Thread (42 messages) 42 messages, 7 authors, 2025-10-21

Re: [PATCH RFC 0/9] gpio: improve support for shared GPIOs

From: Mark Brown <broonie@kernel.org>
Date: 2025-10-21 15:02:54
Also in: linux-arm-msm, linux-gpio, linux-hardening, linux-sound, lkml

On Tue, Oct 21, 2025 at 04:42:11PM +0200, Bartosz Golaszewski wrote:
On Tue, Oct 21, 2025 at 4:08 PM Mark Brown [off-list ref] wrote:
quoted
I'm not sure I see the need for deferred notifications?  We'd need to go
round all the users whenever a physical change to the GPIO happens but
it's not clear what we'd need to store beyond the list of users?
In my mind I was thinking that we only need to send the notifications
to users who already enabled/disabled the regulator too but you're
right, it seems like a loop over the relevant pins should be enough.
Ah, great - yeah, I'd expect notifications either way just to be on the
safe side.
In any case: this is outside the scope of this series but I'll see if
it's easy enough to add separately.
Yes, definitely outside the scope of the series.  If you do something
that'd be great but no pressure.

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