From 9dfba38012196ecaf48cbb7ecad92e0729b4491f Mon Sep 17 00:00:00 2001 From: Clemens Ladisch Date: Wed, 12 Oct 2005 17:14:55 +0200 Subject: [ALSA] timer: remove list_entry() type casts Modules: Timer Midlevel The return value of list_entry() already has the type from the second argument, so we don't need to typecase it again. Signed-off-by: Clemens Ladisch --- sound/core/timer.c | 43 ++++++++++++++++++++++--------------------- 1 file changed, 22 insertions(+), 21 deletions(-) (limited to 'sound/core/timer.c') diff --git a/sound/core/timer.c b/sound/core/timer.c index c8496c7b8df..488c28ac56c 100644 --- a/sound/core/timer.c +++ b/sound/core/timer.c @@ -131,7 +131,7 @@ static snd_timer_t *snd_timer_find(snd_timer_id_t *tid) struct list_head *p; list_for_each(p, &snd_timer_list) { - timer = (snd_timer_t *)list_entry(p, snd_timer_t, device_list); + timer = list_entry(p, snd_timer_t, device_list); if (timer->tmr_class != tid->dev_class) continue; @@ -186,9 +186,9 @@ static void snd_timer_check_slave(snd_timer_instance_t *slave) /* FIXME: it's really dumb to look up all entries.. */ list_for_each(p, &snd_timer_list) { - timer = (snd_timer_t *)list_entry(p, snd_timer_t, device_list); + timer = list_entry(p, snd_timer_t, device_list); list_for_each(q, &timer->open_list_head) { - master = (snd_timer_instance_t *)list_entry(q, snd_timer_instance_t, open_list); + master = list_entry(q, snd_timer_instance_t, open_list); if (slave->slave_class == master->slave_class && slave->slave_id == master->slave_id) { list_del(&slave->open_list); @@ -216,7 +216,7 @@ static void snd_timer_check_master(snd_timer_instance_t *master) /* check all pending slaves */ list_for_each_safe(p, n, &snd_timer_slave_list) { - slave = (snd_timer_instance_t *)list_entry(p, snd_timer_instance_t, open_list); + slave = list_entry(p, snd_timer_instance_t, open_list); if (slave->slave_class == master->slave_class && slave->slave_id == master->slave_id) { list_del(p); @@ -348,7 +348,7 @@ int snd_timer_close(snd_timer_instance_t * timeri) timer->hw.close(timer); /* remove slave links */ list_for_each_safe(p, n, &timeri->slave_list_head) { - slave = (snd_timer_instance_t *)list_entry(p, snd_timer_instance_t, open_list); + slave = list_entry(p, snd_timer_instance_t, open_list); spin_lock_irq(&slave_active_lock); _snd_timer_stop(slave, 1, SNDRV_TIMER_EVENT_RESOLUTION); list_del(p); @@ -406,7 +406,7 @@ static void snd_timer_notify1(snd_timer_instance_t *ti, enum sndrv_timer_event e return; spin_lock_irqsave(&timer->lock, flags); list_for_each(n, &ti->slave_active_head) { - ts = (snd_timer_instance_t *)list_entry(n, snd_timer_instance_t, active_list); + ts = list_entry(n, snd_timer_instance_t, active_list); if (ts->ccallback) ts->ccallback(ti, event + 100, &tstamp, resolution); } @@ -584,7 +584,7 @@ static void snd_timer_reschedule(snd_timer_t * timer, unsigned long ticks_left) struct list_head *p; list_for_each(p, &timer->active_list_head) { - ti = (snd_timer_instance_t *)list_entry(p, snd_timer_instance_t, active_list); + ti = list_entry(p, snd_timer_instance_t, active_list); if (ti->flags & SNDRV_TIMER_IFLG_START) { ti->flags &= ~SNDRV_TIMER_IFLG_START; ti->flags |= SNDRV_TIMER_IFLG_RUNNING; @@ -621,7 +621,7 @@ static void snd_timer_tasklet(unsigned long arg) /* now process all callbacks */ while (!list_empty(&timer->sack_list_head)) { p = timer->sack_list_head.next; /* get first item */ - ti = (snd_timer_instance_t *)list_entry(p, snd_timer_instance_t, ack_list); + ti = list_entry(p, snd_timer_instance_t, ack_list); /* remove from ack_list and make empty */ list_del_init(p); @@ -669,7 +669,7 @@ void snd_timer_interrupt(snd_timer_t * timer, unsigned long ticks_left) * instance is relinked to done_list_head before callback is called. */ list_for_each_safe(p, n, &timer->active_list_head) { - ti = (snd_timer_instance_t *)list_entry(p, snd_timer_instance_t, active_list); + ti = list_entry(p, snd_timer_instance_t, active_list); if (!(ti->flags & SNDRV_TIMER_IFLG_RUNNING)) continue; ti->pticks += ticks_left; @@ -696,7 +696,7 @@ void snd_timer_interrupt(snd_timer_t * timer, unsigned long ticks_left) } } list_for_each(q, &ti->slave_active_head) { - ts = (snd_timer_instance_t *)list_entry(q, snd_timer_instance_t, active_list); + ts = list_entry(q, snd_timer_instance_t, active_list); ts->pticks = ti->pticks; ts->resolution = resolution; if (list_empty(&ts->ack_list)) { @@ -729,7 +729,7 @@ void snd_timer_interrupt(snd_timer_t * timer, unsigned long ticks_left) /* now process all fast callbacks */ while (!list_empty(&timer->ack_list_head)) { p = timer->ack_list_head.next; /* get first item */ - ti = (snd_timer_instance_t *)list_entry(p, snd_timer_instance_t, ack_list); + ti = list_entry(p, snd_timer_instance_t, ack_list); /* remove from ack_list and make empty */ list_del_init(p); @@ -825,7 +825,7 @@ static int snd_timer_dev_register(snd_device_t *dev) down(®ister_mutex); list_for_each(p, &snd_timer_list) { - timer1 = (snd_timer_t *)list_entry(p, snd_timer_t, device_list); + timer1 = list_entry(p, snd_timer_t, device_list); if (timer1->tmr_class > timer->tmr_class) break; if (timer1->tmr_class < timer->tmr_class) @@ -864,7 +864,7 @@ static int snd_timer_unregister(snd_timer_t *timer) snd_printk(KERN_WARNING "timer 0x%lx is busy?\n", (long)timer); list_for_each_safe(p, n, &timer->open_list_head) { list_del_init(p); - ti = (snd_timer_instance_t *)list_entry(p, snd_timer_instance_t, open_list); + ti = list_entry(p, snd_timer_instance_t, open_list); ti->timer = NULL; } } @@ -899,11 +899,11 @@ void snd_timer_notify(snd_timer_t *timer, enum sndrv_timer_event event, struct t resolution = timer->hw.resolution; } list_for_each(p, &timer->active_list_head) { - ti = (snd_timer_instance_t *)list_entry(p, snd_timer_instance_t, active_list); + ti = list_entry(p, snd_timer_instance_t, active_list); if (ti->ccallback) ti->ccallback(ti, event, tstamp, resolution); list_for_each(n, &ti->slave_active_head) { - ts = (snd_timer_instance_t *)list_entry(n, snd_timer_instance_t, active_list); + ts = list_entry(n, snd_timer_instance_t, active_list); if (ts->ccallback) ts->ccallback(ts, event, tstamp, resolution); } @@ -1052,7 +1052,7 @@ static void snd_timer_proc_read(snd_info_entry_t *entry, down(®ister_mutex); list_for_each(p, &snd_timer_list) { - timer = (snd_timer_t *)list_entry(p, snd_timer_t, device_list); + timer = list_entry(p, snd_timer_t, device_list); switch (timer->tmr_class) { case SNDRV_TIMER_CLASS_GLOBAL: snd_iprintf(buffer, "G%i: ", timer->tmr_device); @@ -1074,7 +1074,7 @@ static void snd_timer_proc_read(snd_info_entry_t *entry, snd_iprintf(buffer, "\n"); spin_lock_irqsave(&timer->lock, flags); list_for_each(q, &timer->open_list_head) { - ti = (snd_timer_instance_t *)list_entry(q, snd_timer_instance_t, open_list); + ti = list_entry(q, snd_timer_instance_t, open_list); snd_iprintf(buffer, " Client %s : %s : lost interrupts %li\n", ti->owner ? ti->owner : "unknown", ti->flags & (SNDRV_TIMER_IFLG_START|SNDRV_TIMER_IFLG_RUNNING) ? "running" : "stopped", @@ -1275,7 +1275,8 @@ static int snd_timer_user_next_device(snd_timer_id_t __user *_tid) if (list_empty(&snd_timer_list)) snd_timer_user_zero_id(&id); else { - timer = (snd_timer_t *)list_entry(snd_timer_list.next, snd_timer_t, device_list); + timer = list_entry(snd_timer_list.next, + snd_timer_t, device_list); snd_timer_user_copy_id(&id, timer); } } else { @@ -1283,7 +1284,7 @@ static int snd_timer_user_next_device(snd_timer_id_t __user *_tid) case SNDRV_TIMER_CLASS_GLOBAL: id.device = id.device < 0 ? 0 : id.device + 1; list_for_each(p, &snd_timer_list) { - timer = (snd_timer_t *)list_entry(p, snd_timer_t, device_list); + timer = list_entry(p, snd_timer_t, device_list); if (timer->tmr_class > SNDRV_TIMER_CLASS_GLOBAL) { snd_timer_user_copy_id(&id, timer); break; @@ -1312,7 +1313,7 @@ static int snd_timer_user_next_device(snd_timer_id_t __user *_tid) } } list_for_each(p, &snd_timer_list) { - timer = (snd_timer_t *)list_entry(p, snd_timer_t, device_list); + timer = list_entry(p, snd_timer_t, device_list); if (timer->tmr_class > id.dev_class) { snd_timer_user_copy_id(&id, timer); break; @@ -1915,7 +1916,7 @@ static void __exit alsa_timer_exit(void) snd_unregister_device(SNDRV_DEVICE_TYPE_TIMER, NULL, 0); /* unregister the system timer */ list_for_each_safe(p, n, &snd_timer_list) { - snd_timer_t *timer = (snd_timer_t *)list_entry(p, snd_timer_t, device_list); + snd_timer_t *timer = list_entry(p, snd_timer_t, device_list); snd_timer_unregister(timer); } if (snd_timer_proc_entry) { -- cgit v1.2.3