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V4L/DVB: Use custom I2C probing function mechanism

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Now that i2c-core offers the possibility to provide custom probing
function for I2C devices, let's make use of it.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Acked-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Jean Delvare
2010-08-11 18:20:57 +02:00
parent 9a94241afc
commit d44f19d586
4 changed files with 18 additions and 26 deletions
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7
drivers/i2c/i2c-core.c
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@@ -1461,6 +1461,13 @@ static int i2c_detect(struct i2c_adapter *adapter, struct i2c_driver *driver)
return err;
}
int i2c_probe_func_quick_read(struct i2c_adapter *adap, unsigned short addr)
{
return i2c_smbus_xfer(adap, addr, 0, I2C_SMBUS_READ, 0,
I2C_SMBUS_QUICK, NULL) >= 0;
}
EXPORT_SYMBOL_GPL(i2c_probe_func_quick_read);
struct i2c_client *
i2c_new_probed_device(struct i2c_adapter *adap,
struct i2c_board_info *info,