1 files changed, 4 insertions, 7 deletions

diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 974b3cf70618..149d360d64a3 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -879,13 +879,6 @@
 #define CRT_HOTPLUG_DETECT_VOLTAGE_475MV        (1 << 2)
 #define CRT_HOTPLUG_MASK                        (0x3fc) /* Bits 9-2 */
 #define CRT_FORCE_HOTPLUG_MASK                  0xfffffe1f
-#define HOTPLUG_EN_MASK (HDMIB_HOTPLUG_INT_EN | \
-                         HDMIC_HOTPLUG_INT_EN |   \
-                         HDMID_HOTPLUG_INT_EN |   \
-                         SDVOB_HOTPLUG_INT_EN |   \
-                         SDVOC_HOTPLUG_INT_EN |   \
-                         CRT_HOTPLUG_INT_EN)
-
 
 #define PORT_HOTPLUG_STAT       0x61114
 #define   HDMIB_HOTPLUG_INT_STATUS              (1 << 29)
@@ -982,6 +975,8 @@
 #define   LVDS_PORT_EN                  (1 << 31)
 /* Selects pipe B for LVDS data.  Must be set on pre-965. */
 #define   LVDS_PIPEB_SELECT             (1 << 30)
+/* LVDS dithering flag on 965/g4x platform */
+#define   LVDS_ENABLE_DITHER            (1 << 25)
 /* Enable border for unscaled (or aspect-scaled) display */
 #define   LVDS_BORDER_ENABLE            (1 << 15)
 /*
@@ -1751,6 +1746,8 @@
 
 /* Display & cursor control */
 
+/* dithering flag on Ironlake */
+#define PIPE_ENABLE_DITHER      (1 << 4)
 /* Pipe A */
 #define PIPEADSL                0x70000
 #define PIPEACONF               0x70008