Re: libgpiod multichip bulk event wait

[Bartosz Golaszewski <brgl@xxxxxxxx>]

On Fri, Jan 20, 2023 at 3:06 PM Naidoo, Vernon
<Vernon.Naidoo@xxxxxxxxxxxxx> wrote:
>
> Good day,
>
> I'm porting some code that currently uses the gpiod_line_event_wait_bulk command, however, the new platform has the gpio spread out across multiple gpiochips. Is there a way to achieve the same functionality when waiting for events on multiple gpiochips?
>
> Best Regards,
> Vernon Naidoo

You can get the associated file descriptor for each line with
gpiod_line_event_get_fd() and poll all of them together using poll,
select, epoll, etc.

Bart