+++ /dev/null
-/*
- * CDC network driver ioctl/indication encoding
- * Broadcom 802.11abg Networking Device Driver
- *
- * Definitions subject to change without notice.
- *
- * Copyright (C) 1999-2019, Broadcom.
- *
- * Unless you and Broadcom execute a separate written software license
- * agreement governing use of this software, this software is licensed to you
- * under the terms of the GNU General Public License version 2 (the "GPL"),
- * available at http://www.broadcom.com/licenses/GPLv2.php, with the
- * following added to such license:
- *
- * As a special exception, the copyright holders of this software give you
- * permission to link this software with independent modules, and to copy and
- * distribute the resulting executable under terms of your choice, provided that
- * you also meet, for each linked independent module, the terms and conditions of
- * the license of that module. An independent module is a module which is not
- * derived from this software. The special exception does not apply to any
- * modifications of the software.
- *
- * Notwithstanding the above, under no circumstances may you combine this
- * software in any way with any other Broadcom software provided under a license
- * other than the GPL, without Broadcom's express prior written consent.
- *
- *
- * <<Broadcom-WL-IPTag/Open:>>
- *
- * $Id: bcmcdc.h 700076 2017-05-17 14:42:22Z $
- */
-#ifndef _bcmcdc_h_
-#define _bcmcdc_h_
-#include <ethernet.h>
-
-typedef struct cdc_ioctl {
- uint32 cmd; /* ioctl command value */
- uint32 len; /* lower 16: output buflen; upper 16: input buflen (excludes header) */
- uint32 flags; /* flag defns given below */
- uint32 status; /* status code returned from the device */
-} cdc_ioctl_t;
-
-/* Max valid buffer size that can be sent to the dongle */
-#define CDC_MAX_MSG_SIZE ETHER_MAX_LEN
-
-/* len field is divided into input and output buffer lengths */
-#define CDCL_IOC_OUTLEN_MASK 0x0000FFFF /* maximum or expected response length, */
- /* excluding IOCTL header */
-#define CDCL_IOC_OUTLEN_SHIFT 0
-#define CDCL_IOC_INLEN_MASK 0xFFFF0000 /* input buffer length, excluding IOCTL header */
-#define CDCL_IOC_INLEN_SHIFT 16
-
-/* CDC flag definitions */
-#define CDCF_IOC_ERROR 0x01 /* 0=success, 1=ioctl cmd failed */
-#define CDCF_IOC_SET 0x02 /* 0=get, 1=set cmd */
-#define CDCF_IOC_OVL_IDX_MASK 0x3c /* overlay region index mask */
-#define CDCF_IOC_OVL_RSV 0x40 /* 1=reserve this overlay region */
-#define CDCF_IOC_OVL 0x80 /* 1=this ioctl corresponds to an overlay */
-#define CDCF_IOC_ACTION_MASK 0xfe /* SET/GET, OVL_IDX, OVL_RSV, OVL mask */
-#define CDCF_IOC_ACTION_SHIFT 1 /* SET/GET, OVL_IDX, OVL_RSV, OVL shift */
-#define CDCF_IOC_IF_MASK 0xF000 /* I/F index */
-#define CDCF_IOC_IF_SHIFT 12
-#define CDCF_IOC_ID_MASK 0xFFFF0000 /* used to uniquely id an ioctl req/resp pairing */
-#define CDCF_IOC_ID_SHIFT 16 /* # of bits of shift for ID Mask */
-
-#define CDC_IOC_IF_IDX(flags) (((flags) & CDCF_IOC_IF_MASK) >> CDCF_IOC_IF_SHIFT)
-#define CDC_IOC_ID(flags) (((flags) & CDCF_IOC_ID_MASK) >> CDCF_IOC_ID_SHIFT)
-
-#define CDC_GET_IF_IDX(hdr) \
- ((int)((((hdr)->flags) & CDCF_IOC_IF_MASK) >> CDCF_IOC_IF_SHIFT))
-#define CDC_SET_IF_IDX(hdr, idx) \
- ((hdr)->flags = (((hdr)->flags & ~CDCF_IOC_IF_MASK) | ((idx) << CDCF_IOC_IF_SHIFT)))
-
-/*
- * BDC header
- *
- * The BDC header is used on data packets to convey priority across USB.
- */
-
-struct bdc_header {
- uint8 flags; /* Flags */
- uint8 priority; /* 802.1d Priority 0:2 bits, 4:7 USB flow control info */
- uint8 flags2;
- uint8 dataOffset; /* Offset from end of BDC header to packet data, in
- * 4-byte words. Leaves room for optional headers.
- */
-};
-
-#define BDC_HEADER_LEN 4
-
-/* flags field bitmap */
-#define BDC_FLAG_EXEMPT 0x03 /* EXT_STA: encryption exemption (host -> dongle?) */
-#define BDC_FLAG_80211_PKT 0x01 /* Packet is in 802.11 format (dongle -> host) */
-#define BDC_FLAG_SUM_GOOD 0x04 /* Dongle has verified good RX checksums */
-#define BDC_FLAG_SUM_NEEDED 0x08 /* Dongle needs to do TX checksums: host->device */
-#define BDC_FLAG_EVENT_MSG 0x08 /* Payload contains an event msg: device->host */
-#define BDC_FLAG_VER_MASK 0xf0 /* Protocol version mask */
-#define BDC_FLAG_VER_SHIFT 4 /* Protocol version shift */
-
-/* priority field bitmap */
-#define BDC_PRIORITY_MASK 0x07
-#define BDC_PRIORITY_FC_MASK 0xf0 /* flow control info mask */
-#define BDC_PRIORITY_FC_SHIFT 4 /* flow control info shift */
-
-/* flags2 field bitmap */
-#define BDC_FLAG2_IF_MASK 0x0f /* interface index (host <-> dongle) */
-#define BDC_FLAG2_IF_SHIFT 0
-#define BDC_FLAG2_FC_FLAG 0x10 /* flag to indicate if pkt contains */
- /* FLOW CONTROL info only */
-
-/* version numbers */
-#define BDC_PROTO_VER_1 1 /* Old Protocol version */
-#define BDC_PROTO_VER 2 /* Protocol version */
-
-/* flags2.if field access macros */
-#define BDC_GET_IF_IDX(hdr) \
- ((int)((((hdr)->flags2) & BDC_FLAG2_IF_MASK) >> BDC_FLAG2_IF_SHIFT))
-#define BDC_SET_IF_IDX(hdr, idx) \
- ((hdr)->flags2 = (((hdr)->flags2 & ~BDC_FLAG2_IF_MASK) | ((idx) << BDC_FLAG2_IF_SHIFT)))
-
-#endif /* _bcmcdc_h_ */
projects / GitHub / LineageOS / G12 / android_hardware_amlogic_kernel-modules_dhd-driver.git / blobdiff