drm/exynos: add macro to get the address of START_S reg

This macro is need to get the value of the START shadow register, that
will tell if an framebuffer is currently displayed on the screen or not.

Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
Signed-off-by: Inki Dae <inki.dae@samsung.com>

diff --git a/include/video/samsung_fimd.h b/include/video/samsung_fimd.h
index 0530e5a4c6b1f6a84ecc16a343e9d767dd7bf8af..d8fc96ed11e9d29ecde7654419d1554aaeb7ab16 100644 (file)
--- a/include/video/samsung_fimd.h
+++ b/include/video/samsung_fimd.h
@@ -296,6 +296,7 @@
 
 /* Video buffer addresses */
 #define VIDW_BUF_START(_buff)                  (0xA0 + ((_buff) * 8))
+#define VIDW_BUF_START_S(_buff)                        (0x40A0 + ((_buff) * 8))
 #define VIDW_BUF_START1(_buff)                 (0xA4 + ((_buff) * 8))
 #define VIDW_BUF_END(_buff)                    (0xD0 + ((_buff) * 8))
 #define VIDW_BUF_END1(_buff)                   (0xD4 + ((_buff) * 8))