On Mon, Mar 30, 2015 at 10:32:34AM +0200, Michael S. Tsirkin wrote:
> Top of include/linux/pci_ids.h says:
> Do not add new entries to this file unless the definitions
> are shared between multiple drivers.
> on the other hand, Documentation/PCI/pci.txt seems to imply that all
> vendor IDs should be added in include/linux/pci_ids.h.
>
> Clarify text pci.txt to avoid the apparent contradiction.
>
> Signed-off-by: Michael S. Tsirkin <mst@xxxxxxxxxx>
Applied to pci/misc for v4.1 in the following form. Thanks!
commit b3d3d4d67569ad726530d8de3d7aa334c7e7465b
Author: Michael S. Tsirkin <mst@xxxxxxxxxx>
Date: Mon Mar 30 10:32:34 2015 +0200
PCI: Clarify policy for vendor IDs in pci.txt
Clarify pci.txt so it matches the "do not add new entries unless they are
sahred between multiple drivers" comment in include/linux/pci_ids.h.
[bhelgaas: changelog, strengthen language]
Signed-off-by: Michael S. Tsirkin <mst@xxxxxxxxxx>
Signed-off-by: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
diff --git a/Documentation/PCI/pci.txt b/Documentation/PCI/pci.txt
index 9518006f6675..123881f62219 100644
--- a/Documentation/PCI/pci.txt
+++ b/Documentation/PCI/pci.txt
@@ -564,14 +564,14 @@ to be handled by platform and generic code, not individual drivers.
8. Vendor and device identifications
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-One is not required to add new device ids to include/linux/pci_ids.h.
-Please add PCI_VENDOR_ID_xxx for vendors and a hex constant for device ids.
+Do not add new device or vendor IDs to include/linux/pci_ids.h unless they
+are shared across multiple drivers. You can add private definitions in
+your driver if they're helpful, or just use plain hex constants.
-PCI_VENDOR_ID_xxx constants are re-used. The device ids are arbitrary
-hex numbers (vendor controlled) and normally used only in a single
-location, the pci_device_id table.
+The device IDs are arbitrary hex numbers (vendor controlled) and normally used
+only in a single location, the pci_device_id table.
-Please DO submit new vendor/device ids to pciids.sourceforge.net project.
+Please DO submit new vendor/device IDs to http://pciids.sourceforge.net/.
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