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authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>2018-07-09 10:23:41 +0300
committerTony Lindgren <tony@atomide.com>2018-07-10 08:58:06 +0300
commiteb07fe9f9f28d4ce441c5b51653d421725b0c998 (patch)
tree2d6ebb63a5eb5eddd8ec016b992aa772085cc78b /arch/arm/mach-omap2/pm-debug.c
parent6d609b35c815ba20132b7b64bcca04516bb17c56 (diff)
downloadlinux-eb07fe9f9f28d4ce441c5b51653d421725b0c998.tar.xz
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>
Diffstat (limited to 'arch/arm/mach-omap2/pm-debug.c')
-rw-r--r--arch/arm/mach-omap2/pm-debug.c37
1 files changed, 6 insertions, 31 deletions
diff --git a/arch/arm/mach-omap2/pm-debug.c b/arch/arm/mach-omap2/pm-debug.c
index acb698d5780f..5a8839203958 100644
--- a/arch/arm/mach-omap2/pm-debug.c
+++ b/arch/arm/mach-omap2/pm-debug.c
@@ -47,11 +47,6 @@ static int pm_dbg_init_done;
static int pm_dbg_init(void);
-enum {
- DEBUG_FILE_COUNTERS = 0,
- DEBUG_FILE_TIMERS,
-};
-
static const char pwrdm_state_names[][PWRDM_MAX_PWRSTS] = {
"OFF",
"RET",
@@ -141,39 +136,21 @@ static int pwrdm_dbg_show_timer(struct powerdomain *pwrdm, void *user)
return 0;
}
-static int pm_dbg_show_counters(struct seq_file *s, void *unused)
+static int pm_dbg_counters_show(struct seq_file *s, void *unused)
{
pwrdm_for_each(pwrdm_dbg_show_counter, s);
clkdm_for_each(clkdm_dbg_show_counter, s);
return 0;
}
+DEFINE_SHOW_ATTRIBUTE(pm_dbg_counters);
-static int pm_dbg_show_timers(struct seq_file *s, void *unused)
+static int pm_dbg_timers_show(struct seq_file *s, void *unused)
{
pwrdm_for_each(pwrdm_dbg_show_timer, s);
return 0;
}
-
-static int pm_dbg_open(struct inode *inode, struct file *file)
-{
- switch ((int)inode->i_private) {
- case DEBUG_FILE_COUNTERS:
- return single_open(file, pm_dbg_show_counters,
- &inode->i_private);
- case DEBUG_FILE_TIMERS:
- default:
- return single_open(file, pm_dbg_show_timers,
- &inode->i_private);
- }
-}
-
-static const struct file_operations debug_fops = {
- .open = pm_dbg_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(pm_dbg_timers);
static int pwrdm_suspend_get(void *data, u64 *val)
{
@@ -259,10 +236,8 @@ static int __init pm_dbg_init(void)
if (!d)
return -EINVAL;
- (void) debugfs_create_file("count", S_IRUGO,
- d, (void *)DEBUG_FILE_COUNTERS, &debug_fops);
- (void) debugfs_create_file("time", S_IRUGO,
- d, (void *)DEBUG_FILE_TIMERS, &debug_fops);
+ (void) debugfs_create_file("count", 0444, d, NULL, &pm_dbg_counters_fops);
+ (void) debugfs_create_file("time", 0444, d, NULL, &pm_dbg_timers_fops);
pwrdm_for_each(pwrdms_setup, (void *)d);