V4L/DVB (3318b): sem2mutex: drivers/media/, #2
Semaphore to mutex conversion.
The conversion was generated via scripts, and the result was validated
automatically via a script as well.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
diff --git a/drivers/media/video/meye.c b/drivers/media/video/meye.c
index 2869464..850bee9 100644
--- a/drivers/media/video/meye.c
+++ b/drivers/media/video/meye.c
@@ -925,7 +925,7 @@
return -EINVAL;
if (p->palette != VIDEO_PALETTE_YUV422)
return -EINVAL;
- down(&meye.lock);
+ mutex_lock(&meye.lock);
sonypi_camera_command(SONYPI_COMMAND_SETCAMERABRIGHTNESS,
p->brightness >> 10);
sonypi_camera_command(SONYPI_COMMAND_SETCAMERAHUE,
@@ -935,7 +935,7 @@
sonypi_camera_command(SONYPI_COMMAND_SETCAMERACONTRAST,
p->contrast >> 10);
meye.picture = *p;
- up(&meye.lock);
+ mutex_unlock(&meye.lock);
break;
}
@@ -946,21 +946,21 @@
if (*i < 0 || *i >= gbuffers)
return -EINVAL;
- down(&meye.lock);
+ mutex_lock(&meye.lock);
switch (meye.grab_buffer[*i].state) {
case MEYE_BUF_UNUSED:
- up(&meye.lock);
+ mutex_unlock(&meye.lock);
return -EINVAL;
case MEYE_BUF_USING:
if (file->f_flags & O_NONBLOCK) {
- up(&meye.lock);
+ mutex_unlock(&meye.lock);
return -EAGAIN;
}
if (wait_event_interruptible(meye.proc_list,
(meye.grab_buffer[*i].state != MEYE_BUF_USING))) {
- up(&meye.lock);
+ mutex_unlock(&meye.lock);
return -EINTR;
}
/* fall through */
@@ -968,7 +968,7 @@
meye.grab_buffer[*i].state = MEYE_BUF_UNUSED;
kfifo_get(meye.doneq, (unsigned char *)&unused, sizeof(int));
}
- up(&meye.lock);
+ mutex_unlock(&meye.lock);
break;
}
@@ -987,7 +987,7 @@
if (meye.grab_buffer[vm->frame].state != MEYE_BUF_UNUSED)
return -EBUSY;
- down(&meye.lock);
+ mutex_lock(&meye.lock);
if (vm->width == 640 && vm->height == 480) {
if (meye.params.subsample) {
meye.params.subsample = 0;
@@ -999,7 +999,7 @@
restart = 1;
}
} else {
- up(&meye.lock);
+ mutex_unlock(&meye.lock);
return -EINVAL;
}
@@ -1007,7 +1007,7 @@
mchip_continuous_start();
meye.grab_buffer[vm->frame].state = MEYE_BUF_USING;
kfifo_put(meye.grabq, (unsigned char *)&vm->frame, sizeof(int));
- up(&meye.lock);
+ mutex_unlock(&meye.lock);
break;
}
@@ -1039,7 +1039,7 @@
return -EINVAL;
if (jp->framerate > 31)
return -EINVAL;
- down(&meye.lock);
+ mutex_lock(&meye.lock);
if (meye.params.subsample != jp->subsample ||
meye.params.quality != jp->quality)
mchip_hic_stop(); /* need restart */
@@ -1050,7 +1050,7 @@
meye.params.agc);
sonypi_camera_command(SONYPI_COMMAND_SETCAMERAPICTURE,
meye.params.picture);
- up(&meye.lock);
+ mutex_unlock(&meye.lock);
break;
}
@@ -1068,12 +1068,12 @@
}
if (meye.grab_buffer[*nb].state != MEYE_BUF_UNUSED)
return -EBUSY;
- down(&meye.lock);
+ mutex_lock(&meye.lock);
if (meye.mchip_mode != MCHIP_HIC_MODE_CONT_COMP)
mchip_cont_compression_start();
meye.grab_buffer[*nb].state = MEYE_BUF_USING;
kfifo_put(meye.grabq, (unsigned char *)nb, sizeof(int));
- up(&meye.lock);
+ mutex_unlock(&meye.lock);
break;
}
@@ -1084,20 +1084,20 @@
if (*i < 0 || *i >= gbuffers)
return -EINVAL;
- down(&meye.lock);
+ mutex_lock(&meye.lock);
switch (meye.grab_buffer[*i].state) {
case MEYE_BUF_UNUSED:
- up(&meye.lock);
+ mutex_unlock(&meye.lock);
return -EINVAL;
case MEYE_BUF_USING:
if (file->f_flags & O_NONBLOCK) {
- up(&meye.lock);
+ mutex_unlock(&meye.lock);
return -EAGAIN;
}
if (wait_event_interruptible(meye.proc_list,
(meye.grab_buffer[*i].state != MEYE_BUF_USING))) {
- up(&meye.lock);
+ mutex_unlock(&meye.lock);
return -EINTR;
}
/* fall through */
@@ -1106,7 +1106,7 @@
kfifo_get(meye.doneq, (unsigned char *)&unused, sizeof(int));
}
*i = meye.grab_buffer[*i].size;
- up(&meye.lock);
+ mutex_unlock(&meye.lock);
break;
}
@@ -1116,14 +1116,14 @@
return -EINVAL;
if (meye.grab_buffer[0].state != MEYE_BUF_UNUSED)
return -EBUSY;
- down(&meye.lock);
+ mutex_lock(&meye.lock);
meye.grab_buffer[0].state = MEYE_BUF_USING;
mchip_take_picture();
mchip_get_picture(
meye.grab_fbuffer,
mchip_hsize() * mchip_vsize() * 2);
meye.grab_buffer[0].state = MEYE_BUF_DONE;
- up(&meye.lock);
+ mutex_unlock(&meye.lock);
break;
}
@@ -1134,7 +1134,7 @@
return -EINVAL;
if (meye.grab_buffer[0].state != MEYE_BUF_UNUSED)
return -EBUSY;
- down(&meye.lock);
+ mutex_lock(&meye.lock);
meye.grab_buffer[0].state = MEYE_BUF_USING;
*len = -1;
while (*len == -1) {
@@ -1142,7 +1142,7 @@
*len = mchip_compress_frame(meye.grab_fbuffer, gbufsize);
}
meye.grab_buffer[0].state = MEYE_BUF_DONE;
- up(&meye.lock);
+ mutex_unlock(&meye.lock);
break;
}
@@ -1285,7 +1285,7 @@
case VIDIOC_S_CTRL: {
struct v4l2_control *c = arg;
- down(&meye.lock);
+ mutex_lock(&meye.lock);
switch (c->id) {
case V4L2_CID_BRIGHTNESS:
sonypi_camera_command(
@@ -1329,17 +1329,17 @@
meye.params.framerate = c->value;
break;
default:
- up(&meye.lock);
+ mutex_unlock(&meye.lock);
return -EINVAL;
}
- up(&meye.lock);
+ mutex_unlock(&meye.lock);
break;
}
case VIDIOC_G_CTRL: {
struct v4l2_control *c = arg;
- down(&meye.lock);
+ mutex_lock(&meye.lock);
switch (c->id) {
case V4L2_CID_BRIGHTNESS:
c->value = meye.picture.brightness >> 10;
@@ -1369,10 +1369,10 @@
c->value = meye.params.framerate;
break;
default:
- up(&meye.lock);
+ mutex_unlock(&meye.lock);
return -EINVAL;
}
- up(&meye.lock);
+ mutex_unlock(&meye.lock);
break;
}
@@ -1469,7 +1469,7 @@
f->fmt.pix.field != V4L2_FIELD_NONE)
return -EINVAL;
f->fmt.pix.field = V4L2_FIELD_NONE;
- down(&meye.lock);
+ mutex_lock(&meye.lock);
if (f->fmt.pix.width <= 320) {
f->fmt.pix.width = 320;
f->fmt.pix.height = 240;
@@ -1487,7 +1487,7 @@
meye.mchip_mode = MCHIP_HIC_MODE_CONT_COMP;
break;
}
- up(&meye.lock);
+ mutex_unlock(&meye.lock);
f->fmt.pix.bytesperline = f->fmt.pix.width * 2;
f->fmt.pix.sizeimage = f->fmt.pix.height *
f->fmt.pix.bytesperline;
@@ -1509,11 +1509,11 @@
/* already allocated, no modifications */
break;
}
- down(&meye.lock);
+ mutex_lock(&meye.lock);
if (meye.grab_fbuffer) {
for (i = 0; i < gbuffers; i++)
if (meye.vma_use_count[i]) {
- up(&meye.lock);
+ mutex_unlock(&meye.lock);
return -EINVAL;
}
rvfree(meye.grab_fbuffer, gbuffers * gbufsize);
@@ -1525,12 +1525,12 @@
if (!meye.grab_fbuffer) {
printk(KERN_ERR "meye: v4l framebuffer allocation"
" failed\n");
- up(&meye.lock);
+ mutex_unlock(&meye.lock);
return -ENOMEM;
}
for (i = 0; i < gbuffers; i++)
meye.vma_use_count[i] = 0;
- up(&meye.lock);
+ mutex_unlock(&meye.lock);
break;
}
@@ -1569,12 +1569,12 @@
return -EINVAL;
if (meye.grab_buffer[buf->index].state != MEYE_BUF_UNUSED)
return -EINVAL;
- down(&meye.lock);
+ mutex_lock(&meye.lock);
buf->flags |= V4L2_BUF_FLAG_QUEUED;
buf->flags &= ~V4L2_BUF_FLAG_DONE;
meye.grab_buffer[buf->index].state = MEYE_BUF_USING;
kfifo_put(meye.grabq, (unsigned char *)&buf->index, sizeof(int));
- up(&meye.lock);
+ mutex_unlock(&meye.lock);
break;
}
@@ -1587,23 +1587,23 @@
if (buf->memory != V4L2_MEMORY_MMAP)
return -EINVAL;
- down(&meye.lock);
+ mutex_lock(&meye.lock);
if (kfifo_len(meye.doneq) == 0 && file->f_flags & O_NONBLOCK) {
- up(&meye.lock);
+ mutex_unlock(&meye.lock);
return -EAGAIN;
}
if (wait_event_interruptible(meye.proc_list,
kfifo_len(meye.doneq) != 0) < 0) {
- up(&meye.lock);
+ mutex_unlock(&meye.lock);
return -EINTR;
}
if (!kfifo_get(meye.doneq, (unsigned char *)&reqnr,
sizeof(int))) {
- up(&meye.lock);
+ mutex_unlock(&meye.lock);
return -EBUSY;
}
if (meye.grab_buffer[reqnr].state != MEYE_BUF_DONE) {
- up(&meye.lock);
+ mutex_unlock(&meye.lock);
return -EINVAL;
}
buf->index = reqnr;
@@ -1616,12 +1616,12 @@
buf->m.offset = reqnr * gbufsize;
buf->length = gbufsize;
meye.grab_buffer[reqnr].state = MEYE_BUF_UNUSED;
- up(&meye.lock);
+ mutex_unlock(&meye.lock);
break;
}
case VIDIOC_STREAMON: {
- down(&meye.lock);
+ mutex_lock(&meye.lock);
switch (meye.mchip_mode) {
case MCHIP_HIC_MODE_CONT_OUT:
mchip_continuous_start();
@@ -1630,23 +1630,23 @@
mchip_cont_compression_start();
break;
default:
- up(&meye.lock);
+ mutex_unlock(&meye.lock);
return -EINVAL;
}
- up(&meye.lock);
+ mutex_unlock(&meye.lock);
break;
}
case VIDIOC_STREAMOFF: {
int i;
- down(&meye.lock);
+ mutex_lock(&meye.lock);
mchip_hic_stop();
kfifo_reset(meye.grabq);
kfifo_reset(meye.doneq);
for (i = 0; i < MEYE_MAX_BUFNBRS; i++)
meye.grab_buffer[i].state = MEYE_BUF_UNUSED;
- up(&meye.lock);
+ mutex_unlock(&meye.lock);
break;
}
@@ -1672,11 +1672,11 @@
{
unsigned int res = 0;
- down(&meye.lock);
+ mutex_lock(&meye.lock);
poll_wait(file, &meye.proc_list, wait);
if (kfifo_len(meye.doneq))
res = POLLIN | POLLRDNORM;
- up(&meye.lock);
+ mutex_unlock(&meye.lock);
return res;
}
@@ -1704,9 +1704,9 @@
unsigned long offset = vma->vm_pgoff << PAGE_SHIFT;
unsigned long page, pos;
- down(&meye.lock);
+ mutex_lock(&meye.lock);
if (size > gbuffers * gbufsize) {
- up(&meye.lock);
+ mutex_unlock(&meye.lock);
return -EINVAL;
}
if (!meye.grab_fbuffer) {
@@ -1716,7 +1716,7 @@
meye.grab_fbuffer = rvmalloc(gbuffers*gbufsize);
if (!meye.grab_fbuffer) {
printk(KERN_ERR "meye: v4l framebuffer allocation failed\n");
- up(&meye.lock);
+ mutex_unlock(&meye.lock);
return -ENOMEM;
}
for (i = 0; i < gbuffers; i++)
@@ -1727,7 +1727,7 @@
while (size > 0) {
page = vmalloc_to_pfn((void *)pos);
if (remap_pfn_range(vma, start, page, PAGE_SIZE, PAGE_SHARED)) {
- up(&meye.lock);
+ mutex_unlock(&meye.lock);
return -EAGAIN;
}
start += PAGE_SIZE;
@@ -1744,7 +1744,7 @@
vma->vm_private_data = (void *) (offset / gbufsize);
meye_vm_open(vma);
- up(&meye.lock);
+ mutex_unlock(&meye.lock);
return 0;
}
@@ -1913,7 +1913,7 @@
goto outvideoreg;
}
- init_MUTEX(&meye.lock);
+ mutex_init(&meye.lock);
init_waitqueue_head(&meye.proc_list);
meye.picture.depth = 16;
meye.picture.palette = VIDEO_PALETTE_YUV422;