tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
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linux
1/* SPDX-License-Identifier: GPL-2.0+ */
2/*
3 * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
4 * All rights reserved.
5 *
6 * Purpose:The header file of descriptor
7 *
8 * Revision History:
9 *
10 * Author: Tevin Chen
11 *
12 * Date: May 21, 1996
13 *
14 */
15
16#ifndef __DESC_H__
17#define __DESC_H__
18
19#include <linux/bits.h>
20#include <linux/types.h>
21#include <linux/mm.h>
22
23/* max transmit or receive buffer size */
24#define CB_MAX_BUF_SIZE 2900U /* NOTE: must be multiple of 4 */
25
26#define MAX_TOTAL_SIZE_WITH_ALL_HEADERS CB_MAX_BUF_SIZE
27
28#define MAX_INTERRUPT_SIZE 32
29
30#define CB_MAX_RX_DESC 128 /* max # of descriptors */
31#define CB_MIN_RX_DESC 16 /* min # of RX descriptors */
32#define CB_MAX_TX_DESC 128 /* max # of descriptors */
33#define CB_MIN_TX_DESC 16 /* min # of TX descriptors */
34
35/*
36 * bits in the RSR register
37 */
38#define RSR_ADDRBROAD BIT(7)
39#define RSR_ADDRMULTI BIT(6)
40#define RSR_ADDRUNI 0x00
41#define RSR_IVLDTYP BIT(5) /* invalid packet type */
42#define RSR_IVLDLEN BIT(4) /* invalid len (> 2312 byte) */
43#define RSR_BSSIDOK BIT(3)
44#define RSR_CRCOK BIT(2)
45#define RSR_BCNSSIDOK BIT(1)
46#define RSR_ADDROK BIT(0)
47
48/*
49 * bits in the new RSR register
50 */
51#define NEWRSR_DECRYPTOK BIT(4)
52#define NEWRSR_CFPIND BIT(3)
53#define NEWRSR_HWUTSF BIT(2)
54#define NEWRSR_BCNHITAID BIT(1)
55#define NEWRSR_BCNHITAID0 BIT(0)
56
57/*
58 * bits in the TSR register
59 */
60#define TSR_RETRYTMO BIT(3)
61#define TSR_TMO BIT(2)
62#define TSR_ACKDATA BIT(1)
63#define TSR_VALID BIT(0)
64
65#define FIFOCTL_AUTO_FB_1 0x1000
66#define FIFOCTL_AUTO_FB_0 0x0800
67#define FIFOCTL_GRPACK 0x0400
68#define FIFOCTL_11GA 0x0300
69#define FIFOCTL_11GB 0x0200
70#define FIFOCTL_11B 0x0100
71#define FIFOCTL_11A 0x0000
72#define FIFOCTL_RTS 0x0080
73#define FIFOCTL_ISDMA0 0x0040
74#define FIFOCTL_GENINT 0x0020
75#define FIFOCTL_TMOEN 0x0010
76#define FIFOCTL_LRETRY 0x0008
77#define FIFOCTL_CRCDIS 0x0004
78#define FIFOCTL_NEEDACK 0x0002
79#define FIFOCTL_LHEAD 0x0001
80
81/* WMAC definition Frag Control */
82#define FRAGCTL_AES 0x0300
83#define FRAGCTL_TKIP 0x0200
84#define FRAGCTL_LEGACY 0x0100
85#define FRAGCTL_NONENCRYPT 0x0000
86#define FRAGCTL_ENDFRAG 0x0003
87#define FRAGCTL_MIDFRAG 0x0002
88#define FRAGCTL_STAFRAG 0x0001
89#define FRAGCTL_NONFRAG 0x0000
90
91#endif /* __DESC_H__ */