From cf2135ca3d50d6468e9216fef3d0d33c31af635b Mon Sep 17 00:00:00 2001 From: Chuanxiao Dong Date: Thu, 9 Mar 2017 23:07:12 +0800 Subject: 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. v2: use DRM_INFO in response to the user action Signed-off-by: Chuanxiao Dong Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/intel_gvt.c | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'drivers/gpu') diff --git a/drivers/gpu/drm/i915/intel_gvt.c b/drivers/gpu/drm/i915/intel_gvt.c index d23c0fcff751..8c04eca84351 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_INFO("GPU guest virtualisation [GVT-g] disabled due to disabled execlist submission [i915.enable_execlists module parameter]\n"); + goto bail; + } + /* * We're not in host or fail to find a MPT module, disable GVT-g */ -- cgit v1.2.3