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author | Tuan Phan <tuanphan@os.amperecomputing.com> | 2020-08-07 00:57:34 +0300 |
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committer | Bjorn Helgaas <bhelgaas@google.com> | 2020-09-17 20:27:43 +0300 |
commit | 877c1a5f79c6984bbe3f2924234c08e2f4f1acd5 (patch) | |
tree | 78661f2d38a78f879a6d1e5f7d1a5122c99daa69 /include/linux/pci-ecam.h | |
parent | 2ce02a864ac1a2bf99baeb20d38100d2cc413ac2 (diff) | |
download | linux-877c1a5f79c6984bbe3f2924234c08e2f4f1acd5.tar.xz |
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>
Diffstat (limited to 'include/linux/pci-ecam.h')
-rw-r--r-- | include/linux/pci-ecam.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/pci-ecam.h b/include/linux/pci-ecam.h index 1af5cb02ef7f..033ce74f02e8 100644 --- a/include/linux/pci-ecam.h +++ b/include/linux/pci-ecam.h @@ -51,6 +51,7 @@ extern const struct pci_ecam_ops pci_generic_ecam_ops; #if defined(CONFIG_ACPI) && defined(CONFIG_PCI_QUIRKS) extern const struct pci_ecam_ops pci_32b_ops; /* 32-bit accesses only */ +extern const struct pci_ecam_ops pci_32b_read_ops; /* 32-bit read only */ extern const struct pci_ecam_ops hisi_pcie_ops; /* HiSilicon */ extern const struct pci_ecam_ops thunder_pem_ecam_ops; /* Cavium ThunderX 1.x & 2.x */ extern const struct pci_ecam_ops pci_thunder_ecam_ops; /* Cavium ThunderX 1.x */ |