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[94.197.121.1]) by smtp.gmail.com with ESMTPSA id s81sm2683814wmf.14.2018.11.21.13.20.36 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 21 Nov 2018 13:20:37 -0800 (PST) Subject: Re: DVB-S PCI card regression on 4.19 / 4.20 To: Mauro Carvalho Chehab , stakanov Cc: Takashi Iwai , linux-media@vger.kernel.org, linux-kernel@vger.kernel.org References: <4e0356d6303c128a3e6d0bcc453ba1be@mail.eclipso.de> <20181120104217.5b487bcd@coco.lan> <1593929.t9Y74Rdlh1@roadrunner.suse> <20181120140855.29f5dc3f@coco.lan> From: Malcolm Priestley Message-ID: <96849b97-3abb-b879-ed05-35bcd58b5e43@gmail.com> Date: Wed, 21 Nov 2018 21:20:35 +0000 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.2.1 MIME-Version: 1.0 In-Reply-To: <20181120140855.29f5dc3f@coco.lan> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 20/11/2018 16:08, Mauro Carvalho Chehab wrote: > Em Tue, 20 Nov 2018 14:20:01 +0100 > Ok. Now, min/max frequencies are at the same scale. For DVB-S, > dvb_frontend_get_frequency_limits() returns both in kHz, so the frequency > range is now OK. > > The tuning frequency is wrong through. 10,719,000 kHz - e. g. 10,719 MHz > seems to be the transponder frequency you're trying to tune, and not the > intermediate frequency used at the DVB-S board. > > That sounds to me either a wrong LNBf setting or a bug at libdvbv5 or > at Kaffeine's side. What happens is that the typical European LNBFs are: > > 1) the "old" universal one: > > UNIVERSAL > Universal, Europe > Freqs : 10800 to 11800 MHz, LO: 9750 MHz > Freqs : 11600 to 12700 MHz, LO: 10600 MHz I am pretty certain this type is obsolete it doesn't look right for 9750Mhz oscillator. I am sure it was 10000Mhz or 96?? or something like that for old analogue transmissions of 20 years ago > > 2) the "new" universal one, with seems to be used by most modern > satellite dishes in Europe nowadays: > > EXTENDED > Astra 1E, European Universal Ku (extended) This needs renaming as 1E has long gone. Certainly this type is used for Astra 19.2 and 28.2. Ideally we should use a default LNB type for each Satellite either in libdvbv5, Kaffeine or respective tables. Regards Malcolm