From: Linus Walleij <linus.walleij@linaro.org>
To: Jean Delvare <jdelvare@suse.de>
Cc: "linux-gpio@vger.kernel.org" <linux-gpio@vger.kernel.org>
Subject: Re: [PATCH] gpio: pch: Optimize pch_gpio_get()
Date: Tue, 5 Jan 2016 15:47:01 +0100 [thread overview]
Message-ID: <CACRpkdYruZ2GFcfCgPyGGGOW9exuMz7obAVRic9MJcYbKRXqWA@mail.gmail.com> (raw)
In-Reply-To: <20160105142347.72fff8f1@endymion.delvare>
On Tue, Jan 5, 2016 at 2:23 PM, Jean Delvare <jdelvare@suse.de> wrote:
> The double negation is costly and can be avoided by shifting the
> register value before masking the requested bit.
>
> Signed-off-by: Jean Delvare <jdelvare@suse.de>
> Cc: Linus Walleij <linus.walleij@linaro.org>
Patch applied.
Yours,
Linus Walleij
prev parent reply other threads:[~2016-01-05 14:47 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-05 13:23 [PATCH] gpio: pch: Optimize pch_gpio_get() Jean Delvare
2016-01-05 14:47 ` Linus Walleij [this message]
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