dp_be.h 22 KB

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  1. /*
  2. * Copyright (c) 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
  6. * any purpose with or without fee is hereby granted, provided that the
  7. * above copyright notice and this permission notice appear in all
  8. * copies.
  9. *
  10. * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
  11. * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
  12. * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
  13. * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
  14. * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
  15. * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
  16. * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
  17. * PERFORMANCE OF THIS SOFTWARE.
  18. */
  19. #ifndef __DP_BE_H
  20. #define __DP_BE_H
  21. #include <dp_types.h>
  22. #include <hal_be_tx.h>
  23. #ifdef WLAN_MLO_MULTI_CHIP
  24. #include "mlo/dp_mlo.h"
  25. #else
  26. #include <dp_peer.h>
  27. #endif
  28. #ifdef WIFI_MONITOR_SUPPORT
  29. #include <dp_mon.h>
  30. #endif
  31. enum CMEM_MEM_CLIENTS {
  32. COOKIE_CONVERSION,
  33. FISA_FST,
  34. };
  35. /* maximum number of entries in one page of secondary page table */
  36. #define DP_CC_SPT_PAGE_MAX_ENTRIES 512
  37. /* maximum number of entries in one page of secondary page table */
  38. #define DP_CC_SPT_PAGE_MAX_ENTRIES_MASK (DP_CC_SPT_PAGE_MAX_ENTRIES - 1)
  39. /* maximum number of entries in primary page table */
  40. #define DP_CC_PPT_MAX_ENTRIES 1024
  41. /* cookie conversion required CMEM offset from CMEM pool */
  42. #define DP_CC_MEM_OFFSET_IN_CMEM 0
  43. /* cookie conversion primary page table size 4K */
  44. #define DP_CC_PPT_MEM_SIZE 4096
  45. /* FST required CMEM offset from CMEM pool */
  46. #define DP_FST_MEM_OFFSET_IN_CMEM \
  47. (DP_CC_MEM_OFFSET_IN_CMEM + DP_CC_PPT_MEM_SIZE)
  48. /* CMEM size for FISA FST 16K */
  49. #define DP_CMEM_FST_SIZE 16384
  50. /* lower 9 bits in Desc ID for offset in page of SPT */
  51. #define DP_CC_DESC_ID_SPT_VA_OS_SHIFT 0
  52. #define DP_CC_DESC_ID_SPT_VA_OS_MASK 0x1FF
  53. #define DP_CC_DESC_ID_SPT_VA_OS_LSB 0
  54. #define DP_CC_DESC_ID_SPT_VA_OS_MSB 8
  55. /* higher 11 bits in Desc ID for offset in CMEM of PPT */
  56. #define DP_CC_DESC_ID_PPT_PAGE_OS_LSB 9
  57. #define DP_CC_DESC_ID_PPT_PAGE_OS_MSB 19
  58. #define DP_CC_DESC_ID_PPT_PAGE_OS_SHIFT 9
  59. #define DP_CC_DESC_ID_PPT_PAGE_OS_MASK 0xFFE00
  60. /*
  61. * page 4K unaligned case, single SPT page physical address
  62. * need 8 bytes in PPT
  63. */
  64. #define DP_CC_PPT_ENTRY_SIZE_4K_UNALIGNED 8
  65. /*
  66. * page 4K aligned case, single SPT page physical address
  67. * need 4 bytes in PPT
  68. */
  69. #define DP_CC_PPT_ENTRY_SIZE_4K_ALIGNED 4
  70. /* 4K aligned case, number of bits HW append for one PPT entry value */
  71. #define DP_CC_PPT_ENTRY_HW_APEND_BITS_4K_ALIGNED 12
  72. #if defined(WLAN_MAX_PDEVS) && (WLAN_MAX_PDEVS == 1)
  73. /* WBM2SW ring id for rx release */
  74. #define WBM2SW_REL_ERR_RING_NUM 3
  75. #else
  76. /* WBM2SW ring id for rx release */
  77. #define WBM2SW_REL_ERR_RING_NUM 5
  78. #endif
  79. /* tx descriptor are programmed at start of CMEM region*/
  80. #define DP_TX_DESC_CMEM_OFFSET 0
  81. /* size of CMEM needed for a tx desc pool*/
  82. #define DP_TX_DESC_POOL_CMEM_SIZE \
  83. ((WLAN_CFG_NUM_TX_DESC_MAX / DP_CC_SPT_PAGE_MAX_ENTRIES) * \
  84. DP_CC_PPT_ENTRY_SIZE_4K_ALIGNED)
  85. /* Offset of rx descripotor pool */
  86. #define DP_RX_DESC_CMEM_OFFSET \
  87. DP_TX_DESC_CMEM_OFFSET + (MAX_TXDESC_POOLS * DP_TX_DESC_POOL_CMEM_SIZE)
  88. /* size of CMEM needed for a rx desc pool */
  89. #define DP_RX_DESC_POOL_CMEM_SIZE \
  90. ((WLAN_CFG_RX_SW_DESC_NUM_SIZE_MAX / DP_CC_SPT_PAGE_MAX_ENTRIES) * \
  91. DP_CC_PPT_ENTRY_SIZE_4K_ALIGNED)
  92. /* get ppt_id from CMEM_OFFSET */
  93. #define DP_CMEM_OFFSET_TO_PPT_ID(offset) \
  94. ((offset) / DP_CC_PPT_ENTRY_SIZE_4K_ALIGNED)
  95. /* The MAX PPE PRI2TID */
  96. #ifdef WLAN_SUPPORT_PPEDS
  97. #define DP_TX_INT_PRI2TID_MAX 15
  98. #endif
  99. /**
  100. * struct dp_spt_page_desc - secondary page table page descriptors
  101. * @next: pointer to next linked SPT page Desc
  102. * @page_v_addr: page virtual address
  103. * @page_p_addr: page physical address
  104. * @ppt_index: entry index in primary page table where this page physical
  105. address stored
  106. * @avail_entry_index: index for available entry that store TX/RX Desc VA
  107. */
  108. struct dp_spt_page_desc {
  109. uint8_t *page_v_addr;
  110. qdf_dma_addr_t page_p_addr;
  111. uint32_t ppt_index;
  112. };
  113. /**
  114. * struct dp_hw_cookie_conversion_t - main context for HW cookie conversion
  115. * @cmem_offset: CMEM offset from base address for primary page table setup
  116. * @total_page_num: total DDR page allocated
  117. * @page_desc_freelist: available page Desc list
  118. * @page_desc_base: page Desc buffer base address.
  119. * @page_pool: DDR pages pool
  120. * @cc_lock: locks for page acquiring/free
  121. */
  122. struct dp_hw_cookie_conversion_t {
  123. uint32_t cmem_offset;
  124. uint32_t total_page_num;
  125. struct dp_spt_page_desc *page_desc_base;
  126. struct qdf_mem_multi_page_t page_pool;
  127. qdf_spinlock_t cc_lock;
  128. };
  129. /**
  130. * struct dp_spt_page_desc_list - containor of SPT page desc list info
  131. * @spt_page_list_head: head of SPT page descriptor list
  132. * @spt_page_list_tail: tail of SPT page descriptor list
  133. * @num_spt_pages: number of SPT page descriptor allocated
  134. */
  135. struct dp_spt_page_desc_list {
  136. struct dp_spt_page_desc *spt_page_list_head;
  137. struct dp_spt_page_desc *spt_page_list_tail;
  138. uint16_t num_spt_pages;
  139. };
  140. /* HW reading 8 bytes for VA */
  141. #define DP_CC_HW_READ_BYTES 8
  142. #define DP_CC_SPT_PAGE_UPDATE_VA(_page_base_va, _index, _desc_va) \
  143. { *((uintptr_t *)((_page_base_va) + (_index) * DP_CC_HW_READ_BYTES)) \
  144. = (uintptr_t)(_desc_va); }
  145. /**
  146. * struct dp_tx_bank_profile - DP wrapper for TCL banks
  147. * @is_configured: flag indicating if this bank is configured
  148. * @ref_count: ref count indicating number of users of the bank
  149. * @bank_config: HAL TX bank configuration
  150. */
  151. struct dp_tx_bank_profile {
  152. uint8_t is_configured;
  153. qdf_atomic_t ref_count;
  154. union hal_tx_bank_config bank_config;
  155. };
  156. #ifdef WLAN_SUPPORT_PPEDS
  157. /**
  158. * struct dp_ppe_vp_tbl_entry - PPE Virtual table entry
  159. * @is_configured: Boolean that the entry is configured.
  160. */
  161. struct dp_ppe_vp_tbl_entry {
  162. bool is_configured;
  163. };
  164. /**
  165. * struct dp_ppe_vp_profile - PPE direct switch profiler per vdev
  166. * @vp_num: Virtual port number
  167. * @ppe_vp_num_idx: Index to the PPE VP table entry
  168. * @search_idx_reg_num: Address search Index register number
  169. * @drop_prec_enable: Drop precedance enable
  170. * @to_fw: To FW exception enable/disable.
  171. * @use_ppe_int_pri: Use PPE INT_PRI to TID mapping table
  172. */
  173. struct dp_ppe_vp_profile {
  174. uint8_t vp_num;
  175. uint8_t ppe_vp_num_idx;
  176. uint8_t search_idx_reg_num;
  177. uint8_t drop_prec_enable;
  178. uint8_t to_fw;
  179. uint8_t use_ppe_int_pri;
  180. };
  181. #endif
  182. /**
  183. * struct dp_soc_be - Extended DP soc for BE targets
  184. * @soc: dp soc structure
  185. * @num_bank_profiles: num TX bank profiles
  186. * @bank_profiles: bank profiles for various TX banks
  187. * @cc_cmem_base: cmem offset reserved for CC
  188. * @tx_cc_ctx: Cookie conversion context for tx desc pools
  189. * @rx_cc_ctx: Cookie conversion context for rx desc pools
  190. * @monitor_soc_be: BE specific monitor object
  191. * @mlo_enabled: Flag to indicate MLO is enabled or not
  192. * @mlo_chip_id: MLO chip_id
  193. * @ml_ctxt: pointer to global ml_context
  194. * @delta_tqm: delta_tqm
  195. * @mlo_tstamp_offset: mlo timestamp offset
  196. * @mld_peer_hash: peer hash table for ML peers
  197. * Associated peer with this MAC address)
  198. * @mld_peer_hash_lock: lock to protect mld_peer_hash
  199. * @reo2ppe_ring: REO2PPE ring
  200. * @ppe2tcl_ring: PPE2TCL ring
  201. * @ppe_release_ring: PPE release ring
  202. * @ppe_vp_tbl: PPE VP table
  203. * @ppe_vp_tbl_lock: PPE VP table lock
  204. * @num_ppe_vp_entries : Number of PPE VP entries
  205. */
  206. struct dp_soc_be {
  207. struct dp_soc soc;
  208. uint8_t num_bank_profiles;
  209. #if defined(WLAN_MAX_PDEVS) && (WLAN_MAX_PDEVS == 1)
  210. qdf_mutex_t tx_bank_lock;
  211. #else
  212. qdf_spinlock_t tx_bank_lock;
  213. #endif
  214. struct dp_tx_bank_profile *bank_profiles;
  215. struct dp_spt_page_desc *page_desc_base;
  216. uint32_t cc_cmem_base;
  217. struct dp_hw_cookie_conversion_t tx_cc_ctx[MAX_TXDESC_POOLS];
  218. struct dp_hw_cookie_conversion_t rx_cc_ctx[MAX_RXDESC_POOLS];
  219. #ifdef WLAN_SUPPORT_PPEDS
  220. struct dp_srng reo2ppe_ring;
  221. struct dp_srng ppe2tcl_ring;
  222. struct dp_srng ppe_release_ring;
  223. struct dp_ppe_vp_tbl_entry *ppe_vp_tbl;
  224. qdf_mutex_t ppe_vp_tbl_lock;
  225. uint8_t num_ppe_vp_entries;
  226. #endif
  227. #ifdef WLAN_FEATURE_11BE_MLO
  228. #ifdef WLAN_MLO_MULTI_CHIP
  229. uint8_t mlo_enabled;
  230. uint8_t mlo_chip_id;
  231. struct dp_mlo_ctxt *ml_ctxt;
  232. uint64_t delta_tqm;
  233. uint64_t mlo_tstamp_offset;
  234. #else
  235. /* Protect mld peer hash table */
  236. DP_MUTEX_TYPE mld_peer_hash_lock;
  237. struct {
  238. uint32_t mask;
  239. uint32_t idx_bits;
  240. TAILQ_HEAD(, dp_peer) * bins;
  241. } mld_peer_hash;
  242. #endif
  243. #endif
  244. };
  245. /* convert struct dp_soc_be pointer to struct dp_soc pointer */
  246. #define DP_SOC_BE_GET_SOC(be_soc) ((struct dp_soc *)be_soc)
  247. /**
  248. * struct dp_pdev_be - Extended DP pdev for BE targets
  249. * @pdev: dp pdev structure
  250. * @monitor_pdev_be: BE specific monitor object
  251. * @mlo_link_id: MLO link id for PDEV
  252. * @delta_tsf2: delta_tsf2
  253. */
  254. struct dp_pdev_be {
  255. struct dp_pdev pdev;
  256. #ifdef WLAN_MLO_MULTI_CHIP
  257. uint8_t mlo_link_id;
  258. uint64_t delta_tsf2;
  259. #endif
  260. };
  261. /**
  262. * struct dp_vdev_be - Extended DP vdev for BE targets
  263. * @vdev: dp vdev structure
  264. * @bank_id: bank_id to be used for TX
  265. * @vdev_id_check_en: flag if HW vdev_id check is enabled for vdev
  266. * @ppe_vp_enabled: flag to check if PPE VP is enabled for vdev
  267. * @ppe_vp_profile: PPE VP profile
  268. */
  269. struct dp_vdev_be {
  270. struct dp_vdev vdev;
  271. int8_t bank_id;
  272. uint8_t vdev_id_check_en;
  273. #ifdef WLAN_MLO_MULTI_CHIP
  274. /* partner list used for Intra-BSS */
  275. uint8_t partner_vdev_list[WLAN_MAX_MLO_CHIPS][WLAN_MAX_MLO_LINKS_PER_SOC];
  276. #ifdef WLAN_FEATURE_11BE_MLO
  277. #ifdef WLAN_MCAST_MLO
  278. /* DP MLO seq number */
  279. uint16_t seq_num;
  280. /* MLO Mcast primary vdev */
  281. bool mcast_primary;
  282. #endif
  283. #endif
  284. #endif
  285. unsigned long ppe_vp_enabled;
  286. #ifdef WLAN_SUPPORT_PPEDS
  287. struct dp_ppe_vp_profile ppe_vp_profile;
  288. #endif
  289. };
  290. /**
  291. * struct dp_peer_be - Extended DP peer for BE targets
  292. * @dp_peer: dp peer structure
  293. */
  294. struct dp_peer_be {
  295. struct dp_peer peer;
  296. };
  297. /**
  298. * dp_get_soc_context_size_be() - get context size for target specific DP soc
  299. *
  300. * Return: value in bytes for BE specific soc structure
  301. */
  302. qdf_size_t dp_get_soc_context_size_be(void);
  303. /**
  304. * dp_initialize_arch_ops_be() - initialize BE specific arch ops
  305. * @arch_ops: arch ops pointer
  306. *
  307. * Return: none
  308. */
  309. void dp_initialize_arch_ops_be(struct dp_arch_ops *arch_ops);
  310. /**
  311. * dp_get_context_size_be() - get BE specific size for peer/vdev/pdev/soc
  312. * @arch_ops: arch ops pointer
  313. *
  314. * Return: size in bytes for the context_type
  315. */
  316. qdf_size_t dp_get_context_size_be(enum dp_context_type context_type);
  317. /**
  318. * dp_get_be_soc_from_dp_soc() - get dp_soc_be from dp_soc
  319. * @soc: dp_soc pointer
  320. *
  321. * Return: dp_soc_be pointer
  322. */
  323. static inline struct dp_soc_be *dp_get_be_soc_from_dp_soc(struct dp_soc *soc)
  324. {
  325. return (struct dp_soc_be *)soc;
  326. }
  327. #ifdef WLAN_MLO_MULTI_CHIP
  328. typedef struct dp_mlo_ctxt *dp_mld_peer_hash_obj_t;
  329. /*
  330. * dp_mlo_get_peer_hash_obj() - return the container struct of MLO hash table
  331. *
  332. * @soc: soc handle
  333. *
  334. * return: MLD peer hash object
  335. */
  336. static inline dp_mld_peer_hash_obj_t
  337. dp_mlo_get_peer_hash_obj(struct dp_soc *soc)
  338. {
  339. struct dp_soc_be *be_soc = dp_get_be_soc_from_dp_soc(soc);
  340. return be_soc->ml_ctxt;
  341. }
  342. void dp_clr_mlo_ptnr_list(struct dp_soc *soc, struct dp_vdev *vdev);
  343. #if defined(WLAN_FEATURE_11BE_MLO)
  344. /**
  345. * dp_mlo_partner_chips_map() - Map MLO peers to partner SOCs
  346. * @soc: Soc handle
  347. * @peer: DP peer handle for ML peer
  348. * @peer_id: peer_id
  349. * Return: None
  350. */
  351. void dp_mlo_partner_chips_map(struct dp_soc *soc,
  352. struct dp_peer *peer,
  353. uint16_t peer_id);
  354. /**
  355. * dp_mlo_partner_chips_unmap() - Unmap MLO peers to partner SOCs
  356. * @soc: Soc handle
  357. * @peer_id: peer_id
  358. * Return: None
  359. */
  360. void dp_mlo_partner_chips_unmap(struct dp_soc *soc,
  361. uint16_t peer_id);
  362. #ifdef WLAN_MCAST_MLO
  363. typedef void dp_ptnr_vdev_iter_func(struct dp_vdev_be *be_vdev,
  364. struct dp_vdev *ptnr_vdev,
  365. void *arg);
  366. typedef void dp_ptnr_soc_iter_func(struct dp_soc *ptnr_soc,
  367. void *arg);
  368. /*
  369. * dp_mcast_mlo_iter_ptnr_vdev - API to iterate through ptnr vdev list
  370. * @be_soc: dp_soc_be pointer
  371. * @be_vdev: dp_vdev_be pointer
  372. * @func : function to be called for each peer
  373. * @arg : argument need to be passed to func
  374. * @mod_id: module id
  375. *
  376. * Return: None
  377. */
  378. void dp_mcast_mlo_iter_ptnr_vdev(struct dp_soc_be *be_soc,
  379. struct dp_vdev_be *be_vdev,
  380. dp_ptnr_vdev_iter_func func,
  381. void *arg,
  382. enum dp_mod_id mod_id);
  383. /*
  384. * dp_mcast_mlo_iter_ptnr_soc - API to iterate through ptnr soc list
  385. * @be_soc: dp_soc_be pointer
  386. * @func : function to be called for each peer
  387. * @arg : argument need to be passed to func
  388. *
  389. * Return: None
  390. */
  391. void dp_mcast_mlo_iter_ptnr_soc(struct dp_soc_be *be_soc,
  392. dp_ptnr_soc_iter_func func,
  393. void *arg);
  394. /*
  395. * dp_mlo_get_mcast_primary_vdev- get ref to mcast primary vdev
  396. * @be_soc: dp_soc_be pointer
  397. * @be_vdev: dp_vdev_be pointer
  398. * @mod_id: module id
  399. *
  400. * Return: mcast primary DP VDEV handle on success, NULL on failure
  401. */
  402. struct dp_vdev *dp_mlo_get_mcast_primary_vdev(struct dp_soc_be *be_soc,
  403. struct dp_vdev_be *be_vdev,
  404. enum dp_mod_id mod_id);
  405. #endif
  406. #endif
  407. #else
  408. typedef struct dp_soc_be *dp_mld_peer_hash_obj_t;
  409. static inline dp_mld_peer_hash_obj_t
  410. dp_mlo_get_peer_hash_obj(struct dp_soc *soc)
  411. {
  412. return dp_get_be_soc_from_dp_soc(soc);
  413. }
  414. static inline void dp_clr_mlo_ptnr_list(struct dp_soc *soc,
  415. struct dp_vdev *vdev)
  416. {
  417. }
  418. #endif
  419. /*
  420. * dp_mlo_peer_find_hash_attach_be() - API to initialize ML peer hash table
  421. *
  422. * @mld_hash_obj: Peer has object
  423. * @hash_elems: number of entries in hash table
  424. *
  425. * return: QDF_STATUS_SUCCESS when attach is success else QDF_STATUS_FAILURE
  426. */
  427. QDF_STATUS
  428. dp_mlo_peer_find_hash_attach_be(dp_mld_peer_hash_obj_t mld_hash_obj,
  429. int hash_elems);
  430. /*
  431. * dp_mlo_peer_find_hash_detach_be() - API to de-initialize ML peer hash table
  432. *
  433. * @mld_hash_obj: Peer has object
  434. *
  435. * return: void
  436. */
  437. void dp_mlo_peer_find_hash_detach_be(dp_mld_peer_hash_obj_t mld_hash_obj);
  438. /**
  439. * dp_get_be_pdev_from_dp_pdev() - get dp_pdev_be from dp_pdev
  440. * @pdev: dp_pdev pointer
  441. *
  442. * Return: dp_pdev_be pointer
  443. */
  444. static inline
  445. struct dp_pdev_be *dp_get_be_pdev_from_dp_pdev(struct dp_pdev *pdev)
  446. {
  447. return (struct dp_pdev_be *)pdev;
  448. }
  449. /**
  450. * dp_get_be_vdev_from_dp_vdev() - get dp_vdev_be from dp_vdev
  451. * @vdev: dp_vdev pointer
  452. *
  453. * Return: dp_vdev_be pointer
  454. */
  455. static inline
  456. struct dp_vdev_be *dp_get_be_vdev_from_dp_vdev(struct dp_vdev *vdev)
  457. {
  458. return (struct dp_vdev_be *)vdev;
  459. }
  460. /**
  461. * dp_get_be_peer_from_dp_peer() - get dp_peer_be from dp_peer
  462. * @peer: dp_peer pointer
  463. *
  464. * Return: dp_peer_be pointer
  465. */
  466. static inline
  467. struct dp_peer_be *dp_get_be_peer_from_dp_peer(struct dp_peer *peer)
  468. {
  469. return (struct dp_peer_be *)peer;
  470. }
  471. QDF_STATUS
  472. dp_hw_cookie_conversion_attach(struct dp_soc_be *be_soc,
  473. struct dp_hw_cookie_conversion_t *cc_ctx,
  474. uint32_t num_descs,
  475. enum dp_desc_type desc_type,
  476. uint8_t desc_pool_id);
  477. QDF_STATUS
  478. dp_hw_cookie_conversion_detach(struct dp_soc_be *be_soc,
  479. struct dp_hw_cookie_conversion_t *cc_ctx);
  480. QDF_STATUS
  481. dp_hw_cookie_conversion_init(struct dp_soc_be *be_soc,
  482. struct dp_hw_cookie_conversion_t *cc_ctx);
  483. QDF_STATUS
  484. dp_hw_cookie_conversion_deinit(struct dp_soc_be *be_soc,
  485. struct dp_hw_cookie_conversion_t *cc_ctx);
  486. /**
  487. * dp_cc_spt_page_desc_alloc() - allocate SPT DDR page descriptor from pool
  488. * @be_soc: beryllium soc handler
  489. * @list_head: pointer to page desc head
  490. * @list_tail: pointer to page desc tail
  491. * @num_desc: number of TX/RX Descs required for SPT pages
  492. *
  493. * Return: number of SPT page Desc allocated
  494. */
  495. uint16_t dp_cc_spt_page_desc_alloc(struct dp_soc_be *be_soc,
  496. struct dp_spt_page_desc **list_head,
  497. struct dp_spt_page_desc **list_tail,
  498. uint16_t num_desc);
  499. /**
  500. * dp_cc_spt_page_desc_free() - free SPT DDR page descriptor to pool
  501. * @be_soc: beryllium soc handler
  502. * @list_head: pointer to page desc head
  503. * @list_tail: pointer to page desc tail
  504. * @page_nums: number of page desc freed back to pool
  505. */
  506. void dp_cc_spt_page_desc_free(struct dp_soc_be *be_soc,
  507. struct dp_spt_page_desc **list_head,
  508. struct dp_spt_page_desc **list_tail,
  509. uint16_t page_nums);
  510. /**
  511. * dp_cc_desc_id_generate() - generate SW cookie ID according to
  512. DDR page 4K aligned or not
  513. * @ppt_index: offset index in primary page table
  514. * @spt_index: offset index in sceondary DDR page
  515. *
  516. * Generate SW cookie ID to match as HW expected
  517. *
  518. * Return: cookie ID
  519. */
  520. static inline uint32_t dp_cc_desc_id_generate(uint32_t ppt_index,
  521. uint16_t spt_index)
  522. {
  523. /*
  524. * for 4k aligned case, cmem entry size is 4 bytes,
  525. * HW index from bit19~bit10 value = ppt_index / 2, high 32bits flag
  526. * from bit9 value = ppt_index % 2, then bit 19 ~ bit9 value is
  527. * exactly same with original ppt_index value.
  528. * for 4k un-aligned case, cmem entry size is 8 bytes.
  529. * bit19 ~ bit9 will be HW index value, same as ppt_index value.
  530. */
  531. return ((((uint32_t)ppt_index) << DP_CC_DESC_ID_PPT_PAGE_OS_SHIFT) |
  532. spt_index);
  533. }
  534. /**
  535. * dp_cc_desc_va_find() - find TX/RX Descs virtual address by ID
  536. * @be_soc: be soc handle
  537. * @desc_id: TX/RX Dess ID
  538. *
  539. * Return: TX/RX Desc virtual address
  540. */
  541. static inline uintptr_t dp_cc_desc_find(struct dp_soc *soc,
  542. uint32_t desc_id)
  543. {
  544. struct dp_soc_be *be_soc;
  545. uint16_t ppt_page_id, spt_va_id;
  546. uint8_t *spt_page_va;
  547. be_soc = dp_get_be_soc_from_dp_soc(soc);
  548. ppt_page_id = (desc_id & DP_CC_DESC_ID_PPT_PAGE_OS_MASK) >>
  549. DP_CC_DESC_ID_PPT_PAGE_OS_SHIFT;
  550. spt_va_id = (desc_id & DP_CC_DESC_ID_SPT_VA_OS_MASK) >>
  551. DP_CC_DESC_ID_SPT_VA_OS_SHIFT;
  552. /*
  553. * ppt index in cmem is same order where the page in the
  554. * page desc array during initialization.
  555. * entry size in DDR page is 64 bits, for 32 bits system,
  556. * only lower 32 bits VA value is needed.
  557. */
  558. spt_page_va = be_soc->page_desc_base[ppt_page_id].page_v_addr;
  559. return (*((uintptr_t *)(spt_page_va +
  560. spt_va_id * DP_CC_HW_READ_BYTES)));
  561. }
  562. #ifdef WLAN_FEATURE_NEAR_FULL_IRQ
  563. /**
  564. * enum dp_srng_near_full_levels - SRNG Near FULL levels
  565. * @DP_SRNG_THRESH_SAFE: SRNG level safe for yielding the near full mode
  566. * of processing the entries in SRNG
  567. * @DP_SRNG_THRESH_NEAR_FULL: SRNG level enters the near full mode
  568. * of processing the entries in SRNG
  569. * @DP_SRNG_THRESH_CRITICAL: SRNG level enters the critical level of full
  570. * condition and drastic steps need to be taken for processing
  571. * the entries in SRNG
  572. */
  573. enum dp_srng_near_full_levels {
  574. DP_SRNG_THRESH_SAFE,
  575. DP_SRNG_THRESH_NEAR_FULL,
  576. DP_SRNG_THRESH_CRITICAL,
  577. };
  578. /**
  579. * dp_srng_check_ring_near_full() - Check if SRNG is marked as near-full from
  580. * its corresponding near-full irq handler
  581. * @soc: Datapath SoC handle
  582. * @dp_srng: datapath handle for this SRNG
  583. *
  584. * Return: 1, if the srng was marked as near-full
  585. * 0, if the srng was not marked as near-full
  586. */
  587. static inline int dp_srng_check_ring_near_full(struct dp_soc *soc,
  588. struct dp_srng *dp_srng)
  589. {
  590. return qdf_atomic_read(&dp_srng->near_full);
  591. }
  592. /**
  593. * dp_srng_get_near_full_level() - Check the num available entries in the
  594. * consumer srng and return the level of the srng
  595. * near full state.
  596. * @soc: Datapath SoC Handle [To be validated by the caller]
  597. * @hal_ring_hdl: SRNG handle
  598. *
  599. * Return: near-full level
  600. */
  601. static inline int
  602. dp_srng_get_near_full_level(struct dp_soc *soc, struct dp_srng *dp_srng)
  603. {
  604. uint32_t num_valid;
  605. num_valid = hal_srng_dst_num_valid_nolock(soc->hal_soc,
  606. dp_srng->hal_srng,
  607. true);
  608. if (num_valid > dp_srng->crit_thresh)
  609. return DP_SRNG_THRESH_CRITICAL;
  610. else if (num_valid < dp_srng->safe_thresh)
  611. return DP_SRNG_THRESH_SAFE;
  612. else
  613. return DP_SRNG_THRESH_NEAR_FULL;
  614. }
  615. #define DP_SRNG_PER_LOOP_NF_REAP_MULTIPLIER 2
  616. /**
  617. * dp_srng_test_and_update_nf_params() - Test the near full level and update
  618. * the reap_limit and flags to reflect the state.
  619. * @soc: Datapath soc handle
  620. * @srng: Datapath handle for the srng
  621. * @max_reap_limit: [Output Param] Buffer to set the map_reap_limit as
  622. * per the near-full state
  623. *
  624. * Return: 1, if the srng is near full
  625. * 0, if the srng is not near full
  626. */
  627. static inline int
  628. _dp_srng_test_and_update_nf_params(struct dp_soc *soc,
  629. struct dp_srng *srng,
  630. int *max_reap_limit)
  631. {
  632. int ring_near_full = 0, near_full_level;
  633. if (dp_srng_check_ring_near_full(soc, srng)) {
  634. near_full_level = dp_srng_get_near_full_level(soc, srng);
  635. switch (near_full_level) {
  636. case DP_SRNG_THRESH_CRITICAL:
  637. /* Currently not doing anything special here */
  638. fallthrough;
  639. case DP_SRNG_THRESH_NEAR_FULL:
  640. ring_near_full = 1;
  641. *max_reap_limit *= DP_SRNG_PER_LOOP_NF_REAP_MULTIPLIER;
  642. break;
  643. case DP_SRNG_THRESH_SAFE:
  644. qdf_atomic_set(&srng->near_full, 0);
  645. ring_near_full = 0;
  646. break;
  647. default:
  648. qdf_assert(0);
  649. break;
  650. }
  651. }
  652. return ring_near_full;
  653. }
  654. #else
  655. static inline int
  656. _dp_srng_test_and_update_nf_params(struct dp_soc *soc,
  657. struct dp_srng *srng,
  658. int *max_reap_limit)
  659. {
  660. return 0;
  661. }
  662. #endif
  663. static inline
  664. uint32_t dp_desc_pool_get_cmem_base(uint8_t chip_id, uint8_t desc_pool_id,
  665. enum dp_desc_type desc_type)
  666. {
  667. switch (desc_type) {
  668. case DP_TX_DESC_TYPE:
  669. return (DP_TX_DESC_CMEM_OFFSET +
  670. (desc_pool_id * DP_TX_DESC_POOL_CMEM_SIZE));
  671. case DP_RX_DESC_BUF_TYPE:
  672. return (DP_RX_DESC_CMEM_OFFSET +
  673. ((chip_id * MAX_RXDESC_POOLS) + desc_pool_id) *
  674. DP_RX_DESC_POOL_CMEM_SIZE);
  675. default:
  676. QDF_BUG(0);
  677. }
  678. return 0;
  679. }
  680. #ifndef WLAN_MLO_MULTI_CHIP
  681. static inline
  682. void dp_soc_mlo_fill_params(struct dp_soc *soc,
  683. struct cdp_soc_attach_params *params)
  684. {
  685. }
  686. static inline
  687. void dp_pdev_mlo_fill_params(struct dp_pdev *pdev,
  688. struct cdp_pdev_attach_params *params)
  689. {
  690. }
  691. static inline
  692. void dp_mlo_update_link_to_pdev_map(struct dp_soc *soc, struct dp_pdev *pdev)
  693. {
  694. }
  695. static inline
  696. void dp_mlo_update_link_to_pdev_unmap(struct dp_soc *soc, struct dp_pdev *pdev)
  697. {
  698. }
  699. #endif
  700. /*
  701. * dp_txrx_set_vdev_param_be: target specific ops while setting vdev params
  702. * @soc : DP soc handle
  703. * @vdev: pointer to vdev structure
  704. * @param: parameter type to get value
  705. * @val: value
  706. *
  707. * return: QDF_STATUS
  708. */
  709. QDF_STATUS dp_txrx_set_vdev_param_be(struct dp_soc *soc,
  710. struct dp_vdev *vdev,
  711. enum cdp_vdev_param_type param,
  712. cdp_config_param_type val);
  713. #endif