/* $OpenBSD: if_uathvar.h,v 1.5 2007/06/06 19:25:49 mk Exp $ */
/*-
* Copyright (c) 2006
* Damien Bergamini <damien.bergamini@free.fr>
*
* 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.
*/
#define UATH_TX_DATA_LIST_COUNT 8 /* 16 */
#define UATH_TX_CMD_LIST_COUNT 8 /* 30 */
/* XXX ehci will panic on abort_pipe if set to anything > 1 */
#define UATH_RX_DATA_LIST_COUNT 1 /* 128 */
#define UATH_RX_CMD_LIST_COUNT 1 /* 30 */
#define UATH_RX_DATA_POOL_COUNT (UATH_RX_DATA_LIST_COUNT + 24)
#define UATH_DATA_TIMEOUT 10000
#define UATH_CMD_TIMEOUT 1000
struct uath_rx_radiotap_header {
struct ieee80211_radiotap_header wr_ihdr;
uint8_t wr_flags;
uint16_t wr_chan_freq;
uint16_t wr_chan_flags;
int8_t wr_dbm_antsignal;
} __packed;
#define UATH_RX_RADIOTAP_PRESENT \
((1 << IEEE80211_RADIOTAP_FLAGS) | \
(1 << IEEE80211_RADIOTAP_CHANNEL) | \
(1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL))
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_tx_data {
struct uath_softc *sc;
usbd_xfer_handle xfer;
uint8_t *buf;
struct ieee80211_node *ni;
};
struct uath_rx_data {
struct uath_softc *sc;
usbd_xfer_handle xfer;
uint8_t *buf;
SLIST_ENTRY(uath_rx_data) next;
};
struct uath_tx_cmd {
struct uath_softc *sc;
usbd_xfer_handle xfer;
uint8_t *buf;
void *odata;
};
struct uath_rx_cmd {
struct uath_softc *sc;
usbd_xfer_handle xfer;
uint8_t *buf;
};
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;
};
/* condvars */
#define UATH_COND_INIT(sc) ((caddr_t)sc + 1)
#define UATH_COND_NOREF(sc) ((caddr_t)sc + 2)
/* 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_softc {
struct device sc_dev;
struct ieee80211com sc_ic;
int (*sc_newstate)(struct ieee80211com *,
enum ieee80211_state, int);
struct uath_tx_data tx_data[UATH_TX_DATA_LIST_COUNT];
struct uath_rx_data rx_data[UATH_RX_DATA_POOL_COUNT];
struct uath_tx_cmd tx_cmd[UATH_TX_CMD_LIST_COUNT];
struct uath_rx_cmd rx_cmd[UATH_RX_CMD_LIST_COUNT];
SLIST_HEAD(, uath_rx_data) rx_freelist;
int sc_flags;
int sc_dying;
int sc_refcnt;
int data_idx;
int cmd_idx;
int tx_queued;
usbd_device_handle sc_udev;
usbd_device_handle sc_uhub;
int sc_port;
usbd_interface_handle sc_iface;
usbd_pipe_handle data_tx_pipe;
usbd_pipe_handle data_rx_pipe;
usbd_pipe_handle cmd_tx_pipe;
usbd_pipe_handle cmd_rx_pipe;
enum ieee80211_state sc_state;
int sc_arg;
struct usb_task sc_task;
struct timeout scan_to;
struct timeout stat_to;
int sc_tx_timer;
int rxbufsz;
#if NBPFILTER > 0
caddr_t sc_drvbpf;
union {
struct uath_rx_radiotap_header th;
uint8_t pad[64];
} sc_rxtapu;
#define sc_rxtap sc_rxtapu.th
int sc_rxtap_len;
union {
struct uath_tx_radiotap_header th;
uint8_t pad[64];
} sc_txtapu;
#define sc_txtap sc_txtapu.th
int sc_txtap_len;
#endif
};