Messages in this thread | | | From | Linus Walleij <> | Date | Mon, 4 Oct 2021 00:01:29 +0200 | Subject | Re: [RFC v2 06/11] gpiolib: Add HTE support |
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On Fri, Oct 1, 2021 at 1:26 AM Dipen Patel <dipenp@nvidia.com> wrote:
> Some GPIO chip can provide hardware timestamp support on its GPIO lines > , in order to support that additional API needs to be added which > can talk to both GPIO chip and HTE (hardware timestamping engine) > subsystem. This patch introduces APIs which gpio consumer can use > to request hardware assisted timestamping. Below is the list of the APIs > that are added in gpiolib subsystem. > > - gpiod_req_hw_timestamp_ns - Request HTE on specified GPIO line. > - gpiod_rel_hw_timestamp_ns - Release HTE functionality on GPIO line. > > Signed-off-by: Dipen Patel <dipenp@nvidia.com> > --- > Changes in v2: > - removed get timestamp and is timestamp enabled APIs
Pretty straight forward IMO Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Yours, Linus Walleij
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