#include "bttv.h"
#include <media/audiochip.h>
-#include <media/id.h>
static int debug; /* insmod parameter */
module_param(debug, int, S_IRUGO | S_IWUSR);
I2C_TDA9875 >> 1,
I2C_CLIENT_END
};
-static unsigned short normal_i2c_range[] = {I2C_CLIENT_END};
I2C_CLIENT_INSMOD;
/* This is a superset of the TDA9875 */
return 0;
}
-#if 0
-static int tda9875_read(struct i2c_client *client)
-{
- unsigned char buffer;
- dprintk("In tda9875_read\n");
- if (1 != i2c_master_recv(client,&buffer,1)) {
- printk(KERN_WARNING "tda9875: I/O error, trying (read)\n");
- return -1;
- }
- dprintk("Read 0x%02x\n", buffer);
- return buffer;
-}
-#endif
static int i2c_read_register(struct i2c_adapter *adap, int addr, int reg)
{
- unsigned char write[1];
- unsigned char read[1];
- struct i2c_msg msgs[2] = {
- { addr, 0, 1, write },
- { addr, I2C_M_RD, 1, read }
- };
- write[0] = reg;
-
- if (2 != i2c_transfer(adap,msgs,2)) {
- printk(KERN_WARNING "tda9875: I/O error (read2)\n");
- return -1;
- }
- dprintk("tda9875: chip_read2: reg%d=0x%x\n",reg,read[0]);
- return read[0];
+ unsigned char write[1];
+ unsigned char read[1];
+ struct i2c_msg msgs[2] = {
+ { addr, 0, 1, write },
+ { addr, I2C_M_RD, 1, read }
+ };
+ write[0] = reg;
+
+ if (2 != i2c_transfer(adap,msgs,2)) {
+ printk(KERN_WARNING "tda9875: I/O error (read2)\n");
+ return -1;
+ }
+ dprintk("tda9875: chip_read2: reg%d=0x%x\n",reg,read[0]);
+ return read[0];
}
static void tda9875_set(struct i2c_client *client)
tda9875_write(client, TDA9875_DACOS, 0x02 ); /* sig DAC i/o(in:nicam)*/
tda9875_write(client, TDA9875_ADCIS, 0x6f ); /* sig ADC input(in:mono)*/
tda9875_write(client, TDA9875_LOSR, 0x00 ); /* line out (in:mono)*/
- tda9875_write(client, TDA9875_AER, 0x00 ); /*06 Effect (AVL+PSEUDO) */
+ tda9875_write(client, TDA9875_AER, 0x00 ); /*06 Effect (AVL+PSEUDO) */
tda9875_write(client, TDA9875_MCS, 0x44 ); /* Main ch select (DAC) */
tda9875_write(client, TDA9875_MVL, 0x03 ); /* Vol Main left 10dB */
tda9875_write(client, TDA9875_MVR, 0x03 ); /* Vol Main right 10dB*/
t->mode=AUDIO_UNMUTE;
t->lvol=t->rvol =0; /* 0dB */
- t->bass=0; /* 0dB */
+ t->bass=0; /* 0dB */
t->treble=0; /* 0dB */
tda9875_set(client);
struct i2c_client *client;
dprintk("In tda9875_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);
if(!tda9875_checkit(adap,addr)) {
static int tda9875_probe(struct i2c_adapter *adap)
{
-#ifdef I2C_CLASS_TV_ANALOG
if (adap->class & I2C_CLASS_TV_ANALOG)
return i2c_probe(adap, &addr_data, tda9875_attach);
-#else
- if (adap->id == (I2C_ALGO_BIT | I2C_HW_B_BT848))
- return i2c_probe(adap, &addr_data, tda9875_attach);
-#endif
return 0;
}
dprintk("In tda9875_command...\n");
switch (cmd) {
- /* --- v4l ioctls --- */
+ /* --- v4l ioctls --- */
/* take care: bttv does userspace copying, we'll get a
kernel pointer here... */
case VIDIOCGAUDIO:
//printk("tda9875 bal:%04x vol:%04x bass:%04x treble:%04x\n",va->balance,va->volume,va->bass,va->treble);
- tda9875_set(client);
+ tda9875_set(client);
break;
static struct i2c_driver driver = {
- .owner = THIS_MODULE,
- .name = "i2c tda9875 driver",
- .id = I2C_DRIVERID_TDA9875,
- .flags = I2C_DF_NOTIFY,
+ .driver = {
+ .name = "tda9875",
+ },
+ .id = I2C_DRIVERID_TDA9875,
.attach_adapter = tda9875_probe,
- .detach_client = tda9875_detach,
- .command = tda9875_command,
+ .detach_client = tda9875_detach,
+ .command = tda9875_command,
};
static struct i2c_client client_template =
{
- I2C_DEVNAME("tda9875"),
- .driver = &driver,
+ .name = "tda9875",
+ .driver = &driver,
};
static int __init tda9875_init(void)