xref: /wlan-dirver/qca-wifi-host-cmn/target_if/init_deinit/src/init_event_handler.c (revision 302a1d9701784af5f4797b1a9fe07ae820b51907)
1 /*
2  * Copyright (c) 2018 The Linux Foundation. All rights reserved.
3  *
4  * Permission to use, copy, modify, and/or distribute this software for
5  * any purpose with or without fee is hereby granted, provided that the
6  * above copyright notice and this permission notice appear in all
7  * copies.
8  *
9  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
10  * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
11  * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
12  * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
13  * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
14  * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
15  * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
16  * PERFORMANCE OF THIS SOFTWARE.
17  */
18 
19 /**
20  * DOC: init_event_handler.c
21  *
22  * WMI common event handler implementation source file
23  */
24 
25 #include <qdf_status.h>
26 #include <wlan_objmgr_psoc_obj.h>
27 #include <wlan_objmgr_pdev_obj.h>
28 #include <target_if.h>
29 #include <target_if_reg.h>
30 #include <init_event_handler.h>
31 #include <service_ready_util.h>
32 #include <service_ready_param.h>
33 #include <init_cmd_api.h>
34 #include <cdp_txrx_cmn.h>
35 
36 static int init_deinit_service_ready_event_handler(ol_scn_t scn_handle,
37 							uint8_t *event,
38 							uint32_t data_len)
39 {
40 	int err_code;
41 	struct wlan_objmgr_psoc *psoc;
42 	struct target_psoc_info *tgt_hdl;
43 	wmi_legacy_service_ready_callback legacy_callback;
44 	struct common_wmi_handle *wmi_handle;
45 	QDF_STATUS ret_val;
46 
47 	if (!scn_handle) {
48 		target_if_err("scn handle NULL in service ready handler");
49 		return -EINVAL;
50 	}
51 
52 	psoc = target_if_get_psoc_from_scn_hdl(scn_handle);
53 	if (!psoc) {
54 		target_if_err("psoc is null in service ready handler");
55 		return -EINVAL;
56 	}
57 
58 	tgt_hdl = (struct target_psoc_info *)wlan_psoc_get_tgt_if_handle(
59 						psoc);
60 	if (!tgt_hdl) {
61 		target_if_err("target_psoc_info is null in service ready ev");
62 		return -EINVAL;
63 	}
64 
65 	ret_val = target_if_sw_version_check(psoc, tgt_hdl, event);
66 
67 	wmi_handle = target_psoc_get_wmi_hdl(tgt_hdl);
68 
69 	err_code = init_deinit_populate_service_bitmap(wmi_handle, event,
70 			tgt_hdl->info.service_bitmap);
71 	if (err_code)
72 		goto exit;
73 
74 	err_code = init_deinit_populate_fw_version_cmd(wmi_handle, event);
75 	if (err_code)
76 		goto exit;
77 
78 	err_code = init_deinit_populate_target_cap(wmi_handle, event,
79 				   &(tgt_hdl->info.target_caps));
80 	if (err_code)
81 		goto exit;
82 
83 	err_code = init_deinit_populate_phy_reg_cap(psoc, wmi_handle, event,
84 				    &(tgt_hdl->info), true);
85 	if (err_code)
86 		goto exit;
87 
88 	if (init_deinit_validate_160_80p80_fw_caps(psoc, tgt_hdl) !=
89 			QDF_STATUS_SUCCESS) {
90 		wlan_psoc_nif_op_flag_set(psoc, WLAN_SOC_OP_VHT_INVALID_CAP);
91 	}
92 
93 	target_if_ext_res_cfg_enable(psoc, tgt_hdl, event);
94 
95 	if (wmi_service_enabled(wmi_handle, wmi_service_tt))
96 		wlan_psoc_nif_fw_ext_cap_set(psoc, WLAN_SOC_CEXT_TT_SUPPORT);
97 
98 	if (wmi_service_enabled(wmi_handle, wmi_service_widebw_scan))
99 		wlan_psoc_nif_fw_ext_cap_set(psoc, WLAN_SOC_CEXT_WIDEBAND_SCAN);
100 
101 	if (wmi_service_enabled(wmi_handle, wmi_service_check_cal_version))
102 		wlan_psoc_nif_fw_ext_cap_set(psoc, WLAN_SOC_CEXT_SW_CAL);
103 
104 	if (wmi_service_enabled(wmi_handle, wmi_service_twt_requestor))
105 		wlan_psoc_nif_fw_ext_cap_set(psoc, WLAN_SOC_CEXT_TWT_REQUESTER);
106 
107 	if (wmi_service_enabled(wmi_handle, wmi_service_twt_responder))
108 		wlan_psoc_nif_fw_ext_cap_set(psoc, WLAN_SOC_CEXT_TWT_RESPONDER);
109 
110 	target_if_debug(" TT support %d, Wide BW Scan %d, SW cal %d",
111 		wlan_psoc_nif_fw_ext_cap_get(psoc, WLAN_SOC_CEXT_TT_SUPPORT),
112 		wlan_psoc_nif_fw_ext_cap_get(psoc, WLAN_SOC_CEXT_WIDEBAND_SCAN),
113 		wlan_psoc_nif_fw_ext_cap_get(psoc, WLAN_SOC_CEXT_SW_CAL));
114 
115 	target_if_mesh_support_enable(psoc, tgt_hdl, event);
116 
117 	target_if_smart_antenna_enable(psoc, tgt_hdl, event);
118 
119 	target_if_peer_cfg_enable(psoc, tgt_hdl, event);
120 
121 	target_if_atf_cfg_enable(psoc, tgt_hdl, event);
122 
123 	target_if_qwrap_cfg_enable(psoc, tgt_hdl, event);
124 
125 	target_if_lteu_cfg_enable(psoc, tgt_hdl, event);
126 
127 	/* override derived value, if it exceeds max peer count */
128 	if ((wlan_psoc_get_max_peer_count(psoc) >
129 		tgt_hdl->info.wlan_res_cfg.num_active_peers) &&
130 		(wlan_psoc_get_max_peer_count(psoc) <
131 			(tgt_hdl->info.wlan_res_cfg.num_peers -
132 				tgt_hdl->info.wlan_res_cfg.num_vdevs))) {
133 		tgt_hdl->info.wlan_res_cfg.num_peers =
134 				wlan_psoc_get_max_peer_count(psoc) +
135 					tgt_hdl->info.wlan_res_cfg.num_vdevs;
136 	}
137 	legacy_callback = target_if_get_psoc_legacy_service_ready_cb();
138 	if (!legacy_callback) {
139 		err_code = -EINVAL;
140 		goto exit;
141 	}
142 
143 	err_code = legacy_callback(wmi_service_ready_event_id,
144 				  scn_handle, event, data_len);
145 	init_deinit_chainmask_config(psoc, tgt_hdl);
146 
147 	if (wmi_service_enabled(wmi_handle, wmi_service_mgmt_tx_wmi)) {
148 		wlan_psoc_nif_fw_ext_cap_set(psoc, WLAN_SOC_CEXT_WMI_MGMT_REF);
149 		target_if_debug("WMI mgmt service enabled");
150 	} else {
151 		wlan_psoc_nif_fw_ext_cap_clear(psoc,
152 					       WLAN_SOC_CEXT_WMI_MGMT_REF);
153 		target_if_debug("WMI mgmt service disabled");
154 	}
155 
156 	err_code = init_deinit_handle_host_mem_req(psoc, tgt_hdl, event);
157 	if (err_code != QDF_STATUS_SUCCESS)
158 		goto exit;
159 
160 	target_if_reg_set_offloaded_info(psoc);
161 	if (!wmi_service_enabled(wmi_handle, wmi_service_ext_msg)) {
162 		target_if_debug("No EXT message, send init command");
163 		tgt_hdl->info.wmi_service_ready = TRUE;
164 		target_psoc_set_num_radios(tgt_hdl, 1);
165 		/* send init command */
166 		init_deinit_prepare_send_init_cmd(psoc, tgt_hdl);
167 	} else {
168 		target_if_debug("Wait for EXT message");
169 	}
170 
171 	target_if_smart_log_enable(psoc, tgt_hdl, event);
172 exit:
173 	return err_code;
174 }
175 
176 static int init_deinit_service_ext_ready_event_handler(ol_scn_t scn_handle,
177 						uint8_t *event,
178 						uint32_t data_len)
179 {
180 	int err_code;
181 	struct wlan_objmgr_psoc *psoc;
182 	struct target_psoc_info *tgt_hdl;
183 	struct common_wmi_handle *wmi_handle;
184 	struct tgt_info *info;
185 	wmi_legacy_service_ready_callback legacy_callback;
186 
187 	if (!scn_handle) {
188 		target_if_err("scn handle NULL in service ready handler");
189 		return -EINVAL;
190 	}
191 
192 	psoc = target_if_get_psoc_from_scn_hdl(scn_handle);
193 	if (!psoc) {
194 		target_if_err("psoc is null in service ready handler");
195 		return -EINVAL;
196 	}
197 
198 	tgt_hdl = (struct target_psoc_info *)wlan_psoc_get_tgt_if_handle(
199 						psoc);
200 	if (!tgt_hdl) {
201 		target_if_err("target_psoc_info is null in service ready ev");
202 		return -EINVAL;
203 	}
204 
205 	wmi_handle = target_psoc_get_wmi_hdl(tgt_hdl);
206 	info = (&tgt_hdl->info);
207 
208 	err_code = init_deinit_populate_service_ready_ext_param(wmi_handle,
209 				event, &(info->service_ext_param));
210 	if (err_code)
211 		goto exit;
212 
213 	target_psoc_set_num_radios(tgt_hdl, 0);
214 	err_code =  init_deinit_populate_hw_mode_capability(wmi_handle,
215 					    event, tgt_hdl);
216 	if (err_code)
217 		goto exit;
218 
219 	if (init_deinit_is_preferred_hw_mode_supported(psoc, tgt_hdl)
220 			== FALSE)
221 		return -EINVAL;
222 
223 	target_if_print_service_ready_ext_param(psoc, tgt_hdl);
224 
225 	err_code = init_deinit_populate_phy_reg_cap(psoc, wmi_handle,
226 					   event, info, false);
227 	if (err_code)
228 		goto exit;
229 
230 	target_if_add_11ax_modes(psoc, tgt_hdl);
231 
232 	if (init_deinit_chainmask_table_alloc(
233 				&(info->service_ext_param)) ==
234 							QDF_STATUS_SUCCESS) {
235 		err_code = init_deinit_populate_chainmask_tables(wmi_handle,
236 				event,
237 				&(info->service_ext_param.chainmask_table[0]));
238 		if (err_code)
239 			goto exit;
240 	}
241 
242 	err_code = init_deinit_populate_dbr_ring_cap(psoc, wmi_handle,
243 						event, info);
244 	if (err_code)
245 		goto exit;
246 
247 	legacy_callback = target_if_get_psoc_legacy_service_ready_cb();
248 	if (legacy_callback)
249 		legacy_callback(wmi_service_ready_ext_event_id,
250 				scn_handle, event, data_len);
251 
252 	info->wlan_res_cfg.num_vdevs = (target_psoc_get_num_radios(tgt_hdl) *
253 					info->wlan_res_cfg.num_vdevs);
254 	info->wlan_res_cfg.beacon_tx_offload_max_vdev =
255 				(target_psoc_get_num_radios(tgt_hdl) *
256 				info->wlan_res_cfg.beacon_tx_offload_max_vdev);
257 	info->wlan_res_cfg.max_bssid_indicator =
258 				info->service_ext_param.max_bssid_indicator;
259 
260 	info->wmi_service_ready = TRUE;
261 
262 	init_deinit_prepare_send_init_cmd(psoc, tgt_hdl);
263 
264 exit:
265 	return err_code;
266 }
267 
268 static int init_deinit_service_available_handler(ol_scn_t scn_handle,
269 						uint8_t *event,
270 						uint32_t data_len)
271 {
272 	struct wlan_objmgr_psoc *psoc;
273 	struct target_psoc_info *tgt_hdl;
274 	struct common_wmi_handle *wmi_handle;
275 
276 	if (!scn_handle) {
277 		target_if_err("scn handle NULL");
278 		return -EINVAL;
279 	}
280 
281 	psoc = target_if_get_psoc_from_scn_hdl(scn_handle);
282 	if (!psoc) {
283 		target_if_err("psoc is null");
284 		return -EINVAL;
285 	}
286 
287 	tgt_hdl = (struct target_psoc_info *)wlan_psoc_get_tgt_if_handle(
288 						psoc);
289 	if (!tgt_hdl) {
290 		target_if_err("target_psoc_info is null");
291 		return -EINVAL;
292 	}
293 
294 	wmi_handle = target_psoc_get_wmi_hdl(tgt_hdl);
295 
296 	if (wmi_save_ext_service_bitmap(wmi_handle, event, NULL) !=
297 					QDF_STATUS_SUCCESS) {
298 		target_if_err("Failed to save ext service bitmap");
299 		return -EINVAL;
300 	}
301 
302 	return 0;
303 }
304 
305 /* MAC address fourth byte index */
306 #define MAC_BYTE_4 4
307 
308 static int init_deinit_ready_event_handler(ol_scn_t scn_handle,
309 						uint8_t *event,
310 						uint32_t data_len)
311 {
312 	struct wlan_objmgr_psoc *psoc;
313 	struct wlan_objmgr_pdev *pdev;
314 	struct target_psoc_info *tgt_hdl;
315 	struct common_wmi_handle *wmi_handle;
316 	struct wmi_host_fw_abi_ver fw_ver;
317 	uint8_t myaddr[QDF_MAC_ADDR_SIZE];
318 	struct tgt_info *info;
319 	struct wmi_host_ready_ev_param ready_ev;
320 	wmi_legacy_service_ready_callback legacy_callback;
321 	uint8_t num_radios, i;
322 	uint32_t max_peers;
323 
324 	if (!scn_handle) {
325 		target_if_err("scn handle NULL");
326 		return -EINVAL;
327 	}
328 
329 	psoc = target_if_get_psoc_from_scn_hdl(scn_handle);
330 	if (!psoc) {
331 		target_if_err("psoc is null");
332 		return -EINVAL;
333 	}
334 
335 	tgt_hdl = (struct target_psoc_info *)wlan_psoc_get_tgt_if_handle(
336 						psoc);
337 	if (!tgt_hdl) {
338 		target_if_err("target_psoc_info is null");
339 		return -EINVAL;
340 	}
341 
342 	wmi_handle = target_psoc_get_wmi_hdl(tgt_hdl);
343 	info = (&tgt_hdl->info);
344 
345 	if (wmi_extract_fw_abi_version(wmi_handle, event, &fw_ver) ==
346 				QDF_STATUS_SUCCESS) {
347 		info->version.wlan_ver = fw_ver.sw_version;
348 		info->version.wlan_ver = fw_ver.abi_version;
349 	}
350 
351 	if (wmi_check_and_update_fw_version(wmi_handle, event) < 0) {
352 		target_if_err("Version mismatch with FW");
353 		return -EINVAL;
354 	}
355 
356 	if (wmi_extract_ready_event_params(wmi_handle, event, &ready_ev) !=
357 				QDF_STATUS_SUCCESS) {
358 		target_if_err("Failed to extract ready event");
359 		return -EINVAL;
360 	}
361 
362 	if ((ready_ev.num_total_peer != 0) &&
363 	    (info->wlan_res_cfg.num_peers != ready_ev.num_total_peer)) {
364 		/* FW allocated number of peers is different than host
365 		 * requested. Update host max with FW reported value.
366 		 */
367 		target_if_err("Host Requested %d peers. FW Supports %d peers",
368 			       info->wlan_res_cfg.num_peers,
369 			       ready_ev.num_total_peer);
370 		info->wlan_res_cfg.num_peers = ready_ev.num_total_peer;
371 	}
372 
373 	/* for non legacy  num_total_peer will be non zero
374 	 * allocate peer memory in this case
375 	 */
376 	if (ready_ev.num_total_peer != 0) {
377 		max_peers = info->wlan_res_cfg.num_peers +
378 			ready_ev.num_extra_peer + 1;
379 
380 		cdp_peer_map_attach(wlan_psoc_get_dp_handle(psoc), max_peers);
381 	}
382 
383 	/* Indicate to the waiting thread that the ready
384 	 * event was received
385 	 */
386 	info->wlan_init_status = wmi_ready_extract_init_status(
387 						wmi_handle, event);
388 
389 	legacy_callback = target_if_get_psoc_legacy_service_ready_cb();
390 	if (legacy_callback)
391 		legacy_callback(wmi_ready_event_id,
392 				scn_handle, event, data_len);
393 
394 	num_radios = target_psoc_get_num_radios(tgt_hdl);
395 	/*
396 	 * For non-legacy HW, MAC addr list is extracted.
397 	 */
398 	if (num_radios > 1) {
399 		uint8_t num_mac_addr;
400 		wmi_host_mac_addr *addr_list;
401 		int i;
402 
403 		addr_list = wmi_ready_extract_mac_addr_list(wmi_handle, event,
404 							    &num_mac_addr);
405 		if ((num_mac_addr >= num_radios) && (addr_list)) {
406 			for (i = 0; i < num_radios; i++) {
407 				WMI_HOST_MAC_ADDR_TO_CHAR_ARRAY(&addr_list[i],
408 								myaddr);
409 				pdev = wlan_objmgr_get_pdev_by_id(psoc, i,
410 								  WLAN_INIT_DEINIT_ID);
411 				if (!pdev) {
412 					target_if_err(" PDEV %d is NULL", i);
413 					return -EINVAL;
414 				}
415 				wlan_pdev_set_hw_macaddr(pdev, myaddr);
416 				wlan_objmgr_pdev_release_ref(pdev,
417 							WLAN_INIT_DEINIT_ID);
418 
419 				/* assign 1st radio addr to psoc */
420 				if (i == 0)
421 					wlan_psoc_set_hw_macaddr(psoc, myaddr);
422 			}
423 			goto out;
424 		} else {
425 			target_if_err("Using default MAC addr for all radios..");
426 		}
427 	}
428 
429 	/*
430 	 * We extract single MAC address in two scenarios:
431 	 * 1. In non-legacy case, if addr list is NULL or num_mac_addr < num_radios
432 	 * 2. In all legacy cases
433 	 */
434 	for (i = 0; i < num_radios; i++) {
435 		wmi_ready_extract_mac_addr(wmi_handle, event, myaddr);
436 		myaddr[MAC_BYTE_4] += i;
437 		pdev = wlan_objmgr_get_pdev_by_id(psoc, i, WLAN_INIT_DEINIT_ID);
438 		if (!pdev) {
439 			target_if_err(" PDEV %d is NULL", i);
440 			return -EINVAL;
441 		}
442 		wlan_pdev_set_hw_macaddr(pdev, myaddr);
443 		wlan_objmgr_pdev_release_ref(pdev, WLAN_INIT_DEINIT_ID);
444 		/* assign 1st radio addr to psoc */
445 		if (i == 0)
446 			wlan_psoc_set_hw_macaddr(psoc, myaddr);
447 	}
448 
449 out:
450 	target_if_btcoex_cfg_enable(psoc, tgt_hdl, event);
451 	tgt_hdl->info.wmi_ready = TRUE;
452 	init_deinit_wakeup_host_wait(psoc, tgt_hdl);
453 
454 	return 0;
455 }
456 
457 
458 QDF_STATUS init_deinit_register_tgt_psoc_ev_handlers(
459 				struct wlan_objmgr_psoc *psoc)
460 {
461 	struct target_psoc_info *tgt_hdl;
462 	wmi_unified_t wmi_handle;
463 	QDF_STATUS retval = QDF_STATUS_SUCCESS;
464 
465 	if (!psoc) {
466 		target_if_err("psoc is null in register wmi handler");
467 		return QDF_STATUS_E_FAILURE;
468 	}
469 
470 	tgt_hdl = (struct target_psoc_info *)wlan_psoc_get_tgt_if_handle(
471 						psoc);
472 	if (!tgt_hdl) {
473 		target_if_err("target_psoc_info null in register wmi hadler");
474 		return QDF_STATUS_E_FAILURE;
475 	}
476 
477 	wmi_handle = (wmi_unified_t)target_psoc_get_wmi_hdl(tgt_hdl);
478 
479 	retval = wmi_unified_register_event_handler(wmi_handle,
480 				wmi_service_ready_event_id,
481 				init_deinit_service_ready_event_handler,
482 				WMI_RX_WORK_CTX);
483 	retval = wmi_unified_register_event_handler(wmi_handle,
484 				wmi_service_ready_ext_event_id,
485 				init_deinit_service_ext_ready_event_handler,
486 				WMI_RX_WORK_CTX);
487 	retval = wmi_unified_register_event_handler(wmi_handle,
488 				wmi_service_available_event_id,
489 				init_deinit_service_available_handler,
490 				WMI_RX_UMAC_CTX);
491 	retval = wmi_unified_register_event_handler(wmi_handle,
492 				wmi_ready_event_id,
493 				init_deinit_ready_event_handler,
494 				WMI_RX_WORK_CTX);
495 
496 	return retval;
497 }
498 
499