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scsi: Centralise ssp frame information units

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The xfer_rdy, command, and task frame's iu structures are not available
in <scsi/sas.h>, but only aic94xx driver folder.  Add them to
include/scsi/sas.h

Signed-off-by: John Garry <john.garry@huawei.com>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
John Garry
2015-11-18 00:50:28 +08:00
committed by Martin K. Petersen
parent 4190230edb
commit c15d75bec6
2 changed files with 80 additions and 43 deletions
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74
include/scsi/sas.h
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@@ -344,6 +344,43 @@ struct ssp_response_iu {
u8 sense_data[0];
} __attribute__ ((packed));
struct ssp_command_iu {
u8 lun[8];
u8 _r_a;
union {
struct {
u8 attr:3;
u8 prio:4;
u8 efb:1;
};
u8 efb_prio_attr;
};
u8 _r_b;
u8 _r_c:2;
u8 add_cdb_len:6;
u8 cdb[16];
u8 add_cdb[0];
} __attribute__ ((packed));
struct xfer_rdy_iu {
__be32 requested_offset;
__be32 write_data_len;
__be32 _r_a;
} __attribute__ ((packed));
struct ssp_tmf_iu {
u8 lun[8];
u16 _r_a;
u8 tmf;
u8 _r_b;
__be16 tag;
u8 _r_c[14];
} __attribute__ ((packed));
/* ---------- SMP ---------- */
struct report_general_resp {
@@ -538,6 +575,43 @@ struct ssp_response_iu {
u8 sense_data[0];
} __attribute__ ((packed));
struct ssp_command_iu {
u8 lun[8];
u8 _r_a;
union {
struct {
u8 efb:1;
u8 prio:4;
u8 attr:3;
};
u8 efb_prio_attr;
};
u8 _r_b;
u8 add_cdb_len:6;
u8 _r_c:2;
u8 cdb[16];
u8 add_cdb[0];
} __attribute__ ((packed));
struct xfer_rdy_iu {
__be32 requested_offset;
__be32 write_data_len;
__be32 _r_a;
} __attribute__ ((packed));
struct ssp_tmf_iu {
u8 lun[8];
u16 _r_a;
u8 tmf;
u8 _r_b;
__be16 tag;
u8 _r_c[14];
} __attribute__ ((packed));
/* ---------- SMP ---------- */
struct report_general_resp {