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path: root/drivers/uwb/wlp/wlp-lc.c
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-rw-r--r--drivers/uwb/wlp/wlp-lc.c61
1 files changed, 11 insertions, 50 deletions
diff --git a/drivers/uwb/wlp/wlp-lc.c b/drivers/uwb/wlp/wlp-lc.c
index e531093c4162..13db739c4e39 100644
--- a/drivers/uwb/wlp/wlp-lc.c
+++ b/drivers/uwb/wlp/wlp-lc.c
@@ -21,12 +21,9 @@
21 * 21 *
22 * FIXME: docs 22 * FIXME: docs
23 */ 23 */
24
25#include <linux/wlp.h> 24#include <linux/wlp.h>
26#define D_LOCAL 6
27#include <linux/uwb/debug.h>
28#include "wlp-internal.h"
29 25
26#include "wlp-internal.h"
30 27
31static 28static
32void wlp_neighbor_init(struct wlp_neighbor_e *neighbor) 29void wlp_neighbor_init(struct wlp_neighbor_e *neighbor)
@@ -61,11 +58,6 @@ int __wlp_alloc_device_info(struct wlp *wlp)
61static 58static
62void __wlp_fill_device_info(struct wlp *wlp) 59void __wlp_fill_device_info(struct wlp *wlp)
63{ 60{
64 struct device *dev = &wlp->rc->uwb_dev.dev;
65
66 BUG_ON(wlp->fill_device_info == NULL);
67 d_printf(6, dev, "Retrieving device information "
68 "from device driver.\n");
69 wlp->fill_device_info(wlp, wlp->dev_info); 61 wlp->fill_device_info(wlp, wlp->dev_info);
70} 62}
71 63
@@ -127,7 +119,7 @@ void wlp_remove_neighbor_tmp_info(struct wlp_neighbor_e *neighbor)
127 } 119 }
128} 120}
129 121
130/** 122/*
131 * Populate WLP neighborhood cache with neighbor information 123 * Populate WLP neighborhood cache with neighbor information
132 * 124 *
133 * A new neighbor is found. If it is discoverable then we add it to the 125 * A new neighbor is found. If it is discoverable then we add it to the
@@ -141,10 +133,7 @@ int wlp_add_neighbor(struct wlp *wlp, struct uwb_dev *dev)
141 int discoverable; 133 int discoverable;
142 struct wlp_neighbor_e *neighbor; 134 struct wlp_neighbor_e *neighbor;
143 135
144 d_fnstart(6, &dev->dev, "uwb %p \n", dev); 136 /*
145 d_printf(6, &dev->dev, "Found neighbor device %02x:%02x \n",
146 dev->dev_addr.data[1], dev->dev_addr.data[0]);
147 /**
148 * FIXME: 137 * FIXME:
149 * Use contents of WLP IE found in beacon cache to determine if 138 * Use contents of WLP IE found in beacon cache to determine if
150 * neighbor is discoverable. 139 * neighbor is discoverable.
@@ -167,7 +156,6 @@ int wlp_add_neighbor(struct wlp *wlp, struct uwb_dev *dev)
167 list_add(&neighbor->node, &wlp->neighbors); 156 list_add(&neighbor->node, &wlp->neighbors);
168 } 157 }
169error_no_mem: 158error_no_mem:
170 d_fnend(6, &dev->dev, "uwb %p, result = %d \n", dev, result);
171 return result; 159 return result;
172} 160}
173 161
@@ -255,8 +243,6 @@ int wlp_d1d2_exchange(struct wlp *wlp, struct wlp_neighbor_e *neighbor,
255 dev_err(dev, "Unable to send D1 frame to neighbor " 243 dev_err(dev, "Unable to send D1 frame to neighbor "
256 "%02x:%02x (%d)\n", dev_addr->data[1], 244 "%02x:%02x (%d)\n", dev_addr->data[1],
257 dev_addr->data[0], result); 245 dev_addr->data[0], result);
258 d_printf(6, dev, "Add placeholders into buffer next to "
259 "neighbor information we have (dev address).\n");
260 goto out; 246 goto out;
261 } 247 }
262 /* Create session, wait for response */ 248 /* Create session, wait for response */
@@ -284,8 +270,6 @@ int wlp_d1d2_exchange(struct wlp *wlp, struct wlp_neighbor_e *neighbor,
284 /* Parse message in session->data: it will be either D2 or F0 */ 270 /* Parse message in session->data: it will be either D2 or F0 */
285 skb = session.data; 271 skb = session.data;
286 resp = (void *) skb->data; 272 resp = (void *) skb->data;
287 d_printf(6, dev, "Received response to D1 frame. \n");
288 d_dump(6, dev, skb->data, skb->len > 72 ? 72 : skb->len);
289 273
290 if (resp->type == WLP_ASSOC_F0) { 274 if (resp->type == WLP_ASSOC_F0) {
291 result = wlp_parse_f0(wlp, skb); 275 result = wlp_parse_f0(wlp, skb);
@@ -337,10 +321,9 @@ int wlp_enroll_neighbor(struct wlp *wlp, struct wlp_neighbor_e *neighbor,
337 struct device *dev = &wlp->rc->uwb_dev.dev; 321 struct device *dev = &wlp->rc->uwb_dev.dev;
338 char buf[WLP_WSS_UUID_STRSIZE]; 322 char buf[WLP_WSS_UUID_STRSIZE];
339 struct uwb_dev_addr *dev_addr = &neighbor->uwb_dev->dev_addr; 323 struct uwb_dev_addr *dev_addr = &neighbor->uwb_dev->dev_addr;
324
340 wlp_wss_uuid_print(buf, sizeof(buf), wssid); 325 wlp_wss_uuid_print(buf, sizeof(buf), wssid);
341 d_fnstart(6, dev, "wlp %p, neighbor %p, wss %p, wssid %p (%s)\n", 326
342 wlp, neighbor, wss, wssid, buf);
343 d_printf(6, dev, "Complete me.\n");
344 result = wlp_d1d2_exchange(wlp, neighbor, wss, wssid); 327 result = wlp_d1d2_exchange(wlp, neighbor, wss, wssid);
345 if (result < 0) { 328 if (result < 0) {
346 dev_err(dev, "WLP: D1/D2 message exchange for enrollment " 329 dev_err(dev, "WLP: D1/D2 message exchange for enrollment "
@@ -360,13 +343,10 @@ int wlp_enroll_neighbor(struct wlp *wlp, struct wlp_neighbor_e *neighbor,
360 goto error; 343 goto error;
361 } else { 344 } else {
362 wss->state = WLP_WSS_STATE_ENROLLED; 345 wss->state = WLP_WSS_STATE_ENROLLED;
363 d_printf(2, dev, "WLP: Success Enrollment into unsecure WSS " 346 dev_dbg(dev, "WLP: Success Enrollment into unsecure WSS "
364 "%s using neighbor %02x:%02x. \n", buf, 347 "%s using neighbor %02x:%02x. \n",
365 dev_addr->data[1], dev_addr->data[0]); 348 buf, dev_addr->data[1], dev_addr->data[0]);
366 } 349 }
367
368 d_fnend(6, dev, "wlp %p, neighbor %p, wss %p, wssid %p (%s)\n",
369 wlp, neighbor, wss, wssid, buf);
370out: 350out:
371 return result; 351 return result;
372error: 352error:
@@ -449,7 +429,6 @@ ssize_t wlp_discover(struct wlp *wlp)
449 int result = 0; 429 int result = 0;
450 struct device *dev = &wlp->rc->uwb_dev.dev; 430 struct device *dev = &wlp->rc->uwb_dev.dev;
451 431
452 d_fnstart(6, dev, "wlp %p \n", wlp);
453 mutex_lock(&wlp->nbmutex); 432 mutex_lock(&wlp->nbmutex);
454 /* Clear current neighborhood cache. */ 433 /* Clear current neighborhood cache. */
455 __wlp_neighbors_release(wlp); 434 __wlp_neighbors_release(wlp);
@@ -469,7 +448,6 @@ ssize_t wlp_discover(struct wlp *wlp)
469 } 448 }
470error_dev_for_each: 449error_dev_for_each:
471 mutex_unlock(&wlp->nbmutex); 450 mutex_unlock(&wlp->nbmutex);
472 d_fnend(6, dev, "wlp %p \n", wlp);
473 return result; 451 return result;
474} 452}
475 453
@@ -492,9 +470,6 @@ void wlp_uwb_notifs_cb(void *_wlp, struct uwb_dev *uwb_dev,
492 int result; 470 int result;
493 switch (event) { 471 switch (event) {
494 case UWB_NOTIF_ONAIR: 472 case UWB_NOTIF_ONAIR:
495 d_printf(6, dev, "UWB device %02x:%02x is onair\n",
496 uwb_dev->dev_addr.data[1],
497 uwb_dev->dev_addr.data[0]);
498 result = wlp_eda_create_node(&wlp->eda, 473 result = wlp_eda_create_node(&wlp->eda,
499 uwb_dev->mac_addr.data, 474 uwb_dev->mac_addr.data,
500 &uwb_dev->dev_addr); 475 &uwb_dev->dev_addr);
@@ -505,18 +480,11 @@ void wlp_uwb_notifs_cb(void *_wlp, struct uwb_dev *uwb_dev,
505 uwb_dev->dev_addr.data[0]); 480 uwb_dev->dev_addr.data[0]);
506 break; 481 break;
507 case UWB_NOTIF_OFFAIR: 482 case UWB_NOTIF_OFFAIR:
508 d_printf(6, dev, "UWB device %02x:%02x is offair\n",
509 uwb_dev->dev_addr.data[1],
510 uwb_dev->dev_addr.data[0]);
511 wlp_eda_rm_node(&wlp->eda, &uwb_dev->dev_addr); 483 wlp_eda_rm_node(&wlp->eda, &uwb_dev->dev_addr);
512 mutex_lock(&wlp->nbmutex); 484 mutex_lock(&wlp->nbmutex);
513 list_for_each_entry_safe(neighbor, next, &wlp->neighbors, 485 list_for_each_entry_safe(neighbor, next, &wlp->neighbors, node) {
514 node) { 486 if (neighbor->uwb_dev == uwb_dev)
515 if (neighbor->uwb_dev == uwb_dev) {
516 d_printf(6, dev, "Removing device from "
517 "neighborhood.\n");
518 __wlp_neighbor_release(neighbor); 487 __wlp_neighbor_release(neighbor);
519 }
520 } 488 }
521 mutex_unlock(&wlp->nbmutex); 489 mutex_unlock(&wlp->nbmutex);
522 break; 490 break;
@@ -538,14 +506,13 @@ static void wlp_channel_changed(struct uwb_pal *pal, int channel)
538 506
539int wlp_setup(struct wlp *wlp, struct uwb_rc *rc, struct net_device *ndev) 507int wlp_setup(struct wlp *wlp, struct uwb_rc *rc, struct net_device *ndev)
540{ 508{
541 struct device *dev = &rc->uwb_dev.dev;
542 int result; 509 int result;
543 510
544 d_fnstart(6, dev, "wlp %p\n", wlp);
545 BUG_ON(wlp->fill_device_info == NULL); 511 BUG_ON(wlp->fill_device_info == NULL);
546 BUG_ON(wlp->xmit_frame == NULL); 512 BUG_ON(wlp->xmit_frame == NULL);
547 BUG_ON(wlp->stop_queue == NULL); 513 BUG_ON(wlp->stop_queue == NULL);
548 BUG_ON(wlp->start_queue == NULL); 514 BUG_ON(wlp->start_queue == NULL);
515
549 wlp->rc = rc; 516 wlp->rc = rc;
550 wlp->ndev = ndev; 517 wlp->ndev = ndev;
551 wlp_eda_init(&wlp->eda);/* Set up address cache */ 518 wlp_eda_init(&wlp->eda);/* Set up address cache */
@@ -560,15 +527,12 @@ int wlp_setup(struct wlp *wlp, struct uwb_rc *rc, struct net_device *ndev)
560 if (result < 0) 527 if (result < 0)
561 uwb_notifs_deregister(wlp->rc, &wlp->uwb_notifs_handler); 528 uwb_notifs_deregister(wlp->rc, &wlp->uwb_notifs_handler);
562 529
563 d_fnend(6, dev, "wlp %p, result = %d\n", wlp, result);
564 return result; 530 return result;
565} 531}
566EXPORT_SYMBOL_GPL(wlp_setup); 532EXPORT_SYMBOL_GPL(wlp_setup);
567 533
568void wlp_remove(struct wlp *wlp) 534void wlp_remove(struct wlp *wlp)
569{ 535{
570 struct device *dev = &wlp->rc->uwb_dev.dev;
571 d_fnstart(6, dev, "wlp %p\n", wlp);
572 wlp_neighbors_release(wlp); 536 wlp_neighbors_release(wlp);
573 uwb_pal_unregister(&wlp->pal); 537 uwb_pal_unregister(&wlp->pal);
574 uwb_notifs_deregister(wlp->rc, &wlp->uwb_notifs_handler); 538 uwb_notifs_deregister(wlp->rc, &wlp->uwb_notifs_handler);
@@ -578,9 +542,6 @@ void wlp_remove(struct wlp *wlp)
578 kfree(wlp->dev_info); 542 kfree(wlp->dev_info);
579 mutex_unlock(&wlp->mutex); 543 mutex_unlock(&wlp->mutex);
580 wlp->rc = NULL; 544 wlp->rc = NULL;
581 /* We have to use NULL here because this function can be called
582 * when the device disappeared. */
583 d_fnend(6, NULL, "wlp %p\n", wlp);
584} 545}
585EXPORT_SYMBOL_GPL(wlp_remove); 546EXPORT_SYMBOL_GPL(wlp_remove);
586 547