From 9b91d18d20fbd3e907cee71d1acaba7943de887a Mon Sep 17 00:00:00 2001
From: Alex Deucher <alexdeucher@gmail.com>
Date: Wed, 2 Mar 2011 20:07:39 -0500
Subject: [PATCH] drm/radeon/kms/cayman: always set certain VGT regs at CP init
These should be handled by the clear_state setup, but set them
directly as well just to be sure.
Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
---
drivers/gpu/drm/radeon/ni.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/radeon/ni.c b/drivers/gpu/drm/radeon/ni.c
index 227173bf0127..8c199c49731b 100644
--- a/drivers/gpu/drm/radeon/ni.c
+++ b/drivers/gpu/drm/radeon/ni.c
@@ -1092,7 +1092,7 @@ static int cayman_cp_start(struct radeon_device *rdev)
cayman_cp_enable(rdev, true);
- r = radeon_ring_lock(rdev, cayman_default_size + 15);
+ r = radeon_ring_lock(rdev, cayman_default_size + 19);
if (r) {
DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
return r;
@@ -1125,6 +1125,11 @@ static int cayman_cp_start(struct radeon_device *rdev)
radeon_ring_write(rdev, 0xffffffff);
radeon_ring_write(rdev, 0xffffffff);
+ radeon_ring_write(rdev, 0xc0026900);
+ radeon_ring_write(rdev, 0x00000316);
+ radeon_ring_write(rdev, 0x0000000e); /* VGT_VERTEX_REUSE_BLOCK_CNTL */
+ radeon_ring_write(rdev, 0x00000010); /* */
+
radeon_ring_unlock_commit(rdev);
/* XXX init other rings */
--
2.34.1