xref: /linux/drivers/net/wireless/ti/wl18xx/main.c (revision 4b132aacb0768ac1e652cf517097ea6f237214b9)
1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3  * This file is part of wl18xx
4  *
5  * Copyright (C) 2011 Texas Instruments
6  */
7 
8 #include <linux/module.h>
9 #include <linux/mod_devicetable.h>
10 #include <linux/platform_device.h>
11 #include <linux/ip.h>
12 #include <linux/firmware.h>
13 #include <linux/etherdevice.h>
14 #include <linux/irq.h>
15 
16 #include "../wlcore/wlcore.h"
17 #include "../wlcore/debug.h"
18 #include "../wlcore/io.h"
19 #include "../wlcore/acx.h"
20 #include "../wlcore/tx.h"
21 #include "../wlcore/rx.h"
22 #include "../wlcore/boot.h"
23 
24 #include "reg.h"
25 #include "conf.h"
26 #include "cmd.h"
27 #include "acx.h"
28 #include "tx.h"
29 #include "wl18xx.h"
30 #include "io.h"
31 #include "scan.h"
32 #include "event.h"
33 #include "debugfs.h"
34 
35 #define WL18XX_RX_CHECKSUM_MASK      0x40
36 
37 static char *ht_mode_param = NULL;
38 static char *board_type_param = NULL;
39 static bool checksum_param = false;
40 static int num_rx_desc_param = -1;
41 
42 /* phy paramters */
43 static int dc2dc_param = -1;
44 static int n_antennas_2_param = -1;
45 static int n_antennas_5_param = -1;
46 static int low_band_component_param = -1;
47 static int low_band_component_type_param = -1;
48 static int high_band_component_param = -1;
49 static int high_band_component_type_param = -1;
50 static int pwr_limit_reference_11_abg_param = -1;
51 
52 static const u8 wl18xx_rate_to_idx_2ghz[] = {
53 	/* MCS rates are used only with 11n */
54 	15,                            /* WL18XX_CONF_HW_RXTX_RATE_MCS15 */
55 	14,                            /* WL18XX_CONF_HW_RXTX_RATE_MCS14 */
56 	13,                            /* WL18XX_CONF_HW_RXTX_RATE_MCS13 */
57 	12,                            /* WL18XX_CONF_HW_RXTX_RATE_MCS12 */
58 	11,                            /* WL18XX_CONF_HW_RXTX_RATE_MCS11 */
59 	10,                            /* WL18XX_CONF_HW_RXTX_RATE_MCS10 */
60 	9,                             /* WL18XX_CONF_HW_RXTX_RATE_MCS9 */
61 	8,                             /* WL18XX_CONF_HW_RXTX_RATE_MCS8 */
62 	7,                             /* WL18XX_CONF_HW_RXTX_RATE_MCS7 */
63 	6,                             /* WL18XX_CONF_HW_RXTX_RATE_MCS6 */
64 	5,                             /* WL18XX_CONF_HW_RXTX_RATE_MCS5 */
65 	4,                             /* WL18XX_CONF_HW_RXTX_RATE_MCS4 */
66 	3,                             /* WL18XX_CONF_HW_RXTX_RATE_MCS3 */
67 	2,                             /* WL18XX_CONF_HW_RXTX_RATE_MCS2 */
68 	1,                             /* WL18XX_CONF_HW_RXTX_RATE_MCS1 */
69 	0,                             /* WL18XX_CONF_HW_RXTX_RATE_MCS0 */
70 
71 	11,                            /* WL18XX_CONF_HW_RXTX_RATE_54   */
72 	10,                            /* WL18XX_CONF_HW_RXTX_RATE_48   */
73 	9,                             /* WL18XX_CONF_HW_RXTX_RATE_36   */
74 	8,                             /* WL18XX_CONF_HW_RXTX_RATE_24   */
75 
76 	/* TI-specific rate */
77 	CONF_HW_RXTX_RATE_UNSUPPORTED, /* WL18XX_CONF_HW_RXTX_RATE_22   */
78 
79 	7,                             /* WL18XX_CONF_HW_RXTX_RATE_18   */
80 	6,                             /* WL18XX_CONF_HW_RXTX_RATE_12   */
81 	3,                             /* WL18XX_CONF_HW_RXTX_RATE_11   */
82 	5,                             /* WL18XX_CONF_HW_RXTX_RATE_9    */
83 	4,                             /* WL18XX_CONF_HW_RXTX_RATE_6    */
84 	2,                             /* WL18XX_CONF_HW_RXTX_RATE_5_5  */
85 	1,                             /* WL18XX_CONF_HW_RXTX_RATE_2    */
86 	0                              /* WL18XX_CONF_HW_RXTX_RATE_1    */
87 };
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 
108 	7,                             /* WL18XX_CONF_HW_RXTX_RATE_54   */
109 	6,                             /* WL18XX_CONF_HW_RXTX_RATE_48   */
110 	5,                             /* WL18XX_CONF_HW_RXTX_RATE_36   */
111 	4,                             /* WL18XX_CONF_HW_RXTX_RATE_24   */
112 
113 	/* TI-specific rate */
114 	CONF_HW_RXTX_RATE_UNSUPPORTED, /* WL18XX_CONF_HW_RXTX_RATE_22   */
115 
116 	3,                             /* WL18XX_CONF_HW_RXTX_RATE_18   */
117 	2,                             /* WL18XX_CONF_HW_RXTX_RATE_12   */
118 	CONF_HW_RXTX_RATE_UNSUPPORTED, /* WL18XX_CONF_HW_RXTX_RATE_11   */
119 	1,                             /* WL18XX_CONF_HW_RXTX_RATE_9    */
120 	0,                             /* WL18XX_CONF_HW_RXTX_RATE_6    */
121 	CONF_HW_RXTX_RATE_UNSUPPORTED, /* WL18XX_CONF_HW_RXTX_RATE_5_5  */
122 	CONF_HW_RXTX_RATE_UNSUPPORTED, /* WL18XX_CONF_HW_RXTX_RATE_2    */
123 	CONF_HW_RXTX_RATE_UNSUPPORTED, /* WL18XX_CONF_HW_RXTX_RATE_1    */
124 };
125 
126 static const u8 *wl18xx_band_rate_to_idx[] = {
127 	[NL80211_BAND_2GHZ] = wl18xx_rate_to_idx_2ghz,
128 	[NL80211_BAND_5GHZ] = wl18xx_rate_to_idx_5ghz
129 };
130 
131 enum wl18xx_hw_rates {
132 	WL18XX_CONF_HW_RXTX_RATE_MCS15 = 0,
133 	WL18XX_CONF_HW_RXTX_RATE_MCS14,
134 	WL18XX_CONF_HW_RXTX_RATE_MCS13,
135 	WL18XX_CONF_HW_RXTX_RATE_MCS12,
136 	WL18XX_CONF_HW_RXTX_RATE_MCS11,
137 	WL18XX_CONF_HW_RXTX_RATE_MCS10,
138 	WL18XX_CONF_HW_RXTX_RATE_MCS9,
139 	WL18XX_CONF_HW_RXTX_RATE_MCS8,
140 	WL18XX_CONF_HW_RXTX_RATE_MCS7,
141 	WL18XX_CONF_HW_RXTX_RATE_MCS6,
142 	WL18XX_CONF_HW_RXTX_RATE_MCS5,
143 	WL18XX_CONF_HW_RXTX_RATE_MCS4,
144 	WL18XX_CONF_HW_RXTX_RATE_MCS3,
145 	WL18XX_CONF_HW_RXTX_RATE_MCS2,
146 	WL18XX_CONF_HW_RXTX_RATE_MCS1,
147 	WL18XX_CONF_HW_RXTX_RATE_MCS0,
148 	WL18XX_CONF_HW_RXTX_RATE_54,
149 	WL18XX_CONF_HW_RXTX_RATE_48,
150 	WL18XX_CONF_HW_RXTX_RATE_36,
151 	WL18XX_CONF_HW_RXTX_RATE_24,
152 	WL18XX_CONF_HW_RXTX_RATE_22,
153 	WL18XX_CONF_HW_RXTX_RATE_18,
154 	WL18XX_CONF_HW_RXTX_RATE_12,
155 	WL18XX_CONF_HW_RXTX_RATE_11,
156 	WL18XX_CONF_HW_RXTX_RATE_9,
157 	WL18XX_CONF_HW_RXTX_RATE_6,
158 	WL18XX_CONF_HW_RXTX_RATE_5_5,
159 	WL18XX_CONF_HW_RXTX_RATE_2,
160 	WL18XX_CONF_HW_RXTX_RATE_1,
161 	WL18XX_CONF_HW_RXTX_RATE_MAX,
162 };
163 
164 static struct wlcore_conf wl18xx_conf = {
165 	.sg = {
166 		.params = {
167 			[WL18XX_CONF_SG_PARAM_0] = 0,
168 			/* Configuration Parameters */
169 			[WL18XX_CONF_SG_ANTENNA_CONFIGURATION] = 0,
170 			[WL18XX_CONF_SG_ZIGBEE_COEX] = 0,
171 			[WL18XX_CONF_SG_TIME_SYNC] = 0,
172 			[WL18XX_CONF_SG_PARAM_4] = 0,
173 			[WL18XX_CONF_SG_PARAM_5] = 0,
174 			[WL18XX_CONF_SG_PARAM_6] = 0,
175 			[WL18XX_CONF_SG_PARAM_7] = 0,
176 			[WL18XX_CONF_SG_PARAM_8] = 0,
177 			[WL18XX_CONF_SG_PARAM_9] = 0,
178 			[WL18XX_CONF_SG_PARAM_10] = 0,
179 			[WL18XX_CONF_SG_PARAM_11] = 0,
180 			[WL18XX_CONF_SG_PARAM_12] = 0,
181 			[WL18XX_CONF_SG_PARAM_13] = 0,
182 			[WL18XX_CONF_SG_PARAM_14] = 0,
183 			[WL18XX_CONF_SG_PARAM_15] = 0,
184 			[WL18XX_CONF_SG_PARAM_16] = 0,
185 			[WL18XX_CONF_SG_PARAM_17] = 0,
186 			[WL18XX_CONF_SG_PARAM_18] = 0,
187 			[WL18XX_CONF_SG_PARAM_19] = 0,
188 			[WL18XX_CONF_SG_PARAM_20] = 0,
189 			[WL18XX_CONF_SG_PARAM_21] = 0,
190 			[WL18XX_CONF_SG_PARAM_22] = 0,
191 			[WL18XX_CONF_SG_PARAM_23] = 0,
192 			[WL18XX_CONF_SG_PARAM_24] = 0,
193 			[WL18XX_CONF_SG_PARAM_25] = 0,
194 			/* Active Scan Parameters */
195 			[WL18XX_CONF_SG_AUTO_SCAN_PROBE_REQ] = 170,
196 			[WL18XX_CONF_SG_ACTIVE_SCAN_DURATION_FACTOR_HV3] = 50,
197 			[WL18XX_CONF_SG_PARAM_28] = 0,
198 			/* Passive Scan Parameters */
199 			[WL18XX_CONF_SG_PARAM_29] = 0,
200 			[WL18XX_CONF_SG_PARAM_30] = 0,
201 			[WL18XX_CONF_SG_PASSIVE_SCAN_DURATION_FACTOR_HV3] = 200,
202 			/* Passive Scan in Dual Antenna Parameters */
203 			[WL18XX_CONF_SG_CONSECUTIVE_HV3_IN_PASSIVE_SCAN] = 0,
204 			[WL18XX_CONF_SG_BEACON_HV3_COLL_TH_IN_PASSIVE_SCAN] = 0,
205 			[WL18XX_CONF_SG_TX_RX_PROTECT_BW_IN_PASSIVE_SCAN] = 0,
206 			/* General Parameters */
207 			[WL18XX_CONF_SG_STA_FORCE_PS_IN_BT_SCO] = 1,
208 			[WL18XX_CONF_SG_PARAM_36] = 0,
209 			[WL18XX_CONF_SG_BEACON_MISS_PERCENT] = 60,
210 			[WL18XX_CONF_SG_PARAM_38] = 0,
211 			[WL18XX_CONF_SG_RXT] = 1200,
212 			[WL18XX_CONF_SG_UNUSED] = 0,
213 			[WL18XX_CONF_SG_ADAPTIVE_RXT_TXT] = 1,
214 			[WL18XX_CONF_SG_GENERAL_USAGE_BIT_MAP] = 3,
215 			[WL18XX_CONF_SG_HV3_MAX_SERVED] = 6,
216 			[WL18XX_CONF_SG_PARAM_44] = 0,
217 			[WL18XX_CONF_SG_PARAM_45] = 0,
218 			[WL18XX_CONF_SG_CONSECUTIVE_CTS_THRESHOLD] = 2,
219 			[WL18XX_CONF_SG_GEMINI_PARAM_47] = 0,
220 			[WL18XX_CONF_SG_STA_CONNECTION_PROTECTION_TIME] = 0,
221 			/* AP Parameters */
222 			[WL18XX_CONF_SG_AP_BEACON_MISS_TX] = 3,
223 			[WL18XX_CONF_SG_PARAM_50] = 0,
224 			[WL18XX_CONF_SG_AP_BEACON_WINDOW_INTERVAL] = 2,
225 			[WL18XX_CONF_SG_AP_CONNECTION_PROTECTION_TIME] = 30,
226 			[WL18XX_CONF_SG_PARAM_53] = 0,
227 			[WL18XX_CONF_SG_PARAM_54] = 0,
228 			/* CTS Diluting Parameters */
229 			[WL18XX_CONF_SG_CTS_DILUTED_BAD_RX_PACKETS_TH] = 0,
230 			[WL18XX_CONF_SG_CTS_CHOP_IN_DUAL_ANT_SCO_MASTER] = 0,
231 			[WL18XX_CONF_SG_TEMP_PARAM_1] = 0,
232 			[WL18XX_CONF_SG_TEMP_PARAM_2] = 0,
233 			[WL18XX_CONF_SG_TEMP_PARAM_3] = 0,
234 			[WL18XX_CONF_SG_TEMP_PARAM_4] = 0,
235 			[WL18XX_CONF_SG_TEMP_PARAM_5] = 0,
236 			[WL18XX_CONF_SG_TEMP_PARAM_6] = 0,
237 			[WL18XX_CONF_SG_TEMP_PARAM_7] = 0,
238 			[WL18XX_CONF_SG_TEMP_PARAM_8] = 0,
239 			[WL18XX_CONF_SG_TEMP_PARAM_9] = 0,
240 			[WL18XX_CONF_SG_TEMP_PARAM_10] = 0,
241 		},
242 		.state = CONF_SG_PROTECTIVE,
243 	},
244 	.rx = {
245 		.rx_msdu_life_time           = 512000,
246 		.packet_detection_threshold  = 0,
247 		.ps_poll_timeout             = 15,
248 		.upsd_timeout                = 15,
249 		.rts_threshold               = IEEE80211_MAX_RTS_THRESHOLD,
250 		.rx_cca_threshold            = 0,
251 		.irq_blk_threshold           = 0xFFFF,
252 		.irq_pkt_threshold           = 0,
253 		.irq_timeout                 = 600,
254 		.queue_type                  = CONF_RX_QUEUE_TYPE_LOW_PRIORITY,
255 	},
256 	.tx = {
257 		.tx_energy_detection         = 0,
258 		.sta_rc_conf                 = {
259 			.enabled_rates       = 0,
260 			.short_retry_limit   = 10,
261 			.long_retry_limit    = 10,
262 			.aflags              = 0,
263 		},
264 		.ac_conf_count               = 4,
265 		.ac_conf                     = {
266 			[CONF_TX_AC_BE] = {
267 				.ac          = CONF_TX_AC_BE,
268 				.cw_min      = 15,
269 				.cw_max      = 63,
270 				.aifsn       = 3,
271 				.tx_op_limit = 0,
272 			},
273 			[CONF_TX_AC_BK] = {
274 				.ac          = CONF_TX_AC_BK,
275 				.cw_min      = 15,
276 				.cw_max      = 63,
277 				.aifsn       = 7,
278 				.tx_op_limit = 0,
279 			},
280 			[CONF_TX_AC_VI] = {
281 				.ac          = CONF_TX_AC_VI,
282 				.cw_min      = 15,
283 				.cw_max      = 63,
284 				.aifsn       = CONF_TX_AIFS_PIFS,
285 				.tx_op_limit = 3008,
286 			},
287 			[CONF_TX_AC_VO] = {
288 				.ac          = CONF_TX_AC_VO,
289 				.cw_min      = 15,
290 				.cw_max      = 63,
291 				.aifsn       = CONF_TX_AIFS_PIFS,
292 				.tx_op_limit = 1504,
293 			},
294 		},
295 		.max_tx_retries = 100,
296 		.ap_aging_period = 300,
297 		.tid_conf_count = 4,
298 		.tid_conf = {
299 			[CONF_TX_AC_BE] = {
300 				.queue_id    = CONF_TX_AC_BE,
301 				.channel_type = CONF_CHANNEL_TYPE_EDCF,
302 				.tsid        = CONF_TX_AC_BE,
303 				.ps_scheme   = CONF_PS_SCHEME_LEGACY,
304 				.ack_policy  = CONF_ACK_POLICY_LEGACY,
305 				.apsd_conf   = {0, 0},
306 			},
307 			[CONF_TX_AC_BK] = {
308 				.queue_id    = CONF_TX_AC_BK,
309 				.channel_type = CONF_CHANNEL_TYPE_EDCF,
310 				.tsid        = CONF_TX_AC_BK,
311 				.ps_scheme   = CONF_PS_SCHEME_LEGACY,
312 				.ack_policy  = CONF_ACK_POLICY_LEGACY,
313 				.apsd_conf   = {0, 0},
314 			},
315 			[CONF_TX_AC_VI] = {
316 				.queue_id    = CONF_TX_AC_VI,
317 				.channel_type = CONF_CHANNEL_TYPE_EDCF,
318 				.tsid        = CONF_TX_AC_VI,
319 				.ps_scheme   = CONF_PS_SCHEME_LEGACY,
320 				.ack_policy  = CONF_ACK_POLICY_LEGACY,
321 				.apsd_conf   = {0, 0},
322 			},
323 			[CONF_TX_AC_VO] = {
324 				.queue_id    = CONF_TX_AC_VO,
325 				.channel_type = CONF_CHANNEL_TYPE_EDCF,
326 				.tsid        = CONF_TX_AC_VO,
327 				.ps_scheme   = CONF_PS_SCHEME_LEGACY,
328 				.ack_policy  = CONF_ACK_POLICY_LEGACY,
329 				.apsd_conf   = {0, 0},
330 			},
331 		},
332 		.frag_threshold              = IEEE80211_MAX_FRAG_THRESHOLD,
333 		.tx_compl_timeout            = 350,
334 		.tx_compl_threshold          = 10,
335 		.basic_rate                  = CONF_HW_BIT_RATE_1MBPS,
336 		.basic_rate_5                = CONF_HW_BIT_RATE_6MBPS,
337 		.tmpl_short_retry_limit      = 10,
338 		.tmpl_long_retry_limit       = 10,
339 		.tx_watchdog_timeout         = 5000,
340 		.slow_link_thold             = 3,
341 		.fast_link_thold             = 30,
342 	},
343 	.conn = {
344 		.wake_up_event               = CONF_WAKE_UP_EVENT_DTIM,
345 		.listen_interval             = 1,
346 		.suspend_wake_up_event       = CONF_WAKE_UP_EVENT_N_DTIM,
347 		.suspend_listen_interval     = 3,
348 		.bcn_filt_mode               = CONF_BCN_FILT_MODE_ENABLED,
349 		.bcn_filt_ie_count           = 3,
350 		.bcn_filt_ie = {
351 			[0] = {
352 				.ie          = WLAN_EID_CHANNEL_SWITCH,
353 				.rule        = CONF_BCN_RULE_PASS_ON_APPEARANCE,
354 			},
355 			[1] = {
356 				.ie          = WLAN_EID_HT_OPERATION,
357 				.rule        = CONF_BCN_RULE_PASS_ON_CHANGE,
358 			},
359 			[2] = {
360 				.ie	     = WLAN_EID_ERP_INFO,
361 				.rule	     = CONF_BCN_RULE_PASS_ON_CHANGE,
362 			},
363 		},
364 		.synch_fail_thold            = 12,
365 		.bss_lose_timeout            = 400,
366 		.beacon_rx_timeout           = 10000,
367 		.broadcast_timeout           = 20000,
368 		.rx_broadcast_in_ps          = 1,
369 		.ps_poll_threshold           = 10,
370 		.bet_enable                  = CONF_BET_MODE_ENABLE,
371 		.bet_max_consecutive         = 50,
372 		.psm_entry_retries           = 8,
373 		.psm_exit_retries            = 16,
374 		.psm_entry_nullfunc_retries  = 3,
375 		.dynamic_ps_timeout          = 1500,
376 		.forced_ps                   = false,
377 		.keep_alive_interval         = 55000,
378 		.max_listen_interval         = 20,
379 		.sta_sleep_auth              = WL1271_PSM_ILLEGAL,
380 		.suspend_rx_ba_activity      = 0,
381 	},
382 	.itrim = {
383 		.enable = false,
384 		.timeout = 50000,
385 	},
386 	.pm_config = {
387 		.host_clk_settling_time = 5000,
388 		.host_fast_wakeup_support = CONF_FAST_WAKEUP_DISABLE,
389 	},
390 	.roam_trigger = {
391 		.trigger_pacing               = 1,
392 		.avg_weight_rssi_beacon       = 20,
393 		.avg_weight_rssi_data         = 10,
394 		.avg_weight_snr_beacon        = 20,
395 		.avg_weight_snr_data          = 10,
396 	},
397 	.scan = {
398 		.min_dwell_time_active        = 7500,
399 		.max_dwell_time_active        = 30000,
400 		.min_dwell_time_active_long   = 25000,
401 		.max_dwell_time_active_long   = 50000,
402 		.dwell_time_passive           = 100000,
403 		.dwell_time_dfs               = 150000,
404 		.num_probe_reqs               = 2,
405 		.split_scan_timeout           = 50000,
406 	},
407 	.sched_scan = {
408 		/*
409 		 * Values are in TU/1000 but since sched scan FW command
410 		 * params are in TUs rounding up may occur.
411 		 */
412 		.base_dwell_time		= 7500,
413 		.max_dwell_time_delta		= 22500,
414 		/* based on 250bits per probe @1Mbps */
415 		.dwell_time_delta_per_probe	= 2000,
416 		/* based on 250bits per probe @6Mbps (plus a bit more) */
417 		.dwell_time_delta_per_probe_5	= 350,
418 		.dwell_time_passive		= 100000,
419 		.dwell_time_dfs			= 150000,
420 		.num_probe_reqs			= 2,
421 		.rssi_threshold			= -90,
422 		.snr_threshold			= 0,
423 		.num_short_intervals		= SCAN_MAX_SHORT_INTERVALS,
424 		.long_interval			= 30000,
425 	},
426 	.ht = {
427 		.rx_ba_win_size = 32,
428 		.tx_ba_win_size = 64,
429 		.inactivity_timeout = 10000,
430 		.tx_ba_tid_bitmap = CONF_TX_BA_ENABLED_TID_BITMAP,
431 	},
432 	.mem = {
433 		.num_stations                 = 1,
434 		.ssid_profiles                = 1,
435 		.rx_block_num                 = 40,
436 		.tx_min_block_num             = 40,
437 		.dynamic_memory               = 1,
438 		.min_req_tx_blocks            = 45,
439 		.min_req_rx_blocks            = 22,
440 		.tx_min                       = 27,
441 	},
442 	.fm_coex = {
443 		.enable                       = true,
444 		.swallow_period               = 5,
445 		.n_divider_fref_set_1         = 0xff,       /* default */
446 		.n_divider_fref_set_2         = 12,
447 		.m_divider_fref_set_1         = 0xffff,
448 		.m_divider_fref_set_2         = 148,        /* default */
449 		.coex_pll_stabilization_time  = 0xffffffff, /* default */
450 		.ldo_stabilization_time       = 0xffff,     /* default */
451 		.fm_disturbed_band_margin     = 0xff,       /* default */
452 		.swallow_clk_diff             = 0xff,       /* default */
453 	},
454 	.rx_streaming = {
455 		.duration                      = 150,
456 		.queues                        = 0x1,
457 		.interval                      = 20,
458 		.always                        = 0,
459 	},
460 	.fwlog = {
461 		.mode                         = WL12XX_FWLOG_CONTINUOUS,
462 		.mem_blocks                   = 0,
463 		.severity                     = 0,
464 		.timestamp                    = WL12XX_FWLOG_TIMESTAMP_DISABLED,
465 		.output                       = WL12XX_FWLOG_OUTPUT_DBG_PINS,
466 		.threshold                    = 0,
467 	},
468 	.rate = {
469 		.rate_retry_score = 32000,
470 		.per_add = 8192,
471 		.per_th1 = 2048,
472 		.per_th2 = 4096,
473 		.max_per = 8100,
474 		.inverse_curiosity_factor = 5,
475 		.tx_fail_low_th = 4,
476 		.tx_fail_high_th = 10,
477 		.per_alpha_shift = 4,
478 		.per_add_shift = 13,
479 		.per_beta1_shift = 10,
480 		.per_beta2_shift = 8,
481 		.rate_check_up = 2,
482 		.rate_check_down = 12,
483 		.rate_retry_policy = {
484 			0x00, 0x00, 0x00, 0x00, 0x00,
485 			0x00, 0x00, 0x00, 0x00, 0x00,
486 			0x00, 0x00, 0x00,
487 		},
488 	},
489 	.hangover = {
490 		.recover_time               = 0,
491 		.hangover_period            = 20,
492 		.dynamic_mode               = 1,
493 		.early_termination_mode     = 1,
494 		.max_period                 = 20,
495 		.min_period                 = 1,
496 		.increase_delta             = 1,
497 		.decrease_delta             = 2,
498 		.quiet_time                 = 4,
499 		.increase_time              = 1,
500 		.window_size                = 16,
501 	},
502 	.recovery = {
503 		.bug_on_recovery	    = 0,
504 		.no_recovery		    = 0,
505 	},
506 };
507 
508 static struct wl18xx_priv_conf wl18xx_default_priv_conf = {
509 	.ht = {
510 		.mode				= HT_MODE_WIDE,
511 	},
512 	.phy = {
513 		.phy_standalone			= 0x00,
514 		.primary_clock_setting_time	= 0x05,
515 		.clock_valid_on_wake_up		= 0x00,
516 		.secondary_clock_setting_time	= 0x05,
517 		.board_type 			= BOARD_TYPE_HDK_18XX,
518 		.auto_detect			= 0x00,
519 		.dedicated_fem			= FEM_NONE,
520 		.low_band_component		= COMPONENT_3_WAY_SWITCH,
521 		.low_band_component_type	= 0x05,
522 		.high_band_component		= COMPONENT_2_WAY_SWITCH,
523 		.high_band_component_type	= 0x09,
524 		.tcxo_ldo_voltage		= 0x00,
525 		.xtal_itrim_val			= 0x04,
526 		.srf_state			= 0x00,
527 		.io_configuration		= 0x01,
528 		.sdio_configuration		= 0x00,
529 		.settings			= 0x00,
530 		.enable_clpc			= 0x00,
531 		.enable_tx_low_pwr_on_siso_rdl	= 0x00,
532 		.rx_profile			= 0x00,
533 		.pwr_limit_reference_11_abg	= 0x64,
534 		.per_chan_pwr_limit_arr_11abg	= {
535 			0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
536 			0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
537 			0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
538 			0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
539 			0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
540 			0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
541 			0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
542 			0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
543 			0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
544 			0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
545 			0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
546 			0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
547 			0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
548 			0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
549 			0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
550 			0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
551 			0xff, 0xff, 0xff, 0xff, 0xff, 0xff },
552 		.pwr_limit_reference_11p	= 0x64,
553 		.per_chan_bo_mode_11_abg	= { 0x00, 0x00, 0x00, 0x00,
554 						    0x00, 0x00, 0x00, 0x00,
555 						    0x00, 0x00, 0x00, 0x00,
556 						    0x00 },
557 		.per_chan_bo_mode_11_p		= { 0x00, 0x00, 0x00, 0x00 },
558 		.per_chan_pwr_limit_arr_11p	= { 0xff, 0xff, 0xff, 0xff,
559 						    0xff, 0xff, 0xff },
560 		.psat				= 0,
561 		.external_pa_dc2dc		= 0,
562 		.number_of_assembled_ant2_4	= 2,
563 		.number_of_assembled_ant5	= 1,
564 		.low_power_val			= 0xff,
565 		.med_power_val			= 0xff,
566 		.high_power_val			= 0xff,
567 		.low_power_val_2nd		= 0xff,
568 		.med_power_val_2nd		= 0xff,
569 		.high_power_val_2nd		= 0xff,
570 		.tx_rf_margin			= 1,
571 	},
572 	.ap_sleep = {               /* disabled by default */
573 		.idle_duty_cycle        = 0,
574 		.connected_duty_cycle   = 0,
575 		.max_stations_thresh    = 0,
576 		.idle_conn_thresh       = 0,
577 	},
578 };
579 
580 static const struct wlcore_partition_set wl18xx_ptable[PART_TABLE_LEN] = {
581 	[PART_TOP_PRCM_ELP_SOC] = {
582 		.mem  = { .start = 0x00A00000, .size  = 0x00012000 },
583 		.reg  = { .start = 0x00807000, .size  = 0x00005000 },
584 		.mem2 = { .start = 0x00800000, .size  = 0x0000B000 },
585 		.mem3 = { .start = 0x00401594, .size  = 0x00001020 },
586 	},
587 	[PART_DOWN] = {
588 		.mem  = { .start = 0x00000000, .size  = 0x00014000 },
589 		.reg  = { .start = 0x00810000, .size  = 0x0000BFFF },
590 		.mem2 = { .start = 0x00000000, .size  = 0x00000000 },
591 		.mem3 = { .start = 0x00000000, .size  = 0x00000000 },
592 	},
593 	[PART_BOOT] = {
594 		.mem  = { .start = 0x00700000, .size = 0x0000030c },
595 		.reg  = { .start = 0x00802000, .size = 0x00014578 },
596 		.mem2 = { .start = 0x00B00404, .size = 0x00001000 },
597 		.mem3 = { .start = 0x00C00000, .size = 0x00000400 },
598 	},
599 	[PART_WORK] = {
600 		.mem  = { .start = 0x00800000, .size  = 0x000050FC },
601 		.reg  = { .start = 0x00B00404, .size  = 0x00001000 },
602 		.mem2 = { .start = 0x00C00000, .size  = 0x00000400 },
603 		.mem3 = { .start = 0x00401594, .size  = 0x00001020 },
604 	},
605 	[PART_PHY_INIT] = {
606 		.mem  = { .start = WL18XX_PHY_INIT_MEM_ADDR,
607 			  .size  = WL18XX_PHY_INIT_MEM_SIZE },
608 		.reg  = { .start = 0x00000000, .size = 0x00000000 },
609 		.mem2 = { .start = 0x00000000, .size = 0x00000000 },
610 		.mem3 = { .start = 0x00000000, .size = 0x00000000 },
611 	},
612 };
613 
614 static const int wl18xx_rtable[REG_TABLE_LEN] = {
615 	[REG_ECPU_CONTROL]		= WL18XX_REG_ECPU_CONTROL,
616 	[REG_INTERRUPT_NO_CLEAR]	= WL18XX_REG_INTERRUPT_NO_CLEAR,
617 	[REG_INTERRUPT_ACK]		= WL18XX_REG_INTERRUPT_ACK,
618 	[REG_COMMAND_MAILBOX_PTR]	= WL18XX_REG_COMMAND_MAILBOX_PTR,
619 	[REG_EVENT_MAILBOX_PTR]		= WL18XX_REG_EVENT_MAILBOX_PTR,
620 	[REG_INTERRUPT_TRIG]		= WL18XX_REG_INTERRUPT_TRIG_H,
621 	[REG_INTERRUPT_MASK]		= WL18XX_REG_INTERRUPT_MASK,
622 	[REG_PC_ON_RECOVERY]		= WL18XX_SCR_PAD4,
623 	[REG_CHIP_ID_B]			= WL18XX_REG_CHIP_ID_B,
624 	[REG_CMD_MBOX_ADDRESS]		= WL18XX_CMD_MBOX_ADDRESS,
625 
626 	/* data access memory addresses, used with partition translation */
627 	[REG_SLV_MEM_DATA]		= WL18XX_SLV_MEM_DATA,
628 	[REG_SLV_REG_DATA]		= WL18XX_SLV_REG_DATA,
629 
630 	/* raw data access memory addresses */
631 	[REG_RAW_FW_STATUS_ADDR]	= WL18XX_FW_STATUS_ADDR,
632 };
633 
634 static const struct wl18xx_clk_cfg wl18xx_clk_table_coex[NUM_CLOCK_CONFIGS] = {
635 	[CLOCK_CONFIG_16_2_M]	= { 8,  121, 0, 0, false },
636 	[CLOCK_CONFIG_16_368_M]	= { 8,  120, 0, 0, false },
637 	[CLOCK_CONFIG_16_8_M]	= { 8,  117, 0, 0, false },
638 	[CLOCK_CONFIG_19_2_M]	= { 10, 128, 0, 0, false },
639 	[CLOCK_CONFIG_26_M]	= { 11, 104, 0, 0, false },
640 	[CLOCK_CONFIG_32_736_M]	= { 8,  120, 0, 0, false },
641 	[CLOCK_CONFIG_33_6_M]	= { 8,  117, 0, 0, false },
642 	[CLOCK_CONFIG_38_468_M]	= { 10, 128, 0, 0, false },
643 	[CLOCK_CONFIG_52_M]	= { 11, 104, 0, 0, false },
644 };
645 
646 static const struct wl18xx_clk_cfg wl18xx_clk_table[NUM_CLOCK_CONFIGS] = {
647 	[CLOCK_CONFIG_16_2_M]	= { 7,  104,  801, 4,  true },
648 	[CLOCK_CONFIG_16_368_M]	= { 9,  132, 3751, 4,  true },
649 	[CLOCK_CONFIG_16_8_M]	= { 7,  100,    0, 0, false },
650 	[CLOCK_CONFIG_19_2_M]	= { 8,  100,    0, 0, false },
651 	[CLOCK_CONFIG_26_M]	= { 13, 120,    0, 0, false },
652 	[CLOCK_CONFIG_32_736_M]	= { 9,  132, 3751, 4,  true },
653 	[CLOCK_CONFIG_33_6_M]	= { 7,  100,    0, 0, false },
654 	[CLOCK_CONFIG_38_468_M]	= { 8,  100,    0, 0, false },
655 	[CLOCK_CONFIG_52_M]	= { 13, 120,    0, 0, false },
656 };
657 
658 /* TODO: maybe move to a new header file? */
659 #define WL18XX_FW_NAME "ti-connectivity/wl18xx-fw-4.bin"
660 
661 static int wl18xx_identify_chip(struct wl1271 *wl)
662 {
663 	int ret = 0;
664 
665 	switch (wl->chip.id) {
666 	case CHIP_ID_185x_PG20:
667 		wl1271_debug(DEBUG_BOOT, "chip id 0x%x (185x PG20)",
668 				 wl->chip.id);
669 		wl->sr_fw_name = WL18XX_FW_NAME;
670 		/* wl18xx uses the same firmware for PLT */
671 		wl->plt_fw_name = WL18XX_FW_NAME;
672 		wl->quirks |= WLCORE_QUIRK_RX_BLOCKSIZE_ALIGN |
673 			      WLCORE_QUIRK_TX_BLOCKSIZE_ALIGN |
674 			      WLCORE_QUIRK_NO_SCHED_SCAN_WHILE_CONN |
675 			      WLCORE_QUIRK_TX_PAD_LAST_FRAME |
676 			      WLCORE_QUIRK_REGDOMAIN_CONF |
677 			      WLCORE_QUIRK_DUAL_PROBE_TMPL;
678 
679 		wlcore_set_min_fw_ver(wl, WL18XX_CHIP_VER,
680 				      WL18XX_IFTYPE_VER,  WL18XX_MAJOR_VER,
681 				      WL18XX_SUBTYPE_VER, WL18XX_MINOR_VER,
682 				      /* there's no separate multi-role FW */
683 				      0, 0, 0, 0);
684 		break;
685 	case CHIP_ID_185x_PG10:
686 		wl1271_warning("chip id 0x%x (185x PG10) is deprecated",
687 			       wl->chip.id);
688 		ret = -ENODEV;
689 		goto out;
690 
691 	default:
692 		wl1271_warning("unsupported chip id: 0x%x", wl->chip.id);
693 		ret = -ENODEV;
694 		goto out;
695 	}
696 
697 	wl->fw_mem_block_size = 272;
698 	wl->fwlog_end = 0x40000000;
699 
700 	wl->scan_templ_id_2_4 = CMD_TEMPL_CFG_PROBE_REQ_2_4;
701 	wl->scan_templ_id_5 = CMD_TEMPL_CFG_PROBE_REQ_5;
702 	wl->sched_scan_templ_id_2_4 = CMD_TEMPL_PROBE_REQ_2_4_PERIODIC;
703 	wl->sched_scan_templ_id_5 = CMD_TEMPL_PROBE_REQ_5_PERIODIC;
704 	wl->max_channels_5 = WL18XX_MAX_CHANNELS_5GHZ;
705 	wl->ba_rx_session_count_max = WL18XX_RX_BA_MAX_SESSIONS;
706 out:
707 	return ret;
708 }
709 
710 static int wl18xx_set_clk(struct wl1271 *wl)
711 {
712 	u16 clk_freq;
713 	int ret;
714 
715 	ret = wlcore_set_partition(wl, &wl->ptable[PART_TOP_PRCM_ELP_SOC]);
716 	if (ret < 0)
717 		goto out;
718 
719 	/* TODO: PG2: apparently we need to read the clk type */
720 
721 	ret = wl18xx_top_reg_read(wl, PRIMARY_CLK_DETECT, &clk_freq);
722 	if (ret < 0)
723 		goto out;
724 
725 	wl1271_debug(DEBUG_BOOT, "clock freq %d (%d, %d, %d, %d, %s)", clk_freq,
726 		     wl18xx_clk_table[clk_freq].n, wl18xx_clk_table[clk_freq].m,
727 		     wl18xx_clk_table[clk_freq].p, wl18xx_clk_table[clk_freq].q,
728 		     wl18xx_clk_table[clk_freq].swallow ? "swallow" : "spit");
729 
730 	/* coex PLL configuration */
731 	ret = wl18xx_top_reg_write(wl, PLLSH_COEX_PLL_N,
732 				   wl18xx_clk_table_coex[clk_freq].n);
733 	if (ret < 0)
734 		goto out;
735 
736 	ret = wl18xx_top_reg_write(wl, PLLSH_COEX_PLL_M,
737 				   wl18xx_clk_table_coex[clk_freq].m);
738 	if (ret < 0)
739 		goto out;
740 
741 	/* bypass the swallowing logic */
742 	ret = wl18xx_top_reg_write(wl, PLLSH_COEX_PLL_SWALLOW_EN,
743 				   PLLSH_COEX_PLL_SWALLOW_EN_VAL1);
744 	if (ret < 0)
745 		goto out;
746 
747 	ret = wl18xx_top_reg_write(wl, PLLSH_WCS_PLL_N,
748 				   wl18xx_clk_table[clk_freq].n);
749 	if (ret < 0)
750 		goto out;
751 
752 	ret = wl18xx_top_reg_write(wl, PLLSH_WCS_PLL_M,
753 				   wl18xx_clk_table[clk_freq].m);
754 	if (ret < 0)
755 		goto out;
756 
757 	if (wl18xx_clk_table[clk_freq].swallow) {
758 		/* first the 16 lower bits */
759 		ret = wl18xx_top_reg_write(wl, PLLSH_WCS_PLL_Q_FACTOR_CFG_1,
760 					   wl18xx_clk_table[clk_freq].q &
761 					   PLLSH_WCS_PLL_Q_FACTOR_CFG_1_MASK);
762 		if (ret < 0)
763 			goto out;
764 
765 		/* then the 16 higher bits, masked out */
766 		ret = wl18xx_top_reg_write(wl, PLLSH_WCS_PLL_Q_FACTOR_CFG_2,
767 					(wl18xx_clk_table[clk_freq].q >> 16) &
768 					PLLSH_WCS_PLL_Q_FACTOR_CFG_2_MASK);
769 		if (ret < 0)
770 			goto out;
771 
772 		/* first the 16 lower bits */
773 		ret = wl18xx_top_reg_write(wl, PLLSH_WCS_PLL_P_FACTOR_CFG_1,
774 					   wl18xx_clk_table[clk_freq].p &
775 					   PLLSH_WCS_PLL_P_FACTOR_CFG_1_MASK);
776 		if (ret < 0)
777 			goto out;
778 
779 		/* then the 16 higher bits, masked out */
780 		ret = wl18xx_top_reg_write(wl, PLLSH_WCS_PLL_P_FACTOR_CFG_2,
781 					(wl18xx_clk_table[clk_freq].p >> 16) &
782 					PLLSH_WCS_PLL_P_FACTOR_CFG_2_MASK);
783 		if (ret < 0)
784 			goto out;
785 	} else {
786 		ret = wl18xx_top_reg_write(wl, PLLSH_WCS_PLL_SWALLOW_EN,
787 					   PLLSH_WCS_PLL_SWALLOW_EN_VAL2);
788 		if (ret < 0)
789 			goto out;
790 	}
791 
792 	/* choose WCS PLL */
793 	ret = wl18xx_top_reg_write(wl, PLLSH_WL_PLL_SEL,
794 				   PLLSH_WL_PLL_SEL_WCS_PLL);
795 	if (ret < 0)
796 		goto out;
797 
798 	/* enable both PLLs */
799 	ret = wl18xx_top_reg_write(wl, PLLSH_WL_PLL_EN, PLLSH_WL_PLL_EN_VAL1);
800 	if (ret < 0)
801 		goto out;
802 
803 	udelay(1000);
804 
805 	/* disable coex PLL */
806 	ret = wl18xx_top_reg_write(wl, PLLSH_WL_PLL_EN, PLLSH_WL_PLL_EN_VAL2);
807 	if (ret < 0)
808 		goto out;
809 
810 	/* reset the swallowing logic */
811 	ret = wl18xx_top_reg_write(wl, PLLSH_COEX_PLL_SWALLOW_EN,
812 				   PLLSH_COEX_PLL_SWALLOW_EN_VAL2);
813 
814 out:
815 	return ret;
816 }
817 
818 static int wl18xx_boot_soft_reset(struct wl1271 *wl)
819 {
820 	int ret;
821 
822 	/* disable Rx/Tx */
823 	ret = wlcore_write32(wl, WL18XX_ENABLE, 0x0);
824 	if (ret < 0)
825 		goto out;
826 
827 	/* disable auto calibration on start*/
828 	ret = wlcore_write32(wl, WL18XX_SPARE_A2, 0xffff);
829 
830 out:
831 	return ret;
832 }
833 
834 static int wl18xx_pre_boot(struct wl1271 *wl)
835 {
836 	int ret;
837 
838 	ret = wl18xx_set_clk(wl);
839 	if (ret < 0)
840 		goto out;
841 
842 	/* Continue the ELP wake up sequence */
843 	ret = wlcore_write32(wl, WL18XX_WELP_ARM_COMMAND, WELP_ARM_COMMAND_VAL);
844 	if (ret < 0)
845 		goto out;
846 
847 	udelay(500);
848 
849 	ret = wlcore_set_partition(wl, &wl->ptable[PART_BOOT]);
850 	if (ret < 0)
851 		goto out;
852 
853 	/* Disable interrupts */
854 	ret = wlcore_write_reg(wl, REG_INTERRUPT_MASK, WL1271_ACX_INTR_ALL);
855 	if (ret < 0)
856 		goto out;
857 
858 	ret = wl18xx_boot_soft_reset(wl);
859 
860 out:
861 	return ret;
862 }
863 
864 static int wl18xx_pre_upload(struct wl1271 *wl)
865 {
866 	u32 tmp;
867 	int ret;
868 	u16 irq_invert;
869 
870 	BUILD_BUG_ON(sizeof(struct wl18xx_mac_and_phy_params) >
871 		WL18XX_PHY_INIT_MEM_SIZE);
872 
873 	ret = wlcore_set_partition(wl, &wl->ptable[PART_BOOT]);
874 	if (ret < 0)
875 		goto out;
876 
877 	/* TODO: check if this is all needed */
878 	ret = wlcore_write32(wl, WL18XX_EEPROMLESS_IND, WL18XX_EEPROMLESS_IND);
879 	if (ret < 0)
880 		goto out;
881 
882 	ret = wlcore_read_reg(wl, REG_CHIP_ID_B, &tmp);
883 	if (ret < 0)
884 		goto out;
885 
886 	wl1271_debug(DEBUG_BOOT, "chip id 0x%x", tmp);
887 
888 	ret = wlcore_read32(wl, WL18XX_SCR_PAD2, &tmp);
889 	if (ret < 0)
890 		goto out;
891 
892 	/*
893 	 * Workaround for FDSP code RAM corruption (needed for PG2.1
894 	 * and newer; for older chips it's a NOP).  Change FDSP clock
895 	 * settings so that it's muxed to the ATGP clock instead of
896 	 * its own clock.
897 	 */
898 
899 	ret = wlcore_set_partition(wl, &wl->ptable[PART_PHY_INIT]);
900 	if (ret < 0)
901 		goto out;
902 
903 	/* disable FDSP clock */
904 	ret = wlcore_write32(wl, WL18XX_PHY_FPGA_SPARE_1,
905 			     MEM_FDSP_CLK_120_DISABLE);
906 	if (ret < 0)
907 		goto out;
908 
909 	/* set ATPG clock toward FDSP Code RAM rather than its own clock */
910 	ret = wlcore_write32(wl, WL18XX_PHY_FPGA_SPARE_1,
911 			     MEM_FDSP_CODERAM_FUNC_CLK_SEL);
912 	if (ret < 0)
913 		goto out;
914 
915 	/* re-enable FDSP clock */
916 	ret = wlcore_write32(wl, WL18XX_PHY_FPGA_SPARE_1,
917 			     MEM_FDSP_CLK_120_ENABLE);
918 	if (ret < 0)
919 		goto out;
920 
921 	ret = irq_get_trigger_type(wl->irq);
922 	if ((ret == IRQ_TYPE_LEVEL_LOW) || (ret == IRQ_TYPE_EDGE_FALLING)) {
923 		wl1271_info("using inverted interrupt logic: %d", ret);
924 		ret = wlcore_set_partition(wl,
925 					   &wl->ptable[PART_TOP_PRCM_ELP_SOC]);
926 		if (ret < 0)
927 			goto out;
928 
929 		ret = wl18xx_top_reg_read(wl, TOP_FN0_CCCR_REG_32, &irq_invert);
930 		if (ret < 0)
931 			goto out;
932 
933 		irq_invert |= BIT(1);
934 		ret = wl18xx_top_reg_write(wl, TOP_FN0_CCCR_REG_32, irq_invert);
935 		if (ret < 0)
936 			goto out;
937 
938 		ret = wlcore_set_partition(wl, &wl->ptable[PART_PHY_INIT]);
939 	}
940 
941 out:
942 	return ret;
943 }
944 
945 static int wl18xx_set_mac_and_phy(struct wl1271 *wl)
946 {
947 	struct wl18xx_priv *priv = wl->priv;
948 	struct wl18xx_mac_and_phy_params *params;
949 	int ret;
950 
951 	params = kmemdup(&priv->conf.phy, sizeof(*params), GFP_KERNEL);
952 	if (!params) {
953 		ret = -ENOMEM;
954 		goto out;
955 	}
956 
957 	ret = wlcore_set_partition(wl, &wl->ptable[PART_PHY_INIT]);
958 	if (ret < 0)
959 		goto out;
960 
961 	ret = wlcore_write(wl, WL18XX_PHY_INIT_MEM_ADDR, params,
962 			   sizeof(*params), false);
963 
964 out:
965 	kfree(params);
966 	return ret;
967 }
968 
969 static int wl18xx_enable_interrupts(struct wl1271 *wl)
970 {
971 	u32 event_mask, intr_mask;
972 	int ret;
973 
974 	event_mask = WL18XX_ACX_EVENTS_VECTOR;
975 	intr_mask = WL18XX_INTR_MASK;
976 
977 	ret = wlcore_write_reg(wl, REG_INTERRUPT_MASK, event_mask);
978 	if (ret < 0)
979 		goto out;
980 
981 	wlcore_enable_interrupts(wl);
982 
983 	ret = wlcore_write_reg(wl, REG_INTERRUPT_MASK,
984 			       WL1271_ACX_INTR_ALL & ~intr_mask);
985 	if (ret < 0)
986 		goto disable_interrupts;
987 
988 	return ret;
989 
990 disable_interrupts:
991 	wlcore_disable_interrupts(wl);
992 
993 out:
994 	return ret;
995 }
996 
997 static int wl18xx_boot(struct wl1271 *wl)
998 {
999 	int ret;
1000 
1001 	ret = wl18xx_pre_boot(wl);
1002 	if (ret < 0)
1003 		goto out;
1004 
1005 	ret = wl18xx_pre_upload(wl);
1006 	if (ret < 0)
1007 		goto out;
1008 
1009 	ret = wlcore_boot_upload_firmware(wl);
1010 	if (ret < 0)
1011 		goto out;
1012 
1013 	ret = wl18xx_set_mac_and_phy(wl);
1014 	if (ret < 0)
1015 		goto out;
1016 
1017 	wl->event_mask = BSS_LOSS_EVENT_ID |
1018 		SCAN_COMPLETE_EVENT_ID |
1019 		RADAR_DETECTED_EVENT_ID |
1020 		RSSI_SNR_TRIGGER_0_EVENT_ID |
1021 		PERIODIC_SCAN_COMPLETE_EVENT_ID |
1022 		PERIODIC_SCAN_REPORT_EVENT_ID |
1023 		DUMMY_PACKET_EVENT_ID |
1024 		PEER_REMOVE_COMPLETE_EVENT_ID |
1025 		BA_SESSION_RX_CONSTRAINT_EVENT_ID |
1026 		REMAIN_ON_CHANNEL_COMPLETE_EVENT_ID |
1027 		INACTIVE_STA_EVENT_ID |
1028 		CHANNEL_SWITCH_COMPLETE_EVENT_ID |
1029 		DFS_CHANNELS_CONFIG_COMPLETE_EVENT |
1030 		SMART_CONFIG_SYNC_EVENT_ID |
1031 		SMART_CONFIG_DECODE_EVENT_ID |
1032 		TIME_SYNC_EVENT_ID |
1033 		FW_LOGGER_INDICATION |
1034 		RX_BA_WIN_SIZE_CHANGE_EVENT_ID;
1035 
1036 	wl->ap_event_mask = MAX_TX_FAILURE_EVENT_ID;
1037 
1038 	ret = wlcore_boot_run_firmware(wl);
1039 	if (ret < 0)
1040 		goto out;
1041 
1042 	ret = wl18xx_enable_interrupts(wl);
1043 
1044 out:
1045 	return ret;
1046 }
1047 
1048 static int wl18xx_trigger_cmd(struct wl1271 *wl, int cmd_box_addr,
1049 			       void *buf, size_t len)
1050 {
1051 	struct wl18xx_priv *priv = wl->priv;
1052 
1053 	memcpy(priv->cmd_buf, buf, len);
1054 	memset(priv->cmd_buf + len, 0, WL18XX_CMD_MAX_SIZE - len);
1055 
1056 	return wlcore_write(wl, cmd_box_addr, priv->cmd_buf,
1057 			    WL18XX_CMD_MAX_SIZE, false);
1058 }
1059 
1060 static int wl18xx_ack_event(struct wl1271 *wl)
1061 {
1062 	return wlcore_write_reg(wl, REG_INTERRUPT_TRIG,
1063 				WL18XX_INTR_TRIG_EVENT_ACK);
1064 }
1065 
1066 static u32 wl18xx_calc_tx_blocks(struct wl1271 *wl, u32 len, u32 spare_blks)
1067 {
1068 	u32 blk_size = WL18XX_TX_HW_BLOCK_SIZE;
1069 	return (len + blk_size - 1) / blk_size + spare_blks;
1070 }
1071 
1072 static void
1073 wl18xx_set_tx_desc_blocks(struct wl1271 *wl, struct wl1271_tx_hw_descr *desc,
1074 			  u32 blks, u32 spare_blks)
1075 {
1076 	desc->wl18xx_mem.total_mem_blocks = blks;
1077 }
1078 
1079 static void
1080 wl18xx_set_tx_desc_data_len(struct wl1271 *wl, struct wl1271_tx_hw_descr *desc,
1081 			    struct sk_buff *skb)
1082 {
1083 	desc->length = cpu_to_le16(skb->len);
1084 
1085 	/* if only the last frame is to be padded, we unset this bit on Tx */
1086 	if (wl->quirks & WLCORE_QUIRK_TX_PAD_LAST_FRAME)
1087 		desc->wl18xx_mem.ctrl = WL18XX_TX_CTRL_NOT_PADDED;
1088 	else
1089 		desc->wl18xx_mem.ctrl = 0;
1090 
1091 	wl1271_debug(DEBUG_TX, "tx_fill_hdr: hlid: %d "
1092 		     "len: %d life: %d mem: %d", desc->hlid,
1093 		     le16_to_cpu(desc->length),
1094 		     le16_to_cpu(desc->life_time),
1095 		     desc->wl18xx_mem.total_mem_blocks);
1096 }
1097 
1098 static enum wl_rx_buf_align
1099 wl18xx_get_rx_buf_align(struct wl1271 *wl, u32 rx_desc)
1100 {
1101 	if (rx_desc & RX_BUF_PADDED_PAYLOAD)
1102 		return WLCORE_RX_BUF_PADDED;
1103 
1104 	return WLCORE_RX_BUF_ALIGNED;
1105 }
1106 
1107 static u32 wl18xx_get_rx_packet_len(struct wl1271 *wl, void *rx_data,
1108 				    u32 data_len)
1109 {
1110 	struct wl1271_rx_descriptor *desc = rx_data;
1111 
1112 	/* invalid packet */
1113 	if (data_len < sizeof(*desc))
1114 		return 0;
1115 
1116 	return data_len - sizeof(*desc);
1117 }
1118 
1119 static void wl18xx_tx_immediate_completion(struct wl1271 *wl)
1120 {
1121 	wl18xx_tx_immediate_complete(wl);
1122 }
1123 
1124 static int wl18xx_set_host_cfg_bitmap(struct wl1271 *wl, u32 extra_mem_blk)
1125 {
1126 	int ret;
1127 	u32 sdio_align_size = 0;
1128 	u32 host_cfg_bitmap = HOST_IF_CFG_RX_FIFO_ENABLE |
1129 			      HOST_IF_CFG_ADD_RX_ALIGNMENT;
1130 
1131 	/* Enable Tx SDIO padding */
1132 	if (wl->quirks & WLCORE_QUIRK_TX_BLOCKSIZE_ALIGN) {
1133 		host_cfg_bitmap |= HOST_IF_CFG_TX_PAD_TO_SDIO_BLK;
1134 		sdio_align_size = WL12XX_BUS_BLOCK_SIZE;
1135 	}
1136 
1137 	/* Enable Rx SDIO padding */
1138 	if (wl->quirks & WLCORE_QUIRK_RX_BLOCKSIZE_ALIGN) {
1139 		host_cfg_bitmap |= HOST_IF_CFG_RX_PAD_TO_SDIO_BLK;
1140 		sdio_align_size = WL12XX_BUS_BLOCK_SIZE;
1141 	}
1142 
1143 	ret = wl18xx_acx_host_if_cfg_bitmap(wl, host_cfg_bitmap,
1144 					    sdio_align_size, extra_mem_blk,
1145 					    WL18XX_HOST_IF_LEN_SIZE_FIELD);
1146 	if (ret < 0)
1147 		return ret;
1148 
1149 	return 0;
1150 }
1151 
1152 static int wl18xx_hw_init(struct wl1271 *wl)
1153 {
1154 	int ret;
1155 	struct wl18xx_priv *priv = wl->priv;
1156 
1157 	/* (re)init private structures. Relevant on recovery as well. */
1158 	priv->last_fw_rls_idx = 0;
1159 	priv->extra_spare_key_count = 0;
1160 
1161 	/* set the default amount of spare blocks in the bitmap */
1162 	ret = wl18xx_set_host_cfg_bitmap(wl, WL18XX_TX_HW_BLOCK_SPARE);
1163 	if (ret < 0)
1164 		return ret;
1165 
1166 	/* set the dynamic fw traces bitmap */
1167 	ret = wl18xx_acx_dynamic_fw_traces(wl);
1168 	if (ret < 0)
1169 		return ret;
1170 
1171 	if (checksum_param) {
1172 		ret = wl18xx_acx_set_checksum_state(wl);
1173 		if (ret != 0)
1174 			return ret;
1175 	}
1176 
1177 	return ret;
1178 }
1179 
1180 static void wl18xx_convert_fw_status_8_9_1(struct wl1271 *wl,
1181 					   void *raw_fw_status,
1182 					   struct wl_fw_status *fw_status)
1183 {
1184 	struct wl18xx_fw_status_8_9_1 *int_fw_status = raw_fw_status;
1185 
1186 	fw_status->intr = le32_to_cpu(int_fw_status->intr);
1187 	fw_status->fw_rx_counter = int_fw_status->fw_rx_counter;
1188 	fw_status->drv_rx_counter = int_fw_status->drv_rx_counter;
1189 	fw_status->tx_results_counter = int_fw_status->tx_results_counter;
1190 	fw_status->rx_pkt_descs = int_fw_status->rx_pkt_descs;
1191 
1192 	fw_status->fw_localtime = le32_to_cpu(int_fw_status->fw_localtime);
1193 	fw_status->link_ps_bitmap = le32_to_cpu(int_fw_status->link_ps_bitmap);
1194 	fw_status->link_fast_bitmap =
1195 			le32_to_cpu(int_fw_status->link_fast_bitmap);
1196 	fw_status->total_released_blks =
1197 			le32_to_cpu(int_fw_status->total_released_blks);
1198 	fw_status->tx_total = le32_to_cpu(int_fw_status->tx_total);
1199 
1200 	fw_status->counters.tx_released_pkts =
1201 			int_fw_status->counters.tx_released_pkts;
1202 	fw_status->counters.tx_lnk_free_pkts =
1203 			int_fw_status->counters.tx_lnk_free_pkts;
1204 	fw_status->counters.tx_lnk_sec_pn16 =
1205 			int_fw_status->counters.tx_lnk_sec_pn16;
1206 	fw_status->counters.tx_voice_released_blks =
1207 			int_fw_status->counters.tx_voice_released_blks;
1208 	fw_status->counters.tx_last_rate =
1209 			int_fw_status->counters.tx_last_rate;
1210 	fw_status->counters.tx_last_rate_mbps =
1211 			int_fw_status->counters.tx_last_rate_mbps;
1212 	fw_status->counters.hlid =
1213 			int_fw_status->counters.hlid;
1214 
1215 	fw_status->log_start_addr = le32_to_cpu(int_fw_status->log_start_addr);
1216 
1217 	fw_status->priv = &int_fw_status->priv;
1218 }
1219 
1220 static void wl18xx_convert_fw_status_8_9_0(struct wl1271 *wl,
1221 					   void *raw_fw_status,
1222 					   struct wl_fw_status *fw_status)
1223 {
1224 	struct wl18xx_fw_status *int_fw_status = raw_fw_status;
1225 
1226 	fw_status->intr = le32_to_cpu(int_fw_status->intr);
1227 	fw_status->fw_rx_counter = int_fw_status->fw_rx_counter;
1228 	fw_status->drv_rx_counter = int_fw_status->drv_rx_counter;
1229 	fw_status->tx_results_counter = int_fw_status->tx_results_counter;
1230 	fw_status->rx_pkt_descs = int_fw_status->rx_pkt_descs;
1231 
1232 	fw_status->fw_localtime = le32_to_cpu(int_fw_status->fw_localtime);
1233 	fw_status->link_ps_bitmap = le32_to_cpu(int_fw_status->link_ps_bitmap);
1234 	fw_status->link_fast_bitmap =
1235 			le32_to_cpu(int_fw_status->link_fast_bitmap);
1236 	fw_status->total_released_blks =
1237 			le32_to_cpu(int_fw_status->total_released_blks);
1238 	fw_status->tx_total = le32_to_cpu(int_fw_status->tx_total);
1239 
1240 	fw_status->counters.tx_released_pkts =
1241 			int_fw_status->counters.tx_released_pkts;
1242 	fw_status->counters.tx_lnk_free_pkts =
1243 			int_fw_status->counters.tx_lnk_free_pkts;
1244 	fw_status->counters.tx_voice_released_blks =
1245 			int_fw_status->counters.tx_voice_released_blks;
1246 	fw_status->counters.tx_last_rate =
1247 			int_fw_status->counters.tx_last_rate;
1248 	fw_status->counters.tx_last_rate_mbps =
1249 			int_fw_status->counters.tx_last_rate_mbps;
1250 	fw_status->counters.hlid =
1251 			int_fw_status->counters.hlid;
1252 
1253 	fw_status->log_start_addr = le32_to_cpu(int_fw_status->log_start_addr);
1254 
1255 	fw_status->priv = &int_fw_status->priv;
1256 }
1257 
1258 static void wl18xx_convert_fw_status(struct wl1271 *wl, void *raw_fw_status,
1259 				     struct wl_fw_status *fw_status)
1260 {
1261 	if (wl->chip.fw_ver[FW_VER_MAJOR] == 0)
1262 		wl18xx_convert_fw_status_8_9_0(wl, raw_fw_status, fw_status);
1263 	else
1264 		wl18xx_convert_fw_status_8_9_1(wl, raw_fw_status, fw_status);
1265 }
1266 
1267 static void wl18xx_set_tx_desc_csum(struct wl1271 *wl,
1268 				    struct wl1271_tx_hw_descr *desc,
1269 				    struct sk_buff *skb)
1270 {
1271 	u32 ip_hdr_offset;
1272 	struct iphdr *ip_hdr;
1273 
1274 	if (!checksum_param) {
1275 		desc->wl18xx_checksum_data = 0;
1276 		return;
1277 	}
1278 
1279 	if (skb->ip_summed != CHECKSUM_PARTIAL) {
1280 		desc->wl18xx_checksum_data = 0;
1281 		return;
1282 	}
1283 
1284 	ip_hdr_offset = skb_network_header(skb) - skb_mac_header(skb);
1285 	if (WARN_ON(ip_hdr_offset >= (1<<7))) {
1286 		desc->wl18xx_checksum_data = 0;
1287 		return;
1288 	}
1289 
1290 	desc->wl18xx_checksum_data = ip_hdr_offset << 1;
1291 
1292 	/* FW is interested only in the LSB of the protocol  TCP=0 UDP=1 */
1293 	ip_hdr = (void *)skb_network_header(skb);
1294 	desc->wl18xx_checksum_data |= (ip_hdr->protocol & 0x01);
1295 }
1296 
1297 static void wl18xx_set_rx_csum(struct wl1271 *wl,
1298 			       struct wl1271_rx_descriptor *desc,
1299 			       struct sk_buff *skb)
1300 {
1301 	if (desc->status & WL18XX_RX_CHECKSUM_MASK)
1302 		skb->ip_summed = CHECKSUM_UNNECESSARY;
1303 }
1304 
1305 static bool wl18xx_is_mimo_supported(struct wl1271 *wl)
1306 {
1307 	struct wl18xx_priv *priv = wl->priv;
1308 
1309 	/* only support MIMO with multiple antennas, and when SISO
1310 	 * is not forced through config
1311 	 */
1312 	return (priv->conf.phy.number_of_assembled_ant2_4 >= 2) &&
1313 	       (priv->conf.ht.mode != HT_MODE_WIDE) &&
1314 	       (priv->conf.ht.mode != HT_MODE_SISO20);
1315 }
1316 
1317 /*
1318  * TODO: instead of having these two functions to get the rate mask,
1319  * we should modify the wlvif->rate_set instead
1320  */
1321 static u32 wl18xx_sta_get_ap_rate_mask(struct wl1271 *wl,
1322 				       struct wl12xx_vif *wlvif)
1323 {
1324 	u32 hw_rate_set = wlvif->rate_set;
1325 
1326 	if (wlvif->channel_type == NL80211_CHAN_HT40MINUS ||
1327 	    wlvif->channel_type == NL80211_CHAN_HT40PLUS) {
1328 		wl1271_debug(DEBUG_ACX, "using wide channel rate mask");
1329 		hw_rate_set |= CONF_TX_RATE_USE_WIDE_CHAN;
1330 
1331 		/* we don't support MIMO in wide-channel mode */
1332 		hw_rate_set &= ~CONF_TX_MIMO_RATES;
1333 	} else if (wl18xx_is_mimo_supported(wl)) {
1334 		wl1271_debug(DEBUG_ACX, "using MIMO channel rate mask");
1335 		hw_rate_set |= CONF_TX_MIMO_RATES;
1336 	}
1337 
1338 	return hw_rate_set;
1339 }
1340 
1341 static u32 wl18xx_ap_get_mimo_wide_rate_mask(struct wl1271 *wl,
1342 					     struct wl12xx_vif *wlvif)
1343 {
1344 	if (wlvif->channel_type == NL80211_CHAN_HT40MINUS ||
1345 	    wlvif->channel_type == NL80211_CHAN_HT40PLUS) {
1346 		wl1271_debug(DEBUG_ACX, "using wide channel rate mask");
1347 
1348 		/* sanity check - we don't support this */
1349 		if (WARN_ON(wlvif->band != NL80211_BAND_5GHZ))
1350 			return 0;
1351 
1352 		return CONF_TX_RATE_USE_WIDE_CHAN;
1353 	} else if (wl18xx_is_mimo_supported(wl) &&
1354 		   wlvif->band == NL80211_BAND_2GHZ) {
1355 		wl1271_debug(DEBUG_ACX, "using MIMO rate mask");
1356 		/*
1357 		 * we don't care about HT channel here - if a peer doesn't
1358 		 * support MIMO, we won't enable it in its rates
1359 		 */
1360 		return CONF_TX_MIMO_RATES;
1361 	} else {
1362 		return 0;
1363 	}
1364 }
1365 
1366 static const char *wl18xx_rdl_name(enum wl18xx_rdl_num rdl_num)
1367 {
1368 	switch (rdl_num) {
1369 	case RDL_1_HP:
1370 		return "183xH";
1371 	case RDL_2_SP:
1372 		return "183x or 180x";
1373 	case RDL_3_HP:
1374 		return "187xH";
1375 	case RDL_4_SP:
1376 		return "187x";
1377 	case RDL_5_SP:
1378 		return "RDL11 - Not Supported";
1379 	case RDL_6_SP:
1380 		return "180xD";
1381 	case RDL_7_SP:
1382 		return "RDL13 - Not Supported (1893Q)";
1383 	case RDL_8_SP:
1384 		return "18xxQ";
1385 	case RDL_NONE:
1386 		return "UNTRIMMED";
1387 	default:
1388 		return "UNKNOWN";
1389 	}
1390 }
1391 
1392 static int wl18xx_get_pg_ver(struct wl1271 *wl, s8 *ver)
1393 {
1394 	u32 fuse;
1395 	s8 rom = 0, metal = 0, pg_ver = 0, rdl_ver = 0, package_type = 0;
1396 	int ret;
1397 
1398 	ret = wlcore_set_partition(wl, &wl->ptable[PART_TOP_PRCM_ELP_SOC]);
1399 	if (ret < 0)
1400 		goto out;
1401 
1402 	ret = wlcore_read32(wl, WL18XX_REG_FUSE_DATA_2_3, &fuse);
1403 	if (ret < 0)
1404 		goto out;
1405 
1406 	package_type = (fuse >> WL18XX_PACKAGE_TYPE_OFFSET) & 1;
1407 
1408 	ret = wlcore_read32(wl, WL18XX_REG_FUSE_DATA_1_3, &fuse);
1409 	if (ret < 0)
1410 		goto out;
1411 
1412 	pg_ver = (fuse & WL18XX_PG_VER_MASK) >> WL18XX_PG_VER_OFFSET;
1413 	rom = (fuse & WL18XX_ROM_VER_MASK) >> WL18XX_ROM_VER_OFFSET;
1414 
1415 	if ((rom <= 0xE) && (package_type == WL18XX_PACKAGE_TYPE_WSP))
1416 		metal = (fuse & WL18XX_METAL_VER_MASK) >>
1417 			WL18XX_METAL_VER_OFFSET;
1418 	else
1419 		metal = (fuse & WL18XX_NEW_METAL_VER_MASK) >>
1420 			WL18XX_NEW_METAL_VER_OFFSET;
1421 
1422 	ret = wlcore_read32(wl, WL18XX_REG_FUSE_DATA_2_3, &fuse);
1423 	if (ret < 0)
1424 		goto out;
1425 
1426 	rdl_ver = (fuse & WL18XX_RDL_VER_MASK) >> WL18XX_RDL_VER_OFFSET;
1427 
1428 	wl1271_info("wl18xx HW: %s, PG %d.%d (ROM 0x%x)",
1429 		    wl18xx_rdl_name(rdl_ver), pg_ver, metal, rom);
1430 
1431 	if (ver)
1432 		*ver = pg_ver;
1433 
1434 	ret = wlcore_set_partition(wl, &wl->ptable[PART_BOOT]);
1435 
1436 out:
1437 	return ret;
1438 }
1439 
1440 static int wl18xx_load_conf_file(struct device *dev, struct wlcore_conf *conf,
1441 				 struct wl18xx_priv_conf *priv_conf,
1442 				 const char *file)
1443 {
1444 	struct wlcore_conf_file *conf_file;
1445 	const struct firmware *fw;
1446 	int ret;
1447 
1448 	ret = request_firmware(&fw, file, dev);
1449 	if (ret < 0) {
1450 		wl1271_error("could not get configuration binary %s: %d",
1451 			     file, ret);
1452 		return ret;
1453 	}
1454 
1455 	if (fw->size != WL18XX_CONF_SIZE) {
1456 		wl1271_error("%s configuration binary size is wrong, expected %zu got %zu",
1457 			     file, WL18XX_CONF_SIZE, fw->size);
1458 		ret = -EINVAL;
1459 		goto out_release;
1460 	}
1461 
1462 	conf_file = (struct wlcore_conf_file *) fw->data;
1463 
1464 	if (conf_file->header.magic != cpu_to_le32(WL18XX_CONF_MAGIC)) {
1465 		wl1271_error("configuration binary file magic number mismatch, "
1466 			     "expected 0x%0x got 0x%0x", WL18XX_CONF_MAGIC,
1467 			     conf_file->header.magic);
1468 		ret = -EINVAL;
1469 		goto out_release;
1470 	}
1471 
1472 	if (conf_file->header.version != cpu_to_le32(WL18XX_CONF_VERSION)) {
1473 		wl1271_error("configuration binary file version not supported, "
1474 			     "expected 0x%08x got 0x%08x",
1475 			     WL18XX_CONF_VERSION, conf_file->header.version);
1476 		ret = -EINVAL;
1477 		goto out_release;
1478 	}
1479 
1480 	memcpy(conf, &conf_file->core, sizeof(*conf));
1481 	memcpy(priv_conf, &conf_file->priv, sizeof(*priv_conf));
1482 
1483 out_release:
1484 	release_firmware(fw);
1485 	return ret;
1486 }
1487 
1488 static int wl18xx_conf_init(struct wl1271 *wl, struct device *dev)
1489 {
1490 	struct platform_device *pdev = wl->pdev;
1491 	struct wlcore_platdev_data *pdata = dev_get_platdata(&pdev->dev);
1492 	struct wl18xx_priv *priv = wl->priv;
1493 
1494 	if (wl18xx_load_conf_file(dev, &wl->conf, &priv->conf,
1495 				  pdata->family->cfg_name) < 0) {
1496 		wl1271_warning("falling back to default config");
1497 
1498 		/* apply driver default configuration */
1499 		memcpy(&wl->conf, &wl18xx_conf, sizeof(wl->conf));
1500 		/* apply default private configuration */
1501 		memcpy(&priv->conf, &wl18xx_default_priv_conf,
1502 		       sizeof(priv->conf));
1503 	}
1504 
1505 	return 0;
1506 }
1507 
1508 static int wl18xx_plt_init(struct wl1271 *wl)
1509 {
1510 	int ret;
1511 
1512 	/* calibrator based auto/fem detect not supported for 18xx */
1513 	if (wl->plt_mode == PLT_FEM_DETECT) {
1514 		wl1271_error("wl18xx_plt_init: PLT FEM_DETECT not supported");
1515 		return -EINVAL;
1516 	}
1517 
1518 	ret = wlcore_write32(wl, WL18XX_SCR_PAD8, WL18XX_SCR_PAD8_PLT);
1519 	if (ret < 0)
1520 		return ret;
1521 
1522 	return wl->ops->boot(wl);
1523 }
1524 
1525 static int wl18xx_get_mac(struct wl1271 *wl)
1526 {
1527 	u32 mac1, mac2;
1528 	int ret;
1529 
1530 	ret = wlcore_set_partition(wl, &wl->ptable[PART_TOP_PRCM_ELP_SOC]);
1531 	if (ret < 0)
1532 		goto out;
1533 
1534 	ret = wlcore_read32(wl, WL18XX_REG_FUSE_BD_ADDR_1, &mac1);
1535 	if (ret < 0)
1536 		goto out;
1537 
1538 	ret = wlcore_read32(wl, WL18XX_REG_FUSE_BD_ADDR_2, &mac2);
1539 	if (ret < 0)
1540 		goto out;
1541 
1542 	/* these are the two parts of the BD_ADDR */
1543 	wl->fuse_oui_addr = ((mac2 & 0xffff) << 8) +
1544 		((mac1 & 0xff000000) >> 24);
1545 	wl->fuse_nic_addr = (mac1 & 0xffffff);
1546 
1547 	if (!wl->fuse_oui_addr && !wl->fuse_nic_addr) {
1548 		u8 mac[ETH_ALEN];
1549 
1550 		eth_random_addr(mac);
1551 
1552 		wl->fuse_oui_addr = (mac[0] << 16) + (mac[1] << 8) + mac[2];
1553 		wl->fuse_nic_addr = (mac[3] << 16) + (mac[4] << 8) + mac[5];
1554 		wl1271_warning("MAC address from fuse not available, using random locally administered addresses.");
1555 	}
1556 
1557 	ret = wlcore_set_partition(wl, &wl->ptable[PART_DOWN]);
1558 
1559 out:
1560 	return ret;
1561 }
1562 
1563 static int wl18xx_handle_static_data(struct wl1271 *wl,
1564 				     struct wl1271_static_data *static_data)
1565 {
1566 	struct wl18xx_static_data_priv *static_data_priv =
1567 		(struct wl18xx_static_data_priv *) static_data->priv;
1568 	size_t fw_status_len;
1569 
1570 	strscpy(wl->chip.phy_fw_ver_str, static_data_priv->phy_version,
1571 		sizeof(wl->chip.phy_fw_ver_str));
1572 
1573 	wl1271_info("PHY firmware version: %s", static_data_priv->phy_version);
1574 
1575 	/* Adjust the firmware status size according to the firmware version */
1576 	if (wl->chip.fw_ver[FW_VER_MAJOR] == 0)
1577 		fw_status_len = sizeof(struct wl18xx_fw_status);
1578 	else
1579 		fw_status_len = sizeof(struct wl18xx_fw_status_8_9_1);
1580 
1581 	if (wl->fw_status_len != fw_status_len) {
1582 		void *new_status = krealloc(wl->raw_fw_status, fw_status_len,
1583 					    GFP_KERNEL | __GFP_ZERO);
1584 		if (!new_status)
1585 			return -ENOMEM;
1586 
1587 		wl->raw_fw_status = new_status;
1588 		wl->fw_status_len = fw_status_len;
1589 	}
1590 
1591 	return 0;
1592 }
1593 
1594 static int wl18xx_get_spare_blocks(struct wl1271 *wl, bool is_gem)
1595 {
1596 	struct wl18xx_priv *priv = wl->priv;
1597 
1598 	/* If we have keys requiring extra spare, indulge them */
1599 	if (priv->extra_spare_key_count)
1600 		return WL18XX_TX_HW_EXTRA_BLOCK_SPARE;
1601 
1602 	return WL18XX_TX_HW_BLOCK_SPARE;
1603 }
1604 
1605 static int wl18xx_set_key(struct wl1271 *wl, enum set_key_cmd cmd,
1606 			  struct ieee80211_vif *vif,
1607 			  struct ieee80211_sta *sta,
1608 			  struct ieee80211_key_conf *key_conf)
1609 {
1610 	struct wl18xx_priv *priv = wl->priv;
1611 	bool change_spare = false, special_enc;
1612 	int ret;
1613 
1614 	wl1271_debug(DEBUG_CRYPT, "extra spare keys before: %d",
1615 		     priv->extra_spare_key_count);
1616 
1617 	special_enc = key_conf->cipher == WL1271_CIPHER_SUITE_GEM ||
1618 		      key_conf->cipher == WLAN_CIPHER_SUITE_TKIP;
1619 
1620 	ret = wlcore_set_key(wl, cmd, vif, sta, key_conf);
1621 	if (ret < 0)
1622 		goto out;
1623 
1624 	/*
1625 	 * when adding the first or removing the last GEM/TKIP key,
1626 	 * we have to adjust the number of spare blocks.
1627 	 */
1628 	if (special_enc) {
1629 		if (cmd == SET_KEY) {
1630 			/* first key */
1631 			change_spare = (priv->extra_spare_key_count == 0);
1632 			priv->extra_spare_key_count++;
1633 		} else if (cmd == DISABLE_KEY) {
1634 			/* last key */
1635 			change_spare = (priv->extra_spare_key_count == 1);
1636 			priv->extra_spare_key_count--;
1637 		}
1638 	}
1639 
1640 	wl1271_debug(DEBUG_CRYPT, "extra spare keys after: %d",
1641 		     priv->extra_spare_key_count);
1642 
1643 	if (!change_spare)
1644 		goto out;
1645 
1646 	/* key is now set, change the spare blocks */
1647 	if (priv->extra_spare_key_count)
1648 		ret = wl18xx_set_host_cfg_bitmap(wl,
1649 					WL18XX_TX_HW_EXTRA_BLOCK_SPARE);
1650 	else
1651 		ret = wl18xx_set_host_cfg_bitmap(wl,
1652 					WL18XX_TX_HW_BLOCK_SPARE);
1653 
1654 out:
1655 	return ret;
1656 }
1657 
1658 static u32 wl18xx_pre_pkt_send(struct wl1271 *wl,
1659 			       u32 buf_offset, u32 last_len)
1660 {
1661 	if (wl->quirks & WLCORE_QUIRK_TX_PAD_LAST_FRAME) {
1662 		struct wl1271_tx_hw_descr *last_desc;
1663 
1664 		/* get the last TX HW descriptor written to the aggr buf */
1665 		last_desc = (struct wl1271_tx_hw_descr *)(wl->aggr_buf +
1666 							buf_offset - last_len);
1667 
1668 		/* the last frame is padded up to an SDIO block */
1669 		last_desc->wl18xx_mem.ctrl &= ~WL18XX_TX_CTRL_NOT_PADDED;
1670 		return ALIGN(buf_offset, WL12XX_BUS_BLOCK_SIZE);
1671 	}
1672 
1673 	/* no modifications */
1674 	return buf_offset;
1675 }
1676 
1677 static void wl18xx_sta_rc_update(struct wl1271 *wl,
1678 				 struct wl12xx_vif *wlvif)
1679 {
1680 	bool wide = wlvif->rc_update_bw >= IEEE80211_STA_RX_BW_40;
1681 
1682 	wl1271_debug(DEBUG_MAC80211, "mac80211 sta_rc_update wide %d", wide);
1683 
1684 	/* sanity */
1685 	if (WARN_ON(wlvif->bss_type != BSS_TYPE_STA_BSS))
1686 		return;
1687 
1688 	/* ignore the change before association */
1689 	if (!test_bit(WLVIF_FLAG_STA_ASSOCIATED, &wlvif->flags))
1690 		return;
1691 
1692 	/*
1693 	 * If we started out as wide, we can change the operation mode. If we
1694 	 * thought this was a 20mhz AP, we have to reconnect
1695 	 */
1696 	if (wlvif->sta.role_chan_type == NL80211_CHAN_HT40MINUS ||
1697 	    wlvif->sta.role_chan_type == NL80211_CHAN_HT40PLUS)
1698 		wl18xx_acx_peer_ht_operation_mode(wl, wlvif->sta.hlid, wide);
1699 	else
1700 		ieee80211_connection_loss(wl12xx_wlvif_to_vif(wlvif));
1701 }
1702 
1703 static int wl18xx_set_peer_cap(struct wl1271 *wl,
1704 			       struct ieee80211_sta_ht_cap *ht_cap,
1705 			       bool allow_ht_operation,
1706 			       u32 rate_set, u8 hlid)
1707 {
1708 	return wl18xx_acx_set_peer_cap(wl, ht_cap, allow_ht_operation,
1709 				       rate_set, hlid);
1710 }
1711 
1712 static bool wl18xx_lnk_high_prio(struct wl1271 *wl, u8 hlid,
1713 				 struct wl1271_link *lnk)
1714 {
1715 	u8 thold;
1716 	struct wl18xx_fw_status_priv *status_priv =
1717 		(struct wl18xx_fw_status_priv *)wl->fw_status->priv;
1718 	unsigned long suspend_bitmap;
1719 
1720 	/* if we don't have the link map yet, assume they all low prio */
1721 	if (!status_priv)
1722 		return false;
1723 
1724 	/* suspended links are never high priority */
1725 	suspend_bitmap = le32_to_cpu(status_priv->link_suspend_bitmap);
1726 	if (test_bit(hlid, &suspend_bitmap))
1727 		return false;
1728 
1729 	/* the priority thresholds are taken from FW */
1730 	if (test_bit(hlid, &wl->fw_fast_lnk_map) &&
1731 	    !test_bit(hlid, &wl->ap_fw_ps_map))
1732 		thold = status_priv->tx_fast_link_prio_threshold;
1733 	else
1734 		thold = status_priv->tx_slow_link_prio_threshold;
1735 
1736 	return lnk->allocated_pkts < thold;
1737 }
1738 
1739 static bool wl18xx_lnk_low_prio(struct wl1271 *wl, u8 hlid,
1740 				struct wl1271_link *lnk)
1741 {
1742 	u8 thold;
1743 	struct wl18xx_fw_status_priv *status_priv =
1744 		(struct wl18xx_fw_status_priv *)wl->fw_status->priv;
1745 	unsigned long suspend_bitmap;
1746 
1747 	/* if we don't have the link map yet, assume they all low prio */
1748 	if (!status_priv)
1749 		return true;
1750 
1751 	suspend_bitmap = le32_to_cpu(status_priv->link_suspend_bitmap);
1752 	if (test_bit(hlid, &suspend_bitmap))
1753 		thold = status_priv->tx_suspend_threshold;
1754 	else if (test_bit(hlid, &wl->fw_fast_lnk_map) &&
1755 		 !test_bit(hlid, &wl->ap_fw_ps_map))
1756 		thold = status_priv->tx_fast_stop_threshold;
1757 	else
1758 		thold = status_priv->tx_slow_stop_threshold;
1759 
1760 	return lnk->allocated_pkts < thold;
1761 }
1762 
1763 static u32 wl18xx_convert_hwaddr(struct wl1271 *wl, u32 hwaddr)
1764 {
1765 	return hwaddr & ~0x80000000;
1766 }
1767 
1768 static int wl18xx_setup(struct wl1271 *wl);
1769 
1770 static struct wlcore_ops wl18xx_ops = {
1771 	.setup		= wl18xx_setup,
1772 	.identify_chip	= wl18xx_identify_chip,
1773 	.boot		= wl18xx_boot,
1774 	.plt_init	= wl18xx_plt_init,
1775 	.trigger_cmd	= wl18xx_trigger_cmd,
1776 	.ack_event	= wl18xx_ack_event,
1777 	.wait_for_event	= wl18xx_wait_for_event,
1778 	.process_mailbox_events = wl18xx_process_mailbox_events,
1779 	.calc_tx_blocks = wl18xx_calc_tx_blocks,
1780 	.set_tx_desc_blocks = wl18xx_set_tx_desc_blocks,
1781 	.set_tx_desc_data_len = wl18xx_set_tx_desc_data_len,
1782 	.get_rx_buf_align = wl18xx_get_rx_buf_align,
1783 	.get_rx_packet_len = wl18xx_get_rx_packet_len,
1784 	.tx_immediate_compl = wl18xx_tx_immediate_completion,
1785 	.tx_delayed_compl = NULL,
1786 	.hw_init	= wl18xx_hw_init,
1787 	.convert_fw_status = wl18xx_convert_fw_status,
1788 	.set_tx_desc_csum = wl18xx_set_tx_desc_csum,
1789 	.get_pg_ver	= wl18xx_get_pg_ver,
1790 	.set_rx_csum = wl18xx_set_rx_csum,
1791 	.sta_get_ap_rate_mask = wl18xx_sta_get_ap_rate_mask,
1792 	.ap_get_mimo_wide_rate_mask = wl18xx_ap_get_mimo_wide_rate_mask,
1793 	.get_mac	= wl18xx_get_mac,
1794 	.debugfs_init	= wl18xx_debugfs_add_files,
1795 	.scan_start	= wl18xx_scan_start,
1796 	.scan_stop	= wl18xx_scan_stop,
1797 	.sched_scan_start	= wl18xx_sched_scan_start,
1798 	.sched_scan_stop	= wl18xx_scan_sched_scan_stop,
1799 	.handle_static_data	= wl18xx_handle_static_data,
1800 	.get_spare_blocks = wl18xx_get_spare_blocks,
1801 	.set_key	= wl18xx_set_key,
1802 	.channel_switch	= wl18xx_cmd_channel_switch,
1803 	.pre_pkt_send	= wl18xx_pre_pkt_send,
1804 	.sta_rc_update	= wl18xx_sta_rc_update,
1805 	.set_peer_cap	= wl18xx_set_peer_cap,
1806 	.convert_hwaddr = wl18xx_convert_hwaddr,
1807 	.lnk_high_prio	= wl18xx_lnk_high_prio,
1808 	.lnk_low_prio	= wl18xx_lnk_low_prio,
1809 	.smart_config_start = wl18xx_cmd_smart_config_start,
1810 	.smart_config_stop  = wl18xx_cmd_smart_config_stop,
1811 	.smart_config_set_group_key = wl18xx_cmd_smart_config_set_group_key,
1812 	.interrupt_notify = wl18xx_acx_interrupt_notify_config,
1813 	.rx_ba_filter	= wl18xx_acx_rx_ba_filter,
1814 	.ap_sleep	= wl18xx_acx_ap_sleep,
1815 	.set_cac	= wl18xx_cmd_set_cac,
1816 	.dfs_master_restart	= wl18xx_cmd_dfs_master_restart,
1817 };
1818 
1819 /* HT cap appropriate for wide channels in 2Ghz */
1820 static struct ieee80211_sta_ht_cap wl18xx_siso40_ht_cap_2ghz = {
1821 	.cap = IEEE80211_HT_CAP_SGI_20 | IEEE80211_HT_CAP_SGI_40 |
1822 	       IEEE80211_HT_CAP_SUP_WIDTH_20_40 | IEEE80211_HT_CAP_DSSSCCK40 |
1823 	       IEEE80211_HT_CAP_GRN_FLD,
1824 	.ht_supported = true,
1825 	.ampdu_factor = IEEE80211_HT_MAX_AMPDU_16K,
1826 	.ampdu_density = IEEE80211_HT_MPDU_DENSITY_16,
1827 	.mcs = {
1828 		.rx_mask = { 0xff, 0, 0, 0, 0, 0, 0, 0, 0, 0, },
1829 		.rx_highest = cpu_to_le16(150),
1830 		.tx_params = IEEE80211_HT_MCS_TX_DEFINED,
1831 		},
1832 };
1833 
1834 /* HT cap appropriate for wide channels in 5Ghz */
1835 static struct ieee80211_sta_ht_cap wl18xx_siso40_ht_cap_5ghz = {
1836 	.cap = IEEE80211_HT_CAP_SGI_20 | IEEE80211_HT_CAP_SGI_40 |
1837 	       IEEE80211_HT_CAP_SUP_WIDTH_20_40 |
1838 	       IEEE80211_HT_CAP_GRN_FLD,
1839 	.ht_supported = true,
1840 	.ampdu_factor = IEEE80211_HT_MAX_AMPDU_16K,
1841 	.ampdu_density = IEEE80211_HT_MPDU_DENSITY_16,
1842 	.mcs = {
1843 		.rx_mask = { 0xff, 0, 0, 0, 0, 0, 0, 0, 0, 0, },
1844 		.rx_highest = cpu_to_le16(150),
1845 		.tx_params = IEEE80211_HT_MCS_TX_DEFINED,
1846 		},
1847 };
1848 
1849 /* HT cap appropriate for SISO 20 */
1850 static struct ieee80211_sta_ht_cap wl18xx_siso20_ht_cap = {
1851 	.cap = IEEE80211_HT_CAP_SGI_20 |
1852 	       IEEE80211_HT_CAP_GRN_FLD,
1853 	.ht_supported = true,
1854 	.ampdu_factor = IEEE80211_HT_MAX_AMPDU_16K,
1855 	.ampdu_density = IEEE80211_HT_MPDU_DENSITY_16,
1856 	.mcs = {
1857 		.rx_mask = { 0xff, 0, 0, 0, 0, 0, 0, 0, 0, 0, },
1858 		.rx_highest = cpu_to_le16(72),
1859 		.tx_params = IEEE80211_HT_MCS_TX_DEFINED,
1860 		},
1861 };
1862 
1863 /* HT cap appropriate for MIMO rates in 20mhz channel */
1864 static struct ieee80211_sta_ht_cap wl18xx_mimo_ht_cap_2ghz = {
1865 	.cap = IEEE80211_HT_CAP_SGI_20 |
1866 	       IEEE80211_HT_CAP_GRN_FLD,
1867 	.ht_supported = true,
1868 	.ampdu_factor = IEEE80211_HT_MAX_AMPDU_16K,
1869 	.ampdu_density = IEEE80211_HT_MPDU_DENSITY_16,
1870 	.mcs = {
1871 		.rx_mask = { 0xff, 0xff, 0, 0, 0, 0, 0, 0, 0, 0, },
1872 		.rx_highest = cpu_to_le16(144),
1873 		.tx_params = IEEE80211_HT_MCS_TX_DEFINED,
1874 		},
1875 };
1876 
1877 static const struct ieee80211_iface_limit wl18xx_iface_limits[] = {
1878 	{
1879 		.max = 2,
1880 		.types = BIT(NL80211_IFTYPE_STATION),
1881 	},
1882 	{
1883 		.max = 1,
1884 		.types =   BIT(NL80211_IFTYPE_AP)
1885 			 | BIT(NL80211_IFTYPE_P2P_GO)
1886 			 | BIT(NL80211_IFTYPE_P2P_CLIENT)
1887 #ifdef CONFIG_MAC80211_MESH
1888 			 | BIT(NL80211_IFTYPE_MESH_POINT)
1889 #endif
1890 	},
1891 	{
1892 		.max = 1,
1893 		.types = BIT(NL80211_IFTYPE_P2P_DEVICE),
1894 	},
1895 };
1896 
1897 static const struct ieee80211_iface_limit wl18xx_iface_ap_limits[] = {
1898 	{
1899 		.max = 2,
1900 		.types = BIT(NL80211_IFTYPE_AP),
1901 	},
1902 #ifdef CONFIG_MAC80211_MESH
1903 	{
1904 		.max = 1,
1905 		.types = BIT(NL80211_IFTYPE_MESH_POINT),
1906 	},
1907 #endif
1908 	{
1909 		.max = 1,
1910 		.types = BIT(NL80211_IFTYPE_P2P_DEVICE),
1911 	},
1912 };
1913 
1914 static const struct ieee80211_iface_combination
1915 wl18xx_iface_combinations[] = {
1916 	{
1917 		.max_interfaces = 3,
1918 		.limits = wl18xx_iface_limits,
1919 		.n_limits = ARRAY_SIZE(wl18xx_iface_limits),
1920 		.num_different_channels = 2,
1921 	},
1922 	{
1923 		.max_interfaces = 2,
1924 		.limits = wl18xx_iface_ap_limits,
1925 		.n_limits = ARRAY_SIZE(wl18xx_iface_ap_limits),
1926 		.num_different_channels = 1,
1927 		.radar_detect_widths =	BIT(NL80211_CHAN_NO_HT) |
1928 					BIT(NL80211_CHAN_HT20) |
1929 					BIT(NL80211_CHAN_HT40MINUS) |
1930 					BIT(NL80211_CHAN_HT40PLUS),
1931 	}
1932 };
1933 
1934 static int wl18xx_setup(struct wl1271 *wl)
1935 {
1936 	struct wl18xx_priv *priv = wl->priv;
1937 	int ret;
1938 
1939 	BUILD_BUG_ON(WL18XX_MAX_LINKS > WLCORE_MAX_LINKS);
1940 	BUILD_BUG_ON(WL18XX_MAX_AP_STATIONS > WL18XX_MAX_LINKS);
1941 	BUILD_BUG_ON(WL18XX_CONF_SG_PARAMS_MAX > WLCORE_CONF_SG_PARAMS_MAX);
1942 
1943 	wl->rtable = wl18xx_rtable;
1944 	wl->num_tx_desc = WL18XX_NUM_TX_DESCRIPTORS;
1945 	wl->num_rx_desc = WL18XX_NUM_RX_DESCRIPTORS;
1946 	wl->num_links = WL18XX_MAX_LINKS;
1947 	wl->max_ap_stations = WL18XX_MAX_AP_STATIONS;
1948 	wl->iface_combinations = wl18xx_iface_combinations;
1949 	wl->n_iface_combinations = ARRAY_SIZE(wl18xx_iface_combinations);
1950 	wl->num_mac_addr = WL18XX_NUM_MAC_ADDRESSES;
1951 	wl->band_rate_to_idx = wl18xx_band_rate_to_idx;
1952 	wl->hw_tx_rate_tbl_size = WL18XX_CONF_HW_RXTX_RATE_MAX;
1953 	wl->hw_min_ht_rate = WL18XX_CONF_HW_RXTX_RATE_MCS0;
1954 	wl->fw_status_len = sizeof(struct wl18xx_fw_status);
1955 	wl->fw_status_priv_len = sizeof(struct wl18xx_fw_status_priv);
1956 	wl->stats.fw_stats_len = sizeof(struct wl18xx_acx_statistics);
1957 	wl->static_data_priv_len = sizeof(struct wl18xx_static_data_priv);
1958 
1959 	if (num_rx_desc_param != -1)
1960 		wl->num_rx_desc = num_rx_desc_param;
1961 
1962 	ret = wl18xx_conf_init(wl, wl->dev);
1963 	if (ret < 0)
1964 		return ret;
1965 
1966 	/* If the module param is set, update it in conf */
1967 	if (board_type_param) {
1968 		if (!strcmp(board_type_param, "fpga")) {
1969 			priv->conf.phy.board_type = BOARD_TYPE_FPGA_18XX;
1970 		} else if (!strcmp(board_type_param, "hdk")) {
1971 			priv->conf.phy.board_type = BOARD_TYPE_HDK_18XX;
1972 		} else if (!strcmp(board_type_param, "dvp")) {
1973 			priv->conf.phy.board_type = BOARD_TYPE_DVP_18XX;
1974 		} else if (!strcmp(board_type_param, "evb")) {
1975 			priv->conf.phy.board_type = BOARD_TYPE_EVB_18XX;
1976 		} else if (!strcmp(board_type_param, "com8")) {
1977 			priv->conf.phy.board_type = BOARD_TYPE_COM8_18XX;
1978 		} else {
1979 			wl1271_error("invalid board type '%s'",
1980 				board_type_param);
1981 			return -EINVAL;
1982 		}
1983 	}
1984 
1985 	if (priv->conf.phy.board_type >= NUM_BOARD_TYPES) {
1986 		wl1271_error("invalid board type '%d'",
1987 			priv->conf.phy.board_type);
1988 		return -EINVAL;
1989 	}
1990 
1991 	if (low_band_component_param != -1)
1992 		priv->conf.phy.low_band_component = low_band_component_param;
1993 	if (low_band_component_type_param != -1)
1994 		priv->conf.phy.low_band_component_type =
1995 			low_band_component_type_param;
1996 	if (high_band_component_param != -1)
1997 		priv->conf.phy.high_band_component = high_band_component_param;
1998 	if (high_band_component_type_param != -1)
1999 		priv->conf.phy.high_band_component_type =
2000 			high_band_component_type_param;
2001 	if (pwr_limit_reference_11_abg_param != -1)
2002 		priv->conf.phy.pwr_limit_reference_11_abg =
2003 			pwr_limit_reference_11_abg_param;
2004 	if (n_antennas_2_param != -1)
2005 		priv->conf.phy.number_of_assembled_ant2_4 = n_antennas_2_param;
2006 	if (n_antennas_5_param != -1)
2007 		priv->conf.phy.number_of_assembled_ant5 = n_antennas_5_param;
2008 	if (dc2dc_param != -1)
2009 		priv->conf.phy.external_pa_dc2dc = dc2dc_param;
2010 
2011 	if (ht_mode_param) {
2012 		if (!strcmp(ht_mode_param, "default"))
2013 			priv->conf.ht.mode = HT_MODE_DEFAULT;
2014 		else if (!strcmp(ht_mode_param, "wide"))
2015 			priv->conf.ht.mode = HT_MODE_WIDE;
2016 		else if (!strcmp(ht_mode_param, "siso20"))
2017 			priv->conf.ht.mode = HT_MODE_SISO20;
2018 		else {
2019 			wl1271_error("invalid ht_mode '%s'", ht_mode_param);
2020 			return -EINVAL;
2021 		}
2022 	}
2023 
2024 	if (priv->conf.ht.mode == HT_MODE_DEFAULT) {
2025 		/*
2026 		 * Only support mimo with multiple antennas. Fall back to
2027 		 * siso40.
2028 		 */
2029 		if (wl18xx_is_mimo_supported(wl))
2030 			wlcore_set_ht_cap(wl, NL80211_BAND_2GHZ,
2031 					  &wl18xx_mimo_ht_cap_2ghz);
2032 		else
2033 			wlcore_set_ht_cap(wl, NL80211_BAND_2GHZ,
2034 					  &wl18xx_siso40_ht_cap_2ghz);
2035 
2036 		/* 5Ghz is always wide */
2037 		wlcore_set_ht_cap(wl, NL80211_BAND_5GHZ,
2038 				  &wl18xx_siso40_ht_cap_5ghz);
2039 	} else if (priv->conf.ht.mode == HT_MODE_WIDE) {
2040 		wlcore_set_ht_cap(wl, NL80211_BAND_2GHZ,
2041 				  &wl18xx_siso40_ht_cap_2ghz);
2042 		wlcore_set_ht_cap(wl, NL80211_BAND_5GHZ,
2043 				  &wl18xx_siso40_ht_cap_5ghz);
2044 	} else if (priv->conf.ht.mode == HT_MODE_SISO20) {
2045 		wlcore_set_ht_cap(wl, NL80211_BAND_2GHZ,
2046 				  &wl18xx_siso20_ht_cap);
2047 		wlcore_set_ht_cap(wl, NL80211_BAND_5GHZ,
2048 				  &wl18xx_siso20_ht_cap);
2049 	}
2050 
2051 	if (!checksum_param) {
2052 		wl18xx_ops.set_rx_csum = NULL;
2053 		wl18xx_ops.init_vif = NULL;
2054 	}
2055 
2056 	/* Enable 11a Band only if we have 5G antennas */
2057 	wl->enable_11a = (priv->conf.phy.number_of_assembled_ant5 != 0);
2058 
2059 	return 0;
2060 }
2061 
2062 static int wl18xx_probe(struct platform_device *pdev)
2063 {
2064 	struct wl1271 *wl;
2065 	struct ieee80211_hw *hw;
2066 	int ret;
2067 
2068 	hw = wlcore_alloc_hw(sizeof(struct wl18xx_priv),
2069 			     WL18XX_AGGR_BUFFER_SIZE,
2070 			     sizeof(struct wl18xx_event_mailbox));
2071 	if (IS_ERR(hw)) {
2072 		wl1271_error("can't allocate hw");
2073 		ret = PTR_ERR(hw);
2074 		goto out;
2075 	}
2076 
2077 	wl = hw->priv;
2078 	wl->ops = &wl18xx_ops;
2079 	wl->ptable = wl18xx_ptable;
2080 	ret = wlcore_probe(wl, pdev);
2081 	if (ret)
2082 		goto out_free;
2083 
2084 	return ret;
2085 
2086 out_free:
2087 	wlcore_free_hw(wl);
2088 out:
2089 	return ret;
2090 }
2091 
2092 static const struct platform_device_id wl18xx_id_table[] = {
2093 	{ "wl18xx", 0 },
2094 	{  } /* Terminating Entry */
2095 };
2096 MODULE_DEVICE_TABLE(platform, wl18xx_id_table);
2097 
2098 static struct platform_driver wl18xx_driver = {
2099 	.probe		= wl18xx_probe,
2100 	.remove_new	= wlcore_remove,
2101 	.id_table	= wl18xx_id_table,
2102 	.driver = {
2103 		.name	= "wl18xx_driver",
2104 	}
2105 };
2106 
2107 module_platform_driver(wl18xx_driver);
2108 module_param_named(ht_mode, ht_mode_param, charp, 0400);
2109 MODULE_PARM_DESC(ht_mode, "Force HT mode: wide or siso20");
2110 
2111 module_param_named(board_type, board_type_param, charp, 0400);
2112 MODULE_PARM_DESC(board_type, "Board type: fpga, hdk (default), evb, com8 or "
2113 		 "dvp");
2114 
2115 module_param_named(checksum, checksum_param, bool, 0400);
2116 MODULE_PARM_DESC(checksum, "Enable TCP checksum: boolean (defaults to false)");
2117 
2118 module_param_named(dc2dc, dc2dc_param, int, 0400);
2119 MODULE_PARM_DESC(dc2dc, "External DC2DC: u8 (defaults to 0)");
2120 
2121 module_param_named(n_antennas_2, n_antennas_2_param, int, 0400);
2122 MODULE_PARM_DESC(n_antennas_2,
2123 		 "Number of installed 2.4GHz antennas: 1 (default) or 2");
2124 
2125 module_param_named(n_antennas_5, n_antennas_5_param, int, 0400);
2126 MODULE_PARM_DESC(n_antennas_5,
2127 		 "Number of installed 5GHz antennas: 1 (default) or 2");
2128 
2129 module_param_named(low_band_component, low_band_component_param, int, 0400);
2130 MODULE_PARM_DESC(low_band_component, "Low band component: u8 "
2131 		 "(default is 0x01)");
2132 
2133 module_param_named(low_band_component_type, low_band_component_type_param,
2134 		   int, 0400);
2135 MODULE_PARM_DESC(low_band_component_type, "Low band component type: u8 "
2136 		 "(default is 0x05 or 0x06 depending on the board_type)");
2137 
2138 module_param_named(high_band_component, high_band_component_param, int, 0400);
2139 MODULE_PARM_DESC(high_band_component, "High band component: u8, "
2140 		 "(default is 0x01)");
2141 
2142 module_param_named(high_band_component_type, high_band_component_type_param,
2143 		   int, 0400);
2144 MODULE_PARM_DESC(high_band_component_type, "High band component type: u8 "
2145 		 "(default is 0x09)");
2146 
2147 module_param_named(pwr_limit_reference_11_abg,
2148 		   pwr_limit_reference_11_abg_param, int, 0400);
2149 MODULE_PARM_DESC(pwr_limit_reference_11_abg, "Power limit reference: u8 "
2150 		 "(default is 0xc8)");
2151 
2152 module_param_named(num_rx_desc, num_rx_desc_param, int, 0400);
2153 MODULE_PARM_DESC(num_rx_desc_param,
2154 		 "Number of Rx descriptors: u8 (default is 32)");
2155 
2156 MODULE_DESCRIPTION("TI WiLink 8 wireless driver");
2157 MODULE_LICENSE("GPL v2");
2158 MODULE_AUTHOR("Luciano Coelho <coelho@ti.com>");
2159 MODULE_FIRMWARE(WL18XX_FW_NAME);
2160