Currently GVT-g cannot work properly when host GuC submission is enabled, so disable GVT in this case.
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 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 _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/intel-gfx