Blame view
drivers/bluetooth/btmrvl_main.c
14.8 KB
132ff4e5f Bluetooth: Add bt... |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 |
/** * Marvell Bluetooth driver * * Copyright (C) 2009, Marvell International Ltd. * * This software file (the "File") is distributed by Marvell International * Ltd. under the terms of the GNU General Public License Version 2, June 1991 * (the "License"). You may use, redistribute and/or modify this File in * accordance with the terms and conditions of the License, a copy of which * is available by writing to the Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt. * * * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE * ARE EXPRESSLY DISCLAIMED. The License provides additional details about * this warranty disclaimer. **/ |
a59b968ee bluetooth: add mo... |
20 |
#include <linux/module.h> |
132ff4e5f Bluetooth: Add bt... |
21 22 23 24 25 26 27 28 29 30 31 32 33 34 |
#include <net/bluetooth/bluetooth.h> #include <net/bluetooth/hci_core.h> #include "btmrvl_drv.h" #define VERSION "1.0" /* * This function is called by interface specific interrupt handler. * It updates Power Save & Host Sleep states, and wakes up the main * thread. */ void btmrvl_interrupt(struct btmrvl_private *priv) { |
132ff4e5f Bluetooth: Add bt... |
35 36 37 38 39 40 41 |
priv->adapter->ps_state = PS_AWAKE; priv->adapter->wakeup_tries = 0; priv->adapter->int_count++; wake_up_interruptible(&priv->main_thread.wait_q); |
132ff4e5f Bluetooth: Add bt... |
42 43 44 45 46 |
} EXPORT_SYMBOL_GPL(btmrvl_interrupt); void btmrvl_check_evtpkt(struct btmrvl_private *priv, struct sk_buff *skb) { |
4271e08d8 Bluetooth: Some c... |
47 |
struct hci_event_hdr *hdr = (void *) skb->data; |
132ff4e5f Bluetooth: Add bt... |
48 49 |
struct hci_ev_cmd_complete *ec; u16 opcode, ocf; |
132ff4e5f Bluetooth: Add bt... |
50 |
if (hdr->evt == HCI_EV_CMD_COMPLETE) { |
4271e08d8 Bluetooth: Some c... |
51 |
ec = (void *) (skb->data + HCI_EVENT_HDR_SIZE); |
132ff4e5f Bluetooth: Add bt... |
52 53 |
opcode = __le16_to_cpu(ec->opcode); ocf = hci_opcode_ocf(opcode); |
4271e08d8 Bluetooth: Some c... |
54 55 |
if (ocf == BT_CMD_MODULE_CFG_REQ && priv->btmrvl_dev.sendcmdflag) { |
132ff4e5f Bluetooth: Add bt... |
56 57 58 59 60 |
priv->btmrvl_dev.sendcmdflag = false; priv->adapter->cmd_complete = true; wake_up_interruptible(&priv->adapter->cmd_wait_q); } } |
132ff4e5f Bluetooth: Add bt... |
61 62 63 64 65 66 |
} EXPORT_SYMBOL_GPL(btmrvl_check_evtpkt); int btmrvl_process_event(struct btmrvl_private *priv, struct sk_buff *skb) { struct btmrvl_adapter *adapter = priv->adapter; |
132ff4e5f Bluetooth: Add bt... |
67 |
struct btmrvl_event *event; |
31f085fea Bluetooth: Fix st... |
68 |
int ret = 0; |
132ff4e5f Bluetooth: Add bt... |
69 |
|
132ff4e5f Bluetooth: Add bt... |
70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 |
event = (struct btmrvl_event *) skb->data; if (event->ec != 0xff) { BT_DBG("Not Marvell Event=%x", event->ec); ret = -EINVAL; goto exit; } switch (event->data[0]) { case BT_CMD_AUTO_SLEEP_MODE: if (!event->data[2]) { if (event->data[1] == BT_PS_ENABLE) adapter->psmode = 1; else adapter->psmode = 0; BT_DBG("PS Mode:%s", (adapter->psmode) ? "Enable" : "Disable"); } else { BT_DBG("PS Mode command failed"); } break; case BT_CMD_HOST_SLEEP_CONFIG: if (!event->data[3]) BT_DBG("gpio=%x, gap=%x", event->data[1], |
4271e08d8 Bluetooth: Some c... |
94 |
event->data[2]); |
132ff4e5f Bluetooth: Add bt... |
95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 |
else BT_DBG("HSCFG command failed"); break; case BT_CMD_HOST_SLEEP_ENABLE: if (!event->data[1]) { adapter->hs_state = HS_ACTIVATED; if (adapter->psmode) adapter->ps_state = PS_SLEEP; wake_up_interruptible(&adapter->cmd_wait_q); BT_DBG("HS ACTIVATED!"); } else { BT_DBG("HS Enable failed"); } break; case BT_CMD_MODULE_CFG_REQ: |
4271e08d8 Bluetooth: Some c... |
112 113 |
if (priv->btmrvl_dev.sendcmdflag && event->data[1] == MODULE_BRINGUP_REQ) { |
903c84377 Bluetooth: Decode... |
114 115 116 117 |
BT_DBG("EVENT:%s", ((event->data[2] == MODULE_BROUGHT_UP) || (event->data[2] == MODULE_ALREADY_UP)) ? "Bring-up succeed" : "Bring-up failed"); |
f120c6b63 Bluetooth: Set hd... |
118 |
|
8f1e17422 Bluetooth: HCI de... |
119 120 |
if (event->length > 3 && event->data[3]) priv->btmrvl_dev.dev_type = HCI_AMP; |
f120c6b63 Bluetooth: Set hd... |
121 122 123 124 |
else priv->btmrvl_dev.dev_type = HCI_BREDR; BT_DBG("dev_type: %d", priv->btmrvl_dev.dev_type); |
4271e08d8 Bluetooth: Some c... |
125 126 |
} else if (priv->btmrvl_dev.sendcmdflag && event->data[1] == MODULE_SHUTDOWN_REQ) { |
132ff4e5f Bluetooth: Add bt... |
127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 |
BT_DBG("EVENT:%s", (event->data[2]) ? "Shutdown failed" : "Shutdown succeed"); } else { BT_DBG("BT_CMD_MODULE_CFG_REQ resp for APP"); ret = -EINVAL; } break; case BT_EVENT_POWER_STATE: if (event->data[1] == BT_PS_SLEEP) adapter->ps_state = PS_SLEEP; BT_DBG("EVENT:%s", (adapter->ps_state) ? "PS_SLEEP" : "PS_AWAKE"); break; default: BT_DBG("Unknown Event=%d", event->data[0]); ret = -EINVAL; break; } exit: if (!ret) kfree_skb(skb); |
132ff4e5f Bluetooth: Add bt... |
151 152 153 154 155 156 |
return ret; } EXPORT_SYMBOL_GPL(btmrvl_process_event); int btmrvl_send_module_cfg_cmd(struct btmrvl_private *priv, int subcmd) { |
4271e08d8 Bluetooth: Some c... |
157 |
struct sk_buff *skb; |
132ff4e5f Bluetooth: Add bt... |
158 |
struct btmrvl_cmd *cmd; |
9374253ff Bluetooth: Remove... |
159 |
int ret = 0; |
132ff4e5f Bluetooth: Add bt... |
160 161 162 163 |
skb = bt_skb_alloc(sizeof(*cmd), GFP_ATOMIC); if (skb == NULL) { BT_ERR("No free skb"); |
9374253ff Bluetooth: Remove... |
164 |
return -ENOMEM; |
132ff4e5f Bluetooth: Add bt... |
165 |
} |
e0721f99b Bluetooth: Fix la... |
166 |
cmd = (struct btmrvl_cmd *) skb_put(skb, sizeof(*cmd)); |
91d697302 Bluetooth: Fix Ma... |
167 |
cmd->ocf_ogf = cpu_to_le16(hci_opcode_pack(OGF, BT_CMD_MODULE_CFG_REQ)); |
132ff4e5f Bluetooth: Add bt... |
168 169 170 171 |
cmd->length = 1; cmd->data[0] = subcmd; bt_cb(skb)->pkt_type = MRVL_VENDOR_PKT; |
4271e08d8 Bluetooth: Some c... |
172 |
skb->dev = (void *) priv->btmrvl_dev.hcidev; |
132ff4e5f Bluetooth: Add bt... |
173 174 175 176 177 178 179 180 181 |
skb_queue_head(&priv->adapter->tx_queue, skb); priv->btmrvl_dev.sendcmdflag = true; priv->adapter->cmd_complete = false; BT_DBG("Queue module cfg Command"); wake_up_interruptible(&priv->main_thread.wait_q); |
4271e08d8 Bluetooth: Some c... |
182 183 184 |
if (!wait_event_interruptible_timeout(priv->adapter->cmd_wait_q, priv->adapter->cmd_complete, msecs_to_jiffies(WAIT_UNTIL_CMD_RESP))) { |
132ff4e5f Bluetooth: Add bt... |
185 186 |
ret = -ETIMEDOUT; BT_ERR("module_cfg_cmd(%x): timeout: %d", |
4271e08d8 Bluetooth: Some c... |
187 |
subcmd, priv->btmrvl_dev.sendcmdflag); |
132ff4e5f Bluetooth: Add bt... |
188 189 190 |
} BT_DBG("module cfg Command done"); |
132ff4e5f Bluetooth: Add bt... |
191 192 193 |
return ret; } EXPORT_SYMBOL_GPL(btmrvl_send_module_cfg_cmd); |
32fd63981 Bluetooth: Enable... |
194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 |
int btmrvl_enable_ps(struct btmrvl_private *priv) { struct sk_buff *skb; struct btmrvl_cmd *cmd; skb = bt_skb_alloc(sizeof(*cmd), GFP_ATOMIC); if (skb == NULL) { BT_ERR("No free skb"); return -ENOMEM; } cmd = (struct btmrvl_cmd *) skb_put(skb, sizeof(*cmd)); cmd->ocf_ogf = cpu_to_le16(hci_opcode_pack(OGF, BT_CMD_AUTO_SLEEP_MODE)); cmd->length = 1; if (priv->btmrvl_dev.psmode) cmd->data[0] = BT_PS_ENABLE; else cmd->data[0] = BT_PS_DISABLE; bt_cb(skb)->pkt_type = MRVL_VENDOR_PKT; skb->dev = (void *) priv->btmrvl_dev.hcidev; skb_queue_head(&priv->adapter->tx_queue, skb); BT_DBG("Queue PSMODE Command:%d", cmd->data[0]); return 0; } EXPORT_SYMBOL_GPL(btmrvl_enable_ps); |
132ff4e5f Bluetooth: Add bt... |
225 226 |
static int btmrvl_enable_hs(struct btmrvl_private *priv) { |
4271e08d8 Bluetooth: Some c... |
227 |
struct sk_buff *skb; |
132ff4e5f Bluetooth: Add bt... |
228 |
struct btmrvl_cmd *cmd; |
9374253ff Bluetooth: Remove... |
229 |
int ret = 0; |
132ff4e5f Bluetooth: Add bt... |
230 231 232 233 |
skb = bt_skb_alloc(sizeof(*cmd), GFP_ATOMIC); if (skb == NULL) { BT_ERR("No free skb"); |
9374253ff Bluetooth: Remove... |
234 |
return -ENOMEM; |
132ff4e5f Bluetooth: Add bt... |
235 |
} |
e0721f99b Bluetooth: Fix la... |
236 |
cmd = (struct btmrvl_cmd *) skb_put(skb, sizeof(*cmd)); |
91d697302 Bluetooth: Fix Ma... |
237 |
cmd->ocf_ogf = cpu_to_le16(hci_opcode_pack(OGF, BT_CMD_HOST_SLEEP_ENABLE)); |
132ff4e5f Bluetooth: Add bt... |
238 239 240 |
cmd->length = 0; bt_cb(skb)->pkt_type = MRVL_VENDOR_PKT; |
4271e08d8 Bluetooth: Some c... |
241 |
skb->dev = (void *) priv->btmrvl_dev.hcidev; |
132ff4e5f Bluetooth: Add bt... |
242 243 244 245 246 |
skb_queue_head(&priv->adapter->tx_queue, skb); BT_DBG("Queue hs enable Command"); wake_up_interruptible(&priv->main_thread.wait_q); |
4271e08d8 Bluetooth: Some c... |
247 |
if (!wait_event_interruptible_timeout(priv->adapter->cmd_wait_q, |
132ff4e5f Bluetooth: Add bt... |
248 249 250 |
priv->adapter->hs_state, msecs_to_jiffies(WAIT_UNTIL_HS_STATE_CHANGED))) { ret = -ETIMEDOUT; |
4271e08d8 Bluetooth: Some c... |
251 252 253 |
BT_ERR("timeout: %d, %d,%d", priv->adapter->hs_state, priv->adapter->ps_state, priv->adapter->wakeup_tries); |
132ff4e5f Bluetooth: Add bt... |
254 |
} |
132ff4e5f Bluetooth: Add bt... |
255 256 257 258 259 260 |
return ret; } int btmrvl_prepare_command(struct btmrvl_private *priv) { struct sk_buff *skb = NULL; |
132ff4e5f Bluetooth: Add bt... |
261 |
struct btmrvl_cmd *cmd; |
9374253ff Bluetooth: Remove... |
262 |
int ret = 0; |
132ff4e5f Bluetooth: Add bt... |
263 264 265 266 267 268 269 |
if (priv->btmrvl_dev.hscfgcmd) { priv->btmrvl_dev.hscfgcmd = 0; skb = bt_skb_alloc(sizeof(*cmd), GFP_ATOMIC); if (skb == NULL) { BT_ERR("No free skb"); |
9374253ff Bluetooth: Remove... |
270 |
return -ENOMEM; |
132ff4e5f Bluetooth: Add bt... |
271 |
} |
e0721f99b Bluetooth: Fix la... |
272 |
cmd = (struct btmrvl_cmd *) skb_put(skb, sizeof(*cmd)); |
91d697302 Bluetooth: Fix Ma... |
273 |
cmd->ocf_ogf = cpu_to_le16(hci_opcode_pack(OGF, BT_CMD_HOST_SLEEP_CONFIG)); |
132ff4e5f Bluetooth: Add bt... |
274 275 276 277 278 |
cmd->length = 2; cmd->data[0] = (priv->btmrvl_dev.gpio_gap & 0xff00) >> 8; cmd->data[1] = (u8) (priv->btmrvl_dev.gpio_gap & 0x00ff); bt_cb(skb)->pkt_type = MRVL_VENDOR_PKT; |
4271e08d8 Bluetooth: Some c... |
279 |
skb->dev = (void *) priv->btmrvl_dev.hcidev; |
132ff4e5f Bluetooth: Add bt... |
280 281 282 |
skb_queue_head(&priv->adapter->tx_queue, skb); BT_DBG("Queue HSCFG Command, gpio=0x%x, gap=0x%x", |
4271e08d8 Bluetooth: Some c... |
283 |
cmd->data[0], cmd->data[1]); |
132ff4e5f Bluetooth: Add bt... |
284 285 286 287 |
} if (priv->btmrvl_dev.pscmd) { priv->btmrvl_dev.pscmd = 0; |
32fd63981 Bluetooth: Enable... |
288 |
btmrvl_enable_ps(priv); |
132ff4e5f Bluetooth: Add bt... |
289 290 291 292 293 294 295 296 297 298 299 300 |
} if (priv->btmrvl_dev.hscmd) { priv->btmrvl_dev.hscmd = 0; if (priv->btmrvl_dev.hsmode) { ret = btmrvl_enable_hs(priv); } else { ret = priv->hw_wakeup_firmware(priv); priv->adapter->hs_state = HS_DEACTIVATED; } } |
132ff4e5f Bluetooth: Add bt... |
301 302 303 304 305 |
return ret; } static int btmrvl_tx_pkt(struct btmrvl_private *priv, struct sk_buff *skb) { |
9374253ff Bluetooth: Remove... |
306 |
int ret = 0; |
132ff4e5f Bluetooth: Add bt... |
307 |
|
9374253ff Bluetooth: Remove... |
308 |
if (!skb || !skb->data) |
132ff4e5f Bluetooth: Add bt... |
309 |
return -EINVAL; |
132ff4e5f Bluetooth: Add bt... |
310 311 312 |
if (!skb->len || ((skb->len + BTM_HEADER_LEN) > BTM_UPLD_SIZE)) { BT_ERR("Tx Error: Bad skb length %d : %d", |
4271e08d8 Bluetooth: Some c... |
313 |
skb->len, BTM_UPLD_SIZE); |
132ff4e5f Bluetooth: Add bt... |
314 315 316 317 318 319 320 321 322 323 324 |
return -EINVAL; } if (skb_headroom(skb) < BTM_HEADER_LEN) { struct sk_buff *tmp = skb; skb = skb_realloc_headroom(skb, BTM_HEADER_LEN); if (!skb) { BT_ERR("Tx Error: realloc_headroom failed %d", BTM_HEADER_LEN); skb = tmp; |
132ff4e5f Bluetooth: Add bt... |
325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 |
return -EINVAL; } kfree_skb(tmp); } skb_push(skb, BTM_HEADER_LEN); /* header type: byte[3] * HCI_COMMAND = 1, ACL_DATA = 2, SCO_DATA = 3, 0xFE = Vendor * header length: byte[2][1][0] */ skb->data[0] = (skb->len & 0x0000ff); skb->data[1] = (skb->len & 0x00ff00) >> 8; skb->data[2] = (skb->len & 0xff0000) >> 16; skb->data[3] = bt_cb(skb)->pkt_type; if (priv->hw_host_to_card) ret = priv->hw_host_to_card(priv, skb->data, skb->len); |
132ff4e5f Bluetooth: Add bt... |
345 346 347 348 349 |
return ret; } static void btmrvl_init_adapter(struct btmrvl_private *priv) { |
132ff4e5f Bluetooth: Add bt... |
350 351 352 353 354 |
skb_queue_head_init(&priv->adapter->tx_queue); priv->adapter->ps_state = PS_AWAKE; init_waitqueue_head(&priv->adapter->cmd_wait_q); |
132ff4e5f Bluetooth: Add bt... |
355 356 357 358 |
} static void btmrvl_free_adapter(struct btmrvl_private *priv) { |
132ff4e5f Bluetooth: Add bt... |
359 360 361 362 363 |
skb_queue_purge(&priv->adapter->tx_queue); kfree(priv->adapter); priv->adapter = NULL; |
132ff4e5f Bluetooth: Add bt... |
364 |
} |
4271e08d8 Bluetooth: Some c... |
365 366 |
static int btmrvl_ioctl(struct hci_dev *hdev, unsigned int cmd, unsigned long arg) |
132ff4e5f Bluetooth: Add bt... |
367 |
{ |
132ff4e5f Bluetooth: Add bt... |
368 369 370 371 372 |
return -ENOIOCTLCMD; } static void btmrvl_destruct(struct hci_dev *hdev) { |
132ff4e5f Bluetooth: Add bt... |
373 374 375 376 |
} static int btmrvl_send_frame(struct sk_buff *skb) { |
4271e08d8 Bluetooth: Some c... |
377 |
struct hci_dev *hdev = (struct hci_dev *) skb->dev; |
132ff4e5f Bluetooth: Add bt... |
378 |
struct btmrvl_private *priv = NULL; |
9374253ff Bluetooth: Remove... |
379 |
BT_DBG("type=%d, len=%d", skb->pkt_type, skb->len); |
132ff4e5f Bluetooth: Add bt... |
380 381 382 |
if (!hdev || !hdev->driver_data) { BT_ERR("Frame for unknown HCI device"); |
132ff4e5f Bluetooth: Add bt... |
383 384 |
return -ENODEV; } |
4271e08d8 Bluetooth: Some c... |
385 |
priv = (struct btmrvl_private *) hdev->driver_data; |
132ff4e5f Bluetooth: Add bt... |
386 387 388 |
if (!test_bit(HCI_RUNNING, &hdev->flags)) { BT_ERR("Failed testing HCI_RUNING, flags=%lx", hdev->flags); print_hex_dump_bytes("data: ", DUMP_PREFIX_OFFSET, |
4271e08d8 Bluetooth: Some c... |
389 |
skb->data, skb->len); |
132ff4e5f Bluetooth: Add bt... |
390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 |
return -EBUSY; } switch (bt_cb(skb)->pkt_type) { case HCI_COMMAND_PKT: hdev->stat.cmd_tx++; break; case HCI_ACLDATA_PKT: hdev->stat.acl_tx++; break; case HCI_SCODATA_PKT: hdev->stat.sco_tx++; break; } skb_queue_tail(&priv->adapter->tx_queue, skb); wake_up_interruptible(&priv->main_thread.wait_q); |
132ff4e5f Bluetooth: Add bt... |
410 411 412 413 414 |
return 0; } static int btmrvl_flush(struct hci_dev *hdev) { |
4271e08d8 Bluetooth: Some c... |
415 |
struct btmrvl_private *priv = hdev->driver_data; |
132ff4e5f Bluetooth: Add bt... |
416 |
|
132ff4e5f Bluetooth: Add bt... |
417 |
skb_queue_purge(&priv->adapter->tx_queue); |
132ff4e5f Bluetooth: Add bt... |
418 419 420 421 422 |
return 0; } static int btmrvl_close(struct hci_dev *hdev) { |
4271e08d8 Bluetooth: Some c... |
423 |
struct btmrvl_private *priv = hdev->driver_data; |
132ff4e5f Bluetooth: Add bt... |
424 |
|
9374253ff Bluetooth: Remove... |
425 |
if (!test_and_clear_bit(HCI_RUNNING, &hdev->flags)) |
132ff4e5f Bluetooth: Add bt... |
426 |
return 0; |
132ff4e5f Bluetooth: Add bt... |
427 428 |
skb_queue_purge(&priv->adapter->tx_queue); |
132ff4e5f Bluetooth: Add bt... |
429 430 431 432 433 |
return 0; } static int btmrvl_open(struct hci_dev *hdev) { |
132ff4e5f Bluetooth: Add bt... |
434 |
set_bit(HCI_RUNNING, &hdev->flags); |
132ff4e5f Bluetooth: Add bt... |
435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 |
return 0; } /* * This function handles the event generated by firmware, rx data * received from firmware, and tx data sent from kernel. */ static int btmrvl_service_main_thread(void *data) { struct btmrvl_thread *thread = data; struct btmrvl_private *priv = thread->priv; struct btmrvl_adapter *adapter = priv->adapter; wait_queue_t wait; struct sk_buff *skb; ulong flags; |
132ff4e5f Bluetooth: Add bt... |
450 |
init_waitqueue_entry(&wait, current); |
132ff4e5f Bluetooth: Add bt... |
451 452 453 454 455 456 |
for (;;) { add_wait_queue(&thread->wait_q, &wait); set_current_state(TASK_INTERRUPTIBLE); if (adapter->wakeup_tries || |
4271e08d8 Bluetooth: Some c... |
457 458 459 |
((!adapter->int_count) && (!priv->btmrvl_dev.tx_dnld_rdy || skb_queue_empty(&adapter->tx_queue)))) { |
132ff4e5f Bluetooth: Add bt... |
460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 |
BT_DBG("main_thread is sleeping..."); schedule(); } set_current_state(TASK_RUNNING); remove_wait_queue(&thread->wait_q, &wait); BT_DBG("main_thread woke up"); if (kthread_should_stop()) { BT_DBG("main_thread: break from main thread"); break; } spin_lock_irqsave(&priv->driver_lock, flags); if (adapter->int_count) { adapter->int_count = 0; |
d1d10d783 Bluetooth: Proces... |
478 479 |
spin_unlock_irqrestore(&priv->driver_lock, flags); priv->hw_process_int_status(priv); |
4271e08d8 Bluetooth: Some c... |
480 481 |
} else if (adapter->ps_state == PS_SLEEP && !skb_queue_empty(&adapter->tx_queue)) { |
132ff4e5f Bluetooth: Add bt... |
482 483 484 485 |
spin_unlock_irqrestore(&priv->driver_lock, flags); adapter->wakeup_tries++; priv->hw_wakeup_firmware(priv); continue; |
d1d10d783 Bluetooth: Proces... |
486 487 |
} else { spin_unlock_irqrestore(&priv->driver_lock, flags); |
132ff4e5f Bluetooth: Add bt... |
488 |
} |
132ff4e5f Bluetooth: Add bt... |
489 490 491 492 493 494 495 496 497 498 499 500 |
if (adapter->ps_state == PS_SLEEP) continue; if (!priv->btmrvl_dev.tx_dnld_rdy) continue; skb = skb_dequeue(&adapter->tx_queue); if (skb) { if (btmrvl_tx_pkt(priv, skb)) priv->btmrvl_dev.hcidev->stat.err_tx++; else |
4271e08d8 Bluetooth: Some c... |
501 |
priv->btmrvl_dev.hcidev->stat.byte_tx += skb->len; |
132ff4e5f Bluetooth: Add bt... |
502 503 504 505 |
kfree_skb(skb); } } |
132ff4e5f Bluetooth: Add bt... |
506 507 |
return 0; } |
64061607e Bluetooth: Separa... |
508 |
int btmrvl_register_hdev(struct btmrvl_private *priv) |
132ff4e5f Bluetooth: Add bt... |
509 510 |
{ struct hci_dev *hdev = NULL; |
132ff4e5f Bluetooth: Add bt... |
511 |
int ret; |
132ff4e5f Bluetooth: Add bt... |
512 513 514 515 516 |
hdev = hci_alloc_dev(); if (!hdev) { BT_ERR("Can not allocate HCI device"); goto err_hdev; } |
132ff4e5f Bluetooth: Add bt... |
517 |
priv->btmrvl_dev.hcidev = hdev; |
132ff4e5f Bluetooth: Add bt... |
518 |
hdev->driver_data = priv; |
c13854cef Bluetooth: Conver... |
519 |
hdev->bus = HCI_SDIO; |
132ff4e5f Bluetooth: Add bt... |
520 521 522 523 524 525 526 |
hdev->open = btmrvl_open; hdev->close = btmrvl_close; hdev->flush = btmrvl_flush; hdev->send = btmrvl_send_frame; hdev->destruct = btmrvl_destruct; hdev->ioctl = btmrvl_ioctl; hdev->owner = THIS_MODULE; |
64061607e Bluetooth: Separa... |
527 |
btmrvl_send_module_cfg_cmd(priv, MODULE_BRINGUP_REQ); |
f120c6b63 Bluetooth: Set hd... |
528 |
hdev->dev_type = priv->btmrvl_dev.dev_type; |
132ff4e5f Bluetooth: Add bt... |
529 530 531 532 533 |
ret = hci_register_dev(hdev); if (ret < 0) { BT_ERR("Can not register HCI device"); goto err_hci_register_dev; } |
fb784f050 Bluetooth: Add de... |
534 535 536 |
#ifdef CONFIG_DEBUG_FS btmrvl_debugfs_init(hdev); #endif |
64061607e Bluetooth: Separa... |
537 |
return 0; |
132ff4e5f Bluetooth: Add bt... |
538 539 |
err_hci_register_dev: |
132ff4e5f Bluetooth: Add bt... |
540 541 542 |
hci_free_dev(hdev); err_hdev: |
64061607e Bluetooth: Separa... |
543 544 |
/* Stop the thread servicing the interrupts */ kthread_stop(priv->main_thread.task); |
132ff4e5f Bluetooth: Add bt... |
545 |
btmrvl_free_adapter(priv); |
64061607e Bluetooth: Separa... |
546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 |
kfree(priv); return -ENOMEM; } EXPORT_SYMBOL_GPL(btmrvl_register_hdev); struct btmrvl_private *btmrvl_add_card(void *card) { struct btmrvl_private *priv; priv = kzalloc(sizeof(*priv), GFP_KERNEL); if (!priv) { BT_ERR("Can not allocate priv"); goto err_priv; } priv->adapter = kzalloc(sizeof(*priv->adapter), GFP_KERNEL); if (!priv->adapter) { BT_ERR("Allocate buffer for btmrvl_adapter failed!"); goto err_adapter; } btmrvl_init_adapter(priv); BT_DBG("Starting kthread..."); priv->main_thread.priv = priv; spin_lock_init(&priv->driver_lock); init_waitqueue_head(&priv->main_thread.wait_q); priv->main_thread.task = kthread_run(btmrvl_service_main_thread, &priv->main_thread, "btmrvl_main_service"); priv->btmrvl_dev.card = card; priv->btmrvl_dev.tx_dnld_rdy = true; return priv; |
132ff4e5f Bluetooth: Add bt... |
582 583 584 585 586 |
err_adapter: kfree(priv); err_priv: |
132ff4e5f Bluetooth: Add bt... |
587 588 589 590 591 592 593 |
return NULL; } EXPORT_SYMBOL_GPL(btmrvl_add_card); int btmrvl_remove_card(struct btmrvl_private *priv) { struct hci_dev *hdev; |
132ff4e5f Bluetooth: Add bt... |
594 595 596 597 598 |
hdev = priv->btmrvl_dev.hcidev; wake_up_interruptible(&priv->adapter->cmd_wait_q); kthread_stop(priv->main_thread.task); |
fb784f050 Bluetooth: Add de... |
599 600 601 |
#ifdef CONFIG_DEBUG_FS btmrvl_debugfs_remove(hdev); #endif |
132ff4e5f Bluetooth: Add bt... |
602 603 604 605 606 607 608 609 610 |
hci_unregister_dev(hdev); hci_free_dev(hdev); priv->btmrvl_dev.hcidev = NULL; btmrvl_free_adapter(priv); kfree(priv); |
132ff4e5f Bluetooth: Add bt... |
611 612 613 614 615 |
return 0; } EXPORT_SYMBOL_GPL(btmrvl_remove_card); MODULE_AUTHOR("Marvell International Ltd."); |
9666fb356 Bluetooth: Fix mo... |
616 |
MODULE_DESCRIPTION("Marvell Bluetooth driver ver " VERSION); |
132ff4e5f Bluetooth: Add bt... |
617 618 |
MODULE_VERSION(VERSION); MODULE_LICENSE("GPL v2"); |