Received: by 2002:a05:6a10:8c0a:0:0:0:0 with SMTP id go10csp6310970pxb; Wed, 17 Feb 2021 00:39:56 -0800 (PST) X-Google-Smtp-Source: ABdhPJx4kc5cugtaWOZpIKypA7z85UakwYZlo6DpRBRa7lZfXfKuzGc5aZcbrCKiPfW/9TVZPYhg X-Received: by 2002:a05:6402:d0a:: with SMTP id eb10mr25399881edb.249.1613551196294; Wed, 17 Feb 2021 00:39:56 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1613551196; cv=none; d=google.com; s=arc-20160816; b=Vk6YGQdIknfog7qoEM/CUvfVo4qdBNuq6LObSTq/yH+nSxSPaIPD9mN0by/u8WfQjm SygWVjdbR8pH6Jun5O/4BEv83tJwcKz0/mCuthxTerSHJS+J+2VEhWXAmv7p42RZ83JV bNyc0wxN67TDHCJNcE3eHnMQ8UQzgBngl19SJb62u7GARzWcl5XX0JK0bOs3OdNhmpaQ a8dyK58BqlQ8SOoOnXA66y2AkPXaZlyH4kh/lzkP4RFGCqmblSxE576JfBKo7cATMRkH Do0DungaaSgU4gm/4XzOx0PJsuyrbfsjSg1VcLuzVfbEh/e+diPZkzfzRWESkCxYztzQ xtPQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:cc:to:subject:message-id:date:from:in-reply-to :references:mime-version; bh=IQ/7Ynw6UjxQWo4UNim1ZxExxF5E9QOAqwb5uDMav7Y=; b=Y/0bkt5BHXbjskjd7mOA2cYceZxPT7qoJtQHUwW1ElU+QpqsUf5bqvUEC9Lh9tuvs2 cWnboN57HLmi0cmNn91K56yESFCIOpHzmTH88AIi+sDFPg0BQw6tYilfPzhFZ3MdcUHW H603AApINCveDsEnLVKGbk1s0/xBBo8ffgl5OKJWM12zeCvAAoU/fT7ykY8WJGLPQQn8 EqeXfkQGH0SXX4uQmht80tfFtfqn1abJrosIQMsUR6olUTHxct7rgVZRRrPi5ZZzxkVl 9M+Su5FhnAYLDgVw8euVDM4DzVJvuaSSj0KzxBH8GZ98V4RopkCsH9iZyr9XyKz++CAb aQ+A== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id v16si1096708ejy.232.2021.02.17.00.39.33; Wed, 17 Feb 2021 00:39:56 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231766AbhBQIUV (ORCPT + 99 others); Wed, 17 Feb 2021 03:20:21 -0500 Received: from mail-oi1-f174.google.com ([209.85.167.174]:36282 "EHLO mail-oi1-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231666AbhBQIUU (ORCPT ); Wed, 17 Feb 2021 03:20:20 -0500 Received: by mail-oi1-f174.google.com with SMTP id k204so14167725oih.3; Wed, 17 Feb 2021 00:20:04 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=IQ/7Ynw6UjxQWo4UNim1ZxExxF5E9QOAqwb5uDMav7Y=; b=DhGMuE1jyzWsq0R+1MNpNz4mAMdn9JgbQsigoy1KCIJe/LtKo2s18OQ3SfULR136C9 cZ9q8M132e/AQ4rOyKjJ2UrbHSM4CxfSoCHFWetLHZaWD0v7BmP21FtJkLPS34XfvPDW RTw7U7TBJLPUM+2G/CFfC7L4EOjPNxkZ4BiQAbYiTCjLxgVqwjGyiFHYu5hsYRFnz8pP v1EOhYVSjsmOpe17V2XDgw3bF614Tvg7RDd6PRPGHRgzi5BL1VsrbuAIqrIpThHpm2WF gnuW6IpgsQ7+tq8p0nKBVKtNLyl5fFJzMNq0rA6d6WebRCGD3i6XUoIqqZctenCeUe50 yHuQ== X-Gm-Message-State: AOAM530OSrWYMC8XtVTl0b8u66oyp8S+BYZzdcHxGg4BasPQ0Cf4h3Sw 7ltw1M9zDvLOawMF9bNnMMB8D7fg+Nhd75cH4CI= X-Received: by 2002:aca:d8c6:: with SMTP id p189mr5078143oig.54.1613549979250; Wed, 17 Feb 2021 00:19:39 -0800 (PST) MIME-Version: 1.0 References: <20210216174146.106639-1-jacopo+renesas@jmondi.org> <20210216174146.106639-15-jacopo+renesas@jmondi.org> In-Reply-To: <20210216174146.106639-15-jacopo+renesas@jmondi.org> From: Geert Uytterhoeven Date: Wed, 17 Feb 2021 09:19:28 +0100 Message-ID: Subject: Re: [PATCH 14/16] media: i2c: max9286: Initialize remotes when bound To: Jacopo Mondi Cc: Kieran Bingham , Laurent Pinchart , =?UTF-8?Q?Niklas_S=C3=B6derlund?= , Mauro Carvalho Chehab , Linux Media Mailing List , Linux-Renesas , Linux Kernel Mailing List Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Feb 16, 2021 at 6:41 PM Jacopo Mondi wrote: > With the introduction of the .init() core subdev operation in the > max9271 GMSL serializer, the max9286 deserializer needs to explicitly > initialize the remote devices by calling the .init() subdev operation on > each probed camera. > > Call the .init() subdev operation at remote bound time and toggle > the reverse channel amplitude to compensate for the remote ends > noise immunity threshold. remote end's? remote ends' ... thresholds? Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds