From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id AD88EFA372B for ; Wed, 16 Oct 2019 18:31:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 8033B21D7D for ; Wed, 16 Oct 2019 18:31:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1571250687; bh=2wAyGU0cUCFqc/8Sq42nh9uu/5+uzjYvLgMet1RoezY=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=WPPIyFiehBUxR86iz71yvv3W68N70IqHsvZUhl3irvwXvbRjE6yL0/PzbBAq7t0aT Dx+BSleuz/kLZqh4wn3MHR7R+eKvn+89rh3o5RQz08ExcbF4m1b7DPKjX9jnoyjeU8 lmtHZMj6IDs8DhCsg9KVfp9CtY6+Iwz6aStX3LhI= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2394263AbfJPSb0 (ORCPT ); Wed, 16 Oct 2019 14:31:26 -0400 Received: from mail.kernel.org ([198.145.29.99]:60280 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2391082AbfJPSb0 (ORCPT ); Wed, 16 Oct 2019 14:31:26 -0400 Received: from localhost (li1825-44.members.linode.com [172.104.248.44]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id A6BFE21D7A; Wed, 16 Oct 2019 18:31:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1571250685; bh=2wAyGU0cUCFqc/8Sq42nh9uu/5+uzjYvLgMet1RoezY=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=znZ2ibZLzc9MrZ18ZkPUt9B1GkhgYfZs48gTIYNPKAhAJj+ur1wnb2WgjiTvyD7rE /VJ1ImpjowBfY0Yy0lbF6tGBpvspvNwQTnIQUI/StDFOYY+4cb2Pgx1n3dlW6CKi2T Lz1SOiwZwIAybVdgHpd15pwIQMy6k5tTIYdf2uEQ= Date: Wed, 16 Oct 2019 11:31:21 -0700 From: Greg KH To: Mathieu Poirier Cc: stable@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: Re: [stable 4.19][PATCH 1/4] ARM: dts: am4372: Set memory bandwidth limit for DISPC Message-ID: <20191016183121.GD801860@kroah.com> References: <20191015065937.23169-1-mathieu.poirier@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20191015065937.23169-1-mathieu.poirier@linaro.org> User-Agent: Mutt/1.12.2 (2019-09-21) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Oct 15, 2019 at 12:59:34AM -0600, Mathieu Poirier wrote: > From: Peter Ujfalusi > > commit f90ec6cdf674248dcad85bf9af6e064bf472b841 upstream > > Set memory bandwidth limit to filter out resolutions above 720p@60Hz to > avoid underflow errors due to the bandwidth needs of higher resolutions. > > am43xx can not provide enough bandwidth to DISPC to correctly handle > 'high' resolutions. > > Signed-off-by: Peter Ujfalusi > Signed-off-by: Tomi Valkeinen > Signed-off-by: Tony Lindgren > Cc: stable # 4.19 > Signed-off-by: Mathieu Poirier > --- > arch/arm/boot/dts/am4372.dtsi | 2 ++ > 1 file changed, 2 insertions(+) What about 5.3? Is this ok there? thanks, greg k-h