From 1cd26293f98864de2bbd2cff67484182db74fdd9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Michel=20D=C3=A4nzer?= <daenzer@vmware.com>
Date: Tue, 23 Jun 2009 16:12:54 +0200
Subject: [PATCH] --- yaml --- r: 154327 b: refs/heads/master c:
 b1e3a6d1c4d0ac75ad8289bcfd69efcc9b1bc6e5 h: refs/heads/master i:   154325:
 837a4716a1e42c546cad71b3c5cb3ecf3eb67ad1   154323:
 9fe62c3c9dbde9110f28bb487c5fd8a254523995   154319:
 8c934f2fbdc1a0ef1a2d1cdceaf2796fe0f959e3 v: v3

---
 [refs]                                       |  2 +-
 trunk/drivers/gpu/drm/radeon/radeon_device.c | 20 ++++++++++++++++++++
 2 files changed, 21 insertions(+), 1 deletion(-)

diff --git a/[refs] b/[refs]
index 0efb05b4fc74..1bc9d48901a7 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 696d4df1dbfe0b054e94c1990b49c1727ffc1ff0
+refs/heads/master: b1e3a6d1c4d0ac75ad8289bcfd69efcc9b1bc6e5
diff --git a/trunk/drivers/gpu/drm/radeon/radeon_device.c b/trunk/drivers/gpu/drm/radeon/radeon_device.c
index 3f48a57531b5..f97563db4e59 100644
--- a/trunk/drivers/gpu/drm/radeon/radeon_device.c
+++ b/trunk/drivers/gpu/drm/radeon/radeon_device.c
@@ -34,6 +34,23 @@
 #include "radeon_asic.h"
 #include "atom.h"
 
+/*
+ * Clear GPU surface registers.
+ */
+static void radeon_surface_init(struct radeon_device *rdev)
+{
+	/* FIXME: check this out */
+	if (rdev->family < CHIP_R600) {
+		int i;
+
+		for (i = 0; i < 8; i++) {
+			WREG32(RADEON_SURFACE0_INFO +
+			       i * (RADEON_SURFACE1_INFO - RADEON_SURFACE0_INFO),
+			       0);
+		}
+	}
+}
+
 /*
  * GPU scratch registers helpers function.
  */
@@ -496,6 +513,9 @@ int radeon_device_init(struct radeon_device *rdev,
 	radeon_errata(rdev);
 	/* Initialize scratch registers */
 	radeon_scratch_init(rdev);
+	/* Initialize surface registers */
+	radeon_surface_init(rdev);
+
 	/* TODO: disable VGA need to use VGA request */
 	/* BIOS*/
 	if (!radeon_get_bios(rdev)) {