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 4E4EECA5FCE for ; Mon, 5 Oct 2026 10:20:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:MIME-Version:Date:Message-Id:Subject:References:In-Reply-To:Cc: To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=GWsLWEMDwrfL0znv9a1FFmG5Ojsurr2FWtMoeDb6oDs=; b=O+BXfUqtJBgKMNYFSTkwN4CmSA kjVaYVT1+BIpV6E/bsWsVGB/2iTN0gZLAaov5XcvgkgiV4EzSj6mczGi9+kcaAptHqv6JqbrVXiw0 uTfyuXliDfrz4uFJiJvLJZ+s+6qrFZb13Acxkc+8GqE68ckytaNo+QCee4FyNCsAEJHIUL6K1ounJ x76JlBzM2Yp85XKCTyb/nTkGmQMEUb/0x5fCPgK8tyssTDYozZvnhvFujXVaillyRLwBLcd+Puz3e nH51Ok27Lv0y0T0RMykP40twFvx6P0Ipg9Ir9lRREHZn8Fb/sHmKUHOPyn32KtMCoApZHVEzUVKeY plkyGs9w==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1xDfoM-0000000G9YE-2YEM; Mon, 05 Oct 2026 10:20:46 +0000 Received: from sea.source.kernel.org ([2600:3c0a:e001:78e:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1xDfoL-0000000G9Xk-0iZu; Mon, 05 Oct 2026 10:20:45 +0000 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by sea.source.kernel.org (Postfix) with ESMTP id E54EF40631; Mon, 5 Oct 2026 10:20:44 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9ABB71F000FF; Mon, 5 Oct 2026 10:20:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1791195644; bh=GWsLWEMDwrfL0znv9a1FFmG5Ojsurr2FWtMoeDb6oDs=; h=From:To:Cc:In-Reply-To:References:Subject:Date; b=kVL8xfQvfFGbxJe4asQyapC32bvl7t5tNtCf+kV4HgCD3ysm196T2XvxN078vUec3 J5zll9onL2I6q34ewBt5CxXO2/1tc3qhcDYDl+VYTpgbuMtCC0O3d9vSfmDZex9WWh mz6KaNHGEZZM8R2H1H4E9cfePa3nbl0FaULsIYTTr1g8k4np5APdyjGMCKZDbjYO0Z fMKLjFHFXOjpYMH8OfaxtyZ0CJR/zZc2mhk5F9ItlXbbiqAMB5pM5R4phuajVDwomD d0UtqWoQpyxH28/E9OHzMO83qSiHB0r0dsLyVkaGFXI0L5qOFh2/RkeU0+jBvqLnP2 t6qsokrdJeOXw== From: Vinod Koul To: Neil Armstrong , Manivannan Sadhasivam , Heiko Stuebner , Andy Yan , Cristian Ciocaltea Cc: kernel@collabora.com, linux-phy@lists.infradead.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org In-Reply-To: <20260901-hdptx-ffe-v2-0-3a5922c76fc5@collabora.com> References: <20260901-hdptx-ffe-v2-0-3a5922c76fc5@collabora.com> Subject: Re: [PATCH v2 0/3] phy: hdmi: Add FRL TxFFE level control Message-Id: <179119564237.316652.11654112643268830882.b4-ty@kernel.org> Date: Mon, 05 Oct 2026 12:20:42 +0200 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-Mailer: b4 0.14.3 X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Tue, 01 Sep 2026 22:55:12 +0300, Cristian Ciocaltea wrote: > During HDMI 2.1 Fixed Rate Link training, the source and sink may > negotiate a Transmitter Feed Forward Equalizer (TxFFE) level to > compensate for signal quality degradation on the physical channel. The > source starts at level 0 and may increment it up to a maximum agreed > upon during LTS3 in response to persistent link failures reported by the > sink. TxFFE adjustment is optional and entirely independent of the FRL > rate and lane count selection. > > [...] Applied, thanks! [1/3] phy: hdmi: Add optional FRL TxFFE config options commit: af00a892e6515e3f08f2079578695389b01ba3a2 [2/3] phy: rockchip: samsung-hdptx: Handle PHY config after module reload commit: a673b3d18e37e573d52bf41c47e75d46982f2fae [3/3] phy: rockchip: samsung-hdptx: Add support for FRL TxFFE level control commit: 192244b9cb5d15288f318f20ad202f2274359474 Best regards, -- ~Vinod