From: Alexey Dobriyan <adobriyan@gmail.com>
To: "Yury Norov (NVIDIA)" <yury.norov@gmail.com>
Cc: Linus Walleij <linus.walleij@linaro.org>,
Nicolas Frattaroli <nicolas.frattaroli@collabora.com>,
Rasmus Villemoes <linux@rasmusvillemoes.dk>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 00/21] lib: add alternatives for GENMASK()
Date: Sat, 25 Oct 2025 21:01:37 +0300 [thread overview]
Message-ID: <3fbe9674-bc06-430d-8702-74d9dd9c3cb0@p183> (raw)
> GENMASK(high, low) notation reflects a common pattern to describe
> hardware registers. However, out of drivers context it's confusing and
> error-prone.
>
> This series introduces alternatives for GENMASK():
>
> - BITS(low, high);
This is less bad (low bit then high), but in a perfect world high bit
should have been exclusive.
> - FIRST_BITS(nbits);
> - LAST_BITS(start);
Now it is 200% more confusing.
next reply other threads:[~2025-10-25 18:00 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-10-25 18:01 Alexey Dobriyan [this message]
-- strict thread matches above, loose matches on Subject: below --
2025-10-25 16:39 Yury Norov (NVIDIA)
2025-10-25 17:56 ` Linus Torvalds
2025-11-26 9:07 ` Rasmus Villemoes
2025-11-26 10:38 ` david laight
2025-11-26 19:44 ` Linus Torvalds
2025-11-26 22:17 ` david laight
2025-11-26 23:47 ` Linus Torvalds
2025-11-27 9:37 ` david laight
2025-11-27 14:11 ` Nicolas Frattaroli
2025-11-27 17:29 ` Linus Torvalds
2025-11-27 18:51 ` david laight
2025-11-29 11:46 ` david laight
2025-10-25 16:28 Yury Norov (NVIDIA)
2025-10-25 16:37 ` Yury Norov
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