drm/i915: Adding missing '; ' to ENGINE_INSTANCES

Tvrtko spotted that I left off the trailing ';'. It went unnoticed by CI
because despite adding the macro, we didn't add a user, so include one as
well (a simple debug print).
Reported-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Fixes: 97ee6e92 ("drm/i915: stop storing the media fuse")
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190326180007.11722-1-chris@chris-wilson.co.uk

drivers/gpu/drm/i915/i915_drv.h

@@ -2458,7 +2458,7 @@ static inline unsigned int i915_sg_segment_size(void)
 	unsigned int first__ = (first);					\
 	unsigned int count__ = (count);					\
 	(INTEL_INFO(dev_priv)->engine_mask &				\
-	 GENMASK(first__ + count__ - 1, first__)) >> first__		\
+	 GENMASK(first__ + count__ - 1, first__)) >> first__;		\
 })
 #define VDBOX_MASK(dev_priv) \
 	ENGINE_INSTANCES_MASK(dev_priv, VCS0, I915_MAX_VCS)

drivers/gpu/drm/i915/intel_device_info.c

@@ -890,7 +890,6 @@ void intel_device_info_init_mmio(struct drm_i915_private *dev_priv)
 	vebox_mask = (media_fuse & GEN11_GT_VEBOX_DISABLE_MASK) >>
 		      GEN11_GT_VEBOX_DISABLE_SHIFT;
 
-	DRM_DEBUG_DRIVER("vdbox enable: %04x\n", vdbox_mask);
 	for (i = 0; i < I915_MAX_VCS; i++) {
 		if (!HAS_ENGINE(dev_priv, _VCS(i)))
 			continue;
@@ -908,8 +907,10 @@ void intel_device_info_init_mmio(struct drm_i915_private *dev_priv)
 		if (logical_vdbox++ % 2 == 0)
 			RUNTIME_INFO(dev_priv)->vdbox_sfc_access |= BIT(i);
 	}
+	DRM_DEBUG_DRIVER("vdbox enable: %04x, instances: %04lx\n",
+			 vdbox_mask, VDBOX_MASK(dev_priv));
+	GEM_BUG_ON(vdbox_mask != VDBOX_MASK(dev_priv));
 
-	DRM_DEBUG_DRIVER("vebox enable: %04x\n", vebox_mask);
 	for (i = 0; i < I915_MAX_VECS; i++) {
 		if (!HAS_ENGINE(dev_priv, _VECS(i)))
 			continue;
@@ -919,4 +920,7 @@ void intel_device_info_init_mmio(struct drm_i915_private *dev_priv)
 			DRM_DEBUG_DRIVER("vecs%u fused off\n", i);
 		}
 	}
+	DRM_DEBUG_DRIVER("vebox enable: %04x, instances: %04lx\n",
+			 vebox_mask, VEBOX_MASK(dev_priv));
+	GEM_BUG_ON(vebox_mask != VEBOX_MASK(dev_priv));
 }