DVBSky S952

DVB-S/S2 PCIe Twin Tuner card from DVBSky. See also DVBSKY S952 v3.

Features

• Dual/Twin Tuner input
• PCIe x1
• Low power
• Optional Power by PCI Express 6-Position Power Connector

Components Used

• RF: Montage M88TS2022
• Demodulator: 2nd generation Montage M88DS3103
• PCIe Bridge: Conexant CX23885

Driver and firmware

• Driver exists in kernel 3.19.
• Firmware is required for the tuner/demod.
  • V1: The demodulator needs firmware dvb-demod-m88ds3103.fw [1].

Closed-source Driver

• See DVBSky wiki page for details on a proprietary driver.
• Firmware: dvb-fe-ds3103.fw (Download: http://www.dvbsky.net/Support.html)

IR support in newer kernels

Newer kernels require the creation of /etc/modprobe.d/cx23885.conf containing options cx23885 enable_885_ir=1 for IR support. After a reboot /sys/class/rcX should show up (X starting at 0 with no other IR devices around).

Identification

$ dmesg | grep -i dvb
[   16.673400] CORE cx23885[0]: subsystem: 4254:0952, board: DVBSKY S952 [card=41,autodetected]
[   17.596395] cx23885_dvb_register() allocating 1 frontend(s)
[   17.596399] cx23885[0]: cx23885 based dvb card
[   17.710319] m88ds3103_load_firmware: Waiting for firmware upload (dvb-fe-ds3103.fw)...
[   18.654896] DVB: registering new adapter (cx23885[0])
[   18.654900] cx23885 0000:02:00.0: DVB: registering adapter 0 frontend 0 (Montage DS3103/TS2022)...
[   18.682355] DVBSKY PCIe MAC= 00:17:42:54:09:52
[   18.682358] cx23885_dvb_register() allocating 1 frontend(s)
[   18.682359] cx23885[0]: cx23885 based dvb card
[   18.743760] m88ds3103_load_firmware: Waiting for firmware upload (dvb-fe-ds3103.fw)...
[   19.651091] DVB: registering new adapter (cx23885[0])
[   19.651095] cx23885 0000:02:00.0: DVB: registering adapter 1 frontend 0 (Montage DS3103/TS2022)...
[   19.678533] DVBSKY PCIe MAC= 00:17:42:54:09:53
[   19.700761] Registered IR keymap rc-dvbsky
[   19.700834] input: cx23885 IR (DVBSKY S952) as /devices/pci0000:00/0000:00:04.0/0000:02:00.0/rc/rc0/input15
[   19.704375] rc0: cx23885 IR (DVBSKY S952) as /devices/pci0000:00/0000:00:04.0/0000:02:00.0/rc/rc0

$ lspci | grep -i cx23885
02:00.0 Multimedia video controller: Conexant Systems, Inc. CX23885 PCI Video and Audio Decoder (rev 04)

Picture

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  Card view