On Wed, Nov 24, 2021 at 08:13:15PM +0100, Mauro Carvalho Chehab wrote: > This function is not used and it is identical to > i2c_slave_did_read_ack(). So, just drop it. Not quite, i2c_slave_did_write_ack() checks against AU0828_I2C_STATUS_NO_WRITE_ACK, whereas i2c_slave_did_read_ack() checks against AU0828_I2C_STATUS_NO_READ_ACK. > Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@xxxxxxxxxx> Regardless of that, it is unused and I do not see anywhere obvious where it should be. Reviewed-by: Nathan Chancellor <nathan@xxxxxxxxxx> > --- > > To avoid mailbombing on a large number of people, only mailing lists were C/C on the cover. > See [PATCH 00/20] at: https://lore.kernel.org/all/cover.1637781097.git.mchehab+huawei@xxxxxxxxxx/ > > drivers/media/usb/au0828/au0828-i2c.c | 7 ------- > 1 file changed, 7 deletions(-) > > diff --git a/drivers/media/usb/au0828/au0828-i2c.c b/drivers/media/usb/au0828/au0828-i2c.c > index 708f01ab47fa..749f90d73b5b 100644 > --- a/drivers/media/usb/au0828/au0828-i2c.c > +++ b/drivers/media/usb/au0828/au0828-i2c.c > @@ -23,13 +23,6 @@ MODULE_PARM_DESC(i2c_scan, "scan i2c bus at insmod time"); > #define I2C_WAIT_DELAY 25 > #define I2C_WAIT_RETRY 1000 > > -static inline int i2c_slave_did_write_ack(struct i2c_adapter *i2c_adap) > -{ > - struct au0828_dev *dev = i2c_adap->algo_data; > - return au0828_read(dev, AU0828_I2C_STATUS_201) & > - AU0828_I2C_STATUS_NO_WRITE_ACK ? 0 : 1; > -} > - > static inline int i2c_slave_did_read_ack(struct i2c_adapter *i2c_adap) > { > struct au0828_dev *dev = i2c_adap->algo_data; > -- > 2.33.1 > >