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Diffstat (limited to 'drivers/net/wireless/wl12xx/wl1271.h')
-rw-r--r--drivers/net/wireless/wl12xx/wl1271.h407
1 files changed, 407 insertions, 0 deletions
diff --git a/drivers/net/wireless/wl12xx/wl1271.h b/drivers/net/wireless/wl12xx/wl1271.h
new file mode 100644
index 000000000000..55818f94017b
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+++ b/drivers/net/wireless/wl12xx/wl1271.h
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1/*
2 * This file is part of wl1271
3 *
4 * Copyright (C) 1998-2009 Texas Instruments. All rights reserved.
5 * Copyright (C) 2008-2009 Nokia Corporation
6 *
7 * Contact: Luciano Coelho <luciano.coelho@nokia.com>
8 *
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License
11 * version 2 as published by the Free Software Foundation.
12 *
13 * This program is distributed in the hope that it will be useful, but
14 * WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
21 * 02110-1301 USA
22 *
23 */
24
25#ifndef __WL1271_H__
26#define __WL1271_H__
27
28#include <linux/mutex.h>
29#include <linux/completion.h>
30#include <linux/spinlock.h>
31#include <linux/list.h>
32#include <linux/bitops.h>
33#include <net/mac80211.h>
34
35#define DRIVER_NAME "wl1271"
36#define DRIVER_PREFIX DRIVER_NAME ": "
37
38enum {
39 DEBUG_NONE = 0,
40 DEBUG_IRQ = BIT(0),
41 DEBUG_SPI = BIT(1),
42 DEBUG_BOOT = BIT(2),
43 DEBUG_MAILBOX = BIT(3),
44 DEBUG_NETLINK = BIT(4),
45 DEBUG_EVENT = BIT(5),
46 DEBUG_TX = BIT(6),
47 DEBUG_RX = BIT(7),
48 DEBUG_SCAN = BIT(8),
49 DEBUG_CRYPT = BIT(9),
50 DEBUG_PSM = BIT(10),
51 DEBUG_MAC80211 = BIT(11),
52 DEBUG_CMD = BIT(12),
53 DEBUG_ACX = BIT(13),
54 DEBUG_ALL = ~0,
55};
56
57#define DEBUG_LEVEL (DEBUG_NONE)
58
59#define DEBUG_DUMP_LIMIT 1024
60
61#define wl1271_error(fmt, arg...) \
62 printk(KERN_ERR DRIVER_PREFIX "ERROR " fmt "\n", ##arg)
63
64#define wl1271_warning(fmt, arg...) \
65 printk(KERN_WARNING DRIVER_PREFIX "WARNING " fmt "\n", ##arg)
66
67#define wl1271_notice(fmt, arg...) \
68 printk(KERN_INFO DRIVER_PREFIX fmt "\n", ##arg)
69
70#define wl1271_info(fmt, arg...) \
71 printk(KERN_DEBUG DRIVER_PREFIX fmt "\n", ##arg)
72
73#define wl1271_debug(level, fmt, arg...) \
74 do { \
75 if (level & DEBUG_LEVEL) \
76 printk(KERN_DEBUG DRIVER_PREFIX fmt "\n", ##arg); \
77 } while (0)
78
79#define wl1271_dump(level, prefix, buf, len) \
80 do { \
81 if (level & DEBUG_LEVEL) \
82 print_hex_dump(KERN_DEBUG, DRIVER_PREFIX prefix, \
83 DUMP_PREFIX_OFFSET, 16, 1, \
84 buf, \
85 min_t(size_t, len, DEBUG_DUMP_LIMIT), \
86 0); \
87 } while (0)
88
89#define wl1271_dump_ascii(level, prefix, buf, len) \
90 do { \
91 if (level & DEBUG_LEVEL) \
92 print_hex_dump(KERN_DEBUG, DRIVER_PREFIX prefix, \
93 DUMP_PREFIX_OFFSET, 16, 1, \
94 buf, \
95 min_t(size_t, len, DEBUG_DUMP_LIMIT), \
96 true); \
97 } while (0)
98
99#define WL1271_DEFAULT_RX_CONFIG (CFG_UNI_FILTER_EN | \
100 CFG_BSSID_FILTER_EN)
101
102#define WL1271_DEFAULT_RX_FILTER (CFG_RX_RCTS_ACK | CFG_RX_PRSP_EN | \
103 CFG_RX_MGMT_EN | CFG_RX_DATA_EN | \
104 CFG_RX_CTL_EN | CFG_RX_BCN_EN | \
105 CFG_RX_AUTH_EN | CFG_RX_ASSOC_EN)
106
107#define WL1271_FW_NAME "wl1271-fw.bin"
108#define WL1271_NVS_NAME "wl1271-nvs.bin"
109
110#define WL1271_BUSY_WORD_LEN 8
111
112#define WL1271_ELP_HW_STATE_ASLEEP 0
113#define WL1271_ELP_HW_STATE_IRQ 1
114
115enum wl1271_state {
116 WL1271_STATE_OFF,
117 WL1271_STATE_ON,
118 WL1271_STATE_PLT,
119};
120
121enum wl1271_partition_type {
122 PART_DOWN,
123 PART_WORK,
124 PART_DRPW,
125
126 PART_TABLE_LEN
127};
128
129struct wl1271_partition {
130 u32 size;
131 u32 start;
132};
133
134struct wl1271_partition_set {
135 struct wl1271_partition mem;
136 struct wl1271_partition reg;
137};
138
139struct wl1271;
140
141/* FIXME: I'm not sure about this structure name */
142struct wl1271_chip {
143 u32 id;
144 char fw_ver[21];
145};
146
147struct wl1271_stats {
148 struct acx_statistics *fw_stats;
149 unsigned long fw_stats_update;
150
151 unsigned int retry_count;
152 unsigned int excessive_retries;
153};
154
155struct wl1271_debugfs {
156 struct dentry *rootdir;
157 struct dentry *fw_statistics;
158
159 struct dentry *tx_internal_desc_overflow;
160
161 struct dentry *rx_out_of_mem;
162 struct dentry *rx_hdr_overflow;
163 struct dentry *rx_hw_stuck;
164 struct dentry *rx_dropped;
165 struct dentry *rx_fcs_err;
166 struct dentry *rx_xfr_hint_trig;
167 struct dentry *rx_path_reset;
168 struct dentry *rx_reset_counter;
169
170 struct dentry *dma_rx_requested;
171 struct dentry *dma_rx_errors;
172 struct dentry *dma_tx_requested;
173 struct dentry *dma_tx_errors;
174
175 struct dentry *isr_cmd_cmplt;
176 struct dentry *isr_fiqs;
177 struct dentry *isr_rx_headers;
178 struct dentry *isr_rx_mem_overflow;
179 struct dentry *isr_rx_rdys;
180 struct dentry *isr_irqs;
181 struct dentry *isr_tx_procs;
182 struct dentry *isr_decrypt_done;
183 struct dentry *isr_dma0_done;
184 struct dentry *isr_dma1_done;
185 struct dentry *isr_tx_exch_complete;
186 struct dentry *isr_commands;
187 struct dentry *isr_rx_procs;
188 struct dentry *isr_hw_pm_mode_changes;
189 struct dentry *isr_host_acknowledges;
190 struct dentry *isr_pci_pm;
191 struct dentry *isr_wakeups;
192 struct dentry *isr_low_rssi;
193
194 struct dentry *wep_addr_key_count;
195 struct dentry *wep_default_key_count;
196 /* skipping wep.reserved */
197 struct dentry *wep_key_not_found;
198 struct dentry *wep_decrypt_fail;
199 struct dentry *wep_packets;
200 struct dentry *wep_interrupt;
201
202 struct dentry *pwr_ps_enter;
203 struct dentry *pwr_elp_enter;
204 struct dentry *pwr_missing_bcns;
205 struct dentry *pwr_wake_on_host;
206 struct dentry *pwr_wake_on_timer_exp;
207 struct dentry *pwr_tx_with_ps;
208 struct dentry *pwr_tx_without_ps;
209 struct dentry *pwr_rcvd_beacons;
210 struct dentry *pwr_power_save_off;
211 struct dentry *pwr_enable_ps;
212 struct dentry *pwr_disable_ps;
213 struct dentry *pwr_fix_tsf_ps;
214 /* skipping cont_miss_bcns_spread for now */
215 struct dentry *pwr_rcvd_awake_beacons;
216
217 struct dentry *mic_rx_pkts;
218 struct dentry *mic_calc_failure;
219
220 struct dentry *aes_encrypt_fail;
221 struct dentry *aes_decrypt_fail;
222 struct dentry *aes_encrypt_packets;
223 struct dentry *aes_decrypt_packets;
224 struct dentry *aes_encrypt_interrupt;
225 struct dentry *aes_decrypt_interrupt;
226
227 struct dentry *event_heart_beat;
228 struct dentry *event_calibration;
229 struct dentry *event_rx_mismatch;
230 struct dentry *event_rx_mem_empty;
231 struct dentry *event_rx_pool;
232 struct dentry *event_oom_late;
233 struct dentry *event_phy_transmit_error;
234 struct dentry *event_tx_stuck;
235
236 struct dentry *ps_pspoll_timeouts;
237 struct dentry *ps_upsd_timeouts;
238 struct dentry *ps_upsd_max_sptime;
239 struct dentry *ps_upsd_max_apturn;
240 struct dentry *ps_pspoll_max_apturn;
241 struct dentry *ps_pspoll_utilization;
242 struct dentry *ps_upsd_utilization;
243
244 struct dentry *rxpipe_rx_prep_beacon_drop;
245 struct dentry *rxpipe_descr_host_int_trig_rx_data;
246 struct dentry *rxpipe_beacon_buffer_thres_host_int_trig_rx_data;
247 struct dentry *rxpipe_missed_beacon_host_int_trig_rx_data;
248 struct dentry *rxpipe_tx_xfr_host_int_trig_rx_data;
249
250 struct dentry *tx_queue_len;
251
252 struct dentry *retry_count;
253 struct dentry *excessive_retries;
254};
255
256#define NUM_TX_QUEUES 4
257#define NUM_RX_PKT_DESC 8
258
259/* FW status registers */
260struct wl1271_fw_status {
261 u32 intr;
262 u8 fw_rx_counter;
263 u8 drv_rx_counter;
264 u8 reserved;
265 u8 tx_results_counter;
266 u32 rx_pkt_descs[NUM_RX_PKT_DESC];
267 u32 tx_released_blks[NUM_TX_QUEUES];
268 u32 fw_localtime;
269 u32 padding[2];
270} __attribute__ ((packed));
271
272struct wl1271_rx_mem_pool_addr {
273 u32 addr;
274 u32 addr_extra;
275};
276
277struct wl1271 {
278 struct ieee80211_hw *hw;
279 bool mac80211_registered;
280
281 struct spi_device *spi;
282
283 void (*set_power)(bool enable);
284 int irq;
285
286 spinlock_t wl_lock;
287
288 enum wl1271_state state;
289 struct mutex mutex;
290
291 int physical_mem_addr;
292 int physical_reg_addr;
293 int virtual_mem_addr;
294 int virtual_reg_addr;
295
296 struct wl1271_chip chip;
297
298 int cmd_box_addr;
299 int event_box_addr;
300
301 u8 *fw;
302 size_t fw_len;
303 u8 *nvs;
304 size_t nvs_len;
305
306 u8 bssid[ETH_ALEN];
307 u8 mac_addr[ETH_ALEN];
308 u8 bss_type;
309 u8 ssid[IW_ESSID_MAX_SIZE + 1];
310 u8 ssid_len;
311 u8 listen_int;
312 int channel;
313
314 struct wl1271_acx_mem_map *target_mem_map;
315
316 /* Accounting for allocated / available TX blocks on HW */
317 u32 tx_blocks_freed[NUM_TX_QUEUES];
318 u32 tx_blocks_available;
319 u8 tx_results_count;
320
321 /* Transmitted TX packets counter for chipset interface */
322 int tx_packets_count;
323
324 /* Time-offset between host and chipset clocks */
325 int time_offset;
326
327 /* Session counter for the chipset */
328 int session_counter;
329
330 /* Frames scheduled for transmission, not handled yet */
331 struct sk_buff_head tx_queue;
332 bool tx_queue_stopped;
333
334 struct work_struct tx_work;
335 struct work_struct filter_work;
336
337 /* Pending TX frames */
338 struct sk_buff *tx_frames[16];
339
340 /* FW Rx counter */
341 u32 rx_counter;
342
343 /* Rx memory pool address */
344 struct wl1271_rx_mem_pool_addr rx_mem_pool_addr;
345
346 /* The target interrupt mask */
347 struct work_struct irq_work;
348
349 /* The mbox event mask */
350 u32 event_mask;
351
352 /* Mailbox pointers */
353 u32 mbox_ptr[2];
354
355 /* Are we currently scanning */
356 bool scanning;
357
358 /* Our association ID */
359 u16 aid;
360
361 /* Default key (for WEP) */
362 u32 default_key;
363
364 unsigned int rx_config;
365 unsigned int rx_filter;
366
367 /* is firmware in elp mode */
368 bool elp;
369
370 struct completion *elp_compl;
371
372 /* we can be in psm, but not in elp, we have to differentiate */
373 bool psm;
374
375 /* PSM mode requested */
376 bool psm_requested;
377
378 /* in dBm */
379 int power_level;
380
381 struct wl1271_stats stats;
382 struct wl1271_debugfs debugfs;
383
384 u32 buffer_32;
385 u32 buffer_cmd;
386 u8 buffer_busyword[WL1271_BUSY_WORD_LEN];
387 struct wl1271_rx_descriptor *rx_descriptor;
388
389 struct wl1271_fw_status *fw_status;
390 struct wl1271_tx_hw_res_if *tx_res_if;
391};
392
393int wl1271_plt_start(struct wl1271 *wl);
394int wl1271_plt_stop(struct wl1271 *wl);
395
396#define JOIN_TIMEOUT 5000 /* 5000 milliseconds to join */
397
398#define SESSION_COUNTER_MAX 7 /* maximum value for the session counter */
399
400#define WL1271_DEFAULT_POWER_LEVEL 0
401
402#define WL1271_TX_QUEUE_MAX_LENGTH 20
403
404/* WL1271 needs a 200ms sleep after power on */
405#define WL1271_POWER_ON_SLEEP 200 /* in miliseconds */
406
407#endif
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-31 20:13:13 -0500