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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 46709C54EBE for ; Fri, 13 Jan 2023 11:47:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Date:Cc:To:From:Subject:Message-ID:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=weqghK7tyLQEpX2ezt97s7B6WPAVnzH/07KDHNr32Sw=; b=AAUPLkJM2FiGNI E6vf/5xuW+dlTwFC5lwyjnl/0Js07JJXjqLjZP0tZ5Qfr8pM1bX6IFHHGBkp42Oz50WkT1lKte+k8 3ztamgphyF/cdNrK3c44OMtYzpQyjCXF4to8lBtro0tkZVM0Kn5ORlVg/eT/nU6hjmhA3oBFSVWGs mMw78f6SeDGe/pMNvbsGhfjENsYSZwnYMG0XFFVrjD6QPzdtpIoTZvEDj5+E+XiMhqDcTvMvXxbUO ko02/Ho9ybdO+PbvlXJs76fKxiEc/ZJl8w7/dWlUSIz80KcAWhxH6pLw7JzvDgp/RBs+KZNzMubiA VsmWf71nSYNUsviagbNQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pGIWX-002JLY-1R; Fri, 13 Jan 2023 11:47:05 +0000 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pGIVx-002J51-Ao for linux-arm-kernel@lists.infradead.org; Fri, 13 Jan 2023 11:46:31 +0000 Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1pGIVo-0007qd-3K; Fri, 13 Jan 2023 12:46:20 +0100 Received: from [2a0a:edc0:0:900:1d::4e] (helo=lupine) by drehscheibe.grey.stw.pengutronix.de with esmtp (Exim 4.94.2) (envelope-from ) id 1pGIVn-005krx-C7; Fri, 13 Jan 2023 12:46:19 +0100 Received: from pza by lupine with local (Exim 4.94.2) (envelope-from ) id 1pGIVm-0005vX-GS; Fri, 13 Jan 2023 12:46:18 +0100 Message-ID: <1768898f18d9ce620d14beed865c1119a5939f45.camel@pengutronix.de> Subject: Re: [PATCH v2 04/16] media: imx-pxp: explicitly disable unused blocks From: Philipp Zabel To: Michael Tretter , linux-media@vger.kernel.org, devicetree@vger.kernel.org, Laurent Pinchart Cc: Mauro Carvalho Chehab , Rob Herring , Krzysztof Kozlowski , Fabio Estevam , Alexander Stein , kernel@pengutronix.de, linux-imx@nxp.com, linux-arm-kernel@lists.infradead.org Date: Fri, 13 Jan 2023 12:46:18 +0100 In-Reply-To: <20230112-imx-pxp-v2-4-e2281da1db55@pengutronix.de> References: <20230112-imx-pxp-v2-0-e2281da1db55@pengutronix.de> <20230112-imx-pxp-v2-4-e2281da1db55@pengutronix.de> User-Agent: Evolution 3.38.3-1+deb11u1 MIME-Version: 1.0 X-SA-Exim-Connect-IP: 2a0a:edc0:0:c01:1d::a2 X-SA-Exim-Mail-From: p.zabel@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-arm-kernel@lists.infradead.org X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230113_034629_397742_51275CFE X-CRM114-Status: GOOD ( 10.46 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Fr, 2023-01-13 at 10:54 +0100, Michael Tretter wrote: > Various multiplexers in the pipeline are not used with the currently > configured data path. Disable all unused multiplexers by selecting the > "no output" (3) option. > > The datasheet doesn't explicitly require this, but the PXP has been seen > to hang after processing a few hundreds of frames otherwise. > > As at it, add documentation for the multiplexers that are actually > relevant for the data path. > > Reviewed-by: Laurent Pinchart > Signed-off-by: Michael Tretter Reviewed-by: Philipp Zabel regards Philipp _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel