linux-kernel - Re: [PATCH v2] Exynos : Add support for Exynos random number generator

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Message-ID: <4FEB4279.2020701@codeaurora.org>
Date:	Wed, 27 Jun 2012 10:27:21 -0700
From:	Stephen Boyd <sboyd@...eaurora.org>
To:	jonghwa3.lee@...sung.com
CC:	Jamie Iles <jamie@...ieiles.com>, linux-kernel@...r.kernel.org,
	Matt Mackall <mpm@...enic.com>,
	Herbert Xu <herbert@...dor.apana.org.au>,
	Nicolas Ferre <nicolas.ferre@...el.com>,
	Julia Lawall <Julia.Lawall@...6.fr>,
	Kyungmin Park <kyungmin.park@...sung.com>
Subject: Re: [PATCH v2] Exynos : Add support for Exynos random number generator

On 06/27/12 04:21, jonghwa3.lee@...sung.com wrote:
> On 2012년 06월 27일 20:07, Jamie Iles wrote:
>> A minor nit, but
>>
>> 	while (!(exynos_rng_readl(exynos_rng, EXYNOS_PRNG_STATUS_OFFSET) & 
>> 				  PRNG_DONE))
>> 		cpu_relax();
>>
>> would be a bit more conventional.
>>
>
> Stephen Boyd suggested to me that way. Anyway I'll follow with
> conventional way.

I was thinking

	do {
		status = exynos_rng_readl(exynos_rng, EXYNOS_PRNG_STATUS_OFFSET);
	} while (!(status & PRNG_DONE));


But that works too.

-- 
Sent by an employee of the Qualcomm Innovation Center, Inc.
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum.

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