Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 1 | //------------------------------------------------------------------------------ |
| 2 | // Copyright (c) 2009-2010 Atheros Corporation. All rights reserved. |
| 3 | // |
| 4 | // |
| 5 | // Permission to use, copy, modify, and/or distribute this software for any |
| 6 | // purpose with or without fee is hereby granted, provided that the above |
| 7 | // copyright notice and this permission notice appear in all copies. |
| 8 | // |
| 9 | // THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
| 10 | // WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
| 11 | // MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
| 12 | // ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| 13 | // WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
| 14 | // ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
| 15 | // OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| 16 | // |
| 17 | // |
| 18 | //------------------------------------------------------------------------------ |
| 19 | //============================================================================== |
| 20 | // HCI bridge implementation |
| 21 | // |
| 22 | // Author(s): ="Atheros" |
| 23 | //============================================================================== |
| 24 | |
| 25 | #ifdef EXPORT_HCI_BRIDGE_INTERFACE |
| 26 | #include <linux/etherdevice.h> |
| 27 | #include <a_config.h> |
| 28 | #include <athdefs.h> |
| 29 | #include "a_types.h" |
| 30 | #include "a_osapi.h" |
| 31 | #include "htc_api.h" |
| 32 | #include "wmi.h" |
| 33 | #include "a_drv.h" |
| 34 | #include "hif.h" |
| 35 | #include "common_drv.h" |
| 36 | #include "a_debug.h" |
| 37 | #define ATH_DEBUG_HCI_BRIDGE ATH_DEBUG_MAKE_MODULE_MASK(6) |
| 38 | #define ATH_DEBUG_HCI_RECV ATH_DEBUG_MAKE_MODULE_MASK(7) |
| 39 | #define ATH_DEBUG_HCI_SEND ATH_DEBUG_MAKE_MODULE_MASK(8) |
| 40 | #define ATH_DEBUG_HCI_DUMP ATH_DEBUG_MAKE_MODULE_MASK(9) |
| 41 | #else |
| 42 | #include "ar6000_drv.h" |
| 43 | #endif /* EXPORT_HCI_BRIDGE_INTERFACE */ |
| 44 | |
| 45 | #ifdef ATH_AR6K_ENABLE_GMBOX |
| 46 | #ifdef EXPORT_HCI_BRIDGE_INTERFACE |
| 47 | #include "export_hci_transport.h" |
| 48 | #else |
| 49 | #include "hci_transport_api.h" |
| 50 | #endif |
| 51 | #include "epping_test.h" |
| 52 | #include "gmboxif.h" |
| 53 | #include "ar3kconfig.h" |
| 54 | #include <net/bluetooth/bluetooth.h> |
| 55 | #include <net/bluetooth/hci_core.h> |
| 56 | |
| 57 | /* only build on newer kernels which have BT configured */ |
| 58 | #if defined(CONFIG_BT_MODULE) || defined(CONFIG_BT) |
| 59 | #define CONFIG_BLUEZ_HCI_BRIDGE |
| 60 | #endif |
| 61 | |
| 62 | #ifdef EXPORT_HCI_BRIDGE_INTERFACE |
| 63 | unsigned int ar3khcibaud = 0; |
| 64 | unsigned int hciuartscale = 0; |
| 65 | unsigned int hciuartstep = 0; |
| 66 | |
| 67 | module_param(ar3khcibaud, int, 0644); |
| 68 | module_param(hciuartscale, int, 0644); |
| 69 | module_param(hciuartstep, int, 0644); |
| 70 | #else |
| 71 | extern unsigned int ar3khcibaud; |
| 72 | extern unsigned int hciuartscale; |
| 73 | extern unsigned int hciuartstep; |
| 74 | #endif /* EXPORT_HCI_BRIDGE_INTERFACE */ |
| 75 | |
| 76 | typedef struct { |
| 77 | void *pHCIDev; /* HCI bridge device */ |
| 78 | HCI_TRANSPORT_PROPERTIES HCIProps; /* HCI bridge props */ |
| 79 | struct hci_dev *pBtStackHCIDev; /* BT Stack HCI dev */ |
Joe Perches | 1071a13 | 2011-02-02 14:05:47 -0800 | [diff] [blame] | 80 | bool HciNormalMode; /* Actual HCI mode enabled (non-TEST)*/ |
| 81 | bool HciRegistered; /* HCI device registered with stack */ |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 82 | HTC_PACKET_QUEUE HTCPacketStructHead; |
Joe Perches | ab3655d | 2011-02-02 14:05:49 -0800 | [diff] [blame^] | 83 | u8 *pHTCStructAlloc; |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 84 | spinlock_t BridgeLock; |
| 85 | #ifdef EXPORT_HCI_BRIDGE_INTERFACE |
| 86 | HCI_TRANSPORT_MISC_HANDLES HCITransHdl; |
| 87 | #else |
| 88 | AR_SOFTC_T *ar; |
| 89 | #endif /* EXPORT_HCI_BRIDGE_INTERFACE */ |
| 90 | } AR6K_HCI_BRIDGE_INFO; |
| 91 | |
| 92 | #define MAX_ACL_RECV_BUFS 16 |
| 93 | #define MAX_EVT_RECV_BUFS 8 |
| 94 | #define MAX_HCI_WRITE_QUEUE_DEPTH 32 |
| 95 | #define MAX_ACL_RECV_LENGTH 1200 |
| 96 | #define MAX_EVT_RECV_LENGTH 257 |
| 97 | #define TX_PACKET_RSV_OFFSET 32 |
| 98 | #define NUM_HTC_PACKET_STRUCTS ((MAX_ACL_RECV_BUFS + MAX_EVT_RECV_BUFS + MAX_HCI_WRITE_QUEUE_DEPTH) * 2) |
| 99 | |
| 100 | #define HCI_GET_OP_CODE(p) (((A_UINT16)((p)[1])) << 8) | ((A_UINT16)((p)[0])) |
| 101 | |
| 102 | extern unsigned int setupbtdev; |
| 103 | AR3K_CONFIG_INFO ar3kconfig; |
| 104 | |
| 105 | #ifdef EXPORT_HCI_BRIDGE_INTERFACE |
| 106 | AR6K_HCI_BRIDGE_INFO *g_pHcidevInfo; |
| 107 | #endif |
| 108 | |
Joe Perches | 1f4c34b | 2011-01-27 20:04:19 -0800 | [diff] [blame] | 109 | static int bt_setup_hci(AR6K_HCI_BRIDGE_INFO *pHcidevInfo); |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 110 | static void bt_cleanup_hci(AR6K_HCI_BRIDGE_INFO *pHcidevInfo); |
Joe Perches | 1f4c34b | 2011-01-27 20:04:19 -0800 | [diff] [blame] | 111 | static int bt_register_hci(AR6K_HCI_BRIDGE_INFO *pHcidevInfo); |
Joe Perches | 1071a13 | 2011-02-02 14:05:47 -0800 | [diff] [blame] | 112 | static bool bt_indicate_recv(AR6K_HCI_BRIDGE_INFO *pHcidevInfo, |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 113 | HCI_TRANSPORT_PACKET_TYPE Type, |
| 114 | struct sk_buff *skb); |
| 115 | static struct sk_buff *bt_alloc_buffer(AR6K_HCI_BRIDGE_INFO *pHcidevInfo, int Length); |
| 116 | static void bt_free_buffer(AR6K_HCI_BRIDGE_INFO *pHcidevInfo, struct sk_buff *skb); |
| 117 | |
| 118 | #ifdef EXPORT_HCI_BRIDGE_INTERFACE |
Joe Perches | 1f4c34b | 2011-01-27 20:04:19 -0800 | [diff] [blame] | 119 | int ar6000_setup_hci(void *ar); |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 120 | void ar6000_cleanup_hci(void *ar); |
Joe Perches | 1f4c34b | 2011-01-27 20:04:19 -0800 | [diff] [blame] | 121 | int hci_test_send(void *ar, struct sk_buff *skb); |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 122 | #else |
Joe Perches | 1f4c34b | 2011-01-27 20:04:19 -0800 | [diff] [blame] | 123 | int ar6000_setup_hci(AR_SOFTC_T *ar); |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 124 | void ar6000_cleanup_hci(AR_SOFTC_T *ar); |
| 125 | /* HCI bridge testing */ |
Joe Perches | 1f4c34b | 2011-01-27 20:04:19 -0800 | [diff] [blame] | 126 | int hci_test_send(AR_SOFTC_T *ar, struct sk_buff *skb); |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 127 | #endif /* EXPORT_HCI_BRIDGE_INTERFACE */ |
| 128 | |
| 129 | #define LOCK_BRIDGE(dev) spin_lock_bh(&(dev)->BridgeLock) |
| 130 | #define UNLOCK_BRIDGE(dev) spin_unlock_bh(&(dev)->BridgeLock) |
| 131 | |
| 132 | static inline void FreeBtOsBuf(AR6K_HCI_BRIDGE_INFO *pHcidevInfo, void *osbuf) |
| 133 | { |
| 134 | if (pHcidevInfo->HciNormalMode) { |
| 135 | bt_free_buffer(pHcidevInfo, (struct sk_buff *)osbuf); |
| 136 | } else { |
| 137 | /* in test mode, these are just ordinary netbuf allocations */ |
| 138 | A_NETBUF_FREE(osbuf); |
| 139 | } |
| 140 | } |
| 141 | |
| 142 | static void FreeHTCStruct(AR6K_HCI_BRIDGE_INFO *pHcidevInfo, HTC_PACKET *pPacket) |
| 143 | { |
| 144 | LOCK_BRIDGE(pHcidevInfo); |
| 145 | HTC_PACKET_ENQUEUE(&pHcidevInfo->HTCPacketStructHead,pPacket); |
| 146 | UNLOCK_BRIDGE(pHcidevInfo); |
| 147 | } |
| 148 | |
| 149 | static HTC_PACKET * AllocHTCStruct(AR6K_HCI_BRIDGE_INFO *pHcidevInfo) |
| 150 | { |
| 151 | HTC_PACKET *pPacket = NULL; |
| 152 | LOCK_BRIDGE(pHcidevInfo); |
| 153 | pPacket = HTC_PACKET_DEQUEUE(&pHcidevInfo->HTCPacketStructHead); |
| 154 | UNLOCK_BRIDGE(pHcidevInfo); |
| 155 | return pPacket; |
| 156 | } |
| 157 | |
| 158 | #define BLOCK_ROUND_UP_PWR2(x, align) (((int) (x) + ((align)-1)) & ~((align)-1)) |
| 159 | |
| 160 | static void RefillRecvBuffers(AR6K_HCI_BRIDGE_INFO *pHcidevInfo, |
| 161 | HCI_TRANSPORT_PACKET_TYPE Type, |
| 162 | int NumBuffers) |
| 163 | { |
| 164 | int length, i; |
| 165 | void *osBuf = NULL; |
| 166 | HTC_PACKET_QUEUE queue; |
| 167 | HTC_PACKET *pPacket; |
| 168 | |
| 169 | INIT_HTC_PACKET_QUEUE(&queue); |
| 170 | |
| 171 | if (Type == HCI_ACL_TYPE) { |
| 172 | if (pHcidevInfo->HciNormalMode) { |
| 173 | length = HCI_MAX_FRAME_SIZE; |
| 174 | } else { |
| 175 | length = MAX_ACL_RECV_LENGTH; |
| 176 | } |
| 177 | } else { |
| 178 | length = MAX_EVT_RECV_LENGTH; |
| 179 | } |
| 180 | |
| 181 | /* add on transport head and tail room */ |
| 182 | length += pHcidevInfo->HCIProps.HeadRoom + pHcidevInfo->HCIProps.TailRoom; |
| 183 | /* round up to the required I/O padding */ |
| 184 | length = BLOCK_ROUND_UP_PWR2(length,pHcidevInfo->HCIProps.IOBlockPad); |
| 185 | |
| 186 | for (i = 0; i < NumBuffers; i++) { |
| 187 | |
| 188 | if (pHcidevInfo->HciNormalMode) { |
| 189 | osBuf = bt_alloc_buffer(pHcidevInfo,length); |
| 190 | } else { |
| 191 | osBuf = A_NETBUF_ALLOC(length); |
| 192 | } |
| 193 | |
| 194 | if (NULL == osBuf) { |
| 195 | break; |
| 196 | } |
| 197 | |
| 198 | pPacket = AllocHTCStruct(pHcidevInfo); |
| 199 | if (NULL == pPacket) { |
| 200 | FreeBtOsBuf(pHcidevInfo,osBuf); |
| 201 | AR_DEBUG_PRINTF(ATH_DEBUG_ERR,("Failed to alloc HTC struct \n")); |
| 202 | break; |
| 203 | } |
| 204 | |
| 205 | SET_HTC_PACKET_INFO_RX_REFILL(pPacket,osBuf,A_NETBUF_DATA(osBuf),length,Type); |
| 206 | /* add to queue */ |
| 207 | HTC_PACKET_ENQUEUE(&queue,pPacket); |
| 208 | } |
| 209 | |
| 210 | if (i > 0) { |
| 211 | HCI_TransportAddReceivePkts(pHcidevInfo->pHCIDev, &queue); |
| 212 | } |
| 213 | } |
| 214 | |
| 215 | #define HOST_INTEREST_ITEM_ADDRESS(ar, item) \ |
| 216 | (((ar)->arTargetType == TARGET_TYPE_AR6002) ? AR6002_HOST_INTEREST_ITEM_ADDRESS(item) : \ |
| 217 | (((ar)->arTargetType == TARGET_TYPE_AR6003) ? AR6003_HOST_INTEREST_ITEM_ADDRESS(item) : 0)) |
Joe Perches | 1f4c34b | 2011-01-27 20:04:19 -0800 | [diff] [blame] | 218 | static int ar6000_hci_transport_ready(HCI_TRANSPORT_HANDLE HCIHandle, |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 219 | HCI_TRANSPORT_PROPERTIES *pProps, |
| 220 | void *pContext) |
| 221 | { |
| 222 | AR6K_HCI_BRIDGE_INFO *pHcidevInfo = (AR6K_HCI_BRIDGE_INFO *)pContext; |
Joe Perches | 1f4c34b | 2011-01-27 20:04:19 -0800 | [diff] [blame] | 223 | int status; |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 224 | A_UINT32 address, hci_uart_pwr_mgmt_params; |
| 225 | // AR3K_CONFIG_INFO ar3kconfig; |
| 226 | |
| 227 | pHcidevInfo->pHCIDev = HCIHandle; |
| 228 | |
| 229 | A_MEMCPY(&pHcidevInfo->HCIProps,pProps,sizeof(*pProps)); |
| 230 | |
| 231 | AR_DEBUG_PRINTF(ATH_DEBUG_HCI_BRIDGE,("HCI ready (hci:0x%lX, headroom:%d, tailroom:%d blockpad:%d) \n", |
| 232 | (unsigned long)HCIHandle, |
| 233 | pHcidevInfo->HCIProps.HeadRoom, |
| 234 | pHcidevInfo->HCIProps.TailRoom, |
| 235 | pHcidevInfo->HCIProps.IOBlockPad)); |
| 236 | |
| 237 | #ifdef EXPORT_HCI_BRIDGE_INTERFACE |
| 238 | A_ASSERT((pProps->HeadRoom + pProps->TailRoom) <= (struct net_device *)(pHcidevInfo->HCITransHdl.netDevice)->hard_header_len); |
| 239 | #else |
| 240 | A_ASSERT((pProps->HeadRoom + pProps->TailRoom) <= pHcidevInfo->ar->arNetDev->hard_header_len); |
| 241 | #endif |
| 242 | |
| 243 | /* provide buffers */ |
| 244 | RefillRecvBuffers(pHcidevInfo, HCI_ACL_TYPE, MAX_ACL_RECV_BUFS); |
| 245 | RefillRecvBuffers(pHcidevInfo, HCI_EVENT_TYPE, MAX_EVT_RECV_BUFS); |
| 246 | |
| 247 | do { |
| 248 | /* start transport */ |
| 249 | status = HCI_TransportStart(pHcidevInfo->pHCIDev); |
| 250 | |
Joe Perches | 391bb21 | 2011-01-27 20:04:21 -0800 | [diff] [blame] | 251 | if (status) { |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 252 | break; |
| 253 | } |
| 254 | |
| 255 | if (!pHcidevInfo->HciNormalMode) { |
| 256 | /* in test mode, no need to go any further */ |
| 257 | break; |
| 258 | } |
| 259 | |
| 260 | // The delay is required when AR6K is driving the BT reset line |
| 261 | // where time is needed after the BT chip is out of reset (HCI_TransportStart) |
| 262 | // and before the first HCI command is issued (AR3KConfigure) |
| 263 | // FIXME |
| 264 | // The delay should be configurable and be only applied when AR6K driving the BT |
| 265 | // reset line. This could be done by some module parameter or based on some HW config |
| 266 | // info. For now apply 100ms delay blindly |
| 267 | A_MDELAY(100); |
| 268 | |
| 269 | A_MEMZERO(&ar3kconfig,sizeof(ar3kconfig)); |
| 270 | ar3kconfig.pHCIDev = pHcidevInfo->pHCIDev; |
| 271 | ar3kconfig.pHCIProps = &pHcidevInfo->HCIProps; |
| 272 | #ifdef EXPORT_HCI_BRIDGE_INTERFACE |
| 273 | ar3kconfig.pHIFDevice = (HIF_DEVICE *)(pHcidevInfo->HCITransHdl.hifDevice); |
| 274 | #else |
| 275 | ar3kconfig.pHIFDevice = pHcidevInfo->ar->arHifDevice; |
| 276 | #endif |
| 277 | ar3kconfig.pBtStackHCIDev = pHcidevInfo->pBtStackHCIDev; |
| 278 | |
| 279 | if (ar3khcibaud != 0) { |
| 280 | /* user wants ar3k baud rate change */ |
| 281 | ar3kconfig.Flags |= AR3K_CONFIG_FLAG_SET_AR3K_BAUD; |
| 282 | ar3kconfig.Flags |= AR3K_CONFIG_FLAG_AR3K_BAUD_CHANGE_DELAY; |
| 283 | ar3kconfig.AR3KBaudRate = ar3khcibaud; |
| 284 | } |
| 285 | |
| 286 | if ((hciuartscale != 0) || (hciuartstep != 0)) { |
| 287 | /* user wants to tune HCI bridge UART scale/step values */ |
| 288 | ar3kconfig.AR6KScale = (A_UINT16)hciuartscale; |
| 289 | ar3kconfig.AR6KStep = (A_UINT16)hciuartstep; |
| 290 | ar3kconfig.Flags |= AR3K_CONFIG_FLAG_SET_AR6K_SCALE_STEP; |
| 291 | } |
| 292 | |
| 293 | /* Fetch the address of the hi_hci_uart_pwr_mgmt_params instance in the host interest area */ |
| 294 | address = TARG_VTOP(pHcidevInfo->ar->arTargetType, |
| 295 | HOST_INTEREST_ITEM_ADDRESS(pHcidevInfo->ar, hi_hci_uart_pwr_mgmt_params)); |
| 296 | status = ar6000_ReadRegDiag(pHcidevInfo->ar->arHifDevice, &address, &hci_uart_pwr_mgmt_params); |
| 297 | if (A_OK == status) { |
| 298 | ar3kconfig.PwrMgmtEnabled = (hci_uart_pwr_mgmt_params & 0x1); |
| 299 | ar3kconfig.IdleTimeout = (hci_uart_pwr_mgmt_params & 0xFFFF0000) >> 16; |
| 300 | ar3kconfig.WakeupTimeout = (hci_uart_pwr_mgmt_params & 0xFF00) >> 8; |
| 301 | } else { |
| 302 | AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("HCI Bridge: failed to read hci_uart_pwr_mgmt_params! \n")); |
| 303 | } |
| 304 | /* configure the AR3K device */ |
| 305 | memcpy(ar3kconfig.bdaddr,pHcidevInfo->ar->bdaddr,6); |
| 306 | status = AR3KConfigure(&ar3kconfig); |
Joe Perches | 391bb21 | 2011-01-27 20:04:21 -0800 | [diff] [blame] | 307 | if (status) { |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 308 | break; |
| 309 | } |
| 310 | |
| 311 | /* Make sure both AR6K and AR3K have power management enabled */ |
| 312 | if (ar3kconfig.PwrMgmtEnabled) { |
Joe Perches | 1071a13 | 2011-02-02 14:05:47 -0800 | [diff] [blame] | 313 | status = HCI_TransportEnablePowerMgmt(pHcidevInfo->pHCIDev, true); |
Joe Perches | 391bb21 | 2011-01-27 20:04:21 -0800 | [diff] [blame] | 314 | if (status) { |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 315 | AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("HCI Bridge: failed to enable TLPM for AR6K! \n")); |
| 316 | } |
| 317 | } |
| 318 | |
| 319 | status = bt_register_hci(pHcidevInfo); |
| 320 | |
Joe Perches | 1071a13 | 2011-02-02 14:05:47 -0800 | [diff] [blame] | 321 | } while (false); |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 322 | |
| 323 | return status; |
| 324 | } |
| 325 | |
Joe Perches | 1f4c34b | 2011-01-27 20:04:19 -0800 | [diff] [blame] | 326 | static void ar6000_hci_transport_failure(void *pContext, int Status) |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 327 | { |
| 328 | AR6K_HCI_BRIDGE_INFO *pHcidevInfo = (AR6K_HCI_BRIDGE_INFO *)pContext; |
| 329 | |
| 330 | AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("HCI Bridge: transport failure! \n")); |
| 331 | |
| 332 | if (pHcidevInfo->HciNormalMode) { |
| 333 | /* TODO .. */ |
| 334 | } |
| 335 | } |
| 336 | |
| 337 | static void ar6000_hci_transport_removed(void *pContext) |
| 338 | { |
| 339 | AR6K_HCI_BRIDGE_INFO *pHcidevInfo = (AR6K_HCI_BRIDGE_INFO *)pContext; |
| 340 | |
| 341 | AR_DEBUG_PRINTF(ATH_DEBUG_HCI_BRIDGE, ("HCI Bridge: transport removed. \n")); |
| 342 | |
| 343 | A_ASSERT(pHcidevInfo->pHCIDev != NULL); |
| 344 | |
| 345 | HCI_TransportDetach(pHcidevInfo->pHCIDev); |
| 346 | bt_cleanup_hci(pHcidevInfo); |
| 347 | pHcidevInfo->pHCIDev = NULL; |
| 348 | } |
| 349 | |
| 350 | static void ar6000_hci_send_complete(void *pContext, HTC_PACKET *pPacket) |
| 351 | { |
| 352 | AR6K_HCI_BRIDGE_INFO *pHcidevInfo = (AR6K_HCI_BRIDGE_INFO *)pContext; |
| 353 | void *osbuf = pPacket->pPktContext; |
| 354 | A_ASSERT(osbuf != NULL); |
| 355 | A_ASSERT(pHcidevInfo != NULL); |
| 356 | |
Joe Perches | 391bb21 | 2011-01-27 20:04:21 -0800 | [diff] [blame] | 357 | if (pPacket->Status) { |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 358 | if ((pPacket->Status != A_ECANCELED) && (pPacket->Status != A_NO_RESOURCE)) { |
| 359 | AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("HCI Bridge: Send Packet Failed: %d \n",pPacket->Status)); |
| 360 | } |
| 361 | } |
| 362 | |
| 363 | FreeHTCStruct(pHcidevInfo,pPacket); |
| 364 | FreeBtOsBuf(pHcidevInfo,osbuf); |
| 365 | |
| 366 | } |
| 367 | |
| 368 | static void ar6000_hci_pkt_recv(void *pContext, HTC_PACKET *pPacket) |
| 369 | { |
| 370 | AR6K_HCI_BRIDGE_INFO *pHcidevInfo = (AR6K_HCI_BRIDGE_INFO *)pContext; |
| 371 | struct sk_buff *skb; |
| 372 | |
| 373 | A_ASSERT(pHcidevInfo != NULL); |
| 374 | skb = (struct sk_buff *)pPacket->pPktContext; |
| 375 | A_ASSERT(skb != NULL); |
| 376 | |
| 377 | do { |
| 378 | |
Joe Perches | 391bb21 | 2011-01-27 20:04:21 -0800 | [diff] [blame] | 379 | if (pPacket->Status) { |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 380 | break; |
| 381 | } |
| 382 | |
| 383 | AR_DEBUG_PRINTF(ATH_DEBUG_HCI_RECV, |
| 384 | ("HCI Bridge, packet received type : %d len:%d \n", |
| 385 | HCI_GET_PACKET_TYPE(pPacket),pPacket->ActualLength)); |
| 386 | |
| 387 | /* set the actual buffer position in the os buffer, HTC recv buffers posted to HCI are set |
| 388 | * to fill the front of the buffer */ |
| 389 | A_NETBUF_PUT(skb,pPacket->ActualLength + pHcidevInfo->HCIProps.HeadRoom); |
| 390 | A_NETBUF_PULL(skb,pHcidevInfo->HCIProps.HeadRoom); |
| 391 | |
| 392 | if (AR_DEBUG_LVL_CHECK(ATH_DEBUG_HCI_DUMP)) { |
| 393 | AR_DEBUG_PRINTF(ATH_DEBUG_ANY,("<<< Recv HCI %s packet len:%d \n", |
| 394 | (HCI_GET_PACKET_TYPE(pPacket) == HCI_EVENT_TYPE) ? "EVENT" : "ACL", |
| 395 | skb->len)); |
| 396 | AR_DEBUG_PRINTBUF(skb->data, skb->len,"BT HCI RECV Packet Dump"); |
| 397 | } |
| 398 | |
| 399 | if (pHcidevInfo->HciNormalMode) { |
| 400 | /* indicate the packet */ |
| 401 | if (bt_indicate_recv(pHcidevInfo,HCI_GET_PACKET_TYPE(pPacket),skb)) { |
| 402 | /* bt stack accepted the packet */ |
| 403 | skb = NULL; |
| 404 | } |
| 405 | break; |
| 406 | } |
| 407 | |
| 408 | /* for testing, indicate packet to the network stack */ |
| 409 | #ifdef EXPORT_HCI_BRIDGE_INTERFACE |
| 410 | skb->dev = (struct net_device *)(pHcidevInfo->HCITransHdl.netDevice); |
| 411 | if ((((struct net_device *)pHcidevInfo->HCITransHdl.netDevice)->flags & IFF_UP) == IFF_UP) { |
| 412 | skb->protocol = eth_type_trans(skb, (struct net_device *)(pHcidevInfo->HCITransHdl.netDevice)); |
| 413 | #else |
| 414 | skb->dev = pHcidevInfo->ar->arNetDev; |
| 415 | if ((pHcidevInfo->ar->arNetDev->flags & IFF_UP) == IFF_UP) { |
| 416 | skb->protocol = eth_type_trans(skb, pHcidevInfo->ar->arNetDev); |
| 417 | #endif |
| 418 | netif_rx(skb); |
| 419 | skb = NULL; |
| 420 | } |
| 421 | |
Joe Perches | 1071a13 | 2011-02-02 14:05:47 -0800 | [diff] [blame] | 422 | } while (false); |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 423 | |
| 424 | FreeHTCStruct(pHcidevInfo,pPacket); |
| 425 | |
| 426 | if (skb != NULL) { |
| 427 | /* packet was not accepted, free it */ |
| 428 | FreeBtOsBuf(pHcidevInfo,skb); |
| 429 | } |
| 430 | |
| 431 | } |
| 432 | |
| 433 | static void ar6000_hci_pkt_refill(void *pContext, HCI_TRANSPORT_PACKET_TYPE Type, int BuffersAvailable) |
| 434 | { |
| 435 | AR6K_HCI_BRIDGE_INFO *pHcidevInfo = (AR6K_HCI_BRIDGE_INFO *)pContext; |
| 436 | int refillCount; |
| 437 | |
| 438 | if (Type == HCI_ACL_TYPE) { |
| 439 | refillCount = MAX_ACL_RECV_BUFS - BuffersAvailable; |
| 440 | } else { |
| 441 | refillCount = MAX_EVT_RECV_BUFS - BuffersAvailable; |
| 442 | } |
| 443 | |
| 444 | if (refillCount > 0) { |
| 445 | RefillRecvBuffers(pHcidevInfo,Type,refillCount); |
| 446 | } |
| 447 | |
| 448 | } |
| 449 | |
| 450 | static HCI_SEND_FULL_ACTION ar6000_hci_pkt_send_full(void *pContext, HTC_PACKET *pPacket) |
| 451 | { |
| 452 | AR6K_HCI_BRIDGE_INFO *pHcidevInfo = (AR6K_HCI_BRIDGE_INFO *)pContext; |
| 453 | HCI_SEND_FULL_ACTION action = HCI_SEND_FULL_KEEP; |
| 454 | |
| 455 | if (!pHcidevInfo->HciNormalMode) { |
| 456 | /* for epping testing, check packet tag, some epping packets are |
| 457 | * special and cannot be dropped */ |
| 458 | if (HTC_GET_TAG_FROM_PKT(pPacket) == AR6K_DATA_PKT_TAG) { |
| 459 | action = HCI_SEND_FULL_DROP; |
| 460 | } |
| 461 | } |
| 462 | |
| 463 | return action; |
| 464 | } |
| 465 | |
| 466 | #ifdef EXPORT_HCI_BRIDGE_INTERFACE |
Joe Perches | 1f4c34b | 2011-01-27 20:04:19 -0800 | [diff] [blame] | 467 | int ar6000_setup_hci(void *ar) |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 468 | #else |
Joe Perches | 1f4c34b | 2011-01-27 20:04:19 -0800 | [diff] [blame] | 469 | int ar6000_setup_hci(AR_SOFTC_T *ar) |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 470 | #endif |
| 471 | { |
| 472 | HCI_TRANSPORT_CONFIG_INFO config; |
Joe Perches | 1f4c34b | 2011-01-27 20:04:19 -0800 | [diff] [blame] | 473 | int status = A_OK; |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 474 | int i; |
| 475 | HTC_PACKET *pPacket; |
| 476 | AR6K_HCI_BRIDGE_INFO *pHcidevInfo; |
| 477 | |
| 478 | |
| 479 | do { |
| 480 | |
| 481 | pHcidevInfo = (AR6K_HCI_BRIDGE_INFO *)A_MALLOC(sizeof(AR6K_HCI_BRIDGE_INFO)); |
| 482 | |
| 483 | if (NULL == pHcidevInfo) { |
| 484 | status = A_NO_MEMORY; |
| 485 | break; |
| 486 | } |
| 487 | |
| 488 | A_MEMZERO(pHcidevInfo, sizeof(AR6K_HCI_BRIDGE_INFO)); |
| 489 | #ifdef EXPORT_HCI_BRIDGE_INTERFACE |
| 490 | g_pHcidevInfo = pHcidevInfo; |
| 491 | pHcidevInfo->HCITransHdl = *(HCI_TRANSPORT_MISC_HANDLES *)ar; |
| 492 | #else |
| 493 | ar->hcidev_info = pHcidevInfo; |
| 494 | pHcidevInfo->ar = ar; |
| 495 | #endif |
| 496 | spin_lock_init(&pHcidevInfo->BridgeLock); |
| 497 | INIT_HTC_PACKET_QUEUE(&pHcidevInfo->HTCPacketStructHead); |
| 498 | |
| 499 | ar->exitCallback = AR3KConfigureExit; |
| 500 | |
| 501 | status = bt_setup_hci(pHcidevInfo); |
Joe Perches | 391bb21 | 2011-01-27 20:04:21 -0800 | [diff] [blame] | 502 | if (status) { |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 503 | break; |
| 504 | } |
| 505 | |
| 506 | if (pHcidevInfo->HciNormalMode) { |
| 507 | AR_DEBUG_PRINTF(ATH_DEBUG_HCI_BRIDGE, ("HCI Bridge: running in normal mode... \n")); |
| 508 | } else { |
| 509 | AR_DEBUG_PRINTF(ATH_DEBUG_HCI_BRIDGE, ("HCI Bridge: running in test mode... \n")); |
| 510 | } |
| 511 | |
Joe Perches | ab3655d | 2011-02-02 14:05:49 -0800 | [diff] [blame^] | 512 | pHcidevInfo->pHTCStructAlloc = (u8 *)A_MALLOC((sizeof(HTC_PACKET)) * NUM_HTC_PACKET_STRUCTS); |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 513 | |
| 514 | if (NULL == pHcidevInfo->pHTCStructAlloc) { |
| 515 | status = A_NO_MEMORY; |
| 516 | break; |
| 517 | } |
| 518 | |
| 519 | pPacket = (HTC_PACKET *)pHcidevInfo->pHTCStructAlloc; |
| 520 | for (i = 0; i < NUM_HTC_PACKET_STRUCTS; i++,pPacket++) { |
| 521 | FreeHTCStruct(pHcidevInfo,pPacket); |
| 522 | } |
| 523 | |
| 524 | A_MEMZERO(&config,sizeof(HCI_TRANSPORT_CONFIG_INFO)); |
| 525 | config.ACLRecvBufferWaterMark = MAX_ACL_RECV_BUFS / 2; |
| 526 | config.EventRecvBufferWaterMark = MAX_EVT_RECV_BUFS / 2; |
| 527 | config.MaxSendQueueDepth = MAX_HCI_WRITE_QUEUE_DEPTH; |
| 528 | config.pContext = pHcidevInfo; |
| 529 | config.TransportFailure = ar6000_hci_transport_failure; |
| 530 | config.TransportReady = ar6000_hci_transport_ready; |
| 531 | config.TransportRemoved = ar6000_hci_transport_removed; |
| 532 | config.pHCISendComplete = ar6000_hci_send_complete; |
| 533 | config.pHCIPktRecv = ar6000_hci_pkt_recv; |
| 534 | config.pHCIPktRecvRefill = ar6000_hci_pkt_refill; |
| 535 | config.pHCISendFull = ar6000_hci_pkt_send_full; |
| 536 | |
| 537 | #ifdef EXPORT_HCI_BRIDGE_INTERFACE |
| 538 | pHcidevInfo->pHCIDev = HCI_TransportAttach(pHcidevInfo->HCITransHdl.htcHandle, &config); |
| 539 | #else |
| 540 | pHcidevInfo->pHCIDev = HCI_TransportAttach(ar->arHtcTarget, &config); |
| 541 | #endif |
| 542 | |
| 543 | if (NULL == pHcidevInfo->pHCIDev) { |
| 544 | status = A_ERROR; |
| 545 | } |
| 546 | |
Joe Perches | 1071a13 | 2011-02-02 14:05:47 -0800 | [diff] [blame] | 547 | } while (false); |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 548 | |
Joe Perches | 391bb21 | 2011-01-27 20:04:21 -0800 | [diff] [blame] | 549 | if (status) { |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 550 | if (pHcidevInfo != NULL) { |
| 551 | if (NULL == pHcidevInfo->pHCIDev) { |
| 552 | /* GMBOX may not be present in older chips */ |
| 553 | /* just return success */ |
| 554 | status = A_OK; |
| 555 | } |
| 556 | } |
| 557 | ar6000_cleanup_hci(ar); |
| 558 | } |
| 559 | |
| 560 | return status; |
| 561 | } |
| 562 | |
| 563 | #ifdef EXPORT_HCI_BRIDGE_INTERFACE |
| 564 | void ar6000_cleanup_hci(void *ar) |
| 565 | #else |
| 566 | void ar6000_cleanup_hci(AR_SOFTC_T *ar) |
| 567 | #endif |
| 568 | { |
| 569 | #ifdef EXPORT_HCI_BRIDGE_INTERFACE |
| 570 | AR6K_HCI_BRIDGE_INFO *pHcidevInfo = g_pHcidevInfo; |
| 571 | #else |
| 572 | AR6K_HCI_BRIDGE_INFO *pHcidevInfo = (AR6K_HCI_BRIDGE_INFO *)ar->hcidev_info; |
| 573 | #endif |
| 574 | |
| 575 | if (pHcidevInfo != NULL) { |
| 576 | bt_cleanup_hci(pHcidevInfo); |
| 577 | |
| 578 | if (pHcidevInfo->pHCIDev != NULL) { |
| 579 | HCI_TransportStop(pHcidevInfo->pHCIDev); |
| 580 | HCI_TransportDetach(pHcidevInfo->pHCIDev); |
| 581 | pHcidevInfo->pHCIDev = NULL; |
| 582 | } |
| 583 | |
| 584 | if (pHcidevInfo->pHTCStructAlloc != NULL) { |
| 585 | A_FREE(pHcidevInfo->pHTCStructAlloc); |
| 586 | pHcidevInfo->pHTCStructAlloc = NULL; |
| 587 | } |
| 588 | |
| 589 | A_FREE(pHcidevInfo); |
| 590 | #ifndef EXPORT_HCI_BRIDGE_INTERFACE |
| 591 | ar->hcidev_info = NULL; |
| 592 | #endif |
| 593 | } |
| 594 | |
| 595 | |
| 596 | } |
| 597 | |
| 598 | #ifdef EXPORT_HCI_BRIDGE_INTERFACE |
Joe Perches | 1f4c34b | 2011-01-27 20:04:19 -0800 | [diff] [blame] | 599 | int hci_test_send(void *ar, struct sk_buff *skb) |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 600 | #else |
Joe Perches | 1f4c34b | 2011-01-27 20:04:19 -0800 | [diff] [blame] | 601 | int hci_test_send(AR_SOFTC_T *ar, struct sk_buff *skb) |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 602 | #endif |
| 603 | { |
| 604 | int status = A_OK; |
| 605 | int length; |
| 606 | EPPING_HEADER *pHeader; |
| 607 | HTC_PACKET *pPacket; |
| 608 | HTC_TX_TAG htc_tag = AR6K_DATA_PKT_TAG; |
| 609 | #ifdef EXPORT_HCI_BRIDGE_INTERFACE |
| 610 | AR6K_HCI_BRIDGE_INFO *pHcidevInfo = g_pHcidevInfo; |
| 611 | #else |
| 612 | AR6K_HCI_BRIDGE_INFO *pHcidevInfo = (AR6K_HCI_BRIDGE_INFO *)ar->hcidev_info; |
| 613 | #endif |
| 614 | |
| 615 | do { |
| 616 | |
| 617 | if (NULL == pHcidevInfo) { |
| 618 | status = A_ERROR; |
| 619 | break; |
| 620 | } |
| 621 | |
| 622 | if (NULL == pHcidevInfo->pHCIDev) { |
| 623 | status = A_ERROR; |
| 624 | break; |
| 625 | } |
| 626 | |
| 627 | if (pHcidevInfo->HciNormalMode) { |
| 628 | /* this interface cannot run when normal WMI is running */ |
| 629 | status = A_ERROR; |
| 630 | break; |
| 631 | } |
| 632 | |
| 633 | pHeader = (EPPING_HEADER *)A_NETBUF_DATA(skb); |
| 634 | |
| 635 | if (!IS_EPPING_PACKET(pHeader)) { |
| 636 | status = A_EINVAL; |
| 637 | break; |
| 638 | } |
| 639 | |
| 640 | if (IS_EPING_PACKET_NO_DROP(pHeader)) { |
| 641 | htc_tag = AR6K_CONTROL_PKT_TAG; |
| 642 | } |
| 643 | |
| 644 | length = sizeof(EPPING_HEADER) + pHeader->DataLength; |
| 645 | |
| 646 | pPacket = AllocHTCStruct(pHcidevInfo); |
| 647 | if (NULL == pPacket) { |
| 648 | status = A_NO_MEMORY; |
| 649 | break; |
| 650 | } |
| 651 | |
| 652 | SET_HTC_PACKET_INFO_TX(pPacket, |
| 653 | skb, |
| 654 | A_NETBUF_DATA(skb), |
| 655 | length, |
| 656 | HCI_ACL_TYPE, /* send every thing out as ACL */ |
| 657 | htc_tag); |
| 658 | |
Joe Perches | 1071a13 | 2011-02-02 14:05:47 -0800 | [diff] [blame] | 659 | HCI_TransportSendPkt(pHcidevInfo->pHCIDev,pPacket,false); |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 660 | pPacket = NULL; |
| 661 | |
Joe Perches | 1071a13 | 2011-02-02 14:05:47 -0800 | [diff] [blame] | 662 | } while (false); |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 663 | |
| 664 | return status; |
| 665 | } |
| 666 | |
| 667 | void ar6000_set_default_ar3kconfig(AR_SOFTC_T *ar, void *ar3kconfig) |
| 668 | { |
| 669 | AR6K_HCI_BRIDGE_INFO *pHcidevInfo = (AR6K_HCI_BRIDGE_INFO *)ar->hcidev_info; |
| 670 | AR3K_CONFIG_INFO *config = (AR3K_CONFIG_INFO *)ar3kconfig; |
| 671 | |
| 672 | config->pHCIDev = pHcidevInfo->pHCIDev; |
| 673 | config->pHCIProps = &pHcidevInfo->HCIProps; |
| 674 | config->pHIFDevice = ar->arHifDevice; |
| 675 | config->pBtStackHCIDev = pHcidevInfo->pBtStackHCIDev; |
| 676 | config->Flags |= AR3K_CONFIG_FLAG_SET_AR3K_BAUD; |
| 677 | config->AR3KBaudRate = 115200; |
| 678 | } |
| 679 | |
| 680 | #ifdef CONFIG_BLUEZ_HCI_BRIDGE |
| 681 | /*** BT Stack Entrypoints *******/ |
| 682 | |
| 683 | /* |
| 684 | * bt_open - open a handle to the device |
| 685 | */ |
| 686 | static int bt_open(struct hci_dev *hdev) |
| 687 | { |
| 688 | |
| 689 | AR_DEBUG_PRINTF(ATH_DEBUG_TRC, ("HCI Bridge: bt_open - enter - x\n")); |
| 690 | set_bit(HCI_RUNNING, &hdev->flags); |
| 691 | set_bit(HCI_UP, &hdev->flags); |
| 692 | set_bit(HCI_INIT, &hdev->flags); |
| 693 | return 0; |
| 694 | } |
| 695 | |
| 696 | /* |
| 697 | * bt_close - close handle to the device |
| 698 | */ |
| 699 | static int bt_close(struct hci_dev *hdev) |
| 700 | { |
| 701 | AR_DEBUG_PRINTF(ATH_DEBUG_TRC, ("HCI Bridge: bt_close - enter\n")); |
| 702 | clear_bit(HCI_RUNNING, &hdev->flags); |
| 703 | return 0; |
| 704 | } |
| 705 | |
| 706 | /* |
| 707 | * bt_send_frame - send data frames |
| 708 | */ |
| 709 | static int bt_send_frame(struct sk_buff *skb) |
| 710 | { |
| 711 | struct hci_dev *hdev = (struct hci_dev *)skb->dev; |
| 712 | HCI_TRANSPORT_PACKET_TYPE type; |
| 713 | AR6K_HCI_BRIDGE_INFO *pHcidevInfo; |
| 714 | HTC_PACKET *pPacket; |
Joe Perches | 1f4c34b | 2011-01-27 20:04:19 -0800 | [diff] [blame] | 715 | int status = A_OK; |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 716 | struct sk_buff *txSkb = NULL; |
| 717 | |
| 718 | if (!hdev) { |
| 719 | AR_DEBUG_PRINTF(ATH_DEBUG_WARN, ("HCI Bridge: bt_send_frame - no device\n")); |
| 720 | return -ENODEV; |
| 721 | } |
| 722 | |
| 723 | if (!test_bit(HCI_RUNNING, &hdev->flags)) { |
| 724 | AR_DEBUG_PRINTF(ATH_DEBUG_TRC, ("HCI Bridge: bt_send_frame - not open\n")); |
| 725 | return -EBUSY; |
| 726 | } |
| 727 | |
| 728 | pHcidevInfo = (AR6K_HCI_BRIDGE_INFO *)hdev->driver_data; |
| 729 | A_ASSERT(pHcidevInfo != NULL); |
| 730 | |
| 731 | AR_DEBUG_PRINTF(ATH_DEBUG_HCI_SEND, ("+bt_send_frame type: %d \n",bt_cb(skb)->pkt_type)); |
| 732 | type = HCI_COMMAND_TYPE; |
| 733 | |
| 734 | switch (bt_cb(skb)->pkt_type) { |
| 735 | case HCI_COMMAND_PKT: |
| 736 | type = HCI_COMMAND_TYPE; |
| 737 | hdev->stat.cmd_tx++; |
| 738 | break; |
| 739 | |
| 740 | case HCI_ACLDATA_PKT: |
| 741 | type = HCI_ACL_TYPE; |
| 742 | hdev->stat.acl_tx++; |
| 743 | break; |
| 744 | |
| 745 | case HCI_SCODATA_PKT: |
| 746 | /* we don't support SCO over the bridge */ |
| 747 | kfree_skb(skb); |
| 748 | return 0; |
| 749 | default: |
Joe Perches | 1071a13 | 2011-02-02 14:05:47 -0800 | [diff] [blame] | 750 | A_ASSERT(false); |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 751 | kfree_skb(skb); |
| 752 | return 0; |
| 753 | } |
| 754 | |
| 755 | if (AR_DEBUG_LVL_CHECK(ATH_DEBUG_HCI_DUMP)) { |
| 756 | AR_DEBUG_PRINTF(ATH_DEBUG_ANY,(">>> Send HCI %s packet len: %d\n", |
| 757 | (type == HCI_COMMAND_TYPE) ? "COMMAND" : "ACL", |
| 758 | skb->len)); |
| 759 | if (type == HCI_COMMAND_TYPE) { |
| 760 | A_UINT16 opcode = HCI_GET_OP_CODE(skb->data); |
| 761 | AR_DEBUG_PRINTF(ATH_DEBUG_ANY,(" HCI Command: OGF:0x%X OCF:0x%X \r\n", |
| 762 | opcode >> 10, opcode & 0x3FF)); |
| 763 | } |
| 764 | AR_DEBUG_PRINTBUF(skb->data,skb->len,"BT HCI SEND Packet Dump"); |
| 765 | } |
| 766 | |
| 767 | do { |
| 768 | |
| 769 | txSkb = bt_skb_alloc(TX_PACKET_RSV_OFFSET + pHcidevInfo->HCIProps.HeadRoom + |
| 770 | pHcidevInfo->HCIProps.TailRoom + skb->len, |
| 771 | GFP_ATOMIC); |
| 772 | |
| 773 | if (txSkb == NULL) { |
| 774 | status = A_NO_MEMORY; |
| 775 | break; |
| 776 | } |
| 777 | |
| 778 | bt_cb(txSkb)->pkt_type = bt_cb(skb)->pkt_type; |
| 779 | txSkb->dev = (void *)pHcidevInfo->pBtStackHCIDev; |
| 780 | skb_reserve(txSkb, TX_PACKET_RSV_OFFSET + pHcidevInfo->HCIProps.HeadRoom); |
| 781 | A_MEMCPY(txSkb->data, skb->data, skb->len); |
| 782 | skb_put(txSkb,skb->len); |
| 783 | |
| 784 | pPacket = AllocHTCStruct(pHcidevInfo); |
| 785 | if (NULL == pPacket) { |
| 786 | status = A_NO_MEMORY; |
| 787 | break; |
| 788 | } |
| 789 | |
| 790 | /* HCI packet length here doesn't include the 1-byte transport header which |
| 791 | * will be handled by the HCI transport layer. Enough headroom has already |
| 792 | * been reserved above for the transport header |
| 793 | */ |
| 794 | SET_HTC_PACKET_INFO_TX(pPacket, |
| 795 | txSkb, |
| 796 | txSkb->data, |
| 797 | txSkb->len, |
| 798 | type, |
| 799 | AR6K_CONTROL_PKT_TAG); /* HCI packets cannot be dropped */ |
| 800 | |
| 801 | AR_DEBUG_PRINTF(ATH_DEBUG_HCI_SEND, ("HCI Bridge: bt_send_frame skb:0x%lX \n",(unsigned long)txSkb)); |
| 802 | AR_DEBUG_PRINTF(ATH_DEBUG_HCI_SEND, ("HCI Bridge: type:%d, Total Length:%d Bytes \n", |
| 803 | type, txSkb->len)); |
| 804 | |
Joe Perches | 1071a13 | 2011-02-02 14:05:47 -0800 | [diff] [blame] | 805 | status = HCI_TransportSendPkt(pHcidevInfo->pHCIDev,pPacket,false); |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 806 | pPacket = NULL; |
| 807 | txSkb = NULL; |
| 808 | |
Joe Perches | 1071a13 | 2011-02-02 14:05:47 -0800 | [diff] [blame] | 809 | } while (false); |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 810 | |
| 811 | if (txSkb != NULL) { |
| 812 | kfree_skb(txSkb); |
| 813 | } |
| 814 | |
| 815 | kfree_skb(skb); |
| 816 | |
| 817 | AR_DEBUG_PRINTF(ATH_DEBUG_HCI_SEND, ("-bt_send_frame \n")); |
| 818 | return 0; |
| 819 | } |
| 820 | |
| 821 | /* |
| 822 | * bt_ioctl - ioctl processing |
| 823 | */ |
| 824 | static int bt_ioctl(struct hci_dev *hdev, unsigned int cmd, unsigned long arg) |
| 825 | { |
| 826 | AR_DEBUG_PRINTF(ATH_DEBUG_TRC, ("HCI Bridge: bt_ioctl - enter\n")); |
| 827 | return -ENOIOCTLCMD; |
| 828 | } |
| 829 | |
| 830 | /* |
| 831 | * bt_flush - flush outstandingbpackets |
| 832 | */ |
| 833 | static int bt_flush(struct hci_dev *hdev) |
| 834 | { |
| 835 | AR6K_HCI_BRIDGE_INFO *pHcidevInfo; |
| 836 | |
| 837 | AR_DEBUG_PRINTF(ATH_DEBUG_TRC, ("HCI Bridge: bt_flush - enter\n")); |
| 838 | |
| 839 | pHcidevInfo = (AR6K_HCI_BRIDGE_INFO *)hdev->driver_data; |
| 840 | |
| 841 | /* TODO??? */ |
| 842 | |
| 843 | return 0; |
| 844 | } |
| 845 | |
| 846 | |
| 847 | /* |
| 848 | * bt_destruct - |
| 849 | */ |
| 850 | static void bt_destruct(struct hci_dev *hdev) |
| 851 | { |
| 852 | AR_DEBUG_PRINTF(ATH_DEBUG_TRC, ("HCI Bridge: bt_destruct - enter\n")); |
| 853 | /* nothing to do here */ |
| 854 | } |
| 855 | |
Joe Perches | 1f4c34b | 2011-01-27 20:04:19 -0800 | [diff] [blame] | 856 | static int bt_setup_hci(AR6K_HCI_BRIDGE_INFO *pHcidevInfo) |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 857 | { |
Joe Perches | 1f4c34b | 2011-01-27 20:04:19 -0800 | [diff] [blame] | 858 | int status = A_OK; |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 859 | struct hci_dev *pHciDev = NULL; |
| 860 | HIF_DEVICE_OS_DEVICE_INFO osDevInfo; |
| 861 | |
| 862 | if (!setupbtdev) { |
| 863 | return A_OK; |
| 864 | } |
| 865 | |
| 866 | do { |
| 867 | |
| 868 | A_MEMZERO(&osDevInfo,sizeof(osDevInfo)); |
| 869 | /* get the underlying OS device */ |
| 870 | #ifdef EXPORT_HCI_BRIDGE_INTERFACE |
| 871 | status = ar6000_get_hif_dev((HIF_DEVICE *)(pHcidevInfo->HCITransHdl.hifDevice), |
| 872 | &osDevInfo); |
| 873 | #else |
| 874 | status = HIFConfigureDevice(pHcidevInfo->ar->arHifDevice, |
| 875 | HIF_DEVICE_GET_OS_DEVICE, |
| 876 | &osDevInfo, |
| 877 | sizeof(osDevInfo)); |
| 878 | #endif |
| 879 | |
Joe Perches | 391bb21 | 2011-01-27 20:04:21 -0800 | [diff] [blame] | 880 | if (status) { |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 881 | AR_DEBUG_PRINTF(ATH_DEBUG_ERR,("Failed to OS device info from HIF\n")); |
| 882 | break; |
| 883 | } |
| 884 | |
| 885 | /* allocate a BT HCI struct for this device */ |
| 886 | pHciDev = hci_alloc_dev(); |
| 887 | if (NULL == pHciDev) { |
| 888 | AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("HCI Bridge - failed to allocate bt struct \n")); |
| 889 | status = A_NO_MEMORY; |
| 890 | break; |
| 891 | } |
| 892 | /* save the device, we'll register this later */ |
| 893 | pHcidevInfo->pBtStackHCIDev = pHciDev; |
| 894 | SET_HCIDEV_DEV(pHciDev,osDevInfo.pOSDevice); |
| 895 | SET_HCI_BUS_TYPE(pHciDev, HCI_VIRTUAL, HCI_BREDR); |
| 896 | pHciDev->driver_data = pHcidevInfo; |
| 897 | pHciDev->open = bt_open; |
| 898 | pHciDev->close = bt_close; |
| 899 | pHciDev->send = bt_send_frame; |
| 900 | pHciDev->ioctl = bt_ioctl; |
| 901 | pHciDev->flush = bt_flush; |
| 902 | pHciDev->destruct = bt_destruct; |
| 903 | pHciDev->owner = THIS_MODULE; |
| 904 | /* driver is running in normal BT mode */ |
Joe Perches | 1071a13 | 2011-02-02 14:05:47 -0800 | [diff] [blame] | 905 | pHcidevInfo->HciNormalMode = true; |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 906 | |
Joe Perches | 1071a13 | 2011-02-02 14:05:47 -0800 | [diff] [blame] | 907 | } while (false); |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 908 | |
Joe Perches | 391bb21 | 2011-01-27 20:04:21 -0800 | [diff] [blame] | 909 | if (status) { |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 910 | bt_cleanup_hci(pHcidevInfo); |
| 911 | } |
| 912 | |
| 913 | return status; |
| 914 | } |
| 915 | |
| 916 | static void bt_cleanup_hci(AR6K_HCI_BRIDGE_INFO *pHcidevInfo) |
| 917 | { |
| 918 | int err; |
| 919 | |
| 920 | if (pHcidevInfo->HciRegistered) { |
Joe Perches | 1071a13 | 2011-02-02 14:05:47 -0800 | [diff] [blame] | 921 | pHcidevInfo->HciRegistered = false; |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 922 | clear_bit(HCI_RUNNING, &pHcidevInfo->pBtStackHCIDev->flags); |
| 923 | clear_bit(HCI_UP, &pHcidevInfo->pBtStackHCIDev->flags); |
| 924 | clear_bit(HCI_INIT, &pHcidevInfo->pBtStackHCIDev->flags); |
| 925 | A_ASSERT(pHcidevInfo->pBtStackHCIDev != NULL); |
| 926 | /* unregister */ |
| 927 | if ((err = hci_unregister_dev(pHcidevInfo->pBtStackHCIDev)) < 0) { |
| 928 | AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("HCI Bridge: failed to unregister with bluetooth %d\n",err)); |
| 929 | } |
| 930 | } |
| 931 | |
| 932 | if (pHcidevInfo->pBtStackHCIDev != NULL) { |
| 933 | kfree(pHcidevInfo->pBtStackHCIDev); |
| 934 | pHcidevInfo->pBtStackHCIDev = NULL; |
| 935 | } |
| 936 | } |
| 937 | |
Joe Perches | 1f4c34b | 2011-01-27 20:04:19 -0800 | [diff] [blame] | 938 | static int bt_register_hci(AR6K_HCI_BRIDGE_INFO *pHcidevInfo) |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 939 | { |
| 940 | int err; |
Joe Perches | 1f4c34b | 2011-01-27 20:04:19 -0800 | [diff] [blame] | 941 | int status = A_OK; |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 942 | |
| 943 | do { |
| 944 | AR_DEBUG_PRINTF(ATH_DEBUG_HCI_BRIDGE, ("HCI Bridge: registering HCI... \n")); |
| 945 | A_ASSERT(pHcidevInfo->pBtStackHCIDev != NULL); |
| 946 | /* mark that we are registered */ |
Joe Perches | 1071a13 | 2011-02-02 14:05:47 -0800 | [diff] [blame] | 947 | pHcidevInfo->HciRegistered = true; |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 948 | if ((err = hci_register_dev(pHcidevInfo->pBtStackHCIDev)) < 0) { |
| 949 | AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("HCI Bridge: failed to register with bluetooth %d\n",err)); |
Joe Perches | 1071a13 | 2011-02-02 14:05:47 -0800 | [diff] [blame] | 950 | pHcidevInfo->HciRegistered = false; |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 951 | status = A_ERROR; |
| 952 | break; |
| 953 | } |
| 954 | |
| 955 | AR_DEBUG_PRINTF(ATH_DEBUG_HCI_BRIDGE, ("HCI Bridge: HCI registered \n")); |
| 956 | |
Joe Perches | 1071a13 | 2011-02-02 14:05:47 -0800 | [diff] [blame] | 957 | } while (false); |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 958 | |
| 959 | return status; |
| 960 | } |
| 961 | |
Joe Perches | 1071a13 | 2011-02-02 14:05:47 -0800 | [diff] [blame] | 962 | static bool bt_indicate_recv(AR6K_HCI_BRIDGE_INFO *pHcidevInfo, |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 963 | HCI_TRANSPORT_PACKET_TYPE Type, |
| 964 | struct sk_buff *skb) |
| 965 | { |
Joe Perches | ab3655d | 2011-02-02 14:05:49 -0800 | [diff] [blame^] | 966 | u8 btType; |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 967 | int len; |
Joe Perches | 1071a13 | 2011-02-02 14:05:47 -0800 | [diff] [blame] | 968 | bool success = false; |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 969 | BT_HCI_EVENT_HEADER *pEvent; |
| 970 | |
| 971 | do { |
| 972 | |
| 973 | if (!test_bit(HCI_RUNNING, &pHcidevInfo->pBtStackHCIDev->flags)) { |
| 974 | AR_DEBUG_PRINTF(ATH_DEBUG_WARN, ("HCI Bridge: bt_indicate_recv - not running\n")); |
| 975 | break; |
| 976 | } |
| 977 | |
| 978 | switch (Type) { |
| 979 | case HCI_ACL_TYPE: |
| 980 | btType = HCI_ACLDATA_PKT; |
| 981 | break; |
| 982 | case HCI_EVENT_TYPE: |
| 983 | btType = HCI_EVENT_PKT; |
| 984 | break; |
| 985 | default: |
| 986 | btType = 0; |
Joe Perches | 1071a13 | 2011-02-02 14:05:47 -0800 | [diff] [blame] | 987 | A_ASSERT(false); |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 988 | break; |
| 989 | } |
| 990 | |
| 991 | if (0 == btType) { |
| 992 | break; |
| 993 | } |
| 994 | |
| 995 | /* set the final type */ |
| 996 | bt_cb(skb)->pkt_type = btType; |
| 997 | /* set dev */ |
| 998 | skb->dev = (void *)pHcidevInfo->pBtStackHCIDev; |
| 999 | len = skb->len; |
| 1000 | |
| 1001 | if (AR_DEBUG_LVL_CHECK(ATH_DEBUG_HCI_RECV)) { |
| 1002 | if (bt_cb(skb)->pkt_type == HCI_EVENT_PKT) { |
| 1003 | pEvent = (BT_HCI_EVENT_HEADER *)skb->data; |
| 1004 | AR_DEBUG_PRINTF(ATH_DEBUG_HCI_RECV, ("BT HCI EventCode: %d, len:%d \n", |
| 1005 | pEvent->EventCode, pEvent->ParamLength)); |
| 1006 | } |
| 1007 | } |
| 1008 | |
| 1009 | /* pass receive packet up the stack */ |
| 1010 | if (hci_recv_frame(skb) != 0) { |
| 1011 | AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("HCI Bridge: hci_recv_frame failed \n")); |
| 1012 | break; |
| 1013 | } else { |
| 1014 | AR_DEBUG_PRINTF(ATH_DEBUG_HCI_RECV, |
| 1015 | ("HCI Bridge: Indicated RCV of type:%d, Length:%d \n",btType,len)); |
| 1016 | } |
| 1017 | |
Joe Perches | 1071a13 | 2011-02-02 14:05:47 -0800 | [diff] [blame] | 1018 | success = true; |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 1019 | |
Joe Perches | 1071a13 | 2011-02-02 14:05:47 -0800 | [diff] [blame] | 1020 | } while (false); |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 1021 | |
| 1022 | return success; |
| 1023 | } |
| 1024 | |
| 1025 | static struct sk_buff* bt_alloc_buffer(AR6K_HCI_BRIDGE_INFO *pHcidevInfo, int Length) |
| 1026 | { |
| 1027 | struct sk_buff *skb; |
| 1028 | /* in normal HCI mode we need to alloc from the bt core APIs */ |
| 1029 | skb = bt_skb_alloc(Length, GFP_ATOMIC); |
| 1030 | if (NULL == skb) { |
| 1031 | AR_DEBUG_PRINTF(ATH_DEBUG_ERR,("Failed to alloc bt sk_buff \n")); |
| 1032 | } |
| 1033 | return skb; |
| 1034 | } |
| 1035 | |
| 1036 | static void bt_free_buffer(AR6K_HCI_BRIDGE_INFO *pHcidevInfo, struct sk_buff *skb) |
| 1037 | { |
| 1038 | kfree_skb(skb); |
| 1039 | } |
| 1040 | |
| 1041 | #else // { CONFIG_BLUEZ_HCI_BRIDGE |
| 1042 | |
| 1043 | /* stubs when we only want to test the HCI bridging Interface without the HT stack */ |
Joe Perches | 1f4c34b | 2011-01-27 20:04:19 -0800 | [diff] [blame] | 1044 | static int bt_setup_hci(AR6K_HCI_BRIDGE_INFO *pHcidevInfo) |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 1045 | { |
| 1046 | return A_OK; |
| 1047 | } |
| 1048 | static void bt_cleanup_hci(AR6K_HCI_BRIDGE_INFO *pHcidevInfo) |
| 1049 | { |
| 1050 | |
| 1051 | } |
Joe Perches | 1f4c34b | 2011-01-27 20:04:19 -0800 | [diff] [blame] | 1052 | static int bt_register_hci(AR6K_HCI_BRIDGE_INFO *pHcidevInfo) |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 1053 | { |
Joe Perches | 1071a13 | 2011-02-02 14:05:47 -0800 | [diff] [blame] | 1054 | A_ASSERT(false); |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 1055 | return A_ERROR; |
| 1056 | } |
| 1057 | |
Joe Perches | 1071a13 | 2011-02-02 14:05:47 -0800 | [diff] [blame] | 1058 | static bool bt_indicate_recv(AR6K_HCI_BRIDGE_INFO *pHcidevInfo, |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 1059 | HCI_TRANSPORT_PACKET_TYPE Type, |
| 1060 | struct sk_buff *skb) |
| 1061 | { |
Joe Perches | 1071a13 | 2011-02-02 14:05:47 -0800 | [diff] [blame] | 1062 | A_ASSERT(false); |
| 1063 | return false; |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 1064 | } |
| 1065 | |
| 1066 | static struct sk_buff* bt_alloc_buffer(AR6K_HCI_BRIDGE_INFO *pHcidevInfo, int Length) |
| 1067 | { |
Joe Perches | 1071a13 | 2011-02-02 14:05:47 -0800 | [diff] [blame] | 1068 | A_ASSERT(false); |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 1069 | return NULL; |
| 1070 | } |
| 1071 | static void bt_free_buffer(AR6K_HCI_BRIDGE_INFO *pHcidevInfo, struct sk_buff *skb) |
| 1072 | { |
Joe Perches | 1071a13 | 2011-02-02 14:05:47 -0800 | [diff] [blame] | 1073 | A_ASSERT(false); |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 1074 | } |
| 1075 | |
| 1076 | #endif // } CONFIG_BLUEZ_HCI_BRIDGE |
| 1077 | |
| 1078 | #else // { ATH_AR6K_ENABLE_GMBOX |
| 1079 | |
| 1080 | /* stubs when GMBOX support is not needed */ |
| 1081 | |
| 1082 | #ifdef EXPORT_HCI_BRIDGE_INTERFACE |
Joe Perches | 1f4c34b | 2011-01-27 20:04:19 -0800 | [diff] [blame] | 1083 | int ar6000_setup_hci(void *ar) |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 1084 | #else |
Joe Perches | 1f4c34b | 2011-01-27 20:04:19 -0800 | [diff] [blame] | 1085 | int ar6000_setup_hci(AR_SOFTC_T *ar) |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 1086 | #endif |
| 1087 | { |
| 1088 | return A_OK; |
| 1089 | } |
| 1090 | |
| 1091 | #ifdef EXPORT_HCI_BRIDGE_INTERFACE |
| 1092 | void ar6000_cleanup_hci(void *ar) |
| 1093 | #else |
| 1094 | void ar6000_cleanup_hci(AR_SOFTC_T *ar) |
| 1095 | #endif |
| 1096 | { |
| 1097 | return; |
| 1098 | } |
| 1099 | |
| 1100 | #ifndef EXPORT_HCI_BRIDGE_INTERFACE |
| 1101 | void ar6000_set_default_ar3kconfig(AR_SOFTC_T *ar, void *ar3kconfig) |
| 1102 | { |
| 1103 | return; |
| 1104 | } |
| 1105 | #endif |
| 1106 | |
| 1107 | #ifdef EXPORT_HCI_BRIDGE_INTERFACE |
| 1108 | int hci_test_send(void *ar, struct sk_buff *skb) |
| 1109 | #else |
| 1110 | int hci_test_send(AR_SOFTC_T *ar, struct sk_buff *skb) |
| 1111 | #endif |
| 1112 | { |
| 1113 | return -EOPNOTSUPP; |
| 1114 | } |
| 1115 | |
| 1116 | #endif // } ATH_AR6K_ENABLE_GMBOX |
| 1117 | |
| 1118 | |
| 1119 | #ifdef EXPORT_HCI_BRIDGE_INTERFACE |
| 1120 | static int __init |
| 1121 | hcibridge_init_module(void) |
| 1122 | { |
Joe Perches | 1f4c34b | 2011-01-27 20:04:19 -0800 | [diff] [blame] | 1123 | int status; |
Vipin Mehta | 30295c8 | 2010-09-01 12:06:33 -0700 | [diff] [blame] | 1124 | HCI_TRANSPORT_CALLBACKS hciTransCallbacks; |
| 1125 | |
| 1126 | hciTransCallbacks.setupTransport = ar6000_setup_hci; |
| 1127 | hciTransCallbacks.cleanupTransport = ar6000_cleanup_hci; |
| 1128 | |
| 1129 | status = ar6000_register_hci_transport(&hciTransCallbacks); |
| 1130 | if(status != A_OK) |
| 1131 | return -ENODEV; |
| 1132 | |
| 1133 | return 0; |
| 1134 | } |
| 1135 | |
| 1136 | static void __exit |
| 1137 | hcibridge_cleanup_module(void) |
| 1138 | { |
| 1139 | } |
| 1140 | |
| 1141 | module_init(hcibridge_init_module); |
| 1142 | module_exit(hcibridge_cleanup_module); |
| 1143 | MODULE_LICENSE("Dual BSD/GPL"); |
| 1144 | #endif |