cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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usb.h (3657B)

      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
     24enum 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
     41struct rtl_ep_map {
     42	u32 ep_mapping[__RTL_TXQ_NUM];
     43};
     44
     45struct _trx_info {
     46	struct rtl_usb *rtlusb;
     47	u32 ep_num;
     48};
     49
     50static 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 */
     61enum 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
     78struct 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
    127struct 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
    135int rtl_usb_probe(struct usb_interface *intf,
    136		  const struct usb_device_id *id,
    137		  struct rtl_hal_cfg *rtl92cu_hal_cfg);
    138void rtl_usb_disconnect(struct usb_interface *intf);
    139int rtl_usb_suspend(struct usb_interface *pusb_intf, pm_message_t message);
    140int rtl_usb_resume(struct usb_interface *pusb_intf);
    141
    142#endif