Messages in this thread |  | | | Subject | Re: [v4l-dvb-maintainer] Re: Stradis driver conflicts with all other SAA7146 drivers | | From | Mauro Carvalho Chehab <> | | Date | Mon, 29 May 2006 10:58:59 -0300 |
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Em Seg, 2006-05-29 às 15:43 +0200, Michael Hunold escreveu: > Hi, > > on 29.05.2006 15:33 Mauro Carvalho Chehab said the following: > > On bttv and other boards, were we have such conflicts, we have an option > > to specify what board is used (called card). When the driver locates a > > board without PCI subvendor ID, it shows a help msg at dmesg and exits > > (or load a generic handler). The user may then use card=xx (where xx is > > the number of the board). IMHO, this is the better for saa7146 boards. > > bttv is a monolithic driver for all devices using Bt8x8 chipsets, > whereas saa7146 and saa7146_vv only hold the core infrastructure that is > common for all saa7146 cards. > > saa7146 does not know anything about a card, but the so-called extension > driver (like mxb, hexium_orion or dpc7146) does. It holds the PCI IDs > and is responsible for telling the system what card it supports and do > any probing if necessary. > > I don't know where to put the card=xx parameter in that case, because > the hexium_orion does not know mxb nor dpc7146. 8-( > > Since these cards don't have subvendor/subdevice IDs, it's impossible to > find out which card is in the system.
We have two tasks:
1) Integrate your code and Nathan one;
2) create a generic handler for all saa7146 boards, moving all PCI probe to the newer module. After detecting the card number, it should request the specific module.
> > CU > Michael. Cheers, Mauro.
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