From ac34281b8a487640c61f258ae45a6f17a4fb3cc0 Mon Sep 17 00:00:00 2001
From: Dave Airlie <airlied@redhat.com>
Date: Thu, 7 Feb 2013 12:24:20 +1000
Subject: [PATCH] modesetting: provide dummy hooks for shadow

Since in some wierd cases the server can call these without checking they
exist.

Signed-off-by: Dave Airlie <airlied@redhat.com>
---
 hw/xfree86/drivers/modesetting/drmmode_display.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/hw/xfree86/drivers/modesetting/drmmode_display.c b/hw/xfree86/drivers/modesetting/drmmode_display.c
index 42cd5ac26..63cecc3cf 100644
--- a/hw/xfree86/drivers/modesetting/drmmode_display.c
+++ b/hw/xfree86/drivers/modesetting/drmmode_display.c
@@ -547,6 +547,17 @@ drmmode_set_scanout_pixmap(xf86CrtcPtr crtc, PixmapPtr ppix)
 }
 #endif
 
+static void *drmmode_shadow_allocate(xf86CrtcPtr crtc, int width, int height)
+{
+	return NULL;
+}
+
+static PixmapPtr drmmode_shadow_create(xf86CrtcPtr crtc, void *data, int width,
+				       int height)
+{
+	return NULL;
+}
+
 static const xf86CrtcFuncsRec drmmode_crtc_funcs = {
     .dpms = drmmode_crtc_dpms,
     .set_mode_major = drmmode_set_mode_major,
@@ -561,6 +572,8 @@ static const xf86CrtcFuncsRec drmmode_crtc_funcs = {
 #ifdef MODESETTING_OUTPUT_SLAVE_SUPPORT
     .set_scanout_pixmap = drmmode_set_scanout_pixmap,
 #endif
+    .shadow_allocate = drmmode_shadow_allocate,
+    .shadow_create = drmmode_shadow_create,
 };
 
 static void