1 /******************************************************************************
2  *
3  * Copyright(c) 2009-2012  Realtek Corporation.
4  *
5  * This program is free software; you can redistribute it and/or modify it
6  * under the terms of version 2 of the GNU General Public License as
7  * published by the Free Software Foundation.
8  *
9  * This program is distributed in the hope that it will be useful, but WITHOUT
10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
12  * more details.
13  *
14  * The full GNU General Public License is included in this distribution in the
15  * file called LICENSE.
16  *
17  * Contact Information:
18  * wlanfae <wlanfae@realtek.com>
19  * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
20  * Hsinchu 300, Taiwan.
21  *
22  * Larry Finger <Larry.Finger@lwfinger.net>
23  *
24  *****************************************************************************/
25 
26 #include "../wifi.h"
27 #include "../pci.h"
28 #include "../base.h"
29 #include "reg.h"
30 #include "def.h"
31 #include "fw.h"
32 
33 static void _rtl92s_fw_set_rqpn(struct ieee80211_hw *hw)
34 {
35 	struct rtl_priv *rtlpriv = rtl_priv(hw);
36 
37 	rtl_write_dword(rtlpriv, RQPN, 0xffffffff);
38 	rtl_write_dword(rtlpriv, RQPN + 4, 0xffffffff);
39 	rtl_write_byte(rtlpriv, RQPN + 8, 0xff);
40 	rtl_write_byte(rtlpriv, RQPN + 0xB, 0x80);
41 }
42 
43 static bool _rtl92s_firmware_enable_cpu(struct ieee80211_hw *hw)
44 {
45 	struct rtl_priv *rtlpriv = rtl_priv(hw);
46 	u32 ichecktime = 200;
47 	u16 tmpu2b;
48 	u8 tmpu1b, cpustatus = 0;
49 
50 	_rtl92s_fw_set_rqpn(hw);
51 
52 	/* Enable CPU. */
53 	tmpu1b = rtl_read_byte(rtlpriv, SYS_CLKR);
54 	/* AFE source */
55 	rtl_write_byte(rtlpriv, SYS_CLKR, (tmpu1b | SYS_CPU_CLKSEL));
56 
57 	tmpu2b = rtl_read_word(rtlpriv, REG_SYS_FUNC_EN);
58 	rtl_write_word(rtlpriv, REG_SYS_FUNC_EN, (tmpu2b | FEN_CPUEN));
59 
60 	/* Polling IMEM Ready after CPU has refilled. */
61 	do {
62 		cpustatus = rtl_read_byte(rtlpriv, TCR);
63 		if (cpustatus & IMEM_RDY) {
64 			RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD,
65 				 "IMEM Ready after CPU has refilled\n");
66 			break;
67 		}
68 
69 		udelay(100);
70 	} while (ichecktime--);
71 
72 	if (!(cpustatus & IMEM_RDY))
73 		return false;
74 
75 	return true;
76 }
77 
78 static enum fw_status _rtl92s_firmware_get_nextstatus(
79 		enum fw_status fw_currentstatus)
80 {
81 	enum fw_status	next_fwstatus = 0;
82 
83 	switch (fw_currentstatus) {
84 	case FW_STATUS_INIT:
85 		next_fwstatus = FW_STATUS_LOAD_IMEM;
86 		break;
87 	case FW_STATUS_LOAD_IMEM:
88 		next_fwstatus = FW_STATUS_LOAD_EMEM;
89 		break;
90 	case FW_STATUS_LOAD_EMEM:
91 		next_fwstatus = FW_STATUS_LOAD_DMEM;
92 		break;
93 	case FW_STATUS_LOAD_DMEM:
94 		next_fwstatus = FW_STATUS_READY;
95 		break;
96 	default:
97 		break;
98 	}
99 
100 	return next_fwstatus;
101 }
102 
103 static u8 _rtl92s_firmware_header_map_rftype(struct ieee80211_hw *hw)
104 {
105 	struct rtl_priv *rtlpriv = rtl_priv(hw);
106 	struct rtl_phy *rtlphy = &(rtlpriv->phy);
107 
108 	switch (rtlphy->rf_type) {
109 	case RF_1T1R:
110 		return 0x11;
111 	case RF_1T2R:
112 		return 0x12;
113 	case RF_2T2R:
114 		return 0x22;
115 	default:
116 		pr_err("Unknown RF type(%x)\n", rtlphy->rf_type);
117 		break;
118 	}
119 	return 0x22;
120 }
121 
122 static void _rtl92s_firmwareheader_priveupdate(struct ieee80211_hw *hw,
123 		struct fw_priv *pfw_priv)
124 {
125 	/* Update RF types for RATR settings. */
126 	pfw_priv->rf_config = _rtl92s_firmware_header_map_rftype(hw);
127 }
128 
129 
130 
131 static bool _rtl92s_cmd_send_packet(struct ieee80211_hw *hw,
132 		struct sk_buff *skb, u8 last)
133 {
134 	struct rtl_priv *rtlpriv = rtl_priv(hw);
135 	struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
136 	struct rtl8192_tx_ring *ring;
137 	struct rtl_tx_desc *pdesc;
138 	unsigned long flags;
139 	u8 idx = 0;
140 
141 	ring = &rtlpci->tx_ring[TXCMD_QUEUE];
142 
143 	spin_lock_irqsave(&rtlpriv->locks.irq_th_lock, flags);
144 
145 	idx = (ring->idx + skb_queue_len(&ring->queue)) % ring->entries;
146 	pdesc = &ring->desc[idx];
147 	rtlpriv->cfg->ops->fill_tx_cmddesc(hw, (u8 *)pdesc, 1, 1, skb);
148 	__skb_queue_tail(&ring->queue, skb);
149 
150 	spin_unlock_irqrestore(&rtlpriv->locks.irq_th_lock, flags);
151 
152 	return true;
153 }
154 
155 static bool _rtl92s_firmware_downloadcode(struct ieee80211_hw *hw,
156 		u8 *code_virtual_address, u32 buffer_len)
157 {
158 	struct rtl_priv *rtlpriv = rtl_priv(hw);
159 	struct sk_buff *skb;
160 	struct rtl_tcb_desc *tcb_desc;
161 	unsigned char *seg_ptr;
162 	u16 frag_threshold = MAX_FIRMWARE_CODE_SIZE;
163 	u16 frag_length, frag_offset = 0;
164 	u16 extra_descoffset = 0;
165 	u8 last_inipkt = 0;
166 
167 	_rtl92s_fw_set_rqpn(hw);
168 
169 	if (buffer_len >= MAX_FIRMWARE_CODE_SIZE) {
170 		pr_err("Size over FIRMWARE_CODE_SIZE!\n");
171 		return false;
172 	}
173 
174 	extra_descoffset = 0;
175 
176 	do {
177 		if ((buffer_len - frag_offset) > frag_threshold) {
178 			frag_length = frag_threshold + extra_descoffset;
179 		} else {
180 			frag_length = (u16)(buffer_len - frag_offset +
181 					    extra_descoffset);
182 			last_inipkt = 1;
183 		}
184 
185 		/* Allocate skb buffer to contain firmware */
186 		/* info and tx descriptor info. */
187 		skb = dev_alloc_skb(frag_length);
188 		if (!skb)
189 			return false;
190 		skb_reserve(skb, extra_descoffset);
191 		seg_ptr = skb_put_data(skb,
192 				       code_virtual_address + frag_offset,
193 				       (u32)(frag_length - extra_descoffset));
194 
195 		tcb_desc = (struct rtl_tcb_desc *)(skb->cb);
196 		tcb_desc->queue_index = TXCMD_QUEUE;
197 		tcb_desc->cmd_or_init = DESC_PACKET_TYPE_INIT;
198 		tcb_desc->last_inipkt = last_inipkt;
199 
200 		_rtl92s_cmd_send_packet(hw, skb, last_inipkt);
201 
202 		frag_offset += (frag_length - extra_descoffset);
203 
204 	} while (frag_offset < buffer_len);
205 
206 	rtl_write_byte(rtlpriv, TP_POLL, TPPOLL_CQ);
207 
208 	return true ;
209 }
210 
211 static bool _rtl92s_firmware_checkready(struct ieee80211_hw *hw,
212 		u8 loadfw_status)
213 {
214 	struct rtl_priv *rtlpriv = rtl_priv(hw);
215 	struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
216 	struct rt_firmware *firmware = (struct rt_firmware *)rtlhal->pfirmware;
217 	u32 tmpu4b;
218 	u8 cpustatus = 0;
219 	short pollingcnt = 1000;
220 	bool rtstatus = true;
221 
222 	RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD,
223 		 "LoadStaus(%d)\n", loadfw_status);
224 
225 	firmware->fwstatus = (enum fw_status)loadfw_status;
226 
227 	switch (loadfw_status) {
228 	case FW_STATUS_LOAD_IMEM:
229 		/* Polling IMEM code done. */
230 		do {
231 			cpustatus = rtl_read_byte(rtlpriv, TCR);
232 			if (cpustatus & IMEM_CODE_DONE)
233 				break;
234 			udelay(5);
235 		} while (pollingcnt--);
236 
237 		if (!(cpustatus & IMEM_CHK_RPT) || (pollingcnt <= 0)) {
238 			pr_err("FW_STATUS_LOAD_IMEM FAIL CPU, Status=%x\n",
239 			       cpustatus);
240 			goto status_check_fail;
241 		}
242 		break;
243 
244 	case FW_STATUS_LOAD_EMEM:
245 		/* Check Put Code OK and Turn On CPU */
246 		/* Polling EMEM code done. */
247 		do {
248 			cpustatus = rtl_read_byte(rtlpriv, TCR);
249 			if (cpustatus & EMEM_CODE_DONE)
250 				break;
251 			udelay(5);
252 		} while (pollingcnt--);
253 
254 		if (!(cpustatus & EMEM_CHK_RPT) || (pollingcnt <= 0)) {
255 			pr_err("FW_STATUS_LOAD_EMEM FAIL CPU, Status=%x\n",
256 			       cpustatus);
257 			goto status_check_fail;
258 		}
259 
260 		/* Turn On CPU */
261 		rtstatus = _rtl92s_firmware_enable_cpu(hw);
262 		if (!rtstatus) {
263 			pr_err("Enable CPU fail!\n");
264 			goto status_check_fail;
265 		}
266 		break;
267 
268 	case FW_STATUS_LOAD_DMEM:
269 		/* Polling DMEM code done */
270 		do {
271 			cpustatus = rtl_read_byte(rtlpriv, TCR);
272 			if (cpustatus & DMEM_CODE_DONE)
273 				break;
274 			udelay(5);
275 		} while (pollingcnt--);
276 
277 		if (!(cpustatus & DMEM_CODE_DONE) || (pollingcnt <= 0)) {
278 			pr_err("Polling DMEM code done fail ! cpustatus(%#x)\n",
279 			       cpustatus);
280 			goto status_check_fail;
281 		}
282 
283 		RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD,
284 			 "DMEM code download success, cpustatus(%#x)\n",
285 			 cpustatus);
286 
287 		/* Prevent Delay too much and being scheduled out */
288 		/* Polling Load Firmware ready */
289 		pollingcnt = 2000;
290 		do {
291 			cpustatus = rtl_read_byte(rtlpriv, TCR);
292 			if (cpustatus & FWRDY)
293 				break;
294 			udelay(40);
295 		} while (pollingcnt--);
296 
297 		RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD,
298 			 "Polling Load Firmware ready, cpustatus(%x)\n",
299 			 cpustatus);
300 
301 		if (((cpustatus & LOAD_FW_READY) != LOAD_FW_READY) ||
302 		    (pollingcnt <= 0)) {
303 			pr_err("Polling Load Firmware ready fail ! cpustatus(%x)\n",
304 			       cpustatus);
305 			goto status_check_fail;
306 		}
307 
308 		/* If right here, we can set TCR/RCR to desired value  */
309 		/* and config MAC lookback mode to normal mode */
310 		tmpu4b = rtl_read_dword(rtlpriv, TCR);
311 		rtl_write_dword(rtlpriv, TCR, (tmpu4b & (~TCR_ICV)));
312 
313 		tmpu4b = rtl_read_dword(rtlpriv, RCR);
314 		rtl_write_dword(rtlpriv, RCR, (tmpu4b | RCR_APPFCS |
315 				RCR_APP_ICV | RCR_APP_MIC));
316 
317 		RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD,
318 			 "Current RCR settings(%#x)\n", tmpu4b);
319 
320 		/* Set to normal mode. */
321 		rtl_write_byte(rtlpriv, LBKMD_SEL, LBK_NORMAL);
322 		break;
323 
324 	default:
325 		pr_err("Unknown status check!\n");
326 		rtstatus = false;
327 		break;
328 	}
329 
330 status_check_fail:
331 	RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD,
332 		 "loadfw_status(%d), rtstatus(%x)\n",
333 		 loadfw_status, rtstatus);
334 	return rtstatus;
335 }
336 
337 int rtl92s_download_fw(struct ieee80211_hw *hw)
338 {
339 	struct rtl_priv *rtlpriv = rtl_priv(hw);
340 	struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
341 	struct rt_firmware *firmware = NULL;
342 	struct fw_hdr *pfwheader;
343 	struct fw_priv *pfw_priv = NULL;
344 	u8 *puc_mappedfile = NULL;
345 	u32 ul_filelength = 0;
346 	u8 fwhdr_size = RT_8192S_FIRMWARE_HDR_SIZE;
347 	u8 fwstatus = FW_STATUS_INIT;
348 	bool rtstatus = true;
349 
350 	if (rtlpriv->max_fw_size == 0 || !rtlhal->pfirmware)
351 		return 1;
352 
353 	firmware = (struct rt_firmware *)rtlhal->pfirmware;
354 	firmware->fwstatus = FW_STATUS_INIT;
355 
356 	puc_mappedfile = firmware->sz_fw_tmpbuffer;
357 
358 	/* 1. Retrieve FW header. */
359 	firmware->pfwheader = (struct fw_hdr *) puc_mappedfile;
360 	pfwheader = firmware->pfwheader;
361 	firmware->firmwareversion =  byte(pfwheader->version, 0);
362 	firmware->pfwheader->fwpriv.hci_sel = 1;/* pcie */
363 
364 	RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD,
365 		 "signature:%x, version:%x, size:%x, imemsize:%x, sram size:%x\n",
366 		 pfwheader->signature,
367 		 pfwheader->version, pfwheader->dmem_size,
368 		 pfwheader->img_imem_size, pfwheader->img_sram_size);
369 
370 	/* 2. Retrieve IMEM image. */
371 	if ((pfwheader->img_imem_size == 0) || (pfwheader->img_imem_size >
372 	    sizeof(firmware->fw_imem))) {
373 		pr_err("memory for data image is less than IMEM required\n");
374 		goto fail;
375 	} else {
376 		puc_mappedfile += fwhdr_size;
377 
378 		memcpy(firmware->fw_imem, puc_mappedfile,
379 		       pfwheader->img_imem_size);
380 		firmware->fw_imem_len = pfwheader->img_imem_size;
381 	}
382 
383 	/* 3. Retriecve EMEM image. */
384 	if (pfwheader->img_sram_size > sizeof(firmware->fw_emem)) {
385 		pr_err("memory for data image is less than EMEM required\n");
386 		goto fail;
387 	} else {
388 		puc_mappedfile += firmware->fw_imem_len;
389 
390 		memcpy(firmware->fw_emem, puc_mappedfile,
391 		       pfwheader->img_sram_size);
392 		firmware->fw_emem_len = pfwheader->img_sram_size;
393 	}
394 
395 	/* 4. download fw now */
396 	fwstatus = _rtl92s_firmware_get_nextstatus(firmware->fwstatus);
397 	while (fwstatus != FW_STATUS_READY) {
398 		/* Image buffer redirection. */
399 		switch (fwstatus) {
400 		case FW_STATUS_LOAD_IMEM:
401 			puc_mappedfile = firmware->fw_imem;
402 			ul_filelength = firmware->fw_imem_len;
403 			break;
404 		case FW_STATUS_LOAD_EMEM:
405 			puc_mappedfile = firmware->fw_emem;
406 			ul_filelength = firmware->fw_emem_len;
407 			break;
408 		case FW_STATUS_LOAD_DMEM:
409 			/* Partial update the content of header private. */
410 			pfwheader = firmware->pfwheader;
411 			pfw_priv = &pfwheader->fwpriv;
412 			_rtl92s_firmwareheader_priveupdate(hw, pfw_priv);
413 			puc_mappedfile = (u8 *)(firmware->pfwheader) +
414 					RT_8192S_FIRMWARE_HDR_EXCLUDE_PRI_SIZE;
415 			ul_filelength = fwhdr_size -
416 					RT_8192S_FIRMWARE_HDR_EXCLUDE_PRI_SIZE;
417 			break;
418 		default:
419 			pr_err("Unexpected Download step!!\n");
420 			goto fail;
421 		}
422 
423 		/* <2> Download image file */
424 		rtstatus = _rtl92s_firmware_downloadcode(hw, puc_mappedfile,
425 				ul_filelength);
426 
427 		if (!rtstatus) {
428 			pr_err("fail!\n");
429 			goto fail;
430 		}
431 
432 		/* <3> Check whether load FW process is ready */
433 		rtstatus = _rtl92s_firmware_checkready(hw, fwstatus);
434 		if (!rtstatus) {
435 			pr_err("rtl8192se: firmware fail!\n");
436 			goto fail;
437 		}
438 
439 		fwstatus = _rtl92s_firmware_get_nextstatus(firmware->fwstatus);
440 	}
441 
442 	return rtstatus;
443 fail:
444 	return 0;
445 }
446 
447 static u32 _rtl92s_fill_h2c_cmd(struct sk_buff *skb, u32 h2cbufferlen,
448 				u32 cmd_num, u32 *pelement_id, u32 *pcmd_len,
449 				u8 **pcmb_buffer, u8 *cmd_start_seq)
450 {
451 	u32 totallen = 0, len = 0, tx_desclen = 0;
452 	u32 pre_continueoffset = 0;
453 	u8 *ph2c_buffer;
454 	u8 i = 0;
455 
456 	do {
457 		/* 8 - Byte alignment */
458 		len = H2C_TX_CMD_HDR_LEN + N_BYTE_ALIGMENT(pcmd_len[i], 8);
459 
460 		/* Buffer length is not enough */
461 		if (h2cbufferlen < totallen + len + tx_desclen)
462 			break;
463 
464 		/* Clear content */
465 		ph2c_buffer = skb_put(skb, (u32)len);
466 		memset((ph2c_buffer + totallen + tx_desclen), 0, len);
467 
468 		/* CMD len */
469 		SET_BITS_TO_LE_4BYTE((ph2c_buffer + totallen + tx_desclen),
470 				      0, 16, pcmd_len[i]);
471 
472 		/* CMD ID */
473 		SET_BITS_TO_LE_4BYTE((ph2c_buffer + totallen + tx_desclen),
474 				      16, 8, pelement_id[i]);
475 
476 		/* CMD Sequence */
477 		*cmd_start_seq = *cmd_start_seq % 0x80;
478 		SET_BITS_TO_LE_4BYTE((ph2c_buffer + totallen + tx_desclen),
479 				      24, 7, *cmd_start_seq);
480 		++*cmd_start_seq;
481 
482 		/* Copy memory */
483 		memcpy((ph2c_buffer + totallen + tx_desclen +
484 			H2C_TX_CMD_HDR_LEN), pcmb_buffer[i], pcmd_len[i]);
485 
486 		/* CMD continue */
487 		/* set the continue in prevoius cmd. */
488 		if (i < cmd_num - 1)
489 			SET_BITS_TO_LE_4BYTE((ph2c_buffer + pre_continueoffset),
490 					      31, 1, 1);
491 
492 		pre_continueoffset = totallen;
493 
494 		totallen += len;
495 	} while (++i < cmd_num);
496 
497 	return totallen;
498 }
499 
500 static u32 _rtl92s_get_h2c_cmdlen(u32 h2cbufferlen, u32 cmd_num, u32 *pcmd_len)
501 {
502 	u32 totallen = 0, len = 0, tx_desclen = 0;
503 	u8 i = 0;
504 
505 	do {
506 		/* 8 - Byte alignment */
507 		len = H2C_TX_CMD_HDR_LEN + N_BYTE_ALIGMENT(pcmd_len[i], 8);
508 
509 		/* Buffer length is not enough */
510 		if (h2cbufferlen < totallen + len + tx_desclen)
511 			break;
512 
513 		totallen += len;
514 	} while (++i < cmd_num);
515 
516 	return totallen + tx_desclen;
517 }
518 
519 static bool _rtl92s_firmware_set_h2c_cmd(struct ieee80211_hw *hw, u8 h2c_cmd,
520 					 u8 *pcmd_buffer)
521 {
522 	struct rtl_priv *rtlpriv = rtl_priv(hw);
523 	struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
524 	struct rtl_tcb_desc *cb_desc;
525 	struct sk_buff *skb;
526 	u32	element_id = 0;
527 	u32	cmd_len = 0;
528 	u32	len;
529 
530 	switch (h2c_cmd) {
531 	case FW_H2C_SETPWRMODE:
532 		element_id = H2C_SETPWRMODE_CMD ;
533 		cmd_len = sizeof(struct h2c_set_pwrmode_parm);
534 		break;
535 	case FW_H2C_JOINBSSRPT:
536 		element_id = H2C_JOINBSSRPT_CMD;
537 		cmd_len = sizeof(struct h2c_joinbss_rpt_parm);
538 		break;
539 	case FW_H2C_WOWLAN_UPDATE_GTK:
540 		element_id = H2C_WOWLAN_UPDATE_GTK_CMD;
541 		cmd_len = sizeof(struct h2c_wpa_two_way_parm);
542 		break;
543 	case FW_H2C_WOWLAN_UPDATE_IV:
544 		element_id = H2C_WOWLAN_UPDATE_IV_CMD;
545 		cmd_len = sizeof(unsigned long long);
546 		break;
547 	case FW_H2C_WOWLAN_OFFLOAD:
548 		element_id = H2C_WOWLAN_FW_OFFLOAD;
549 		cmd_len = sizeof(u8);
550 		break;
551 	default:
552 		break;
553 	}
554 
555 	len = _rtl92s_get_h2c_cmdlen(MAX_TRANSMIT_BUFFER_SIZE, 1, &cmd_len);
556 	skb = dev_alloc_skb(len);
557 	if (!skb)
558 		return false;
559 	cb_desc = (struct rtl_tcb_desc *)(skb->cb);
560 	cb_desc->queue_index = TXCMD_QUEUE;
561 	cb_desc->cmd_or_init = DESC_PACKET_TYPE_NORMAL;
562 	cb_desc->last_inipkt = false;
563 
564 	_rtl92s_fill_h2c_cmd(skb, MAX_TRANSMIT_BUFFER_SIZE, 1, &element_id,
565 			&cmd_len, &pcmd_buffer,	&rtlhal->h2c_txcmd_seq);
566 	_rtl92s_cmd_send_packet(hw, skb, false);
567 	rtlpriv->cfg->ops->tx_polling(hw, TXCMD_QUEUE);
568 
569 	return true;
570 }
571 
572 void rtl92s_set_fw_pwrmode_cmd(struct ieee80211_hw *hw, u8 Mode)
573 {
574 	struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
575 	struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
576 	struct h2c_set_pwrmode_parm	pwrmode;
577 	u16 max_wakeup_period = 0;
578 
579 	pwrmode.mode = Mode;
580 	pwrmode.flag_low_traffic_en = 0;
581 	pwrmode.flag_lpnav_en = 0;
582 	pwrmode.flag_rf_low_snr_en = 0;
583 	pwrmode.flag_dps_en = 0;
584 	pwrmode.bcn_rx_en = 0;
585 	pwrmode.bcn_to = 0;
586 	SET_BITS_TO_LE_2BYTE((u8 *)(&pwrmode) + 8, 0, 16,
587 			mac->vif->bss_conf.beacon_int);
588 	pwrmode.app_itv = 0;
589 	pwrmode.awake_bcn_itvl = ppsc->reg_max_lps_awakeintvl;
590 	pwrmode.smart_ps = 1;
591 	pwrmode.bcn_pass_period = 10;
592 
593 	/* Set beacon pass count */
594 	if (pwrmode.mode == FW_PS_MIN_MODE)
595 		max_wakeup_period = mac->vif->bss_conf.beacon_int;
596 	else if (pwrmode.mode == FW_PS_MAX_MODE)
597 		max_wakeup_period = mac->vif->bss_conf.beacon_int *
598 			mac->vif->bss_conf.dtim_period;
599 
600 	if (max_wakeup_period >= 500)
601 		pwrmode.bcn_pass_cnt = 1;
602 	else if ((max_wakeup_period >= 300) && (max_wakeup_period < 500))
603 		pwrmode.bcn_pass_cnt = 2;
604 	else if ((max_wakeup_period >= 200) && (max_wakeup_period < 300))
605 		pwrmode.bcn_pass_cnt = 3;
606 	else if ((max_wakeup_period >= 20) && (max_wakeup_period < 200))
607 		pwrmode.bcn_pass_cnt = 5;
608 	else
609 		pwrmode.bcn_pass_cnt = 1;
610 
611 	_rtl92s_firmware_set_h2c_cmd(hw, FW_H2C_SETPWRMODE, (u8 *)&pwrmode);
612 
613 }
614 
615 void rtl92s_set_fw_joinbss_report_cmd(struct ieee80211_hw *hw,
616 		u8 mstatus, u8 ps_qosinfo)
617 {
618 	struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
619 	struct h2c_joinbss_rpt_parm joinbss_rpt;
620 
621 	joinbss_rpt.opmode = mstatus;
622 	joinbss_rpt.ps_qos_info = ps_qosinfo;
623 	joinbss_rpt.bssid[0] = mac->bssid[0];
624 	joinbss_rpt.bssid[1] = mac->bssid[1];
625 	joinbss_rpt.bssid[2] = mac->bssid[2];
626 	joinbss_rpt.bssid[3] = mac->bssid[3];
627 	joinbss_rpt.bssid[4] = mac->bssid[4];
628 	joinbss_rpt.bssid[5] = mac->bssid[5];
629 	SET_BITS_TO_LE_2BYTE((u8 *)(&joinbss_rpt) + 8, 0, 16,
630 			mac->vif->bss_conf.beacon_int);
631 	SET_BITS_TO_LE_2BYTE((u8 *)(&joinbss_rpt) + 10, 0, 16, mac->assoc_id);
632 
633 	_rtl92s_firmware_set_h2c_cmd(hw, FW_H2C_JOINBSSRPT, (u8 *)&joinbss_rpt);
634 }
635 
636