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=-0.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED 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 02972C54FCB for ; Thu, 23 Apr 2020 12:32:35 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BAB102077D for ; Thu, 23 Apr 2020 12:32:34 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=mindspring.com header.i=@mindspring.com header.b="cM9ETZR4" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726434AbgDWMce (ORCPT ); Thu, 23 Apr 2020 08:32:34 -0400 Received: from elasmtp-masked.atl.sa.earthlink.net ([209.86.89.68]:58100 "EHLO elasmtp-masked.atl.sa.earthlink.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726105AbgDWMce (ORCPT ); Thu, 23 Apr 2020 08:32:34 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mindspring.com; s=dk12062016; t=1587645153; bh=l6AOgMZePT2J8X8M74Q/FF9AUe1F61hAHPLg dHzCTjA=; h=Received:From:Subject:To:Message-ID:Date:User-Agent: MIME-Version:Content-Type:Content-Transfer-Encoding:X-ELNK-Trace: X-Originating-IP; b=cM9ETZR4ZIO+LWgvzfbXZmO7c9rb9P8qLo6tjiMrLFQTcw +uowcjdcdS7zHrwpOYoDbW5rwwwa0aSOGr63Xg3+TAyCFHTzRKn34xpIab5l6Fe7wjf 0quwffNhZKBJtVIR/NrAWgkLe+VmPqWz3zJfP+KTemqBekcgtQOPhgf0XyT9/NqBpt+ bsVHks9uP7g/PGFenAeBj32m+paFZHTiBCCKHG/EYQVQD0w0Cf24JiYVe0ebxsOEorZ np1L4kAfA6SXgNe4T3dxM1D+G+cS8FyN3n8tCox4fIRFWLry4F3S3EplzfITfLJT10E 0TCf0azO1bdDDWXA+eJt9x4P0WSg== DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=dk12062016; d=mindspring.com; b=TP6epgX303/EnEkpvoMZ0I6NBJb6tIT/2UKzui8vdQQ3jlynwf/T//Cq4eE8+tFXHysR4dCWKpSG/zpY/9GXmnCTVIUV2+eFGIzDrV2jiMm4pAyrY8l5XX4ExGyC6/QM3uKEZxlHooNzXRF9uxLnBvad5xRXbj3DmxUn9WpTae8IMTevysZ+EhjMZIbfTYSuw9jWSoQRQBs9p/w5EqM3P8yeQ1JSqTp5cVrmSY2rFGMoBkDoic5w1U68PPiC3+UfluhkcdZPeFl1M0N54f6dXt/68wzyuBc3BSeV3WTtlQfS9tedWWW0aKv4rJRO+Vm16YAPzQ6zx+tLJm3zN+pmpg==; h=Received:From:Subject:To:Message-ID:Date:User-Agent:MIME-Version:Content-Type:Content-Transfer-Encoding:X-ELNK-Trace:X-Originating-IP; Received: from [24.6.19.181] (helo=[192.168.1.217]) by elasmtp-masked.atl.sa.earthlink.net with esmtpa (Exim 4) (envelope-from ) id 1jRb1s-000DAJ-IR for linux-media@vger.kernel.org; Thu, 23 Apr 2020 08:32:32 -0400 From: Rolf Pedersen Subject: Re: HauppaugeTV-quadHD DVB-T mpeg risc op code error To: Linux Media Mailing List Message-ID: <0c0ab661-17bb-231a-7311-c35d8d0435c0@mindspring.com> Date: Thu, 23 Apr 2020 05:32:32 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Firefox/52.0 SeaMonkey/2.49.5 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-ELNK-Trace: 160c66f8c3bc2670427f8aa51e728925f402879cecb40bd5e83d8e5ea292f9c0d71279da8098c300e793f793464d3e2c350badd9bab72f9c350badd9bab72f9c X-Originating-IP: 24.6.19.181 Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Hi Folks, I just subscribed after having trouble with this card that worked for 3 years on Skylake i5-6500 but stopped tuning when I moved it to AMD Ryzen 5 3400G machine.  I found the workaround in the archived thread referenced in the subject line and don't know any way to reply directly to it: https://www.spinics.net/lists/linux-media/msg114563.html My card is ATSC as on this page: https://www.kernel.org/doc/html/v4.10/media/v4l-drivers/cx23885-cardlist.html 57     Hauppauge WinTV-QuadHD-ATSC     0070:6a18, 0070:6b18 and [rolf@x570i coup]$ lspcidrake -v | grep Conexant cx23885         : Conexant Systems, Inc.|CX23887/8 PCIe Broadcast Audio and Video Decoder with 3D Comb [MULTIMEDIA_VIDEO] (vendor:14f1 device:8880 subv:0070 subd:6b18) (rev: 04) cx23885         : Conexant Systems, Inc.|CX23887/8 PCIe Broadcast Audio and Video Decoder with 3D Comb [MULTIMEDIA_VIDEO] (vendor:14f1 device:8880 subv:0070 subd:6a18) (rev: 04) Neither scan, dvbscan, nor w_scan2, nor Kaffeine TV, while finding working frequencies, could divulge any services.  The workaround was in the referenced post:  cx23885.debug=8 I've seen another report of a different kernel option that worked on Ryzen: |cx23885.dma_reset_workaround=2 here: https://www.dslreports.com/forum/r32639318-SFF-3400G-build#32640298 Ok.  Just wanted to join the chorus with a *metoo* in case I can provide some (guided) forensics. Thanks, Rolf |