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
 48struct 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
 58struct 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
 66struct 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
 73struct 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
 86struct 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
110struct fw_header {
111	__le32 dnld_cmd;
112	__le32 base_addr;
113	__le32 data_len;
114	__le32 crc;
115};
116
117struct fw_sync_header {
118	__le32 cmd;
119	__le32 seq_num;
120} __packed;
121
122struct fw_data {
123	struct fw_header fw_hdr;
124	__le32 seq_num;
125	u8 data[];
126} __packed;
127
128#endif /*_MWIFIEX_USB_H */