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authorChuanxiao Dong <chuanxiao.dong@intel.com>2017-03-09 18:07:12 +0300
committerZhenyu Wang <zhenyuw@linux.intel.com>2017-03-17 11:46:45 +0300
commitcf2135ca3d50d6468e9216fef3d0d33c31af635b (patch)
tree7863a1c4d14c62dbde9f525920c308dc29c4db37 /drivers/gpu
parent3dce2aca02929f180ab66171b333fa48fe485a03 (diff)
downloadlinux-cf2135ca3d50d6468e9216fef3d0d33c31af635b.tar.xz
drm/i915/gvt: add enable_execlists check before enable gvt
The GVT-g needs execlists to be enabled otherwise gvt should be disabled. Add a check for enable_execlists before enabling gvt. v2: use DRM_INFO in response to the user action Signed-off-by: Chuanxiao Dong <chuanxiao.dong@intel.com> Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/i915/intel_gvt.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_gvt.c b/drivers/gpu/drm/i915/intel_gvt.c
index d23c0fcff751..8c04eca84351 100644
--- a/drivers/gpu/drm/i915/intel_gvt.c
+++ b/drivers/gpu/drm/i915/intel_gvt.c
@@ -77,6 +77,11 @@ int intel_gvt_init(struct drm_i915_private *dev_priv)
goto bail;
}
+ if (!i915.enable_execlists) {
+ DRM_INFO("GPU guest virtualisation [GVT-g] disabled due to disabled execlist submission [i915.enable_execlists module parameter]\n");
+ goto bail;
+ }
+
/*
* We're not in host or fail to find a MPT module, disable GVT-g
*/