drm/amdgpu: add new DF callback for ECC setup

The ForceParWrRMW setting needs to be enabled for ECC, but disabled
when ECC is not enabled.

Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Junwei Zhang <Jerry.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index 03a2c0b..a59c075 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -1401,6 +1401,8 @@ struct amdgpu_df_funcs {
                                                 bool enable);
        void (*get_clockgating_state)(struct amdgpu_device *adev,
                                      u32 *flags);
+       void (*enable_ecc_force_par_wr_rmw)(struct amdgpu_device *adev,
+                                           bool enable);
 };
 /* Define the HW IP blocks will be used in driver , add more if necessary */
 enum amd_hw_ip_block_type {