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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 2506FC5DF6D for ; Wed, 19 Aug 2026 10:37:16 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 8823910E52C; Wed, 19 Aug 2026 10:37:15 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; secure) header.d=sntech.de header.i=@sntech.de header.b="rEWYxZDQ"; dkim-atps=neutral Received: from gloria.sntech.de (gloria.sntech.de [185.11.138.130]) by gabe.freedesktop.org (Postfix) with ESMTPS id 298FF10EDA7 for ; Wed, 19 Aug 2026 10:37:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sntech.de; s=gloria202408; h=Content-Type:Content-Transfer-Encoding:MIME-Version: References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From:Reply-To; bh=ofn2ZZ6XPlR/lPmYUjXtJeQNkxi/butXlRsGauSrOlc=; b=rEWYxZDQRF3HvBIMiv+yoXDvJo cQALU3IXk3TYG8G+ih0Tt76d5TTQOvmtu2WqEuJ8glTMKwAKs9Yn1Q0rGE1efzNrn9S3pPeIKvDx9 eygs1DIwW4lqO0geAU4dtPljbEXOvpXk03UPEjBKlqBkvG2SeE1xlTUjwrVKI9vhR4DUtajlaT3gd CYw//BQiWamdbW56G4+EqzgIRnDFvUZHcsItJsgEql0DvDm8rEA06c8rdAnAoC6LM+rsT+IBfTWop 6WPIDz+kU3uvly6U8OWDfRqaZkkIwCkyaPj/OpfyMDVh9QWYl53PFI+zFHPeEeM5gFaI8Fos1pXrg W+ZxJJLw==; From: Heiko =?UTF-8?B?U3TDvGJuZXI=?= To: Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Luca Ceresoli , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Chen-Yu Tsai , Samuel Holland , Dave Stevenson , =?UTF-8?B?TWHDrXJh?= Canal , Raspberry Pi Kernel Maintenance , Sandy Huang , Andy Yan , Algea Cao , Daniel Stone , Liu Ying , Phong LE , Cristian Ciocaltea Cc: kernel@collabora.com, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-rockchip@lists.infradead.org Subject: Re: [PATCH v10 54/69] drm/rockchip: rk3066_hdmi: Advertise HDMI 1.4 capabilities Date: Wed, 19 Aug 2026 12:36:29 +0200 Message-ID: <7956767.Wku2Vz74k6@diego> In-Reply-To: <20260731-dw-hdmi-qp-scramb-v10-54-294364b2cf15@collabora.com> References: <20260731-dw-hdmi-qp-scramb-v10-0-294364b2cf15@collabora.com> <20260731-dw-hdmi-qp-scramb-v10-54-294364b2cf15@collabora.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" 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: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Am Freitag, 31. Juli 2026, 18:20:01 Mitteleurop=C3=A4ische Sommerzeit schri= eb Cristian Ciocaltea: > Bridges using DRM_BRIDGE_OP_HDMI are now expected to also provide a > supported HDMI version. This is not yet enforced, but will become > mandatory once the migration to the new caps-based HDMI connector > initialization API is completed. >=20 > The RK3066 HDMI TX supports HDMI 1.4a, as described in commit > f84d3d37b7fb ("drm: rockchip: introduce rk3066 hdmi"). However, the > driver does not currently enforce a maximum TMDS character rate, it only > filters non-CEA modes and excludes VIC 1 (640x480) via the .mode_valid > callback. >=20 > Advertise HDMI 1.4 support for now so that modes exceeding the 340 MHz > TMDS limit are rejected by the core. >=20 > Signed-off-by: Cristian Ciocaltea Reviewed-by: Heiko Stuebner