xref: /dflybsd-src/sys/dev/netif/iwn/if_iwnvar.h (revision 3db796acf652521d9cce9221ac93f252fe63488c)
1ffd7c74aSJoe Talbott /*	$FreeBSD$	*/
2ffd7c74aSJoe Talbott /*	$OpenBSD: if_iwnvar.h,v 1.17 2010/02/17 18:23:00 damien Exp $	*/
3ffd7c74aSJoe Talbott 
4ffd7c74aSJoe Talbott /*-
5ffd7c74aSJoe Talbott  * Copyright (c) 2007, 2008
6ffd7c74aSJoe Talbott  *	Damien Bergamini <damien.bergamini@free.fr>
7ffd7c74aSJoe Talbott  * Copyright (c) 2008 Sam Leffler, Errno Consulting
8ffd7c74aSJoe Talbott  *
9ffd7c74aSJoe Talbott  * Permission to use, copy, modify, and distribute this software for any
10ffd7c74aSJoe Talbott  * purpose with or without fee is hereby granted, provided that the above
11ffd7c74aSJoe Talbott  * copyright notice and this permission notice appear in all copies.
12ffd7c74aSJoe Talbott  *
13ffd7c74aSJoe Talbott  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
14ffd7c74aSJoe Talbott  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
15ffd7c74aSJoe Talbott  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
16ffd7c74aSJoe Talbott  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
17ffd7c74aSJoe Talbott  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
18ffd7c74aSJoe Talbott  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
19ffd7c74aSJoe Talbott  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
20ffd7c74aSJoe Talbott  */
21ffd7c74aSJoe Talbott 
22*3db796acSJoe Talbott #include <netproto/802_11/ieee80211_amrr.h>
23*3db796acSJoe Talbott 
24ffd7c74aSJoe Talbott struct iwn_rx_radiotap_header {
25ffd7c74aSJoe Talbott 	struct ieee80211_radiotap_header wr_ihdr;
26ffd7c74aSJoe Talbott 	uint64_t	wr_tsft;
27ffd7c74aSJoe Talbott 	uint8_t		wr_flags;
28ffd7c74aSJoe Talbott 	uint8_t		wr_rate;
29ffd7c74aSJoe Talbott 	uint16_t	wr_chan_freq;
30ffd7c74aSJoe Talbott 	uint16_t	wr_chan_flags;
31ffd7c74aSJoe Talbott 	int8_t		wr_dbm_antsignal;
32ffd7c74aSJoe Talbott 	int8_t		wr_dbm_antnoise;
33ffd7c74aSJoe Talbott } __packed;
34ffd7c74aSJoe Talbott 
35ffd7c74aSJoe Talbott #define IWN_RX_RADIOTAP_PRESENT						\
36ffd7c74aSJoe Talbott 	((1 << IEEE80211_RADIOTAP_TSFT) |				\
37ffd7c74aSJoe Talbott 	 (1 << IEEE80211_RADIOTAP_FLAGS) |				\
38ffd7c74aSJoe Talbott 	 (1 << IEEE80211_RADIOTAP_RATE) |				\
39ffd7c74aSJoe Talbott 	 (1 << IEEE80211_RADIOTAP_CHANNEL) |				\
40ffd7c74aSJoe Talbott 	 (1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL) |			\
41ffd7c74aSJoe Talbott 	 (1 << IEEE80211_RADIOTAP_DBM_ANTNOISE))
42ffd7c74aSJoe Talbott 
43ffd7c74aSJoe Talbott struct iwn_tx_radiotap_header {
44ffd7c74aSJoe Talbott 	struct ieee80211_radiotap_header wt_ihdr;
45ffd7c74aSJoe Talbott 	uint8_t		wt_flags;
46ffd7c74aSJoe Talbott 	uint8_t		wt_rate;
47ffd7c74aSJoe Talbott 	uint16_t	wt_chan_freq;
48ffd7c74aSJoe Talbott 	uint16_t	wt_chan_flags;
49ffd7c74aSJoe Talbott } __packed;
50ffd7c74aSJoe Talbott 
51ffd7c74aSJoe Talbott #define IWN_TX_RADIOTAP_PRESENT						\
52ffd7c74aSJoe Talbott 	((1 << IEEE80211_RADIOTAP_FLAGS) |				\
53ffd7c74aSJoe Talbott 	 (1 << IEEE80211_RADIOTAP_RATE) |				\
54ffd7c74aSJoe Talbott 	 (1 << IEEE80211_RADIOTAP_CHANNEL))
55ffd7c74aSJoe Talbott 
56ffd7c74aSJoe Talbott struct iwn_dma_info {
57ffd7c74aSJoe Talbott 	bus_dma_tag_t		tag;
58ffd7c74aSJoe Talbott 	bus_dmamap_t		map;
59ffd7c74aSJoe Talbott 	bus_dma_segment_t	seg;
60ffd7c74aSJoe Talbott 	bus_addr_t		paddr;
61ffd7c74aSJoe Talbott 	caddr_t			vaddr;
62ffd7c74aSJoe Talbott 	bus_size_t		size;
63ffd7c74aSJoe Talbott };
64ffd7c74aSJoe Talbott 
65ffd7c74aSJoe Talbott struct iwn_tx_data {
66ffd7c74aSJoe Talbott 	bus_dmamap_t		map;
67ffd7c74aSJoe Talbott 	bus_addr_t		cmd_paddr;
68ffd7c74aSJoe Talbott 	bus_addr_t		scratch_paddr;
69ffd7c74aSJoe Talbott 	struct mbuf		*m;
70ffd7c74aSJoe Talbott 	struct ieee80211_node	*ni;
71ffd7c74aSJoe Talbott };
72ffd7c74aSJoe Talbott 
73ffd7c74aSJoe Talbott struct iwn_tx_ring {
74ffd7c74aSJoe Talbott 	struct iwn_dma_info	desc_dma;
75ffd7c74aSJoe Talbott 	struct iwn_dma_info	cmd_dma;
76ffd7c74aSJoe Talbott 	struct iwn_tx_desc	*desc;
77ffd7c74aSJoe Talbott 	struct iwn_tx_cmd	*cmd;
78ffd7c74aSJoe Talbott 	struct iwn_tx_data	data[IWN_TX_RING_COUNT];
79ffd7c74aSJoe Talbott 	bus_dma_tag_t		data_dmat;
80ffd7c74aSJoe Talbott 	int			qid;
81ffd7c74aSJoe Talbott 	int			queued;
82ffd7c74aSJoe Talbott 	int			cur;
83ffd7c74aSJoe Talbott };
84ffd7c74aSJoe Talbott 
85*3db796acSJoe Talbott struct iwn_amrr {
86*3db796acSJoe Talbott 	struct	ieee80211_node ni;	/* must be the first */
87*3db796acSJoe Talbott 	int	txcnt;
88*3db796acSJoe Talbott 	int	retrycnt;
89*3db796acSJoe Talbott 	int	success;
90*3db796acSJoe Talbott 	int	success_threshold;
91*3db796acSJoe Talbott 	int	recovery;
92*3db796acSJoe Talbott };
93*3db796acSJoe Talbott 
94ffd7c74aSJoe Talbott struct iwn_softc;
95ffd7c74aSJoe Talbott 
96ffd7c74aSJoe Talbott struct iwn_rx_data {
97ffd7c74aSJoe Talbott 	struct mbuf	*m;
98ffd7c74aSJoe Talbott 	bus_dmamap_t	map;
99ffd7c74aSJoe Talbott };
100ffd7c74aSJoe Talbott 
101ffd7c74aSJoe Talbott struct iwn_rx_ring {
102ffd7c74aSJoe Talbott 	struct iwn_dma_info	desc_dma;
103ffd7c74aSJoe Talbott 	struct iwn_dma_info	stat_dma;
104ffd7c74aSJoe Talbott 	uint32_t		*desc;
105ffd7c74aSJoe Talbott 	struct iwn_rx_status	*stat;
106ffd7c74aSJoe Talbott 	struct iwn_rx_data	data[IWN_RX_RING_COUNT];
107ffd7c74aSJoe Talbott 	bus_dma_tag_t		data_dmat;
108ffd7c74aSJoe Talbott 	int			cur;
109ffd7c74aSJoe Talbott };
110ffd7c74aSJoe Talbott 
111ffd7c74aSJoe Talbott struct iwn_node {
112ffd7c74aSJoe Talbott 	struct	ieee80211_node		ni;	/* must be the first */
113ffd7c74aSJoe Talbott 	uint16_t			disable_tid;
114ffd7c74aSJoe Talbott 	uint8_t				id;
115ffd7c74aSJoe Talbott 	uint8_t				ridx[IEEE80211_RATE_MAXSIZE];
116*3db796acSJoe Talbott 	struct	ieee80211_amrr_node	amn;
117ffd7c74aSJoe Talbott };
118ffd7c74aSJoe Talbott 
119ffd7c74aSJoe Talbott struct iwn_calib_state {
120ffd7c74aSJoe Talbott 	uint8_t		state;
121ffd7c74aSJoe Talbott #define IWN_CALIB_STATE_INIT	0
122ffd7c74aSJoe Talbott #define IWN_CALIB_STATE_ASSOC	1
123ffd7c74aSJoe Talbott #define IWN_CALIB_STATE_RUN	2
124ffd7c74aSJoe Talbott 
125ffd7c74aSJoe Talbott 	u_int		nbeacons;
126ffd7c74aSJoe Talbott 	uint32_t	noise[3];
127ffd7c74aSJoe Talbott 	uint32_t	rssi[3];
128ffd7c74aSJoe Talbott 	uint32_t	ofdm_x1;
129ffd7c74aSJoe Talbott 	uint32_t	ofdm_mrc_x1;
130ffd7c74aSJoe Talbott 	uint32_t	ofdm_x4;
131ffd7c74aSJoe Talbott 	uint32_t	ofdm_mrc_x4;
132ffd7c74aSJoe Talbott 	uint32_t	cck_x4;
133ffd7c74aSJoe Talbott 	uint32_t	cck_mrc_x4;
134ffd7c74aSJoe Talbott 	uint32_t	bad_plcp_ofdm;
135ffd7c74aSJoe Talbott 	uint32_t	fa_ofdm;
136ffd7c74aSJoe Talbott 	uint32_t	bad_plcp_cck;
137ffd7c74aSJoe Talbott 	uint32_t	fa_cck;
138ffd7c74aSJoe Talbott 	uint32_t	low_fa;
139ffd7c74aSJoe Talbott 	uint8_t		cck_state;
140ffd7c74aSJoe Talbott #define IWN_CCK_STATE_INIT	0
141ffd7c74aSJoe Talbott #define IWN_CCK_STATE_LOFA	1
142ffd7c74aSJoe Talbott #define IWN_CCK_STATE_HIFA	2
143ffd7c74aSJoe Talbott 
144ffd7c74aSJoe Talbott 	uint8_t		noise_samples[20];
145ffd7c74aSJoe Talbott 	u_int		cur_noise_sample;
146ffd7c74aSJoe Talbott 	uint8_t		noise_ref;
147ffd7c74aSJoe Talbott 	uint32_t	energy_samples[10];
148ffd7c74aSJoe Talbott 	u_int		cur_energy_sample;
149ffd7c74aSJoe Talbott 	uint32_t	energy_cck;
150ffd7c74aSJoe Talbott };
151ffd7c74aSJoe Talbott 
152ffd7c74aSJoe Talbott struct iwn_calib_info {
153ffd7c74aSJoe Talbott 	uint8_t		*buf;
154ffd7c74aSJoe Talbott 	u_int		len;
155ffd7c74aSJoe Talbott };
156ffd7c74aSJoe Talbott 
157ffd7c74aSJoe Talbott struct iwn_fw_part {
158ffd7c74aSJoe Talbott 	const uint8_t	*text;
159ffd7c74aSJoe Talbott 	uint32_t	textsz;
160ffd7c74aSJoe Talbott 	const uint8_t	*data;
161ffd7c74aSJoe Talbott 	uint32_t	datasz;
162ffd7c74aSJoe Talbott };
163ffd7c74aSJoe Talbott 
164ffd7c74aSJoe Talbott struct iwn_fw_info {
165ffd7c74aSJoe Talbott 	u_char			*data;
166ffd7c74aSJoe Talbott 	struct iwn_fw_part	init;
167ffd7c74aSJoe Talbott 	struct iwn_fw_part	main;
168ffd7c74aSJoe Talbott 	struct iwn_fw_part	boot;
169ffd7c74aSJoe Talbott };
170ffd7c74aSJoe Talbott 
171ffd7c74aSJoe Talbott struct iwn_hal {
172ffd7c74aSJoe Talbott 	int		(*load_firmware)(struct iwn_softc *);
173ffd7c74aSJoe Talbott 	void		(*read_eeprom)(struct iwn_softc *);
174ffd7c74aSJoe Talbott 	int		(*post_alive)(struct iwn_softc *);
175ffd7c74aSJoe Talbott 	int		(*nic_config)(struct iwn_softc *);
176ffd7c74aSJoe Talbott 	void		(*update_sched)(struct iwn_softc *, int, int, uint8_t,
177ffd7c74aSJoe Talbott 			    uint16_t);
178ffd7c74aSJoe Talbott 	int		(*get_temperature)(struct iwn_softc *);
179ffd7c74aSJoe Talbott 	int		(*get_rssi)(struct iwn_softc *, struct iwn_rx_stat *);
180ffd7c74aSJoe Talbott 	int		(*set_txpower)(struct iwn_softc *,
181ffd7c74aSJoe Talbott 			    struct ieee80211_channel *, int);
182ffd7c74aSJoe Talbott 	int		(*init_gains)(struct iwn_softc *);
183ffd7c74aSJoe Talbott 	int		(*set_gains)(struct iwn_softc *);
184ffd7c74aSJoe Talbott 	int		(*add_node)(struct iwn_softc *, struct iwn_node_info *,
185ffd7c74aSJoe Talbott 			    int);
186ffd7c74aSJoe Talbott 	void		(*tx_done)(struct iwn_softc *, struct iwn_rx_desc *,
187ffd7c74aSJoe Talbott 			    struct iwn_rx_data *);
188ffd7c74aSJoe Talbott #if 0	/* HT */
189ffd7c74aSJoe Talbott 	void		(*ampdu_tx_start)(struct iwn_softc *,
190ffd7c74aSJoe Talbott 			    struct ieee80211_node *, uint8_t, uint16_t);
191ffd7c74aSJoe Talbott 	void		(*ampdu_tx_stop)(struct iwn_softc *, uint8_t,
192ffd7c74aSJoe Talbott 			    uint16_t);
193ffd7c74aSJoe Talbott #endif
194ffd7c74aSJoe Talbott 	int		ntxqs;
195ffd7c74aSJoe Talbott 	int		ndmachnls;
196ffd7c74aSJoe Talbott 	uint8_t		broadcast_id;
197ffd7c74aSJoe Talbott 	int		rxonsz;
198ffd7c74aSJoe Talbott 	int		schedsz;
199ffd7c74aSJoe Talbott 	uint32_t	fw_text_maxsz;
200ffd7c74aSJoe Talbott 	uint32_t	fw_data_maxsz;
201ffd7c74aSJoe Talbott 	uint32_t	fwsz;
202ffd7c74aSJoe Talbott 	bus_size_t	sched_txfact_addr;
203ffd7c74aSJoe Talbott };
204ffd7c74aSJoe Talbott 
205ffd7c74aSJoe Talbott struct iwn_vap {
206ffd7c74aSJoe Talbott 	struct ieee80211vap	iv_vap;
207ffd7c74aSJoe Talbott 	uint8_t			iv_ridx;
208ffd7c74aSJoe Talbott 
209ffd7c74aSJoe Talbott 	int			(*iv_newstate)(struct ieee80211vap *,
210ffd7c74aSJoe Talbott 				    enum ieee80211_state, int);
211*3db796acSJoe Talbott 	struct ieee80211_amrr	iv_amrr;
212ffd7c74aSJoe Talbott };
213ffd7c74aSJoe Talbott #define	IWN_VAP(_vap)	((struct iwn_vap *)(_vap))
214ffd7c74aSJoe Talbott 
215ffd7c74aSJoe Talbott struct iwn_softc {
216*3db796acSJoe Talbott 	struct arpcom           arpcom;
217ffd7c74aSJoe Talbott 	struct ifnet		*sc_ifp;
218ffd7c74aSJoe Talbott 	int			sc_debug;
219ffd7c74aSJoe Talbott 
220ffd7c74aSJoe Talbott 	/* Locks */
221ffd7c74aSJoe Talbott 	struct mtx		sc_mtx;
222*3db796acSJoe Talbott 	struct lock		sc_lock;
223ffd7c74aSJoe Talbott 
224ffd7c74aSJoe Talbott 	/* Bus */
225ffd7c74aSJoe Talbott 	device_t 		sc_dev;
226ffd7c74aSJoe Talbott 	int			mem_rid;
227ffd7c74aSJoe Talbott 	int			irq_rid;
228ffd7c74aSJoe Talbott 	struct resource 	*mem;
229ffd7c74aSJoe Talbott 	struct resource		*irq;
230*3db796acSJoe Talbott 	bus_dma_tag_t		sc_dmat;
231ffd7c74aSJoe Talbott 
232ffd7c74aSJoe Talbott 	u_int			sc_flags;
233ffd7c74aSJoe Talbott #define IWN_FLAG_HAS_5GHZ	(1 << 0)
234ffd7c74aSJoe Talbott #define IWN_FLAG_HAS_OTPROM	(1 << 1)
235ffd7c74aSJoe Talbott #define IWN_FLAG_CALIB_DONE	(1 << 2)
236ffd7c74aSJoe Talbott #define IWN_FLAG_USE_ICT	(1 << 3)
237ffd7c74aSJoe Talbott #define IWN_FLAG_INTERNAL_PA	(1 << 4)
238ffd7c74aSJoe Talbott 
239ffd7c74aSJoe Talbott 	uint8_t 		hw_type;
240ffd7c74aSJoe Talbott 	const struct iwn_hal	*sc_hal;
241ffd7c74aSJoe Talbott 	const char		*fwname;
242ffd7c74aSJoe Talbott 	const struct iwn_sensitivity_limits
243ffd7c74aSJoe Talbott 				*limits;
244ffd7c74aSJoe Talbott 
245ffd7c74aSJoe Talbott 	/* TX scheduler rings. */
246ffd7c74aSJoe Talbott 	struct iwn_dma_info	sched_dma;
247ffd7c74aSJoe Talbott 	uint16_t		*sched;
248ffd7c74aSJoe Talbott 	uint32_t		sched_base;
249ffd7c74aSJoe Talbott 
250ffd7c74aSJoe Talbott 	/* "Keep Warm" page. */
251ffd7c74aSJoe Talbott 	struct iwn_dma_info	kw_dma;
252ffd7c74aSJoe Talbott 
253ffd7c74aSJoe Talbott 	/* Firmware image. */
254ffd7c74aSJoe Talbott 	const struct firmware	*fw_fp;
255ffd7c74aSJoe Talbott 
256ffd7c74aSJoe Talbott 	/* Firmware DMA transfer. */
257ffd7c74aSJoe Talbott 	struct iwn_dma_info	fw_dma;
258ffd7c74aSJoe Talbott 
259ffd7c74aSJoe Talbott 	/* ICT table. */
260ffd7c74aSJoe Talbott 	struct iwn_dma_info	ict_dma;
261ffd7c74aSJoe Talbott 	uint32_t		*ict;
262ffd7c74aSJoe Talbott 	int			ict_cur;
263ffd7c74aSJoe Talbott 
264ffd7c74aSJoe Talbott 	/* TX/RX rings. */
265ffd7c74aSJoe Talbott 	struct iwn_tx_ring	txq[IWN5000_NTXQUEUES];
266ffd7c74aSJoe Talbott 	struct iwn_rx_ring	rxq;
267ffd7c74aSJoe Talbott 
268ffd7c74aSJoe Talbott 	bus_space_tag_t		sc_st;
269ffd7c74aSJoe Talbott 	bus_space_handle_t	sc_sh;
270ffd7c74aSJoe Talbott 	void 			*sc_ih;
271ffd7c74aSJoe Talbott 	bus_size_t		sc_sz;
272ffd7c74aSJoe Talbott 	int			sc_cap_off;	/* PCIe Capabilities. */
273ffd7c74aSJoe Talbott 
274ffd7c74aSJoe Talbott 	/* Tasks used by the driver */
275ffd7c74aSJoe Talbott 	struct task             sc_reinit_task;
276ffd7c74aSJoe Talbott 	struct task		sc_radioon_task;
277ffd7c74aSJoe Talbott 	struct task		sc_radiooff_task;
278ffd7c74aSJoe Talbott 
279ffd7c74aSJoe Talbott 	int			calib_cnt;
280ffd7c74aSJoe Talbott 	struct iwn_calib_state	calib;
281ffd7c74aSJoe Talbott 
282ffd7c74aSJoe Talbott 	struct iwn_fw_info	fw;
283ffd7c74aSJoe Talbott 	struct iwn_calib_info	calibcmd[5];
284ffd7c74aSJoe Talbott 	uint32_t		errptr;
285ffd7c74aSJoe Talbott 
286ffd7c74aSJoe Talbott 	struct iwn_rx_stat	last_rx_stat;
287ffd7c74aSJoe Talbott 	int			last_rx_valid;
288ffd7c74aSJoe Talbott 	struct iwn_ucode_info	ucode_info;
289ffd7c74aSJoe Talbott 	struct iwn_rxon		rxon;
290ffd7c74aSJoe Talbott 	uint32_t		rawtemp;
291ffd7c74aSJoe Talbott 	int			temp;
292ffd7c74aSJoe Talbott 	int			noise;
293ffd7c74aSJoe Talbott 	uint32_t		qfullmsk;
294ffd7c74aSJoe Talbott 
295ffd7c74aSJoe Talbott 	uint32_t		prom_base;
296ffd7c74aSJoe Talbott 	struct iwn4965_eeprom_band
297ffd7c74aSJoe Talbott 				bands[IWN_NBANDS];
298ffd7c74aSJoe Talbott 	struct iwn_eeprom_chan	eeprom_channels[IWN_NBANDS][IWN_MAX_CHAN_PER_BAND];
299ffd7c74aSJoe Talbott 	uint16_t		rfcfg;
300ffd7c74aSJoe Talbott 	uint8_t			calib_ver;
301ffd7c74aSJoe Talbott 	char			eeprom_domain[4];
302ffd7c74aSJoe Talbott 	uint32_t		eeprom_crystal;
303ffd7c74aSJoe Talbott 	int16_t			eeprom_voltage;
304ffd7c74aSJoe Talbott 	int8_t			maxpwr2GHz;
305ffd7c74aSJoe Talbott 	int8_t			maxpwr5GHz;
306ffd7c74aSJoe Talbott 	int8_t			maxpwr[IEEE80211_CHAN_MAX];
307ffd7c74aSJoe Talbott 	int8_t			enh_maxpwr[35];
308ffd7c74aSJoe Talbott 
309ffd7c74aSJoe Talbott 	int32_t			temp_off;
310ffd7c74aSJoe Talbott 	uint32_t		int_mask;
311ffd7c74aSJoe Talbott 	uint8_t			ntxchains;
312ffd7c74aSJoe Talbott 	uint8_t			nrxchains;
313ffd7c74aSJoe Talbott 	uint8_t			txchainmask;
314ffd7c74aSJoe Talbott 	uint8_t			rxchainmask;
315ffd7c74aSJoe Talbott 	uint8_t			chainmask;
316ffd7c74aSJoe Talbott 
317ffd7c74aSJoe Talbott 	struct callout		sc_timer_to;
318ffd7c74aSJoe Talbott 	int			sc_tx_timer;
319ffd7c74aSJoe Talbott 
320ffd7c74aSJoe Talbott 	struct iwn_rx_radiotap_header sc_rxtap;
321ffd7c74aSJoe Talbott 	struct iwn_tx_radiotap_header sc_txtap;
322*3db796acSJoe Talbott 
323*3db796acSJoe Talbott 	struct sysctl_ctx_list	sc_sysctl_ctx;
324*3db796acSJoe Talbott 	struct sysctl_oid	*sc_sysctl_tree;
325ffd7c74aSJoe Talbott };
326ffd7c74aSJoe Talbott 
327*3db796acSJoe Talbott #define IWN_LOCK_INIT(_sc)
328*3db796acSJoe Talbott #define IWN_LOCK(_sc)			lwkt_serialize_enter((_sc)->sc_ifp->if_serializer)
329*3db796acSJoe Talbott #define IWN_LOCK_ASSERT(_sc)		ASSERT_SERIALIZED((_sc)->sc_ifp->if_serializer)
330*3db796acSJoe Talbott #define IWN_UNLOCK(_sc)			lwkt_serialize_exit((_sc)->sc_ifp->if_serializer)
331*3db796acSJoe Talbott #define IWN_LOCK_DESTROY(_sc)
332*3db796acSJoe Talbott 
333*3db796acSJoe Talbott #if 0
334ffd7c74aSJoe Talbott #define IWN_LOCK_INIT(_sc) \
335*3db796acSJoe Talbott 	lockinit(&(_sc)->sc_lock, \
336*3db796acSJoe Talbott 		__DECONST(char *, device_get_nameunit((_sc)->sc_dev)), \
337*3db796acSJoe Talbott 		0, LK_CANRECURSE)
338*3db796acSJoe Talbott #define IWN_LOCK(_sc)			lockmgr(&(_sc)->sc_lock, LK_EXCLUSIVE)
339*3db796acSJoe Talbott #define IWN_LOCK_ASSERT(_sc)		KKASSERT(lockstatus(&(sc)->sc_lock, curthred)  != 0)
340*3db796acSJoe Talbott #define IWN_UNLOCK(_sc)			lockmgr(&(_sc)->sc_lock, LK_RELEASE)
341*3db796acSJoe Talbott #define IWN_LOCK_DESTROY(_sc)		lockuninit(&(_sc)->sc_lock)
342*3db796acSJoe Talbott #endif
343