| /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| |
| #include <acpi/acpigen.h> |
| #include <acpi/acpigen_pci.h> |
| #include <device/device.h> |
| #include <device/pci.h> |
| #include <device/pci_ids.h> |
| #include <intelblocks/acpi.h> |
| |
| static const unsigned short pci_device_ids[] = { |
| PCI_DID_INTEL_RPL_DTT, |
| PCI_DID_INTEL_MTL_DTT, |
| PCI_DID_INTEL_CML_DTT, |
| PCI_DID_INTEL_TGL_DTT, |
| PCI_DID_INTEL_JSL_DTT, |
| PCI_DID_INTEL_ADL_DTT, |
| 0 |
| }; |
| |
| static void dtt_acpi_fill_ssdt(const struct device *dev) |
| { |
| /* Skip if DPTF driver in use since TCPU device will already exist */ |
| if (CONFIG(DRIVERS_INTEL_DPTF)) |
| return; |
| |
| const char *scope = acpi_device_scope(dev); |
| |
| if (!scope) |
| return; |
| |
| acpigen_write_scope(scope); |
| acpigen_write_device(soc_acpi_name(dev)); |
| acpigen_write_ADR_pci_device(dev); |
| acpigen_write_STA(acpi_device_status(dev)); |
| acpigen_pop_len(); /* Device */ |
| acpigen_pop_len(); /* Scope */ |
| } |
| |
| static struct device_operations dptf_dev_ops = { |
| .read_resources = pci_dev_read_resources, |
| .set_resources = pci_dev_set_resources, |
| .enable_resources = pci_dev_enable_resources, |
| .scan_bus = scan_generic_bus, |
| .ops_pci = &pci_dev_ops_pci, |
| #if CONFIG(HAVE_ACPI_TABLES) |
| .acpi_fill_ssdt = dtt_acpi_fill_ssdt, |
| #endif |
| }; |
| |
| static const struct pci_driver pch_dptf __pci_driver = { |
| .ops = &dptf_dev_ops, |
| .vendor = PCI_VID_INTEL, |
| .devices = pci_device_ids, |
| }; |