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 3B41CC79FB0 for ; Mon, 5 Jan 2026 18:04:15 +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:In-Reply-To:References:To:From:Subject: Cc:Message-Id:Date:Mime-Version:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=ahhfrhoGv3vyKsgZlF61ShSDXwxd46FUTW8idQNxaPs=; b=InbyXCV+Nfdm9W dtNgtAx511+wEkVQ8Wfv4uRIj+cyHUThi/evdiIuYSs/80DK4btJsG0Xaa4lYMhFcvO3Tdr83bCWW lD/JTr893n/ln4GHqwBptw9dPWEJzBYzn8A0Krmx8+P4jj/LuTHVU1PmpuPsOMkfqdA7baUnddOkf cZkn4qrvCKWQDpUXi5uxGdfzYOzSzEMtFU6KVs91sDUnUvbGOQjE9rEh5AcsU8ht2WJhZa0UEOD2j g6uEOhXgrtmSfTTUC3bchpYEBmBAwmbMxdnOL5075U7Q3NvW14RxMIxix+4xEIWVZwAiVH63U44Qt QEIBqP54JkGXiLyWRrGw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vcow7-0000000BtjL-2Cuv; Mon, 05 Jan 2026 18:04:11 +0000 Received: from out-171.mta1.migadu.com ([95.215.58.171]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vcow4-0000000Bthx-0nFa for linux-rockchip@lists.infradead.org; Mon, 05 Jan 2026 18:04:09 +0000 Mime-Version: 1.0 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cknow-tech.com; s=key1; t=1767636235; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=cAA+oxavMgc4zkXOGFmiSvR8+PD1TtQP41ZqvlXUThs=; b=kMajOfcdtk45xWH0kGb3b41xCo1bO+xiDbACL0VyqrPG3w9btouiEBdZv+LwWEoIP7MJ8B USaCShheXrvb1lw/XI10J/HOyAnqobbaXhuxDOXAnuuUeAcKVeggBwiSxEICCQNPb8tpEB MaRwhBriswMcj17ycDs2ygwaOe4tlBRKJAm9VwhcKS6XhawGN33GGWsHUMhgJP26wCM6SF Mh717+XFhjTJ5JctfLAGzs3VQRutSF6GwyfYMJrKM+Ns1JPRf4hjYa0PYNncc4881I/BP+ TtmkYBi+dp6ojwdq/YSbEKTNOR6am64xFn7uTFDk49IRSjkyC4fP8C8uZ8e1zQ== Date: Mon, 05 Jan 2026 19:03:32 +0100 Message-Id: Cc: , , , , Subject: Re: [PATCH 0/4] Add HDMI 2.0 support to DW HDMI QP TX X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. From: "Diederik de Haas" To: "Cristian Ciocaltea" , "Andrzej Hajda" , "Neil Armstrong" , "Robert Foss" , "Laurent Pinchart" , "Jonas Karlman" , "Jernej Skrabec" , "Maarten Lankhorst" , "Maxime Ripard" , "Thomas Zimmermann" , "David Airlie" , "Simona Vetter" , "Sandy Huang" , =?utf-8?q?Heiko_St=C3=BCbner?= , "Andy Yan" References: <20251203-dw-hdmi-qp-scramb-v1-0-836fe7401a69@collabora.com> In-Reply-To: <20251203-dw-hdmi-qp-scramb-v1-0-836fe7401a69@collabora.com> X-Migadu-Flow: FLOW_OUT X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260105_100408_373147_719325BD X-CRM114-Status: GOOD ( 15.40 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org On Wed Dec 3, 2025 at 7:27 PM CET, Cristian Ciocaltea wrote: > This patch series provides the missing support for high TMDS clock ratio > and scrambling to DW HDMI QP TX library, required for handling HDMI 2.0 > display modes on RK3576 & RK3588 SoCs. I tested this patch set with my 4K TV and Rock 5B and without it I did not see 4K@60, only 4K@30. With this patch set also a number of 4K related display settings appeared which were not there without it. So thanks a lot for this patch set. Feel free to add: Tested-by: Diederik de Haas Cheers, Diederik > In order to allow addressing the SCDC status lost on sink disconnects, > it adds an atomic variant of the drm_bridge_funcs.detect callback and a > new drm_bridge_detect_ctx() helper, which is further used in > drm_bridge_connector to switch to ->detect_ctx hook. > > Furthermore, optimize HPD event handling in dw_hdmi_qp Rockchip platform > driver to run the detect cycle on the affected connector only. > > Signed-off-by: Cristian Ciocaltea > --- > Cristian Ciocaltea (4): > drm/bridge: Add ->detect_ctx hook and drm_bridge_detect_ctx() > drm/bridge-connector: Switch to using ->detect_ctx hook > drm/bridge: dw-hdmi-qp: Add high TMDS clock ratio and scrambling support > drm/rockchip: dw_hdmi_qp: Do not send HPD events for all connectors > > drivers/gpu/drm/bridge/synopsys/dw-hdmi-qp.c | 174 +++++++++++++++++++++++-- > drivers/gpu/drm/display/drm_bridge_connector.c | 73 ++++++----- > drivers/gpu/drm/drm_bridge.c | 58 +++++++++ > drivers/gpu/drm/rockchip/dw_hdmi_qp-rockchip.c | 44 +++---- > include/drm/drm_bridge.h | 30 +++++ > 5 files changed, 308 insertions(+), 71 deletions(-) > --- > base-commit: ac5b392a8c355001c4c3f230a0e4b1f904e359ca > change-id: 20251203-dw-hdmi-qp-scramb-cdbd8b57ccf9 > > > _______________________________________________ > Linux-rockchip mailing list > Linux-rockchip@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/linux-rockchip _______________________________________________ Linux-rockchip mailing list Linux-rockchip@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-rockchip