On 2017.05.02 16:58:31 +0800, Chuanxiao Dong wrote:
> 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
> */
> -- Applied, thanks! -- Open Source Technology Center, Intel ltd. $gpg --keyserver wwwkeys.pgp.net --recv-keys 4D781827
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