From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To: Yury Norov <ynorov@nvidia.com>
Cc: Linus Walleij <linusw@kernel.org>,
Bartosz Golaszewski <brgl@kernel.org>,
Shubhrajyoti Datta <shubhrajyoti.datta@amd.com>,
Srinivas Neeli <srinivas.neeli@amd.com>,
Michal Simek <michal.simek@amd.com>,
linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH] gpio: drop bitmap_complement() where feasible
Date: Fri, 17 Apr 2026 10:33:20 +0300 [thread overview]
Message-ID: <aeHiQJa93I6RgkUg@ashevche-desk.local> (raw)
In-Reply-To: <20260417033439.318930-1-ynorov@nvidia.com>
On Thu, Apr 16, 2026 at 11:34:38PM -0400, Yury Norov wrote:
> The gpio drivers reproduce the following pattern:
>
> bitmap_complement(tmp, data1, nbits);
> bitmap_and(dst, data2, tmp, nbits);
>
> This can be done in a single pass:
>
> bitmap_andnot(dst, data2, data1t, nbits);
Split on per-driver basis.
With this being done,
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
--
With Best Regards,
Andy Shevchenko
next prev parent reply other threads:[~2026-04-17 7:33 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-17 3:34 [PATCH] gpio: drop bitmap_complement() where feasible Yury Norov
2026-04-17 7:33 ` Andy Shevchenko [this message]
2026-04-17 8:14 ` Michal Simek
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