unimore/kernel-hacking-2024-linux-steffo
unimore/kernel-hacking-2024-linux-steffo
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V4L/DVB (6312): cx88: Replace list_for_each+list_entry with list_for_each_entry

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Signed-off-by: Trent Piepho <xyzzy@speakeasy.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Trent Piepho 2007-10-10 05:37:40 -03:00 committed by Mauro Carvalho Chehab
parent 7948261942
commit 8bb629e22f
3 changed files with 5 additions and 15 deletions
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4
drivers/media/video/cx88/cx88-core.c
View file

@ -1013,11 +1013,9 @@ struct video_device *cx88_vdev_init(struct cx88_core *core,
struct cx88_core* cx88_core_get(struct pci_dev *pci)
{
struct cx88_core *core;
struct list_head *item;
mutex_lock(&devlist);
list_for_each(item,&cx88_devlist) {
core = list_entry(item, struct cx88_core, devlist);
list_for_each_entry(core, &cx88_devlist, devlist) {
if (pci->bus->number != core->pci_bus)
continue;
if (PCI_SLOT(pci->devfn) != core->pci_slot)

5
drivers/media/video/cx88/cx88-vbi.c
View file

@ -99,7 +99,6 @@ int cx8800_restart_vbi_queue(struct cx8800_dev *dev,
struct cx88_dmaqueue *q)
{
struct cx88_buffer *buf;
struct list_head *item;
if (list_empty(&q->active))
return 0;
@ -108,10 +107,8 @@ int cx8800_restart_vbi_queue(struct cx8800_dev *dev,
dprintk(2,"restart_queue [%p/%d]: restart dma\n",
buf, buf->vb.i);
cx8800_start_vbi_dma(dev, q, buf);
list_for_each(item,&q->active) {
buf = list_entry(item, struct cx88_buffer, vb.queue);
list_for_each_entry(buf, &q->active, vb.queue)
buf->count = q->count++;
}
mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
return 0;
}

11
drivers/media/video/cx88/cx88-video.c
View file

@ -466,17 +466,14 @@ static int restart_video_queue(struct cx8800_dev *dev,
{
struct cx88_core *core = dev->core;
struct cx88_buffer *buf, *prev;
struct list_head *item;
if (!list_empty(&q->active)) {
buf = list_entry(q->active.next, struct cx88_buffer, vb.queue);
dprintk(2,"restart_queue [%p/%d]: restart dma\n",
buf, buf->vb.i);
start_video_dma(dev, q, buf);
list_for_each(item,&q->active) {
buf = list_entry(item, struct cx88_buffer, vb.queue);
buf->count = q->count++;
}
list_for_each_entry(buf, &q->active, vb.queue)
buf->count = q->count++;
mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
return 0;
}
@ -713,12 +710,10 @@ static int video_open(struct inode *inode, struct file *file)
struct cx8800_dev *h,*dev = NULL;
struct cx88_core *core;
struct cx8800_fh *fh;
struct list_head *list;
enum v4l2_buf_type type = 0;
int radio = 0;
list_for_each(list,&cx8800_devlist) {
h = list_entry(list, struct cx8800_dev, devlist);
list_for_each_entry(h, &cx8800_devlist, devlist) {
if (h->video_dev->minor == minor) {
dev = h;
type = V4L2_BUF_TYPE_VIDEO_CAPTURE;