projects / mirror_ubuntu-zesty-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| c4795fb2 CH |
1 | #ifndef TARGET_CORE_BACKEND_H |
| 2 | #define TARGET_CORE_BACKEND_H | |
| 3 | ||
| 4 | #define TRANSPORT_PLUGIN_PHBA_PDEV 1 | |
| 5 | #define TRANSPORT_PLUGIN_VHBA_PDEV 2 | |
| 6 | #define TRANSPORT_PLUGIN_VHBA_VDEV 3 | |
| 7 | ||
| 8 | struct se_subsystem_api { | |
| 9 | struct list_head sub_api_list; | |
| 10 | ||
| 11 | char name[16]; | |
| 0fd97ccf CH |
12 | char inquiry_prod[16]; |
| 13 | char inquiry_rev[4]; | |
| c4795fb2 CH |
14 | struct module *owner; |
| 15 | ||
| 16 | u8 transport_type; | |
| 17 | ||
| c4795fb2 CH |
18 | int (*attach_hba)(struct se_hba *, u32); |
| 19 | void (*detach_hba)(struct se_hba *); | |
| 20 | int (*pmode_enable_hba)(struct se_hba *, unsigned long); | |
| 0fd97ccf CH |
21 | |
| 22 | struct se_device *(*alloc_device)(struct se_hba *, const char *); | |
| 23 | int (*configure_device)(struct se_device *); | |
| 24 | void (*free_device)(struct se_device *device); | |
| 25 | ||
| 26 | ssize_t (*set_configfs_dev_params)(struct se_device *, | |
| 27 | const char *, ssize_t); | |
| 28 | ssize_t (*show_configfs_dev_params)(struct se_device *, char *); | |
| 29 | ||
| d5829eac PB |
30 | void (*transport_complete)(struct se_cmd *cmd, |
| 31 | struct scatterlist *, | |
| 32 | unsigned char *); | |
| d6e0175c | 33 | |
| de103c93 | 34 | sense_reason_t (*parse_cdb)(struct se_cmd *cmd); |
| c4795fb2 CH |
35 | u32 (*get_device_type)(struct se_device *); |
| 36 | sector_t (*get_blocks)(struct se_device *); | |
| 5787cacd | 37 | unsigned char *(*get_sense_buffer)(struct se_cmd *); |
| c4795fb2 CH |
38 | }; |
| 39 | ||
| 9e999a6c | 40 | struct sbc_ops { |
| de103c93 CH |
41 | sense_reason_t (*execute_rw)(struct se_cmd *cmd); |
| 42 | sense_reason_t (*execute_sync_cache)(struct se_cmd *cmd); | |
| 43 | sense_reason_t (*execute_write_same)(struct se_cmd *cmd); | |
| 44 | sense_reason_t (*execute_unmap)(struct se_cmd *cmd); | |
| 0c2ad7d1 CH |
45 | }; |
| 46 | ||
| c4795fb2 CH |
47 | int transport_subsystem_register(struct se_subsystem_api *); |
| 48 | void transport_subsystem_release(struct se_subsystem_api *); | |
| 49 | ||
| 6bb35e00 | 50 | void target_complete_cmd(struct se_cmd *, u8); |
| c4795fb2 | 51 | |
| de103c93 CH |
52 | sense_reason_t spc_parse_cdb(struct se_cmd *cmd, unsigned int *size); |
| 53 | sense_reason_t spc_emulate_report_luns(struct se_cmd *cmd); | |
| 6f974e8c | 54 | int spc_get_write_same_sectors(struct se_cmd *cmd); |
| d6e0175c | 55 | |
| de103c93 | 56 | sense_reason_t sbc_parse_cdb(struct se_cmd *cmd, struct sbc_ops *ops); |
| 6f23ac8a CH |
57 | u32 sbc_get_device_rev(struct se_device *dev); |
| 58 | u32 sbc_get_device_type(struct se_device *dev); | |
| 59 | ||
| c4795fb2 CH |
60 | void transport_set_vpd_proto_id(struct t10_vpd *, unsigned char *); |
| 61 | int transport_set_vpd_assoc(struct t10_vpd *, unsigned char *); | |
| 62 | int transport_set_vpd_ident_type(struct t10_vpd *, unsigned char *); | |
| 63 | int transport_set_vpd_ident(struct t10_vpd *, unsigned char *); | |
| 64 | ||
| 65 | /* core helpers also used by command snooping in pscsi */ | |
| 4949314c AG |
66 | void *transport_kmap_data_sg(struct se_cmd *); |
| 67 | void transport_kunmap_data_sg(struct se_cmd *); | |
| c4795fb2 | 68 | |
| 4a5a75f3 JE |
69 | void array_free(void *array, int n); |
| 70 | ||
| c4795fb2 | 71 | #endif /* TARGET_CORE_BACKEND_H */ |