Currently GVT-g cannot work properly when host GuC submission
is enabled, so disable GVT in this case.
Cc: Zhenyu Wang <zhenyuw@xxxxxxxxxxxxxxx>
Signed-off-by: Chuanxiao Dong <chuanxiao.dong@xxxxxxxxx>
---
drivers/gpu/drm/i915/intel_gvt.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/gpu/drm/i915/intel_gvt.c b/drivers/gpu/drm/i915/intel_gvt.c
index e1ab643..0e1ff48 100644
--- a/drivers/gpu/drm/i915/intel_gvt.c
+++ b/drivers/gpu/drm/i915/intel_gvt.c
@@ -84,6 +84,11 @@ int intel_gvt_init(struct drm_i915_private *dev_priv)
goto bail;
}
+ if (i915.enable_guc_submission) {
+ DRM_INFO("GPU guest virtualisation [GVT-g] disabled due to enabled GuC submission [i915.enable_guc_submission module parameter]\n");
+ goto bail;
+ }
+
/*
* We're not in host or fail to find a MPT module, disable GVT-g
*/
--
2.7.4
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