From 1b3fc39a658644b85800a900ab7c56303d163aa9 Mon Sep 17 00:00:00 2001 From: Jens Arnold Date: Sun, 11 Mar 2007 22:27:35 +0000 Subject: Make private function static on variable CPU frequency targets. Kill it on fixed frequency targets, regaining 1/3 of the waste on archos... git-svn-id: svn://svn.rockbox.org/rockbox/trunk@12731 a1c6a512-1295-4272-9138-f99709370657 --- firmware/drivers/button.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) (limited to 'firmware/drivers') diff --git a/firmware/drivers/button.c b/firmware/drivers/button.c index 7c5858a1e3..dcf77ff661 100644 --- a/firmware/drivers/button.c +++ b/firmware/drivers/button.c @@ -256,7 +256,8 @@ static void button_tick(void) lastbtn = btn & ~(BUTTON_REL | BUTTON_REPEAT); } -void button_boost(bool state) +#ifdef HAVE_ADJUSTABLE_CPU_FREQ +static void button_boost(bool state) { static bool boosted = false; @@ -271,17 +272,20 @@ void button_boost(bool state) boosted = false; } } +#endif /* HAVE_ADJUSTABLE_CPU_FREQ */ long button_get(bool block) { struct event ev; int pending_count = queue_count(&button_queue); - + +#ifdef HAVE_ADJUSTABLE_CPU_FREQ /* Control the CPU boost trying to keep queue empty. */ if (pending_count == 0) button_boost(false); else if (pending_count > 2) button_boost(true); +#endif if ( block || pending_count ) { @@ -296,11 +300,13 @@ long button_get_w_tmo(int ticks) { struct event ev; +#ifdef HAVE_ADJUSTABLE_CPU_FREQ /* Be sure to keep boosted state. */ if (!queue_empty(&button_queue)) return button_get(true); button_boost(false); +#endif queue_wait_w_tmo(&button_queue, &ev, ticks); return (ev.id != SYS_TIMEOUT)? ev.id: BUTTON_NONE; -- cgit v1.2.3