lkml.org 
[lkml]   [2016]   [May]   [29]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH 5/7] iio: adc: ad7887: use iio helper function to guarantee direct mode
From
Date
On 25/05/16 11:38, Daniel Baluta wrote:
> On Tue, May 24, 2016 at 10:18 PM, Alison Schofield <amsfield22@gmail.com> wrote:
>> Replace the code that guarantees the device stays in direct mode
>> with iio_device_claim_direct_mode() which does same.
>>
>> Signed-off-by: Alison Schofield <amsfield22@gmail.com>
>> Cc: Daniel Baluta <daniel.baluta@gmail.com>
>
> Acked-by: Daniel Baluta <daniel.baluta@gmail.com>
Applied - thanks.

Jonathan
>
>> ---
>> drivers/iio/adc/ad7887.c | 11 +++++------
>> 1 file changed, 5 insertions(+), 6 deletions(-)
>>
>> diff --git a/drivers/iio/adc/ad7887.c b/drivers/iio/adc/ad7887.c
>> index 2d3c397..ee2ccc1 100644
>> --- a/drivers/iio/adc/ad7887.c
>> +++ b/drivers/iio/adc/ad7887.c
>> @@ -156,12 +156,11 @@ static int ad7887_read_raw(struct iio_dev *indio_dev,
>>
>> switch (m) {
>> case IIO_CHAN_INFO_RAW:
>> - mutex_lock(&indio_dev->mlock);
>> - if (iio_buffer_enabled(indio_dev))
>> - ret = -EBUSY;
>> - else
>> - ret = ad7887_scan_direct(st, chan->address);
>> - mutex_unlock(&indio_dev->mlock);
>> + ret = iio_device_claim_direct_mode(indio_dev);
>> + if (ret)
>> + return ret;
>> + ret = ad7887_scan_direct(st, chan->address);
>> + iio_device_release_direct_mode(indio_dev);
>>
>> if (ret < 0)
>> return ret;
>> --
> --
> To unsubscribe from this list: send the line "unsubscribe linux-iio" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at http://vger.kernel.org/majordomo-info.html
>

\
 
 \ /
  Last update: 2016-05-29 21:01    [W:0.094 / U:0.560 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site