Messages in this thread | | | Date | Wed, 02 Sep 2015 15:16:42 +0300 | From | Vladimir Barinov <> | Subject | Re: [PATCH v7 4/5] iio: trigger: Introduce IIO hrtimer based trigger |
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Hi Lars,
On 31.08.2015 17:57, Lars-Peter Clausen wrote: > On 08/17/2015 02:45 PM, Vladimir Barinov wrote: >> Hello Daniel, >> >> I've verified that your hrtimer trigger works. >> >> I have minor suggestions. >> >> Will not it be useful to have ability to stop/start hrtimer polling >> not only during attach/detach trigger. >> >> f.e. writing 0 to sampling_frequency will hrtimer_cancel >> and writing any valid frequency will hrtimer_start. > What's the use case for this? Setting sampling frequency to 0 Hz.
I do agree that 0Hz is meaningless and the same effect is achieved by removing trigger from iio device, but having 0 Hz frequency could probably be more consecutive for this trigger instead of returning EINVAL.
Regards, Vladimir
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