diff options
Diffstat (limited to 'linux/drivers/media/video/mxb.c')
-rw-r--r-- | linux/drivers/media/video/mxb.c | 44 |
1 files changed, 27 insertions, 17 deletions
diff --git a/linux/drivers/media/video/mxb.c b/linux/drivers/media/video/mxb.c index 6847f8c93..97cc92c82 100644 --- a/linux/drivers/media/video/mxb.c +++ b/linux/drivers/media/video/mxb.c @@ -39,7 +39,7 @@ #define MXB_BOARD_CAN_DO_VBI(dev) (dev->revision != 0) /* global variable */ -static int mxb_num = 0; +static int mxb_num; /* initial frequence the tuner will be tuned to. in verden (lower saxony, germany) 4148 is a @@ -48,7 +48,7 @@ static int freq = 4148; module_param(freq, int, 0644); MODULE_PARM_DESC(freq, "initial frequency the tuner will be tuned to while setup"); -static int debug = 0; +static int debug; module_param(debug, int, 0644); MODULE_PARM_DESC(debug, "Turn on/off device debugging (default:off)."); @@ -150,10 +150,33 @@ struct mxb static struct saa7146_extension extension; +static int mxb_check_clients(struct device *dev, void *data) +{ + struct mxb* mxb = data; + struct i2c_client *client = i2c_verify_client(dev); + + if( !client ) + return 0; + + if( I2C_ADDR_TEA6420_1 == client->addr ) + mxb->tea6420_1 = client; + if( I2C_ADDR_TEA6420_2 == client->addr ) + mxb->tea6420_2 = client; + if( I2C_TEA6415C_2 == client->addr ) + mxb->tea6415c = client; + if( I2C_ADDR_TDA9840 == client->addr ) + mxb->tda9840 = client; + if( I2C_SAA7111 == client->addr ) + mxb->saa7111a = client; + if( 0x60 == client->addr ) + mxb->tuner = client; + + return 0; +} + static int mxb_probe(struct saa7146_dev* dev) { struct mxb* mxb = NULL; - struct i2c_client *client; int result; if ((result = request_module("saa7111")) < 0) { @@ -196,20 +219,7 @@ static int mxb_probe(struct saa7146_dev* dev) } /* loop through all i2c-devices on the bus and look who is there */ - list_for_each_entry(client, &mxb->i2c_adapter.clients, list) { - if( I2C_ADDR_TEA6420_1 == client->addr ) - mxb->tea6420_1 = client; - if( I2C_ADDR_TEA6420_2 == client->addr ) - mxb->tea6420_2 = client; - if( I2C_TEA6415C_2 == client->addr ) - mxb->tea6415c = client; - if( I2C_ADDR_TDA9840 == client->addr ) - mxb->tda9840 = client; - if( I2C_SAA7111 == client->addr ) - mxb->saa7111a = client; - if( 0x60 == client->addr ) - mxb->tuner = client; - } + device_for_each_child(&mxb->i2c_adapter.dev, mxb, mxb_check_clients); /* check if all devices are present */ if( 0 == mxb->tea6420_1 || 0 == mxb->tea6420_2 || 0 == mxb->tea6415c |