xref: /linux/drivers/net/wireless/ti/wl18xx/acx.h (revision 2ba9268dd603d23e17643437b2246acb6844953b)
1 /*
2  * This file is part of wl18xx
3  *
4  * Copyright (C) 2011 Texas Instruments. All rights reserved.
5  *
6  * This program is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU General Public License
8  * version 2 as published by the Free Software Foundation.
9  *
10  * This program is distributed in the hope that it will be useful, but
11  * WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13  * General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program; if not, write to the Free Software
17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
18  * 02110-1301 USA
19  *
20  */
21 
22 #ifndef __WL18XX_ACX_H__
23 #define __WL18XX_ACX_H__
24 
25 #include "../wlcore/wlcore.h"
26 #include "../wlcore/acx.h"
27 
28 enum {
29 	ACX_NS_IPV6_FILTER		 = 0x0050,
30 	ACX_PEER_HT_OPERATION_MODE_CFG	 = 0x0051,
31 	ACX_CSUM_CONFIG			 = 0x0052,
32 	ACX_SIM_CONFIG			 = 0x0053,
33 	ACX_CLEAR_STATISTICS		 = 0x0054,
34 	ACX_AUTO_RX_STREAMING		 = 0x0055,
35 	ACX_PEER_CAP			 = 0x0056,
36 	ACX_INTERRUPT_NOTIFY		 = 0x0057,
37 	ACX_RX_BA_FILTER		 = 0x0058,
38 	ACX_AP_SLEEP_CFG                 = 0x0059
39 };
40 
41 /* numbers of bits the length field takes (add 1 for the actual number) */
42 #define WL18XX_HOST_IF_LEN_SIZE_FIELD 15
43 
44 #define WL18XX_ACX_EVENTS_VECTOR	(WL1271_ACX_INTR_WATCHDOG	| \
45 					 WL1271_ACX_INTR_INIT_COMPLETE	| \
46 					 WL1271_ACX_INTR_EVENT_A	| \
47 					 WL1271_ACX_INTR_EVENT_B	| \
48 					 WL1271_ACX_INTR_CMD_COMPLETE	| \
49 					 WL1271_ACX_INTR_HW_AVAILABLE	| \
50 					 WL1271_ACX_INTR_DATA		| \
51 					 WL1271_ACX_SW_INTR_WATCHDOG)
52 
53 #define WL18XX_INTR_MASK		(WL1271_ACX_INTR_WATCHDOG	| \
54 					 WL1271_ACX_INTR_EVENT_A	| \
55 					 WL1271_ACX_INTR_EVENT_B	| \
56 					 WL1271_ACX_INTR_HW_AVAILABLE	| \
57 					 WL1271_ACX_INTR_DATA		| \
58 					 WL1271_ACX_SW_INTR_WATCHDOG)
59 
60 struct wl18xx_acx_host_config_bitmap {
61 	struct acx_header header;
62 
63 	__le32 host_cfg_bitmap;
64 
65 	__le32 host_sdio_block_size;
66 
67 	/* extra mem blocks per frame in TX. */
68 	__le32 extra_mem_blocks;
69 
70 	/*
71 	 * number of bits of the length field in the first TX word
72 	 * (up to 15 - for using the entire 16 bits).
73 	 */
74 	__le32 length_field_size;
75 
76 } __packed;
77 
78 enum {
79 	CHECKSUM_OFFLOAD_DISABLED = 0,
80 	CHECKSUM_OFFLOAD_ENABLED  = 1,
81 	CHECKSUM_OFFLOAD_FAKE_RX  = 2,
82 	CHECKSUM_OFFLOAD_INVALID  = 0xFF
83 };
84 
85 struct wl18xx_acx_checksum_state {
86 	struct acx_header header;
87 
88 	 /* enum acx_checksum_state */
89 	u8 checksum_state;
90 	u8 pad[3];
91 } __packed;
92 
93 
94 struct wl18xx_acx_error_stats {
95 	u32 error_frame;
96 	u32 error_null_Frame_tx_start;
97 	u32 error_numll_frame_cts_start;
98 	u32 error_bar_retry;
99 	u32 error_frame_cts_nul_flid;
100 } __packed;
101 
102 struct wl18xx_acx_debug_stats {
103 	u32 debug1;
104 	u32 debug2;
105 	u32 debug3;
106 	u32 debug4;
107 	u32 debug5;
108 	u32 debug6;
109 } __packed;
110 
111 struct wl18xx_acx_ring_stats {
112 	u32 prepared_descs;
113 	u32 tx_cmplt;
114 } __packed;
115 
116 struct wl18xx_acx_tx_stats {
117 	u32 tx_prepared_descs;
118 	u32 tx_cmplt;
119 	u32 tx_template_prepared;
120 	u32 tx_data_prepared;
121 	u32 tx_template_programmed;
122 	u32 tx_data_programmed;
123 	u32 tx_burst_programmed;
124 	u32 tx_starts;
125 	u32 tx_imm_resp;
126 	u32 tx_start_templates;
127 	u32 tx_start_int_templates;
128 	u32 tx_start_fw_gen;
129 	u32 tx_start_data;
130 	u32 tx_start_null_frame;
131 	u32 tx_exch;
132 	u32 tx_retry_template;
133 	u32 tx_retry_data;
134 	u32 tx_exch_pending;
135 	u32 tx_exch_expiry;
136 	u32 tx_done_template;
137 	u32 tx_done_data;
138 	u32 tx_done_int_template;
139 	u32 tx_frame_checksum;
140 	u32 tx_checksum_result;
141 	u32 frag_called;
142 	u32 frag_mpdu_alloc_failed;
143 	u32 frag_init_called;
144 	u32 frag_in_process_called;
145 	u32 frag_tkip_called;
146 	u32 frag_key_not_found;
147 	u32 frag_need_fragmentation;
148 	u32 frag_bad_mblk_num;
149 	u32 frag_failed;
150 	u32 frag_cache_hit;
151 	u32 frag_cache_miss;
152 } __packed;
153 
154 struct wl18xx_acx_rx_stats {
155 	u32 rx_beacon_early_term;
156 	u32 rx_out_of_mpdu_nodes;
157 	u32 rx_hdr_overflow;
158 	u32 rx_dropped_frame;
159 	u32 rx_done_stage;
160 	u32 rx_done;
161 	u32 rx_defrag;
162 	u32 rx_defrag_end;
163 	u32 rx_cmplt;
164 	u32 rx_pre_complt;
165 	u32 rx_cmplt_task;
166 	u32 rx_phy_hdr;
167 	u32 rx_timeout;
168 	u32 rx_timeout_wa;
169 	u32 rx_wa_density_dropped_frame;
170 	u32 rx_wa_ba_not_expected;
171 	u32 rx_frame_checksum;
172 	u32 rx_checksum_result;
173 	u32 defrag_called;
174 	u32 defrag_init_called;
175 	u32 defrag_in_process_called;
176 	u32 defrag_tkip_called;
177 	u32 defrag_need_defrag;
178 	u32 defrag_decrypt_failed;
179 	u32 decrypt_key_not_found;
180 	u32 defrag_need_decrypt;
181 	u32 rx_tkip_replays;
182 } __packed;
183 
184 struct wl18xx_acx_isr_stats {
185 	u32 irqs;
186 } __packed;
187 
188 #define PWR_STAT_MAX_CONT_MISSED_BCNS_SPREAD 10
189 
190 struct wl18xx_acx_pwr_stats {
191 	u32 missing_bcns_cnt;
192 	u32 rcvd_bcns_cnt;
193 	u32 connection_out_of_sync;
194 	u32 cont_miss_bcns_spread[PWR_STAT_MAX_CONT_MISSED_BCNS_SPREAD];
195 	u32 rcvd_awake_bcns_cnt;
196 } __packed;
197 
198 struct wl18xx_acx_event_stats {
199 	u32 calibration;
200 	u32 rx_mismatch;
201 	u32 rx_mem_empty;
202 } __packed;
203 
204 struct wl18xx_acx_ps_poll_stats {
205 	u32 ps_poll_timeouts;
206 	u32 upsd_timeouts;
207 	u32 upsd_max_ap_turn;
208 	u32 ps_poll_max_ap_turn;
209 	u32 ps_poll_utilization;
210 	u32 upsd_utilization;
211 } __packed;
212 
213 struct wl18xx_acx_rx_filter_stats {
214 	u32 beacon_filter;
215 	u32 arp_filter;
216 	u32 mc_filter;
217 	u32 dup_filter;
218 	u32 data_filter;
219 	u32 ibss_filter;
220 	u32 protection_filter;
221 	u32 accum_arp_pend_requests;
222 	u32 max_arp_queue_dep;
223 } __packed;
224 
225 struct wl18xx_acx_rx_rate_stats {
226 	u32 rx_frames_per_rates[50];
227 } __packed;
228 
229 #define AGGR_STATS_TX_AGG	16
230 #define AGGR_STATS_TX_RATE	16
231 #define AGGR_STATS_RX_SIZE_LEN	16
232 
233 struct wl18xx_acx_aggr_stats {
234 	u32 tx_agg_vs_rate[AGGR_STATS_TX_AGG * AGGR_STATS_TX_RATE];
235 	u32 rx_size[AGGR_STATS_RX_SIZE_LEN];
236 } __packed;
237 
238 #define PIPE_STATS_HW_FIFO	11
239 
240 struct wl18xx_acx_pipeline_stats {
241 	u32 hs_tx_stat_fifo_int;
242 	u32 hs_rx_stat_fifo_int;
243 	u32 tcp_tx_stat_fifo_int;
244 	u32 tcp_rx_stat_fifo_int;
245 	u32 enc_tx_stat_fifo_int;
246 	u32 enc_rx_stat_fifo_int;
247 	u32 rx_complete_stat_fifo_int;
248 	u32 pre_proc_swi;
249 	u32 post_proc_swi;
250 	u32 sec_frag_swi;
251 	u32 pre_to_defrag_swi;
252 	u32 defrag_to_csum_swi;
253 	u32 csum_to_rx_xfer_swi;
254 	u32 dec_packet_in;
255 	u32 dec_packet_in_fifo_full;
256 	u32 dec_packet_out;
257 	u32 cs_rx_packet_in;
258 	u32 cs_rx_packet_out;
259 	u16 pipeline_fifo_full[PIPE_STATS_HW_FIFO];
260 } __packed;
261 
262 struct wl18xx_acx_mem_stats {
263 	u32 rx_free_mem_blks;
264 	u32 tx_free_mem_blks;
265 	u32 fwlog_free_mem_blks;
266 	u32 fw_gen_free_mem_blks;
267 } __packed;
268 
269 struct wl18xx_acx_statistics {
270 	struct acx_header header;
271 
272 	struct wl18xx_acx_error_stats		error;
273 	struct wl18xx_acx_debug_stats		debug;
274 	struct wl18xx_acx_tx_stats		tx;
275 	struct wl18xx_acx_rx_stats		rx;
276 	struct wl18xx_acx_isr_stats		isr;
277 	struct wl18xx_acx_pwr_stats		pwr;
278 	struct wl18xx_acx_ps_poll_stats		ps_poll;
279 	struct wl18xx_acx_rx_filter_stats	rx_filter;
280 	struct wl18xx_acx_rx_rate_stats		rx_rate;
281 	struct wl18xx_acx_aggr_stats		aggr_size;
282 	struct wl18xx_acx_pipeline_stats	pipeline;
283 	struct wl18xx_acx_mem_stats		mem;
284 } __packed;
285 
286 struct wl18xx_acx_clear_statistics {
287 	struct acx_header header;
288 };
289 
290 enum wlcore_bandwidth {
291 	WLCORE_BANDWIDTH_20MHZ,
292 	WLCORE_BANDWIDTH_40MHZ,
293 };
294 
295 struct wlcore_peer_ht_operation_mode {
296 	struct acx_header header;
297 
298 	u8 hlid;
299 	u8 bandwidth; /* enum wlcore_bandwidth */
300 	u8 padding[2];
301 };
302 
303 /*
304  * ACX_PEER_CAP
305  * this struct is very similar to wl1271_acx_ht_capabilities, with the
306  * addition of supported rates
307  */
308 struct wlcore_acx_peer_cap {
309 	struct acx_header header;
310 
311 	/* bitmask of capability bits supported by the peer */
312 	__le32 ht_capabilites;
313 
314 	/* rates supported by the remote peer */
315 	__le32 supported_rates;
316 
317 	/* Indicates to which link these capabilities apply. */
318 	u8 hlid;
319 
320 	/*
321 	 * This the maximum A-MPDU length supported by the AP. The FW may not
322 	 * exceed this length when sending A-MPDUs
323 	 */
324 	u8 ampdu_max_length;
325 
326 	/* This is the minimal spacing required when sending A-MPDUs to the AP*/
327 	u8 ampdu_min_spacing;
328 
329 	u8 padding;
330 } __packed;
331 
332 /*
333  * ACX_INTERRUPT_NOTIFY
334  * enable/disable fast-link/PSM notification from FW
335  */
336 struct wl18xx_acx_interrupt_notify {
337 	struct acx_header header;
338 	u32 enable;
339 };
340 
341 /*
342  * ACX_RX_BA_FILTER
343  * enable/disable RX BA filtering in FW
344  */
345 struct wl18xx_acx_rx_ba_filter {
346 	struct acx_header header;
347 	u32 enable;
348 };
349 
350 struct acx_ap_sleep_cfg {
351 	struct acx_header header;
352 	/* Duty Cycle (20-80% of staying Awake) for IDLE AP
353 	 * (0: disable)
354 	 */
355 	u8 idle_duty_cycle;
356 	/* Duty Cycle (20-80% of staying Awake) for Connected AP
357 	 * (0: disable)
358 	 */
359 	u8 connected_duty_cycle;
360 	/* Maximum stations that are allowed to be connected to AP
361 	 *  (255: no limit)
362 	 */
363 	u8 max_stations_thresh;
364 	/* Timeout till enabling the Sleep Mechanism after data stops
365 	 * [unit: 100 msec]
366 	 */
367 	u8 idle_conn_thresh;
368 } __packed;
369 
370 int wl18xx_acx_host_if_cfg_bitmap(struct wl1271 *wl, u32 host_cfg_bitmap,
371 				  u32 sdio_blk_size, u32 extra_mem_blks,
372 				  u32 len_field_size);
373 int wl18xx_acx_set_checksum_state(struct wl1271 *wl);
374 int wl18xx_acx_clear_statistics(struct wl1271 *wl);
375 int wl18xx_acx_peer_ht_operation_mode(struct wl1271 *wl, u8 hlid, bool wide);
376 int wl18xx_acx_set_peer_cap(struct wl1271 *wl,
377 			    struct ieee80211_sta_ht_cap *ht_cap,
378 			    bool allow_ht_operation,
379 			    u32 rate_set, u8 hlid);
380 int wl18xx_acx_interrupt_notify_config(struct wl1271 *wl, bool action);
381 int wl18xx_acx_rx_ba_filter(struct wl1271 *wl, bool action);
382 int wl18xx_acx_ap_sleep(struct wl1271 *wl);
383 
384 #endif /* __WL18XX_ACX_H__ */
385