diff options
Diffstat (limited to 'drivers/misc/modem_if_na/modem_link_pm_usb.h')
| -rw-r--r-- | drivers/misc/modem_if_na/modem_link_pm_usb.h | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/drivers/misc/modem_if_na/modem_link_pm_usb.h b/drivers/misc/modem_if_na/modem_link_pm_usb.h new file mode 100644 index 0000000..a4d4ea3 --- /dev/null +++ b/drivers/misc/modem_if_na/modem_link_pm_usb.h @@ -0,0 +1,88 @@ +/* + * 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 |