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iio: chemical: sgp30: Add description for sgp_read_cmd()'s 'duration_us'

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Fixes the following W=1 kernel build warning(s):

 drivers/iio/chemical/sgp30.c:236: warning: Function parameter or member 'duration_us' not described in 'sgp_read_cmd'

Signed-off-by: Lee Jones <lee.jones@linaro.org>
Cc: Andreas Brauchli <a.brauchli@elementarea.net>
Cc: Pascal Sachs <pascal.sachs@sensirion.com>
Link: https://lore.kernel.org/r/20200716135928.1456727-6-lee.jones@linaro.org
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Lee Jones 2020-07-16 14:59:03 +01:00 committed by Jonathan Cameron
parent faeda91907
commit ed33833ea8
1 changed files with 1 additions and 0 deletions
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drivers/iio/chemical/sgp30.c
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@ -227,6 +227,7 @@ static int sgp_verify_buffer(const struct sgp_data *data,
* @cmd: SGP Command to issue
* @buf: Raw data buffer to use
* @word_count: Num words to read, excluding CRC bytes
* @duration_us: Time taken to sensor to take a reading and data to be ready.
*
* Return: 0 on success, negative error otherwise.
*/