1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * intel_tpmi.h: Intel TPMI core external interface
9 #include <linux/bitfield.h>
11 #define TPMI_VERSION_INVALID 0xff
12 #define TPMI_MINOR_VERSION(val) FIELD_GET(GENMASK(4, 0), val)
13 #define TPMI_MAJOR_VERSION(val) FIELD_GET(GENMASK(7, 5), val)
16 * List of supported TMPI IDs.
17 * Some TMPI IDs are not used by Linux, so the numbers are not consecutive.
20 TPMI_ID_RAPL = 0, /* Running Average Power Limit */
21 TPMI_ID_PEM = 1, /* Power and Perf excursion Monitor */
22 TPMI_ID_UNCORE = 2, /* Uncore Frequency Scaling */
23 TPMI_ID_SST = 5, /* Speed Select Technology */
24 TPMI_CONTROL_ID = 0x80, /* Special ID for getting feature status */
25 TPMI_INFO_ID = 0x81, /* Special ID for PCI BDF and Package ID information */
29 * struct intel_tpmi_plat_info - Platform information for a TPMI device instance
30 * @cdie_mask: Mask of all compute dies in the partition
31 * @package_id: CPU Package id
32 * @partition: Package partition id when multiple VSEC PCI devices per package
33 * @segment: PCI segment ID
34 * @bus_number: PCI bus number
35 * @device_number: PCI device number
36 * @function_number: PCI function number
38 * Structure to store platform data for a TPMI device instance. This
39 * struct is used to return data via tpmi_get_platform_data().
41 struct intel_tpmi_plat_info {
51 struct intel_tpmi_plat_info *tpmi_get_platform_data(struct auxiliary_device *auxdev);
52 struct resource *tpmi_get_resource_at_index(struct auxiliary_device *auxdev, int index);
53 int tpmi_get_resource_count(struct auxiliary_device *auxdev);
54 int tpmi_get_feature_status(struct auxiliary_device *auxdev, int feature_id, bool *read_blocked,