qdf_nbuf.h 55 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. * @ht_flags: HT flags, only present for HT frames.
  109. * @vht_flags: VHT flags, only present for VHT frames.
  110. * @vht_flag_values1-5: Contains corresponding data for flags field
  111. * @rate: Rate in terms 500Kbps
  112. * @rtap_flags: Bit map of available fields in the radiotap
  113. * @ant_signal_db: Rx packet RSSI
  114. * @nr_ant: Number of Antennas used for streaming
  115. * @mcs: MCS index of Rx frame
  116. * @bw: bandwidth of rx frame
  117. * @is_stbc: Is STBC enabled
  118. * @sgi: Rx frame short guard interval
  119. * @ldpc: ldpc enabled
  120. * @beamformed: Is frame beamformed.
  121. */
  122. struct mon_rx_status {
  123. uint64_t tsft;
  124. uint16_t chan_freq;
  125. uint16_t chan_num;
  126. uint16_t chan_flags;
  127. uint16_t ht_flags;
  128. uint16_t vht_flags;
  129. uint16_t vht_flag_values6;
  130. uint8_t rate;
  131. uint8_t rtap_flags;
  132. uint8_t ant_signal_db;
  133. uint8_t nr_ant;
  134. uint8_t mcs;
  135. uint8_t bw;
  136. uint8_t vht_flag_values1;
  137. uint8_t vht_flag_values2;
  138. uint8_t vht_flag_values3[4];
  139. uint8_t vht_flag_values4;
  140. uint8_t vht_flag_values5;
  141. uint8_t is_stbc;
  142. uint8_t sgi;
  143. uint8_t ldpc;
  144. uint8_t beamformed;
  145. };
  146. /* DHCP Related Mask */
  147. #define QDF_DHCP_OPTION53 (0x35)
  148. #define QDF_DHCP_OPTION53_LENGTH (1)
  149. #define QDF_DHCP_OPTION53_OFFSET (0x11A)
  150. #define QDF_DHCP_OPTION53_LENGTH_OFFSET (0x11B)
  151. #define QDF_DHCP_OPTION53_STATUS_OFFSET (0x11C)
  152. #define DHCP_PKT_LEN_OFFSET 16
  153. #define DHCP_TRANSACTION_ID_OFFSET 46
  154. #define QDF_DHCP_DISCOVER (1)
  155. #define QDF_DHCP_OFFER (2)
  156. #define QDF_DHCP_REQUEST (3)
  157. #define QDF_DHCP_DECLINE (4)
  158. #define QDF_DHCP_ACK (5)
  159. #define QDF_DHCP_NAK (6)
  160. #define QDF_DHCP_RELEASE (7)
  161. #define QDF_DHCP_INFORM (8)
  162. /* ARP Related Mask */
  163. #define ARP_SUB_TYPE_OFFSET 20
  164. #define ARP_REQUEST (1)
  165. #define ARP_RESPONSE (2)
  166. /* IPV4 Related Mask */
  167. #define IPV4_PKT_LEN_OFFSET 16
  168. #define IPV4_TCP_SEQ_NUM_OFFSET 38
  169. #define IPV4_SRC_PORT_OFFSET 34
  170. #define IPV4_DST_PORT_OFFSET 36
  171. /* IPV4 ICMP Related Mask */
  172. #define ICMP_SEQ_NUM_OFFSET 40
  173. #define ICMP_SUBTYPE_OFFSET 34
  174. #define ICMP_REQUEST 0x08
  175. #define ICMP_RESPONSE 0x00
  176. /* IPV6 Related Mask */
  177. #define IPV6_PKT_LEN_OFFSET 18
  178. #define IPV6_TCP_SEQ_NUM_OFFSET 58
  179. #define IPV6_SRC_PORT_OFFSET 54
  180. #define IPV6_DST_PORT_OFFSET 56
  181. /* IPV6 ICMPV6 Related Mask */
  182. #define ICMPV6_SEQ_NUM_OFFSET 60
  183. #define ICMPV6_SUBTYPE_OFFSET 54
  184. #define ICMPV6_REQUEST 0x80
  185. #define ICMPV6_RESPONSE 0x81
  186. #define ICMPV6_RS 0x85
  187. #define ICMPV6_RA 0x86
  188. #define ICMPV6_NS 0x87
  189. #define ICMPV6_NA 0x88
  190. #define QDF_NBUF_IPA_CHECK_MASK 0x80000000
  191. /**
  192. * qdf_proto_type - protocol type
  193. * @QDF_PROTO_TYPE_DHCP - DHCP
  194. * @QDF_PROTO_TYPE_EAPOL - EAPOL
  195. * @QDF_PROTO_TYPE_ARP - ARP
  196. * @QDF_PROTO_TYPE_MGMT - MGMT
  197. * QDF_PROTO_TYPE_EVENT - EVENT
  198. */
  199. enum qdf_proto_type {
  200. QDF_PROTO_TYPE_DHCP,
  201. QDF_PROTO_TYPE_EAPOL,
  202. QDF_PROTO_TYPE_ARP,
  203. QDF_PROTO_TYPE_MGMT,
  204. QDF_PROTO_TYPE_EVENT,
  205. QDF_PROTO_TYPE_MAX
  206. };
  207. /**
  208. * qdf_proto_subtype - subtype of packet
  209. * @QDF_PROTO_EAPOL_M1 - EAPOL 1/4
  210. * @QDF_PROTO_EAPOL_M2 - EAPOL 2/4
  211. * @QDF_PROTO_EAPOL_M3 - EAPOL 3/4
  212. * @QDF_PROTO_EAPOL_M4 - EAPOL 4/4
  213. * @QDF_PROTO_DHCP_DISCOVER - discover
  214. * @QDF_PROTO_DHCP_REQUEST - request
  215. * @QDF_PROTO_DHCP_OFFER - offer
  216. * @QDF_PROTO_DHCP_ACK - ACK
  217. * @QDF_PROTO_DHCP_NACK - NACK
  218. * @QDF_PROTO_DHCP_RELEASE - release
  219. * @QDF_PROTO_DHCP_INFORM - inform
  220. * @QDF_PROTO_DHCP_DECLINE - decline
  221. * @QDF_PROTO_ARP_REQ - arp request
  222. * @QDF_PROTO_ARP_RES - arp response
  223. * @QDF_PROTO_ICMP_REQ - icmp request
  224. * @QDF_PROTO_ICMP_RES - icmp response
  225. * @QDF_PROTO_ICMPV6_REQ - icmpv6 request
  226. * @QDF_PROTO_ICMPV6_RES - icmpv6 response
  227. * @QDF_PROTO_ICMPV6_RS - icmpv6 rs packet
  228. * @QDF_PROTO_ICMPV6_RA - icmpv6 ra packet
  229. * @QDF_PROTO_ICMPV6_NS - icmpv6 ns packet
  230. * @QDF_PROTO_ICMPV6_NA - icmpv6 na packet
  231. * @QDF_PROTO_IPV4_UDP - ipv4 udp
  232. * @QDF_PROTO_IPV4_TCP - ipv4 tcp
  233. * @QDF_PROTO_IPV6_UDP - ipv6 udp
  234. * @QDF_PROTO_IPV6_TCP - ipv6 tcp
  235. * @QDF_PROTO_MGMT_ASSOC -assoc
  236. * @QDF_PROTO_MGMT_DISASSOC - disassoc
  237. * @QDF_PROTO_MGMT_AUTH - auth
  238. * @QDF_PROTO_MGMT_DEAUTH - deauth
  239. * QDF_ROAM_SYNCH - roam synch indication from fw
  240. * QDF_ROAM_COMPLETE - roam complete cmd to fw
  241. * QDF_ROAM_EVENTID - roam eventid from fw
  242. */
  243. enum qdf_proto_subtype {
  244. QDF_PROTO_INVALID,
  245. QDF_PROTO_EAPOL_M1,
  246. QDF_PROTO_EAPOL_M2,
  247. QDF_PROTO_EAPOL_M3,
  248. QDF_PROTO_EAPOL_M4,
  249. QDF_PROTO_DHCP_DISCOVER,
  250. QDF_PROTO_DHCP_REQUEST,
  251. QDF_PROTO_DHCP_OFFER,
  252. QDF_PROTO_DHCP_ACK,
  253. QDF_PROTO_DHCP_NACK,
  254. QDF_PROTO_DHCP_RELEASE,
  255. QDF_PROTO_DHCP_INFORM,
  256. QDF_PROTO_DHCP_DECLINE,
  257. QDF_PROTO_ARP_REQ,
  258. QDF_PROTO_ARP_RES,
  259. QDF_PROTO_ICMP_REQ,
  260. QDF_PROTO_ICMP_RES,
  261. QDF_PROTO_ICMPV6_REQ,
  262. QDF_PROTO_ICMPV6_RES,
  263. QDF_PROTO_ICMPV6_RS,
  264. QDF_PROTO_ICMPV6_RA,
  265. QDF_PROTO_ICMPV6_NS,
  266. QDF_PROTO_ICMPV6_NA,
  267. QDF_PROTO_IPV4_UDP,
  268. QDF_PROTO_IPV4_TCP,
  269. QDF_PROTO_IPV6_UDP,
  270. QDF_PROTO_IPV6_TCP,
  271. QDF_PROTO_MGMT_ASSOC,
  272. QDF_PROTO_MGMT_DISASSOC,
  273. QDF_PROTO_MGMT_AUTH,
  274. QDF_PROTO_MGMT_DEAUTH,
  275. QDF_ROAM_SYNCH,
  276. QDF_ROAM_COMPLETE,
  277. QDF_ROAM_EVENTID,
  278. QDF_PROTO_SUBTYPE_MAX
  279. };
  280. /**
  281. * @qdf_nbuf_t - Platform indepedent packet abstraction
  282. */
  283. typedef __qdf_nbuf_t qdf_nbuf_t;
  284. /**
  285. * @qdf_dma_map_cb_t - Dma map callback prototype
  286. */
  287. typedef void (*qdf_dma_map_cb_t)(void *arg, qdf_nbuf_t buf,
  288. qdf_dma_map_t dmap);
  289. /**
  290. * @qdf_nbuf_queue_t - Platform independent packet queue abstraction
  291. */
  292. typedef __qdf_nbuf_queue_t qdf_nbuf_queue_t;
  293. /* BUS/DMA mapping routines */
  294. static inline QDF_STATUS
  295. qdf_nbuf_dmamap_create(qdf_device_t osdev, qdf_dma_map_t *dmap)
  296. {
  297. return __qdf_nbuf_dmamap_create(osdev, dmap);
  298. }
  299. static inline void
  300. qdf_nbuf_dmamap_destroy(qdf_device_t osdev, qdf_dma_map_t dmap)
  301. {
  302. __qdf_nbuf_dmamap_destroy(osdev, dmap);
  303. }
  304. static inline void
  305. qdf_nbuf_dmamap_set_cb(qdf_dma_map_t dmap, qdf_dma_map_cb_t cb, void *arg)
  306. {
  307. __qdf_nbuf_dmamap_set_cb(dmap, cb, arg);
  308. }
  309. static inline void
  310. qdf_nbuf_set_send_complete_flag(qdf_nbuf_t buf, bool flag)
  311. {
  312. __qdf_nbuf_set_send_complete_flag(buf, flag);
  313. }
  314. static inline QDF_STATUS
  315. qdf_nbuf_map(qdf_device_t osdev, qdf_nbuf_t buf, qdf_dma_dir_t dir)
  316. {
  317. return __qdf_nbuf_map(osdev, buf, dir);
  318. }
  319. static inline void
  320. qdf_nbuf_unmap(qdf_device_t osdev, qdf_nbuf_t buf, qdf_dma_dir_t dir)
  321. {
  322. __qdf_nbuf_unmap(osdev, buf, dir);
  323. }
  324. static inline QDF_STATUS
  325. qdf_nbuf_map_nbytes(qdf_device_t osdev, qdf_nbuf_t buf,
  326. qdf_dma_dir_t dir, int nbytes)
  327. {
  328. return __qdf_nbuf_map_nbytes(osdev, buf, dir, nbytes);
  329. }
  330. static inline void
  331. qdf_nbuf_unmap_nbytes(qdf_device_t osdev,
  332. qdf_nbuf_t buf, qdf_dma_dir_t dir, int nbytes)
  333. {
  334. __qdf_nbuf_unmap_nbytes(osdev, buf, dir, nbytes);
  335. }
  336. static inline void
  337. qdf_nbuf_sync_for_cpu(qdf_device_t osdev, qdf_nbuf_t buf, qdf_dma_dir_t dir)
  338. {
  339. __qdf_nbuf_sync_for_cpu(osdev, buf, dir);
  340. }
  341. static inline QDF_STATUS
  342. qdf_nbuf_map_single(qdf_device_t osdev, qdf_nbuf_t buf, qdf_dma_dir_t dir)
  343. {
  344. return __qdf_nbuf_map_single(osdev, buf, dir);
  345. }
  346. static inline QDF_STATUS
  347. qdf_nbuf_map_nbytes_single(
  348. qdf_device_t osdev, qdf_nbuf_t buf, qdf_dma_dir_t dir, int nbytes)
  349. {
  350. return __qdf_nbuf_map_nbytes_single(osdev, buf, dir, nbytes);
  351. }
  352. static inline void
  353. qdf_nbuf_unmap_single(qdf_device_t osdev, qdf_nbuf_t buf, qdf_dma_dir_t dir)
  354. {
  355. __qdf_nbuf_unmap_single(osdev, buf, dir);
  356. }
  357. static inline void
  358. qdf_nbuf_unmap_nbytes_single(
  359. qdf_device_t osdev, qdf_nbuf_t buf, qdf_dma_dir_t dir, int nbytes)
  360. {
  361. return __qdf_nbuf_unmap_nbytes_single(osdev, buf, dir, nbytes);
  362. }
  363. static inline int qdf_nbuf_get_num_frags(qdf_nbuf_t buf)
  364. {
  365. return __qdf_nbuf_get_num_frags(buf);
  366. }
  367. /**
  368. * qdf_nbuf_get_frag_len() - get fragment length
  369. * @buf: Network buffer
  370. * @frag_num: Fragment number
  371. *
  372. * Return: Fragment length
  373. */
  374. static inline int qdf_nbuf_get_frag_len(qdf_nbuf_t buf, int frag_num)
  375. {
  376. QDF_BUG(!(frag_num >= QDF_NBUF_CB_TX_MAX_EXTRA_FRAGS));
  377. return __qdf_nbuf_get_frag_len(buf, frag_num);
  378. }
  379. /**
  380. * qdf_nbuf_get_frag_vaddr() - get fragment virtual address
  381. * @buf: Network buffer
  382. * @frag_num: Fragment number
  383. *
  384. * Return: Fragment virtual address
  385. */
  386. static inline unsigned char *qdf_nbuf_get_frag_vaddr(qdf_nbuf_t buf,
  387. int frag_num)
  388. {
  389. QDF_BUG(!(frag_num >= QDF_NBUF_CB_TX_MAX_EXTRA_FRAGS));
  390. return __qdf_nbuf_get_frag_vaddr(buf, frag_num);
  391. }
  392. /**
  393. * qdf_nbuf_get_frag_vaddr_always() - get fragment virtual address
  394. * @buf: Network buffer
  395. *
  396. * Return: Fragment virtual address
  397. */
  398. static inline unsigned char *
  399. qdf_nbuf_get_frag_vaddr_always(qdf_nbuf_t buf)
  400. {
  401. return __qdf_nbuf_get_frag_vaddr_always(buf);
  402. }
  403. /**
  404. * qdf_nbuf_get_frag_paddr() - get fragment physical address
  405. * @buf: Network buffer
  406. * @frag_num: Fragment number
  407. *
  408. * Return: Fragment physical address
  409. */
  410. static inline qdf_dma_addr_t qdf_nbuf_get_frag_paddr(qdf_nbuf_t buf,
  411. unsigned int frag_num)
  412. {
  413. QDF_BUG(!(frag_num >= QDF_NBUF_CB_TX_MAX_EXTRA_FRAGS));
  414. return __qdf_nbuf_get_frag_paddr(buf, frag_num);
  415. }
  416. /**
  417. * qdf_nbuf_get_frag_is_wordstream() - is fragment wordstream
  418. * @buf: Network buffer
  419. * @frag_num: Fragment number
  420. *
  421. * Return: Fragment wordstream or not
  422. */
  423. static inline int qdf_nbuf_get_frag_is_wordstream(qdf_nbuf_t buf, int frag_num)
  424. {
  425. QDF_BUG(!(frag_num >= QDF_NBUF_CB_TX_MAX_EXTRA_FRAGS));
  426. return __qdf_nbuf_get_frag_is_wordstream(buf, frag_num);
  427. }
  428. static inline int qdf_nbuf_ipa_owned_get(qdf_nbuf_t buf)
  429. {
  430. return __qdf_nbuf_ipa_owned_get(buf);
  431. }
  432. static inline void qdf_nbuf_ipa_owned_set(qdf_nbuf_t buf)
  433. {
  434. __qdf_nbuf_ipa_owned_set(buf);
  435. }
  436. static inline int qdf_nbuf_ipa_priv_get(qdf_nbuf_t buf)
  437. {
  438. return __qdf_nbuf_ipa_priv_get(buf);
  439. }
  440. static inline void qdf_nbuf_ipa_priv_set(qdf_nbuf_t buf, uint32_t priv)
  441. {
  442. QDF_BUG(!(priv & QDF_NBUF_IPA_CHECK_MASK));
  443. __qdf_nbuf_ipa_priv_set(buf, priv);
  444. }
  445. /**
  446. * qdf_nbuf_set_frag_is_wordstream() - set fragment wordstream
  447. * @buf: Network buffer
  448. * @frag_num: Fragment number
  449. * @is_wordstream: Wordstream
  450. *
  451. * Return: none
  452. */
  453. static inline void
  454. qdf_nbuf_set_frag_is_wordstream(qdf_nbuf_t buf,
  455. int frag_num, int is_wordstream)
  456. {
  457. QDF_BUG(!(frag_num >= QDF_NBUF_CB_TX_MAX_EXTRA_FRAGS));
  458. __qdf_nbuf_set_frag_is_wordstream(buf, frag_num, is_wordstream);
  459. }
  460. static inline void
  461. qdf_nbuf_set_vdev_ctx(qdf_nbuf_t buf, void *vdev_ctx)
  462. {
  463. __qdf_nbuf_set_vdev_ctx(buf, vdev_ctx);
  464. }
  465. static inline void
  466. qdf_nbuf_set_fctx_type(qdf_nbuf_t buf, void *ctx, uint8_t type)
  467. {
  468. __qdf_nbuf_set_fctx_type(buf, ctx, type);
  469. }
  470. static inline void *
  471. qdf_nbuf_get_vdev_ctx(qdf_nbuf_t buf)
  472. {
  473. return __qdf_nbuf_get_vdev_ctx(buf);
  474. }
  475. static inline void *qdf_nbuf_get_fctx(qdf_nbuf_t buf)
  476. {
  477. return __qdf_nbuf_get_fctx(buf);
  478. }
  479. static inline uint8_t qdf_nbuf_get_ftype(qdf_nbuf_t buf)
  480. {
  481. return __qdf_nbuf_get_ftype(buf);
  482. }
  483. static inline qdf_dma_addr_t
  484. qdf_nbuf_mapped_paddr_get(qdf_nbuf_t buf)
  485. {
  486. return __qdf_nbuf_mapped_paddr_get(buf);
  487. }
  488. static inline void
  489. qdf_nbuf_mapped_paddr_set(qdf_nbuf_t buf, qdf_dma_addr_t paddr)
  490. {
  491. __qdf_nbuf_mapped_paddr_set(buf, paddr);
  492. }
  493. static inline void
  494. qdf_nbuf_frag_push_head(qdf_nbuf_t buf,
  495. int frag_len, char *frag_vaddr,
  496. qdf_dma_addr_t frag_paddr)
  497. {
  498. __qdf_nbuf_frag_push_head(buf, frag_len, frag_vaddr, frag_paddr);
  499. }
  500. #define qdf_nbuf_num_frags_init(_nbuf) __qdf_nbuf_num_frags_init((_nbuf))
  501. /**
  502. * qdf_nbuf_set_chfrag_start() - set msdu start bit
  503. * @buf: Network buffer
  504. * @val: 0/1
  505. *
  506. * Return: void
  507. */
  508. static inline void
  509. qdf_nbuf_set_chfrag_start(qdf_nbuf_t buf, uint8_t val)
  510. {
  511. __qdf_nbuf_set_chfrag_start(buf, val);
  512. }
  513. /**
  514. * qdf_nbuf_is_chfrag_start() - get msdu start bit
  515. * @buf: Network buffer
  516. *
  517. * Return: integer value - 0/1
  518. */
  519. static inline int qdf_nbuf_is_chfrag_start(qdf_nbuf_t buf)
  520. {
  521. return __qdf_nbuf_is_chfrag_start(buf);
  522. }
  523. /**
  524. * qdf_nbuf_set_chfrag_cont() - set msdu continuation bit
  525. * @buf: Network buffer
  526. * @val: 0/1
  527. *
  528. * Return: void
  529. */
  530. static inline void
  531. qdf_nbuf_set_chfrag_cont(qdf_nbuf_t buf, uint8_t val)
  532. {
  533. __qdf_nbuf_set_chfrag_cont(buf, val);
  534. }
  535. /**
  536. * qdf_nbuf_is_chfrag_cont() - get msdu continuation bit
  537. * @buf: Network buffer
  538. *
  539. * Return: integer value - 0/1
  540. */
  541. static inline int qdf_nbuf_is_chfrag_cont(qdf_nbuf_t buf)
  542. {
  543. return __qdf_nbuf_is_chfrag_cont(buf);
  544. }
  545. /**
  546. * qdf_nbuf_set_chfrag_end() - set msdu end bit
  547. * @buf: Network buffer
  548. * @val: 0/1
  549. *
  550. * Return: void
  551. */
  552. static inline void qdf_nbuf_set_chfrag_end(qdf_nbuf_t buf, uint8_t val)
  553. {
  554. __qdf_nbuf_set_chfrag_end(buf, val);
  555. }
  556. /**
  557. * qdf_nbuf_is_chfrag_end() - set msdu end bit
  558. * @buf: Network buffer
  559. *
  560. * Return: integer value - 0/1
  561. */
  562. static inline int qdf_nbuf_is_chfrag_end(qdf_nbuf_t buf)
  563. {
  564. return __qdf_nbuf_is_chfrag_end(buf);
  565. }
  566. static inline void
  567. qdf_nbuf_dma_map_info(qdf_dma_map_t bmap, qdf_dmamap_info_t *sg)
  568. {
  569. __qdf_nbuf_dma_map_info(bmap, sg);
  570. }
  571. /**
  572. * qdf_nbuf_is_tso() - is the network buffer a jumbo packet?
  573. * @buf: Network buffer
  574. *
  575. * Return: 1 - this is a jumbo packet 0 - not a jumbo packet
  576. */
  577. static inline uint8_t qdf_nbuf_is_tso(qdf_nbuf_t nbuf)
  578. {
  579. return __qdf_nbuf_is_tso(nbuf);
  580. }
  581. /**
  582. * qdf_nbuf_get_users() - function to get the number of users referencing this
  583. * network buffer
  584. *
  585. * @nbuf: network buffer
  586. *
  587. * Return: number of user references to nbuf.
  588. */
  589. static inline int qdf_nbuf_get_users(qdf_nbuf_t nbuf)
  590. {
  591. return __qdf_nbuf_get_users(nbuf);
  592. }
  593. /**
  594. * qdf_nbuf_next() - get the next packet in the linked list
  595. * @buf: Network buffer
  596. *
  597. * This function can be used when nbufs are directly linked into a list,
  598. * rather than using a separate network buffer queue object.
  599. *
  600. * Return: next network buffer in the linked list
  601. */
  602. static inline qdf_nbuf_t qdf_nbuf_next(qdf_nbuf_t buf)
  603. {
  604. return __qdf_nbuf_next(buf);
  605. }
  606. #ifdef MEMORY_DEBUG
  607. void qdf_net_buf_debug_init(void);
  608. void qdf_net_buf_debug_exit(void);
  609. void qdf_net_buf_debug_clean(void);
  610. void qdf_net_buf_debug_add_node(qdf_nbuf_t net_buf, size_t size,
  611. uint8_t *file_name, uint32_t line_num);
  612. void qdf_net_buf_debug_delete_node(qdf_nbuf_t net_buf);
  613. /**
  614. * qdf_net_buf_debug_acquire_skb() - acquire skb to avoid memory leak
  615. * @net_buf: Network buf holding head segment (single)
  616. * @file_name: pointer to file name
  617. * @line_num: line number
  618. *
  619. * WLAN driver module's SKB which are allocated by network stack are
  620. * suppose to call this API before freeing it such that the SKB
  621. * is not reported as memory leak.
  622. *
  623. * Return: none
  624. */
  625. void qdf_net_buf_debug_acquire_skb(qdf_nbuf_t net_buf,
  626. uint8_t *file_name, uint32_t line_num);
  627. void qdf_net_buf_debug_release_skb(qdf_nbuf_t net_buf);
  628. /* nbuf allocation rouines */
  629. #define qdf_nbuf_alloc(d, s, r, a, p) \
  630. qdf_nbuf_alloc_debug(d, s, r, a, p, __FILE__, __LINE__)
  631. static inline qdf_nbuf_t
  632. qdf_nbuf_alloc_debug(qdf_device_t osdev, qdf_size_t size, int reserve,
  633. int align, int prio, uint8_t *file_name,
  634. uint32_t line_num)
  635. {
  636. qdf_nbuf_t net_buf;
  637. net_buf = __qdf_nbuf_alloc(osdev, size, reserve, align, prio);
  638. /* Store SKB in internal QDF tracking table */
  639. if (qdf_likely(net_buf))
  640. qdf_net_buf_debug_add_node(net_buf, size, file_name, line_num);
  641. return net_buf;
  642. }
  643. static inline void qdf_nbuf_free(qdf_nbuf_t net_buf)
  644. {
  645. if (qdf_nbuf_is_tso(net_buf) &&
  646. qdf_nbuf_get_users(net_buf) > 1)
  647. goto free_buf;
  648. /* Remove SKB from internal QDF tracking table */
  649. if (qdf_likely(net_buf))
  650. qdf_net_buf_debug_delete_node(net_buf);
  651. free_buf:
  652. __qdf_nbuf_free(net_buf);
  653. }
  654. #define qdf_nbuf_clone(buf) \
  655. qdf_nbuf_clone_debug(buf, __FILE__, __LINE__)
  656. /**
  657. * qdf_nbuf_clone_debug() - clone the nbuf (copy is readonly)
  658. * @buf: nbuf to clone from
  659. * @file_name: pointer to file name
  660. * @line_num: line number
  661. *
  662. * This function clones the nbuf and creates a memory tracking
  663. * node corresponding to that cloned skbuff structure.
  664. *
  665. * Return: cloned buffer
  666. */
  667. static inline qdf_nbuf_t
  668. qdf_nbuf_clone_debug(qdf_nbuf_t buf, uint8_t *file_name,
  669. uint32_t line_num)
  670. {
  671. qdf_nbuf_t cloned_buf;
  672. cloned_buf = __qdf_nbuf_clone(buf);
  673. /* Store SKB in internal QDF tracking table */
  674. if (qdf_likely(cloned_buf))
  675. qdf_net_buf_debug_add_node(cloned_buf, 0, file_name, line_num);
  676. return cloned_buf;
  677. }
  678. #define qdf_nbuf_copy(buf) \
  679. qdf_nbuf_copy_debug(buf, __FILE__, __LINE__)
  680. /**
  681. * qdf_nbuf_copy_debug() - returns a private copy of the buf
  682. * @buf: nbuf to copy from
  683. * @file_name: pointer to file name
  684. * @line_num: line number
  685. *
  686. * This API returns a private copy of the buf, the buf returned is completely
  687. * modifiable by callers. It also creates a memory tracking node corresponding
  688. * to that new skbuff structure.
  689. *
  690. * Return: copied buffer
  691. */
  692. static inline qdf_nbuf_t
  693. qdf_nbuf_copy_debug(qdf_nbuf_t buf, uint8_t *file_name,
  694. uint32_t line_num)
  695. {
  696. qdf_nbuf_t copied_buf;
  697. copied_buf = __qdf_nbuf_copy(buf);
  698. /* Store SKB in internal QDF tracking table */
  699. if (qdf_likely(copied_buf))
  700. qdf_net_buf_debug_add_node(copied_buf, 0, file_name, line_num);
  701. return copied_buf;
  702. }
  703. #else
  704. static inline void qdf_net_buf_debug_acquire_skb(qdf_nbuf_t net_buf,
  705. uint8_t *file_name, uint32_t line_num)
  706. {
  707. }
  708. static inline void qdf_net_buf_debug_release_skb(qdf_nbuf_t net_buf)
  709. {
  710. return;
  711. }
  712. /* Nbuf allocation rouines */
  713. static inline qdf_nbuf_t
  714. qdf_nbuf_alloc(qdf_device_t osdev,
  715. qdf_size_t size, int reserve, int align, int prio)
  716. {
  717. return __qdf_nbuf_alloc(osdev, size, reserve, align, prio);
  718. }
  719. static inline void qdf_nbuf_free(qdf_nbuf_t buf)
  720. {
  721. __qdf_nbuf_free(buf);
  722. }
  723. /**
  724. * qdf_nbuf_clone() - clone the nbuf (copy is readonly)
  725. * @buf: Pointer to network buffer
  726. *
  727. * This function clones the nbuf and returns new sk_buff
  728. * structure.
  729. *
  730. * Return: cloned skb
  731. */
  732. static inline qdf_nbuf_t qdf_nbuf_clone(qdf_nbuf_t buf)
  733. {
  734. return __qdf_nbuf_clone(buf);
  735. }
  736. /**
  737. * qdf_nbuf_copy() - returns a private copy of the buf
  738. * @buf: Pointer to network buffer
  739. *
  740. * This API returns a private copy of the buf, the buf returned is completely
  741. * modifiable by callers
  742. *
  743. * Return: skb or NULL
  744. */
  745. static inline qdf_nbuf_t qdf_nbuf_copy(qdf_nbuf_t buf)
  746. {
  747. return __qdf_nbuf_copy(buf);
  748. }
  749. #endif
  750. #ifdef WLAN_FEATURE_FASTPATH
  751. /**
  752. * qdf_nbuf_init_fast() - before put buf into pool,turn it to init state
  753. *
  754. * @buf: buf instance
  755. * Return: data pointer of this buf where new data has to be
  756. * put, or NULL if there is not enough room in this buf.
  757. */
  758. static inline void qdf_nbuf_init_fast(qdf_nbuf_t nbuf)
  759. {
  760. atomic_set(&nbuf->users, 1);
  761. nbuf->data = nbuf->head + NET_SKB_PAD;
  762. skb_reset_tail_pointer(nbuf);
  763. }
  764. #endif /* WLAN_FEATURE_FASTPATH */
  765. static inline void qdf_nbuf_tx_free(qdf_nbuf_t buf_list, int tx_err)
  766. {
  767. while (buf_list) {
  768. qdf_nbuf_t next = qdf_nbuf_next(buf_list);
  769. qdf_nbuf_free(buf_list);
  770. buf_list = next;
  771. }
  772. }
  773. static inline void qdf_nbuf_ref(qdf_nbuf_t buf)
  774. {
  775. __qdf_nbuf_ref(buf);
  776. }
  777. static inline int qdf_nbuf_shared(qdf_nbuf_t buf)
  778. {
  779. return __qdf_nbuf_shared(buf);
  780. }
  781. static inline QDF_STATUS qdf_nbuf_cat(qdf_nbuf_t dst, qdf_nbuf_t src)
  782. {
  783. return __qdf_nbuf_cat(dst, src);
  784. }
  785. /**
  786. * @qdf_nbuf_copy_bits() - return the length of the copy bits for skb
  787. * @skb: SKB pointer
  788. * @offset: offset
  789. * @len: Length
  790. * @to: To
  791. *
  792. * Return: int32_t
  793. */
  794. static inline int32_t
  795. qdf_nbuf_copy_bits(qdf_nbuf_t nbuf, uint32_t offset, uint32_t len, void *to)
  796. {
  797. return __qdf_nbuf_copy_bits(nbuf, offset, len, to);
  798. }
  799. /* nbuf manipulation routines */
  800. /**
  801. * @qdf_nbuf_head() - return the address of an nbuf's buffer
  802. * @buf: netbuf
  803. *
  804. * Return: head address
  805. */
  806. static inline uint8_t *qdf_nbuf_head(qdf_nbuf_t buf)
  807. {
  808. return __qdf_nbuf_head(buf);
  809. }
  810. /**
  811. * qdf_nbuf_data() - Return the address of the start of data within an nbuf
  812. * @buf: Network buffer
  813. *
  814. * Return: Data address
  815. */
  816. static inline uint8_t *qdf_nbuf_data(qdf_nbuf_t buf)
  817. {
  818. return __qdf_nbuf_data(buf);
  819. }
  820. /**
  821. * qdf_nbuf_data_addr() - Return the address of skb->data
  822. * @buf: Network buffer
  823. *
  824. * Return: Data address
  825. */
  826. static inline uint8_t *qdf_nbuf_data_addr(qdf_nbuf_t buf)
  827. {
  828. return __qdf_nbuf_data_addr(buf);
  829. }
  830. /**
  831. * qdf_nbuf_headroom() - amount of headroom int the current nbuf
  832. * @buf: Network buffer
  833. *
  834. * Return: Amount of head room
  835. */
  836. static inline uint32_t qdf_nbuf_headroom(qdf_nbuf_t buf)
  837. {
  838. return __qdf_nbuf_headroom(buf);
  839. }
  840. /**
  841. * qdf_nbuf_tailroom() - amount of tail space available
  842. * @buf: Network buffer
  843. *
  844. * Return: amount of tail room
  845. */
  846. static inline uint32_t qdf_nbuf_tailroom(qdf_nbuf_t buf)
  847. {
  848. return __qdf_nbuf_tailroom(buf);
  849. }
  850. /**
  851. * qdf_nbuf_push_head() - push data in the front
  852. * @buf: Network buf instance
  853. * @size: Size to be pushed
  854. *
  855. * Return: New data pointer of this buf after data has been pushed,
  856. * or NULL if there is not enough room in this buf.
  857. */
  858. static inline uint8_t *qdf_nbuf_push_head(qdf_nbuf_t buf, qdf_size_t size)
  859. {
  860. return __qdf_nbuf_push_head(buf, size);
  861. }
  862. /**
  863. * qdf_nbuf_put_tail() - puts data in the end
  864. * @buf: Network buf instance
  865. * @size: Size to be pushed
  866. *
  867. * Return: Data pointer of this buf where new data has to be
  868. * put, or NULL if there is not enough room in this buf.
  869. */
  870. static inline uint8_t *qdf_nbuf_put_tail(qdf_nbuf_t buf, qdf_size_t size)
  871. {
  872. return __qdf_nbuf_put_tail(buf, size);
  873. }
  874. /**
  875. * qdf_nbuf_pull_head() - pull data out from the front
  876. * @buf: Network buf instance
  877. * @size: Size to be popped
  878. *
  879. * Return: New data pointer of this buf after data has been popped,
  880. * or NULL if there is not sufficient data to pull.
  881. */
  882. static inline uint8_t *qdf_nbuf_pull_head(qdf_nbuf_t buf, qdf_size_t size)
  883. {
  884. return __qdf_nbuf_pull_head(buf, size);
  885. }
  886. /**
  887. * qdf_nbuf_trim_tail() - trim data out from the end
  888. * @buf: Network buf instance
  889. * @size: Size to be popped
  890. *
  891. * Return: none
  892. */
  893. static inline void qdf_nbuf_trim_tail(qdf_nbuf_t buf, qdf_size_t size)
  894. {
  895. __qdf_nbuf_trim_tail(buf, size);
  896. }
  897. /**
  898. * qdf_nbuf_len() - get the length of the buf
  899. * @buf: Network buf instance
  900. *
  901. * Return: total length of this buf.
  902. */
  903. static inline qdf_size_t qdf_nbuf_len(qdf_nbuf_t buf)
  904. {
  905. return __qdf_nbuf_len(buf);
  906. }
  907. /**
  908. * qdf_nbuf_set_pktlen() - set the length of the buf
  909. * @buf: Network buf instance
  910. * @size: Size to be set
  911. *
  912. * Return: none
  913. */
  914. static inline void qdf_nbuf_set_pktlen(qdf_nbuf_t buf, uint32_t len)
  915. {
  916. __qdf_nbuf_set_pktlen(buf, len);
  917. }
  918. /**
  919. * qdf_nbuf_reserve() - trim data out from the end
  920. * @buf: Network buf instance
  921. * @size: Size to be popped
  922. *
  923. * Return: none
  924. */
  925. static inline void qdf_nbuf_reserve(qdf_nbuf_t buf, qdf_size_t size)
  926. {
  927. __qdf_nbuf_reserve(buf, size);
  928. }
  929. /**
  930. * qdf_nbuf_peek_header() - return the data pointer & length of the header
  931. * @buf: Network nbuf
  932. * @addr: Data pointer
  933. * @len: Length of the data
  934. *
  935. * Return: none
  936. */
  937. static inline void
  938. qdf_nbuf_peek_header(qdf_nbuf_t buf, uint8_t **addr, uint32_t *len)
  939. {
  940. __qdf_nbuf_peek_header(buf, addr, len);
  941. }
  942. /* nbuf queue routines */
  943. /**
  944. * qdf_nbuf_queue_init() - initialize buf queue
  945. * @head: Network buf queue head
  946. *
  947. * Return: none
  948. */
  949. static inline void qdf_nbuf_queue_init(qdf_nbuf_queue_t *head)
  950. {
  951. __qdf_nbuf_queue_init(head);
  952. }
  953. /**
  954. * qdf_nbuf_queue_add() - append a nbuf to the tail of the buf queue
  955. * @head: Network buf queue head
  956. * @buf: Network buf
  957. *
  958. * Return: none
  959. */
  960. static inline void qdf_nbuf_queue_add(qdf_nbuf_queue_t *head, qdf_nbuf_t buf)
  961. {
  962. __qdf_nbuf_queue_add(head, buf);
  963. }
  964. /**
  965. * qdf_nbuf_queue_insert_head() - insert nbuf at the head of queue
  966. * @head: Network buf queue head
  967. * @buf: Network buf
  968. *
  969. * Return: none
  970. */
  971. static inline void
  972. qdf_nbuf_queue_insert_head(qdf_nbuf_queue_t *head, qdf_nbuf_t buf)
  973. {
  974. __qdf_nbuf_queue_insert_head(head, buf);
  975. }
  976. /**
  977. * qdf_nbuf_queue_remove() - retrieve a buf from the head of the buf queue
  978. * @head: Network buf queue head
  979. *
  980. * Return: The head buf in the buf queue.
  981. */
  982. static inline qdf_nbuf_t qdf_nbuf_queue_remove(qdf_nbuf_queue_t *head)
  983. {
  984. return __qdf_nbuf_queue_remove(head);
  985. }
  986. /**
  987. * qdf_nbuf_queue_len() - get the length of the queue
  988. * @head: Network buf queue head
  989. *
  990. * Return: length of the queue
  991. */
  992. static inline uint32_t qdf_nbuf_queue_len(qdf_nbuf_queue_t *head)
  993. {
  994. return __qdf_nbuf_queue_len(head);
  995. }
  996. /**
  997. * qdf_nbuf_queue_next() - get the next guy/packet of the given buffer
  998. * @buf: Network buffer
  999. *
  1000. * Return: next buffer/packet
  1001. */
  1002. static inline qdf_nbuf_t qdf_nbuf_queue_next(qdf_nbuf_t buf)
  1003. {
  1004. return __qdf_nbuf_queue_next(buf);
  1005. }
  1006. /**
  1007. * @qdf_nbuf_is_queue_empty() - check if the buf queue is empty
  1008. * @nbq: Network buf queue handle
  1009. *
  1010. * Return: true if queue is empty
  1011. * false if queue is not emty
  1012. */
  1013. static inline bool qdf_nbuf_is_queue_empty(qdf_nbuf_queue_t *nbq)
  1014. {
  1015. return __qdf_nbuf_is_queue_empty(nbq);
  1016. }
  1017. static inline qdf_nbuf_queue_t *
  1018. qdf_nbuf_queue_append(qdf_nbuf_queue_t *dest, qdf_nbuf_queue_t *src)
  1019. {
  1020. return __qdf_nbuf_queue_append(dest, src);
  1021. }
  1022. static inline void
  1023. qdf_nbuf_queue_free(qdf_nbuf_queue_t *head)
  1024. {
  1025. __qdf_nbuf_queue_free(head);
  1026. }
  1027. static inline qdf_nbuf_t
  1028. qdf_nbuf_queue_first(qdf_nbuf_queue_t *head)
  1029. {
  1030. return __qdf_nbuf_queue_first(head);
  1031. }
  1032. /**
  1033. * qdf_nbuf_get_protocol() - return the protocol value of the skb
  1034. * @skb: Pointer to network buffer
  1035. *
  1036. * Return: skb protocol
  1037. */
  1038. static inline uint16_t qdf_nbuf_get_protocol(struct sk_buff *skb)
  1039. {
  1040. return __qdf_nbuf_get_protocol(skb);
  1041. }
  1042. /**
  1043. * qdf_nbuf_get_ip_summed() - return the ip checksum value of the skb
  1044. * @skb: Pointer to network buffer
  1045. *
  1046. * Return: skb ip_summed
  1047. */
  1048. static inline uint8_t qdf_nbuf_get_ip_summed(struct sk_buff *skb)
  1049. {
  1050. return __qdf_nbuf_get_ip_summed(skb);
  1051. }
  1052. /**
  1053. * qdf_nbuf_set_ip_summed() - sets the ip_summed value of the skb
  1054. * @skb: Pointer to network buffer
  1055. * @ip_summed: ip checksum
  1056. *
  1057. * Return: none
  1058. */
  1059. static inline void qdf_nbuf_set_ip_summed(struct sk_buff *skb,
  1060. uint8_t ip_summed)
  1061. {
  1062. __qdf_nbuf_set_ip_summed(skb, ip_summed);
  1063. }
  1064. /**
  1065. * qdf_nbuf_set_next() - add a packet to a linked list
  1066. * @this_buf: Predecessor buffer
  1067. * @next_buf: Successor buffer
  1068. *
  1069. * This function can be used to directly link nbufs, rather than using
  1070. * a separate network buffer queue object.
  1071. *
  1072. * Return: none
  1073. */
  1074. static inline void qdf_nbuf_set_next(qdf_nbuf_t this_buf, qdf_nbuf_t next_buf)
  1075. {
  1076. __qdf_nbuf_set_next(this_buf, next_buf);
  1077. }
  1078. /* nbuf extension routines */
  1079. /**
  1080. * qdf_nbuf_set_next_ext() - link extension of this packet contained in a new
  1081. * nbuf
  1082. * @this_buf: predecessor buffer
  1083. * @next_buf: successor buffer
  1084. *
  1085. * This function is used to link up many nbufs containing a single logical
  1086. * packet - not a collection of packets. Do not use for linking the first
  1087. * extension to the head
  1088. *
  1089. * Return: none
  1090. */
  1091. static inline void
  1092. qdf_nbuf_set_next_ext(qdf_nbuf_t this_buf, qdf_nbuf_t next_buf)
  1093. {
  1094. __qdf_nbuf_set_next_ext(this_buf, next_buf);
  1095. }
  1096. /**
  1097. * qdf_nbuf_next_ext() - get the next packet extension in the linked list
  1098. * @buf: Network buffer
  1099. *
  1100. * Return: Next network buffer in the linked list
  1101. */
  1102. static inline qdf_nbuf_t qdf_nbuf_next_ext(qdf_nbuf_t buf)
  1103. {
  1104. return __qdf_nbuf_next_ext(buf);
  1105. }
  1106. /**
  1107. * qdf_nbuf_append_ext_list() - link list of packet extensions to the head
  1108. * segment
  1109. * @head_buf: Network buf holding head segment (single)
  1110. * @ext_list: Network buf list holding linked extensions to the head
  1111. * @ext_len: Total length of all buffers in the extension list
  1112. *
  1113. * This function is used to link up a list of packet extensions (seg1, 2,
  1114. * ...) to the nbuf holding the head segment (seg0)
  1115. *
  1116. * Return: none
  1117. */
  1118. static inline void
  1119. qdf_nbuf_append_ext_list(qdf_nbuf_t head_buf, qdf_nbuf_t ext_list,
  1120. qdf_size_t ext_len)
  1121. {
  1122. __qdf_nbuf_append_ext_list(head_buf, ext_list, ext_len);
  1123. }
  1124. /**
  1125. * qdf_nbuf_get_ext_list() - Get the link to extended nbuf list.
  1126. * @head_buf: Network buf holding head segment (single)
  1127. *
  1128. * This ext_list is populated when we have Jumbo packet, for example in case of
  1129. * monitor mode amsdu packet reception, and are stiched using frags_list.
  1130. *
  1131. * Return: Network buf list holding linked extensions from head buf.
  1132. */
  1133. static inline qdf_nbuf_t qdf_nbuf_get_ext_list(qdf_nbuf_t head_buf)
  1134. {
  1135. return (qdf_nbuf_t)__qdf_nbuf_get_ext_list(head_buf);
  1136. }
  1137. /**
  1138. * qdf_nbuf_get_tx_cksum() - gets the tx checksum offload demand
  1139. * @buf: Network buffer
  1140. *
  1141. * Return: qdf_nbuf_tx_cksum_t checksum offload demand for the frame
  1142. */
  1143. static inline qdf_nbuf_tx_cksum_t qdf_nbuf_get_tx_cksum(qdf_nbuf_t buf)
  1144. {
  1145. return __qdf_nbuf_get_tx_cksum(buf);
  1146. }
  1147. /**
  1148. * qdf_nbuf_set_rx_cksum() - drivers that support hw checksumming use this to
  1149. * indicate checksum info to the stack.
  1150. * @buf: Network buffer
  1151. * @cksum: Checksum
  1152. *
  1153. * Return: none
  1154. */
  1155. static inline void
  1156. qdf_nbuf_set_rx_cksum(qdf_nbuf_t buf, qdf_nbuf_rx_cksum_t *cksum)
  1157. {
  1158. __qdf_nbuf_set_rx_cksum(buf, cksum);
  1159. }
  1160. /**
  1161. * qdf_nbuf_get_tid() - this function extracts the TID value from nbuf
  1162. * @buf: Network buffer
  1163. *
  1164. * Return: TID value
  1165. */
  1166. static inline uint8_t qdf_nbuf_get_tid(qdf_nbuf_t buf)
  1167. {
  1168. return __qdf_nbuf_get_tid(buf);
  1169. }
  1170. /**
  1171. * qdf_nbuf_set_tid() - this function sets the TID value in nbuf
  1172. * @buf: Network buffer
  1173. * @tid: TID value
  1174. *
  1175. * Return: none
  1176. */
  1177. static inline void qdf_nbuf_set_tid(qdf_nbuf_t buf, uint8_t tid)
  1178. {
  1179. __qdf_nbuf_set_tid(buf, tid);
  1180. }
  1181. /**
  1182. * qdf_nbuf_get_exemption_type() - this function extracts the exemption type
  1183. * from nbuf
  1184. * @buf: Network buffer
  1185. *
  1186. * Return: Exemption type
  1187. */
  1188. static inline uint8_t qdf_nbuf_get_exemption_type(qdf_nbuf_t buf)
  1189. {
  1190. return __qdf_nbuf_get_exemption_type(buf);
  1191. }
  1192. /**
  1193. * qdf_nbuf_set_protocol() - this function peeks data into the buffer at given
  1194. * offset
  1195. * @buf: Network buffer
  1196. * @proto: Protocol
  1197. *
  1198. * Return: none
  1199. */
  1200. static inline void qdf_nbuf_set_protocol(qdf_nbuf_t buf, uint16_t proto)
  1201. {
  1202. __qdf_nbuf_set_protocol(buf, proto);
  1203. }
  1204. /**
  1205. * qdf_nbuf_trace_get_proto_type() - this function return packet proto type
  1206. * @buf: Network buffer
  1207. *
  1208. * Return: Packet protocol type
  1209. */
  1210. static inline uint8_t qdf_nbuf_trace_get_proto_type(qdf_nbuf_t buf)
  1211. {
  1212. return __qdf_nbuf_trace_get_proto_type(buf);
  1213. }
  1214. /**
  1215. * qdf_nbuf_reg_trace_cb() - this function registers protocol trace callback
  1216. * @cb_func_ptr: Callback pointer
  1217. *
  1218. * Return: none
  1219. */
  1220. static inline void qdf_nbuf_reg_trace_cb(qdf_nbuf_trace_update_t cb_func_ptr)
  1221. {
  1222. __qdf_nbuf_reg_trace_cb(cb_func_ptr);
  1223. }
  1224. /**
  1225. * qdf_nbuf_set_tx_parallel_dnload_frm() - set tx parallel download
  1226. * @buf: Network buffer
  1227. * @candi: Candidate of parallel download frame
  1228. *
  1229. * This function stores a flag specifying this TX frame is suitable for
  1230. * downloading though a 2nd TX data pipe that is used for short frames for
  1231. * protocols that can accept out-of-order delivery.
  1232. *
  1233. * Return: none
  1234. */
  1235. static inline void
  1236. qdf_nbuf_set_tx_parallel_dnload_frm(qdf_nbuf_t buf, uint8_t candi)
  1237. {
  1238. __qdf_nbuf_set_tx_htt2_frm(buf, candi);
  1239. }
  1240. /**
  1241. * qdf_nbuf_get_tx_parallel_dnload_frm() - get tx parallel download
  1242. * @buf: Network buffer
  1243. *
  1244. * This function return whether this TX frame is allow to download though a 2nd
  1245. * TX data pipe or not.
  1246. *
  1247. * Return: none
  1248. */
  1249. static inline uint8_t qdf_nbuf_get_tx_parallel_dnload_frm(qdf_nbuf_t buf)
  1250. {
  1251. return __qdf_nbuf_get_tx_htt2_frm(buf);
  1252. }
  1253. /**
  1254. * qdf_nbuf_get_dhcp_subtype() - get the subtype
  1255. * of DHCP packet.
  1256. * @buf: Pointer to DHCP packet buffer
  1257. *
  1258. * This func. returns the subtype of DHCP packet.
  1259. *
  1260. * Return: subtype of the DHCP packet.
  1261. */
  1262. static inline enum qdf_proto_subtype
  1263. qdf_nbuf_get_dhcp_subtype(qdf_nbuf_t buf)
  1264. {
  1265. return __qdf_nbuf_data_get_dhcp_subtype(qdf_nbuf_data(buf));
  1266. }
  1267. /**
  1268. * qdf_nbuf_data_get_dhcp_subtype() - get the subtype
  1269. * of DHCP packet.
  1270. * @buf: Pointer to DHCP packet data buffer
  1271. *
  1272. * This func. returns the subtype of DHCP packet.
  1273. *
  1274. * Return: subtype of the DHCP packet.
  1275. */
  1276. static inline enum qdf_proto_subtype
  1277. qdf_nbuf_data_get_dhcp_subtype(uint8_t *data)
  1278. {
  1279. return __qdf_nbuf_data_get_dhcp_subtype(data);
  1280. }
  1281. /**
  1282. * qdf_nbuf_get_eapol_subtype() - get the subtype
  1283. * of EAPOL packet.
  1284. * @buf: Pointer to EAPOL packet buffer
  1285. *
  1286. * This func. returns the subtype of EAPOL packet.
  1287. *
  1288. * Return: subtype of the EAPOL packet.
  1289. */
  1290. static inline enum qdf_proto_subtype
  1291. qdf_nbuf_get_eapol_subtype(qdf_nbuf_t buf)
  1292. {
  1293. return __qdf_nbuf_data_get_eapol_subtype(qdf_nbuf_data(buf));
  1294. }
  1295. /**
  1296. * qdf_nbuf_data_get_eapol_subtype() - get the subtype
  1297. * of EAPOL packet.
  1298. * @data: Pointer to EAPOL packet data buffer
  1299. *
  1300. * This func. returns the subtype of EAPOL packet.
  1301. *
  1302. * Return: subtype of the EAPOL packet.
  1303. */
  1304. static inline enum qdf_proto_subtype
  1305. qdf_nbuf_data_get_eapol_subtype(uint8_t *data)
  1306. {
  1307. return __qdf_nbuf_data_get_eapol_subtype(data);
  1308. }
  1309. /**
  1310. * qdf_nbuf_get_arp_subtype() - get the subtype
  1311. * of ARP packet.
  1312. * @buf: Pointer to ARP packet buffer
  1313. *
  1314. * This func. returns the subtype of ARP packet.
  1315. *
  1316. * Return: subtype of the ARP packet.
  1317. */
  1318. static inline enum qdf_proto_subtype
  1319. qdf_nbuf_get_arp_subtype(qdf_nbuf_t buf)
  1320. {
  1321. return __qdf_nbuf_data_get_arp_subtype(qdf_nbuf_data(buf));
  1322. }
  1323. /**
  1324. * qdf_nbuf_data_get_arp_subtype() - get the subtype
  1325. * of ARP packet.
  1326. * @data: Pointer to ARP packet data buffer
  1327. *
  1328. * This func. returns the subtype of ARP packet.
  1329. *
  1330. * Return: subtype of the ARP packet.
  1331. */
  1332. static inline enum qdf_proto_subtype
  1333. qdf_nbuf_data_get_arp_subtype(uint8_t *data)
  1334. {
  1335. return __qdf_nbuf_data_get_arp_subtype(data);
  1336. }
  1337. /**
  1338. * qdf_nbuf_get_icmp_subtype() - get the subtype
  1339. * of IPV4 ICMP packet.
  1340. * @buf: Pointer to IPV4 ICMP packet buffer
  1341. *
  1342. * This func. returns the subtype of ICMP packet.
  1343. *
  1344. * Return: subtype of the ICMP packet.
  1345. */
  1346. static inline enum qdf_proto_subtype
  1347. qdf_nbuf_get_icmp_subtype(qdf_nbuf_t buf)
  1348. {
  1349. return __qdf_nbuf_data_get_icmp_subtype(qdf_nbuf_data(buf));
  1350. }
  1351. /**
  1352. * qdf_nbuf_data_get_icmp_subtype() - get the subtype
  1353. * of IPV4 ICMP packet.
  1354. * @data: Pointer to IPV4 ICMP packet data buffer
  1355. *
  1356. * This func. returns the subtype of ICMP packet.
  1357. *
  1358. * Return: subtype of the ICMP packet.
  1359. */
  1360. static inline enum qdf_proto_subtype
  1361. qdf_nbuf_data_get_icmp_subtype(uint8_t *data)
  1362. {
  1363. return __qdf_nbuf_data_get_icmp_subtype(data);
  1364. }
  1365. /**
  1366. * qdf_nbuf_get_icmpv6_subtype() - get the subtype
  1367. * of IPV6 ICMPV6 packet.
  1368. * @buf: Pointer to IPV6 ICMPV6 packet buffer
  1369. *
  1370. * This func. returns the subtype of ICMPV6 packet.
  1371. *
  1372. * Return: subtype of the ICMPV6 packet.
  1373. */
  1374. static inline enum qdf_proto_subtype
  1375. qdf_nbuf_get_icmpv6_subtype(qdf_nbuf_t buf)
  1376. {
  1377. return __qdf_nbuf_data_get_icmpv6_subtype(qdf_nbuf_data(buf));
  1378. }
  1379. /**
  1380. * qdf_nbuf_data_get_icmpv6_subtype() - get the subtype
  1381. * of IPV6 ICMPV6 packet.
  1382. * @data: Pointer to IPV6 ICMPV6 packet data buffer
  1383. *
  1384. * This func. returns the subtype of ICMPV6 packet.
  1385. *
  1386. * Return: subtype of the ICMPV6 packet.
  1387. */
  1388. static inline enum qdf_proto_subtype
  1389. qdf_nbuf_data_get_icmpv6_subtype(uint8_t *data)
  1390. {
  1391. return __qdf_nbuf_data_get_icmpv6_subtype(data);
  1392. }
  1393. /**
  1394. * qdf_nbuf_data_get_ipv4_proto() - get the proto type
  1395. * of IPV4 packet.
  1396. * @data: Pointer to IPV4 packet data buffer
  1397. *
  1398. * This func. returns the proto type of IPV4 packet.
  1399. *
  1400. * Return: proto type of IPV4 packet.
  1401. */
  1402. static inline uint8_t
  1403. qdf_nbuf_data_get_ipv4_proto(uint8_t *data)
  1404. {
  1405. return __qdf_nbuf_data_get_ipv4_proto(data);
  1406. }
  1407. /**
  1408. * qdf_nbuf_data_get_ipv6_proto() - get the proto type
  1409. * of IPV6 packet.
  1410. * @data: Pointer to IPV6 packet data buffer
  1411. *
  1412. * This func. returns the proto type of IPV6 packet.
  1413. *
  1414. * Return: proto type of IPV6 packet.
  1415. */
  1416. static inline uint8_t
  1417. qdf_nbuf_data_get_ipv6_proto(uint8_t *data)
  1418. {
  1419. return __qdf_nbuf_data_get_ipv6_proto(data);
  1420. }
  1421. /**
  1422. * qdf_nbuf_is_ipv4_pkt() - check if packet is a ipv4 packet or not
  1423. * @buf: buffer
  1424. *
  1425. * This api is for Tx packets.
  1426. *
  1427. * Return: true if packet is ipv4 packet
  1428. */
  1429. static inline
  1430. bool qdf_nbuf_is_ipv4_pkt(qdf_nbuf_t buf)
  1431. {
  1432. return __qdf_nbuf_data_is_ipv4_pkt(qdf_nbuf_data(buf));
  1433. }
  1434. /**
  1435. * qdf_nbuf_data_is_ipv4_pkt() - check if packet is a ipv4 packet or not
  1436. * @data: data
  1437. *
  1438. * This api is for Tx packets.
  1439. *
  1440. * Return: true if packet is ipv4 packet
  1441. */
  1442. static inline
  1443. bool qdf_nbuf_data_is_ipv4_pkt(uint8_t *data)
  1444. {
  1445. return __qdf_nbuf_data_is_ipv4_pkt(data);
  1446. }
  1447. /**
  1448. * qdf_nbuf_is_ipv4_dhcp_pkt() - check if packet is a dhcp packet or not
  1449. * @buf: buffer
  1450. *
  1451. * This api is for ipv4 packet.
  1452. *
  1453. * Return: true if packet is DHCP packet
  1454. */
  1455. static inline
  1456. bool qdf_nbuf_is_ipv4_dhcp_pkt(qdf_nbuf_t buf)
  1457. {
  1458. return __qdf_nbuf_data_is_ipv4_dhcp_pkt(qdf_nbuf_data(buf));
  1459. }
  1460. /**
  1461. * qdf_nbuf_data_is_ipv4_dhcp_pkt() - check if it is DHCP packet.
  1462. * @data: Pointer to DHCP packet data buffer
  1463. *
  1464. * This func. checks whether it is a DHCP packet or not.
  1465. *
  1466. * Return: true if it is a DHCP packet
  1467. * false if not
  1468. */
  1469. static inline
  1470. bool qdf_nbuf_data_is_ipv4_dhcp_pkt(uint8_t *data)
  1471. {
  1472. return __qdf_nbuf_data_is_ipv4_dhcp_pkt(data);
  1473. }
  1474. /**
  1475. * qdf_nbuf_is_ipv4_eapol_pkt() - check if packet is a eapol packet or not
  1476. * @buf: buffer
  1477. *
  1478. * This api is for ipv4 packet.
  1479. *
  1480. * Return: true if packet is EAPOL packet
  1481. */
  1482. static inline
  1483. bool qdf_nbuf_is_ipv4_eapol_pkt(qdf_nbuf_t buf)
  1484. {
  1485. return __qdf_nbuf_data_is_ipv4_eapol_pkt(qdf_nbuf_data(buf));
  1486. }
  1487. /**
  1488. * qdf_nbuf_data_is_ipv4_eapol_pkt() - check if it is EAPOL packet.
  1489. * @data: Pointer to EAPOL packet data buffer
  1490. *
  1491. * This func. checks whether it is a EAPOL packet or not.
  1492. *
  1493. * Return: true if it is a EAPOL packet
  1494. * false if not
  1495. */
  1496. static inline
  1497. bool qdf_nbuf_data_is_ipv4_eapol_pkt(uint8_t *data)
  1498. {
  1499. return __qdf_nbuf_data_is_ipv4_eapol_pkt(data);
  1500. }
  1501. /**
  1502. * qdf_nbuf_is_ipv4_wapi_pkt() - check if packet is a wapi packet or not
  1503. * @buf: buffer
  1504. *
  1505. * This api is for ipv4 packet.
  1506. *
  1507. * Return: true if packet is WAPI packet
  1508. */
  1509. static inline
  1510. bool qdf_nbuf_is_ipv4_wapi_pkt(qdf_nbuf_t buf)
  1511. {
  1512. return __qdf_nbuf_is_ipv4_wapi_pkt(buf);
  1513. }
  1514. /**
  1515. * qdf_nbuf_is_ipv4_arp_pkt() - check if packet is a arp packet or not
  1516. * @buf: buffer
  1517. *
  1518. * This api is for ipv4 packet.
  1519. *
  1520. * Return: true if packet is ARP packet
  1521. */
  1522. static inline
  1523. bool qdf_nbuf_is_ipv4_arp_pkt(qdf_nbuf_t buf)
  1524. {
  1525. return __qdf_nbuf_data_is_ipv4_arp_pkt(qdf_nbuf_data(buf));
  1526. }
  1527. /**
  1528. * qdf_nbuf_data_is_ipv4_arp_pkt() - check if it is ARP packet.
  1529. * @data: Pointer to ARP packet data buffer
  1530. *
  1531. * This func. checks whether it is a ARP packet or not.
  1532. *
  1533. * Return: TRUE if it is a ARP packet
  1534. * FALSE if not
  1535. */
  1536. static inline
  1537. bool qdf_nbuf_data_is_ipv4_arp_pkt(uint8_t *data)
  1538. {
  1539. return __qdf_nbuf_data_is_ipv4_arp_pkt(data);
  1540. }
  1541. /**
  1542. * qdf_nbuf_is_ipv6_pkt() - check if it is IPV6 packet.
  1543. * @buf: Pointer to IPV6 packet buffer
  1544. *
  1545. * This func. checks whether it is a IPV6 packet or not.
  1546. *
  1547. * Return: TRUE if it is a IPV6 packet
  1548. * FALSE if not
  1549. */
  1550. static inline
  1551. bool qdf_nbuf_is_ipv6_pkt(qdf_nbuf_t buf)
  1552. {
  1553. return __qdf_nbuf_data_is_ipv6_pkt(qdf_nbuf_data(buf));
  1554. }
  1555. /**
  1556. * qdf_nbuf_data_is_ipv6_pkt() - check if it is IPV6 packet.
  1557. * @data: Pointer to IPV6 packet data buffer
  1558. *
  1559. * This func. checks whether it is a IPV6 packet or not.
  1560. *
  1561. * Return: TRUE if it is a IPV6 packet
  1562. * FALSE if not
  1563. */
  1564. static inline
  1565. bool qdf_nbuf_data_is_ipv6_pkt(uint8_t *data)
  1566. {
  1567. return __qdf_nbuf_data_is_ipv6_pkt(data);
  1568. }
  1569. /**
  1570. * qdf_nbuf_data_is_ipv4_mcast_pkt() - check if it is IPV4 multicast packet.
  1571. * @data: Pointer to IPV4 packet data buffer
  1572. *
  1573. * This func. checks whether it is a IPV4 multicast packet or not.
  1574. *
  1575. * Return: TRUE if it is a IPV4 multicast packet
  1576. * FALSE if not
  1577. */
  1578. static inline
  1579. bool qdf_nbuf_data_is_ipv4_mcast_pkt(uint8_t *data)
  1580. {
  1581. return __qdf_nbuf_data_is_ipv4_mcast_pkt(data);
  1582. }
  1583. /**
  1584. * qdf_nbuf_data_is_ipv6_mcast_pkt() - check if it is IPV6 multicast packet.
  1585. * @data: Pointer to IPV6 packet data buffer
  1586. *
  1587. * This func. checks whether it is a IPV6 multicast packet or not.
  1588. *
  1589. * Return: TRUE if it is a IPV6 multicast packet
  1590. * FALSE if not
  1591. */
  1592. static inline
  1593. bool qdf_nbuf_data_is_ipv6_mcast_pkt(uint8_t *data)
  1594. {
  1595. return __qdf_nbuf_data_is_ipv6_mcast_pkt(data);
  1596. }
  1597. /**
  1598. * qdf_nbuf_is_icmp_pkt() - check if it is IPV4 ICMP packet.
  1599. * @buf: Pointer to IPV4 ICMP packet buffer
  1600. *
  1601. * This func. checks whether it is a ICMP packet or not.
  1602. *
  1603. * Return: TRUE if it is a ICMP packet
  1604. * FALSE if not
  1605. */
  1606. static inline
  1607. bool qdf_nbuf_is_icmp_pkt(qdf_nbuf_t buf)
  1608. {
  1609. return __qdf_nbuf_data_is_icmp_pkt(qdf_nbuf_data(buf));
  1610. }
  1611. /**
  1612. * qdf_nbuf_data_is_icmp_pkt() - check if it is IPV4 ICMP packet.
  1613. * @data: Pointer to IPV4 ICMP packet data buffer
  1614. *
  1615. * This func. checks whether it is a ICMP packet or not.
  1616. *
  1617. * Return: TRUE if it is a ICMP packet
  1618. * FALSE if not
  1619. */
  1620. static inline
  1621. bool qdf_nbuf_data_is_icmp_pkt(uint8_t *data)
  1622. {
  1623. return __qdf_nbuf_data_is_icmp_pkt(data);
  1624. }
  1625. /**
  1626. * qdf_nbuf_is_icmpv6_pkt() - check if it is IPV6 ICMPV6 packet.
  1627. * @buf: Pointer to IPV6 ICMPV6 packet buffer
  1628. *
  1629. * This func. checks whether it is a ICMPV6 packet or not.
  1630. *
  1631. * Return: TRUE if it is a ICMPV6 packet
  1632. * FALSE if not
  1633. */
  1634. static inline
  1635. bool qdf_nbuf_is_icmpv6_pkt(qdf_nbuf_t buf)
  1636. {
  1637. return __qdf_nbuf_data_is_icmpv6_pkt(qdf_nbuf_data(buf));
  1638. }
  1639. /**
  1640. * qdf_nbuf_data_is_icmpv6_pkt() - check if it is IPV6 ICMPV6 packet.
  1641. * @data: Pointer to IPV6 ICMPV6 packet data buffer
  1642. *
  1643. * This func. checks whether it is a ICMPV6 packet or not.
  1644. *
  1645. * Return: TRUE if it is a ICMPV6 packet
  1646. * FALSE if not
  1647. */
  1648. static inline
  1649. bool qdf_nbuf_data_is_icmpv6_pkt(uint8_t *data)
  1650. {
  1651. return __qdf_nbuf_data_is_icmpv6_pkt(data);
  1652. }
  1653. /**
  1654. * qdf_nbuf_is_ipv4_udp_pkt() - check if it is IPV4 UDP packet.
  1655. * @buf: Pointer to IPV4 UDP packet buffer
  1656. *
  1657. * This func. checks whether it is a IPV4 UDP packet or not.
  1658. *
  1659. * Return: TRUE if it is a IPV4 UDP packet
  1660. * FALSE if not
  1661. */
  1662. static inline
  1663. bool qdf_nbuf_is_ipv4_udp_pkt(qdf_nbuf_t buf)
  1664. {
  1665. return __qdf_nbuf_data_is_ipv4_udp_pkt(qdf_nbuf_data(buf));
  1666. }
  1667. /**
  1668. * qdf_nbuf_data_is_ipv4_udp_pkt() - check if it is IPV4 UDP packet.
  1669. * @data: Pointer to IPV4 UDP packet data buffer
  1670. *
  1671. * This func. checks whether it is a IPV4 UDP packet or not.
  1672. *
  1673. * Return: TRUE if it is a IPV4 UDP packet
  1674. * FALSE if not
  1675. */
  1676. static inline
  1677. bool qdf_nbuf_data_is_ipv4_udp_pkt(uint8_t *data)
  1678. {
  1679. return __qdf_nbuf_data_is_ipv4_udp_pkt(data);
  1680. }
  1681. /**
  1682. * qdf_nbuf_is_ipv4_tcp_pkt() - check if it is IPV4 TCP packet.
  1683. * @buf: Pointer to IPV4 TCP packet buffer
  1684. *
  1685. * This func. checks whether it is a IPV4 TCP packet or not.
  1686. *
  1687. * Return: TRUE if it is a IPV4 TCP packet
  1688. * FALSE if not
  1689. */
  1690. static inline
  1691. bool qdf_nbuf_is_ipv4_tcp_pkt(qdf_nbuf_t buf)
  1692. {
  1693. return __qdf_nbuf_data_is_ipv4_tcp_pkt(qdf_nbuf_data(buf));
  1694. }
  1695. /**
  1696. * qdf_nbuf_data_is_ipv4_tcp_pkt() - check if it is IPV4 TCP packet.
  1697. * @data: Pointer to IPV4 TCP packet data buffer
  1698. *
  1699. * This func. checks whether it is a IPV4 TCP packet or not.
  1700. *
  1701. * Return: TRUE if it is a IPV4 TCP packet
  1702. * FALSE if not
  1703. */
  1704. static inline
  1705. bool qdf_nbuf_data_is_ipv4_tcp_pkt(uint8_t *data)
  1706. {
  1707. return __qdf_nbuf_data_is_ipv4_tcp_pkt(data);
  1708. }
  1709. /**
  1710. * qdf_nbuf_is_ipv6_udp_pkt() - check if it is IPV6 UDP packet.
  1711. * @buf: Pointer to IPV6 UDP packet buffer
  1712. *
  1713. * This func. checks whether it is a IPV6 UDP packet or not.
  1714. *
  1715. * Return: TRUE if it is a IPV6 UDP packet
  1716. * FALSE if not
  1717. */
  1718. static inline
  1719. bool qdf_nbuf_is_ipv6_udp_pkt(qdf_nbuf_t buf)
  1720. {
  1721. return __qdf_nbuf_data_is_ipv6_udp_pkt(qdf_nbuf_data(buf));
  1722. }
  1723. /**
  1724. * qdf_nbuf_data_is_ipv6_udp_pkt() - check if it is IPV6 UDP packet.
  1725. * @data: Pointer to IPV6 UDP packet data buffer
  1726. *
  1727. * This func. checks whether it is a IPV6 UDP packet or not.
  1728. *
  1729. * Return: TRUE if it is a IPV6 UDP packet
  1730. * FALSE if not
  1731. */
  1732. static inline
  1733. bool qdf_nbuf_data_is_ipv6_udp_pkt(uint8_t *data)
  1734. {
  1735. return __qdf_nbuf_data_is_ipv6_udp_pkt(data);
  1736. }
  1737. /**
  1738. * qdf_nbuf_is_ipv6_tcp_pkt() - check if it is IPV6 TCP packet.
  1739. * @buf: Pointer to IPV6 TCP packet buffer
  1740. *
  1741. * This func. checks whether it is a IPV6 TCP packet or not.
  1742. *
  1743. * Return: TRUE if it is a IPV6 TCP packet
  1744. * FALSE if not
  1745. */
  1746. static inline
  1747. bool qdf_nbuf_is_ipv6_tcp_pkt(qdf_nbuf_t buf)
  1748. {
  1749. return __qdf_nbuf_data_is_ipv6_tcp_pkt(qdf_nbuf_data(buf));
  1750. }
  1751. /**
  1752. * qdf_nbuf_data_is_ipv6_tcp_pkt() - check if it is IPV6 TCP packet.
  1753. * @data: Pointer to IPV6 TCP packet data buffer
  1754. *
  1755. * This func. checks whether it is a IPV6 TCP packet or not.
  1756. *
  1757. * Return: TRUE if it is a IPV6 TCP packet
  1758. * FALSE if not
  1759. */
  1760. static inline
  1761. bool qdf_nbuf_data_is_ipv6_tcp_pkt(uint8_t *data)
  1762. {
  1763. return __qdf_nbuf_data_is_ipv6_tcp_pkt(data);
  1764. }
  1765. /**
  1766. * qdf_invalidate_range() - invalidate virtual address range
  1767. * @start: start address of the address range
  1768. * @end: end address of the address range
  1769. *
  1770. * Note that this function does not write back the cache entries.
  1771. *
  1772. * Return: none
  1773. */
  1774. static inline void qdf_invalidate_range(void *start, void *end)
  1775. {
  1776. __qdf_invalidate_range(start, end);
  1777. }
  1778. /**
  1779. * qdf_nbuf_reset_num_frags() - decrement the number of fragments
  1780. * @buf: Network buffer
  1781. *
  1782. * Return: Number of fragments
  1783. */
  1784. static inline void qdf_nbuf_reset_num_frags(qdf_nbuf_t buf)
  1785. {
  1786. __qdf_nbuf_reset_num_frags(buf);
  1787. }
  1788. /**
  1789. * qdf_dmaaddr_to_32s - return high and low parts of dma_addr
  1790. *
  1791. * Returns the high and low 32-bits of the DMA addr in the provided ptrs
  1792. *
  1793. * Return: N/A
  1794. */
  1795. static inline void qdf_dmaaddr_to_32s(qdf_dma_addr_t dmaaddr,
  1796. uint32_t *lo, uint32_t *hi)
  1797. {
  1798. return __qdf_dmaaddr_to_32s(dmaaddr, lo, hi);
  1799. }
  1800. /**
  1801. * qdf_nbuf_get_tso_info() - function to divide a jumbo TSO
  1802. * network buffer into segments
  1803. * @nbuf: network buffer to be segmented
  1804. * @tso_info: This is the output. The information about the
  1805. * TSO segments will be populated within this.
  1806. *
  1807. * This function fragments a TCP jumbo packet into smaller
  1808. * segments to be transmitted by the driver. It chains the TSO
  1809. * segments created into a list.
  1810. *
  1811. * Return: number of TSO segments
  1812. */
  1813. static inline uint32_t qdf_nbuf_get_tso_info(qdf_device_t osdev,
  1814. qdf_nbuf_t nbuf, struct qdf_tso_info_t *tso_info)
  1815. {
  1816. return __qdf_nbuf_get_tso_info(osdev, nbuf, tso_info);
  1817. }
  1818. /**
  1819. * qdf_nbuf_unmap_tso_segment() - function to dma unmap TSO segment element
  1820. *
  1821. * @osdev: qdf device handle
  1822. * @tso_seg: TSO segment element to be unmapped
  1823. * @is_last_seg: whether this is last tso seg or not
  1824. *
  1825. * Return: none
  1826. */
  1827. static inline void qdf_nbuf_unmap_tso_segment(qdf_device_t osdev,
  1828. struct qdf_tso_seg_elem_t *tso_seg,
  1829. bool is_last_seg)
  1830. {
  1831. return __qdf_nbuf_unmap_tso_segment(osdev, tso_seg, is_last_seg);
  1832. }
  1833. /**
  1834. * qdf_nbuf_get_tso_num_seg() - function to calculate the number
  1835. * of TCP segments within the TSO jumbo packet
  1836. * @nbuf: TSO jumbo network buffer to be segmented
  1837. *
  1838. * This function calculates the number of TCP segments that the
  1839. network buffer can be divided into.
  1840. *
  1841. * Return: number of TCP segments
  1842. */
  1843. static inline uint32_t qdf_nbuf_get_tso_num_seg(qdf_nbuf_t nbuf)
  1844. {
  1845. return __qdf_nbuf_get_tso_num_seg(nbuf);
  1846. }
  1847. /**
  1848. * qdf_nbuf_inc_users() - function to increment the number of
  1849. * users referencing this network buffer
  1850. *
  1851. * @nbuf: network buffer
  1852. *
  1853. * This function increments the number of users referencing this
  1854. * network buffer
  1855. *
  1856. * Return: the network buffer
  1857. */
  1858. static inline qdf_nbuf_t qdf_nbuf_inc_users(qdf_nbuf_t nbuf)
  1859. {
  1860. return __qdf_nbuf_inc_users(nbuf);
  1861. }
  1862. /**
  1863. * qdf_nbuf_data_attr_get() - Get data_attr field from cvg_nbuf_cb
  1864. *
  1865. * @nbuf: Network buffer (skb on linux)
  1866. *
  1867. * This function returns the values of data_attr field
  1868. * in struct cvg_nbuf_cb{}, to which skb->cb is typecast.
  1869. * This value is actually the value programmed in CE descriptor.
  1870. *
  1871. * Return: Value of data_attr
  1872. */
  1873. static inline uint32_t qdf_nbuf_data_attr_get(qdf_nbuf_t buf)
  1874. {
  1875. return __qdf_nbuf_data_attr_get(buf);
  1876. }
  1877. /**
  1878. * qdf_nbuf_data_attr_set() - Sets data_attr field in cvg_nbuf_cb
  1879. *
  1880. * @nbuf: Network buffer (skb on linux)
  1881. * @data_attr: Value to be stored cvg_nbuf_cb->data_attr
  1882. *
  1883. * This function stores the value to be programmed in CE
  1884. * descriptor as part skb->cb which is typecast to struct cvg_nbuf_cb{}
  1885. *
  1886. * Return: void
  1887. */
  1888. static inline
  1889. void qdf_nbuf_data_attr_set(qdf_nbuf_t buf, uint32_t data_attr)
  1890. {
  1891. __qdf_nbuf_data_attr_set(buf, data_attr);
  1892. }
  1893. /**
  1894. * qdf_nbuf_tx_info_get() - Parse skb and get Tx metadata
  1895. *
  1896. * @nbuf: Network buffer (skb on linux)
  1897. *
  1898. * This function parses the payload to figure out relevant
  1899. * Tx meta-data e.g. whether to enable tx_classify bit
  1900. * in CE.
  1901. *
  1902. * Return: void
  1903. */
  1904. #define qdf_nbuf_tx_info_get __qdf_nbuf_tx_info_get
  1905. void qdf_nbuf_set_state(qdf_nbuf_t nbuf, uint8_t current_state);
  1906. void qdf_nbuf_tx_desc_count_display(void);
  1907. void qdf_nbuf_tx_desc_count_clear(void);
  1908. static inline qdf_nbuf_t
  1909. qdf_nbuf_realloc_headroom(qdf_nbuf_t buf, uint32_t headroom)
  1910. {
  1911. return __qdf_nbuf_realloc_headroom(buf, headroom);
  1912. }
  1913. static inline qdf_nbuf_t
  1914. qdf_nbuf_realloc_tailroom(qdf_nbuf_t buf, uint32_t tailroom)
  1915. {
  1916. return __qdf_nbuf_realloc_tailroom(buf, tailroom);
  1917. }
  1918. static inline qdf_nbuf_t
  1919. qdf_nbuf_expand(qdf_nbuf_t buf, uint32_t headroom, uint32_t tailroom)
  1920. {
  1921. return __qdf_nbuf_expand(buf, headroom, tailroom);
  1922. }
  1923. static inline qdf_nbuf_t
  1924. qdf_nbuf_unshare(qdf_nbuf_t buf)
  1925. {
  1926. return __qdf_nbuf_unshare(buf);
  1927. }
  1928. static inline bool
  1929. qdf_nbuf_is_cloned(qdf_nbuf_t buf)
  1930. {
  1931. return __qdf_nbuf_is_cloned(buf);
  1932. }
  1933. static inline void
  1934. qdf_nbuf_frag_info(qdf_nbuf_t buf, qdf_sglist_t *sg)
  1935. {
  1936. __qdf_nbuf_frag_info(buf, sg);
  1937. }
  1938. static inline qdf_nbuf_tx_cksum_t
  1939. qdf_nbuf_tx_cksum_info(qdf_nbuf_t buf, uint8_t **hdr_off, uint8_t **where)
  1940. {
  1941. return __qdf_nbuf_tx_cksum_info(buf, hdr_off, where);
  1942. }
  1943. static inline void qdf_nbuf_reset_ctxt(__qdf_nbuf_t nbuf)
  1944. {
  1945. __qdf_nbuf_reset_ctxt(nbuf);
  1946. }
  1947. static inline void
  1948. qdf_nbuf_set_rx_info(__qdf_nbuf_t nbuf, void *info, uint32_t len)
  1949. {
  1950. __qdf_nbuf_set_rx_info(nbuf, info, len);
  1951. }
  1952. static inline void *qdf_nbuf_get_rx_info(__qdf_nbuf_t nbuf)
  1953. {
  1954. return __qdf_nbuf_get_rx_info(nbuf);
  1955. }
  1956. static inline void qdf_nbuf_init(qdf_nbuf_t buf)
  1957. {
  1958. __qdf_nbuf_init(buf);
  1959. }
  1960. static inline void *qdf_nbuf_network_header(qdf_nbuf_t buf)
  1961. {
  1962. return __qdf_nbuf_network_header(buf);
  1963. }
  1964. static inline void *qdf_nbuf_transport_header(qdf_nbuf_t buf)
  1965. {
  1966. return __qdf_nbuf_transport_header(buf);
  1967. }
  1968. static inline qdf_size_t qdf_nbuf_tcp_tso_size(qdf_nbuf_t buf)
  1969. {
  1970. return __qdf_nbuf_tcp_tso_size(buf);
  1971. }
  1972. static inline void *qdf_nbuf_get_cb(qdf_nbuf_t nbuf)
  1973. {
  1974. return __qdf_nbuf_get_cb(nbuf);
  1975. }
  1976. static inline uint32_t qdf_nbuf_get_nr_frags(qdf_nbuf_t nbuf)
  1977. {
  1978. return __qdf_nbuf_get_nr_frags(nbuf);
  1979. }
  1980. static inline qdf_size_t qdf_nbuf_headlen(qdf_nbuf_t buf)
  1981. {
  1982. return __qdf_nbuf_headlen(buf);
  1983. }
  1984. static inline QDF_STATUS qdf_nbuf_frag_map(qdf_device_t osdev,
  1985. qdf_nbuf_t buf, int offset,
  1986. qdf_dma_dir_t dir, int cur_frag)
  1987. {
  1988. return __qdf_nbuf_frag_map(osdev, buf, offset, dir, cur_frag);
  1989. }
  1990. static inline bool qdf_nbuf_tso_tcp_v4(qdf_nbuf_t buf)
  1991. {
  1992. return __qdf_nbuf_tso_tcp_v4(buf);
  1993. }
  1994. static inline bool qdf_nbuf_tso_tcp_v6(qdf_nbuf_t buf)
  1995. {
  1996. return __qdf_nbuf_tso_tcp_v6(buf);
  1997. }
  1998. static inline uint32_t qdf_nbuf_tcp_seq(qdf_nbuf_t buf)
  1999. {
  2000. return __qdf_nbuf_tcp_seq(buf);
  2001. }
  2002. static inline qdf_size_t qdf_nbuf_l2l3l4_hdr_len(qdf_nbuf_t buf)
  2003. {
  2004. return __qdf_nbuf_l2l3l4_hdr_len(buf);
  2005. }
  2006. static inline bool qdf_nbuf_is_nonlinear(qdf_nbuf_t buf)
  2007. {
  2008. return __qdf_nbuf_is_nonlinear(buf);
  2009. }
  2010. static inline uint32_t
  2011. qdf_nbuf_get_frag_size(qdf_nbuf_t buf, uint32_t frag_num)
  2012. {
  2013. return __qdf_nbuf_get_frag_size(buf, frag_num);
  2014. }
  2015. static inline uint32_t qdf_nbuf_get_priority(qdf_nbuf_t buf)
  2016. {
  2017. return __qdf_nbuf_get_priority(buf);
  2018. }
  2019. static inline void qdf_nbuf_set_priority(qdf_nbuf_t buf, uint32_t p)
  2020. {
  2021. __qdf_nbuf_set_priority(buf, p);
  2022. }
  2023. static inline uint16_t
  2024. qdf_nbuf_get_queue_mapping(qdf_nbuf_t buf)
  2025. {
  2026. return __qdf_nbuf_get_queue_mapping(buf);
  2027. }
  2028. static inline uint8_t *
  2029. qdf_nbuf_get_priv_ptr(qdf_nbuf_t buf)
  2030. {
  2031. return __qdf_nbuf_get_priv_ptr(buf);
  2032. }
  2033. /**
  2034. * qdf_nbuf_update_radiotap() - update radiotap at head of nbuf.
  2035. * @rx_status: rx_status containing required info to update radiotap
  2036. * @nbuf: Pointer to nbuf
  2037. * @headroom_sz: Available headroom size
  2038. *
  2039. * Return: radiotap length.
  2040. */
  2041. unsigned int qdf_nbuf_update_radiotap(struct mon_rx_status *rx_status,
  2042. qdf_nbuf_t nbuf, uint32_t headroom_sz);
  2043. /**
  2044. * qdf_nbuf_mark_wakeup_frame() - mark wakeup frame.
  2045. * @buf: Pointer to nbuf
  2046. *
  2047. * Return: None
  2048. */
  2049. static inline void
  2050. qdf_nbuf_mark_wakeup_frame(qdf_nbuf_t buf)
  2051. {
  2052. __qdf_nbuf_mark_wakeup_frame(buf);
  2053. }
  2054. /**
  2055. * qdf_nbuf_reg_free_cb - Registers nbuf free callback
  2056. * @cb_func_ptr: Callback pointer
  2057. *
  2058. * This function registers nbuf free callback
  2059. *
  2060. * Return: void
  2061. */
  2062. static inline void
  2063. qdf_nbuf_reg_free_cb(qdf_nbuf_free_t cb_func_ptr)
  2064. {
  2065. __qdf_nbuf_reg_free_cb(cb_func_ptr);
  2066. }
  2067. #endif /* _QDF_NBUF_H */