On Fri, Mar 30, 2012 at 3:14 AM, Len Brown <lenb@xxxxxxxxxx> wrote:
> From: Boris Ostrovsky <boris.ostrovsky@xxxxxxx>
This bit breaks ia64 build:
> +
> +/**
> + * acpi_idle_play_dead - enters an ACPI state for long-term idle (i.e. off-lining)
> + * @dev: the target CPU
> + * @index: the index of suggested state
> + */
> +static int acpi_idle_play_dead(struct cpuidle_device *dev, int index)
> +{
> + struct cpuidle_state_usage *state_usage = &dev->states_usage[index];
> + struct acpi_processor_cx *cx = cpuidle_get_statedata(state_usage);
> +
> + ACPI_FLUSH_CPU_CACHE();
> +
> + while (1) {
> +
> + if (cx->entry_method == ACPI_CSTATE_HALT)
> + halt();
> + else if (cx->entry_method == ACPI_CSTATE_SYSTEMIO) {
> + inb(cx->address);
> + /* See comment in acpi_idle_do_entry() */
> + inl(acpi_gbl_FADT.xpm_timer_block.address);
> + } else
> + return -ENODEV;
> + }
drivers/acpi/processor_idle.c: In function 'acpi_idle_play_dead':
drivers/acpi/processor_idle.c:789: error: implicit declaration of
function 'halt'
So the initial compiler complaint is just about "halt()" - but those "inb()" and
"inl()" parts don't look very ia64 compatible either.
-Tony
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