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=-6.8 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,URIBL_BLOCKED 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 5B565C55179 for ; Thu, 29 Oct 2020 09:18:47 +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 BB3FA20790 for ; Thu, 29 Oct 2020 09:18:46 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="i6GMtZ0T"; dkim=temperror (0-bit key) header.d=cerno.tech header.i=@cerno.tech header.b="aMJR7I27"; dkim=temperror (0-bit key) header.d=messagingengine.com header.i=@messagingengine.com header.b="IriSPl4q" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org BB3FA20790 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=cerno.tech 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-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-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=ItwxTFqV7tWNyTrXNSAJdlu8hJxo11pTihKkiHbcViY=; b=i6GMtZ0TOJGXyYVO23st2Yik6 4Fck8/LPqbAwmwW+GpJ5b9eB94iPG47UB/wsdQNBKEEYftnaiUsGw+WFECoBqKxA2xSSvZEwTFBQR E9pW03OsQrBvEHph963SpIw5dQjz38MLPS+kDFgCY0OS5B/uramwe5jGw9C4NUYK43+gLG9U5v7V0 RwBIMm4W7KJM92xN7dsL7kbcml9SdfNC6A5ubAa5U1v93+wwMWXxbuDVn//QFweT8k1LqXTVS8VqU 0WqA3VRLUWGibba9OOpwfa42Eqi+dw4YndJdI2fIyNDifk8pgeJhJYAye/ks5zsTHrlbathBjrTdY TuMXuY2Pg==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kY44D-0005id-E2; Thu, 29 Oct 2020 09:17:57 +0000 Received: from new3-smtp.messagingengine.com ([66.111.4.229]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kY449-0005i9-AI; Thu, 29 Oct 2020 09:17:54 +0000 Received: from compute6.internal (compute6.nyi.internal [10.202.2.46]) by mailnew.nyi.internal (Postfix) with ESMTP id B2FAE5802AA; Thu, 29 Oct 2020 05:17:49 -0400 (EDT) Received: from mailfrontend1 ([10.202.2.162]) by compute6.internal (MEProxy); Thu, 29 Oct 2020 05:17:49 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cerno.tech; h= date:from:to:cc:subject:message-id:references:mime-version :content-type:in-reply-to; s=fm1; bh=lEjXa4WPZ+lBplOCOSczM5dcK1S XwWahYHSfYVswHOk=; b=aMJR7I27huvwlXZkuPWeuksEMhVCWoDac5DPHlv9Xkz 70s8EmkwMG5sypIAGuF/NN4SOUIcDG2YncQXWaMhYc42tgrFyUqxOBIrL+x724S9 a6L+quIiwm3BBcojDOqC5pHgAmLWXli64HPDFAodNvQoJOE8JjTkx+abfRKCHODu pMI5E9hJM2S+wYKb45stjGwtiLOHHvxBiJt37q60Rnu/+ntiwQxNzCfB3KSihCsE wlNVr152A7ue1hMHs+Eirkip+4ZZiudToLcfCsT/SH+dOhgFV6sHrUQXyWn15hp1 EHwiP3xp9dtUGeukPxuFSlMWV0CZu7CL+7x9C1lO5hw== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to:x-me-proxy :x-me-proxy:x-me-sender:x-me-sender:x-sasl-enc; s=fm1; bh=lEjXa4 WPZ+lBplOCOSczM5dcK1SXwWahYHSfYVswHOk=; b=IriSPl4qavN1oFGh7hhcuz bxdMWClOJGSHn1CrZ9bI1JnMS0IyoN8/VcTtY9BQkKrZSv6Ndyj3uRkOcjNgLLZo poKA29ynqeyKTIYLA2kob2aDl/7ZvUTubUhmqnBd/PnbuGw7T3ANsIc/B0tE8Fz4 W9RlSW6XaIOJFysGfi8SOQifzphg4X8BHbBMPOwWO3oGaaXgrHwIaYTqGFk2Lsfn 2JPUefJf19PAoGK85X4lqamxJc7xtCdKN3GYnZ8g8SVUJdi8nWLKf/9FxrP7AtJL 2ZocHfqp1N6e1iozhqlOSzsYkZtlLyXaeygdoaZ3Sn4x+hR0h3St1fNha8KrY5Tw == X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedujedrleefgddtfecutefuodetggdotefrodftvf curfhrohhfihhlvgemucfhrghsthforghilhdpqfgfvfdpuffrtefokffrpgfnqfghnecu uegrihhlohhuthemuceftddtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmdenuc fjughrpeffhffvuffkfhggtggujgesghdtreertddtvdenucfhrhhomhepofgrgihimhgv ucftihhprghrugcuoehmrgigihhmvgestggvrhhnohdrthgvtghhqeenucggtffrrghtth gvrhhnpeelkeeghefhuddtleejgfeljeffheffgfeijefhgfeufefhtdevteegheeiheeg udenucfkphepledtrdekledrieekrdejieenucevlhhushhtvghrufhiiigvpedtnecurf grrhgrmhepmhgrihhlfhhrohhmpehmrgigihhmvgestggvrhhnohdrthgvtghh X-ME-Proxy: Received: from localhost (lfbn-tou-1-1502-76.w90-89.abo.wanadoo.fr [90.89.68.76]) by mail.messagingengine.com (Postfix) with ESMTPA id 1953A328005D; Thu, 29 Oct 2020 05:17:48 -0400 (EDT) Date: Thu, 29 Oct 2020 10:17:46 +0100 From: Maxime Ripard To: Dave Stevenson Subject: Re: [PATCH] drm/vc4: hdmi: Block odd horizontal timings Message-ID: <20201029091746.2byv4tewvlozehh3@gilmour.lan> References: <20200925130044.574220-1-maxime@cerno.tech> MIME-Version: 1.0 In-Reply-To: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201029_051753_630241_92A2BE36 X-CRM114-Status: GOOD ( 13.02 ) 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: Tim Gover , David Airlie , Maarten Lankhorst , DRI Development , Eric Anholt , bcm-kernel-feedback-list@broadcom.com, linux-rpi-kernel@lists.infradead.org, Thomas Zimmermann , Daniel Vetter , Phil Elwell , linux-arm-kernel@lists.infradead.org Content-Type: multipart/mixed; boundary="===============9056803762375301026==" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org --===============9056803762375301026== Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="k6i374xzum3gxsgl" Content-Disposition: inline --k6i374xzum3gxsgl Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi! On Wed, Oct 28, 2020 at 01:42:20PM +0000, Dave Stevenson wrote: > Hi Maxime >=20 > On Fri, 25 Sep 2020 at 14:00, Maxime Ripard wrote: > > > > The FIFO between the pixelvalve and the HDMI controller runs at 2 pixels > > per clock cycle, and cannot deal with odd timings. > > > > Let's reject any mode with such timings. > > > > Signed-off-by: Maxime Ripard Thanks for your review > It's unsupported due to the architecture rather than broken. Would you prefer s/broken/unsupported/ then? Maxime --k6i374xzum3gxsgl Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYIAB0WIQRcEzekXsqa64kGDp7j7w1vZxhRxQUCX5qIugAKCRDj7w1vZxhR xVrbAP9H9u5D/3fOW6mO+1DLXZe+4ULmlY2B3BFZpRpxsgHMMwEAuwNX0xKIpWWm tBoR5aaRcD6kYJZQ/80lwBFvu+kx4gE= =xJ3g -----END PGP SIGNATURE----- --k6i374xzum3gxsgl-- --===============9056803762375301026== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel --===============9056803762375301026==-- 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=-6.5 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 13311C55179 for ; Fri, 30 Oct 2020 08:23:49 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (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 A97EB22241 for ; Fri, 30 Oct 2020 08:23:48 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A97EB22241 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=cerno.tech Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 87B856E993; Fri, 30 Oct 2020 08:23:20 +0000 (UTC) Received: from new3-smtp.messagingengine.com (new3-smtp.messagingengine.com [66.111.4.229]) by gabe.freedesktop.org (Postfix) with ESMTPS id C1C5A6E89F for ; Thu, 29 Oct 2020 09:17:52 +0000 (UTC) Received: from compute6.internal (compute6.nyi.internal [10.202.2.46]) by mailnew.nyi.internal (Postfix) with ESMTP id B2FAE5802AA; Thu, 29 Oct 2020 05:17:49 -0400 (EDT) Received: from mailfrontend1 ([10.202.2.162]) by compute6.internal (MEProxy); Thu, 29 Oct 2020 05:17:49 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cerno.tech; h= date:from:to:cc:subject:message-id:references:mime-version :content-type:in-reply-to; s=fm1; bh=lEjXa4WPZ+lBplOCOSczM5dcK1S XwWahYHSfYVswHOk=; b=aMJR7I27huvwlXZkuPWeuksEMhVCWoDac5DPHlv9Xkz 70s8EmkwMG5sypIAGuF/NN4SOUIcDG2YncQXWaMhYc42tgrFyUqxOBIrL+x724S9 a6L+quIiwm3BBcojDOqC5pHgAmLWXli64HPDFAodNvQoJOE8JjTkx+abfRKCHODu pMI5E9hJM2S+wYKb45stjGwtiLOHHvxBiJt37q60Rnu/+ntiwQxNzCfB3KSihCsE wlNVr152A7ue1hMHs+Eirkip+4ZZiudToLcfCsT/SH+dOhgFV6sHrUQXyWn15hp1 EHwiP3xp9dtUGeukPxuFSlMWV0CZu7CL+7x9C1lO5hw== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to:x-me-proxy :x-me-proxy:x-me-sender:x-me-sender:x-sasl-enc; s=fm1; bh=lEjXa4 WPZ+lBplOCOSczM5dcK1SXwWahYHSfYVswHOk=; b=IriSPl4qavN1oFGh7hhcuz bxdMWClOJGSHn1CrZ9bI1JnMS0IyoN8/VcTtY9BQkKrZSv6Ndyj3uRkOcjNgLLZo poKA29ynqeyKTIYLA2kob2aDl/7ZvUTubUhmqnBd/PnbuGw7T3ANsIc/B0tE8Fz4 W9RlSW6XaIOJFysGfi8SOQifzphg4X8BHbBMPOwWO3oGaaXgrHwIaYTqGFk2Lsfn 2JPUefJf19PAoGK85X4lqamxJc7xtCdKN3GYnZ8g8SVUJdi8nWLKf/9FxrP7AtJL 2ZocHfqp1N6e1iozhqlOSzsYkZtlLyXaeygdoaZ3Sn4x+hR0h3St1fNha8KrY5Tw == X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedujedrleefgddtfecutefuodetggdotefrodftvf curfhrohhfihhlvgemucfhrghsthforghilhdpqfgfvfdpuffrtefokffrpgfnqfghnecu uegrihhlohhuthemuceftddtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmdenuc fjughrpeffhffvuffkfhggtggujgesghdtreertddtvdenucfhrhhomhepofgrgihimhgv ucftihhprghrugcuoehmrgigihhmvgestggvrhhnohdrthgvtghhqeenucggtffrrghtth gvrhhnpeelkeeghefhuddtleejgfeljeffheffgfeijefhgfeufefhtdevteegheeiheeg udenucfkphepledtrdekledrieekrdejieenucevlhhushhtvghrufhiiigvpedtnecurf grrhgrmhepmhgrihhlfhhrohhmpehmrgigihhmvgestggvrhhnohdrthgvtghh X-ME-Proxy: Received: from localhost (lfbn-tou-1-1502-76.w90-89.abo.wanadoo.fr [90.89.68.76]) by mail.messagingengine.com (Postfix) with ESMTPA id 1953A328005D; Thu, 29 Oct 2020 05:17:48 -0400 (EDT) Date: Thu, 29 Oct 2020 10:17:46 +0100 From: Maxime Ripard To: Dave Stevenson Subject: Re: [PATCH] drm/vc4: hdmi: Block odd horizontal timings Message-ID: <20201029091746.2byv4tewvlozehh3@gilmour.lan> References: <20200925130044.574220-1-maxime@cerno.tech> MIME-Version: 1.0 In-Reply-To: X-Mailman-Approved-At: Fri, 30 Oct 2020 08:23:17 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Tim Gover , David Airlie , DRI Development , bcm-kernel-feedback-list@broadcom.com, linux-rpi-kernel@lists.infradead.org, Thomas Zimmermann , Daniel Vetter , Phil Elwell , linux-arm-kernel@lists.infradead.org Content-Type: multipart/mixed; boundary="===============0153040995==" Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" --===============0153040995== Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="k6i374xzum3gxsgl" Content-Disposition: inline --k6i374xzum3gxsgl Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi! On Wed, Oct 28, 2020 at 01:42:20PM +0000, Dave Stevenson wrote: > Hi Maxime >=20 > On Fri, 25 Sep 2020 at 14:00, Maxime Ripard wrote: > > > > The FIFO between the pixelvalve and the HDMI controller runs at 2 pixels > > per clock cycle, and cannot deal with odd timings. > > > > Let's reject any mode with such timings. > > > > Signed-off-by: Maxime Ripard Thanks for your review > It's unsupported due to the architecture rather than broken. Would you prefer s/broken/unsupported/ then? Maxime --k6i374xzum3gxsgl Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYIAB0WIQRcEzekXsqa64kGDp7j7w1vZxhRxQUCX5qIugAKCRDj7w1vZxhR xVrbAP9H9u5D/3fOW6mO+1DLXZe+4ULmlY2B3BFZpRpxsgHMMwEAuwNX0xKIpWWm tBoR5aaRcD6kYJZQ/80lwBFvu+kx4gE= =xJ3g -----END PGP SIGNATURE----- --k6i374xzum3gxsgl-- --===============0153040995== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel --===============0153040995==--