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authorBrian King <brking@linux.vnet.ibm.com>2009-10-19 15:07:54 -0500
committerJames Bottomley <James.Bottomley@suse.de>2009-12-04 12:00:21 -0600
commitd31429e1517c007781dfc68aed9b39cb5d3350a1 (patch)
tree27ded5e5e1ee28a3d24cdd25d11f99cea6bfbc6f /drivers/scsi/ibmvscsi/ibmvfc.h
parent4a5c4a5ed2b8b7fac68368e7ab8cb415dd006418 (diff)
downloadlinux-d31429e1517c007781dfc68aed9b39cb5d3350a1.tar.bz2
[SCSI] ibmvfc: Add FC Passthru support
Adds support for FC passthru via BSG. Signed-off-by: Brian King <brking@linux.vnet.ibm.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
Diffstat (limited to 'drivers/scsi/ibmvscsi/ibmvfc.h')
-rw-r--r--drivers/scsi/ibmvscsi/ibmvfc.h8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/scsi/ibmvscsi/ibmvfc.h b/drivers/scsi/ibmvscsi/ibmvfc.h
index 007fa1c9ef14..77513b4dd9ae 100644
--- a/drivers/scsi/ibmvscsi/ibmvfc.h
+++ b/drivers/scsi/ibmvscsi/ibmvfc.h
@@ -58,9 +58,10 @@
* 1 for ERP
* 1 for initialization
* 1 for NPIV Logout
+ * 2 for BSG passthru
* 2 for each discovery thread
*/
-#define IBMVFC_NUM_INTERNAL_REQ (1 + 1 + 1 + (disc_threads * 2))
+#define IBMVFC_NUM_INTERNAL_REQ (1 + 1 + 1 + 2 + (disc_threads * 2))
#define IBMVFC_MAD_SUCCESS 0x00
#define IBMVFC_MAD_NOT_SUPPORTED 0xF1
@@ -466,7 +467,10 @@ struct ibmvfc_passthru_iu {
u16 error;
u32 flags;
#define IBMVFC_FC_ELS 0x01
+#define IBMVFC_FC_CT_IU 0x02
u32 cancel_key;
+#define IBMVFC_PASSTHRU_CANCEL_KEY 0x80000000
+#define IBMVFC_INTERNAL_CANCEL_KEY 0x80000001
u32 reserved;
struct srp_direct_buf cmd;
struct srp_direct_buf rsp;
@@ -693,6 +697,7 @@ struct ibmvfc_host {
int disc_buf_sz;
int log_level;
struct ibmvfc_discover_targets_buf *disc_buf;
+ struct mutex passthru_mutex;
int task_set;
int init_retries;
int discovery_threads;
@@ -702,6 +707,7 @@ struct ibmvfc_host {
int delay_init;
int scan_complete;
int logged_in;
+ int aborting_passthru;
int events_to_log;
#define IBMVFC_AE_LINKUP 0x0001
#define IBMVFC_AE_LINKDOWN 0x0002