1 | /* |
2 | * Copyright (c) 2014 Redpine Signals Inc. |
3 | * |
4 | * Permission to use, copy, modify, and/or distribute this software for any |
5 | * purpose with or without fee is hereby granted, provided that the above |
6 | * copyright notice and this permission notice appear in all copies. |
7 | * |
8 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
9 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
10 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
11 | * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
12 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
13 | * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
14 | * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
15 | */ |
16 | |
17 | #include <linux/etherdevice.h> |
18 | #include <linux/timer.h> |
19 | #include "rsi_mgmt.h" |
20 | #include "rsi_common.h" |
21 | #include "rsi_ps.h" |
22 | #include "rsi_hal.h" |
23 | |
24 | static struct bootup_params boot_params_20 = { |
25 | .magic_number = cpu_to_le16(0x5aa5), |
26 | .crystal_good_time = 0x0, |
27 | .valid = cpu_to_le32(VALID_20), |
28 | .reserved_for_valids = 0x0, |
29 | .bootup_mode_info = 0x0, |
30 | .digital_loop_back_params = 0x0, |
31 | .rtls_timestamp_en = 0x0, |
32 | .host_spi_intr_cfg = 0x0, |
33 | .device_clk_info = {{ |
34 | .pll_config_g = { |
35 | .tapll_info_g = { |
36 | .pll_reg_1 = cpu_to_le16((TA_PLL_N_VAL_20 << 8)| |
37 | (TA_PLL_M_VAL_20)), |
38 | .pll_reg_2 = cpu_to_le16(TA_PLL_P_VAL_20), |
39 | }, |
40 | .pll960_info_g = { |
41 | .pll_reg_1 = cpu_to_le16((PLL960_P_VAL_20 << 8)| |
42 | (PLL960_N_VAL_20)), |
43 | .pll_reg_2 = cpu_to_le16(PLL960_M_VAL_20), |
44 | .pll_reg_3 = 0x0, |
45 | }, |
46 | .afepll_info_g = { |
47 | .pll_reg = cpu_to_le16(0x9f0), |
48 | } |
49 | }, |
50 | .switch_clk_g = { |
51 | .switch_clk_info = cpu_to_le16(0xb), |
52 | .bbp_lmac_clk_reg_val = cpu_to_le16(0x111), |
53 | .umac_clock_reg_config = cpu_to_le16(0x48), |
54 | .qspi_uart_clock_reg_config = cpu_to_le16(0x1211) |
55 | } |
56 | }, |
57 | { |
58 | .pll_config_g = { |
59 | .tapll_info_g = { |
60 | .pll_reg_1 = cpu_to_le16((TA_PLL_N_VAL_20 << 8)| |
61 | (TA_PLL_M_VAL_20)), |
62 | .pll_reg_2 = cpu_to_le16(TA_PLL_P_VAL_20), |
63 | }, |
64 | .pll960_info_g = { |
65 | .pll_reg_1 = cpu_to_le16((PLL960_P_VAL_20 << 8)| |
66 | (PLL960_N_VAL_20)), |
67 | .pll_reg_2 = cpu_to_le16(PLL960_M_VAL_20), |
68 | .pll_reg_3 = 0x0, |
69 | }, |
70 | .afepll_info_g = { |
71 | .pll_reg = cpu_to_le16(0x9f0), |
72 | } |
73 | }, |
74 | .switch_clk_g = { |
75 | .switch_clk_info = 0x0, |
76 | .bbp_lmac_clk_reg_val = 0x0, |
77 | .umac_clock_reg_config = 0x0, |
78 | .qspi_uart_clock_reg_config = 0x0 |
79 | } |
80 | }, |
81 | { |
82 | .pll_config_g = { |
83 | .tapll_info_g = { |
84 | .pll_reg_1 = cpu_to_le16((TA_PLL_N_VAL_20 << 8)| |
85 | (TA_PLL_M_VAL_20)), |
86 | .pll_reg_2 = cpu_to_le16(TA_PLL_P_VAL_20), |
87 | }, |
88 | .pll960_info_g = { |
89 | .pll_reg_1 = cpu_to_le16((PLL960_P_VAL_20 << 8)| |
90 | (PLL960_N_VAL_20)), |
91 | .pll_reg_2 = cpu_to_le16(PLL960_M_VAL_20), |
92 | .pll_reg_3 = 0x0, |
93 | }, |
94 | .afepll_info_g = { |
95 | .pll_reg = cpu_to_le16(0x9f0), |
96 | } |
97 | }, |
98 | .switch_clk_g = { |
99 | .switch_clk_info = 0x0, |
100 | .bbp_lmac_clk_reg_val = 0x0, |
101 | .umac_clock_reg_config = 0x0, |
102 | .qspi_uart_clock_reg_config = 0x0 |
103 | } |
104 | } }, |
105 | .buckboost_wakeup_cnt = 0x0, |
106 | .pmu_wakeup_wait = 0x0, |
107 | .shutdown_wait_time = 0x0, |
108 | .pmu_slp_clkout_sel = 0x0, |
109 | .wdt_prog_value = 0x0, |
110 | .wdt_soc_rst_delay = 0x0, |
111 | .dcdc_operation_mode = 0x0, |
112 | .soc_reset_wait_cnt = 0x0, |
113 | .waiting_time_at_fresh_sleep = 0x0, |
114 | .max_threshold_to_avoid_sleep = 0x0, |
115 | .beacon_resedue_alg_en = 0, |
116 | }; |
117 | |
118 | static struct bootup_params boot_params_40 = { |
119 | .magic_number = cpu_to_le16(0x5aa5), |
120 | .crystal_good_time = 0x0, |
121 | .valid = cpu_to_le32(VALID_40), |
122 | .reserved_for_valids = 0x0, |
123 | .bootup_mode_info = 0x0, |
124 | .digital_loop_back_params = 0x0, |
125 | .rtls_timestamp_en = 0x0, |
126 | .host_spi_intr_cfg = 0x0, |
127 | .device_clk_info = {{ |
128 | .pll_config_g = { |
129 | .tapll_info_g = { |
130 | .pll_reg_1 = cpu_to_le16((TA_PLL_N_VAL_40 << 8)| |
131 | (TA_PLL_M_VAL_40)), |
132 | .pll_reg_2 = cpu_to_le16(TA_PLL_P_VAL_40), |
133 | }, |
134 | .pll960_info_g = { |
135 | .pll_reg_1 = cpu_to_le16((PLL960_P_VAL_40 << 8)| |
136 | (PLL960_N_VAL_40)), |
137 | .pll_reg_2 = cpu_to_le16(PLL960_M_VAL_40), |
138 | .pll_reg_3 = 0x0, |
139 | }, |
140 | .afepll_info_g = { |
141 | .pll_reg = cpu_to_le16(0x9f0), |
142 | } |
143 | }, |
144 | .switch_clk_g = { |
145 | .switch_clk_info = cpu_to_le16(0x09), |
146 | .bbp_lmac_clk_reg_val = cpu_to_le16(0x1121), |
147 | .umac_clock_reg_config = cpu_to_le16(0x48), |
148 | .qspi_uart_clock_reg_config = cpu_to_le16(0x1211) |
149 | } |
150 | }, |
151 | { |
152 | .pll_config_g = { |
153 | .tapll_info_g = { |
154 | .pll_reg_1 = cpu_to_le16((TA_PLL_N_VAL_40 << 8)| |
155 | (TA_PLL_M_VAL_40)), |
156 | .pll_reg_2 = cpu_to_le16(TA_PLL_P_VAL_40), |
157 | }, |
158 | .pll960_info_g = { |
159 | .pll_reg_1 = cpu_to_le16((PLL960_P_VAL_40 << 8)| |
160 | (PLL960_N_VAL_40)), |
161 | .pll_reg_2 = cpu_to_le16(PLL960_M_VAL_40), |
162 | .pll_reg_3 = 0x0, |
163 | }, |
164 | .afepll_info_g = { |
165 | .pll_reg = cpu_to_le16(0x9f0), |
166 | } |
167 | }, |
168 | .switch_clk_g = { |
169 | .switch_clk_info = 0x0, |
170 | .bbp_lmac_clk_reg_val = 0x0, |
171 | .umac_clock_reg_config = 0x0, |
172 | .qspi_uart_clock_reg_config = 0x0 |
173 | } |
174 | }, |
175 | { |
176 | .pll_config_g = { |
177 | .tapll_info_g = { |
178 | .pll_reg_1 = cpu_to_le16((TA_PLL_N_VAL_40 << 8)| |
179 | (TA_PLL_M_VAL_40)), |
180 | .pll_reg_2 = cpu_to_le16(TA_PLL_P_VAL_40), |
181 | }, |
182 | .pll960_info_g = { |
183 | .pll_reg_1 = cpu_to_le16((PLL960_P_VAL_40 << 8)| |
184 | (PLL960_N_VAL_40)), |
185 | .pll_reg_2 = cpu_to_le16(PLL960_M_VAL_40), |
186 | .pll_reg_3 = 0x0, |
187 | }, |
188 | .afepll_info_g = { |
189 | .pll_reg = cpu_to_le16(0x9f0), |
190 | } |
191 | }, |
192 | .switch_clk_g = { |
193 | .switch_clk_info = 0x0, |
194 | .bbp_lmac_clk_reg_val = 0x0, |
195 | .umac_clock_reg_config = 0x0, |
196 | .qspi_uart_clock_reg_config = 0x0 |
197 | } |
198 | } }, |
199 | .buckboost_wakeup_cnt = 0x0, |
200 | .pmu_wakeup_wait = 0x0, |
201 | .shutdown_wait_time = 0x0, |
202 | .pmu_slp_clkout_sel = 0x0, |
203 | .wdt_prog_value = 0x0, |
204 | .wdt_soc_rst_delay = 0x0, |
205 | .dcdc_operation_mode = 0x0, |
206 | .soc_reset_wait_cnt = 0x0, |
207 | .waiting_time_at_fresh_sleep = 0x0, |
208 | .max_threshold_to_avoid_sleep = 0x0, |
209 | .beacon_resedue_alg_en = 0, |
210 | }; |
211 | |
212 | static struct bootup_params_9116 boot_params_9116_20 = { |
213 | .magic_number = cpu_to_le16(LOADED_TOKEN), |
214 | .valid = cpu_to_le32(VALID_20), |
215 | .device_clk_info_9116 = {{ |
216 | .pll_config_9116_g = { |
217 | .pll_ctrl_set_reg = cpu_to_le16(0xd518), |
218 | .pll_ctrl_clr_reg = cpu_to_le16(0x2ae7), |
219 | .pll_modem_conig_reg = cpu_to_le16(0x2000), |
220 | .soc_clk_config_reg = cpu_to_le16(0x0c18), |
221 | .adc_dac_strm1_config_reg = cpu_to_le16(0x1100), |
222 | .adc_dac_strm2_config_reg = cpu_to_le16(0x6600), |
223 | }, |
224 | .switch_clk_9116_g = { |
225 | .switch_clk_info = |
226 | cpu_to_le32((RSI_SWITCH_TASS_CLK | |
227 | RSI_SWITCH_WLAN_BBP_LMAC_CLK_REG | |
228 | RSI_SWITCH_BBP_LMAC_CLK_REG)), |
229 | .tass_clock_reg = cpu_to_le32(0x083C0503), |
230 | .wlan_bbp_lmac_clk_reg_val = cpu_to_le32(0x01042001), |
231 | .zbbt_bbp_lmac_clk_reg_val = cpu_to_le32(0x02010001), |
232 | .bbp_lmac_clk_en_val = cpu_to_le32(0x0000003b), |
233 | } |
234 | }, |
235 | }, |
236 | }; |
237 | |
238 | static struct bootup_params_9116 boot_params_9116_40 = { |
239 | .magic_number = cpu_to_le16(LOADED_TOKEN), |
240 | .valid = cpu_to_le32(VALID_40), |
241 | .device_clk_info_9116 = {{ |
242 | .pll_config_9116_g = { |
243 | .pll_ctrl_set_reg = cpu_to_le16(0xd518), |
244 | .pll_ctrl_clr_reg = cpu_to_le16(0x2ae7), |
245 | .pll_modem_conig_reg = cpu_to_le16(0x3000), |
246 | .soc_clk_config_reg = cpu_to_le16(0x0c18), |
247 | .adc_dac_strm1_config_reg = cpu_to_le16(0x0000), |
248 | .adc_dac_strm2_config_reg = cpu_to_le16(0x6600), |
249 | }, |
250 | .switch_clk_9116_g = { |
251 | .switch_clk_info = |
252 | cpu_to_le32((RSI_SWITCH_TASS_CLK | |
253 | RSI_SWITCH_WLAN_BBP_LMAC_CLK_REG | |
254 | RSI_SWITCH_BBP_LMAC_CLK_REG | |
255 | RSI_MODEM_CLK_160MHZ)), |
256 | .tass_clock_reg = cpu_to_le32(0x083C0503), |
257 | .wlan_bbp_lmac_clk_reg_val = cpu_to_le32(0x01042002), |
258 | .zbbt_bbp_lmac_clk_reg_val = cpu_to_le32(0x04010002), |
259 | .bbp_lmac_clk_en_val = cpu_to_le32(0x0000003b), |
260 | } |
261 | }, |
262 | }, |
263 | }; |
264 | |
265 | static u16 mcs[] = {13, 26, 39, 52, 78, 104, 117, 130}; |
266 | |
267 | /** |
268 | * rsi_set_default_parameters() - This function sets default parameters. |
269 | * @common: Pointer to the driver private structure. |
270 | * |
271 | * Return: none |
272 | */ |
273 | static void rsi_set_default_parameters(struct rsi_common *common) |
274 | { |
275 | common->band = NL80211_BAND_2GHZ; |
276 | common->channel_width = BW_20MHZ; |
277 | common->rts_threshold = IEEE80211_MAX_RTS_THRESHOLD; |
278 | common->channel = 1; |
279 | memset(&common->rate_config, 0, sizeof(common->rate_config)); |
280 | common->fsm_state = FSM_CARD_NOT_READY; |
281 | common->iface_down = true; |
282 | common->endpoint = EP_2GHZ_20MHZ; |
283 | common->driver_mode = 1; /* End to end mode */ |
284 | common->lp_ps_handshake_mode = 0; /* Default no handShake mode*/ |
285 | common->ulp_ps_handshake_mode = 2; /* Default PKT handShake mode*/ |
286 | common->rf_power_val = 0; /* Default 1.9V */ |
287 | common->wlan_rf_power_mode = 0; |
288 | common->obm_ant_sel_val = 2; |
289 | common->beacon_interval = RSI_BEACON_INTERVAL; |
290 | common->dtim_cnt = RSI_DTIM_COUNT; |
291 | common->w9116_features.pll_mode = 0x0; |
292 | common->w9116_features.rf_type = 1; |
293 | common->w9116_features.wireless_mode = 0; |
294 | common->w9116_features.enable_ppe = 0; |
295 | common->w9116_features.afe_type = 1; |
296 | common->w9116_features.dpd = 0; |
297 | common->w9116_features.sifs_tx_enable = 0; |
298 | common->w9116_features.ps_options = 0; |
299 | } |
300 | |
301 | void init_bgscan_params(struct rsi_common *common) |
302 | { |
303 | memset((u8 *)&common->bgscan, 0, sizeof(struct rsi_bgscan_params)); |
304 | common->bgscan.bgscan_threshold = RSI_DEF_BGSCAN_THRLD; |
305 | common->bgscan.roam_threshold = RSI_DEF_ROAM_THRLD; |
306 | common->bgscan.bgscan_periodicity = RSI_BGSCAN_PERIODICITY; |
307 | common->bgscan.num_bgscan_channels = 0; |
308 | common->bgscan.two_probe = 1; |
309 | common->bgscan.active_scan_duration = RSI_ACTIVE_SCAN_TIME; |
310 | common->bgscan.passive_scan_duration = RSI_PASSIVE_SCAN_TIME; |
311 | } |
312 | |
313 | /** |
314 | * rsi_set_contention_vals() - This function sets the contention values for the |
315 | * backoff procedure. |
316 | * @common: Pointer to the driver private structure. |
317 | * |
318 | * Return: None. |
319 | */ |
320 | static void rsi_set_contention_vals(struct rsi_common *common) |
321 | { |
322 | u8 ii = 0; |
323 | |
324 | for (; ii < NUM_EDCA_QUEUES; ii++) { |
325 | common->tx_qinfo[ii].wme_params = |
326 | (((common->edca_params[ii].cw_min / 2) + |
327 | (common->edca_params[ii].aifs)) * |
328 | WMM_SHORT_SLOT_TIME + SIFS_DURATION); |
329 | common->tx_qinfo[ii].weight = common->tx_qinfo[ii].wme_params; |
330 | common->tx_qinfo[ii].pkt_contended = 0; |
331 | } |
332 | } |
333 | |
334 | /** |
335 | * rsi_send_internal_mgmt_frame() - This function sends management frames to |
336 | * firmware.Also schedules packet to queue |
337 | * for transmission. |
338 | * @common: Pointer to the driver private structure. |
339 | * @skb: Pointer to the socket buffer structure. |
340 | * |
341 | * Return: 0 on success, -1 on failure. |
342 | */ |
343 | static int rsi_send_internal_mgmt_frame(struct rsi_common *common, |
344 | struct sk_buff *skb) |
345 | { |
346 | struct skb_info *tx_params; |
347 | struct rsi_cmd_desc *desc; |
348 | |
349 | if (skb == NULL) { |
350 | rsi_dbg(ERR_ZONE, fmt: "%s: Unable to allocate skb\n" , __func__); |
351 | return -ENOMEM; |
352 | } |
353 | desc = (struct rsi_cmd_desc *)skb->data; |
354 | desc->desc_dword0.len_qno |= cpu_to_le16(DESC_IMMEDIATE_WAKEUP); |
355 | skb->priority = MGMT_SOFT_Q; |
356 | tx_params = (struct skb_info *)&IEEE80211_SKB_CB(skb)->driver_data; |
357 | tx_params->flags |= INTERNAL_MGMT_PKT; |
358 | skb_queue_tail(list: &common->tx_queue[MGMT_SOFT_Q], newsk: skb); |
359 | rsi_set_event(event: &common->tx_thread.event); |
360 | return 0; |
361 | } |
362 | |
363 | /** |
364 | * rsi_load_radio_caps() - This function is used to send radio capabilities |
365 | * values to firmware. |
366 | * @common: Pointer to the driver private structure. |
367 | * |
368 | * Return: 0 on success, corresponding negative error code on failure. |
369 | */ |
370 | static int rsi_load_radio_caps(struct rsi_common *common) |
371 | { |
372 | struct rsi_radio_caps *radio_caps; |
373 | struct rsi_hw *adapter = common->priv; |
374 | u16 inx = 0; |
375 | u8 ii; |
376 | u8 radio_id = 0; |
377 | u16 gc[20] = {0xf0, 0xf0, 0xf0, 0xf0, |
378 | 0xf0, 0xf0, 0xf0, 0xf0, |
379 | 0xf0, 0xf0, 0xf0, 0xf0, |
380 | 0xf0, 0xf0, 0xf0, 0xf0, |
381 | 0xf0, 0xf0, 0xf0, 0xf0}; |
382 | struct sk_buff *skb; |
383 | u16 frame_len = sizeof(struct rsi_radio_caps); |
384 | |
385 | rsi_dbg(INFO_ZONE, fmt: "%s: Sending rate symbol req frame\n" , __func__); |
386 | |
387 | skb = dev_alloc_skb(length: frame_len); |
388 | |
389 | if (!skb) { |
390 | rsi_dbg(ERR_ZONE, fmt: "%s: Failed in allocation of skb\n" , |
391 | __func__); |
392 | return -ENOMEM; |
393 | } |
394 | |
395 | memset(skb->data, 0, frame_len); |
396 | radio_caps = (struct rsi_radio_caps *)skb->data; |
397 | |
398 | radio_caps->desc_dword0.frame_type = RADIO_CAPABILITIES; |
399 | radio_caps->channel_num = common->channel; |
400 | radio_caps->rf_model = RSI_RF_TYPE; |
401 | |
402 | radio_caps->radio_cfg_info = RSI_LMAC_CLOCK_80MHZ; |
403 | if (common->channel_width == BW_40MHZ) { |
404 | radio_caps->radio_cfg_info |= RSI_ENABLE_40MHZ; |
405 | |
406 | if (common->fsm_state == FSM_MAC_INIT_DONE) { |
407 | struct ieee80211_hw *hw = adapter->hw; |
408 | struct ieee80211_conf *conf = &hw->conf; |
409 | |
410 | if (conf_is_ht40_plus(conf)) { |
411 | radio_caps->ppe_ack_rate = |
412 | cpu_to_le16(LOWER_20_ENABLE | |
413 | (LOWER_20_ENABLE >> 12)); |
414 | } else if (conf_is_ht40_minus(conf)) { |
415 | radio_caps->ppe_ack_rate = |
416 | cpu_to_le16(UPPER_20_ENABLE | |
417 | (UPPER_20_ENABLE >> 12)); |
418 | } else { |
419 | radio_caps->ppe_ack_rate = |
420 | cpu_to_le16((BW_40MHZ << 12) | |
421 | FULL40M_ENABLE); |
422 | } |
423 | } |
424 | } |
425 | radio_caps->radio_info |= radio_id; |
426 | |
427 | if (adapter->device_model == RSI_DEV_9116 && |
428 | common->channel_width == BW_20MHZ) |
429 | radio_caps->radio_cfg_info &= ~0x3; |
430 | |
431 | radio_caps->sifs_tx_11n = cpu_to_le16(SIFS_TX_11N_VALUE); |
432 | radio_caps->sifs_tx_11b = cpu_to_le16(SIFS_TX_11B_VALUE); |
433 | radio_caps->slot_rx_11n = cpu_to_le16(SHORT_SLOT_VALUE); |
434 | radio_caps->ofdm_ack_tout = cpu_to_le16(OFDM_ACK_TOUT_VALUE); |
435 | radio_caps->cck_ack_tout = cpu_to_le16(CCK_ACK_TOUT_VALUE); |
436 | radio_caps->preamble_type = cpu_to_le16(LONG_PREAMBLE); |
437 | |
438 | for (ii = 0; ii < MAX_HW_QUEUES; ii++) { |
439 | radio_caps->qos_params[ii].cont_win_min_q = cpu_to_le16(3); |
440 | radio_caps->qos_params[ii].cont_win_max_q = cpu_to_le16(0x3f); |
441 | radio_caps->qos_params[ii].aifsn_val_q = cpu_to_le16(2); |
442 | radio_caps->qos_params[ii].txop_q = 0; |
443 | } |
444 | |
445 | for (ii = 0; ii < NUM_EDCA_QUEUES; ii++) { |
446 | if (common->edca_params[ii].cw_max > 0) { |
447 | radio_caps->qos_params[ii].cont_win_min_q = |
448 | cpu_to_le16(common->edca_params[ii].cw_min); |
449 | radio_caps->qos_params[ii].cont_win_max_q = |
450 | cpu_to_le16(common->edca_params[ii].cw_max); |
451 | radio_caps->qos_params[ii].aifsn_val_q = |
452 | cpu_to_le16(common->edca_params[ii].aifs << 8); |
453 | radio_caps->qos_params[ii].txop_q = |
454 | cpu_to_le16(common->edca_params[ii].txop); |
455 | } |
456 | } |
457 | |
458 | radio_caps->qos_params[BROADCAST_HW_Q].txop_q = cpu_to_le16(0xffff); |
459 | radio_caps->qos_params[MGMT_HW_Q].txop_q = 0; |
460 | radio_caps->qos_params[BEACON_HW_Q].txop_q = cpu_to_le16(0xffff); |
461 | |
462 | memcpy(&common->rate_pwr[0], &gc[0], 40); |
463 | for (ii = 0; ii < 20; ii++) |
464 | radio_caps->gcpd_per_rate[inx++] = |
465 | cpu_to_le16(common->rate_pwr[ii] & 0x00FF); |
466 | |
467 | rsi_set_len_qno(addr: &radio_caps->desc_dword0.len_qno, |
468 | len: (frame_len - FRAME_DESC_SZ), RSI_WIFI_MGMT_Q); |
469 | |
470 | skb_put(skb, len: frame_len); |
471 | |
472 | return rsi_send_internal_mgmt_frame(common, skb); |
473 | } |
474 | |
475 | /** |
476 | * rsi_mgmt_pkt_to_core() - This function is the entry point for Mgmt module. |
477 | * @common: Pointer to the driver private structure. |
478 | * @msg: Pointer to received packet. |
479 | * @msg_len: Length of the received packet. |
480 | * |
481 | * Return: 0 on success, -1 on failure. |
482 | */ |
483 | static int rsi_mgmt_pkt_to_core(struct rsi_common *common, |
484 | u8 *msg, |
485 | s32 msg_len) |
486 | { |
487 | struct rsi_hw *adapter = common->priv; |
488 | struct ieee80211_tx_info *info; |
489 | struct skb_info *rx_params; |
490 | u8 pad_bytes = msg[4]; |
491 | struct sk_buff *skb; |
492 | |
493 | if (!adapter->sc_nvifs) |
494 | return -ENOLINK; |
495 | |
496 | msg_len -= pad_bytes; |
497 | if (msg_len <= 0) { |
498 | rsi_dbg(MGMT_RX_ZONE, |
499 | fmt: "%s: Invalid rx msg of len = %d\n" , |
500 | __func__, msg_len); |
501 | return -EINVAL; |
502 | } |
503 | |
504 | skb = dev_alloc_skb(length: msg_len); |
505 | if (!skb) |
506 | return -ENOMEM; |
507 | |
508 | skb_put_data(skb, |
509 | data: (u8 *)(msg + FRAME_DESC_SZ + pad_bytes), |
510 | len: msg_len); |
511 | |
512 | info = IEEE80211_SKB_CB(skb); |
513 | rx_params = (struct skb_info *)info->driver_data; |
514 | rx_params->rssi = rsi_get_rssi(addr: msg); |
515 | rx_params->channel = rsi_get_channel(addr: msg); |
516 | rsi_indicate_pkt_to_os(common, skb); |
517 | |
518 | return 0; |
519 | } |
520 | |
521 | /** |
522 | * rsi_hal_send_sta_notify_frame() - This function sends the station notify |
523 | * frame to firmware. |
524 | * @common: Pointer to the driver private structure. |
525 | * @opmode: Operating mode of device. |
526 | * @notify_event: Notification about station connection. |
527 | * @bssid: bssid. |
528 | * @qos_enable: Qos is enabled. |
529 | * @aid: Aid (unique for all STA). |
530 | * @sta_id: station id. |
531 | * @vif: Pointer to the ieee80211_vif structure. |
532 | * |
533 | * Return: status: 0 on success, corresponding negative error code on failure. |
534 | */ |
535 | int rsi_hal_send_sta_notify_frame(struct rsi_common *common, enum opmode opmode, |
536 | u8 notify_event, const unsigned char *bssid, |
537 | u8 qos_enable, u16 aid, u16 sta_id, |
538 | struct ieee80211_vif *vif) |
539 | { |
540 | struct sk_buff *skb = NULL; |
541 | struct rsi_peer_notify *peer_notify; |
542 | u16 vap_id = ((struct vif_priv *)vif->drv_priv)->vap_id; |
543 | int status; |
544 | u16 frame_len = sizeof(struct rsi_peer_notify); |
545 | |
546 | rsi_dbg(MGMT_TX_ZONE, fmt: "%s: Sending sta notify frame\n" , __func__); |
547 | |
548 | skb = dev_alloc_skb(length: frame_len); |
549 | |
550 | if (!skb) { |
551 | rsi_dbg(ERR_ZONE, fmt: "%s: Failed in allocation of skb\n" , |
552 | __func__); |
553 | return -ENOMEM; |
554 | } |
555 | |
556 | memset(skb->data, 0, frame_len); |
557 | peer_notify = (struct rsi_peer_notify *)skb->data; |
558 | |
559 | if (opmode == RSI_OPMODE_STA) |
560 | peer_notify->command = cpu_to_le16(PEER_TYPE_AP << 1); |
561 | else if (opmode == RSI_OPMODE_AP) |
562 | peer_notify->command = cpu_to_le16(PEER_TYPE_STA << 1); |
563 | |
564 | switch (notify_event) { |
565 | case STA_CONNECTED: |
566 | peer_notify->command |= cpu_to_le16(RSI_ADD_PEER); |
567 | break; |
568 | case STA_DISCONNECTED: |
569 | peer_notify->command |= cpu_to_le16(RSI_DELETE_PEER); |
570 | break; |
571 | default: |
572 | break; |
573 | } |
574 | |
575 | peer_notify->command |= cpu_to_le16((aid & 0xfff) << 4); |
576 | ether_addr_copy(dst: peer_notify->mac_addr, src: bssid); |
577 | peer_notify->mpdu_density = cpu_to_le16(RSI_MPDU_DENSITY); |
578 | peer_notify->sta_flags = cpu_to_le32((qos_enable) ? 1 : 0); |
579 | |
580 | rsi_set_len_qno(addr: &peer_notify->desc.desc_dword0.len_qno, |
581 | len: (frame_len - FRAME_DESC_SZ), |
582 | RSI_WIFI_MGMT_Q); |
583 | peer_notify->desc.desc_dword0.frame_type = PEER_NOTIFY; |
584 | peer_notify->desc.desc_dword3.qid_tid = sta_id; |
585 | peer_notify->desc.desc_dword3.sta_id = vap_id; |
586 | |
587 | skb_put(skb, len: frame_len); |
588 | |
589 | status = rsi_send_internal_mgmt_frame(common, skb); |
590 | |
591 | if ((vif->type == NL80211_IFTYPE_STATION) && |
592 | (!status && qos_enable)) { |
593 | rsi_set_contention_vals(common); |
594 | status = rsi_load_radio_caps(common); |
595 | } |
596 | return status; |
597 | } |
598 | |
599 | /** |
600 | * rsi_send_aggregation_params_frame() - This function sends the ampdu |
601 | * indication frame to firmware. |
602 | * @common: Pointer to the driver private structure. |
603 | * @tid: traffic identifier. |
604 | * @ssn: ssn. |
605 | * @buf_size: buffer size. |
606 | * @event: notification about station connection. |
607 | * @sta_id: station id. |
608 | * |
609 | * Return: 0 on success, corresponding negative error code on failure. |
610 | */ |
611 | int rsi_send_aggregation_params_frame(struct rsi_common *common, |
612 | u16 tid, |
613 | u16 ssn, |
614 | u8 buf_size, |
615 | u8 event, |
616 | u8 sta_id) |
617 | { |
618 | struct sk_buff *skb = NULL; |
619 | struct rsi_aggr_params *aggr_params; |
620 | u16 frame_len = sizeof(struct rsi_aggr_params); |
621 | |
622 | skb = dev_alloc_skb(length: frame_len); |
623 | |
624 | if (!skb) { |
625 | rsi_dbg(ERR_ZONE, fmt: "%s: Failed in allocation of skb\n" , |
626 | __func__); |
627 | return -ENOMEM; |
628 | } |
629 | |
630 | memset(skb->data, 0, frame_len); |
631 | aggr_params = (struct rsi_aggr_params *)skb->data; |
632 | |
633 | rsi_dbg(MGMT_TX_ZONE, fmt: "%s: Sending AMPDU indication frame\n" , __func__); |
634 | |
635 | rsi_set_len_qno(addr: &aggr_params->desc_dword0.len_qno, len: 0, RSI_WIFI_MGMT_Q); |
636 | aggr_params->desc_dword0.frame_type = AMPDU_IND; |
637 | |
638 | aggr_params->aggr_params = tid & RSI_AGGR_PARAMS_TID_MASK; |
639 | aggr_params->peer_id = sta_id; |
640 | if (event == STA_TX_ADDBA_DONE) { |
641 | aggr_params->seq_start = cpu_to_le16(ssn); |
642 | aggr_params->baw_size = cpu_to_le16(buf_size); |
643 | aggr_params->aggr_params |= RSI_AGGR_PARAMS_START; |
644 | } else if (event == STA_RX_ADDBA_DONE) { |
645 | aggr_params->seq_start = cpu_to_le16(ssn); |
646 | aggr_params->aggr_params |= (RSI_AGGR_PARAMS_START | |
647 | RSI_AGGR_PARAMS_RX_AGGR); |
648 | } else if (event == STA_RX_DELBA) { |
649 | aggr_params->aggr_params |= RSI_AGGR_PARAMS_RX_AGGR; |
650 | } |
651 | |
652 | skb_put(skb, len: frame_len); |
653 | |
654 | return rsi_send_internal_mgmt_frame(common, skb); |
655 | } |
656 | |
657 | /** |
658 | * rsi_program_bb_rf() - This function starts base band and RF programming. |
659 | * This is called after initial configurations are done. |
660 | * @common: Pointer to the driver private structure. |
661 | * |
662 | * Return: 0 on success, corresponding negative error code on failure. |
663 | */ |
664 | static int rsi_program_bb_rf(struct rsi_common *common) |
665 | { |
666 | struct sk_buff *skb; |
667 | struct rsi_bb_rf_prog *bb_rf_prog; |
668 | u16 frame_len = sizeof(struct rsi_bb_rf_prog); |
669 | |
670 | rsi_dbg(MGMT_TX_ZONE, fmt: "%s: Sending program BB/RF frame\n" , __func__); |
671 | |
672 | skb = dev_alloc_skb(length: frame_len); |
673 | if (!skb) { |
674 | rsi_dbg(ERR_ZONE, fmt: "%s: Failed in allocation of skb\n" , |
675 | __func__); |
676 | return -ENOMEM; |
677 | } |
678 | |
679 | memset(skb->data, 0, frame_len); |
680 | bb_rf_prog = (struct rsi_bb_rf_prog *)skb->data; |
681 | |
682 | rsi_set_len_qno(addr: &bb_rf_prog->desc_dword0.len_qno, len: 0, RSI_WIFI_MGMT_Q); |
683 | bb_rf_prog->desc_dword0.frame_type = BBP_PROG_IN_TA; |
684 | bb_rf_prog->endpoint = common->endpoint; |
685 | bb_rf_prog->rf_power_mode = common->wlan_rf_power_mode; |
686 | |
687 | if (common->rf_reset) { |
688 | bb_rf_prog->flags = cpu_to_le16(RF_RESET_ENABLE); |
689 | rsi_dbg(MGMT_TX_ZONE, fmt: "%s: ===> RF RESET REQUEST SENT <===\n" , |
690 | __func__); |
691 | common->rf_reset = 0; |
692 | } |
693 | common->bb_rf_prog_count = 1; |
694 | bb_rf_prog->flags |= cpu_to_le16(PUT_BBP_RESET | BBP_REG_WRITE | |
695 | (RSI_RF_TYPE << 4)); |
696 | skb_put(skb, len: frame_len); |
697 | |
698 | return rsi_send_internal_mgmt_frame(common, skb); |
699 | } |
700 | |
701 | /** |
702 | * rsi_set_vap_capabilities() - This function send vap capability to firmware. |
703 | * @common: Pointer to the driver private structure. |
704 | * @mode: Operating mode of device. |
705 | * @mac_addr: MAC address |
706 | * @vap_id: Rate information - offset and mask |
707 | * @vap_status: VAP status - ADD, DELETE or UPDATE |
708 | * |
709 | * Return: 0 on success, corresponding negative error code on failure. |
710 | */ |
711 | int rsi_set_vap_capabilities(struct rsi_common *common, |
712 | enum opmode mode, |
713 | u8 *mac_addr, |
714 | u8 vap_id, |
715 | u8 vap_status) |
716 | { |
717 | struct sk_buff *skb = NULL; |
718 | struct rsi_vap_caps *vap_caps; |
719 | struct rsi_hw *adapter = common->priv; |
720 | struct ieee80211_hw *hw = adapter->hw; |
721 | struct ieee80211_conf *conf = &hw->conf; |
722 | u16 frame_len = sizeof(struct rsi_vap_caps); |
723 | |
724 | rsi_dbg(MGMT_TX_ZONE, fmt: "%s: Sending VAP capabilities frame\n" , __func__); |
725 | |
726 | skb = dev_alloc_skb(length: frame_len); |
727 | if (!skb) { |
728 | rsi_dbg(ERR_ZONE, fmt: "%s: Failed in allocation of skb\n" , |
729 | __func__); |
730 | return -ENOMEM; |
731 | } |
732 | |
733 | memset(skb->data, 0, frame_len); |
734 | vap_caps = (struct rsi_vap_caps *)skb->data; |
735 | |
736 | rsi_set_len_qno(addr: &vap_caps->desc_dword0.len_qno, |
737 | len: (frame_len - FRAME_DESC_SZ), RSI_WIFI_MGMT_Q); |
738 | vap_caps->desc_dword0.frame_type = VAP_CAPABILITIES; |
739 | vap_caps->status = vap_status; |
740 | vap_caps->vif_type = mode; |
741 | vap_caps->channel_bw = common->channel_width; |
742 | vap_caps->vap_id = vap_id; |
743 | vap_caps->radioid_macid = ((common->mac_id & 0xf) << 4) | |
744 | (common->radio_id & 0xf); |
745 | |
746 | memcpy(vap_caps->mac_addr, mac_addr, IEEE80211_ADDR_LEN); |
747 | vap_caps->keep_alive_period = cpu_to_le16(90); |
748 | vap_caps->frag_threshold = cpu_to_le16(IEEE80211_MAX_FRAG_THRESHOLD); |
749 | |
750 | vap_caps->rts_threshold = cpu_to_le16(common->rts_threshold); |
751 | |
752 | if (common->band == NL80211_BAND_5GHZ) { |
753 | vap_caps->default_ctrl_rate = cpu_to_le16(RSI_RATE_6); |
754 | vap_caps->default_mgmt_rate = cpu_to_le32(RSI_RATE_6); |
755 | } else { |
756 | vap_caps->default_ctrl_rate = cpu_to_le16(RSI_RATE_1); |
757 | vap_caps->default_mgmt_rate = cpu_to_le32(RSI_RATE_1); |
758 | } |
759 | if (conf_is_ht40(conf)) { |
760 | if (conf_is_ht40_minus(conf)) |
761 | vap_caps->ctrl_rate_flags = |
762 | cpu_to_le16(UPPER_20_ENABLE); |
763 | else if (conf_is_ht40_plus(conf)) |
764 | vap_caps->ctrl_rate_flags = |
765 | cpu_to_le16(LOWER_20_ENABLE); |
766 | else |
767 | vap_caps->ctrl_rate_flags = |
768 | cpu_to_le16(FULL40M_ENABLE); |
769 | } |
770 | |
771 | vap_caps->default_data_rate = 0; |
772 | vap_caps->beacon_interval = cpu_to_le16(common->beacon_interval); |
773 | vap_caps->dtim_period = cpu_to_le16(common->dtim_cnt); |
774 | |
775 | skb_put(skb, len: frame_len); |
776 | |
777 | return rsi_send_internal_mgmt_frame(common, skb); |
778 | } |
779 | |
780 | /** |
781 | * rsi_hal_load_key() - This function is used to load keys within the firmware. |
782 | * @common: Pointer to the driver private structure. |
783 | * @data: Pointer to the key data. |
784 | * @key_len: Key length to be loaded. |
785 | * @key_type: Type of key: GROUP/PAIRWISE. |
786 | * @key_id: Key index. |
787 | * @cipher: Type of cipher used. |
788 | * @sta_id: Station id. |
789 | * @vif: Pointer to the ieee80211_vif structure. |
790 | * |
791 | * Return: 0 on success, -1 on failure. |
792 | */ |
793 | int rsi_hal_load_key(struct rsi_common *common, |
794 | u8 *data, |
795 | u16 key_len, |
796 | u8 key_type, |
797 | u8 key_id, |
798 | u32 cipher, |
799 | s16 sta_id, |
800 | struct ieee80211_vif *vif) |
801 | { |
802 | struct sk_buff *skb = NULL; |
803 | struct rsi_set_key *set_key; |
804 | u16 key_descriptor = 0; |
805 | u16 frame_len = sizeof(struct rsi_set_key); |
806 | |
807 | rsi_dbg(MGMT_TX_ZONE, fmt: "%s: Sending load key frame\n" , __func__); |
808 | |
809 | skb = dev_alloc_skb(length: frame_len); |
810 | if (!skb) { |
811 | rsi_dbg(ERR_ZONE, fmt: "%s: Failed in allocation of skb\n" , |
812 | __func__); |
813 | return -ENOMEM; |
814 | } |
815 | |
816 | memset(skb->data, 0, frame_len); |
817 | set_key = (struct rsi_set_key *)skb->data; |
818 | |
819 | if (key_type == RSI_GROUP_KEY) { |
820 | key_descriptor = RSI_KEY_TYPE_BROADCAST; |
821 | if (vif->type == NL80211_IFTYPE_AP) |
822 | key_descriptor |= RSI_KEY_MODE_AP; |
823 | } |
824 | if ((cipher == WLAN_CIPHER_SUITE_WEP40) || |
825 | (cipher == WLAN_CIPHER_SUITE_WEP104)) { |
826 | key_id = 0; |
827 | key_descriptor |= RSI_WEP_KEY; |
828 | if (key_len >= 13) |
829 | key_descriptor |= RSI_WEP_KEY_104; |
830 | } else if (cipher != KEY_TYPE_CLEAR) { |
831 | key_descriptor |= RSI_CIPHER_WPA; |
832 | if (cipher == WLAN_CIPHER_SUITE_TKIP) |
833 | key_descriptor |= RSI_CIPHER_TKIP; |
834 | } |
835 | key_descriptor |= RSI_PROTECT_DATA_FRAMES; |
836 | key_descriptor |= (key_id << RSI_KEY_ID_OFFSET); |
837 | |
838 | rsi_set_len_qno(addr: &set_key->desc_dword0.len_qno, |
839 | len: (frame_len - FRAME_DESC_SZ), RSI_WIFI_MGMT_Q); |
840 | set_key->desc_dword0.frame_type = SET_KEY_REQ; |
841 | set_key->key_desc = cpu_to_le16(key_descriptor); |
842 | set_key->sta_id = sta_id; |
843 | |
844 | if (data) { |
845 | if ((cipher == WLAN_CIPHER_SUITE_WEP40) || |
846 | (cipher == WLAN_CIPHER_SUITE_WEP104)) { |
847 | memcpy(&set_key->key[key_id][1], data, key_len * 2); |
848 | } else { |
849 | memcpy(&set_key->key[0][0], data, key_len); |
850 | } |
851 | memcpy(set_key->tx_mic_key, &data[16], 8); |
852 | memcpy(set_key->rx_mic_key, &data[24], 8); |
853 | } else { |
854 | memset(&set_key[FRAME_DESC_SZ], 0, frame_len - FRAME_DESC_SZ); |
855 | } |
856 | |
857 | skb_put(skb, len: frame_len); |
858 | |
859 | return rsi_send_internal_mgmt_frame(common, skb); |
860 | } |
861 | |
862 | /* |
863 | * This function sends the common device configuration parameters to device. |
864 | * This frame includes the useful information to make device works on |
865 | * specific operating mode. |
866 | */ |
867 | static int rsi_send_common_dev_params(struct rsi_common *common) |
868 | { |
869 | struct sk_buff *skb; |
870 | u16 frame_len; |
871 | struct rsi_config_vals *dev_cfgs; |
872 | |
873 | frame_len = sizeof(struct rsi_config_vals); |
874 | |
875 | rsi_dbg(MGMT_TX_ZONE, fmt: "Sending common device config params\n" ); |
876 | skb = dev_alloc_skb(length: frame_len); |
877 | if (!skb) { |
878 | rsi_dbg(ERR_ZONE, fmt: "%s: Unable to allocate skb\n" , __func__); |
879 | return -ENOMEM; |
880 | } |
881 | |
882 | memset(skb->data, 0, frame_len); |
883 | |
884 | dev_cfgs = (struct rsi_config_vals *)skb->data; |
885 | memset(dev_cfgs, 0, (sizeof(struct rsi_config_vals))); |
886 | |
887 | rsi_set_len_qno(addr: &dev_cfgs->len_qno, len: (frame_len - FRAME_DESC_SZ), |
888 | RSI_COEX_Q); |
889 | dev_cfgs->pkt_type = COMMON_DEV_CONFIG; |
890 | |
891 | dev_cfgs->lp_ps_handshake = common->lp_ps_handshake_mode; |
892 | dev_cfgs->ulp_ps_handshake = common->ulp_ps_handshake_mode; |
893 | |
894 | dev_cfgs->unused_ulp_gpio = RSI_UNUSED_ULP_GPIO_BITMAP; |
895 | dev_cfgs->unused_soc_gpio_bitmap = |
896 | cpu_to_le32(RSI_UNUSED_SOC_GPIO_BITMAP); |
897 | |
898 | dev_cfgs->opermode = common->oper_mode; |
899 | dev_cfgs->wlan_rf_pwr_mode = common->wlan_rf_power_mode; |
900 | dev_cfgs->driver_mode = common->driver_mode; |
901 | dev_cfgs->region_code = NL80211_DFS_FCC; |
902 | dev_cfgs->antenna_sel_val = common->obm_ant_sel_val; |
903 | |
904 | skb_put(skb, len: frame_len); |
905 | |
906 | return rsi_send_internal_mgmt_frame(common, skb); |
907 | } |
908 | |
909 | /* |
910 | * rsi_load_bootup_params() - This function send bootup params to the firmware. |
911 | * @common: Pointer to the driver private structure. |
912 | * |
913 | * Return: 0 on success, corresponding error code on failure. |
914 | */ |
915 | static int rsi_load_bootup_params(struct rsi_common *common) |
916 | { |
917 | struct sk_buff *skb; |
918 | struct rsi_boot_params *boot_params; |
919 | |
920 | rsi_dbg(MGMT_TX_ZONE, fmt: "%s: Sending boot params frame\n" , __func__); |
921 | skb = dev_alloc_skb(length: sizeof(struct rsi_boot_params)); |
922 | if (!skb) { |
923 | rsi_dbg(ERR_ZONE, fmt: "%s: Failed in allocation of skb\n" , |
924 | __func__); |
925 | return -ENOMEM; |
926 | } |
927 | |
928 | memset(skb->data, 0, sizeof(struct rsi_boot_params)); |
929 | boot_params = (struct rsi_boot_params *)skb->data; |
930 | |
931 | rsi_dbg(MGMT_TX_ZONE, fmt: "%s:\n" , __func__); |
932 | |
933 | if (common->channel_width == BW_40MHZ) { |
934 | memcpy(&boot_params->bootup_params, |
935 | &boot_params_40, |
936 | sizeof(struct bootup_params)); |
937 | rsi_dbg(MGMT_TX_ZONE, fmt: "%s: Packet 40MHZ <=== %d\n" , __func__, |
938 | UMAC_CLK_40BW); |
939 | boot_params->desc_word[7] = cpu_to_le16(UMAC_CLK_40BW); |
940 | } else { |
941 | memcpy(&boot_params->bootup_params, |
942 | &boot_params_20, |
943 | sizeof(struct bootup_params)); |
944 | if (boot_params_20.valid != cpu_to_le32(VALID_20)) { |
945 | boot_params->desc_word[7] = cpu_to_le16(UMAC_CLK_20BW); |
946 | rsi_dbg(MGMT_TX_ZONE, |
947 | fmt: "%s: Packet 20MHZ <=== %d\n" , __func__, |
948 | UMAC_CLK_20BW); |
949 | } else { |
950 | boot_params->desc_word[7] = cpu_to_le16(UMAC_CLK_40MHZ); |
951 | rsi_dbg(MGMT_TX_ZONE, |
952 | fmt: "%s: Packet 20MHZ <=== %d\n" , __func__, |
953 | UMAC_CLK_40MHZ); |
954 | } |
955 | } |
956 | |
957 | /** |
958 | * Bit{0:11} indicates length of the Packet |
959 | * Bit{12:15} indicates host queue number |
960 | */ |
961 | boot_params->desc_word[0] = cpu_to_le16(sizeof(struct bootup_params) | |
962 | (RSI_WIFI_MGMT_Q << 12)); |
963 | boot_params->desc_word[1] = cpu_to_le16(BOOTUP_PARAMS_REQUEST); |
964 | |
965 | skb_put(skb, len: sizeof(struct rsi_boot_params)); |
966 | |
967 | return rsi_send_internal_mgmt_frame(common, skb); |
968 | } |
969 | |
970 | static int rsi_load_9116_bootup_params(struct rsi_common *common) |
971 | { |
972 | struct sk_buff *skb; |
973 | struct rsi_boot_params_9116 *boot_params; |
974 | |
975 | rsi_dbg(MGMT_TX_ZONE, fmt: "%s: Sending boot params frame\n" , __func__); |
976 | |
977 | skb = dev_alloc_skb(length: sizeof(struct rsi_boot_params_9116)); |
978 | if (!skb) |
979 | return -ENOMEM; |
980 | memset(skb->data, 0, sizeof(struct rsi_boot_params)); |
981 | boot_params = (struct rsi_boot_params_9116 *)skb->data; |
982 | |
983 | if (common->channel_width == BW_40MHZ) { |
984 | memcpy(&boot_params->bootup_params, |
985 | &boot_params_9116_40, |
986 | sizeof(struct bootup_params_9116)); |
987 | rsi_dbg(MGMT_TX_ZONE, fmt: "%s: Packet 40MHZ <=== %d\n" , __func__, |
988 | UMAC_CLK_40BW); |
989 | boot_params->umac_clk = cpu_to_le16(UMAC_CLK_40BW); |
990 | } else { |
991 | memcpy(&boot_params->bootup_params, |
992 | &boot_params_9116_20, |
993 | sizeof(struct bootup_params_9116)); |
994 | if (boot_params_20.valid != cpu_to_le32(VALID_20)) { |
995 | boot_params->umac_clk = cpu_to_le16(UMAC_CLK_20BW); |
996 | rsi_dbg(MGMT_TX_ZONE, |
997 | fmt: "%s: Packet 20MHZ <=== %d\n" , __func__, |
998 | UMAC_CLK_20BW); |
999 | } else { |
1000 | boot_params->umac_clk = cpu_to_le16(UMAC_CLK_40MHZ); |
1001 | rsi_dbg(MGMT_TX_ZONE, |
1002 | fmt: "%s: Packet 20MHZ <=== %d\n" , __func__, |
1003 | UMAC_CLK_40MHZ); |
1004 | } |
1005 | } |
1006 | rsi_set_len_qno(addr: &boot_params->desc_dword0.len_qno, |
1007 | len: sizeof(struct bootup_params_9116), RSI_WIFI_MGMT_Q); |
1008 | boot_params->desc_dword0.frame_type = BOOTUP_PARAMS_REQUEST; |
1009 | skb_put(skb, len: sizeof(struct rsi_boot_params_9116)); |
1010 | |
1011 | return rsi_send_internal_mgmt_frame(common, skb); |
1012 | } |
1013 | |
1014 | /** |
1015 | * rsi_send_reset_mac() - This function prepares reset MAC request and sends an |
1016 | * internal management frame to indicate it to firmware. |
1017 | * @common: Pointer to the driver private structure. |
1018 | * |
1019 | * Return: 0 on success, corresponding error code on failure. |
1020 | */ |
1021 | static int rsi_send_reset_mac(struct rsi_common *common) |
1022 | { |
1023 | struct sk_buff *skb; |
1024 | struct rsi_mac_frame *mgmt_frame; |
1025 | |
1026 | rsi_dbg(MGMT_TX_ZONE, fmt: "%s: Sending reset MAC frame\n" , __func__); |
1027 | |
1028 | skb = dev_alloc_skb(FRAME_DESC_SZ); |
1029 | if (!skb) { |
1030 | rsi_dbg(ERR_ZONE, fmt: "%s: Failed in allocation of skb\n" , |
1031 | __func__); |
1032 | return -ENOMEM; |
1033 | } |
1034 | |
1035 | memset(skb->data, 0, FRAME_DESC_SZ); |
1036 | mgmt_frame = (struct rsi_mac_frame *)skb->data; |
1037 | |
1038 | mgmt_frame->desc_word[0] = cpu_to_le16(RSI_WIFI_MGMT_Q << 12); |
1039 | mgmt_frame->desc_word[1] = cpu_to_le16(RESET_MAC_REQ); |
1040 | mgmt_frame->desc_word[4] = cpu_to_le16(RETRY_COUNT << 8); |
1041 | |
1042 | #define RSI_9116_DEF_TA_AGGR 3 |
1043 | if (common->priv->device_model == RSI_DEV_9116) |
1044 | mgmt_frame->desc_word[3] |= |
1045 | cpu_to_le16(RSI_9116_DEF_TA_AGGR << 8); |
1046 | |
1047 | skb_put(skb, FRAME_DESC_SZ); |
1048 | |
1049 | return rsi_send_internal_mgmt_frame(common, skb); |
1050 | } |
1051 | |
1052 | /** |
1053 | * rsi_band_check() - This function programs the band |
1054 | * @common: Pointer to the driver private structure. |
1055 | * @curchan: Pointer to the current channel structure. |
1056 | * |
1057 | * Return: 0 on success, corresponding error code on failure. |
1058 | */ |
1059 | int rsi_band_check(struct rsi_common *common, |
1060 | struct ieee80211_channel *curchan) |
1061 | { |
1062 | struct rsi_hw *adapter = common->priv; |
1063 | struct ieee80211_hw *hw = adapter->hw; |
1064 | u8 prev_bw = common->channel_width; |
1065 | u8 prev_ep = common->endpoint; |
1066 | int status = 0; |
1067 | |
1068 | if (common->band != curchan->band) { |
1069 | common->rf_reset = 1; |
1070 | common->band = curchan->band; |
1071 | } |
1072 | |
1073 | if ((hw->conf.chandef.width == NL80211_CHAN_WIDTH_20_NOHT) || |
1074 | (hw->conf.chandef.width == NL80211_CHAN_WIDTH_20)) |
1075 | common->channel_width = BW_20MHZ; |
1076 | else |
1077 | common->channel_width = BW_40MHZ; |
1078 | |
1079 | if (common->band == NL80211_BAND_2GHZ) { |
1080 | if (common->channel_width) |
1081 | common->endpoint = EP_2GHZ_40MHZ; |
1082 | else |
1083 | common->endpoint = EP_2GHZ_20MHZ; |
1084 | } else { |
1085 | if (common->channel_width) |
1086 | common->endpoint = EP_5GHZ_40MHZ; |
1087 | else |
1088 | common->endpoint = EP_5GHZ_20MHZ; |
1089 | } |
1090 | |
1091 | if (common->endpoint != prev_ep) { |
1092 | status = rsi_program_bb_rf(common); |
1093 | if (status) |
1094 | return status; |
1095 | } |
1096 | |
1097 | if (common->channel_width != prev_bw) { |
1098 | if (adapter->device_model == RSI_DEV_9116) |
1099 | status = rsi_load_9116_bootup_params(common); |
1100 | else |
1101 | status = rsi_load_bootup_params(common); |
1102 | if (status) |
1103 | return status; |
1104 | |
1105 | status = rsi_load_radio_caps(common); |
1106 | if (status) |
1107 | return status; |
1108 | } |
1109 | |
1110 | return status; |
1111 | } |
1112 | |
1113 | /** |
1114 | * rsi_set_channel() - This function programs the channel. |
1115 | * @common: Pointer to the driver private structure. |
1116 | * @channel: Channel value to be set. |
1117 | * |
1118 | * Return: 0 on success, corresponding error code on failure. |
1119 | */ |
1120 | int rsi_set_channel(struct rsi_common *common, |
1121 | struct ieee80211_channel *channel) |
1122 | { |
1123 | struct sk_buff *skb = NULL; |
1124 | struct rsi_chan_config *chan_cfg; |
1125 | u16 frame_len = sizeof(struct rsi_chan_config); |
1126 | |
1127 | rsi_dbg(MGMT_TX_ZONE, |
1128 | fmt: "%s: Sending scan req frame\n" , __func__); |
1129 | |
1130 | if (!channel) |
1131 | return 0; |
1132 | |
1133 | skb = dev_alloc_skb(length: frame_len); |
1134 | if (!skb) { |
1135 | rsi_dbg(ERR_ZONE, fmt: "%s: Failed in allocation of skb\n" , |
1136 | __func__); |
1137 | return -ENOMEM; |
1138 | } |
1139 | |
1140 | memset(skb->data, 0, frame_len); |
1141 | chan_cfg = (struct rsi_chan_config *)skb->data; |
1142 | |
1143 | rsi_set_len_qno(addr: &chan_cfg->desc_dword0.len_qno, len: 0, RSI_WIFI_MGMT_Q); |
1144 | chan_cfg->desc_dword0.frame_type = SCAN_REQUEST; |
1145 | chan_cfg->channel_number = channel->hw_value; |
1146 | chan_cfg->antenna_gain_offset_2g = channel->max_antenna_gain; |
1147 | chan_cfg->antenna_gain_offset_5g = channel->max_antenna_gain; |
1148 | chan_cfg->region_rftype = (RSI_RF_TYPE & 0xf) << 4; |
1149 | |
1150 | if ((channel->flags & IEEE80211_CHAN_NO_IR) || |
1151 | (channel->flags & IEEE80211_CHAN_RADAR)) { |
1152 | chan_cfg->antenna_gain_offset_2g |= RSI_CHAN_RADAR; |
1153 | } else { |
1154 | if (common->tx_power < channel->max_power) |
1155 | chan_cfg->tx_power = cpu_to_le16(common->tx_power); |
1156 | else |
1157 | chan_cfg->tx_power = cpu_to_le16(channel->max_power); |
1158 | } |
1159 | chan_cfg->region_rftype |= (common->priv->dfs_region & 0xf); |
1160 | |
1161 | if (common->channel_width == BW_40MHZ) |
1162 | chan_cfg->channel_width = 0x1; |
1163 | |
1164 | common->channel = channel->hw_value; |
1165 | |
1166 | skb_put(skb, len: frame_len); |
1167 | |
1168 | return rsi_send_internal_mgmt_frame(common, skb); |
1169 | } |
1170 | |
1171 | /** |
1172 | * rsi_send_radio_params_update() - This function sends the radio |
1173 | * parameters update to device |
1174 | * @common: Pointer to the driver private structure. |
1175 | * |
1176 | * Return: 0 on success, corresponding error code on failure. |
1177 | */ |
1178 | int rsi_send_radio_params_update(struct rsi_common *common) |
1179 | { |
1180 | struct rsi_mac_frame *cmd_frame; |
1181 | struct sk_buff *skb = NULL; |
1182 | |
1183 | rsi_dbg(MGMT_TX_ZONE, |
1184 | fmt: "%s: Sending Radio Params update frame\n" , __func__); |
1185 | |
1186 | skb = dev_alloc_skb(FRAME_DESC_SZ); |
1187 | if (!skb) { |
1188 | rsi_dbg(ERR_ZONE, fmt: "%s: Failed in allocation of skb\n" , |
1189 | __func__); |
1190 | return -ENOMEM; |
1191 | } |
1192 | |
1193 | memset(skb->data, 0, FRAME_DESC_SZ); |
1194 | cmd_frame = (struct rsi_mac_frame *)skb->data; |
1195 | |
1196 | cmd_frame->desc_word[0] = cpu_to_le16(RSI_WIFI_MGMT_Q << 12); |
1197 | cmd_frame->desc_word[1] = cpu_to_le16(RADIO_PARAMS_UPDATE); |
1198 | cmd_frame->desc_word[3] = cpu_to_le16(BIT(0)); |
1199 | |
1200 | cmd_frame->desc_word[3] |= cpu_to_le16(common->tx_power << 8); |
1201 | |
1202 | skb_put(skb, FRAME_DESC_SZ); |
1203 | |
1204 | return rsi_send_internal_mgmt_frame(common, skb); |
1205 | } |
1206 | |
1207 | /* This function programs the threshold. */ |
1208 | int rsi_send_vap_dynamic_update(struct rsi_common *common) |
1209 | { |
1210 | struct sk_buff *skb; |
1211 | struct rsi_dynamic_s *dynamic_frame; |
1212 | |
1213 | rsi_dbg(MGMT_TX_ZONE, |
1214 | fmt: "%s: Sending vap update indication frame\n" , __func__); |
1215 | |
1216 | skb = dev_alloc_skb(length: sizeof(struct rsi_dynamic_s)); |
1217 | if (!skb) |
1218 | return -ENOMEM; |
1219 | |
1220 | memset(skb->data, 0, sizeof(struct rsi_dynamic_s)); |
1221 | dynamic_frame = (struct rsi_dynamic_s *)skb->data; |
1222 | rsi_set_len_qno(addr: &dynamic_frame->desc_dword0.len_qno, |
1223 | len: sizeof(dynamic_frame->frame_body), RSI_WIFI_MGMT_Q); |
1224 | |
1225 | dynamic_frame->desc_dword0.frame_type = VAP_DYNAMIC_UPDATE; |
1226 | dynamic_frame->desc_dword2.pkt_info = |
1227 | cpu_to_le32(common->rts_threshold); |
1228 | |
1229 | if (common->wow_flags & RSI_WOW_ENABLED) { |
1230 | /* Beacon miss threshold */ |
1231 | dynamic_frame->desc_dword3.token = |
1232 | cpu_to_le16(RSI_BCN_MISS_THRESHOLD); |
1233 | dynamic_frame->frame_body.keep_alive_period = |
1234 | cpu_to_le16(RSI_WOW_KEEPALIVE); |
1235 | } else { |
1236 | dynamic_frame->frame_body.keep_alive_period = |
1237 | cpu_to_le16(RSI_DEF_KEEPALIVE); |
1238 | } |
1239 | |
1240 | dynamic_frame->desc_dword3.sta_id = 0; /* vap id */ |
1241 | |
1242 | skb_put(skb, len: sizeof(struct rsi_dynamic_s)); |
1243 | |
1244 | return rsi_send_internal_mgmt_frame(common, skb); |
1245 | } |
1246 | |
1247 | /** |
1248 | * rsi_compare() - This function is used to compare two integers |
1249 | * @a: pointer to the first integer |
1250 | * @b: pointer to the second integer |
1251 | * |
1252 | * Return: 0 if both are equal, -1 if the first is smaller, else 1 |
1253 | */ |
1254 | static int rsi_compare(const void *a, const void *b) |
1255 | { |
1256 | u16 _a = *(const u16 *)(a); |
1257 | u16 _b = *(const u16 *)(b); |
1258 | |
1259 | if (_a > _b) |
1260 | return -1; |
1261 | |
1262 | if (_a < _b) |
1263 | return 1; |
1264 | |
1265 | return 0; |
1266 | } |
1267 | |
1268 | /** |
1269 | * rsi_map_rates() - This function is used to map selected rates to hw rates. |
1270 | * @rate: The standard rate to be mapped. |
1271 | * @offset: Offset that will be returned. |
1272 | * |
1273 | * Return: 0 if it is a mcs rate, else 1 |
1274 | */ |
1275 | static bool rsi_map_rates(u16 rate, int *offset) |
1276 | { |
1277 | int kk; |
1278 | for (kk = 0; kk < ARRAY_SIZE(rsi_mcsrates); kk++) { |
1279 | if (rate == mcs[kk]) { |
1280 | *offset = kk; |
1281 | return false; |
1282 | } |
1283 | } |
1284 | |
1285 | for (kk = 0; kk < ARRAY_SIZE(rsi_rates); kk++) { |
1286 | if (rate == rsi_rates[kk].bitrate / 5) { |
1287 | *offset = kk; |
1288 | break; |
1289 | } |
1290 | } |
1291 | return true; |
1292 | } |
1293 | |
1294 | /** |
1295 | * rsi_send_auto_rate_request() - This function is to set rates for connection |
1296 | * and send autorate request to firmware. |
1297 | * @common: Pointer to the driver private structure. |
1298 | * @sta: mac80211 station. |
1299 | * @sta_id: station id. |
1300 | * @vif: Pointer to the ieee80211_vif structure. |
1301 | * |
1302 | * Return: 0 on success, corresponding error code on failure. |
1303 | */ |
1304 | static int rsi_send_auto_rate_request(struct rsi_common *common, |
1305 | struct ieee80211_sta *sta, |
1306 | u16 sta_id, |
1307 | struct ieee80211_vif *vif) |
1308 | { |
1309 | struct sk_buff *skb; |
1310 | struct rsi_auto_rate *auto_rate; |
1311 | int ii = 0, jj = 0, kk = 0; |
1312 | struct ieee80211_hw *hw = common->priv->hw; |
1313 | u8 band = hw->conf.chandef.chan->band; |
1314 | u8 num_supported_rates = 0; |
1315 | u8 rate_table_offset, rate_offset = 0; |
1316 | u32 rate_bitmap, configured_rates; |
1317 | u16 *selected_rates, min_rate; |
1318 | bool is_ht = false, is_sgi = false; |
1319 | u16 frame_len = sizeof(struct rsi_auto_rate); |
1320 | |
1321 | rsi_dbg(MGMT_TX_ZONE, |
1322 | fmt: "%s: Sending auto rate request frame\n" , __func__); |
1323 | |
1324 | skb = dev_alloc_skb(length: frame_len); |
1325 | if (!skb) { |
1326 | rsi_dbg(ERR_ZONE, fmt: "%s: Failed in allocation of skb\n" , |
1327 | __func__); |
1328 | return -ENOMEM; |
1329 | } |
1330 | |
1331 | memset(skb->data, 0, frame_len); |
1332 | selected_rates = kzalloc(size: 2 * RSI_TBL_SZ, GFP_KERNEL); |
1333 | if (!selected_rates) { |
1334 | rsi_dbg(ERR_ZONE, fmt: "%s: Failed in allocation of mem\n" , |
1335 | __func__); |
1336 | dev_kfree_skb(skb); |
1337 | return -ENOMEM; |
1338 | } |
1339 | |
1340 | auto_rate = (struct rsi_auto_rate *)skb->data; |
1341 | |
1342 | auto_rate->aarf_rssi = cpu_to_le16(((u16)3 << 6) | (u16)(18 & 0x3f)); |
1343 | auto_rate->collision_tolerance = cpu_to_le16(3); |
1344 | auto_rate->failure_limit = cpu_to_le16(3); |
1345 | auto_rate->initial_boundary = cpu_to_le16(3); |
1346 | auto_rate->max_threshold_limt = cpu_to_le16(27); |
1347 | |
1348 | auto_rate->desc.desc_dword0.frame_type = AUTO_RATE_IND; |
1349 | |
1350 | if (common->channel_width == BW_40MHZ) |
1351 | auto_rate->desc.desc_dword3.qid_tid = BW_40MHZ; |
1352 | auto_rate->desc.desc_dword3.sta_id = sta_id; |
1353 | |
1354 | if (vif->type == NL80211_IFTYPE_STATION) { |
1355 | rate_bitmap = common->bitrate_mask[band]; |
1356 | is_ht = common->vif_info[0].is_ht; |
1357 | is_sgi = common->vif_info[0].sgi; |
1358 | } else { |
1359 | rate_bitmap = sta->deflink.supp_rates[band]; |
1360 | is_ht = sta->deflink.ht_cap.ht_supported; |
1361 | if ((sta->deflink.ht_cap.cap & IEEE80211_HT_CAP_SGI_20) || |
1362 | (sta->deflink.ht_cap.cap & IEEE80211_HT_CAP_SGI_40)) |
1363 | is_sgi = true; |
1364 | } |
1365 | |
1366 | /* Limit to any rates administratively configured by cfg80211 */ |
1367 | configured_rates = common->rate_config[band].configured_mask ?: 0xffffffff; |
1368 | rate_bitmap &= configured_rates; |
1369 | |
1370 | if (band == NL80211_BAND_2GHZ) { |
1371 | if ((rate_bitmap == 0) && (is_ht)) |
1372 | min_rate = RSI_RATE_MCS0; |
1373 | else |
1374 | min_rate = RSI_RATE_1; |
1375 | rate_table_offset = 0; |
1376 | } else { |
1377 | if ((rate_bitmap == 0) && (is_ht)) |
1378 | min_rate = RSI_RATE_MCS0; |
1379 | else |
1380 | min_rate = RSI_RATE_6; |
1381 | rate_table_offset = 4; |
1382 | } |
1383 | |
1384 | for (ii = 0, jj = 0; |
1385 | ii < (ARRAY_SIZE(rsi_rates) - rate_table_offset); ii++) { |
1386 | if (rate_bitmap & BIT(ii)) { |
1387 | selected_rates[jj++] = |
1388 | (rsi_rates[ii + rate_table_offset].bitrate / 5); |
1389 | rate_offset++; |
1390 | } |
1391 | } |
1392 | num_supported_rates = jj; |
1393 | |
1394 | if (is_ht) { |
1395 | for (ii = 0; ii < ARRAY_SIZE(mcs); ii++) { |
1396 | if (configured_rates & BIT(ii + ARRAY_SIZE(rsi_rates))) { |
1397 | selected_rates[jj++] = mcs[ii]; |
1398 | num_supported_rates++; |
1399 | rate_offset++; |
1400 | } |
1401 | } |
1402 | } |
1403 | |
1404 | sort(base: selected_rates, num: jj, size: sizeof(u16), cmp_func: &rsi_compare, NULL); |
1405 | |
1406 | /* mapping the rates to RSI rates */ |
1407 | for (ii = 0; ii < jj; ii++) { |
1408 | if (rsi_map_rates(rate: selected_rates[ii], offset: &kk)) { |
1409 | auto_rate->supported_rates[ii] = |
1410 | cpu_to_le16(rsi_rates[kk].hw_value); |
1411 | } else { |
1412 | auto_rate->supported_rates[ii] = |
1413 | cpu_to_le16(rsi_mcsrates[kk]); |
1414 | } |
1415 | } |
1416 | |
1417 | /* loading HT rates in the bottom half of the auto rate table */ |
1418 | if (is_ht) { |
1419 | for (ii = rate_offset, kk = ARRAY_SIZE(rsi_mcsrates) - 1; |
1420 | ii < rate_offset + 2 * ARRAY_SIZE(rsi_mcsrates); ii++) { |
1421 | if (is_sgi || conf_is_ht40(conf: &common->priv->hw->conf)) |
1422 | auto_rate->supported_rates[ii++] = |
1423 | cpu_to_le16(rsi_mcsrates[kk] | BIT(9)); |
1424 | else |
1425 | auto_rate->supported_rates[ii++] = |
1426 | cpu_to_le16(rsi_mcsrates[kk]); |
1427 | auto_rate->supported_rates[ii] = |
1428 | cpu_to_le16(rsi_mcsrates[kk--]); |
1429 | } |
1430 | |
1431 | for (; ii < (RSI_TBL_SZ - 1); ii++) { |
1432 | auto_rate->supported_rates[ii] = |
1433 | cpu_to_le16(rsi_mcsrates[0]); |
1434 | } |
1435 | } |
1436 | |
1437 | for (; ii < RSI_TBL_SZ; ii++) |
1438 | auto_rate->supported_rates[ii] = cpu_to_le16(min_rate); |
1439 | |
1440 | auto_rate->num_supported_rates = cpu_to_le16(num_supported_rates * 2); |
1441 | auto_rate->moderate_rate_inx = cpu_to_le16(num_supported_rates / 2); |
1442 | num_supported_rates *= 2; |
1443 | |
1444 | rsi_set_len_qno(addr: &auto_rate->desc.desc_dword0.len_qno, |
1445 | len: (frame_len - FRAME_DESC_SZ), RSI_WIFI_MGMT_Q); |
1446 | |
1447 | skb_put(skb, len: frame_len); |
1448 | kfree(objp: selected_rates); |
1449 | |
1450 | return rsi_send_internal_mgmt_frame(common, skb); |
1451 | } |
1452 | |
1453 | /** |
1454 | * rsi_inform_bss_status() - This function informs about bss status with the |
1455 | * help of sta notify params by sending an internal |
1456 | * management frame to firmware. |
1457 | * @common: Pointer to the driver private structure. |
1458 | * @opmode: Operating mode of device. |
1459 | * @status: Bss status type. |
1460 | * @addr: Address of the register. |
1461 | * @qos_enable: Qos is enabled. |
1462 | * @aid: Aid (unique for all STAs). |
1463 | * @sta: mac80211 station. |
1464 | * @sta_id: station id. |
1465 | * @assoc_cap: capabilities. |
1466 | * @vif: Pointer to the ieee80211_vif structure. |
1467 | * |
1468 | * Return: None. |
1469 | */ |
1470 | void rsi_inform_bss_status(struct rsi_common *common, |
1471 | enum opmode opmode, |
1472 | u8 status, |
1473 | const u8 *addr, |
1474 | u8 qos_enable, |
1475 | u16 aid, |
1476 | struct ieee80211_sta *sta, |
1477 | u16 sta_id, |
1478 | u16 assoc_cap, |
1479 | struct ieee80211_vif *vif) |
1480 | { |
1481 | if (status) { |
1482 | if (opmode == RSI_OPMODE_STA) |
1483 | common->hw_data_qs_blocked = true; |
1484 | rsi_hal_send_sta_notify_frame(common, |
1485 | opmode, |
1486 | notify_event: STA_CONNECTED, |
1487 | bssid: addr, |
1488 | qos_enable, |
1489 | aid, sta_id, |
1490 | vif); |
1491 | if (!common->rate_config[common->band].fixed_enabled) |
1492 | rsi_send_auto_rate_request(common, sta, sta_id, vif); |
1493 | if (opmode == RSI_OPMODE_STA && |
1494 | !(assoc_cap & WLAN_CAPABILITY_PRIVACY) && |
1495 | !rsi_send_block_unblock_frame(common, event: false)) |
1496 | common->hw_data_qs_blocked = false; |
1497 | } else { |
1498 | if (opmode == RSI_OPMODE_STA) |
1499 | common->hw_data_qs_blocked = true; |
1500 | |
1501 | if (!(common->wow_flags & RSI_WOW_ENABLED)) |
1502 | rsi_hal_send_sta_notify_frame(common, opmode, |
1503 | notify_event: STA_DISCONNECTED, bssid: addr, |
1504 | qos_enable, aid, sta_id, |
1505 | vif); |
1506 | if (opmode == RSI_OPMODE_STA) |
1507 | rsi_send_block_unblock_frame(common, event: true); |
1508 | } |
1509 | } |
1510 | |
1511 | /** |
1512 | * rsi_eeprom_read() - This function sends a frame to read the mac address |
1513 | * from the eeprom. |
1514 | * @common: Pointer to the driver private structure. |
1515 | * |
1516 | * Return: 0 on success, -1 on failure. |
1517 | */ |
1518 | static int rsi_eeprom_read(struct rsi_common *common) |
1519 | { |
1520 | struct rsi_eeprom_read_frame *mgmt_frame; |
1521 | struct rsi_hw *adapter = common->priv; |
1522 | struct sk_buff *skb; |
1523 | |
1524 | rsi_dbg(MGMT_TX_ZONE, fmt: "%s: Sending EEPROM read req frame\n" , __func__); |
1525 | |
1526 | skb = dev_alloc_skb(FRAME_DESC_SZ); |
1527 | if (!skb) { |
1528 | rsi_dbg(ERR_ZONE, fmt: "%s: Failed in allocation of skb\n" , |
1529 | __func__); |
1530 | return -ENOMEM; |
1531 | } |
1532 | |
1533 | memset(skb->data, 0, FRAME_DESC_SZ); |
1534 | mgmt_frame = (struct rsi_eeprom_read_frame *)skb->data; |
1535 | |
1536 | /* FrameType */ |
1537 | rsi_set_len_qno(addr: &mgmt_frame->len_qno, len: 0, RSI_WIFI_MGMT_Q); |
1538 | mgmt_frame->pkt_type = EEPROM_READ; |
1539 | |
1540 | /* Number of bytes to read */ |
1541 | mgmt_frame->pkt_info = |
1542 | cpu_to_le32((adapter->eeprom.length << RSI_EEPROM_LEN_OFFSET) & |
1543 | RSI_EEPROM_LEN_MASK); |
1544 | mgmt_frame->pkt_info |= cpu_to_le32((3 << RSI_EEPROM_HDR_SIZE_OFFSET) & |
1545 | RSI_EEPROM_HDR_SIZE_MASK); |
1546 | |
1547 | /* Address to read */ |
1548 | mgmt_frame->eeprom_offset = cpu_to_le32(adapter->eeprom.offset); |
1549 | |
1550 | skb_put(skb, FRAME_DESC_SZ); |
1551 | |
1552 | return rsi_send_internal_mgmt_frame(common, skb); |
1553 | } |
1554 | |
1555 | /** |
1556 | * rsi_send_block_unblock_frame() - This function sends a frame to block/unblock |
1557 | * data queues in the firmware |
1558 | * |
1559 | * @common: Pointer to the driver private structure. |
1560 | * @block_event: Event block if true, unblock if false |
1561 | * returns 0 on success, -1 on failure. |
1562 | */ |
1563 | int rsi_send_block_unblock_frame(struct rsi_common *common, bool block_event) |
1564 | { |
1565 | struct rsi_block_unblock_data *mgmt_frame; |
1566 | struct sk_buff *skb; |
1567 | |
1568 | rsi_dbg(MGMT_TX_ZONE, fmt: "%s: Sending block/unblock frame\n" , __func__); |
1569 | |
1570 | skb = dev_alloc_skb(FRAME_DESC_SZ); |
1571 | if (!skb) { |
1572 | rsi_dbg(ERR_ZONE, fmt: "%s: Failed in allocation of skb\n" , |
1573 | __func__); |
1574 | return -ENOMEM; |
1575 | } |
1576 | |
1577 | memset(skb->data, 0, FRAME_DESC_SZ); |
1578 | mgmt_frame = (struct rsi_block_unblock_data *)skb->data; |
1579 | |
1580 | rsi_set_len_qno(addr: &mgmt_frame->desc_dword0.len_qno, len: 0, RSI_WIFI_MGMT_Q); |
1581 | mgmt_frame->desc_dword0.frame_type = BLOCK_HW_QUEUE; |
1582 | mgmt_frame->host_quiet_info = QUIET_INFO_VALID; |
1583 | |
1584 | if (block_event) { |
1585 | rsi_dbg(INFO_ZONE, fmt: "blocking the data qs\n" ); |
1586 | mgmt_frame->block_q_bitmap = cpu_to_le16(0xf); |
1587 | mgmt_frame->block_q_bitmap |= cpu_to_le16(0xf << 4); |
1588 | } else { |
1589 | rsi_dbg(INFO_ZONE, fmt: "unblocking the data qs\n" ); |
1590 | mgmt_frame->unblock_q_bitmap = cpu_to_le16(0xf); |
1591 | mgmt_frame->unblock_q_bitmap |= cpu_to_le16(0xf << 4); |
1592 | } |
1593 | |
1594 | skb_put(skb, FRAME_DESC_SZ); |
1595 | |
1596 | return rsi_send_internal_mgmt_frame(common, skb); |
1597 | } |
1598 | |
1599 | /** |
1600 | * rsi_send_rx_filter_frame() - Sends a frame to filter the RX packets |
1601 | * |
1602 | * @common: Pointer to the driver private structure. |
1603 | * @rx_filter_word: Flags of filter packets |
1604 | * |
1605 | * Returns 0 on success, -1 on failure. |
1606 | */ |
1607 | int rsi_send_rx_filter_frame(struct rsi_common *common, u16 rx_filter_word) |
1608 | { |
1609 | struct rsi_mac_frame *cmd_frame; |
1610 | struct sk_buff *skb; |
1611 | |
1612 | rsi_dbg(MGMT_TX_ZONE, fmt: "Sending RX filter frame\n" ); |
1613 | |
1614 | skb = dev_alloc_skb(FRAME_DESC_SZ); |
1615 | if (!skb) { |
1616 | rsi_dbg(ERR_ZONE, fmt: "%s: Failed in allocation of skb\n" , |
1617 | __func__); |
1618 | return -ENOMEM; |
1619 | } |
1620 | |
1621 | memset(skb->data, 0, FRAME_DESC_SZ); |
1622 | cmd_frame = (struct rsi_mac_frame *)skb->data; |
1623 | |
1624 | cmd_frame->desc_word[0] = cpu_to_le16(RSI_WIFI_MGMT_Q << 12); |
1625 | cmd_frame->desc_word[1] = cpu_to_le16(SET_RX_FILTER); |
1626 | cmd_frame->desc_word[4] = cpu_to_le16(rx_filter_word); |
1627 | |
1628 | skb_put(skb, FRAME_DESC_SZ); |
1629 | |
1630 | return rsi_send_internal_mgmt_frame(common, skb); |
1631 | } |
1632 | |
1633 | int rsi_send_ps_request(struct rsi_hw *adapter, bool enable, |
1634 | struct ieee80211_vif *vif) |
1635 | { |
1636 | struct rsi_common *common = adapter->priv; |
1637 | struct rsi_request_ps *ps; |
1638 | struct rsi_ps_info *ps_info; |
1639 | struct sk_buff *skb; |
1640 | int frame_len = sizeof(*ps); |
1641 | |
1642 | skb = dev_alloc_skb(length: frame_len); |
1643 | if (!skb) |
1644 | return -ENOMEM; |
1645 | memset(skb->data, 0, frame_len); |
1646 | |
1647 | ps = (struct rsi_request_ps *)skb->data; |
1648 | ps_info = &adapter->ps_info; |
1649 | |
1650 | rsi_set_len_qno(addr: &ps->desc.desc_dword0.len_qno, |
1651 | len: (frame_len - FRAME_DESC_SZ), RSI_WIFI_MGMT_Q); |
1652 | ps->desc.desc_dword0.frame_type = WAKEUP_SLEEP_REQUEST; |
1653 | if (enable) { |
1654 | ps->ps_sleep.enable = RSI_PS_ENABLE; |
1655 | ps->desc.desc_dword3.token = cpu_to_le16(RSI_SLEEP_REQUEST); |
1656 | } else { |
1657 | ps->ps_sleep.enable = RSI_PS_DISABLE; |
1658 | ps->desc.desc_dword0.len_qno |= cpu_to_le16(RSI_PS_DISABLE_IND); |
1659 | ps->desc.desc_dword3.token = cpu_to_le16(RSI_WAKEUP_REQUEST); |
1660 | } |
1661 | |
1662 | ps->ps_uapsd_acs = common->uapsd_bitmap; |
1663 | |
1664 | ps->ps_sleep.sleep_type = ps_info->sleep_type; |
1665 | ps->ps_sleep.num_bcns_per_lis_int = |
1666 | cpu_to_le16(ps_info->num_bcns_per_lis_int); |
1667 | ps->ps_sleep.sleep_duration = |
1668 | cpu_to_le32(ps_info->deep_sleep_wakeup_period); |
1669 | |
1670 | if (vif->cfg.assoc) |
1671 | ps->ps_sleep.connected_sleep = RSI_CONNECTED_SLEEP; |
1672 | else |
1673 | ps->ps_sleep.connected_sleep = RSI_DEEP_SLEEP; |
1674 | |
1675 | ps->ps_listen_interval = cpu_to_le32(ps_info->listen_interval); |
1676 | ps->ps_dtim_interval_duration = |
1677 | cpu_to_le32(ps_info->dtim_interval_duration); |
1678 | |
1679 | if (ps_info->listen_interval > ps_info->dtim_interval_duration) |
1680 | ps->ps_listen_interval = cpu_to_le32(RSI_PS_DISABLE); |
1681 | |
1682 | ps->ps_num_dtim_intervals = cpu_to_le16(ps_info->num_dtims_per_sleep); |
1683 | skb_put(skb, len: frame_len); |
1684 | |
1685 | return rsi_send_internal_mgmt_frame(common, skb); |
1686 | } |
1687 | |
1688 | static int rsi_send_w9116_features(struct rsi_common *common) |
1689 | { |
1690 | struct rsi_wlan_9116_features *w9116_features; |
1691 | u16 frame_len = sizeof(struct rsi_wlan_9116_features); |
1692 | struct sk_buff *skb; |
1693 | |
1694 | rsi_dbg(MGMT_TX_ZONE, |
1695 | fmt: "%s: Sending wlan 9116 features\n" , __func__); |
1696 | |
1697 | skb = dev_alloc_skb(length: frame_len); |
1698 | if (!skb) |
1699 | return -ENOMEM; |
1700 | memset(skb->data, 0, frame_len); |
1701 | |
1702 | w9116_features = (struct rsi_wlan_9116_features *)skb->data; |
1703 | |
1704 | w9116_features->pll_mode = common->w9116_features.pll_mode; |
1705 | w9116_features->rf_type = common->w9116_features.rf_type; |
1706 | w9116_features->wireless_mode = common->w9116_features.wireless_mode; |
1707 | w9116_features->enable_ppe = common->w9116_features.enable_ppe; |
1708 | w9116_features->afe_type = common->w9116_features.afe_type; |
1709 | if (common->w9116_features.dpd) |
1710 | w9116_features->feature_enable |= cpu_to_le32(RSI_DPD); |
1711 | if (common->w9116_features.sifs_tx_enable) |
1712 | w9116_features->feature_enable |= |
1713 | cpu_to_le32(RSI_SIFS_TX_ENABLE); |
1714 | if (common->w9116_features.ps_options & RSI_DUTY_CYCLING) |
1715 | w9116_features->feature_enable |= cpu_to_le32(RSI_DUTY_CYCLING); |
1716 | if (common->w9116_features.ps_options & RSI_END_OF_FRAME) |
1717 | w9116_features->feature_enable |= cpu_to_le32(RSI_END_OF_FRAME); |
1718 | w9116_features->feature_enable |= |
1719 | cpu_to_le32((common->w9116_features.ps_options & ~0x3) << 2); |
1720 | |
1721 | rsi_set_len_qno(addr: &w9116_features->desc.desc_dword0.len_qno, |
1722 | len: frame_len - FRAME_DESC_SZ, RSI_WIFI_MGMT_Q); |
1723 | w9116_features->desc.desc_dword0.frame_type = FEATURES_ENABLE; |
1724 | skb_put(skb, len: frame_len); |
1725 | |
1726 | return rsi_send_internal_mgmt_frame(common, skb); |
1727 | } |
1728 | |
1729 | /** |
1730 | * rsi_set_antenna() - This function send antenna configuration request |
1731 | * to device |
1732 | * |
1733 | * @common: Pointer to the driver private structure. |
1734 | * @antenna: bitmap for tx antenna selection |
1735 | * |
1736 | * Return: 0 on Success, negative error code on failure |
1737 | */ |
1738 | int rsi_set_antenna(struct rsi_common *common, u8 antenna) |
1739 | { |
1740 | struct rsi_ant_sel_frame *ant_sel_frame; |
1741 | struct sk_buff *skb; |
1742 | |
1743 | skb = dev_alloc_skb(FRAME_DESC_SZ); |
1744 | if (!skb) { |
1745 | rsi_dbg(ERR_ZONE, fmt: "%s: Failed in allocation of skb\n" , |
1746 | __func__); |
1747 | return -ENOMEM; |
1748 | } |
1749 | |
1750 | memset(skb->data, 0, FRAME_DESC_SZ); |
1751 | |
1752 | ant_sel_frame = (struct rsi_ant_sel_frame *)skb->data; |
1753 | ant_sel_frame->desc_dword0.frame_type = ANT_SEL_FRAME; |
1754 | ant_sel_frame->sub_frame_type = ANTENNA_SEL_TYPE; |
1755 | ant_sel_frame->ant_value = cpu_to_le16(antenna & ANTENNA_MASK_VALUE); |
1756 | rsi_set_len_qno(addr: &ant_sel_frame->desc_dword0.len_qno, |
1757 | len: 0, RSI_WIFI_MGMT_Q); |
1758 | skb_put(skb, FRAME_DESC_SZ); |
1759 | |
1760 | return rsi_send_internal_mgmt_frame(common, skb); |
1761 | } |
1762 | |
1763 | static int rsi_send_beacon(struct rsi_common *common) |
1764 | { |
1765 | struct sk_buff *skb = NULL; |
1766 | u8 dword_align_bytes = 0; |
1767 | |
1768 | skb = dev_alloc_skb(MAX_MGMT_PKT_SIZE); |
1769 | if (!skb) |
1770 | return -ENOMEM; |
1771 | |
1772 | memset(skb->data, 0, MAX_MGMT_PKT_SIZE); |
1773 | |
1774 | dword_align_bytes = ((unsigned long)skb->data & 0x3f); |
1775 | if (dword_align_bytes) |
1776 | skb_pull(skb, len: (64 - dword_align_bytes)); |
1777 | if (rsi_prepare_beacon(common, skb)) { |
1778 | rsi_dbg(ERR_ZONE, fmt: "Failed to prepare beacon\n" ); |
1779 | dev_kfree_skb(skb); |
1780 | return -EINVAL; |
1781 | } |
1782 | skb_queue_tail(list: &common->tx_queue[MGMT_BEACON_Q], newsk: skb); |
1783 | rsi_set_event(event: &common->tx_thread.event); |
1784 | rsi_dbg(DATA_TX_ZONE, fmt: "%s: Added to beacon queue\n" , __func__); |
1785 | |
1786 | return 0; |
1787 | } |
1788 | |
1789 | #ifdef CONFIG_PM |
1790 | int rsi_send_wowlan_request(struct rsi_common *common, u16 flags, |
1791 | u16 sleep_status) |
1792 | { |
1793 | struct rsi_wowlan_req *cmd_frame; |
1794 | struct sk_buff *skb; |
1795 | u8 length; |
1796 | |
1797 | rsi_dbg(ERR_ZONE, fmt: "%s: Sending wowlan request frame\n" , __func__); |
1798 | |
1799 | length = sizeof(*cmd_frame); |
1800 | skb = dev_alloc_skb(length); |
1801 | if (!skb) |
1802 | return -ENOMEM; |
1803 | memset(skb->data, 0, length); |
1804 | cmd_frame = (struct rsi_wowlan_req *)skb->data; |
1805 | |
1806 | rsi_set_len_qno(addr: &cmd_frame->desc.desc_dword0.len_qno, |
1807 | len: (length - FRAME_DESC_SZ), |
1808 | RSI_WIFI_MGMT_Q); |
1809 | cmd_frame->desc.desc_dword0.frame_type = WOWLAN_CONFIG_PARAMS; |
1810 | cmd_frame->host_sleep_status = sleep_status; |
1811 | if (common->secinfo.gtk_cipher) |
1812 | flags |= RSI_WOW_GTK_REKEY; |
1813 | if (sleep_status) |
1814 | cmd_frame->wow_flags = flags; |
1815 | rsi_dbg(INFO_ZONE, fmt: "Host_Sleep_Status : %d Flags : %d\n" , |
1816 | cmd_frame->host_sleep_status, cmd_frame->wow_flags); |
1817 | |
1818 | skb_put(skb, len: length); |
1819 | |
1820 | return rsi_send_internal_mgmt_frame(common, skb); |
1821 | } |
1822 | #endif |
1823 | |
1824 | int rsi_send_bgscan_params(struct rsi_common *common, int enable) |
1825 | { |
1826 | struct rsi_bgscan_params *params = &common->bgscan; |
1827 | struct cfg80211_scan_request *scan_req = common->hwscan; |
1828 | struct rsi_bgscan_config *bgscan; |
1829 | struct sk_buff *skb; |
1830 | u16 frame_len = sizeof(*bgscan); |
1831 | u8 i; |
1832 | |
1833 | rsi_dbg(MGMT_TX_ZONE, fmt: "%s: Sending bgscan params frame\n" , __func__); |
1834 | |
1835 | skb = dev_alloc_skb(length: frame_len); |
1836 | if (!skb) |
1837 | return -ENOMEM; |
1838 | memset(skb->data, 0, frame_len); |
1839 | |
1840 | bgscan = (struct rsi_bgscan_config *)skb->data; |
1841 | rsi_set_len_qno(addr: &bgscan->desc_dword0.len_qno, |
1842 | len: (frame_len - FRAME_DESC_SZ), RSI_WIFI_MGMT_Q); |
1843 | bgscan->desc_dword0.frame_type = BG_SCAN_PARAMS; |
1844 | bgscan->bgscan_threshold = cpu_to_le16(params->bgscan_threshold); |
1845 | bgscan->roam_threshold = cpu_to_le16(params->roam_threshold); |
1846 | if (enable) |
1847 | bgscan->bgscan_periodicity = |
1848 | cpu_to_le16(params->bgscan_periodicity); |
1849 | bgscan->active_scan_duration = |
1850 | cpu_to_le16(params->active_scan_duration); |
1851 | bgscan->passive_scan_duration = |
1852 | cpu_to_le16(params->passive_scan_duration); |
1853 | bgscan->two_probe = params->two_probe; |
1854 | |
1855 | bgscan->num_bgscan_channels = scan_req->n_channels; |
1856 | for (i = 0; i < bgscan->num_bgscan_channels; i++) |
1857 | bgscan->channels2scan[i] = |
1858 | cpu_to_le16(scan_req->channels[i]->hw_value); |
1859 | |
1860 | skb_put(skb, len: frame_len); |
1861 | |
1862 | return rsi_send_internal_mgmt_frame(common, skb); |
1863 | } |
1864 | |
1865 | /* This function sends the probe request to be used by firmware in |
1866 | * background scan |
1867 | */ |
1868 | int rsi_send_bgscan_probe_req(struct rsi_common *common, |
1869 | struct ieee80211_vif *vif) |
1870 | { |
1871 | struct cfg80211_scan_request *scan_req = common->hwscan; |
1872 | struct rsi_bgscan_probe *bgscan; |
1873 | struct sk_buff *skb; |
1874 | struct sk_buff *probereq_skb; |
1875 | u16 frame_len = sizeof(*bgscan); |
1876 | size_t ssid_len = 0; |
1877 | u8 *ssid = NULL; |
1878 | |
1879 | rsi_dbg(MGMT_TX_ZONE, |
1880 | fmt: "%s: Sending bgscan probe req frame\n" , __func__); |
1881 | |
1882 | if (common->priv->sc_nvifs <= 0) |
1883 | return -ENODEV; |
1884 | |
1885 | if (scan_req->n_ssids) { |
1886 | ssid = scan_req->ssids[0].ssid; |
1887 | ssid_len = scan_req->ssids[0].ssid_len; |
1888 | } |
1889 | |
1890 | skb = dev_alloc_skb(length: frame_len + MAX_BGSCAN_PROBE_REQ_LEN); |
1891 | if (!skb) |
1892 | return -ENOMEM; |
1893 | memset(skb->data, 0, frame_len + MAX_BGSCAN_PROBE_REQ_LEN); |
1894 | |
1895 | bgscan = (struct rsi_bgscan_probe *)skb->data; |
1896 | bgscan->desc_dword0.frame_type = BG_SCAN_PROBE_REQ; |
1897 | bgscan->flags = cpu_to_le16(HOST_BG_SCAN_TRIG); |
1898 | if (common->band == NL80211_BAND_5GHZ) { |
1899 | bgscan->mgmt_rate = cpu_to_le16(RSI_RATE_6); |
1900 | bgscan->def_chan = cpu_to_le16(40); |
1901 | } else { |
1902 | bgscan->mgmt_rate = cpu_to_le16(RSI_RATE_1); |
1903 | bgscan->def_chan = cpu_to_le16(11); |
1904 | } |
1905 | bgscan->channel_scan_time = cpu_to_le16(RSI_CHANNEL_SCAN_TIME); |
1906 | |
1907 | probereq_skb = ieee80211_probereq_get(hw: common->priv->hw, src_addr: vif->addr, ssid, |
1908 | ssid_len, tailroom: scan_req->ie_len); |
1909 | if (!probereq_skb) { |
1910 | dev_kfree_skb(skb); |
1911 | return -ENOMEM; |
1912 | } |
1913 | |
1914 | memcpy(&skb->data[frame_len], probereq_skb->data, probereq_skb->len); |
1915 | |
1916 | bgscan->probe_req_length = cpu_to_le16(probereq_skb->len); |
1917 | |
1918 | rsi_set_len_qno(addr: &bgscan->desc_dword0.len_qno, |
1919 | len: (frame_len - FRAME_DESC_SZ + probereq_skb->len), |
1920 | RSI_WIFI_MGMT_Q); |
1921 | |
1922 | skb_put(skb, len: frame_len + probereq_skb->len); |
1923 | |
1924 | dev_kfree_skb(probereq_skb); |
1925 | |
1926 | return rsi_send_internal_mgmt_frame(common, skb); |
1927 | } |
1928 | |
1929 | /** |
1930 | * rsi_handle_ta_confirm_type() - This function handles the confirm frames. |
1931 | * @common: Pointer to the driver private structure. |
1932 | * @msg: Pointer to received packet. |
1933 | * |
1934 | * Return: 0 on success, -1 on failure. |
1935 | */ |
1936 | static int rsi_handle_ta_confirm_type(struct rsi_common *common, |
1937 | u8 *msg) |
1938 | { |
1939 | struct rsi_hw *adapter = common->priv; |
1940 | u8 sub_type = (msg[15] & 0xff); |
1941 | u16 msg_len = ((u16 *)msg)[0] & 0xfff; |
1942 | u8 offset; |
1943 | |
1944 | switch (sub_type) { |
1945 | case BOOTUP_PARAMS_REQUEST: |
1946 | rsi_dbg(FSM_ZONE, fmt: "%s: Boot up params confirm received\n" , |
1947 | __func__); |
1948 | if (common->fsm_state == FSM_BOOT_PARAMS_SENT) { |
1949 | if (adapter->device_model == RSI_DEV_9116) { |
1950 | common->band = NL80211_BAND_5GHZ; |
1951 | common->num_supp_bands = 2; |
1952 | |
1953 | if (rsi_send_reset_mac(common)) |
1954 | goto out; |
1955 | else |
1956 | common->fsm_state = FSM_RESET_MAC_SENT; |
1957 | } else { |
1958 | adapter->eeprom.length = |
1959 | (IEEE80211_ADDR_LEN + |
1960 | WLAN_MAC_MAGIC_WORD_LEN + |
1961 | WLAN_HOST_MODE_LEN); |
1962 | adapter->eeprom.offset = WLAN_MAC_EEPROM_ADDR; |
1963 | if (rsi_eeprom_read(common)) { |
1964 | common->fsm_state = FSM_CARD_NOT_READY; |
1965 | goto out; |
1966 | } |
1967 | common->fsm_state = FSM_EEPROM_READ_MAC_ADDR; |
1968 | } |
1969 | } else { |
1970 | rsi_dbg(INFO_ZONE, |
1971 | fmt: "%s: Received bootup params cfm in %d state\n" , |
1972 | __func__, common->fsm_state); |
1973 | return 0; |
1974 | } |
1975 | break; |
1976 | |
1977 | case EEPROM_READ: |
1978 | rsi_dbg(FSM_ZONE, fmt: "EEPROM READ confirm received\n" ); |
1979 | if (msg_len <= 0) { |
1980 | rsi_dbg(FSM_ZONE, |
1981 | fmt: "%s: [EEPROM_READ] Invalid len %d\n" , |
1982 | __func__, msg_len); |
1983 | goto out; |
1984 | } |
1985 | if (msg[16] != MAGIC_WORD) { |
1986 | rsi_dbg(FSM_ZONE, |
1987 | fmt: "%s: [EEPROM_READ] Invalid token\n" , __func__); |
1988 | common->fsm_state = FSM_CARD_NOT_READY; |
1989 | goto out; |
1990 | } |
1991 | if (common->fsm_state == FSM_EEPROM_READ_MAC_ADDR) { |
1992 | offset = (FRAME_DESC_SZ + WLAN_HOST_MODE_LEN + |
1993 | WLAN_MAC_MAGIC_WORD_LEN); |
1994 | memcpy(common->mac_addr, &msg[offset], ETH_ALEN); |
1995 | adapter->eeprom.length = |
1996 | ((WLAN_MAC_MAGIC_WORD_LEN + 3) & (~3)); |
1997 | adapter->eeprom.offset = WLAN_EEPROM_RFTYPE_ADDR; |
1998 | if (rsi_eeprom_read(common)) { |
1999 | rsi_dbg(ERR_ZONE, |
2000 | fmt: "%s: Failed reading RF band\n" , |
2001 | __func__); |
2002 | common->fsm_state = FSM_CARD_NOT_READY; |
2003 | goto out; |
2004 | } |
2005 | common->fsm_state = FSM_EEPROM_READ_RF_TYPE; |
2006 | } else if (common->fsm_state == FSM_EEPROM_READ_RF_TYPE) { |
2007 | if ((msg[17] & 0x3) == 0x3) { |
2008 | rsi_dbg(INIT_ZONE, fmt: "Dual band supported\n" ); |
2009 | common->band = NL80211_BAND_5GHZ; |
2010 | common->num_supp_bands = 2; |
2011 | } else if ((msg[17] & 0x3) == 0x1) { |
2012 | rsi_dbg(INIT_ZONE, |
2013 | fmt: "Only 2.4Ghz band supported\n" ); |
2014 | common->band = NL80211_BAND_2GHZ; |
2015 | common->num_supp_bands = 1; |
2016 | } |
2017 | if (rsi_send_reset_mac(common)) |
2018 | goto out; |
2019 | common->fsm_state = FSM_RESET_MAC_SENT; |
2020 | } else { |
2021 | rsi_dbg(ERR_ZONE, fmt: "%s: Invalid EEPROM read type\n" , |
2022 | __func__); |
2023 | return 0; |
2024 | } |
2025 | break; |
2026 | |
2027 | case RESET_MAC_REQ: |
2028 | if (common->fsm_state == FSM_RESET_MAC_SENT) { |
2029 | rsi_dbg(FSM_ZONE, fmt: "%s: Reset MAC cfm received\n" , |
2030 | __func__); |
2031 | |
2032 | if (rsi_load_radio_caps(common)) |
2033 | goto out; |
2034 | else |
2035 | common->fsm_state = FSM_RADIO_CAPS_SENT; |
2036 | } else { |
2037 | rsi_dbg(ERR_ZONE, |
2038 | fmt: "%s: Received reset mac cfm in %d state\n" , |
2039 | __func__, common->fsm_state); |
2040 | return 0; |
2041 | } |
2042 | break; |
2043 | |
2044 | case RADIO_CAPABILITIES: |
2045 | if (common->fsm_state == FSM_RADIO_CAPS_SENT) { |
2046 | common->rf_reset = 1; |
2047 | if (adapter->device_model == RSI_DEV_9116 && |
2048 | rsi_send_w9116_features(common)) { |
2049 | rsi_dbg(ERR_ZONE, |
2050 | fmt: "Failed to send 9116 features\n" ); |
2051 | goto out; |
2052 | } |
2053 | if (rsi_program_bb_rf(common)) { |
2054 | goto out; |
2055 | } else { |
2056 | common->fsm_state = FSM_BB_RF_PROG_SENT; |
2057 | rsi_dbg(FSM_ZONE, fmt: "%s: Radio cap cfm received\n" , |
2058 | __func__); |
2059 | } |
2060 | } else { |
2061 | rsi_dbg(INFO_ZONE, |
2062 | fmt: "%s: Received radio caps cfm in %d state\n" , |
2063 | __func__, common->fsm_state); |
2064 | return 0; |
2065 | } |
2066 | break; |
2067 | |
2068 | case BB_PROG_VALUES_REQUEST: |
2069 | case RF_PROG_VALUES_REQUEST: |
2070 | case BBP_PROG_IN_TA: |
2071 | rsi_dbg(FSM_ZONE, fmt: "%s: BB/RF cfm received\n" , __func__); |
2072 | if (common->fsm_state == FSM_BB_RF_PROG_SENT) { |
2073 | common->bb_rf_prog_count--; |
2074 | if (!common->bb_rf_prog_count) { |
2075 | common->fsm_state = FSM_MAC_INIT_DONE; |
2076 | if (common->reinit_hw) { |
2077 | complete(&common->wlan_init_completion); |
2078 | } else { |
2079 | if (common->bt_defer_attach) |
2080 | rsi_attach_bt(common); |
2081 | |
2082 | return rsi_mac80211_attach(common); |
2083 | } |
2084 | } |
2085 | } else { |
2086 | rsi_dbg(INFO_ZONE, |
2087 | fmt: "%s: Received bbb_rf cfm in %d state\n" , |
2088 | __func__, common->fsm_state); |
2089 | return 0; |
2090 | } |
2091 | break; |
2092 | |
2093 | case SCAN_REQUEST: |
2094 | rsi_dbg(INFO_ZONE, fmt: "Set channel confirm\n" ); |
2095 | break; |
2096 | |
2097 | case WAKEUP_SLEEP_REQUEST: |
2098 | rsi_dbg(INFO_ZONE, fmt: "Wakeup/Sleep confirmation.\n" ); |
2099 | return rsi_handle_ps_confirm(adapter, msg); |
2100 | |
2101 | case BG_SCAN_PROBE_REQ: |
2102 | rsi_dbg(INFO_ZONE, fmt: "BG scan complete event\n" ); |
2103 | if (common->bgscan_en) { |
2104 | struct cfg80211_scan_info info; |
2105 | |
2106 | if (!rsi_send_bgscan_params(common, RSI_STOP_BGSCAN)) |
2107 | common->bgscan_en = 0; |
2108 | info.aborted = false; |
2109 | ieee80211_scan_completed(hw: adapter->hw, info: &info); |
2110 | } |
2111 | rsi_dbg(INFO_ZONE, fmt: "Background scan completed\n" ); |
2112 | break; |
2113 | |
2114 | default: |
2115 | rsi_dbg(INFO_ZONE, fmt: "%s: Invalid TA confirm pkt received\n" , |
2116 | __func__); |
2117 | break; |
2118 | } |
2119 | return 0; |
2120 | out: |
2121 | rsi_dbg(ERR_ZONE, fmt: "%s: Unable to send pkt/Invalid frame received\n" , |
2122 | __func__); |
2123 | return -EINVAL; |
2124 | } |
2125 | |
2126 | int rsi_handle_card_ready(struct rsi_common *common, u8 *msg) |
2127 | { |
2128 | int status; |
2129 | |
2130 | switch (common->fsm_state) { |
2131 | case FSM_CARD_NOT_READY: |
2132 | rsi_dbg(INIT_ZONE, fmt: "Card ready indication from Common HAL\n" ); |
2133 | rsi_set_default_parameters(common); |
2134 | if (rsi_send_common_dev_params(common) < 0) |
2135 | return -EINVAL; |
2136 | common->fsm_state = FSM_COMMON_DEV_PARAMS_SENT; |
2137 | break; |
2138 | case FSM_COMMON_DEV_PARAMS_SENT: |
2139 | rsi_dbg(INIT_ZONE, fmt: "Card ready indication from WLAN HAL\n" ); |
2140 | |
2141 | if (common->priv->device_model == RSI_DEV_9116) { |
2142 | if (msg[16] != MAGIC_WORD) { |
2143 | rsi_dbg(FSM_ZONE, |
2144 | fmt: "%s: [EEPROM_READ] Invalid token\n" , |
2145 | __func__); |
2146 | common->fsm_state = FSM_CARD_NOT_READY; |
2147 | return -EINVAL; |
2148 | } |
2149 | memcpy(common->mac_addr, &msg[20], ETH_ALEN); |
2150 | rsi_dbg(INIT_ZONE, fmt: "MAC Addr %pM" , common->mac_addr); |
2151 | } |
2152 | /* Get usb buffer status register address */ |
2153 | common->priv->usb_buffer_status_reg = *(u32 *)&msg[8]; |
2154 | rsi_dbg(INFO_ZONE, fmt: "USB buffer status register = %x\n" , |
2155 | common->priv->usb_buffer_status_reg); |
2156 | |
2157 | if (common->priv->device_model == RSI_DEV_9116) |
2158 | status = rsi_load_9116_bootup_params(common); |
2159 | else |
2160 | status = rsi_load_bootup_params(common); |
2161 | if (status < 0) { |
2162 | common->fsm_state = FSM_CARD_NOT_READY; |
2163 | return status; |
2164 | } |
2165 | common->fsm_state = FSM_BOOT_PARAMS_SENT; |
2166 | break; |
2167 | default: |
2168 | rsi_dbg(ERR_ZONE, |
2169 | fmt: "%s: card ready indication in invalid state %d.\n" , |
2170 | __func__, common->fsm_state); |
2171 | return -EINVAL; |
2172 | } |
2173 | |
2174 | return 0; |
2175 | } |
2176 | |
2177 | /** |
2178 | * rsi_mgmt_pkt_recv() - This function processes the management packets |
2179 | * received from the hardware. |
2180 | * @common: Pointer to the driver private structure. |
2181 | * @msg: Pointer to the received packet. |
2182 | * |
2183 | * Return: 0 on success, -1 on failure. |
2184 | */ |
2185 | int rsi_mgmt_pkt_recv(struct rsi_common *common, u8 *msg) |
2186 | { |
2187 | s32 msg_len = (le16_to_cpu(*(__le16 *)&msg[0]) & 0x0fff); |
2188 | u16 msg_type = (msg[2]); |
2189 | |
2190 | rsi_dbg(FSM_ZONE, fmt: "%s: Msg Len: %d, Msg Type: %4x\n" , |
2191 | __func__, msg_len, msg_type); |
2192 | |
2193 | switch (msg_type) { |
2194 | case TA_CONFIRM_TYPE: |
2195 | return rsi_handle_ta_confirm_type(common, msg); |
2196 | case CARD_READY_IND: |
2197 | common->hibernate_resume = false; |
2198 | rsi_dbg(FSM_ZONE, fmt: "%s: Card ready indication received\n" , |
2199 | __func__); |
2200 | return rsi_handle_card_ready(common, msg); |
2201 | case TX_STATUS_IND: |
2202 | switch (msg[RSI_TX_STATUS_TYPE]) { |
2203 | case PROBEREQ_CONFIRM: |
2204 | common->mgmt_q_block = false; |
2205 | rsi_dbg(FSM_ZONE, fmt: "%s: Probe confirm received\n" , |
2206 | __func__); |
2207 | break; |
2208 | case EAPOL4_CONFIRM: |
2209 | if (msg[RSI_TX_STATUS]) { |
2210 | common->eapol4_confirm = true; |
2211 | if (!rsi_send_block_unblock_frame(common, |
2212 | block_event: false)) |
2213 | common->hw_data_qs_blocked = false; |
2214 | } |
2215 | } |
2216 | break; |
2217 | case BEACON_EVENT_IND: |
2218 | rsi_dbg(INFO_ZONE, fmt: "Beacon event\n" ); |
2219 | if (common->fsm_state != FSM_MAC_INIT_DONE) |
2220 | return -1; |
2221 | if (common->iface_down) |
2222 | return -1; |
2223 | if (!common->beacon_enabled) |
2224 | return -1; |
2225 | rsi_send_beacon(common); |
2226 | break; |
2227 | case WOWLAN_WAKEUP_REASON: |
2228 | rsi_dbg(ERR_ZONE, fmt: "\n\nWakeup Type: %x\n" , msg[15]); |
2229 | switch (msg[15]) { |
2230 | case RSI_UNICAST_MAGIC_PKT: |
2231 | rsi_dbg(ERR_ZONE, |
2232 | fmt: "*** Wakeup for Unicast magic packet ***\n" ); |
2233 | break; |
2234 | case RSI_BROADCAST_MAGICPKT: |
2235 | rsi_dbg(ERR_ZONE, |
2236 | fmt: "*** Wakeup for Broadcast magic packet ***\n" ); |
2237 | break; |
2238 | case RSI_EAPOL_PKT: |
2239 | rsi_dbg(ERR_ZONE, |
2240 | fmt: "*** Wakeup for GTK renewal ***\n" ); |
2241 | break; |
2242 | case RSI_DISCONNECT_PKT: |
2243 | rsi_dbg(ERR_ZONE, |
2244 | fmt: "*** Wakeup for Disconnect ***\n" ); |
2245 | break; |
2246 | case RSI_HW_BMISS_PKT: |
2247 | rsi_dbg(ERR_ZONE, |
2248 | fmt: "*** Wakeup for HW Beacon miss ***\n" ); |
2249 | break; |
2250 | default: |
2251 | rsi_dbg(ERR_ZONE, |
2252 | fmt: "##### Un-intentional Wakeup #####\n" ); |
2253 | break; |
2254 | } |
2255 | break; |
2256 | case RX_DOT11_MGMT: |
2257 | return rsi_mgmt_pkt_to_core(common, msg, msg_len); |
2258 | default: |
2259 | rsi_dbg(INFO_ZONE, fmt: "Received packet type: 0x%x\n" , msg_type); |
2260 | } |
2261 | return 0; |
2262 | } |
2263 | |