drm/i915: Live testing for context execution

Check we can create and execution within a context.

v2: Write one set of dwords through each context/engine to exercise more
contexts within the same time period.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170213171558.20942-38-chris@chris-wilson.co.uk
diff --git a/drivers/gpu/drm/i915/i915_gem_context.c b/drivers/gpu/drm/i915/i915_gem_context.c
index d27c405..c73bf02 100644
--- a/drivers/gpu/drm/i915/i915_gem_context.c
+++ b/drivers/gpu/drm/i915/i915_gem_context.c
@@ -1202,4 +1202,5 @@ int i915_gem_context_reset_stats_ioctl(struct drm_device *dev,
 
 #if IS_ENABLED(CONFIG_DRM_I915_SELFTEST)
 #include "selftests/mock_context.c"
+#include "selftests/i915_gem_context.c"
 #endif