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[ARM] 4946/1: pxa3xx: Print an error if we refuse to suspend 

The PXA3xx will not suspend if there are no wakeup sources configured.
Print a diagnostic message to make it easier for the user to see what's
happening.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: eric miao <eric.y.miao@gmail.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Mark Brown 2008-04-09 11:32:21 +01:00 committed by Russell King
parent 835e7f1c9a
commit b86a5da8f7
1 changed files with 3 additions and 1 deletions
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4
arch/arm/mach-pxa/pxa3xx.c
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@ -354,8 +354,10 @@ static void pxa3xx_cpu_pm_enter(suspend_state_t state)
/*
* Don't sleep if no wakeup sources are defined
*/
if (wakeup_src == 0)
if (wakeup_src == 0) {
printk(KERN_ERR "Not suspending: no wakeup sources\n");
return;
}
switch (state) {
case PM_SUSPEND_STANDBY: