[RFC] powermac: proper sleep management
scottwood at freescale.com
Fri Nov 9 06:15:01 EST 2007
Johannes Berg wrote:
> + * overrides the weak arch_suspend_disable_irqs in kernel/power/main.c
> + *
> + * XXX: Once Scott Wood's patch is merged, this needs to use the ppc_md
> + * hooks that patch adds!
> + */
> +void arch_suspend_disable_irqs(void)
> +#ifdef CONFIG_PMAC_BACKLIGHT
> + /* Tell backlight code not to muck around with the chip anymore */
> + pmu_backlight_set_sleep(1);
> + /* Call platform functions marked "on sleep" */
> + pmac_pfunc_i2c_suspend();
> + pmac_pfunc_base_suspend();
Shouldn't these be done from suspend methods of the relevant drivers?
I don't understand why this needs to go in the disable IRQ hook.
More information about the Linuxppc-dev