drm/amd/powerplay: fix set target TDP error on tonga/iceland

ConfigurableTDP do not exist from Fiji.
so only use in previous ASIC.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

1 files changed, 6 insertions, 5 deletions

diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_powertune.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_powertune.c
index 0f75af33e581..0fbaeb19a542 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_powertune.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_powertune.c
@@ -905,7 +905,6 @@ int smu7_enable_power_containment(struct pp_hwmgr *hwmgr)
                         if (0 == smc_result) {
                                 uint32_t default_limit =
                                         (uint32_t)(cac_table->usMaximumPowerDeliveryLimit * 256);
-
                                 data->power_containment_features |=
                                                 POWERCONTAINMENT_FEATURE_PkgPwrLimit;
 
@@ -976,10 +975,12 @@ int smu7_power_control_set_level(struct pp_hwmgr *hwmgr)
                 adjust_percent = hwmgr->platform_descriptor.TDPAdjustmentPolarity ?
                                 hwmgr->platform_descriptor.TDPAdjustment :
                                 (-1 * hwmgr->platform_descriptor.TDPAdjustment);
-                /* SMC requested that target_tdp to be 7 bit fraction in DPM table
-                 * but message to be 8 bit fraction for messages
-                 */
-                target_tdp = ((100 + adjust_percent) * (int)(cac_table->usTDP * 256)) / 100;
+
+                 if (hwmgr->chip_id > CHIP_TONGA)
+                        target_tdp = ((100 + adjust_percent) * (int)(cac_table->usTDP * 256)) / 100;
+                else
+                        target_tdp = ((100 + adjust_percent) * (int)(cac_table->usConfigurableTDP * 256)) / 100;
+
                 result = smu7_set_overdriver_target_tdp(hwmgr, (uint32_t)target_tdp);
         }