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-rw-r--r--drivers/acpi/pci_mcfg.c12
-rw-r--r--drivers/acpi/pci_root.c2
2 files changed, 14 insertions, 0 deletions
diff --git a/drivers/acpi/pci_mcfg.c b/drivers/acpi/pci_mcfg.c
index a4e8432fc2fb..b42be067fb83 100644
--- a/drivers/acpi/pci_mcfg.c
+++ b/drivers/acpi/pci_mcfg.c
@@ -52,6 +52,18 @@ struct mcfg_fixup {
static struct mcfg_fixup mcfg_quirks[] = {
/* { OEM_ID, OEM_TABLE_ID, REV, SEGMENT, BUS_RANGE, ops, cfgres }, */
+#define AL_ECAM(table_id, rev, seg, ops) \
+ { "AMAZON", table_id, rev, seg, MCFG_BUS_ANY, ops }
+
+ AL_ECAM("GRAVITON", 0, 0, &al_pcie_ops),
+ AL_ECAM("GRAVITON", 0, 1, &al_pcie_ops),
+ AL_ECAM("GRAVITON", 0, 2, &al_pcie_ops),
+ AL_ECAM("GRAVITON", 0, 3, &al_pcie_ops),
+ AL_ECAM("GRAVITON", 0, 4, &al_pcie_ops),
+ AL_ECAM("GRAVITON", 0, 5, &al_pcie_ops),
+ AL_ECAM("GRAVITON", 0, 6, &al_pcie_ops),
+ AL_ECAM("GRAVITON", 0, 7, &al_pcie_ops),
+
#define QCOM_ECAM32(seg) \
{ "QCOM ", "QDF2432 ", 1, seg, MCFG_BUS_ANY, &pci_32b_ops }
diff --git a/drivers/acpi/pci_root.c b/drivers/acpi/pci_root.c
index 707aafc7c2aa..c36781a9b493 100644
--- a/drivers/acpi/pci_root.c
+++ b/drivers/acpi/pci_root.c
@@ -145,6 +145,7 @@ static struct pci_osc_bit_struct pci_osc_support_bit[] = {
{ OSC_PCI_CLOCK_PM_SUPPORT, "ClockPM" },
{ OSC_PCI_SEGMENT_GROUPS_SUPPORT, "Segments" },
{ OSC_PCI_MSI_SUPPORT, "MSI" },
+ { OSC_PCI_HPX_TYPE_3_SUPPORT, "HPX-Type3" },
};
static struct pci_osc_bit_struct pci_osc_control_bit[] = {
@@ -446,6 +447,7 @@ static void negotiate_os_control(struct acpi_pci_root *root, int *no_aspm,
* PCI domains, so we indicate this in _OSC support capabilities.
*/
support = OSC_PCI_SEGMENT_GROUPS_SUPPORT;
+ support |= OSC_PCI_HPX_TYPE_3_SUPPORT;
if (pci_ext_cfg_avail())
support |= OSC_PCI_EXT_CONFIG_SUPPORT;
if (pcie_aspm_support_enabled())