[ARM] pxa: define zeus_power_off() only when CONFIG_PM enabled

Add some safety check for CONFIG_PM around zeus_power_off(). Without
it linking can fail like this:

arch/arm/mach-pxa/built-in.o: In function `zeus_power_off':
e800.c:(.text+0x2bc8): undefined reference to `pxa27x_cpu_suspend'

Signed-off-by: Stefan Schmidt <stefan@datenfreihafen.org>
Acked-by: Marc Zyngier <maz@misterjones.org>
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
This commit is contained in:
Stefan Schmidt 2010-02-16 22:42:55 +01:00 committed by Eric Miao
parent cfab57e0e4
commit 98acdbe4cf

View file

@ -621,11 +621,15 @@ static struct pxa2xx_udc_mach_info zeus_udc_info = {
.udc_command = zeus_udc_command, .udc_command = zeus_udc_command,
}; };
#ifdef CONFIG_PM
static void zeus_power_off(void) static void zeus_power_off(void)
{ {
local_irq_disable(); local_irq_disable();
pxa27x_cpu_suspend(PWRMODE_DEEPSLEEP); pxa27x_cpu_suspend(PWRMODE_DEEPSLEEP);
} }
#else
#define zeus_power_off NULL
#endif
#ifdef CONFIG_APM_EMULATION #ifdef CONFIG_APM_EMULATION
static void zeus_get_power_status(struct apm_power_info *info) static void zeus_get_power_status(struct apm_power_info *info)