level = amdgpu_dpm_get_performance_level(adev);
return snprintf(buf, PAGE_SIZE, "%s\n",
(level == AMD_DPM_FORCED_LEVEL_AUTO) ? "auto" :
- (level == AMD_DPM_FORCED_LEVEL_LOW) ? "low" : "high");
+ (level == AMD_DPM_FORCED_LEVEL_LOW) ? "low" :
+ (level == AMD_DPM_FORCED_LEVEL_HIGH) ? "high" :
+ (level == AMD_DPM_FORCED_LEVEL_MANUAL) ? "manual" : "unknown");
} else {
enum amdgpu_dpm_forced_level level;
level = AMDGPU_DPM_FORCED_LEVEL_HIGH;
} else if (strncmp("auto", buf, strlen("auto")) == 0) {
level = AMDGPU_DPM_FORCED_LEVEL_AUTO;
+ } else if (strncmp("manual", buf, strlen("manual")) == 0) {
+ level = AMDGPU_DPM_FORCED_LEVEL_MANUAL;
} else {
count = -EINVAL;
goto fail;
return count;
}
+static ssize_t amdgpu_get_pp_num_states(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct drm_device *ddev = dev_get_drvdata(dev);
+ struct amdgpu_device *adev = ddev->dev_private;
+ struct pp_states_info data;
+ int i, buf_len;
+
+ if (adev->pp_enabled)
+ amdgpu_dpm_get_pp_num_states(adev, &data);
+
+ buf_len = snprintf(buf, PAGE_SIZE, "states: %d\n", data.nums);
+ for (i = 0; i < data.nums; i++)
+ buf_len += snprintf(buf + buf_len, PAGE_SIZE, "%d %s\n", i,
+ (data.states[i] == POWER_STATE_TYPE_INTERNAL_BOOT) ? "boot" :
+ (data.states[i] == POWER_STATE_TYPE_BATTERY) ? "battery" :
+ (data.states[i] == POWER_STATE_TYPE_BALANCED) ? "balanced" :
+ (data.states[i] == POWER_STATE_TYPE_PERFORMANCE) ? "performance" : "default");
+
+ return buf_len;
+}
+
+static ssize_t amdgpu_get_pp_cur_state(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct drm_device *ddev = dev_get_drvdata(dev);
+ struct amdgpu_device *adev = ddev->dev_private;
+ struct pp_states_info data;
+ enum amd_pm_state_type pm = 0;
+ int i = 0;
+
+ if (adev->pp_enabled) {
+
+ pm = amdgpu_dpm_get_current_power_state(adev);
+ amdgpu_dpm_get_pp_num_states(adev, &data);
+
+ for (i = 0; i < data.nums; i++) {
+ if (pm == data.states[i])
+ break;
+ }
+
+ if (i == data.nums)
+ i = -EINVAL;
+ }
+
+ return snprintf(buf, PAGE_SIZE, "%d\n", i);
+}
+
+static ssize_t amdgpu_get_pp_force_state(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct drm_device *ddev = dev_get_drvdata(dev);
+ struct amdgpu_device *adev = ddev->dev_private;
+ struct pp_states_info data;
+ enum amd_pm_state_type pm = 0;
+ int i;
+
+ if (adev->pp_force_state_enabled && adev->pp_enabled) {
+ pm = amdgpu_dpm_get_current_power_state(adev);
+ amdgpu_dpm_get_pp_num_states(adev, &data);
+
+ for (i = 0; i < data.nums; i++) {
+ if (pm == data.states[i])
+ break;
+ }
+
+ if (i == data.nums)
+ i = -EINVAL;
+
+ return snprintf(buf, PAGE_SIZE, "%d\n", i);
+
+ } else
+ return snprintf(buf, PAGE_SIZE, "\n");
+}
+
+static ssize_t amdgpu_set_pp_force_state(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf,
+ size_t count)
+{
+ struct drm_device *ddev = dev_get_drvdata(dev);
+ struct amdgpu_device *adev = ddev->dev_private;
+ enum amd_pm_state_type state = 0;
+ long idx;
+ int ret;
+
+ if (strlen(buf) == 1)
+ adev->pp_force_state_enabled = false;
+ else {
+ ret = kstrtol(buf, 0, &idx);
+
+ if (ret) {
+ count = -EINVAL;
+ goto fail;
+ }
+
+ if (adev->pp_enabled) {
+ struct pp_states_info data;
+ amdgpu_dpm_get_pp_num_states(adev, &data);
+ state = data.states[idx];
+ /* only set user selected power states */
+ if (state != POWER_STATE_TYPE_INTERNAL_BOOT &&
+ state != POWER_STATE_TYPE_DEFAULT) {
+ amdgpu_dpm_dispatch_task(adev,
+ AMD_PP_EVENT_ENABLE_USER_STATE, &state, NULL);
+ adev->pp_force_state_enabled = true;
+ }
+ }
+ }
+fail:
+ return count;
+}
+
+static ssize_t amdgpu_get_pp_table(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct drm_device *ddev = dev_get_drvdata(dev);
+ struct amdgpu_device *adev = ddev->dev_private;
+ char *table = NULL;
+ int size, i;
+
+ if (adev->pp_enabled)
+ size = amdgpu_dpm_get_pp_table(adev, &table);
+ else
+ return 0;
+
+ if (size >= PAGE_SIZE)
+ size = PAGE_SIZE - 1;
+
+ for (i = 0; i < size; i++) {
+ sprintf(buf + i, "%02x", table[i]);
+ }
+ sprintf(buf + i, "\n");
+
+ return size;
+}
+
+static ssize_t amdgpu_set_pp_table(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf,
+ size_t count)
+{
+ struct drm_device *ddev = dev_get_drvdata(dev);
+ struct amdgpu_device *adev = ddev->dev_private;
+
+ if (adev->pp_enabled)
+ amdgpu_dpm_set_pp_table(adev, buf, count);
+
+ return count;
+}
+
+static ssize_t amdgpu_get_pp_dpm_sclk(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct drm_device *ddev = dev_get_drvdata(dev);
+ struct amdgpu_device *adev = ddev->dev_private;
+ ssize_t size = 0;
+
+ if (adev->pp_enabled)
+ size = amdgpu_dpm_print_clock_levels(adev, PP_SCLK, buf);
+
+ return size;
+}
+
+static ssize_t amdgpu_set_pp_dpm_sclk(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf,
+ size_t count)
+{
+ struct drm_device *ddev = dev_get_drvdata(dev);
+ struct amdgpu_device *adev = ddev->dev_private;
+ int ret;
+ long level;
+
+ ret = kstrtol(buf, 0, &level);
+
+ if (ret) {
+ count = -EINVAL;
+ goto fail;
+ }
+
+ if (adev->pp_enabled)
+ amdgpu_dpm_force_clock_level(adev, PP_SCLK, level);
+fail:
+ return count;
+}
+
+static ssize_t amdgpu_get_pp_dpm_mclk(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct drm_device *ddev = dev_get_drvdata(dev);
+ struct amdgpu_device *adev = ddev->dev_private;
+ ssize_t size = 0;
+
+ if (adev->pp_enabled)
+ size = amdgpu_dpm_print_clock_levels(adev, PP_MCLK, buf);
+
+ return size;
+}
+
+static ssize_t amdgpu_set_pp_dpm_mclk(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf,
+ size_t count)
+{
+ struct drm_device *ddev = dev_get_drvdata(dev);
+ struct amdgpu_device *adev = ddev->dev_private;
+ int ret;
+ long level;
+
+ ret = kstrtol(buf, 0, &level);
+
+ if (ret) {
+ count = -EINVAL;
+ goto fail;
+ }
+
+ if (adev->pp_enabled)
+ amdgpu_dpm_force_clock_level(adev, PP_MCLK, level);
+fail:
+ return count;
+}
+
+static ssize_t amdgpu_get_pp_dpm_pcie(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct drm_device *ddev = dev_get_drvdata(dev);
+ struct amdgpu_device *adev = ddev->dev_private;
+ ssize_t size = 0;
+
+ if (adev->pp_enabled)
+ size = amdgpu_dpm_print_clock_levels(adev, PP_PCIE, buf);
+
+ return size;
+}
+
+static ssize_t amdgpu_set_pp_dpm_pcie(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf,
+ size_t count)
+{
+ struct drm_device *ddev = dev_get_drvdata(dev);
+ struct amdgpu_device *adev = ddev->dev_private;
+ int ret;
+ long level;
+
+ ret = kstrtol(buf, 0, &level);
+
+ if (ret) {
+ count = -EINVAL;
+ goto fail;
+ }
+
+ if (adev->pp_enabled)
+ amdgpu_dpm_force_clock_level(adev, PP_PCIE, level);
+fail:
+ return count;
+}
+
static DEVICE_ATTR(power_dpm_state, S_IRUGO | S_IWUSR, amdgpu_get_dpm_state, amdgpu_set_dpm_state);
static DEVICE_ATTR(power_dpm_force_performance_level, S_IRUGO | S_IWUSR,
amdgpu_get_dpm_forced_performance_level,
amdgpu_set_dpm_forced_performance_level);
+static DEVICE_ATTR(pp_num_states, S_IRUGO, amdgpu_get_pp_num_states, NULL);
+static DEVICE_ATTR(pp_cur_state, S_IRUGO, amdgpu_get_pp_cur_state, NULL);
+static DEVICE_ATTR(pp_force_state, S_IRUGO | S_IWUSR,
+ amdgpu_get_pp_force_state,
+ amdgpu_set_pp_force_state);
+static DEVICE_ATTR(pp_table, S_IRUGO | S_IWUSR,
+ amdgpu_get_pp_table,
+ amdgpu_set_pp_table);
+static DEVICE_ATTR(pp_dpm_sclk, S_IRUGO | S_IWUSR,
+ amdgpu_get_pp_dpm_sclk,
+ amdgpu_set_pp_dpm_sclk);
+static DEVICE_ATTR(pp_dpm_mclk, S_IRUGO | S_IWUSR,
+ amdgpu_get_pp_dpm_mclk,
+ amdgpu_set_pp_dpm_mclk);
+static DEVICE_ATTR(pp_dpm_pcie, S_IRUGO | S_IWUSR,
+ amdgpu_get_pp_dpm_pcie,
+ amdgpu_set_pp_dpm_pcie);
static ssize_t amdgpu_hwmon_show_temp(struct device *dev,
struct device_attribute *attr,
amdgpu_dpm_print_power_state(adev, adev->pm.dpm.requested_ps);
}
- mutex_lock(&adev->ring_lock);
-
/* update whether vce is active */
ps->vce_active = adev->pm.dpm.vce_active;
ret = amdgpu_dpm_pre_set_power_state(adev);
if (ret)
- goto done;
+ return;
/* update display watermarks based on new power state */
amdgpu_display_bandwidth_update(adev);
amdgpu_dpm_force_performance_level(adev, adev->pm.dpm.forced_level);
}
}
-
-done:
- mutex_unlock(&adev->ring_lock);
}
void amdgpu_dpm_enable_uvd(struct amdgpu_device *adev, bool enable)
DRM_ERROR("failed to create device file for dpm state\n");
return ret;
}
+
+ if (adev->pp_enabled) {
+ ret = device_create_file(adev->dev, &dev_attr_pp_num_states);
+ if (ret) {
+ DRM_ERROR("failed to create device file pp_num_states\n");
+ return ret;
+ }
+ ret = device_create_file(adev->dev, &dev_attr_pp_cur_state);
+ if (ret) {
+ DRM_ERROR("failed to create device file pp_cur_state\n");
+ return ret;
+ }
+ ret = device_create_file(adev->dev, &dev_attr_pp_force_state);
+ if (ret) {
+ DRM_ERROR("failed to create device file pp_force_state\n");
+ return ret;
+ }
+ ret = device_create_file(adev->dev, &dev_attr_pp_table);
+ if (ret) {
+ DRM_ERROR("failed to create device file pp_table\n");
+ return ret;
+ }
+ ret = device_create_file(adev->dev, &dev_attr_pp_dpm_sclk);
+ if (ret) {
+ DRM_ERROR("failed to create device file pp_dpm_sclk\n");
+ return ret;
+ }
+ ret = device_create_file(adev->dev, &dev_attr_pp_dpm_mclk);
+ if (ret) {
+ DRM_ERROR("failed to create device file pp_dpm_mclk\n");
+ return ret;
+ }
+ ret = device_create_file(adev->dev, &dev_attr_pp_dpm_pcie);
+ if (ret) {
+ DRM_ERROR("failed to create device file pp_dpm_pcie\n");
+ return ret;
+ }
+ }
ret = amdgpu_debugfs_pm_init(adev);
if (ret) {
DRM_ERROR("Failed to register debugfs file for dpm!\n");
hwmon_device_unregister(adev->pm.int_hwmon_dev);
device_remove_file(adev->dev, &dev_attr_power_dpm_state);
device_remove_file(adev->dev, &dev_attr_power_dpm_force_performance_level);
+ if (adev->pp_enabled) {
+ device_remove_file(adev->dev, &dev_attr_pp_num_states);
+ device_remove_file(adev->dev, &dev_attr_pp_cur_state);
+ device_remove_file(adev->dev, &dev_attr_pp_force_state);
+ device_remove_file(adev->dev, &dev_attr_pp_table);
+ device_remove_file(adev->dev, &dev_attr_pp_dpm_sclk);
+ device_remove_file(adev->dev, &dev_attr_pp_dpm_mclk);
+ device_remove_file(adev->dev, &dev_attr_pp_dpm_pcie);
+ }
}
void amdgpu_pm_compute_clocks(struct amdgpu_device *adev)
int i = 0;
amdgpu_display_bandwidth_update(adev);
- mutex_lock(&adev->ring_lock);
- for (i = 0; i < AMDGPU_MAX_RINGS; i++) {
- struct amdgpu_ring *ring = adev->rings[i];
- if (ring && ring->ready)
- amdgpu_fence_wait_empty(ring);
- }
- mutex_unlock(&adev->ring_lock);
+ for (i = 0; i < AMDGPU_MAX_RINGS; i++) {
+ struct amdgpu_ring *ring = adev->rings[i];
+ if (ring && ring->ready)
+ amdgpu_fence_wait_empty(ring);
+ }
amdgpu_dpm_dispatch_task(adev, AMD_PP_EVENT_DISPLAY_CONFIG_CHANGE, NULL, NULL);
} else {
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