diff options
| author | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2020-09-30 22:05:44 +0800 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2020-10-02 18:51:57 +0200 |
| commit | 01aabca2fd545554905321029e6c4c5b2fedb345 (patch) | |
| tree | 0ad7dbef0a11375b626c8ea11112bff37c7421e0 /drivers/acpi/bus.c | |
| parent | 73bf7382debb1a93fef5ff38222c6a3b62dfea44 (diff) | |
ACPI: Let ACPI know we support Generic Initiator Affinity Structures
Until we tell ACPI that we support generic initiators, it will have
to operate in fall back domain mode and all _PXM entries should
be on existing non GI domains.
This patch sets the relevant OSC bit to make that happen.
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/acpi/bus.c')
| -rw-r--r-- | drivers/acpi/bus.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c index 54002670cb7a..113c661eb848 100644 --- a/drivers/acpi/bus.c +++ b/drivers/acpi/bus.c @@ -303,7 +303,11 @@ static void acpi_bus_osc_support(void) capbuf[OSC_SUPPORT_DWORD] |= OSC_SB_HOTPLUG_OST_SUPPORT; capbuf[OSC_SUPPORT_DWORD] |= OSC_SB_PCLPI_SUPPORT; +#ifdef CONFIG_ARM64 + capbuf[OSC_SUPPORT_DWORD] |= OSC_SB_GENERIC_INITIATOR_SUPPORT; +#endif #ifdef CONFIG_X86 + capbuf[OSC_SUPPORT_DWORD] |= OSC_SB_GENERIC_INITIATOR_SUPPORT; if (boot_cpu_has(X86_FEATURE_HWP)) { capbuf[OSC_SUPPORT_DWORD] |= OSC_SB_CPC_SUPPORT; capbuf[OSC_SUPPORT_DWORD] |= OSC_SB_CPCV2_SUPPORT; |