#include <media/saa7146_vv.h>
-#define BOARD_CAN_DO_VBI(dev) (dev->revision != 0 && dev->vv_data->vbi_minor != -1)
+#define BOARD_CAN_DO_VBI(dev) (dev->revision != 0 && dev->vv_data->vbi_minor != -1)
/****************************************************************************/
/* resource management functions, shamelessly stolen from saa7134 driver */
}
/* is it free? */
- down(&dev->lock);
+ mutex_lock(&dev->lock);
if (vv->resources & bit) {
DEB_D(("locked! vv->resources:0x%02x, we want:0x%02x\n",vv->resources,bit));
/* no, someone else uses it */
- up(&dev->lock);
+ mutex_unlock(&dev->lock);
return 0;
}
/* it's free, grab it */
fh->resources |= bit;
vv->resources |= bit;
DEB_D(("res: get 0x%02x, cur:0x%02x\n",bit,vv->resources));
- up(&dev->lock);
+ mutex_unlock(&dev->lock);
return 1;
}
struct saa7146_dev *dev = fh->dev;
struct saa7146_vv *vv = dev->vv_data;
- if ((fh->resources & bits) != bits)
- BUG();
+ BUG_ON((fh->resources & bits) != bits);
- down(&dev->lock);
+ mutex_lock(&dev->lock);
fh->resources &= ~bits;
vv->resources &= ~bits;
DEB_D(("res: put 0x%02x, cur:0x%02x\n",bits,vv->resources));
- up(&dev->lock);
+ mutex_unlock(&dev->lock);
}
/********************************************************************************/
/* common dma functions */
-void saa7146_dma_free(struct saa7146_dev *dev,struct saa7146_buf *buf)
+void saa7146_dma_free(struct saa7146_dev *dev,struct videobuf_queue *q,
+ struct saa7146_buf *buf)
{
+ struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb);
DEB_EE(("dev:%p, buf:%p\n",dev,buf));
- if (in_interrupt())
- BUG();
+ BUG_ON(in_interrupt());
videobuf_waiton(&buf->vb,0,0);
- videobuf_dma_pci_unmap(dev->pci, &buf->vb.dma);
- videobuf_dma_free(&buf->vb.dma);
- buf->vb.state = STATE_NEEDS_INIT;
+ videobuf_dma_unmap(q, dma);
+ videobuf_dma_free(dma);
+ buf->vb.state = VIDEOBUF_NEEDS_INIT;
}
buf->activate(dev,buf,NULL);
} else {
list_add_tail(&buf->vb.queue,&q->queue);
- buf->vb.state = STATE_QUEUED;
+ buf->vb.state = VIDEOBUF_QUEUED;
DEB_D(("adding buffer %p to queue. (active buffer present)\n", buf));
}
return 0;
/* finish current buffer */
if (NULL == q->curr) {
DEB_D(("aiii. no current buffer\n"));
- return;
+ return;
}
-
+
q->curr->vb.state = state;
do_gettimeofday(&q->curr->vb.ts);
wake_up(&q->curr->vb.done);
// fixme: fix this for vflip != 0
saa7146_write(dev, PROT_ADDR1, 0);
- saa7146_write(dev, MC2, (MASK_02|MASK_18));
+ saa7146_write(dev, MC2, (MASK_02|MASK_18));
/* write the address of the rps-program */
saa7146_write(dev, RPS_ADDR0, dev->d_rps0.dma_handle);
/* turn on rps */
saa7146_write(dev, MC1, (MASK_12 | MASK_28));
-
+
/*
printk("vdma%d.base_even: 0x%08x\n", 1,saa7146_read(dev,BASE_EVEN1));
printk("vdma%d.base_odd: 0x%08x\n", 1,saa7146_read(dev,BASE_ODD1));
spin_lock_irqsave(&dev->slock,flags);
if (q->curr) {
DEB_D(("timeout on %p\n", q->curr));
- saa7146_buffer_finish(dev,q,STATE_ERROR);
+ saa7146_buffer_finish(dev,q,VIDEOBUF_ERROR);
}
/* we don't restart the transfer here like other drivers do. when
DEB_EE(("inode:%p, file:%p, minor:%d\n",inode,file,minor));
- if (down_interruptible(&saa7146_devices_lock))
+ if (mutex_lock_interruptible(&saa7146_devices_lock))
return -ERESTARTSYS;
list_for_each(list,&saa7146_devices) {
}
/* allocate per open data */
- fh = kmalloc(sizeof(*fh),GFP_KERNEL);
+ fh = kzalloc(sizeof(*fh),GFP_KERNEL);
if (NULL == fh) {
DEB_S(("cannot allocate memory for per open data.\n"));
result = -ENOMEM;
goto out;
}
- memset(fh,0,sizeof(*fh));
-
+
file->private_data = fh;
fh->dev = dev;
fh->type = type;
if( fh->type == V4L2_BUF_TYPE_VBI_CAPTURE) {
DEB_S(("initializing vbi...\n"));
- result = saa7146_vbi_uops.open(dev,file);
+ if (dev->ext_vv_data->capabilities & V4L2_CAP_VBI_CAPTURE)
+ result = saa7146_vbi_uops.open(dev,file);
+ if (dev->ext_vv_data->vbi_fops.open)
+ dev->ext_vv_data->vbi_fops.open(inode, file);
} else {
DEB_S(("initializing video...\n"));
result = saa7146_video_uops.open(dev,file);
result = 0;
out:
- if( fh != 0 && result != 0 ) {
+ if (fh && result != 0) {
kfree(fh);
file->private_data = NULL;
}
- up(&saa7146_devices_lock);
- return result;
+ mutex_unlock(&saa7146_devices_lock);
+ return result;
}
static int fops_release(struct inode *inode, struct file *file)
DEB_EE(("inode:%p, file:%p\n",inode,file));
- if (down_interruptible(&saa7146_devices_lock))
+ if (mutex_lock_interruptible(&saa7146_devices_lock))
return -ERESTARTSYS;
if( fh->type == V4L2_BUF_TYPE_VBI_CAPTURE) {
- saa7146_vbi_uops.release(dev,file);
+ if (dev->ext_vv_data->capabilities & V4L2_CAP_VBI_CAPTURE)
+ saa7146_vbi_uops.release(dev,file);
+ if (dev->ext_vv_data->vbi_fops.release)
+ dev->ext_vv_data->vbi_fops.release(inode, file);
} else {
saa7146_video_uops.release(dev,file);
}
file->private_data = NULL;
kfree(fh);
- up(&saa7146_devices_lock);
+ mutex_unlock(&saa7146_devices_lock);
return 0;
}
-int saa7146_video_do_ioctl(struct inode *inode, struct file *file, unsigned int cmd, void *arg);
static int fops_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg)
{
/*
BUG();
return 0;
}
+
return videobuf_mmap_mapper(q,vma);
}
}
poll_wait(file, &buf->done, wait);
- if (buf->state == STATE_DONE || buf->state == STATE_ERROR) {
+ if (buf->state == VIDEOBUF_DONE || buf->state == VIDEOBUF_ERROR) {
DEB_D(("poll succeeded!\n"));
return POLLIN|POLLRDNORM;
}
}
case V4L2_BUF_TYPE_VBI_CAPTURE: {
// DEB_EE(("V4L2_BUF_TYPE_VBI_CAPTURE: file:%p, data:%p, count:%lu\n", file, data, (unsigned long)count));
- return saa7146_vbi_uops.read(file,data,count,ppos);
+ if (fh->dev->ext_vv_data->capabilities & V4L2_CAP_VBI_CAPTURE)
+ return saa7146_vbi_uops.read(file,data,count,ppos);
+ else
+ return -EINVAL;
}
break;
default:
}
}
-static struct file_operations video_fops =
+static ssize_t fops_write(struct file *file, const char __user *data, size_t count, loff_t *ppos)
+{
+ struct saa7146_fh *fh = file->private_data;
+
+ switch (fh->type) {
+ case V4L2_BUF_TYPE_VIDEO_CAPTURE:
+ return -EINVAL;
+ case V4L2_BUF_TYPE_VBI_CAPTURE:
+ if (fh->dev->ext_vv_data->vbi_fops.write)
+ return fh->dev->ext_vv_data->vbi_fops.write(file, data, count, ppos);
+ else
+ return -EINVAL;
+ default:
+ BUG();
+ return -EINVAL;
+ }
+}
+
+static const struct file_operations video_fops =
{
.owner = THIS_MODULE,
.open = fops_open,
.release = fops_release,
.read = fops_read,
+ .write = fops_write,
.poll = fops_poll,
.mmap = fops_mmap,
.ioctl = fops_ioctl,
static void vv_callback(struct saa7146_dev *dev, unsigned long status)
{
u32 isr = status;
-
+
DEB_INT(("dev:%p, isr:0x%08x\n",dev,(u32)status));
if (0 != (isr & (MASK_27))) {
static struct video_device device_template =
{
- .hardware = VID_HARDWARE_SAA7146,
.fops = &video_fops,
.minor = -1,
};
int saa7146_vv_init(struct saa7146_dev* dev, struct saa7146_ext_vv *ext_vv)
{
- struct saa7146_vv *vv = kmalloc (sizeof(struct saa7146_vv),GFP_KERNEL);
+ struct saa7146_vv *vv = kzalloc (sizeof(struct saa7146_vv),GFP_KERNEL);
if( NULL == vv ) {
ERR(("out of memory. aborting.\n"));
return -1;
}
- memset(vv, 0x0, sizeof(*vv));
DEB_EE(("dev:%p\n",dev));
handle different devices that might need different
configuration data) */
dev->ext_vv_data = ext_vv;
-
+
vv->video_minor = -1;
vv->vbi_minor = -1;
- vv->d_clipping.cpu_addr = pci_alloc_consistent(dev->pci, SAA7146_CLIPPING_MEM, &vv->d_clipping.dma_handle);
+ vv->d_clipping.cpu_addr = pci_alloc_consistent(dev->pci, SAA7146_CLIPPING_MEM, &vv->d_clipping.dma_handle);
if( NULL == vv->d_clipping.cpu_addr ) {
ERR(("out of memory. aborting.\n"));
kfree(vv);
memset(vv->d_clipping.cpu_addr, 0x0, SAA7146_CLIPPING_MEM);
saa7146_video_uops.init(dev,vv);
- saa7146_vbi_uops.init(dev,vv);
-
+ if (dev->ext_vv_data->capabilities & V4L2_CAP_VBI_CAPTURE)
+ saa7146_vbi_uops.init(dev,vv);
+
dev->vv_data = vv;
dev->vv_callback = &vv_callback;
return 0;
}
+EXPORT_SYMBOL_GPL(saa7146_vv_init);
int saa7146_vv_release(struct saa7146_dev* dev)
{
struct saa7146_vv *vv = dev->vv_data;
DEB_EE(("dev:%p\n",dev));
-
- pci_free_consistent(dev->pci, SAA7146_RPS_MEM, vv->d_clipping.cpu_addr, vv->d_clipping.dma_handle);
- kfree(vv);
+
+ pci_free_consistent(dev->pci, SAA7146_CLIPPING_MEM, vv->d_clipping.cpu_addr, vv->d_clipping.dma_handle);
+ kfree(vv);
dev->vv_data = NULL;
dev->vv_callback = NULL;
-
+
return 0;
}
+EXPORT_SYMBOL_GPL(saa7146_vv_release);
int saa7146_register_device(struct video_device **vid, struct saa7146_dev* dev,
char *name, int type)
DEB_EE(("dev:%p, name:'%s', type:%d\n",dev,name,type));
// released by vfd->release
- vfd = video_device_alloc();
+ vfd = video_device_alloc();
if (vfd == NULL)
return -ENOMEM;
// fixme: -1 should be an insmod parameter *for the extension* (like "video_nr");
if (video_register_device(vfd, type, -1) < 0) {
ERR(("cannot register v4l2 device. skipping.\n"));
+ video_device_release(vfd);
return -1;
}
*vid = vfd;
return 0;
}
+EXPORT_SYMBOL_GPL(saa7146_register_device);
int saa7146_unregister_device(struct video_device **vid, struct saa7146_dev* dev)
{
struct saa7146_vv *vv = dev->vv_data;
-
+
DEB_EE(("dev:%p\n",dev));
- if( VFL_TYPE_GRABBER == (*vid)->type ) {
+ if ((*vid)->vfl_type == VFL_TYPE_GRABBER) {
vv->video_minor = -1;
} else {
vv->vbi_minor = -1;
return 0;
}
+EXPORT_SYMBOL_GPL(saa7146_unregister_device);
static int __init saa7146_vv_init_module(void)
{
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff