Messages in this thread | | | Date | Tue, 12 Aug 2014 17:29:05 -0700 | From | Guenter Roeck <> | Subject | Re: [RFC PATCH] gpiolib: Provide and export gpiod_export_name |
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On Mon, Aug 11, 2014 at 03:05:54PM -0700, Alexandre Courbot wrote: > On Mon, Aug 11, 2014 at 9:13 AM, Guenter Roeck <linux@roeck-us.net> wrote: > > On 08/11/2014 08:20 AM, Alexandre Courbot wrote: > > [ ... ] > > > >> > >> Note that this doesn't change anything to the core of the argument ; > >> we have not heard what Linus thinks about named GPIOs in > >> /sys/class/gpio yet, maybe he will have a different opinion... > >> > > > > Well, please let me know if/when you are planning to take away > > that existing ABI so I can plan accordingly. FWIW, out-of-kernel > > users I am currently aware of are Juniper Networks and Zodiac > > Aerospace. The latter asked me to help them upstreaming their code. > > > > If you plan to remove the ABI, you might want to inform its current > > in-kernel users. You can look those up yourself. > > We are not taking existing user-space ABIs away. But we are also not > encouraging people to use bad ABIs by introducing new ways to use > them, hence my restraint towards this patch. >
You bring it to the point. You believe that the gpio ABI, or maybe just named gpio pins, is a bad idea. Nothing I am going to say will influence that opinion; all we do is to keep turning in circles.
So let's stop wasting our time, agree to disagree, and move on.
Thanks, Guenter
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