From: Sascha Hauer <s.hauer@pengutronix.de>
To: "Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>
Cc: barebox@lists.infradead.org
Subject: Re: [PATCH] video: imx: assert that image buffer doesn't cross a 4 MiB boundary
Date: Mon, 21 Sep 2015 08:09:38 +0200 [thread overview]
Message-ID: <20150921060938.GA7858@pengutronix.de> (raw)
In-Reply-To: <1442433644-1324-1-git-send-email-u.kleine-koenig@pengutronix.de>
On Wed, Sep 16, 2015 at 10:00:44PM +0200, Uwe Kleine-König wrote:
> The reference manual (for the i.MX25 in my case) states:
>
> This field must start at a location that enables a complete
> picture to be stored in a 4 Mbyte memory boundary (A [21:0]). A
> [31:22] has a fixed value for a picture’s image.
>
> Check this condition for user-supplied framebuffer values and enforce it
> for driver-allocated buffers.
>
> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Applied, thanks
Sascha
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prev parent reply other threads:[~2015-09-21 6:10 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-09-16 20:00 Uwe Kleine-König
2015-09-17 6:10 ` Uwe Kleine-König
2015-09-21 6:09 ` Sascha Hauer [this message]
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