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_BULKOUT_NUM 4 23 #define RTL_USB_MAX_TX_URBS_NUM 8 24 25 enum rtl_txq { 26 /* These definitions shall be consistent with value 27 * returned by skb_get_queue_mapping 28 *------------------------------------*/ 29 RTL_TXQ_BK, 30 RTL_TXQ_BE, 31 RTL_TXQ_VI, 32 RTL_TXQ_VO, 33 /*------------------------------------*/ 34 RTL_TXQ_BCN, 35 RTL_TXQ_MGT, 36 RTL_TXQ_HI, 37 38 /* Must be last */ 39 __RTL_TXQ_NUM, 40 }; 41 42 struct rtl_ep_map { 43 u32 ep_mapping[__RTL_TXQ_NUM]; 44 }; 45 46 struct _trx_info { 47 struct rtl_usb *rtlusb; 48 u32 ep_num; 49 }; 50 51 static inline void _rtl_install_trx_info(struct rtl_usb *rtlusb, 52 struct sk_buff *skb, 53 u32 ep_num) 54 { 55 struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); 56 57 info->rate_driver_data[0] = rtlusb; 58 info->rate_driver_data[1] = (void *)(__kernel_size_t)ep_num; 59 } 60 61 /* Add suspend/resume later */ 62 enum rtl_usb_state { 63 USB_STATE_STOP = 0, 64 USB_STATE_START = 1, 65 }; 66 67 #define IS_USB_STOP(rtlusb_ptr) (USB_STATE_STOP == (rtlusb_ptr)->state) 68 #define IS_USB_START(rtlusb_ptr) (USB_STATE_START == (rtlusb_ptr)->state) 69 #define SET_USB_STOP(rtlusb_ptr) \ 70 do { \ 71 (rtlusb_ptr)->state = USB_STATE_STOP; \ 72 } while (0) 73 74 #define SET_USB_START(rtlusb_ptr) \ 75 do { \ 76 (rtlusb_ptr)->state = USB_STATE_START; \ 77 } while (0) 78 79 struct rtl_usb { 80 struct usb_device *udev; 81 struct usb_interface *intf; 82 enum rtl_usb_state state; 83 84 /* Bcn control register setting */ 85 u32 reg_bcn_ctrl_val; 86 /* for 88/92cu card disable */ 87 u8 disablehwsm; 88 /*QOS & EDCA */ 89 enum acm_method acm_method; 90 /* irq . HIMR,HIMR_EX */ 91 u32 irq_mask[2]; 92 bool irq_enabled; 93 94 u16 (*usb_mq_to_hwq)(__le16 fc, u16 mac80211_queue_index); 95 96 /* Tx */ 97 u8 out_ep_nums ; 98 u8 out_eps[RTL_USB_MAX_BULKOUT_NUM]; 99 u8 out_queue_sel; 100 struct rtl_ep_map ep_map; 101 102 u32 max_bulk_out_size; 103 u32 tx_submitted_urbs; 104 struct sk_buff_head tx_skb_queue[RTL_USB_MAX_EP_NUM]; 105 106 struct usb_anchor tx_pending[RTL_USB_MAX_EP_NUM]; 107 struct usb_anchor tx_submitted; 108 109 struct sk_buff *(*usb_tx_aggregate_hdl)(struct ieee80211_hw *, 110 struct sk_buff_head *); 111 int (*usb_tx_post_hdl)(struct ieee80211_hw *, 112 struct urb *, struct sk_buff *); 113 void (*usb_tx_cleanup)(struct ieee80211_hw *, struct sk_buff *); 114 115 /* Rx */ 116 u8 in_ep_nums; 117 u32 in_ep; /* Bulk IN endpoint number */ 118 u32 rx_max_size; /* Bulk IN max buffer size */ 119 u32 rx_urb_num; /* How many Bulk INs are submitted to host. */ 120 struct usb_anchor rx_submitted; 121 struct usb_anchor rx_cleanup_urbs; 122 struct tasklet_struct rx_work_tasklet; 123 struct sk_buff_head rx_queue; 124 void (*usb_rx_segregate_hdl)(struct ieee80211_hw *, struct sk_buff *, 125 struct sk_buff_head *); 126 void (*usb_rx_hdl)(struct ieee80211_hw *, struct sk_buff *); 127 }; 128 129 struct rtl_usb_priv { 130 struct bt_coexist_info bt_coexist; 131 struct rtl_usb dev; 132 }; 133 134 #define rtl_usbpriv(hw) (((struct rtl_usb_priv *)(rtl_priv(hw))->priv)) 135 #define rtl_usbdev(usbpriv) (&((usbpriv)->dev)) 136 137 int rtl_usb_probe(struct usb_interface *intf, 138 const struct usb_device_id *id, 139 const struct rtl_hal_cfg *rtl92cu_hal_cfg); 140 void rtl_usb_disconnect(struct usb_interface *intf); 141 int rtl_usb_suspend(struct usb_interface *pusb_intf, pm_message_t message); 142 int rtl_usb_resume(struct usb_interface *pusb_intf); 143 144 #endif 145