linux-kernel - Re: [PATCH] si2157: Add support for Logilink VG0022A.

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Message-ID: <CANL0fFSPxJO597qyt9SgYaqAPxkP4P-R1ZuvdmOtav9KEX5qsQ@mail.gmail.com>
Date:   Thu, 3 Oct 2019 16:29:15 +0200
From:   Gonsolo <gonsolo@...il.com>
To:     Mauro Carvalho Chehab <mchehab+samsung@...nel.org>
Cc:     JP <jp@...w.nl>, crope@....fi, Sean Young <sean@...s.org>,
        linux-media@...r.kernel.org,
        Linux Kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] si2157: Add support for Logilink VG0022A.

> Try to reduce the bus speed to 10kbps

Nope:

#define I2C_SPEED_REGISTER 260  // ~10k

[  117.860961] si2168 1-0067: downloading firmware from file
'dvb-demod-si2168-b40-01.fw'
[  118.958355] si2168 1-0067: firmware version: B 4.0.25
[  118.968882] si2157 2-0063: Bogus chip version, trying with new firmware
[  118.968888] si2157 2-0063: found a 'Silicon Labs Si21255-\xff\xff\xff'
[  118.972005] si2157 2-0063: downloading firmware from file
'dvb-tuner-si2157-a30-01.fw'
[  121.154130] si2157 2-0063: rebooting tuner...
[  121.169626] si2157 2-0063: querying firmware version...
[  121.172799] si2157 2-0063: firmware version: \xff.\xff.255
[  121.172803] si2157 2-0063: querying chip revision...
[  121.175911] si2157 2-0063: chip revision: 255.255.255.255

g



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