PCI: Add ACS quirks for Cavium multi-function devices

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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>

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George Cherian 2021-08-10 17:54:25 +05:30 • committed by Bjorn Helgaas

parent d08c8b8551

commit 32837d8a8f

1 changed files with 4 additions and 0 deletions

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drivers/pci/quirks.c

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