linux-kernel - RE: [PATCH v2 2/2] i2c: QUP based bus driver for Qualcomm MSM chipsets

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Date:	Fri, 3 Sep 2010 10:38:08 +0200
From:	Linus WALLEIJ <linus.walleij@...ricsson.com>
To:	Kenneth Heitke <kheitke@...eaurora.org>,
	"khali@...ux-fr.org" <khali@...ux-fr.org>,
	"ben-linux@...ff.org" <ben-linux@...ff.org>,
	Srinidhi KASAGAR <srinidhi.kasagar@...ricsson.com>,
	"tsoni@...eaurora.org" <tsoni@...eaurora.org>
Cc:	"linux-arm-msm@...r.kernel.org" <linux-arm-msm@...r.kernel.org>,
	Crane Cai <crane.cai@....com>,
	Samuel Ortiz <sameo@...ux.intel.com>,
	Ralf Baechle <ralf@...ux-mips.org>,
	"linux-i2c@...r.kernel.org" <linux-i2c@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH v2 2/2] i2c: QUP based bus driver for Qualcomm MSM
 chipsets

[Kenneth]

> From: Kenneth Heitke [mailto:kheitke@...eaurora.org]
> Subject: [PATCH v2 2/2] i2c: QUP based bus driver for Qualcomm MSM
> chipsets
> (...)
> +	dev->one_bit_t = USEC_PER_SEC/pdata->bus_freq;

Maybe you want to use DIV_ROUND_UP() from kernel.h here
to be on the safe side?

Yours,
Linus Walleij
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