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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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37 lines
802 B
C
37 lines
802 B
C
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/*
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* include/linux/gpio-fan.h
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*
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* Platform data structure for GPIO fan driver
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*
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* This file is licensed under the terms of the GNU General Public
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* License version 2. This program is licensed "as is" without any
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* warranty of any kind, whether express or implied.
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*/
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#ifndef __LINUX_GPIO_FAN_H
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#define __LINUX_GPIO_FAN_H
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struct gpio_fan_alarm {
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unsigned gpio;
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unsigned active_low;
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};
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struct gpio_fan_speed {
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int rpm;
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int ctrl_val;
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};
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struct gpio_fan_platform_data {
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int num_ctrl;
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unsigned *ctrl; /* fan control GPIOs. */
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struct gpio_fan_alarm *alarm; /* fan alarm GPIO. */
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/*
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* Speed conversion array: rpm from/to GPIO bit field.
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* This array _must_ be sorted in ascending rpm order.
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*/
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int num_speed;
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struct gpio_fan_speed *speed;
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};
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#endif /* __LINUX_GPIO_FAN_H */
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