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path: root/linux/drivers/media/video/em28xx/em28xx-i2c.c
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Diffstat (limited to 'linux/drivers/media/video/em28xx/em28xx-i2c.c')
-rw-r--r--linux/drivers/media/video/em28xx/em28xx-i2c.c99
1 files changed, 11 insertions, 88 deletions
diff --git a/linux/drivers/media/video/em28xx/em28xx-i2c.c b/linux/drivers/media/video/em28xx/em28xx-i2c.c
index e9abb2769..5ed24c23a 100644
--- a/linux/drivers/media/video/em28xx/em28xx-i2c.c
+++ b/linux/drivers/media/video/em28xx/em28xx-i2c.c
@@ -451,82 +451,6 @@ static u32 functionality(struct i2c_adapter *adap)
return I2C_FUNC_SMBUS_EMUL;
}
-/*
- * attach_inform()
- * gets called when a device attaches to the i2c bus
- * does some basic configuration
- */
-static int attach_inform(struct i2c_client *client)
-{
- struct em28xx *dev = client->adapter->algo_data;
-
- switch (client->addr << 1) {
- case 0x86:
- case 0x84:
- case 0x96:
- case 0x94:
- {
- struct v4l2_priv_tun_config tda9887_cfg;
-
- struct tuner_setup tun_setup;
-
- tun_setup.mode_mask = T_ANALOG_TV | T_RADIO;
- tun_setup.type = TUNER_TDA9887;
- tun_setup.addr = client->addr;
-
- em28xx_i2c_call_clients(dev, TUNER_SET_TYPE_ADDR,
- &tun_setup);
-
- tda9887_cfg.tuner = TUNER_TDA9887;
- tda9887_cfg.priv = &dev->tda9887_conf;
- em28xx_i2c_call_clients(dev, TUNER_SET_CONFIG,
- &tda9887_cfg);
- break;
- }
- case 0x42:
- dprintk1(1, "attach_inform: saa7114 detected.\n");
- break;
- case 0x4a:
- dprintk1(1, "attach_inform: saa7113 detected.\n");
- break;
- case 0xa0:
- dprintk1(1, "attach_inform: eeprom detected.\n");
- break;
- case 0x60:
- case 0x8e:
- {
- struct IR_i2c *ir = i2c_get_clientdata(client);
- dprintk1(1, "attach_inform: IR detected (%s).\n",
- ir->phys);
- em28xx_set_ir(dev, ir);
- break;
- }
- case 0x80:
- case 0x88:
- dprintk1(1, "attach_inform: msp34xx detected.\n");
- break;
- case 0xb8:
- case 0xba:
- dprintk1(1, "attach_inform: tvp5150 detected.\n");
- break;
-
- case 0xb0:
- dprintk1(1, "attach_inform: tda9874 detected\n");
- break;
-
- default:
- if (!dev->tuner_addr)
- dev->tuner_addr = client->addr;
-
- dprintk1(1, "attach inform: detected I2C address %x\n",
- client->addr << 1);
- dprintk1(1, "driver id %d\n", client->driver->id);
-
- }
-
- return 0;
-}
-
static struct i2c_algorithm em28xx_algo = {
.master_xfer = em28xx_i2c_xfer,
.functionality = functionality,
@@ -537,11 +461,14 @@ static struct i2c_algorithm em28xx_algo = {
static struct i2c_adapter em28xx_adap_template = {
.owner = THIS_MODULE,
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 26)
.class = I2C_CLASS_TV_ANALOG,
+#endif
.name = "em28xx",
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 31)
.id = I2C_HW_B_EM28XX,
+#endif
.algo = &em28xx_algo,
- .client_register = attach_inform,
};
static struct i2c_client em28xx_client_template = {
@@ -564,7 +491,7 @@ static char *i2c_devs[128] = {
[0xa0 >> 1] = "eeprom",
[0xb0 >> 1] = "tda9874",
[0xb8 >> 1] = "tvp5150a",
- [0xba >> 1] = "tvp5150a",
+ [0xba >> 1] = "webcam sensor or tvp5150a",
[0xc0 >> 1] = "tuner (analog)",
[0xc2 >> 1] = "tuner (analog)",
[0xc4 >> 1] = "tuner (analog)",
@@ -598,16 +525,6 @@ void em28xx_do_i2c_scan(struct em28xx *dev)
}
/*
- * em28xx_i2c_call_clients()
- * send commands to all attached i2c devices
- */
-void em28xx_i2c_call_clients(struct em28xx *dev, unsigned int cmd, void *arg)
-{
- BUG_ON(NULL == dev->i2c_adap.algo_data);
- i2c_clients_command(&dev->i2c_adap, cmd, arg);
-}
-
-/*
* em28xx_i2c_register()
* register i2c bus
*/
@@ -621,6 +538,7 @@ int em28xx_i2c_register(struct em28xx *dev)
dev->i2c_adap.dev.parent = &dev->udev->dev;
strcpy(dev->i2c_adap.name, dev->name);
dev->i2c_adap.algo_data = dev;
+ i2c_set_adapdata(&dev->i2c_adap, &dev->v4l2_dev);
retval = i2c_add_adapter(&dev->i2c_adap);
if (retval < 0) {
@@ -643,6 +561,11 @@ int em28xx_i2c_register(struct em28xx *dev)
if (i2c_scan)
em28xx_do_i2c_scan(dev);
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 30)
+ /* Instantiate the IR receiver device, if present */
+ em28xx_register_i2c_ir(dev);
+
+#endif
return 0;
}