diff options
| author | Darren Powell <[email protected]> | 2021-05-21 22:37:24 -0400 |
|---|---|---|
| committer | Alex Deucher <[email protected]> | 2021-06-08 12:13:40 -0400 |
| commit | a40a020de27401828692e94e717777bd7112452e (patch) | |
| tree | 66c1c08be8cdaf9bb0510ee4ede9e817bf8a1bc3 /drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c | |
| parent | cef85a40be6a00d45c5132be5354a55dc9438465 (diff) | |
amdgpu/pm: clean up smu_get_power_limit function signature
add two new powerplay enums (limit_level, type)
add enums to smu_get_power_limit signature
remove input bitfield stuffing of output variable limit
update calls to smu_get_power_limit
* Test
AMDGPU_PCI_ADDR=`lspci -nn | grep "VGA\|Display" | cut -d " " -f 1`
AMDGPU_HWMON=`ls -la /sys/class/hwmon | grep $AMDGPU_PCI_ADDR | cut -d " " -f 11`
HWMON_DIR=/sys/class/hwmon/${AMDGPU_HWMON}
lspci -nn | grep "VGA\|Display" ; \
echo "=== power1 cap ===" ; cat $HWMON_DIR/power1_cap ; \
echo "=== power1 cap max ===" ; cat $HWMON_DIR/power1_cap_max ; \
echo "=== power1 cap def ===" ; cat $HWMON_DIR/power1_cap_default
Signed-off-by: Darren Powell <[email protected]>
Reviewed-by: Lijo Lazar <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
Diffstat (limited to 'drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c')
| -rw-r--r-- | drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c | 34 |
1 files changed, 32 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c index 1b8321d12c8a..cfa680850887 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c +++ b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c @@ -2175,14 +2175,44 @@ static int smu_set_fan_speed_rpm(void *handle, uint32_t speed) int smu_get_power_limit(struct smu_context *smu, uint32_t *limit, - enum smu_ppt_limit_level limit_level) + enum pp_power_limit_level pp_limit_level, + enum pp_power_type pp_power_type) { - uint32_t limit_type = *limit >> 24; + enum smu_ppt_limit_level limit_level; + uint32_t limit_type; int ret = 0; if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) return -EOPNOTSUPP; + switch(pp_power_type) { + case PP_PWR_TYPE_SUSTAINED: + limit_type = SMU_DEFAULT_PPT_LIMIT; + break; + case PP_PWR_TYPE_FAST: + limit_type = SMU_FAST_PPT_LIMIT; + break; + default: + return -EOPNOTSUPP; + break; + } + + switch(pp_limit_level){ + case PP_PWR_LIMIT_CURRENT: + limit_level = SMU_PPT_LIMIT_CURRENT; + break; + case PP_PWR_LIMIT_DEFAULT: + limit_level = SMU_PPT_LIMIT_DEFAULT; + break; + case PP_PWR_LIMIT_MAX: + limit_level = SMU_PPT_LIMIT_MAX; + break; + case PP_PWR_LIMIT_MIN: + default: + return -EOPNOTSUPP; + break; + } + mutex_lock(&smu->mutex); if (limit_type != SMU_DEFAULT_PPT_LIMIT) { |