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freebsd-dev/sys/dev/usb/wlan/if_uathvar.h
Hans Petter Selasky c180b3986d Make sure all USB drivers allocate buffer memory 
through the USB API and/or busdma.

The following assumptions have been made:
umass - buffers passed from CAM/SCSI layer are OK
network - mbufs are OK.

Some other nits while at it.

MFC after:	1 week
Suggested by:	imp
2012-12-20 18:38:02 +00:00

248 lines
6.6 KiB
C
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/* $OpenBSD: if_uathvar.h,v 1.3 2006/09/20 19:47:17 damien Exp $ */
/* $FreeBSD$ */
/*-
* Copyright (c) 2006
* Damien Bergamini <damien.bergamini@free.fr>
* Copyright (c) 2006 Sam Leffler, Errno Consulting
* Copyright (c) 2008-2009 Weongyo Jeong <weongyo@freebsd.org>
*
* Permission to use, copy, modify, and 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.
*/
enum {
UATH_INTR_RX,
UATH_INTR_TX,
UATH_BULK_RX,
UATH_BULK_TX,
UATH_N_XFERS = 4,
};
#define UATH_ID_BSS 2 /* Connection ID */
#define UATH_RX_DATA_LIST_COUNT 128
#define UATH_TX_DATA_LIST_COUNT 16
#define UATH_CMD_LIST_COUNT 60
#define UATH_DATA_TIMEOUT 10000
#define UATH_CMD_TIMEOUT 1000
/* flags for sending firmware commands */
#define UATH_CMD_FLAG_ASYNC (1 << 0)
#define UATH_CMD_FLAG_READ (1 << 1)
#define UATH_CMD_FLAG_MAGIC (1 << 2)
struct uath_rx_radiotap_header {
struct ieee80211_radiotap_header wr_ihdr;
u_int64_t wr_tsf;
u_int8_t wr_flags;
u_int8_t wr_rate;
uint16_t wr_chan_freq;
uint16_t wr_chan_flags;
int8_t wr_antsignal;
int8_t wr_antnoise;
u_int8_t wr_antenna;
} __packed;
#define UATH_RX_RADIOTAP_PRESENT ( \
(1 << IEEE80211_RADIOTAP_TSFT) | \
(1 << IEEE80211_RADIOTAP_FLAGS) | \
(1 << IEEE80211_RADIOTAP_RATE) | \
(1 << IEEE80211_RADIOTAP_ANTENNA) | \
(1 << IEEE80211_RADIOTAP_CHANNEL) | \
(1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL) | \
(1 << IEEE80211_RADIOTAP_DBM_ANTNOISE) | \
0)
struct uath_tx_radiotap_header {
struct ieee80211_radiotap_header wt_ihdr;
uint8_t wt_flags;
uint16_t wt_chan_freq;
uint16_t wt_chan_flags;
} __packed;
#define UATH_TX_RADIOTAP_PRESENT \
((1 << IEEE80211_RADIOTAP_FLAGS) | \
(1 << IEEE80211_RADIOTAP_CHANNEL))
struct uath_data {
struct uath_softc *sc;
uint8_t *buf;
uint16_t buflen;
struct mbuf *m;
struct ieee80211_node *ni; /* NB: tx only */
STAILQ_ENTRY(uath_data) next;
};
typedef STAILQ_HEAD(, uath_data) uath_datahead;
struct uath_cmd {
struct uath_softc *sc;
uint32_t flags;
uint32_t msgid;
uint8_t *buf;
uint16_t buflen;
void *odata; /* NB: tx only */
int olen; /* space in odata */
STAILQ_ENTRY(uath_cmd) next;
};
typedef STAILQ_HEAD(, uath_cmd) uath_cmdhead;
struct uath_wme_settings {
uint8_t aifsn;
uint8_t logcwmin;
uint8_t logcwmax;
uint16_t txop;
#define UATH_TXOP_TO_US(txop) ((txop) << 5)
uint8_t acm;
};
struct uath_devcap {
uint32_t targetVersion;
uint32_t targetRevision;
uint32_t macVersion;
uint32_t macRevision;
uint32_t phyRevision;
uint32_t analog5GhzRevision;
uint32_t analog2GhzRevision;
uint32_t regDomain;
uint32_t regCapBits;
uint32_t countryCode;
uint32_t keyCacheSize;
uint32_t numTxQueues;
uint32_t connectionIdMax;
uint32_t wirelessModes;
#define UATH_WIRELESS_MODE_11A 0x01
#define UATH_WIRELESS_MODE_TURBO 0x02
#define UATH_WIRELESS_MODE_11B 0x04
#define UATH_WIRELESS_MODE_11G 0x08
#define UATH_WIRELESS_MODE_108G 0x10
uint32_t chanSpreadSupport;
uint32_t compressSupport;
uint32_t burstSupport;
uint32_t fastFramesSupport;
uint32_t chapTuningSupport;
uint32_t turboGSupport;
uint32_t turboPrimeSupport;
uint32_t deviceType;
uint32_t wmeSupport;
uint32_t low2GhzChan;
uint32_t high2GhzChan;
uint32_t low5GhzChan;
uint32_t high5GhzChan;
uint32_t supportCipherWEP;
uint32_t supportCipherAES_CCM;
uint32_t supportCipherTKIP;
uint32_t supportCipherMicAES_CCM;
uint32_t supportMicTKIP;
uint32_t twiceAntennaGain5G;
uint32_t twiceAntennaGain2G;
};
struct uath_stat {
uint32_t st_badchunkseqnum;
uint32_t st_invalidlen;
uint32_t st_multichunk;
uint32_t st_toobigrxpkt;
uint32_t st_stopinprogress;
uint32_t st_crcerr;
uint32_t st_phyerr;
uint32_t st_decrypt_crcerr;
uint32_t st_decrypt_micerr;
uint32_t st_decomperr;
uint32_t st_keyerr;
uint32_t st_err;
/* CMD/RX/TX queues */
uint32_t st_cmd_active;
uint32_t st_cmd_inactive;
uint32_t st_cmd_pending;
uint32_t st_cmd_waiting;
uint32_t st_rx_active;
uint32_t st_rx_inactive;
uint32_t st_tx_active;
uint32_t st_tx_inactive;
uint32_t st_tx_pending;
};
#define UATH_STAT_INC(sc, var) (sc)->sc_stat.var++
#define UATH_STAT_DEC(sc, var) (sc)->sc_stat.var--
struct uath_vap {
struct ieee80211vap vap;
int (*newstate)(struct ieee80211vap *,
enum ieee80211_state, int);
};
#define UATH_VAP(vap) ((struct uath_vap *)(vap))
struct uath_softc {
struct ifnet *sc_ifp;
device_t sc_dev;
struct usb_device *sc_udev;
void *sc_cmd_dma_buf;
void *sc_tx_dma_buf;
struct mtx sc_mtx;
uint32_t sc_debug;
struct uath_stat sc_stat;
int (*sc_newstate)(struct ieee80211com *,
enum ieee80211_state, int);
struct usb_xfer *sc_xfer[UATH_N_XFERS];
struct uath_cmd sc_cmd[UATH_CMD_LIST_COUNT];
uath_cmdhead sc_cmd_active;
uath_cmdhead sc_cmd_inactive;
uath_cmdhead sc_cmd_pending;
uath_cmdhead sc_cmd_waiting;
struct uath_data sc_rx[UATH_RX_DATA_LIST_COUNT];
uath_datahead sc_rx_active;
uath_datahead sc_rx_inactive;
struct uath_data sc_tx[UATH_TX_DATA_LIST_COUNT];
uath_datahead sc_tx_active;
uath_datahead sc_tx_inactive;
uath_datahead sc_tx_pending;
uint32_t sc_msgid;
uint32_t sc_seqnum;
int sc_tx_timer;
struct callout watchdog_ch;
struct callout stat_ch;
/* multi-chunked support */
struct mbuf *sc_intrx_head;
struct mbuf *sc_intrx_tail;
uint8_t sc_intrx_nextnum;
uint32_t sc_intrx_len;
#define UATH_MAX_INTRX_SIZE 3616
struct uath_devcap sc_devcap;
uint8_t sc_serial[16];
/* unsorted */
uint32_t sc_flags;
#define UATH_FLAG_INVALID (1 << 1)
#define UATH_FLAG_INITDONE (1 << 2)
struct uath_rx_radiotap_header sc_rxtap;
int sc_rxtap_len;
struct uath_tx_radiotap_header sc_txtap;
int sc_txtap_len;
};
#define UATH_LOCK(sc) mtx_lock(&(sc)->sc_mtx)
#define UATH_UNLOCK(sc) mtx_unlock(&(sc)->sc_mtx)
#define UATH_ASSERT_LOCKED(sc) mtx_assert(&(sc)->sc_mtx, MA_OWNED)
#define UATH_RESET_INTRX(sc) do { \
(sc)->sc_intrx_head = NULL; \
(sc)->sc_intrx_tail = NULL; \
(sc)->sc_intrx_nextnum = 0; \
(sc)->sc_intrx_len = 0; \
} while (0)
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