98 lines
3.8 KiB
C
Executable file
98 lines
3.8 KiB
C
Executable file
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (c) 2019 MediaTek Inc.
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*/
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#ifndef LINUX_LEDS_RTFLED_H
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#define LINUX_LEDS_RTFLED_H
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#include "rt-flashlight.h"
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struct rt_fled_dev;
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struct rt_fled_hal {
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int (*rt_hal_fled_init)(struct rt_fled_dev *fled_dev);
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int (*rt_hal_fled_suspend)
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(struct rt_fled_dev *fled_dev, pm_message_t state);
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int (*rt_hal_fled_resume)(struct rt_fled_dev *fled_dev);
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int (*rt_hal_fled_set_mode)
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(struct rt_fled_dev *fled_dev, enum flashlight_mode mode);
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int (*rt_hal_fled_get_mode)(struct rt_fled_dev *fled_dev);
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int (*rt_hal_fled_strobe)(struct rt_fled_dev *fled_dev);
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/* Return value : -EINVAL => selector parameter is
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* out of range, otherwise current in uA
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*/
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int (*rt_hal_fled_torch_current_list)
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(struct rt_fled_dev *fled_dev, int selector);
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int (*rt_hal_fled_strobe_current_list)
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(struct rt_fled_dev *fled_dev, int selector);
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int (*rt_hal_fled_timeout_level_list)
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(struct rt_fled_dev *fled_dev, int selector);
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/* Return value : -EINVAL => selector parameter is
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* out of range, otherwise voltage in mV
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*/
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int (*rt_hal_fled_lv_protection_list)
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(struct rt_fled_dev *fled_dev, int selector);
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/* Return value : -EINVAL => selector parameter is
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* out of range, otherwise time in ms
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*/
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int (*rt_hal_fled_strobe_timeout_list)
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(struct rt_fled_dev *fled_dev, int selector);
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/* method to set, optional */
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int (*rt_hal_fled_set_torch_current)
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(struct rt_fled_dev *fled_dev, int min_uA, int max_uA, int *selector);
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int (*rt_hal_fled_set_strobe_current)
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(struct rt_fled_dev *fled_dev, int min_uA, int max_uA, int *selector);
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int (*rt_hal_fled_set_timeout_level)
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(struct rt_fled_dev *fled_dev, int min_uA, int max_uA, int *selector);
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int (*rt_hal_fled_set_lv_protection)
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(struct rt_fled_dev *fled_dev, int min_mV, int max_mV, int *selector);
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int (*rt_hal_fled_set_strobe_timeout)
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(struct rt_fled_dev *fled_dev, int min_ms, int max_ms, int *selector);
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/* method to set */
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int (*rt_hal_fled_set_torch_current_sel)
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(struct rt_fled_dev *fled_dev, int selector);
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int (*rt_hal_fled_set_strobe_current_sel)
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(struct rt_fled_dev *fled_dev, int selector);
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int (*rt_hal_fled_set_timeout_level_sel)
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(struct rt_fled_dev *fled_dev, int selector);
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int (*rt_hal_fled_set_lv_protection_sel)
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(struct rt_fled_dev *fled_dev, int selector);
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int (*rt_hal_fled_set_strobe_timeout_sel)
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(struct rt_fled_dev *fled_dev, int selector);
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/* method to get */
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int (*rt_hal_fled_get_torch_current_sel)(struct rt_fled_dev *fled_dev);
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int (*rt_hal_fled_get_strobe_current_sel)(struct rt_fled_dev *fled_dev);
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int (*rt_hal_fled_get_timeout_level_sel)(struct rt_fled_dev *fled_dev);
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int (*rt_hal_fled_get_lv_protection_sel)(struct rt_fled_dev *fled_dev);
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int (*rt_hal_fled_get_strobe_timeout_sel)(struct rt_fled_dev *fled_dev);
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/* method to get, optional*/
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int (*rt_hal_fled_get_torch_current)(struct rt_fled_dev *fled_dev);
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int (*rt_hal_fled_get_strobe_current)(struct rt_fled_dev *fled_dev);
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int (*rt_hal_fled_get_timeout_level)(struct rt_fled_dev *fled_dev);
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int (*rt_hal_fled_get_lv_protection)(struct rt_fled_dev *fled_dev);
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int (*rt_hal_fled_get_strobe_timeout)(struct rt_fled_dev *fled_dev);
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/* Return value : not ready, return 0, ready return 1,
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* if failed, return -errno, see definitions in errno.h
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*/
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int (*rt_hal_fled_get_is_ready)(struct rt_fled_dev *fled_dev);
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/* PM shutdown, optional */
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void (*rt_hal_fled_shutdown)(struct rt_fled_dev *fled_dev);
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};
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struct rt_fled_dev {
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struct rt_fled_hal *hal;
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struct flashlight_device *flashlight_dev;
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const struct flashlight_properties *init_props;
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char *name;
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char *chip_name;
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};
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/* Public functions
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* argument
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* @name : Flash LED's name;pass NULL menas "rt-flash-led"
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*/
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struct rt_fled_dev *rt_fled_get_dev(const char *name);
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/* Usage :
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* fled_dev = rt_fled_get_dev("FlashLED1");
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* fled_dev->hal->fled_set_strobe_current(fled_dev,
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* 150, 200);
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*/
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#endif /*LINUX_LEDS_RTFLED_H*/
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