Merge branch 'master' into tk71

[mv-sheeva.git] / drivers / staging / brcm80211 / include / bcmcdc.h

diff --git a/drivers/staging/brcm80211/include/bcmcdc.h b/drivers/staging/brcm80211/include/bcmcdc.h
new file mode 100644 (file)
index 0000000..10c1ddc
--- /dev/null
+++ b/drivers/staging/brcm80211/include/bcmcdc.h
@@ -0,0 +1,98 @@
+/*
+ * 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;
+};