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/* $FreeBSD$ */
/*-
* Copyright (c) 2005
* 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 RAL_RX_LIST_COUNT 1
#define RAL_TX_LIST_COUNT 1
struct ural_rx_radiotap_header {
struct ieee80211_radiotap_header wr_ihdr;
uint8_t wr_flags;
uint8_t wr_rate;
uint16_t wr_chan_freq;
uint16_t wr_chan_flags;
uint8_t wr_antenna;
uint8_t wr_antsignal;
};
#define RAL_RX_RADIOTAP_PRESENT \
((1 << IEEE80211_RADIOTAP_FLAGS) | \
(1 << IEEE80211_RADIOTAP_RATE) | \
(1 << IEEE80211_RADIOTAP_CHANNEL) | \
(1 << IEEE80211_RADIOTAP_ANTENNA) | \
(1 << IEEE80211_RADIOTAP_DB_ANTSIGNAL))
struct ural_tx_radiotap_header {
struct ieee80211_radiotap_header wt_ihdr;
uint8_t wt_flags;
uint8_t wt_rate;
uint16_t wt_chan_freq;
uint16_t wt_chan_flags;
uint8_t wt_antenna;
};
#define RAL_TX_RADIOTAP_PRESENT \
((1 << IEEE80211_RADIOTAP_FLAGS) | \
(1 << IEEE80211_RADIOTAP_RATE) | \
(1 << IEEE80211_RADIOTAP_CHANNEL) | \
(1 << IEEE80211_RADIOTAP_ANTENNA))
struct ural_softc;
struct ural_tx_data {
struct ural_softc *sc;
usbd_xfer_handle xfer;
uint8_t *buf;
struct mbuf *m;
struct ieee80211_node *ni;
};
struct ural_rx_data {
struct ural_softc *sc;
usbd_xfer_handle xfer;
uint8_t *buf;
struct mbuf *m;
};
struct ural_amrr {
int txcnt;
int retrycnt;
int success;
int success_threshold;
int recovery;
};
struct ural_softc {
struct ifnet *sc_ifp;
struct ieee80211com sc_ic;
int (*sc_newstate)(struct ieee80211com *,
enum ieee80211_state, int);
device_t sc_dev;
usbd_device_handle sc_udev;
usbd_interface_handle sc_iface;
int sc_rx_no;
int sc_tx_no;
uint32_t asic_rev;
uint8_t rf_rev;
usbd_xfer_handle amrr_xfer;
usbd_pipe_handle sc_rx_pipeh;
usbd_pipe_handle sc_tx_pipeh;
enum ieee80211_state sc_state;
struct usb_task sc_task;
struct ural_amrr amrr;
struct ural_rx_data rx_data[RAL_RX_LIST_COUNT];
struct ural_tx_data tx_data[RAL_TX_LIST_COUNT];
int tx_queued;
struct ieee80211_beacon_offsets sc_bo;
struct mtx sc_mtx;
struct callout scan_ch;
struct callout amrr_ch;
int sc_tx_timer;
uint16_t sta[11];
uint32_t rf_regs[4];
uint8_t txpow[14];
struct {
uint8_t val;
uint8_t reg;
} __packed bbp_prom[16];
int led_mode;
int hw_radio;
int rx_ant;
int tx_ant;
int nb_ant;
struct bpf_if *sc_drvbpf;
union {
struct ural_rx_radiotap_header th;
uint8_t pad[64];
} sc_rxtapu;
#define sc_rxtap sc_rxtapu.th
int sc_rxtap_len;
union {
struct ural_tx_radiotap_header th;
uint8_t pad[64];
} sc_txtapu;
#define sc_txtap sc_txtapu.th
int sc_txtap_len;
};
#if 0
#define RAL_LOCK(sc) mtx_lock(&(sc)->sc_mtx)
#define RAL_UNLOCK(sc) mtx_unlock(&(sc)->sc_mtx)
#else
#define RAL_LOCK(sc) do { ((sc) = (sc)); mtx_lock(&Giant); } while (0)
#define RAL_UNLOCK(sc) mtx_unlock(&Giant)
#endif
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