1 #ifndef TARGET_CORE_PSCSI_H 2 #define TARGET_CORE_PSCSI_H 3 4 #define PSCSI_VERSION "v4.0" 5 6 /* used in pscsi_find_alloc_len() */ 7 #ifndef INQUIRY_DATA_SIZE 8 #define INQUIRY_DATA_SIZE 0x24 9 #endif 10 11 /* used in pscsi_add_device_to_list() */ 12 #define PSCSI_DEFAULT_QUEUEDEPTH 1 13 14 #define PS_RETRY 5 15 #define PS_TIMEOUT_DISK (15*HZ) 16 #define PS_TIMEOUT_OTHER (500*HZ) 17 18 #include <linux/device.h> 19 #include <scsi/scsi_driver.h> 20 #include <scsi/scsi_device.h> 21 #include <linux/kref.h> 22 #include <linux/kobject.h> 23 24 struct pscsi_plugin_task { 25 struct se_task pscsi_task; 26 unsigned char pscsi_sense[SCSI_SENSE_BUFFERSIZE]; 27 int pscsi_direction; 28 int pscsi_result; 29 u32 pscsi_resid; 30 struct request *pscsi_req; 31 unsigned char pscsi_cdb[0]; 32 } ____cacheline_aligned; 33 34 #define PDF_HAS_CHANNEL_ID 0x01 35 #define PDF_HAS_TARGET_ID 0x02 36 #define PDF_HAS_LUN_ID 0x04 37 #define PDF_HAS_VPD_UNIT_SERIAL 0x08 38 #define PDF_HAS_VPD_DEV_IDENT 0x10 39 #define PDF_HAS_VIRT_HOST_ID 0x20 40 41 struct pscsi_dev_virt { 42 int pdv_flags; 43 int pdv_host_id; 44 int pdv_channel_id; 45 int pdv_target_id; 46 int pdv_lun_id; 47 struct block_device *pdv_bd; 48 struct scsi_device *pdv_sd; 49 struct se_hba *pdv_se_hba; 50 } ____cacheline_aligned; 51 52 typedef enum phv_modes { 53 PHV_VIRUTAL_HOST_ID, 54 PHV_LLD_SCSI_HOST_NO 55 } phv_modes_t; 56 57 struct pscsi_hba_virt { 58 int phv_host_id; 59 phv_modes_t phv_mode; 60 struct Scsi_Host *phv_lld_host; 61 } ____cacheline_aligned; 62 63 #endif /*** TARGET_CORE_PSCSI_H ***/ 64