From: Jesse Zhang jesse.zhang@amd.com
[ Upstream commit 17e3bea65cdc453695b2fe4ff26d25d17f5339e9 ]
Check the return of pp_atomfwctrl_get_Voltage_table_v4 as it may fail to initialize max_vid_step V2: change the check condition (Tim Huang)
Signed-off-by: Jesse Zhang Jesse.Zhang@amd.com Reviewed-by: Tim Huang Tim.Huang@amd.com Signed-off-by: Alex Deucher alexander.deucher@amd.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega10_hwmgr.c | 5 ++++- 1 file changed, 4 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 6d6bc6a380b36..cdac0bc420341 100644 --- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega10_hwmgr.c +++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega10_hwmgr.c @@ -2571,8 +2571,11 @@ 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, + "Failed to get voltage table!", + return result); pp_table->MaxVidStep = voltage_table.max_vid_step;
pp_table->GfxDpmVoltageMode =