lib: Add a igt_display.h with a few enums and defines from the kernel

Signed-off-by: Damien Lespiau <damien.lespiau@intel.com>

lib/Makefile.am

@@ -13,6 +13,7 @@ libintel_tools_la_SOURCES = 	\
 	i915_reg.h		\
 	igt_debugfs.c		\
 	igt_debugfs.h		\
+	igt_display.h		\
 	instdone.c		\
 	instdone.h		\
 	intel_batchbuffer.c	\

lib/igt_display.h

@@ -0,0 +1,55 @@
+/*
+ * Copyright © 2013 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ *
+ */
+
+#ifndef __IGT_DISPLAY_H__
+#define __IGT_DISPLAY_H__
+
+enum pipe {
+        PIPE_A = 0,
+        PIPE_B,
+        PIPE_C,
+        I915_MAX_PIPES
+};
+#define pipe_name(p) ((p) + 'A')
+
+enum plane {
+        PLANE_A = 0,
+        PLANE_B,
+        PLANE_C,
+};
+#define plane_name(p) ((p) + 'A')
+
+#define sprite_name(p, s) ((p) * dev_priv->num_plane + (s) + 'A')
+
+enum port {
+        PORT_A = 0,
+        PORT_B,
+        PORT_C,
+        PORT_D,
+        PORT_E,
+        I915_MAX_PORTS
+};
+#define port_name(p) ((p) + 'A')
+
+#endif /* __IGT_DISPLAY_H__ */