#include <linux/init.h>
#include <linux/list.h>
#include <linux/module.h>
-#include <linux/moduleparam.h>
#include <linux/kernel.h>
-#include <linux/slab.h>
#include <linux/delay.h>
#include "saa7134-reg.h"
/* ----------------------------------------------------------- */
-static unsigned int i2c_debug = 0;
+static unsigned int i2c_debug;
module_param(i2c_debug, int, 0644);
MODULE_PARM_DESC(i2c_debug,"enable debug messages [i2c]");
-static unsigned int i2c_scan = 0;
+static unsigned int i2c_scan;
module_param(i2c_scan, int, 0444);
MODULE_PARM_DESC(i2c_scan,"scan i2c bus at insmod time");
{
switch (status) {
case BUSY:
+ case TO_SCL:
+ case TO_ARB:
return true;
default:
return false;
addr = msgs[i].addr << 1;
if (msgs[i].flags & I2C_M_RD)
addr |= 1;
- if (i > 0 && msgs[i].flags & I2C_M_RD) {
+ if (i > 0 && msgs[i].flags & I2C_M_RD && msgs[i].addr != 0x40) {
/* workaround for a saa7134 i2c bug
* needed to talk to the mt352 demux
* thanks to pinnacle for the hint */
- int quirk = 0xfd;
+ int quirk = 0xfe;
d1printk(" [%02x quirk]",quirk);
i2c_send_byte(dev,START,quirk);
i2c_recv_byte(dev);
/* ----------------------------------------------------------- */
-static int algo_control(struct i2c_adapter *adapter,
- unsigned int cmd, unsigned long arg)
-{
- return 0;
-}
-
static u32 functionality(struct i2c_adapter *adap)
{
return I2C_FUNC_SMBUS_EMUL;
}
-static int attach_inform(struct i2c_client *client)
-{
- struct saa7134_dev *dev = client->adapter->algo_data;
- int tuner = dev->tuner_type;
- int conf = dev->tda9887_conf;
- struct tuner_setup tun_setup;
-
- d1printk( "%s i2c attach [addr=0x%x,client=%s]\n",
- client->driver->driver.name, client->addr, client->name);
-
- /* Am I an i2c remote control? */
-
- switch (client->addr) {
- case 0x7a:
- case 0x47:
- case 0x71:
- {
- struct IR_i2c *ir = i2c_get_clientdata(client);
- d1printk("%s i2c IR detected (%s).\n",
- client->driver->driver.name, ir->phys);
- saa7134_set_i2c_ir(dev,ir);
- break;
- }
- }
-
- if (!client->driver->command)
- return 0;
-
- if (saa7134_boards[dev->board].radio_type != UNSET) {
-
- tun_setup.type = saa7134_boards[dev->board].radio_type;
- tun_setup.addr = saa7134_boards[dev->board].radio_addr;
-
- if ((tun_setup.addr == ADDR_UNSET) || (tun_setup.addr == client->addr)) {
- tun_setup.mode_mask = T_RADIO;
-
- client->driver->command(client, TUNER_SET_TYPE_ADDR, &tun_setup);
- }
- }
-
- if (tuner != UNSET) {
-
- tun_setup.type = tuner;
- tun_setup.addr = saa7134_boards[dev->board].tuner_addr;
- tun_setup.config = saa7134_boards[dev->board].tuner_config;
- tun_setup.tuner_callback = saa7134_tuner_callback;
-
- if ((tun_setup.addr == ADDR_UNSET)||(tun_setup.addr == client->addr)) {
-
- tun_setup.mode_mask = T_ANALOG_TV;
-
- client->driver->command(client,TUNER_SET_TYPE_ADDR, &tun_setup);
- }
- }
-
- client->driver->command(client, TDA9887_SET_CONFIG, &conf);
-
- return 0;
-}
-
static struct i2c_algorithm saa7134_algo = {
.master_xfer = saa7134_i2c_xfer,
- .algo_control = algo_control,
.functionality = functionality,
};
static struct i2c_adapter saa7134_adap_template = {
.owner = THIS_MODULE,
- .class = I2C_CLASS_TV_ANALOG,
.name = "saa7134",
.id = I2C_HW_SAA7134,
.algo = &saa7134_algo,
- .client_register = attach_inform,
};
static struct i2c_client saa7134_client_template = {
[ 0xa0 >> 1 ] = "eeprom",
[ 0xc0 >> 1 ] = "tuner (analog)",
[ 0x86 >> 1 ] = "tda9887",
+ [ 0x5a >> 1 ] = "remote control",
};
static void do_i2c_scan(char *name, struct i2c_client *c)
}
}
-void saa7134_i2c_call_clients(struct saa7134_dev *dev,
- unsigned int cmd, void *arg)
-{
- BUG_ON(NULL == dev->i2c_adap.algo_data);
- i2c_clients_command(&dev->i2c_adap, cmd, arg);
-}
-
int saa7134_i2c_register(struct saa7134_dev *dev)
{
dev->i2c_adap = saa7134_adap_template;
dev->i2c_adap.dev.parent = &dev->pci->dev;
strcpy(dev->i2c_adap.name,dev->name);
dev->i2c_adap.algo_data = dev;
+ i2c_set_adapdata(&dev->i2c_adap, &dev->v4l2_dev);
i2c_add_adapter(&dev->i2c_adap);
dev->i2c_client = saa7134_client_template;
saa7134_i2c_eeprom(dev,dev->eedata,sizeof(dev->eedata));
if (i2c_scan)
do_i2c_scan(dev->name,&dev->i2c_client);
+
+ /* Instantiate the IR receiver device, if present */
+ saa7134_probe_i2c_ir(dev);
return 0;
}