[PATCH 5.4 185/214] drm/amd/pm: correct Vega10 swctf limit setting
From: Greg Kroah-Hartman
Date: Tue Sep 01 2020 - 12:16:24 EST
From: Evan Quan <evan.quan@xxxxxxx>
commit b05d71b51078fc428c6b72582126d9d75d3c1f4c upstream.
Correct the Vega10 thermal swctf limit.
Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1267
Signed-off-by: Evan Quan <evan.quan@xxxxxxx>
Reviewed-by: Alex Deucher <alexander.deucher@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/amd/powerplay/hwmgr/vega10_thermal.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_thermal.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_thermal.c
@@ -364,6 +364,9 @@ int vega10_thermal_get_temperature(struc
static int vega10_thermal_set_temperature_range(struct pp_hwmgr *hwmgr,
struct PP_TemperatureRange *range)
{
+ struct phm_ppt_v2_information *pp_table_info =
+ (struct phm_ppt_v2_information *)(hwmgr->pptable);
+ struct phm_tdp_table *tdp_table = pp_table_info->tdp_table;
struct amdgpu_device *adev = hwmgr->adev;
int low = VEGA10_THERMAL_MINIMUM_ALERT_TEMP *
PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
@@ -373,8 +376,8 @@ static int vega10_thermal_set_temperatur
if (low < range->min)
low = range->min;
- if (high > range->max)
- high = range->max;
+ if (high > tdp_table->usSoftwareShutdownTemp)
+ high = tdp_table->usSoftwareShutdownTemp;
if (low > high)
return -EINVAL;