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authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2014-05-26 13:40:53 +0200
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2014-05-26 13:40:53 +0200
commit43e8317b0bba1d6eb85f38a4a233d82d7c20d732 (patch)
tree9598176b6c0c0660df93541b1bd5f4ccc5ad450c /kernel/power/suspend_test.c
parent27ddcc6596e50cb8f03d2e83248897667811d8f6 (diff)
PM / sleep: Use valid_state() for platform-dependent sleep states only
Use the observation that, for platform-dependent sleep states (PM_SUSPEND_STANDBY, PM_SUSPEND_MEM), a given state is either always supported or always unsupported and store that information in pm_states[] instead of calling valid_state() every time we need to check it. Also do not use valid_state() for PM_SUSPEND_FREEZE, which is always valid, and move the pm_test_level validity check for PM_SUSPEND_FREEZE directly into enter_state(). Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'kernel/power/suspend_test.c')
-rw-r--r--kernel/power/suspend_test.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/power/suspend_test.c b/kernel/power/suspend_test.c
index d4e3ab167a73..269b097e78ea 100644
--- a/kernel/power/suspend_test.c
+++ b/kernel/power/suspend_test.c
@@ -162,7 +162,7 @@ static int __init test_suspend(void)
/* PM is initialized by now; is that state testable? */
if (test_state == PM_SUSPEND_ON)
goto done;
- if (!valid_state(test_state)) {
+ if (!pm_states[test_state].state) {
printk(warn_bad_state, pm_states[test_state].label);
goto done;
}