Check the return of pp_atomfwctrl_get_Voltage_table_v4
as it may fail to initialize max_vid_step

Signed-off-by: Jesse Zhang <jesse.zh...@amd.com>
---
 drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega10_hwmgr.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega10_hwmgr.c 
b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega10_hwmgr.c
index b602059436a8..70c711cec897 100644
--- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega10_hwmgr.c
+++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega10_hwmgr.c
@@ -2573,8 +2573,12 @@ static int vega10_init_smc_table(struct pp_hwmgr *hwmgr)
                }
        }
 
-       pp_atomfwctrl_get_voltage_table_v4(hwmgr, VOLTAGE_TYPE_VDDC,
+       result = pp_atomfwctrl_get_voltage_table_v4(hwmgr, VOLTAGE_TYPE_VDDC,
                        VOLTAGE_OBJ_SVID2,  &voltage_table);
+       PP_ASSERT_WITH_CODE(result < 0,
+                       "Failed to get voltage tables!",
+                       return result);
+
        pp_table->MaxVidStep = voltage_table.max_vid_step;
 
        pp_table->GfxDpmVoltageMode =
-- 
2.25.1

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