Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
PM / devfreq: Export devfreq_get_freq_range symbol within devfreq
In order to get frequency range within devfreq governors,
export devfreq_get_freq_range symbol within devfreq.
Reviewed-by: Matthias Kaehlcke <mka@chromium.org>
Tested-by: Chen-Yu Tsai <wenst@chromium.org>
Tested-by: Johnson Wang <johnson.wang@mediatek.com>
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
+14
-8
+12
-8
drivers/devfreq/devfreq.c
+12
-8
drivers/devfreq/devfreq.c
···
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}
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/**
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-
* get_freq_range() - Get the current freq range
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+
* devfreq_get_freq_range() - Get the current freq range
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* @devfreq: the devfreq instance
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* @min_freq: the min frequency
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* @max_freq: the max frequency
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*
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* This takes into consideration all constraints.
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*/
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-
static void get_freq_range(struct devfreq *devfreq,
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-
unsigned long *min_freq,
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-
unsigned long *max_freq)
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+
void devfreq_get_freq_range(struct devfreq *devfreq,
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+
unsigned long *min_freq,
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+
unsigned long *max_freq)
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{
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unsigned long *freq_table = devfreq->profile->freq_table;
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s32 qos_min_freq, qos_max_freq;
···
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if (*min_freq > *max_freq)
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*min_freq = *max_freq;
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}
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+
EXPORT_SYMBOL(devfreq_get_freq_range);
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/**
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* devfreq_get_freq_level() - Lookup freq_table for the frequency
···
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err = devfreq->governor->get_target_freq(devfreq, &freq);
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if (err)
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return err;
422
-
get_freq_range(devfreq, &min_freq, &max_freq);
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+
devfreq_get_freq_range(devfreq, &min_freq, &max_freq);
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422
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if (freq < min_freq) {
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freq = min_freq;
···
786
785
{
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struct devfreq *devfreq;
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struct devfreq_governor *governor;
788
+
unsigned long min_freq, max_freq;
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int err = 0;
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if (!dev || !profile || !governor_name) {
···
850
848
err = -EINVAL;
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goto err_dev;
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}
851
+
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+
devfreq_get_freq_range(devfreq, &min_freq, &max_freq);
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devfreq->suspend_freq = dev_pm_opp_get_suspend_opp_freq(dev);
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devfreq->opp_table = dev_pm_opp_get_opp_table(dev);
···
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unsigned long min_freq, max_freq;
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mutex_lock(&df->lock);
1594
-
get_freq_range(df, &min_freq, &max_freq);
1590
+
devfreq_get_freq_range(df, &min_freq, &max_freq);
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mutex_unlock(&df->lock);
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return sprintf(buf, "%lu\n", min_freq);
···
1645
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unsigned long min_freq, max_freq;
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mutex_lock(&df->lock);
1648
-
get_freq_range(df, &min_freq, &max_freq);
1644
+
devfreq_get_freq_range(df, &min_freq, &max_freq);
1649
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mutex_unlock(&df->lock);
1650
1646
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return sprintf(buf, "%lu\n", max_freq);
···
1959
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mutex_lock(&devfreq->lock);
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cur_freq = devfreq->previous_freq;
1962
-
get_freq_range(devfreq, &min_freq, &max_freq);
1958
+
devfreq_get_freq_range(devfreq, &min_freq, &max_freq);
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timer = devfreq->profile->timer;
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if (IS_SUPPORTED_ATTR(devfreq->governor->attrs, POLLING_INTERVAL))
+2
drivers/devfreq/governor.h
+2
drivers/devfreq/governor.h
···
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int devfreq_update_status(struct devfreq *devfreq, unsigned long freq);
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int devfreq_update_target(struct devfreq *devfreq, unsigned long freq);
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+
void devfreq_get_freq_range(struct devfreq *devfreq, unsigned long *min_freq,
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+
unsigned long *max_freq);
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static inline int devfreq_update_stats(struct devfreq *df)
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{