Clear warnings that using uninitialized value level when fails to get the value from SMU. Signed-off-by: Tim Huang <Tim.Huang@xxxxxxx> --- .../drm/amd/pm/powerplay/hwmgr/smu8_hwmgr.c | 18 +++++++++++++++--- 1 file changed, 15 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu8_hwmgr.c b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu8_hwmgr.c index b015a601b385..4e4146ce71c1 100644 --- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu8_hwmgr.c +++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu8_hwmgr.c @@ -584,6 +584,7 @@ static int smu8_init_uvd_limit(struct pp_hwmgr *hwmgr) hwmgr->dyn_state.uvd_clock_voltage_dependency_table; unsigned long clock = 0; uint32_t level; + int ret; if (NULL == table || table->count <= 0) return -EINVAL; @@ -591,7 +592,10 @@ static int smu8_init_uvd_limit(struct pp_hwmgr *hwmgr) data->uvd_dpm.soft_min_clk = 0; data->uvd_dpm.hard_min_clk = 0; - smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMaxUvdLevel, &level); + ret = smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMaxUvdLevel, &level); + + if (ret) + return ret; if (level < table->count) clock = table->entries[level].vclk; @@ -611,6 +615,7 @@ static int smu8_init_vce_limit(struct pp_hwmgr *hwmgr) hwmgr->dyn_state.vce_clock_voltage_dependency_table; unsigned long clock = 0; uint32_t level; + int ret; if (NULL == table || table->count <= 0) return -EINVAL; @@ -618,7 +623,10 @@ static int smu8_init_vce_limit(struct pp_hwmgr *hwmgr) data->vce_dpm.soft_min_clk = 0; data->vce_dpm.hard_min_clk = 0; - smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMaxEclkLevel, &level); + ret = smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMaxEclkLevel, &level); + + if (ret) + return ret; if (level < table->count) clock = table->entries[level].ecclk; @@ -638,6 +646,7 @@ static int smu8_init_acp_limit(struct pp_hwmgr *hwmgr) hwmgr->dyn_state.acp_clock_voltage_dependency_table; unsigned long clock = 0; uint32_t level; + int ret; if (NULL == table || table->count <= 0) return -EINVAL; @@ -645,7 +654,10 @@ static int smu8_init_acp_limit(struct pp_hwmgr *hwmgr) data->acp_dpm.soft_min_clk = 0; data->acp_dpm.hard_min_clk = 0; - smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMaxAclkLevel, &level); + ret = smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMaxAclkLevel, &level); + + if (ret) + return ret; if (level < table->count) clock = table->entries[level].acpclk; -- 2.39.2
