xref: /linux/drivers/net/wireless/ath/ath12k/hal_rx.c (revision 8a5f956a9fb7d74fff681145082acfad5afa6bb8)
1 // SPDX-License-Identifier: BSD-3-Clause-Clear
2 /*
3  * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved.
4  * Copyright (c) 2021-2025 Qualcomm Innovation Center, Inc. All rights reserved.
5  */
6 
7 #include "debug.h"
8 #include "hal.h"
9 #include "hal_tx.h"
10 #include "hal_rx.h"
11 #include "hal_desc.h"
12 #include "hif.h"
13 
14 static void ath12k_hal_reo_set_desc_hdr(struct hal_desc_header *hdr,
15 					u8 owner, u8 buffer_type, u32 magic)
16 {
17 	hdr->info0 = le32_encode_bits(owner, HAL_DESC_HDR_INFO0_OWNER) |
18 		     le32_encode_bits(buffer_type, HAL_DESC_HDR_INFO0_BUF_TYPE);
19 
20 	/* Magic pattern in reserved bits for debugging */
21 	hdr->info0 |= le32_encode_bits(magic, HAL_DESC_HDR_INFO0_DBG_RESERVED);
22 }
23 
24 static int ath12k_hal_reo_cmd_queue_stats(struct hal_tlv_64_hdr *tlv,
25 					  struct ath12k_hal_reo_cmd *cmd)
26 {
27 	struct hal_reo_get_queue_stats *desc;
28 
29 	tlv->tl = le64_encode_bits(HAL_REO_GET_QUEUE_STATS, HAL_TLV_HDR_TAG) |
30 		  le64_encode_bits(sizeof(*desc), HAL_TLV_HDR_LEN);
31 
32 	desc = (struct hal_reo_get_queue_stats *)tlv->value;
33 	memset_startat(desc, 0, queue_addr_lo);
34 
35 	desc->cmd.info0 &= ~cpu_to_le32(HAL_REO_CMD_HDR_INFO0_STATUS_REQUIRED);
36 	if (cmd->flag & HAL_REO_CMD_FLG_NEED_STATUS)
37 		desc->cmd.info0 |= cpu_to_le32(HAL_REO_CMD_HDR_INFO0_STATUS_REQUIRED);
38 
39 	desc->queue_addr_lo = cpu_to_le32(cmd->addr_lo);
40 	desc->info0 = le32_encode_bits(cmd->addr_hi,
41 				       HAL_REO_GET_QUEUE_STATS_INFO0_QUEUE_ADDR_HI);
42 	if (cmd->flag & HAL_REO_CMD_FLG_STATS_CLEAR)
43 		desc->info0 |= cpu_to_le32(HAL_REO_GET_QUEUE_STATS_INFO0_CLEAR_STATS);
44 
45 	return le32_get_bits(desc->cmd.info0, HAL_REO_CMD_HDR_INFO0_CMD_NUMBER);
46 }
47 
48 static int ath12k_hal_reo_cmd_flush_cache(struct ath12k_hal *hal,
49 					  struct hal_tlv_64_hdr *tlv,
50 					  struct ath12k_hal_reo_cmd *cmd)
51 {
52 	struct hal_reo_flush_cache *desc;
53 	u8 avail_slot = ffz(hal->avail_blk_resource);
54 
55 	if (cmd->flag & HAL_REO_CMD_FLG_FLUSH_BLOCK_LATER) {
56 		if (avail_slot >= HAL_MAX_AVAIL_BLK_RES)
57 			return -ENOSPC;
58 
59 		hal->current_blk_index = avail_slot;
60 	}
61 
62 	tlv->tl = le64_encode_bits(HAL_REO_FLUSH_CACHE, HAL_TLV_HDR_TAG) |
63 		  le64_encode_bits(sizeof(*desc), HAL_TLV_HDR_LEN);
64 
65 	desc = (struct hal_reo_flush_cache *)tlv->value;
66 	memset_startat(desc, 0, cache_addr_lo);
67 
68 	desc->cmd.info0 &= ~cpu_to_le32(HAL_REO_CMD_HDR_INFO0_STATUS_REQUIRED);
69 	if (cmd->flag & HAL_REO_CMD_FLG_NEED_STATUS)
70 		desc->cmd.info0 |= cpu_to_le32(HAL_REO_CMD_HDR_INFO0_STATUS_REQUIRED);
71 
72 	desc->cache_addr_lo = cpu_to_le32(cmd->addr_lo);
73 	desc->info0 = le32_encode_bits(cmd->addr_hi,
74 				       HAL_REO_FLUSH_CACHE_INFO0_CACHE_ADDR_HI);
75 
76 	if (cmd->flag & HAL_REO_CMD_FLG_FLUSH_FWD_ALL_MPDUS)
77 		desc->info0 |= cpu_to_le32(HAL_REO_FLUSH_CACHE_INFO0_FWD_ALL_MPDUS);
78 
79 	if (cmd->flag & HAL_REO_CMD_FLG_FLUSH_BLOCK_LATER) {
80 		desc->info0 |= cpu_to_le32(HAL_REO_FLUSH_CACHE_INFO0_BLOCK_CACHE_USAGE);
81 		desc->info0 |=
82 			le32_encode_bits(avail_slot,
83 					 HAL_REO_FLUSH_CACHE_INFO0_BLOCK_RESRC_IDX);
84 	}
85 
86 	if (cmd->flag & HAL_REO_CMD_FLG_FLUSH_NO_INVAL)
87 		desc->info0 |= cpu_to_le32(HAL_REO_FLUSH_CACHE_INFO0_FLUSH_WO_INVALIDATE);
88 
89 	if (cmd->flag & HAL_REO_CMD_FLG_FLUSH_ALL)
90 		desc->info0 |= cpu_to_le32(HAL_REO_FLUSH_CACHE_INFO0_FLUSH_ALL);
91 
92 	if (cmd->flag & HAL_REO_CMD_FLG_FLUSH_QUEUE_1K_DESC)
93 		desc->info0 |= cpu_to_le32(HAL_REO_FLUSH_CACHE_INFO0_FLUSH_QUEUE_1K_DESC);
94 
95 	return le32_get_bits(desc->cmd.info0, HAL_REO_CMD_HDR_INFO0_CMD_NUMBER);
96 }
97 
98 static int ath12k_hal_reo_cmd_update_rx_queue(struct hal_tlv_64_hdr *tlv,
99 					      struct ath12k_hal_reo_cmd *cmd)
100 {
101 	struct hal_reo_update_rx_queue *desc;
102 
103 	tlv->tl = le64_encode_bits(HAL_REO_UPDATE_RX_REO_QUEUE, HAL_TLV_HDR_TAG) |
104 		  le64_encode_bits(sizeof(*desc), HAL_TLV_HDR_LEN);
105 
106 	desc = (struct hal_reo_update_rx_queue *)tlv->value;
107 	memset_startat(desc, 0, queue_addr_lo);
108 
109 	desc->cmd.info0 &= ~cpu_to_le32(HAL_REO_CMD_HDR_INFO0_STATUS_REQUIRED);
110 	if (cmd->flag & HAL_REO_CMD_FLG_NEED_STATUS)
111 		desc->cmd.info0 |= cpu_to_le32(HAL_REO_CMD_HDR_INFO0_STATUS_REQUIRED);
112 
113 	desc->queue_addr_lo = cpu_to_le32(cmd->addr_lo);
114 	desc->info0 =
115 		le32_encode_bits(cmd->addr_hi,
116 				 HAL_REO_UPD_RX_QUEUE_INFO0_QUEUE_ADDR_HI) |
117 		le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_RX_QUEUE_NUM),
118 				 HAL_REO_UPD_RX_QUEUE_INFO0_UPD_RX_QUEUE_NUM) |
119 		le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_VLD),
120 				 HAL_REO_UPD_RX_QUEUE_INFO0_UPD_VLD) |
121 		le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_ALDC),
122 				 HAL_REO_UPD_RX_QUEUE_INFO0_UPD_ASSOC_LNK_DESC_CNT) |
123 		le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_DIS_DUP_DETECTION),
124 				 HAL_REO_UPD_RX_QUEUE_INFO0_UPD_DIS_DUP_DETECTION) |
125 		le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_SOFT_REORDER_EN),
126 				 HAL_REO_UPD_RX_QUEUE_INFO0_UPD_SOFT_REORDER_EN) |
127 		le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_AC),
128 				 HAL_REO_UPD_RX_QUEUE_INFO0_UPD_AC) |
129 		le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_BAR),
130 				 HAL_REO_UPD_RX_QUEUE_INFO0_UPD_BAR) |
131 		le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_RETRY),
132 				 HAL_REO_UPD_RX_QUEUE_INFO0_UPD_RETRY) |
133 		le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_CHECK_2K_MODE),
134 				 HAL_REO_UPD_RX_QUEUE_INFO0_UPD_CHECK_2K_MODE) |
135 		le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_OOR_MODE),
136 				 HAL_REO_UPD_RX_QUEUE_INFO0_UPD_OOR_MODE) |
137 		le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_BA_WINDOW_SIZE),
138 				 HAL_REO_UPD_RX_QUEUE_INFO0_UPD_BA_WINDOW_SIZE) |
139 		le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_PN_CHECK),
140 				 HAL_REO_UPD_RX_QUEUE_INFO0_UPD_PN_CHECK) |
141 		le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_EVEN_PN),
142 				 HAL_REO_UPD_RX_QUEUE_INFO0_UPD_EVEN_PN) |
143 		le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_UNEVEN_PN),
144 				 HAL_REO_UPD_RX_QUEUE_INFO0_UPD_UNEVEN_PN) |
145 		le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_PN_HANDLE_ENABLE),
146 				 HAL_REO_UPD_RX_QUEUE_INFO0_UPD_PN_HANDLE_ENABLE) |
147 		le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_PN_SIZE),
148 				 HAL_REO_UPD_RX_QUEUE_INFO0_UPD_PN_SIZE) |
149 		le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_IGNORE_AMPDU_FLG),
150 				 HAL_REO_UPD_RX_QUEUE_INFO0_UPD_IGNORE_AMPDU_FLG) |
151 		le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_SVLD),
152 				 HAL_REO_UPD_RX_QUEUE_INFO0_UPD_SVLD) |
153 		le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_SSN),
154 				 HAL_REO_UPD_RX_QUEUE_INFO0_UPD_SSN) |
155 		le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_SEQ_2K_ERR),
156 				 HAL_REO_UPD_RX_QUEUE_INFO0_UPD_SEQ_2K_ERR) |
157 		le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_PN_VALID),
158 				 HAL_REO_UPD_RX_QUEUE_INFO0_UPD_PN_VALID) |
159 		le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_PN),
160 				 HAL_REO_UPD_RX_QUEUE_INFO0_UPD_PN);
161 
162 	desc->info1 =
163 		le32_encode_bits(cmd->rx_queue_num,
164 				 HAL_REO_UPD_RX_QUEUE_INFO1_RX_QUEUE_NUMBER) |
165 		le32_encode_bits(!!(cmd->upd1 & HAL_REO_CMD_UPD1_VLD),
166 				 HAL_REO_UPD_RX_QUEUE_INFO1_VLD) |
167 		le32_encode_bits(u32_get_bits(cmd->upd1, HAL_REO_CMD_UPD1_ALDC),
168 				 HAL_REO_UPD_RX_QUEUE_INFO1_ASSOC_LNK_DESC_COUNTER) |
169 		le32_encode_bits(!!(cmd->upd1 & HAL_REO_CMD_UPD1_DIS_DUP_DETECTION),
170 				 HAL_REO_UPD_RX_QUEUE_INFO1_DIS_DUP_DETECTION) |
171 		le32_encode_bits(!!(cmd->upd1 & HAL_REO_CMD_UPD1_SOFT_REORDER_EN),
172 				 HAL_REO_UPD_RX_QUEUE_INFO1_SOFT_REORDER_EN) |
173 		le32_encode_bits(u32_get_bits(cmd->upd1, HAL_REO_CMD_UPD1_AC),
174 				 HAL_REO_UPD_RX_QUEUE_INFO1_AC) |
175 		le32_encode_bits(!!(cmd->upd1 & HAL_REO_CMD_UPD1_BAR),
176 				 HAL_REO_UPD_RX_QUEUE_INFO1_BAR) |
177 		le32_encode_bits(!!(cmd->upd1 & HAL_REO_CMD_UPD1_CHECK_2K_MODE),
178 				 HAL_REO_UPD_RX_QUEUE_INFO1_CHECK_2K_MODE) |
179 		le32_encode_bits(!!(cmd->upd1 & HAL_REO_CMD_UPD1_RETRY),
180 				 HAL_REO_UPD_RX_QUEUE_INFO1_RETRY) |
181 		le32_encode_bits(!!(cmd->upd1 & HAL_REO_CMD_UPD1_OOR_MODE),
182 				 HAL_REO_UPD_RX_QUEUE_INFO1_OOR_MODE) |
183 		le32_encode_bits(!!(cmd->upd1 & HAL_REO_CMD_UPD1_PN_CHECK),
184 				 HAL_REO_UPD_RX_QUEUE_INFO1_PN_CHECK) |
185 		le32_encode_bits(!!(cmd->upd1 & HAL_REO_CMD_UPD1_EVEN_PN),
186 				 HAL_REO_UPD_RX_QUEUE_INFO1_EVEN_PN) |
187 		le32_encode_bits(!!(cmd->upd1 & HAL_REO_CMD_UPD1_UNEVEN_PN),
188 				 HAL_REO_UPD_RX_QUEUE_INFO1_UNEVEN_PN) |
189 		le32_encode_bits(!!(cmd->upd1 & HAL_REO_CMD_UPD1_PN_HANDLE_ENABLE),
190 				 HAL_REO_UPD_RX_QUEUE_INFO1_PN_HANDLE_ENABLE) |
191 		le32_encode_bits(!!(cmd->upd1 & HAL_REO_CMD_UPD1_IGNORE_AMPDU_FLG),
192 				 HAL_REO_UPD_RX_QUEUE_INFO1_IGNORE_AMPDU_FLG);
193 
194 	if (cmd->pn_size == 24)
195 		cmd->pn_size = HAL_RX_REO_QUEUE_PN_SIZE_24;
196 	else if (cmd->pn_size == 48)
197 		cmd->pn_size = HAL_RX_REO_QUEUE_PN_SIZE_48;
198 	else if (cmd->pn_size == 128)
199 		cmd->pn_size = HAL_RX_REO_QUEUE_PN_SIZE_128;
200 
201 	if (cmd->ba_window_size < 1)
202 		cmd->ba_window_size = 1;
203 
204 	if (cmd->ba_window_size == 1)
205 		cmd->ba_window_size++;
206 
207 	desc->info2 =
208 		le32_encode_bits(cmd->ba_window_size - 1,
209 				 HAL_REO_UPD_RX_QUEUE_INFO2_BA_WINDOW_SIZE) |
210 		le32_encode_bits(cmd->pn_size, HAL_REO_UPD_RX_QUEUE_INFO2_PN_SIZE) |
211 		le32_encode_bits(!!(cmd->upd2 & HAL_REO_CMD_UPD2_SVLD),
212 				 HAL_REO_UPD_RX_QUEUE_INFO2_SVLD) |
213 		le32_encode_bits(u32_get_bits(cmd->upd2, HAL_REO_CMD_UPD2_SSN),
214 				 HAL_REO_UPD_RX_QUEUE_INFO2_SSN) |
215 		le32_encode_bits(!!(cmd->upd2 & HAL_REO_CMD_UPD2_SEQ_2K_ERR),
216 				 HAL_REO_UPD_RX_QUEUE_INFO2_SEQ_2K_ERR) |
217 		le32_encode_bits(!!(cmd->upd2 & HAL_REO_CMD_UPD2_PN_ERR),
218 				 HAL_REO_UPD_RX_QUEUE_INFO2_PN_ERR);
219 
220 	return le32_get_bits(desc->cmd.info0, HAL_REO_CMD_HDR_INFO0_CMD_NUMBER);
221 }
222 
223 int ath12k_hal_reo_cmd_send(struct ath12k_base *ab, struct hal_srng *srng,
224 			    enum hal_reo_cmd_type type,
225 			    struct ath12k_hal_reo_cmd *cmd)
226 {
227 	struct hal_tlv_64_hdr *reo_desc;
228 	int ret;
229 
230 	spin_lock_bh(&srng->lock);
231 
232 	ath12k_hal_srng_access_begin(ab, srng);
233 	reo_desc = ath12k_hal_srng_src_get_next_entry(ab, srng);
234 	if (!reo_desc) {
235 		ret = -ENOBUFS;
236 		goto out;
237 	}
238 
239 	switch (type) {
240 	case HAL_REO_CMD_GET_QUEUE_STATS:
241 		ret = ath12k_hal_reo_cmd_queue_stats(reo_desc, cmd);
242 		break;
243 	case HAL_REO_CMD_FLUSH_CACHE:
244 		ret = ath12k_hal_reo_cmd_flush_cache(&ab->hal, reo_desc, cmd);
245 		break;
246 	case HAL_REO_CMD_UPDATE_RX_QUEUE:
247 		ret = ath12k_hal_reo_cmd_update_rx_queue(reo_desc, cmd);
248 		break;
249 	case HAL_REO_CMD_FLUSH_QUEUE:
250 	case HAL_REO_CMD_UNBLOCK_CACHE:
251 	case HAL_REO_CMD_FLUSH_TIMEOUT_LIST:
252 		ath12k_warn(ab, "Unsupported reo command %d\n", type);
253 		ret = -EOPNOTSUPP;
254 		break;
255 	default:
256 		ath12k_warn(ab, "Unknown reo command %d\n", type);
257 		ret = -EINVAL;
258 		break;
259 	}
260 
261 out:
262 	ath12k_hal_srng_access_end(ab, srng);
263 	spin_unlock_bh(&srng->lock);
264 
265 	return ret;
266 }
267 
268 void ath12k_hal_rx_buf_addr_info_set(struct ath12k_buffer_addr *binfo,
269 				     dma_addr_t paddr, u32 cookie, u8 manager)
270 {
271 	u32 paddr_lo, paddr_hi;
272 
273 	paddr_lo = lower_32_bits(paddr);
274 	paddr_hi = upper_32_bits(paddr);
275 	binfo->info0 = le32_encode_bits(paddr_lo, BUFFER_ADDR_INFO0_ADDR);
276 	binfo->info1 = le32_encode_bits(paddr_hi, BUFFER_ADDR_INFO1_ADDR) |
277 		       le32_encode_bits(cookie, BUFFER_ADDR_INFO1_SW_COOKIE) |
278 		       le32_encode_bits(manager, BUFFER_ADDR_INFO1_RET_BUF_MGR);
279 }
280 
281 void ath12k_hal_rx_buf_addr_info_get(struct ath12k_buffer_addr *binfo,
282 				     dma_addr_t *paddr,
283 				     u32 *cookie, u8 *rbm)
284 {
285 	*paddr = (((u64)le32_get_bits(binfo->info1, BUFFER_ADDR_INFO1_ADDR)) << 32) |
286 		le32_get_bits(binfo->info0, BUFFER_ADDR_INFO0_ADDR);
287 	*cookie = le32_get_bits(binfo->info1, BUFFER_ADDR_INFO1_SW_COOKIE);
288 	*rbm = le32_get_bits(binfo->info1, BUFFER_ADDR_INFO1_RET_BUF_MGR);
289 }
290 
291 void ath12k_hal_rx_msdu_link_info_get(struct hal_rx_msdu_link *link, u32 *num_msdus,
292 				      u32 *msdu_cookies,
293 				      enum hal_rx_buf_return_buf_manager *rbm)
294 {
295 	struct hal_rx_msdu_details *msdu;
296 	u32 val;
297 	int i;
298 
299 	*num_msdus = HAL_NUM_RX_MSDUS_PER_LINK_DESC;
300 
301 	msdu = &link->msdu_link[0];
302 	*rbm = le32_get_bits(msdu->buf_addr_info.info1,
303 			     BUFFER_ADDR_INFO1_RET_BUF_MGR);
304 
305 	for (i = 0; i < *num_msdus; i++) {
306 		msdu = &link->msdu_link[i];
307 
308 		val = le32_get_bits(msdu->buf_addr_info.info0,
309 				    BUFFER_ADDR_INFO0_ADDR);
310 		if (val == 0) {
311 			*num_msdus = i;
312 			break;
313 		}
314 		*msdu_cookies = le32_get_bits(msdu->buf_addr_info.info1,
315 					      BUFFER_ADDR_INFO1_SW_COOKIE);
316 		msdu_cookies++;
317 	}
318 }
319 
320 int ath12k_hal_desc_reo_parse_err(struct ath12k_base *ab,
321 				  struct hal_reo_dest_ring *desc,
322 				  dma_addr_t *paddr, u32 *desc_bank)
323 {
324 	enum hal_reo_dest_ring_push_reason push_reason;
325 	enum hal_reo_dest_ring_error_code err_code;
326 	u32 cookie, val;
327 
328 	push_reason = le32_get_bits(desc->info0,
329 				    HAL_REO_DEST_RING_INFO0_PUSH_REASON);
330 	err_code = le32_get_bits(desc->info0,
331 				 HAL_REO_DEST_RING_INFO0_ERROR_CODE);
332 	ab->device_stats.reo_error[err_code]++;
333 
334 	if (push_reason != HAL_REO_DEST_RING_PUSH_REASON_ERR_DETECTED &&
335 	    push_reason != HAL_REO_DEST_RING_PUSH_REASON_ROUTING_INSTRUCTION) {
336 		ath12k_warn(ab, "expected error push reason code, received %d\n",
337 			    push_reason);
338 		return -EINVAL;
339 	}
340 
341 	val = le32_get_bits(desc->info0, HAL_REO_DEST_RING_INFO0_BUFFER_TYPE);
342 	if (val != HAL_REO_DEST_RING_BUFFER_TYPE_LINK_DESC) {
343 		ath12k_warn(ab, "expected buffer type link_desc");
344 		return -EINVAL;
345 	}
346 
347 	ath12k_hal_rx_reo_ent_paddr_get(ab, &desc->buf_addr_info, paddr, &cookie);
348 	*desc_bank = u32_get_bits(cookie, DP_LINK_DESC_BANK_MASK);
349 
350 	return 0;
351 }
352 
353 int ath12k_hal_wbm_desc_parse_err(struct ath12k_base *ab, void *desc,
354 				  struct hal_rx_wbm_rel_info *rel_info)
355 {
356 	struct hal_wbm_release_ring *wbm_desc = desc;
357 	struct hal_wbm_release_ring_cc_rx *wbm_cc_desc = desc;
358 	enum hal_wbm_rel_desc_type type;
359 	enum hal_wbm_rel_src_module rel_src;
360 	bool hw_cc_done;
361 	u64 desc_va;
362 	u32 val;
363 
364 	type = le32_get_bits(wbm_desc->info0, HAL_WBM_RELEASE_INFO0_DESC_TYPE);
365 	/* We expect only WBM_REL buffer type */
366 	if (type != HAL_WBM_REL_DESC_TYPE_REL_MSDU) {
367 		WARN_ON(1);
368 		return -EINVAL;
369 	}
370 
371 	rel_src = le32_get_bits(wbm_desc->info0,
372 				HAL_WBM_RELEASE_INFO0_REL_SRC_MODULE);
373 	if (rel_src != HAL_WBM_REL_SRC_MODULE_RXDMA &&
374 	    rel_src != HAL_WBM_REL_SRC_MODULE_REO)
375 		return -EINVAL;
376 
377 	/* The format of wbm rel ring desc changes based on the
378 	 * hw cookie conversion status
379 	 */
380 	hw_cc_done = le32_get_bits(wbm_desc->info0,
381 				   HAL_WBM_RELEASE_RX_INFO0_CC_STATUS);
382 
383 	if (!hw_cc_done) {
384 		val = le32_get_bits(wbm_desc->buf_addr_info.info1,
385 				    BUFFER_ADDR_INFO1_RET_BUF_MGR);
386 		if (val != HAL_RX_BUF_RBM_SW3_BM) {
387 			ab->device_stats.invalid_rbm++;
388 			return -EINVAL;
389 		}
390 
391 		rel_info->cookie = le32_get_bits(wbm_desc->buf_addr_info.info1,
392 						 BUFFER_ADDR_INFO1_SW_COOKIE);
393 
394 		rel_info->rx_desc = NULL;
395 	} else {
396 		val = le32_get_bits(wbm_cc_desc->info0,
397 				    HAL_WBM_RELEASE_RX_CC_INFO0_RBM);
398 		if (val != HAL_RX_BUF_RBM_SW3_BM) {
399 			ab->device_stats.invalid_rbm++;
400 			return -EINVAL;
401 		}
402 
403 		rel_info->cookie = le32_get_bits(wbm_cc_desc->info1,
404 						 HAL_WBM_RELEASE_RX_CC_INFO1_COOKIE);
405 
406 		desc_va = ((u64)le32_to_cpu(wbm_cc_desc->buf_va_hi) << 32 |
407 			   le32_to_cpu(wbm_cc_desc->buf_va_lo));
408 		rel_info->rx_desc =
409 			(struct ath12k_rx_desc_info *)((unsigned long)desc_va);
410 	}
411 
412 	rel_info->err_rel_src = rel_src;
413 	rel_info->hw_cc_done = hw_cc_done;
414 
415 	rel_info->first_msdu = le32_get_bits(wbm_desc->info3,
416 					     HAL_WBM_RELEASE_INFO3_FIRST_MSDU);
417 	rel_info->last_msdu = le32_get_bits(wbm_desc->info3,
418 					    HAL_WBM_RELEASE_INFO3_LAST_MSDU);
419 	rel_info->continuation = le32_get_bits(wbm_desc->info3,
420 					       HAL_WBM_RELEASE_INFO3_CONTINUATION);
421 
422 	if (rel_info->err_rel_src == HAL_WBM_REL_SRC_MODULE_REO) {
423 		rel_info->push_reason =
424 			le32_get_bits(wbm_desc->info0,
425 				      HAL_WBM_RELEASE_INFO0_REO_PUSH_REASON);
426 		rel_info->err_code =
427 			le32_get_bits(wbm_desc->info0,
428 				      HAL_WBM_RELEASE_INFO0_REO_ERROR_CODE);
429 	} else {
430 		rel_info->push_reason =
431 			le32_get_bits(wbm_desc->info0,
432 				      HAL_WBM_RELEASE_INFO0_RXDMA_PUSH_REASON);
433 		rel_info->err_code =
434 			le32_get_bits(wbm_desc->info0,
435 				      HAL_WBM_RELEASE_INFO0_RXDMA_ERROR_CODE);
436 	}
437 
438 	return 0;
439 }
440 
441 void ath12k_hal_rx_reo_ent_paddr_get(struct ath12k_base *ab,
442 				     struct ath12k_buffer_addr *buff_addr,
443 				     dma_addr_t *paddr, u32 *cookie)
444 {
445 	*paddr = ((u64)(le32_get_bits(buff_addr->info1,
446 				      BUFFER_ADDR_INFO1_ADDR)) << 32) |
447 		le32_get_bits(buff_addr->info0, BUFFER_ADDR_INFO0_ADDR);
448 
449 	*cookie = le32_get_bits(buff_addr->info1, BUFFER_ADDR_INFO1_SW_COOKIE);
450 }
451 
452 void ath12k_hal_rx_reo_ent_buf_paddr_get(void *rx_desc, dma_addr_t *paddr,
453 					 u32 *sw_cookie,
454 					 struct ath12k_buffer_addr **pp_buf_addr,
455 					 u8 *rbm, u32 *msdu_cnt)
456 {
457 	struct hal_reo_entrance_ring *reo_ent_ring =
458 		(struct hal_reo_entrance_ring *)rx_desc;
459 	struct ath12k_buffer_addr *buf_addr_info;
460 	struct rx_mpdu_desc *rx_mpdu_desc_info_details;
461 
462 	rx_mpdu_desc_info_details =
463 			(struct rx_mpdu_desc *)&reo_ent_ring->rx_mpdu_info;
464 
465 	*msdu_cnt = le32_get_bits(rx_mpdu_desc_info_details->info0,
466 				  RX_MPDU_DESC_INFO0_MSDU_COUNT);
467 
468 	buf_addr_info = (struct ath12k_buffer_addr *)&reo_ent_ring->buf_addr_info;
469 
470 	*paddr = (((u64)le32_get_bits(buf_addr_info->info1,
471 				      BUFFER_ADDR_INFO1_ADDR)) << 32) |
472 			le32_get_bits(buf_addr_info->info0,
473 				      BUFFER_ADDR_INFO0_ADDR);
474 
475 	*sw_cookie = le32_get_bits(buf_addr_info->info1,
476 				   BUFFER_ADDR_INFO1_SW_COOKIE);
477 	*rbm = le32_get_bits(buf_addr_info->info1,
478 			     BUFFER_ADDR_INFO1_RET_BUF_MGR);
479 
480 	*pp_buf_addr = (void *)buf_addr_info;
481 }
482 
483 void ath12k_hal_rx_msdu_list_get(struct ath12k *ar,
484 				 struct hal_rx_msdu_link *link_desc,
485 				 struct hal_rx_msdu_list *msdu_list,
486 				 u16 *num_msdus)
487 {
488 	struct hal_rx_msdu_details *msdu_details = NULL;
489 	struct rx_msdu_desc *msdu_desc_info = NULL;
490 	u32 last = 0, first = 0;
491 	u8 tmp = 0;
492 	int i;
493 
494 	last = u32_encode_bits(last, RX_MSDU_DESC_INFO0_LAST_MSDU_IN_MPDU);
495 	first = u32_encode_bits(first, RX_MSDU_DESC_INFO0_FIRST_MSDU_IN_MPDU);
496 	msdu_details = &link_desc->msdu_link[0];
497 
498 	for (i = 0; i < HAL_RX_NUM_MSDU_DESC; i++) {
499 		if (!i && le32_get_bits(msdu_details[i].buf_addr_info.info0,
500 					BUFFER_ADDR_INFO0_ADDR) == 0)
501 			break;
502 		if (le32_get_bits(msdu_details[i].buf_addr_info.info0,
503 				  BUFFER_ADDR_INFO0_ADDR) == 0) {
504 			msdu_desc_info = &msdu_details[i - 1].rx_msdu_info;
505 			msdu_desc_info->info0 |= cpu_to_le32(last);
506 			break;
507 		}
508 		msdu_desc_info = &msdu_details[i].rx_msdu_info;
509 
510 		if (!i)
511 			msdu_desc_info->info0 |= cpu_to_le32(first);
512 		else if (i == (HAL_RX_NUM_MSDU_DESC - 1))
513 			msdu_desc_info->info0 |= cpu_to_le32(last);
514 		msdu_list->msdu_info[i].msdu_flags = le32_to_cpu(msdu_desc_info->info0);
515 		msdu_list->msdu_info[i].msdu_len =
516 			 HAL_RX_MSDU_PKT_LENGTH_GET(msdu_desc_info->info0);
517 		msdu_list->sw_cookie[i] =
518 			le32_get_bits(msdu_details[i].buf_addr_info.info1,
519 				      BUFFER_ADDR_INFO1_SW_COOKIE);
520 		tmp = le32_get_bits(msdu_details[i].buf_addr_info.info1,
521 				    BUFFER_ADDR_INFO1_RET_BUF_MGR);
522 		msdu_list->paddr[i] =
523 			((u64)(le32_get_bits(msdu_details[i].buf_addr_info.info1,
524 					     BUFFER_ADDR_INFO1_ADDR)) << 32) |
525 			le32_get_bits(msdu_details[i].buf_addr_info.info0,
526 				      BUFFER_ADDR_INFO0_ADDR);
527 		msdu_list->rbm[i] = tmp;
528 	}
529 	*num_msdus = i;
530 }
531 
532 void ath12k_hal_rx_msdu_link_desc_set(struct ath12k_base *ab,
533 				      struct hal_wbm_release_ring *desc,
534 				      struct ath12k_buffer_addr *buf_addr_info,
535 				      enum hal_wbm_rel_bm_act action)
536 {
537 	desc->buf_addr_info = *buf_addr_info;
538 	desc->info0 |= le32_encode_bits(HAL_WBM_REL_SRC_MODULE_SW,
539 					HAL_WBM_RELEASE_INFO0_REL_SRC_MODULE) |
540 		    le32_encode_bits(action, HAL_WBM_RELEASE_INFO0_BM_ACTION) |
541 		    le32_encode_bits(HAL_WBM_REL_DESC_TYPE_MSDU_LINK,
542 				     HAL_WBM_RELEASE_INFO0_DESC_TYPE);
543 }
544 
545 void ath12k_hal_reo_status_queue_stats(struct ath12k_base *ab, struct hal_tlv_64_hdr *tlv,
546 				       struct hal_reo_status *status)
547 {
548 	struct hal_reo_get_queue_stats_status *desc =
549 		(struct hal_reo_get_queue_stats_status *)tlv->value;
550 
551 	status->uniform_hdr.cmd_num =
552 				le32_get_bits(desc->hdr.info0,
553 					      HAL_REO_STATUS_HDR_INFO0_STATUS_NUM);
554 	status->uniform_hdr.cmd_status =
555 				le32_get_bits(desc->hdr.info0,
556 					      HAL_REO_STATUS_HDR_INFO0_EXEC_STATUS);
557 
558 	ath12k_dbg(ab, ATH12K_DBG_HAL, "Queue stats status:\n");
559 	ath12k_dbg(ab, ATH12K_DBG_HAL, "header: cmd_num %d status %d\n",
560 		   status->uniform_hdr.cmd_num,
561 		   status->uniform_hdr.cmd_status);
562 	ath12k_dbg(ab, ATH12K_DBG_HAL, "ssn %u cur_idx %u\n",
563 		   le32_get_bits(desc->info0,
564 				 HAL_REO_GET_QUEUE_STATS_STATUS_INFO0_SSN),
565 		   le32_get_bits(desc->info0,
566 				 HAL_REO_GET_QUEUE_STATS_STATUS_INFO0_CUR_IDX));
567 	ath12k_dbg(ab, ATH12K_DBG_HAL, "pn = [%08x, %08x, %08x, %08x]\n",
568 		   desc->pn[0], desc->pn[1], desc->pn[2], desc->pn[3]);
569 	ath12k_dbg(ab, ATH12K_DBG_HAL, "last_rx: enqueue_tstamp %08x dequeue_tstamp %08x\n",
570 		   desc->last_rx_enqueue_timestamp,
571 		   desc->last_rx_dequeue_timestamp);
572 	ath12k_dbg(ab, ATH12K_DBG_HAL, "rx_bitmap [%08x %08x %08x %08x %08x %08x %08x %08x]\n",
573 		   desc->rx_bitmap[0], desc->rx_bitmap[1], desc->rx_bitmap[2],
574 		   desc->rx_bitmap[3], desc->rx_bitmap[4], desc->rx_bitmap[5],
575 		   desc->rx_bitmap[6], desc->rx_bitmap[7]);
576 	ath12k_dbg(ab, ATH12K_DBG_HAL, "count: cur_mpdu %u cur_msdu %u\n",
577 		   le32_get_bits(desc->info1,
578 				 HAL_REO_GET_QUEUE_STATS_STATUS_INFO1_MPDU_COUNT),
579 		   le32_get_bits(desc->info1,
580 				 HAL_REO_GET_QUEUE_STATS_STATUS_INFO1_MSDU_COUNT));
581 	ath12k_dbg(ab, ATH12K_DBG_HAL, "fwd_timeout %u fwd_bar %u dup_count %u\n",
582 		   le32_get_bits(desc->info2,
583 				 HAL_REO_GET_QUEUE_STATS_STATUS_INFO2_TIMEOUT_COUNT),
584 		   le32_get_bits(desc->info2,
585 				 HAL_REO_GET_QUEUE_STATS_STATUS_INFO2_FDTB_COUNT),
586 		   le32_get_bits(desc->info2,
587 				 HAL_REO_GET_QUEUE_STATS_STATUS_INFO2_DUPLICATE_COUNT));
588 	ath12k_dbg(ab, ATH12K_DBG_HAL, "frames_in_order %u bar_rcvd %u\n",
589 		   le32_get_bits(desc->info3,
590 				 HAL_REO_GET_QUEUE_STATS_STATUS_INFO3_FIO_COUNT),
591 		   le32_get_bits(desc->info3,
592 				 HAL_REO_GET_QUEUE_STATS_STATUS_INFO3_BAR_RCVD_CNT));
593 	ath12k_dbg(ab, ATH12K_DBG_HAL, "num_mpdus %d num_msdus %d total_bytes %d\n",
594 		   desc->num_mpdu_frames, desc->num_msdu_frames,
595 		   desc->total_bytes);
596 	ath12k_dbg(ab, ATH12K_DBG_HAL, "late_rcvd %u win_jump_2k %u hole_cnt %u\n",
597 		   le32_get_bits(desc->info4,
598 				 HAL_REO_GET_QUEUE_STATS_STATUS_INFO4_LATE_RX_MPDU),
599 		   le32_get_bits(desc->info2,
600 				 HAL_REO_GET_QUEUE_STATS_STATUS_INFO2_WINDOW_JMP2K),
601 		   le32_get_bits(desc->info4,
602 				 HAL_REO_GET_QUEUE_STATS_STATUS_INFO4_HOLE_COUNT));
603 	ath12k_dbg(ab, ATH12K_DBG_HAL, "looping count %u\n",
604 		   le32_get_bits(desc->info5,
605 				 HAL_REO_GET_QUEUE_STATS_STATUS_INFO5_LOOPING_CNT));
606 }
607 
608 void ath12k_hal_reo_flush_queue_status(struct ath12k_base *ab, struct hal_tlv_64_hdr *tlv,
609 				       struct hal_reo_status *status)
610 {
611 	struct hal_reo_flush_queue_status *desc =
612 		(struct hal_reo_flush_queue_status *)tlv->value;
613 
614 	status->uniform_hdr.cmd_num =
615 			le32_get_bits(desc->hdr.info0,
616 				      HAL_REO_STATUS_HDR_INFO0_STATUS_NUM);
617 	status->uniform_hdr.cmd_status =
618 			le32_get_bits(desc->hdr.info0,
619 				      HAL_REO_STATUS_HDR_INFO0_EXEC_STATUS);
620 	status->u.flush_queue.err_detected =
621 			le32_get_bits(desc->info0,
622 				      HAL_REO_FLUSH_QUEUE_INFO0_ERR_DETECTED);
623 }
624 
625 void ath12k_hal_reo_flush_cache_status(struct ath12k_base *ab, struct hal_tlv_64_hdr *tlv,
626 				       struct hal_reo_status *status)
627 {
628 	struct ath12k_hal *hal = &ab->hal;
629 	struct hal_reo_flush_cache_status *desc =
630 		(struct hal_reo_flush_cache_status *)tlv->value;
631 
632 	status->uniform_hdr.cmd_num =
633 			le32_get_bits(desc->hdr.info0,
634 				      HAL_REO_STATUS_HDR_INFO0_STATUS_NUM);
635 	status->uniform_hdr.cmd_status =
636 			le32_get_bits(desc->hdr.info0,
637 				      HAL_REO_STATUS_HDR_INFO0_EXEC_STATUS);
638 
639 	status->u.flush_cache.err_detected =
640 			le32_get_bits(desc->info0,
641 				      HAL_REO_FLUSH_CACHE_STATUS_INFO0_IS_ERR);
642 	status->u.flush_cache.err_code =
643 		le32_get_bits(desc->info0,
644 			      HAL_REO_FLUSH_CACHE_STATUS_INFO0_BLOCK_ERR_CODE);
645 	if (!status->u.flush_cache.err_code)
646 		hal->avail_blk_resource |= BIT(hal->current_blk_index);
647 
648 	status->u.flush_cache.cache_controller_flush_status_hit =
649 		le32_get_bits(desc->info0,
650 			      HAL_REO_FLUSH_CACHE_STATUS_INFO0_FLUSH_STATUS_HIT);
651 
652 	status->u.flush_cache.cache_controller_flush_status_desc_type =
653 		le32_get_bits(desc->info0,
654 			      HAL_REO_FLUSH_CACHE_STATUS_INFO0_FLUSH_DESC_TYPE);
655 	status->u.flush_cache.cache_controller_flush_status_client_id =
656 		le32_get_bits(desc->info0,
657 			      HAL_REO_FLUSH_CACHE_STATUS_INFO0_FLUSH_CLIENT_ID);
658 	status->u.flush_cache.cache_controller_flush_status_err =
659 		le32_get_bits(desc->info0,
660 			      HAL_REO_FLUSH_CACHE_STATUS_INFO0_FLUSH_ERR);
661 	status->u.flush_cache.cache_controller_flush_status_cnt =
662 		le32_get_bits(desc->info0,
663 			      HAL_REO_FLUSH_CACHE_STATUS_INFO0_FLUSH_COUNT);
664 }
665 
666 void ath12k_hal_reo_unblk_cache_status(struct ath12k_base *ab, struct hal_tlv_64_hdr *tlv,
667 				       struct hal_reo_status *status)
668 {
669 	struct ath12k_hal *hal = &ab->hal;
670 	struct hal_reo_unblock_cache_status *desc =
671 		(struct hal_reo_unblock_cache_status *)tlv->value;
672 
673 	status->uniform_hdr.cmd_num =
674 			le32_get_bits(desc->hdr.info0,
675 				      HAL_REO_STATUS_HDR_INFO0_STATUS_NUM);
676 	status->uniform_hdr.cmd_status =
677 			le32_get_bits(desc->hdr.info0,
678 				      HAL_REO_STATUS_HDR_INFO0_EXEC_STATUS);
679 
680 	status->u.unblock_cache.err_detected =
681 			le32_get_bits(desc->info0,
682 				      HAL_REO_UNBLOCK_CACHE_STATUS_INFO0_IS_ERR);
683 	status->u.unblock_cache.unblock_type =
684 			le32_get_bits(desc->info0,
685 				      HAL_REO_UNBLOCK_CACHE_STATUS_INFO0_TYPE);
686 
687 	if (!status->u.unblock_cache.err_detected &&
688 	    status->u.unblock_cache.unblock_type ==
689 	    HAL_REO_STATUS_UNBLOCK_BLOCKING_RESOURCE)
690 		hal->avail_blk_resource &= ~BIT(hal->current_blk_index);
691 }
692 
693 void ath12k_hal_reo_flush_timeout_list_status(struct ath12k_base *ab,
694 					      struct hal_tlv_64_hdr *tlv,
695 					      struct hal_reo_status *status)
696 {
697 	struct hal_reo_flush_timeout_list_status *desc =
698 		(struct hal_reo_flush_timeout_list_status *)tlv->value;
699 
700 	status->uniform_hdr.cmd_num =
701 			le32_get_bits(desc->hdr.info0,
702 				      HAL_REO_STATUS_HDR_INFO0_STATUS_NUM);
703 	status->uniform_hdr.cmd_status =
704 			le32_get_bits(desc->hdr.info0,
705 				      HAL_REO_STATUS_HDR_INFO0_EXEC_STATUS);
706 
707 	status->u.timeout_list.err_detected =
708 			le32_get_bits(desc->info0,
709 				      HAL_REO_FLUSH_TIMEOUT_STATUS_INFO0_IS_ERR);
710 	status->u.timeout_list.list_empty =
711 			le32_get_bits(desc->info0,
712 				      HAL_REO_FLUSH_TIMEOUT_STATUS_INFO0_LIST_EMPTY);
713 
714 	status->u.timeout_list.release_desc_cnt =
715 		le32_get_bits(desc->info1,
716 			      HAL_REO_FLUSH_TIMEOUT_STATUS_INFO1_REL_DESC_COUNT);
717 	status->u.timeout_list.fwd_buf_cnt =
718 		le32_get_bits(desc->info0,
719 			      HAL_REO_FLUSH_TIMEOUT_STATUS_INFO1_FWD_BUF_COUNT);
720 }
721 
722 void ath12k_hal_reo_desc_thresh_reached_status(struct ath12k_base *ab,
723 					       struct hal_tlv_64_hdr *tlv,
724 					       struct hal_reo_status *status)
725 {
726 	struct hal_reo_desc_thresh_reached_status *desc =
727 		(struct hal_reo_desc_thresh_reached_status *)tlv->value;
728 
729 	status->uniform_hdr.cmd_num =
730 			le32_get_bits(desc->hdr.info0,
731 				      HAL_REO_STATUS_HDR_INFO0_STATUS_NUM);
732 	status->uniform_hdr.cmd_status =
733 			le32_get_bits(desc->hdr.info0,
734 				      HAL_REO_STATUS_HDR_INFO0_EXEC_STATUS);
735 
736 	status->u.desc_thresh_reached.threshold_idx =
737 		le32_get_bits(desc->info0,
738 			      HAL_REO_DESC_THRESH_STATUS_INFO0_THRESH_INDEX);
739 
740 	status->u.desc_thresh_reached.link_desc_counter0 =
741 		le32_get_bits(desc->info1,
742 			      HAL_REO_DESC_THRESH_STATUS_INFO1_LINK_DESC_COUNTER0);
743 
744 	status->u.desc_thresh_reached.link_desc_counter1 =
745 		le32_get_bits(desc->info2,
746 			      HAL_REO_DESC_THRESH_STATUS_INFO2_LINK_DESC_COUNTER1);
747 
748 	status->u.desc_thresh_reached.link_desc_counter2 =
749 		le32_get_bits(desc->info3,
750 			      HAL_REO_DESC_THRESH_STATUS_INFO3_LINK_DESC_COUNTER2);
751 
752 	status->u.desc_thresh_reached.link_desc_counter_sum =
753 		le32_get_bits(desc->info4,
754 			      HAL_REO_DESC_THRESH_STATUS_INFO4_LINK_DESC_COUNTER_SUM);
755 }
756 
757 void ath12k_hal_reo_update_rx_reo_queue_status(struct ath12k_base *ab,
758 					       struct hal_tlv_64_hdr *tlv,
759 					       struct hal_reo_status *status)
760 {
761 	struct hal_reo_status_hdr *desc =
762 		(struct hal_reo_status_hdr *)tlv->value;
763 
764 	status->uniform_hdr.cmd_num =
765 			le32_get_bits(desc->info0,
766 				      HAL_REO_STATUS_HDR_INFO0_STATUS_NUM);
767 	status->uniform_hdr.cmd_status =
768 			le32_get_bits(desc->info0,
769 				      HAL_REO_STATUS_HDR_INFO0_EXEC_STATUS);
770 }
771 
772 u32 ath12k_hal_reo_qdesc_size(u32 ba_window_size, u8 tid)
773 {
774 	u32 num_ext_desc, num_1k_desc = 0;
775 
776 	if (ba_window_size <= 1) {
777 		if (tid != HAL_DESC_REO_NON_QOS_TID)
778 			num_ext_desc = 1;
779 		else
780 			num_ext_desc = 0;
781 
782 	} else if (ba_window_size <= 105) {
783 		num_ext_desc = 1;
784 	} else if (ba_window_size <= 210) {
785 		num_ext_desc = 2;
786 	} else if (ba_window_size <= 256) {
787 		num_ext_desc = 3;
788 	} else {
789 		num_ext_desc = 10;
790 		num_1k_desc = 1;
791 	}
792 
793 	return sizeof(struct hal_rx_reo_queue) +
794 		(num_ext_desc * sizeof(struct hal_rx_reo_queue_ext)) +
795 		(num_1k_desc * sizeof(struct hal_rx_reo_queue_1k));
796 }
797 
798 void ath12k_hal_reo_qdesc_setup(struct hal_rx_reo_queue *qdesc,
799 				int tid, u32 ba_window_size,
800 				u32 start_seq, enum hal_pn_type type)
801 {
802 	struct hal_rx_reo_queue_ext *ext_desc;
803 
804 	ath12k_hal_reo_set_desc_hdr(&qdesc->desc_hdr, HAL_DESC_REO_OWNED,
805 				    HAL_DESC_REO_QUEUE_DESC,
806 				    REO_QUEUE_DESC_MAGIC_DEBUG_PATTERN_0);
807 
808 	qdesc->rx_queue_num = le32_encode_bits(tid, HAL_RX_REO_QUEUE_RX_QUEUE_NUMBER);
809 
810 	qdesc->info0 =
811 		le32_encode_bits(1, HAL_RX_REO_QUEUE_INFO0_VLD) |
812 		le32_encode_bits(1, HAL_RX_REO_QUEUE_INFO0_ASSOC_LNK_DESC_COUNTER) |
813 		le32_encode_bits(ath12k_tid_to_ac(tid), HAL_RX_REO_QUEUE_INFO0_AC);
814 
815 	if (ba_window_size < 1)
816 		ba_window_size = 1;
817 
818 	if (ba_window_size == 1 && tid != HAL_DESC_REO_NON_QOS_TID)
819 		ba_window_size++;
820 
821 	if (ba_window_size == 1)
822 		qdesc->info0 |= le32_encode_bits(1, HAL_RX_REO_QUEUE_INFO0_RETRY);
823 
824 	qdesc->info0 |= le32_encode_bits(ba_window_size - 1,
825 					 HAL_RX_REO_QUEUE_INFO0_BA_WINDOW_SIZE);
826 	switch (type) {
827 	case HAL_PN_TYPE_NONE:
828 	case HAL_PN_TYPE_WAPI_EVEN:
829 	case HAL_PN_TYPE_WAPI_UNEVEN:
830 		break;
831 	case HAL_PN_TYPE_WPA:
832 		qdesc->info0 |=
833 			le32_encode_bits(1, HAL_RX_REO_QUEUE_INFO0_PN_CHECK) |
834 			le32_encode_bits(HAL_RX_REO_QUEUE_PN_SIZE_48,
835 					 HAL_RX_REO_QUEUE_INFO0_PN_SIZE);
836 		break;
837 	}
838 
839 	/* TODO: Set Ignore ampdu flags based on BA window size and/or
840 	 * AMPDU capabilities
841 	 */
842 	qdesc->info0 |= le32_encode_bits(1, HAL_RX_REO_QUEUE_INFO0_IGNORE_AMPDU_FLG);
843 
844 	qdesc->info1 |= le32_encode_bits(0, HAL_RX_REO_QUEUE_INFO1_SVLD);
845 
846 	if (start_seq <= 0xfff)
847 		qdesc->info1 = le32_encode_bits(start_seq,
848 						HAL_RX_REO_QUEUE_INFO1_SSN);
849 
850 	if (tid == HAL_DESC_REO_NON_QOS_TID)
851 		return;
852 
853 	ext_desc = qdesc->ext_desc;
854 
855 	/* TODO: HW queue descriptors are currently allocated for max BA
856 	 * window size for all QOS TIDs so that same descriptor can be used
857 	 * later when ADDBA request is received. This should be changed to
858 	 * allocate HW queue descriptors based on BA window size being
859 	 * negotiated (0 for non BA cases), and reallocate when BA window
860 	 * size changes and also send WMI message to FW to change the REO
861 	 * queue descriptor in Rx peer entry as part of dp_rx_tid_update.
862 	 */
863 	memset(ext_desc, 0, 3 * sizeof(*ext_desc));
864 	ath12k_hal_reo_set_desc_hdr(&ext_desc->desc_hdr, HAL_DESC_REO_OWNED,
865 				    HAL_DESC_REO_QUEUE_EXT_DESC,
866 				    REO_QUEUE_DESC_MAGIC_DEBUG_PATTERN_1);
867 	ext_desc++;
868 	ath12k_hal_reo_set_desc_hdr(&ext_desc->desc_hdr, HAL_DESC_REO_OWNED,
869 				    HAL_DESC_REO_QUEUE_EXT_DESC,
870 				    REO_QUEUE_DESC_MAGIC_DEBUG_PATTERN_2);
871 	ext_desc++;
872 	ath12k_hal_reo_set_desc_hdr(&ext_desc->desc_hdr, HAL_DESC_REO_OWNED,
873 				    HAL_DESC_REO_QUEUE_EXT_DESC,
874 				    REO_QUEUE_DESC_MAGIC_DEBUG_PATTERN_3);
875 }
876 
877 void ath12k_hal_reo_init_cmd_ring(struct ath12k_base *ab,
878 				  struct hal_srng *srng)
879 {
880 	struct hal_srng_params params;
881 	struct hal_tlv_64_hdr *tlv;
882 	struct hal_reo_get_queue_stats *desc;
883 	int i, cmd_num = 1;
884 	int entry_size;
885 	u8 *entry;
886 
887 	memset(&params, 0, sizeof(params));
888 
889 	entry_size = ath12k_hal_srng_get_entrysize(ab, HAL_REO_CMD);
890 	ath12k_hal_srng_get_params(ab, srng, &params);
891 	entry = (u8 *)params.ring_base_vaddr;
892 
893 	for (i = 0; i < params.num_entries; i++) {
894 		tlv = (struct hal_tlv_64_hdr *)entry;
895 		desc = (struct hal_reo_get_queue_stats *)tlv->value;
896 		desc->cmd.info0 = le32_encode_bits(cmd_num++,
897 						   HAL_REO_CMD_HDR_INFO0_CMD_NUMBER);
898 		entry += entry_size;
899 	}
900 }
901 
902 void ath12k_hal_reo_hw_setup(struct ath12k_base *ab, u32 ring_hash_map)
903 {
904 	u32 reo_base = HAL_SEQ_WCSS_UMAC_REO_REG;
905 	u32 val;
906 
907 	val = ath12k_hif_read32(ab, reo_base + HAL_REO1_GEN_ENABLE);
908 
909 	val |= u32_encode_bits(1, HAL_REO1_GEN_ENABLE_AGING_LIST_ENABLE) |
910 	       u32_encode_bits(1, HAL_REO1_GEN_ENABLE_AGING_FLUSH_ENABLE);
911 	ath12k_hif_write32(ab, reo_base + HAL_REO1_GEN_ENABLE, val);
912 
913 	val = ath12k_hif_read32(ab, reo_base + HAL_REO1_MISC_CTRL_ADDR(ab));
914 
915 	val &= ~(HAL_REO1_MISC_CTL_FRAG_DST_RING |
916 		 HAL_REO1_MISC_CTL_BAR_DST_RING);
917 	val |= u32_encode_bits(HAL_SRNG_RING_ID_REO2SW0,
918 			       HAL_REO1_MISC_CTL_FRAG_DST_RING);
919 	val |= u32_encode_bits(HAL_SRNG_RING_ID_REO2SW0,
920 			       HAL_REO1_MISC_CTL_BAR_DST_RING);
921 	ath12k_hif_write32(ab, reo_base + HAL_REO1_MISC_CTRL_ADDR(ab), val);
922 
923 	ath12k_hif_write32(ab, reo_base + HAL_REO1_AGING_THRESH_IX_0(ab),
924 			   HAL_DEFAULT_BE_BK_VI_REO_TIMEOUT_USEC);
925 	ath12k_hif_write32(ab, reo_base + HAL_REO1_AGING_THRESH_IX_1(ab),
926 			   HAL_DEFAULT_BE_BK_VI_REO_TIMEOUT_USEC);
927 	ath12k_hif_write32(ab, reo_base + HAL_REO1_AGING_THRESH_IX_2(ab),
928 			   HAL_DEFAULT_BE_BK_VI_REO_TIMEOUT_USEC);
929 	ath12k_hif_write32(ab, reo_base + HAL_REO1_AGING_THRESH_IX_3(ab),
930 			   HAL_DEFAULT_VO_REO_TIMEOUT_USEC);
931 
932 	ath12k_hif_write32(ab, reo_base + HAL_REO1_DEST_RING_CTRL_IX_2,
933 			   ring_hash_map);
934 	ath12k_hif_write32(ab, reo_base + HAL_REO1_DEST_RING_CTRL_IX_3,
935 			   ring_hash_map);
936 }
937 
938 void ath12k_hal_reo_shared_qaddr_cache_clear(struct ath12k_base *ab)
939 {
940 	u32 val;
941 
942 	lockdep_assert_held(&ab->base_lock);
943 	val = ath12k_hif_read32(ab, HAL_SEQ_WCSS_UMAC_REO_REG +
944 				HAL_REO1_QDESC_ADDR(ab));
945 
946 	val |= u32_encode_bits(1, HAL_REO_QDESC_ADDR_READ_CLEAR_QDESC_ARRAY);
947 	ath12k_hif_write32(ab, HAL_SEQ_WCSS_UMAC_REO_REG +
948 			   HAL_REO1_QDESC_ADDR(ab), val);
949 
950 	val &= ~HAL_REO_QDESC_ADDR_READ_CLEAR_QDESC_ARRAY;
951 	ath12k_hif_write32(ab, HAL_SEQ_WCSS_UMAC_REO_REG +
952 			   HAL_REO1_QDESC_ADDR(ab), val);
953 }
954