1  /* SPDX-License-Identifier: GPL-2.0-only */
2  /*
3   * This file contains definitions for mwifiex USB interface driver.
4   *
5   * Copyright 2011-2020 NXP
6   */
7  
8  #ifndef _MWIFIEX_USB_H
9  #define _MWIFIEX_USB_H
10  
11  #include <linux/completion.h>
12  #include <linux/usb.h>
13  
14  #define USB8XXX_VID		0x1286
15  
16  #define USB8766_PID_1		0x2041
17  #define USB8766_PID_2		0x2042
18  #define USB8797_PID_1		0x2043
19  #define USB8797_PID_2		0x2044
20  #define USB8801_PID_1		0x2049
21  #define USB8801_PID_2		0x204a
22  #define USB8997_PID_1		0x2052
23  #define USB8997_PID_2		0x204e
24  
25  
26  #define USB8XXX_FW_DNLD		1
27  #define USB8XXX_FW_READY	2
28  #define USB8XXX_FW_MAX_RETRY	3
29  
30  #define MWIFIEX_TX_DATA_PORT	2
31  #define MWIFIEX_TX_DATA_URB	6
32  #define MWIFIEX_RX_DATA_URB	6
33  #define MWIFIEX_USB_TIMEOUT	100
34  
35  #define USB8766_DEFAULT_FW_NAME	"mrvl/usb8766_uapsta.bin"
36  #define USB8797_DEFAULT_FW_NAME	"mrvl/usb8797_uapsta.bin"
37  #define USB8801_DEFAULT_FW_NAME	"mrvl/usb8801_uapsta.bin"
38  #define USB8997_DEFAULT_FW_NAME	"mrvl/usbusb8997_combo_v4.bin"
39  
40  #define FW_DNLD_TX_BUF_SIZE	620
41  #define FW_DNLD_RX_BUF_SIZE	2048
42  #define FW_HAS_LAST_BLOCK	0x00000004
43  #define FW_CMD_7		0x00000007
44  
45  #define FW_DATA_XMIT_SIZE \
46  	(sizeof(struct fw_header) + dlen + sizeof(u32))
47  
48  struct urb_context {
49  	struct mwifiex_adapter *adapter;
50  	struct sk_buff *skb;
51  	struct urb *urb;
52  	u8 ep;
53  };
54  
55  #define MWIFIEX_USB_TX_AGGR_TMO_MIN	1
56  #define MWIFIEX_USB_TX_AGGR_TMO_MAX	4
57  
58  struct tx_aggr_tmr_cnxt {
59  	struct mwifiex_adapter *adapter;
60  	struct usb_tx_data_port *port;
61  	struct timer_list hold_timer;
62  	bool is_hold_timer_set;
63  	u32 hold_tmo_msecs;
64  };
65  
66  struct usb_tx_aggr {
67  	struct sk_buff_head aggr_list;
68  	int aggr_len;
69  	int aggr_num;
70  	struct tx_aggr_tmr_cnxt timer_cnxt;
71  };
72  
73  struct usb_tx_data_port {
74  	u8 tx_data_ep;
75  	u8 block_status;
76  	atomic_t tx_data_urb_pending;
77  	int tx_data_ix;
78  	struct urb_context tx_data_list[MWIFIEX_TX_DATA_URB];
79  	/* usb tx aggregation*/
80  	struct usb_tx_aggr tx_aggr;
81  	struct sk_buff *skb_aggr[MWIFIEX_TX_DATA_URB];
82  	/* lock for protect tx aggregation data path*/
83  	spinlock_t tx_aggr_lock;
84  };
85  
86  struct usb_card_rec {
87  	struct mwifiex_adapter *adapter;
88  	struct usb_device *udev;
89  	struct usb_interface *intf;
90  	struct completion fw_done;
91  	u8 rx_cmd_ep;
92  	struct urb_context rx_cmd;
93  	atomic_t rx_cmd_urb_pending;
94  	struct urb_context rx_data_list[MWIFIEX_RX_DATA_URB];
95  	u8 usb_boot_state;
96  	u8 rx_data_ep;
97  	atomic_t rx_data_urb_pending;
98  	u8 tx_cmd_ep;
99  	atomic_t tx_cmd_urb_pending;
100  	int bulk_out_maxpktsize;
101  	struct urb_context tx_cmd;
102  	u8 mc_resync_flag;
103  	struct usb_tx_data_port port[MWIFIEX_TX_DATA_PORT];
104  	int rx_cmd_ep_type;
105  	u8 rx_cmd_interval;
106  	int tx_cmd_ep_type;
107  	u8 tx_cmd_interval;
108  };
109  
110  struct fw_header {
111  	__le32 dnld_cmd;
112  	__le32 base_addr;
113  	__le32 data_len;
114  	__le32 crc;
115  };
116  
117  struct fw_sync_header {
118  	__le32 cmd;
119  	__le32 seq_num;
120  } __packed;
121  
122  struct fw_data {
123  	struct fw_header fw_hdr;
124  	__le32 seq_num;
125  	u8 data[];
126  } __packed;
127  
128  #endif /*_MWIFIEX_USB_H */
129