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From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
To: Frank.Li@oss.nxp.com
Cc: linux-media@vger.kernel.org, Frank Li <Frank.Li@nxp.com>,
	Guoniu Zhou <guoniu.zhou@nxp.com>,
	Dong Aisheng <aisheng.dong@nxp.com>,
	Jacopo Mondi <jacopo@jmondi.org>,
	imx@lists.linux.dev
Subject: Re: [PATCH] media: nxp: imx8-isi: Drop unneeded downscaling factor clamping
Date: Mon, 29 Jun 2026 23:11:30 +0300	[thread overview]
Message-ID: <20260629201130.GJ3054459@killaraus.ideasonboard.com> (raw)
In-Reply-To: <178276171937.2424554.17141585139727533269.b4-ty@b4>

Hi Frank,

On Mon, Jun 29, 2026 at 03:35:27PM -0400, Frank.Li@oss.nxp.com wrote:
> From: Frank Li <Frank.Li@nxp.com>
> 
> 
> On Wed, 20 May 2026 22:27:38 +0200, Laurent Pinchart wrote:
> > The total scaling factor including bi-linear downscaling and decimation
> > is clamped to 16. The bilinear factor calculation therefore produceds
> > values guaranteed not to exceed the maximum factor of 2.0. The clamping
> > is unneeded, drop it.
> > 
> > Note that the ISI_DOWNSCALE_THRESHOLD value of 0x4000 is incorrect, as
> > that would be a factor of 4.0. This was inconsequential given that the
> > computed factor never exceeded 0x2000.
> > 
> > [...]
> 
> Applied, thanks!
> 
> [1/1] media: nxp: imx8-isi: Drop unneeded downscaling factor clamping
>       commit: 5f074ef2f1fa19d8730f5c0329ff2f7633639875

Please note that you are not supposed to push patches to the media
committers tree if you're not listed in the MAINTAINERS file for the
driver (as listed as a Linux media submaintainer for the specific part
of the subsystem).

-- 
Regards,

Laurent Pinchart

      reply	other threads:[~2026-06-29 20:11 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-05-20 20:27 [PATCH] media: nxp: imx8-isi: Drop unneeded downscaling factor clamping Laurent Pinchart
2026-06-29 19:35 ` Frank.Li
2026-06-29 20:11   ` Laurent Pinchart [this message]

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