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Diffstat (limited to 'drivers/media/video/zc0301/zc0301_core.c')
-rw-r--r--drivers/media/video/zc0301/zc0301_core.c148
1 files changed, 74 insertions, 74 deletions
diff --git a/drivers/media/video/zc0301/zc0301_core.c b/drivers/media/video/zc0301/zc0301_core.c
index 4036c6268bff..0fad39754f7a 100644
--- a/drivers/media/video/zc0301/zc0301_core.c
+++ b/drivers/media/video/zc0301/zc0301_core.c
@@ -48,7 +48,7 @@
/*****************************************************************************/
#define ZC0301_MODULE_NAME "V4L2 driver for ZC0301 " \
- "Image Processor and Control Chip"
+ "Image Processor and Control Chip"
#define ZC0301_MODULE_AUTHOR "(C) 2006 Luca Risolia"
#define ZC0301_AUTHOR_EMAIL "<luca.risolia@studio.unibo.it>"
#define ZC0301_MODULE_LICENSE "GPL"
@@ -67,67 +67,67 @@ MODULE_LICENSE(ZC0301_MODULE_LICENSE);
static short video_nr[] = {[0 ... ZC0301_MAX_DEVICES-1] = -1};
module_param_array(video_nr, short, NULL, 0444);
MODULE_PARM_DESC(video_nr,
- "\n<-1|n[,...]> Specify V4L2 minor mode number."
- "\n -1 = use next available (default)"
- "\n n = use minor number n (integer >= 0)"
- "\nYou can specify up to "
- __MODULE_STRING(ZC0301_MAX_DEVICES) " cameras this way."
- "\nFor example:"
- "\nvideo_nr=-1,2,-1 would assign minor number 2 to"
- "\nthe second registered camera and use auto for the first"
- "\none and for every other camera."
- "\n");
+ "\n<-1|n[,...]> Specify V4L2 minor mode number."
+ "\n -1 = use next available (default)"
+ "\n n = use minor number n (integer >= 0)"
+ "\nYou can specify up to "
+ __MODULE_STRING(ZC0301_MAX_DEVICES) " cameras this way."
+ "\nFor example:"
+ "\nvideo_nr=-1,2,-1 would assign minor number 2 to"
+ "\nthe second registered camera and use auto for the first"
+ "\none and for every other camera."
+ "\n");
static short force_munmap[] = {[0 ... ZC0301_MAX_DEVICES-1] =
- ZC0301_FORCE_MUNMAP};
+ ZC0301_FORCE_MUNMAP};
module_param_array(force_munmap, bool, NULL, 0444);
MODULE_PARM_DESC(force_munmap,
- "\n<0|1[,...]> Force the application to unmap previously"
- "\nmapped buffer memory before calling any VIDIOC_S_CROP or"
- "\nVIDIOC_S_FMT ioctl's. Not all the applications support"
- "\nthis feature. This parameter is specific for each"
- "\ndetected camera."
- "\n 0 = do not force memory unmapping"
- "\n 1 = force memory unmapping (save memory)"
- "\nDefault value is "__MODULE_STRING(SN9C102_FORCE_MUNMAP)"."
- "\n");
+ "\n<0|1[,...]> Force the application to unmap previously"
+ "\nmapped buffer memory before calling any VIDIOC_S_CROP or"
+ "\nVIDIOC_S_FMT ioctl's. Not all the applications support"
+ "\nthis feature. This parameter is specific for each"
+ "\ndetected camera."
+ "\n 0 = do not force memory unmapping"
+ "\n 1 = force memory unmapping (save memory)"
+ "\nDefault value is "__MODULE_STRING(SN9C102_FORCE_MUNMAP)"."
+ "\n");
static unsigned int frame_timeout[] = {[0 ... ZC0301_MAX_DEVICES-1] =
- ZC0301_FRAME_TIMEOUT};
+ ZC0301_FRAME_TIMEOUT};
module_param_array(frame_timeout, uint, NULL, 0644);
MODULE_PARM_DESC(frame_timeout,
- "\n<n[,...]> Timeout for a video frame in seconds."
- "\nThis parameter is specific for each detected camera."
- "\nDefault value is "__MODULE_STRING(ZC0301_FRAME_TIMEOUT)"."
- "\n");
+ "\n<n[,...]> Timeout for a video frame in seconds."
+ "\nThis parameter is specific for each detected camera."
+ "\nDefault value is "__MODULE_STRING(ZC0301_FRAME_TIMEOUT)"."
+ "\n");
#ifdef ZC0301_DEBUG
static unsigned short debug = ZC0301_DEBUG_LEVEL;
module_param(debug, ushort, 0644);
MODULE_PARM_DESC(debug,
- "\n<n> Debugging information level, from 0 to 3:"
- "\n0 = none (use carefully)"
- "\n1 = critical errors"
- "\n2 = significant informations"
- "\n3 = more verbose messages"
- "\nLevel 3 is useful for testing only, when only "
- "one device is used."
- "\nDefault value is "__MODULE_STRING(ZC0301_DEBUG_LEVEL)"."
- "\n");
+ "\n<n> Debugging information level, from 0 to 3:"
+ "\n0 = none (use carefully)"
+ "\n1 = critical errors"
+ "\n2 = significant informations"
+ "\n3 = more verbose messages"
+ "\nLevel 3 is useful for testing only, when only "
+ "one device is used."
+ "\nDefault value is "__MODULE_STRING(ZC0301_DEBUG_LEVEL)"."
+ "\n");
#endif
/*****************************************************************************/
static u32
zc0301_request_buffers(struct zc0301_device* cam, u32 count,
- enum zc0301_io_method io)
+ enum zc0301_io_method io)
{
struct v4l2_pix_format* p = &(cam->sensor.pix_format);
struct v4l2_rect* r = &(cam->sensor.cropcap.bounds);
const size_t imagesize = cam->module_param.force_munmap ||
- io == IO_READ ?
- (p->width * p->height * p->priv) / 8 :
- (r->width * r->height * p->priv) / 8;
+ io == IO_READ ?
+ (p->width * p->height * p->priv) / 8 :
+ (r->width * r->height * p->priv) / 8;
void* buff = NULL;
u32 i;
@@ -216,7 +216,7 @@ int zc0301_write_reg(struct zc0301_device* cam, u16 index, u16 value)
int res;
res = usb_control_msg(udev, usb_sndctrlpipe(udev, 0), 0xa0, 0x40,
- value, index, NULL, 0, ZC0301_CTRL_TIMEOUT);
+ value, index, NULL, 0, ZC0301_CTRL_TIMEOUT);
if (res < 0) {
DBG(3, "Failed to write a register (index 0x%04X, "
"value 0x%02X, error %d)",index, value, res);
@@ -234,7 +234,7 @@ int zc0301_read_reg(struct zc0301_device* cam, u16 index)
int res;
res = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0), 0xa1, 0xc0,
- 0x0001, index, buff, 1, ZC0301_CTRL_TIMEOUT);
+ 0x0001, index, buff, 1, ZC0301_CTRL_TIMEOUT);
if (res < 0)
DBG(3, "Failed to read a register (index 0x%04X, error %d)",
index, res);
@@ -337,11 +337,11 @@ static void zc0301_urb_complete(struct urb *urb, struct pt_regs* regs)
if (!(*f))
(*f) = list_entry(cam->inqueue.next, struct zc0301_frame_t,
- frame);
+ frame);
imagesize = (cam->sensor.pix_format.width *
- cam->sensor.pix_format.height *
- cam->sensor.pix_format.priv) / 8;
+ cam->sensor.pix_format.height *
+ cam->sensor.pix_format.priv) / 8;
for (i = 0; i < urb->number_of_packets; i++) {
unsigned int len, status;
@@ -395,8 +395,8 @@ end_of_frame:
list_move_tail(&(*f)->frame, &cam->outqueue);
if (!list_empty(&cam->inqueue))
(*f) = list_entry(cam->inqueue.next,
- struct zc0301_frame_t,
- frame);
+ struct zc0301_frame_t,
+ frame);
else
(*f) = NULL;
spin_unlock(&cam->queue_lock);
@@ -429,14 +429,14 @@ static int zc0301_start_transfer(struct zc0301_device* cam)
struct usb_device *udev = cam->usbdev;
struct urb* urb;
const unsigned int wMaxPacketSize[] = {0, 128, 192, 256, 384,
- 512, 768, 1023};
+ 512, 768, 1023};
const unsigned int psz = wMaxPacketSize[ZC0301_ALTERNATE_SETTING];
s8 i, j;
int err = 0;
for (i = 0; i < ZC0301_URBS; i++) {
cam->transfer_buffer[i] = kzalloc(ZC0301_ISO_PACKETS * psz,
- GFP_KERNEL);
+ GFP_KERNEL);
if (!cam->transfer_buffer[i]) {
err = -ENOMEM;
DBG(1, "Not enough memory");
@@ -528,9 +528,9 @@ static int zc0301_stream_interrupt(struct zc0301_device* cam)
cam->stream = STREAM_INTERRUPT;
timeout = wait_event_timeout(cam->wait_stream,
- (cam->stream == STREAM_OFF) ||
- (cam->state & DEV_DISCONNECTED),
- ZC0301_URB_TIMEOUT);
+ (cam->stream == STREAM_OFF) ||
+ (cam->state & DEV_DISCONNECTED),
+ ZC0301_URB_TIMEOUT);
if (cam->state & DEV_DISCONNECTED)
return -ENODEV;
else if (cam->stream != STREAM_OFF) {
@@ -548,7 +548,7 @@ static int zc0301_stream_interrupt(struct zc0301_device* cam)
static int
zc0301_set_compression(struct zc0301_device* cam,
- struct v4l2_jpegcompression* compression)
+ struct v4l2_jpegcompression* compression)
{
int r, err = 0;
@@ -670,8 +670,8 @@ static int zc0301_open(struct inode* inode, struct file* filp)
}
mutex_unlock(&cam->dev_mutex);
err = wait_event_interruptible_exclusive(cam->open,
- cam->state & DEV_DISCONNECTED
- || !cam->users);
+ cam->state & DEV_DISCONNECTED
+ || !cam->users);
if (err) {
up_read(&zc0301_disconnect);
return err;
@@ -802,12 +802,12 @@ zc0301_read(struct file* filp, char __user * buf, size_t count, loff_t* f_pos)
return -EAGAIN;
}
timeout = wait_event_interruptible_timeout
- ( cam->wait_frame,
- (!list_empty(&cam->outqueue)) ||
- (cam->state & DEV_DISCONNECTED) ||
- (cam->state & DEV_MISCONFIGURED),
- cam->module_param.frame_timeout *
- 1000 * msecs_to_jiffies(1) );
+ ( cam->wait_frame,
+ (!list_empty(&cam->outqueue)) ||
+ (cam->state & DEV_DISCONNECTED) ||
+ (cam->state & DEV_MISCONFIGURED),
+ cam->module_param.frame_timeout *
+ 1000 * msecs_to_jiffies(1) );
if (timeout < 0) {
mutex_unlock(&cam->fileop_mutex);
return timeout;
@@ -930,7 +930,7 @@ static int zc0301_mmap(struct file* filp, struct vm_area_struct *vma)
{
struct zc0301_device* cam = video_get_drvdata(video_devdata(filp));
unsigned long size = vma->vm_end - vma->vm_start,
- start = vma->vm_start;
+ start = vma->vm_start;
void *pos;
u32 i;
@@ -998,13 +998,13 @@ zc0301_vidioc_querycap(struct zc0301_device* cam, void __user * arg)
.driver = "zc0301",
.version = ZC0301_MODULE_VERSION_CODE,
.capabilities = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_READWRITE |
- V4L2_CAP_STREAMING,
+ V4L2_CAP_STREAMING,
};
strlcpy(cap.card, cam->v4ldev->name, sizeof(cap.card));
if (usb_make_path(cam->usbdev, cap.bus_info, sizeof(cap.bus_info)) < 0)
strlcpy(cap.bus_info, cam->usbdev->dev.bus_id,
- sizeof(cap.bus_info));
+ sizeof(cap.bus_info));
if (copy_to_user(arg, &cap, sizeof(cap)))
return -EFAULT;
@@ -1337,7 +1337,7 @@ zc0301_vidioc_g_fmt(struct zc0301_device* cam, void __user * arg)
static int
zc0301_vidioc_try_s_fmt(struct zc0301_device* cam, unsigned int cmd,
- void __user * arg)
+ void __user * arg)
{
struct zc0301_sensor* s = &cam->sensor;
struct v4l2_format format;
@@ -1600,7 +1600,7 @@ zc0301_vidioc_qbuf(struct zc0301_device* cam, void __user * arg)
static int
zc0301_vidioc_dqbuf(struct zc0301_device* cam, struct file* filp,
- void __user * arg)
+ void __user * arg)
{
struct v4l2_buffer b;
struct zc0301_frame_t *f;
@@ -1619,12 +1619,12 @@ zc0301_vidioc_dqbuf(struct zc0301_device* cam, struct file* filp,
if (filp->f_flags & O_NONBLOCK)
return -EAGAIN;
timeout = wait_event_interruptible_timeout
- ( cam->wait_frame,
- (!list_empty(&cam->outqueue)) ||
- (cam->state & DEV_DISCONNECTED) ||
- (cam->state & DEV_MISCONFIGURED),
- cam->module_param.frame_timeout *
- 1000 * msecs_to_jiffies(1) );
+ ( cam->wait_frame,
+ (!list_empty(&cam->outqueue)) ||
+ (cam->state & DEV_DISCONNECTED) ||
+ (cam->state & DEV_MISCONFIGURED),
+ cam->module_param.frame_timeout *
+ 1000 * msecs_to_jiffies(1) );
if (timeout < 0)
return timeout;
if (cam->state & DEV_DISCONNECTED)
@@ -1748,7 +1748,7 @@ zc0301_vidioc_s_parm(struct zc0301_device* cam, void __user * arg)
static int zc0301_ioctl_v4l2(struct inode* inode, struct file* filp,
- unsigned int cmd, void __user * arg)
+ unsigned int cmd, void __user * arg)
{
struct zc0301_device* cam = video_get_drvdata(video_devdata(filp));
@@ -1842,7 +1842,7 @@ static int zc0301_ioctl_v4l2(struct inode* inode, struct file* filp,
static int zc0301_ioctl(struct inode* inode, struct file* filp,
- unsigned int cmd, unsigned long arg)
+ unsigned int cmd, unsigned long arg)
{
struct zc0301_device* cam = video_get_drvdata(video_devdata(filp));
int err = 0;
@@ -1948,7 +1948,7 @@ zc0301_usb_probe(struct usb_interface* intf, const struct usb_device_id* id)
mutex_lock(&cam->dev_mutex);
err = video_register_device(cam->v4ldev, VFL_TYPE_GRABBER,
- video_nr[dev_nr]);
+ video_nr[dev_nr]);
if (err) {
DBG(1, "V4L2 device registration failed");
if (err == -ENFILE && video_nr[dev_nr] == -1)
generated by cgit v1.2.3 (git 2.39.0) at 2024-11-26 15:53:58 +0300