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author | David Veenstra <davidjulianveenstra@gmail.com> | 2018-05-18 20:21:34 +0200 |
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committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2018-05-20 11:53:45 +0100 |
commit | bc683b47c31d68050fd1cd5231804c3be2df1766 (patch) | |
tree | 2951f03c6fa3c062a465e9adeb053db577a61eba /drivers/staging/iio/resolver | |
parent | c1b6a7d72d9be356e366df7d252bdbda602339b4 (diff) | |
download | linux-bc683b47c31d68050fd1cd5231804c3be2df1766.tar.bz2 |
staging: iio: ad2s1200: Add kernel docs to driver state
Add missing kernel docs to the ad2s1200 driver state.
Signed-off-by: David Veenstra <davidjulianveenstra@gmail.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'drivers/staging/iio/resolver')
-rw-r--r-- | drivers/staging/iio/resolver/ad2s1200.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/staging/iio/resolver/ad2s1200.c b/drivers/staging/iio/resolver/ad2s1200.c index 9bdcf0c86217..068aa86e9c11 100644 --- a/drivers/staging/iio/resolver/ad2s1200.c +++ b/drivers/staging/iio/resolver/ad2s1200.c @@ -32,6 +32,14 @@ /* clock period in nano second */ #define AD2S1200_TSCLK (1000000000 / AD2S1200_HZ) +/** + * struct ad2s1200_state - driver instance specific data. + * @lock: protects both the GPIO pins and the rx buffer. + * @sdev: spi device. + * @sample: GPIO pin SAMPLE. + * @rdvel: GPIO pin RDVEL. + * @rx: buffer for spi transfers. + */ struct ad2s1200_state { struct mutex lock; struct spi_device *sdev; |