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PM / devfreq: Add show_one macro to delete the duplicate code

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This patch adds the 'show_one' macro to simplify the duplicate code
of both max_freq_show() and min_freq_show().

Signed-off-by: Chanwoo Choi <[email protected]>
Signed-off-by: MyungJoo Ham <[email protected]>
This commit is contained in:
Chanwoo Choi 2015-11-13 19:25:28 +09:00 • committed by MyungJoo Ham
commit 3104fa3081
1 changed files with 9 additions and 11 deletions
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20
drivers/devfreq/devfreq.c
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@ -921,12 +921,6 @@ unlock:
return ret;
}
static ssize_t min_freq_show(struct device *dev, struct device_attribute *attr,
char *buf)
{
return sprintf(buf, "%lu\n", to_devfreq(dev)->min_freq);
}
static ssize_t max_freq_store(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
{
@ -953,13 +947,17 @@ unlock:
mutex_unlock(&df->lock);
return ret;
}
static DEVICE_ATTR_RW(min_freq);
static ssize_t max_freq_show(struct device *dev, struct device_attribute *attr,
char *buf)
{
return sprintf(buf, "%lu\n", to_devfreq(dev)->max_freq);
#define show_one(name) \
static ssize_t name##_show \
(struct device *dev, struct device_attribute *attr, char *buf) \
{ \
return sprintf(buf, "%lu\n", to_devfreq(dev)->name); \
}
show_one(min_freq);
show_one(max_freq);
static DEVICE_ATTR_RW(min_freq);
static DEVICE_ATTR_RW(max_freq);
static ssize_t available_frequencies_show(struct device *d,