[PATCH 3/3] tests: unbind/bind: Only test non display VSPs

[Kieran Bingham <kieran.bingham@ideasonboard.com>]

Only perform bind/unbind testing on VSPs which expose a media-device.
Unbinding a VSP which is connected to a DU causes the display pipeline
to fail, and is not currently supported.

Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
---
 tests/vsp-unit-test-0026.sh | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/tests/vsp-unit-test-0026.sh b/tests/vsp-unit-test-0026.sh
index 88038f3fdebf..4185bb23d05b 100755
--- a/tests/vsp-unit-test-0026.sh
+++ b/tests/vsp-unit-test-0026.sh
@@ -10,7 +10,14 @@
 features="rpf.0 wpf.0"
 
 vsp1_driver=/sys/bus/platform/drivers/vsp1
-vsps=$(cd /sys/bus/platform/devices/; ls | grep vsp)
+
+# List all VSPs with a media device.
+# This exludes VSP devices used by the DU.
+list_vsps() {
+	for mdev in /dev/media* ; do
+		echo -n $(vsp1_device $mdev) | grep vsp
+	done
+}
 
 unbind_vsp() {
 	echo $1 > $vsp1_driver/unbind
@@ -48,7 +55,7 @@ test_main() {
 	fi
 
 	# Unbind and rebind VSPs individually
-	for v in $vsps; do
+	for v in $(list_vsps); do
 		unbind_vsp $v
 		bind_vsp $v
 	done
-- 
2.25.1