On Fri, Mar 27, 2020 at 8:45 PM John Allwine <[email protected]> wrote: > > I don't intend to toggle a GPIO as fast as possible (except to test), but > from a performance standpoint that demonstration seemed to indicate that > there are issues with sysfs. Hopefully, libgpiod will prove to be better!
Bartosz explains the differences and improvements that new gpiod interface provides in this talk: https://www.youtube.com/watch?v=cdTLewJCL1Y Essentially, if you need read or set multiple lines, it is faster. Also, it has an improved way to read events as well. Slides if you prefer over video: https://ostconf.com/system/attachments/files/000/001/532/original/Linux_Piter_2018_-_New_GPIO_interface_for_linux_userspace.pdf?1541021776 -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/beagleboard/CAEf4M_BwFgyLyvTQ0wpV2dKuv%3Df_DcwUrRGtPwwVT7dxPOKLtQ%40mail.gmail.com.
