drm/radeon/kms: gfx init fixes for r6xx/r7xx

This fixes some issues with the last gfx init patch.

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/gpu/drm/radeon/rv770.c b/drivers/gpu/drm/radeon/rv770.c
index 2f917db49f23..86d39cb35fe2 100644
--- a/drivers/gpu/drm/radeon/rv770.c
+++ b/drivers/gpu/drm/radeon/rv770.c
@@ -648,10 +648,13 @@ static void rv770_gpu_init(struct radeon_device *rdev)
 
         WREG32(CC_RB_BACKEND_DISABLE,      cc_rb_backend_disable);
         WREG32(CC_GC_SHADER_PIPE_CONFIG,   cc_gc_shader_pipe_config);
+        WREG32(GC_USER_SHADER_PIPE_CONFIG, cc_gc_shader_pipe_config);
         WREG32(CC_SYS_RB_BACKEND_DISABLE,  cc_rb_backend_disable);
 
         WREG32(CGTS_SYS_TCC_DISABLE, 0);
         WREG32(CGTS_TCC_DISABLE, 0);
+        WREG32(CGTS_USER_SYS_TCC_DISABLE, 0);
+        WREG32(CGTS_USER_TCC_DISABLE, 0);
 
         num_qd_pipes =
                 R7XX_MAX_PIPES - r600_count_pipe_bits((cc_gc_shader_pipe_config & INACTIVE_QD_PIPES_MASK) >> 8);