diff options
Diffstat (limited to 'drivers/media/video/em28xx')
-rw-r--r-- | drivers/media/video/em28xx/em28xx-cards.c | 1 | ||||
-rw-r--r-- | drivers/media/video/em28xx/em28xx-core.c | 28 | ||||
-rw-r--r-- | drivers/media/video/em28xx/em28xx-video.c | 23 | ||||
-rw-r--r-- | drivers/media/video/em28xx/em28xx.h | 3 |
4 files changed, 16 insertions, 39 deletions
diff --git a/drivers/media/video/em28xx/em28xx-cards.c b/drivers/media/video/em28xx/em28xx-cards.c index 4ace70946d32..e7a68e2507de 100644 --- a/drivers/media/video/em28xx/em28xx-cards.c +++ b/drivers/media/video/em28xx/em28xx-cards.c @@ -2653,7 +2653,6 @@ static int em28xx_init_dev(struct em28xx **devhandle, struct usb_device *udev, INIT_LIST_HEAD(&dev->vbiq.active); INIT_LIST_HEAD(&dev->vbiq.queued); - if (dev->board.has_msp34xx) { /* Send a reset to other chips via gpio */ errCode = em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xf7); diff --git a/drivers/media/video/em28xx/em28xx-core.c b/drivers/media/video/em28xx/em28xx-core.c index 4f61e05d30b4..b311d4514bdf 100644 --- a/drivers/media/video/em28xx/em28xx-core.c +++ b/drivers/media/video/em28xx/em28xx-core.c @@ -1136,34 +1136,6 @@ void em28xx_wake_i2c(struct em28xx *dev) static LIST_HEAD(em28xx_devlist); static DEFINE_MUTEX(em28xx_devlist_mutex); -struct em28xx *em28xx_get_device(int minor, - enum v4l2_buf_type *fh_type, - int *has_radio) -{ - struct em28xx *h, *dev = NULL; - - *fh_type = V4L2_BUF_TYPE_VIDEO_CAPTURE; - *has_radio = 0; - - mutex_lock(&em28xx_devlist_mutex); - list_for_each_entry(h, &em28xx_devlist, devlist) { - if (h->vdev->minor == minor) - dev = h; - if (h->vbi_dev && h->vbi_dev->minor == minor) { - dev = h; - *fh_type = V4L2_BUF_TYPE_VBI_CAPTURE; - } - if (h->radio_dev && - h->radio_dev->minor == minor) { - dev = h; - *has_radio = 1; - } - } - mutex_unlock(&em28xx_devlist_mutex); - - return dev; -} - /* * em28xx_realease_resources() * unregisters the v4l2,i2c and usb devices diff --git a/drivers/media/video/em28xx/em28xx-video.c b/drivers/media/video/em28xx/em28xx-video.c index 9a8ff32cb31b..dd9bbe88c601 100644 --- a/drivers/media/video/em28xx/em28xx-video.c +++ b/drivers/media/video/em28xx/em28xx-video.c @@ -2082,16 +2082,24 @@ static int radio_queryctrl(struct file *file, void *priv, static int em28xx_v4l2_open(struct file *filp) { int minor = video_devdata(filp)->minor; - int errCode = 0, radio; - struct em28xx *dev; - enum v4l2_buf_type fh_type; + int errCode = 0, radio = 0; + struct video_device *vdev = video_devdata(filp); + struct em28xx *dev = video_drvdata(filp); + enum v4l2_buf_type fh_type = 0; struct em28xx_fh *fh; enum v4l2_field field; - dev = em28xx_get_device(minor, &fh_type, &radio); - - if (NULL == dev) - return -ENODEV; + switch (vdev->vfl_type) { + case VFL_TYPE_GRABBER: + fh_type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + break; + case VFL_TYPE_VBI: + fh_type = V4L2_BUF_TYPE_VBI_CAPTURE; + break; + case VFL_TYPE_RADIO: + radio = 1; + break; + } mutex_lock(&dev->lock); @@ -2459,6 +2467,7 @@ static struct video_device *em28xx_vdev_init(struct em28xx *dev, snprintf(vfd->name, sizeof(vfd->name), "%s %s", dev->name, type_name); + video_set_drvdata(vfd, dev); return vfd; } diff --git a/drivers/media/video/em28xx/em28xx.h b/drivers/media/video/em28xx/em28xx.h index 48977832316e..80d9b4fa1b97 100644 --- a/drivers/media/video/em28xx/em28xx.h +++ b/drivers/media/video/em28xx/em28xx.h @@ -668,9 +668,6 @@ int em28xx_gpio_set(struct em28xx *dev, struct em28xx_reg_seq *gpio); void em28xx_wake_i2c(struct em28xx *dev); void em28xx_remove_from_devlist(struct em28xx *dev); void em28xx_add_into_devlist(struct em28xx *dev); -struct em28xx *em28xx_get_device(int minor, - enum v4l2_buf_type *fh_type, - int *has_radio); int em28xx_register_extension(struct em28xx_ops *dev); void em28xx_unregister_extension(struct em28xx_ops *dev); void em28xx_init_extension(struct em28xx *dev); |