diff options
Diffstat (limited to 'include/linux/leds/rtfled.h')
| -rw-r--r-- | include/linux/leds/rtfled.h | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/include/linux/leds/rtfled.h b/include/linux/leds/rtfled.h new file mode 100644 index 00000000..aae1c7e9 --- /dev/null +++ b/include/linux/leds/rtfled.h @@ -0,0 +1,127 @@ +/* include/linux/leds/rtfled.h + * Header of Richtek Flash LED Driver + * + * Copyright (C) 2013 Richtek Technology Corp. + * Author: Patrick Chang <patrick_chang@richtek.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + */ + +#ifndef LINUX_LEDS_RTFLED_H +#define LINUX_LEDS_RTFLED_H +#include <linux/leds/flashlight.h> + +struct rt_fled_info; +typedef int (*rt_hal_fled_init)(struct rt_fled_info *info); +typedef int (*rt_hal_fled_suspend)(struct rt_fled_info *info, pm_message_t state); +typedef int (*rt_hal_fled_resume)(struct rt_fled_info *info); +typedef int (*rt_hal_fled_set_mode)(struct rt_fled_info *info, flashlight_mode_t mode); +typedef int (*rt_hal_fled_get_mode)(struct rt_fled_info *info); +typedef int (*rt_hal_fled_strobe)(struct rt_fled_info *info); + +/* Return value : -EINVAL => selector parameter is out of range, otherwise current in uA*/ +typedef int (*rt_hal_fled_torch_current_list)(struct rt_fled_info *info, int selector); +typedef int (*rt_hal_fled_strobe_current_list)(struct rt_fled_info *info, int selector); +typedef int (*rt_hal_fled_timeout_level_list)(struct rt_fled_info *info, int selector); +/* Return value : -EINVAL => selector parameter is out of range, otherwise voltage in mV*/ +typedef int (*rt_hal_fled_lv_protection_list)(struct rt_fled_info *info, int selector); +/* Return value : -EINVAL => selector parameter is out of range, otherwise time in ms*/ +typedef int (*rt_hal_fled_strobe_timeout_list)(struct rt_fled_info *info, int selector); +typedef int (*rt_hal_fled_set_torch_current)(struct rt_fled_info *info, + int min_uA, int max_uA, int *selector); +typedef int (*rt_hal_fled_set_strobe_current)(struct rt_fled_info *info, + int min_uA, int max_uA, int *selector); +typedef int (*rt_hal_fled_set_timeout_level)(struct rt_fled_info *info, + int min_uA, int max_uA, int *selector); +typedef int (*rt_hal_fled_set_lv_protection)(struct rt_fled_info *info, + int min_mV, int max_mV, int *selector); +typedef int (*rt_hal_fled_set_strobe_timeout)(struct rt_fled_info *info, + int min_ms, int max_ms, int *selector); +typedef int (*rt_hal_fled_set_torch_current_sel)(struct rt_fled_info *info, + int selector); +typedef int (*rt_hal_fled_set_strobe_current_sel)(struct rt_fled_info *info, + int selector); +typedef int (*rt_hal_fled_set_timeout_level_sel)(struct rt_fled_info *info, + int selector); +typedef int (*rt_hal_fled_set_lv_protection_sel)(struct rt_fled_info *info, + int selector); +typedef int (*rt_hal_fled_set_strobe_timeout_sel)(struct rt_fled_info *info, + int selector); +typedef int (*rt_hal_fled_get_torch_current_sel)(struct rt_fled_info *info); +typedef int (*rt_hal_fled_get_strobe_current_sel)(struct rt_fled_info *info); +typedef int (*rt_hal_fled_get_timeout_level_sel)(struct rt_fled_info *info); +typedef int (*rt_hal_fled_get_lv_protection_sel)(struct rt_fled_info *info); +typedef int (*rt_hal_fled_get_strobe_timeout_sel)(struct rt_fled_info *info); +typedef int (*rt_hal_fled_get_torch_current)(struct rt_fled_info *info); +typedef int (*rt_hal_fled_get_strobe_current)(struct rt_fled_info *info); +typedef int (*rt_hal_fled_get_timeout_level)(struct rt_fled_info *info); +typedef int (*rt_hal_fled_get_lv_protection)(struct rt_fled_info *info); +typedef int (*rt_hal_fled_get_strobe_timeout)(struct rt_fled_info *info); +typedef void (*rt_hal_fled_shutdown)(struct rt_fled_info *info); + +struct rt_fled_hal { + rt_hal_fled_init fled_init; + rt_hal_fled_suspend fled_suspend; + rt_hal_fled_resume fled_resume; + rt_hal_fled_set_mode fled_set_mode; + rt_hal_fled_get_mode fled_get_mode; + rt_hal_fled_strobe fled_strobe; + rt_hal_fled_torch_current_list fled_troch_current_list; + rt_hal_fled_strobe_current_list fled_strobe_current_list; + rt_hal_fled_timeout_level_list fled_timeout_level_list; + rt_hal_fled_lv_protection_list fled_lv_protection_list; + rt_hal_fled_strobe_timeout_list fled_strobe_timeout_list; + /* method to set */ + rt_hal_fled_set_torch_current_sel fled_set_torch_current_sel; + rt_hal_fled_set_strobe_current_sel fled_set_strobe_current_sel; + rt_hal_fled_set_timeout_level_sel fled_set_timeout_level_sel; + rt_hal_fled_set_lv_protection_sel fled_set_lv_protection_sel; + rt_hal_fled_set_strobe_timeout_sel fled_set_strobe_timeout_sel; + /* method to set, optional */ + rt_hal_fled_set_torch_current fled_set_torch_current; + rt_hal_fled_set_strobe_current fled_set_strobe_current; + rt_hal_fled_set_timeout_level fled_set_timeout_level; + rt_hal_fled_set_lv_protection fled_set_lv_protection; + rt_hal_fled_set_strobe_timeout fled_set_strobe_timeout; + /* method to get */ + rt_hal_fled_get_torch_current_sel fled_get_torch_current_sel; + rt_hal_fled_get_strobe_current_sel fled_get_strobe_current_sel; + rt_hal_fled_get_timeout_level_sel fled_get_timeout_level_sel; + rt_hal_fled_get_lv_protection_sel fled_get_lv_protection_sel; + rt_hal_fled_get_strobe_timeout_sel fled_get_strobe_timeout_sel; + /* method to get, optional*/ + rt_hal_fled_get_torch_current fled_get_torch_current; + rt_hal_fled_get_strobe_current fled_get_strobe_current; + rt_hal_fled_get_timeout_level fled_get_timeout_level; + rt_hal_fled_get_lv_protection fled_get_lv_protection; + rt_hal_fled_get_strobe_timeout fled_get_strobe_timeout; + /* PM shutdown, optional */ + rt_hal_fled_shutdown fled_shutdown; +}; + +typedef struct rt_fled_info { + struct rt_fled_hal *hal; + struct flashlight_device *flashlight_dev; + const struct flashlight_properties *init_props; + char *name; + char *chip_name; +} rt_fled_info_t; + + +/* Public funtions + * argument + * @name : Flash LED's name;pass NULL menas "rt-flash-led" + */ + +rt_fled_info_t *rt_fled_get_info_by_name(char *name); + +/* Usage : + * fled_info = rt_fled_get_info_by_name("FlashLED1"); + * fled_info->hal->fled_set_strobe_current(fled_info, + * 150, 200); + */ + +#endif /*LINUX_LEDS_RTFLED_H*/ |