[RFC PATCH v2 4/4] i-g-t: tests/drv_module_reload: add ipvr support

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on vlv, if ipvr is installed, it need be manually unloaded before
i915, otherwise user might run into use-after-free issue.

Signed-off-by: Yao Cheng <yao.cheng@xxxxxxxxx>
---
 tests/drv_module_reload | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/tests/drv_module_reload b/tests/drv_module_reload
index 5cbff89..82c67bd 100755
--- a/tests/drv_module_reload
+++ b/tests/drv_module_reload
@@ -24,6 +24,14 @@ rmmod snd_hda_intel &> /dev/null
 
 #ignore errors in ips - gen5 only
 rmmod intel_ips &> /dev/null
+
+# vlv only for now:
+# due to platform device model limitation, need unload ipvr manually
+if lsmod | grep ipvr &> /dev/null ; then
+	echo Need manually unload ipvr.ko.
+	rmmod ipvr
+fi
+
 rmmod i915
 #ignore errors in intel-gtt, often built-in
 rmmod intel-gtt &> /dev/null
@@ -31,6 +39,11 @@ rmmod intel-gtt &> /dev/null
 rmmod drm_kms_helper &> /dev/null
 rmmod drm &> /dev/null
 
+if lsmod | grep ipvr &> /dev/null ; then
+	echo WARNING: ipvr.ko still loaded!
+	exit 1
+fi
+
 if lsmod | grep i915 &> /dev/null ; then
 	echo WARNING: i915.ko still loaded!
 	exit 1
@@ -41,6 +54,9 @@ fi
 modprobe i915
 echo 1 > /sys/class/vtconsole/vtcon1/bind
 
+# for vlv, load VED driver
+modprobe ipvr
+
 modprobe snd_hda_intel
 
 # try to run something
-- 
1.9.1

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