diff options
| author | Lukas Wunner <lukas@wunner.de> | 2017-11-25 09:38:17 +0100 |
|---|---|---|
| committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2017-12-02 13:28:21 +0000 |
| commit | 8d05ffd2b8a08668cfea9e64a2991ab8ec9b494e (patch) | |
| tree | 485d0ab10c15a83dc8b7f06840c203a0ee248b7a /include/linux/iio | |
| parent | cccae604868c821754883edee6ced81b22e6b75a (diff) | |
| download | linux-8d05ffd2b8a08668cfea9e64a2991ab8ec9b494e.tar.gz | |
iio: Add macro to populate struct iio_map array
The GPIO core provides a handy GPIO_LOOKUP() macro to populate a struct
gpiod_lookup array without having to spell out attribute names (but
still avoid breakage when attributes within the struct are rearranged
or added).
The axp288_adc.c driver uses a similar macro to populate a struct
iio_map array. Make it available to others.
Cc: Jacob Pan <jacob.jun.pan@linux.intel.com>
Signed-off-by: Lukas Wunner <lukas@wunner.de>
Acked-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'include/linux/iio')
| -rw-r--r-- | include/linux/iio/machine.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/iio/machine.h b/include/linux/iio/machine.h index 1601a2a63a72..5e1cfa75f652 100644 --- a/include/linux/iio/machine.h +++ b/include/linux/iio/machine.h @@ -28,4 +28,11 @@ struct iio_map { void *consumer_data; }; +#define IIO_MAP(_provider_channel, _consumer_dev_name, _consumer_channel) \ +{ \ + .adc_channel_label = _provider_channel, \ + .consumer_dev_name = _consumer_dev_name, \ + .consumer_channel = _consumer_channel, \ +} + #endif |