]> git.ipfire.org Git - thirdparty/kernel/stable.git/commit
PCI/ACPI: Add ThunderX pass2.x 2nd node MCFG quirk
authorTomasz Nowicki <tn@semihalf.com>
Wed, 29 Mar 2017 12:16:13 +0000 (14:16 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 25 May 2017 13:46:28 +0000 (15:46 +0200)
commit569ed828defa070c4b38aca1986d460577e375d5
treef5ad2de8d75f2d2301bee0b647bfc9986cafb252
parentb4447dbb5cd1116b738f026b582ae93ab0490169
PCI/ACPI: Add ThunderX pass2.x 2nd node MCFG quirk

commit cd183740480f045600aa1fa38fe70809b5498f05 upstream.

Currently SoCs pass2.x do not emulate EA headers for ACPI boot method at
all.  However, for pass2.x some devices (like EDAC) advertise incorrect
base addresses in their BARs which results in driver probe failure during
resource request.  Since all problematic blocks are on 2nd NUMA node under
domain 10 add necessary quirk entry to obtain BAR addresses correction
using EA header emulation.

Fixes: 44f22bd91e88 ("PCI: Add MCFG quirks for Cavium ThunderX pass2.x host controller")
Signed-off-by: Tomasz Nowicki <tn@semihalf.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Robert Richter <rrichter@cavium.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/acpi/pci_mcfg.c