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[PATCH] PCI: Documentation: no more device ids

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Document that we don't like to add more PCI device ids
but are happy to accept PCI vendor ids for linux/include/pci_ids.h

Original text from Jeff Garzik.

Signed-off-by: Ingo Oeser <netdev@axxeo.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Ingo Oeser 2006-04-18 11:20:55 +02:00 committed by Greg Kroah-Hartman
parent 8b4929e6a0
commit 9b860b8c4b
1 changed files with 11 additions and 1 deletions
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12
Documentation/pci.txt
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@ -259,7 +259,17 @@ on the bus need to be capable of doing it, so this is something which needs
to be handled by platform and generic code, not individual drivers.
8. Obsolete functions
8. Vendor and device identifications
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
For the future, let's avoid adding device ids to include/linux/pci_ids.h.
PCI_VENDOR_ID_xxx for vendors, and a hex constant for device ids.
Rationale: PCI_VENDOR_ID_xxx constants are re-used, but device ids are not.
Further, device ids are arbitrary hex numbers, normally used only in a
single location, the pci_device_id table.
9. Obsolete functions
~~~~~~~~~~~~~~~~~~~~~
There are several functions which you might come across when trying to
port an old driver to the new PCI interface. They are no longer present