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1// SPDX-License-Identifier: ISC
2/*
3 * Copyright (c) 2005-2011 Atheros Communications Inc.
4 * Copyright (c) 2011-2017 Qualcomm Atheros, Inc.
5 * Copyright (c) 2018-2019, The Linux Foundation. All rights reserved.
6 */
7
8#include <linux/module.h>
9#include <linux/firmware.h>
10#include <linux/of.h>
11#include <linux/property.h>
12#include <linux/dmi.h>
13#include <linux/ctype.h>
14#include <linux/pm_qos.h>
15#include <asm/byteorder.h>
16
17#include "core.h"
18#include "mac.h"
19#include "htc.h"
20#include "hif.h"
21#include "wmi.h"
22#include "bmi.h"
23#include "debug.h"
24#include "htt.h"
25#include "testmode.h"
26#include "wmi-ops.h"
27#include "coredump.h"
28
29unsigned int ath10k_debug_mask;
30EXPORT_SYMBOL(ath10k_debug_mask);
31
32static unsigned int ath10k_cryptmode_param;
33static bool uart_print;
34static bool skip_otp;
35static bool rawmode;
36static bool fw_diag_log;
37
38unsigned long ath10k_coredump_mask = BIT(ATH10K_FW_CRASH_DUMP_REGISTERS) |
39 BIT(ATH10K_FW_CRASH_DUMP_CE_DATA);
40
41/* FIXME: most of these should be readonly */
42module_param_named(debug_mask, ath10k_debug_mask, uint, 0644);
43module_param_named(cryptmode, ath10k_cryptmode_param, uint, 0644);
44module_param(uart_print, bool, 0644);
45module_param(skip_otp, bool, 0644);
46module_param(rawmode, bool, 0644);
47module_param(fw_diag_log, bool, 0644);
48module_param_named(coredump_mask, ath10k_coredump_mask, ulong, 0444);
49
50MODULE_PARM_DESC(debug_mask, "Debugging mask");
51MODULE_PARM_DESC(uart_print, "Uart target debugging");
52MODULE_PARM_DESC(skip_otp, "Skip otp failure for calibration in testmode");
53MODULE_PARM_DESC(cryptmode, "Crypto mode: 0-hardware, 1-software");
54MODULE_PARM_DESC(rawmode, "Use raw 802.11 frame datapath");
55MODULE_PARM_DESC(coredump_mask, "Bitfield of what to include in firmware crash file");
56MODULE_PARM_DESC(fw_diag_log, "Diag based fw log debugging");
57
58static const struct ath10k_hw_params ath10k_hw_params_list[] = {
59 {
60 .id = QCA988X_HW_2_0_VERSION,
61 .dev_id = QCA988X_2_0_DEVICE_ID,
62 .bus = ATH10K_BUS_PCI,
63 .name = "qca988x hw2.0",
64 .patch_load_addr = QCA988X_HW_2_0_PATCH_LOAD_ADDR,
65 .uart_pin = 7,
66 .cc_wraparound_type = ATH10K_HW_CC_WRAP_SHIFTED_ALL,
67 .otp_exe_param = 0,
68 .channel_counters_freq_hz = 88000,
69 .max_probe_resp_desc_thres = 0,
70 .cal_data_len = 2116,
71 .fw = {
72 .dir = QCA988X_HW_2_0_FW_DIR,
73 .board = QCA988X_HW_2_0_BOARD_DATA_FILE,
74 .board_size = QCA988X_BOARD_DATA_SZ,
75 .board_ext_size = QCA988X_BOARD_EXT_DATA_SZ,
76 },
77 .hw_ops = &qca988x_ops,
78 .decap_align_bytes = 4,
79 .spectral_bin_discard = 0,
80 .spectral_bin_offset = 0,
81 .vht160_mcs_rx_highest = 0,
82 .vht160_mcs_tx_highest = 0,
83 .n_cipher_suites = 8,
84 .ast_skid_limit = 0x10,
85 .num_wds_entries = 0x20,
86 .target_64bit = false,
87 .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL,
88 .shadow_reg_support = false,
89 .rri_on_ddr = false,
90 .hw_filter_reset_required = true,
91 .fw_diag_ce_download = false,
92 .tx_stats_over_pktlog = true,
93 .dynamic_sar_support = false,
94 },
95 {
96 .id = QCA988X_HW_2_0_VERSION,
97 .dev_id = QCA988X_2_0_DEVICE_ID_UBNT,
98 .name = "qca988x hw2.0 ubiquiti",
99 .patch_load_addr = QCA988X_HW_2_0_PATCH_LOAD_ADDR,
100 .uart_pin = 7,
101 .cc_wraparound_type = ATH10K_HW_CC_WRAP_SHIFTED_ALL,
102 .otp_exe_param = 0,
103 .channel_counters_freq_hz = 88000,
104 .max_probe_resp_desc_thres = 0,
105 .cal_data_len = 2116,
106 .fw = {
107 .dir = QCA988X_HW_2_0_FW_DIR,
108 .board = QCA988X_HW_2_0_BOARD_DATA_FILE,
109 .board_size = QCA988X_BOARD_DATA_SZ,
110 .board_ext_size = QCA988X_BOARD_EXT_DATA_SZ,
111 },
112 .hw_ops = &qca988x_ops,
113 .decap_align_bytes = 4,
114 .spectral_bin_discard = 0,
115 .spectral_bin_offset = 0,
116 .vht160_mcs_rx_highest = 0,
117 .vht160_mcs_tx_highest = 0,
118 .n_cipher_suites = 8,
119 .ast_skid_limit = 0x10,
120 .num_wds_entries = 0x20,
121 .target_64bit = false,
122 .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL,
123 .shadow_reg_support = false,
124 .rri_on_ddr = false,
125 .hw_filter_reset_required = true,
126 .fw_diag_ce_download = false,
127 .tx_stats_over_pktlog = true,
128 .dynamic_sar_support = false,
129 },
130 {
131 .id = QCA9887_HW_1_0_VERSION,
132 .dev_id = QCA9887_1_0_DEVICE_ID,
133 .bus = ATH10K_BUS_PCI,
134 .name = "qca9887 hw1.0",
135 .patch_load_addr = QCA9887_HW_1_0_PATCH_LOAD_ADDR,
136 .uart_pin = 7,
137 .cc_wraparound_type = ATH10K_HW_CC_WRAP_SHIFTED_ALL,
138 .otp_exe_param = 0,
139 .channel_counters_freq_hz = 88000,
140 .max_probe_resp_desc_thres = 0,
141 .cal_data_len = 2116,
142 .fw = {
143 .dir = QCA9887_HW_1_0_FW_DIR,
144 .board = QCA9887_HW_1_0_BOARD_DATA_FILE,
145 .board_size = QCA9887_BOARD_DATA_SZ,
146 .board_ext_size = QCA9887_BOARD_EXT_DATA_SZ,
147 },
148 .hw_ops = &qca988x_ops,
149 .decap_align_bytes = 4,
150 .spectral_bin_discard = 0,
151 .spectral_bin_offset = 0,
152 .vht160_mcs_rx_highest = 0,
153 .vht160_mcs_tx_highest = 0,
154 .n_cipher_suites = 8,
155 .ast_skid_limit = 0x10,
156 .num_wds_entries = 0x20,
157 .target_64bit = false,
158 .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL,
159 .shadow_reg_support = false,
160 .rri_on_ddr = false,
161 .hw_filter_reset_required = true,
162 .fw_diag_ce_download = false,
163 .tx_stats_over_pktlog = false,
164 .dynamic_sar_support = false,
165 },
166 {
167 .id = QCA6174_HW_3_2_VERSION,
168 .dev_id = QCA6174_3_2_DEVICE_ID,
169 .bus = ATH10K_BUS_SDIO,
170 .name = "qca6174 hw3.2 sdio",
171 .patch_load_addr = QCA6174_HW_3_0_PATCH_LOAD_ADDR,
172 .uart_pin = 19,
173 .otp_exe_param = 0,
174 .channel_counters_freq_hz = 88000,
175 .max_probe_resp_desc_thres = 0,
176 .cal_data_len = 0,
177 .fw = {
178 .dir = QCA6174_HW_3_0_FW_DIR,
179 .board = QCA6174_HW_3_0_BOARD_DATA_FILE,
180 .board_size = QCA6174_BOARD_DATA_SZ,
181 .board_ext_size = QCA6174_BOARD_EXT_DATA_SZ,
182 },
183 .hw_ops = &qca6174_sdio_ops,
184 .hw_clk = qca6174_clk,
185 .target_cpu_freq = 176000000,
186 .decap_align_bytes = 4,
187 .n_cipher_suites = 8,
188 .num_peers = 10,
189 .ast_skid_limit = 0x10,
190 .num_wds_entries = 0x20,
191 .uart_pin_workaround = true,
192 .tx_stats_over_pktlog = false,
193 .bmi_large_size_download = true,
194 .supports_peer_stats_info = true,
195 .dynamic_sar_support = true,
196 },
197 {
198 .id = QCA6174_HW_2_1_VERSION,
199 .dev_id = QCA6164_2_1_DEVICE_ID,
200 .bus = ATH10K_BUS_PCI,
201 .name = "qca6164 hw2.1",
202 .patch_load_addr = QCA6174_HW_2_1_PATCH_LOAD_ADDR,
203 .uart_pin = 6,
204 .otp_exe_param = 0,
205 .channel_counters_freq_hz = 88000,
206 .max_probe_resp_desc_thres = 0,
207 .cal_data_len = 8124,
208 .fw = {
209 .dir = QCA6174_HW_2_1_FW_DIR,
210 .board = QCA6174_HW_2_1_BOARD_DATA_FILE,
211 .board_size = QCA6174_BOARD_DATA_SZ,
212 .board_ext_size = QCA6174_BOARD_EXT_DATA_SZ,
213 },
214 .hw_ops = &qca988x_ops,
215 .decap_align_bytes = 4,
216 .spectral_bin_discard = 0,
217 .spectral_bin_offset = 0,
218 .vht160_mcs_rx_highest = 0,
219 .vht160_mcs_tx_highest = 0,
220 .n_cipher_suites = 8,
221 .ast_skid_limit = 0x10,
222 .num_wds_entries = 0x20,
223 .target_64bit = false,
224 .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL,
225 .shadow_reg_support = false,
226 .rri_on_ddr = false,
227 .hw_filter_reset_required = true,
228 .fw_diag_ce_download = false,
229 .tx_stats_over_pktlog = false,
230 .dynamic_sar_support = false,
231 },
232 {
233 .id = QCA6174_HW_2_1_VERSION,
234 .dev_id = QCA6174_2_1_DEVICE_ID,
235 .bus = ATH10K_BUS_PCI,
236 .name = "qca6174 hw2.1",
237 .patch_load_addr = QCA6174_HW_2_1_PATCH_LOAD_ADDR,
238 .uart_pin = 6,
239 .otp_exe_param = 0,
240 .channel_counters_freq_hz = 88000,
241 .max_probe_resp_desc_thres = 0,
242 .cal_data_len = 8124,
243 .fw = {
244 .dir = QCA6174_HW_2_1_FW_DIR,
245 .board = QCA6174_HW_2_1_BOARD_DATA_FILE,
246 .board_size = QCA6174_BOARD_DATA_SZ,
247 .board_ext_size = QCA6174_BOARD_EXT_DATA_SZ,
248 },
249 .hw_ops = &qca988x_ops,
250 .decap_align_bytes = 4,
251 .spectral_bin_discard = 0,
252 .spectral_bin_offset = 0,
253 .vht160_mcs_rx_highest = 0,
254 .vht160_mcs_tx_highest = 0,
255 .n_cipher_suites = 8,
256 .ast_skid_limit = 0x10,
257 .num_wds_entries = 0x20,
258 .target_64bit = false,
259 .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL,
260 .shadow_reg_support = false,
261 .rri_on_ddr = false,
262 .hw_filter_reset_required = true,
263 .fw_diag_ce_download = false,
264 .tx_stats_over_pktlog = false,
265 .dynamic_sar_support = false,
266 },
267 {
268 .id = QCA6174_HW_3_0_VERSION,
269 .dev_id = QCA6174_2_1_DEVICE_ID,
270 .bus = ATH10K_BUS_PCI,
271 .name = "qca6174 hw3.0",
272 .patch_load_addr = QCA6174_HW_3_0_PATCH_LOAD_ADDR,
273 .uart_pin = 6,
274 .otp_exe_param = 0,
275 .channel_counters_freq_hz = 88000,
276 .max_probe_resp_desc_thres = 0,
277 .cal_data_len = 8124,
278 .fw = {
279 .dir = QCA6174_HW_3_0_FW_DIR,
280 .board = QCA6174_HW_3_0_BOARD_DATA_FILE,
281 .board_size = QCA6174_BOARD_DATA_SZ,
282 .board_ext_size = QCA6174_BOARD_EXT_DATA_SZ,
283 },
284 .hw_ops = &qca988x_ops,
285 .decap_align_bytes = 4,
286 .spectral_bin_discard = 0,
287 .spectral_bin_offset = 0,
288 .vht160_mcs_rx_highest = 0,
289 .vht160_mcs_tx_highest = 0,
290 .n_cipher_suites = 8,
291 .ast_skid_limit = 0x10,
292 .num_wds_entries = 0x20,
293 .target_64bit = false,
294 .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL,
295 .shadow_reg_support = false,
296 .rri_on_ddr = false,
297 .hw_filter_reset_required = true,
298 .fw_diag_ce_download = false,
299 .tx_stats_over_pktlog = false,
300 .dynamic_sar_support = false,
301 },
302 {
303 .id = QCA6174_HW_3_2_VERSION,
304 .dev_id = QCA6174_2_1_DEVICE_ID,
305 .bus = ATH10K_BUS_PCI,
306 .name = "qca6174 hw3.2",
307 .patch_load_addr = QCA6174_HW_3_0_PATCH_LOAD_ADDR,
308 .uart_pin = 6,
309 .otp_exe_param = 0,
310 .channel_counters_freq_hz = 88000,
311 .max_probe_resp_desc_thres = 0,
312 .cal_data_len = 8124,
313 .fw = {
314 /* uses same binaries as hw3.0 */
315 .dir = QCA6174_HW_3_0_FW_DIR,
316 .board = QCA6174_HW_3_0_BOARD_DATA_FILE,
317 .board_size = QCA6174_BOARD_DATA_SZ,
318 .board_ext_size = QCA6174_BOARD_EXT_DATA_SZ,
319 },
320 .hw_ops = &qca6174_ops,
321 .hw_clk = qca6174_clk,
322 .target_cpu_freq = 176000000,
323 .decap_align_bytes = 4,
324 .spectral_bin_discard = 0,
325 .spectral_bin_offset = 0,
326 .vht160_mcs_rx_highest = 0,
327 .vht160_mcs_tx_highest = 0,
328 .n_cipher_suites = 8,
329 .ast_skid_limit = 0x10,
330 .num_wds_entries = 0x20,
331 .target_64bit = false,
332 .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL,
333 .shadow_reg_support = false,
334 .rri_on_ddr = false,
335 .hw_filter_reset_required = true,
336 .fw_diag_ce_download = true,
337 .tx_stats_over_pktlog = false,
338 .supports_peer_stats_info = true,
339 .dynamic_sar_support = true,
340 },
341 {
342 .id = QCA99X0_HW_2_0_DEV_VERSION,
343 .dev_id = QCA99X0_2_0_DEVICE_ID,
344 .bus = ATH10K_BUS_PCI,
345 .name = "qca99x0 hw2.0",
346 .patch_load_addr = QCA99X0_HW_2_0_PATCH_LOAD_ADDR,
347 .uart_pin = 7,
348 .otp_exe_param = 0x00000700,
349 .continuous_frag_desc = true,
350 .cck_rate_map_rev2 = true,
351 .channel_counters_freq_hz = 150000,
352 .max_probe_resp_desc_thres = 24,
353 .tx_chain_mask = 0xf,
354 .rx_chain_mask = 0xf,
355 .max_spatial_stream = 4,
356 .cal_data_len = 12064,
357 .fw = {
358 .dir = QCA99X0_HW_2_0_FW_DIR,
359 .board = QCA99X0_HW_2_0_BOARD_DATA_FILE,
360 .board_size = QCA99X0_BOARD_DATA_SZ,
361 .board_ext_size = QCA99X0_BOARD_EXT_DATA_SZ,
362 },
363 .sw_decrypt_mcast_mgmt = true,
364 .hw_ops = &qca99x0_ops,
365 .decap_align_bytes = 1,
366 .spectral_bin_discard = 4,
367 .spectral_bin_offset = 0,
368 .vht160_mcs_rx_highest = 0,
369 .vht160_mcs_tx_highest = 0,
370 .n_cipher_suites = 11,
371 .ast_skid_limit = 0x10,
372 .num_wds_entries = 0x20,
373 .target_64bit = false,
374 .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL,
375 .shadow_reg_support = false,
376 .rri_on_ddr = false,
377 .hw_filter_reset_required = true,
378 .fw_diag_ce_download = false,
379 .tx_stats_over_pktlog = false,
380 .dynamic_sar_support = false,
381 },
382 {
383 .id = QCA9984_HW_1_0_DEV_VERSION,
384 .dev_id = QCA9984_1_0_DEVICE_ID,
385 .bus = ATH10K_BUS_PCI,
386 .name = "qca9984/qca9994 hw1.0",
387 .patch_load_addr = QCA9984_HW_1_0_PATCH_LOAD_ADDR,
388 .uart_pin = 7,
389 .cc_wraparound_type = ATH10K_HW_CC_WRAP_SHIFTED_EACH,
390 .otp_exe_param = 0x00000700,
391 .continuous_frag_desc = true,
392 .cck_rate_map_rev2 = true,
393 .channel_counters_freq_hz = 150000,
394 .max_probe_resp_desc_thres = 24,
395 .tx_chain_mask = 0xf,
396 .rx_chain_mask = 0xf,
397 .max_spatial_stream = 4,
398 .cal_data_len = 12064,
399 .fw = {
400 .dir = QCA9984_HW_1_0_FW_DIR,
401 .board = QCA9984_HW_1_0_BOARD_DATA_FILE,
402 .eboard = QCA9984_HW_1_0_EBOARD_DATA_FILE,
403 .board_size = QCA99X0_BOARD_DATA_SZ,
404 .board_ext_size = QCA99X0_BOARD_EXT_DATA_SZ,
405 .ext_board_size = QCA99X0_EXT_BOARD_DATA_SZ,
406 },
407 .sw_decrypt_mcast_mgmt = true,
408 .hw_ops = &qca99x0_ops,
409 .decap_align_bytes = 1,
410 .spectral_bin_discard = 12,
411 .spectral_bin_offset = 8,
412
413 /* Can do only 2x2 VHT160 or 80+80. 1560Mbps is 4x4 80Mhz
414 * or 2x2 160Mhz, long-guard-interval.
415 */
416 .vht160_mcs_rx_highest = 1560,
417 .vht160_mcs_tx_highest = 1560,
418 .n_cipher_suites = 11,
419 .ast_skid_limit = 0x10,
420 .num_wds_entries = 0x20,
421 .target_64bit = false,
422 .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL,
423 .shadow_reg_support = false,
424 .rri_on_ddr = false,
425 .hw_filter_reset_required = true,
426 .fw_diag_ce_download = false,
427 .tx_stats_over_pktlog = false,
428 .dynamic_sar_support = false,
429 },
430 {
431 .id = QCA9888_HW_2_0_DEV_VERSION,
432 .dev_id = QCA9888_2_0_DEVICE_ID,
433 .bus = ATH10K_BUS_PCI,
434 .name = "qca9888 hw2.0",
435 .patch_load_addr = QCA9888_HW_2_0_PATCH_LOAD_ADDR,
436 .uart_pin = 7,
437 .cc_wraparound_type = ATH10K_HW_CC_WRAP_SHIFTED_EACH,
438 .otp_exe_param = 0x00000700,
439 .continuous_frag_desc = true,
440 .channel_counters_freq_hz = 150000,
441 .max_probe_resp_desc_thres = 24,
442 .tx_chain_mask = 3,
443 .rx_chain_mask = 3,
444 .max_spatial_stream = 2,
445 .cal_data_len = 12064,
446 .fw = {
447 .dir = QCA9888_HW_2_0_FW_DIR,
448 .board = QCA9888_HW_2_0_BOARD_DATA_FILE,
449 .board_size = QCA99X0_BOARD_DATA_SZ,
450 .board_ext_size = QCA99X0_BOARD_EXT_DATA_SZ,
451 },
452 .sw_decrypt_mcast_mgmt = true,
453 .hw_ops = &qca99x0_ops,
454 .decap_align_bytes = 1,
455 .spectral_bin_discard = 12,
456 .spectral_bin_offset = 8,
457
458 /* Can do only 1x1 VHT160 or 80+80. 780Mbps is 2x2 80Mhz or
459 * 1x1 160Mhz, long-guard-interval.
460 */
461 .vht160_mcs_rx_highest = 780,
462 .vht160_mcs_tx_highest = 780,
463 .n_cipher_suites = 11,
464 .ast_skid_limit = 0x10,
465 .num_wds_entries = 0x20,
466 .target_64bit = false,
467 .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL,
468 .shadow_reg_support = false,
469 .rri_on_ddr = false,
470 .hw_filter_reset_required = true,
471 .fw_diag_ce_download = false,
472 .tx_stats_over_pktlog = false,
473 .dynamic_sar_support = false,
474 },
475 {
476 .id = QCA9377_HW_1_0_DEV_VERSION,
477 .dev_id = QCA9377_1_0_DEVICE_ID,
478 .bus = ATH10K_BUS_PCI,
479 .name = "qca9377 hw1.0",
480 .patch_load_addr = QCA9377_HW_1_0_PATCH_LOAD_ADDR,
481 .uart_pin = 6,
482 .otp_exe_param = 0,
483 .channel_counters_freq_hz = 88000,
484 .max_probe_resp_desc_thres = 0,
485 .cal_data_len = 8124,
486 .fw = {
487 .dir = QCA9377_HW_1_0_FW_DIR,
488 .board = QCA9377_HW_1_0_BOARD_DATA_FILE,
489 .board_size = QCA9377_BOARD_DATA_SZ,
490 .board_ext_size = QCA9377_BOARD_EXT_DATA_SZ,
491 },
492 .hw_ops = &qca988x_ops,
493 .decap_align_bytes = 4,
494 .spectral_bin_discard = 0,
495 .spectral_bin_offset = 0,
496 .vht160_mcs_rx_highest = 0,
497 .vht160_mcs_tx_highest = 0,
498 .n_cipher_suites = 8,
499 .ast_skid_limit = 0x10,
500 .num_wds_entries = 0x20,
501 .target_64bit = false,
502 .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL,
503 .shadow_reg_support = false,
504 .rri_on_ddr = false,
505 .hw_filter_reset_required = true,
506 .fw_diag_ce_download = false,
507 .tx_stats_over_pktlog = false,
508 .dynamic_sar_support = false,
509 },
510 {
511 .id = QCA9377_HW_1_1_DEV_VERSION,
512 .dev_id = QCA9377_1_0_DEVICE_ID,
513 .bus = ATH10K_BUS_PCI,
514 .name = "qca9377 hw1.1",
515 .patch_load_addr = QCA9377_HW_1_0_PATCH_LOAD_ADDR,
516 .uart_pin = 6,
517 .otp_exe_param = 0,
518 .channel_counters_freq_hz = 88000,
519 .max_probe_resp_desc_thres = 0,
520 .cal_data_len = 8124,
521 .fw = {
522 .dir = QCA9377_HW_1_0_FW_DIR,
523 .board = QCA9377_HW_1_0_BOARD_DATA_FILE,
524 .board_size = QCA9377_BOARD_DATA_SZ,
525 .board_ext_size = QCA9377_BOARD_EXT_DATA_SZ,
526 },
527 .hw_ops = &qca6174_ops,
528 .hw_clk = qca6174_clk,
529 .target_cpu_freq = 176000000,
530 .decap_align_bytes = 4,
531 .spectral_bin_discard = 0,
532 .spectral_bin_offset = 0,
533 .vht160_mcs_rx_highest = 0,
534 .vht160_mcs_tx_highest = 0,
535 .n_cipher_suites = 8,
536 .ast_skid_limit = 0x10,
537 .num_wds_entries = 0x20,
538 .target_64bit = false,
539 .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL,
540 .shadow_reg_support = false,
541 .rri_on_ddr = false,
542 .hw_filter_reset_required = true,
543 .fw_diag_ce_download = true,
544 .tx_stats_over_pktlog = false,
545 .dynamic_sar_support = false,
546 },
547 {
548 .id = QCA9377_HW_1_1_DEV_VERSION,
549 .dev_id = QCA9377_1_0_DEVICE_ID,
550 .bus = ATH10K_BUS_SDIO,
551 .name = "qca9377 hw1.1 sdio",
552 .patch_load_addr = QCA9377_HW_1_0_PATCH_LOAD_ADDR,
553 .uart_pin = 19,
554 .otp_exe_param = 0,
555 .channel_counters_freq_hz = 88000,
556 .max_probe_resp_desc_thres = 0,
557 .cal_data_len = 8124,
558 .fw = {
559 .dir = QCA9377_HW_1_0_FW_DIR,
560 .board = QCA9377_HW_1_0_BOARD_DATA_FILE,
561 .board_size = QCA9377_BOARD_DATA_SZ,
562 .board_ext_size = QCA9377_BOARD_EXT_DATA_SZ,
563 },
564 .hw_ops = &qca6174_ops,
565 .hw_clk = qca6174_clk,
566 .target_cpu_freq = 176000000,
567 .decap_align_bytes = 4,
568 .n_cipher_suites = 8,
569 .num_peers = TARGET_QCA9377_HL_NUM_PEERS,
570 .ast_skid_limit = 0x10,
571 .num_wds_entries = 0x20,
572 .uart_pin_workaround = true,
573 .dynamic_sar_support = false,
574 },
575 {
576 .id = QCA4019_HW_1_0_DEV_VERSION,
577 .dev_id = 0,
578 .bus = ATH10K_BUS_AHB,
579 .name = "qca4019 hw1.0",
580 .patch_load_addr = QCA4019_HW_1_0_PATCH_LOAD_ADDR,
581 .uart_pin = 7,
582 .cc_wraparound_type = ATH10K_HW_CC_WRAP_SHIFTED_EACH,
583 .otp_exe_param = 0x0010000,
584 .continuous_frag_desc = true,
585 .cck_rate_map_rev2 = true,
586 .channel_counters_freq_hz = 125000,
587 .max_probe_resp_desc_thres = 24,
588 .tx_chain_mask = 0x3,
589 .rx_chain_mask = 0x3,
590 .max_spatial_stream = 2,
591 .cal_data_len = 12064,
592 .fw = {
593 .dir = QCA4019_HW_1_0_FW_DIR,
594 .board = QCA4019_HW_1_0_BOARD_DATA_FILE,
595 .board_size = QCA4019_BOARD_DATA_SZ,
596 .board_ext_size = QCA4019_BOARD_EXT_DATA_SZ,
597 },
598 .sw_decrypt_mcast_mgmt = true,
599 .hw_ops = &qca99x0_ops,
600 .decap_align_bytes = 1,
601 .spectral_bin_discard = 4,
602 .spectral_bin_offset = 0,
603 .vht160_mcs_rx_highest = 0,
604 .vht160_mcs_tx_highest = 0,
605 .n_cipher_suites = 11,
606 .ast_skid_limit = 0x10,
607 .num_wds_entries = 0x20,
608 .target_64bit = false,
609 .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL,
610 .shadow_reg_support = false,
611 .rri_on_ddr = false,
612 .hw_filter_reset_required = true,
613 .fw_diag_ce_download = false,
614 .tx_stats_over_pktlog = false,
615 .dynamic_sar_support = false,
616 },
617 {
618 .id = WCN3990_HW_1_0_DEV_VERSION,
619 .dev_id = 0,
620 .bus = ATH10K_BUS_SNOC,
621 .name = "wcn3990 hw1.0",
622 .continuous_frag_desc = true,
623 .tx_chain_mask = 0x7,
624 .rx_chain_mask = 0x7,
625 .max_spatial_stream = 4,
626 .fw = {
627 .dir = WCN3990_HW_1_0_FW_DIR,
628 },
629 .sw_decrypt_mcast_mgmt = true,
630 .hw_ops = &wcn3990_ops,
631 .decap_align_bytes = 1,
632 .num_peers = TARGET_HL_TLV_NUM_PEERS,
633 .n_cipher_suites = 11,
634 .ast_skid_limit = TARGET_HL_TLV_AST_SKID_LIMIT,
635 .num_wds_entries = TARGET_HL_TLV_NUM_WDS_ENTRIES,
636 .target_64bit = true,
637 .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL_DUAL_MAC,
638 .shadow_reg_support = true,
639 .rri_on_ddr = true,
640 .hw_filter_reset_required = false,
641 .fw_diag_ce_download = false,
642 .tx_stats_over_pktlog = false,
643 .dynamic_sar_support = true,
644 },
645};
646
647static const char *const ath10k_core_fw_feature_str[] = {
648 [ATH10K_FW_FEATURE_EXT_WMI_MGMT_RX] = "wmi-mgmt-rx",
649 [ATH10K_FW_FEATURE_WMI_10X] = "wmi-10.x",
650 [ATH10K_FW_FEATURE_HAS_WMI_MGMT_TX] = "has-wmi-mgmt-tx",
651 [ATH10K_FW_FEATURE_NO_P2P] = "no-p2p",
652 [ATH10K_FW_FEATURE_WMI_10_2] = "wmi-10.2",
653 [ATH10K_FW_FEATURE_MULTI_VIF_PS_SUPPORT] = "multi-vif-ps",
654 [ATH10K_FW_FEATURE_WOWLAN_SUPPORT] = "wowlan",
655 [ATH10K_FW_FEATURE_IGNORE_OTP_RESULT] = "ignore-otp",
656 [ATH10K_FW_FEATURE_NO_NWIFI_DECAP_4ADDR_PADDING] = "no-4addr-pad",
657 [ATH10K_FW_FEATURE_SUPPORTS_SKIP_CLOCK_INIT] = "skip-clock-init",
658 [ATH10K_FW_FEATURE_RAW_MODE_SUPPORT] = "raw-mode",
659 [ATH10K_FW_FEATURE_SUPPORTS_ADAPTIVE_CCA] = "adaptive-cca",
660 [ATH10K_FW_FEATURE_MFP_SUPPORT] = "mfp",
661 [ATH10K_FW_FEATURE_PEER_FLOW_CONTROL] = "peer-flow-ctrl",
662 [ATH10K_FW_FEATURE_BTCOEX_PARAM] = "btcoex-param",
663 [ATH10K_FW_FEATURE_SKIP_NULL_FUNC_WAR] = "skip-null-func-war",
664 [ATH10K_FW_FEATURE_ALLOWS_MESH_BCAST] = "allows-mesh-bcast",
665 [ATH10K_FW_FEATURE_NO_PS] = "no-ps",
666 [ATH10K_FW_FEATURE_MGMT_TX_BY_REF] = "mgmt-tx-by-reference",
667 [ATH10K_FW_FEATURE_NON_BMI] = "non-bmi",
668 [ATH10K_FW_FEATURE_SINGLE_CHAN_INFO_PER_CHANNEL] = "single-chan-info-per-channel",
669 [ATH10K_FW_FEATURE_PEER_FIXED_RATE] = "peer-fixed-rate",
670 [ATH10K_FW_FEATURE_IRAM_RECOVERY] = "iram-recovery",
671};
672
673static unsigned int ath10k_core_get_fw_feature_str(char *buf,
674 size_t buf_len,
675 enum ath10k_fw_features feat)
676{
677 /* make sure that ath10k_core_fw_feature_str[] gets updated */
678 BUILD_BUG_ON(ARRAY_SIZE(ath10k_core_fw_feature_str) !=
679 ATH10K_FW_FEATURE_COUNT);
680
681 if (feat >= ARRAY_SIZE(ath10k_core_fw_feature_str) ||
682 WARN_ON(!ath10k_core_fw_feature_str[feat])) {
683 return scnprintf(buf, buf_len, "bit%d", feat);
684 }
685
686 return scnprintf(buf, buf_len, "%s", ath10k_core_fw_feature_str[feat]);
687}
688
689void ath10k_core_get_fw_features_str(struct ath10k *ar,
690 char *buf,
691 size_t buf_len)
692{
693 size_t len = 0;
694 int i;
695
696 for (i = 0; i < ATH10K_FW_FEATURE_COUNT; i++) {
697 if (test_bit(i, ar->normal_mode_fw.fw_file.fw_features)) {
698 if (len > 0)
699 len += scnprintf(buf + len, buf_len - len, ",");
700
701 len += ath10k_core_get_fw_feature_str(buf + len,
702 buf_len - len,
703 i);
704 }
705 }
706}
707
708static void ath10k_send_suspend_complete(struct ath10k *ar)
709{
710 ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot suspend complete\n");
711
712 complete(&ar->target_suspend);
713}
714
715static int ath10k_init_sdio(struct ath10k *ar, enum ath10k_firmware_mode mode)
716{
717 int ret;
718 u32 param = 0;
719
720 ret = ath10k_bmi_write32(ar, hi_mbox_io_block_sz, 256);
721 if (ret)
722 return ret;
723
724 ret = ath10k_bmi_write32(ar, hi_mbox_isr_yield_limit, 99);
725 if (ret)
726 return ret;
727
728 ret = ath10k_bmi_read32(ar, hi_acs_flags, ¶m);
729 if (ret)
730 return ret;
731
732 param |= HI_ACS_FLAGS_SDIO_REDUCE_TX_COMPL_SET;
733
734 if (mode == ATH10K_FIRMWARE_MODE_NORMAL)
735 param |= HI_ACS_FLAGS_ALT_DATA_CREDIT_SIZE;
736 else
737 param &= ~HI_ACS_FLAGS_ALT_DATA_CREDIT_SIZE;
738
739 if (mode == ATH10K_FIRMWARE_MODE_UTF)
740 param &= ~HI_ACS_FLAGS_SDIO_SWAP_MAILBOX_SET;
741 else
742 param |= HI_ACS_FLAGS_SDIO_SWAP_MAILBOX_SET;
743
744 ret = ath10k_bmi_write32(ar, hi_acs_flags, param);
745 if (ret)
746 return ret;
747
748 ret = ath10k_bmi_read32(ar, hi_option_flag2, ¶m);
749 if (ret)
750 return ret;
751
752 param |= HI_OPTION_SDIO_CRASH_DUMP_ENHANCEMENT_HOST;
753
754 ret = ath10k_bmi_write32(ar, hi_option_flag2, param);
755 if (ret)
756 return ret;
757
758 return 0;
759}
760
761static int ath10k_init_configure_target(struct ath10k *ar)
762{
763 u32 param_host;
764 int ret;
765
766 /* tell target which HTC version it is used*/
767 ret = ath10k_bmi_write32(ar, hi_app_host_interest,
768 HTC_PROTOCOL_VERSION);
769 if (ret) {
770 ath10k_err(ar, "settings HTC version failed\n");
771 return ret;
772 }
773
774 /* set the firmware mode to STA/IBSS/AP */
775 ret = ath10k_bmi_read32(ar, hi_option_flag, ¶m_host);
776 if (ret) {
777 ath10k_err(ar, "setting firmware mode (1/2) failed\n");
778 return ret;
779 }
780
781 /* TODO following parameters need to be re-visited. */
782 /* num_device */
783 param_host |= (1 << HI_OPTION_NUM_DEV_SHIFT);
784 /* Firmware mode */
785 /* FIXME: Why FW_MODE_AP ??.*/
786 param_host |= (HI_OPTION_FW_MODE_AP << HI_OPTION_FW_MODE_SHIFT);
787 /* mac_addr_method */
788 param_host |= (1 << HI_OPTION_MAC_ADDR_METHOD_SHIFT);
789 /* firmware_bridge */
790 param_host |= (0 << HI_OPTION_FW_BRIDGE_SHIFT);
791 /* fwsubmode */
792 param_host |= (0 << HI_OPTION_FW_SUBMODE_SHIFT);
793
794 ret = ath10k_bmi_write32(ar, hi_option_flag, param_host);
795 if (ret) {
796 ath10k_err(ar, "setting firmware mode (2/2) failed\n");
797 return ret;
798 }
799
800 /* We do all byte-swapping on the host */
801 ret = ath10k_bmi_write32(ar, hi_be, 0);
802 if (ret) {
803 ath10k_err(ar, "setting host CPU BE mode failed\n");
804 return ret;
805 }
806
807 /* FW descriptor/Data swap flags */
808 ret = ath10k_bmi_write32(ar, hi_fw_swap, 0);
809
810 if (ret) {
811 ath10k_err(ar, "setting FW data/desc swap flags failed\n");
812 return ret;
813 }
814
815 /* Some devices have a special sanity check that verifies the PCI
816 * Device ID is written to this host interest var. It is known to be
817 * required to boot QCA6164.
818 */
819 ret = ath10k_bmi_write32(ar, hi_hci_uart_pwr_mgmt_params_ext,
820 ar->dev_id);
821 if (ret) {
822 ath10k_err(ar, "failed to set pwr_mgmt_params: %d\n", ret);
823 return ret;
824 }
825
826 return 0;
827}
828
829static const struct firmware *ath10k_fetch_fw_file(struct ath10k *ar,
830 const char *dir,
831 const char *file)
832{
833 char filename[100];
834 const struct firmware *fw;
835 int ret;
836
837 if (file == NULL)
838 return ERR_PTR(-ENOENT);
839
840 if (dir == NULL)
841 dir = ".";
842
843 snprintf(filename, sizeof(filename), "%s/%s", dir, file);
844 ret = firmware_request_nowarn(&fw, filename, ar->dev);
845 ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot fw request '%s': %d\n",
846 filename, ret);
847
848 if (ret)
849 return ERR_PTR(ret);
850
851 return fw;
852}
853
854static int ath10k_push_board_ext_data(struct ath10k *ar, const void *data,
855 size_t data_len)
856{
857 u32 board_data_size = ar->hw_params.fw.board_size;
858 u32 board_ext_data_size = ar->hw_params.fw.board_ext_size;
859 u32 board_ext_data_addr;
860 int ret;
861
862 ret = ath10k_bmi_read32(ar, hi_board_ext_data, &board_ext_data_addr);
863 if (ret) {
864 ath10k_err(ar, "could not read board ext data addr (%d)\n",
865 ret);
866 return ret;
867 }
868
869 ath10k_dbg(ar, ATH10K_DBG_BOOT,
870 "boot push board extended data addr 0x%x\n",
871 board_ext_data_addr);
872
873 if (board_ext_data_addr == 0)
874 return 0;
875
876 if (data_len != (board_data_size + board_ext_data_size)) {
877 ath10k_err(ar, "invalid board (ext) data sizes %zu != %d+%d\n",
878 data_len, board_data_size, board_ext_data_size);
879 return -EINVAL;
880 }
881
882 ret = ath10k_bmi_write_memory(ar, board_ext_data_addr,
883 data + board_data_size,
884 board_ext_data_size);
885 if (ret) {
886 ath10k_err(ar, "could not write board ext data (%d)\n", ret);
887 return ret;
888 }
889
890 ret = ath10k_bmi_write32(ar, hi_board_ext_data_config,
891 (board_ext_data_size << 16) | 1);
892 if (ret) {
893 ath10k_err(ar, "could not write board ext data bit (%d)\n",
894 ret);
895 return ret;
896 }
897
898 return 0;
899}
900
901static int ath10k_core_get_board_id_from_otp(struct ath10k *ar)
902{
903 u32 result, address;
904 u8 board_id, chip_id;
905 bool ext_bid_support;
906 int ret, bmi_board_id_param;
907
908 address = ar->hw_params.patch_load_addr;
909
910 if (!ar->normal_mode_fw.fw_file.otp_data ||
911 !ar->normal_mode_fw.fw_file.otp_len) {
912 ath10k_warn(ar,
913 "failed to retrieve board id because of invalid otp\n");
914 return -ENODATA;
915 }
916
917 if (ar->id.bmi_ids_valid) {
918 ath10k_dbg(ar, ATH10K_DBG_BOOT,
919 "boot already acquired valid otp board id,skip download, board_id %d chip_id %d\n",
920 ar->id.bmi_board_id, ar->id.bmi_chip_id);
921 goto skip_otp_download;
922 }
923
924 ath10k_dbg(ar, ATH10K_DBG_BOOT,
925 "boot upload otp to 0x%x len %zd for board id\n",
926 address, ar->normal_mode_fw.fw_file.otp_len);
927
928 ret = ath10k_bmi_fast_download(ar, address,
929 ar->normal_mode_fw.fw_file.otp_data,
930 ar->normal_mode_fw.fw_file.otp_len);
931 if (ret) {
932 ath10k_err(ar, "could not write otp for board id check: %d\n",
933 ret);
934 return ret;
935 }
936
937 if (ar->cal_mode == ATH10K_PRE_CAL_MODE_DT ||
938 ar->cal_mode == ATH10K_PRE_CAL_MODE_FILE)
939 bmi_board_id_param = BMI_PARAM_GET_FLASH_BOARD_ID;
940 else
941 bmi_board_id_param = BMI_PARAM_GET_EEPROM_BOARD_ID;
942
943 ret = ath10k_bmi_execute(ar, address, bmi_board_id_param, &result);
944 if (ret) {
945 ath10k_err(ar, "could not execute otp for board id check: %d\n",
946 ret);
947 return ret;
948 }
949
950 board_id = MS(result, ATH10K_BMI_BOARD_ID_FROM_OTP);
951 chip_id = MS(result, ATH10K_BMI_CHIP_ID_FROM_OTP);
952 ext_bid_support = (result & ATH10K_BMI_EXT_BOARD_ID_SUPPORT);
953
954 ath10k_dbg(ar, ATH10K_DBG_BOOT,
955 "boot get otp board id result 0x%08x board_id %d chip_id %d ext_bid_support %d\n",
956 result, board_id, chip_id, ext_bid_support);
957
958 ar->id.ext_bid_supported = ext_bid_support;
959
960 if ((result & ATH10K_BMI_BOARD_ID_STATUS_MASK) != 0 ||
961 (board_id == 0)) {
962 ath10k_dbg(ar, ATH10K_DBG_BOOT,
963 "board id does not exist in otp, ignore it\n");
964 return -EOPNOTSUPP;
965 }
966
967 ar->id.bmi_ids_valid = true;
968 ar->id.bmi_board_id = board_id;
969 ar->id.bmi_chip_id = chip_id;
970
971skip_otp_download:
972
973 return 0;
974}
975
976static void ath10k_core_check_bdfext(const struct dmi_header *hdr, void *data)
977{
978 struct ath10k *ar = data;
979 const char *bdf_ext;
980 const char *magic = ATH10K_SMBIOS_BDF_EXT_MAGIC;
981 u8 bdf_enabled;
982 int i;
983
984 if (hdr->type != ATH10K_SMBIOS_BDF_EXT_TYPE)
985 return;
986
987 if (hdr->length != ATH10K_SMBIOS_BDF_EXT_LENGTH) {
988 ath10k_dbg(ar, ATH10K_DBG_BOOT,
989 "wrong smbios bdf ext type length (%d).\n",
990 hdr->length);
991 return;
992 }
993
994 bdf_enabled = *((u8 *)hdr + ATH10K_SMBIOS_BDF_EXT_OFFSET);
995 if (!bdf_enabled) {
996 ath10k_dbg(ar, ATH10K_DBG_BOOT, "bdf variant name not found.\n");
997 return;
998 }
999
1000 /* Only one string exists (per spec) */
1001 bdf_ext = (char *)hdr + hdr->length;
1002
1003 if (memcmp(bdf_ext, magic, strlen(magic)) != 0) {
1004 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1005 "bdf variant magic does not match.\n");
1006 return;
1007 }
1008
1009 for (i = 0; i < strlen(bdf_ext); i++) {
1010 if (!isascii(bdf_ext[i]) || !isprint(bdf_ext[i])) {
1011 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1012 "bdf variant name contains non ascii chars.\n");
1013 return;
1014 }
1015 }
1016
1017 /* Copy extension name without magic suffix */
1018 if (strscpy(ar->id.bdf_ext, bdf_ext + strlen(magic),
1019 sizeof(ar->id.bdf_ext)) < 0) {
1020 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1021 "bdf variant string is longer than the buffer can accommodate (variant: %s)\n",
1022 bdf_ext);
1023 return;
1024 }
1025
1026 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1027 "found and validated bdf variant smbios_type 0x%x bdf %s\n",
1028 ATH10K_SMBIOS_BDF_EXT_TYPE, bdf_ext);
1029}
1030
1031static int ath10k_core_check_smbios(struct ath10k *ar)
1032{
1033 ar->id.bdf_ext[0] = '\0';
1034 dmi_walk(ath10k_core_check_bdfext, ar);
1035
1036 if (ar->id.bdf_ext[0] == '\0')
1037 return -ENODATA;
1038
1039 return 0;
1040}
1041
1042int ath10k_core_check_dt(struct ath10k *ar)
1043{
1044 struct device_node *node;
1045 const char *variant = NULL;
1046
1047 node = ar->dev->of_node;
1048 if (!node)
1049 return -ENOENT;
1050
1051 of_property_read_string(node, "qcom,ath10k-calibration-variant",
1052 &variant);
1053 if (!variant)
1054 return -ENODATA;
1055
1056 if (strscpy(ar->id.bdf_ext, variant, sizeof(ar->id.bdf_ext)) < 0)
1057 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1058 "bdf variant string is longer than the buffer can accommodate (variant: %s)\n",
1059 variant);
1060
1061 return 0;
1062}
1063EXPORT_SYMBOL(ath10k_core_check_dt);
1064
1065static int ath10k_download_fw(struct ath10k *ar)
1066{
1067 u32 address, data_len;
1068 const void *data;
1069 int ret;
1070 struct pm_qos_request latency_qos;
1071
1072 address = ar->hw_params.patch_load_addr;
1073
1074 data = ar->running_fw->fw_file.firmware_data;
1075 data_len = ar->running_fw->fw_file.firmware_len;
1076
1077 ret = ath10k_swap_code_seg_configure(ar, &ar->running_fw->fw_file);
1078 if (ret) {
1079 ath10k_err(ar, "failed to configure fw code swap: %d\n",
1080 ret);
1081 return ret;
1082 }
1083
1084 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1085 "boot uploading firmware image %pK len %d\n",
1086 data, data_len);
1087
1088 /* Check if device supports to download firmware via
1089 * diag copy engine. Downloading firmware via diag CE
1090 * greatly reduces the time to download firmware.
1091 */
1092 if (ar->hw_params.fw_diag_ce_download) {
1093 ret = ath10k_hw_diag_fast_download(ar, address,
1094 data, data_len);
1095 if (ret == 0)
1096 /* firmware upload via diag ce was successful */
1097 return 0;
1098
1099 ath10k_warn(ar,
1100 "failed to upload firmware via diag ce, trying BMI: %d",
1101 ret);
1102 }
1103
1104 memset(&latency_qos, 0, sizeof(latency_qos));
1105 cpu_latency_qos_add_request(&latency_qos, 0);
1106
1107 ret = ath10k_bmi_fast_download(ar, address, data, data_len);
1108
1109 cpu_latency_qos_remove_request(&latency_qos);
1110
1111 return ret;
1112}
1113
1114void ath10k_core_free_board_files(struct ath10k *ar)
1115{
1116 if (!IS_ERR(ar->normal_mode_fw.board))
1117 release_firmware(ar->normal_mode_fw.board);
1118
1119 if (!IS_ERR(ar->normal_mode_fw.ext_board))
1120 release_firmware(ar->normal_mode_fw.ext_board);
1121
1122 ar->normal_mode_fw.board = NULL;
1123 ar->normal_mode_fw.board_data = NULL;
1124 ar->normal_mode_fw.board_len = 0;
1125 ar->normal_mode_fw.ext_board = NULL;
1126 ar->normal_mode_fw.ext_board_data = NULL;
1127 ar->normal_mode_fw.ext_board_len = 0;
1128}
1129EXPORT_SYMBOL(ath10k_core_free_board_files);
1130
1131static void ath10k_core_free_firmware_files(struct ath10k *ar)
1132{
1133 if (!IS_ERR(ar->normal_mode_fw.fw_file.firmware))
1134 release_firmware(ar->normal_mode_fw.fw_file.firmware);
1135
1136 if (!IS_ERR(ar->cal_file))
1137 release_firmware(ar->cal_file);
1138
1139 if (!IS_ERR(ar->pre_cal_file))
1140 release_firmware(ar->pre_cal_file);
1141
1142 ath10k_swap_code_seg_release(ar, &ar->normal_mode_fw.fw_file);
1143
1144 ar->normal_mode_fw.fw_file.otp_data = NULL;
1145 ar->normal_mode_fw.fw_file.otp_len = 0;
1146
1147 ar->normal_mode_fw.fw_file.firmware = NULL;
1148 ar->normal_mode_fw.fw_file.firmware_data = NULL;
1149 ar->normal_mode_fw.fw_file.firmware_len = 0;
1150
1151 ar->cal_file = NULL;
1152 ar->pre_cal_file = NULL;
1153}
1154
1155static int ath10k_fetch_cal_file(struct ath10k *ar)
1156{
1157 char filename[100];
1158
1159 /* pre-cal-<bus>-<id>.bin */
1160 scnprintf(filename, sizeof(filename), "pre-cal-%s-%s.bin",
1161 ath10k_bus_str(ar->hif.bus), dev_name(ar->dev));
1162
1163 ar->pre_cal_file = ath10k_fetch_fw_file(ar, ATH10K_FW_DIR, filename);
1164 if (!IS_ERR(ar->pre_cal_file))
1165 goto success;
1166
1167 /* cal-<bus>-<id>.bin */
1168 scnprintf(filename, sizeof(filename), "cal-%s-%s.bin",
1169 ath10k_bus_str(ar->hif.bus), dev_name(ar->dev));
1170
1171 ar->cal_file = ath10k_fetch_fw_file(ar, ATH10K_FW_DIR, filename);
1172 if (IS_ERR(ar->cal_file))
1173 /* calibration file is optional, don't print any warnings */
1174 return PTR_ERR(ar->cal_file);
1175success:
1176 ath10k_dbg(ar, ATH10K_DBG_BOOT, "found calibration file %s/%s\n",
1177 ATH10K_FW_DIR, filename);
1178
1179 return 0;
1180}
1181
1182static int ath10k_core_fetch_board_data_api_1(struct ath10k *ar, int bd_ie_type)
1183{
1184 const struct firmware *fw;
1185
1186 if (bd_ie_type == ATH10K_BD_IE_BOARD) {
1187 if (!ar->hw_params.fw.board) {
1188 ath10k_err(ar, "failed to find board file fw entry\n");
1189 return -EINVAL;
1190 }
1191
1192 ar->normal_mode_fw.board = ath10k_fetch_fw_file(ar,
1193 ar->hw_params.fw.dir,
1194 ar->hw_params.fw.board);
1195 if (IS_ERR(ar->normal_mode_fw.board))
1196 return PTR_ERR(ar->normal_mode_fw.board);
1197
1198 ar->normal_mode_fw.board_data = ar->normal_mode_fw.board->data;
1199 ar->normal_mode_fw.board_len = ar->normal_mode_fw.board->size;
1200 } else if (bd_ie_type == ATH10K_BD_IE_BOARD_EXT) {
1201 if (!ar->hw_params.fw.eboard) {
1202 ath10k_err(ar, "failed to find eboard file fw entry\n");
1203 return -EINVAL;
1204 }
1205
1206 fw = ath10k_fetch_fw_file(ar, ar->hw_params.fw.dir,
1207 ar->hw_params.fw.eboard);
1208 ar->normal_mode_fw.ext_board = fw;
1209 if (IS_ERR(ar->normal_mode_fw.ext_board))
1210 return PTR_ERR(ar->normal_mode_fw.ext_board);
1211
1212 ar->normal_mode_fw.ext_board_data = ar->normal_mode_fw.ext_board->data;
1213 ar->normal_mode_fw.ext_board_len = ar->normal_mode_fw.ext_board->size;
1214 }
1215
1216 return 0;
1217}
1218
1219static int ath10k_core_parse_bd_ie_board(struct ath10k *ar,
1220 const void *buf, size_t buf_len,
1221 const char *boardname,
1222 int bd_ie_type)
1223{
1224 const struct ath10k_fw_ie *hdr;
1225 bool name_match_found;
1226 int ret, board_ie_id;
1227 size_t board_ie_len;
1228 const void *board_ie_data;
1229
1230 name_match_found = false;
1231
1232 /* go through ATH10K_BD_IE_BOARD_ elements */
1233 while (buf_len > sizeof(struct ath10k_fw_ie)) {
1234 hdr = buf;
1235 board_ie_id = le32_to_cpu(hdr->id);
1236 board_ie_len = le32_to_cpu(hdr->len);
1237 board_ie_data = hdr->data;
1238
1239 buf_len -= sizeof(*hdr);
1240 buf += sizeof(*hdr);
1241
1242 if (buf_len < ALIGN(board_ie_len, 4)) {
1243 ath10k_err(ar, "invalid ATH10K_BD_IE_BOARD length: %zu < %zu\n",
1244 buf_len, ALIGN(board_ie_len, 4));
1245 ret = -EINVAL;
1246 goto out;
1247 }
1248
1249 switch (board_ie_id) {
1250 case ATH10K_BD_IE_BOARD_NAME:
1251 ath10k_dbg_dump(ar, ATH10K_DBG_BOOT, "board name", "",
1252 board_ie_data, board_ie_len);
1253
1254 if (board_ie_len != strlen(boardname))
1255 break;
1256
1257 ret = memcmp(board_ie_data, boardname, strlen(boardname));
1258 if (ret)
1259 break;
1260
1261 name_match_found = true;
1262 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1263 "boot found match for name '%s'",
1264 boardname);
1265 break;
1266 case ATH10K_BD_IE_BOARD_DATA:
1267 if (!name_match_found)
1268 /* no match found */
1269 break;
1270
1271 if (bd_ie_type == ATH10K_BD_IE_BOARD) {
1272 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1273 "boot found board data for '%s'",
1274 boardname);
1275
1276 ar->normal_mode_fw.board_data = board_ie_data;
1277 ar->normal_mode_fw.board_len = board_ie_len;
1278 } else if (bd_ie_type == ATH10K_BD_IE_BOARD_EXT) {
1279 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1280 "boot found eboard data for '%s'",
1281 boardname);
1282
1283 ar->normal_mode_fw.ext_board_data = board_ie_data;
1284 ar->normal_mode_fw.ext_board_len = board_ie_len;
1285 }
1286
1287 ret = 0;
1288 goto out;
1289 default:
1290 ath10k_warn(ar, "unknown ATH10K_BD_IE_BOARD found: %d\n",
1291 board_ie_id);
1292 break;
1293 }
1294
1295 /* jump over the padding */
1296 board_ie_len = ALIGN(board_ie_len, 4);
1297
1298 buf_len -= board_ie_len;
1299 buf += board_ie_len;
1300 }
1301
1302 /* no match found */
1303 ret = -ENOENT;
1304
1305out:
1306 return ret;
1307}
1308
1309static int ath10k_core_search_bd(struct ath10k *ar,
1310 const char *boardname,
1311 const u8 *data,
1312 size_t len)
1313{
1314 size_t ie_len;
1315 struct ath10k_fw_ie *hdr;
1316 int ret = -ENOENT, ie_id;
1317
1318 while (len > sizeof(struct ath10k_fw_ie)) {
1319 hdr = (struct ath10k_fw_ie *)data;
1320 ie_id = le32_to_cpu(hdr->id);
1321 ie_len = le32_to_cpu(hdr->len);
1322
1323 len -= sizeof(*hdr);
1324 data = hdr->data;
1325
1326 if (len < ALIGN(ie_len, 4)) {
1327 ath10k_err(ar, "invalid length for board ie_id %d ie_len %zu len %zu\n",
1328 ie_id, ie_len, len);
1329 return -EINVAL;
1330 }
1331
1332 switch (ie_id) {
1333 case ATH10K_BD_IE_BOARD:
1334 ret = ath10k_core_parse_bd_ie_board(ar, data, ie_len,
1335 boardname,
1336 ATH10K_BD_IE_BOARD);
1337 if (ret == -ENOENT)
1338 /* no match found, continue */
1339 break;
1340
1341 /* either found or error, so stop searching */
1342 goto out;
1343 case ATH10K_BD_IE_BOARD_EXT:
1344 ret = ath10k_core_parse_bd_ie_board(ar, data, ie_len,
1345 boardname,
1346 ATH10K_BD_IE_BOARD_EXT);
1347 if (ret == -ENOENT)
1348 /* no match found, continue */
1349 break;
1350
1351 /* either found or error, so stop searching */
1352 goto out;
1353 }
1354
1355 /* jump over the padding */
1356 ie_len = ALIGN(ie_len, 4);
1357
1358 len -= ie_len;
1359 data += ie_len;
1360 }
1361
1362out:
1363 /* return result of parse_bd_ie_board() or -ENOENT */
1364 return ret;
1365}
1366
1367static int ath10k_core_fetch_board_data_api_n(struct ath10k *ar,
1368 const char *boardname,
1369 const char *fallback_boardname1,
1370 const char *fallback_boardname2,
1371 const char *filename)
1372{
1373 size_t len, magic_len;
1374 const u8 *data;
1375 int ret;
1376
1377 /* Skip if already fetched during board data download */
1378 if (!ar->normal_mode_fw.board)
1379 ar->normal_mode_fw.board = ath10k_fetch_fw_file(ar,
1380 ar->hw_params.fw.dir,
1381 filename);
1382 if (IS_ERR(ar->normal_mode_fw.board))
1383 return PTR_ERR(ar->normal_mode_fw.board);
1384
1385 data = ar->normal_mode_fw.board->data;
1386 len = ar->normal_mode_fw.board->size;
1387
1388 /* magic has extra null byte padded */
1389 magic_len = strlen(ATH10K_BOARD_MAGIC) + 1;
1390 if (len < magic_len) {
1391 ath10k_err(ar, "failed to find magic value in %s/%s, file too short: %zu\n",
1392 ar->hw_params.fw.dir, filename, len);
1393 ret = -EINVAL;
1394 goto err;
1395 }
1396
1397 if (memcmp(data, ATH10K_BOARD_MAGIC, magic_len)) {
1398 ath10k_err(ar, "found invalid board magic\n");
1399 ret = -EINVAL;
1400 goto err;
1401 }
1402
1403 /* magic is padded to 4 bytes */
1404 magic_len = ALIGN(magic_len, 4);
1405 if (len < magic_len) {
1406 ath10k_err(ar, "failed: %s/%s too small to contain board data, len: %zu\n",
1407 ar->hw_params.fw.dir, filename, len);
1408 ret = -EINVAL;
1409 goto err;
1410 }
1411
1412 data += magic_len;
1413 len -= magic_len;
1414
1415 /* attempt to find boardname in the IE list */
1416 ret = ath10k_core_search_bd(ar, boardname, data, len);
1417
1418 /* if we didn't find it and have a fallback name, try that */
1419 if (ret == -ENOENT && fallback_boardname1)
1420 ret = ath10k_core_search_bd(ar, fallback_boardname1, data, len);
1421
1422 if (ret == -ENOENT && fallback_boardname2)
1423 ret = ath10k_core_search_bd(ar, fallback_boardname2, data, len);
1424
1425 if (ret == -ENOENT) {
1426 ath10k_err(ar,
1427 "failed to fetch board data for %s from %s/%s\n",
1428 boardname, ar->hw_params.fw.dir, filename);
1429 ret = -ENODATA;
1430 }
1431
1432 if (ret)
1433 goto err;
1434
1435 return 0;
1436
1437err:
1438 ath10k_core_free_board_files(ar);
1439 return ret;
1440}
1441
1442static int ath10k_core_create_board_name(struct ath10k *ar, char *name,
1443 size_t name_len, bool with_variant,
1444 bool with_chip_id)
1445{
1446 /* strlen(',variant=') + strlen(ar->id.bdf_ext) */
1447 char variant[9 + ATH10K_SMBIOS_BDF_EXT_STR_LENGTH] = { 0 };
1448
1449 if (with_variant && ar->id.bdf_ext[0] != '\0')
1450 scnprintf(variant, sizeof(variant), ",variant=%s",
1451 ar->id.bdf_ext);
1452
1453 if (ar->id.bmi_ids_valid) {
1454 scnprintf(name, name_len,
1455 "bus=%s,bmi-chip-id=%d,bmi-board-id=%d%s",
1456 ath10k_bus_str(ar->hif.bus),
1457 ar->id.bmi_chip_id,
1458 ar->id.bmi_board_id, variant);
1459 goto out;
1460 }
1461
1462 if (ar->id.qmi_ids_valid) {
1463 if (with_chip_id)
1464 scnprintf(name, name_len,
1465 "bus=%s,qmi-board-id=%x,qmi-chip-id=%x%s",
1466 ath10k_bus_str(ar->hif.bus),
1467 ar->id.qmi_board_id, ar->id.qmi_chip_id,
1468 variant);
1469 else
1470 scnprintf(name, name_len,
1471 "bus=%s,qmi-board-id=%x",
1472 ath10k_bus_str(ar->hif.bus),
1473 ar->id.qmi_board_id);
1474 goto out;
1475 }
1476
1477 scnprintf(name, name_len,
1478 "bus=%s,vendor=%04x,device=%04x,subsystem-vendor=%04x,subsystem-device=%04x%s",
1479 ath10k_bus_str(ar->hif.bus),
1480 ar->id.vendor, ar->id.device,
1481 ar->id.subsystem_vendor, ar->id.subsystem_device, variant);
1482out:
1483 ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot using board name '%s'\n", name);
1484
1485 return 0;
1486}
1487
1488static int ath10k_core_create_eboard_name(struct ath10k *ar, char *name,
1489 size_t name_len)
1490{
1491 if (ar->id.bmi_ids_valid) {
1492 scnprintf(name, name_len,
1493 "bus=%s,bmi-chip-id=%d,bmi-eboard-id=%d",
1494 ath10k_bus_str(ar->hif.bus),
1495 ar->id.bmi_chip_id,
1496 ar->id.bmi_eboard_id);
1497
1498 ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot using eboard name '%s'\n", name);
1499 return 0;
1500 }
1501 /* Fallback if returned board id is zero */
1502 return -1;
1503}
1504
1505int ath10k_core_fetch_board_file(struct ath10k *ar, int bd_ie_type)
1506{
1507 char boardname[100], fallback_boardname1[100], fallback_boardname2[100];
1508 int ret;
1509
1510 if (bd_ie_type == ATH10K_BD_IE_BOARD) {
1511 /* With variant and chip id */
1512 ret = ath10k_core_create_board_name(ar, boardname,
1513 sizeof(boardname), true,
1514 true);
1515 if (ret) {
1516 ath10k_err(ar, "failed to create board name: %d", ret);
1517 return ret;
1518 }
1519
1520 /* Without variant and only chip-id */
1521 ret = ath10k_core_create_board_name(ar, fallback_boardname1,
1522 sizeof(boardname), false,
1523 true);
1524 if (ret) {
1525 ath10k_err(ar, "failed to create 1st fallback board name: %d",
1526 ret);
1527 return ret;
1528 }
1529
1530 /* Without variant and without chip-id */
1531 ret = ath10k_core_create_board_name(ar, fallback_boardname2,
1532 sizeof(boardname), false,
1533 false);
1534 if (ret) {
1535 ath10k_err(ar, "failed to create 2nd fallback board name: %d",
1536 ret);
1537 return ret;
1538 }
1539 } else if (bd_ie_type == ATH10K_BD_IE_BOARD_EXT) {
1540 ret = ath10k_core_create_eboard_name(ar, boardname,
1541 sizeof(boardname));
1542 if (ret) {
1543 ath10k_err(ar, "fallback to eboard.bin since board id 0");
1544 goto fallback;
1545 }
1546 }
1547
1548 ar->bd_api = 2;
1549 ret = ath10k_core_fetch_board_data_api_n(ar, boardname,
1550 fallback_boardname1,
1551 fallback_boardname2,
1552 ATH10K_BOARD_API2_FILE);
1553 if (!ret)
1554 goto success;
1555
1556fallback:
1557 ar->bd_api = 1;
1558 ret = ath10k_core_fetch_board_data_api_1(ar, bd_ie_type);
1559 if (ret) {
1560 ath10k_err(ar, "failed to fetch board-2.bin or board.bin from %s\n",
1561 ar->hw_params.fw.dir);
1562 return ret;
1563 }
1564
1565success:
1566 ath10k_dbg(ar, ATH10K_DBG_BOOT, "using board api %d\n", ar->bd_api);
1567 return 0;
1568}
1569EXPORT_SYMBOL(ath10k_core_fetch_board_file);
1570
1571static int ath10k_core_get_ext_board_id_from_otp(struct ath10k *ar)
1572{
1573 u32 result, address;
1574 u8 ext_board_id;
1575 int ret;
1576
1577 address = ar->hw_params.patch_load_addr;
1578
1579 if (!ar->normal_mode_fw.fw_file.otp_data ||
1580 !ar->normal_mode_fw.fw_file.otp_len) {
1581 ath10k_warn(ar,
1582 "failed to retrieve extended board id due to otp binary missing\n");
1583 return -ENODATA;
1584 }
1585
1586 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1587 "boot upload otp to 0x%x len %zd for ext board id\n",
1588 address, ar->normal_mode_fw.fw_file.otp_len);
1589
1590 ret = ath10k_bmi_fast_download(ar, address,
1591 ar->normal_mode_fw.fw_file.otp_data,
1592 ar->normal_mode_fw.fw_file.otp_len);
1593 if (ret) {
1594 ath10k_err(ar, "could not write otp for ext board id check: %d\n",
1595 ret);
1596 return ret;
1597 }
1598
1599 ret = ath10k_bmi_execute(ar, address, BMI_PARAM_GET_EXT_BOARD_ID, &result);
1600 if (ret) {
1601 ath10k_err(ar, "could not execute otp for ext board id check: %d\n",
1602 ret);
1603 return ret;
1604 }
1605
1606 if (!result) {
1607 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1608 "ext board id does not exist in otp, ignore it\n");
1609 return -EOPNOTSUPP;
1610 }
1611
1612 ext_board_id = result & ATH10K_BMI_EBOARD_ID_STATUS_MASK;
1613
1614 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1615 "boot get otp ext board id result 0x%08x ext_board_id %d\n",
1616 result, ext_board_id);
1617
1618 ar->id.bmi_eboard_id = ext_board_id;
1619
1620 return 0;
1621}
1622
1623static int ath10k_download_board_data(struct ath10k *ar, const void *data,
1624 size_t data_len)
1625{
1626 u32 board_data_size = ar->hw_params.fw.board_size;
1627 u32 eboard_data_size = ar->hw_params.fw.ext_board_size;
1628 u32 board_address;
1629 u32 ext_board_address;
1630 int ret;
1631
1632 ret = ath10k_push_board_ext_data(ar, data, data_len);
1633 if (ret) {
1634 ath10k_err(ar, "could not push board ext data (%d)\n", ret);
1635 goto exit;
1636 }
1637
1638 ret = ath10k_bmi_read32(ar, hi_board_data, &board_address);
1639 if (ret) {
1640 ath10k_err(ar, "could not read board data addr (%d)\n", ret);
1641 goto exit;
1642 }
1643
1644 ret = ath10k_bmi_write_memory(ar, board_address, data,
1645 min_t(u32, board_data_size,
1646 data_len));
1647 if (ret) {
1648 ath10k_err(ar, "could not write board data (%d)\n", ret);
1649 goto exit;
1650 }
1651
1652 ret = ath10k_bmi_write32(ar, hi_board_data_initialized, 1);
1653 if (ret) {
1654 ath10k_err(ar, "could not write board data bit (%d)\n", ret);
1655 goto exit;
1656 }
1657
1658 if (!ar->id.ext_bid_supported)
1659 goto exit;
1660
1661 /* Extended board data download */
1662 ret = ath10k_core_get_ext_board_id_from_otp(ar);
1663 if (ret == -EOPNOTSUPP) {
1664 /* Not fetching ext_board_data if ext board id is 0 */
1665 ath10k_dbg(ar, ATH10K_DBG_BOOT, "otp returned ext board id 0\n");
1666 return 0;
1667 } else if (ret) {
1668 ath10k_err(ar, "failed to get extended board id: %d\n", ret);
1669 goto exit;
1670 }
1671
1672 ret = ath10k_core_fetch_board_file(ar, ATH10K_BD_IE_BOARD_EXT);
1673 if (ret)
1674 goto exit;
1675
1676 if (ar->normal_mode_fw.ext_board_data) {
1677 ext_board_address = board_address + EXT_BOARD_ADDRESS_OFFSET;
1678 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1679 "boot writing ext board data to addr 0x%x",
1680 ext_board_address);
1681 ret = ath10k_bmi_write_memory(ar, ext_board_address,
1682 ar->normal_mode_fw.ext_board_data,
1683 min_t(u32, eboard_data_size, data_len));
1684 if (ret)
1685 ath10k_err(ar, "failed to write ext board data: %d\n", ret);
1686 }
1687
1688exit:
1689 return ret;
1690}
1691
1692static int ath10k_download_and_run_otp(struct ath10k *ar)
1693{
1694 u32 result, address = ar->hw_params.patch_load_addr;
1695 u32 bmi_otp_exe_param = ar->hw_params.otp_exe_param;
1696 int ret;
1697
1698 ret = ath10k_download_board_data(ar,
1699 ar->running_fw->board_data,
1700 ar->running_fw->board_len);
1701 if (ret) {
1702 ath10k_err(ar, "failed to download board data: %d\n", ret);
1703 return ret;
1704 }
1705
1706 /* OTP is optional */
1707
1708 if (!ar->running_fw->fw_file.otp_data ||
1709 !ar->running_fw->fw_file.otp_len) {
1710 ath10k_warn(ar, "Not running otp, calibration will be incorrect (otp-data %pK otp_len %zd)!\n",
1711 ar->running_fw->fw_file.otp_data,
1712 ar->running_fw->fw_file.otp_len);
1713 return 0;
1714 }
1715
1716 ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot upload otp to 0x%x len %zd\n",
1717 address, ar->running_fw->fw_file.otp_len);
1718
1719 ret = ath10k_bmi_fast_download(ar, address,
1720 ar->running_fw->fw_file.otp_data,
1721 ar->running_fw->fw_file.otp_len);
1722 if (ret) {
1723 ath10k_err(ar, "could not write otp (%d)\n", ret);
1724 return ret;
1725 }
1726
1727 /* As of now pre-cal is valid for 10_4 variants */
1728 if (ar->cal_mode == ATH10K_PRE_CAL_MODE_DT ||
1729 ar->cal_mode == ATH10K_PRE_CAL_MODE_FILE)
1730 bmi_otp_exe_param = BMI_PARAM_FLASH_SECTION_ALL;
1731
1732 ret = ath10k_bmi_execute(ar, address, bmi_otp_exe_param, &result);
1733 if (ret) {
1734 ath10k_err(ar, "could not execute otp (%d)\n", ret);
1735 return ret;
1736 }
1737
1738 ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot otp execute result %d\n", result);
1739
1740 if (!(skip_otp || test_bit(ATH10K_FW_FEATURE_IGNORE_OTP_RESULT,
1741 ar->running_fw->fw_file.fw_features)) &&
1742 result != 0) {
1743 ath10k_err(ar, "otp calibration failed: %d", result);
1744 return -EINVAL;
1745 }
1746
1747 return 0;
1748}
1749
1750static int ath10k_download_cal_file(struct ath10k *ar,
1751 const struct firmware *file)
1752{
1753 int ret;
1754
1755 if (!file)
1756 return -ENOENT;
1757
1758 if (IS_ERR(file))
1759 return PTR_ERR(file);
1760
1761 ret = ath10k_download_board_data(ar, file->data, file->size);
1762 if (ret) {
1763 ath10k_err(ar, "failed to download cal_file data: %d\n", ret);
1764 return ret;
1765 }
1766
1767 ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot cal file downloaded\n");
1768
1769 return 0;
1770}
1771
1772static int ath10k_download_cal_dt(struct ath10k *ar, const char *dt_name)
1773{
1774 struct device_node *node;
1775 int data_len;
1776 void *data;
1777 int ret;
1778
1779 node = ar->dev->of_node;
1780 if (!node)
1781 /* Device Tree is optional, don't print any warnings if
1782 * there's no node for ath10k.
1783 */
1784 return -ENOENT;
1785
1786 if (!of_get_property(node, dt_name, &data_len)) {
1787 /* The calibration data node is optional */
1788 return -ENOENT;
1789 }
1790
1791 if (data_len != ar->hw_params.cal_data_len) {
1792 ath10k_warn(ar, "invalid calibration data length in DT: %d\n",
1793 data_len);
1794 ret = -EMSGSIZE;
1795 goto out;
1796 }
1797
1798 data = kmalloc(data_len, GFP_KERNEL);
1799 if (!data) {
1800 ret = -ENOMEM;
1801 goto out;
1802 }
1803
1804 ret = of_property_read_u8_array(node, dt_name, data, data_len);
1805 if (ret) {
1806 ath10k_warn(ar, "failed to read calibration data from DT: %d\n",
1807 ret);
1808 goto out_free;
1809 }
1810
1811 ret = ath10k_download_board_data(ar, data, data_len);
1812 if (ret) {
1813 ath10k_warn(ar, "failed to download calibration data from Device Tree: %d\n",
1814 ret);
1815 goto out_free;
1816 }
1817
1818 ret = 0;
1819
1820out_free:
1821 kfree(data);
1822
1823out:
1824 return ret;
1825}
1826
1827static int ath10k_download_cal_eeprom(struct ath10k *ar)
1828{
1829 size_t data_len;
1830 void *data = NULL;
1831 int ret;
1832
1833 ret = ath10k_hif_fetch_cal_eeprom(ar, &data, &data_len);
1834 if (ret) {
1835 if (ret != -EOPNOTSUPP)
1836 ath10k_warn(ar, "failed to read calibration data from EEPROM: %d\n",
1837 ret);
1838 goto out_free;
1839 }
1840
1841 ret = ath10k_download_board_data(ar, data, data_len);
1842 if (ret) {
1843 ath10k_warn(ar, "failed to download calibration data from EEPROM: %d\n",
1844 ret);
1845 goto out_free;
1846 }
1847
1848 ret = 0;
1849
1850out_free:
1851 kfree(data);
1852
1853 return ret;
1854}
1855
1856int ath10k_core_fetch_firmware_api_n(struct ath10k *ar, const char *name,
1857 struct ath10k_fw_file *fw_file)
1858{
1859 size_t magic_len, len, ie_len;
1860 int ie_id, i, index, bit, ret;
1861 struct ath10k_fw_ie *hdr;
1862 const u8 *data;
1863 __le32 *timestamp, *version;
1864
1865 /* first fetch the firmware file (firmware-*.bin) */
1866 fw_file->firmware = ath10k_fetch_fw_file(ar, ar->hw_params.fw.dir,
1867 name);
1868 if (IS_ERR(fw_file->firmware))
1869 return PTR_ERR(fw_file->firmware);
1870
1871 data = fw_file->firmware->data;
1872 len = fw_file->firmware->size;
1873
1874 /* magic also includes the null byte, check that as well */
1875 magic_len = strlen(ATH10K_FIRMWARE_MAGIC) + 1;
1876
1877 if (len < magic_len) {
1878 ath10k_err(ar, "firmware file '%s/%s' too small to contain magic: %zu\n",
1879 ar->hw_params.fw.dir, name, len);
1880 ret = -EINVAL;
1881 goto err;
1882 }
1883
1884 if (memcmp(data, ATH10K_FIRMWARE_MAGIC, magic_len) != 0) {
1885 ath10k_err(ar, "invalid firmware magic\n");
1886 ret = -EINVAL;
1887 goto err;
1888 }
1889
1890 /* jump over the padding */
1891 magic_len = ALIGN(magic_len, 4);
1892
1893 len -= magic_len;
1894 data += magic_len;
1895
1896 /* loop elements */
1897 while (len > sizeof(struct ath10k_fw_ie)) {
1898 hdr = (struct ath10k_fw_ie *)data;
1899
1900 ie_id = le32_to_cpu(hdr->id);
1901 ie_len = le32_to_cpu(hdr->len);
1902
1903 len -= sizeof(*hdr);
1904 data += sizeof(*hdr);
1905
1906 if (len < ie_len) {
1907 ath10k_err(ar, "invalid length for FW IE %d (%zu < %zu)\n",
1908 ie_id, len, ie_len);
1909 ret = -EINVAL;
1910 goto err;
1911 }
1912
1913 switch (ie_id) {
1914 case ATH10K_FW_IE_FW_VERSION:
1915 if (ie_len > sizeof(fw_file->fw_version) - 1)
1916 break;
1917
1918 memcpy(fw_file->fw_version, data, ie_len);
1919 fw_file->fw_version[ie_len] = '\0';
1920
1921 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1922 "found fw version %s\n",
1923 fw_file->fw_version);
1924 break;
1925 case ATH10K_FW_IE_TIMESTAMP:
1926 if (ie_len != sizeof(u32))
1927 break;
1928
1929 timestamp = (__le32 *)data;
1930
1931 ath10k_dbg(ar, ATH10K_DBG_BOOT, "found fw timestamp %d\n",
1932 le32_to_cpup(timestamp));
1933 break;
1934 case ATH10K_FW_IE_FEATURES:
1935 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1936 "found firmware features ie (%zd B)\n",
1937 ie_len);
1938
1939 for (i = 0; i < ATH10K_FW_FEATURE_COUNT; i++) {
1940 index = i / 8;
1941 bit = i % 8;
1942
1943 if (index == ie_len)
1944 break;
1945
1946 if (data[index] & (1 << bit)) {
1947 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1948 "Enabling feature bit: %i\n",
1949 i);
1950 __set_bit(i, fw_file->fw_features);
1951 }
1952 }
1953
1954 ath10k_dbg_dump(ar, ATH10K_DBG_BOOT, "features", "",
1955 fw_file->fw_features,
1956 sizeof(fw_file->fw_features));
1957 break;
1958 case ATH10K_FW_IE_FW_IMAGE:
1959 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1960 "found fw image ie (%zd B)\n",
1961 ie_len);
1962
1963 fw_file->firmware_data = data;
1964 fw_file->firmware_len = ie_len;
1965
1966 break;
1967 case ATH10K_FW_IE_OTP_IMAGE:
1968 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1969 "found otp image ie (%zd B)\n",
1970 ie_len);
1971
1972 fw_file->otp_data = data;
1973 fw_file->otp_len = ie_len;
1974
1975 break;
1976 case ATH10K_FW_IE_WMI_OP_VERSION:
1977 if (ie_len != sizeof(u32))
1978 break;
1979
1980 version = (__le32 *)data;
1981
1982 fw_file->wmi_op_version = le32_to_cpup(version);
1983
1984 ath10k_dbg(ar, ATH10K_DBG_BOOT, "found fw ie wmi op version %d\n",
1985 fw_file->wmi_op_version);
1986 break;
1987 case ATH10K_FW_IE_HTT_OP_VERSION:
1988 if (ie_len != sizeof(u32))
1989 break;
1990
1991 version = (__le32 *)data;
1992
1993 fw_file->htt_op_version = le32_to_cpup(version);
1994
1995 ath10k_dbg(ar, ATH10K_DBG_BOOT, "found fw ie htt op version %d\n",
1996 fw_file->htt_op_version);
1997 break;
1998 case ATH10K_FW_IE_FW_CODE_SWAP_IMAGE:
1999 ath10k_dbg(ar, ATH10K_DBG_BOOT,
2000 "found fw code swap image ie (%zd B)\n",
2001 ie_len);
2002 fw_file->codeswap_data = data;
2003 fw_file->codeswap_len = ie_len;
2004 break;
2005 default:
2006 ath10k_warn(ar, "Unknown FW IE: %u\n",
2007 le32_to_cpu(hdr->id));
2008 break;
2009 }
2010
2011 /* jump over the padding */
2012 ie_len = ALIGN(ie_len, 4);
2013
2014 len -= ie_len;
2015 data += ie_len;
2016 }
2017
2018 if (!test_bit(ATH10K_FW_FEATURE_NON_BMI, fw_file->fw_features) &&
2019 (!fw_file->firmware_data || !fw_file->firmware_len)) {
2020 ath10k_warn(ar, "No ATH10K_FW_IE_FW_IMAGE found from '%s/%s', skipping\n",
2021 ar->hw_params.fw.dir, name);
2022 ret = -ENOMEDIUM;
2023 goto err;
2024 }
2025
2026 return 0;
2027
2028err:
2029 ath10k_core_free_firmware_files(ar);
2030 return ret;
2031}
2032
2033static void ath10k_core_get_fw_name(struct ath10k *ar, char *fw_name,
2034 size_t fw_name_len, int fw_api)
2035{
2036 switch (ar->hif.bus) {
2037 case ATH10K_BUS_SDIO:
2038 case ATH10K_BUS_USB:
2039 scnprintf(fw_name, fw_name_len, "%s-%s-%d.bin",
2040 ATH10K_FW_FILE_BASE, ath10k_bus_str(ar->hif.bus),
2041 fw_api);
2042 break;
2043 case ATH10K_BUS_PCI:
2044 case ATH10K_BUS_AHB:
2045 case ATH10K_BUS_SNOC:
2046 scnprintf(fw_name, fw_name_len, "%s-%d.bin",
2047 ATH10K_FW_FILE_BASE, fw_api);
2048 break;
2049 }
2050}
2051
2052static int ath10k_core_fetch_firmware_files(struct ath10k *ar)
2053{
2054 int ret, i;
2055 char fw_name[100];
2056
2057 /* calibration file is optional, don't check for any errors */
2058 ath10k_fetch_cal_file(ar);
2059
2060 for (i = ATH10K_FW_API_MAX; i >= ATH10K_FW_API_MIN; i--) {
2061 ar->fw_api = i;
2062 ath10k_dbg(ar, ATH10K_DBG_BOOT, "trying fw api %d\n",
2063 ar->fw_api);
2064
2065 ath10k_core_get_fw_name(ar, fw_name, sizeof(fw_name), ar->fw_api);
2066 ret = ath10k_core_fetch_firmware_api_n(ar, fw_name,
2067 &ar->normal_mode_fw.fw_file);
2068 if (!ret)
2069 goto success;
2070 }
2071
2072 /* we end up here if we couldn't fetch any firmware */
2073
2074 ath10k_err(ar, "Failed to find firmware-N.bin (N between %d and %d) from %s: %d",
2075 ATH10K_FW_API_MIN, ATH10K_FW_API_MAX, ar->hw_params.fw.dir,
2076 ret);
2077
2078 return ret;
2079
2080success:
2081 ath10k_dbg(ar, ATH10K_DBG_BOOT, "using fw api %d\n", ar->fw_api);
2082
2083 return 0;
2084}
2085
2086static int ath10k_core_pre_cal_download(struct ath10k *ar)
2087{
2088 int ret;
2089
2090 ret = ath10k_download_cal_file(ar, ar->pre_cal_file);
2091 if (ret == 0) {
2092 ar->cal_mode = ATH10K_PRE_CAL_MODE_FILE;
2093 goto success;
2094 }
2095
2096 ath10k_dbg(ar, ATH10K_DBG_BOOT,
2097 "boot did not find a pre calibration file, try DT next: %d\n",
2098 ret);
2099
2100 ret = ath10k_download_cal_dt(ar, "qcom,ath10k-pre-calibration-data");
2101 if (ret) {
2102 ath10k_dbg(ar, ATH10K_DBG_BOOT,
2103 "unable to load pre cal data from DT: %d\n", ret);
2104 return ret;
2105 }
2106 ar->cal_mode = ATH10K_PRE_CAL_MODE_DT;
2107
2108success:
2109 ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot using calibration mode %s\n",
2110 ath10k_cal_mode_str(ar->cal_mode));
2111
2112 return 0;
2113}
2114
2115static int ath10k_core_pre_cal_config(struct ath10k *ar)
2116{
2117 int ret;
2118
2119 ret = ath10k_core_pre_cal_download(ar);
2120 if (ret) {
2121 ath10k_dbg(ar, ATH10K_DBG_BOOT,
2122 "failed to load pre cal data: %d\n", ret);
2123 return ret;
2124 }
2125
2126 ret = ath10k_core_get_board_id_from_otp(ar);
2127 if (ret) {
2128 ath10k_err(ar, "failed to get board id: %d\n", ret);
2129 return ret;
2130 }
2131
2132 ret = ath10k_download_and_run_otp(ar);
2133 if (ret) {
2134 ath10k_err(ar, "failed to run otp: %d\n", ret);
2135 return ret;
2136 }
2137
2138 ath10k_dbg(ar, ATH10K_DBG_BOOT,
2139 "pre cal configuration done successfully\n");
2140
2141 return 0;
2142}
2143
2144static int ath10k_download_cal_data(struct ath10k *ar)
2145{
2146 int ret;
2147
2148 ret = ath10k_core_pre_cal_config(ar);
2149 if (ret == 0)
2150 return 0;
2151
2152 ath10k_dbg(ar, ATH10K_DBG_BOOT,
2153 "pre cal download procedure failed, try cal file: %d\n",
2154 ret);
2155
2156 ret = ath10k_download_cal_file(ar, ar->cal_file);
2157 if (ret == 0) {
2158 ar->cal_mode = ATH10K_CAL_MODE_FILE;
2159 goto done;
2160 }
2161
2162 ath10k_dbg(ar, ATH10K_DBG_BOOT,
2163 "boot did not find a calibration file, try DT next: %d\n",
2164 ret);
2165
2166 ret = ath10k_download_cal_dt(ar, "qcom,ath10k-calibration-data");
2167 if (ret == 0) {
2168 ar->cal_mode = ATH10K_CAL_MODE_DT;
2169 goto done;
2170 }
2171
2172 ath10k_dbg(ar, ATH10K_DBG_BOOT,
2173 "boot did not find DT entry, try target EEPROM next: %d\n",
2174 ret);
2175
2176 ret = ath10k_download_cal_eeprom(ar);
2177 if (ret == 0) {
2178 ar->cal_mode = ATH10K_CAL_MODE_EEPROM;
2179 goto done;
2180 }
2181
2182 ath10k_dbg(ar, ATH10K_DBG_BOOT,
2183 "boot did not find target EEPROM entry, try OTP next: %d\n",
2184 ret);
2185
2186 ret = ath10k_download_and_run_otp(ar);
2187 if (ret) {
2188 ath10k_err(ar, "failed to run otp: %d\n", ret);
2189 return ret;
2190 }
2191
2192 ar->cal_mode = ATH10K_CAL_MODE_OTP;
2193
2194done:
2195 ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot using calibration mode %s\n",
2196 ath10k_cal_mode_str(ar->cal_mode));
2197 return 0;
2198}
2199
2200static void ath10k_core_fetch_btcoex_dt(struct ath10k *ar)
2201{
2202 struct device_node *node;
2203 u8 coex_support = 0;
2204 int ret;
2205
2206 node = ar->dev->of_node;
2207 if (!node)
2208 goto out;
2209
2210 ret = of_property_read_u8(node, "qcom,coexist-support", &coex_support);
2211 if (ret) {
2212 ar->coex_support = true;
2213 goto out;
2214 }
2215
2216 if (coex_support) {
2217 ar->coex_support = true;
2218 } else {
2219 ar->coex_support = false;
2220 ar->coex_gpio_pin = -1;
2221 goto out;
2222 }
2223
2224 ret = of_property_read_u32(node, "qcom,coexist-gpio-pin",
2225 &ar->coex_gpio_pin);
2226 if (ret)
2227 ar->coex_gpio_pin = -1;
2228
2229out:
2230 ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot coex_support %d coex_gpio_pin %d\n",
2231 ar->coex_support, ar->coex_gpio_pin);
2232}
2233
2234static int ath10k_init_uart(struct ath10k *ar)
2235{
2236 int ret;
2237
2238 /*
2239 * Explicitly setting UART prints to zero as target turns it on
2240 * based on scratch registers.
2241 */
2242 ret = ath10k_bmi_write32(ar, hi_serial_enable, 0);
2243 if (ret) {
2244 ath10k_warn(ar, "could not disable UART prints (%d)\n", ret);
2245 return ret;
2246 }
2247
2248 if (!uart_print) {
2249 if (ar->hw_params.uart_pin_workaround) {
2250 ret = ath10k_bmi_write32(ar, hi_dbg_uart_txpin,
2251 ar->hw_params.uart_pin);
2252 if (ret) {
2253 ath10k_warn(ar, "failed to set UART TX pin: %d",
2254 ret);
2255 return ret;
2256 }
2257 }
2258
2259 return 0;
2260 }
2261
2262 ret = ath10k_bmi_write32(ar, hi_dbg_uart_txpin, ar->hw_params.uart_pin);
2263 if (ret) {
2264 ath10k_warn(ar, "could not enable UART prints (%d)\n", ret);
2265 return ret;
2266 }
2267
2268 ret = ath10k_bmi_write32(ar, hi_serial_enable, 1);
2269 if (ret) {
2270 ath10k_warn(ar, "could not enable UART prints (%d)\n", ret);
2271 return ret;
2272 }
2273
2274 /* Set the UART baud rate to 19200. */
2275 ret = ath10k_bmi_write32(ar, hi_desired_baud_rate, 19200);
2276 if (ret) {
2277 ath10k_warn(ar, "could not set the baud rate (%d)\n", ret);
2278 return ret;
2279 }
2280
2281 ath10k_info(ar, "UART prints enabled\n");
2282 return 0;
2283}
2284
2285static int ath10k_init_hw_params(struct ath10k *ar)
2286{
2287 const struct ath10k_hw_params *hw_params;
2288 int i;
2289
2290 for (i = 0; i < ARRAY_SIZE(ath10k_hw_params_list); i++) {
2291 hw_params = &ath10k_hw_params_list[i];
2292
2293 if (hw_params->bus == ar->hif.bus &&
2294 hw_params->id == ar->target_version &&
2295 hw_params->dev_id == ar->dev_id)
2296 break;
2297 }
2298
2299 if (i == ARRAY_SIZE(ath10k_hw_params_list)) {
2300 ath10k_err(ar, "Unsupported hardware version: 0x%x\n",
2301 ar->target_version);
2302 return -EINVAL;
2303 }
2304
2305 ar->hw_params = *hw_params;
2306
2307 ath10k_dbg(ar, ATH10K_DBG_BOOT, "Hardware name %s version 0x%x\n",
2308 ar->hw_params.name, ar->target_version);
2309
2310 return 0;
2311}
2312
2313void ath10k_core_start_recovery(struct ath10k *ar)
2314{
2315 if (test_and_set_bit(ATH10K_FLAG_RESTARTING, &ar->dev_flags)) {
2316 ath10k_warn(ar, "already restarting\n");
2317 return;
2318 }
2319
2320 queue_work(ar->workqueue, &ar->restart_work);
2321}
2322EXPORT_SYMBOL(ath10k_core_start_recovery);
2323
2324void ath10k_core_napi_enable(struct ath10k *ar)
2325{
2326 lockdep_assert_held(&ar->conf_mutex);
2327
2328 if (test_bit(ATH10K_FLAG_NAPI_ENABLED, &ar->dev_flags))
2329 return;
2330
2331 napi_enable(&ar->napi);
2332 set_bit(ATH10K_FLAG_NAPI_ENABLED, &ar->dev_flags);
2333}
2334EXPORT_SYMBOL(ath10k_core_napi_enable);
2335
2336void ath10k_core_napi_sync_disable(struct ath10k *ar)
2337{
2338 lockdep_assert_held(&ar->conf_mutex);
2339
2340 if (!test_bit(ATH10K_FLAG_NAPI_ENABLED, &ar->dev_flags))
2341 return;
2342
2343 napi_synchronize(&ar->napi);
2344 napi_disable(&ar->napi);
2345 clear_bit(ATH10K_FLAG_NAPI_ENABLED, &ar->dev_flags);
2346}
2347EXPORT_SYMBOL(ath10k_core_napi_sync_disable);
2348
2349static void ath10k_core_restart(struct work_struct *work)
2350{
2351 struct ath10k *ar = container_of(work, struct ath10k, restart_work);
2352 int ret;
2353
2354 set_bit(ATH10K_FLAG_CRASH_FLUSH, &ar->dev_flags);
2355
2356 /* Place a barrier to make sure the compiler doesn't reorder
2357 * CRASH_FLUSH and calling other functions.
2358 */
2359 barrier();
2360
2361 ieee80211_stop_queues(ar->hw);
2362 ath10k_drain_tx(ar);
2363 complete(&ar->scan.started);
2364 complete(&ar->scan.completed);
2365 complete(&ar->scan.on_channel);
2366 complete(&ar->offchan_tx_completed);
2367 complete(&ar->install_key_done);
2368 complete(&ar->vdev_setup_done);
2369 complete(&ar->vdev_delete_done);
2370 complete(&ar->thermal.wmi_sync);
2371 complete(&ar->bss_survey_done);
2372 wake_up(&ar->htt.empty_tx_wq);
2373 wake_up(&ar->wmi.tx_credits_wq);
2374 wake_up(&ar->peer_mapping_wq);
2375
2376 /* TODO: We can have one instance of cancelling coverage_class_work by
2377 * moving it to ath10k_halt(), so that both stop() and restart() would
2378 * call that but it takes conf_mutex() and if we call cancel_work_sync()
2379 * with conf_mutex it will deadlock.
2380 */
2381 cancel_work_sync(&ar->set_coverage_class_work);
2382
2383 mutex_lock(&ar->conf_mutex);
2384
2385 switch (ar->state) {
2386 case ATH10K_STATE_ON:
2387 ar->state = ATH10K_STATE_RESTARTING;
2388 ath10k_halt(ar);
2389 ath10k_scan_finish(ar);
2390 ieee80211_restart_hw(ar->hw);
2391 break;
2392 case ATH10K_STATE_OFF:
2393 /* this can happen if driver is being unloaded
2394 * or if the crash happens during FW probing
2395 */
2396 ath10k_warn(ar, "cannot restart a device that hasn't been started\n");
2397 break;
2398 case ATH10K_STATE_RESTARTING:
2399 /* hw restart might be requested from multiple places */
2400 break;
2401 case ATH10K_STATE_RESTARTED:
2402 ar->state = ATH10K_STATE_WEDGED;
2403 fallthrough;
2404 case ATH10K_STATE_WEDGED:
2405 ath10k_warn(ar, "device is wedged, will not restart\n");
2406 break;
2407 case ATH10K_STATE_UTF:
2408 ath10k_warn(ar, "firmware restart in UTF mode not supported\n");
2409 break;
2410 }
2411
2412 mutex_unlock(&ar->conf_mutex);
2413
2414 ret = ath10k_coredump_submit(ar);
2415 if (ret)
2416 ath10k_warn(ar, "failed to send firmware crash dump via devcoredump: %d",
2417 ret);
2418
2419 complete(&ar->driver_recovery);
2420}
2421
2422static void ath10k_core_set_coverage_class_work(struct work_struct *work)
2423{
2424 struct ath10k *ar = container_of(work, struct ath10k,
2425 set_coverage_class_work);
2426
2427 if (ar->hw_params.hw_ops->set_coverage_class)
2428 ar->hw_params.hw_ops->set_coverage_class(ar, -1);
2429}
2430
2431static int ath10k_core_init_firmware_features(struct ath10k *ar)
2432{
2433 struct ath10k_fw_file *fw_file = &ar->normal_mode_fw.fw_file;
2434 int max_num_peers;
2435
2436 if (test_bit(ATH10K_FW_FEATURE_WMI_10_2, fw_file->fw_features) &&
2437 !test_bit(ATH10K_FW_FEATURE_WMI_10X, fw_file->fw_features)) {
2438 ath10k_err(ar, "feature bits corrupted: 10.2 feature requires 10.x feature to be set as well");
2439 return -EINVAL;
2440 }
2441
2442 if (fw_file->wmi_op_version >= ATH10K_FW_WMI_OP_VERSION_MAX) {
2443 ath10k_err(ar, "unsupported WMI OP version (max %d): %d\n",
2444 ATH10K_FW_WMI_OP_VERSION_MAX, fw_file->wmi_op_version);
2445 return -EINVAL;
2446 }
2447
2448 ar->wmi.rx_decap_mode = ATH10K_HW_TXRX_NATIVE_WIFI;
2449 switch (ath10k_cryptmode_param) {
2450 case ATH10K_CRYPT_MODE_HW:
2451 clear_bit(ATH10K_FLAG_RAW_MODE, &ar->dev_flags);
2452 clear_bit(ATH10K_FLAG_HW_CRYPTO_DISABLED, &ar->dev_flags);
2453 break;
2454 case ATH10K_CRYPT_MODE_SW:
2455 if (!test_bit(ATH10K_FW_FEATURE_RAW_MODE_SUPPORT,
2456 fw_file->fw_features)) {
2457 ath10k_err(ar, "cryptmode > 0 requires raw mode support from firmware");
2458 return -EINVAL;
2459 }
2460
2461 set_bit(ATH10K_FLAG_RAW_MODE, &ar->dev_flags);
2462 set_bit(ATH10K_FLAG_HW_CRYPTO_DISABLED, &ar->dev_flags);
2463 break;
2464 default:
2465 ath10k_info(ar, "invalid cryptmode: %d\n",
2466 ath10k_cryptmode_param);
2467 return -EINVAL;
2468 }
2469
2470 ar->htt.max_num_amsdu = ATH10K_HTT_MAX_NUM_AMSDU_DEFAULT;
2471 ar->htt.max_num_ampdu = ATH10K_HTT_MAX_NUM_AMPDU_DEFAULT;
2472
2473 if (rawmode) {
2474 if (!test_bit(ATH10K_FW_FEATURE_RAW_MODE_SUPPORT,
2475 fw_file->fw_features)) {
2476 ath10k_err(ar, "rawmode = 1 requires support from firmware");
2477 return -EINVAL;
2478 }
2479 set_bit(ATH10K_FLAG_RAW_MODE, &ar->dev_flags);
2480 }
2481
2482 if (test_bit(ATH10K_FLAG_RAW_MODE, &ar->dev_flags)) {
2483 ar->wmi.rx_decap_mode = ATH10K_HW_TXRX_RAW;
2484
2485 /* Workaround:
2486 *
2487 * Firmware A-MSDU aggregation breaks with RAW Tx encap mode
2488 * and causes enormous performance issues (malformed frames,
2489 * etc).
2490 *
2491 * Disabling A-MSDU makes RAW mode stable with heavy traffic
2492 * albeit a bit slower compared to regular operation.
2493 */
2494 ar->htt.max_num_amsdu = 1;
2495 }
2496
2497 /* Backwards compatibility for firmwares without
2498 * ATH10K_FW_IE_WMI_OP_VERSION.
2499 */
2500 if (fw_file->wmi_op_version == ATH10K_FW_WMI_OP_VERSION_UNSET) {
2501 if (test_bit(ATH10K_FW_FEATURE_WMI_10X, fw_file->fw_features)) {
2502 if (test_bit(ATH10K_FW_FEATURE_WMI_10_2,
2503 fw_file->fw_features))
2504 fw_file->wmi_op_version = ATH10K_FW_WMI_OP_VERSION_10_2;
2505 else
2506 fw_file->wmi_op_version = ATH10K_FW_WMI_OP_VERSION_10_1;
2507 } else {
2508 fw_file->wmi_op_version = ATH10K_FW_WMI_OP_VERSION_MAIN;
2509 }
2510 }
2511
2512 switch (fw_file->wmi_op_version) {
2513 case ATH10K_FW_WMI_OP_VERSION_MAIN:
2514 max_num_peers = TARGET_NUM_PEERS;
2515 ar->max_num_stations = TARGET_NUM_STATIONS;
2516 ar->max_num_vdevs = TARGET_NUM_VDEVS;
2517 ar->htt.max_num_pending_tx = TARGET_NUM_MSDU_DESC;
2518 ar->fw_stats_req_mask = WMI_STAT_PDEV | WMI_STAT_VDEV |
2519 WMI_STAT_PEER;
2520 ar->max_spatial_stream = WMI_MAX_SPATIAL_STREAM;
2521 break;
2522 case ATH10K_FW_WMI_OP_VERSION_10_1:
2523 case ATH10K_FW_WMI_OP_VERSION_10_2:
2524 case ATH10K_FW_WMI_OP_VERSION_10_2_4:
2525 if (ath10k_peer_stats_enabled(ar)) {
2526 max_num_peers = TARGET_10X_TX_STATS_NUM_PEERS;
2527 ar->max_num_stations = TARGET_10X_TX_STATS_NUM_STATIONS;
2528 } else {
2529 max_num_peers = TARGET_10X_NUM_PEERS;
2530 ar->max_num_stations = TARGET_10X_NUM_STATIONS;
2531 }
2532 ar->max_num_vdevs = TARGET_10X_NUM_VDEVS;
2533 ar->htt.max_num_pending_tx = TARGET_10X_NUM_MSDU_DESC;
2534 ar->fw_stats_req_mask = WMI_STAT_PEER;
2535 ar->max_spatial_stream = WMI_MAX_SPATIAL_STREAM;
2536 break;
2537 case ATH10K_FW_WMI_OP_VERSION_TLV:
2538 max_num_peers = TARGET_TLV_NUM_PEERS;
2539 ar->max_num_stations = TARGET_TLV_NUM_STATIONS;
2540 ar->max_num_vdevs = TARGET_TLV_NUM_VDEVS;
2541 ar->max_num_tdls_vdevs = TARGET_TLV_NUM_TDLS_VDEVS;
2542 if (ar->hif.bus == ATH10K_BUS_SDIO)
2543 ar->htt.max_num_pending_tx =
2544 TARGET_TLV_NUM_MSDU_DESC_HL;
2545 else
2546 ar->htt.max_num_pending_tx = TARGET_TLV_NUM_MSDU_DESC;
2547 ar->wow.max_num_patterns = TARGET_TLV_NUM_WOW_PATTERNS;
2548 ar->fw_stats_req_mask = WMI_TLV_STAT_PDEV | WMI_TLV_STAT_VDEV |
2549 WMI_TLV_STAT_PEER | WMI_TLV_STAT_PEER_EXTD;
2550 ar->max_spatial_stream = WMI_MAX_SPATIAL_STREAM;
2551 ar->wmi.mgmt_max_num_pending_tx = TARGET_TLV_MGMT_NUM_MSDU_DESC;
2552 break;
2553 case ATH10K_FW_WMI_OP_VERSION_10_4:
2554 max_num_peers = TARGET_10_4_NUM_PEERS;
2555 ar->max_num_stations = TARGET_10_4_NUM_STATIONS;
2556 ar->num_active_peers = TARGET_10_4_ACTIVE_PEERS;
2557 ar->max_num_vdevs = TARGET_10_4_NUM_VDEVS;
2558 ar->num_tids = TARGET_10_4_TGT_NUM_TIDS;
2559 ar->fw_stats_req_mask = WMI_10_4_STAT_PEER |
2560 WMI_10_4_STAT_PEER_EXTD |
2561 WMI_10_4_STAT_VDEV_EXTD;
2562 ar->max_spatial_stream = ar->hw_params.max_spatial_stream;
2563 ar->max_num_tdls_vdevs = TARGET_10_4_NUM_TDLS_VDEVS;
2564
2565 if (test_bit(ATH10K_FW_FEATURE_PEER_FLOW_CONTROL,
2566 fw_file->fw_features))
2567 ar->htt.max_num_pending_tx = TARGET_10_4_NUM_MSDU_DESC_PFC;
2568 else
2569 ar->htt.max_num_pending_tx = TARGET_10_4_NUM_MSDU_DESC;
2570 break;
2571 case ATH10K_FW_WMI_OP_VERSION_UNSET:
2572 case ATH10K_FW_WMI_OP_VERSION_MAX:
2573 default:
2574 WARN_ON(1);
2575 return -EINVAL;
2576 }
2577
2578 if (ar->hw_params.num_peers)
2579 ar->max_num_peers = ar->hw_params.num_peers;
2580 else
2581 ar->max_num_peers = max_num_peers;
2582
2583 /* Backwards compatibility for firmwares without
2584 * ATH10K_FW_IE_HTT_OP_VERSION.
2585 */
2586 if (fw_file->htt_op_version == ATH10K_FW_HTT_OP_VERSION_UNSET) {
2587 switch (fw_file->wmi_op_version) {
2588 case ATH10K_FW_WMI_OP_VERSION_MAIN:
2589 fw_file->htt_op_version = ATH10K_FW_HTT_OP_VERSION_MAIN;
2590 break;
2591 case ATH10K_FW_WMI_OP_VERSION_10_1:
2592 case ATH10K_FW_WMI_OP_VERSION_10_2:
2593 case ATH10K_FW_WMI_OP_VERSION_10_2_4:
2594 fw_file->htt_op_version = ATH10K_FW_HTT_OP_VERSION_10_1;
2595 break;
2596 case ATH10K_FW_WMI_OP_VERSION_TLV:
2597 fw_file->htt_op_version = ATH10K_FW_HTT_OP_VERSION_TLV;
2598 break;
2599 case ATH10K_FW_WMI_OP_VERSION_10_4:
2600 case ATH10K_FW_WMI_OP_VERSION_UNSET:
2601 case ATH10K_FW_WMI_OP_VERSION_MAX:
2602 ath10k_err(ar, "htt op version not found from fw meta data");
2603 return -EINVAL;
2604 }
2605 }
2606
2607 return 0;
2608}
2609
2610static int ath10k_core_reset_rx_filter(struct ath10k *ar)
2611{
2612 int ret;
2613 int vdev_id;
2614 int vdev_type;
2615 int vdev_subtype;
2616 const u8 *vdev_addr;
2617
2618 vdev_id = 0;
2619 vdev_type = WMI_VDEV_TYPE_STA;
2620 vdev_subtype = ath10k_wmi_get_vdev_subtype(ar, WMI_VDEV_SUBTYPE_NONE);
2621 vdev_addr = ar->mac_addr;
2622
2623 ret = ath10k_wmi_vdev_create(ar, vdev_id, vdev_type, vdev_subtype,
2624 vdev_addr);
2625 if (ret) {
2626 ath10k_err(ar, "failed to create dummy vdev: %d\n", ret);
2627 return ret;
2628 }
2629
2630 ret = ath10k_wmi_vdev_delete(ar, vdev_id);
2631 if (ret) {
2632 ath10k_err(ar, "failed to delete dummy vdev: %d\n", ret);
2633 return ret;
2634 }
2635
2636 /* WMI and HTT may use separate HIF pipes and are not guaranteed to be
2637 * serialized properly implicitly.
2638 *
2639 * Moreover (most) WMI commands have no explicit acknowledges. It is
2640 * possible to infer it implicitly by poking firmware with echo
2641 * command - getting a reply means all preceding comments have been
2642 * (mostly) processed.
2643 *
2644 * In case of vdev create/delete this is sufficient.
2645 *
2646 * Without this it's possible to end up with a race when HTT Rx ring is
2647 * started before vdev create/delete hack is complete allowing a short
2648 * window of opportunity to receive (and Tx ACK) a bunch of frames.
2649 */
2650 ret = ath10k_wmi_barrier(ar);
2651 if (ret) {
2652 ath10k_err(ar, "failed to ping firmware: %d\n", ret);
2653 return ret;
2654 }
2655
2656 return 0;
2657}
2658
2659static int ath10k_core_compat_services(struct ath10k *ar)
2660{
2661 struct ath10k_fw_file *fw_file = &ar->normal_mode_fw.fw_file;
2662
2663 /* all 10.x firmware versions support thermal throttling but don't
2664 * advertise the support via service flags so we have to hardcode
2665 * it here
2666 */
2667 switch (fw_file->wmi_op_version) {
2668 case ATH10K_FW_WMI_OP_VERSION_10_1:
2669 case ATH10K_FW_WMI_OP_VERSION_10_2:
2670 case ATH10K_FW_WMI_OP_VERSION_10_2_4:
2671 case ATH10K_FW_WMI_OP_VERSION_10_4:
2672 set_bit(WMI_SERVICE_THERM_THROT, ar->wmi.svc_map);
2673 break;
2674 default:
2675 break;
2676 }
2677
2678 return 0;
2679}
2680
2681#define TGT_IRAM_READ_PER_ITR (8 * 1024)
2682
2683static int ath10k_core_copy_target_iram(struct ath10k *ar)
2684{
2685 const struct ath10k_hw_mem_layout *hw_mem;
2686 const struct ath10k_mem_region *tmp, *mem_region = NULL;
2687 dma_addr_t paddr;
2688 void *vaddr = NULL;
2689 u8 num_read_itr;
2690 int i, ret;
2691 u32 len, remaining_len;
2692
2693 hw_mem = ath10k_coredump_get_mem_layout(ar);
2694 if (!hw_mem)
2695 return -ENOMEM;
2696
2697 for (i = 0; i < hw_mem->region_table.size; i++) {
2698 tmp = &hw_mem->region_table.regions[i];
2699 if (tmp->type == ATH10K_MEM_REGION_TYPE_REG) {
2700 mem_region = tmp;
2701 break;
2702 }
2703 }
2704
2705 if (!mem_region)
2706 return -ENOMEM;
2707
2708 for (i = 0; i < ar->wmi.num_mem_chunks; i++) {
2709 if (ar->wmi.mem_chunks[i].req_id ==
2710 WMI_IRAM_RECOVERY_HOST_MEM_REQ_ID) {
2711 vaddr = ar->wmi.mem_chunks[i].vaddr;
2712 len = ar->wmi.mem_chunks[i].len;
2713 break;
2714 }
2715 }
2716
2717 if (!vaddr || !len) {
2718 ath10k_warn(ar, "No allocated memory for IRAM back up");
2719 return -ENOMEM;
2720 }
2721
2722 len = (len < mem_region->len) ? len : mem_region->len;
2723 paddr = mem_region->start;
2724 num_read_itr = len / TGT_IRAM_READ_PER_ITR;
2725 remaining_len = len % TGT_IRAM_READ_PER_ITR;
2726 for (i = 0; i < num_read_itr; i++) {
2727 ret = ath10k_hif_diag_read(ar, paddr, vaddr,
2728 TGT_IRAM_READ_PER_ITR);
2729 if (ret) {
2730 ath10k_warn(ar, "failed to copy firmware IRAM contents: %d",
2731 ret);
2732 return ret;
2733 }
2734
2735 paddr += TGT_IRAM_READ_PER_ITR;
2736 vaddr += TGT_IRAM_READ_PER_ITR;
2737 }
2738
2739 if (remaining_len) {
2740 ret = ath10k_hif_diag_read(ar, paddr, vaddr, remaining_len);
2741 if (ret) {
2742 ath10k_warn(ar, "failed to copy firmware IRAM contents: %d",
2743 ret);
2744 return ret;
2745 }
2746 }
2747
2748 ath10k_dbg(ar, ATH10K_DBG_BOOT, "target IRAM back up completed\n");
2749
2750 return 0;
2751}
2752
2753int ath10k_core_start(struct ath10k *ar, enum ath10k_firmware_mode mode,
2754 const struct ath10k_fw_components *fw)
2755{
2756 int status;
2757 u32 val;
2758
2759 lockdep_assert_held(&ar->conf_mutex);
2760
2761 clear_bit(ATH10K_FLAG_CRASH_FLUSH, &ar->dev_flags);
2762
2763 ar->running_fw = fw;
2764
2765 if (!test_bit(ATH10K_FW_FEATURE_NON_BMI,
2766 ar->running_fw->fw_file.fw_features)) {
2767 ath10k_bmi_start(ar);
2768
2769 /* Enable hardware clock to speed up firmware download */
2770 if (ar->hw_params.hw_ops->enable_pll_clk) {
2771 status = ar->hw_params.hw_ops->enable_pll_clk(ar);
2772 ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot enable pll ret %d\n",
2773 status);
2774 }
2775
2776 if (ath10k_init_configure_target(ar)) {
2777 status = -EINVAL;
2778 goto err;
2779 }
2780
2781 status = ath10k_download_cal_data(ar);
2782 if (status)
2783 goto err;
2784
2785 /* Some of qca988x solutions are having global reset issue
2786 * during target initialization. Bypassing PLL setting before
2787 * downloading firmware and letting the SoC run on REF_CLK is
2788 * fixing the problem. Corresponding firmware change is also
2789 * needed to set the clock source once the target is
2790 * initialized.
2791 */
2792 if (test_bit(ATH10K_FW_FEATURE_SUPPORTS_SKIP_CLOCK_INIT,
2793 ar->running_fw->fw_file.fw_features)) {
2794 status = ath10k_bmi_write32(ar, hi_skip_clock_init, 1);
2795 if (status) {
2796 ath10k_err(ar, "could not write to skip_clock_init: %d\n",
2797 status);
2798 goto err;
2799 }
2800 }
2801
2802 status = ath10k_download_fw(ar);
2803 if (status)
2804 goto err;
2805
2806 status = ath10k_init_uart(ar);
2807 if (status)
2808 goto err;
2809
2810 if (ar->hif.bus == ATH10K_BUS_SDIO) {
2811 status = ath10k_init_sdio(ar, mode);
2812 if (status) {
2813 ath10k_err(ar, "failed to init SDIO: %d\n", status);
2814 goto err;
2815 }
2816 }
2817 }
2818
2819 ar->htc.htc_ops.target_send_suspend_complete =
2820 ath10k_send_suspend_complete;
2821
2822 status = ath10k_htc_init(ar);
2823 if (status) {
2824 ath10k_err(ar, "could not init HTC (%d)\n", status);
2825 goto err;
2826 }
2827
2828 if (!test_bit(ATH10K_FW_FEATURE_NON_BMI,
2829 ar->running_fw->fw_file.fw_features)) {
2830 status = ath10k_bmi_done(ar);
2831 if (status)
2832 goto err;
2833 }
2834
2835 status = ath10k_wmi_attach(ar);
2836 if (status) {
2837 ath10k_err(ar, "WMI attach failed: %d\n", status);
2838 goto err;
2839 }
2840
2841 status = ath10k_htt_init(ar);
2842 if (status) {
2843 ath10k_err(ar, "failed to init htt: %d\n", status);
2844 goto err_wmi_detach;
2845 }
2846
2847 status = ath10k_htt_tx_start(&ar->htt);
2848 if (status) {
2849 ath10k_err(ar, "failed to alloc htt tx: %d\n", status);
2850 goto err_wmi_detach;
2851 }
2852
2853 /* If firmware indicates Full Rx Reorder support it must be used in a
2854 * slightly different manner. Let HTT code know.
2855 */
2856 ar->htt.rx_ring.in_ord_rx = !!(test_bit(WMI_SERVICE_RX_FULL_REORDER,
2857 ar->wmi.svc_map));
2858
2859 status = ath10k_htt_rx_alloc(&ar->htt);
2860 if (status) {
2861 ath10k_err(ar, "failed to alloc htt rx: %d\n", status);
2862 goto err_htt_tx_detach;
2863 }
2864
2865 status = ath10k_hif_start(ar);
2866 if (status) {
2867 ath10k_err(ar, "could not start HIF: %d\n", status);
2868 goto err_htt_rx_detach;
2869 }
2870
2871 status = ath10k_htc_wait_target(&ar->htc);
2872 if (status) {
2873 ath10k_err(ar, "failed to connect to HTC: %d\n", status);
2874 goto err_hif_stop;
2875 }
2876
2877 status = ath10k_hif_start_post(ar);
2878 if (status) {
2879 ath10k_err(ar, "failed to swap mailbox: %d\n", status);
2880 goto err_hif_stop;
2881 }
2882
2883 if (mode == ATH10K_FIRMWARE_MODE_NORMAL) {
2884 status = ath10k_htt_connect(&ar->htt);
2885 if (status) {
2886 ath10k_err(ar, "failed to connect htt (%d)\n", status);
2887 goto err_hif_stop;
2888 }
2889 }
2890
2891 status = ath10k_wmi_connect(ar);
2892 if (status) {
2893 ath10k_err(ar, "could not connect wmi: %d\n", status);
2894 goto err_hif_stop;
2895 }
2896
2897 status = ath10k_htc_start(&ar->htc);
2898 if (status) {
2899 ath10k_err(ar, "failed to start htc: %d\n", status);
2900 goto err_hif_stop;
2901 }
2902
2903 if (mode == ATH10K_FIRMWARE_MODE_NORMAL) {
2904 status = ath10k_wmi_wait_for_service_ready(ar);
2905 if (status) {
2906 ath10k_warn(ar, "wmi service ready event not received");
2907 goto err_hif_stop;
2908 }
2909 }
2910
2911 ath10k_dbg(ar, ATH10K_DBG_BOOT, "firmware %s booted\n",
2912 ar->hw->wiphy->fw_version);
2913
2914 if (test_bit(ATH10K_FW_FEATURE_IRAM_RECOVERY,
2915 ar->running_fw->fw_file.fw_features)) {
2916 status = ath10k_core_copy_target_iram(ar);
2917 if (status) {
2918 ath10k_warn(ar, "failed to copy target iram contents: %d",
2919 status);
2920 goto err_hif_stop;
2921 }
2922 }
2923
2924 if (test_bit(WMI_SERVICE_EXT_RES_CFG_SUPPORT, ar->wmi.svc_map) &&
2925 mode == ATH10K_FIRMWARE_MODE_NORMAL) {
2926 val = 0;
2927 if (ath10k_peer_stats_enabled(ar))
2928 val = WMI_10_4_PEER_STATS;
2929
2930 /* Enable vdev stats by default */
2931 val |= WMI_10_4_VDEV_STATS;
2932
2933 if (test_bit(WMI_SERVICE_BSS_CHANNEL_INFO_64, ar->wmi.svc_map))
2934 val |= WMI_10_4_BSS_CHANNEL_INFO_64;
2935
2936 ath10k_core_fetch_btcoex_dt(ar);
2937
2938 /* 10.4 firmware supports BT-Coex without reloading firmware
2939 * via pdev param. To support Bluetooth coexistence pdev param,
2940 * WMI_COEX_GPIO_SUPPORT of extended resource config should be
2941 * enabled always.
2942 *
2943 * We can still enable BTCOEX if firmware has the support
2944 * eventhough btceox_support value is
2945 * ATH10K_DT_BTCOEX_NOT_FOUND
2946 */
2947
2948 if (test_bit(WMI_SERVICE_COEX_GPIO, ar->wmi.svc_map) &&
2949 test_bit(ATH10K_FW_FEATURE_BTCOEX_PARAM,
2950 ar->running_fw->fw_file.fw_features) &&
2951 ar->coex_support)
2952 val |= WMI_10_4_COEX_GPIO_SUPPORT;
2953
2954 if (test_bit(WMI_SERVICE_TDLS_EXPLICIT_MODE_ONLY,
2955 ar->wmi.svc_map))
2956 val |= WMI_10_4_TDLS_EXPLICIT_MODE_ONLY;
2957
2958 if (test_bit(WMI_SERVICE_TDLS_UAPSD_BUFFER_STA,
2959 ar->wmi.svc_map))
2960 val |= WMI_10_4_TDLS_UAPSD_BUFFER_STA;
2961
2962 if (test_bit(WMI_SERVICE_TX_DATA_ACK_RSSI,
2963 ar->wmi.svc_map))
2964 val |= WMI_10_4_TX_DATA_ACK_RSSI;
2965
2966 if (test_bit(WMI_SERVICE_REPORT_AIRTIME, ar->wmi.svc_map))
2967 val |= WMI_10_4_REPORT_AIRTIME;
2968
2969 if (test_bit(WMI_SERVICE_EXT_PEER_TID_CONFIGS_SUPPORT,
2970 ar->wmi.svc_map))
2971 val |= WMI_10_4_EXT_PEER_TID_CONFIGS_SUPPORT;
2972
2973 status = ath10k_mac_ext_resource_config(ar, val);
2974 if (status) {
2975 ath10k_err(ar,
2976 "failed to send ext resource cfg command : %d\n",
2977 status);
2978 goto err_hif_stop;
2979 }
2980 }
2981
2982 status = ath10k_wmi_cmd_init(ar);
2983 if (status) {
2984 ath10k_err(ar, "could not send WMI init command (%d)\n",
2985 status);
2986 goto err_hif_stop;
2987 }
2988
2989 status = ath10k_wmi_wait_for_unified_ready(ar);
2990 if (status) {
2991 ath10k_err(ar, "wmi unified ready event not received\n");
2992 goto err_hif_stop;
2993 }
2994
2995 status = ath10k_core_compat_services(ar);
2996 if (status) {
2997 ath10k_err(ar, "compat services failed: %d\n", status);
2998 goto err_hif_stop;
2999 }
3000
3001 status = ath10k_wmi_pdev_set_base_macaddr(ar, ar->mac_addr);
3002 if (status && status != -EOPNOTSUPP) {
3003 ath10k_err(ar,
3004 "failed to set base mac address: %d\n", status);
3005 goto err_hif_stop;
3006 }
3007
3008 /* Some firmware revisions do not properly set up hardware rx filter
3009 * registers.
3010 *
3011 * A known example from QCA9880 and 10.2.4 is that MAC_PCU_ADDR1_MASK
3012 * is filled with 0s instead of 1s allowing HW to respond with ACKs to
3013 * any frames that matches MAC_PCU_RX_FILTER which is also
3014 * misconfigured to accept anything.
3015 *
3016 * The ADDR1 is programmed using internal firmware structure field and
3017 * can't be (easily/sanely) reached from the driver explicitly. It is
3018 * possible to implicitly make it correct by creating a dummy vdev and
3019 * then deleting it.
3020 */
3021 if (ar->hw_params.hw_filter_reset_required &&
3022 mode == ATH10K_FIRMWARE_MODE_NORMAL) {
3023 status = ath10k_core_reset_rx_filter(ar);
3024 if (status) {
3025 ath10k_err(ar,
3026 "failed to reset rx filter: %d\n", status);
3027 goto err_hif_stop;
3028 }
3029 }
3030
3031 status = ath10k_htt_rx_ring_refill(ar);
3032 if (status) {
3033 ath10k_err(ar, "failed to refill htt rx ring: %d\n", status);
3034 goto err_hif_stop;
3035 }
3036
3037 if (ar->max_num_vdevs >= 64)
3038 ar->free_vdev_map = 0xFFFFFFFFFFFFFFFFLL;
3039 else
3040 ar->free_vdev_map = (1LL << ar->max_num_vdevs) - 1;
3041
3042 INIT_LIST_HEAD(&ar->arvifs);
3043
3044 /* we don't care about HTT in UTF mode */
3045 if (mode == ATH10K_FIRMWARE_MODE_NORMAL) {
3046 status = ath10k_htt_setup(&ar->htt);
3047 if (status) {
3048 ath10k_err(ar, "failed to setup htt: %d\n", status);
3049 goto err_hif_stop;
3050 }
3051 }
3052
3053 status = ath10k_debug_start(ar);
3054 if (status)
3055 goto err_hif_stop;
3056
3057 status = ath10k_hif_set_target_log_mode(ar, fw_diag_log);
3058 if (status && status != -EOPNOTSUPP) {
3059 ath10k_warn(ar, "set target log mode failed: %d\n", status);
3060 goto err_hif_stop;
3061 }
3062
3063 return 0;
3064
3065err_hif_stop:
3066 ath10k_hif_stop(ar);
3067err_htt_rx_detach:
3068 ath10k_htt_rx_free(&ar->htt);
3069err_htt_tx_detach:
3070 ath10k_htt_tx_free(&ar->htt);
3071err_wmi_detach:
3072 ath10k_wmi_detach(ar);
3073err:
3074 return status;
3075}
3076EXPORT_SYMBOL(ath10k_core_start);
3077
3078int ath10k_wait_for_suspend(struct ath10k *ar, u32 suspend_opt)
3079{
3080 int ret;
3081 unsigned long time_left;
3082
3083 reinit_completion(&ar->target_suspend);
3084
3085 ret = ath10k_wmi_pdev_suspend_target(ar, suspend_opt);
3086 if (ret) {
3087 ath10k_warn(ar, "could not suspend target (%d)\n", ret);
3088 return ret;
3089 }
3090
3091 time_left = wait_for_completion_timeout(&ar->target_suspend, 1 * HZ);
3092
3093 if (!time_left) {
3094 ath10k_warn(ar, "suspend timed out - target pause event never came\n");
3095 return -ETIMEDOUT;
3096 }
3097
3098 return 0;
3099}
3100
3101void ath10k_core_stop(struct ath10k *ar)
3102{
3103 lockdep_assert_held(&ar->conf_mutex);
3104 ath10k_debug_stop(ar);
3105
3106 /* try to suspend target */
3107 if (ar->state != ATH10K_STATE_RESTARTING &&
3108 ar->state != ATH10K_STATE_UTF)
3109 ath10k_wait_for_suspend(ar, WMI_PDEV_SUSPEND_AND_DISABLE_INTR);
3110
3111 ath10k_hif_stop(ar);
3112 ath10k_htt_tx_stop(&ar->htt);
3113 ath10k_htt_rx_free(&ar->htt);
3114 ath10k_wmi_detach(ar);
3115
3116 ar->id.bmi_ids_valid = false;
3117}
3118EXPORT_SYMBOL(ath10k_core_stop);
3119
3120/* mac80211 manages fw/hw initialization through start/stop hooks. However in
3121 * order to know what hw capabilities should be advertised to mac80211 it is
3122 * necessary to load the firmware (and tear it down immediately since start
3123 * hook will try to init it again) before registering
3124 */
3125static int ath10k_core_probe_fw(struct ath10k *ar)
3126{
3127 struct bmi_target_info target_info;
3128 int ret = 0;
3129
3130 ret = ath10k_hif_power_up(ar, ATH10K_FIRMWARE_MODE_NORMAL);
3131 if (ret) {
3132 ath10k_err(ar, "could not power on hif bus (%d)\n", ret);
3133 return ret;
3134 }
3135
3136 switch (ar->hif.bus) {
3137 case ATH10K_BUS_SDIO:
3138 memset(&target_info, 0, sizeof(target_info));
3139 ret = ath10k_bmi_get_target_info_sdio(ar, &target_info);
3140 if (ret) {
3141 ath10k_err(ar, "could not get target info (%d)\n", ret);
3142 goto err_power_down;
3143 }
3144 ar->target_version = target_info.version;
3145 ar->hw->wiphy->hw_version = target_info.version;
3146 break;
3147 case ATH10K_BUS_PCI:
3148 case ATH10K_BUS_AHB:
3149 case ATH10K_BUS_USB:
3150 memset(&target_info, 0, sizeof(target_info));
3151 ret = ath10k_bmi_get_target_info(ar, &target_info);
3152 if (ret) {
3153 ath10k_err(ar, "could not get target info (%d)\n", ret);
3154 goto err_power_down;
3155 }
3156 ar->target_version = target_info.version;
3157 ar->hw->wiphy->hw_version = target_info.version;
3158 break;
3159 case ATH10K_BUS_SNOC:
3160 memset(&target_info, 0, sizeof(target_info));
3161 ret = ath10k_hif_get_target_info(ar, &target_info);
3162 if (ret) {
3163 ath10k_err(ar, "could not get target info (%d)\n", ret);
3164 goto err_power_down;
3165 }
3166 ar->target_version = target_info.version;
3167 ar->hw->wiphy->hw_version = target_info.version;
3168 break;
3169 default:
3170 ath10k_err(ar, "incorrect hif bus type: %d\n", ar->hif.bus);
3171 }
3172
3173 ret = ath10k_init_hw_params(ar);
3174 if (ret) {
3175 ath10k_err(ar, "could not get hw params (%d)\n", ret);
3176 goto err_power_down;
3177 }
3178
3179 ret = ath10k_core_fetch_firmware_files(ar);
3180 if (ret) {
3181 ath10k_err(ar, "could not fetch firmware files (%d)\n", ret);
3182 goto err_power_down;
3183 }
3184
3185 BUILD_BUG_ON(sizeof(ar->hw->wiphy->fw_version) !=
3186 sizeof(ar->normal_mode_fw.fw_file.fw_version));
3187 memcpy(ar->hw->wiphy->fw_version, ar->normal_mode_fw.fw_file.fw_version,
3188 sizeof(ar->hw->wiphy->fw_version));
3189
3190 ath10k_debug_print_hwfw_info(ar);
3191
3192 if (!test_bit(ATH10K_FW_FEATURE_NON_BMI,
3193 ar->normal_mode_fw.fw_file.fw_features)) {
3194 ret = ath10k_core_pre_cal_download(ar);
3195 if (ret) {
3196 /* pre calibration data download is not necessary
3197 * for all the chipsets. Ignore failures and continue.
3198 */
3199 ath10k_dbg(ar, ATH10K_DBG_BOOT,
3200 "could not load pre cal data: %d\n", ret);
3201 }
3202
3203 ret = ath10k_core_get_board_id_from_otp(ar);
3204 if (ret && ret != -EOPNOTSUPP) {
3205 ath10k_err(ar, "failed to get board id from otp: %d\n",
3206 ret);
3207 goto err_free_firmware_files;
3208 }
3209
3210 ret = ath10k_core_check_smbios(ar);
3211 if (ret)
3212 ath10k_dbg(ar, ATH10K_DBG_BOOT, "SMBIOS bdf variant name not set.\n");
3213
3214 ret = ath10k_core_check_dt(ar);
3215 if (ret)
3216 ath10k_dbg(ar, ATH10K_DBG_BOOT, "DT bdf variant name not set.\n");
3217
3218 ret = ath10k_core_fetch_board_file(ar, ATH10K_BD_IE_BOARD);
3219 if (ret) {
3220 ath10k_err(ar, "failed to fetch board file: %d\n", ret);
3221 goto err_free_firmware_files;
3222 }
3223
3224 ath10k_debug_print_board_info(ar);
3225 }
3226
3227 device_get_mac_address(ar->dev, ar->mac_addr, sizeof(ar->mac_addr));
3228
3229 ret = ath10k_core_init_firmware_features(ar);
3230 if (ret) {
3231 ath10k_err(ar, "fatal problem with firmware features: %d\n",
3232 ret);
3233 goto err_free_firmware_files;
3234 }
3235
3236 if (!test_bit(ATH10K_FW_FEATURE_NON_BMI,
3237 ar->normal_mode_fw.fw_file.fw_features)) {
3238 ret = ath10k_swap_code_seg_init(ar,
3239 &ar->normal_mode_fw.fw_file);
3240 if (ret) {
3241 ath10k_err(ar, "failed to initialize code swap segment: %d\n",
3242 ret);
3243 goto err_free_firmware_files;
3244 }
3245 }
3246
3247 mutex_lock(&ar->conf_mutex);
3248
3249 ret = ath10k_core_start(ar, ATH10K_FIRMWARE_MODE_NORMAL,
3250 &ar->normal_mode_fw);
3251 if (ret) {
3252 ath10k_err(ar, "could not init core (%d)\n", ret);
3253 goto err_unlock;
3254 }
3255
3256 ath10k_debug_print_boot_info(ar);
3257 ath10k_core_stop(ar);
3258
3259 mutex_unlock(&ar->conf_mutex);
3260
3261 ath10k_hif_power_down(ar);
3262 return 0;
3263
3264err_unlock:
3265 mutex_unlock(&ar->conf_mutex);
3266
3267err_free_firmware_files:
3268 ath10k_core_free_firmware_files(ar);
3269
3270err_power_down:
3271 ath10k_hif_power_down(ar);
3272
3273 return ret;
3274}
3275
3276static void ath10k_core_register_work(struct work_struct *work)
3277{
3278 struct ath10k *ar = container_of(work, struct ath10k, register_work);
3279 int status;
3280
3281 /* peer stats are enabled by default */
3282 set_bit(ATH10K_FLAG_PEER_STATS, &ar->dev_flags);
3283
3284 status = ath10k_core_probe_fw(ar);
3285 if (status) {
3286 ath10k_err(ar, "could not probe fw (%d)\n", status);
3287 goto err;
3288 }
3289
3290 status = ath10k_mac_register(ar);
3291 if (status) {
3292 ath10k_err(ar, "could not register to mac80211 (%d)\n", status);
3293 goto err_release_fw;
3294 }
3295
3296 status = ath10k_coredump_register(ar);
3297 if (status) {
3298 ath10k_err(ar, "unable to register coredump\n");
3299 goto err_unregister_mac;
3300 }
3301
3302 status = ath10k_debug_register(ar);
3303 if (status) {
3304 ath10k_err(ar, "unable to initialize debugfs\n");
3305 goto err_unregister_coredump;
3306 }
3307
3308 status = ath10k_spectral_create(ar);
3309 if (status) {
3310 ath10k_err(ar, "failed to initialize spectral\n");
3311 goto err_debug_destroy;
3312 }
3313
3314 status = ath10k_thermal_register(ar);
3315 if (status) {
3316 ath10k_err(ar, "could not register thermal device: %d\n",
3317 status);
3318 goto err_spectral_destroy;
3319 }
3320
3321 set_bit(ATH10K_FLAG_CORE_REGISTERED, &ar->dev_flags);
3322 return;
3323
3324err_spectral_destroy:
3325 ath10k_spectral_destroy(ar);
3326err_debug_destroy:
3327 ath10k_debug_destroy(ar);
3328err_unregister_coredump:
3329 ath10k_coredump_unregister(ar);
3330err_unregister_mac:
3331 ath10k_mac_unregister(ar);
3332err_release_fw:
3333 ath10k_core_free_firmware_files(ar);
3334err:
3335 /* TODO: It's probably a good idea to release device from the driver
3336 * but calling device_release_driver() here will cause a deadlock.
3337 */
3338 return;
3339}
3340
3341int ath10k_core_register(struct ath10k *ar,
3342 const struct ath10k_bus_params *bus_params)
3343{
3344 ar->bus_param = *bus_params;
3345
3346 queue_work(ar->workqueue, &ar->register_work);
3347
3348 return 0;
3349}
3350EXPORT_SYMBOL(ath10k_core_register);
3351
3352void ath10k_core_unregister(struct ath10k *ar)
3353{
3354 cancel_work_sync(&ar->register_work);
3355
3356 if (!test_bit(ATH10K_FLAG_CORE_REGISTERED, &ar->dev_flags))
3357 return;
3358
3359 ath10k_thermal_unregister(ar);
3360 /* Stop spectral before unregistering from mac80211 to remove the
3361 * relayfs debugfs file cleanly. Otherwise the parent debugfs tree
3362 * would be already be free'd recursively, leading to a double free.
3363 */
3364 ath10k_spectral_destroy(ar);
3365
3366 /* We must unregister from mac80211 before we stop HTC and HIF.
3367 * Otherwise we will fail to submit commands to FW and mac80211 will be
3368 * unhappy about callback failures.
3369 */
3370 ath10k_mac_unregister(ar);
3371
3372 ath10k_testmode_destroy(ar);
3373
3374 ath10k_core_free_firmware_files(ar);
3375 ath10k_core_free_board_files(ar);
3376
3377 ath10k_debug_unregister(ar);
3378}
3379EXPORT_SYMBOL(ath10k_core_unregister);
3380
3381struct ath10k *ath10k_core_create(size_t priv_size, struct device *dev,
3382 enum ath10k_bus bus,
3383 enum ath10k_hw_rev hw_rev,
3384 const struct ath10k_hif_ops *hif_ops)
3385{
3386 struct ath10k *ar;
3387 int ret;
3388
3389 ar = ath10k_mac_create(priv_size);
3390 if (!ar)
3391 return NULL;
3392
3393 ar->ath_common.priv = ar;
3394 ar->ath_common.hw = ar->hw;
3395 ar->dev = dev;
3396 ar->hw_rev = hw_rev;
3397 ar->hif.ops = hif_ops;
3398 ar->hif.bus = bus;
3399
3400 switch (hw_rev) {
3401 case ATH10K_HW_QCA988X:
3402 case ATH10K_HW_QCA9887:
3403 ar->regs = &qca988x_regs;
3404 ar->hw_ce_regs = &qcax_ce_regs;
3405 ar->hw_values = &qca988x_values;
3406 break;
3407 case ATH10K_HW_QCA6174:
3408 case ATH10K_HW_QCA9377:
3409 ar->regs = &qca6174_regs;
3410 ar->hw_ce_regs = &qcax_ce_regs;
3411 ar->hw_values = &qca6174_values;
3412 break;
3413 case ATH10K_HW_QCA99X0:
3414 case ATH10K_HW_QCA9984:
3415 ar->regs = &qca99x0_regs;
3416 ar->hw_ce_regs = &qcax_ce_regs;
3417 ar->hw_values = &qca99x0_values;
3418 break;
3419 case ATH10K_HW_QCA9888:
3420 ar->regs = &qca99x0_regs;
3421 ar->hw_ce_regs = &qcax_ce_regs;
3422 ar->hw_values = &qca9888_values;
3423 break;
3424 case ATH10K_HW_QCA4019:
3425 ar->regs = &qca4019_regs;
3426 ar->hw_ce_regs = &qcax_ce_regs;
3427 ar->hw_values = &qca4019_values;
3428 break;
3429 case ATH10K_HW_WCN3990:
3430 ar->regs = &wcn3990_regs;
3431 ar->hw_ce_regs = &wcn3990_ce_regs;
3432 ar->hw_values = &wcn3990_values;
3433 break;
3434 default:
3435 ath10k_err(ar, "unsupported core hardware revision %d\n",
3436 hw_rev);
3437 ret = -ENOTSUPP;
3438 goto err_free_mac;
3439 }
3440
3441 init_completion(&ar->scan.started);
3442 init_completion(&ar->scan.completed);
3443 init_completion(&ar->scan.on_channel);
3444 init_completion(&ar->target_suspend);
3445 init_completion(&ar->driver_recovery);
3446 init_completion(&ar->wow.wakeup_completed);
3447
3448 init_completion(&ar->install_key_done);
3449 init_completion(&ar->vdev_setup_done);
3450 init_completion(&ar->vdev_delete_done);
3451 init_completion(&ar->thermal.wmi_sync);
3452 init_completion(&ar->bss_survey_done);
3453 init_completion(&ar->peer_delete_done);
3454 init_completion(&ar->peer_stats_info_complete);
3455
3456 INIT_DELAYED_WORK(&ar->scan.timeout, ath10k_scan_timeout_work);
3457
3458 ar->workqueue = create_singlethread_workqueue("ath10k_wq");
3459 if (!ar->workqueue)
3460 goto err_free_mac;
3461
3462 ar->workqueue_aux = create_singlethread_workqueue("ath10k_aux_wq");
3463 if (!ar->workqueue_aux)
3464 goto err_free_wq;
3465
3466 ar->workqueue_tx_complete =
3467 create_singlethread_workqueue("ath10k_tx_complete_wq");
3468 if (!ar->workqueue_tx_complete)
3469 goto err_free_aux_wq;
3470
3471 mutex_init(&ar->conf_mutex);
3472 mutex_init(&ar->dump_mutex);
3473 spin_lock_init(&ar->data_lock);
3474
3475 INIT_LIST_HEAD(&ar->peers);
3476 init_waitqueue_head(&ar->peer_mapping_wq);
3477 init_waitqueue_head(&ar->htt.empty_tx_wq);
3478 init_waitqueue_head(&ar->wmi.tx_credits_wq);
3479
3480 skb_queue_head_init(&ar->htt.rx_indication_head);
3481
3482 init_completion(&ar->offchan_tx_completed);
3483 INIT_WORK(&ar->offchan_tx_work, ath10k_offchan_tx_work);
3484 skb_queue_head_init(&ar->offchan_tx_queue);
3485
3486 INIT_WORK(&ar->wmi_mgmt_tx_work, ath10k_mgmt_over_wmi_tx_work);
3487 skb_queue_head_init(&ar->wmi_mgmt_tx_queue);
3488
3489 INIT_WORK(&ar->register_work, ath10k_core_register_work);
3490 INIT_WORK(&ar->restart_work, ath10k_core_restart);
3491 INIT_WORK(&ar->set_coverage_class_work,
3492 ath10k_core_set_coverage_class_work);
3493
3494 init_dummy_netdev(&ar->napi_dev);
3495
3496 ret = ath10k_coredump_create(ar);
3497 if (ret)
3498 goto err_free_tx_complete;
3499
3500 ret = ath10k_debug_create(ar);
3501 if (ret)
3502 goto err_free_coredump;
3503
3504 return ar;
3505
3506err_free_coredump:
3507 ath10k_coredump_destroy(ar);
3508err_free_tx_complete:
3509 destroy_workqueue(ar->workqueue_tx_complete);
3510err_free_aux_wq:
3511 destroy_workqueue(ar->workqueue_aux);
3512err_free_wq:
3513 destroy_workqueue(ar->workqueue);
3514err_free_mac:
3515 ath10k_mac_destroy(ar);
3516
3517 return NULL;
3518}
3519EXPORT_SYMBOL(ath10k_core_create);
3520
3521void ath10k_core_destroy(struct ath10k *ar)
3522{
3523 flush_workqueue(ar->workqueue);
3524 destroy_workqueue(ar->workqueue);
3525
3526 flush_workqueue(ar->workqueue_aux);
3527 destroy_workqueue(ar->workqueue_aux);
3528
3529 flush_workqueue(ar->workqueue_tx_complete);
3530 destroy_workqueue(ar->workqueue_tx_complete);
3531
3532 ath10k_debug_destroy(ar);
3533 ath10k_coredump_destroy(ar);
3534 ath10k_htt_tx_destroy(&ar->htt);
3535 ath10k_wmi_free_host_mem(ar);
3536 ath10k_mac_destroy(ar);
3537}
3538EXPORT_SYMBOL(ath10k_core_destroy);
3539
3540MODULE_AUTHOR("Qualcomm Atheros");
3541MODULE_DESCRIPTION("Core module for Qualcomm Atheros 802.11ac wireless LAN cards.");
3542MODULE_LICENSE("Dual BSD/GPL");