fedora core 6 1.2949 + vserver 2.2.0

[linux-2.6.git] / drivers / media / common / saa7146_fops.c

diff --git a/drivers/media/common/saa7146_fops.c b/drivers/media/common/saa7146_fops.c
index f8cf73e..d867a6a 100644 (file)
--- a/drivers/media/common/saa7146_fops.c
+++ b/drivers/media/common/saa7146_fops.c
@@ -17,18 +17,18 @@ int saa7146_res_get(struct saa7146_fh *fh, unsigned int bit)
        }
 
        /* 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;
 }
 
@@ -37,29 +37,28 @@ void saa7146_res_free(struct saa7146_fh *fh, unsigned int bits)
        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)
 {
        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_unmap(q, &buf->vb.dma);
        videobuf_dma_free(&buf->vb.dma);
        buf->vb.state = STATE_NEEDS_INIT;
 }
@@ -204,7 +203,7 @@ static int fops_open(struct inode *inode, struct file *file)
 
        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) {
@@ -276,7 +275,7 @@ out:
                kfree(fh);
                file->private_data = NULL;
        }
-       up(&saa7146_devices_lock);
+       mutex_unlock(&saa7146_devices_lock);
        return result;
 }
 
@@ -287,7 +286,7 @@ 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) {
@@ -303,7 +302,7 @@ static int fops_release(struct inode *inode, struct file *file)
        file->private_data = NULL;
        kfree(fh);
 
-       up(&saa7146_devices_lock);
+       mutex_unlock(&saa7146_devices_lock);
 
        return 0;
 }
@@ -456,7 +455,6 @@ static void vv_callback(struct saa7146_dev *dev, unsigned long status)
 
 static struct video_device device_template =
 {
-       .hardware       = VID_HARDWARE_SAA7146,
        .fops           = &video_fops,
        .minor          = -1,
 };
@@ -502,6 +500,7 @@ int saa7146_vv_init(struct saa7146_dev* dev, struct saa7146_ext_vv *ext_vv)
 
        return 0;
 }
+EXPORT_SYMBOL_GPL(saa7146_vv_init);
 
 int saa7146_vv_release(struct saa7146_dev* dev)
 {
@@ -516,6 +515,7 @@ int saa7146_vv_release(struct saa7146_dev* dev)
 
        return 0;
 }
+EXPORT_SYMBOL_GPL(saa7146_vv_release);
 
 int saa7146_register_device(struct video_device **vid, struct saa7146_dev* dev,
                            char *name, int type)
@@ -554,6 +554,7 @@ int saa7146_register_device(struct video_device **vid, struct saa7146_dev* dev,
        *vid = vfd;
        return 0;
 }
+EXPORT_SYMBOL_GPL(saa7146_register_device);
 
 int saa7146_unregister_device(struct video_device **vid, struct saa7146_dev* dev)
 {
@@ -572,6 +573,7 @@ int saa7146_unregister_device(struct video_device **vid, struct saa7146_dev* dev
 
        return 0;
 }
+EXPORT_SYMBOL_GPL(saa7146_unregister_device);
 
 static int __init saa7146_vv_init_module(void)
 {