[PATCH] drm/i915/gvt: disable GVT-g if host GuC submission is enabled

[Zhenyu Wang]

On 2017.04.24 16:27:18 +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 <zhenyuw at linux.intel.com>
> Signed-off-by: Chuanxiao Dong <chuanxiao.dong at 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
>  	 */
> -- 

As this changes file outside of gvt directory, pls resend with intel-gfx list included.

thanks

-- 
Open Source Technology Center, Intel ltd.

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