#include <linux/kernel.h>
#include <linux/major.h>
#include <linux/slab.h>
+#include <linux/smp_lock.h>
#include <linux/mm.h>
#include <linux/init.h>
#include <linux/poll.h>
#include <linux/vmalloc.h>
#include <linux/videodev.h>
#include <media/v4l2-common.h>
+#include <media/v4l2-ioctl.h>
#include "saa7146.h"
#include "saa7146reg.h"
static struct saa7146 saa7146s[SAA7146_MAX];
-static int saa_num = 0; /* number of SAA7146s in use */
+static int saa_num; /* number of SAA7146s in use */
static int video_nr = -1;
module_param(video_nr, int, 0);
attach_inform(saa, i);
}
-static int debiwait_maxwait = 0;
+static int debiwait_maxwait;
static int wait_for_debi_done(struct saa7146 *saa)
{
}
}
-static irqreturn_t saa7146_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t saa7146_irq(int irq, void *dev_id)
{
struct saa7146 *saa = dev_id;
u32 stat, astat;
clip_draw_rectangle(clipmap, 0, 0, 1024, -saa->win.y);
}
-static int saa_ioctl(struct inode *inode, struct file *file,
+static long saa_ioctl(struct file *file,
unsigned int cmd, unsigned long argl)
{
struct saa7146 *saa = file->private_data;
u32 format;
if (copy_from_user(&p, arg, sizeof(p)))
return -EFAULT;
- if (p.palette < sizeof(palette2fmt) / sizeof(u32)) {
+ if (p.palette < ARRAY_SIZE(palette2fmt)) {
format = palette2fmt[p.palette];
saa->win.color_fmt = format;
saawrite(format | 0x60,
return count;
}
-static int saa_open(struct inode *inode, struct file *file)
+static int saa_open(struct file *file)
{
struct video_device *vdev = video_devdata(file);
struct saa7146 *saa = container_of(vdev, struct saa7146, video_dev);
+ lock_kernel();
file->private_data = saa;
saa->user++;
- if (saa->user > 1)
+ if (saa->user > 1) {
+ unlock_kernel();
return 0; /* device open already, don't reset */
+ }
saa->writemode = VID_WRITE_MPEG_VID; /* default to video */
+ unlock_kernel();
return 0;
}
-static int saa_release(struct inode *inode, struct file *file)
+static int saa_release(struct file *file)
{
struct saa7146 *saa = file->private_data;
saa->user--;
return 0;
}
-static struct file_operations saa_fops = {
+static const struct v4l2_file_operations saa_fops = {
.owner = THIS_MODULE,
.open = saa_open,
.release = saa_release,
.ioctl = saa_ioctl,
- .compat_ioctl = v4l_compat_ioctl32,
.read = saa_read,
- .llseek = no_llseek,
.write = saa_write,
.mmap = saa_mmap,
};
/* template for video_device-structure */
static struct video_device saa_template = {
.name = "SAA7146A",
- .type = VID_TYPE_CAPTURE | VID_TYPE_OVERLAY,
- .hardware = VID_HARDWARE_SAA7146,
.fops = &saa_fops,
- .minor = -1,
+ .release = video_device_release_empty,
};
static int __devinit configure_saa7146(struct pci_dev *pdev, int num)
saa->id = pdev->device;
saa->irq = pdev->irq;
- saa->video_dev.minor = -1;
saa->saa7146_adr = pci_resource_start(pdev, 0);
pci_read_config_byte(pdev, PCI_CLASS_REVISION, &saa->revision);
memcpy(&saa->video_dev, &saa_template, sizeof(saa_template));
saawrite(0, SAA7146_IER); /* turn off all interrupts */
- retval = request_irq(saa->irq, saa7146_irq, SA_SHIRQ | SA_INTERRUPT,
+ retval = request_irq(saa->irq, saa7146_irq, IRQF_SHARED | IRQF_DISABLED,
"stradis", saa);
if (retval == -EINVAL)
dev_err(&pdev->dev, "%d: Bad irq number or handler\n", num);
free_irq(saa->irq, saa);
if (saa->saa7146_mem)
iounmap(saa->saa7146_mem);
- if (saa->video_dev.minor != -1)
+ if (video_is_registered(&saa->video_dev))
video_unregister_device(&saa->video_dev);
}
{ 0 }
};
-MODULE_DEVICE_TABLE(pci, stradis_pci_tbl);
static struct pci_driver stradis_driver = {
.name = "stradis",
.remove = __devexit_p(stradis_remove)
};
-int __init stradis_init(void)
+static int __init stradis_init(void)
{
int retval;
return retval;
}
-void __exit stradis_exit(void)
+static void __exit stradis_exit(void)
{
pci_unregister_driver(&stradis_driver);
printk(KERN_INFO "stradis: module cleanup complete\n");