PCI: Add ACS quirks for Cavium multi-function devices
authorGeorge Cherian <george.cherian@marvell.com>
Tue, 10 Aug 2021 12:24:25 +0000 (17:54 +0530)
committerBjorn Helgaas <bhelgaas@google.com>
Fri, 20 Aug 2021 21:13:49 +0000 (16:13 -0500)
commit32837d8a8f63eb95dcb9cd005524a27f06478832
tree8fb5f053e46d8d082e939069c8c7f9539218ac8a
parentd08c8b855140e9f5240b3ffd1b8b9d435675e281
PCI: Add ACS quirks for Cavium multi-function devices

Some Cavium endpoints are implemented as multi-function devices without ACS
capability, but they actually don't support peer-to-peer transactions.

Add ACS quirks to declare DMA isolation for the following devices:

  - BGX device found on Octeon-TX (8xxx)
  - CGX device found on Octeon-TX2 (9xxx)
  - RPM device found on Octeon-TX3 (10xxx)

Link: https://lore.kernel.org/r/20210810122425.1115156-1-george.cherian@marvell.com
Signed-off-by: George Cherian <george.cherian@marvell.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
drivers/pci/quirks.c