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Commit 89dddbce authored by James Bottomley's avatar James Bottomley
Browse files

[SCSI] add protocol definitions 



A lot of SCSI command replies have a protocol ID field.  Add
definitions for the interpretation of that from SPC-3.

Signed-off-by: default avatarJames Bottomley <James.Bottomley@HansenPartnership.com>
parent 366c246d

include/scsi/scsi.h

+14 −0
Original line number Diff line number Diff line
@@ -235,6 +235,20 @@ static inline int scsi_status_is_good(int status) 
#define TYPE_RBC	    0x0e

#define TYPE_NO_LUN         0x7f



/* SCSI protocols; these are taken from SPC-3 section 7.5 */

enum scsi_protocol {

	SCSI_PROTOCOL_FCP = 0,	/* Fibre Channel */

	SCSI_PROTOCOL_SPI = 1,	/* parallel SCSI */

	SCSI_PROTOCOL_SSA = 2,	/* Serial Storage Architecture - Obsolete */

	SCSI_PROTOCOL_SBP = 3,	/* firewire */

	SCSI_PROTOCOL_SRP = 4,	/* Infiniband RDMA */

	SCSI_PROTOCOL_ISCSI = 5,

	SCSI_PROTOCOL_SAS = 6,

	SCSI_PROTOCOL_ADT = 7,	/* Media Changers */

	SCSI_PROTOCOL_ATA = 8,

	SCSI_PROTOCOL_UNSPEC = 0xf, /* No specific protocol */

};



/* Returns a human-readable name for the device */

extern const char * scsi_device_type(unsigned type);