#include <linux/jiffies.h>
#include <asm/io.h>
-static int attach_inform(struct i2c_client *client);
-
static int i2c_debug;
static int i2c_hw;
static int i2c_scan;
module_param(i2c_debug, int, 0644);
-MODULE_PARM_DESC(i2c_hw,"configure i2c debug level");
+MODULE_PARM_DESC(i2c_debug, "configure i2c debug level");
module_param(i2c_hw, int, 0444);
MODULE_PARM_DESC(i2c_hw,"force use of hardware i2c support, "
"instead of software bitbang");
static int bttv_i2c_xfer(struct i2c_adapter *i2c_adap, struct i2c_msg *msgs, int num)
{
- struct bttv *btv = i2c_get_adapdata(i2c_adap);
+ struct v4l2_device *v4l2_dev = i2c_get_adapdata(i2c_adap);
+ struct bttv *btv = to_bttv(v4l2_dev);
int retval = 0;
int i;
/* ----------------------------------------------------------------------- */
/* I2C functions - common stuff */
-static int attach_inform(struct i2c_client *client)
-{
- struct bttv *btv = i2c_get_adapdata(client->adapter);
- int addr=ADDR_UNSET;
-
-
- if (ADDR_UNSET != bttv_tvcards[btv->c.type].tuner_addr)
- addr = bttv_tvcards[btv->c.type].tuner_addr;
-
-
- if (bttv_debug)
- printk(KERN_DEBUG "bttv%d: %s i2c attach [addr=0x%x,client=%s]\n",
- btv->c.nr, client->driver->driver.name, client->addr,
- client->name);
- if (!client->driver->command)
- return 0;
-
- if (client->driver->id == I2C_DRIVERID_MSP3400)
- btv->i2c_msp34xx_client = client;
- if (client->driver->id == I2C_DRIVERID_TVAUDIO)
- btv->i2c_tvaudio_client = client;
- if (btv->tuner_type != UNSET) {
- struct tuner_setup tun_setup;
-
- if ((addr==ADDR_UNSET) ||
- (addr==client->addr)) {
-
- tun_setup.mode_mask = T_ANALOG_TV | T_DIGITAL_TV | T_RADIO;
- tun_setup.type = btv->tuner_type;
- tun_setup.addr = addr;
- bttv_call_i2c_clients(btv, TUNER_SET_TYPE_ADDR, &tun_setup);
- }
-
- }
-
- return 0;
-}
-
-void bttv_call_i2c_clients(struct bttv *btv, unsigned int cmd, void *arg)
-{
- if (0 != btv->i2c_rc)
- return;
- i2c_clients_command(&btv->c.i2c_adap, cmd, arg);
-}
-
-
/* read I2C */
int bttv_I2CRead(struct bttv *btv, unsigned char addr, char *probe_for)
{
/* bt878 */
strlcpy(btv->c.i2c_adap.name, "bt878",
sizeof(btv->c.i2c_adap.name));
- btv->c.i2c_adap.id = I2C_HW_B_BT848; /* FIXME */
btv->c.i2c_adap.algo = &bttv_algo;
} else {
/* bt848 */
strlcpy(btv->c.i2c_adap.name, "bttv",
sizeof(btv->c.i2c_adap.name));
- btv->c.i2c_adap.id = I2C_HW_B_BT848;
memcpy(&btv->i2c_algo, &bttv_i2c_algo_bit_template,
sizeof(bttv_i2c_algo_bit_template));
btv->i2c_algo.udelay = i2c_udelay;
btv->c.i2c_adap.algo_data = &btv->i2c_algo;
}
btv->c.i2c_adap.owner = THIS_MODULE;
- btv->c.i2c_adap.class = I2C_CLASS_TV_ANALOG;
- btv->c.i2c_adap.client_register = attach_inform;
btv->c.i2c_adap.dev.parent = &btv->c.pci->dev;
snprintf(btv->c.i2c_adap.name, sizeof(btv->c.i2c_adap.name),
"bt%d #%d [%s]", btv->id, btv->c.nr,
btv->use_i2c_hw ? "hw" : "sw");
- i2c_set_adapdata(&btv->c.i2c_adap, btv);
+ i2c_set_adapdata(&btv->c.i2c_adap, &btv->c.v4l2_dev);
btv->i2c_client.adapter = &btv->c.i2c_adap;
- if (bttv_tvcards[btv->c.type].no_video)
- btv->c.i2c_adap.class &= ~I2C_CLASS_TV_ANALOG;
- if (bttv_tvcards[btv->c.type].has_dvb)
- btv->c.i2c_adap.class |= I2C_CLASS_TV_DIGITAL;
if (btv->use_i2c_hw) {
btv->i2c_rc = i2c_add_adapter(&btv->c.i2c_adap);
btv->i2c_rc = i2c_bit_add_bus(&btv->c.i2c_adap);
}
if (0 == btv->i2c_rc && i2c_scan)
- do_i2c_scan(btv->c.name,&btv->i2c_client);
+ do_i2c_scan(btv->c.v4l2_dev.name, &btv->i2c_client);
+
return btv->i2c_rc;
}
+/* Instantiate the I2C IR receiver device, if present */
+void __devinit init_bttv_i2c_ir(struct bttv *btv)
+{
+ if (0 == btv->i2c_rc) {
+ struct i2c_board_info info;
+ /* The external IR receiver is at i2c address 0x34 (0x35 for
+ reads). Future Hauppauge cards will have an internal
+ receiver at 0x30 (0x31 for reads). In theory, both can be
+ fitted, and Hauppauge suggest an external overrides an
+ internal.
+
+ That's why we probe 0x1a (~0x34) first. CB
+ */
+ const unsigned short addr_list[] = {
+ 0x1a, 0x18, 0x4b, 0x64, 0x30, 0x71,
+ I2C_CLIENT_END
+ };
+
+ memset(&info, 0, sizeof(struct i2c_board_info));
+ strlcpy(info.type, "ir_video", I2C_NAME_SIZE);
+ i2c_new_probed_device(&btv->c.i2c_adap, &info, addr_list);
+ }
+}
+
int __devexit fini_bttv_i2c(struct bttv *btv)
{
if (0 != btv->i2c_rc)