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

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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>
This commit is contained in:
Rex Zhu 2017-09-14 09:10:41 +08:00 committed by Alex Deucher
parent 9f4b35411c
commit 2a527680a1
1 changed files with 6 additions and 5 deletions
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11
drivers/gpu/drm/amd/powerplay/hwmgr/smu7_powertune.c
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@ -905,7 +905,6 @@ int smu7_enable_power_containment(struct pp_hwmgr *hwmgr)
if (0 == smc_result) { if (0 == smc_result) {
uint32_t default_limit = uint32_t default_limit =
(uint32_t)(cac_table->usMaximumPowerDeliveryLimit * 256); (uint32_t)(cac_table->usMaximumPowerDeliveryLimit * 256);
data->power_containment_features |= data->power_containment_features |=
POWERCONTAINMENT_FEATURE_PkgPwrLimit; POWERCONTAINMENT_FEATURE_PkgPwrLimit;
@ -976,10 +975,12 @@ int smu7_power_control_set_level(struct pp_hwmgr *hwmgr)
adjust_percent = hwmgr->platform_descriptor.TDPAdjustmentPolarity ? adjust_percent = hwmgr->platform_descriptor.TDPAdjustmentPolarity ?
hwmgr->platform_descriptor.TDPAdjustment : hwmgr->platform_descriptor.TDPAdjustment :
(-1 * 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 if (hwmgr->chip_id > CHIP_TONGA)
*/ target_tdp = ((100 + adjust_percent) * (int)(cac_table->usTDP * 256)) / 100;
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); result = smu7_set_overdriver_target_tdp(hwmgr, (uint32_t)target_tdp);
} }