[PATCH 09/34] drm/i915: Use intel_engine_lookup_user for probing HAS_BSD etc

[Chris Wilson]

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

Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
---
 drivers/gpu/drm/i915/i915_drv.c | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index f2d3d754af37..d3c6805045d0 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -61,6 +61,7 @@
 
 #include "gem/i915_gem_context.h"
 #include "gem/i915_gem_ioctls.h"
+#include "gt/intel_engine_user.h"
 #include "gt/intel_gt.h"
 #include "gt/intel_gt_pm.h"
 #include "gt/intel_reset.h"
@@ -371,16 +372,20 @@ 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);
-- 
2.22.0