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[media] s2255drv: removal of s2255_dmaqueue structure

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Removal of unused and unnecessary s2255dma_queue structure.

Signed-off-by: Dean Anderson <linux-dev@sensoray.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
This commit is contained in:
Dean Anderson 2014-02-04 17:18:03 -03:00 committed by Mauro Carvalho Chehab
parent 381d0a40a4
commit d86c6a8cc5
1 changed files with 10 additions and 19 deletions
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29
drivers/media/usb/s2255/s2255drv.c
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@ -1,7 +1,7 @@
/*
* s2255drv.c - a driver for the Sensoray 2255 USB video capture device
*
* Copyright (C) 2007-2013 by Sensoray Company Inc.
* Copyright (C) 2007-2014 by Sensoray Company Inc.
* Dean Anderson
*
* Some video buffer code based on vivi driver:
@ -52,7 +52,7 @@
#include <media/v4l2-ctrls.h>
#include <media/v4l2-event.h>
#define S2255_VERSION "1.23.1"
#define S2255_VERSION "1.24.1"
#define FIRMWARE_FILE_NAME "f2255usb.bin"
/* default JPEG quality */
@ -178,11 +178,6 @@ struct s2255_bufferi {
DEF_FDEC, DEF_BRIGHT, DEF_CONTRAST, DEF_SATURATION, \
DEF_HUE, 0, DEF_USB_BLOCK, 0}
struct s2255_dmaqueue {
struct list_head active;
struct s2255_dev *dev;
};
/* for firmware loading, fw_state */
#define S2255_FW_NOTLOADED 0
#define S2255_FW_LOADED_DSPWAIT 1
@ -223,7 +218,7 @@ struct s2255_channel {
struct v4l2_ctrl_handler hdl;
struct v4l2_ctrl *jpegqual_ctrl;
int resources;
struct s2255_dmaqueue vidq;
struct list_head buf_list;
struct s2255_bufferi buffer;
struct s2255_mode mode;
v4l2_std_id std;
@ -574,18 +569,17 @@ static void s2255_fwchunk_complete(struct urb *urb)
static int s2255_got_frame(struct s2255_channel *channel, int jpgsize)
{
struct s2255_dmaqueue *dma_q = &channel->vidq;
struct s2255_buffer *buf;
struct s2255_dev *dev = to_s2255_dev(channel->vdev.v4l2_dev);
unsigned long flags = 0;
int rc = 0;
spin_lock_irqsave(&dev->slock, flags);
if (list_empty(&dma_q->active)) {
if (list_empty(&channel->buf_list)) {
dprintk(dev, 1, "No active queue to serve\n");
rc = -1;
goto unlock;
}
buf = list_entry(dma_q->active.next,
buf = list_entry(channel->buf_list.next,
struct s2255_buffer, vb.queue);
list_del(&buf->vb.queue);
v4l2_get_timestamp(&buf->vb.ts);
@ -747,10 +741,9 @@ static void buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb)
struct s2255_buffer *buf = container_of(vb, struct s2255_buffer, vb);
struct s2255_fh *fh = vq->priv_data;
struct s2255_channel *channel = fh->channel;
struct s2255_dmaqueue *vidq = &channel->vidq;
dprintk(fh->dev, 1, "%s\n", __func__);
buf->vb.state = VIDEOBUF_QUEUED;
list_add_tail(&buf->vb.queue, &vidq->active);
list_add_tail(&buf->vb.queue, &channel->buf_list);
}
static void buffer_release(struct videobuf_queue *vq,
@ -1679,11 +1672,10 @@ static int __s2255_open(struct file *file)
}
dprintk(dev, 1, "%s: dev=%s type=%s\n", __func__,
video_device_node_name(vdev), v4l2_type_names[type]);
dprintk(dev, 2, "%s: fh=0x%08lx, dev=0x%08lx, vidq=0x%08lx\n", __func__,
(unsigned long)fh, (unsigned long)dev,
(unsigned long)&channel->vidq);
dprintk(dev, 2, "%s: fh=0x%08lx, dev=0x%08lx\n", __func__,
(unsigned long)fh, (unsigned long)dev);
dprintk(dev, 4, "%s: list_empty active=%d\n", __func__,
list_empty(&channel->vidq.active));
list_empty(&channel->buf_list));
videobuf_queue_vmalloc_init(&fh->vb_vidq, &s2255_video_qops,
NULL, &dev->slock,
fh->type,
@ -1876,7 +1868,7 @@ static int s2255_probe_v4l(struct s2255_dev *dev)
/* register 4 video devices */
for (i = 0; i < MAX_CHANNELS; i++) {
channel = &dev->channel[i];
INIT_LIST_HEAD(&channel->vidq.active);
INIT_LIST_HEAD(&channel->buf_list);
v4l2_ctrl_handler_init(&channel->hdl, 6);
v4l2_ctrl_new_std(&channel->hdl, &s2255_ctrl_ops,
@ -1901,7 +1893,6 @@ static int s2255_probe_v4l(struct s2255_dev *dev)
dev_err(&dev->udev->dev, "couldn't register control\n");
break;
}
channel->vidq.dev = dev;
/* register 4 video devices */
channel->vdev = template;
channel->vdev.ctrl_handler = &channel->hdl;