From 1225d02c974dd30a1aca98e9d7458eff84122fcd Mon Sep 17 00:00:00 2001
From: Dave Airlie <airlied@redhat.com>
Date: Fri, 12 Mar 2010 16:09:23 +1000
Subject: [PATCH] prime-support for mesa

---
 src/glx/dri2.c |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)

diff --git a/src/glx/dri2.c b/src/glx/dri2.c
index adfd3d1..8a68ecf 100644
--- a/src/glx/dri2.c
+++ b/src/glx/dri2.c
@@ -258,7 +258,11 @@ DRI2Connect(Display * dpy, XID window, char **driverName, char **deviceName)
    req->reqType = info->codes->major_opcode;
    req->dri2ReqType = X_DRI2Connect;
    req->window = window;
-   req->driverType = DRI2DriverDRI;
+
+   if (getenv("DRI_PRIME"))
+     req->driverType = DRI2DriverDRIPRIME;
+   else
+     req->driverType = DRI2DriverDRI;
    if (!_XReply(dpy, (xReply *) & rep, 0, xFalse)) {
       UnlockDisplay(dpy);
       SyncHandle();
-- 
1.7.3.4