Messages in this thread | | | Date | Tue, 23 Mar 2021 14:33:36 -0700 | From | Dmitry Torokhov <> | Subject | Re: [PATCH v3 2/3] input: gpio-keys: Use hrtimer for release timer |
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On Sun, Mar 07, 2021 at 10:22:39PM +0000, Paul Cercueil wrote: > Dealing with input, timing is important; if the button should be > released in one millisecond, then it should be done in one millisecond > and not a hundred milliseconds. > > Therefore, the standard timer API is not really suitable for this task. > > Convert the gpio-keys driver to use a hrtimer instead of the standard > timer to address this issue. > > Note that by using a hard IRQ for the hrtimer callback, we can get rid > of the spin_lock_irqsave() and spin_unlock_irqrestore(). > > Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Applied, thank you.
-- Dmitry
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