#include "bttv.h"
#include <media/audiochip.h>
-#include <media/id.h>
+#include <media/v4l2-common.h>
#ifndef VIDEO_AUDIO_BALANCE
# define VIDEO_AUDIO_BALANCE 32
MODULE_DESCRIPTION("bttv driver for the tda7432 audio processor chip");
MODULE_LICENSE("GPL");
-MODULE_PARM(debug,"i");
-MODULE_PARM(loudness,"i");
+static int maxvol;
+static int loudness; /* disable loudness by default */
+static int debug; /* insmod parameter */
+module_param(debug, int, S_IRUGO | S_IWUSR);
+module_param(loudness, int, S_IRUGO);
MODULE_PARM_DESC(maxvol,"Set maximium volume to +20db (0), default is 0db(1)");
-MODULE_PARM(maxvol,"i");
-static int maxvol = 0;
-static int loudness = 0; /* disable loudness by default */
-static int debug = 0; /* insmod parameter */
+module_param(maxvol, int, S_IRUGO | S_IWUSR);
/* Address to scan (I2C address of this chip) */
I2C_TDA7432 >> 1,
I2C_CLIENT_END,
};
-static unsigned short normal_i2c_range[] = { I2C_CLIENT_END, I2C_CLIENT_END };
I2C_CLIENT_INSMOD;
/* Structure of address and subaddresses for the tda7432 */
static struct i2c_driver driver;
static struct i2c_client client_template;
-#define dprintk if (debug) printk
-#define d2printk if (debug > 1) printk
-
/* The TDA7432 is made by STS-Thompson
* http://www.st.com
* http://us.st.com/stonline/books/pdf/docs/4056.pdf
static int tda7432_write(struct i2c_client *client, int subaddr, int val)
{
unsigned char buffer[2];
- d2printk("tda7432: In tda7432_write\n");
- dprintk("tda7432: Writing %d 0x%x\n", subaddr, val);
+ v4l_dbg(2, debug,client,"In tda7432_write\n");
+ v4l_dbg(1, debug,client,"Writing %d 0x%x\n", subaddr, val);
buffer[0] = subaddr;
buffer[1] = val;
if (2 != i2c_master_send(client,buffer,2)) {
- printk(KERN_WARNING "tda7432: I/O error, trying (write %d 0x%x)\n",
+ v4l_err(client,"I/O error, trying (write %d 0x%x)\n",
subaddr, val);
return -1;
}
}
/* I don't think we ever actually _read_ the chip... */
-#if 0
-static int tda7432_read(struct i2c_client *client)
-{
- unsigned char buffer;
- d2printk("tda7432: In tda7432_read\n");
- if (1 != i2c_master_recv(client,&buffer,1)) {
- printk(KERN_WARNING "tda7432: I/O error, trying (read)\n");
- return -1;
- }
- dprintk("tda7432: Read 0x%02x\n", buffer);
- return buffer;
-}
-#endif
static int tda7432_set(struct i2c_client *client)
{
struct tda7432 *t = i2c_get_clientdata(client);
unsigned char buf[16];
- d2printk("tda7432: In tda7432_set\n");
+ v4l_dbg(2, debug,client,"In tda7432_set\n");
- dprintk(KERN_INFO
+ v4l_dbg(1, debug,client,
"tda7432: 7432_set(0x%02x,0x%02x,0x%02x,0x%02x,0x%02x,0x%02x,0x%02x,0x%02x,0x%02x)\n",
t->input,t->volume,t->bass,t->treble,t->lf,t->lr,t->rf,t->rr,t->loud);
buf[0] = TDA7432_IN;
buf[8] = t->rr;
buf[9] = t->loud;
if (10 != i2c_master_send(client,buf,10)) {
- printk(KERN_WARNING "tda7432: I/O error, trying tda7432_set\n");
+ v4l_err(client,"I/O error, trying tda7432_set\n");
return -1;
}
static void do_tda7432_init(struct i2c_client *client)
{
struct tda7432 *t = i2c_get_clientdata(client);
- d2printk("tda7432: In tda7432_init\n");
+ v4l_dbg(2, debug,client,"In tda7432_init\n");
t->input = TDA7432_STEREO_IN | /* Main (stereo) input */
TDA7432_BASS_SYM | /* Symmetric bass cut */
{
struct tda7432 *t;
struct i2c_client *client;
- d2printk("tda7432: In tda7432_attach\n");
- t = kmalloc(sizeof *t,GFP_KERNEL);
+ t = kzalloc(sizeof *t,GFP_KERNEL);
if (!t)
return -ENOMEM;
- memset(t,0,sizeof *t);
client = &t->c;
- memcpy(client,&client_template,sizeof(struct i2c_client));
- client->adapter = adap;
- client->addr = addr;
+ memcpy(client,&client_template,sizeof(struct i2c_client));
+ client->adapter = adap;
+ client->addr = addr;
i2c_set_clientdata(client, t);
do_tda7432_init(client);
- printk(KERN_INFO "tda7432: init\n");
-
i2c_attach_client(client);
+
+ v4l_info(client, "chip found @ 0x%x (%s)\n", addr << 1, adap->name);
return 0;
}
static int tda7432_probe(struct i2c_adapter *adap)
{
-#ifdef I2C_CLASS_TV_ANALOG
if (adap->class & I2C_CLASS_TV_ANALOG)
return i2c_probe(adap, &addr_data, tda7432_attach);
-#else
- if (adap->id == (I2C_ALGO_BIT | I2C_HW_B_BT848))
- return i2c_probe(adap, &addr_data, tda7432_attach);
-#endif
return 0;
}
unsigned int cmd, void *arg)
{
struct tda7432 *t = i2c_get_clientdata(client);
- d2printk("tda7432: In tda7432_command\n");
+ v4l_dbg(2, debug,client,"In tda7432_command\n");
+ if (debug>1)
+ v4l_i2c_print_ioctl(client,cmd);
switch (cmd) {
/* --- v4l ioctls --- */
case VIDIOCGAUDIO:
{
struct video_audio *va = arg;
- dprintk("tda7432: VIDIOCGAUDIO\n");
va->flags |= VIDEO_AUDIO_VOLUME |
VIDEO_AUDIO_BASS |
case VIDIOCSAUDIO:
{
struct video_audio *va = arg;
- dprintk("tda7432: VIDEOCSAUDIO\n");
if(va->flags & VIDEO_AUDIO_VOLUME){
if(!maxvol){ /* max +20db */
}
}
- t->muted=(va->flags & VIDEO_AUDIO_MUTE);
+ t->muted=(va->flags & VIDEO_AUDIO_MUTE);
if (t->muted)
{
/* Mute & update balance*/
} /* end of VIDEOCSAUDIO case */
- default: /* Not VIDEOCGAUDIO or VIDEOCSAUDIO */
-
- /* nothing */
- d2printk("tda7432: Default\n");
-
} /* end of (cmd) switch */
return 0;
}
static struct i2c_driver driver = {
- .owner = THIS_MODULE,
- .name = "i2c tda7432 driver",
+ .driver = {
+ .name = "tda7432",
+ },
.id = I2C_DRIVERID_TDA7432,
- .flags = I2C_DF_NOTIFY,
.attach_adapter = tda7432_probe,
- .detach_client = tda7432_detach,
- .command = tda7432_command,
+ .detach_client = tda7432_detach,
+ .command = tda7432_command,
};
static struct i2c_client client_template =
{
- I2C_DEVNAME("tda7432"),
- .id = -1,
+ .name = "tda7432",
.driver = &driver,
};
static int __init tda7432_init(void)
{
if ( (loudness < 0) || (loudness > 15) ) {
- printk(KERN_ERR "tda7432: loudness parameter must be between 0 and 15\n");
+ printk(KERN_ERR "loudness parameter must be between 0 and 15\n");
return -EINVAL;
}