part->gpt_part_info.size)
- blkcnt = part->gpt_part_info.size - start;
- start += part->gpt_part_info.start;
-
- return ops->erase(parent, start, blkcnt);
-}
-
-static const struct blk_ops blk_part_ops = {
- .read = part_blk_read,
- .write = part_blk_write,
- .erase = part_blk_erase,
-};
-
-U_BOOT_DRIVER(blk_partition) = {
- .name = "blk_partition",
- .id = UCLASS_PARTITION,
- .ops = &blk_part_ops,
-};
-
/*
* BLOCK IO APIs
*/
.per_device_plat_auto = sizeof(struct disk_part),
.name = "partition",
};
+
+static const struct blk_ops blk_part_ops = {
+ .read = disk_blk_read,
+ .write = disk_blk_write,
+ .erase = disk_blk_erase,
+};
+
+U_BOOT_DRIVER(blk_partition) = {
+ .name = "blk_partition",
+ .id = UCLASS_PARTITION,
+ .ops = &blk_part_ops,
+};