1 // SPDX-License-Identifier: BSD-3-Clause-Clear
2 /*
3  * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved.
4  */
5 
6 #include "core.h"
7 #include "dp_tx.h"
8 #include "debug.h"
9 #include "debugfs_sta.h"
10 #include "hw.h"
11 #include "peer.h"
12 
13 static enum hal_tcl_encap_type
14 ath11k_dp_tx_get_encap_type(struct ath11k_vif *arvif, struct sk_buff *skb)
15 {
16 	struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
17 	struct ath11k_base *ab = arvif->ar->ab;
18 
19 	if (test_bit(ATH11K_FLAG_RAW_MODE, &ab->dev_flags))
20 		return HAL_TCL_ENCAP_TYPE_RAW;
21 
22 	if (tx_info->flags & IEEE80211_TX_CTL_HW_80211_ENCAP)
23 		return HAL_TCL_ENCAP_TYPE_ETHERNET;
24 
25 	return HAL_TCL_ENCAP_TYPE_NATIVE_WIFI;
26 }
27 
28 static void ath11k_dp_tx_encap_nwifi(struct sk_buff *skb)
29 {
30 	struct ieee80211_hdr *hdr = (void *)skb->data;
31 	u8 *qos_ctl;
32 
33 	if (!ieee80211_is_data_qos(hdr->frame_control))
34 		return;
35 
36 	qos_ctl = ieee80211_get_qos_ctl(hdr);
37 	memmove(skb->data + IEEE80211_QOS_CTL_LEN,
38 		skb->data, (void *)qos_ctl - (void *)skb->data);
39 	skb_pull(skb, IEEE80211_QOS_CTL_LEN);
40 
41 	hdr = (void *)skb->data;
42 	hdr->frame_control &= ~__cpu_to_le16(IEEE80211_STYPE_QOS_DATA);
43 }
44 
45 static u8 ath11k_dp_tx_get_tid(struct sk_buff *skb)
46 {
47 	struct ieee80211_hdr *hdr = (void *)skb->data;
48 	struct ath11k_skb_cb *cb = ATH11K_SKB_CB(skb);
49 
50 	if (cb->flags & ATH11K_SKB_HW_80211_ENCAP)
51 		return skb->priority & IEEE80211_QOS_CTL_TID_MASK;
52 	else if (!ieee80211_is_data_qos(hdr->frame_control))
53 		return HAL_DESC_REO_NON_QOS_TID;
54 	else
55 		return skb->priority & IEEE80211_QOS_CTL_TID_MASK;
56 }
57 
58 enum hal_encrypt_type ath11k_dp_tx_get_encrypt_type(u32 cipher)
59 {
60 	switch (cipher) {
61 	case WLAN_CIPHER_SUITE_WEP40:
62 		return HAL_ENCRYPT_TYPE_WEP_40;
63 	case WLAN_CIPHER_SUITE_WEP104:
64 		return HAL_ENCRYPT_TYPE_WEP_104;
65 	case WLAN_CIPHER_SUITE_TKIP:
66 		return HAL_ENCRYPT_TYPE_TKIP_MIC;
67 	case WLAN_CIPHER_SUITE_CCMP:
68 		return HAL_ENCRYPT_TYPE_CCMP_128;
69 	case WLAN_CIPHER_SUITE_CCMP_256:
70 		return HAL_ENCRYPT_TYPE_CCMP_256;
71 	case WLAN_CIPHER_SUITE_GCMP:
72 		return HAL_ENCRYPT_TYPE_GCMP_128;
73 	case WLAN_CIPHER_SUITE_GCMP_256:
74 		return HAL_ENCRYPT_TYPE_AES_GCMP_256;
75 	default:
76 		return HAL_ENCRYPT_TYPE_OPEN;
77 	}
78 }
79 
80 int ath11k_dp_tx(struct ath11k *ar, struct ath11k_vif *arvif,
81 		 struct ath11k_sta *arsta, struct sk_buff *skb)
82 {
83 	struct ath11k_base *ab = ar->ab;
84 	struct ath11k_dp *dp = &ab->dp;
85 	struct hal_tx_info ti = {0};
86 	struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
87 	struct ath11k_skb_cb *skb_cb = ATH11K_SKB_CB(skb);
88 	struct hal_srng *tcl_ring;
89 	struct ieee80211_hdr *hdr = (void *)skb->data;
90 	struct dp_tx_ring *tx_ring;
91 	void *hal_tcl_desc;
92 	u8 pool_id;
93 	u8 hal_ring_id;
94 	int ret;
95 	u8 ring_selector = 0, ring_map = 0;
96 	bool tcl_ring_retry;
97 
98 	if (test_bit(ATH11K_FLAG_CRASH_FLUSH, &ar->ab->dev_flags))
99 		return -ESHUTDOWN;
100 
101 	if (!(info->flags & IEEE80211_TX_CTL_HW_80211_ENCAP) &&
102 	    !ieee80211_is_data(hdr->frame_control))
103 		return -ENOTSUPP;
104 
105 	pool_id = skb_get_queue_mapping(skb) & (ATH11K_HW_MAX_QUEUES - 1);
106 
107 	/* Let the default ring selection be based on current processor
108 	 * number, where one of the 3 tcl rings are selected based on
109 	 * the smp_processor_id(). In case that ring
110 	 * is full/busy, we resort to other available rings.
111 	 * If all rings are full, we drop the packet.
112 	 * //TODO Add throttling logic when all rings are full
113 	 */
114 	ring_selector = smp_processor_id();
115 
116 tcl_ring_sel:
117 	tcl_ring_retry = false;
118 	/* For some chip, it can only use tcl0 to tx */
119 	if (ar->ab->hw_params.tcl_0_only)
120 		ti.ring_id = 0;
121 	else
122 		ti.ring_id = ring_selector % DP_TCL_NUM_RING_MAX;
123 
124 	ring_map |= BIT(ti.ring_id);
125 
126 	tx_ring = &dp->tx_ring[ti.ring_id];
127 
128 	spin_lock_bh(&tx_ring->tx_idr_lock);
129 	ret = idr_alloc(&tx_ring->txbuf_idr, skb, 0,
130 			DP_TX_IDR_SIZE - 1, GFP_ATOMIC);
131 	spin_unlock_bh(&tx_ring->tx_idr_lock);
132 
133 	if (ret < 0) {
134 		if (ring_map == (BIT(DP_TCL_NUM_RING_MAX) - 1)) {
135 			atomic_inc(&ab->soc_stats.tx_err.misc_fail);
136 			return -ENOSPC;
137 		}
138 
139 		/* Check if the next ring is available */
140 		ring_selector++;
141 		goto tcl_ring_sel;
142 	}
143 
144 	ti.desc_id = FIELD_PREP(DP_TX_DESC_ID_MAC_ID, ar->pdev_idx) |
145 		     FIELD_PREP(DP_TX_DESC_ID_MSDU_ID, ret) |
146 		     FIELD_PREP(DP_TX_DESC_ID_POOL_ID, pool_id);
147 	ti.encap_type = ath11k_dp_tx_get_encap_type(arvif, skb);
148 
149 	if (ieee80211_has_a4(hdr->frame_control) &&
150 	    is_multicast_ether_addr(hdr->addr3) && arsta &&
151 	    arsta->use_4addr_set) {
152 		ti.meta_data_flags = arsta->tcl_metadata;
153 		ti.flags0 |= FIELD_PREP(HAL_TCL_DATA_CMD_INFO1_TO_FW, 1);
154 	} else {
155 		ti.meta_data_flags = arvif->tcl_metadata;
156 	}
157 
158 	if (ti.encap_type == HAL_TCL_ENCAP_TYPE_RAW) {
159 		if (skb_cb->flags & ATH11K_SKB_CIPHER_SET) {
160 			ti.encrypt_type =
161 				ath11k_dp_tx_get_encrypt_type(skb_cb->cipher);
162 
163 			if (ieee80211_has_protected(hdr->frame_control))
164 				skb_put(skb, IEEE80211_CCMP_MIC_LEN);
165 		} else {
166 			ti.encrypt_type = HAL_ENCRYPT_TYPE_OPEN;
167 		}
168 	}
169 
170 	ti.addr_search_flags = arvif->hal_addr_search_flags;
171 	ti.search_type = arvif->search_type;
172 	ti.type = HAL_TCL_DESC_TYPE_BUFFER;
173 	ti.pkt_offset = 0;
174 	ti.lmac_id = ar->lmac_id;
175 	ti.bss_ast_hash = arvif->ast_hash;
176 	ti.bss_ast_idx = arvif->ast_idx;
177 	ti.dscp_tid_tbl_idx = 0;
178 
179 	if (skb->ip_summed == CHECKSUM_PARTIAL &&
180 	    ti.encap_type != HAL_TCL_ENCAP_TYPE_RAW) {
181 		ti.flags0 |= FIELD_PREP(HAL_TCL_DATA_CMD_INFO1_IP4_CKSUM_EN, 1) |
182 			     FIELD_PREP(HAL_TCL_DATA_CMD_INFO1_UDP4_CKSUM_EN, 1) |
183 			     FIELD_PREP(HAL_TCL_DATA_CMD_INFO1_UDP6_CKSUM_EN, 1) |
184 			     FIELD_PREP(HAL_TCL_DATA_CMD_INFO1_TCP4_CKSUM_EN, 1) |
185 			     FIELD_PREP(HAL_TCL_DATA_CMD_INFO1_TCP6_CKSUM_EN, 1);
186 	}
187 
188 	if (ieee80211_vif_is_mesh(arvif->vif))
189 		ti.enable_mesh = true;
190 
191 	ti.flags1 |= FIELD_PREP(HAL_TCL_DATA_CMD_INFO2_TID_OVERWRITE, 1);
192 
193 	ti.tid = ath11k_dp_tx_get_tid(skb);
194 
195 	switch (ti.encap_type) {
196 	case HAL_TCL_ENCAP_TYPE_NATIVE_WIFI:
197 		ath11k_dp_tx_encap_nwifi(skb);
198 		break;
199 	case HAL_TCL_ENCAP_TYPE_RAW:
200 		if (!test_bit(ATH11K_FLAG_RAW_MODE, &ab->dev_flags)) {
201 			ret = -EINVAL;
202 			goto fail_remove_idr;
203 		}
204 		break;
205 	case HAL_TCL_ENCAP_TYPE_ETHERNET:
206 		/* no need to encap */
207 		break;
208 	case HAL_TCL_ENCAP_TYPE_802_3:
209 	default:
210 		/* TODO: Take care of other encap modes as well */
211 		ret = -EINVAL;
212 		atomic_inc(&ab->soc_stats.tx_err.misc_fail);
213 		goto fail_remove_idr;
214 	}
215 
216 	ti.paddr = dma_map_single(ab->dev, skb->data, skb->len, DMA_TO_DEVICE);
217 	if (dma_mapping_error(ab->dev, ti.paddr)) {
218 		atomic_inc(&ab->soc_stats.tx_err.misc_fail);
219 		ath11k_warn(ab, "failed to DMA map data Tx buffer\n");
220 		ret = -ENOMEM;
221 		goto fail_remove_idr;
222 	}
223 
224 	ti.data_len = skb->len;
225 	skb_cb->paddr = ti.paddr;
226 	skb_cb->vif = arvif->vif;
227 	skb_cb->ar = ar;
228 
229 	hal_ring_id = tx_ring->tcl_data_ring.ring_id;
230 	tcl_ring = &ab->hal.srng_list[hal_ring_id];
231 
232 	spin_lock_bh(&tcl_ring->lock);
233 
234 	ath11k_hal_srng_access_begin(ab, tcl_ring);
235 
236 	hal_tcl_desc = (void *)ath11k_hal_srng_src_get_next_entry(ab, tcl_ring);
237 	if (!hal_tcl_desc) {
238 		/* NOTE: It is highly unlikely we'll be running out of tcl_ring
239 		 * desc because the desc is directly enqueued onto hw queue.
240 		 */
241 		ath11k_hal_srng_access_end(ab, tcl_ring);
242 		ab->soc_stats.tx_err.desc_na[ti.ring_id]++;
243 		spin_unlock_bh(&tcl_ring->lock);
244 		ret = -ENOMEM;
245 
246 		/* Checking for available tcl descritors in another ring in
247 		 * case of failure due to full tcl ring now, is better than
248 		 * checking this ring earlier for each pkt tx.
249 		 * Restart ring selection if some rings are not checked yet.
250 		 */
251 		if (ring_map != (BIT(DP_TCL_NUM_RING_MAX) - 1) &&
252 		    !ar->ab->hw_params.tcl_0_only) {
253 			tcl_ring_retry = true;
254 			ring_selector++;
255 		}
256 
257 		goto fail_unmap_dma;
258 	}
259 
260 	ath11k_hal_tx_cmd_desc_setup(ab, hal_tcl_desc +
261 					 sizeof(struct hal_tlv_hdr), &ti);
262 
263 	ath11k_hal_srng_access_end(ab, tcl_ring);
264 
265 	ath11k_dp_shadow_start_timer(ab, tcl_ring, &dp->tx_ring_timer[ti.ring_id]);
266 
267 	spin_unlock_bh(&tcl_ring->lock);
268 
269 	ath11k_dbg_dump(ab, ATH11K_DBG_DP_TX, NULL, "dp tx msdu: ",
270 			skb->data, skb->len);
271 
272 	atomic_inc(&ar->dp.num_tx_pending);
273 
274 	return 0;
275 
276 fail_unmap_dma:
277 	dma_unmap_single(ab->dev, ti.paddr, ti.data_len, DMA_TO_DEVICE);
278 
279 fail_remove_idr:
280 	spin_lock_bh(&tx_ring->tx_idr_lock);
281 	idr_remove(&tx_ring->txbuf_idr,
282 		   FIELD_GET(DP_TX_DESC_ID_MSDU_ID, ti.desc_id));
283 	spin_unlock_bh(&tx_ring->tx_idr_lock);
284 
285 	if (tcl_ring_retry)
286 		goto tcl_ring_sel;
287 
288 	return ret;
289 }
290 
291 static void ath11k_dp_tx_free_txbuf(struct ath11k_base *ab, u8 mac_id,
292 				    int msdu_id,
293 				    struct dp_tx_ring *tx_ring)
294 {
295 	struct ath11k *ar;
296 	struct sk_buff *msdu;
297 	struct ath11k_skb_cb *skb_cb;
298 
299 	spin_lock_bh(&tx_ring->tx_idr_lock);
300 	msdu = idr_find(&tx_ring->txbuf_idr, msdu_id);
301 	if (!msdu) {
302 		ath11k_warn(ab, "tx completion for unknown msdu_id %d\n",
303 			    msdu_id);
304 		spin_unlock_bh(&tx_ring->tx_idr_lock);
305 		return;
306 	}
307 
308 	skb_cb = ATH11K_SKB_CB(msdu);
309 
310 	idr_remove(&tx_ring->txbuf_idr, msdu_id);
311 	spin_unlock_bh(&tx_ring->tx_idr_lock);
312 
313 	dma_unmap_single(ab->dev, skb_cb->paddr, msdu->len, DMA_TO_DEVICE);
314 	dev_kfree_skb_any(msdu);
315 
316 	ar = ab->pdevs[mac_id].ar;
317 	if (atomic_dec_and_test(&ar->dp.num_tx_pending))
318 		wake_up(&ar->dp.tx_empty_waitq);
319 }
320 
321 static void
322 ath11k_dp_tx_htt_tx_complete_buf(struct ath11k_base *ab,
323 				 struct dp_tx_ring *tx_ring,
324 				 struct ath11k_dp_htt_wbm_tx_status *ts)
325 {
326 	struct sk_buff *msdu;
327 	struct ieee80211_tx_info *info;
328 	struct ath11k_skb_cb *skb_cb;
329 	struct ath11k *ar;
330 
331 	spin_lock_bh(&tx_ring->tx_idr_lock);
332 	msdu = idr_find(&tx_ring->txbuf_idr, ts->msdu_id);
333 	if (!msdu) {
334 		ath11k_warn(ab, "htt tx completion for unknown msdu_id %d\n",
335 			    ts->msdu_id);
336 		spin_unlock_bh(&tx_ring->tx_idr_lock);
337 		return;
338 	}
339 
340 	skb_cb = ATH11K_SKB_CB(msdu);
341 	info = IEEE80211_SKB_CB(msdu);
342 
343 	ar = skb_cb->ar;
344 
345 	idr_remove(&tx_ring->txbuf_idr, ts->msdu_id);
346 	spin_unlock_bh(&tx_ring->tx_idr_lock);
347 
348 	if (atomic_dec_and_test(&ar->dp.num_tx_pending))
349 		wake_up(&ar->dp.tx_empty_waitq);
350 
351 	dma_unmap_single(ab->dev, skb_cb->paddr, msdu->len, DMA_TO_DEVICE);
352 
353 	memset(&info->status, 0, sizeof(info->status));
354 
355 	if (ts->acked) {
356 		if (!(info->flags & IEEE80211_TX_CTL_NO_ACK)) {
357 			info->flags |= IEEE80211_TX_STAT_ACK;
358 			info->status.ack_signal = ATH11K_DEFAULT_NOISE_FLOOR +
359 						  ts->ack_rssi;
360 			info->status.is_valid_ack_signal = true;
361 		} else {
362 			info->flags |= IEEE80211_TX_STAT_NOACK_TRANSMITTED;
363 		}
364 	}
365 
366 	ieee80211_tx_status(ar->hw, msdu);
367 }
368 
369 static void
370 ath11k_dp_tx_process_htt_tx_complete(struct ath11k_base *ab,
371 				     void *desc, u8 mac_id,
372 				     u32 msdu_id, struct dp_tx_ring *tx_ring)
373 {
374 	struct htt_tx_wbm_completion *status_desc;
375 	struct ath11k_dp_htt_wbm_tx_status ts = {0};
376 	enum hal_wbm_htt_tx_comp_status wbm_status;
377 
378 	status_desc = desc + HTT_TX_WBM_COMP_STATUS_OFFSET;
379 
380 	wbm_status = FIELD_GET(HTT_TX_WBM_COMP_INFO0_STATUS,
381 			       status_desc->info0);
382 	switch (wbm_status) {
383 	case HAL_WBM_REL_HTT_TX_COMP_STATUS_OK:
384 	case HAL_WBM_REL_HTT_TX_COMP_STATUS_DROP:
385 	case HAL_WBM_REL_HTT_TX_COMP_STATUS_TTL:
386 		ts.acked = (wbm_status == HAL_WBM_REL_HTT_TX_COMP_STATUS_OK);
387 		ts.msdu_id = msdu_id;
388 		ts.ack_rssi = FIELD_GET(HTT_TX_WBM_COMP_INFO1_ACK_RSSI,
389 					status_desc->info1);
390 		ath11k_dp_tx_htt_tx_complete_buf(ab, tx_ring, &ts);
391 		break;
392 	case HAL_WBM_REL_HTT_TX_COMP_STATUS_REINJ:
393 	case HAL_WBM_REL_HTT_TX_COMP_STATUS_INSPECT:
394 		ath11k_dp_tx_free_txbuf(ab, mac_id, msdu_id, tx_ring);
395 		break;
396 	case HAL_WBM_REL_HTT_TX_COMP_STATUS_MEC_NOTIFY:
397 		/* This event is to be handled only when the driver decides to
398 		 * use WDS offload functionality.
399 		 */
400 		break;
401 	default:
402 		ath11k_warn(ab, "Unknown htt tx status %d\n", wbm_status);
403 		break;
404 	}
405 }
406 
407 static void ath11k_dp_tx_cache_peer_stats(struct ath11k *ar,
408 					  struct sk_buff *msdu,
409 					  struct hal_tx_status *ts)
410 {
411 	struct ath11k_per_peer_tx_stats *peer_stats = &ar->cached_stats;
412 
413 	if (ts->try_cnt > 1) {
414 		peer_stats->retry_pkts += ts->try_cnt - 1;
415 		peer_stats->retry_bytes += (ts->try_cnt - 1) * msdu->len;
416 
417 		if (ts->status != HAL_WBM_TQM_REL_REASON_FRAME_ACKED) {
418 			peer_stats->failed_pkts += 1;
419 			peer_stats->failed_bytes += msdu->len;
420 		}
421 	}
422 }
423 
424 static void ath11k_dp_tx_complete_msdu(struct ath11k *ar,
425 				       struct sk_buff *msdu,
426 				       struct hal_tx_status *ts)
427 {
428 	struct ath11k_base *ab = ar->ab;
429 	struct ieee80211_tx_info *info;
430 	struct ath11k_skb_cb *skb_cb;
431 
432 	if (WARN_ON_ONCE(ts->buf_rel_source != HAL_WBM_REL_SRC_MODULE_TQM)) {
433 		/* Must not happen */
434 		return;
435 	}
436 
437 	skb_cb = ATH11K_SKB_CB(msdu);
438 
439 	dma_unmap_single(ab->dev, skb_cb->paddr, msdu->len, DMA_TO_DEVICE);
440 
441 	rcu_read_lock();
442 
443 	if (!rcu_dereference(ab->pdevs_active[ar->pdev_idx])) {
444 		dev_kfree_skb_any(msdu);
445 		goto exit;
446 	}
447 
448 	if (!skb_cb->vif) {
449 		dev_kfree_skb_any(msdu);
450 		goto exit;
451 	}
452 
453 	info = IEEE80211_SKB_CB(msdu);
454 	memset(&info->status, 0, sizeof(info->status));
455 
456 	/* skip tx rate update from ieee80211_status*/
457 	info->status.rates[0].idx = -1;
458 
459 	if (ts->status == HAL_WBM_TQM_REL_REASON_FRAME_ACKED &&
460 	    !(info->flags & IEEE80211_TX_CTL_NO_ACK)) {
461 		info->flags |= IEEE80211_TX_STAT_ACK;
462 		info->status.ack_signal = ATH11K_DEFAULT_NOISE_FLOOR +
463 					  ts->ack_rssi;
464 		info->status.is_valid_ack_signal = true;
465 	}
466 
467 	if (ts->status == HAL_WBM_TQM_REL_REASON_CMD_REMOVE_TX &&
468 	    (info->flags & IEEE80211_TX_CTL_NO_ACK))
469 		info->flags |= IEEE80211_TX_STAT_NOACK_TRANSMITTED;
470 
471 	if (ath11k_debugfs_is_extd_tx_stats_enabled(ar)) {
472 		if (ts->flags & HAL_TX_STATUS_FLAGS_FIRST_MSDU) {
473 			if (ar->last_ppdu_id == 0) {
474 				ar->last_ppdu_id = ts->ppdu_id;
475 			} else if (ar->last_ppdu_id == ts->ppdu_id ||
476 				   ar->cached_ppdu_id == ar->last_ppdu_id) {
477 				ar->cached_ppdu_id = ar->last_ppdu_id;
478 				ar->cached_stats.is_ampdu = true;
479 				ath11k_debugfs_sta_update_txcompl(ar, msdu, ts);
480 				memset(&ar->cached_stats, 0,
481 				       sizeof(struct ath11k_per_peer_tx_stats));
482 			} else {
483 				ar->cached_stats.is_ampdu = false;
484 				ath11k_debugfs_sta_update_txcompl(ar, msdu, ts);
485 				memset(&ar->cached_stats, 0,
486 				       sizeof(struct ath11k_per_peer_tx_stats));
487 			}
488 			ar->last_ppdu_id = ts->ppdu_id;
489 		}
490 
491 		ath11k_dp_tx_cache_peer_stats(ar, msdu, ts);
492 	}
493 
494 	/* NOTE: Tx rate status reporting. Tx completion status does not have
495 	 * necessary information (for example nss) to build the tx rate.
496 	 * Might end up reporting it out-of-band from HTT stats.
497 	 */
498 
499 	ieee80211_tx_status(ar->hw, msdu);
500 
501 exit:
502 	rcu_read_unlock();
503 }
504 
505 static inline void ath11k_dp_tx_status_parse(struct ath11k_base *ab,
506 					     struct hal_wbm_release_ring *desc,
507 					     struct hal_tx_status *ts)
508 {
509 	ts->buf_rel_source =
510 		FIELD_GET(HAL_WBM_RELEASE_INFO0_REL_SRC_MODULE, desc->info0);
511 	if (ts->buf_rel_source != HAL_WBM_REL_SRC_MODULE_FW &&
512 	    ts->buf_rel_source != HAL_WBM_REL_SRC_MODULE_TQM)
513 		return;
514 
515 	if (ts->buf_rel_source == HAL_WBM_REL_SRC_MODULE_FW)
516 		return;
517 
518 	ts->status = FIELD_GET(HAL_WBM_RELEASE_INFO0_TQM_RELEASE_REASON,
519 			       desc->info0);
520 	ts->ppdu_id = FIELD_GET(HAL_WBM_RELEASE_INFO1_TQM_STATUS_NUMBER,
521 				desc->info1);
522 	ts->try_cnt = FIELD_GET(HAL_WBM_RELEASE_INFO1_TRANSMIT_COUNT,
523 				desc->info1);
524 	ts->ack_rssi = FIELD_GET(HAL_WBM_RELEASE_INFO2_ACK_FRAME_RSSI,
525 				 desc->info2);
526 	if (desc->info2 & HAL_WBM_RELEASE_INFO2_FIRST_MSDU)
527 		ts->flags |= HAL_TX_STATUS_FLAGS_FIRST_MSDU;
528 	ts->peer_id = FIELD_GET(HAL_WBM_RELEASE_INFO3_PEER_ID, desc->info3);
529 	ts->tid = FIELD_GET(HAL_WBM_RELEASE_INFO3_TID, desc->info3);
530 	if (desc->rate_stats.info0 & HAL_TX_RATE_STATS_INFO0_VALID)
531 		ts->rate_stats = desc->rate_stats.info0;
532 	else
533 		ts->rate_stats = 0;
534 }
535 
536 void ath11k_dp_tx_completion_handler(struct ath11k_base *ab, int ring_id)
537 {
538 	struct ath11k *ar;
539 	struct ath11k_dp *dp = &ab->dp;
540 	int hal_ring_id = dp->tx_ring[ring_id].tcl_comp_ring.ring_id;
541 	struct hal_srng *status_ring = &ab->hal.srng_list[hal_ring_id];
542 	struct sk_buff *msdu;
543 	struct hal_tx_status ts = { 0 };
544 	struct dp_tx_ring *tx_ring = &dp->tx_ring[ring_id];
545 	u32 *desc;
546 	u32 msdu_id;
547 	u8 mac_id;
548 
549 	spin_lock_bh(&status_ring->lock);
550 
551 	ath11k_hal_srng_access_begin(ab, status_ring);
552 
553 	while ((ATH11K_TX_COMPL_NEXT(tx_ring->tx_status_head) !=
554 		tx_ring->tx_status_tail) &&
555 	       (desc = ath11k_hal_srng_dst_get_next_entry(ab, status_ring))) {
556 		memcpy(&tx_ring->tx_status[tx_ring->tx_status_head],
557 		       desc, sizeof(struct hal_wbm_release_ring));
558 		tx_ring->tx_status_head =
559 			ATH11K_TX_COMPL_NEXT(tx_ring->tx_status_head);
560 	}
561 
562 	if ((ath11k_hal_srng_dst_peek(ab, status_ring) != NULL) &&
563 	    (ATH11K_TX_COMPL_NEXT(tx_ring->tx_status_head) == tx_ring->tx_status_tail)) {
564 		/* TODO: Process pending tx_status messages when kfifo_is_full() */
565 		ath11k_warn(ab, "Unable to process some of the tx_status ring desc because status_fifo is full\n");
566 	}
567 
568 	ath11k_hal_srng_access_end(ab, status_ring);
569 
570 	spin_unlock_bh(&status_ring->lock);
571 
572 	while (ATH11K_TX_COMPL_NEXT(tx_ring->tx_status_tail) != tx_ring->tx_status_head) {
573 		struct hal_wbm_release_ring *tx_status;
574 		u32 desc_id;
575 
576 		tx_ring->tx_status_tail =
577 			ATH11K_TX_COMPL_NEXT(tx_ring->tx_status_tail);
578 		tx_status = &tx_ring->tx_status[tx_ring->tx_status_tail];
579 		ath11k_dp_tx_status_parse(ab, tx_status, &ts);
580 
581 		desc_id = FIELD_GET(BUFFER_ADDR_INFO1_SW_COOKIE,
582 				    tx_status->buf_addr_info.info1);
583 		mac_id = FIELD_GET(DP_TX_DESC_ID_MAC_ID, desc_id);
584 		msdu_id = FIELD_GET(DP_TX_DESC_ID_MSDU_ID, desc_id);
585 
586 		if (ts.buf_rel_source == HAL_WBM_REL_SRC_MODULE_FW) {
587 			ath11k_dp_tx_process_htt_tx_complete(ab,
588 							     (void *)tx_status,
589 							     mac_id, msdu_id,
590 							     tx_ring);
591 			continue;
592 		}
593 
594 		spin_lock_bh(&tx_ring->tx_idr_lock);
595 		msdu = idr_find(&tx_ring->txbuf_idr, msdu_id);
596 		if (!msdu) {
597 			ath11k_warn(ab, "tx completion for unknown msdu_id %d\n",
598 				    msdu_id);
599 			spin_unlock_bh(&tx_ring->tx_idr_lock);
600 			continue;
601 		}
602 		idr_remove(&tx_ring->txbuf_idr, msdu_id);
603 		spin_unlock_bh(&tx_ring->tx_idr_lock);
604 
605 		ar = ab->pdevs[mac_id].ar;
606 
607 		if (atomic_dec_and_test(&ar->dp.num_tx_pending))
608 			wake_up(&ar->dp.tx_empty_waitq);
609 
610 		ath11k_dp_tx_complete_msdu(ar, msdu, &ts);
611 	}
612 }
613 
614 int ath11k_dp_tx_send_reo_cmd(struct ath11k_base *ab, struct dp_rx_tid *rx_tid,
615 			      enum hal_reo_cmd_type type,
616 			      struct ath11k_hal_reo_cmd *cmd,
617 			      void (*cb)(struct ath11k_dp *, void *,
618 					 enum hal_reo_cmd_status))
619 {
620 	struct ath11k_dp *dp = &ab->dp;
621 	struct dp_reo_cmd *dp_cmd;
622 	struct hal_srng *cmd_ring;
623 	int cmd_num;
624 
625 	if (test_bit(ATH11K_FLAG_CRASH_FLUSH, &ab->dev_flags))
626 		return -ESHUTDOWN;
627 
628 	cmd_ring = &ab->hal.srng_list[dp->reo_cmd_ring.ring_id];
629 	cmd_num = ath11k_hal_reo_cmd_send(ab, cmd_ring, type, cmd);
630 
631 	/* cmd_num should start from 1, during failure return the error code */
632 	if (cmd_num < 0)
633 		return cmd_num;
634 
635 	/* reo cmd ring descriptors has cmd_num starting from 1 */
636 	if (cmd_num == 0)
637 		return -EINVAL;
638 
639 	if (!cb)
640 		return 0;
641 
642 	/* Can this be optimized so that we keep the pending command list only
643 	 * for tid delete command to free up the resoruce on the command status
644 	 * indication?
645 	 */
646 	dp_cmd = kzalloc(sizeof(*dp_cmd), GFP_ATOMIC);
647 
648 	if (!dp_cmd)
649 		return -ENOMEM;
650 
651 	memcpy(&dp_cmd->data, rx_tid, sizeof(struct dp_rx_tid));
652 	dp_cmd->cmd_num = cmd_num;
653 	dp_cmd->handler = cb;
654 
655 	spin_lock_bh(&dp->reo_cmd_lock);
656 	list_add_tail(&dp_cmd->list, &dp->reo_cmd_list);
657 	spin_unlock_bh(&dp->reo_cmd_lock);
658 
659 	return 0;
660 }
661 
662 static int
663 ath11k_dp_tx_get_ring_id_type(struct ath11k_base *ab,
664 			      int mac_id, u32 ring_id,
665 			      enum hal_ring_type ring_type,
666 			      enum htt_srng_ring_type *htt_ring_type,
667 			      enum htt_srng_ring_id *htt_ring_id)
668 {
669 	int lmac_ring_id_offset = 0;
670 	int ret = 0;
671 
672 	switch (ring_type) {
673 	case HAL_RXDMA_BUF:
674 		lmac_ring_id_offset = mac_id * HAL_SRNG_RINGS_PER_LMAC;
675 
676 		/* for QCA6390, host fills rx buffer to fw and fw fills to
677 		 * rxbuf ring for each rxdma
678 		 */
679 		if (!ab->hw_params.rx_mac_buf_ring) {
680 			if (!(ring_id == (HAL_SRNG_RING_ID_WMAC1_SW2RXDMA0_BUF +
681 					  lmac_ring_id_offset) ||
682 				ring_id == (HAL_SRNG_RING_ID_WMAC1_SW2RXDMA1_BUF +
683 					lmac_ring_id_offset))) {
684 				ret = -EINVAL;
685 			}
686 			*htt_ring_id = HTT_RXDMA_HOST_BUF_RING;
687 			*htt_ring_type = HTT_SW_TO_HW_RING;
688 		} else {
689 			if (ring_id == HAL_SRNG_RING_ID_WMAC1_SW2RXDMA0_BUF) {
690 				*htt_ring_id = HTT_HOST1_TO_FW_RXBUF_RING;
691 				*htt_ring_type = HTT_SW_TO_SW_RING;
692 			} else {
693 				*htt_ring_id = HTT_RXDMA_HOST_BUF_RING;
694 				*htt_ring_type = HTT_SW_TO_HW_RING;
695 			}
696 		}
697 		break;
698 	case HAL_RXDMA_DST:
699 		*htt_ring_id = HTT_RXDMA_NON_MONITOR_DEST_RING;
700 		*htt_ring_type = HTT_HW_TO_SW_RING;
701 		break;
702 	case HAL_RXDMA_MONITOR_BUF:
703 		*htt_ring_id = HTT_RXDMA_MONITOR_BUF_RING;
704 		*htt_ring_type = HTT_SW_TO_HW_RING;
705 		break;
706 	case HAL_RXDMA_MONITOR_STATUS:
707 		*htt_ring_id = HTT_RXDMA_MONITOR_STATUS_RING;
708 		*htt_ring_type = HTT_SW_TO_HW_RING;
709 		break;
710 	case HAL_RXDMA_MONITOR_DST:
711 		*htt_ring_id = HTT_RXDMA_MONITOR_DEST_RING;
712 		*htt_ring_type = HTT_HW_TO_SW_RING;
713 		break;
714 	case HAL_RXDMA_MONITOR_DESC:
715 		*htt_ring_id = HTT_RXDMA_MONITOR_DESC_RING;
716 		*htt_ring_type = HTT_SW_TO_HW_RING;
717 		break;
718 	default:
719 		ath11k_warn(ab, "Unsupported ring type in DP :%d\n", ring_type);
720 		ret = -EINVAL;
721 	}
722 	return ret;
723 }
724 
725 int ath11k_dp_tx_htt_srng_setup(struct ath11k_base *ab, u32 ring_id,
726 				int mac_id, enum hal_ring_type ring_type)
727 {
728 	struct htt_srng_setup_cmd *cmd;
729 	struct hal_srng *srng = &ab->hal.srng_list[ring_id];
730 	struct hal_srng_params params;
731 	struct sk_buff *skb;
732 	u32 ring_entry_sz;
733 	int len = sizeof(*cmd);
734 	dma_addr_t hp_addr, tp_addr;
735 	enum htt_srng_ring_type htt_ring_type;
736 	enum htt_srng_ring_id htt_ring_id;
737 	int ret;
738 
739 	skb = ath11k_htc_alloc_skb(ab, len);
740 	if (!skb)
741 		return -ENOMEM;
742 
743 	memset(&params, 0, sizeof(params));
744 	ath11k_hal_srng_get_params(ab, srng, &params);
745 
746 	hp_addr = ath11k_hal_srng_get_hp_addr(ab, srng);
747 	tp_addr = ath11k_hal_srng_get_tp_addr(ab, srng);
748 
749 	ret = ath11k_dp_tx_get_ring_id_type(ab, mac_id, ring_id,
750 					    ring_type, &htt_ring_type,
751 					    &htt_ring_id);
752 	if (ret)
753 		goto err_free;
754 
755 	skb_put(skb, len);
756 	cmd = (struct htt_srng_setup_cmd *)skb->data;
757 	cmd->info0 = FIELD_PREP(HTT_SRNG_SETUP_CMD_INFO0_MSG_TYPE,
758 				HTT_H2T_MSG_TYPE_SRING_SETUP);
759 	if (htt_ring_type == HTT_SW_TO_HW_RING ||
760 	    htt_ring_type == HTT_HW_TO_SW_RING)
761 		cmd->info0 |= FIELD_PREP(HTT_SRNG_SETUP_CMD_INFO0_PDEV_ID,
762 					 DP_SW2HW_MACID(mac_id));
763 	else
764 		cmd->info0 |= FIELD_PREP(HTT_SRNG_SETUP_CMD_INFO0_PDEV_ID,
765 					 mac_id);
766 	cmd->info0 |= FIELD_PREP(HTT_SRNG_SETUP_CMD_INFO0_RING_TYPE,
767 				 htt_ring_type);
768 	cmd->info0 |= FIELD_PREP(HTT_SRNG_SETUP_CMD_INFO0_RING_ID, htt_ring_id);
769 
770 	cmd->ring_base_addr_lo = params.ring_base_paddr &
771 				 HAL_ADDR_LSB_REG_MASK;
772 
773 	cmd->ring_base_addr_hi = (u64)params.ring_base_paddr >>
774 				 HAL_ADDR_MSB_REG_SHIFT;
775 
776 	ret = ath11k_hal_srng_get_entrysize(ab, ring_type);
777 	if (ret < 0)
778 		goto err_free;
779 
780 	ring_entry_sz = ret;
781 
782 	ring_entry_sz >>= 2;
783 	cmd->info1 = FIELD_PREP(HTT_SRNG_SETUP_CMD_INFO1_RING_ENTRY_SIZE,
784 				ring_entry_sz);
785 	cmd->info1 |= FIELD_PREP(HTT_SRNG_SETUP_CMD_INFO1_RING_SIZE,
786 				 params.num_entries * ring_entry_sz);
787 	cmd->info1 |= FIELD_PREP(HTT_SRNG_SETUP_CMD_INFO1_RING_FLAGS_MSI_SWAP,
788 				 !!(params.flags & HAL_SRNG_FLAGS_MSI_SWAP));
789 	cmd->info1 |= FIELD_PREP(
790 			HTT_SRNG_SETUP_CMD_INFO1_RING_FLAGS_TLV_SWAP,
791 			!!(params.flags & HAL_SRNG_FLAGS_DATA_TLV_SWAP));
792 	cmd->info1 |= FIELD_PREP(
793 			HTT_SRNG_SETUP_CMD_INFO1_RING_FLAGS_HOST_FW_SWAP,
794 			!!(params.flags & HAL_SRNG_FLAGS_RING_PTR_SWAP));
795 	if (htt_ring_type == HTT_SW_TO_HW_RING)
796 		cmd->info1 |= HTT_SRNG_SETUP_CMD_INFO1_RING_LOOP_CNT_DIS;
797 
798 	cmd->ring_head_off32_remote_addr_lo = hp_addr & HAL_ADDR_LSB_REG_MASK;
799 	cmd->ring_head_off32_remote_addr_hi = (u64)hp_addr >>
800 					      HAL_ADDR_MSB_REG_SHIFT;
801 
802 	cmd->ring_tail_off32_remote_addr_lo = tp_addr & HAL_ADDR_LSB_REG_MASK;
803 	cmd->ring_tail_off32_remote_addr_hi = (u64)tp_addr >>
804 					      HAL_ADDR_MSB_REG_SHIFT;
805 
806 	cmd->ring_msi_addr_lo = lower_32_bits(params.msi_addr);
807 	cmd->ring_msi_addr_hi = upper_32_bits(params.msi_addr);
808 	cmd->msi_data = params.msi_data;
809 
810 	cmd->intr_info = FIELD_PREP(
811 			HTT_SRNG_SETUP_CMD_INTR_INFO_BATCH_COUNTER_THRESH,
812 			params.intr_batch_cntr_thres_entries * ring_entry_sz);
813 	cmd->intr_info |= FIELD_PREP(
814 			HTT_SRNG_SETUP_CMD_INTR_INFO_INTR_TIMER_THRESH,
815 			params.intr_timer_thres_us >> 3);
816 
817 	cmd->info2 = 0;
818 	if (params.flags & HAL_SRNG_FLAGS_LOW_THRESH_INTR_EN) {
819 		cmd->info2 = FIELD_PREP(
820 				HTT_SRNG_SETUP_CMD_INFO2_INTR_LOW_THRESH,
821 				params.low_threshold);
822 	}
823 
824 	ath11k_dbg(ab, ATH11k_DBG_HAL,
825 		   "%s msi_addr_lo:0x%x, msi_addr_hi:0x%x, msi_data:0x%x\n",
826 		   __func__, cmd->ring_msi_addr_lo, cmd->ring_msi_addr_hi,
827 		   cmd->msi_data);
828 
829 	ath11k_dbg(ab, ATH11k_DBG_HAL,
830 		   "ring_id:%d, ring_type:%d, intr_info:0x%x, flags:0x%x\n",
831 		   ring_id, ring_type, cmd->intr_info, cmd->info2);
832 
833 	ret = ath11k_htc_send(&ab->htc, ab->dp.eid, skb);
834 	if (ret)
835 		goto err_free;
836 
837 	return 0;
838 
839 err_free:
840 	dev_kfree_skb_any(skb);
841 
842 	return ret;
843 }
844 
845 #define HTT_TARGET_VERSION_TIMEOUT_HZ (3 * HZ)
846 
847 int ath11k_dp_tx_htt_h2t_ver_req_msg(struct ath11k_base *ab)
848 {
849 	struct ath11k_dp *dp = &ab->dp;
850 	struct sk_buff *skb;
851 	struct htt_ver_req_cmd *cmd;
852 	int len = sizeof(*cmd);
853 	int ret;
854 
855 	init_completion(&dp->htt_tgt_version_received);
856 
857 	skb = ath11k_htc_alloc_skb(ab, len);
858 	if (!skb)
859 		return -ENOMEM;
860 
861 	skb_put(skb, len);
862 	cmd = (struct htt_ver_req_cmd *)skb->data;
863 	cmd->ver_reg_info = FIELD_PREP(HTT_VER_REQ_INFO_MSG_ID,
864 				       HTT_H2T_MSG_TYPE_VERSION_REQ);
865 
866 	ret = ath11k_htc_send(&ab->htc, dp->eid, skb);
867 	if (ret) {
868 		dev_kfree_skb_any(skb);
869 		return ret;
870 	}
871 
872 	ret = wait_for_completion_timeout(&dp->htt_tgt_version_received,
873 					  HTT_TARGET_VERSION_TIMEOUT_HZ);
874 	if (ret == 0) {
875 		ath11k_warn(ab, "htt target version request timed out\n");
876 		return -ETIMEDOUT;
877 	}
878 
879 	if (dp->htt_tgt_ver_major != HTT_TARGET_VERSION_MAJOR) {
880 		ath11k_err(ab, "unsupported htt major version %d supported version is %d\n",
881 			   dp->htt_tgt_ver_major, HTT_TARGET_VERSION_MAJOR);
882 		return -ENOTSUPP;
883 	}
884 
885 	return 0;
886 }
887 
888 int ath11k_dp_tx_htt_h2t_ppdu_stats_req(struct ath11k *ar, u32 mask)
889 {
890 	struct ath11k_base *ab = ar->ab;
891 	struct ath11k_dp *dp = &ab->dp;
892 	struct sk_buff *skb;
893 	struct htt_ppdu_stats_cfg_cmd *cmd;
894 	int len = sizeof(*cmd);
895 	u8 pdev_mask;
896 	int ret;
897 	int i;
898 
899 	for (i = 0; i < ab->hw_params.num_rxmda_per_pdev; i++) {
900 		skb = ath11k_htc_alloc_skb(ab, len);
901 		if (!skb)
902 			return -ENOMEM;
903 
904 		skb_put(skb, len);
905 		cmd = (struct htt_ppdu_stats_cfg_cmd *)skb->data;
906 		cmd->msg = FIELD_PREP(HTT_PPDU_STATS_CFG_MSG_TYPE,
907 				      HTT_H2T_MSG_TYPE_PPDU_STATS_CFG);
908 
909 		pdev_mask = 1 << (i + 1);
910 		cmd->msg |= FIELD_PREP(HTT_PPDU_STATS_CFG_PDEV_ID, pdev_mask);
911 		cmd->msg |= FIELD_PREP(HTT_PPDU_STATS_CFG_TLV_TYPE_BITMASK, mask);
912 
913 		ret = ath11k_htc_send(&ab->htc, dp->eid, skb);
914 		if (ret) {
915 			dev_kfree_skb_any(skb);
916 			return ret;
917 		}
918 	}
919 
920 	return 0;
921 }
922 
923 int ath11k_dp_tx_htt_rx_filter_setup(struct ath11k_base *ab, u32 ring_id,
924 				     int mac_id, enum hal_ring_type ring_type,
925 				     int rx_buf_size,
926 				     struct htt_rx_ring_tlv_filter *tlv_filter)
927 {
928 	struct htt_rx_ring_selection_cfg_cmd *cmd;
929 	struct hal_srng *srng = &ab->hal.srng_list[ring_id];
930 	struct hal_srng_params params;
931 	struct sk_buff *skb;
932 	int len = sizeof(*cmd);
933 	enum htt_srng_ring_type htt_ring_type;
934 	enum htt_srng_ring_id htt_ring_id;
935 	int ret;
936 
937 	skb = ath11k_htc_alloc_skb(ab, len);
938 	if (!skb)
939 		return -ENOMEM;
940 
941 	memset(&params, 0, sizeof(params));
942 	ath11k_hal_srng_get_params(ab, srng, &params);
943 
944 	ret = ath11k_dp_tx_get_ring_id_type(ab, mac_id, ring_id,
945 					    ring_type, &htt_ring_type,
946 					    &htt_ring_id);
947 	if (ret)
948 		goto err_free;
949 
950 	skb_put(skb, len);
951 	cmd = (struct htt_rx_ring_selection_cfg_cmd *)skb->data;
952 	cmd->info0 = FIELD_PREP(HTT_RX_RING_SELECTION_CFG_CMD_INFO0_MSG_TYPE,
953 				HTT_H2T_MSG_TYPE_RX_RING_SELECTION_CFG);
954 	if (htt_ring_type == HTT_SW_TO_HW_RING ||
955 	    htt_ring_type == HTT_HW_TO_SW_RING)
956 		cmd->info0 |=
957 			FIELD_PREP(HTT_RX_RING_SELECTION_CFG_CMD_INFO0_PDEV_ID,
958 				   DP_SW2HW_MACID(mac_id));
959 	else
960 		cmd->info0 |=
961 			FIELD_PREP(HTT_RX_RING_SELECTION_CFG_CMD_INFO0_PDEV_ID,
962 				   mac_id);
963 	cmd->info0 |= FIELD_PREP(HTT_RX_RING_SELECTION_CFG_CMD_INFO0_RING_ID,
964 				 htt_ring_id);
965 	cmd->info0 |= FIELD_PREP(HTT_RX_RING_SELECTION_CFG_CMD_INFO0_SS,
966 				 !!(params.flags & HAL_SRNG_FLAGS_MSI_SWAP));
967 	cmd->info0 |= FIELD_PREP(HTT_RX_RING_SELECTION_CFG_CMD_INFO0_PS,
968 				 !!(params.flags & HAL_SRNG_FLAGS_DATA_TLV_SWAP));
969 
970 	cmd->info1 = FIELD_PREP(HTT_RX_RING_SELECTION_CFG_CMD_INFO1_BUF_SIZE,
971 				rx_buf_size);
972 	cmd->pkt_type_en_flags0 = tlv_filter->pkt_filter_flags0;
973 	cmd->pkt_type_en_flags1 = tlv_filter->pkt_filter_flags1;
974 	cmd->pkt_type_en_flags2 = tlv_filter->pkt_filter_flags2;
975 	cmd->pkt_type_en_flags3 = tlv_filter->pkt_filter_flags3;
976 	cmd->rx_filter_tlv = tlv_filter->rx_filter;
977 
978 	ret = ath11k_htc_send(&ab->htc, ab->dp.eid, skb);
979 	if (ret)
980 		goto err_free;
981 
982 	return 0;
983 
984 err_free:
985 	dev_kfree_skb_any(skb);
986 
987 	return ret;
988 }
989 
990 int
991 ath11k_dp_tx_htt_h2t_ext_stats_req(struct ath11k *ar, u8 type,
992 				   struct htt_ext_stats_cfg_params *cfg_params,
993 				   u64 cookie)
994 {
995 	struct ath11k_base *ab = ar->ab;
996 	struct ath11k_dp *dp = &ab->dp;
997 	struct sk_buff *skb;
998 	struct htt_ext_stats_cfg_cmd *cmd;
999 	int len = sizeof(*cmd);
1000 	int ret;
1001 
1002 	skb = ath11k_htc_alloc_skb(ab, len);
1003 	if (!skb)
1004 		return -ENOMEM;
1005 
1006 	skb_put(skb, len);
1007 
1008 	cmd = (struct htt_ext_stats_cfg_cmd *)skb->data;
1009 	memset(cmd, 0, sizeof(*cmd));
1010 	cmd->hdr.msg_type = HTT_H2T_MSG_TYPE_EXT_STATS_CFG;
1011 
1012 	cmd->hdr.pdev_mask = 1 << ar->pdev->pdev_id;
1013 
1014 	cmd->hdr.stats_type = type;
1015 	cmd->cfg_param0 = cfg_params->cfg0;
1016 	cmd->cfg_param1 = cfg_params->cfg1;
1017 	cmd->cfg_param2 = cfg_params->cfg2;
1018 	cmd->cfg_param3 = cfg_params->cfg3;
1019 	cmd->cookie_lsb = lower_32_bits(cookie);
1020 	cmd->cookie_msb = upper_32_bits(cookie);
1021 
1022 	ret = ath11k_htc_send(&ab->htc, dp->eid, skb);
1023 	if (ret) {
1024 		ath11k_warn(ab, "failed to send htt type stats request: %d",
1025 			    ret);
1026 		dev_kfree_skb_any(skb);
1027 		return ret;
1028 	}
1029 
1030 	return 0;
1031 }
1032 
1033 int ath11k_dp_tx_htt_monitor_mode_ring_config(struct ath11k *ar, bool reset)
1034 {
1035 	struct ath11k_pdev_dp *dp = &ar->dp;
1036 	struct ath11k_base *ab = ar->ab;
1037 	struct htt_rx_ring_tlv_filter tlv_filter = {0};
1038 	int ret = 0, ring_id = 0, i;
1039 
1040 	ring_id = dp->rxdma_mon_buf_ring.refill_buf_ring.ring_id;
1041 
1042 	if (!reset) {
1043 		tlv_filter.rx_filter = HTT_RX_MON_FILTER_TLV_FLAGS_MON_BUF_RING;
1044 		tlv_filter.pkt_filter_flags0 =
1045 					HTT_RX_MON_FP_MGMT_FILTER_FLAGS0 |
1046 					HTT_RX_MON_MO_MGMT_FILTER_FLAGS0;
1047 		tlv_filter.pkt_filter_flags1 =
1048 					HTT_RX_MON_FP_MGMT_FILTER_FLAGS1 |
1049 					HTT_RX_MON_MO_MGMT_FILTER_FLAGS1;
1050 		tlv_filter.pkt_filter_flags2 =
1051 					HTT_RX_MON_FP_CTRL_FILTER_FLASG2 |
1052 					HTT_RX_MON_MO_CTRL_FILTER_FLASG2;
1053 		tlv_filter.pkt_filter_flags3 =
1054 					HTT_RX_MON_FP_CTRL_FILTER_FLASG3 |
1055 					HTT_RX_MON_MO_CTRL_FILTER_FLASG3 |
1056 					HTT_RX_MON_FP_DATA_FILTER_FLASG3 |
1057 					HTT_RX_MON_MO_DATA_FILTER_FLASG3;
1058 	}
1059 
1060 	if (ab->hw_params.rxdma1_enable) {
1061 		ret = ath11k_dp_tx_htt_rx_filter_setup(ar->ab, ring_id, dp->mac_id,
1062 						       HAL_RXDMA_MONITOR_BUF,
1063 						       DP_RXDMA_REFILL_RING_SIZE,
1064 						       &tlv_filter);
1065 	} else if (!reset) {
1066 		/* set in monitor mode only */
1067 		for (i = 0; i < ab->hw_params.num_rxmda_per_pdev; i++) {
1068 			ring_id = dp->rx_mac_buf_ring[i].ring_id;
1069 			ret = ath11k_dp_tx_htt_rx_filter_setup(ar->ab, ring_id,
1070 							       dp->mac_id + i,
1071 							       HAL_RXDMA_BUF,
1072 							       1024,
1073 							       &tlv_filter);
1074 		}
1075 	}
1076 
1077 	if (ret)
1078 		return ret;
1079 
1080 	for (i = 0; i < ab->hw_params.num_rxmda_per_pdev; i++) {
1081 		ring_id = dp->rx_mon_status_refill_ring[i].refill_buf_ring.ring_id;
1082 		if (!reset) {
1083 			tlv_filter.rx_filter =
1084 					HTT_RX_MON_FILTER_TLV_FLAGS_MON_STATUS_RING;
1085 		} else {
1086 			tlv_filter = ath11k_mac_mon_status_filter_default;
1087 
1088 			if (ath11k_debugfs_is_extd_rx_stats_enabled(ar))
1089 				tlv_filter.rx_filter = ath11k_debugfs_rx_filter(ar);
1090 		}
1091 
1092 		ret = ath11k_dp_tx_htt_rx_filter_setup(ab, ring_id,
1093 						       dp->mac_id + i,
1094 						       HAL_RXDMA_MONITOR_STATUS,
1095 						       DP_RXDMA_REFILL_RING_SIZE,
1096 						       &tlv_filter);
1097 	}
1098 
1099 	if (!ar->ab->hw_params.rxdma1_enable)
1100 		mod_timer(&ar->ab->mon_reap_timer, jiffies +
1101 			  msecs_to_jiffies(ATH11K_MON_TIMER_INTERVAL));
1102 
1103 	return ret;
1104 }
1105