From patchwork Tue Sep 15 07:22:09 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mauro Carvalho Chehab X-Patchwork-Id: 255809 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=-16.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham 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 0FA37C43461 for ; Tue, 15 Sep 2020 07:22:35 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D30F220897 for ; Tue, 15 Sep 2020 07:22:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1600154554; bh=oCvrzKbAPo2pXN2csnzS1LlIhxmlfQMu70M/hn3lOlU=; h=From:Cc:Subject:Date:In-Reply-To:References:To:List-ID:From; b=LsKMBBfvb5EWDskaKDO7CJNk5Opb2cRE4bu6JR4MUnx8925EHMdOnMFkSU+lIenYH 3oYDdldp6xxdXVAk8Bj55Rrp/GNQZ9XEXhzQRitXHWsyk/mh6KDVVCO4YHvIEz5IgU 1JpUdDmSI93mh29ZvBZipbXp1pdD2ZL8UDv/aVWQ= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726085AbgIOHWa (ORCPT ); Tue, 15 Sep 2020 03:22:30 -0400 Received: from mail.kernel.org ([198.145.29.99]:43464 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726031AbgIOHWO (ORCPT ); Tue, 15 Sep 2020 03:22:14 -0400 Received: from mail.kernel.org (ip5f5ad5a5.dynamic.kabel-deutschland.de [95.90.213.165]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 36FCB20EDD; Tue, 15 Sep 2020 07:22:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1600154533; bh=oCvrzKbAPo2pXN2csnzS1LlIhxmlfQMu70M/hn3lOlU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=rx/7CG+wFpfz07GPulc7XxJjd5Y6SpvEf1cOulP6ag8Od7h9Z3aZbVl7MESbZ7nLB LQ3/Q+xk0gLRxZxDRzT+i8XDZC4gM2R9b5WeaAsHBvX4v++4nCk+ajMTblMiGh6JJ6 X5OOR2RKGAmhphiEbjw8DkwmjaNSg2rGDjoqCw+4= Received: from mchehab by mail.kernel.org with local (Exim 4.94) (envelope-from ) id 1kI5I2-004XJj-Q1; Tue, 15 Sep 2020 09:22:10 +0200 From: Mauro Carvalho Chehab Cc: Mauro Carvalho Chehab , "Daniel W. S. Almeida" , Mauro Carvalho Chehab , linux-kernel@vger.kernel.org, linux-media@vger.kernel.org Subject: [PATCH 3/3] media: vidtv.rst: update it to better describe the frequencies Date: Tue, 15 Sep 2020 09:22:09 +0200 Message-Id: X-Mailer: git-send-email 2.26.2 In-Reply-To: References: MIME-Version: 1.0 To: unlisted-recipients:; (no To-header on input) Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org The virtual driver has now a minimal set of frequencies for a single transponder to be found by each DVB standard. Document it, and update related information about the simulated LNBf. Signed-off-by: Mauro Carvalho Chehab --- Documentation/driver-api/media/drivers/vidtv.rst | 14 +++++++++++--- 1 file changed, 11 insertions(+), 3 deletions(-) diff --git a/Documentation/driver-api/media/drivers/vidtv.rst b/Documentation/driver-api/media/drivers/vidtv.rst index c9f62fcfdd9b..65115448c52d 100644 --- a/Documentation/driver-api/media/drivers/vidtv.rst +++ b/Documentation/driver-api/media/drivers/vidtv.rst @@ -62,6 +62,14 @@ When compiled as a module, run:: That's it! The bridge driver will initialize the tuner and demod drivers as part of its own initialization. +By default, it will accept the following frequencies: + + - 474 MHz for DVB-T/T2/C; + - 11,362 GHz for DVB-S/S2. + +For satellite systems, the driver simulates an universal extended +LNBf, with frequencies at Ku-Band, ranging from 10.7 GHz to 12.75 GHz. + You can optionally define some command-line arguments to vidtv. Command-line arguments to vidtv @@ -86,13 +94,13 @@ mock_tune_delay_msec Simulate a tune delay. Default 0. vidtv_valid_dvb_t_freqs - Valid DVB-T frequencies to simulate. + Valid DVB-T frequencies to simulate, in Hz. vidtv_valid_dvb_c_freqs - Valid DVB-C frequencies to simulate. + Valid DVB-C frequencies to simulate, in Hz. vidtv_valid_dvb_s_freqs - Valid DVB-C frequencies to simulate. + Valid DVB-S/S2 frequencies to simulate at Ku-Band, in kHz. max_frequency_shift_hz, Maximum shift in HZ allowed when tuning in a channel.