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__ */ 92