77 lines
1.9 KiB
C
Executable File
77 lines
1.9 KiB
C
Executable File
/*
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* Richtek SPM Class Header
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*
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* Copyright (C) 2019, Richtek Technology Corp.
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* Author: CY Hunag <cy_huang@richtek.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef __LINUX_RICHTEK_SPM_CLASS_H__
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#define __LINUX_RICHTEK_SPM_CLASS_H__
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#include <linux/completion.h>
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#include <linux/mutex.h>
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#define RICHTEK_SPM_MAX_PARAM_ITEMS (30)
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#define RICHTEK_SPM_MAGIC (5526789)
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#define RICHTEK_SPM_RSPK_PATH "/efs/richtek/rt_amp"
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struct richtek_spm_classdev;
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struct richtek_spm_device_ops {
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int (*suspend)(struct richtek_spm_classdev *ptc);
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int (*resume)(struct richtek_spm_classdev *ptc);
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};
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struct richtek_spm_ipc_msg {
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u32 cmd;
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u32 spkid;
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u32 index;
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s32 param_items;
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s32 params[RICHTEK_SPM_MAX_PARAM_ITEMS];
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};
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struct richtek_spm_classdev {
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const char *name;
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struct device *dev;
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const struct richtek_spm_device_ops *ops;
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const struct attribute_group **groups;
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struct task_struct *trig_task;
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struct completion trig_complete;
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struct mutex var_lock;
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struct richtek_spm_ipc_msg ipc_msg;
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/* internal use for algorithm */
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u32 spkidx;
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u32 t0;
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u32 rspk;
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u32 monitor_on;
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s32 t;
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s32 tmax;
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s32 tmaxcnt;
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s32 xpeak;
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s32 xmax;
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s32 xmaxcnt;
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s32 boot_on_xmax;
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s32 boot_on_tmax;
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s32 calib_enable;
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s32 calib_status;
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s32 vali_enable;
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s32 vali_status;
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s32 vali_real_power;
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};
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/* API List */
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extern int devm_richtek_spm_classdev_register(struct device *parent,
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struct richtek_spm_classdev *rdc);
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extern int richtek_spm_classdev_register(struct device *parent,
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struct richtek_spm_classdev *rdc);
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extern void richtek_spm_classdev_unregister(struct richtek_spm_classdev *rdc);
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extern int richtek_spm_classdev_trigger_ampon(struct richtek_spm_classdev *rdc);
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extern int richtek_spm_classdev_trigger_ampoff(struct richtek_spm_classdev *rdc);
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#endif /* __LINUX_RICHTEK_SPM_CLASS_H__ */
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