drm/radeon/rv740: fix backend setup

[pandora-kernel.git] / drivers / gpu / drm / radeon / r600_cp.c

diff --git a/drivers/gpu/drm/radeon/r600_cp.c b/drivers/gpu/drm/radeon/r600_cp.c
index d9712a1..fca96aa 100644 (file)
--- a/drivers/gpu/drm/radeon/r600_cp.c
+++ b/drivers/gpu/drm/radeon/r600_cp.c
@@ -1439,9 +1439,12 @@ static void r700_gfx_init(struct drm_device *dev,
 
        gb_tiling_config |= R600_BANK_SWAPS(1);
 
-       backend_map = r700_get_tile_pipe_to_backend_map(dev_priv->r600_max_tile_pipes,
-                                                       dev_priv->r600_max_backends,
-                                                       (0xff << dev_priv->r600_max_backends) & 0xff);
+       if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV740)
+               backend_map = 0x28;
+       else
+               backend_map = r700_get_tile_pipe_to_backend_map(dev_priv->r600_max_tile_pipes,
+                                                               dev_priv->r600_max_backends,
+                                                               (0xff << dev_priv->r600_max_backends) & 0xff);
        gb_tiling_config |= R600_BACKEND_MAP(backend_map);
 
        cc_gc_shader_pipe_config =