qdf_nbuf.h 54 KB

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  1. /*
  2. * Copyright (c) 2014-2017 The Linux Foundation. All rights reserved.
  3. *
  4. * Previously licensed under the ISC license by Qualcomm Atheros, Inc.
  5. *
  6. *
  7. * Permission to use, copy, modify, and/or distribute this software for
  8. * any purpose with or without fee is hereby granted, provided that the
  9. * above copyright notice and this permission notice appear in all
  10. * copies.
  11. *
  12. * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
  13. * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
  14. * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
  15. * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
  16. * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
  17. * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
  18. * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
  19. * PERFORMANCE OF THIS SOFTWARE.
  20. */
  21. /*
  22. * This file was originally distributed by Qualcomm Atheros, Inc.
  23. * under proprietary terms before Copyright ownership was assigned
  24. * to the Linux Foundation.
  25. */
  26. /**
  27. * DOC: qdf_nbuf_public network buffer API
  28. * This file defines the network buffer abstraction.
  29. */
  30. #ifndef _QDF_NBUF_H
  31. #define _QDF_NBUF_H
  32. #include <qdf_util.h>
  33. #include <qdf_types.h>
  34. #include <qdf_lock.h>
  35. #include <i_qdf_nbuf.h>
  36. #include <i_qdf_trace.h>
  37. #include <qdf_net_types.h>
  38. #define IPA_NBUF_OWNER_ID 0xaa55aa55
  39. #define QDF_NBUF_PKT_TRAC_TYPE_EAPOL 0x02
  40. #define QDF_NBUF_PKT_TRAC_TYPE_DHCP 0x04
  41. #define QDF_NBUF_PKT_TRAC_TYPE_MGMT_ACTION 0x08
  42. #define QDF_NBUF_PKT_TRAC_TYPE_ARP 0x10
  43. #define QDF_NBUF_PKT_TRAC_MAX_STRING 12
  44. #define QDF_NBUF_PKT_TRAC_PROTO_STRING 4
  45. #define QDF_NBUF_PKT_ERROR 1
  46. #define QDF_NBUF_TRAC_IPV4_OFFSET 14
  47. #define QDF_NBUF_TRAC_IPV4_HEADER_SIZE 20
  48. #define QDF_NBUF_TRAC_DHCP_SRV_PORT 67
  49. #define QDF_NBUF_TRAC_DHCP_CLI_PORT 68
  50. #define QDF_NBUF_TRAC_ETH_TYPE_OFFSET 12
  51. #define QDF_NBUF_TRAC_EAPOL_ETH_TYPE 0x888E
  52. #define QDF_NBUF_TRAC_WAPI_ETH_TYPE 0x88b4
  53. #define QDF_NBUF_TRAC_ARP_ETH_TYPE 0x0806
  54. #define QDF_NBUF_TRAC_IPV4_ETH_TYPE 0x0800
  55. #define QDF_NBUF_TRAC_IPV6_ETH_TYPE 0x86dd
  56. #define QDF_NBUF_DEST_MAC_OFFSET 0
  57. #define QDF_NBUF_SRC_MAC_OFFSET 6
  58. #define QDF_NBUF_TRAC_IPV4_PROTO_TYPE_OFFSET 23
  59. #define QDF_NBUF_TRAC_IPV4_DEST_ADDR_OFFSET 30
  60. #define QDF_NBUF_TRAC_IPV6_PROTO_TYPE_OFFSET 20
  61. #define QDF_NBUF_TRAC_IPV4_ADDR_MCAST_MASK 0xE0000000
  62. #define QDF_NBUF_TRAC_IPV4_ADDR_BCAST_MASK 0xF0000000
  63. #define QDF_NBUF_TRAC_IPV6_DEST_ADDR_OFFSET 38
  64. #define QDF_NBUF_TRAC_IPV6_DEST_ADDR 0xFF00
  65. #define QDF_NBUF_TRAC_ICMP_TYPE 1
  66. #define QDF_NBUF_TRAC_TCP_TYPE 6
  67. #define QDF_NBUF_TRAC_UDP_TYPE 17
  68. #define QDF_NBUF_TRAC_ICMPV6_TYPE 0x3a
  69. /* EAPOL Related MASK */
  70. #define EAPOL_PACKET_TYPE_OFFSET 15
  71. #define EAPOL_KEY_INFO_OFFSET 19
  72. #define EAPOL_PKT_LEN_OFFSET 16
  73. #define EAPOL_KEY_LEN_OFFSET 21
  74. #define EAPOL_MASK 0x8013
  75. #define EAPOL_M1_BIT_MASK 0x8000
  76. #define EAPOL_M2_BIT_MASK 0x0001
  77. #define EAPOL_M3_BIT_MASK 0x8013
  78. #define EAPOL_M4_BIT_MASK 0x0003
  79. /* Tracked Packet types */
  80. #define QDF_NBUF_TX_PKT_INVALID 0
  81. #define QDF_NBUF_TX_PKT_DATA_TRACK 1
  82. #define QDF_NBUF_TX_PKT_MGMT_TRACK 2
  83. /* Different Packet states */
  84. #define QDF_NBUF_TX_PKT_HDD 1
  85. #define QDF_NBUF_TX_PKT_TXRX_ENQUEUE 2
  86. #define QDF_NBUF_TX_PKT_TXRX_DEQUEUE 3
  87. #define QDF_NBUF_TX_PKT_TXRX 4
  88. #define QDF_NBUF_TX_PKT_HTT 5
  89. #define QDF_NBUF_TX_PKT_HTC 6
  90. #define QDF_NBUF_TX_PKT_HIF 7
  91. #define QDF_NBUF_TX_PKT_CE 8
  92. #define QDF_NBUF_TX_PKT_FREE 9
  93. #define QDF_NBUF_TX_PKT_STATE_MAX 10
  94. /* Enable flag to print TSO specific prints in datapath */
  95. #ifdef TSO_DEBUG_LOG_ENABLE
  96. #define TSO_DEBUG(args ...) printk(args)
  97. #else
  98. #define TSO_DEBUG(args ...)
  99. #endif
  100. /**
  101. * struct mon_rx_status - This will have monitor mode rx_status extracted from
  102. * htt_rx_desc used later to update radiotap information.
  103. * @tsft: Time Synchronization Function timer
  104. * @chan_freq: Capture channel frequency
  105. * @chan_num: Capture channel number
  106. * @chan_flags: Bitmap of Channel flags, IEEE80211_CHAN_TURBO,
  107. * IEEE80211_CHAN_CCK...
  108. * @vht_flags: VHT flgs, only present for VHT frames.
  109. * @vht_flag_values1-5: Contains corresponding data for flags field
  110. * @rate: Rate in terms 500Kbps
  111. * @rtap_flags: Bit map of available fields in the radiotap
  112. * @ant_signal_db: Rx packet RSSI
  113. * @nr_ant: Number of Antennas used for streaming
  114. * @mcs: MCS index of Rx frame
  115. * @is_stbc: Is STBC enabled
  116. * @sgi: Rx frame short guard interval
  117. * @ldpc: ldpc enabled
  118. * @beamformed: Is frame beamformed.
  119. */
  120. struct mon_rx_status {
  121. uint64_t tsft;
  122. uint16_t chan_freq;
  123. uint16_t chan_num;
  124. uint16_t chan_flags;
  125. uint16_t vht_flags;
  126. uint16_t vht_flag_values6;
  127. uint8_t rate;
  128. uint8_t rtap_flags;
  129. uint8_t ant_signal_db;
  130. uint8_t nr_ant;
  131. uint8_t mcs;
  132. uint8_t vht_flag_values1;
  133. uint8_t vht_flag_values2;
  134. uint8_t vht_flag_values3[4];
  135. uint8_t vht_flag_values4;
  136. uint8_t vht_flag_values5;
  137. uint8_t is_stbc;
  138. uint8_t sgi;
  139. uint8_t ldpc;
  140. uint8_t beamformed;
  141. };
  142. /* DHCP Related Mask */
  143. #define QDF_DHCP_OPTION53 (0x35)
  144. #define QDF_DHCP_OPTION53_LENGTH (1)
  145. #define QDF_DHCP_OPTION53_OFFSET (0x11A)
  146. #define QDF_DHCP_OPTION53_LENGTH_OFFSET (0x11B)
  147. #define QDF_DHCP_OPTION53_STATUS_OFFSET (0x11C)
  148. #define DHCP_PKT_LEN_OFFSET 16
  149. #define DHCP_TRANSACTION_ID_OFFSET 46
  150. #define QDF_DHCP_DISCOVER (1)
  151. #define QDF_DHCP_OFFER (2)
  152. #define QDF_DHCP_REQUEST (3)
  153. #define QDF_DHCP_DECLINE (4)
  154. #define QDF_DHCP_ACK (5)
  155. #define QDF_DHCP_NAK (6)
  156. #define QDF_DHCP_RELEASE (7)
  157. #define QDF_DHCP_INFORM (8)
  158. /* ARP Related Mask */
  159. #define ARP_SUB_TYPE_OFFSET 20
  160. #define ARP_REQUEST (1)
  161. #define ARP_RESPONSE (2)
  162. /* IPV4 Related Mask */
  163. #define IPV4_PKT_LEN_OFFSET 16
  164. #define IPV4_TCP_SEQ_NUM_OFFSET 38
  165. #define IPV4_SRC_PORT_OFFSET 34
  166. #define IPV4_DST_PORT_OFFSET 36
  167. /* IPV4 ICMP Related Mask */
  168. #define ICMP_SEQ_NUM_OFFSET 40
  169. #define ICMP_SUBTYPE_OFFSET 34
  170. #define ICMP_REQUEST 0x08
  171. #define ICMP_RESPONSE 0x00
  172. /* IPV6 Related Mask */
  173. #define IPV6_PKT_LEN_OFFSET 18
  174. #define IPV6_TCP_SEQ_NUM_OFFSET 58
  175. #define IPV6_SRC_PORT_OFFSET 54
  176. #define IPV6_DST_PORT_OFFSET 56
  177. /* IPV6 ICMPV6 Related Mask */
  178. #define ICMPV6_SEQ_NUM_OFFSET 60
  179. #define ICMPV6_SUBTYPE_OFFSET 54
  180. #define ICMPV6_REQUEST 0x80
  181. #define ICMPV6_RESPONSE 0x81
  182. #define ICMPV6_RS 0x85
  183. #define ICMPV6_RA 0x86
  184. #define ICMPV6_NS 0x87
  185. #define ICMPV6_NA 0x88
  186. #define QDF_NBUF_IPA_CHECK_MASK 0x80000000
  187. /**
  188. * qdf_proto_type - protocol type
  189. * @QDF_PROTO_TYPE_DHCP - DHCP
  190. * @QDF_PROTO_TYPE_EAPOL - EAPOL
  191. * @QDF_PROTO_TYPE_ARP - ARP
  192. * @QDF_PROTO_TYPE_MGMT - MGMT
  193. * QDF_PROTO_TYPE_EVENT - EVENT
  194. */
  195. enum qdf_proto_type {
  196. QDF_PROTO_TYPE_DHCP,
  197. QDF_PROTO_TYPE_EAPOL,
  198. QDF_PROTO_TYPE_ARP,
  199. QDF_PROTO_TYPE_MGMT,
  200. QDF_PROTO_TYPE_EVENT,
  201. QDF_PROTO_TYPE_MAX
  202. };
  203. /**
  204. * qdf_proto_subtype - subtype of packet
  205. * @QDF_PROTO_EAPOL_M1 - EAPOL 1/4
  206. * @QDF_PROTO_EAPOL_M2 - EAPOL 2/4
  207. * @QDF_PROTO_EAPOL_M3 - EAPOL 3/4
  208. * @QDF_PROTO_EAPOL_M4 - EAPOL 4/4
  209. * @QDF_PROTO_DHCP_DISCOVER - discover
  210. * @QDF_PROTO_DHCP_REQUEST - request
  211. * @QDF_PROTO_DHCP_OFFER - offer
  212. * @QDF_PROTO_DHCP_ACK - ACK
  213. * @QDF_PROTO_DHCP_NACK - NACK
  214. * @QDF_PROTO_DHCP_RELEASE - release
  215. * @QDF_PROTO_DHCP_INFORM - inform
  216. * @QDF_PROTO_DHCP_DECLINE - decline
  217. * @QDF_PROTO_ARP_REQ - arp request
  218. * @QDF_PROTO_ARP_RES - arp response
  219. * @QDF_PROTO_ICMP_REQ - icmp request
  220. * @QDF_PROTO_ICMP_RES - icmp response
  221. * @QDF_PROTO_ICMPV6_REQ - icmpv6 request
  222. * @QDF_PROTO_ICMPV6_RES - icmpv6 response
  223. * @QDF_PROTO_ICMPV6_RS - icmpv6 rs packet
  224. * @QDF_PROTO_ICMPV6_RA - icmpv6 ra packet
  225. * @QDF_PROTO_ICMPV6_NS - icmpv6 ns packet
  226. * @QDF_PROTO_ICMPV6_NA - icmpv6 na packet
  227. * @QDF_PROTO_IPV4_UDP - ipv4 udp
  228. * @QDF_PROTO_IPV4_TCP - ipv4 tcp
  229. * @QDF_PROTO_IPV6_UDP - ipv6 udp
  230. * @QDF_PROTO_IPV6_TCP - ipv6 tcp
  231. * @QDF_PROTO_MGMT_ASSOC -assoc
  232. * @QDF_PROTO_MGMT_DISASSOC - disassoc
  233. * @QDF_PROTO_MGMT_AUTH - auth
  234. * @QDF_PROTO_MGMT_DEAUTH - deauth
  235. * QDF_ROAM_SYNCH - roam synch indication from fw
  236. * QDF_ROAM_COMPLETE - roam complete cmd to fw
  237. * QDF_ROAM_EVENTID - roam eventid from fw
  238. */
  239. enum qdf_proto_subtype {
  240. QDF_PROTO_INVALID,
  241. QDF_PROTO_EAPOL_M1,
  242. QDF_PROTO_EAPOL_M2,
  243. QDF_PROTO_EAPOL_M3,
  244. QDF_PROTO_EAPOL_M4,
  245. QDF_PROTO_DHCP_DISCOVER,
  246. QDF_PROTO_DHCP_REQUEST,
  247. QDF_PROTO_DHCP_OFFER,
  248. QDF_PROTO_DHCP_ACK,
  249. QDF_PROTO_DHCP_NACK,
  250. QDF_PROTO_DHCP_RELEASE,
  251. QDF_PROTO_DHCP_INFORM,
  252. QDF_PROTO_DHCP_DECLINE,
  253. QDF_PROTO_ARP_REQ,
  254. QDF_PROTO_ARP_RES,
  255. QDF_PROTO_ICMP_REQ,
  256. QDF_PROTO_ICMP_RES,
  257. QDF_PROTO_ICMPV6_REQ,
  258. QDF_PROTO_ICMPV6_RES,
  259. QDF_PROTO_ICMPV6_RS,
  260. QDF_PROTO_ICMPV6_RA,
  261. QDF_PROTO_ICMPV6_NS,
  262. QDF_PROTO_ICMPV6_NA,
  263. QDF_PROTO_IPV4_UDP,
  264. QDF_PROTO_IPV4_TCP,
  265. QDF_PROTO_IPV6_UDP,
  266. QDF_PROTO_IPV6_TCP,
  267. QDF_PROTO_MGMT_ASSOC,
  268. QDF_PROTO_MGMT_DISASSOC,
  269. QDF_PROTO_MGMT_AUTH,
  270. QDF_PROTO_MGMT_DEAUTH,
  271. QDF_ROAM_SYNCH,
  272. QDF_ROAM_COMPLETE,
  273. QDF_ROAM_EVENTID,
  274. QDF_PROTO_SUBTYPE_MAX
  275. };
  276. /**
  277. * @qdf_nbuf_t - Platform indepedent packet abstraction
  278. */
  279. typedef __qdf_nbuf_t qdf_nbuf_t;
  280. /**
  281. * @qdf_dma_map_cb_t - Dma map callback prototype
  282. */
  283. typedef void (*qdf_dma_map_cb_t)(void *arg, qdf_nbuf_t buf,
  284. qdf_dma_map_t dmap);
  285. /**
  286. * @qdf_nbuf_queue_t - Platform independent packet queue abstraction
  287. */
  288. typedef __qdf_nbuf_queue_t qdf_nbuf_queue_t;
  289. /* BUS/DMA mapping routines */
  290. static inline QDF_STATUS
  291. qdf_nbuf_dmamap_create(qdf_device_t osdev, qdf_dma_map_t *dmap)
  292. {
  293. return __qdf_nbuf_dmamap_create(osdev, dmap);
  294. }
  295. static inline void
  296. qdf_nbuf_dmamap_destroy(qdf_device_t osdev, qdf_dma_map_t dmap)
  297. {
  298. __qdf_nbuf_dmamap_destroy(osdev, dmap);
  299. }
  300. static inline void
  301. qdf_nbuf_dmamap_set_cb(qdf_dma_map_t dmap, qdf_dma_map_cb_t cb, void *arg)
  302. {
  303. __qdf_nbuf_dmamap_set_cb(dmap, cb, arg);
  304. }
  305. static inline void
  306. qdf_nbuf_set_send_complete_flag(qdf_nbuf_t buf, bool flag)
  307. {
  308. __qdf_nbuf_set_send_complete_flag(buf, flag);
  309. }
  310. static inline QDF_STATUS
  311. qdf_nbuf_map(qdf_device_t osdev, qdf_nbuf_t buf, qdf_dma_dir_t dir)
  312. {
  313. return __qdf_nbuf_map(osdev, buf, dir);
  314. }
  315. static inline void
  316. qdf_nbuf_unmap(qdf_device_t osdev, qdf_nbuf_t buf, qdf_dma_dir_t dir)
  317. {
  318. __qdf_nbuf_unmap(osdev, buf, dir);
  319. }
  320. static inline QDF_STATUS
  321. qdf_nbuf_map_nbytes(qdf_device_t osdev, qdf_nbuf_t buf,
  322. qdf_dma_dir_t dir, int nbytes)
  323. {
  324. return __qdf_nbuf_map_nbytes(osdev, buf, dir, nbytes);
  325. }
  326. static inline void
  327. qdf_nbuf_unmap_nbytes(qdf_device_t osdev,
  328. qdf_nbuf_t buf, qdf_dma_dir_t dir, int nbytes)
  329. {
  330. __qdf_nbuf_unmap_nbytes(osdev, buf, dir, nbytes);
  331. }
  332. #ifndef REMOVE_INIT_DEBUG_CODE
  333. static inline void
  334. qdf_nbuf_sync_for_cpu(qdf_device_t osdev, qdf_nbuf_t buf, qdf_dma_dir_t dir)
  335. {
  336. __qdf_nbuf_sync_for_cpu(osdev, buf, dir);
  337. }
  338. #endif
  339. static inline QDF_STATUS
  340. qdf_nbuf_map_single(qdf_device_t osdev, qdf_nbuf_t buf, qdf_dma_dir_t dir)
  341. {
  342. return __qdf_nbuf_map_single(osdev, buf, dir);
  343. }
  344. static inline QDF_STATUS
  345. qdf_nbuf_map_nbytes_single(
  346. qdf_device_t osdev, qdf_nbuf_t buf, qdf_dma_dir_t dir, int nbytes)
  347. {
  348. return __qdf_nbuf_map_nbytes_single(osdev, buf, dir, nbytes);
  349. }
  350. static inline void
  351. qdf_nbuf_unmap_single(qdf_device_t osdev, qdf_nbuf_t buf, qdf_dma_dir_t dir)
  352. {
  353. __qdf_nbuf_unmap_single(osdev, buf, dir);
  354. }
  355. static inline void
  356. qdf_nbuf_unmap_nbytes_single(
  357. qdf_device_t osdev, qdf_nbuf_t buf, qdf_dma_dir_t dir, int nbytes)
  358. {
  359. return __qdf_nbuf_unmap_nbytes_single(osdev, buf, dir, nbytes);
  360. }
  361. static inline int qdf_nbuf_get_num_frags(qdf_nbuf_t buf)
  362. {
  363. return __qdf_nbuf_get_num_frags(buf);
  364. }
  365. /**
  366. * qdf_nbuf_get_frag_len() - get fragment length
  367. * @buf: Network buffer
  368. * @frag_num: Fragment number
  369. *
  370. * Return: Fragment length
  371. */
  372. static inline int qdf_nbuf_get_frag_len(qdf_nbuf_t buf, int frag_num)
  373. {
  374. QDF_BUG(!(frag_num >= QDF_NBUF_CB_TX_MAX_EXTRA_FRAGS));
  375. return __qdf_nbuf_get_frag_len(buf, frag_num);
  376. }
  377. /**
  378. * qdf_nbuf_get_frag_vaddr() - get fragment virtual address
  379. * @buf: Network buffer
  380. * @frag_num: Fragment number
  381. *
  382. * Return: Fragment virtual address
  383. */
  384. static inline unsigned char *qdf_nbuf_get_frag_vaddr(qdf_nbuf_t buf,
  385. int frag_num)
  386. {
  387. QDF_BUG(!(frag_num >= QDF_NBUF_CB_TX_MAX_EXTRA_FRAGS));
  388. return __qdf_nbuf_get_frag_vaddr(buf, frag_num);
  389. }
  390. /**
  391. * qdf_nbuf_get_frag_vaddr_always() - get fragment virtual address
  392. * @buf: Network buffer
  393. *
  394. * Return: Fragment virtual address
  395. */
  396. static inline unsigned char *
  397. qdf_nbuf_get_frag_vaddr_always(qdf_nbuf_t buf)
  398. {
  399. return __qdf_nbuf_get_frag_vaddr_always(buf);
  400. }
  401. /**
  402. * qdf_nbuf_get_frag_paddr() - get fragment physical address
  403. * @buf: Network buffer
  404. * @frag_num: Fragment number
  405. *
  406. * Return: Fragment physical address
  407. */
  408. static inline qdf_dma_addr_t qdf_nbuf_get_frag_paddr(qdf_nbuf_t buf,
  409. unsigned int frag_num)
  410. {
  411. QDF_BUG(!(frag_num >= QDF_NBUF_CB_TX_MAX_EXTRA_FRAGS));
  412. return __qdf_nbuf_get_frag_paddr(buf, frag_num);
  413. }
  414. /**
  415. * qdf_nbuf_get_frag_is_wordstream() - is fragment wordstream
  416. * @buf: Network buffer
  417. * @frag_num: Fragment number
  418. *
  419. * Return: Fragment wordstream or not
  420. */
  421. static inline int qdf_nbuf_get_frag_is_wordstream(qdf_nbuf_t buf, int frag_num)
  422. {
  423. QDF_BUG(!(frag_num >= QDF_NBUF_CB_TX_MAX_EXTRA_FRAGS));
  424. return __qdf_nbuf_get_frag_is_wordstream(buf, frag_num);
  425. }
  426. static inline int qdf_nbuf_ipa_owned_get(qdf_nbuf_t buf)
  427. {
  428. return __qdf_nbuf_ipa_owned_get(buf);
  429. }
  430. static inline void qdf_nbuf_ipa_owned_set(qdf_nbuf_t buf)
  431. {
  432. __qdf_nbuf_ipa_owned_set(buf);
  433. }
  434. static inline int qdf_nbuf_ipa_priv_get(qdf_nbuf_t buf)
  435. {
  436. return __qdf_nbuf_ipa_priv_get(buf);
  437. }
  438. static inline void qdf_nbuf_ipa_priv_set(qdf_nbuf_t buf, uint32_t priv)
  439. {
  440. QDF_BUG(!(priv & QDF_NBUF_IPA_CHECK_MASK));
  441. __qdf_nbuf_ipa_priv_set(buf, priv);
  442. }
  443. /**
  444. * qdf_nbuf_set_frag_is_wordstream() - set fragment wordstream
  445. * @buf: Network buffer
  446. * @frag_num: Fragment number
  447. * @is_wordstream: Wordstream
  448. *
  449. * Return: none
  450. */
  451. static inline void
  452. qdf_nbuf_set_frag_is_wordstream(qdf_nbuf_t buf,
  453. int frag_num, int is_wordstream)
  454. {
  455. QDF_BUG(!(frag_num >= QDF_NBUF_CB_TX_MAX_EXTRA_FRAGS));
  456. __qdf_nbuf_set_frag_is_wordstream(buf, frag_num, is_wordstream);
  457. }
  458. static inline void
  459. qdf_nbuf_set_vdev_ctx(qdf_nbuf_t buf, void *vdev_ctx)
  460. {
  461. __qdf_nbuf_set_vdev_ctx(buf, vdev_ctx);
  462. }
  463. static inline void
  464. qdf_nbuf_set_fctx_type(qdf_nbuf_t buf, void *ctx, uint8_t type)
  465. {
  466. __qdf_nbuf_set_fctx_type(buf, ctx, type);
  467. }
  468. static inline void *
  469. qdf_nbuf_get_vdev_ctx(qdf_nbuf_t buf)
  470. {
  471. return __qdf_nbuf_get_vdev_ctx(buf);
  472. }
  473. static inline void *qdf_nbuf_get_fctx(qdf_nbuf_t buf)
  474. {
  475. return __qdf_nbuf_get_fctx(buf);
  476. }
  477. static inline uint8_t qdf_nbuf_get_ftype(qdf_nbuf_t buf)
  478. {
  479. return __qdf_nbuf_get_ftype(buf);
  480. }
  481. static inline qdf_dma_addr_t
  482. qdf_nbuf_mapped_paddr_get(qdf_nbuf_t buf)
  483. {
  484. return __qdf_nbuf_mapped_paddr_get(buf);
  485. }
  486. static inline void
  487. qdf_nbuf_mapped_paddr_set(qdf_nbuf_t buf, qdf_dma_addr_t paddr)
  488. {
  489. __qdf_nbuf_mapped_paddr_set(buf, paddr);
  490. }
  491. static inline void
  492. qdf_nbuf_frag_push_head(qdf_nbuf_t buf,
  493. int frag_len, char *frag_vaddr,
  494. qdf_dma_addr_t frag_paddr)
  495. {
  496. __qdf_nbuf_frag_push_head(buf, frag_len, frag_vaddr, frag_paddr);
  497. }
  498. #define qdf_nbuf_num_frags_init(_nbuf) __qdf_nbuf_num_frags_init((_nbuf))
  499. /**
  500. * qdf_nbuf_set_chfrag_start() - set msdu start bit
  501. * @buf: Network buffer
  502. * @val: 0/1
  503. *
  504. * Return: void
  505. */
  506. static inline void
  507. qdf_nbuf_set_chfrag_start(qdf_nbuf_t buf, uint8_t val)
  508. {
  509. __qdf_nbuf_set_chfrag_start(buf, val);
  510. }
  511. /**
  512. * qdf_nbuf_is_chfrag_start() - get msdu start bit
  513. * @buf: Network buffer
  514. *
  515. * Return: integer value - 0/1
  516. */
  517. static inline int qdf_nbuf_is_chfrag_start(qdf_nbuf_t buf)
  518. {
  519. return __qdf_nbuf_is_chfrag_start(buf);
  520. }
  521. /**
  522. * qdf_nbuf_set_chfrag_cont() - set msdu continuation bit
  523. * @buf: Network buffer
  524. * @val: 0/1
  525. *
  526. * Return: void
  527. */
  528. static inline void
  529. qdf_nbuf_set_chfrag_cont(qdf_nbuf_t buf, uint8_t val)
  530. {
  531. __qdf_nbuf_set_chfrag_cont(buf, val);
  532. }
  533. /**
  534. * qdf_nbuf_is_chfrag_cont() - get msdu continuation bit
  535. * @buf: Network buffer
  536. *
  537. * Return: integer value - 0/1
  538. */
  539. static inline int qdf_nbuf_is_chfrag_cont(qdf_nbuf_t buf)
  540. {
  541. return __qdf_nbuf_is_chfrag_cont(buf);
  542. }
  543. /**
  544. * qdf_nbuf_set_chfrag_end() - set msdu end bit
  545. * @buf: Network buffer
  546. * @val: 0/1
  547. *
  548. * Return: void
  549. */
  550. static inline void qdf_nbuf_set_chfrag_end(qdf_nbuf_t buf, uint8_t val)
  551. {
  552. __qdf_nbuf_set_chfrag_end(buf, val);
  553. }
  554. /**
  555. * qdf_nbuf_is_chfrag_end() - set msdu end bit
  556. * @buf: Network buffer
  557. *
  558. * Return: integer value - 0/1
  559. */
  560. static inline int qdf_nbuf_is_chfrag_end(qdf_nbuf_t buf)
  561. {
  562. return __qdf_nbuf_is_chfrag_end(buf);
  563. }
  564. static inline void
  565. qdf_nbuf_dma_map_info(qdf_dma_map_t bmap, qdf_dmamap_info_t *sg)
  566. {
  567. __qdf_nbuf_dma_map_info(bmap, sg);
  568. }
  569. #ifdef MEMORY_DEBUG
  570. void qdf_net_buf_debug_init(void);
  571. void qdf_net_buf_debug_exit(void);
  572. void qdf_net_buf_debug_clean(void);
  573. void qdf_net_buf_debug_add_node(qdf_nbuf_t net_buf, size_t size,
  574. uint8_t *file_name, uint32_t line_num);
  575. void qdf_net_buf_debug_release_skb(qdf_nbuf_t net_buf);
  576. /* nbuf allocation rouines */
  577. #define qdf_nbuf_alloc(d, s, r, a, p) \
  578. qdf_nbuf_alloc_debug(d, s, r, a, p, __FILE__, __LINE__)
  579. static inline qdf_nbuf_t
  580. qdf_nbuf_alloc_debug(qdf_device_t osdev, qdf_size_t size, int reserve,
  581. int align, int prio, uint8_t *file_name,
  582. uint32_t line_num)
  583. {
  584. qdf_nbuf_t net_buf;
  585. net_buf = __qdf_nbuf_alloc(osdev, size, reserve, align, prio);
  586. /* Store SKB in internal QDF tracking table */
  587. if (qdf_likely(net_buf))
  588. qdf_net_buf_debug_add_node(net_buf, size, file_name, line_num);
  589. return net_buf;
  590. }
  591. static inline void qdf_nbuf_free(qdf_nbuf_t net_buf)
  592. {
  593. /* Remove SKB from internal QDF tracking table */
  594. if (qdf_likely(net_buf))
  595. qdf_net_buf_debug_delete_node(net_buf);
  596. __qdf_nbuf_free(net_buf);
  597. }
  598. #define qdf_nbuf_clone(buf) \
  599. qdf_nbuf_clone_debug(buf, __FILE__, __LINE__)
  600. /**
  601. * qdf_nbuf_clone_debug() - clone the nbuf (copy is readonly)
  602. * @buf: nbuf to clone from
  603. * @file_name: pointer to file name
  604. * @line_num: line number
  605. *
  606. * This function clones the nbuf and creates a memory tracking
  607. * node corresponding to that cloned skbuff structure.
  608. *
  609. * Return: cloned buffer
  610. */
  611. static inline qdf_nbuf_t
  612. qdf_nbuf_clone_debug(qdf_nbuf_t buf, uint8_t *file_name,
  613. uint32_t line_num)
  614. {
  615. qdf_nbuf_t cloned_buf;
  616. cloned_buf = __qdf_nbuf_clone(buf);
  617. /* Store SKB in internal QDF tracking table */
  618. if (qdf_likely(cloned_buf))
  619. qdf_net_buf_debug_add_node(cloned_buf, 0, file_name, line_num);
  620. return cloned_buf;
  621. }
  622. #define qdf_nbuf_copy(buf) \
  623. qdf_nbuf_copy_debug(buf, __FILE__, __LINE__)
  624. /**
  625. * qdf_nbuf_copy_debug() - returns a private copy of the buf
  626. * @buf: nbuf to copy from
  627. * @file_name: pointer to file name
  628. * @line_num: line number
  629. *
  630. * This API returns a private copy of the buf, the buf returned is completely
  631. * modifiable by callers. It also creates a memory tracking node corresponding
  632. * to that new skbuff structure.
  633. *
  634. * Return: copied buffer
  635. */
  636. static inline qdf_nbuf_t
  637. qdf_nbuf_copy_debug(qdf_nbuf_t buf, uint8_t *file_name,
  638. uint32_t line_num)
  639. {
  640. qdf_nbuf_t copied_buf;
  641. copied_buf = __qdf_nbuf_copy(buf);
  642. /* Store SKB in internal QDF tracking table */
  643. if (qdf_likely(copied_buf))
  644. qdf_net_buf_debug_add_node(copied_buf, 0, file_name, line_num);
  645. return copied_buf;
  646. }
  647. #else
  648. static inline void qdf_net_buf_debug_release_skb(qdf_nbuf_t net_buf)
  649. {
  650. return;
  651. }
  652. /* Nbuf allocation rouines */
  653. static inline qdf_nbuf_t
  654. qdf_nbuf_alloc(qdf_device_t osdev,
  655. qdf_size_t size, int reserve, int align, int prio)
  656. {
  657. return __qdf_nbuf_alloc(osdev, size, reserve, align, prio);
  658. }
  659. static inline void qdf_nbuf_free(qdf_nbuf_t buf)
  660. {
  661. __qdf_nbuf_free(buf);
  662. }
  663. /**
  664. * qdf_nbuf_clone() - clone the nbuf (copy is readonly)
  665. * @buf: Pointer to network buffer
  666. *
  667. * This function clones the nbuf and returns new sk_buff
  668. * structure.
  669. *
  670. * Return: cloned skb
  671. */
  672. static inline qdf_nbuf_t qdf_nbuf_clone(qdf_nbuf_t buf)
  673. {
  674. return __qdf_nbuf_clone(buf);
  675. }
  676. /**
  677. * qdf_nbuf_copy() - returns a private copy of the buf
  678. * @buf: Pointer to network buffer
  679. *
  680. * This API returns a private copy of the buf, the buf returned is completely
  681. * modifiable by callers
  682. *
  683. * Return: skb or NULL
  684. */
  685. static inline qdf_nbuf_t qdf_nbuf_copy(qdf_nbuf_t buf)
  686. {
  687. return __qdf_nbuf_copy(buf);
  688. }
  689. #endif
  690. #ifdef WLAN_FEATURE_FASTPATH
  691. /**
  692. * qdf_nbuf_init_fast() - before put buf into pool,turn it to init state
  693. *
  694. * @buf: buf instance
  695. * Return: data pointer of this buf where new data has to be
  696. * put, or NULL if there is not enough room in this buf.
  697. */
  698. static inline void qdf_nbuf_init_fast(qdf_nbuf_t nbuf)
  699. {
  700. atomic_set(&nbuf->users, 1);
  701. nbuf->data = nbuf->head + NET_SKB_PAD;
  702. skb_reset_tail_pointer(nbuf);
  703. }
  704. #endif /* WLAN_FEATURE_FASTPATH */
  705. static inline void qdf_nbuf_tx_free(qdf_nbuf_t buf_list, int tx_err)
  706. {
  707. __qdf_nbuf_tx_free(buf_list, tx_err);
  708. }
  709. static inline void qdf_nbuf_ref(qdf_nbuf_t buf)
  710. {
  711. __qdf_nbuf_ref(buf);
  712. }
  713. static inline int qdf_nbuf_shared(qdf_nbuf_t buf)
  714. {
  715. return __qdf_nbuf_shared(buf);
  716. }
  717. static inline QDF_STATUS qdf_nbuf_cat(qdf_nbuf_t dst, qdf_nbuf_t src)
  718. {
  719. return __qdf_nbuf_cat(dst, src);
  720. }
  721. /**
  722. * @qdf_nbuf_copy_bits() - return the length of the copy bits for skb
  723. * @skb: SKB pointer
  724. * @offset: offset
  725. * @len: Length
  726. * @to: To
  727. *
  728. * Return: int32_t
  729. */
  730. static inline int32_t
  731. qdf_nbuf_copy_bits(qdf_nbuf_t nbuf, uint32_t offset, uint32_t len, void *to)
  732. {
  733. return __qdf_nbuf_copy_bits(nbuf, offset, len, to);
  734. }
  735. /* nbuf manipulation routines */
  736. /**
  737. * @qdf_nbuf_head() - return the address of an nbuf's buffer
  738. * @buf: netbuf
  739. *
  740. * Return: head address
  741. */
  742. static inline uint8_t *qdf_nbuf_head(qdf_nbuf_t buf)
  743. {
  744. return __qdf_nbuf_head(buf);
  745. }
  746. /**
  747. * qdf_nbuf_data() - Return the address of the start of data within an nbuf
  748. * @buf: Network buffer
  749. *
  750. * Return: Data address
  751. */
  752. static inline uint8_t *qdf_nbuf_data(qdf_nbuf_t buf)
  753. {
  754. return __qdf_nbuf_data(buf);
  755. }
  756. /**
  757. * qdf_nbuf_data_addr() - Return the address of skb->data
  758. * @buf: Network buffer
  759. *
  760. * Return: Data address
  761. */
  762. static inline uint8_t *qdf_nbuf_data_addr(qdf_nbuf_t buf)
  763. {
  764. return __qdf_nbuf_data_addr(buf);
  765. }
  766. /**
  767. * qdf_nbuf_headroom() - amount of headroom int the current nbuf
  768. * @buf: Network buffer
  769. *
  770. * Return: Amount of head room
  771. */
  772. static inline uint32_t qdf_nbuf_headroom(qdf_nbuf_t buf)
  773. {
  774. return __qdf_nbuf_headroom(buf);
  775. }
  776. /**
  777. * qdf_nbuf_tailroom() - amount of tail space available
  778. * @buf: Network buffer
  779. *
  780. * Return: amount of tail room
  781. */
  782. static inline uint32_t qdf_nbuf_tailroom(qdf_nbuf_t buf)
  783. {
  784. return __qdf_nbuf_tailroom(buf);
  785. }
  786. /**
  787. * qdf_nbuf_push_head() - push data in the front
  788. * @buf: Network buf instance
  789. * @size: Size to be pushed
  790. *
  791. * Return: New data pointer of this buf after data has been pushed,
  792. * or NULL if there is not enough room in this buf.
  793. */
  794. static inline uint8_t *qdf_nbuf_push_head(qdf_nbuf_t buf, qdf_size_t size)
  795. {
  796. return __qdf_nbuf_push_head(buf, size);
  797. }
  798. /**
  799. * qdf_nbuf_put_tail() - puts data in the end
  800. * @buf: Network buf instance
  801. * @size: Size to be pushed
  802. *
  803. * Return: Data pointer of this buf where new data has to be
  804. * put, or NULL if there is not enough room in this buf.
  805. */
  806. static inline uint8_t *qdf_nbuf_put_tail(qdf_nbuf_t buf, qdf_size_t size)
  807. {
  808. return __qdf_nbuf_put_tail(buf, size);
  809. }
  810. /**
  811. * qdf_nbuf_pull_head() - pull data out from the front
  812. * @buf: Network buf instance
  813. * @size: Size to be popped
  814. *
  815. * Return: New data pointer of this buf after data has been popped,
  816. * or NULL if there is not sufficient data to pull.
  817. */
  818. static inline uint8_t *qdf_nbuf_pull_head(qdf_nbuf_t buf, qdf_size_t size)
  819. {
  820. return __qdf_nbuf_pull_head(buf, size);
  821. }
  822. /**
  823. * qdf_nbuf_trim_tail() - trim data out from the end
  824. * @buf: Network buf instance
  825. * @size: Size to be popped
  826. *
  827. * Return: none
  828. */
  829. static inline void qdf_nbuf_trim_tail(qdf_nbuf_t buf, qdf_size_t size)
  830. {
  831. __qdf_nbuf_trim_tail(buf, size);
  832. }
  833. /**
  834. * qdf_nbuf_len() - get the length of the buf
  835. * @buf: Network buf instance
  836. *
  837. * Return: total length of this buf.
  838. */
  839. static inline qdf_size_t qdf_nbuf_len(qdf_nbuf_t buf)
  840. {
  841. return __qdf_nbuf_len(buf);
  842. }
  843. /**
  844. * qdf_nbuf_set_pktlen() - set the length of the buf
  845. * @buf: Network buf instance
  846. * @size: Size to be set
  847. *
  848. * Return: none
  849. */
  850. static inline void qdf_nbuf_set_pktlen(qdf_nbuf_t buf, uint32_t len)
  851. {
  852. __qdf_nbuf_set_pktlen(buf, len);
  853. }
  854. /**
  855. * qdf_nbuf_reserve() - trim data out from the end
  856. * @buf: Network buf instance
  857. * @size: Size to be popped
  858. *
  859. * Return: none
  860. */
  861. static inline void qdf_nbuf_reserve(qdf_nbuf_t buf, qdf_size_t size)
  862. {
  863. __qdf_nbuf_reserve(buf, size);
  864. }
  865. /**
  866. * qdf_nbuf_peek_header() - return the data pointer & length of the header
  867. * @buf: Network nbuf
  868. * @addr: Data pointer
  869. * @len: Length of the data
  870. *
  871. * Return: none
  872. */
  873. static inline void
  874. qdf_nbuf_peek_header(qdf_nbuf_t buf, uint8_t **addr, uint32_t *len)
  875. {
  876. __qdf_nbuf_peek_header(buf, addr, len);
  877. }
  878. /* nbuf queue routines */
  879. /**
  880. * qdf_nbuf_queue_init() - initialize buf queue
  881. * @head: Network buf queue head
  882. *
  883. * Return: none
  884. */
  885. static inline void qdf_nbuf_queue_init(qdf_nbuf_queue_t *head)
  886. {
  887. __qdf_nbuf_queue_init(head);
  888. }
  889. /**
  890. * qdf_nbuf_queue_add() - append a nbuf to the tail of the buf queue
  891. * @head: Network buf queue head
  892. * @buf: Network buf
  893. *
  894. * Return: none
  895. */
  896. static inline void qdf_nbuf_queue_add(qdf_nbuf_queue_t *head, qdf_nbuf_t buf)
  897. {
  898. __qdf_nbuf_queue_add(head, buf);
  899. }
  900. /**
  901. * qdf_nbuf_queue_insert_head() - insert nbuf at the head of queue
  902. * @head: Network buf queue head
  903. * @buf: Network buf
  904. *
  905. * Return: none
  906. */
  907. static inline void
  908. qdf_nbuf_queue_insert_head(qdf_nbuf_queue_t *head, qdf_nbuf_t buf)
  909. {
  910. __qdf_nbuf_queue_insert_head(head, buf);
  911. }
  912. /**
  913. * qdf_nbuf_queue_remove() - retrieve a buf from the head of the buf queue
  914. * @head: Network buf queue head
  915. *
  916. * Return: The head buf in the buf queue.
  917. */
  918. static inline qdf_nbuf_t qdf_nbuf_queue_remove(qdf_nbuf_queue_t *head)
  919. {
  920. return __qdf_nbuf_queue_remove(head);
  921. }
  922. /**
  923. * qdf_nbuf_queue_len() - get the length of the queue
  924. * @head: Network buf queue head
  925. *
  926. * Return: length of the queue
  927. */
  928. static inline uint32_t qdf_nbuf_queue_len(qdf_nbuf_queue_t *head)
  929. {
  930. return __qdf_nbuf_queue_len(head);
  931. }
  932. /**
  933. * qdf_nbuf_queue_next() - get the next guy/packet of the given buffer
  934. * @buf: Network buffer
  935. *
  936. * Return: next buffer/packet
  937. */
  938. static inline qdf_nbuf_t qdf_nbuf_queue_next(qdf_nbuf_t buf)
  939. {
  940. return __qdf_nbuf_queue_next(buf);
  941. }
  942. /**
  943. * @qdf_nbuf_is_queue_empty() - check if the buf queue is empty
  944. * @nbq: Network buf queue handle
  945. *
  946. * Return: true if queue is empty
  947. * false if queue is not emty
  948. */
  949. static inline bool qdf_nbuf_is_queue_empty(qdf_nbuf_queue_t *nbq)
  950. {
  951. return __qdf_nbuf_is_queue_empty(nbq);
  952. }
  953. static inline qdf_nbuf_queue_t *
  954. qdf_nbuf_queue_append(qdf_nbuf_queue_t *dest, qdf_nbuf_queue_t *src)
  955. {
  956. return __qdf_nbuf_queue_append(dest, src);
  957. }
  958. static inline void
  959. qdf_nbuf_queue_free(qdf_nbuf_queue_t *head)
  960. {
  961. __qdf_nbuf_queue_free(head);
  962. }
  963. static inline qdf_nbuf_t
  964. qdf_nbuf_queue_first(qdf_nbuf_queue_t *head)
  965. {
  966. return __qdf_nbuf_queue_first(head);
  967. }
  968. /**
  969. * qdf_nbuf_next() - get the next packet in the linked list
  970. * @buf: Network buffer
  971. *
  972. * This function can be used when nbufs are directly linked into a list,
  973. * rather than using a separate network buffer queue object.
  974. *
  975. * Return: next network buffer in the linked list
  976. */
  977. static inline qdf_nbuf_t qdf_nbuf_next(qdf_nbuf_t buf)
  978. {
  979. return __qdf_nbuf_next(buf);
  980. }
  981. /**
  982. * qdf_nbuf_get_protocol() - return the protocol value of the skb
  983. * @skb: Pointer to network buffer
  984. *
  985. * Return: skb protocol
  986. */
  987. static inline uint16_t qdf_nbuf_get_protocol(struct sk_buff *skb)
  988. {
  989. return __qdf_nbuf_get_protocol(skb);
  990. }
  991. /**
  992. * qdf_nbuf_get_ip_summed() - return the ip checksum value of the skb
  993. * @skb: Pointer to network buffer
  994. *
  995. * Return: skb ip_summed
  996. */
  997. static inline uint8_t qdf_nbuf_get_ip_summed(struct sk_buff *skb)
  998. {
  999. return __qdf_nbuf_get_ip_summed(skb);
  1000. }
  1001. /**
  1002. * qdf_nbuf_set_ip_summed() - sets the ip_summed value of the skb
  1003. * @skb: Pointer to network buffer
  1004. * @ip_summed: ip checksum
  1005. *
  1006. * Return: none
  1007. */
  1008. static inline void qdf_nbuf_set_ip_summed(struct sk_buff *skb,
  1009. uint8_t ip_summed)
  1010. {
  1011. __qdf_nbuf_set_ip_summed(skb, ip_summed);
  1012. }
  1013. /**
  1014. * qdf_nbuf_set_next() - add a packet to a linked list
  1015. * @this_buf: Predecessor buffer
  1016. * @next_buf: Successor buffer
  1017. *
  1018. * This function can be used to directly link nbufs, rather than using
  1019. * a separate network buffer queue object.
  1020. *
  1021. * Return: none
  1022. */
  1023. static inline void qdf_nbuf_set_next(qdf_nbuf_t this_buf, qdf_nbuf_t next_buf)
  1024. {
  1025. __qdf_nbuf_set_next(this_buf, next_buf);
  1026. }
  1027. /* nbuf extension routines */
  1028. /**
  1029. * qdf_nbuf_set_next_ext() - link extension of this packet contained in a new
  1030. * nbuf
  1031. * @this_buf: predecessor buffer
  1032. * @next_buf: successor buffer
  1033. *
  1034. * This function is used to link up many nbufs containing a single logical
  1035. * packet - not a collection of packets. Do not use for linking the first
  1036. * extension to the head
  1037. *
  1038. * Return: none
  1039. */
  1040. static inline void
  1041. qdf_nbuf_set_next_ext(qdf_nbuf_t this_buf, qdf_nbuf_t next_buf)
  1042. {
  1043. __qdf_nbuf_set_next_ext(this_buf, next_buf);
  1044. }
  1045. /**
  1046. * qdf_nbuf_next_ext() - get the next packet extension in the linked list
  1047. * @buf: Network buffer
  1048. *
  1049. * Return: Next network buffer in the linked list
  1050. */
  1051. static inline qdf_nbuf_t qdf_nbuf_next_ext(qdf_nbuf_t buf)
  1052. {
  1053. return __qdf_nbuf_next_ext(buf);
  1054. }
  1055. /**
  1056. * qdf_nbuf_append_ext_list() - link list of packet extensions to the head
  1057. * segment
  1058. * @head_buf: Network buf holding head segment (single)
  1059. * @ext_list: Network buf list holding linked extensions to the head
  1060. * @ext_len: Total length of all buffers in the extension list
  1061. *
  1062. * This function is used to link up a list of packet extensions (seg1, 2,
  1063. * ...) to the nbuf holding the head segment (seg0)
  1064. *
  1065. * Return: none
  1066. */
  1067. static inline void
  1068. qdf_nbuf_append_ext_list(qdf_nbuf_t head_buf, qdf_nbuf_t ext_list,
  1069. qdf_size_t ext_len)
  1070. {
  1071. __qdf_nbuf_append_ext_list(head_buf, ext_list, ext_len);
  1072. }
  1073. /**
  1074. * qdf_nbuf_get_ext_list() - Get the link to extended nbuf list.
  1075. * @head_buf: Network buf holding head segment (single)
  1076. *
  1077. * This ext_list is populated when we have Jumbo packet, for example in case of
  1078. * monitor mode amsdu packet reception, and are stiched using frags_list.
  1079. *
  1080. * Return: Network buf list holding linked extensions from head buf.
  1081. */
  1082. static inline qdf_nbuf_t qdf_nbuf_get_ext_list(qdf_nbuf_t head_buf)
  1083. {
  1084. return (qdf_nbuf_t)__qdf_nbuf_get_ext_list(head_buf);
  1085. }
  1086. /**
  1087. * qdf_nbuf_get_tx_cksum() - gets the tx checksum offload demand
  1088. * @buf: Network buffer
  1089. *
  1090. * Return: qdf_nbuf_tx_cksum_t checksum offload demand for the frame
  1091. */
  1092. static inline qdf_nbuf_tx_cksum_t qdf_nbuf_get_tx_cksum(qdf_nbuf_t buf)
  1093. {
  1094. return __qdf_nbuf_get_tx_cksum(buf);
  1095. }
  1096. /**
  1097. * qdf_nbuf_set_rx_cksum() - drivers that support hw checksumming use this to
  1098. * indicate checksum info to the stack.
  1099. * @buf: Network buffer
  1100. * @cksum: Checksum
  1101. *
  1102. * Return: none
  1103. */
  1104. static inline void
  1105. qdf_nbuf_set_rx_cksum(qdf_nbuf_t buf, qdf_nbuf_rx_cksum_t *cksum)
  1106. {
  1107. __qdf_nbuf_set_rx_cksum(buf, cksum);
  1108. }
  1109. /**
  1110. * qdf_nbuf_get_tid() - this function extracts the TID value from nbuf
  1111. * @buf: Network buffer
  1112. *
  1113. * Return: TID value
  1114. */
  1115. static inline uint8_t qdf_nbuf_get_tid(qdf_nbuf_t buf)
  1116. {
  1117. return __qdf_nbuf_get_tid(buf);
  1118. }
  1119. /**
  1120. * qdf_nbuf_set_tid() - this function sets the TID value in nbuf
  1121. * @buf: Network buffer
  1122. * @tid: TID value
  1123. *
  1124. * Return: none
  1125. */
  1126. static inline void qdf_nbuf_set_tid(qdf_nbuf_t buf, uint8_t tid)
  1127. {
  1128. __qdf_nbuf_set_tid(buf, tid);
  1129. }
  1130. /**
  1131. * qdf_nbuf_get_exemption_type() - this function extracts the exemption type
  1132. * from nbuf
  1133. * @buf: Network buffer
  1134. *
  1135. * Return: Exemption type
  1136. */
  1137. static inline uint8_t qdf_nbuf_get_exemption_type(qdf_nbuf_t buf)
  1138. {
  1139. return __qdf_nbuf_get_exemption_type(buf);
  1140. }
  1141. /**
  1142. * qdf_nbuf_set_protocol() - this function peeks data into the buffer at given
  1143. * offset
  1144. * @buf: Network buffer
  1145. * @proto: Protocol
  1146. *
  1147. * Return: none
  1148. */
  1149. static inline void qdf_nbuf_set_protocol(qdf_nbuf_t buf, uint16_t proto)
  1150. {
  1151. __qdf_nbuf_set_protocol(buf, proto);
  1152. }
  1153. /**
  1154. * qdf_nbuf_trace_get_proto_type() - this function return packet proto type
  1155. * @buf: Network buffer
  1156. *
  1157. * Return: Packet protocol type
  1158. */
  1159. static inline uint8_t qdf_nbuf_trace_get_proto_type(qdf_nbuf_t buf)
  1160. {
  1161. return __qdf_nbuf_trace_get_proto_type(buf);
  1162. }
  1163. /**
  1164. * qdf_nbuf_reg_trace_cb() - this function registers protocol trace callback
  1165. * @cb_func_ptr: Callback pointer
  1166. *
  1167. * Return: none
  1168. */
  1169. static inline void qdf_nbuf_reg_trace_cb(qdf_nbuf_trace_update_t cb_func_ptr)
  1170. {
  1171. __qdf_nbuf_reg_trace_cb(cb_func_ptr);
  1172. }
  1173. /**
  1174. * qdf_nbuf_set_tx_parallel_dnload_frm() - set tx parallel download
  1175. * @buf: Network buffer
  1176. * @candi: Candidate of parallel download frame
  1177. *
  1178. * This function stores a flag specifying this TX frame is suitable for
  1179. * downloading though a 2nd TX data pipe that is used for short frames for
  1180. * protocols that can accept out-of-order delivery.
  1181. *
  1182. * Return: none
  1183. */
  1184. static inline void
  1185. qdf_nbuf_set_tx_parallel_dnload_frm(qdf_nbuf_t buf, uint8_t candi)
  1186. {
  1187. __qdf_nbuf_set_tx_htt2_frm(buf, candi);
  1188. }
  1189. /**
  1190. * qdf_nbuf_get_tx_parallel_dnload_frm() - get tx parallel download
  1191. * @buf: Network buffer
  1192. *
  1193. * This function return whether this TX frame is allow to download though a 2nd
  1194. * TX data pipe or not.
  1195. *
  1196. * Return: none
  1197. */
  1198. static inline uint8_t qdf_nbuf_get_tx_parallel_dnload_frm(qdf_nbuf_t buf)
  1199. {
  1200. return __qdf_nbuf_get_tx_htt2_frm(buf);
  1201. }
  1202. /**
  1203. * qdf_nbuf_get_dhcp_subtype() - get the subtype
  1204. * of DHCP packet.
  1205. * @buf: Pointer to DHCP packet buffer
  1206. *
  1207. * This func. returns the subtype of DHCP packet.
  1208. *
  1209. * Return: subtype of the DHCP packet.
  1210. */
  1211. static inline enum qdf_proto_subtype
  1212. qdf_nbuf_get_dhcp_subtype(qdf_nbuf_t buf)
  1213. {
  1214. return __qdf_nbuf_data_get_dhcp_subtype(qdf_nbuf_data(buf));
  1215. }
  1216. /**
  1217. * qdf_nbuf_data_get_dhcp_subtype() - get the subtype
  1218. * of DHCP packet.
  1219. * @buf: Pointer to DHCP packet data buffer
  1220. *
  1221. * This func. returns the subtype of DHCP packet.
  1222. *
  1223. * Return: subtype of the DHCP packet.
  1224. */
  1225. static inline enum qdf_proto_subtype
  1226. qdf_nbuf_data_get_dhcp_subtype(uint8_t *data)
  1227. {
  1228. return __qdf_nbuf_data_get_dhcp_subtype(data);
  1229. }
  1230. /**
  1231. * qdf_nbuf_get_eapol_subtype() - get the subtype
  1232. * of EAPOL packet.
  1233. * @buf: Pointer to EAPOL packet buffer
  1234. *
  1235. * This func. returns the subtype of EAPOL packet.
  1236. *
  1237. * Return: subtype of the EAPOL packet.
  1238. */
  1239. static inline enum qdf_proto_subtype
  1240. qdf_nbuf_get_eapol_subtype(qdf_nbuf_t buf)
  1241. {
  1242. return __qdf_nbuf_data_get_eapol_subtype(qdf_nbuf_data(buf));
  1243. }
  1244. /**
  1245. * qdf_nbuf_data_get_eapol_subtype() - get the subtype
  1246. * of EAPOL packet.
  1247. * @data: Pointer to EAPOL packet data buffer
  1248. *
  1249. * This func. returns the subtype of EAPOL packet.
  1250. *
  1251. * Return: subtype of the EAPOL packet.
  1252. */
  1253. static inline enum qdf_proto_subtype
  1254. qdf_nbuf_data_get_eapol_subtype(uint8_t *data)
  1255. {
  1256. return __qdf_nbuf_data_get_eapol_subtype(data);
  1257. }
  1258. /**
  1259. * qdf_nbuf_get_arp_subtype() - get the subtype
  1260. * of ARP packet.
  1261. * @buf: Pointer to ARP packet buffer
  1262. *
  1263. * This func. returns the subtype of ARP packet.
  1264. *
  1265. * Return: subtype of the ARP packet.
  1266. */
  1267. static inline enum qdf_proto_subtype
  1268. qdf_nbuf_get_arp_subtype(qdf_nbuf_t buf)
  1269. {
  1270. return __qdf_nbuf_data_get_arp_subtype(qdf_nbuf_data(buf));
  1271. }
  1272. /**
  1273. * qdf_nbuf_data_get_arp_subtype() - get the subtype
  1274. * of ARP packet.
  1275. * @data: Pointer to ARP packet data buffer
  1276. *
  1277. * This func. returns the subtype of ARP packet.
  1278. *
  1279. * Return: subtype of the ARP packet.
  1280. */
  1281. static inline enum qdf_proto_subtype
  1282. qdf_nbuf_data_get_arp_subtype(uint8_t *data)
  1283. {
  1284. return __qdf_nbuf_data_get_arp_subtype(data);
  1285. }
  1286. /**
  1287. * qdf_nbuf_get_icmp_subtype() - get the subtype
  1288. * of IPV4 ICMP packet.
  1289. * @buf: Pointer to IPV4 ICMP packet buffer
  1290. *
  1291. * This func. returns the subtype of ICMP packet.
  1292. *
  1293. * Return: subtype of the ICMP packet.
  1294. */
  1295. static inline enum qdf_proto_subtype
  1296. qdf_nbuf_get_icmp_subtype(qdf_nbuf_t buf)
  1297. {
  1298. return __qdf_nbuf_data_get_icmp_subtype(qdf_nbuf_data(buf));
  1299. }
  1300. /**
  1301. * qdf_nbuf_data_get_icmp_subtype() - get the subtype
  1302. * of IPV4 ICMP packet.
  1303. * @data: Pointer to IPV4 ICMP packet data buffer
  1304. *
  1305. * This func. returns the subtype of ICMP packet.
  1306. *
  1307. * Return: subtype of the ICMP packet.
  1308. */
  1309. static inline enum qdf_proto_subtype
  1310. qdf_nbuf_data_get_icmp_subtype(uint8_t *data)
  1311. {
  1312. return __qdf_nbuf_data_get_icmp_subtype(data);
  1313. }
  1314. /**
  1315. * qdf_nbuf_get_icmpv6_subtype() - get the subtype
  1316. * of IPV6 ICMPV6 packet.
  1317. * @buf: Pointer to IPV6 ICMPV6 packet buffer
  1318. *
  1319. * This func. returns the subtype of ICMPV6 packet.
  1320. *
  1321. * Return: subtype of the ICMPV6 packet.
  1322. */
  1323. static inline enum qdf_proto_subtype
  1324. qdf_nbuf_get_icmpv6_subtype(qdf_nbuf_t buf)
  1325. {
  1326. return __qdf_nbuf_data_get_icmpv6_subtype(qdf_nbuf_data(buf));
  1327. }
  1328. /**
  1329. * qdf_nbuf_data_get_icmpv6_subtype() - get the subtype
  1330. * of IPV6 ICMPV6 packet.
  1331. * @data: Pointer to IPV6 ICMPV6 packet data buffer
  1332. *
  1333. * This func. returns the subtype of ICMPV6 packet.
  1334. *
  1335. * Return: subtype of the ICMPV6 packet.
  1336. */
  1337. static inline enum qdf_proto_subtype
  1338. qdf_nbuf_data_get_icmpv6_subtype(uint8_t *data)
  1339. {
  1340. return __qdf_nbuf_data_get_icmpv6_subtype(data);
  1341. }
  1342. /**
  1343. * qdf_nbuf_data_get_ipv4_proto() - get the proto type
  1344. * of IPV4 packet.
  1345. * @data: Pointer to IPV4 packet data buffer
  1346. *
  1347. * This func. returns the proto type of IPV4 packet.
  1348. *
  1349. * Return: proto type of IPV4 packet.
  1350. */
  1351. static inline uint8_t
  1352. qdf_nbuf_data_get_ipv4_proto(uint8_t *data)
  1353. {
  1354. return __qdf_nbuf_data_get_ipv4_proto(data);
  1355. }
  1356. /**
  1357. * qdf_nbuf_data_get_ipv6_proto() - get the proto type
  1358. * of IPV6 packet.
  1359. * @data: Pointer to IPV6 packet data buffer
  1360. *
  1361. * This func. returns the proto type of IPV6 packet.
  1362. *
  1363. * Return: proto type of IPV6 packet.
  1364. */
  1365. static inline uint8_t
  1366. qdf_nbuf_data_get_ipv6_proto(uint8_t *data)
  1367. {
  1368. return __qdf_nbuf_data_get_ipv6_proto(data);
  1369. }
  1370. /**
  1371. * qdf_nbuf_is_ipv4_pkt() - check if packet is a ipv4 packet or not
  1372. * @buf: buffer
  1373. *
  1374. * This api is for Tx packets.
  1375. *
  1376. * Return: true if packet is ipv4 packet
  1377. */
  1378. static inline
  1379. bool qdf_nbuf_is_ipv4_pkt(qdf_nbuf_t buf)
  1380. {
  1381. return __qdf_nbuf_data_is_ipv4_pkt(qdf_nbuf_data(buf));
  1382. }
  1383. /**
  1384. * qdf_nbuf_data_is_ipv4_pkt() - check if packet is a ipv4 packet or not
  1385. * @data: data
  1386. *
  1387. * This api is for Tx packets.
  1388. *
  1389. * Return: true if packet is ipv4 packet
  1390. */
  1391. static inline
  1392. bool qdf_nbuf_data_is_ipv4_pkt(uint8_t *data)
  1393. {
  1394. return __qdf_nbuf_data_is_ipv4_pkt(data);
  1395. }
  1396. /**
  1397. * qdf_nbuf_is_ipv4_dhcp_pkt() - check if packet is a dhcp packet or not
  1398. * @buf: buffer
  1399. *
  1400. * This api is for ipv4 packet.
  1401. *
  1402. * Return: true if packet is DHCP packet
  1403. */
  1404. static inline
  1405. bool qdf_nbuf_is_ipv4_dhcp_pkt(qdf_nbuf_t buf)
  1406. {
  1407. return __qdf_nbuf_data_is_ipv4_dhcp_pkt(qdf_nbuf_data(buf));
  1408. }
  1409. /**
  1410. * qdf_nbuf_data_is_ipv4_dhcp_pkt() - check if it is DHCP packet.
  1411. * @data: Pointer to DHCP packet data buffer
  1412. *
  1413. * This func. checks whether it is a DHCP packet or not.
  1414. *
  1415. * Return: true if it is a DHCP packet
  1416. * false if not
  1417. */
  1418. static inline
  1419. bool qdf_nbuf_data_is_ipv4_dhcp_pkt(uint8_t *data)
  1420. {
  1421. return __qdf_nbuf_data_is_ipv4_dhcp_pkt(data);
  1422. }
  1423. /**
  1424. * qdf_nbuf_is_ipv4_eapol_pkt() - check if packet is a eapol packet or not
  1425. * @buf: buffer
  1426. *
  1427. * This api is for ipv4 packet.
  1428. *
  1429. * Return: true if packet is EAPOL packet
  1430. */
  1431. static inline
  1432. bool qdf_nbuf_is_ipv4_eapol_pkt(qdf_nbuf_t buf)
  1433. {
  1434. return __qdf_nbuf_data_is_ipv4_eapol_pkt(qdf_nbuf_data(buf));
  1435. }
  1436. /**
  1437. * qdf_nbuf_data_is_ipv4_eapol_pkt() - check if it is EAPOL packet.
  1438. * @data: Pointer to EAPOL packet data buffer
  1439. *
  1440. * This func. checks whether it is a EAPOL packet or not.
  1441. *
  1442. * Return: true if it is a EAPOL packet
  1443. * false if not
  1444. */
  1445. static inline
  1446. bool qdf_nbuf_data_is_ipv4_eapol_pkt(uint8_t *data)
  1447. {
  1448. return __qdf_nbuf_data_is_ipv4_eapol_pkt(data);
  1449. }
  1450. /**
  1451. * qdf_nbuf_is_ipv4_wapi_pkt() - check if packet is a wapi packet or not
  1452. * @buf: buffer
  1453. *
  1454. * This api is for ipv4 packet.
  1455. *
  1456. * Return: true if packet is WAPI packet
  1457. */
  1458. static inline
  1459. bool qdf_nbuf_is_ipv4_wapi_pkt(qdf_nbuf_t buf)
  1460. {
  1461. return __qdf_nbuf_is_ipv4_wapi_pkt(buf);
  1462. }
  1463. /**
  1464. * qdf_nbuf_is_ipv4_arp_pkt() - check if packet is a arp packet or not
  1465. * @buf: buffer
  1466. *
  1467. * This api is for ipv4 packet.
  1468. *
  1469. * Return: true if packet is ARP packet
  1470. */
  1471. static inline
  1472. bool qdf_nbuf_is_ipv4_arp_pkt(qdf_nbuf_t buf)
  1473. {
  1474. return __qdf_nbuf_data_is_ipv4_arp_pkt(qdf_nbuf_data(buf));
  1475. }
  1476. /**
  1477. * qdf_nbuf_data_is_ipv4_arp_pkt() - check if it is ARP packet.
  1478. * @data: Pointer to ARP packet data buffer
  1479. *
  1480. * This func. checks whether it is a ARP packet or not.
  1481. *
  1482. * Return: TRUE if it is a ARP packet
  1483. * FALSE if not
  1484. */
  1485. static inline
  1486. bool qdf_nbuf_data_is_ipv4_arp_pkt(uint8_t *data)
  1487. {
  1488. return __qdf_nbuf_data_is_ipv4_arp_pkt(data);
  1489. }
  1490. /**
  1491. * qdf_nbuf_is_ipv6_pkt() - check if it is IPV6 packet.
  1492. * @buf: Pointer to IPV6 packet buffer
  1493. *
  1494. * This func. checks whether it is a IPV6 packet or not.
  1495. *
  1496. * Return: TRUE if it is a IPV6 packet
  1497. * FALSE if not
  1498. */
  1499. static inline
  1500. bool qdf_nbuf_is_ipv6_pkt(qdf_nbuf_t buf)
  1501. {
  1502. return __qdf_nbuf_data_is_ipv6_pkt(qdf_nbuf_data(buf));
  1503. }
  1504. /**
  1505. * qdf_nbuf_data_is_ipv6_pkt() - check if it is IPV6 packet.
  1506. * @data: Pointer to IPV6 packet data buffer
  1507. *
  1508. * This func. checks whether it is a IPV6 packet or not.
  1509. *
  1510. * Return: TRUE if it is a IPV6 packet
  1511. * FALSE if not
  1512. */
  1513. static inline
  1514. bool qdf_nbuf_data_is_ipv6_pkt(uint8_t *data)
  1515. {
  1516. return __qdf_nbuf_data_is_ipv6_pkt(data);
  1517. }
  1518. /**
  1519. * qdf_nbuf_data_is_ipv4_mcast_pkt() - check if it is IPV4 multicast packet.
  1520. * @data: Pointer to IPV4 packet data buffer
  1521. *
  1522. * This func. checks whether it is a IPV4 multicast packet or not.
  1523. *
  1524. * Return: TRUE if it is a IPV4 multicast packet
  1525. * FALSE if not
  1526. */
  1527. static inline
  1528. bool qdf_nbuf_data_is_ipv4_mcast_pkt(uint8_t *data)
  1529. {
  1530. return __qdf_nbuf_data_is_ipv4_mcast_pkt(data);
  1531. }
  1532. /**
  1533. * qdf_nbuf_data_is_ipv6_mcast_pkt() - check if it is IPV6 multicast packet.
  1534. * @data: Pointer to IPV6 packet data buffer
  1535. *
  1536. * This func. checks whether it is a IPV6 multicast packet or not.
  1537. *
  1538. * Return: TRUE if it is a IPV6 multicast packet
  1539. * FALSE if not
  1540. */
  1541. static inline
  1542. bool qdf_nbuf_data_is_ipv6_mcast_pkt(uint8_t *data)
  1543. {
  1544. return __qdf_nbuf_data_is_ipv6_mcast_pkt(data);
  1545. }
  1546. /**
  1547. * qdf_nbuf_is_icmp_pkt() - check if it is IPV4 ICMP packet.
  1548. * @buf: Pointer to IPV4 ICMP packet buffer
  1549. *
  1550. * This func. checks whether it is a ICMP packet or not.
  1551. *
  1552. * Return: TRUE if it is a ICMP packet
  1553. * FALSE if not
  1554. */
  1555. static inline
  1556. bool qdf_nbuf_is_icmp_pkt(qdf_nbuf_t buf)
  1557. {
  1558. return __qdf_nbuf_data_is_icmp_pkt(qdf_nbuf_data(buf));
  1559. }
  1560. /**
  1561. * qdf_nbuf_data_is_icmp_pkt() - check if it is IPV4 ICMP packet.
  1562. * @data: Pointer to IPV4 ICMP packet data buffer
  1563. *
  1564. * This func. checks whether it is a ICMP packet or not.
  1565. *
  1566. * Return: TRUE if it is a ICMP packet
  1567. * FALSE if not
  1568. */
  1569. static inline
  1570. bool qdf_nbuf_data_is_icmp_pkt(uint8_t *data)
  1571. {
  1572. return __qdf_nbuf_data_is_icmp_pkt(data);
  1573. }
  1574. /**
  1575. * qdf_nbuf_is_icmpv6_pkt() - check if it is IPV6 ICMPV6 packet.
  1576. * @buf: Pointer to IPV6 ICMPV6 packet buffer
  1577. *
  1578. * This func. checks whether it is a ICMPV6 packet or not.
  1579. *
  1580. * Return: TRUE if it is a ICMPV6 packet
  1581. * FALSE if not
  1582. */
  1583. static inline
  1584. bool qdf_nbuf_is_icmpv6_pkt(qdf_nbuf_t buf)
  1585. {
  1586. return __qdf_nbuf_data_is_icmpv6_pkt(qdf_nbuf_data(buf));
  1587. }
  1588. /**
  1589. * qdf_nbuf_data_is_icmpv6_pkt() - check if it is IPV6 ICMPV6 packet.
  1590. * @data: Pointer to IPV6 ICMPV6 packet data buffer
  1591. *
  1592. * This func. checks whether it is a ICMPV6 packet or not.
  1593. *
  1594. * Return: TRUE if it is a ICMPV6 packet
  1595. * FALSE if not
  1596. */
  1597. static inline
  1598. bool qdf_nbuf_data_is_icmpv6_pkt(uint8_t *data)
  1599. {
  1600. return __qdf_nbuf_data_is_icmpv6_pkt(data);
  1601. }
  1602. /**
  1603. * qdf_nbuf_is_ipv4_udp_pkt() - check if it is IPV4 UDP packet.
  1604. * @buf: Pointer to IPV4 UDP packet buffer
  1605. *
  1606. * This func. checks whether it is a IPV4 UDP packet or not.
  1607. *
  1608. * Return: TRUE if it is a IPV4 UDP packet
  1609. * FALSE if not
  1610. */
  1611. static inline
  1612. bool qdf_nbuf_is_ipv4_udp_pkt(qdf_nbuf_t buf)
  1613. {
  1614. return __qdf_nbuf_data_is_ipv4_udp_pkt(qdf_nbuf_data(buf));
  1615. }
  1616. /**
  1617. * qdf_nbuf_data_is_ipv4_udp_pkt() - check if it is IPV4 UDP packet.
  1618. * @data: Pointer to IPV4 UDP packet data buffer
  1619. *
  1620. * This func. checks whether it is a IPV4 UDP packet or not.
  1621. *
  1622. * Return: TRUE if it is a IPV4 UDP packet
  1623. * FALSE if not
  1624. */
  1625. static inline
  1626. bool qdf_nbuf_data_is_ipv4_udp_pkt(uint8_t *data)
  1627. {
  1628. return __qdf_nbuf_data_is_ipv4_udp_pkt(data);
  1629. }
  1630. /**
  1631. * qdf_nbuf_is_ipv4_tcp_pkt() - check if it is IPV4 TCP packet.
  1632. * @buf: Pointer to IPV4 TCP packet buffer
  1633. *
  1634. * This func. checks whether it is a IPV4 TCP packet or not.
  1635. *
  1636. * Return: TRUE if it is a IPV4 TCP packet
  1637. * FALSE if not
  1638. */
  1639. static inline
  1640. bool qdf_nbuf_is_ipv4_tcp_pkt(qdf_nbuf_t buf)
  1641. {
  1642. return __qdf_nbuf_data_is_ipv4_tcp_pkt(qdf_nbuf_data(buf));
  1643. }
  1644. /**
  1645. * qdf_nbuf_data_is_ipv4_tcp_pkt() - check if it is IPV4 TCP packet.
  1646. * @data: Pointer to IPV4 TCP packet data buffer
  1647. *
  1648. * This func. checks whether it is a IPV4 TCP packet or not.
  1649. *
  1650. * Return: TRUE if it is a IPV4 TCP packet
  1651. * FALSE if not
  1652. */
  1653. static inline
  1654. bool qdf_nbuf_data_is_ipv4_tcp_pkt(uint8_t *data)
  1655. {
  1656. return __qdf_nbuf_data_is_ipv4_tcp_pkt(data);
  1657. }
  1658. /**
  1659. * qdf_nbuf_is_ipv6_udp_pkt() - check if it is IPV6 UDP packet.
  1660. * @buf: Pointer to IPV6 UDP packet buffer
  1661. *
  1662. * This func. checks whether it is a IPV6 UDP packet or not.
  1663. *
  1664. * Return: TRUE if it is a IPV6 UDP packet
  1665. * FALSE if not
  1666. */
  1667. static inline
  1668. bool qdf_nbuf_is_ipv6_udp_pkt(qdf_nbuf_t buf)
  1669. {
  1670. return __qdf_nbuf_data_is_ipv6_udp_pkt(qdf_nbuf_data(buf));
  1671. }
  1672. /**
  1673. * qdf_nbuf_data_is_ipv6_udp_pkt() - check if it is IPV6 UDP packet.
  1674. * @data: Pointer to IPV6 UDP packet data buffer
  1675. *
  1676. * This func. checks whether it is a IPV6 UDP packet or not.
  1677. *
  1678. * Return: TRUE if it is a IPV6 UDP packet
  1679. * FALSE if not
  1680. */
  1681. static inline
  1682. bool qdf_nbuf_data_is_ipv6_udp_pkt(uint8_t *data)
  1683. {
  1684. return __qdf_nbuf_data_is_ipv6_udp_pkt(data);
  1685. }
  1686. /**
  1687. * qdf_nbuf_is_ipv6_tcp_pkt() - check if it is IPV6 TCP packet.
  1688. * @buf: Pointer to IPV6 TCP packet buffer
  1689. *
  1690. * This func. checks whether it is a IPV6 TCP packet or not.
  1691. *
  1692. * Return: TRUE if it is a IPV6 TCP packet
  1693. * FALSE if not
  1694. */
  1695. static inline
  1696. bool qdf_nbuf_is_ipv6_tcp_pkt(qdf_nbuf_t buf)
  1697. {
  1698. return __qdf_nbuf_data_is_ipv6_tcp_pkt(qdf_nbuf_data(buf));
  1699. }
  1700. /**
  1701. * qdf_nbuf_data_is_ipv6_tcp_pkt() - check if it is IPV6 TCP packet.
  1702. * @data: Pointer to IPV6 TCP packet data buffer
  1703. *
  1704. * This func. checks whether it is a IPV6 TCP packet or not.
  1705. *
  1706. * Return: TRUE if it is a IPV6 TCP packet
  1707. * FALSE if not
  1708. */
  1709. static inline
  1710. bool qdf_nbuf_data_is_ipv6_tcp_pkt(uint8_t *data)
  1711. {
  1712. return __qdf_nbuf_data_is_ipv6_tcp_pkt(data);
  1713. }
  1714. /**
  1715. * qdf_invalidate_range() - invalidate virtual address range
  1716. * @start: start address of the address range
  1717. * @end: end address of the address range
  1718. *
  1719. * Note that this function does not write back the cache entries.
  1720. *
  1721. * Return: none
  1722. */
  1723. static inline void qdf_invalidate_range(void *start, void *end)
  1724. {
  1725. __qdf_invalidate_range(start, end);
  1726. }
  1727. /**
  1728. * qdf_nbuf_reset_num_frags() - decrement the number of fragments
  1729. * @buf: Network buffer
  1730. *
  1731. * Return: Number of fragments
  1732. */
  1733. static inline void qdf_nbuf_reset_num_frags(qdf_nbuf_t buf)
  1734. {
  1735. __qdf_nbuf_reset_num_frags(buf);
  1736. }
  1737. /**
  1738. * qdf_dmaaddr_to_32s - return high and low parts of dma_addr
  1739. *
  1740. * Returns the high and low 32-bits of the DMA addr in the provided ptrs
  1741. *
  1742. * Return: N/A
  1743. */
  1744. static inline void qdf_dmaaddr_to_32s(qdf_dma_addr_t dmaaddr,
  1745. uint32_t *lo, uint32_t *hi)
  1746. {
  1747. return __qdf_dmaaddr_to_32s(dmaaddr, lo, hi);
  1748. }
  1749. /**
  1750. * qdf_nbuf_is_tso() - is the network buffer a jumbo packet?
  1751. * @buf: Network buffer
  1752. *
  1753. * Return: 1 - this is a jumbo packet 0 - not a jumbo packet
  1754. */
  1755. static inline uint8_t qdf_nbuf_is_tso(qdf_nbuf_t nbuf)
  1756. {
  1757. return __qdf_nbuf_is_tso(nbuf);
  1758. }
  1759. /**
  1760. * qdf_nbuf_get_tso_info() - function to divide a jumbo TSO
  1761. * network buffer into segments
  1762. * @nbuf: network buffer to be segmented
  1763. * @tso_info: This is the output. The information about the
  1764. * TSO segments will be populated within this.
  1765. *
  1766. * This function fragments a TCP jumbo packet into smaller
  1767. * segments to be transmitted by the driver. It chains the TSO
  1768. * segments created into a list.
  1769. *
  1770. * Return: number of TSO segments
  1771. */
  1772. static inline uint32_t qdf_nbuf_get_tso_info(qdf_device_t osdev,
  1773. qdf_nbuf_t nbuf, struct qdf_tso_info_t *tso_info)
  1774. {
  1775. return __qdf_nbuf_get_tso_info(osdev, nbuf, tso_info);
  1776. }
  1777. /**
  1778. * qdf_nbuf_unmap_tso_segment() - function to dma unmap TSO segment element
  1779. *
  1780. * @osdev: qdf device handle
  1781. * @tso_seg: TSO segment element to be unmapped
  1782. * @is_last_seg: whether this is last tso seg or not
  1783. *
  1784. * Return: none
  1785. */
  1786. static inline void qdf_nbuf_unmap_tso_segment(qdf_device_t osdev,
  1787. struct qdf_tso_seg_elem_t *tso_seg,
  1788. bool is_last_seg)
  1789. {
  1790. return __qdf_nbuf_unmap_tso_segment(osdev, tso_seg, is_last_seg);
  1791. }
  1792. /**
  1793. * qdf_nbuf_get_tso_num_seg() - function to calculate the number
  1794. * of TCP segments within the TSO jumbo packet
  1795. * @nbuf: TSO jumbo network buffer to be segmented
  1796. *
  1797. * This function calculates the number of TCP segments that the
  1798. network buffer can be divided into.
  1799. *
  1800. * Return: number of TCP segments
  1801. */
  1802. static inline uint32_t qdf_nbuf_get_tso_num_seg(qdf_nbuf_t nbuf)
  1803. {
  1804. return __qdf_nbuf_get_tso_num_seg(nbuf);
  1805. }
  1806. /**
  1807. * qdf_nbuf_inc_users() - function to increment the number of
  1808. * users referencing this network buffer
  1809. *
  1810. * @nbuf: network buffer
  1811. *
  1812. * This function increments the number of users referencing this
  1813. * network buffer
  1814. *
  1815. * Return: the network buffer
  1816. */
  1817. static inline qdf_nbuf_t qdf_nbuf_inc_users(qdf_nbuf_t nbuf)
  1818. {
  1819. return __qdf_nbuf_inc_users(nbuf);
  1820. }
  1821. /**
  1822. * qdf_nbuf_get_users() - function to get the number of users referencing this
  1823. * network buffer
  1824. *
  1825. * @nbuf: network buffer
  1826. *
  1827. * Return: number of user references to nbuf.
  1828. */
  1829. static inline int qdf_nbuf_get_users(qdf_nbuf_t nbuf)
  1830. {
  1831. return __qdf_nbuf_get_users(nbuf);
  1832. }
  1833. /**
  1834. * qdf_nbuf_data_attr_get() - Get data_attr field from cvg_nbuf_cb
  1835. *
  1836. * @nbuf: Network buffer (skb on linux)
  1837. *
  1838. * This function returns the values of data_attr field
  1839. * in struct cvg_nbuf_cb{}, to which skb->cb is typecast.
  1840. * This value is actually the value programmed in CE descriptor.
  1841. *
  1842. * Return: Value of data_attr
  1843. */
  1844. static inline uint32_t qdf_nbuf_data_attr_get(qdf_nbuf_t buf)
  1845. {
  1846. return __qdf_nbuf_data_attr_get(buf);
  1847. }
  1848. /**
  1849. * qdf_nbuf_data_attr_set() - Sets data_attr field in cvg_nbuf_cb
  1850. *
  1851. * @nbuf: Network buffer (skb on linux)
  1852. * @data_attr: Value to be stored cvg_nbuf_cb->data_attr
  1853. *
  1854. * This function stores the value to be programmed in CE
  1855. * descriptor as part skb->cb which is typecast to struct cvg_nbuf_cb{}
  1856. *
  1857. * Return: void
  1858. */
  1859. static inline
  1860. void qdf_nbuf_data_attr_set(qdf_nbuf_t buf, uint32_t data_attr)
  1861. {
  1862. __qdf_nbuf_data_attr_set(buf, data_attr);
  1863. }
  1864. /**
  1865. * qdf_nbuf_tx_info_get() - Parse skb and get Tx metadata
  1866. *
  1867. * @nbuf: Network buffer (skb on linux)
  1868. *
  1869. * This function parses the payload to figure out relevant
  1870. * Tx meta-data e.g. whether to enable tx_classify bit
  1871. * in CE.
  1872. *
  1873. * Return: void
  1874. */
  1875. #define qdf_nbuf_tx_info_get __qdf_nbuf_tx_info_get
  1876. void qdf_nbuf_set_state(qdf_nbuf_t nbuf, uint8_t current_state);
  1877. void qdf_nbuf_tx_desc_count_display(void);
  1878. void qdf_nbuf_tx_desc_count_clear(void);
  1879. static inline qdf_nbuf_t
  1880. qdf_nbuf_realloc_headroom(qdf_nbuf_t buf, uint32_t headroom)
  1881. {
  1882. return __qdf_nbuf_realloc_headroom(buf, headroom);
  1883. }
  1884. static inline qdf_nbuf_t
  1885. qdf_nbuf_realloc_tailroom(qdf_nbuf_t buf, uint32_t tailroom)
  1886. {
  1887. return __qdf_nbuf_realloc_tailroom(buf, tailroom);
  1888. }
  1889. static inline qdf_nbuf_t
  1890. qdf_nbuf_expand(qdf_nbuf_t buf, uint32_t headroom, uint32_t tailroom)
  1891. {
  1892. return __qdf_nbuf_expand(buf, headroom, tailroom);
  1893. }
  1894. static inline qdf_nbuf_t
  1895. qdf_nbuf_unshare(qdf_nbuf_t buf)
  1896. {
  1897. return __qdf_nbuf_unshare(buf);
  1898. }
  1899. static inline bool
  1900. qdf_nbuf_is_cloned(qdf_nbuf_t buf)
  1901. {
  1902. return __qdf_nbuf_is_cloned(buf);
  1903. }
  1904. static inline void
  1905. qdf_nbuf_frag_info(qdf_nbuf_t buf, qdf_sglist_t *sg)
  1906. {
  1907. __qdf_nbuf_frag_info(buf, sg);
  1908. }
  1909. static inline qdf_nbuf_tx_cksum_t
  1910. qdf_nbuf_tx_cksum_info(qdf_nbuf_t buf, uint8_t **hdr_off, uint8_t **where)
  1911. {
  1912. return __qdf_nbuf_tx_cksum_info(buf, hdr_off, where);
  1913. }
  1914. static inline void qdf_nbuf_reset_ctxt(__qdf_nbuf_t nbuf)
  1915. {
  1916. __qdf_nbuf_reset_ctxt(nbuf);
  1917. }
  1918. static inline void
  1919. qdf_nbuf_set_rx_info(__qdf_nbuf_t nbuf, void *info, uint32_t len)
  1920. {
  1921. __qdf_nbuf_set_rx_info(nbuf, info, len);
  1922. }
  1923. static inline void *qdf_nbuf_get_rx_info(__qdf_nbuf_t nbuf)
  1924. {
  1925. return __qdf_nbuf_get_rx_info(nbuf);
  1926. }
  1927. static inline void qdf_nbuf_init(qdf_nbuf_t buf)
  1928. {
  1929. __qdf_nbuf_init(buf);
  1930. }
  1931. static inline void *qdf_nbuf_network_header(qdf_nbuf_t buf)
  1932. {
  1933. return __qdf_nbuf_network_header(buf);
  1934. }
  1935. static inline void *qdf_nbuf_transport_header(qdf_nbuf_t buf)
  1936. {
  1937. return __qdf_nbuf_transport_header(buf);
  1938. }
  1939. static inline qdf_size_t qdf_nbuf_tcp_tso_size(qdf_nbuf_t buf)
  1940. {
  1941. return __qdf_nbuf_tcp_tso_size(buf);
  1942. }
  1943. static inline void *qdf_nbuf_get_cb(qdf_nbuf_t nbuf)
  1944. {
  1945. return __qdf_nbuf_get_cb(nbuf);
  1946. }
  1947. static inline uint32_t qdf_nbuf_get_nr_frags(qdf_nbuf_t nbuf)
  1948. {
  1949. return __qdf_nbuf_get_nr_frags(nbuf);
  1950. }
  1951. static inline qdf_size_t qdf_nbuf_headlen(qdf_nbuf_t buf)
  1952. {
  1953. return __qdf_nbuf_headlen(buf);
  1954. }
  1955. static inline QDF_STATUS qdf_nbuf_frag_map(qdf_device_t osdev,
  1956. qdf_nbuf_t buf, int offset,
  1957. qdf_dma_dir_t dir, int cur_frag)
  1958. {
  1959. return __qdf_nbuf_frag_map(osdev, buf, offset, dir, cur_frag);
  1960. }
  1961. static inline bool qdf_nbuf_tso_tcp_v4(qdf_nbuf_t buf)
  1962. {
  1963. return __qdf_nbuf_tso_tcp_v4(buf);
  1964. }
  1965. static inline bool qdf_nbuf_tso_tcp_v6(qdf_nbuf_t buf)
  1966. {
  1967. return __qdf_nbuf_tso_tcp_v6(buf);
  1968. }
  1969. static inline uint32_t qdf_nbuf_tcp_seq(qdf_nbuf_t buf)
  1970. {
  1971. return __qdf_nbuf_tcp_seq(buf);
  1972. }
  1973. static inline qdf_size_t qdf_nbuf_l2l3l4_hdr_len(qdf_nbuf_t buf)
  1974. {
  1975. return __qdf_nbuf_l2l3l4_hdr_len(buf);
  1976. }
  1977. static inline bool qdf_nbuf_is_nonlinear(qdf_nbuf_t buf)
  1978. {
  1979. return __qdf_nbuf_is_nonlinear(buf);
  1980. }
  1981. static inline uint32_t
  1982. qdf_nbuf_get_frag_size(qdf_nbuf_t buf, uint32_t frag_num)
  1983. {
  1984. return __qdf_nbuf_get_frag_size(buf, frag_num);
  1985. }
  1986. static inline uint32_t qdf_nbuf_get_priority(qdf_nbuf_t buf)
  1987. {
  1988. return __qdf_nbuf_get_priority(buf);
  1989. }
  1990. static inline void qdf_nbuf_set_priority(qdf_nbuf_t buf, uint32_t p)
  1991. {
  1992. __qdf_nbuf_set_priority(buf, p);
  1993. }
  1994. static inline uint16_t
  1995. qdf_nbuf_get_queue_mapping(qdf_nbuf_t buf)
  1996. {
  1997. return __qdf_nbuf_get_queue_mapping(buf);
  1998. }
  1999. static inline uint8_t *
  2000. qdf_nbuf_get_priv_ptr(qdf_nbuf_t buf)
  2001. {
  2002. return __qdf_nbuf_get_priv_ptr(buf);
  2003. }
  2004. /**
  2005. * qdf_nbuf_update_radiotap() - update radiotap at head of nbuf.
  2006. * @rx_status: rx_status containing required info to update radiotap
  2007. * @nbuf: Pointer to nbuf
  2008. * @headroom_sz: Available headroom size
  2009. *
  2010. * Return: radiotap length.
  2011. */
  2012. unsigned int qdf_nbuf_update_radiotap(struct mon_rx_status *rx_status,
  2013. qdf_nbuf_t nbuf, uint32_t headroom_sz);
  2014. /**
  2015. * qdf_nbuf_mark_wakeup_frame() - mark wakeup frame.
  2016. * @buf: Pointer to nbuf
  2017. *
  2018. * Return: None
  2019. */
  2020. static inline void
  2021. qdf_nbuf_mark_wakeup_frame(qdf_nbuf_t buf)
  2022. {
  2023. __qdf_nbuf_mark_wakeup_frame(buf);
  2024. }
  2025. #endif /* _QDF_NBUF_H */