ACPICA: Major update for acpi_get_object_info external interface
Completed a major update for the acpi_get_object_info external interface. Changes include: - Support for variable, unlimited length HID, UID, and CID strings - Support Processor objects the same as Devices (HID,UID,CID,ADR,STA, etc.) - Call the _SxW power methods on behalf of a device object - Determine if a device is a PCI root bridge - Change the ACPI_BUFFER parameter to ACPI_DEVICE_INFO. These changes will require an update to all callers of this interface. See the ACPICA Programmer Reference for details. Also, update all invocations of acpi_get_object_info interface Signed-off-by: Bob Moore <robert.moore@intel.com> Signed-off-by: Lin Ming <ming.m.lin@intel.com> Signed-off-by: Len Brown <len.brown@intel.com>
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@@ -2026,24 +2026,21 @@ acpi_sba_ioc_add(struct acpi_device *device)
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struct ioc *ioc;
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acpi_status status;
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u64 hpa, length;
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struct acpi_buffer buffer;
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struct acpi_device_info *dev_info;
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status = hp_acpi_csr_space(device->handle, &hpa, &length);
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if (ACPI_FAILURE(status))
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return 1;
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buffer.length = ACPI_ALLOCATE_LOCAL_BUFFER;
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status = acpi_get_object_info(device->handle, &buffer);
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status = acpi_get_object_info(device->handle, &dev_info);
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if (ACPI_FAILURE(status))
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return 1;
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dev_info = buffer.pointer;
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/*
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* For HWP0001, only SBA appears in ACPI namespace. It encloses the PCI
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* root bridges, and its CSR space includes the IOC function.
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*/
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if (strncmp("HWP0001", dev_info->hardware_id.value, 7) == 0) {
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if (strncmp("HWP0001", dev_info->hardware_id.string, 7) == 0) {
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hpa += ZX1_IOC_OFFSET;
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/* zx1 based systems default to kernel page size iommu pages */
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if (!iovp_shift)
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