mirror of https://gitee.com/openkylin/linux.git
ARM: OMAP2+: reuse DEFINE_SHOW_ATTRIBUTE() macro
Reuse DEFINE_SHOW_ATTRIBUTE() macro instead of open coding file operations followed by custom ->open() callbacks per each attribute. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
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@ -47,11 +47,6 @@ static int pm_dbg_init_done;
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static int pm_dbg_init(void);
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enum {
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DEBUG_FILE_COUNTERS = 0,
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DEBUG_FILE_TIMERS,
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};
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static const char pwrdm_state_names[][PWRDM_MAX_PWRSTS] = {
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"OFF",
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"RET",
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@ -141,39 +136,21 @@ static int pwrdm_dbg_show_timer(struct powerdomain *pwrdm, void *user)
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return 0;
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}
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static int pm_dbg_show_counters(struct seq_file *s, void *unused)
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static int pm_dbg_counters_show(struct seq_file *s, void *unused)
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{
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pwrdm_for_each(pwrdm_dbg_show_counter, s);
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clkdm_for_each(clkdm_dbg_show_counter, s);
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return 0;
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}
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DEFINE_SHOW_ATTRIBUTE(pm_dbg_counters);
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static int pm_dbg_show_timers(struct seq_file *s, void *unused)
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static int pm_dbg_timers_show(struct seq_file *s, void *unused)
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{
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pwrdm_for_each(pwrdm_dbg_show_timer, s);
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return 0;
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}
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static int pm_dbg_open(struct inode *inode, struct file *file)
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{
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switch ((int)inode->i_private) {
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case DEBUG_FILE_COUNTERS:
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return single_open(file, pm_dbg_show_counters,
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&inode->i_private);
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case DEBUG_FILE_TIMERS:
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default:
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return single_open(file, pm_dbg_show_timers,
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&inode->i_private);
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}
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}
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static const struct file_operations debug_fops = {
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.open = pm_dbg_open,
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.read = seq_read,
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.llseek = seq_lseek,
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.release = single_release,
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};
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DEFINE_SHOW_ATTRIBUTE(pm_dbg_timers);
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static int pwrdm_suspend_get(void *data, u64 *val)
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{
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@ -259,10 +236,8 @@ static int __init pm_dbg_init(void)
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if (!d)
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return -EINVAL;
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(void) debugfs_create_file("count", S_IRUGO,
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d, (void *)DEBUG_FILE_COUNTERS, &debug_fops);
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(void) debugfs_create_file("time", S_IRUGO,
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d, (void *)DEBUG_FILE_TIMERS, &debug_fops);
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(void) debugfs_create_file("count", 0444, d, NULL, &pm_dbg_counters_fops);
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(void) debugfs_create_file("time", 0444, d, NULL, &pm_dbg_timers_fops);
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pwrdm_for_each(pwrdms_setup, (void *)d);
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