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PM / sleep: Simplify sleep states sysfs interface code

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Simplify the sleep states sysfs interface /sys/power/state code by
redefining pm_states[] as an array of pointers to constant strings
such that only the entries corresponding to valid states are set.

Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Rafael J. Wysocki
2014-07-15 22:02:11 +02:00
parent 9a3c4145af
commit d431cbc53c
4 changed files with 31 additions and 41 deletions
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12
kernel/power/suspend_test.c
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@@ -92,13 +92,13 @@ static void __init test_wakealarm(struct rtc_device *rtc, suspend_state_t state)
}
if (state == PM_SUSPEND_MEM) {
printk(info_test, pm_states[state].label);
printk(info_test, pm_states[state]);
status = pm_suspend(state);
if (status == -ENODEV)
state = PM_SUSPEND_STANDBY;
}
if (state == PM_SUSPEND_STANDBY) {
printk(info_test, pm_states[state].label);
printk(info_test, pm_states[state]);
status = pm_suspend(state);
}
if (status < 0)
@@ -141,8 +141,8 @@ static int __init setup_test_suspend(char *value)
/* "=mem" ==> "mem" */
value++;
for (i = PM_SUSPEND_MIN; i < PM_SUSPEND_MAX; i++)
if (!strcmp(pm_states[i].label, value)) {
test_state = pm_states[i].state;
if (!strcmp(pm_states[i], value)) {
test_state = i;
return 0;
}
@@ -162,8 +162,8 @@ static int __init test_suspend(void)
/* PM is initialized by now; is that state testable? */
if (test_state == PM_SUSPEND_ON)
goto done;
if (!pm_states[test_state].state) {
printk(warn_bad_state, pm_states[test_state].label);
if (!pm_states[test_state]) {
printk(warn_bad_state, pm_states[test_state]);
goto done;
}