xref: /titanic_50/usr/src/uts/common/io/iwk/iwk2_var.h (revision 1787f50304cd7e85910a3e14f639ac892c0d76b7)
1 /*
2  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
3  * Use is subject to license terms.
4  */
5 
6 /*
7  * Copyright (c) 2007, Intel Corporation
8  * All rights reserved.
9  */
10 
11 /*
12  * Copyright (c) 2006
13  * Copyright (c) 2007
14  *	Damien Bergamini <damien.bergamini@free.fr>
15  *
16  * Permission to use, copy, modify, and distribute this software for any
17  * purpose with or without fee is hereby granted, provided that the above
18  * copyright notice and this permission notice appear in all copies.
19  *
20  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
21  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
22  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
23  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
24  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
25  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
26  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
27  */
28 
29 #ifndef _IWK_VAR_H
30 #define	_IWK_VAR_H
31 
32 #ifdef __cplusplus
33 extern "C" {
34 #endif
35 
36 #define	IWK_DMA_SYNC(area, flag) \
37 	(void) ddi_dma_sync((area).dma_hdl, (area).offset, \
38 	(area).alength, (flag))
39 
40 #define	IWK_CHK_FAST_RECOVER(sc) \
41 	(sc->sc_ic.ic_state == IEEE80211_S_RUN && \
42 	sc->sc_ic.ic_opmode == IEEE80211_M_STA)
43 
44 typedef struct iwk_dma_area {
45 	ddi_acc_handle_t	acc_hdl; /* handle for memory */
46 	caddr_t			mem_va; /* CPU VA of memory */
47 	uint32_t		nslots; /* number of slots */
48 	uint32_t		size;   /* size per slot */
49 	size_t			alength; /* allocated size */
50 					/* >= product of above */
51 	ddi_dma_handle_t	dma_hdl; /* DMA handle */
52 	offset_t		offset;  /* relative to handle */
53 	ddi_dma_cookie_t	cookie; /* associated cookie */
54 	uint32_t		ncookies;
55 	uint32_t		token; /* arbitrary identifier */
56 } iwk_dma_t;
57 
58 typedef struct iwk_tx_data {
59 	iwk_dma_t		dma_data;
60 	iwk_tx_desc_t		*desc;
61 	uint32_t		paddr_desc;
62 	iwk_cmd_t		*cmd;
63 	uint32_t		paddr_cmd;
64 } iwk_tx_data_t;
65 
66 typedef struct iwk_tx_ring {
67 	iwk_dma_t		dma_desc;
68 	iwk_dma_t		dma_cmd;
69 	iwk_tx_data_t	*data;
70 	int			qid;
71 	int			count;
72 	int			window;
73 	int			queued;
74 	int			cur;
75 } iwk_tx_ring_t;
76 
77 typedef struct iwk_rx_data {
78 	iwk_dma_t		dma_data;
79 } iwk_rx_data_t;
80 
81 typedef struct iwk_rx_ring {
82 	iwk_dma_t		dma_desc;
83 	uint32_t 		*desc;
84 	iwk_rx_data_t	data[RX_QUEUE_SIZE];
85 	int			cur;
86 } iwk_rx_ring_t;
87 
88 typedef struct iwk_amrr {
89 	ieee80211_node_t in;	/* must be the first */
90 	int	txcnt;
91 	int	retrycnt;
92 	int	success;
93 	int	success_threshold;
94 	int	recovery;
95 } iwk_amrr_t;
96 
97 typedef struct iwk_ibss_node {
98 	iwk_add_sta_t	node;
99 	int8_t		used;
100 } iwk_ibss_node_t;
101 
102 typedef struct iwk_ibss_beacon {
103 	/* for update beacon frame dynamically */
104 	struct			ieee80211_beacon_offsets iwk_boff;
105 	uint32_t		beacon_cmd_len;
106 	iwk_tx_beacon_cmd_t	beacon_cmd;
107 	uint8_t			syncbeacon;
108 	/* beacon frame allocated from net80211 module */
109 	mblk_t			*mp;
110 } iwk_ibss_beacon_t;
111 
112 typedef struct iwk_ibss {
113 	iwk_ibss_node_t		ibss_node_tb[IWK_STATION_COUNT];
114 	uint32_t		node_number;
115 	kmutex_t		node_tb_lock;
116 	iwk_ibss_beacon_t	ibss_beacon;
117 } iwk_ibss_t;
118 
119 typedef struct iwk_softc {
120 	struct ieee80211com	sc_ic;
121 	dev_info_t		*sc_dip;
122 	int			(*sc_newstate)(struct ieee80211com *,
123 	    enum ieee80211_state, int);
124 	void			(*sc_recv_mgmt)(ieee80211com_t *, mblk_t *,
125 	    ieee80211_node_t *, int, int, uint32_t);
126 	enum ieee80211_state	sc_ostate;
127 	kmutex_t		sc_glock;
128 	kmutex_t		sc_mt_lock;
129 	kmutex_t		sc_tx_lock;
130 	kcondvar_t		sc_mt_cv;
131 	kcondvar_t		sc_tx_cv;
132 	kcondvar_t		sc_cmd_cv;
133 	kcondvar_t		sc_fw_cv;
134 
135 	kthread_t		*sc_mf_thread;
136 	uint32_t		sc_mf_thread_switch;
137 
138 	uint32_t		sc_flags;
139 	uint32_t		sc_dmabuf_sz;
140 	uint16_t		sc_clsz;
141 	uint8_t			sc_rev;
142 	uint8_t			sc_resv;
143 	uint16_t		sc_assoc_id;
144 	uint16_t		sc_reserved0;
145 
146 	/* shared area */
147 	iwk_dma_t		sc_dma_sh;
148 	iwk_shared_t		*sc_shared;
149 	/* keep warm area */
150 	iwk_dma_t		sc_dma_kw;
151 	/* tx scheduler base address */
152 	uint32_t		sc_scd_base_addr;
153 
154 	iwk_tx_ring_t		sc_txq[IWK_NUM_QUEUES];
155 	iwk_rx_ring_t		sc_rxq;
156 
157 	/* firmware dma */
158 	iwk_firmware_hdr_t	*sc_hdr;
159 	char			*sc_boot;
160 	iwk_dma_t		sc_dma_fw_text;
161 	iwk_dma_t		sc_dma_fw_init_text;
162 	iwk_dma_t		sc_dma_fw_data;
163 	iwk_dma_t		sc_dma_fw_data_bak;
164 	iwk_dma_t		sc_dma_fw_init_data;
165 
166 	ddi_acc_handle_t	sc_cfg_handle;
167 	caddr_t			sc_cfg_base;
168 	ddi_acc_handle_t	sc_handle;
169 	caddr_t			sc_base;
170 	ddi_intr_handle_t	*sc_intr_htable;
171 	uint_t			sc_intr_pri;
172 
173 	iwk_rxon_cmd_t		sc_config;
174 	iwk_rxon_cmd_t		sc_config_save;
175 	struct iwk_eep		sc_eep_map; /* eeprom map */
176 	uint32_t		sc_scd_base;
177 
178 	struct iwk_alive_resp	sc_card_alive_run;
179 	struct iwk_init_alive_resp	sc_card_alive_init;
180 
181 	int32_t			sc_tempera;
182 	int32_t			sc_last_tempera;
183 	int32_t			sc_user_txpower;
184 	struct iwk_notif_statistics	sc_statistics;
185 	struct iwk_rx_gain_diff		sc_rxgain_diff;
186 	struct iwk_rx_sensitivity	sc_rx_sens;
187 
188 	uint32_t		sc_tx_timer;
189 	uint32_t		sc_scan_pending;
190 	uint8_t			*sc_fw_bin;
191 
192 	ddi_softint_handle_t    sc_soft_hdl;
193 	uint32_t		sc_rx_softint_pending;
194 	uint32_t		sc_need_reschedule;
195 
196 	clock_t			sc_clk;
197 
198 	/* kstats */
199 	uint32_t		sc_tx_nobuf;
200 	uint32_t		sc_rx_nobuf;
201 	uint32_t		sc_tx_err;
202 	uint32_t		sc_rx_err;
203 	uint32_t		sc_tx_retries;
204 	iwk_ibss_t		sc_ibss;
205 } iwk_sc_t;
206 
207 #define	IWK_F_ATTACHED		(1 << 0)
208 #define	IWK_F_CMD_DONE		(1 << 1)
209 #define	IWK_F_FW_INIT		(1 << 2)
210 #define	IWK_F_HW_ERR_RECOVER	(1 << 3)
211 #define	IWK_F_RATE_AUTO_CTL	(1 << 4)
212 #define	IWK_F_RUNNING		(1 << 5)
213 #define	IWK_F_SCANNING		(1 << 6)
214 #define	IWK_F_SUSPEND		(1 << 7)
215 #define	IWK_F_RADIO_OFF		(1 << 8)
216 #define	IWK_F_STATISTICS	(1 << 9)
217 #define	IWK_F_QUIESCED		(1 << 10)
218 #define	IWK_F_LAZY_RESUME	(1 << 11)
219 
220 #define	IWK_SUCCESS		0
221 #define	IWK_FAIL		EIO
222 
223 #ifdef __cplusplus
224 }
225 #endif
226 
227 #endif /* _IWK_VAR_H */
228