linux-kernel - Re: [PATCHv2 2/3] [media] s5p-jpeg: Fix compilation with COMPILE

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Date:	Tue, 9 Sep 2014 14:19:07 -0300
From:	Fabio Estevam <festevam@...il.com>
To:	Mauro Carvalho Chehab <m.chehab@...sung.com>
Cc:	Sylwester Nawrocki <s.nawrocki@...sung.com>,
	Jacek Anaszewski <j.anaszewski@...sung.com>,
	Linux Media Mailing List <linux-media@...r.kernel.org>,
	Mauro Carvalho Chehab <mchehab@...radead.org>,
	Kukjin Kim <kgene.kim@...sung.com>,
	Kamil Debski <k.debski@...sung.com>,
	Kyungmin Park <kyungmin.park@...sung.com>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	linux-samsung-soc@...r.kernel.org,
	"linux-next@...r.kernel.org" <linux-next@...r.kernel.org>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	Stephen Rothwell <sfr@...b.auug.org.au>
Subject: Re: [PATCHv2 2/3] [media] s5p-jpeg: Fix compilation with COMPILE_TEST

On Tue, Sep 9, 2014 at 1:10 PM, Mauro Carvalho Chehab
<m.chehab@...sung.com> wrote:
> ERROR: "__bad_ndelay" [drivers/media/platform/s5p-jpeg/s5p-jpeg.ko] undefined!
>
> That happens because asm-generic doesn't like any ndelay time
> bigger than 20us.
>
> Currently, usleep_range() couldn't simply be used, since
> exynos4_jpeg_sw_reset() is called with a spinlock held.
>
> So, let's use ndelay() instead.

You meant 'udelay() instead'.
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