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@intel.com --- 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