wmi_unified.c 81 KB

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  1. /*
  2. * Copyright (c) 2015-2016 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. * Host WMI unified implementation
  28. */
  29. #include "athdefs.h"
  30. #include "osapi_linux.h"
  31. #include "a_types.h"
  32. #include "a_debug.h"
  33. #include "ol_if_athvar.h"
  34. #include "ol_defines.h"
  35. #include "htc_api.h"
  36. #include "htc_api.h"
  37. #include "dbglog_host.h"
  38. #include "wmi_unified_priv.h"
  39. #include "wmi_unified_param.h"
  40. #include <linux/debugfs.h>
  41. /* This check for CONFIG_WIN temporary added due to redeclaration compilation
  42. error in MCL. Error is caused due to inclusion of wmi.h in wmi_unified_api.h
  43. which gets included here through ol_if_athvar.h. Eventually it is expected that
  44. wmi.h will be removed from wmi_unified_api.h after cleanup, which will need
  45. WMI_CMD_HDR to be defined here. */
  46. #ifdef CONFIG_WIN
  47. /* Copied from wmi.h */
  48. #undef MS
  49. #define MS(_v, _f) (((_v) & _f##_MASK) >> _f##_LSB)
  50. #undef SM
  51. #define SM(_v, _f) (((_v) << _f##_LSB) & _f##_MASK)
  52. #undef WO
  53. #define WO(_f) ((_f##_OFFSET) >> 2)
  54. #undef GET_FIELD
  55. #define GET_FIELD(_addr, _f) MS(*((A_UINT32 *)(_addr) + WO(_f)), _f)
  56. #undef SET_FIELD
  57. #define SET_FIELD(_addr, _f, _val) \
  58. (*((A_UINT32 *)(_addr) + WO(_f)) = \
  59. (*((A_UINT32 *)(_addr) + WO(_f)) & ~_f##_MASK) | SM(_val, _f))
  60. #define WMI_GET_FIELD(_msg_buf, _msg_type, _f) \
  61. GET_FIELD(_msg_buf, _msg_type ## _ ## _f)
  62. #define WMI_SET_FIELD(_msg_buf, _msg_type, _f, _val) \
  63. SET_FIELD(_msg_buf, _msg_type ## _ ## _f, _val)
  64. #define WMI_EP_APASS 0x0
  65. #define WMI_EP_LPASS 0x1
  66. #define WMI_EP_SENSOR 0x2
  67. /*
  68. * * Control Path
  69. * */
  70. typedef PREPACK struct {
  71. A_UINT32 commandId:24,
  72. reserved:2, /* used for WMI endpoint ID */
  73. plt_priv:6; /* platform private */
  74. } POSTPACK WMI_CMD_HDR; /* used for commands and events */
  75. #define WMI_CMD_HDR_COMMANDID_LSB 0
  76. #define WMI_CMD_HDR_COMMANDID_MASK 0x00ffffff
  77. #define WMI_CMD_HDR_COMMANDID_OFFSET 0x00000000
  78. #define WMI_CMD_HDR_WMI_ENDPOINTID_MASK 0x03000000
  79. #define WMI_CMD_HDR_WMI_ENDPOINTID_OFFSET 24
  80. #define WMI_CMD_HDR_PLT_PRIV_LSB 24
  81. #define WMI_CMD_HDR_PLT_PRIV_MASK 0xff000000
  82. #define WMI_CMD_HDR_PLT_PRIV_OFFSET 0x00000000
  83. /* end of copy wmi.h */
  84. #endif /* CONFIG_WIN */
  85. #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 3, 0))
  86. /* TODO Cleanup this backported function */
  87. int qcacld_bp_seq_printf(struct seq_file *m, const char *f, ...)
  88. {
  89. va_list args;
  90. va_start(args, f);
  91. seq_printf(m, f, args);
  92. va_end(args);
  93. return m->count;
  94. }
  95. #define seq_printf(m, fmt, ...) qcacld_bp_seq_printf((m), fmt, ##__VA_ARGS__)
  96. #endif
  97. #define WMI_MIN_HEAD_ROOM 64
  98. #ifdef WMI_INTERFACE_EVENT_LOGGING
  99. #ifndef MAX_WMI_INSTANCES
  100. #ifdef CONFIG_MCL
  101. #define MAX_WMI_INSTANCES 1
  102. #else
  103. #define MAX_WMI_INSTANCES 3
  104. #endif
  105. #define CUSTOM_MGMT_CMD_DATA_SIZE 4
  106. #endif
  107. #ifdef CONFIG_MCL
  108. /* WMI commands */
  109. uint32_t g_wmi_command_buf_idx = 0;
  110. struct wmi_command_debug wmi_command_log_buffer[WMI_EVENT_DEBUG_MAX_ENTRY];
  111. /* WMI commands TX completed */
  112. uint32_t g_wmi_command_tx_cmp_buf_idx = 0;
  113. struct wmi_command_debug
  114. wmi_command_tx_cmp_log_buffer[WMI_EVENT_DEBUG_MAX_ENTRY];
  115. /* WMI events when processed */
  116. uint32_t g_wmi_event_buf_idx = 0;
  117. struct wmi_event_debug wmi_event_log_buffer[WMI_EVENT_DEBUG_MAX_ENTRY];
  118. /* WMI events when queued */
  119. uint32_t g_wmi_rx_event_buf_idx = 0;
  120. struct wmi_event_debug wmi_rx_event_log_buffer[WMI_EVENT_DEBUG_MAX_ENTRY];
  121. #endif
  122. #define WMI_COMMAND_RECORD(h, a, b) { \
  123. if (wmi_log_max_entry <= \
  124. *(h->log_info.wmi_command_log_buf_info.p_buf_tail_idx)) \
  125. *(h->log_info.wmi_command_log_buf_info.p_buf_tail_idx) = 0;\
  126. ((struct wmi_command_debug *)h->log_info.wmi_command_log_buf_info.buf)\
  127. [*(h->log_info.wmi_command_log_buf_info.p_buf_tail_idx)]\
  128. .command = a; \
  129. qdf_mem_copy(((struct wmi_command_debug *)h->log_info. \
  130. wmi_command_log_buf_info.buf) \
  131. [*(h->log_info.wmi_command_log_buf_info.p_buf_tail_idx)].data,\
  132. b, wmi_record_max_length); \
  133. ((struct wmi_command_debug *)h->log_info.wmi_command_log_buf_info.buf)\
  134. [*(h->log_info.wmi_command_log_buf_info.p_buf_tail_idx)].\
  135. time = qdf_get_log_timestamp(); \
  136. (*(h->log_info.wmi_command_log_buf_info.p_buf_tail_idx))++; \
  137. h->log_info.wmi_command_log_buf_info.length++; \
  138. }
  139. #define WMI_COMMAND_TX_CMP_RECORD(h, a, b) { \
  140. if (wmi_log_max_entry <= \
  141. *(h->log_info.wmi_command_tx_cmp_log_buf_info.p_buf_tail_idx))\
  142. *(h->log_info.wmi_command_tx_cmp_log_buf_info. \
  143. p_buf_tail_idx) = 0; \
  144. ((struct wmi_command_debug *)h->log_info. \
  145. wmi_command_tx_cmp_log_buf_info.buf) \
  146. [*(h->log_info.wmi_command_tx_cmp_log_buf_info. \
  147. p_buf_tail_idx)]. \
  148. command = a; \
  149. qdf_mem_copy(((struct wmi_command_debug *)h->log_info. \
  150. wmi_command_tx_cmp_log_buf_info.buf) \
  151. [*(h->log_info.wmi_command_tx_cmp_log_buf_info. \
  152. p_buf_tail_idx)]. \
  153. data, b, wmi_record_max_length); \
  154. ((struct wmi_command_debug *)h->log_info. \
  155. wmi_command_tx_cmp_log_buf_info.buf) \
  156. [*(h->log_info.wmi_command_tx_cmp_log_buf_info. \
  157. p_buf_tail_idx)]. \
  158. time = qdf_get_log_timestamp(); \
  159. (*(h->log_info.wmi_command_tx_cmp_log_buf_info.p_buf_tail_idx))++;\
  160. h->log_info.wmi_command_tx_cmp_log_buf_info.length++; \
  161. }
  162. #define WMI_EVENT_RECORD(h, a, b) { \
  163. if (wmi_log_max_entry <= \
  164. *(h->log_info.wmi_event_log_buf_info.p_buf_tail_idx)) \
  165. *(h->log_info.wmi_event_log_buf_info.p_buf_tail_idx) = 0;\
  166. ((struct wmi_event_debug *)h->log_info.wmi_event_log_buf_info.buf)\
  167. [*(h->log_info.wmi_event_log_buf_info.p_buf_tail_idx)]. \
  168. event = a; \
  169. qdf_mem_copy(((struct wmi_event_debug *)h->log_info. \
  170. wmi_event_log_buf_info.buf) \
  171. [*(h->log_info.wmi_event_log_buf_info.p_buf_tail_idx)].data, b,\
  172. wmi_record_max_length); \
  173. ((struct wmi_event_debug *)h->log_info.wmi_event_log_buf_info.buf)\
  174. [*(h->log_info.wmi_event_log_buf_info.p_buf_tail_idx)].time =\
  175. qdf_get_log_timestamp(); \
  176. (*(h->log_info.wmi_event_log_buf_info.p_buf_tail_idx))++; \
  177. h->log_info.wmi_event_log_buf_info.length++; \
  178. }
  179. #define WMI_RX_EVENT_RECORD(h, a, b) { \
  180. if (wmi_log_max_entry <= \
  181. *(h->log_info.wmi_rx_event_log_buf_info.p_buf_tail_idx))\
  182. *(h->log_info.wmi_rx_event_log_buf_info.p_buf_tail_idx) = 0;\
  183. ((struct wmi_event_debug *)h->log_info.wmi_rx_event_log_buf_info.buf)\
  184. [*(h->log_info.wmi_rx_event_log_buf_info.p_buf_tail_idx)].\
  185. event = a; \
  186. qdf_mem_copy(((struct wmi_event_debug *)h->log_info. \
  187. wmi_rx_event_log_buf_info.buf) \
  188. [*(h->log_info.wmi_rx_event_log_buf_info.p_buf_tail_idx)].\
  189. data, b, wmi_record_max_length); \
  190. ((struct wmi_event_debug *)h->log_info.wmi_rx_event_log_buf_info.buf)\
  191. [*(h->log_info.wmi_rx_event_log_buf_info.p_buf_tail_idx)].\
  192. time = qdf_get_log_timestamp(); \
  193. (*(h->log_info.wmi_rx_event_log_buf_info.p_buf_tail_idx))++; \
  194. h->log_info.wmi_rx_event_log_buf_info.length++; \
  195. }
  196. #ifdef CONFIG_MCL
  197. uint32_t g_wmi_mgmt_command_buf_idx = 0;
  198. struct
  199. wmi_command_debug wmi_mgmt_command_log_buffer[WMI_MGMT_EVENT_DEBUG_MAX_ENTRY];
  200. /* wmi_mgmt commands TX completed */
  201. uint32_t g_wmi_mgmt_command_tx_cmp_buf_idx = 0;
  202. struct wmi_command_debug
  203. wmi_mgmt_command_tx_cmp_log_buffer[WMI_MGMT_EVENT_DEBUG_MAX_ENTRY];
  204. /* wmi_mgmt events when processed */
  205. uint32_t g_wmi_mgmt_event_buf_idx = 0;
  206. struct wmi_event_debug
  207. wmi_mgmt_event_log_buffer[WMI_MGMT_EVENT_DEBUG_MAX_ENTRY];
  208. #endif
  209. #define WMI_MGMT_COMMAND_RECORD(h, a, b) { \
  210. if (wmi_mgmt_log_max_entry <= \
  211. *(h->log_info.wmi_mgmt_command_log_buf_info.p_buf_tail_idx)) \
  212. *(h->log_info.wmi_mgmt_command_log_buf_info. \
  213. p_buf_tail_idx) = 0; \
  214. ((struct wmi_command_debug *)h->log_info. \
  215. wmi_mgmt_command_log_buf_info.buf) \
  216. [*(h->log_info.wmi_mgmt_command_log_buf_info.p_buf_tail_idx)].\
  217. command = a; \
  218. qdf_mem_copy(((struct wmi_command_debug *)h->log_info. \
  219. wmi_mgmt_command_log_buf_info.buf) \
  220. [*(h->log_info.wmi_mgmt_command_log_buf_info.p_buf_tail_idx)].\
  221. data, b, \
  222. wmi_record_max_length); \
  223. ((struct wmi_command_debug *)h->log_info. \
  224. wmi_mgmt_command_log_buf_info.buf) \
  225. [*(h->log_info.wmi_mgmt_command_log_buf_info.p_buf_tail_idx)].\
  226. time = qdf_get_log_timestamp(); \
  227. (*(h->log_info.wmi_mgmt_command_log_buf_info.p_buf_tail_idx))++;\
  228. h->log_info.wmi_mgmt_command_log_buf_info.length++; \
  229. }
  230. #define WMI_MGMT_COMMAND_TX_CMP_RECORD(h, a, b) { \
  231. if (wmi_mgmt_log_max_entry <= \
  232. *(h->log_info.wmi_mgmt_command_tx_cmp_log_buf_info. \
  233. p_buf_tail_idx)) \
  234. *(h->log_info.wmi_mgmt_command_tx_cmp_log_buf_info. \
  235. p_buf_tail_idx) = 0; \
  236. ((struct wmi_command_debug *)h->log_info. \
  237. wmi_mgmt_command_tx_cmp_log_buf_info.buf) \
  238. [*(h->log_info.wmi_mgmt_command_tx_cmp_log_buf_info. \
  239. p_buf_tail_idx)].command = a; \
  240. qdf_mem_copy(((struct wmi_command_debug *)h->log_info. \
  241. wmi_mgmt_command_tx_cmp_log_buf_info.buf)\
  242. [*(h->log_info.wmi_mgmt_command_tx_cmp_log_buf_info. \
  243. p_buf_tail_idx)].data, b, \
  244. wmi_record_max_length); \
  245. ((struct wmi_command_debug *)h->log_info. \
  246. wmi_mgmt_command_tx_cmp_log_buf_info.buf) \
  247. [*(h->log_info.wmi_mgmt_command_tx_cmp_log_buf_info. \
  248. p_buf_tail_idx)].time = \
  249. qdf_get_log_timestamp(); \
  250. (*(h->log_info.wmi_mgmt_command_tx_cmp_log_buf_info. \
  251. p_buf_tail_idx))++; \
  252. h->log_info.wmi_mgmt_command_tx_cmp_log_buf_info.length++; \
  253. }
  254. #define WMI_MGMT_EVENT_RECORD(h, a, b) { \
  255. if (wmi_mgmt_log_max_entry <= \
  256. *(h->log_info.wmi_mgmt_event_log_buf_info.p_buf_tail_idx))\
  257. *(h->log_info.wmi_mgmt_event_log_buf_info.p_buf_tail_idx) = 0;\
  258. ((struct wmi_event_debug *)h->log_info.wmi_mgmt_event_log_buf_info.buf)\
  259. [*(h->log_info.wmi_mgmt_event_log_buf_info.p_buf_tail_idx)]\
  260. .event = a; \
  261. qdf_mem_copy(((struct wmi_event_debug *)h->log_info. \
  262. wmi_mgmt_event_log_buf_info.buf) \
  263. [*(h->log_info.wmi_mgmt_event_log_buf_info.p_buf_tail_idx)].\
  264. data, b, wmi_record_max_length); \
  265. ((struct wmi_event_debug *)h->log_info.wmi_mgmt_event_log_buf_info.buf)\
  266. [*(h->log_info.wmi_mgmt_event_log_buf_info.p_buf_tail_idx)].\
  267. time = qdf_get_log_timestamp(); \
  268. (*(h->log_info.wmi_mgmt_event_log_buf_info.p_buf_tail_idx))++; \
  269. h->log_info.wmi_mgmt_event_log_buf_info.length++; \
  270. }
  271. /* These are defined to made it as module param, which can be configured */
  272. uint32_t wmi_log_max_entry = WMI_EVENT_DEBUG_MAX_ENTRY;
  273. uint32_t wmi_mgmt_log_max_entry = WMI_MGMT_EVENT_DEBUG_MAX_ENTRY;
  274. uint32_t wmi_record_max_length = WMI_EVENT_DEBUG_ENTRY_MAX_LENGTH;
  275. uint32_t wmi_display_size = 100;
  276. static uint8_t *wmi_id_to_name(uint32_t wmi_command);
  277. /**
  278. * wmi_log_init() - Initialize WMI event logging
  279. * @wmi_handle: WMI handle.
  280. *
  281. * Return: Initialization status
  282. */
  283. #ifdef CONFIG_MCL
  284. static QDF_STATUS wmi_log_init(struct wmi_unified *wmi_handle)
  285. {
  286. struct wmi_log_buf_t *cmd_log_buf =
  287. &wmi_handle->log_info.wmi_command_log_buf_info;
  288. struct wmi_log_buf_t *cmd_tx_cmpl_log_buf =
  289. &wmi_handle->log_info.wmi_command_tx_cmp_log_buf_info;
  290. struct wmi_log_buf_t *event_log_buf =
  291. &wmi_handle->log_info.wmi_event_log_buf_info;
  292. struct wmi_log_buf_t *rx_event_log_buf =
  293. &wmi_handle->log_info.wmi_rx_event_log_buf_info;
  294. struct wmi_log_buf_t *mgmt_cmd_log_buf =
  295. &wmi_handle->log_info.wmi_mgmt_command_log_buf_info;
  296. struct wmi_log_buf_t *mgmt_cmd_tx_cmp_log_buf =
  297. &wmi_handle->log_info.wmi_mgmt_command_tx_cmp_log_buf_info;
  298. struct wmi_log_buf_t *mgmt_event_log_buf =
  299. &wmi_handle->log_info.wmi_mgmt_event_log_buf_info;
  300. /* WMI commands */
  301. cmd_log_buf->length = 0;
  302. cmd_log_buf->buf_tail_idx = 0;
  303. cmd_log_buf->buf = wmi_command_log_buffer;
  304. cmd_log_buf->p_buf_tail_idx = &g_wmi_command_buf_idx;
  305. /* WMI commands TX completed */
  306. cmd_tx_cmpl_log_buf->length = 0;
  307. cmd_tx_cmpl_log_buf->buf_tail_idx = 0;
  308. cmd_tx_cmpl_log_buf->buf = wmi_command_tx_cmp_log_buffer;
  309. cmd_tx_cmpl_log_buf->p_buf_tail_idx = &g_wmi_command_tx_cmp_buf_idx;
  310. /* WMI events when processed */
  311. event_log_buf->length = 0;
  312. event_log_buf->buf_tail_idx = 0;
  313. event_log_buf->buf = wmi_event_log_buffer;
  314. event_log_buf->p_buf_tail_idx = &g_wmi_event_buf_idx;
  315. /* WMI events when queued */
  316. rx_event_log_buf->length = 0;
  317. rx_event_log_buf->buf_tail_idx = 0;
  318. rx_event_log_buf->buf = wmi_rx_event_log_buffer;
  319. rx_event_log_buf->p_buf_tail_idx = &g_wmi_rx_event_buf_idx;
  320. /* WMI Management commands */
  321. mgmt_cmd_log_buf->length = 0;
  322. mgmt_cmd_log_buf->buf_tail_idx = 0;
  323. mgmt_cmd_log_buf->buf = wmi_mgmt_command_log_buffer;
  324. mgmt_cmd_log_buf->p_buf_tail_idx = &g_wmi_mgmt_command_buf_idx;
  325. /* WMI Management commands Tx completed*/
  326. mgmt_cmd_tx_cmp_log_buf->length = 0;
  327. mgmt_cmd_tx_cmp_log_buf->buf_tail_idx = 0;
  328. mgmt_cmd_tx_cmp_log_buf->buf = wmi_mgmt_command_tx_cmp_log_buffer;
  329. mgmt_cmd_tx_cmp_log_buf->p_buf_tail_idx =
  330. &g_wmi_mgmt_command_tx_cmp_buf_idx;
  331. /* WMI Management events when processed*/
  332. mgmt_event_log_buf->length = 0;
  333. mgmt_event_log_buf->buf_tail_idx = 0;
  334. mgmt_event_log_buf->buf = wmi_mgmt_event_log_buffer;
  335. mgmt_event_log_buf->p_buf_tail_idx = &g_wmi_mgmt_event_buf_idx;
  336. qdf_spinlock_create(&wmi_handle->log_info.wmi_record_lock);
  337. wmi_handle->log_info.wmi_logging_enable = 1;
  338. return QDF_STATUS_SUCCESS;
  339. }
  340. #else
  341. static QDF_STATUS wmi_log_init(struct wmi_unified *wmi_handle)
  342. {
  343. struct wmi_log_buf_t *cmd_log_buf =
  344. &wmi_handle->log_info.wmi_command_log_buf_info;
  345. struct wmi_log_buf_t *cmd_tx_cmpl_log_buf =
  346. &wmi_handle->log_info.wmi_command_tx_cmp_log_buf_info;
  347. struct wmi_log_buf_t *event_log_buf =
  348. &wmi_handle->log_info.wmi_event_log_buf_info;
  349. struct wmi_log_buf_t *rx_event_log_buf =
  350. &wmi_handle->log_info.wmi_rx_event_log_buf_info;
  351. struct wmi_log_buf_t *mgmt_cmd_log_buf =
  352. &wmi_handle->log_info.wmi_mgmt_command_log_buf_info;
  353. struct wmi_log_buf_t *mgmt_cmd_tx_cmp_log_buf =
  354. &wmi_handle->log_info.wmi_mgmt_command_tx_cmp_log_buf_info;
  355. struct wmi_log_buf_t *mgmt_event_log_buf =
  356. &wmi_handle->log_info.wmi_mgmt_event_log_buf_info;
  357. wmi_handle->log_info.wmi_logging_enable = 0;
  358. /* WMI commands */
  359. cmd_log_buf->length = 0;
  360. cmd_log_buf->buf_tail_idx = 0;
  361. cmd_log_buf->buf = (struct wmi_command_debug *) qdf_mem_malloc(
  362. wmi_log_max_entry * sizeof(struct wmi_command_debug));
  363. if (!cmd_log_buf->buf) {
  364. qdf_print("no memory for WMI command log buffer..\n");
  365. return QDF_STATUS_E_NOMEM;
  366. }
  367. cmd_log_buf->p_buf_tail_idx = &cmd_log_buf->buf_tail_idx;
  368. /* WMI commands TX completed */
  369. cmd_tx_cmpl_log_buf->length = 0;
  370. cmd_tx_cmpl_log_buf->buf_tail_idx = 0;
  371. cmd_tx_cmpl_log_buf->buf = (struct wmi_command_debug *) qdf_mem_malloc(
  372. wmi_log_max_entry * sizeof(struct wmi_command_debug));
  373. if (!cmd_tx_cmpl_log_buf->buf) {
  374. qdf_print("no memory for WMI Command Tx Complete log buffer..\n");
  375. return QDF_STATUS_E_NOMEM;
  376. }
  377. cmd_tx_cmpl_log_buf->p_buf_tail_idx =
  378. &cmd_tx_cmpl_log_buf->buf_tail_idx;
  379. /* WMI events when processed */
  380. event_log_buf->length = 0;
  381. event_log_buf->buf_tail_idx = 0;
  382. event_log_buf->buf = (struct wmi_event_debug *) qdf_mem_malloc(
  383. wmi_log_max_entry * sizeof(struct wmi_event_debug));
  384. if (!event_log_buf->buf) {
  385. qdf_print("no memory for WMI Event log buffer..\n");
  386. return QDF_STATUS_E_NOMEM;
  387. }
  388. event_log_buf->p_buf_tail_idx = &event_log_buf->buf_tail_idx;
  389. /* WMI events when queued */
  390. rx_event_log_buf->length = 0;
  391. rx_event_log_buf->buf_tail_idx = 0;
  392. rx_event_log_buf->buf = (struct wmi_event_debug *) qdf_mem_malloc(
  393. wmi_log_max_entry * sizeof(struct wmi_event_debug));
  394. if (!rx_event_log_buf->buf) {
  395. qdf_print("no memory for WMI Event Rx log buffer..\n");
  396. return QDF_STATUS_E_NOMEM;
  397. }
  398. rx_event_log_buf->p_buf_tail_idx = &rx_event_log_buf->buf_tail_idx;
  399. /* WMI Management commands */
  400. mgmt_cmd_log_buf->length = 0;
  401. mgmt_cmd_log_buf->buf_tail_idx = 0;
  402. mgmt_cmd_log_buf->buf = (struct wmi_command_debug *) qdf_mem_malloc(
  403. wmi_mgmt_log_max_entry *
  404. sizeof(struct wmi_command_debug));
  405. if (!mgmt_cmd_log_buf->buf) {
  406. qdf_print("no memory for WMI Management Command log buffer..\n");
  407. return QDF_STATUS_E_NOMEM;
  408. }
  409. mgmt_cmd_log_buf->p_buf_tail_idx = &mgmt_cmd_log_buf->buf_tail_idx;
  410. /* WMI Management commands Tx completed*/
  411. mgmt_cmd_tx_cmp_log_buf->length = 0;
  412. mgmt_cmd_tx_cmp_log_buf->buf_tail_idx = 0;
  413. mgmt_cmd_tx_cmp_log_buf->buf = (struct wmi_command_debug *)
  414. qdf_mem_malloc(
  415. wmi_mgmt_log_max_entry *
  416. sizeof(struct wmi_command_debug));
  417. if (!mgmt_cmd_tx_cmp_log_buf->buf) {
  418. qdf_print("no memory for WMI Management Command Tx complete log buffer..\n");
  419. return QDF_STATUS_E_NOMEM;
  420. }
  421. mgmt_cmd_tx_cmp_log_buf->p_buf_tail_idx =
  422. &mgmt_cmd_tx_cmp_log_buf->buf_tail_idx;
  423. /* WMI Management events when processed*/
  424. mgmt_event_log_buf->length = 0;
  425. mgmt_event_log_buf->buf_tail_idx = 0;
  426. mgmt_event_log_buf->buf = (struct wmi_event_debug *) qdf_mem_malloc(
  427. wmi_mgmt_log_max_entry *
  428. sizeof(struct wmi_event_debug));
  429. if (!mgmt_event_log_buf->buf) {
  430. qdf_print("no memory for WMI Management Event log buffer..\n");
  431. return QDF_STATUS_E_NOMEM;
  432. }
  433. mgmt_event_log_buf->p_buf_tail_idx = &mgmt_event_log_buf->buf_tail_idx;
  434. qdf_spinlock_create(&wmi_handle->log_info.wmi_record_lock);
  435. wmi_handle->log_info.wmi_logging_enable = 1;
  436. return QDF_STATUS_SUCCESS;
  437. }
  438. #endif
  439. /**
  440. * wmi_log_buffer_free() - Free all dynamic allocated buffer memory for
  441. * event logging
  442. * @wmi_handle: WMI handle.
  443. *
  444. * Return: None
  445. */
  446. #ifndef CONFIG_MCL
  447. static inline void wmi_log_buffer_free(struct wmi_unified *wmi_handle)
  448. {
  449. if (wmi_handle->log_info.wmi_command_log_buf_info.buf)
  450. qdf_mem_free(wmi_handle->log_info.wmi_command_log_buf_info.buf);
  451. if (wmi_handle->log_info.wmi_command_tx_cmp_log_buf_info.buf)
  452. qdf_mem_free(
  453. wmi_handle->log_info.wmi_command_tx_cmp_log_buf_info.buf);
  454. if (wmi_handle->log_info.wmi_event_log_buf_info.buf)
  455. qdf_mem_free(wmi_handle->log_info.wmi_event_log_buf_info.buf);
  456. if (wmi_handle->log_info.wmi_rx_event_log_buf_info.buf)
  457. qdf_mem_free(
  458. wmi_handle->log_info.wmi_rx_event_log_buf_info.buf);
  459. if (wmi_handle->log_info.wmi_mgmt_command_log_buf_info.buf)
  460. qdf_mem_free(
  461. wmi_handle->log_info.wmi_mgmt_command_log_buf_info.buf);
  462. if (wmi_handle->log_info.wmi_mgmt_command_tx_cmp_log_buf_info.buf)
  463. qdf_mem_free(
  464. wmi_handle->log_info.wmi_mgmt_command_tx_cmp_log_buf_info.buf);
  465. if (wmi_handle->log_info.wmi_mgmt_event_log_buf_info.buf)
  466. qdf_mem_free(
  467. wmi_handle->log_info.wmi_mgmt_event_log_buf_info.buf);
  468. wmi_handle->log_info.wmi_logging_enable = 0;
  469. qdf_spinlock_destroy(&wmi_handle->log_info.wmi_record_lock);
  470. }
  471. #else
  472. static inline void wmi_log_buffer_free(struct wmi_unified *wmi_handle)
  473. {
  474. /* Do Nothing */
  475. }
  476. #endif
  477. #ifdef CONFIG_MCL
  478. const int8_t * const debugfs_dir[MAX_WMI_INSTANCES] = {"WMI0"};
  479. #else
  480. const int8_t * const debugfs_dir[MAX_WMI_INSTANCES] = {"WMI0", "WMI1", "WMI2"};
  481. #endif
  482. /* debugfs routines*/
  483. /**
  484. * debug_wmi_##func_base##_show() - debugfs functions to display content of
  485. * command and event buffers. Macro uses max buffer length to display
  486. * buffer when it is wraparound.
  487. *
  488. * @m: debugfs handler to access wmi_handle
  489. * @v: Variable arguments (not used)
  490. *
  491. * Return: Length of characters printed
  492. */
  493. #define GENERATE_COMMAND_DEBUG_SHOW_FUNCS(func_base, wmi_ring_size) \
  494. static int debug_wmi_##func_base##_show(struct seq_file *m, \
  495. void *v) \
  496. { \
  497. wmi_unified_t wmi_handle = (wmi_unified_t) m->private; \
  498. struct wmi_log_buf_t *wmi_log = \
  499. &wmi_handle->log_info.wmi_##func_base##_buf_info;\
  500. int pos, nread, outlen; \
  501. int i; \
  502. \
  503. qdf_spin_lock(&wmi_handle->log_info.wmi_record_lock); \
  504. if (!wmi_log->length) { \
  505. qdf_spin_unlock(&wmi_handle->log_info.wmi_record_lock);\
  506. return seq_printf(m, \
  507. "no elements to read from ring buffer!\n"); \
  508. } \
  509. \
  510. if (wmi_log->length <= wmi_ring_size) \
  511. nread = wmi_log->length; \
  512. else \
  513. nread = wmi_ring_size; \
  514. \
  515. if (*(wmi_log->p_buf_tail_idx) == 0) \
  516. /* tail can be 0 after wrap-around */ \
  517. pos = wmi_ring_size - 1; \
  518. else \
  519. pos = *(wmi_log->p_buf_tail_idx) - 1; \
  520. \
  521. outlen = seq_printf(m, "Length = %d\n", wmi_log->length);\
  522. qdf_spin_unlock(&wmi_handle->log_info.wmi_record_lock); \
  523. while (nread--) { \
  524. struct wmi_command_debug *wmi_record; \
  525. \
  526. wmi_record = (struct wmi_command_debug *) \
  527. &(((struct wmi_command_debug *)wmi_log->buf)[pos]);\
  528. outlen += seq_printf(m, "CMD ID = %x\n", \
  529. (wmi_record->command)); \
  530. outlen += seq_printf(m, "CMD = "); \
  531. for (i = 0; i < (wmi_record_max_length/ \
  532. sizeof(uint32_t)); i++) \
  533. outlen += seq_printf(m, "%x ", \
  534. wmi_record->data[i]); \
  535. outlen += seq_printf(m, "\n"); \
  536. \
  537. if (pos == 0) \
  538. pos = wmi_ring_size - 1; \
  539. else \
  540. pos--; \
  541. } \
  542. \
  543. return outlen; \
  544. } \
  545. #define GENERATE_EVENT_DEBUG_SHOW_FUNCS(func_base, wmi_ring_size) \
  546. static int debug_wmi_##func_base##_show(struct seq_file *m, \
  547. void *v) \
  548. { \
  549. wmi_unified_t wmi_handle = (wmi_unified_t) m->private; \
  550. struct wmi_log_buf_t *wmi_log = \
  551. &wmi_handle->log_info.wmi_##func_base##_buf_info;\
  552. int pos, nread, outlen; \
  553. int i; \
  554. \
  555. qdf_spin_lock(&wmi_handle->log_info.wmi_record_lock); \
  556. if (!wmi_log->length) { \
  557. qdf_spin_unlock(&wmi_handle->log_info.wmi_record_lock);\
  558. return seq_printf(m, \
  559. "no elements to read from ring buffer!\n"); \
  560. } \
  561. \
  562. if (wmi_log->length <= wmi_ring_size) \
  563. nread = wmi_log->length; \
  564. else \
  565. nread = wmi_ring_size; \
  566. \
  567. if (*(wmi_log->p_buf_tail_idx) == 0) \
  568. /* tail can be 0 after wrap-around */ \
  569. pos = wmi_ring_size - 1; \
  570. else \
  571. pos = *(wmi_log->p_buf_tail_idx) - 1; \
  572. \
  573. outlen = seq_printf(m, "Length = %d\n", wmi_log->length);\
  574. qdf_spin_unlock(&wmi_handle->log_info.wmi_record_lock); \
  575. while (nread--) { \
  576. struct wmi_event_debug *wmi_record; \
  577. \
  578. wmi_record = (struct wmi_event_debug *) \
  579. &(((struct wmi_event_debug *)wmi_log->buf)[pos]);\
  580. outlen += seq_printf(m, "Event ID = %x\n", \
  581. (wmi_record->event)); \
  582. outlen += seq_printf(m, "CMD = "); \
  583. for (i = 0; i < (wmi_record_max_length/ \
  584. sizeof(uint32_t)); i++) \
  585. outlen += seq_printf(m, "%x ", \
  586. wmi_record->data[i]); \
  587. outlen += seq_printf(m, "\n"); \
  588. \
  589. if (pos == 0) \
  590. pos = wmi_ring_size - 1; \
  591. else \
  592. pos--; \
  593. } \
  594. \
  595. return outlen; \
  596. }
  597. GENERATE_COMMAND_DEBUG_SHOW_FUNCS(command_log, wmi_display_size);
  598. GENERATE_COMMAND_DEBUG_SHOW_FUNCS(command_tx_cmp_log, wmi_display_size);
  599. GENERATE_EVENT_DEBUG_SHOW_FUNCS(event_log, wmi_display_size);
  600. GENERATE_EVENT_DEBUG_SHOW_FUNCS(rx_event_log, wmi_display_size);
  601. GENERATE_COMMAND_DEBUG_SHOW_FUNCS(mgmt_command_log, wmi_display_size);
  602. GENERATE_COMMAND_DEBUG_SHOW_FUNCS(mgmt_command_tx_cmp_log,
  603. wmi_display_size);
  604. GENERATE_EVENT_DEBUG_SHOW_FUNCS(mgmt_event_log, wmi_display_size);
  605. /**
  606. * debug_wmi_enable_show() - debugfs functions to display enable state of
  607. * wmi logging feature.
  608. *
  609. * @m: debugfs handler to access wmi_handle
  610. * @v: Variable arguments (not used)
  611. *
  612. * Return: always 1
  613. */
  614. static int debug_wmi_enable_show(struct seq_file *m, void *v)
  615. {
  616. wmi_unified_t wmi_handle = (wmi_unified_t) m->private;
  617. return seq_printf(m, "%d\n", wmi_handle->log_info.wmi_logging_enable);
  618. }
  619. /**
  620. * debug_wmi_log_size_show() - debugfs functions to display configured size of
  621. * wmi logging command/event buffer and management command/event buffer.
  622. *
  623. * @m: debugfs handler to access wmi_handle
  624. * @v: Variable arguments (not used)
  625. *
  626. * Return: Length of characters printed
  627. */
  628. static int debug_wmi_log_size_show(struct seq_file *m, void *v)
  629. {
  630. seq_printf(m, "WMI command/event log max size:%d\n", wmi_log_max_entry);
  631. return seq_printf(m, "WMI management command/events log max size:%d\n",
  632. wmi_mgmt_log_max_entry);
  633. }
  634. /**
  635. * debug_wmi_##func_base##_write() - debugfs functions to clear
  636. * wmi logging command/event buffer and management command/event buffer.
  637. *
  638. * @file: file handler to access wmi_handle
  639. * @buf: received data buffer
  640. * @count: length of received buffer
  641. * @ppos: Not used
  642. *
  643. * Return: count
  644. */
  645. #define GENERATE_DEBUG_WRITE_FUNCS(func_base, wmi_ring_size, wmi_record_type)\
  646. static ssize_t debug_wmi_##func_base##_write(struct file *file, \
  647. const char __user *buf, \
  648. size_t count, loff_t *ppos) \
  649. { \
  650. int k, ret; \
  651. wmi_unified_t wmi_handle = file->private_data; \
  652. struct wmi_log_buf_t *wmi_log = &wmi_handle->log_info. \
  653. wmi_##func_base##_buf_info; \
  654. \
  655. ret = sscanf(buf, "%d", &k); \
  656. if ((ret != 1) || (k != 0)) { \
  657. qdf_print("Wrong input, echo 0 to clear the wmi buffer\n");\
  658. return -EINVAL; \
  659. } \
  660. \
  661. qdf_spin_lock(&wmi_handle->log_info.wmi_record_lock); \
  662. qdf_mem_zero(wmi_log->buf, wmi_ring_size * \
  663. sizeof(struct wmi_record_type)); \
  664. wmi_log->length = 0; \
  665. *(wmi_log->p_buf_tail_idx) = 0; \
  666. qdf_spin_unlock(&wmi_handle->log_info.wmi_record_lock); \
  667. \
  668. return count; \
  669. }
  670. GENERATE_DEBUG_WRITE_FUNCS(command_log, wmi_log_max_entry,
  671. wmi_command_debug);
  672. GENERATE_DEBUG_WRITE_FUNCS(command_tx_cmp_log, wmi_log_max_entry,
  673. wmi_command_debug);
  674. GENERATE_DEBUG_WRITE_FUNCS(event_log, wmi_log_max_entry,
  675. wmi_event_debug);
  676. GENERATE_DEBUG_WRITE_FUNCS(rx_event_log, wmi_log_max_entry,
  677. wmi_event_debug);
  678. GENERATE_DEBUG_WRITE_FUNCS(mgmt_command_log, wmi_mgmt_log_max_entry,
  679. wmi_command_debug);
  680. GENERATE_DEBUG_WRITE_FUNCS(mgmt_command_tx_cmp_log,
  681. wmi_mgmt_log_max_entry, wmi_command_debug);
  682. GENERATE_DEBUG_WRITE_FUNCS(mgmt_event_log, wmi_mgmt_log_max_entry,
  683. wmi_event_debug);
  684. /**
  685. * debug_wmi_enable_write() - debugfs functions to enable/disable
  686. * wmi logging feature.
  687. *
  688. * @file: file handler to access wmi_handle
  689. * @buf: received data buffer
  690. * @count: length of received buffer
  691. * @ppos: Not used
  692. *
  693. * Return: count
  694. */
  695. static ssize_t debug_wmi_enable_write(struct file *file, const char __user *buf,
  696. size_t count, loff_t *ppos)
  697. {
  698. wmi_unified_t wmi_handle = file->private_data;
  699. int k, ret;
  700. ret = sscanf(buf, "%d", &k);
  701. if ((ret != 1) || ((k != 0) && (k != 1)))
  702. return -EINVAL;
  703. wmi_handle->log_info.wmi_logging_enable = k;
  704. return count;
  705. }
  706. /**
  707. * debug_wmi_log_size_write() - reserved.
  708. *
  709. * @file: file handler to access wmi_handle
  710. * @buf: received data buffer
  711. * @count: length of received buffer
  712. * @ppos: Not used
  713. *
  714. * Return: count
  715. */
  716. static ssize_t debug_wmi_log_size_write(struct file *file,
  717. const char __user *buf, size_t count, loff_t *ppos)
  718. {
  719. return -EINVAL;
  720. }
  721. /* Structure to maintain debug information */
  722. struct wmi_debugfs_info {
  723. const char *name;
  724. struct dentry *de[MAX_WMI_INSTANCES];
  725. const struct file_operations *ops;
  726. };
  727. #define DEBUG_FOO(func_base) { .name = #func_base, \
  728. .ops = &debug_##func_base##_ops }
  729. /**
  730. * debug_##func_base##_open() - Open debugfs entry for respective command
  731. * and event buffer.
  732. *
  733. * @inode: node for debug dir entry
  734. * @file: file handler
  735. *
  736. * Return: open status
  737. */
  738. #define GENERATE_DEBUG_STRUCTS(func_base) \
  739. static int debug_##func_base##_open(struct inode *inode, \
  740. struct file *file) \
  741. { \
  742. return single_open(file, debug_##func_base##_show, \
  743. inode->i_private); \
  744. } \
  745. \
  746. \
  747. static struct file_operations debug_##func_base##_ops = { \
  748. .open = debug_##func_base##_open, \
  749. .read = seq_read, \
  750. .llseek = seq_lseek, \
  751. .write = debug_##func_base##_write, \
  752. .release = single_release, \
  753. };
  754. GENERATE_DEBUG_STRUCTS(wmi_command_log);
  755. GENERATE_DEBUG_STRUCTS(wmi_command_tx_cmp_log);
  756. GENERATE_DEBUG_STRUCTS(wmi_event_log);
  757. GENERATE_DEBUG_STRUCTS(wmi_rx_event_log);
  758. GENERATE_DEBUG_STRUCTS(wmi_mgmt_command_log);
  759. GENERATE_DEBUG_STRUCTS(wmi_mgmt_command_tx_cmp_log);
  760. GENERATE_DEBUG_STRUCTS(wmi_mgmt_event_log);
  761. GENERATE_DEBUG_STRUCTS(wmi_enable);
  762. GENERATE_DEBUG_STRUCTS(wmi_log_size);
  763. struct wmi_debugfs_info wmi_debugfs_infos[] = {
  764. DEBUG_FOO(wmi_command_log),
  765. DEBUG_FOO(wmi_command_tx_cmp_log),
  766. DEBUG_FOO(wmi_event_log),
  767. DEBUG_FOO(wmi_rx_event_log),
  768. DEBUG_FOO(wmi_mgmt_command_log),
  769. DEBUG_FOO(wmi_mgmt_command_tx_cmp_log),
  770. DEBUG_FOO(wmi_mgmt_event_log),
  771. DEBUG_FOO(wmi_enable),
  772. DEBUG_FOO(wmi_log_size),
  773. };
  774. #define NUM_DEBUG_INFOS (sizeof(wmi_debugfs_infos) / \
  775. sizeof(wmi_debugfs_infos[0]))
  776. /**
  777. * wmi_debugfs_create() - Create debug_fs entry for wmi logging.
  778. *
  779. * @wmi_handle: wmi handle
  780. * @par_entry: debug directory entry
  781. * @id: Index to debug info data array
  782. *
  783. * Return: none
  784. */
  785. static void wmi_debugfs_create(wmi_unified_t wmi_handle,
  786. struct dentry *par_entry, int id)
  787. {
  788. int i;
  789. if (par_entry == NULL || (id < 0) || (id >= MAX_WMI_INSTANCES))
  790. goto out;
  791. for (i = 0; i < NUM_DEBUG_INFOS; ++i) {
  792. wmi_debugfs_infos[i].de[id] = debugfs_create_file(
  793. wmi_debugfs_infos[i].name, 0644, par_entry,
  794. wmi_handle, wmi_debugfs_infos[i].ops);
  795. if (wmi_debugfs_infos[i].de[id] == NULL) {
  796. qdf_print("%s: debug Entry creation failed!\n",
  797. __func__);
  798. goto out;
  799. }
  800. }
  801. return;
  802. out:
  803. qdf_print("%s: debug Entry creation failed!\n", __func__);
  804. wmi_log_buffer_free(wmi_handle);
  805. return;
  806. }
  807. /**
  808. * wmi_debugfs_remove() - Remove debugfs entry for wmi logging.
  809. * @wmi_handle: wmi handle
  810. * @dentry: debugfs directory entry
  811. * @id: Index to debug info data array
  812. *
  813. * Return: none
  814. */
  815. static void wmi_debugfs_remove(wmi_unified_t wmi_handle)
  816. {
  817. int i;
  818. struct dentry *dentry = wmi_handle->log_info.wmi_log_debugfs_dir;
  819. int id = wmi_handle->log_info.wmi_instance_id;
  820. if (dentry && (!(id < 0) || (id >= MAX_WMI_INSTANCES))) {
  821. for (i = 0; i < NUM_DEBUG_INFOS; ++i) {
  822. if (wmi_debugfs_infos[i].de[id])
  823. wmi_debugfs_infos[i].de[id] = NULL;
  824. }
  825. }
  826. if (dentry)
  827. debugfs_remove_recursive(dentry);
  828. }
  829. /**
  830. * wmi_debugfs_init() - debugfs functions to create debugfs directory and to
  831. * create debugfs enteries.
  832. *
  833. * @h: wmi handler
  834. *
  835. * Return: init status
  836. */
  837. static QDF_STATUS wmi_debugfs_init(wmi_unified_t wmi_handle)
  838. {
  839. static int wmi_index;
  840. if (wmi_index < MAX_WMI_INSTANCES)
  841. wmi_handle->log_info.wmi_log_debugfs_dir =
  842. debugfs_create_dir(debugfs_dir[wmi_index], NULL);
  843. if (wmi_handle->log_info.wmi_log_debugfs_dir == NULL) {
  844. qdf_print("error while creating debugfs dir for %s\n",
  845. debugfs_dir[wmi_index]);
  846. return QDF_STATUS_E_FAILURE;
  847. }
  848. wmi_debugfs_create(wmi_handle, wmi_handle->log_info.wmi_log_debugfs_dir,
  849. wmi_index);
  850. wmi_handle->log_info.wmi_instance_id = wmi_index++;
  851. return QDF_STATUS_SUCCESS;
  852. }
  853. /**
  854. * wmi_mgmt_cmd_record() - Wrapper function for mgmt command logging macro
  855. *
  856. * @wmi_handle: wmi handle
  857. * @cmd: mgmt command
  858. * @header: pointer to 802.11 header
  859. * @vdev_id: vdev id
  860. * @chanfreq: channel frequency
  861. *
  862. * Return: none
  863. */
  864. void wmi_mgmt_cmd_record(wmi_unified_t wmi_handle, uint32_t cmd,
  865. void *header, uint32_t vdev_id, uint32_t chanfreq)
  866. {
  867. uint32_t data[CUSTOM_MGMT_CMD_DATA_SIZE];
  868. data[0] = ((struct wmi_command_header *)header)->type;
  869. data[1] = ((struct wmi_command_header *)header)->sub_type;
  870. data[2] = vdev_id;
  871. data[3] = chanfreq;
  872. qdf_spin_lock_bh(&wmi_handle->log_info.wmi_record_lock);
  873. WMI_MGMT_COMMAND_RECORD(wmi_handle, cmd, data);
  874. qdf_spin_unlock_bh(&wmi_handle->log_info.wmi_record_lock);
  875. }
  876. #else
  877. /**
  878. * wmi_debugfs_remove() - Remove debugfs entry for wmi logging.
  879. * @wmi_handle: wmi handle
  880. * @dentry: debugfs directory entry
  881. * @id: Index to debug info data array
  882. *
  883. * Return: none
  884. */
  885. static void wmi_debugfs_remove(wmi_unified_t wmi_handle) { }
  886. void wmi_mgmt_cmd_record(wmi_unified_t wmi_handle, uint32_t cmd,
  887. void *header, uint32_t vdev_id, uint32_t chanfreq) { }
  888. #endif /*WMI_INTERFACE_EVENT_LOGGING */
  889. int wmi_get_host_credits(wmi_unified_t wmi_handle);
  890. /* WMI buffer APIs */
  891. #ifdef MEMORY_DEBUG
  892. wmi_buf_t
  893. wmi_buf_alloc_debug(wmi_unified_t wmi_handle, uint16_t len, uint8_t *file_name,
  894. uint32_t line_num)
  895. {
  896. wmi_buf_t wmi_buf;
  897. if (roundup(len + WMI_MIN_HEAD_ROOM, 4) > wmi_handle->max_msg_len) {
  898. QDF_ASSERT(0);
  899. return NULL;
  900. }
  901. wmi_buf = qdf_nbuf_alloc_debug(NULL,
  902. roundup(len + WMI_MIN_HEAD_ROOM, 4),
  903. WMI_MIN_HEAD_ROOM, 4, false, file_name,
  904. line_num);
  905. if (!wmi_buf)
  906. return NULL;
  907. /* Clear the wmi buffer */
  908. OS_MEMZERO(qdf_nbuf_data(wmi_buf), len);
  909. /*
  910. * Set the length of the buffer to match the allocation size.
  911. */
  912. qdf_nbuf_set_pktlen(wmi_buf, len);
  913. return wmi_buf;
  914. }
  915. void wmi_buf_free(wmi_buf_t net_buf)
  916. {
  917. qdf_nbuf_free(net_buf);
  918. }
  919. #else
  920. wmi_buf_t wmi_buf_alloc(wmi_unified_t wmi_handle, uint16_t len)
  921. {
  922. wmi_buf_t wmi_buf;
  923. if (roundup(len + WMI_MIN_HEAD_ROOM, 4) > wmi_handle->max_msg_len) {
  924. QDF_ASSERT(0);
  925. return NULL;
  926. }
  927. wmi_buf = qdf_nbuf_alloc(NULL, roundup(len + WMI_MIN_HEAD_ROOM, 4),
  928. WMI_MIN_HEAD_ROOM, 4, false);
  929. if (!wmi_buf)
  930. return NULL;
  931. /* Clear the wmi buffer */
  932. OS_MEMZERO(qdf_nbuf_data(wmi_buf), len);
  933. /*
  934. * Set the length of the buffer to match the allocation size.
  935. */
  936. qdf_nbuf_set_pktlen(wmi_buf, len);
  937. return wmi_buf;
  938. }
  939. void wmi_buf_free(wmi_buf_t net_buf)
  940. {
  941. qdf_nbuf_free(net_buf);
  942. }
  943. #endif
  944. /**
  945. * wmi_get_max_msg_len() - get maximum WMI message length
  946. * @wmi_handle: WMI handle.
  947. *
  948. * This function returns the maximum WMI message length
  949. *
  950. * Return: maximum WMI message length
  951. */
  952. uint16_t wmi_get_max_msg_len(wmi_unified_t wmi_handle)
  953. {
  954. return wmi_handle->max_msg_len - WMI_MIN_HEAD_ROOM;
  955. }
  956. #ifdef CONFIG_MCL
  957. static uint8_t *wmi_id_to_name(uint32_t wmi_command)
  958. {
  959. switch (wmi_command) {
  960. /* initialize the wlan sub system */
  961. CASE_RETURN_STRING(WMI_INIT_CMDID);
  962. /* Scan specific commands */
  963. /* start scan request to FW */
  964. CASE_RETURN_STRING(WMI_START_SCAN_CMDID);
  965. /* stop scan request to FW */
  966. CASE_RETURN_STRING(WMI_STOP_SCAN_CMDID);
  967. /* full list of channels as defined by the regulatory
  968. * that will be used by scanner */
  969. CASE_RETURN_STRING(WMI_SCAN_CHAN_LIST_CMDID);
  970. /* overwrite default priority table in scan scheduler */
  971. CASE_RETURN_STRING(WMI_SCAN_SCH_PRIO_TBL_CMDID);
  972. /* This command to adjust the priority and min.max_rest_time
  973. * of an on ongoing scan request.
  974. */
  975. CASE_RETURN_STRING(WMI_SCAN_UPDATE_REQUEST_CMDID);
  976. /* PDEV(physical device) specific commands */
  977. /* set regulatorty ctl id used by FW to determine the exact
  978. * ctl power limits */
  979. CASE_RETURN_STRING(WMI_PDEV_SET_REGDOMAIN_CMDID);
  980. /* set channel. mainly used for supporting monitor mode */
  981. CASE_RETURN_STRING(WMI_PDEV_SET_CHANNEL_CMDID);
  982. /* set pdev specific parameters */
  983. CASE_RETURN_STRING(WMI_PDEV_SET_PARAM_CMDID);
  984. /* enable packet log */
  985. CASE_RETURN_STRING(WMI_PDEV_PKTLOG_ENABLE_CMDID);
  986. /* disable packet log*/
  987. CASE_RETURN_STRING(WMI_PDEV_PKTLOG_DISABLE_CMDID);
  988. /* set wmm parameters */
  989. CASE_RETURN_STRING(WMI_PDEV_SET_WMM_PARAMS_CMDID);
  990. /* set HT cap ie that needs to be carried probe requests
  991. * HT/VHT channels */
  992. CASE_RETURN_STRING(WMI_PDEV_SET_HT_CAP_IE_CMDID);
  993. /* set VHT cap ie that needs to be carried on probe
  994. * requests on VHT channels */
  995. CASE_RETURN_STRING(WMI_PDEV_SET_VHT_CAP_IE_CMDID);
  996. /* Command to send the DSCP-to-TID map to the target */
  997. CASE_RETURN_STRING(WMI_PDEV_SET_DSCP_TID_MAP_CMDID);
  998. /* set quiet ie parameters. primarily used in AP mode */
  999. CASE_RETURN_STRING(WMI_PDEV_SET_QUIET_MODE_CMDID);
  1000. /* Enable/Disable Green AP Power Save */
  1001. CASE_RETURN_STRING(WMI_PDEV_GREEN_AP_PS_ENABLE_CMDID);
  1002. /* get TPC config for the current operating channel */
  1003. CASE_RETURN_STRING(WMI_PDEV_GET_TPC_CONFIG_CMDID);
  1004. /* set the base MAC address for the physical device before
  1005. * a VDEV is created. For firmware that does not support
  1006. * this feature and this command, the pdev MAC address will
  1007. * not be changed. */
  1008. CASE_RETURN_STRING(WMI_PDEV_SET_BASE_MACADDR_CMDID);
  1009. /* eeprom content dump , the same to bdboard data */
  1010. CASE_RETURN_STRING(WMI_PDEV_DUMP_CMDID);
  1011. /* VDEV(virtual device) specific commands */
  1012. /* vdev create */
  1013. CASE_RETURN_STRING(WMI_VDEV_CREATE_CMDID);
  1014. /* vdev delete */
  1015. CASE_RETURN_STRING(WMI_VDEV_DELETE_CMDID);
  1016. /* vdev start request */
  1017. CASE_RETURN_STRING(WMI_VDEV_START_REQUEST_CMDID);
  1018. /* vdev restart request (RX only, NO TX, used for CAC period)*/
  1019. CASE_RETURN_STRING(WMI_VDEV_RESTART_REQUEST_CMDID);
  1020. /* vdev up request */
  1021. CASE_RETURN_STRING(WMI_VDEV_UP_CMDID);
  1022. /* vdev stop request */
  1023. CASE_RETURN_STRING(WMI_VDEV_STOP_CMDID);
  1024. /* vdev down request */
  1025. CASE_RETURN_STRING(WMI_VDEV_DOWN_CMDID);
  1026. /* set a vdev param */
  1027. CASE_RETURN_STRING(WMI_VDEV_SET_PARAM_CMDID);
  1028. /* set a key (used for setting per peer unicast
  1029. * and per vdev multicast) */
  1030. CASE_RETURN_STRING(WMI_VDEV_INSTALL_KEY_CMDID);
  1031. /* wnm sleep mode command */
  1032. CASE_RETURN_STRING(WMI_VDEV_WNM_SLEEPMODE_CMDID);
  1033. CASE_RETURN_STRING(WMI_VDEV_WMM_ADDTS_CMDID);
  1034. CASE_RETURN_STRING(WMI_VDEV_WMM_DELTS_CMDID);
  1035. CASE_RETURN_STRING(WMI_VDEV_SET_WMM_PARAMS_CMDID);
  1036. CASE_RETURN_STRING(WMI_VDEV_SET_GTX_PARAMS_CMDID);
  1037. CASE_RETURN_STRING(WMI_VDEV_IPSEC_NATKEEPALIVE_FILTER_CMDID);
  1038. CASE_RETURN_STRING(WMI_VDEV_PLMREQ_START_CMDID);
  1039. CASE_RETURN_STRING(WMI_VDEV_PLMREQ_STOP_CMDID);
  1040. CASE_RETURN_STRING(WMI_VDEV_TSF_TSTAMP_ACTION_CMDID);
  1041. CASE_RETURN_STRING(WMI_VDEV_SET_IE_CMDID);
  1042. /* peer specific commands */
  1043. /** create a peer */
  1044. CASE_RETURN_STRING(WMI_PEER_CREATE_CMDID);
  1045. /** delete a peer */
  1046. CASE_RETURN_STRING(WMI_PEER_DELETE_CMDID);
  1047. /** flush specific tid queues of a peer */
  1048. CASE_RETURN_STRING(WMI_PEER_FLUSH_TIDS_CMDID);
  1049. /** set a parameter of a peer */
  1050. CASE_RETURN_STRING(WMI_PEER_SET_PARAM_CMDID);
  1051. /* set peer to associated state. will cary all parameters
  1052. * determined during assocication time */
  1053. CASE_RETURN_STRING(WMI_PEER_ASSOC_CMDID);
  1054. /* add a wds (4 address ) entry. used only for testing
  1055. * WDS feature on AP products */
  1056. CASE_RETURN_STRING(WMI_PEER_ADD_WDS_ENTRY_CMDID);
  1057. /* remove wds (4 address ) entry. used only for testing WDS
  1058. * feature on AP products */
  1059. CASE_RETURN_STRING(WMI_PEER_REMOVE_WDS_ENTRY_CMDID);
  1060. /* set up mcast info for multicast to unicast conversion */
  1061. CASE_RETURN_STRING(WMI_PEER_MCAST_GROUP_CMDID);
  1062. /* request peer info from FW to get PEER_INFO_EVENTID */
  1063. CASE_RETURN_STRING(WMI_PEER_INFO_REQ_CMDID);
  1064. /* beacon/management specific commands */
  1065. /* transmit beacon by reference. used for transmitting beacon
  1066. * on low latency interface like pcie */
  1067. CASE_RETURN_STRING(WMI_BCN_TX_CMDID);
  1068. /* transmit beacon by value */
  1069. CASE_RETURN_STRING(WMI_PDEV_SEND_BCN_CMDID);
  1070. /* set the beacon template. used in beacon offload mode to setup
  1071. * the common beacon template with the FW to be used by FW to
  1072. * generate beacons */
  1073. CASE_RETURN_STRING(WMI_BCN_TMPL_CMDID);
  1074. /* set beacon filter with FW */
  1075. CASE_RETURN_STRING(WMI_BCN_FILTER_RX_CMDID);
  1076. /* enable/disable filtering of probe requests in the firmware */
  1077. CASE_RETURN_STRING(WMI_PRB_REQ_FILTER_RX_CMDID);
  1078. /* transmit management frame by value. will be deprecated */
  1079. CASE_RETURN_STRING(WMI_MGMT_TX_CMDID);
  1080. /* set the probe response template. used in beacon offload mode
  1081. * to setup the common probe response template with the FW to
  1082. * be used by FW to generate probe responses */
  1083. CASE_RETURN_STRING(WMI_PRB_TMPL_CMDID);
  1084. /* commands to directly control ba negotiation directly from
  1085. * host. only used in test mode */
  1086. /* turn off FW Auto addba mode and let host control addba */
  1087. CASE_RETURN_STRING(WMI_ADDBA_CLEAR_RESP_CMDID);
  1088. /* send add ba request */
  1089. CASE_RETURN_STRING(WMI_ADDBA_SEND_CMDID);
  1090. CASE_RETURN_STRING(WMI_ADDBA_STATUS_CMDID);
  1091. /* send del ba */
  1092. CASE_RETURN_STRING(WMI_DELBA_SEND_CMDID);
  1093. /* set add ba response will be used by FW to generate
  1094. * addba response*/
  1095. CASE_RETURN_STRING(WMI_ADDBA_SET_RESP_CMDID);
  1096. /* send single VHT MPDU with AMSDU */
  1097. CASE_RETURN_STRING(WMI_SEND_SINGLEAMSDU_CMDID);
  1098. /* Station power save specific config */
  1099. /* enable/disable station powersave */
  1100. CASE_RETURN_STRING(WMI_STA_POWERSAVE_MODE_CMDID);
  1101. /* set station power save specific parameter */
  1102. CASE_RETURN_STRING(WMI_STA_POWERSAVE_PARAM_CMDID);
  1103. /* set station mimo powersave mode */
  1104. CASE_RETURN_STRING(WMI_STA_MIMO_PS_MODE_CMDID);
  1105. /* DFS-specific commands */
  1106. /* enable DFS (radar detection)*/
  1107. CASE_RETURN_STRING(WMI_PDEV_DFS_ENABLE_CMDID);
  1108. /* disable DFS (radar detection)*/
  1109. CASE_RETURN_STRING(WMI_PDEV_DFS_DISABLE_CMDID);
  1110. /* enable DFS phyerr/parse filter offload */
  1111. CASE_RETURN_STRING(WMI_DFS_PHYERR_FILTER_ENA_CMDID);
  1112. /* enable DFS phyerr/parse filter offload */
  1113. CASE_RETURN_STRING(WMI_DFS_PHYERR_FILTER_DIS_CMDID);
  1114. /* Roaming specific commands */
  1115. /* set roam scan mode */
  1116. CASE_RETURN_STRING(WMI_ROAM_SCAN_MODE);
  1117. /* set roam scan rssi threshold below which roam
  1118. * scan is enabled */
  1119. CASE_RETURN_STRING(WMI_ROAM_SCAN_RSSI_THRESHOLD);
  1120. /* set roam scan period for periodic roam scan mode */
  1121. CASE_RETURN_STRING(WMI_ROAM_SCAN_PERIOD);
  1122. /* set roam scan trigger rssi change threshold */
  1123. CASE_RETURN_STRING(WMI_ROAM_SCAN_RSSI_CHANGE_THRESHOLD);
  1124. /* set roam AP profile */
  1125. CASE_RETURN_STRING(WMI_ROAM_AP_PROFILE);
  1126. /* set channel list for roam scans */
  1127. CASE_RETURN_STRING(WMI_ROAM_CHAN_LIST);
  1128. /* offload scan specific commands */
  1129. /* set offload scan AP profile */
  1130. CASE_RETURN_STRING(WMI_OFL_SCAN_ADD_AP_PROFILE);
  1131. /* remove offload scan AP profile */
  1132. CASE_RETURN_STRING(WMI_OFL_SCAN_REMOVE_AP_PROFILE);
  1133. /* set offload scan period */
  1134. CASE_RETURN_STRING(WMI_OFL_SCAN_PERIOD);
  1135. /* P2P specific commands */
  1136. /* set P2P device info. FW will used by FW to create P2P IE
  1137. * to be carried in probe response generated during p2p listen
  1138. * and for p2p discoverability */
  1139. CASE_RETURN_STRING(WMI_P2P_DEV_SET_DEVICE_INFO);
  1140. /* enable/disable p2p discoverability on STA/AP VDEVs */
  1141. CASE_RETURN_STRING(WMI_P2P_DEV_SET_DISCOVERABILITY);
  1142. /* set p2p ie to be carried in beacons generated by FW for GO */
  1143. CASE_RETURN_STRING(WMI_P2P_GO_SET_BEACON_IE);
  1144. /* set p2p ie to be carried in probe response frames generated
  1145. * by FW for GO */
  1146. CASE_RETURN_STRING(WMI_P2P_GO_SET_PROBE_RESP_IE);
  1147. /* set the vendor specific p2p ie data.
  1148. * FW will use this to parse the P2P NoA
  1149. * attribute in the beacons/probe responses received.
  1150. */
  1151. CASE_RETURN_STRING(WMI_P2P_SET_VENDOR_IE_DATA_CMDID);
  1152. /* set the configure of p2p find offload */
  1153. CASE_RETURN_STRING(WMI_P2P_DISC_OFFLOAD_CONFIG_CMDID);
  1154. /* set the vendor specific p2p ie data for p2p find offload */
  1155. CASE_RETURN_STRING(WMI_P2P_DISC_OFFLOAD_APPIE_CMDID);
  1156. /* set the BSSID/device name pattern of p2p find offload */
  1157. CASE_RETURN_STRING(WMI_P2P_DISC_OFFLOAD_PATTERN_CMDID);
  1158. /* set OppPS related parameters **/
  1159. CASE_RETURN_STRING(WMI_P2P_SET_OPPPS_PARAM_CMDID);
  1160. /* AP power save specific config
  1161. * set AP power save specific param */
  1162. CASE_RETURN_STRING(WMI_AP_PS_PEER_PARAM_CMDID);
  1163. /* set AP UAPSD coex pecific param */
  1164. CASE_RETURN_STRING(WMI_AP_PS_PEER_UAPSD_COEX_CMDID);
  1165. /* Rate-control specific commands */
  1166. CASE_RETURN_STRING(WMI_PEER_RATE_RETRY_SCHED_CMDID);
  1167. /* WLAN Profiling commands. */
  1168. CASE_RETURN_STRING(WMI_WLAN_PROFILE_TRIGGER_CMDID);
  1169. CASE_RETURN_STRING(WMI_WLAN_PROFILE_SET_HIST_INTVL_CMDID);
  1170. CASE_RETURN_STRING(WMI_WLAN_PROFILE_GET_PROFILE_DATA_CMDID);
  1171. CASE_RETURN_STRING(WMI_WLAN_PROFILE_ENABLE_PROFILE_ID_CMDID);
  1172. CASE_RETURN_STRING(WMI_WLAN_PROFILE_LIST_PROFILE_ID_CMDID);
  1173. /* Suspend resume command Ids */
  1174. CASE_RETURN_STRING(WMI_PDEV_SUSPEND_CMDID);
  1175. CASE_RETURN_STRING(WMI_PDEV_RESUME_CMDID);
  1176. /* Beacon filter commands */
  1177. /* add a beacon filter */
  1178. CASE_RETURN_STRING(WMI_ADD_BCN_FILTER_CMDID);
  1179. /* remove a beacon filter */
  1180. CASE_RETURN_STRING(WMI_RMV_BCN_FILTER_CMDID);
  1181. /* WOW Specific WMI commands */
  1182. /* add pattern for awake */
  1183. CASE_RETURN_STRING(WMI_WOW_ADD_WAKE_PATTERN_CMDID);
  1184. /* deleta a wake pattern */
  1185. CASE_RETURN_STRING(WMI_WOW_DEL_WAKE_PATTERN_CMDID);
  1186. /* enable/deisable wake event */
  1187. CASE_RETURN_STRING(WMI_WOW_ENABLE_DISABLE_WAKE_EVENT_CMDID);
  1188. /* enable WOW */
  1189. CASE_RETURN_STRING(WMI_WOW_ENABLE_CMDID);
  1190. /* host woke up from sleep event to FW. Generated in response
  1191. * to WOW Hardware event */
  1192. CASE_RETURN_STRING(WMI_WOW_HOSTWAKEUP_FROM_SLEEP_CMDID);
  1193. /* RTT measurement related cmd */
  1194. /* reques to make an RTT measurement */
  1195. CASE_RETURN_STRING(WMI_RTT_MEASREQ_CMDID);
  1196. /* reques to report a tsf measurement */
  1197. CASE_RETURN_STRING(WMI_RTT_TSF_CMDID);
  1198. /* spectral scan command */
  1199. /* configure spectral scan */
  1200. CASE_RETURN_STRING(WMI_VDEV_SPECTRAL_SCAN_CONFIGURE_CMDID);
  1201. /* enable/disable spectral scan and trigger */
  1202. CASE_RETURN_STRING(WMI_VDEV_SPECTRAL_SCAN_ENABLE_CMDID);
  1203. /* F/W stats */
  1204. /* one time request for stats */
  1205. CASE_RETURN_STRING(WMI_REQUEST_STATS_CMDID);
  1206. /* Push MCC Adaptive Scheduler Stats to Firmware */
  1207. CASE_RETURN_STRING(WMI_MCC_SCHED_TRAFFIC_STATS_CMDID);
  1208. /* ARP OFFLOAD REQUEST*/
  1209. CASE_RETURN_STRING(WMI_SET_ARP_NS_OFFLOAD_CMDID);
  1210. /* Proactive ARP Response Add Pattern Command*/
  1211. CASE_RETURN_STRING(WMI_ADD_PROACTIVE_ARP_RSP_PATTERN_CMDID);
  1212. /* Proactive ARP Response Del Pattern Command*/
  1213. CASE_RETURN_STRING(WMI_DEL_PROACTIVE_ARP_RSP_PATTERN_CMDID);
  1214. /* NS offload confid*/
  1215. CASE_RETURN_STRING(WMI_NETWORK_LIST_OFFLOAD_CONFIG_CMDID);
  1216. /* GTK offload Specific WMI commands */
  1217. CASE_RETURN_STRING(WMI_GTK_OFFLOAD_CMDID);
  1218. /* CSA offload Specific WMI commands */
  1219. /* csa offload enable */
  1220. CASE_RETURN_STRING(WMI_CSA_OFFLOAD_ENABLE_CMDID);
  1221. /* chan switch command */
  1222. CASE_RETURN_STRING(WMI_CSA_OFFLOAD_CHANSWITCH_CMDID);
  1223. /* Chatter commands */
  1224. /* Change chatter mode of operation */
  1225. CASE_RETURN_STRING(WMI_CHATTER_SET_MODE_CMDID);
  1226. /* chatter add coalescing filter command */
  1227. CASE_RETURN_STRING(WMI_CHATTER_ADD_COALESCING_FILTER_CMDID);
  1228. /* chatter delete coalescing filter command */
  1229. CASE_RETURN_STRING(WMI_CHATTER_DELETE_COALESCING_FILTER_CMDID);
  1230. /* chatter coalecing query command */
  1231. CASE_RETURN_STRING(WMI_CHATTER_COALESCING_QUERY_CMDID);
  1232. /* addba specific commands */
  1233. /* start the aggregation on this TID */
  1234. CASE_RETURN_STRING(WMI_PEER_TID_ADDBA_CMDID);
  1235. /* stop the aggregation on this TID */
  1236. CASE_RETURN_STRING(WMI_PEER_TID_DELBA_CMDID);
  1237. /* set station mimo powersave method */
  1238. CASE_RETURN_STRING(WMI_STA_DTIM_PS_METHOD_CMDID);
  1239. /* Configure the Station UAPSD AC Auto Trigger Parameters */
  1240. CASE_RETURN_STRING(WMI_STA_UAPSD_AUTO_TRIG_CMDID);
  1241. /* Configure the Keep Alive Parameters */
  1242. CASE_RETURN_STRING(WMI_STA_KEEPALIVE_CMDID);
  1243. /* Request ssn from target for a sta/tid pair */
  1244. CASE_RETURN_STRING(WMI_BA_REQ_SSN_CMDID);
  1245. /* misc command group */
  1246. /* echo command mainly used for testing */
  1247. CASE_RETURN_STRING(WMI_ECHO_CMDID);
  1248. /* !!IMPORTANT!!
  1249. * If you need to add a new WMI command to the CASE_RETURN_STRING(WMI_GRP_MISC sub-group,
  1250. * please make sure you add it BEHIND CASE_RETURN_STRING(WMI_PDEV_UTF_CMDID);
  1251. * as we MUST have a fixed value here to maintain compatibility between
  1252. * UTF and the ART2 driver
  1253. */
  1254. /* UTF WMI commands */
  1255. CASE_RETURN_STRING(WMI_PDEV_UTF_CMDID);
  1256. /* set debug log config */
  1257. CASE_RETURN_STRING(WMI_DBGLOG_CFG_CMDID);
  1258. /* QVIT specific command id */
  1259. CASE_RETURN_STRING(WMI_PDEV_QVIT_CMDID);
  1260. /* Factory Testing Mode request command
  1261. * used for integrated chipsets */
  1262. CASE_RETURN_STRING(WMI_PDEV_FTM_INTG_CMDID);
  1263. /* set and get keepalive parameters command */
  1264. CASE_RETURN_STRING(WMI_VDEV_SET_KEEPALIVE_CMDID);
  1265. CASE_RETURN_STRING(WMI_VDEV_GET_KEEPALIVE_CMDID);
  1266. /* For fw recovery test command */
  1267. CASE_RETURN_STRING(WMI_FORCE_FW_HANG_CMDID);
  1268. /* Set Mcast/Bdcast filter */
  1269. CASE_RETURN_STRING(WMI_SET_MCASTBCAST_FILTER_CMDID);
  1270. /* set thermal management params */
  1271. CASE_RETURN_STRING(WMI_THERMAL_MGMT_CMDID);
  1272. CASE_RETURN_STRING(WMI_RSSI_BREACH_MONITOR_CONFIG_CMDID);
  1273. CASE_RETURN_STRING(WMI_LRO_CONFIG_CMDID);
  1274. CASE_RETURN_STRING(WMI_TRANSFER_DATA_TO_FLASH_CMDID);
  1275. CASE_RETURN_STRING(WMI_CONFIG_ENHANCED_MCAST_FILTER_CMDID);
  1276. CASE_RETURN_STRING(WMI_VDEV_WISA_CMDID);
  1277. CASE_RETURN_STRING(WMI_SCAN_ADAPTIVE_DWELL_CONFIG_CMDID);
  1278. CASE_RETURN_STRING(WMI_WOW_SET_ACTION_WAKE_UP_CMDID);
  1279. CASE_RETURN_STRING(WMI_MAWC_SENSOR_REPORT_IND_CMDID);
  1280. CASE_RETURN_STRING(WMI_ROAM_CONFIGURE_MAWC_CMDID);
  1281. CASE_RETURN_STRING(WMI_NLO_CONFIGURE_MAWC_CMDID);
  1282. CASE_RETURN_STRING(WMI_EXTSCAN_CONFIGURE_MAWC_CMDID);
  1283. /* GPIO Configuration */
  1284. CASE_RETURN_STRING(WMI_GPIO_CONFIG_CMDID);
  1285. CASE_RETURN_STRING(WMI_GPIO_OUTPUT_CMDID);
  1286. /* Txbf configuration command */
  1287. CASE_RETURN_STRING(WMI_TXBF_CMDID);
  1288. /* FWTEST Commands */
  1289. CASE_RETURN_STRING(WMI_FWTEST_VDEV_MCC_SET_TBTT_MODE_CMDID);
  1290. /* set NoA descs */
  1291. CASE_RETURN_STRING(WMI_FWTEST_P2P_SET_NOA_PARAM_CMDID);
  1292. /* TDLS Configuration */
  1293. /* enable/disable TDLS */
  1294. CASE_RETURN_STRING(WMI_TDLS_SET_STATE_CMDID);
  1295. /* set tdls peer state */
  1296. CASE_RETURN_STRING(WMI_TDLS_PEER_UPDATE_CMDID);
  1297. /* Resmgr Configuration */
  1298. /* Adaptive OCS is enabled by default in the FW.
  1299. * This command is used to disable FW based adaptive OCS.
  1300. */
  1301. CASE_RETURN_STRING
  1302. (WMI_RESMGR_ADAPTIVE_OCS_ENABLE_DISABLE_CMDID);
  1303. /* set the requested channel time quota for the home channels */
  1304. CASE_RETURN_STRING(WMI_RESMGR_SET_CHAN_TIME_QUOTA_CMDID);
  1305. /* set the requested latency for the home channels */
  1306. CASE_RETURN_STRING(WMI_RESMGR_SET_CHAN_LATENCY_CMDID);
  1307. /* STA SMPS Configuration */
  1308. /* force SMPS mode */
  1309. CASE_RETURN_STRING(WMI_STA_SMPS_FORCE_MODE_CMDID);
  1310. /* set SMPS parameters */
  1311. CASE_RETURN_STRING(WMI_STA_SMPS_PARAM_CMDID);
  1312. /* Wlan HB commands */
  1313. /* enalbe/disable wlan HB */
  1314. CASE_RETURN_STRING(WMI_HB_SET_ENABLE_CMDID);
  1315. /* set tcp parameters for wlan HB */
  1316. CASE_RETURN_STRING(WMI_HB_SET_TCP_PARAMS_CMDID);
  1317. /* set tcp pkt filter for wlan HB */
  1318. CASE_RETURN_STRING(WMI_HB_SET_TCP_PKT_FILTER_CMDID);
  1319. /* set udp parameters for wlan HB */
  1320. CASE_RETURN_STRING(WMI_HB_SET_UDP_PARAMS_CMDID);
  1321. /* set udp pkt filter for wlan HB */
  1322. CASE_RETURN_STRING(WMI_HB_SET_UDP_PKT_FILTER_CMDID);
  1323. /* Wlan RMC commands*/
  1324. /* enable/disable RMC */
  1325. CASE_RETURN_STRING(WMI_RMC_SET_MODE_CMDID);
  1326. /* configure action frame period */
  1327. CASE_RETURN_STRING(WMI_RMC_SET_ACTION_PERIOD_CMDID);
  1328. /* For debug/future enhancement purposes only,
  1329. * configures/finetunes RMC algorithms */
  1330. CASE_RETURN_STRING(WMI_RMC_CONFIG_CMDID);
  1331. /* WLAN MHF offload commands */
  1332. /* enable/disable MHF offload */
  1333. CASE_RETURN_STRING(WMI_MHF_OFFLOAD_SET_MODE_CMDID);
  1334. /* Plumb routing table for MHF offload */
  1335. CASE_RETURN_STRING(WMI_MHF_OFFLOAD_PLUMB_ROUTING_TBL_CMDID);
  1336. /* location scan commands */
  1337. /* start batch scan */
  1338. CASE_RETURN_STRING(WMI_BATCH_SCAN_ENABLE_CMDID);
  1339. /* stop batch scan */
  1340. CASE_RETURN_STRING(WMI_BATCH_SCAN_DISABLE_CMDID);
  1341. /* get batch scan result */
  1342. CASE_RETURN_STRING(WMI_BATCH_SCAN_TRIGGER_RESULT_CMDID);
  1343. /* OEM related cmd */
  1344. CASE_RETURN_STRING(WMI_OEM_REQ_CMDID);
  1345. CASE_RETURN_STRING(WMI_OEM_REQUEST_CMDID);
  1346. /* NAN request cmd */
  1347. CASE_RETURN_STRING(WMI_NAN_CMDID);
  1348. /* Modem power state cmd */
  1349. CASE_RETURN_STRING(WMI_MODEM_POWER_STATE_CMDID);
  1350. CASE_RETURN_STRING(WMI_REQUEST_STATS_EXT_CMDID);
  1351. CASE_RETURN_STRING(WMI_OBSS_SCAN_ENABLE_CMDID);
  1352. CASE_RETURN_STRING(WMI_OBSS_SCAN_DISABLE_CMDID);
  1353. CASE_RETURN_STRING(WMI_PEER_GET_ESTIMATED_LINKSPEED_CMDID);
  1354. CASE_RETURN_STRING(WMI_ROAM_SCAN_CMD);
  1355. CASE_RETURN_STRING(WMI_PDEV_SET_LED_CONFIG_CMDID);
  1356. CASE_RETURN_STRING(WMI_HOST_AUTO_SHUTDOWN_CFG_CMDID);
  1357. CASE_RETURN_STRING(WMI_CHAN_AVOID_UPDATE_CMDID);
  1358. CASE_RETURN_STRING(WMI_COEX_CONFIG_CMDID);
  1359. CASE_RETURN_STRING(WMI_WOW_IOAC_ADD_KEEPALIVE_CMDID);
  1360. CASE_RETURN_STRING(WMI_WOW_IOAC_DEL_KEEPALIVE_CMDID);
  1361. CASE_RETURN_STRING(WMI_WOW_IOAC_ADD_WAKE_PATTERN_CMDID);
  1362. CASE_RETURN_STRING(WMI_WOW_IOAC_DEL_WAKE_PATTERN_CMDID);
  1363. CASE_RETURN_STRING(WMI_REQUEST_LINK_STATS_CMDID);
  1364. CASE_RETURN_STRING(WMI_START_LINK_STATS_CMDID);
  1365. CASE_RETURN_STRING(WMI_CLEAR_LINK_STATS_CMDID);
  1366. CASE_RETURN_STRING(WMI_GET_FW_MEM_DUMP_CMDID);
  1367. CASE_RETURN_STRING(WMI_LPI_MGMT_SNOOPING_CONFIG_CMDID);
  1368. CASE_RETURN_STRING(WMI_LPI_START_SCAN_CMDID);
  1369. CASE_RETURN_STRING(WMI_LPI_STOP_SCAN_CMDID);
  1370. CASE_RETURN_STRING(WMI_EXTSCAN_START_CMDID);
  1371. CASE_RETURN_STRING(WMI_EXTSCAN_STOP_CMDID);
  1372. CASE_RETURN_STRING
  1373. (WMI_EXTSCAN_CONFIGURE_WLAN_CHANGE_MONITOR_CMDID);
  1374. CASE_RETURN_STRING(WMI_EXTSCAN_CONFIGURE_HOTLIST_MONITOR_CMDID);
  1375. CASE_RETURN_STRING(WMI_EXTSCAN_GET_CACHED_RESULTS_CMDID);
  1376. CASE_RETURN_STRING(WMI_EXTSCAN_GET_WLAN_CHANGE_RESULTS_CMDID);
  1377. CASE_RETURN_STRING(WMI_EXTSCAN_SET_CAPABILITIES_CMDID);
  1378. CASE_RETURN_STRING(WMI_EXTSCAN_GET_CAPABILITIES_CMDID);
  1379. CASE_RETURN_STRING(WMI_EXTSCAN_CONFIGURE_HOTLIST_SSID_MONITOR_CMDID);
  1380. CASE_RETURN_STRING(WMI_ROAM_SYNCH_COMPLETE);
  1381. CASE_RETURN_STRING(WMI_D0_WOW_ENABLE_DISABLE_CMDID);
  1382. CASE_RETURN_STRING(WMI_EXTWOW_ENABLE_CMDID);
  1383. CASE_RETURN_STRING(WMI_EXTWOW_SET_APP_TYPE1_PARAMS_CMDID);
  1384. CASE_RETURN_STRING(WMI_EXTWOW_SET_APP_TYPE2_PARAMS_CMDID);
  1385. CASE_RETURN_STRING(WMI_UNIT_TEST_CMDID);
  1386. CASE_RETURN_STRING(WMI_ROAM_SET_RIC_REQUEST_CMDID);
  1387. CASE_RETURN_STRING(WMI_PDEV_GET_TEMPERATURE_CMDID);
  1388. CASE_RETURN_STRING(WMI_SET_DHCP_SERVER_OFFLOAD_CMDID);
  1389. CASE_RETURN_STRING(WMI_TPC_CHAINMASK_CONFIG_CMDID);
  1390. CASE_RETURN_STRING(WMI_IPA_OFFLOAD_ENABLE_DISABLE_CMDID);
  1391. CASE_RETURN_STRING(WMI_SCAN_PROB_REQ_OUI_CMDID);
  1392. CASE_RETURN_STRING(WMI_TDLS_SET_OFFCHAN_MODE_CMDID);
  1393. CASE_RETURN_STRING(WMI_PDEV_SET_LED_FLASHING_CMDID);
  1394. CASE_RETURN_STRING(WMI_MDNS_OFFLOAD_ENABLE_CMDID);
  1395. CASE_RETURN_STRING(WMI_MDNS_SET_FQDN_CMDID);
  1396. CASE_RETURN_STRING(WMI_MDNS_SET_RESPONSE_CMDID);
  1397. CASE_RETURN_STRING(WMI_MDNS_GET_STATS_CMDID);
  1398. CASE_RETURN_STRING(WMI_ROAM_INVOKE_CMDID);
  1399. CASE_RETURN_STRING(WMI_SET_ANTENNA_DIVERSITY_CMDID);
  1400. CASE_RETURN_STRING(WMI_SAP_OFL_ENABLE_CMDID);
  1401. CASE_RETURN_STRING(WMI_APFIND_CMDID);
  1402. CASE_RETURN_STRING(WMI_PASSPOINT_LIST_CONFIG_CMDID);
  1403. CASE_RETURN_STRING(WMI_OCB_SET_SCHED_CMDID);
  1404. CASE_RETURN_STRING(WMI_OCB_SET_CONFIG_CMDID);
  1405. CASE_RETURN_STRING(WMI_OCB_SET_UTC_TIME_CMDID);
  1406. CASE_RETURN_STRING(WMI_OCB_START_TIMING_ADVERT_CMDID);
  1407. CASE_RETURN_STRING(WMI_OCB_STOP_TIMING_ADVERT_CMDID);
  1408. CASE_RETURN_STRING(WMI_OCB_GET_TSF_TIMER_CMDID);
  1409. CASE_RETURN_STRING(WMI_DCC_GET_STATS_CMDID);
  1410. CASE_RETURN_STRING(WMI_DCC_CLEAR_STATS_CMDID);
  1411. CASE_RETURN_STRING(WMI_DCC_UPDATE_NDL_CMDID);
  1412. CASE_RETURN_STRING(WMI_ROAM_FILTER_CMDID);
  1413. CASE_RETURN_STRING(WMI_ROAM_SUBNET_CHANGE_CONFIG_CMDID);
  1414. CASE_RETURN_STRING(WMI_DEBUG_MESG_FLUSH_CMDID);
  1415. CASE_RETURN_STRING(WMI_PEER_SET_RATE_REPORT_CONDITION_CMDID);
  1416. CASE_RETURN_STRING(WMI_SOC_SET_PCL_CMDID);
  1417. CASE_RETURN_STRING(WMI_SOC_SET_HW_MODE_CMDID);
  1418. CASE_RETURN_STRING(WMI_SOC_SET_DUAL_MAC_CONFIG_CMDID);
  1419. CASE_RETURN_STRING(WMI_WOW_ENABLE_ICMPV6_NA_FLT_CMDID);
  1420. CASE_RETURN_STRING(WMI_DIAG_EVENT_LOG_CONFIG_CMDID);
  1421. CASE_RETURN_STRING(WMI_PACKET_FILTER_CONFIG_CMDID);
  1422. CASE_RETURN_STRING(WMI_PACKET_FILTER_ENABLE_CMDID);
  1423. CASE_RETURN_STRING(WMI_SAP_SET_BLACKLIST_PARAM_CMDID);
  1424. CASE_RETURN_STRING(WMI_WOW_UDP_SVC_OFLD_CMDID);
  1425. CASE_RETURN_STRING(WMI_MGMT_TX_SEND_CMDID);
  1426. CASE_RETURN_STRING(WMI_SOC_SET_ANTENNA_MODE_CMDID);
  1427. CASE_RETURN_STRING(WMI_WOW_HOSTWAKEUP_GPIO_PIN_PATTERN_CONFIG_CMDID);
  1428. CASE_RETURN_STRING(WMI_AP_PS_EGAP_PARAM_CMDID);
  1429. CASE_RETURN_STRING(WMI_PMF_OFFLOAD_SET_SA_QUERY_CMDID);
  1430. CASE_RETURN_STRING(WMI_BPF_GET_CAPABILITY_CMDID);
  1431. CASE_RETURN_STRING(WMI_BPF_GET_VDEV_STATS_CMDID);
  1432. CASE_RETURN_STRING(WMI_BPF_SET_VDEV_INSTRUCTIONS_CMDID);
  1433. CASE_RETURN_STRING(WMI_BPF_DEL_VDEV_INSTRUCTIONS_CMDID);
  1434. CASE_RETURN_STRING(WMI_NDI_GET_CAP_REQ_CMDID);
  1435. CASE_RETURN_STRING(WMI_NDP_INITIATOR_REQ_CMDID);
  1436. CASE_RETURN_STRING(WMI_NDP_RESPONDER_REQ_CMDID);
  1437. CASE_RETURN_STRING(WMI_NDP_END_REQ_CMDID);
  1438. CASE_RETURN_STRING(WMI_PEER_UPDATE_WDS_ENTRY_CMDID);
  1439. CASE_RETURN_STRING(WMI_PEER_ADD_PROXY_STA_ENTRY_CMDID);
  1440. CASE_RETURN_STRING(WMI_PDEV_FIPS_CMDID);
  1441. CASE_RETURN_STRING(WMI_PDEV_SMART_ANT_ENABLE_CMDID);
  1442. CASE_RETURN_STRING(WMI_PDEV_SMART_ANT_SET_RX_ANTENNA_CMDID);
  1443. CASE_RETURN_STRING(WMI_PDEV_SET_ANTENNA_SWITCH_TABLE_CMDID);
  1444. CASE_RETURN_STRING(WMI_PDEV_SET_CTL_TABLE_CMDID);
  1445. CASE_RETURN_STRING(WMI_PDEV_SET_MIMOGAIN_TABLE_CMDID);
  1446. CASE_RETURN_STRING(WMI_PDEV_GET_TPC_CMDID);
  1447. CASE_RETURN_STRING(WMI_MIB_STATS_ENABLE_CMDID);
  1448. CASE_RETURN_STRING(WMI_PDEV_GET_ANI_CCK_CONFIG_CMDID);
  1449. CASE_RETURN_STRING(WMI_PDEV_GET_ANI_OFDM_CONFIG_CMDID);
  1450. CASE_RETURN_STRING(WMI_VDEV_RATEMASK_CMDID);
  1451. CASE_RETURN_STRING(WMI_VDEV_ATF_REQUEST_CMDID);
  1452. CASE_RETURN_STRING(WMI_VDEV_SET_DSCP_TID_MAP_CMDID);
  1453. CASE_RETURN_STRING(WMI_VDEV_FILTER_NEIGHBOR_RX_PACKETS_CMDID);
  1454. CASE_RETURN_STRING(WMI_VDEV_SET_QUIET_MODE_CMDID);
  1455. CASE_RETURN_STRING(WMI_PEER_SMART_ANT_SET_TX_ANTENNA_CMDID);
  1456. CASE_RETURN_STRING(WMI_PEER_SMART_ANT_SET_TRAIN_INFO_CMDID);
  1457. CASE_RETURN_STRING(WMI_PEER_SMART_ANT_SET_NODE_CONFIG_OPS_CMDID);
  1458. CASE_RETURN_STRING(WMI_PEER_ATF_REQUEST_CMDID);
  1459. CASE_RETURN_STRING(WMI_FWTEST_CMDID);
  1460. CASE_RETURN_STRING(WMI_QBOOST_CFG_CMDID);
  1461. CASE_RETURN_STRING(WMI_PDEV_GET_NFCAL_POWER_CMDID);
  1462. CASE_RETURN_STRING(WMI_PDEV_SET_PCL_CMDID);
  1463. CASE_RETURN_STRING(WMI_PDEV_SET_HW_MODE_CMDID);
  1464. CASE_RETURN_STRING(WMI_PDEV_SET_MAC_CONFIG_CMDID);
  1465. CASE_RETURN_STRING(WMI_PDEV_SET_ANTENNA_MODE_CMDID);
  1466. CASE_RETURN_STRING(WMI_ROAM_SET_MBO_PARAM_CMDID);
  1467. CASE_RETURN_STRING(WMI_CHAN_AVOID_RPT_ALLOW_CMDID);
  1468. CASE_RETURN_STRING(WMI_SET_PERIODIC_CHANNEL_STATS_CONFIG_CMDID);
  1469. CASE_RETURN_STRING(WMI_VDEV_SET_CUSTOM_AGGR_SIZE_CMDID);
  1470. CASE_RETURN_STRING(WMI_PDEV_WAL_POWER_DEBUG_CMDID);
  1471. CASE_RETURN_STRING(WMI_PEER_BWF_REQUEST_CMDID);
  1472. CASE_RETURN_STRING(WMI_DBGLOG_TIME_STAMP_SYNC_CMDID);
  1473. CASE_RETURN_STRING(WMI_P2P_LISTEN_OFFLOAD_START_CMDID);
  1474. CASE_RETURN_STRING(WMI_P2P_LISTEN_OFFLOAD_STOP_CMDID);
  1475. CASE_RETURN_STRING(WMI_PEER_REORDER_QUEUE_SETUP_CMDID);
  1476. CASE_RETURN_STRING(WMI_PEER_REORDER_QUEUE_REMOVE_CMDID);
  1477. CASE_RETURN_STRING(WMI_SET_MULTIPLE_MCAST_FILTER_CMDID);
  1478. CASE_RETURN_STRING(WMI_READ_DATA_FROM_FLASH_CMDID);
  1479. CASE_RETURN_STRING(WMI_PDEV_SET_REORDER_TIMEOUT_VAL_CMDID);
  1480. CASE_RETURN_STRING(WMI_PEER_SET_RX_BLOCKSIZE_CMDID);
  1481. CASE_RETURN_STRING(WMI_PDEV_SET_WAKEUP_CONFIG_CMDID);
  1482. CASE_RETURN_STRING(WMI_PDEV_GET_ANTDIV_STATUS_CMDID);
  1483. CASE_RETURN_STRING(WMI_PEER_ANTDIV_INFO_REQ_CMDID);
  1484. CASE_RETURN_STRING(WMI_MNT_FILTER_CMDID);
  1485. CASE_RETURN_STRING(WMI_PDEV_GET_CHIP_POWER_STATS_CMDID);
  1486. CASE_RETURN_STRING(WMI_COEX_GET_ANTENNA_ISOLATION_CMDID);
  1487. CASE_RETURN_STRING(WMI_PDEV_SET_STATS_THRESHOLD_CMDID);
  1488. CASE_RETURN_STRING(WMI_REQUEST_WLAN_STATS_CMDID);
  1489. CASE_RETURN_STRING(WMI_VDEV_ENCRYPT_DECRYPT_DATA_REQ_CMDID);
  1490. }
  1491. return "Invalid WMI cmd";
  1492. }
  1493. static inline void wma_log_cmd_id(uint32_t cmd_id)
  1494. {
  1495. WMI_LOGD("Send WMI command:%s command_id:%d",
  1496. wmi_id_to_name(cmd_id), cmd_id);
  1497. }
  1498. #else
  1499. static uint8_t *wmi_id_to_name(uint32_t wmi_command)
  1500. {
  1501. return "Invalid WMI cmd";
  1502. }
  1503. #endif
  1504. /**
  1505. * wmi_is_runtime_pm_cmd() - check if a cmd is from suspend resume sequence
  1506. * @cmd: command to check
  1507. *
  1508. * Return: true if the command is part of the suspend resume sequence.
  1509. */
  1510. #ifdef CONFIG_MCL
  1511. static bool wmi_is_runtime_pm_cmd(uint32_t cmd_id)
  1512. {
  1513. switch (cmd_id) {
  1514. case WMI_WOW_ENABLE_CMDID:
  1515. case WMI_PDEV_SUSPEND_CMDID:
  1516. case WMI_WOW_ENABLE_DISABLE_WAKE_EVENT_CMDID:
  1517. case WMI_WOW_ADD_WAKE_PATTERN_CMDID:
  1518. case WMI_WOW_HOSTWAKEUP_FROM_SLEEP_CMDID:
  1519. case WMI_PDEV_RESUME_CMDID:
  1520. case WMI_WOW_DEL_WAKE_PATTERN_CMDID:
  1521. case WMI_D0_WOW_ENABLE_DISABLE_CMDID:
  1522. return true;
  1523. default:
  1524. return false;
  1525. }
  1526. }
  1527. /**
  1528. * wmi_is_pm_resume_cmd() - check if a cmd is part of the resume sequence
  1529. * @cmd_id: command to check
  1530. *
  1531. * Return: true if the command is part of the resume sequence.
  1532. */
  1533. static bool wmi_is_pm_resume_cmd(uint32_t cmd_id)
  1534. {
  1535. switch (cmd_id) {
  1536. case WMI_WOW_HOSTWAKEUP_FROM_SLEEP_CMDID:
  1537. case WMI_PDEV_RESUME_CMDID:
  1538. return true;
  1539. default:
  1540. return false;
  1541. }
  1542. }
  1543. #else
  1544. static bool wmi_is_runtime_pm_cmd(uint32_t cmd_id)
  1545. {
  1546. return false;
  1547. }
  1548. static bool wmi_is_pm_resume_cmd(uint32_t cmd_id)
  1549. {
  1550. return false;
  1551. }
  1552. #endif
  1553. /**
  1554. * wmi_unified_cmd_send() - WMI command API
  1555. * @wmi_handle: handle to wmi
  1556. * @buf: wmi buf
  1557. * @len: wmi buffer length
  1558. * @cmd_id: wmi command id
  1559. *
  1560. * Return: 0 on success
  1561. */
  1562. QDF_STATUS wmi_unified_cmd_send(wmi_unified_t wmi_handle, wmi_buf_t buf,
  1563. uint32_t len, uint32_t cmd_id)
  1564. {
  1565. HTC_PACKET *pkt;
  1566. A_STATUS status;
  1567. uint16_t htc_tag = 0;
  1568. if (wmi_get_runtime_pm_inprogress(wmi_handle)) {
  1569. if (wmi_is_runtime_pm_cmd(cmd_id))
  1570. htc_tag = HTC_TX_PACKET_TAG_AUTO_PM;
  1571. } else if (qdf_atomic_read(&wmi_handle->is_target_suspended) &&
  1572. (!wmi_is_pm_resume_cmd(cmd_id))) {
  1573. QDF_TRACE(QDF_MODULE_ID_WMI, QDF_TRACE_LEVEL_ERROR,
  1574. "%s: Target is suspended", __func__);
  1575. QDF_ASSERT(0);
  1576. return QDF_STATUS_E_BUSY;
  1577. }
  1578. if (wmi_handle->wmi_stopinprogress) {
  1579. QDF_TRACE(QDF_MODULE_ID_WMI, QDF_TRACE_LEVEL_ERROR,
  1580. "WMI stop in progress\n");
  1581. return QDF_STATUS_E_INVAL;
  1582. }
  1583. #ifndef WMI_NON_TLV_SUPPORT
  1584. /* Do sanity check on the TLV parameter structure */
  1585. if (wmi_handle->target_type == WMI_TLV_TARGET) {
  1586. void *buf_ptr = (void *)qdf_nbuf_data(buf);
  1587. if (wmitlv_check_command_tlv_params(NULL, buf_ptr, len, cmd_id)
  1588. != 0) {
  1589. QDF_TRACE(QDF_MODULE_ID_WMI, QDF_TRACE_LEVEL_ERROR,
  1590. "\nERROR: %s: Invalid WMI Param Buffer for Cmd:%d",
  1591. __func__, cmd_id);
  1592. return QDF_STATUS_E_INVAL;
  1593. }
  1594. }
  1595. #endif
  1596. if (qdf_nbuf_push_head(buf, sizeof(WMI_CMD_HDR)) == NULL) {
  1597. QDF_TRACE(QDF_MODULE_ID_WMI, QDF_TRACE_LEVEL_ERROR,
  1598. "%s, Failed to send cmd %x, no memory",
  1599. __func__, cmd_id);
  1600. return QDF_STATUS_E_NOMEM;
  1601. }
  1602. WMI_SET_FIELD(qdf_nbuf_data(buf), WMI_CMD_HDR, COMMANDID, cmd_id);
  1603. qdf_atomic_inc(&wmi_handle->pending_cmds);
  1604. if (qdf_atomic_read(&wmi_handle->pending_cmds) >= WMI_MAX_CMDS) {
  1605. QDF_TRACE(QDF_MODULE_ID_WMI, QDF_TRACE_LEVEL_ERROR,
  1606. "\n%s: hostcredits = %d", __func__,
  1607. wmi_get_host_credits(wmi_handle));
  1608. htc_dump_counter_info(wmi_handle->htc_handle);
  1609. qdf_atomic_dec(&wmi_handle->pending_cmds);
  1610. QDF_TRACE(QDF_MODULE_ID_WMI, QDF_TRACE_LEVEL_ERROR,
  1611. "%s: MAX 1024 WMI Pending cmds reached.", __func__);
  1612. QDF_BUG(0);
  1613. return QDF_STATUS_E_BUSY;
  1614. }
  1615. pkt = qdf_mem_malloc(sizeof(*pkt));
  1616. if (!pkt) {
  1617. qdf_atomic_dec(&wmi_handle->pending_cmds);
  1618. QDF_TRACE(QDF_MODULE_ID_WMI, QDF_TRACE_LEVEL_ERROR,
  1619. "%s, Failed to alloc htc packet %x, no memory",
  1620. __func__, cmd_id);
  1621. return QDF_STATUS_E_NOMEM;
  1622. }
  1623. SET_HTC_PACKET_INFO_TX(pkt,
  1624. NULL,
  1625. qdf_nbuf_data(buf), len + sizeof(WMI_CMD_HDR),
  1626. wmi_handle->wmi_endpoint_id, htc_tag);
  1627. SET_HTC_PACKET_NET_BUF_CONTEXT(pkt, buf);
  1628. #ifdef CONFIG_MCL
  1629. wma_log_cmd_id(cmd_id);
  1630. #endif
  1631. #ifdef WMI_INTERFACE_EVENT_LOGGING
  1632. if (wmi_handle->log_info.wmi_logging_enable) {
  1633. qdf_spin_lock_bh(&wmi_handle->log_info.wmi_record_lock);
  1634. /*Record 16 bytes of WMI cmd data -
  1635. * * exclude TLV and WMI headers */
  1636. if (wmi_handle->log_info.is_management_record(cmd_id)) {
  1637. WMI_MGMT_COMMAND_RECORD(wmi_handle, cmd_id,
  1638. ((uint32_t *) qdf_nbuf_data(buf) +
  1639. wmi_handle->log_info.buf_offset_command));
  1640. } else {
  1641. WMI_COMMAND_RECORD(wmi_handle, cmd_id,
  1642. ((uint32_t *) qdf_nbuf_data(buf) +
  1643. wmi_handle->log_info.buf_offset_command));
  1644. }
  1645. qdf_spin_unlock_bh(&wmi_handle->log_info.wmi_record_lock);
  1646. }
  1647. #endif
  1648. status = htc_send_pkt(wmi_handle->htc_handle, pkt);
  1649. if (A_OK != status) {
  1650. qdf_atomic_dec(&wmi_handle->pending_cmds);
  1651. QDF_TRACE(QDF_MODULE_ID_WMI, QDF_TRACE_LEVEL_ERROR,
  1652. "%s %d, htc_send_pkt failed", __func__, __LINE__);
  1653. }
  1654. if (status)
  1655. return QDF_STATUS_E_FAILURE;
  1656. return QDF_STATUS_SUCCESS;
  1657. }
  1658. /**
  1659. * wmi_unified_get_event_handler_ix() - gives event handler's index
  1660. * @wmi_handle: handle to wmi
  1661. * @event_id: wmi event id
  1662. *
  1663. * Return: event handler's index
  1664. */
  1665. int wmi_unified_get_event_handler_ix(wmi_unified_t wmi_handle,
  1666. uint32_t event_id)
  1667. {
  1668. uint32_t idx = 0;
  1669. int32_t invalid_idx = -1;
  1670. for (idx = 0; (idx < wmi_handle->max_event_idx &&
  1671. idx < WMI_UNIFIED_MAX_EVENT); ++idx) {
  1672. if (wmi_handle->event_id[idx] == event_id &&
  1673. wmi_handle->event_handler[idx] != NULL) {
  1674. return idx;
  1675. }
  1676. }
  1677. return invalid_idx;
  1678. }
  1679. /**
  1680. * wmi_unified_register_event_handler() - register wmi event handler
  1681. * @wmi_handle: handle to wmi
  1682. * @event_id: wmi event id
  1683. * @handler_func: wmi event handler function
  1684. * @rx_ctx: rx execution context for wmi rx events
  1685. *
  1686. * Return: 0 on success
  1687. */
  1688. int wmi_unified_register_event_handler(wmi_unified_t wmi_handle,
  1689. uint32_t event_id,
  1690. wmi_unified_event_handler handler_func,
  1691. uint8_t rx_ctx)
  1692. {
  1693. uint32_t idx = 0;
  1694. uint32_t evt_id;
  1695. #ifndef CONFIG_MCL
  1696. if (event_id >= wmi_events_max ||
  1697. wmi_handle->wmi_events[event_id] == WMI_EVENT_ID_INVALID) {
  1698. qdf_print("%s: Event id %d is unavailable\n",
  1699. __func__, event_id);
  1700. return QDF_STATUS_E_FAILURE;
  1701. }
  1702. evt_id = wmi_handle->wmi_events[event_id];
  1703. #else
  1704. evt_id = event_id;
  1705. #endif
  1706. if (wmi_unified_get_event_handler_ix(wmi_handle, evt_id) != -1) {
  1707. qdf_print("%s : event handler already registered 0x%x\n",
  1708. __func__, evt_id);
  1709. return QDF_STATUS_E_FAILURE;
  1710. }
  1711. if (wmi_handle->max_event_idx == WMI_UNIFIED_MAX_EVENT) {
  1712. qdf_print("%s : no more event handlers 0x%x\n",
  1713. __func__, evt_id);
  1714. return QDF_STATUS_E_FAILURE;
  1715. }
  1716. idx = wmi_handle->max_event_idx;
  1717. wmi_handle->event_handler[idx] = handler_func;
  1718. wmi_handle->event_id[idx] = evt_id;
  1719. qdf_spin_lock_bh(&wmi_handle->ctx_lock);
  1720. wmi_handle->ctx[idx] = rx_ctx;
  1721. qdf_spin_unlock_bh(&wmi_handle->ctx_lock);
  1722. wmi_handle->max_event_idx++;
  1723. return 0;
  1724. }
  1725. /**
  1726. * wmi_unified_unregister_event_handler() - unregister wmi event handler
  1727. * @wmi_handle: handle to wmi
  1728. * @event_id: wmi event id
  1729. *
  1730. * Return: 0 on success
  1731. */
  1732. int wmi_unified_unregister_event_handler(wmi_unified_t wmi_handle,
  1733. uint32_t event_id)
  1734. {
  1735. uint32_t idx = 0;
  1736. uint32_t evt_id;
  1737. #ifndef CONFIG_MCL
  1738. if (event_id >= wmi_events_max ||
  1739. wmi_handle->wmi_events[event_id] == WMI_EVENT_ID_INVALID) {
  1740. qdf_print("%s: Event id %d is unavailable\n",
  1741. __func__, event_id);
  1742. return QDF_STATUS_E_FAILURE;
  1743. }
  1744. evt_id = wmi_handle->wmi_events[event_id];
  1745. #else
  1746. evt_id = event_id;
  1747. #endif
  1748. idx = wmi_unified_get_event_handler_ix(wmi_handle, evt_id);
  1749. if (idx == -1) {
  1750. qdf_print("%s : event handler is not registered: evt id 0x%x\n",
  1751. __func__, evt_id);
  1752. return QDF_STATUS_E_FAILURE;
  1753. }
  1754. wmi_handle->event_handler[idx] = NULL;
  1755. wmi_handle->event_id[idx] = 0;
  1756. --wmi_handle->max_event_idx;
  1757. wmi_handle->event_handler[idx] =
  1758. wmi_handle->event_handler[wmi_handle->max_event_idx];
  1759. wmi_handle->event_id[idx] =
  1760. wmi_handle->event_id[wmi_handle->max_event_idx];
  1761. return 0;
  1762. }
  1763. /**
  1764. * wmi_process_fw_event_default_ctx() - process in default caller context
  1765. * @wmi_handle: handle to wmi
  1766. * @htc_packet: pointer to htc packet
  1767. * @exec_ctx: execution context for wmi fw event
  1768. *
  1769. * Event process by below function will be in default caller context.
  1770. * wmi internally provides rx work thread processing context.
  1771. *
  1772. * Return: none
  1773. */
  1774. static void wmi_process_fw_event_default_ctx(struct wmi_unified *wmi_handle,
  1775. HTC_PACKET *htc_packet, uint8_t exec_ctx)
  1776. {
  1777. wmi_buf_t evt_buf;
  1778. evt_buf = (wmi_buf_t) htc_packet->pPktContext;
  1779. #ifndef CONFIG_MCL
  1780. wmi_handle->rx_ops.wma_process_fw_event_handler_cbk
  1781. (wmi_handle->scn_handle, evt_buf, exec_ctx);
  1782. #else
  1783. wmi_handle->rx_ops.wma_process_fw_event_handler_cbk(wmi_handle,
  1784. evt_buf, exec_ctx);
  1785. #endif
  1786. return;
  1787. }
  1788. /**
  1789. * wmi_process_fw_event_worker_thread_ctx() - process in worker thread context
  1790. * @wmi_handle: handle to wmi
  1791. * @htc_packet: pointer to htc packet
  1792. *
  1793. * Event process by below function will be in worker thread context.
  1794. * Use this method for events which are not critical and not
  1795. * handled in protocol stack.
  1796. *
  1797. * Return: none
  1798. */
  1799. static void wmi_process_fw_event_worker_thread_ctx
  1800. (struct wmi_unified *wmi_handle, HTC_PACKET *htc_packet)
  1801. {
  1802. wmi_buf_t evt_buf;
  1803. uint32_t id;
  1804. uint8_t *data;
  1805. evt_buf = (wmi_buf_t) htc_packet->pPktContext;
  1806. id = WMI_GET_FIELD(qdf_nbuf_data(evt_buf), WMI_CMD_HDR, COMMANDID);
  1807. data = qdf_nbuf_data(evt_buf);
  1808. #ifdef WMI_INTERFACE_EVENT_LOGGING
  1809. if (wmi_handle->log_info.wmi_logging_enable) {
  1810. qdf_spin_lock_bh(&wmi_handle->log_info.wmi_record_lock);
  1811. /* Exclude 4 bytes of TLV header */
  1812. WMI_RX_EVENT_RECORD(wmi_handle, id, ((uint8_t *) data +
  1813. wmi_handle->log_info.buf_offset_event));
  1814. qdf_spin_unlock_bh(&wmi_handle->log_info.wmi_record_lock);
  1815. }
  1816. #endif
  1817. qdf_spin_lock_bh(&wmi_handle->eventq_lock);
  1818. qdf_nbuf_queue_add(&wmi_handle->event_queue, evt_buf);
  1819. qdf_spin_unlock_bh(&wmi_handle->eventq_lock);
  1820. schedule_work(&wmi_handle->rx_event_work);
  1821. return;
  1822. }
  1823. /**
  1824. * wmi_control_rx() - process fw events callbacks
  1825. * @ctx: handle to wmi
  1826. * @htc_packet: pointer to htc packet
  1827. *
  1828. * Return: none
  1829. */
  1830. void wmi_control_rx(void *ctx, HTC_PACKET *htc_packet)
  1831. {
  1832. struct wmi_unified *wmi_handle = (struct wmi_unified *)ctx;
  1833. wmi_buf_t evt_buf;
  1834. uint32_t id;
  1835. uint32_t idx = 0;
  1836. enum wmi_rx_exec_ctx exec_ctx;
  1837. evt_buf = (wmi_buf_t) htc_packet->pPktContext;
  1838. id = WMI_GET_FIELD(qdf_nbuf_data(evt_buf), WMI_CMD_HDR, COMMANDID);
  1839. idx = wmi_unified_get_event_handler_ix(wmi_handle, id);
  1840. if (qdf_unlikely(idx == A_ERROR)) {
  1841. qdf_print
  1842. ("%s :event handler is not registered: event id 0x%x\n",
  1843. __func__, id);
  1844. qdf_nbuf_free(evt_buf);
  1845. return;
  1846. }
  1847. qdf_spin_lock_bh(&wmi_handle->ctx_lock);
  1848. exec_ctx = wmi_handle->ctx[idx];
  1849. qdf_spin_unlock_bh(&wmi_handle->ctx_lock);
  1850. if (exec_ctx == WMI_RX_WORK_CTX) {
  1851. wmi_process_fw_event_worker_thread_ctx
  1852. (wmi_handle, htc_packet);
  1853. } else if (exec_ctx > WMI_RX_WORK_CTX) {
  1854. wmi_process_fw_event_default_ctx
  1855. (wmi_handle, htc_packet, exec_ctx);
  1856. } else {
  1857. qdf_print("%s :Invalid event context %d\n", __func__, exec_ctx);
  1858. qdf_nbuf_free(evt_buf);
  1859. }
  1860. }
  1861. /**
  1862. * wmi_process_fw_event() - process any fw event
  1863. * @wmi_handle: wmi handle
  1864. * @evt_buf: fw event buffer
  1865. *
  1866. * This function process fw event in caller context
  1867. *
  1868. * Return: none
  1869. */
  1870. void wmi_process_fw_event(struct wmi_unified *wmi_handle, wmi_buf_t evt_buf)
  1871. {
  1872. __wmi_control_rx(wmi_handle, evt_buf);
  1873. }
  1874. /**
  1875. * __wmi_control_rx() - process serialize wmi event callback
  1876. * @wmi_handle: wmi handle
  1877. * @evt_buf: fw event buffer
  1878. *
  1879. * Return: none
  1880. */
  1881. void __wmi_control_rx(struct wmi_unified *wmi_handle, wmi_buf_t evt_buf)
  1882. {
  1883. uint32_t id;
  1884. uint8_t *data;
  1885. uint32_t len;
  1886. void *wmi_cmd_struct_ptr = NULL;
  1887. #ifndef WMI_NON_TLV_SUPPORT
  1888. int tlv_ok_status = 0;
  1889. #endif
  1890. uint32_t idx = 0;
  1891. id = WMI_GET_FIELD(qdf_nbuf_data(evt_buf), WMI_CMD_HDR, COMMANDID);
  1892. if (qdf_nbuf_pull_head(evt_buf, sizeof(WMI_CMD_HDR)) == NULL)
  1893. goto end;
  1894. data = qdf_nbuf_data(evt_buf);
  1895. len = qdf_nbuf_len(evt_buf);
  1896. #ifndef WMI_NON_TLV_SUPPORT
  1897. if (wmi_handle->target_type == WMI_TLV_TARGET) {
  1898. /* Validate and pad(if necessary) the TLVs */
  1899. tlv_ok_status =
  1900. wmitlv_check_and_pad_event_tlvs(wmi_handle->scn_handle,
  1901. data, len, id,
  1902. &wmi_cmd_struct_ptr);
  1903. if (tlv_ok_status != 0) {
  1904. QDF_TRACE(QDF_MODULE_ID_WMI, QDF_TRACE_LEVEL_ERROR,
  1905. "%s: Error: id=0x%d, wmitlv check status=%d\n",
  1906. __func__, id, tlv_ok_status);
  1907. goto end;
  1908. }
  1909. }
  1910. #endif
  1911. idx = wmi_unified_get_event_handler_ix(wmi_handle, id);
  1912. if (idx == A_ERROR) {
  1913. QDF_TRACE(QDF_MODULE_ID_WMI, QDF_TRACE_LEVEL_ERROR,
  1914. "%s : event handler is not registered: event id 0x%x\n",
  1915. __func__, id);
  1916. goto end;
  1917. }
  1918. #ifdef WMI_INTERFACE_EVENT_LOGGING
  1919. if (wmi_handle->log_info.wmi_logging_enable) {
  1920. qdf_spin_lock_bh(&wmi_handle->log_info.wmi_record_lock);
  1921. /* Exclude 4 bytes of TLV header */
  1922. if (wmi_handle->log_info.is_management_record(id)) {
  1923. WMI_MGMT_EVENT_RECORD(wmi_handle, id, ((uint8_t *) data
  1924. + wmi_handle->log_info.buf_offset_event));
  1925. } else {
  1926. WMI_EVENT_RECORD(wmi_handle, id, ((uint8_t *) data +
  1927. wmi_handle->log_info.buf_offset_event));
  1928. }
  1929. qdf_spin_unlock_bh(&wmi_handle->log_info.wmi_record_lock);
  1930. }
  1931. #endif
  1932. /* Call the WMI registered event handler */
  1933. if (wmi_handle->target_type == WMI_TLV_TARGET)
  1934. wmi_handle->event_handler[idx] (wmi_handle->scn_handle,
  1935. wmi_cmd_struct_ptr, len);
  1936. else
  1937. wmi_handle->event_handler[idx] (wmi_handle->scn_handle,
  1938. data, len);
  1939. end:
  1940. /* Free event buffer and allocated event tlv */
  1941. #ifndef WMI_NON_TLV_SUPPORT
  1942. if (wmi_handle->target_type == WMI_TLV_TARGET)
  1943. wmitlv_free_allocated_event_tlvs(id, &wmi_cmd_struct_ptr);
  1944. #endif
  1945. qdf_nbuf_free(evt_buf);
  1946. }
  1947. /**
  1948. * wmi_rx_event_work() - process rx event in rx work queue context
  1949. * @work: rx work queue struct
  1950. *
  1951. * This function process any fw event to serialize it through rx worker thread.
  1952. *
  1953. * Return: none
  1954. */
  1955. void wmi_rx_event_work(struct work_struct *work)
  1956. {
  1957. struct wmi_unified *wmi = container_of(work, struct wmi_unified,
  1958. rx_event_work);
  1959. wmi_buf_t buf;
  1960. qdf_spin_lock_bh(&wmi->eventq_lock);
  1961. buf = qdf_nbuf_queue_remove(&wmi->event_queue);
  1962. qdf_spin_unlock_bh(&wmi->eventq_lock);
  1963. while (buf) {
  1964. __wmi_control_rx(wmi, buf);
  1965. qdf_spin_lock_bh(&wmi->eventq_lock);
  1966. buf = qdf_nbuf_queue_remove(&wmi->event_queue);
  1967. qdf_spin_unlock_bh(&wmi->eventq_lock);
  1968. }
  1969. }
  1970. #ifdef FEATURE_RUNTIME_PM
  1971. /**
  1972. * wmi_runtime_pm_init() - initialize runtime pm wmi variables
  1973. * @wmi_handle: wmi context
  1974. */
  1975. static void wmi_runtime_pm_init(struct wmi_unified *wmi_handle)
  1976. {
  1977. qdf_atomic_init(&wmi_handle->runtime_pm_inprogress);
  1978. }
  1979. /**
  1980. * wmi_set_runtime_pm_inprogress() - set runtime pm progress flag
  1981. * @wmi_handle: wmi context
  1982. * @val: runtime pm progress flag
  1983. */
  1984. void wmi_set_runtime_pm_inprogress(wmi_unified_t wmi_handle, A_BOOL val)
  1985. {
  1986. qdf_atomic_set(&wmi_handle->runtime_pm_inprogress, val);
  1987. }
  1988. /**
  1989. * wmi_get_runtime_pm_inprogress() - get runtime pm progress flag
  1990. * @wmi_handle: wmi context
  1991. */
  1992. inline bool wmi_get_runtime_pm_inprogress(wmi_unified_t wmi_handle)
  1993. {
  1994. return qdf_atomic_read(&wmi_handle->runtime_pm_inprogress);
  1995. }
  1996. #else
  1997. static void wmi_runtime_pm_init(struct wmi_unified *wmi_handle)
  1998. {
  1999. }
  2000. #endif
  2001. /**
  2002. * wmi_unified_attach() - attach for unified WMI
  2003. * @scn_handle: handle to SCN
  2004. * @osdev: OS device context
  2005. * @target_type: TLV or not-TLV based target
  2006. * @use_cookie: cookie based allocation enabled/disabled
  2007. * @ops: umac rx callbacks
  2008. *
  2009. * @Return: wmi handle.
  2010. */
  2011. void *wmi_unified_attach(void *scn_handle,
  2012. osdev_t osdev, enum wmi_target_type target_type,
  2013. bool use_cookie, struct wmi_rx_ops *rx_ops)
  2014. {
  2015. struct wmi_unified *wmi_handle;
  2016. #ifdef CONFIG_MCL
  2017. wmi_handle =
  2018. (struct wmi_unified *)os_malloc(NULL,
  2019. sizeof(struct wmi_unified),
  2020. GFP_ATOMIC);
  2021. #else
  2022. wmi_handle =
  2023. (struct wmi_unified *) qdf_mem_malloc(
  2024. sizeof(struct wmi_unified));
  2025. #endif
  2026. if (wmi_handle == NULL) {
  2027. qdf_print("allocation of wmi handle failed %zu\n",
  2028. sizeof(struct wmi_unified));
  2029. return NULL;
  2030. }
  2031. OS_MEMZERO(wmi_handle, sizeof(struct wmi_unified));
  2032. wmi_handle->scn_handle = scn_handle;
  2033. qdf_atomic_init(&wmi_handle->pending_cmds);
  2034. qdf_atomic_init(&wmi_handle->is_target_suspended);
  2035. wmi_runtime_pm_init(wmi_handle);
  2036. qdf_spinlock_create(&wmi_handle->eventq_lock);
  2037. qdf_nbuf_queue_init(&wmi_handle->event_queue);
  2038. INIT_WORK(&wmi_handle->rx_event_work, wmi_rx_event_work);
  2039. #ifdef WMI_INTERFACE_EVENT_LOGGING
  2040. if (QDF_STATUS_SUCCESS == wmi_log_init(wmi_handle)) {
  2041. qdf_spinlock_create(&wmi_handle->log_info.wmi_record_lock);
  2042. wmi_debugfs_init(wmi_handle);
  2043. }
  2044. #endif
  2045. /* Attach mc_thread context processing function */
  2046. wmi_handle->rx_ops.wma_process_fw_event_handler_cbk =
  2047. rx_ops->wma_process_fw_event_handler_cbk;
  2048. wmi_handle->target_type = target_type;
  2049. if (target_type == WMI_TLV_TARGET)
  2050. wmi_tlv_attach(wmi_handle);
  2051. else
  2052. wmi_non_tlv_attach(wmi_handle);
  2053. /* Assign target cookie capablity */
  2054. wmi_handle->use_cookie = use_cookie;
  2055. wmi_handle->osdev = osdev;
  2056. wmi_handle->wmi_stopinprogress = 0;
  2057. qdf_spinlock_create(&wmi_handle->ctx_lock);
  2058. return wmi_handle;
  2059. }
  2060. /**
  2061. * wmi_unified_detach() - detach for unified WMI
  2062. *
  2063. * @wmi_handle : handle to wmi.
  2064. *
  2065. * @Return: none.
  2066. */
  2067. void wmi_unified_detach(struct wmi_unified *wmi_handle)
  2068. {
  2069. wmi_buf_t buf;
  2070. cancel_work_sync(&wmi_handle->rx_event_work);
  2071. wmi_debugfs_remove(wmi_handle);
  2072. buf = qdf_nbuf_queue_remove(&wmi_handle->event_queue);
  2073. while (buf) {
  2074. qdf_nbuf_free(buf);
  2075. buf = qdf_nbuf_queue_remove(&wmi_handle->event_queue);
  2076. }
  2077. #ifdef WMI_INTERFACE_EVENT_LOGGING
  2078. wmi_log_buffer_free(wmi_handle);
  2079. #endif
  2080. qdf_spinlock_destroy(&wmi_handle->eventq_lock);
  2081. qdf_spinlock_destroy(&wmi_handle->ctx_lock);
  2082. OS_FREE(wmi_handle);
  2083. wmi_handle = NULL;
  2084. }
  2085. /**
  2086. * wmi_unified_remove_work() - detach for WMI work
  2087. * @wmi_handle: handle to WMI
  2088. *
  2089. * A function that does not fully detach WMI, but just remove work
  2090. * queue items associated with it. This is used to make sure that
  2091. * before any other processing code that may destroy related contexts
  2092. * (HTC, etc), work queue processing on WMI has already been stopped.
  2093. *
  2094. * Return: None
  2095. */
  2096. void
  2097. wmi_unified_remove_work(struct wmi_unified *wmi_handle)
  2098. {
  2099. wmi_buf_t buf;
  2100. QDF_TRACE(QDF_MODULE_ID_WMI, QDF_TRACE_LEVEL_INFO,
  2101. "Enter: %s", __func__);
  2102. cancel_work_sync(&wmi_handle->rx_event_work);
  2103. qdf_spin_lock_bh(&wmi_handle->eventq_lock);
  2104. buf = qdf_nbuf_queue_remove(&wmi_handle->event_queue);
  2105. while (buf) {
  2106. qdf_nbuf_free(buf);
  2107. buf = qdf_nbuf_queue_remove(&wmi_handle->event_queue);
  2108. }
  2109. qdf_spin_unlock_bh(&wmi_handle->eventq_lock);
  2110. QDF_TRACE(QDF_MODULE_ID_WMI, QDF_TRACE_LEVEL_INFO,
  2111. "Done: %s", __func__);
  2112. }
  2113. /**
  2114. * wmi_htc_tx_complete() - Process htc tx completion
  2115. *
  2116. * @ctx: handle to wmi
  2117. * @htc_packet: pointer to htc packet
  2118. *
  2119. * @Return: none.
  2120. */
  2121. void wmi_htc_tx_complete(void *ctx, HTC_PACKET *htc_pkt)
  2122. {
  2123. struct wmi_unified *wmi_handle = (struct wmi_unified *)ctx;
  2124. wmi_buf_t wmi_cmd_buf = GET_HTC_PACKET_NET_BUF_CONTEXT(htc_pkt);
  2125. #ifdef WMI_INTERFACE_EVENT_LOGGING
  2126. uint32_t cmd_id;
  2127. #endif
  2128. ASSERT(wmi_cmd_buf);
  2129. #ifdef WMI_INTERFACE_EVENT_LOGGING
  2130. if (wmi_handle->log_info.wmi_logging_enable) {
  2131. cmd_id = WMI_GET_FIELD(qdf_nbuf_data(wmi_cmd_buf),
  2132. WMI_CMD_HDR, COMMANDID);
  2133. qdf_spin_lock_bh(&wmi_handle->log_info.wmi_record_lock);
  2134. /* Record 16 bytes of WMI cmd tx complete data
  2135. - exclude TLV and WMI headers */
  2136. if (wmi_handle->log_info.is_management_record(cmd_id)) {
  2137. WMI_MGMT_COMMAND_TX_CMP_RECORD(wmi_handle, cmd_id,
  2138. ((uint32_t *) qdf_nbuf_data(wmi_cmd_buf) +
  2139. wmi_handle->log_info.buf_offset_command));
  2140. } else {
  2141. WMI_COMMAND_TX_CMP_RECORD(wmi_handle, cmd_id,
  2142. ((uint32_t *) qdf_nbuf_data(wmi_cmd_buf) +
  2143. wmi_handle->log_info.buf_offset_command));
  2144. }
  2145. qdf_spin_unlock_bh(&wmi_handle->log_info.wmi_record_lock);
  2146. }
  2147. #endif
  2148. qdf_nbuf_free(wmi_cmd_buf);
  2149. qdf_mem_free(htc_pkt);
  2150. qdf_atomic_dec(&wmi_handle->pending_cmds);
  2151. }
  2152. /**
  2153. * wmi_get_host_credits() - WMI API to get updated host_credits
  2154. *
  2155. * @wmi_handle: handle to WMI.
  2156. *
  2157. * @Return: updated host_credits.
  2158. */
  2159. int
  2160. wmi_unified_connect_htc_service(struct wmi_unified *wmi_handle,
  2161. void *htc_handle)
  2162. {
  2163. int status;
  2164. HTC_SERVICE_CONNECT_RESP response;
  2165. HTC_SERVICE_CONNECT_REQ connect;
  2166. OS_MEMZERO(&connect, sizeof(connect));
  2167. OS_MEMZERO(&response, sizeof(response));
  2168. /* meta data is unused for now */
  2169. connect.pMetaData = NULL;
  2170. connect.MetaDataLength = 0;
  2171. /* these fields are the same for all service endpoints */
  2172. connect.EpCallbacks.pContext = wmi_handle;
  2173. connect.EpCallbacks.EpTxCompleteMultiple =
  2174. NULL /* Control path completion ar6000_tx_complete */;
  2175. connect.EpCallbacks.EpRecv = wmi_control_rx /* Control path rx */;
  2176. connect.EpCallbacks.EpRecvRefill = NULL /* ar6000_rx_refill */;
  2177. connect.EpCallbacks.EpSendFull = NULL /* ar6000_tx_queue_full */;
  2178. connect.EpCallbacks.EpTxComplete =
  2179. wmi_htc_tx_complete /* ar6000_tx_queue_full */;
  2180. /* connect to control service */
  2181. connect.service_id = WMI_CONTROL_SVC;
  2182. status = htc_connect_service(htc_handle, &connect,
  2183. &response);
  2184. if (status != EOK) {
  2185. qdf_print
  2186. ("Failed to connect to WMI CONTROL service status:%d \n",
  2187. status);
  2188. return status;
  2189. }
  2190. wmi_handle->wmi_endpoint_id = response.Endpoint;
  2191. wmi_handle->htc_handle = htc_handle;
  2192. wmi_handle->max_msg_len = response.MaxMsgLength;
  2193. return EOK;
  2194. }
  2195. /**
  2196. * wmi_get_host_credits() - WMI API to get updated host_credits
  2197. *
  2198. * @wmi_handle: handle to WMI.
  2199. *
  2200. * @Return: updated host_credits.
  2201. */
  2202. int wmi_get_host_credits(wmi_unified_t wmi_handle)
  2203. {
  2204. int host_credits = 0;
  2205. htc_get_control_endpoint_tx_host_credits(wmi_handle->htc_handle,
  2206. &host_credits);
  2207. return host_credits;
  2208. }
  2209. /**
  2210. * wmi_get_pending_cmds() - WMI API to get WMI Pending Commands in the HTC
  2211. * queue
  2212. *
  2213. * @wmi_handle: handle to WMI.
  2214. *
  2215. * @Return: Pending Commands in the HTC queue.
  2216. */
  2217. int wmi_get_pending_cmds(wmi_unified_t wmi_handle)
  2218. {
  2219. return qdf_atomic_read(&wmi_handle->pending_cmds);
  2220. }
  2221. /**
  2222. * wmi_set_target_suspend() - WMI API to set target suspend state
  2223. *
  2224. * @wmi_handle: handle to WMI.
  2225. * @val: suspend state boolean.
  2226. *
  2227. * @Return: none.
  2228. */
  2229. void wmi_set_target_suspend(wmi_unified_t wmi_handle, A_BOOL val)
  2230. {
  2231. qdf_atomic_set(&wmi_handle->is_target_suspended, val);
  2232. }
  2233. #ifndef CONFIG_MCL
  2234. /**
  2235. * API to flush all the previous packets associated with the wmi endpoint
  2236. *
  2237. * @param wmi_handle : handle to WMI.
  2238. */
  2239. void
  2240. wmi_flush_endpoint(wmi_unified_t wmi_handle)
  2241. {
  2242. htc_flush_endpoint(wmi_handle->htc_handle,
  2243. wmi_handle->wmi_endpoint_id, 0);
  2244. }
  2245. /**
  2246. * generic function to block unified WMI command
  2247. * @param wmi_handle : handle to WMI.
  2248. * @return 0 on success and -ve on failure.
  2249. */
  2250. int
  2251. wmi_stop(wmi_unified_t wmi_handle)
  2252. {
  2253. QDF_TRACE(QDF_MODULE_ID_WMI, QDF_TRACE_LEVEL_INFO,
  2254. "WMI Stop\n");
  2255. wmi_handle->wmi_stopinprogress = 1;
  2256. return 0;
  2257. }
  2258. #endif