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Tue, 4 Jun 2024 19:44:05 +0000 (UTC) Message-ID: <892b2070-2fd0-42b2-a8c2-811dc7382b0c@collabora.com> Date: Tue, 4 Jun 2024 22:44:04 +0300 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 00/14] Add initial support for the Rockchip RK3588 HDMI TX Controller To: Dmitry Baryshkov Cc: Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Daniel Vetter , Sandy Huang , =?UTF-8?Q?Heiko_St=C3=BCbner?= , Andy Yan , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Mark Yao , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, devicetree@vger.kernel.org, kernel@collabora.com, Alexandre ARNOUD , Luis de Arquer , Algea Cao References: <20240601-b4-rk3588-bridge-upstream-v1-0-f6203753232b@collabora.com> From: Cristian Ciocaltea Content-Language: en-US In-Reply-To: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240604_124413_823526_6B7A0176 X-CRM114-Status: GOOD ( 12.41 ) 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 6/1/24 7:32 PM, Dmitry Baryshkov wrote: > On Sat, Jun 01, 2024 at 04:12:22PM +0300, Cristian Ciocaltea wrote: >> The RK3588 SoC family integrates a Quad-Pixel (QP) variant of the >> Synopsys DesignWare HDMI TX controller used in the previous SoCs. >> >> It is HDMI 2.1 compliant and supports the following features, among >> others: >> >> * Fixed Rate Link (FRL) >> * 4K@120Hz and 8K@60Hz video modes >> * Variable Refresh Rate (VRR) including Quick Media Switching (QMS) >> * Fast Vactive (FVA) >> * SCDC I2C DDC access >> * TMDS Scrambler enabling 2160p@60Hz with RGB/YCbCr4:4:4 >> * YCbCr4:2:0 enabling 2160p@60Hz at lower HDMI link speeds >> * Multi-stream audio >> * Enhanced Audio Return Channel (EARC) > > It would be really nice if you can take a look at using the HDMI > connector framework (landed few days ago) with adaptations for the > drm_bridge / drm_bridge_connector ([1]). Your comments for the > drm_bridge patches would be defeinitely appreciated. > > [1] https://lore.kernel.org/dri-devel/20240531-bridge-hdmi-connector-v4-0-5110f7943622@linaro.org/ I will definitely check and try to use it, but I'd rather wait a bit until this gets stabilized and focus instead on the mandatory changes required to upstream this driver. That's mostly because my limited availability and expertise on the matter, while trying to unblock other work depending on this. Thanks, Cristian _______________________________________________ Linux-rockchip mailing list Linux-rockchip@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-rockchip