diff options
| -rw-r--r-- | drivers/devfreq/devfreq.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/drivers/devfreq/devfreq.c b/drivers/devfreq/devfreq.c index 60e2fd79894e..24ddf13214f0 100644 --- a/drivers/devfreq/devfreq.c +++ b/drivers/devfreq/devfreq.c @@ -994,19 +994,26 @@ static ssize_t available_frequencies_show(struct device *d, struct devfreq *df = to_devfreq(d); struct device *dev = df->dev.parent; struct dev_pm_opp *opp; + unsigned int i = 0, max_state = df->profile->max_state; + bool use_opp; ssize_t count = 0; unsigned long freq = 0; rcu_read_lock(); + use_opp = dev_pm_opp_get_opp_count(dev) > 0; do { - opp = dev_pm_opp_find_freq_ceil(dev, &freq); - if (IS_ERR(opp)) - break; + if (use_opp) { + opp = dev_pm_opp_find_freq_ceil(dev, &freq); + if (IS_ERR(opp)) + break; + } else { + freq = df->profile->freq_table[i++]; + } count += scnprintf(&buf[count], (PAGE_SIZE - count - 2), "%lu ", freq); freq++; - } while (1); + } while (use_opp || (!use_opp && i < max_state)); rcu_read_unlock(); /* Truncate the trailing space */ |