xref: /illumos-gate/usr/src/uts/common/io/rwn/rt2860_var.h (revision 860387eb)
1 /*
2  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
3  * Use is subject to license terms.
4  */
5 
6 /*
7  * Copyright (c) 2007, 2008
8  *	Damien Bergamini <damien.bergamini@free.fr>
9  *
10  * Permission to use, copy, modify, and distribute this software for any
11  * purpose with or without fee is hereby granted, provided that the above
12  * copyright notice and this permission notice appear in all copies.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
15  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
16  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
17  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
18  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
19  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
20  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
21  */
22 
23 #ifndef	_RT2860_VAR_H
24 #define	_RT2860_VAR_H
25 
26 #include <sys/queue.h>
27 
28 #ifdef __cplusplus
29 extern "C" {
30 #endif
31 
32 /*
33  * EDCA Access Categories.
34  */
35 enum ieee80211_edca_ac {
36 	EDCA_AC_BK  = 1,	/* Background */
37 	EDCA_AC_BE  = 0,	/* Best Effort */
38 	EDCA_AC_VI  = 2,	/* Video */
39 	EDCA_AC_VO  = 3		/* Voice */
40 };
41 #define	EDCA_NUM_AC	4
42 
43 #define	RT2860_SUCCESS		0
44 
45 #define	RT2860_TX_RING_COUNT	64
46 #define	RT2860_RX_RING_COUNT	128
47 #define	RT2860_TX_POOL_COUNT	(RT2860_TX_RING_COUNT * 2)
48 
49 #define	RT2860_MAX_SCATTER	((RT2860_TX_RING_COUNT * 2) - 1)
50 
51 #define	RT2860_RSSI_OFFSET	92
52 
53 /* HW supports up to 255 STAs */
54 #define	RT2860_WCID_MAX		254
55 #define	RT2860_AID2WCID(aid)	((aid) & 0xff)
56 
57 struct dma_area {
58 	ddi_acc_handle_t	acc_hdl;	/* handle for memory */
59 	caddr_t			mem_va;		/* CPU VA of memory */
60 	uint32_t		nslots;		/* number of slots */
61 	uint32_t		size;		/* size per slot */
62 	size_t			alength;	/* allocated size */
63 
64 	ddi_dma_handle_t	dma_hdl;	/* DMA handle */
65 	offset_t		offset;		/* relative to handle */
66 	ddi_dma_cookie_t	cookie;		/* associated cookie */
67 	uint32_t		ncookies;	/* must be 1 */
68 	uint32_t		token;		/* arbitrary identifier */
69 };
70 
71 struct rt2860_txd;
72 
73 struct rt2860_tx_data {
74 	struct dma_area			txbuf_dma;
75 	struct rt2860_txwi		*txwi;
76 	uint32_t			paddr;
77 	struct ieee80211_node		*ni;
78 	SLIST_ENTRY(rt2860_tx_data)	next;
79 };
80 
81 struct rt2860_tx_ring {
82 	struct dma_area		txdesc_dma;
83 	struct rt2860_txd	*txd;
84 	uint32_t		paddr;
85 	struct rt2860_tx_data	*data[RT2860_TX_RING_COUNT];
86 	int			cur;
87 	int			next;
88 	int			queued;
89 };
90 
91 struct rt2860_rx_data {
92 	struct dma_area		rxbuf_dma;
93 };
94 
95 struct rt2860_rx_ring {
96 	struct dma_area		rxdesc_dma;
97 	struct rt2860_rxd	*rxd;
98 	uint32_t		paddr;
99 	unsigned int		cur;	/* must be unsigned */
100 	struct rt2860_rx_data	data[RT2860_RX_RING_COUNT];
101 };
102 
103 struct rt2860_amrr {
104 	uint_t	amrr_min_success_threshold;
105 	uint_t	amrr_max_success_threshold;
106 };
107 
108 struct rt2860_amrr_node {
109 	int	amn_success;
110 	int	amn_recovery;
111 	int	amn_success_threshold;
112 	int	amn_txcnt;
113 	int	amn_retrycnt;
114 };
115 
116 #define	RT2860_DMA_SYNC(area, flag) ((void) ddi_dma_sync((area).dma_hdl,\
117 	(area).offset, (area).alength, (flag)))
118 #define	RT2860_IS_RUNNING(_sc)		(((_sc)->sc_flags & RT2860_F_RUNNING))
119 #define	RT2860_IS_INITED(_sc)		((_sc)->sc_flags & RT2860_F_RUNNING)
120 #define	RT2860_IS_SUSPEND(_sc)		((_sc)->sc_flags & RT2860_F_SUSPEND)
121 #define	RT2860_GLOCK(_sc)		mutex_enter(&(_sc)->sc_genlock)
122 #define	RT2860_GUNLOCK(_sc)		mutex_exit(&(_sc)->sc_genlock)
123 
124 
125 struct rt2860_softc {
126 	struct ieee80211com	sc_ic;
127 	dev_info_t		*sc_dev;
128 
129 	/* ddi reg handler */
130 	ddi_acc_handle_t	sc_cfg_handle;
131 	caddr_t			sc_cfg_base;
132 	/* ddi i/o handler */
133 	ddi_acc_handle_t	sc_io_handle;
134 	caddr_t			sc_io_base;
135 	/* interrupt */
136 	ddi_iblock_cookie_t	sc_iblock;
137 	kmutex_t		sc_genlock;
138 	kmutex_t		sc_txlock;
139 	kmutex_t		sc_rxlock;
140 	timeout_id_t		sc_scan_id;
141 	timeout_id_t		sc_rssadapt_id;
142 	timeout_id_t		sc_state_id;
143 	struct rt2860_amrr	amrr;
144 	enum ieee80211_state	sc_ostate;
145 
146 #define	RT2860_ENABLED		(1 << 0)
147 #define	RT2860_FWLOADED		(1 << 1)
148 #define	RT2860_UPD_BEACON	(1 << 2)
149 #define	RT2860_ADVANCED_PS	(1 << 3)
150 #define	RT2860_F_RUNNING	(1 << 4)
151 #define	RT2860_F_SUSPEND	(1 << 5)
152 #define	RT2860_F_QUIESCE	(1 << 6)
153 
154 	uint32_t			sc_ic_flags;
155 	uint32_t			sc_dmabuf_size;
156 	struct rt2860_tx_ring		txq[6];
157 	struct rt2860_rx_ring		rxq;
158 
159 	struct dma_area			txpool_dma;
160 	struct rt2860_txwi		*txwi;
161 	struct rt2860_tx_data		data[RT2860_TX_POOL_COUNT];
162 	SLIST_HEAD(, rt2860_tx_data)	data_pool;
163 
164 	int			sc_tx_timer;
165 	int			mgtqid;
166 	int			sifs;
167 
168 	/* firmware related info */
169 	uint32_t		mac_rev;
170 	uint8_t			rf_rev;
171 	uint8_t			freq;
172 	uint8_t			ntxchains;
173 	uint8_t			nrxchains;
174 	uint8_t			pslevel;
175 	int8_t			txpow1[50];
176 	int8_t			txpow2[50];
177 	int8_t			rssi_2ghz[3];
178 	int8_t			rssi_5ghz[3];
179 	uint8_t			lna[4];
180 	uint8_t			calib_2ghz;
181 	uint8_t			calib_5ghz;
182 	uint8_t			tssi_2ghz[9];
183 	uint8_t			tssi_5ghz[9];
184 	uint8_t			step_2ghz;
185 	uint8_t			step_5ghz;
186 
187 	uint32_t		sc_need_sched;
188 	uint32_t		sc_flags;
189 	/* RT2860 RCR */
190 	uint32_t		sc_rcr;
191 
192 	uint16_t		sc_cachelsz;
193 	ddi_softintr_t		sc_softintr_hdl;
194 
195 	uint32_t		sc_rx_pend;
196 
197 	uint32_t		rf_regs[4];
198 	uint8_t			txpow[14];
199 
200 	struct {
201 		uint8_t	reg;
202 		uint8_t	val;
203 	}			bbp[8];
204 	uint8_t			leds;
205 	uint16_t		led[3];
206 	uint32_t		txpow20mhz[5];
207 	uint32_t		txpow40mhz_2ghz[5];
208 	uint32_t		txpow40mhz_5ghz[5];
209 
210 	struct rt2860_amrr_node	amn[RT2860_WCID_MAX + 1];
211 
212 	int			led_mode;
213 	int			hw_radio;
214 	int			rx_ant;
215 	int			tx_ant;
216 	int			nb_ant;
217 
218 	int			dwelltime;
219 
220 	/* kstats */
221 	uint32_t		sc_tx_nobuf;
222 	uint32_t		sc_rx_nobuf;
223 	uint32_t		sc_tx_err;
224 	uint32_t		sc_rx_err;
225 	uint32_t		sc_tx_retries;
226 
227 	int			(*sc_newstate)(struct ieee80211com *,
228 				    enum ieee80211_state, int);
229 };
230 
231 #ifdef __cplusplus
232 }
233 #endif
234 
235 #endif /* _RT2860_VAR_H */
236