[PATCH 15/36] xf86dga: handle DGAAvailable for gpu screens.

[Dave Airlie]

From: Dave Airlie <airlied at redhat.com>

Just check for GPU screens, in DGAAvailable,
should probably overhaul DGA interface at some point,
or remove it.

Signed-off-by: Dave Airlie <airlied at redhat.com>
---
 hw/xfree86/common/xf86DGA.c |    7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/hw/xfree86/common/xf86DGA.c b/hw/xfree86/common/xf86DGA.c
index 6416372..4fe12f2 100644
--- a/hw/xfree86/common/xf86DGA.c
+++ b/hw/xfree86/common/xf86DGA.c
@@ -523,10 +523,15 @@ DGAChangePixmapMode(int index, int *x, int *y, int mode)
 Bool
 DGAAvailable(int index)
 {
+    ScreenPtr pScreen;
     if (!DGAScreenKeyRegistered)
         return FALSE;
 
-    if (DGA_GET_SCREEN_PRIV(screenInfo.screens[index]))
+    if (index >= GPU_SCREEN_OFFSET)
+        pScreen = screenInfo.gpuscreens[index - GPU_SCREEN_OFFSET];
+    else
+        pScreen = screenInfo.screens[index];
+    if (DGA_GET_SCREEN_PRIV(pScreen))
         return TRUE;
 
     return FALSE;
-- 
1.7.10.2