1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef TARGET_CORE_PSCSI_H 3 #define TARGET_CORE_PSCSI_H 4 5 #define PSCSI_VERSION "v4.0" 6 7 /* used in pscsi_find_alloc_len() */ 8 #ifndef INQUIRY_DATA_SIZE 9 #define INQUIRY_DATA_SIZE 0x24 10 #endif 11 12 /* used in pscsi_add_device_to_list() */ 13 #define PSCSI_DEFAULT_QUEUEDEPTH 1 14 15 #define PS_RETRY 5 16 #define PS_TIMEOUT_DISK (15*HZ) 17 #define PS_TIMEOUT_OTHER (500*HZ) 18 19 #include <linux/cache.h> /* ___cacheline_aligned */ 20 #include <target/target_core_base.h> /* struct se_device */ 21 22 struct block_device; 23 struct scsi_device; 24 struct Scsi_Host; 25 26 #define PDF_HAS_CHANNEL_ID 0x01 27 #define PDF_HAS_TARGET_ID 0x02 28 #define PDF_HAS_LUN_ID 0x04 29 #define PDF_HAS_VPD_UNIT_SERIAL 0x08 30 #define PDF_HAS_VPD_DEV_IDENT 0x10 31 #define PDF_HAS_VIRT_HOST_ID 0x20 32 33 struct pscsi_dev_virt { 34 struct se_device dev; 35 int pdv_flags; 36 int pdv_host_id; 37 int pdv_channel_id; 38 int pdv_target_id; 39 int pdv_lun_id; 40 struct bdev_handle *pdv_bdev_handle; 41 struct scsi_device *pdv_sd; 42 struct Scsi_Host *pdv_lld_host; 43 } ____cacheline_aligned; 44 45 typedef enum phv_modes { 46 PHV_VIRTUAL_HOST_ID, 47 PHV_LLD_SCSI_HOST_NO 48 } phv_modes_t; 49 50 struct pscsi_hba_virt { 51 int phv_host_id; 52 phv_modes_t phv_mode; 53 struct Scsi_Host *phv_lld_host; 54 } ____cacheline_aligned; 55 56 #endif /*** TARGET_CORE_PSCSI_H ***/ 57