v2
add check for SMU_DEFAULT_PPT_LIMIT
v1
modify (pptable_funcs)->set_power_limit signature
modify smu11 set_power_limit signature (arcturus, navi10, sienna_cichlid)
modify smu13 set_power_limit signature (aldabaran)
modify vangogh_set_power_limit signature (vangogh)
=== Test ===
sudo bash
AMDGPU_PCI_ADDR=`lspci -nn | grep "VGA\|Display" | cut -d " " -f 1`
AMDGPU_HWMON=`ls -la /sys/class/hwmon | grep $AMDGPU_PCI_ADDR | awk '{print $9}'`
HWMON_DIR=/sys/class/hwmon/${AMDGPU_HWMON}
LOGFILE=pp_show_power_cap.log
cp $LOGFILE{,.old}
lspci -nn | grep "VGA\|Display" > $LOGFILE
FILES="
power1_cap
power2_cap"
for f in $FILES
do
if test -f "$HWMON_DIR/$f"; then
echo === $f === >> $LOGFILE
cat $HWMON_DIR/$f >> $LOGFILE
RESTORE_VALUE=`cat $HWMON_DIR/$f` 2>&1 >> $LOGFILE
echo RESTORE_VALUE $RESTORE_VALUE >> $LOGFILE
echo
120000000 > $HWMON_DIR/$f
sleep 3
cat $HWMON_DIR/$f >> $LOGFILE
echo $RESTORE_VALUE > $HWMON_DIR/$f
sleep 3
cat $HWMON_DIR/$f >> $LOGFILE
else
echo === $f === >> $LOGFILE
echo File Not Found >> $LOGFILE
fi
done
cat $LOGFILE
Signed-off-by: Darren Powell <darren.powell@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
/**
* @set_power_limit: Set power limit in watts.
*/
- int (*set_power_limit)(struct smu_context *smu, uint32_t n);
+ int (*set_power_limit)(struct smu_context *smu,
+ enum smu_ppt_limit_type limit_type,
+ uint32_t limit);
/**
* @init_max_sustainable_clocks: Populate max sustainable clock speed
int smu_v11_0_get_current_power_limit(struct smu_context *smu,
uint32_t *power_limit);
-int smu_v11_0_set_power_limit(struct smu_context *smu, uint32_t n);
+int smu_v11_0_set_power_limit(struct smu_context *smu,
+ enum smu_ppt_limit_type limit_type,
+ uint32_t limit);
int smu_v11_0_init_max_sustainable_clocks(struct smu_context *smu);
int smu_v13_0_get_current_power_limit(struct smu_context *smu,
uint32_t *power_limit);
-int smu_v13_0_set_power_limit(struct smu_context *smu, uint32_t n);
+int smu_v13_0_set_power_limit(struct smu_context *smu,
+ enum smu_ppt_limit_type limit_type,
+ uint32_t limit);
int smu_v13_0_init_max_sustainable_clocks(struct smu_context *smu);
mutex_lock(&smu->mutex);
+ limit &= (1<<24)-1;
if (limit_type != SMU_DEFAULT_PPT_LIMIT)
if (smu->ppt_funcs->set_power_limit) {
- ret = smu->ppt_funcs->set_power_limit(smu, limit);
+ ret = smu->ppt_funcs->set_power_limit(smu, limit_type, limit);
goto out;
}
limit = smu->current_power_limit;
if (smu->ppt_funcs->set_power_limit) {
- ret = smu->ppt_funcs->set_power_limit(smu, limit);
+ ret = smu->ppt_funcs->set_power_limit(smu, limit_type, limit);
if (!ret && !(smu->user_dpm_profile.flags & SMU_DPM_USER_PROFILE_RESTORE))
smu->user_dpm_profile.power_limit = limit;
}
return ret;
}
-int smu_v11_0_set_power_limit(struct smu_context *smu, uint32_t n)
+int smu_v11_0_set_power_limit(struct smu_context *smu,
+ enum smu_ppt_limit_type limit_type,
+ uint32_t limit)
{
int power_src;
int ret = 0;
+ if (limit_type != SMU_DEFAULT_PPT_LIMIT)
+ return -EINVAL;
+
if (!smu_cmn_feature_is_enabled(smu, SMU_FEATURE_PPT_BIT)) {
dev_err(smu->adev->dev, "Setting new power limit is not supported!\n");
return -EOPNOTSUPP;
* BIT 16-23: PowerSource
* BIT 0-15: PowerLimit
*/
- n &= 0xFFFF;
- n |= 0 << 24;
- n |= (power_src) << 16;
- ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_SetPptLimit, n, NULL);
+ limit &= 0xFFFF;
+ limit |= 0 << 24;
+ limit |= (power_src) << 16;
+ ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_SetPptLimit, limit, NULL);
if (ret) {
dev_err(smu->adev->dev, "[%s] Set power limit Failed!\n", __func__);
return ret;
}
- smu->current_power_limit = n;
+ smu->current_power_limit = limit;
return 0;
}
return 0;
}
-static int vangogh_set_power_limit(struct smu_context *smu, uint32_t ppt_limit)
+static int vangogh_set_power_limit(struct smu_context *smu,
+ enum smu_ppt_limit_type limit_type,
+ uint32_t ppt_limit)
{
struct smu_11_5_power_context *power_context =
- smu->smu_power.power_context;
- uint32_t limit_type = ppt_limit >> 24;
+ smu->smu_power.power_context;
int ret = 0;
if (!smu_cmn_feature_is_enabled(smu, SMU_FEATURE_PPT_BIT)) {
return 0;
}
-static int aldebaran_set_power_limit(struct smu_context *smu, uint32_t n)
+static int aldebaran_set_power_limit(struct smu_context *smu,
+ enum smu_ppt_limit_type limit_type,
+ uint32_t limit)
{
/* Power limit can be set only through primary die */
if (aldebaran_is_primary(smu))
- return smu_v13_0_set_power_limit(smu, n);
+ return smu_v13_0_set_power_limit(smu, limit_type, limit);
return -EINVAL;
}
return ret;
}
-int smu_v13_0_set_power_limit(struct smu_context *smu, uint32_t n)
+int smu_v13_0_set_power_limit(struct smu_context *smu,
+ enum smu_ppt_limit_type limit_type,
+ uint32_t limit)
{
int ret = 0;
+ if (limit_type != SMU_DEFAULT_PPT_LIMIT)
+ return -EINVAL;
+
if (!smu_cmn_feature_is_enabled(smu, SMU_FEATURE_PPT_BIT)) {
dev_err(smu->adev->dev, "Setting new power limit is not supported!\n");
return -EOPNOTSUPP;
}
- ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_SetPptLimit, n, NULL);
+ ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_SetPptLimit, limit, NULL);
if (ret) {
dev_err(smu->adev->dev, "[%s] Set power limit Failed!\n", __func__);
return ret;
}
- smu->current_power_limit = n;
+ smu->current_power_limit = limit;
return 0;
}