drm/amd/display: Add a PP_SMU_VER_MAX enum

Signed-off-by: Jun Lei <Jun.Lei@amd.com>
Reviewed-by: Nevenko Stupar <Nevenko.Stupar@amd.com>
Acked-by: Leo Li <sunpeng.li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/display/dc/dm_pp_smu.h b/drivers/gpu/drm/amd/display/dc/dm_pp_smu.h
index 0029a39..14bed5b 100644 (file)
--- a/drivers/gpu/drm/amd/display/dc/dm_pp_smu.h
+++ b/drivers/gpu/drm/amd/display/dc/dm_pp_smu.h
@@ -38,7 +38,8 @@ enum pp_smu_ver {
         * of interface sharing between families of ASIcs.
         */
        PP_SMU_UNSUPPORTED,
-       PP_SMU_VER_RV
+       PP_SMU_VER_RV,
+       PP_SMU_VER_MAX
 };
 
 struct pp_smu {