target: Address legacy PYX_TRANSPORT_* return code breakage
[deliverable/linux.git] / drivers / target / target_core_pscsi.h
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NB
1#ifndef TARGET_CORE_PSCSI_H
2#define TARGET_CORE_PSCSI_H
3
4#define PSCSI_VERSION "v4.0"
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NB
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
24struct pscsi_plugin_task {
25 struct se_task pscsi_task;
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NB
26 unsigned char pscsi_sense[SCSI_SENSE_BUFFERSIZE];
27 int pscsi_direction;
28 int pscsi_result;
29 u32 pscsi_resid;
6708bb27 30 unsigned char pscsi_cdb[0];
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NB
31} ____cacheline_aligned;
32
33#define PDF_HAS_CHANNEL_ID 0x01
34#define PDF_HAS_TARGET_ID 0x02
35#define PDF_HAS_LUN_ID 0x04
36#define PDF_HAS_VPD_UNIT_SERIAL 0x08
37#define PDF_HAS_VPD_DEV_IDENT 0x10
38#define PDF_HAS_VIRT_HOST_ID 0x20
39
40struct pscsi_dev_virt {
41 int pdv_flags;
42 int pdv_host_id;
43 int pdv_channel_id;
44 int pdv_target_id;
45 int pdv_lun_id;
46 struct block_device *pdv_bd;
47 struct scsi_device *pdv_sd;
48 struct se_hba *pdv_se_hba;
49} ____cacheline_aligned;
50
51typedef enum phv_modes {
52 PHV_VIRUTAL_HOST_ID,
53 PHV_LLD_SCSI_HOST_NO
54} phv_modes_t;
55
56struct pscsi_hba_virt {
57 int phv_host_id;
58 phv_modes_t phv_mode;
59 struct Scsi_Host *phv_lld_host;
60} ____cacheline_aligned;
61
62#endif /*** TARGET_CORE_PSCSI_H ***/
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