diff options
| author | Jean Delvare <khali@linux-fr.org> | 2010-08-11 20:20:57 +0400 |
|---|---|---|
| committer | Jean Delvare <khali@linux-fr.org> | 2010-08-11 20:20:57 +0400 |
| commit | d44f19d586b6113fb5db10e1a36457f0db3b01aa (patch) | |
| tree | d1bd292c092874aad3cd97faea3baf7599d6ae02 /drivers/i2c | |
| parent | 9a94241afcc9a481691a9c29b7460217925b59b8 (diff) | |
| download | linux-d44f19d586b6113fb5db10e1a36457f0db3b01aa.tar.xz | |
V4L/DVB: Use custom I2C probing function mechanism
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>
Diffstat (limited to 'drivers/i2c')
| -rw-r--r-- | drivers/i2c/i2c-core.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c index cf14ca063181..6e1c2f54d9cf 100644 --- a/drivers/i2c/i2c-core.c +++ b/drivers/i2c/i2c-core.c @@ -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, |