Commit d2b30e90 authored by Ezequiel García's avatar Ezequiel García Committed by Mauro Carvalho Chehab

[media] em28xx: Remove unused wait_queue's

Nobody ever waits on any of these wait_queue's,
so this patch removes them completely.
Tested by compilation only.
Signed-off-by: default avatarEzequiel Garcia <elezegarcia@gmail.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent cd624c7b
...@@ -2945,9 +2945,6 @@ static int em28xx_init_dev(struct em28xx *dev, struct usb_device *udev, ...@@ -2945,9 +2945,6 @@ static int em28xx_init_dev(struct em28xx *dev, struct usb_device *udev,
dev->udev = udev; dev->udev = udev;
mutex_init(&dev->ctrl_urb_lock); mutex_init(&dev->ctrl_urb_lock);
spin_lock_init(&dev->slock); spin_lock_init(&dev->slock);
init_waitqueue_head(&dev->open);
init_waitqueue_head(&dev->wait_frame);
init_waitqueue_head(&dev->wait_stream);
dev->em28xx_write_regs = em28xx_write_regs; dev->em28xx_write_regs = em28xx_write_regs;
dev->em28xx_read_reg = em28xx_read_reg; dev->em28xx_read_reg = em28xx_read_reg;
...@@ -3385,8 +3382,6 @@ static void em28xx_usb_disconnect(struct usb_interface *interface) ...@@ -3385,8 +3382,6 @@ static void em28xx_usb_disconnect(struct usb_interface *interface)
resources */ resources */
mutex_lock(&dev->lock); mutex_lock(&dev->lock);
wake_up_interruptible_all(&dev->open);
v4l2_device_disconnect(&dev->v4l2_dev); v4l2_device_disconnect(&dev->v4l2_dev);
if (dev->users) { if (dev->users) {
...@@ -3398,8 +3393,6 @@ static void em28xx_usb_disconnect(struct usb_interface *interface) ...@@ -3398,8 +3393,6 @@ static void em28xx_usb_disconnect(struct usb_interface *interface)
dev->state |= DEV_MISCONFIGURED; dev->state |= DEV_MISCONFIGURED;
em28xx_uninit_isoc(dev, dev->mode); em28xx_uninit_isoc(dev, dev->mode);
dev->state |= DEV_DISCONNECTED; dev->state |= DEV_DISCONNECTED;
wake_up_interruptible(&dev->wait_frame);
wake_up_interruptible(&dev->wait_stream);
} else { } else {
dev->state |= DEV_DISCONNECTED; dev->state |= DEV_DISCONNECTED;
em28xx_release_resources(dev); em28xx_release_resources(dev);
......
...@@ -2284,7 +2284,6 @@ static int em28xx_v4l2_close(struct file *filp) ...@@ -2284,7 +2284,6 @@ static int em28xx_v4l2_close(struct file *filp)
videobuf_mmap_free(&fh->vb_vbiq); videobuf_mmap_free(&fh->vb_vbiq);
kfree(fh); kfree(fh);
dev->users--; dev->users--;
wake_up_interruptible_nr(&dev->open, 1);
return 0; return 0;
} }
......
...@@ -570,7 +570,6 @@ struct em28xx { ...@@ -570,7 +570,6 @@ struct em28xx {
struct mutex ctrl_urb_lock; /* protects urb_buf */ struct mutex ctrl_urb_lock; /* protects urb_buf */
/* spinlock_t queue_lock; */ /* spinlock_t queue_lock; */
struct list_head inqueue, outqueue; struct list_head inqueue, outqueue;
wait_queue_head_t open, wait_frame, wait_stream;
struct video_device *vbi_dev; struct video_device *vbi_dev;
struct video_device *radio_dev; struct video_device *radio_dev;
......
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