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-rwxr-xr-xtools/testing/selftests/ntb/ntb_test.sh54
1 files changed, 52 insertions, 2 deletions
diff --git a/tools/testing/selftests/ntb/ntb_test.sh b/tools/testing/selftests/ntb/ntb_test.sh
index 8a20e03d4cb7..9c60337317c6 100755
--- a/tools/testing/selftests/ntb/ntb_test.sh
+++ b/tools/testing/selftests/ntb/ntb_test.sh
@@ -78,10 +78,10 @@ set -e
function _modprobe()
{
- modprobe "$@"
+ modprobe "$@" || return 1
if [[ "$REMOTE_HOST" != "" ]]; then
- ssh "$REMOTE_HOST" modprobe "$@"
+ ssh "$REMOTE_HOST" modprobe "$@" || return 1
fi
}
@@ -442,6 +442,30 @@ function pingpong_test()
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=$1
@@ -520,6 +544,29 @@ function ntb_pingpong_tests()
_modprobe -r ntb_pingpong
}
+function ntb_msi_tests()
+{
+ LOCAL_MSI="$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"
@@ -541,6 +588,7 @@ function cleanup()
_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
}
@@ -577,5 +625,7 @@ ntb_tool_tests
echo
ntb_pingpong_tests
echo
+ntb_msi_tests
+echo
ntb_perf_tests
echo