| 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
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| 2 | /* |
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| 3 | * intel_tpmi.h: Intel TPMI core external interface |
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| 4 | */ |
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| 5 | |
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| 6 | #ifndef _INTEL_TPMI_H_ |
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| 7 | #define _INTEL_TPMI_H_ |
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| 8 | |
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| 9 | #include <linux/bitfield.h> |
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| 10 | |
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| 11 | #define TPMI_VERSION_INVALID 0xff |
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| 12 | #define TPMI_MINOR_VERSION(val) FIELD_GET(GENMASK(4, 0), val) |
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| 13 | #define TPMI_MAJOR_VERSION(val) FIELD_GET(GENMASK(7, 5), val) |
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| 14 | |
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| 15 | /** |
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| 16 | * struct intel_tpmi_plat_info - Platform information for a TPMI device instance |
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| 17 | * @package_id: CPU Package id |
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| 18 | * @bus_number: PCI bus number |
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| 19 | * @device_number: PCI device number |
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| 20 | * @function_number: PCI function number |
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| 21 | * |
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| 22 | * Structure to store platform data for a TPMI device instance. This |
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| 23 | * struct is used to return data via tpmi_get_platform_data(). |
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| 24 | */ |
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| 25 | struct intel_tpmi_plat_info { |
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| 26 | u8 package_id; |
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| 27 | u8 bus_number; |
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| 28 | u8 device_number; |
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| 29 | u8 function_number; |
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| 30 | }; |
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| 31 | |
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| 32 | struct intel_tpmi_plat_info *tpmi_get_platform_data(struct auxiliary_device *auxdev); |
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| 33 | struct resource *tpmi_get_resource_at_index(struct auxiliary_device *auxdev, int index); |
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| 34 | int tpmi_get_resource_count(struct auxiliary_device *auxdev); |
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| 35 | |
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| 36 | int tpmi_get_feature_status(struct auxiliary_device *auxdev, int feature_id, int *locked, |
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| 37 | int *disabled); |
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| 38 | #endif |
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| 39 | |
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