Re: [PATCH] Fix cx88 remote control input

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On Apr 8, 2011, at 4:50 PM, Andy Walls wrote:

> Jarod Wilson <jarod@xxxxxxxxxxxx> wrote:
...
>>>> I have quite a few pieces of Hauppauge hardware, several with IR
>>>> receivers and remotes, but all of which use ir-kbd-i2c (or
>>>> lirc_zilog), i.e., none of which pass along raw IR.
>>> 
>>> You don't have an HVR-950 or some other stick which announces RC5
>>> codes?  If not, let me know and I will send you something.  It's kind
>>> of silly for someone doing that sort of work to not have at least one
>>> product in each category of receiver.
>> 
>> I don't think I even fully realized before today that there was
>> Hauppauge hardware shipping with the grey remotes and a raw IR
>> receiver. All the Hauppauge stuff I've got is either i2c IR
>> (PVR-250, PVR-350, HVR-1950, HD-PVR) or came with a bundled mceusb
>> transceiver (HVR-1500Q, HVR-1800, HVR-950Q -- model 72241, iirc),
>> and its all working these days (modulo some quirks with the HD-PVR
>> that still need sorting, but they're not regressions, its actually
>> better now than it used to be).
>> 
>> So yeah, I guess I have a gap in my IR hardware collection here,
>> and would be happy to have something to fill it.
>> 
> 
> Jarod,
> 
> The HVR-1850 uses a raw IR receiver in the CX23888 and older HVR-1250s use the raw IR receiver in the CX23885.  They both work for Rx (I need to tweak the Cx23885 rx watermark though), but I never found time to finish Tx (lack of kernel interface when I had time).
> 
> If you obtain one of these I can answer any driver questions.

Quite some time back, I bought an HVR-1800 and an HVR-1250. I know one of
them came with an mceusb transceiver and remote, as was pretty sure it was
the 1800. For some reason, I didn't recall the 1250 coming with anything at
all, but looking at dmesg output for it:

cx23885 driver version 0.0.2 loaded
cx23885 0000:03:00.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16
CORE cx23885[0]: subsystem: 0070:7911, board: Hauppauge WinTV-HVR1250 [card=3,autodetected]
tveeprom 0-0050: Hauppauge model 79001, rev E3D9, serial# 4904656
tveeprom 0-0050: MAC address is 00:0d:fe:4a:d6:d0
tveeprom 0-0050: tuner model is Microtune MT2131 (idx 139, type 4)
tveeprom 0-0050: TV standards NTSC(M) ATSC/DVB Digital (eeprom 0x88)
tveeprom 0-0050: audio processor is CX23885 (idx 39)
tveeprom 0-0050: decoder processor is CX23885 (idx 33)
tveeprom 0-0050: has no radio, has IR receiver, has no IR transmitter

So it seems I do have hardware. However, its one of the two tuner cards in
my "production" mythtv backend right now, making it a bit hard to do any
experimenting with. If I can get it out of there, it looks like I just add
an enable_885_ir=1, and I should be able to poke at it...

-- 
Jarod Wilson
jarod@xxxxxxxxxxxx



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