diff options
Diffstat (limited to 'kernel/power/suspend_test.c')
| -rw-r--r-- | kernel/power/suspend_test.c | 32 |
1 files changed, 29 insertions, 3 deletions
diff --git a/kernel/power/suspend_test.c b/kernel/power/suspend_test.c index bd91bc177c9..084452e34a1 100644 --- a/kernel/power/suspend_test.c +++ b/kernel/power/suspend_test.c @@ -22,6 +22,8 @@ #define TEST_SUSPEND_SECONDS 10 static unsigned long suspend_test_start_time; +static u32 test_repeat_count_max = 1; +static u32 test_repeat_count_current; void suspend_test_start(void) { @@ -74,6 +76,7 @@ static void __init test_wakealarm(struct rtc_device *rtc, suspend_state_t state) int status; /* this may fail if the RTC hasn't been initialized */ +repeat: status = rtc_read_time(rtc, &alm.time); if (status < 0) { printk(err_readtime, dev_name(&rtc->dev), status); @@ -100,10 +103,21 @@ static void __init test_wakealarm(struct rtc_device *rtc, suspend_state_t state) if (state == PM_SUSPEND_STANDBY) { printk(info_test, pm_states[state]); status = pm_suspend(state); + if (status < 0) + state = PM_SUSPEND_FREEZE; } + if (state == PM_SUSPEND_FREEZE) { + printk(info_test, pm_states[state]); + status = pm_suspend(state); + } + if (status < 0) printk(err_suspend, status); + test_repeat_count_current++; + if (test_repeat_count_current < test_repeat_count_max) + goto repeat; + /* Some platforms can't detect that the alarm triggered the * wakeup, or (accordingly) disable it after it afterwards. * It's supposed to give oneshot behavior; cope. @@ -137,16 +151,28 @@ static char warn_bad_state[] __initdata = static int __init setup_test_suspend(char *value) { int i; + char *repeat; + char *suspend_type; - /* "=mem" ==> "mem" */ + /* example : "=mem[,N]" ==> "mem[,N]" */ value++; + suspend_type = strsep(&value, ","); + if (!suspend_type) + return 0; + + repeat = strsep(&value, ","); + if (repeat) { + if (kstrtou32(repeat, 0, &test_repeat_count_max)) + return 0; + } + for (i = 0; pm_labels[i]; i++) - if (!strcmp(pm_labels[i], value)) { + if (!strcmp(pm_labels[i], suspend_type)) { test_state_label = pm_labels[i]; return 0; } - printk(warn_bad_state, value); + printk(warn_bad_state, suspend_type); return 0; } __setup("test_suspend", setup_test_suspend); |