Re: [PATCH 20/30] iio: dac: ad5446: Complete 'struct ad5446_state' doc and demote unworthy kerneldocs

From: Jonathan Cameron
Date: Sat Jul 18 2020 - 11:06:00 EST


On Thu, 16 Jul 2020 14:59:18 +0100
Lee Jones <lee.jones@xxxxxxxxxx> wrote:

> Fixes the following W=1 kernel build warning(s):
>
> drivers/iio/dac/ad5446.c:48: warning: Function parameter or member 'dev' not described in 'ad5446_state'
> drivers/iio/dac/ad5446.c:48: warning: Function parameter or member 'cached_val' not described in 'ad5446_state'
> drivers/iio/dac/ad5446.c:48: warning: Function parameter or member 'pwr_down_mode' not described in 'ad5446_state'
> drivers/iio/dac/ad5446.c:48: warning: Function parameter or member 'pwr_down' not described in 'ad5446_state'
> drivers/iio/dac/ad5446.c:48: warning: Function parameter or member 'lock' not described in 'ad5446_state'
> drivers/iio/dac/ad5446.c:323: warning: cannot understand function prototype: 'enum ad5446_supported_spi_device_ids '
> drivers/iio/dac/ad5446.c:545: warning: cannot understand function prototype: 'enum ad5446_supported_i2c_device_ids '
>
> Cc: Michael Hennerich <Michael.Hennerich@xxxxxxxxxx>
> Signed-off-by: Lee Jones <lee.jones@xxxxxxxxxx>
Seems simple so applied.

Thanks,

Jonathan

> ---
> drivers/iio/dac/ad5446.c | 11 +++++++----
> 1 file changed, 7 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/iio/dac/ad5446.c b/drivers/iio/dac/ad5446.c
> index 8f8afc8999bc7..15c314f08a007 100644
> --- a/drivers/iio/dac/ad5446.c
> +++ b/drivers/iio/dac/ad5446.c
> @@ -29,11 +29,14 @@
>
> /**
> * struct ad5446_state - driver instance specific data
> - * @spi: spi_device
> + * @dev: this device
> * @chip_info: chip model specific constants, available modes etc
> * @reg: supply regulator
> * @vref_mv: actual reference voltage used
> - * @lock lock to protect the data buffer during write ops
> + * @cached_val: store/retrieve values during power down
> + * @pwr_down_mode: power down mode (1k, 100k or tristate)
> + * @pwr_down: true if the device is in power down
> + * @lock: lock to protect the data buffer during write ops
> */
>
> struct ad5446_state {
> @@ -313,7 +316,7 @@ static int ad5660_write(struct ad5446_state *st, unsigned val)
> return spi_write(spi, data, sizeof(data));
> }
>
> -/**
> +/*
> * ad5446_supported_spi_device_ids:
> * The AD5620/40/60 parts are available in different fixed internal reference
> * voltage options. The actual part numbers may look differently
> @@ -535,7 +538,7 @@ static int ad5622_write(struct ad5446_state *st, unsigned val)
> return i2c_master_send(client, (char *)&data, sizeof(data));
> }
>
> -/**
> +/*
> * ad5446_supported_i2c_device_ids:
> * The AD5620/40/60 parts are available in different fixed internal reference
> * voltage options. The actual part numbers may look differently