xref: /openbmc/linux/drivers/net/wireless/ti/wl18xx/acx.h (revision c819e2cf)
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 };
37 
38 /* numbers of bits the length field takes (add 1 for the actual number) */
39 #define WL18XX_HOST_IF_LEN_SIZE_FIELD 15
40 
41 #define WL18XX_ACX_EVENTS_VECTOR	(WL1271_ACX_INTR_WATCHDOG	| \
42 					 WL1271_ACX_INTR_INIT_COMPLETE	| \
43 					 WL1271_ACX_INTR_EVENT_A	| \
44 					 WL1271_ACX_INTR_EVENT_B	| \
45 					 WL1271_ACX_INTR_CMD_COMPLETE	| \
46 					 WL1271_ACX_INTR_HW_AVAILABLE	| \
47 					 WL1271_ACX_INTR_DATA		| \
48 					 WL1271_ACX_SW_INTR_WATCHDOG)
49 
50 #define WL18XX_INTR_MASK		(WL1271_ACX_INTR_WATCHDOG	| \
51 					 WL1271_ACX_INTR_EVENT_A	| \
52 					 WL1271_ACX_INTR_EVENT_B	| \
53 					 WL1271_ACX_INTR_HW_AVAILABLE	| \
54 					 WL1271_ACX_INTR_DATA		| \
55 					 WL1271_ACX_SW_INTR_WATCHDOG)
56 
57 struct wl18xx_acx_host_config_bitmap {
58 	struct acx_header header;
59 
60 	__le32 host_cfg_bitmap;
61 
62 	__le32 host_sdio_block_size;
63 
64 	/* extra mem blocks per frame in TX. */
65 	__le32 extra_mem_blocks;
66 
67 	/*
68 	 * number of bits of the length field in the first TX word
69 	 * (up to 15 - for using the entire 16 bits).
70 	 */
71 	__le32 length_field_size;
72 
73 } __packed;
74 
75 enum {
76 	CHECKSUM_OFFLOAD_DISABLED = 0,
77 	CHECKSUM_OFFLOAD_ENABLED  = 1,
78 	CHECKSUM_OFFLOAD_FAKE_RX  = 2,
79 	CHECKSUM_OFFLOAD_INVALID  = 0xFF
80 };
81 
82 struct wl18xx_acx_checksum_state {
83 	struct acx_header header;
84 
85 	 /* enum acx_checksum_state */
86 	u8 checksum_state;
87 	u8 pad[3];
88 } __packed;
89 
90 
91 struct wl18xx_acx_error_stats {
92 	u32 error_frame;
93 	u32 error_null_Frame_tx_start;
94 	u32 error_numll_frame_cts_start;
95 	u32 error_bar_retry;
96 	u32 error_frame_cts_nul_flid;
97 } __packed;
98 
99 struct wl18xx_acx_debug_stats {
100 	u32 debug1;
101 	u32 debug2;
102 	u32 debug3;
103 	u32 debug4;
104 	u32 debug5;
105 	u32 debug6;
106 } __packed;
107 
108 struct wl18xx_acx_ring_stats {
109 	u32 prepared_descs;
110 	u32 tx_cmplt;
111 } __packed;
112 
113 struct wl18xx_acx_tx_stats {
114 	u32 tx_prepared_descs;
115 	u32 tx_cmplt;
116 	u32 tx_template_prepared;
117 	u32 tx_data_prepared;
118 	u32 tx_template_programmed;
119 	u32 tx_data_programmed;
120 	u32 tx_burst_programmed;
121 	u32 tx_starts;
122 	u32 tx_imm_resp;
123 	u32 tx_start_templates;
124 	u32 tx_start_int_templates;
125 	u32 tx_start_fw_gen;
126 	u32 tx_start_data;
127 	u32 tx_start_null_frame;
128 	u32 tx_exch;
129 	u32 tx_retry_template;
130 	u32 tx_retry_data;
131 	u32 tx_exch_pending;
132 	u32 tx_exch_expiry;
133 	u32 tx_done_template;
134 	u32 tx_done_data;
135 	u32 tx_done_int_template;
136 	u32 tx_frame_checksum;
137 	u32 tx_checksum_result;
138 	u32 frag_called;
139 	u32 frag_mpdu_alloc_failed;
140 	u32 frag_init_called;
141 	u32 frag_in_process_called;
142 	u32 frag_tkip_called;
143 	u32 frag_key_not_found;
144 	u32 frag_need_fragmentation;
145 	u32 frag_bad_mblk_num;
146 	u32 frag_failed;
147 	u32 frag_cache_hit;
148 	u32 frag_cache_miss;
149 } __packed;
150 
151 struct wl18xx_acx_rx_stats {
152 	u32 rx_beacon_early_term;
153 	u32 rx_out_of_mpdu_nodes;
154 	u32 rx_hdr_overflow;
155 	u32 rx_dropped_frame;
156 	u32 rx_done_stage;
157 	u32 rx_done;
158 	u32 rx_defrag;
159 	u32 rx_defrag_end;
160 	u32 rx_cmplt;
161 	u32 rx_pre_complt;
162 	u32 rx_cmplt_task;
163 	u32 rx_phy_hdr;
164 	u32 rx_timeout;
165 	u32 rx_timeout_wa;
166 	u32 rx_wa_density_dropped_frame;
167 	u32 rx_wa_ba_not_expected;
168 	u32 rx_frame_checksum;
169 	u32 rx_checksum_result;
170 	u32 defrag_called;
171 	u32 defrag_init_called;
172 	u32 defrag_in_process_called;
173 	u32 defrag_tkip_called;
174 	u32 defrag_need_defrag;
175 	u32 defrag_decrypt_failed;
176 	u32 decrypt_key_not_found;
177 	u32 defrag_need_decrypt;
178 	u32 rx_tkip_replays;
179 } __packed;
180 
181 struct wl18xx_acx_isr_stats {
182 	u32 irqs;
183 } __packed;
184 
185 #define PWR_STAT_MAX_CONT_MISSED_BCNS_SPREAD 10
186 
187 struct wl18xx_acx_pwr_stats {
188 	u32 missing_bcns_cnt;
189 	u32 rcvd_bcns_cnt;
190 	u32 connection_out_of_sync;
191 	u32 cont_miss_bcns_spread[PWR_STAT_MAX_CONT_MISSED_BCNS_SPREAD];
192 	u32 rcvd_awake_bcns_cnt;
193 } __packed;
194 
195 struct wl18xx_acx_event_stats {
196 	u32 calibration;
197 	u32 rx_mismatch;
198 	u32 rx_mem_empty;
199 } __packed;
200 
201 struct wl18xx_acx_ps_poll_stats {
202 	u32 ps_poll_timeouts;
203 	u32 upsd_timeouts;
204 	u32 upsd_max_ap_turn;
205 	u32 ps_poll_max_ap_turn;
206 	u32 ps_poll_utilization;
207 	u32 upsd_utilization;
208 } __packed;
209 
210 struct wl18xx_acx_rx_filter_stats {
211 	u32 beacon_filter;
212 	u32 arp_filter;
213 	u32 mc_filter;
214 	u32 dup_filter;
215 	u32 data_filter;
216 	u32 ibss_filter;
217 	u32 protection_filter;
218 	u32 accum_arp_pend_requests;
219 	u32 max_arp_queue_dep;
220 } __packed;
221 
222 struct wl18xx_acx_rx_rate_stats {
223 	u32 rx_frames_per_rates[50];
224 } __packed;
225 
226 #define AGGR_STATS_TX_AGG	16
227 #define AGGR_STATS_TX_RATE	16
228 #define AGGR_STATS_RX_SIZE_LEN	16
229 
230 struct wl18xx_acx_aggr_stats {
231 	u32 tx_agg_vs_rate[AGGR_STATS_TX_AGG * AGGR_STATS_TX_RATE];
232 	u32 rx_size[AGGR_STATS_RX_SIZE_LEN];
233 } __packed;
234 
235 #define PIPE_STATS_HW_FIFO	11
236 
237 struct wl18xx_acx_pipeline_stats {
238 	u32 hs_tx_stat_fifo_int;
239 	u32 hs_rx_stat_fifo_int;
240 	u32 tcp_tx_stat_fifo_int;
241 	u32 tcp_rx_stat_fifo_int;
242 	u32 enc_tx_stat_fifo_int;
243 	u32 enc_rx_stat_fifo_int;
244 	u32 rx_complete_stat_fifo_int;
245 	u32 pre_proc_swi;
246 	u32 post_proc_swi;
247 	u32 sec_frag_swi;
248 	u32 pre_to_defrag_swi;
249 	u32 defrag_to_csum_swi;
250 	u32 csum_to_rx_xfer_swi;
251 	u32 dec_packet_in;
252 	u32 dec_packet_in_fifo_full;
253 	u32 dec_packet_out;
254 	u32 cs_rx_packet_in;
255 	u32 cs_rx_packet_out;
256 	u16 pipeline_fifo_full[PIPE_STATS_HW_FIFO];
257 } __packed;
258 
259 struct wl18xx_acx_mem_stats {
260 	u32 rx_free_mem_blks;
261 	u32 tx_free_mem_blks;
262 	u32 fwlog_free_mem_blks;
263 	u32 fw_gen_free_mem_blks;
264 } __packed;
265 
266 struct wl18xx_acx_statistics {
267 	struct acx_header header;
268 
269 	struct wl18xx_acx_error_stats		error;
270 	struct wl18xx_acx_debug_stats		debug;
271 	struct wl18xx_acx_tx_stats		tx;
272 	struct wl18xx_acx_rx_stats		rx;
273 	struct wl18xx_acx_isr_stats		isr;
274 	struct wl18xx_acx_pwr_stats		pwr;
275 	struct wl18xx_acx_ps_poll_stats		ps_poll;
276 	struct wl18xx_acx_rx_filter_stats	rx_filter;
277 	struct wl18xx_acx_rx_rate_stats		rx_rate;
278 	struct wl18xx_acx_aggr_stats		aggr_size;
279 	struct wl18xx_acx_pipeline_stats	pipeline;
280 	struct wl18xx_acx_mem_stats		mem;
281 } __packed;
282 
283 struct wl18xx_acx_clear_statistics {
284 	struct acx_header header;
285 };
286 
287 enum wlcore_bandwidth {
288 	WLCORE_BANDWIDTH_20MHZ,
289 	WLCORE_BANDWIDTH_40MHZ,
290 };
291 
292 struct wlcore_peer_ht_operation_mode {
293 	struct acx_header header;
294 
295 	u8 hlid;
296 	u8 bandwidth; /* enum wlcore_bandwidth */
297 	u8 padding[2];
298 };
299 
300 /*
301  * ACX_PEER_CAP
302  * this struct is very similar to wl1271_acx_ht_capabilities, with the
303  * addition of supported rates
304  */
305 struct wlcore_acx_peer_cap {
306 	struct acx_header header;
307 
308 	/* bitmask of capability bits supported by the peer */
309 	__le32 ht_capabilites;
310 
311 	/* rates supported by the remote peer */
312 	__le32 supported_rates;
313 
314 	/* Indicates to which link these capabilities apply. */
315 	u8 hlid;
316 
317 	/*
318 	 * This the maximum A-MPDU length supported by the AP. The FW may not
319 	 * exceed this length when sending A-MPDUs
320 	 */
321 	u8 ampdu_max_length;
322 
323 	/* This is the minimal spacing required when sending A-MPDUs to the AP*/
324 	u8 ampdu_min_spacing;
325 
326 	u8 padding;
327 } __packed;
328 
329 int wl18xx_acx_host_if_cfg_bitmap(struct wl1271 *wl, u32 host_cfg_bitmap,
330 				  u32 sdio_blk_size, u32 extra_mem_blks,
331 				  u32 len_field_size);
332 int wl18xx_acx_set_checksum_state(struct wl1271 *wl);
333 int wl18xx_acx_clear_statistics(struct wl1271 *wl);
334 int wl18xx_acx_peer_ht_operation_mode(struct wl1271 *wl, u8 hlid, bool wide);
335 int wl18xx_acx_set_peer_cap(struct wl1271 *wl,
336 			    struct ieee80211_sta_ht_cap *ht_cap,
337 			    bool allow_ht_operation,
338 			    u32 rate_set, u8 hlid);
339 
340 #endif /* __WL18XX_ACX_H__ */
341