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 22struct block_device; 23struct scsi_device; 24struct Scsi_Host; 25 26struct pscsi_plugin_task { 27 unsigned char pscsi_cdb[0]; 28} ____cacheline_aligned; 29 30#define PDF_HAS_CHANNEL_ID 0x01 31#define PDF_HAS_TARGET_ID 0x02 32#define PDF_HAS_LUN_ID 0x04 33#define PDF_HAS_VPD_UNIT_SERIAL 0x08 34#define PDF_HAS_VPD_DEV_IDENT 0x10 35#define PDF_HAS_VIRT_HOST_ID 0x20 36 37struct pscsi_dev_virt { 38 struct se_device dev; 39 int pdv_flags; 40 int pdv_host_id; 41 int pdv_channel_id; 42 int pdv_target_id; 43 int pdv_lun_id; 44 struct block_device *pdv_bd; 45 struct scsi_device *pdv_sd; 46 struct Scsi_Host *pdv_lld_host; 47} ____cacheline_aligned; 48 49typedef enum phv_modes { 50 PHV_VIRTUAL_HOST_ID, 51 PHV_LLD_SCSI_HOST_NO 52} phv_modes_t; 53 54struct pscsi_hba_virt { 55 int phv_host_id; 56 phv_modes_t phv_mode; 57 struct Scsi_Host *phv_lld_host; 58} ____cacheline_aligned; 59 60#endif /*** TARGET_CORE_PSCSI_H ***/ 61