dp_ipa.c 107 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. const char *func,
  102. uint32_t line)
  103. {
  104. qdf_mem_info_t mem_map_table = {0};
  105. QDF_STATUS ret = QDF_STATUS_SUCCESS;
  106. qdf_ipa_wdi_hdl_t hdl;
  107. /* Need to handle the case when one soc will
  108. * have multiple pdev(radio's), Currently passing
  109. * pdev_id as 0 assuming 1 soc has only 1 radio.
  110. */
  111. hdl = wlan_ipa_get_hdl(soc->ctrl_psoc, 0);
  112. if (hdl == DP_IPA_HDL_INVALID) {
  113. dp_err("IPA handle is invalid");
  114. return QDF_STATUS_E_INVAL;
  115. }
  116. qdf_update_mem_map_table(soc->osdev, &mem_map_table,
  117. qdf_nbuf_get_frag_paddr(nbuf, 0),
  118. size);
  119. if (create) {
  120. /* Assert if PA is zero */
  121. qdf_assert_always(mem_map_table.pa);
  122. ret = qdf_nbuf_smmu_map_debug(nbuf, hdl, 1, &mem_map_table,
  123. func, line);
  124. } else {
  125. ret = qdf_nbuf_smmu_unmap_debug(nbuf, hdl, 1, &mem_map_table,
  126. func, line);
  127. }
  128. qdf_assert_always(!ret);
  129. /* Return status of mapping/unmapping is stored in
  130. * mem_map_table.result field, assert if the result
  131. * is failure
  132. */
  133. if (create)
  134. qdf_assert_always(!mem_map_table.result);
  135. else
  136. qdf_assert_always(mem_map_table.result >= mem_map_table.size);
  137. return ret;
  138. }
  139. QDF_STATUS dp_ipa_handle_rx_buf_smmu_mapping(struct dp_soc *soc,
  140. qdf_nbuf_t nbuf,
  141. uint32_t size,
  142. bool create, const char *func,
  143. uint32_t line)
  144. {
  145. struct dp_pdev *pdev;
  146. int i;
  147. for (i = 0; i < soc->pdev_count; i++) {
  148. pdev = soc->pdev_list[i];
  149. if (pdev && dp_monitor_is_configured(pdev))
  150. return QDF_STATUS_SUCCESS;
  151. }
  152. if (!wlan_cfg_is_ipa_enabled(soc->wlan_cfg_ctx) ||
  153. !qdf_mem_smmu_s1_enabled(soc->osdev))
  154. return QDF_STATUS_SUCCESS;
  155. /**
  156. * Even if ipa pipes is disabled, but if it's unmap
  157. * operation and nbuf has done ipa smmu map before,
  158. * do ipa smmu unmap as well.
  159. */
  160. if (!qdf_atomic_read(&soc->ipa_pipes_enabled)) {
  161. if (!create && qdf_nbuf_is_rx_ipa_smmu_map(nbuf)) {
  162. DP_STATS_INC(soc, rx.err.ipa_unmap_no_pipe, 1);
  163. } else {
  164. return QDF_STATUS_SUCCESS;
  165. }
  166. }
  167. if (qdf_unlikely(create == qdf_nbuf_is_rx_ipa_smmu_map(nbuf))) {
  168. if (create) {
  169. DP_STATS_INC(soc, rx.err.ipa_smmu_map_dup, 1);
  170. } else {
  171. DP_STATS_INC(soc, rx.err.ipa_smmu_unmap_dup, 1);
  172. }
  173. return QDF_STATUS_E_INVAL;
  174. }
  175. qdf_nbuf_set_rx_ipa_smmu_map(nbuf, create);
  176. return __dp_ipa_handle_buf_smmu_mapping(soc, nbuf, size, create,
  177. func, line);
  178. }
  179. static QDF_STATUS __dp_ipa_tx_buf_smmu_mapping(
  180. struct dp_soc *soc,
  181. struct dp_pdev *pdev,
  182. bool create,
  183. const char *func,
  184. uint32_t line)
  185. {
  186. uint32_t index;
  187. QDF_STATUS ret = QDF_STATUS_SUCCESS;
  188. uint32_t tx_buffer_cnt = soc->ipa_uc_tx_rsc.alloc_tx_buf_cnt;
  189. qdf_nbuf_t nbuf;
  190. uint32_t buf_len;
  191. if (!ipa_is_ready()) {
  192. dp_info("IPA is not READY");
  193. return 0;
  194. }
  195. for (index = 0; index < tx_buffer_cnt; index++) {
  196. nbuf = (qdf_nbuf_t)
  197. soc->ipa_uc_tx_rsc.tx_buf_pool_vaddr_unaligned[index];
  198. if (!nbuf)
  199. continue;
  200. buf_len = qdf_nbuf_get_data_len(nbuf);
  201. ret = __dp_ipa_handle_buf_smmu_mapping(soc, nbuf, buf_len,
  202. create, func, line);
  203. }
  204. return ret;
  205. }
  206. #ifndef QCA_OL_DP_SRNG_LOCK_LESS_ACCESS
  207. static void dp_ipa_set_reo_ctx_mapping_lock_required(struct dp_soc *soc,
  208. bool lock_required)
  209. {
  210. hal_ring_handle_t hal_ring_hdl;
  211. int ring;
  212. for (ring = 0; ring < soc->num_reo_dest_rings; ring++) {
  213. hal_ring_hdl = soc->reo_dest_ring[ring].hal_srng;
  214. hal_srng_lock(hal_ring_hdl);
  215. soc->ipa_reo_ctx_lock_required[ring] = lock_required;
  216. hal_srng_unlock(hal_ring_hdl);
  217. }
  218. }
  219. #else
  220. static void dp_ipa_set_reo_ctx_mapping_lock_required(struct dp_soc *soc,
  221. bool lock_required)
  222. {
  223. }
  224. #endif
  225. #ifdef RX_DESC_MULTI_PAGE_ALLOC
  226. static QDF_STATUS dp_ipa_handle_rx_buf_pool_smmu_mapping(struct dp_soc *soc,
  227. struct dp_pdev *pdev,
  228. bool create,
  229. const char *func,
  230. uint32_t line)
  231. {
  232. struct rx_desc_pool *rx_pool;
  233. uint8_t pdev_id;
  234. uint32_t num_desc, page_id, offset, i;
  235. uint16_t num_desc_per_page;
  236. union dp_rx_desc_list_elem_t *rx_desc_elem;
  237. struct dp_rx_desc *rx_desc;
  238. qdf_nbuf_t nbuf;
  239. QDF_STATUS ret = QDF_STATUS_SUCCESS;
  240. if (!qdf_ipa_is_ready())
  241. return ret;
  242. if (!qdf_mem_smmu_s1_enabled(soc->osdev))
  243. return ret;
  244. pdev_id = pdev->pdev_id;
  245. rx_pool = &soc->rx_desc_buf[pdev_id];
  246. dp_ipa_set_reo_ctx_mapping_lock_required(soc, true);
  247. qdf_spin_lock_bh(&rx_pool->lock);
  248. dp_ipa_rx_buf_smmu_mapping_lock(soc);
  249. num_desc = rx_pool->pool_size;
  250. num_desc_per_page = rx_pool->desc_pages.num_element_per_page;
  251. for (i = 0; i < num_desc; i++) {
  252. page_id = i / num_desc_per_page;
  253. offset = i % num_desc_per_page;
  254. if (qdf_unlikely(!(rx_pool->desc_pages.cacheable_pages)))
  255. break;
  256. rx_desc_elem = dp_rx_desc_find(page_id, offset, rx_pool);
  257. rx_desc = &rx_desc_elem->rx_desc;
  258. if ((!(rx_desc->in_use)) || rx_desc->unmapped)
  259. continue;
  260. nbuf = rx_desc->nbuf;
  261. if (qdf_unlikely(create ==
  262. qdf_nbuf_is_rx_ipa_smmu_map(nbuf))) {
  263. if (create) {
  264. DP_STATS_INC(soc,
  265. rx.err.ipa_smmu_map_dup, 1);
  266. } else {
  267. DP_STATS_INC(soc,
  268. rx.err.ipa_smmu_unmap_dup, 1);
  269. }
  270. continue;
  271. }
  272. qdf_nbuf_set_rx_ipa_smmu_map(nbuf, create);
  273. ret = __dp_ipa_handle_buf_smmu_mapping(soc, nbuf,
  274. rx_pool->buf_size,
  275. create, func, line);
  276. }
  277. dp_ipa_rx_buf_smmu_mapping_unlock(soc);
  278. qdf_spin_unlock_bh(&rx_pool->lock);
  279. dp_ipa_set_reo_ctx_mapping_lock_required(soc, false);
  280. return ret;
  281. }
  282. #else
  283. static QDF_STATUS dp_ipa_handle_rx_buf_pool_smmu_mapping(
  284. struct dp_soc *soc,
  285. struct dp_pdev *pdev,
  286. bool create,
  287. const char *func,
  288. uint32_t line)
  289. {
  290. struct rx_desc_pool *rx_pool;
  291. uint8_t pdev_id;
  292. qdf_nbuf_t nbuf;
  293. int i;
  294. if (!qdf_ipa_is_ready())
  295. return QDF_STATUS_SUCCESS;
  296. if (!qdf_mem_smmu_s1_enabled(soc->osdev))
  297. return QDF_STATUS_SUCCESS;
  298. pdev_id = pdev->pdev_id;
  299. rx_pool = &soc->rx_desc_buf[pdev_id];
  300. dp_ipa_set_reo_ctx_mapping_lock_required(soc, true);
  301. qdf_spin_lock_bh(&rx_pool->lock);
  302. dp_ipa_rx_buf_smmu_mapping_lock(soc);
  303. for (i = 0; i < rx_pool->pool_size; i++) {
  304. if ((!(rx_pool->array[i].rx_desc.in_use)) ||
  305. rx_pool->array[i].rx_desc.unmapped)
  306. continue;
  307. nbuf = rx_pool->array[i].rx_desc.nbuf;
  308. if (qdf_unlikely(create ==
  309. qdf_nbuf_is_rx_ipa_smmu_map(nbuf))) {
  310. if (create) {
  311. DP_STATS_INC(soc,
  312. rx.err.ipa_smmu_map_dup, 1);
  313. } else {
  314. DP_STATS_INC(soc,
  315. rx.err.ipa_smmu_unmap_dup, 1);
  316. }
  317. continue;
  318. }
  319. qdf_nbuf_set_rx_ipa_smmu_map(nbuf, create);
  320. __dp_ipa_handle_buf_smmu_mapping(soc, nbuf, rx_pool->buf_size,
  321. create, func, line);
  322. }
  323. dp_ipa_rx_buf_smmu_mapping_unlock(soc);
  324. qdf_spin_unlock_bh(&rx_pool->lock);
  325. dp_ipa_set_reo_ctx_mapping_lock_required(soc, false);
  326. return QDF_STATUS_SUCCESS;
  327. }
  328. #endif /* RX_DESC_MULTI_PAGE_ALLOC */
  329. static QDF_STATUS dp_ipa_get_shared_mem_info(qdf_device_t osdev,
  330. qdf_shared_mem_t *shared_mem,
  331. void *cpu_addr,
  332. qdf_dma_addr_t dma_addr,
  333. uint32_t size)
  334. {
  335. qdf_dma_addr_t paddr;
  336. int ret;
  337. shared_mem->vaddr = cpu_addr;
  338. qdf_mem_set_dma_size(osdev, &shared_mem->mem_info, size);
  339. *qdf_mem_get_dma_addr_ptr(osdev, &shared_mem->mem_info) = dma_addr;
  340. paddr = qdf_mem_paddr_from_dmaaddr(osdev, dma_addr);
  341. qdf_mem_set_dma_pa(osdev, &shared_mem->mem_info, paddr);
  342. ret = qdf_mem_dma_get_sgtable(osdev->dev, &shared_mem->sgtable,
  343. shared_mem->vaddr, dma_addr, size);
  344. if (ret) {
  345. dp_err("Unable to get DMA sgtable");
  346. return QDF_STATUS_E_NOMEM;
  347. }
  348. qdf_dma_get_sgtable_dma_addr(&shared_mem->sgtable);
  349. return QDF_STATUS_SUCCESS;
  350. }
  351. #ifdef IPA_WDI3_TX_TWO_PIPES
  352. static void dp_ipa_tx_alt_pool_detach(struct dp_soc *soc, struct dp_pdev *pdev)
  353. {
  354. struct dp_ipa_resources *ipa_res;
  355. qdf_nbuf_t nbuf;
  356. int idx;
  357. for (idx = 0; idx < soc->ipa_uc_tx_rsc_alt.alloc_tx_buf_cnt; idx++) {
  358. nbuf = (qdf_nbuf_t)
  359. soc->ipa_uc_tx_rsc_alt.tx_buf_pool_vaddr_unaligned[idx];
  360. if (!nbuf)
  361. continue;
  362. qdf_nbuf_unmap_single(soc->osdev, nbuf, QDF_DMA_BIDIRECTIONAL);
  363. qdf_mem_dp_tx_skb_cnt_dec();
  364. qdf_mem_dp_tx_skb_dec(qdf_nbuf_get_end_offset(nbuf));
  365. qdf_nbuf_free(nbuf);
  366. soc->ipa_uc_tx_rsc_alt.tx_buf_pool_vaddr_unaligned[idx] =
  367. (void *)NULL;
  368. }
  369. qdf_mem_free(soc->ipa_uc_tx_rsc_alt.tx_buf_pool_vaddr_unaligned);
  370. soc->ipa_uc_tx_rsc_alt.tx_buf_pool_vaddr_unaligned = NULL;
  371. ipa_res = &pdev->ipa_resource;
  372. if (!ipa_res->is_db_ddr_mapped)
  373. iounmap(ipa_res->tx_alt_comp_doorbell_vaddr);
  374. qdf_mem_free_sgtable(&ipa_res->tx_alt_ring.sgtable);
  375. qdf_mem_free_sgtable(&ipa_res->tx_alt_comp_ring.sgtable);
  376. }
  377. static int dp_ipa_tx_alt_pool_attach(struct dp_soc *soc)
  378. {
  379. uint32_t tx_buffer_count;
  380. uint32_t ring_base_align = 8;
  381. qdf_dma_addr_t buffer_paddr;
  382. struct hal_srng *wbm_srng = (struct hal_srng *)
  383. soc->tx_comp_ring[IPA_TX_ALT_COMP_RING_IDX].hal_srng;
  384. struct hal_srng_params srng_params;
  385. uint32_t wbm_bm_id;
  386. void *ring_entry;
  387. int num_entries;
  388. qdf_nbuf_t nbuf;
  389. int retval = QDF_STATUS_SUCCESS;
  390. int max_alloc_count = 0;
  391. /*
  392. * Uncomment when dp_ops_cfg.cfg_attach is implemented
  393. * unsigned int uc_tx_buf_sz =
  394. * dp_cfg_ipa_uc_tx_buf_size(pdev->osif_pdev);
  395. */
  396. unsigned int uc_tx_buf_sz = CFG_IPA_UC_TX_BUF_SIZE_DEFAULT;
  397. unsigned int alloc_size = uc_tx_buf_sz + ring_base_align - 1;
  398. wbm_bm_id = wlan_cfg_get_rbm_id_for_index(soc->wlan_cfg_ctx,
  399. IPA_TX_ALT_RING_IDX);
  400. hal_get_srng_params(soc->hal_soc,
  401. hal_srng_to_hal_ring_handle(wbm_srng),
  402. &srng_params);
  403. num_entries = srng_params.num_entries;
  404. max_alloc_count =
  405. num_entries - DP_IPA_WAR_WBM2SW_REL_RING_NO_BUF_ENTRIES;
  406. if (max_alloc_count <= 0) {
  407. dp_err("incorrect value for buffer count %u", max_alloc_count);
  408. return -EINVAL;
  409. }
  410. dp_info("requested %d buffers to be posted to wbm ring",
  411. max_alloc_count);
  412. soc->ipa_uc_tx_rsc_alt.tx_buf_pool_vaddr_unaligned =
  413. qdf_mem_malloc(num_entries *
  414. sizeof(*soc->ipa_uc_tx_rsc_alt.tx_buf_pool_vaddr_unaligned));
  415. if (!soc->ipa_uc_tx_rsc_alt.tx_buf_pool_vaddr_unaligned) {
  416. dp_err("IPA WBM Ring Tx buf pool vaddr alloc fail");
  417. return -ENOMEM;
  418. }
  419. hal_srng_access_start_unlocked(soc->hal_soc,
  420. hal_srng_to_hal_ring_handle(wbm_srng));
  421. /*
  422. * Allocate Tx buffers as many as possible.
  423. * Leave DP_IPA_WAR_WBM2SW_REL_RING_NO_BUF_ENTRIES empty
  424. * Populate Tx buffers into WBM2IPA ring
  425. * This initial buffer population will simulate H/W as source ring,
  426. * and update HP
  427. */
  428. for (tx_buffer_count = 0;
  429. tx_buffer_count < max_alloc_count - 1; tx_buffer_count++) {
  430. nbuf = qdf_nbuf_alloc(soc->osdev, alloc_size, 0, 256, FALSE);
  431. if (!nbuf)
  432. break;
  433. ring_entry = hal_srng_dst_get_next_hp(
  434. soc->hal_soc,
  435. hal_srng_to_hal_ring_handle(wbm_srng));
  436. if (!ring_entry) {
  437. QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_INFO,
  438. "%s: Failed to get WBM ring entry",
  439. __func__);
  440. qdf_nbuf_free(nbuf);
  441. break;
  442. }
  443. qdf_nbuf_map_single(soc->osdev, nbuf,
  444. QDF_DMA_BIDIRECTIONAL);
  445. buffer_paddr = qdf_nbuf_get_frag_paddr(nbuf, 0);
  446. qdf_mem_dp_tx_skb_cnt_inc();
  447. qdf_mem_dp_tx_skb_inc(qdf_nbuf_get_end_offset(nbuf));
  448. hal_rxdma_buff_addr_info_set(soc->hal_soc, ring_entry,
  449. buffer_paddr, 0, wbm_bm_id);
  450. soc->ipa_uc_tx_rsc_alt.tx_buf_pool_vaddr_unaligned[
  451. tx_buffer_count] = (void *)nbuf;
  452. }
  453. hal_srng_access_end_unlocked(soc->hal_soc,
  454. hal_srng_to_hal_ring_handle(wbm_srng));
  455. soc->ipa_uc_tx_rsc_alt.alloc_tx_buf_cnt = tx_buffer_count;
  456. if (tx_buffer_count) {
  457. dp_info("IPA TX buffer pool2: %d allocated", tx_buffer_count);
  458. } else {
  459. dp_err("Failed to allocate IPA TX buffer pool2");
  460. qdf_mem_free(
  461. soc->ipa_uc_tx_rsc_alt.tx_buf_pool_vaddr_unaligned);
  462. soc->ipa_uc_tx_rsc_alt.tx_buf_pool_vaddr_unaligned = NULL;
  463. retval = -ENOMEM;
  464. }
  465. return retval;
  466. }
  467. static QDF_STATUS dp_ipa_tx_alt_ring_get_resource(struct dp_pdev *pdev)
  468. {
  469. struct dp_soc *soc = pdev->soc;
  470. struct dp_ipa_resources *ipa_res = &pdev->ipa_resource;
  471. ipa_res->tx_alt_ring_num_alloc_buffer =
  472. (uint32_t)soc->ipa_uc_tx_rsc_alt.alloc_tx_buf_cnt;
  473. dp_ipa_get_shared_mem_info(
  474. soc->osdev, &ipa_res->tx_alt_ring,
  475. soc->ipa_uc_tx_rsc_alt.ipa_tcl_ring_base_vaddr,
  476. soc->ipa_uc_tx_rsc_alt.ipa_tcl_ring_base_paddr,
  477. soc->ipa_uc_tx_rsc_alt.ipa_tcl_ring_size);
  478. dp_ipa_get_shared_mem_info(
  479. soc->osdev, &ipa_res->tx_alt_comp_ring,
  480. soc->ipa_uc_tx_rsc_alt.ipa_wbm_ring_base_vaddr,
  481. soc->ipa_uc_tx_rsc_alt.ipa_wbm_ring_base_paddr,
  482. soc->ipa_uc_tx_rsc_alt.ipa_wbm_ring_size);
  483. if (!qdf_mem_get_dma_addr(soc->osdev,
  484. &ipa_res->tx_alt_comp_ring.mem_info))
  485. return QDF_STATUS_E_FAILURE;
  486. return QDF_STATUS_SUCCESS;
  487. }
  488. static void dp_ipa_tx_alt_ring_resource_setup(struct dp_soc *soc)
  489. {
  490. struct hal_soc *hal_soc = (struct hal_soc *)soc->hal_soc;
  491. struct hal_srng *hal_srng;
  492. struct hal_srng_params srng_params;
  493. unsigned long addr_offset, dev_base_paddr;
  494. /* IPA TCL_DATA Alternative Ring - HAL_SRNG_SW2TCL2 */
  495. hal_srng = (struct hal_srng *)
  496. soc->tcl_data_ring[IPA_TX_ALT_RING_IDX].hal_srng;
  497. hal_get_srng_params(hal_soc_to_hal_soc_handle(hal_soc),
  498. hal_srng_to_hal_ring_handle(hal_srng),
  499. &srng_params);
  500. soc->ipa_uc_tx_rsc_alt.ipa_tcl_ring_base_paddr =
  501. srng_params.ring_base_paddr;
  502. soc->ipa_uc_tx_rsc_alt.ipa_tcl_ring_base_vaddr =
  503. srng_params.ring_base_vaddr;
  504. soc->ipa_uc_tx_rsc_alt.ipa_tcl_ring_size =
  505. (srng_params.num_entries * srng_params.entry_size) << 2;
  506. /*
  507. * For the register backed memory addresses, use the scn->mem_pa to
  508. * calculate the physical address of the shadow registers
  509. */
  510. dev_base_paddr =
  511. (unsigned long)
  512. ((struct hif_softc *)(hal_soc->hif_handle))->mem_pa;
  513. addr_offset = (unsigned long)(hal_srng->u.src_ring.hp_addr) -
  514. (unsigned long)(hal_soc->dev_base_addr);
  515. soc->ipa_uc_tx_rsc_alt.ipa_tcl_hp_paddr =
  516. (qdf_dma_addr_t)(addr_offset + dev_base_paddr);
  517. 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)",
  518. (unsigned int)addr_offset,
  519. (unsigned int)dev_base_paddr,
  520. (unsigned int)(soc->ipa_uc_tx_rsc_alt.ipa_tcl_hp_paddr),
  521. (void *)soc->ipa_uc_tx_rsc_alt.ipa_tcl_ring_base_paddr,
  522. (void *)soc->ipa_uc_tx_rsc_alt.ipa_tcl_ring_base_vaddr,
  523. srng_params.num_entries,
  524. soc->ipa_uc_tx_rsc_alt.ipa_tcl_ring_size);
  525. /* IPA TX Alternative COMP Ring - HAL_SRNG_WBM2SW4_RELEASE */
  526. hal_srng = (struct hal_srng *)
  527. soc->tx_comp_ring[IPA_TX_ALT_COMP_RING_IDX].hal_srng;
  528. hal_get_srng_params(hal_soc_to_hal_soc_handle(hal_soc),
  529. hal_srng_to_hal_ring_handle(hal_srng),
  530. &srng_params);
  531. soc->ipa_uc_tx_rsc_alt.ipa_wbm_ring_base_paddr =
  532. srng_params.ring_base_paddr;
  533. soc->ipa_uc_tx_rsc_alt.ipa_wbm_ring_base_vaddr =
  534. srng_params.ring_base_vaddr;
  535. soc->ipa_uc_tx_rsc_alt.ipa_wbm_ring_size =
  536. (srng_params.num_entries * srng_params.entry_size) << 2;
  537. soc->ipa_uc_tx_rsc_alt.ipa_wbm_hp_shadow_paddr =
  538. hal_srng_get_hp_addr(hal_soc_to_hal_soc_handle(hal_soc),
  539. hal_srng_to_hal_ring_handle(hal_srng));
  540. addr_offset = (unsigned long)(hal_srng->u.dst_ring.tp_addr) -
  541. (unsigned long)(hal_soc->dev_base_addr);
  542. soc->ipa_uc_tx_rsc_alt.ipa_wbm_tp_paddr =
  543. (qdf_dma_addr_t)(addr_offset + dev_base_paddr);
  544. 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)",
  545. (unsigned int)addr_offset,
  546. (unsigned int)dev_base_paddr,
  547. (unsigned int)(soc->ipa_uc_tx_rsc_alt.ipa_wbm_tp_paddr),
  548. (void *)soc->ipa_uc_tx_rsc_alt.ipa_wbm_ring_base_paddr,
  549. (void *)soc->ipa_uc_tx_rsc_alt.ipa_wbm_ring_base_vaddr,
  550. srng_params.num_entries,
  551. soc->ipa_uc_tx_rsc_alt.ipa_wbm_ring_size);
  552. }
  553. static void dp_ipa_map_ring_doorbell_paddr(struct dp_pdev *pdev)
  554. {
  555. struct dp_ipa_resources *ipa_res = &pdev->ipa_resource;
  556. uint32_t rx_ready_doorbell_dmaaddr;
  557. uint32_t tx_comp_doorbell_dmaaddr;
  558. struct dp_soc *soc = pdev->soc;
  559. int ret = 0;
  560. if (ipa_res->is_db_ddr_mapped)
  561. ipa_res->tx_comp_doorbell_vaddr =
  562. phys_to_virt(ipa_res->tx_comp_doorbell_paddr);
  563. else
  564. ipa_res->tx_comp_doorbell_vaddr =
  565. ioremap(ipa_res->tx_comp_doorbell_paddr, 4);
  566. if (qdf_mem_smmu_s1_enabled(soc->osdev)) {
  567. ret = pld_smmu_map(soc->osdev->dev,
  568. ipa_res->tx_comp_doorbell_paddr,
  569. &tx_comp_doorbell_dmaaddr,
  570. sizeof(uint32_t));
  571. ipa_res->tx_comp_doorbell_paddr = tx_comp_doorbell_dmaaddr;
  572. qdf_assert_always(!ret);
  573. ret = pld_smmu_map(soc->osdev->dev,
  574. ipa_res->rx_ready_doorbell_paddr,
  575. &rx_ready_doorbell_dmaaddr,
  576. sizeof(uint32_t));
  577. ipa_res->rx_ready_doorbell_paddr = rx_ready_doorbell_dmaaddr;
  578. qdf_assert_always(!ret);
  579. }
  580. /* Setup for alternative TX pipe */
  581. if (!ipa_res->tx_alt_comp_doorbell_paddr)
  582. return;
  583. if (ipa_res->is_db_ddr_mapped)
  584. ipa_res->tx_alt_comp_doorbell_vaddr =
  585. phys_to_virt(ipa_res->tx_alt_comp_doorbell_paddr);
  586. else
  587. ipa_res->tx_alt_comp_doorbell_vaddr =
  588. ioremap(ipa_res->tx_alt_comp_doorbell_paddr, 4);
  589. if (qdf_mem_smmu_s1_enabled(soc->osdev)) {
  590. ret = pld_smmu_map(soc->osdev->dev,
  591. ipa_res->tx_alt_comp_doorbell_paddr,
  592. &tx_comp_doorbell_dmaaddr,
  593. sizeof(uint32_t));
  594. ipa_res->tx_alt_comp_doorbell_paddr = tx_comp_doorbell_dmaaddr;
  595. qdf_assert_always(!ret);
  596. }
  597. }
  598. static void dp_ipa_unmap_ring_doorbell_paddr(struct dp_pdev *pdev)
  599. {
  600. struct dp_ipa_resources *ipa_res = &pdev->ipa_resource;
  601. struct dp_soc *soc = pdev->soc;
  602. int ret = 0;
  603. if (!qdf_mem_smmu_s1_enabled(soc->osdev))
  604. return;
  605. /* Unmap must be in reverse order of map */
  606. if (ipa_res->tx_alt_comp_doorbell_paddr) {
  607. ret = pld_smmu_unmap(soc->osdev->dev,
  608. ipa_res->tx_alt_comp_doorbell_paddr,
  609. sizeof(uint32_t));
  610. qdf_assert_always(!ret);
  611. }
  612. ret = pld_smmu_unmap(soc->osdev->dev,
  613. ipa_res->rx_ready_doorbell_paddr,
  614. sizeof(uint32_t));
  615. qdf_assert_always(!ret);
  616. ret = pld_smmu_unmap(soc->osdev->dev,
  617. ipa_res->tx_comp_doorbell_paddr,
  618. sizeof(uint32_t));
  619. qdf_assert_always(!ret);
  620. }
  621. static QDF_STATUS dp_ipa_tx_alt_buf_smmu_mapping(struct dp_soc *soc,
  622. struct dp_pdev *pdev,
  623. bool create, const char *func,
  624. uint32_t line)
  625. {
  626. QDF_STATUS ret = QDF_STATUS_SUCCESS;
  627. struct ipa_dp_tx_rsc *rsc;
  628. uint32_t tx_buffer_cnt;
  629. uint32_t buf_len;
  630. qdf_nbuf_t nbuf;
  631. uint32_t index;
  632. if (!ipa_is_ready()) {
  633. dp_info("IPA is not READY");
  634. return QDF_STATUS_SUCCESS;
  635. }
  636. rsc = &soc->ipa_uc_tx_rsc_alt;
  637. tx_buffer_cnt = rsc->alloc_tx_buf_cnt;
  638. for (index = 0; index < tx_buffer_cnt; index++) {
  639. nbuf = (qdf_nbuf_t)rsc->tx_buf_pool_vaddr_unaligned[index];
  640. if (!nbuf)
  641. continue;
  642. buf_len = qdf_nbuf_get_data_len(nbuf);
  643. ret = __dp_ipa_handle_buf_smmu_mapping(soc, nbuf, buf_len,
  644. create, func, line);
  645. }
  646. return ret;
  647. }
  648. static void dp_ipa_wdi_tx_alt_pipe_params(struct dp_soc *soc,
  649. struct dp_ipa_resources *ipa_res,
  650. qdf_ipa_wdi_pipe_setup_info_t *tx)
  651. {
  652. QDF_IPA_WDI_SETUP_INFO_CLIENT(tx) = IPA_CLIENT_WLAN2_CONS1;
  653. QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_BASE_PA(tx) =
  654. qdf_mem_get_dma_addr(soc->osdev,
  655. &ipa_res->tx_alt_comp_ring.mem_info);
  656. QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_SIZE(tx) =
  657. qdf_mem_get_dma_size(soc->osdev,
  658. &ipa_res->tx_alt_comp_ring.mem_info);
  659. /* WBM Tail Pointer Address */
  660. QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_DOORBELL_PA(tx) =
  661. soc->ipa_uc_tx_rsc_alt.ipa_wbm_tp_paddr;
  662. QDF_IPA_WDI_SETUP_INFO_IS_TXR_RN_DB_PCIE_ADDR(tx) = true;
  663. QDF_IPA_WDI_SETUP_INFO_EVENT_RING_BASE_PA(tx) =
  664. qdf_mem_get_dma_addr(soc->osdev,
  665. &ipa_res->tx_alt_ring.mem_info);
  666. QDF_IPA_WDI_SETUP_INFO_EVENT_RING_SIZE(tx) =
  667. qdf_mem_get_dma_size(soc->osdev,
  668. &ipa_res->tx_alt_ring.mem_info);
  669. /* TCL Head Pointer Address */
  670. QDF_IPA_WDI_SETUP_INFO_EVENT_RING_DOORBELL_PA(tx) =
  671. soc->ipa_uc_tx_rsc_alt.ipa_tcl_hp_paddr;
  672. QDF_IPA_WDI_SETUP_INFO_IS_EVT_RN_DB_PCIE_ADDR(tx) = true;
  673. QDF_IPA_WDI_SETUP_INFO_NUM_PKT_BUFFERS(tx) =
  674. ipa_res->tx_alt_ring_num_alloc_buffer;
  675. QDF_IPA_WDI_SETUP_INFO_PKT_OFFSET(tx) = 0;
  676. }
  677. static void
  678. dp_ipa_wdi_tx_alt_pipe_smmu_params(struct dp_soc *soc,
  679. struct dp_ipa_resources *ipa_res,
  680. qdf_ipa_wdi_pipe_setup_info_smmu_t *tx_smmu)
  681. {
  682. QDF_IPA_WDI_SETUP_INFO_SMMU_CLIENT(tx_smmu) = IPA_CLIENT_WLAN2_CONS1;
  683. qdf_mem_copy(&QDF_IPA_WDI_SETUP_INFO_SMMU_TRANSFER_RING_BASE(tx_smmu),
  684. &ipa_res->tx_alt_comp_ring.sgtable,
  685. sizeof(sgtable_t));
  686. QDF_IPA_WDI_SETUP_INFO_SMMU_TRANSFER_RING_SIZE(tx_smmu) =
  687. qdf_mem_get_dma_size(soc->osdev,
  688. &ipa_res->tx_alt_comp_ring.mem_info);
  689. /* WBM Tail Pointer Address */
  690. QDF_IPA_WDI_SETUP_INFO_SMMU_TRANSFER_RING_DOORBELL_PA(tx_smmu) =
  691. soc->ipa_uc_tx_rsc_alt.ipa_wbm_tp_paddr;
  692. QDF_IPA_WDI_SETUP_INFO_SMMU_IS_TXR_RN_DB_PCIE_ADDR(tx_smmu) = true;
  693. qdf_mem_copy(&QDF_IPA_WDI_SETUP_INFO_SMMU_EVENT_RING_BASE(tx_smmu),
  694. &ipa_res->tx_alt_ring.sgtable,
  695. sizeof(sgtable_t));
  696. QDF_IPA_WDI_SETUP_INFO_SMMU_EVENT_RING_SIZE(tx_smmu) =
  697. qdf_mem_get_dma_size(soc->osdev,
  698. &ipa_res->tx_alt_ring.mem_info);
  699. /* TCL Head Pointer Address */
  700. QDF_IPA_WDI_SETUP_INFO_SMMU_EVENT_RING_DOORBELL_PA(tx_smmu) =
  701. soc->ipa_uc_tx_rsc_alt.ipa_tcl_hp_paddr;
  702. QDF_IPA_WDI_SETUP_INFO_SMMU_IS_EVT_RN_DB_PCIE_ADDR(tx_smmu) = true;
  703. QDF_IPA_WDI_SETUP_INFO_SMMU_NUM_PKT_BUFFERS(tx_smmu) =
  704. ipa_res->tx_alt_ring_num_alloc_buffer;
  705. QDF_IPA_WDI_SETUP_INFO_SMMU_PKT_OFFSET(tx_smmu) = 0;
  706. }
  707. static void dp_ipa_setup_tx_alt_pipe(struct dp_soc *soc,
  708. struct dp_ipa_resources *res,
  709. qdf_ipa_wdi_conn_in_params_t *in)
  710. {
  711. qdf_ipa_wdi_pipe_setup_info_smmu_t *tx_smmu = NULL;
  712. qdf_ipa_wdi_pipe_setup_info_t *tx = NULL;
  713. qdf_ipa_ep_cfg_t *tx_cfg;
  714. QDF_IPA_WDI_CONN_IN_PARAMS_IS_TX1_USED(in) = true;
  715. if (qdf_mem_smmu_s1_enabled(soc->osdev)) {
  716. tx_smmu = &QDF_IPA_WDI_CONN_IN_PARAMS_TX_ALT_PIPE_SMMU(in);
  717. tx_cfg = &QDF_IPA_WDI_SETUP_INFO_SMMU_EP_CFG(tx_smmu);
  718. dp_ipa_wdi_tx_alt_pipe_smmu_params(soc, res, tx_smmu);
  719. } else {
  720. tx = &QDF_IPA_WDI_CONN_IN_PARAMS_TX_ALT_PIPE(in);
  721. tx_cfg = &QDF_IPA_WDI_SETUP_INFO_SMMU_EP_CFG(tx);
  722. dp_ipa_wdi_tx_alt_pipe_params(soc, res, tx);
  723. }
  724. QDF_IPA_EP_CFG_NAT_EN(tx_cfg) = IPA_BYPASS_NAT;
  725. QDF_IPA_EP_CFG_HDR_LEN(tx_cfg) = DP_IPA_UC_WLAN_TX_HDR_LEN;
  726. QDF_IPA_EP_CFG_HDR_OFST_PKT_SIZE_VALID(tx_cfg) = 0;
  727. QDF_IPA_EP_CFG_HDR_OFST_PKT_SIZE(tx_cfg) = 0;
  728. QDF_IPA_EP_CFG_HDR_ADDITIONAL_CONST_LEN(tx_cfg) = 0;
  729. QDF_IPA_EP_CFG_MODE(tx_cfg) = IPA_BASIC;
  730. QDF_IPA_EP_CFG_HDR_LITTLE_ENDIAN(tx_cfg) = true;
  731. }
  732. static void dp_ipa_set_pipe_db(struct dp_ipa_resources *res,
  733. qdf_ipa_wdi_conn_out_params_t *out)
  734. {
  735. res->tx_comp_doorbell_paddr =
  736. QDF_IPA_WDI_CONN_OUT_PARAMS_TX_UC_DB_PA(out);
  737. res->rx_ready_doorbell_paddr =
  738. QDF_IPA_WDI_CONN_OUT_PARAMS_RX_UC_DB_PA(out);
  739. res->tx_alt_comp_doorbell_paddr =
  740. QDF_IPA_WDI_CONN_OUT_PARAMS_TX_UC_ALT_DB_PA(out);
  741. }
  742. static void dp_ipa_setup_iface_session_id(qdf_ipa_wdi_reg_intf_in_params_t *in,
  743. uint8_t session_id)
  744. {
  745. bool is_2g_iface = session_id & IPA_SESSION_ID_SHIFT;
  746. session_id = session_id >> IPA_SESSION_ID_SHIFT;
  747. dp_debug("session_id %u is_2g_iface %d", session_id, is_2g_iface);
  748. QDF_IPA_WDI_REG_INTF_IN_PARAMS_META_DATA(in) = htonl(session_id << 16);
  749. QDF_IPA_WDI_REG_INTF_IN_PARAMS_IS_TX1_USED(in) = is_2g_iface;
  750. }
  751. static void dp_ipa_tx_comp_ring_init_hp(struct dp_soc *soc,
  752. struct dp_ipa_resources *res)
  753. {
  754. struct hal_srng *wbm_srng;
  755. /* Init first TX comp ring */
  756. wbm_srng = (struct hal_srng *)
  757. soc->tx_comp_ring[IPA_TX_COMP_RING_IDX].hal_srng;
  758. hal_srng_dst_init_hp(soc->hal_soc, wbm_srng,
  759. res->tx_comp_doorbell_vaddr);
  760. /* Init the alternate TX comp ring */
  761. wbm_srng = (struct hal_srng *)
  762. soc->tx_comp_ring[IPA_TX_ALT_COMP_RING_IDX].hal_srng;
  763. hal_srng_dst_init_hp(soc->hal_soc, wbm_srng,
  764. res->tx_alt_comp_doorbell_vaddr);
  765. }
  766. static void dp_ipa_set_tx_doorbell_paddr(struct dp_soc *soc,
  767. struct dp_ipa_resources *ipa_res)
  768. {
  769. struct hal_srng *wbm_srng;
  770. wbm_srng = (struct hal_srng *)
  771. soc->tx_comp_ring[IPA_TX_COMP_RING_IDX].hal_srng;
  772. hal_srng_dst_set_hp_paddr_confirm(wbm_srng,
  773. ipa_res->tx_comp_doorbell_paddr);
  774. dp_info("paddr %pK vaddr %pK",
  775. (void *)ipa_res->tx_comp_doorbell_paddr,
  776. (void *)ipa_res->tx_comp_doorbell_vaddr);
  777. /* Setup for alternative TX comp ring */
  778. wbm_srng = (struct hal_srng *)
  779. soc->tx_comp_ring[IPA_TX_ALT_COMP_RING_IDX].hal_srng;
  780. hal_srng_dst_set_hp_paddr_confirm(wbm_srng,
  781. ipa_res->tx_alt_comp_doorbell_paddr);
  782. dp_info("paddr %pK vaddr %pK",
  783. (void *)ipa_res->tx_alt_comp_doorbell_paddr,
  784. (void *)ipa_res->tx_alt_comp_doorbell_vaddr);
  785. }
  786. #ifdef IPA_SET_RESET_TX_DB_PA
  787. static QDF_STATUS dp_ipa_reset_tx_doorbell_pa(struct dp_soc *soc,
  788. struct dp_ipa_resources *ipa_res)
  789. {
  790. hal_ring_handle_t wbm_srng;
  791. qdf_dma_addr_t hp_addr;
  792. wbm_srng = soc->tx_comp_ring[IPA_TX_COMP_RING_IDX].hal_srng;
  793. if (!wbm_srng)
  794. return QDF_STATUS_E_FAILURE;
  795. hp_addr = soc->ipa_uc_tx_rsc.ipa_wbm_hp_shadow_paddr;
  796. hal_srng_dst_set_hp_paddr_confirm((struct hal_srng *)wbm_srng, hp_addr);
  797. dp_info("Reset WBM HP addr paddr: %pK", (void *)hp_addr);
  798. /* Reset alternative TX comp ring */
  799. wbm_srng = soc->tx_comp_ring[IPA_TX_ALT_COMP_RING_IDX].hal_srng;
  800. if (!wbm_srng)
  801. return QDF_STATUS_E_FAILURE;
  802. hp_addr = soc->ipa_uc_tx_rsc_alt.ipa_wbm_hp_shadow_paddr;
  803. hal_srng_dst_set_hp_paddr_confirm((struct hal_srng *)wbm_srng, hp_addr);
  804. dp_info("Reset WBM HP addr paddr: %pK", (void *)hp_addr);
  805. return QDF_STATUS_SUCCESS;
  806. }
  807. #endif /* IPA_SET_RESET_TX_DB_PA */
  808. #else /* !IPA_WDI3_TX_TWO_PIPES */
  809. static inline
  810. void dp_ipa_tx_alt_pool_detach(struct dp_soc *soc, struct dp_pdev *pdev)
  811. {
  812. }
  813. static inline void dp_ipa_tx_alt_ring_resource_setup(struct dp_soc *soc)
  814. {
  815. }
  816. static inline int dp_ipa_tx_alt_pool_attach(struct dp_soc *soc)
  817. {
  818. return 0;
  819. }
  820. static inline QDF_STATUS dp_ipa_tx_alt_ring_get_resource(struct dp_pdev *pdev)
  821. {
  822. return QDF_STATUS_SUCCESS;
  823. }
  824. static void dp_ipa_map_ring_doorbell_paddr(struct dp_pdev *pdev)
  825. {
  826. struct dp_ipa_resources *ipa_res = &pdev->ipa_resource;
  827. uint32_t rx_ready_doorbell_dmaaddr;
  828. uint32_t tx_comp_doorbell_dmaaddr;
  829. struct dp_soc *soc = pdev->soc;
  830. int ret = 0;
  831. if (ipa_res->is_db_ddr_mapped)
  832. ipa_res->tx_comp_doorbell_vaddr =
  833. phys_to_virt(ipa_res->tx_comp_doorbell_paddr);
  834. else
  835. ipa_res->tx_comp_doorbell_vaddr =
  836. ioremap(ipa_res->tx_comp_doorbell_paddr, 4);
  837. if (qdf_mem_smmu_s1_enabled(soc->osdev)) {
  838. ret = pld_smmu_map(soc->osdev->dev,
  839. ipa_res->tx_comp_doorbell_paddr,
  840. &tx_comp_doorbell_dmaaddr,
  841. sizeof(uint32_t));
  842. ipa_res->tx_comp_doorbell_paddr = tx_comp_doorbell_dmaaddr;
  843. qdf_assert_always(!ret);
  844. ret = pld_smmu_map(soc->osdev->dev,
  845. ipa_res->rx_ready_doorbell_paddr,
  846. &rx_ready_doorbell_dmaaddr,
  847. sizeof(uint32_t));
  848. ipa_res->rx_ready_doorbell_paddr = rx_ready_doorbell_dmaaddr;
  849. qdf_assert_always(!ret);
  850. }
  851. }
  852. static inline void dp_ipa_unmap_ring_doorbell_paddr(struct dp_pdev *pdev)
  853. {
  854. struct dp_ipa_resources *ipa_res = &pdev->ipa_resource;
  855. struct dp_soc *soc = pdev->soc;
  856. int ret = 0;
  857. if (!qdf_mem_smmu_s1_enabled(soc->osdev))
  858. return;
  859. ret = pld_smmu_unmap(soc->osdev->dev,
  860. ipa_res->rx_ready_doorbell_paddr,
  861. sizeof(uint32_t));
  862. qdf_assert_always(!ret);
  863. ret = pld_smmu_unmap(soc->osdev->dev,
  864. ipa_res->tx_comp_doorbell_paddr,
  865. sizeof(uint32_t));
  866. qdf_assert_always(!ret);
  867. }
  868. static inline QDF_STATUS dp_ipa_tx_alt_buf_smmu_mapping(struct dp_soc *soc,
  869. struct dp_pdev *pdev,
  870. bool create,
  871. const char *func,
  872. uint32_t line)
  873. {
  874. return QDF_STATUS_SUCCESS;
  875. }
  876. static inline
  877. void dp_ipa_setup_tx_alt_pipe(struct dp_soc *soc, struct dp_ipa_resources *res,
  878. qdf_ipa_wdi_conn_in_params_t *in)
  879. {
  880. }
  881. static void dp_ipa_set_pipe_db(struct dp_ipa_resources *res,
  882. qdf_ipa_wdi_conn_out_params_t *out)
  883. {
  884. res->tx_comp_doorbell_paddr =
  885. QDF_IPA_WDI_CONN_OUT_PARAMS_TX_UC_DB_PA(out);
  886. res->rx_ready_doorbell_paddr =
  887. QDF_IPA_WDI_CONN_OUT_PARAMS_RX_UC_DB_PA(out);
  888. }
  889. #ifdef IPA_WDS_EASYMESH_FEATURE
  890. /**
  891. * dp_ipa_setup_iface_session_id - Pass vdev id to IPA
  892. * @in: ipa in params
  893. * @session_id: vdev id
  894. *
  895. * Pass Vdev id to IPA, IPA metadata order is changed and vdev id
  896. * is stored at higher nibble so, no shift is required.
  897. *
  898. * Return: none
  899. */
  900. static void dp_ipa_setup_iface_session_id(qdf_ipa_wdi_reg_intf_in_params_t *in,
  901. uint8_t session_id)
  902. {
  903. QDF_IPA_WDI_REG_INTF_IN_PARAMS_META_DATA(in) = htonl(session_id);
  904. }
  905. #else
  906. static void dp_ipa_setup_iface_session_id(qdf_ipa_wdi_reg_intf_in_params_t *in,
  907. uint8_t session_id)
  908. {
  909. QDF_IPA_WDI_REG_INTF_IN_PARAMS_META_DATA(in) = htonl(session_id << 16);
  910. }
  911. #endif
  912. static inline void dp_ipa_tx_comp_ring_init_hp(struct dp_soc *soc,
  913. struct dp_ipa_resources *res)
  914. {
  915. struct hal_srng *wbm_srng = (struct hal_srng *)
  916. soc->tx_comp_ring[IPA_TX_COMP_RING_IDX].hal_srng;
  917. hal_srng_dst_init_hp(soc->hal_soc, wbm_srng,
  918. res->tx_comp_doorbell_vaddr);
  919. }
  920. static void dp_ipa_set_tx_doorbell_paddr(struct dp_soc *soc,
  921. struct dp_ipa_resources *ipa_res)
  922. {
  923. struct hal_srng *wbm_srng = (struct hal_srng *)
  924. soc->tx_comp_ring[IPA_TX_COMP_RING_IDX].hal_srng;
  925. hal_srng_dst_set_hp_paddr_confirm(wbm_srng,
  926. ipa_res->tx_comp_doorbell_paddr);
  927. dp_info("paddr %pK vaddr %pK",
  928. (void *)ipa_res->tx_comp_doorbell_paddr,
  929. (void *)ipa_res->tx_comp_doorbell_vaddr);
  930. }
  931. #ifdef IPA_SET_RESET_TX_DB_PA
  932. static QDF_STATUS dp_ipa_reset_tx_doorbell_pa(struct dp_soc *soc,
  933. struct dp_ipa_resources *ipa_res)
  934. {
  935. hal_ring_handle_t wbm_srng =
  936. soc->tx_comp_ring[IPA_TX_COMP_RING_IDX].hal_srng;
  937. qdf_dma_addr_t hp_addr;
  938. if (!wbm_srng)
  939. return QDF_STATUS_E_FAILURE;
  940. hp_addr = soc->ipa_uc_tx_rsc.ipa_wbm_hp_shadow_paddr;
  941. hal_srng_dst_set_hp_paddr_confirm((struct hal_srng *)wbm_srng, hp_addr);
  942. dp_info("Reset WBM HP addr paddr: %pK", (void *)hp_addr);
  943. return QDF_STATUS_SUCCESS;
  944. }
  945. #endif /* IPA_SET_RESET_TX_DB_PA */
  946. #endif /* IPA_WDI3_TX_TWO_PIPES */
  947. /**
  948. * dp_tx_ipa_uc_detach - Free autonomy TX resources
  949. * @soc: data path instance
  950. * @pdev: core txrx pdev context
  951. *
  952. * Free allocated TX buffers with WBM SRNG
  953. *
  954. * Return: none
  955. */
  956. static void dp_tx_ipa_uc_detach(struct dp_soc *soc, struct dp_pdev *pdev)
  957. {
  958. int idx;
  959. qdf_nbuf_t nbuf;
  960. struct dp_ipa_resources *ipa_res;
  961. for (idx = 0; idx < soc->ipa_uc_tx_rsc.alloc_tx_buf_cnt; idx++) {
  962. nbuf = (qdf_nbuf_t)
  963. soc->ipa_uc_tx_rsc.tx_buf_pool_vaddr_unaligned[idx];
  964. if (!nbuf)
  965. continue;
  966. qdf_nbuf_unmap_single(soc->osdev, nbuf, QDF_DMA_BIDIRECTIONAL);
  967. qdf_mem_dp_tx_skb_cnt_dec();
  968. qdf_mem_dp_tx_skb_dec(qdf_nbuf_get_end_offset(nbuf));
  969. qdf_nbuf_free(nbuf);
  970. soc->ipa_uc_tx_rsc.tx_buf_pool_vaddr_unaligned[idx] =
  971. (void *)NULL;
  972. }
  973. qdf_mem_free(soc->ipa_uc_tx_rsc.tx_buf_pool_vaddr_unaligned);
  974. soc->ipa_uc_tx_rsc.tx_buf_pool_vaddr_unaligned = NULL;
  975. ipa_res = &pdev->ipa_resource;
  976. qdf_mem_free_sgtable(&ipa_res->tx_ring.sgtable);
  977. qdf_mem_free_sgtable(&ipa_res->tx_comp_ring.sgtable);
  978. }
  979. /**
  980. * dp_rx_ipa_uc_detach - free autonomy RX resources
  981. * @soc: data path instance
  982. * @pdev: core txrx pdev context
  983. *
  984. * This function will detach DP RX into main device context
  985. * will free DP Rx resources.
  986. *
  987. * Return: none
  988. */
  989. static void dp_rx_ipa_uc_detach(struct dp_soc *soc, struct dp_pdev *pdev)
  990. {
  991. struct dp_ipa_resources *ipa_res = &pdev->ipa_resource;
  992. qdf_mem_free_sgtable(&ipa_res->rx_rdy_ring.sgtable);
  993. qdf_mem_free_sgtable(&ipa_res->rx_refill_ring.sgtable);
  994. }
  995. /*
  996. * dp_rx_alt_ipa_uc_detach - free autonomy RX resources
  997. * @soc: data path instance
  998. * @pdev: core txrx pdev context
  999. *
  1000. * This function will detach DP RX into main device context
  1001. * will free DP Rx resources.
  1002. *
  1003. * Return: none
  1004. */
  1005. #ifdef IPA_WDI3_VLAN_SUPPORT
  1006. static void dp_rx_alt_ipa_uc_detach(struct dp_soc *soc, struct dp_pdev *pdev)
  1007. {
  1008. struct dp_ipa_resources *ipa_res = &pdev->ipa_resource;
  1009. if (!wlan_ipa_is_vlan_enabled())
  1010. return;
  1011. qdf_mem_free_sgtable(&ipa_res->rx_alt_rdy_ring.sgtable);
  1012. qdf_mem_free_sgtable(&ipa_res->rx_alt_refill_ring.sgtable);
  1013. }
  1014. #else
  1015. static inline
  1016. void dp_rx_alt_ipa_uc_detach(struct dp_soc *soc, struct dp_pdev *pdev)
  1017. { }
  1018. #endif
  1019. int dp_ipa_uc_detach(struct dp_soc *soc, struct dp_pdev *pdev)
  1020. {
  1021. if (!wlan_cfg_is_ipa_enabled(soc->wlan_cfg_ctx))
  1022. return QDF_STATUS_SUCCESS;
  1023. /* TX resource detach */
  1024. dp_tx_ipa_uc_detach(soc, pdev);
  1025. /* Cleanup 2nd TX pipe resources */
  1026. dp_ipa_tx_alt_pool_detach(soc, pdev);
  1027. /* RX resource detach */
  1028. dp_rx_ipa_uc_detach(soc, pdev);
  1029. /* Cleanup 2nd RX pipe resources */
  1030. dp_rx_alt_ipa_uc_detach(soc, pdev);
  1031. return QDF_STATUS_SUCCESS; /* success */
  1032. }
  1033. /**
  1034. * dp_tx_ipa_uc_attach - Allocate autonomy TX resources
  1035. * @soc: data path instance
  1036. * @pdev: Physical device handle
  1037. *
  1038. * Allocate TX buffer from non-cacheable memory
  1039. * Attache allocated TX buffers with WBM SRNG
  1040. *
  1041. * Return: int
  1042. */
  1043. static int dp_tx_ipa_uc_attach(struct dp_soc *soc, struct dp_pdev *pdev)
  1044. {
  1045. uint32_t tx_buffer_count;
  1046. uint32_t ring_base_align = 8;
  1047. qdf_dma_addr_t buffer_paddr;
  1048. struct hal_srng *wbm_srng = (struct hal_srng *)
  1049. soc->tx_comp_ring[IPA_TX_COMP_RING_IDX].hal_srng;
  1050. struct hal_srng_params srng_params;
  1051. void *ring_entry;
  1052. int num_entries;
  1053. qdf_nbuf_t nbuf;
  1054. int retval = QDF_STATUS_SUCCESS;
  1055. int max_alloc_count = 0;
  1056. uint32_t wbm_bm_id;
  1057. /*
  1058. * Uncomment when dp_ops_cfg.cfg_attach is implemented
  1059. * unsigned int uc_tx_buf_sz =
  1060. * dp_cfg_ipa_uc_tx_buf_size(pdev->osif_pdev);
  1061. */
  1062. unsigned int uc_tx_buf_sz = CFG_IPA_UC_TX_BUF_SIZE_DEFAULT;
  1063. unsigned int alloc_size = uc_tx_buf_sz + ring_base_align - 1;
  1064. wbm_bm_id = wlan_cfg_get_rbm_id_for_index(soc->wlan_cfg_ctx,
  1065. IPA_TCL_DATA_RING_IDX);
  1066. hal_get_srng_params(soc->hal_soc, hal_srng_to_hal_ring_handle(wbm_srng),
  1067. &srng_params);
  1068. num_entries = srng_params.num_entries;
  1069. max_alloc_count =
  1070. num_entries - DP_IPA_WAR_WBM2SW_REL_RING_NO_BUF_ENTRIES;
  1071. if (max_alloc_count <= 0) {
  1072. dp_err("incorrect value for buffer count %u", max_alloc_count);
  1073. return -EINVAL;
  1074. }
  1075. dp_info("requested %d buffers to be posted to wbm ring",
  1076. max_alloc_count);
  1077. soc->ipa_uc_tx_rsc.tx_buf_pool_vaddr_unaligned =
  1078. qdf_mem_malloc(num_entries *
  1079. sizeof(*soc->ipa_uc_tx_rsc.tx_buf_pool_vaddr_unaligned));
  1080. if (!soc->ipa_uc_tx_rsc.tx_buf_pool_vaddr_unaligned) {
  1081. dp_err("IPA WBM Ring Tx buf pool vaddr alloc fail");
  1082. return -ENOMEM;
  1083. }
  1084. hal_srng_access_start_unlocked(soc->hal_soc,
  1085. hal_srng_to_hal_ring_handle(wbm_srng));
  1086. /*
  1087. * Allocate Tx buffers as many as possible.
  1088. * Leave DP_IPA_WAR_WBM2SW_REL_RING_NO_BUF_ENTRIES empty
  1089. * Populate Tx buffers into WBM2IPA ring
  1090. * This initial buffer population will simulate H/W as source ring,
  1091. * and update HP
  1092. */
  1093. for (tx_buffer_count = 0;
  1094. tx_buffer_count < max_alloc_count - 1; tx_buffer_count++) {
  1095. nbuf = qdf_nbuf_alloc(soc->osdev, alloc_size, 0, 256, FALSE);
  1096. if (!nbuf)
  1097. break;
  1098. ring_entry = hal_srng_dst_get_next_hp(soc->hal_soc,
  1099. hal_srng_to_hal_ring_handle(wbm_srng));
  1100. if (!ring_entry) {
  1101. QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_INFO,
  1102. "%s: Failed to get WBM ring entry",
  1103. __func__);
  1104. qdf_nbuf_free(nbuf);
  1105. break;
  1106. }
  1107. qdf_nbuf_map_single(soc->osdev, nbuf,
  1108. QDF_DMA_BIDIRECTIONAL);
  1109. buffer_paddr = qdf_nbuf_get_frag_paddr(nbuf, 0);
  1110. qdf_mem_dp_tx_skb_cnt_inc();
  1111. qdf_mem_dp_tx_skb_inc(qdf_nbuf_get_end_offset(nbuf));
  1112. /*
  1113. * TODO - KIWI code can directly call the be handler
  1114. * instead of hal soc ops.
  1115. */
  1116. hal_rxdma_buff_addr_info_set(soc->hal_soc, ring_entry,
  1117. buffer_paddr, 0, wbm_bm_id);
  1118. soc->ipa_uc_tx_rsc.tx_buf_pool_vaddr_unaligned[tx_buffer_count]
  1119. = (void *)nbuf;
  1120. }
  1121. hal_srng_access_end_unlocked(soc->hal_soc,
  1122. hal_srng_to_hal_ring_handle(wbm_srng));
  1123. soc->ipa_uc_tx_rsc.alloc_tx_buf_cnt = tx_buffer_count;
  1124. if (tx_buffer_count) {
  1125. dp_info("IPA WDI TX buffer: %d allocated", tx_buffer_count);
  1126. } else {
  1127. dp_err("No IPA WDI TX buffer allocated!");
  1128. qdf_mem_free(soc->ipa_uc_tx_rsc.tx_buf_pool_vaddr_unaligned);
  1129. soc->ipa_uc_tx_rsc.tx_buf_pool_vaddr_unaligned = NULL;
  1130. retval = -ENOMEM;
  1131. }
  1132. return retval;
  1133. }
  1134. /**
  1135. * dp_rx_ipa_uc_attach - Allocate autonomy RX resources
  1136. * @soc: data path instance
  1137. * @pdev: core txrx pdev context
  1138. *
  1139. * This function will attach a DP RX instance into the main
  1140. * device (SOC) context.
  1141. *
  1142. * Return: QDF_STATUS_SUCCESS: success
  1143. * QDF_STATUS_E_RESOURCES: Error return
  1144. */
  1145. static int dp_rx_ipa_uc_attach(struct dp_soc *soc, struct dp_pdev *pdev)
  1146. {
  1147. return QDF_STATUS_SUCCESS;
  1148. }
  1149. int dp_ipa_uc_attach(struct dp_soc *soc, struct dp_pdev *pdev)
  1150. {
  1151. int error;
  1152. if (!wlan_cfg_is_ipa_enabled(soc->wlan_cfg_ctx))
  1153. return QDF_STATUS_SUCCESS;
  1154. /* TX resource attach */
  1155. error = dp_tx_ipa_uc_attach(soc, pdev);
  1156. if (error) {
  1157. QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_ERROR,
  1158. "%s: DP IPA UC TX attach fail code %d",
  1159. __func__, error);
  1160. return error;
  1161. }
  1162. /* Setup 2nd TX pipe */
  1163. error = dp_ipa_tx_alt_pool_attach(soc);
  1164. if (error) {
  1165. QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_ERROR,
  1166. "%s: DP IPA TX pool2 attach fail code %d",
  1167. __func__, error);
  1168. dp_tx_ipa_uc_detach(soc, pdev);
  1169. return error;
  1170. }
  1171. /* RX resource attach */
  1172. error = dp_rx_ipa_uc_attach(soc, pdev);
  1173. if (error) {
  1174. QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_ERROR,
  1175. "%s: DP IPA UC RX attach fail code %d",
  1176. __func__, error);
  1177. dp_ipa_tx_alt_pool_detach(soc, pdev);
  1178. dp_tx_ipa_uc_detach(soc, pdev);
  1179. return error;
  1180. }
  1181. return QDF_STATUS_SUCCESS; /* success */
  1182. }
  1183. #ifdef IPA_WDI3_VLAN_SUPPORT
  1184. /*
  1185. * dp_ipa_rx_alt_ring_resource_setup() - setup IPA 2nd RX ring resources
  1186. * @soc: data path SoC handle
  1187. * @pdev: data path pdev handle
  1188. *
  1189. * Return: none
  1190. */
  1191. static
  1192. void dp_ipa_rx_alt_ring_resource_setup(struct dp_soc *soc, struct dp_pdev *pdev)
  1193. {
  1194. struct hal_soc *hal_soc = (struct hal_soc *)soc->hal_soc;
  1195. struct hal_srng *hal_srng;
  1196. struct hal_srng_params srng_params;
  1197. unsigned long addr_offset, dev_base_paddr;
  1198. qdf_dma_addr_t hp_addr;
  1199. if (!wlan_ipa_is_vlan_enabled())
  1200. return;
  1201. dev_base_paddr =
  1202. (unsigned long)
  1203. ((struct hif_softc *)(hal_soc->hif_handle))->mem_pa;
  1204. /* IPA REO_DEST Ring - HAL_SRNG_REO2SW3 */
  1205. hal_srng = (struct hal_srng *)
  1206. soc->reo_dest_ring[IPA_ALT_REO_DEST_RING_IDX].hal_srng;
  1207. hal_get_srng_params(hal_soc_to_hal_soc_handle(hal_soc),
  1208. hal_srng_to_hal_ring_handle(hal_srng),
  1209. &srng_params);
  1210. soc->ipa_uc_rx_rsc_alt.ipa_reo_ring_base_paddr =
  1211. srng_params.ring_base_paddr;
  1212. soc->ipa_uc_rx_rsc_alt.ipa_reo_ring_base_vaddr =
  1213. srng_params.ring_base_vaddr;
  1214. soc->ipa_uc_rx_rsc_alt.ipa_reo_ring_size =
  1215. (srng_params.num_entries * srng_params.entry_size) << 2;
  1216. addr_offset = (unsigned long)(hal_srng->u.dst_ring.tp_addr) -
  1217. (unsigned long)(hal_soc->dev_base_addr);
  1218. soc->ipa_uc_rx_rsc_alt.ipa_reo_tp_paddr =
  1219. (qdf_dma_addr_t)(addr_offset + dev_base_paddr);
  1220. dp_info("IPA REO_DEST Ring addr_offset=%x, dev_base_paddr=%x, tp_paddr=%x paddr=%pK vaddr=%pK size= %u(%u bytes)",
  1221. (unsigned int)addr_offset,
  1222. (unsigned int)dev_base_paddr,
  1223. (unsigned int)(soc->ipa_uc_rx_rsc_alt.ipa_reo_tp_paddr),
  1224. (void *)soc->ipa_uc_rx_rsc_alt.ipa_reo_ring_base_paddr,
  1225. (void *)soc->ipa_uc_rx_rsc_alt.ipa_reo_ring_base_vaddr,
  1226. srng_params.num_entries,
  1227. soc->ipa_uc_rx_rsc_alt.ipa_reo_ring_size);
  1228. hal_srng = (struct hal_srng *)
  1229. pdev->rx_refill_buf_ring3.hal_srng;
  1230. hal_get_srng_params(hal_soc_to_hal_soc_handle(hal_soc),
  1231. hal_srng_to_hal_ring_handle(hal_srng),
  1232. &srng_params);
  1233. soc->ipa_uc_rx_rsc_alt.ipa_rx_refill_buf_ring_base_paddr =
  1234. srng_params.ring_base_paddr;
  1235. soc->ipa_uc_rx_rsc_alt.ipa_rx_refill_buf_ring_base_vaddr =
  1236. srng_params.ring_base_vaddr;
  1237. soc->ipa_uc_rx_rsc_alt.ipa_rx_refill_buf_ring_size =
  1238. (srng_params.num_entries * srng_params.entry_size) << 2;
  1239. hp_addr = hal_srng_get_hp_addr(hal_soc_to_hal_soc_handle(hal_soc),
  1240. hal_srng_to_hal_ring_handle(hal_srng));
  1241. soc->ipa_uc_rx_rsc_alt.ipa_rx_refill_buf_hp_paddr =
  1242. qdf_mem_paddr_from_dmaaddr(soc->osdev, hp_addr);
  1243. dp_info("IPA REFILL_BUF Ring hp_paddr=%x paddr=%pK vaddr=%pK size= %u(%u bytes)",
  1244. (unsigned int)(soc->ipa_uc_rx_rsc_alt.ipa_rx_refill_buf_hp_paddr),
  1245. (void *)soc->ipa_uc_rx_rsc_alt.ipa_rx_refill_buf_ring_base_paddr,
  1246. (void *)soc->ipa_uc_rx_rsc_alt.ipa_rx_refill_buf_ring_base_vaddr,
  1247. srng_params.num_entries,
  1248. soc->ipa_uc_rx_rsc_alt.ipa_rx_refill_buf_ring_size);
  1249. }
  1250. #else
  1251. static inline
  1252. void dp_ipa_rx_alt_ring_resource_setup(struct dp_soc *soc, struct dp_pdev *pdev)
  1253. { }
  1254. #endif
  1255. /*
  1256. * dp_ipa_ring_resource_setup() - setup IPA ring resources
  1257. * @soc: data path SoC handle
  1258. *
  1259. * Return: none
  1260. */
  1261. int dp_ipa_ring_resource_setup(struct dp_soc *soc,
  1262. struct dp_pdev *pdev)
  1263. {
  1264. struct hal_soc *hal_soc = (struct hal_soc *)soc->hal_soc;
  1265. struct hal_srng *hal_srng;
  1266. struct hal_srng_params srng_params;
  1267. qdf_dma_addr_t hp_addr;
  1268. unsigned long addr_offset, dev_base_paddr;
  1269. uint32_t ix0;
  1270. uint8_t ix0_map[8];
  1271. if (!wlan_cfg_is_ipa_enabled(soc->wlan_cfg_ctx))
  1272. return QDF_STATUS_SUCCESS;
  1273. /* IPA TCL_DATA Ring - HAL_SRNG_SW2TCL3 */
  1274. hal_srng = (struct hal_srng *)
  1275. soc->tcl_data_ring[IPA_TCL_DATA_RING_IDX].hal_srng;
  1276. hal_get_srng_params(hal_soc_to_hal_soc_handle(hal_soc),
  1277. hal_srng_to_hal_ring_handle(hal_srng),
  1278. &srng_params);
  1279. soc->ipa_uc_tx_rsc.ipa_tcl_ring_base_paddr =
  1280. srng_params.ring_base_paddr;
  1281. soc->ipa_uc_tx_rsc.ipa_tcl_ring_base_vaddr =
  1282. srng_params.ring_base_vaddr;
  1283. soc->ipa_uc_tx_rsc.ipa_tcl_ring_size =
  1284. (srng_params.num_entries * srng_params.entry_size) << 2;
  1285. /*
  1286. * For the register backed memory addresses, use the scn->mem_pa to
  1287. * calculate the physical address of the shadow registers
  1288. */
  1289. dev_base_paddr =
  1290. (unsigned long)
  1291. ((struct hif_softc *)(hal_soc->hif_handle))->mem_pa;
  1292. addr_offset = (unsigned long)(hal_srng->u.src_ring.hp_addr) -
  1293. (unsigned long)(hal_soc->dev_base_addr);
  1294. soc->ipa_uc_tx_rsc.ipa_tcl_hp_paddr =
  1295. (qdf_dma_addr_t)(addr_offset + dev_base_paddr);
  1296. dp_info("IPA TCL_DATA Ring addr_offset=%x, dev_base_paddr=%x, hp_paddr=%x paddr=%pK vaddr=%pK size= %u(%u bytes)",
  1297. (unsigned int)addr_offset,
  1298. (unsigned int)dev_base_paddr,
  1299. (unsigned int)(soc->ipa_uc_tx_rsc.ipa_tcl_hp_paddr),
  1300. (void *)soc->ipa_uc_tx_rsc.ipa_tcl_ring_base_paddr,
  1301. (void *)soc->ipa_uc_tx_rsc.ipa_tcl_ring_base_vaddr,
  1302. srng_params.num_entries,
  1303. soc->ipa_uc_tx_rsc.ipa_tcl_ring_size);
  1304. /* IPA TX COMP Ring - HAL_SRNG_WBM2SW2_RELEASE */
  1305. hal_srng = (struct hal_srng *)
  1306. soc->tx_comp_ring[IPA_TX_COMP_RING_IDX].hal_srng;
  1307. hal_get_srng_params(hal_soc_to_hal_soc_handle(hal_soc),
  1308. hal_srng_to_hal_ring_handle(hal_srng),
  1309. &srng_params);
  1310. soc->ipa_uc_tx_rsc.ipa_wbm_ring_base_paddr =
  1311. srng_params.ring_base_paddr;
  1312. soc->ipa_uc_tx_rsc.ipa_wbm_ring_base_vaddr =
  1313. srng_params.ring_base_vaddr;
  1314. soc->ipa_uc_tx_rsc.ipa_wbm_ring_size =
  1315. (srng_params.num_entries * srng_params.entry_size) << 2;
  1316. soc->ipa_uc_tx_rsc.ipa_wbm_hp_shadow_paddr =
  1317. hal_srng_get_hp_addr(hal_soc_to_hal_soc_handle(hal_soc),
  1318. hal_srng_to_hal_ring_handle(hal_srng));
  1319. addr_offset = (unsigned long)(hal_srng->u.dst_ring.tp_addr) -
  1320. (unsigned long)(hal_soc->dev_base_addr);
  1321. soc->ipa_uc_tx_rsc.ipa_wbm_tp_paddr =
  1322. (qdf_dma_addr_t)(addr_offset + dev_base_paddr);
  1323. 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)",
  1324. (unsigned int)addr_offset,
  1325. (unsigned int)dev_base_paddr,
  1326. (unsigned int)(soc->ipa_uc_tx_rsc.ipa_wbm_tp_paddr),
  1327. (void *)soc->ipa_uc_tx_rsc.ipa_wbm_ring_base_paddr,
  1328. (void *)soc->ipa_uc_tx_rsc.ipa_wbm_ring_base_vaddr,
  1329. srng_params.num_entries,
  1330. soc->ipa_uc_tx_rsc.ipa_wbm_ring_size);
  1331. dp_ipa_tx_alt_ring_resource_setup(soc);
  1332. /* IPA REO_DEST Ring - HAL_SRNG_REO2SW4 */
  1333. hal_srng = (struct hal_srng *)
  1334. soc->reo_dest_ring[IPA_REO_DEST_RING_IDX].hal_srng;
  1335. hal_get_srng_params(hal_soc_to_hal_soc_handle(hal_soc),
  1336. hal_srng_to_hal_ring_handle(hal_srng),
  1337. &srng_params);
  1338. soc->ipa_uc_rx_rsc.ipa_reo_ring_base_paddr =
  1339. srng_params.ring_base_paddr;
  1340. soc->ipa_uc_rx_rsc.ipa_reo_ring_base_vaddr =
  1341. srng_params.ring_base_vaddr;
  1342. soc->ipa_uc_rx_rsc.ipa_reo_ring_size =
  1343. (srng_params.num_entries * srng_params.entry_size) << 2;
  1344. addr_offset = (unsigned long)(hal_srng->u.dst_ring.tp_addr) -
  1345. (unsigned long)(hal_soc->dev_base_addr);
  1346. soc->ipa_uc_rx_rsc.ipa_reo_tp_paddr =
  1347. (qdf_dma_addr_t)(addr_offset + dev_base_paddr);
  1348. dp_info("IPA REO_DEST Ring addr_offset=%x, dev_base_paddr=%x, tp_paddr=%x paddr=%pK vaddr=%pK size= %u(%u bytes)",
  1349. (unsigned int)addr_offset,
  1350. (unsigned int)dev_base_paddr,
  1351. (unsigned int)(soc->ipa_uc_rx_rsc.ipa_reo_tp_paddr),
  1352. (void *)soc->ipa_uc_rx_rsc.ipa_reo_ring_base_paddr,
  1353. (void *)soc->ipa_uc_rx_rsc.ipa_reo_ring_base_vaddr,
  1354. srng_params.num_entries,
  1355. soc->ipa_uc_rx_rsc.ipa_reo_ring_size);
  1356. hal_srng = (struct hal_srng *)
  1357. pdev->rx_refill_buf_ring2.hal_srng;
  1358. hal_get_srng_params(hal_soc_to_hal_soc_handle(hal_soc),
  1359. hal_srng_to_hal_ring_handle(hal_srng),
  1360. &srng_params);
  1361. soc->ipa_uc_rx_rsc.ipa_rx_refill_buf_ring_base_paddr =
  1362. srng_params.ring_base_paddr;
  1363. soc->ipa_uc_rx_rsc.ipa_rx_refill_buf_ring_base_vaddr =
  1364. srng_params.ring_base_vaddr;
  1365. soc->ipa_uc_rx_rsc.ipa_rx_refill_buf_ring_size =
  1366. (srng_params.num_entries * srng_params.entry_size) << 2;
  1367. hp_addr = hal_srng_get_hp_addr(hal_soc_to_hal_soc_handle(hal_soc),
  1368. hal_srng_to_hal_ring_handle(hal_srng));
  1369. soc->ipa_uc_rx_rsc.ipa_rx_refill_buf_hp_paddr =
  1370. qdf_mem_paddr_from_dmaaddr(soc->osdev, hp_addr);
  1371. dp_info("IPA REFILL_BUF Ring hp_paddr=%x paddr=%pK vaddr=%pK size= %u(%u bytes)",
  1372. (unsigned int)(soc->ipa_uc_rx_rsc.ipa_rx_refill_buf_hp_paddr),
  1373. (void *)soc->ipa_uc_rx_rsc.ipa_rx_refill_buf_ring_base_paddr,
  1374. (void *)soc->ipa_uc_rx_rsc.ipa_rx_refill_buf_ring_base_vaddr,
  1375. srng_params.num_entries,
  1376. soc->ipa_uc_rx_rsc.ipa_rx_refill_buf_ring_size);
  1377. /*
  1378. * Set DEST_RING_MAPPING_4 to SW2 as default value for
  1379. * DESTINATION_RING_CTRL_IX_0.
  1380. */
  1381. ix0_map[0] = REO_REMAP_SW1;
  1382. ix0_map[1] = REO_REMAP_SW1;
  1383. ix0_map[2] = REO_REMAP_SW2;
  1384. ix0_map[3] = REO_REMAP_SW3;
  1385. ix0_map[4] = REO_REMAP_SW2;
  1386. ix0_map[5] = REO_REMAP_RELEASE;
  1387. ix0_map[6] = REO_REMAP_FW;
  1388. ix0_map[7] = REO_REMAP_FW;
  1389. ix0 = hal_gen_reo_remap_val(soc->hal_soc, HAL_REO_REMAP_REG_IX0,
  1390. ix0_map);
  1391. hal_reo_read_write_ctrl_ix(soc->hal_soc, false, &ix0, NULL, NULL, NULL);
  1392. dp_ipa_rx_alt_ring_resource_setup(soc, pdev);
  1393. return 0;
  1394. }
  1395. #ifdef IPA_WDI3_VLAN_SUPPORT
  1396. /*
  1397. * dp_ipa_rx_alt_ring_get_resource() - get IPA 2nd RX ring resources
  1398. * @pdev: data path pdev handle
  1399. *
  1400. * Return: Success if resourece is found
  1401. */
  1402. static QDF_STATUS dp_ipa_rx_alt_ring_get_resource(struct dp_pdev *pdev)
  1403. {
  1404. struct dp_soc *soc = pdev->soc;
  1405. struct dp_ipa_resources *ipa_res = &pdev->ipa_resource;
  1406. if (!wlan_ipa_is_vlan_enabled())
  1407. return QDF_STATUS_SUCCESS;
  1408. dp_ipa_get_shared_mem_info(soc->osdev, &ipa_res->rx_alt_rdy_ring,
  1409. soc->ipa_uc_rx_rsc_alt.ipa_reo_ring_base_vaddr,
  1410. soc->ipa_uc_rx_rsc_alt.ipa_reo_ring_base_paddr,
  1411. soc->ipa_uc_rx_rsc_alt.ipa_reo_ring_size);
  1412. dp_ipa_get_shared_mem_info(
  1413. soc->osdev, &ipa_res->rx_alt_refill_ring,
  1414. soc->ipa_uc_rx_rsc_alt.ipa_rx_refill_buf_ring_base_vaddr,
  1415. soc->ipa_uc_rx_rsc_alt.ipa_rx_refill_buf_ring_base_paddr,
  1416. soc->ipa_uc_rx_rsc_alt.ipa_rx_refill_buf_ring_size);
  1417. if (!qdf_mem_get_dma_addr(soc->osdev,
  1418. &ipa_res->rx_alt_rdy_ring.mem_info) ||
  1419. !qdf_mem_get_dma_addr(soc->osdev,
  1420. &ipa_res->rx_alt_refill_ring.mem_info))
  1421. return QDF_STATUS_E_FAILURE;
  1422. return QDF_STATUS_SUCCESS;
  1423. }
  1424. #else
  1425. static inline QDF_STATUS dp_ipa_rx_alt_ring_get_resource(struct dp_pdev *pdev)
  1426. {
  1427. return QDF_STATUS_SUCCESS;
  1428. }
  1429. #endif
  1430. QDF_STATUS dp_ipa_get_resource(struct cdp_soc_t *soc_hdl, uint8_t pdev_id)
  1431. {
  1432. struct dp_soc *soc = cdp_soc_t_to_dp_soc(soc_hdl);
  1433. struct dp_pdev *pdev =
  1434. dp_get_pdev_from_soc_pdev_id_wifi3(soc, pdev_id);
  1435. struct dp_ipa_resources *ipa_res;
  1436. if (!pdev) {
  1437. dp_err("Invalid instance");
  1438. return QDF_STATUS_E_FAILURE;
  1439. }
  1440. ipa_res = &pdev->ipa_resource;
  1441. if (!wlan_cfg_is_ipa_enabled(soc->wlan_cfg_ctx))
  1442. return QDF_STATUS_SUCCESS;
  1443. ipa_res->tx_num_alloc_buffer =
  1444. (uint32_t)soc->ipa_uc_tx_rsc.alloc_tx_buf_cnt;
  1445. dp_ipa_get_shared_mem_info(soc->osdev, &ipa_res->tx_ring,
  1446. soc->ipa_uc_tx_rsc.ipa_tcl_ring_base_vaddr,
  1447. soc->ipa_uc_tx_rsc.ipa_tcl_ring_base_paddr,
  1448. soc->ipa_uc_tx_rsc.ipa_tcl_ring_size);
  1449. dp_ipa_get_shared_mem_info(soc->osdev, &ipa_res->tx_comp_ring,
  1450. soc->ipa_uc_tx_rsc.ipa_wbm_ring_base_vaddr,
  1451. soc->ipa_uc_tx_rsc.ipa_wbm_ring_base_paddr,
  1452. soc->ipa_uc_tx_rsc.ipa_wbm_ring_size);
  1453. dp_ipa_get_shared_mem_info(soc->osdev, &ipa_res->rx_rdy_ring,
  1454. soc->ipa_uc_rx_rsc.ipa_reo_ring_base_vaddr,
  1455. soc->ipa_uc_rx_rsc.ipa_reo_ring_base_paddr,
  1456. soc->ipa_uc_rx_rsc.ipa_reo_ring_size);
  1457. dp_ipa_get_shared_mem_info(
  1458. soc->osdev, &ipa_res->rx_refill_ring,
  1459. soc->ipa_uc_rx_rsc.ipa_rx_refill_buf_ring_base_vaddr,
  1460. soc->ipa_uc_rx_rsc.ipa_rx_refill_buf_ring_base_paddr,
  1461. soc->ipa_uc_rx_rsc.ipa_rx_refill_buf_ring_size);
  1462. if (!qdf_mem_get_dma_addr(soc->osdev, &ipa_res->tx_ring.mem_info) ||
  1463. !qdf_mem_get_dma_addr(soc->osdev,
  1464. &ipa_res->tx_comp_ring.mem_info) ||
  1465. !qdf_mem_get_dma_addr(soc->osdev, &ipa_res->rx_rdy_ring.mem_info) ||
  1466. !qdf_mem_get_dma_addr(soc->osdev,
  1467. &ipa_res->rx_refill_ring.mem_info))
  1468. return QDF_STATUS_E_FAILURE;
  1469. if (dp_ipa_tx_alt_ring_get_resource(pdev))
  1470. return QDF_STATUS_E_FAILURE;
  1471. if (dp_ipa_rx_alt_ring_get_resource(pdev))
  1472. return QDF_STATUS_E_FAILURE;
  1473. return QDF_STATUS_SUCCESS;
  1474. }
  1475. #ifdef IPA_SET_RESET_TX_DB_PA
  1476. #define DP_IPA_SET_TX_DB_PADDR(soc, ipa_res)
  1477. #else
  1478. #define DP_IPA_SET_TX_DB_PADDR(soc, ipa_res) \
  1479. dp_ipa_set_tx_doorbell_paddr(soc, ipa_res)
  1480. #endif
  1481. #ifdef IPA_WDI3_VLAN_SUPPORT
  1482. /*
  1483. * dp_ipa_map_rx_alt_ring_doorbell_paddr() - Map 2nd rx ring doorbell paddr
  1484. * @pdev: data path pdev handle
  1485. *
  1486. * Return: none
  1487. */
  1488. static void dp_ipa_map_rx_alt_ring_doorbell_paddr(struct dp_pdev *pdev)
  1489. {
  1490. struct dp_ipa_resources *ipa_res = &pdev->ipa_resource;
  1491. uint32_t rx_ready_doorbell_dmaaddr;
  1492. struct dp_soc *soc = pdev->soc;
  1493. struct hal_srng *reo_srng = (struct hal_srng *)
  1494. soc->reo_dest_ring[IPA_ALT_REO_DEST_RING_IDX].hal_srng;
  1495. int ret = 0;
  1496. if (!wlan_ipa_is_vlan_enabled())
  1497. return;
  1498. if (qdf_mem_smmu_s1_enabled(soc->osdev)) {
  1499. ret = pld_smmu_map(soc->osdev->dev,
  1500. ipa_res->rx_alt_ready_doorbell_paddr,
  1501. &rx_ready_doorbell_dmaaddr,
  1502. sizeof(uint32_t));
  1503. ipa_res->rx_alt_ready_doorbell_paddr =
  1504. rx_ready_doorbell_dmaaddr;
  1505. qdf_assert_always(!ret);
  1506. }
  1507. hal_srng_dst_set_hp_paddr_confirm(reo_srng,
  1508. ipa_res->rx_alt_ready_doorbell_paddr);
  1509. }
  1510. /*
  1511. * dp_ipa_unmap_rx_alt_ring_doorbell_paddr() - Unmap 2nd rx ring doorbell paddr
  1512. * @pdev: data path pdev handle
  1513. *
  1514. * Return: none
  1515. */
  1516. static void dp_ipa_unmap_rx_alt_ring_doorbell_paddr(struct dp_pdev *pdev)
  1517. {
  1518. struct dp_ipa_resources *ipa_res = &pdev->ipa_resource;
  1519. struct dp_soc *soc = pdev->soc;
  1520. int ret = 0;
  1521. if (!wlan_ipa_is_vlan_enabled())
  1522. return;
  1523. if (!qdf_mem_smmu_s1_enabled(soc->osdev))
  1524. return;
  1525. ret = pld_smmu_unmap(soc->osdev->dev,
  1526. ipa_res->rx_alt_ready_doorbell_paddr,
  1527. sizeof(uint32_t));
  1528. qdf_assert_always(!ret);
  1529. }
  1530. #else
  1531. static inline void dp_ipa_map_rx_alt_ring_doorbell_paddr(struct dp_pdev *pdev)
  1532. { }
  1533. static inline void dp_ipa_unmap_rx_alt_ring_doorbell_paddr(struct dp_pdev *pdev)
  1534. { }
  1535. #endif
  1536. QDF_STATUS dp_ipa_set_doorbell_paddr(struct cdp_soc_t *soc_hdl, uint8_t pdev_id)
  1537. {
  1538. struct dp_soc *soc = cdp_soc_t_to_dp_soc(soc_hdl);
  1539. struct dp_pdev *pdev =
  1540. dp_get_pdev_from_soc_pdev_id_wifi3(soc, pdev_id);
  1541. struct dp_ipa_resources *ipa_res;
  1542. struct hal_srng *reo_srng = (struct hal_srng *)
  1543. soc->reo_dest_ring[IPA_REO_DEST_RING_IDX].hal_srng;
  1544. if (!pdev) {
  1545. dp_err("Invalid instance");
  1546. return QDF_STATUS_E_FAILURE;
  1547. }
  1548. ipa_res = &pdev->ipa_resource;
  1549. if (!wlan_cfg_is_ipa_enabled(soc->wlan_cfg_ctx))
  1550. return QDF_STATUS_SUCCESS;
  1551. dp_ipa_map_ring_doorbell_paddr(pdev);
  1552. dp_ipa_map_rx_alt_ring_doorbell_paddr(pdev);
  1553. DP_IPA_SET_TX_DB_PADDR(soc, ipa_res);
  1554. /*
  1555. * For RX, REO module on Napier/Hastings does reordering on incoming
  1556. * Ethernet packets and writes one or more descriptors to REO2IPA Rx
  1557. * ring.It then updates the ring’s Write/Head ptr and rings a doorbell
  1558. * to IPA.
  1559. * Set the doorbell addr for the REO ring.
  1560. */
  1561. hal_srng_dst_set_hp_paddr_confirm(reo_srng,
  1562. ipa_res->rx_ready_doorbell_paddr);
  1563. return QDF_STATUS_SUCCESS;
  1564. }
  1565. QDF_STATUS dp_ipa_iounmap_doorbell_vaddr(struct cdp_soc_t *soc_hdl,
  1566. uint8_t pdev_id)
  1567. {
  1568. struct dp_soc *soc = cdp_soc_t_to_dp_soc(soc_hdl);
  1569. struct dp_pdev *pdev =
  1570. dp_get_pdev_from_soc_pdev_id_wifi3(soc, pdev_id);
  1571. struct dp_ipa_resources *ipa_res;
  1572. if (!wlan_cfg_is_ipa_enabled(soc->wlan_cfg_ctx))
  1573. return QDF_STATUS_SUCCESS;
  1574. if (!pdev) {
  1575. dp_err("Invalid instance");
  1576. return QDF_STATUS_E_FAILURE;
  1577. }
  1578. ipa_res = &pdev->ipa_resource;
  1579. if (!ipa_res->is_db_ddr_mapped)
  1580. iounmap(ipa_res->tx_comp_doorbell_vaddr);
  1581. return QDF_STATUS_SUCCESS;
  1582. }
  1583. QDF_STATUS dp_ipa_op_response(struct cdp_soc_t *soc_hdl, uint8_t pdev_id,
  1584. uint8_t *op_msg)
  1585. {
  1586. struct dp_soc *soc = cdp_soc_t_to_dp_soc(soc_hdl);
  1587. struct dp_pdev *pdev =
  1588. dp_get_pdev_from_soc_pdev_id_wifi3(soc, pdev_id);
  1589. if (!pdev) {
  1590. dp_err("Invalid instance");
  1591. return QDF_STATUS_E_FAILURE;
  1592. }
  1593. if (!wlan_cfg_is_ipa_enabled(pdev->soc->wlan_cfg_ctx))
  1594. return QDF_STATUS_SUCCESS;
  1595. if (pdev->ipa_uc_op_cb) {
  1596. pdev->ipa_uc_op_cb(op_msg, pdev->usr_ctxt);
  1597. } else {
  1598. QDF_TRACE(QDF_MODULE_ID_TXRX, QDF_TRACE_LEVEL_ERROR,
  1599. "%s: IPA callback function is not registered", __func__);
  1600. qdf_mem_free(op_msg);
  1601. return QDF_STATUS_E_FAILURE;
  1602. }
  1603. return QDF_STATUS_SUCCESS;
  1604. }
  1605. QDF_STATUS dp_ipa_register_op_cb(struct cdp_soc_t *soc_hdl, uint8_t pdev_id,
  1606. ipa_uc_op_cb_type op_cb,
  1607. void *usr_ctxt)
  1608. {
  1609. struct dp_soc *soc = cdp_soc_t_to_dp_soc(soc_hdl);
  1610. struct dp_pdev *pdev =
  1611. dp_get_pdev_from_soc_pdev_id_wifi3(soc, pdev_id);
  1612. if (!pdev) {
  1613. dp_err("Invalid instance");
  1614. return QDF_STATUS_E_FAILURE;
  1615. }
  1616. if (!wlan_cfg_is_ipa_enabled(pdev->soc->wlan_cfg_ctx))
  1617. return QDF_STATUS_SUCCESS;
  1618. pdev->ipa_uc_op_cb = op_cb;
  1619. pdev->usr_ctxt = usr_ctxt;
  1620. return QDF_STATUS_SUCCESS;
  1621. }
  1622. void dp_ipa_deregister_op_cb(struct cdp_soc_t *soc_hdl, uint8_t pdev_id)
  1623. {
  1624. struct dp_soc *soc = cdp_soc_t_to_dp_soc(soc_hdl);
  1625. struct dp_pdev *pdev = dp_get_pdev_from_soc_pdev_id_wifi3(soc, pdev_id);
  1626. if (!pdev) {
  1627. dp_err("Invalid instance");
  1628. return;
  1629. }
  1630. dp_debug("Deregister OP handler callback");
  1631. pdev->ipa_uc_op_cb = NULL;
  1632. pdev->usr_ctxt = NULL;
  1633. }
  1634. QDF_STATUS dp_ipa_get_stat(struct cdp_soc_t *soc_hdl, uint8_t pdev_id)
  1635. {
  1636. /* TBD */
  1637. return QDF_STATUS_SUCCESS;
  1638. }
  1639. /**
  1640. * dp_tx_send_ipa_data_frame() - send IPA data frame
  1641. * @soc_hdl: datapath soc handle
  1642. * @vdev_id: id of the virtual device
  1643. * @skb: skb to transmit
  1644. *
  1645. * Return: skb/ NULL is for success
  1646. */
  1647. qdf_nbuf_t dp_tx_send_ipa_data_frame(struct cdp_soc_t *soc_hdl, uint8_t vdev_id,
  1648. qdf_nbuf_t skb)
  1649. {
  1650. qdf_nbuf_t ret;
  1651. /* Terminate the (single-element) list of tx frames */
  1652. qdf_nbuf_set_next(skb, NULL);
  1653. ret = dp_tx_send(soc_hdl, vdev_id, skb);
  1654. if (ret) {
  1655. QDF_TRACE(QDF_MODULE_ID_TXRX, QDF_TRACE_LEVEL_ERROR,
  1656. "%s: Failed to tx", __func__);
  1657. return ret;
  1658. }
  1659. return NULL;
  1660. }
  1661. #ifdef QCA_IPA_LL_TX_FLOW_CONTROL
  1662. /**
  1663. * dp_ipa_is_target_ready() - check if target is ready or not
  1664. * @soc: datapath soc handle
  1665. *
  1666. * Return: true if target is ready
  1667. */
  1668. static inline
  1669. bool dp_ipa_is_target_ready(struct dp_soc *soc)
  1670. {
  1671. if (hif_get_target_status(soc->hif_handle) == TARGET_STATUS_RESET)
  1672. return false;
  1673. else
  1674. return true;
  1675. }
  1676. #else
  1677. static inline
  1678. bool dp_ipa_is_target_ready(struct dp_soc *soc)
  1679. {
  1680. return true;
  1681. }
  1682. #endif
  1683. QDF_STATUS dp_ipa_enable_autonomy(struct cdp_soc_t *soc_hdl, uint8_t pdev_id)
  1684. {
  1685. struct dp_soc *soc = cdp_soc_t_to_dp_soc(soc_hdl);
  1686. struct dp_pdev *pdev =
  1687. dp_get_pdev_from_soc_pdev_id_wifi3(soc, pdev_id);
  1688. uint32_t ix0;
  1689. uint32_t ix2;
  1690. uint8_t ix_map[8];
  1691. if (!pdev) {
  1692. dp_err("Invalid instance");
  1693. return QDF_STATUS_E_FAILURE;
  1694. }
  1695. if (!wlan_cfg_is_ipa_enabled(soc->wlan_cfg_ctx))
  1696. return QDF_STATUS_SUCCESS;
  1697. if (!hif_is_target_ready(HIF_GET_SOFTC(soc->hif_handle)))
  1698. return QDF_STATUS_E_AGAIN;
  1699. if (!dp_ipa_is_target_ready(soc))
  1700. return QDF_STATUS_E_AGAIN;
  1701. /* Call HAL API to remap REO rings to REO2IPA ring */
  1702. ix_map[0] = REO_REMAP_SW1;
  1703. ix_map[1] = REO_REMAP_SW4;
  1704. ix_map[2] = REO_REMAP_SW1;
  1705. if (wlan_ipa_is_vlan_enabled())
  1706. ix_map[3] = REO_REMAP_SW3;
  1707. else
  1708. ix_map[3] = REO_REMAP_SW4;
  1709. ix_map[4] = REO_REMAP_SW4;
  1710. ix_map[5] = REO_REMAP_RELEASE;
  1711. ix_map[6] = REO_REMAP_FW;
  1712. ix_map[7] = REO_REMAP_FW;
  1713. ix0 = hal_gen_reo_remap_val(soc->hal_soc, HAL_REO_REMAP_REG_IX0,
  1714. ix_map);
  1715. if (wlan_cfg_is_rx_hash_enabled(soc->wlan_cfg_ctx)) {
  1716. ix_map[0] = REO_REMAP_SW4;
  1717. ix_map[1] = REO_REMAP_SW4;
  1718. ix_map[2] = REO_REMAP_SW4;
  1719. ix_map[3] = REO_REMAP_SW4;
  1720. ix_map[4] = REO_REMAP_SW4;
  1721. ix_map[5] = REO_REMAP_SW4;
  1722. ix_map[6] = REO_REMAP_SW4;
  1723. ix_map[7] = REO_REMAP_SW4;
  1724. ix2 = hal_gen_reo_remap_val(soc->hal_soc, HAL_REO_REMAP_REG_IX2,
  1725. ix_map);
  1726. hal_reo_read_write_ctrl_ix(soc->hal_soc, false, &ix0, NULL,
  1727. &ix2, &ix2);
  1728. dp_ipa_reo_remap_history_add(ix0, ix2, ix2);
  1729. } else {
  1730. hal_reo_read_write_ctrl_ix(soc->hal_soc, false, &ix0, NULL,
  1731. NULL, NULL);
  1732. dp_ipa_reo_remap_history_add(ix0, 0, 0);
  1733. }
  1734. return QDF_STATUS_SUCCESS;
  1735. }
  1736. QDF_STATUS dp_ipa_disable_autonomy(struct cdp_soc_t *soc_hdl, uint8_t pdev_id)
  1737. {
  1738. struct dp_soc *soc = cdp_soc_t_to_dp_soc(soc_hdl);
  1739. struct dp_pdev *pdev =
  1740. dp_get_pdev_from_soc_pdev_id_wifi3(soc, pdev_id);
  1741. uint8_t ix0_map[8];
  1742. uint32_t ix0;
  1743. uint32_t ix1;
  1744. uint32_t ix2;
  1745. uint32_t ix3;
  1746. if (!pdev) {
  1747. dp_err("Invalid instance");
  1748. return QDF_STATUS_E_FAILURE;
  1749. }
  1750. if (!wlan_cfg_is_ipa_enabled(soc->wlan_cfg_ctx))
  1751. return QDF_STATUS_SUCCESS;
  1752. if (!hif_is_target_ready(HIF_GET_SOFTC(soc->hif_handle)))
  1753. return QDF_STATUS_E_AGAIN;
  1754. if (!dp_ipa_is_target_ready(soc))
  1755. return QDF_STATUS_E_AGAIN;
  1756. ix0_map[0] = REO_REMAP_SW1;
  1757. ix0_map[1] = REO_REMAP_SW1;
  1758. ix0_map[2] = REO_REMAP_SW2;
  1759. ix0_map[3] = REO_REMAP_SW3;
  1760. ix0_map[4] = REO_REMAP_SW2;
  1761. ix0_map[5] = REO_REMAP_RELEASE;
  1762. ix0_map[6] = REO_REMAP_FW;
  1763. ix0_map[7] = REO_REMAP_FW;
  1764. /* Call HAL API to remap REO rings to REO2IPA ring */
  1765. ix0 = hal_gen_reo_remap_val(soc->hal_soc, HAL_REO_REMAP_REG_IX0,
  1766. ix0_map);
  1767. if (wlan_cfg_is_rx_hash_enabled(soc->wlan_cfg_ctx)) {
  1768. dp_reo_remap_config(soc, &ix1, &ix2, &ix3);
  1769. hal_reo_read_write_ctrl_ix(soc->hal_soc, false, &ix0, NULL,
  1770. &ix2, &ix3);
  1771. dp_ipa_reo_remap_history_add(ix0, ix2, ix3);
  1772. } else {
  1773. hal_reo_read_write_ctrl_ix(soc->hal_soc, false, &ix0, NULL,
  1774. NULL, NULL);
  1775. dp_ipa_reo_remap_history_add(ix0, 0, 0);
  1776. }
  1777. return QDF_STATUS_SUCCESS;
  1778. }
  1779. /* This should be configurable per H/W configuration enable status */
  1780. #define L3_HEADER_PADDING 2
  1781. #if (LINUX_VERSION_CODE >= KERNEL_VERSION(5, 10, 0)) || \
  1782. defined(CONFIG_IPA_WDI_UNIFIED_API)
  1783. #if !defined(QCA_LL_TX_FLOW_CONTROL_V2) && !defined(QCA_IPA_LL_TX_FLOW_CONTROL)
  1784. static inline void dp_setup_mcc_sys_pipes(
  1785. qdf_ipa_sys_connect_params_t *sys_in,
  1786. qdf_ipa_wdi_conn_in_params_t *pipe_in)
  1787. {
  1788. int i = 0;
  1789. /* Setup MCC sys pipe */
  1790. QDF_IPA_WDI_CONN_IN_PARAMS_NUM_SYS_PIPE_NEEDED(pipe_in) =
  1791. DP_IPA_MAX_IFACE;
  1792. for (i = 0; i < DP_IPA_MAX_IFACE; i++)
  1793. memcpy(&QDF_IPA_WDI_CONN_IN_PARAMS_SYS_IN(pipe_in)[i],
  1794. &sys_in[i], sizeof(qdf_ipa_sys_connect_params_t));
  1795. }
  1796. #else
  1797. static inline void dp_setup_mcc_sys_pipes(
  1798. qdf_ipa_sys_connect_params_t *sys_in,
  1799. qdf_ipa_wdi_conn_in_params_t *pipe_in)
  1800. {
  1801. QDF_IPA_WDI_CONN_IN_PARAMS_NUM_SYS_PIPE_NEEDED(pipe_in) = 0;
  1802. }
  1803. #endif
  1804. static void dp_ipa_wdi_tx_params(struct dp_soc *soc,
  1805. struct dp_ipa_resources *ipa_res,
  1806. qdf_ipa_wdi_pipe_setup_info_t *tx,
  1807. bool over_gsi)
  1808. {
  1809. if (over_gsi)
  1810. QDF_IPA_WDI_SETUP_INFO_CLIENT(tx) = IPA_CLIENT_WLAN2_CONS;
  1811. else
  1812. QDF_IPA_WDI_SETUP_INFO_CLIENT(tx) = IPA_CLIENT_WLAN1_CONS;
  1813. QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_BASE_PA(tx) =
  1814. qdf_mem_get_dma_addr(soc->osdev,
  1815. &ipa_res->tx_comp_ring.mem_info);
  1816. QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_SIZE(tx) =
  1817. qdf_mem_get_dma_size(soc->osdev,
  1818. &ipa_res->tx_comp_ring.mem_info);
  1819. /* WBM Tail Pointer Address */
  1820. QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_DOORBELL_PA(tx) =
  1821. soc->ipa_uc_tx_rsc.ipa_wbm_tp_paddr;
  1822. QDF_IPA_WDI_SETUP_INFO_IS_TXR_RN_DB_PCIE_ADDR(tx) = true;
  1823. QDF_IPA_WDI_SETUP_INFO_EVENT_RING_BASE_PA(tx) =
  1824. qdf_mem_get_dma_addr(soc->osdev,
  1825. &ipa_res->tx_ring.mem_info);
  1826. QDF_IPA_WDI_SETUP_INFO_EVENT_RING_SIZE(tx) =
  1827. qdf_mem_get_dma_size(soc->osdev,
  1828. &ipa_res->tx_ring.mem_info);
  1829. /* TCL Head Pointer Address */
  1830. QDF_IPA_WDI_SETUP_INFO_EVENT_RING_DOORBELL_PA(tx) =
  1831. soc->ipa_uc_tx_rsc.ipa_tcl_hp_paddr;
  1832. QDF_IPA_WDI_SETUP_INFO_IS_EVT_RN_DB_PCIE_ADDR(tx) = true;
  1833. QDF_IPA_WDI_SETUP_INFO_NUM_PKT_BUFFERS(tx) =
  1834. ipa_res->tx_num_alloc_buffer;
  1835. QDF_IPA_WDI_SETUP_INFO_PKT_OFFSET(tx) = 0;
  1836. }
  1837. static void dp_ipa_wdi_rx_params(struct dp_soc *soc,
  1838. struct dp_ipa_resources *ipa_res,
  1839. qdf_ipa_wdi_pipe_setup_info_t *rx,
  1840. bool over_gsi)
  1841. {
  1842. if (over_gsi)
  1843. QDF_IPA_WDI_SETUP_INFO_CLIENT(rx) =
  1844. IPA_CLIENT_WLAN2_PROD;
  1845. else
  1846. QDF_IPA_WDI_SETUP_INFO_CLIENT(rx) =
  1847. IPA_CLIENT_WLAN1_PROD;
  1848. QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_BASE_PA(rx) =
  1849. qdf_mem_get_dma_addr(soc->osdev,
  1850. &ipa_res->rx_rdy_ring.mem_info);
  1851. QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_SIZE(rx) =
  1852. qdf_mem_get_dma_size(soc->osdev,
  1853. &ipa_res->rx_rdy_ring.mem_info);
  1854. /* REO Tail Pointer Address */
  1855. QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_DOORBELL_PA(rx) =
  1856. soc->ipa_uc_rx_rsc.ipa_reo_tp_paddr;
  1857. QDF_IPA_WDI_SETUP_INFO_IS_TXR_RN_DB_PCIE_ADDR(rx) = true;
  1858. QDF_IPA_WDI_SETUP_INFO_EVENT_RING_BASE_PA(rx) =
  1859. qdf_mem_get_dma_addr(soc->osdev,
  1860. &ipa_res->rx_refill_ring.mem_info);
  1861. QDF_IPA_WDI_SETUP_INFO_EVENT_RING_SIZE(rx) =
  1862. qdf_mem_get_dma_size(soc->osdev,
  1863. &ipa_res->rx_refill_ring.mem_info);
  1864. /* FW Head Pointer Address */
  1865. QDF_IPA_WDI_SETUP_INFO_EVENT_RING_DOORBELL_PA(rx) =
  1866. soc->ipa_uc_rx_rsc.ipa_rx_refill_buf_hp_paddr;
  1867. QDF_IPA_WDI_SETUP_INFO_IS_EVT_RN_DB_PCIE_ADDR(rx) = false;
  1868. QDF_IPA_WDI_SETUP_INFO_PKT_OFFSET(rx) =
  1869. soc->rx_pkt_tlv_size + L3_HEADER_PADDING;
  1870. }
  1871. static void
  1872. dp_ipa_wdi_tx_smmu_params(struct dp_soc *soc,
  1873. struct dp_ipa_resources *ipa_res,
  1874. qdf_ipa_wdi_pipe_setup_info_smmu_t *tx_smmu,
  1875. bool over_gsi,
  1876. qdf_ipa_wdi_hdl_t hdl)
  1877. {
  1878. if (over_gsi) {
  1879. if (hdl == DP_IPA_HDL_FIRST)
  1880. QDF_IPA_WDI_SETUP_INFO_SMMU_CLIENT(tx_smmu) =
  1881. IPA_CLIENT_WLAN2_CONS;
  1882. else if (hdl == DP_IPA_HDL_SECOND)
  1883. QDF_IPA_WDI_SETUP_INFO_SMMU_CLIENT(tx_smmu) =
  1884. IPA_CLIENT_WLAN4_CONS;
  1885. } else {
  1886. QDF_IPA_WDI_SETUP_INFO_SMMU_CLIENT(tx_smmu) =
  1887. IPA_CLIENT_WLAN1_CONS;
  1888. }
  1889. qdf_mem_copy(&QDF_IPA_WDI_SETUP_INFO_SMMU_TRANSFER_RING_BASE(tx_smmu),
  1890. &ipa_res->tx_comp_ring.sgtable,
  1891. sizeof(sgtable_t));
  1892. QDF_IPA_WDI_SETUP_INFO_SMMU_TRANSFER_RING_SIZE(tx_smmu) =
  1893. qdf_mem_get_dma_size(soc->osdev,
  1894. &ipa_res->tx_comp_ring.mem_info);
  1895. /* WBM Tail Pointer Address */
  1896. QDF_IPA_WDI_SETUP_INFO_SMMU_TRANSFER_RING_DOORBELL_PA(tx_smmu) =
  1897. soc->ipa_uc_tx_rsc.ipa_wbm_tp_paddr;
  1898. QDF_IPA_WDI_SETUP_INFO_SMMU_IS_TXR_RN_DB_PCIE_ADDR(tx_smmu) = true;
  1899. qdf_mem_copy(&QDF_IPA_WDI_SETUP_INFO_SMMU_EVENT_RING_BASE(tx_smmu),
  1900. &ipa_res->tx_ring.sgtable,
  1901. sizeof(sgtable_t));
  1902. QDF_IPA_WDI_SETUP_INFO_SMMU_EVENT_RING_SIZE(tx_smmu) =
  1903. qdf_mem_get_dma_size(soc->osdev,
  1904. &ipa_res->tx_ring.mem_info);
  1905. /* TCL Head Pointer Address */
  1906. QDF_IPA_WDI_SETUP_INFO_SMMU_EVENT_RING_DOORBELL_PA(tx_smmu) =
  1907. soc->ipa_uc_tx_rsc.ipa_tcl_hp_paddr;
  1908. QDF_IPA_WDI_SETUP_INFO_SMMU_IS_EVT_RN_DB_PCIE_ADDR(tx_smmu) = true;
  1909. QDF_IPA_WDI_SETUP_INFO_SMMU_NUM_PKT_BUFFERS(tx_smmu) =
  1910. ipa_res->tx_num_alloc_buffer;
  1911. QDF_IPA_WDI_SETUP_INFO_SMMU_PKT_OFFSET(tx_smmu) = 0;
  1912. }
  1913. static void
  1914. dp_ipa_wdi_rx_smmu_params(struct dp_soc *soc,
  1915. struct dp_ipa_resources *ipa_res,
  1916. qdf_ipa_wdi_pipe_setup_info_smmu_t *rx_smmu,
  1917. bool over_gsi,
  1918. qdf_ipa_wdi_hdl_t hdl)
  1919. {
  1920. if (over_gsi) {
  1921. if (hdl == DP_IPA_HDL_FIRST)
  1922. QDF_IPA_WDI_SETUP_INFO_SMMU_CLIENT(rx_smmu) =
  1923. IPA_CLIENT_WLAN2_PROD;
  1924. else if (hdl == DP_IPA_HDL_SECOND)
  1925. QDF_IPA_WDI_SETUP_INFO_SMMU_CLIENT(rx_smmu) =
  1926. IPA_CLIENT_WLAN3_PROD;
  1927. } else {
  1928. QDF_IPA_WDI_SETUP_INFO_SMMU_CLIENT(rx_smmu) =
  1929. IPA_CLIENT_WLAN1_PROD;
  1930. }
  1931. qdf_mem_copy(&QDF_IPA_WDI_SETUP_INFO_SMMU_TRANSFER_RING_BASE(rx_smmu),
  1932. &ipa_res->rx_rdy_ring.sgtable,
  1933. sizeof(sgtable_t));
  1934. QDF_IPA_WDI_SETUP_INFO_SMMU_TRANSFER_RING_SIZE(rx_smmu) =
  1935. qdf_mem_get_dma_size(soc->osdev,
  1936. &ipa_res->rx_rdy_ring.mem_info);
  1937. /* REO Tail Pointer Address */
  1938. QDF_IPA_WDI_SETUP_INFO_SMMU_TRANSFER_RING_DOORBELL_PA(rx_smmu) =
  1939. soc->ipa_uc_rx_rsc.ipa_reo_tp_paddr;
  1940. QDF_IPA_WDI_SETUP_INFO_SMMU_IS_TXR_RN_DB_PCIE_ADDR(rx_smmu) = true;
  1941. qdf_mem_copy(&QDF_IPA_WDI_SETUP_INFO_SMMU_EVENT_RING_BASE(rx_smmu),
  1942. &ipa_res->rx_refill_ring.sgtable,
  1943. sizeof(sgtable_t));
  1944. QDF_IPA_WDI_SETUP_INFO_SMMU_EVENT_RING_SIZE(rx_smmu) =
  1945. qdf_mem_get_dma_size(soc->osdev,
  1946. &ipa_res->rx_refill_ring.mem_info);
  1947. /* FW Head Pointer Address */
  1948. QDF_IPA_WDI_SETUP_INFO_SMMU_EVENT_RING_DOORBELL_PA(rx_smmu) =
  1949. soc->ipa_uc_rx_rsc.ipa_rx_refill_buf_hp_paddr;
  1950. QDF_IPA_WDI_SETUP_INFO_SMMU_IS_EVT_RN_DB_PCIE_ADDR(rx_smmu) = false;
  1951. QDF_IPA_WDI_SETUP_INFO_SMMU_PKT_OFFSET(rx_smmu) =
  1952. soc->rx_pkt_tlv_size + L3_HEADER_PADDING;
  1953. }
  1954. #ifdef IPA_WDI3_VLAN_SUPPORT
  1955. /*
  1956. * dp_ipa_wdi_rx_alt_pipe_smmu_params() - Setup 2nd rx pipe smmu params
  1957. * @soc: data path soc handle
  1958. * @ipa_res: ipa resource pointer
  1959. * @rx_smmu: smmu pipe info handle
  1960. * @over_gsi: flag for IPA offload over gsi
  1961. * @hdl: ipa registered handle
  1962. *
  1963. * Return: none
  1964. */
  1965. static void
  1966. dp_ipa_wdi_rx_alt_pipe_smmu_params(struct dp_soc *soc,
  1967. struct dp_ipa_resources *ipa_res,
  1968. qdf_ipa_wdi_pipe_setup_info_smmu_t *rx_smmu,
  1969. bool over_gsi,
  1970. qdf_ipa_wdi_hdl_t hdl)
  1971. {
  1972. if (!wlan_ipa_is_vlan_enabled())
  1973. return;
  1974. if (over_gsi) {
  1975. if (hdl == DP_IPA_HDL_FIRST)
  1976. QDF_IPA_WDI_SETUP_INFO_SMMU_CLIENT(rx_smmu) =
  1977. IPA_CLIENT_WLAN2_PROD1;
  1978. else if (hdl == DP_IPA_HDL_SECOND)
  1979. QDF_IPA_WDI_SETUP_INFO_SMMU_CLIENT(rx_smmu) =
  1980. IPA_CLIENT_WLAN3_PROD1;
  1981. } else {
  1982. QDF_IPA_WDI_SETUP_INFO_SMMU_CLIENT(rx_smmu) =
  1983. IPA_CLIENT_WLAN1_PROD;
  1984. }
  1985. qdf_mem_copy(&QDF_IPA_WDI_SETUP_INFO_SMMU_TRANSFER_RING_BASE(rx_smmu),
  1986. &ipa_res->rx_alt_rdy_ring.sgtable,
  1987. sizeof(sgtable_t));
  1988. QDF_IPA_WDI_SETUP_INFO_SMMU_TRANSFER_RING_SIZE(rx_smmu) =
  1989. qdf_mem_get_dma_size(soc->osdev,
  1990. &ipa_res->rx_alt_rdy_ring.mem_info);
  1991. /* REO Tail Pointer Address */
  1992. QDF_IPA_WDI_SETUP_INFO_SMMU_TRANSFER_RING_DOORBELL_PA(rx_smmu) =
  1993. soc->ipa_uc_rx_rsc_alt.ipa_reo_tp_paddr;
  1994. QDF_IPA_WDI_SETUP_INFO_SMMU_IS_TXR_RN_DB_PCIE_ADDR(rx_smmu) = true;
  1995. qdf_mem_copy(&QDF_IPA_WDI_SETUP_INFO_SMMU_EVENT_RING_BASE(rx_smmu),
  1996. &ipa_res->rx_alt_refill_ring.sgtable,
  1997. sizeof(sgtable_t));
  1998. QDF_IPA_WDI_SETUP_INFO_SMMU_EVENT_RING_SIZE(rx_smmu) =
  1999. qdf_mem_get_dma_size(soc->osdev,
  2000. &ipa_res->rx_alt_refill_ring.mem_info);
  2001. /* FW Head Pointer Address */
  2002. QDF_IPA_WDI_SETUP_INFO_SMMU_EVENT_RING_DOORBELL_PA(rx_smmu) =
  2003. soc->ipa_uc_rx_rsc_alt.ipa_rx_refill_buf_hp_paddr;
  2004. QDF_IPA_WDI_SETUP_INFO_SMMU_IS_EVT_RN_DB_PCIE_ADDR(rx_smmu) = false;
  2005. QDF_IPA_WDI_SETUP_INFO_SMMU_PKT_OFFSET(rx_smmu) =
  2006. soc->rx_pkt_tlv_size + L3_HEADER_PADDING;
  2007. }
  2008. /*
  2009. * dp_ipa_wdi_rx_alt_pipe_smmu_params() - Setup 2nd rx pipe params
  2010. * @soc: data path soc handle
  2011. * @ipa_res: ipa resource pointer
  2012. * @rx: pipe info handle
  2013. * @over_gsi: flag for IPA offload over gsi
  2014. * @hdl: ipa registered handle
  2015. *
  2016. * Return: none
  2017. */
  2018. static void dp_ipa_wdi_rx_alt_pipe_params(struct dp_soc *soc,
  2019. struct dp_ipa_resources *ipa_res,
  2020. qdf_ipa_wdi_pipe_setup_info_t *rx,
  2021. bool over_gsi,
  2022. qdf_ipa_wdi_hdl_t hdl)
  2023. {
  2024. if (!wlan_ipa_is_vlan_enabled())
  2025. return;
  2026. if (over_gsi) {
  2027. if (hdl == DP_IPA_HDL_FIRST)
  2028. QDF_IPA_WDI_SETUP_INFO_CLIENT(rx) =
  2029. IPA_CLIENT_WLAN2_PROD1;
  2030. else if (hdl == DP_IPA_HDL_SECOND)
  2031. QDF_IPA_WDI_SETUP_INFO_CLIENT(rx) =
  2032. IPA_CLIENT_WLAN3_PROD1;
  2033. } else {
  2034. QDF_IPA_WDI_SETUP_INFO_CLIENT(rx) =
  2035. IPA_CLIENT_WLAN1_PROD;
  2036. }
  2037. QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_BASE_PA(rx) =
  2038. qdf_mem_get_dma_addr(soc->osdev,
  2039. &ipa_res->rx_alt_rdy_ring.mem_info);
  2040. QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_SIZE(rx) =
  2041. qdf_mem_get_dma_size(soc->osdev,
  2042. &ipa_res->rx_alt_rdy_ring.mem_info);
  2043. /* REO Tail Pointer Address */
  2044. QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_DOORBELL_PA(rx) =
  2045. soc->ipa_uc_rx_rsc_alt.ipa_reo_tp_paddr;
  2046. QDF_IPA_WDI_SETUP_INFO_IS_TXR_RN_DB_PCIE_ADDR(rx) = true;
  2047. QDF_IPA_WDI_SETUP_INFO_EVENT_RING_BASE_PA(rx) =
  2048. qdf_mem_get_dma_addr(soc->osdev,
  2049. &ipa_res->rx_alt_refill_ring.mem_info);
  2050. QDF_IPA_WDI_SETUP_INFO_EVENT_RING_SIZE(rx) =
  2051. qdf_mem_get_dma_size(soc->osdev,
  2052. &ipa_res->rx_alt_refill_ring.mem_info);
  2053. /* FW Head Pointer Address */
  2054. QDF_IPA_WDI_SETUP_INFO_EVENT_RING_DOORBELL_PA(rx) =
  2055. soc->ipa_uc_rx_rsc_alt.ipa_rx_refill_buf_hp_paddr;
  2056. QDF_IPA_WDI_SETUP_INFO_IS_EVT_RN_DB_PCIE_ADDR(rx) = false;
  2057. QDF_IPA_WDI_SETUP_INFO_PKT_OFFSET(rx) =
  2058. soc->rx_pkt_tlv_size + L3_HEADER_PADDING;
  2059. }
  2060. /*
  2061. * dp_ipa_setup_rx_alt_pipe() - Setup 2nd rx pipe for IPA offload
  2062. * @soc: data path soc handle
  2063. * @res: ipa resource pointer
  2064. * @in: pipe in handle
  2065. * @over_gsi: flag for IPA offload over gsi
  2066. * @hdl: ipa registered handle
  2067. *
  2068. * Return: none
  2069. */
  2070. static void dp_ipa_setup_rx_alt_pipe(struct dp_soc *soc,
  2071. struct dp_ipa_resources *res,
  2072. qdf_ipa_wdi_conn_in_params_t *in,
  2073. bool over_gsi,
  2074. qdf_ipa_wdi_hdl_t hdl)
  2075. {
  2076. qdf_ipa_wdi_pipe_setup_info_smmu_t *rx_smmu = NULL;
  2077. qdf_ipa_wdi_pipe_setup_info_t *rx = NULL;
  2078. qdf_ipa_ep_cfg_t *rx_cfg;
  2079. if (!wlan_ipa_is_vlan_enabled())
  2080. return;
  2081. QDF_IPA_WDI_CONN_IN_PARAMS_IS_RX1_USED(in) = true;
  2082. if (qdf_mem_smmu_s1_enabled(soc->osdev)) {
  2083. rx_smmu = &QDF_IPA_WDI_CONN_IN_PARAMS_RX_ALT_SMMU(in);
  2084. rx_cfg = &QDF_IPA_WDI_SETUP_INFO_SMMU_EP_CFG(rx_smmu);
  2085. dp_ipa_wdi_rx_alt_pipe_smmu_params(soc, res, rx_smmu,
  2086. over_gsi, hdl);
  2087. } else {
  2088. rx = &QDF_IPA_WDI_CONN_IN_PARAMS_RX_ALT(in);
  2089. rx_cfg = &QDF_IPA_WDI_SETUP_INFO_SMMU_EP_CFG(rx);
  2090. dp_ipa_wdi_rx_alt_pipe_params(soc, res, rx, over_gsi, hdl);
  2091. }
  2092. QDF_IPA_EP_CFG_NAT_EN(rx_cfg) = IPA_BYPASS_NAT;
  2093. /* Update with wds len(96) + 4 if wds support is enabled */
  2094. if (ucfg_ipa_is_wds_enabled())
  2095. QDF_IPA_EP_CFG_HDR_LEN(rx_cfg) = DP_IPA_UC_WLAN_RX_HDR_LEN_AST_VLAN;
  2096. else
  2097. QDF_IPA_EP_CFG_HDR_LEN(rx_cfg) = DP_IPA_UC_WLAN_TX_VLAN_HDR_LEN;
  2098. QDF_IPA_EP_CFG_HDR_OFST_PKT_SIZE_VALID(rx_cfg) = 1;
  2099. QDF_IPA_EP_CFG_HDR_OFST_PKT_SIZE(rx_cfg) = 0;
  2100. QDF_IPA_EP_CFG_HDR_ADDITIONAL_CONST_LEN(rx_cfg) = 0;
  2101. QDF_IPA_EP_CFG_HDR_OFST_METADATA_VALID(rx_cfg) = 0;
  2102. QDF_IPA_EP_CFG_HDR_METADATA_REG_VALID(rx_cfg) = 1;
  2103. QDF_IPA_EP_CFG_MODE(rx_cfg) = IPA_BASIC;
  2104. QDF_IPA_EP_CFG_HDR_LITTLE_ENDIAN(rx_cfg) = true;
  2105. }
  2106. /*
  2107. * dp_ipa_set_rx_alt_pipe_db() - Setup 2nd rx pipe doorbell
  2108. * @res: ipa resource pointer
  2109. * @out: pipe out handle
  2110. *
  2111. * Return: none
  2112. */
  2113. static void dp_ipa_set_rx_alt_pipe_db(struct dp_ipa_resources *res,
  2114. qdf_ipa_wdi_conn_out_params_t *out)
  2115. {
  2116. if (!wlan_ipa_is_vlan_enabled())
  2117. return;
  2118. res->rx_alt_ready_doorbell_paddr =
  2119. QDF_IPA_WDI_CONN_OUT_PARAMS_RX_ALT_UC_DB_PA(out);
  2120. dp_debug("Setting DB 0x%x for RX alt pipe",
  2121. res->rx_alt_ready_doorbell_paddr);
  2122. }
  2123. #else
  2124. static inline
  2125. void dp_ipa_setup_rx_alt_pipe(struct dp_soc *soc,
  2126. struct dp_ipa_resources *res,
  2127. qdf_ipa_wdi_conn_in_params_t *in,
  2128. bool over_gsi,
  2129. qdf_ipa_wdi_hdl_t hdl)
  2130. { }
  2131. static inline
  2132. void dp_ipa_set_rx_alt_pipe_db(struct dp_ipa_resources *res,
  2133. qdf_ipa_wdi_conn_out_params_t *out)
  2134. { }
  2135. #endif
  2136. QDF_STATUS dp_ipa_setup(struct cdp_soc_t *soc_hdl, uint8_t pdev_id,
  2137. void *ipa_i2w_cb, void *ipa_w2i_cb,
  2138. void *ipa_wdi_meter_notifier_cb,
  2139. uint32_t ipa_desc_size, void *ipa_priv,
  2140. bool is_rm_enabled, uint32_t *tx_pipe_handle,
  2141. uint32_t *rx_pipe_handle, bool is_smmu_enabled,
  2142. qdf_ipa_sys_connect_params_t *sys_in, bool over_gsi,
  2143. qdf_ipa_wdi_hdl_t hdl, qdf_ipa_wdi_hdl_t id,
  2144. void *ipa_ast_notify_cb)
  2145. {
  2146. struct dp_soc *soc = cdp_soc_t_to_dp_soc(soc_hdl);
  2147. struct dp_pdev *pdev =
  2148. dp_get_pdev_from_soc_pdev_id_wifi3(soc, pdev_id);
  2149. struct dp_ipa_resources *ipa_res;
  2150. qdf_ipa_ep_cfg_t *tx_cfg;
  2151. qdf_ipa_ep_cfg_t *rx_cfg;
  2152. qdf_ipa_wdi_pipe_setup_info_t *tx = NULL;
  2153. qdf_ipa_wdi_pipe_setup_info_t *rx = NULL;
  2154. qdf_ipa_wdi_pipe_setup_info_smmu_t *tx_smmu;
  2155. qdf_ipa_wdi_pipe_setup_info_smmu_t *rx_smmu = NULL;
  2156. qdf_ipa_wdi_conn_in_params_t *pipe_in = NULL;
  2157. qdf_ipa_wdi_conn_out_params_t pipe_out;
  2158. int ret;
  2159. if (!pdev) {
  2160. dp_err("Invalid instance");
  2161. return QDF_STATUS_E_FAILURE;
  2162. }
  2163. ipa_res = &pdev->ipa_resource;
  2164. if (!wlan_cfg_is_ipa_enabled(soc->wlan_cfg_ctx))
  2165. return QDF_STATUS_SUCCESS;
  2166. pipe_in = qdf_mem_malloc(sizeof(*pipe_in));
  2167. if (!pipe_in)
  2168. return QDF_STATUS_E_NOMEM;
  2169. qdf_mem_zero(&pipe_out, sizeof(pipe_out));
  2170. if (is_smmu_enabled)
  2171. QDF_IPA_WDI_CONN_IN_PARAMS_SMMU_ENABLED(pipe_in) = true;
  2172. else
  2173. QDF_IPA_WDI_CONN_IN_PARAMS_SMMU_ENABLED(pipe_in) = false;
  2174. dp_setup_mcc_sys_pipes(sys_in, pipe_in);
  2175. /* TX PIPE */
  2176. if (QDF_IPA_WDI_CONN_IN_PARAMS_SMMU_ENABLED(pipe_in)) {
  2177. tx_smmu = &QDF_IPA_WDI_CONN_IN_PARAMS_TX_SMMU(pipe_in);
  2178. tx_cfg = &QDF_IPA_WDI_SETUP_INFO_SMMU_EP_CFG(tx_smmu);
  2179. } else {
  2180. tx = &QDF_IPA_WDI_CONN_IN_PARAMS_TX(pipe_in);
  2181. tx_cfg = &QDF_IPA_WDI_SETUP_INFO_EP_CFG(tx);
  2182. }
  2183. QDF_IPA_EP_CFG_NAT_EN(tx_cfg) = IPA_BYPASS_NAT;
  2184. QDF_IPA_EP_CFG_HDR_LEN(tx_cfg) = DP_IPA_UC_WLAN_TX_HDR_LEN;
  2185. QDF_IPA_EP_CFG_HDR_OFST_PKT_SIZE_VALID(tx_cfg) = 0;
  2186. QDF_IPA_EP_CFG_HDR_OFST_PKT_SIZE(tx_cfg) = 0;
  2187. QDF_IPA_EP_CFG_HDR_ADDITIONAL_CONST_LEN(tx_cfg) = 0;
  2188. QDF_IPA_EP_CFG_MODE(tx_cfg) = IPA_BASIC;
  2189. QDF_IPA_EP_CFG_HDR_LITTLE_ENDIAN(tx_cfg) = true;
  2190. /**
  2191. * Transfer Ring: WBM Ring
  2192. * Transfer Ring Doorbell PA: WBM Tail Pointer Address
  2193. * Event Ring: TCL ring
  2194. * Event Ring Doorbell PA: TCL Head Pointer Address
  2195. */
  2196. if (is_smmu_enabled)
  2197. dp_ipa_wdi_tx_smmu_params(soc, ipa_res, tx_smmu, over_gsi, id);
  2198. else
  2199. dp_ipa_wdi_tx_params(soc, ipa_res, tx, over_gsi);
  2200. dp_ipa_setup_tx_alt_pipe(soc, ipa_res, pipe_in);
  2201. /* RX PIPE */
  2202. if (QDF_IPA_WDI_CONN_IN_PARAMS_SMMU_ENABLED(pipe_in)) {
  2203. rx_smmu = &QDF_IPA_WDI_CONN_IN_PARAMS_RX_SMMU(pipe_in);
  2204. rx_cfg = &QDF_IPA_WDI_SETUP_INFO_SMMU_EP_CFG(rx_smmu);
  2205. } else {
  2206. rx = &QDF_IPA_WDI_CONN_IN_PARAMS_RX(pipe_in);
  2207. rx_cfg = &QDF_IPA_WDI_SETUP_INFO_EP_CFG(rx);
  2208. }
  2209. QDF_IPA_EP_CFG_NAT_EN(rx_cfg) = IPA_BYPASS_NAT;
  2210. if (ucfg_ipa_is_wds_enabled())
  2211. QDF_IPA_EP_CFG_HDR_LEN(rx_cfg) = DP_IPA_UC_WLAN_RX_HDR_LEN_AST;
  2212. else
  2213. QDF_IPA_EP_CFG_HDR_LEN(rx_cfg) = DP_IPA_UC_WLAN_RX_HDR_LEN;
  2214. QDF_IPA_EP_CFG_HDR_OFST_PKT_SIZE_VALID(rx_cfg) = 1;
  2215. QDF_IPA_EP_CFG_HDR_OFST_PKT_SIZE(rx_cfg) = 0;
  2216. QDF_IPA_EP_CFG_HDR_ADDITIONAL_CONST_LEN(rx_cfg) = 0;
  2217. QDF_IPA_EP_CFG_HDR_OFST_METADATA_VALID(rx_cfg) = 0;
  2218. QDF_IPA_EP_CFG_HDR_METADATA_REG_VALID(rx_cfg) = 1;
  2219. QDF_IPA_EP_CFG_MODE(rx_cfg) = IPA_BASIC;
  2220. QDF_IPA_EP_CFG_HDR_LITTLE_ENDIAN(rx_cfg) = true;
  2221. /**
  2222. * Transfer Ring: REO Ring
  2223. * Transfer Ring Doorbell PA: REO Tail Pointer Address
  2224. * Event Ring: FW ring
  2225. * Event Ring Doorbell PA: FW Head Pointer Address
  2226. */
  2227. if (is_smmu_enabled)
  2228. dp_ipa_wdi_rx_smmu_params(soc, ipa_res, rx_smmu, over_gsi, id);
  2229. else
  2230. dp_ipa_wdi_rx_params(soc, ipa_res, rx, over_gsi);
  2231. /* setup 2nd rx pipe */
  2232. dp_ipa_setup_rx_alt_pipe(soc, ipa_res, pipe_in, over_gsi, id);
  2233. QDF_IPA_WDI_CONN_IN_PARAMS_NOTIFY(pipe_in) = ipa_w2i_cb;
  2234. QDF_IPA_WDI_CONN_IN_PARAMS_PRIV(pipe_in) = ipa_priv;
  2235. QDF_IPA_WDI_CONN_IN_PARAMS_HANDLE(pipe_in) = hdl;
  2236. dp_ipa_ast_notify_cb(pipe_in, ipa_ast_notify_cb);
  2237. /* Connect WDI IPA PIPEs */
  2238. ret = qdf_ipa_wdi_conn_pipes(pipe_in, &pipe_out);
  2239. if (ret) {
  2240. QDF_TRACE(QDF_MODULE_ID_TXRX, QDF_TRACE_LEVEL_ERROR,
  2241. "%s: ipa_wdi_conn_pipes: IPA pipe setup failed: ret=%d",
  2242. __func__, ret);
  2243. qdf_mem_free(pipe_in);
  2244. return QDF_STATUS_E_FAILURE;
  2245. }
  2246. /* IPA uC Doorbell registers */
  2247. dp_info("Tx DB PA=0x%x, Rx DB PA=0x%x",
  2248. (unsigned int)QDF_IPA_WDI_CONN_OUT_PARAMS_TX_UC_DB_PA(&pipe_out),
  2249. (unsigned int)QDF_IPA_WDI_CONN_OUT_PARAMS_RX_UC_DB_PA(&pipe_out));
  2250. dp_ipa_set_pipe_db(ipa_res, &pipe_out);
  2251. dp_ipa_set_rx_alt_pipe_db(ipa_res, &pipe_out);
  2252. ipa_res->is_db_ddr_mapped =
  2253. QDF_IPA_WDI_CONN_OUT_PARAMS_IS_DB_DDR_MAPPED(&pipe_out);
  2254. soc->ipa_first_tx_db_access = true;
  2255. qdf_mem_free(pipe_in);
  2256. qdf_spinlock_create(&soc->ipa_rx_buf_map_lock);
  2257. soc->ipa_rx_buf_map_lock_initialized = true;
  2258. return QDF_STATUS_SUCCESS;
  2259. }
  2260. #ifdef IPA_WDI3_VLAN_SUPPORT
  2261. /*
  2262. * dp_ipa_set_rx1_used() - Set rx1 used flag for 2nd rx offload ring
  2263. * @in: pipe in handle
  2264. *
  2265. * Return: none
  2266. */
  2267. static inline
  2268. void dp_ipa_set_rx1_used(qdf_ipa_wdi_reg_intf_in_params_t *in)
  2269. {
  2270. QDF_IPA_WDI_REG_INTF_IN_PARAMS_IS_RX1_USED(in) = true;
  2271. }
  2272. /*
  2273. * dp_ipa_set_v4_vlan_hdr() - Set v4 vlan hdr
  2274. * @in: pipe in handle
  2275. * hdr: pointer to hdr
  2276. *
  2277. * Return: none
  2278. */
  2279. static inline
  2280. void dp_ipa_set_v4_vlan_hdr(qdf_ipa_wdi_reg_intf_in_params_t *in,
  2281. qdf_ipa_wdi_hdr_info_t *hdr)
  2282. {
  2283. qdf_mem_copy(&(QDF_IPA_WDI_REG_INTF_IN_PARAMS_HDR_INFO(in)[IPA_IP_v4_VLAN]),
  2284. hdr, sizeof(qdf_ipa_wdi_hdr_info_t));
  2285. }
  2286. /*
  2287. * dp_ipa_set_v6_vlan_hdr() - Set v6 vlan hdr
  2288. * @in: pipe in handle
  2289. * hdr: pointer to hdr
  2290. *
  2291. * Return: none
  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. qdf_mem_copy(&(QDF_IPA_WDI_REG_INTF_IN_PARAMS_HDR_INFO(in)[IPA_IP_v6_VLAN]),
  2298. hdr, sizeof(qdf_ipa_wdi_hdr_info_t));
  2299. }
  2300. #else
  2301. static inline
  2302. void dp_ipa_set_rx1_used(qdf_ipa_wdi_reg_intf_in_params_t *in)
  2303. { }
  2304. static inline
  2305. void dp_ipa_set_v4_vlan_hdr(qdf_ipa_wdi_reg_intf_in_params_t *in,
  2306. qdf_ipa_wdi_hdr_info_t *hdr)
  2307. { }
  2308. static inline
  2309. void dp_ipa_set_v6_vlan_hdr(qdf_ipa_wdi_reg_intf_in_params_t *in,
  2310. qdf_ipa_wdi_hdr_info_t *hdr)
  2311. { }
  2312. #endif
  2313. #ifdef IPA_WDS_EASYMESH_FEATURE
  2314. /**
  2315. * dp_ipa_set_wdi_hdr_type() - Set wdi hdr type for IPA
  2316. * @hdr_info: Header info
  2317. *
  2318. * Return: None
  2319. */
  2320. static inline void
  2321. dp_ipa_set_wdi_hdr_type(qdf_ipa_wdi_hdr_info_t *hdr_info)
  2322. {
  2323. if (ucfg_ipa_is_wds_enabled())
  2324. QDF_IPA_WDI_HDR_INFO_HDR_TYPE(hdr_info) =
  2325. IPA_HDR_L2_ETHERNET_II_AST;
  2326. else
  2327. QDF_IPA_WDI_HDR_INFO_HDR_TYPE(hdr_info) =
  2328. IPA_HDR_L2_ETHERNET_II;
  2329. }
  2330. #else
  2331. static inline void
  2332. dp_ipa_set_wdi_hdr_type(qdf_ipa_wdi_hdr_info_t *hdr_info)
  2333. {
  2334. QDF_IPA_WDI_HDR_INFO_HDR_TYPE(hdr_info) = IPA_HDR_L2_ETHERNET_II;
  2335. }
  2336. #endif
  2337. #ifdef IPA_WDI3_VLAN_SUPPORT
  2338. /**
  2339. * dp_ipa_set_wdi_vlan_hdr_type() - Set wdi vlan hdr type for IPA
  2340. * @hdr_info: Header info
  2341. *
  2342. * Return: None
  2343. */
  2344. static inline void
  2345. dp_ipa_set_wdi_vlan_hdr_type(qdf_ipa_wdi_hdr_info_t *hdr_info)
  2346. {
  2347. if (ucfg_ipa_is_wds_enabled())
  2348. QDF_IPA_WDI_HDR_INFO_HDR_TYPE(hdr_info) =
  2349. IPA_HDR_L2_802_1Q_AST;
  2350. else
  2351. QDF_IPA_WDI_HDR_INFO_HDR_TYPE(hdr_info) =
  2352. IPA_HDR_L2_802_1Q;
  2353. }
  2354. #else
  2355. static inline void
  2356. dp_ipa_set_wdi_vlan_hdr_type(qdf_ipa_wdi_hdr_info_t *hdr_info)
  2357. { }
  2358. #endif
  2359. /**
  2360. * dp_ipa_setup_iface() - Setup IPA header and register interface
  2361. * @ifname: Interface name
  2362. * @mac_addr: Interface MAC address
  2363. * @prod_client: IPA prod client type
  2364. * @cons_client: IPA cons client type
  2365. * @session_id: Session ID
  2366. * @is_ipv6_enabled: Is IPV6 enabled or not
  2367. * @hdl: IPA handle
  2368. *
  2369. * Return: QDF_STATUS
  2370. */
  2371. QDF_STATUS dp_ipa_setup_iface(char *ifname, uint8_t *mac_addr,
  2372. qdf_ipa_client_type_t prod_client,
  2373. qdf_ipa_client_type_t cons_client,
  2374. uint8_t session_id, bool is_ipv6_enabled,
  2375. qdf_ipa_wdi_hdl_t hdl)
  2376. {
  2377. qdf_ipa_wdi_reg_intf_in_params_t in;
  2378. qdf_ipa_wdi_hdr_info_t hdr_info;
  2379. struct dp_ipa_uc_tx_hdr uc_tx_hdr;
  2380. struct dp_ipa_uc_tx_hdr uc_tx_hdr_v6;
  2381. struct dp_ipa_uc_tx_vlan_hdr uc_tx_vlan_hdr;
  2382. struct dp_ipa_uc_tx_vlan_hdr uc_tx_vlan_hdr_v6;
  2383. int ret = -EINVAL;
  2384. qdf_mem_zero(&in, sizeof(qdf_ipa_wdi_reg_intf_in_params_t));
  2385. dp_debug("Add Partial hdr: %s, "QDF_MAC_ADDR_FMT, ifname,
  2386. QDF_MAC_ADDR_REF(mac_addr));
  2387. qdf_mem_zero(&hdr_info, sizeof(qdf_ipa_wdi_hdr_info_t));
  2388. qdf_ether_addr_copy(uc_tx_hdr.eth.h_source, mac_addr);
  2389. /* IPV4 header */
  2390. uc_tx_hdr.eth.h_proto = qdf_htons(ETH_P_IP);
  2391. QDF_IPA_WDI_HDR_INFO_HDR(&hdr_info) = (uint8_t *)&uc_tx_hdr;
  2392. QDF_IPA_WDI_HDR_INFO_HDR_LEN(&hdr_info) = DP_IPA_UC_WLAN_TX_HDR_LEN;
  2393. dp_ipa_set_wdi_hdr_type(&hdr_info);
  2394. QDF_IPA_WDI_HDR_INFO_DST_MAC_ADDR_OFFSET(&hdr_info) =
  2395. DP_IPA_UC_WLAN_HDR_DES_MAC_OFFSET;
  2396. QDF_IPA_WDI_REG_INTF_IN_PARAMS_NETDEV_NAME(&in) = ifname;
  2397. qdf_mem_copy(&(QDF_IPA_WDI_REG_INTF_IN_PARAMS_HDR_INFO(&in)[IPA_IP_v4]),
  2398. &hdr_info, sizeof(qdf_ipa_wdi_hdr_info_t));
  2399. QDF_IPA_WDI_REG_INTF_IN_PARAMS_ALT_DST_PIPE(&in) = cons_client;
  2400. QDF_IPA_WDI_REG_INTF_IN_PARAMS_IS_META_DATA_VALID(&in) = 1;
  2401. QDF_IPA_WDI_REG_INTF_IN_PARAMS_META_DATA_MASK(&in) = WLAN_IPA_META_DATA_MASK;
  2402. QDF_IPA_WDI_REG_INTF_IN_PARAMS_HANDLE(&in) = hdl;
  2403. dp_ipa_setup_iface_session_id(&in, session_id);
  2404. dp_debug("registering for session_id: %u", session_id);
  2405. /* IPV6 header */
  2406. if (is_ipv6_enabled) {
  2407. qdf_mem_copy(&uc_tx_hdr_v6, &uc_tx_hdr,
  2408. DP_IPA_UC_WLAN_TX_HDR_LEN);
  2409. uc_tx_hdr_v6.eth.h_proto = qdf_htons(ETH_P_IPV6);
  2410. QDF_IPA_WDI_HDR_INFO_HDR(&hdr_info) = (uint8_t *)&uc_tx_hdr_v6;
  2411. qdf_mem_copy(&(QDF_IPA_WDI_REG_INTF_IN_PARAMS_HDR_INFO(&in)[IPA_IP_v6]),
  2412. &hdr_info, sizeof(qdf_ipa_wdi_hdr_info_t));
  2413. }
  2414. if (wlan_ipa_is_vlan_enabled()) {
  2415. /* Add vlan specific headers if vlan supporti is enabled */
  2416. qdf_mem_zero(&hdr_info, sizeof(qdf_ipa_wdi_hdr_info_t));
  2417. dp_ipa_set_rx1_used(&in);
  2418. qdf_ether_addr_copy(uc_tx_vlan_hdr.eth.h_source, mac_addr);
  2419. /* IPV4 Vlan header */
  2420. uc_tx_vlan_hdr.eth.h_vlan_proto = qdf_htons(ETH_P_8021Q);
  2421. uc_tx_vlan_hdr.eth.h_vlan_encapsulated_proto = qdf_htons(ETH_P_IP);
  2422. QDF_IPA_WDI_HDR_INFO_HDR(&hdr_info) =
  2423. (uint8_t *)&uc_tx_vlan_hdr;
  2424. QDF_IPA_WDI_HDR_INFO_HDR_LEN(&hdr_info) =
  2425. DP_IPA_UC_WLAN_TX_VLAN_HDR_LEN;
  2426. dp_ipa_set_wdi_vlan_hdr_type(&hdr_info);
  2427. QDF_IPA_WDI_HDR_INFO_DST_MAC_ADDR_OFFSET(&hdr_info) =
  2428. DP_IPA_UC_WLAN_HDR_DES_MAC_OFFSET;
  2429. dp_ipa_set_v4_vlan_hdr(&in, &hdr_info);
  2430. /* IPV6 Vlan header */
  2431. if (is_ipv6_enabled) {
  2432. qdf_mem_copy(&uc_tx_vlan_hdr_v6, &uc_tx_vlan_hdr,
  2433. DP_IPA_UC_WLAN_TX_VLAN_HDR_LEN);
  2434. uc_tx_vlan_hdr_v6.eth.h_vlan_proto =
  2435. qdf_htons(ETH_P_8021Q);
  2436. uc_tx_vlan_hdr_v6.eth.h_vlan_encapsulated_proto =
  2437. qdf_htons(ETH_P_IPV6);
  2438. QDF_IPA_WDI_HDR_INFO_HDR(&hdr_info) =
  2439. (uint8_t *)&uc_tx_vlan_hdr_v6;
  2440. dp_ipa_set_v6_vlan_hdr(&in, &hdr_info);
  2441. }
  2442. }
  2443. ret = qdf_ipa_wdi_reg_intf(&in);
  2444. if (ret) {
  2445. QDF_TRACE(QDF_MODULE_ID_TXRX, QDF_TRACE_LEVEL_ERROR,
  2446. "%s: ipa_wdi_reg_intf: register IPA interface falied: ret=%d",
  2447. __func__, ret);
  2448. return QDF_STATUS_E_FAILURE;
  2449. }
  2450. return QDF_STATUS_SUCCESS;
  2451. }
  2452. #else /* !CONFIG_IPA_WDI_UNIFIED_API */
  2453. QDF_STATUS dp_ipa_setup(struct cdp_soc_t *soc_hdl, uint8_t pdev_id,
  2454. void *ipa_i2w_cb, void *ipa_w2i_cb,
  2455. void *ipa_wdi_meter_notifier_cb,
  2456. uint32_t ipa_desc_size, void *ipa_priv,
  2457. bool is_rm_enabled, uint32_t *tx_pipe_handle,
  2458. uint32_t *rx_pipe_handle)
  2459. {
  2460. struct dp_soc *soc = cdp_soc_t_to_dp_soc(soc_hdl);
  2461. struct dp_pdev *pdev =
  2462. dp_get_pdev_from_soc_pdev_id_wifi3(soc, pdev_id);
  2463. struct dp_ipa_resources *ipa_res;
  2464. qdf_ipa_wdi_pipe_setup_info_t *tx;
  2465. qdf_ipa_wdi_pipe_setup_info_t *rx;
  2466. qdf_ipa_wdi_conn_in_params_t pipe_in;
  2467. qdf_ipa_wdi_conn_out_params_t pipe_out;
  2468. struct tcl_data_cmd *tcl_desc_ptr;
  2469. uint8_t *desc_addr;
  2470. uint32_t desc_size;
  2471. int ret;
  2472. if (!pdev) {
  2473. dp_err("Invalid instance");
  2474. return QDF_STATUS_E_FAILURE;
  2475. }
  2476. ipa_res = &pdev->ipa_resource;
  2477. if (!wlan_cfg_is_ipa_enabled(soc->wlan_cfg_ctx))
  2478. return QDF_STATUS_SUCCESS;
  2479. qdf_mem_zero(&tx, sizeof(qdf_ipa_wdi_pipe_setup_info_t));
  2480. qdf_mem_zero(&rx, sizeof(qdf_ipa_wdi_pipe_setup_info_t));
  2481. qdf_mem_zero(&pipe_in, sizeof(pipe_in));
  2482. qdf_mem_zero(&pipe_out, sizeof(pipe_out));
  2483. /* TX PIPE */
  2484. /**
  2485. * Transfer Ring: WBM Ring
  2486. * Transfer Ring Doorbell PA: WBM Tail Pointer Address
  2487. * Event Ring: TCL ring
  2488. * Event Ring Doorbell PA: TCL Head Pointer Address
  2489. */
  2490. tx = &QDF_IPA_WDI_CONN_IN_PARAMS_TX(&pipe_in);
  2491. QDF_IPA_WDI_SETUP_INFO_NAT_EN(tx) = IPA_BYPASS_NAT;
  2492. QDF_IPA_WDI_SETUP_INFO_HDR_LEN(tx) = DP_IPA_UC_WLAN_TX_HDR_LEN;
  2493. QDF_IPA_WDI_SETUP_INFO_HDR_OFST_PKT_SIZE_VALID(tx) = 0;
  2494. QDF_IPA_WDI_SETUP_INFO_HDR_OFST_PKT_SIZE(tx) = 0;
  2495. QDF_IPA_WDI_SETUP_INFO_HDR_ADDITIONAL_CONST_LEN(tx) = 0;
  2496. QDF_IPA_WDI_SETUP_INFO_MODE(tx) = IPA_BASIC;
  2497. QDF_IPA_WDI_SETUP_INFO_HDR_LITTLE_ENDIAN(tx) = true;
  2498. QDF_IPA_WDI_SETUP_INFO_CLIENT(tx) = IPA_CLIENT_WLAN1_CONS;
  2499. QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_BASE_PA(tx) =
  2500. ipa_res->tx_comp_ring_base_paddr;
  2501. QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_SIZE(tx) =
  2502. ipa_res->tx_comp_ring_size;
  2503. /* WBM Tail Pointer Address */
  2504. QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_DOORBELL_PA(tx) =
  2505. soc->ipa_uc_tx_rsc.ipa_wbm_tp_paddr;
  2506. QDF_IPA_WDI_SETUP_INFO_EVENT_RING_BASE_PA(tx) =
  2507. ipa_res->tx_ring_base_paddr;
  2508. QDF_IPA_WDI_SETUP_INFO_EVENT_RING_SIZE(tx) = ipa_res->tx_ring_size;
  2509. /* TCL Head Pointer Address */
  2510. QDF_IPA_WDI_SETUP_INFO_EVENT_RING_DOORBELL_PA(tx) =
  2511. soc->ipa_uc_tx_rsc.ipa_tcl_hp_paddr;
  2512. QDF_IPA_WDI_SETUP_INFO_NUM_PKT_BUFFERS(tx) =
  2513. ipa_res->tx_num_alloc_buffer;
  2514. QDF_IPA_WDI_SETUP_INFO_PKT_OFFSET(tx) = 0;
  2515. /* Preprogram TCL descriptor */
  2516. desc_addr =
  2517. (uint8_t *)QDF_IPA_WDI_SETUP_INFO_DESC_FORMAT_TEMPLATE(tx);
  2518. desc_size = sizeof(struct tcl_data_cmd);
  2519. HAL_TX_DESC_SET_TLV_HDR(desc_addr, HAL_TX_TCL_DATA_TAG, desc_size);
  2520. tcl_desc_ptr = (struct tcl_data_cmd *)
  2521. (QDF_IPA_WDI_SETUP_INFO_DESC_FORMAT_TEMPLATE(tx) + 1);
  2522. tcl_desc_ptr->buf_addr_info.return_buffer_manager =
  2523. HAL_RX_BUF_RBM_SW2_BM;
  2524. tcl_desc_ptr->addrx_en = 1; /* Address X search enable in ASE */
  2525. tcl_desc_ptr->encap_type = HAL_TX_ENCAP_TYPE_ETHERNET;
  2526. tcl_desc_ptr->packet_offset = 2; /* padding for alignment */
  2527. /* RX PIPE */
  2528. /**
  2529. * Transfer Ring: REO Ring
  2530. * Transfer Ring Doorbell PA: REO Tail Pointer Address
  2531. * Event Ring: FW ring
  2532. * Event Ring Doorbell PA: FW Head Pointer Address
  2533. */
  2534. rx = &QDF_IPA_WDI_CONN_IN_PARAMS_RX(&pipe_in);
  2535. QDF_IPA_WDI_SETUP_INFO_NAT_EN(rx) = IPA_BYPASS_NAT;
  2536. QDF_IPA_WDI_SETUP_INFO_HDR_LEN(rx) = DP_IPA_UC_WLAN_RX_HDR_LEN;
  2537. QDF_IPA_WDI_SETUP_INFO_HDR_OFST_PKT_SIZE_VALID(rx) = 0;
  2538. QDF_IPA_WDI_SETUP_INFO_HDR_OFST_PKT_SIZE(rx) = 0;
  2539. QDF_IPA_WDI_SETUP_INFO_HDR_ADDITIONAL_CONST_LEN(rx) = 0;
  2540. QDF_IPA_WDI_SETUP_INFO_HDR_OFST_METADATA_VALID(rx) = 0;
  2541. QDF_IPA_WDI_SETUP_INFO_HDR_METADATA_REG_VALID(rx) = 1;
  2542. QDF_IPA_WDI_SETUP_INFO_MODE(rx) = IPA_BASIC;
  2543. QDF_IPA_WDI_SETUP_INFO_HDR_LITTLE_ENDIAN(rx) = true;
  2544. QDF_IPA_WDI_SETUP_INFO_CLIENT(rx) = IPA_CLIENT_WLAN1_PROD;
  2545. QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_BASE_PA(rx) =
  2546. ipa_res->rx_rdy_ring_base_paddr;
  2547. QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_SIZE(rx) =
  2548. ipa_res->rx_rdy_ring_size;
  2549. /* REO Tail Pointer Address */
  2550. QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_DOORBELL_PA(rx) =
  2551. soc->ipa_uc_rx_rsc.ipa_reo_tp_paddr;
  2552. QDF_IPA_WDI_SETUP_INFO_EVENT_RING_BASE_PA(rx) =
  2553. ipa_res->rx_refill_ring_base_paddr;
  2554. QDF_IPA_WDI_SETUP_INFO_EVENT_RING_SIZE(rx) =
  2555. ipa_res->rx_refill_ring_size;
  2556. /* FW Head Pointer Address */
  2557. QDF_IPA_WDI_SETUP_INFO_EVENT_RING_DOORBELL_PA(rx) =
  2558. soc->ipa_uc_rx_rsc.ipa_rx_refill_buf_hp_paddr;
  2559. QDF_IPA_WDI_SETUP_INFO_PKT_OFFSET(rx) = soc->rx_pkt_tlv_size +
  2560. L3_HEADER_PADDING;
  2561. QDF_IPA_WDI_CONN_IN_PARAMS_NOTIFY(&pipe_in) = ipa_w2i_cb;
  2562. QDF_IPA_WDI_CONN_IN_PARAMS_PRIV(&pipe_in) = ipa_priv;
  2563. /* Connect WDI IPA PIPE */
  2564. ret = qdf_ipa_wdi_conn_pipes(&pipe_in, &pipe_out);
  2565. if (ret) {
  2566. QDF_TRACE(QDF_MODULE_ID_TXRX, QDF_TRACE_LEVEL_ERROR,
  2567. "%s: ipa_wdi_conn_pipes: IPA pipe setup failed: ret=%d",
  2568. __func__, ret);
  2569. return QDF_STATUS_E_FAILURE;
  2570. }
  2571. /* IPA uC Doorbell registers */
  2572. QDF_TRACE(QDF_MODULE_ID_TXRX, QDF_TRACE_LEVEL_DEBUG,
  2573. "%s: Tx DB PA=0x%x, Rx DB PA=0x%x",
  2574. __func__,
  2575. (unsigned int)QDF_IPA_WDI_CONN_OUT_PARAMS_TX_UC_DB_PA(&pipe_out),
  2576. (unsigned int)QDF_IPA_WDI_CONN_OUT_PARAMS_RX_UC_DB_PA(&pipe_out));
  2577. ipa_res->tx_comp_doorbell_paddr =
  2578. QDF_IPA_WDI_CONN_OUT_PARAMS_TX_UC_DB_PA(&pipe_out);
  2579. ipa_res->tx_comp_doorbell_vaddr =
  2580. QDF_IPA_WDI_CONN_OUT_PARAMS_TX_UC_DB_VA(&pipe_out);
  2581. ipa_res->rx_ready_doorbell_paddr =
  2582. QDF_IPA_WDI_CONN_OUT_PARAMS_RX_UC_DB_PA(&pipe_out);
  2583. soc->ipa_first_tx_db_access = true;
  2584. qdf_spinlock_create(&soc->ipa_rx_buf_map_lock);
  2585. soc->ipa_rx_buf_map_lock_initialized = true;
  2586. QDF_TRACE(QDF_MODULE_ID_TXRX, QDF_TRACE_LEVEL_DEBUG,
  2587. "%s: Tx: %s=%pK, %s=%d, %s=%pK, %s=%pK, %s=%d, %s=%pK, %s=%d, %s=%pK",
  2588. __func__,
  2589. "transfer_ring_base_pa",
  2590. (void *)QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_BASE_PA(tx),
  2591. "transfer_ring_size",
  2592. QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_SIZE(tx),
  2593. "transfer_ring_doorbell_pa",
  2594. (void *)QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_DOORBELL_PA(tx),
  2595. "event_ring_base_pa",
  2596. (void *)QDF_IPA_WDI_SETUP_INFO_EVENT_RING_BASE_PA(tx),
  2597. "event_ring_size",
  2598. QDF_IPA_WDI_SETUP_INFO_EVENT_RING_SIZE(tx),
  2599. "event_ring_doorbell_pa",
  2600. (void *)QDF_IPA_WDI_SETUP_INFO_EVENT_RING_DOORBELL_PA(tx),
  2601. "num_pkt_buffers",
  2602. QDF_IPA_WDI_SETUP_INFO_NUM_PKT_BUFFERS(tx),
  2603. "tx_comp_doorbell_paddr",
  2604. (void *)ipa_res->tx_comp_doorbell_paddr);
  2605. QDF_TRACE(QDF_MODULE_ID_TXRX, QDF_TRACE_LEVEL_DEBUG,
  2606. "%s: Rx: %s=%pK, %s=%d, %s=%pK, %s=%pK, %s=%d, %s=%pK, %s=%d, %s=%pK",
  2607. __func__,
  2608. "transfer_ring_base_pa",
  2609. (void *)QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_BASE_PA(rx),
  2610. "transfer_ring_size",
  2611. QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_SIZE(rx),
  2612. "transfer_ring_doorbell_pa",
  2613. (void *)QDF_IPA_WDI_SETUP_INFO_TRANSFER_RING_DOORBELL_PA(rx),
  2614. "event_ring_base_pa",
  2615. (void *)QDF_IPA_WDI_SETUP_INFO_EVENT_RING_BASE_PA(rx),
  2616. "event_ring_size",
  2617. QDF_IPA_WDI_SETUP_INFO_EVENT_RING_SIZE(rx),
  2618. "event_ring_doorbell_pa",
  2619. (void *)QDF_IPA_WDI_SETUP_INFO_EVENT_RING_DOORBELL_PA(rx),
  2620. "num_pkt_buffers",
  2621. QDF_IPA_WDI_SETUP_INFO_NUM_PKT_BUFFERS(rx),
  2622. "tx_comp_doorbell_paddr",
  2623. (void *)ipa_res->rx_ready_doorbell_paddr);
  2624. return QDF_STATUS_SUCCESS;
  2625. }
  2626. /**
  2627. * dp_ipa_setup_iface() - Setup IPA header and register interface
  2628. * @ifname: Interface name
  2629. * @mac_addr: Interface MAC address
  2630. * @prod_client: IPA prod client type
  2631. * @cons_client: IPA cons client type
  2632. * @session_id: Session ID
  2633. * @is_ipv6_enabled: Is IPV6 enabled or not
  2634. * @hdl: IPA handle
  2635. *
  2636. * Return: QDF_STATUS
  2637. */
  2638. QDF_STATUS dp_ipa_setup_iface(char *ifname, uint8_t *mac_addr,
  2639. qdf_ipa_client_type_t prod_client,
  2640. qdf_ipa_client_type_t cons_client,
  2641. uint8_t session_id, bool is_ipv6_enabled,
  2642. qdf_ipa_wdi_hdl_t hdl)
  2643. {
  2644. qdf_ipa_wdi_reg_intf_in_params_t in;
  2645. qdf_ipa_wdi_hdr_info_t hdr_info;
  2646. struct dp_ipa_uc_tx_hdr uc_tx_hdr;
  2647. struct dp_ipa_uc_tx_hdr uc_tx_hdr_v6;
  2648. int ret = -EINVAL;
  2649. QDF_TRACE(QDF_MODULE_ID_TXRX, QDF_TRACE_LEVEL_DEBUG,
  2650. "%s: Add Partial hdr: %s, "QDF_MAC_ADDR_FMT,
  2651. __func__, ifname, QDF_MAC_ADDR_REF(mac_addr));
  2652. qdf_mem_zero(&hdr_info, sizeof(qdf_ipa_wdi_hdr_info_t));
  2653. qdf_ether_addr_copy(uc_tx_hdr.eth.h_source, mac_addr);
  2654. /* IPV4 header */
  2655. uc_tx_hdr.eth.h_proto = qdf_htons(ETH_P_IP);
  2656. QDF_IPA_WDI_HDR_INFO_HDR(&hdr_info) = (uint8_t *)&uc_tx_hdr;
  2657. QDF_IPA_WDI_HDR_INFO_HDR_LEN(&hdr_info) = DP_IPA_UC_WLAN_TX_HDR_LEN;
  2658. QDF_IPA_WDI_HDR_INFO_HDR_TYPE(&hdr_info) = IPA_HDR_L2_ETHERNET_II;
  2659. QDF_IPA_WDI_HDR_INFO_DST_MAC_ADDR_OFFSET(&hdr_info) =
  2660. DP_IPA_UC_WLAN_HDR_DES_MAC_OFFSET;
  2661. QDF_IPA_WDI_REG_INTF_IN_PARAMS_NETDEV_NAME(&in) = ifname;
  2662. qdf_mem_copy(&(QDF_IPA_WDI_REG_INTF_IN_PARAMS_HDR_INFO(&in)[IPA_IP_v4]),
  2663. &hdr_info, sizeof(qdf_ipa_wdi_hdr_info_t));
  2664. QDF_IPA_WDI_REG_INTF_IN_PARAMS_IS_META_DATA_VALID(&in) = 1;
  2665. QDF_IPA_WDI_REG_INTF_IN_PARAMS_META_DATA(&in) =
  2666. htonl(session_id << 16);
  2667. QDF_IPA_WDI_REG_INTF_IN_PARAMS_META_DATA_MASK(&in) = htonl(0x00FF0000);
  2668. /* IPV6 header */
  2669. if (is_ipv6_enabled) {
  2670. qdf_mem_copy(&uc_tx_hdr_v6, &uc_tx_hdr,
  2671. DP_IPA_UC_WLAN_TX_HDR_LEN);
  2672. uc_tx_hdr_v6.eth.h_proto = qdf_htons(ETH_P_IPV6);
  2673. QDF_IPA_WDI_HDR_INFO_HDR(&hdr_info) = (uint8_t *)&uc_tx_hdr_v6;
  2674. qdf_mem_copy(&(QDF_IPA_WDI_REG_INTF_IN_PARAMS_HDR_INFO(&in)[IPA_IP_v6]),
  2675. &hdr_info, sizeof(qdf_ipa_wdi_hdr_info_t));
  2676. }
  2677. ret = qdf_ipa_wdi_reg_intf(&in);
  2678. if (ret) {
  2679. dp_err("ipa_wdi_reg_intf: register IPA interface falied: ret=%d",
  2680. ret);
  2681. return QDF_STATUS_E_FAILURE;
  2682. }
  2683. return QDF_STATUS_SUCCESS;
  2684. }
  2685. #endif /* CONFIG_IPA_WDI_UNIFIED_API */
  2686. /**
  2687. * dp_ipa_cleanup() - Disconnect IPA pipes
  2688. * @soc_hdl: dp soc handle
  2689. * @pdev_id: dp pdev id
  2690. * @tx_pipe_handle: Tx pipe handle
  2691. * @rx_pipe_handle: Rx pipe handle
  2692. * @hdl: IPA handle
  2693. *
  2694. * Return: QDF_STATUS
  2695. */
  2696. QDF_STATUS dp_ipa_cleanup(struct cdp_soc_t *soc_hdl, uint8_t pdev_id,
  2697. uint32_t tx_pipe_handle, uint32_t rx_pipe_handle,
  2698. qdf_ipa_wdi_hdl_t hdl)
  2699. {
  2700. struct dp_soc *soc = cdp_soc_t_to_dp_soc(soc_hdl);
  2701. QDF_STATUS status = QDF_STATUS_SUCCESS;
  2702. struct dp_pdev *pdev;
  2703. int ret;
  2704. ret = qdf_ipa_wdi_disconn_pipes(hdl);
  2705. if (ret) {
  2706. dp_err("ipa_wdi_disconn_pipes: IPA pipe cleanup failed: ret=%d",
  2707. ret);
  2708. status = QDF_STATUS_E_FAILURE;
  2709. }
  2710. if (soc->ipa_rx_buf_map_lock_initialized) {
  2711. qdf_spinlock_destroy(&soc->ipa_rx_buf_map_lock);
  2712. soc->ipa_rx_buf_map_lock_initialized = false;
  2713. }
  2714. pdev = dp_get_pdev_from_soc_pdev_id_wifi3(soc, pdev_id);
  2715. if (qdf_unlikely(!pdev)) {
  2716. dp_err_rl("Invalid pdev for pdev_id %d", pdev_id);
  2717. status = QDF_STATUS_E_FAILURE;
  2718. goto exit;
  2719. }
  2720. dp_ipa_unmap_ring_doorbell_paddr(pdev);
  2721. dp_ipa_unmap_rx_alt_ring_doorbell_paddr(pdev);
  2722. exit:
  2723. return status;
  2724. }
  2725. /**
  2726. * dp_ipa_cleanup_iface() - Cleanup IPA header and deregister interface
  2727. * @ifname: Interface name
  2728. * @is_ipv6_enabled: Is IPV6 enabled or not
  2729. * @hdl: IPA handle
  2730. *
  2731. * Return: QDF_STATUS
  2732. */
  2733. QDF_STATUS dp_ipa_cleanup_iface(char *ifname, bool is_ipv6_enabled,
  2734. qdf_ipa_wdi_hdl_t hdl)
  2735. {
  2736. int ret;
  2737. ret = qdf_ipa_wdi_dereg_intf(ifname, hdl);
  2738. if (ret) {
  2739. QDF_TRACE(QDF_MODULE_ID_TXRX, QDF_TRACE_LEVEL_ERROR,
  2740. "%s: ipa_wdi_dereg_intf: IPA pipe deregistration failed: ret=%d",
  2741. __func__, ret);
  2742. return QDF_STATUS_E_FAILURE;
  2743. }
  2744. return QDF_STATUS_SUCCESS;
  2745. }
  2746. #ifdef IPA_SET_RESET_TX_DB_PA
  2747. #define DP_IPA_EP_SET_TX_DB_PA(soc, ipa_res) \
  2748. dp_ipa_set_tx_doorbell_paddr((soc), (ipa_res))
  2749. #define DP_IPA_RESET_TX_DB_PA(soc, ipa_res) \
  2750. dp_ipa_reset_tx_doorbell_pa((soc), (ipa_res))
  2751. #else
  2752. #define DP_IPA_EP_SET_TX_DB_PA(soc, ipa_res)
  2753. #define DP_IPA_RESET_TX_DB_PA(soc, ipa_res)
  2754. #endif
  2755. QDF_STATUS dp_ipa_enable_pipes(struct cdp_soc_t *soc_hdl, uint8_t pdev_id,
  2756. qdf_ipa_wdi_hdl_t hdl)
  2757. {
  2758. struct dp_soc *soc = cdp_soc_t_to_dp_soc(soc_hdl);
  2759. struct dp_pdev *pdev =
  2760. dp_get_pdev_from_soc_pdev_id_wifi3(soc, pdev_id);
  2761. struct dp_ipa_resources *ipa_res;
  2762. QDF_STATUS result;
  2763. if (!pdev) {
  2764. dp_err("Invalid instance");
  2765. return QDF_STATUS_E_FAILURE;
  2766. }
  2767. ipa_res = &pdev->ipa_resource;
  2768. qdf_atomic_set(&soc->ipa_pipes_enabled, 1);
  2769. DP_IPA_EP_SET_TX_DB_PA(soc, ipa_res);
  2770. dp_ipa_handle_rx_buf_pool_smmu_mapping(soc, pdev, true,
  2771. __func__, __LINE__);
  2772. result = qdf_ipa_wdi_enable_pipes(hdl);
  2773. if (result) {
  2774. QDF_TRACE(QDF_MODULE_ID_TXRX, QDF_TRACE_LEVEL_ERROR,
  2775. "%s: Enable WDI PIPE fail, code %d",
  2776. __func__, result);
  2777. qdf_atomic_set(&soc->ipa_pipes_enabled, 0);
  2778. DP_IPA_RESET_TX_DB_PA(soc, ipa_res);
  2779. dp_ipa_handle_rx_buf_pool_smmu_mapping(soc, pdev, false,
  2780. __func__, __LINE__);
  2781. return QDF_STATUS_E_FAILURE;
  2782. }
  2783. if (soc->ipa_first_tx_db_access) {
  2784. dp_ipa_tx_comp_ring_init_hp(soc, ipa_res);
  2785. soc->ipa_first_tx_db_access = false;
  2786. }
  2787. return QDF_STATUS_SUCCESS;
  2788. }
  2789. QDF_STATUS dp_ipa_disable_pipes(struct cdp_soc_t *soc_hdl, uint8_t pdev_id,
  2790. qdf_ipa_wdi_hdl_t hdl)
  2791. {
  2792. struct dp_soc *soc = cdp_soc_t_to_dp_soc(soc_hdl);
  2793. struct dp_pdev *pdev =
  2794. dp_get_pdev_from_soc_pdev_id_wifi3(soc, pdev_id);
  2795. QDF_STATUS result;
  2796. struct dp_ipa_resources *ipa_res;
  2797. if (!pdev) {
  2798. dp_err("Invalid instance");
  2799. return QDF_STATUS_E_FAILURE;
  2800. }
  2801. ipa_res = &pdev->ipa_resource;
  2802. qdf_sleep(TX_COMP_DRAIN_WAIT_TIMEOUT_MS);
  2803. /*
  2804. * Reset the tx completion doorbell address before invoking IPA disable
  2805. * pipes API to ensure that there is no access to IPA tx doorbell
  2806. * address post disable pipes.
  2807. */
  2808. DP_IPA_RESET_TX_DB_PA(soc, ipa_res);
  2809. result = qdf_ipa_wdi_disable_pipes(hdl);
  2810. if (result) {
  2811. QDF_TRACE(QDF_MODULE_ID_TXRX, QDF_TRACE_LEVEL_ERROR,
  2812. "%s: Disable WDI PIPE fail, code %d",
  2813. __func__, result);
  2814. qdf_assert_always(0);
  2815. return QDF_STATUS_E_FAILURE;
  2816. }
  2817. qdf_atomic_set(&soc->ipa_pipes_enabled, 0);
  2818. dp_ipa_handle_rx_buf_pool_smmu_mapping(soc, pdev, false,
  2819. __func__, __LINE__);
  2820. return result ? QDF_STATUS_E_FAILURE : QDF_STATUS_SUCCESS;
  2821. }
  2822. /**
  2823. * dp_ipa_set_perf_level() - Set IPA clock bandwidth based on data rates
  2824. * @client: Client type
  2825. * @max_supported_bw_mbps: Maximum bandwidth needed (in Mbps)
  2826. * @hdl: IPA handle
  2827. *
  2828. * Return: QDF_STATUS
  2829. */
  2830. QDF_STATUS dp_ipa_set_perf_level(int client, uint32_t max_supported_bw_mbps,
  2831. qdf_ipa_wdi_hdl_t hdl)
  2832. {
  2833. qdf_ipa_wdi_perf_profile_t profile;
  2834. QDF_STATUS result;
  2835. profile.client = client;
  2836. profile.max_supported_bw_mbps = max_supported_bw_mbps;
  2837. result = qdf_ipa_wdi_set_perf_profile(hdl, &profile);
  2838. if (result) {
  2839. QDF_TRACE(QDF_MODULE_ID_TXRX, QDF_TRACE_LEVEL_ERROR,
  2840. "%s: ipa_wdi_set_perf_profile fail, code %d",
  2841. __func__, result);
  2842. return QDF_STATUS_E_FAILURE;
  2843. }
  2844. return QDF_STATUS_SUCCESS;
  2845. }
  2846. /**
  2847. * dp_ipa_intrabss_send - send IPA RX intra-bss frames
  2848. * @pdev: pdev
  2849. * @vdev: vdev
  2850. * @nbuf: skb
  2851. *
  2852. * Return: nbuf if TX fails and NULL if TX succeeds
  2853. */
  2854. static qdf_nbuf_t dp_ipa_intrabss_send(struct dp_pdev *pdev,
  2855. struct dp_vdev *vdev,
  2856. qdf_nbuf_t nbuf)
  2857. {
  2858. struct dp_peer *vdev_peer;
  2859. uint16_t len;
  2860. vdev_peer = dp_vdev_bss_peer_ref_n_get(pdev->soc, vdev, DP_MOD_ID_IPA);
  2861. if (qdf_unlikely(!vdev_peer))
  2862. return nbuf;
  2863. if (qdf_unlikely(!vdev_peer->txrx_peer)) {
  2864. dp_peer_unref_delete(vdev_peer, DP_MOD_ID_IPA);
  2865. return nbuf;
  2866. }
  2867. qdf_mem_zero(nbuf->cb, sizeof(nbuf->cb));
  2868. len = qdf_nbuf_len(nbuf);
  2869. if (dp_tx_send((struct cdp_soc_t *)pdev->soc, vdev->vdev_id, nbuf)) {
  2870. DP_PEER_PER_PKT_STATS_INC_PKT(vdev_peer->txrx_peer,
  2871. rx.intra_bss.fail, 1, len);
  2872. dp_peer_unref_delete(vdev_peer, DP_MOD_ID_IPA);
  2873. return nbuf;
  2874. }
  2875. DP_PEER_PER_PKT_STATS_INC_PKT(vdev_peer->txrx_peer,
  2876. rx.intra_bss.pkts, 1, len);
  2877. dp_peer_unref_delete(vdev_peer, DP_MOD_ID_IPA);
  2878. return NULL;
  2879. }
  2880. #ifdef IPA_WDS_EASYMESH_FEATURE
  2881. /**
  2882. * dp_ipa_peer_check() - Check for peer for given mac
  2883. * @soc: dp soc object
  2884. * @peer_mac_addr: peer mac address
  2885. * @vdev_id: vdev id
  2886. *
  2887. * Return: true if peer is found, else false
  2888. */
  2889. static inline bool dp_ipa_peer_check(struct dp_soc *soc,
  2890. uint8_t *peer_mac_addr, uint8_t vdev_id)
  2891. {
  2892. struct dp_ast_entry *ast_entry = NULL;
  2893. struct dp_peer *peer = NULL;
  2894. qdf_spin_lock_bh(&soc->ast_lock);
  2895. ast_entry = dp_peer_ast_hash_find_soc(soc, peer_mac_addr);
  2896. if ((!ast_entry) ||
  2897. (ast_entry->delete_in_progress && !ast_entry->callback)) {
  2898. qdf_spin_unlock_bh(&soc->ast_lock);
  2899. return false;
  2900. }
  2901. peer = dp_peer_get_ref_by_id(soc, ast_entry->peer_id,
  2902. DP_MOD_ID_AST);
  2903. if (!peer) {
  2904. qdf_spin_unlock_bh(&soc->ast_lock);
  2905. return false;
  2906. } else {
  2907. if (peer->vdev->vdev_id == vdev_id) {
  2908. dp_peer_unref_delete(peer, DP_MOD_ID_IPA);
  2909. qdf_spin_unlock_bh(&soc->ast_lock);
  2910. return true;
  2911. }
  2912. dp_peer_unref_delete(peer, DP_MOD_ID_IPA);
  2913. qdf_spin_unlock_bh(&soc->ast_lock);
  2914. return false;
  2915. }
  2916. }
  2917. #else
  2918. static inline bool dp_ipa_peer_check(struct dp_soc *soc,
  2919. uint8_t *peer_mac_addr, uint8_t vdev_id)
  2920. {
  2921. struct dp_peer *peer = NULL;
  2922. peer = dp_peer_find_hash_find(soc, peer_mac_addr, 0, vdev_id,
  2923. DP_MOD_ID_IPA);
  2924. if (!peer) {
  2925. return false;
  2926. } else {
  2927. dp_peer_unref_delete(peer, DP_MOD_ID_IPA);
  2928. return true;
  2929. }
  2930. }
  2931. #endif
  2932. bool dp_ipa_rx_intrabss_fwd(struct cdp_soc_t *soc_hdl, uint8_t vdev_id,
  2933. qdf_nbuf_t nbuf, bool *fwd_success)
  2934. {
  2935. struct dp_soc *soc = cdp_soc_t_to_dp_soc(soc_hdl);
  2936. struct dp_vdev *vdev = dp_vdev_get_ref_by_id(soc, vdev_id,
  2937. DP_MOD_ID_IPA);
  2938. struct dp_pdev *pdev;
  2939. qdf_nbuf_t nbuf_copy;
  2940. uint8_t da_is_bcmc;
  2941. struct ethhdr *eh;
  2942. bool status = false;
  2943. *fwd_success = false; /* set default as failure */
  2944. /*
  2945. * WDI 3.0 skb->cb[] info from IPA driver
  2946. * skb->cb[0] = vdev_id
  2947. * skb->cb[1].bit#1 = da_is_bcmc
  2948. */
  2949. da_is_bcmc = ((uint8_t)nbuf->cb[1]) & 0x2;
  2950. if (qdf_unlikely(!vdev))
  2951. return false;
  2952. pdev = vdev->pdev;
  2953. if (qdf_unlikely(!pdev))
  2954. goto out;
  2955. /* no fwd for station mode and just pass up to stack */
  2956. if (vdev->opmode == wlan_op_mode_sta)
  2957. goto out;
  2958. if (da_is_bcmc) {
  2959. nbuf_copy = qdf_nbuf_copy(nbuf);
  2960. if (!nbuf_copy)
  2961. goto out;
  2962. if (dp_ipa_intrabss_send(pdev, vdev, nbuf_copy))
  2963. qdf_nbuf_free(nbuf_copy);
  2964. else
  2965. *fwd_success = true;
  2966. /* return false to pass original pkt up to stack */
  2967. goto out;
  2968. }
  2969. eh = (struct ethhdr *)qdf_nbuf_data(nbuf);
  2970. if (!qdf_mem_cmp(eh->h_dest, vdev->mac_addr.raw, QDF_MAC_ADDR_SIZE))
  2971. goto out;
  2972. if (!dp_ipa_peer_check(soc, eh->h_dest, vdev->vdev_id))
  2973. goto out;
  2974. if (!dp_ipa_peer_check(soc, eh->h_source, vdev->vdev_id))
  2975. goto out;
  2976. /*
  2977. * In intra-bss forwarding scenario, skb is allocated by IPA driver.
  2978. * Need to add skb to internal tracking table to avoid nbuf memory
  2979. * leak check for unallocated skb.
  2980. */
  2981. qdf_net_buf_debug_acquire_skb(nbuf, __FILE__, __LINE__);
  2982. if (dp_ipa_intrabss_send(pdev, vdev, nbuf))
  2983. qdf_nbuf_free(nbuf);
  2984. else
  2985. *fwd_success = true;
  2986. status = true;
  2987. out:
  2988. dp_vdev_unref_delete(soc, vdev, DP_MOD_ID_IPA);
  2989. return status;
  2990. }
  2991. #ifdef MDM_PLATFORM
  2992. bool dp_ipa_is_mdm_platform(void)
  2993. {
  2994. return true;
  2995. }
  2996. #else
  2997. bool dp_ipa_is_mdm_platform(void)
  2998. {
  2999. return false;
  3000. }
  3001. #endif
  3002. /**
  3003. * dp_ipa_frag_nbuf_linearize - linearize nbuf for IPA
  3004. * @soc: soc
  3005. * @nbuf: source skb
  3006. *
  3007. * Return: new nbuf if success and otherwise NULL
  3008. */
  3009. static qdf_nbuf_t dp_ipa_frag_nbuf_linearize(struct dp_soc *soc,
  3010. qdf_nbuf_t nbuf)
  3011. {
  3012. uint8_t *src_nbuf_data;
  3013. uint8_t *dst_nbuf_data;
  3014. qdf_nbuf_t dst_nbuf;
  3015. qdf_nbuf_t temp_nbuf = nbuf;
  3016. uint32_t nbuf_len = qdf_nbuf_len(nbuf);
  3017. bool is_nbuf_head = true;
  3018. uint32_t copy_len = 0;
  3019. dst_nbuf = qdf_nbuf_alloc(soc->osdev, RX_DATA_BUFFER_SIZE,
  3020. RX_BUFFER_RESERVATION,
  3021. RX_DATA_BUFFER_ALIGNMENT, FALSE);
  3022. if (!dst_nbuf) {
  3023. dp_err_rl("nbuf allocate fail");
  3024. return NULL;
  3025. }
  3026. if ((nbuf_len + L3_HEADER_PADDING) > RX_DATA_BUFFER_SIZE) {
  3027. qdf_nbuf_free(dst_nbuf);
  3028. dp_err_rl("nbuf is jumbo data");
  3029. return NULL;
  3030. }
  3031. /* prepeare to copy all data into new skb */
  3032. dst_nbuf_data = qdf_nbuf_data(dst_nbuf);
  3033. while (temp_nbuf) {
  3034. src_nbuf_data = qdf_nbuf_data(temp_nbuf);
  3035. /* first head nbuf */
  3036. if (is_nbuf_head) {
  3037. qdf_mem_copy(dst_nbuf_data, src_nbuf_data,
  3038. soc->rx_pkt_tlv_size);
  3039. /* leave extra 2 bytes L3_HEADER_PADDING */
  3040. dst_nbuf_data += (soc->rx_pkt_tlv_size +
  3041. L3_HEADER_PADDING);
  3042. src_nbuf_data += soc->rx_pkt_tlv_size;
  3043. copy_len = qdf_nbuf_headlen(temp_nbuf) -
  3044. soc->rx_pkt_tlv_size;
  3045. temp_nbuf = qdf_nbuf_get_ext_list(temp_nbuf);
  3046. is_nbuf_head = false;
  3047. } else {
  3048. copy_len = qdf_nbuf_len(temp_nbuf);
  3049. temp_nbuf = qdf_nbuf_queue_next(temp_nbuf);
  3050. }
  3051. qdf_mem_copy(dst_nbuf_data, src_nbuf_data, copy_len);
  3052. dst_nbuf_data += copy_len;
  3053. }
  3054. qdf_nbuf_set_len(dst_nbuf, nbuf_len);
  3055. /* copy is done, free original nbuf */
  3056. qdf_nbuf_free(nbuf);
  3057. return dst_nbuf;
  3058. }
  3059. /**
  3060. * dp_ipa_handle_rx_reo_reinject - Handle RX REO reinject skb buffer
  3061. * @soc: soc
  3062. * @nbuf: skb
  3063. *
  3064. * Return: nbuf if success and otherwise NULL
  3065. */
  3066. qdf_nbuf_t dp_ipa_handle_rx_reo_reinject(struct dp_soc *soc, qdf_nbuf_t nbuf)
  3067. {
  3068. if (!wlan_cfg_is_ipa_enabled(soc->wlan_cfg_ctx))
  3069. return nbuf;
  3070. /* WLAN IPA is run-time disabled */
  3071. if (!qdf_atomic_read(&soc->ipa_pipes_enabled))
  3072. return nbuf;
  3073. if (!qdf_nbuf_is_frag(nbuf))
  3074. return nbuf;
  3075. /* linearize skb for IPA */
  3076. return dp_ipa_frag_nbuf_linearize(soc, nbuf);
  3077. }
  3078. QDF_STATUS dp_ipa_tx_buf_smmu_mapping(
  3079. struct cdp_soc_t *soc_hdl, uint8_t pdev_id,
  3080. const char *func, uint32_t line)
  3081. {
  3082. QDF_STATUS ret;
  3083. struct dp_soc *soc = cdp_soc_t_to_dp_soc(soc_hdl);
  3084. struct dp_pdev *pdev =
  3085. dp_get_pdev_from_soc_pdev_id_wifi3(soc, pdev_id);
  3086. if (!pdev) {
  3087. dp_err("%s invalid instance", __func__);
  3088. return QDF_STATUS_E_FAILURE;
  3089. }
  3090. if (!qdf_mem_smmu_s1_enabled(soc->osdev)) {
  3091. dp_debug("SMMU S1 disabled");
  3092. return QDF_STATUS_SUCCESS;
  3093. }
  3094. ret = __dp_ipa_tx_buf_smmu_mapping(soc, pdev, true, func, line);
  3095. if (ret)
  3096. return ret;
  3097. ret = dp_ipa_tx_alt_buf_smmu_mapping(soc, pdev, true, func, line);
  3098. if (ret)
  3099. __dp_ipa_tx_buf_smmu_mapping(soc, pdev, false, func, line);
  3100. return ret;
  3101. }
  3102. QDF_STATUS dp_ipa_tx_buf_smmu_unmapping(
  3103. struct cdp_soc_t *soc_hdl, uint8_t pdev_id, const char *func,
  3104. uint32_t line)
  3105. {
  3106. struct dp_soc *soc = cdp_soc_t_to_dp_soc(soc_hdl);
  3107. struct dp_pdev *pdev =
  3108. dp_get_pdev_from_soc_pdev_id_wifi3(soc, pdev_id);
  3109. if (!pdev) {
  3110. dp_err("%s invalid instance", __func__);
  3111. return QDF_STATUS_E_FAILURE;
  3112. }
  3113. if (!qdf_mem_smmu_s1_enabled(soc->osdev)) {
  3114. dp_debug("SMMU S1 disabled");
  3115. return QDF_STATUS_SUCCESS;
  3116. }
  3117. if (__dp_ipa_tx_buf_smmu_mapping(soc, pdev, false, func, line) ||
  3118. dp_ipa_tx_alt_buf_smmu_mapping(soc, pdev, false, func, line))
  3119. return QDF_STATUS_E_FAILURE;
  3120. return QDF_STATUS_SUCCESS;
  3121. }
  3122. #ifdef IPA_WDS_EASYMESH_FEATURE
  3123. QDF_STATUS dp_ipa_ast_create(struct cdp_soc_t *soc_hdl,
  3124. qdf_ipa_ast_info_type_t *data)
  3125. {
  3126. struct dp_soc *soc = cdp_soc_t_to_dp_soc(soc_hdl);
  3127. uint8_t *rx_tlv_hdr;
  3128. struct dp_peer *peer;
  3129. struct hal_rx_msdu_metadata msdu_metadata;
  3130. qdf_ipa_ast_info_type_t *ast_info;
  3131. if (!data) {
  3132. dp_err("Data is NULL !!!");
  3133. return QDF_STATUS_E_FAILURE;
  3134. }
  3135. ast_info = data;
  3136. rx_tlv_hdr = qdf_nbuf_data(ast_info->skb);
  3137. peer = dp_peer_get_ref_by_id(soc, ast_info->ta_peer_id,
  3138. DP_MOD_ID_IPA);
  3139. if (!peer) {
  3140. dp_err("Peer is NULL !!!!");
  3141. return QDF_STATUS_E_FAILURE;
  3142. }
  3143. hal_rx_msdu_metadata_get(soc->hal_soc, rx_tlv_hdr, &msdu_metadata);
  3144. dp_rx_ipa_wds_srcport_learn(soc, peer, ast_info->skb, msdu_metadata,
  3145. ast_info->mac_addr_ad4_valid,
  3146. ast_info->first_msdu_in_mpdu_flag);
  3147. dp_peer_unref_delete(peer, DP_MOD_ID_IPA);
  3148. return QDF_STATUS_SUCCESS;
  3149. }
  3150. #endif
  3151. #endif