Christoph Hellwig | c4795fb | 2011-11-16 09:46:48 -0500 | [diff] [blame] | 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]; |
Christoph Hellwig | 0fd97cc | 2012-10-08 00:03:19 -0400 | [diff] [blame] | 12 | char inquiry_prod[16]; |
| 13 | char inquiry_rev[4]; |
Christoph Hellwig | c4795fb | 2011-11-16 09:46:48 -0500 | [diff] [blame] | 14 | struct module *owner; |
| 15 | |
| 16 | u8 transport_type; |
| 17 | |
Christoph Hellwig | c4795fb | 2011-11-16 09:46:48 -0500 | [diff] [blame] | 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); |
Christoph Hellwig | 0fd97cc | 2012-10-08 00:03:19 -0400 | [diff] [blame] | 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 | |
Paolo Bonzini | d5829ea | 2012-09-05 17:09:15 +0200 | [diff] [blame] | 30 | void (*transport_complete)(struct se_cmd *cmd, |
| 31 | struct scatterlist *, |
| 32 | unsigned char *); |
Christoph Hellwig | d6e0175 | 2012-05-20 11:59:14 -0400 | [diff] [blame] | 33 | |
Christoph Hellwig | 1fd032e | 2012-05-20 11:59:15 -0400 | [diff] [blame] | 34 | int (*parse_cdb)(struct se_cmd *cmd); |
Christoph Hellwig | c4795fb | 2011-11-16 09:46:48 -0500 | [diff] [blame] | 35 | u32 (*get_device_rev)(struct se_device *); |
| 36 | u32 (*get_device_type)(struct se_device *); |
| 37 | sector_t (*get_blocks)(struct se_device *); |
Christoph Hellwig | 5787cac | 2012-04-24 00:25:06 -0400 | [diff] [blame] | 38 | unsigned char *(*get_sense_buffer)(struct se_cmd *); |
Christoph Hellwig | c4795fb | 2011-11-16 09:46:48 -0500 | [diff] [blame] | 39 | }; |
| 40 | |
Christoph Hellwig | 9e999a6 | 2012-10-07 10:55:50 -0400 | [diff] [blame] | 41 | struct sbc_ops { |
Christoph Hellwig | 0c2ad7d | 2012-06-17 18:40:52 -0400 | [diff] [blame] | 42 | int (*execute_rw)(struct se_cmd *cmd); |
Christoph Hellwig | ad67f0d | 2012-06-17 18:40:53 -0400 | [diff] [blame] | 43 | int (*execute_sync_cache)(struct se_cmd *cmd); |
Christoph Hellwig | 6f974e8 | 2012-06-17 18:40:54 -0400 | [diff] [blame] | 44 | int (*execute_write_same)(struct se_cmd *cmd); |
Christoph Hellwig | 14150a6 | 2012-06-17 18:40:55 -0400 | [diff] [blame] | 45 | int (*execute_unmap)(struct se_cmd *cmd); |
Christoph Hellwig | 0c2ad7d | 2012-06-17 18:40:52 -0400 | [diff] [blame] | 46 | }; |
| 47 | |
Christoph Hellwig | c4795fb | 2011-11-16 09:46:48 -0500 | [diff] [blame] | 48 | int transport_subsystem_register(struct se_subsystem_api *); |
| 49 | void transport_subsystem_release(struct se_subsystem_api *); |
| 50 | |
Christoph Hellwig | 6bb35e0 | 2012-04-23 11:35:33 -0400 | [diff] [blame] | 51 | void target_complete_cmd(struct se_cmd *, u8); |
Christoph Hellwig | c4795fb | 2011-11-16 09:46:48 -0500 | [diff] [blame] | 52 | |
Christoph Hellwig | 1fd032e | 2012-05-20 11:59:15 -0400 | [diff] [blame] | 53 | int spc_parse_cdb(struct se_cmd *cmd, unsigned int *size); |
Christoph Hellwig | 8de530a | 2012-10-07 10:55:52 -0400 | [diff] [blame] | 54 | int spc_emulate_report_luns(struct se_cmd *cmd); |
Christoph Hellwig | 6f974e8 | 2012-06-17 18:40:54 -0400 | [diff] [blame] | 55 | int spc_get_write_same_sectors(struct se_cmd *cmd); |
Christoph Hellwig | d6e0175 | 2012-05-20 11:59:14 -0400 | [diff] [blame] | 56 | |
Christoph Hellwig | 6f23ac8 | 2012-10-07 10:55:53 -0400 | [diff] [blame^] | 57 | int sbc_parse_cdb(struct se_cmd *cmd, struct sbc_ops *ops); |
| 58 | u32 sbc_get_device_rev(struct se_device *dev); |
| 59 | u32 sbc_get_device_type(struct se_device *dev); |
| 60 | |
Christoph Hellwig | c4795fb | 2011-11-16 09:46:48 -0500 | [diff] [blame] | 61 | void transport_set_vpd_proto_id(struct t10_vpd *, unsigned char *); |
| 62 | int transport_set_vpd_assoc(struct t10_vpd *, unsigned char *); |
| 63 | int transport_set_vpd_ident_type(struct t10_vpd *, unsigned char *); |
| 64 | int transport_set_vpd_ident(struct t10_vpd *, unsigned char *); |
| 65 | |
| 66 | /* core helpers also used by command snooping in pscsi */ |
Andy Grover | 4949314 | 2012-01-16 16:57:08 -0800 | [diff] [blame] | 67 | void *transport_kmap_data_sg(struct se_cmd *); |
| 68 | void transport_kunmap_data_sg(struct se_cmd *); |
Christoph Hellwig | c4795fb | 2011-11-16 09:46:48 -0500 | [diff] [blame] | 69 | |
Jörn Engel | 4a5a75f | 2012-03-15 15:05:12 -0400 | [diff] [blame] | 70 | void array_free(void *array, int n); |
| 71 | |
Christoph Hellwig | c4795fb | 2011-11-16 09:46:48 -0500 | [diff] [blame] | 72 | #endif /* TARGET_CORE_BACKEND_H */ |