Useful for validating certain tests involving the CB where the
chicken bit status may have an affect on the results.

Signed-off-by: Alex Deucher <[email protected]>
---
 drivers/gpu/drm/amd/amdgpu/cik.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/cik.c b/drivers/gpu/drm/amd/amdgpu/cik.c
index 825de80..673fa6c 100644
--- a/drivers/gpu/drm/amd/amdgpu/cik.c
+++ b/drivers/gpu/drm/amd/amdgpu/cik.c
@@ -1021,6 +1021,10 @@ static const struct amdgpu_allowed_register_entry 
cik_allowed_read_registers[] =
        {mmGB_MACROTILE_MODE13, false},
        {mmGB_MACROTILE_MODE14, false},
        {mmGB_MACROTILE_MODE15, false},
+       {mmCB_HW_CONTROL, false},
+       {mmCB_HW_CONTROL_1, false},
+       {mmCB_HW_CONTROL_2, false},
+       {mmCB_HW_CONTROL_3, false},
        {mmCC_RB_BACKEND_DISABLE, false, true},
        {mmGC_USER_RB_BACKEND_DISABLE, false, true},
        {mmGB_BACKEND_MAP, false, false},
-- 
2.5.5

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