From d7463eb41d88a39de2653fd41857c4ccddb8707b Mon Sep 17 00:00:00 2001
From: Alex Deucher <alexdeucher@gmail.com>
Date: Wed, 28 May 2008 11:46:36 +1000
Subject: [PATCH] drm/radeon: write AGP_BASE_2 on chips that support it.
Signed-off-by: Dave Airlie <airlied@redhat.com>
---
drivers/char/drm/radeon_cp.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/char/drm/radeon_cp.c b/drivers/char/drm/radeon_cp.c
index 3a424986e85eb..fc0820c2b4b4b 100644
--- a/drivers/char/drm/radeon_cp.c
+++ b/drivers/char/drm/radeon_cp.c
@@ -472,6 +472,8 @@ static void radeon_cp_init_ring_buffer(struct drm_device * dev,
#if __OS_HAS_AGP
if (dev_priv->flags & RADEON_IS_AGP) {
RADEON_WRITE(RADEON_AGP_BASE, (unsigned int)dev->agp->base);
+ if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R200)
+ RADEON_WRITE(RADEON_AGP_BASE_2, 0);
radeon_write_agp_location(dev_priv,
(((dev_priv->gart_vm_start - 1 +
dev_priv->gart_size) & 0xffff0000) |
--
2.30.2