Commit 9ae06cad authored by Chris Wilson's avatar Chris Wilson
Browse files

drm/i915: Use intel_engine_lookup_user for probing HAS_BSD etc 



Use the same mechanism to determine if a backend engine exists for a
uabi mapping as used internally.

Signed-off-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: default avatarMika Kuoppala <mika.kuoppala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190807083702.16349-2-chris@chris-wilson.co.uk
parent 2edda80d

drivers/gpu/drm/i915/i915_drv.c

+8 −4
Original line number Diff line number Diff line
@@ -373,16 +373,20 @@ static int i915_getparam_ioctl(struct drm_device *dev, void *data, 
		value = dev_priv->overlay ? 1 : 0;

		break;

	case I915_PARAM_HAS_BSD:

		value = !!dev_priv->engine[VCS0];

		value = !!intel_engine_lookup_user(dev_priv,

						   I915_ENGINE_CLASS_VIDEO, 0);

		break;

	case I915_PARAM_HAS_BLT:

		value = !!dev_priv->engine[BCS0];

		value = !!intel_engine_lookup_user(dev_priv,

						   I915_ENGINE_CLASS_COPY, 0);

		break;

	case I915_PARAM_HAS_VEBOX:

		value = !!dev_priv->engine[VECS0];

		value = !!intel_engine_lookup_user(dev_priv,

						   I915_ENGINE_CLASS_VIDEO_ENHANCE, 0);

		break;

	case I915_PARAM_HAS_BSD2:

		value = !!dev_priv->engine[VCS1];

		value = !!intel_engine_lookup_user(dev_priv,

						   I915_ENGINE_CLASS_VIDEO, 1);

		break;

	case I915_PARAM_HAS_LLC:

		value = HAS_LLC(dev_priv);