/*
- $Id: bttv-driver.c,v 1.52 2005/08/04 00:55:16 mchehab Exp $
bttv - Bt848 frame grabber driver
#include "bttvp.h"
+#include "rds.h"
+
+
unsigned int bttv_num; /* number of Bt848s in use */
struct bttv bttvs[BTTV_MAX];
/* no PLL needed */
if (btv->pll.pll_current == 0)
return;
- vprintk(KERN_INFO "bttv%d: PLL can sleep, using XTAL (%d).\n",
- btv->c.nr,btv->pll.pll_ifreq);
+ bttv_printk(KERN_INFO "bttv%d: PLL can sleep, using XTAL (%d).\n",
+ btv->c.nr,btv->pll.pll_ifreq);
btwrite(0x00,BT848_TGCTRL);
btwrite(0x00,BT848_PLL_XCI);
btv->pll.pll_current = 0;
return;
}
- vprintk(KERN_INFO "bttv%d: PLL: %d => %d ",btv->c.nr,
- btv->pll.pll_ifreq, btv->pll.pll_ofreq);
+ bttv_printk(KERN_INFO "bttv%d: PLL: %d => %d ",btv->c.nr,
+ btv->pll.pll_ifreq, btv->pll.pll_ofreq);
set_pll_freq(btv, btv->pll.pll_ifreq, btv->pll.pll_ofreq);
for (i=0; i<10; i++) {
/* Let other people run while the PLL stabilizes */
- vprintk(".");
+ bttv_printk(".");
msleep(10);
if (btread(BT848_DSTATUS) & BT848_DSTATUS_PLOCK) {
} else {
btwrite(0x08,BT848_TGCTRL);
btv->pll.pll_current = btv->pll.pll_ofreq;
- vprintk(" ok\n");
+ bttv_printk(" ok\n");
return;
}
}
btv->pll.pll_current = -1;
- vprintk("failed\n");
+ bttv_printk("failed\n");
return;
}
c.norm = btv->tvnorm;
c.channel = btv->input;
bttv_call_i2c_clients(btv,VIDIOCSCHAN,&c);
- if (btv->c.type == BTTV_VOODOOTV_FM)
+ if (btv->c.type == BTTV_BOARD_VOODOOTV_FM)
bttv_tda9880_setnorm(btv,c.norm);
}
bt848A_set_timing(btv);
switch (btv->c.type) {
- case BTTV_VOODOOTV_FM:
+ case BTTV_BOARD_VOODOOTV_FM:
bttv_tda9880_setnorm(btv,norm);
break;
}
}
down(&fh->cap.lock);
- if (fh->ov.clips)
- kfree(fh->ov.clips);
+ kfree(fh->ov.clips);
fh->ov.clips = clips;
fh->ov.nclips = n;
fh->ov.w.height = fb->fmt.height;
btv->init.ov.w.width = fb->fmt.width;
btv->init.ov.w.height = fb->fmt.height;
- if (fh->ov.clips)
- kfree(fh->ov.clips);
+ kfree(fh->ov.clips);
fh->ov.clips = NULL;
fh->ov.nclips = 0;
dprintk("bttv%d: open called (radio)\n",btv->c.nr);
down(&btv->lock);
- if (btv->radio_user) {
- up(&btv->lock);
- return -EBUSY;
- }
+
btv->radio_user++;
+
file->private_data = btv;
- i2c_vidiocschan(btv);
- bttv_call_i2c_clients(btv,AUDC_SET_RADIO,&btv->tuner_type);
+ bttv_call_i2c_clients(btv,AUDC_SET_RADIO,&btv->tuner_type);
audio_mux(btv,AUDIO_RADIO);
up(&btv->lock);
static int radio_release(struct inode *inode, struct file *file)
{
- struct bttv *btv = file->private_data;
+ struct bttv *btv = file->private_data;
+ struct rds_command cmd;
btv->radio_user--;
+
+ bttv_call_i2c_clients(btv, RDS_CMD_CLOSE, &cmd);
+
return 0;
}
return video_usercopy(inode, file, cmd, arg, radio_do_ioctl);
}
+static ssize_t radio_read(struct file *file, char __user *data,
+ size_t count, loff_t *ppos)
+{
+ struct bttv *btv = file->private_data;
+ struct rds_command cmd;
+ cmd.block_count = count/3;
+ cmd.buffer = data;
+ cmd.instance = file;
+ cmd.result = -ENODEV;
+
+ bttv_call_i2c_clients(btv, RDS_CMD_READ, &cmd);
+
+ return cmd.result;
+}
+
+static unsigned int radio_poll(struct file *file, poll_table *wait)
+{
+ struct bttv *btv = file->private_data;
+ struct rds_command cmd;
+ cmd.instance = file;
+ cmd.event_list = wait;
+ cmd.result = -ENODEV;
+ bttv_call_i2c_clients(btv, RDS_CMD_POLL, &cmd);
+
+ return cmd.result;
+}
+
static struct file_operations radio_fops =
{
.owner = THIS_MODULE,
.open = radio_open,
+ .read = radio_read,
.release = radio_release,
.ioctl = radio_ioctl,
.llseek = no_llseek,
+ .poll = radio_poll,
};
static struct video_device radio_template =
count++;
if (count > 4) {
- btwrite(0, BT848_INT_MASK);
- printk(KERN_ERR
- "bttv%d: IRQ lockup, cleared int mask [", btv->c.nr);
+
+ if (count > 8 || !(astat & BT848_INT_GPINT)) {
+ btwrite(0, BT848_INT_MASK);
+
+ printk(KERN_ERR
+ "bttv%d: IRQ lockup, cleared int mask [", btv->c.nr);
+ } else {
+ printk(KERN_ERR
+ "bttv%d: IRQ lockup, clearing GPINT from int mask [", btv->c.nr);
+
+ btwrite(btread(BT848_INT_MASK) & (-1 ^ BT848_INT_GPINT),
+ BT848_INT_MASK);
+ };
+
bttv_print_irqbits(stat,astat);
+
printk("]\n");
}
}
btv->timeout.function = bttv_irq_timeout;
btv->timeout.data = (unsigned long)btv;
- btv->i2c_rc = -1;
- btv->tuner_type = UNSET;
- btv->pinnacle_id = UNSET;
+ btv->i2c_rc = -1;
+ btv->tuner_type = UNSET;
+ btv->pinnacle_id = UNSET;
btv->new_input = UNSET;
- btv->gpioirq = 1;
btv->has_radio=radio[btv->c.nr];
/* pci stuff (init, get irq/mmio, ... */
btv->c.pci = dev;
- btv->id = dev->device;
+ btv->id = dev->device;
if (pci_enable_device(dev)) {
- printk(KERN_WARNING "bttv%d: Can't enable device.\n",
+ printk(KERN_WARNING "bttv%d: Can't enable device.\n",
btv->c.nr);
return -EIO;
}
struct bttv_buffer_set idle;
unsigned long flags;
+ dprintk("bttv%d: suspend %d\n", btv->c.nr, state.event);
/* stop dma + irqs */
spin_lock_irqsave(&btv->s_lock,flags);
{
struct bttv *btv = pci_get_drvdata(pci_dev);
unsigned long flags;
+ int err;
dprintk("bttv%d: resume\n", btv->c.nr);
/* restore pci state */
if (btv->state.disabled) {
- pci_enable_device(pci_dev);
+ err=pci_enable_device(pci_dev);
+ if (err) {
+ printk(KERN_WARNING "bttv%d: Can't enable device.\n",
+ btv->c.nr);
+ return err;
+ }
btv->state.disabled = 0;
}
- pci_set_power_state(pci_dev, PCI_D0);
+ err=pci_set_power_state(pci_dev, PCI_D0);
+ if (err) {
+ pci_disable_device(pci_dev);
+ printk(KERN_WARNING "bttv%d: Can't enable device.\n",
+ btv->c.nr);
+ btv->state.disabled = 1;
+ return err;
+ }
+
pci_restore_state(pci_dev);
/* restore bt878 state */