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=-7.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS autolearn=no 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 30F21C433DF for ; Fri, 17 Jul 2020 19:50:29 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 006DB2070E for ; Fri, 17 Jul 2020 19:50:28 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="euyLLXY9" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 006DB2070E Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=ravnborg.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References:Message-ID: Subject:To:From:Date:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=02gf2xidiSaD59mtXVKIcCd8opqEFDd7RESbtAghLac=; b=euyLLXY9tBvoWSzo/mf+cONIU 9gbeq6Q0FhIO9O9sZnOO8fWFxxjLsvYsfYSV44k8yzhLrVd0ZPp7m8KZ6cHLOh5DLYvdVXoLlcvAG fxeCxOPH/dVckwVv11/b9j2NJ+trcUvqNmKTYvrYxBFICqXr20Y+GeoP40qObONGNenwQFgweVWwQ kcJSq1DaUAkuG4ebIGnQ5MlNq496MrlHs7x089+5XAvTiWW0oQ5Lp9788/rAs8P3pz9Cbz44FWvFp +PJuBiaYYyEKRe6lqfMeg9vAvhzdM8a/7Jeb6n7vxAy3arICuazlMkkxcbrkV5KYXpph0dXdokyLJ oR+ryycNA==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jwWLu-0003DV-D2; Fri, 17 Jul 2020 19:49:02 +0000 Received: from asavdk4.altibox.net ([109.247.116.15]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jwWLr-0003CC-FZ for linux-arm-kernel@lists.infradead.org; Fri, 17 Jul 2020 19:49:00 +0000 Received: from ravnborg.org (unknown [188.228.123.71]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by asavdk4.altibox.net (Postfix) with ESMTPS id 6268180501; Fri, 17 Jul 2020 21:48:51 +0200 (CEST) Date: Fri, 17 Jul 2020 21:48:49 +0200 From: Sam Ravnborg To: Laurentiu Palcu Subject: Re: [PATCH v6 2/4] drm/imx: Add initial support for DCSS on iMX8MQ Message-ID: <20200717194849.GA2369507@ravnborg.org> References: <20200717144132.2206-1-laurentiu.palcu@oss.nxp.com> <20200717144132.2206-3-laurentiu.palcu@oss.nxp.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200717144132.2206-3-laurentiu.palcu@oss.nxp.com> X-CMAE-Score: 0 X-CMAE-Analysis: v=2.3 cv=aP3eV41m c=1 sm=1 tr=0 a=S6zTFyMACwkrwXSdXUNehg==:117 a=S6zTFyMACwkrwXSdXUNehg==:17 a=kj9zAlcOel0A:10 a=8AirrxEcAAAA:8 a=zm2rouQ-rTcRMPztwuMA:9 a=CjuIK1q_8ugA:10 a=ST-jHhOKWsTCqRlWije3:22 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200717_154859_688685_2CBC87B7 X-CRM114-Status: GOOD ( 14.09 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Philipp Zabel , Shawn Guo , Sascha Hauer , lukas@mntmn.com, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, NXP Linux Team , Pengutronix Kernel Team , Fabio Estevam , agx@sigxcpu.org, linux-arm-kernel@lists.infradead.org, Lucas Stach 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 Hi Laurentiu. On Fri, Jul 17, 2020 at 05:41:27PM +0300, Laurentiu Palcu wrote: > From: Laurentiu Palcu > > This adds initial support for iMX8MQ's Display Controller Subsystem (DCSS). > Some of its capabilities include: > * 4K@60fps; > * HDR10; > * one graphics and 2 video pipelines; > * on-the-fly decompression of compressed video and graphics; > > The reference manual can be found here: > https://www.nxp.com/webapp/Download?colCode=IMX8MDQLQRM > > The current patch adds only basic functionality: one primary plane for > graphics, linear, tiled and super-tiled buffers support (no graphics > decompression yet), no HDR10 and no video planes. > > Video planes support and HDR10 will be added in subsequent patches once > per-plane de-gamma/CSC/gamma support is in. > > Signed-off-by: Laurentiu Palcu > Reviewed-by: Lucas Stach > --- .... return drm_bridge_attach(encoder, bridge, NULL, 0); .... The above code-snippet tells that the display-driver rely on the bridge to create the connector. Could this by any chance be updated to the new way where the display driver creates the connector - and thus passing DRM_BRIDGE_ATTACH_NO_CONNECTOR as the flags argument? What bridges would be relevant? To check that the reelvant bridges are already ported. Sam _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel