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85 lines
2.0 KiB
85 lines
2.0 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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#ifndef __ACPI_ACPI_THERMAL_H |
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#define __ACPI_ACPI_THERMAL_H |
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#include <asm/ioctl.h> |
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#define ACPI_THERMAL_MAGIC 's' |
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#define ACPI_THERMAL_GET_TRT_LEN _IOR(ACPI_THERMAL_MAGIC, 1, unsigned long) |
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#define ACPI_THERMAL_GET_ART_LEN _IOR(ACPI_THERMAL_MAGIC, 2, unsigned long) |
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#define ACPI_THERMAL_GET_TRT_COUNT _IOR(ACPI_THERMAL_MAGIC, 3, unsigned long) |
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#define ACPI_THERMAL_GET_ART_COUNT _IOR(ACPI_THERMAL_MAGIC, 4, unsigned long) |
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#define ACPI_THERMAL_GET_TRT _IOR(ACPI_THERMAL_MAGIC, 5, unsigned long) |
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#define ACPI_THERMAL_GET_ART _IOR(ACPI_THERMAL_MAGIC, 6, unsigned long) |
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struct art { |
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acpi_handle source; |
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acpi_handle target; |
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u64 weight; |
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u64 ac0_max; |
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u64 ac1_max; |
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u64 ac2_max; |
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u64 ac3_max; |
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u64 ac4_max; |
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u64 ac5_max; |
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u64 ac6_max; |
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u64 ac7_max; |
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u64 ac8_max; |
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u64 ac9_max; |
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} __packed; |
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struct trt { |
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acpi_handle source; |
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acpi_handle target; |
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u64 influence; |
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u64 sample_period; |
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u64 reserved1; |
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u64 reserved2; |
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u64 reserved3; |
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u64 reserved4; |
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} __packed; |
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#define ACPI_NR_ART_ELEMENTS 13 |
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/* for usrspace */ |
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union art_object { |
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struct { |
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char source_device[8]; /* ACPI single name */ |
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char target_device[8]; /* ACPI single name */ |
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u64 weight; |
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u64 ac0_max_level; |
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u64 ac1_max_level; |
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u64 ac2_max_level; |
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u64 ac3_max_level; |
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u64 ac4_max_level; |
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u64 ac5_max_level; |
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u64 ac6_max_level; |
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u64 ac7_max_level; |
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u64 ac8_max_level; |
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u64 ac9_max_level; |
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}; |
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u64 __data[ACPI_NR_ART_ELEMENTS]; |
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}; |
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union trt_object { |
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struct { |
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char source_device[8]; /* ACPI single name */ |
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char target_device[8]; /* ACPI single name */ |
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u64 influence; |
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u64 sample_period; |
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u64 reserved[4]; |
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}; |
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u64 __data[8]; |
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}; |
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#ifdef __KERNEL__ |
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int acpi_thermal_rel_misc_device_add(acpi_handle handle); |
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int acpi_thermal_rel_misc_device_remove(acpi_handle handle); |
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int acpi_parse_art(acpi_handle handle, int *art_count, struct art **arts, |
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bool create_dev); |
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int acpi_parse_trt(acpi_handle handle, int *trt_count, struct trt **trts, |
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bool create_dev); |
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#endif |
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#endif /* __ACPI_ACPI_THERMAL_H */
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