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media: saa7134: Convert timers to use timer_setup()

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In preparation for unconditionally passing the struct timer_list pointer to
all timer callbacks, switch to using the new timer_setup() and from_timer()
to pass the timer pointer explicitly.

Cc: Geliang Tang <geliangtang@gmail.com>
Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Kees Cook 2017-10-16 19:11:30 -04:00 committed by Mauro Carvalho Chehab
parent 60793f4d3e
commit 1e7126b4a8
6 changed files with 11 additions and 15 deletions
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6
drivers/media/pci/saa7134/saa7134-core.c
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@ -338,9 +338,9 @@ void saa7134_buffer_next(struct saa7134_dev *dev,
}
}
void saa7134_buffer_timeout(unsigned long data)
void saa7134_buffer_timeout(struct timer_list *t)
{
struct saa7134_dmaqueue *q = (struct saa7134_dmaqueue *)data;
struct saa7134_dmaqueue *q = from_timer(q, t, timeout);
struct saa7134_dev *dev = q->dev;
unsigned long flags;
@ -378,7 +378,7 @@ void saa7134_stop_streaming(struct saa7134_dev *dev, struct saa7134_dmaqueue *q)
}
}
spin_unlock_irqrestore(&dev->slock, flags);
saa7134_buffer_timeout((unsigned long)q); /* also calls del_timer(&q->timeout) */
saa7134_buffer_timeout(&q->timeout); /* also calls del_timer(&q->timeout) */
}
EXPORT_SYMBOL_GPL(saa7134_stop_streaming);

9
drivers/media/pci/saa7134/saa7134-input.c
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@ -447,10 +447,10 @@ void saa7134_input_irq(struct saa7134_dev *dev)
}
}
static void saa7134_input_timer(unsigned long data)
static void saa7134_input_timer(struct timer_list *t)
{
struct saa7134_dev *dev = (struct saa7134_dev *)data;
struct saa7134_card_ir *ir = dev->remote;
struct saa7134_card_ir *ir = from_timer(ir, t, timer);
struct saa7134_dev *dev = ir->dev->priv;
build_key(dev);
mod_timer(&ir->timer, jiffies + msecs_to_jiffies(ir->polling));
@ -507,8 +507,7 @@ static int __saa7134_ir_start(void *priv)
ir->running = true;
if (ir->polling) {
setup_timer(&ir->timer, saa7134_input_timer,
(unsigned long)dev);
timer_setup(&ir->timer, saa7134_input_timer, 0);
ir->timer.expires = jiffies + HZ;
add_timer(&ir->timer);
}

3
drivers/media/pci/saa7134/saa7134-ts.c
View File

@ -223,8 +223,7 @@ int saa7134_ts_init1(struct saa7134_dev *dev)
dev->ts.nr_packets = ts_nr_packets;
INIT_LIST_HEAD(&dev->ts_q.queue);
setup_timer(&dev->ts_q.timeout, saa7134_buffer_timeout,
(unsigned long)(&dev->ts_q));
timer_setup(&dev->ts_q.timeout, saa7134_buffer_timeout, 0);
dev->ts_q.dev = dev;
dev->ts_q.need_two = 1;
dev->ts_started = 0;

3
drivers/media/pci/saa7134/saa7134-vbi.c
View File

@ -181,8 +181,7 @@ const struct vb2_ops saa7134_vbi_qops = {
int saa7134_vbi_init1(struct saa7134_dev *dev)
{
INIT_LIST_HEAD(&dev->vbi_q.queue);
setup_timer(&dev->vbi_q.timeout, saa7134_buffer_timeout,
(unsigned long)(&dev->vbi_q));
timer_setup(&dev->vbi_q.timeout, saa7134_buffer_timeout, 0);
dev->vbi_q.dev = dev;
if (vbibufs < 2)

3
drivers/media/pci/saa7134/saa7134-video.c
View File

@ -2145,8 +2145,7 @@ int saa7134_video_init1(struct saa7134_dev *dev)
dev->automute = 0;
INIT_LIST_HEAD(&dev->video_q.queue);
setup_timer(&dev->video_q.timeout, saa7134_buffer_timeout,
(unsigned long)(&dev->video_q));
timer_setup(&dev->video_q.timeout, saa7134_buffer_timeout, 0);
dev->video_q.dev = dev;
dev->fmt = format_by_fourcc(V4L2_PIX_FMT_BGR24);
dev->width = 720;

2
drivers/media/pci/saa7134/saa7134.h
View File

@ -773,7 +773,7 @@ int saa7134_buffer_queue(struct saa7134_dev *dev, struct saa7134_dmaqueue *q,
void saa7134_buffer_finish(struct saa7134_dev *dev, struct saa7134_dmaqueue *q,
unsigned int state);
void saa7134_buffer_next(struct saa7134_dev *dev, struct saa7134_dmaqueue *q);
void saa7134_buffer_timeout(unsigned long data);
void saa7134_buffer_timeout(struct timer_list *t);
void saa7134_stop_streaming(struct saa7134_dev *dev, struct saa7134_dmaqueue *q);
int saa7134_set_dmabits(struct saa7134_dev *dev);