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Date:      Fri, 13 Nov 2015 19:23:23 +0000 (UTC)
From:      Alexander Motin <mav@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-10@freebsd.org
Subject:   svn commit: r290775 - in stable/10/sys: cam/ctl cam/scsi dev/isp
Message-ID:  <201511131923.tADJNNst089018@repo.freebsd.org>

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Author: mav
Date: Fri Nov 13 19:23:22 2015
New Revision: 290775
URL: https://svnweb.freebsd.org/changeset/base/290775

Log:
  MFC r289843: Add partial support for QUERY TMF to CAM and isp(4).
  
  This change allows to decode respective functions in isp(4) in target mode
  and pass them through CAM to CTL.  Unfortunately neither CAM nor isp(4)
  support returning response info for those task management functions now.
  
  On the other side I just have no initiator to test this functionality.

Modified:
  stable/10/sys/cam/ctl/scsi_ctl.c
  stable/10/sys/cam/scsi/scsi_message.h
  stable/10/sys/dev/isp/isp_freebsd.c
  stable/10/sys/dev/isp/isp_stds.h
  stable/10/sys/dev/isp/isp_target.c
  stable/10/sys/dev/isp/isp_target.h
Directory Properties:
  stable/10/   (props changed)

Modified: stable/10/sys/cam/ctl/scsi_ctl.c
==============================================================================
--- stable/10/sys/cam/ctl/scsi_ctl.c	Fri Nov 13 19:21:45 2015	(r290774)
+++ stable/10/sys/cam/ctl/scsi_ctl.c	Fri Nov 13 19:23:22 2015	(r290775)
@@ -1459,24 +1459,31 @@ ctlfedone(struct cam_periph *periph, uni
 				    CTL_TASK_ABORT_TASK_SET;
 				break;
 			case MSG_TARGET_RESET:
-				io->taskio.task_action =
-					CTL_TASK_TARGET_RESET;
+				io->taskio.task_action = CTL_TASK_TARGET_RESET;
 				break;
 			case MSG_ABORT_TASK:
-				io->taskio.task_action =
-					CTL_TASK_ABORT_TASK;
+				io->taskio.task_action = CTL_TASK_ABORT_TASK;
 				break;
 			case MSG_LOGICAL_UNIT_RESET:
-				io->taskio.task_action =
-					CTL_TASK_LUN_RESET;
+				io->taskio.task_action = CTL_TASK_LUN_RESET;
 				break;
 			case MSG_CLEAR_TASK_SET:
 				io->taskio.task_action =
-					CTL_TASK_CLEAR_TASK_SET;
+				    CTL_TASK_CLEAR_TASK_SET;
 				break;
 			case MSG_CLEAR_ACA:
+				io->taskio.task_action = CTL_TASK_CLEAR_ACA;
+				break;
+			case MSG_QUERY_TASK:
+				io->taskio.task_action = CTL_TASK_QUERY_TASK;
+				break;
+			case MSG_QUERY_TASK_SET:
+				io->taskio.task_action =
+				    CTL_TASK_QUERY_TASK_SET;
+				break;
+			case MSG_QUERY_ASYNC_EVENT:
 				io->taskio.task_action =
-					CTL_TASK_CLEAR_ACA;
+				    CTL_TASK_QUERY_ASYNC_EVENT;
 				break;
 			case MSG_NOOP:
 				send_ctl_io = 0;

Modified: stable/10/sys/cam/scsi/scsi_message.h
==============================================================================
--- stable/10/sys/cam/scsi/scsi_message.h	Fri Nov 13 19:21:45 2015	(r290774)
+++ stable/10/sys/cam/scsi/scsi_message.h	Fri Nov 13 19:23:22 2015	(r290775)
@@ -68,3 +68,9 @@
 #define	MSG_EXT_PPR_QAS_REQ	0x04
 #define	MSG_EXT_PPR_DT_REQ	0x02
 #define	MSG_EXT_PPR_IU_REQ	0x01
+
+/* Fake messages not defined for SPI, but needed for other transports */
+#define	MSG_QUERY_TASK		0x100
+#define	MSG_QUERY_TASK_SET	0x101
+#define	MSG_QUERY_ASYNC_EVENT	0x102
+

Modified: stable/10/sys/dev/isp/isp_freebsd.c
==============================================================================
--- stable/10/sys/dev/isp/isp_freebsd.c	Fri Nov 13 19:21:45 2015	(r290774)
+++ stable/10/sys/dev/isp/isp_freebsd.c	Fri Nov 13 19:23:22 2015	(r290775)
@@ -3479,6 +3479,12 @@ isp_handle_platform_target_tmf(ispsoftc_
 	case NT_TARGET_RESET:
 		inot->arg = MSG_TARGET_RESET;
 		break;
+	case NT_QUERY_TASK_SET:
+		inot->arg = MSG_QUERY_TASK_SET;
+		break;
+	case NT_QUERY_ASYNC_EVENT:
+		inot->arg = MSG_QUERY_ASYNC_EVENT;
+		break;
 	default:
 		isp_prt(isp, ISP_LOGWARN, "%s: unknown TMF code 0x%x for chan %d lun 0x%x", __func__, notify->nt_ncode, notify->nt_channel, lun);
 		goto bad;
@@ -5883,6 +5889,8 @@ changed:
 		case NT_CLEAR_TASK_SET:
 		case NT_LUN_RESET:
 		case NT_TARGET_RESET:
+		case NT_QUERY_TASK_SET:
+		case NT_QUERY_ASYNC_EVENT:
 			/*
 			 * These are task management functions.
 			 */

Modified: stable/10/sys/dev/isp/isp_stds.h
==============================================================================
--- stable/10/sys/dev/isp/isp_stds.h	Fri Nov 13 19:21:45 2015	(r290774)
+++ stable/10/sys/dev/isp/isp_stds.h	Fri Nov 13 19:23:22 2015	(r290775)
@@ -97,8 +97,10 @@ typedef struct {
 #define	FCP_CMND_TMF_CLEAR_ACA		0x40
 #define	FCP_CMND_TMF_TGT_RESET		0x20
 #define	FCP_CMND_TMF_LUN_RESET		0x10
+#define	FCP_CMND_TMF_QUERY_ASYNC_EVENT	0x08
 #define	FCP_CMND_TMF_CLEAR_TASK_SET	0x04
 #define	FCP_CMND_TMF_ABORT_TASK_SET	0x02
+#define	FCP_CMND_TMF_QUERY_TASK_SET	0x01
 
 /*
  * Basic CT IU Header

Modified: stable/10/sys/dev/isp/isp_target.c
==============================================================================
--- stable/10/sys/dev/isp/isp_target.c	Fri Nov 13 19:21:45 2015	(r290774)
+++ stable/10/sys/dev/isp/isp_target.c	Fri Nov 13 19:23:22 2015	(r290775)
@@ -1024,12 +1024,18 @@ isp_got_tmf_24xx(ispsoftc_t *isp, at7_en
 	notify.nt_sid = sid;
 	notify.nt_did = did;
 	notify.nt_channel = chan;
-	if (aep->at_cmnd.fcp_cmnd_task_management & FCP_CMND_TMF_ABORT_TASK_SET) {
+	if (aep->at_cmnd.fcp_cmnd_task_management & FCP_CMND_TMF_QUERY_TASK_SET) {
+		isp_prt(isp, ISP_LOGINFO, f1, "QUERY TASK SET", sid, notify.nt_lun, aep->at_rxid);
+		notify.nt_ncode = NT_QUERY_TASK_SET;
+	} else if (aep->at_cmnd.fcp_cmnd_task_management & FCP_CMND_TMF_ABORT_TASK_SET) {
 		isp_prt(isp, ISP_LOGINFO, f1, "ABORT TASK SET", sid, notify.nt_lun, aep->at_rxid);
 		notify.nt_ncode = NT_ABORT_TASK_SET;
 	} else if (aep->at_cmnd.fcp_cmnd_task_management & FCP_CMND_TMF_CLEAR_TASK_SET) {
 		isp_prt(isp, ISP_LOGINFO, f1, "CLEAR TASK SET", sid, notify.nt_lun, aep->at_rxid);
 		notify.nt_ncode = NT_CLEAR_TASK_SET;
+	} else if (aep->at_cmnd.fcp_cmnd_task_management & FCP_CMND_TMF_QUERY_ASYNC_EVENT) {
+		isp_prt(isp, ISP_LOGINFO, f1, "QUERY ASYNC EVENT", sid, notify.nt_lun, aep->at_rxid);
+		notify.nt_ncode = NT_QUERY_ASYNC_EVENT;
 	} else if (aep->at_cmnd.fcp_cmnd_task_management & FCP_CMND_TMF_LUN_RESET) {
 		isp_prt(isp, ISP_LOGINFO, f1, "LUN RESET", sid, notify.nt_lun, aep->at_rxid);
 		notify.nt_ncode = NT_LUN_RESET;

Modified: stable/10/sys/dev/isp/isp_target.h
==============================================================================
--- stable/10/sys/dev/isp/isp_target.h	Fri Nov 13 19:21:45 2015	(r290774)
+++ stable/10/sys/dev/isp/isp_target.h	Fri Nov 13 19:23:22 2015	(r290775)
@@ -51,7 +51,9 @@ typedef enum {
 	NT_LOGOUT,
 	NT_GLOBAL_LOGOUT,
 	NT_CHANGED,
-	NT_HBA_RESET
+	NT_HBA_RESET,
+	NT_QUERY_TASK_SET,
+	NT_QUERY_ASYNC_EVENT
 } isp_ncode_t;
 
 typedef struct isp_notify {



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