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amdgpu_extratemps-5.0.patch
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diff -rau linux-5.0-orig/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h linux-5.0/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h
--- linux-5.0-orig/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h 2019-03-04 00:21:29.000000000 +0100
+++ linux-5.0/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h 2019-03-17 12:08:27.509820316 +0100
@@ -263,6 +263,12 @@
#define amdgpu_dpm_read_sensor(adev, idx, value, size) \
((adev)->powerplay.pp_funcs->read_sensor((adev)->powerplay.pp_handle, (idx), (value), (size)))
+#define amdgpu_dpm_get_temperature_asic_max(adev) \
+ ((adev)->powerplay.pp_funcs->get_temperature_asic_max((adev)->powerplay.pp_handle))
+
+#define amdgpu_dpm_have_temperature_asic_max(adev) \
+ ((adev)->powerplay.pp_funcs->have_temperature_asic_max((adev)->powerplay.pp_handle))
+
#define amdgpu_dpm_set_fan_control_mode(adev, m) \
((adev)->powerplay.pp_funcs->set_fan_control_mode((adev)->powerplay.pp_handle, (m)))
diff -rau linux-5.0-orig/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c linux-5.0/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
--- linux-5.0-orig/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c 2019-03-04 00:21:29.000000000 +0100
+++ linux-5.0/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c 2019-03-17 12:08:27.519820344 +0100
@@ -1053,6 +1053,28 @@
return snprintf(buf, PAGE_SIZE, "%d\n", temp);
}
+static ssize_t amdgpu_hwmon_show_temp_asic_max(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct amdgpu_device *adev = dev_get_drvdata(dev);
+ struct drm_device *ddev = adev->ddev;
+ int temp;
+
+ /* Can't get temperature when the card is off */
+ if ((adev->flags & AMD_IS_PX) &&
+ (ddev->switch_power_state != DRM_SWITCH_POWER_ON))
+ return -EINVAL;
+
+ if (!(adev->powerplay.pp_funcs &&
+ adev->powerplay.pp_funcs->get_temperature_asic_max))
+ temp = 0;
+ else
+ temp = amdgpu_dpm_get_temperature_asic_max(adev);
+
+ return snprintf(buf, PAGE_SIZE, "%d\n", temp);
+}
+
static ssize_t amdgpu_hwmon_show_temp_thresh(struct device *dev,
struct device_attribute *attr,
char *buf)
@@ -1583,6 +1605,7 @@
static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO, amdgpu_hwmon_show_temp, NULL, 0);
static SENSOR_DEVICE_ATTR(temp1_crit, S_IRUGO, amdgpu_hwmon_show_temp_thresh, NULL, 0);
static SENSOR_DEVICE_ATTR(temp1_crit_hyst, S_IRUGO, amdgpu_hwmon_show_temp_thresh, NULL, 1);
+static SENSOR_DEVICE_ATTR(temp2_input, S_IRUGO, amdgpu_hwmon_show_temp_asic_max, NULL, 0);
static SENSOR_DEVICE_ATTR(pwm1, S_IRUGO | S_IWUSR, amdgpu_hwmon_get_pwm1, amdgpu_hwmon_set_pwm1, 0);
static SENSOR_DEVICE_ATTR(pwm1_enable, S_IRUGO | S_IWUSR, amdgpu_hwmon_get_pwm1_enable, amdgpu_hwmon_set_pwm1_enable, 0);
static SENSOR_DEVICE_ATTR(pwm1_min, S_IRUGO, amdgpu_hwmon_get_pwm1_min, NULL, 0);
@@ -1605,6 +1628,7 @@
&sensor_dev_attr_temp1_input.dev_attr.attr,
&sensor_dev_attr_temp1_crit.dev_attr.attr,
&sensor_dev_attr_temp1_crit_hyst.dev_attr.attr,
+ &sensor_dev_attr_temp2_input.dev_attr.attr,
&sensor_dev_attr_pwm1.dev_attr.attr,
&sensor_dev_attr_pwm1_enable.dev_attr.attr,
&sensor_dev_attr_pwm1_min.dev_attr.attr,
@@ -1631,6 +1655,11 @@
struct device *dev = kobj_to_dev(kobj);
struct amdgpu_device *adev = dev_get_drvdata(dev);
umode_t effective_mode = attr->mode;
+
+ if ((!adev->powerplay.pp_funcs->have_temperature_asic_max ||
+ !amdgpu_dpm_have_temperature_asic_max(adev)) &&
+ (attr == &sensor_dev_attr_temp2_input.dev_attr.attr))
+ return 0;
/* Skip fan attributes if fan is not present */
if (adev->pm.no_fan && (attr == &sensor_dev_attr_pwm1.dev_attr.attr ||
diff -rau linux-5.0-orig/drivers/gpu/drm/amd/amdgpu/ci_dpm.c linux-5.0/drivers/gpu/drm/amd/amdgpu/ci_dpm.c
--- linux-5.0-orig/drivers/gpu/drm/amd/amdgpu/ci_dpm.c 2019-03-04 00:21:29.000000000 +0100
+++ linux-5.0/drivers/gpu/drm/amd/amdgpu/ci_dpm.c 2019-03-17 12:08:27.523153685 +0100
@@ -6224,6 +6224,31 @@
return actual_temp;
}
+/* get temperature in millidegrees */
+static int ci_dpm_get_temp_asic_max(void *handle)
+{
+ u32 temp;
+ int actual_temp = 0;
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+ temp = (RREG32_SMC(ixCG_MULT_THERMAL_STATUS) & CG_MULT_THERMAL_STATUS__ASIC_MAX_TEMP_MASK) >>
+ CG_MULT_THERMAL_STATUS__ASIC_MAX_TEMP__SHIFT;
+
+ if (temp & 0x200)
+ actual_temp = 255;
+ else
+ actual_temp = temp & 0x1ff;
+
+ actual_temp = actual_temp * 1000;
+
+ return actual_temp;
+}
+
+static int ci_dpm_have_temp_asic_max(void *handle)
+{
+ return 1;
+}
+
static int ci_set_temperature_range(struct amdgpu_device *adev)
{
int ret;
@@ -6806,6 +6831,8 @@
};
static const struct amd_pm_funcs ci_dpm_funcs = {
+ .get_temperature_asic_max = &ci_dpm_get_temp_asic_max,
+ .have_temperature_asic_max = &ci_dpm_have_temp_asic_max,
.pre_set_power_state = &ci_dpm_pre_set_power_state,
.set_power_state = &ci_dpm_set_power_state,
.post_set_power_state = &ci_dpm_post_set_power_state,
diff -rau linux-5.0-orig/drivers/gpu/drm/amd/amdgpu/si_dpm.c linux-5.0/drivers/gpu/drm/amd/amdgpu/si_dpm.c
--- linux-5.0-orig/drivers/gpu/drm/amd/amdgpu/si_dpm.c 2019-03-04 00:21:29.000000000 +0100
+++ linux-5.0/drivers/gpu/drm/amd/amdgpu/si_dpm.c 2019-03-17 12:08:27.523153685 +0100
@@ -7864,6 +7864,31 @@
return actual_temp;
}
+static int si_dpm_get_temp_asic_max(void *handle)
+{
+ u32 temp;
+ int actual_temp = 0;
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+ temp = (RREG32(CG_MULT_THERMAL_STATUS) & ASIC_MAX_TEMP_MASK) >>
+ ASIC_MAX_TEMP_SHIFT;
+
+ if (temp & 0x200)
+ actual_temp = 255;
+ else
+ actual_temp = temp & 0x1ff;
+
+ actual_temp = (actual_temp * 1000);
+
+ return actual_temp;
+}
+
+static int si_dpm_have_temp_asic_max(void *handle)
+{
+ return 1;
+}
+
+
static u32 si_dpm_get_sclk(void *handle, bool low)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
@@ -8046,6 +8071,8 @@
};
static const struct amd_pm_funcs si_dpm_funcs = {
+ .get_temperature_asic_max = &si_dpm_get_temp_asic_max,
+ .have_temperature_asic_max = &si_dpm_have_temp_asic_max,
.pre_set_power_state = &si_dpm_pre_set_power_state,
.set_power_state = &si_dpm_set_power_state,
.post_set_power_state = &si_dpm_post_set_power_state,
diff -rau linux-5.0-orig/drivers/gpu/drm/amd/include/kgd_pp_interface.h linux-5.0/drivers/gpu/drm/amd/include/kgd_pp_interface.h
--- linux-5.0-orig/drivers/gpu/drm/amd/include/kgd_pp_interface.h 2019-03-04 00:21:29.000000000 +0100
+++ linux-5.0/drivers/gpu/drm/amd/include/kgd_pp_interface.h 2019-03-17 12:13:30.510624164 +0100
@@ -281,6 +281,9 @@
int (*set_hard_min_dcefclk_by_freq)(void *handle, uint32_t clock);
int (*set_hard_min_fclk_by_freq)(void *handle, uint32_t clock);
int (*set_min_deep_sleep_dcefclk)(void *handle, uint32_t clock);
+ // my ASIC_MAX temperature
+ int (*get_temperature_asic_max)(void *handle);
+ int (*have_temperature_asic_max)(void *handle);
};
#endif
diff -rau linux-5.0-orig/drivers/gpu/drm/amd/powerplay/amd_powerplay.c linux-5.0/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
--- linux-5.0-orig/drivers/gpu/drm/amd/powerplay/amd_powerplay.c 2019-03-04 00:21:29.000000000 +0100
+++ linux-5.0/drivers/gpu/drm/amd/powerplay/amd_powerplay.c 2019-03-17 12:08:27.523153685 +0100
@@ -603,6 +603,41 @@
return ret;
}
+static int pp_dpm_get_temperature_asic_max(void *handle)
+{
+ struct pp_hwmgr *hwmgr = handle;
+ int ret = 0;
+
+ if (!hwmgr || !hwmgr->pm_en)
+ return -EINVAL;
+
+ if (hwmgr->hwmgr_func->get_temperature_asic_max == NULL) {
+ pr_info("%s was not implemented.\n", __func__);
+ return 0;
+ }
+ mutex_lock(&hwmgr->smu_lock);
+ ret = hwmgr->hwmgr_func->get_temperature_asic_max(hwmgr);
+ mutex_unlock(&hwmgr->smu_lock);
+ return ret;
+}
+
+static int pp_dpm_have_temperature_asic_max(void *handle)
+{
+ struct pp_hwmgr *hwmgr = handle;
+
+ if (!hwmgr || !hwmgr->pm_en)
+ return 0;
+
+ if (hwmgr->hwmgr_func == NULL)
+ return 0;
+
+ if (hwmgr->hwmgr_func->get_temperature_asic_max == NULL)
+ return 0;
+ // we have asic max
+ return 1;
+}
+
+
static int pp_dpm_get_pp_num_states(void *handle,
struct pp_states_info *data)
{
@@ -1405,6 +1440,8 @@
}
static const struct amd_pm_funcs pp_dpm_funcs = {
+ .get_temperature_asic_max = pp_dpm_get_temperature_asic_max,
+ .have_temperature_asic_max = pp_dpm_have_temperature_asic_max,
.load_firmware = pp_dpm_load_fw,
.wait_for_fw_loading_complete = pp_dpm_fw_loading_complete,
.force_performance_level = pp_dpm_force_performance_level,
diff -rau linux-5.0-orig/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c linux-5.0/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
--- linux-5.0-orig/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c 2019-03-04 00:21:29.000000000 +0100
+++ linux-5.0/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c 2019-03-17 12:08:27.523153685 +0100
@@ -5111,6 +5111,7 @@
.set_mclk_od = smu7_set_mclk_od,
.get_clock_by_type = smu7_get_clock_by_type,
.read_sensor = smu7_read_sensor,
+ .get_temperature_asic_max = smu7_thermal_get_temperature_asic_max,
.dynamic_state_management_disable = smu7_disable_dpm_tasks,
.avfs_control = smu7_avfs_control,
.disable_smc_firmware_ctf = smu7_thermal_disable_alert,
diff -rau linux-5.0-orig/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_thermal.c linux-5.0/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_thermal.c
--- linux-5.0-orig/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_thermal.c 2019-03-04 00:21:29.000000000 +0100
+++ linux-5.0/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_thermal.c 2019-03-17 12:08:27.523153685 +0100
@@ -302,6 +302,30 @@
}
/**
+* Reads the remote temperature from the SIslands thermal controller (ASIC MAX)
+*
+* @param hwmgr The address of the hardware manager.
+*/
+int smu7_thermal_get_temperature_asic_max(struct pp_hwmgr *hwmgr)
+{
+ int temp;
+
+ temp = PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,
+ CG_MULT_THERMAL_STATUS, ASIC_MAX_TEMP);
+
+ /* Bit 9 means the reading is lower than the lowest usable value. */
+ if (temp & 0x200)
+ temp = SMU7_THERMAL_MAXIMUM_TEMP_READING;
+ else
+ temp = temp & 0x1ff;
+
+ temp *= PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
+
+ return temp;
+}
+
+
+/**
* Set the requested temperature range for high and low alert signals
*
* @param hwmgr The address of the hardware manager.
diff -rau linux-5.0-orig/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_thermal.h linux-5.0/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_thermal.h
--- linux-5.0-orig/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_thermal.h 2019-03-04 00:21:29.000000000 +0100
+++ linux-5.0/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_thermal.h 2019-03-17 12:08:27.523153685 +0100
@@ -39,6 +39,7 @@
#define FDO_PWM_MODE_STATIC_RPM 5
extern int smu7_thermal_get_temperature(struct pp_hwmgr *hwmgr);
+extern int smu7_thermal_get_temperature_asic_max(struct pp_hwmgr *hwmgr);
extern int smu7_thermal_stop_thermal_controller(struct pp_hwmgr *hwmgr);
extern int smu7_fan_ctrl_get_fan_speed_info(struct pp_hwmgr *hwmgr, struct phm_fan_speed_info *fan_speed_info);
extern int smu7_fan_ctrl_get_fan_speed_percent(struct pp_hwmgr *hwmgr, uint32_t *speed);
diff -rau linux-5.0-orig/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c linux-5.0/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
--- linux-5.0-orig/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c 2019-03-04 00:21:29.000000000 +0100
+++ linux-5.0/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c 2019-03-17 12:08:27.523153685 +0100
@@ -4951,6 +4951,7 @@
.set_fan_control_mode = vega10_set_fan_control_mode,
.get_fan_control_mode = vega10_get_fan_control_mode,
.read_sensor = vega10_read_sensor,
+ .get_temperature_asic_max = vega10_thermal_get_temperature_asic_max,
.get_dal_power_level = vega10_get_dal_power_level,
.get_clock_by_type_with_latency = vega10_get_clock_by_type_with_latency,
.get_clock_by_type_with_voltage = vega10_get_clock_by_type_with_voltage,
diff -rau linux-5.0-orig/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_thermal.c linux-5.0/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_thermal.c
--- linux-5.0-orig/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_thermal.c 2019-03-04 00:21:29.000000000 +0100
+++ linux-5.0/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_thermal.c 2019-03-17 12:08:27.523153685 +0100
@@ -354,6 +354,29 @@
}
/**
+* Reads the remote temperature from ASIC MAX
+*
+* @param hwmgr The address of the hardware manager.
+*/
+int vega10_thermal_get_temperature_asic_max(struct pp_hwmgr *hwmgr)
+{
+ struct amdgpu_device *adev = hwmgr->adev;
+ int temp;
+
+ temp = RREG32_SOC15(THM, 0, mmCG_MULT_THERMAL_STATUS);
+
+ temp = (temp & CG_MULT_THERMAL_STATUS__ASIC_MAX_TEMP_MASK) >>
+ CG_MULT_THERMAL_STATUS__ASIC_MAX_TEMP__SHIFT;
+
+ temp = temp & 0x1ff;
+
+ temp *= PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
+
+ return temp;
+}
+
+
+/**
* Set the requested temperature range for high and low alert signals
*
* @param hwmgr The address of the hardware manager.
diff -rau linux-5.0-orig/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_thermal.h linux-5.0/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_thermal.h
--- linux-5.0-orig/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_thermal.h 2019-03-04 00:21:29.000000000 +0100
+++ linux-5.0/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_thermal.h 2019-03-17 12:08:27.523153685 +0100
@@ -51,6 +51,7 @@
extern int vega10_thermal_get_temperature(struct pp_hwmgr *hwmgr);
+extern int vega10_thermal_get_temperature_asic_max(struct pp_hwmgr *hwmgr);
extern int vega10_thermal_stop_thermal_controller(struct pp_hwmgr *hwmgr);
extern int vega10_fan_ctrl_get_fan_speed_info(struct pp_hwmgr *hwmgr,
struct phm_fan_speed_info *fan_speed_info);
diff -rau linux-5.0-orig/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c linux-5.0/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c
--- linux-5.0-orig/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c 2019-03-04 00:21:29.000000000 +0100
+++ linux-5.0/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c 2019-03-17 12:08:27.523153685 +0100
@@ -2401,6 +2401,7 @@
.set_fan_control_mode = vega12_set_fan_control_mode,
.get_fan_control_mode = vega12_get_fan_control_mode,
.read_sensor = vega12_read_sensor,
+ .get_temperature_asic_max = vega12_thermal_get_temperature_asic_max,
.get_dal_power_level = vega12_get_dal_power_level,
.get_clock_by_type_with_latency = vega12_get_clock_by_type_with_latency,
.get_clock_by_type_with_voltage = vega12_get_clock_by_type_with_voltage,
diff -rau linux-5.0-orig/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_thermal.c linux-5.0/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_thermal.c
--- linux-5.0-orig/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_thermal.c 2019-03-04 00:21:29.000000000 +0100
+++ linux-5.0/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_thermal.c 2019-03-17 12:08:27.523153685 +0100
@@ -160,6 +160,28 @@
}
/**
+* Reads the remote temperature from the SIslands thermal controller (ASIC_MAX).
+*
+* @param hwmgr The address of the hardware manager.
+*/
+int vega12_thermal_get_temperature_asic_max(struct pp_hwmgr *hwmgr)
+{
+ struct amdgpu_device *adev = hwmgr->adev;
+ int temp = 0;
+
+ temp = RREG32_SOC15(THM, 0, mmCG_MULT_THERMAL_STATUS);
+
+ temp = (temp & CG_MULT_THERMAL_STATUS__ASIC_MAX_TEMP_MASK) >>
+ CG_MULT_THERMAL_STATUS__ASIC_MAX_TEMP__SHIFT;
+
+ temp = temp & 0x1ff;
+
+ temp *= PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
+ return temp;
+}
+
+
+/**
* Set the requested temperature range for high and low alert signals
*
* @param hwmgr The address of the hardware manager.
diff -rau linux-5.0-orig/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_thermal.h linux-5.0/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_thermal.h
--- linux-5.0-orig/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_thermal.h 2019-03-04 00:21:29.000000000 +0100
+++ linux-5.0/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_thermal.h 2019-03-17 12:08:27.523153685 +0100
@@ -50,6 +50,7 @@
#define FDO_PWM_MODE_STATIC_RPM 5
extern int vega12_thermal_get_temperature(struct pp_hwmgr *hwmgr);
+extern int vega12_thermal_get_temperature_asic_max(struct pp_hwmgr *hwmgr);
extern int vega12_thermal_stop_thermal_controller(struct pp_hwmgr *hwmgr);
extern int vega12_fan_ctrl_get_fan_speed_info(struct pp_hwmgr *hwmgr,
struct phm_fan_speed_info *fan_speed_info);
diff -rau linux-5.0-orig/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c linux-5.0/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c
--- linux-5.0-orig/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c 2019-03-04 00:21:29.000000000 +0100
+++ linux-5.0/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c 2019-03-17 12:18:05.311467414 +0100
@@ -3571,6 +3571,7 @@
.force_clock_level = vega20_force_clock_level,
.print_clock_levels = vega20_print_clock_levels,
.read_sensor = vega20_read_sensor,
+ .get_temperature_asic_max = vega20_thermal_get_temperature_asic_max,
/* powergate related */
.powergate_uvd = vega20_power_gate_uvd,
.powergate_vce = vega20_power_gate_vce,
diff -rau linux-5.0-orig/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_thermal.c linux-5.0/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_thermal.c
--- linux-5.0-orig/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_thermal.c 2019-03-04 00:21:29.000000000 +0100
+++ linux-5.0/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_thermal.c 2019-03-17 12:08:27.549820425 +0100
@@ -230,6 +230,27 @@
}
/**
+* Reads the remote temperature from the SIslands thermal controller.
+*
+* @param hwmgr The address of the hardware manager.
+*/
+int vega20_thermal_get_temperature_asic_max(struct pp_hwmgr *hwmgr)
+{
+ struct amdgpu_device *adev = hwmgr->adev;
+ int temp = 0;
+
+ temp = RREG32_SOC15(THM, 0, mmCG_MULT_THERMAL_STATUS);
+
+ temp = (temp & CG_MULT_THERMAL_STATUS__ASIC_MAX_TEMP_MASK) >>
+ CG_MULT_THERMAL_STATUS__ASIC_MAX_TEMP__SHIFT;
+
+ temp = temp & 0x1ff;
+
+ temp *= PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
+ return temp;
+}
+
+/**
* Set the requested temperature range for high and low alert signals
*
* @param hwmgr The address of the hardware manager.
diff -rau linux-5.0-orig/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_thermal.h linux-5.0/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_thermal.h
--- linux-5.0-orig/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_thermal.h 2019-03-04 00:21:29.000000000 +0100
+++ linux-5.0/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_thermal.h 2019-03-17 12:08:27.549820425 +0100
@@ -50,6 +50,7 @@
#define FDO_PWM_MODE_STATIC_RPM 5
extern int vega20_thermal_get_temperature(struct pp_hwmgr *hwmgr);
+extern int vega20_thermal_get_temperature_asic_max(struct pp_hwmgr *hwmgr);
extern int vega20_fan_ctrl_get_fan_speed_info(struct pp_hwmgr *hwmgr,
struct phm_fan_speed_info *fan_speed_info);
extern int vega20_fan_ctrl_get_fan_speed_rpm(struct pp_hwmgr *hwmgr,
diff -rau linux-5.0-orig/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h linux-5.0/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
--- linux-5.0-orig/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h 2019-03-04 00:21:29.000000000 +0100
+++ linux-5.0/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h 2019-03-17 12:46:09.895160430 +0100
@@ -334,6 +334,8 @@
int (*enable_mgpu_fan_boost)(struct pp_hwmgr *hwmgr);
int (*set_hard_min_dcefclk_by_freq)(struct pp_hwmgr *hwmgr, uint32_t clock);
int (*set_hard_min_fclk_by_freq)(struct pp_hwmgr *hwmgr, uint32_t clock);
+ // my ASIC MAX temperature
+ int (*get_temperature_asic_max)(struct pp_hwmgr *hwmgr);
};
struct pp_table_func {