1 | /* |
2 | * Copyright (c) 2010-2011 Atheros Communications Inc. |
3 | * |
4 | * Permission to use, copy, modify, and/or distribute this software for any |
5 | * purpose with or without fee is hereby granted, provided that the above |
6 | * copyright notice and this permission notice appear in all copies. |
7 | * |
8 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
9 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
10 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
11 | * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
12 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
13 | * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
14 | * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
15 | */ |
16 | |
17 | #ifndef HTC_USB_H |
18 | #define HTC_USB_H |
19 | |
20 | /* old firmware images */ |
21 | #define FIRMWARE_AR7010_1_1 "htc_7010.fw" |
22 | #define FIRMWARE_AR9271 "htc_9271.fw" |
23 | |
24 | /* supported Major FW version */ |
25 | #define MAJOR_VERSION_REQ 1 |
26 | #define MINOR_VERSION_REQ 3 |
27 | /* minimal and maximal supported Minor FW version. */ |
28 | #define FIRMWARE_MINOR_IDX_MAX 4 |
29 | #define FIRMWARE_MINOR_IDX_MIN 3 |
30 | #define HTC_FW_PATH "ath9k_htc" |
31 | |
32 | #define HTC_9271_MODULE_FW HTC_FW_PATH "/htc_9271-" \ |
33 | __stringify(MAJOR_VERSION_REQ) \ |
34 | "." __stringify(FIRMWARE_MINOR_IDX_MAX) ".0.fw" |
35 | #define HTC_7010_MODULE_FW HTC_FW_PATH "/htc_7010-" \ |
36 | __stringify(MAJOR_VERSION_REQ) \ |
37 | "." __stringify(FIRMWARE_MINOR_IDX_MAX) ".0.fw" |
38 | |
39 | extern int htc_use_dev_fw; |
40 | |
41 | #define IS_AR7010_DEVICE(_v) (((_v) == AR9280_USB) || ((_v) == AR9287_USB)) |
42 | |
43 | #define AR9271_FIRMWARE 0x501000 |
44 | #define AR9271_FIRMWARE_TEXT 0x903000 |
45 | #define AR7010_FIRMWARE_TEXT 0x906000 |
46 | |
47 | #define FIRMWARE_DOWNLOAD 0x30 |
48 | #define FIRMWARE_DOWNLOAD_COMP 0x31 |
49 | |
50 | #define ATH_USB_RX_STREAM_MODE_TAG 0x4e00 |
51 | #define ATH_USB_TX_STREAM_MODE_TAG 0x697e |
52 | |
53 | /* FIXME: Verify these numbers (with Windows) */ |
54 | #define MAX_TX_URB_NUM 8 |
55 | #define MAX_TX_BUF_NUM 256 |
56 | #define MAX_TX_BUF_SIZE 32768 |
57 | #define MAX_TX_AGGR_NUM 20 |
58 | |
59 | #define MAX_RX_URB_NUM 8 |
60 | #define MAX_RX_BUF_SIZE 16384 |
61 | #define MAX_PKT_NUM_IN_TRANSFER 10 |
62 | |
63 | #define MAX_REG_OUT_URB_NUM 1 |
64 | #define MAX_REG_IN_URB_NUM 64 |
65 | |
66 | #define MAX_REG_IN_BUF_SIZE 64 |
67 | |
68 | /* USB Endpoint definition */ |
69 | #define USB_WLAN_TX_PIPE 1 |
70 | #define USB_WLAN_RX_PIPE 2 |
71 | #define USB_REG_IN_PIPE 3 |
72 | #define USB_REG_OUT_PIPE 4 |
73 | |
74 | #define USB_MSG_TIMEOUT 1000 /* (ms) */ |
75 | |
76 | #define HIF_USB_MAX_RXPIPES 2 |
77 | #define HIF_USB_MAX_TXPIPES 4 |
78 | |
79 | struct tx_buf { |
80 | u8 *buf; |
81 | u16 len; |
82 | u16 offset; |
83 | struct urb *urb; |
84 | struct sk_buff_head skb_queue; |
85 | struct hif_device_usb *hif_dev; |
86 | struct list_head list; |
87 | }; |
88 | |
89 | struct rx_buf { |
90 | struct sk_buff *skb; |
91 | struct hif_device_usb *hif_dev; |
92 | }; |
93 | |
94 | #define HIF_USB_TX_STOP BIT(0) |
95 | #define HIF_USB_TX_FLUSH BIT(1) |
96 | |
97 | struct hif_usb_tx { |
98 | u8 flags; |
99 | u8 tx_buf_cnt; |
100 | u16 tx_skb_cnt; |
101 | struct sk_buff_head tx_skb_queue; |
102 | struct list_head tx_buf; |
103 | struct list_head tx_pending; |
104 | spinlock_t tx_lock; |
105 | }; |
106 | |
107 | struct cmd_buf { |
108 | struct sk_buff *skb; |
109 | struct hif_device_usb *hif_dev; |
110 | }; |
111 | |
112 | #define HIF_USB_START BIT(0) |
113 | #define HIF_USB_READY BIT(1) |
114 | |
115 | struct hif_device_usb { |
116 | struct usb_device *udev; |
117 | struct usb_interface *interface; |
118 | const struct usb_device_id *usb_device_id; |
119 | const void *fw_data; |
120 | size_t fw_size; |
121 | struct completion fw_done; |
122 | struct htc_target *htc_handle; |
123 | struct hif_usb_tx tx; |
124 | struct usb_anchor regout_submitted; |
125 | struct usb_anchor rx_submitted; |
126 | struct usb_anchor reg_in_submitted; |
127 | struct usb_anchor mgmt_submitted; |
128 | struct sk_buff *remain_skb; |
129 | char fw_name[64]; |
130 | int fw_minor_index; |
131 | int rx_remain_len; |
132 | int rx_pkt_len; |
133 | int rx_transfer_len; |
134 | int rx_pad_len; |
135 | spinlock_t rx_lock; |
136 | u8 flags; /* HIF_USB_* */ |
137 | }; |
138 | |
139 | int ath9k_hif_usb_init(void); |
140 | void ath9k_hif_usb_exit(void); |
141 | void ath9k_hif_usb_dealloc_urbs(struct hif_device_usb *hif_dev); |
142 | |
143 | #endif /* HTC_USB_H */ |
144 | |