From 8ac6c7a54ed1b98d142dce24b11c6de6a1e239a5 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 22 Oct 2024 10:36:11 +0000
Subject: [PATCH] 修改4g拨号为QMI,需要在系统里后台执行quectel-CM

---
 kernel/tools/testing/selftests/ntb/ntb_test.sh |   65 ++++++++++++++++++++++++++------
 1 files changed, 53 insertions(+), 12 deletions(-)

diff --git a/kernel/tools/testing/selftests/ntb/ntb_test.sh b/kernel/tools/testing/selftests/ntb/ntb_test.sh
index 17ca364..020137b 100755
--- a/kernel/tools/testing/selftests/ntb/ntb_test.sh
+++ b/kernel/tools/testing/selftests/ntb/ntb_test.sh
@@ -1,15 +1,6 @@
 #!/bin/bash
+# SPDX-License-Identifier: GPL-2.0-or-later
 # Copyright (c) 2016 Microsemi. All Rights Reserved.
-#
-# This program is free software; you can redistribute it and/or
-# modify it under the terms of the GNU General Public License as
-# published by the Free Software Foundation; either version 2 of
-# the License, or (at your option) any later version.
-#
-# This program is distributed in the hope that it would be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
 #
 # Author: Logan Gunthorpe <logang@deltatee.com>
 
@@ -87,10 +78,10 @@
 
 function _modprobe()
 {
-	modprobe "$@"
+	modprobe "$@" || return 1
 
 	if [[ "$REMOTE_HOST" != "" ]]; then
-		ssh "$REMOTE_HOST" modprobe "$@"
+		ssh "$REMOTE_HOST" modprobe "$@" || return 1
 	fi
 }
 
@@ -451,6 +442,30 @@
 	echo "  Passed"
 }
 
+function msi_test()
+{
+	LOC=$1
+	REM=$2
+
+	write_file 1 $LOC/ready
+
+	echo "Running MSI interrupt tests on: $(subdirname $LOC) / $(subdirname $REM)"
+
+	CNT=$(read_file "$LOC/count")
+	for ((i = 0; i < $CNT; i++)); do
+		START=$(read_file $REM/../irq${i}_occurrences)
+		write_file $i $LOC/trigger
+		END=$(read_file $REM/../irq${i}_occurrences)
+
+		if [[ $(($END - $START)) != 1 ]]; then
+			echo "MSI did not trigger the interrupt on the remote side!" >&2
+			exit 1
+		fi
+	done
+
+	echo "  Passed"
+}
+
 function perf_test()
 {
 	USE_DMA=$1
@@ -529,6 +544,29 @@
 	_modprobe -r ntb_pingpong
 }
 
+function ntb_msi_tests()
+{
+	LOCAL_MSI="$DEBUGFS/ntb_msi_test/$LOCAL_DEV"
+	REMOTE_MSI="$REMOTE_HOST:$DEBUGFS/ntb_msi_test/$REMOTE_DEV"
+
+	echo "Starting ntb_msi_test tests..."
+
+	if ! _modprobe ntb_msi_test 2> /dev/null; then
+		echo "  Not doing MSI tests seeing the module is not available."
+		return
+	fi
+
+	port_test $LOCAL_MSI $REMOTE_MSI
+
+	LOCAL_PEER="$LOCAL_MSI/peer$LOCAL_PIDX"
+	REMOTE_PEER="$REMOTE_MSI/peer$REMOTE_PIDX"
+
+	msi_test $LOCAL_PEER $REMOTE_PEER
+	msi_test $REMOTE_PEER $LOCAL_PEER
+
+	_modprobe -r ntb_msi_test
+}
+
 function ntb_perf_tests()
 {
 	LOCAL_PERF="$DEBUGFS/ntb_perf/$LOCAL_DEV"
@@ -550,6 +588,7 @@
 	_modprobe -r ntb_perf 2> /dev/null
 	_modprobe -r ntb_pingpong 2> /dev/null
 	_modprobe -r ntb_transport 2> /dev/null
+	_modprobe -r ntb_msi_test 2> /dev/null
 	set -e
 }
 
@@ -586,5 +625,7 @@
 echo
 ntb_pingpong_tests
 echo
+ntb_msi_tests
+echo
 ntb_perf_tests
 echo

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