main.c 51 KB

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  1. /*
  2. * This file is part of wl18xx
  3. *
  4. * Copyright (C) 2011 Texas Instruments
  5. *
  6. * This program is free software; you can redistribute it and/or
  7. * modify it under the terms of the GNU General Public License
  8. * version 2 as published by the Free Software Foundation.
  9. *
  10. * This program is distributed in the hope that it will be useful, but
  11. * WITHOUT ANY WARRANTY; without even the implied warranty of
  12. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  13. * General Public License for more details.
  14. *
  15. * You should have received a copy of the GNU General Public License
  16. * along with this program; if not, write to the Free Software
  17. * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
  18. * 02110-1301 USA
  19. *
  20. */
  21. #include <linux/module.h>
  22. #include <linux/platform_device.h>
  23. #include <linux/ip.h>
  24. #include <linux/firmware.h>
  25. #include "../wlcore/wlcore.h"
  26. #include "../wlcore/debug.h"
  27. #include "../wlcore/io.h"
  28. #include "../wlcore/acx.h"
  29. #include "../wlcore/tx.h"
  30. #include "../wlcore/rx.h"
  31. #include "../wlcore/boot.h"
  32. #include "reg.h"
  33. #include "conf.h"
  34. #include "cmd.h"
  35. #include "acx.h"
  36. #include "tx.h"
  37. #include "wl18xx.h"
  38. #include "io.h"
  39. #include "scan.h"
  40. #include "event.h"
  41. #include "debugfs.h"
  42. #define WL18XX_RX_CHECKSUM_MASK 0x40
  43. static char *ht_mode_param = NULL;
  44. static char *board_type_param = NULL;
  45. static bool checksum_param = false;
  46. static int num_rx_desc_param = -1;
  47. /* phy paramters */
  48. static int dc2dc_param = -1;
  49. static int n_antennas_2_param = -1;
  50. static int n_antennas_5_param = -1;
  51. static int low_band_component_param = -1;
  52. static int low_band_component_type_param = -1;
  53. static int high_band_component_param = -1;
  54. static int high_band_component_type_param = -1;
  55. static int pwr_limit_reference_11_abg_param = -1;
  56. static const u8 wl18xx_rate_to_idx_2ghz[] = {
  57. /* MCS rates are used only with 11n */
  58. 15, /* WL18XX_CONF_HW_RXTX_RATE_MCS15 */
  59. 14, /* WL18XX_CONF_HW_RXTX_RATE_MCS14 */
  60. 13, /* WL18XX_CONF_HW_RXTX_RATE_MCS13 */
  61. 12, /* WL18XX_CONF_HW_RXTX_RATE_MCS12 */
  62. 11, /* WL18XX_CONF_HW_RXTX_RATE_MCS11 */
  63. 10, /* WL18XX_CONF_HW_RXTX_RATE_MCS10 */
  64. 9, /* WL18XX_CONF_HW_RXTX_RATE_MCS9 */
  65. 8, /* WL18XX_CONF_HW_RXTX_RATE_MCS8 */
  66. 7, /* WL18XX_CONF_HW_RXTX_RATE_MCS7 */
  67. 6, /* WL18XX_CONF_HW_RXTX_RATE_MCS6 */
  68. 5, /* WL18XX_CONF_HW_RXTX_RATE_MCS5 */
  69. 4, /* WL18XX_CONF_HW_RXTX_RATE_MCS4 */
  70. 3, /* WL18XX_CONF_HW_RXTX_RATE_MCS3 */
  71. 2, /* WL18XX_CONF_HW_RXTX_RATE_MCS2 */
  72. 1, /* WL18XX_CONF_HW_RXTX_RATE_MCS1 */
  73. 0, /* WL18XX_CONF_HW_RXTX_RATE_MCS0 */
  74. 11, /* WL18XX_CONF_HW_RXTX_RATE_54 */
  75. 10, /* WL18XX_CONF_HW_RXTX_RATE_48 */
  76. 9, /* WL18XX_CONF_HW_RXTX_RATE_36 */
  77. 8, /* WL18XX_CONF_HW_RXTX_RATE_24 */
  78. /* TI-specific rate */
  79. CONF_HW_RXTX_RATE_UNSUPPORTED, /* WL18XX_CONF_HW_RXTX_RATE_22 */
  80. 7, /* WL18XX_CONF_HW_RXTX_RATE_18 */
  81. 6, /* WL18XX_CONF_HW_RXTX_RATE_12 */
  82. 3, /* WL18XX_CONF_HW_RXTX_RATE_11 */
  83. 5, /* WL18XX_CONF_HW_RXTX_RATE_9 */
  84. 4, /* WL18XX_CONF_HW_RXTX_RATE_6 */
  85. 2, /* WL18XX_CONF_HW_RXTX_RATE_5_5 */
  86. 1, /* WL18XX_CONF_HW_RXTX_RATE_2 */
  87. 0 /* WL18XX_CONF_HW_RXTX_RATE_1 */
  88. };
  89. static const u8 wl18xx_rate_to_idx_5ghz[] = {
  90. /* MCS rates are used only with 11n */
  91. 15, /* WL18XX_CONF_HW_RXTX_RATE_MCS15 */
  92. 14, /* WL18XX_CONF_HW_RXTX_RATE_MCS14 */
  93. 13, /* WL18XX_CONF_HW_RXTX_RATE_MCS13 */
  94. 12, /* WL18XX_CONF_HW_RXTX_RATE_MCS12 */
  95. 11, /* WL18XX_CONF_HW_RXTX_RATE_MCS11 */
  96. 10, /* WL18XX_CONF_HW_RXTX_RATE_MCS10 */
  97. 9, /* WL18XX_CONF_HW_RXTX_RATE_MCS9 */
  98. 8, /* WL18XX_CONF_HW_RXTX_RATE_MCS8 */
  99. 7, /* WL18XX_CONF_HW_RXTX_RATE_MCS7 */
  100. 6, /* WL18XX_CONF_HW_RXTX_RATE_MCS6 */
  101. 5, /* WL18XX_CONF_HW_RXTX_RATE_MCS5 */
  102. 4, /* WL18XX_CONF_HW_RXTX_RATE_MCS4 */
  103. 3, /* WL18XX_CONF_HW_RXTX_RATE_MCS3 */
  104. 2, /* WL18XX_CONF_HW_RXTX_RATE_MCS2 */
  105. 1, /* WL18XX_CONF_HW_RXTX_RATE_MCS1 */
  106. 0, /* WL18XX_CONF_HW_RXTX_RATE_MCS0 */
  107. 7, /* WL18XX_CONF_HW_RXTX_RATE_54 */
  108. 6, /* WL18XX_CONF_HW_RXTX_RATE_48 */
  109. 5, /* WL18XX_CONF_HW_RXTX_RATE_36 */
  110. 4, /* WL18XX_CONF_HW_RXTX_RATE_24 */
  111. /* TI-specific rate */
  112. CONF_HW_RXTX_RATE_UNSUPPORTED, /* WL18XX_CONF_HW_RXTX_RATE_22 */
  113. 3, /* WL18XX_CONF_HW_RXTX_RATE_18 */
  114. 2, /* WL18XX_CONF_HW_RXTX_RATE_12 */
  115. CONF_HW_RXTX_RATE_UNSUPPORTED, /* WL18XX_CONF_HW_RXTX_RATE_11 */
  116. 1, /* WL18XX_CONF_HW_RXTX_RATE_9 */
  117. 0, /* WL18XX_CONF_HW_RXTX_RATE_6 */
  118. CONF_HW_RXTX_RATE_UNSUPPORTED, /* WL18XX_CONF_HW_RXTX_RATE_5_5 */
  119. CONF_HW_RXTX_RATE_UNSUPPORTED, /* WL18XX_CONF_HW_RXTX_RATE_2 */
  120. CONF_HW_RXTX_RATE_UNSUPPORTED, /* WL18XX_CONF_HW_RXTX_RATE_1 */
  121. };
  122. static const u8 *wl18xx_band_rate_to_idx[] = {
  123. [IEEE80211_BAND_2GHZ] = wl18xx_rate_to_idx_2ghz,
  124. [IEEE80211_BAND_5GHZ] = wl18xx_rate_to_idx_5ghz
  125. };
  126. enum wl18xx_hw_rates {
  127. WL18XX_CONF_HW_RXTX_RATE_MCS15 = 0,
  128. WL18XX_CONF_HW_RXTX_RATE_MCS14,
  129. WL18XX_CONF_HW_RXTX_RATE_MCS13,
  130. WL18XX_CONF_HW_RXTX_RATE_MCS12,
  131. WL18XX_CONF_HW_RXTX_RATE_MCS11,
  132. WL18XX_CONF_HW_RXTX_RATE_MCS10,
  133. WL18XX_CONF_HW_RXTX_RATE_MCS9,
  134. WL18XX_CONF_HW_RXTX_RATE_MCS8,
  135. WL18XX_CONF_HW_RXTX_RATE_MCS7,
  136. WL18XX_CONF_HW_RXTX_RATE_MCS6,
  137. WL18XX_CONF_HW_RXTX_RATE_MCS5,
  138. WL18XX_CONF_HW_RXTX_RATE_MCS4,
  139. WL18XX_CONF_HW_RXTX_RATE_MCS3,
  140. WL18XX_CONF_HW_RXTX_RATE_MCS2,
  141. WL18XX_CONF_HW_RXTX_RATE_MCS1,
  142. WL18XX_CONF_HW_RXTX_RATE_MCS0,
  143. WL18XX_CONF_HW_RXTX_RATE_54,
  144. WL18XX_CONF_HW_RXTX_RATE_48,
  145. WL18XX_CONF_HW_RXTX_RATE_36,
  146. WL18XX_CONF_HW_RXTX_RATE_24,
  147. WL18XX_CONF_HW_RXTX_RATE_22,
  148. WL18XX_CONF_HW_RXTX_RATE_18,
  149. WL18XX_CONF_HW_RXTX_RATE_12,
  150. WL18XX_CONF_HW_RXTX_RATE_11,
  151. WL18XX_CONF_HW_RXTX_RATE_9,
  152. WL18XX_CONF_HW_RXTX_RATE_6,
  153. WL18XX_CONF_HW_RXTX_RATE_5_5,
  154. WL18XX_CONF_HW_RXTX_RATE_2,
  155. WL18XX_CONF_HW_RXTX_RATE_1,
  156. WL18XX_CONF_HW_RXTX_RATE_MAX,
  157. };
  158. static struct wlcore_conf wl18xx_conf = {
  159. .sg = {
  160. .params = {
  161. [CONF_SG_ACL_BT_MASTER_MIN_BR] = 10,
  162. [CONF_SG_ACL_BT_MASTER_MAX_BR] = 180,
  163. [CONF_SG_ACL_BT_SLAVE_MIN_BR] = 10,
  164. [CONF_SG_ACL_BT_SLAVE_MAX_BR] = 180,
  165. [CONF_SG_ACL_BT_MASTER_MIN_EDR] = 10,
  166. [CONF_SG_ACL_BT_MASTER_MAX_EDR] = 80,
  167. [CONF_SG_ACL_BT_SLAVE_MIN_EDR] = 10,
  168. [CONF_SG_ACL_BT_SLAVE_MAX_EDR] = 80,
  169. [CONF_SG_ACL_WLAN_PS_MASTER_BR] = 8,
  170. [CONF_SG_ACL_WLAN_PS_SLAVE_BR] = 8,
  171. [CONF_SG_ACL_WLAN_PS_MASTER_EDR] = 20,
  172. [CONF_SG_ACL_WLAN_PS_SLAVE_EDR] = 20,
  173. [CONF_SG_ACL_WLAN_ACTIVE_MASTER_MIN_BR] = 20,
  174. [CONF_SG_ACL_WLAN_ACTIVE_MASTER_MAX_BR] = 35,
  175. [CONF_SG_ACL_WLAN_ACTIVE_SLAVE_MIN_BR] = 16,
  176. [CONF_SG_ACL_WLAN_ACTIVE_SLAVE_MAX_BR] = 35,
  177. [CONF_SG_ACL_WLAN_ACTIVE_MASTER_MIN_EDR] = 32,
  178. [CONF_SG_ACL_WLAN_ACTIVE_MASTER_MAX_EDR] = 50,
  179. [CONF_SG_ACL_WLAN_ACTIVE_SLAVE_MIN_EDR] = 28,
  180. [CONF_SG_ACL_WLAN_ACTIVE_SLAVE_MAX_EDR] = 50,
  181. [CONF_SG_ACL_ACTIVE_SCAN_WLAN_BR] = 10,
  182. [CONF_SG_ACL_ACTIVE_SCAN_WLAN_EDR] = 20,
  183. [CONF_SG_ACL_PASSIVE_SCAN_BT_BR] = 75,
  184. [CONF_SG_ACL_PASSIVE_SCAN_WLAN_BR] = 15,
  185. [CONF_SG_ACL_PASSIVE_SCAN_BT_EDR] = 27,
  186. [CONF_SG_ACL_PASSIVE_SCAN_WLAN_EDR] = 17,
  187. /* active scan params */
  188. [CONF_SG_AUTO_SCAN_PROBE_REQ] = 170,
  189. [CONF_SG_ACTIVE_SCAN_DURATION_FACTOR_HV3] = 50,
  190. [CONF_SG_ACTIVE_SCAN_DURATION_FACTOR_A2DP] = 100,
  191. /* passive scan params */
  192. [CONF_SG_PASSIVE_SCAN_DURATION_FACTOR_A2DP_BR] = 800,
  193. [CONF_SG_PASSIVE_SCAN_DURATION_FACTOR_A2DP_EDR] = 200,
  194. [CONF_SG_PASSIVE_SCAN_DURATION_FACTOR_HV3] = 200,
  195. /* passive scan in dual antenna params */
  196. [CONF_SG_CONSECUTIVE_HV3_IN_PASSIVE_SCAN] = 0,
  197. [CONF_SG_BCN_HV3_COLLISION_THRESH_IN_PASSIVE_SCAN] = 0,
  198. [CONF_SG_TX_RX_PROTECTION_BWIDTH_IN_PASSIVE_SCAN] = 0,
  199. /* general params */
  200. [CONF_SG_STA_FORCE_PS_IN_BT_SCO] = 1,
  201. [CONF_SG_ANTENNA_CONFIGURATION] = 0,
  202. [CONF_SG_BEACON_MISS_PERCENT] = 60,
  203. [CONF_SG_DHCP_TIME] = 5000,
  204. [CONF_SG_RXT] = 1200,
  205. [CONF_SG_TXT] = 1000,
  206. [CONF_SG_ADAPTIVE_RXT_TXT] = 1,
  207. [CONF_SG_GENERAL_USAGE_BIT_MAP] = 3,
  208. [CONF_SG_HV3_MAX_SERVED] = 6,
  209. [CONF_SG_PS_POLL_TIMEOUT] = 10,
  210. [CONF_SG_UPSD_TIMEOUT] = 10,
  211. [CONF_SG_CONSECUTIVE_CTS_THRESHOLD] = 2,
  212. [CONF_SG_STA_RX_WINDOW_AFTER_DTIM] = 5,
  213. [CONF_SG_STA_CONNECTION_PROTECTION_TIME] = 30,
  214. /* AP params */
  215. [CONF_AP_BEACON_MISS_TX] = 3,
  216. [CONF_AP_RX_WINDOW_AFTER_BEACON] = 10,
  217. [CONF_AP_BEACON_WINDOW_INTERVAL] = 2,
  218. [CONF_AP_CONNECTION_PROTECTION_TIME] = 0,
  219. [CONF_AP_BT_ACL_VAL_BT_SERVE_TIME] = 25,
  220. [CONF_AP_BT_ACL_VAL_WL_SERVE_TIME] = 25,
  221. /* CTS Diluting params */
  222. [CONF_SG_CTS_DILUTED_BAD_RX_PACKETS_TH] = 0,
  223. [CONF_SG_CTS_CHOP_IN_DUAL_ANT_SCO_MASTER] = 0,
  224. },
  225. .state = CONF_SG_PROTECTIVE,
  226. },
  227. .rx = {
  228. .rx_msdu_life_time = 512000,
  229. .packet_detection_threshold = 0,
  230. .ps_poll_timeout = 15,
  231. .upsd_timeout = 15,
  232. .rts_threshold = IEEE80211_MAX_RTS_THRESHOLD,
  233. .rx_cca_threshold = 0,
  234. .irq_blk_threshold = 0xFFFF,
  235. .irq_pkt_threshold = 0,
  236. .irq_timeout = 600,
  237. .queue_type = CONF_RX_QUEUE_TYPE_LOW_PRIORITY,
  238. },
  239. .tx = {
  240. .tx_energy_detection = 0,
  241. .sta_rc_conf = {
  242. .enabled_rates = 0,
  243. .short_retry_limit = 10,
  244. .long_retry_limit = 10,
  245. .aflags = 0,
  246. },
  247. .ac_conf_count = 4,
  248. .ac_conf = {
  249. [CONF_TX_AC_BE] = {
  250. .ac = CONF_TX_AC_BE,
  251. .cw_min = 15,
  252. .cw_max = 63,
  253. .aifsn = 3,
  254. .tx_op_limit = 0,
  255. },
  256. [CONF_TX_AC_BK] = {
  257. .ac = CONF_TX_AC_BK,
  258. .cw_min = 15,
  259. .cw_max = 63,
  260. .aifsn = 7,
  261. .tx_op_limit = 0,
  262. },
  263. [CONF_TX_AC_VI] = {
  264. .ac = CONF_TX_AC_VI,
  265. .cw_min = 15,
  266. .cw_max = 63,
  267. .aifsn = CONF_TX_AIFS_PIFS,
  268. .tx_op_limit = 3008,
  269. },
  270. [CONF_TX_AC_VO] = {
  271. .ac = CONF_TX_AC_VO,
  272. .cw_min = 15,
  273. .cw_max = 63,
  274. .aifsn = CONF_TX_AIFS_PIFS,
  275. .tx_op_limit = 1504,
  276. },
  277. },
  278. .max_tx_retries = 100,
  279. .ap_aging_period = 300,
  280. .tid_conf_count = 4,
  281. .tid_conf = {
  282. [CONF_TX_AC_BE] = {
  283. .queue_id = CONF_TX_AC_BE,
  284. .channel_type = CONF_CHANNEL_TYPE_EDCF,
  285. .tsid = CONF_TX_AC_BE,
  286. .ps_scheme = CONF_PS_SCHEME_LEGACY,
  287. .ack_policy = CONF_ACK_POLICY_LEGACY,
  288. .apsd_conf = {0, 0},
  289. },
  290. [CONF_TX_AC_BK] = {
  291. .queue_id = CONF_TX_AC_BK,
  292. .channel_type = CONF_CHANNEL_TYPE_EDCF,
  293. .tsid = CONF_TX_AC_BK,
  294. .ps_scheme = CONF_PS_SCHEME_LEGACY,
  295. .ack_policy = CONF_ACK_POLICY_LEGACY,
  296. .apsd_conf = {0, 0},
  297. },
  298. [CONF_TX_AC_VI] = {
  299. .queue_id = CONF_TX_AC_VI,
  300. .channel_type = CONF_CHANNEL_TYPE_EDCF,
  301. .tsid = CONF_TX_AC_VI,
  302. .ps_scheme = CONF_PS_SCHEME_LEGACY,
  303. .ack_policy = CONF_ACK_POLICY_LEGACY,
  304. .apsd_conf = {0, 0},
  305. },
  306. [CONF_TX_AC_VO] = {
  307. .queue_id = CONF_TX_AC_VO,
  308. .channel_type = CONF_CHANNEL_TYPE_EDCF,
  309. .tsid = CONF_TX_AC_VO,
  310. .ps_scheme = CONF_PS_SCHEME_LEGACY,
  311. .ack_policy = CONF_ACK_POLICY_LEGACY,
  312. .apsd_conf = {0, 0},
  313. },
  314. },
  315. .frag_threshold = IEEE80211_MAX_FRAG_THRESHOLD,
  316. .tx_compl_timeout = 350,
  317. .tx_compl_threshold = 10,
  318. .basic_rate = CONF_HW_BIT_RATE_1MBPS,
  319. .basic_rate_5 = CONF_HW_BIT_RATE_6MBPS,
  320. .tmpl_short_retry_limit = 10,
  321. .tmpl_long_retry_limit = 10,
  322. .tx_watchdog_timeout = 5000,
  323. .slow_link_thold = 3,
  324. .fast_link_thold = 30,
  325. },
  326. .conn = {
  327. .wake_up_event = CONF_WAKE_UP_EVENT_DTIM,
  328. .listen_interval = 1,
  329. .suspend_wake_up_event = CONF_WAKE_UP_EVENT_N_DTIM,
  330. .suspend_listen_interval = 3,
  331. .bcn_filt_mode = CONF_BCN_FILT_MODE_ENABLED,
  332. .bcn_filt_ie_count = 3,
  333. .bcn_filt_ie = {
  334. [0] = {
  335. .ie = WLAN_EID_CHANNEL_SWITCH,
  336. .rule = CONF_BCN_RULE_PASS_ON_APPEARANCE,
  337. },
  338. [1] = {
  339. .ie = WLAN_EID_HT_OPERATION,
  340. .rule = CONF_BCN_RULE_PASS_ON_CHANGE,
  341. },
  342. [2] = {
  343. .ie = WLAN_EID_ERP_INFO,
  344. .rule = CONF_BCN_RULE_PASS_ON_CHANGE,
  345. },
  346. },
  347. .synch_fail_thold = 12,
  348. .bss_lose_timeout = 400,
  349. .beacon_rx_timeout = 10000,
  350. .broadcast_timeout = 20000,
  351. .rx_broadcast_in_ps = 1,
  352. .ps_poll_threshold = 10,
  353. .bet_enable = CONF_BET_MODE_ENABLE,
  354. .bet_max_consecutive = 50,
  355. .psm_entry_retries = 8,
  356. .psm_exit_retries = 16,
  357. .psm_entry_nullfunc_retries = 3,
  358. .dynamic_ps_timeout = 1500,
  359. .forced_ps = false,
  360. .keep_alive_interval = 55000,
  361. .max_listen_interval = 20,
  362. .sta_sleep_auth = WL1271_PSM_ILLEGAL,
  363. },
  364. .itrim = {
  365. .enable = false,
  366. .timeout = 50000,
  367. },
  368. .pm_config = {
  369. .host_clk_settling_time = 5000,
  370. .host_fast_wakeup_support = CONF_FAST_WAKEUP_DISABLE,
  371. },
  372. .roam_trigger = {
  373. .trigger_pacing = 1,
  374. .avg_weight_rssi_beacon = 20,
  375. .avg_weight_rssi_data = 10,
  376. .avg_weight_snr_beacon = 20,
  377. .avg_weight_snr_data = 10,
  378. },
  379. .scan = {
  380. .min_dwell_time_active = 7500,
  381. .max_dwell_time_active = 30000,
  382. .dwell_time_passive = 100000,
  383. .dwell_time_dfs = 150000,
  384. .num_probe_reqs = 2,
  385. .split_scan_timeout = 50000,
  386. },
  387. .sched_scan = {
  388. /*
  389. * Values are in TU/1000 but since sched scan FW command
  390. * params are in TUs rounding up may occur.
  391. */
  392. .base_dwell_time = 7500,
  393. .max_dwell_time_delta = 22500,
  394. /* based on 250bits per probe @1Mbps */
  395. .dwell_time_delta_per_probe = 2000,
  396. /* based on 250bits per probe @6Mbps (plus a bit more) */
  397. .dwell_time_delta_per_probe_5 = 350,
  398. .dwell_time_passive = 100000,
  399. .dwell_time_dfs = 150000,
  400. .num_probe_reqs = 2,
  401. .rssi_threshold = -90,
  402. .snr_threshold = 0,
  403. },
  404. .ht = {
  405. .rx_ba_win_size = 32,
  406. .tx_ba_win_size = 64,
  407. .inactivity_timeout = 10000,
  408. .tx_ba_tid_bitmap = CONF_TX_BA_ENABLED_TID_BITMAP,
  409. },
  410. .mem = {
  411. .num_stations = 1,
  412. .ssid_profiles = 1,
  413. .rx_block_num = 40,
  414. .tx_min_block_num = 40,
  415. .dynamic_memory = 1,
  416. .min_req_tx_blocks = 45,
  417. .min_req_rx_blocks = 22,
  418. .tx_min = 27,
  419. },
  420. .fm_coex = {
  421. .enable = true,
  422. .swallow_period = 5,
  423. .n_divider_fref_set_1 = 0xff, /* default */
  424. .n_divider_fref_set_2 = 12,
  425. .m_divider_fref_set_1 = 0xffff,
  426. .m_divider_fref_set_2 = 148, /* default */
  427. .coex_pll_stabilization_time = 0xffffffff, /* default */
  428. .ldo_stabilization_time = 0xffff, /* default */
  429. .fm_disturbed_band_margin = 0xff, /* default */
  430. .swallow_clk_diff = 0xff, /* default */
  431. },
  432. .rx_streaming = {
  433. .duration = 150,
  434. .queues = 0x1,
  435. .interval = 20,
  436. .always = 0,
  437. },
  438. .fwlog = {
  439. .mode = WL12XX_FWLOG_ON_DEMAND,
  440. .mem_blocks = 2,
  441. .severity = 0,
  442. .timestamp = WL12XX_FWLOG_TIMESTAMP_DISABLED,
  443. .output = WL12XX_FWLOG_OUTPUT_HOST,
  444. .threshold = 0,
  445. },
  446. .rate = {
  447. .rate_retry_score = 32000,
  448. .per_add = 8192,
  449. .per_th1 = 2048,
  450. .per_th2 = 4096,
  451. .max_per = 8100,
  452. .inverse_curiosity_factor = 5,
  453. .tx_fail_low_th = 4,
  454. .tx_fail_high_th = 10,
  455. .per_alpha_shift = 4,
  456. .per_add_shift = 13,
  457. .per_beta1_shift = 10,
  458. .per_beta2_shift = 8,
  459. .rate_check_up = 2,
  460. .rate_check_down = 12,
  461. .rate_retry_policy = {
  462. 0x00, 0x00, 0x00, 0x00, 0x00,
  463. 0x00, 0x00, 0x00, 0x00, 0x00,
  464. 0x00, 0x00, 0x00,
  465. },
  466. },
  467. .hangover = {
  468. .recover_time = 0,
  469. .hangover_period = 20,
  470. .dynamic_mode = 1,
  471. .early_termination_mode = 1,
  472. .max_period = 20,
  473. .min_period = 1,
  474. .increase_delta = 1,
  475. .decrease_delta = 2,
  476. .quiet_time = 4,
  477. .increase_time = 1,
  478. .window_size = 16,
  479. },
  480. .recovery = {
  481. .bug_on_recovery = 0,
  482. .no_recovery = 0,
  483. },
  484. };
  485. static struct wl18xx_priv_conf wl18xx_default_priv_conf = {
  486. .ht = {
  487. .mode = HT_MODE_DEFAULT,
  488. },
  489. .phy = {
  490. .phy_standalone = 0x00,
  491. .primary_clock_setting_time = 0x05,
  492. .clock_valid_on_wake_up = 0x00,
  493. .secondary_clock_setting_time = 0x05,
  494. .board_type = BOARD_TYPE_HDK_18XX,
  495. .auto_detect = 0x00,
  496. .dedicated_fem = FEM_NONE,
  497. .low_band_component = COMPONENT_3_WAY_SWITCH,
  498. .low_band_component_type = 0x04,
  499. .high_band_component = COMPONENT_2_WAY_SWITCH,
  500. .high_band_component_type = 0x09,
  501. .tcxo_ldo_voltage = 0x00,
  502. .xtal_itrim_val = 0x04,
  503. .srf_state = 0x00,
  504. .io_configuration = 0x01,
  505. .sdio_configuration = 0x00,
  506. .settings = 0x00,
  507. .enable_clpc = 0x00,
  508. .enable_tx_low_pwr_on_siso_rdl = 0x00,
  509. .rx_profile = 0x00,
  510. .pwr_limit_reference_11_abg = 0x64,
  511. .per_chan_pwr_limit_arr_11abg = {
  512. 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
  513. 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
  514. 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
  515. 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
  516. 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
  517. 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
  518. 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
  519. 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
  520. 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
  521. 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
  522. 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
  523. 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
  524. 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
  525. 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
  526. 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
  527. 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
  528. 0xff, 0xff, 0xff, 0xff, 0xff, 0xff },
  529. .pwr_limit_reference_11p = 0x64,
  530. .per_chan_pwr_limit_arr_11p = { 0xff, 0xff, 0xff, 0xff,
  531. 0xff, 0xff, 0xff },
  532. .psat = 0,
  533. .low_power_val = 0x08,
  534. .med_power_val = 0x12,
  535. .high_power_val = 0x18,
  536. .low_power_val_2nd = 0x05,
  537. .med_power_val_2nd = 0x0a,
  538. .high_power_val_2nd = 0x14,
  539. .external_pa_dc2dc = 0,
  540. .number_of_assembled_ant2_4 = 2,
  541. .number_of_assembled_ant5 = 1,
  542. .tx_rf_margin = 1,
  543. },
  544. };
  545. static const struct wlcore_partition_set wl18xx_ptable[PART_TABLE_LEN] = {
  546. [PART_TOP_PRCM_ELP_SOC] = {
  547. .mem = { .start = 0x00A02000, .size = 0x00010000 },
  548. .reg = { .start = 0x00807000, .size = 0x00005000 },
  549. .mem2 = { .start = 0x00800000, .size = 0x0000B000 },
  550. .mem3 = { .start = 0x00000000, .size = 0x00000000 },
  551. },
  552. [PART_DOWN] = {
  553. .mem = { .start = 0x00000000, .size = 0x00014000 },
  554. .reg = { .start = 0x00810000, .size = 0x0000BFFF },
  555. .mem2 = { .start = 0x00000000, .size = 0x00000000 },
  556. .mem3 = { .start = 0x00000000, .size = 0x00000000 },
  557. },
  558. [PART_BOOT] = {
  559. .mem = { .start = 0x00700000, .size = 0x0000030c },
  560. .reg = { .start = 0x00802000, .size = 0x00014578 },
  561. .mem2 = { .start = 0x00B00404, .size = 0x00001000 },
  562. .mem3 = { .start = 0x00C00000, .size = 0x00000400 },
  563. },
  564. [PART_WORK] = {
  565. .mem = { .start = 0x00800000, .size = 0x000050FC },
  566. .reg = { .start = 0x00B00404, .size = 0x00001000 },
  567. .mem2 = { .start = 0x00C00000, .size = 0x00000400 },
  568. .mem3 = { .start = 0x00000000, .size = 0x00000000 },
  569. },
  570. [PART_PHY_INIT] = {
  571. .mem = { .start = 0x80926000,
  572. .size = sizeof(struct wl18xx_mac_and_phy_params) },
  573. .reg = { .start = 0x00000000, .size = 0x00000000 },
  574. .mem2 = { .start = 0x00000000, .size = 0x00000000 },
  575. .mem3 = { .start = 0x00000000, .size = 0x00000000 },
  576. },
  577. };
  578. static const int wl18xx_rtable[REG_TABLE_LEN] = {
  579. [REG_ECPU_CONTROL] = WL18XX_REG_ECPU_CONTROL,
  580. [REG_INTERRUPT_NO_CLEAR] = WL18XX_REG_INTERRUPT_NO_CLEAR,
  581. [REG_INTERRUPT_ACK] = WL18XX_REG_INTERRUPT_ACK,
  582. [REG_COMMAND_MAILBOX_PTR] = WL18XX_REG_COMMAND_MAILBOX_PTR,
  583. [REG_EVENT_MAILBOX_PTR] = WL18XX_REG_EVENT_MAILBOX_PTR,
  584. [REG_INTERRUPT_TRIG] = WL18XX_REG_INTERRUPT_TRIG_H,
  585. [REG_INTERRUPT_MASK] = WL18XX_REG_INTERRUPT_MASK,
  586. [REG_PC_ON_RECOVERY] = WL18XX_SCR_PAD4,
  587. [REG_CHIP_ID_B] = WL18XX_REG_CHIP_ID_B,
  588. [REG_CMD_MBOX_ADDRESS] = WL18XX_CMD_MBOX_ADDRESS,
  589. /* data access memory addresses, used with partition translation */
  590. [REG_SLV_MEM_DATA] = WL18XX_SLV_MEM_DATA,
  591. [REG_SLV_REG_DATA] = WL18XX_SLV_REG_DATA,
  592. /* raw data access memory addresses */
  593. [REG_RAW_FW_STATUS_ADDR] = WL18XX_FW_STATUS_ADDR,
  594. };
  595. static const struct wl18xx_clk_cfg wl18xx_clk_table[NUM_CLOCK_CONFIGS] = {
  596. [CLOCK_CONFIG_16_2_M] = { 7, 104, 801, 4, true },
  597. [CLOCK_CONFIG_16_368_M] = { 9, 132, 3751, 4, true },
  598. [CLOCK_CONFIG_16_8_M] = { 7, 100, 0, 0, false },
  599. [CLOCK_CONFIG_19_2_M] = { 8, 100, 0, 0, false },
  600. [CLOCK_CONFIG_26_M] = { 13, 120, 0, 0, false },
  601. [CLOCK_CONFIG_32_736_M] = { 9, 132, 3751, 4, true },
  602. [CLOCK_CONFIG_33_6_M] = { 7, 100, 0, 0, false },
  603. [CLOCK_CONFIG_38_468_M] = { 8, 100, 0, 0, false },
  604. [CLOCK_CONFIG_52_M] = { 13, 120, 0, 0, false },
  605. };
  606. /* TODO: maybe move to a new header file? */
  607. #define WL18XX_FW_NAME "ti-connectivity/wl18xx-fw-2.bin"
  608. static int wl18xx_identify_chip(struct wl1271 *wl)
  609. {
  610. int ret = 0;
  611. switch (wl->chip.id) {
  612. case CHIP_ID_185x_PG20:
  613. wl1271_debug(DEBUG_BOOT, "chip id 0x%x (185x PG20)",
  614. wl->chip.id);
  615. wl->sr_fw_name = WL18XX_FW_NAME;
  616. /* wl18xx uses the same firmware for PLT */
  617. wl->plt_fw_name = WL18XX_FW_NAME;
  618. wl->quirks |= WLCORE_QUIRK_RX_BLOCKSIZE_ALIGN |
  619. WLCORE_QUIRK_TX_BLOCKSIZE_ALIGN |
  620. WLCORE_QUIRK_NO_SCHED_SCAN_WHILE_CONN |
  621. WLCORE_QUIRK_TX_PAD_LAST_FRAME |
  622. WLCORE_QUIRK_REGDOMAIN_CONF |
  623. WLCORE_QUIRK_DUAL_PROBE_TMPL;
  624. wlcore_set_min_fw_ver(wl, WL18XX_CHIP_VER,
  625. WL18XX_IFTYPE_VER, WL18XX_MAJOR_VER,
  626. WL18XX_SUBTYPE_VER, WL18XX_MINOR_VER,
  627. /* there's no separate multi-role FW */
  628. 0, 0, 0, 0);
  629. break;
  630. case CHIP_ID_185x_PG10:
  631. wl1271_warning("chip id 0x%x (185x PG10) is deprecated",
  632. wl->chip.id);
  633. ret = -ENODEV;
  634. goto out;
  635. default:
  636. wl1271_warning("unsupported chip id: 0x%x", wl->chip.id);
  637. ret = -ENODEV;
  638. goto out;
  639. }
  640. wl->scan_templ_id_2_4 = CMD_TEMPL_CFG_PROBE_REQ_2_4;
  641. wl->scan_templ_id_5 = CMD_TEMPL_CFG_PROBE_REQ_5;
  642. wl->sched_scan_templ_id_2_4 = CMD_TEMPL_PROBE_REQ_2_4_PERIODIC;
  643. wl->sched_scan_templ_id_5 = CMD_TEMPL_PROBE_REQ_5_PERIODIC;
  644. wl->max_channels_5 = WL18XX_MAX_CHANNELS_5GHZ;
  645. out:
  646. return ret;
  647. }
  648. static int wl18xx_set_clk(struct wl1271 *wl)
  649. {
  650. u16 clk_freq;
  651. int ret;
  652. ret = wlcore_set_partition(wl, &wl->ptable[PART_TOP_PRCM_ELP_SOC]);
  653. if (ret < 0)
  654. goto out;
  655. /* TODO: PG2: apparently we need to read the clk type */
  656. ret = wl18xx_top_reg_read(wl, PRIMARY_CLK_DETECT, &clk_freq);
  657. if (ret < 0)
  658. goto out;
  659. wl1271_debug(DEBUG_BOOT, "clock freq %d (%d, %d, %d, %d, %s)", clk_freq,
  660. wl18xx_clk_table[clk_freq].n, wl18xx_clk_table[clk_freq].m,
  661. wl18xx_clk_table[clk_freq].p, wl18xx_clk_table[clk_freq].q,
  662. wl18xx_clk_table[clk_freq].swallow ? "swallow" : "spit");
  663. ret = wl18xx_top_reg_write(wl, PLLSH_WCS_PLL_N,
  664. wl18xx_clk_table[clk_freq].n);
  665. if (ret < 0)
  666. goto out;
  667. ret = wl18xx_top_reg_write(wl, PLLSH_WCS_PLL_M,
  668. wl18xx_clk_table[clk_freq].m);
  669. if (ret < 0)
  670. goto out;
  671. if (wl18xx_clk_table[clk_freq].swallow) {
  672. /* first the 16 lower bits */
  673. ret = wl18xx_top_reg_write(wl, PLLSH_WCS_PLL_Q_FACTOR_CFG_1,
  674. wl18xx_clk_table[clk_freq].q &
  675. PLLSH_WCS_PLL_Q_FACTOR_CFG_1_MASK);
  676. if (ret < 0)
  677. goto out;
  678. /* then the 16 higher bits, masked out */
  679. ret = wl18xx_top_reg_write(wl, PLLSH_WCS_PLL_Q_FACTOR_CFG_2,
  680. (wl18xx_clk_table[clk_freq].q >> 16) &
  681. PLLSH_WCS_PLL_Q_FACTOR_CFG_2_MASK);
  682. if (ret < 0)
  683. goto out;
  684. /* first the 16 lower bits */
  685. ret = wl18xx_top_reg_write(wl, PLLSH_WCS_PLL_P_FACTOR_CFG_1,
  686. wl18xx_clk_table[clk_freq].p &
  687. PLLSH_WCS_PLL_P_FACTOR_CFG_1_MASK);
  688. if (ret < 0)
  689. goto out;
  690. /* then the 16 higher bits, masked out */
  691. ret = wl18xx_top_reg_write(wl, PLLSH_WCS_PLL_P_FACTOR_CFG_2,
  692. (wl18xx_clk_table[clk_freq].p >> 16) &
  693. PLLSH_WCS_PLL_P_FACTOR_CFG_2_MASK);
  694. } else {
  695. ret = wl18xx_top_reg_write(wl, PLLSH_WCS_PLL_SWALLOW_EN,
  696. PLLSH_WCS_PLL_SWALLOW_EN_VAL2);
  697. }
  698. out:
  699. return ret;
  700. }
  701. static int wl18xx_boot_soft_reset(struct wl1271 *wl)
  702. {
  703. int ret;
  704. /* disable Rx/Tx */
  705. ret = wlcore_write32(wl, WL18XX_ENABLE, 0x0);
  706. if (ret < 0)
  707. goto out;
  708. /* disable auto calibration on start*/
  709. ret = wlcore_write32(wl, WL18XX_SPARE_A2, 0xffff);
  710. out:
  711. return ret;
  712. }
  713. static int wl18xx_pre_boot(struct wl1271 *wl)
  714. {
  715. int ret;
  716. ret = wl18xx_set_clk(wl);
  717. if (ret < 0)
  718. goto out;
  719. /* Continue the ELP wake up sequence */
  720. ret = wlcore_write32(wl, WL18XX_WELP_ARM_COMMAND, WELP_ARM_COMMAND_VAL);
  721. if (ret < 0)
  722. goto out;
  723. udelay(500);
  724. ret = wlcore_set_partition(wl, &wl->ptable[PART_BOOT]);
  725. if (ret < 0)
  726. goto out;
  727. /* Disable interrupts */
  728. ret = wlcore_write_reg(wl, REG_INTERRUPT_MASK, WL1271_ACX_INTR_ALL);
  729. if (ret < 0)
  730. goto out;
  731. ret = wl18xx_boot_soft_reset(wl);
  732. out:
  733. return ret;
  734. }
  735. static int wl18xx_pre_upload(struct wl1271 *wl)
  736. {
  737. u32 tmp;
  738. int ret;
  739. ret = wlcore_set_partition(wl, &wl->ptable[PART_BOOT]);
  740. if (ret < 0)
  741. goto out;
  742. /* TODO: check if this is all needed */
  743. ret = wlcore_write32(wl, WL18XX_EEPROMLESS_IND, WL18XX_EEPROMLESS_IND);
  744. if (ret < 0)
  745. goto out;
  746. ret = wlcore_read_reg(wl, REG_CHIP_ID_B, &tmp);
  747. if (ret < 0)
  748. goto out;
  749. wl1271_debug(DEBUG_BOOT, "chip id 0x%x", tmp);
  750. ret = wlcore_read32(wl, WL18XX_SCR_PAD2, &tmp);
  751. out:
  752. return ret;
  753. }
  754. static int wl18xx_set_mac_and_phy(struct wl1271 *wl)
  755. {
  756. struct wl18xx_priv *priv = wl->priv;
  757. struct wl18xx_mac_and_phy_params *params;
  758. int ret;
  759. params = kmemdup(&priv->conf.phy, sizeof(*params), GFP_KERNEL);
  760. if (!params) {
  761. ret = -ENOMEM;
  762. goto out;
  763. }
  764. ret = wlcore_set_partition(wl, &wl->ptable[PART_PHY_INIT]);
  765. if (ret < 0)
  766. goto out;
  767. ret = wlcore_write(wl, WL18XX_PHY_INIT_MEM_ADDR, params,
  768. sizeof(*params), false);
  769. out:
  770. kfree(params);
  771. return ret;
  772. }
  773. static int wl18xx_enable_interrupts(struct wl1271 *wl)
  774. {
  775. u32 event_mask, intr_mask;
  776. int ret;
  777. event_mask = WL18XX_ACX_EVENTS_VECTOR;
  778. intr_mask = WL18XX_INTR_MASK;
  779. ret = wlcore_write_reg(wl, REG_INTERRUPT_MASK, event_mask);
  780. if (ret < 0)
  781. goto out;
  782. wlcore_enable_interrupts(wl);
  783. ret = wlcore_write_reg(wl, REG_INTERRUPT_MASK,
  784. WL1271_ACX_INTR_ALL & ~intr_mask);
  785. if (ret < 0)
  786. goto disable_interrupts;
  787. return ret;
  788. disable_interrupts:
  789. wlcore_disable_interrupts(wl);
  790. out:
  791. return ret;
  792. }
  793. static int wl18xx_boot(struct wl1271 *wl)
  794. {
  795. int ret;
  796. ret = wl18xx_pre_boot(wl);
  797. if (ret < 0)
  798. goto out;
  799. ret = wl18xx_pre_upload(wl);
  800. if (ret < 0)
  801. goto out;
  802. ret = wlcore_boot_upload_firmware(wl);
  803. if (ret < 0)
  804. goto out;
  805. ret = wl18xx_set_mac_and_phy(wl);
  806. if (ret < 0)
  807. goto out;
  808. wl->event_mask = BSS_LOSS_EVENT_ID |
  809. SCAN_COMPLETE_EVENT_ID |
  810. RSSI_SNR_TRIGGER_0_EVENT_ID |
  811. PERIODIC_SCAN_COMPLETE_EVENT_ID |
  812. DUMMY_PACKET_EVENT_ID |
  813. PEER_REMOVE_COMPLETE_EVENT_ID |
  814. BA_SESSION_RX_CONSTRAINT_EVENT_ID |
  815. REMAIN_ON_CHANNEL_COMPLETE_EVENT_ID |
  816. INACTIVE_STA_EVENT_ID |
  817. MAX_TX_FAILURE_EVENT_ID |
  818. CHANNEL_SWITCH_COMPLETE_EVENT_ID |
  819. DFS_CHANNELS_CONFIG_COMPLETE_EVENT;
  820. ret = wlcore_boot_run_firmware(wl);
  821. if (ret < 0)
  822. goto out;
  823. ret = wl18xx_enable_interrupts(wl);
  824. out:
  825. return ret;
  826. }
  827. static int wl18xx_trigger_cmd(struct wl1271 *wl, int cmd_box_addr,
  828. void *buf, size_t len)
  829. {
  830. struct wl18xx_priv *priv = wl->priv;
  831. memcpy(priv->cmd_buf, buf, len);
  832. memset(priv->cmd_buf + len, 0, WL18XX_CMD_MAX_SIZE - len);
  833. return wlcore_write(wl, cmd_box_addr, priv->cmd_buf,
  834. WL18XX_CMD_MAX_SIZE, false);
  835. }
  836. static int wl18xx_ack_event(struct wl1271 *wl)
  837. {
  838. return wlcore_write_reg(wl, REG_INTERRUPT_TRIG,
  839. WL18XX_INTR_TRIG_EVENT_ACK);
  840. }
  841. static u32 wl18xx_calc_tx_blocks(struct wl1271 *wl, u32 len, u32 spare_blks)
  842. {
  843. u32 blk_size = WL18XX_TX_HW_BLOCK_SIZE;
  844. return (len + blk_size - 1) / blk_size + spare_blks;
  845. }
  846. static void
  847. wl18xx_set_tx_desc_blocks(struct wl1271 *wl, struct wl1271_tx_hw_descr *desc,
  848. u32 blks, u32 spare_blks)
  849. {
  850. desc->wl18xx_mem.total_mem_blocks = blks;
  851. }
  852. static void
  853. wl18xx_set_tx_desc_data_len(struct wl1271 *wl, struct wl1271_tx_hw_descr *desc,
  854. struct sk_buff *skb)
  855. {
  856. desc->length = cpu_to_le16(skb->len);
  857. /* if only the last frame is to be padded, we unset this bit on Tx */
  858. if (wl->quirks & WLCORE_QUIRK_TX_PAD_LAST_FRAME)
  859. desc->wl18xx_mem.ctrl = WL18XX_TX_CTRL_NOT_PADDED;
  860. else
  861. desc->wl18xx_mem.ctrl = 0;
  862. wl1271_debug(DEBUG_TX, "tx_fill_hdr: hlid: %d "
  863. "len: %d life: %d mem: %d", desc->hlid,
  864. le16_to_cpu(desc->length),
  865. le16_to_cpu(desc->life_time),
  866. desc->wl18xx_mem.total_mem_blocks);
  867. }
  868. static enum wl_rx_buf_align
  869. wl18xx_get_rx_buf_align(struct wl1271 *wl, u32 rx_desc)
  870. {
  871. if (rx_desc & RX_BUF_PADDED_PAYLOAD)
  872. return WLCORE_RX_BUF_PADDED;
  873. return WLCORE_RX_BUF_ALIGNED;
  874. }
  875. static u32 wl18xx_get_rx_packet_len(struct wl1271 *wl, void *rx_data,
  876. u32 data_len)
  877. {
  878. struct wl1271_rx_descriptor *desc = rx_data;
  879. /* invalid packet */
  880. if (data_len < sizeof(*desc))
  881. return 0;
  882. return data_len - sizeof(*desc);
  883. }
  884. static void wl18xx_tx_immediate_completion(struct wl1271 *wl)
  885. {
  886. wl18xx_tx_immediate_complete(wl);
  887. }
  888. static int wl18xx_set_host_cfg_bitmap(struct wl1271 *wl, u32 extra_mem_blk)
  889. {
  890. int ret;
  891. u32 sdio_align_size = 0;
  892. u32 host_cfg_bitmap = HOST_IF_CFG_RX_FIFO_ENABLE |
  893. HOST_IF_CFG_ADD_RX_ALIGNMENT;
  894. /* Enable Tx SDIO padding */
  895. if (wl->quirks & WLCORE_QUIRK_TX_BLOCKSIZE_ALIGN) {
  896. host_cfg_bitmap |= HOST_IF_CFG_TX_PAD_TO_SDIO_BLK;
  897. sdio_align_size = WL12XX_BUS_BLOCK_SIZE;
  898. }
  899. /* Enable Rx SDIO padding */
  900. if (wl->quirks & WLCORE_QUIRK_RX_BLOCKSIZE_ALIGN) {
  901. host_cfg_bitmap |= HOST_IF_CFG_RX_PAD_TO_SDIO_BLK;
  902. sdio_align_size = WL12XX_BUS_BLOCK_SIZE;
  903. }
  904. ret = wl18xx_acx_host_if_cfg_bitmap(wl, host_cfg_bitmap,
  905. sdio_align_size, extra_mem_blk,
  906. WL18XX_HOST_IF_LEN_SIZE_FIELD);
  907. if (ret < 0)
  908. return ret;
  909. return 0;
  910. }
  911. static int wl18xx_hw_init(struct wl1271 *wl)
  912. {
  913. int ret;
  914. struct wl18xx_priv *priv = wl->priv;
  915. /* (re)init private structures. Relevant on recovery as well. */
  916. priv->last_fw_rls_idx = 0;
  917. priv->extra_spare_vif_count = 0;
  918. /* set the default amount of spare blocks in the bitmap */
  919. ret = wl18xx_set_host_cfg_bitmap(wl, WL18XX_TX_HW_BLOCK_SPARE);
  920. if (ret < 0)
  921. return ret;
  922. if (checksum_param) {
  923. ret = wl18xx_acx_set_checksum_state(wl);
  924. if (ret != 0)
  925. return ret;
  926. }
  927. return ret;
  928. }
  929. static void wl18xx_set_tx_desc_csum(struct wl1271 *wl,
  930. struct wl1271_tx_hw_descr *desc,
  931. struct sk_buff *skb)
  932. {
  933. u32 ip_hdr_offset;
  934. struct iphdr *ip_hdr;
  935. if (!checksum_param) {
  936. desc->wl18xx_checksum_data = 0;
  937. return;
  938. }
  939. if (skb->ip_summed != CHECKSUM_PARTIAL) {
  940. desc->wl18xx_checksum_data = 0;
  941. return;
  942. }
  943. ip_hdr_offset = skb_network_header(skb) - skb_mac_header(skb);
  944. if (WARN_ON(ip_hdr_offset >= (1<<7))) {
  945. desc->wl18xx_checksum_data = 0;
  946. return;
  947. }
  948. desc->wl18xx_checksum_data = ip_hdr_offset << 1;
  949. /* FW is interested only in the LSB of the protocol TCP=0 UDP=1 */
  950. ip_hdr = (void *)skb_network_header(skb);
  951. desc->wl18xx_checksum_data |= (ip_hdr->protocol & 0x01);
  952. }
  953. static void wl18xx_set_rx_csum(struct wl1271 *wl,
  954. struct wl1271_rx_descriptor *desc,
  955. struct sk_buff *skb)
  956. {
  957. if (desc->status & WL18XX_RX_CHECKSUM_MASK)
  958. skb->ip_summed = CHECKSUM_UNNECESSARY;
  959. }
  960. static bool wl18xx_is_mimo_supported(struct wl1271 *wl)
  961. {
  962. struct wl18xx_priv *priv = wl->priv;
  963. return priv->conf.phy.number_of_assembled_ant2_4 >= 2;
  964. }
  965. /*
  966. * TODO: instead of having these two functions to get the rate mask,
  967. * we should modify the wlvif->rate_set instead
  968. */
  969. static u32 wl18xx_sta_get_ap_rate_mask(struct wl1271 *wl,
  970. struct wl12xx_vif *wlvif)
  971. {
  972. u32 hw_rate_set = wlvif->rate_set;
  973. if (wlvif->channel_type == NL80211_CHAN_HT40MINUS ||
  974. wlvif->channel_type == NL80211_CHAN_HT40PLUS) {
  975. wl1271_debug(DEBUG_ACX, "using wide channel rate mask");
  976. hw_rate_set |= CONF_TX_RATE_USE_WIDE_CHAN;
  977. /* we don't support MIMO in wide-channel mode */
  978. hw_rate_set &= ~CONF_TX_MIMO_RATES;
  979. } else if (wl18xx_is_mimo_supported(wl)) {
  980. wl1271_debug(DEBUG_ACX, "using MIMO channel rate mask");
  981. hw_rate_set |= CONF_TX_MIMO_RATES;
  982. }
  983. return hw_rate_set;
  984. }
  985. static u32 wl18xx_ap_get_mimo_wide_rate_mask(struct wl1271 *wl,
  986. struct wl12xx_vif *wlvif)
  987. {
  988. if (wlvif->channel_type == NL80211_CHAN_HT40MINUS ||
  989. wlvif->channel_type == NL80211_CHAN_HT40PLUS) {
  990. wl1271_debug(DEBUG_ACX, "using wide channel rate mask");
  991. /* sanity check - we don't support this */
  992. if (WARN_ON(wlvif->band != IEEE80211_BAND_5GHZ))
  993. return 0;
  994. return CONF_TX_RATE_USE_WIDE_CHAN;
  995. } else if (wl18xx_is_mimo_supported(wl) &&
  996. wlvif->band == IEEE80211_BAND_2GHZ) {
  997. wl1271_debug(DEBUG_ACX, "using MIMO rate mask");
  998. /*
  999. * we don't care about HT channel here - if a peer doesn't
  1000. * support MIMO, we won't enable it in its rates
  1001. */
  1002. return CONF_TX_MIMO_RATES;
  1003. } else {
  1004. return 0;
  1005. }
  1006. }
  1007. static int wl18xx_get_pg_ver(struct wl1271 *wl, s8 *ver)
  1008. {
  1009. u32 fuse;
  1010. int ret;
  1011. ret = wlcore_set_partition(wl, &wl->ptable[PART_TOP_PRCM_ELP_SOC]);
  1012. if (ret < 0)
  1013. goto out;
  1014. ret = wlcore_read32(wl, WL18XX_REG_FUSE_DATA_1_3, &fuse);
  1015. if (ret < 0)
  1016. goto out;
  1017. if (ver)
  1018. *ver = (fuse & WL18XX_PG_VER_MASK) >> WL18XX_PG_VER_OFFSET;
  1019. ret = wlcore_set_partition(wl, &wl->ptable[PART_BOOT]);
  1020. out:
  1021. return ret;
  1022. }
  1023. #define WL18XX_CONF_FILE_NAME "ti-connectivity/wl18xx-conf.bin"
  1024. static int wl18xx_conf_init(struct wl1271 *wl, struct device *dev)
  1025. {
  1026. struct wl18xx_priv *priv = wl->priv;
  1027. struct wlcore_conf_file *conf_file;
  1028. const struct firmware *fw;
  1029. int ret;
  1030. ret = request_firmware(&fw, WL18XX_CONF_FILE_NAME, dev);
  1031. if (ret < 0) {
  1032. wl1271_error("could not get configuration binary %s: %d",
  1033. WL18XX_CONF_FILE_NAME, ret);
  1034. goto out_fallback;
  1035. }
  1036. if (fw->size != WL18XX_CONF_SIZE) {
  1037. wl1271_error("configuration binary file size is wrong, expected %zu got %zu",
  1038. WL18XX_CONF_SIZE, fw->size);
  1039. ret = -EINVAL;
  1040. goto out;
  1041. }
  1042. conf_file = (struct wlcore_conf_file *) fw->data;
  1043. if (conf_file->header.magic != cpu_to_le32(WL18XX_CONF_MAGIC)) {
  1044. wl1271_error("configuration binary file magic number mismatch, "
  1045. "expected 0x%0x got 0x%0x", WL18XX_CONF_MAGIC,
  1046. conf_file->header.magic);
  1047. ret = -EINVAL;
  1048. goto out;
  1049. }
  1050. if (conf_file->header.version != cpu_to_le32(WL18XX_CONF_VERSION)) {
  1051. wl1271_error("configuration binary file version not supported, "
  1052. "expected 0x%08x got 0x%08x",
  1053. WL18XX_CONF_VERSION, conf_file->header.version);
  1054. ret = -EINVAL;
  1055. goto out;
  1056. }
  1057. memcpy(&wl->conf, &conf_file->core, sizeof(wl18xx_conf));
  1058. memcpy(&priv->conf, &conf_file->priv, sizeof(priv->conf));
  1059. goto out;
  1060. out_fallback:
  1061. wl1271_warning("falling back to default config");
  1062. /* apply driver default configuration */
  1063. memcpy(&wl->conf, &wl18xx_conf, sizeof(wl18xx_conf));
  1064. /* apply default private configuration */
  1065. memcpy(&priv->conf, &wl18xx_default_priv_conf, sizeof(priv->conf));
  1066. /* For now we just fallback */
  1067. return 0;
  1068. out:
  1069. release_firmware(fw);
  1070. return ret;
  1071. }
  1072. static int wl18xx_plt_init(struct wl1271 *wl)
  1073. {
  1074. int ret;
  1075. /* calibrator based auto/fem detect not supported for 18xx */
  1076. if (wl->plt_mode == PLT_FEM_DETECT) {
  1077. wl1271_error("wl18xx_plt_init: PLT FEM_DETECT not supported");
  1078. return -EINVAL;
  1079. }
  1080. ret = wlcore_write32(wl, WL18XX_SCR_PAD8, WL18XX_SCR_PAD8_PLT);
  1081. if (ret < 0)
  1082. return ret;
  1083. return wl->ops->boot(wl);
  1084. }
  1085. static int wl18xx_get_mac(struct wl1271 *wl)
  1086. {
  1087. u32 mac1, mac2;
  1088. int ret;
  1089. ret = wlcore_set_partition(wl, &wl->ptable[PART_TOP_PRCM_ELP_SOC]);
  1090. if (ret < 0)
  1091. goto out;
  1092. ret = wlcore_read32(wl, WL18XX_REG_FUSE_BD_ADDR_1, &mac1);
  1093. if (ret < 0)
  1094. goto out;
  1095. ret = wlcore_read32(wl, WL18XX_REG_FUSE_BD_ADDR_2, &mac2);
  1096. if (ret < 0)
  1097. goto out;
  1098. /* these are the two parts of the BD_ADDR */
  1099. wl->fuse_oui_addr = ((mac2 & 0xffff) << 8) +
  1100. ((mac1 & 0xff000000) >> 24);
  1101. wl->fuse_nic_addr = (mac1 & 0xffffff);
  1102. ret = wlcore_set_partition(wl, &wl->ptable[PART_DOWN]);
  1103. out:
  1104. return ret;
  1105. }
  1106. static int wl18xx_handle_static_data(struct wl1271 *wl,
  1107. struct wl1271_static_data *static_data)
  1108. {
  1109. struct wl18xx_static_data_priv *static_data_priv =
  1110. (struct wl18xx_static_data_priv *) static_data->priv;
  1111. strncpy(wl->chip.phy_fw_ver_str, static_data_priv->phy_version,
  1112. sizeof(wl->chip.phy_fw_ver_str));
  1113. /* make sure the string is NULL-terminated */
  1114. wl->chip.phy_fw_ver_str[sizeof(wl->chip.phy_fw_ver_str) - 1] = '\0';
  1115. wl1271_info("PHY firmware version: %s", static_data_priv->phy_version);
  1116. return 0;
  1117. }
  1118. static int wl18xx_get_spare_blocks(struct wl1271 *wl, bool is_gem)
  1119. {
  1120. struct wl18xx_priv *priv = wl->priv;
  1121. /* If we have VIFs requiring extra spare, indulge them */
  1122. if (priv->extra_spare_vif_count)
  1123. return WL18XX_TX_HW_EXTRA_BLOCK_SPARE;
  1124. return WL18XX_TX_HW_BLOCK_SPARE;
  1125. }
  1126. static int wl18xx_set_key(struct wl1271 *wl, enum set_key_cmd cmd,
  1127. struct ieee80211_vif *vif,
  1128. struct ieee80211_sta *sta,
  1129. struct ieee80211_key_conf *key_conf)
  1130. {
  1131. struct wl18xx_priv *priv = wl->priv;
  1132. bool change_spare = false;
  1133. int ret;
  1134. /*
  1135. * when adding the first or removing the last GEM/TKIP interface,
  1136. * we have to adjust the number of spare blocks.
  1137. */
  1138. change_spare = (key_conf->cipher == WL1271_CIPHER_SUITE_GEM ||
  1139. key_conf->cipher == WLAN_CIPHER_SUITE_TKIP) &&
  1140. ((priv->extra_spare_vif_count == 0 && cmd == SET_KEY) ||
  1141. (priv->extra_spare_vif_count == 1 && cmd == DISABLE_KEY));
  1142. /* no need to change spare - just regular set_key */
  1143. if (!change_spare)
  1144. return wlcore_set_key(wl, cmd, vif, sta, key_conf);
  1145. ret = wlcore_set_key(wl, cmd, vif, sta, key_conf);
  1146. if (ret < 0)
  1147. goto out;
  1148. /* key is now set, change the spare blocks */
  1149. if (cmd == SET_KEY) {
  1150. ret = wl18xx_set_host_cfg_bitmap(wl,
  1151. WL18XX_TX_HW_EXTRA_BLOCK_SPARE);
  1152. if (ret < 0)
  1153. goto out;
  1154. priv->extra_spare_vif_count++;
  1155. } else {
  1156. ret = wl18xx_set_host_cfg_bitmap(wl,
  1157. WL18XX_TX_HW_BLOCK_SPARE);
  1158. if (ret < 0)
  1159. goto out;
  1160. priv->extra_spare_vif_count--;
  1161. }
  1162. out:
  1163. return ret;
  1164. }
  1165. static u32 wl18xx_pre_pkt_send(struct wl1271 *wl,
  1166. u32 buf_offset, u32 last_len)
  1167. {
  1168. if (wl->quirks & WLCORE_QUIRK_TX_PAD_LAST_FRAME) {
  1169. struct wl1271_tx_hw_descr *last_desc;
  1170. /* get the last TX HW descriptor written to the aggr buf */
  1171. last_desc = (struct wl1271_tx_hw_descr *)(wl->aggr_buf +
  1172. buf_offset - last_len);
  1173. /* the last frame is padded up to an SDIO block */
  1174. last_desc->wl18xx_mem.ctrl &= ~WL18XX_TX_CTRL_NOT_PADDED;
  1175. return ALIGN(buf_offset, WL12XX_BUS_BLOCK_SIZE);
  1176. }
  1177. /* no modifications */
  1178. return buf_offset;
  1179. }
  1180. static void wl18xx_sta_rc_update(struct wl1271 *wl,
  1181. struct wl12xx_vif *wlvif,
  1182. struct ieee80211_sta *sta,
  1183. u32 changed)
  1184. {
  1185. bool wide = sta->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40;
  1186. wl1271_debug(DEBUG_MAC80211, "mac80211 sta_rc_update wide %d", wide);
  1187. if (!(changed & IEEE80211_RC_BW_CHANGED))
  1188. return;
  1189. mutex_lock(&wl->mutex);
  1190. /* sanity */
  1191. if (WARN_ON(wlvif->bss_type != BSS_TYPE_STA_BSS))
  1192. goto out;
  1193. /* ignore the change before association */
  1194. if (!test_bit(WLVIF_FLAG_STA_ASSOCIATED, &wlvif->flags))
  1195. goto out;
  1196. /*
  1197. * If we started out as wide, we can change the operation mode. If we
  1198. * thought this was a 20mhz AP, we have to reconnect
  1199. */
  1200. if (wlvif->sta.role_chan_type == NL80211_CHAN_HT40MINUS ||
  1201. wlvif->sta.role_chan_type == NL80211_CHAN_HT40PLUS)
  1202. wl18xx_acx_peer_ht_operation_mode(wl, wlvif->sta.hlid, wide);
  1203. else
  1204. ieee80211_connection_loss(wl12xx_wlvif_to_vif(wlvif));
  1205. out:
  1206. mutex_unlock(&wl->mutex);
  1207. }
  1208. static int wl18xx_set_peer_cap(struct wl1271 *wl,
  1209. struct ieee80211_sta_ht_cap *ht_cap,
  1210. bool allow_ht_operation,
  1211. u32 rate_set, u8 hlid)
  1212. {
  1213. return wl18xx_acx_set_peer_cap(wl, ht_cap, allow_ht_operation,
  1214. rate_set, hlid);
  1215. }
  1216. static int wl18xx_setup(struct wl1271 *wl);
  1217. static struct wlcore_ops wl18xx_ops = {
  1218. .setup = wl18xx_setup,
  1219. .identify_chip = wl18xx_identify_chip,
  1220. .boot = wl18xx_boot,
  1221. .plt_init = wl18xx_plt_init,
  1222. .trigger_cmd = wl18xx_trigger_cmd,
  1223. .ack_event = wl18xx_ack_event,
  1224. .wait_for_event = wl18xx_wait_for_event,
  1225. .process_mailbox_events = wl18xx_process_mailbox_events,
  1226. .calc_tx_blocks = wl18xx_calc_tx_blocks,
  1227. .set_tx_desc_blocks = wl18xx_set_tx_desc_blocks,
  1228. .set_tx_desc_data_len = wl18xx_set_tx_desc_data_len,
  1229. .get_rx_buf_align = wl18xx_get_rx_buf_align,
  1230. .get_rx_packet_len = wl18xx_get_rx_packet_len,
  1231. .tx_immediate_compl = wl18xx_tx_immediate_completion,
  1232. .tx_delayed_compl = NULL,
  1233. .hw_init = wl18xx_hw_init,
  1234. .set_tx_desc_csum = wl18xx_set_tx_desc_csum,
  1235. .get_pg_ver = wl18xx_get_pg_ver,
  1236. .set_rx_csum = wl18xx_set_rx_csum,
  1237. .sta_get_ap_rate_mask = wl18xx_sta_get_ap_rate_mask,
  1238. .ap_get_mimo_wide_rate_mask = wl18xx_ap_get_mimo_wide_rate_mask,
  1239. .get_mac = wl18xx_get_mac,
  1240. .debugfs_init = wl18xx_debugfs_add_files,
  1241. .scan_start = wl18xx_scan_start,
  1242. .scan_stop = wl18xx_scan_stop,
  1243. .sched_scan_start = wl18xx_sched_scan_start,
  1244. .sched_scan_stop = wl18xx_scan_sched_scan_stop,
  1245. .handle_static_data = wl18xx_handle_static_data,
  1246. .get_spare_blocks = wl18xx_get_spare_blocks,
  1247. .set_key = wl18xx_set_key,
  1248. .channel_switch = wl18xx_cmd_channel_switch,
  1249. .pre_pkt_send = wl18xx_pre_pkt_send,
  1250. .sta_rc_update = wl18xx_sta_rc_update,
  1251. .set_peer_cap = wl18xx_set_peer_cap,
  1252. };
  1253. /* HT cap appropriate for wide channels in 2Ghz */
  1254. static struct ieee80211_sta_ht_cap wl18xx_siso40_ht_cap_2ghz = {
  1255. .cap = IEEE80211_HT_CAP_SGI_20 | IEEE80211_HT_CAP_SGI_40 |
  1256. IEEE80211_HT_CAP_SUP_WIDTH_20_40 | IEEE80211_HT_CAP_DSSSCCK40 |
  1257. IEEE80211_HT_CAP_GRN_FLD,
  1258. .ht_supported = true,
  1259. .ampdu_factor = IEEE80211_HT_MAX_AMPDU_16K,
  1260. .ampdu_density = IEEE80211_HT_MPDU_DENSITY_16,
  1261. .mcs = {
  1262. .rx_mask = { 0xff, 0, 0, 0, 0, 0, 0, 0, 0, 0, },
  1263. .rx_highest = cpu_to_le16(150),
  1264. .tx_params = IEEE80211_HT_MCS_TX_DEFINED,
  1265. },
  1266. };
  1267. /* HT cap appropriate for wide channels in 5Ghz */
  1268. static struct ieee80211_sta_ht_cap wl18xx_siso40_ht_cap_5ghz = {
  1269. .cap = IEEE80211_HT_CAP_SGI_20 | IEEE80211_HT_CAP_SGI_40 |
  1270. IEEE80211_HT_CAP_SUP_WIDTH_20_40 |
  1271. IEEE80211_HT_CAP_GRN_FLD,
  1272. .ht_supported = true,
  1273. .ampdu_factor = IEEE80211_HT_MAX_AMPDU_16K,
  1274. .ampdu_density = IEEE80211_HT_MPDU_DENSITY_16,
  1275. .mcs = {
  1276. .rx_mask = { 0xff, 0, 0, 0, 0, 0, 0, 0, 0, 0, },
  1277. .rx_highest = cpu_to_le16(150),
  1278. .tx_params = IEEE80211_HT_MCS_TX_DEFINED,
  1279. },
  1280. };
  1281. /* HT cap appropriate for SISO 20 */
  1282. static struct ieee80211_sta_ht_cap wl18xx_siso20_ht_cap = {
  1283. .cap = IEEE80211_HT_CAP_SGI_20 |
  1284. IEEE80211_HT_CAP_GRN_FLD,
  1285. .ht_supported = true,
  1286. .ampdu_factor = IEEE80211_HT_MAX_AMPDU_16K,
  1287. .ampdu_density = IEEE80211_HT_MPDU_DENSITY_16,
  1288. .mcs = {
  1289. .rx_mask = { 0xff, 0, 0, 0, 0, 0, 0, 0, 0, 0, },
  1290. .rx_highest = cpu_to_le16(72),
  1291. .tx_params = IEEE80211_HT_MCS_TX_DEFINED,
  1292. },
  1293. };
  1294. /* HT cap appropriate for MIMO rates in 20mhz channel */
  1295. static struct ieee80211_sta_ht_cap wl18xx_mimo_ht_cap_2ghz = {
  1296. .cap = IEEE80211_HT_CAP_SGI_20 |
  1297. IEEE80211_HT_CAP_GRN_FLD,
  1298. .ht_supported = true,
  1299. .ampdu_factor = IEEE80211_HT_MAX_AMPDU_16K,
  1300. .ampdu_density = IEEE80211_HT_MPDU_DENSITY_16,
  1301. .mcs = {
  1302. .rx_mask = { 0xff, 0xff, 0, 0, 0, 0, 0, 0, 0, 0, },
  1303. .rx_highest = cpu_to_le16(144),
  1304. .tx_params = IEEE80211_HT_MCS_TX_DEFINED,
  1305. },
  1306. };
  1307. static int wl18xx_setup(struct wl1271 *wl)
  1308. {
  1309. struct wl18xx_priv *priv = wl->priv;
  1310. int ret;
  1311. wl->rtable = wl18xx_rtable;
  1312. wl->num_tx_desc = WL18XX_NUM_TX_DESCRIPTORS;
  1313. wl->num_rx_desc = WL18XX_NUM_TX_DESCRIPTORS;
  1314. wl->num_channels = 2;
  1315. wl->num_mac_addr = WL18XX_NUM_MAC_ADDRESSES;
  1316. wl->band_rate_to_idx = wl18xx_band_rate_to_idx;
  1317. wl->hw_tx_rate_tbl_size = WL18XX_CONF_HW_RXTX_RATE_MAX;
  1318. wl->hw_min_ht_rate = WL18XX_CONF_HW_RXTX_RATE_MCS0;
  1319. wl->fw_status_priv_len = sizeof(struct wl18xx_fw_status_priv);
  1320. wl->stats.fw_stats_len = sizeof(struct wl18xx_acx_statistics);
  1321. wl->static_data_priv_len = sizeof(struct wl18xx_static_data_priv);
  1322. if (num_rx_desc_param != -1)
  1323. wl->num_rx_desc = num_rx_desc_param;
  1324. ret = wl18xx_conf_init(wl, wl->dev);
  1325. if (ret < 0)
  1326. return ret;
  1327. /* If the module param is set, update it in conf */
  1328. if (board_type_param) {
  1329. if (!strcmp(board_type_param, "fpga")) {
  1330. priv->conf.phy.board_type = BOARD_TYPE_FPGA_18XX;
  1331. } else if (!strcmp(board_type_param, "hdk")) {
  1332. priv->conf.phy.board_type = BOARD_TYPE_HDK_18XX;
  1333. } else if (!strcmp(board_type_param, "dvp")) {
  1334. priv->conf.phy.board_type = BOARD_TYPE_DVP_18XX;
  1335. } else if (!strcmp(board_type_param, "evb")) {
  1336. priv->conf.phy.board_type = BOARD_TYPE_EVB_18XX;
  1337. } else if (!strcmp(board_type_param, "com8")) {
  1338. priv->conf.phy.board_type = BOARD_TYPE_COM8_18XX;
  1339. } else {
  1340. wl1271_error("invalid board type '%s'",
  1341. board_type_param);
  1342. return -EINVAL;
  1343. }
  1344. }
  1345. if (priv->conf.phy.board_type >= NUM_BOARD_TYPES) {
  1346. wl1271_error("invalid board type '%d'",
  1347. priv->conf.phy.board_type);
  1348. return -EINVAL;
  1349. }
  1350. if (low_band_component_param != -1)
  1351. priv->conf.phy.low_band_component = low_band_component_param;
  1352. if (low_band_component_type_param != -1)
  1353. priv->conf.phy.low_band_component_type =
  1354. low_band_component_type_param;
  1355. if (high_band_component_param != -1)
  1356. priv->conf.phy.high_band_component = high_band_component_param;
  1357. if (high_band_component_type_param != -1)
  1358. priv->conf.phy.high_band_component_type =
  1359. high_band_component_type_param;
  1360. if (pwr_limit_reference_11_abg_param != -1)
  1361. priv->conf.phy.pwr_limit_reference_11_abg =
  1362. pwr_limit_reference_11_abg_param;
  1363. if (n_antennas_2_param != -1)
  1364. priv->conf.phy.number_of_assembled_ant2_4 = n_antennas_2_param;
  1365. if (n_antennas_5_param != -1)
  1366. priv->conf.phy.number_of_assembled_ant5 = n_antennas_5_param;
  1367. if (dc2dc_param != -1)
  1368. priv->conf.phy.external_pa_dc2dc = dc2dc_param;
  1369. if (ht_mode_param) {
  1370. if (!strcmp(ht_mode_param, "default"))
  1371. priv->conf.ht.mode = HT_MODE_DEFAULT;
  1372. else if (!strcmp(ht_mode_param, "wide"))
  1373. priv->conf.ht.mode = HT_MODE_WIDE;
  1374. else if (!strcmp(ht_mode_param, "siso20"))
  1375. priv->conf.ht.mode = HT_MODE_SISO20;
  1376. else {
  1377. wl1271_error("invalid ht_mode '%s'", ht_mode_param);
  1378. return -EINVAL;
  1379. }
  1380. }
  1381. if (priv->conf.ht.mode == HT_MODE_DEFAULT) {
  1382. /*
  1383. * Only support mimo with multiple antennas. Fall back to
  1384. * siso40.
  1385. */
  1386. if (wl18xx_is_mimo_supported(wl))
  1387. wlcore_set_ht_cap(wl, IEEE80211_BAND_2GHZ,
  1388. &wl18xx_mimo_ht_cap_2ghz);
  1389. else
  1390. wlcore_set_ht_cap(wl, IEEE80211_BAND_2GHZ,
  1391. &wl18xx_siso40_ht_cap_2ghz);
  1392. /* 5Ghz is always wide */
  1393. wlcore_set_ht_cap(wl, IEEE80211_BAND_5GHZ,
  1394. &wl18xx_siso40_ht_cap_5ghz);
  1395. } else if (priv->conf.ht.mode == HT_MODE_WIDE) {
  1396. wlcore_set_ht_cap(wl, IEEE80211_BAND_2GHZ,
  1397. &wl18xx_siso40_ht_cap_2ghz);
  1398. wlcore_set_ht_cap(wl, IEEE80211_BAND_5GHZ,
  1399. &wl18xx_siso40_ht_cap_5ghz);
  1400. } else if (priv->conf.ht.mode == HT_MODE_SISO20) {
  1401. wlcore_set_ht_cap(wl, IEEE80211_BAND_2GHZ,
  1402. &wl18xx_siso20_ht_cap);
  1403. wlcore_set_ht_cap(wl, IEEE80211_BAND_5GHZ,
  1404. &wl18xx_siso20_ht_cap);
  1405. }
  1406. if (!checksum_param) {
  1407. wl18xx_ops.set_rx_csum = NULL;
  1408. wl18xx_ops.init_vif = NULL;
  1409. }
  1410. /* Enable 11a Band only if we have 5G antennas */
  1411. wl->enable_11a = (priv->conf.phy.number_of_assembled_ant5 != 0);
  1412. return 0;
  1413. }
  1414. static int __devinit wl18xx_probe(struct platform_device *pdev)
  1415. {
  1416. struct wl1271 *wl;
  1417. struct ieee80211_hw *hw;
  1418. int ret;
  1419. hw = wlcore_alloc_hw(sizeof(struct wl18xx_priv),
  1420. WL18XX_AGGR_BUFFER_SIZE,
  1421. sizeof(struct wl18xx_event_mailbox));
  1422. if (IS_ERR(hw)) {
  1423. wl1271_error("can't allocate hw");
  1424. ret = PTR_ERR(hw);
  1425. goto out;
  1426. }
  1427. wl = hw->priv;
  1428. wl->ops = &wl18xx_ops;
  1429. wl->ptable = wl18xx_ptable;
  1430. ret = wlcore_probe(wl, pdev);
  1431. if (ret)
  1432. goto out_free;
  1433. return ret;
  1434. out_free:
  1435. wlcore_free_hw(wl);
  1436. out:
  1437. return ret;
  1438. }
  1439. static const struct platform_device_id wl18xx_id_table[] __devinitconst = {
  1440. { "wl18xx", 0 },
  1441. { } /* Terminating Entry */
  1442. };
  1443. MODULE_DEVICE_TABLE(platform, wl18xx_id_table);
  1444. static struct platform_driver wl18xx_driver = {
  1445. .probe = wl18xx_probe,
  1446. .remove = __devexit_p(wlcore_remove),
  1447. .id_table = wl18xx_id_table,
  1448. .driver = {
  1449. .name = "wl18xx_driver",
  1450. .owner = THIS_MODULE,
  1451. }
  1452. };
  1453. module_platform_driver(wl18xx_driver);
  1454. module_param_named(ht_mode, ht_mode_param, charp, S_IRUSR);
  1455. MODULE_PARM_DESC(ht_mode, "Force HT mode: wide or siso20");
  1456. module_param_named(board_type, board_type_param, charp, S_IRUSR);
  1457. MODULE_PARM_DESC(board_type, "Board type: fpga, hdk (default), evb, com8 or "
  1458. "dvp");
  1459. module_param_named(checksum, checksum_param, bool, S_IRUSR);
  1460. MODULE_PARM_DESC(checksum, "Enable TCP checksum: boolean (defaults to false)");
  1461. module_param_named(dc2dc, dc2dc_param, int, S_IRUSR);
  1462. MODULE_PARM_DESC(dc2dc, "External DC2DC: u8 (defaults to 0)");
  1463. module_param_named(n_antennas_2, n_antennas_2_param, int, S_IRUSR);
  1464. MODULE_PARM_DESC(n_antennas_2,
  1465. "Number of installed 2.4GHz antennas: 1 (default) or 2");
  1466. module_param_named(n_antennas_5, n_antennas_5_param, int, S_IRUSR);
  1467. MODULE_PARM_DESC(n_antennas_5,
  1468. "Number of installed 5GHz antennas: 1 (default) or 2");
  1469. module_param_named(low_band_component, low_band_component_param, int,
  1470. S_IRUSR);
  1471. MODULE_PARM_DESC(low_band_component, "Low band component: u8 "
  1472. "(default is 0x01)");
  1473. module_param_named(low_band_component_type, low_band_component_type_param,
  1474. int, S_IRUSR);
  1475. MODULE_PARM_DESC(low_band_component_type, "Low band component type: u8 "
  1476. "(default is 0x05 or 0x06 depending on the board_type)");
  1477. module_param_named(high_band_component, high_band_component_param, int,
  1478. S_IRUSR);
  1479. MODULE_PARM_DESC(high_band_component, "High band component: u8, "
  1480. "(default is 0x01)");
  1481. module_param_named(high_band_component_type, high_band_component_type_param,
  1482. int, S_IRUSR);
  1483. MODULE_PARM_DESC(high_band_component_type, "High band component type: u8 "
  1484. "(default is 0x09)");
  1485. module_param_named(pwr_limit_reference_11_abg,
  1486. pwr_limit_reference_11_abg_param, int, S_IRUSR);
  1487. MODULE_PARM_DESC(pwr_limit_reference_11_abg, "Power limit reference: u8 "
  1488. "(default is 0xc8)");
  1489. module_param_named(num_rx_desc,
  1490. num_rx_desc_param, int, S_IRUSR);
  1491. MODULE_PARM_DESC(num_rx_desc_param,
  1492. "Number of Rx descriptors: u8 (default is 32)");
  1493. MODULE_LICENSE("GPL v2");
  1494. MODULE_AUTHOR("Luciano Coelho <coelho@ti.com>");
  1495. MODULE_FIRMWARE(WL18XX_FW_NAME);