add ax88772C AX88772C_eeprom_tools

hc

2024-05-10 61598093bbdd283a7edc367d900f223070ead8d2

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