| /* |
| * Copyright (c) 2010 Broadcom Corporation |
| * |
| * Permission to use, copy, modify, and/or distribute this software for any |
| * purpose with or without fee is hereby granted, provided that the above |
| * copyright notice and this permission notice appear in all copies. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
| * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
| * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY |
| * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION |
| * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN |
| * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| */ |
| #include <proto/ethernet.h> |
| |
| typedef struct cdc_ioctl { |
| u32 cmd; /* ioctl command value */ |
| u32 len; /* lower 16: output buflen; upper 16: |
| input buflen (excludes header) */ |
| u32 flags; /* flag defns given below */ |
| u32 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_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. |
| */ |
| |
| #define BDC_HEADER_LEN 4 |
| |
| #define BDC_PROTO_VER 1 /* Protocol version */ |
| |
| #define BDC_FLAG_VER_MASK 0xf0 /* Protocol version mask */ |
| #define BDC_FLAG_VER_SHIFT 4 /* Protocol version shift */ |
| |
| #define BDC_FLAG__UNUSED 0x03 /* Unassigned */ |
| #define BDC_FLAG_SUM_GOOD 0x04 /* Dongle has verified good |
| RX checksums */ |
| #define BDC_FLAG_SUM_NEEDED 0x08 /* Dongle needs to do TX checksums */ |
| |
| #define BDC_PRIORITY_MASK 0x7 |
| |
| #define BDC_FLAG2_FC_FLAG 0x10 /* flag to indicate if pkt contains */ |
| /* FLOW CONTROL info only */ |
| #define BDC_PRIORITY_FC_SHIFT 4 /* flow control info shift */ |
| |
| #define BDC_FLAG2_IF_MASK 0x0f /* APSTA: interface on which the |
| packet was received */ |
| #define BDC_FLAG2_IF_SHIFT 0 |
| |
| #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))) |
| |
| struct bdc_header { |
| u8 flags; /* Flags */ |
| u8 priority; /* 802.1d Priority 0:2 bits, 4:7 flow |
| control info for usb */ |
| u8 flags2; |
| u8 rssi; |
| }; |