xref: /linux/drivers/net/wireless/ath/ath11k/core.c (revision 1a371190a375f98c9b106f758ea41558c3f92556)
1 // SPDX-License-Identifier: BSD-3-Clause-Clear
2 /*
3  * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved.
4  * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved.
5  */
6 
7 #include <linux/module.h>
8 #include <linux/slab.h>
9 #include <linux/remoteproc.h>
10 #include <linux/firmware.h>
11 #include <linux/of.h>
12 
13 #include "core.h"
14 #include "dp_tx.h"
15 #include "dp_rx.h"
16 #include "debug.h"
17 #include "hif.h"
18 #include "wow.h"
19 #include "fw.h"
20 
21 unsigned int ath11k_debug_mask;
22 EXPORT_SYMBOL(ath11k_debug_mask);
23 module_param_named(debug_mask, ath11k_debug_mask, uint, 0644);
24 MODULE_PARM_DESC(debug_mask, "Debugging mask");
25 
26 static unsigned int ath11k_crypto_mode;
27 module_param_named(crypto_mode, ath11k_crypto_mode, uint, 0644);
28 MODULE_PARM_DESC(crypto_mode, "crypto mode: 0-hardware, 1-software");
29 
30 /* frame mode values are mapped as per enum ath11k_hw_txrx_mode */
31 unsigned int ath11k_frame_mode = ATH11K_HW_TXRX_NATIVE_WIFI;
32 module_param_named(frame_mode, ath11k_frame_mode, uint, 0644);
33 MODULE_PARM_DESC(frame_mode,
34 		 "Datapath frame mode (0: raw, 1: native wifi (default), 2: ethernet)");
35 
36 bool ath11k_ftm_mode;
37 module_param_named(ftm_mode, ath11k_ftm_mode, bool, 0444);
38 MODULE_PARM_DESC(ftm_mode, "Boots up in factory test mode");
39 
40 static const struct ath11k_hw_params ath11k_hw_params[] = {
41 	{
42 		.hw_rev = ATH11K_HW_IPQ8074,
43 		.name = "ipq8074 hw2.0",
44 		.fw = {
45 			.dir = "IPQ8074/hw2.0",
46 			.board_size = 256 * 1024,
47 			.cal_offset = 128 * 1024,
48 		},
49 		.max_radios = 3,
50 		.bdf_addr = 0x4B0C0000,
51 		.hw_ops = &ipq8074_ops,
52 		.ring_mask = &ath11k_hw_ring_mask_ipq8074,
53 		.internal_sleep_clock = false,
54 		.regs = &ipq8074_regs,
55 		.qmi_service_ins_id = ATH11K_QMI_WLFW_SERVICE_INS_ID_V01_IPQ8074,
56 		.host_ce_config = ath11k_host_ce_config_ipq8074,
57 		.ce_count = 12,
58 		.target_ce_config = ath11k_target_ce_config_wlan_ipq8074,
59 		.target_ce_count = 11,
60 		.svc_to_ce_map = ath11k_target_service_to_ce_map_wlan_ipq8074,
61 		.svc_to_ce_map_len = 21,
62 		.ce_ie_addr = &ath11k_ce_ie_addr_ipq8074,
63 		.single_pdev_only = false,
64 		.rxdma1_enable = true,
65 		.num_rxdma_per_pdev = 1,
66 		.rx_mac_buf_ring = false,
67 		.vdev_start_delay = false,
68 		.htt_peer_map_v2 = true,
69 
70 		.spectral = {
71 			.fft_sz = 2,
72 			/* HW bug, expected BIN size is 2 bytes but HW report as 4 bytes.
73 			 * so added pad size as 2 bytes to compensate the BIN size
74 			 */
75 			.fft_pad_sz = 2,
76 			.summary_pad_sz = 0,
77 			.fft_hdr_len = 16,
78 			.max_fft_bins = 512,
79 			.fragment_160mhz = true,
80 		},
81 
82 		.interface_modes = BIT(NL80211_IFTYPE_STATION) |
83 					BIT(NL80211_IFTYPE_AP) |
84 					BIT(NL80211_IFTYPE_MESH_POINT),
85 		.supports_monitor = true,
86 		.full_monitor_mode = false,
87 		.supports_shadow_regs = false,
88 		.idle_ps = false,
89 		.supports_sta_ps = false,
90 		.coldboot_cal_mm = true,
91 		.coldboot_cal_ftm = true,
92 		.cbcal_restart_fw = true,
93 		.fw_mem_mode = 0,
94 		.num_vdevs = 16 + 1,
95 		.num_peers = 512,
96 		.supports_suspend = false,
97 		.hal_desc_sz = sizeof(struct hal_rx_desc_ipq8074),
98 		.supports_regdb = false,
99 		.fix_l1ss = true,
100 		.credit_flow = false,
101 		.max_tx_ring = DP_TCL_NUM_RING_MAX,
102 		.hal_params = &ath11k_hw_hal_params_ipq8074,
103 		.supports_dynamic_smps_6ghz = false,
104 		.alloc_cacheable_memory = true,
105 		.supports_rssi_stats = false,
106 		.fw_wmi_diag_event = false,
107 		.current_cc_support = false,
108 		.dbr_debug_support = true,
109 		.global_reset = false,
110 		.bios_sar_capa = NULL,
111 		.m3_fw_support = false,
112 		.fixed_bdf_addr = true,
113 		.fixed_mem_region = true,
114 		.static_window_map = false,
115 		.hybrid_bus_type = false,
116 		.fixed_fw_mem = false,
117 		.support_off_channel_tx = false,
118 		.supports_multi_bssid = false,
119 
120 		.sram_dump = {},
121 
122 		.tcl_ring_retry = true,
123 		.tx_ring_size = DP_TCL_DATA_RING_SIZE,
124 		.smp2p_wow_exit = false,
125 		.support_dual_stations = false,
126 	},
127 	{
128 		.hw_rev = ATH11K_HW_IPQ6018_HW10,
129 		.name = "ipq6018 hw1.0",
130 		.fw = {
131 			.dir = "IPQ6018/hw1.0",
132 			.board_size = 256 * 1024,
133 			.cal_offset = 128 * 1024,
134 		},
135 		.max_radios = 2,
136 		.bdf_addr = 0x4ABC0000,
137 		.hw_ops = &ipq6018_ops,
138 		.ring_mask = &ath11k_hw_ring_mask_ipq8074,
139 		.internal_sleep_clock = false,
140 		.regs = &ipq8074_regs,
141 		.qmi_service_ins_id = ATH11K_QMI_WLFW_SERVICE_INS_ID_V01_IPQ8074,
142 		.host_ce_config = ath11k_host_ce_config_ipq8074,
143 		.ce_count = 12,
144 		.target_ce_config = ath11k_target_ce_config_wlan_ipq8074,
145 		.target_ce_count = 11,
146 		.svc_to_ce_map = ath11k_target_service_to_ce_map_wlan_ipq6018,
147 		.svc_to_ce_map_len = 19,
148 		.ce_ie_addr = &ath11k_ce_ie_addr_ipq8074,
149 		.single_pdev_only = false,
150 		.rxdma1_enable = true,
151 		.num_rxdma_per_pdev = 1,
152 		.rx_mac_buf_ring = false,
153 		.vdev_start_delay = false,
154 		.htt_peer_map_v2 = true,
155 
156 		.spectral = {
157 			.fft_sz = 4,
158 			.fft_pad_sz = 0,
159 			.summary_pad_sz = 0,
160 			.fft_hdr_len = 16,
161 			.max_fft_bins = 512,
162 			.fragment_160mhz = true,
163 		},
164 
165 		.interface_modes = BIT(NL80211_IFTYPE_STATION) |
166 					BIT(NL80211_IFTYPE_AP) |
167 					BIT(NL80211_IFTYPE_MESH_POINT),
168 		.supports_monitor = true,
169 		.full_monitor_mode = false,
170 		.supports_shadow_regs = false,
171 		.idle_ps = false,
172 		.supports_sta_ps = false,
173 		.coldboot_cal_mm = true,
174 		.coldboot_cal_ftm = true,
175 		.cbcal_restart_fw = true,
176 		.fw_mem_mode = 0,
177 		.num_vdevs = 16 + 1,
178 		.num_peers = 512,
179 		.supports_suspend = false,
180 		.hal_desc_sz = sizeof(struct hal_rx_desc_ipq8074),
181 		.supports_regdb = false,
182 		.fix_l1ss = true,
183 		.credit_flow = false,
184 		.max_tx_ring = DP_TCL_NUM_RING_MAX,
185 		.hal_params = &ath11k_hw_hal_params_ipq8074,
186 		.supports_dynamic_smps_6ghz = false,
187 		.alloc_cacheable_memory = true,
188 		.supports_rssi_stats = false,
189 		.fw_wmi_diag_event = false,
190 		.current_cc_support = false,
191 		.dbr_debug_support = true,
192 		.global_reset = false,
193 		.bios_sar_capa = NULL,
194 		.m3_fw_support = false,
195 		.fixed_bdf_addr = true,
196 		.fixed_mem_region = true,
197 		.static_window_map = false,
198 		.hybrid_bus_type = false,
199 		.fixed_fw_mem = false,
200 		.support_off_channel_tx = false,
201 		.supports_multi_bssid = false,
202 
203 		.sram_dump = {},
204 
205 		.tcl_ring_retry = true,
206 		.tx_ring_size = DP_TCL_DATA_RING_SIZE,
207 		.smp2p_wow_exit = false,
208 		.support_fw_mac_sequence = false,
209 		.support_dual_stations = false,
210 	},
211 	{
212 		.name = "qca6390 hw2.0",
213 		.hw_rev = ATH11K_HW_QCA6390_HW20,
214 		.fw = {
215 			.dir = "QCA6390/hw2.0",
216 			.board_size = 256 * 1024,
217 			.cal_offset = 128 * 1024,
218 		},
219 		.max_radios = 3,
220 		.bdf_addr = 0x4B0C0000,
221 		.hw_ops = &qca6390_ops,
222 		.ring_mask = &ath11k_hw_ring_mask_qca6390,
223 		.internal_sleep_clock = true,
224 		.regs = &qca6390_regs,
225 		.qmi_service_ins_id = ATH11K_QMI_WLFW_SERVICE_INS_ID_V01_QCA6390,
226 		.host_ce_config = ath11k_host_ce_config_qca6390,
227 		.ce_count = 9,
228 		.target_ce_config = ath11k_target_ce_config_wlan_qca6390,
229 		.target_ce_count = 9,
230 		.svc_to_ce_map = ath11k_target_service_to_ce_map_wlan_qca6390,
231 		.svc_to_ce_map_len = 14,
232 		.ce_ie_addr = &ath11k_ce_ie_addr_ipq8074,
233 		.single_pdev_only = true,
234 		.rxdma1_enable = false,
235 		.num_rxdma_per_pdev = 2,
236 		.rx_mac_buf_ring = true,
237 		.vdev_start_delay = true,
238 		.htt_peer_map_v2 = false,
239 
240 		.spectral = {
241 			.fft_sz = 0,
242 			.fft_pad_sz = 0,
243 			.summary_pad_sz = 0,
244 			.fft_hdr_len = 0,
245 			.max_fft_bins = 0,
246 			.fragment_160mhz = false,
247 		},
248 
249 		.interface_modes = BIT(NL80211_IFTYPE_STATION) |
250 					BIT(NL80211_IFTYPE_AP) |
251 					BIT(NL80211_IFTYPE_P2P_DEVICE) |
252 					BIT(NL80211_IFTYPE_P2P_CLIENT) |
253 					BIT(NL80211_IFTYPE_P2P_GO),
254 		.supports_monitor = false,
255 		.full_monitor_mode = false,
256 		.supports_shadow_regs = true,
257 		.idle_ps = true,
258 		.supports_sta_ps = true,
259 		.coldboot_cal_mm = false,
260 		.coldboot_cal_ftm = false,
261 		.cbcal_restart_fw = false,
262 		.fw_mem_mode = 0,
263 		.num_vdevs = 2 + 1,
264 		.num_peers = 512,
265 		.supports_suspend = true,
266 		.hal_desc_sz = sizeof(struct hal_rx_desc_ipq8074),
267 		.supports_regdb = false,
268 		.fix_l1ss = true,
269 		.credit_flow = true,
270 		.max_tx_ring = DP_TCL_NUM_RING_MAX_QCA6390,
271 		.hal_params = &ath11k_hw_hal_params_qca6390,
272 		.supports_dynamic_smps_6ghz = false,
273 		.alloc_cacheable_memory = false,
274 		.supports_rssi_stats = true,
275 		.fw_wmi_diag_event = true,
276 		.current_cc_support = true,
277 		.dbr_debug_support = false,
278 		.global_reset = true,
279 		.bios_sar_capa = NULL,
280 		.m3_fw_support = true,
281 		.fixed_bdf_addr = false,
282 		.fixed_mem_region = false,
283 		.static_window_map = false,
284 		.hybrid_bus_type = false,
285 		.fixed_fw_mem = false,
286 		.support_off_channel_tx = true,
287 		.supports_multi_bssid = true,
288 
289 		.sram_dump = {
290 			.start = 0x01400000,
291 			.end = 0x0171ffff,
292 		},
293 
294 		.tcl_ring_retry = true,
295 		.tx_ring_size = DP_TCL_DATA_RING_SIZE,
296 		.smp2p_wow_exit = false,
297 		.support_fw_mac_sequence = true,
298 		.support_dual_stations = true,
299 	},
300 	{
301 		.name = "qcn9074 hw1.0",
302 		.hw_rev = ATH11K_HW_QCN9074_HW10,
303 		.fw = {
304 			.dir = "QCN9074/hw1.0",
305 			.board_size = 256 * 1024,
306 			.cal_offset = 128 * 1024,
307 		},
308 		.max_radios = 1,
309 		.single_pdev_only = false,
310 		.qmi_service_ins_id = ATH11K_QMI_WLFW_SERVICE_INS_ID_V01_QCN9074,
311 		.hw_ops = &qcn9074_ops,
312 		.ring_mask = &ath11k_hw_ring_mask_qcn9074,
313 		.internal_sleep_clock = false,
314 		.regs = &qcn9074_regs,
315 		.host_ce_config = ath11k_host_ce_config_qcn9074,
316 		.ce_count = 6,
317 		.target_ce_config = ath11k_target_ce_config_wlan_qcn9074,
318 		.target_ce_count = 9,
319 		.svc_to_ce_map = ath11k_target_service_to_ce_map_wlan_qcn9074,
320 		.svc_to_ce_map_len = 18,
321 		.ce_ie_addr = &ath11k_ce_ie_addr_ipq8074,
322 		.rxdma1_enable = true,
323 		.num_rxdma_per_pdev = 1,
324 		.rx_mac_buf_ring = false,
325 		.vdev_start_delay = false,
326 		.htt_peer_map_v2 = true,
327 
328 		.spectral = {
329 			.fft_sz = 2,
330 			.fft_pad_sz = 0,
331 			.summary_pad_sz = 16,
332 			.fft_hdr_len = 24,
333 			.max_fft_bins = 1024,
334 			.fragment_160mhz = false,
335 		},
336 
337 		.interface_modes = BIT(NL80211_IFTYPE_STATION) |
338 					BIT(NL80211_IFTYPE_AP) |
339 					BIT(NL80211_IFTYPE_MESH_POINT),
340 		.supports_monitor = true,
341 		.full_monitor_mode = true,
342 		.supports_shadow_regs = false,
343 		.idle_ps = false,
344 		.supports_sta_ps = false,
345 		.coldboot_cal_mm = false,
346 		.coldboot_cal_ftm = true,
347 		.cbcal_restart_fw = true,
348 		.fw_mem_mode = 2,
349 		.num_vdevs = 8,
350 		.num_peers = 128,
351 		.supports_suspend = false,
352 		.hal_desc_sz = sizeof(struct hal_rx_desc_qcn9074),
353 		.supports_regdb = false,
354 		.fix_l1ss = true,
355 		.credit_flow = false,
356 		.max_tx_ring = DP_TCL_NUM_RING_MAX,
357 		.hal_params = &ath11k_hw_hal_params_ipq8074,
358 		.supports_dynamic_smps_6ghz = true,
359 		.alloc_cacheable_memory = true,
360 		.supports_rssi_stats = false,
361 		.fw_wmi_diag_event = false,
362 		.current_cc_support = false,
363 		.dbr_debug_support = true,
364 		.global_reset = false,
365 		.bios_sar_capa = NULL,
366 		.m3_fw_support = true,
367 		.fixed_bdf_addr = false,
368 		.fixed_mem_region = false,
369 		.static_window_map = true,
370 		.hybrid_bus_type = false,
371 		.fixed_fw_mem = false,
372 		.support_off_channel_tx = false,
373 		.supports_multi_bssid = false,
374 
375 		.sram_dump = {},
376 
377 		.tcl_ring_retry = true,
378 		.tx_ring_size = DP_TCL_DATA_RING_SIZE,
379 		.smp2p_wow_exit = false,
380 		.support_fw_mac_sequence = false,
381 		.support_dual_stations = false,
382 	},
383 	{
384 		.name = "wcn6855 hw2.0",
385 		.hw_rev = ATH11K_HW_WCN6855_HW20,
386 		.fw = {
387 			.dir = "WCN6855/hw2.0",
388 			.board_size = 256 * 1024,
389 			.cal_offset = 128 * 1024,
390 		},
391 		.max_radios = 3,
392 		.bdf_addr = 0x4B0C0000,
393 		.hw_ops = &wcn6855_ops,
394 		.ring_mask = &ath11k_hw_ring_mask_qca6390,
395 		.internal_sleep_clock = true,
396 		.regs = &wcn6855_regs,
397 		.qmi_service_ins_id = ATH11K_QMI_WLFW_SERVICE_INS_ID_V01_QCA6390,
398 		.host_ce_config = ath11k_host_ce_config_qca6390,
399 		.ce_count = 9,
400 		.target_ce_config = ath11k_target_ce_config_wlan_qca6390,
401 		.target_ce_count = 9,
402 		.svc_to_ce_map = ath11k_target_service_to_ce_map_wlan_qca6390,
403 		.svc_to_ce_map_len = 14,
404 		.ce_ie_addr = &ath11k_ce_ie_addr_ipq8074,
405 		.single_pdev_only = true,
406 		.rxdma1_enable = false,
407 		.num_rxdma_per_pdev = 2,
408 		.rx_mac_buf_ring = true,
409 		.vdev_start_delay = true,
410 		.htt_peer_map_v2 = false,
411 
412 		.spectral = {
413 			.fft_sz = 0,
414 			.fft_pad_sz = 0,
415 			.summary_pad_sz = 0,
416 			.fft_hdr_len = 0,
417 			.max_fft_bins = 0,
418 			.fragment_160mhz = false,
419 		},
420 
421 		.interface_modes = BIT(NL80211_IFTYPE_STATION) |
422 					BIT(NL80211_IFTYPE_AP) |
423 					BIT(NL80211_IFTYPE_P2P_DEVICE) |
424 					BIT(NL80211_IFTYPE_P2P_CLIENT) |
425 					BIT(NL80211_IFTYPE_P2P_GO),
426 		.supports_monitor = false,
427 		.full_monitor_mode = false,
428 		.supports_shadow_regs = true,
429 		.idle_ps = true,
430 		.supports_sta_ps = true,
431 		.coldboot_cal_mm = false,
432 		.coldboot_cal_ftm = false,
433 		.cbcal_restart_fw = false,
434 		.fw_mem_mode = 0,
435 		.num_vdevs = 2 + 1,
436 		.num_peers = 512,
437 		.supports_suspend = true,
438 		.hal_desc_sz = sizeof(struct hal_rx_desc_wcn6855),
439 		.supports_regdb = true,
440 		.fix_l1ss = false,
441 		.credit_flow = true,
442 		.max_tx_ring = DP_TCL_NUM_RING_MAX_QCA6390,
443 		.hal_params = &ath11k_hw_hal_params_qca6390,
444 		.supports_dynamic_smps_6ghz = false,
445 		.alloc_cacheable_memory = false,
446 		.supports_rssi_stats = true,
447 		.fw_wmi_diag_event = true,
448 		.current_cc_support = true,
449 		.dbr_debug_support = false,
450 		.global_reset = true,
451 		.bios_sar_capa = &ath11k_hw_sar_capa_wcn6855,
452 		.m3_fw_support = true,
453 		.fixed_bdf_addr = false,
454 		.fixed_mem_region = false,
455 		.static_window_map = false,
456 		.hybrid_bus_type = false,
457 		.fixed_fw_mem = false,
458 		.support_off_channel_tx = true,
459 		.supports_multi_bssid = true,
460 
461 		.sram_dump = {
462 			.start = 0x01400000,
463 			.end = 0x0177ffff,
464 		},
465 
466 		.tcl_ring_retry = true,
467 		.tx_ring_size = DP_TCL_DATA_RING_SIZE,
468 		.smp2p_wow_exit = false,
469 		.support_fw_mac_sequence = true,
470 		.support_dual_stations = true,
471 	},
472 	{
473 		.name = "wcn6855 hw2.1",
474 		.hw_rev = ATH11K_HW_WCN6855_HW21,
475 		.fw = {
476 			.dir = "WCN6855/hw2.1",
477 			.board_size = 256 * 1024,
478 			.cal_offset = 128 * 1024,
479 		},
480 		.max_radios = 3,
481 		.bdf_addr = 0x4B0C0000,
482 		.hw_ops = &wcn6855_ops,
483 		.ring_mask = &ath11k_hw_ring_mask_qca6390,
484 		.internal_sleep_clock = true,
485 		.regs = &wcn6855_regs,
486 		.qmi_service_ins_id = ATH11K_QMI_WLFW_SERVICE_INS_ID_V01_QCA6390,
487 		.host_ce_config = ath11k_host_ce_config_qca6390,
488 		.ce_count = 9,
489 		.target_ce_config = ath11k_target_ce_config_wlan_qca6390,
490 		.target_ce_count = 9,
491 		.svc_to_ce_map = ath11k_target_service_to_ce_map_wlan_qca6390,
492 		.svc_to_ce_map_len = 14,
493 		.single_pdev_only = true,
494 		.rxdma1_enable = false,
495 		.num_rxdma_per_pdev = 2,
496 		.rx_mac_buf_ring = true,
497 		.vdev_start_delay = true,
498 		.htt_peer_map_v2 = false,
499 
500 		.spectral = {
501 			.fft_sz = 0,
502 			.fft_pad_sz = 0,
503 			.summary_pad_sz = 0,
504 			.fft_hdr_len = 0,
505 			.max_fft_bins = 0,
506 			.fragment_160mhz = false,
507 		},
508 
509 		.interface_modes = BIT(NL80211_IFTYPE_STATION) |
510 					BIT(NL80211_IFTYPE_AP) |
511 					BIT(NL80211_IFTYPE_P2P_DEVICE) |
512 					BIT(NL80211_IFTYPE_P2P_CLIENT) |
513 					BIT(NL80211_IFTYPE_P2P_GO),
514 		.supports_monitor = false,
515 		.supports_shadow_regs = true,
516 		.idle_ps = true,
517 		.supports_sta_ps = true,
518 		.coldboot_cal_mm = false,
519 		.coldboot_cal_ftm = false,
520 		.cbcal_restart_fw = false,
521 		.fw_mem_mode = 0,
522 		.num_vdevs = 2 + 1,
523 		.num_peers = 512,
524 		.supports_suspend = true,
525 		.hal_desc_sz = sizeof(struct hal_rx_desc_wcn6855),
526 		.supports_regdb = true,
527 		.fix_l1ss = false,
528 		.credit_flow = true,
529 		.max_tx_ring = DP_TCL_NUM_RING_MAX_QCA6390,
530 		.hal_params = &ath11k_hw_hal_params_qca6390,
531 		.supports_dynamic_smps_6ghz = false,
532 		.alloc_cacheable_memory = false,
533 		.supports_rssi_stats = true,
534 		.fw_wmi_diag_event = true,
535 		.current_cc_support = true,
536 		.dbr_debug_support = false,
537 		.global_reset = true,
538 		.bios_sar_capa = &ath11k_hw_sar_capa_wcn6855,
539 		.m3_fw_support = true,
540 		.fixed_bdf_addr = false,
541 		.fixed_mem_region = false,
542 		.static_window_map = false,
543 		.hybrid_bus_type = false,
544 		.fixed_fw_mem = false,
545 		.support_off_channel_tx = true,
546 		.supports_multi_bssid = true,
547 
548 		.sram_dump = {
549 			.start = 0x01400000,
550 			.end = 0x0177ffff,
551 		},
552 
553 		.tcl_ring_retry = true,
554 		.tx_ring_size = DP_TCL_DATA_RING_SIZE,
555 		.smp2p_wow_exit = false,
556 		.support_fw_mac_sequence = true,
557 		.support_dual_stations = true,
558 	},
559 	{
560 		.name = "wcn6750 hw1.0",
561 		.hw_rev = ATH11K_HW_WCN6750_HW10,
562 		.fw = {
563 			.dir = "WCN6750/hw1.0",
564 			.board_size = 256 * 1024,
565 			.cal_offset = 128 * 1024,
566 		},
567 		.max_radios = 1,
568 		.bdf_addr = 0x4B0C0000,
569 		.hw_ops = &wcn6750_ops,
570 		.ring_mask = &ath11k_hw_ring_mask_wcn6750,
571 		.internal_sleep_clock = false,
572 		.regs = &wcn6750_regs,
573 		.qmi_service_ins_id = ATH11K_QMI_WLFW_SERVICE_INS_ID_V01_WCN6750,
574 		.host_ce_config = ath11k_host_ce_config_qca6390,
575 		.ce_count = 9,
576 		.target_ce_config = ath11k_target_ce_config_wlan_qca6390,
577 		.target_ce_count = 9,
578 		.svc_to_ce_map = ath11k_target_service_to_ce_map_wlan_qca6390,
579 		.svc_to_ce_map_len = 14,
580 		.ce_ie_addr = &ath11k_ce_ie_addr_ipq8074,
581 		.single_pdev_only = true,
582 		.rxdma1_enable = false,
583 		.num_rxdma_per_pdev = 1,
584 		.rx_mac_buf_ring = true,
585 		.vdev_start_delay = true,
586 		.htt_peer_map_v2 = false,
587 
588 		.spectral = {
589 			.fft_sz = 0,
590 			.fft_pad_sz = 0,
591 			.summary_pad_sz = 0,
592 			.fft_hdr_len = 0,
593 			.max_fft_bins = 0,
594 			.fragment_160mhz = false,
595 		},
596 
597 		.interface_modes = BIT(NL80211_IFTYPE_STATION) |
598 					BIT(NL80211_IFTYPE_AP),
599 		.supports_monitor = false,
600 		.supports_shadow_regs = true,
601 		.idle_ps = true,
602 		.supports_sta_ps = true,
603 		.coldboot_cal_mm = true,
604 		.coldboot_cal_ftm = true,
605 		.cbcal_restart_fw = false,
606 		.fw_mem_mode = 0,
607 		.num_vdevs = 3,
608 		.num_peers = 512,
609 		.supports_suspend = false,
610 		.hal_desc_sz = sizeof(struct hal_rx_desc_qcn9074),
611 		.supports_regdb = true,
612 		.fix_l1ss = false,
613 		.credit_flow = true,
614 		.max_tx_ring = DP_TCL_NUM_RING_MAX,
615 		.hal_params = &ath11k_hw_hal_params_wcn6750,
616 		.supports_dynamic_smps_6ghz = false,
617 		.alloc_cacheable_memory = false,
618 		.supports_rssi_stats = true,
619 		.fw_wmi_diag_event = false,
620 		.current_cc_support = true,
621 		.dbr_debug_support = false,
622 		.global_reset = false,
623 		.bios_sar_capa = &ath11k_hw_sar_capa_wcn6855,
624 		.m3_fw_support = false,
625 		.fixed_bdf_addr = false,
626 		.fixed_mem_region = false,
627 		.static_window_map = true,
628 		.hybrid_bus_type = true,
629 		.fixed_fw_mem = true,
630 		.support_off_channel_tx = true,
631 		.supports_multi_bssid = true,
632 
633 		.sram_dump = {},
634 
635 		.tcl_ring_retry = false,
636 		.tx_ring_size = DP_TCL_DATA_RING_SIZE_WCN6750,
637 		.smp2p_wow_exit = true,
638 		.support_fw_mac_sequence = true,
639 		.support_dual_stations = false,
640 	},
641 	{
642 		.hw_rev = ATH11K_HW_IPQ5018_HW10,
643 		.name = "ipq5018 hw1.0",
644 		.fw = {
645 			.dir = "IPQ5018/hw1.0",
646 			.board_size = 256 * 1024,
647 			.cal_offset = 128 * 1024,
648 		},
649 		.max_radios = MAX_RADIOS_5018,
650 		.bdf_addr = 0x4BA00000,
651 		/* hal_desc_sz and hw ops are similar to qcn9074 */
652 		.hal_desc_sz = sizeof(struct hal_rx_desc_qcn9074),
653 		.qmi_service_ins_id = ATH11K_QMI_WLFW_SERVICE_INS_ID_V01_IPQ8074,
654 		.ring_mask = &ath11k_hw_ring_mask_ipq8074,
655 		.credit_flow = false,
656 		.max_tx_ring = 1,
657 		.spectral = {
658 			.fft_sz = 2,
659 			.fft_pad_sz = 0,
660 			.summary_pad_sz = 16,
661 			.fft_hdr_len = 24,
662 			.max_fft_bins = 1024,
663 		},
664 		.internal_sleep_clock = false,
665 		.regs = &ipq5018_regs,
666 		.hw_ops = &ipq5018_ops,
667 		.host_ce_config = ath11k_host_ce_config_qcn9074,
668 		.ce_count = CE_CNT_5018,
669 		.target_ce_config = ath11k_target_ce_config_wlan_ipq5018,
670 		.target_ce_count = TARGET_CE_CNT_5018,
671 		.svc_to_ce_map = ath11k_target_service_to_ce_map_wlan_ipq5018,
672 		.svc_to_ce_map_len = SVC_CE_MAP_LEN_5018,
673 		.ce_ie_addr = &ath11k_ce_ie_addr_ipq5018,
674 		.ce_remap = &ath11k_ce_remap_ipq5018,
675 		.rxdma1_enable = true,
676 		.num_rxdma_per_pdev = RXDMA_PER_PDEV_5018,
677 		.rx_mac_buf_ring = false,
678 		.vdev_start_delay = false,
679 		.htt_peer_map_v2 = true,
680 		.interface_modes = BIT(NL80211_IFTYPE_STATION) |
681 			BIT(NL80211_IFTYPE_AP) |
682 			BIT(NL80211_IFTYPE_MESH_POINT),
683 		.supports_monitor = false,
684 		.supports_sta_ps = false,
685 		.supports_shadow_regs = false,
686 		.fw_mem_mode = 0,
687 		.num_vdevs = 16 + 1,
688 		.num_peers = 512,
689 		.supports_regdb = false,
690 		.idle_ps = false,
691 		.supports_suspend = false,
692 		.hal_params = &ath11k_hw_hal_params_ipq8074,
693 		.single_pdev_only = false,
694 		.coldboot_cal_mm = true,
695 		.coldboot_cal_ftm = true,
696 		.cbcal_restart_fw = true,
697 		.fix_l1ss = true,
698 		.supports_dynamic_smps_6ghz = false,
699 		.alloc_cacheable_memory = true,
700 		.supports_rssi_stats = false,
701 		.fw_wmi_diag_event = false,
702 		.current_cc_support = false,
703 		.dbr_debug_support = true,
704 		.global_reset = false,
705 		.bios_sar_capa = NULL,
706 		.m3_fw_support = false,
707 		.fixed_bdf_addr = true,
708 		.fixed_mem_region = true,
709 		.static_window_map = false,
710 		.hybrid_bus_type = false,
711 		.fixed_fw_mem = false,
712 		.support_off_channel_tx = false,
713 		.supports_multi_bssid = false,
714 
715 		.sram_dump = {},
716 
717 		.tcl_ring_retry = true,
718 		.tx_ring_size = DP_TCL_DATA_RING_SIZE,
719 		.smp2p_wow_exit = false,
720 		.support_fw_mac_sequence = false,
721 		.support_dual_stations = false,
722 	},
723 	{
724 		.name = "qca2066 hw2.1",
725 		.hw_rev = ATH11K_HW_QCA2066_HW21,
726 		.fw = {
727 			.dir = "QCA2066/hw2.1",
728 			.board_size = 256 * 1024,
729 			.cal_offset = 128 * 1024,
730 		},
731 		.max_radios = 3,
732 		.bdf_addr = 0x4B0C0000,
733 		.hw_ops = &wcn6855_ops,
734 		.ring_mask = &ath11k_hw_ring_mask_qca6390,
735 		.internal_sleep_clock = true,
736 		.regs = &wcn6855_regs,
737 		.qmi_service_ins_id = ATH11K_QMI_WLFW_SERVICE_INS_ID_V01_QCA6390,
738 		.host_ce_config = ath11k_host_ce_config_qca6390,
739 		.ce_count = 9,
740 		.target_ce_config = ath11k_target_ce_config_wlan_qca6390,
741 		.target_ce_count = 9,
742 		.svc_to_ce_map = ath11k_target_service_to_ce_map_wlan_qca6390,
743 		.svc_to_ce_map_len = 14,
744 		.ce_ie_addr = &ath11k_ce_ie_addr_ipq8074,
745 		.single_pdev_only = true,
746 		.rxdma1_enable = false,
747 		.num_rxdma_per_pdev = 2,
748 		.rx_mac_buf_ring = true,
749 		.vdev_start_delay = true,
750 		.htt_peer_map_v2 = false,
751 
752 		.spectral = {
753 			.fft_sz = 0,
754 			.fft_pad_sz = 0,
755 			.summary_pad_sz = 0,
756 			.fft_hdr_len = 0,
757 			.max_fft_bins = 0,
758 			.fragment_160mhz = false,
759 		},
760 
761 		.interface_modes = BIT(NL80211_IFTYPE_STATION) |
762 					BIT(NL80211_IFTYPE_AP) |
763 					BIT(NL80211_IFTYPE_P2P_DEVICE) |
764 					BIT(NL80211_IFTYPE_P2P_CLIENT) |
765 					BIT(NL80211_IFTYPE_P2P_GO),
766 		.supports_monitor = false,
767 		.full_monitor_mode = false,
768 		.supports_shadow_regs = true,
769 		.idle_ps = true,
770 		.supports_sta_ps = true,
771 		.coldboot_cal_mm = false,
772 		.coldboot_cal_ftm = false,
773 		.cbcal_restart_fw = false,
774 		.fw_mem_mode = 0,
775 		.num_vdevs = 2 + 1,
776 		.num_peers = 512,
777 		.supports_suspend = true,
778 		.hal_desc_sz = sizeof(struct hal_rx_desc_wcn6855),
779 		.supports_regdb = true,
780 		.fix_l1ss = false,
781 		.credit_flow = true,
782 		.max_tx_ring = DP_TCL_NUM_RING_MAX_QCA6390,
783 		.hal_params = &ath11k_hw_hal_params_qca6390,
784 		.supports_dynamic_smps_6ghz = false,
785 		.alloc_cacheable_memory = false,
786 		.supports_rssi_stats = true,
787 		.fw_wmi_diag_event = true,
788 		.current_cc_support = true,
789 		.dbr_debug_support = false,
790 		.global_reset = true,
791 		.bios_sar_capa = &ath11k_hw_sar_capa_wcn6855,
792 		.m3_fw_support = true,
793 		.fixed_bdf_addr = false,
794 		.fixed_mem_region = false,
795 		.static_window_map = false,
796 		.hybrid_bus_type = false,
797 		.fixed_fw_mem = false,
798 		.support_off_channel_tx = true,
799 		.supports_multi_bssid = true,
800 
801 		.sram_dump = {
802 			.start = 0x01400000,
803 			.end = 0x0177ffff,
804 		},
805 
806 		.tcl_ring_retry = true,
807 		.tx_ring_size = DP_TCL_DATA_RING_SIZE,
808 		.smp2p_wow_exit = false,
809 		.support_fw_mac_sequence = true,
810 		.support_dual_stations = true,
811 	},
812 };
813 
ath11k_core_get_single_pdev(struct ath11k_base * ab)814 static inline struct ath11k_pdev *ath11k_core_get_single_pdev(struct ath11k_base *ab)
815 {
816 	WARN_ON(!ab->hw_params.single_pdev_only);
817 
818 	return &ab->pdevs[0];
819 }
820 
ath11k_fw_stats_pdevs_free(struct list_head * head)821 void ath11k_fw_stats_pdevs_free(struct list_head *head)
822 {
823 	struct ath11k_fw_stats_pdev *i, *tmp;
824 
825 	list_for_each_entry_safe(i, tmp, head, list) {
826 		list_del(&i->list);
827 		kfree(i);
828 	}
829 }
830 
ath11k_fw_stats_vdevs_free(struct list_head * head)831 void ath11k_fw_stats_vdevs_free(struct list_head *head)
832 {
833 	struct ath11k_fw_stats_vdev *i, *tmp;
834 
835 	list_for_each_entry_safe(i, tmp, head, list) {
836 		list_del(&i->list);
837 		kfree(i);
838 	}
839 }
840 
ath11k_fw_stats_bcn_free(struct list_head * head)841 void ath11k_fw_stats_bcn_free(struct list_head *head)
842 {
843 	struct ath11k_fw_stats_bcn *i, *tmp;
844 
845 	list_for_each_entry_safe(i, tmp, head, list) {
846 		list_del(&i->list);
847 		kfree(i);
848 	}
849 }
850 
ath11k_fw_stats_init(struct ath11k * ar)851 void ath11k_fw_stats_init(struct ath11k *ar)
852 {
853 	INIT_LIST_HEAD(&ar->fw_stats.pdevs);
854 	INIT_LIST_HEAD(&ar->fw_stats.vdevs);
855 	INIT_LIST_HEAD(&ar->fw_stats.bcn);
856 
857 	init_completion(&ar->fw_stats_complete);
858 }
859 
ath11k_fw_stats_free(struct ath11k_fw_stats * stats)860 void ath11k_fw_stats_free(struct ath11k_fw_stats *stats)
861 {
862 	ath11k_fw_stats_pdevs_free(&stats->pdevs);
863 	ath11k_fw_stats_vdevs_free(&stats->vdevs);
864 	ath11k_fw_stats_bcn_free(&stats->bcn);
865 }
866 
ath11k_core_coldboot_cal_support(struct ath11k_base * ab)867 bool ath11k_core_coldboot_cal_support(struct ath11k_base *ab)
868 {
869 	if (!ath11k_cold_boot_cal)
870 		return false;
871 
872 	if (ath11k_ftm_mode)
873 		return ab->hw_params.coldboot_cal_ftm;
874 
875 	else
876 		return ab->hw_params.coldboot_cal_mm;
877 }
878 
ath11k_core_suspend(struct ath11k_base * ab)879 int ath11k_core_suspend(struct ath11k_base *ab)
880 {
881 	int ret;
882 	struct ath11k_pdev *pdev;
883 	struct ath11k *ar;
884 
885 	if (!ab->hw_params.supports_suspend)
886 		return -EOPNOTSUPP;
887 
888 	/* so far single_pdev_only chips have supports_suspend as true
889 	 * and only the first pdev is valid.
890 	 */
891 	pdev = ath11k_core_get_single_pdev(ab);
892 	ar = pdev->ar;
893 	if (!ar || ar->state != ATH11K_STATE_OFF)
894 		return 0;
895 
896 	ret = ath11k_dp_rx_pktlog_stop(ab, true);
897 	if (ret) {
898 		ath11k_warn(ab, "failed to stop dp rx (and timer) pktlog during suspend: %d\n",
899 			    ret);
900 		return ret;
901 	}
902 
903 	ret = ath11k_mac_wait_tx_complete(ar);
904 	if (ret) {
905 		ath11k_warn(ab, "failed to wait tx complete: %d\n", ret);
906 		return ret;
907 	}
908 
909 	ret = ath11k_wow_enable(ab);
910 	if (ret) {
911 		ath11k_warn(ab, "failed to enable wow during suspend: %d\n", ret);
912 		return ret;
913 	}
914 
915 	ret = ath11k_dp_rx_pktlog_stop(ab, false);
916 	if (ret) {
917 		ath11k_warn(ab, "failed to stop dp rx pktlog during suspend: %d\n",
918 			    ret);
919 		return ret;
920 	}
921 
922 	ath11k_ce_stop_shadow_timers(ab);
923 	ath11k_dp_stop_shadow_timers(ab);
924 
925 	ath11k_hif_irq_disable(ab);
926 	ath11k_hif_ce_irq_disable(ab);
927 
928 	ret = ath11k_hif_suspend(ab);
929 	if (ret) {
930 		ath11k_warn(ab, "failed to suspend hif: %d\n", ret);
931 		return ret;
932 	}
933 
934 	return 0;
935 }
936 EXPORT_SYMBOL(ath11k_core_suspend);
937 
ath11k_core_resume(struct ath11k_base * ab)938 int ath11k_core_resume(struct ath11k_base *ab)
939 {
940 	int ret;
941 	struct ath11k_pdev *pdev;
942 	struct ath11k *ar;
943 
944 	if (!ab->hw_params.supports_suspend)
945 		return -EOPNOTSUPP;
946 
947 	/* so far signle_pdev_only chips have supports_suspend as true
948 	 * and only the first pdev is valid.
949 	 */
950 	pdev = ath11k_core_get_single_pdev(ab);
951 	ar = pdev->ar;
952 	if (!ar || ar->state != ATH11K_STATE_OFF)
953 		return 0;
954 
955 	ret = ath11k_hif_resume(ab);
956 	if (ret) {
957 		ath11k_warn(ab, "failed to resume hif during resume: %d\n", ret);
958 		return ret;
959 	}
960 
961 	ath11k_hif_ce_irq_enable(ab);
962 	ath11k_hif_irq_enable(ab);
963 
964 	ret = ath11k_dp_rx_pktlog_start(ab);
965 	if (ret) {
966 		ath11k_warn(ab, "failed to start rx pktlog during resume: %d\n",
967 			    ret);
968 		return ret;
969 	}
970 
971 	ret = ath11k_wow_wakeup(ab);
972 	if (ret) {
973 		ath11k_warn(ab, "failed to wakeup wow during resume: %d\n", ret);
974 		return ret;
975 	}
976 
977 	return 0;
978 }
979 EXPORT_SYMBOL(ath11k_core_resume);
980 
ath11k_core_check_cc_code_bdfext(const struct dmi_header * hdr,void * data)981 static void ath11k_core_check_cc_code_bdfext(const struct dmi_header *hdr, void *data)
982 {
983 	struct ath11k_base *ab = data;
984 	const char *magic = ATH11K_SMBIOS_BDF_EXT_MAGIC;
985 	struct ath11k_smbios_bdf *smbios = (struct ath11k_smbios_bdf *)hdr;
986 	ssize_t copied;
987 	size_t len;
988 	int i;
989 
990 	if (ab->qmi.target.bdf_ext[0] != '\0')
991 		return;
992 
993 	if (hdr->type != ATH11K_SMBIOS_BDF_EXT_TYPE)
994 		return;
995 
996 	if (hdr->length != ATH11K_SMBIOS_BDF_EXT_LENGTH) {
997 		ath11k_dbg(ab, ATH11K_DBG_BOOT,
998 			   "wrong smbios bdf ext type length (%d).\n",
999 			   hdr->length);
1000 		return;
1001 	}
1002 
1003 	spin_lock_bh(&ab->base_lock);
1004 
1005 	switch (smbios->country_code_flag) {
1006 	case ATH11K_SMBIOS_CC_ISO:
1007 		ab->new_alpha2[0] = (smbios->cc_code >> 8) & 0xff;
1008 		ab->new_alpha2[1] = smbios->cc_code & 0xff;
1009 		ath11k_dbg(ab, ATH11K_DBG_BOOT, "smbios cc_code %c%c\n",
1010 			   ab->new_alpha2[0], ab->new_alpha2[1]);
1011 		break;
1012 	case ATH11K_SMBIOS_CC_WW:
1013 		ab->new_alpha2[0] = '0';
1014 		ab->new_alpha2[1] = '0';
1015 		ath11k_dbg(ab, ATH11K_DBG_BOOT, "smbios worldwide regdomain\n");
1016 		break;
1017 	default:
1018 		ath11k_dbg(ab, ATH11K_DBG_BOOT, "ignore smbios country code setting %d\n",
1019 			   smbios->country_code_flag);
1020 		break;
1021 	}
1022 
1023 	spin_unlock_bh(&ab->base_lock);
1024 
1025 	if (!smbios->bdf_enabled) {
1026 		ath11k_dbg(ab, ATH11K_DBG_BOOT, "bdf variant name not found.\n");
1027 		return;
1028 	}
1029 
1030 	/* Only one string exists (per spec) */
1031 	if (memcmp(smbios->bdf_ext, magic, strlen(magic)) != 0) {
1032 		ath11k_dbg(ab, ATH11K_DBG_BOOT,
1033 			   "bdf variant magic does not match.\n");
1034 		return;
1035 	}
1036 
1037 	len = min_t(size_t,
1038 		    strlen(smbios->bdf_ext), sizeof(ab->qmi.target.bdf_ext));
1039 	for (i = 0; i < len; i++) {
1040 		if (!isascii(smbios->bdf_ext[i]) || !isprint(smbios->bdf_ext[i])) {
1041 			ath11k_dbg(ab, ATH11K_DBG_BOOT,
1042 				   "bdf variant name contains non ascii chars.\n");
1043 			return;
1044 		}
1045 	}
1046 
1047 	/* Copy extension name without magic prefix */
1048 	copied = strscpy(ab->qmi.target.bdf_ext, smbios->bdf_ext + strlen(magic),
1049 			 sizeof(ab->qmi.target.bdf_ext));
1050 	if (copied < 0) {
1051 		ath11k_dbg(ab, ATH11K_DBG_BOOT,
1052 			   "bdf variant string is longer than the buffer can accommodate\n");
1053 		return;
1054 	}
1055 
1056 	ath11k_dbg(ab, ATH11K_DBG_BOOT,
1057 		   "found and validated bdf variant smbios_type 0x%x bdf %s\n",
1058 		   ATH11K_SMBIOS_BDF_EXT_TYPE, ab->qmi.target.bdf_ext);
1059 }
1060 
ath11k_core_check_smbios(struct ath11k_base * ab)1061 int ath11k_core_check_smbios(struct ath11k_base *ab)
1062 {
1063 	ab->qmi.target.bdf_ext[0] = '\0';
1064 	dmi_walk(ath11k_core_check_cc_code_bdfext, ab);
1065 
1066 	if (ab->qmi.target.bdf_ext[0] == '\0')
1067 		return -ENODATA;
1068 
1069 	return 0;
1070 }
1071 
ath11k_core_check_dt(struct ath11k_base * ab)1072 int ath11k_core_check_dt(struct ath11k_base *ab)
1073 {
1074 	size_t max_len = sizeof(ab->qmi.target.bdf_ext);
1075 	const char *variant = NULL;
1076 	struct device_node *node;
1077 
1078 	node = ab->dev->of_node;
1079 	if (!node)
1080 		return -ENOENT;
1081 
1082 	of_property_read_string(node, "qcom,ath11k-calibration-variant",
1083 				&variant);
1084 	if (!variant)
1085 		return -ENODATA;
1086 
1087 	if (strscpy(ab->qmi.target.bdf_ext, variant, max_len) < 0)
1088 		ath11k_dbg(ab, ATH11K_DBG_BOOT,
1089 			   "bdf variant string is longer than the buffer can accommodate (variant: %s)\n",
1090 			    variant);
1091 
1092 	return 0;
1093 }
1094 
1095 enum ath11k_bdf_name_type {
1096 	ATH11K_BDF_NAME_FULL,
1097 	ATH11K_BDF_NAME_BUS_NAME,
1098 	ATH11K_BDF_NAME_CHIP_ID,
1099 };
1100 
__ath11k_core_create_board_name(struct ath11k_base * ab,char * name,size_t name_len,bool with_variant,enum ath11k_bdf_name_type name_type)1101 static int __ath11k_core_create_board_name(struct ath11k_base *ab, char *name,
1102 					   size_t name_len, bool with_variant,
1103 					   enum ath11k_bdf_name_type name_type)
1104 {
1105 	/* strlen(',variant=') + strlen(ab->qmi.target.bdf_ext) */
1106 	char variant[9 + ATH11K_QMI_BDF_EXT_STR_LENGTH] = { 0 };
1107 
1108 	if (with_variant && ab->qmi.target.bdf_ext[0] != '\0')
1109 		scnprintf(variant, sizeof(variant), ",variant=%s",
1110 			  ab->qmi.target.bdf_ext);
1111 
1112 	switch (ab->id.bdf_search) {
1113 	case ATH11K_BDF_SEARCH_BUS_AND_BOARD:
1114 		switch (name_type) {
1115 		case ATH11K_BDF_NAME_FULL:
1116 			scnprintf(name, name_len,
1117 				  "bus=%s,vendor=%04x,device=%04x,subsystem-vendor=%04x,subsystem-device=%04x,qmi-chip-id=%d,qmi-board-id=%d%s",
1118 				  ath11k_bus_str(ab->hif.bus),
1119 				  ab->id.vendor, ab->id.device,
1120 				  ab->id.subsystem_vendor,
1121 				  ab->id.subsystem_device,
1122 				  ab->qmi.target.chip_id,
1123 				  ab->qmi.target.board_id,
1124 				  variant);
1125 			break;
1126 		case ATH11K_BDF_NAME_BUS_NAME:
1127 			scnprintf(name, name_len,
1128 				  "bus=%s",
1129 				  ath11k_bus_str(ab->hif.bus));
1130 			break;
1131 		case ATH11K_BDF_NAME_CHIP_ID:
1132 			scnprintf(name, name_len,
1133 				  "bus=%s,qmi-chip-id=%d",
1134 				  ath11k_bus_str(ab->hif.bus),
1135 				  ab->qmi.target.chip_id);
1136 			break;
1137 		}
1138 		break;
1139 	default:
1140 		scnprintf(name, name_len,
1141 			  "bus=%s,qmi-chip-id=%d,qmi-board-id=%d%s",
1142 			  ath11k_bus_str(ab->hif.bus),
1143 			  ab->qmi.target.chip_id,
1144 			  ab->qmi.target.board_id, variant);
1145 		break;
1146 	}
1147 
1148 	ath11k_dbg(ab, ATH11K_DBG_BOOT, "using board name '%s'\n", name);
1149 
1150 	return 0;
1151 }
1152 
ath11k_core_create_board_name(struct ath11k_base * ab,char * name,size_t name_len)1153 static int ath11k_core_create_board_name(struct ath11k_base *ab, char *name,
1154 					 size_t name_len)
1155 {
1156 	return __ath11k_core_create_board_name(ab, name, name_len, true,
1157 					       ATH11K_BDF_NAME_FULL);
1158 }
1159 
ath11k_core_create_fallback_board_name(struct ath11k_base * ab,char * name,size_t name_len)1160 static int ath11k_core_create_fallback_board_name(struct ath11k_base *ab, char *name,
1161 						  size_t name_len)
1162 {
1163 	return __ath11k_core_create_board_name(ab, name, name_len, false,
1164 					       ATH11K_BDF_NAME_FULL);
1165 }
1166 
ath11k_core_create_bus_type_board_name(struct ath11k_base * ab,char * name,size_t name_len)1167 static int ath11k_core_create_bus_type_board_name(struct ath11k_base *ab, char *name,
1168 						  size_t name_len)
1169 {
1170 	return __ath11k_core_create_board_name(ab, name, name_len, false,
1171 					       ATH11K_BDF_NAME_BUS_NAME);
1172 }
1173 
ath11k_core_create_chip_id_board_name(struct ath11k_base * ab,char * name,size_t name_len)1174 static int ath11k_core_create_chip_id_board_name(struct ath11k_base *ab, char *name,
1175 						 size_t name_len)
1176 {
1177 	return __ath11k_core_create_board_name(ab, name, name_len, false,
1178 					       ATH11K_BDF_NAME_CHIP_ID);
1179 }
1180 
ath11k_core_firmware_request(struct ath11k_base * ab,const char * file)1181 const struct firmware *ath11k_core_firmware_request(struct ath11k_base *ab,
1182 						    const char *file)
1183 {
1184 	const struct firmware *fw;
1185 	char path[100];
1186 	int ret;
1187 
1188 	if (file == NULL)
1189 		return ERR_PTR(-ENOENT);
1190 
1191 	ath11k_core_create_firmware_path(ab, file, path, sizeof(path));
1192 
1193 	ret = firmware_request_nowarn(&fw, path, ab->dev);
1194 	if (ret)
1195 		return ERR_PTR(ret);
1196 
1197 	ath11k_dbg(ab, ATH11K_DBG_BOOT, "firmware request %s size %zu\n",
1198 		   path, fw->size);
1199 
1200 	return fw;
1201 }
1202 
ath11k_core_free_bdf(struct ath11k_base * ab,struct ath11k_board_data * bd)1203 void ath11k_core_free_bdf(struct ath11k_base *ab, struct ath11k_board_data *bd)
1204 {
1205 	if (!IS_ERR(bd->fw))
1206 		release_firmware(bd->fw);
1207 
1208 	memset(bd, 0, sizeof(*bd));
1209 }
1210 
ath11k_core_parse_bd_ie_board(struct ath11k_base * ab,struct ath11k_board_data * bd,const void * buf,size_t buf_len,const char * boardname,int ie_id,int name_id,int data_id)1211 static int ath11k_core_parse_bd_ie_board(struct ath11k_base *ab,
1212 					 struct ath11k_board_data *bd,
1213 					 const void *buf, size_t buf_len,
1214 					 const char *boardname,
1215 					 int ie_id,
1216 					 int name_id,
1217 					 int data_id)
1218 {
1219 	const struct ath11k_fw_ie *hdr;
1220 	bool name_match_found;
1221 	int ret, board_ie_id;
1222 	size_t board_ie_len;
1223 	const void *board_ie_data;
1224 
1225 	name_match_found = false;
1226 
1227 	/* go through ATH11K_BD_IE_BOARD_/ATH11K_BD_IE_REGDB_ elements */
1228 	while (buf_len > sizeof(struct ath11k_fw_ie)) {
1229 		hdr = buf;
1230 		board_ie_id = le32_to_cpu(hdr->id);
1231 		board_ie_len = le32_to_cpu(hdr->len);
1232 		board_ie_data = hdr->data;
1233 
1234 		buf_len -= sizeof(*hdr);
1235 		buf += sizeof(*hdr);
1236 
1237 		if (buf_len < ALIGN(board_ie_len, 4)) {
1238 			ath11k_err(ab, "invalid %s length: %zu < %zu\n",
1239 				   ath11k_bd_ie_type_str(ie_id),
1240 				   buf_len, ALIGN(board_ie_len, 4));
1241 			ret = -EINVAL;
1242 			goto out;
1243 		}
1244 
1245 		if (board_ie_id == name_id) {
1246 			ath11k_dbg_dump(ab, ATH11K_DBG_BOOT, "board name", "",
1247 					board_ie_data, board_ie_len);
1248 
1249 			if (board_ie_len != strlen(boardname))
1250 				goto next;
1251 
1252 			ret = memcmp(board_ie_data, boardname, strlen(boardname));
1253 			if (ret)
1254 				goto next;
1255 
1256 			name_match_found = true;
1257 			ath11k_dbg(ab, ATH11K_DBG_BOOT,
1258 				   "found match %s for name '%s'",
1259 				   ath11k_bd_ie_type_str(ie_id),
1260 				   boardname);
1261 		} else if (board_ie_id == data_id) {
1262 			if (!name_match_found)
1263 				/* no match found */
1264 				goto next;
1265 
1266 			ath11k_dbg(ab, ATH11K_DBG_BOOT,
1267 				   "found %s for '%s'",
1268 				   ath11k_bd_ie_type_str(ie_id),
1269 				   boardname);
1270 
1271 			bd->data = board_ie_data;
1272 			bd->len = board_ie_len;
1273 
1274 			ret = 0;
1275 			goto out;
1276 		} else {
1277 			ath11k_warn(ab, "unknown %s id found: %d\n",
1278 				    ath11k_bd_ie_type_str(ie_id),
1279 				    board_ie_id);
1280 		}
1281 next:
1282 		/* jump over the padding */
1283 		board_ie_len = ALIGN(board_ie_len, 4);
1284 
1285 		buf_len -= board_ie_len;
1286 		buf += board_ie_len;
1287 	}
1288 
1289 	/* no match found */
1290 	ret = -ENOENT;
1291 
1292 out:
1293 	return ret;
1294 }
1295 
ath11k_core_fetch_board_data_api_n(struct ath11k_base * ab,struct ath11k_board_data * bd,const char * boardname,int ie_id_match,int name_id,int data_id)1296 static int ath11k_core_fetch_board_data_api_n(struct ath11k_base *ab,
1297 					      struct ath11k_board_data *bd,
1298 					      const char *boardname,
1299 					      int ie_id_match,
1300 					      int name_id,
1301 					      int data_id)
1302 {
1303 	size_t len, magic_len;
1304 	const u8 *data;
1305 	char *filename, filepath[100];
1306 	size_t ie_len;
1307 	struct ath11k_fw_ie *hdr;
1308 	int ret, ie_id;
1309 
1310 	filename = ATH11K_BOARD_API2_FILE;
1311 
1312 	if (!bd->fw)
1313 		bd->fw = ath11k_core_firmware_request(ab, filename);
1314 
1315 	if (IS_ERR(bd->fw))
1316 		return PTR_ERR(bd->fw);
1317 
1318 	data = bd->fw->data;
1319 	len = bd->fw->size;
1320 
1321 	ath11k_core_create_firmware_path(ab, filename,
1322 					 filepath, sizeof(filepath));
1323 
1324 	/* magic has extra null byte padded */
1325 	magic_len = strlen(ATH11K_BOARD_MAGIC) + 1;
1326 	if (len < magic_len) {
1327 		ath11k_err(ab, "failed to find magic value in %s, file too short: %zu\n",
1328 			   filepath, len);
1329 		ret = -EINVAL;
1330 		goto err;
1331 	}
1332 
1333 	if (memcmp(data, ATH11K_BOARD_MAGIC, magic_len)) {
1334 		ath11k_err(ab, "found invalid board magic\n");
1335 		ret = -EINVAL;
1336 		goto err;
1337 	}
1338 
1339 	/* magic is padded to 4 bytes */
1340 	magic_len = ALIGN(magic_len, 4);
1341 	if (len < magic_len) {
1342 		ath11k_err(ab, "failed: %s too small to contain board data, len: %zu\n",
1343 			   filepath, len);
1344 		ret = -EINVAL;
1345 		goto err;
1346 	}
1347 
1348 	data += magic_len;
1349 	len -= magic_len;
1350 
1351 	while (len > sizeof(struct ath11k_fw_ie)) {
1352 		hdr = (struct ath11k_fw_ie *)data;
1353 		ie_id = le32_to_cpu(hdr->id);
1354 		ie_len = le32_to_cpu(hdr->len);
1355 
1356 		len -= sizeof(*hdr);
1357 		data = hdr->data;
1358 
1359 		if (len < ALIGN(ie_len, 4)) {
1360 			ath11k_err(ab, "invalid length for board ie_id %d ie_len %zu len %zu\n",
1361 				   ie_id, ie_len, len);
1362 			ret = -EINVAL;
1363 			goto err;
1364 		}
1365 
1366 		if (ie_id == ie_id_match) {
1367 			ret = ath11k_core_parse_bd_ie_board(ab, bd, data,
1368 							    ie_len,
1369 							    boardname,
1370 							    ie_id_match,
1371 							    name_id,
1372 							    data_id);
1373 			if (ret == -ENOENT)
1374 				/* no match found, continue */
1375 				goto next;
1376 			else if (ret)
1377 				/* there was an error, bail out */
1378 				goto err;
1379 			/* either found or error, so stop searching */
1380 			goto out;
1381 		}
1382 next:
1383 		/* jump over the padding */
1384 		ie_len = ALIGN(ie_len, 4);
1385 
1386 		len -= ie_len;
1387 		data += ie_len;
1388 	}
1389 
1390 out:
1391 	if (!bd->data || !bd->len) {
1392 		ath11k_dbg(ab, ATH11K_DBG_BOOT,
1393 			   "failed to fetch %s for %s from %s\n",
1394 			   ath11k_bd_ie_type_str(ie_id_match),
1395 			   boardname, filepath);
1396 		ret = -ENODATA;
1397 		goto err;
1398 	}
1399 
1400 	return 0;
1401 
1402 err:
1403 	ath11k_core_free_bdf(ab, bd);
1404 	return ret;
1405 }
1406 
ath11k_core_fetch_board_data_api_1(struct ath11k_base * ab,struct ath11k_board_data * bd,const char * name)1407 int ath11k_core_fetch_board_data_api_1(struct ath11k_base *ab,
1408 				       struct ath11k_board_data *bd,
1409 				       const char *name)
1410 {
1411 	bd->fw = ath11k_core_firmware_request(ab, name);
1412 
1413 	if (IS_ERR(bd->fw))
1414 		return PTR_ERR(bd->fw);
1415 
1416 	bd->data = bd->fw->data;
1417 	bd->len = bd->fw->size;
1418 
1419 	return 0;
1420 }
1421 
1422 #define BOARD_NAME_SIZE 200
ath11k_core_fetch_bdf(struct ath11k_base * ab,struct ath11k_board_data * bd)1423 int ath11k_core_fetch_bdf(struct ath11k_base *ab, struct ath11k_board_data *bd)
1424 {
1425 	char *boardname = NULL, *fallback_boardname = NULL, *chip_id_boardname = NULL;
1426 	char *filename, filepath[100];
1427 	int bd_api;
1428 	int ret = 0;
1429 
1430 	filename = ATH11K_BOARD_API2_FILE;
1431 	boardname = kzalloc(BOARD_NAME_SIZE, GFP_KERNEL);
1432 	if (!boardname) {
1433 		ret = -ENOMEM;
1434 		goto exit;
1435 	}
1436 
1437 	ret = ath11k_core_create_board_name(ab, boardname, BOARD_NAME_SIZE);
1438 	if (ret) {
1439 		ath11k_err(ab, "failed to create board name: %d", ret);
1440 		goto exit;
1441 	}
1442 
1443 	bd_api = 2;
1444 	ret = ath11k_core_fetch_board_data_api_n(ab, bd, boardname,
1445 						 ATH11K_BD_IE_BOARD,
1446 						 ATH11K_BD_IE_BOARD_NAME,
1447 						 ATH11K_BD_IE_BOARD_DATA);
1448 	if (!ret)
1449 		goto exit;
1450 
1451 	fallback_boardname = kzalloc(BOARD_NAME_SIZE, GFP_KERNEL);
1452 	if (!fallback_boardname) {
1453 		ret = -ENOMEM;
1454 		goto exit;
1455 	}
1456 
1457 	ret = ath11k_core_create_fallback_board_name(ab, fallback_boardname,
1458 						     BOARD_NAME_SIZE);
1459 	if (ret) {
1460 		ath11k_err(ab, "failed to create fallback board name: %d", ret);
1461 		goto exit;
1462 	}
1463 
1464 	ret = ath11k_core_fetch_board_data_api_n(ab, bd, fallback_boardname,
1465 						 ATH11K_BD_IE_BOARD,
1466 						 ATH11K_BD_IE_BOARD_NAME,
1467 						 ATH11K_BD_IE_BOARD_DATA);
1468 	if (!ret)
1469 		goto exit;
1470 
1471 	chip_id_boardname = kzalloc(BOARD_NAME_SIZE, GFP_KERNEL);
1472 	if (!chip_id_boardname) {
1473 		ret = -ENOMEM;
1474 		goto exit;
1475 	}
1476 
1477 	ret = ath11k_core_create_chip_id_board_name(ab, chip_id_boardname,
1478 						    BOARD_NAME_SIZE);
1479 	if (ret) {
1480 		ath11k_err(ab, "failed to create chip id board name: %d", ret);
1481 		goto exit;
1482 	}
1483 
1484 	ret = ath11k_core_fetch_board_data_api_n(ab, bd, chip_id_boardname,
1485 						 ATH11K_BD_IE_BOARD,
1486 						 ATH11K_BD_IE_BOARD_NAME,
1487 						 ATH11K_BD_IE_BOARD_DATA);
1488 
1489 	if (!ret)
1490 		goto exit;
1491 
1492 	bd_api = 1;
1493 	ret = ath11k_core_fetch_board_data_api_1(ab, bd, ATH11K_DEFAULT_BOARD_FILE);
1494 	if (ret) {
1495 		ath11k_core_create_firmware_path(ab, filename,
1496 						 filepath, sizeof(filepath));
1497 		ath11k_err(ab, "failed to fetch board data for %s from %s\n",
1498 			   boardname, filepath);
1499 		if (memcmp(boardname, fallback_boardname, strlen(boardname)))
1500 			ath11k_err(ab, "failed to fetch board data for %s from %s\n",
1501 				   fallback_boardname, filepath);
1502 
1503 		ath11k_err(ab, "failed to fetch board data for %s from %s\n",
1504 			   chip_id_boardname, filepath);
1505 
1506 		ath11k_err(ab, "failed to fetch board.bin from %s\n",
1507 			   ab->hw_params.fw.dir);
1508 	}
1509 
1510 exit:
1511 	kfree(boardname);
1512 	kfree(fallback_boardname);
1513 	kfree(chip_id_boardname);
1514 
1515 	if (!ret)
1516 		ath11k_dbg(ab, ATH11K_DBG_BOOT, "using board api %d\n", bd_api);
1517 
1518 	return ret;
1519 }
1520 
ath11k_core_fetch_regdb(struct ath11k_base * ab,struct ath11k_board_data * bd)1521 int ath11k_core_fetch_regdb(struct ath11k_base *ab, struct ath11k_board_data *bd)
1522 {
1523 	char boardname[BOARD_NAME_SIZE], default_boardname[BOARD_NAME_SIZE];
1524 	int ret;
1525 
1526 	ret = ath11k_core_create_board_name(ab, boardname, BOARD_NAME_SIZE);
1527 	if (ret) {
1528 		ath11k_dbg(ab, ATH11K_DBG_BOOT,
1529 			   "failed to create board name for regdb: %d", ret);
1530 		goto exit;
1531 	}
1532 
1533 	ret = ath11k_core_fetch_board_data_api_n(ab, bd, boardname,
1534 						 ATH11K_BD_IE_REGDB,
1535 						 ATH11K_BD_IE_REGDB_NAME,
1536 						 ATH11K_BD_IE_REGDB_DATA);
1537 	if (!ret)
1538 		goto exit;
1539 
1540 	ret = ath11k_core_create_bus_type_board_name(ab, default_boardname,
1541 						     BOARD_NAME_SIZE);
1542 	if (ret) {
1543 		ath11k_dbg(ab, ATH11K_DBG_BOOT,
1544 			   "failed to create default board name for regdb: %d", ret);
1545 		goto exit;
1546 	}
1547 
1548 	ret = ath11k_core_fetch_board_data_api_n(ab, bd, default_boardname,
1549 						 ATH11K_BD_IE_REGDB,
1550 						 ATH11K_BD_IE_REGDB_NAME,
1551 						 ATH11K_BD_IE_REGDB_DATA);
1552 	if (!ret)
1553 		goto exit;
1554 
1555 	ret = ath11k_core_fetch_board_data_api_1(ab, bd, ATH11K_REGDB_FILE_NAME);
1556 	if (ret)
1557 		ath11k_dbg(ab, ATH11K_DBG_BOOT, "failed to fetch %s from %s\n",
1558 			   ATH11K_REGDB_FILE_NAME, ab->hw_params.fw.dir);
1559 
1560 exit:
1561 	if (!ret)
1562 		ath11k_dbg(ab, ATH11K_DBG_BOOT, "fetched regdb\n");
1563 
1564 	return ret;
1565 }
1566 
ath11k_core_stop(struct ath11k_base * ab)1567 static void ath11k_core_stop(struct ath11k_base *ab)
1568 {
1569 	if (!test_bit(ATH11K_FLAG_CRASH_FLUSH, &ab->dev_flags))
1570 		ath11k_qmi_firmware_stop(ab);
1571 
1572 	ath11k_hif_stop(ab);
1573 	ath11k_wmi_detach(ab);
1574 	ath11k_dp_pdev_reo_cleanup(ab);
1575 
1576 	/* De-Init of components as needed */
1577 }
1578 
ath11k_core_soc_create(struct ath11k_base * ab)1579 static int ath11k_core_soc_create(struct ath11k_base *ab)
1580 {
1581 	int ret;
1582 
1583 	if (ath11k_ftm_mode) {
1584 		ab->fw_mode = ATH11K_FIRMWARE_MODE_FTM;
1585 		ath11k_info(ab, "Booting in factory test mode\n");
1586 	}
1587 
1588 	ret = ath11k_qmi_init_service(ab);
1589 	if (ret) {
1590 		ath11k_err(ab, "failed to initialize qmi :%d\n", ret);
1591 		return ret;
1592 	}
1593 
1594 	ret = ath11k_debugfs_soc_create(ab);
1595 	if (ret) {
1596 		ath11k_err(ab, "failed to create ath11k debugfs\n");
1597 		goto err_qmi_deinit;
1598 	}
1599 
1600 	ret = ath11k_hif_power_up(ab);
1601 	if (ret) {
1602 		ath11k_err(ab, "failed to power up :%d\n", ret);
1603 		goto err_debugfs_reg;
1604 	}
1605 
1606 	return 0;
1607 
1608 err_debugfs_reg:
1609 	ath11k_debugfs_soc_destroy(ab);
1610 err_qmi_deinit:
1611 	ath11k_qmi_deinit_service(ab);
1612 	return ret;
1613 }
1614 
ath11k_core_soc_destroy(struct ath11k_base * ab)1615 static void ath11k_core_soc_destroy(struct ath11k_base *ab)
1616 {
1617 	ath11k_debugfs_soc_destroy(ab);
1618 	ath11k_dp_free(ab);
1619 	ath11k_reg_free(ab);
1620 	ath11k_qmi_deinit_service(ab);
1621 }
1622 
ath11k_core_pdev_create(struct ath11k_base * ab)1623 static int ath11k_core_pdev_create(struct ath11k_base *ab)
1624 {
1625 	int ret;
1626 
1627 	ret = ath11k_debugfs_pdev_create(ab);
1628 	if (ret) {
1629 		ath11k_err(ab, "failed to create core pdev debugfs: %d\n", ret);
1630 		return ret;
1631 	}
1632 
1633 	ret = ath11k_dp_pdev_alloc(ab);
1634 	if (ret) {
1635 		ath11k_err(ab, "failed to attach DP pdev: %d\n", ret);
1636 		goto err_pdev_debug;
1637 	}
1638 
1639 	ret = ath11k_mac_register(ab);
1640 	if (ret) {
1641 		ath11k_err(ab, "failed register the radio with mac80211: %d\n", ret);
1642 		goto err_dp_pdev_free;
1643 	}
1644 
1645 	ret = ath11k_thermal_register(ab);
1646 	if (ret) {
1647 		ath11k_err(ab, "could not register thermal device: %d\n",
1648 			   ret);
1649 		goto err_mac_unregister;
1650 	}
1651 
1652 	ret = ath11k_spectral_init(ab);
1653 	if (ret) {
1654 		ath11k_err(ab, "failed to init spectral %d\n", ret);
1655 		goto err_thermal_unregister;
1656 	}
1657 
1658 	return 0;
1659 
1660 err_thermal_unregister:
1661 	ath11k_thermal_unregister(ab);
1662 err_mac_unregister:
1663 	ath11k_mac_unregister(ab);
1664 err_dp_pdev_free:
1665 	ath11k_dp_pdev_free(ab);
1666 err_pdev_debug:
1667 	ath11k_debugfs_pdev_destroy(ab);
1668 
1669 	return ret;
1670 }
1671 
ath11k_core_pdev_destroy(struct ath11k_base * ab)1672 static void ath11k_core_pdev_destroy(struct ath11k_base *ab)
1673 {
1674 	ath11k_spectral_deinit(ab);
1675 	ath11k_thermal_unregister(ab);
1676 	ath11k_mac_unregister(ab);
1677 	ath11k_hif_irq_disable(ab);
1678 	ath11k_dp_pdev_free(ab);
1679 	ath11k_debugfs_pdev_destroy(ab);
1680 }
1681 
ath11k_core_start(struct ath11k_base * ab)1682 static int ath11k_core_start(struct ath11k_base *ab)
1683 {
1684 	int ret;
1685 
1686 	ret = ath11k_wmi_attach(ab);
1687 	if (ret) {
1688 		ath11k_err(ab, "failed to attach wmi: %d\n", ret);
1689 		return ret;
1690 	}
1691 
1692 	ret = ath11k_htc_init(ab);
1693 	if (ret) {
1694 		ath11k_err(ab, "failed to init htc: %d\n", ret);
1695 		goto err_wmi_detach;
1696 	}
1697 
1698 	ret = ath11k_hif_start(ab);
1699 	if (ret) {
1700 		ath11k_err(ab, "failed to start HIF: %d\n", ret);
1701 		goto err_wmi_detach;
1702 	}
1703 
1704 	ret = ath11k_htc_wait_target(&ab->htc);
1705 	if (ret) {
1706 		ath11k_err(ab, "failed to connect to HTC: %d\n", ret);
1707 		goto err_hif_stop;
1708 	}
1709 
1710 	ret = ath11k_dp_htt_connect(&ab->dp);
1711 	if (ret) {
1712 		ath11k_err(ab, "failed to connect to HTT: %d\n", ret);
1713 		goto err_hif_stop;
1714 	}
1715 
1716 	ret = ath11k_wmi_connect(ab);
1717 	if (ret) {
1718 		ath11k_err(ab, "failed to connect wmi: %d\n", ret);
1719 		goto err_hif_stop;
1720 	}
1721 
1722 	ret = ath11k_htc_start(&ab->htc);
1723 	if (ret) {
1724 		ath11k_err(ab, "failed to start HTC: %d\n", ret);
1725 		goto err_hif_stop;
1726 	}
1727 
1728 	ret = ath11k_wmi_wait_for_service_ready(ab);
1729 	if (ret) {
1730 		ath11k_err(ab, "failed to receive wmi service ready event: %d\n",
1731 			   ret);
1732 		goto err_hif_stop;
1733 	}
1734 
1735 	ret = ath11k_mac_allocate(ab);
1736 	if (ret) {
1737 		ath11k_err(ab, "failed to create new hw device with mac80211 :%d\n",
1738 			   ret);
1739 		goto err_hif_stop;
1740 	}
1741 
1742 	ath11k_dp_pdev_pre_alloc(ab);
1743 
1744 	ret = ath11k_dp_pdev_reo_setup(ab);
1745 	if (ret) {
1746 		ath11k_err(ab, "failed to initialize reo destination rings: %d\n", ret);
1747 		goto err_mac_destroy;
1748 	}
1749 
1750 	ret = ath11k_wmi_cmd_init(ab);
1751 	if (ret) {
1752 		ath11k_err(ab, "failed to send wmi init cmd: %d\n", ret);
1753 		goto err_reo_cleanup;
1754 	}
1755 
1756 	ret = ath11k_wmi_wait_for_unified_ready(ab);
1757 	if (ret) {
1758 		ath11k_err(ab, "failed to receive wmi unified ready event: %d\n",
1759 			   ret);
1760 		goto err_reo_cleanup;
1761 	}
1762 
1763 	/* put hardware to DBS mode */
1764 	if (ab->hw_params.single_pdev_only && ab->hw_params.num_rxdma_per_pdev > 1) {
1765 		ret = ath11k_wmi_set_hw_mode(ab, WMI_HOST_HW_MODE_DBS);
1766 		if (ret) {
1767 			ath11k_err(ab, "failed to send dbs mode: %d\n", ret);
1768 			goto err_hif_stop;
1769 		}
1770 	}
1771 
1772 	ret = ath11k_dp_tx_htt_h2t_ver_req_msg(ab);
1773 	if (ret) {
1774 		ath11k_err(ab, "failed to send htt version request message: %d\n",
1775 			   ret);
1776 		goto err_reo_cleanup;
1777 	}
1778 
1779 	return 0;
1780 
1781 err_reo_cleanup:
1782 	ath11k_dp_pdev_reo_cleanup(ab);
1783 err_mac_destroy:
1784 	ath11k_mac_destroy(ab);
1785 err_hif_stop:
1786 	ath11k_hif_stop(ab);
1787 err_wmi_detach:
1788 	ath11k_wmi_detach(ab);
1789 
1790 	return ret;
1791 }
1792 
ath11k_core_start_firmware(struct ath11k_base * ab,enum ath11k_firmware_mode mode)1793 static int ath11k_core_start_firmware(struct ath11k_base *ab,
1794 				      enum ath11k_firmware_mode mode)
1795 {
1796 	int ret;
1797 
1798 	ath11k_ce_get_shadow_config(ab, &ab->qmi.ce_cfg.shadow_reg_v2,
1799 				    &ab->qmi.ce_cfg.shadow_reg_v2_len);
1800 
1801 	ret = ath11k_qmi_firmware_start(ab, mode);
1802 	if (ret) {
1803 		ath11k_err(ab, "failed to send firmware start: %d\n", ret);
1804 		return ret;
1805 	}
1806 
1807 	return ret;
1808 }
1809 
ath11k_core_qmi_firmware_ready(struct ath11k_base * ab)1810 int ath11k_core_qmi_firmware_ready(struct ath11k_base *ab)
1811 {
1812 	int ret;
1813 
1814 	ret = ath11k_core_start_firmware(ab, ab->fw_mode);
1815 	if (ret) {
1816 		ath11k_err(ab, "failed to start firmware: %d\n", ret);
1817 		return ret;
1818 	}
1819 
1820 	ret = ath11k_ce_init_pipes(ab);
1821 	if (ret) {
1822 		ath11k_err(ab, "failed to initialize CE: %d\n", ret);
1823 		goto err_firmware_stop;
1824 	}
1825 
1826 	ret = ath11k_dp_alloc(ab);
1827 	if (ret) {
1828 		ath11k_err(ab, "failed to init DP: %d\n", ret);
1829 		goto err_firmware_stop;
1830 	}
1831 
1832 	switch (ath11k_crypto_mode) {
1833 	case ATH11K_CRYPT_MODE_SW:
1834 		set_bit(ATH11K_FLAG_HW_CRYPTO_DISABLED, &ab->dev_flags);
1835 		set_bit(ATH11K_FLAG_RAW_MODE, &ab->dev_flags);
1836 		break;
1837 	case ATH11K_CRYPT_MODE_HW:
1838 		clear_bit(ATH11K_FLAG_HW_CRYPTO_DISABLED, &ab->dev_flags);
1839 		clear_bit(ATH11K_FLAG_RAW_MODE, &ab->dev_flags);
1840 		break;
1841 	default:
1842 		ath11k_info(ab, "invalid crypto_mode: %d\n", ath11k_crypto_mode);
1843 		return -EINVAL;
1844 	}
1845 
1846 	if (ath11k_frame_mode == ATH11K_HW_TXRX_RAW)
1847 		set_bit(ATH11K_FLAG_RAW_MODE, &ab->dev_flags);
1848 
1849 	mutex_lock(&ab->core_lock);
1850 	ret = ath11k_core_start(ab);
1851 	if (ret) {
1852 		ath11k_err(ab, "failed to start core: %d\n", ret);
1853 		goto err_dp_free;
1854 	}
1855 
1856 	ret = ath11k_core_pdev_create(ab);
1857 	if (ret) {
1858 		ath11k_err(ab, "failed to create pdev core: %d\n", ret);
1859 		goto err_core_stop;
1860 	}
1861 	ath11k_hif_irq_enable(ab);
1862 	mutex_unlock(&ab->core_lock);
1863 
1864 	return 0;
1865 
1866 err_core_stop:
1867 	ath11k_core_stop(ab);
1868 	ath11k_mac_destroy(ab);
1869 err_dp_free:
1870 	ath11k_dp_free(ab);
1871 	mutex_unlock(&ab->core_lock);
1872 err_firmware_stop:
1873 	ath11k_qmi_firmware_stop(ab);
1874 
1875 	return ret;
1876 }
1877 
ath11k_core_reconfigure_on_crash(struct ath11k_base * ab)1878 static int ath11k_core_reconfigure_on_crash(struct ath11k_base *ab)
1879 {
1880 	int ret;
1881 
1882 	mutex_lock(&ab->core_lock);
1883 	ath11k_thermal_unregister(ab);
1884 	ath11k_dp_pdev_free(ab);
1885 	ath11k_spectral_deinit(ab);
1886 	ath11k_ce_cleanup_pipes(ab);
1887 	ath11k_wmi_detach(ab);
1888 	ath11k_dp_pdev_reo_cleanup(ab);
1889 	mutex_unlock(&ab->core_lock);
1890 
1891 	ath11k_dp_free(ab);
1892 	ath11k_hal_srng_deinit(ab);
1893 
1894 	ab->free_vdev_map = (1LL << (ab->num_radios * TARGET_NUM_VDEVS(ab))) - 1;
1895 
1896 	ret = ath11k_hal_srng_init(ab);
1897 	if (ret)
1898 		return ret;
1899 
1900 	clear_bit(ATH11K_FLAG_CRASH_FLUSH, &ab->dev_flags);
1901 
1902 	ret = ath11k_core_qmi_firmware_ready(ab);
1903 	if (ret)
1904 		goto err_hal_srng_deinit;
1905 
1906 	clear_bit(ATH11K_FLAG_RECOVERY, &ab->dev_flags);
1907 
1908 	return 0;
1909 
1910 err_hal_srng_deinit:
1911 	ath11k_hal_srng_deinit(ab);
1912 	return ret;
1913 }
1914 
ath11k_core_halt(struct ath11k * ar)1915 void ath11k_core_halt(struct ath11k *ar)
1916 {
1917 	struct ath11k_base *ab = ar->ab;
1918 
1919 	lockdep_assert_held(&ar->conf_mutex);
1920 
1921 	ar->num_created_vdevs = 0;
1922 	ar->allocated_vdev_map = 0;
1923 
1924 	ath11k_mac_scan_finish(ar);
1925 	ath11k_mac_peer_cleanup_all(ar);
1926 	cancel_delayed_work_sync(&ar->scan.timeout);
1927 	cancel_work_sync(&ar->regd_update_work);
1928 	cancel_work_sync(&ab->update_11d_work);
1929 
1930 	rcu_assign_pointer(ab->pdevs_active[ar->pdev_idx], NULL);
1931 	synchronize_rcu();
1932 	INIT_LIST_HEAD(&ar->arvifs);
1933 	idr_init(&ar->txmgmt_idr);
1934 }
1935 
ath11k_update_11d(struct work_struct * work)1936 static void ath11k_update_11d(struct work_struct *work)
1937 {
1938 	struct ath11k_base *ab = container_of(work, struct ath11k_base, update_11d_work);
1939 	struct ath11k *ar;
1940 	struct ath11k_pdev *pdev;
1941 	int ret, i;
1942 
1943 	for (i = 0; i < ab->num_radios; i++) {
1944 		pdev = &ab->pdevs[i];
1945 		ar = pdev->ar;
1946 
1947 		spin_lock_bh(&ab->base_lock);
1948 		memcpy(&ar->alpha2, &ab->new_alpha2, 2);
1949 		spin_unlock_bh(&ab->base_lock);
1950 
1951 		ath11k_dbg(ab, ATH11K_DBG_WMI, "update 11d new cc %c%c for pdev %d\n",
1952 			   ar->alpha2[0], ar->alpha2[1], i);
1953 
1954 		ret = ath11k_reg_set_cc(ar);
1955 		if (ret)
1956 			ath11k_warn(ar->ab,
1957 				    "pdev id %d failed set current country code: %d\n",
1958 				    i, ret);
1959 	}
1960 }
1961 
ath11k_core_pre_reconfigure_recovery(struct ath11k_base * ab)1962 void ath11k_core_pre_reconfigure_recovery(struct ath11k_base *ab)
1963 {
1964 	struct ath11k *ar;
1965 	struct ath11k_pdev *pdev;
1966 	int i;
1967 
1968 	spin_lock_bh(&ab->base_lock);
1969 	ab->stats.fw_crash_counter++;
1970 	spin_unlock_bh(&ab->base_lock);
1971 
1972 	for (i = 0; i < ab->num_radios; i++) {
1973 		pdev = &ab->pdevs[i];
1974 		ar = pdev->ar;
1975 		if (!ar || ar->state == ATH11K_STATE_OFF ||
1976 		    ar->state == ATH11K_STATE_FTM)
1977 			continue;
1978 
1979 		ieee80211_stop_queues(ar->hw);
1980 		ath11k_mac_drain_tx(ar);
1981 		ar->state_11d = ATH11K_11D_IDLE;
1982 		complete(&ar->completed_11d_scan);
1983 		complete(&ar->scan.started);
1984 		complete_all(&ar->scan.completed);
1985 		complete(&ar->scan.on_channel);
1986 		complete(&ar->peer_assoc_done);
1987 		complete(&ar->peer_delete_done);
1988 		complete(&ar->install_key_done);
1989 		complete(&ar->vdev_setup_done);
1990 		complete(&ar->vdev_delete_done);
1991 		complete(&ar->bss_survey_done);
1992 		complete(&ar->thermal.wmi_sync);
1993 
1994 		wake_up(&ar->dp.tx_empty_waitq);
1995 		idr_for_each(&ar->txmgmt_idr,
1996 			     ath11k_mac_tx_mgmt_pending_free, ar);
1997 		idr_destroy(&ar->txmgmt_idr);
1998 		wake_up(&ar->txmgmt_empty_waitq);
1999 
2000 		ar->monitor_vdev_id = -1;
2001 		clear_bit(ATH11K_FLAG_MONITOR_STARTED, &ar->monitor_flags);
2002 		clear_bit(ATH11K_FLAG_MONITOR_VDEV_CREATED, &ar->monitor_flags);
2003 	}
2004 
2005 	wake_up(&ab->wmi_ab.tx_credits_wq);
2006 	wake_up(&ab->peer_mapping_wq);
2007 
2008 	reinit_completion(&ab->driver_recovery);
2009 }
2010 
ath11k_core_post_reconfigure_recovery(struct ath11k_base * ab)2011 static void ath11k_core_post_reconfigure_recovery(struct ath11k_base *ab)
2012 {
2013 	struct ath11k *ar;
2014 	struct ath11k_pdev *pdev;
2015 	int i;
2016 
2017 	for (i = 0; i < ab->num_radios; i++) {
2018 		pdev = &ab->pdevs[i];
2019 		ar = pdev->ar;
2020 		if (!ar || ar->state == ATH11K_STATE_OFF)
2021 			continue;
2022 
2023 		mutex_lock(&ar->conf_mutex);
2024 
2025 		switch (ar->state) {
2026 		case ATH11K_STATE_ON:
2027 			ar->state = ATH11K_STATE_RESTARTING;
2028 			ath11k_core_halt(ar);
2029 			ieee80211_restart_hw(ar->hw);
2030 			break;
2031 		case ATH11K_STATE_OFF:
2032 			ath11k_warn(ab,
2033 				    "cannot restart radio %d that hasn't been started\n",
2034 				    i);
2035 			break;
2036 		case ATH11K_STATE_RESTARTING:
2037 			break;
2038 		case ATH11K_STATE_RESTARTED:
2039 			ar->state = ATH11K_STATE_WEDGED;
2040 			fallthrough;
2041 		case ATH11K_STATE_WEDGED:
2042 			ath11k_warn(ab,
2043 				    "device is wedged, will not restart radio %d\n", i);
2044 			break;
2045 		case ATH11K_STATE_FTM:
2046 			ath11k_dbg(ab, ATH11K_DBG_TESTMODE,
2047 				   "fw mode reset done radio %d\n", i);
2048 			break;
2049 		}
2050 
2051 		mutex_unlock(&ar->conf_mutex);
2052 	}
2053 	complete(&ab->driver_recovery);
2054 }
2055 
ath11k_core_restart(struct work_struct * work)2056 static void ath11k_core_restart(struct work_struct *work)
2057 {
2058 	struct ath11k_base *ab = container_of(work, struct ath11k_base, restart_work);
2059 	int ret;
2060 
2061 	ret = ath11k_core_reconfigure_on_crash(ab);
2062 	if (ret) {
2063 		ath11k_err(ab, "failed to reconfigure driver on crash recovery\n");
2064 		return;
2065 	}
2066 
2067 	if (ab->is_reset)
2068 		complete_all(&ab->reconfigure_complete);
2069 
2070 	if (!ab->is_reset)
2071 		ath11k_core_post_reconfigure_recovery(ab);
2072 }
2073 
ath11k_core_reset(struct work_struct * work)2074 static void ath11k_core_reset(struct work_struct *work)
2075 {
2076 	struct ath11k_base *ab = container_of(work, struct ath11k_base, reset_work);
2077 	int reset_count, fail_cont_count;
2078 	long time_left;
2079 
2080 	if (!(test_bit(ATH11K_FLAG_REGISTERED, &ab->dev_flags))) {
2081 		ath11k_warn(ab, "ignore reset dev flags 0x%lx\n", ab->dev_flags);
2082 		return;
2083 	}
2084 
2085 	/* Sometimes the recovery will fail and then the next all recovery fail,
2086 	 * this is to avoid infinite recovery since it can not recovery success.
2087 	 */
2088 	fail_cont_count = atomic_read(&ab->fail_cont_count);
2089 
2090 	if (fail_cont_count >= ATH11K_RESET_MAX_FAIL_COUNT_FINAL)
2091 		return;
2092 
2093 	if (fail_cont_count >= ATH11K_RESET_MAX_FAIL_COUNT_FIRST &&
2094 	    time_before(jiffies, ab->reset_fail_timeout))
2095 		return;
2096 
2097 	reset_count = atomic_inc_return(&ab->reset_count);
2098 
2099 	if (reset_count > 1) {
2100 		/* Sometimes it happened another reset worker before the previous one
2101 		 * completed, then the second reset worker will destroy the previous one,
2102 		 * thus below is to avoid that.
2103 		 */
2104 		ath11k_warn(ab, "already resetting count %d\n", reset_count);
2105 
2106 		reinit_completion(&ab->reset_complete);
2107 		time_left = wait_for_completion_timeout(&ab->reset_complete,
2108 							ATH11K_RESET_TIMEOUT_HZ);
2109 
2110 		if (time_left) {
2111 			ath11k_dbg(ab, ATH11K_DBG_BOOT, "to skip reset\n");
2112 			atomic_dec(&ab->reset_count);
2113 			return;
2114 		}
2115 
2116 		ab->reset_fail_timeout = jiffies + ATH11K_RESET_FAIL_TIMEOUT_HZ;
2117 		/* Record the continuous recovery fail count when recovery failed*/
2118 		atomic_inc(&ab->fail_cont_count);
2119 	}
2120 
2121 	ath11k_dbg(ab, ATH11K_DBG_BOOT, "reset starting\n");
2122 
2123 	ab->is_reset = true;
2124 	atomic_set(&ab->recovery_count, 0);
2125 	reinit_completion(&ab->recovery_start);
2126 	atomic_set(&ab->recovery_start_count, 0);
2127 
2128 	ath11k_core_pre_reconfigure_recovery(ab);
2129 
2130 	reinit_completion(&ab->reconfigure_complete);
2131 	ath11k_core_post_reconfigure_recovery(ab);
2132 
2133 	ath11k_dbg(ab, ATH11K_DBG_BOOT, "waiting recovery start...\n");
2134 
2135 	time_left = wait_for_completion_timeout(&ab->recovery_start,
2136 						ATH11K_RECOVER_START_TIMEOUT_HZ);
2137 
2138 	ath11k_hif_irq_disable(ab);
2139 	ath11k_hif_ce_irq_disable(ab);
2140 
2141 	ath11k_hif_power_down(ab);
2142 	ath11k_hif_power_up(ab);
2143 
2144 	ath11k_dbg(ab, ATH11K_DBG_BOOT, "reset started\n");
2145 }
2146 
ath11k_init_hw_params(struct ath11k_base * ab)2147 static int ath11k_init_hw_params(struct ath11k_base *ab)
2148 {
2149 	const struct ath11k_hw_params *hw_params = NULL;
2150 	int i;
2151 
2152 	for (i = 0; i < ARRAY_SIZE(ath11k_hw_params); i++) {
2153 		hw_params = &ath11k_hw_params[i];
2154 
2155 		if (hw_params->hw_rev == ab->hw_rev)
2156 			break;
2157 	}
2158 
2159 	if (i == ARRAY_SIZE(ath11k_hw_params)) {
2160 		ath11k_err(ab, "Unsupported hardware version: 0x%x\n", ab->hw_rev);
2161 		return -EINVAL;
2162 	}
2163 
2164 	ab->hw_params = *hw_params;
2165 
2166 	ath11k_info(ab, "%s\n", ab->hw_params.name);
2167 
2168 	return 0;
2169 }
2170 
ath11k_core_pre_init(struct ath11k_base * ab)2171 int ath11k_core_pre_init(struct ath11k_base *ab)
2172 {
2173 	int ret;
2174 
2175 	ret = ath11k_init_hw_params(ab);
2176 	if (ret) {
2177 		ath11k_err(ab, "failed to get hw params: %d\n", ret);
2178 		return ret;
2179 	}
2180 
2181 	ret = ath11k_fw_pre_init(ab);
2182 	if (ret) {
2183 		ath11k_err(ab, "failed to pre init firmware: %d", ret);
2184 		return ret;
2185 	}
2186 
2187 	return 0;
2188 }
2189 EXPORT_SYMBOL(ath11k_core_pre_init);
2190 
ath11k_core_init(struct ath11k_base * ab)2191 int ath11k_core_init(struct ath11k_base *ab)
2192 {
2193 	int ret;
2194 
2195 	ret = ath11k_core_soc_create(ab);
2196 	if (ret) {
2197 		ath11k_err(ab, "failed to create soc core: %d\n", ret);
2198 		return ret;
2199 	}
2200 
2201 	return 0;
2202 }
2203 EXPORT_SYMBOL(ath11k_core_init);
2204 
ath11k_core_deinit(struct ath11k_base * ab)2205 void ath11k_core_deinit(struct ath11k_base *ab)
2206 {
2207 	mutex_lock(&ab->core_lock);
2208 
2209 	ath11k_core_pdev_destroy(ab);
2210 	ath11k_core_stop(ab);
2211 
2212 	mutex_unlock(&ab->core_lock);
2213 
2214 	ath11k_hif_power_down(ab);
2215 	ath11k_mac_destroy(ab);
2216 	ath11k_core_soc_destroy(ab);
2217 	ath11k_fw_destroy(ab);
2218 }
2219 EXPORT_SYMBOL(ath11k_core_deinit);
2220 
ath11k_core_free(struct ath11k_base * ab)2221 void ath11k_core_free(struct ath11k_base *ab)
2222 {
2223 	destroy_workqueue(ab->workqueue_aux);
2224 	destroy_workqueue(ab->workqueue);
2225 
2226 	kfree(ab);
2227 }
2228 EXPORT_SYMBOL(ath11k_core_free);
2229 
ath11k_core_alloc(struct device * dev,size_t priv_size,enum ath11k_bus bus)2230 struct ath11k_base *ath11k_core_alloc(struct device *dev, size_t priv_size,
2231 				      enum ath11k_bus bus)
2232 {
2233 	struct ath11k_base *ab;
2234 
2235 	ab = kzalloc(sizeof(*ab) + priv_size, GFP_KERNEL);
2236 	if (!ab)
2237 		return NULL;
2238 
2239 	init_completion(&ab->driver_recovery);
2240 
2241 	ab->workqueue = create_singlethread_workqueue("ath11k_wq");
2242 	if (!ab->workqueue)
2243 		goto err_sc_free;
2244 
2245 	ab->workqueue_aux = create_singlethread_workqueue("ath11k_aux_wq");
2246 	if (!ab->workqueue_aux)
2247 		goto err_free_wq;
2248 
2249 	mutex_init(&ab->core_lock);
2250 	mutex_init(&ab->tbl_mtx_lock);
2251 	spin_lock_init(&ab->base_lock);
2252 	mutex_init(&ab->vdev_id_11d_lock);
2253 	init_completion(&ab->reset_complete);
2254 	init_completion(&ab->reconfigure_complete);
2255 	init_completion(&ab->recovery_start);
2256 
2257 	INIT_LIST_HEAD(&ab->peers);
2258 	init_waitqueue_head(&ab->peer_mapping_wq);
2259 	init_waitqueue_head(&ab->wmi_ab.tx_credits_wq);
2260 	init_waitqueue_head(&ab->qmi.cold_boot_waitq);
2261 	INIT_WORK(&ab->restart_work, ath11k_core_restart);
2262 	INIT_WORK(&ab->update_11d_work, ath11k_update_11d);
2263 	INIT_WORK(&ab->reset_work, ath11k_core_reset);
2264 	timer_setup(&ab->rx_replenish_retry, ath11k_ce_rx_replenish_retry, 0);
2265 	init_completion(&ab->htc_suspend);
2266 	init_completion(&ab->wow.wakeup_completed);
2267 
2268 	ab->dev = dev;
2269 	ab->hif.bus = bus;
2270 
2271 	return ab;
2272 
2273 err_free_wq:
2274 	destroy_workqueue(ab->workqueue);
2275 err_sc_free:
2276 	kfree(ab);
2277 	return NULL;
2278 }
2279 EXPORT_SYMBOL(ath11k_core_alloc);
2280 
2281 MODULE_DESCRIPTION("Core module for Qualcomm Atheros 802.11ax wireless LAN cards.");
2282 MODULE_LICENSE("Dual BSD/GPL");
2283