LXR linux/drivers/staging/gdm72xx/gdm

   1/*
   2 * Copyright (c) 2012 GCT Semiconductor, Inc. All rights reserved.
   3 *
   4 * This software is licensed under the terms of the GNU General Public
   5 * License version 2, as published by the Free Software Foundation, and
   6 * may be copied, distributed, and modified under those terms.
   7 *
   8 * This program is distributed in the hope that it will be useful,
   9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  11 * GNU General Public License for more details.
  12 */
  13
  14#ifndef __GDM_USB_H__
  15#define __GDM_USB_H__
  16
  17#include <linux/types.h>
  18#include <linux/usb.h>
  19#include <linux/list.h>
  20
  21#define B_DIFF_DL_DRV           (1 << 4)
  22#define B_DOWNLOAD              (1 << 5)
  23#define MAX_NR_SDU_BUF          64
  24
  25struct usb_tx {
  26        struct list_head        list;
  27#if defined(CONFIG_WIMAX_GDM72XX_USB_PM) || defined(CONFIG_WIMAX_GDM72XX_K_MODE)
  28        struct list_head        p_list;
  29#endif
  30        struct tx_cxt           *tx_cxt;
  31
  32        struct urb              *urb;
  33        u8                      *buf;
  34
  35        void (*callback)(void *cb_data);
  36        void *cb_data;
  37};
  38
  39struct tx_cxt {
  40        struct list_head        free_list;
  41        struct list_head        sdu_list;
  42        struct list_head        hci_list;
  43#if defined(CONFIG_WIMAX_GDM72XX_USB_PM) || defined(CONFIG_WIMAX_GDM72XX_K_MODE)
  44        struct list_head        pending_list;
  45#endif
  46
  47        spinlock_t              lock;
  48};
  49
  50struct usb_rx {
  51        struct list_head        list;
  52        struct rx_cxt           *rx_cxt;
  53
  54        struct urb              *urb;
  55        u8                      *buf;
  56
  57        void (*callback)(void *cb_data, void *data, int len);
  58        void *cb_data;
  59};
  60
  61struct rx_cxt {
  62        struct list_head        free_list;
  63        struct list_head        used_list;
  64        spinlock_t              lock;
  65};
  66
  67struct usbwm_dev {
  68        struct usb_device       *usbdev;
  69#ifdef CONFIG_WIMAX_GDM72XX_USB_PM
  70        struct work_struct      pm_ws;
  71
  72        struct usb_interface    *intf;
  73#endif
  74#ifdef CONFIG_WIMAX_GDM72XX_K_MODE
  75        int bw_switch;
  76        struct list_head        list;
  77#endif
  78
  79        struct tx_cxt           tx;
  80        struct rx_cxt           rx;
  81
  82        int padding;
  83};
  84
  85#endif /* __GDM_USB_H__ */
  86