drm/radeon/r600: only assign vb after we know space is available.

This patch only changes this is the swap path, where it doesn't loop.

Signed-off-by: Robert Noland <rnoland@2hip.net>
Signed-off-by: Dave Airlie <airlied@redhat.com>

diff --git a/drivers/gpu/drm/radeon/r600_blit.c b/drivers/gpu/drm/radeon/r600_blit.c
index 626a9ab..5ea4323 100644 (file)
--- a/drivers/gpu/drm/radeon/r600_blit.c
+++ b/drivers/gpu/drm/radeon/r600_blit.c
@@ -778,8 +778,6 @@ r600_blit_swap(struct drm_device *dev,
        u64 vb_addr;
        u32 *vb;
 
-       vb = r600_nomm_get_vb_ptr(dev);
-
        if ((dev_priv->blit_vb->used + 48) > dev_priv->blit_vb->total) {
 
                r600_nomm_put_vb(dev);
@@ -788,8 +786,8 @@ r600_blit_swap(struct drm_device *dev,
                        return;
 
                set_shaders(dev);
-               vb = r600_nomm_get_vb_ptr(dev);
        }
+       vb = r600_nomm_get_vb_ptr(dev);
 
        sx2 = sx + w;
        sy2 = sy + h;