1 /*
2  * This file is part of wl18xx
3  *
4  * Copyright (C) 2009 Nokia Corporation
5  * Copyright (C) 2011-2012 Texas Instruments
6  *
7  * This program is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU General Public License
9  * version 2 as published by the Free Software Foundation.
10  *
11  * This program is distributed in the hope that it will be useful, but
12  * WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14  * General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with this program; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
19  * 02110-1301 USA
20  *
21  */
22 
23 #include "../wlcore/debugfs.h"
24 #include "../wlcore/wlcore.h"
25 
26 #include "wl18xx.h"
27 #include "acx.h"
28 #include "debugfs.h"
29 
30 #define WL18XX_DEBUGFS_FWSTATS_FILE(a, b, c) \
31 	DEBUGFS_FWSTATS_FILE(a, b, c, wl18xx_acx_statistics)
32 #define WL18XX_DEBUGFS_FWSTATS_FILE_ARRAY(a, b, c) \
33 	DEBUGFS_FWSTATS_FILE_ARRAY(a, b, c, wl18xx_acx_statistics)
34 
35 
36 WL18XX_DEBUGFS_FWSTATS_FILE(debug, debug1, "%u");
37 WL18XX_DEBUGFS_FWSTATS_FILE(debug, debug2, "%u");
38 WL18XX_DEBUGFS_FWSTATS_FILE(debug, debug3, "%u");
39 WL18XX_DEBUGFS_FWSTATS_FILE(debug, debug4, "%u");
40 WL18XX_DEBUGFS_FWSTATS_FILE(debug, debug5, "%u");
41 WL18XX_DEBUGFS_FWSTATS_FILE(debug, debug6, "%u");
42 
43 WL18XX_DEBUGFS_FWSTATS_FILE(error, error_frame, "%u");
44 WL18XX_DEBUGFS_FWSTATS_FILE(error, error_null_Frame_tx_start, "%u");
45 WL18XX_DEBUGFS_FWSTATS_FILE(error, error_numll_frame_cts_start, "%u");
46 WL18XX_DEBUGFS_FWSTATS_FILE(error, error_bar_retry, "%u");
47 WL18XX_DEBUGFS_FWSTATS_FILE(error, error_frame_cts_nul_flid, "%u");
48 
49 WL18XX_DEBUGFS_FWSTATS_FILE(tx, tx_prepared_descs, "%u");
50 WL18XX_DEBUGFS_FWSTATS_FILE(tx, tx_cmplt, "%u");
51 WL18XX_DEBUGFS_FWSTATS_FILE(tx, tx_template_prepared, "%u");
52 WL18XX_DEBUGFS_FWSTATS_FILE(tx, tx_data_prepared, "%u");
53 WL18XX_DEBUGFS_FWSTATS_FILE(tx, tx_template_programmed, "%u");
54 WL18XX_DEBUGFS_FWSTATS_FILE(tx, tx_data_programmed, "%u");
55 WL18XX_DEBUGFS_FWSTATS_FILE(tx, tx_burst_programmed, "%u");
56 WL18XX_DEBUGFS_FWSTATS_FILE(tx, tx_starts, "%u");
57 WL18XX_DEBUGFS_FWSTATS_FILE(tx, tx_imm_resp, "%u");
58 WL18XX_DEBUGFS_FWSTATS_FILE(tx, tx_start_templates, "%u");
59 WL18XX_DEBUGFS_FWSTATS_FILE(tx, tx_start_int_templates, "%u");
60 WL18XX_DEBUGFS_FWSTATS_FILE(tx, tx_start_fw_gen, "%u");
61 WL18XX_DEBUGFS_FWSTATS_FILE(tx, tx_start_data, "%u");
62 WL18XX_DEBUGFS_FWSTATS_FILE(tx, tx_start_null_frame, "%u");
63 WL18XX_DEBUGFS_FWSTATS_FILE(tx, tx_exch, "%u");
64 WL18XX_DEBUGFS_FWSTATS_FILE(tx, tx_retry_template, "%u");
65 WL18XX_DEBUGFS_FWSTATS_FILE(tx, tx_retry_data, "%u");
66 WL18XX_DEBUGFS_FWSTATS_FILE(tx, tx_exch_pending, "%u");
67 WL18XX_DEBUGFS_FWSTATS_FILE(tx, tx_exch_expiry, "%u");
68 WL18XX_DEBUGFS_FWSTATS_FILE(tx, tx_done_template, "%u");
69 WL18XX_DEBUGFS_FWSTATS_FILE(tx, tx_done_data, "%u");
70 WL18XX_DEBUGFS_FWSTATS_FILE(tx, tx_done_int_template, "%u");
71 WL18XX_DEBUGFS_FWSTATS_FILE(tx, tx_frame_checksum, "%u");
72 WL18XX_DEBUGFS_FWSTATS_FILE(tx, tx_checksum_result, "%u");
73 WL18XX_DEBUGFS_FWSTATS_FILE(tx, frag_called, "%u");
74 WL18XX_DEBUGFS_FWSTATS_FILE(tx, frag_mpdu_alloc_failed, "%u");
75 WL18XX_DEBUGFS_FWSTATS_FILE(tx, frag_init_called, "%u");
76 WL18XX_DEBUGFS_FWSTATS_FILE(tx, frag_in_process_called, "%u");
77 WL18XX_DEBUGFS_FWSTATS_FILE(tx, frag_tkip_called, "%u");
78 WL18XX_DEBUGFS_FWSTATS_FILE(tx, frag_key_not_found, "%u");
79 WL18XX_DEBUGFS_FWSTATS_FILE(tx, frag_need_fragmentation, "%u");
80 WL18XX_DEBUGFS_FWSTATS_FILE(tx, frag_bad_mblk_num, "%u");
81 WL18XX_DEBUGFS_FWSTATS_FILE(tx, frag_failed, "%u");
82 WL18XX_DEBUGFS_FWSTATS_FILE(tx, frag_cache_hit, "%u");
83 WL18XX_DEBUGFS_FWSTATS_FILE(tx, frag_cache_miss, "%u");
84 
85 WL18XX_DEBUGFS_FWSTATS_FILE(rx, rx_beacon_early_term, "%u");
86 WL18XX_DEBUGFS_FWSTATS_FILE(rx, rx_out_of_mpdu_nodes, "%u");
87 WL18XX_DEBUGFS_FWSTATS_FILE(rx, rx_hdr_overflow, "%u");
88 WL18XX_DEBUGFS_FWSTATS_FILE(rx, rx_dropped_frame, "%u");
89 WL18XX_DEBUGFS_FWSTATS_FILE(rx, rx_done, "%u");
90 WL18XX_DEBUGFS_FWSTATS_FILE(rx, rx_defrag, "%u");
91 WL18XX_DEBUGFS_FWSTATS_FILE(rx, rx_defrag_end, "%u");
92 WL18XX_DEBUGFS_FWSTATS_FILE(rx, rx_cmplt, "%u");
93 WL18XX_DEBUGFS_FWSTATS_FILE(rx, rx_pre_complt, "%u");
94 WL18XX_DEBUGFS_FWSTATS_FILE(rx, rx_cmplt_task, "%u");
95 WL18XX_DEBUGFS_FWSTATS_FILE(rx, rx_phy_hdr, "%u");
96 WL18XX_DEBUGFS_FWSTATS_FILE(rx, rx_timeout, "%u");
97 WL18XX_DEBUGFS_FWSTATS_FILE(rx, rx_timeout_wa, "%u");
98 WL18XX_DEBUGFS_FWSTATS_FILE(rx, rx_wa_density_dropped_frame, "%u");
99 WL18XX_DEBUGFS_FWSTATS_FILE(rx, rx_wa_ba_not_expected, "%u");
100 WL18XX_DEBUGFS_FWSTATS_FILE(rx, rx_frame_checksum, "%u");
101 WL18XX_DEBUGFS_FWSTATS_FILE(rx, rx_checksum_result, "%u");
102 WL18XX_DEBUGFS_FWSTATS_FILE(rx, defrag_called, "%u");
103 WL18XX_DEBUGFS_FWSTATS_FILE(rx, defrag_init_called, "%u");
104 WL18XX_DEBUGFS_FWSTATS_FILE(rx, defrag_in_process_called, "%u");
105 WL18XX_DEBUGFS_FWSTATS_FILE(rx, defrag_tkip_called, "%u");
106 WL18XX_DEBUGFS_FWSTATS_FILE(rx, defrag_need_defrag, "%u");
107 WL18XX_DEBUGFS_FWSTATS_FILE(rx, defrag_decrypt_failed, "%u");
108 WL18XX_DEBUGFS_FWSTATS_FILE(rx, decrypt_key_not_found, "%u");
109 WL18XX_DEBUGFS_FWSTATS_FILE(rx, defrag_need_decrypt, "%u");
110 WL18XX_DEBUGFS_FWSTATS_FILE(rx, rx_tkip_replays, "%u");
111 
112 WL18XX_DEBUGFS_FWSTATS_FILE(isr, irqs, "%u");
113 
114 WL18XX_DEBUGFS_FWSTATS_FILE(pwr, missing_bcns_cnt, "%u");
115 WL18XX_DEBUGFS_FWSTATS_FILE(pwr, rcvd_bcns_cnt, "%u");
116 WL18XX_DEBUGFS_FWSTATS_FILE(pwr, connection_out_of_sync, "%u");
117 WL18XX_DEBUGFS_FWSTATS_FILE_ARRAY(pwr, cont_miss_bcns_spread,
118 				  PWR_STAT_MAX_CONT_MISSED_BCNS_SPREAD);
119 WL18XX_DEBUGFS_FWSTATS_FILE(pwr, rcvd_awake_bcns_cnt, "%u");
120 
121 
122 WL18XX_DEBUGFS_FWSTATS_FILE(ps_poll, ps_poll_timeouts, "%u");
123 WL18XX_DEBUGFS_FWSTATS_FILE(ps_poll, upsd_timeouts, "%u");
124 WL18XX_DEBUGFS_FWSTATS_FILE(ps_poll, upsd_max_ap_turn, "%u");
125 WL18XX_DEBUGFS_FWSTATS_FILE(ps_poll, ps_poll_max_ap_turn, "%u");
126 WL18XX_DEBUGFS_FWSTATS_FILE(ps_poll, ps_poll_utilization, "%u");
127 WL18XX_DEBUGFS_FWSTATS_FILE(ps_poll, upsd_utilization, "%u");
128 
129 WL18XX_DEBUGFS_FWSTATS_FILE(rx_filter, beacon_filter, "%u");
130 WL18XX_DEBUGFS_FWSTATS_FILE(rx_filter, arp_filter, "%u");
131 WL18XX_DEBUGFS_FWSTATS_FILE(rx_filter, mc_filter, "%u");
132 WL18XX_DEBUGFS_FWSTATS_FILE(rx_filter, dup_filter, "%u");
133 WL18XX_DEBUGFS_FWSTATS_FILE(rx_filter, data_filter, "%u");
134 WL18XX_DEBUGFS_FWSTATS_FILE(rx_filter, ibss_filter, "%u");
135 WL18XX_DEBUGFS_FWSTATS_FILE(rx_filter, protection_filter, "%u");
136 WL18XX_DEBUGFS_FWSTATS_FILE(rx_filter, accum_arp_pend_requests, "%u");
137 WL18XX_DEBUGFS_FWSTATS_FILE(rx_filter, max_arp_queue_dep, "%u");
138 
139 WL18XX_DEBUGFS_FWSTATS_FILE(rx_rate, rx_frames_per_rates, "%u");
140 
141 WL18XX_DEBUGFS_FWSTATS_FILE_ARRAY(aggr_size, tx_agg_vs_rate,
142 				  AGGR_STATS_TX_AGG*AGGR_STATS_TX_RATE);
143 WL18XX_DEBUGFS_FWSTATS_FILE_ARRAY(aggr_size, rx_size,
144 				  AGGR_STATS_RX_SIZE_LEN);
145 
146 WL18XX_DEBUGFS_FWSTATS_FILE(pipeline, hs_tx_stat_fifo_int, "%u");
147 WL18XX_DEBUGFS_FWSTATS_FILE(pipeline, tcp_tx_stat_fifo_int, "%u");
148 WL18XX_DEBUGFS_FWSTATS_FILE(pipeline, tcp_rx_stat_fifo_int, "%u");
149 WL18XX_DEBUGFS_FWSTATS_FILE(pipeline, enc_tx_stat_fifo_int, "%u");
150 WL18XX_DEBUGFS_FWSTATS_FILE(pipeline, enc_rx_stat_fifo_int, "%u");
151 WL18XX_DEBUGFS_FWSTATS_FILE(pipeline, rx_complete_stat_fifo_int, "%u");
152 WL18XX_DEBUGFS_FWSTATS_FILE(pipeline, pre_proc_swi, "%u");
153 WL18XX_DEBUGFS_FWSTATS_FILE(pipeline, post_proc_swi, "%u");
154 WL18XX_DEBUGFS_FWSTATS_FILE(pipeline, sec_frag_swi, "%u");
155 WL18XX_DEBUGFS_FWSTATS_FILE(pipeline, pre_to_defrag_swi, "%u");
156 WL18XX_DEBUGFS_FWSTATS_FILE(pipeline, defrag_to_csum_swi, "%u");
157 WL18XX_DEBUGFS_FWSTATS_FILE(pipeline, csum_to_rx_xfer_swi, "%u");
158 WL18XX_DEBUGFS_FWSTATS_FILE(pipeline, dec_packet_in, "%u");
159 WL18XX_DEBUGFS_FWSTATS_FILE(pipeline, dec_packet_in_fifo_full, "%u");
160 WL18XX_DEBUGFS_FWSTATS_FILE(pipeline, dec_packet_out, "%u");
161 WL18XX_DEBUGFS_FWSTATS_FILE(pipeline, cs_rx_packet_in, "%u");
162 WL18XX_DEBUGFS_FWSTATS_FILE(pipeline, cs_rx_packet_out, "%u");
163 
164 WL18XX_DEBUGFS_FWSTATS_FILE_ARRAY(pipeline, pipeline_fifo_full,
165 				  PIPE_STATS_HW_FIFO);
166 
167 WL18XX_DEBUGFS_FWSTATS_FILE(mem, rx_free_mem_blks, "%u");
168 WL18XX_DEBUGFS_FWSTATS_FILE(mem, tx_free_mem_blks, "%u");
169 WL18XX_DEBUGFS_FWSTATS_FILE(mem, fwlog_free_mem_blks, "%u");
170 WL18XX_DEBUGFS_FWSTATS_FILE(mem, fw_gen_free_mem_blks, "%u");
171 
172 static ssize_t conf_read(struct file *file, char __user *user_buf,
173 			 size_t count, loff_t *ppos)
174 {
175 	struct wl1271 *wl = file->private_data;
176 	struct wl18xx_priv *priv = wl->priv;
177 	struct wlcore_conf_header header;
178 	char *buf, *pos;
179 	size_t len;
180 	int ret;
181 
182 	len = WL18XX_CONF_SIZE;
183 	buf = kmalloc(len, GFP_KERNEL);
184 	if (!buf)
185 		return -ENOMEM;
186 
187 	header.magic	= cpu_to_le32(WL18XX_CONF_MAGIC);
188 	header.version	= cpu_to_le32(WL18XX_CONF_VERSION);
189 	header.checksum	= 0;
190 
191 	mutex_lock(&wl->mutex);
192 
193 	pos = buf;
194 	memcpy(pos, &header, sizeof(header));
195 	pos += sizeof(header);
196 	memcpy(pos, &wl->conf, sizeof(wl->conf));
197 	pos += sizeof(wl->conf);
198 	memcpy(pos, &priv->conf, sizeof(priv->conf));
199 
200 	mutex_unlock(&wl->mutex);
201 
202 	ret = simple_read_from_buffer(user_buf, count, ppos, buf, len);
203 
204 	kfree(buf);
205 	return ret;
206 }
207 
208 static const struct file_operations conf_ops = {
209 	.read = conf_read,
210 	.open = simple_open,
211 	.llseek = default_llseek,
212 };
213 
214 static ssize_t clear_fw_stats_write(struct file *file,
215 			      const char __user *user_buf,
216 			      size_t count, loff_t *ppos)
217 {
218 	struct wl1271 *wl = file->private_data;
219 	int ret;
220 
221 	mutex_lock(&wl->mutex);
222 
223 	if (unlikely(wl->state != WLCORE_STATE_ON))
224 		goto out;
225 
226 	ret = wl18xx_acx_clear_statistics(wl);
227 	if (ret < 0) {
228 		count = ret;
229 		goto out;
230 	}
231 out:
232 	mutex_unlock(&wl->mutex);
233 	return count;
234 }
235 
236 static const struct file_operations clear_fw_stats_ops = {
237 	.write = clear_fw_stats_write,
238 	.open = simple_open,
239 	.llseek = default_llseek,
240 };
241 
242 int wl18xx_debugfs_add_files(struct wl1271 *wl,
243 			     struct dentry *rootdir)
244 {
245 	int ret = 0;
246 	struct dentry *entry, *stats, *moddir;
247 
248 	moddir = debugfs_create_dir(KBUILD_MODNAME, rootdir);
249 	if (!moddir || IS_ERR(moddir)) {
250 		entry = moddir;
251 		goto err;
252 	}
253 
254 	stats = debugfs_create_dir("fw_stats", moddir);
255 	if (!stats || IS_ERR(stats)) {
256 		entry = stats;
257 		goto err;
258 	}
259 
260 	DEBUGFS_ADD(clear_fw_stats, stats);
261 
262 	DEBUGFS_FWSTATS_ADD(debug, debug1);
263 	DEBUGFS_FWSTATS_ADD(debug, debug2);
264 	DEBUGFS_FWSTATS_ADD(debug, debug3);
265 	DEBUGFS_FWSTATS_ADD(debug, debug4);
266 	DEBUGFS_FWSTATS_ADD(debug, debug5);
267 	DEBUGFS_FWSTATS_ADD(debug, debug6);
268 
269 	DEBUGFS_FWSTATS_ADD(error, error_frame);
270 	DEBUGFS_FWSTATS_ADD(error, error_null_Frame_tx_start);
271 	DEBUGFS_FWSTATS_ADD(error, error_numll_frame_cts_start);
272 	DEBUGFS_FWSTATS_ADD(error, error_bar_retry);
273 	DEBUGFS_FWSTATS_ADD(error, error_frame_cts_nul_flid);
274 
275 	DEBUGFS_FWSTATS_ADD(tx, tx_prepared_descs);
276 	DEBUGFS_FWSTATS_ADD(tx, tx_cmplt);
277 	DEBUGFS_FWSTATS_ADD(tx, tx_template_prepared);
278 	DEBUGFS_FWSTATS_ADD(tx, tx_data_prepared);
279 	DEBUGFS_FWSTATS_ADD(tx, tx_template_programmed);
280 	DEBUGFS_FWSTATS_ADD(tx, tx_data_programmed);
281 	DEBUGFS_FWSTATS_ADD(tx, tx_burst_programmed);
282 	DEBUGFS_FWSTATS_ADD(tx, tx_starts);
283 	DEBUGFS_FWSTATS_ADD(tx, tx_imm_resp);
284 	DEBUGFS_FWSTATS_ADD(tx, tx_start_templates);
285 	DEBUGFS_FWSTATS_ADD(tx, tx_start_int_templates);
286 	DEBUGFS_FWSTATS_ADD(tx, tx_start_fw_gen);
287 	DEBUGFS_FWSTATS_ADD(tx, tx_start_data);
288 	DEBUGFS_FWSTATS_ADD(tx, tx_start_null_frame);
289 	DEBUGFS_FWSTATS_ADD(tx, tx_exch);
290 	DEBUGFS_FWSTATS_ADD(tx, tx_retry_template);
291 	DEBUGFS_FWSTATS_ADD(tx, tx_retry_data);
292 	DEBUGFS_FWSTATS_ADD(tx, tx_exch_pending);
293 	DEBUGFS_FWSTATS_ADD(tx, tx_exch_expiry);
294 	DEBUGFS_FWSTATS_ADD(tx, tx_done_template);
295 	DEBUGFS_FWSTATS_ADD(tx, tx_done_data);
296 	DEBUGFS_FWSTATS_ADD(tx, tx_done_int_template);
297 	DEBUGFS_FWSTATS_ADD(tx, tx_frame_checksum);
298 	DEBUGFS_FWSTATS_ADD(tx, tx_checksum_result);
299 	DEBUGFS_FWSTATS_ADD(tx, frag_called);
300 	DEBUGFS_FWSTATS_ADD(tx, frag_mpdu_alloc_failed);
301 	DEBUGFS_FWSTATS_ADD(tx, frag_init_called);
302 	DEBUGFS_FWSTATS_ADD(tx, frag_in_process_called);
303 	DEBUGFS_FWSTATS_ADD(tx, frag_tkip_called);
304 	DEBUGFS_FWSTATS_ADD(tx, frag_key_not_found);
305 	DEBUGFS_FWSTATS_ADD(tx, frag_need_fragmentation);
306 	DEBUGFS_FWSTATS_ADD(tx, frag_bad_mblk_num);
307 	DEBUGFS_FWSTATS_ADD(tx, frag_failed);
308 	DEBUGFS_FWSTATS_ADD(tx, frag_cache_hit);
309 	DEBUGFS_FWSTATS_ADD(tx, frag_cache_miss);
310 
311 	DEBUGFS_FWSTATS_ADD(rx, rx_beacon_early_term);
312 	DEBUGFS_FWSTATS_ADD(rx, rx_out_of_mpdu_nodes);
313 	DEBUGFS_FWSTATS_ADD(rx, rx_hdr_overflow);
314 	DEBUGFS_FWSTATS_ADD(rx, rx_dropped_frame);
315 	DEBUGFS_FWSTATS_ADD(rx, rx_done);
316 	DEBUGFS_FWSTATS_ADD(rx, rx_defrag);
317 	DEBUGFS_FWSTATS_ADD(rx, rx_defrag_end);
318 	DEBUGFS_FWSTATS_ADD(rx, rx_cmplt);
319 	DEBUGFS_FWSTATS_ADD(rx, rx_pre_complt);
320 	DEBUGFS_FWSTATS_ADD(rx, rx_cmplt_task);
321 	DEBUGFS_FWSTATS_ADD(rx, rx_phy_hdr);
322 	DEBUGFS_FWSTATS_ADD(rx, rx_timeout);
323 	DEBUGFS_FWSTATS_ADD(rx, rx_timeout_wa);
324 	DEBUGFS_FWSTATS_ADD(rx, rx_wa_density_dropped_frame);
325 	DEBUGFS_FWSTATS_ADD(rx, rx_wa_ba_not_expected);
326 	DEBUGFS_FWSTATS_ADD(rx, rx_frame_checksum);
327 	DEBUGFS_FWSTATS_ADD(rx, rx_checksum_result);
328 	DEBUGFS_FWSTATS_ADD(rx, defrag_called);
329 	DEBUGFS_FWSTATS_ADD(rx, defrag_init_called);
330 	DEBUGFS_FWSTATS_ADD(rx, defrag_in_process_called);
331 	DEBUGFS_FWSTATS_ADD(rx, defrag_tkip_called);
332 	DEBUGFS_FWSTATS_ADD(rx, defrag_need_defrag);
333 	DEBUGFS_FWSTATS_ADD(rx, defrag_decrypt_failed);
334 	DEBUGFS_FWSTATS_ADD(rx, decrypt_key_not_found);
335 	DEBUGFS_FWSTATS_ADD(rx, defrag_need_decrypt);
336 	DEBUGFS_FWSTATS_ADD(rx, rx_tkip_replays);
337 
338 	DEBUGFS_FWSTATS_ADD(isr, irqs);
339 
340 	DEBUGFS_FWSTATS_ADD(pwr, missing_bcns_cnt);
341 	DEBUGFS_FWSTATS_ADD(pwr, rcvd_bcns_cnt);
342 	DEBUGFS_FWSTATS_ADD(pwr, connection_out_of_sync);
343 	DEBUGFS_FWSTATS_ADD(pwr, cont_miss_bcns_spread);
344 	DEBUGFS_FWSTATS_ADD(pwr, rcvd_awake_bcns_cnt);
345 
346 	DEBUGFS_FWSTATS_ADD(ps_poll, ps_poll_timeouts);
347 	DEBUGFS_FWSTATS_ADD(ps_poll, upsd_timeouts);
348 	DEBUGFS_FWSTATS_ADD(ps_poll, upsd_max_ap_turn);
349 	DEBUGFS_FWSTATS_ADD(ps_poll, ps_poll_max_ap_turn);
350 	DEBUGFS_FWSTATS_ADD(ps_poll, ps_poll_utilization);
351 	DEBUGFS_FWSTATS_ADD(ps_poll, upsd_utilization);
352 
353 	DEBUGFS_FWSTATS_ADD(rx_filter, beacon_filter);
354 	DEBUGFS_FWSTATS_ADD(rx_filter, arp_filter);
355 	DEBUGFS_FWSTATS_ADD(rx_filter, mc_filter);
356 	DEBUGFS_FWSTATS_ADD(rx_filter, dup_filter);
357 	DEBUGFS_FWSTATS_ADD(rx_filter, data_filter);
358 	DEBUGFS_FWSTATS_ADD(rx_filter, ibss_filter);
359 	DEBUGFS_FWSTATS_ADD(rx_filter, protection_filter);
360 	DEBUGFS_FWSTATS_ADD(rx_filter, accum_arp_pend_requests);
361 	DEBUGFS_FWSTATS_ADD(rx_filter, max_arp_queue_dep);
362 
363 	DEBUGFS_FWSTATS_ADD(rx_rate, rx_frames_per_rates);
364 
365 	DEBUGFS_FWSTATS_ADD(aggr_size, tx_agg_vs_rate);
366 	DEBUGFS_FWSTATS_ADD(aggr_size, rx_size);
367 
368 	DEBUGFS_FWSTATS_ADD(pipeline, hs_tx_stat_fifo_int);
369 	DEBUGFS_FWSTATS_ADD(pipeline, tcp_tx_stat_fifo_int);
370 	DEBUGFS_FWSTATS_ADD(pipeline, tcp_rx_stat_fifo_int);
371 	DEBUGFS_FWSTATS_ADD(pipeline, enc_tx_stat_fifo_int);
372 	DEBUGFS_FWSTATS_ADD(pipeline, enc_rx_stat_fifo_int);
373 	DEBUGFS_FWSTATS_ADD(pipeline, rx_complete_stat_fifo_int);
374 	DEBUGFS_FWSTATS_ADD(pipeline, pre_proc_swi);
375 	DEBUGFS_FWSTATS_ADD(pipeline, post_proc_swi);
376 	DEBUGFS_FWSTATS_ADD(pipeline, sec_frag_swi);
377 	DEBUGFS_FWSTATS_ADD(pipeline, pre_to_defrag_swi);
378 	DEBUGFS_FWSTATS_ADD(pipeline, defrag_to_csum_swi);
379 	DEBUGFS_FWSTATS_ADD(pipeline, csum_to_rx_xfer_swi);
380 	DEBUGFS_FWSTATS_ADD(pipeline, dec_packet_in);
381 	DEBUGFS_FWSTATS_ADD(pipeline, dec_packet_in_fifo_full);
382 	DEBUGFS_FWSTATS_ADD(pipeline, dec_packet_out);
383 	DEBUGFS_FWSTATS_ADD(pipeline, cs_rx_packet_in);
384 	DEBUGFS_FWSTATS_ADD(pipeline, cs_rx_packet_out);
385 	DEBUGFS_FWSTATS_ADD(pipeline, pipeline_fifo_full);
386 
387 	DEBUGFS_FWSTATS_ADD(mem, rx_free_mem_blks);
388 	DEBUGFS_FWSTATS_ADD(mem, tx_free_mem_blks);
389 	DEBUGFS_FWSTATS_ADD(mem, fwlog_free_mem_blks);
390 	DEBUGFS_FWSTATS_ADD(mem, fw_gen_free_mem_blks);
391 
392 	DEBUGFS_ADD(conf, moddir);
393 
394 	return 0;
395 
396 err:
397 	if (IS_ERR(entry))
398 		ret = PTR_ERR(entry);
399 	else
400 		ret = -ENOMEM;
401 
402 	return ret;
403 }
404