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drm/amd/pp: Fix performance drop on Fiji

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The performance drop if the default TDP more than 256 Watt

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Junwei Zhang <Jerry.Zhang@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 2018-05-10 19:51:09 +08:00 committed by Alex Deucher
parent 7c2b134110
commit 7fc6311b17
1 changed files with 1 additions and 3 deletions
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4
drivers/gpu/drm/amd/powerplay/hwmgr/smu7_powertune.c
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@ -852,12 +852,10 @@ int smu7_set_power_limit(struct pp_hwmgr *hwmgr, uint32_t n)
{
struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
n = (n & 0xff) << 8;
if (data->power_containment_features &
POWERCONTAINMENT_FEATURE_PkgPwrLimit)
return smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_PkgPwrSetLimit, n);
PPSMC_MSG_PkgPwrSetLimit, n<<8);
return 0;
}