dp_ipa.c 105 KB

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  1. /*
  2. * Copyright (c) 2017-2021, The Linux Foundation. All rights reserved.
  3. * Copyright (c) 2021-2022 Qualcomm Innovation Center, Inc. All rights reserved.
  4. *
  5. * Permission to use, copy, modify, and/or distribute this software for any
  6. * purpose with or without fee is hereby granted, provided that the above
  7. * copyright notice and this permission notice appear in all copies.
  8. *
  9. * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  10. * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  11. * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  12. * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  13. * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  14. * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  15. * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  16. */
  17. #ifdef IPA_OFFLOAD
  18. #include <wlan_ipa_ucfg_api.h>
  19. #include <qdf_ipa_wdi3.h>
  20. #include <qdf_types.h>
  21. #include <qdf_lock.h>
  22. #include <hal_hw_headers.h>
  23. #include <hal_api.h>
  24. #include <hal_reo.h>
  25. #include <hif.h>
  26. #include <htt.h>
  27. #include <wdi_event.h>
  28. #include <queue.h>
  29. #include "dp_types.h"
  30. #include "dp_htt.h"
  31. #include "dp_tx.h"
  32. #include "dp_rx.h"
  33. #include "dp_ipa.h"
  34. #include "dp_internal.h"
  35. #ifdef WIFI_MONITOR_SUPPORT
  36. #include "dp_mon.h"
  37. #endif
  38. #ifdef FEATURE_WDS
  39. #include "dp_txrx_wds.h"
  40. #endif
  41. /* Hard coded config parameters until dp_ops_cfg.cfg_attach implemented */
  42. #define CFG_IPA_UC_TX_BUF_SIZE_DEFAULT (2048)
  43. /* WAR for IPA_OFFLOAD case. In some cases, its observed that WBM tries to
  44. * release a buffer into WBM2SW RELEASE ring for IPA, and the ring is full.
  45. * This causes back pressure, resulting in a FW crash.
  46. * By leaving some entries with no buffer attached, WBM will be able to write
  47. * to the ring, and from dumps we can figure out the buffer which is causing
  48. * this issue.
  49. */
  50. #define DP_IPA_WAR_WBM2SW_REL_RING_NO_BUF_ENTRIES 16
  51. /**
  52. *struct dp_ipa_reo_remap_record - history for dp ipa reo remaps
  53. * @ix0_reg: reo destination ring IX0 value
  54. * @ix2_reg: reo destination ring IX2 value
  55. * @ix3_reg: reo destination ring IX3 value
  56. */
  57. struct dp_ipa_reo_remap_record {
  58. uint64_t timestamp;
  59. uint32_t ix0_reg;
  60. uint32_t ix2_reg;
  61. uint32_t ix3_reg;
  62. };
  63. #ifdef IPA_WDS_EASYMESH_FEATURE
  64. #define WLAN_IPA_META_DATA_MASK htonl(0x000000FF)
  65. #else
  66. #define WLAN_IPA_META_DATA_MASK htonl(0x00FF0000)
  67. #endif
  68. #define REO_REMAP_HISTORY_SIZE 32
  69. struct dp_ipa_reo_remap_record dp_ipa_reo_remap_history[REO_REMAP_HISTORY_SIZE];
  70. static qdf_atomic_t dp_ipa_reo_remap_history_index;
  71. static int dp_ipa_reo_remap_record_index_next(qdf_atomic_t *index)
  72. {
  73. int next = qdf_atomic_inc_return(index);
  74. if (next == REO_REMAP_HISTORY_SIZE)
  75. qdf_atomic_sub(REO_REMAP_HISTORY_SIZE, index);
  76. return next % REO_REMAP_HISTORY_SIZE;
  77. }
  78. /**
  79. * dp_ipa_reo_remap_history_add() - Record dp ipa reo remap values
  80. * @ix0_val: reo destination ring IX0 value
  81. * @ix2_val: reo destination ring IX2 value
  82. * @ix3_val: reo destination ring IX3 value
  83. *
  84. * Return: None
  85. */
  86. static void dp_ipa_reo_remap_history_add(uint32_t ix0_val, uint32_t ix2_val,
  87. uint32_t ix3_val)
  88. {
  89. int idx = dp_ipa_reo_remap_record_index_next(
  90. &dp_ipa_reo_remap_history_index);
  91. struct dp_ipa_reo_remap_record *record = &dp_ipa_reo_remap_history[idx];
  92. record->timestamp = qdf_get_log_timestamp();
  93. record->ix0_reg = ix0_val;
  94. record->ix2_reg = ix2_val;
  95. record->ix3_reg = ix3_val;
  96. }
  97. static QDF_STATUS __dp_ipa_handle_buf_smmu_mapping(struct dp_soc *soc,
  98. qdf_nbuf_t nbuf,
  99. uint32_t size,
  100. bool create)
  101. {
  102. qdf_mem_info_t mem_map_table = {0};
  103. QDF_STATUS ret = QDF_STATUS_SUCCESS;
  104. qdf_ipa_wdi_hdl_t hdl;
  105. /* Need to handle the case when one soc will
  106. * have multiple pdev(radio's), Currently passing
  107. * pdev_id as 0 assuming 1 soc has only 1 radio.
  108. */
  109. hdl = wlan_ipa_get_hdl(soc->ctrl_psoc, 0);
  110. if (hdl == DP_IPA_HDL_INVALID) {
  111. dp_err("IPA handle is invalid");
  112. return QDF_STATUS_E_INVAL;
  113. }
  114. qdf_update_mem_map_table(soc->osdev, &mem_map_table,
  115. qdf_nbuf_get_frag_paddr(nbuf, 0),
  116. size);
  117. if (create) {
  118. /* Assert if PA is zero */
  119. qdf_assert_always(mem_map_table.pa);
  120. ret = qdf_ipa_wdi_create_smmu_mapping(hdl, 1,
  121. &mem_map_table);
  122. } else {
  123. ret = qdf_ipa_wdi_release_smmu_mapping(hdl, 1,
  124. &mem_map_table);
  125. }
  126. qdf_assert_always(!ret);
  127. /* Return status of mapping/unmapping is stored in
  128. * mem_map_table.result field, assert if the result
  129. * is failure
  130. */
  131. if (create)
  132. qdf_assert_always(!mem_map_table.result);
  133. else
  134. qdf_assert_always(mem_map_table.result >= mem_map_table.size);
  135. return ret;
  136. }
  137. QDF_STATUS dp_ipa_handle_rx_buf_smmu_mapping(struct dp_soc *soc,
  138. qdf_nbuf_t nbuf,
  139. uint32_t size,
  140. bool create)
  141. {
  142. struct dp_pdev *pdev;
  143. int i;
  144. for (i = 0; i < soc->pdev_count; i++) {
  145. pdev = soc->pdev_list[i];
  146. if (pdev && dp_monitor_is_configured(pdev))
  147. return QDF_STATUS_SUCCESS;
  148. }
  149. if (!wlan_cfg_is_ipa_enabled(soc->wlan_cfg_ctx) ||
  150. !qdf_mem_smmu_s1_enabled(soc->osdev))
  151. return QDF_STATUS_SUCCESS;
  152. /**
  153. * Even if ipa pipes is disabled, but if it's unmap
  154. * operation and nbuf has done ipa smmu map before,
  155. * do ipa smmu unmap as well.
  156. */
  157. if (!qdf_atomic_read(&soc->ipa_pipes_enabled)) {
  158. if (!create && qdf_nbuf_is_rx_ipa_smmu_map(nbuf)) {
  159. DP_STATS_INC(soc, rx.err.ipa_unmap_no_pipe, 1);
  160. } else {
  161. return QDF_STATUS_SUCCESS;
  162. }
  163. }
  164. if (qdf_unlikely(create == qdf_nbuf_is_rx_ipa_smmu_map(nbuf))) {
  165. if (create) {
  166. DP_STATS_INC(soc, rx.err.ipa_smmu_map_dup, 1);
  167. } else {
  168. DP_STATS_INC(soc, rx.err.ipa_smmu_unmap_dup, 1);
  169. }
  170. return QDF_STATUS_E_INVAL;
  171. }
  172. qdf_nbuf_set_rx_ipa_smmu_map(nbuf, create);
  173. return __dp_ipa_handle_buf_smmu_mapping(soc, nbuf, size, create);
  174. }
  175. static QDF_STATUS __dp_ipa_tx_buf_smmu_mapping(
  176. struct dp_soc *soc,
  177. struct dp_pdev *pdev,
  178. bool create)
  179. {
  180. uint32_t index;
  181. QDF_STATUS ret = QDF_STATUS_SUCCESS;
  182. uint32_t tx_buffer_cnt = soc->ipa_uc_tx_rsc.alloc_tx_buf_cnt;
  183. qdf_nbuf_t nbuf;
  184. uint32_t buf_len;
  185. if (!ipa_is_ready()) {
  186. dp_info("IPA is not READY");
  187. return 0;
  188. }
  189. for (index = 0; index < tx_buffer_cnt; index++) {
  190. nbuf = (qdf_nbuf_t)
  191. soc->ipa_uc_tx_rsc.tx_buf_pool_vaddr_unaligned[index];
  192. if (!nbuf)
  193. continue;
  194. buf_len = qdf_nbuf_get_data_len(nbuf);
  195. ret = __dp_ipa_handle_buf_smmu_mapping(soc, nbuf, buf_len,
  196. create);
  197. }
  198. return ret;
  199. }
  200. #ifndef QCA_OL_DP_SRNG_LOCK_LESS_ACCESS
  201. static void dp_ipa_set_reo_ctx_mapping_lock_required(struct dp_soc *soc,
  202. bool lock_required)
  203. {
  204. hal_ring_handle_t hal_ring_hdl;
  205. int ring;
  206. for (ring = 0; ring < soc->num_reo_dest_rings; ring++) {
  207. hal_ring_hdl = soc->reo_dest_ring[ring].hal_srng;
  208. hal_srng_lock(hal_ring_hdl);
  209. soc->ipa_reo_ctx_lock_required[ring] = lock_required;
  210. hal_srng_unlock(hal_ring_hdl);
  211. }
  212. }
  213. #else
  214. static void dp_ipa_set_reo_ctx_mapping_lock_required(struct dp_soc *soc,
  215. bool lock_required)
  216. {
  217. }
  218. #endif
  219. #ifdef RX_DESC_MULTI_PAGE_ALLOC
  220. static QDF_STATUS dp_ipa_handle_rx_buf_pool_smmu_mapping(struct dp_soc *soc,
  221. struct dp_pdev *pdev,
  222. bool create)
  223. {
  224. struct rx_desc_pool *rx_pool;
  225. uint8_t pdev_id;
  226. uint32_t num_desc, page_id, offset, i;
  227. uint16_t num_desc_per_page;
  228. union dp_rx_desc_list_elem_t *rx_desc_elem;
  229. struct dp_rx_desc *rx_desc;
  230. qdf_nbuf_t nbuf;
  231. QDF_STATUS ret = QDF_STATUS_SUCCESS;
  232. if (!qdf_ipa_is_ready())
  233. return ret;
  234. if (!qdf_mem_smmu_s1_enabled(soc->osdev))
  235. return ret;
  236. pdev_id = pdev->pdev_id;
  237. rx_pool = &soc->rx_desc_buf[pdev_id];
  238. dp_ipa_set_reo_ctx_mapping_lock_required(soc, true);
  239. qdf_spin_lock_bh(&rx_pool->lock);
  240. dp_ipa_rx_buf_smmu_mapping_lock(soc);
  241. num_desc = rx_pool->pool_size;
  242. num_desc_per_page = rx_pool->desc_pages.num_element_per_page;
  243. for (i = 0; i < num_desc; i++) {
  244. page_id = i / num_desc_per_page;
  245. offset = i % num_desc_per_page;
  246. if (qdf_unlikely(!(rx_pool->desc_pages.cacheable_pages)))
  247. break;
  248. rx_desc_elem = dp_rx_desc_find(page_id, offset, rx_pool);
  249. rx_desc = &rx_desc_elem->rx_desc;
  250. if ((!(rx_desc->in_use)) || rx_desc->unmapped)
  251. continue;
  252. nbuf = rx_desc->nbuf;
  253. if (qdf_unlikely(create ==
  254. qdf_nbuf_is_rx_ipa_smmu_map(nbuf))) {
  255. if (create) {
  256. DP_STATS_INC(soc,
  257. rx.err.ipa_smmu_map_dup, 1);
  258. } else {
  259. DP_STATS_INC(soc,
  260. rx.err.ipa_smmu_unmap_dup, 1);
  261. }
  262. continue;
  263. }
  264. qdf_nbuf_set_rx_ipa_smmu_map(nbuf, create);
  265. ret = __dp_ipa_handle_buf_smmu_mapping(
  266. soc, nbuf, rx_pool->buf_size, create);
  267. }
  268. dp_ipa_rx_buf_smmu_mapping_unlock(soc);
  269. qdf_spin_unlock_bh(&rx_pool->lock);
  270. dp_ipa_set_reo_ctx_mapping_lock_required(soc, false);
  271. return ret;
  272. }
  273. #else
  274. static QDF_STATUS dp_ipa_handle_rx_buf_pool_smmu_mapping(struct dp_soc *soc,
  275. struct dp_pdev *pdev,
  276. bool create)
  277. {
  278. struct rx_desc_pool *rx_pool;
  279. uint8_t pdev_id;
  280. qdf_nbuf_t nbuf;
  281. int i;
  282. if (!qdf_ipa_is_ready())
  283. return QDF_STATUS_SUCCESS;
  284. if (!qdf_mem_smmu_s1_enabled(soc->osdev))
  285. return QDF_STATUS_SUCCESS;
  286. pdev_id = pdev->pdev_id;
  287. rx_pool = &soc->rx_desc_buf[pdev_id];
  288. dp_ipa_set_reo_ctx_mapping_lock_required(soc, true);
  289. qdf_spin_lock_bh(&rx_pool->lock);
  290. dp_ipa_rx_buf_smmu_mapping_lock(soc);
  291. for (i = 0; i < rx_pool->pool_size; i++) {
  292. if ((!(rx_pool->array[i].rx_desc.in_use)) ||
  293. rx_pool->array[i].rx_desc.unmapped)
  294. continue;
  295. nbuf = rx_pool->array[i].rx_desc.nbuf;
  296. if (qdf_unlikely(create ==
  297. qdf_nbuf_is_rx_ipa_smmu_map(nbuf))) {
  298. if (create) {
  299. DP_STATS_INC(soc,
  300. rx.err.ipa_smmu_map_dup, 1);
  301. } else {
  302. DP_STATS_INC(soc,
  303. rx.err.ipa_smmu_unmap_dup, 1);
  304. }
  305. continue;
  306. }
  307. qdf_nbuf_set_rx_ipa_smmu_map(nbuf, create);
  308. __dp_ipa_handle_buf_smmu_mapping(soc, nbuf,
  309. rx_pool->buf_size, create);
  310. }
  311. dp_ipa_rx_buf_smmu_mapping_unlock(soc);
  312. qdf_spin_unlock_bh(&rx_pool->lock);
  313. dp_ipa_set_reo_ctx_mapping_lock_required(soc, false);
  314. return QDF_STATUS_SUCCESS;
  315. }
  316. #endif /* RX_DESC_MULTI_PAGE_ALLOC */
  317. static QDF_STATUS dp_ipa_get_shared_mem_info(qdf_device_t osdev,
  318. qdf_shared_mem_t *shared_mem,
  319. void *cpu_addr,
  320. qdf_dma_addr_t dma_addr,
  321. uint32_t size)
  322. {
  323. qdf_dma_addr_t paddr;
  324. int ret;
  325. shared_mem->vaddr = cpu_addr;
  326. qdf_mem_set_dma_size(osdev, &shared_mem->mem_info, size);
  327. *qdf_mem_get_dma_addr_ptr(osdev, &shared_mem->mem_info) = dma_addr;
  328. paddr = qdf_mem_paddr_from_dmaaddr(osdev, dma_addr);
  329. qdf_mem_set_dma_pa(osdev, &shared_mem->mem_info, paddr);
  330. ret = qdf_mem_dma_get_sgtable(osdev->dev, &shared_mem->sgtable,
  331. shared_mem->vaddr, dma_addr, size);
  332. if (ret) {
  333. dp_err("Unable to get DMA sgtable");
  334. return QDF_STATUS_E_NOMEM;
  335. }
  336. qdf_dma_get_sgtable_dma_addr(&shared_mem->sgtable);
  337. return QDF_STATUS_SUCCESS;
  338. }
  339. #ifdef IPA_WDI3_TX_TWO_PIPES
  340. static void dp_ipa_tx_alt_pool_detach(struct dp_soc *soc, struct dp_pdev *pdev)
  341. {
  342. struct dp_ipa_resources *ipa_res;
  343. qdf_nbuf_t nbuf;
  344. int idx;
  345. for (idx = 0; idx < soc->ipa_uc_tx_rsc_alt.alloc_tx_buf_cnt; idx++) {
  346. nbuf = (qdf_nbuf_t)
  347. soc->ipa_uc_tx_rsc_alt.tx_buf_pool_vaddr_unaligned[idx];
  348. if (!nbuf)
  349. continue;
  350. qdf_nbuf_unmap_single(soc->osdev, nbuf, QDF_DMA_BIDIRECTIONAL);
  351. qdf_mem_dp_tx_skb_cnt_dec();
  352. qdf_mem_dp_tx_skb_dec(qdf_nbuf_get_end_offset(nbuf));
  353. qdf_nbuf_free(nbuf);
  354. soc->ipa_uc_tx_rsc_alt.tx_buf_pool_vaddr_unaligned[idx] =
  355. (void *)NULL;
  356. }
  357. qdf_mem_free(soc->ipa_uc_tx_rsc_alt.tx_buf_pool_vaddr_unaligned);
  358. soc->ipa_uc_tx_rsc_alt.tx_buf_pool_vaddr_unaligned = NULL;
  359. ipa_res = &pdev->ipa_resource;
  360. if (!ipa_res->is_db_ddr_mapped)
  361. iounmap(ipa_res->tx_alt_comp_doorbell_vaddr);
  362. qdf_mem_free_sgtable(&ipa_res->tx_alt_ring.sgtable);
  363. qdf_mem_free_sgtable(&ipa_res->tx_alt_comp_ring.sgtable);
  364. }
  365. static int dp_ipa_tx_alt_pool_attach(struct dp_soc *soc)
  366. {
  367. uint32_t tx_buffer_count;
  368. uint32_t ring_base_align = 8;
  369. qdf_dma_addr_t buffer_paddr;
  370. struct hal_srng *wbm_srng = (struct hal_srng *)
  371. soc->tx_comp_ring[IPA_TX_ALT_COMP_RING_IDX].hal_srng;
  372. struct hal_srng_params srng_params;
  373. uint32_t wbm_bm_id;
  374. void *ring_entry;
  375. int num_entries;
  376. qdf_nbuf_t nbuf;
  377. int retval = QDF_STATUS_SUCCESS;
  378. int max_alloc_count = 0;
  379. /*
  380. * Uncomment when dp_ops_cfg.cfg_attach is implemented
  381. * unsigned int uc_tx_buf_sz =
  382. * dp_cfg_ipa_uc_tx_buf_size(pdev->osif_pdev);
  383. */
  384. unsigned int uc_tx_buf_sz = CFG_IPA_UC_TX_BUF_SIZE_DEFAULT;
  385. unsigned int alloc_size = uc_tx_buf_sz + ring_base_align - 1;
  386. wbm_bm_id = wlan_cfg_get_rbm_id_for_index(soc->wlan_cfg_ctx,
  387. IPA_TX_ALT_RING_IDX);
  388. hal_get_srng_params(soc->hal_soc,
  389. hal_srng_to_hal_ring_handle(wbm_srng),
  390. &srng_params);
  391. num_entries = srng_params.num_entries;
  392. max_alloc_count =
  393. num_entries - DP_IPA_WAR_WBM2SW_REL_RING_NO_BUF_ENTRIES;
  394. if (max_alloc_count <= 0) {
  395. dp_err("incorrect value for buffer count %u", max_alloc_count);
  396. return -EINVAL;
  397. }
  398. dp_info("requested %d buffers to be posted to wbm ring",
  399. max_alloc_count);
  400. soc->ipa_uc_tx_rsc_alt.tx_buf_pool_vaddr_unaligned =
  401. qdf_mem_malloc(num_entries *
  402. sizeof(*soc->ipa_uc_tx_rsc_alt.tx_buf_pool_vaddr_unaligned));
  403. if (!soc->ipa_uc_tx_rsc_alt.tx_buf_pool_vaddr_unaligned) {
  404. dp_err("IPA WBM Ring Tx buf pool vaddr alloc fail");
  405. return -ENOMEM;
  406. }
  407. hal_srng_access_start_unlocked(soc->hal_soc,
  408. hal_srng_to_hal_ring_handle(wbm_srng));
  409. /*
  410. * Allocate Tx buffers as many as possible.
  411. * Leave DP_IPA_WAR_WBM2SW_REL_RING_NO_BUF_ENTRIES empty
  412. * Populate Tx buffers into WBM2IPA ring
  413. * This initial buffer population will simulate H/W as source ring,
  414. * and update HP
  415. */
  416. for (tx_buffer_count = 0;
  417. tx_buffer_count < max_alloc_count - 1; tx_buffer_count++) {
  418. nbuf = qdf_nbuf_alloc(soc->osdev, alloc_size, 0, 256, FALSE);
  419. if (!nbuf)
  420. break;
  421. ring_entry = hal_srng_dst_get_next_hp(
  422. soc->hal_soc,
  423. hal_srng_to_hal_ring_handle(wbm_srng));
  424. if (!ring_entry) {
  425. QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_INFO,
  426. "%s: Failed to get WBM ring entry",
  427. __func__);
  428. qdf_nbuf_free(nbuf);
  429. break;
  430. }
  431. qdf_nbuf_map_single(soc->osdev, nbuf,
  432. QDF_DMA_BIDIRECTIONAL);
  433. buffer_paddr = qdf_nbuf_get_frag_paddr(nbuf, 0);
  434. qdf_mem_dp_tx_skb_cnt_inc();
  435. qdf_mem_dp_tx_skb_inc(qdf_nbuf_get_end_offset(nbuf));
  436. hal_rxdma_buff_addr_info_set(soc->hal_soc, ring_entry,
  437. buffer_paddr, 0, wbm_bm_id);
  438. soc->ipa_uc_tx_rsc_alt.tx_buf_pool_vaddr_unaligned[
  439. tx_buffer_count] = (void *)nbuf;
  440. }
  441. hal_srng_access_end_unlocked(soc->hal_soc,
  442. hal_srng_to_hal_ring_handle(wbm_srng));
  443. soc->ipa_uc_tx_rsc_alt.alloc_tx_buf_cnt = tx_buffer_count;
  444. if (tx_buffer_count) {
  445. dp_info("IPA TX buffer pool2: %d allocated", tx_buffer_count);
  446. } else {
  447. dp_err("Failed to allocate IPA TX buffer pool2");
  448. qdf_mem_free(
  449. soc->ipa_uc_tx_rsc_alt.tx_buf_pool_vaddr_unaligned);
  450. soc->ipa_uc_tx_rsc_alt.tx_buf_pool_vaddr_unaligned = NULL;
  451. retval = -ENOMEM;
  452. }
  453. return retval;
  454. }
  455. static QDF_STATUS dp_ipa_tx_alt_ring_get_resource(struct dp_pdev *pdev)
  456. {
  457. struct dp_soc *soc = pdev->soc;
  458. struct dp_ipa_resources *ipa_res = &pdev->ipa_resource;
  459. ipa_res->tx_alt_ring_num_alloc_buffer =
  460. (uint32_t)soc->ipa_uc_tx_rsc_alt.alloc_tx_buf_cnt;
  461. dp_ipa_get_shared_mem_info(
  462. soc->osdev, &ipa_res->tx_alt_ring,
  463. soc->ipa_uc_tx_rsc_alt.ipa_tcl_ring_base_vaddr,
  464. soc->ipa_uc_tx_rsc_alt.ipa_tcl_ring_base_paddr,
  465. soc->ipa_uc_tx_rsc_alt.ipa_tcl_ring_size);
  466. dp_ipa_get_shared_mem_info(
  467. soc->osdev, &ipa_res->tx_alt_comp_ring,
  468. soc->ipa_uc_tx_rsc_alt.ipa_wbm_ring_base_vaddr,
  469. soc->ipa_uc_tx_rsc_alt.ipa_wbm_ring_base_paddr,
  470. soc->ipa_uc_tx_rsc_alt.ipa_wbm_ring_size);
  471. if (!qdf_mem_get_dma_addr(soc->osdev,
  472. &ipa_res->tx_alt_comp_ring.mem_info))
  473. return QDF_STATUS_E_FAILURE;
  474. return QDF_STATUS_SUCCESS;
  475. }
  476. static void dp_ipa_tx_alt_ring_resource_setup(struct dp_soc *soc)
  477. {
  478. struct hal_soc *hal_soc = (struct hal_soc *)soc->hal_soc;
  479. struct hal_srng *hal_srng;
  480. struct hal_srng_params srng_params;
  481. unsigned long addr_offset, dev_base_paddr;
  482. /* IPA TCL_DATA Alternative Ring - HAL_SRNG_SW2TCL2 */
  483. hal_srng = (struct hal_srng *)
  484. soc->tcl_data_ring[IPA_TX_ALT_RING_IDX].hal_srng;
  485. hal_get_srng_params(hal_soc_to_hal_soc_handle(hal_soc),
  486. hal_srng_to_hal_ring_handle(hal_srng),
  487. &srng_params);
  488. soc->ipa_uc_tx_rsc_alt.ipa_tcl_ring_base_paddr =
  489. srng_params.ring_base_paddr;
  490. soc->ipa_uc_tx_rsc_alt.ipa_tcl_ring_base_vaddr =
  491. srng_params.ring_base_vaddr;
  492. soc->ipa_uc_tx_rsc_alt.ipa_tcl_ring_size =
  493. (srng_params.num_entries * srng_params.entry_size) << 2;
  494. /*
  495. * For the register backed memory addresses, use the scn->mem_pa to
  496. * calculate the physical address of the shadow registers
  497. */
  498. dev_base_paddr =
  499. (unsigned long)
  500. ((struct hif_softc *)(hal_soc->hif_handle))->mem_pa;
  501. addr_offset = (unsigned long)(hal_srng->u.src_ring.hp_addr) -
  502. (unsigned long)(hal_soc->dev_base_addr);
  503. soc->ipa_uc_tx_rsc_alt.ipa_tcl_hp_paddr =
  504. (qdf_dma_addr_t)(addr_offset + dev_base_paddr);
  505. dp_info("IPA TCL_DATA Alt Ring addr_offset=%x, dev_base_paddr=%x, hp_paddr=%x paddr=%pK vaddr=%pK size= %u(%u bytes)",
  506. (unsigned int)addr_offset,
  507. (unsigned int)dev_base_paddr,
  508. (unsigned int)(soc->ipa_uc_tx_rsc_alt.ipa_tcl_hp_paddr),
  509. (void *)soc->ipa_uc_tx_rsc_alt.ipa_tcl_ring_base_paddr,
  510. (void *)soc->ipa_uc_tx_rsc_alt.ipa_tcl_ring_base_vaddr,
  511. srng_params.num_entries,
  512. soc->ipa_uc_tx_rsc_alt.ipa_tcl_ring_size);
  513. /* IPA TX Alternative COMP Ring - HAL_SRNG_WBM2SW4_RELEASE */
  514. hal_srng = (struct hal_srng *)
  515. soc->tx_comp_ring[IPA_TX_ALT_COMP_RING_IDX].hal_srng;
  516. hal_get_srng_params(hal_soc_to_hal_soc_handle(hal_soc),
  517. hal_srng_to_hal_ring_handle(hal_srng),
  518. &srng_params);
  519. soc->ipa_uc_tx_rsc_alt.ipa_wbm_ring_base_paddr =
  520. srng_params.ring_base_paddr;
  521. soc->ipa_uc_tx_rsc_alt.ipa_wbm_ring_base_vaddr =
  522. srng_params.ring_base_vaddr;
  523. soc->ipa_uc_tx_rsc_alt.ipa_wbm_ring_size =
  524. (srng_params.num_entries * srng_params.entry_size) << 2;
  525. soc->ipa_uc_tx_rsc_alt.ipa_wbm_hp_shadow_paddr =
  526. hal_srng_get_hp_addr(hal_soc_to_hal_soc_handle(hal_soc),
  527. hal_srng_to_hal_ring_handle(hal_srng));
  528. addr_offset = (unsigned long)(hal_srng->u.dst_ring.tp_addr) -
  529. (unsigned long)(hal_soc->dev_base_addr);
  530. soc->ipa_uc_tx_rsc_alt.ipa_wbm_tp_paddr =
  531. (qdf_dma_addr_t)(addr_offset + dev_base_paddr);
  532. dp_info("IPA TX Alt COMP Ring addr_offset=%x, dev_base_paddr=%x, ipa_wbm_tp_paddr=%x paddr=%pK vaddr=0%pK size= %u(%u bytes)",
  533. (unsigned int)addr_offset,
  534. (unsigned int)dev_base_paddr,
  535. (unsigned int)(soc->ipa_uc_tx_rsc_alt.ipa_wbm_tp_paddr),
  536. (void *)soc->ipa_uc_tx_rsc_alt.ipa_wbm_ring_base_paddr,
  537. (void *)soc->ipa_uc_tx_rsc_alt.ipa_wbm_ring_base_vaddr,
  538. srng_params.num_entries,
  539. soc->ipa_uc_tx_rsc_alt.ipa_wbm_ring_size);
  540. }
  541. static void dp_ipa_map_ring_doorbell_paddr(struct dp_pdev *pdev)
  542. {
  543. struct dp_ipa_resources *ipa_res = &pdev->ipa_resource;
  544. uint32_t rx_ready_doorbell_dmaaddr;
  545. uint32_t tx_comp_doorbell_dmaaddr;
  546. struct dp_soc *soc = pdev->soc;
  547. int ret = 0;
  548. if (ipa_res->is_db_ddr_mapped)
  549. ipa_res->tx_comp_doorbell_vaddr =
  550. phys_to_virt(ipa_res->tx_comp_doorbell_paddr);
  551. else
  552. ipa_res->tx_comp_doorbell_vaddr =
  553. ioremap(ipa_res->tx_comp_doorbell_paddr, 4);
  554. if (qdf_mem_smmu_s1_enabled(soc->osdev)) {
  555. ret = pld_smmu_map(soc->osdev->dev,
  556. ipa_res->tx_comp_doorbell_paddr,
  557. &tx_comp_doorbell_dmaaddr,
  558. sizeof(uint32_t));
  559. ipa_res->tx_comp_doorbell_paddr = tx_comp_doorbell_dmaaddr;
  560. qdf_assert_always(!ret);
  561. ret = pld_smmu_map(soc->osdev->dev,
  562. ipa_res->rx_ready_doorbell_paddr,
  563. &rx_ready_doorbell_dmaaddr,
  564. sizeof(uint32_t));
  565. ipa_res->rx_ready_doorbell_paddr = rx_ready_doorbell_dmaaddr;
  566. qdf_assert_always(!ret);
  567. }
  568. /* Setup for alternative TX pipe */
  569. if (!ipa_res->tx_alt_comp_doorbell_paddr)
  570. return;
  571. if (ipa_res->is_db_ddr_mapped)
  572. ipa_res->tx_alt_comp_doorbell_vaddr =
  573. phys_to_virt(ipa_res->tx_alt_comp_doorbell_paddr);
  574. else
  575. ipa_res->tx_alt_comp_doorbell_vaddr =
  576. ioremap(ipa_res->tx_alt_comp_doorbell_paddr, 4);
  577. if (qdf_mem_smmu_s1_enabled(soc->osdev)) {
  578. ret = pld_smmu_map(soc->osdev->dev,
  579. ipa_res->tx_alt_comp_doorbell_paddr,
  580. &tx_comp_doorbell_dmaaddr,
  581. sizeof(uint32_t));
  582. ipa_res->tx_alt_comp_doorbell_paddr = tx_comp_doorbell_dmaaddr;
  583. qdf_assert_always(!ret);
  584. }
  585. }
  586. static void dp_ipa_unmap_ring_doorbell_paddr(struct dp_pdev *pdev)
  587. {
  588. struct dp_ipa_resources *ipa_res = &pdev->ipa_resource;
  589. struct dp_soc *soc = pdev->soc;
  590. int ret = 0;
  591. if (!qdf_mem_smmu_s1_enabled(soc->osdev))
  592. return;
  593. /* Unmap must be in reverse order of map */
  594. if (ipa_res->tx_alt_comp_doorbell_paddr) {
  595. ret = pld_smmu_unmap(soc->osdev->dev,
  596. ipa_res->tx_alt_comp_doorbell_paddr,
  597. sizeof(uint32_t));
  598. qdf_assert_always(!ret);
  599. }
  600. ret = pld_smmu_unmap(soc->osdev->dev,
  601. ipa_res->rx_ready_doorbell_paddr,
  602. sizeof(uint32_t));
  603. qdf_assert_always(!ret);
  604. ret = pld_smmu_unmap(soc->osdev->dev,
  605. ipa_res->tx_comp_doorbell_paddr,
  606. sizeof(uint32_t));
  607. qdf_assert_always(!ret);
  608. }
  609. static QDF_STATUS dp_ipa_tx_alt_buf_smmu_mapping(struct dp_soc *soc,
  610. struct dp_pdev *pdev,
  611. bool create)
  612. {
  613. QDF_STATUS ret = QDF_STATUS_SUCCESS;
  614. struct ipa_dp_tx_rsc *rsc;
  615. uint32_t tx_buffer_cnt;
  616. uint32_t buf_len;
  617. qdf_nbuf_t nbuf;
  618. uint32_t index;
  619. if (!ipa_is_ready()) {
  620. dp_info("IPA is not READY");
  621. return QDF_STATUS_SUCCESS;
  622. }
  623. rsc = &soc->ipa_uc_tx_rsc_alt;
  624. tx_buffer_cnt = rsc->alloc_tx_buf_cnt;
  625. for (index = 0; index < tx_buffer_cnt; index++) {
  626. nbuf = (qdf_nbuf_t)rsc->tx_buf_pool_vaddr_unaligned[index];
  627. if (!nbuf)
  628. continue;
  629. buf_len = qdf_nbuf_get_data_len(nbuf);
  630. ret = __dp_ipa_handle_buf_smmu_mapping(
  631. soc, nbuf, buf_len, create);
  632. }
  633. return ret;
  634. }
  635. static void dp_ipa_wdi_tx_alt_pipe_params(struct dp_soc *soc,
  636. struct dp_ipa_resources *ipa_res,
  637. qdf_ipa_wdi_pipe_setup_info_t *tx)
  638. {
  639. QDF_IPA_WDI_SETUP_INFO_CLIENT(tx) = IPA_CLIENT_WLAN2_CONS1;
  640. QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_BASE_PA(tx) =
  641. qdf_mem_get_dma_addr(soc->osdev,
  642. &ipa_res->tx_alt_comp_ring.mem_info);
  643. QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_SIZE(tx) =
  644. qdf_mem_get_dma_size(soc->osdev,
  645. &ipa_res->tx_alt_comp_ring.mem_info);
  646. /* WBM Tail Pointer Address */
  647. QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_DOORBELL_PA(tx) =
  648. soc->ipa_uc_tx_rsc_alt.ipa_wbm_tp_paddr;
  649. QDF_IPA_WDI_SETUP_INFO_IS_TXR_RN_DB_PCIE_ADDR(tx) = true;
  650. QDF_IPA_WDI_SETUP_INFO_EVENT_RING_BASE_PA(tx) =
  651. qdf_mem_get_dma_addr(soc->osdev,
  652. &ipa_res->tx_alt_ring.mem_info);
  653. QDF_IPA_WDI_SETUP_INFO_EVENT_RING_SIZE(tx) =
  654. qdf_mem_get_dma_size(soc->osdev,
  655. &ipa_res->tx_alt_ring.mem_info);
  656. /* TCL Head Pointer Address */
  657. QDF_IPA_WDI_SETUP_INFO_EVENT_RING_DOORBELL_PA(tx) =
  658. soc->ipa_uc_tx_rsc_alt.ipa_tcl_hp_paddr;
  659. QDF_IPA_WDI_SETUP_INFO_IS_EVT_RN_DB_PCIE_ADDR(tx) = true;
  660. QDF_IPA_WDI_SETUP_INFO_NUM_PKT_BUFFERS(tx) =
  661. ipa_res->tx_alt_ring_num_alloc_buffer;
  662. QDF_IPA_WDI_SETUP_INFO_PKT_OFFSET(tx) = 0;
  663. }
  664. static void
  665. dp_ipa_wdi_tx_alt_pipe_smmu_params(struct dp_soc *soc,
  666. struct dp_ipa_resources *ipa_res,
  667. qdf_ipa_wdi_pipe_setup_info_smmu_t *tx_smmu)
  668. {
  669. QDF_IPA_WDI_SETUP_INFO_SMMU_CLIENT(tx_smmu) = IPA_CLIENT_WLAN2_CONS1;
  670. qdf_mem_copy(&QDF_IPA_WDI_SETUP_INFO_SMMU_TRANSFER_RING_BASE(tx_smmu),
  671. &ipa_res->tx_alt_comp_ring.sgtable,
  672. sizeof(sgtable_t));
  673. QDF_IPA_WDI_SETUP_INFO_SMMU_TRANSFER_RING_SIZE(tx_smmu) =
  674. qdf_mem_get_dma_size(soc->osdev,
  675. &ipa_res->tx_alt_comp_ring.mem_info);
  676. /* WBM Tail Pointer Address */
  677. QDF_IPA_WDI_SETUP_INFO_SMMU_TRANSFER_RING_DOORBELL_PA(tx_smmu) =
  678. soc->ipa_uc_tx_rsc_alt.ipa_wbm_tp_paddr;
  679. QDF_IPA_WDI_SETUP_INFO_SMMU_IS_TXR_RN_DB_PCIE_ADDR(tx_smmu) = true;
  680. qdf_mem_copy(&QDF_IPA_WDI_SETUP_INFO_SMMU_EVENT_RING_BASE(tx_smmu),
  681. &ipa_res->tx_alt_ring.sgtable,
  682. sizeof(sgtable_t));
  683. QDF_IPA_WDI_SETUP_INFO_SMMU_EVENT_RING_SIZE(tx_smmu) =
  684. qdf_mem_get_dma_size(soc->osdev,
  685. &ipa_res->tx_alt_ring.mem_info);
  686. /* TCL Head Pointer Address */
  687. QDF_IPA_WDI_SETUP_INFO_SMMU_EVENT_RING_DOORBELL_PA(tx_smmu) =
  688. soc->ipa_uc_tx_rsc_alt.ipa_tcl_hp_paddr;
  689. QDF_IPA_WDI_SETUP_INFO_SMMU_IS_EVT_RN_DB_PCIE_ADDR(tx_smmu) = true;
  690. QDF_IPA_WDI_SETUP_INFO_SMMU_NUM_PKT_BUFFERS(tx_smmu) =
  691. ipa_res->tx_alt_ring_num_alloc_buffer;
  692. QDF_IPA_WDI_SETUP_INFO_SMMU_PKT_OFFSET(tx_smmu) = 0;
  693. }
  694. static void dp_ipa_setup_tx_alt_pipe(struct dp_soc *soc,
  695. struct dp_ipa_resources *res,
  696. qdf_ipa_wdi_conn_in_params_t *in)
  697. {
  698. qdf_ipa_wdi_pipe_setup_info_smmu_t *tx_smmu = NULL;
  699. qdf_ipa_wdi_pipe_setup_info_t *tx = NULL;
  700. qdf_ipa_ep_cfg_t *tx_cfg;
  701. QDF_IPA_WDI_CONN_IN_PARAMS_IS_TX1_USED(in) = true;
  702. if (qdf_mem_smmu_s1_enabled(soc->osdev)) {
  703. tx_smmu = &QDF_IPA_WDI_CONN_IN_PARAMS_TX_ALT_PIPE_SMMU(in);
  704. tx_cfg = &QDF_IPA_WDI_SETUP_INFO_SMMU_EP_CFG(tx_smmu);
  705. dp_ipa_wdi_tx_alt_pipe_smmu_params(soc, res, tx_smmu);
  706. } else {
  707. tx = &QDF_IPA_WDI_CONN_IN_PARAMS_TX_ALT_PIPE(in);
  708. tx_cfg = &QDF_IPA_WDI_SETUP_INFO_SMMU_EP_CFG(tx);
  709. dp_ipa_wdi_tx_alt_pipe_params(soc, res, tx);
  710. }
  711. QDF_IPA_EP_CFG_NAT_EN(tx_cfg) = IPA_BYPASS_NAT;
  712. QDF_IPA_EP_CFG_HDR_LEN(tx_cfg) = DP_IPA_UC_WLAN_TX_HDR_LEN;
  713. QDF_IPA_EP_CFG_HDR_OFST_PKT_SIZE_VALID(tx_cfg) = 0;
  714. QDF_IPA_EP_CFG_HDR_OFST_PKT_SIZE(tx_cfg) = 0;
  715. QDF_IPA_EP_CFG_HDR_ADDITIONAL_CONST_LEN(tx_cfg) = 0;
  716. QDF_IPA_EP_CFG_MODE(tx_cfg) = IPA_BASIC;
  717. QDF_IPA_EP_CFG_HDR_LITTLE_ENDIAN(tx_cfg) = true;
  718. }
  719. static void dp_ipa_set_pipe_db(struct dp_ipa_resources *res,
  720. qdf_ipa_wdi_conn_out_params_t *out)
  721. {
  722. res->tx_comp_doorbell_paddr =
  723. QDF_IPA_WDI_CONN_OUT_PARAMS_TX_UC_DB_PA(out);
  724. res->rx_ready_doorbell_paddr =
  725. QDF_IPA_WDI_CONN_OUT_PARAMS_RX_UC_DB_PA(out);
  726. res->tx_alt_comp_doorbell_paddr =
  727. QDF_IPA_WDI_CONN_OUT_PARAMS_TX_UC_ALT_DB_PA(out);
  728. }
  729. static void dp_ipa_setup_iface_session_id(qdf_ipa_wdi_reg_intf_in_params_t *in,
  730. uint8_t session_id)
  731. {
  732. bool is_2g_iface = session_id & IPA_SESSION_ID_SHIFT;
  733. session_id = session_id >> IPA_SESSION_ID_SHIFT;
  734. dp_debug("session_id %u is_2g_iface %d", session_id, is_2g_iface);
  735. QDF_IPA_WDI_REG_INTF_IN_PARAMS_META_DATA(in) = htonl(session_id << 16);
  736. QDF_IPA_WDI_REG_INTF_IN_PARAMS_IS_TX1_USED(in) = is_2g_iface;
  737. }
  738. static void dp_ipa_tx_comp_ring_init_hp(struct dp_soc *soc,
  739. struct dp_ipa_resources *res)
  740. {
  741. struct hal_srng *wbm_srng;
  742. /* Init first TX comp ring */
  743. wbm_srng = (struct hal_srng *)
  744. soc->tx_comp_ring[IPA_TX_COMP_RING_IDX].hal_srng;
  745. hal_srng_dst_init_hp(soc->hal_soc, wbm_srng,
  746. res->tx_comp_doorbell_vaddr);
  747. /* Init the alternate TX comp ring */
  748. wbm_srng = (struct hal_srng *)
  749. soc->tx_comp_ring[IPA_TX_ALT_COMP_RING_IDX].hal_srng;
  750. hal_srng_dst_init_hp(soc->hal_soc, wbm_srng,
  751. res->tx_alt_comp_doorbell_vaddr);
  752. }
  753. static void dp_ipa_set_tx_doorbell_paddr(struct dp_soc *soc,
  754. struct dp_ipa_resources *ipa_res)
  755. {
  756. struct hal_srng *wbm_srng;
  757. wbm_srng = (struct hal_srng *)
  758. soc->tx_comp_ring[IPA_TX_COMP_RING_IDX].hal_srng;
  759. hal_srng_dst_set_hp_paddr_confirm(wbm_srng,
  760. ipa_res->tx_comp_doorbell_paddr);
  761. dp_info("paddr %pK vaddr %pK",
  762. (void *)ipa_res->tx_comp_doorbell_paddr,
  763. (void *)ipa_res->tx_comp_doorbell_vaddr);
  764. /* Setup for alternative TX comp ring */
  765. wbm_srng = (struct hal_srng *)
  766. soc->tx_comp_ring[IPA_TX_ALT_COMP_RING_IDX].hal_srng;
  767. hal_srng_dst_set_hp_paddr_confirm(wbm_srng,
  768. ipa_res->tx_alt_comp_doorbell_paddr);
  769. dp_info("paddr %pK vaddr %pK",
  770. (void *)ipa_res->tx_alt_comp_doorbell_paddr,
  771. (void *)ipa_res->tx_alt_comp_doorbell_vaddr);
  772. }
  773. #ifdef IPA_SET_RESET_TX_DB_PA
  774. static QDF_STATUS dp_ipa_reset_tx_doorbell_pa(struct dp_soc *soc,
  775. struct dp_ipa_resources *ipa_res)
  776. {
  777. hal_ring_handle_t wbm_srng;
  778. qdf_dma_addr_t hp_addr;
  779. wbm_srng = soc->tx_comp_ring[IPA_TX_COMP_RING_IDX].hal_srng;
  780. if (!wbm_srng)
  781. return QDF_STATUS_E_FAILURE;
  782. hp_addr = soc->ipa_uc_tx_rsc.ipa_wbm_hp_shadow_paddr;
  783. hal_srng_dst_set_hp_paddr_confirm((struct hal_srng *)wbm_srng, hp_addr);
  784. dp_info("Reset WBM HP addr paddr: %pK", (void *)hp_addr);
  785. /* Reset alternative TX comp ring */
  786. wbm_srng = soc->tx_comp_ring[IPA_TX_ALT_COMP_RING_IDX].hal_srng;
  787. if (!wbm_srng)
  788. return QDF_STATUS_E_FAILURE;
  789. hp_addr = soc->ipa_uc_tx_rsc_alt.ipa_wbm_hp_shadow_paddr;
  790. hal_srng_dst_set_hp_paddr_confirm((struct hal_srng *)wbm_srng, hp_addr);
  791. dp_info("Reset WBM HP addr paddr: %pK", (void *)hp_addr);
  792. return QDF_STATUS_SUCCESS;
  793. }
  794. #endif /* IPA_SET_RESET_TX_DB_PA */
  795. #else /* !IPA_WDI3_TX_TWO_PIPES */
  796. static inline
  797. void dp_ipa_tx_alt_pool_detach(struct dp_soc *soc, struct dp_pdev *pdev)
  798. {
  799. }
  800. static inline void dp_ipa_tx_alt_ring_resource_setup(struct dp_soc *soc)
  801. {
  802. }
  803. static inline int dp_ipa_tx_alt_pool_attach(struct dp_soc *soc)
  804. {
  805. return 0;
  806. }
  807. static inline QDF_STATUS dp_ipa_tx_alt_ring_get_resource(struct dp_pdev *pdev)
  808. {
  809. return QDF_STATUS_SUCCESS;
  810. }
  811. static void dp_ipa_map_ring_doorbell_paddr(struct dp_pdev *pdev)
  812. {
  813. struct dp_ipa_resources *ipa_res = &pdev->ipa_resource;
  814. uint32_t rx_ready_doorbell_dmaaddr;
  815. uint32_t tx_comp_doorbell_dmaaddr;
  816. struct dp_soc *soc = pdev->soc;
  817. int ret = 0;
  818. if (ipa_res->is_db_ddr_mapped)
  819. ipa_res->tx_comp_doorbell_vaddr =
  820. phys_to_virt(ipa_res->tx_comp_doorbell_paddr);
  821. else
  822. ipa_res->tx_comp_doorbell_vaddr =
  823. ioremap(ipa_res->tx_comp_doorbell_paddr, 4);
  824. if (qdf_mem_smmu_s1_enabled(soc->osdev)) {
  825. ret = pld_smmu_map(soc->osdev->dev,
  826. ipa_res->tx_comp_doorbell_paddr,
  827. &tx_comp_doorbell_dmaaddr,
  828. sizeof(uint32_t));
  829. ipa_res->tx_comp_doorbell_paddr = tx_comp_doorbell_dmaaddr;
  830. qdf_assert_always(!ret);
  831. ret = pld_smmu_map(soc->osdev->dev,
  832. ipa_res->rx_ready_doorbell_paddr,
  833. &rx_ready_doorbell_dmaaddr,
  834. sizeof(uint32_t));
  835. ipa_res->rx_ready_doorbell_paddr = rx_ready_doorbell_dmaaddr;
  836. qdf_assert_always(!ret);
  837. }
  838. }
  839. static inline void dp_ipa_unmap_ring_doorbell_paddr(struct dp_pdev *pdev)
  840. {
  841. struct dp_ipa_resources *ipa_res = &pdev->ipa_resource;
  842. struct dp_soc *soc = pdev->soc;
  843. int ret = 0;
  844. if (!qdf_mem_smmu_s1_enabled(soc->osdev))
  845. return;
  846. ret = pld_smmu_unmap(soc->osdev->dev,
  847. ipa_res->rx_ready_doorbell_paddr,
  848. sizeof(uint32_t));
  849. qdf_assert_always(!ret);
  850. ret = pld_smmu_unmap(soc->osdev->dev,
  851. ipa_res->tx_comp_doorbell_paddr,
  852. sizeof(uint32_t));
  853. qdf_assert_always(!ret);
  854. }
  855. static inline QDF_STATUS dp_ipa_tx_alt_buf_smmu_mapping(struct dp_soc *soc,
  856. struct dp_pdev *pdev,
  857. bool create)
  858. {
  859. return QDF_STATUS_SUCCESS;
  860. }
  861. static inline
  862. void dp_ipa_setup_tx_alt_pipe(struct dp_soc *soc, struct dp_ipa_resources *res,
  863. qdf_ipa_wdi_conn_in_params_t *in)
  864. {
  865. }
  866. static void dp_ipa_set_pipe_db(struct dp_ipa_resources *res,
  867. qdf_ipa_wdi_conn_out_params_t *out)
  868. {
  869. res->tx_comp_doorbell_paddr =
  870. QDF_IPA_WDI_CONN_OUT_PARAMS_TX_UC_DB_PA(out);
  871. res->rx_ready_doorbell_paddr =
  872. QDF_IPA_WDI_CONN_OUT_PARAMS_RX_UC_DB_PA(out);
  873. }
  874. #ifdef IPA_WDS_EASYMESH_FEATURE
  875. /**
  876. * dp_ipa_setup_iface_session_id - Pass vdev id to IPA
  877. * @in: ipa in params
  878. * @session_id: vdev id
  879. *
  880. * Pass Vdev id to IPA, IPA metadata order is changed and vdev id
  881. * is stored at higher nibble so, no shift is required.
  882. *
  883. * Return: none
  884. */
  885. static void dp_ipa_setup_iface_session_id(qdf_ipa_wdi_reg_intf_in_params_t *in,
  886. uint8_t session_id)
  887. {
  888. QDF_IPA_WDI_REG_INTF_IN_PARAMS_META_DATA(in) = htonl(session_id);
  889. }
  890. #else
  891. static void dp_ipa_setup_iface_session_id(qdf_ipa_wdi_reg_intf_in_params_t *in,
  892. uint8_t session_id)
  893. {
  894. QDF_IPA_WDI_REG_INTF_IN_PARAMS_META_DATA(in) = htonl(session_id << 16);
  895. }
  896. #endif
  897. static inline void dp_ipa_tx_comp_ring_init_hp(struct dp_soc *soc,
  898. struct dp_ipa_resources *res)
  899. {
  900. struct hal_srng *wbm_srng = (struct hal_srng *)
  901. soc->tx_comp_ring[IPA_TX_COMP_RING_IDX].hal_srng;
  902. hal_srng_dst_init_hp(soc->hal_soc, wbm_srng,
  903. res->tx_comp_doorbell_vaddr);
  904. }
  905. static void dp_ipa_set_tx_doorbell_paddr(struct dp_soc *soc,
  906. struct dp_ipa_resources *ipa_res)
  907. {
  908. struct hal_srng *wbm_srng = (struct hal_srng *)
  909. soc->tx_comp_ring[IPA_TX_COMP_RING_IDX].hal_srng;
  910. hal_srng_dst_set_hp_paddr_confirm(wbm_srng,
  911. ipa_res->tx_comp_doorbell_paddr);
  912. dp_info("paddr %pK vaddr %pK",
  913. (void *)ipa_res->tx_comp_doorbell_paddr,
  914. (void *)ipa_res->tx_comp_doorbell_vaddr);
  915. }
  916. #ifdef IPA_SET_RESET_TX_DB_PA
  917. static QDF_STATUS dp_ipa_reset_tx_doorbell_pa(struct dp_soc *soc,
  918. struct dp_ipa_resources *ipa_res)
  919. {
  920. hal_ring_handle_t wbm_srng =
  921. soc->tx_comp_ring[IPA_TX_COMP_RING_IDX].hal_srng;
  922. qdf_dma_addr_t hp_addr;
  923. if (!wbm_srng)
  924. return QDF_STATUS_E_FAILURE;
  925. hp_addr = soc->ipa_uc_tx_rsc.ipa_wbm_hp_shadow_paddr;
  926. hal_srng_dst_set_hp_paddr_confirm((struct hal_srng *)wbm_srng, hp_addr);
  927. dp_info("Reset WBM HP addr paddr: %pK", (void *)hp_addr);
  928. return QDF_STATUS_SUCCESS;
  929. }
  930. #endif /* IPA_SET_RESET_TX_DB_PA */
  931. #endif /* IPA_WDI3_TX_TWO_PIPES */
  932. /**
  933. * dp_tx_ipa_uc_detach - Free autonomy TX resources
  934. * @soc: data path instance
  935. * @pdev: core txrx pdev context
  936. *
  937. * Free allocated TX buffers with WBM SRNG
  938. *
  939. * Return: none
  940. */
  941. static void dp_tx_ipa_uc_detach(struct dp_soc *soc, struct dp_pdev *pdev)
  942. {
  943. int idx;
  944. qdf_nbuf_t nbuf;
  945. struct dp_ipa_resources *ipa_res;
  946. for (idx = 0; idx < soc->ipa_uc_tx_rsc.alloc_tx_buf_cnt; idx++) {
  947. nbuf = (qdf_nbuf_t)
  948. soc->ipa_uc_tx_rsc.tx_buf_pool_vaddr_unaligned[idx];
  949. if (!nbuf)
  950. continue;
  951. qdf_nbuf_unmap_single(soc->osdev, nbuf, QDF_DMA_BIDIRECTIONAL);
  952. qdf_mem_dp_tx_skb_cnt_dec();
  953. qdf_mem_dp_tx_skb_dec(qdf_nbuf_get_end_offset(nbuf));
  954. qdf_nbuf_free(nbuf);
  955. soc->ipa_uc_tx_rsc.tx_buf_pool_vaddr_unaligned[idx] =
  956. (void *)NULL;
  957. }
  958. qdf_mem_free(soc->ipa_uc_tx_rsc.tx_buf_pool_vaddr_unaligned);
  959. soc->ipa_uc_tx_rsc.tx_buf_pool_vaddr_unaligned = NULL;
  960. ipa_res = &pdev->ipa_resource;
  961. qdf_mem_free_sgtable(&ipa_res->tx_ring.sgtable);
  962. qdf_mem_free_sgtable(&ipa_res->tx_comp_ring.sgtable);
  963. }
  964. /**
  965. * dp_rx_ipa_uc_detach - free autonomy RX resources
  966. * @soc: data path instance
  967. * @pdev: core txrx pdev context
  968. *
  969. * This function will detach DP RX into main device context
  970. * will free DP Rx resources.
  971. *
  972. * Return: none
  973. */
  974. static void dp_rx_ipa_uc_detach(struct dp_soc *soc, struct dp_pdev *pdev)
  975. {
  976. struct dp_ipa_resources *ipa_res = &pdev->ipa_resource;
  977. qdf_mem_free_sgtable(&ipa_res->rx_rdy_ring.sgtable);
  978. qdf_mem_free_sgtable(&ipa_res->rx_refill_ring.sgtable);
  979. }
  980. /*
  981. * dp_rx_alt_ipa_uc_detach - free autonomy RX resources
  982. * @soc: data path instance
  983. * @pdev: core txrx pdev context
  984. *
  985. * This function will detach DP RX into main device context
  986. * will free DP Rx resources.
  987. *
  988. * Return: none
  989. */
  990. #ifdef IPA_WDI3_VLAN_SUPPORT
  991. static void dp_rx_alt_ipa_uc_detach(struct dp_soc *soc, struct dp_pdev *pdev)
  992. {
  993. struct dp_ipa_resources *ipa_res = &pdev->ipa_resource;
  994. if (!wlan_ipa_is_vlan_enabled())
  995. return;
  996. qdf_mem_free_sgtable(&ipa_res->rx_alt_rdy_ring.sgtable);
  997. qdf_mem_free_sgtable(&ipa_res->rx_alt_refill_ring.sgtable);
  998. }
  999. #else
  1000. static inline
  1001. void dp_rx_alt_ipa_uc_detach(struct dp_soc *soc, struct dp_pdev *pdev)
  1002. { }
  1003. #endif
  1004. int dp_ipa_uc_detach(struct dp_soc *soc, struct dp_pdev *pdev)
  1005. {
  1006. if (!wlan_cfg_is_ipa_enabled(soc->wlan_cfg_ctx))
  1007. return QDF_STATUS_SUCCESS;
  1008. /* TX resource detach */
  1009. dp_tx_ipa_uc_detach(soc, pdev);
  1010. /* Cleanup 2nd TX pipe resources */
  1011. dp_ipa_tx_alt_pool_detach(soc, pdev);
  1012. /* RX resource detach */
  1013. dp_rx_ipa_uc_detach(soc, pdev);
  1014. /* Cleanup 2nd RX pipe resources */
  1015. dp_rx_alt_ipa_uc_detach(soc, pdev);
  1016. return QDF_STATUS_SUCCESS; /* success */
  1017. }
  1018. /**
  1019. * dp_tx_ipa_uc_attach - Allocate autonomy TX resources
  1020. * @soc: data path instance
  1021. * @pdev: Physical device handle
  1022. *
  1023. * Allocate TX buffer from non-cacheable memory
  1024. * Attache allocated TX buffers with WBM SRNG
  1025. *
  1026. * Return: int
  1027. */
  1028. static int dp_tx_ipa_uc_attach(struct dp_soc *soc, struct dp_pdev *pdev)
  1029. {
  1030. uint32_t tx_buffer_count;
  1031. uint32_t ring_base_align = 8;
  1032. qdf_dma_addr_t buffer_paddr;
  1033. struct hal_srng *wbm_srng = (struct hal_srng *)
  1034. soc->tx_comp_ring[IPA_TX_COMP_RING_IDX].hal_srng;
  1035. struct hal_srng_params srng_params;
  1036. void *ring_entry;
  1037. int num_entries;
  1038. qdf_nbuf_t nbuf;
  1039. int retval = QDF_STATUS_SUCCESS;
  1040. int max_alloc_count = 0;
  1041. uint32_t wbm_bm_id;
  1042. /*
  1043. * Uncomment when dp_ops_cfg.cfg_attach is implemented
  1044. * unsigned int uc_tx_buf_sz =
  1045. * dp_cfg_ipa_uc_tx_buf_size(pdev->osif_pdev);
  1046. */
  1047. unsigned int uc_tx_buf_sz = CFG_IPA_UC_TX_BUF_SIZE_DEFAULT;
  1048. unsigned int alloc_size = uc_tx_buf_sz + ring_base_align - 1;
  1049. wbm_bm_id = wlan_cfg_get_rbm_id_for_index(soc->wlan_cfg_ctx,
  1050. IPA_TCL_DATA_RING_IDX);
  1051. hal_get_srng_params(soc->hal_soc, hal_srng_to_hal_ring_handle(wbm_srng),
  1052. &srng_params);
  1053. num_entries = srng_params.num_entries;
  1054. max_alloc_count =
  1055. num_entries - DP_IPA_WAR_WBM2SW_REL_RING_NO_BUF_ENTRIES;
  1056. if (max_alloc_count <= 0) {
  1057. dp_err("incorrect value for buffer count %u", max_alloc_count);
  1058. return -EINVAL;
  1059. }
  1060. dp_info("requested %d buffers to be posted to wbm ring",
  1061. max_alloc_count);
  1062. soc->ipa_uc_tx_rsc.tx_buf_pool_vaddr_unaligned =
  1063. qdf_mem_malloc(num_entries *
  1064. sizeof(*soc->ipa_uc_tx_rsc.tx_buf_pool_vaddr_unaligned));
  1065. if (!soc->ipa_uc_tx_rsc.tx_buf_pool_vaddr_unaligned) {
  1066. dp_err("IPA WBM Ring Tx buf pool vaddr alloc fail");
  1067. return -ENOMEM;
  1068. }
  1069. hal_srng_access_start_unlocked(soc->hal_soc,
  1070. hal_srng_to_hal_ring_handle(wbm_srng));
  1071. /*
  1072. * Allocate Tx buffers as many as possible.
  1073. * Leave DP_IPA_WAR_WBM2SW_REL_RING_NO_BUF_ENTRIES empty
  1074. * Populate Tx buffers into WBM2IPA ring
  1075. * This initial buffer population will simulate H/W as source ring,
  1076. * and update HP
  1077. */
  1078. for (tx_buffer_count = 0;
  1079. tx_buffer_count < max_alloc_count - 1; tx_buffer_count++) {
  1080. nbuf = qdf_nbuf_alloc(soc->osdev, alloc_size, 0, 256, FALSE);
  1081. if (!nbuf)
  1082. break;
  1083. ring_entry = hal_srng_dst_get_next_hp(soc->hal_soc,
  1084. hal_srng_to_hal_ring_handle(wbm_srng));
  1085. if (!ring_entry) {
  1086. QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_INFO,
  1087. "%s: Failed to get WBM ring entry",
  1088. __func__);
  1089. qdf_nbuf_free(nbuf);
  1090. break;
  1091. }
  1092. qdf_nbuf_map_single(soc->osdev, nbuf,
  1093. QDF_DMA_BIDIRECTIONAL);
  1094. buffer_paddr = qdf_nbuf_get_frag_paddr(nbuf, 0);
  1095. qdf_mem_dp_tx_skb_cnt_inc();
  1096. qdf_mem_dp_tx_skb_inc(qdf_nbuf_get_end_offset(nbuf));
  1097. /*
  1098. * TODO - KIWI code can directly call the be handler
  1099. * instead of hal soc ops.
  1100. */
  1101. hal_rxdma_buff_addr_info_set(soc->hal_soc, ring_entry,
  1102. buffer_paddr, 0, wbm_bm_id);
  1103. soc->ipa_uc_tx_rsc.tx_buf_pool_vaddr_unaligned[tx_buffer_count]
  1104. = (void *)nbuf;
  1105. }
  1106. hal_srng_access_end_unlocked(soc->hal_soc,
  1107. hal_srng_to_hal_ring_handle(wbm_srng));
  1108. soc->ipa_uc_tx_rsc.alloc_tx_buf_cnt = tx_buffer_count;
  1109. if (tx_buffer_count) {
  1110. dp_info("IPA WDI TX buffer: %d allocated", tx_buffer_count);
  1111. } else {
  1112. dp_err("No IPA WDI TX buffer allocated!");
  1113. qdf_mem_free(soc->ipa_uc_tx_rsc.tx_buf_pool_vaddr_unaligned);
  1114. soc->ipa_uc_tx_rsc.tx_buf_pool_vaddr_unaligned = NULL;
  1115. retval = -ENOMEM;
  1116. }
  1117. return retval;
  1118. }
  1119. /**
  1120. * dp_rx_ipa_uc_attach - Allocate autonomy RX resources
  1121. * @soc: data path instance
  1122. * @pdev: core txrx pdev context
  1123. *
  1124. * This function will attach a DP RX instance into the main
  1125. * device (SOC) context.
  1126. *
  1127. * Return: QDF_STATUS_SUCCESS: success
  1128. * QDF_STATUS_E_RESOURCES: Error return
  1129. */
  1130. static int dp_rx_ipa_uc_attach(struct dp_soc *soc, struct dp_pdev *pdev)
  1131. {
  1132. return QDF_STATUS_SUCCESS;
  1133. }
  1134. int dp_ipa_uc_attach(struct dp_soc *soc, struct dp_pdev *pdev)
  1135. {
  1136. int error;
  1137. if (!wlan_cfg_is_ipa_enabled(soc->wlan_cfg_ctx))
  1138. return QDF_STATUS_SUCCESS;
  1139. /* TX resource attach */
  1140. error = dp_tx_ipa_uc_attach(soc, pdev);
  1141. if (error) {
  1142. QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_ERROR,
  1143. "%s: DP IPA UC TX attach fail code %d",
  1144. __func__, error);
  1145. return error;
  1146. }
  1147. /* Setup 2nd TX pipe */
  1148. error = dp_ipa_tx_alt_pool_attach(soc);
  1149. if (error) {
  1150. QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_ERROR,
  1151. "%s: DP IPA TX pool2 attach fail code %d",
  1152. __func__, error);
  1153. dp_tx_ipa_uc_detach(soc, pdev);
  1154. return error;
  1155. }
  1156. /* RX resource attach */
  1157. error = dp_rx_ipa_uc_attach(soc, pdev);
  1158. if (error) {
  1159. QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_ERROR,
  1160. "%s: DP IPA UC RX attach fail code %d",
  1161. __func__, error);
  1162. dp_ipa_tx_alt_pool_detach(soc, pdev);
  1163. dp_tx_ipa_uc_detach(soc, pdev);
  1164. return error;
  1165. }
  1166. return QDF_STATUS_SUCCESS; /* success */
  1167. }
  1168. #ifdef IPA_WDI3_VLAN_SUPPORT
  1169. /*
  1170. * dp_ipa_rx_alt_ring_resource_setup() - setup IPA 2nd RX ring resources
  1171. * @soc: data path SoC handle
  1172. * @pdev: data path pdev handle
  1173. *
  1174. * Return: none
  1175. */
  1176. static
  1177. void dp_ipa_rx_alt_ring_resource_setup(struct dp_soc *soc, struct dp_pdev *pdev)
  1178. {
  1179. struct hal_soc *hal_soc = (struct hal_soc *)soc->hal_soc;
  1180. struct hal_srng *hal_srng;
  1181. struct hal_srng_params srng_params;
  1182. unsigned long addr_offset, dev_base_paddr;
  1183. qdf_dma_addr_t hp_addr;
  1184. if (!wlan_ipa_is_vlan_enabled())
  1185. return;
  1186. dev_base_paddr =
  1187. (unsigned long)
  1188. ((struct hif_softc *)(hal_soc->hif_handle))->mem_pa;
  1189. /* IPA REO_DEST Ring - HAL_SRNG_REO2SW3 */
  1190. hal_srng = (struct hal_srng *)
  1191. soc->reo_dest_ring[IPA_ALT_REO_DEST_RING_IDX].hal_srng;
  1192. hal_get_srng_params(hal_soc_to_hal_soc_handle(hal_soc),
  1193. hal_srng_to_hal_ring_handle(hal_srng),
  1194. &srng_params);
  1195. soc->ipa_uc_rx_rsc_alt.ipa_reo_ring_base_paddr =
  1196. srng_params.ring_base_paddr;
  1197. soc->ipa_uc_rx_rsc_alt.ipa_reo_ring_base_vaddr =
  1198. srng_params.ring_base_vaddr;
  1199. soc->ipa_uc_rx_rsc_alt.ipa_reo_ring_size =
  1200. (srng_params.num_entries * srng_params.entry_size) << 2;
  1201. addr_offset = (unsigned long)(hal_srng->u.dst_ring.tp_addr) -
  1202. (unsigned long)(hal_soc->dev_base_addr);
  1203. soc->ipa_uc_rx_rsc_alt.ipa_reo_tp_paddr =
  1204. (qdf_dma_addr_t)(addr_offset + dev_base_paddr);
  1205. dp_info("IPA REO_DEST Ring addr_offset=%x, dev_base_paddr=%x, tp_paddr=%x paddr=%pK vaddr=%pK size= %u(%u bytes)",
  1206. (unsigned int)addr_offset,
  1207. (unsigned int)dev_base_paddr,
  1208. (unsigned int)(soc->ipa_uc_rx_rsc_alt.ipa_reo_tp_paddr),
  1209. (void *)soc->ipa_uc_rx_rsc_alt.ipa_reo_ring_base_paddr,
  1210. (void *)soc->ipa_uc_rx_rsc_alt.ipa_reo_ring_base_vaddr,
  1211. srng_params.num_entries,
  1212. soc->ipa_uc_rx_rsc_alt.ipa_reo_ring_size);
  1213. hal_srng = (struct hal_srng *)
  1214. pdev->rx_refill_buf_ring3.hal_srng;
  1215. hal_get_srng_params(hal_soc_to_hal_soc_handle(hal_soc),
  1216. hal_srng_to_hal_ring_handle(hal_srng),
  1217. &srng_params);
  1218. soc->ipa_uc_rx_rsc_alt.ipa_rx_refill_buf_ring_base_paddr =
  1219. srng_params.ring_base_paddr;
  1220. soc->ipa_uc_rx_rsc_alt.ipa_rx_refill_buf_ring_base_vaddr =
  1221. srng_params.ring_base_vaddr;
  1222. soc->ipa_uc_rx_rsc_alt.ipa_rx_refill_buf_ring_size =
  1223. (srng_params.num_entries * srng_params.entry_size) << 2;
  1224. hp_addr = hal_srng_get_hp_addr(hal_soc_to_hal_soc_handle(hal_soc),
  1225. hal_srng_to_hal_ring_handle(hal_srng));
  1226. soc->ipa_uc_rx_rsc_alt.ipa_rx_refill_buf_hp_paddr =
  1227. qdf_mem_paddr_from_dmaaddr(soc->osdev, hp_addr);
  1228. dp_info("IPA REFILL_BUF Ring hp_paddr=%x paddr=%pK vaddr=%pK size= %u(%u bytes)",
  1229. (unsigned int)(soc->ipa_uc_rx_rsc_alt.ipa_rx_refill_buf_hp_paddr),
  1230. (void *)soc->ipa_uc_rx_rsc_alt.ipa_rx_refill_buf_ring_base_paddr,
  1231. (void *)soc->ipa_uc_rx_rsc_alt.ipa_rx_refill_buf_ring_base_vaddr,
  1232. srng_params.num_entries,
  1233. soc->ipa_uc_rx_rsc_alt.ipa_rx_refill_buf_ring_size);
  1234. }
  1235. #else
  1236. static inline
  1237. void dp_ipa_rx_alt_ring_resource_setup(struct dp_soc *soc, struct dp_pdev *pdev)
  1238. { }
  1239. #endif
  1240. /*
  1241. * dp_ipa_ring_resource_setup() - setup IPA ring resources
  1242. * @soc: data path SoC handle
  1243. *
  1244. * Return: none
  1245. */
  1246. int dp_ipa_ring_resource_setup(struct dp_soc *soc,
  1247. struct dp_pdev *pdev)
  1248. {
  1249. struct hal_soc *hal_soc = (struct hal_soc *)soc->hal_soc;
  1250. struct hal_srng *hal_srng;
  1251. struct hal_srng_params srng_params;
  1252. qdf_dma_addr_t hp_addr;
  1253. unsigned long addr_offset, dev_base_paddr;
  1254. uint32_t ix0;
  1255. uint8_t ix0_map[8];
  1256. if (!wlan_cfg_is_ipa_enabled(soc->wlan_cfg_ctx))
  1257. return QDF_STATUS_SUCCESS;
  1258. /* IPA TCL_DATA Ring - HAL_SRNG_SW2TCL3 */
  1259. hal_srng = (struct hal_srng *)
  1260. soc->tcl_data_ring[IPA_TCL_DATA_RING_IDX].hal_srng;
  1261. hal_get_srng_params(hal_soc_to_hal_soc_handle(hal_soc),
  1262. hal_srng_to_hal_ring_handle(hal_srng),
  1263. &srng_params);
  1264. soc->ipa_uc_tx_rsc.ipa_tcl_ring_base_paddr =
  1265. srng_params.ring_base_paddr;
  1266. soc->ipa_uc_tx_rsc.ipa_tcl_ring_base_vaddr =
  1267. srng_params.ring_base_vaddr;
  1268. soc->ipa_uc_tx_rsc.ipa_tcl_ring_size =
  1269. (srng_params.num_entries * srng_params.entry_size) << 2;
  1270. /*
  1271. * For the register backed memory addresses, use the scn->mem_pa to
  1272. * calculate the physical address of the shadow registers
  1273. */
  1274. dev_base_paddr =
  1275. (unsigned long)
  1276. ((struct hif_softc *)(hal_soc->hif_handle))->mem_pa;
  1277. addr_offset = (unsigned long)(hal_srng->u.src_ring.hp_addr) -
  1278. (unsigned long)(hal_soc->dev_base_addr);
  1279. soc->ipa_uc_tx_rsc.ipa_tcl_hp_paddr =
  1280. (qdf_dma_addr_t)(addr_offset + dev_base_paddr);
  1281. dp_info("IPA TCL_DATA Ring addr_offset=%x, dev_base_paddr=%x, hp_paddr=%x paddr=%pK vaddr=%pK size= %u(%u bytes)",
  1282. (unsigned int)addr_offset,
  1283. (unsigned int)dev_base_paddr,
  1284. (unsigned int)(soc->ipa_uc_tx_rsc.ipa_tcl_hp_paddr),
  1285. (void *)soc->ipa_uc_tx_rsc.ipa_tcl_ring_base_paddr,
  1286. (void *)soc->ipa_uc_tx_rsc.ipa_tcl_ring_base_vaddr,
  1287. srng_params.num_entries,
  1288. soc->ipa_uc_tx_rsc.ipa_tcl_ring_size);
  1289. /* IPA TX COMP Ring - HAL_SRNG_WBM2SW2_RELEASE */
  1290. hal_srng = (struct hal_srng *)
  1291. soc->tx_comp_ring[IPA_TX_COMP_RING_IDX].hal_srng;
  1292. hal_get_srng_params(hal_soc_to_hal_soc_handle(hal_soc),
  1293. hal_srng_to_hal_ring_handle(hal_srng),
  1294. &srng_params);
  1295. soc->ipa_uc_tx_rsc.ipa_wbm_ring_base_paddr =
  1296. srng_params.ring_base_paddr;
  1297. soc->ipa_uc_tx_rsc.ipa_wbm_ring_base_vaddr =
  1298. srng_params.ring_base_vaddr;
  1299. soc->ipa_uc_tx_rsc.ipa_wbm_ring_size =
  1300. (srng_params.num_entries * srng_params.entry_size) << 2;
  1301. soc->ipa_uc_tx_rsc.ipa_wbm_hp_shadow_paddr =
  1302. hal_srng_get_hp_addr(hal_soc_to_hal_soc_handle(hal_soc),
  1303. hal_srng_to_hal_ring_handle(hal_srng));
  1304. addr_offset = (unsigned long)(hal_srng->u.dst_ring.tp_addr) -
  1305. (unsigned long)(hal_soc->dev_base_addr);
  1306. soc->ipa_uc_tx_rsc.ipa_wbm_tp_paddr =
  1307. (qdf_dma_addr_t)(addr_offset + dev_base_paddr);
  1308. dp_info("IPA TX COMP Ring addr_offset=%x, dev_base_paddr=%x, ipa_wbm_tp_paddr=%x paddr=%pK vaddr=0%pK size= %u(%u bytes)",
  1309. (unsigned int)addr_offset,
  1310. (unsigned int)dev_base_paddr,
  1311. (unsigned int)(soc->ipa_uc_tx_rsc.ipa_wbm_tp_paddr),
  1312. (void *)soc->ipa_uc_tx_rsc.ipa_wbm_ring_base_paddr,
  1313. (void *)soc->ipa_uc_tx_rsc.ipa_wbm_ring_base_vaddr,
  1314. srng_params.num_entries,
  1315. soc->ipa_uc_tx_rsc.ipa_wbm_ring_size);
  1316. dp_ipa_tx_alt_ring_resource_setup(soc);
  1317. /* IPA REO_DEST Ring - HAL_SRNG_REO2SW4 */
  1318. hal_srng = (struct hal_srng *)
  1319. soc->reo_dest_ring[IPA_REO_DEST_RING_IDX].hal_srng;
  1320. hal_get_srng_params(hal_soc_to_hal_soc_handle(hal_soc),
  1321. hal_srng_to_hal_ring_handle(hal_srng),
  1322. &srng_params);
  1323. soc->ipa_uc_rx_rsc.ipa_reo_ring_base_paddr =
  1324. srng_params.ring_base_paddr;
  1325. soc->ipa_uc_rx_rsc.ipa_reo_ring_base_vaddr =
  1326. srng_params.ring_base_vaddr;
  1327. soc->ipa_uc_rx_rsc.ipa_reo_ring_size =
  1328. (srng_params.num_entries * srng_params.entry_size) << 2;
  1329. addr_offset = (unsigned long)(hal_srng->u.dst_ring.tp_addr) -
  1330. (unsigned long)(hal_soc->dev_base_addr);
  1331. soc->ipa_uc_rx_rsc.ipa_reo_tp_paddr =
  1332. (qdf_dma_addr_t)(addr_offset + dev_base_paddr);
  1333. dp_info("IPA REO_DEST Ring addr_offset=%x, dev_base_paddr=%x, tp_paddr=%x paddr=%pK vaddr=%pK size= %u(%u bytes)",
  1334. (unsigned int)addr_offset,
  1335. (unsigned int)dev_base_paddr,
  1336. (unsigned int)(soc->ipa_uc_rx_rsc.ipa_reo_tp_paddr),
  1337. (void *)soc->ipa_uc_rx_rsc.ipa_reo_ring_base_paddr,
  1338. (void *)soc->ipa_uc_rx_rsc.ipa_reo_ring_base_vaddr,
  1339. srng_params.num_entries,
  1340. soc->ipa_uc_rx_rsc.ipa_reo_ring_size);
  1341. hal_srng = (struct hal_srng *)
  1342. pdev->rx_refill_buf_ring2.hal_srng;
  1343. hal_get_srng_params(hal_soc_to_hal_soc_handle(hal_soc),
  1344. hal_srng_to_hal_ring_handle(hal_srng),
  1345. &srng_params);
  1346. soc->ipa_uc_rx_rsc.ipa_rx_refill_buf_ring_base_paddr =
  1347. srng_params.ring_base_paddr;
  1348. soc->ipa_uc_rx_rsc.ipa_rx_refill_buf_ring_base_vaddr =
  1349. srng_params.ring_base_vaddr;
  1350. soc->ipa_uc_rx_rsc.ipa_rx_refill_buf_ring_size =
  1351. (srng_params.num_entries * srng_params.entry_size) << 2;
  1352. hp_addr = hal_srng_get_hp_addr(hal_soc_to_hal_soc_handle(hal_soc),
  1353. hal_srng_to_hal_ring_handle(hal_srng));
  1354. soc->ipa_uc_rx_rsc.ipa_rx_refill_buf_hp_paddr =
  1355. qdf_mem_paddr_from_dmaaddr(soc->osdev, hp_addr);
  1356. dp_info("IPA REFILL_BUF Ring hp_paddr=%x paddr=%pK vaddr=%pK size= %u(%u bytes)",
  1357. (unsigned int)(soc->ipa_uc_rx_rsc.ipa_rx_refill_buf_hp_paddr),
  1358. (void *)soc->ipa_uc_rx_rsc.ipa_rx_refill_buf_ring_base_paddr,
  1359. (void *)soc->ipa_uc_rx_rsc.ipa_rx_refill_buf_ring_base_vaddr,
  1360. srng_params.num_entries,
  1361. soc->ipa_uc_rx_rsc.ipa_rx_refill_buf_ring_size);
  1362. /*
  1363. * Set DEST_RING_MAPPING_4 to SW2 as default value for
  1364. * DESTINATION_RING_CTRL_IX_0.
  1365. */
  1366. ix0_map[0] = REO_REMAP_SW1;
  1367. ix0_map[1] = REO_REMAP_SW1;
  1368. ix0_map[2] = REO_REMAP_SW2;
  1369. ix0_map[3] = REO_REMAP_SW3;
  1370. ix0_map[4] = REO_REMAP_SW2;
  1371. ix0_map[5] = REO_REMAP_RELEASE;
  1372. ix0_map[6] = REO_REMAP_FW;
  1373. ix0_map[7] = REO_REMAP_FW;
  1374. ix0 = hal_gen_reo_remap_val(soc->hal_soc, HAL_REO_REMAP_REG_IX0,
  1375. ix0_map);
  1376. hal_reo_read_write_ctrl_ix(soc->hal_soc, false, &ix0, NULL, NULL, NULL);
  1377. dp_ipa_rx_alt_ring_resource_setup(soc, pdev);
  1378. return 0;
  1379. }
  1380. #ifdef IPA_WDI3_VLAN_SUPPORT
  1381. /*
  1382. * dp_ipa_rx_alt_ring_get_resource() - get IPA 2nd RX ring resources
  1383. * @pdev: data path pdev handle
  1384. *
  1385. * Return: Success if resourece is found
  1386. */
  1387. static QDF_STATUS dp_ipa_rx_alt_ring_get_resource(struct dp_pdev *pdev)
  1388. {
  1389. struct dp_soc *soc = pdev->soc;
  1390. struct dp_ipa_resources *ipa_res = &pdev->ipa_resource;
  1391. if (!wlan_ipa_is_vlan_enabled())
  1392. return QDF_STATUS_SUCCESS;
  1393. dp_ipa_get_shared_mem_info(soc->osdev, &ipa_res->rx_alt_rdy_ring,
  1394. soc->ipa_uc_rx_rsc_alt.ipa_reo_ring_base_vaddr,
  1395. soc->ipa_uc_rx_rsc_alt.ipa_reo_ring_base_paddr,
  1396. soc->ipa_uc_rx_rsc_alt.ipa_reo_ring_size);
  1397. dp_ipa_get_shared_mem_info(
  1398. soc->osdev, &ipa_res->rx_alt_refill_ring,
  1399. soc->ipa_uc_rx_rsc_alt.ipa_rx_refill_buf_ring_base_vaddr,
  1400. soc->ipa_uc_rx_rsc_alt.ipa_rx_refill_buf_ring_base_paddr,
  1401. soc->ipa_uc_rx_rsc_alt.ipa_rx_refill_buf_ring_size);
  1402. if (!qdf_mem_get_dma_addr(soc->osdev,
  1403. &ipa_res->rx_alt_rdy_ring.mem_info) ||
  1404. !qdf_mem_get_dma_addr(soc->osdev,
  1405. &ipa_res->rx_alt_refill_ring.mem_info))
  1406. return QDF_STATUS_E_FAILURE;
  1407. return QDF_STATUS_SUCCESS;
  1408. }
  1409. #else
  1410. static inline QDF_STATUS dp_ipa_rx_alt_ring_get_resource(struct dp_pdev *pdev)
  1411. {
  1412. return QDF_STATUS_SUCCESS;
  1413. }
  1414. #endif
  1415. QDF_STATUS dp_ipa_get_resource(struct cdp_soc_t *soc_hdl, uint8_t pdev_id)
  1416. {
  1417. struct dp_soc *soc = cdp_soc_t_to_dp_soc(soc_hdl);
  1418. struct dp_pdev *pdev =
  1419. dp_get_pdev_from_soc_pdev_id_wifi3(soc, pdev_id);
  1420. struct dp_ipa_resources *ipa_res;
  1421. if (!pdev) {
  1422. dp_err("Invalid instance");
  1423. return QDF_STATUS_E_FAILURE;
  1424. }
  1425. ipa_res = &pdev->ipa_resource;
  1426. if (!wlan_cfg_is_ipa_enabled(soc->wlan_cfg_ctx))
  1427. return QDF_STATUS_SUCCESS;
  1428. ipa_res->tx_num_alloc_buffer =
  1429. (uint32_t)soc->ipa_uc_tx_rsc.alloc_tx_buf_cnt;
  1430. dp_ipa_get_shared_mem_info(soc->osdev, &ipa_res->tx_ring,
  1431. soc->ipa_uc_tx_rsc.ipa_tcl_ring_base_vaddr,
  1432. soc->ipa_uc_tx_rsc.ipa_tcl_ring_base_paddr,
  1433. soc->ipa_uc_tx_rsc.ipa_tcl_ring_size);
  1434. dp_ipa_get_shared_mem_info(soc->osdev, &ipa_res->tx_comp_ring,
  1435. soc->ipa_uc_tx_rsc.ipa_wbm_ring_base_vaddr,
  1436. soc->ipa_uc_tx_rsc.ipa_wbm_ring_base_paddr,
  1437. soc->ipa_uc_tx_rsc.ipa_wbm_ring_size);
  1438. dp_ipa_get_shared_mem_info(soc->osdev, &ipa_res->rx_rdy_ring,
  1439. soc->ipa_uc_rx_rsc.ipa_reo_ring_base_vaddr,
  1440. soc->ipa_uc_rx_rsc.ipa_reo_ring_base_paddr,
  1441. soc->ipa_uc_rx_rsc.ipa_reo_ring_size);
  1442. dp_ipa_get_shared_mem_info(
  1443. soc->osdev, &ipa_res->rx_refill_ring,
  1444. soc->ipa_uc_rx_rsc.ipa_rx_refill_buf_ring_base_vaddr,
  1445. soc->ipa_uc_rx_rsc.ipa_rx_refill_buf_ring_base_paddr,
  1446. soc->ipa_uc_rx_rsc.ipa_rx_refill_buf_ring_size);
  1447. if (!qdf_mem_get_dma_addr(soc->osdev, &ipa_res->tx_ring.mem_info) ||
  1448. !qdf_mem_get_dma_addr(soc->osdev,
  1449. &ipa_res->tx_comp_ring.mem_info) ||
  1450. !qdf_mem_get_dma_addr(soc->osdev, &ipa_res->rx_rdy_ring.mem_info) ||
  1451. !qdf_mem_get_dma_addr(soc->osdev,
  1452. &ipa_res->rx_refill_ring.mem_info))
  1453. return QDF_STATUS_E_FAILURE;
  1454. if (dp_ipa_tx_alt_ring_get_resource(pdev))
  1455. return QDF_STATUS_E_FAILURE;
  1456. if (dp_ipa_rx_alt_ring_get_resource(pdev))
  1457. return QDF_STATUS_E_FAILURE;
  1458. return QDF_STATUS_SUCCESS;
  1459. }
  1460. #ifdef IPA_SET_RESET_TX_DB_PA
  1461. #define DP_IPA_SET_TX_DB_PADDR(soc, ipa_res)
  1462. #else
  1463. #define DP_IPA_SET_TX_DB_PADDR(soc, ipa_res) \
  1464. dp_ipa_set_tx_doorbell_paddr(soc, ipa_res)
  1465. #endif
  1466. #ifdef IPA_WDI3_VLAN_SUPPORT
  1467. /*
  1468. * dp_ipa_map_rx_alt_ring_doorbell_paddr() - Map 2nd rx ring doorbell paddr
  1469. * @pdev: data path pdev handle
  1470. *
  1471. * Return: none
  1472. */
  1473. static void dp_ipa_map_rx_alt_ring_doorbell_paddr(struct dp_pdev *pdev)
  1474. {
  1475. struct dp_ipa_resources *ipa_res = &pdev->ipa_resource;
  1476. uint32_t rx_ready_doorbell_dmaaddr;
  1477. struct dp_soc *soc = pdev->soc;
  1478. struct hal_srng *reo_srng = (struct hal_srng *)
  1479. soc->reo_dest_ring[IPA_ALT_REO_DEST_RING_IDX].hal_srng;
  1480. int ret = 0;
  1481. if (!wlan_ipa_is_vlan_enabled())
  1482. return;
  1483. if (qdf_mem_smmu_s1_enabled(soc->osdev)) {
  1484. ret = pld_smmu_map(soc->osdev->dev,
  1485. ipa_res->rx_alt_ready_doorbell_paddr,
  1486. &rx_ready_doorbell_dmaaddr,
  1487. sizeof(uint32_t));
  1488. ipa_res->rx_alt_ready_doorbell_paddr =
  1489. rx_ready_doorbell_dmaaddr;
  1490. qdf_assert_always(!ret);
  1491. }
  1492. hal_srng_dst_set_hp_paddr_confirm(reo_srng,
  1493. ipa_res->rx_alt_ready_doorbell_paddr);
  1494. }
  1495. /*
  1496. * dp_ipa_unmap_rx_alt_ring_doorbell_paddr() - Unmap 2nd rx ring doorbell paddr
  1497. * @pdev: data path pdev handle
  1498. *
  1499. * Return: none
  1500. */
  1501. static void dp_ipa_unmap_rx_alt_ring_doorbell_paddr(struct dp_pdev *pdev)
  1502. {
  1503. struct dp_ipa_resources *ipa_res = &pdev->ipa_resource;
  1504. struct dp_soc *soc = pdev->soc;
  1505. int ret = 0;
  1506. if (!wlan_ipa_is_vlan_enabled())
  1507. return;
  1508. if (!qdf_mem_smmu_s1_enabled(soc->osdev))
  1509. return;
  1510. ret = pld_smmu_unmap(soc->osdev->dev,
  1511. ipa_res->rx_alt_ready_doorbell_paddr,
  1512. sizeof(uint32_t));
  1513. qdf_assert_always(!ret);
  1514. }
  1515. #else
  1516. static inline void dp_ipa_map_rx_alt_ring_doorbell_paddr(struct dp_pdev *pdev)
  1517. { }
  1518. static inline void dp_ipa_unmap_rx_alt_ring_doorbell_paddr(struct dp_pdev *pdev)
  1519. { }
  1520. #endif
  1521. QDF_STATUS dp_ipa_set_doorbell_paddr(struct cdp_soc_t *soc_hdl, uint8_t pdev_id)
  1522. {
  1523. struct dp_soc *soc = cdp_soc_t_to_dp_soc(soc_hdl);
  1524. struct dp_pdev *pdev =
  1525. dp_get_pdev_from_soc_pdev_id_wifi3(soc, pdev_id);
  1526. struct dp_ipa_resources *ipa_res;
  1527. struct hal_srng *reo_srng = (struct hal_srng *)
  1528. soc->reo_dest_ring[IPA_REO_DEST_RING_IDX].hal_srng;
  1529. if (!pdev) {
  1530. dp_err("Invalid instance");
  1531. return QDF_STATUS_E_FAILURE;
  1532. }
  1533. ipa_res = &pdev->ipa_resource;
  1534. if (!wlan_cfg_is_ipa_enabled(soc->wlan_cfg_ctx))
  1535. return QDF_STATUS_SUCCESS;
  1536. dp_ipa_map_ring_doorbell_paddr(pdev);
  1537. dp_ipa_map_rx_alt_ring_doorbell_paddr(pdev);
  1538. DP_IPA_SET_TX_DB_PADDR(soc, ipa_res);
  1539. /*
  1540. * For RX, REO module on Napier/Hastings does reordering on incoming
  1541. * Ethernet packets and writes one or more descriptors to REO2IPA Rx
  1542. * ring.It then updates the ring’s Write/Head ptr and rings a doorbell
  1543. * to IPA.
  1544. * Set the doorbell addr for the REO ring.
  1545. */
  1546. hal_srng_dst_set_hp_paddr_confirm(reo_srng,
  1547. ipa_res->rx_ready_doorbell_paddr);
  1548. return QDF_STATUS_SUCCESS;
  1549. }
  1550. QDF_STATUS dp_ipa_iounmap_doorbell_vaddr(struct cdp_soc_t *soc_hdl,
  1551. uint8_t pdev_id)
  1552. {
  1553. struct dp_soc *soc = cdp_soc_t_to_dp_soc(soc_hdl);
  1554. struct dp_pdev *pdev =
  1555. dp_get_pdev_from_soc_pdev_id_wifi3(soc, pdev_id);
  1556. struct dp_ipa_resources *ipa_res;
  1557. if (!wlan_cfg_is_ipa_enabled(soc->wlan_cfg_ctx))
  1558. return QDF_STATUS_SUCCESS;
  1559. if (!pdev) {
  1560. dp_err("Invalid instance");
  1561. return QDF_STATUS_E_FAILURE;
  1562. }
  1563. ipa_res = &pdev->ipa_resource;
  1564. if (!ipa_res->is_db_ddr_mapped)
  1565. iounmap(ipa_res->tx_comp_doorbell_vaddr);
  1566. return QDF_STATUS_SUCCESS;
  1567. }
  1568. QDF_STATUS dp_ipa_op_response(struct cdp_soc_t *soc_hdl, uint8_t pdev_id,
  1569. uint8_t *op_msg)
  1570. {
  1571. struct dp_soc *soc = cdp_soc_t_to_dp_soc(soc_hdl);
  1572. struct dp_pdev *pdev =
  1573. dp_get_pdev_from_soc_pdev_id_wifi3(soc, pdev_id);
  1574. if (!pdev) {
  1575. dp_err("Invalid instance");
  1576. return QDF_STATUS_E_FAILURE;
  1577. }
  1578. if (!wlan_cfg_is_ipa_enabled(pdev->soc->wlan_cfg_ctx))
  1579. return QDF_STATUS_SUCCESS;
  1580. if (pdev->ipa_uc_op_cb) {
  1581. pdev->ipa_uc_op_cb(op_msg, pdev->usr_ctxt);
  1582. } else {
  1583. QDF_TRACE(QDF_MODULE_ID_TXRX, QDF_TRACE_LEVEL_ERROR,
  1584. "%s: IPA callback function is not registered", __func__);
  1585. qdf_mem_free(op_msg);
  1586. return QDF_STATUS_E_FAILURE;
  1587. }
  1588. return QDF_STATUS_SUCCESS;
  1589. }
  1590. QDF_STATUS dp_ipa_register_op_cb(struct cdp_soc_t *soc_hdl, uint8_t pdev_id,
  1591. ipa_uc_op_cb_type op_cb,
  1592. void *usr_ctxt)
  1593. {
  1594. struct dp_soc *soc = cdp_soc_t_to_dp_soc(soc_hdl);
  1595. struct dp_pdev *pdev =
  1596. dp_get_pdev_from_soc_pdev_id_wifi3(soc, pdev_id);
  1597. if (!pdev) {
  1598. dp_err("Invalid instance");
  1599. return QDF_STATUS_E_FAILURE;
  1600. }
  1601. if (!wlan_cfg_is_ipa_enabled(pdev->soc->wlan_cfg_ctx))
  1602. return QDF_STATUS_SUCCESS;
  1603. pdev->ipa_uc_op_cb = op_cb;
  1604. pdev->usr_ctxt = usr_ctxt;
  1605. return QDF_STATUS_SUCCESS;
  1606. }
  1607. void dp_ipa_deregister_op_cb(struct cdp_soc_t *soc_hdl, uint8_t pdev_id)
  1608. {
  1609. struct dp_soc *soc = cdp_soc_t_to_dp_soc(soc_hdl);
  1610. struct dp_pdev *pdev = dp_get_pdev_from_soc_pdev_id_wifi3(soc, pdev_id);
  1611. if (!pdev) {
  1612. dp_err("Invalid instance");
  1613. return;
  1614. }
  1615. dp_debug("Deregister OP handler callback");
  1616. pdev->ipa_uc_op_cb = NULL;
  1617. pdev->usr_ctxt = NULL;
  1618. }
  1619. QDF_STATUS dp_ipa_get_stat(struct cdp_soc_t *soc_hdl, uint8_t pdev_id)
  1620. {
  1621. /* TBD */
  1622. return QDF_STATUS_SUCCESS;
  1623. }
  1624. /**
  1625. * dp_tx_send_ipa_data_frame() - send IPA data frame
  1626. * @soc_hdl: datapath soc handle
  1627. * @vdev_id: id of the virtual device
  1628. * @skb: skb to transmit
  1629. *
  1630. * Return: skb/ NULL is for success
  1631. */
  1632. qdf_nbuf_t dp_tx_send_ipa_data_frame(struct cdp_soc_t *soc_hdl, uint8_t vdev_id,
  1633. qdf_nbuf_t skb)
  1634. {
  1635. qdf_nbuf_t ret;
  1636. /* Terminate the (single-element) list of tx frames */
  1637. qdf_nbuf_set_next(skb, NULL);
  1638. ret = dp_tx_send(soc_hdl, vdev_id, skb);
  1639. if (ret) {
  1640. QDF_TRACE(QDF_MODULE_ID_TXRX, QDF_TRACE_LEVEL_ERROR,
  1641. "%s: Failed to tx", __func__);
  1642. return ret;
  1643. }
  1644. return NULL;
  1645. }
  1646. #ifdef QCA_IPA_LL_TX_FLOW_CONTROL
  1647. /**
  1648. * dp_ipa_is_target_ready() - check if target is ready or not
  1649. * @soc: datapath soc handle
  1650. *
  1651. * Return: true if target is ready
  1652. */
  1653. static inline
  1654. bool dp_ipa_is_target_ready(struct dp_soc *soc)
  1655. {
  1656. if (hif_get_target_status(soc->hif_handle) == TARGET_STATUS_RESET)
  1657. return false;
  1658. else
  1659. return true;
  1660. }
  1661. #else
  1662. static inline
  1663. bool dp_ipa_is_target_ready(struct dp_soc *soc)
  1664. {
  1665. return true;
  1666. }
  1667. #endif
  1668. QDF_STATUS dp_ipa_enable_autonomy(struct cdp_soc_t *soc_hdl, uint8_t pdev_id)
  1669. {
  1670. struct dp_soc *soc = cdp_soc_t_to_dp_soc(soc_hdl);
  1671. struct dp_pdev *pdev =
  1672. dp_get_pdev_from_soc_pdev_id_wifi3(soc, pdev_id);
  1673. uint32_t ix0;
  1674. uint32_t ix2;
  1675. uint8_t ix_map[8];
  1676. if (!pdev) {
  1677. dp_err("Invalid instance");
  1678. return QDF_STATUS_E_FAILURE;
  1679. }
  1680. if (!wlan_cfg_is_ipa_enabled(soc->wlan_cfg_ctx))
  1681. return QDF_STATUS_SUCCESS;
  1682. if (!hif_is_target_ready(HIF_GET_SOFTC(soc->hif_handle)))
  1683. return QDF_STATUS_E_AGAIN;
  1684. if (!dp_ipa_is_target_ready(soc))
  1685. return QDF_STATUS_E_AGAIN;
  1686. /* Call HAL API to remap REO rings to REO2IPA ring */
  1687. ix_map[0] = REO_REMAP_SW1;
  1688. ix_map[1] = REO_REMAP_SW4;
  1689. ix_map[2] = REO_REMAP_SW1;
  1690. if (wlan_ipa_is_vlan_enabled())
  1691. ix_map[3] = REO_REMAP_SW3;
  1692. else
  1693. ix_map[3] = REO_REMAP_SW4;
  1694. ix_map[4] = REO_REMAP_SW4;
  1695. ix_map[5] = REO_REMAP_RELEASE;
  1696. ix_map[6] = REO_REMAP_FW;
  1697. ix_map[7] = REO_REMAP_FW;
  1698. ix0 = hal_gen_reo_remap_val(soc->hal_soc, HAL_REO_REMAP_REG_IX0,
  1699. ix_map);
  1700. if (wlan_cfg_is_rx_hash_enabled(soc->wlan_cfg_ctx)) {
  1701. ix_map[0] = REO_REMAP_SW4;
  1702. ix_map[1] = REO_REMAP_SW4;
  1703. ix_map[2] = REO_REMAP_SW4;
  1704. ix_map[3] = REO_REMAP_SW4;
  1705. ix_map[4] = REO_REMAP_SW4;
  1706. ix_map[5] = REO_REMAP_SW4;
  1707. ix_map[6] = REO_REMAP_SW4;
  1708. ix_map[7] = REO_REMAP_SW4;
  1709. ix2 = hal_gen_reo_remap_val(soc->hal_soc, HAL_REO_REMAP_REG_IX2,
  1710. ix_map);
  1711. hal_reo_read_write_ctrl_ix(soc->hal_soc, false, &ix0, NULL,
  1712. &ix2, &ix2);
  1713. dp_ipa_reo_remap_history_add(ix0, ix2, ix2);
  1714. } else {
  1715. hal_reo_read_write_ctrl_ix(soc->hal_soc, false, &ix0, NULL,
  1716. NULL, NULL);
  1717. dp_ipa_reo_remap_history_add(ix0, 0, 0);
  1718. }
  1719. return QDF_STATUS_SUCCESS;
  1720. }
  1721. QDF_STATUS dp_ipa_disable_autonomy(struct cdp_soc_t *soc_hdl, uint8_t pdev_id)
  1722. {
  1723. struct dp_soc *soc = cdp_soc_t_to_dp_soc(soc_hdl);
  1724. struct dp_pdev *pdev =
  1725. dp_get_pdev_from_soc_pdev_id_wifi3(soc, pdev_id);
  1726. uint8_t ix0_map[8];
  1727. uint32_t ix0;
  1728. uint32_t ix1;
  1729. uint32_t ix2;
  1730. uint32_t ix3;
  1731. if (!pdev) {
  1732. dp_err("Invalid instance");
  1733. return QDF_STATUS_E_FAILURE;
  1734. }
  1735. if (!wlan_cfg_is_ipa_enabled(soc->wlan_cfg_ctx))
  1736. return QDF_STATUS_SUCCESS;
  1737. if (!hif_is_target_ready(HIF_GET_SOFTC(soc->hif_handle)))
  1738. return QDF_STATUS_E_AGAIN;
  1739. if (!dp_ipa_is_target_ready(soc))
  1740. return QDF_STATUS_E_AGAIN;
  1741. ix0_map[0] = REO_REMAP_SW1;
  1742. ix0_map[1] = REO_REMAP_SW1;
  1743. ix0_map[2] = REO_REMAP_SW2;
  1744. ix0_map[3] = REO_REMAP_SW3;
  1745. ix0_map[4] = REO_REMAP_SW2;
  1746. ix0_map[5] = REO_REMAP_RELEASE;
  1747. ix0_map[6] = REO_REMAP_FW;
  1748. ix0_map[7] = REO_REMAP_FW;
  1749. /* Call HAL API to remap REO rings to REO2IPA ring */
  1750. ix0 = hal_gen_reo_remap_val(soc->hal_soc, HAL_REO_REMAP_REG_IX0,
  1751. ix0_map);
  1752. if (wlan_cfg_is_rx_hash_enabled(soc->wlan_cfg_ctx)) {
  1753. dp_reo_remap_config(soc, &ix1, &ix2, &ix3);
  1754. hal_reo_read_write_ctrl_ix(soc->hal_soc, false, &ix0, NULL,
  1755. &ix2, &ix3);
  1756. dp_ipa_reo_remap_history_add(ix0, ix2, ix3);
  1757. } else {
  1758. hal_reo_read_write_ctrl_ix(soc->hal_soc, false, &ix0, NULL,
  1759. NULL, NULL);
  1760. dp_ipa_reo_remap_history_add(ix0, 0, 0);
  1761. }
  1762. return QDF_STATUS_SUCCESS;
  1763. }
  1764. /* This should be configurable per H/W configuration enable status */
  1765. #define L3_HEADER_PADDING 2
  1766. #if (LINUX_VERSION_CODE >= KERNEL_VERSION(5, 10, 0)) || \
  1767. defined(CONFIG_IPA_WDI_UNIFIED_API)
  1768. #if !defined(QCA_LL_TX_FLOW_CONTROL_V2) && !defined(QCA_IPA_LL_TX_FLOW_CONTROL)
  1769. static inline void dp_setup_mcc_sys_pipes(
  1770. qdf_ipa_sys_connect_params_t *sys_in,
  1771. qdf_ipa_wdi_conn_in_params_t *pipe_in)
  1772. {
  1773. int i = 0;
  1774. /* Setup MCC sys pipe */
  1775. QDF_IPA_WDI_CONN_IN_PARAMS_NUM_SYS_PIPE_NEEDED(pipe_in) =
  1776. DP_IPA_MAX_IFACE;
  1777. for (i = 0; i < DP_IPA_MAX_IFACE; i++)
  1778. memcpy(&QDF_IPA_WDI_CONN_IN_PARAMS_SYS_IN(pipe_in)[i],
  1779. &sys_in[i], sizeof(qdf_ipa_sys_connect_params_t));
  1780. }
  1781. #else
  1782. static inline void dp_setup_mcc_sys_pipes(
  1783. qdf_ipa_sys_connect_params_t *sys_in,
  1784. qdf_ipa_wdi_conn_in_params_t *pipe_in)
  1785. {
  1786. QDF_IPA_WDI_CONN_IN_PARAMS_NUM_SYS_PIPE_NEEDED(pipe_in) = 0;
  1787. }
  1788. #endif
  1789. static void dp_ipa_wdi_tx_params(struct dp_soc *soc,
  1790. struct dp_ipa_resources *ipa_res,
  1791. qdf_ipa_wdi_pipe_setup_info_t *tx,
  1792. bool over_gsi)
  1793. {
  1794. if (over_gsi)
  1795. QDF_IPA_WDI_SETUP_INFO_CLIENT(tx) = IPA_CLIENT_WLAN2_CONS;
  1796. else
  1797. QDF_IPA_WDI_SETUP_INFO_CLIENT(tx) = IPA_CLIENT_WLAN1_CONS;
  1798. QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_BASE_PA(tx) =
  1799. qdf_mem_get_dma_addr(soc->osdev,
  1800. &ipa_res->tx_comp_ring.mem_info);
  1801. QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_SIZE(tx) =
  1802. qdf_mem_get_dma_size(soc->osdev,
  1803. &ipa_res->tx_comp_ring.mem_info);
  1804. /* WBM Tail Pointer Address */
  1805. QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_DOORBELL_PA(tx) =
  1806. soc->ipa_uc_tx_rsc.ipa_wbm_tp_paddr;
  1807. QDF_IPA_WDI_SETUP_INFO_IS_TXR_RN_DB_PCIE_ADDR(tx) = true;
  1808. QDF_IPA_WDI_SETUP_INFO_EVENT_RING_BASE_PA(tx) =
  1809. qdf_mem_get_dma_addr(soc->osdev,
  1810. &ipa_res->tx_ring.mem_info);
  1811. QDF_IPA_WDI_SETUP_INFO_EVENT_RING_SIZE(tx) =
  1812. qdf_mem_get_dma_size(soc->osdev,
  1813. &ipa_res->tx_ring.mem_info);
  1814. /* TCL Head Pointer Address */
  1815. QDF_IPA_WDI_SETUP_INFO_EVENT_RING_DOORBELL_PA(tx) =
  1816. soc->ipa_uc_tx_rsc.ipa_tcl_hp_paddr;
  1817. QDF_IPA_WDI_SETUP_INFO_IS_EVT_RN_DB_PCIE_ADDR(tx) = true;
  1818. QDF_IPA_WDI_SETUP_INFO_NUM_PKT_BUFFERS(tx) =
  1819. ipa_res->tx_num_alloc_buffer;
  1820. QDF_IPA_WDI_SETUP_INFO_PKT_OFFSET(tx) = 0;
  1821. }
  1822. static void dp_ipa_wdi_rx_params(struct dp_soc *soc,
  1823. struct dp_ipa_resources *ipa_res,
  1824. qdf_ipa_wdi_pipe_setup_info_t *rx,
  1825. bool over_gsi)
  1826. {
  1827. if (over_gsi)
  1828. QDF_IPA_WDI_SETUP_INFO_CLIENT(rx) =
  1829. IPA_CLIENT_WLAN2_PROD;
  1830. else
  1831. QDF_IPA_WDI_SETUP_INFO_CLIENT(rx) =
  1832. IPA_CLIENT_WLAN1_PROD;
  1833. QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_BASE_PA(rx) =
  1834. qdf_mem_get_dma_addr(soc->osdev,
  1835. &ipa_res->rx_rdy_ring.mem_info);
  1836. QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_SIZE(rx) =
  1837. qdf_mem_get_dma_size(soc->osdev,
  1838. &ipa_res->rx_rdy_ring.mem_info);
  1839. /* REO Tail Pointer Address */
  1840. QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_DOORBELL_PA(rx) =
  1841. soc->ipa_uc_rx_rsc.ipa_reo_tp_paddr;
  1842. QDF_IPA_WDI_SETUP_INFO_IS_TXR_RN_DB_PCIE_ADDR(rx) = true;
  1843. QDF_IPA_WDI_SETUP_INFO_EVENT_RING_BASE_PA(rx) =
  1844. qdf_mem_get_dma_addr(soc->osdev,
  1845. &ipa_res->rx_refill_ring.mem_info);
  1846. QDF_IPA_WDI_SETUP_INFO_EVENT_RING_SIZE(rx) =
  1847. qdf_mem_get_dma_size(soc->osdev,
  1848. &ipa_res->rx_refill_ring.mem_info);
  1849. /* FW Head Pointer Address */
  1850. QDF_IPA_WDI_SETUP_INFO_EVENT_RING_DOORBELL_PA(rx) =
  1851. soc->ipa_uc_rx_rsc.ipa_rx_refill_buf_hp_paddr;
  1852. QDF_IPA_WDI_SETUP_INFO_IS_EVT_RN_DB_PCIE_ADDR(rx) = false;
  1853. QDF_IPA_WDI_SETUP_INFO_PKT_OFFSET(rx) =
  1854. soc->rx_pkt_tlv_size + L3_HEADER_PADDING;
  1855. }
  1856. static void
  1857. dp_ipa_wdi_tx_smmu_params(struct dp_soc *soc,
  1858. struct dp_ipa_resources *ipa_res,
  1859. qdf_ipa_wdi_pipe_setup_info_smmu_t *tx_smmu,
  1860. bool over_gsi,
  1861. qdf_ipa_wdi_hdl_t hdl)
  1862. {
  1863. if (over_gsi) {
  1864. if (hdl == DP_IPA_HDL_FIRST)
  1865. QDF_IPA_WDI_SETUP_INFO_SMMU_CLIENT(tx_smmu) =
  1866. IPA_CLIENT_WLAN2_CONS;
  1867. else if (hdl == DP_IPA_HDL_SECOND)
  1868. QDF_IPA_WDI_SETUP_INFO_SMMU_CLIENT(tx_smmu) =
  1869. IPA_CLIENT_WLAN4_CONS;
  1870. } else {
  1871. QDF_IPA_WDI_SETUP_INFO_SMMU_CLIENT(tx_smmu) =
  1872. IPA_CLIENT_WLAN1_CONS;
  1873. }
  1874. qdf_mem_copy(&QDF_IPA_WDI_SETUP_INFO_SMMU_TRANSFER_RING_BASE(tx_smmu),
  1875. &ipa_res->tx_comp_ring.sgtable,
  1876. sizeof(sgtable_t));
  1877. QDF_IPA_WDI_SETUP_INFO_SMMU_TRANSFER_RING_SIZE(tx_smmu) =
  1878. qdf_mem_get_dma_size(soc->osdev,
  1879. &ipa_res->tx_comp_ring.mem_info);
  1880. /* WBM Tail Pointer Address */
  1881. QDF_IPA_WDI_SETUP_INFO_SMMU_TRANSFER_RING_DOORBELL_PA(tx_smmu) =
  1882. soc->ipa_uc_tx_rsc.ipa_wbm_tp_paddr;
  1883. QDF_IPA_WDI_SETUP_INFO_SMMU_IS_TXR_RN_DB_PCIE_ADDR(tx_smmu) = true;
  1884. qdf_mem_copy(&QDF_IPA_WDI_SETUP_INFO_SMMU_EVENT_RING_BASE(tx_smmu),
  1885. &ipa_res->tx_ring.sgtable,
  1886. sizeof(sgtable_t));
  1887. QDF_IPA_WDI_SETUP_INFO_SMMU_EVENT_RING_SIZE(tx_smmu) =
  1888. qdf_mem_get_dma_size(soc->osdev,
  1889. &ipa_res->tx_ring.mem_info);
  1890. /* TCL Head Pointer Address */
  1891. QDF_IPA_WDI_SETUP_INFO_SMMU_EVENT_RING_DOORBELL_PA(tx_smmu) =
  1892. soc->ipa_uc_tx_rsc.ipa_tcl_hp_paddr;
  1893. QDF_IPA_WDI_SETUP_INFO_SMMU_IS_EVT_RN_DB_PCIE_ADDR(tx_smmu) = true;
  1894. QDF_IPA_WDI_SETUP_INFO_SMMU_NUM_PKT_BUFFERS(tx_smmu) =
  1895. ipa_res->tx_num_alloc_buffer;
  1896. QDF_IPA_WDI_SETUP_INFO_SMMU_PKT_OFFSET(tx_smmu) = 0;
  1897. }
  1898. static void
  1899. dp_ipa_wdi_rx_smmu_params(struct dp_soc *soc,
  1900. struct dp_ipa_resources *ipa_res,
  1901. qdf_ipa_wdi_pipe_setup_info_smmu_t *rx_smmu,
  1902. bool over_gsi,
  1903. qdf_ipa_wdi_hdl_t hdl)
  1904. {
  1905. if (over_gsi) {
  1906. if (hdl == DP_IPA_HDL_FIRST)
  1907. QDF_IPA_WDI_SETUP_INFO_SMMU_CLIENT(rx_smmu) =
  1908. IPA_CLIENT_WLAN2_PROD;
  1909. else if (hdl == DP_IPA_HDL_SECOND)
  1910. QDF_IPA_WDI_SETUP_INFO_SMMU_CLIENT(rx_smmu) =
  1911. IPA_CLIENT_WLAN3_PROD;
  1912. } else {
  1913. QDF_IPA_WDI_SETUP_INFO_SMMU_CLIENT(rx_smmu) =
  1914. IPA_CLIENT_WLAN1_PROD;
  1915. }
  1916. qdf_mem_copy(&QDF_IPA_WDI_SETUP_INFO_SMMU_TRANSFER_RING_BASE(rx_smmu),
  1917. &ipa_res->rx_rdy_ring.sgtable,
  1918. sizeof(sgtable_t));
  1919. QDF_IPA_WDI_SETUP_INFO_SMMU_TRANSFER_RING_SIZE(rx_smmu) =
  1920. qdf_mem_get_dma_size(soc->osdev,
  1921. &ipa_res->rx_rdy_ring.mem_info);
  1922. /* REO Tail Pointer Address */
  1923. QDF_IPA_WDI_SETUP_INFO_SMMU_TRANSFER_RING_DOORBELL_PA(rx_smmu) =
  1924. soc->ipa_uc_rx_rsc.ipa_reo_tp_paddr;
  1925. QDF_IPA_WDI_SETUP_INFO_SMMU_IS_TXR_RN_DB_PCIE_ADDR(rx_smmu) = true;
  1926. qdf_mem_copy(&QDF_IPA_WDI_SETUP_INFO_SMMU_EVENT_RING_BASE(rx_smmu),
  1927. &ipa_res->rx_refill_ring.sgtable,
  1928. sizeof(sgtable_t));
  1929. QDF_IPA_WDI_SETUP_INFO_SMMU_EVENT_RING_SIZE(rx_smmu) =
  1930. qdf_mem_get_dma_size(soc->osdev,
  1931. &ipa_res->rx_refill_ring.mem_info);
  1932. /* FW Head Pointer Address */
  1933. QDF_IPA_WDI_SETUP_INFO_SMMU_EVENT_RING_DOORBELL_PA(rx_smmu) =
  1934. soc->ipa_uc_rx_rsc.ipa_rx_refill_buf_hp_paddr;
  1935. QDF_IPA_WDI_SETUP_INFO_SMMU_IS_EVT_RN_DB_PCIE_ADDR(rx_smmu) = false;
  1936. QDF_IPA_WDI_SETUP_INFO_SMMU_PKT_OFFSET(rx_smmu) =
  1937. soc->rx_pkt_tlv_size + L3_HEADER_PADDING;
  1938. }
  1939. #ifdef IPA_WDI3_VLAN_SUPPORT
  1940. /*
  1941. * dp_ipa_wdi_rx_alt_pipe_smmu_params() - Setup 2nd rx pipe smmu params
  1942. * @soc: data path soc handle
  1943. * @ipa_res: ipa resource pointer
  1944. * @rx_smmu: smmu pipe info handle
  1945. * @over_gsi: flag for IPA offload over gsi
  1946. * @hdl: ipa registered handle
  1947. *
  1948. * Return: none
  1949. */
  1950. static void
  1951. dp_ipa_wdi_rx_alt_pipe_smmu_params(struct dp_soc *soc,
  1952. struct dp_ipa_resources *ipa_res,
  1953. qdf_ipa_wdi_pipe_setup_info_smmu_t *rx_smmu,
  1954. bool over_gsi,
  1955. qdf_ipa_wdi_hdl_t hdl)
  1956. {
  1957. if (!wlan_ipa_is_vlan_enabled())
  1958. return;
  1959. if (over_gsi) {
  1960. if (hdl == DP_IPA_HDL_FIRST)
  1961. QDF_IPA_WDI_SETUP_INFO_SMMU_CLIENT(rx_smmu) =
  1962. IPA_CLIENT_WLAN2_PROD1;
  1963. else if (hdl == DP_IPA_HDL_SECOND)
  1964. QDF_IPA_WDI_SETUP_INFO_SMMU_CLIENT(rx_smmu) =
  1965. IPA_CLIENT_WLAN3_PROD1;
  1966. } else {
  1967. QDF_IPA_WDI_SETUP_INFO_SMMU_CLIENT(rx_smmu) =
  1968. IPA_CLIENT_WLAN1_PROD;
  1969. }
  1970. qdf_mem_copy(&QDF_IPA_WDI_SETUP_INFO_SMMU_TRANSFER_RING_BASE(rx_smmu),
  1971. &ipa_res->rx_alt_rdy_ring.sgtable,
  1972. sizeof(sgtable_t));
  1973. QDF_IPA_WDI_SETUP_INFO_SMMU_TRANSFER_RING_SIZE(rx_smmu) =
  1974. qdf_mem_get_dma_size(soc->osdev,
  1975. &ipa_res->rx_alt_rdy_ring.mem_info);
  1976. /* REO Tail Pointer Address */
  1977. QDF_IPA_WDI_SETUP_INFO_SMMU_TRANSFER_RING_DOORBELL_PA(rx_smmu) =
  1978. soc->ipa_uc_rx_rsc_alt.ipa_reo_tp_paddr;
  1979. QDF_IPA_WDI_SETUP_INFO_SMMU_IS_TXR_RN_DB_PCIE_ADDR(rx_smmu) = true;
  1980. qdf_mem_copy(&QDF_IPA_WDI_SETUP_INFO_SMMU_EVENT_RING_BASE(rx_smmu),
  1981. &ipa_res->rx_alt_refill_ring.sgtable,
  1982. sizeof(sgtable_t));
  1983. QDF_IPA_WDI_SETUP_INFO_SMMU_EVENT_RING_SIZE(rx_smmu) =
  1984. qdf_mem_get_dma_size(soc->osdev,
  1985. &ipa_res->rx_alt_refill_ring.mem_info);
  1986. /* FW Head Pointer Address */
  1987. QDF_IPA_WDI_SETUP_INFO_SMMU_EVENT_RING_DOORBELL_PA(rx_smmu) =
  1988. soc->ipa_uc_rx_rsc_alt.ipa_rx_refill_buf_hp_paddr;
  1989. QDF_IPA_WDI_SETUP_INFO_SMMU_IS_EVT_RN_DB_PCIE_ADDR(rx_smmu) = false;
  1990. QDF_IPA_WDI_SETUP_INFO_SMMU_PKT_OFFSET(rx_smmu) =
  1991. soc->rx_pkt_tlv_size + L3_HEADER_PADDING;
  1992. }
  1993. /*
  1994. * dp_ipa_wdi_rx_alt_pipe_smmu_params() - Setup 2nd rx pipe params
  1995. * @soc: data path soc handle
  1996. * @ipa_res: ipa resource pointer
  1997. * @rx: pipe info handle
  1998. * @over_gsi: flag for IPA offload over gsi
  1999. * @hdl: ipa registered handle
  2000. *
  2001. * Return: none
  2002. */
  2003. static void dp_ipa_wdi_rx_alt_pipe_params(struct dp_soc *soc,
  2004. struct dp_ipa_resources *ipa_res,
  2005. qdf_ipa_wdi_pipe_setup_info_t *rx,
  2006. bool over_gsi,
  2007. qdf_ipa_wdi_hdl_t hdl)
  2008. {
  2009. if (!wlan_ipa_is_vlan_enabled())
  2010. return;
  2011. if (over_gsi) {
  2012. if (hdl == DP_IPA_HDL_FIRST)
  2013. QDF_IPA_WDI_SETUP_INFO_CLIENT(rx) =
  2014. IPA_CLIENT_WLAN2_PROD1;
  2015. else if (hdl == DP_IPA_HDL_SECOND)
  2016. QDF_IPA_WDI_SETUP_INFO_CLIENT(rx) =
  2017. IPA_CLIENT_WLAN3_PROD1;
  2018. } else {
  2019. QDF_IPA_WDI_SETUP_INFO_CLIENT(rx) =
  2020. IPA_CLIENT_WLAN1_PROD;
  2021. }
  2022. QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_BASE_PA(rx) =
  2023. qdf_mem_get_dma_addr(soc->osdev,
  2024. &ipa_res->rx_alt_rdy_ring.mem_info);
  2025. QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_SIZE(rx) =
  2026. qdf_mem_get_dma_size(soc->osdev,
  2027. &ipa_res->rx_alt_rdy_ring.mem_info);
  2028. /* REO Tail Pointer Address */
  2029. QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_DOORBELL_PA(rx) =
  2030. soc->ipa_uc_rx_rsc_alt.ipa_reo_tp_paddr;
  2031. QDF_IPA_WDI_SETUP_INFO_IS_TXR_RN_DB_PCIE_ADDR(rx) = true;
  2032. QDF_IPA_WDI_SETUP_INFO_EVENT_RING_BASE_PA(rx) =
  2033. qdf_mem_get_dma_addr(soc->osdev,
  2034. &ipa_res->rx_alt_refill_ring.mem_info);
  2035. QDF_IPA_WDI_SETUP_INFO_EVENT_RING_SIZE(rx) =
  2036. qdf_mem_get_dma_size(soc->osdev,
  2037. &ipa_res->rx_alt_refill_ring.mem_info);
  2038. /* FW Head Pointer Address */
  2039. QDF_IPA_WDI_SETUP_INFO_EVENT_RING_DOORBELL_PA(rx) =
  2040. soc->ipa_uc_rx_rsc_alt.ipa_rx_refill_buf_hp_paddr;
  2041. QDF_IPA_WDI_SETUP_INFO_IS_EVT_RN_DB_PCIE_ADDR(rx) = false;
  2042. QDF_IPA_WDI_SETUP_INFO_PKT_OFFSET(rx) =
  2043. soc->rx_pkt_tlv_size + L3_HEADER_PADDING;
  2044. }
  2045. /*
  2046. * dp_ipa_setup_rx_alt_pipe() - Setup 2nd rx pipe for IPA offload
  2047. * @soc: data path soc handle
  2048. * @res: ipa resource pointer
  2049. * @in: pipe in handle
  2050. * @over_gsi: flag for IPA offload over gsi
  2051. * @hdl: ipa registered handle
  2052. *
  2053. * Return: none
  2054. */
  2055. static void dp_ipa_setup_rx_alt_pipe(struct dp_soc *soc,
  2056. struct dp_ipa_resources *res,
  2057. qdf_ipa_wdi_conn_in_params_t *in,
  2058. bool over_gsi,
  2059. qdf_ipa_wdi_hdl_t hdl)
  2060. {
  2061. qdf_ipa_wdi_pipe_setup_info_smmu_t *rx_smmu = NULL;
  2062. qdf_ipa_wdi_pipe_setup_info_t *rx = NULL;
  2063. qdf_ipa_ep_cfg_t *rx_cfg;
  2064. if (!wlan_ipa_is_vlan_enabled())
  2065. return;
  2066. QDF_IPA_WDI_CONN_IN_PARAMS_IS_RX1_USED(in) = true;
  2067. if (qdf_mem_smmu_s1_enabled(soc->osdev)) {
  2068. rx_smmu = &QDF_IPA_WDI_CONN_IN_PARAMS_RX_ALT_SMMU(in);
  2069. rx_cfg = &QDF_IPA_WDI_SETUP_INFO_SMMU_EP_CFG(rx_smmu);
  2070. dp_ipa_wdi_rx_alt_pipe_smmu_params(soc, res, rx_smmu,
  2071. over_gsi, hdl);
  2072. } else {
  2073. rx = &QDF_IPA_WDI_CONN_IN_PARAMS_RX_ALT(in);
  2074. rx_cfg = &QDF_IPA_WDI_SETUP_INFO_SMMU_EP_CFG(rx);
  2075. dp_ipa_wdi_rx_alt_pipe_params(soc, res, rx, over_gsi, hdl);
  2076. }
  2077. QDF_IPA_EP_CFG_NAT_EN(rx_cfg) = IPA_BYPASS_NAT;
  2078. /* Update with wds len(96) + 4 if wds support is enabled */
  2079. if (ucfg_ipa_is_wds_enabled())
  2080. QDF_IPA_EP_CFG_HDR_LEN(rx_cfg) = DP_IPA_UC_WLAN_RX_HDR_LEN_AST_VLAN;
  2081. else
  2082. QDF_IPA_EP_CFG_HDR_LEN(rx_cfg) = DP_IPA_UC_WLAN_TX_VLAN_HDR_LEN;
  2083. QDF_IPA_EP_CFG_HDR_OFST_PKT_SIZE_VALID(rx_cfg) = 1;
  2084. QDF_IPA_EP_CFG_HDR_OFST_PKT_SIZE(rx_cfg) = 0;
  2085. QDF_IPA_EP_CFG_HDR_ADDITIONAL_CONST_LEN(rx_cfg) = 0;
  2086. QDF_IPA_EP_CFG_HDR_OFST_METADATA_VALID(rx_cfg) = 0;
  2087. QDF_IPA_EP_CFG_HDR_METADATA_REG_VALID(rx_cfg) = 1;
  2088. QDF_IPA_EP_CFG_MODE(rx_cfg) = IPA_BASIC;
  2089. QDF_IPA_EP_CFG_HDR_LITTLE_ENDIAN(rx_cfg) = true;
  2090. }
  2091. /*
  2092. * dp_ipa_set_rx_alt_pipe_db() - Setup 2nd rx pipe doorbell
  2093. * @res: ipa resource pointer
  2094. * @out: pipe out handle
  2095. *
  2096. * Return: none
  2097. */
  2098. static void dp_ipa_set_rx_alt_pipe_db(struct dp_ipa_resources *res,
  2099. qdf_ipa_wdi_conn_out_params_t *out)
  2100. {
  2101. if (!wlan_ipa_is_vlan_enabled())
  2102. return;
  2103. res->rx_alt_ready_doorbell_paddr =
  2104. QDF_IPA_WDI_CONN_OUT_PARAMS_RX_ALT_UC_DB_PA(out);
  2105. dp_debug("Setting DB 0x%x for RX alt pipe",
  2106. res->rx_alt_ready_doorbell_paddr);
  2107. }
  2108. #else
  2109. static inline
  2110. void dp_ipa_setup_rx_alt_pipe(struct dp_soc *soc,
  2111. struct dp_ipa_resources *res,
  2112. qdf_ipa_wdi_conn_in_params_t *in,
  2113. bool over_gsi,
  2114. qdf_ipa_wdi_hdl_t hdl)
  2115. { }
  2116. static inline
  2117. void dp_ipa_set_rx_alt_pipe_db(struct dp_ipa_resources *res,
  2118. qdf_ipa_wdi_conn_out_params_t *out)
  2119. { }
  2120. #endif
  2121. QDF_STATUS dp_ipa_setup(struct cdp_soc_t *soc_hdl, uint8_t pdev_id,
  2122. void *ipa_i2w_cb, void *ipa_w2i_cb,
  2123. void *ipa_wdi_meter_notifier_cb,
  2124. uint32_t ipa_desc_size, void *ipa_priv,
  2125. bool is_rm_enabled, uint32_t *tx_pipe_handle,
  2126. uint32_t *rx_pipe_handle, bool is_smmu_enabled,
  2127. qdf_ipa_sys_connect_params_t *sys_in, bool over_gsi,
  2128. qdf_ipa_wdi_hdl_t hdl, qdf_ipa_wdi_hdl_t id,
  2129. void *ipa_ast_notify_cb)
  2130. {
  2131. struct dp_soc *soc = cdp_soc_t_to_dp_soc(soc_hdl);
  2132. struct dp_pdev *pdev =
  2133. dp_get_pdev_from_soc_pdev_id_wifi3(soc, pdev_id);
  2134. struct dp_ipa_resources *ipa_res;
  2135. qdf_ipa_ep_cfg_t *tx_cfg;
  2136. qdf_ipa_ep_cfg_t *rx_cfg;
  2137. qdf_ipa_wdi_pipe_setup_info_t *tx = NULL;
  2138. qdf_ipa_wdi_pipe_setup_info_t *rx = NULL;
  2139. qdf_ipa_wdi_pipe_setup_info_smmu_t *tx_smmu;
  2140. qdf_ipa_wdi_pipe_setup_info_smmu_t *rx_smmu = NULL;
  2141. qdf_ipa_wdi_conn_in_params_t *pipe_in = NULL;
  2142. qdf_ipa_wdi_conn_out_params_t pipe_out;
  2143. int ret;
  2144. if (!pdev) {
  2145. dp_err("Invalid instance");
  2146. return QDF_STATUS_E_FAILURE;
  2147. }
  2148. ipa_res = &pdev->ipa_resource;
  2149. if (!wlan_cfg_is_ipa_enabled(soc->wlan_cfg_ctx))
  2150. return QDF_STATUS_SUCCESS;
  2151. pipe_in = qdf_mem_malloc(sizeof(*pipe_in));
  2152. if (!pipe_in)
  2153. return QDF_STATUS_E_NOMEM;
  2154. qdf_mem_zero(&pipe_out, sizeof(pipe_out));
  2155. if (is_smmu_enabled)
  2156. QDF_IPA_WDI_CONN_IN_PARAMS_SMMU_ENABLED(pipe_in) = true;
  2157. else
  2158. QDF_IPA_WDI_CONN_IN_PARAMS_SMMU_ENABLED(pipe_in) = false;
  2159. dp_setup_mcc_sys_pipes(sys_in, pipe_in);
  2160. /* TX PIPE */
  2161. if (QDF_IPA_WDI_CONN_IN_PARAMS_SMMU_ENABLED(pipe_in)) {
  2162. tx_smmu = &QDF_IPA_WDI_CONN_IN_PARAMS_TX_SMMU(pipe_in);
  2163. tx_cfg = &QDF_IPA_WDI_SETUP_INFO_SMMU_EP_CFG(tx_smmu);
  2164. } else {
  2165. tx = &QDF_IPA_WDI_CONN_IN_PARAMS_TX(pipe_in);
  2166. tx_cfg = &QDF_IPA_WDI_SETUP_INFO_EP_CFG(tx);
  2167. }
  2168. QDF_IPA_EP_CFG_NAT_EN(tx_cfg) = IPA_BYPASS_NAT;
  2169. QDF_IPA_EP_CFG_HDR_LEN(tx_cfg) = DP_IPA_UC_WLAN_TX_HDR_LEN;
  2170. QDF_IPA_EP_CFG_HDR_OFST_PKT_SIZE_VALID(tx_cfg) = 0;
  2171. QDF_IPA_EP_CFG_HDR_OFST_PKT_SIZE(tx_cfg) = 0;
  2172. QDF_IPA_EP_CFG_HDR_ADDITIONAL_CONST_LEN(tx_cfg) = 0;
  2173. QDF_IPA_EP_CFG_MODE(tx_cfg) = IPA_BASIC;
  2174. QDF_IPA_EP_CFG_HDR_LITTLE_ENDIAN(tx_cfg) = true;
  2175. /**
  2176. * Transfer Ring: WBM Ring
  2177. * Transfer Ring Doorbell PA: WBM Tail Pointer Address
  2178. * Event Ring: TCL ring
  2179. * Event Ring Doorbell PA: TCL Head Pointer Address
  2180. */
  2181. if (is_smmu_enabled)
  2182. dp_ipa_wdi_tx_smmu_params(soc, ipa_res, tx_smmu, over_gsi, id);
  2183. else
  2184. dp_ipa_wdi_tx_params(soc, ipa_res, tx, over_gsi);
  2185. dp_ipa_setup_tx_alt_pipe(soc, ipa_res, pipe_in);
  2186. /* RX PIPE */
  2187. if (QDF_IPA_WDI_CONN_IN_PARAMS_SMMU_ENABLED(pipe_in)) {
  2188. rx_smmu = &QDF_IPA_WDI_CONN_IN_PARAMS_RX_SMMU(pipe_in);
  2189. rx_cfg = &QDF_IPA_WDI_SETUP_INFO_SMMU_EP_CFG(rx_smmu);
  2190. } else {
  2191. rx = &QDF_IPA_WDI_CONN_IN_PARAMS_RX(pipe_in);
  2192. rx_cfg = &QDF_IPA_WDI_SETUP_INFO_EP_CFG(rx);
  2193. }
  2194. QDF_IPA_EP_CFG_NAT_EN(rx_cfg) = IPA_BYPASS_NAT;
  2195. if (ucfg_ipa_is_wds_enabled())
  2196. QDF_IPA_EP_CFG_HDR_LEN(rx_cfg) = DP_IPA_UC_WLAN_RX_HDR_LEN_AST;
  2197. else
  2198. QDF_IPA_EP_CFG_HDR_LEN(rx_cfg) = DP_IPA_UC_WLAN_RX_HDR_LEN;
  2199. QDF_IPA_EP_CFG_HDR_OFST_PKT_SIZE_VALID(rx_cfg) = 1;
  2200. QDF_IPA_EP_CFG_HDR_OFST_PKT_SIZE(rx_cfg) = 0;
  2201. QDF_IPA_EP_CFG_HDR_ADDITIONAL_CONST_LEN(rx_cfg) = 0;
  2202. QDF_IPA_EP_CFG_HDR_OFST_METADATA_VALID(rx_cfg) = 0;
  2203. QDF_IPA_EP_CFG_HDR_METADATA_REG_VALID(rx_cfg) = 1;
  2204. QDF_IPA_EP_CFG_MODE(rx_cfg) = IPA_BASIC;
  2205. QDF_IPA_EP_CFG_HDR_LITTLE_ENDIAN(rx_cfg) = true;
  2206. /**
  2207. * Transfer Ring: REO Ring
  2208. * Transfer Ring Doorbell PA: REO Tail Pointer Address
  2209. * Event Ring: FW ring
  2210. * Event Ring Doorbell PA: FW Head Pointer Address
  2211. */
  2212. if (is_smmu_enabled)
  2213. dp_ipa_wdi_rx_smmu_params(soc, ipa_res, rx_smmu, over_gsi, id);
  2214. else
  2215. dp_ipa_wdi_rx_params(soc, ipa_res, rx, over_gsi);
  2216. /* setup 2nd rx pipe */
  2217. dp_ipa_setup_rx_alt_pipe(soc, ipa_res, pipe_in, over_gsi, id);
  2218. QDF_IPA_WDI_CONN_IN_PARAMS_NOTIFY(pipe_in) = ipa_w2i_cb;
  2219. QDF_IPA_WDI_CONN_IN_PARAMS_PRIV(pipe_in) = ipa_priv;
  2220. QDF_IPA_WDI_CONN_IN_PARAMS_HANDLE(pipe_in) = hdl;
  2221. dp_ipa_ast_notify_cb(pipe_in, ipa_ast_notify_cb);
  2222. /* Connect WDI IPA PIPEs */
  2223. ret = qdf_ipa_wdi_conn_pipes(pipe_in, &pipe_out);
  2224. if (ret) {
  2225. QDF_TRACE(QDF_MODULE_ID_TXRX, QDF_TRACE_LEVEL_ERROR,
  2226. "%s: ipa_wdi_conn_pipes: IPA pipe setup failed: ret=%d",
  2227. __func__, ret);
  2228. qdf_mem_free(pipe_in);
  2229. return QDF_STATUS_E_FAILURE;
  2230. }
  2231. /* IPA uC Doorbell registers */
  2232. dp_info("Tx DB PA=0x%x, Rx DB PA=0x%x",
  2233. (unsigned int)QDF_IPA_WDI_CONN_OUT_PARAMS_TX_UC_DB_PA(&pipe_out),
  2234. (unsigned int)QDF_IPA_WDI_CONN_OUT_PARAMS_RX_UC_DB_PA(&pipe_out));
  2235. dp_ipa_set_pipe_db(ipa_res, &pipe_out);
  2236. dp_ipa_set_rx_alt_pipe_db(ipa_res, &pipe_out);
  2237. ipa_res->is_db_ddr_mapped =
  2238. QDF_IPA_WDI_CONN_OUT_PARAMS_IS_DB_DDR_MAPPED(&pipe_out);
  2239. soc->ipa_first_tx_db_access = true;
  2240. qdf_mem_free(pipe_in);
  2241. qdf_spinlock_create(&soc->ipa_rx_buf_map_lock);
  2242. soc->ipa_rx_buf_map_lock_initialized = true;
  2243. return QDF_STATUS_SUCCESS;
  2244. }
  2245. #ifdef IPA_WDI3_VLAN_SUPPORT
  2246. /*
  2247. * dp_ipa_set_rx1_used() - Set rx1 used flag for 2nd rx offload ring
  2248. * @in: pipe in handle
  2249. *
  2250. * Return: none
  2251. */
  2252. static inline
  2253. void dp_ipa_set_rx1_used(qdf_ipa_wdi_reg_intf_in_params_t *in)
  2254. {
  2255. QDF_IPA_WDI_REG_INTF_IN_PARAMS_IS_RX1_USED(in) = true;
  2256. }
  2257. /*
  2258. * dp_ipa_set_v4_vlan_hdr() - Set v4 vlan hdr
  2259. * @in: pipe in handle
  2260. * hdr: pointer to hdr
  2261. *
  2262. * Return: none
  2263. */
  2264. static inline
  2265. void dp_ipa_set_v4_vlan_hdr(qdf_ipa_wdi_reg_intf_in_params_t *in,
  2266. qdf_ipa_wdi_hdr_info_t *hdr)
  2267. {
  2268. qdf_mem_copy(&(QDF_IPA_WDI_REG_INTF_IN_PARAMS_HDR_INFO(in)[IPA_IP_v4_VLAN]),
  2269. hdr, sizeof(qdf_ipa_wdi_hdr_info_t));
  2270. }
  2271. /*
  2272. * dp_ipa_set_v6_vlan_hdr() - Set v6 vlan hdr
  2273. * @in: pipe in handle
  2274. * hdr: pointer to hdr
  2275. *
  2276. * Return: none
  2277. */
  2278. static inline
  2279. void dp_ipa_set_v6_vlan_hdr(qdf_ipa_wdi_reg_intf_in_params_t *in,
  2280. qdf_ipa_wdi_hdr_info_t *hdr)
  2281. {
  2282. qdf_mem_copy(&(QDF_IPA_WDI_REG_INTF_IN_PARAMS_HDR_INFO(in)[IPA_IP_v6_VLAN]),
  2283. hdr, sizeof(qdf_ipa_wdi_hdr_info_t));
  2284. }
  2285. #else
  2286. static inline
  2287. void dp_ipa_set_rx1_used(qdf_ipa_wdi_reg_intf_in_params_t *in)
  2288. { }
  2289. static inline
  2290. void dp_ipa_set_v4_vlan_hdr(qdf_ipa_wdi_reg_intf_in_params_t *in,
  2291. qdf_ipa_wdi_hdr_info_t *hdr)
  2292. { }
  2293. static inline
  2294. void dp_ipa_set_v6_vlan_hdr(qdf_ipa_wdi_reg_intf_in_params_t *in,
  2295. qdf_ipa_wdi_hdr_info_t *hdr)
  2296. { }
  2297. #endif
  2298. #ifdef IPA_WDS_EASYMESH_FEATURE
  2299. /**
  2300. * dp_ipa_set_wdi_hdr_type() - Set wdi hdr type for IPA
  2301. * @hdr_info: Header info
  2302. *
  2303. * Return: None
  2304. */
  2305. static inline void
  2306. dp_ipa_set_wdi_hdr_type(qdf_ipa_wdi_hdr_info_t *hdr_info)
  2307. {
  2308. if (ucfg_ipa_is_wds_enabled())
  2309. QDF_IPA_WDI_HDR_INFO_HDR_TYPE(hdr_info) =
  2310. IPA_HDR_L2_ETHERNET_II_AST;
  2311. else
  2312. QDF_IPA_WDI_HDR_INFO_HDR_TYPE(hdr_info) =
  2313. IPA_HDR_L2_ETHERNET_II;
  2314. }
  2315. #else
  2316. static inline void
  2317. dp_ipa_set_wdi_hdr_type(qdf_ipa_wdi_hdr_info_t *hdr_info)
  2318. {
  2319. QDF_IPA_WDI_HDR_INFO_HDR_TYPE(hdr_info) = IPA_HDR_L2_ETHERNET_II;
  2320. }
  2321. #endif
  2322. #ifdef IPA_WDI3_VLAN_SUPPORT
  2323. /**
  2324. * dp_ipa_set_wdi_vlan_hdr_type() - Set wdi vlan hdr type for IPA
  2325. * @hdr_info: Header info
  2326. *
  2327. * Return: None
  2328. */
  2329. static inline void
  2330. dp_ipa_set_wdi_vlan_hdr_type(qdf_ipa_wdi_hdr_info_t *hdr_info)
  2331. {
  2332. if (ucfg_ipa_is_wds_enabled())
  2333. QDF_IPA_WDI_HDR_INFO_HDR_TYPE(hdr_info) =
  2334. IPA_HDR_L2_802_1Q_AST;
  2335. else
  2336. QDF_IPA_WDI_HDR_INFO_HDR_TYPE(hdr_info) =
  2337. IPA_HDR_L2_802_1Q;
  2338. }
  2339. #else
  2340. static inline void
  2341. dp_ipa_set_wdi_vlan_hdr_type(qdf_ipa_wdi_hdr_info_t *hdr_info)
  2342. { }
  2343. #endif
  2344. /**
  2345. * dp_ipa_setup_iface() - Setup IPA header and register interface
  2346. * @ifname: Interface name
  2347. * @mac_addr: Interface MAC address
  2348. * @prod_client: IPA prod client type
  2349. * @cons_client: IPA cons client type
  2350. * @session_id: Session ID
  2351. * @is_ipv6_enabled: Is IPV6 enabled or not
  2352. * @hdl: IPA handle
  2353. *
  2354. * Return: QDF_STATUS
  2355. */
  2356. QDF_STATUS dp_ipa_setup_iface(char *ifname, uint8_t *mac_addr,
  2357. qdf_ipa_client_type_t prod_client,
  2358. qdf_ipa_client_type_t cons_client,
  2359. uint8_t session_id, bool is_ipv6_enabled,
  2360. qdf_ipa_wdi_hdl_t hdl)
  2361. {
  2362. qdf_ipa_wdi_reg_intf_in_params_t in;
  2363. qdf_ipa_wdi_hdr_info_t hdr_info;
  2364. struct dp_ipa_uc_tx_hdr uc_tx_hdr;
  2365. struct dp_ipa_uc_tx_hdr uc_tx_hdr_v6;
  2366. struct dp_ipa_uc_tx_vlan_hdr uc_tx_vlan_hdr;
  2367. struct dp_ipa_uc_tx_vlan_hdr uc_tx_vlan_hdr_v6;
  2368. int ret = -EINVAL;
  2369. qdf_mem_zero(&in, sizeof(qdf_ipa_wdi_reg_intf_in_params_t));
  2370. dp_debug("Add Partial hdr: %s, "QDF_MAC_ADDR_FMT, ifname,
  2371. QDF_MAC_ADDR_REF(mac_addr));
  2372. qdf_mem_zero(&hdr_info, sizeof(qdf_ipa_wdi_hdr_info_t));
  2373. qdf_ether_addr_copy(uc_tx_hdr.eth.h_source, mac_addr);
  2374. /* IPV4 header */
  2375. uc_tx_hdr.eth.h_proto = qdf_htons(ETH_P_IP);
  2376. QDF_IPA_WDI_HDR_INFO_HDR(&hdr_info) = (uint8_t *)&uc_tx_hdr;
  2377. QDF_IPA_WDI_HDR_INFO_HDR_LEN(&hdr_info) = DP_IPA_UC_WLAN_TX_HDR_LEN;
  2378. dp_ipa_set_wdi_hdr_type(&hdr_info);
  2379. QDF_IPA_WDI_HDR_INFO_DST_MAC_ADDR_OFFSET(&hdr_info) =
  2380. DP_IPA_UC_WLAN_HDR_DES_MAC_OFFSET;
  2381. QDF_IPA_WDI_REG_INTF_IN_PARAMS_NETDEV_NAME(&in) = ifname;
  2382. qdf_mem_copy(&(QDF_IPA_WDI_REG_INTF_IN_PARAMS_HDR_INFO(&in)[IPA_IP_v4]),
  2383. &hdr_info, sizeof(qdf_ipa_wdi_hdr_info_t));
  2384. QDF_IPA_WDI_REG_INTF_IN_PARAMS_ALT_DST_PIPE(&in) = cons_client;
  2385. QDF_IPA_WDI_REG_INTF_IN_PARAMS_IS_META_DATA_VALID(&in) = 1;
  2386. QDF_IPA_WDI_REG_INTF_IN_PARAMS_META_DATA_MASK(&in) = WLAN_IPA_META_DATA_MASK;
  2387. QDF_IPA_WDI_REG_INTF_IN_PARAMS_HANDLE(&in) = hdl;
  2388. dp_ipa_setup_iface_session_id(&in, session_id);
  2389. dp_debug("registering for session_id: %u", session_id);
  2390. /* IPV6 header */
  2391. if (is_ipv6_enabled) {
  2392. qdf_mem_copy(&uc_tx_hdr_v6, &uc_tx_hdr,
  2393. DP_IPA_UC_WLAN_TX_HDR_LEN);
  2394. uc_tx_hdr_v6.eth.h_proto = qdf_htons(ETH_P_IPV6);
  2395. QDF_IPA_WDI_HDR_INFO_HDR(&hdr_info) = (uint8_t *)&uc_tx_hdr_v6;
  2396. qdf_mem_copy(&(QDF_IPA_WDI_REG_INTF_IN_PARAMS_HDR_INFO(&in)[IPA_IP_v6]),
  2397. &hdr_info, sizeof(qdf_ipa_wdi_hdr_info_t));
  2398. }
  2399. if (wlan_ipa_is_vlan_enabled()) {
  2400. /* Add vlan specific headers if vlan supporti is enabled */
  2401. qdf_mem_zero(&hdr_info, sizeof(qdf_ipa_wdi_hdr_info_t));
  2402. dp_ipa_set_rx1_used(&in);
  2403. qdf_ether_addr_copy(uc_tx_vlan_hdr.eth.h_source, mac_addr);
  2404. /* IPV4 Vlan header */
  2405. uc_tx_vlan_hdr.eth.h_vlan_proto = qdf_htons(ETH_P_8021Q);
  2406. uc_tx_vlan_hdr.eth.h_vlan_encapsulated_proto = qdf_htons(ETH_P_IP);
  2407. QDF_IPA_WDI_HDR_INFO_HDR(&hdr_info) =
  2408. (uint8_t *)&uc_tx_vlan_hdr;
  2409. QDF_IPA_WDI_HDR_INFO_HDR_LEN(&hdr_info) =
  2410. DP_IPA_UC_WLAN_TX_VLAN_HDR_LEN;
  2411. dp_ipa_set_wdi_vlan_hdr_type(&hdr_info);
  2412. QDF_IPA_WDI_HDR_INFO_DST_MAC_ADDR_OFFSET(&hdr_info) =
  2413. DP_IPA_UC_WLAN_HDR_DES_MAC_OFFSET;
  2414. dp_ipa_set_v4_vlan_hdr(&in, &hdr_info);
  2415. /* IPV6 Vlan header */
  2416. if (is_ipv6_enabled) {
  2417. qdf_mem_copy(&uc_tx_vlan_hdr_v6, &uc_tx_vlan_hdr,
  2418. DP_IPA_UC_WLAN_TX_VLAN_HDR_LEN);
  2419. uc_tx_vlan_hdr_v6.eth.h_vlan_proto =
  2420. qdf_htons(ETH_P_8021Q);
  2421. uc_tx_vlan_hdr_v6.eth.h_vlan_encapsulated_proto =
  2422. qdf_htons(ETH_P_IPV6);
  2423. QDF_IPA_WDI_HDR_INFO_HDR(&hdr_info) =
  2424. (uint8_t *)&uc_tx_vlan_hdr_v6;
  2425. dp_ipa_set_v6_vlan_hdr(&in, &hdr_info);
  2426. }
  2427. }
  2428. ret = qdf_ipa_wdi_reg_intf(&in);
  2429. if (ret) {
  2430. QDF_TRACE(QDF_MODULE_ID_TXRX, QDF_TRACE_LEVEL_ERROR,
  2431. "%s: ipa_wdi_reg_intf: register IPA interface falied: ret=%d",
  2432. __func__, ret);
  2433. return QDF_STATUS_E_FAILURE;
  2434. }
  2435. return QDF_STATUS_SUCCESS;
  2436. }
  2437. #else /* !CONFIG_IPA_WDI_UNIFIED_API */
  2438. QDF_STATUS dp_ipa_setup(struct cdp_soc_t *soc_hdl, uint8_t pdev_id,
  2439. void *ipa_i2w_cb, void *ipa_w2i_cb,
  2440. void *ipa_wdi_meter_notifier_cb,
  2441. uint32_t ipa_desc_size, void *ipa_priv,
  2442. bool is_rm_enabled, uint32_t *tx_pipe_handle,
  2443. uint32_t *rx_pipe_handle)
  2444. {
  2445. struct dp_soc *soc = cdp_soc_t_to_dp_soc(soc_hdl);
  2446. struct dp_pdev *pdev =
  2447. dp_get_pdev_from_soc_pdev_id_wifi3(soc, pdev_id);
  2448. struct dp_ipa_resources *ipa_res;
  2449. qdf_ipa_wdi_pipe_setup_info_t *tx;
  2450. qdf_ipa_wdi_pipe_setup_info_t *rx;
  2451. qdf_ipa_wdi_conn_in_params_t pipe_in;
  2452. qdf_ipa_wdi_conn_out_params_t pipe_out;
  2453. struct tcl_data_cmd *tcl_desc_ptr;
  2454. uint8_t *desc_addr;
  2455. uint32_t desc_size;
  2456. int ret;
  2457. if (!pdev) {
  2458. dp_err("Invalid instance");
  2459. return QDF_STATUS_E_FAILURE;
  2460. }
  2461. ipa_res = &pdev->ipa_resource;
  2462. if (!wlan_cfg_is_ipa_enabled(soc->wlan_cfg_ctx))
  2463. return QDF_STATUS_SUCCESS;
  2464. qdf_mem_zero(&tx, sizeof(qdf_ipa_wdi_pipe_setup_info_t));
  2465. qdf_mem_zero(&rx, sizeof(qdf_ipa_wdi_pipe_setup_info_t));
  2466. qdf_mem_zero(&pipe_in, sizeof(pipe_in));
  2467. qdf_mem_zero(&pipe_out, sizeof(pipe_out));
  2468. /* TX PIPE */
  2469. /**
  2470. * Transfer Ring: WBM Ring
  2471. * Transfer Ring Doorbell PA: WBM Tail Pointer Address
  2472. * Event Ring: TCL ring
  2473. * Event Ring Doorbell PA: TCL Head Pointer Address
  2474. */
  2475. tx = &QDF_IPA_WDI_CONN_IN_PARAMS_TX(&pipe_in);
  2476. QDF_IPA_WDI_SETUP_INFO_NAT_EN(tx) = IPA_BYPASS_NAT;
  2477. QDF_IPA_WDI_SETUP_INFO_HDR_LEN(tx) = DP_IPA_UC_WLAN_TX_HDR_LEN;
  2478. QDF_IPA_WDI_SETUP_INFO_HDR_OFST_PKT_SIZE_VALID(tx) = 0;
  2479. QDF_IPA_WDI_SETUP_INFO_HDR_OFST_PKT_SIZE(tx) = 0;
  2480. QDF_IPA_WDI_SETUP_INFO_HDR_ADDITIONAL_CONST_LEN(tx) = 0;
  2481. QDF_IPA_WDI_SETUP_INFO_MODE(tx) = IPA_BASIC;
  2482. QDF_IPA_WDI_SETUP_INFO_HDR_LITTLE_ENDIAN(tx) = true;
  2483. QDF_IPA_WDI_SETUP_INFO_CLIENT(tx) = IPA_CLIENT_WLAN1_CONS;
  2484. QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_BASE_PA(tx) =
  2485. ipa_res->tx_comp_ring_base_paddr;
  2486. QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_SIZE(tx) =
  2487. ipa_res->tx_comp_ring_size;
  2488. /* WBM Tail Pointer Address */
  2489. QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_DOORBELL_PA(tx) =
  2490. soc->ipa_uc_tx_rsc.ipa_wbm_tp_paddr;
  2491. QDF_IPA_WDI_SETUP_INFO_EVENT_RING_BASE_PA(tx) =
  2492. ipa_res->tx_ring_base_paddr;
  2493. QDF_IPA_WDI_SETUP_INFO_EVENT_RING_SIZE(tx) = ipa_res->tx_ring_size;
  2494. /* TCL Head Pointer Address */
  2495. QDF_IPA_WDI_SETUP_INFO_EVENT_RING_DOORBELL_PA(tx) =
  2496. soc->ipa_uc_tx_rsc.ipa_tcl_hp_paddr;
  2497. QDF_IPA_WDI_SETUP_INFO_NUM_PKT_BUFFERS(tx) =
  2498. ipa_res->tx_num_alloc_buffer;
  2499. QDF_IPA_WDI_SETUP_INFO_PKT_OFFSET(tx) = 0;
  2500. /* Preprogram TCL descriptor */
  2501. desc_addr =
  2502. (uint8_t *)QDF_IPA_WDI_SETUP_INFO_DESC_FORMAT_TEMPLATE(tx);
  2503. desc_size = sizeof(struct tcl_data_cmd);
  2504. HAL_TX_DESC_SET_TLV_HDR(desc_addr, HAL_TX_TCL_DATA_TAG, desc_size);
  2505. tcl_desc_ptr = (struct tcl_data_cmd *)
  2506. (QDF_IPA_WDI_SETUP_INFO_DESC_FORMAT_TEMPLATE(tx) + 1);
  2507. tcl_desc_ptr->buf_addr_info.return_buffer_manager =
  2508. HAL_RX_BUF_RBM_SW2_BM;
  2509. tcl_desc_ptr->addrx_en = 1; /* Address X search enable in ASE */
  2510. tcl_desc_ptr->encap_type = HAL_TX_ENCAP_TYPE_ETHERNET;
  2511. tcl_desc_ptr->packet_offset = 2; /* padding for alignment */
  2512. /* RX PIPE */
  2513. /**
  2514. * Transfer Ring: REO Ring
  2515. * Transfer Ring Doorbell PA: REO Tail Pointer Address
  2516. * Event Ring: FW ring
  2517. * Event Ring Doorbell PA: FW Head Pointer Address
  2518. */
  2519. rx = &QDF_IPA_WDI_CONN_IN_PARAMS_RX(&pipe_in);
  2520. QDF_IPA_WDI_SETUP_INFO_NAT_EN(rx) = IPA_BYPASS_NAT;
  2521. QDF_IPA_WDI_SETUP_INFO_HDR_LEN(rx) = DP_IPA_UC_WLAN_RX_HDR_LEN;
  2522. QDF_IPA_WDI_SETUP_INFO_HDR_OFST_PKT_SIZE_VALID(rx) = 0;
  2523. QDF_IPA_WDI_SETUP_INFO_HDR_OFST_PKT_SIZE(rx) = 0;
  2524. QDF_IPA_WDI_SETUP_INFO_HDR_ADDITIONAL_CONST_LEN(rx) = 0;
  2525. QDF_IPA_WDI_SETUP_INFO_HDR_OFST_METADATA_VALID(rx) = 0;
  2526. QDF_IPA_WDI_SETUP_INFO_HDR_METADATA_REG_VALID(rx) = 1;
  2527. QDF_IPA_WDI_SETUP_INFO_MODE(rx) = IPA_BASIC;
  2528. QDF_IPA_WDI_SETUP_INFO_HDR_LITTLE_ENDIAN(rx) = true;
  2529. QDF_IPA_WDI_SETUP_INFO_CLIENT(rx) = IPA_CLIENT_WLAN1_PROD;
  2530. QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_BASE_PA(rx) =
  2531. ipa_res->rx_rdy_ring_base_paddr;
  2532. QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_SIZE(rx) =
  2533. ipa_res->rx_rdy_ring_size;
  2534. /* REO Tail Pointer Address */
  2535. QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_DOORBELL_PA(rx) =
  2536. soc->ipa_uc_rx_rsc.ipa_reo_tp_paddr;
  2537. QDF_IPA_WDI_SETUP_INFO_EVENT_RING_BASE_PA(rx) =
  2538. ipa_res->rx_refill_ring_base_paddr;
  2539. QDF_IPA_WDI_SETUP_INFO_EVENT_RING_SIZE(rx) =
  2540. ipa_res->rx_refill_ring_size;
  2541. /* FW Head Pointer Address */
  2542. QDF_IPA_WDI_SETUP_INFO_EVENT_RING_DOORBELL_PA(rx) =
  2543. soc->ipa_uc_rx_rsc.ipa_rx_refill_buf_hp_paddr;
  2544. QDF_IPA_WDI_SETUP_INFO_PKT_OFFSET(rx) = soc->rx_pkt_tlv_size +
  2545. L3_HEADER_PADDING;
  2546. QDF_IPA_WDI_CONN_IN_PARAMS_NOTIFY(&pipe_in) = ipa_w2i_cb;
  2547. QDF_IPA_WDI_CONN_IN_PARAMS_PRIV(&pipe_in) = ipa_priv;
  2548. /* Connect WDI IPA PIPE */
  2549. ret = qdf_ipa_wdi_conn_pipes(&pipe_in, &pipe_out);
  2550. if (ret) {
  2551. QDF_TRACE(QDF_MODULE_ID_TXRX, QDF_TRACE_LEVEL_ERROR,
  2552. "%s: ipa_wdi_conn_pipes: IPA pipe setup failed: ret=%d",
  2553. __func__, ret);
  2554. return QDF_STATUS_E_FAILURE;
  2555. }
  2556. /* IPA uC Doorbell registers */
  2557. QDF_TRACE(QDF_MODULE_ID_TXRX, QDF_TRACE_LEVEL_DEBUG,
  2558. "%s: Tx DB PA=0x%x, Rx DB PA=0x%x",
  2559. __func__,
  2560. (unsigned int)QDF_IPA_WDI_CONN_OUT_PARAMS_TX_UC_DB_PA(&pipe_out),
  2561. (unsigned int)QDF_IPA_WDI_CONN_OUT_PARAMS_RX_UC_DB_PA(&pipe_out));
  2562. ipa_res->tx_comp_doorbell_paddr =
  2563. QDF_IPA_WDI_CONN_OUT_PARAMS_TX_UC_DB_PA(&pipe_out);
  2564. ipa_res->tx_comp_doorbell_vaddr =
  2565. QDF_IPA_WDI_CONN_OUT_PARAMS_TX_UC_DB_VA(&pipe_out);
  2566. ipa_res->rx_ready_doorbell_paddr =
  2567. QDF_IPA_WDI_CONN_OUT_PARAMS_RX_UC_DB_PA(&pipe_out);
  2568. soc->ipa_first_tx_db_access = true;
  2569. qdf_spinlock_create(&soc->ipa_rx_buf_map_lock);
  2570. soc->ipa_rx_buf_map_lock_initialized = true;
  2571. QDF_TRACE(QDF_MODULE_ID_TXRX, QDF_TRACE_LEVEL_DEBUG,
  2572. "%s: Tx: %s=%pK, %s=%d, %s=%pK, %s=%pK, %s=%d, %s=%pK, %s=%d, %s=%pK",
  2573. __func__,
  2574. "transfer_ring_base_pa",
  2575. (void *)QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_BASE_PA(tx),
  2576. "transfer_ring_size",
  2577. QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_SIZE(tx),
  2578. "transfer_ring_doorbell_pa",
  2579. (void *)QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_DOORBELL_PA(tx),
  2580. "event_ring_base_pa",
  2581. (void *)QDF_IPA_WDI_SETUP_INFO_EVENT_RING_BASE_PA(tx),
  2582. "event_ring_size",
  2583. QDF_IPA_WDI_SETUP_INFO_EVENT_RING_SIZE(tx),
  2584. "event_ring_doorbell_pa",
  2585. (void *)QDF_IPA_WDI_SETUP_INFO_EVENT_RING_DOORBELL_PA(tx),
  2586. "num_pkt_buffers",
  2587. QDF_IPA_WDI_SETUP_INFO_NUM_PKT_BUFFERS(tx),
  2588. "tx_comp_doorbell_paddr",
  2589. (void *)ipa_res->tx_comp_doorbell_paddr);
  2590. QDF_TRACE(QDF_MODULE_ID_TXRX, QDF_TRACE_LEVEL_DEBUG,
  2591. "%s: Rx: %s=%pK, %s=%d, %s=%pK, %s=%pK, %s=%d, %s=%pK, %s=%d, %s=%pK",
  2592. __func__,
  2593. "transfer_ring_base_pa",
  2594. (void *)QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_BASE_PA(rx),
  2595. "transfer_ring_size",
  2596. QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_SIZE(rx),
  2597. "transfer_ring_doorbell_pa",
  2598. (void *)QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_DOORBELL_PA(rx),
  2599. "event_ring_base_pa",
  2600. (void *)QDF_IPA_WDI_SETUP_INFO_EVENT_RING_BASE_PA(rx),
  2601. "event_ring_size",
  2602. QDF_IPA_WDI_SETUP_INFO_EVENT_RING_SIZE(rx),
  2603. "event_ring_doorbell_pa",
  2604. (void *)QDF_IPA_WDI_SETUP_INFO_EVENT_RING_DOORBELL_PA(rx),
  2605. "num_pkt_buffers",
  2606. QDF_IPA_WDI_SETUP_INFO_NUM_PKT_BUFFERS(rx),
  2607. "tx_comp_doorbell_paddr",
  2608. (void *)ipa_res->rx_ready_doorbell_paddr);
  2609. return QDF_STATUS_SUCCESS;
  2610. }
  2611. /**
  2612. * dp_ipa_setup_iface() - Setup IPA header and register interface
  2613. * @ifname: Interface name
  2614. * @mac_addr: Interface MAC address
  2615. * @prod_client: IPA prod client type
  2616. * @cons_client: IPA cons client type
  2617. * @session_id: Session ID
  2618. * @is_ipv6_enabled: Is IPV6 enabled or not
  2619. * @hdl: IPA handle
  2620. *
  2621. * Return: QDF_STATUS
  2622. */
  2623. QDF_STATUS dp_ipa_setup_iface(char *ifname, uint8_t *mac_addr,
  2624. qdf_ipa_client_type_t prod_client,
  2625. qdf_ipa_client_type_t cons_client,
  2626. uint8_t session_id, bool is_ipv6_enabled,
  2627. qdf_ipa_wdi_hdl_t hdl)
  2628. {
  2629. qdf_ipa_wdi_reg_intf_in_params_t in;
  2630. qdf_ipa_wdi_hdr_info_t hdr_info;
  2631. struct dp_ipa_uc_tx_hdr uc_tx_hdr;
  2632. struct dp_ipa_uc_tx_hdr uc_tx_hdr_v6;
  2633. int ret = -EINVAL;
  2634. QDF_TRACE(QDF_MODULE_ID_TXRX, QDF_TRACE_LEVEL_DEBUG,
  2635. "%s: Add Partial hdr: %s, "QDF_MAC_ADDR_FMT,
  2636. __func__, ifname, QDF_MAC_ADDR_REF(mac_addr));
  2637. qdf_mem_zero(&hdr_info, sizeof(qdf_ipa_wdi_hdr_info_t));
  2638. qdf_ether_addr_copy(uc_tx_hdr.eth.h_source, mac_addr);
  2639. /* IPV4 header */
  2640. uc_tx_hdr.eth.h_proto = qdf_htons(ETH_P_IP);
  2641. QDF_IPA_WDI_HDR_INFO_HDR(&hdr_info) = (uint8_t *)&uc_tx_hdr;
  2642. QDF_IPA_WDI_HDR_INFO_HDR_LEN(&hdr_info) = DP_IPA_UC_WLAN_TX_HDR_LEN;
  2643. QDF_IPA_WDI_HDR_INFO_HDR_TYPE(&hdr_info) = IPA_HDR_L2_ETHERNET_II;
  2644. QDF_IPA_WDI_HDR_INFO_DST_MAC_ADDR_OFFSET(&hdr_info) =
  2645. DP_IPA_UC_WLAN_HDR_DES_MAC_OFFSET;
  2646. QDF_IPA_WDI_REG_INTF_IN_PARAMS_NETDEV_NAME(&in) = ifname;
  2647. qdf_mem_copy(&(QDF_IPA_WDI_REG_INTF_IN_PARAMS_HDR_INFO(&in)[IPA_IP_v4]),
  2648. &hdr_info, sizeof(qdf_ipa_wdi_hdr_info_t));
  2649. QDF_IPA_WDI_REG_INTF_IN_PARAMS_IS_META_DATA_VALID(&in) = 1;
  2650. QDF_IPA_WDI_REG_INTF_IN_PARAMS_META_DATA(&in) =
  2651. htonl(session_id << 16);
  2652. QDF_IPA_WDI_REG_INTF_IN_PARAMS_META_DATA_MASK(&in) = htonl(0x00FF0000);
  2653. /* IPV6 header */
  2654. if (is_ipv6_enabled) {
  2655. qdf_mem_copy(&uc_tx_hdr_v6, &uc_tx_hdr,
  2656. DP_IPA_UC_WLAN_TX_HDR_LEN);
  2657. uc_tx_hdr_v6.eth.h_proto = qdf_htons(ETH_P_IPV6);
  2658. QDF_IPA_WDI_HDR_INFO_HDR(&hdr_info) = (uint8_t *)&uc_tx_hdr_v6;
  2659. qdf_mem_copy(&(QDF_IPA_WDI_REG_INTF_IN_PARAMS_HDR_INFO(&in)[IPA_IP_v6]),
  2660. &hdr_info, sizeof(qdf_ipa_wdi_hdr_info_t));
  2661. }
  2662. ret = qdf_ipa_wdi_reg_intf(&in);
  2663. if (ret) {
  2664. dp_err("ipa_wdi_reg_intf: register IPA interface falied: ret=%d",
  2665. ret);
  2666. return QDF_STATUS_E_FAILURE;
  2667. }
  2668. return QDF_STATUS_SUCCESS;
  2669. }
  2670. #endif /* CONFIG_IPA_WDI_UNIFIED_API */
  2671. /**
  2672. * dp_ipa_cleanup() - Disconnect IPA pipes
  2673. * @soc_hdl: dp soc handle
  2674. * @pdev_id: dp pdev id
  2675. * @tx_pipe_handle: Tx pipe handle
  2676. * @rx_pipe_handle: Rx pipe handle
  2677. * @hdl: IPA handle
  2678. *
  2679. * Return: QDF_STATUS
  2680. */
  2681. QDF_STATUS dp_ipa_cleanup(struct cdp_soc_t *soc_hdl, uint8_t pdev_id,
  2682. uint32_t tx_pipe_handle, uint32_t rx_pipe_handle,
  2683. qdf_ipa_wdi_hdl_t hdl)
  2684. {
  2685. struct dp_soc *soc = cdp_soc_t_to_dp_soc(soc_hdl);
  2686. QDF_STATUS status = QDF_STATUS_SUCCESS;
  2687. struct dp_pdev *pdev;
  2688. int ret;
  2689. ret = qdf_ipa_wdi_disconn_pipes(hdl);
  2690. if (ret) {
  2691. dp_err("ipa_wdi_disconn_pipes: IPA pipe cleanup failed: ret=%d",
  2692. ret);
  2693. status = QDF_STATUS_E_FAILURE;
  2694. }
  2695. if (soc->ipa_rx_buf_map_lock_initialized) {
  2696. qdf_spinlock_destroy(&soc->ipa_rx_buf_map_lock);
  2697. soc->ipa_rx_buf_map_lock_initialized = false;
  2698. }
  2699. pdev = dp_get_pdev_from_soc_pdev_id_wifi3(soc, pdev_id);
  2700. if (qdf_unlikely(!pdev)) {
  2701. dp_err_rl("Invalid pdev for pdev_id %d", pdev_id);
  2702. status = QDF_STATUS_E_FAILURE;
  2703. goto exit;
  2704. }
  2705. dp_ipa_unmap_ring_doorbell_paddr(pdev);
  2706. dp_ipa_unmap_rx_alt_ring_doorbell_paddr(pdev);
  2707. exit:
  2708. return status;
  2709. }
  2710. /**
  2711. * dp_ipa_cleanup_iface() - Cleanup IPA header and deregister interface
  2712. * @ifname: Interface name
  2713. * @is_ipv6_enabled: Is IPV6 enabled or not
  2714. * @hdl: IPA handle
  2715. *
  2716. * Return: QDF_STATUS
  2717. */
  2718. QDF_STATUS dp_ipa_cleanup_iface(char *ifname, bool is_ipv6_enabled,
  2719. qdf_ipa_wdi_hdl_t hdl)
  2720. {
  2721. int ret;
  2722. ret = qdf_ipa_wdi_dereg_intf(ifname, hdl);
  2723. if (ret) {
  2724. QDF_TRACE(QDF_MODULE_ID_TXRX, QDF_TRACE_LEVEL_ERROR,
  2725. "%s: ipa_wdi_dereg_intf: IPA pipe deregistration failed: ret=%d",
  2726. __func__, ret);
  2727. return QDF_STATUS_E_FAILURE;
  2728. }
  2729. return QDF_STATUS_SUCCESS;
  2730. }
  2731. #ifdef IPA_SET_RESET_TX_DB_PA
  2732. #define DP_IPA_EP_SET_TX_DB_PA(soc, ipa_res) \
  2733. dp_ipa_set_tx_doorbell_paddr((soc), (ipa_res))
  2734. #define DP_IPA_RESET_TX_DB_PA(soc, ipa_res) \
  2735. dp_ipa_reset_tx_doorbell_pa((soc), (ipa_res))
  2736. #else
  2737. #define DP_IPA_EP_SET_TX_DB_PA(soc, ipa_res)
  2738. #define DP_IPA_RESET_TX_DB_PA(soc, ipa_res)
  2739. #endif
  2740. QDF_STATUS dp_ipa_enable_pipes(struct cdp_soc_t *soc_hdl, uint8_t pdev_id,
  2741. qdf_ipa_wdi_hdl_t hdl)
  2742. {
  2743. struct dp_soc *soc = cdp_soc_t_to_dp_soc(soc_hdl);
  2744. struct dp_pdev *pdev =
  2745. dp_get_pdev_from_soc_pdev_id_wifi3(soc, pdev_id);
  2746. struct dp_ipa_resources *ipa_res;
  2747. QDF_STATUS result;
  2748. if (!pdev) {
  2749. dp_err("Invalid instance");
  2750. return QDF_STATUS_E_FAILURE;
  2751. }
  2752. ipa_res = &pdev->ipa_resource;
  2753. qdf_atomic_set(&soc->ipa_pipes_enabled, 1);
  2754. DP_IPA_EP_SET_TX_DB_PA(soc, ipa_res);
  2755. dp_ipa_handle_rx_buf_pool_smmu_mapping(soc, pdev, true);
  2756. result = qdf_ipa_wdi_enable_pipes(hdl);
  2757. if (result) {
  2758. QDF_TRACE(QDF_MODULE_ID_TXRX, QDF_TRACE_LEVEL_ERROR,
  2759. "%s: Enable WDI PIPE fail, code %d",
  2760. __func__, result);
  2761. qdf_atomic_set(&soc->ipa_pipes_enabled, 0);
  2762. DP_IPA_RESET_TX_DB_PA(soc, ipa_res);
  2763. dp_ipa_handle_rx_buf_pool_smmu_mapping(soc, pdev, false);
  2764. return QDF_STATUS_E_FAILURE;
  2765. }
  2766. if (soc->ipa_first_tx_db_access) {
  2767. dp_ipa_tx_comp_ring_init_hp(soc, ipa_res);
  2768. soc->ipa_first_tx_db_access = false;
  2769. }
  2770. return QDF_STATUS_SUCCESS;
  2771. }
  2772. QDF_STATUS dp_ipa_disable_pipes(struct cdp_soc_t *soc_hdl, uint8_t pdev_id,
  2773. qdf_ipa_wdi_hdl_t hdl)
  2774. {
  2775. struct dp_soc *soc = cdp_soc_t_to_dp_soc(soc_hdl);
  2776. struct dp_pdev *pdev =
  2777. dp_get_pdev_from_soc_pdev_id_wifi3(soc, pdev_id);
  2778. QDF_STATUS result;
  2779. struct dp_ipa_resources *ipa_res;
  2780. if (!pdev) {
  2781. dp_err("Invalid instance");
  2782. return QDF_STATUS_E_FAILURE;
  2783. }
  2784. ipa_res = &pdev->ipa_resource;
  2785. qdf_sleep(TX_COMP_DRAIN_WAIT_TIMEOUT_MS);
  2786. /*
  2787. * Reset the tx completion doorbell address before invoking IPA disable
  2788. * pipes API to ensure that there is no access to IPA tx doorbell
  2789. * address post disable pipes.
  2790. */
  2791. DP_IPA_RESET_TX_DB_PA(soc, ipa_res);
  2792. result = qdf_ipa_wdi_disable_pipes(hdl);
  2793. if (result) {
  2794. QDF_TRACE(QDF_MODULE_ID_TXRX, QDF_TRACE_LEVEL_ERROR,
  2795. "%s: Disable WDI PIPE fail, code %d",
  2796. __func__, result);
  2797. qdf_assert_always(0);
  2798. return QDF_STATUS_E_FAILURE;
  2799. }
  2800. qdf_atomic_set(&soc->ipa_pipes_enabled, 0);
  2801. dp_ipa_handle_rx_buf_pool_smmu_mapping(soc, pdev, false);
  2802. return result ? QDF_STATUS_E_FAILURE : QDF_STATUS_SUCCESS;
  2803. }
  2804. /**
  2805. * dp_ipa_set_perf_level() - Set IPA clock bandwidth based on data rates
  2806. * @client: Client type
  2807. * @max_supported_bw_mbps: Maximum bandwidth needed (in Mbps)
  2808. * @hdl: IPA handle
  2809. *
  2810. * Return: QDF_STATUS
  2811. */
  2812. QDF_STATUS dp_ipa_set_perf_level(int client, uint32_t max_supported_bw_mbps,
  2813. qdf_ipa_wdi_hdl_t hdl)
  2814. {
  2815. qdf_ipa_wdi_perf_profile_t profile;
  2816. QDF_STATUS result;
  2817. profile.client = client;
  2818. profile.max_supported_bw_mbps = max_supported_bw_mbps;
  2819. result = qdf_ipa_wdi_set_perf_profile(hdl, &profile);
  2820. if (result) {
  2821. QDF_TRACE(QDF_MODULE_ID_TXRX, QDF_TRACE_LEVEL_ERROR,
  2822. "%s: ipa_wdi_set_perf_profile fail, code %d",
  2823. __func__, result);
  2824. return QDF_STATUS_E_FAILURE;
  2825. }
  2826. return QDF_STATUS_SUCCESS;
  2827. }
  2828. /**
  2829. * dp_ipa_intrabss_send - send IPA RX intra-bss frames
  2830. * @pdev: pdev
  2831. * @vdev: vdev
  2832. * @nbuf: skb
  2833. *
  2834. * Return: nbuf if TX fails and NULL if TX succeeds
  2835. */
  2836. static qdf_nbuf_t dp_ipa_intrabss_send(struct dp_pdev *pdev,
  2837. struct dp_vdev *vdev,
  2838. qdf_nbuf_t nbuf)
  2839. {
  2840. struct dp_peer *vdev_peer;
  2841. uint16_t len;
  2842. vdev_peer = dp_vdev_bss_peer_ref_n_get(pdev->soc, vdev, DP_MOD_ID_IPA);
  2843. if (qdf_unlikely(!vdev_peer))
  2844. return nbuf;
  2845. if (qdf_unlikely(!vdev_peer->txrx_peer)) {
  2846. dp_peer_unref_delete(vdev_peer, DP_MOD_ID_IPA);
  2847. return nbuf;
  2848. }
  2849. qdf_mem_zero(nbuf->cb, sizeof(nbuf->cb));
  2850. len = qdf_nbuf_len(nbuf);
  2851. if (dp_tx_send((struct cdp_soc_t *)pdev->soc, vdev->vdev_id, nbuf)) {
  2852. DP_PEER_PER_PKT_STATS_INC_PKT(vdev_peer->txrx_peer,
  2853. rx.intra_bss.fail, 1, len);
  2854. dp_peer_unref_delete(vdev_peer, DP_MOD_ID_IPA);
  2855. return nbuf;
  2856. }
  2857. DP_PEER_PER_PKT_STATS_INC_PKT(vdev_peer->txrx_peer,
  2858. rx.intra_bss.pkts, 1, len);
  2859. dp_peer_unref_delete(vdev_peer, DP_MOD_ID_IPA);
  2860. return NULL;
  2861. }
  2862. bool dp_ipa_rx_intrabss_fwd(struct cdp_soc_t *soc_hdl, uint8_t vdev_id,
  2863. qdf_nbuf_t nbuf, bool *fwd_success)
  2864. {
  2865. struct dp_soc *soc = cdp_soc_t_to_dp_soc(soc_hdl);
  2866. struct dp_vdev *vdev = dp_vdev_get_ref_by_id(soc, vdev_id,
  2867. DP_MOD_ID_IPA);
  2868. struct dp_pdev *pdev;
  2869. struct dp_peer *da_peer;
  2870. struct dp_peer *sa_peer;
  2871. qdf_nbuf_t nbuf_copy;
  2872. uint8_t da_is_bcmc;
  2873. struct ethhdr *eh;
  2874. bool status = false;
  2875. *fwd_success = false; /* set default as failure */
  2876. /*
  2877. * WDI 3.0 skb->cb[] info from IPA driver
  2878. * skb->cb[0] = vdev_id
  2879. * skb->cb[1].bit#1 = da_is_bcmc
  2880. */
  2881. da_is_bcmc = ((uint8_t)nbuf->cb[1]) & 0x2;
  2882. if (qdf_unlikely(!vdev))
  2883. return false;
  2884. pdev = vdev->pdev;
  2885. if (qdf_unlikely(!pdev))
  2886. goto out;
  2887. /* no fwd for station mode and just pass up to stack */
  2888. if (vdev->opmode == wlan_op_mode_sta)
  2889. goto out;
  2890. if (da_is_bcmc) {
  2891. nbuf_copy = qdf_nbuf_copy(nbuf);
  2892. if (!nbuf_copy)
  2893. goto out;
  2894. if (dp_ipa_intrabss_send(pdev, vdev, nbuf_copy))
  2895. qdf_nbuf_free(nbuf_copy);
  2896. else
  2897. *fwd_success = true;
  2898. /* return false to pass original pkt up to stack */
  2899. goto out;
  2900. }
  2901. eh = (struct ethhdr *)qdf_nbuf_data(nbuf);
  2902. if (!qdf_mem_cmp(eh->h_dest, vdev->mac_addr.raw, QDF_MAC_ADDR_SIZE))
  2903. goto out;
  2904. da_peer = dp_peer_find_hash_find(soc, eh->h_dest, 0, vdev->vdev_id,
  2905. DP_MOD_ID_IPA);
  2906. if (!da_peer)
  2907. goto out;
  2908. dp_peer_unref_delete(da_peer, DP_MOD_ID_IPA);
  2909. sa_peer = dp_peer_find_hash_find(soc, eh->h_source, 0, vdev->vdev_id,
  2910. DP_MOD_ID_IPA);
  2911. if (!sa_peer)
  2912. goto out;
  2913. dp_peer_unref_delete(sa_peer, DP_MOD_ID_IPA);
  2914. /*
  2915. * In intra-bss forwarding scenario, skb is allocated by IPA driver.
  2916. * Need to add skb to internal tracking table to avoid nbuf memory
  2917. * leak check for unallocated skb.
  2918. */
  2919. qdf_net_buf_debug_acquire_skb(nbuf, __FILE__, __LINE__);
  2920. if (dp_ipa_intrabss_send(pdev, vdev, nbuf))
  2921. qdf_nbuf_free(nbuf);
  2922. else
  2923. *fwd_success = true;
  2924. status = true;
  2925. out:
  2926. dp_vdev_unref_delete(soc, vdev, DP_MOD_ID_IPA);
  2927. return status;
  2928. }
  2929. #ifdef MDM_PLATFORM
  2930. bool dp_ipa_is_mdm_platform(void)
  2931. {
  2932. return true;
  2933. }
  2934. #else
  2935. bool dp_ipa_is_mdm_platform(void)
  2936. {
  2937. return false;
  2938. }
  2939. #endif
  2940. /**
  2941. * dp_ipa_frag_nbuf_linearize - linearize nbuf for IPA
  2942. * @soc: soc
  2943. * @nbuf: source skb
  2944. *
  2945. * Return: new nbuf if success and otherwise NULL
  2946. */
  2947. static qdf_nbuf_t dp_ipa_frag_nbuf_linearize(struct dp_soc *soc,
  2948. qdf_nbuf_t nbuf)
  2949. {
  2950. uint8_t *src_nbuf_data;
  2951. uint8_t *dst_nbuf_data;
  2952. qdf_nbuf_t dst_nbuf;
  2953. qdf_nbuf_t temp_nbuf = nbuf;
  2954. uint32_t nbuf_len = qdf_nbuf_len(nbuf);
  2955. bool is_nbuf_head = true;
  2956. uint32_t copy_len = 0;
  2957. dst_nbuf = qdf_nbuf_alloc(soc->osdev, RX_DATA_BUFFER_SIZE,
  2958. RX_BUFFER_RESERVATION,
  2959. RX_DATA_BUFFER_ALIGNMENT, FALSE);
  2960. if (!dst_nbuf) {
  2961. dp_err_rl("nbuf allocate fail");
  2962. return NULL;
  2963. }
  2964. if ((nbuf_len + L3_HEADER_PADDING) > RX_DATA_BUFFER_SIZE) {
  2965. qdf_nbuf_free(dst_nbuf);
  2966. dp_err_rl("nbuf is jumbo data");
  2967. return NULL;
  2968. }
  2969. /* prepeare to copy all data into new skb */
  2970. dst_nbuf_data = qdf_nbuf_data(dst_nbuf);
  2971. while (temp_nbuf) {
  2972. src_nbuf_data = qdf_nbuf_data(temp_nbuf);
  2973. /* first head nbuf */
  2974. if (is_nbuf_head) {
  2975. qdf_mem_copy(dst_nbuf_data, src_nbuf_data,
  2976. soc->rx_pkt_tlv_size);
  2977. /* leave extra 2 bytes L3_HEADER_PADDING */
  2978. dst_nbuf_data += (soc->rx_pkt_tlv_size +
  2979. L3_HEADER_PADDING);
  2980. src_nbuf_data += soc->rx_pkt_tlv_size;
  2981. copy_len = qdf_nbuf_headlen(temp_nbuf) -
  2982. soc->rx_pkt_tlv_size;
  2983. temp_nbuf = qdf_nbuf_get_ext_list(temp_nbuf);
  2984. is_nbuf_head = false;
  2985. } else {
  2986. copy_len = qdf_nbuf_len(temp_nbuf);
  2987. temp_nbuf = qdf_nbuf_queue_next(temp_nbuf);
  2988. }
  2989. qdf_mem_copy(dst_nbuf_data, src_nbuf_data, copy_len);
  2990. dst_nbuf_data += copy_len;
  2991. }
  2992. qdf_nbuf_set_len(dst_nbuf, nbuf_len);
  2993. /* copy is done, free original nbuf */
  2994. qdf_nbuf_free(nbuf);
  2995. return dst_nbuf;
  2996. }
  2997. /**
  2998. * dp_ipa_handle_rx_reo_reinject - Handle RX REO reinject skb buffer
  2999. * @soc: soc
  3000. * @nbuf: skb
  3001. *
  3002. * Return: nbuf if success and otherwise NULL
  3003. */
  3004. qdf_nbuf_t dp_ipa_handle_rx_reo_reinject(struct dp_soc *soc, qdf_nbuf_t nbuf)
  3005. {
  3006. if (!wlan_cfg_is_ipa_enabled(soc->wlan_cfg_ctx))
  3007. return nbuf;
  3008. /* WLAN IPA is run-time disabled */
  3009. if (!qdf_atomic_read(&soc->ipa_pipes_enabled))
  3010. return nbuf;
  3011. if (!qdf_nbuf_is_frag(nbuf))
  3012. return nbuf;
  3013. /* linearize skb for IPA */
  3014. return dp_ipa_frag_nbuf_linearize(soc, nbuf);
  3015. }
  3016. QDF_STATUS dp_ipa_tx_buf_smmu_mapping(
  3017. struct cdp_soc_t *soc_hdl, uint8_t pdev_id)
  3018. {
  3019. QDF_STATUS ret;
  3020. struct dp_soc *soc = cdp_soc_t_to_dp_soc(soc_hdl);
  3021. struct dp_pdev *pdev =
  3022. dp_get_pdev_from_soc_pdev_id_wifi3(soc, pdev_id);
  3023. if (!pdev) {
  3024. dp_err("%s invalid instance", __func__);
  3025. return QDF_STATUS_E_FAILURE;
  3026. }
  3027. if (!qdf_mem_smmu_s1_enabled(soc->osdev)) {
  3028. dp_debug("SMMU S1 disabled");
  3029. return QDF_STATUS_SUCCESS;
  3030. }
  3031. ret = __dp_ipa_tx_buf_smmu_mapping(soc, pdev, true);
  3032. if (ret)
  3033. return ret;
  3034. ret = dp_ipa_tx_alt_buf_smmu_mapping(soc, pdev, true);
  3035. if (ret)
  3036. __dp_ipa_tx_buf_smmu_mapping(soc, pdev, false);
  3037. return ret;
  3038. }
  3039. QDF_STATUS dp_ipa_tx_buf_smmu_unmapping(
  3040. struct cdp_soc_t *soc_hdl, uint8_t pdev_id)
  3041. {
  3042. struct dp_soc *soc = cdp_soc_t_to_dp_soc(soc_hdl);
  3043. struct dp_pdev *pdev =
  3044. dp_get_pdev_from_soc_pdev_id_wifi3(soc, pdev_id);
  3045. if (!pdev) {
  3046. dp_err("%s invalid instance", __func__);
  3047. return QDF_STATUS_E_FAILURE;
  3048. }
  3049. if (!qdf_mem_smmu_s1_enabled(soc->osdev)) {
  3050. dp_debug("SMMU S1 disabled");
  3051. return QDF_STATUS_SUCCESS;
  3052. }
  3053. if (__dp_ipa_tx_buf_smmu_mapping(soc, pdev, false) ||
  3054. dp_ipa_tx_alt_buf_smmu_mapping(soc, pdev, false))
  3055. return QDF_STATUS_E_FAILURE;
  3056. return QDF_STATUS_SUCCESS;
  3057. }
  3058. #ifdef IPA_WDS_EASYMESH_FEATURE
  3059. QDF_STATUS dp_ipa_ast_create(struct cdp_soc_t *soc_hdl,
  3060. qdf_ipa_ast_info_type_t *data)
  3061. {
  3062. struct dp_soc *soc = cdp_soc_t_to_dp_soc(soc_hdl);
  3063. uint8_t *rx_tlv_hdr;
  3064. struct dp_peer *peer;
  3065. struct hal_rx_msdu_metadata msdu_metadata;
  3066. qdf_ipa_ast_info_type_t *ast_info;
  3067. if (!data) {
  3068. dp_err("Data is NULL !!!");
  3069. return QDF_STATUS_E_FAILURE;
  3070. }
  3071. ast_info = data;
  3072. rx_tlv_hdr = qdf_nbuf_data(ast_info->skb);
  3073. peer = dp_peer_get_ref_by_id(soc, ast_info->ta_peer_id,
  3074. DP_MOD_ID_IPA);
  3075. if (!peer) {
  3076. dp_err("Peer is NULL !!!!");
  3077. return QDF_STATUS_E_FAILURE;
  3078. }
  3079. hal_rx_msdu_metadata_get(soc->hal_soc, rx_tlv_hdr, &msdu_metadata);
  3080. dp_rx_ipa_wds_srcport_learn(soc, peer, ast_info->skb, msdu_metadata,
  3081. ast_info->mac_addr_ad4_valid,
  3082. ast_info->first_msdu_in_mpdu_flag);
  3083. dp_peer_unref_delete(peer, DP_MOD_ID_IPA);
  3084. return QDF_STATUS_SUCCESS;
  3085. }
  3086. #endif
  3087. #endif