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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 * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved.
7 */
8
9#include <linux/module.h>
10#include <linux/firmware.h>
11#include <linux/of.h>
12#include <linux/property.h>
13#include <linux/dmi.h>
14#include <linux/ctype.h>
15#include <linux/pm_qos.h>
16#include <linux/nvmem-consumer.h>
17#include <asm/byteorder.h>
18
19#include "core.h"
20#include "mac.h"
21#include "htc.h"
22#include "hif.h"
23#include "wmi.h"
24#include "bmi.h"
25#include "debug.h"
26#include "htt.h"
27#include "testmode.h"
28#include "wmi-ops.h"
29#include "coredump.h"
30
31unsigned int ath10k_debug_mask;
32EXPORT_SYMBOL(ath10k_debug_mask);
33
34static unsigned int ath10k_cryptmode_param;
35static bool uart_print;
36static bool skip_otp;
37static bool fw_diag_log;
38
39/* frame mode values are mapped as per enum ath10k_hw_txrx_mode */
40unsigned int ath10k_frame_mode = ATH10K_HW_TXRX_NATIVE_WIFI;
41
42unsigned long ath10k_coredump_mask = BIT(ATH10K_FW_CRASH_DUMP_REGISTERS) |
43 BIT(ATH10K_FW_CRASH_DUMP_CE_DATA);
44
45/* FIXME: most of these should be readonly */
46module_param_named(debug_mask, ath10k_debug_mask, uint, 0644);
47module_param_named(cryptmode, ath10k_cryptmode_param, uint, 0644);
48module_param(uart_print, bool, 0644);
49module_param(skip_otp, bool, 0644);
50module_param(fw_diag_log, bool, 0644);
51module_param_named(frame_mode, ath10k_frame_mode, uint, 0644);
52module_param_named(coredump_mask, ath10k_coredump_mask, ulong, 0444);
53
54MODULE_PARM_DESC(debug_mask, "Debugging mask");
55MODULE_PARM_DESC(uart_print, "Uart target debugging");
56MODULE_PARM_DESC(skip_otp, "Skip otp failure for calibration in testmode");
57MODULE_PARM_DESC(cryptmode, "Crypto mode: 0-hardware, 1-software");
58MODULE_PARM_DESC(frame_mode,
59 "Datapath frame mode (0: raw, 1: native wifi (default), 2: ethernet)");
60MODULE_PARM_DESC(coredump_mask, "Bitfield of what to include in firmware crash file");
61MODULE_PARM_DESC(fw_diag_log, "Diag based fw log debugging");
62
63static const struct ath10k_hw_params ath10k_hw_params_list[] = {
64 {
65 .id = QCA988X_HW_2_0_VERSION,
66 .dev_id = QCA988X_2_0_DEVICE_ID,
67 .bus = ATH10K_BUS_PCI,
68 .name = "qca988x hw2.0",
69 .patch_load_addr = QCA988X_HW_2_0_PATCH_LOAD_ADDR,
70 .uart_pin = 7,
71 .cc_wraparound_type = ATH10K_HW_CC_WRAP_SHIFTED_ALL,
72 .otp_exe_param = 0,
73 .channel_counters_freq_hz = 88000,
74 .max_probe_resp_desc_thres = 0,
75 .cal_data_len = 2116,
76 .fw = {
77 .dir = QCA988X_HW_2_0_FW_DIR,
78 .board = QCA988X_HW_2_0_BOARD_DATA_FILE,
79 .board_size = QCA988X_BOARD_DATA_SZ,
80 .board_ext_size = QCA988X_BOARD_EXT_DATA_SZ,
81 },
82 .rx_desc_ops = &qca988x_rx_desc_ops,
83 .hw_ops = &qca988x_ops,
84 .decap_align_bytes = 4,
85 .spectral_bin_discard = 0,
86 .spectral_bin_offset = 0,
87 .vht160_mcs_rx_highest = 0,
88 .vht160_mcs_tx_highest = 0,
89 .n_cipher_suites = 8,
90 .ast_skid_limit = 0x10,
91 .num_wds_entries = 0x20,
92 .target_64bit = false,
93 .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL,
94 .shadow_reg_support = false,
95 .rri_on_ddr = false,
96 .hw_filter_reset_required = true,
97 .fw_diag_ce_download = false,
98 .credit_size_workaround = false,
99 .tx_stats_over_pktlog = true,
100 .dynamic_sar_support = false,
101 .hw_restart_disconnect = false,
102 .use_fw_tx_credits = true,
103 .delay_unmap_buffer = false,
104 .mcast_frame_registration = false,
105 },
106 {
107 .id = QCA988X_HW_2_0_VERSION,
108 .dev_id = QCA988X_2_0_DEVICE_ID_UBNT,
109 .name = "qca988x hw2.0 ubiquiti",
110 .patch_load_addr = QCA988X_HW_2_0_PATCH_LOAD_ADDR,
111 .uart_pin = 7,
112 .cc_wraparound_type = ATH10K_HW_CC_WRAP_SHIFTED_ALL,
113 .otp_exe_param = 0,
114 .channel_counters_freq_hz = 88000,
115 .max_probe_resp_desc_thres = 0,
116 .cal_data_len = 2116,
117 .fw = {
118 .dir = QCA988X_HW_2_0_FW_DIR,
119 .board = QCA988X_HW_2_0_BOARD_DATA_FILE,
120 .board_size = QCA988X_BOARD_DATA_SZ,
121 .board_ext_size = QCA988X_BOARD_EXT_DATA_SZ,
122 },
123 .rx_desc_ops = &qca988x_rx_desc_ops,
124 .hw_ops = &qca988x_ops,
125 .decap_align_bytes = 4,
126 .spectral_bin_discard = 0,
127 .spectral_bin_offset = 0,
128 .vht160_mcs_rx_highest = 0,
129 .vht160_mcs_tx_highest = 0,
130 .n_cipher_suites = 8,
131 .ast_skid_limit = 0x10,
132 .num_wds_entries = 0x20,
133 .target_64bit = false,
134 .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL,
135 .shadow_reg_support = false,
136 .rri_on_ddr = false,
137 .hw_filter_reset_required = true,
138 .fw_diag_ce_download = false,
139 .credit_size_workaround = false,
140 .tx_stats_over_pktlog = true,
141 .dynamic_sar_support = false,
142 .hw_restart_disconnect = false,
143 .use_fw_tx_credits = true,
144 .delay_unmap_buffer = false,
145 .mcast_frame_registration = false,
146 },
147 {
148 .id = QCA9887_HW_1_0_VERSION,
149 .dev_id = QCA9887_1_0_DEVICE_ID,
150 .bus = ATH10K_BUS_PCI,
151 .name = "qca9887 hw1.0",
152 .patch_load_addr = QCA9887_HW_1_0_PATCH_LOAD_ADDR,
153 .uart_pin = 7,
154 .cc_wraparound_type = ATH10K_HW_CC_WRAP_SHIFTED_ALL,
155 .otp_exe_param = 0,
156 .channel_counters_freq_hz = 88000,
157 .max_probe_resp_desc_thres = 0,
158 .cal_data_len = 2116,
159 .fw = {
160 .dir = QCA9887_HW_1_0_FW_DIR,
161 .board = QCA9887_HW_1_0_BOARD_DATA_FILE,
162 .board_size = QCA9887_BOARD_DATA_SZ,
163 .board_ext_size = QCA9887_BOARD_EXT_DATA_SZ,
164 },
165 .rx_desc_ops = &qca988x_rx_desc_ops,
166 .hw_ops = &qca988x_ops,
167 .decap_align_bytes = 4,
168 .spectral_bin_discard = 0,
169 .spectral_bin_offset = 0,
170 .vht160_mcs_rx_highest = 0,
171 .vht160_mcs_tx_highest = 0,
172 .n_cipher_suites = 8,
173 .ast_skid_limit = 0x10,
174 .num_wds_entries = 0x20,
175 .target_64bit = false,
176 .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL,
177 .shadow_reg_support = false,
178 .rri_on_ddr = false,
179 .hw_filter_reset_required = true,
180 .fw_diag_ce_download = false,
181 .credit_size_workaround = false,
182 .tx_stats_over_pktlog = false,
183 .dynamic_sar_support = false,
184 .hw_restart_disconnect = false,
185 .use_fw_tx_credits = true,
186 .delay_unmap_buffer = false,
187 .mcast_frame_registration = false,
188 },
189 {
190 .id = QCA6174_HW_3_2_VERSION,
191 .dev_id = QCA6174_3_2_DEVICE_ID,
192 .bus = ATH10K_BUS_SDIO,
193 .name = "qca6174 hw3.2 sdio",
194 .patch_load_addr = QCA6174_HW_3_0_PATCH_LOAD_ADDR,
195 .uart_pin = 19,
196 .otp_exe_param = 0,
197 .channel_counters_freq_hz = 88000,
198 .max_probe_resp_desc_thres = 0,
199 .cal_data_len = 0,
200 .fw = {
201 .dir = QCA6174_HW_3_0_FW_DIR,
202 .board = QCA6174_HW_3_0_BOARD_DATA_FILE,
203 .board_size = QCA6174_BOARD_DATA_SZ,
204 .board_ext_size = QCA6174_BOARD_EXT_DATA_SZ,
205 },
206 .rx_desc_ops = &qca988x_rx_desc_ops,
207 .hw_ops = &qca6174_sdio_ops,
208 .hw_clk = qca6174_clk,
209 .target_cpu_freq = 176000000,
210 .decap_align_bytes = 4,
211 .n_cipher_suites = 8,
212 .num_peers = 10,
213 .ast_skid_limit = 0x10,
214 .num_wds_entries = 0x20,
215 .uart_pin_workaround = true,
216 .tx_stats_over_pktlog = false,
217 .credit_size_workaround = false,
218 .bmi_large_size_download = true,
219 .supports_peer_stats_info = true,
220 .dynamic_sar_support = true,
221 .hw_restart_disconnect = false,
222 .use_fw_tx_credits = true,
223 .delay_unmap_buffer = false,
224 .mcast_frame_registration = false,
225 },
226 {
227 .id = QCA6174_HW_2_1_VERSION,
228 .dev_id = QCA6164_2_1_DEVICE_ID,
229 .bus = ATH10K_BUS_PCI,
230 .name = "qca6164 hw2.1",
231 .patch_load_addr = QCA6174_HW_2_1_PATCH_LOAD_ADDR,
232 .uart_pin = 6,
233 .otp_exe_param = 0,
234 .channel_counters_freq_hz = 88000,
235 .max_probe_resp_desc_thres = 0,
236 .cal_data_len = 8124,
237 .fw = {
238 .dir = QCA6174_HW_2_1_FW_DIR,
239 .board = QCA6174_HW_2_1_BOARD_DATA_FILE,
240 .board_size = QCA6174_BOARD_DATA_SZ,
241 .board_ext_size = QCA6174_BOARD_EXT_DATA_SZ,
242 },
243 .rx_desc_ops = &qca988x_rx_desc_ops,
244 .hw_ops = &qca988x_ops,
245 .decap_align_bytes = 4,
246 .spectral_bin_discard = 0,
247 .spectral_bin_offset = 0,
248 .vht160_mcs_rx_highest = 0,
249 .vht160_mcs_tx_highest = 0,
250 .n_cipher_suites = 8,
251 .ast_skid_limit = 0x10,
252 .num_wds_entries = 0x20,
253 .target_64bit = false,
254 .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL,
255 .shadow_reg_support = false,
256 .rri_on_ddr = false,
257 .hw_filter_reset_required = true,
258 .fw_diag_ce_download = false,
259 .credit_size_workaround = false,
260 .tx_stats_over_pktlog = false,
261 .dynamic_sar_support = false,
262 .hw_restart_disconnect = false,
263 .use_fw_tx_credits = true,
264 .delay_unmap_buffer = false,
265 .mcast_frame_registration = false,
266 },
267 {
268 .id = QCA6174_HW_2_1_VERSION,
269 .dev_id = QCA6174_2_1_DEVICE_ID,
270 .bus = ATH10K_BUS_PCI,
271 .name = "qca6174 hw2.1",
272 .patch_load_addr = QCA6174_HW_2_1_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_2_1_FW_DIR,
280 .board = QCA6174_HW_2_1_BOARD_DATA_FILE,
281 .board_size = QCA6174_BOARD_DATA_SZ,
282 .board_ext_size = QCA6174_BOARD_EXT_DATA_SZ,
283 },
284 .rx_desc_ops = &qca988x_rx_desc_ops,
285 .hw_ops = &qca988x_ops,
286 .decap_align_bytes = 4,
287 .spectral_bin_discard = 0,
288 .spectral_bin_offset = 0,
289 .vht160_mcs_rx_highest = 0,
290 .vht160_mcs_tx_highest = 0,
291 .n_cipher_suites = 8,
292 .ast_skid_limit = 0x10,
293 .num_wds_entries = 0x20,
294 .target_64bit = false,
295 .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL,
296 .shadow_reg_support = false,
297 .rri_on_ddr = false,
298 .hw_filter_reset_required = true,
299 .fw_diag_ce_download = false,
300 .credit_size_workaround = false,
301 .tx_stats_over_pktlog = false,
302 .dynamic_sar_support = false,
303 .hw_restart_disconnect = false,
304 .use_fw_tx_credits = true,
305 .delay_unmap_buffer = false,
306 .mcast_frame_registration = false,
307 },
308 {
309 .id = QCA6174_HW_3_0_VERSION,
310 .dev_id = QCA6174_2_1_DEVICE_ID,
311 .bus = ATH10K_BUS_PCI,
312 .name = "qca6174 hw3.0",
313 .patch_load_addr = QCA6174_HW_3_0_PATCH_LOAD_ADDR,
314 .uart_pin = 6,
315 .otp_exe_param = 0,
316 .channel_counters_freq_hz = 88000,
317 .max_probe_resp_desc_thres = 0,
318 .cal_data_len = 8124,
319 .fw = {
320 .dir = QCA6174_HW_3_0_FW_DIR,
321 .board = QCA6174_HW_3_0_BOARD_DATA_FILE,
322 .board_size = QCA6174_BOARD_DATA_SZ,
323 .board_ext_size = QCA6174_BOARD_EXT_DATA_SZ,
324 },
325 .rx_desc_ops = &qca988x_rx_desc_ops,
326 .hw_ops = &qca988x_ops,
327 .decap_align_bytes = 4,
328 .spectral_bin_discard = 0,
329 .spectral_bin_offset = 0,
330 .vht160_mcs_rx_highest = 0,
331 .vht160_mcs_tx_highest = 0,
332 .n_cipher_suites = 8,
333 .ast_skid_limit = 0x10,
334 .num_wds_entries = 0x20,
335 .target_64bit = false,
336 .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL,
337 .shadow_reg_support = false,
338 .rri_on_ddr = false,
339 .hw_filter_reset_required = true,
340 .fw_diag_ce_download = false,
341 .credit_size_workaround = false,
342 .tx_stats_over_pktlog = false,
343 .dynamic_sar_support = false,
344 .hw_restart_disconnect = false,
345 .use_fw_tx_credits = true,
346 .delay_unmap_buffer = false,
347 .mcast_frame_registration = false,
348 },
349 {
350 .id = QCA6174_HW_3_2_VERSION,
351 .dev_id = QCA6174_2_1_DEVICE_ID,
352 .bus = ATH10K_BUS_PCI,
353 .name = "qca6174 hw3.2",
354 .patch_load_addr = QCA6174_HW_3_0_PATCH_LOAD_ADDR,
355 .uart_pin = 6,
356 .otp_exe_param = 0,
357 .channel_counters_freq_hz = 88000,
358 .max_probe_resp_desc_thres = 0,
359 .cal_data_len = 8124,
360 .fw = {
361 /* uses same binaries as hw3.0 */
362 .dir = QCA6174_HW_3_0_FW_DIR,
363 .board = QCA6174_HW_3_0_BOARD_DATA_FILE,
364 .board_size = QCA6174_BOARD_DATA_SZ,
365 .board_ext_size = QCA6174_BOARD_EXT_DATA_SZ,
366 },
367 .rx_desc_ops = &qca988x_rx_desc_ops,
368 .hw_ops = &qca6174_ops,
369 .hw_clk = qca6174_clk,
370 .target_cpu_freq = 176000000,
371 .decap_align_bytes = 4,
372 .spectral_bin_discard = 0,
373 .spectral_bin_offset = 0,
374 .vht160_mcs_rx_highest = 0,
375 .vht160_mcs_tx_highest = 0,
376 .n_cipher_suites = 8,
377 .ast_skid_limit = 0x10,
378 .num_wds_entries = 0x20,
379 .target_64bit = false,
380 .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL,
381 .shadow_reg_support = false,
382 .rri_on_ddr = false,
383 .hw_filter_reset_required = true,
384 .fw_diag_ce_download = true,
385 .credit_size_workaround = false,
386 .tx_stats_over_pktlog = false,
387 .supports_peer_stats_info = true,
388 .dynamic_sar_support = true,
389 .hw_restart_disconnect = false,
390 .use_fw_tx_credits = true,
391 .delay_unmap_buffer = false,
392 .mcast_frame_registration = true,
393 },
394 {
395 .id = QCA99X0_HW_2_0_DEV_VERSION,
396 .dev_id = QCA99X0_2_0_DEVICE_ID,
397 .bus = ATH10K_BUS_PCI,
398 .name = "qca99x0 hw2.0",
399 .patch_load_addr = QCA99X0_HW_2_0_PATCH_LOAD_ADDR,
400 .uart_pin = 7,
401 .otp_exe_param = 0x00000700,
402 .continuous_frag_desc = true,
403 .cck_rate_map_rev2 = true,
404 .channel_counters_freq_hz = 150000,
405 .max_probe_resp_desc_thres = 24,
406 .tx_chain_mask = 0xf,
407 .rx_chain_mask = 0xf,
408 .max_spatial_stream = 4,
409 .cal_data_len = 12064,
410 .fw = {
411 .dir = QCA99X0_HW_2_0_FW_DIR,
412 .board = QCA99X0_HW_2_0_BOARD_DATA_FILE,
413 .board_size = QCA99X0_BOARD_DATA_SZ,
414 .board_ext_size = QCA99X0_BOARD_EXT_DATA_SZ,
415 },
416 .sw_decrypt_mcast_mgmt = true,
417 .rx_desc_ops = &qca99x0_rx_desc_ops,
418 .hw_ops = &qca99x0_ops,
419 .decap_align_bytes = 1,
420 .spectral_bin_discard = 4,
421 .spectral_bin_offset = 0,
422 .vht160_mcs_rx_highest = 0,
423 .vht160_mcs_tx_highest = 0,
424 .n_cipher_suites = 11,
425 .ast_skid_limit = 0x10,
426 .num_wds_entries = 0x20,
427 .target_64bit = false,
428 .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL,
429 .shadow_reg_support = false,
430 .rri_on_ddr = false,
431 .hw_filter_reset_required = true,
432 .fw_diag_ce_download = false,
433 .credit_size_workaround = false,
434 .tx_stats_over_pktlog = false,
435 .dynamic_sar_support = false,
436 .hw_restart_disconnect = false,
437 .use_fw_tx_credits = true,
438 .delay_unmap_buffer = false,
439 .mcast_frame_registration = false,
440 },
441 {
442 .id = QCA9984_HW_1_0_DEV_VERSION,
443 .dev_id = QCA9984_1_0_DEVICE_ID,
444 .bus = ATH10K_BUS_PCI,
445 .name = "qca9984/qca9994 hw1.0",
446 .patch_load_addr = QCA9984_HW_1_0_PATCH_LOAD_ADDR,
447 .uart_pin = 7,
448 .cc_wraparound_type = ATH10K_HW_CC_WRAP_SHIFTED_EACH,
449 .otp_exe_param = 0x00000700,
450 .continuous_frag_desc = true,
451 .cck_rate_map_rev2 = true,
452 .channel_counters_freq_hz = 150000,
453 .max_probe_resp_desc_thres = 24,
454 .tx_chain_mask = 0xf,
455 .rx_chain_mask = 0xf,
456 .max_spatial_stream = 4,
457 .cal_data_len = 12064,
458 .fw = {
459 .dir = QCA9984_HW_1_0_FW_DIR,
460 .board = QCA9984_HW_1_0_BOARD_DATA_FILE,
461 .eboard = QCA9984_HW_1_0_EBOARD_DATA_FILE,
462 .board_size = QCA99X0_BOARD_DATA_SZ,
463 .board_ext_size = QCA99X0_BOARD_EXT_DATA_SZ,
464 .ext_board_size = QCA99X0_EXT_BOARD_DATA_SZ,
465 },
466 .sw_decrypt_mcast_mgmt = true,
467 .rx_desc_ops = &qca99x0_rx_desc_ops,
468 .hw_ops = &qca99x0_ops,
469 .decap_align_bytes = 1,
470 .spectral_bin_discard = 12,
471 .spectral_bin_offset = 8,
472
473 /* Can do only 2x2 VHT160 or 80+80. 1560Mbps is 4x4 80Mhz
474 * or 2x2 160Mhz, long-guard-interval.
475 */
476 .vht160_mcs_rx_highest = 1560,
477 .vht160_mcs_tx_highest = 1560,
478 .n_cipher_suites = 11,
479 .ast_skid_limit = 0x10,
480 .num_wds_entries = 0x20,
481 .target_64bit = false,
482 .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL,
483 .shadow_reg_support = false,
484 .rri_on_ddr = false,
485 .hw_filter_reset_required = true,
486 .fw_diag_ce_download = false,
487 .credit_size_workaround = false,
488 .tx_stats_over_pktlog = false,
489 .dynamic_sar_support = false,
490 .hw_restart_disconnect = false,
491 .use_fw_tx_credits = true,
492 .delay_unmap_buffer = false,
493 .mcast_frame_registration = false,
494 },
495 {
496 .id = QCA9888_HW_2_0_DEV_VERSION,
497 .dev_id = QCA9888_2_0_DEVICE_ID,
498 .bus = ATH10K_BUS_PCI,
499 .name = "qca9888 hw2.0",
500 .patch_load_addr = QCA9888_HW_2_0_PATCH_LOAD_ADDR,
501 .uart_pin = 7,
502 .cc_wraparound_type = ATH10K_HW_CC_WRAP_SHIFTED_EACH,
503 .otp_exe_param = 0x00000700,
504 .continuous_frag_desc = true,
505 .channel_counters_freq_hz = 150000,
506 .max_probe_resp_desc_thres = 24,
507 .tx_chain_mask = 3,
508 .rx_chain_mask = 3,
509 .max_spatial_stream = 2,
510 .cal_data_len = 12064,
511 .fw = {
512 .dir = QCA9888_HW_2_0_FW_DIR,
513 .board = QCA9888_HW_2_0_BOARD_DATA_FILE,
514 .board_size = QCA99X0_BOARD_DATA_SZ,
515 .board_ext_size = QCA99X0_BOARD_EXT_DATA_SZ,
516 },
517 .sw_decrypt_mcast_mgmt = true,
518 .rx_desc_ops = &qca99x0_rx_desc_ops,
519 .hw_ops = &qca99x0_ops,
520 .decap_align_bytes = 1,
521 .spectral_bin_discard = 12,
522 .spectral_bin_offset = 8,
523
524 /* Can do only 1x1 VHT160 or 80+80. 780Mbps is 2x2 80Mhz or
525 * 1x1 160Mhz, long-guard-interval.
526 */
527 .vht160_mcs_rx_highest = 780,
528 .vht160_mcs_tx_highest = 780,
529 .n_cipher_suites = 11,
530 .ast_skid_limit = 0x10,
531 .num_wds_entries = 0x20,
532 .target_64bit = false,
533 .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL,
534 .shadow_reg_support = false,
535 .rri_on_ddr = false,
536 .hw_filter_reset_required = true,
537 .fw_diag_ce_download = false,
538 .credit_size_workaround = false,
539 .tx_stats_over_pktlog = false,
540 .dynamic_sar_support = false,
541 .hw_restart_disconnect = false,
542 .use_fw_tx_credits = true,
543 .delay_unmap_buffer = false,
544 .mcast_frame_registration = false,
545 },
546 {
547 .id = QCA9377_HW_1_0_DEV_VERSION,
548 .dev_id = QCA9377_1_0_DEVICE_ID,
549 .bus = ATH10K_BUS_PCI,
550 .name = "qca9377 hw1.0",
551 .patch_load_addr = QCA9377_HW_1_0_PATCH_LOAD_ADDR,
552 .uart_pin = 6,
553 .otp_exe_param = 0,
554 .channel_counters_freq_hz = 88000,
555 .max_probe_resp_desc_thres = 0,
556 .cal_data_len = 8124,
557 .fw = {
558 .dir = QCA9377_HW_1_0_FW_DIR,
559 .board = QCA9377_HW_1_0_BOARD_DATA_FILE,
560 .board_size = QCA9377_BOARD_DATA_SZ,
561 .board_ext_size = QCA9377_BOARD_EXT_DATA_SZ,
562 },
563 .rx_desc_ops = &qca988x_rx_desc_ops,
564 .hw_ops = &qca988x_ops,
565 .decap_align_bytes = 4,
566 .spectral_bin_discard = 0,
567 .spectral_bin_offset = 0,
568 .vht160_mcs_rx_highest = 0,
569 .vht160_mcs_tx_highest = 0,
570 .n_cipher_suites = 8,
571 .ast_skid_limit = 0x10,
572 .num_wds_entries = 0x20,
573 .target_64bit = false,
574 .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL,
575 .shadow_reg_support = false,
576 .rri_on_ddr = false,
577 .hw_filter_reset_required = true,
578 .fw_diag_ce_download = false,
579 .credit_size_workaround = false,
580 .tx_stats_over_pktlog = false,
581 .dynamic_sar_support = false,
582 .hw_restart_disconnect = false,
583 .use_fw_tx_credits = true,
584 .delay_unmap_buffer = false,
585 .mcast_frame_registration = false,
586 },
587 {
588 .id = QCA9377_HW_1_1_DEV_VERSION,
589 .dev_id = QCA9377_1_0_DEVICE_ID,
590 .bus = ATH10K_BUS_PCI,
591 .name = "qca9377 hw1.1",
592 .patch_load_addr = QCA9377_HW_1_0_PATCH_LOAD_ADDR,
593 .uart_pin = 6,
594 .otp_exe_param = 0,
595 .channel_counters_freq_hz = 88000,
596 .max_probe_resp_desc_thres = 0,
597 .cal_data_len = 8124,
598 .fw = {
599 .dir = QCA9377_HW_1_0_FW_DIR,
600 .board = QCA9377_HW_1_0_BOARD_DATA_FILE,
601 .board_size = QCA9377_BOARD_DATA_SZ,
602 .board_ext_size = QCA9377_BOARD_EXT_DATA_SZ,
603 },
604 .rx_desc_ops = &qca988x_rx_desc_ops,
605 .hw_ops = &qca6174_ops,
606 .hw_clk = qca6174_clk,
607 .target_cpu_freq = 176000000,
608 .decap_align_bytes = 4,
609 .spectral_bin_discard = 0,
610 .spectral_bin_offset = 0,
611 .vht160_mcs_rx_highest = 0,
612 .vht160_mcs_tx_highest = 0,
613 .n_cipher_suites = 8,
614 .ast_skid_limit = 0x10,
615 .num_wds_entries = 0x20,
616 .target_64bit = false,
617 .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL,
618 .shadow_reg_support = false,
619 .rri_on_ddr = false,
620 .hw_filter_reset_required = true,
621 .fw_diag_ce_download = true,
622 .credit_size_workaround = false,
623 .tx_stats_over_pktlog = false,
624 .dynamic_sar_support = false,
625 .hw_restart_disconnect = false,
626 .use_fw_tx_credits = true,
627 .delay_unmap_buffer = false,
628 .mcast_frame_registration = false,
629 },
630 {
631 .id = QCA9377_HW_1_1_DEV_VERSION,
632 .dev_id = QCA9377_1_0_DEVICE_ID,
633 .bus = ATH10K_BUS_SDIO,
634 .name = "qca9377 hw1.1 sdio",
635 .patch_load_addr = QCA9377_HW_1_0_PATCH_LOAD_ADDR,
636 .uart_pin = 19,
637 .otp_exe_param = 0,
638 .channel_counters_freq_hz = 88000,
639 .max_probe_resp_desc_thres = 0,
640 .cal_data_len = 8124,
641 .fw = {
642 .dir = QCA9377_HW_1_0_FW_DIR,
643 .board = QCA9377_HW_1_0_BOARD_DATA_FILE,
644 .board_size = QCA9377_BOARD_DATA_SZ,
645 .board_ext_size = QCA9377_BOARD_EXT_DATA_SZ,
646 },
647 .rx_desc_ops = &qca988x_rx_desc_ops,
648 .hw_ops = &qca6174_ops,
649 .hw_clk = qca6174_clk,
650 .target_cpu_freq = 176000000,
651 .decap_align_bytes = 4,
652 .n_cipher_suites = 8,
653 .num_peers = TARGET_QCA9377_HL_NUM_PEERS,
654 .ast_skid_limit = 0x10,
655 .num_wds_entries = 0x20,
656 .uart_pin_workaround = true,
657 .credit_size_workaround = true,
658 .dynamic_sar_support = false,
659 .hw_restart_disconnect = false,
660 .use_fw_tx_credits = true,
661 .delay_unmap_buffer = false,
662 .mcast_frame_registration = false,
663 },
664 {
665 .id = QCA4019_HW_1_0_DEV_VERSION,
666 .dev_id = 0,
667 .bus = ATH10K_BUS_AHB,
668 .name = "qca4019 hw1.0",
669 .patch_load_addr = QCA4019_HW_1_0_PATCH_LOAD_ADDR,
670 .uart_pin = 7,
671 .cc_wraparound_type = ATH10K_HW_CC_WRAP_SHIFTED_EACH,
672 .otp_exe_param = 0x0010000,
673 .continuous_frag_desc = true,
674 .cck_rate_map_rev2 = true,
675 .channel_counters_freq_hz = 125000,
676 .max_probe_resp_desc_thres = 24,
677 .tx_chain_mask = 0x3,
678 .rx_chain_mask = 0x3,
679 .max_spatial_stream = 2,
680 .cal_data_len = 12064,
681 .fw = {
682 .dir = QCA4019_HW_1_0_FW_DIR,
683 .board = QCA4019_HW_1_0_BOARD_DATA_FILE,
684 .board_size = QCA4019_BOARD_DATA_SZ,
685 .board_ext_size = QCA4019_BOARD_EXT_DATA_SZ,
686 },
687 .sw_decrypt_mcast_mgmt = true,
688 .rx_desc_ops = &qca99x0_rx_desc_ops,
689 .hw_ops = &qca99x0_ops,
690 .decap_align_bytes = 1,
691 .spectral_bin_discard = 4,
692 .spectral_bin_offset = 0,
693 .vht160_mcs_rx_highest = 0,
694 .vht160_mcs_tx_highest = 0,
695 .n_cipher_suites = 11,
696 .ast_skid_limit = 0x10,
697 .num_wds_entries = 0x20,
698 .target_64bit = false,
699 .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL,
700 .shadow_reg_support = false,
701 .rri_on_ddr = false,
702 .hw_filter_reset_required = true,
703 .fw_diag_ce_download = false,
704 .credit_size_workaround = false,
705 .tx_stats_over_pktlog = false,
706 .dynamic_sar_support = false,
707 .hw_restart_disconnect = false,
708 .use_fw_tx_credits = true,
709 .delay_unmap_buffer = false,
710 .mcast_frame_registration = false,
711 },
712 {
713 .id = WCN3990_HW_1_0_DEV_VERSION,
714 .dev_id = 0,
715 .bus = ATH10K_BUS_SNOC,
716 .name = "wcn3990 hw1.0",
717 .continuous_frag_desc = true,
718 .tx_chain_mask = 0x7,
719 .rx_chain_mask = 0x7,
720 .max_spatial_stream = 4,
721 .fw = {
722 .dir = WCN3990_HW_1_0_FW_DIR,
723 },
724 .sw_decrypt_mcast_mgmt = true,
725 .rx_desc_ops = &wcn3990_rx_desc_ops,
726 .hw_ops = &wcn3990_ops,
727 .decap_align_bytes = 1,
728 .num_peers = TARGET_HL_TLV_NUM_PEERS,
729 .n_cipher_suites = 11,
730 .ast_skid_limit = TARGET_HL_TLV_AST_SKID_LIMIT,
731 .num_wds_entries = TARGET_HL_TLV_NUM_WDS_ENTRIES,
732 .target_64bit = true,
733 .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL_DUAL_MAC,
734 .shadow_reg_support = true,
735 .rri_on_ddr = true,
736 .hw_filter_reset_required = false,
737 .fw_diag_ce_download = false,
738 .credit_size_workaround = false,
739 .tx_stats_over_pktlog = false,
740 .dynamic_sar_support = true,
741 .hw_restart_disconnect = true,
742 .use_fw_tx_credits = false,
743 .delay_unmap_buffer = true,
744 .mcast_frame_registration = false,
745 },
746};
747
748static const char *const ath10k_core_fw_feature_str[] = {
749 [ATH10K_FW_FEATURE_EXT_WMI_MGMT_RX] = "wmi-mgmt-rx",
750 [ATH10K_FW_FEATURE_WMI_10X] = "wmi-10.x",
751 [ATH10K_FW_FEATURE_HAS_WMI_MGMT_TX] = "has-wmi-mgmt-tx",
752 [ATH10K_FW_FEATURE_NO_P2P] = "no-p2p",
753 [ATH10K_FW_FEATURE_WMI_10_2] = "wmi-10.2",
754 [ATH10K_FW_FEATURE_MULTI_VIF_PS_SUPPORT] = "multi-vif-ps",
755 [ATH10K_FW_FEATURE_WOWLAN_SUPPORT] = "wowlan",
756 [ATH10K_FW_FEATURE_IGNORE_OTP_RESULT] = "ignore-otp",
757 [ATH10K_FW_FEATURE_NO_NWIFI_DECAP_4ADDR_PADDING] = "no-4addr-pad",
758 [ATH10K_FW_FEATURE_SUPPORTS_SKIP_CLOCK_INIT] = "skip-clock-init",
759 [ATH10K_FW_FEATURE_RAW_MODE_SUPPORT] = "raw-mode",
760 [ATH10K_FW_FEATURE_SUPPORTS_ADAPTIVE_CCA] = "adaptive-cca",
761 [ATH10K_FW_FEATURE_MFP_SUPPORT] = "mfp",
762 [ATH10K_FW_FEATURE_PEER_FLOW_CONTROL] = "peer-flow-ctrl",
763 [ATH10K_FW_FEATURE_BTCOEX_PARAM] = "btcoex-param",
764 [ATH10K_FW_FEATURE_SKIP_NULL_FUNC_WAR] = "skip-null-func-war",
765 [ATH10K_FW_FEATURE_ALLOWS_MESH_BCAST] = "allows-mesh-bcast",
766 [ATH10K_FW_FEATURE_NO_PS] = "no-ps",
767 [ATH10K_FW_FEATURE_MGMT_TX_BY_REF] = "mgmt-tx-by-reference",
768 [ATH10K_FW_FEATURE_NON_BMI] = "non-bmi",
769 [ATH10K_FW_FEATURE_SINGLE_CHAN_INFO_PER_CHANNEL] = "single-chan-info-per-channel",
770 [ATH10K_FW_FEATURE_PEER_FIXED_RATE] = "peer-fixed-rate",
771 [ATH10K_FW_FEATURE_IRAM_RECOVERY] = "iram-recovery",
772};
773
774static unsigned int ath10k_core_get_fw_feature_str(char *buf,
775 size_t buf_len,
776 enum ath10k_fw_features feat)
777{
778 /* make sure that ath10k_core_fw_feature_str[] gets updated */
779 BUILD_BUG_ON(ARRAY_SIZE(ath10k_core_fw_feature_str) !=
780 ATH10K_FW_FEATURE_COUNT);
781
782 if (feat >= ARRAY_SIZE(ath10k_core_fw_feature_str) ||
783 WARN_ON(!ath10k_core_fw_feature_str[feat])) {
784 return scnprintf(buf, buf_len, "bit%d", feat);
785 }
786
787 return scnprintf(buf, buf_len, "%s", ath10k_core_fw_feature_str[feat]);
788}
789
790void ath10k_core_get_fw_features_str(struct ath10k *ar,
791 char *buf,
792 size_t buf_len)
793{
794 size_t len = 0;
795 int i;
796
797 for (i = 0; i < ATH10K_FW_FEATURE_COUNT; i++) {
798 if (test_bit(i, ar->normal_mode_fw.fw_file.fw_features)) {
799 if (len > 0)
800 len += scnprintf(buf + len, buf_len - len, ",");
801
802 len += ath10k_core_get_fw_feature_str(buf + len,
803 buf_len - len,
804 i);
805 }
806 }
807}
808
809static void ath10k_send_suspend_complete(struct ath10k *ar)
810{
811 ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot suspend complete\n");
812
813 complete(&ar->target_suspend);
814}
815
816static int ath10k_init_sdio(struct ath10k *ar, enum ath10k_firmware_mode mode)
817{
818 bool mtu_workaround = ar->hw_params.credit_size_workaround;
819 int ret;
820 u32 param = 0;
821
822 ret = ath10k_bmi_write32(ar, hi_mbox_io_block_sz, 256);
823 if (ret)
824 return ret;
825
826 ret = ath10k_bmi_write32(ar, hi_mbox_isr_yield_limit, 99);
827 if (ret)
828 return ret;
829
830 ret = ath10k_bmi_read32(ar, hi_acs_flags, ¶m);
831 if (ret)
832 return ret;
833
834 param |= HI_ACS_FLAGS_SDIO_REDUCE_TX_COMPL_SET;
835
836 if (mode == ATH10K_FIRMWARE_MODE_NORMAL && !mtu_workaround)
837 param |= HI_ACS_FLAGS_ALT_DATA_CREDIT_SIZE;
838 else
839 param &= ~HI_ACS_FLAGS_ALT_DATA_CREDIT_SIZE;
840
841 if (mode == ATH10K_FIRMWARE_MODE_UTF)
842 param &= ~HI_ACS_FLAGS_SDIO_SWAP_MAILBOX_SET;
843 else
844 param |= HI_ACS_FLAGS_SDIO_SWAP_MAILBOX_SET;
845
846 ret = ath10k_bmi_write32(ar, hi_acs_flags, param);
847 if (ret)
848 return ret;
849
850 ret = ath10k_bmi_read32(ar, hi_option_flag2, ¶m);
851 if (ret)
852 return ret;
853
854 param |= HI_OPTION_SDIO_CRASH_DUMP_ENHANCEMENT_HOST;
855
856 ret = ath10k_bmi_write32(ar, hi_option_flag2, param);
857 if (ret)
858 return ret;
859
860 return 0;
861}
862
863static int ath10k_init_configure_target(struct ath10k *ar)
864{
865 u32 param_host;
866 int ret;
867
868 /* tell target which HTC version it is used*/
869 ret = ath10k_bmi_write32(ar, hi_app_host_interest,
870 HTC_PROTOCOL_VERSION);
871 if (ret) {
872 ath10k_err(ar, "settings HTC version failed\n");
873 return ret;
874 }
875
876 /* set the firmware mode to STA/IBSS/AP */
877 ret = ath10k_bmi_read32(ar, hi_option_flag, ¶m_host);
878 if (ret) {
879 ath10k_err(ar, "setting firmware mode (1/2) failed\n");
880 return ret;
881 }
882
883 /* TODO following parameters need to be re-visited. */
884 /* num_device */
885 param_host |= (1 << HI_OPTION_NUM_DEV_SHIFT);
886 /* Firmware mode */
887 /* FIXME: Why FW_MODE_AP ??.*/
888 param_host |= (HI_OPTION_FW_MODE_AP << HI_OPTION_FW_MODE_SHIFT);
889 /* mac_addr_method */
890 param_host |= (1 << HI_OPTION_MAC_ADDR_METHOD_SHIFT);
891 /* firmware_bridge */
892 param_host |= (0 << HI_OPTION_FW_BRIDGE_SHIFT);
893 /* fwsubmode */
894 param_host |= (0 << HI_OPTION_FW_SUBMODE_SHIFT);
895
896 ret = ath10k_bmi_write32(ar, hi_option_flag, param_host);
897 if (ret) {
898 ath10k_err(ar, "setting firmware mode (2/2) failed\n");
899 return ret;
900 }
901
902 /* We do all byte-swapping on the host */
903 ret = ath10k_bmi_write32(ar, hi_be, 0);
904 if (ret) {
905 ath10k_err(ar, "setting host CPU BE mode failed\n");
906 return ret;
907 }
908
909 /* FW descriptor/Data swap flags */
910 ret = ath10k_bmi_write32(ar, hi_fw_swap, 0);
911
912 if (ret) {
913 ath10k_err(ar, "setting FW data/desc swap flags failed\n");
914 return ret;
915 }
916
917 /* Some devices have a special sanity check that verifies the PCI
918 * Device ID is written to this host interest var. It is known to be
919 * required to boot QCA6164.
920 */
921 ret = ath10k_bmi_write32(ar, hi_hci_uart_pwr_mgmt_params_ext,
922 ar->dev_id);
923 if (ret) {
924 ath10k_err(ar, "failed to set pwr_mgmt_params: %d\n", ret);
925 return ret;
926 }
927
928 return 0;
929}
930
931static const struct firmware *ath10k_fetch_fw_file(struct ath10k *ar,
932 const char *dir,
933 const char *file)
934{
935 char filename[100];
936 const struct firmware *fw;
937 int ret;
938
939 if (file == NULL)
940 return ERR_PTR(-ENOENT);
941
942 if (dir == NULL)
943 dir = ".";
944
945 snprintf(filename, sizeof(filename), "%s/%s", dir, file);
946 ret = firmware_request_nowarn(&fw, filename, ar->dev);
947 ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot fw request '%s': %d\n",
948 filename, ret);
949
950 if (ret)
951 return ERR_PTR(ret);
952
953 return fw;
954}
955
956static int ath10k_push_board_ext_data(struct ath10k *ar, const void *data,
957 size_t data_len)
958{
959 u32 board_data_size = ar->hw_params.fw.board_size;
960 u32 board_ext_data_size = ar->hw_params.fw.board_ext_size;
961 u32 board_ext_data_addr;
962 int ret;
963
964 ret = ath10k_bmi_read32(ar, hi_board_ext_data, &board_ext_data_addr);
965 if (ret) {
966 ath10k_err(ar, "could not read board ext data addr (%d)\n",
967 ret);
968 return ret;
969 }
970
971 ath10k_dbg(ar, ATH10K_DBG_BOOT,
972 "boot push board extended data addr 0x%x\n",
973 board_ext_data_addr);
974
975 if (board_ext_data_addr == 0)
976 return 0;
977
978 if (data_len != (board_data_size + board_ext_data_size)) {
979 ath10k_err(ar, "invalid board (ext) data sizes %zu != %d+%d\n",
980 data_len, board_data_size, board_ext_data_size);
981 return -EINVAL;
982 }
983
984 ret = ath10k_bmi_write_memory(ar, board_ext_data_addr,
985 data + board_data_size,
986 board_ext_data_size);
987 if (ret) {
988 ath10k_err(ar, "could not write board ext data (%d)\n", ret);
989 return ret;
990 }
991
992 ret = ath10k_bmi_write32(ar, hi_board_ext_data_config,
993 (board_ext_data_size << 16) | 1);
994 if (ret) {
995 ath10k_err(ar, "could not write board ext data bit (%d)\n",
996 ret);
997 return ret;
998 }
999
1000 return 0;
1001}
1002
1003static int ath10k_core_get_board_id_from_otp(struct ath10k *ar)
1004{
1005 u32 result, address;
1006 u8 board_id, chip_id;
1007 bool ext_bid_support;
1008 int ret, bmi_board_id_param;
1009
1010 address = ar->hw_params.patch_load_addr;
1011
1012 if (!ar->normal_mode_fw.fw_file.otp_data ||
1013 !ar->normal_mode_fw.fw_file.otp_len) {
1014 ath10k_warn(ar,
1015 "failed to retrieve board id because of invalid otp\n");
1016 return -ENODATA;
1017 }
1018
1019 if (ar->id.bmi_ids_valid) {
1020 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1021 "boot already acquired valid otp board id,skip download, board_id %d chip_id %d\n",
1022 ar->id.bmi_board_id, ar->id.bmi_chip_id);
1023 goto skip_otp_download;
1024 }
1025
1026 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1027 "boot upload otp to 0x%x len %zd for board id\n",
1028 address, ar->normal_mode_fw.fw_file.otp_len);
1029
1030 ret = ath10k_bmi_fast_download(ar, address,
1031 ar->normal_mode_fw.fw_file.otp_data,
1032 ar->normal_mode_fw.fw_file.otp_len);
1033 if (ret) {
1034 ath10k_err(ar, "could not write otp for board id check: %d\n",
1035 ret);
1036 return ret;
1037 }
1038
1039 if (ar->cal_mode == ATH10K_PRE_CAL_MODE_DT ||
1040 ar->cal_mode == ATH10K_PRE_CAL_MODE_FILE ||
1041 ar->cal_mode == ATH10K_PRE_CAL_MODE_NVMEM)
1042 bmi_board_id_param = BMI_PARAM_GET_FLASH_BOARD_ID;
1043 else
1044 bmi_board_id_param = BMI_PARAM_GET_EEPROM_BOARD_ID;
1045
1046 ret = ath10k_bmi_execute(ar, address, bmi_board_id_param, &result);
1047 if (ret) {
1048 ath10k_err(ar, "could not execute otp for board id check: %d\n",
1049 ret);
1050 return ret;
1051 }
1052
1053 board_id = MS(result, ATH10K_BMI_BOARD_ID_FROM_OTP);
1054 chip_id = MS(result, ATH10K_BMI_CHIP_ID_FROM_OTP);
1055 ext_bid_support = (result & ATH10K_BMI_EXT_BOARD_ID_SUPPORT);
1056
1057 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1058 "boot get otp board id result 0x%08x board_id %d chip_id %d ext_bid_support %d\n",
1059 result, board_id, chip_id, ext_bid_support);
1060
1061 ar->id.ext_bid_supported = ext_bid_support;
1062
1063 if ((result & ATH10K_BMI_BOARD_ID_STATUS_MASK) != 0 ||
1064 (board_id == 0)) {
1065 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1066 "board id does not exist in otp, ignore it\n");
1067 return -EOPNOTSUPP;
1068 }
1069
1070 ar->id.bmi_ids_valid = true;
1071 ar->id.bmi_board_id = board_id;
1072 ar->id.bmi_chip_id = chip_id;
1073
1074skip_otp_download:
1075
1076 return 0;
1077}
1078
1079static void ath10k_core_check_bdfext(const struct dmi_header *hdr, void *data)
1080{
1081 struct ath10k *ar = data;
1082 const char *bdf_ext;
1083 const char *magic = ATH10K_SMBIOS_BDF_EXT_MAGIC;
1084 u8 bdf_enabled;
1085 int i;
1086
1087 if (hdr->type != ATH10K_SMBIOS_BDF_EXT_TYPE)
1088 return;
1089
1090 if (hdr->length != ATH10K_SMBIOS_BDF_EXT_LENGTH) {
1091 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1092 "wrong smbios bdf ext type length (%d).\n",
1093 hdr->length);
1094 return;
1095 }
1096
1097 bdf_enabled = *((u8 *)hdr + ATH10K_SMBIOS_BDF_EXT_OFFSET);
1098 if (!bdf_enabled) {
1099 ath10k_dbg(ar, ATH10K_DBG_BOOT, "bdf variant name not found.\n");
1100 return;
1101 }
1102
1103 /* Only one string exists (per spec) */
1104 bdf_ext = (char *)hdr + hdr->length;
1105
1106 if (memcmp(bdf_ext, magic, strlen(magic)) != 0) {
1107 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1108 "bdf variant magic does not match.\n");
1109 return;
1110 }
1111
1112 for (i = 0; i < strlen(bdf_ext); i++) {
1113 if (!isascii(bdf_ext[i]) || !isprint(bdf_ext[i])) {
1114 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1115 "bdf variant name contains non ascii chars.\n");
1116 return;
1117 }
1118 }
1119
1120 /* Copy extension name without magic suffix */
1121 if (strscpy(ar->id.bdf_ext, bdf_ext + strlen(magic),
1122 sizeof(ar->id.bdf_ext)) < 0) {
1123 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1124 "bdf variant string is longer than the buffer can accommodate (variant: %s)\n",
1125 bdf_ext);
1126 return;
1127 }
1128
1129 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1130 "found and validated bdf variant smbios_type 0x%x bdf %s\n",
1131 ATH10K_SMBIOS_BDF_EXT_TYPE, bdf_ext);
1132}
1133
1134static int ath10k_core_check_smbios(struct ath10k *ar)
1135{
1136 ar->id.bdf_ext[0] = '\0';
1137 dmi_walk(ath10k_core_check_bdfext, ar);
1138
1139 if (ar->id.bdf_ext[0] == '\0')
1140 return -ENODATA;
1141
1142 return 0;
1143}
1144
1145int ath10k_core_check_dt(struct ath10k *ar)
1146{
1147 struct device_node *node;
1148 const char *variant = NULL;
1149
1150 node = ar->dev->of_node;
1151 if (!node)
1152 return -ENOENT;
1153
1154 of_property_read_string(node, "qcom,ath10k-calibration-variant",
1155 &variant);
1156 if (!variant)
1157 return -ENODATA;
1158
1159 if (strscpy(ar->id.bdf_ext, variant, sizeof(ar->id.bdf_ext)) < 0)
1160 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1161 "bdf variant string is longer than the buffer can accommodate (variant: %s)\n",
1162 variant);
1163
1164 return 0;
1165}
1166EXPORT_SYMBOL(ath10k_core_check_dt);
1167
1168static int ath10k_download_fw(struct ath10k *ar)
1169{
1170 u32 address, data_len;
1171 const void *data;
1172 int ret;
1173 struct pm_qos_request latency_qos;
1174
1175 address = ar->hw_params.patch_load_addr;
1176
1177 data = ar->running_fw->fw_file.firmware_data;
1178 data_len = ar->running_fw->fw_file.firmware_len;
1179
1180 ret = ath10k_swap_code_seg_configure(ar, &ar->running_fw->fw_file);
1181 if (ret) {
1182 ath10k_err(ar, "failed to configure fw code swap: %d\n",
1183 ret);
1184 return ret;
1185 }
1186
1187 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1188 "boot uploading firmware image %pK len %d\n",
1189 data, data_len);
1190
1191 /* Check if device supports to download firmware via
1192 * diag copy engine. Downloading firmware via diag CE
1193 * greatly reduces the time to download firmware.
1194 */
1195 if (ar->hw_params.fw_diag_ce_download) {
1196 ret = ath10k_hw_diag_fast_download(ar, address,
1197 data, data_len);
1198 if (ret == 0)
1199 /* firmware upload via diag ce was successful */
1200 return 0;
1201
1202 ath10k_warn(ar,
1203 "failed to upload firmware via diag ce, trying BMI: %d",
1204 ret);
1205 }
1206
1207 memset(&latency_qos, 0, sizeof(latency_qos));
1208 cpu_latency_qos_add_request(&latency_qos, 0);
1209
1210 ret = ath10k_bmi_fast_download(ar, address, data, data_len);
1211
1212 cpu_latency_qos_remove_request(&latency_qos);
1213
1214 return ret;
1215}
1216
1217void ath10k_core_free_board_files(struct ath10k *ar)
1218{
1219 if (!IS_ERR(ar->normal_mode_fw.board))
1220 release_firmware(ar->normal_mode_fw.board);
1221
1222 if (!IS_ERR(ar->normal_mode_fw.ext_board))
1223 release_firmware(ar->normal_mode_fw.ext_board);
1224
1225 ar->normal_mode_fw.board = NULL;
1226 ar->normal_mode_fw.board_data = NULL;
1227 ar->normal_mode_fw.board_len = 0;
1228 ar->normal_mode_fw.ext_board = NULL;
1229 ar->normal_mode_fw.ext_board_data = NULL;
1230 ar->normal_mode_fw.ext_board_len = 0;
1231}
1232EXPORT_SYMBOL(ath10k_core_free_board_files);
1233
1234static void ath10k_core_free_firmware_files(struct ath10k *ar)
1235{
1236 if (!IS_ERR(ar->normal_mode_fw.fw_file.firmware))
1237 release_firmware(ar->normal_mode_fw.fw_file.firmware);
1238
1239 if (!IS_ERR(ar->cal_file))
1240 release_firmware(ar->cal_file);
1241
1242 if (!IS_ERR(ar->pre_cal_file))
1243 release_firmware(ar->pre_cal_file);
1244
1245 ath10k_swap_code_seg_release(ar, &ar->normal_mode_fw.fw_file);
1246
1247 ar->normal_mode_fw.fw_file.otp_data = NULL;
1248 ar->normal_mode_fw.fw_file.otp_len = 0;
1249
1250 ar->normal_mode_fw.fw_file.firmware = NULL;
1251 ar->normal_mode_fw.fw_file.firmware_data = NULL;
1252 ar->normal_mode_fw.fw_file.firmware_len = 0;
1253
1254 ar->cal_file = NULL;
1255 ar->pre_cal_file = NULL;
1256}
1257
1258static int ath10k_fetch_cal_file(struct ath10k *ar)
1259{
1260 char filename[100];
1261
1262 /* pre-cal-<bus>-<id>.bin */
1263 scnprintf(filename, sizeof(filename), "pre-cal-%s-%s.bin",
1264 ath10k_bus_str(ar->hif.bus), dev_name(ar->dev));
1265
1266 ar->pre_cal_file = ath10k_fetch_fw_file(ar, ATH10K_FW_DIR, filename);
1267 if (!IS_ERR(ar->pre_cal_file))
1268 goto success;
1269
1270 /* cal-<bus>-<id>.bin */
1271 scnprintf(filename, sizeof(filename), "cal-%s-%s.bin",
1272 ath10k_bus_str(ar->hif.bus), dev_name(ar->dev));
1273
1274 ar->cal_file = ath10k_fetch_fw_file(ar, ATH10K_FW_DIR, filename);
1275 if (IS_ERR(ar->cal_file))
1276 /* calibration file is optional, don't print any warnings */
1277 return PTR_ERR(ar->cal_file);
1278success:
1279 ath10k_dbg(ar, ATH10K_DBG_BOOT, "found calibration file %s/%s\n",
1280 ATH10K_FW_DIR, filename);
1281
1282 return 0;
1283}
1284
1285static int ath10k_core_fetch_board_data_api_1(struct ath10k *ar, int bd_ie_type)
1286{
1287 const struct firmware *fw;
1288 char boardname[100];
1289
1290 if (bd_ie_type == ATH10K_BD_IE_BOARD) {
1291 if (!ar->hw_params.fw.board) {
1292 ath10k_err(ar, "failed to find board file fw entry\n");
1293 return -EINVAL;
1294 }
1295
1296 scnprintf(boardname, sizeof(boardname), "board-%s-%s.bin",
1297 ath10k_bus_str(ar->hif.bus), dev_name(ar->dev));
1298
1299 ar->normal_mode_fw.board = ath10k_fetch_fw_file(ar,
1300 ar->hw_params.fw.dir,
1301 boardname);
1302 if (IS_ERR(ar->normal_mode_fw.board)) {
1303 fw = ath10k_fetch_fw_file(ar,
1304 ar->hw_params.fw.dir,
1305 ar->hw_params.fw.board);
1306 ar->normal_mode_fw.board = fw;
1307 }
1308
1309 if (IS_ERR(ar->normal_mode_fw.board))
1310 return PTR_ERR(ar->normal_mode_fw.board);
1311
1312 ar->normal_mode_fw.board_data = ar->normal_mode_fw.board->data;
1313 ar->normal_mode_fw.board_len = ar->normal_mode_fw.board->size;
1314 } else if (bd_ie_type == ATH10K_BD_IE_BOARD_EXT) {
1315 if (!ar->hw_params.fw.eboard) {
1316 ath10k_err(ar, "failed to find eboard file fw entry\n");
1317 return -EINVAL;
1318 }
1319
1320 fw = ath10k_fetch_fw_file(ar, ar->hw_params.fw.dir,
1321 ar->hw_params.fw.eboard);
1322 ar->normal_mode_fw.ext_board = fw;
1323 if (IS_ERR(ar->normal_mode_fw.ext_board))
1324 return PTR_ERR(ar->normal_mode_fw.ext_board);
1325
1326 ar->normal_mode_fw.ext_board_data = ar->normal_mode_fw.ext_board->data;
1327 ar->normal_mode_fw.ext_board_len = ar->normal_mode_fw.ext_board->size;
1328 }
1329
1330 return 0;
1331}
1332
1333static int ath10k_core_parse_bd_ie_board(struct ath10k *ar,
1334 const void *buf, size_t buf_len,
1335 const char *boardname,
1336 int bd_ie_type)
1337{
1338 const struct ath10k_fw_ie *hdr;
1339 bool name_match_found;
1340 int ret, board_ie_id;
1341 size_t board_ie_len;
1342 const void *board_ie_data;
1343
1344 name_match_found = false;
1345
1346 /* go through ATH10K_BD_IE_BOARD_ elements */
1347 while (buf_len > sizeof(struct ath10k_fw_ie)) {
1348 hdr = buf;
1349 board_ie_id = le32_to_cpu(hdr->id);
1350 board_ie_len = le32_to_cpu(hdr->len);
1351 board_ie_data = hdr->data;
1352
1353 buf_len -= sizeof(*hdr);
1354 buf += sizeof(*hdr);
1355
1356 if (buf_len < ALIGN(board_ie_len, 4)) {
1357 ath10k_err(ar, "invalid ATH10K_BD_IE_BOARD length: %zu < %zu\n",
1358 buf_len, ALIGN(board_ie_len, 4));
1359 ret = -EINVAL;
1360 goto out;
1361 }
1362
1363 switch (board_ie_id) {
1364 case ATH10K_BD_IE_BOARD_NAME:
1365 ath10k_dbg_dump(ar, ATH10K_DBG_BOOT, "board name", "",
1366 board_ie_data, board_ie_len);
1367
1368 if (board_ie_len != strlen(boardname))
1369 break;
1370
1371 ret = memcmp(board_ie_data, boardname, strlen(boardname));
1372 if (ret)
1373 break;
1374
1375 name_match_found = true;
1376 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1377 "boot found match for name '%s'",
1378 boardname);
1379 break;
1380 case ATH10K_BD_IE_BOARD_DATA:
1381 if (!name_match_found)
1382 /* no match found */
1383 break;
1384
1385 if (bd_ie_type == ATH10K_BD_IE_BOARD) {
1386 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1387 "boot found board data for '%s'",
1388 boardname);
1389
1390 ar->normal_mode_fw.board_data = board_ie_data;
1391 ar->normal_mode_fw.board_len = board_ie_len;
1392 } else if (bd_ie_type == ATH10K_BD_IE_BOARD_EXT) {
1393 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1394 "boot found eboard data for '%s'",
1395 boardname);
1396
1397 ar->normal_mode_fw.ext_board_data = board_ie_data;
1398 ar->normal_mode_fw.ext_board_len = board_ie_len;
1399 }
1400
1401 ret = 0;
1402 goto out;
1403 default:
1404 ath10k_warn(ar, "unknown ATH10K_BD_IE_BOARD found: %d\n",
1405 board_ie_id);
1406 break;
1407 }
1408
1409 /* jump over the padding */
1410 board_ie_len = ALIGN(board_ie_len, 4);
1411
1412 buf_len -= board_ie_len;
1413 buf += board_ie_len;
1414 }
1415
1416 /* no match found */
1417 ret = -ENOENT;
1418
1419out:
1420 return ret;
1421}
1422
1423static int ath10k_core_search_bd(struct ath10k *ar,
1424 const char *boardname,
1425 const u8 *data,
1426 size_t len)
1427{
1428 size_t ie_len;
1429 struct ath10k_fw_ie *hdr;
1430 int ret = -ENOENT, ie_id;
1431
1432 while (len > sizeof(struct ath10k_fw_ie)) {
1433 hdr = (struct ath10k_fw_ie *)data;
1434 ie_id = le32_to_cpu(hdr->id);
1435 ie_len = le32_to_cpu(hdr->len);
1436
1437 len -= sizeof(*hdr);
1438 data = hdr->data;
1439
1440 if (len < ALIGN(ie_len, 4)) {
1441 ath10k_err(ar, "invalid length for board ie_id %d ie_len %zu len %zu\n",
1442 ie_id, ie_len, len);
1443 return -EINVAL;
1444 }
1445
1446 switch (ie_id) {
1447 case ATH10K_BD_IE_BOARD:
1448 ret = ath10k_core_parse_bd_ie_board(ar, data, ie_len,
1449 boardname,
1450 ATH10K_BD_IE_BOARD);
1451 if (ret == -ENOENT)
1452 /* no match found, continue */
1453 break;
1454
1455 /* either found or error, so stop searching */
1456 goto out;
1457 case ATH10K_BD_IE_BOARD_EXT:
1458 ret = ath10k_core_parse_bd_ie_board(ar, data, ie_len,
1459 boardname,
1460 ATH10K_BD_IE_BOARD_EXT);
1461 if (ret == -ENOENT)
1462 /* no match found, continue */
1463 break;
1464
1465 /* either found or error, so stop searching */
1466 goto out;
1467 }
1468
1469 /* jump over the padding */
1470 ie_len = ALIGN(ie_len, 4);
1471
1472 len -= ie_len;
1473 data += ie_len;
1474 }
1475
1476out:
1477 /* return result of parse_bd_ie_board() or -ENOENT */
1478 return ret;
1479}
1480
1481static int ath10k_core_fetch_board_data_api_n(struct ath10k *ar,
1482 const char *boardname,
1483 const char *fallback_boardname1,
1484 const char *fallback_boardname2,
1485 const char *filename)
1486{
1487 size_t len, magic_len;
1488 const u8 *data;
1489 int ret;
1490
1491 /* Skip if already fetched during board data download */
1492 if (!ar->normal_mode_fw.board)
1493 ar->normal_mode_fw.board = ath10k_fetch_fw_file(ar,
1494 ar->hw_params.fw.dir,
1495 filename);
1496 if (IS_ERR(ar->normal_mode_fw.board))
1497 return PTR_ERR(ar->normal_mode_fw.board);
1498
1499 data = ar->normal_mode_fw.board->data;
1500 len = ar->normal_mode_fw.board->size;
1501
1502 /* magic has extra null byte padded */
1503 magic_len = strlen(ATH10K_BOARD_MAGIC) + 1;
1504 if (len < magic_len) {
1505 ath10k_err(ar, "failed to find magic value in %s/%s, file too short: %zu\n",
1506 ar->hw_params.fw.dir, filename, len);
1507 ret = -EINVAL;
1508 goto err;
1509 }
1510
1511 if (memcmp(data, ATH10K_BOARD_MAGIC, magic_len)) {
1512 ath10k_err(ar, "found invalid board magic\n");
1513 ret = -EINVAL;
1514 goto err;
1515 }
1516
1517 /* magic is padded to 4 bytes */
1518 magic_len = ALIGN(magic_len, 4);
1519 if (len < magic_len) {
1520 ath10k_err(ar, "failed: %s/%s too small to contain board data, len: %zu\n",
1521 ar->hw_params.fw.dir, filename, len);
1522 ret = -EINVAL;
1523 goto err;
1524 }
1525
1526 data += magic_len;
1527 len -= magic_len;
1528
1529 /* attempt to find boardname in the IE list */
1530 ret = ath10k_core_search_bd(ar, boardname, data, len);
1531
1532 /* if we didn't find it and have a fallback name, try that */
1533 if (ret == -ENOENT && fallback_boardname1)
1534 ret = ath10k_core_search_bd(ar, fallback_boardname1, data, len);
1535
1536 if (ret == -ENOENT && fallback_boardname2)
1537 ret = ath10k_core_search_bd(ar, fallback_boardname2, data, len);
1538
1539 if (ret == -ENOENT) {
1540 ath10k_err(ar,
1541 "failed to fetch board data for %s from %s/%s\n",
1542 boardname, ar->hw_params.fw.dir, filename);
1543 ret = -ENODATA;
1544 }
1545
1546 if (ret)
1547 goto err;
1548
1549 return 0;
1550
1551err:
1552 ath10k_core_free_board_files(ar);
1553 return ret;
1554}
1555
1556static int ath10k_core_create_board_name(struct ath10k *ar, char *name,
1557 size_t name_len, bool with_variant,
1558 bool with_chip_id)
1559{
1560 /* strlen(',variant=') + strlen(ar->id.bdf_ext) */
1561 char variant[9 + ATH10K_SMBIOS_BDF_EXT_STR_LENGTH] = { 0 };
1562
1563 if (with_variant && ar->id.bdf_ext[0] != '\0')
1564 scnprintf(variant, sizeof(variant), ",variant=%s",
1565 ar->id.bdf_ext);
1566
1567 if (ar->id.bmi_ids_valid) {
1568 scnprintf(name, name_len,
1569 "bus=%s,bmi-chip-id=%d,bmi-board-id=%d%s",
1570 ath10k_bus_str(ar->hif.bus),
1571 ar->id.bmi_chip_id,
1572 ar->id.bmi_board_id, variant);
1573 goto out;
1574 }
1575
1576 if (ar->id.qmi_ids_valid) {
1577 if (with_chip_id)
1578 scnprintf(name, name_len,
1579 "bus=%s,qmi-board-id=%x,qmi-chip-id=%x%s",
1580 ath10k_bus_str(ar->hif.bus),
1581 ar->id.qmi_board_id, ar->id.qmi_chip_id,
1582 variant);
1583 else
1584 scnprintf(name, name_len,
1585 "bus=%s,qmi-board-id=%x",
1586 ath10k_bus_str(ar->hif.bus),
1587 ar->id.qmi_board_id);
1588 goto out;
1589 }
1590
1591 scnprintf(name, name_len,
1592 "bus=%s,vendor=%04x,device=%04x,subsystem-vendor=%04x,subsystem-device=%04x%s",
1593 ath10k_bus_str(ar->hif.bus),
1594 ar->id.vendor, ar->id.device,
1595 ar->id.subsystem_vendor, ar->id.subsystem_device, variant);
1596out:
1597 ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot using board name '%s'\n", name);
1598
1599 return 0;
1600}
1601
1602static int ath10k_core_create_eboard_name(struct ath10k *ar, char *name,
1603 size_t name_len)
1604{
1605 if (ar->id.bmi_ids_valid) {
1606 scnprintf(name, name_len,
1607 "bus=%s,bmi-chip-id=%d,bmi-eboard-id=%d",
1608 ath10k_bus_str(ar->hif.bus),
1609 ar->id.bmi_chip_id,
1610 ar->id.bmi_eboard_id);
1611
1612 ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot using eboard name '%s'\n", name);
1613 return 0;
1614 }
1615 /* Fallback if returned board id is zero */
1616 return -1;
1617}
1618
1619int ath10k_core_fetch_board_file(struct ath10k *ar, int bd_ie_type)
1620{
1621 char boardname[100], fallback_boardname1[100], fallback_boardname2[100];
1622 int ret;
1623
1624 if (bd_ie_type == ATH10K_BD_IE_BOARD) {
1625 /* With variant and chip id */
1626 ret = ath10k_core_create_board_name(ar, boardname,
1627 sizeof(boardname), true,
1628 true);
1629 if (ret) {
1630 ath10k_err(ar, "failed to create board name: %d", ret);
1631 return ret;
1632 }
1633
1634 /* Without variant and only chip-id */
1635 ret = ath10k_core_create_board_name(ar, fallback_boardname1,
1636 sizeof(boardname), false,
1637 true);
1638 if (ret) {
1639 ath10k_err(ar, "failed to create 1st fallback board name: %d",
1640 ret);
1641 return ret;
1642 }
1643
1644 /* Without variant and without chip-id */
1645 ret = ath10k_core_create_board_name(ar, fallback_boardname2,
1646 sizeof(boardname), false,
1647 false);
1648 if (ret) {
1649 ath10k_err(ar, "failed to create 2nd fallback board name: %d",
1650 ret);
1651 return ret;
1652 }
1653 } else if (bd_ie_type == ATH10K_BD_IE_BOARD_EXT) {
1654 ret = ath10k_core_create_eboard_name(ar, boardname,
1655 sizeof(boardname));
1656 if (ret) {
1657 ath10k_err(ar, "fallback to eboard.bin since board id 0");
1658 goto fallback;
1659 }
1660 }
1661
1662 ar->bd_api = 2;
1663 ret = ath10k_core_fetch_board_data_api_n(ar, boardname,
1664 fallback_boardname1,
1665 fallback_boardname2,
1666 ATH10K_BOARD_API2_FILE);
1667 if (!ret)
1668 goto success;
1669
1670fallback:
1671 ar->bd_api = 1;
1672 ret = ath10k_core_fetch_board_data_api_1(ar, bd_ie_type);
1673 if (ret) {
1674 ath10k_err(ar, "failed to fetch board-2.bin or board.bin from %s\n",
1675 ar->hw_params.fw.dir);
1676 return ret;
1677 }
1678
1679success:
1680 ath10k_dbg(ar, ATH10K_DBG_BOOT, "using board api %d\n", ar->bd_api);
1681 return 0;
1682}
1683EXPORT_SYMBOL(ath10k_core_fetch_board_file);
1684
1685static int ath10k_core_get_ext_board_id_from_otp(struct ath10k *ar)
1686{
1687 u32 result, address;
1688 u8 ext_board_id;
1689 int ret;
1690
1691 address = ar->hw_params.patch_load_addr;
1692
1693 if (!ar->normal_mode_fw.fw_file.otp_data ||
1694 !ar->normal_mode_fw.fw_file.otp_len) {
1695 ath10k_warn(ar,
1696 "failed to retrieve extended board id due to otp binary missing\n");
1697 return -ENODATA;
1698 }
1699
1700 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1701 "boot upload otp to 0x%x len %zd for ext board id\n",
1702 address, ar->normal_mode_fw.fw_file.otp_len);
1703
1704 ret = ath10k_bmi_fast_download(ar, address,
1705 ar->normal_mode_fw.fw_file.otp_data,
1706 ar->normal_mode_fw.fw_file.otp_len);
1707 if (ret) {
1708 ath10k_err(ar, "could not write otp for ext board id check: %d\n",
1709 ret);
1710 return ret;
1711 }
1712
1713 ret = ath10k_bmi_execute(ar, address, BMI_PARAM_GET_EXT_BOARD_ID, &result);
1714 if (ret) {
1715 ath10k_err(ar, "could not execute otp for ext board id check: %d\n",
1716 ret);
1717 return ret;
1718 }
1719
1720 if (!result) {
1721 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1722 "ext board id does not exist in otp, ignore it\n");
1723 return -EOPNOTSUPP;
1724 }
1725
1726 ext_board_id = result & ATH10K_BMI_EBOARD_ID_STATUS_MASK;
1727
1728 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1729 "boot get otp ext board id result 0x%08x ext_board_id %d\n",
1730 result, ext_board_id);
1731
1732 ar->id.bmi_eboard_id = ext_board_id;
1733
1734 return 0;
1735}
1736
1737static int ath10k_download_board_data(struct ath10k *ar, const void *data,
1738 size_t data_len)
1739{
1740 u32 board_data_size = ar->hw_params.fw.board_size;
1741 u32 eboard_data_size = ar->hw_params.fw.ext_board_size;
1742 u32 board_address;
1743 u32 ext_board_address;
1744 int ret;
1745
1746 ret = ath10k_push_board_ext_data(ar, data, data_len);
1747 if (ret) {
1748 ath10k_err(ar, "could not push board ext data (%d)\n", ret);
1749 goto exit;
1750 }
1751
1752 ret = ath10k_bmi_read32(ar, hi_board_data, &board_address);
1753 if (ret) {
1754 ath10k_err(ar, "could not read board data addr (%d)\n", ret);
1755 goto exit;
1756 }
1757
1758 ret = ath10k_bmi_write_memory(ar, board_address, data,
1759 min_t(u32, board_data_size,
1760 data_len));
1761 if (ret) {
1762 ath10k_err(ar, "could not write board data (%d)\n", ret);
1763 goto exit;
1764 }
1765
1766 ret = ath10k_bmi_write32(ar, hi_board_data_initialized, 1);
1767 if (ret) {
1768 ath10k_err(ar, "could not write board data bit (%d)\n", ret);
1769 goto exit;
1770 }
1771
1772 if (!ar->id.ext_bid_supported)
1773 goto exit;
1774
1775 /* Extended board data download */
1776 ret = ath10k_core_get_ext_board_id_from_otp(ar);
1777 if (ret == -EOPNOTSUPP) {
1778 /* Not fetching ext_board_data if ext board id is 0 */
1779 ath10k_dbg(ar, ATH10K_DBG_BOOT, "otp returned ext board id 0\n");
1780 return 0;
1781 } else if (ret) {
1782 ath10k_err(ar, "failed to get extended board id: %d\n", ret);
1783 goto exit;
1784 }
1785
1786 ret = ath10k_core_fetch_board_file(ar, ATH10K_BD_IE_BOARD_EXT);
1787 if (ret)
1788 goto exit;
1789
1790 if (ar->normal_mode_fw.ext_board_data) {
1791 ext_board_address = board_address + EXT_BOARD_ADDRESS_OFFSET;
1792 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1793 "boot writing ext board data to addr 0x%x",
1794 ext_board_address);
1795 ret = ath10k_bmi_write_memory(ar, ext_board_address,
1796 ar->normal_mode_fw.ext_board_data,
1797 min_t(u32, eboard_data_size, data_len));
1798 if (ret)
1799 ath10k_err(ar, "failed to write ext board data: %d\n", ret);
1800 }
1801
1802exit:
1803 return ret;
1804}
1805
1806static int ath10k_download_and_run_otp(struct ath10k *ar)
1807{
1808 u32 result, address = ar->hw_params.patch_load_addr;
1809 u32 bmi_otp_exe_param = ar->hw_params.otp_exe_param;
1810 int ret;
1811
1812 ret = ath10k_download_board_data(ar,
1813 ar->running_fw->board_data,
1814 ar->running_fw->board_len);
1815 if (ret) {
1816 ath10k_err(ar, "failed to download board data: %d\n", ret);
1817 return ret;
1818 }
1819
1820 /* OTP is optional */
1821
1822 if (!ar->running_fw->fw_file.otp_data ||
1823 !ar->running_fw->fw_file.otp_len) {
1824 ath10k_warn(ar, "Not running otp, calibration will be incorrect (otp-data %pK otp_len %zd)!\n",
1825 ar->running_fw->fw_file.otp_data,
1826 ar->running_fw->fw_file.otp_len);
1827 return 0;
1828 }
1829
1830 ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot upload otp to 0x%x len %zd\n",
1831 address, ar->running_fw->fw_file.otp_len);
1832
1833 ret = ath10k_bmi_fast_download(ar, address,
1834 ar->running_fw->fw_file.otp_data,
1835 ar->running_fw->fw_file.otp_len);
1836 if (ret) {
1837 ath10k_err(ar, "could not write otp (%d)\n", ret);
1838 return ret;
1839 }
1840
1841 /* As of now pre-cal is valid for 10_4 variants */
1842 if (ar->cal_mode == ATH10K_PRE_CAL_MODE_DT ||
1843 ar->cal_mode == ATH10K_PRE_CAL_MODE_FILE ||
1844 ar->cal_mode == ATH10K_PRE_CAL_MODE_NVMEM)
1845 bmi_otp_exe_param = BMI_PARAM_FLASH_SECTION_ALL;
1846
1847 ret = ath10k_bmi_execute(ar, address, bmi_otp_exe_param, &result);
1848 if (ret) {
1849 ath10k_err(ar, "could not execute otp (%d)\n", ret);
1850 return ret;
1851 }
1852
1853 ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot otp execute result %d\n", result);
1854
1855 if (!(skip_otp || test_bit(ATH10K_FW_FEATURE_IGNORE_OTP_RESULT,
1856 ar->running_fw->fw_file.fw_features)) &&
1857 result != 0) {
1858 ath10k_err(ar, "otp calibration failed: %d", result);
1859 return -EINVAL;
1860 }
1861
1862 return 0;
1863}
1864
1865static int ath10k_download_cal_file(struct ath10k *ar,
1866 const struct firmware *file)
1867{
1868 int ret;
1869
1870 if (!file)
1871 return -ENOENT;
1872
1873 if (IS_ERR(file))
1874 return PTR_ERR(file);
1875
1876 ret = ath10k_download_board_data(ar, file->data, file->size);
1877 if (ret) {
1878 ath10k_err(ar, "failed to download cal_file data: %d\n", ret);
1879 return ret;
1880 }
1881
1882 ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot cal file downloaded\n");
1883
1884 return 0;
1885}
1886
1887static int ath10k_download_cal_dt(struct ath10k *ar, const char *dt_name)
1888{
1889 struct device_node *node;
1890 int data_len;
1891 void *data;
1892 int ret;
1893
1894 node = ar->dev->of_node;
1895 if (!node)
1896 /* Device Tree is optional, don't print any warnings if
1897 * there's no node for ath10k.
1898 */
1899 return -ENOENT;
1900
1901 if (!of_get_property(node, dt_name, &data_len)) {
1902 /* The calibration data node is optional */
1903 return -ENOENT;
1904 }
1905
1906 if (data_len != ar->hw_params.cal_data_len) {
1907 ath10k_warn(ar, "invalid calibration data length in DT: %d\n",
1908 data_len);
1909 ret = -EMSGSIZE;
1910 goto out;
1911 }
1912
1913 data = kmalloc(data_len, GFP_KERNEL);
1914 if (!data) {
1915 ret = -ENOMEM;
1916 goto out;
1917 }
1918
1919 ret = of_property_read_u8_array(node, dt_name, data, data_len);
1920 if (ret) {
1921 ath10k_warn(ar, "failed to read calibration data from DT: %d\n",
1922 ret);
1923 goto out_free;
1924 }
1925
1926 ret = ath10k_download_board_data(ar, data, data_len);
1927 if (ret) {
1928 ath10k_warn(ar, "failed to download calibration data from Device Tree: %d\n",
1929 ret);
1930 goto out_free;
1931 }
1932
1933 ret = 0;
1934
1935out_free:
1936 kfree(data);
1937
1938out:
1939 return ret;
1940}
1941
1942static int ath10k_download_cal_eeprom(struct ath10k *ar)
1943{
1944 size_t data_len;
1945 void *data = NULL;
1946 int ret;
1947
1948 ret = ath10k_hif_fetch_cal_eeprom(ar, &data, &data_len);
1949 if (ret) {
1950 if (ret != -EOPNOTSUPP)
1951 ath10k_warn(ar, "failed to read calibration data from EEPROM: %d\n",
1952 ret);
1953 goto out_free;
1954 }
1955
1956 ret = ath10k_download_board_data(ar, data, data_len);
1957 if (ret) {
1958 ath10k_warn(ar, "failed to download calibration data from EEPROM: %d\n",
1959 ret);
1960 goto out_free;
1961 }
1962
1963 ret = 0;
1964
1965out_free:
1966 kfree(data);
1967
1968 return ret;
1969}
1970
1971static int ath10k_download_cal_nvmem(struct ath10k *ar, const char *cell_name)
1972{
1973 struct nvmem_cell *cell;
1974 void *buf;
1975 size_t len;
1976 int ret;
1977
1978 cell = devm_nvmem_cell_get(ar->dev, cell_name);
1979 if (IS_ERR(cell)) {
1980 ret = PTR_ERR(cell);
1981 return ret;
1982 }
1983
1984 buf = nvmem_cell_read(cell, &len);
1985 if (IS_ERR(buf))
1986 return PTR_ERR(buf);
1987
1988 if (ar->hw_params.cal_data_len != len) {
1989 kfree(buf);
1990 ath10k_warn(ar, "invalid calibration data length in nvmem-cell '%s': %zu != %u\n",
1991 cell_name, len, ar->hw_params.cal_data_len);
1992 return -EMSGSIZE;
1993 }
1994
1995 ret = ath10k_download_board_data(ar, buf, len);
1996 kfree(buf);
1997 if (ret)
1998 ath10k_warn(ar, "failed to download calibration data from nvmem-cell '%s': %d\n",
1999 cell_name, ret);
2000
2001 return ret;
2002}
2003
2004int ath10k_core_fetch_firmware_api_n(struct ath10k *ar, const char *name,
2005 struct ath10k_fw_file *fw_file)
2006{
2007 size_t magic_len, len, ie_len;
2008 int ie_id, i, index, bit, ret;
2009 struct ath10k_fw_ie *hdr;
2010 const u8 *data;
2011 __le32 *timestamp, *version;
2012
2013 /* first fetch the firmware file (firmware-*.bin) */
2014 fw_file->firmware = ath10k_fetch_fw_file(ar, ar->hw_params.fw.dir,
2015 name);
2016 if (IS_ERR(fw_file->firmware))
2017 return PTR_ERR(fw_file->firmware);
2018
2019 data = fw_file->firmware->data;
2020 len = fw_file->firmware->size;
2021
2022 /* magic also includes the null byte, check that as well */
2023 magic_len = strlen(ATH10K_FIRMWARE_MAGIC) + 1;
2024
2025 if (len < magic_len) {
2026 ath10k_err(ar, "firmware file '%s/%s' too small to contain magic: %zu\n",
2027 ar->hw_params.fw.dir, name, len);
2028 ret = -EINVAL;
2029 goto err;
2030 }
2031
2032 if (memcmp(data, ATH10K_FIRMWARE_MAGIC, magic_len) != 0) {
2033 ath10k_err(ar, "invalid firmware magic\n");
2034 ret = -EINVAL;
2035 goto err;
2036 }
2037
2038 /* jump over the padding */
2039 magic_len = ALIGN(magic_len, 4);
2040
2041 len -= magic_len;
2042 data += magic_len;
2043
2044 /* loop elements */
2045 while (len > sizeof(struct ath10k_fw_ie)) {
2046 hdr = (struct ath10k_fw_ie *)data;
2047
2048 ie_id = le32_to_cpu(hdr->id);
2049 ie_len = le32_to_cpu(hdr->len);
2050
2051 len -= sizeof(*hdr);
2052 data += sizeof(*hdr);
2053
2054 if (len < ie_len) {
2055 ath10k_err(ar, "invalid length for FW IE %d (%zu < %zu)\n",
2056 ie_id, len, ie_len);
2057 ret = -EINVAL;
2058 goto err;
2059 }
2060
2061 switch (ie_id) {
2062 case ATH10K_FW_IE_FW_VERSION:
2063 if (ie_len > sizeof(fw_file->fw_version) - 1)
2064 break;
2065
2066 memcpy(fw_file->fw_version, data, ie_len);
2067 fw_file->fw_version[ie_len] = '\0';
2068
2069 ath10k_dbg(ar, ATH10K_DBG_BOOT,
2070 "found fw version %s\n",
2071 fw_file->fw_version);
2072 break;
2073 case ATH10K_FW_IE_TIMESTAMP:
2074 if (ie_len != sizeof(u32))
2075 break;
2076
2077 timestamp = (__le32 *)data;
2078
2079 ath10k_dbg(ar, ATH10K_DBG_BOOT, "found fw timestamp %d\n",
2080 le32_to_cpup(timestamp));
2081 break;
2082 case ATH10K_FW_IE_FEATURES:
2083 ath10k_dbg(ar, ATH10K_DBG_BOOT,
2084 "found firmware features ie (%zd B)\n",
2085 ie_len);
2086
2087 for (i = 0; i < ATH10K_FW_FEATURE_COUNT; i++) {
2088 index = i / 8;
2089 bit = i % 8;
2090
2091 if (index == ie_len)
2092 break;
2093
2094 if (data[index] & (1 << bit)) {
2095 ath10k_dbg(ar, ATH10K_DBG_BOOT,
2096 "Enabling feature bit: %i\n",
2097 i);
2098 __set_bit(i, fw_file->fw_features);
2099 }
2100 }
2101
2102 ath10k_dbg_dump(ar, ATH10K_DBG_BOOT, "features", "",
2103 fw_file->fw_features,
2104 sizeof(fw_file->fw_features));
2105 break;
2106 case ATH10K_FW_IE_FW_IMAGE:
2107 ath10k_dbg(ar, ATH10K_DBG_BOOT,
2108 "found fw image ie (%zd B)\n",
2109 ie_len);
2110
2111 fw_file->firmware_data = data;
2112 fw_file->firmware_len = ie_len;
2113
2114 break;
2115 case ATH10K_FW_IE_OTP_IMAGE:
2116 ath10k_dbg(ar, ATH10K_DBG_BOOT,
2117 "found otp image ie (%zd B)\n",
2118 ie_len);
2119
2120 fw_file->otp_data = data;
2121 fw_file->otp_len = ie_len;
2122
2123 break;
2124 case ATH10K_FW_IE_WMI_OP_VERSION:
2125 if (ie_len != sizeof(u32))
2126 break;
2127
2128 version = (__le32 *)data;
2129
2130 fw_file->wmi_op_version = le32_to_cpup(version);
2131
2132 ath10k_dbg(ar, ATH10K_DBG_BOOT, "found fw ie wmi op version %d\n",
2133 fw_file->wmi_op_version);
2134 break;
2135 case ATH10K_FW_IE_HTT_OP_VERSION:
2136 if (ie_len != sizeof(u32))
2137 break;
2138
2139 version = (__le32 *)data;
2140
2141 fw_file->htt_op_version = le32_to_cpup(version);
2142
2143 ath10k_dbg(ar, ATH10K_DBG_BOOT, "found fw ie htt op version %d\n",
2144 fw_file->htt_op_version);
2145 break;
2146 case ATH10K_FW_IE_FW_CODE_SWAP_IMAGE:
2147 ath10k_dbg(ar, ATH10K_DBG_BOOT,
2148 "found fw code swap image ie (%zd B)\n",
2149 ie_len);
2150 fw_file->codeswap_data = data;
2151 fw_file->codeswap_len = ie_len;
2152 break;
2153 default:
2154 ath10k_warn(ar, "Unknown FW IE: %u\n",
2155 le32_to_cpu(hdr->id));
2156 break;
2157 }
2158
2159 /* jump over the padding */
2160 ie_len = ALIGN(ie_len, 4);
2161
2162 len -= ie_len;
2163 data += ie_len;
2164 }
2165
2166 if (!test_bit(ATH10K_FW_FEATURE_NON_BMI, fw_file->fw_features) &&
2167 (!fw_file->firmware_data || !fw_file->firmware_len)) {
2168 ath10k_warn(ar, "No ATH10K_FW_IE_FW_IMAGE found from '%s/%s', skipping\n",
2169 ar->hw_params.fw.dir, name);
2170 ret = -ENOMEDIUM;
2171 goto err;
2172 }
2173
2174 return 0;
2175
2176err:
2177 ath10k_core_free_firmware_files(ar);
2178 return ret;
2179}
2180
2181static void ath10k_core_get_fw_name(struct ath10k *ar, char *fw_name,
2182 size_t fw_name_len, int fw_api)
2183{
2184 switch (ar->hif.bus) {
2185 case ATH10K_BUS_SDIO:
2186 case ATH10K_BUS_USB:
2187 scnprintf(fw_name, fw_name_len, "%s-%s-%d.bin",
2188 ATH10K_FW_FILE_BASE, ath10k_bus_str(ar->hif.bus),
2189 fw_api);
2190 break;
2191 case ATH10K_BUS_PCI:
2192 case ATH10K_BUS_AHB:
2193 case ATH10K_BUS_SNOC:
2194 scnprintf(fw_name, fw_name_len, "%s-%d.bin",
2195 ATH10K_FW_FILE_BASE, fw_api);
2196 break;
2197 }
2198}
2199
2200static int ath10k_core_fetch_firmware_files(struct ath10k *ar)
2201{
2202 int ret, i;
2203 char fw_name[100];
2204
2205 /* calibration file is optional, don't check for any errors */
2206 ath10k_fetch_cal_file(ar);
2207
2208 for (i = ATH10K_FW_API_MAX; i >= ATH10K_FW_API_MIN; i--) {
2209 ar->fw_api = i;
2210 ath10k_dbg(ar, ATH10K_DBG_BOOT, "trying fw api %d\n",
2211 ar->fw_api);
2212
2213 ath10k_core_get_fw_name(ar, fw_name, sizeof(fw_name), ar->fw_api);
2214 ret = ath10k_core_fetch_firmware_api_n(ar, fw_name,
2215 &ar->normal_mode_fw.fw_file);
2216 if (!ret)
2217 goto success;
2218 }
2219
2220 /* we end up here if we couldn't fetch any firmware */
2221
2222 ath10k_err(ar, "Failed to find firmware-N.bin (N between %d and %d) from %s: %d",
2223 ATH10K_FW_API_MIN, ATH10K_FW_API_MAX, ar->hw_params.fw.dir,
2224 ret);
2225
2226 return ret;
2227
2228success:
2229 ath10k_dbg(ar, ATH10K_DBG_BOOT, "using fw api %d\n", ar->fw_api);
2230
2231 return 0;
2232}
2233
2234static int ath10k_core_pre_cal_download(struct ath10k *ar)
2235{
2236 int ret;
2237
2238 ret = ath10k_download_cal_nvmem(ar, "pre-calibration");
2239 if (ret == 0) {
2240 ar->cal_mode = ATH10K_PRE_CAL_MODE_NVMEM;
2241 goto success;
2242 } else if (ret == -EPROBE_DEFER) {
2243 return ret;
2244 }
2245
2246 ath10k_dbg(ar, ATH10K_DBG_BOOT,
2247 "boot did not find a pre-calibration nvmem-cell, try file next: %d\n",
2248 ret);
2249
2250 ret = ath10k_download_cal_file(ar, ar->pre_cal_file);
2251 if (ret == 0) {
2252 ar->cal_mode = ATH10K_PRE_CAL_MODE_FILE;
2253 goto success;
2254 }
2255
2256 ath10k_dbg(ar, ATH10K_DBG_BOOT,
2257 "boot did not find a pre calibration file, try DT next: %d\n",
2258 ret);
2259
2260 ret = ath10k_download_cal_dt(ar, "qcom,ath10k-pre-calibration-data");
2261 if (ret) {
2262 ath10k_dbg(ar, ATH10K_DBG_BOOT,
2263 "unable to load pre cal data from DT: %d\n", ret);
2264 return ret;
2265 }
2266 ar->cal_mode = ATH10K_PRE_CAL_MODE_DT;
2267
2268success:
2269 ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot using calibration mode %s\n",
2270 ath10k_cal_mode_str(ar->cal_mode));
2271
2272 return 0;
2273}
2274
2275static int ath10k_core_pre_cal_config(struct ath10k *ar)
2276{
2277 int ret;
2278
2279 ret = ath10k_core_pre_cal_download(ar);
2280 if (ret) {
2281 ath10k_dbg(ar, ATH10K_DBG_BOOT,
2282 "failed to load pre cal data: %d\n", ret);
2283 return ret;
2284 }
2285
2286 ret = ath10k_core_get_board_id_from_otp(ar);
2287 if (ret) {
2288 ath10k_err(ar, "failed to get board id: %d\n", ret);
2289 return ret;
2290 }
2291
2292 ret = ath10k_download_and_run_otp(ar);
2293 if (ret) {
2294 ath10k_err(ar, "failed to run otp: %d\n", ret);
2295 return ret;
2296 }
2297
2298 ath10k_dbg(ar, ATH10K_DBG_BOOT,
2299 "pre cal configuration done successfully\n");
2300
2301 return 0;
2302}
2303
2304static int ath10k_download_cal_data(struct ath10k *ar)
2305{
2306 int ret;
2307
2308 ret = ath10k_core_pre_cal_config(ar);
2309 if (ret == 0)
2310 return 0;
2311
2312 ath10k_dbg(ar, ATH10K_DBG_BOOT,
2313 "pre cal download procedure failed, try cal file: %d\n",
2314 ret);
2315
2316 ret = ath10k_download_cal_nvmem(ar, "calibration");
2317 if (ret == 0) {
2318 ar->cal_mode = ATH10K_CAL_MODE_NVMEM;
2319 goto done;
2320 } else if (ret == -EPROBE_DEFER) {
2321 return ret;
2322 }
2323
2324 ath10k_dbg(ar, ATH10K_DBG_BOOT,
2325 "boot did not find a calibration nvmem-cell, try file next: %d\n",
2326 ret);
2327
2328 ret = ath10k_download_cal_file(ar, ar->cal_file);
2329 if (ret == 0) {
2330 ar->cal_mode = ATH10K_CAL_MODE_FILE;
2331 goto done;
2332 }
2333
2334 ath10k_dbg(ar, ATH10K_DBG_BOOT,
2335 "boot did not find a calibration file, try DT next: %d\n",
2336 ret);
2337
2338 ret = ath10k_download_cal_dt(ar, "qcom,ath10k-calibration-data");
2339 if (ret == 0) {
2340 ar->cal_mode = ATH10K_CAL_MODE_DT;
2341 goto done;
2342 }
2343
2344 ath10k_dbg(ar, ATH10K_DBG_BOOT,
2345 "boot did not find DT entry, try target EEPROM next: %d\n",
2346 ret);
2347
2348 ret = ath10k_download_cal_eeprom(ar);
2349 if (ret == 0) {
2350 ar->cal_mode = ATH10K_CAL_MODE_EEPROM;
2351 goto done;
2352 }
2353
2354 ath10k_dbg(ar, ATH10K_DBG_BOOT,
2355 "boot did not find target EEPROM entry, try OTP next: %d\n",
2356 ret);
2357
2358 ret = ath10k_download_and_run_otp(ar);
2359 if (ret) {
2360 ath10k_err(ar, "failed to run otp: %d\n", ret);
2361 return ret;
2362 }
2363
2364 ar->cal_mode = ATH10K_CAL_MODE_OTP;
2365
2366done:
2367 ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot using calibration mode %s\n",
2368 ath10k_cal_mode_str(ar->cal_mode));
2369 return 0;
2370}
2371
2372static void ath10k_core_fetch_btcoex_dt(struct ath10k *ar)
2373{
2374 struct device_node *node;
2375 u8 coex_support = 0;
2376 int ret;
2377
2378 node = ar->dev->of_node;
2379 if (!node)
2380 goto out;
2381
2382 ret = of_property_read_u8(node, "qcom,coexist-support", &coex_support);
2383 if (ret) {
2384 ar->coex_support = true;
2385 goto out;
2386 }
2387
2388 if (coex_support) {
2389 ar->coex_support = true;
2390 } else {
2391 ar->coex_support = false;
2392 ar->coex_gpio_pin = -1;
2393 goto out;
2394 }
2395
2396 ret = of_property_read_u32(node, "qcom,coexist-gpio-pin",
2397 &ar->coex_gpio_pin);
2398 if (ret)
2399 ar->coex_gpio_pin = -1;
2400
2401out:
2402 ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot coex_support %d coex_gpio_pin %d\n",
2403 ar->coex_support, ar->coex_gpio_pin);
2404}
2405
2406static int ath10k_init_uart(struct ath10k *ar)
2407{
2408 int ret;
2409
2410 /*
2411 * Explicitly setting UART prints to zero as target turns it on
2412 * based on scratch registers.
2413 */
2414 ret = ath10k_bmi_write32(ar, hi_serial_enable, 0);
2415 if (ret) {
2416 ath10k_warn(ar, "could not disable UART prints (%d)\n", ret);
2417 return ret;
2418 }
2419
2420 if (!uart_print) {
2421 if (ar->hw_params.uart_pin_workaround) {
2422 ret = ath10k_bmi_write32(ar, hi_dbg_uart_txpin,
2423 ar->hw_params.uart_pin);
2424 if (ret) {
2425 ath10k_warn(ar, "failed to set UART TX pin: %d",
2426 ret);
2427 return ret;
2428 }
2429 }
2430
2431 return 0;
2432 }
2433
2434 ret = ath10k_bmi_write32(ar, hi_dbg_uart_txpin, ar->hw_params.uart_pin);
2435 if (ret) {
2436 ath10k_warn(ar, "could not enable UART prints (%d)\n", ret);
2437 return ret;
2438 }
2439
2440 ret = ath10k_bmi_write32(ar, hi_serial_enable, 1);
2441 if (ret) {
2442 ath10k_warn(ar, "could not enable UART prints (%d)\n", ret);
2443 return ret;
2444 }
2445
2446 /* Set the UART baud rate to 19200. */
2447 ret = ath10k_bmi_write32(ar, hi_desired_baud_rate, 19200);
2448 if (ret) {
2449 ath10k_warn(ar, "could not set the baud rate (%d)\n", ret);
2450 return ret;
2451 }
2452
2453 ath10k_info(ar, "UART prints enabled\n");
2454 return 0;
2455}
2456
2457static int ath10k_init_hw_params(struct ath10k *ar)
2458{
2459 const struct ath10k_hw_params *hw_params;
2460 int i;
2461
2462 for (i = 0; i < ARRAY_SIZE(ath10k_hw_params_list); i++) {
2463 hw_params = &ath10k_hw_params_list[i];
2464
2465 if (hw_params->bus == ar->hif.bus &&
2466 hw_params->id == ar->target_version &&
2467 hw_params->dev_id == ar->dev_id)
2468 break;
2469 }
2470
2471 if (i == ARRAY_SIZE(ath10k_hw_params_list)) {
2472 ath10k_err(ar, "Unsupported hardware version: 0x%x\n",
2473 ar->target_version);
2474 return -EINVAL;
2475 }
2476
2477 ar->hw_params = *hw_params;
2478
2479 ath10k_dbg(ar, ATH10K_DBG_BOOT, "Hardware name %s version 0x%x\n",
2480 ar->hw_params.name, ar->target_version);
2481
2482 return 0;
2483}
2484
2485void ath10k_core_start_recovery(struct ath10k *ar)
2486{
2487 if (test_and_set_bit(ATH10K_FLAG_RESTARTING, &ar->dev_flags)) {
2488 ath10k_warn(ar, "already restarting\n");
2489 return;
2490 }
2491
2492 queue_work(ar->workqueue, &ar->restart_work);
2493}
2494EXPORT_SYMBOL(ath10k_core_start_recovery);
2495
2496void ath10k_core_napi_enable(struct ath10k *ar)
2497{
2498 lockdep_assert_held(&ar->conf_mutex);
2499
2500 if (test_bit(ATH10K_FLAG_NAPI_ENABLED, &ar->dev_flags))
2501 return;
2502
2503 napi_enable(&ar->napi);
2504 set_bit(ATH10K_FLAG_NAPI_ENABLED, &ar->dev_flags);
2505}
2506EXPORT_SYMBOL(ath10k_core_napi_enable);
2507
2508void ath10k_core_napi_sync_disable(struct ath10k *ar)
2509{
2510 lockdep_assert_held(&ar->conf_mutex);
2511
2512 if (!test_bit(ATH10K_FLAG_NAPI_ENABLED, &ar->dev_flags))
2513 return;
2514
2515 napi_synchronize(&ar->napi);
2516 napi_disable(&ar->napi);
2517 clear_bit(ATH10K_FLAG_NAPI_ENABLED, &ar->dev_flags);
2518}
2519EXPORT_SYMBOL(ath10k_core_napi_sync_disable);
2520
2521static void ath10k_core_restart(struct work_struct *work)
2522{
2523 struct ath10k *ar = container_of(work, struct ath10k, restart_work);
2524 int ret;
2525
2526 set_bit(ATH10K_FLAG_CRASH_FLUSH, &ar->dev_flags);
2527
2528 /* Place a barrier to make sure the compiler doesn't reorder
2529 * CRASH_FLUSH and calling other functions.
2530 */
2531 barrier();
2532
2533 ieee80211_stop_queues(ar->hw);
2534 ath10k_drain_tx(ar);
2535 complete(&ar->scan.started);
2536 complete(&ar->scan.completed);
2537 complete(&ar->scan.on_channel);
2538 complete(&ar->offchan_tx_completed);
2539 complete(&ar->install_key_done);
2540 complete(&ar->vdev_setup_done);
2541 complete(&ar->vdev_delete_done);
2542 complete(&ar->thermal.wmi_sync);
2543 complete(&ar->bss_survey_done);
2544 wake_up(&ar->htt.empty_tx_wq);
2545 wake_up(&ar->wmi.tx_credits_wq);
2546 wake_up(&ar->peer_mapping_wq);
2547
2548 /* TODO: We can have one instance of cancelling coverage_class_work by
2549 * moving it to ath10k_halt(), so that both stop() and restart() would
2550 * call that but it takes conf_mutex() and if we call cancel_work_sync()
2551 * with conf_mutex it will deadlock.
2552 */
2553 cancel_work_sync(&ar->set_coverage_class_work);
2554
2555 mutex_lock(&ar->conf_mutex);
2556
2557 switch (ar->state) {
2558 case ATH10K_STATE_ON:
2559 ar->state = ATH10K_STATE_RESTARTING;
2560 ath10k_halt(ar);
2561 ath10k_scan_finish(ar);
2562 ieee80211_restart_hw(ar->hw);
2563 break;
2564 case ATH10K_STATE_OFF:
2565 /* this can happen if driver is being unloaded
2566 * or if the crash happens during FW probing
2567 */
2568 ath10k_warn(ar, "cannot restart a device that hasn't been started\n");
2569 break;
2570 case ATH10K_STATE_RESTARTING:
2571 /* hw restart might be requested from multiple places */
2572 break;
2573 case ATH10K_STATE_RESTARTED:
2574 ar->state = ATH10K_STATE_WEDGED;
2575 fallthrough;
2576 case ATH10K_STATE_WEDGED:
2577 ath10k_warn(ar, "device is wedged, will not restart\n");
2578 break;
2579 case ATH10K_STATE_UTF:
2580 ath10k_warn(ar, "firmware restart in UTF mode not supported\n");
2581 break;
2582 }
2583
2584 mutex_unlock(&ar->conf_mutex);
2585
2586 ret = ath10k_coredump_submit(ar);
2587 if (ret)
2588 ath10k_warn(ar, "failed to send firmware crash dump via devcoredump: %d",
2589 ret);
2590
2591 complete(&ar->driver_recovery);
2592}
2593
2594static void ath10k_core_set_coverage_class_work(struct work_struct *work)
2595{
2596 struct ath10k *ar = container_of(work, struct ath10k,
2597 set_coverage_class_work);
2598
2599 if (ar->hw_params.hw_ops->set_coverage_class)
2600 ar->hw_params.hw_ops->set_coverage_class(ar, -1);
2601}
2602
2603static int ath10k_core_init_firmware_features(struct ath10k *ar)
2604{
2605 struct ath10k_fw_file *fw_file = &ar->normal_mode_fw.fw_file;
2606 int max_num_peers;
2607
2608 if (test_bit(ATH10K_FW_FEATURE_WMI_10_2, fw_file->fw_features) &&
2609 !test_bit(ATH10K_FW_FEATURE_WMI_10X, fw_file->fw_features)) {
2610 ath10k_err(ar, "feature bits corrupted: 10.2 feature requires 10.x feature to be set as well");
2611 return -EINVAL;
2612 }
2613
2614 if (fw_file->wmi_op_version >= ATH10K_FW_WMI_OP_VERSION_MAX) {
2615 ath10k_err(ar, "unsupported WMI OP version (max %d): %d\n",
2616 ATH10K_FW_WMI_OP_VERSION_MAX, fw_file->wmi_op_version);
2617 return -EINVAL;
2618 }
2619
2620 ar->wmi.rx_decap_mode = ATH10K_HW_TXRX_NATIVE_WIFI;
2621 switch (ath10k_cryptmode_param) {
2622 case ATH10K_CRYPT_MODE_HW:
2623 clear_bit(ATH10K_FLAG_RAW_MODE, &ar->dev_flags);
2624 clear_bit(ATH10K_FLAG_HW_CRYPTO_DISABLED, &ar->dev_flags);
2625 break;
2626 case ATH10K_CRYPT_MODE_SW:
2627 if (!test_bit(ATH10K_FW_FEATURE_RAW_MODE_SUPPORT,
2628 fw_file->fw_features)) {
2629 ath10k_err(ar, "cryptmode > 0 requires raw mode support from firmware");
2630 return -EINVAL;
2631 }
2632
2633 set_bit(ATH10K_FLAG_RAW_MODE, &ar->dev_flags);
2634 set_bit(ATH10K_FLAG_HW_CRYPTO_DISABLED, &ar->dev_flags);
2635 break;
2636 default:
2637 ath10k_info(ar, "invalid cryptmode: %d\n",
2638 ath10k_cryptmode_param);
2639 return -EINVAL;
2640 }
2641
2642 ar->htt.max_num_amsdu = ATH10K_HTT_MAX_NUM_AMSDU_DEFAULT;
2643 ar->htt.max_num_ampdu = ATH10K_HTT_MAX_NUM_AMPDU_DEFAULT;
2644
2645 if (ath10k_frame_mode == ATH10K_HW_TXRX_RAW) {
2646 if (!test_bit(ATH10K_FW_FEATURE_RAW_MODE_SUPPORT,
2647 fw_file->fw_features)) {
2648 ath10k_err(ar, "rawmode = 1 requires support from firmware");
2649 return -EINVAL;
2650 }
2651 set_bit(ATH10K_FLAG_RAW_MODE, &ar->dev_flags);
2652 }
2653
2654 if (test_bit(ATH10K_FLAG_RAW_MODE, &ar->dev_flags)) {
2655 ar->wmi.rx_decap_mode = ATH10K_HW_TXRX_RAW;
2656
2657 /* Workaround:
2658 *
2659 * Firmware A-MSDU aggregation breaks with RAW Tx encap mode
2660 * and causes enormous performance issues (malformed frames,
2661 * etc).
2662 *
2663 * Disabling A-MSDU makes RAW mode stable with heavy traffic
2664 * albeit a bit slower compared to regular operation.
2665 */
2666 ar->htt.max_num_amsdu = 1;
2667 }
2668
2669 /* Backwards compatibility for firmwares without
2670 * ATH10K_FW_IE_WMI_OP_VERSION.
2671 */
2672 if (fw_file->wmi_op_version == ATH10K_FW_WMI_OP_VERSION_UNSET) {
2673 if (test_bit(ATH10K_FW_FEATURE_WMI_10X, fw_file->fw_features)) {
2674 if (test_bit(ATH10K_FW_FEATURE_WMI_10_2,
2675 fw_file->fw_features))
2676 fw_file->wmi_op_version = ATH10K_FW_WMI_OP_VERSION_10_2;
2677 else
2678 fw_file->wmi_op_version = ATH10K_FW_WMI_OP_VERSION_10_1;
2679 } else {
2680 fw_file->wmi_op_version = ATH10K_FW_WMI_OP_VERSION_MAIN;
2681 }
2682 }
2683
2684 switch (fw_file->wmi_op_version) {
2685 case ATH10K_FW_WMI_OP_VERSION_MAIN:
2686 max_num_peers = TARGET_NUM_PEERS;
2687 ar->max_num_stations = TARGET_NUM_STATIONS;
2688 ar->max_num_vdevs = TARGET_NUM_VDEVS;
2689 ar->htt.max_num_pending_tx = TARGET_NUM_MSDU_DESC;
2690 ar->fw_stats_req_mask = WMI_STAT_PDEV | WMI_STAT_VDEV |
2691 WMI_STAT_PEER;
2692 ar->max_spatial_stream = WMI_MAX_SPATIAL_STREAM;
2693 break;
2694 case ATH10K_FW_WMI_OP_VERSION_10_1:
2695 case ATH10K_FW_WMI_OP_VERSION_10_2:
2696 case ATH10K_FW_WMI_OP_VERSION_10_2_4:
2697 if (ath10k_peer_stats_enabled(ar)) {
2698 max_num_peers = TARGET_10X_TX_STATS_NUM_PEERS;
2699 ar->max_num_stations = TARGET_10X_TX_STATS_NUM_STATIONS;
2700 } else {
2701 max_num_peers = TARGET_10X_NUM_PEERS;
2702 ar->max_num_stations = TARGET_10X_NUM_STATIONS;
2703 }
2704 ar->max_num_vdevs = TARGET_10X_NUM_VDEVS;
2705 ar->htt.max_num_pending_tx = TARGET_10X_NUM_MSDU_DESC;
2706 ar->fw_stats_req_mask = WMI_STAT_PEER;
2707 ar->max_spatial_stream = WMI_MAX_SPATIAL_STREAM;
2708 break;
2709 case ATH10K_FW_WMI_OP_VERSION_TLV:
2710 max_num_peers = TARGET_TLV_NUM_PEERS;
2711 ar->max_num_stations = TARGET_TLV_NUM_STATIONS;
2712 ar->max_num_vdevs = TARGET_TLV_NUM_VDEVS;
2713 ar->max_num_tdls_vdevs = TARGET_TLV_NUM_TDLS_VDEVS;
2714 if (ar->hif.bus == ATH10K_BUS_SDIO)
2715 ar->htt.max_num_pending_tx =
2716 TARGET_TLV_NUM_MSDU_DESC_HL;
2717 else
2718 ar->htt.max_num_pending_tx = TARGET_TLV_NUM_MSDU_DESC;
2719 ar->wow.max_num_patterns = TARGET_TLV_NUM_WOW_PATTERNS;
2720 ar->fw_stats_req_mask = WMI_TLV_STAT_PDEV | WMI_TLV_STAT_VDEV |
2721 WMI_TLV_STAT_PEER | WMI_TLV_STAT_PEER_EXTD;
2722 ar->max_spatial_stream = WMI_MAX_SPATIAL_STREAM;
2723 ar->wmi.mgmt_max_num_pending_tx = TARGET_TLV_MGMT_NUM_MSDU_DESC;
2724 break;
2725 case ATH10K_FW_WMI_OP_VERSION_10_4:
2726 max_num_peers = TARGET_10_4_NUM_PEERS;
2727 ar->max_num_stations = TARGET_10_4_NUM_STATIONS;
2728 ar->num_active_peers = TARGET_10_4_ACTIVE_PEERS;
2729 ar->max_num_vdevs = TARGET_10_4_NUM_VDEVS;
2730 ar->num_tids = TARGET_10_4_TGT_NUM_TIDS;
2731 ar->fw_stats_req_mask = WMI_10_4_STAT_PEER |
2732 WMI_10_4_STAT_PEER_EXTD |
2733 WMI_10_4_STAT_VDEV_EXTD;
2734 ar->max_spatial_stream = ar->hw_params.max_spatial_stream;
2735 ar->max_num_tdls_vdevs = TARGET_10_4_NUM_TDLS_VDEVS;
2736
2737 if (test_bit(ATH10K_FW_FEATURE_PEER_FLOW_CONTROL,
2738 fw_file->fw_features))
2739 ar->htt.max_num_pending_tx = TARGET_10_4_NUM_MSDU_DESC_PFC;
2740 else
2741 ar->htt.max_num_pending_tx = TARGET_10_4_NUM_MSDU_DESC;
2742 break;
2743 case ATH10K_FW_WMI_OP_VERSION_UNSET:
2744 case ATH10K_FW_WMI_OP_VERSION_MAX:
2745 default:
2746 WARN_ON(1);
2747 return -EINVAL;
2748 }
2749
2750 if (ar->hw_params.num_peers)
2751 ar->max_num_peers = ar->hw_params.num_peers;
2752 else
2753 ar->max_num_peers = max_num_peers;
2754
2755 /* Backwards compatibility for firmwares without
2756 * ATH10K_FW_IE_HTT_OP_VERSION.
2757 */
2758 if (fw_file->htt_op_version == ATH10K_FW_HTT_OP_VERSION_UNSET) {
2759 switch (fw_file->wmi_op_version) {
2760 case ATH10K_FW_WMI_OP_VERSION_MAIN:
2761 fw_file->htt_op_version = ATH10K_FW_HTT_OP_VERSION_MAIN;
2762 break;
2763 case ATH10K_FW_WMI_OP_VERSION_10_1:
2764 case ATH10K_FW_WMI_OP_VERSION_10_2:
2765 case ATH10K_FW_WMI_OP_VERSION_10_2_4:
2766 fw_file->htt_op_version = ATH10K_FW_HTT_OP_VERSION_10_1;
2767 break;
2768 case ATH10K_FW_WMI_OP_VERSION_TLV:
2769 fw_file->htt_op_version = ATH10K_FW_HTT_OP_VERSION_TLV;
2770 break;
2771 case ATH10K_FW_WMI_OP_VERSION_10_4:
2772 case ATH10K_FW_WMI_OP_VERSION_UNSET:
2773 case ATH10K_FW_WMI_OP_VERSION_MAX:
2774 ath10k_err(ar, "htt op version not found from fw meta data");
2775 return -EINVAL;
2776 }
2777 }
2778
2779 return 0;
2780}
2781
2782static int ath10k_core_reset_rx_filter(struct ath10k *ar)
2783{
2784 int ret;
2785 int vdev_id;
2786 int vdev_type;
2787 int vdev_subtype;
2788 const u8 *vdev_addr;
2789
2790 vdev_id = 0;
2791 vdev_type = WMI_VDEV_TYPE_STA;
2792 vdev_subtype = ath10k_wmi_get_vdev_subtype(ar, WMI_VDEV_SUBTYPE_NONE);
2793 vdev_addr = ar->mac_addr;
2794
2795 ret = ath10k_wmi_vdev_create(ar, vdev_id, vdev_type, vdev_subtype,
2796 vdev_addr);
2797 if (ret) {
2798 ath10k_err(ar, "failed to create dummy vdev: %d\n", ret);
2799 return ret;
2800 }
2801
2802 ret = ath10k_wmi_vdev_delete(ar, vdev_id);
2803 if (ret) {
2804 ath10k_err(ar, "failed to delete dummy vdev: %d\n", ret);
2805 return ret;
2806 }
2807
2808 /* WMI and HTT may use separate HIF pipes and are not guaranteed to be
2809 * serialized properly implicitly.
2810 *
2811 * Moreover (most) WMI commands have no explicit acknowledges. It is
2812 * possible to infer it implicitly by poking firmware with echo
2813 * command - getting a reply means all preceding comments have been
2814 * (mostly) processed.
2815 *
2816 * In case of vdev create/delete this is sufficient.
2817 *
2818 * Without this it's possible to end up with a race when HTT Rx ring is
2819 * started before vdev create/delete hack is complete allowing a short
2820 * window of opportunity to receive (and Tx ACK) a bunch of frames.
2821 */
2822 ret = ath10k_wmi_barrier(ar);
2823 if (ret) {
2824 ath10k_err(ar, "failed to ping firmware: %d\n", ret);
2825 return ret;
2826 }
2827
2828 return 0;
2829}
2830
2831static int ath10k_core_compat_services(struct ath10k *ar)
2832{
2833 struct ath10k_fw_file *fw_file = &ar->normal_mode_fw.fw_file;
2834
2835 /* all 10.x firmware versions support thermal throttling but don't
2836 * advertise the support via service flags so we have to hardcode
2837 * it here
2838 */
2839 switch (fw_file->wmi_op_version) {
2840 case ATH10K_FW_WMI_OP_VERSION_10_1:
2841 case ATH10K_FW_WMI_OP_VERSION_10_2:
2842 case ATH10K_FW_WMI_OP_VERSION_10_2_4:
2843 case ATH10K_FW_WMI_OP_VERSION_10_4:
2844 set_bit(WMI_SERVICE_THERM_THROT, ar->wmi.svc_map);
2845 break;
2846 default:
2847 break;
2848 }
2849
2850 return 0;
2851}
2852
2853#define TGT_IRAM_READ_PER_ITR (8 * 1024)
2854
2855static int ath10k_core_copy_target_iram(struct ath10k *ar)
2856{
2857 const struct ath10k_hw_mem_layout *hw_mem;
2858 const struct ath10k_mem_region *tmp, *mem_region = NULL;
2859 dma_addr_t paddr;
2860 void *vaddr = NULL;
2861 u8 num_read_itr;
2862 int i, ret;
2863 u32 len, remaining_len;
2864
2865 /* copy target iram feature must work also when
2866 * ATH10K_FW_CRASH_DUMP_RAM_DATA is disabled, so
2867 * _ath10k_coredump_get_mem_layout() to accomplist that
2868 */
2869 hw_mem = _ath10k_coredump_get_mem_layout(ar);
2870 if (!hw_mem)
2871 /* if CONFIG_DEV_COREDUMP is disabled we get NULL, then
2872 * just silently disable the feature by doing nothing
2873 */
2874 return 0;
2875
2876 for (i = 0; i < hw_mem->region_table.size; i++) {
2877 tmp = &hw_mem->region_table.regions[i];
2878 if (tmp->type == ATH10K_MEM_REGION_TYPE_REG) {
2879 mem_region = tmp;
2880 break;
2881 }
2882 }
2883
2884 if (!mem_region)
2885 return -ENOMEM;
2886
2887 for (i = 0; i < ar->wmi.num_mem_chunks; i++) {
2888 if (ar->wmi.mem_chunks[i].req_id ==
2889 WMI_IRAM_RECOVERY_HOST_MEM_REQ_ID) {
2890 vaddr = ar->wmi.mem_chunks[i].vaddr;
2891 len = ar->wmi.mem_chunks[i].len;
2892 break;
2893 }
2894 }
2895
2896 if (!vaddr || !len) {
2897 ath10k_warn(ar, "No allocated memory for IRAM back up");
2898 return -ENOMEM;
2899 }
2900
2901 len = (len < mem_region->len) ? len : mem_region->len;
2902 paddr = mem_region->start;
2903 num_read_itr = len / TGT_IRAM_READ_PER_ITR;
2904 remaining_len = len % TGT_IRAM_READ_PER_ITR;
2905 for (i = 0; i < num_read_itr; i++) {
2906 ret = ath10k_hif_diag_read(ar, paddr, vaddr,
2907 TGT_IRAM_READ_PER_ITR);
2908 if (ret) {
2909 ath10k_warn(ar, "failed to copy firmware IRAM contents: %d",
2910 ret);
2911 return ret;
2912 }
2913
2914 paddr += TGT_IRAM_READ_PER_ITR;
2915 vaddr += TGT_IRAM_READ_PER_ITR;
2916 }
2917
2918 if (remaining_len) {
2919 ret = ath10k_hif_diag_read(ar, paddr, vaddr, remaining_len);
2920 if (ret) {
2921 ath10k_warn(ar, "failed to copy firmware IRAM contents: %d",
2922 ret);
2923 return ret;
2924 }
2925 }
2926
2927 ath10k_dbg(ar, ATH10K_DBG_BOOT, "target IRAM back up completed\n");
2928
2929 return 0;
2930}
2931
2932int ath10k_core_start(struct ath10k *ar, enum ath10k_firmware_mode mode,
2933 const struct ath10k_fw_components *fw)
2934{
2935 int status;
2936 u32 val;
2937
2938 lockdep_assert_held(&ar->conf_mutex);
2939
2940 clear_bit(ATH10K_FLAG_CRASH_FLUSH, &ar->dev_flags);
2941
2942 ar->running_fw = fw;
2943
2944 if (!test_bit(ATH10K_FW_FEATURE_NON_BMI,
2945 ar->running_fw->fw_file.fw_features)) {
2946 ath10k_bmi_start(ar);
2947
2948 /* Enable hardware clock to speed up firmware download */
2949 if (ar->hw_params.hw_ops->enable_pll_clk) {
2950 status = ar->hw_params.hw_ops->enable_pll_clk(ar);
2951 ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot enable pll ret %d\n",
2952 status);
2953 }
2954
2955 if (ath10k_init_configure_target(ar)) {
2956 status = -EINVAL;
2957 goto err;
2958 }
2959
2960 status = ath10k_download_cal_data(ar);
2961 if (status)
2962 goto err;
2963
2964 /* Some of qca988x solutions are having global reset issue
2965 * during target initialization. Bypassing PLL setting before
2966 * downloading firmware and letting the SoC run on REF_CLK is
2967 * fixing the problem. Corresponding firmware change is also
2968 * needed to set the clock source once the target is
2969 * initialized.
2970 */
2971 if (test_bit(ATH10K_FW_FEATURE_SUPPORTS_SKIP_CLOCK_INIT,
2972 ar->running_fw->fw_file.fw_features)) {
2973 status = ath10k_bmi_write32(ar, hi_skip_clock_init, 1);
2974 if (status) {
2975 ath10k_err(ar, "could not write to skip_clock_init: %d\n",
2976 status);
2977 goto err;
2978 }
2979 }
2980
2981 status = ath10k_download_fw(ar);
2982 if (status)
2983 goto err;
2984
2985 status = ath10k_init_uart(ar);
2986 if (status)
2987 goto err;
2988
2989 if (ar->hif.bus == ATH10K_BUS_SDIO) {
2990 status = ath10k_init_sdio(ar, mode);
2991 if (status) {
2992 ath10k_err(ar, "failed to init SDIO: %d\n", status);
2993 goto err;
2994 }
2995 }
2996 }
2997
2998 ar->htc.htc_ops.target_send_suspend_complete =
2999 ath10k_send_suspend_complete;
3000
3001 status = ath10k_htc_init(ar);
3002 if (status) {
3003 ath10k_err(ar, "could not init HTC (%d)\n", status);
3004 goto err;
3005 }
3006
3007 if (!test_bit(ATH10K_FW_FEATURE_NON_BMI,
3008 ar->running_fw->fw_file.fw_features)) {
3009 status = ath10k_bmi_done(ar);
3010 if (status)
3011 goto err;
3012 }
3013
3014 status = ath10k_wmi_attach(ar);
3015 if (status) {
3016 ath10k_err(ar, "WMI attach failed: %d\n", status);
3017 goto err;
3018 }
3019
3020 status = ath10k_htt_init(ar);
3021 if (status) {
3022 ath10k_err(ar, "failed to init htt: %d\n", status);
3023 goto err_wmi_detach;
3024 }
3025
3026 status = ath10k_htt_tx_start(&ar->htt);
3027 if (status) {
3028 ath10k_err(ar, "failed to alloc htt tx: %d\n", status);
3029 goto err_wmi_detach;
3030 }
3031
3032 /* If firmware indicates Full Rx Reorder support it must be used in a
3033 * slightly different manner. Let HTT code know.
3034 */
3035 ar->htt.rx_ring.in_ord_rx = !!(test_bit(WMI_SERVICE_RX_FULL_REORDER,
3036 ar->wmi.svc_map));
3037
3038 status = ath10k_htt_rx_alloc(&ar->htt);
3039 if (status) {
3040 ath10k_err(ar, "failed to alloc htt rx: %d\n", status);
3041 goto err_htt_tx_detach;
3042 }
3043
3044 status = ath10k_hif_start(ar);
3045 if (status) {
3046 ath10k_err(ar, "could not start HIF: %d\n", status);
3047 goto err_htt_rx_detach;
3048 }
3049
3050 status = ath10k_htc_wait_target(&ar->htc);
3051 if (status) {
3052 ath10k_err(ar, "failed to connect to HTC: %d\n", status);
3053 goto err_hif_stop;
3054 }
3055
3056 status = ath10k_hif_start_post(ar);
3057 if (status) {
3058 ath10k_err(ar, "failed to swap mailbox: %d\n", status);
3059 goto err_hif_stop;
3060 }
3061
3062 if (mode == ATH10K_FIRMWARE_MODE_NORMAL) {
3063 status = ath10k_htt_connect(&ar->htt);
3064 if (status) {
3065 ath10k_err(ar, "failed to connect htt (%d)\n", status);
3066 goto err_hif_stop;
3067 }
3068 }
3069
3070 status = ath10k_wmi_connect(ar);
3071 if (status) {
3072 ath10k_err(ar, "could not connect wmi: %d\n", status);
3073 goto err_hif_stop;
3074 }
3075
3076 status = ath10k_htc_start(&ar->htc);
3077 if (status) {
3078 ath10k_err(ar, "failed to start htc: %d\n", status);
3079 goto err_hif_stop;
3080 }
3081
3082 if (mode == ATH10K_FIRMWARE_MODE_NORMAL) {
3083 status = ath10k_wmi_wait_for_service_ready(ar);
3084 if (status) {
3085 ath10k_warn(ar, "wmi service ready event not received");
3086 goto err_hif_stop;
3087 }
3088 }
3089
3090 ath10k_dbg(ar, ATH10K_DBG_BOOT, "firmware %s booted\n",
3091 ar->hw->wiphy->fw_version);
3092
3093 if (test_bit(ATH10K_FW_FEATURE_IRAM_RECOVERY,
3094 ar->running_fw->fw_file.fw_features)) {
3095 status = ath10k_core_copy_target_iram(ar);
3096 if (status) {
3097 ath10k_warn(ar, "failed to copy target iram contents: %d",
3098 status);
3099 goto err_hif_stop;
3100 }
3101 }
3102
3103 if (test_bit(WMI_SERVICE_EXT_RES_CFG_SUPPORT, ar->wmi.svc_map) &&
3104 mode == ATH10K_FIRMWARE_MODE_NORMAL) {
3105 val = 0;
3106 if (ath10k_peer_stats_enabled(ar))
3107 val = WMI_10_4_PEER_STATS;
3108
3109 /* Enable vdev stats by default */
3110 val |= WMI_10_4_VDEV_STATS;
3111
3112 if (test_bit(WMI_SERVICE_BSS_CHANNEL_INFO_64, ar->wmi.svc_map))
3113 val |= WMI_10_4_BSS_CHANNEL_INFO_64;
3114
3115 ath10k_core_fetch_btcoex_dt(ar);
3116
3117 /* 10.4 firmware supports BT-Coex without reloading firmware
3118 * via pdev param. To support Bluetooth coexistence pdev param,
3119 * WMI_COEX_GPIO_SUPPORT of extended resource config should be
3120 * enabled always.
3121 *
3122 * We can still enable BTCOEX if firmware has the support
3123 * even though btceox_support value is
3124 * ATH10K_DT_BTCOEX_NOT_FOUND
3125 */
3126
3127 if (test_bit(WMI_SERVICE_COEX_GPIO, ar->wmi.svc_map) &&
3128 test_bit(ATH10K_FW_FEATURE_BTCOEX_PARAM,
3129 ar->running_fw->fw_file.fw_features) &&
3130 ar->coex_support)
3131 val |= WMI_10_4_COEX_GPIO_SUPPORT;
3132
3133 if (test_bit(WMI_SERVICE_TDLS_EXPLICIT_MODE_ONLY,
3134 ar->wmi.svc_map))
3135 val |= WMI_10_4_TDLS_EXPLICIT_MODE_ONLY;
3136
3137 if (test_bit(WMI_SERVICE_TDLS_UAPSD_BUFFER_STA,
3138 ar->wmi.svc_map))
3139 val |= WMI_10_4_TDLS_UAPSD_BUFFER_STA;
3140
3141 if (test_bit(WMI_SERVICE_TX_DATA_ACK_RSSI,
3142 ar->wmi.svc_map))
3143 val |= WMI_10_4_TX_DATA_ACK_RSSI;
3144
3145 if (test_bit(WMI_SERVICE_REPORT_AIRTIME, ar->wmi.svc_map))
3146 val |= WMI_10_4_REPORT_AIRTIME;
3147
3148 if (test_bit(WMI_SERVICE_EXT_PEER_TID_CONFIGS_SUPPORT,
3149 ar->wmi.svc_map))
3150 val |= WMI_10_4_EXT_PEER_TID_CONFIGS_SUPPORT;
3151
3152 status = ath10k_mac_ext_resource_config(ar, val);
3153 if (status) {
3154 ath10k_err(ar,
3155 "failed to send ext resource cfg command : %d\n",
3156 status);
3157 goto err_hif_stop;
3158 }
3159 }
3160
3161 status = ath10k_wmi_cmd_init(ar);
3162 if (status) {
3163 ath10k_err(ar, "could not send WMI init command (%d)\n",
3164 status);
3165 goto err_hif_stop;
3166 }
3167
3168 status = ath10k_wmi_wait_for_unified_ready(ar);
3169 if (status) {
3170 ath10k_err(ar, "wmi unified ready event not received\n");
3171 goto err_hif_stop;
3172 }
3173
3174 status = ath10k_core_compat_services(ar);
3175 if (status) {
3176 ath10k_err(ar, "compat services failed: %d\n", status);
3177 goto err_hif_stop;
3178 }
3179
3180 status = ath10k_wmi_pdev_set_base_macaddr(ar, ar->mac_addr);
3181 if (status && status != -EOPNOTSUPP) {
3182 ath10k_err(ar,
3183 "failed to set base mac address: %d\n", status);
3184 goto err_hif_stop;
3185 }
3186
3187 /* Some firmware revisions do not properly set up hardware rx filter
3188 * registers.
3189 *
3190 * A known example from QCA9880 and 10.2.4 is that MAC_PCU_ADDR1_MASK
3191 * is filled with 0s instead of 1s allowing HW to respond with ACKs to
3192 * any frames that matches MAC_PCU_RX_FILTER which is also
3193 * misconfigured to accept anything.
3194 *
3195 * The ADDR1 is programmed using internal firmware structure field and
3196 * can't be (easily/sanely) reached from the driver explicitly. It is
3197 * possible to implicitly make it correct by creating a dummy vdev and
3198 * then deleting it.
3199 */
3200 if (ar->hw_params.hw_filter_reset_required &&
3201 mode == ATH10K_FIRMWARE_MODE_NORMAL) {
3202 status = ath10k_core_reset_rx_filter(ar);
3203 if (status) {
3204 ath10k_err(ar,
3205 "failed to reset rx filter: %d\n", status);
3206 goto err_hif_stop;
3207 }
3208 }
3209
3210 status = ath10k_htt_rx_ring_refill(ar);
3211 if (status) {
3212 ath10k_err(ar, "failed to refill htt rx ring: %d\n", status);
3213 goto err_hif_stop;
3214 }
3215
3216 if (ar->max_num_vdevs >= 64)
3217 ar->free_vdev_map = 0xFFFFFFFFFFFFFFFFLL;
3218 else
3219 ar->free_vdev_map = (1LL << ar->max_num_vdevs) - 1;
3220
3221 INIT_LIST_HEAD(&ar->arvifs);
3222
3223 /* we don't care about HTT in UTF mode */
3224 if (mode == ATH10K_FIRMWARE_MODE_NORMAL) {
3225 status = ath10k_htt_setup(&ar->htt);
3226 if (status) {
3227 ath10k_err(ar, "failed to setup htt: %d\n", status);
3228 goto err_hif_stop;
3229 }
3230 }
3231
3232 status = ath10k_debug_start(ar);
3233 if (status)
3234 goto err_hif_stop;
3235
3236 status = ath10k_hif_set_target_log_mode(ar, fw_diag_log);
3237 if (status && status != -EOPNOTSUPP) {
3238 ath10k_warn(ar, "set target log mode failed: %d\n", status);
3239 goto err_hif_stop;
3240 }
3241
3242 return 0;
3243
3244err_hif_stop:
3245 ath10k_hif_stop(ar);
3246err_htt_rx_detach:
3247 ath10k_htt_rx_free(&ar->htt);
3248err_htt_tx_detach:
3249 ath10k_htt_tx_free(&ar->htt);
3250err_wmi_detach:
3251 ath10k_wmi_detach(ar);
3252err:
3253 return status;
3254}
3255EXPORT_SYMBOL(ath10k_core_start);
3256
3257int ath10k_wait_for_suspend(struct ath10k *ar, u32 suspend_opt)
3258{
3259 int ret;
3260 unsigned long time_left;
3261
3262 reinit_completion(&ar->target_suspend);
3263
3264 ret = ath10k_wmi_pdev_suspend_target(ar, suspend_opt);
3265 if (ret) {
3266 ath10k_warn(ar, "could not suspend target (%d)\n", ret);
3267 return ret;
3268 }
3269
3270 time_left = wait_for_completion_timeout(&ar->target_suspend, 1 * HZ);
3271
3272 if (!time_left) {
3273 ath10k_warn(ar, "suspend timed out - target pause event never came\n");
3274 return -ETIMEDOUT;
3275 }
3276
3277 return 0;
3278}
3279
3280void ath10k_core_stop(struct ath10k *ar)
3281{
3282 lockdep_assert_held(&ar->conf_mutex);
3283 ath10k_debug_stop(ar);
3284
3285 /* try to suspend target */
3286 if (ar->state != ATH10K_STATE_RESTARTING &&
3287 ar->state != ATH10K_STATE_UTF)
3288 ath10k_wait_for_suspend(ar, WMI_PDEV_SUSPEND_AND_DISABLE_INTR);
3289
3290 ath10k_hif_stop(ar);
3291 ath10k_htt_tx_stop(&ar->htt);
3292 ath10k_htt_rx_free(&ar->htt);
3293 ath10k_wmi_detach(ar);
3294
3295 ar->id.bmi_ids_valid = false;
3296}
3297EXPORT_SYMBOL(ath10k_core_stop);
3298
3299/* mac80211 manages fw/hw initialization through start/stop hooks. However in
3300 * order to know what hw capabilities should be advertised to mac80211 it is
3301 * necessary to load the firmware (and tear it down immediately since start
3302 * hook will try to init it again) before registering
3303 */
3304static int ath10k_core_probe_fw(struct ath10k *ar)
3305{
3306 struct bmi_target_info target_info;
3307 int ret = 0;
3308
3309 ret = ath10k_hif_power_up(ar, ATH10K_FIRMWARE_MODE_NORMAL);
3310 if (ret) {
3311 ath10k_err(ar, "could not power on hif bus (%d)\n", ret);
3312 return ret;
3313 }
3314
3315 switch (ar->hif.bus) {
3316 case ATH10K_BUS_SDIO:
3317 memset(&target_info, 0, sizeof(target_info));
3318 ret = ath10k_bmi_get_target_info_sdio(ar, &target_info);
3319 if (ret) {
3320 ath10k_err(ar, "could not get target info (%d)\n", ret);
3321 goto err_power_down;
3322 }
3323 ar->target_version = target_info.version;
3324 ar->hw->wiphy->hw_version = target_info.version;
3325 break;
3326 case ATH10K_BUS_PCI:
3327 case ATH10K_BUS_AHB:
3328 case ATH10K_BUS_USB:
3329 memset(&target_info, 0, sizeof(target_info));
3330 ret = ath10k_bmi_get_target_info(ar, &target_info);
3331 if (ret) {
3332 ath10k_err(ar, "could not get target info (%d)\n", ret);
3333 goto err_power_down;
3334 }
3335 ar->target_version = target_info.version;
3336 ar->hw->wiphy->hw_version = target_info.version;
3337 break;
3338 case ATH10K_BUS_SNOC:
3339 memset(&target_info, 0, sizeof(target_info));
3340 ret = ath10k_hif_get_target_info(ar, &target_info);
3341 if (ret) {
3342 ath10k_err(ar, "could not get target info (%d)\n", ret);
3343 goto err_power_down;
3344 }
3345 ar->target_version = target_info.version;
3346 ar->hw->wiphy->hw_version = target_info.version;
3347 break;
3348 default:
3349 ath10k_err(ar, "incorrect hif bus type: %d\n", ar->hif.bus);
3350 }
3351
3352 ret = ath10k_init_hw_params(ar);
3353 if (ret) {
3354 ath10k_err(ar, "could not get hw params (%d)\n", ret);
3355 goto err_power_down;
3356 }
3357
3358 ret = ath10k_core_fetch_firmware_files(ar);
3359 if (ret) {
3360 ath10k_err(ar, "could not fetch firmware files (%d)\n", ret);
3361 goto err_power_down;
3362 }
3363
3364 BUILD_BUG_ON(sizeof(ar->hw->wiphy->fw_version) !=
3365 sizeof(ar->normal_mode_fw.fw_file.fw_version));
3366 memcpy(ar->hw->wiphy->fw_version, ar->normal_mode_fw.fw_file.fw_version,
3367 sizeof(ar->hw->wiphy->fw_version));
3368
3369 ath10k_debug_print_hwfw_info(ar);
3370
3371 if (!test_bit(ATH10K_FW_FEATURE_NON_BMI,
3372 ar->normal_mode_fw.fw_file.fw_features)) {
3373 ret = ath10k_core_pre_cal_download(ar);
3374 if (ret) {
3375 /* pre calibration data download is not necessary
3376 * for all the chipsets. Ignore failures and continue.
3377 */
3378 ath10k_dbg(ar, ATH10K_DBG_BOOT,
3379 "could not load pre cal data: %d\n", ret);
3380 }
3381
3382 ret = ath10k_core_get_board_id_from_otp(ar);
3383 if (ret && ret != -EOPNOTSUPP) {
3384 ath10k_err(ar, "failed to get board id from otp: %d\n",
3385 ret);
3386 goto err_free_firmware_files;
3387 }
3388
3389 ret = ath10k_core_check_smbios(ar);
3390 if (ret)
3391 ath10k_dbg(ar, ATH10K_DBG_BOOT, "SMBIOS bdf variant name not set.\n");
3392
3393 ret = ath10k_core_check_dt(ar);
3394 if (ret)
3395 ath10k_dbg(ar, ATH10K_DBG_BOOT, "DT bdf variant name not set.\n");
3396
3397 ret = ath10k_core_fetch_board_file(ar, ATH10K_BD_IE_BOARD);
3398 if (ret) {
3399 ath10k_err(ar, "failed to fetch board file: %d\n", ret);
3400 goto err_free_firmware_files;
3401 }
3402
3403 ath10k_debug_print_board_info(ar);
3404 }
3405
3406 device_get_mac_address(ar->dev, ar->mac_addr);
3407
3408 ret = ath10k_core_init_firmware_features(ar);
3409 if (ret) {
3410 ath10k_err(ar, "fatal problem with firmware features: %d\n",
3411 ret);
3412 goto err_free_firmware_files;
3413 }
3414
3415 if (!test_bit(ATH10K_FW_FEATURE_NON_BMI,
3416 ar->normal_mode_fw.fw_file.fw_features)) {
3417 ret = ath10k_swap_code_seg_init(ar,
3418 &ar->normal_mode_fw.fw_file);
3419 if (ret) {
3420 ath10k_err(ar, "failed to initialize code swap segment: %d\n",
3421 ret);
3422 goto err_free_firmware_files;
3423 }
3424 }
3425
3426 mutex_lock(&ar->conf_mutex);
3427
3428 ret = ath10k_core_start(ar, ATH10K_FIRMWARE_MODE_NORMAL,
3429 &ar->normal_mode_fw);
3430 if (ret) {
3431 ath10k_err(ar, "could not init core (%d)\n", ret);
3432 goto err_unlock;
3433 }
3434
3435 ath10k_debug_print_boot_info(ar);
3436 ath10k_core_stop(ar);
3437
3438 mutex_unlock(&ar->conf_mutex);
3439
3440 ath10k_hif_power_down(ar);
3441 return 0;
3442
3443err_unlock:
3444 mutex_unlock(&ar->conf_mutex);
3445
3446err_free_firmware_files:
3447 ath10k_core_free_firmware_files(ar);
3448
3449err_power_down:
3450 ath10k_hif_power_down(ar);
3451
3452 return ret;
3453}
3454
3455static void ath10k_core_register_work(struct work_struct *work)
3456{
3457 struct ath10k *ar = container_of(work, struct ath10k, register_work);
3458 int status;
3459
3460 /* peer stats are enabled by default */
3461 set_bit(ATH10K_FLAG_PEER_STATS, &ar->dev_flags);
3462
3463 status = ath10k_core_probe_fw(ar);
3464 if (status) {
3465 ath10k_err(ar, "could not probe fw (%d)\n", status);
3466 goto err;
3467 }
3468
3469 status = ath10k_mac_register(ar);
3470 if (status) {
3471 ath10k_err(ar, "could not register to mac80211 (%d)\n", status);
3472 goto err_release_fw;
3473 }
3474
3475 status = ath10k_coredump_register(ar);
3476 if (status) {
3477 ath10k_err(ar, "unable to register coredump\n");
3478 goto err_unregister_mac;
3479 }
3480
3481 status = ath10k_debug_register(ar);
3482 if (status) {
3483 ath10k_err(ar, "unable to initialize debugfs\n");
3484 goto err_unregister_coredump;
3485 }
3486
3487 status = ath10k_spectral_create(ar);
3488 if (status) {
3489 ath10k_err(ar, "failed to initialize spectral\n");
3490 goto err_debug_destroy;
3491 }
3492
3493 status = ath10k_thermal_register(ar);
3494 if (status) {
3495 ath10k_err(ar, "could not register thermal device: %d\n",
3496 status);
3497 goto err_spectral_destroy;
3498 }
3499
3500 set_bit(ATH10K_FLAG_CORE_REGISTERED, &ar->dev_flags);
3501 return;
3502
3503err_spectral_destroy:
3504 ath10k_spectral_destroy(ar);
3505err_debug_destroy:
3506 ath10k_debug_destroy(ar);
3507err_unregister_coredump:
3508 ath10k_coredump_unregister(ar);
3509err_unregister_mac:
3510 ath10k_mac_unregister(ar);
3511err_release_fw:
3512 ath10k_core_free_firmware_files(ar);
3513err:
3514 /* TODO: It's probably a good idea to release device from the driver
3515 * but calling device_release_driver() here will cause a deadlock.
3516 */
3517 return;
3518}
3519
3520int ath10k_core_register(struct ath10k *ar,
3521 const struct ath10k_bus_params *bus_params)
3522{
3523 ar->bus_param = *bus_params;
3524
3525 queue_work(ar->workqueue, &ar->register_work);
3526
3527 return 0;
3528}
3529EXPORT_SYMBOL(ath10k_core_register);
3530
3531void ath10k_core_unregister(struct ath10k *ar)
3532{
3533 cancel_work_sync(&ar->register_work);
3534
3535 if (!test_bit(ATH10K_FLAG_CORE_REGISTERED, &ar->dev_flags))
3536 return;
3537
3538 ath10k_thermal_unregister(ar);
3539 /* Stop spectral before unregistering from mac80211 to remove the
3540 * relayfs debugfs file cleanly. Otherwise the parent debugfs tree
3541 * would be already be free'd recursively, leading to a double free.
3542 */
3543 ath10k_spectral_destroy(ar);
3544
3545 /* We must unregister from mac80211 before we stop HTC and HIF.
3546 * Otherwise we will fail to submit commands to FW and mac80211 will be
3547 * unhappy about callback failures.
3548 */
3549 ath10k_mac_unregister(ar);
3550
3551 ath10k_testmode_destroy(ar);
3552
3553 ath10k_core_free_firmware_files(ar);
3554 ath10k_core_free_board_files(ar);
3555
3556 ath10k_debug_unregister(ar);
3557}
3558EXPORT_SYMBOL(ath10k_core_unregister);
3559
3560struct ath10k *ath10k_core_create(size_t priv_size, struct device *dev,
3561 enum ath10k_bus bus,
3562 enum ath10k_hw_rev hw_rev,
3563 const struct ath10k_hif_ops *hif_ops)
3564{
3565 struct ath10k *ar;
3566 int ret;
3567
3568 ar = ath10k_mac_create(priv_size);
3569 if (!ar)
3570 return NULL;
3571
3572 ar->ath_common.priv = ar;
3573 ar->ath_common.hw = ar->hw;
3574 ar->dev = dev;
3575 ar->hw_rev = hw_rev;
3576 ar->hif.ops = hif_ops;
3577 ar->hif.bus = bus;
3578
3579 switch (hw_rev) {
3580 case ATH10K_HW_QCA988X:
3581 case ATH10K_HW_QCA9887:
3582 ar->regs = &qca988x_regs;
3583 ar->hw_ce_regs = &qcax_ce_regs;
3584 ar->hw_values = &qca988x_values;
3585 break;
3586 case ATH10K_HW_QCA6174:
3587 case ATH10K_HW_QCA9377:
3588 ar->regs = &qca6174_regs;
3589 ar->hw_ce_regs = &qcax_ce_regs;
3590 ar->hw_values = &qca6174_values;
3591 break;
3592 case ATH10K_HW_QCA99X0:
3593 case ATH10K_HW_QCA9984:
3594 ar->regs = &qca99x0_regs;
3595 ar->hw_ce_regs = &qcax_ce_regs;
3596 ar->hw_values = &qca99x0_values;
3597 break;
3598 case ATH10K_HW_QCA9888:
3599 ar->regs = &qca99x0_regs;
3600 ar->hw_ce_regs = &qcax_ce_regs;
3601 ar->hw_values = &qca9888_values;
3602 break;
3603 case ATH10K_HW_QCA4019:
3604 ar->regs = &qca4019_regs;
3605 ar->hw_ce_regs = &qcax_ce_regs;
3606 ar->hw_values = &qca4019_values;
3607 break;
3608 case ATH10K_HW_WCN3990:
3609 ar->regs = &wcn3990_regs;
3610 ar->hw_ce_regs = &wcn3990_ce_regs;
3611 ar->hw_values = &wcn3990_values;
3612 break;
3613 default:
3614 ath10k_err(ar, "unsupported core hardware revision %d\n",
3615 hw_rev);
3616 ret = -ENOTSUPP;
3617 goto err_free_mac;
3618 }
3619
3620 init_completion(&ar->scan.started);
3621 init_completion(&ar->scan.completed);
3622 init_completion(&ar->scan.on_channel);
3623 init_completion(&ar->target_suspend);
3624 init_completion(&ar->driver_recovery);
3625 init_completion(&ar->wow.wakeup_completed);
3626
3627 init_completion(&ar->install_key_done);
3628 init_completion(&ar->vdev_setup_done);
3629 init_completion(&ar->vdev_delete_done);
3630 init_completion(&ar->thermal.wmi_sync);
3631 init_completion(&ar->bss_survey_done);
3632 init_completion(&ar->peer_delete_done);
3633 init_completion(&ar->peer_stats_info_complete);
3634
3635 INIT_DELAYED_WORK(&ar->scan.timeout, ath10k_scan_timeout_work);
3636
3637 ar->workqueue = create_singlethread_workqueue("ath10k_wq");
3638 if (!ar->workqueue)
3639 goto err_free_mac;
3640
3641 ar->workqueue_aux = create_singlethread_workqueue("ath10k_aux_wq");
3642 if (!ar->workqueue_aux)
3643 goto err_free_wq;
3644
3645 ar->workqueue_tx_complete =
3646 create_singlethread_workqueue("ath10k_tx_complete_wq");
3647 if (!ar->workqueue_tx_complete)
3648 goto err_free_aux_wq;
3649
3650 mutex_init(&ar->conf_mutex);
3651 mutex_init(&ar->dump_mutex);
3652 spin_lock_init(&ar->data_lock);
3653
3654 for (int ac = 0; ac < IEEE80211_NUM_ACS; ac++)
3655 spin_lock_init(&ar->queue_lock[ac]);
3656
3657 INIT_LIST_HEAD(&ar->peers);
3658 init_waitqueue_head(&ar->peer_mapping_wq);
3659 init_waitqueue_head(&ar->htt.empty_tx_wq);
3660 init_waitqueue_head(&ar->wmi.tx_credits_wq);
3661
3662 skb_queue_head_init(&ar->htt.rx_indication_head);
3663
3664 init_completion(&ar->offchan_tx_completed);
3665 INIT_WORK(&ar->offchan_tx_work, ath10k_offchan_tx_work);
3666 skb_queue_head_init(&ar->offchan_tx_queue);
3667
3668 INIT_WORK(&ar->wmi_mgmt_tx_work, ath10k_mgmt_over_wmi_tx_work);
3669 skb_queue_head_init(&ar->wmi_mgmt_tx_queue);
3670
3671 INIT_WORK(&ar->register_work, ath10k_core_register_work);
3672 INIT_WORK(&ar->restart_work, ath10k_core_restart);
3673 INIT_WORK(&ar->set_coverage_class_work,
3674 ath10k_core_set_coverage_class_work);
3675
3676 init_dummy_netdev(&ar->napi_dev);
3677
3678 ret = ath10k_coredump_create(ar);
3679 if (ret)
3680 goto err_free_tx_complete;
3681
3682 ret = ath10k_debug_create(ar);
3683 if (ret)
3684 goto err_free_coredump;
3685
3686 return ar;
3687
3688err_free_coredump:
3689 ath10k_coredump_destroy(ar);
3690err_free_tx_complete:
3691 destroy_workqueue(ar->workqueue_tx_complete);
3692err_free_aux_wq:
3693 destroy_workqueue(ar->workqueue_aux);
3694err_free_wq:
3695 destroy_workqueue(ar->workqueue);
3696err_free_mac:
3697 ath10k_mac_destroy(ar);
3698
3699 return NULL;
3700}
3701EXPORT_SYMBOL(ath10k_core_create);
3702
3703void ath10k_core_destroy(struct ath10k *ar)
3704{
3705 destroy_workqueue(ar->workqueue);
3706
3707 destroy_workqueue(ar->workqueue_aux);
3708
3709 destroy_workqueue(ar->workqueue_tx_complete);
3710
3711 ath10k_debug_destroy(ar);
3712 ath10k_coredump_destroy(ar);
3713 ath10k_htt_tx_destroy(&ar->htt);
3714 ath10k_wmi_free_host_mem(ar);
3715 ath10k_mac_destroy(ar);
3716}
3717EXPORT_SYMBOL(ath10k_core_destroy);
3718
3719MODULE_AUTHOR("Qualcomm Atheros");
3720MODULE_DESCRIPTION("Core module for Qualcomm Atheros 802.11ac wireless LAN cards.");
3721MODULE_LICENSE("Dual BSD/GPL");
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 },
94 {
95 .id = QCA988X_HW_2_0_VERSION,
96 .dev_id = QCA988X_2_0_DEVICE_ID_UBNT,
97 .name = "qca988x hw2.0 ubiquiti",
98 .patch_load_addr = QCA988X_HW_2_0_PATCH_LOAD_ADDR,
99 .uart_pin = 7,
100 .cc_wraparound_type = ATH10K_HW_CC_WRAP_SHIFTED_ALL,
101 .otp_exe_param = 0,
102 .channel_counters_freq_hz = 88000,
103 .max_probe_resp_desc_thres = 0,
104 .cal_data_len = 2116,
105 .fw = {
106 .dir = QCA988X_HW_2_0_FW_DIR,
107 .board = QCA988X_HW_2_0_BOARD_DATA_FILE,
108 .board_size = QCA988X_BOARD_DATA_SZ,
109 .board_ext_size = QCA988X_BOARD_EXT_DATA_SZ,
110 },
111 .hw_ops = &qca988x_ops,
112 .decap_align_bytes = 4,
113 .spectral_bin_discard = 0,
114 .spectral_bin_offset = 0,
115 .vht160_mcs_rx_highest = 0,
116 .vht160_mcs_tx_highest = 0,
117 .n_cipher_suites = 8,
118 .ast_skid_limit = 0x10,
119 .num_wds_entries = 0x20,
120 .target_64bit = false,
121 .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL,
122 .per_ce_irq = false,
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 },
129 {
130 .id = QCA9887_HW_1_0_VERSION,
131 .dev_id = QCA9887_1_0_DEVICE_ID,
132 .bus = ATH10K_BUS_PCI,
133 .name = "qca9887 hw1.0",
134 .patch_load_addr = QCA9887_HW_1_0_PATCH_LOAD_ADDR,
135 .uart_pin = 7,
136 .cc_wraparound_type = ATH10K_HW_CC_WRAP_SHIFTED_ALL,
137 .otp_exe_param = 0,
138 .channel_counters_freq_hz = 88000,
139 .max_probe_resp_desc_thres = 0,
140 .cal_data_len = 2116,
141 .fw = {
142 .dir = QCA9887_HW_1_0_FW_DIR,
143 .board = QCA9887_HW_1_0_BOARD_DATA_FILE,
144 .board_size = QCA9887_BOARD_DATA_SZ,
145 .board_ext_size = QCA9887_BOARD_EXT_DATA_SZ,
146 },
147 .hw_ops = &qca988x_ops,
148 .decap_align_bytes = 4,
149 .spectral_bin_discard = 0,
150 .spectral_bin_offset = 0,
151 .vht160_mcs_rx_highest = 0,
152 .vht160_mcs_tx_highest = 0,
153 .n_cipher_suites = 8,
154 .ast_skid_limit = 0x10,
155 .num_wds_entries = 0x20,
156 .target_64bit = false,
157 .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL,
158 .per_ce_irq = false,
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 },
165 {
166 .id = QCA6174_HW_3_2_VERSION,
167 .dev_id = QCA6174_3_2_DEVICE_ID,
168 .bus = ATH10K_BUS_SDIO,
169 .name = "qca6174 hw3.2 sdio",
170 .patch_load_addr = QCA6174_HW_3_0_PATCH_LOAD_ADDR,
171 .uart_pin = 19,
172 .otp_exe_param = 0,
173 .channel_counters_freq_hz = 88000,
174 .max_probe_resp_desc_thres = 0,
175 .cal_data_len = 0,
176 .fw = {
177 .dir = QCA6174_HW_3_0_FW_DIR,
178 .board = QCA6174_HW_3_0_BOARD_DATA_FILE,
179 .board_size = QCA6174_BOARD_DATA_SZ,
180 .board_ext_size = QCA6174_BOARD_EXT_DATA_SZ,
181 },
182 .hw_ops = &qca6174_sdio_ops,
183 .hw_clk = qca6174_clk,
184 .target_cpu_freq = 176000000,
185 .decap_align_bytes = 4,
186 .n_cipher_suites = 8,
187 .num_peers = 10,
188 .ast_skid_limit = 0x10,
189 .num_wds_entries = 0x20,
190 .uart_pin_workaround = true,
191 .tx_stats_over_pktlog = false,
192 .bmi_large_size_download = true,
193 .supports_peer_stats_info = true,
194 },
195 {
196 .id = QCA6174_HW_2_1_VERSION,
197 .dev_id = QCA6164_2_1_DEVICE_ID,
198 .bus = ATH10K_BUS_PCI,
199 .name = "qca6164 hw2.1",
200 .patch_load_addr = QCA6174_HW_2_1_PATCH_LOAD_ADDR,
201 .uart_pin = 6,
202 .otp_exe_param = 0,
203 .channel_counters_freq_hz = 88000,
204 .max_probe_resp_desc_thres = 0,
205 .cal_data_len = 8124,
206 .fw = {
207 .dir = QCA6174_HW_2_1_FW_DIR,
208 .board = QCA6174_HW_2_1_BOARD_DATA_FILE,
209 .board_size = QCA6174_BOARD_DATA_SZ,
210 .board_ext_size = QCA6174_BOARD_EXT_DATA_SZ,
211 },
212 .hw_ops = &qca988x_ops,
213 .decap_align_bytes = 4,
214 .spectral_bin_discard = 0,
215 .spectral_bin_offset = 0,
216 .vht160_mcs_rx_highest = 0,
217 .vht160_mcs_tx_highest = 0,
218 .n_cipher_suites = 8,
219 .ast_skid_limit = 0x10,
220 .num_wds_entries = 0x20,
221 .target_64bit = false,
222 .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL,
223 .per_ce_irq = false,
224 .shadow_reg_support = false,
225 .rri_on_ddr = false,
226 .hw_filter_reset_required = true,
227 .fw_diag_ce_download = false,
228 .tx_stats_over_pktlog = false,
229 },
230 {
231 .id = QCA6174_HW_2_1_VERSION,
232 .dev_id = QCA6174_2_1_DEVICE_ID,
233 .bus = ATH10K_BUS_PCI,
234 .name = "qca6174 hw2.1",
235 .patch_load_addr = QCA6174_HW_2_1_PATCH_LOAD_ADDR,
236 .uart_pin = 6,
237 .otp_exe_param = 0,
238 .channel_counters_freq_hz = 88000,
239 .max_probe_resp_desc_thres = 0,
240 .cal_data_len = 8124,
241 .fw = {
242 .dir = QCA6174_HW_2_1_FW_DIR,
243 .board = QCA6174_HW_2_1_BOARD_DATA_FILE,
244 .board_size = QCA6174_BOARD_DATA_SZ,
245 .board_ext_size = QCA6174_BOARD_EXT_DATA_SZ,
246 },
247 .hw_ops = &qca988x_ops,
248 .decap_align_bytes = 4,
249 .spectral_bin_discard = 0,
250 .spectral_bin_offset = 0,
251 .vht160_mcs_rx_highest = 0,
252 .vht160_mcs_tx_highest = 0,
253 .n_cipher_suites = 8,
254 .ast_skid_limit = 0x10,
255 .num_wds_entries = 0x20,
256 .target_64bit = false,
257 .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL,
258 .per_ce_irq = false,
259 .shadow_reg_support = false,
260 .rri_on_ddr = false,
261 .hw_filter_reset_required = true,
262 .fw_diag_ce_download = false,
263 .tx_stats_over_pktlog = false,
264 },
265 {
266 .id = QCA6174_HW_3_0_VERSION,
267 .dev_id = QCA6174_2_1_DEVICE_ID,
268 .bus = ATH10K_BUS_PCI,
269 .name = "qca6174 hw3.0",
270 .patch_load_addr = QCA6174_HW_3_0_PATCH_LOAD_ADDR,
271 .uart_pin = 6,
272 .otp_exe_param = 0,
273 .channel_counters_freq_hz = 88000,
274 .max_probe_resp_desc_thres = 0,
275 .cal_data_len = 8124,
276 .fw = {
277 .dir = QCA6174_HW_3_0_FW_DIR,
278 .board = QCA6174_HW_3_0_BOARD_DATA_FILE,
279 .board_size = QCA6174_BOARD_DATA_SZ,
280 .board_ext_size = QCA6174_BOARD_EXT_DATA_SZ,
281 },
282 .hw_ops = &qca988x_ops,
283 .decap_align_bytes = 4,
284 .spectral_bin_discard = 0,
285 .spectral_bin_offset = 0,
286 .vht160_mcs_rx_highest = 0,
287 .vht160_mcs_tx_highest = 0,
288 .n_cipher_suites = 8,
289 .ast_skid_limit = 0x10,
290 .num_wds_entries = 0x20,
291 .target_64bit = false,
292 .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL,
293 .per_ce_irq = false,
294 .shadow_reg_support = false,
295 .rri_on_ddr = false,
296 .hw_filter_reset_required = true,
297 .fw_diag_ce_download = false,
298 .tx_stats_over_pktlog = false,
299 },
300 {
301 .id = QCA6174_HW_3_2_VERSION,
302 .dev_id = QCA6174_2_1_DEVICE_ID,
303 .bus = ATH10K_BUS_PCI,
304 .name = "qca6174 hw3.2",
305 .patch_load_addr = QCA6174_HW_3_0_PATCH_LOAD_ADDR,
306 .uart_pin = 6,
307 .otp_exe_param = 0,
308 .channel_counters_freq_hz = 88000,
309 .max_probe_resp_desc_thres = 0,
310 .cal_data_len = 8124,
311 .fw = {
312 /* uses same binaries as hw3.0 */
313 .dir = QCA6174_HW_3_0_FW_DIR,
314 .board = QCA6174_HW_3_0_BOARD_DATA_FILE,
315 .board_size = QCA6174_BOARD_DATA_SZ,
316 .board_ext_size = QCA6174_BOARD_EXT_DATA_SZ,
317 },
318 .hw_ops = &qca6174_ops,
319 .hw_clk = qca6174_clk,
320 .target_cpu_freq = 176000000,
321 .decap_align_bytes = 4,
322 .spectral_bin_discard = 0,
323 .spectral_bin_offset = 0,
324 .vht160_mcs_rx_highest = 0,
325 .vht160_mcs_tx_highest = 0,
326 .n_cipher_suites = 8,
327 .ast_skid_limit = 0x10,
328 .num_wds_entries = 0x20,
329 .target_64bit = false,
330 .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL,
331 .per_ce_irq = false,
332 .shadow_reg_support = false,
333 .rri_on_ddr = false,
334 .hw_filter_reset_required = true,
335 .fw_diag_ce_download = true,
336 .tx_stats_over_pktlog = false,
337 },
338 {
339 .id = QCA99X0_HW_2_0_DEV_VERSION,
340 .dev_id = QCA99X0_2_0_DEVICE_ID,
341 .bus = ATH10K_BUS_PCI,
342 .name = "qca99x0 hw2.0",
343 .patch_load_addr = QCA99X0_HW_2_0_PATCH_LOAD_ADDR,
344 .uart_pin = 7,
345 .otp_exe_param = 0x00000700,
346 .continuous_frag_desc = true,
347 .cck_rate_map_rev2 = true,
348 .channel_counters_freq_hz = 150000,
349 .max_probe_resp_desc_thres = 24,
350 .tx_chain_mask = 0xf,
351 .rx_chain_mask = 0xf,
352 .max_spatial_stream = 4,
353 .cal_data_len = 12064,
354 .fw = {
355 .dir = QCA99X0_HW_2_0_FW_DIR,
356 .board = QCA99X0_HW_2_0_BOARD_DATA_FILE,
357 .board_size = QCA99X0_BOARD_DATA_SZ,
358 .board_ext_size = QCA99X0_BOARD_EXT_DATA_SZ,
359 },
360 .sw_decrypt_mcast_mgmt = true,
361 .hw_ops = &qca99x0_ops,
362 .decap_align_bytes = 1,
363 .spectral_bin_discard = 4,
364 .spectral_bin_offset = 0,
365 .vht160_mcs_rx_highest = 0,
366 .vht160_mcs_tx_highest = 0,
367 .n_cipher_suites = 11,
368 .ast_skid_limit = 0x10,
369 .num_wds_entries = 0x20,
370 .target_64bit = false,
371 .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL,
372 .per_ce_irq = false,
373 .shadow_reg_support = false,
374 .rri_on_ddr = false,
375 .hw_filter_reset_required = true,
376 .fw_diag_ce_download = false,
377 .tx_stats_over_pktlog = false,
378 },
379 {
380 .id = QCA9984_HW_1_0_DEV_VERSION,
381 .dev_id = QCA9984_1_0_DEVICE_ID,
382 .bus = ATH10K_BUS_PCI,
383 .name = "qca9984/qca9994 hw1.0",
384 .patch_load_addr = QCA9984_HW_1_0_PATCH_LOAD_ADDR,
385 .uart_pin = 7,
386 .cc_wraparound_type = ATH10K_HW_CC_WRAP_SHIFTED_EACH,
387 .otp_exe_param = 0x00000700,
388 .continuous_frag_desc = true,
389 .cck_rate_map_rev2 = true,
390 .channel_counters_freq_hz = 150000,
391 .max_probe_resp_desc_thres = 24,
392 .tx_chain_mask = 0xf,
393 .rx_chain_mask = 0xf,
394 .max_spatial_stream = 4,
395 .cal_data_len = 12064,
396 .fw = {
397 .dir = QCA9984_HW_1_0_FW_DIR,
398 .board = QCA9984_HW_1_0_BOARD_DATA_FILE,
399 .eboard = QCA9984_HW_1_0_EBOARD_DATA_FILE,
400 .board_size = QCA99X0_BOARD_DATA_SZ,
401 .board_ext_size = QCA99X0_BOARD_EXT_DATA_SZ,
402 .ext_board_size = QCA99X0_EXT_BOARD_DATA_SZ,
403 },
404 .sw_decrypt_mcast_mgmt = true,
405 .hw_ops = &qca99x0_ops,
406 .decap_align_bytes = 1,
407 .spectral_bin_discard = 12,
408 .spectral_bin_offset = 8,
409
410 /* Can do only 2x2 VHT160 or 80+80. 1560Mbps is 4x4 80Mhz
411 * or 2x2 160Mhz, long-guard-interval.
412 */
413 .vht160_mcs_rx_highest = 1560,
414 .vht160_mcs_tx_highest = 1560,
415 .n_cipher_suites = 11,
416 .ast_skid_limit = 0x10,
417 .num_wds_entries = 0x20,
418 .target_64bit = false,
419 .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL,
420 .per_ce_irq = false,
421 .shadow_reg_support = false,
422 .rri_on_ddr = false,
423 .hw_filter_reset_required = true,
424 .fw_diag_ce_download = false,
425 .tx_stats_over_pktlog = false,
426 },
427 {
428 .id = QCA9888_HW_2_0_DEV_VERSION,
429 .dev_id = QCA9888_2_0_DEVICE_ID,
430 .bus = ATH10K_BUS_PCI,
431 .name = "qca9888 hw2.0",
432 .patch_load_addr = QCA9888_HW_2_0_PATCH_LOAD_ADDR,
433 .uart_pin = 7,
434 .cc_wraparound_type = ATH10K_HW_CC_WRAP_SHIFTED_EACH,
435 .otp_exe_param = 0x00000700,
436 .continuous_frag_desc = true,
437 .channel_counters_freq_hz = 150000,
438 .max_probe_resp_desc_thres = 24,
439 .tx_chain_mask = 3,
440 .rx_chain_mask = 3,
441 .max_spatial_stream = 2,
442 .cal_data_len = 12064,
443 .fw = {
444 .dir = QCA9888_HW_2_0_FW_DIR,
445 .board = QCA9888_HW_2_0_BOARD_DATA_FILE,
446 .board_size = QCA99X0_BOARD_DATA_SZ,
447 .board_ext_size = QCA99X0_BOARD_EXT_DATA_SZ,
448 },
449 .sw_decrypt_mcast_mgmt = true,
450 .hw_ops = &qca99x0_ops,
451 .decap_align_bytes = 1,
452 .spectral_bin_discard = 12,
453 .spectral_bin_offset = 8,
454
455 /* Can do only 1x1 VHT160 or 80+80. 780Mbps is 2x2 80Mhz or
456 * 1x1 160Mhz, long-guard-interval.
457 */
458 .vht160_mcs_rx_highest = 780,
459 .vht160_mcs_tx_highest = 780,
460 .n_cipher_suites = 11,
461 .ast_skid_limit = 0x10,
462 .num_wds_entries = 0x20,
463 .target_64bit = false,
464 .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL,
465 .per_ce_irq = false,
466 .shadow_reg_support = false,
467 .rri_on_ddr = false,
468 .hw_filter_reset_required = true,
469 .fw_diag_ce_download = false,
470 .tx_stats_over_pktlog = false,
471 },
472 {
473 .id = QCA9377_HW_1_0_DEV_VERSION,
474 .dev_id = QCA9377_1_0_DEVICE_ID,
475 .bus = ATH10K_BUS_PCI,
476 .name = "qca9377 hw1.0",
477 .patch_load_addr = QCA9377_HW_1_0_PATCH_LOAD_ADDR,
478 .uart_pin = 6,
479 .otp_exe_param = 0,
480 .channel_counters_freq_hz = 88000,
481 .max_probe_resp_desc_thres = 0,
482 .cal_data_len = 8124,
483 .fw = {
484 .dir = QCA9377_HW_1_0_FW_DIR,
485 .board = QCA9377_HW_1_0_BOARD_DATA_FILE,
486 .board_size = QCA9377_BOARD_DATA_SZ,
487 .board_ext_size = QCA9377_BOARD_EXT_DATA_SZ,
488 },
489 .hw_ops = &qca988x_ops,
490 .decap_align_bytes = 4,
491 .spectral_bin_discard = 0,
492 .spectral_bin_offset = 0,
493 .vht160_mcs_rx_highest = 0,
494 .vht160_mcs_tx_highest = 0,
495 .n_cipher_suites = 8,
496 .ast_skid_limit = 0x10,
497 .num_wds_entries = 0x20,
498 .target_64bit = false,
499 .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL,
500 .per_ce_irq = false,
501 .shadow_reg_support = false,
502 .rri_on_ddr = false,
503 .hw_filter_reset_required = true,
504 .fw_diag_ce_download = false,
505 .tx_stats_over_pktlog = false,
506 },
507 {
508 .id = QCA9377_HW_1_1_DEV_VERSION,
509 .dev_id = QCA9377_1_0_DEVICE_ID,
510 .bus = ATH10K_BUS_PCI,
511 .name = "qca9377 hw1.1",
512 .patch_load_addr = QCA9377_HW_1_0_PATCH_LOAD_ADDR,
513 .uart_pin = 6,
514 .otp_exe_param = 0,
515 .channel_counters_freq_hz = 88000,
516 .max_probe_resp_desc_thres = 0,
517 .cal_data_len = 8124,
518 .fw = {
519 .dir = QCA9377_HW_1_0_FW_DIR,
520 .board = QCA9377_HW_1_0_BOARD_DATA_FILE,
521 .board_size = QCA9377_BOARD_DATA_SZ,
522 .board_ext_size = QCA9377_BOARD_EXT_DATA_SZ,
523 },
524 .hw_ops = &qca6174_ops,
525 .hw_clk = qca6174_clk,
526 .target_cpu_freq = 176000000,
527 .decap_align_bytes = 4,
528 .spectral_bin_discard = 0,
529 .spectral_bin_offset = 0,
530 .vht160_mcs_rx_highest = 0,
531 .vht160_mcs_tx_highest = 0,
532 .n_cipher_suites = 8,
533 .ast_skid_limit = 0x10,
534 .num_wds_entries = 0x20,
535 .target_64bit = false,
536 .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL,
537 .per_ce_irq = false,
538 .shadow_reg_support = false,
539 .rri_on_ddr = false,
540 .hw_filter_reset_required = true,
541 .fw_diag_ce_download = true,
542 .tx_stats_over_pktlog = false,
543 },
544 {
545 .id = QCA9377_HW_1_1_DEV_VERSION,
546 .dev_id = QCA9377_1_0_DEVICE_ID,
547 .bus = ATH10K_BUS_SDIO,
548 .name = "qca9377 hw1.1 sdio",
549 .patch_load_addr = QCA9377_HW_1_0_PATCH_LOAD_ADDR,
550 .uart_pin = 19,
551 .otp_exe_param = 0,
552 .channel_counters_freq_hz = 88000,
553 .max_probe_resp_desc_thres = 0,
554 .cal_data_len = 8124,
555 .fw = {
556 .dir = QCA9377_HW_1_0_FW_DIR,
557 .board = QCA9377_HW_1_0_BOARD_DATA_FILE,
558 .board_size = QCA9377_BOARD_DATA_SZ,
559 .board_ext_size = QCA9377_BOARD_EXT_DATA_SZ,
560 },
561 .hw_ops = &qca6174_ops,
562 .hw_clk = qca6174_clk,
563 .target_cpu_freq = 176000000,
564 .decap_align_bytes = 4,
565 .n_cipher_suites = 8,
566 .num_peers = TARGET_QCA9377_HL_NUM_PEERS,
567 .ast_skid_limit = 0x10,
568 .num_wds_entries = 0x20,
569 .uart_pin_workaround = true,
570 },
571 {
572 .id = QCA4019_HW_1_0_DEV_VERSION,
573 .dev_id = 0,
574 .bus = ATH10K_BUS_AHB,
575 .name = "qca4019 hw1.0",
576 .patch_load_addr = QCA4019_HW_1_0_PATCH_LOAD_ADDR,
577 .uart_pin = 7,
578 .cc_wraparound_type = ATH10K_HW_CC_WRAP_SHIFTED_EACH,
579 .otp_exe_param = 0x0010000,
580 .continuous_frag_desc = true,
581 .cck_rate_map_rev2 = true,
582 .channel_counters_freq_hz = 125000,
583 .max_probe_resp_desc_thres = 24,
584 .tx_chain_mask = 0x3,
585 .rx_chain_mask = 0x3,
586 .max_spatial_stream = 2,
587 .cal_data_len = 12064,
588 .fw = {
589 .dir = QCA4019_HW_1_0_FW_DIR,
590 .board = QCA4019_HW_1_0_BOARD_DATA_FILE,
591 .board_size = QCA4019_BOARD_DATA_SZ,
592 .board_ext_size = QCA4019_BOARD_EXT_DATA_SZ,
593 },
594 .sw_decrypt_mcast_mgmt = true,
595 .hw_ops = &qca99x0_ops,
596 .decap_align_bytes = 1,
597 .spectral_bin_discard = 4,
598 .spectral_bin_offset = 0,
599 .vht160_mcs_rx_highest = 0,
600 .vht160_mcs_tx_highest = 0,
601 .n_cipher_suites = 11,
602 .ast_skid_limit = 0x10,
603 .num_wds_entries = 0x20,
604 .target_64bit = false,
605 .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL,
606 .per_ce_irq = false,
607 .shadow_reg_support = false,
608 .rri_on_ddr = false,
609 .hw_filter_reset_required = true,
610 .fw_diag_ce_download = false,
611 .tx_stats_over_pktlog = false,
612 },
613 {
614 .id = WCN3990_HW_1_0_DEV_VERSION,
615 .dev_id = 0,
616 .bus = ATH10K_BUS_SNOC,
617 .name = "wcn3990 hw1.0",
618 .continuous_frag_desc = true,
619 .tx_chain_mask = 0x7,
620 .rx_chain_mask = 0x7,
621 .max_spatial_stream = 4,
622 .fw = {
623 .dir = WCN3990_HW_1_0_FW_DIR,
624 },
625 .sw_decrypt_mcast_mgmt = true,
626 .hw_ops = &wcn3990_ops,
627 .decap_align_bytes = 1,
628 .num_peers = TARGET_HL_TLV_NUM_PEERS,
629 .n_cipher_suites = 11,
630 .ast_skid_limit = TARGET_HL_TLV_AST_SKID_LIMIT,
631 .num_wds_entries = TARGET_HL_TLV_NUM_WDS_ENTRIES,
632 .target_64bit = true,
633 .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL_DUAL_MAC,
634 .per_ce_irq = true,
635 .shadow_reg_support = true,
636 .rri_on_ddr = true,
637 .hw_filter_reset_required = false,
638 .fw_diag_ce_download = false,
639 .tx_stats_over_pktlog = false,
640 },
641};
642
643static const char *const ath10k_core_fw_feature_str[] = {
644 [ATH10K_FW_FEATURE_EXT_WMI_MGMT_RX] = "wmi-mgmt-rx",
645 [ATH10K_FW_FEATURE_WMI_10X] = "wmi-10.x",
646 [ATH10K_FW_FEATURE_HAS_WMI_MGMT_TX] = "has-wmi-mgmt-tx",
647 [ATH10K_FW_FEATURE_NO_P2P] = "no-p2p",
648 [ATH10K_FW_FEATURE_WMI_10_2] = "wmi-10.2",
649 [ATH10K_FW_FEATURE_MULTI_VIF_PS_SUPPORT] = "multi-vif-ps",
650 [ATH10K_FW_FEATURE_WOWLAN_SUPPORT] = "wowlan",
651 [ATH10K_FW_FEATURE_IGNORE_OTP_RESULT] = "ignore-otp",
652 [ATH10K_FW_FEATURE_NO_NWIFI_DECAP_4ADDR_PADDING] = "no-4addr-pad",
653 [ATH10K_FW_FEATURE_SUPPORTS_SKIP_CLOCK_INIT] = "skip-clock-init",
654 [ATH10K_FW_FEATURE_RAW_MODE_SUPPORT] = "raw-mode",
655 [ATH10K_FW_FEATURE_SUPPORTS_ADAPTIVE_CCA] = "adaptive-cca",
656 [ATH10K_FW_FEATURE_MFP_SUPPORT] = "mfp",
657 [ATH10K_FW_FEATURE_PEER_FLOW_CONTROL] = "peer-flow-ctrl",
658 [ATH10K_FW_FEATURE_BTCOEX_PARAM] = "btcoex-param",
659 [ATH10K_FW_FEATURE_SKIP_NULL_FUNC_WAR] = "skip-null-func-war",
660 [ATH10K_FW_FEATURE_ALLOWS_MESH_BCAST] = "allows-mesh-bcast",
661 [ATH10K_FW_FEATURE_NO_PS] = "no-ps",
662 [ATH10K_FW_FEATURE_MGMT_TX_BY_REF] = "mgmt-tx-by-reference",
663 [ATH10K_FW_FEATURE_NON_BMI] = "non-bmi",
664 [ATH10K_FW_FEATURE_SINGLE_CHAN_INFO_PER_CHANNEL] = "single-chan-info-per-channel",
665 [ATH10K_FW_FEATURE_PEER_FIXED_RATE] = "peer-fixed-rate",
666};
667
668static unsigned int ath10k_core_get_fw_feature_str(char *buf,
669 size_t buf_len,
670 enum ath10k_fw_features feat)
671{
672 /* make sure that ath10k_core_fw_feature_str[] gets updated */
673 BUILD_BUG_ON(ARRAY_SIZE(ath10k_core_fw_feature_str) !=
674 ATH10K_FW_FEATURE_COUNT);
675
676 if (feat >= ARRAY_SIZE(ath10k_core_fw_feature_str) ||
677 WARN_ON(!ath10k_core_fw_feature_str[feat])) {
678 return scnprintf(buf, buf_len, "bit%d", feat);
679 }
680
681 return scnprintf(buf, buf_len, "%s", ath10k_core_fw_feature_str[feat]);
682}
683
684void ath10k_core_get_fw_features_str(struct ath10k *ar,
685 char *buf,
686 size_t buf_len)
687{
688 size_t len = 0;
689 int i;
690
691 for (i = 0; i < ATH10K_FW_FEATURE_COUNT; i++) {
692 if (test_bit(i, ar->normal_mode_fw.fw_file.fw_features)) {
693 if (len > 0)
694 len += scnprintf(buf + len, buf_len - len, ",");
695
696 len += ath10k_core_get_fw_feature_str(buf + len,
697 buf_len - len,
698 i);
699 }
700 }
701}
702
703static void ath10k_send_suspend_complete(struct ath10k *ar)
704{
705 ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot suspend complete\n");
706
707 complete(&ar->target_suspend);
708}
709
710static int ath10k_init_sdio(struct ath10k *ar, enum ath10k_firmware_mode mode)
711{
712 int ret;
713 u32 param = 0;
714
715 ret = ath10k_bmi_write32(ar, hi_mbox_io_block_sz, 256);
716 if (ret)
717 return ret;
718
719 ret = ath10k_bmi_write32(ar, hi_mbox_isr_yield_limit, 99);
720 if (ret)
721 return ret;
722
723 ret = ath10k_bmi_read32(ar, hi_acs_flags, ¶m);
724 if (ret)
725 return ret;
726
727 param |= HI_ACS_FLAGS_SDIO_REDUCE_TX_COMPL_SET;
728
729 if (mode == ATH10K_FIRMWARE_MODE_NORMAL)
730 param |= HI_ACS_FLAGS_ALT_DATA_CREDIT_SIZE;
731 else
732 param &= ~HI_ACS_FLAGS_ALT_DATA_CREDIT_SIZE;
733
734 if (mode == ATH10K_FIRMWARE_MODE_UTF)
735 param &= ~HI_ACS_FLAGS_SDIO_SWAP_MAILBOX_SET;
736 else
737 param |= HI_ACS_FLAGS_SDIO_SWAP_MAILBOX_SET;
738
739 ret = ath10k_bmi_write32(ar, hi_acs_flags, param);
740 if (ret)
741 return ret;
742
743 return 0;
744}
745
746static int ath10k_init_configure_target(struct ath10k *ar)
747{
748 u32 param_host;
749 int ret;
750
751 /* tell target which HTC version it is used*/
752 ret = ath10k_bmi_write32(ar, hi_app_host_interest,
753 HTC_PROTOCOL_VERSION);
754 if (ret) {
755 ath10k_err(ar, "settings HTC version failed\n");
756 return ret;
757 }
758
759 /* set the firmware mode to STA/IBSS/AP */
760 ret = ath10k_bmi_read32(ar, hi_option_flag, ¶m_host);
761 if (ret) {
762 ath10k_err(ar, "setting firmware mode (1/2) failed\n");
763 return ret;
764 }
765
766 /* TODO following parameters need to be re-visited. */
767 /* num_device */
768 param_host |= (1 << HI_OPTION_NUM_DEV_SHIFT);
769 /* Firmware mode */
770 /* FIXME: Why FW_MODE_AP ??.*/
771 param_host |= (HI_OPTION_FW_MODE_AP << HI_OPTION_FW_MODE_SHIFT);
772 /* mac_addr_method */
773 param_host |= (1 << HI_OPTION_MAC_ADDR_METHOD_SHIFT);
774 /* firmware_bridge */
775 param_host |= (0 << HI_OPTION_FW_BRIDGE_SHIFT);
776 /* fwsubmode */
777 param_host |= (0 << HI_OPTION_FW_SUBMODE_SHIFT);
778
779 ret = ath10k_bmi_write32(ar, hi_option_flag, param_host);
780 if (ret) {
781 ath10k_err(ar, "setting firmware mode (2/2) failed\n");
782 return ret;
783 }
784
785 /* We do all byte-swapping on the host */
786 ret = ath10k_bmi_write32(ar, hi_be, 0);
787 if (ret) {
788 ath10k_err(ar, "setting host CPU BE mode failed\n");
789 return ret;
790 }
791
792 /* FW descriptor/Data swap flags */
793 ret = ath10k_bmi_write32(ar, hi_fw_swap, 0);
794
795 if (ret) {
796 ath10k_err(ar, "setting FW data/desc swap flags failed\n");
797 return ret;
798 }
799
800 /* Some devices have a special sanity check that verifies the PCI
801 * Device ID is written to this host interest var. It is known to be
802 * required to boot QCA6164.
803 */
804 ret = ath10k_bmi_write32(ar, hi_hci_uart_pwr_mgmt_params_ext,
805 ar->dev_id);
806 if (ret) {
807 ath10k_err(ar, "failed to set pwr_mgmt_params: %d\n", ret);
808 return ret;
809 }
810
811 return 0;
812}
813
814static const struct firmware *ath10k_fetch_fw_file(struct ath10k *ar,
815 const char *dir,
816 const char *file)
817{
818 char filename[100];
819 const struct firmware *fw;
820 int ret;
821
822 if (file == NULL)
823 return ERR_PTR(-ENOENT);
824
825 if (dir == NULL)
826 dir = ".";
827
828 snprintf(filename, sizeof(filename), "%s/%s", dir, file);
829 ret = firmware_request_nowarn(&fw, filename, ar->dev);
830 ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot fw request '%s': %d\n",
831 filename, ret);
832
833 if (ret)
834 return ERR_PTR(ret);
835
836 return fw;
837}
838
839static int ath10k_push_board_ext_data(struct ath10k *ar, const void *data,
840 size_t data_len)
841{
842 u32 board_data_size = ar->hw_params.fw.board_size;
843 u32 board_ext_data_size = ar->hw_params.fw.board_ext_size;
844 u32 board_ext_data_addr;
845 int ret;
846
847 ret = ath10k_bmi_read32(ar, hi_board_ext_data, &board_ext_data_addr);
848 if (ret) {
849 ath10k_err(ar, "could not read board ext data addr (%d)\n",
850 ret);
851 return ret;
852 }
853
854 ath10k_dbg(ar, ATH10K_DBG_BOOT,
855 "boot push board extended data addr 0x%x\n",
856 board_ext_data_addr);
857
858 if (board_ext_data_addr == 0)
859 return 0;
860
861 if (data_len != (board_data_size + board_ext_data_size)) {
862 ath10k_err(ar, "invalid board (ext) data sizes %zu != %d+%d\n",
863 data_len, board_data_size, board_ext_data_size);
864 return -EINVAL;
865 }
866
867 ret = ath10k_bmi_write_memory(ar, board_ext_data_addr,
868 data + board_data_size,
869 board_ext_data_size);
870 if (ret) {
871 ath10k_err(ar, "could not write board ext data (%d)\n", ret);
872 return ret;
873 }
874
875 ret = ath10k_bmi_write32(ar, hi_board_ext_data_config,
876 (board_ext_data_size << 16) | 1);
877 if (ret) {
878 ath10k_err(ar, "could not write board ext data bit (%d)\n",
879 ret);
880 return ret;
881 }
882
883 return 0;
884}
885
886static int ath10k_core_get_board_id_from_otp(struct ath10k *ar)
887{
888 u32 result, address;
889 u8 board_id, chip_id;
890 bool ext_bid_support;
891 int ret, bmi_board_id_param;
892
893 address = ar->hw_params.patch_load_addr;
894
895 if (!ar->normal_mode_fw.fw_file.otp_data ||
896 !ar->normal_mode_fw.fw_file.otp_len) {
897 ath10k_warn(ar,
898 "failed to retrieve board id because of invalid otp\n");
899 return -ENODATA;
900 }
901
902 if (ar->id.bmi_ids_valid) {
903 ath10k_dbg(ar, ATH10K_DBG_BOOT,
904 "boot already acquired valid otp board id,skip download, board_id %d chip_id %d\n",
905 ar->id.bmi_board_id, ar->id.bmi_chip_id);
906 goto skip_otp_download;
907 }
908
909 ath10k_dbg(ar, ATH10K_DBG_BOOT,
910 "boot upload otp to 0x%x len %zd for board id\n",
911 address, ar->normal_mode_fw.fw_file.otp_len);
912
913 ret = ath10k_bmi_fast_download(ar, address,
914 ar->normal_mode_fw.fw_file.otp_data,
915 ar->normal_mode_fw.fw_file.otp_len);
916 if (ret) {
917 ath10k_err(ar, "could not write otp for board id check: %d\n",
918 ret);
919 return ret;
920 }
921
922 if (ar->cal_mode == ATH10K_PRE_CAL_MODE_DT ||
923 ar->cal_mode == ATH10K_PRE_CAL_MODE_FILE)
924 bmi_board_id_param = BMI_PARAM_GET_FLASH_BOARD_ID;
925 else
926 bmi_board_id_param = BMI_PARAM_GET_EEPROM_BOARD_ID;
927
928 ret = ath10k_bmi_execute(ar, address, bmi_board_id_param, &result);
929 if (ret) {
930 ath10k_err(ar, "could not execute otp for board id check: %d\n",
931 ret);
932 return ret;
933 }
934
935 board_id = MS(result, ATH10K_BMI_BOARD_ID_FROM_OTP);
936 chip_id = MS(result, ATH10K_BMI_CHIP_ID_FROM_OTP);
937 ext_bid_support = (result & ATH10K_BMI_EXT_BOARD_ID_SUPPORT);
938
939 ath10k_dbg(ar, ATH10K_DBG_BOOT,
940 "boot get otp board id result 0x%08x board_id %d chip_id %d ext_bid_support %d\n",
941 result, board_id, chip_id, ext_bid_support);
942
943 ar->id.ext_bid_supported = ext_bid_support;
944
945 if ((result & ATH10K_BMI_BOARD_ID_STATUS_MASK) != 0 ||
946 (board_id == 0)) {
947 ath10k_dbg(ar, ATH10K_DBG_BOOT,
948 "board id does not exist in otp, ignore it\n");
949 return -EOPNOTSUPP;
950 }
951
952 ar->id.bmi_ids_valid = true;
953 ar->id.bmi_board_id = board_id;
954 ar->id.bmi_chip_id = chip_id;
955
956skip_otp_download:
957
958 return 0;
959}
960
961static void ath10k_core_check_bdfext(const struct dmi_header *hdr, void *data)
962{
963 struct ath10k *ar = data;
964 const char *bdf_ext;
965 const char *magic = ATH10K_SMBIOS_BDF_EXT_MAGIC;
966 u8 bdf_enabled;
967 int i;
968
969 if (hdr->type != ATH10K_SMBIOS_BDF_EXT_TYPE)
970 return;
971
972 if (hdr->length != ATH10K_SMBIOS_BDF_EXT_LENGTH) {
973 ath10k_dbg(ar, ATH10K_DBG_BOOT,
974 "wrong smbios bdf ext type length (%d).\n",
975 hdr->length);
976 return;
977 }
978
979 bdf_enabled = *((u8 *)hdr + ATH10K_SMBIOS_BDF_EXT_OFFSET);
980 if (!bdf_enabled) {
981 ath10k_dbg(ar, ATH10K_DBG_BOOT, "bdf variant name not found.\n");
982 return;
983 }
984
985 /* Only one string exists (per spec) */
986 bdf_ext = (char *)hdr + hdr->length;
987
988 if (memcmp(bdf_ext, magic, strlen(magic)) != 0) {
989 ath10k_dbg(ar, ATH10K_DBG_BOOT,
990 "bdf variant magic does not match.\n");
991 return;
992 }
993
994 for (i = 0; i < strlen(bdf_ext); i++) {
995 if (!isascii(bdf_ext[i]) || !isprint(bdf_ext[i])) {
996 ath10k_dbg(ar, ATH10K_DBG_BOOT,
997 "bdf variant name contains non ascii chars.\n");
998 return;
999 }
1000 }
1001
1002 /* Copy extension name without magic suffix */
1003 if (strscpy(ar->id.bdf_ext, bdf_ext + strlen(magic),
1004 sizeof(ar->id.bdf_ext)) < 0) {
1005 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1006 "bdf variant string is longer than the buffer can accommodate (variant: %s)\n",
1007 bdf_ext);
1008 return;
1009 }
1010
1011 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1012 "found and validated bdf variant smbios_type 0x%x bdf %s\n",
1013 ATH10K_SMBIOS_BDF_EXT_TYPE, bdf_ext);
1014}
1015
1016static int ath10k_core_check_smbios(struct ath10k *ar)
1017{
1018 ar->id.bdf_ext[0] = '\0';
1019 dmi_walk(ath10k_core_check_bdfext, ar);
1020
1021 if (ar->id.bdf_ext[0] == '\0')
1022 return -ENODATA;
1023
1024 return 0;
1025}
1026
1027static int ath10k_core_check_dt(struct ath10k *ar)
1028{
1029 struct device_node *node;
1030 const char *variant = NULL;
1031
1032 node = ar->dev->of_node;
1033 if (!node)
1034 return -ENOENT;
1035
1036 of_property_read_string(node, "qcom,ath10k-calibration-variant",
1037 &variant);
1038 if (!variant)
1039 return -ENODATA;
1040
1041 if (strscpy(ar->id.bdf_ext, variant, sizeof(ar->id.bdf_ext)) < 0)
1042 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1043 "bdf variant string is longer than the buffer can accommodate (variant: %s)\n",
1044 variant);
1045
1046 return 0;
1047}
1048
1049static int ath10k_download_fw(struct ath10k *ar)
1050{
1051 u32 address, data_len;
1052 const void *data;
1053 int ret;
1054 struct pm_qos_request latency_qos;
1055
1056 address = ar->hw_params.patch_load_addr;
1057
1058 data = ar->running_fw->fw_file.firmware_data;
1059 data_len = ar->running_fw->fw_file.firmware_len;
1060
1061 ret = ath10k_swap_code_seg_configure(ar, &ar->running_fw->fw_file);
1062 if (ret) {
1063 ath10k_err(ar, "failed to configure fw code swap: %d\n",
1064 ret);
1065 return ret;
1066 }
1067
1068 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1069 "boot uploading firmware image %pK len %d\n",
1070 data, data_len);
1071
1072 /* Check if device supports to download firmware via
1073 * diag copy engine. Downloading firmware via diag CE
1074 * greatly reduces the time to download firmware.
1075 */
1076 if (ar->hw_params.fw_diag_ce_download) {
1077 ret = ath10k_hw_diag_fast_download(ar, address,
1078 data, data_len);
1079 if (ret == 0)
1080 /* firmware upload via diag ce was successful */
1081 return 0;
1082
1083 ath10k_warn(ar,
1084 "failed to upload firmware via diag ce, trying BMI: %d",
1085 ret);
1086 }
1087
1088 memset(&latency_qos, 0, sizeof(latency_qos));
1089 cpu_latency_qos_add_request(&latency_qos, 0);
1090
1091 ret = ath10k_bmi_fast_download(ar, address, data, data_len);
1092
1093 cpu_latency_qos_remove_request(&latency_qos);
1094
1095 return ret;
1096}
1097
1098void ath10k_core_free_board_files(struct ath10k *ar)
1099{
1100 if (!IS_ERR(ar->normal_mode_fw.board))
1101 release_firmware(ar->normal_mode_fw.board);
1102
1103 if (!IS_ERR(ar->normal_mode_fw.ext_board))
1104 release_firmware(ar->normal_mode_fw.ext_board);
1105
1106 ar->normal_mode_fw.board = NULL;
1107 ar->normal_mode_fw.board_data = NULL;
1108 ar->normal_mode_fw.board_len = 0;
1109 ar->normal_mode_fw.ext_board = NULL;
1110 ar->normal_mode_fw.ext_board_data = NULL;
1111 ar->normal_mode_fw.ext_board_len = 0;
1112}
1113EXPORT_SYMBOL(ath10k_core_free_board_files);
1114
1115static void ath10k_core_free_firmware_files(struct ath10k *ar)
1116{
1117 if (!IS_ERR(ar->normal_mode_fw.fw_file.firmware))
1118 release_firmware(ar->normal_mode_fw.fw_file.firmware);
1119
1120 if (!IS_ERR(ar->cal_file))
1121 release_firmware(ar->cal_file);
1122
1123 if (!IS_ERR(ar->pre_cal_file))
1124 release_firmware(ar->pre_cal_file);
1125
1126 ath10k_swap_code_seg_release(ar, &ar->normal_mode_fw.fw_file);
1127
1128 ar->normal_mode_fw.fw_file.otp_data = NULL;
1129 ar->normal_mode_fw.fw_file.otp_len = 0;
1130
1131 ar->normal_mode_fw.fw_file.firmware = NULL;
1132 ar->normal_mode_fw.fw_file.firmware_data = NULL;
1133 ar->normal_mode_fw.fw_file.firmware_len = 0;
1134
1135 ar->cal_file = NULL;
1136 ar->pre_cal_file = NULL;
1137}
1138
1139static int ath10k_fetch_cal_file(struct ath10k *ar)
1140{
1141 char filename[100];
1142
1143 /* pre-cal-<bus>-<id>.bin */
1144 scnprintf(filename, sizeof(filename), "pre-cal-%s-%s.bin",
1145 ath10k_bus_str(ar->hif.bus), dev_name(ar->dev));
1146
1147 ar->pre_cal_file = ath10k_fetch_fw_file(ar, ATH10K_FW_DIR, filename);
1148 if (!IS_ERR(ar->pre_cal_file))
1149 goto success;
1150
1151 /* cal-<bus>-<id>.bin */
1152 scnprintf(filename, sizeof(filename), "cal-%s-%s.bin",
1153 ath10k_bus_str(ar->hif.bus), dev_name(ar->dev));
1154
1155 ar->cal_file = ath10k_fetch_fw_file(ar, ATH10K_FW_DIR, filename);
1156 if (IS_ERR(ar->cal_file))
1157 /* calibration file is optional, don't print any warnings */
1158 return PTR_ERR(ar->cal_file);
1159success:
1160 ath10k_dbg(ar, ATH10K_DBG_BOOT, "found calibration file %s/%s\n",
1161 ATH10K_FW_DIR, filename);
1162
1163 return 0;
1164}
1165
1166static int ath10k_core_fetch_board_data_api_1(struct ath10k *ar, int bd_ie_type)
1167{
1168 const struct firmware *fw;
1169
1170 if (bd_ie_type == ATH10K_BD_IE_BOARD) {
1171 if (!ar->hw_params.fw.board) {
1172 ath10k_err(ar, "failed to find board file fw entry\n");
1173 return -EINVAL;
1174 }
1175
1176 ar->normal_mode_fw.board = ath10k_fetch_fw_file(ar,
1177 ar->hw_params.fw.dir,
1178 ar->hw_params.fw.board);
1179 if (IS_ERR(ar->normal_mode_fw.board))
1180 return PTR_ERR(ar->normal_mode_fw.board);
1181
1182 ar->normal_mode_fw.board_data = ar->normal_mode_fw.board->data;
1183 ar->normal_mode_fw.board_len = ar->normal_mode_fw.board->size;
1184 } else if (bd_ie_type == ATH10K_BD_IE_BOARD_EXT) {
1185 if (!ar->hw_params.fw.eboard) {
1186 ath10k_err(ar, "failed to find eboard file fw entry\n");
1187 return -EINVAL;
1188 }
1189
1190 fw = ath10k_fetch_fw_file(ar, ar->hw_params.fw.dir,
1191 ar->hw_params.fw.eboard);
1192 ar->normal_mode_fw.ext_board = fw;
1193 if (IS_ERR(ar->normal_mode_fw.ext_board))
1194 return PTR_ERR(ar->normal_mode_fw.ext_board);
1195
1196 ar->normal_mode_fw.ext_board_data = ar->normal_mode_fw.ext_board->data;
1197 ar->normal_mode_fw.ext_board_len = ar->normal_mode_fw.ext_board->size;
1198 }
1199
1200 return 0;
1201}
1202
1203static int ath10k_core_parse_bd_ie_board(struct ath10k *ar,
1204 const void *buf, size_t buf_len,
1205 const char *boardname,
1206 int bd_ie_type)
1207{
1208 const struct ath10k_fw_ie *hdr;
1209 bool name_match_found;
1210 int ret, board_ie_id;
1211 size_t board_ie_len;
1212 const void *board_ie_data;
1213
1214 name_match_found = false;
1215
1216 /* go through ATH10K_BD_IE_BOARD_ elements */
1217 while (buf_len > sizeof(struct ath10k_fw_ie)) {
1218 hdr = buf;
1219 board_ie_id = le32_to_cpu(hdr->id);
1220 board_ie_len = le32_to_cpu(hdr->len);
1221 board_ie_data = hdr->data;
1222
1223 buf_len -= sizeof(*hdr);
1224 buf += sizeof(*hdr);
1225
1226 if (buf_len < ALIGN(board_ie_len, 4)) {
1227 ath10k_err(ar, "invalid ATH10K_BD_IE_BOARD length: %zu < %zu\n",
1228 buf_len, ALIGN(board_ie_len, 4));
1229 ret = -EINVAL;
1230 goto out;
1231 }
1232
1233 switch (board_ie_id) {
1234 case ATH10K_BD_IE_BOARD_NAME:
1235 ath10k_dbg_dump(ar, ATH10K_DBG_BOOT, "board name", "",
1236 board_ie_data, board_ie_len);
1237
1238 if (board_ie_len != strlen(boardname))
1239 break;
1240
1241 ret = memcmp(board_ie_data, boardname, strlen(boardname));
1242 if (ret)
1243 break;
1244
1245 name_match_found = true;
1246 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1247 "boot found match for name '%s'",
1248 boardname);
1249 break;
1250 case ATH10K_BD_IE_BOARD_DATA:
1251 if (!name_match_found)
1252 /* no match found */
1253 break;
1254
1255 if (bd_ie_type == ATH10K_BD_IE_BOARD) {
1256 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1257 "boot found board data for '%s'",
1258 boardname);
1259
1260 ar->normal_mode_fw.board_data = board_ie_data;
1261 ar->normal_mode_fw.board_len = board_ie_len;
1262 } else if (bd_ie_type == ATH10K_BD_IE_BOARD_EXT) {
1263 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1264 "boot found eboard data for '%s'",
1265 boardname);
1266
1267 ar->normal_mode_fw.ext_board_data = board_ie_data;
1268 ar->normal_mode_fw.ext_board_len = board_ie_len;
1269 }
1270
1271 ret = 0;
1272 goto out;
1273 default:
1274 ath10k_warn(ar, "unknown ATH10K_BD_IE_BOARD found: %d\n",
1275 board_ie_id);
1276 break;
1277 }
1278
1279 /* jump over the padding */
1280 board_ie_len = ALIGN(board_ie_len, 4);
1281
1282 buf_len -= board_ie_len;
1283 buf += board_ie_len;
1284 }
1285
1286 /* no match found */
1287 ret = -ENOENT;
1288
1289out:
1290 return ret;
1291}
1292
1293static int ath10k_core_search_bd(struct ath10k *ar,
1294 const char *boardname,
1295 const u8 *data,
1296 size_t len)
1297{
1298 size_t ie_len;
1299 struct ath10k_fw_ie *hdr;
1300 int ret = -ENOENT, ie_id;
1301
1302 while (len > sizeof(struct ath10k_fw_ie)) {
1303 hdr = (struct ath10k_fw_ie *)data;
1304 ie_id = le32_to_cpu(hdr->id);
1305 ie_len = le32_to_cpu(hdr->len);
1306
1307 len -= sizeof(*hdr);
1308 data = hdr->data;
1309
1310 if (len < ALIGN(ie_len, 4)) {
1311 ath10k_err(ar, "invalid length for board ie_id %d ie_len %zu len %zu\n",
1312 ie_id, ie_len, len);
1313 return -EINVAL;
1314 }
1315
1316 switch (ie_id) {
1317 case ATH10K_BD_IE_BOARD:
1318 ret = ath10k_core_parse_bd_ie_board(ar, data, ie_len,
1319 boardname,
1320 ATH10K_BD_IE_BOARD);
1321 if (ret == -ENOENT)
1322 /* no match found, continue */
1323 break;
1324
1325 /* either found or error, so stop searching */
1326 goto out;
1327 case ATH10K_BD_IE_BOARD_EXT:
1328 ret = ath10k_core_parse_bd_ie_board(ar, data, ie_len,
1329 boardname,
1330 ATH10K_BD_IE_BOARD_EXT);
1331 if (ret == -ENOENT)
1332 /* no match found, continue */
1333 break;
1334
1335 /* either found or error, so stop searching */
1336 goto out;
1337 }
1338
1339 /* jump over the padding */
1340 ie_len = ALIGN(ie_len, 4);
1341
1342 len -= ie_len;
1343 data += ie_len;
1344 }
1345
1346out:
1347 /* return result of parse_bd_ie_board() or -ENOENT */
1348 return ret;
1349}
1350
1351static int ath10k_core_fetch_board_data_api_n(struct ath10k *ar,
1352 const char *boardname,
1353 const char *fallback_boardname,
1354 const char *filename)
1355{
1356 size_t len, magic_len;
1357 const u8 *data;
1358 int ret;
1359
1360 /* Skip if already fetched during board data download */
1361 if (!ar->normal_mode_fw.board)
1362 ar->normal_mode_fw.board = ath10k_fetch_fw_file(ar,
1363 ar->hw_params.fw.dir,
1364 filename);
1365 if (IS_ERR(ar->normal_mode_fw.board))
1366 return PTR_ERR(ar->normal_mode_fw.board);
1367
1368 data = ar->normal_mode_fw.board->data;
1369 len = ar->normal_mode_fw.board->size;
1370
1371 /* magic has extra null byte padded */
1372 magic_len = strlen(ATH10K_BOARD_MAGIC) + 1;
1373 if (len < magic_len) {
1374 ath10k_err(ar, "failed to find magic value in %s/%s, file too short: %zu\n",
1375 ar->hw_params.fw.dir, filename, len);
1376 ret = -EINVAL;
1377 goto err;
1378 }
1379
1380 if (memcmp(data, ATH10K_BOARD_MAGIC, magic_len)) {
1381 ath10k_err(ar, "found invalid board magic\n");
1382 ret = -EINVAL;
1383 goto err;
1384 }
1385
1386 /* magic is padded to 4 bytes */
1387 magic_len = ALIGN(magic_len, 4);
1388 if (len < magic_len) {
1389 ath10k_err(ar, "failed: %s/%s too small to contain board data, len: %zu\n",
1390 ar->hw_params.fw.dir, filename, len);
1391 ret = -EINVAL;
1392 goto err;
1393 }
1394
1395 data += magic_len;
1396 len -= magic_len;
1397
1398 /* attempt to find boardname in the IE list */
1399 ret = ath10k_core_search_bd(ar, boardname, data, len);
1400
1401 /* if we didn't find it and have a fallback name, try that */
1402 if (ret == -ENOENT && fallback_boardname)
1403 ret = ath10k_core_search_bd(ar, fallback_boardname, data, len);
1404
1405 if (ret == -ENOENT) {
1406 ath10k_err(ar,
1407 "failed to fetch board data for %s from %s/%s\n",
1408 boardname, ar->hw_params.fw.dir, filename);
1409 ret = -ENODATA;
1410 }
1411
1412 if (ret)
1413 goto err;
1414
1415 return 0;
1416
1417err:
1418 ath10k_core_free_board_files(ar);
1419 return ret;
1420}
1421
1422static int ath10k_core_create_board_name(struct ath10k *ar, char *name,
1423 size_t name_len, bool with_variant)
1424{
1425 /* strlen(',variant=') + strlen(ar->id.bdf_ext) */
1426 char variant[9 + ATH10K_SMBIOS_BDF_EXT_STR_LENGTH] = { 0 };
1427
1428 if (with_variant && ar->id.bdf_ext[0] != '\0')
1429 scnprintf(variant, sizeof(variant), ",variant=%s",
1430 ar->id.bdf_ext);
1431
1432 if (ar->id.bmi_ids_valid) {
1433 scnprintf(name, name_len,
1434 "bus=%s,bmi-chip-id=%d,bmi-board-id=%d%s",
1435 ath10k_bus_str(ar->hif.bus),
1436 ar->id.bmi_chip_id,
1437 ar->id.bmi_board_id, variant);
1438 goto out;
1439 }
1440
1441 if (ar->id.qmi_ids_valid) {
1442 scnprintf(name, name_len,
1443 "bus=%s,qmi-board-id=%x",
1444 ath10k_bus_str(ar->hif.bus),
1445 ar->id.qmi_board_id);
1446 goto out;
1447 }
1448
1449 scnprintf(name, name_len,
1450 "bus=%s,vendor=%04x,device=%04x,subsystem-vendor=%04x,subsystem-device=%04x%s",
1451 ath10k_bus_str(ar->hif.bus),
1452 ar->id.vendor, ar->id.device,
1453 ar->id.subsystem_vendor, ar->id.subsystem_device, variant);
1454out:
1455 ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot using board name '%s'\n", name);
1456
1457 return 0;
1458}
1459
1460static int ath10k_core_create_eboard_name(struct ath10k *ar, char *name,
1461 size_t name_len)
1462{
1463 if (ar->id.bmi_ids_valid) {
1464 scnprintf(name, name_len,
1465 "bus=%s,bmi-chip-id=%d,bmi-eboard-id=%d",
1466 ath10k_bus_str(ar->hif.bus),
1467 ar->id.bmi_chip_id,
1468 ar->id.bmi_eboard_id);
1469
1470 ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot using eboard name '%s'\n", name);
1471 return 0;
1472 }
1473 /* Fallback if returned board id is zero */
1474 return -1;
1475}
1476
1477int ath10k_core_fetch_board_file(struct ath10k *ar, int bd_ie_type)
1478{
1479 char boardname[100], fallback_boardname[100];
1480 int ret;
1481
1482 if (bd_ie_type == ATH10K_BD_IE_BOARD) {
1483 ret = ath10k_core_create_board_name(ar, boardname,
1484 sizeof(boardname), true);
1485 if (ret) {
1486 ath10k_err(ar, "failed to create board name: %d", ret);
1487 return ret;
1488 }
1489
1490 ret = ath10k_core_create_board_name(ar, fallback_boardname,
1491 sizeof(boardname), false);
1492 if (ret) {
1493 ath10k_err(ar, "failed to create fallback board name: %d", ret);
1494 return ret;
1495 }
1496 } else if (bd_ie_type == ATH10K_BD_IE_BOARD_EXT) {
1497 ret = ath10k_core_create_eboard_name(ar, boardname,
1498 sizeof(boardname));
1499 if (ret) {
1500 ath10k_err(ar, "fallback to eboard.bin since board id 0");
1501 goto fallback;
1502 }
1503 }
1504
1505 ar->bd_api = 2;
1506 ret = ath10k_core_fetch_board_data_api_n(ar, boardname,
1507 fallback_boardname,
1508 ATH10K_BOARD_API2_FILE);
1509 if (!ret)
1510 goto success;
1511
1512fallback:
1513 ar->bd_api = 1;
1514 ret = ath10k_core_fetch_board_data_api_1(ar, bd_ie_type);
1515 if (ret) {
1516 ath10k_err(ar, "failed to fetch board-2.bin or board.bin from %s\n",
1517 ar->hw_params.fw.dir);
1518 return ret;
1519 }
1520
1521success:
1522 ath10k_dbg(ar, ATH10K_DBG_BOOT, "using board api %d\n", ar->bd_api);
1523 return 0;
1524}
1525EXPORT_SYMBOL(ath10k_core_fetch_board_file);
1526
1527static int ath10k_core_get_ext_board_id_from_otp(struct ath10k *ar)
1528{
1529 u32 result, address;
1530 u8 ext_board_id;
1531 int ret;
1532
1533 address = ar->hw_params.patch_load_addr;
1534
1535 if (!ar->normal_mode_fw.fw_file.otp_data ||
1536 !ar->normal_mode_fw.fw_file.otp_len) {
1537 ath10k_warn(ar,
1538 "failed to retrieve extended board id due to otp binary missing\n");
1539 return -ENODATA;
1540 }
1541
1542 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1543 "boot upload otp to 0x%x len %zd for ext board id\n",
1544 address, ar->normal_mode_fw.fw_file.otp_len);
1545
1546 ret = ath10k_bmi_fast_download(ar, address,
1547 ar->normal_mode_fw.fw_file.otp_data,
1548 ar->normal_mode_fw.fw_file.otp_len);
1549 if (ret) {
1550 ath10k_err(ar, "could not write otp for ext board id check: %d\n",
1551 ret);
1552 return ret;
1553 }
1554
1555 ret = ath10k_bmi_execute(ar, address, BMI_PARAM_GET_EXT_BOARD_ID, &result);
1556 if (ret) {
1557 ath10k_err(ar, "could not execute otp for ext board id check: %d\n",
1558 ret);
1559 return ret;
1560 }
1561
1562 if (!result) {
1563 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1564 "ext board id does not exist in otp, ignore it\n");
1565 return -EOPNOTSUPP;
1566 }
1567
1568 ext_board_id = result & ATH10K_BMI_EBOARD_ID_STATUS_MASK;
1569
1570 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1571 "boot get otp ext board id result 0x%08x ext_board_id %d\n",
1572 result, ext_board_id);
1573
1574 ar->id.bmi_eboard_id = ext_board_id;
1575
1576 return 0;
1577}
1578
1579static int ath10k_download_board_data(struct ath10k *ar, const void *data,
1580 size_t data_len)
1581{
1582 u32 board_data_size = ar->hw_params.fw.board_size;
1583 u32 eboard_data_size = ar->hw_params.fw.ext_board_size;
1584 u32 board_address;
1585 u32 ext_board_address;
1586 int ret;
1587
1588 ret = ath10k_push_board_ext_data(ar, data, data_len);
1589 if (ret) {
1590 ath10k_err(ar, "could not push board ext data (%d)\n", ret);
1591 goto exit;
1592 }
1593
1594 ret = ath10k_bmi_read32(ar, hi_board_data, &board_address);
1595 if (ret) {
1596 ath10k_err(ar, "could not read board data addr (%d)\n", ret);
1597 goto exit;
1598 }
1599
1600 ret = ath10k_bmi_write_memory(ar, board_address, data,
1601 min_t(u32, board_data_size,
1602 data_len));
1603 if (ret) {
1604 ath10k_err(ar, "could not write board data (%d)\n", ret);
1605 goto exit;
1606 }
1607
1608 ret = ath10k_bmi_write32(ar, hi_board_data_initialized, 1);
1609 if (ret) {
1610 ath10k_err(ar, "could not write board data bit (%d)\n", ret);
1611 goto exit;
1612 }
1613
1614 if (!ar->id.ext_bid_supported)
1615 goto exit;
1616
1617 /* Extended board data download */
1618 ret = ath10k_core_get_ext_board_id_from_otp(ar);
1619 if (ret == -EOPNOTSUPP) {
1620 /* Not fetching ext_board_data if ext board id is 0 */
1621 ath10k_dbg(ar, ATH10K_DBG_BOOT, "otp returned ext board id 0\n");
1622 return 0;
1623 } else if (ret) {
1624 ath10k_err(ar, "failed to get extended board id: %d\n", ret);
1625 goto exit;
1626 }
1627
1628 ret = ath10k_core_fetch_board_file(ar, ATH10K_BD_IE_BOARD_EXT);
1629 if (ret)
1630 goto exit;
1631
1632 if (ar->normal_mode_fw.ext_board_data) {
1633 ext_board_address = board_address + EXT_BOARD_ADDRESS_OFFSET;
1634 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1635 "boot writing ext board data to addr 0x%x",
1636 ext_board_address);
1637 ret = ath10k_bmi_write_memory(ar, ext_board_address,
1638 ar->normal_mode_fw.ext_board_data,
1639 min_t(u32, eboard_data_size, data_len));
1640 if (ret)
1641 ath10k_err(ar, "failed to write ext board data: %d\n", ret);
1642 }
1643
1644exit:
1645 return ret;
1646}
1647
1648static int ath10k_download_and_run_otp(struct ath10k *ar)
1649{
1650 u32 result, address = ar->hw_params.patch_load_addr;
1651 u32 bmi_otp_exe_param = ar->hw_params.otp_exe_param;
1652 int ret;
1653
1654 ret = ath10k_download_board_data(ar,
1655 ar->running_fw->board_data,
1656 ar->running_fw->board_len);
1657 if (ret) {
1658 ath10k_err(ar, "failed to download board data: %d\n", ret);
1659 return ret;
1660 }
1661
1662 /* OTP is optional */
1663
1664 if (!ar->running_fw->fw_file.otp_data ||
1665 !ar->running_fw->fw_file.otp_len) {
1666 ath10k_warn(ar, "Not running otp, calibration will be incorrect (otp-data %pK otp_len %zd)!\n",
1667 ar->running_fw->fw_file.otp_data,
1668 ar->running_fw->fw_file.otp_len);
1669 return 0;
1670 }
1671
1672 ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot upload otp to 0x%x len %zd\n",
1673 address, ar->running_fw->fw_file.otp_len);
1674
1675 ret = ath10k_bmi_fast_download(ar, address,
1676 ar->running_fw->fw_file.otp_data,
1677 ar->running_fw->fw_file.otp_len);
1678 if (ret) {
1679 ath10k_err(ar, "could not write otp (%d)\n", ret);
1680 return ret;
1681 }
1682
1683 /* As of now pre-cal is valid for 10_4 variants */
1684 if (ar->cal_mode == ATH10K_PRE_CAL_MODE_DT ||
1685 ar->cal_mode == ATH10K_PRE_CAL_MODE_FILE)
1686 bmi_otp_exe_param = BMI_PARAM_FLASH_SECTION_ALL;
1687
1688 ret = ath10k_bmi_execute(ar, address, bmi_otp_exe_param, &result);
1689 if (ret) {
1690 ath10k_err(ar, "could not execute otp (%d)\n", ret);
1691 return ret;
1692 }
1693
1694 ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot otp execute result %d\n", result);
1695
1696 if (!(skip_otp || test_bit(ATH10K_FW_FEATURE_IGNORE_OTP_RESULT,
1697 ar->running_fw->fw_file.fw_features)) &&
1698 result != 0) {
1699 ath10k_err(ar, "otp calibration failed: %d", result);
1700 return -EINVAL;
1701 }
1702
1703 return 0;
1704}
1705
1706static int ath10k_download_cal_file(struct ath10k *ar,
1707 const struct firmware *file)
1708{
1709 int ret;
1710
1711 if (!file)
1712 return -ENOENT;
1713
1714 if (IS_ERR(file))
1715 return PTR_ERR(file);
1716
1717 ret = ath10k_download_board_data(ar, file->data, file->size);
1718 if (ret) {
1719 ath10k_err(ar, "failed to download cal_file data: %d\n", ret);
1720 return ret;
1721 }
1722
1723 ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot cal file downloaded\n");
1724
1725 return 0;
1726}
1727
1728static int ath10k_download_cal_dt(struct ath10k *ar, const char *dt_name)
1729{
1730 struct device_node *node;
1731 int data_len;
1732 void *data;
1733 int ret;
1734
1735 node = ar->dev->of_node;
1736 if (!node)
1737 /* Device Tree is optional, don't print any warnings if
1738 * there's no node for ath10k.
1739 */
1740 return -ENOENT;
1741
1742 if (!of_get_property(node, dt_name, &data_len)) {
1743 /* The calibration data node is optional */
1744 return -ENOENT;
1745 }
1746
1747 if (data_len != ar->hw_params.cal_data_len) {
1748 ath10k_warn(ar, "invalid calibration data length in DT: %d\n",
1749 data_len);
1750 ret = -EMSGSIZE;
1751 goto out;
1752 }
1753
1754 data = kmalloc(data_len, GFP_KERNEL);
1755 if (!data) {
1756 ret = -ENOMEM;
1757 goto out;
1758 }
1759
1760 ret = of_property_read_u8_array(node, dt_name, data, data_len);
1761 if (ret) {
1762 ath10k_warn(ar, "failed to read calibration data from DT: %d\n",
1763 ret);
1764 goto out_free;
1765 }
1766
1767 ret = ath10k_download_board_data(ar, data, data_len);
1768 if (ret) {
1769 ath10k_warn(ar, "failed to download calibration data from Device Tree: %d\n",
1770 ret);
1771 goto out_free;
1772 }
1773
1774 ret = 0;
1775
1776out_free:
1777 kfree(data);
1778
1779out:
1780 return ret;
1781}
1782
1783static int ath10k_download_cal_eeprom(struct ath10k *ar)
1784{
1785 size_t data_len;
1786 void *data = NULL;
1787 int ret;
1788
1789 ret = ath10k_hif_fetch_cal_eeprom(ar, &data, &data_len);
1790 if (ret) {
1791 if (ret != -EOPNOTSUPP)
1792 ath10k_warn(ar, "failed to read calibration data from EEPROM: %d\n",
1793 ret);
1794 goto out_free;
1795 }
1796
1797 ret = ath10k_download_board_data(ar, data, data_len);
1798 if (ret) {
1799 ath10k_warn(ar, "failed to download calibration data from EEPROM: %d\n",
1800 ret);
1801 goto out_free;
1802 }
1803
1804 ret = 0;
1805
1806out_free:
1807 kfree(data);
1808
1809 return ret;
1810}
1811
1812int ath10k_core_fetch_firmware_api_n(struct ath10k *ar, const char *name,
1813 struct ath10k_fw_file *fw_file)
1814{
1815 size_t magic_len, len, ie_len;
1816 int ie_id, i, index, bit, ret;
1817 struct ath10k_fw_ie *hdr;
1818 const u8 *data;
1819 __le32 *timestamp, *version;
1820
1821 /* first fetch the firmware file (firmware-*.bin) */
1822 fw_file->firmware = ath10k_fetch_fw_file(ar, ar->hw_params.fw.dir,
1823 name);
1824 if (IS_ERR(fw_file->firmware))
1825 return PTR_ERR(fw_file->firmware);
1826
1827 data = fw_file->firmware->data;
1828 len = fw_file->firmware->size;
1829
1830 /* magic also includes the null byte, check that as well */
1831 magic_len = strlen(ATH10K_FIRMWARE_MAGIC) + 1;
1832
1833 if (len < magic_len) {
1834 ath10k_err(ar, "firmware file '%s/%s' too small to contain magic: %zu\n",
1835 ar->hw_params.fw.dir, name, len);
1836 ret = -EINVAL;
1837 goto err;
1838 }
1839
1840 if (memcmp(data, ATH10K_FIRMWARE_MAGIC, magic_len) != 0) {
1841 ath10k_err(ar, "invalid firmware magic\n");
1842 ret = -EINVAL;
1843 goto err;
1844 }
1845
1846 /* jump over the padding */
1847 magic_len = ALIGN(magic_len, 4);
1848
1849 len -= magic_len;
1850 data += magic_len;
1851
1852 /* loop elements */
1853 while (len > sizeof(struct ath10k_fw_ie)) {
1854 hdr = (struct ath10k_fw_ie *)data;
1855
1856 ie_id = le32_to_cpu(hdr->id);
1857 ie_len = le32_to_cpu(hdr->len);
1858
1859 len -= sizeof(*hdr);
1860 data += sizeof(*hdr);
1861
1862 if (len < ie_len) {
1863 ath10k_err(ar, "invalid length for FW IE %d (%zu < %zu)\n",
1864 ie_id, len, ie_len);
1865 ret = -EINVAL;
1866 goto err;
1867 }
1868
1869 switch (ie_id) {
1870 case ATH10K_FW_IE_FW_VERSION:
1871 if (ie_len > sizeof(fw_file->fw_version) - 1)
1872 break;
1873
1874 memcpy(fw_file->fw_version, data, ie_len);
1875 fw_file->fw_version[ie_len] = '\0';
1876
1877 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1878 "found fw version %s\n",
1879 fw_file->fw_version);
1880 break;
1881 case ATH10K_FW_IE_TIMESTAMP:
1882 if (ie_len != sizeof(u32))
1883 break;
1884
1885 timestamp = (__le32 *)data;
1886
1887 ath10k_dbg(ar, ATH10K_DBG_BOOT, "found fw timestamp %d\n",
1888 le32_to_cpup(timestamp));
1889 break;
1890 case ATH10K_FW_IE_FEATURES:
1891 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1892 "found firmware features ie (%zd B)\n",
1893 ie_len);
1894
1895 for (i = 0; i < ATH10K_FW_FEATURE_COUNT; i++) {
1896 index = i / 8;
1897 bit = i % 8;
1898
1899 if (index == ie_len)
1900 break;
1901
1902 if (data[index] & (1 << bit)) {
1903 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1904 "Enabling feature bit: %i\n",
1905 i);
1906 __set_bit(i, fw_file->fw_features);
1907 }
1908 }
1909
1910 ath10k_dbg_dump(ar, ATH10K_DBG_BOOT, "features", "",
1911 fw_file->fw_features,
1912 sizeof(fw_file->fw_features));
1913 break;
1914 case ATH10K_FW_IE_FW_IMAGE:
1915 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1916 "found fw image ie (%zd B)\n",
1917 ie_len);
1918
1919 fw_file->firmware_data = data;
1920 fw_file->firmware_len = ie_len;
1921
1922 break;
1923 case ATH10K_FW_IE_OTP_IMAGE:
1924 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1925 "found otp image ie (%zd B)\n",
1926 ie_len);
1927
1928 fw_file->otp_data = data;
1929 fw_file->otp_len = ie_len;
1930
1931 break;
1932 case ATH10K_FW_IE_WMI_OP_VERSION:
1933 if (ie_len != sizeof(u32))
1934 break;
1935
1936 version = (__le32 *)data;
1937
1938 fw_file->wmi_op_version = le32_to_cpup(version);
1939
1940 ath10k_dbg(ar, ATH10K_DBG_BOOT, "found fw ie wmi op version %d\n",
1941 fw_file->wmi_op_version);
1942 break;
1943 case ATH10K_FW_IE_HTT_OP_VERSION:
1944 if (ie_len != sizeof(u32))
1945 break;
1946
1947 version = (__le32 *)data;
1948
1949 fw_file->htt_op_version = le32_to_cpup(version);
1950
1951 ath10k_dbg(ar, ATH10K_DBG_BOOT, "found fw ie htt op version %d\n",
1952 fw_file->htt_op_version);
1953 break;
1954 case ATH10K_FW_IE_FW_CODE_SWAP_IMAGE:
1955 ath10k_dbg(ar, ATH10K_DBG_BOOT,
1956 "found fw code swap image ie (%zd B)\n",
1957 ie_len);
1958 fw_file->codeswap_data = data;
1959 fw_file->codeswap_len = ie_len;
1960 break;
1961 default:
1962 ath10k_warn(ar, "Unknown FW IE: %u\n",
1963 le32_to_cpu(hdr->id));
1964 break;
1965 }
1966
1967 /* jump over the padding */
1968 ie_len = ALIGN(ie_len, 4);
1969
1970 len -= ie_len;
1971 data += ie_len;
1972 }
1973
1974 if (!test_bit(ATH10K_FW_FEATURE_NON_BMI, fw_file->fw_features) &&
1975 (!fw_file->firmware_data || !fw_file->firmware_len)) {
1976 ath10k_warn(ar, "No ATH10K_FW_IE_FW_IMAGE found from '%s/%s', skipping\n",
1977 ar->hw_params.fw.dir, name);
1978 ret = -ENOMEDIUM;
1979 goto err;
1980 }
1981
1982 return 0;
1983
1984err:
1985 ath10k_core_free_firmware_files(ar);
1986 return ret;
1987}
1988
1989static void ath10k_core_get_fw_name(struct ath10k *ar, char *fw_name,
1990 size_t fw_name_len, int fw_api)
1991{
1992 switch (ar->hif.bus) {
1993 case ATH10K_BUS_SDIO:
1994 case ATH10K_BUS_USB:
1995 scnprintf(fw_name, fw_name_len, "%s-%s-%d.bin",
1996 ATH10K_FW_FILE_BASE, ath10k_bus_str(ar->hif.bus),
1997 fw_api);
1998 break;
1999 case ATH10K_BUS_PCI:
2000 case ATH10K_BUS_AHB:
2001 case ATH10K_BUS_SNOC:
2002 scnprintf(fw_name, fw_name_len, "%s-%d.bin",
2003 ATH10K_FW_FILE_BASE, fw_api);
2004 break;
2005 }
2006}
2007
2008static int ath10k_core_fetch_firmware_files(struct ath10k *ar)
2009{
2010 int ret, i;
2011 char fw_name[100];
2012
2013 /* calibration file is optional, don't check for any errors */
2014 ath10k_fetch_cal_file(ar);
2015
2016 for (i = ATH10K_FW_API_MAX; i >= ATH10K_FW_API_MIN; i--) {
2017 ar->fw_api = i;
2018 ath10k_dbg(ar, ATH10K_DBG_BOOT, "trying fw api %d\n",
2019 ar->fw_api);
2020
2021 ath10k_core_get_fw_name(ar, fw_name, sizeof(fw_name), ar->fw_api);
2022 ret = ath10k_core_fetch_firmware_api_n(ar, fw_name,
2023 &ar->normal_mode_fw.fw_file);
2024 if (!ret)
2025 goto success;
2026 }
2027
2028 /* we end up here if we couldn't fetch any firmware */
2029
2030 ath10k_err(ar, "Failed to find firmware-N.bin (N between %d and %d) from %s: %d",
2031 ATH10K_FW_API_MIN, ATH10K_FW_API_MAX, ar->hw_params.fw.dir,
2032 ret);
2033
2034 return ret;
2035
2036success:
2037 ath10k_dbg(ar, ATH10K_DBG_BOOT, "using fw api %d\n", ar->fw_api);
2038
2039 return 0;
2040}
2041
2042static int ath10k_core_pre_cal_download(struct ath10k *ar)
2043{
2044 int ret;
2045
2046 ret = ath10k_download_cal_file(ar, ar->pre_cal_file);
2047 if (ret == 0) {
2048 ar->cal_mode = ATH10K_PRE_CAL_MODE_FILE;
2049 goto success;
2050 }
2051
2052 ath10k_dbg(ar, ATH10K_DBG_BOOT,
2053 "boot did not find a pre calibration file, try DT next: %d\n",
2054 ret);
2055
2056 ret = ath10k_download_cal_dt(ar, "qcom,ath10k-pre-calibration-data");
2057 if (ret) {
2058 ath10k_dbg(ar, ATH10K_DBG_BOOT,
2059 "unable to load pre cal data from DT: %d\n", ret);
2060 return ret;
2061 }
2062 ar->cal_mode = ATH10K_PRE_CAL_MODE_DT;
2063
2064success:
2065 ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot using calibration mode %s\n",
2066 ath10k_cal_mode_str(ar->cal_mode));
2067
2068 return 0;
2069}
2070
2071static int ath10k_core_pre_cal_config(struct ath10k *ar)
2072{
2073 int ret;
2074
2075 ret = ath10k_core_pre_cal_download(ar);
2076 if (ret) {
2077 ath10k_dbg(ar, ATH10K_DBG_BOOT,
2078 "failed to load pre cal data: %d\n", ret);
2079 return ret;
2080 }
2081
2082 ret = ath10k_core_get_board_id_from_otp(ar);
2083 if (ret) {
2084 ath10k_err(ar, "failed to get board id: %d\n", ret);
2085 return ret;
2086 }
2087
2088 ret = ath10k_download_and_run_otp(ar);
2089 if (ret) {
2090 ath10k_err(ar, "failed to run otp: %d\n", ret);
2091 return ret;
2092 }
2093
2094 ath10k_dbg(ar, ATH10K_DBG_BOOT,
2095 "pre cal configuration done successfully\n");
2096
2097 return 0;
2098}
2099
2100static int ath10k_download_cal_data(struct ath10k *ar)
2101{
2102 int ret;
2103
2104 ret = ath10k_core_pre_cal_config(ar);
2105 if (ret == 0)
2106 return 0;
2107
2108 ath10k_dbg(ar, ATH10K_DBG_BOOT,
2109 "pre cal download procedure failed, try cal file: %d\n",
2110 ret);
2111
2112 ret = ath10k_download_cal_file(ar, ar->cal_file);
2113 if (ret == 0) {
2114 ar->cal_mode = ATH10K_CAL_MODE_FILE;
2115 goto done;
2116 }
2117
2118 ath10k_dbg(ar, ATH10K_DBG_BOOT,
2119 "boot did not find a calibration file, try DT next: %d\n",
2120 ret);
2121
2122 ret = ath10k_download_cal_dt(ar, "qcom,ath10k-calibration-data");
2123 if (ret == 0) {
2124 ar->cal_mode = ATH10K_CAL_MODE_DT;
2125 goto done;
2126 }
2127
2128 ath10k_dbg(ar, ATH10K_DBG_BOOT,
2129 "boot did not find DT entry, try target EEPROM next: %d\n",
2130 ret);
2131
2132 ret = ath10k_download_cal_eeprom(ar);
2133 if (ret == 0) {
2134 ar->cal_mode = ATH10K_CAL_MODE_EEPROM;
2135 goto done;
2136 }
2137
2138 ath10k_dbg(ar, ATH10K_DBG_BOOT,
2139 "boot did not find target EEPROM entry, try OTP next: %d\n",
2140 ret);
2141
2142 ret = ath10k_download_and_run_otp(ar);
2143 if (ret) {
2144 ath10k_err(ar, "failed to run otp: %d\n", ret);
2145 return ret;
2146 }
2147
2148 ar->cal_mode = ATH10K_CAL_MODE_OTP;
2149
2150done:
2151 ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot using calibration mode %s\n",
2152 ath10k_cal_mode_str(ar->cal_mode));
2153 return 0;
2154}
2155
2156static void ath10k_core_fetch_btcoex_dt(struct ath10k *ar)
2157{
2158 struct device_node *node;
2159 u8 coex_support = 0;
2160 int ret;
2161
2162 node = ar->dev->of_node;
2163 if (!node)
2164 goto out;
2165
2166 ret = of_property_read_u8(node, "qcom,coexist-support", &coex_support);
2167 if (ret) {
2168 ar->coex_support = true;
2169 goto out;
2170 }
2171
2172 if (coex_support) {
2173 ar->coex_support = true;
2174 } else {
2175 ar->coex_support = false;
2176 ar->coex_gpio_pin = -1;
2177 goto out;
2178 }
2179
2180 ret = of_property_read_u32(node, "qcom,coexist-gpio-pin",
2181 &ar->coex_gpio_pin);
2182 if (ret)
2183 ar->coex_gpio_pin = -1;
2184
2185out:
2186 ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot coex_support %d coex_gpio_pin %d\n",
2187 ar->coex_support, ar->coex_gpio_pin);
2188}
2189
2190static int ath10k_init_uart(struct ath10k *ar)
2191{
2192 int ret;
2193
2194 /*
2195 * Explicitly setting UART prints to zero as target turns it on
2196 * based on scratch registers.
2197 */
2198 ret = ath10k_bmi_write32(ar, hi_serial_enable, 0);
2199 if (ret) {
2200 ath10k_warn(ar, "could not disable UART prints (%d)\n", ret);
2201 return ret;
2202 }
2203
2204 if (!uart_print) {
2205 if (ar->hw_params.uart_pin_workaround) {
2206 ret = ath10k_bmi_write32(ar, hi_dbg_uart_txpin,
2207 ar->hw_params.uart_pin);
2208 if (ret) {
2209 ath10k_warn(ar, "failed to set UART TX pin: %d",
2210 ret);
2211 return ret;
2212 }
2213 }
2214
2215 return 0;
2216 }
2217
2218 ret = ath10k_bmi_write32(ar, hi_dbg_uart_txpin, ar->hw_params.uart_pin);
2219 if (ret) {
2220 ath10k_warn(ar, "could not enable UART prints (%d)\n", ret);
2221 return ret;
2222 }
2223
2224 ret = ath10k_bmi_write32(ar, hi_serial_enable, 1);
2225 if (ret) {
2226 ath10k_warn(ar, "could not enable UART prints (%d)\n", ret);
2227 return ret;
2228 }
2229
2230 /* Set the UART baud rate to 19200. */
2231 ret = ath10k_bmi_write32(ar, hi_desired_baud_rate, 19200);
2232 if (ret) {
2233 ath10k_warn(ar, "could not set the baud rate (%d)\n", ret);
2234 return ret;
2235 }
2236
2237 ath10k_info(ar, "UART prints enabled\n");
2238 return 0;
2239}
2240
2241static int ath10k_init_hw_params(struct ath10k *ar)
2242{
2243 const struct ath10k_hw_params *hw_params;
2244 int i;
2245
2246 for (i = 0; i < ARRAY_SIZE(ath10k_hw_params_list); i++) {
2247 hw_params = &ath10k_hw_params_list[i];
2248
2249 if (hw_params->bus == ar->hif.bus &&
2250 hw_params->id == ar->target_version &&
2251 hw_params->dev_id == ar->dev_id)
2252 break;
2253 }
2254
2255 if (i == ARRAY_SIZE(ath10k_hw_params_list)) {
2256 ath10k_err(ar, "Unsupported hardware version: 0x%x\n",
2257 ar->target_version);
2258 return -EINVAL;
2259 }
2260
2261 ar->hw_params = *hw_params;
2262
2263 ath10k_dbg(ar, ATH10K_DBG_BOOT, "Hardware name %s version 0x%x\n",
2264 ar->hw_params.name, ar->target_version);
2265
2266 return 0;
2267}
2268
2269static void ath10k_core_restart(struct work_struct *work)
2270{
2271 struct ath10k *ar = container_of(work, struct ath10k, restart_work);
2272 int ret;
2273
2274 set_bit(ATH10K_FLAG_CRASH_FLUSH, &ar->dev_flags);
2275
2276 /* Place a barrier to make sure the compiler doesn't reorder
2277 * CRASH_FLUSH and calling other functions.
2278 */
2279 barrier();
2280
2281 ieee80211_stop_queues(ar->hw);
2282 ath10k_drain_tx(ar);
2283 complete(&ar->scan.started);
2284 complete(&ar->scan.completed);
2285 complete(&ar->scan.on_channel);
2286 complete(&ar->offchan_tx_completed);
2287 complete(&ar->install_key_done);
2288 complete(&ar->vdev_setup_done);
2289 complete(&ar->vdev_delete_done);
2290 complete(&ar->thermal.wmi_sync);
2291 complete(&ar->bss_survey_done);
2292 wake_up(&ar->htt.empty_tx_wq);
2293 wake_up(&ar->wmi.tx_credits_wq);
2294 wake_up(&ar->peer_mapping_wq);
2295
2296 /* TODO: We can have one instance of cancelling coverage_class_work by
2297 * moving it to ath10k_halt(), so that both stop() and restart() would
2298 * call that but it takes conf_mutex() and if we call cancel_work_sync()
2299 * with conf_mutex it will deadlock.
2300 */
2301 cancel_work_sync(&ar->set_coverage_class_work);
2302
2303 mutex_lock(&ar->conf_mutex);
2304
2305 switch (ar->state) {
2306 case ATH10K_STATE_ON:
2307 ar->state = ATH10K_STATE_RESTARTING;
2308 ath10k_halt(ar);
2309 ath10k_scan_finish(ar);
2310 ieee80211_restart_hw(ar->hw);
2311 break;
2312 case ATH10K_STATE_OFF:
2313 /* this can happen if driver is being unloaded
2314 * or if the crash happens during FW probing
2315 */
2316 ath10k_warn(ar, "cannot restart a device that hasn't been started\n");
2317 break;
2318 case ATH10K_STATE_RESTARTING:
2319 /* hw restart might be requested from multiple places */
2320 break;
2321 case ATH10K_STATE_RESTARTED:
2322 ar->state = ATH10K_STATE_WEDGED;
2323 /* fall through */
2324 case ATH10K_STATE_WEDGED:
2325 ath10k_warn(ar, "device is wedged, will not restart\n");
2326 break;
2327 case ATH10K_STATE_UTF:
2328 ath10k_warn(ar, "firmware restart in UTF mode not supported\n");
2329 break;
2330 }
2331
2332 mutex_unlock(&ar->conf_mutex);
2333
2334 ret = ath10k_coredump_submit(ar);
2335 if (ret)
2336 ath10k_warn(ar, "failed to send firmware crash dump via devcoredump: %d",
2337 ret);
2338
2339 complete(&ar->driver_recovery);
2340}
2341
2342static void ath10k_core_set_coverage_class_work(struct work_struct *work)
2343{
2344 struct ath10k *ar = container_of(work, struct ath10k,
2345 set_coverage_class_work);
2346
2347 if (ar->hw_params.hw_ops->set_coverage_class)
2348 ar->hw_params.hw_ops->set_coverage_class(ar, -1);
2349}
2350
2351static int ath10k_core_init_firmware_features(struct ath10k *ar)
2352{
2353 struct ath10k_fw_file *fw_file = &ar->normal_mode_fw.fw_file;
2354 int max_num_peers;
2355
2356 if (test_bit(ATH10K_FW_FEATURE_WMI_10_2, fw_file->fw_features) &&
2357 !test_bit(ATH10K_FW_FEATURE_WMI_10X, fw_file->fw_features)) {
2358 ath10k_err(ar, "feature bits corrupted: 10.2 feature requires 10.x feature to be set as well");
2359 return -EINVAL;
2360 }
2361
2362 if (fw_file->wmi_op_version >= ATH10K_FW_WMI_OP_VERSION_MAX) {
2363 ath10k_err(ar, "unsupported WMI OP version (max %d): %d\n",
2364 ATH10K_FW_WMI_OP_VERSION_MAX, fw_file->wmi_op_version);
2365 return -EINVAL;
2366 }
2367
2368 ar->wmi.rx_decap_mode = ATH10K_HW_TXRX_NATIVE_WIFI;
2369 switch (ath10k_cryptmode_param) {
2370 case ATH10K_CRYPT_MODE_HW:
2371 clear_bit(ATH10K_FLAG_RAW_MODE, &ar->dev_flags);
2372 clear_bit(ATH10K_FLAG_HW_CRYPTO_DISABLED, &ar->dev_flags);
2373 break;
2374 case ATH10K_CRYPT_MODE_SW:
2375 if (!test_bit(ATH10K_FW_FEATURE_RAW_MODE_SUPPORT,
2376 fw_file->fw_features)) {
2377 ath10k_err(ar, "cryptmode > 0 requires raw mode support from firmware");
2378 return -EINVAL;
2379 }
2380
2381 set_bit(ATH10K_FLAG_RAW_MODE, &ar->dev_flags);
2382 set_bit(ATH10K_FLAG_HW_CRYPTO_DISABLED, &ar->dev_flags);
2383 break;
2384 default:
2385 ath10k_info(ar, "invalid cryptmode: %d\n",
2386 ath10k_cryptmode_param);
2387 return -EINVAL;
2388 }
2389
2390 ar->htt.max_num_amsdu = ATH10K_HTT_MAX_NUM_AMSDU_DEFAULT;
2391 ar->htt.max_num_ampdu = ATH10K_HTT_MAX_NUM_AMPDU_DEFAULT;
2392
2393 if (rawmode) {
2394 if (!test_bit(ATH10K_FW_FEATURE_RAW_MODE_SUPPORT,
2395 fw_file->fw_features)) {
2396 ath10k_err(ar, "rawmode = 1 requires support from firmware");
2397 return -EINVAL;
2398 }
2399 set_bit(ATH10K_FLAG_RAW_MODE, &ar->dev_flags);
2400 }
2401
2402 if (test_bit(ATH10K_FLAG_RAW_MODE, &ar->dev_flags)) {
2403 ar->wmi.rx_decap_mode = ATH10K_HW_TXRX_RAW;
2404
2405 /* Workaround:
2406 *
2407 * Firmware A-MSDU aggregation breaks with RAW Tx encap mode
2408 * and causes enormous performance issues (malformed frames,
2409 * etc).
2410 *
2411 * Disabling A-MSDU makes RAW mode stable with heavy traffic
2412 * albeit a bit slower compared to regular operation.
2413 */
2414 ar->htt.max_num_amsdu = 1;
2415 }
2416
2417 /* Backwards compatibility for firmwares without
2418 * ATH10K_FW_IE_WMI_OP_VERSION.
2419 */
2420 if (fw_file->wmi_op_version == ATH10K_FW_WMI_OP_VERSION_UNSET) {
2421 if (test_bit(ATH10K_FW_FEATURE_WMI_10X, fw_file->fw_features)) {
2422 if (test_bit(ATH10K_FW_FEATURE_WMI_10_2,
2423 fw_file->fw_features))
2424 fw_file->wmi_op_version = ATH10K_FW_WMI_OP_VERSION_10_2;
2425 else
2426 fw_file->wmi_op_version = ATH10K_FW_WMI_OP_VERSION_10_1;
2427 } else {
2428 fw_file->wmi_op_version = ATH10K_FW_WMI_OP_VERSION_MAIN;
2429 }
2430 }
2431
2432 switch (fw_file->wmi_op_version) {
2433 case ATH10K_FW_WMI_OP_VERSION_MAIN:
2434 max_num_peers = TARGET_NUM_PEERS;
2435 ar->max_num_stations = TARGET_NUM_STATIONS;
2436 ar->max_num_vdevs = TARGET_NUM_VDEVS;
2437 ar->htt.max_num_pending_tx = TARGET_NUM_MSDU_DESC;
2438 ar->fw_stats_req_mask = WMI_STAT_PDEV | WMI_STAT_VDEV |
2439 WMI_STAT_PEER;
2440 ar->max_spatial_stream = WMI_MAX_SPATIAL_STREAM;
2441 break;
2442 case ATH10K_FW_WMI_OP_VERSION_10_1:
2443 case ATH10K_FW_WMI_OP_VERSION_10_2:
2444 case ATH10K_FW_WMI_OP_VERSION_10_2_4:
2445 if (ath10k_peer_stats_enabled(ar)) {
2446 max_num_peers = TARGET_10X_TX_STATS_NUM_PEERS;
2447 ar->max_num_stations = TARGET_10X_TX_STATS_NUM_STATIONS;
2448 } else {
2449 max_num_peers = TARGET_10X_NUM_PEERS;
2450 ar->max_num_stations = TARGET_10X_NUM_STATIONS;
2451 }
2452 ar->max_num_vdevs = TARGET_10X_NUM_VDEVS;
2453 ar->htt.max_num_pending_tx = TARGET_10X_NUM_MSDU_DESC;
2454 ar->fw_stats_req_mask = WMI_STAT_PEER;
2455 ar->max_spatial_stream = WMI_MAX_SPATIAL_STREAM;
2456 break;
2457 case ATH10K_FW_WMI_OP_VERSION_TLV:
2458 max_num_peers = TARGET_TLV_NUM_PEERS;
2459 ar->max_num_stations = TARGET_TLV_NUM_STATIONS;
2460 ar->max_num_vdevs = TARGET_TLV_NUM_VDEVS;
2461 ar->max_num_tdls_vdevs = TARGET_TLV_NUM_TDLS_VDEVS;
2462 if (ar->hif.bus == ATH10K_BUS_SDIO)
2463 ar->htt.max_num_pending_tx =
2464 TARGET_TLV_NUM_MSDU_DESC_HL;
2465 else
2466 ar->htt.max_num_pending_tx = TARGET_TLV_NUM_MSDU_DESC;
2467 ar->wow.max_num_patterns = TARGET_TLV_NUM_WOW_PATTERNS;
2468 ar->fw_stats_req_mask = WMI_TLV_STAT_PDEV | WMI_TLV_STAT_VDEV |
2469 WMI_TLV_STAT_PEER | WMI_TLV_STAT_PEER_EXTD;
2470 ar->max_spatial_stream = WMI_MAX_SPATIAL_STREAM;
2471 ar->wmi.mgmt_max_num_pending_tx = TARGET_TLV_MGMT_NUM_MSDU_DESC;
2472 break;
2473 case ATH10K_FW_WMI_OP_VERSION_10_4:
2474 max_num_peers = TARGET_10_4_NUM_PEERS;
2475 ar->max_num_stations = TARGET_10_4_NUM_STATIONS;
2476 ar->num_active_peers = TARGET_10_4_ACTIVE_PEERS;
2477 ar->max_num_vdevs = TARGET_10_4_NUM_VDEVS;
2478 ar->num_tids = TARGET_10_4_TGT_NUM_TIDS;
2479 ar->fw_stats_req_mask = WMI_10_4_STAT_PEER |
2480 WMI_10_4_STAT_PEER_EXTD |
2481 WMI_10_4_STAT_VDEV_EXTD;
2482 ar->max_spatial_stream = ar->hw_params.max_spatial_stream;
2483 ar->max_num_tdls_vdevs = TARGET_10_4_NUM_TDLS_VDEVS;
2484
2485 if (test_bit(ATH10K_FW_FEATURE_PEER_FLOW_CONTROL,
2486 fw_file->fw_features))
2487 ar->htt.max_num_pending_tx = TARGET_10_4_NUM_MSDU_DESC_PFC;
2488 else
2489 ar->htt.max_num_pending_tx = TARGET_10_4_NUM_MSDU_DESC;
2490 break;
2491 case ATH10K_FW_WMI_OP_VERSION_UNSET:
2492 case ATH10K_FW_WMI_OP_VERSION_MAX:
2493 default:
2494 WARN_ON(1);
2495 return -EINVAL;
2496 }
2497
2498 if (ar->hw_params.num_peers)
2499 ar->max_num_peers = ar->hw_params.num_peers;
2500 else
2501 ar->max_num_peers = max_num_peers;
2502
2503 /* Backwards compatibility for firmwares without
2504 * ATH10K_FW_IE_HTT_OP_VERSION.
2505 */
2506 if (fw_file->htt_op_version == ATH10K_FW_HTT_OP_VERSION_UNSET) {
2507 switch (fw_file->wmi_op_version) {
2508 case ATH10K_FW_WMI_OP_VERSION_MAIN:
2509 fw_file->htt_op_version = ATH10K_FW_HTT_OP_VERSION_MAIN;
2510 break;
2511 case ATH10K_FW_WMI_OP_VERSION_10_1:
2512 case ATH10K_FW_WMI_OP_VERSION_10_2:
2513 case ATH10K_FW_WMI_OP_VERSION_10_2_4:
2514 fw_file->htt_op_version = ATH10K_FW_HTT_OP_VERSION_10_1;
2515 break;
2516 case ATH10K_FW_WMI_OP_VERSION_TLV:
2517 fw_file->htt_op_version = ATH10K_FW_HTT_OP_VERSION_TLV;
2518 break;
2519 case ATH10K_FW_WMI_OP_VERSION_10_4:
2520 case ATH10K_FW_WMI_OP_VERSION_UNSET:
2521 case ATH10K_FW_WMI_OP_VERSION_MAX:
2522 ath10k_err(ar, "htt op version not found from fw meta data");
2523 return -EINVAL;
2524 }
2525 }
2526
2527 return 0;
2528}
2529
2530static int ath10k_core_reset_rx_filter(struct ath10k *ar)
2531{
2532 int ret;
2533 int vdev_id;
2534 int vdev_type;
2535 int vdev_subtype;
2536 const u8 *vdev_addr;
2537
2538 vdev_id = 0;
2539 vdev_type = WMI_VDEV_TYPE_STA;
2540 vdev_subtype = ath10k_wmi_get_vdev_subtype(ar, WMI_VDEV_SUBTYPE_NONE);
2541 vdev_addr = ar->mac_addr;
2542
2543 ret = ath10k_wmi_vdev_create(ar, vdev_id, vdev_type, vdev_subtype,
2544 vdev_addr);
2545 if (ret) {
2546 ath10k_err(ar, "failed to create dummy vdev: %d\n", ret);
2547 return ret;
2548 }
2549
2550 ret = ath10k_wmi_vdev_delete(ar, vdev_id);
2551 if (ret) {
2552 ath10k_err(ar, "failed to delete dummy vdev: %d\n", ret);
2553 return ret;
2554 }
2555
2556 /* WMI and HTT may use separate HIF pipes and are not guaranteed to be
2557 * serialized properly implicitly.
2558 *
2559 * Moreover (most) WMI commands have no explicit acknowledges. It is
2560 * possible to infer it implicitly by poking firmware with echo
2561 * command - getting a reply means all preceding comments have been
2562 * (mostly) processed.
2563 *
2564 * In case of vdev create/delete this is sufficient.
2565 *
2566 * Without this it's possible to end up with a race when HTT Rx ring is
2567 * started before vdev create/delete hack is complete allowing a short
2568 * window of opportunity to receive (and Tx ACK) a bunch of frames.
2569 */
2570 ret = ath10k_wmi_barrier(ar);
2571 if (ret) {
2572 ath10k_err(ar, "failed to ping firmware: %d\n", ret);
2573 return ret;
2574 }
2575
2576 return 0;
2577}
2578
2579static int ath10k_core_compat_services(struct ath10k *ar)
2580{
2581 struct ath10k_fw_file *fw_file = &ar->normal_mode_fw.fw_file;
2582
2583 /* all 10.x firmware versions support thermal throttling but don't
2584 * advertise the support via service flags so we have to hardcode
2585 * it here
2586 */
2587 switch (fw_file->wmi_op_version) {
2588 case ATH10K_FW_WMI_OP_VERSION_10_1:
2589 case ATH10K_FW_WMI_OP_VERSION_10_2:
2590 case ATH10K_FW_WMI_OP_VERSION_10_2_4:
2591 case ATH10K_FW_WMI_OP_VERSION_10_4:
2592 set_bit(WMI_SERVICE_THERM_THROT, ar->wmi.svc_map);
2593 break;
2594 default:
2595 break;
2596 }
2597
2598 return 0;
2599}
2600
2601int ath10k_core_start(struct ath10k *ar, enum ath10k_firmware_mode mode,
2602 const struct ath10k_fw_components *fw)
2603{
2604 int status;
2605 u32 val;
2606
2607 lockdep_assert_held(&ar->conf_mutex);
2608
2609 clear_bit(ATH10K_FLAG_CRASH_FLUSH, &ar->dev_flags);
2610
2611 ar->running_fw = fw;
2612
2613 if (!test_bit(ATH10K_FW_FEATURE_NON_BMI,
2614 ar->running_fw->fw_file.fw_features)) {
2615 ath10k_bmi_start(ar);
2616
2617 if (ath10k_init_configure_target(ar)) {
2618 status = -EINVAL;
2619 goto err;
2620 }
2621
2622 status = ath10k_download_cal_data(ar);
2623 if (status)
2624 goto err;
2625
2626 /* Some of of qca988x solutions are having global reset issue
2627 * during target initialization. Bypassing PLL setting before
2628 * downloading firmware and letting the SoC run on REF_CLK is
2629 * fixing the problem. Corresponding firmware change is also
2630 * needed to set the clock source once the target is
2631 * initialized.
2632 */
2633 if (test_bit(ATH10K_FW_FEATURE_SUPPORTS_SKIP_CLOCK_INIT,
2634 ar->running_fw->fw_file.fw_features)) {
2635 status = ath10k_bmi_write32(ar, hi_skip_clock_init, 1);
2636 if (status) {
2637 ath10k_err(ar, "could not write to skip_clock_init: %d\n",
2638 status);
2639 goto err;
2640 }
2641 }
2642
2643 status = ath10k_download_fw(ar);
2644 if (status)
2645 goto err;
2646
2647 status = ath10k_init_uart(ar);
2648 if (status)
2649 goto err;
2650
2651 if (ar->hif.bus == ATH10K_BUS_SDIO) {
2652 status = ath10k_init_sdio(ar, mode);
2653 if (status) {
2654 ath10k_err(ar, "failed to init SDIO: %d\n", status);
2655 goto err;
2656 }
2657 }
2658 }
2659
2660 ar->htc.htc_ops.target_send_suspend_complete =
2661 ath10k_send_suspend_complete;
2662
2663 status = ath10k_htc_init(ar);
2664 if (status) {
2665 ath10k_err(ar, "could not init HTC (%d)\n", status);
2666 goto err;
2667 }
2668
2669 if (!test_bit(ATH10K_FW_FEATURE_NON_BMI,
2670 ar->running_fw->fw_file.fw_features)) {
2671 status = ath10k_bmi_done(ar);
2672 if (status)
2673 goto err;
2674 }
2675
2676 status = ath10k_wmi_attach(ar);
2677 if (status) {
2678 ath10k_err(ar, "WMI attach failed: %d\n", status);
2679 goto err;
2680 }
2681
2682 status = ath10k_htt_init(ar);
2683 if (status) {
2684 ath10k_err(ar, "failed to init htt: %d\n", status);
2685 goto err_wmi_detach;
2686 }
2687
2688 status = ath10k_htt_tx_start(&ar->htt);
2689 if (status) {
2690 ath10k_err(ar, "failed to alloc htt tx: %d\n", status);
2691 goto err_wmi_detach;
2692 }
2693
2694 /* If firmware indicates Full Rx Reorder support it must be used in a
2695 * slightly different manner. Let HTT code know.
2696 */
2697 ar->htt.rx_ring.in_ord_rx = !!(test_bit(WMI_SERVICE_RX_FULL_REORDER,
2698 ar->wmi.svc_map));
2699
2700 status = ath10k_htt_rx_alloc(&ar->htt);
2701 if (status) {
2702 ath10k_err(ar, "failed to alloc htt rx: %d\n", status);
2703 goto err_htt_tx_detach;
2704 }
2705
2706 status = ath10k_hif_start(ar);
2707 if (status) {
2708 ath10k_err(ar, "could not start HIF: %d\n", status);
2709 goto err_htt_rx_detach;
2710 }
2711
2712 status = ath10k_htc_wait_target(&ar->htc);
2713 if (status) {
2714 ath10k_err(ar, "failed to connect to HTC: %d\n", status);
2715 goto err_hif_stop;
2716 }
2717
2718 status = ath10k_hif_start_post(ar);
2719 if (status) {
2720 ath10k_err(ar, "failed to swap mailbox: %d\n", status);
2721 goto err_hif_stop;
2722 }
2723
2724 if (mode == ATH10K_FIRMWARE_MODE_NORMAL) {
2725 status = ath10k_htt_connect(&ar->htt);
2726 if (status) {
2727 ath10k_err(ar, "failed to connect htt (%d)\n", status);
2728 goto err_hif_stop;
2729 }
2730 }
2731
2732 status = ath10k_wmi_connect(ar);
2733 if (status) {
2734 ath10k_err(ar, "could not connect wmi: %d\n", status);
2735 goto err_hif_stop;
2736 }
2737
2738 status = ath10k_htc_start(&ar->htc);
2739 if (status) {
2740 ath10k_err(ar, "failed to start htc: %d\n", status);
2741 goto err_hif_stop;
2742 }
2743
2744 if (mode == ATH10K_FIRMWARE_MODE_NORMAL) {
2745 status = ath10k_wmi_wait_for_service_ready(ar);
2746 if (status) {
2747 ath10k_warn(ar, "wmi service ready event not received");
2748 goto err_hif_stop;
2749 }
2750 }
2751
2752 ath10k_dbg(ar, ATH10K_DBG_BOOT, "firmware %s booted\n",
2753 ar->hw->wiphy->fw_version);
2754
2755 if (test_bit(WMI_SERVICE_EXT_RES_CFG_SUPPORT, ar->wmi.svc_map) &&
2756 mode == ATH10K_FIRMWARE_MODE_NORMAL) {
2757 val = 0;
2758 if (ath10k_peer_stats_enabled(ar))
2759 val = WMI_10_4_PEER_STATS;
2760
2761 /* Enable vdev stats by default */
2762 val |= WMI_10_4_VDEV_STATS;
2763
2764 if (test_bit(WMI_SERVICE_BSS_CHANNEL_INFO_64, ar->wmi.svc_map))
2765 val |= WMI_10_4_BSS_CHANNEL_INFO_64;
2766
2767 ath10k_core_fetch_btcoex_dt(ar);
2768
2769 /* 10.4 firmware supports BT-Coex without reloading firmware
2770 * via pdev param. To support Bluetooth coexistence pdev param,
2771 * WMI_COEX_GPIO_SUPPORT of extended resource config should be
2772 * enabled always.
2773 *
2774 * We can still enable BTCOEX if firmware has the support
2775 * eventhough btceox_support value is
2776 * ATH10K_DT_BTCOEX_NOT_FOUND
2777 */
2778
2779 if (test_bit(WMI_SERVICE_COEX_GPIO, ar->wmi.svc_map) &&
2780 test_bit(ATH10K_FW_FEATURE_BTCOEX_PARAM,
2781 ar->running_fw->fw_file.fw_features) &&
2782 ar->coex_support)
2783 val |= WMI_10_4_COEX_GPIO_SUPPORT;
2784
2785 if (test_bit(WMI_SERVICE_TDLS_EXPLICIT_MODE_ONLY,
2786 ar->wmi.svc_map))
2787 val |= WMI_10_4_TDLS_EXPLICIT_MODE_ONLY;
2788
2789 if (test_bit(WMI_SERVICE_TDLS_UAPSD_BUFFER_STA,
2790 ar->wmi.svc_map))
2791 val |= WMI_10_4_TDLS_UAPSD_BUFFER_STA;
2792
2793 if (test_bit(WMI_SERVICE_TX_DATA_ACK_RSSI,
2794 ar->wmi.svc_map))
2795 val |= WMI_10_4_TX_DATA_ACK_RSSI;
2796
2797 if (test_bit(WMI_SERVICE_REPORT_AIRTIME, ar->wmi.svc_map))
2798 val |= WMI_10_4_REPORT_AIRTIME;
2799
2800 status = ath10k_mac_ext_resource_config(ar, val);
2801 if (status) {
2802 ath10k_err(ar,
2803 "failed to send ext resource cfg command : %d\n",
2804 status);
2805 goto err_hif_stop;
2806 }
2807 }
2808
2809 status = ath10k_wmi_cmd_init(ar);
2810 if (status) {
2811 ath10k_err(ar, "could not send WMI init command (%d)\n",
2812 status);
2813 goto err_hif_stop;
2814 }
2815
2816 status = ath10k_wmi_wait_for_unified_ready(ar);
2817 if (status) {
2818 ath10k_err(ar, "wmi unified ready event not received\n");
2819 goto err_hif_stop;
2820 }
2821
2822 status = ath10k_core_compat_services(ar);
2823 if (status) {
2824 ath10k_err(ar, "compat services failed: %d\n", status);
2825 goto err_hif_stop;
2826 }
2827
2828 status = ath10k_wmi_pdev_set_base_macaddr(ar, ar->mac_addr);
2829 if (status && status != -EOPNOTSUPP) {
2830 ath10k_err(ar,
2831 "failed to set base mac address: %d\n", status);
2832 goto err_hif_stop;
2833 }
2834
2835 /* Some firmware revisions do not properly set up hardware rx filter
2836 * registers.
2837 *
2838 * A known example from QCA9880 and 10.2.4 is that MAC_PCU_ADDR1_MASK
2839 * is filled with 0s instead of 1s allowing HW to respond with ACKs to
2840 * any frames that matches MAC_PCU_RX_FILTER which is also
2841 * misconfigured to accept anything.
2842 *
2843 * The ADDR1 is programmed using internal firmware structure field and
2844 * can't be (easily/sanely) reached from the driver explicitly. It is
2845 * possible to implicitly make it correct by creating a dummy vdev and
2846 * then deleting it.
2847 */
2848 if (ar->hw_params.hw_filter_reset_required &&
2849 mode == ATH10K_FIRMWARE_MODE_NORMAL) {
2850 status = ath10k_core_reset_rx_filter(ar);
2851 if (status) {
2852 ath10k_err(ar,
2853 "failed to reset rx filter: %d\n", status);
2854 goto err_hif_stop;
2855 }
2856 }
2857
2858 status = ath10k_htt_rx_ring_refill(ar);
2859 if (status) {
2860 ath10k_err(ar, "failed to refill htt rx ring: %d\n", status);
2861 goto err_hif_stop;
2862 }
2863
2864 if (ar->max_num_vdevs >= 64)
2865 ar->free_vdev_map = 0xFFFFFFFFFFFFFFFFLL;
2866 else
2867 ar->free_vdev_map = (1LL << ar->max_num_vdevs) - 1;
2868
2869 INIT_LIST_HEAD(&ar->arvifs);
2870
2871 /* we don't care about HTT in UTF mode */
2872 if (mode == ATH10K_FIRMWARE_MODE_NORMAL) {
2873 status = ath10k_htt_setup(&ar->htt);
2874 if (status) {
2875 ath10k_err(ar, "failed to setup htt: %d\n", status);
2876 goto err_hif_stop;
2877 }
2878 }
2879
2880 status = ath10k_debug_start(ar);
2881 if (status)
2882 goto err_hif_stop;
2883
2884 status = ath10k_hif_set_target_log_mode(ar, fw_diag_log);
2885 if (status && status != -EOPNOTSUPP) {
2886 ath10k_warn(ar, "set target log mode failed: %d\n", status);
2887 goto err_hif_stop;
2888 }
2889
2890 return 0;
2891
2892err_hif_stop:
2893 ath10k_hif_stop(ar);
2894err_htt_rx_detach:
2895 ath10k_htt_rx_free(&ar->htt);
2896err_htt_tx_detach:
2897 ath10k_htt_tx_free(&ar->htt);
2898err_wmi_detach:
2899 ath10k_wmi_detach(ar);
2900err:
2901 return status;
2902}
2903EXPORT_SYMBOL(ath10k_core_start);
2904
2905int ath10k_wait_for_suspend(struct ath10k *ar, u32 suspend_opt)
2906{
2907 int ret;
2908 unsigned long time_left;
2909
2910 reinit_completion(&ar->target_suspend);
2911
2912 ret = ath10k_wmi_pdev_suspend_target(ar, suspend_opt);
2913 if (ret) {
2914 ath10k_warn(ar, "could not suspend target (%d)\n", ret);
2915 return ret;
2916 }
2917
2918 time_left = wait_for_completion_timeout(&ar->target_suspend, 1 * HZ);
2919
2920 if (!time_left) {
2921 ath10k_warn(ar, "suspend timed out - target pause event never came\n");
2922 return -ETIMEDOUT;
2923 }
2924
2925 return 0;
2926}
2927
2928void ath10k_core_stop(struct ath10k *ar)
2929{
2930 lockdep_assert_held(&ar->conf_mutex);
2931 ath10k_debug_stop(ar);
2932
2933 /* try to suspend target */
2934 if (ar->state != ATH10K_STATE_RESTARTING &&
2935 ar->state != ATH10K_STATE_UTF)
2936 ath10k_wait_for_suspend(ar, WMI_PDEV_SUSPEND_AND_DISABLE_INTR);
2937
2938 ath10k_hif_stop(ar);
2939 ath10k_htt_tx_stop(&ar->htt);
2940 ath10k_htt_rx_free(&ar->htt);
2941 ath10k_wmi_detach(ar);
2942
2943 ar->id.bmi_ids_valid = false;
2944}
2945EXPORT_SYMBOL(ath10k_core_stop);
2946
2947/* mac80211 manages fw/hw initialization through start/stop hooks. However in
2948 * order to know what hw capabilities should be advertised to mac80211 it is
2949 * necessary to load the firmware (and tear it down immediately since start
2950 * hook will try to init it again) before registering
2951 */
2952static int ath10k_core_probe_fw(struct ath10k *ar)
2953{
2954 struct bmi_target_info target_info;
2955 int ret = 0;
2956
2957 ret = ath10k_hif_power_up(ar, ATH10K_FIRMWARE_MODE_NORMAL);
2958 if (ret) {
2959 ath10k_err(ar, "could not power on hif bus (%d)\n", ret);
2960 return ret;
2961 }
2962
2963 switch (ar->hif.bus) {
2964 case ATH10K_BUS_SDIO:
2965 memset(&target_info, 0, sizeof(target_info));
2966 ret = ath10k_bmi_get_target_info_sdio(ar, &target_info);
2967 if (ret) {
2968 ath10k_err(ar, "could not get target info (%d)\n", ret);
2969 goto err_power_down;
2970 }
2971 ar->target_version = target_info.version;
2972 ar->hw->wiphy->hw_version = target_info.version;
2973 break;
2974 case ATH10K_BUS_PCI:
2975 case ATH10K_BUS_AHB:
2976 case ATH10K_BUS_USB:
2977 memset(&target_info, 0, sizeof(target_info));
2978 ret = ath10k_bmi_get_target_info(ar, &target_info);
2979 if (ret) {
2980 ath10k_err(ar, "could not get target info (%d)\n", ret);
2981 goto err_power_down;
2982 }
2983 ar->target_version = target_info.version;
2984 ar->hw->wiphy->hw_version = target_info.version;
2985 break;
2986 case ATH10K_BUS_SNOC:
2987 memset(&target_info, 0, sizeof(target_info));
2988 ret = ath10k_hif_get_target_info(ar, &target_info);
2989 if (ret) {
2990 ath10k_err(ar, "could not get target info (%d)\n", ret);
2991 goto err_power_down;
2992 }
2993 ar->target_version = target_info.version;
2994 ar->hw->wiphy->hw_version = target_info.version;
2995 break;
2996 default:
2997 ath10k_err(ar, "incorrect hif bus type: %d\n", ar->hif.bus);
2998 }
2999
3000 ret = ath10k_init_hw_params(ar);
3001 if (ret) {
3002 ath10k_err(ar, "could not get hw params (%d)\n", ret);
3003 goto err_power_down;
3004 }
3005
3006 ret = ath10k_core_fetch_firmware_files(ar);
3007 if (ret) {
3008 ath10k_err(ar, "could not fetch firmware files (%d)\n", ret);
3009 goto err_power_down;
3010 }
3011
3012 BUILD_BUG_ON(sizeof(ar->hw->wiphy->fw_version) !=
3013 sizeof(ar->normal_mode_fw.fw_file.fw_version));
3014 memcpy(ar->hw->wiphy->fw_version, ar->normal_mode_fw.fw_file.fw_version,
3015 sizeof(ar->hw->wiphy->fw_version));
3016
3017 ath10k_debug_print_hwfw_info(ar);
3018
3019 if (!test_bit(ATH10K_FW_FEATURE_NON_BMI,
3020 ar->normal_mode_fw.fw_file.fw_features)) {
3021 ret = ath10k_core_pre_cal_download(ar);
3022 if (ret) {
3023 /* pre calibration data download is not necessary
3024 * for all the chipsets. Ignore failures and continue.
3025 */
3026 ath10k_dbg(ar, ATH10K_DBG_BOOT,
3027 "could not load pre cal data: %d\n", ret);
3028 }
3029
3030 ret = ath10k_core_get_board_id_from_otp(ar);
3031 if (ret && ret != -EOPNOTSUPP) {
3032 ath10k_err(ar, "failed to get board id from otp: %d\n",
3033 ret);
3034 goto err_free_firmware_files;
3035 }
3036
3037 ret = ath10k_core_check_smbios(ar);
3038 if (ret)
3039 ath10k_dbg(ar, ATH10K_DBG_BOOT, "SMBIOS bdf variant name not set.\n");
3040
3041 ret = ath10k_core_check_dt(ar);
3042 if (ret)
3043 ath10k_dbg(ar, ATH10K_DBG_BOOT, "DT bdf variant name not set.\n");
3044
3045 ret = ath10k_core_fetch_board_file(ar, ATH10K_BD_IE_BOARD);
3046 if (ret) {
3047 ath10k_err(ar, "failed to fetch board file: %d\n", ret);
3048 goto err_free_firmware_files;
3049 }
3050
3051 ath10k_debug_print_board_info(ar);
3052 }
3053
3054 device_get_mac_address(ar->dev, ar->mac_addr, sizeof(ar->mac_addr));
3055
3056 ret = ath10k_core_init_firmware_features(ar);
3057 if (ret) {
3058 ath10k_err(ar, "fatal problem with firmware features: %d\n",
3059 ret);
3060 goto err_free_firmware_files;
3061 }
3062
3063 if (!test_bit(ATH10K_FW_FEATURE_NON_BMI,
3064 ar->normal_mode_fw.fw_file.fw_features)) {
3065 ret = ath10k_swap_code_seg_init(ar,
3066 &ar->normal_mode_fw.fw_file);
3067 if (ret) {
3068 ath10k_err(ar, "failed to initialize code swap segment: %d\n",
3069 ret);
3070 goto err_free_firmware_files;
3071 }
3072 }
3073
3074 mutex_lock(&ar->conf_mutex);
3075
3076 ret = ath10k_core_start(ar, ATH10K_FIRMWARE_MODE_NORMAL,
3077 &ar->normal_mode_fw);
3078 if (ret) {
3079 ath10k_err(ar, "could not init core (%d)\n", ret);
3080 goto err_unlock;
3081 }
3082
3083 ath10k_debug_print_boot_info(ar);
3084 ath10k_core_stop(ar);
3085
3086 mutex_unlock(&ar->conf_mutex);
3087
3088 ath10k_hif_power_down(ar);
3089 return 0;
3090
3091err_unlock:
3092 mutex_unlock(&ar->conf_mutex);
3093
3094err_free_firmware_files:
3095 ath10k_core_free_firmware_files(ar);
3096
3097err_power_down:
3098 ath10k_hif_power_down(ar);
3099
3100 return ret;
3101}
3102
3103static void ath10k_core_register_work(struct work_struct *work)
3104{
3105 struct ath10k *ar = container_of(work, struct ath10k, register_work);
3106 int status;
3107
3108 /* peer stats are enabled by default */
3109 set_bit(ATH10K_FLAG_PEER_STATS, &ar->dev_flags);
3110
3111 status = ath10k_core_probe_fw(ar);
3112 if (status) {
3113 ath10k_err(ar, "could not probe fw (%d)\n", status);
3114 goto err;
3115 }
3116
3117 status = ath10k_mac_register(ar);
3118 if (status) {
3119 ath10k_err(ar, "could not register to mac80211 (%d)\n", status);
3120 goto err_release_fw;
3121 }
3122
3123 status = ath10k_coredump_register(ar);
3124 if (status) {
3125 ath10k_err(ar, "unable to register coredump\n");
3126 goto err_unregister_mac;
3127 }
3128
3129 status = ath10k_debug_register(ar);
3130 if (status) {
3131 ath10k_err(ar, "unable to initialize debugfs\n");
3132 goto err_unregister_coredump;
3133 }
3134
3135 status = ath10k_spectral_create(ar);
3136 if (status) {
3137 ath10k_err(ar, "failed to initialize spectral\n");
3138 goto err_debug_destroy;
3139 }
3140
3141 status = ath10k_thermal_register(ar);
3142 if (status) {
3143 ath10k_err(ar, "could not register thermal device: %d\n",
3144 status);
3145 goto err_spectral_destroy;
3146 }
3147
3148 set_bit(ATH10K_FLAG_CORE_REGISTERED, &ar->dev_flags);
3149 return;
3150
3151err_spectral_destroy:
3152 ath10k_spectral_destroy(ar);
3153err_debug_destroy:
3154 ath10k_debug_destroy(ar);
3155err_unregister_coredump:
3156 ath10k_coredump_unregister(ar);
3157err_unregister_mac:
3158 ath10k_mac_unregister(ar);
3159err_release_fw:
3160 ath10k_core_free_firmware_files(ar);
3161err:
3162 /* TODO: It's probably a good idea to release device from the driver
3163 * but calling device_release_driver() here will cause a deadlock.
3164 */
3165 return;
3166}
3167
3168int ath10k_core_register(struct ath10k *ar,
3169 const struct ath10k_bus_params *bus_params)
3170{
3171 ar->bus_param = *bus_params;
3172
3173 queue_work(ar->workqueue, &ar->register_work);
3174
3175 return 0;
3176}
3177EXPORT_SYMBOL(ath10k_core_register);
3178
3179void ath10k_core_unregister(struct ath10k *ar)
3180{
3181 cancel_work_sync(&ar->register_work);
3182
3183 if (!test_bit(ATH10K_FLAG_CORE_REGISTERED, &ar->dev_flags))
3184 return;
3185
3186 ath10k_thermal_unregister(ar);
3187 /* Stop spectral before unregistering from mac80211 to remove the
3188 * relayfs debugfs file cleanly. Otherwise the parent debugfs tree
3189 * would be already be free'd recursively, leading to a double free.
3190 */
3191 ath10k_spectral_destroy(ar);
3192
3193 /* We must unregister from mac80211 before we stop HTC and HIF.
3194 * Otherwise we will fail to submit commands to FW and mac80211 will be
3195 * unhappy about callback failures.
3196 */
3197 ath10k_mac_unregister(ar);
3198
3199 ath10k_testmode_destroy(ar);
3200
3201 ath10k_core_free_firmware_files(ar);
3202 ath10k_core_free_board_files(ar);
3203
3204 ath10k_debug_unregister(ar);
3205}
3206EXPORT_SYMBOL(ath10k_core_unregister);
3207
3208struct ath10k *ath10k_core_create(size_t priv_size, struct device *dev,
3209 enum ath10k_bus bus,
3210 enum ath10k_hw_rev hw_rev,
3211 const struct ath10k_hif_ops *hif_ops)
3212{
3213 struct ath10k *ar;
3214 int ret;
3215
3216 ar = ath10k_mac_create(priv_size);
3217 if (!ar)
3218 return NULL;
3219
3220 ar->ath_common.priv = ar;
3221 ar->ath_common.hw = ar->hw;
3222 ar->dev = dev;
3223 ar->hw_rev = hw_rev;
3224 ar->hif.ops = hif_ops;
3225 ar->hif.bus = bus;
3226
3227 switch (hw_rev) {
3228 case ATH10K_HW_QCA988X:
3229 case ATH10K_HW_QCA9887:
3230 ar->regs = &qca988x_regs;
3231 ar->hw_ce_regs = &qcax_ce_regs;
3232 ar->hw_values = &qca988x_values;
3233 break;
3234 case ATH10K_HW_QCA6174:
3235 case ATH10K_HW_QCA9377:
3236 ar->regs = &qca6174_regs;
3237 ar->hw_ce_regs = &qcax_ce_regs;
3238 ar->hw_values = &qca6174_values;
3239 break;
3240 case ATH10K_HW_QCA99X0:
3241 case ATH10K_HW_QCA9984:
3242 ar->regs = &qca99x0_regs;
3243 ar->hw_ce_regs = &qcax_ce_regs;
3244 ar->hw_values = &qca99x0_values;
3245 break;
3246 case ATH10K_HW_QCA9888:
3247 ar->regs = &qca99x0_regs;
3248 ar->hw_ce_regs = &qcax_ce_regs;
3249 ar->hw_values = &qca9888_values;
3250 break;
3251 case ATH10K_HW_QCA4019:
3252 ar->regs = &qca4019_regs;
3253 ar->hw_ce_regs = &qcax_ce_regs;
3254 ar->hw_values = &qca4019_values;
3255 break;
3256 case ATH10K_HW_WCN3990:
3257 ar->regs = &wcn3990_regs;
3258 ar->hw_ce_regs = &wcn3990_ce_regs;
3259 ar->hw_values = &wcn3990_values;
3260 break;
3261 default:
3262 ath10k_err(ar, "unsupported core hardware revision %d\n",
3263 hw_rev);
3264 ret = -ENOTSUPP;
3265 goto err_free_mac;
3266 }
3267
3268 init_completion(&ar->scan.started);
3269 init_completion(&ar->scan.completed);
3270 init_completion(&ar->scan.on_channel);
3271 init_completion(&ar->target_suspend);
3272 init_completion(&ar->driver_recovery);
3273 init_completion(&ar->wow.wakeup_completed);
3274
3275 init_completion(&ar->install_key_done);
3276 init_completion(&ar->vdev_setup_done);
3277 init_completion(&ar->vdev_delete_done);
3278 init_completion(&ar->thermal.wmi_sync);
3279 init_completion(&ar->bss_survey_done);
3280 init_completion(&ar->peer_delete_done);
3281 init_completion(&ar->peer_stats_info_complete);
3282
3283 INIT_DELAYED_WORK(&ar->scan.timeout, ath10k_scan_timeout_work);
3284
3285 ar->workqueue = create_singlethread_workqueue("ath10k_wq");
3286 if (!ar->workqueue)
3287 goto err_free_mac;
3288
3289 ar->workqueue_aux = create_singlethread_workqueue("ath10k_aux_wq");
3290 if (!ar->workqueue_aux)
3291 goto err_free_wq;
3292
3293 ar->workqueue_tx_complete =
3294 create_singlethread_workqueue("ath10k_tx_complete_wq");
3295 if (!ar->workqueue_tx_complete)
3296 goto err_free_aux_wq;
3297
3298 mutex_init(&ar->conf_mutex);
3299 mutex_init(&ar->dump_mutex);
3300 spin_lock_init(&ar->data_lock);
3301
3302 INIT_LIST_HEAD(&ar->peers);
3303 init_waitqueue_head(&ar->peer_mapping_wq);
3304 init_waitqueue_head(&ar->htt.empty_tx_wq);
3305 init_waitqueue_head(&ar->wmi.tx_credits_wq);
3306
3307 skb_queue_head_init(&ar->htt.rx_indication_head);
3308
3309 init_completion(&ar->offchan_tx_completed);
3310 INIT_WORK(&ar->offchan_tx_work, ath10k_offchan_tx_work);
3311 skb_queue_head_init(&ar->offchan_tx_queue);
3312
3313 INIT_WORK(&ar->wmi_mgmt_tx_work, ath10k_mgmt_over_wmi_tx_work);
3314 skb_queue_head_init(&ar->wmi_mgmt_tx_queue);
3315
3316 INIT_WORK(&ar->register_work, ath10k_core_register_work);
3317 INIT_WORK(&ar->restart_work, ath10k_core_restart);
3318 INIT_WORK(&ar->set_coverage_class_work,
3319 ath10k_core_set_coverage_class_work);
3320
3321 init_dummy_netdev(&ar->napi_dev);
3322
3323 ret = ath10k_coredump_create(ar);
3324 if (ret)
3325 goto err_free_tx_complete;
3326
3327 ret = ath10k_debug_create(ar);
3328 if (ret)
3329 goto err_free_coredump;
3330
3331 return ar;
3332
3333err_free_coredump:
3334 ath10k_coredump_destroy(ar);
3335err_free_tx_complete:
3336 destroy_workqueue(ar->workqueue_tx_complete);
3337err_free_aux_wq:
3338 destroy_workqueue(ar->workqueue_aux);
3339err_free_wq:
3340 destroy_workqueue(ar->workqueue);
3341err_free_mac:
3342 ath10k_mac_destroy(ar);
3343
3344 return NULL;
3345}
3346EXPORT_SYMBOL(ath10k_core_create);
3347
3348void ath10k_core_destroy(struct ath10k *ar)
3349{
3350 flush_workqueue(ar->workqueue);
3351 destroy_workqueue(ar->workqueue);
3352
3353 flush_workqueue(ar->workqueue_aux);
3354 destroy_workqueue(ar->workqueue_aux);
3355
3356 flush_workqueue(ar->workqueue_tx_complete);
3357 destroy_workqueue(ar->workqueue_tx_complete);
3358
3359 ath10k_debug_destroy(ar);
3360 ath10k_coredump_destroy(ar);
3361 ath10k_htt_tx_destroy(&ar->htt);
3362 ath10k_wmi_free_host_mem(ar);
3363 ath10k_mac_destroy(ar);
3364}
3365EXPORT_SYMBOL(ath10k_core_destroy);
3366
3367MODULE_AUTHOR("Qualcomm Atheros");
3368MODULE_DESCRIPTION("Core module for Qualcomm Atheros 802.11ac wireless LAN cards.");
3369MODULE_LICENSE("Dual BSD/GPL");