diff options
author | Michael S. Tsirkin <mst@redhat.com> | 2015-03-30 04:32:34 -0400 |
---|---|---|
committer | Bjorn Helgaas <bhelgaas@google.com> | 2015-04-09 14:34:02 -0400 |
commit | 37a9c502c0af013aaae094556830100c2bb133ac (patch) | |
tree | 372f57cb17e5ea6e748f1f3c7335e78d74d7be86 /Documentation/PCI | |
parent | e33caa82e221b0bbeba373b507e3f134dc2efa1a (diff) |
PCI: Clarify policy for vendor IDs in pci.txt
Clarify pci.txt so it matches the "do not add new entries unless they are
shared between multiple drivers" comment in include/linux/pci_ids.h.
[bhelgaas: changelog, strengthen language]
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'Documentation/PCI')
-rw-r--r-- | Documentation/PCI/pci.txt | 12 |
1 files changed, 6 insertions, 6 deletions
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. | |||
564 | 8. Vendor and device identifications | 564 | 8. Vendor and device identifications |
565 | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | 565 | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
566 | 566 | ||
567 | One is not required to add new device ids to include/linux/pci_ids.h. | 567 | Do not add new device or vendor IDs to include/linux/pci_ids.h unless they |
568 | Please add PCI_VENDOR_ID_xxx for vendors and a hex constant for device ids. | 568 | are shared across multiple drivers. You can add private definitions in |
569 | your driver if they're helpful, or just use plain hex constants. | ||
569 | 570 | ||
570 | PCI_VENDOR_ID_xxx constants are re-used. The device ids are arbitrary | 571 | The device IDs are arbitrary hex numbers (vendor controlled) and normally used |
571 | hex numbers (vendor controlled) and normally used only in a single | 572 | only in a single location, the pci_device_id table. |
572 | location, the pci_device_id table. | ||
573 | 573 | ||
574 | Please DO submit new vendor/device ids to pciids.sourceforge.net project. | 574 | Please DO submit new vendor/device IDs to http://pciids.sourceforge.net/. |
575 | 575 | ||
576 | 576 | ||
577 | 577 | ||