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=-7.3 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_2 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 1870FC3A59E for ; Wed, 21 Aug 2019 18:31:06 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id DECC4216F4 for ; Wed, 21 Aug 2019 18:31:05 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="PNFBGsgU" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org DECC4216F4 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=collabora.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: 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=mNe49c5+NrF4m8m7cWt06/4w7MU1QJ+IM9lwsXCrEhI=; b=PNFBGsgUbfKPfy yHHbCYZ4KOVok7oX0dPdyTGkDwpXnN9moAlfO5pnAGz/Y5EQd2R8YDFKI48J0F2wLFGJLEiz8qeUp 2G9vPbc6v3jJSSQ9GmJLSFAmxZSYYMC5Eh5ZWRjeSNg2iv77tbwXMtiP60meQIjrqFjC+w2vBYqRk Rxtv28GD9HqyDl2vDaM6dG7bpFg5fXnW0WE5SDNVkiuLkYtgungCSAy4L4eJFyIA98QX6s9XwfMRr zj2N0K8JGGfZvvfPI7ZGfrOcf3yjY3H1oHPOEU0V7AXek337ziW5570MwUMSXNdvo5db3gzPAYeYm e8Uq2w1ci/+sAFN/RyvQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1i0VNr-0003rj-St; Wed, 21 Aug 2019 18:30:59 +0000 Received: from bhuna.collabora.co.uk ([46.235.227.227]) by bombadil.infradead.org with esmtps (Exim 4.92 #3 (Red Hat Linux)) id 1i0VNo-0003qz-Kz for linux-amlogic@lists.infradead.org; Wed, 21 Aug 2019 18:30:58 +0000 Received: from localhost (unknown [IPv6:2a01:e0a:2c:6930:b93f:9fae:b276:a89a]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) (Authenticated sender: bbrezillon) by bhuna.collabora.co.uk (Postfix) with ESMTPSA id 9AD3C2699FC; Wed, 21 Aug 2019 19:30:51 +0100 (BST) Date: Wed, 21 Aug 2019 20:30:47 +0200 From: Boris Brezillon To: Neil Armstrong Subject: Re: [RFC 00/11] drm/bridge: dw-hdmi: implement bus-format negotiation and YUV420 support Message-ID: <20190821203047.06730da4@collabora.com> In-Reply-To: <20190820084109.24616-1-narmstrong@baylibre.com> References: <20190820084109.24616-1-narmstrong@baylibre.com> Organization: Collabora X-Mailer: Claws Mail 3.17.3 (GTK+ 2.24.32; x86_64-redhat-linux-gnu) MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190821_113056_821672_1E8DB019 X-CRM114-Status: GOOD ( 16.11 ) X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: jernej.skrabec@siol.net, jonas@kwiboo.se, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, a.hajda@samsung.com, Laurent.pinchart@ideasonboard.com, linux-amlogic@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org On Tue, 20 Aug 2019 10:40:58 +0200 Neil Armstrong wrote: > This patchset is based on Boris's "drm: Add support for bus-format negotiation" RFC at [1] Small clarification. Neil's work in based on a slightly different version of my RFC [4] (I plan to post a v2 very soon). > patchset to implement : > - basic bus-format negotiation for DW-HDMI > - advanced HDMI2.0 YUV420 bus-format negotiation for DW-HDMI > > And the counterpart implementation in the Amlogic Meson VPU dw-hdmi glue : > - basic bus-format negotiation to select YUV444 bus-format as DW-HDMI input > - YUV420 support when HDMI2.0 YUV420 modeset > > This is a follow-up from the previous attempts : > - "drm/meson: Add support for HDMI2.0 YUV420 4k60" at [2] > - "drm/meson: Add support for HDMI2.0 4k60" at [3] > > [1] https://patchwork.freedesktop.org/patch/msgid/20190808151150.16336-1-boris.brezillon@collabora.com > [2] https://patchwork.freedesktop.org/patch/msgid/20190520133753.23871-1-narmstrong@baylibre.com > [3] https://patchwork.freedesktop.org/patch/msgid/1549022873-40549-1-git-send-email-narmstrong@baylibre.com [4]https://github.com/bbrezillon/linux-0day/commits/drm-bridge-busfmt-2 > > Neil Armstrong (11): > fixup! drm/bridge: Add the necessary bits to support bus format > negotiation > drm/meson: venc: make drm_display_mode const > drm/meson: meson_dw_hdmi: switch to drm_bridge_funcs > drm/bridge: synopsys: dw-hdmi: add basic bridge_atomic_check > drm/bridge: synopsys: dw-hdmi: use negociated bus formats > drm/meson: dw-hdmi: stop enforcing input_bus_format > drm/bridge: dw-hdmi: allow ycbcr420 modes for >= 0x200a > drm/bridge: synopsys: dw-hdmi: add 420 mode format negociation > drm/meson: venc: add support for YUV420 setup > drm/meson: vclk: add support for YUV420 setup > drm/meson: Add YUV420 output support > > drivers/gpu/drm/bridge/synopsys/dw-hdmi.c | 97 +++++++++++++++- > drivers/gpu/drm/drm_bridge.c | 6 +- > drivers/gpu/drm/meson/meson_dw_hdmi.c | 135 +++++++++++++++++----- > drivers/gpu/drm/meson/meson_vclk.c | 93 +++++++++++---- > drivers/gpu/drm/meson/meson_vclk.h | 7 +- > drivers/gpu/drm/meson/meson_venc.c | 8 +- > drivers/gpu/drm/meson/meson_venc.h | 13 ++- > drivers/gpu/drm/meson/meson_venc_cvbs.c | 3 +- > include/drm/bridge/dw_hdmi.h | 1 + > 9 files changed, 295 insertions(+), 68 deletions(-) > _______________________________________________ linux-amlogic mailing list linux-amlogic@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-amlogic From mboxrd@z Thu Jan 1 00:00:00 1970 From: Boris Brezillon Subject: Re: [RFC 00/11] drm/bridge: dw-hdmi: implement bus-format negotiation and YUV420 support Date: Wed, 21 Aug 2019 20:30:47 +0200 Message-ID: <20190821203047.06730da4@collabora.com> References: <20190820084109.24616-1-narmstrong@baylibre.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20190820084109.24616-1-narmstrong@baylibre.com> Sender: linux-kernel-owner@vger.kernel.org To: Neil Armstrong Cc: a.hajda@samsung.com, Laurent.pinchart@ideasonboard.com, jonas@kwiboo.se, jernej.skrabec@siol.net, linux-amlogic@lists.infradead.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org List-Id: dri-devel@lists.freedesktop.org On Tue, 20 Aug 2019 10:40:58 +0200 Neil Armstrong wrote: > This patchset is based on Boris's "drm: Add support for bus-format negotiation" RFC at [1] Small clarification. Neil's work in based on a slightly different version of my RFC [4] (I plan to post a v2 very soon). > patchset to implement : > - basic bus-format negotiation for DW-HDMI > - advanced HDMI2.0 YUV420 bus-format negotiation for DW-HDMI > > And the counterpart implementation in the Amlogic Meson VPU dw-hdmi glue : > - basic bus-format negotiation to select YUV444 bus-format as DW-HDMI input > - YUV420 support when HDMI2.0 YUV420 modeset > > This is a follow-up from the previous attempts : > - "drm/meson: Add support for HDMI2.0 YUV420 4k60" at [2] > - "drm/meson: Add support for HDMI2.0 4k60" at [3] > > [1] https://patchwork.freedesktop.org/patch/msgid/20190808151150.16336-1-boris.brezillon@collabora.com > [2] https://patchwork.freedesktop.org/patch/msgid/20190520133753.23871-1-narmstrong@baylibre.com > [3] https://patchwork.freedesktop.org/patch/msgid/1549022873-40549-1-git-send-email-narmstrong@baylibre.com [4]https://github.com/bbrezillon/linux-0day/commits/drm-bridge-busfmt-2 > > Neil Armstrong (11): > fixup! drm/bridge: Add the necessary bits to support bus format > negotiation > drm/meson: venc: make drm_display_mode const > drm/meson: meson_dw_hdmi: switch to drm_bridge_funcs > drm/bridge: synopsys: dw-hdmi: add basic bridge_atomic_check > drm/bridge: synopsys: dw-hdmi: use negociated bus formats > drm/meson: dw-hdmi: stop enforcing input_bus_format > drm/bridge: dw-hdmi: allow ycbcr420 modes for >= 0x200a > drm/bridge: synopsys: dw-hdmi: add 420 mode format negociation > drm/meson: venc: add support for YUV420 setup > drm/meson: vclk: add support for YUV420 setup > drm/meson: Add YUV420 output support > > drivers/gpu/drm/bridge/synopsys/dw-hdmi.c | 97 +++++++++++++++- > drivers/gpu/drm/drm_bridge.c | 6 +- > drivers/gpu/drm/meson/meson_dw_hdmi.c | 135 +++++++++++++++++----- > drivers/gpu/drm/meson/meson_vclk.c | 93 +++++++++++---- > drivers/gpu/drm/meson/meson_vclk.h | 7 +- > drivers/gpu/drm/meson/meson_venc.c | 8 +- > drivers/gpu/drm/meson/meson_venc.h | 13 ++- > drivers/gpu/drm/meson/meson_venc_cvbs.c | 3 +- > include/drm/bridge/dw_hdmi.h | 1 + > 9 files changed, 295 insertions(+), 68 deletions(-) >