[SCSI] Merge scsi-misc-2.6 into scsi-rc-fixes-2.6

Signed-off-by: James Bottomley <James.Bottomley@suse.de>

10 files changed, 380 insertions, 35 deletions

diff --git a/include/linux/ftrace_event.h b/include/linux/ftrace_event.h
index c0f4b364c711..c3c5aaaae53a 100644
--- a/include/linux/ftrace_event.h
+++ b/include/linux/ftrace_event.h
@@ -25,6 +25,9 @@ const char *ftrace_print_flags_seq(struct trace_seq *p, const char *delim,
 const char *ftrace_print_symbols_seq(struct trace_seq *p, unsigned long val,
 				     const struct trace_print_flags *symbol_array);
 
+const char *ftrace_print_hex_seq(struct trace_seq *p,
+				 const unsigned char *buf, int len);
+
 /*
  * The trace entry - the most basic unit of tracing. This is what
  * is printed in the end as a single line in the trace output, such as:
diff --git a/include/scsi/Kbuild b/include/scsi/Kbuild
index b3a0ee6b2f1c..f2b94918994d 100644
--- a/include/scsi/Kbuild
+++ b/include/scsi/Kbuild
@@ -1,4 +1,3 @@
-header-y += scsi.h
 header-y += scsi_netlink.h
 header-y += scsi_netlink_fc.h
 header-y += scsi_bsg_fc.h
diff --git a/include/scsi/fc/fc_fcp.h b/include/scsi/fc/fc_fcp.h
index 747e2c7d88d6..8e9b222251c2 100644
--- a/include/scsi/fc/fc_fcp.h
+++ b/include/scsi/fc/fc_fcp.h
@@ -76,6 +76,7 @@ struct fcp_cmnd32 {
 #define	FCP_PTA_HEADQ	    1	/* head of queue task attribute */
 #define	FCP_PTA_ORDERED     2	/* ordered task attribute */
 #define	FCP_PTA_ACA	    4	/* auto. contigent allegiance */
+#define	FCP_PTA_MASK	    7	/* mask for task attribute field */
 #define	FCP_PRI_SHIFT	    3	/* priority field starts in bit 3 */
 #define	FCP_PRI_RESVD_MASK  0x80	/* reserved bits in priority field */
 
diff --git a/include/scsi/fc_encode.h b/include/scsi/fc_encode.h
index 8eb0a0fc0a71..9b4867c9c2d2 100644
--- a/include/scsi/fc_encode.h
+++ b/include/scsi/fc_encode.h
@@ -74,7 +74,7 @@ static inline void fc_adisc_fill(struct fc_lport *lport, struct fc_frame *fp)
 	adisc->adisc_cmd = ELS_ADISC;
 	put_unaligned_be64(lport->wwpn, &adisc->adisc_wwpn);
 	put_unaligned_be64(lport->wwnn, &adisc->adisc_wwnn);
-	hton24(adisc->adisc_port_id, fc_host_port_id(lport->host));
+	hton24(adisc->adisc_port_id, lport->port_id);
 }
 
 /**
@@ -127,15 +127,13 @@ static inline int fc_ct_fill(struct fc_lport *lport,
 
 	case FC_NS_RFT_ID:
 		ct = fc_ct_hdr_fill(fp, op, sizeof(struct fc_ns_rft));
-		hton24(ct->payload.rft.fid.fp_fid,
-		       fc_host_port_id(lport->host));
+		hton24(ct->payload.rft.fid.fp_fid, lport->port_id);
 		ct->payload.rft.fts = lport->fcts;
 		break;
 
 	case FC_NS_RFF_ID:
 		ct = fc_ct_hdr_fill(fp, op, sizeof(struct fc_ns_rff_id));
-		hton24(ct->payload.rff.fr_fid.fp_fid,
-		       fc_host_port_id(lport->host));
+		hton24(ct->payload.rff.fr_fid.fp_fid, lport->port_id);
 		ct->payload.rff.fr_type = FC_TYPE_FCP;
 		if (lport->service_params & FCP_SPPF_INIT_FCN)
 			ct->payload.rff.fr_feat = FCP_FEAT_INIT;
@@ -145,16 +143,14 @@ static inline int fc_ct_fill(struct fc_lport *lport,
 
 	case FC_NS_RNN_ID:
 		ct = fc_ct_hdr_fill(fp, op, sizeof(struct fc_ns_rn_id));
-		hton24(ct->payload.rn.fr_fid.fp_fid,
-		       fc_host_port_id(lport->host));
+		hton24(ct->payload.rn.fr_fid.fp_fid, lport->port_id);
 		put_unaligned_be64(lport->wwnn, &ct->payload.rn.fr_wwn);
 		break;
 
 	case FC_NS_RSPN_ID:
 		len = strnlen(fc_host_symbolic_name(lport->host), 255);
 		ct = fc_ct_hdr_fill(fp, op, sizeof(struct fc_ns_rspn) + len);
-		hton24(ct->payload.spn.fr_fid.fp_fid,
-		       fc_host_port_id(lport->host));
+		hton24(ct->payload.spn.fr_fid.fp_fid, lport->port_id);
 		strncpy(ct->payload.spn.fr_name,
 			fc_host_symbolic_name(lport->host), len);
 		ct->payload.spn.fr_name_len = len;
@@ -268,7 +264,7 @@ static inline void fc_logo_fill(struct fc_lport *lport, struct fc_frame *fp)
 	logo = fc_frame_payload_get(fp, sizeof(*logo));
 	memset(logo, 0, sizeof(*logo));
 	logo->fl_cmd = ELS_LOGO;
-	hton24(logo->fl_n_port_id, fc_host_port_id(lport->host));
+	hton24(logo->fl_n_port_id, lport->port_id);
 	logo->fl_n_port_wwn = htonll(lport->wwpn);
 }
 
@@ -295,7 +291,7 @@ static inline void fc_rec_fill(struct fc_lport *lport, struct fc_frame *fp)
 	rec = fc_frame_payload_get(fp, sizeof(*rec));
 	memset(rec, 0, sizeof(*rec));
 	rec->rec_cmd = ELS_REC;
-	hton24(rec->rec_s_id, fc_host_port_id(lport->host));
+	hton24(rec->rec_s_id, lport->port_id);
 	rec->rec_ox_id = htons(ep->oxid);
 	rec->rec_rx_id = htons(ep->rxid);
 }
diff --git a/include/scsi/libfc.h b/include/scsi/libfc.h
index 4b912eee33e5..7495c0ba67ee 100644
--- a/include/scsi/libfc.h
+++ b/include/scsi/libfc.h
@@ -47,13 +47,18 @@
 #define ntohll(x) be64_to_cpu(x)
 #define htonll(x) cpu_to_be64(x)
 
-#define ntoh24(p) (((p)[0] << 16) | ((p)[1] << 8) | ((p)[2]))
 
-#define hton24(p, v)	do {			\
-		p[0] = (((v) >> 16) & 0xFF);	\
-		p[1] = (((v) >> 8) & 0xFF);	\
-		p[2] = ((v) & 0xFF);		\
-	} while (0)
+static inline u32 ntoh24(const u8 *p)
+{
+	return (p[0] << 16) | (p[1] << 8) | p[2];
+}
+
+static inline void hton24(u8 *p, u32 v)
+{
+	p[0] = (v >> 16) & 0xff;
+	p[1] = (v >> 8) & 0xff;
+	p[2] = v & 0xff;
+}
 
 /**
  * enum fc_lport_state - Local port states
@@ -775,6 +780,7 @@ struct fc_disc {
  * @dev_stats:             FCoE device stats (TODO: libfc should not be
  *                         FCoE aware)
  * @retry_count:           Number of retries in the current state
+ * @port_id:               FC Port ID
  * @wwpn:                  World Wide Port Name
  * @wwnn:                  World Wide Node Name
  * @service_params:        Common service parameters
@@ -821,6 +827,7 @@ struct fc_lport {
 	u8			       retry_count;
 
 	/* Fabric information */
+	u32                            port_id;
 	u64			       wwpn;
 	u64			       wwnn;
 	unsigned int		       service_params;
@@ -918,15 +925,6 @@ static inline void fc_lport_free_stats(struct fc_lport *lport)
 }
 
 /**
- * fc_lport_get_stats() - Get a local port's statistics
- * @lport: The local port whose statistics are to be retreived
- */
-static inline struct fcoe_dev_stats *fc_lport_get_stats(struct fc_lport *lport)
-{
-	return per_cpu_ptr(lport->dev_stats, smp_processor_id());
-}
-
-/**
  * lport_priv() - Return the private data from a local port
  * @lport: The local port whose private data is to be retreived
  */
@@ -1053,7 +1051,6 @@ void fc_exch_mgr_reset(struct fc_lport *, u32 s_id, u32 d_id);
  * Functions for fc_functions_template
  */
 void fc_get_host_speed(struct Scsi_Host *);
-void fc_get_host_port_type(struct Scsi_Host *);
 void fc_get_host_port_state(struct Scsi_Host *);
 void fc_set_rport_loss_tmo(struct fc_rport *, u32 timeout);
 struct fc_host_statistics *fc_get_host_stats(struct Scsi_Host *);
diff --git a/include/scsi/libfcoe.h b/include/scsi/libfcoe.h
index c603f4a7e7fc..ec13f51531f8 100644
--- a/include/scsi/libfcoe.h
+++ b/include/scsi/libfcoe.h
@@ -29,6 +29,8 @@
 #include <scsi/fc/fc_fcoe.h>
 #include <scsi/libfc.h>
 
+#define FCOE_MAX_CMD_LEN	16	/* Supported CDB length */
+
 /*
  * FIP tunable parameters.
  */
@@ -65,14 +67,12 @@ enum fip_state {
  * @port_ka_time:  time of next port keep-alive.
  * @ctlr_ka_time:  time of next controller keep-alive.
  * @timer:	   timer struct used for all delayed events.
- * @link_work:	   &work_struct for doing FCF selection.
+ * @timer_work:	   &work_struct for doing keep-alives and resets.
  * @recv_work:	   &work_struct for receiving FIP frames.
  * @fip_recv_list: list of received FIP frames.
  * @user_mfs:	   configured maximum FC frame size, including FC header.
  * @flogi_oxid:    exchange ID of most recent fabric login.
  * @flogi_count:   number of FLOGI attempts in AUTO mode.
- * @link:	   current link status for libfc.
- * @last_link:	   last link state reported to libfc.
  * @map_dest:	   use the FC_MAP mode for destination MAC addresses.
  * @spma:	   supports SPMA server-provided MACs mode
  * @send_ctlr_ka:  need to send controller keep alive
@@ -100,14 +100,12 @@ struct fcoe_ctlr {
 	unsigned long port_ka_time;
 	unsigned long ctlr_ka_time;
 	struct timer_list timer;
-	struct work_struct link_work;
+	struct work_struct timer_work;
 	struct work_struct recv_work;
 	struct sk_buff_head fip_recv_list;
 	u16 user_mfs;
 	u16 flogi_oxid;
 	u8 flogi_count;
-	u8 link;
-	u8 last_link;
 	u8 reset_req;
 	u8 map_dest;
 	u8 spma;
diff --git a/include/scsi/scsi.h b/include/scsi/scsi.h
index 8b4deca996ad..9ae5c613131b 100644
--- a/include/scsi/scsi.h
+++ b/include/scsi/scsi.h
@@ -114,6 +114,7 @@ struct scsi_cmnd;
 #define READ_12               0xa8
 #define WRITE_12              0xaa
 #define WRITE_VERIFY_12       0xae
+#define VERIFY_12	      0xaf
 #define SEARCH_HIGH_12        0xb0
 #define SEARCH_EQUAL_12       0xb1
 #define SEARCH_LOW_12         0xb2
@@ -134,6 +135,7 @@ struct scsi_cmnd;
 #define MO_SET_TARGET_PGS     0x0a
 /* values for variable length command */
 #define READ_32		      0x09
+#define VERIFY_32	      0x0a
 #define WRITE_32	      0x0b
 #define WRITE_SAME_32	      0x0d
 
@@ -423,6 +425,7 @@ static inline int scsi_is_wlun(unsigned int lun)
 #define ADD_TO_MLQUEUE  0x2006
 #define TIMEOUT_ERROR   0x2007
 #define SCSI_RETURN_NOT_HANDLED   0x2008
+#define FAST_IO_FAIL	0x2009
 
 /*
  * Midlevel queue return values.
diff --git a/include/scsi/scsi_transport_fc.h b/include/scsi/scsi_transport_fc.h
index 8e86a94faf06..87d81b3ce564 100644
--- a/include/scsi/scsi_transport_fc.h
+++ b/include/scsi/scsi_transport_fc.h
@@ -807,6 +807,6 @@ void fc_host_post_vendor_event(struct Scsi_Host *shost, u32 event_number,
 struct fc_vport *fc_vport_create(struct Scsi_Host *shost, int channel,
 		struct fc_vport_identifiers *);
 int fc_vport_terminate(struct fc_vport *vport);
-void fc_block_scsi_eh(struct scsi_cmnd *cmnd);
+int fc_block_scsi_eh(struct scsi_cmnd *cmnd);
 
 #endif /* SCSI_TRANSPORT_FC_H */
diff --git a/include/trace/events/scsi.h b/include/trace/events/scsi.h
new file mode 100644
index 000000000000..25fbefdf2f2e
--- /dev/null
+++ b/include/trace/events/scsi.h
@@ -0,0 +1,345 @@
+#undef TRACE_SYSTEM
+#define TRACE_SYSTEM scsi
+
+#if !defined(_TRACE_SCSI_H) || defined(TRACE_HEADER_MULTI_READ)
+#define _TRACE_SCSI_H
+
+#include <scsi/scsi_cmnd.h>
+#include <scsi/scsi_host.h>
+#include <linux/tracepoint.h>
+#include <linux/trace_seq.h>
+
+#define scsi_opcode_name(opcode)	{ opcode, #opcode }
+#define show_opcode_name(val)					\
+	__print_symbolic(val,					\
+		scsi_opcode_name(TEST_UNIT_READY),		\
+		scsi_opcode_name(REZERO_UNIT),			\
+		scsi_opcode_name(REQUEST_SENSE),		\
+		scsi_opcode_name(FORMAT_UNIT),			\
+		scsi_opcode_name(READ_BLOCK_LIMITS),		\
+		scsi_opcode_name(REASSIGN_BLOCKS),		\
+		scsi_opcode_name(INITIALIZE_ELEMENT_STATUS),	\
+		scsi_opcode_name(READ_6),			\
+		scsi_opcode_name(WRITE_6),			\
+		scsi_opcode_name(SEEK_6),			\
+		scsi_opcode_name(READ_REVERSE),			\
+		scsi_opcode_name(WRITE_FILEMARKS),		\
+		scsi_opcode_name(SPACE),			\
+		scsi_opcode_name(INQUIRY),			\
+		scsi_opcode_name(RECOVER_BUFFERED_DATA),	\
+		scsi_opcode_name(MODE_SELECT),			\
+		scsi_opcode_name(RESERVE),			\
+		scsi_opcode_name(RELEASE),			\
+		scsi_opcode_name(COPY),				\
+		scsi_opcode_name(ERASE),			\
+		scsi_opcode_name(MODE_SENSE),			\
+		scsi_opcode_name(START_STOP),			\
+		scsi_opcode_name(RECEIVE_DIAGNOSTIC),		\
+		scsi_opcode_name(SEND_DIAGNOSTIC),		\
+		scsi_opcode_name(ALLOW_MEDIUM_REMOVAL),		\
+		scsi_opcode_name(SET_WINDOW),			\
+		scsi_opcode_name(READ_CAPACITY),		\
+		scsi_opcode_name(READ_10),			\
+		scsi_opcode_name(WRITE_10),			\
+		scsi_opcode_name(SEEK_10),			\
+		scsi_opcode_name(POSITION_TO_ELEMENT),		\
+		scsi_opcode_name(WRITE_VERIFY),			\
+		scsi_opcode_name(VERIFY),			\
+		scsi_opcode_name(SEARCH_HIGH),			\
+		scsi_opcode_name(SEARCH_EQUAL),			\
+		scsi_opcode_name(SEARCH_LOW),			\
+		scsi_opcode_name(SET_LIMITS),			\
+		scsi_opcode_name(PRE_FETCH),			\
+		scsi_opcode_name(READ_POSITION),		\
+		scsi_opcode_name(SYNCHRONIZE_CACHE),		\
+		scsi_opcode_name(LOCK_UNLOCK_CACHE),		\
+		scsi_opcode_name(READ_DEFECT_DATA),		\
+		scsi_opcode_name(MEDIUM_SCAN),			\
+		scsi_opcode_name(COMPARE),			\
+		scsi_opcode_name(COPY_VERIFY),			\
+		scsi_opcode_name(WRITE_BUFFER),			\
+		scsi_opcode_name(READ_BUFFER),			\
+		scsi_opcode_name(UPDATE_BLOCK),			\
+		scsi_opcode_name(READ_LONG),			\
+		scsi_opcode_name(WRITE_LONG),			\
+		scsi_opcode_name(CHANGE_DEFINITION),		\
+		scsi_opcode_name(WRITE_SAME),			\
+		scsi_opcode_name(UNMAP),			\
+		scsi_opcode_name(READ_TOC),			\
+		scsi_opcode_name(LOG_SELECT),			\
+		scsi_opcode_name(LOG_SENSE),			\
+		scsi_opcode_name(XDWRITEREAD_10),		\
+		scsi_opcode_name(MODE_SELECT_10),		\
+		scsi_opcode_name(RESERVE_10),			\
+		scsi_opcode_name(RELEASE_10),			\
+		scsi_opcode_name(MODE_SENSE_10),		\
+		scsi_opcode_name(PERSISTENT_RESERVE_IN),	\
+		scsi_opcode_name(PERSISTENT_RESERVE_OUT),	\
+		scsi_opcode_name(VARIABLE_LENGTH_CMD),		\
+		scsi_opcode_name(REPORT_LUNS),			\
+		scsi_opcode_name(MAINTENANCE_IN),		\
+		scsi_opcode_name(MAINTENANCE_OUT),		\
+		scsi_opcode_name(MOVE_MEDIUM),			\
+		scsi_opcode_name(EXCHANGE_MEDIUM),		\
+		scsi_opcode_name(READ_12),			\
+		scsi_opcode_name(WRITE_12),			\
+		scsi_opcode_name(WRITE_VERIFY_12),		\
+		scsi_opcode_name(SEARCH_HIGH_12),		\
+		scsi_opcode_name(SEARCH_EQUAL_12),		\
+		scsi_opcode_name(SEARCH_LOW_12),		\
+		scsi_opcode_name(READ_ELEMENT_STATUS),		\
+		scsi_opcode_name(SEND_VOLUME_TAG),		\
+		scsi_opcode_name(WRITE_LONG_2),			\
+		scsi_opcode_name(READ_16),			\
+		scsi_opcode_name(WRITE_16),			\
+		scsi_opcode_name(VERIFY_16),			\
+		scsi_opcode_name(WRITE_SAME_16),		\
+		scsi_opcode_name(SERVICE_ACTION_IN),		\
+		scsi_opcode_name(SAI_READ_CAPACITY_16),		\
+		scsi_opcode_name(SAI_GET_LBA_STATUS),		\
+		scsi_opcode_name(MI_REPORT_TARGET_PGS),		\
+		scsi_opcode_name(MO_SET_TARGET_PGS),		\
+		scsi_opcode_name(READ_32),			\
+		scsi_opcode_name(WRITE_32),			\
+		scsi_opcode_name(WRITE_SAME_32),		\
+		scsi_opcode_name(ATA_16),			\
+		scsi_opcode_name(ATA_12))
+
+#define scsi_hostbyte_name(result)	{ result, #result }
+#define show_hostbyte_name(val)					\
+	__print_symbolic(val,					\
+		scsi_hostbyte_name(DID_OK),			\
+		scsi_hostbyte_name(DID_NO_CONNECT),		\
+		scsi_hostbyte_name(DID_BUS_BUSY),		\
+		scsi_hostbyte_name(DID_TIME_OUT),		\
+		scsi_hostbyte_name(DID_BAD_TARGET),		\
+		scsi_hostbyte_name(DID_ABORT),			\
+		scsi_hostbyte_name(DID_PARITY),			\
+		scsi_hostbyte_name(DID_ERROR),			\
+		scsi_hostbyte_name(DID_RESET),			\
+		scsi_hostbyte_name(DID_BAD_INTR),		\
+		scsi_hostbyte_name(DID_PASSTHROUGH),		\
+		scsi_hostbyte_name(DID_SOFT_ERROR),		\
+		scsi_hostbyte_name(DID_IMM_RETRY),		\
+		scsi_hostbyte_name(DID_REQUEUE),		\
+		scsi_hostbyte_name(DID_TRANSPORT_DISRUPTED),	\
+		scsi_hostbyte_name(DID_TRANSPORT_FAILFAST))
+
+#define scsi_driverbyte_name(result)	{ result, #result }
+#define show_driverbyte_name(val)				\
+	__print_symbolic(val,					\
+		scsi_driverbyte_name(DRIVER_OK),		\
+		scsi_driverbyte_name(DRIVER_BUSY),		\
+		scsi_driverbyte_name(DRIVER_SOFT),		\
+		scsi_driverbyte_name(DRIVER_MEDIA),		\
+		scsi_driverbyte_name(DRIVER_ERROR),		\
+		scsi_driverbyte_name(DRIVER_INVALID),		\
+		scsi_driverbyte_name(DRIVER_TIMEOUT),		\
+		scsi_driverbyte_name(DRIVER_HARD),		\
+		scsi_driverbyte_name(DRIVER_SENSE))
+
+#define scsi_msgbyte_name(result)	{ result, #result }
+#define show_msgbyte_name(val)					\
+	__print_symbolic(val,					\
+		scsi_msgbyte_name(COMMAND_COMPLETE),		\
+		scsi_msgbyte_name(EXTENDED_MESSAGE),		\
+		scsi_msgbyte_name(SAVE_POINTERS),		\
+		scsi_msgbyte_name(RESTORE_POINTERS),		\
+		scsi_msgbyte_name(DISCONNECT),			\
+		scsi_msgbyte_name(INITIATOR_ERROR),		\
+		scsi_msgbyte_name(ABORT_TASK_SET),		\
+		scsi_msgbyte_name(MESSAGE_REJECT),		\
+		scsi_msgbyte_name(NOP),				\
+		scsi_msgbyte_name(MSG_PARITY_ERROR),		\
+		scsi_msgbyte_name(LINKED_CMD_COMPLETE),		\
+		scsi_msgbyte_name(LINKED_FLG_CMD_COMPLETE),	\
+		scsi_msgbyte_name(TARGET_RESET),		\
+		scsi_msgbyte_name(ABORT_TASK),			\
+		scsi_msgbyte_name(CLEAR_TASK_SET),		\
+		scsi_msgbyte_name(INITIATE_RECOVERY),		\
+		scsi_msgbyte_name(RELEASE_RECOVERY),		\
+		scsi_msgbyte_name(CLEAR_ACA),			\
+		scsi_msgbyte_name(LOGICAL_UNIT_RESET),		\
+		scsi_msgbyte_name(SIMPLE_QUEUE_TAG),		\
+		scsi_msgbyte_name(HEAD_OF_QUEUE_TAG),		\
+		scsi_msgbyte_name(ORDERED_QUEUE_TAG),		\
+		scsi_msgbyte_name(IGNORE_WIDE_RESIDUE),		\
+		scsi_msgbyte_name(ACA),				\
+		scsi_msgbyte_name(QAS_REQUEST),			\
+		scsi_msgbyte_name(BUS_DEVICE_RESET),		\
+		scsi_msgbyte_name(ABORT))
+
+#define scsi_statusbyte_name(result)	{ result, #result }
+#define show_statusbyte_name(val)				\
+	__print_symbolic(val,					\
+		scsi_statusbyte_name(SAM_STAT_GOOD),		\
+		scsi_statusbyte_name(SAM_STAT_CHECK_CONDITION),	\
+		scsi_statusbyte_name(SAM_STAT_CONDITION_MET),	\
+		scsi_statusbyte_name(SAM_STAT_BUSY),		\
+		scsi_statusbyte_name(SAM_STAT_INTERMEDIATE),	\
+		scsi_statusbyte_name(SAM_STAT_INTERMEDIATE_CONDITION_MET), \
+		scsi_statusbyte_name(SAM_STAT_RESERVATION_CONFLICT),	\
+		scsi_statusbyte_name(SAM_STAT_COMMAND_TERMINATED),	\
+		scsi_statusbyte_name(SAM_STAT_TASK_SET_FULL),	\
+		scsi_statusbyte_name(SAM_STAT_ACA_ACTIVE),	\
+		scsi_statusbyte_name(SAM_STAT_TASK_ABORTED))
+
+const char *scsi_trace_parse_cdb(struct trace_seq*, unsigned char*, int);
+#define __parse_cdb(cdb, len) scsi_trace_parse_cdb(p, cdb, len)
+
+TRACE_EVENT(scsi_dispatch_cmd_start,
+
+	TP_PROTO(struct scsi_cmnd *cmd),
+
+	TP_ARGS(cmd),
+
+	TP_STRUCT__entry(
+		__field( unsigned int,	host_no	)
+		__field( unsigned int,	channel	)
+		__field( unsigned int,	id	)
+		__field( unsigned int,	lun	)
+		__field( unsigned int,	opcode	)
+		__field( unsigned int,	cmd_len )
+		__field( unsigned int,	data_sglen )
+		__field( unsigned int,	prot_sglen )
+		__dynamic_array(unsigned char,	cmnd, cmd->cmd_len)
+	),
+
+	TP_fast_assign(
+		__entry->host_no	= cmd->device->host->host_no;
+		__entry->channel	= cmd->device->channel;
+		__entry->id		= cmd->device->id;
+		__entry->lun		= cmd->device->lun;
+		__entry->opcode		= cmd->cmnd[0];
+		__entry->cmd_len	= cmd->cmd_len;
+		__entry->data_sglen	= scsi_sg_count(cmd);
+		__entry->prot_sglen	= scsi_prot_sg_count(cmd);
+		memcpy(__get_dynamic_array(cmnd), cmd->cmnd, cmd->cmd_len);
+	),
+
+	TP_printk("host_no=%u channel=%u id=%u lun=%u data_sgl=%u prot_sgl=%u" \
+		  " cmnd=(%s %s raw=%s)",
+		  __entry->host_no, __entry->channel, __entry->id,
+		  __entry->lun, __entry->data_sglen, __entry->prot_sglen,
+		  show_opcode_name(__entry->opcode),
+		  __parse_cdb(__get_dynamic_array(cmnd), __entry->cmd_len),
+		  __print_hex(__get_dynamic_array(cmnd), __entry->cmd_len))
+);
+
+TRACE_EVENT(scsi_dispatch_cmd_error,
+
+	TP_PROTO(struct scsi_cmnd *cmd, int rtn),
+
+	TP_ARGS(cmd, rtn),
+
+	TP_STRUCT__entry(
+		__field( unsigned int,	host_no	)
+		__field( unsigned int,	channel	)
+		__field( unsigned int,	id	)
+		__field( unsigned int,	lun	)
+		__field( int,		rtn	)
+		__field( unsigned int,	opcode	)
+		__field( unsigned int,	cmd_len )
+		__field( unsigned int,	data_sglen )
+		__field( unsigned int,	prot_sglen )
+		__dynamic_array(unsigned char,	cmnd, cmd->cmd_len)
+	),
+
+	TP_fast_assign(
+		__entry->host_no	= cmd->device->host->host_no;
+		__entry->channel	= cmd->device->channel;
+		__entry->id		= cmd->device->id;
+		__entry->lun		= cmd->device->lun;
+		__entry->rtn		= rtn;
+		__entry->opcode		= cmd->cmnd[0];
+		__entry->cmd_len	= cmd->cmd_len;
+		__entry->data_sglen	= scsi_sg_count(cmd);
+		__entry->prot_sglen	= scsi_prot_sg_count(cmd);
+		memcpy(__get_dynamic_array(cmnd), cmd->cmnd, cmd->cmd_len);
+	),
+
+	TP_printk("host_no=%u channel=%u id=%u lun=%u data_sgl=%u prot_sgl=%u" \
+		  " cmnd=(%s %s raw=%s) rtn=%d",
+		  __entry->host_no, __entry->channel, __entry->id,
+		  __entry->lun, __entry->data_sglen, __entry->prot_sglen,
+		  show_opcode_name(__entry->opcode),
+		  __parse_cdb(__get_dynamic_array(cmnd), __entry->cmd_len),
+		  __print_hex(__get_dynamic_array(cmnd), __entry->cmd_len),
+		  __entry->rtn)
+);
+
+DECLARE_EVENT_CLASS(scsi_cmd_done_timeout_template,
+
+	TP_PROTO(struct scsi_cmnd *cmd),
+
+	TP_ARGS(cmd),
+
+	TP_STRUCT__entry(
+		__field( unsigned int,	host_no	)
+		__field( unsigned int,	channel	)
+		__field( unsigned int,	id	)
+		__field( unsigned int,	lun	)
+		__field( int,		result	)
+		__field( unsigned int,	opcode	)
+		__field( unsigned int,	cmd_len )
+		__field( unsigned int,	data_sglen )
+		__field( unsigned int,	prot_sglen )
+		__dynamic_array(unsigned char,	cmnd, cmd->cmd_len)
+	),
+
+	TP_fast_assign(
+		__entry->host_no	= cmd->device->host->host_no;
+		__entry->channel	= cmd->device->channel;
+		__entry->id		= cmd->device->id;
+		__entry->lun		= cmd->device->lun;
+		__entry->result		= cmd->result;
+		__entry->opcode		= cmd->cmnd[0];
+		__entry->cmd_len	= cmd->cmd_len;
+		__entry->data_sglen	= scsi_sg_count(cmd);
+		__entry->prot_sglen	= scsi_prot_sg_count(cmd);
+		memcpy(__get_dynamic_array(cmnd), cmd->cmnd, cmd->cmd_len);
+	),
+
+	TP_printk("host_no=%u channel=%u id=%u lun=%u data_sgl=%u " \
+		  "prot_sgl=%u cmnd=(%s %s raw=%s) result=(driver=%s host=%s " \
+		  "message=%s status=%s)",
+		  __entry->host_no, __entry->channel, __entry->id,
+		  __entry->lun, __entry->data_sglen, __entry->prot_sglen,
+		  show_opcode_name(__entry->opcode),
+		  __parse_cdb(__get_dynamic_array(cmnd), __entry->cmd_len),
+		  __print_hex(__get_dynamic_array(cmnd), __entry->cmd_len),
+		  show_driverbyte_name(((__entry->result) >> 24) & 0xff),
+		  show_hostbyte_name(((__entry->result) >> 16) & 0xff),
+		  show_msgbyte_name(((__entry->result) >> 8) & 0xff),
+		  show_statusbyte_name(__entry->result & 0xff))
+);
+
+DEFINE_EVENT(scsi_cmd_done_timeout_template, scsi_dispatch_cmd_done,
+	     TP_PROTO(struct scsi_cmnd *cmd),
+	     TP_ARGS(cmd));
+
+DEFINE_EVENT(scsi_cmd_done_timeout_template, scsi_dispatch_cmd_timeout,
+	     TP_PROTO(struct scsi_cmnd *cmd),
+	     TP_ARGS(cmd));
+
+TRACE_EVENT(scsi_eh_wakeup,
+
+	TP_PROTO(struct Scsi_Host *shost),
+
+	TP_ARGS(shost),
+
+	TP_STRUCT__entry(
+		__field( unsigned int,	host_no	)
+	),
+
+	TP_fast_assign(
+		__entry->host_no	= shost->host_no;
+	),
+
+	TP_printk("host_no=%u", __entry->host_no)
+);
+
+#endif /*  _TRACE_SCSI_H */
+
+/* This part must be outside protection */
+#include <trace/define_trace.h>
diff --git a/include/trace/ftrace.h b/include/trace/ftrace.h
index ea6f9d4a20e9..c48320b3dabd 100644
--- a/include/trace/ftrace.h
+++ b/include/trace/ftrace.h
@@ -198,6 +198,9 @@
 		ftrace_print_symbols_seq(p, value, symbols);		\
 	})
 
+#undef __print_hex
+#define __print_hex(buf, buf_len) ftrace_print_hex_seq(p, buf, buf_len)
+
 #undef DECLARE_EVENT_CLASS
 #define DECLARE_EVENT_CLASS(call, proto, args, tstruct, assign, print)	\
 static notrace enum print_line_t					\