diff options
Diffstat (limited to 'include/blk.h')
| -rw-r--r-- | include/blk.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/include/blk.h b/include/blk.h index 9c54842961..7b2e5e286f 100644 --- a/include/blk.h +++ b/include/blk.h @@ -71,4 +71,33 @@ struct blk_desc { #define PAD_TO_BLOCKSIZE(size, blk_desc) \ (PAD_SIZE(size, blk_desc->blksz)) +/* + * These functions should take struct udevice instead of struct blk_desc, + * but this is convenient for migration to driver model. Add a 'd' prefix + * to the function operations, so that blk_read(), etc. can be reserved for + * functions with the correct arguments. + */ +static inline ulong blk_dread(struct blk_desc *block_dev, lbaint_t start, + lbaint_t blkcnt, void *buffer) +{ + /* + * We could check if block_read is NULL and return -ENOSYS. But this + * bloats the code slightly (cause some board to fail to build), and + * it would be an error to try an operation that does not exist. + */ + return block_dev->block_read(block_dev, start, blkcnt, buffer); +} + +static inline ulong blk_dwrite(struct blk_desc *block_dev, lbaint_t start, + lbaint_t blkcnt, const void *buffer) +{ + return block_dev->block_write(block_dev, start, blkcnt, buffer); +} + +static inline ulong blk_derase(struct blk_desc *block_dev, lbaint_t start, + lbaint_t blkcnt) +{ + return block_dev->block_erase(block_dev, start, blkcnt); +} + #endif |