linux-kernel - Re: It BOOTS! 3.13.5 that is.

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Message-ID: <CAKb7Uvj1mKeS=gR6xBQnz4J1Ft3kKSftrdCRF7md+CabGy--4g@mail.gmail.com>
Date:	Sat, 22 Feb 2014 23:06:59 -0500
From:	Ilia Mirkin <imirkin@...m.mit.edu>
To:	Gene Heskett <gheskett@...v.com>
Cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: It BOOTS! 3.13.5 that is.

On Sat, Feb 22, 2014 at 11:00 PM, Gene Heskett <gheskett@...v.com> wrote:
> On Saturday 22 February 2014, Ilia Mirkin wrote:
>>On Sat, Feb 22, 2014 at 10:42 PM, Gene Heskett <gheskett@...v.com> wrote:
>>> On Saturday 22 February 2014, Ilia Mirkin wrote:
>>>>On Sat, Feb 22, 2014 at 8:22 PM, Gene Heskett <gheskett@...v.com> wrote:
>>>>> But my tv card isn't being found by kaffeine.  It is this card:
>>>>>
>>>>> 01:08.0 Multimedia video controller: Conexant Systems, Inc.
>>>>> CX23880/1/2/3 PCI Video and Audio Decoder (rev 05)
>>>>>
>>>>>         Subsystem: pcHDTV Device 3000
>>>>>         Flags: bus master, medium devsel, latency 32, IRQ 10
>>>>>         Memory at fb000000 (32-bit, non-prefetchable) [size=16M]
>>>>>         Capabilities: [44] Vital Product Data <?>
>>>>>         Capabilities: [4c] Power Management version 2
>>>>>
>>>>> 01:08.2 Multimedia controller: Conexant Systems, Inc. CX23880/1/2/3
>>>>> PCI Video and Audio Decoder [MPEG Port] (rev 05)
>>>>>
>>>>>         Subsystem: pcHDTV Device 3000
>>>>>         Flags: bus master, medium devsel, latency 32, IRQ 10
>>>>>         Memory at fa000000 (32-bit, non-prefetchable) [size=16M]
>>>>>         Capabilities: [4c] Power Management version 2
>>>>>
>>>>> From an lspci
>>>>>
>>>>> In a make xconfig, I cannot find this specific card in the list of
>>>>> DVB front ends.  What modules do I need to make sure are being
>>>>> built?
>>>>
>>>>You're looking for VIDEO_CX88 ("Conexant 2388x (bt878 successor)
>>>>support") and its various sub-options (esp CX88_DVB). iirc the
>>>>pchdtv3000 had a OR51132 tuner, but right now the config is set to
>>>>auto-select a whole bunch of tuners if you have
>>>>MEDIA_SUBDRV_AUTOSELECT turned on. Otherwise make sure to select that
>>>>tuner device. (Hm, I appear to have both OR51132 and CX22702 enabled,
>>>>and I have that same card.)
>>>>
>>>>  -ilia
>>>
>>> or51132 rings a bell and is enabled, CX22702 is not.  And I don't seem
>>> to be able to find the CX88** at all.  I'll give the CX22702 a shot,
>>> thanks a bunch ilia.
>>
>>grep CX88 .config
>
> That returns a linefeed only.  And I have done some dozen or so make
> oldconfigs.
>>
>>If it says "not set" for things like CONFIG_VIDEO_CX88_DVB, you won't
>>get anything to work.
>>
>>  -ilia
>
> If this fails, I'll see if I can plug that in with an editor, but the last
> time I tried that, the friggin make did an automatic oldconfig and stripped
> it.  Its enough to make one want to reduce the neighborhood cat population.

Adding random stuff to .config won't work, as you noticed.

>From menuconfig search results for CX88 (ugh, sorry about the x's, but
I'm too lazy to edit them out)

  x Symbol: VIDEO_CX88 [=m]                                                 x
  x Type  : tristate                                                        x
  x Prompt: Conexant 2388x (bt878 successor) support                        x
  x   Location:                                                             x
  x     -> Device Drivers                                                   x
  x       -> Multimedia support (MEDIA_SUPPORT [=m])                        x
  x (1)     -> Media PCI Adapters (MEDIA_PCI_SUPPORT [=y])                  x
  x   Defined at drivers/media/pci/cx88/Kconfig:1                           x
  x   Depends on: MEDIA_SUPPORT [=m] && MEDIA_PCI_SUPPORT [=y] && (MEDIA_AN x
  x   Selects: I2C_ALGOBIT [=m] && VIDEO_BTCX [=m] && VIDEOBUF_DMA_SG [=m]  x

HTH,

  -ilia
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