diff options
Diffstat (limited to 'drivers/media/video/uvc/uvc_queue.c')
| -rw-r--r-- | drivers/media/video/uvc/uvc_queue.c | 11 |
1 files changed, 3 insertions, 8 deletions
diff --git a/drivers/media/video/uvc/uvc_queue.c b/drivers/media/video/uvc/uvc_queue.c index e9928a415086..ed6d5449741c 100644 --- a/drivers/media/video/uvc/uvc_queue.c +++ b/drivers/media/video/uvc/uvc_queue.c @@ -1,8 +1,8 @@ /* * uvc_queue.c -- USB Video Class driver - Buffers management * - * Copyright (C) 2005-2009 - * Laurent Pinchart (laurent.pinchart@skynet.be) + * Copyright (C) 2005-2010 + * Laurent Pinchart (laurent.pinchart@ideasonboard.com) * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -135,7 +135,6 @@ int uvc_alloc_buffers(struct uvc_video_queue *queue, unsigned int nbuffers, queue->buffer[i].buf.m.offset = i * bufsize; queue->buffer[i].buf.length = buflength; queue->buffer[i].buf.type = queue->type; - queue->buffer[i].buf.sequence = 0; queue->buffer[i].buf.field = V4L2_FIELD_NONE; queue->buffer[i].buf.memory = V4L2_MEMORY_MMAP; queue->buffer[i].buf.flags = 0; @@ -410,8 +409,7 @@ done: * state can be properly initialized before buffers are accessed from the * interrupt handler. * - * Enabling the video queue initializes parameters (such as sequence number, - * sync pattern, ...). If the queue is already enabled, return -EBUSY. + * Enabling the video queue returns -EBUSY if the queue is already enabled. * * Disabling the video queue cancels the queue and removes all buffers from * the main queue. @@ -430,7 +428,6 @@ int uvc_queue_enable(struct uvc_video_queue *queue, int enable) ret = -EBUSY; goto done; } - queue->sequence = 0; queue->flags |= UVC_QUEUE_STREAMING; queue->buf_used = 0; } else { @@ -510,8 +507,6 @@ struct uvc_buffer *uvc_queue_next_buffer(struct uvc_video_queue *queue, nextbuf = NULL; spin_unlock_irqrestore(&queue->irqlock, flags); - buf->buf.sequence = queue->sequence++; - wake_up(&buf->wait); return nextbuf; } |