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authorDave Airlie <airlied@redhat.com>2010-03-01 16:08:57 +1000
committerDave Airlie <airlied@redhat.com>2010-03-01 16:08:57 +1000
commit68de7745822f0dc2eea940e3c1fc65896d7afc88 (patch)
tree8ee06f4ee466b58fc224a7d447dd90a1168896e0 /drivers/gpu/drm/radeon/radeon_state.c
parentcf7934a2a0ec55759fcf6861a868baadfd522300 (diff)
parent566d84d172161cb6c0c4dd834c34abbac6bf7b38 (diff)
Merge branch 'drm-radeon-testing' of /ssd/git/drm-radeon-next into drm-next-stage
* 'drm-radeon-testing' of /ssd/git/drm-radeon-next: drm/radeon: r100/r200 ums: block ability for userspace app to trash 0 page and beyond drm/ttm: fix function prototype to match implementation drm/radeon: use ALIGN instead of open coding it drm/radeon/kms: initialize set_surface_reg reg for rs600 asic
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_state.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_state.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_state.c b/drivers/gpu/drm/radeon/radeon_state.c
index 32971b8272c..3c32f840dcd 100644
--- a/drivers/gpu/drm/radeon/radeon_state.c
+++ b/drivers/gpu/drm/radeon/radeon_state.c
@@ -105,6 +105,7 @@ static __inline__ int radeon_check_and_fixup_packets(drm_radeon_private_t *
DRM_ERROR("Invalid depth buffer offset\n");
return -EINVAL;
}
+ dev_priv->have_z_offset = 1;
break;
case RADEON_EMIT_PP_CNTL:
@@ -898,6 +899,11 @@ static void radeon_cp_dispatch_clear(struct drm_device * dev,
if (tmp & RADEON_BACK)
flags |= RADEON_FRONT;
}
+ if (flags & (RADEON_DEPTH|RADEON_STENCIL)) {
+ if (!dev_priv->have_z_offset)
+ printk_once(KERN_ERR "radeon: illegal depth clear request. Buggy mesa detected - please update.\n");
+ flags &= ~(RADEON_DEPTH | RADEON_STENCIL);
+ }
if (flags & (RADEON_FRONT | RADEON_BACK)) {