diff options
author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-12-15 14:52:16 -0300 |
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committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-12-15 14:52:16 -0300 |
commit | 8d91c1e411f55d7ea91b1183a2e9f8088fb4d5be (patch) | |
tree | e9891aa6c295060d065adffd610c4f49ecf884f3 /drivers/gpu/drm/radeon/radeon_pm.c | |
parent | a71852147516bc1cb5b0b3cbd13639bfd4022dc8 (diff) |
Linux-libre 4.3.2-gnu
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_pm.c')
-rw-r--r-- | drivers/gpu/drm/radeon/radeon_pm.c | 48 |
1 files changed, 27 insertions, 21 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_pm.c b/drivers/gpu/drm/radeon/radeon_pm.c index 948c33105..5feee3b4c 100644 --- a/drivers/gpu/drm/radeon/radeon_pm.c +++ b/drivers/gpu/drm/radeon/radeon_pm.c @@ -253,7 +253,6 @@ static void radeon_pm_set_clocks(struct radeon_device *rdev) (rdev->pm.requested_power_state_index == rdev->pm.current_power_state_index)) return; - mutex_lock(&rdev->ddev->struct_mutex); down_write(&rdev->pm.mclk_lock); mutex_lock(&rdev->ring_lock); @@ -268,7 +267,6 @@ static void radeon_pm_set_clocks(struct radeon_device *rdev) /* needs a GPU reset dont reset here */ mutex_unlock(&rdev->ring_lock); up_write(&rdev->pm.mclk_lock); - mutex_unlock(&rdev->ddev->struct_mutex); return; } } @@ -304,7 +302,6 @@ static void radeon_pm_set_clocks(struct radeon_device *rdev) mutex_unlock(&rdev->ring_lock); up_write(&rdev->pm.mclk_lock); - mutex_unlock(&rdev->ddev->struct_mutex); } static void radeon_pm_print_states(struct radeon_device *rdev) @@ -720,10 +717,14 @@ static umode_t hwmon_attributes_visible(struct kobject *kobj, struct radeon_device *rdev = dev_get_drvdata(dev); umode_t effective_mode = attr->mode; - /* Skip limit attributes if DPM is not enabled */ + /* Skip attributes if DPM is not enabled */ if (rdev->pm.pm_method != PM_METHOD_DPM && (attr == &sensor_dev_attr_temp1_crit.dev_attr.attr || - attr == &sensor_dev_attr_temp1_crit_hyst.dev_attr.attr)) + attr == &sensor_dev_attr_temp1_crit_hyst.dev_attr.attr || + attr == &sensor_dev_attr_pwm1.dev_attr.attr || + 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)) return 0; /* Skip fan attributes if fan is not present */ @@ -1062,7 +1063,6 @@ force: radeon_dpm_print_power_state(rdev, rdev->pm.dpm.requested_ps); } - mutex_lock(&rdev->ddev->struct_mutex); down_write(&rdev->pm.mclk_lock); mutex_lock(&rdev->ring_lock); @@ -1113,7 +1113,6 @@ force: done: mutex_unlock(&rdev->ring_lock); up_write(&rdev->pm.mclk_lock); - mutex_unlock(&rdev->ddev->struct_mutex); } void radeon_dpm_enable_uvd(struct radeon_device *rdev, bool enable) @@ -1529,19 +1528,23 @@ int radeon_pm_late_init(struct radeon_device *rdev) if (rdev->pm.pm_method == PM_METHOD_DPM) { if (rdev->pm.dpm_enabled) { - ret = device_create_file(rdev->dev, &dev_attr_power_dpm_state); - if (ret) - DRM_ERROR("failed to create device file for dpm state\n"); - ret = device_create_file(rdev->dev, &dev_attr_power_dpm_force_performance_level); - if (ret) - DRM_ERROR("failed to create device file for dpm state\n"); - /* XXX: these are noops for dpm but are here for backwards compat */ - ret = device_create_file(rdev->dev, &dev_attr_power_profile); - if (ret) - DRM_ERROR("failed to create device file for power profile\n"); - ret = device_create_file(rdev->dev, &dev_attr_power_method); - if (ret) - DRM_ERROR("failed to create device file for power method\n"); + if (!rdev->pm.sysfs_initialized) { + ret = device_create_file(rdev->dev, &dev_attr_power_dpm_state); + if (ret) + DRM_ERROR("failed to create device file for dpm state\n"); + ret = device_create_file(rdev->dev, &dev_attr_power_dpm_force_performance_level); + if (ret) + DRM_ERROR("failed to create device file for dpm state\n"); + /* XXX: these are noops for dpm but are here for backwards compat */ + ret = device_create_file(rdev->dev, &dev_attr_power_profile); + if (ret) + DRM_ERROR("failed to create device file for power profile\n"); + ret = device_create_file(rdev->dev, &dev_attr_power_method); + if (ret) + DRM_ERROR("failed to create device file for power method\n"); + if (!ret) + rdev->pm.sysfs_initialized = true; + } mutex_lock(&rdev->pm.mutex); ret = radeon_dpm_late_enable(rdev); @@ -1557,7 +1560,8 @@ int radeon_pm_late_init(struct radeon_device *rdev) } } } else { - if (rdev->pm.num_power_states > 1) { + if ((rdev->pm.num_power_states > 1) && + (!rdev->pm.sysfs_initialized)) { /* where's the best place to put these? */ ret = device_create_file(rdev->dev, &dev_attr_power_profile); if (ret) @@ -1565,6 +1569,8 @@ int radeon_pm_late_init(struct radeon_device *rdev) ret = device_create_file(rdev->dev, &dev_attr_power_method); if (ret) DRM_ERROR("failed to create device file for power method\n"); + if (!ret) + rdev->pm.sysfs_initialized = true; } } return ret; |