PCI/ACPI: Add Ampere Altra SOC MCFG quirk
authorTuan Phan <tuanphan@os.amperecomputing.com>
Thu, 6 Aug 2020 21:57:34 +0000 (14:57 -0700)
committerBjorn Helgaas <bhelgaas@google.com>
Thu, 17 Sep 2020 17:27:43 +0000 (12:27 -0500)
commit877c1a5f79c6984bbe3f2924234c08e2f4f1acd5
tree78661f2d38a78f879a6d1e5f7d1a5122c99daa69
parent2ce02a864ac1a2bf99baeb20d38100d2cc413ac2
PCI/ACPI: Add Ampere Altra SOC MCFG quirk

Ampere Altra SOC supports only 32-bit ECAM reads.  Add an MCFG quirk for
the platform.

Link: https://lore.kernel.org/r/1596751055-12316-1-git-send-email-tuanphan@os.amperecomputing.com
Signed-off-by: Tuan Phan <tuanphan@os.amperecomputing.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
drivers/acpi/pci_mcfg.c
drivers/pci/ecam.c
include/linux/pci-ecam.h