[PATCH 3/6] drm/amd/powerplay: support temperature emergency max values
Evan Quan
evan.quan at amd.com
Thu Apr 18 09:02:59 UTC 2019
These new interfaces(temp1_emergency, temp2_emergency,
temp3_emergency) are supported on SOC15 dGPUs only.
Change-Id: I2552df63f9c8c50294b3940bb2a402217673c2bc
Signed-off-by: Evan Quan <evan.quan at amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h | 6 +++
drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c | 40 ++++++++++++++++++-
.../drm/amd/powerplay/hwmgr/hardwaremanager.c | 6 +++
.../drm/amd/powerplay/hwmgr/vega10_hwmgr.c | 6 +++
.../drm/amd/powerplay/hwmgr/vega12_hwmgr.c | 6 +++
.../drm/amd/powerplay/hwmgr/vega20_hwmgr.c | 6 +++
.../gpu/drm/amd/powerplay/inc/power_state.h | 3 ++
.../gpu/drm/amd/powerplay/inc/pp_thermal.h | 12 ++++--
8 files changed, 80 insertions(+), 5 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h
index e1492438ae7b..32e2def42f30 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h
@@ -75,14 +75,20 @@ struct amdgpu_dpm_thermal {
int min_temp;
/* high temperature threshold */
int max_temp;
+ /* hotspot max emergency(shutdown) temp */
+ int max_hotspot_emergency_temp;
/* edge low temperature threshold */
int min_edge_temp;
/* edge high temperature critical threshold */
int max_edge_crit_temp;
+ /* edge max emergency(shutdown) temp */
+ int max_edge_emergency_temp;
/* memory low temperature threshold */
int min_mem_temp;
/* memory high temperature critical threshold */
int max_mem_crit_temp;
+ /* memory max emergency(shutdown) temp */
+ int max_mem_emergency_temp;
/* was last interrupt low to high or high to low */
bool high_to_low;
/* interrupt source */
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
index 3f6b5b5bb0c6..be33144e2dca 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
@@ -1511,6 +1511,32 @@ static ssize_t amdgpu_hwmon_show_temp_label(struct device *dev,
return snprintf(buf, PAGE_SIZE, "%s\n", temp_label[channel].label);
}
+static ssize_t amdgpu_hwmon_show_temp_emergency(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct amdgpu_device *adev = dev_get_drvdata(dev);
+ int channel = to_sensor_dev_attr(attr)->index;
+ int temp;
+
+ if (channel >= PP_TEMP_MAX)
+ return -EINVAL;
+
+ switch (channel) {
+ case PP_TEMP_JUNCTION:
+ temp = adev->pm.dpm.thermal.max_hotspot_emergency_temp;
+ break;
+ case PP_TEMP_EDGE:
+ temp = adev->pm.dpm.thermal.max_edge_emergency_temp;
+ break;
+ case PP_TEMP_MEM:
+ temp = adev->pm.dpm.thermal.max_mem_emergency_temp;
+ break;
+ }
+
+ return snprintf(buf, PAGE_SIZE, "%d\n", temp);
+}
+
static ssize_t amdgpu_hwmon_get_pwm1_enable(struct device *dev,
struct device_attribute *attr,
char *buf)
@@ -2091,6 +2117,9 @@ static ssize_t amdgpu_hwmon_show_mclk_label(struct device *dev,
* - temp[1-3]_crit_hyst: temperature hysteresis for critical limit in millidegrees Celsius
* - temp2_crit_hyst and temp3_crit_hyst are supported on SOC15 dGPUs only
*
+ * - temp[1-3]_emergency: temperature emergency max value(asic shutdown) in millidegrees Celsius
+ * - these are supported on SOC15 dGPUs only
+ *
* hwmon interfaces for GPU voltage:
*
* - in0_input: the voltage on the GPU in millivolts
@@ -2140,10 +2169,13 @@ static ssize_t amdgpu_hwmon_show_mclk_label(struct device *dev,
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(temp1_emergency, S_IRUGO, amdgpu_hwmon_show_temp_emergency, NULL, PP_TEMP_JUNCTION);
static SENSOR_DEVICE_ATTR(temp2_crit, S_IRUGO, amdgpu_hwmon_show_edge_temp_thresh, NULL, 0);
static SENSOR_DEVICE_ATTR(temp2_crit_hyst, S_IRUGO, amdgpu_hwmon_show_edge_temp_thresh, NULL, 1);
+static SENSOR_DEVICE_ATTR(temp2_emergency, S_IRUGO, amdgpu_hwmon_show_temp_emergency, NULL, PP_TEMP_EDGE);
static SENSOR_DEVICE_ATTR(temp3_crit, S_IRUGO, amdgpu_hwmon_show_mem_temp_thresh, NULL, 0);
static SENSOR_DEVICE_ATTR(temp3_crit_hyst, S_IRUGO, amdgpu_hwmon_show_mem_temp_thresh, NULL, 1);
+static SENSOR_DEVICE_ATTR(temp3_emergency, S_IRUGO, amdgpu_hwmon_show_temp_emergency, NULL, PP_TEMP_MEM);
static SENSOR_DEVICE_ATTR(temp1_label, S_IRUGO, amdgpu_hwmon_show_temp_label, NULL, PP_TEMP_JUNCTION);
static SENSOR_DEVICE_ATTR(temp2_label, S_IRUGO, amdgpu_hwmon_show_temp_label, NULL, PP_TEMP_EDGE);
static SENSOR_DEVICE_ATTR(temp3_label, S_IRUGO, amdgpu_hwmon_show_temp_label, NULL, PP_TEMP_MEM);
@@ -2180,6 +2212,9 @@ static struct attribute *hwmon_attributes[] = {
&sensor_dev_attr_temp1_label.dev_attr.attr,
&sensor_dev_attr_temp2_label.dev_attr.attr,
&sensor_dev_attr_temp3_label.dev_attr.attr,
+ &sensor_dev_attr_temp1_emergency.dev_attr.attr,
+ &sensor_dev_attr_temp2_emergency.dev_attr.attr,
+ &sensor_dev_attr_temp3_emergency.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,
@@ -2310,7 +2345,10 @@ static umode_t hwmon_attributes_visible(struct kobject *kobj,
attr == &sensor_dev_attr_temp2_crit.dev_attr.attr ||
attr == &sensor_dev_attr_temp2_crit_hyst.dev_attr.attr ||
attr == &sensor_dev_attr_temp3_crit.dev_attr.attr ||
- attr == &sensor_dev_attr_temp3_crit_hyst.dev_attr.attr))
+ attr == &sensor_dev_attr_temp3_crit_hyst.dev_attr.attr ||
+ attr == &sensor_dev_attr_temp1_emergency.dev_attr.attr ||
+ attr == &sensor_dev_attr_temp2_emergency.dev_attr.attr ||
+ attr == &sensor_dev_attr_temp3_emergency.dev_attr.attr))
return 0;
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c b/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c
index c8397b20f71a..12027b194a4a 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c
@@ -228,9 +228,12 @@ int phm_start_thermal_controller(struct pp_hwmgr *hwmgr)
struct PP_TemperatureRange range = {
TEMP_RANGE_MIN,
TEMP_RANGE_MAX,
+ TEMP_RANGE_MAX,
TEMP_RANGE_MIN,
TEMP_RANGE_MAX,
+ TEMP_RANGE_MAX,
TEMP_RANGE_MIN,
+ TEMP_RANGE_MAX,
TEMP_RANGE_MAX};
struct amdgpu_device *adev = hwmgr->adev;
@@ -245,10 +248,13 @@ int phm_start_thermal_controller(struct pp_hwmgr *hwmgr)
adev->pm.dpm.thermal.min_temp = range.min;
adev->pm.dpm.thermal.max_temp = range.max;
+ adev->pm.dpm.thermal.max_hotspot_emergency_temp = range.hotspot_emergency_max;
adev->pm.dpm.thermal.min_edge_temp = range.edge_min;
adev->pm.dpm.thermal.max_edge_crit_temp = range.edge_crit_max;
+ adev->pm.dpm.thermal.max_edge_emergency_temp = range.edge_emergency_max;
adev->pm.dpm.thermal.min_mem_temp = range.mem_min;
adev->pm.dpm.thermal.max_mem_crit_temp = range.mem_crit_max;
+ adev->pm.dpm.thermal.max_mem_emergency_temp = range.mem_emergency_max;
return ret;
}
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
index 65aa7e70d7d9..1d78a5ee9523 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
@@ -4861,10 +4861,16 @@ static int vega10_get_thermal_temperature_range(struct pp_hwmgr *hwmgr,
thermal_data->max = table_info->tdp_table->usSoftwareShutdownTemp *
PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
+ thermal_data->hotspot_emergency_max = (pp_table->ThotspotLimit + CTF_OFFSET_HOTSPOT) *
+ PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
thermal_data->edge_crit_max = pp_table->TedgeLimit *
PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
+ thermal_data->edge_emergency_max = (pp_table->TedgeLimit + CTF_OFFSET_EDGE) *
+ PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
thermal_data->mem_crit_max = pp_table->ThbmLimit *
PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
+ thermal_data->mem_emergency_max = (pp_table->ThbmLimit + CTF_OFFSET_HBM)*
+ PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
return 0;
}
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c
index c0994851e7c7..a283046347c9 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c
@@ -2536,10 +2536,16 @@ static int vega12_get_thermal_temperature_range(struct pp_hwmgr *hwmgr,
thermal_data->max = pptable_information->us_software_shutdown_temp *
PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
+ thermal_data->hotspot_emergency_max = (pp_table->ThotspotLimit + CTF_OFFSET_HOTSPOT) *
+ PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
thermal_data->edge_crit_max = pp_table->TedgeLimit *
PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
+ thermal_data->edge_emergency_max = (pp_table->TedgeLimit + CTF_OFFSET_EDGE) *
+ PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
thermal_data->mem_crit_max = pp_table->ThbmLimit *
PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
+ thermal_data->mem_emergency_max = (pp_table->ThbmLimit + CTF_OFFSET_HBM)*
+ PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
return 0;
}
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c
index 5d9aa0f22c86..0c0714862eb8 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c
@@ -3973,10 +3973,16 @@ static int vega20_get_thermal_temperature_range(struct pp_hwmgr *hwmgr,
thermal_data->max = pptable_information->us_software_shutdown_temp *
PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
+ thermal_data->hotspot_emergency_max = (pp_table->ThotspotLimit + CTF_OFFSET_HOTSPOT) *
+ PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
thermal_data->edge_crit_max = pp_table->TedgeLimit *
PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
+ thermal_data->edge_emergency_max = (pp_table->TedgeLimit + CTF_OFFSET_EDGE) *
+ PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
thermal_data->mem_crit_max = pp_table->ThbmLimit *
PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
+ thermal_data->mem_emergency_max = (pp_table->ThbmLimit + CTF_OFFSET_HBM)*
+ PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
return 0;
}
diff --git a/drivers/gpu/drm/amd/powerplay/inc/power_state.h b/drivers/gpu/drm/amd/powerplay/inc/power_state.h
index c102415ddc98..48d6c4b9fa61 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/power_state.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/power_state.h
@@ -124,10 +124,13 @@ struct PP_StateSoftwareAlgorithmBlock {
struct PP_TemperatureRange {
int min;
int max;
+ int hotspot_emergency_max;
int edge_min;
int edge_crit_max;
+ int edge_emergency_max;
int mem_min;
int mem_crit_max;
+ int mem_emergency_max;
};
struct PP_StateValidationBlock {
diff --git a/drivers/gpu/drm/amd/powerplay/inc/pp_thermal.h b/drivers/gpu/drm/amd/powerplay/inc/pp_thermal.h
index 75a0a2f8bea2..3e30768f9e1c 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/pp_thermal.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/pp_thermal.h
@@ -27,14 +27,18 @@
static const struct PP_TemperatureRange SMU7ThermalWithDelayPolicy[] =
{
- {-273150, 99000, -273150, 99000, -273150, 99000},
- { 120000, 120000, 120000, 120000, 120000, 120000},
+ {-273150, 99000, 99000, -273150, 99000, 99000, -273150, 99000, 99000},
+ { 120000, 120000, 120000, 120000, 120000, 120000, 120000, 120000, 120000},
};
static const struct PP_TemperatureRange SMU7ThermalPolicy[] =
{
- {-273150, 99000, -273150, 99000, -273150, 99000},
- { 120000, 120000, 120000, 120000, 120000, 120000},
+ {-273150, 99000, 99000, -273150, 99000, 99000, -273150, 99000, 99000},
+ { 120000, 120000, 120000, 120000, 120000, 120000, 120000, 120000, 120000},
};
+#define CTF_OFFSET_EDGE 5
+#define CTF_OFFSET_HOTSPOT 5
+#define CTF_OFFSET_HBM 5
+
#endif
--
2.21.0
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