diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_pm.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_pm.c | 30 |
1 files changed, 29 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_pm.c b/drivers/gpu/drm/radeon/radeon_pm.c index 05c4196a8212..1995dad59dd0 100644 --- a/drivers/gpu/drm/radeon/radeon_pm.c +++ b/drivers/gpu/drm/radeon/radeon_pm.c @@ -33,6 +33,7 @@ #include "avivod.h" #include "r600_dpm.h" #include "radeon.h" +#include "radeon_pm.h" #define RADEON_IDLE_LOOP_MS 100 #define RADEON_RECLOCK_DELAY_MS 200 @@ -737,6 +738,26 @@ static ssize_t radeon_hwmon_show_sclk(struct device *dev, static SENSOR_DEVICE_ATTR(freq1_input, S_IRUGO, radeon_hwmon_show_sclk, NULL, 0); +static ssize_t radeon_hwmon_show_vddc(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct radeon_device *rdev = dev_get_drvdata(dev); + struct drm_device *ddev = rdev->ddev; + u16 vddc = 0; + + /* Can't get vddc when the card is off */ + if ((rdev->flags & RADEON_IS_PX) && + (ddev->switch_power_state != DRM_SWITCH_POWER_ON)) + return -EINVAL; + + if (rdev->asic->dpm.get_current_vddc) + vddc = rdev->asic->dpm.get_current_vddc(rdev); + + return snprintf(buf, PAGE_SIZE, "%u\n", vddc); +} + +static SENSOR_DEVICE_ATTR(in0_input, S_IRUGO, radeon_hwmon_show_vddc, NULL, + 0); static struct attribute *hwmon_attributes[] = { &sensor_dev_attr_temp1_input.dev_attr.attr, @@ -747,6 +768,7 @@ static struct attribute *hwmon_attributes[] = { &sensor_dev_attr_pwm1_min.dev_attr.attr, &sensor_dev_attr_pwm1_max.dev_attr.attr, &sensor_dev_attr_freq1_input.dev_attr.attr, + &sensor_dev_attr_in0_input.dev_attr.attr, NULL }; @@ -765,7 +787,13 @@ static umode_t hwmon_attributes_visible(struct kobject *kobj, attr == &sensor_dev_attr_pwm1_enable.dev_attr.attr || attr == &sensor_dev_attr_pwm1_max.dev_attr.attr || attr == &sensor_dev_attr_pwm1_min.dev_attr.attr || - attr == &sensor_dev_attr_freq1_input.dev_attr.attr)) + attr == &sensor_dev_attr_freq1_input.dev_attr.attr || + attr == &sensor_dev_attr_in0_input.dev_attr.attr)) + return 0; + + /* Skip vddc attribute if get_current_vddc is not implemented */ + if(attr == &sensor_dev_attr_in0_input.dev_attr.attr && + !rdev->asic->dpm.get_current_vddc) return 0; /* Skip fan attributes if fan is not present */ |