root/drivers/net/wireless/realtek/rtlwifi/usb.h

INCLUDED FROM

DEFINITIONS

1. _rtl_install_trx_info

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 /* Copyright(c) 2009-2012  Realtek Corporation.*/
   3 
   4 #ifndef __RTL_USB_H__
   5 #define __RTL_USB_H__
   6 
   7 #include <linux/skbuff.h>
   8 
   9 #define RTL_RX_DESC_SIZE                24
  10 
  11 #define RTL_USB_DEVICE(vend, prod, cfg) \
  12         .match_flags = USB_DEVICE_ID_MATCH_DEVICE, \
  13         .idVendor = (vend), \
  14         .idProduct = (prod), \
  15         .driver_info = (kernel_ulong_t)&(cfg)
  16 
  17 #define USB_HIGH_SPEED_BULK_SIZE        512
  18 #define USB_FULL_SPEED_BULK_SIZE        64
  19 
  20 #define RTL_USB_MAX_TXQ_NUM             4               /* max tx queue */
  21 #define RTL_USB_MAX_EP_NUM              6               /* max ep number */
  22 #define RTL_USB_MAX_TX_URBS_NUM         8
  23 
  24 enum rtl_txq {
  25         /* These definitions shall be consistent with value
  26          * returned by skb_get_queue_mapping
  27          *------------------------------------*/
  28         RTL_TXQ_BK,
  29         RTL_TXQ_BE,
  30         RTL_TXQ_VI,
  31         RTL_TXQ_VO,
  32         /*------------------------------------*/
  33         RTL_TXQ_BCN,
  34         RTL_TXQ_MGT,
  35         RTL_TXQ_HI,
  36 
  37         /* Must be last */
  38         __RTL_TXQ_NUM,
  39 };
  40 
  41 struct rtl_ep_map {
  42         u32 ep_mapping[__RTL_TXQ_NUM];
  43 };
  44 
  45 struct _trx_info {
  46         struct rtl_usb *rtlusb;
  47         u32 ep_num;
  48 };
  49 
  50 static inline void _rtl_install_trx_info(struct rtl_usb *rtlusb,
  51                                          struct sk_buff *skb,
  52                                          u32 ep_num)
  53 {
  54         struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
  55 
  56         info->rate_driver_data[0] = rtlusb;
  57         info->rate_driver_data[1] = (void *)(__kernel_size_t)ep_num;
  58 }
  59 
  60 /*  Add suspend/resume later */
  61 enum rtl_usb_state {
  62         USB_STATE_STOP  = 0,
  63         USB_STATE_START = 1,
  64 };
  65 
  66 #define IS_USB_STOP(rtlusb_ptr) (USB_STATE_STOP == (rtlusb_ptr)->state)
  67 #define IS_USB_START(rtlusb_ptr) (USB_STATE_START == (rtlusb_ptr)->state)
  68 #define SET_USB_STOP(rtlusb_ptr) \
  69         do {                                                    \
  70                 (rtlusb_ptr)->state = USB_STATE_STOP;           \
  71         } while (0)
  72 
  73 #define SET_USB_START(rtlusb_ptr)                               \
  74         do { \
  75                 (rtlusb_ptr)->state = USB_STATE_START;          \
  76         } while (0)
  77 
  78 struct rtl_usb {
  79         struct usb_device *udev;
  80         struct usb_interface *intf;
  81         enum rtl_usb_state state;
  82 
  83         /* Bcn control register setting */
  84         u32 reg_bcn_ctrl_val;
  85         /* for 88/92cu card disable */
  86         u8      disablehwsm;
  87         /*QOS & EDCA */
  88         enum acm_method acm_method;
  89         /* irq  . HIMR,HIMR_EX */
  90         u32 irq_mask[2];
  91         bool irq_enabled;
  92 
  93         u16 (*usb_mq_to_hwq)(__le16 fc, u16 mac80211_queue_index);
  94 
  95         /* Tx */
  96         u8 out_ep_nums ;
  97         u8 out_queue_sel;
  98         struct rtl_ep_map ep_map;
  99 
 100         u32 max_bulk_out_size;
 101         u32 tx_submitted_urbs;
 102         struct sk_buff_head tx_skb_queue[RTL_USB_MAX_EP_NUM];
 103 
 104         struct usb_anchor tx_pending[RTL_USB_MAX_EP_NUM];
 105         struct usb_anchor tx_submitted;
 106 
 107         struct sk_buff *(*usb_tx_aggregate_hdl)(struct ieee80211_hw *,
 108                                                 struct sk_buff_head *);
 109         int (*usb_tx_post_hdl)(struct ieee80211_hw *,
 110                                struct urb *, struct sk_buff *);
 111         void (*usb_tx_cleanup)(struct ieee80211_hw *, struct sk_buff *);
 112 
 113         /* Rx */
 114         u8 in_ep_nums;
 115         u32 in_ep;              /* Bulk IN endpoint number */
 116         u32 rx_max_size;        /* Bulk IN max buffer size */
 117         u32 rx_urb_num;         /* How many Bulk INs are submitted to host. */
 118         struct usb_anchor       rx_submitted;
 119         struct usb_anchor       rx_cleanup_urbs;
 120         struct tasklet_struct   rx_work_tasklet;
 121         struct sk_buff_head     rx_queue;
 122         void (*usb_rx_segregate_hdl)(struct ieee80211_hw *, struct sk_buff *,
 123                                      struct sk_buff_head *);
 124         void (*usb_rx_hdl)(struct ieee80211_hw *, struct sk_buff *);
 125 };
 126 
 127 struct rtl_usb_priv {
 128         struct bt_coexist_info bt_coexist;
 129         struct rtl_usb dev;
 130 };
 131 
 132 #define rtl_usbpriv(hw)  (((struct rtl_usb_priv *)(rtl_priv(hw))->priv))
 133 #define rtl_usbdev(usbpriv)     (&((usbpriv)->dev))
 134 
 135 int rtl_usb_probe(struct usb_interface *intf,
 136                   const struct usb_device_id *id,
 137                   struct rtl_hal_cfg *rtl92cu_hal_cfg);
 138 void rtl_usb_disconnect(struct usb_interface *intf);
 139 int rtl_usb_suspend(struct usb_interface *pusb_intf, pm_message_t message);
 140 int rtl_usb_resume(struct usb_interface *pusb_intf);
 141 
 142 #endif