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Diffstat (limited to 'drivers/media/video/em28xx')
-rw-r--r--drivers/media/video/em28xx/em28xx-cards.c1
-rw-r--r--drivers/media/video/em28xx/em28xx-core.c28
-rw-r--r--drivers/media/video/em28xx/em28xx-video.c23
-rw-r--r--drivers/media/video/em28xx/em28xx.h3
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);