Nicholas Bellinger | c66ac9d | 2010-12-17 11:11:26 -0800 | [diff] [blame] | 1 | #ifndef TARGET_CORE_IBLOCK_H |
| 2 | #define TARGET_CORE_IBLOCK_H |
| 3 | |
| 4 | #define IBLOCK_VERSION "4.0" |
| 5 | |
| 6 | #define IBLOCK_HBA_QUEUE_DEPTH 512 |
| 7 | #define IBLOCK_DEVICE_QUEUE_DEPTH 32 |
| 8 | #define IBLOCK_MAX_DEVICE_QUEUE_DEPTH 128 |
| 9 | #define IBLOCK_MAX_CDBS 16 |
| 10 | #define IBLOCK_LBA_SHIFT 9 |
| 11 | |
| 12 | struct iblock_req { |
| 13 | struct se_task ib_task; |
| 14 | unsigned char ib_scsi_cdb[TCM_MAX_COMMAND_SIZE]; |
| 15 | atomic_t ib_bio_cnt; |
| 16 | atomic_t ib_bio_err_cnt; |
| 17 | struct bio *ib_bio; |
| 18 | struct iblock_dev *ib_dev; |
| 19 | } ____cacheline_aligned; |
| 20 | |
| 21 | #define IBDF_HAS_UDEV_PATH 0x01 |
| 22 | #define IBDF_HAS_FORCE 0x02 |
| 23 | |
| 24 | struct iblock_dev { |
| 25 | unsigned char ibd_udev_path[SE_UDEV_PATH_LEN]; |
| 26 | int ibd_force; |
| 27 | int ibd_major; |
| 28 | int ibd_minor; |
| 29 | u32 ibd_depth; |
| 30 | u32 ibd_flags; |
| 31 | struct bio_set *ibd_bio_set; |
| 32 | struct block_device *ibd_bd; |
| 33 | struct iblock_hba *ibd_host; |
| 34 | } ____cacheline_aligned; |
| 35 | |
| 36 | struct iblock_hba { |
| 37 | int iblock_host_id; |
| 38 | } ____cacheline_aligned; |
| 39 | |
| 40 | #endif /* TARGET_CORE_IBLOCK_H */ |