From d2b30e9068577e15e432974ddf0862315ec2069c Mon Sep 17 00:00:00 2001 From: Ezequiel García Date: Sat, 5 May 2012 12:17:33 -0300 Subject: [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: Ezequiel Garcia Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/em28xx/em28xx-cards.c | 7 ------- drivers/media/video/em28xx/em28xx-video.c | 1 - drivers/media/video/em28xx/em28xx.h | 1 - 3 files changed, 9 deletions(-) (limited to 'drivers/media/video/em28xx') diff --git a/drivers/media/video/em28xx/em28xx-cards.c b/drivers/media/video/em28xx/em28xx-cards.c index fcc713f8098d..20a7e24de6fb 100644 --- a/drivers/media/video/em28xx/em28xx-cards.c +++ b/drivers/media/video/em28xx/em28xx-cards.c @@ -2945,9 +2945,6 @@ static int em28xx_init_dev(struct em28xx *dev, struct usb_device *udev, dev->udev = udev; mutex_init(&dev->ctrl_urb_lock); 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_read_reg = em28xx_read_reg; @@ -3385,8 +3382,6 @@ static void em28xx_usb_disconnect(struct usb_interface *interface) resources */ mutex_lock(&dev->lock); - wake_up_interruptible_all(&dev->open); - v4l2_device_disconnect(&dev->v4l2_dev); if (dev->users) { @@ -3398,8 +3393,6 @@ static void em28xx_usb_disconnect(struct usb_interface *interface) dev->state |= DEV_MISCONFIGURED; em28xx_uninit_isoc(dev, dev->mode); dev->state |= DEV_DISCONNECTED; - wake_up_interruptible(&dev->wait_frame); - wake_up_interruptible(&dev->wait_stream); } else { dev->state |= DEV_DISCONNECTED; em28xx_release_resources(dev); diff --git a/drivers/media/video/em28xx/em28xx-video.c b/drivers/media/video/em28xx/em28xx-video.c index 308a1dd08cfb..1d4068052ef0 100644 --- a/drivers/media/video/em28xx/em28xx-video.c +++ b/drivers/media/video/em28xx/em28xx-video.c @@ -2284,7 +2284,6 @@ static int em28xx_v4l2_close(struct file *filp) videobuf_mmap_free(&fh->vb_vbiq); kfree(fh); dev->users--; - wake_up_interruptible_nr(&dev->open, 1); return 0; } diff --git a/drivers/media/video/em28xx/em28xx.h b/drivers/media/video/em28xx/em28xx.h index a3f77f6f5d95..8757523e6863 100644 --- a/drivers/media/video/em28xx/em28xx.h +++ b/drivers/media/video/em28xx/em28xx.h @@ -570,7 +570,6 @@ struct em28xx { struct mutex ctrl_urb_lock; /* protects urb_buf */ /* spinlock_t queue_lock; */ struct list_head inqueue, outqueue; - wait_queue_head_t open, wait_frame, wait_stream; struct video_device *vbi_dev; struct video_device *radio_dev; -- cgit v1.2.3