samsung update 1

1 files changed, 132 insertions, 0 deletions

diff --git a/drivers/misc/modem_if/modem_link_device_usb.h b/drivers/misc/modem_if/modem_link_device_usb.h
new file mode 100644
index 00000000000..44f6b1bdf71
--- /dev/null
+++ b/drivers/misc/modem_if/modem_link_device_usb.h
@@ -0,0 +1,132 @@
+/*
+ * Copyright (C) 2010 Google, Inc.
+ * Copyright (C) 2010 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_DEVICE_USB_H__
+#define __MODEM_LINK_DEVICE_USB_H__
+
+#include <linux/usb.h>
+#include <linux/wakelock.h>
+
+#define IF_USB_DEVNUM_MAX	3
+
+#define IF_USB_FMT_EP		0
+#define IF_USB_RAW_EP		1
+#define IF_USB_RFS_EP		2
+
+#define DEFAULT_AUTOSUSPEND_DELAY_MS		500
+#define HOST_WAKEUP_TIMEOUT_JIFFIES		msecs_to_jiffies(500)
+#define WAIT_ENUMURATION_TIMEOUT_JIFFIES	msecs_to_jiffies(15000)
+#define MAX_RETRY	30
+
+#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)
+
+enum RESUME_STATUS {
+	CP_INITIATED_RESUME,
+	AP_INITIATED_RESUME,
+};
+
+enum IPC_INIT_STATUS {
+	INIT_IPC_NOT_READY,
+	INIT_IPC_START_DONE,	/* send 'a' done */
+};
+
+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 if_usb_devdata {
+	struct usb_interface *data_intf;
+	unsigned int tx_pipe;
+	unsigned int rx_pipe;
+	u8 disconnected;
+
+	int format;
+	struct usb_anchor urbs;
+	struct usb_anchor reading;
+	unsigned int rx_buf_size;
+};
+
+struct usb_link_device {
+	/*COMMON LINK DEVICE*/
+	struct link_device ld;
+
+	struct modem_data *pdata;
+
+	/*USB SPECIFIC LINK DEVICE*/
+	struct usb_device	*usbdev;
+	struct if_usb_devdata	devdata[IF_USB_DEVNUM_MAX];
+	struct delayed_work	runtime_pm_work;
+	struct delayed_work	post_resume_work;
+	struct delayed_work     wait_enumeration;
+	struct work_struct	disconnect_work;
+
+	struct wake_lock	gpiolock;
+	struct wake_lock	susplock;
+
+	unsigned int		dev_count;
+	unsigned int		suspended;
+	atomic_t		suspend_count;
+	enum RESUME_STATUS	resume_status;
+	int if_usb_connected;
+	int if_usb_initstates;
+	int flow_suspend;
+	int host_wake_timeout_flag;
+
+	unsigned gpio_slave_wakeup;
+	unsigned gpio_host_wakeup;
+	unsigned gpio_host_active;
+	int irq_host_wakeup;
+	struct delayed_work dwork;
+	struct work_struct resume_work;
+	int cpcrash_flag;
+	wait_queue_head_t l2_wait;
+
+	spinlock_t		lock;
+	struct usb_anchor	deferred;
+
+	/* LINK PM DEVICE DATA */
+	struct link_pm_data *link_pm_data;
+};
+/* converts from struct link_device* to struct xxx_link_device* */
+#define to_usb_link_device(linkdev) \
+			container_of(linkdev, struct usb_link_device, ld)
+
+#define SET_SLAVE_WAKEUP(_pdata, _value)			\
+do {								\
+	gpio_set_value(_pdata->gpio_slave_wakeup, _value);	\
+	mif_debug("> S-WUP %s\n", _value ? "1" : "0");	\
+} while (0)
+
+#define SET_HOST_ACTIVE(_pdata, _value)			\
+do {								\
+	gpio_set_value(_pdata->gpio_host_active, _value);	\
+	mif_debug("> H-ACT %s\n", _value ? "1" : "0");	\
+} while (0)
+
+#define has_hub(usb_ld) ((usb_ld)->link_pm_data->has_usbhub)
+
+irqreturn_t usb_resume_irq(int irq, void *data);
+
+#endif