Merge remote-tracking branches 'spi/topic/ti-qspi' and 'spi/topic/xlp' into spi-next
[sfrench/cifs-2.6.git] / drivers / target / target_core_pscsi.h
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/cache.h>             /* ___cacheline_aligned */
19 #include <target/target_core_base.h> /* struct se_device */
20
21 struct block_device;
22 struct scsi_device;
23 struct Scsi_Host;
24
25 struct pscsi_plugin_task {
26         unsigned char pscsi_sense[TRANSPORT_SENSE_BUFFER];
27         int     pscsi_direction;
28         int     pscsi_result;
29         u32     pscsi_resid;
30         unsigned char pscsi_cdb[0];
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
40 struct pscsi_dev_virt {
41         struct se_device dev;
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 Scsi_Host *pdv_lld_host;
50 } ____cacheline_aligned;
51
52 typedef enum phv_modes {
53         PHV_VIRTUAL_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 ***/