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/* $FreeBSD$ */
/*-
* Copyright (c) 2005, 2006 Damien Bergamini <damien.bergamini@free.fr>
* Copyright (c) 2006 Niall O'Higgins <niallo@openbsd.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.
*/
#define RUM_TX_LIST_COUNT 8
#define RUM_TX_MINFREE 2
struct rum_rx_radiotap_header {
struct ieee80211_radiotap_header wr_ihdr;
uint64_t wr_tsf;
uint8_t wr_flags;
uint8_t wr_rate;
uint16_t wr_chan_freq;
uint16_t wr_chan_flags;
int8_t wr_antsignal;
int8_t wr_antnoise;
uint8_t wr_antenna;
} __packed __aligned(8);
#define RT2573_RX_RADIOTAP_PRESENT \
((1 << IEEE80211_RADIOTAP_TSFT) | \
(1 << IEEE80211_RADIOTAP_FLAGS) | \
(1 << IEEE80211_RADIOTAP_RATE) | \
(1 << IEEE80211_RADIOTAP_CHANNEL) | \
(1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL) | \
(1 << IEEE80211_RADIOTAP_DBM_ANTNOISE) | \
(1 << IEEE80211_RADIOTAP_ANTENNA) | \
0)
struct rum_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;
} __packed __aligned(8);
#define RT2573_TX_RADIOTAP_PRESENT \
((1 << IEEE80211_RADIOTAP_FLAGS) | \
(1 << IEEE80211_RADIOTAP_RATE) | \
(1 << IEEE80211_RADIOTAP_CHANNEL) | \
(1 << IEEE80211_RADIOTAP_ANTENNA))
struct rum_softc;
struct rum_tx_data {
STAILQ_ENTRY(rum_tx_data) next;
struct rum_softc *sc;
struct rum_tx_desc desc;
struct mbuf *m;
struct ieee80211_node *ni;
int rate;
};
typedef STAILQ_HEAD(, rum_tx_data) rum_txdhead;
union sec_param {
struct ieee80211_key key;
uint8_t macaddr[IEEE80211_ADDR_LEN];
struct ieee80211vap *vap;
};
#define CMD_FUNC_PROTO void (*func)(struct rum_softc *, \
union sec_param *, uint8_t)
struct rum_cmdq {
union sec_param data;
uint8_t rvp_id;
CMD_FUNC_PROTO;
};
#define RUM_CMDQ_SIZE 16
struct rum_vap {
struct ieee80211vap vap;
struct mbuf *bcn_mbuf;
struct usb_callout ratectl_ch;
struct task ratectl_task;
uint8_t maxretry;
int (*newstate)(struct ieee80211vap *,
enum ieee80211_state, int);
void (*bmiss)(struct ieee80211vap *);
void (*recv_mgmt)(struct ieee80211_node *,
struct mbuf *, int,
const struct ieee80211_rx_stats *,
int, int);
};
#define RUM_VAP(vap) ((struct rum_vap *)(vap))
enum {
RUM_BULK_WR,
RUM_BULK_RD,
RUM_N_TRANSFER = 2,
};
struct rum_softc {
struct ieee80211com sc_ic;
struct ieee80211_ratectl_tx_stats sc_txs;
struct mbufq sc_snd;
device_t sc_dev;
struct usb_device *sc_udev;
struct usb_xfer *sc_xfer[RUM_N_TRANSFER];
uint8_t rf_rev;
uint8_t rffreq;
struct rum_tx_data tx_data[RUM_TX_LIST_COUNT];
rum_txdhead tx_q;
rum_txdhead tx_free;
int tx_nfree;
struct rum_rx_desc sc_rx_desc;
struct mtx sc_mtx;
int sc_sleep_end;
int sc_sleep_time;
uint8_t last_rx_flags;
struct rum_cmdq cmdq[RUM_CMDQ_SIZE];
struct mtx cmdq_mtx;
struct task cmdq_task;
uint8_t cmdq_first;
uint8_t cmdq_last;
uint32_t sta[6];
uint32_t rf_regs[4];
uint8_t txpow[44];
u_int sc_detached:1,
sc_running:1,
sc_sleeping:1,
sc_clr_shkeys:1;
uint8_t sc_bssid[IEEE80211_ADDR_LEN];
struct wmeParams wme_params[WME_NUM_AC];
uint8_t vap_key_count[1];
uint64_t keys_bmap;
struct {
uint8_t val;
uint8_t reg;
} __packed bbp_prom[16];
int hw_radio;
int rx_ant;
int tx_ant;
int nb_ant;
int ext_2ghz_lna;
int ext_5ghz_lna;
int rssi_2ghz_corr;
int rssi_5ghz_corr;
uint8_t bbp17;
struct rum_rx_radiotap_header sc_rxtap;
struct rum_tx_radiotap_header sc_txtap;
};
#define RUM_LOCK_INIT(sc) \
mtx_init(&(sc)->sc_mtx, device_get_nameunit((sc)->sc_dev), \
MTX_NETWORK_LOCK, MTX_DEF);
#define RUM_LOCK(sc) mtx_lock(&(sc)->sc_mtx)
#define RUM_UNLOCK(sc) mtx_unlock(&(sc)->sc_mtx)
#define RUM_LOCK_ASSERT(sc) mtx_assert(&(sc)->sc_mtx, MA_OWNED)
#define RUM_LOCK_DESTROY(sc) mtx_destroy(&(sc)->sc_mtx)
#define RUM_CMDQ_LOCK_INIT(sc) \
mtx_init(&(sc)->cmdq_mtx, "cmdq lock", NULL, MTX_DEF)
#define RUM_CMDQ_LOCK(sc) mtx_lock(&(sc)->cmdq_mtx)
#define RUM_CMDQ_UNLOCK(sc) mtx_unlock(&(sc)->cmdq_mtx)
#define RUM_CMDQ_LOCK_DESTROY(sc) mtx_destroy(&(sc)->cmdq_mtx)
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