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 X-Spam-Level: X-Spam-Status: No, score=-2.3 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id CEE5CC10F14 for ; Wed, 2 Oct 2019 17:56:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A800921783 for ; Wed, 2 Oct 2019 17:56:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728520AbfJBR4H (ORCPT ); Wed, 2 Oct 2019 13:56:07 -0400 Received: from jpvw.nl ([80.127.100.2]:53154 "EHLO jpvw.nl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727624AbfJBR4G (ORCPT ); Wed, 2 Oct 2019 13:56:06 -0400 X-Greylist: delayed 1981 seconds by postgrey-1.27 at vger.kernel.org; Wed, 02 Oct 2019 13:56:05 EDT Received: from localhost ([127.0.0.1] helo=jpvw.nl) by jpvw.nl with esmtp (Exim 4.92) (envelope-from ) id 1iFiL8-000437-RS; Wed, 02 Oct 2019 19:23:02 +0200 Subject: Re: [PATCH] si2157: Add support for Logilink VG0022A. To: Gonsolo , Sean Young Cc: mchehab+samsung@kernel.org, crope@iki.fi, linux-media@vger.kernel.org, Linux Kernel References: <20191001205203.4b1a5fb6@coco.lan> <20191002141359.30166-1-gonsolo@gmail.com> <20191002141359.30166-2-gonsolo@gmail.com> <20191002142744.GA3475@gofer.mess.org> <20191002150650.GA4227@gofer.mess.org> From: JP Message-ID: <29ab2e43-4374-a3ea-6ae1-a4267867eaa4@jpvw.nl> Date: Wed, 2 Oct 2019 19:23:02 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.9.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Content-Language: en-US Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi all. On 10/2/19 5:21 PM, Gonsolo wrote: > Hi! > >> Antti has some great suggestions in that thread: >> https://lkml.org/lkml/2017/5/24/245 >> >> Also note https://lkml.org/lkml/2017/5/26/357 if you have access to a >> logic analyser. > I read that thread. Unfortunately I'm not a hardware engineer nor do I > have access to a logic analyser, just the device and a remote hope not > to keep my custom 4.13 kernel forever or to have to buy a new DVB T2 > device. :( > In the above thread it is mentioned that even the Windows driver > receives the ffff's so maybe it is a hardware bug? Looks like it is: http://lkml.iu.edu/hypermail/linux/kernel/1710.3/03205.html > > I'd love to see this driver upstream but I have no idea how to > proceed. Any suggestions? >