1 /*
2 * This file contains definitions for mwifiex USB interface driver.
3 *
4 * Copyright (C) 2012, Marvell International Ltd.
5 *
6 * This software file (the "File") is distributed by Marvell International
7 * Ltd. under the terms of the GNU General Public License Version 2, June 1991
8 * (the "License"). You may use, redistribute and/or modify this File in
9 * accordance with the terms and conditions of the License, a copy of which
10 * is available by writing to the Free Software Foundation, Inc.,
11 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the
12 * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
13 *
14 * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE
16 * ARE EXPRESSLY DISCLAIMED. The License provides additional details about
17 * this warranty disclaimer.
18 */
19
20 #ifndef _MWIFIEX_USB_H
21 #define _MWIFIEX_USB_H
22
23 #include <linux/usb.h>
24
25 #define USB8797_VID 0x1286
26 #define USB8797_PID_1 0x2043
27 #define USB8797_PID_2 0x2044
28
29 #define USB8797_FW_DNLD 1
30 #define USB8797_FW_READY 2
31 #define USB8797_FW_MAX_RETRY 3
32
33 #define MWIFIEX_TX_DATA_URB 6
34 #define MWIFIEX_RX_DATA_URB 6
35 #define MWIFIEX_USB_TIMEOUT 100
36
37 #define USB8797_DEFAULT_FW_NAME "mrvl/usb8797_uapsta.bin"
38
39 #define FW_DNLD_TX_BUF_SIZE 620
40 #define FW_DNLD_RX_BUF_SIZE 2048
41 #define FW_HAS_LAST_BLOCK 0x00000004
42
43 #define FW_DATA_XMIT_SIZE \
44 (sizeof(struct fw_header) + dlen + sizeof(u32))
45
46 struct urb_context {
47 struct mwifiex_adapter *adapter;
48 struct sk_buff *skb;
49 struct urb *urb;
50 u8 ep;
51 };
52
53 struct usb_card_rec {
54 struct mwifiex_adapter *adapter;
55 struct usb_device *udev;
56 struct usb_interface *intf;
57 u8 rx_cmd_ep;
58 struct urb_context rx_cmd;
59 atomic_t rx_cmd_urb_pending;
60 struct urb_context rx_data_list[MWIFIEX_RX_DATA_URB];
61 u8 usb_boot_state;
62 u8 rx_data_ep;
63 atomic_t rx_data_urb_pending;
64 u8 tx_data_ep;
65 u8 tx_cmd_ep;
66 atomic_t tx_data_urb_pending;
67 atomic_t tx_cmd_urb_pending;
68 int bulk_out_maxpktsize;
69 struct urb_context tx_cmd;
70 int tx_data_ix;
71 struct urb_context tx_data_list[MWIFIEX_TX_DATA_URB];
72 };
73
74 struct fw_header {
75 __le32 dnld_cmd;
76 __le32 base_addr;
77 __le32 data_len;
78 __le32 crc;
79 };
80
81 struct fw_sync_header {
82 __le32 cmd;
83 __le32 seq_num;
84 };
85
86 struct fw_data {
87 struct fw_header fw_hdr;
88 __le32 seq_num;
89 u8 data[1];
90 };
91
92 /* This function is called after the card has woken up. */
93 static inline int
mwifiex_pm_wakeup_card_complete(struct mwifiex_adapter * adapter)94 mwifiex_pm_wakeup_card_complete(struct mwifiex_adapter *adapter)
95 {
96 return 0;
97 }
98
99 #endif /*_MWIFIEX_USB_H */
100