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| author | Ingo Oeser <netdev@axxeo.de> | 2006-04-18 11:20:55 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2006-04-27 13:00:51 -0700 |
| commit | 9b860b8c4bde5949b272968597d1426d53080532 (patch) | |
| tree | 659005ad75c3fb4d2de40c289c81a01275cdb9a0 /Documentation | |
| parent | 8b4929e6a01620b55700e102e40e37ef02844849 (diff) | |
| download | lwn-9b860b8c4bde5949b272968597d1426d53080532.tar.gz lwn-9b860b8c4bde5949b272968597d1426d53080532.zip | |
[PATCH] PCI: Documentation: no more device ids
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>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/pci.txt | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/Documentation/pci.txt b/Documentation/pci.txt index 711210b38f5f..66bbbf1d1ef6 100644 --- a/Documentation/pci.txt +++ b/Documentation/pci.txt @@ -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 |