drm/nouveau/hwmon: add missing alarm thresholds

Expose all the hysteresis parameters + shutdown (emergency) +
fan_boost (fixed pwm trip point).

Signed-off-by: Martin Peres <martin.peres@labri.fr>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

1 files changed, 215 insertions, 0 deletions

diff --git a/drivers/gpu/drm/nouveau/nouveau_pm.c b/drivers/gpu/drm/nouveau/nouveau_pm.c
index a701ff5ffa5b..d456e102682b 100644
--- a/drivers/gpu/drm/nouveau/nouveau_pm.c
+++ b/drivers/gpu/drm/nouveau/nouveau_pm.c
@@ -409,6 +409,81 @@ static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO, nouveau_hwmon_show_temp,
                                                   NULL, 0);
 
 static ssize_t
+nouveau_hwmon_show_temp1_auto_point1_pwm(struct device *d,
+                                         struct device_attribute *a, char *buf)
+{
+        return snprintf(buf, PAGE_SIZE, "%d\n", 100);
+}
+static SENSOR_DEVICE_ATTR(temp1_auto_point1_pwm, S_IRUGO,
+                          nouveau_hwmon_show_temp1_auto_point1_pwm, NULL, 0);
+
+static ssize_t
+nouveau_hwmon_temp1_auto_point1_temp(struct device *d,
+                                     struct device_attribute *a, char *buf)
+{
+        struct drm_device *dev = dev_get_drvdata(d);
+        struct nouveau_drm *drm = nouveau_drm(dev);
+        struct nouveau_therm *therm = nouveau_therm(drm->device);
+
+        return snprintf(buf, PAGE_SIZE, "%d\n",
+              therm->attr_get(therm, NOUVEAU_THERM_ATTR_THRS_FAN_BOOST) * 1000);
+}
+static ssize_t
+nouveau_hwmon_set_temp1_auto_point1_temp(struct device *d,
+                                         struct device_attribute *a,
+                                         const char *buf, size_t count)
+{
+        struct drm_device *dev = dev_get_drvdata(d);
+        struct nouveau_drm *drm = nouveau_drm(dev);
+        struct nouveau_therm *therm = nouveau_therm(drm->device);
+        long value;
+
+        if (kstrtol(buf, 10, &value) == -EINVAL)
+                return count;
+
+        therm->attr_set(therm, NOUVEAU_THERM_ATTR_THRS_FAN_BOOST,
+                        value / 1000);
+
+        return count;
+}
+static SENSOR_DEVICE_ATTR(temp1_auto_point1_temp, S_IRUGO | S_IWUSR,
+                          nouveau_hwmon_temp1_auto_point1_temp,
+                          nouveau_hwmon_set_temp1_auto_point1_temp, 0);
+
+static ssize_t
+nouveau_hwmon_temp1_auto_point1_temp_hyst(struct device *d,
+                                          struct device_attribute *a, char *buf)
+{
+        struct drm_device *dev = dev_get_drvdata(d);
+        struct nouveau_drm *drm = nouveau_drm(dev);
+        struct nouveau_therm *therm = nouveau_therm(drm->device);
+
+        return snprintf(buf, PAGE_SIZE, "%d\n",
+         therm->attr_get(therm, NOUVEAU_THERM_ATTR_THRS_FAN_BOOST_HYST) * 1000);
+}
+static ssize_t
+nouveau_hwmon_set_temp1_auto_point1_temp_hyst(struct device *d,
+                                              struct device_attribute *a,
+                                              const char *buf, size_t count)
+{
+        struct drm_device *dev = dev_get_drvdata(d);
+        struct nouveau_drm *drm = nouveau_drm(dev);
+        struct nouveau_therm *therm = nouveau_therm(drm->device);
+        long value;
+
+        if (kstrtol(buf, 10, &value) == -EINVAL)
+                return count;
+
+        therm->attr_set(therm, NOUVEAU_THERM_ATTR_THRS_FAN_BOOST_HYST,
+                        value / 1000);
+
+        return count;
+}
+static SENSOR_DEVICE_ATTR(temp1_auto_point1_temp_hyst, S_IRUGO | S_IWUSR,
+                          nouveau_hwmon_temp1_auto_point1_temp_hyst,
+                          nouveau_hwmon_set_temp1_auto_point1_temp_hyst, 0);
+
+static ssize_t
 nouveau_hwmon_max_temp(struct device *d, struct device_attribute *a, char *buf)
 {
         struct drm_device *dev = dev_get_drvdata(d);
@@ -439,6 +514,38 @@ static SENSOR_DEVICE_ATTR(temp1_max, S_IRUGO | S_IWUSR, nouveau_hwmon_max_temp,
                                                   0);
 
 static ssize_t
+nouveau_hwmon_max_temp_hyst(struct device *d, struct device_attribute *a,
+                            char *buf)
+{
+        struct drm_device *dev = dev_get_drvdata(d);
+        struct nouveau_drm *drm = nouveau_drm(dev);
+        struct nouveau_therm *therm = nouveau_therm(drm->device);
+
+        return snprintf(buf, PAGE_SIZE, "%d\n",
+          therm->attr_get(therm, NOUVEAU_THERM_ATTR_THRS_DOWN_CLK_HYST) * 1000);
+}
+static ssize_t
+nouveau_hwmon_set_max_temp_hyst(struct device *d, struct device_attribute *a,
+                                                const char *buf, size_t count)
+{
+        struct drm_device *dev = dev_get_drvdata(d);
+        struct nouveau_drm *drm = nouveau_drm(dev);
+        struct nouveau_therm *therm = nouveau_therm(drm->device);
+        long value;
+
+        if (kstrtol(buf, 10, &value) == -EINVAL)
+                return count;
+
+        therm->attr_set(therm, NOUVEAU_THERM_ATTR_THRS_DOWN_CLK_HYST,
+                        value / 1000);
+
+        return count;
+}
+static SENSOR_DEVICE_ATTR(temp1_max_hyst, S_IRUGO | S_IWUSR,
+                          nouveau_hwmon_max_temp_hyst,
+                          nouveau_hwmon_set_max_temp_hyst, 0);
+
+static ssize_t
 nouveau_hwmon_critical_temp(struct device *d, struct device_attribute *a,
                                                         char *buf)
 {
@@ -471,6 +578,107 @@ static SENSOR_DEVICE_ATTR(temp1_crit, S_IRUGO | S_IWUSR,
                                                 nouveau_hwmon_set_critical_temp,
                                                 0);
 
+static ssize_t
+nouveau_hwmon_critical_temp_hyst(struct device *d, struct device_attribute *a,
+                                                        char *buf)
+{
+        struct drm_device *dev = dev_get_drvdata(d);
+        struct nouveau_drm *drm = nouveau_drm(dev);
+        struct nouveau_therm *therm = nouveau_therm(drm->device);
+
+        return snprintf(buf, PAGE_SIZE, "%d\n",
+          therm->attr_get(therm, NOUVEAU_THERM_ATTR_THRS_CRITICAL_HYST) * 1000);
+}
+static ssize_t
+nouveau_hwmon_set_critical_temp_hyst(struct device *d,
+                                     struct device_attribute *a,
+                                     const char *buf,
+                                     size_t count)
+{
+        struct drm_device *dev = dev_get_drvdata(d);
+        struct nouveau_drm *drm = nouveau_drm(dev);
+        struct nouveau_therm *therm = nouveau_therm(drm->device);
+        long value;
+
+        if (kstrtol(buf, 10, &value) == -EINVAL)
+                return count;
+
+        therm->attr_set(therm, NOUVEAU_THERM_ATTR_THRS_CRITICAL_HYST,
+                        value / 1000);
+
+        return count;
+}
+static SENSOR_DEVICE_ATTR(temp1_crit_hyst, S_IRUGO | S_IWUSR,
+                          nouveau_hwmon_critical_temp_hyst,
+                          nouveau_hwmon_set_critical_temp_hyst, 0);
+static ssize_t
+nouveau_hwmon_emergency_temp(struct device *d, struct device_attribute *a,
+                                                        char *buf)
+{
+        struct drm_device *dev = dev_get_drvdata(d);
+        struct nouveau_drm *drm = nouveau_drm(dev);
+        struct nouveau_therm *therm = nouveau_therm(drm->device);
+
+        return snprintf(buf, PAGE_SIZE, "%d\n",
+               therm->attr_get(therm, NOUVEAU_THERM_ATTR_THRS_SHUTDOWN) * 1000);
+}
+static ssize_t
+nouveau_hwmon_set_emergency_temp(struct device *d, struct device_attribute *a,
+                                                            const char *buf,
+                                                                size_t count)
+{
+        struct drm_device *dev = dev_get_drvdata(d);
+        struct nouveau_drm *drm = nouveau_drm(dev);
+        struct nouveau_therm *therm = nouveau_therm(drm->device);
+        long value;
+
+        if (kstrtol(buf, 10, &value) == -EINVAL)
+                return count;
+
+        therm->attr_set(therm, NOUVEAU_THERM_ATTR_THRS_SHUTDOWN, value / 1000);
+
+        return count;
+}
+static SENSOR_DEVICE_ATTR(temp1_emergency, S_IRUGO | S_IWUSR,
+                                        nouveau_hwmon_emergency_temp,
+                                        nouveau_hwmon_set_emergency_temp,
+                                        0);
+
+static ssize_t
+nouveau_hwmon_emergency_temp_hyst(struct device *d, struct device_attribute *a,
+                                                        char *buf)
+{
+        struct drm_device *dev = dev_get_drvdata(d);
+        struct nouveau_drm *drm = nouveau_drm(dev);
+        struct nouveau_therm *therm = nouveau_therm(drm->device);
+
+        return snprintf(buf, PAGE_SIZE, "%d\n",
+          therm->attr_get(therm, NOUVEAU_THERM_ATTR_THRS_SHUTDOWN_HYST) * 1000);
+}
+static ssize_t
+nouveau_hwmon_set_emergency_temp_hyst(struct device *d,
+                                      struct device_attribute *a,
+                                      const char *buf,
+                                      size_t count)
+{
+        struct drm_device *dev = dev_get_drvdata(d);
+        struct nouveau_drm *drm = nouveau_drm(dev);
+        struct nouveau_therm *therm = nouveau_therm(drm->device);
+        long value;
+
+        if (kstrtol(buf, 10, &value) == -EINVAL)
+                return count;
+
+        therm->attr_set(therm, NOUVEAU_THERM_ATTR_THRS_SHUTDOWN_HYST,
+                        value / 1000);
+
+        return count;
+}
+static SENSOR_DEVICE_ATTR(temp1_emergency_hyst, S_IRUGO | S_IWUSR,
+                                        nouveau_hwmon_emergency_temp_hyst,
+                                        nouveau_hwmon_set_emergency_temp_hyst,
+                                        0);
+
 static ssize_t nouveau_hwmon_show_name(struct device *dev,
                                       struct device_attribute *attr,
                                       char *buf)
@@ -665,8 +873,15 @@ static SENSOR_DEVICE_ATTR(pwm1_max, S_IRUGO | S_IWUSR,
 
 static struct attribute *hwmon_attributes[] = {
         &sensor_dev_attr_temp1_input.dev_attr.attr,
+        &sensor_dev_attr_temp1_auto_point1_pwm.dev_attr.attr,
+        &sensor_dev_attr_temp1_auto_point1_temp.dev_attr.attr,
+        &sensor_dev_attr_temp1_auto_point1_temp_hyst.dev_attr.attr,
         &sensor_dev_attr_temp1_max.dev_attr.attr,
+        &sensor_dev_attr_temp1_max_hyst.dev_attr.attr,
         &sensor_dev_attr_temp1_crit.dev_attr.attr,
+        &sensor_dev_attr_temp1_crit_hyst.dev_attr.attr,
+        &sensor_dev_attr_temp1_emergency.dev_attr.attr,
+        &sensor_dev_attr_temp1_emergency_hyst.dev_attr.attr,
         &sensor_dev_attr_name.dev_attr.attr,
         &sensor_dev_attr_update_rate.dev_attr.attr,
         NULL