/*
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* Copyright (c) 2012 GCT Semiconductor, Inc. All rights reserved.
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*
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* This software is licensed under the terms of the GNU General Public
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* License version 2, as published by the Free Software Foundation, and
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* may be copied, distributed, and modified under those terms.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef _GDM_USB_H_
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#define _GDM_USB_H_
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#include <linux/types.h>
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#include <linux/usb.h>
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#include <linux/list.h>
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#include <linux/time.h>
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#include "gdm_endian.h"
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#include "hci_packet.h"
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#define PM_NORMAL 0
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#define PM_SUSPEND 1
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#define AUTO_SUSPEND_TIMER 5000 /* ms */
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#define RX_BUF_SIZE (1024 * 32)
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#define TX_BUF_SIZE (1024 * 32)
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#define SDU_BUF_SIZE 2048
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#define MAX_SDU_SIZE (1024 * 30)
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#define MAX_PACKET_IN_MULTI_SDU 256
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#define VID_GCT 0x1076
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#define PID_GDM7240 0x8000
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#define PID_GDM7243 0x9000
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#define NETWORK_INTERFACE 1
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#define USB_SC_SCSI 0x06
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#define USB_PR_BULK 0x50
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#define MAX_NUM_SDU_BUF 64
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struct usb_tx {
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struct list_head list;
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struct urb *urb;
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u8 *buf;
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u32 len;
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void (*callback)(void *cb_data);
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void *cb_data;
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struct tx_cxt *tx;
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u8 is_sdu;
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};
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struct usb_tx_sdu {
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struct list_head list;
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u8 *buf;
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u32 len;
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void (*callback)(void *cb_data);
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void *cb_data;
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};
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struct usb_rx {
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struct list_head to_host_list;
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struct list_head free_list;
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struct list_head rx_submit_list;
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struct rx_cxt *rx;
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struct urb *urb;
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u8 *buf;
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int (*callback)(void *cb_data, void *data, int len, int context);
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void *cb_data;
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void *index;
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};
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struct tx_cxt {
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struct list_head sdu_list;
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struct list_head hci_list;
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struct list_head free_list;
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u32 avail_count;
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spinlock_t lock;
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};
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struct rx_cxt {
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struct list_head to_host_list;
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struct list_head rx_submit_list;
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struct list_head free_list;
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u32 avail_count;
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spinlock_t to_host_lock;
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spinlock_t rx_lock;
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spinlock_t submit_lock;
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};
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struct lte_udev {
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struct usb_device *usbdev;
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struct gdm_endian gdm_ed;
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struct tx_cxt tx;
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struct rx_cxt rx;
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struct delayed_work work_tx;
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struct delayed_work work_rx;
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u8 send_complete;
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u8 tx_stop;
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struct usb_interface *intf;
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int (*rx_cb)(void *cb_data, void *data, int len, int context);
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int usb_state;
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u8 request_mac_addr;
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};
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#endif /* _GDM_USB_H_ */
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