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/*
* Copyright (C) 2012 Samsung Electronics.
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*/
#ifndef __MODEM_LINK_PM_USB_H__
#define __MODEM_LINK_PM_USB_H__
#include <linux/platform_data/modem_na.h>
#include "modem_prj.h"
#include "modem_link_device_usb.h"
#define IOCTL_LINK_CONTROL_ENABLE _IO('o', 0x30)
#define IOCTL_LINK_CONTROL_ACTIVE _IO('o', 0x31)
#define IOCTL_LINK_GET_HOSTWAKE _IO('o', 0x32)
#define IOCTL_LINK_CONNECTED _IO('o', 0x33)
#define IOCTL_LINK_SET_BIAS_CLEAR _IO('o', 0x34)
#define IOCTL_LINK_PORT_ON _IO('o', 0x35)
#define IOCTL_LINK_PORT_OFF _IO('o', 0x36)
#define IOCTL_LINK_BLOCK_AUTOSUSPEND _IO('o', 0x37)
#define IOCTL_LINK_ENABLE_AUTOSUSPEND _IO('o', 0x38)
enum hub_status {
HUB_STATE_OFF, /* usb3503 0ff*/
HUB_STATE_RESUMMING, /* usb3503 on, but enummerattion was not yet*/
HUB_STATE_PREACTIVE,
HUB_STATE_ACTIVE, /* hub and CMC221 enumerate */
};
struct link_pm_data {
struct miscdevice miscdev;
struct usb_link_device *usb_ld;
unsigned gpio_link_active;
unsigned gpio_link_hostwake;
unsigned gpio_link_slavewake;
int (*link_reconnect)(void);
int link_reconnect_cnt;
struct workqueue_struct *wq;
struct completion active_done;
/*USB3503*/
struct completion hub_active;
int hub_status;
bool has_usbhub;
/* ignore hub on by host wakeup irq before cp power on*/
int hub_init_lock;
/* C1 stay disconnect status after send 'a', skip 'a' next enumeration*/
int hub_handshake_done;
struct wake_lock hub_lock;
struct delayed_work link_pm_hub;
int hub_on_retry_cnt;
struct device *root_hub;
struct delayed_work link_pm_work;
struct delayed_work link_pm_start;
struct delayed_work link_reconnect_work;
bool resume_requested;
bool link_pm_active;
struct wake_lock l2_wake;
struct wake_lock boot_wake;
struct notifier_block pm_notifier;
bool dpm_suspending;
int (*port_enable)(int, int);
int (*cpufreq_lock)(void);
int (*cpufreq_unlock)(void);
int autosuspend_delay_ms; /* if zero, the default value is used */
bool block_autosuspend;
};
bool link_pm_set_active(struct usb_link_device *usb_ld);
bool link_pm_is_connected(struct usb_link_device *usb_ld);
int link_pm_init(struct usb_link_device *usb_ld, void *data);
#endif
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