path: root/Documentation
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authorLinus Torvalds <torvalds@g5.osdl.org>2006-04-27 14:26:03 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-04-27 14:26:03 -0700
commit94b1661d08a27a8d2b1b0127c272987b0ab4ad6a (patch)
tree770f24b91cefd9bb689cf9af0df32fb0e92c34b2 /Documentation
parentMerge master.kernel.org:/pub/scm/linux/kernel/git/gregkh/usb-2.6 (diff)
parent[PATCH] PCI quirk: VIA IRQ fixup should only run for VIA southbridges (diff)
Merge master.kernel.org:/pub/scm/linux/kernel/git/gregkh/pci-2.6
* master.kernel.org:/pub/scm/linux/kernel/git/gregkh/pci-2.6: [PATCH] PCI quirk: VIA IRQ fixup should only run for VIA southbridges [PATCH] PCI: fix potential resource leak in drivers/pci/msi.c [PATCH] PCI: Documentation: no more device ids [PATCH] PCI: fix via irq SATA patch
Diffstat (limited to 'Documentation')
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