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1 // SPDX-License-Identifier: GPL-2.0
2 /*
3  *   Driver for KeyStream 11b/g wireless LAN
4  *
5  *   Copyright (C) 2005-2008 KeyStream Corp.
6  *   Copyright (C) 2009 Renesas Technology Corp.
7  */
8 
9 #include <linux/atomic.h>
10 #include <linux/completion.h>
11 #include <linux/if_arp.h>
12 #include <linux/netdevice.h>
13 #include <linux/timer.h>
14 #include <linux/uaccess.h>
15 
16 static int wep_on_off;
17 #define	WEP_OFF		0
18 #define	WEP_ON_64BIT	1
19 #define	WEP_ON_128BIT	2
20 
21 #include "ks_wlan.h"
22 #include "ks_hostif.h"
23 #include "ks_wlan_ioctl.h"
24 
25 /* Include Wireless Extension definition and check version */
26 #include <linux/wireless.h>
27 #define WIRELESS_SPY	/* enable iwspy support */
28 #include <net/iw_handler.h>	/* New driver API */
29 
30 /* Frequency list (map channels to frequencies) */
31 static const long frequency_list[] = {
32 	2412, 2417, 2422, 2427, 2432, 2437, 2442,
33 	2447, 2452, 2457, 2462, 2467, 2472, 2484
34 };
35 
36 /* A few details needed for WEP (Wireless Equivalent Privacy) */
37 #define MAX_KEY_SIZE 13	/* 128 (?) bits */
38 #define MIN_KEY_SIZE  5	/* 40 bits RC4 - WEP */
39 struct wep_key {
40 	u16 len;
41 	u8 key[16];	/* 40-bit and 104-bit keys */
42 };
43 
44 /*
45  *	function prototypes
46  */
47 static int ks_wlan_open(struct net_device *dev);
48 static void ks_wlan_tx_timeout(struct net_device *dev, unsigned int txqueue);
49 static netdev_tx_t ks_wlan_start_xmit(struct sk_buff *skb, struct net_device *dev);
50 static int ks_wlan_close(struct net_device *dev);
51 static void ks_wlan_set_rx_mode(struct net_device *dev);
52 static struct net_device_stats *ks_wlan_get_stats(struct net_device *dev);
53 static int ks_wlan_set_mac_address(struct net_device *dev, void *addr);
54 static int ks_wlan_netdev_ioctl(struct net_device *dev, struct ifreq *rq,
55 				int cmd);
56 
57 static atomic_t update_phyinfo;
58 static struct timer_list update_phyinfo_timer;
59 static
ks_wlan_update_phy_information(struct ks_wlan_private * priv)60 int ks_wlan_update_phy_information(struct ks_wlan_private *priv)
61 {
62 	struct iw_statistics *wstats = &priv->wstats;
63 
64 	netdev_dbg(priv->net_dev, "in_interrupt = %ld\n", in_interrupt());
65 
66 	if (priv->dev_state < DEVICE_STATE_READY)
67 		return -EBUSY;	/* not finished initialize */
68 
69 	if (atomic_read(&update_phyinfo))
70 		return -EPERM;
71 
72 	/* The status */
73 	wstats->status = priv->reg.operation_mode;	/* Operation mode */
74 
75 	/* Signal quality and co. But where is the noise level ??? */
76 	hostif_sme_enqueue(priv, SME_PHY_INFO_REQUEST);
77 
78 	/* interruptible_sleep_on_timeout(&priv->confirm_wait, HZ/2); */
79 	if (!wait_for_completion_interruptible_timeout
80 	    (&priv->confirm_wait, HZ / 2)) {
81 		netdev_dbg(priv->net_dev, "wait time out!!\n");
82 	}
83 
84 	atomic_inc(&update_phyinfo);
85 	update_phyinfo_timer.expires = jiffies + HZ;	/* 1sec */
86 	add_timer(&update_phyinfo_timer);
87 
88 	return 0;
89 }
90 
91 static
ks_wlan_update_phyinfo_timeout(struct timer_list * unused)92 void ks_wlan_update_phyinfo_timeout(struct timer_list *unused)
93 {
94 	pr_debug("in_interrupt = %ld\n", in_interrupt());
95 	atomic_set(&update_phyinfo, 0);
96 }
97 
ks_wlan_setup_parameter(struct ks_wlan_private * priv,unsigned int commit_flag)98 int ks_wlan_setup_parameter(struct ks_wlan_private *priv,
99 			    unsigned int commit_flag)
100 {
101 	hostif_sme_enqueue(priv, SME_STOP_REQUEST);
102 
103 	if (commit_flag & SME_RTS)
104 		hostif_sme_enqueue(priv, SME_RTS_THRESHOLD_REQUEST);
105 	if (commit_flag & SME_FRAG)
106 		hostif_sme_enqueue(priv, SME_FRAGMENTATION_THRESHOLD_REQUEST);
107 
108 	if (commit_flag & SME_WEP_INDEX)
109 		hostif_sme_enqueue(priv, SME_WEP_INDEX_REQUEST);
110 	if (commit_flag & SME_WEP_VAL1)
111 		hostif_sme_enqueue(priv, SME_WEP_KEY1_REQUEST);
112 	if (commit_flag & SME_WEP_VAL2)
113 		hostif_sme_enqueue(priv, SME_WEP_KEY2_REQUEST);
114 	if (commit_flag & SME_WEP_VAL3)
115 		hostif_sme_enqueue(priv, SME_WEP_KEY3_REQUEST);
116 	if (commit_flag & SME_WEP_VAL4)
117 		hostif_sme_enqueue(priv, SME_WEP_KEY4_REQUEST);
118 	if (commit_flag & SME_WEP_FLAG)
119 		hostif_sme_enqueue(priv, SME_WEP_FLAG_REQUEST);
120 
121 	if (commit_flag & SME_RSN) {
122 		hostif_sme_enqueue(priv, SME_RSN_ENABLED_REQUEST);
123 		hostif_sme_enqueue(priv, SME_RSN_MODE_REQUEST);
124 	}
125 	if (commit_flag & SME_RSN_MULTICAST)
126 		hostif_sme_enqueue(priv, SME_RSN_MCAST_REQUEST);
127 	if (commit_flag & SME_RSN_UNICAST)
128 		hostif_sme_enqueue(priv, SME_RSN_UCAST_REQUEST);
129 	if (commit_flag & SME_RSN_AUTH)
130 		hostif_sme_enqueue(priv, SME_RSN_AUTH_REQUEST);
131 
132 	hostif_sme_enqueue(priv, SME_MODE_SET_REQUEST);
133 
134 	hostif_sme_enqueue(priv, SME_START_REQUEST);
135 
136 	return 0;
137 }
138 
139 /*
140  * Initial Wireless Extension code for Ks_Wlannet driver by :
141  *	Jean Tourrilhes <jt@hpl.hp.com> - HPL - 17 November 00
142  * Conversion to new driver API by :
143  *	Jean Tourrilhes <jt@hpl.hp.com> - HPL - 26 March 02
144  * Javier also did a good amount of work here, adding some new extensions
145  * and fixing my code. Let's just say that without him this code just
146  * would not work at all... - Jean II
147  */
148 
ks_wlan_get_name(struct net_device * dev,struct iw_request_info * info,union iwreq_data * cwrq,char * extra)149 static int ks_wlan_get_name(struct net_device *dev,
150 			    struct iw_request_info *info,
151 			    union iwreq_data *cwrq,
152 			    char *extra)
153 {
154 	struct ks_wlan_private *priv = netdev_priv(dev);
155 
156 	if (priv->sleep_mode == SLP_SLEEP)
157 		return -EPERM;
158 
159 	/* for SLEEP MODE */
160 	if (priv->dev_state < DEVICE_STATE_READY)
161 		strscpy(cwrq->name, "NOT READY!", sizeof(cwrq->name));
162 	else if (priv->reg.phy_type == D_11B_ONLY_MODE)
163 		strscpy(cwrq->name, "IEEE 802.11b", sizeof(cwrq->name));
164 	else if (priv->reg.phy_type == D_11G_ONLY_MODE)
165 		strscpy(cwrq->name, "IEEE 802.11g", sizeof(cwrq->name));
166 	else
167 		strscpy(cwrq->name, "IEEE 802.11b/g", sizeof(cwrq->name));
168 
169 	return 0;
170 }
171 
ks_wlan_set_freq(struct net_device * dev,struct iw_request_info * info,union iwreq_data * fwrq,char * extra)172 static int ks_wlan_set_freq(struct net_device *dev,
173 			    struct iw_request_info *info,
174 			    union iwreq_data *fwrq, char *extra)
175 {
176 	struct ks_wlan_private *priv = netdev_priv(dev);
177 	int channel;
178 
179 	if (priv->sleep_mode == SLP_SLEEP)
180 		return -EPERM;
181 
182 	/* for SLEEP MODE */
183 	/* If setting by frequency, convert to a channel */
184 	if ((fwrq->freq.e == 1) &&
185 	    (fwrq->freq.m >= 241200000) && (fwrq->freq.m <= 248700000)) {
186 		int f = fwrq->freq.m / 100000;
187 		int c = 0;
188 
189 		while ((c < 14) && (f != frequency_list[c]))
190 			c++;
191 		/* Hack to fall through... */
192 		fwrq->freq.e = 0;
193 		fwrq->freq.m = c + 1;
194 	}
195 	/* Setting by channel number */
196 	if ((fwrq->freq.m > 1000) || (fwrq->freq.e > 0))
197 		return -EOPNOTSUPP;
198 
199 	channel = fwrq->freq.m;
200 	/* We should do a better check than that,
201 	 * based on the card capability !!!
202 	 */
203 	if ((channel < 1) || (channel > 14)) {
204 		netdev_dbg(dev, "%s: New channel value of %d is invalid!\n",
205 			   dev->name, fwrq->freq.m);
206 		return -EINVAL;
207 	}
208 
209 	/* Yes ! We can set it !!! */
210 	priv->reg.channel = (u8)(channel);
211 	priv->need_commit |= SME_MODE_SET;
212 
213 	return -EINPROGRESS;	/* Call commit handler */
214 }
215 
ks_wlan_get_freq(struct net_device * dev,struct iw_request_info * info,union iwreq_data * fwrq,char * extra)216 static int ks_wlan_get_freq(struct net_device *dev,
217 			    struct iw_request_info *info,
218 			    union iwreq_data *fwrq, char *extra)
219 {
220 	struct ks_wlan_private *priv = netdev_priv(dev);
221 	int f;
222 
223 	if (priv->sleep_mode == SLP_SLEEP)
224 		return -EPERM;
225 
226 	/* for SLEEP MODE */
227 	if (is_connect_status(priv->connect_status))
228 		f = (int)priv->current_ap.channel;
229 	else
230 		f = (int)priv->reg.channel;
231 
232 	fwrq->freq.m = frequency_list[f - 1] * 100000;
233 	fwrq->freq.e = 1;
234 
235 	return 0;
236 }
237 
ks_wlan_set_essid(struct net_device * dev,struct iw_request_info * info,union iwreq_data * dwrq,char * extra)238 static int ks_wlan_set_essid(struct net_device *dev,
239 			     struct iw_request_info *info,
240 			     union iwreq_data *dwrq, char *extra)
241 {
242 	struct ks_wlan_private *priv = netdev_priv(dev);
243 	size_t len;
244 
245 	if (priv->sleep_mode == SLP_SLEEP)
246 		return -EPERM;
247 
248 	/* for SLEEP MODE */
249 	/* Check if we asked for `any' */
250 	if (!dwrq->essid.flags) {
251 		/* Just send an empty SSID list */
252 		memset(priv->reg.ssid.body, 0, sizeof(priv->reg.ssid.body));
253 		priv->reg.ssid.size = 0;
254 	} else {
255 		len = dwrq->essid.length;
256 		/* iwconfig uses nul termination in SSID.. */
257 		if (len > 0 && extra[len - 1] == '\0')
258 			len--;
259 
260 		/* Check the size of the string */
261 		if (len > IW_ESSID_MAX_SIZE)
262 			return -EINVAL;
263 
264 		/* Set the SSID */
265 		memset(priv->reg.ssid.body, 0, sizeof(priv->reg.ssid.body));
266 		memcpy(priv->reg.ssid.body, extra, len);
267 		priv->reg.ssid.size = len;
268 	}
269 	/* Write it to the card */
270 	priv->need_commit |= SME_MODE_SET;
271 
272 	ks_wlan_setup_parameter(priv, priv->need_commit);
273 	priv->need_commit = 0;
274 	return 0;
275 }
276 
ks_wlan_get_essid(struct net_device * dev,struct iw_request_info * info,union iwreq_data * dwrq,char * extra)277 static int ks_wlan_get_essid(struct net_device *dev,
278 			     struct iw_request_info *info,
279 			     union iwreq_data *dwrq, char *extra)
280 {
281 	struct ks_wlan_private *priv = netdev_priv(dev);
282 
283 	if (priv->sleep_mode == SLP_SLEEP)
284 		return -EPERM;
285 
286 	/* for SLEEP MODE */
287 	/* Note : if dwrq->flags != 0, we should
288 	 * get the relevant SSID from the SSID list...
289 	 */
290 	if (priv->reg.ssid.size != 0) {
291 		/* Get the current SSID */
292 		memcpy(extra, priv->reg.ssid.body, priv->reg.ssid.size);
293 
294 		/* If none, we may want to get the one that was set */
295 
296 		/* Push it out ! */
297 		dwrq->essid.length = priv->reg.ssid.size;
298 		dwrq->essid.flags = 1;	/* active */
299 	} else {
300 		dwrq->essid.length = 0;
301 		dwrq->essid.flags = 0;	/* ANY */
302 	}
303 
304 	return 0;
305 }
306 
ks_wlan_set_wap(struct net_device * dev,struct iw_request_info * info,union iwreq_data * awrq,char * extra)307 static int ks_wlan_set_wap(struct net_device *dev, struct iw_request_info *info,
308 			   union iwreq_data *awrq, char *extra)
309 {
310 	struct ks_wlan_private *priv = netdev_priv(dev);
311 
312 	if (priv->sleep_mode == SLP_SLEEP)
313 		return -EPERM;
314 
315 	/* for SLEEP MODE */
316 	if (priv->reg.operation_mode != MODE_ADHOC &&
317 	    priv->reg.operation_mode != MODE_INFRASTRUCTURE) {
318 		eth_zero_addr(priv->reg.bssid);
319 		return -EOPNOTSUPP;
320 	}
321 
322 	ether_addr_copy(priv->reg.bssid, awrq->ap_addr.sa_data);
323 	if (is_valid_ether_addr((u8 *)priv->reg.bssid))
324 		priv->need_commit |= SME_MODE_SET;
325 
326 	netdev_dbg(dev, "bssid = %pM\n", priv->reg.bssid);
327 
328 	/* Write it to the card */
329 	if (priv->need_commit) {
330 		priv->need_commit |= SME_MODE_SET;
331 		return -EINPROGRESS;	/* Call commit handler */
332 	}
333 	return 0;
334 }
335 
ks_wlan_get_wap(struct net_device * dev,struct iw_request_info * info,union iwreq_data * awrq,char * extra)336 static int ks_wlan_get_wap(struct net_device *dev, struct iw_request_info *info,
337 			   union iwreq_data *awrq, char *extra)
338 {
339 	struct ks_wlan_private *priv = netdev_priv(dev);
340 
341 	if (priv->sleep_mode == SLP_SLEEP)
342 		return -EPERM;
343 
344 	/* for SLEEP MODE */
345 	if (is_connect_status(priv->connect_status))
346 		ether_addr_copy(awrq->ap_addr.sa_data, priv->current_ap.bssid);
347 	else
348 		eth_zero_addr(awrq->ap_addr.sa_data);
349 
350 	awrq->ap_addr.sa_family = ARPHRD_ETHER;
351 
352 	return 0;
353 }
354 
ks_wlan_set_nick(struct net_device * dev,struct iw_request_info * info,union iwreq_data * dwrq,char * extra)355 static int ks_wlan_set_nick(struct net_device *dev,
356 			    struct iw_request_info *info,
357 			    union iwreq_data *dwrq, char *extra)
358 {
359 	struct ks_wlan_private *priv = netdev_priv(dev);
360 
361 	if (priv->sleep_mode == SLP_SLEEP)
362 		return -EPERM;
363 
364 	/* for SLEEP MODE */
365 	/* Check the size of the string */
366 	if (dwrq->data.length > 16 + 1)
367 		return -E2BIG;
368 
369 	memset(priv->nick, 0, sizeof(priv->nick));
370 	memcpy(priv->nick, extra, dwrq->data.length);
371 
372 	return -EINPROGRESS;	/* Call commit handler */
373 }
374 
ks_wlan_get_nick(struct net_device * dev,struct iw_request_info * info,union iwreq_data * dwrq,char * extra)375 static int ks_wlan_get_nick(struct net_device *dev,
376 			    struct iw_request_info *info,
377 			    union iwreq_data *dwrq, char *extra)
378 {
379 	struct ks_wlan_private *priv = netdev_priv(dev);
380 
381 	if (priv->sleep_mode == SLP_SLEEP)
382 		return -EPERM;
383 
384 	/* for SLEEP MODE */
385 	strncpy(extra, priv->nick, 16);
386 	extra[16] = '\0';
387 	dwrq->data.length = strlen(extra) + 1;
388 
389 	return 0;
390 }
391 
ks_wlan_set_rate(struct net_device * dev,struct iw_request_info * info,union iwreq_data * vwrq,char * extra)392 static int ks_wlan_set_rate(struct net_device *dev,
393 			    struct iw_request_info *info,
394 			    union iwreq_data *vwrq, char *extra)
395 {
396 	struct ks_wlan_private *priv = netdev_priv(dev);
397 	int i = 0;
398 
399 	if (priv->sleep_mode == SLP_SLEEP)
400 		return -EPERM;
401 
402 	/* for SLEEP MODE */
403 	if (priv->reg.phy_type == D_11B_ONLY_MODE) {
404 		if (vwrq->bitrate.fixed == 1) {
405 			switch (vwrq->bitrate.value) {
406 			case 11000000:
407 			case 5500000:
408 				priv->reg.rate_set.body[0] =
409 				    (u8)(vwrq->bitrate.value / 500000);
410 				break;
411 			case 2000000:
412 			case 1000000:
413 				priv->reg.rate_set.body[0] =
414 				    ((u8)(vwrq->bitrate.value / 500000)) |
415 				    BASIC_RATE;
416 				break;
417 			default:
418 				return -EINVAL;
419 			}
420 			priv->reg.tx_rate = TX_RATE_FIXED;
421 			priv->reg.rate_set.size = 1;
422 		} else {	/* vwrq->fixed == 0 */
423 			if (vwrq->bitrate.value > 0) {
424 				switch (vwrq->bitrate.value) {
425 				case 11000000:
426 					priv->reg.rate_set.body[3] =
427 					    TX_RATE_11M;
428 					i++;
429 					fallthrough;
430 				case 5500000:
431 					priv->reg.rate_set.body[2] = TX_RATE_5M;
432 					i++;
433 					fallthrough;
434 				case 2000000:
435 					priv->reg.rate_set.body[1] =
436 					    TX_RATE_2M | BASIC_RATE;
437 					i++;
438 					fallthrough;
439 				case 1000000:
440 					priv->reg.rate_set.body[0] =
441 					    TX_RATE_1M | BASIC_RATE;
442 					i++;
443 					break;
444 				default:
445 					return -EINVAL;
446 				}
447 				priv->reg.tx_rate = TX_RATE_MANUAL_AUTO;
448 				priv->reg.rate_set.size = i;
449 			} else {
450 				priv->reg.rate_set.body[3] = TX_RATE_11M;
451 				priv->reg.rate_set.body[2] = TX_RATE_5M;
452 				priv->reg.rate_set.body[1] =
453 				    TX_RATE_2M | BASIC_RATE;
454 				priv->reg.rate_set.body[0] =
455 				    TX_RATE_1M | BASIC_RATE;
456 				priv->reg.tx_rate = TX_RATE_FULL_AUTO;
457 				priv->reg.rate_set.size = 4;
458 			}
459 		}
460 	} else {	/* D_11B_ONLY_MODE or  D_11BG_COMPATIBLE_MODE */
461 		if (vwrq->bitrate.fixed == 1) {
462 			switch (vwrq->bitrate.value) {
463 			case 54000000:
464 			case 48000000:
465 			case 36000000:
466 			case 18000000:
467 			case 9000000:
468 				priv->reg.rate_set.body[0] =
469 				    (u8)(vwrq->bitrate.value / 500000);
470 				break;
471 			case 24000000:
472 			case 12000000:
473 			case 11000000:
474 			case 6000000:
475 			case 5500000:
476 			case 2000000:
477 			case 1000000:
478 				priv->reg.rate_set.body[0] =
479 				    ((u8)(vwrq->bitrate.value / 500000)) |
480 				    BASIC_RATE;
481 				break;
482 			default:
483 				return -EINVAL;
484 			}
485 			priv->reg.tx_rate = TX_RATE_FIXED;
486 			priv->reg.rate_set.size = 1;
487 		} else {	/* vwrq->fixed == 0 */
488 			if (vwrq->bitrate.value > 0) {
489 				switch (vwrq->bitrate.value) {
490 				case 54000000:
491 					priv->reg.rate_set.body[11] =
492 					    TX_RATE_54M;
493 					i++;
494 					fallthrough;
495 				case 48000000:
496 					priv->reg.rate_set.body[10] =
497 					    TX_RATE_48M;
498 					i++;
499 					fallthrough;
500 				case 36000000:
501 					priv->reg.rate_set.body[9] =
502 					    TX_RATE_36M;
503 					i++;
504 					fallthrough;
505 				case 24000000:
506 				case 18000000:
507 				case 12000000:
508 				case 11000000:
509 				case 9000000:
510 				case 6000000:
511 					if (vwrq->bitrate.value == 24000000) {
512 						priv->reg.rate_set.body[8] =
513 						    TX_RATE_18M;
514 						i++;
515 						priv->reg.rate_set.body[7] =
516 						    TX_RATE_9M;
517 						i++;
518 						priv->reg.rate_set.body[6] =
519 						    TX_RATE_24M | BASIC_RATE;
520 						i++;
521 						priv->reg.rate_set.body[5] =
522 						    TX_RATE_12M | BASIC_RATE;
523 						i++;
524 						priv->reg.rate_set.body[4] =
525 						    TX_RATE_6M | BASIC_RATE;
526 						i++;
527 						priv->reg.rate_set.body[3] =
528 						    TX_RATE_11M | BASIC_RATE;
529 						i++;
530 					} else if (vwrq->bitrate.value == 18000000) {
531 						priv->reg.rate_set.body[7] =
532 						    TX_RATE_18M;
533 						i++;
534 						priv->reg.rate_set.body[6] =
535 						    TX_RATE_9M;
536 						i++;
537 						priv->reg.rate_set.body[5] =
538 						    TX_RATE_12M | BASIC_RATE;
539 						i++;
540 						priv->reg.rate_set.body[4] =
541 						    TX_RATE_6M | BASIC_RATE;
542 						i++;
543 						priv->reg.rate_set.body[3] =
544 						    TX_RATE_11M | BASIC_RATE;
545 						i++;
546 					} else if (vwrq->bitrate.value == 12000000) {
547 						priv->reg.rate_set.body[6] =
548 						    TX_RATE_9M;
549 						i++;
550 						priv->reg.rate_set.body[5] =
551 						    TX_RATE_12M | BASIC_RATE;
552 						i++;
553 						priv->reg.rate_set.body[4] =
554 						    TX_RATE_6M | BASIC_RATE;
555 						i++;
556 						priv->reg.rate_set.body[3] =
557 						    TX_RATE_11M | BASIC_RATE;
558 						i++;
559 					} else if (vwrq->bitrate.value == 11000000) {
560 						priv->reg.rate_set.body[5] =
561 						    TX_RATE_9M;
562 						i++;
563 						priv->reg.rate_set.body[4] =
564 						    TX_RATE_6M | BASIC_RATE;
565 						i++;
566 						priv->reg.rate_set.body[3] =
567 						    TX_RATE_11M | BASIC_RATE;
568 						i++;
569 					} else if (vwrq->bitrate.value == 9000000) {
570 						priv->reg.rate_set.body[4] =
571 						    TX_RATE_9M;
572 						i++;
573 						priv->reg.rate_set.body[3] =
574 						    TX_RATE_6M | BASIC_RATE;
575 						i++;
576 					} else {	/* vwrq->value == 6000000 */
577 						priv->reg.rate_set.body[3] =
578 						    TX_RATE_6M | BASIC_RATE;
579 						i++;
580 					}
581 					fallthrough;
582 				case 5500000:
583 					priv->reg.rate_set.body[2] =
584 					    TX_RATE_5M | BASIC_RATE;
585 					i++;
586 					fallthrough;
587 				case 2000000:
588 					priv->reg.rate_set.body[1] =
589 					    TX_RATE_2M | BASIC_RATE;
590 					i++;
591 					fallthrough;
592 				case 1000000:
593 					priv->reg.rate_set.body[0] =
594 					    TX_RATE_1M | BASIC_RATE;
595 					i++;
596 					break;
597 				default:
598 					return -EINVAL;
599 				}
600 				priv->reg.tx_rate = TX_RATE_MANUAL_AUTO;
601 				priv->reg.rate_set.size = i;
602 			} else {
603 				priv->reg.rate_set.body[11] = TX_RATE_54M;
604 				priv->reg.rate_set.body[10] = TX_RATE_48M;
605 				priv->reg.rate_set.body[9] = TX_RATE_36M;
606 				priv->reg.rate_set.body[8] = TX_RATE_18M;
607 				priv->reg.rate_set.body[7] = TX_RATE_9M;
608 				priv->reg.rate_set.body[6] =
609 				    TX_RATE_24M | BASIC_RATE;
610 				priv->reg.rate_set.body[5] =
611 				    TX_RATE_12M | BASIC_RATE;
612 				priv->reg.rate_set.body[4] =
613 				    TX_RATE_6M | BASIC_RATE;
614 				priv->reg.rate_set.body[3] =
615 				    TX_RATE_11M | BASIC_RATE;
616 				priv->reg.rate_set.body[2] =
617 				    TX_RATE_5M | BASIC_RATE;
618 				priv->reg.rate_set.body[1] =
619 				    TX_RATE_2M | BASIC_RATE;
620 				priv->reg.rate_set.body[0] =
621 				    TX_RATE_1M | BASIC_RATE;
622 				priv->reg.tx_rate = TX_RATE_FULL_AUTO;
623 				priv->reg.rate_set.size = 12;
624 			}
625 		}
626 	}
627 
628 	priv->need_commit |= SME_MODE_SET;
629 
630 	return -EINPROGRESS;	/* Call commit handler */
631 }
632 
ks_wlan_get_rate(struct net_device * dev,struct iw_request_info * info,union iwreq_data * vwrq,char * extra)633 static int ks_wlan_get_rate(struct net_device *dev,
634 			    struct iw_request_info *info,
635 			    union iwreq_data *vwrq, char *extra)
636 {
637 	struct ks_wlan_private *priv = netdev_priv(dev);
638 
639 	netdev_dbg(dev, "in_interrupt = %ld update_phyinfo = %d\n",
640 		   in_interrupt(), atomic_read(&update_phyinfo));
641 
642 	if (priv->sleep_mode == SLP_SLEEP)
643 		return -EPERM;
644 
645 	/* for SLEEP MODE */
646 	if (!atomic_read(&update_phyinfo))
647 		ks_wlan_update_phy_information(priv);
648 
649 	vwrq->bitrate.value = ((priv->current_rate) & RATE_MASK) * 500000;
650 	vwrq->bitrate.fixed = (priv->reg.tx_rate == TX_RATE_FIXED) ? 1 : 0;
651 
652 	return 0;
653 }
654 
ks_wlan_set_rts(struct net_device * dev,struct iw_request_info * info,union iwreq_data * vwrq,char * extra)655 static int ks_wlan_set_rts(struct net_device *dev, struct iw_request_info *info,
656 			   union iwreq_data *vwrq, char *extra)
657 {
658 	struct ks_wlan_private *priv = netdev_priv(dev);
659 	int rthr = vwrq->rts.value;
660 
661 	if (priv->sleep_mode == SLP_SLEEP)
662 		return -EPERM;
663 
664 	/* for SLEEP MODE */
665 	if (vwrq->rts.disabled)
666 		rthr = 2347;
667 	if ((rthr < 0) || (rthr > 2347))
668 		return -EINVAL;
669 
670 	priv->reg.rts = rthr;
671 	priv->need_commit |= SME_RTS;
672 
673 	return -EINPROGRESS;	/* Call commit handler */
674 }
675 
ks_wlan_get_rts(struct net_device * dev,struct iw_request_info * info,union iwreq_data * vwrq,char * extra)676 static int ks_wlan_get_rts(struct net_device *dev, struct iw_request_info *info,
677 			   union iwreq_data *vwrq, char *extra)
678 {
679 	struct ks_wlan_private *priv = netdev_priv(dev);
680 
681 	if (priv->sleep_mode == SLP_SLEEP)
682 		return -EPERM;
683 
684 	/* for SLEEP MODE */
685 	vwrq->rts.value = priv->reg.rts;
686 	vwrq->rts.disabled = (vwrq->rts.value >= 2347);
687 	vwrq->rts.fixed = 1;
688 
689 	return 0;
690 }
691 
ks_wlan_set_frag(struct net_device * dev,struct iw_request_info * info,union iwreq_data * vwrq,char * extra)692 static int ks_wlan_set_frag(struct net_device *dev,
693 			    struct iw_request_info *info,
694 			    union iwreq_data *vwrq, char *extra)
695 {
696 	struct ks_wlan_private *priv = netdev_priv(dev);
697 	int fthr = vwrq->frag.value;
698 
699 	if (priv->sleep_mode == SLP_SLEEP)
700 		return -EPERM;
701 
702 	/* for SLEEP MODE */
703 	if (vwrq->frag.disabled)
704 		fthr = 2346;
705 	if ((fthr < 256) || (fthr > 2346))
706 		return -EINVAL;
707 
708 	fthr &= ~0x1;	/* Get an even value - is it really needed ??? */
709 	priv->reg.fragment = fthr;
710 	priv->need_commit |= SME_FRAG;
711 
712 	return -EINPROGRESS;	/* Call commit handler */
713 }
714 
ks_wlan_get_frag(struct net_device * dev,struct iw_request_info * info,union iwreq_data * vwrq,char * extra)715 static int ks_wlan_get_frag(struct net_device *dev,
716 			    struct iw_request_info *info,
717 			    union iwreq_data *vwrq, char *extra)
718 {
719 	struct ks_wlan_private *priv = netdev_priv(dev);
720 
721 	if (priv->sleep_mode == SLP_SLEEP)
722 		return -EPERM;
723 
724 	/* for SLEEP MODE */
725 	vwrq->frag.value = priv->reg.fragment;
726 	vwrq->frag.disabled = (vwrq->frag.value >= 2346);
727 	vwrq->frag.fixed = 1;
728 
729 	return 0;
730 }
731 
ks_wlan_set_mode(struct net_device * dev,struct iw_request_info * info,union iwreq_data * uwrq,char * extra)732 static int ks_wlan_set_mode(struct net_device *dev,
733 			    struct iw_request_info *info,
734 			    union iwreq_data *uwrq, char *extra)
735 {
736 	struct ks_wlan_private *priv = netdev_priv(dev);
737 
738 	if (priv->sleep_mode == SLP_SLEEP)
739 		return -EPERM;
740 
741 	if (uwrq->mode != IW_MODE_ADHOC &&
742 	    uwrq->mode != IW_MODE_INFRA)
743 		return -EINVAL;
744 
745 	priv->reg.operation_mode = (uwrq->mode == IW_MODE_ADHOC) ?
746 				    MODE_ADHOC : MODE_INFRASTRUCTURE;
747 	priv->need_commit |= SME_MODE_SET;
748 
749 	return -EINPROGRESS;	/* Call commit handler */
750 }
751 
ks_wlan_get_mode(struct net_device * dev,struct iw_request_info * info,union iwreq_data * uwrq,char * extra)752 static int ks_wlan_get_mode(struct net_device *dev,
753 			    struct iw_request_info *info,
754 			    union iwreq_data *uwrq, char *extra)
755 {
756 	struct ks_wlan_private *priv = netdev_priv(dev);
757 
758 	if (priv->sleep_mode == SLP_SLEEP)
759 		return -EPERM;
760 
761 	/* If not managed, assume it's ad-hoc */
762 	uwrq->mode = (priv->reg.operation_mode == MODE_INFRASTRUCTURE) ?
763 		      IW_MODE_INFRA : IW_MODE_ADHOC;
764 
765 	return 0;
766 }
767 
ks_wlan_set_encode(struct net_device * dev,struct iw_request_info * info,union iwreq_data * dwrq,char * extra)768 static int ks_wlan_set_encode(struct net_device *dev,
769 			      struct iw_request_info *info,
770 			      union iwreq_data *dwrq, char *extra)
771 {
772 	struct ks_wlan_private *priv = netdev_priv(dev);
773 	struct iw_point *enc = &dwrq->encoding;
774 	struct wep_key key;
775 	int index = (enc->flags & IW_ENCODE_INDEX);
776 
777 	if (priv->sleep_mode == SLP_SLEEP)
778 		return -EPERM;
779 
780 	if (enc->length > MAX_KEY_SIZE)
781 		return -EINVAL;
782 
783 	/* for SLEEP MODE */
784 	if ((index < 0) || (index > 4))
785 		return -EINVAL;
786 
787 	index = (index == 0) ? priv->reg.wep_index : (index - 1);
788 
789 	/* Is WEP supported ? */
790 	/* Basic checking: do we have a key to set ? */
791 	if (enc->length > 0) {
792 		key.len = (enc->length > MIN_KEY_SIZE) ?
793 			   MAX_KEY_SIZE : MIN_KEY_SIZE;
794 		priv->reg.privacy_invoked = 0x01;
795 		priv->need_commit |= SME_WEP_FLAG;
796 		wep_on_off = (enc->length > MIN_KEY_SIZE) ?
797 			      WEP_ON_128BIT : WEP_ON_64BIT;
798 		/* Check if the key is not marked as invalid */
799 		if (enc->flags & IW_ENCODE_NOKEY)
800 			return 0;
801 
802 		/* Cleanup */
803 		memset(key.key, 0, MAX_KEY_SIZE);
804 		/* Copy the key in the driver */
805 		if (copy_from_user(key.key, enc->pointer, enc->length)) {
806 			key.len = 0;
807 			return -EFAULT;
808 		}
809 		/* Send the key to the card */
810 		priv->reg.wep_key[index].size = key.len;
811 		memcpy(&priv->reg.wep_key[index].val[0], &key.key[0],
812 		       priv->reg.wep_key[index].size);
813 		priv->need_commit |= (SME_WEP_VAL1 << index);
814 		priv->reg.wep_index = index;
815 		priv->need_commit |= SME_WEP_INDEX;
816 	} else {
817 		if (enc->flags & IW_ENCODE_DISABLED) {
818 			priv->reg.wep_key[0].size = 0;
819 			priv->reg.wep_key[1].size = 0;
820 			priv->reg.wep_key[2].size = 0;
821 			priv->reg.wep_key[3].size = 0;
822 			priv->reg.privacy_invoked = 0x00;
823 			if (priv->reg.authenticate_type == AUTH_TYPE_SHARED_KEY)
824 				priv->need_commit |= SME_MODE_SET;
825 
826 			priv->reg.authenticate_type = AUTH_TYPE_OPEN_SYSTEM;
827 			wep_on_off = WEP_OFF;
828 			priv->need_commit |= SME_WEP_FLAG;
829 		} else {
830 			/* set_wep_key(priv, index, 0, 0, 1);   xxx */
831 			if (priv->reg.wep_key[index].size == 0)
832 				return -EINVAL;
833 			priv->reg.wep_index = index;
834 			priv->need_commit |= SME_WEP_INDEX;
835 		}
836 	}
837 
838 	/* Commit the changes if needed */
839 	if (enc->flags & IW_ENCODE_MODE)
840 		priv->need_commit |= SME_WEP_FLAG;
841 
842 	if (enc->flags & IW_ENCODE_OPEN) {
843 		if (priv->reg.authenticate_type == AUTH_TYPE_SHARED_KEY)
844 			priv->need_commit |= SME_MODE_SET;
845 
846 		priv->reg.authenticate_type = AUTH_TYPE_OPEN_SYSTEM;
847 	} else if (enc->flags & IW_ENCODE_RESTRICTED) {
848 		if (priv->reg.authenticate_type == AUTH_TYPE_OPEN_SYSTEM)
849 			priv->need_commit |= SME_MODE_SET;
850 
851 		priv->reg.authenticate_type = AUTH_TYPE_SHARED_KEY;
852 	}
853 	if (priv->need_commit) {
854 		ks_wlan_setup_parameter(priv, priv->need_commit);
855 		priv->need_commit = 0;
856 	}
857 	return 0;
858 }
859 
ks_wlan_get_encode(struct net_device * dev,struct iw_request_info * info,union iwreq_data * dwrq,char * extra)860 static int ks_wlan_get_encode(struct net_device *dev,
861 			      struct iw_request_info *info,
862 			      union iwreq_data *dwrq, char *extra)
863 {
864 	struct ks_wlan_private *priv = netdev_priv(dev);
865 	struct iw_point *enc = &dwrq->encoding;
866 	int index = (enc->flags & IW_ENCODE_INDEX) - 1;
867 
868 	if (priv->sleep_mode == SLP_SLEEP)
869 		return -EPERM;
870 
871 	/* for SLEEP MODE */
872 	enc->flags = IW_ENCODE_DISABLED;
873 
874 	/* Check encryption mode */
875 	switch (priv->reg.authenticate_type) {
876 	case AUTH_TYPE_OPEN_SYSTEM:
877 		enc->flags = IW_ENCODE_OPEN;
878 		break;
879 	case AUTH_TYPE_SHARED_KEY:
880 		enc->flags = IW_ENCODE_RESTRICTED;
881 		break;
882 	}
883 
884 	/* Which key do we want ? -1 -> tx index */
885 	if ((index < 0) || (index >= 4))
886 		index = priv->reg.wep_index;
887 	if (priv->reg.privacy_invoked) {
888 		enc->flags &= ~IW_ENCODE_DISABLED;
889 		/* dwrq->flags |= IW_ENCODE_NOKEY; */
890 	}
891 	enc->flags |= index + 1;
892 	/* Copy the key to the user buffer */
893 	if (index >= 0 && index < 4) {
894 		enc->length = (priv->reg.wep_key[index].size <= 16) ?
895 				priv->reg.wep_key[index].size : 0;
896 		memcpy(extra, priv->reg.wep_key[index].val, enc->length);
897 	}
898 
899 	return 0;
900 }
901 
ks_wlan_get_range(struct net_device * dev,struct iw_request_info * info,union iwreq_data * dwrq,char * extra)902 static int ks_wlan_get_range(struct net_device *dev,
903 			     struct iw_request_info *info,
904 			     union iwreq_data *dwrq, char *extra)
905 {
906 	struct ks_wlan_private *priv = netdev_priv(dev);
907 	struct iw_range *range = (struct iw_range *)extra;
908 	int i, k;
909 
910 	if (priv->sleep_mode == SLP_SLEEP)
911 		return -EPERM;
912 
913 	/* for SLEEP MODE */
914 	dwrq->data.length = sizeof(struct iw_range);
915 	memset(range, 0, sizeof(*range));
916 	range->min_nwid = 0x0000;
917 	range->max_nwid = 0x0000;
918 	range->num_channels = 14;
919 	/* Should be based on cap_rid.country to give only
920 	 * what the current card support
921 	 */
922 	k = 0;
923 	for (i = 0; i < 13; i++) {	/* channel 1 -- 13 */
924 		range->freq[k].i = i + 1;	/* List index */
925 		range->freq[k].m = frequency_list[i] * 100000;
926 		range->freq[k++].e = 1;	/* Values in table in MHz -> * 10^5 * 10 */
927 	}
928 	range->num_frequency = k;
929 	if (priv->reg.phy_type == D_11B_ONLY_MODE ||
930 	    priv->reg.phy_type == D_11BG_COMPATIBLE_MODE) {	/* channel 14 */
931 		range->freq[13].i = 14;	/* List index */
932 		range->freq[13].m = frequency_list[13] * 100000;
933 		range->freq[13].e = 1;	/* Values in table in MHz -> * 10^5 * 10 */
934 		range->num_frequency = 14;
935 	}
936 
937 	/* Hum... Should put the right values there */
938 	range->max_qual.qual = 100;
939 	range->max_qual.level = 256 - 128;	/* 0 dBm? */
940 	range->max_qual.noise = 256 - 128;
941 	range->sensitivity = 1;
942 
943 	if (priv->reg.phy_type == D_11B_ONLY_MODE) {
944 		range->bitrate[0] = 1e6;
945 		range->bitrate[1] = 2e6;
946 		range->bitrate[2] = 5.5e6;
947 		range->bitrate[3] = 11e6;
948 		range->num_bitrates = 4;
949 	} else {	/* D_11G_ONLY_MODE or D_11BG_COMPATIBLE_MODE */
950 		range->bitrate[0] = 1e6;
951 		range->bitrate[1] = 2e6;
952 		range->bitrate[2] = 5.5e6;
953 		range->bitrate[3] = 11e6;
954 
955 		range->bitrate[4] = 6e6;
956 		range->bitrate[5] = 9e6;
957 		range->bitrate[6] = 12e6;
958 		if (IW_MAX_BITRATES < 9) {
959 			range->bitrate[7] = 54e6;
960 			range->num_bitrates = 8;
961 		} else {
962 			range->bitrate[7] = 18e6;
963 			range->bitrate[8] = 24e6;
964 			range->bitrate[9] = 36e6;
965 			range->bitrate[10] = 48e6;
966 			range->bitrate[11] = 54e6;
967 
968 			range->num_bitrates = 12;
969 		}
970 	}
971 
972 	/* Set an indication of the max TCP throughput
973 	 * in bit/s that we can expect using this interface.
974 	 * May be use for QoS stuff... Jean II
975 	 */
976 	if (i > 2)
977 		range->throughput = 5000 * 1000;
978 	else
979 		range->throughput = 1500 * 1000;
980 
981 	range->min_rts = 0;
982 	range->max_rts = 2347;
983 	range->min_frag = 256;
984 	range->max_frag = 2346;
985 
986 	range->encoding_size[0] = 5;	/* WEP: RC4 40 bits */
987 	range->encoding_size[1] = 13;	/* WEP: RC4 ~128 bits */
988 	range->num_encoding_sizes = 2;
989 	range->max_encoding_tokens = 4;
990 
991 	/* power management not support */
992 	range->pmp_flags = IW_POWER_ON;
993 	range->pmt_flags = IW_POWER_ON;
994 	range->pm_capa = 0;
995 
996 	/* Transmit Power - values are in dBm( or mW) */
997 	range->txpower[0] = -256;
998 	range->num_txpower = 1;
999 	range->txpower_capa = IW_TXPOW_DBM;
1000 	/* range->txpower_capa = IW_TXPOW_MWATT; */
1001 
1002 	range->we_version_source = 21;
1003 	range->we_version_compiled = WIRELESS_EXT;
1004 
1005 	range->retry_capa = IW_RETRY_ON;
1006 	range->retry_flags = IW_RETRY_ON;
1007 	range->r_time_flags = IW_RETRY_ON;
1008 
1009 	/* Experimental measurements - boundary 11/5.5 Mb/s
1010 	 *
1011 	 * Note : with or without the (local->rssi), results
1012 	 * are somewhat different. - Jean II
1013 	 */
1014 	range->avg_qual.qual = 50;
1015 	range->avg_qual.level = 186;	/* -70 dBm */
1016 	range->avg_qual.noise = 0;
1017 
1018 	/* Event capability (kernel + driver) */
1019 	range->event_capa[0] = (IW_EVENT_CAPA_K_0 |
1020 				IW_EVENT_CAPA_MASK(SIOCGIWAP) |
1021 				IW_EVENT_CAPA_MASK(SIOCGIWSCAN));
1022 	range->event_capa[1] = IW_EVENT_CAPA_K_1;
1023 	range->event_capa[4] = (IW_EVENT_CAPA_MASK(IWEVCUSTOM) |
1024 				IW_EVENT_CAPA_MASK(IWEVMICHAELMICFAILURE));
1025 
1026 	/* encode extension (WPA) capability */
1027 	range->enc_capa = (IW_ENC_CAPA_WPA |
1028 			   IW_ENC_CAPA_WPA2 |
1029 			   IW_ENC_CAPA_CIPHER_TKIP | IW_ENC_CAPA_CIPHER_CCMP);
1030 	return 0;
1031 }
1032 
ks_wlan_set_power(struct net_device * dev,struct iw_request_info * info,union iwreq_data * vwrq,char * extra)1033 static int ks_wlan_set_power(struct net_device *dev,
1034 			     struct iw_request_info *info,
1035 			     union iwreq_data *vwrq, char *extra)
1036 {
1037 	struct ks_wlan_private *priv = netdev_priv(dev);
1038 
1039 	if (priv->sleep_mode == SLP_SLEEP)
1040 		return -EPERM;
1041 
1042 	if (vwrq->power.disabled) {
1043 		priv->reg.power_mgmt = POWER_MGMT_ACTIVE;
1044 	} else {
1045 		if (priv->reg.operation_mode != MODE_INFRASTRUCTURE)
1046 			return -EINVAL;
1047 		priv->reg.power_mgmt = POWER_MGMT_SAVE1;
1048 	}
1049 
1050 	hostif_sme_enqueue(priv, SME_POW_MNGMT_REQUEST);
1051 
1052 	return 0;
1053 }
1054 
ks_wlan_get_power(struct net_device * dev,struct iw_request_info * info,union iwreq_data * vwrq,char * extra)1055 static int ks_wlan_get_power(struct net_device *dev,
1056 			     struct iw_request_info *info,
1057 			     union iwreq_data *vwrq, char *extra)
1058 {
1059 	struct ks_wlan_private *priv = netdev_priv(dev);
1060 
1061 	if (priv->sleep_mode == SLP_SLEEP)
1062 		return -EPERM;
1063 	/* for SLEEP MODE */
1064 	vwrq->power.disabled = (priv->reg.power_mgmt <= 0);
1065 
1066 	return 0;
1067 }
1068 
ks_wlan_get_iwstats(struct net_device * dev,struct iw_request_info * info,union iwreq_data * vwrq,char * extra)1069 static int ks_wlan_get_iwstats(struct net_device *dev,
1070 			       struct iw_request_info *info,
1071 			       union iwreq_data *vwrq, char *extra)
1072 {
1073 	struct ks_wlan_private *priv = netdev_priv(dev);
1074 
1075 	if (priv->sleep_mode == SLP_SLEEP)
1076 		return -EPERM;
1077 	/* for SLEEP MODE */
1078 	vwrq->qual.qual = 0;	/* not supported */
1079 	vwrq->qual.level = priv->wstats.qual.level;
1080 	vwrq->qual.noise = 0;	/* not supported */
1081 	vwrq->qual.updated = 0;
1082 
1083 	return 0;
1084 }
1085 
1086 /* Note : this is deprecated in favor of IWSCAN */
ks_wlan_get_aplist(struct net_device * dev,struct iw_request_info * info,union iwreq_data * dwrq,char * extra)1087 static int ks_wlan_get_aplist(struct net_device *dev,
1088 			      struct iw_request_info *info,
1089 			      union iwreq_data *dwrq, char *extra)
1090 {
1091 	struct ks_wlan_private *priv = netdev_priv(dev);
1092 	struct sockaddr *address = (struct sockaddr *)extra;
1093 	struct iw_quality qual[LOCAL_APLIST_MAX];
1094 	int i;
1095 
1096 	if (priv->sleep_mode == SLP_SLEEP)
1097 		return -EPERM;
1098 	/* for SLEEP MODE */
1099 	for (i = 0; i < priv->aplist.size; i++) {
1100 		ether_addr_copy(address[i].sa_data, priv->aplist.ap[i].bssid);
1101 		address[i].sa_family = ARPHRD_ETHER;
1102 		qual[i].level = 256 - priv->aplist.ap[i].rssi;
1103 		qual[i].qual = priv->aplist.ap[i].sq;
1104 		qual[i].noise = 0;	/* invalid noise value */
1105 		qual[i].updated = 7;
1106 	}
1107 	if (i) {
1108 		dwrq->data.flags = 1;	/* Should be define'd */
1109 		memcpy(extra + sizeof(struct sockaddr) * i,
1110 		       &qual, sizeof(struct iw_quality) * i);
1111 	}
1112 	dwrq->data.length = i;
1113 
1114 	return 0;
1115 }
1116 
ks_wlan_set_scan(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)1117 static int ks_wlan_set_scan(struct net_device *dev,
1118 			    struct iw_request_info *info,
1119 			    union iwreq_data *wrqu, char *extra)
1120 {
1121 	struct ks_wlan_private *priv = netdev_priv(dev);
1122 	struct iw_scan_req *req = NULL;
1123 	int len;
1124 
1125 	if (priv->sleep_mode == SLP_SLEEP)
1126 		return -EPERM;
1127 
1128 	/* for SLEEP MODE */
1129 	/* specified SSID SCAN */
1130 	if (wrqu->data.length == sizeof(struct iw_scan_req) &&
1131 	    wrqu->data.flags & IW_SCAN_THIS_ESSID) {
1132 		req = (struct iw_scan_req *)extra;
1133 		len = min_t(int, req->essid_len, IW_ESSID_MAX_SIZE);
1134 		priv->scan_ssid_len = len;
1135 		memcpy(priv->scan_ssid, req->essid, len);
1136 	} else {
1137 		priv->scan_ssid_len = 0;
1138 	}
1139 
1140 	priv->sme_i.sme_flag |= SME_AP_SCAN;
1141 	hostif_sme_enqueue(priv, SME_BSS_SCAN_REQUEST);
1142 
1143 	/* At this point, just return to the user. */
1144 
1145 	return 0;
1146 }
1147 
ks_wlan_add_leader_event(const char * rsn_leader,char * end_buf,char * current_ev,struct rsn_ie * rsn,struct iw_event * iwe,struct iw_request_info * info)1148 static char *ks_wlan_add_leader_event(const char *rsn_leader, char *end_buf,
1149 				      char *current_ev, struct rsn_ie *rsn,
1150 				      struct iw_event *iwe,
1151 				      struct iw_request_info *info)
1152 {
1153 	char buffer[RSN_IE_BODY_MAX * 2 + 30];
1154 	char *pbuf;
1155 	int i;
1156 
1157 	pbuf = &buffer[0];
1158 	memset(iwe, 0, sizeof(*iwe));
1159 	iwe->cmd = IWEVCUSTOM;
1160 	memcpy(buffer, rsn_leader, sizeof(rsn_leader) - 1);
1161 	iwe->u.data.length += sizeof(rsn_leader) - 1;
1162 	pbuf += sizeof(rsn_leader) - 1;
1163 	pbuf += sprintf(pbuf, "%02x", rsn->id);
1164 	pbuf += sprintf(pbuf, "%02x", rsn->size);
1165 	iwe->u.data.length += 4;
1166 
1167 	for (i = 0; i < rsn->size; i++)
1168 		pbuf += sprintf(pbuf, "%02x", rsn->body[i]);
1169 
1170 	iwe->u.data.length += rsn->size * 2;
1171 
1172 	return iwe_stream_add_point(info, current_ev, end_buf, iwe, &buffer[0]);
1173 }
1174 
1175 /*
1176  * Translate scan data returned from the card to a card independent
1177  * format that the Wireless Tools will understand - Jean II
1178  */
ks_wlan_translate_scan(struct net_device * dev,struct iw_request_info * info,char * current_ev,char * end_buf,struct local_ap * ap)1179 static inline char *ks_wlan_translate_scan(struct net_device *dev,
1180 					   struct iw_request_info *info,
1181 					   char *current_ev, char *end_buf,
1182 					   struct local_ap *ap)
1183 {
1184 	/* struct ks_wlan_private *priv = (struct ks_wlan_private *)dev->priv; */
1185 	static const char rsn_leader[] = "rsn_ie=";
1186 	static const char wpa_leader[] = "wpa_ie=";
1187 	struct iw_event iwe;	/* Temporary buffer */
1188 	u16 capabilities;
1189 	char *current_val;	/* For rates */
1190 	int i;
1191 
1192 	/* First entry *MUST* be the AP MAC address */
1193 	iwe.cmd = SIOCGIWAP;
1194 	iwe.u.ap_addr.sa_family = ARPHRD_ETHER;
1195 	ether_addr_copy(iwe.u.ap_addr.sa_data, ap->bssid);
1196 	current_ev = iwe_stream_add_event(info, current_ev,
1197 					  end_buf, &iwe, IW_EV_ADDR_LEN);
1198 
1199 	/* Other entries will be displayed in the order we give them */
1200 
1201 	/* Add the ESSID */
1202 	iwe.u.data.length = ap->ssid.size;
1203 	if (iwe.u.data.length > 32)
1204 		iwe.u.data.length = 32;
1205 	iwe.cmd = SIOCGIWESSID;
1206 	iwe.u.data.flags = 1;
1207 	current_ev = iwe_stream_add_point(info, current_ev,
1208 					  end_buf, &iwe, ap->ssid.body);
1209 
1210 	/* Add mode */
1211 	iwe.cmd = SIOCGIWMODE;
1212 	capabilities = ap->capability;
1213 	if (capabilities & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)) {
1214 		iwe.u.mode = (capabilities & WLAN_CAPABILITY_ESS) ?
1215 			      IW_MODE_INFRA : IW_MODE_ADHOC;
1216 		current_ev = iwe_stream_add_event(info, current_ev,
1217 						  end_buf, &iwe, IW_EV_UINT_LEN);
1218 	}
1219 
1220 	/* Add frequency */
1221 	iwe.cmd = SIOCGIWFREQ;
1222 	iwe.u.freq.m = ap->channel;
1223 	iwe.u.freq.m = frequency_list[iwe.u.freq.m - 1] * 100000;
1224 	iwe.u.freq.e = 1;
1225 	current_ev = iwe_stream_add_event(info, current_ev,
1226 					  end_buf, &iwe, IW_EV_FREQ_LEN);
1227 
1228 	/* Add quality statistics */
1229 	iwe.cmd = IWEVQUAL;
1230 	iwe.u.qual.level = 256 - ap->rssi;
1231 	iwe.u.qual.qual = ap->sq;
1232 	iwe.u.qual.noise = 0;	/* invalid noise value */
1233 	current_ev = iwe_stream_add_event(info, current_ev, end_buf,
1234 					  &iwe, IW_EV_QUAL_LEN);
1235 
1236 	/* Add encryption capability */
1237 	iwe.cmd = SIOCGIWENCODE;
1238 	iwe.u.data.flags = (capabilities & WLAN_CAPABILITY_PRIVACY) ?
1239 			    (IW_ENCODE_ENABLED | IW_ENCODE_NOKEY) :
1240 			     IW_ENCODE_DISABLED;
1241 	iwe.u.data.length = 0;
1242 	current_ev = iwe_stream_add_point(info, current_ev, end_buf,
1243 					  &iwe, ap->ssid.body);
1244 
1245 	/*
1246 	 * Rate : stuffing multiple values in a single event
1247 	 * require a bit more of magic - Jean II
1248 	 */
1249 	current_val = current_ev + IW_EV_LCP_LEN;
1250 
1251 	iwe.cmd = SIOCGIWRATE;
1252 
1253 	/* These two flags are ignored... */
1254 	iwe.u.bitrate.fixed = 0;
1255 	iwe.u.bitrate.disabled = 0;
1256 
1257 	/* Max 16 values */
1258 	for (i = 0; i < 16; i++) {
1259 		/* NULL terminated */
1260 		if (i >= ap->rate_set.size)
1261 			break;
1262 		/* Bit rate given in 500 kb/s units (+ 0x80) */
1263 		iwe.u.bitrate.value = ((ap->rate_set.body[i] & 0x7f) * 500000);
1264 		/* Add new value to event */
1265 		current_val = iwe_stream_add_value(info, current_ev,
1266 						   current_val, end_buf, &iwe,
1267 						   IW_EV_PARAM_LEN);
1268 	}
1269 	/* Check if we added any event */
1270 	if ((current_val - current_ev) > IW_EV_LCP_LEN)
1271 		current_ev = current_val;
1272 
1273 	if (ap->rsn_ie.id == RSN_INFO_ELEM_ID && ap->rsn_ie.size != 0)
1274 		current_ev = ks_wlan_add_leader_event(rsn_leader, end_buf,
1275 						      current_ev, &ap->rsn_ie,
1276 						      &iwe, info);
1277 
1278 	if (ap->wpa_ie.id == WPA_INFO_ELEM_ID && ap->wpa_ie.size != 0)
1279 		current_ev = ks_wlan_add_leader_event(wpa_leader, end_buf,
1280 						      current_ev, &ap->wpa_ie,
1281 						      &iwe, info);
1282 
1283 	/*
1284 	 * The other data in the scan result are not really
1285 	 * interesting, so for now drop it - Jean II
1286 	 */
1287 	return current_ev;
1288 }
1289 
ks_wlan_get_scan(struct net_device * dev,struct iw_request_info * info,union iwreq_data * dwrq,char * extra)1290 static int ks_wlan_get_scan(struct net_device *dev,
1291 			    struct iw_request_info *info,
1292 			    union iwreq_data *dwrq, char *extra)
1293 {
1294 	struct ks_wlan_private *priv = netdev_priv(dev);
1295 	int i;
1296 	char *current_ev = extra;
1297 
1298 	if (priv->sleep_mode == SLP_SLEEP)
1299 		return -EPERM;
1300 	/* for SLEEP MODE */
1301 	if (priv->sme_i.sme_flag & SME_AP_SCAN)
1302 		return -EAGAIN;
1303 
1304 	if (priv->aplist.size == 0) {
1305 		/* Client error, no scan results...
1306 		 * The caller need to restart the scan.
1307 		 */
1308 		return -ENODATA;
1309 	}
1310 
1311 	/* Read and parse all entries */
1312 	for (i = 0; i < priv->aplist.size; i++) {
1313 		if ((extra + dwrq->data.length) - current_ev <= IW_EV_ADDR_LEN) {
1314 			dwrq->data.length = 0;
1315 			return -E2BIG;
1316 		}
1317 		/* Translate to WE format this entry */
1318 		current_ev = ks_wlan_translate_scan(dev, info, current_ev,
1319 						    extra + dwrq->data.length,
1320 						    &priv->aplist.ap[i]);
1321 	}
1322 	/* Length of data */
1323 	dwrq->data.length = (current_ev - extra);
1324 	dwrq->data.flags = 0;
1325 
1326 	return 0;
1327 }
1328 
1329 /* called after a bunch of SET operations */
ks_wlan_config_commit(struct net_device * dev,struct iw_request_info * info,union iwreq_data * zwrq,char * extra)1330 static int ks_wlan_config_commit(struct net_device *dev,
1331 				 struct iw_request_info *info,
1332 				 union iwreq_data *zwrq,
1333 				 char *extra)
1334 {
1335 	struct ks_wlan_private *priv = netdev_priv(dev);
1336 
1337 	if (!priv->need_commit)
1338 		return 0;
1339 
1340 	ks_wlan_setup_parameter(priv, priv->need_commit);
1341 	priv->need_commit = 0;
1342 	return 0;
1343 }
1344 
1345 /* set association ie params */
ks_wlan_set_genie(struct net_device * dev,struct iw_request_info * info,union iwreq_data * dwrq,char * extra)1346 static int ks_wlan_set_genie(struct net_device *dev,
1347 			     struct iw_request_info *info,
1348 			     union iwreq_data *dwrq, char *extra)
1349 {
1350 	struct ks_wlan_private *priv = netdev_priv(dev);
1351 
1352 	if (priv->sleep_mode == SLP_SLEEP)
1353 		return -EPERM;
1354 	/* for SLEEP MODE */
1355 	return 0;
1356 //      return -EOPNOTSUPP;
1357 }
1358 
ks_wlan_set_auth_mode(struct net_device * dev,struct iw_request_info * info,union iwreq_data * vwrq,char * extra)1359 static int ks_wlan_set_auth_mode(struct net_device *dev,
1360 				 struct iw_request_info *info,
1361 				 union iwreq_data *vwrq, char *extra)
1362 {
1363 	struct ks_wlan_private *priv = netdev_priv(dev);
1364 	struct iw_param *param = &vwrq->param;
1365 	int index = (param->flags & IW_AUTH_INDEX);
1366 	int value = param->value;
1367 
1368 	if (priv->sleep_mode == SLP_SLEEP)
1369 		return -EPERM;
1370 	/* for SLEEP MODE */
1371 	switch (index) {
1372 	case IW_AUTH_WPA_VERSION:	/* 0 */
1373 		switch (value) {
1374 		case IW_AUTH_WPA_VERSION_DISABLED:
1375 			priv->wpa.version = value;
1376 			if (priv->wpa.rsn_enabled)
1377 				priv->wpa.rsn_enabled = false;
1378 			priv->need_commit |= SME_RSN;
1379 			break;
1380 		case IW_AUTH_WPA_VERSION_WPA:
1381 		case IW_AUTH_WPA_VERSION_WPA2:
1382 			priv->wpa.version = value;
1383 			if (!(priv->wpa.rsn_enabled))
1384 				priv->wpa.rsn_enabled = true;
1385 			priv->need_commit |= SME_RSN;
1386 			break;
1387 		default:
1388 			return -EOPNOTSUPP;
1389 		}
1390 		break;
1391 	case IW_AUTH_CIPHER_PAIRWISE:	/* 1 */
1392 		switch (value) {
1393 		case IW_AUTH_CIPHER_NONE:
1394 			if (priv->reg.privacy_invoked) {
1395 				priv->reg.privacy_invoked = 0x00;
1396 				priv->need_commit |= SME_WEP_FLAG;
1397 			}
1398 			break;
1399 		case IW_AUTH_CIPHER_WEP40:
1400 		case IW_AUTH_CIPHER_TKIP:
1401 		case IW_AUTH_CIPHER_CCMP:
1402 		case IW_AUTH_CIPHER_WEP104:
1403 			if (!priv->reg.privacy_invoked) {
1404 				priv->reg.privacy_invoked = 0x01;
1405 				priv->need_commit |= SME_WEP_FLAG;
1406 			}
1407 			priv->wpa.pairwise_suite = value;
1408 			priv->need_commit |= SME_RSN_UNICAST;
1409 			break;
1410 		default:
1411 			return -EOPNOTSUPP;
1412 		}
1413 		break;
1414 	case IW_AUTH_CIPHER_GROUP:	/* 2 */
1415 		switch (value) {
1416 		case IW_AUTH_CIPHER_NONE:
1417 			if (priv->reg.privacy_invoked) {
1418 				priv->reg.privacy_invoked = 0x00;
1419 				priv->need_commit |= SME_WEP_FLAG;
1420 			}
1421 			break;
1422 		case IW_AUTH_CIPHER_WEP40:
1423 		case IW_AUTH_CIPHER_TKIP:
1424 		case IW_AUTH_CIPHER_CCMP:
1425 		case IW_AUTH_CIPHER_WEP104:
1426 			if (!priv->reg.privacy_invoked) {
1427 				priv->reg.privacy_invoked = 0x01;
1428 				priv->need_commit |= SME_WEP_FLAG;
1429 			}
1430 			priv->wpa.group_suite = value;
1431 			priv->need_commit |= SME_RSN_MULTICAST;
1432 			break;
1433 		default:
1434 			return -EOPNOTSUPP;
1435 		}
1436 		break;
1437 	case IW_AUTH_KEY_MGMT:	/* 3 */
1438 		switch (value) {
1439 		case IW_AUTH_KEY_MGMT_802_1X:
1440 		case IW_AUTH_KEY_MGMT_PSK:
1441 		case 0:	/* NONE or 802_1X_NO_WPA */
1442 		case 4:	/* WPA_NONE */
1443 			priv->wpa.key_mgmt_suite = value;
1444 			priv->need_commit |= SME_RSN_AUTH;
1445 			break;
1446 		default:
1447 			return -EOPNOTSUPP;
1448 		}
1449 		break;
1450 	case IW_AUTH_80211_AUTH_ALG:	/* 6 */
1451 		switch (value) {
1452 		case IW_AUTH_ALG_OPEN_SYSTEM:
1453 			priv->wpa.auth_alg = value;
1454 			priv->reg.authenticate_type = AUTH_TYPE_OPEN_SYSTEM;
1455 			break;
1456 		case IW_AUTH_ALG_SHARED_KEY:
1457 			priv->wpa.auth_alg = value;
1458 			priv->reg.authenticate_type = AUTH_TYPE_SHARED_KEY;
1459 			break;
1460 		case IW_AUTH_ALG_LEAP:
1461 		default:
1462 			return -EOPNOTSUPP;
1463 		}
1464 		priv->need_commit |= SME_MODE_SET;
1465 		break;
1466 	case IW_AUTH_WPA_ENABLED:	/* 7 */
1467 		priv->wpa.wpa_enabled = value;
1468 		break;
1469 	case IW_AUTH_PRIVACY_INVOKED:	/* 10 */
1470 		if ((value && !priv->reg.privacy_invoked) ||
1471 		    (!value && priv->reg.privacy_invoked)) {
1472 			priv->reg.privacy_invoked = value ? 0x01 : 0x00;
1473 			priv->need_commit |= SME_WEP_FLAG;
1474 		}
1475 		break;
1476 	case IW_AUTH_RX_UNENCRYPTED_EAPOL:	/* 4 */
1477 	case IW_AUTH_TKIP_COUNTERMEASURES:	/* 5 */
1478 	case IW_AUTH_DROP_UNENCRYPTED:	/* 8 */
1479 	case IW_AUTH_ROAMING_CONTROL:	/* 9 */
1480 	default:
1481 		break;
1482 	}
1483 
1484 	/* return -EINPROGRESS; */
1485 	if (priv->need_commit) {
1486 		ks_wlan_setup_parameter(priv, priv->need_commit);
1487 		priv->need_commit = 0;
1488 	}
1489 	return 0;
1490 }
1491 
ks_wlan_get_auth_mode(struct net_device * dev,struct iw_request_info * info,union iwreq_data * vwrq,char * extra)1492 static int ks_wlan_get_auth_mode(struct net_device *dev,
1493 				 struct iw_request_info *info,
1494 				 union iwreq_data *vwrq, char *extra)
1495 {
1496 	struct ks_wlan_private *priv = netdev_priv(dev);
1497 	struct iw_param *param = &vwrq->param;
1498 	int index = (param->flags & IW_AUTH_INDEX);
1499 
1500 	if (priv->sleep_mode == SLP_SLEEP)
1501 		return -EPERM;
1502 
1503 	/* for SLEEP MODE */
1504 	/*  WPA (not used ?? wpa_supplicant) */
1505 	switch (index) {
1506 	case IW_AUTH_WPA_VERSION:
1507 		param->value = priv->wpa.version;
1508 		break;
1509 	case IW_AUTH_CIPHER_PAIRWISE:
1510 		param->value = priv->wpa.pairwise_suite;
1511 		break;
1512 	case IW_AUTH_CIPHER_GROUP:
1513 		param->value = priv->wpa.group_suite;
1514 		break;
1515 	case IW_AUTH_KEY_MGMT:
1516 		param->value = priv->wpa.key_mgmt_suite;
1517 		break;
1518 	case IW_AUTH_80211_AUTH_ALG:
1519 		param->value = priv->wpa.auth_alg;
1520 		break;
1521 	case IW_AUTH_WPA_ENABLED:
1522 		param->value = priv->wpa.rsn_enabled;
1523 		break;
1524 	case IW_AUTH_RX_UNENCRYPTED_EAPOL:	/* OK??? */
1525 	case IW_AUTH_TKIP_COUNTERMEASURES:
1526 	case IW_AUTH_DROP_UNENCRYPTED:
1527 	default:
1528 		/* return -EOPNOTSUPP; */
1529 		break;
1530 	}
1531 	return 0;
1532 }
1533 
1534 /* set encoding token & mode (WPA)*/
ks_wlan_set_encode_ext(struct net_device * dev,struct iw_request_info * info,union iwreq_data * dwrq,char * extra)1535 static int ks_wlan_set_encode_ext(struct net_device *dev,
1536 				  struct iw_request_info *info,
1537 				  union iwreq_data *dwrq, char *extra)
1538 {
1539 	struct ks_wlan_private *priv = netdev_priv(dev);
1540 	struct iw_encode_ext *enc;
1541 	int index = dwrq->encoding.flags & IW_ENCODE_INDEX;
1542 	unsigned int commit = 0;
1543 	struct wpa_key *key;
1544 
1545 	enc = (struct iw_encode_ext *)extra;
1546 	if (!enc)
1547 		return -EINVAL;
1548 
1549 	if (priv->sleep_mode == SLP_SLEEP)
1550 		return -EPERM;
1551 
1552 	/* for SLEEP MODE */
1553 	if (index < 1 || index > 4)
1554 		return -EINVAL;
1555 	index--;
1556 	key = &priv->wpa.key[index];
1557 
1558 	if (dwrq->encoding.flags & IW_ENCODE_DISABLED)
1559 		key->key_len = 0;
1560 
1561 	key->ext_flags = enc->ext_flags;
1562 	if (enc->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) {
1563 		priv->wpa.txkey = index;
1564 		commit |= SME_WEP_INDEX;
1565 	} else if (enc->ext_flags & IW_ENCODE_EXT_RX_SEQ_VALID) {
1566 		memcpy(&key->rx_seq[0], &enc->rx_seq[0], IW_ENCODE_SEQ_MAX_SIZE);
1567 	}
1568 
1569 	ether_addr_copy(&key->addr.sa_data[0], &enc->addr.sa_data[0]);
1570 
1571 	switch (enc->alg) {
1572 	case IW_ENCODE_ALG_NONE:
1573 		if (priv->reg.privacy_invoked) {
1574 			priv->reg.privacy_invoked = 0x00;
1575 			commit |= SME_WEP_FLAG;
1576 		}
1577 		key->key_len = 0;
1578 
1579 		break;
1580 	case IW_ENCODE_ALG_WEP:
1581 	case IW_ENCODE_ALG_CCMP:
1582 		if (!priv->reg.privacy_invoked) {
1583 			priv->reg.privacy_invoked = 0x01;
1584 			commit |= SME_WEP_FLAG;
1585 		}
1586 		if (enc->key_len) {
1587 			int key_len = clamp_val(enc->key_len, 0, IW_ENCODING_TOKEN_MAX);
1588 
1589 			memcpy(&key->key_val[0], &enc->key[0], key_len);
1590 			key->key_len = key_len;
1591 			commit |= (SME_WEP_VAL1 << index);
1592 		}
1593 		break;
1594 	case IW_ENCODE_ALG_TKIP:
1595 		if (!priv->reg.privacy_invoked) {
1596 			priv->reg.privacy_invoked = 0x01;
1597 			commit |= SME_WEP_FLAG;
1598 		}
1599 		if (enc->key_len == 32) {
1600 			memcpy(&key->key_val[0], &enc->key[0], enc->key_len - 16);
1601 			key->key_len = enc->key_len - 16;
1602 			if (priv->wpa.key_mgmt_suite == 4) {	/* WPA_NONE */
1603 				memcpy(&key->tx_mic_key[0], &enc->key[16], 8);
1604 				memcpy(&key->rx_mic_key[0], &enc->key[16], 8);
1605 			} else {
1606 				memcpy(&key->tx_mic_key[0], &enc->key[16], 8);
1607 				memcpy(&key->rx_mic_key[0], &enc->key[24], 8);
1608 			}
1609 			commit |= (SME_WEP_VAL1 << index);
1610 		}
1611 		break;
1612 	default:
1613 		return -EINVAL;
1614 	}
1615 	key->alg = enc->alg;
1616 
1617 	if (commit) {
1618 		if (commit & SME_WEP_INDEX)
1619 			hostif_sme_enqueue(priv, SME_SET_TXKEY);
1620 		if (commit & SME_WEP_VAL_MASK)
1621 			hostif_sme_enqueue(priv, SME_SET_KEY1 + index);
1622 		if (commit & SME_WEP_FLAG)
1623 			hostif_sme_enqueue(priv, SME_WEP_FLAG_REQUEST);
1624 	}
1625 
1626 	return 0;
1627 }
1628 
1629 /* get encoding token & mode (WPA)*/
ks_wlan_get_encode_ext(struct net_device * dev,struct iw_request_info * info,union iwreq_data * dwrq,char * extra)1630 static int ks_wlan_get_encode_ext(struct net_device *dev,
1631 				  struct iw_request_info *info,
1632 				  union iwreq_data *dwrq, char *extra)
1633 {
1634 	struct ks_wlan_private *priv = netdev_priv(dev);
1635 
1636 	if (priv->sleep_mode == SLP_SLEEP)
1637 		return -EPERM;
1638 
1639 	/* for SLEEP MODE */
1640 	/* WPA (not used ?? wpa_supplicant)
1641 	 * struct ks_wlan_private *priv = (struct ks_wlan_private *)dev->priv;
1642 	 * struct iw_encode_ext *enc;
1643 	 * enc = (struct iw_encode_ext *)extra;
1644 	 * int index = dwrq->flags & IW_ENCODE_INDEX;
1645 	 * WPA (not used ?? wpa_supplicant)
1646 	 */
1647 	return 0;
1648 }
1649 
ks_wlan_set_pmksa(struct net_device * dev,struct iw_request_info * info,union iwreq_data * dwrq,char * extra)1650 static int ks_wlan_set_pmksa(struct net_device *dev,
1651 			     struct iw_request_info *info,
1652 			     union iwreq_data *dwrq, char *extra)
1653 {
1654 	struct ks_wlan_private *priv = netdev_priv(dev);
1655 	struct iw_pmksa *pmksa;
1656 	int i;
1657 	struct pmk *pmk;
1658 	struct list_head *ptr;
1659 
1660 	if (priv->sleep_mode == SLP_SLEEP)
1661 		return -EPERM;
1662 
1663 	/* for SLEEP MODE */
1664 	if (!extra)
1665 		return -EINVAL;
1666 
1667 	pmksa = (struct iw_pmksa *)extra;
1668 
1669 	switch (pmksa->cmd) {
1670 	case IW_PMKSA_ADD:
1671 		if (list_empty(&priv->pmklist.head)) {
1672 			for (i = 0; i < PMK_LIST_MAX; i++) {
1673 				pmk = &priv->pmklist.pmk[i];
1674 				if (is_zero_ether_addr(pmk->bssid))
1675 					break;
1676 			}
1677 			ether_addr_copy(pmk->bssid, pmksa->bssid.sa_data);
1678 			memcpy(pmk->pmkid, pmksa->pmkid, IW_PMKID_LEN);
1679 			list_add(&pmk->list, &priv->pmklist.head);
1680 			priv->pmklist.size++;
1681 			break;
1682 		}
1683 		/* search cache data */
1684 		list_for_each(ptr, &priv->pmklist.head) {
1685 			pmk = list_entry(ptr, struct pmk, list);
1686 			if (ether_addr_equal(pmksa->bssid.sa_data, pmk->bssid)) {
1687 				memcpy(pmk->pmkid, pmksa->pmkid, IW_PMKID_LEN);
1688 				list_move(&pmk->list, &priv->pmklist.head);
1689 				break;
1690 			}
1691 		}
1692 		/* not find address. */
1693 		if (ptr != &priv->pmklist.head)
1694 			break;
1695 		/* new cache data */
1696 		if (priv->pmklist.size < PMK_LIST_MAX) {
1697 			for (i = 0; i < PMK_LIST_MAX; i++) {
1698 				pmk = &priv->pmklist.pmk[i];
1699 				if (is_zero_ether_addr(pmk->bssid))
1700 					break;
1701 			}
1702 			ether_addr_copy(pmk->bssid, pmksa->bssid.sa_data);
1703 			memcpy(pmk->pmkid, pmksa->pmkid, IW_PMKID_LEN);
1704 			list_add(&pmk->list, &priv->pmklist.head);
1705 			priv->pmklist.size++;
1706 		} else { /* overwrite old cache data */
1707 			pmk = list_entry(priv->pmklist.head.prev, struct pmk,
1708 					 list);
1709 			ether_addr_copy(pmk->bssid, pmksa->bssid.sa_data);
1710 			memcpy(pmk->pmkid, pmksa->pmkid, IW_PMKID_LEN);
1711 			list_move(&pmk->list, &priv->pmklist.head);
1712 		}
1713 		break;
1714 	case IW_PMKSA_REMOVE:
1715 		if (list_empty(&priv->pmklist.head))
1716 			return -EINVAL;
1717 		/* search cache data */
1718 		list_for_each(ptr, &priv->pmklist.head) {
1719 			pmk = list_entry(ptr, struct pmk, list);
1720 			if (ether_addr_equal(pmksa->bssid.sa_data, pmk->bssid)) {
1721 				eth_zero_addr(pmk->bssid);
1722 				memset(pmk->pmkid, 0, IW_PMKID_LEN);
1723 				list_del_init(&pmk->list);
1724 				break;
1725 			}
1726 		}
1727 		/* not find address. */
1728 		if (ptr == &priv->pmklist.head)
1729 			return 0;
1730 		break;
1731 	case IW_PMKSA_FLUSH:
1732 		memset(&priv->pmklist, 0, sizeof(priv->pmklist));
1733 		INIT_LIST_HEAD(&priv->pmklist.head);
1734 		for (i = 0; i < PMK_LIST_MAX; i++)
1735 			INIT_LIST_HEAD(&priv->pmklist.pmk[i].list);
1736 		break;
1737 	default:
1738 		return -EINVAL;
1739 	}
1740 
1741 	hostif_sme_enqueue(priv, SME_SET_PMKSA);
1742 	return 0;
1743 }
1744 
ks_get_wireless_stats(struct net_device * dev)1745 static struct iw_statistics *ks_get_wireless_stats(struct net_device *dev)
1746 {
1747 	struct ks_wlan_private *priv = netdev_priv(dev);
1748 	struct iw_statistics *wstats = &priv->wstats;
1749 
1750 	if (!atomic_read(&update_phyinfo))
1751 		return (priv->dev_state < DEVICE_STATE_READY) ? NULL : wstats;
1752 
1753 	/*
1754 	 * Packets discarded in the wireless adapter due to wireless
1755 	 * specific problems
1756 	 */
1757 	wstats->discard.nwid = 0;	/* Rx invalid nwid      */
1758 	wstats->discard.code = 0;	/* Rx invalid crypt     */
1759 	wstats->discard.fragment = 0;	/* Rx invalid frag      */
1760 	wstats->discard.retries = 0;	/* Tx excessive retries */
1761 	wstats->discard.misc = 0;	/* Invalid misc         */
1762 	wstats->miss.beacon = 0;	/* Missed beacon        */
1763 
1764 	return wstats;
1765 }
1766 
ks_wlan_set_stop_request(struct net_device * dev,struct iw_request_info * info,__u32 * uwrq,char * extra)1767 static int ks_wlan_set_stop_request(struct net_device *dev,
1768 				    struct iw_request_info *info, __u32 *uwrq,
1769 				    char *extra)
1770 {
1771 	struct ks_wlan_private *priv = netdev_priv(dev);
1772 
1773 	if (priv->sleep_mode == SLP_SLEEP)
1774 		return -EPERM;
1775 
1776 	/* for SLEEP MODE */
1777 	if (!(*uwrq))
1778 		return -EINVAL;
1779 
1780 	hostif_sme_enqueue(priv, SME_STOP_REQUEST);
1781 	return 0;
1782 }
1783 
1784 #include <linux/ieee80211.h>
ks_wlan_set_mlme(struct net_device * dev,struct iw_request_info * info,union iwreq_data * dwrq,char * extra)1785 static int ks_wlan_set_mlme(struct net_device *dev,
1786 			    struct iw_request_info *info,
1787 			    union iwreq_data *dwrq, char *extra)
1788 {
1789 	struct ks_wlan_private *priv = netdev_priv(dev);
1790 	struct iw_mlme *mlme = (struct iw_mlme *)extra;
1791 	__u32 mode = 1;
1792 
1793 	if (priv->sleep_mode == SLP_SLEEP)
1794 		return -EPERM;
1795 
1796 	if (mlme->cmd != IW_MLME_DEAUTH &&
1797 	    mlme->cmd != IW_MLME_DISASSOC)
1798 		return -EOPNOTSUPP;
1799 
1800 	if (mlme->cmd == IW_MLME_DEAUTH &&
1801 	    mlme->reason_code == WLAN_REASON_MIC_FAILURE)
1802 		return 0;
1803 
1804 	return ks_wlan_set_stop_request(dev, NULL, &mode, NULL);
1805 }
1806 
ks_wlan_get_firmware_version(struct net_device * dev,struct iw_request_info * info,struct iw_point * dwrq,char * extra)1807 static int ks_wlan_get_firmware_version(struct net_device *dev,
1808 					struct iw_request_info *info,
1809 					struct iw_point *dwrq, char *extra)
1810 {
1811 	struct ks_wlan_private *priv = netdev_priv(dev);
1812 
1813 	dwrq->length = priv->version_size + 1;
1814 	strscpy(extra, priv->firmware_version, dwrq->length);
1815 	return 0;
1816 }
1817 
ks_wlan_set_preamble(struct net_device * dev,struct iw_request_info * info,__u32 * uwrq,char * extra)1818 static int ks_wlan_set_preamble(struct net_device *dev,
1819 				struct iw_request_info *info, __u32 *uwrq,
1820 				char *extra)
1821 {
1822 	struct ks_wlan_private *priv = netdev_priv(dev);
1823 
1824 	if (priv->sleep_mode == SLP_SLEEP)
1825 		return -EPERM;
1826 
1827 	/* for SLEEP MODE */
1828 	if (*uwrq != LONG_PREAMBLE && *uwrq != SHORT_PREAMBLE)
1829 		return -EINVAL;
1830 
1831 	priv->reg.preamble = *uwrq;
1832 	priv->need_commit |= SME_MODE_SET;
1833 	return -EINPROGRESS;	/* Call commit handler */
1834 }
1835 
ks_wlan_get_preamble(struct net_device * dev,struct iw_request_info * info,__u32 * uwrq,char * extra)1836 static int ks_wlan_get_preamble(struct net_device *dev,
1837 				struct iw_request_info *info, __u32 *uwrq,
1838 				char *extra)
1839 {
1840 	struct ks_wlan_private *priv = netdev_priv(dev);
1841 
1842 	if (priv->sleep_mode == SLP_SLEEP)
1843 		return -EPERM;
1844 
1845 	/* for SLEEP MODE */
1846 	*uwrq = priv->reg.preamble;
1847 	return 0;
1848 }
1849 
ks_wlan_set_power_mgmt(struct net_device * dev,struct iw_request_info * info,__u32 * uwrq,char * extra)1850 static int ks_wlan_set_power_mgmt(struct net_device *dev,
1851 				  struct iw_request_info *info, __u32 *uwrq,
1852 				  char *extra)
1853 {
1854 	struct ks_wlan_private *priv = netdev_priv(dev);
1855 
1856 	if (priv->sleep_mode == SLP_SLEEP)
1857 		return -EPERM;
1858 
1859 	if (*uwrq != POWER_MGMT_ACTIVE &&
1860 	    *uwrq != POWER_MGMT_SAVE1 &&
1861 	    *uwrq != POWER_MGMT_SAVE2)
1862 		return -EINVAL;
1863 
1864 	if ((*uwrq == POWER_MGMT_SAVE1 || *uwrq == POWER_MGMT_SAVE2) &&
1865 	    (priv->reg.operation_mode != MODE_INFRASTRUCTURE))
1866 		return -EINVAL;
1867 
1868 	priv->reg.power_mgmt = *uwrq;
1869 	hostif_sme_enqueue(priv, SME_POW_MNGMT_REQUEST);
1870 
1871 	return 0;
1872 }
1873 
ks_wlan_get_power_mgmt(struct net_device * dev,struct iw_request_info * info,__u32 * uwrq,char * extra)1874 static int ks_wlan_get_power_mgmt(struct net_device *dev,
1875 				  struct iw_request_info *info, __u32 *uwrq,
1876 				  char *extra)
1877 {
1878 	struct ks_wlan_private *priv = netdev_priv(dev);
1879 
1880 	if (priv->sleep_mode == SLP_SLEEP)
1881 		return -EPERM;
1882 
1883 	/* for SLEEP MODE */
1884 	*uwrq = priv->reg.power_mgmt;
1885 	return 0;
1886 }
1887 
ks_wlan_set_scan_type(struct net_device * dev,struct iw_request_info * info,__u32 * uwrq,char * extra)1888 static int ks_wlan_set_scan_type(struct net_device *dev,
1889 				 struct iw_request_info *info, __u32 *uwrq,
1890 				 char *extra)
1891 {
1892 	struct ks_wlan_private *priv = netdev_priv(dev);
1893 
1894 	if (priv->sleep_mode == SLP_SLEEP)
1895 		return -EPERM;
1896 	/* for SLEEP MODE */
1897 
1898 	if (*uwrq != ACTIVE_SCAN && *uwrq != PASSIVE_SCAN)
1899 		return -EINVAL;
1900 
1901 	priv->reg.scan_type = *uwrq;
1902 	return 0;
1903 }
1904 
ks_wlan_get_scan_type(struct net_device * dev,struct iw_request_info * info,__u32 * uwrq,char * extra)1905 static int ks_wlan_get_scan_type(struct net_device *dev,
1906 				 struct iw_request_info *info, __u32 *uwrq,
1907 				 char *extra)
1908 {
1909 	struct ks_wlan_private *priv = netdev_priv(dev);
1910 
1911 	if (priv->sleep_mode == SLP_SLEEP)
1912 		return -EPERM;
1913 	/* for SLEEP MODE */
1914 	*uwrq = priv->reg.scan_type;
1915 	return 0;
1916 }
1917 
ks_wlan_set_beacon_lost(struct net_device * dev,struct iw_request_info * info,__u32 * uwrq,char * extra)1918 static int ks_wlan_set_beacon_lost(struct net_device *dev,
1919 				   struct iw_request_info *info, __u32 *uwrq,
1920 				   char *extra)
1921 {
1922 	struct ks_wlan_private *priv = netdev_priv(dev);
1923 
1924 	if (priv->sleep_mode == SLP_SLEEP)
1925 		return -EPERM;
1926 	/* for SLEEP MODE */
1927 	if (*uwrq > BEACON_LOST_COUNT_MAX)
1928 		return -EINVAL;
1929 
1930 	priv->reg.beacon_lost_count = *uwrq;
1931 
1932 	if (priv->reg.operation_mode == MODE_INFRASTRUCTURE) {
1933 		priv->need_commit |= SME_MODE_SET;
1934 		return -EINPROGRESS;	/* Call commit handler */
1935 	}
1936 
1937 	return 0;
1938 }
1939 
ks_wlan_get_beacon_lost(struct net_device * dev,struct iw_request_info * info,__u32 * uwrq,char * extra)1940 static int ks_wlan_get_beacon_lost(struct net_device *dev,
1941 				   struct iw_request_info *info, __u32 *uwrq,
1942 				   char *extra)
1943 {
1944 	struct ks_wlan_private *priv = netdev_priv(dev);
1945 
1946 	if (priv->sleep_mode == SLP_SLEEP)
1947 		return -EPERM;
1948 	/* for SLEEP MODE */
1949 	*uwrq = priv->reg.beacon_lost_count;
1950 	return 0;
1951 }
1952 
ks_wlan_set_phy_type(struct net_device * dev,struct iw_request_info * info,__u32 * uwrq,char * extra)1953 static int ks_wlan_set_phy_type(struct net_device *dev,
1954 				struct iw_request_info *info, __u32 *uwrq,
1955 				char *extra)
1956 {
1957 	struct ks_wlan_private *priv = netdev_priv(dev);
1958 
1959 	if (priv->sleep_mode == SLP_SLEEP)
1960 		return -EPERM;
1961 
1962 	if (*uwrq != D_11B_ONLY_MODE &&
1963 	    *uwrq != D_11G_ONLY_MODE &&
1964 	    *uwrq != D_11BG_COMPATIBLE_MODE)
1965 		return -EINVAL;
1966 
1967 	/* for SLEEP MODE */
1968 	priv->reg.phy_type = *uwrq;
1969 	priv->need_commit |= SME_MODE_SET;
1970 	return -EINPROGRESS;	/* Call commit handler */
1971 }
1972 
ks_wlan_get_phy_type(struct net_device * dev,struct iw_request_info * info,__u32 * uwrq,char * extra)1973 static int ks_wlan_get_phy_type(struct net_device *dev,
1974 				struct iw_request_info *info, __u32 *uwrq,
1975 				char *extra)
1976 {
1977 	struct ks_wlan_private *priv = netdev_priv(dev);
1978 
1979 	if (priv->sleep_mode == SLP_SLEEP)
1980 		return -EPERM;
1981 	/* for SLEEP MODE */
1982 	*uwrq = priv->reg.phy_type;
1983 	return 0;
1984 }
1985 
ks_wlan_set_cts_mode(struct net_device * dev,struct iw_request_info * info,__u32 * uwrq,char * extra)1986 static int ks_wlan_set_cts_mode(struct net_device *dev,
1987 				struct iw_request_info *info, __u32 *uwrq,
1988 				char *extra)
1989 {
1990 	struct ks_wlan_private *priv = netdev_priv(dev);
1991 
1992 	if (priv->sleep_mode == SLP_SLEEP)
1993 		return -EPERM;
1994 	/* for SLEEP MODE */
1995 	if (*uwrq != CTS_MODE_FALSE && *uwrq != CTS_MODE_TRUE)
1996 		return -EINVAL;
1997 
1998 	priv->reg.cts_mode = (*uwrq == CTS_MODE_FALSE) ? *uwrq :
1999 			      (priv->reg.phy_type == D_11G_ONLY_MODE ||
2000 			       priv->reg.phy_type == D_11BG_COMPATIBLE_MODE) ?
2001 			       *uwrq : !*uwrq;
2002 
2003 	priv->need_commit |= SME_MODE_SET;
2004 	return -EINPROGRESS;	/* Call commit handler */
2005 }
2006 
ks_wlan_get_cts_mode(struct net_device * dev,struct iw_request_info * info,__u32 * uwrq,char * extra)2007 static int ks_wlan_get_cts_mode(struct net_device *dev,
2008 				struct iw_request_info *info, __u32 *uwrq,
2009 				char *extra)
2010 {
2011 	struct ks_wlan_private *priv = netdev_priv(dev);
2012 
2013 	if (priv->sleep_mode == SLP_SLEEP)
2014 		return -EPERM;
2015 	/* for SLEEP MODE */
2016 	*uwrq = priv->reg.cts_mode;
2017 	return 0;
2018 }
2019 
ks_wlan_set_sleep_mode(struct net_device * dev,struct iw_request_info * info,__u32 * uwrq,char * extra)2020 static int ks_wlan_set_sleep_mode(struct net_device *dev,
2021 				  struct iw_request_info *info,
2022 				  __u32 *uwrq, char *extra)
2023 {
2024 	struct ks_wlan_private *priv = netdev_priv(dev);
2025 
2026 	if (*uwrq != SLP_SLEEP &&
2027 	    *uwrq != SLP_ACTIVE) {
2028 		netdev_err(dev, "SET_SLEEP_MODE %d error\n", *uwrq);
2029 		return -EINVAL;
2030 	}
2031 
2032 	priv->sleep_mode = *uwrq;
2033 	netdev_info(dev, "SET_SLEEP_MODE %d\n", priv->sleep_mode);
2034 
2035 	if (*uwrq == SLP_SLEEP)
2036 		hostif_sme_enqueue(priv, SME_STOP_REQUEST);
2037 
2038 	hostif_sme_enqueue(priv, SME_SLEEP_REQUEST);
2039 
2040 	return 0;
2041 }
2042 
ks_wlan_get_sleep_mode(struct net_device * dev,struct iw_request_info * info,__u32 * uwrq,char * extra)2043 static int ks_wlan_get_sleep_mode(struct net_device *dev,
2044 				  struct iw_request_info *info,
2045 				  __u32 *uwrq, char *extra)
2046 {
2047 	struct ks_wlan_private *priv = netdev_priv(dev);
2048 
2049 	*uwrq = priv->sleep_mode;
2050 
2051 	return 0;
2052 }
2053 
ks_wlan_set_wps_enable(struct net_device * dev,struct iw_request_info * info,__u32 * uwrq,char * extra)2054 static int ks_wlan_set_wps_enable(struct net_device *dev,
2055 				  struct iw_request_info *info, __u32 *uwrq,
2056 				  char *extra)
2057 {
2058 	struct ks_wlan_private *priv = netdev_priv(dev);
2059 
2060 	if (priv->sleep_mode == SLP_SLEEP)
2061 		return -EPERM;
2062 	/* for SLEEP MODE */
2063 	if (*uwrq != 0 && *uwrq != 1)
2064 		return -EINVAL;
2065 
2066 	priv->wps.wps_enabled = *uwrq;
2067 	hostif_sme_enqueue(priv, SME_WPS_ENABLE_REQUEST);
2068 
2069 	return 0;
2070 }
2071 
ks_wlan_get_wps_enable(struct net_device * dev,struct iw_request_info * info,__u32 * uwrq,char * extra)2072 static int ks_wlan_get_wps_enable(struct net_device *dev,
2073 				  struct iw_request_info *info, __u32 *uwrq,
2074 				  char *extra)
2075 {
2076 	struct ks_wlan_private *priv = netdev_priv(dev);
2077 
2078 	if (priv->sleep_mode == SLP_SLEEP)
2079 		return -EPERM;
2080 	/* for SLEEP MODE */
2081 	*uwrq = priv->wps.wps_enabled;
2082 	netdev_info(dev, "return=%d\n", *uwrq);
2083 
2084 	return 0;
2085 }
2086 
ks_wlan_set_wps_probe_req(struct net_device * dev,struct iw_request_info * info,struct iw_point * dwrq,char * extra)2087 static int ks_wlan_set_wps_probe_req(struct net_device *dev,
2088 				     struct iw_request_info *info,
2089 				     struct iw_point *dwrq, char *extra)
2090 {
2091 	u8 *p = extra;
2092 	unsigned char len;
2093 	struct ks_wlan_private *priv = netdev_priv(dev);
2094 
2095 	if (priv->sleep_mode == SLP_SLEEP)
2096 		return -EPERM;
2097 
2098 	/* length check */
2099 	if (p[1] + 2 != dwrq->length || dwrq->length > 256)
2100 		return -EINVAL;
2101 
2102 	priv->wps.ielen = p[1] + 2 + 1;	/* IE header + IE + sizeof(len) */
2103 	len = p[1] + 2;	/* IE header + IE */
2104 
2105 	memcpy(priv->wps.ie, &len, sizeof(len));
2106 	p = memcpy(priv->wps.ie + 1, p, len);
2107 
2108 	netdev_dbg(dev, "%d(%#x): %02X %02X %02X %02X ... %02X %02X %02X\n",
2109 		   priv->wps.ielen, priv->wps.ielen, p[0], p[1], p[2], p[3],
2110 		   p[priv->wps.ielen - 3], p[priv->wps.ielen - 2],
2111 		   p[priv->wps.ielen - 1]);
2112 
2113 	hostif_sme_enqueue(priv, SME_WPS_PROBE_REQUEST);
2114 
2115 	return 0;
2116 }
2117 
ks_wlan_set_tx_gain(struct net_device * dev,struct iw_request_info * info,__u32 * uwrq,char * extra)2118 static int ks_wlan_set_tx_gain(struct net_device *dev,
2119 			       struct iw_request_info *info, __u32 *uwrq,
2120 			       char *extra)
2121 {
2122 	struct ks_wlan_private *priv = netdev_priv(dev);
2123 
2124 	if (priv->sleep_mode == SLP_SLEEP)
2125 		return -EPERM;
2126 	/* for SLEEP MODE */
2127 	if (*uwrq > 0xFF)
2128 		return -EINVAL;
2129 
2130 	priv->gain.tx_gain = (u8)*uwrq;
2131 	priv->gain.tx_mode = (priv->gain.tx_gain < 0xFF) ? 1 : 0;
2132 	hostif_sme_enqueue(priv, SME_SET_GAIN);
2133 	return 0;
2134 }
2135 
ks_wlan_get_tx_gain(struct net_device * dev,struct iw_request_info * info,__u32 * uwrq,char * extra)2136 static int ks_wlan_get_tx_gain(struct net_device *dev,
2137 			       struct iw_request_info *info, __u32 *uwrq,
2138 			       char *extra)
2139 {
2140 	struct ks_wlan_private *priv = netdev_priv(dev);
2141 
2142 	if (priv->sleep_mode == SLP_SLEEP)
2143 		return -EPERM;
2144 	/* for SLEEP MODE */
2145 	*uwrq = priv->gain.tx_gain;
2146 	hostif_sme_enqueue(priv, SME_GET_GAIN);
2147 	return 0;
2148 }
2149 
ks_wlan_set_rx_gain(struct net_device * dev,struct iw_request_info * info,__u32 * uwrq,char * extra)2150 static int ks_wlan_set_rx_gain(struct net_device *dev,
2151 			       struct iw_request_info *info, __u32 *uwrq,
2152 			       char *extra)
2153 {
2154 	struct ks_wlan_private *priv = netdev_priv(dev);
2155 
2156 	if (priv->sleep_mode == SLP_SLEEP)
2157 		return -EPERM;
2158 	/* for SLEEP MODE */
2159 	if (*uwrq > 0xFF)
2160 		return -EINVAL;
2161 
2162 	priv->gain.rx_gain = (u8)*uwrq;
2163 	priv->gain.rx_mode = (priv->gain.rx_gain < 0xFF) ? 1 : 0;
2164 	hostif_sme_enqueue(priv, SME_SET_GAIN);
2165 	return 0;
2166 }
2167 
ks_wlan_get_rx_gain(struct net_device * dev,struct iw_request_info * info,__u32 * uwrq,char * extra)2168 static int ks_wlan_get_rx_gain(struct net_device *dev,
2169 			       struct iw_request_info *info, __u32 *uwrq,
2170 			       char *extra)
2171 {
2172 	struct ks_wlan_private *priv = netdev_priv(dev);
2173 
2174 	if (priv->sleep_mode == SLP_SLEEP)
2175 		return -EPERM;
2176 	/* for SLEEP MODE */
2177 	*uwrq = priv->gain.rx_gain;
2178 	hostif_sme_enqueue(priv, SME_GET_GAIN);
2179 	return 0;
2180 }
2181 
ks_wlan_get_eeprom_cksum(struct net_device * dev,struct iw_request_info * info,__u32 * uwrq,char * extra)2182 static int ks_wlan_get_eeprom_cksum(struct net_device *dev,
2183 				    struct iw_request_info *info, __u32 *uwrq,
2184 				    char *extra)
2185 {
2186 	struct ks_wlan_private *priv = netdev_priv(dev);
2187 
2188 	*uwrq = priv->eeprom_checksum;
2189 	return 0;
2190 }
2191 
print_hif_event(struct net_device * dev,int event)2192 static void print_hif_event(struct net_device *dev, int event)
2193 {
2194 	switch (event) {
2195 	case HIF_DATA_REQ:
2196 		netdev_info(dev, "HIF_DATA_REQ\n");
2197 		break;
2198 	case HIF_DATA_IND:
2199 		netdev_info(dev, "HIF_DATA_IND\n");
2200 		break;
2201 	case HIF_MIB_GET_REQ:
2202 		netdev_info(dev, "HIF_MIB_GET_REQ\n");
2203 		break;
2204 	case HIF_MIB_GET_CONF:
2205 		netdev_info(dev, "HIF_MIB_GET_CONF\n");
2206 		break;
2207 	case HIF_MIB_SET_REQ:
2208 		netdev_info(dev, "HIF_MIB_SET_REQ\n");
2209 		break;
2210 	case HIF_MIB_SET_CONF:
2211 		netdev_info(dev, "HIF_MIB_SET_CONF\n");
2212 		break;
2213 	case HIF_POWER_MGMT_REQ:
2214 		netdev_info(dev, "HIF_POWER_MGMT_REQ\n");
2215 		break;
2216 	case HIF_POWER_MGMT_CONF:
2217 		netdev_info(dev, "HIF_POWER_MGMT_CONF\n");
2218 		break;
2219 	case HIF_START_REQ:
2220 		netdev_info(dev, "HIF_START_REQ\n");
2221 		break;
2222 	case HIF_START_CONF:
2223 		netdev_info(dev, "HIF_START_CONF\n");
2224 		break;
2225 	case HIF_CONNECT_IND:
2226 		netdev_info(dev, "HIF_CONNECT_IND\n");
2227 		break;
2228 	case HIF_STOP_REQ:
2229 		netdev_info(dev, "HIF_STOP_REQ\n");
2230 		break;
2231 	case HIF_STOP_CONF:
2232 		netdev_info(dev, "HIF_STOP_CONF\n");
2233 		break;
2234 	case HIF_PS_ADH_SET_REQ:
2235 		netdev_info(dev, "HIF_PS_ADH_SET_REQ\n");
2236 		break;
2237 	case HIF_PS_ADH_SET_CONF:
2238 		netdev_info(dev, "HIF_PS_ADH_SET_CONF\n");
2239 		break;
2240 	case HIF_INFRA_SET_REQ:
2241 		netdev_info(dev, "HIF_INFRA_SET_REQ\n");
2242 		break;
2243 	case HIF_INFRA_SET_CONF:
2244 		netdev_info(dev, "HIF_INFRA_SET_CONF\n");
2245 		break;
2246 	case HIF_ADH_SET_REQ:
2247 		netdev_info(dev, "HIF_ADH_SET_REQ\n");
2248 		break;
2249 	case HIF_ADH_SET_CONF:
2250 		netdev_info(dev, "HIF_ADH_SET_CONF\n");
2251 		break;
2252 	case HIF_AP_SET_REQ:
2253 		netdev_info(dev, "HIF_AP_SET_REQ\n");
2254 		break;
2255 	case HIF_AP_SET_CONF:
2256 		netdev_info(dev, "HIF_AP_SET_CONF\n");
2257 		break;
2258 	case HIF_ASSOC_INFO_IND:
2259 		netdev_info(dev, "HIF_ASSOC_INFO_IND\n");
2260 		break;
2261 	case HIF_MIC_FAILURE_REQ:
2262 		netdev_info(dev, "HIF_MIC_FAILURE_REQ\n");
2263 		break;
2264 	case HIF_MIC_FAILURE_CONF:
2265 		netdev_info(dev, "HIF_MIC_FAILURE_CONF\n");
2266 		break;
2267 	case HIF_SCAN_REQ:
2268 		netdev_info(dev, "HIF_SCAN_REQ\n");
2269 		break;
2270 	case HIF_SCAN_CONF:
2271 		netdev_info(dev, "HIF_SCAN_CONF\n");
2272 		break;
2273 	case HIF_PHY_INFO_REQ:
2274 		netdev_info(dev, "HIF_PHY_INFO_REQ\n");
2275 		break;
2276 	case HIF_PHY_INFO_CONF:
2277 		netdev_info(dev, "HIF_PHY_INFO_CONF\n");
2278 		break;
2279 	case HIF_SLEEP_REQ:
2280 		netdev_info(dev, "HIF_SLEEP_REQ\n");
2281 		break;
2282 	case HIF_SLEEP_CONF:
2283 		netdev_info(dev, "HIF_SLEEP_CONF\n");
2284 		break;
2285 	case HIF_PHY_INFO_IND:
2286 		netdev_info(dev, "HIF_PHY_INFO_IND\n");
2287 		break;
2288 	case HIF_SCAN_IND:
2289 		netdev_info(dev, "HIF_SCAN_IND\n");
2290 		break;
2291 	case HIF_INFRA_SET2_REQ:
2292 		netdev_info(dev, "HIF_INFRA_SET2_REQ\n");
2293 		break;
2294 	case HIF_INFRA_SET2_CONF:
2295 		netdev_info(dev, "HIF_INFRA_SET2_CONF\n");
2296 		break;
2297 	case HIF_ADH_SET2_REQ:
2298 		netdev_info(dev, "HIF_ADH_SET2_REQ\n");
2299 		break;
2300 	case HIF_ADH_SET2_CONF:
2301 		netdev_info(dev, "HIF_ADH_SET2_CONF\n");
2302 	}
2303 }
2304 
2305 /* get host command history */
ks_wlan_hostt(struct net_device * dev,struct iw_request_info * info,__u32 * uwrq,char * extra)2306 static int ks_wlan_hostt(struct net_device *dev, struct iw_request_info *info,
2307 			 __u32 *uwrq, char *extra)
2308 {
2309 	int i, event;
2310 	struct ks_wlan_private *priv = netdev_priv(dev);
2311 
2312 	for (i = 63; i >= 0; i--) {
2313 		event =
2314 		    priv->hostt.buff[(priv->hostt.qtail - 1 - i) %
2315 				     SME_EVENT_BUFF_SIZE];
2316 		print_hif_event(dev, event);
2317 	}
2318 	return 0;
2319 }
2320 
2321 /* Structures to export the Wireless Handlers */
2322 
2323 static const struct iw_priv_args ks_wlan_private_args[] = {
2324 /*{ cmd, set_args, get_args, name[16] } */
2325 	{KS_WLAN_GET_FIRM_VERSION, IW_PRIV_TYPE_NONE,
2326 	 IW_PRIV_TYPE_CHAR | (128 + 1), "GetFirmwareVer"},
2327 	{KS_WLAN_SET_WPS_ENABLE, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
2328 	 IW_PRIV_TYPE_NONE, "SetWPSEnable"},
2329 	{KS_WLAN_GET_WPS_ENABLE, IW_PRIV_TYPE_NONE,
2330 	 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "GetW"},
2331 	{KS_WLAN_SET_WPS_PROBE_REQ, IW_PRIV_TYPE_BYTE | 2047, IW_PRIV_TYPE_NONE,
2332 	 "SetWPSProbeReq"},
2333 	{KS_WLAN_SET_PREAMBLE, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
2334 	 IW_PRIV_TYPE_NONE, "SetPreamble"},
2335 	{KS_WLAN_GET_PREAMBLE, IW_PRIV_TYPE_NONE,
2336 	 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "GetPreamble"},
2337 	{KS_WLAN_SET_POWER_SAVE, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
2338 	 IW_PRIV_TYPE_NONE, "SetPowerSave"},
2339 	{KS_WLAN_GET_POWER_SAVE, IW_PRIV_TYPE_NONE,
2340 	 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "GetPowerSave"},
2341 	{KS_WLAN_SET_SCAN_TYPE, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
2342 	 IW_PRIV_TYPE_NONE, "SetScanType"},
2343 	{KS_WLAN_GET_SCAN_TYPE, IW_PRIV_TYPE_NONE,
2344 	 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "GetScanType"},
2345 	{KS_WLAN_SET_RX_GAIN, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
2346 	 IW_PRIV_TYPE_NONE, "SetRxGain"},
2347 	{KS_WLAN_GET_RX_GAIN, IW_PRIV_TYPE_NONE,
2348 	 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "GetRxGain"},
2349 	{KS_WLAN_HOSTT, IW_PRIV_TYPE_NONE, IW_PRIV_TYPE_CHAR | (128 + 1),
2350 	 "hostt"},
2351 	{KS_WLAN_SET_BEACON_LOST, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
2352 	 IW_PRIV_TYPE_NONE, "SetBeaconLost"},
2353 	{KS_WLAN_GET_BEACON_LOST, IW_PRIV_TYPE_NONE,
2354 	 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "GetBeaconLost"},
2355 	{KS_WLAN_SET_SLEEP_MODE, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
2356 	 IW_PRIV_TYPE_NONE, "SetSleepMode"},
2357 	{KS_WLAN_GET_SLEEP_MODE, IW_PRIV_TYPE_NONE,
2358 	 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "GetSleepMode"},
2359 	{KS_WLAN_SET_TX_GAIN, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
2360 	 IW_PRIV_TYPE_NONE, "SetTxGain"},
2361 	{KS_WLAN_GET_TX_GAIN, IW_PRIV_TYPE_NONE,
2362 	 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "GetTxGain"},
2363 	{KS_WLAN_SET_PHY_TYPE, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
2364 	 IW_PRIV_TYPE_NONE, "SetPhyType"},
2365 	{KS_WLAN_GET_PHY_TYPE, IW_PRIV_TYPE_NONE,
2366 	 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "GetPhyType"},
2367 	{KS_WLAN_SET_CTS_MODE, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
2368 	 IW_PRIV_TYPE_NONE, "SetCtsMode"},
2369 	{KS_WLAN_GET_CTS_MODE, IW_PRIV_TYPE_NONE,
2370 	 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "GetCtsMode"},
2371 	{KS_WLAN_GET_EEPROM_CKSUM, IW_PRIV_TYPE_NONE,
2372 	 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "GetChecksum"},
2373 };
2374 
2375 static const iw_handler ks_wlan_handler[] = {
2376 	IW_HANDLER(SIOCSIWCOMMIT, ks_wlan_config_commit),
2377 	IW_HANDLER(SIOCGIWNAME, ks_wlan_get_name),
2378 	IW_HANDLER(SIOCSIWFREQ, ks_wlan_set_freq),
2379 	IW_HANDLER(SIOCGIWFREQ, ks_wlan_get_freq),
2380 	IW_HANDLER(SIOCSIWMODE, ks_wlan_set_mode),
2381 	IW_HANDLER(SIOCGIWMODE, ks_wlan_get_mode),
2382 	IW_HANDLER(SIOCGIWRANGE, ks_wlan_get_range),
2383 	IW_HANDLER(SIOCGIWSTATS, ks_wlan_get_iwstats),
2384 	IW_HANDLER(SIOCSIWAP, ks_wlan_set_wap),
2385 	IW_HANDLER(SIOCGIWAP, ks_wlan_get_wap),
2386 	IW_HANDLER(SIOCSIWMLME, ks_wlan_set_mlme),
2387 	IW_HANDLER(SIOCGIWAPLIST, ks_wlan_get_aplist),
2388 	IW_HANDLER(SIOCSIWSCAN, ks_wlan_set_scan),
2389 	IW_HANDLER(SIOCGIWSCAN, ks_wlan_get_scan),
2390 	IW_HANDLER(SIOCSIWESSID, ks_wlan_set_essid),
2391 	IW_HANDLER(SIOCGIWESSID, ks_wlan_get_essid),
2392 	IW_HANDLER(SIOCSIWNICKN, ks_wlan_set_nick),
2393 	IW_HANDLER(SIOCGIWNICKN, ks_wlan_get_nick),
2394 	IW_HANDLER(SIOCSIWRATE, ks_wlan_set_rate),
2395 	IW_HANDLER(SIOCGIWRATE, ks_wlan_get_rate),
2396 	IW_HANDLER(SIOCSIWRTS, ks_wlan_set_rts),
2397 	IW_HANDLER(SIOCGIWRTS, ks_wlan_get_rts),
2398 	IW_HANDLER(SIOCSIWFRAG, ks_wlan_set_frag),
2399 	IW_HANDLER(SIOCGIWFRAG, ks_wlan_get_frag),
2400 	IW_HANDLER(SIOCSIWENCODE, ks_wlan_set_encode),
2401 	IW_HANDLER(SIOCGIWENCODE, ks_wlan_get_encode),
2402 	IW_HANDLER(SIOCSIWPOWER, ks_wlan_set_power),
2403 	IW_HANDLER(SIOCGIWPOWER, ks_wlan_get_power),
2404 	IW_HANDLER(SIOCSIWGENIE, ks_wlan_set_genie),
2405 	IW_HANDLER(SIOCSIWAUTH, ks_wlan_set_auth_mode),
2406 	IW_HANDLER(SIOCGIWAUTH, ks_wlan_get_auth_mode),
2407 	IW_HANDLER(SIOCSIWENCODEEXT, ks_wlan_set_encode_ext),
2408 	IW_HANDLER(SIOCGIWENCODEEXT, ks_wlan_get_encode_ext),
2409 	IW_HANDLER(SIOCSIWPMKSA, ks_wlan_set_pmksa),
2410 };
2411 
2412 /* private_handler */
2413 static const iw_handler ks_wlan_private_handler[] = {
2414 	(iw_handler)NULL,			/* 0 */
2415 	(iw_handler)NULL,			/* 1, KS_WLAN_GET_DRIVER_VERSION */
2416 	(iw_handler)NULL,			/* 2 */
2417 	(iw_handler)ks_wlan_get_firmware_version,/* 3 KS_WLAN_GET_FIRM_VERSION */
2418 	(iw_handler)ks_wlan_set_wps_enable,	/* 4 KS_WLAN_SET_WPS_ENABLE */
2419 	(iw_handler)ks_wlan_get_wps_enable,	/* 5 KS_WLAN_GET_WPS_ENABLE */
2420 	(iw_handler)ks_wlan_set_wps_probe_req,	/* 6 KS_WLAN_SET_WPS_PROBE_REQ */
2421 	(iw_handler)ks_wlan_get_eeprom_cksum,	/* 7 KS_WLAN_GET_CONNECT */
2422 	(iw_handler)ks_wlan_set_preamble,	/* 8 KS_WLAN_SET_PREAMBLE */
2423 	(iw_handler)ks_wlan_get_preamble,	/* 9 KS_WLAN_GET_PREAMBLE */
2424 	(iw_handler)ks_wlan_set_power_mgmt,	/* 10 KS_WLAN_SET_POWER_SAVE */
2425 	(iw_handler)ks_wlan_get_power_mgmt,	/* 11 KS_WLAN_GET_POWER_SAVE */
2426 	(iw_handler)ks_wlan_set_scan_type,	/* 12 KS_WLAN_SET_SCAN_TYPE */
2427 	(iw_handler)ks_wlan_get_scan_type,	/* 13 KS_WLAN_GET_SCAN_TYPE */
2428 	(iw_handler)ks_wlan_set_rx_gain,	/* 14 KS_WLAN_SET_RX_GAIN */
2429 	(iw_handler)ks_wlan_get_rx_gain,	/* 15 KS_WLAN_GET_RX_GAIN */
2430 	(iw_handler)ks_wlan_hostt,		/* 16 KS_WLAN_HOSTT */
2431 	(iw_handler)NULL,			/* 17 */
2432 	(iw_handler)ks_wlan_set_beacon_lost,	/* 18 KS_WLAN_SET_BECAN_LOST */
2433 	(iw_handler)ks_wlan_get_beacon_lost,	/* 19 KS_WLAN_GET_BECAN_LOST */
2434 	(iw_handler)ks_wlan_set_tx_gain,	/* 20 KS_WLAN_SET_TX_GAIN */
2435 	(iw_handler)ks_wlan_get_tx_gain,	/* 21 KS_WLAN_GET_TX_GAIN */
2436 	(iw_handler)ks_wlan_set_phy_type,	/* 22 KS_WLAN_SET_PHY_TYPE */
2437 	(iw_handler)ks_wlan_get_phy_type,	/* 23 KS_WLAN_GET_PHY_TYPE */
2438 	(iw_handler)ks_wlan_set_cts_mode,	/* 24 KS_WLAN_SET_CTS_MODE */
2439 	(iw_handler)ks_wlan_get_cts_mode,	/* 25 KS_WLAN_GET_CTS_MODE */
2440 	(iw_handler)NULL,			/* 26 */
2441 	(iw_handler)NULL,			/* 27 */
2442 	(iw_handler)ks_wlan_set_sleep_mode,	/* 28 KS_WLAN_SET_SLEEP_MODE */
2443 	(iw_handler)ks_wlan_get_sleep_mode,	/* 29 KS_WLAN_GET_SLEEP_MODE */
2444 	(iw_handler)NULL,			/* 30 */
2445 	(iw_handler)NULL,			/* 31 */
2446 };
2447 
2448 static const struct iw_handler_def ks_wlan_handler_def = {
2449 	.num_standard = ARRAY_SIZE(ks_wlan_handler),
2450 	.num_private = ARRAY_SIZE(ks_wlan_private_handler),
2451 	.num_private_args = ARRAY_SIZE(ks_wlan_private_args),
2452 	.standard = ks_wlan_handler,
2453 	.private = ks_wlan_private_handler,
2454 	.private_args = ks_wlan_private_args,
2455 	.get_wireless_stats = ks_get_wireless_stats,
2456 };
2457 
ks_wlan_netdev_ioctl(struct net_device * dev,struct ifreq * rq,int cmd)2458 static int ks_wlan_netdev_ioctl(struct net_device *dev, struct ifreq *rq,
2459 				int cmd)
2460 {
2461 	int ret;
2462 	struct iwreq *wrq = (struct iwreq *)rq;
2463 
2464 	switch (cmd) {
2465 	case SIOCIWFIRSTPRIV + 20:	/* KS_WLAN_SET_STOP_REQ */
2466 		ret = ks_wlan_set_stop_request(dev, NULL, &wrq->u.mode, NULL);
2467 		break;
2468 		// All other calls are currently unsupported
2469 	default:
2470 		ret = -EOPNOTSUPP;
2471 	}
2472 
2473 	return ret;
2474 }
2475 
2476 static
ks_wlan_get_stats(struct net_device * dev)2477 struct net_device_stats *ks_wlan_get_stats(struct net_device *dev)
2478 {
2479 	struct ks_wlan_private *priv = netdev_priv(dev);
2480 
2481 	if (priv->dev_state < DEVICE_STATE_READY)
2482 		return NULL;	/* not finished initialize */
2483 
2484 	return &priv->nstats;
2485 }
2486 
2487 static
ks_wlan_set_mac_address(struct net_device * dev,void * addr)2488 int ks_wlan_set_mac_address(struct net_device *dev, void *addr)
2489 {
2490 	struct ks_wlan_private *priv = netdev_priv(dev);
2491 	struct sockaddr *mac_addr = (struct sockaddr *)addr;
2492 
2493 	if (netif_running(dev))
2494 		return -EBUSY;
2495 	eth_hw_addr_set(dev, mac_addr->sa_data);
2496 	ether_addr_copy(priv->eth_addr, mac_addr->sa_data);
2497 
2498 	priv->mac_address_valid = false;
2499 	hostif_sme_enqueue(priv, SME_MACADDRESS_SET_REQUEST);
2500 	netdev_info(dev, "ks_wlan:  MAC ADDRESS = %pM\n", priv->eth_addr);
2501 	return 0;
2502 }
2503 
2504 static
ks_wlan_tx_timeout(struct net_device * dev,unsigned int txqueue)2505 void ks_wlan_tx_timeout(struct net_device *dev, unsigned int txqueue)
2506 {
2507 	struct ks_wlan_private *priv = netdev_priv(dev);
2508 
2509 	netdev_dbg(dev, "head(%d) tail(%d)!!\n", priv->tx_dev.qhead,
2510 		   priv->tx_dev.qtail);
2511 	if (!netif_queue_stopped(dev))
2512 		netif_stop_queue(dev);
2513 	priv->nstats.tx_errors++;
2514 	netif_wake_queue(dev);
2515 }
2516 
2517 static
ks_wlan_start_xmit(struct sk_buff * skb,struct net_device * dev)2518 netdev_tx_t ks_wlan_start_xmit(struct sk_buff *skb, struct net_device *dev)
2519 {
2520 	struct ks_wlan_private *priv = netdev_priv(dev);
2521 	int ret;
2522 
2523 	netdev_dbg(dev, "in_interrupt()=%ld\n", in_interrupt());
2524 
2525 	if (!skb) {
2526 		netdev_err(dev, "ks_wlan:  skb == NULL!!!\n");
2527 		return 0;
2528 	}
2529 	if (priv->dev_state < DEVICE_STATE_READY) {
2530 		dev_kfree_skb(skb);
2531 		return 0;	/* not finished initialize */
2532 	}
2533 
2534 	if (netif_running(dev))
2535 		netif_stop_queue(dev);
2536 
2537 	ret = hostif_data_request(priv, skb);
2538 	netif_trans_update(dev);
2539 
2540 	if (ret)
2541 		netdev_err(dev, "hostif_data_request error: =%d\n", ret);
2542 
2543 	return 0;
2544 }
2545 
send_packet_complete(struct ks_wlan_private * priv,struct sk_buff * skb)2546 void send_packet_complete(struct ks_wlan_private *priv, struct sk_buff *skb)
2547 {
2548 	priv->nstats.tx_packets++;
2549 
2550 	if (netif_queue_stopped(priv->net_dev))
2551 		netif_wake_queue(priv->net_dev);
2552 
2553 	if (skb) {
2554 		priv->nstats.tx_bytes += skb->len;
2555 		dev_kfree_skb(skb);
2556 	}
2557 }
2558 
2559 /*
2560  * Set or clear the multicast filter for this adaptor.
2561  * This routine is not state sensitive and need not be SMP locked.
2562  */
2563 static
ks_wlan_set_rx_mode(struct net_device * dev)2564 void ks_wlan_set_rx_mode(struct net_device *dev)
2565 {
2566 	struct ks_wlan_private *priv = netdev_priv(dev);
2567 
2568 	if (priv->dev_state < DEVICE_STATE_READY)
2569 		return;	/* not finished initialize */
2570 	hostif_sme_enqueue(priv, SME_MULTICAST_REQUEST);
2571 }
2572 
2573 static
ks_wlan_open(struct net_device * dev)2574 int ks_wlan_open(struct net_device *dev)
2575 {
2576 	struct ks_wlan_private *priv = netdev_priv(dev);
2577 
2578 	priv->cur_rx = 0;
2579 
2580 	if (!priv->mac_address_valid) {
2581 		netdev_err(dev, "ks_wlan : %s Not READY !!\n", dev->name);
2582 		return -EBUSY;
2583 	}
2584 	netif_start_queue(dev);
2585 
2586 	return 0;
2587 }
2588 
2589 static
ks_wlan_close(struct net_device * dev)2590 int ks_wlan_close(struct net_device *dev)
2591 {
2592 	netif_stop_queue(dev);
2593 
2594 	return 0;
2595 }
2596 
2597 /* Operational parameters that usually are not changed. */
2598 /* Time in jiffies before concluding the transmitter is hung. */
2599 #define TX_TIMEOUT  (3 * HZ)
2600 static const unsigned char dummy_addr[] = {
2601 	0x00, 0x0b, 0xe3, 0x00, 0x00, 0x00
2602 };
2603 
2604 static const struct net_device_ops ks_wlan_netdev_ops = {
2605 	.ndo_start_xmit = ks_wlan_start_xmit,
2606 	.ndo_open = ks_wlan_open,
2607 	.ndo_stop = ks_wlan_close,
2608 	.ndo_do_ioctl = ks_wlan_netdev_ioctl,
2609 	.ndo_set_mac_address = ks_wlan_set_mac_address,
2610 	.ndo_get_stats = ks_wlan_get_stats,
2611 	.ndo_tx_timeout = ks_wlan_tx_timeout,
2612 	.ndo_set_rx_mode = ks_wlan_set_rx_mode,
2613 };
2614 
ks_wlan_net_start(struct net_device * dev)2615 int ks_wlan_net_start(struct net_device *dev)
2616 {
2617 	struct ks_wlan_private *priv;
2618 	/* int rc; */
2619 
2620 	priv = netdev_priv(dev);
2621 	priv->mac_address_valid = false;
2622 	priv->is_device_open = true;
2623 	priv->need_commit = 0;
2624 	/* phy information update timer */
2625 	atomic_set(&update_phyinfo, 0);
2626 	timer_setup(&update_phyinfo_timer, ks_wlan_update_phyinfo_timeout, 0);
2627 
2628 	/* dummy address set */
2629 	ether_addr_copy(priv->eth_addr, dummy_addr);
2630 	eth_hw_addr_set(dev, priv->eth_addr);
2631 
2632 	/* The ks_wlan-specific entries in the device structure. */
2633 	dev->netdev_ops = &ks_wlan_netdev_ops;
2634 	dev->wireless_handlers = &ks_wlan_handler_def;
2635 	dev->watchdog_timeo = TX_TIMEOUT;
2636 
2637 	netif_carrier_off(dev);
2638 
2639 	return 0;
2640 }
2641 
ks_wlan_net_stop(struct net_device * dev)2642 int ks_wlan_net_stop(struct net_device *dev)
2643 {
2644 	struct ks_wlan_private *priv = netdev_priv(dev);
2645 
2646 	priv->is_device_open = false;
2647 	del_timer_sync(&update_phyinfo_timer);
2648 
2649 	if (netif_running(dev))
2650 		netif_stop_queue(dev);
2651 
2652 	return 0;
2653 }
2654 
2655 /**
2656  * is_connect_status() - return true if status is 'connected'
2657  * @status: high bit is used as FORCE_DISCONNECT, low bits used for
2658  *	connect status.
2659  */
is_connect_status(u32 status)2660 bool is_connect_status(u32 status)
2661 {
2662 	return (status & CONNECT_STATUS_MASK) == CONNECT_STATUS;
2663 }
2664 
2665 /**
2666  * is_disconnect_status() - return true if status is 'disconnected'
2667  * @status: high bit is used as FORCE_DISCONNECT, low bits used for
2668  *	disconnect status.
2669  */
is_disconnect_status(u32 status)2670 bool is_disconnect_status(u32 status)
2671 {
2672 	return (status & CONNECT_STATUS_MASK) == DISCONNECT_STATUS;
2673 }
2674