From 9b860b8c4bde5949b272968597d1426d53080532 Mon Sep 17 00:00:00 2001 From: Ingo Oeser Date: Tue, 18 Apr 2006 11:20:55 +0200 Subject: [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 Signed-off-by: Greg Kroah-Hartman --- Documentation/pci.txt | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) (limited to 'Documentation') 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 -- cgit v1.2.3-58-ga151