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path: root/drivers/media/video/usbvision/usbvision-video.c
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Diffstat (limited to 'drivers/media/video/usbvision/usbvision-video.c')
-rw-r--r--drivers/media/video/usbvision/usbvision-video.c131
1 files changed, 35 insertions, 96 deletions
diff --git a/drivers/media/video/usbvision/usbvision-video.c b/drivers/media/video/usbvision/usbvision-video.c
index b977116a0dd9..77aeb39b2750 100644
--- a/drivers/media/video/usbvision/usbvision-video.c
+++ b/drivers/media/video/usbvision/usbvision-video.c
@@ -69,10 +69,6 @@
#include <linux/workqueue.h>
-#ifdef CONFIG_KMOD
-#include <linux/kmod.h>
-#endif
-
#include "usbvision.h"
#include "usbvision-cards.h"
@@ -98,7 +94,8 @@ USBVISION_DRIVER_VERSION_PATCHLEVEL)
#ifdef USBVISION_DEBUG
#define PDEBUG(level, fmt, args...) { \
if (video_debug & (level)) \
- info("[%s:%d] " fmt, __func__, __LINE__ , ## args); \
+ printk(KERN_INFO KBUILD_MODNAME ":[%s:%d] " fmt, \
+ __func__, __LINE__ , ## args); \
}
#else
#define PDEBUG(level, fmt, args...) do {} while(0)
@@ -360,13 +357,12 @@ static void usbvision_remove_sysfs(struct video_device *vdev)
*/
static int usbvision_v4l2_open(struct inode *inode, struct file *file)
{
- struct video_device *dev = video_devdata(file);
- struct usb_usbvision *usbvision =
- (struct usb_usbvision *) video_get_drvdata(dev);
+ struct usb_usbvision *usbvision = video_drvdata(file);
int errCode = 0;
PDEBUG(DBG_IO, "open");
+ lock_kernel();
usbvision_reset_powerOffTimer(usbvision);
if (usbvision->user)
@@ -424,6 +420,7 @@ static int usbvision_v4l2_open(struct inode *inode, struct file *file)
usbvision_empty_framequeues(usbvision);
PDEBUG(DBG_IO, "success");
+ unlock_kernel();
return errCode;
}
@@ -437,9 +434,7 @@ static int usbvision_v4l2_open(struct inode *inode, struct file *file)
*/
static int usbvision_v4l2_close(struct inode *inode, struct file *file)
{
- struct video_device *dev = video_devdata(file);
- struct usb_usbvision *usbvision =
- (struct usb_usbvision *) video_get_drvdata(dev);
+ struct usb_usbvision *usbvision = video_drvdata(file);
PDEBUG(DBG_IO, "close");
mutex_lock(&usbvision->lock);
@@ -484,9 +479,7 @@ static int usbvision_v4l2_close(struct inode *inode, struct file *file)
static int vidioc_g_register (struct file *file, void *priv,
struct v4l2_register *reg)
{
- struct video_device *dev = video_devdata(file);
- struct usb_usbvision *usbvision =
- (struct usb_usbvision *) video_get_drvdata(dev);
+ struct usb_usbvision *usbvision = video_drvdata(file);
int errCode;
if (!v4l2_chip_match_host(reg->match_type, reg->match_chip))
@@ -505,9 +498,7 @@ static int vidioc_g_register (struct file *file, void *priv,
static int vidioc_s_register (struct file *file, void *priv,
struct v4l2_register *reg)
{
- struct video_device *dev = video_devdata(file);
- struct usb_usbvision *usbvision =
- (struct usb_usbvision *) video_get_drvdata(dev);
+ struct usb_usbvision *usbvision = video_drvdata(file);
int errCode;
if (!v4l2_chip_match_host(reg->match_type, reg->match_chip))
@@ -526,9 +517,7 @@ static int vidioc_s_register (struct file *file, void *priv,
static int vidioc_querycap (struct file *file, void *priv,
struct v4l2_capability *vc)
{
- struct video_device *dev = video_devdata(file);
- struct usb_usbvision *usbvision =
- (struct usb_usbvision *) video_get_drvdata(dev);
+ struct usb_usbvision *usbvision = video_drvdata(file);
strlcpy(vc->driver, "USBVision", sizeof(vc->driver));
strlcpy(vc->card,
@@ -548,9 +537,7 @@ static int vidioc_querycap (struct file *file, void *priv,
static int vidioc_enum_input (struct file *file, void *priv,
struct v4l2_input *vi)
{
- struct video_device *dev = video_devdata(file);
- struct usb_usbvision *usbvision =
- (struct usb_usbvision *) video_get_drvdata(dev);
+ struct usb_usbvision *usbvision = video_drvdata(file);
int chan;
if ((vi->index >= usbvision->video_inputs) || (vi->index < 0) )
@@ -603,9 +590,7 @@ static int vidioc_enum_input (struct file *file, void *priv,
static int vidioc_g_input (struct file *file, void *priv, unsigned int *input)
{
- struct video_device *dev = video_devdata(file);
- struct usb_usbvision *usbvision =
- (struct usb_usbvision *) video_get_drvdata(dev);
+ struct usb_usbvision *usbvision = video_drvdata(file);
*input = usbvision->ctl_input;
return 0;
@@ -613,9 +598,7 @@ static int vidioc_g_input (struct file *file, void *priv, unsigned int *input)
static int vidioc_s_input (struct file *file, void *priv, unsigned int input)
{
- struct video_device *dev = video_devdata(file);
- struct usb_usbvision *usbvision =
- (struct usb_usbvision *) video_get_drvdata(dev);
+ struct usb_usbvision *usbvision = video_drvdata(file);
if ((input >= usbvision->video_inputs) || (input < 0) )
return -EINVAL;
@@ -632,9 +615,8 @@ static int vidioc_s_input (struct file *file, void *priv, unsigned int input)
static int vidioc_s_std (struct file *file, void *priv, v4l2_std_id *id)
{
- struct video_device *dev = video_devdata(file);
- struct usb_usbvision *usbvision =
- (struct usb_usbvision *) video_get_drvdata(dev);
+ struct usb_usbvision *usbvision = video_drvdata(file);
+
usbvision->tvnormId=*id;
mutex_lock(&usbvision->lock);
@@ -650,9 +632,7 @@ static int vidioc_s_std (struct file *file, void *priv, v4l2_std_id *id)
static int vidioc_g_tuner (struct file *file, void *priv,
struct v4l2_tuner *vt)
{
- struct video_device *dev = video_devdata(file);
- struct usb_usbvision *usbvision =
- (struct usb_usbvision *) video_get_drvdata(dev);
+ struct usb_usbvision *usbvision = video_drvdata(file);
if (!usbvision->have_tuner || vt->index) // Only tuner 0
return -EINVAL;
@@ -671,9 +651,7 @@ static int vidioc_g_tuner (struct file *file, void *priv,
static int vidioc_s_tuner (struct file *file, void *priv,
struct v4l2_tuner *vt)
{
- struct video_device *dev = video_devdata(file);
- struct usb_usbvision *usbvision =
- (struct usb_usbvision *) video_get_drvdata(dev);
+ struct usb_usbvision *usbvision = video_drvdata(file);
// Only no or one tuner for now
if (!usbvision->have_tuner || vt->index)
@@ -687,9 +665,7 @@ static int vidioc_s_tuner (struct file *file, void *priv,
static int vidioc_g_frequency (struct file *file, void *priv,
struct v4l2_frequency *freq)
{
- struct video_device *dev = video_devdata(file);
- struct usb_usbvision *usbvision =
- (struct usb_usbvision *) video_get_drvdata(dev);
+ struct usb_usbvision *usbvision = video_drvdata(file);
freq->tuner = 0; // Only one tuner
if(usbvision->radio) {
@@ -705,9 +681,7 @@ static int vidioc_g_frequency (struct file *file, void *priv,
static int vidioc_s_frequency (struct file *file, void *priv,
struct v4l2_frequency *freq)
{
- struct video_device *dev = video_devdata(file);
- struct usb_usbvision *usbvision =
- (struct usb_usbvision *) video_get_drvdata(dev);
+ struct usb_usbvision *usbvision = video_drvdata(file);
// Only no or one tuner for now
if (!usbvision->have_tuner || freq->tuner)
@@ -721,9 +695,7 @@ static int vidioc_s_frequency (struct file *file, void *priv,
static int vidioc_g_audio (struct file *file, void *priv, struct v4l2_audio *a)
{
- struct video_device *dev = video_devdata(file);
- struct usb_usbvision *usbvision =
- (struct usb_usbvision *) video_get_drvdata(dev);
+ struct usb_usbvision *usbvision = video_drvdata(file);
memset(a,0,sizeof(*a));
if(usbvision->radio) {
@@ -748,9 +720,7 @@ static int vidioc_s_audio (struct file *file, void *fh,
static int vidioc_queryctrl (struct file *file, void *priv,
struct v4l2_queryctrl *ctrl)
{
- struct video_device *dev = video_devdata(file);
- struct usb_usbvision *usbvision =
- (struct usb_usbvision *) video_get_drvdata(dev);
+ struct usb_usbvision *usbvision = video_drvdata(file);
int id=ctrl->id;
memset(ctrl,0,sizeof(*ctrl));
@@ -767,9 +737,7 @@ static int vidioc_queryctrl (struct file *file, void *priv,
static int vidioc_g_ctrl (struct file *file, void *priv,
struct v4l2_control *ctrl)
{
- struct video_device *dev = video_devdata(file);
- struct usb_usbvision *usbvision =
- (struct usb_usbvision *) video_get_drvdata(dev);
+ struct usb_usbvision *usbvision = video_drvdata(file);
call_i2c_clients(usbvision, VIDIOC_G_CTRL, ctrl);
return 0;
@@ -778,9 +746,7 @@ static int vidioc_g_ctrl (struct file *file, void *priv,
static int vidioc_s_ctrl (struct file *file, void *priv,
struct v4l2_control *ctrl)
{
- struct video_device *dev = video_devdata(file);
- struct usb_usbvision *usbvision =
- (struct usb_usbvision *) video_get_drvdata(dev);
+ struct usb_usbvision *usbvision = video_drvdata(file);
call_i2c_clients(usbvision, VIDIOC_S_CTRL, ctrl);
return 0;
@@ -789,9 +755,7 @@ static int vidioc_s_ctrl (struct file *file, void *priv,
static int vidioc_reqbufs (struct file *file,
void *priv, struct v4l2_requestbuffers *vr)
{
- struct video_device *dev = video_devdata(file);
- struct usb_usbvision *usbvision =
- (struct usb_usbvision *) video_get_drvdata(dev);
+ struct usb_usbvision *usbvision = video_drvdata(file);
int ret;
RESTRICT_TO_RANGE(vr->count,1,USBVISION_NUMFRAMES);
@@ -819,9 +783,7 @@ static int vidioc_reqbufs (struct file *file,
static int vidioc_querybuf (struct file *file,
void *priv, struct v4l2_buffer *vb)
{
- struct video_device *dev = video_devdata(file);
- struct usb_usbvision *usbvision =
- (struct usb_usbvision *) video_get_drvdata(dev);
+ struct usb_usbvision *usbvision = video_drvdata(file);
struct usbvision_frame *frame;
/* FIXME : must control
@@ -857,9 +819,7 @@ static int vidioc_querybuf (struct file *file,
static int vidioc_qbuf (struct file *file, void *priv, struct v4l2_buffer *vb)
{
- struct video_device *dev = video_devdata(file);
- struct usb_usbvision *usbvision =
- (struct usb_usbvision *) video_get_drvdata(dev);
+ struct usb_usbvision *usbvision = video_drvdata(file);
struct usbvision_frame *frame;
unsigned long lock_flags;
@@ -896,9 +856,7 @@ static int vidioc_qbuf (struct file *file, void *priv, struct v4l2_buffer *vb)
static int vidioc_dqbuf (struct file *file, void *priv, struct v4l2_buffer *vb)
{
- struct video_device *dev = video_devdata(file);
- struct usb_usbvision *usbvision =
- (struct usb_usbvision *) video_get_drvdata(dev);
+ struct usb_usbvision *usbvision = video_drvdata(file);
int ret;
struct usbvision_frame *f;
unsigned long lock_flags;
@@ -939,9 +897,7 @@ static int vidioc_dqbuf (struct file *file, void *priv, struct v4l2_buffer *vb)
static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i)
{
- struct video_device *dev = video_devdata(file);
- struct usb_usbvision *usbvision =
- (struct usb_usbvision *) video_get_drvdata(dev);
+ struct usb_usbvision *usbvision = video_drvdata(file);
int b=V4L2_BUF_TYPE_VIDEO_CAPTURE;
usbvision->streaming = Stream_On;
@@ -953,9 +909,7 @@ static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i)
static int vidioc_streamoff(struct file *file,
void *priv, enum v4l2_buf_type type)
{
- struct video_device *dev = video_devdata(file);
- struct usb_usbvision *usbvision =
- (struct usb_usbvision *) video_get_drvdata(dev);
+ struct usb_usbvision *usbvision = video_drvdata(file);
int b=V4L2_BUF_TYPE_VIDEO_CAPTURE;
if (type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
@@ -988,9 +942,7 @@ static int vidioc_enum_fmt_vid_cap (struct file *file, void *priv,
static int vidioc_g_fmt_vid_cap (struct file *file, void *priv,
struct v4l2_format *vf)
{
- struct video_device *dev = video_devdata(file);
- struct usb_usbvision *usbvision =
- (struct usb_usbvision *) video_get_drvdata(dev);
+ struct usb_usbvision *usbvision = video_drvdata(file);
vf->fmt.pix.width = usbvision->curwidth;
vf->fmt.pix.height = usbvision->curheight;
vf->fmt.pix.pixelformat = usbvision->palette.format;
@@ -1006,9 +958,7 @@ static int vidioc_g_fmt_vid_cap (struct file *file, void *priv,
static int vidioc_try_fmt_vid_cap (struct file *file, void *priv,
struct v4l2_format *vf)
{
- struct video_device *dev = video_devdata(file);
- struct usb_usbvision *usbvision =
- (struct usb_usbvision *) video_get_drvdata(dev);
+ struct usb_usbvision *usbvision = video_drvdata(file);
int formatIdx;
/* Find requested format in available ones */
@@ -1036,9 +986,7 @@ static int vidioc_try_fmt_vid_cap (struct file *file, void *priv,
static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
struct v4l2_format *vf)
{
- struct video_device *dev = video_devdata(file);
- struct usb_usbvision *usbvision =
- (struct usb_usbvision *) video_get_drvdata(dev);
+ struct usb_usbvision *usbvision = video_drvdata(file);
int ret;
if( 0 != (ret=vidioc_try_fmt_vid_cap (file, priv, vf)) ) {
@@ -1066,9 +1014,7 @@ static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
static ssize_t usbvision_v4l2_read(struct file *file, char __user *buf,
size_t count, loff_t *ppos)
{
- struct video_device *dev = video_devdata(file);
- struct usb_usbvision *usbvision =
- (struct usb_usbvision *) video_get_drvdata(dev);
+ struct usb_usbvision *usbvision = video_drvdata(file);
int noblock = file->f_flags & O_NONBLOCK;
unsigned long lock_flags;
@@ -1177,10 +1123,7 @@ static int usbvision_v4l2_mmap(struct file *file, struct vm_area_struct *vma)
start = vma->vm_start;
void *pos;
u32 i;
-
- struct video_device *dev = video_devdata(file);
- struct usb_usbvision *usbvision =
- (struct usb_usbvision *) video_get_drvdata(dev);
+ struct usb_usbvision *usbvision = video_drvdata(file);
PDEBUG(DBG_MMAP, "mmap");
@@ -1237,9 +1180,7 @@ static int usbvision_v4l2_mmap(struct file *file, struct vm_area_struct *vma)
*/
static int usbvision_radio_open(struct inode *inode, struct file *file)
{
- struct video_device *dev = video_devdata(file);
- struct usb_usbvision *usbvision =
- (struct usb_usbvision *) video_get_drvdata(dev);
+ struct usb_usbvision *usbvision = video_drvdata(file);
int errCode = 0;
PDEBUG(DBG_IO, "%s:", __func__);
@@ -1289,9 +1230,7 @@ out:
static int usbvision_radio_close(struct inode *inode, struct file *file)
{
- struct video_device *dev = video_devdata(file);
- struct usb_usbvision *usbvision =
- (struct usb_usbvision *) video_get_drvdata(dev);
+ struct usb_usbvision *usbvision = video_drvdata(file);
int errCode = 0;
PDEBUG(DBG_IO, "");
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