netdev - [patch net-next v3 8/8] selftests: add basic netdevsim devlink flash testing

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Message-Id: <20190604134044.2613-9-jiri@resnulli.us>
Date:   Tue,  4 Jun 2019 15:40:44 +0200
From:   Jiri Pirko <jiri@...nulli.us>
To:     netdev@...r.kernel.org
Cc:     davem@...emloft.net, mlxsw@...lanox.com,
        jakub.kicinski@...ronome.com, sthemmin@...rosoft.com,
        dsahern@...il.com, saeedm@...lanox.com, leon@...nel.org,
        f.fainelli@...il.com
Subject: [patch net-next v3 8/8] selftests: add basic netdevsim devlink flash testing

From: Jiri Pirko <jiri@...lanox.com>

Utilizes the devlink flash code.

Suggested-by: Jakub Kicinski <jakub.kicinski@...ronome.com>
Signed-off-by: Jiri Pirko <jiri@...lanox.com>
---
v2->v3:
- new patch
---
 .../drivers/net/netdevsim/devlink.sh          | 53 +++++++++++++++++++
 1 file changed, 53 insertions(+)
 create mode 100755 tools/testing/selftests/drivers/net/netdevsim/devlink.sh

diff --git a/tools/testing/selftests/drivers/net/netdevsim/devlink.sh b/tools/testing/selftests/drivers/net/netdevsim/devlink.sh
new file mode 100755
index 000000000000..9d8baf5d14b3
--- /dev/null
+++ b/tools/testing/selftests/drivers/net/netdevsim/devlink.sh
@@ -0,0 +1,53 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
+
+lib_dir=$(dirname $0)/../../../net/forwarding
+
+ALL_TESTS="fw_flash_test"
+NUM_NETIFS=0
+source $lib_dir/lib.sh
+
+BUS_ADDR=10
+PORT_COUNT=4
+DEV_NAME=netdevsim$BUS_ADDR
+SYSFS_NET_DIR=/sys/bus/netdevsim/devices/$DEV_NAME/net/
+DEBUGFS_DIR=/sys/kernel/debug/netdevsim/$DEV_NAME/
+DL_HANDLE=netdevsim/$DEV_NAME
+
+fw_flash_test()
+{
+	RET=0
+
+	devlink dev flash $DL_HANDLE file dummy
+	check_err $? "Failed to flash with status updates on"
+
+	echo "n"> $DEBUGFS_DIR/fw_update_status
+	check_err $? "Failed to disable status updates"
+
+	devlink dev flash $DL_HANDLE file dummy
+	check_err $? "Failed to flash with status updates off"
+
+	log_test "fw flash test"
+}
+
+setup_prepare()
+{
+	modprobe netdevsim
+	echo "$BUS_ADDR $PORT_COUNT" > /sys/bus/netdevsim/new_device
+	while [ ! -d $SYSFS_NET_DIR ] ; do :; done
+}
+
+cleanup()
+{
+	pre_cleanup
+	echo "$BUS_ADDR" > /sys/bus/netdevsim/del_device
+	modprobe -r netdevsim
+}
+
+trap cleanup EXIT
+
+setup_prepare
+
+tests_run
+
+exit $EXIT_STATUS
-- 
2.17.2