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| author |   George Cherian <george.cherian@marvell.com> | 2021-08-10 17:54:25 +0530 |
|---|---|---|
| committer |   Bjorn Helgaas <bhelgaas@google.com> | 2021-08-20 16:13:49 -0500 |
| commit | 32837d8a8f63eb95dcb9cd005524a27f06478832 (patch) | |
| tree | 8fb5f053e46d8d082e939069c8c7f9539218ac8a /drivers/pci/quirks.c | |
| parent | PCI: Add ACS quirks for NXP LX2xx0 and LX2xx2 platforms (diff) | |
| download | linux-dev-32837d8a8f63eb95dcb9cd005524a27f06478832.tar.xz linux-dev-32837d8a8f63eb95dcb9cd005524a27f06478832.zip | |
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>
Diffstat (limited to 'drivers/pci/quirks.c')
| -rw-r--r-- | drivers/pci/quirks.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index 207d089a8d37..92ed566c761c 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -4852,6 +4852,10 @@ static const struct pci_dev_acs_enabled { { 0x10df, 0x720, pci_quirk_mf_endpoint_acs }, /* Emulex Skyhawk-R */ /* Cavium ThunderX */ { PCI_VENDOR_ID_CAVIUM, PCI_ANY_ID, pci_quirk_cavium_acs }, + /* Cavium multi-function devices */ + { PCI_VENDOR_ID_CAVIUM, 0xA026, pci_quirk_mf_endpoint_acs }, + { PCI_VENDOR_ID_CAVIUM, 0xA059, pci_quirk_mf_endpoint_acs }, + { PCI_VENDOR_ID_CAVIUM, 0xA060, pci_quirk_mf_endpoint_acs }, /* APM X-Gene */ { PCI_VENDOR_ID_AMCC, 0xE004, pci_quirk_xgene_acs }, /* Ampere Computing */ |