linux-kernel - Re: [PATCH v2 1/2] i2c: piix4: Use usleep

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Message-ID: <20180302101749.mbgvlugctf5t7rvy@ninjato>
Date:   Fri, 2 Mar 2018 11:17:49 +0100
From:   Wolfram Sang <wsa@...-dreams.de>
To:     Guenter Roeck <linux@...ck-us.net>
Cc:     Jean Delvare <jdelvare@...e.com>, linux-i2c@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 1/2] i2c: piix4: Use usleep_range()

On Mon, Feb 26, 2018 at 12:46:52PM -0800, Guenter Roeck wrote:
> The piix4 i2c driver is extremely slow. Replacing msleep()
> with usleep_range() increases its speed substantially.
> Use sleep ranges similar to those used in the i2c-801 driver
> to keep things simple.
> 
> Signed-off-by: Guenter Roeck <linux@...ck-us.net>

Applied to for-next, thanks!


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