1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3 Copyright (C) 2009 Ivo van Doorn <IvDoorn@gmail.com>
4 Copyright (C) 2009 Mattias Nissler <mattias.nissler@gmx.de>
5 Copyright (C) 2009 Felix Fietkau <nbd@openwrt.org>
6 Copyright (C) 2009 Xose Vazquez Perez <xose.vazquez@gmail.com>
7 Copyright (C) 2009 Axel Kollhofer <rain_maker@root-forum.org>
8 <http://rt2x00.serialmonkey.com>
9
10 */
11
12/*
13 Module: rt2800usb
14 Abstract: Data structures and registers for the rt2800usb module.
15 Supported chipsets: RT2800U.
16 */
17
18#ifndef RT2800USB_H
19#define RT2800USB_H
20
21/*
22 * 8051 firmware image.
23 */
24#define FIRMWARE_RT2870 "rt2870.bin"
25#define FIRMWARE_IMAGE_BASE 0x3000
26
27/*
28 * DMA descriptor defines.
29 */
30#define TXINFO_DESC_SIZE (1 * sizeof(__le32))
31#define RXINFO_DESC_SIZE (1 * sizeof(__le32))
32
33/*
34 * TX Info structure
35 */
36
37/*
38 * Word0
39 * WIV: Wireless Info Valid. 1: Driver filled WI, 0: DMA needs to copy WI
40 * QSEL: Select on-chip FIFO ID for 2nd-stage output scheduler.
41 * 0:MGMT, 1:HCCA 2:EDCA
42 * USB_DMA_NEXT_VALID: Used ONLY in USB bulk Aggregation, NextValid
43 * DMA_TX_BURST: used ONLY in USB bulk Aggregation.
44 * Force USB DMA transmit frame from current selected endpoint
45 */
46#define TXINFO_W0_USB_DMA_TX_PKT_LEN FIELD32(0x0000ffff)
47#define TXINFO_W0_WIV FIELD32(0x01000000)
48#define TXINFO_W0_QSEL FIELD32(0x06000000)
49#define TXINFO_W0_SW_USE_LAST_ROUND FIELD32(0x08000000)
50#define TXINFO_W0_USB_DMA_NEXT_VALID FIELD32(0x40000000)
51#define TXINFO_W0_USB_DMA_TX_BURST FIELD32(0x80000000)
52
53/*
54 * RX Info structure
55 */
56
57/*
58 * Word 0
59 */
60
61#define RXINFO_W0_USB_DMA_RX_PKT_LEN FIELD32(0x0000ffff)
62
63/*
64 * RX descriptor format for RX Ring.
65 */
66
67/*
68 * Word0
69 * UNICAST_TO_ME: This RX frame is unicast to me.
70 * MULTICAST: This is a multicast frame.
71 * BROADCAST: This is a broadcast frame.
72 * MY_BSS: this frame belongs to the same BSSID.
73 * CRC_ERROR: CRC error.
74 * CIPHER_ERROR: 0: decryption okay, 1:ICV error, 2:MIC error, 3:KEY not valid.
75 * AMSDU: rx with 802.3 header, not 802.11 header.
76 */
77
78#define RXD_W0_BA FIELD32(0x00000001)
79#define RXD_W0_DATA FIELD32(0x00000002)
80#define RXD_W0_NULLDATA FIELD32(0x00000004)
81#define RXD_W0_FRAG FIELD32(0x00000008)
82#define RXD_W0_UNICAST_TO_ME FIELD32(0x00000010)
83#define RXD_W0_MULTICAST FIELD32(0x00000020)
84#define RXD_W0_BROADCAST FIELD32(0x00000040)
85#define RXD_W0_MY_BSS FIELD32(0x00000080)
86#define RXD_W0_CRC_ERROR FIELD32(0x00000100)
87#define RXD_W0_CIPHER_ERROR FIELD32(0x00000600)
88#define RXD_W0_AMSDU FIELD32(0x00000800)
89#define RXD_W0_HTC FIELD32(0x00001000)
90#define RXD_W0_RSSI FIELD32(0x00002000)
91#define RXD_W0_L2PAD FIELD32(0x00004000)
92#define RXD_W0_AMPDU FIELD32(0x00008000)
93#define RXD_W0_DECRYPTED FIELD32(0x00010000)
94#define RXD_W0_PLCP_RSSI FIELD32(0x00020000)
95#define RXD_W0_CIPHER_ALG FIELD32(0x00040000)
96#define RXD_W0_LAST_AMSDU FIELD32(0x00080000)
97#define RXD_W0_PLCP_SIGNAL FIELD32(0xfff00000)
98
99#endif /* RT2800USB_H */
100

source code of linux/drivers/net/wireless/ralink/rt2x00/rt2800usb.h