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59 lines
1.3 KiB
59 lines
1.3 KiB
/* SPDX-License-Identifier: GPL-2.0-only */ |
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/* |
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* ACPI fan device IDs are shared between the fan driver and the device power |
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* management code. |
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* |
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* Add new device IDs before the generic ACPI fan one. |
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*/ |
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#ifndef _ACPI_FAN_H_ |
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#define _ACPI_FAN_H_ |
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#define ACPI_FAN_DEVICE_IDS \ |
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{"INT3404", }, /* Fan */ \ |
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{"INTC1044", }, /* Fan for Tiger Lake generation */ \ |
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{"INTC1048", }, /* Fan for Alder Lake generation */ \ |
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{"INTC1063", }, /* Fan for Meteor Lake generation */ \ |
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{"INTC10A2", }, /* Fan for Raptor Lake generation */ \ |
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{"PNP0C0B", } /* Generic ACPI fan */ |
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#define ACPI_FPS_NAME_LEN 20 |
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struct acpi_fan_fps { |
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u64 control; |
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u64 trip_point; |
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u64 speed; |
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u64 noise_level; |
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u64 power; |
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char name[ACPI_FPS_NAME_LEN]; |
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struct device_attribute dev_attr; |
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}; |
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struct acpi_fan_fif { |
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u8 revision; |
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u8 fine_grain_ctrl; |
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u8 step_size; |
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u8 low_speed_notification; |
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}; |
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struct acpi_fan_fst { |
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u64 revision; |
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u64 control; |
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u64 speed; |
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}; |
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struct acpi_fan { |
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bool acpi4; |
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struct acpi_fan_fif fif; |
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struct acpi_fan_fps *fps; |
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int fps_count; |
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struct thermal_cooling_device *cdev; |
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struct device_attribute fst_speed; |
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struct device_attribute fine_grain_control; |
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}; |
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int acpi_fan_get_fst(struct acpi_device *device, struct acpi_fan_fst *fst); |
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int acpi_fan_create_attributes(struct acpi_device *device); |
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void acpi_fan_delete_attributes(struct acpi_device *device); |
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#endif
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