From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [213.167.242.64]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A014334041F for ; Mon, 29 Jun 2026 20:11:33 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=213.167.242.64 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782763895; cv=none; b=TM41Bu8KgPcyQIlFj9/ynY1eKELcyhpa12ZNbomVLMe9pV30oH6BP7pH4ruypdYlfXii3UJaTseIL3vZYWsux8gy8M9fDv9tsEkNY+2cO3b6PD8lZfUQa4AKWu9kdLdfyncZH1FueHwNL/g9HNKZ9FzLUu2/kovWwRmFrZ5QA9g= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782763895; c=relaxed/simple; bh=5zibFaaJ2i9c4VvL04fCwfdst6jKwKQOXsEqL2D8mOs=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=rAWtlp+PNygFKou0Oq8ktn7kTN9Cs9V42HPzbdgTtw3kf6KrpoGgqTTF2sCCD+HWAGP1Q62RfnfsJ2N3moAKTIrFndLRFZ9u6QatUtbJMUHikrtkaoqqxqK4gPHnhWL431fntLCXZY2hDxMQt2Fko/F0sIlcirBFhsscRdlmO6M= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=ideasonboard.com; spf=pass smtp.mailfrom=ideasonboard.com; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b=kgMt+ArE; arc=none smtp.client-ip=213.167.242.64 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=ideasonboard.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ideasonboard.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b="kgMt+ArE" Received: from killaraus.ideasonboard.com (2001-14ba-70f3-e800--a06.rev.dnainternet.fi [IPv6:2001:14ba:70f3:e800::a06]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id 6EE128D4; Mon, 29 Jun 2026 22:10:48 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1782763848; bh=5zibFaaJ2i9c4VvL04fCwfdst6jKwKQOXsEqL2D8mOs=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=kgMt+ArE2IZHAo9SBZdeemfD23FkpRAr/nFozgT/sKwBoJK3N5BDiHzGBm6o9juvS XOXRt0pUqs0oY7yKilK920RyC2vdHl+vuXwG/9yyeCaLFOqGsoxrntQP5UAlROZMCp DTrJDOo75xS/+rfi5FyA+OoYWx1P4zvYFl128m0w= Date: Mon, 29 Jun 2026 23:11:30 +0300 From: Laurent Pinchart To: Frank.Li@oss.nxp.com Cc: linux-media@vger.kernel.org, Frank Li , Guoniu Zhou , Dong Aisheng , Jacopo Mondi , imx@lists.linux.dev Subject: Re: [PATCH] media: nxp: imx8-isi: Drop unneeded downscaling factor clamping Message-ID: <20260629201130.GJ3054459@killaraus.ideasonboard.com> References: <20260520202738.86782-1-laurent.pinchart@ideasonboard.com> <178276171937.2424554.17141585139727533269.b4-ty@b4> Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline 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 > > > 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