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authorJames Bottomley <James.Bottomley@HansenPartnership.com>2008-02-04 00:32:59 +0300
committerJames Bottomley <James.Bottomley@HansenPartnership.com>2008-02-08 03:02:41 +0300
commit89dddbce9c6ec7663af81a74be6a6aa720301994 (patch)
treee960055eb2357355517a057a599de16ac922c366 /include
parent366c246de9cec909c5eba4f784c92d1e75b4dc38 (diff)
downloadlinux-89dddbce9c6ec7663af81a74be6a6aa720301994.tar.xz
[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: James Bottomley <James.Bottomley@HansenPartnership.com>
Diffstat (limited to 'include')
-rw-r--r--include/scsi/scsi.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/include/scsi/scsi.h b/include/scsi/scsi.h
index 82251575a9b4..1f74bcd603fe 100644
--- a/include/scsi/scsi.h
+++ b/include/scsi/scsi.h
@@ -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);