xref: /titanic_41/usr/src/uts/common/io/iwk/iwk2_var.h (revision 8e50dcc9f00b393d43e6aa42b820bcbf1d3e1ce4)
1 /*
2  * Copyright 2008 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 #pragma ident	"%Z%%M%	%I%	%E% SMI"
33 
34 #ifdef __cplusplus
35 extern "C" {
36 #endif
37 
38 #define	IWK_DMA_SYNC(area, flag) \
39 	(void) ddi_dma_sync((area).dma_hdl, (area).offset, \
40 	(area).alength, (flag))
41 
42 typedef struct iwk_dma_area {
43 	ddi_acc_handle_t	acc_hdl; /* handle for memory */
44 	caddr_t			mem_va; /* CPU VA of memory */
45 	uint32_t		nslots; /* number of slots */
46 	uint32_t		size;   /* size per slot */
47 	size_t			alength; /* allocated size */
48 					/* >= product of above */
49 	ddi_dma_handle_t	dma_hdl; /* DMA handle */
50 	offset_t		offset;  /* relative to handle */
51 	ddi_dma_cookie_t	cookie; /* associated cookie */
52 	uint32_t		ncookies;
53 	uint32_t		token; /* arbitrary identifier */
54 } iwk_dma_t;
55 
56 typedef struct iwk_tx_data {
57 	iwk_dma_t		dma_data;
58 	iwk_tx_desc_t		*desc;
59 	uint32_t		paddr_desc;
60 	iwk_cmd_t		*cmd;
61 	uint32_t		paddr_cmd;
62 } iwk_tx_data_t;
63 
64 typedef struct iwk_tx_ring {
65 	iwk_dma_t		dma_desc;
66 	iwk_dma_t		dma_cmd;
67 	iwk_tx_data_t	*data;
68 	int			qid;
69 	int			count;
70 	int			window;
71 	int			queued;
72 	int			cur;
73 } iwk_tx_ring_t;
74 
75 typedef struct iwk_rx_data {
76 	iwk_dma_t		dma_data;
77 } iwk_rx_data_t;
78 
79 typedef struct iwk_rx_ring {
80 	iwk_dma_t		dma_desc;
81 	uint32_t 		*desc;
82 	iwk_rx_data_t	data[RX_QUEUE_SIZE];
83 	int			cur;
84 } iwk_rx_ring_t;
85 
86 typedef struct iwk_amrr {
87 	ieee80211_node_t in;	/* must be the first */
88 	int	txcnt;
89 	int	retrycnt;
90 	int	success;
91 	int	success_threshold;
92 	int	recovery;
93 } iwk_amrr_t;
94 
95 typedef struct iwk_softc {
96 	struct ieee80211com	sc_ic;
97 	dev_info_t		*sc_dip;
98 	int			(*sc_newstate)(struct ieee80211com *,
99 	    enum ieee80211_state, int);
100 	enum ieee80211_state	sc_ostate;
101 	kmutex_t		sc_glock;
102 	kmutex_t		sc_mt_lock;
103 	kmutex_t		sc_tx_lock;
104 	kcondvar_t		sc_mt_cv;
105 	kcondvar_t		sc_tx_cv;
106 	kcondvar_t		sc_cmd_cv;
107 	kcondvar_t		sc_fw_cv;
108 
109 	kthread_t		*sc_mf_thread;
110 	uint32_t		sc_mf_thread_switch;
111 
112 	uint32_t		sc_flags;
113 	uint32_t		sc_dmabuf_sz;
114 	uint16_t		sc_clsz;
115 	uint8_t			sc_rev;
116 	uint8_t			sc_resv;
117 	uint16_t		sc_assoc_id;
118 	uint16_t		sc_reserved0;
119 
120 	/* shared area */
121 	iwk_dma_t		sc_dma_sh;
122 	iwk_shared_t		*sc_shared;
123 	/* keep warm area */
124 	iwk_dma_t		sc_dma_kw;
125 	/* tx scheduler base address */
126 	uint32_t		sc_scd_base_addr;
127 
128 	iwk_tx_ring_t		sc_txq[IWK_NUM_QUEUES];
129 	iwk_rx_ring_t		sc_rxq;
130 
131 	/* firmware dma */
132 	iwk_firmware_hdr_t	*sc_hdr;
133 	char			*sc_boot;
134 	iwk_dma_t		sc_dma_fw_text;
135 	iwk_dma_t		sc_dma_fw_init_text;
136 	iwk_dma_t		sc_dma_fw_data;
137 	iwk_dma_t		sc_dma_fw_data_bak;
138 	iwk_dma_t		sc_dma_fw_init_data;
139 
140 	ddi_acc_handle_t	sc_cfg_handle;
141 	caddr_t			sc_cfg_base;
142 	ddi_acc_handle_t	sc_handle;
143 	caddr_t			sc_base;
144 	ddi_iblock_cookie_t	sc_iblk;
145 
146 	iwk_rxon_cmd_t	sc_config;
147 	struct iwk_eep		sc_eep_map; /* eeprom map */
148 	uint32_t		sc_scd_base;
149 
150 	struct iwk_alive_resp	sc_card_alive_run;
151 	struct iwk_init_alive_resp	sc_card_alive_init;
152 
153 	uint32_t		sc_tx_timer;
154 	uint8_t			*sc_fw_bin;
155 
156 	ddi_softintr_t		sc_rx_softint_id;
157 	uint32_t		sc_rx_softint_pending;
158 	uint32_t		sc_need_reschedule;
159 
160 	clock_t			sc_clk;
161 
162 	/* kstats */
163 	uint32_t		sc_tx_nobuf;
164 	uint32_t		sc_rx_nobuf;
165 	uint32_t		sc_tx_err;
166 	uint32_t		sc_rx_err;
167 	uint32_t		sc_tx_retries;
168 } iwk_sc_t;
169 
170 #define	IWK_F_ATTACHED		(1 << 0)
171 #define	IWK_F_CMD_DONE		(1 << 1)
172 #define	IWK_F_FW_INIT		(1 << 2)
173 #define	IWK_F_HW_ERR_RECOVER	(1 << 3)
174 #define	IWK_F_RATE_AUTO_CTL	(1 << 4)
175 #define	IWK_F_RUNNING		(1 << 5)
176 #define	IWK_F_SCANNING		(1 << 6)
177 #define	IWK_F_SUSPEND		(1 << 7)
178 #define	IWK_F_RADIO_OFF		(1 << 8)
179 
180 #define	IWK_SUCCESS		0
181 #define	IWK_FAIL		EIO
182 #ifdef __cplusplus
183 }
184 #endif
185 
186 #endif /* _IWK_VAR_H */
187