Currently GVT-g cannot work properly when host GuC submission is
enabled, so make i915 driver loading failed in this case.
Suggested-by: Joonas Lahtinen <joonas.lahti...@linux.intel.com>
Suggested-by: Chris Wilson <ch...@chris-wilson.co.uk>
Cc: Joonas Lahtinen <joonas.lahti...@linux.intel.com>
Cc: Chris Wilson <ch...@chris-wilson.co.uk>
Cc: Zhenyu Wang <zhen...@linux.intel.com>
Signed-off-by: Chuanxiao Dong <chuanxiao.d...@intel.com>
---
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 c90d476..63bff89 100644
--- a/drivers/gpu/drm/i915/intel_gvt.c
+++ b/drivers/gpu/drm/i915/intel_gvt.c
@@ -100,6 +100,11 @@ int intel_gvt_init(struct drm_i915_private *dev_priv)
return -EIO;
}
+ if (i915.enable_guc_submission) {
+ DRM_INFO("Graphics virtualization is not yet supported with GuC
submission");
+ return -EIO;
+ }
+
/*
* We're not in host or fail to find a MPT module, disable GVT-g
*/
--
2.7.4
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