[Intel-gfx] [PATCH] drm/i915/gvt: add enable_execlists check before enable gvt

[Dong, Chuanxiao]

Hi,

Any comments to this patch?

Thanks
Chuanxiao

> -----Original Message-----
> From: intel-gvt-dev [mailto:intel-gvt-dev-bounces at lists.freedesktop.org] On
> Behalf Of Chuanxiao Dong
> Sent: Monday, March 6, 2017 1:16 PM
> To: intel-gfx at lists.freedesktop.org; intel-gvt-dev at lists.freedesktop.org
> Subject: [PATCH] drm/i915/gvt: add enable_execlists check before enable gvt
> 
> The GVT-g needs execlists to be enabled otherwise gvt should be disabled.
> Add a check for enable_execlists before enabling gvt.
> 
> 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 d23c0fc..3799cb3 100644
> --- a/drivers/gpu/drm/i915/intel_gvt.c
> +++ b/drivers/gpu/drm/i915/intel_gvt.c
> @@ -77,6 +77,11 @@ int intel_gvt_init(struct drm_i915_private *dev_priv)
>  		goto bail;
>  	}
> 
> +	if (!i915.enable_execlists) {
> +		DRM_DEBUG_DRIVER("Execlists unsupported, GVT-g is
> disabled\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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