Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1 | /* |
Leo Chang | 416afe0 | 2013-07-01 13:58:13 -0700 | [diff] [blame] | 2 | * Copyright (c) 2012-2013, The Linux Foundation. All rights reserved. |
| 3 | * |
| 4 | * Previously licensed under the ISC license by Qualcomm Atheros, Inc. |
| 5 | * |
| 6 | * |
| 7 | * Permission to use, copy, modify, and/or distribute this software for |
| 8 | * any purpose with or without fee is hereby granted, provided that the |
| 9 | * above copyright notice and this permission notice appear in all |
| 10 | * copies. |
| 11 | * |
| 12 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL |
| 13 | * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED |
| 14 | * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE |
| 15 | * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL |
| 16 | * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
| 17 | * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| 18 | * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
| 19 | * PERFORMANCE OF THIS SOFTWARE. |
| 20 | */ |
| 21 | /* |
| 22 | * Copyright (c) 2012, The Linux Foundation. All rights reserved. |
| 23 | * |
| 24 | * Previously licensed under the ISC license by Qualcomm Atheros, Inc. |
| 25 | * |
| 26 | * |
| 27 | * Permission to use, copy, modify, and/or distribute this software for |
| 28 | * any purpose with or without fee is hereby granted, provided that the |
| 29 | * above copyright notice and this permission notice appear in all |
| 30 | * copies. |
| 31 | * |
| 32 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL |
| 33 | * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED |
| 34 | * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE |
| 35 | * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL |
| 36 | * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
| 37 | * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| 38 | * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
| 39 | * PERFORMANCE OF THIS SOFTWARE. |
| 40 | */ |
| 41 | |
Leo Chang | c286cbf | 2013-06-18 20:32:42 -0700 | [diff] [blame] | 42 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 43 | /**========================================================================= |
| 44 | |
| 45 | @file wlan_qct_dxe.c |
| 46 | |
| 47 | @brief |
| 48 | |
| 49 | This file contains the external API exposed by the wlan data transfer abstraction layer module. |
Leo Chang | c286cbf | 2013-06-18 20:32:42 -0700 | [diff] [blame] | 50 | Copyright (c) 2010-2011 Qualcomm Technologies, Inc. |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 51 | All Rights Reserved. |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 52 | ========================================================================*/ |
| 53 | |
| 54 | /*=========================================================================== |
| 55 | |
| 56 | EDIT HISTORY FOR FILE |
| 57 | |
| 58 | |
| 59 | This section contains comments describing changes made to the module. |
| 60 | Notice that changes are listed in reverse chronological order. |
| 61 | |
| 62 | |
| 63 | $Header:$ $DateTime: $ $Author: $ |
| 64 | |
| 65 | |
| 66 | when who what, where, why |
| 67 | -------- --- ---------------------------------------------------------- |
| 68 | 08/03/10 schang Created module. |
| 69 | |
| 70 | ===========================================================================*/ |
| 71 | |
| 72 | /*=========================================================================== |
| 73 | |
| 74 | INCLUDE FILES FOR MODULE |
| 75 | |
| 76 | ===========================================================================*/ |
| 77 | |
| 78 | /*---------------------------------------------------------------------------- |
| 79 | * Include Files |
| 80 | * -------------------------------------------------------------------------*/ |
| 81 | #include "wlan_qct_dxe.h" |
| 82 | #include "wlan_qct_dxe_i.h" |
| 83 | #include "wlan_qct_pal_device.h" |
| 84 | #ifdef FEATURE_R33D |
| 85 | #include "wlan_qct_pal_bus.h" |
| 86 | #endif /* FEATURE_R33D */ |
| 87 | |
| 88 | /*---------------------------------------------------------------------------- |
| 89 | * Local Definitions |
| 90 | * -------------------------------------------------------------------------*/ |
| 91 | //#define WLANDXE_DEBUG_CH_INFO_DUMP |
| 92 | |
| 93 | /* Temporary configuration defines |
| 94 | * Have to find out permanent solution */ |
| 95 | #define T_WLANDXE_MAX_DESCRIPTOR_COUNT 40 |
| 96 | #define T_WLANDXE_MAX_FRAME_SIZE 2000 |
| 97 | #define T_WLANDXE_TX_INT_ENABLE_FCOUNT 1 |
| 98 | #define T_WLANDXE_MEMDUMP_BYTE_PER_LINE 16 |
| 99 | #define T_WLANDXE_MAX_RX_PACKET_WAIT 6000 |
Leo Chang | 5edb2d3 | 2013-04-03 13:32:58 -0700 | [diff] [blame] | 100 | #define T_WLANDXE_PERIODIC_HEALTH_M_TIME 2500 |
Madan Mohan Koyyalamudi | ea77701 | 2012-10-31 14:22:34 -0700 | [diff] [blame] | 101 | #define T_WLANDXE_MAX_HW_ACCESS_WAIT 2000 |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 102 | #define WLANDXE_MAX_REAPED_RX_FRAMES 512 |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 103 | |
Leo Chang | 094ece8 | 2013-04-23 17:57:41 -0700 | [diff] [blame] | 104 | #define WLANPAL_RX_INTERRUPT_PRO_MASK 0x20 |
| 105 | #define WLANDXE_RX_INTERRUPT_PRO_UNMASK 0x5F |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 106 | /* This is temporary fot the compile |
| 107 | * WDI will release official version |
| 108 | * This must be removed */ |
| 109 | #define WDI_GET_PAL_CTX() NULL |
| 110 | |
Madan Mohan Koyyalamudi | dfd6aa8 | 2012-10-18 20:18:43 -0700 | [diff] [blame] | 111 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 112 | /*------------------------------------------------------------------------- |
| 113 | * Local Varables |
| 114 | *-------------------------------------------------------------------------*/ |
| 115 | /* This is temp, someone have to allocate for me, and must be part of global context */ |
Madan Mohan Koyyalamudi | dfd6aa8 | 2012-10-18 20:18:43 -0700 | [diff] [blame] | 116 | static WLANDXE_CtrlBlkType *tempDxeCtrlBlk; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 117 | static char *channelType[WDTS_CHANNEL_MAX] = |
| 118 | { |
| 119 | "TX_LOW_PRI", |
| 120 | "TX_HIGH_PRI", |
| 121 | "RX_LOW_PRI", |
| 122 | #ifndef WLANDXE_TEST_CHANNEL_ENABLE |
| 123 | "RX_HIGH_PRI", |
| 124 | #else |
| 125 | "H2H_TEST_TX", |
| 126 | "H2H_TEST_RX" |
| 127 | #endif /* WLANDXE_TEST_CHANNEL_ENABLE */ |
| 128 | }; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 129 | static wpt_packet *rx_reaped_buf[WLANDXE_MAX_REAPED_RX_FRAMES]; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 130 | |
| 131 | /*------------------------------------------------------------------------- |
| 132 | * External Function Proto Type |
| 133 | *-------------------------------------------------------------------------*/ |
| 134 | |
| 135 | /*------------------------------------------------------------------------- |
| 136 | * Local Function Proto Type |
| 137 | *-------------------------------------------------------------------------*/ |
| 138 | static wpt_status dxeRXFrameSingleBufferAlloc |
| 139 | ( |
| 140 | WLANDXE_CtrlBlkType *dxeCtxt, |
| 141 | WLANDXE_ChannelCBType *channelEntry, |
| 142 | WLANDXE_DescCtrlBlkType *currentCtrlBlock |
| 143 | ); |
| 144 | |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 145 | static wpt_status dxeNotifySmsm |
| 146 | ( |
| 147 | wpt_boolean kickDxe, |
| 148 | wpt_boolean ringEmpty |
| 149 | ); |
| 150 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 151 | /*------------------------------------------------------------------------- |
| 152 | * Local Function |
| 153 | *-------------------------------------------------------------------------*/ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 154 | /*========================================================================== |
| 155 | @ Function Name |
| 156 | dxeChannelMonitor |
| 157 | |
| 158 | @ Description |
| 159 | |
| 160 | @ Parameters |
| 161 | WLANDXE_ChannelCBType *channelEntry |
| 162 | Channel specific control block |
| 163 | |
| 164 | @ Return |
| 165 | wpt_status |
| 166 | |
| 167 | ===========================================================================*/ |
| 168 | static wpt_status dxeChannelMonitor |
| 169 | ( |
| 170 | char *monitorDescription, |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame^] | 171 | WLANDXE_ChannelCBType *channelEntry, |
| 172 | wpt_log_data_stall_channel_type *channelLog |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 173 | ) |
| 174 | { |
| 175 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 176 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 177 | if((NULL == monitorDescription) || (NULL == channelEntry)) |
| 178 | { |
| 179 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 180 | "INVALID Input ARG"); |
| 181 | return eWLAN_PAL_STATUS_E_INVAL; |
| 182 | } |
| 183 | |
| 184 | if(channelEntry->channelType > WDTS_CHANNEL_RX_HIGH_PRI) |
| 185 | { |
| 186 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 187 | "INVALID Channel type"); |
| 188 | return eWLAN_PAL_STATUS_E_INVAL; |
| 189 | } |
| 190 | |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 191 | wpalTrace(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 192 | "%11s : HCBO %d, HCBDP 0x%x, HCBDC 0x%x,", |
| 193 | channelType[channelEntry->channelType], |
| 194 | channelEntry->headCtrlBlk->ctrlBlkOrder, |
| 195 | channelEntry->headCtrlBlk->linkedDescPhyAddr, |
| 196 | channelEntry->headCtrlBlk->linkedDesc->descCtrl.ctrl); |
| 197 | wpalTrace(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 198 | "%11s : TCBO %d, TCBDP 0x%x, TCBDC 0x%x", |
| 199 | channelType[channelEntry->channelType], |
| 200 | channelEntry->tailCtrlBlk->ctrlBlkOrder, |
| 201 | channelEntry->tailCtrlBlk->linkedDescPhyAddr, |
| 202 | channelEntry->tailCtrlBlk->linkedDesc->descCtrl.ctrl); |
| 203 | wpalTrace(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 204 | "%11s : FDC %d, RDC %d, TFC %d", |
| 205 | channelType[channelEntry->channelType], |
| 206 | channelEntry->numFreeDesc, |
| 207 | channelEntry->numRsvdDesc, |
| 208 | channelEntry->numTotalFrame); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 209 | |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 210 | if(channelLog) |
| 211 | { |
| 212 | channelLog->numDesc = channelEntry->numDesc; |
| 213 | channelLog->numFreeDesc = channelEntry->numFreeDesc; |
| 214 | channelLog->numRsvdDesc = channelEntry->numRsvdDesc; |
| 215 | channelLog->headDescOrder = channelEntry->headCtrlBlk->ctrlBlkOrder; |
| 216 | channelLog->tailDescOrder = channelEntry->tailCtrlBlk->ctrlBlkOrder; |
| 217 | } |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame^] | 218 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 219 | return status; |
| 220 | } |
| 221 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 222 | #ifdef WLANDXE_DEBUG_MEMORY_DUMP |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 223 | /*========================================================================== |
| 224 | @ Function Name |
| 225 | dxeMemoryDump |
| 226 | |
| 227 | @ Description |
| 228 | |
| 229 | @ Parameters |
| 230 | WLANDXE_ChannelCBType *channelEntry |
| 231 | Channel specific control block |
| 232 | |
| 233 | @ Return |
| 234 | wpt_status |
| 235 | |
| 236 | ===========================================================================*/ |
| 237 | static wpt_status dxeMemoryDump |
| 238 | ( |
| 239 | wpt_uint8 *dumpPointer, |
| 240 | wpt_uint32 dumpSize, |
| 241 | char *dumpTarget |
| 242 | ) |
| 243 | { |
| 244 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 245 | wpt_uint32 numBytes = 0; |
| 246 | wpt_uint32 idx; |
| 247 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 248 | if((NULL == dumpPointer) || |
| 249 | (NULL == dumpTarget)) |
| 250 | { |
| 251 | return status; |
| 252 | } |
| 253 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 254 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 255 | "+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++"); |
| 256 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 257 | "%s Location 0x%x, Size %d", dumpTarget, dumpPointer, dumpSize); |
| 258 | |
| 259 | numBytes = dumpSize % T_WLANDXE_MEMDUMP_BYTE_PER_LINE; |
| 260 | for(idx = 0; idx < dumpSize; idx++) |
| 261 | { |
| 262 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 263 | "0x%2x ", dumpPointer[idx]); |
| 264 | if(0 == ((idx + 1) % T_WLANDXE_MEMDUMP_BYTE_PER_LINE)) |
| 265 | { |
| 266 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, "\n"); |
| 267 | } |
| 268 | } |
| 269 | if(0 != numBytes) |
| 270 | { |
| 271 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, "\n"); |
| 272 | } |
| 273 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 274 | "+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++"); |
| 275 | |
| 276 | return status; |
| 277 | } |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 278 | #endif /* WLANDXE_DEBUG_MEMORY_DUMP */ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 279 | |
| 280 | /*========================================================================== |
| 281 | @ Function Name |
| 282 | dxeDescriptorDump |
| 283 | |
| 284 | @ Description |
| 285 | |
| 286 | @ Parameters |
| 287 | WLANDXE_ChannelCBType *channelEntry |
| 288 | Channel specific control block |
| 289 | |
| 290 | @ Return |
| 291 | wpt_status |
| 292 | |
| 293 | ===========================================================================*/ |
| 294 | wpt_status dxeDescriptorDump |
| 295 | ( |
| 296 | WLANDXE_ChannelCBType *channelEntry, |
| 297 | WLANDXE_DescType *targetDesc, |
| 298 | wpt_uint32 fragmentOrder |
| 299 | ) |
| 300 | { |
| 301 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 302 | |
| 303 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 304 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 305 | "+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++"); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 306 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 307 | "Descriptor Dump for channel %s, %d / %d fragment", |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 308 | channelType[channelEntry->channelType], |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 309 | fragmentOrder + 1, |
| 310 | channelEntry->numFragmentCurrentChain); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 311 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 312 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 313 | "CTRL WORD 0x%x, TransferSize %d", |
| 314 | WLANDXE_U32_SWAP_ENDIAN(targetDesc->descCtrl.ctrl), |
| 315 | WLANDXE_U32_SWAP_ENDIAN(targetDesc->xfrSize)); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 316 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 317 | "SRC ADD 0x%x, DST ADD 0x%x, NEXT DESC 0x%x", |
| 318 | WLANDXE_U32_SWAP_ENDIAN(targetDesc->dxedesc.dxe_short_desc.srcMemAddrL), |
| 319 | WLANDXE_U32_SWAP_ENDIAN(targetDesc->dxedesc.dxe_short_desc.dstMemAddrL), |
| 320 | WLANDXE_U32_SWAP_ENDIAN(targetDesc->dxedesc.dxe_short_desc.phyNextL)); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 321 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 322 | "+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++"); |
| 323 | |
| 324 | return status; |
| 325 | } |
| 326 | |
| 327 | /*========================================================================== |
| 328 | @ Function Name |
| 329 | dxeChannelRegisterDump |
| 330 | |
| 331 | @ Description |
| 332 | |
| 333 | @ Parameters |
| 334 | WLANDXE_ChannelCBType *channelEntry |
| 335 | Channel specific control block |
| 336 | |
| 337 | @ Return |
| 338 | wpt_status |
| 339 | |
| 340 | ===========================================================================*/ |
| 341 | wpt_status dxeChannelRegisterDump |
| 342 | ( |
| 343 | WLANDXE_ChannelCBType *channelEntry, |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame^] | 344 | char *dumpTarget, |
| 345 | wpt_log_data_stall_channel_type *channelLog |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 346 | ) |
| 347 | { |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 348 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 349 | wpt_uint32 chStatusReg, chControlReg, chDescReg, chLDescReg; |
| 350 | |
| 351 | /* Whatever RIVA power condition try to wakeup RIVA through SMSM |
| 352 | * This will not simply wakeup RIVA |
| 353 | * Just incase TX not wanted stuck, Trigger TX again */ |
| 354 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 355 | dxeNotifySmsm(eWLAN_PAL_TRUE, eWLAN_PAL_FALSE); |
| 356 | wpalSleep(10); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 357 | |
Tushnim Bhattacharyya | 5dd9456 | 2013-03-20 20:15:03 -0700 | [diff] [blame] | 358 | if(channelEntry->channelType > WDTS_CHANNEL_RX_HIGH_PRI) |
| 359 | { |
| 360 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 361 | "INVALID Channel type"); |
| 362 | return eWLAN_PAL_STATUS_E_INVAL; |
| 363 | } |
| 364 | |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 365 | wpalReadRegister(channelEntry->channelRegister.chDXEDesclRegAddr, &chDescReg); |
| 366 | wpalReadRegister(channelEntry->channelRegister.chDXELstDesclRegAddr, &chLDescReg); |
| 367 | wpalReadRegister(channelEntry->channelRegister.chDXECtrlRegAddr, &chControlReg); |
| 368 | wpalReadRegister(channelEntry->channelRegister.chDXEStatusRegAddr, &chStatusReg); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 369 | |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 370 | wpalTrace(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 371 | "%11s : CCR 0x%x, CSR 0x%x, CDR 0x%x, CLDR 0x%x", |
| 372 | channelType[channelEntry->channelType], |
| 373 | chControlReg, chStatusReg, chDescReg, chLDescReg); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 374 | |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 375 | if(channelLog) |
| 376 | { |
| 377 | channelLog->ctrlRegVal = chControlReg; |
| 378 | channelLog->statRegVal = chStatusReg; |
| 379 | } |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 380 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 381 | return status; |
| 382 | } |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 383 | |
| 384 | /*========================================================================== |
| 385 | @ Function Name |
| 386 | dxeChannelAllDescDump |
| 387 | |
| 388 | @ Description |
| 389 | Dump all DXE descriptors within assigned channe; |
| 390 | |
| 391 | @ Parameters |
| 392 | WLANDXE_ChannelCBType *channelEntry |
| 393 | |
| 394 | @ Return |
| 395 | NONE |
| 396 | |
| 397 | ===========================================================================*/ |
| 398 | void dxeChannelAllDescDump |
| 399 | ( |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 400 | WLANDXE_ChannelCBType *channelEntry, |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame^] | 401 | WDTS_ChannelType channel, |
| 402 | wpt_log_data_stall_channel_type *channelLog |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 403 | ) |
| 404 | { |
| 405 | wpt_uint32 channelLoop; |
| 406 | WLANDXE_DescCtrlBlkType *targetCtrlBlk; |
Madan Mohan Koyyalamudi | 94d4c19 | 2012-09-24 14:06:14 -0700 | [diff] [blame] | 407 | wpt_uint32 previousCtrlValue = 0; |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 408 | wpt_uint32 previousCtrlValid = 0; |
| 409 | wpt_uint32 currentCtrlValid = 0; |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 410 | wpt_uint32 valDescCount = 0; |
| 411 | wpt_uint32 invalDescCount = 0; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 412 | |
| 413 | targetCtrlBlk = channelEntry->headCtrlBlk; |
| 414 | |
| 415 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 416 | "%11s : %d descriptor chains, head desc ctrl 0x%x", |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 417 | channelType[channelEntry->channelType], |
Madan Mohan Koyyalamudi | 24a00f9 | 2012-10-22 15:21:02 -0700 | [diff] [blame] | 418 | channelEntry->numDesc, |
| 419 | targetCtrlBlk->linkedDesc->descCtrl.ctrl); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 420 | previousCtrlValue = targetCtrlBlk->linkedDesc->descCtrl.ctrl; |
| 421 | |
| 422 | if((WDTS_CHANNEL_RX_LOW_PRI == channel) || |
| 423 | (WDTS_CHANNEL_RX_HIGH_PRI == channel)) |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 424 | { |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 425 | for(channelLoop = 0; channelLoop < channelEntry->numDesc; channelLoop++) |
Madan Mohan Koyyalamudi | 94d4c19 | 2012-09-24 14:06:14 -0700 | [diff] [blame] | 426 | { |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 427 | if(previousCtrlValue != targetCtrlBlk->linkedDesc->descCtrl.ctrl) |
| 428 | { |
| 429 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 430 | "%5d : 0x%x", targetCtrlBlk->ctrlBlkOrder, |
| 431 | targetCtrlBlk->linkedDesc->descCtrl.ctrl); |
| 432 | } |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 433 | if(targetCtrlBlk->linkedDesc->descCtrl.ctrl & WLANDXE_DESC_CTRL_VALID) |
| 434 | { |
| 435 | valDescCount++; |
| 436 | } |
| 437 | else |
| 438 | { |
| 439 | invalDescCount++; |
| 440 | } |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 441 | previousCtrlValue = targetCtrlBlk->linkedDesc->descCtrl.ctrl; |
| 442 | targetCtrlBlk = (WLANDXE_DescCtrlBlkType *)targetCtrlBlk->nextCtrlBlk; |
Madan Mohan Koyyalamudi | 94d4c19 | 2012-09-24 14:06:14 -0700 | [diff] [blame] | 443 | } |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 444 | } |
| 445 | else |
| 446 | { |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 447 | /* Head Descriptor is valid or not */ |
| 448 | previousCtrlValid = targetCtrlBlk->linkedDesc->descCtrl.ctrl & WLANDXE_DESC_CTRL_VALID; |
| 449 | targetCtrlBlk = (WLANDXE_DescCtrlBlkType *)targetCtrlBlk->nextCtrlBlk; |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 450 | for(channelLoop = 0; channelLoop < channelEntry->numDesc; channelLoop++) |
| 451 | { |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 452 | currentCtrlValid = targetCtrlBlk->linkedDesc->descCtrl.ctrl & WLANDXE_DESC_CTRL_VALID; |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 453 | if(currentCtrlValid) |
| 454 | { |
| 455 | valDescCount++; |
| 456 | } |
| 457 | else |
| 458 | { |
| 459 | invalDescCount++; |
| 460 | } |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 461 | if(currentCtrlValid != previousCtrlValid) |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 462 | { |
| 463 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 464 | "%5d : 0x%x", targetCtrlBlk->ctrlBlkOrder, |
| 465 | targetCtrlBlk->linkedDesc->descCtrl.ctrl); |
| 466 | } |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 467 | previousCtrlValid = currentCtrlValid; |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 468 | targetCtrlBlk = (WLANDXE_DescCtrlBlkType *)targetCtrlBlk->nextCtrlBlk; |
| 469 | } |
| 470 | } |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame^] | 471 | |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 472 | if(channelLog) |
| 473 | { |
| 474 | channelLog->numValDesc = valDescCount; |
| 475 | channelLog->numInvalDesc = invalDescCount; |
| 476 | } |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame^] | 477 | |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 478 | return; |
| 479 | } |
| 480 | |
| 481 | /*========================================================================== |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame^] | 482 | @ Function Name |
| 483 | dxeErrChannelDebug |
| 484 | |
| 485 | @ Description |
| 486 | Dump channel information for which Error interrupt has occured |
| 487 | |
| 488 | @ Parameters |
| 489 | WLANDXE_ChannelCBType *channelCb |
| 490 | |
| 491 | @ Return |
| 492 | NONE |
| 493 | |
| 494 | ===========================================================================*/ |
| 495 | void dxeErrChannelDebug |
| 496 | ( |
| 497 | WLANDXE_ChannelCBType *channelCb |
| 498 | ) |
| 499 | { |
| 500 | wpt_log_data_stall_channel_type channelLog; |
| 501 | |
| 502 | dxeChannelMonitor("INT_ERR", channelCb, &channelLog); |
| 503 | dxeDescriptorDump(channelCb, channelCb->headCtrlBlk->linkedDesc, 0); |
| 504 | dxeChannelRegisterDump(channelCb, "INT_ERR", &channelLog); |
| 505 | dxeChannelAllDescDump(channelCb, channelCb->channelType, &channelLog); |
| 506 | wpalMemoryCopy(channelLog.channelName, |
| 507 | "INT_ERR", |
| 508 | WPT_TRPT_CHANNEL_NAME); |
| 509 | wpalPacketStallUpdateInfo(NULL, NULL, &channelLog, channelCb->channelType); |
| 510 | #ifdef FEATURE_WLAN_DIAG_SUPPORT |
| 511 | wpalPacketStallDumpLog(); |
| 512 | #endif /* FEATURE_WLAN_DIAG_SUPPORT */ |
| 513 | |
| 514 | wpalFwDumpReq(17, 0, 0, 0, 0); |
| 515 | } |
| 516 | /*========================================================================== |
| 517 | @ Function Name |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 518 | dxeTxThreadChannelDebugHandler |
| 519 | |
| 520 | @ Description |
| 521 | Dump TX channel information |
| 522 | |
| 523 | @ Parameters |
| 524 | Wwpt_msg *msgPtr |
| 525 | |
| 526 | @ Return |
| 527 | NONE |
| 528 | |
| 529 | ===========================================================================*/ |
| 530 | void dxeTxThreadChannelDebugHandler |
| 531 | ( |
| 532 | wpt_msg *msgPtr |
| 533 | ) |
| 534 | { |
| 535 | wpt_uint8 channelLoop; |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 536 | wpt_log_data_stall_channel_type channelLog; |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 537 | |
| 538 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 539 | "%s Enter", __func__); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 540 | |
| 541 | /* Whatever RIVA power condition try to wakeup RIVA through SMSM |
| 542 | * This will not simply wakeup RIVA |
| 543 | * Just incase TX not wanted stuck, Trigger TX again */ |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 544 | for(channelLoop = 0; channelLoop < WDTS_CHANNEL_RX_LOW_PRI; channelLoop++) |
| 545 | { |
| 546 | dxeChannelMonitor("******** Get Descriptor Snapshot ", |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame^] | 547 | &tempDxeCtrlBlk->dxeChannel[channelLoop], |
| 548 | &channelLog); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 549 | dxeChannelRegisterDump(&tempDxeCtrlBlk->dxeChannel[channelLoop], |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame^] | 550 | "Abnormal successive empty interrupt", |
| 551 | &channelLog); |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 552 | dxeChannelAllDescDump(&tempDxeCtrlBlk->dxeChannel[channelLoop], |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame^] | 553 | channelLoop, |
| 554 | &channelLog); |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 555 | |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 556 | wpalMemoryCopy(channelLog.channelName, |
| 557 | channelType[channelLoop], |
| 558 | WPT_TRPT_CHANNEL_NAME); |
| 559 | wpalPacketStallUpdateInfo(NULL, NULL, &channelLog, channelLoop); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 560 | } |
| 561 | |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 562 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 563 | "================== DXE Dump End ======================", |
| 564 | tempDxeCtrlBlk->hostPowerState, tempDxeCtrlBlk->rivaPowerState); |
Madan Mohan Koyyalamudi | 24a00f9 | 2012-10-22 15:21:02 -0700 | [diff] [blame] | 565 | wpalMemoryFree(msgPtr); |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 566 | |
| 567 | #ifdef FEATURE_WLAN_DIAG_SUPPORT |
| 568 | wpalPacketStallDumpLog(); |
| 569 | #endif /* FEATURE_WLAN_DIAG_SUPPORT */ |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 570 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 571 | "%s Exit", __func__); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 572 | return; |
| 573 | } |
| 574 | |
| 575 | /*========================================================================== |
| 576 | @ Function Name |
| 577 | dxeRxThreadChannelDebugHandler |
| 578 | |
| 579 | @ Description |
| 580 | Dump RX channel information |
| 581 | |
| 582 | @ Parameters |
| 583 | Wwpt_msg *msgPtr |
| 584 | |
| 585 | @ Return |
| 586 | NONE |
| 587 | |
| 588 | ===========================================================================*/ |
| 589 | void dxeRxThreadChannelDebugHandler |
| 590 | ( |
| 591 | wpt_msg *msgPtr |
| 592 | ) |
| 593 | { |
| 594 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 595 | wpt_uint8 channelLoop; |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 596 | wpt_log_data_stall_channel_type channelLog; |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 597 | |
| 598 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 599 | "%s Enter", __func__); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 600 | |
| 601 | /* Whatever RIVA power condition try to wakeup RIVA through SMSM |
| 602 | * This will not simply wakeup RIVA |
| 603 | * Just incase TX not wanted stuck, Trigger TX again */ |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 604 | for(channelLoop = WDTS_CHANNEL_RX_LOW_PRI; channelLoop < WDTS_CHANNEL_MAX; channelLoop++) |
| 605 | { |
| 606 | dxeChannelMonitor("******** Get Descriptor Snapshot ", |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame^] | 607 | &tempDxeCtrlBlk->dxeChannel[channelLoop], |
| 608 | &channelLog); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 609 | dxeChannelRegisterDump(&tempDxeCtrlBlk->dxeChannel[channelLoop], |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame^] | 610 | "Abnormal successive empty interrupt", |
| 611 | &channelLog); |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 612 | dxeChannelAllDescDump(&tempDxeCtrlBlk->dxeChannel[channelLoop], |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame^] | 613 | channelLoop, &channelLog); |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 614 | |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 615 | wpalMemoryCopy(channelLog.channelName, |
| 616 | channelType[channelLoop], |
| 617 | WPT_TRPT_CHANNEL_NAME); |
| 618 | wpalPacketStallUpdateInfo(NULL, NULL, &channelLog, channelLoop); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame^] | 619 | |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 620 | } |
| 621 | |
| 622 | /* Now serialise the message through Tx thread also to make sure |
| 623 | * no register access when RIVA is in powersave */ |
| 624 | /*Use the same message pointer just change the call back function */ |
| 625 | msgPtr->callback = dxeTxThreadChannelDebugHandler; |
| 626 | status = wpalPostTxMsg(WDI_GET_PAL_CTX(), |
| 627 | msgPtr); |
| 628 | if ( eWLAN_PAL_STATUS_SUCCESS != status ) |
| 629 | { |
| 630 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 48139e3 | 2012-10-11 14:43:56 -0700 | [diff] [blame] | 631 | "Tx thread state dump req serialize fail status=%d", |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 632 | status, 0, 0); |
| 633 | } |
| 634 | |
| 635 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 636 | "%s Exit", __func__); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 637 | return; |
| 638 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 639 | |
| 640 | /*========================================================================== |
| 641 | @ Function Name |
Madan Mohan Koyyalamudi | ea77701 | 2012-10-31 14:22:34 -0700 | [diff] [blame] | 642 | dxeRXHealthMonitor |
| 643 | |
| 644 | @ Description |
| 645 | Monitoring RX channel healthy stataus |
| 646 | If detect any problem, try to recover |
| 647 | |
| 648 | @ Parameters |
| 649 | healthMonitorMsg MSG pointer. |
| 650 | will have low resource TX channel context |
| 651 | |
| 652 | @ Return |
| 653 | NONE |
| 654 | |
| 655 | ===========================================================================*/ |
| 656 | void dxeRXHealthMonitor |
| 657 | ( |
| 658 | wpt_msg *healthMonitorMsg |
| 659 | ) |
| 660 | { |
| 661 | WLANDXE_ChannelCBType *channelCtrlBlk; |
| 662 | WLANDXE_ChannelCBType *testCHCtrlBlk; |
| 663 | wpt_uint32 regValue; |
| 664 | wpt_uint32 chStatusReg, chControlReg, chDescReg, chLDescReg; |
| 665 | wpt_uint32 hwWakeLoop, chLoop; |
| 666 | |
| 667 | if(NULL == healthMonitorMsg) |
| 668 | { |
| 669 | return; |
| 670 | } |
| 671 | |
| 672 | /* Make wake up HW */ |
| 673 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 674 | dxeNotifySmsm(eWLAN_PAL_TRUE, eWLAN_PAL_FALSE); |
Leo Chang | 5edb2d3 | 2013-04-03 13:32:58 -0700 | [diff] [blame] | 675 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
Madan Mohan Koyyalamudi | ea77701 | 2012-10-31 14:22:34 -0700 | [diff] [blame] | 676 | |
| 677 | for(hwWakeLoop = 0; hwWakeLoop < T_WLANDXE_MAX_HW_ACCESS_WAIT; hwWakeLoop++) |
| 678 | { |
| 679 | wpalReadRegister(WLANDXE_BMU_AVAILABLE_BD_PDU, ®Value); |
| 680 | if(0 != regValue) |
| 681 | { |
| 682 | break; |
| 683 | } |
| 684 | } |
| 685 | |
| 686 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 687 | "Scheduled RX, num free BD/PDU %d, loop Count %d", |
| 688 | regValue, hwWakeLoop, 0); |
| 689 | |
| 690 | for(chLoop = WDTS_CHANNEL_RX_LOW_PRI; chLoop < WDTS_CHANNEL_MAX; chLoop++) |
| 691 | { |
| 692 | testCHCtrlBlk = &tempDxeCtrlBlk->dxeChannel[chLoop]; |
| 693 | wpalReadRegister(testCHCtrlBlk->channelRegister.chDXECtrlRegAddr, &chControlReg); |
| 694 | wpalReadRegister(testCHCtrlBlk->channelRegister.chDXEStatusRegAddr, &chStatusReg); |
| 695 | wpalReadRegister(testCHCtrlBlk->channelRegister.chDXEDesclRegAddr, &chDescReg); |
| 696 | wpalReadRegister(testCHCtrlBlk->channelRegister.chDXELstDesclRegAddr, &chLDescReg); |
| 697 | |
| 698 | wpalTrace(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
| 699 | "%11s : CCR 0x%x, CSR 0x%x, CDR 0x%x, CLDR 0x%x, HCBO %d, HCBDP 0x%x, HCBDC 0x%x, TCBO %d,TCBDP 0x%x, TCBDC 0x%x", |
| 700 | channelType[chLoop], |
| 701 | chControlReg, chStatusReg, chDescReg, chLDescReg, |
| 702 | testCHCtrlBlk->headCtrlBlk->ctrlBlkOrder, testCHCtrlBlk->headCtrlBlk->linkedDescPhyAddr, |
| 703 | testCHCtrlBlk->headCtrlBlk->linkedDesc->descCtrl.ctrl, |
| 704 | testCHCtrlBlk->tailCtrlBlk->ctrlBlkOrder, testCHCtrlBlk->tailCtrlBlk->linkedDescPhyAddr, |
| 705 | testCHCtrlBlk->tailCtrlBlk->linkedDesc->descCtrl.ctrl); |
| 706 | |
| 707 | if((chControlReg & WLANDXE_DESC_CTRL_VALID) && |
| 708 | (chLDescReg != testCHCtrlBlk->headCtrlBlk->linkedDescPhyAddr)) |
| 709 | { |
| 710 | wpalTrace(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 711 | "%11s : CCR 0x%x, CSR 0x%x, CDR 0x%x, CLDR 0x%x, " |
| 712 | "HCBO %d, HCBDP 0x%x, HCBDC 0x%x, TCBO %d,TCBDP 0x%x, TCBDC 0x%x", |
| 713 | channelType[chLoop], |
| 714 | chControlReg, chStatusReg, chDescReg, chLDescReg, |
| 715 | testCHCtrlBlk->headCtrlBlk->ctrlBlkOrder, testCHCtrlBlk->headCtrlBlk->linkedDescPhyAddr, |
| 716 | testCHCtrlBlk->headCtrlBlk->linkedDesc->descCtrl.ctrl, |
| 717 | testCHCtrlBlk->tailCtrlBlk->ctrlBlkOrder, testCHCtrlBlk->tailCtrlBlk->linkedDescPhyAddr, |
| 718 | testCHCtrlBlk->tailCtrlBlk->linkedDesc->descCtrl.ctrl); |
| 719 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 720 | "%11s : RX CH EN Descriptor Async, resync it", channelType[chLoop], 0, 0); |
| 721 | wpalWriteRegister(testCHCtrlBlk->channelRegister.chDXELstDesclRegAddr, |
| 722 | testCHCtrlBlk->headCtrlBlk->linkedDescPhyAddr); |
| 723 | } |
| 724 | else if(!(chControlReg & WLANDXE_DESC_CTRL_VALID) && |
| 725 | (chDescReg != testCHCtrlBlk->headCtrlBlk->linkedDescPhyAddr)) |
| 726 | { |
| 727 | wpalTrace(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 728 | "%11s : CCR 0x%x, CSR 0x%x, CDR 0x%x, CLDR 0x%x, " |
| 729 | "HCBO %d, HCBDP 0x%x, HCBDC 0x%x, TCBO %d,TCBDP 0x%x, TCBDC 0x%x", |
| 730 | channelType[chLoop], |
| 731 | chControlReg, chStatusReg, chDescReg, chLDescReg, |
| 732 | testCHCtrlBlk->headCtrlBlk->ctrlBlkOrder, testCHCtrlBlk->headCtrlBlk->linkedDescPhyAddr, |
| 733 | testCHCtrlBlk->headCtrlBlk->linkedDesc->descCtrl.ctrl, |
| 734 | testCHCtrlBlk->tailCtrlBlk->ctrlBlkOrder, testCHCtrlBlk->tailCtrlBlk->linkedDescPhyAddr, |
| 735 | testCHCtrlBlk->tailCtrlBlk->linkedDesc->descCtrl.ctrl); |
| 736 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 737 | "%11s : RX CH DIS Descriptor Async, resync it", channelType[chLoop], 0, 0); |
| 738 | wpalWriteRegister(testCHCtrlBlk->channelRegister.chDXEDesclRegAddr, |
| 739 | testCHCtrlBlk->headCtrlBlk->linkedDescPhyAddr); |
| 740 | } |
| 741 | } |
| 742 | |
| 743 | channelCtrlBlk = (WLANDXE_ChannelCBType *)healthMonitorMsg->pContext; |
| 744 | if(channelCtrlBlk->hitLowResource) |
| 745 | { |
| 746 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 747 | "%11s : Still Low Resource, kick DXE TX and restart timer", |
| 748 | channelType[channelCtrlBlk->channelType], 0, 0); |
| 749 | /* Still Low Resource, Kick DXE again and start timer again */ |
| 750 | wpalTimerStart(&channelCtrlBlk->healthMonitorTimer, |
| 751 | T_WLANDXE_PERIODIC_HEALTH_M_TIME); |
| 752 | } |
| 753 | else |
| 754 | { |
| 755 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 756 | "%11s : Out from Low resource condition, do nothing", |
| 757 | channelType[channelCtrlBlk->channelType], 0, 0); |
| 758 | /* Recovered from low resource condition |
| 759 | * Not need to do anything */ |
| 760 | } |
| 761 | |
| 762 | return; |
| 763 | } |
| 764 | |
| 765 | /*========================================================================== |
| 766 | @ Function Name |
| 767 | dxeTXHealthMonitor |
| 768 | |
| 769 | @ Description |
| 770 | Monitoring TX channel healthy stataus |
| 771 | If detect any problem, try to recover |
| 772 | |
| 773 | @ Parameters |
| 774 | healthMonitorMsg MSG pointer. |
| 775 | will have low resource TX channel context |
| 776 | |
| 777 | @ Return |
| 778 | NONE |
| 779 | |
| 780 | ===========================================================================*/ |
| 781 | void dxeTXHealthMonitor |
| 782 | ( |
| 783 | wpt_msg *healthMonitorMsg |
| 784 | ) |
| 785 | { |
| 786 | WLANDXE_ChannelCBType *channelCtrlBlk; |
| 787 | WLANDXE_ChannelCBType *testCHCtrlBlk; |
| 788 | wpt_uint32 regValue; |
| 789 | wpt_uint32 chStatusReg, chControlReg, chDescReg, chLDescReg; |
| 790 | wpt_uint32 hwWakeLoop, chLoop; |
| 791 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 792 | |
| 793 | if(NULL == healthMonitorMsg) |
| 794 | { |
| 795 | return; |
| 796 | } |
| 797 | |
| 798 | /* First of all kick TX channel |
| 799 | * This will fix if there is any problem with SMSM state */ |
| 800 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 801 | dxeNotifySmsm(eWLAN_PAL_TRUE, eWLAN_PAL_FALSE); |
Leo Chang | 5edb2d3 | 2013-04-03 13:32:58 -0700 | [diff] [blame] | 802 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
Madan Mohan Koyyalamudi | ea77701 | 2012-10-31 14:22:34 -0700 | [diff] [blame] | 803 | |
| 804 | /* Wait till RIVA up */ |
| 805 | for(hwWakeLoop = 0; hwWakeLoop < T_WLANDXE_MAX_HW_ACCESS_WAIT; hwWakeLoop++) |
| 806 | { |
| 807 | wpalReadRegister(WLANDXE_BMU_AVAILABLE_BD_PDU, ®Value); |
| 808 | if(0 != regValue) |
| 809 | { |
| 810 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 811 | "num free BD/PDU %d, loop Count %d", |
| 812 | regValue, hwWakeLoop, 0); |
| 813 | break; |
| 814 | } |
| 815 | } |
| 816 | |
| 817 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 818 | "Scheduled TX, num free BD/PDU %d, loop Count %d", |
| 819 | regValue, hwWakeLoop, 0); |
| 820 | |
| 821 | for(chLoop = 0; chLoop < WDTS_CHANNEL_RX_LOW_PRI; chLoop++) |
| 822 | { |
| 823 | testCHCtrlBlk = &tempDxeCtrlBlk->dxeChannel[chLoop]; |
| 824 | wpalReadRegister(testCHCtrlBlk->channelRegister.chDXECtrlRegAddr, &chControlReg); |
| 825 | wpalReadRegister(testCHCtrlBlk->channelRegister.chDXEStatusRegAddr, &chStatusReg); |
| 826 | wpalReadRegister(testCHCtrlBlk->channelRegister.chDXEDesclRegAddr, &chDescReg); |
| 827 | wpalReadRegister(testCHCtrlBlk->channelRegister.chDXELstDesclRegAddr, &chLDescReg); |
| 828 | |
| 829 | wpalTrace(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
| 830 | "%11s : CCR 0x%x, CSR 0x%x, CDR 0x%x, CLDR 0x%x, HCBO %d, HCBDP 0x%x, HCBDC 0x%x, TCBO %d,TCBDP 0x%x, TCBDC 0x%x", |
| 831 | channelType[chLoop], |
| 832 | chControlReg, chStatusReg, chDescReg, chLDescReg, |
| 833 | testCHCtrlBlk->headCtrlBlk->ctrlBlkOrder, testCHCtrlBlk->headCtrlBlk->linkedDescPhyAddr, |
| 834 | testCHCtrlBlk->headCtrlBlk->linkedDesc->descCtrl.ctrl, |
| 835 | testCHCtrlBlk->tailCtrlBlk->ctrlBlkOrder, testCHCtrlBlk->tailCtrlBlk->linkedDescPhyAddr, |
| 836 | testCHCtrlBlk->tailCtrlBlk->linkedDesc->descCtrl.ctrl); |
| 837 | |
| 838 | if((chControlReg & WLANDXE_DESC_CTRL_VALID) && |
| 839 | (chLDescReg != testCHCtrlBlk->tailCtrlBlk->linkedDescPhyAddr)) |
| 840 | { |
| 841 | wpalTrace(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 842 | "%11s : CCR 0x%x, CSR 0x%x, CDR 0x%x, CLDR 0x%x, " |
| 843 | "HCBO %d, HCBDP 0x%x, HCBDC 0x%x, TCBO %d,TCBDP 0x%x, TCBDC 0x%x", |
| 844 | channelType[chLoop], |
| 845 | chControlReg, chStatusReg, chDescReg, chLDescReg, |
| 846 | testCHCtrlBlk->headCtrlBlk->ctrlBlkOrder, testCHCtrlBlk->headCtrlBlk->linkedDescPhyAddr, |
| 847 | testCHCtrlBlk->headCtrlBlk->linkedDesc->descCtrl.ctrl, |
| 848 | testCHCtrlBlk->tailCtrlBlk->ctrlBlkOrder, testCHCtrlBlk->tailCtrlBlk->linkedDescPhyAddr, |
| 849 | testCHCtrlBlk->tailCtrlBlk->linkedDesc->descCtrl.ctrl); |
| 850 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 851 | "%11s : TX CH EN Descriptor Async, resync it", channelType[chLoop], 0, 0); |
| 852 | wpalWriteRegister(testCHCtrlBlk->channelRegister.chDXELstDesclRegAddr, |
| 853 | testCHCtrlBlk->tailCtrlBlk->linkedDescPhyAddr); |
| 854 | } |
| 855 | else if(!(chControlReg & WLANDXE_DESC_CTRL_VALID) && |
| 856 | (chDescReg != testCHCtrlBlk->tailCtrlBlk->linkedDescPhyAddr)) |
| 857 | { |
| 858 | wpalTrace(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 859 | "%11s : CCR 0x%x, CSR 0x%x, CDR 0x%x, CLDR 0x%x, " |
| 860 | "HCBO %d, HCBDP 0x%x, HCBDC 0x%x, TCBO %d,TCBDP 0x%x, TCBDC 0x%x", |
| 861 | channelType[chLoop], |
| 862 | chControlReg, chStatusReg, chDescReg, chLDescReg, |
| 863 | testCHCtrlBlk->headCtrlBlk->ctrlBlkOrder, testCHCtrlBlk->headCtrlBlk->linkedDescPhyAddr, |
| 864 | testCHCtrlBlk->headCtrlBlk->linkedDesc->descCtrl.ctrl, |
| 865 | testCHCtrlBlk->tailCtrlBlk->ctrlBlkOrder, testCHCtrlBlk->tailCtrlBlk->linkedDescPhyAddr, |
| 866 | testCHCtrlBlk->tailCtrlBlk->linkedDesc->descCtrl.ctrl); |
| 867 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 868 | "%11s : TX CH DIS Descriptor Async, resync it", channelType[chLoop], 0, 0); |
| 869 | wpalWriteRegister(testCHCtrlBlk->channelRegister.chDXEDesclRegAddr, |
| 870 | testCHCtrlBlk->tailCtrlBlk->linkedDescPhyAddr); |
| 871 | } |
| 872 | } |
| 873 | |
| 874 | /* TX channel test done, test RX channels */ |
| 875 | channelCtrlBlk = (WLANDXE_ChannelCBType *)healthMonitorMsg->pContext; |
| 876 | channelCtrlBlk->healthMonitorMsg->callback = dxeRXHealthMonitor; |
| 877 | status = wpalPostRxMsg(WDI_GET_PAL_CTX(), |
| 878 | channelCtrlBlk->healthMonitorMsg); |
| 879 | if (eWLAN_PAL_STATUS_SUCCESS != status) |
| 880 | { |
| 881 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 882 | "TX Low resource Kick DXE MSG Serialize fail", |
| 883 | status, 0, 0); |
| 884 | } |
| 885 | |
| 886 | return; |
| 887 | } |
| 888 | |
| 889 | /*========================================================================== |
| 890 | @ Function Name |
| 891 | dxeHealthMonitorTimeout |
| 892 | |
| 893 | @ Description |
| 894 | Health Monitor timer started when TX channel low resource condition |
| 895 | And if reciovered from low resource condition, timer would not fired |
| 896 | Timer fired means during certain time, TX CH could not be recovered |
| 897 | |
| 898 | @ Parameters |
| 899 | channelCtxt Low resource condition happen Channel context |
| 900 | |
| 901 | @ Return |
| 902 | NONE |
| 903 | |
| 904 | ===========================================================================*/ |
| 905 | void dxeHealthMonitorTimeout |
| 906 | ( |
| 907 | void *channelCtxt |
| 908 | ) |
| 909 | { |
| 910 | WLANDXE_ChannelCBType *channelCtrlBlk; |
| 911 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 912 | |
| 913 | if(NULL == channelCtxt) |
| 914 | { |
| 915 | return; |
| 916 | } |
| 917 | |
| 918 | /* Timeout Fired, DXE TX should kick on TX thread |
| 919 | * Serailize to TX Thread */ |
| 920 | channelCtrlBlk = (WLANDXE_ChannelCBType *)channelCtxt; |
| 921 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
| 922 | "%11s : Health Monitor timer expired", |
| 923 | channelType[channelCtrlBlk->channelType], 0, 0); |
| 924 | |
| 925 | channelCtrlBlk->healthMonitorMsg->callback = dxeTXHealthMonitor; |
| 926 | status = wpalPostTxMsg(WDI_GET_PAL_CTX(), |
| 927 | channelCtrlBlk->healthMonitorMsg); |
| 928 | if (eWLAN_PAL_STATUS_SUCCESS != status) |
| 929 | { |
| 930 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 931 | "TX Low resource Kick DXE MSG Serialize fail", |
| 932 | status, 0, 0); |
| 933 | } |
| 934 | |
| 935 | return; |
| 936 | } |
| 937 | |
| 938 | /*========================================================================== |
| 939 | @ Function Name |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 940 | dxeCtrlBlkAlloc |
| 941 | |
| 942 | @ Description |
| 943 | Allocate DXE Control block |
| 944 | DXE control block will used by Host DXE driver only, internal structure |
| 945 | Will make ring linked list |
| 946 | |
| 947 | @ Parameters |
| 948 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 949 | DXE host driver main control block |
| 950 | WLANDXE_ChannelCBType *channelEntry |
| 951 | Channel specific control block |
| 952 | |
| 953 | @ Return |
| 954 | wpt_status |
| 955 | |
| 956 | ===========================================================================*/ |
| 957 | static wpt_status dxeCtrlBlkAlloc |
| 958 | ( |
| 959 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 960 | WLANDXE_ChannelCBType *channelEntry |
| 961 | ) |
| 962 | { |
| 963 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 964 | unsigned int idx, fIdx; |
| 965 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = NULL; |
| 966 | WLANDXE_DescCtrlBlkType *freeCtrlBlk = NULL; |
| 967 | WLANDXE_DescCtrlBlkType *prevCtrlBlk = NULL; |
| 968 | WLANDXE_DescCtrlBlkType *nextCtrlBlk = NULL; |
| 969 | |
| 970 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 971 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 972 | |
| 973 | /* Sanity check */ |
| 974 | if((NULL == dxeCtrlBlk) || (NULL == channelEntry)) |
| 975 | { |
| 976 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 977 | "dxeCtrlBlkAlloc Channel Entry is not valid"); |
| 978 | return eWLAN_PAL_STATUS_E_INVAL; |
| 979 | } |
| 980 | |
| 981 | /* Allocate pre asigned number of control blocks */ |
| 982 | for(idx = 0; idx < channelEntry->numDesc; idx++) |
| 983 | { |
| 984 | currentCtrlBlk = (WLANDXE_DescCtrlBlkType *)wpalMemoryAllocate(sizeof(WLANDXE_DescCtrlBlkType)); |
| 985 | if(NULL == currentCtrlBlk) |
| 986 | { |
| 987 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 988 | "dxeCtrlBlkOpen MemAlloc Fail for channel %d", |
| 989 | channelEntry->channelType); |
| 990 | freeCtrlBlk = channelEntry->headCtrlBlk; |
| 991 | for(fIdx = 0; fIdx < idx; fIdx++) |
| 992 | { |
| 993 | if(NULL == freeCtrlBlk) |
| 994 | { |
| 995 | break; |
| 996 | } |
| 997 | |
| 998 | nextCtrlBlk = freeCtrlBlk->nextCtrlBlk; |
| 999 | wpalMemoryFree((void *)freeCtrlBlk); |
| 1000 | freeCtrlBlk = nextCtrlBlk; |
| 1001 | } |
| 1002 | return eWLAN_PAL_STATUS_E_FAULT; |
| 1003 | } |
| 1004 | |
| 1005 | memset((wpt_uint8 *)currentCtrlBlk, 0, sizeof(WLANDXE_DescCtrlBlkType)); |
| 1006 | /* Initialize common elements first */ |
| 1007 | currentCtrlBlk->xfrFrame = NULL; |
| 1008 | currentCtrlBlk->linkedDesc = NULL; |
| 1009 | currentCtrlBlk->linkedDescPhyAddr = 0; |
| 1010 | currentCtrlBlk->ctrlBlkOrder = idx; |
| 1011 | |
| 1012 | /* This is the first control block allocated |
| 1013 | * Next Control block is not allocated yet |
| 1014 | * head and tail must be first control block */ |
| 1015 | if(0 == idx) |
| 1016 | { |
| 1017 | currentCtrlBlk->nextCtrlBlk = NULL; |
| 1018 | channelEntry->headCtrlBlk = currentCtrlBlk; |
| 1019 | channelEntry->tailCtrlBlk = currentCtrlBlk; |
| 1020 | } |
| 1021 | /* This is not first, not last control block |
| 1022 | * previous control block may has next linked block */ |
| 1023 | else if((0 < idx) && (idx < (channelEntry->numDesc - 1))) |
| 1024 | { |
| 1025 | prevCtrlBlk->nextCtrlBlk = currentCtrlBlk; |
| 1026 | } |
| 1027 | /* This is last control blocl |
| 1028 | * next control block for the last control block is head, first control block |
| 1029 | * then whole linked list made RING */ |
| 1030 | else if((channelEntry->numDesc - 1) == idx) |
| 1031 | { |
| 1032 | prevCtrlBlk->nextCtrlBlk = currentCtrlBlk; |
| 1033 | currentCtrlBlk->nextCtrlBlk = channelEntry->headCtrlBlk; |
| 1034 | } |
| 1035 | else |
| 1036 | { |
| 1037 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1038 | "dxeCtrlBlkOpen Invalid Ctrl Blk location %d", |
| 1039 | channelEntry->channelType); |
| 1040 | wpalMemoryFree(currentCtrlBlk); |
| 1041 | return eWLAN_PAL_STATUS_E_FAULT; |
| 1042 | } |
| 1043 | |
| 1044 | prevCtrlBlk = currentCtrlBlk; |
| 1045 | channelEntry->numFreeDesc++; |
| 1046 | } |
| 1047 | |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1048 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW,"%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1049 | return status; |
| 1050 | } |
| 1051 | |
| 1052 | /*========================================================================== |
| 1053 | @ Function Name |
| 1054 | dxeDescLinkAlloc |
| 1055 | |
| 1056 | @ Description |
| 1057 | Allocate DXE descriptor |
| 1058 | DXE descriptor will be shared by DXE host driver and RIVA DXE engine |
| 1059 | Will make RING linked list |
| 1060 | Will be linked with Descriptor control block one by one |
| 1061 | |
| 1062 | @ Parameters |
| 1063 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1064 | DXE host driver main control block |
| 1065 | WLANDXE_ChannelCBType *channelEntry |
| 1066 | Channel specific control block |
| 1067 | @ Return |
| 1068 | wpt_status |
| 1069 | |
| 1070 | ===========================================================================*/ |
| 1071 | static wpt_status dxeDescAllocAndLink |
| 1072 | ( |
| 1073 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1074 | WLANDXE_ChannelCBType *channelEntry |
| 1075 | ) |
| 1076 | { |
| 1077 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 1078 | WLANDXE_DescType *currentDesc = NULL; |
| 1079 | WLANDXE_DescType *prevDesc = NULL; |
| 1080 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = NULL; |
| 1081 | unsigned int idx; |
| 1082 | void *physAddress = NULL; |
| 1083 | #ifdef WLANDXE_TEST_CHANNEL_ENABLE |
| 1084 | WLANDXE_ChannelCBType *testTXChannelCB = &dxeCtrlBlk->dxeChannel[WDTS_CHANNEL_H2H_TEST_TX]; |
| 1085 | WLANDXE_DescCtrlBlkType *currDescCtrlBlk = testTXChannelCB->headCtrlBlk; |
| 1086 | #endif /* WLANDXE_TEST_CHANNEL_ENABLE*/ |
| 1087 | |
| 1088 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1089 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1090 | |
| 1091 | /* Sanity Check */ |
| 1092 | if((NULL == dxeCtrlBlk) || (NULL == channelEntry)) |
| 1093 | { |
| 1094 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1095 | "dxeDescLinkAlloc Channel Entry is not valid"); |
| 1096 | return eWLAN_PAL_STATUS_E_INVAL; |
| 1097 | } |
| 1098 | |
| 1099 | currentCtrlBlk = channelEntry->headCtrlBlk; |
| 1100 | |
| 1101 | #if !(defined(FEATURE_R33D) || defined(WLANDXE_TEST_CHANNEL_ENABLE)) |
| 1102 | /* allocate all DXE descriptors for this channel in one chunk */ |
| 1103 | channelEntry->descriptorAllocation = (WLANDXE_DescType *) |
| 1104 | wpalDmaMemoryAllocate(sizeof(WLANDXE_DescType)*channelEntry->numDesc, |
| 1105 | &physAddress); |
| 1106 | if(NULL == channelEntry->descriptorAllocation) |
| 1107 | { |
| 1108 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1109 | "dxeDescLinkAlloc Descriptor Alloc Fail"); |
| 1110 | return eWLAN_PAL_STATUS_E_RESOURCES; |
| 1111 | } |
| 1112 | currentDesc = channelEntry->descriptorAllocation; |
| 1113 | #endif |
| 1114 | |
| 1115 | /* Allocate pre asigned number of descriptor */ |
| 1116 | for(idx = 0; idx < channelEntry->numDesc; idx++) |
| 1117 | { |
| 1118 | #ifndef FEATURE_R33D |
| 1119 | #ifndef WLANDXE_TEST_CHANNEL_ENABLE |
| 1120 | // descriptors were allocated in a chunk -- use the current one |
| 1121 | memset((wpt_uint8 *)currentDesc, 0, sizeof(WLANDXE_DescType)); |
| 1122 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 1123 | "Allocated Descriptor VA 0x%x, PA 0x%x", currentDesc, physAddress); |
| 1124 | #else |
| 1125 | if(WDTS_CHANNEL_H2H_TEST_RX != channelEntry->channelType) |
| 1126 | { |
| 1127 | // allocate a descriptor |
| 1128 | currentDesc = (WLANDXE_DescType *)wpalDmaMemoryAllocate(sizeof(WLANDXE_DescType), |
| 1129 | &physAddress); |
| 1130 | memset((wpt_uint8 *)currentDesc, 0, sizeof(WLANDXE_DescType)); |
| 1131 | } |
| 1132 | else |
| 1133 | { |
| 1134 | currentDesc = currDescCtrlBlk->linkedDesc; |
| 1135 | physAddress = (void *)currDescCtrlBlk->linkedDescPhyAddr; |
| 1136 | currDescCtrlBlk = (WLANDXE_DescCtrlBlkType *)currDescCtrlBlk->nextCtrlBlk; |
| 1137 | } |
| 1138 | #endif /* WLANDXE_TEST_CHANNEL_ENABLE */ |
| 1139 | #else |
| 1140 | #ifndef WLANDXE_TEST_CHANNEL_ENABLE |
| 1141 | currentDesc = (WLANDXE_DescType *)wpalAcpuDdrDxeDescMemoryAllocate(&physAddress); |
| 1142 | memset((wpt_uint8 *)currentDesc, 0, sizeof(WLANDXE_DescType)); |
| 1143 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 1144 | "Allocated Descriptor VA 0x%x, PA 0x%x", currentDesc, physAddress); |
| 1145 | #else |
| 1146 | if(WDTS_CHANNEL_H2H_TEST_RX != channelEntry->channelType) |
| 1147 | { |
| 1148 | currentDesc = (WLANDXE_DescType *)wpalAcpuDdrDxeDescMemoryAllocate(&physAddress); |
| 1149 | memset((wpt_uint8 *)currentDesc, 0, sizeof(WLANDXE_DescType)); |
| 1150 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 1151 | "Allocated Descriptor VA 0x%x, PA 0x%x", currentDesc, physAddress); |
| 1152 | } |
| 1153 | else |
| 1154 | { |
| 1155 | currentDesc = currDescCtrlBlk->linkedDesc; |
| 1156 | physAddress = (void *)currDescCtrlBlk->linkedDescPhyAddr; |
| 1157 | currDescCtrlBlk = (WLANDXE_DescCtrlBlkType *)currDescCtrlBlk->nextCtrlBlk; |
| 1158 | } |
| 1159 | #endif /* WLANDXE_TEST_CHANNEL_ENABLE */ |
| 1160 | #endif /* FEATURE_R33D */ |
| 1161 | if(NULL == currentDesc) |
| 1162 | { |
| 1163 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1164 | "dxeDescLinkAlloc MemAlloc Fail for channel %d", |
| 1165 | channelEntry->channelType); |
| 1166 | return eWLAN_PAL_STATUS_E_FAULT; |
| 1167 | } |
| 1168 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1169 | currentCtrlBlk->linkedDesc = currentDesc; |
| 1170 | currentCtrlBlk->linkedDescPhyAddr = (unsigned int)physAddress; |
| 1171 | /* First descriptor, next none |
| 1172 | * descriptor bottom location is first descriptor address */ |
| 1173 | if(0 == idx) |
| 1174 | { |
| 1175 | currentDesc->dxedesc.dxe_short_desc.phyNextL = 0; |
| 1176 | channelEntry->DescBottomLoc = currentDesc; |
| 1177 | channelEntry->descBottomLocPhyAddr = (unsigned int)physAddress; |
| 1178 | } |
| 1179 | /* Not first, not last descriptor |
| 1180 | * may make link for previous descriptor with current descriptor |
| 1181 | * ENDIAN SWAP needed ????? */ |
| 1182 | else if((0 < idx) && (idx < (channelEntry->numDesc - 1))) |
| 1183 | { |
| 1184 | prevDesc->dxedesc.dxe_short_desc.phyNextL = |
| 1185 | WLANDXE_U32_SWAP_ENDIAN((wpt_uint32)physAddress); |
| 1186 | } |
| 1187 | /* Last descriptor |
| 1188 | * make a ring by asign next pointer as first descriptor |
| 1189 | * ENDIAN SWAP NEEDED ??? */ |
| 1190 | else if((channelEntry->numDesc - 1) == idx) |
| 1191 | { |
| 1192 | prevDesc->dxedesc.dxe_short_desc.phyNextL = |
| 1193 | WLANDXE_U32_SWAP_ENDIAN((wpt_uint32)physAddress); |
| 1194 | currentDesc->dxedesc.dxe_short_desc.phyNextL = |
| 1195 | WLANDXE_U32_SWAP_ENDIAN((wpt_uint32)channelEntry->headCtrlBlk->linkedDescPhyAddr); |
| 1196 | } |
| 1197 | |
| 1198 | /* If Current Channel is RX channel PAL Packet and OS packet buffer should be |
| 1199 | * Pre allocated and physical address must be assigned into |
| 1200 | * Corresponding DXE Descriptor */ |
| 1201 | #ifdef WLANDXE_TEST_CHANNEL_ENABLE |
| 1202 | if((WDTS_CHANNEL_RX_LOW_PRI == channelEntry->channelType) || |
| 1203 | (WDTS_CHANNEL_RX_HIGH_PRI == channelEntry->channelType) || |
| 1204 | (WDTS_CHANNEL_H2H_TEST_RX == channelEntry->channelType)) |
| 1205 | #else |
| 1206 | if((WDTS_CHANNEL_RX_LOW_PRI == channelEntry->channelType) || |
| 1207 | (WDTS_CHANNEL_RX_HIGH_PRI == channelEntry->channelType)) |
| 1208 | #endif /* WLANDXE_TEST_CHANNEL_ENABLE */ |
| 1209 | { |
| 1210 | status = dxeRXFrameSingleBufferAlloc(dxeCtrlBlk, |
| 1211 | channelEntry, |
| 1212 | currentCtrlBlk); |
| 1213 | if( !WLAN_PAL_IS_STATUS_SUCCESS(status) ) |
| 1214 | { |
| 1215 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1216 | "dxeDescLinkAlloc RX Buffer Alloc Fail for channel %d", |
| 1217 | channelEntry->channelType); |
| 1218 | return status; |
| 1219 | } |
| 1220 | --channelEntry->numFreeDesc; |
| 1221 | } |
| 1222 | |
Leo Chang | 7e05f21 | 2013-07-01 19:54:15 -0700 | [diff] [blame] | 1223 | if((WDTS_CHANNEL_TX_LOW_PRI == channelEntry->channelType) || |
| 1224 | (WDTS_CHANNEL_TX_HIGH_PRI == channelEntry->channelType)) |
| 1225 | { |
| 1226 | currentDesc->descCtrl.ctrl = channelEntry->extraConfig.cw_ctrl_write; |
| 1227 | currentDesc->dxedesc.dxe_short_desc.dstMemAddrL = channelEntry->extraConfig.refWQ_swapped; |
| 1228 | } |
| 1229 | else if((WDTS_CHANNEL_RX_LOW_PRI == channelEntry->channelType) || |
| 1230 | (WDTS_CHANNEL_RX_HIGH_PRI == channelEntry->channelType)) |
| 1231 | { |
| 1232 | currentDesc->descCtrl.ctrl = channelEntry->extraConfig.cw_ctrl_read; |
| 1233 | currentDesc->dxedesc.dxe_short_desc.srcMemAddrL = channelEntry->extraConfig.refWQ_swapped; |
| 1234 | } |
| 1235 | else |
| 1236 | { |
| 1237 | /* Just in case. H2H Test RX channel, do nothing |
| 1238 | * By Definition this must not happen */ |
| 1239 | } |
| 1240 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1241 | currentCtrlBlk = currentCtrlBlk->nextCtrlBlk; |
| 1242 | prevDesc = currentDesc; |
| 1243 | |
| 1244 | #ifndef FEATURE_R33D |
| 1245 | #ifndef WLANDXE_TEST_CHANNEL_ENABLE |
| 1246 | // advance to the next pre-allocated descriptor in the chunk |
| 1247 | currentDesc++; |
| 1248 | physAddress = ((wpt_int8 *)physAddress) + sizeof(WLANDXE_DescType); |
| 1249 | #endif |
| 1250 | #endif |
| 1251 | } |
| 1252 | |
| 1253 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1254 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1255 | return status; |
| 1256 | } |
| 1257 | |
| 1258 | /*========================================================================== |
| 1259 | @ Function Name |
| 1260 | |
| 1261 | @ Description |
| 1262 | |
| 1263 | @ Parameters |
| 1264 | |
| 1265 | @ Return |
| 1266 | wpt_status |
| 1267 | |
| 1268 | ===========================================================================*/ |
| 1269 | static wpt_status dxeSetInterruptPath |
| 1270 | ( |
| 1271 | WLANDXE_CtrlBlkType *dxeCtrlBlk |
| 1272 | ) |
| 1273 | { |
| 1274 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 1275 | wpt_uint32 interruptPath = 0; |
| 1276 | wpt_uint32 idx; |
| 1277 | WLANDXE_ChannelCBType *channelEntry = NULL; |
| 1278 | |
| 1279 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1280 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1281 | |
| 1282 | for(idx = 0; idx < WDTS_CHANNEL_MAX; idx++) |
| 1283 | { |
| 1284 | channelEntry = &dxeCtrlBlk->dxeChannel[idx]; |
| 1285 | #ifdef WLANDXE_TEST_CHANNEL_ENABLE |
| 1286 | if((WDTS_CHANNEL_TX_LOW_PRI == channelEntry->channelType) || |
| 1287 | (WDTS_CHANNEL_TX_HIGH_PRI == channelEntry->channelType) || |
| 1288 | (WDTS_CHANNEL_H2H_TEST_TX == channelEntry->channelType)) |
| 1289 | #else |
| 1290 | if((WDTS_CHANNEL_TX_LOW_PRI == channelEntry->channelType) || |
| 1291 | (WDTS_CHANNEL_TX_HIGH_PRI == channelEntry->channelType)) |
| 1292 | #endif /* WLANDXE_TEST_CHANNEL_ENABLE */ |
| 1293 | { |
| 1294 | interruptPath |= (1 << channelEntry->assignedDMAChannel); |
| 1295 | } |
| 1296 | else if((WDTS_CHANNEL_RX_LOW_PRI == channelEntry->channelType) || |
| 1297 | (WDTS_CHANNEL_RX_HIGH_PRI == channelEntry->channelType)) |
| 1298 | { |
| 1299 | interruptPath |= (1 << (channelEntry->assignedDMAChannel + 16)); |
| 1300 | } |
| 1301 | else |
| 1302 | { |
| 1303 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1304 | "H2H TEST RX???? %d", channelEntry->channelType); |
| 1305 | } |
| 1306 | } |
| 1307 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 1308 | "Interrupt Path Must be 0x%x", interruptPath); |
| 1309 | dxeCtrlBlk->interruptPath = interruptPath; |
| 1310 | wpalWriteRegister(WLANDXE_CCU_DXE_INT_SELECT, interruptPath); |
| 1311 | |
| 1312 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1313 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1314 | return status; |
| 1315 | } |
| 1316 | |
| 1317 | /*========================================================================== |
| 1318 | @ Function Name |
| 1319 | dxeEngineCoreStart |
| 1320 | |
| 1321 | @ Description |
| 1322 | Trigger to start RIVA DXE Hardware |
| 1323 | |
| 1324 | @ Parameters |
| 1325 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1326 | DXE host driver main control block |
| 1327 | |
| 1328 | @ Return |
| 1329 | wpt_status |
| 1330 | |
| 1331 | ===========================================================================*/ |
| 1332 | static wpt_status dxeEngineCoreStart |
| 1333 | ( |
| 1334 | WLANDXE_CtrlBlkType *dxeCtrlBlk |
| 1335 | ) |
| 1336 | { |
| 1337 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 1338 | wpt_uint32 registerData = 0; |
| 1339 | |
| 1340 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1341 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1342 | |
| 1343 | /* START This core init is not needed for the integrated system */ |
| 1344 | /* Reset First */ |
| 1345 | registerData = WLANDXE_DMA_CSR_RESET_MASK; |
| 1346 | wpalWriteRegister(WALNDEX_DMA_CSR_ADDRESS, |
| 1347 | registerData); |
| 1348 | |
| 1349 | registerData = WLANDXE_DMA_CSR_EN_MASK; |
| 1350 | registerData |= WLANDXE_DMA_CSR_ECTR_EN_MASK; |
| 1351 | registerData |= WLANDXE_DMA_CSR_TSTMP_EN_MASK; |
| 1352 | registerData |= WLANDXE_DMA_CSR_H2H_SYNC_EN_MASK; |
| 1353 | |
| 1354 | registerData = 0x00005c89; |
| 1355 | wpalWriteRegister(WALNDEX_DMA_CSR_ADDRESS, |
| 1356 | registerData); |
| 1357 | |
| 1358 | /* Is This needed? |
| 1359 | * Not sure, revisit with integrated system */ |
| 1360 | /* END This core init is not needed for the integrated system */ |
| 1361 | |
| 1362 | dxeSetInterruptPath(dxeCtrlBlk); |
| 1363 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1364 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1365 | return status; |
| 1366 | } |
| 1367 | |
| 1368 | /*========================================================================== |
| 1369 | @ Function Name |
| 1370 | dxeChannelInitProgram |
| 1371 | |
| 1372 | @ Description |
| 1373 | Program RIVA DXE engine register with initial value |
| 1374 | What must be programmed |
| 1375 | - Source Address (SADRL, chDXESadrlRegAddr) |
| 1376 | - Destination address (DADRL, chDXEDadrlRegAddr) |
| 1377 | - Next Descriptor address (DESCL, chDXEDesclRegAddr) |
| 1378 | - current descriptor address (LST_DESCL, chDXELstDesclRegAddr) |
| 1379 | |
| 1380 | Not need to program now |
| 1381 | - Channel Control register (CH_CTRL, chDXECtrlRegAddr) |
| 1382 | TX : Have to program to trigger send out frame |
| 1383 | RX : programmed by DXE engine |
| 1384 | |
| 1385 | @ Parameters |
| 1386 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1387 | DXE host driver main control block |
| 1388 | WLANDXE_ChannelCBType *channelEntry |
| 1389 | Channel specific control block |
| 1390 | @ Return |
| 1391 | wpt_status |
| 1392 | |
| 1393 | ===========================================================================*/ |
| 1394 | static wpt_status dxeChannelInitProgram |
| 1395 | ( |
| 1396 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1397 | WLANDXE_ChannelCBType *channelEntry |
| 1398 | ) |
| 1399 | { |
| 1400 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 1401 | wpt_uint32 idx; |
| 1402 | WLANDXE_DescType *currentDesc = NULL; |
| 1403 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = NULL; |
| 1404 | |
| 1405 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1406 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1407 | |
| 1408 | /* Sanity Check */ |
| 1409 | if((NULL == dxeCtrlBlk) || (NULL == channelEntry)) |
| 1410 | { |
| 1411 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1412 | "dxeChannelInitProgram Channel Entry is not valid"); |
| 1413 | return eWLAN_PAL_STATUS_E_INVAL; |
| 1414 | } |
| 1415 | |
| 1416 | /* Program Source address and destination adderss */ |
| 1417 | if(!channelEntry->channelConfig.useShortDescFmt) |
| 1418 | { |
| 1419 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1420 | "dxeChannelInitProgram Long Descriptor not support yet"); |
| 1421 | return eWLAN_PAL_STATUS_E_FAILURE; |
| 1422 | } |
| 1423 | |
| 1424 | /* Common register area */ |
| 1425 | /* Next linked list Descriptor pointer */ |
| 1426 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDesclRegAddr, |
| 1427 | channelEntry->headCtrlBlk->linkedDescPhyAddr); |
| 1428 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1429 | { |
| 1430 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1431 | "dxeChannelInitProgram Write DESC Address register fail"); |
| 1432 | return status; |
| 1433 | } |
| 1434 | |
| 1435 | if((WDTS_CHANNEL_TX_LOW_PRI == channelEntry->channelType) || |
| 1436 | (WDTS_CHANNEL_TX_HIGH_PRI == channelEntry->channelType)) |
| 1437 | { |
| 1438 | /* Program default registers */ |
| 1439 | /* TX DMA channel, DMA destination address is work Q */ |
| 1440 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDadrlRegAddr, |
| 1441 | channelEntry->channelConfig.refWQ); |
| 1442 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1443 | { |
| 1444 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1445 | "dxeChannelInitProgram Write TX DAddress register fail"); |
| 1446 | return status; |
| 1447 | } |
| 1448 | } |
| 1449 | else if((WDTS_CHANNEL_RX_LOW_PRI == channelEntry->channelType) || |
| 1450 | (WDTS_CHANNEL_RX_HIGH_PRI == channelEntry->channelType)) |
| 1451 | { |
| 1452 | /* Initialize Descriptor control Word First */ |
| 1453 | currentCtrlBlk = channelEntry->headCtrlBlk; |
| 1454 | for(idx = 0; idx < channelEntry->channelConfig.nDescs; idx++) |
| 1455 | { |
| 1456 | currentDesc = currentCtrlBlk->linkedDesc; |
| 1457 | currentCtrlBlk = currentCtrlBlk->nextCtrlBlk; |
| 1458 | } |
| 1459 | |
| 1460 | /* RX DMA channel, DMA source address is work Q */ |
| 1461 | status = wpalWriteRegister(channelEntry->channelRegister.chDXESadrlRegAddr, |
| 1462 | channelEntry->channelConfig.refWQ); |
| 1463 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1464 | { |
| 1465 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1466 | "dxeChannelInitProgram Write RX SAddress WQ register fail"); |
| 1467 | return status; |
| 1468 | } |
| 1469 | |
| 1470 | /* RX DMA channel, Program pre allocated destination Address */ |
| 1471 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDadrlRegAddr, |
| 1472 | WLANDXE_U32_SWAP_ENDIAN(channelEntry->DescBottomLoc->dxedesc.dxe_short_desc.phyNextL)); |
| 1473 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1474 | { |
| 1475 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1476 | "dxeChannelInitProgram Write RX DAddress register fail"); |
| 1477 | return status; |
| 1478 | } |
| 1479 | |
| 1480 | /* RX Channels, default Control registers MUST BE ENABLED */ |
| 1481 | wpalWriteRegister(channelEntry->channelRegister.chDXECtrlRegAddr, |
| 1482 | channelEntry->extraConfig.chan_mask); |
| 1483 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1484 | { |
| 1485 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1486 | "dxeChannelInitProgram Write RX Control register fail"); |
| 1487 | return status; |
| 1488 | } |
| 1489 | } |
| 1490 | else |
| 1491 | { |
| 1492 | /* H2H test channel, not use work Q */ |
| 1493 | /* Program pre allocated destination Address */ |
| 1494 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDadrlRegAddr, |
| 1495 | WLANDXE_U32_SWAP_ENDIAN(channelEntry->DescBottomLoc->dxedesc.dxe_short_desc.phyNextL)); |
| 1496 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1497 | { |
| 1498 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1499 | "dxeChannelInitProgram Write RX DAddress register fail"); |
| 1500 | return status; |
| 1501 | } |
| 1502 | } |
| 1503 | |
| 1504 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1505 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1506 | return status; |
| 1507 | } |
| 1508 | |
| 1509 | |
| 1510 | /*========================================================================== |
| 1511 | @ Function Name |
| 1512 | dxeChannelStart |
| 1513 | |
| 1514 | @ Description |
| 1515 | Start Specific Channel |
| 1516 | |
| 1517 | @ Parameters |
| 1518 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1519 | DXE host driver main control block |
| 1520 | WLANDXE_ChannelCBType *channelEntry |
| 1521 | Channel specific control block |
| 1522 | |
| 1523 | @ Return |
| 1524 | wpt_status |
| 1525 | |
| 1526 | ===========================================================================*/ |
| 1527 | static wpt_status dxeChannelStart |
| 1528 | ( |
| 1529 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1530 | WLANDXE_ChannelCBType *channelEntry |
| 1531 | ) |
| 1532 | { |
| 1533 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 1534 | wpt_uint32 regValue = 0; |
| 1535 | wpt_uint32 intMaskVal = 0; |
| 1536 | |
| 1537 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1538 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1539 | |
| 1540 | channelEntry->extraConfig.chEnabled = eWLAN_PAL_TRUE; |
| 1541 | channelEntry->extraConfig.chConfigured = eWLAN_PAL_TRUE; |
| 1542 | |
| 1543 | /* Enable individual channel |
| 1544 | * not to break current channel setup, first read register */ |
| 1545 | status = wpalReadRegister(WALNDEX_DMA_CH_EN_ADDRESS, |
| 1546 | ®Value); |
| 1547 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1548 | { |
| 1549 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1550 | "dxeChannelStart Read Channel Enable register fail"); |
| 1551 | return status; |
| 1552 | } |
| 1553 | |
| 1554 | /* Enable Channel specific Interrupt */ |
| 1555 | status = wpalReadRegister(WLANDXE_INT_MASK_REG_ADDRESS, |
| 1556 | &intMaskVal); |
| 1557 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1558 | { |
| 1559 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1560 | "dxeChannelStart Read INT_MASK register fail"); |
| 1561 | return status; |
| 1562 | } |
| 1563 | intMaskVal |= channelEntry->extraConfig.intMask; |
| 1564 | status = wpalWriteRegister(WLANDXE_INT_MASK_REG_ADDRESS, |
| 1565 | intMaskVal); |
| 1566 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1567 | { |
| 1568 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1569 | "dxeChannelStart Write INT_MASK register fail"); |
| 1570 | return status; |
| 1571 | } |
| 1572 | |
| 1573 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1574 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1575 | return status; |
| 1576 | } |
| 1577 | |
| 1578 | /*========================================================================== |
| 1579 | @ Function Name |
| 1580 | dxeChannelStop |
| 1581 | |
| 1582 | @ Description |
| 1583 | Stop Specific Channel |
| 1584 | |
| 1585 | @ Parameters |
| 1586 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1587 | DXE host driver main control block |
| 1588 | WLANDXE_ChannelCBType *channelEntry |
| 1589 | Channel specific control block |
| 1590 | |
| 1591 | @ Return |
| 1592 | wpt_status |
| 1593 | |
| 1594 | ===========================================================================*/ |
| 1595 | static wpt_status dxeChannelStop |
| 1596 | ( |
| 1597 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1598 | WLANDXE_ChannelCBType *channelEntry |
| 1599 | ) |
| 1600 | { |
| 1601 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 1602 | wpt_uint32 intMaskVal = 0; |
| 1603 | |
| 1604 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1605 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1606 | |
| 1607 | /* Sanity */ |
| 1608 | if((NULL == dxeCtrlBlk) || (NULL == channelEntry)) |
| 1609 | { |
| 1610 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1611 | "dxeChannelStop Invalid arg input"); |
| 1612 | return eWLAN_PAL_STATUS_E_INVAL; |
| 1613 | } |
| 1614 | |
Madan Mohan Koyyalamudi | d57ae63 | 2012-11-06 18:42:48 -0800 | [diff] [blame] | 1615 | if ( (channelEntry->extraConfig.chEnabled != eWLAN_PAL_TRUE) || |
| 1616 | (channelEntry->extraConfig.chConfigured != eWLAN_PAL_TRUE)) |
| 1617 | { |
| 1618 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1619 | "dxeChannelStop channels are not enabled "); |
Madan Mohan Koyyalamudi | b2cb8be | 2012-11-27 15:07:43 -0800 | [diff] [blame] | 1620 | return status; |
Madan Mohan Koyyalamudi | d57ae63 | 2012-11-06 18:42:48 -0800 | [diff] [blame] | 1621 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1622 | /* Maskout interrupt */ |
| 1623 | status = wpalReadRegister(WLANDXE_INT_MASK_REG_ADDRESS, |
| 1624 | &intMaskVal); |
| 1625 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1626 | { |
| 1627 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1628 | "dxeChannelStop Read INT_MASK register fail"); |
| 1629 | return status; |
| 1630 | } |
| 1631 | intMaskVal ^= channelEntry->extraConfig.intMask; |
| 1632 | status = wpalWriteRegister(WLANDXE_INT_MASK_REG_ADDRESS, |
| 1633 | intMaskVal); |
| 1634 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1635 | { |
| 1636 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1637 | "dxeChannelStop Write INT_MASK register fail"); |
| 1638 | return status; |
| 1639 | } |
| 1640 | |
| 1641 | channelEntry->extraConfig.chEnabled = eWLAN_PAL_FALSE; |
| 1642 | |
| 1643 | /* Stop Channel ??? */ |
| 1644 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1645 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1646 | return status; |
| 1647 | } |
| 1648 | |
| 1649 | /*========================================================================== |
| 1650 | @ Function Name |
| 1651 | dxeChannelClose |
| 1652 | |
| 1653 | @ Description |
| 1654 | Close Specific Channel |
| 1655 | Free pre allocated RX frame buffer if RX channel |
| 1656 | Free DXE descriptor for each channel |
| 1657 | Free Descriptor control block for each channel |
| 1658 | |
| 1659 | @ Parameters |
| 1660 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1661 | DXE host driver main control block |
| 1662 | WLANDXE_ChannelCBType *channelEntry |
| 1663 | Channel specific control block |
| 1664 | |
| 1665 | @ Return |
| 1666 | wpt_status |
| 1667 | |
| 1668 | ===========================================================================*/ |
| 1669 | static wpt_status dxeChannelClose |
| 1670 | ( |
| 1671 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1672 | WLANDXE_ChannelCBType *channelEntry |
| 1673 | ) |
| 1674 | { |
| 1675 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 1676 | wpt_uint32 idx; |
| 1677 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = NULL; |
| 1678 | WLANDXE_DescCtrlBlkType *nextCtrlBlk = NULL; |
| 1679 | WLANDXE_DescType *currentDescriptor = NULL; |
| 1680 | WLANDXE_DescType *nextDescriptor = NULL; |
| 1681 | |
| 1682 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1683 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1684 | |
| 1685 | /* Sanity */ |
| 1686 | if((NULL == dxeCtrlBlk) || (NULL == channelEntry)) |
| 1687 | { |
| 1688 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1689 | "dxeChannelStop Invalid arg input"); |
| 1690 | return eWLAN_PAL_STATUS_E_INVAL; |
| 1691 | } |
| 1692 | |
| 1693 | currentCtrlBlk = channelEntry->headCtrlBlk; |
| 1694 | if(NULL != currentCtrlBlk) |
| 1695 | { |
| 1696 | currentDescriptor = currentCtrlBlk->linkedDesc; |
| 1697 | for(idx = 0; idx < channelEntry->numDesc; idx++) |
| 1698 | { |
| 1699 | if (idx + 1 != channelEntry->numDesc) |
| 1700 | { |
| 1701 | nextCtrlBlk = currentCtrlBlk->nextCtrlBlk; |
| 1702 | nextDescriptor = nextCtrlBlk->linkedDesc; |
| 1703 | } |
| 1704 | else |
| 1705 | { |
| 1706 | nextCtrlBlk = NULL; |
| 1707 | nextDescriptor = NULL; |
| 1708 | } |
| 1709 | if((WDTS_CHANNEL_RX_LOW_PRI == channelEntry->channelType) || |
| 1710 | (WDTS_CHANNEL_RX_HIGH_PRI == channelEntry->channelType)) |
| 1711 | { |
| 1712 | if (NULL != currentCtrlBlk->xfrFrame) |
| 1713 | { |
| 1714 | wpalUnlockPacket(currentCtrlBlk->xfrFrame); |
| 1715 | wpalPacketFree(currentCtrlBlk->xfrFrame); |
| 1716 | } |
| 1717 | } |
| 1718 | /* |
| 1719 | * It is the responsibility of DXE to walk through the |
| 1720 | * descriptor chain and unlock any pending packets (if |
| 1721 | * locked). |
| 1722 | */ |
| 1723 | if((WDTS_CHANNEL_TX_LOW_PRI == channelEntry->channelType) || |
| 1724 | (WDTS_CHANNEL_TX_HIGH_PRI == channelEntry->channelType)) |
| 1725 | { |
| 1726 | if((NULL != currentCtrlBlk->xfrFrame) && |
| 1727 | (eWLAN_PAL_STATUS_SUCCESS == wpalIsPacketLocked(currentCtrlBlk->xfrFrame))) |
| 1728 | { |
| 1729 | wpalUnlockPacket(currentCtrlBlk->xfrFrame); |
| 1730 | wpalPacketFree(currentCtrlBlk->xfrFrame); |
| 1731 | } |
| 1732 | } |
| 1733 | #if (defined(FEATURE_R33D) || defined(WLANDXE_TEST_CHANNEL_ENABLE)) |
| 1734 | // descriptors allocated individually so free them individually |
| 1735 | wpalDmaMemoryFree(currentDescriptor); |
| 1736 | #endif |
| 1737 | wpalMemoryFree(currentCtrlBlk); |
| 1738 | |
| 1739 | currentCtrlBlk = nextCtrlBlk; |
| 1740 | currentDescriptor = nextDescriptor; |
Madan Mohan Koyyalamudi | 74719a1 | 2012-10-21 12:09:36 -0700 | [diff] [blame] | 1741 | if(NULL == currentCtrlBlk) |
| 1742 | { |
| 1743 | /* Already reach last of the control block |
| 1744 | * Not need to process anymore, break */ |
| 1745 | break; |
| 1746 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1747 | } |
| 1748 | } |
| 1749 | |
| 1750 | #if !(defined(FEATURE_R33D) || defined(WLANDXE_TEST_CHANNEL_ENABLE)) |
| 1751 | // descriptors were allocated as a single chunk so free the chunk |
| 1752 | if(NULL != channelEntry->descriptorAllocation) |
| 1753 | { |
| 1754 | wpalDmaMemoryFree(channelEntry->descriptorAllocation); |
| 1755 | } |
| 1756 | #endif |
| 1757 | |
| 1758 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1759 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1760 | return status; |
| 1761 | } |
| 1762 | |
| 1763 | /*========================================================================== |
| 1764 | @ Function Name |
| 1765 | dxeChannelCleanInt |
| 1766 | |
| 1767 | @ Description |
| 1768 | Clean up interrupt from RIVA HW |
| 1769 | After Host finish to handle interrupt, interrupt signal must be cleaned up |
| 1770 | Otherwise next interrupt will not be generated |
| 1771 | |
| 1772 | @ Parameters |
| 1773 | WLANDXE_ChannelCBType *channelEntry |
| 1774 | Channel specific control block |
| 1775 | wpt_uint32 *chStat |
| 1776 | Channel Status register value |
| 1777 | |
| 1778 | @ Return |
| 1779 | wpt_status |
| 1780 | |
| 1781 | ===========================================================================*/ |
| 1782 | static wpt_status dxeChannelCleanInt |
| 1783 | ( |
| 1784 | WLANDXE_ChannelCBType *channelEntry, |
| 1785 | wpt_uint32 *chStat |
| 1786 | ) |
| 1787 | { |
| 1788 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 1789 | |
| 1790 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1791 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1792 | |
| 1793 | /* Read Channel Status Register to know why INT Happen */ |
| 1794 | status = wpalReadRegister(channelEntry->channelRegister.chDXEStatusRegAddr, |
| 1795 | chStat); |
| 1796 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1797 | { |
| 1798 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1799 | "dxeChannelCleanInt Read CH STAT register fail"); |
| 1800 | return eWLAN_PAL_STATUS_E_FAULT; |
| 1801 | } |
| 1802 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 1803 | "%s Channel INT Clean, Status 0x%x", |
| 1804 | channelType[channelEntry->channelType], *chStat); |
| 1805 | |
| 1806 | /* Clean up all the INT within this channel */ |
| 1807 | status = wpalWriteRegister(WLANDXE_INT_CLR_ADDRESS, |
| 1808 | (1 << channelEntry->assignedDMAChannel)); |
| 1809 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1810 | { |
| 1811 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1812 | "dxeChannelCleanInt Write CH Clean register fail"); |
| 1813 | return eWLAN_PAL_STATUS_E_FAULT; |
| 1814 | } |
| 1815 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 1816 | /* Clean up Error INT Bit */ |
| 1817 | if(WLANDXE_CH_STAT_INT_ERR_MASK & *chStat) |
| 1818 | { |
| 1819 | status = wpalWriteRegister(WLANDXE_INT_ERR_CLR_ADDRESS, |
| 1820 | (1 << channelEntry->assignedDMAChannel)); |
| 1821 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1822 | { |
| 1823 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1824 | "dxeChannelCleanInt Read CH STAT register fail"); |
| 1825 | return eWLAN_PAL_STATUS_E_FAULT; |
| 1826 | } |
| 1827 | } |
| 1828 | |
| 1829 | /* Clean up DONE INT Bit */ |
| 1830 | if(WLANDXE_CH_STAT_INT_DONE_MASK & *chStat) |
| 1831 | { |
| 1832 | status = wpalWriteRegister(WLANDXE_INT_DONE_CLR_ADDRESS, |
| 1833 | (1 << channelEntry->assignedDMAChannel)); |
| 1834 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1835 | { |
| 1836 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1837 | "dxeChannelCleanInt Read CH STAT register fail"); |
| 1838 | return eWLAN_PAL_STATUS_E_FAULT; |
| 1839 | } |
| 1840 | } |
| 1841 | |
| 1842 | /* Clean up ED INT Bit */ |
| 1843 | if(WLANDXE_CH_STAT_INT_ED_MASK & *chStat) |
| 1844 | { |
| 1845 | status = wpalWriteRegister(WLANDXE_INT_ED_CLR_ADDRESS, |
| 1846 | (1 << channelEntry->assignedDMAChannel)); |
| 1847 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1848 | { |
| 1849 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1850 | "dxeChannelCleanInt Read CH STAT register fail"); |
| 1851 | return eWLAN_PAL_STATUS_E_FAULT; |
| 1852 | } |
| 1853 | } |
| 1854 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1855 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1856 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1857 | return status; |
| 1858 | } |
| 1859 | |
| 1860 | /*========================================================================== |
| 1861 | @ Function Name |
| 1862 | dxeRXPacketAvailableCB |
| 1863 | |
| 1864 | @ Description |
| 1865 | If RX frame handler encounts RX buffer pool empty condition, |
| 1866 | DXE RX handle loop will be blocked till get available RX buffer pool. |
| 1867 | When new RX buffer pool available, Packet available CB function will |
| 1868 | be called. |
| 1869 | |
| 1870 | @ Parameters |
| 1871 | wpt_packet *freePacket |
| 1872 | Newly allocated RX buffer |
| 1873 | v_VOID_t *usrData |
| 1874 | DXE context |
| 1875 | |
| 1876 | @ Return |
| 1877 | NONE |
| 1878 | |
| 1879 | ===========================================================================*/ |
| 1880 | void dxeRXPacketAvailableCB |
| 1881 | ( |
| 1882 | wpt_packet *freePacket, |
| 1883 | v_VOID_t *usrData |
| 1884 | ) |
| 1885 | { |
| 1886 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
| 1887 | wpt_status status; |
| 1888 | |
| 1889 | /* Simple Sanity */ |
| 1890 | if((NULL == freePacket) || (NULL == usrData)) |
| 1891 | { |
| 1892 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 1893 | "Get Free RX Buffer fail, Critical Error"); |
| 1894 | HDXE_ASSERT(0); |
| 1895 | return; |
| 1896 | } |
| 1897 | |
| 1898 | dxeCtxt = (WLANDXE_CtrlBlkType *)usrData; |
| 1899 | |
| 1900 | if(WLANDXE_CTXT_COOKIE != dxeCtxt->dxeCookie) |
| 1901 | { |
| 1902 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 1903 | "DXE Context data corrupted, Critical Error"); |
| 1904 | HDXE_ASSERT(0); |
| 1905 | return; |
| 1906 | } |
| 1907 | |
| 1908 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
| 1909 | "DXE RX packet available, post MSG to RX Thread"); |
| 1910 | |
| 1911 | dxeCtxt->freeRXPacket = freePacket; |
| 1912 | |
| 1913 | /* Serialize RX Packet Available message upon RX thread */ |
| 1914 | HDXE_ASSERT(NULL != dxeCtxt->rxPktAvailMsg); |
| 1915 | |
| 1916 | status = wpalPostRxMsg(WDI_GET_PAL_CTX(), |
| 1917 | dxeCtxt->rxPktAvailMsg); |
| 1918 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1919 | { |
| 1920 | HDXE_ASSERT(eWLAN_PAL_STATUS_SUCCESS == status); |
| 1921 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 1922 | "dxeRXPacketAvailableCB serialize fail"); |
| 1923 | } |
| 1924 | |
| 1925 | return; |
| 1926 | } |
| 1927 | |
| 1928 | /*========================================================================== |
| 1929 | @ Function Name |
| 1930 | dxeRXFrameSingleBufferAlloc |
| 1931 | |
| 1932 | @ Description |
| 1933 | Allocate Platform packet buffer to prepare RX frame |
| 1934 | RX frame memory space must be pre allocted and must be asigned to |
| 1935 | descriptor |
| 1936 | then whenever DMA engine want to tranfer frame from BMU, |
| 1937 | buffer must be ready |
| 1938 | |
| 1939 | @ Parameters |
| 1940 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1941 | DXE host driver main control block |
| 1942 | WLANDXE_ChannelCBType *channelEntry |
| 1943 | Channel specific control block |
| 1944 | WLANDXE_DescCtrlBlkType currentCtrlBlock |
| 1945 | current control block which have to be asigned |
| 1946 | frame buffer |
| 1947 | |
| 1948 | @ Return |
| 1949 | wpt_status |
| 1950 | |
| 1951 | ===========================================================================*/ |
| 1952 | static wpt_status dxeRXFrameSingleBufferAlloc |
| 1953 | ( |
| 1954 | WLANDXE_CtrlBlkType *dxeCtxt, |
| 1955 | WLANDXE_ChannelCBType *channelEntry, |
| 1956 | WLANDXE_DescCtrlBlkType *currentCtrlBlock |
| 1957 | ) |
| 1958 | { |
| 1959 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 1960 | wpt_packet *currentPalPacketBuffer = NULL; |
| 1961 | WLANDXE_DescType *currentDesc = NULL; |
| 1962 | #ifdef FEATURE_R33D |
| 1963 | wpt_uint32 virtualAddressPCIe; |
| 1964 | wpt_uint32 physicalAddressPCIe; |
| 1965 | #else |
| 1966 | wpt_iterator iterator; |
| 1967 | wpt_uint32 allocatedSize = 0; |
| 1968 | void *physAddress = NULL; |
| 1969 | #endif /* FEATURE_R33D */ |
| 1970 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1971 | |
| 1972 | currentDesc = currentCtrlBlock->linkedDesc; |
| 1973 | |
Leo Chang | 7e05f21 | 2013-07-01 19:54:15 -0700 | [diff] [blame] | 1974 | if(currentDesc->descCtrl.valid) |
| 1975 | { |
| 1976 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1977 | "This Descriptor is valid, Do not refill"); |
| 1978 | return eWLAN_PAL_STATUS_E_EXISTS; |
| 1979 | } |
| 1980 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1981 | /* First check if a packet pointer has already been provided by a previously |
| 1982 | invoked Rx packet available callback. If so use that packet. */ |
| 1983 | if(dxeCtxt->rxPalPacketUnavailable && (NULL != dxeCtxt->freeRXPacket)) |
| 1984 | { |
| 1985 | currentPalPacketBuffer = dxeCtxt->freeRXPacket; |
| 1986 | dxeCtxt->rxPalPacketUnavailable = eWLAN_PAL_FALSE; |
| 1987 | dxeCtxt->freeRXPacket = NULL; |
| 1988 | } |
| 1989 | else if(!dxeCtxt->rxPalPacketUnavailable) |
| 1990 | { |
| 1991 | /* Allocate platform Packet buffer and OS Frame Buffer at here */ |
| 1992 | currentPalPacketBuffer = wpalPacketAlloc(eWLAN_PAL_PKT_TYPE_RX_RAW, |
| 1993 | WLANDXE_DEFAULT_RX_OS_BUFFER_SIZE, |
| 1994 | dxeRXPacketAvailableCB, |
| 1995 | (void *)dxeCtxt); |
| 1996 | |
| 1997 | if(NULL == currentPalPacketBuffer) |
| 1998 | { |
| 1999 | dxeCtxt->rxPalPacketUnavailable = eWLAN_PAL_TRUE; |
| 2000 | } |
| 2001 | } |
| 2002 | |
| 2003 | if(NULL == currentPalPacketBuffer) |
| 2004 | { |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2005 | return eWLAN_PAL_STATUS_E_RESOURCES; |
| 2006 | } |
| 2007 | |
| 2008 | currentCtrlBlock->xfrFrame = currentPalPacketBuffer; |
| 2009 | currentPalPacketBuffer->pktType = eWLAN_PAL_PKT_TYPE_RX_RAW; |
| 2010 | currentPalPacketBuffer->pBD = NULL; |
| 2011 | currentPalPacketBuffer->pBDPhys = NULL; |
| 2012 | currentPalPacketBuffer->BDLength = 0; |
| 2013 | #ifdef FEATURE_R33D |
| 2014 | status = wpalAllocateShadowRxFrame(currentPalPacketBuffer, |
| 2015 | &physicalAddressPCIe, |
| 2016 | &virtualAddressPCIe); |
| 2017 | HDXE_ASSERT(0 != physicalAddressPCIe); |
| 2018 | HDXE_ASSERT(0 != virtualAddressPCIe); |
| 2019 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_MED, |
| 2020 | "RX Shadow Memory Va 0x%x, Pa 0x%x", |
| 2021 | virtualAddressPCIe, physicalAddressPCIe); |
| 2022 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2023 | { |
| 2024 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2025 | "dxeRXFrameBufferAlloc Shadow Mem Alloc fail"); |
| 2026 | return status; |
| 2027 | } |
| 2028 | currentCtrlBlock->shadowBufferVa = virtualAddressPCIe; |
| 2029 | currentPalPacketBuffer->pBDPhys = (void *)physicalAddressPCIe; |
| 2030 | memset((wpt_uint8 *)currentCtrlBlock->shadowBufferVa, 0, WLANDXE_DEFAULT_RX_OS_BUFFER_SIZE); |
| 2031 | #else |
| 2032 | status = wpalLockPacketForTransfer(currentPalPacketBuffer); |
| 2033 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2034 | { |
| 2035 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2036 | "dxeRXFrameBufferAlloc unable to lock packet"); |
| 2037 | return status; |
| 2038 | } |
| 2039 | |
| 2040 | /* Init iterator to get physical os buffer address */ |
| 2041 | status = wpalIteratorInit(&iterator, currentPalPacketBuffer); |
| 2042 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2043 | { |
| 2044 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2045 | "dxeRXFrameBufferAlloc iterator init fail"); |
| 2046 | return status; |
| 2047 | } |
| 2048 | status = wpalIteratorNext(&iterator, |
| 2049 | currentPalPacketBuffer, |
| 2050 | &physAddress, |
| 2051 | &allocatedSize); |
| 2052 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2053 | { |
| 2054 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2055 | "dxeRXFrameBufferAlloc iterator Get Next pointer fail"); |
| 2056 | return status; |
| 2057 | } |
| 2058 | currentPalPacketBuffer->pBDPhys = physAddress; |
| 2059 | #endif /* FEATURE_R33D */ |
| 2060 | |
| 2061 | /* DXE descriptor must have SWAPPED addres in it's structure |
| 2062 | * !!! SWAPPED !!! */ |
| 2063 | currentDesc->dxedesc.dxe_short_desc.dstMemAddrL = |
| 2064 | WLANDXE_U32_SWAP_ENDIAN((wpt_uint32)currentPalPacketBuffer->pBDPhys); |
| 2065 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2066 | return status; |
| 2067 | } |
| 2068 | |
| 2069 | /*========================================================================== |
| 2070 | @ Function Name |
| 2071 | dxeRXFrameRefillRing |
| 2072 | |
| 2073 | @ Description |
| 2074 | Allocate Platform packet buffers to try to fill up the DXE Rx ring |
| 2075 | |
| 2076 | @ Parameters |
| 2077 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 2078 | DXE host driver main control block |
| 2079 | WLANDXE_ChannelCBType *channelEntry |
| 2080 | Channel specific control block |
| 2081 | |
| 2082 | @ Return |
| 2083 | wpt_status |
| 2084 | |
| 2085 | ===========================================================================*/ |
| 2086 | static wpt_status dxeRXFrameRefillRing |
| 2087 | ( |
| 2088 | WLANDXE_CtrlBlkType *dxeCtxt, |
| 2089 | WLANDXE_ChannelCBType *channelEntry |
| 2090 | ) |
| 2091 | { |
| 2092 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 2093 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = channelEntry->tailCtrlBlk; |
| 2094 | WLANDXE_DescType *currentDesc = NULL; |
| 2095 | |
| 2096 | while(channelEntry->numFreeDesc > 0) |
| 2097 | { |
| 2098 | /* Current Control block is free |
| 2099 | * and associated frame buffer is not linked with control block anymore |
| 2100 | * allocate new frame buffer for current control block */ |
| 2101 | status = dxeRXFrameSingleBufferAlloc(dxeCtxt, |
| 2102 | channelEntry, |
| 2103 | currentCtrlBlk); |
| 2104 | |
Leo Chang | 7e05f21 | 2013-07-01 19:54:15 -0700 | [diff] [blame] | 2105 | if((eWLAN_PAL_STATUS_SUCCESS != status) && |
| 2106 | (eWLAN_PAL_STATUS_E_EXISTS != status)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2107 | { |
| 2108 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 2109 | "dxeRXFrameRefillRing, out of RX buffer pool, break here"); |
| 2110 | break; |
| 2111 | } |
| 2112 | |
Leo Chang | 7e05f21 | 2013-07-01 19:54:15 -0700 | [diff] [blame] | 2113 | if(eWLAN_PAL_STATUS_E_EXISTS == status) |
| 2114 | { |
| 2115 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2116 | "dxeRXFrameRefillRing, Descriptor Non-Empry"); |
| 2117 | } |
| 2118 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2119 | currentDesc = currentCtrlBlk->linkedDesc; |
| 2120 | currentDesc->descCtrl.ctrl = channelEntry->extraConfig.cw_ctrl_read; |
| 2121 | |
| 2122 | /* Issue a dummy read from the DXE descriptor DDR location to ensure |
| 2123 | that any posted writes are reflected in memory before DXE looks at |
| 2124 | the descriptor. */ |
| 2125 | if(channelEntry->extraConfig.cw_ctrl_read != currentDesc->descCtrl.ctrl) |
| 2126 | { |
| 2127 | //HDXE_ASSERT(0); |
| 2128 | } |
| 2129 | |
| 2130 | /* Kick off the DXE ring, if not in any power save mode */ |
Leo Chang | 094ece8 | 2013-04-23 17:57:41 -0700 | [diff] [blame] | 2131 | if(WLANDXE_POWER_STATE_FULL == dxeCtxt->hostPowerState) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2132 | { |
| 2133 | wpalWriteRegister(WALNDEX_DMA_ENCH_ADDRESS, |
| 2134 | 1 << channelEntry->assignedDMAChannel); |
| 2135 | } |
| 2136 | currentCtrlBlk = currentCtrlBlk->nextCtrlBlk; |
Leo Chang | 7e05f21 | 2013-07-01 19:54:15 -0700 | [diff] [blame] | 2137 | if(eWLAN_PAL_STATUS_E_EXISTS != status) |
| 2138 | { |
| 2139 | --channelEntry->numFreeDesc; |
| 2140 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2141 | } |
| 2142 | |
| 2143 | channelEntry->tailCtrlBlk = currentCtrlBlk; |
| 2144 | |
| 2145 | return status; |
| 2146 | } |
| 2147 | |
| 2148 | /*========================================================================== |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2149 | @ Function Name |
| 2150 | dxeRXFrameRouteUpperLayer |
| 2151 | |
| 2152 | @ Description |
| 2153 | Test DXE descriptors and if any RX frame pending within RING, |
| 2154 | Route to upper layer |
| 2155 | |
| 2156 | @ Parameters |
| 2157 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 2158 | DXE host driver main control block |
| 2159 | WLANDXE_ChannelCBType *channelEntry |
| 2160 | Channel specific control block |
| 2161 | @ Return |
Madan Mohan Koyyalamudi | cae253a | 2012-11-06 19:10:35 -0800 | [diff] [blame] | 2162 | < 0 Any error happen |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2163 | 0 No frame pulled from RX RING |
| 2164 | int number of RX frames pulled from RX ring |
| 2165 | |
| 2166 | ===========================================================================*/ |
| 2167 | static wpt_int32 dxeRXFrameRouteUpperLayer |
| 2168 | ( |
| 2169 | WLANDXE_CtrlBlkType *dxeCtxt, |
| 2170 | WLANDXE_ChannelCBType *channelEntry |
| 2171 | ) |
| 2172 | { |
| 2173 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 2174 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = NULL; |
| 2175 | WLANDXE_DescType *currentDesc = NULL; |
| 2176 | wpt_uint32 descCtrl, frameCount = 0, i; |
Madan Mohan Koyyalamudi | cae253a | 2012-11-06 19:10:35 -0800 | [diff] [blame] | 2177 | wpt_int32 ret_val = -1; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2178 | |
| 2179 | currentCtrlBlk = channelEntry->headCtrlBlk; |
| 2180 | currentDesc = currentCtrlBlk->linkedDesc; |
| 2181 | |
| 2182 | /* Descriptoe should be SWAPPED ???? */ |
| 2183 | descCtrl = currentDesc->descCtrl.ctrl; |
| 2184 | |
| 2185 | /* Get frames while VALID bit is not set (DMA complete) and a data |
| 2186 | * associated with it */ |
| 2187 | while(!(WLANDXE_U32_SWAP_ENDIAN(descCtrl) & WLANDXE_DESC_CTRL_VALID) && |
| 2188 | (eWLAN_PAL_STATUS_SUCCESS == wpalIsPacketLocked(currentCtrlBlk->xfrFrame)) && |
| 2189 | (currentCtrlBlk->xfrFrame->pInternalData != NULL) && |
| 2190 | (frameCount < WLANDXE_MAX_REAPED_RX_FRAMES) ) |
| 2191 | { |
| 2192 | channelEntry->numTotalFrame++; |
| 2193 | channelEntry->numFreeDesc++; |
| 2194 | #ifdef FEATURE_R33D |
| 2195 | /* Transfer Size should be */ |
| 2196 | currentDesc->xfrSize = WLANDXE_U32_SWAP_ENDIAN(WLANDXE_DEFAULT_RX_OS_BUFFER_SIZE); |
| 2197 | status = wpalPrepareRxFrame(¤tCtrlBlk->xfrFrame, |
| 2198 | (wpt_uint32)currentCtrlBlk->xfrFrame->pBDPhys, |
| 2199 | currentCtrlBlk->shadowBufferVa, |
| 2200 | WLANDXE_DEFAULT_RX_OS_BUFFER_SIZE); |
| 2201 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2202 | { |
| 2203 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2204 | "dxeRXFrameReady Prepare RX Frame fail"); |
Madan Mohan Koyyalamudi | cae253a | 2012-11-06 19:10:35 -0800 | [diff] [blame] | 2205 | return ret_val; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2206 | } |
| 2207 | status = wpalFreeRxFrame(currentCtrlBlk->shadowBufferVa); |
| 2208 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2209 | { |
| 2210 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2211 | "dxeRXFrameReady Free Shadow RX Frame fail"); |
Madan Mohan Koyyalamudi | cae253a | 2012-11-06 19:10:35 -0800 | [diff] [blame] | 2212 | return ret_val; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2213 | } |
| 2214 | |
| 2215 | #else /* FEATURE_R33D */ |
| 2216 | status = wpalUnlockPacket(currentCtrlBlk->xfrFrame); |
| 2217 | if (eWLAN_PAL_STATUS_SUCCESS != status) |
| 2218 | { |
| 2219 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2220 | "dxeRXFrameReady unable to unlock packet"); |
Madan Mohan Koyyalamudi | cae253a | 2012-11-06 19:10:35 -0800 | [diff] [blame] | 2221 | return ret_val; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2222 | } |
| 2223 | #endif /* FEATURE_R33D */ |
| 2224 | /* This Descriptor is valid, so linked Control block is also valid |
| 2225 | * Linked Control block has pre allocated packet buffer |
| 2226 | * So, just let upper layer knows preallocated frame pointer will be OK */ |
| 2227 | /* Reap Rx frames */ |
| 2228 | rx_reaped_buf[frameCount] = currentCtrlBlk->xfrFrame; |
| 2229 | frameCount++; |
Madan Mohan Koyyalamudi | 0c32553 | 2012-09-24 13:24:42 -0700 | [diff] [blame] | 2230 | currentCtrlBlk->xfrFrame = NULL; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2231 | |
| 2232 | /* Now try to refill the ring with empty Rx buffers to keep DXE busy */ |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2233 | dxeRXFrameRefillRing(dxeCtxt, channelEntry); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2234 | |
| 2235 | /* Test next contorl block |
| 2236 | * if valid, this control block also has new RX frame must be handled */ |
| 2237 | currentCtrlBlk = (WLANDXE_DescCtrlBlkType *)currentCtrlBlk->nextCtrlBlk; |
| 2238 | currentDesc = currentCtrlBlk->linkedDesc; |
| 2239 | descCtrl = currentDesc->descCtrl.ctrl; |
| 2240 | } |
| 2241 | |
| 2242 | /* Update head control block |
| 2243 | * current control block's valid bit was 0 |
| 2244 | * next trial first control block must be current control block */ |
| 2245 | channelEntry->headCtrlBlk = currentCtrlBlk; |
| 2246 | |
| 2247 | /* Deliver all the reaped RX frames to upper layers */ |
| 2248 | i = 0; |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2249 | while(i < frameCount) |
| 2250 | { |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2251 | dxeCtxt->rxReadyCB(dxeCtxt->clientCtxt, rx_reaped_buf[i], channelEntry->channelType); |
| 2252 | i++; |
| 2253 | } |
| 2254 | |
| 2255 | return frameCount; |
| 2256 | } |
| 2257 | |
| 2258 | /*========================================================================== |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2259 | @ Function Name |
| 2260 | dxeRXFrameReady |
| 2261 | |
| 2262 | @ Description |
| 2263 | Pop frame from descriptor and route frame to upper transport layer |
| 2264 | Assign new platform packet buffer into used descriptor |
| 2265 | Actual frame pop and resource realloc |
| 2266 | |
| 2267 | @ Parameters |
| 2268 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 2269 | DXE host driver main control block |
| 2270 | WLANDXE_ChannelCBType *channelEntry |
| 2271 | Channel specific control block |
| 2272 | |
| 2273 | @ Return |
| 2274 | wpt_status |
| 2275 | |
| 2276 | ===========================================================================*/ |
| 2277 | static wpt_status dxeRXFrameReady |
| 2278 | ( |
| 2279 | WLANDXE_CtrlBlkType *dxeCtxt, |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2280 | WLANDXE_ChannelCBType *channelEntry, |
| 2281 | wpt_uint32 chStat |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2282 | ) |
| 2283 | { |
| 2284 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 2285 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = NULL; |
| 2286 | WLANDXE_DescType *currentDesc = NULL; |
| 2287 | wpt_uint32 descCtrl; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2288 | wpt_int32 frameCount = 0; |
| 2289 | |
| 2290 | wpt_uint32 descLoop; |
| 2291 | wpt_uint32 invalidatedFound = 0; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2292 | |
| 2293 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 2294 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2295 | |
| 2296 | /* Sanity Check */ |
| 2297 | if((NULL == dxeCtxt) || (NULL == channelEntry)) |
| 2298 | { |
| 2299 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2300 | "dxeRXFrameReady Channel Entry is not valid"); |
| 2301 | return eWLAN_PAL_STATUS_E_INVAL; |
| 2302 | } |
| 2303 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2304 | frameCount = dxeRXFrameRouteUpperLayer(dxeCtxt, channelEntry); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2305 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2306 | if(0 > frameCount) |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2307 | { |
| 2308 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2309 | "dxeRXFrameReady RX frame route fail"); |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2310 | return eWLAN_PAL_STATUS_E_INVAL; |
| 2311 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2312 | |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2313 | if((0 == frameCount) && |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2314 | ((WLANDXE_POWER_STATE_BMPS == dxeCtxt->hostPowerState) || |
| 2315 | (WLANDXE_POWER_STATE_FULL == dxeCtxt->hostPowerState))) |
| 2316 | { |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2317 | /* None of the frame handled and CH is not enabled |
| 2318 | * RX CH wrap around happen and No RX free frame |
| 2319 | * RX side should wait till new free frame available in the pool |
| 2320 | * Do not try reload driver at here*/ |
| 2321 | if(!(chStat & WLANDXE_CH_CTRL_EN_MASK)) |
| 2322 | { |
Leo Chang | bbf86b7 | 2013-06-19 16:13:00 -0700 | [diff] [blame] | 2323 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2324 | "dxeRXFrameReady %s RING Wrapped, RX Free Low 0x%x", |
| 2325 | channelType[channelEntry->channelType], chStat); |
Leo Chang | 3714c92 | 2013-07-10 20:33:30 -0700 | [diff] [blame] | 2326 | /* This is not empty interrupt case |
| 2327 | * If handle this as empty interrupt, false SSR might be issued |
| 2328 | * Frame count '1' is dummy frame count to avoid SSR */ |
| 2329 | channelEntry->numFragmentCurrentChain = 1; |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2330 | return eWLAN_PAL_STATUS_SUCCESS; |
| 2331 | } |
| 2332 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2333 | currentCtrlBlk = channelEntry->headCtrlBlk; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2334 | currentDesc = currentCtrlBlk->linkedDesc; |
| 2335 | descCtrl = currentDesc->descCtrl.ctrl; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2336 | |
| 2337 | if(WLANDXE_POWER_STATE_BMPS != dxeCtxt->hostPowerState) |
| 2338 | { |
| 2339 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 2340 | "RX ISR called but no frame handled PWS %d, channel %s", |
| 2341 | (int)dxeCtxt->hostPowerState, |
| 2342 | channelType[channelEntry->channelType]); |
| 2343 | } |
| 2344 | |
| 2345 | /* Current interupt empty and previous interrupt also empty |
| 2346 | * detected successive empty interrupt |
| 2347 | * or first interrupt empty, this should not happen */ |
| 2348 | if(0 == channelEntry->numFragmentCurrentChain) |
| 2349 | { |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 2350 | dxeChannelMonitor("RX Ready", channelEntry, NULL); |
| 2351 | dxeDescriptorDump(channelEntry, channelEntry->headCtrlBlk->linkedDesc, 0); |
| 2352 | dxeChannelRegisterDump(channelEntry, "RX successive empty interrupt", NULL); |
| 2353 | dxeChannelAllDescDump(channelEntry, channelEntry->channelType, NULL); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2354 | /* Abnormal interrupt detected, try to find not validated descriptor */ |
| 2355 | for(descLoop = 0; descLoop < channelEntry->numDesc; descLoop++) |
| 2356 | { |
| 2357 | if(!(WLANDXE_U32_SWAP_ENDIAN(descCtrl) & WLANDXE_DESC_CTRL_VALID)) |
| 2358 | { |
Leo Chang | 416afe0 | 2013-07-01 13:58:13 -0700 | [diff] [blame] | 2359 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2360 | "Found Invalidated Descriptor %d", (int)descLoop); |
| 2361 | if(eWLAN_PAL_STATUS_SUCCESS == wpalIsPacketLocked(currentCtrlBlk->xfrFrame)) |
| 2362 | { |
Leo Chang | 416afe0 | 2013-07-01 13:58:13 -0700 | [diff] [blame] | 2363 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2364 | "Packet locked, Resync Host and HW"); |
| 2365 | channelEntry->headCtrlBlk = currentCtrlBlk; |
| 2366 | invalidatedFound = 1; |
| 2367 | break; |
| 2368 | } |
| 2369 | else |
| 2370 | { |
Leo Chang | 416afe0 | 2013-07-01 13:58:13 -0700 | [diff] [blame] | 2371 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2372 | "Packet Not Locked, cannot transfer frame"); |
| 2373 | } |
| 2374 | } |
| 2375 | currentCtrlBlk = (WLANDXE_DescCtrlBlkType *)currentCtrlBlk->nextCtrlBlk; |
| 2376 | currentDesc = currentCtrlBlk->linkedDesc; |
| 2377 | descCtrl = currentDesc->descCtrl.ctrl; |
| 2378 | } |
| 2379 | |
Jeff Johnson | 32d95a3 | 2012-09-10 13:15:23 -0700 | [diff] [blame] | 2380 | /* Invalidated descriptor found, and that is not head descriptor |
| 2381 | * This means HW/SW descriptor miss match happen, and we may recover with just resync |
| 2382 | * Try re-sync here */ |
| 2383 | if((invalidatedFound) && (0 != descLoop)) |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2384 | { |
| 2385 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2386 | "Found New Sync location with HW, handle frames from there"); |
| 2387 | frameCount = dxeRXFrameRouteUpperLayer(dxeCtxt, channelEntry); |
| 2388 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2389 | "re-sync routed %d frames to upper layer", (int)frameCount); |
Madan Mohan Koyyalamudi | 0c32553 | 2012-09-24 13:24:42 -0700 | [diff] [blame] | 2390 | channelEntry->numFragmentCurrentChain = frameCount; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2391 | } |
Jeff Johnson | 32d95a3 | 2012-09-10 13:15:23 -0700 | [diff] [blame] | 2392 | /* Successive Empty interrupt |
| 2393 | * But this case, first descriptor also invalidated, then it means head descriptor |
| 2394 | * is linked with already handled RX frame, then could not unlock RX frame |
| 2395 | * This is just Out of RX buffer pool, not need to anything here */ |
| 2396 | else if((invalidatedFound) && (0 == descLoop)) |
| 2397 | { |
| 2398 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2399 | "Out of RX Low resource, and INT came in, do nothing till get RX resource"); |
| 2400 | } |
| 2401 | /* Critical error, reload driver */ |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2402 | else |
| 2403 | { |
| 2404 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2405 | "Could not found invalidated descriptor"); |
| 2406 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2407 | "RX successive empty interrupt, Could not find invalidated DESC reload driver"); |
| 2408 | dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE; |
| 2409 | wpalWlanReload(); |
| 2410 | } |
| 2411 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2412 | } |
Madan Mohan Koyyalamudi | 6646aad | 2012-09-24 14:10:39 -0700 | [diff] [blame] | 2413 | channelEntry->numFragmentCurrentChain = frameCount; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2414 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 2415 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2416 | return status; |
| 2417 | } |
| 2418 | |
| 2419 | /*========================================================================== |
| 2420 | @ Function Name |
| 2421 | dxeNotifySmsm |
| 2422 | |
| 2423 | @ Description: Notify SMSM to start DXE engine and/or condition of Tx ring |
| 2424 | buffer |
| 2425 | |
| 2426 | @ Parameters |
| 2427 | |
| 2428 | @ Return |
| 2429 | wpt_status |
| 2430 | |
| 2431 | ===========================================================================*/ |
| 2432 | static wpt_status dxeNotifySmsm |
| 2433 | ( |
| 2434 | wpt_boolean kickDxe, |
| 2435 | wpt_boolean ringEmpty |
| 2436 | ) |
| 2437 | { |
| 2438 | wpt_uint32 clrSt = 0; |
| 2439 | wpt_uint32 setSt = 0; |
| 2440 | |
| 2441 | if(kickDxe) |
| 2442 | { |
| 2443 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_MED, "Kick off DXE"); |
| 2444 | |
| 2445 | if(tempDxeCtrlBlk->lastKickOffDxe == 0) |
| 2446 | { |
| 2447 | setSt |= WPAL_SMSM_WLAN_TX_ENABLE; |
| 2448 | tempDxeCtrlBlk->lastKickOffDxe = 1; |
| 2449 | } |
| 2450 | else if(tempDxeCtrlBlk->lastKickOffDxe == 1) |
| 2451 | { |
| 2452 | clrSt |= WPAL_SMSM_WLAN_TX_ENABLE; |
| 2453 | tempDxeCtrlBlk->lastKickOffDxe = 0; |
| 2454 | } |
| 2455 | else |
| 2456 | { |
| 2457 | HDXE_ASSERT(0); |
| 2458 | } |
| 2459 | } |
| 2460 | else |
| 2461 | { |
| 2462 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_MED, "no need to kick off DXE"); |
| 2463 | } |
| 2464 | |
| 2465 | if(ringEmpty) |
| 2466 | { |
| 2467 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_MED, "SMSM Tx Ring Empty"); |
| 2468 | clrSt |= WPAL_SMSM_WLAN_TX_RINGS_EMPTY; |
| 2469 | } |
| 2470 | else |
| 2471 | { |
| 2472 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_MED, "SMSM Tx Ring Not Empty"); |
| 2473 | setSt |= WPAL_SMSM_WLAN_TX_RINGS_EMPTY; |
| 2474 | } |
| 2475 | |
| 2476 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_HIGH, "C%x S%x", clrSt, setSt); |
| 2477 | |
| 2478 | wpalNotifySmsm(clrSt, setSt); |
| 2479 | |
| 2480 | return eWLAN_PAL_STATUS_SUCCESS; |
| 2481 | } |
| 2482 | |
| 2483 | /*========================================================================== |
| 2484 | @ Function Name |
| 2485 | dxePsComplete |
| 2486 | |
| 2487 | @ Description: Utility function to check the resv desc to deside if we can |
| 2488 | get into Power Save mode now |
| 2489 | |
| 2490 | @ Parameters |
| 2491 | |
| 2492 | @ Return |
| 2493 | None |
| 2494 | |
| 2495 | ===========================================================================*/ |
| 2496 | static void dxePsComplete(WLANDXE_CtrlBlkType *dxeCtxt, wpt_boolean intr_based) |
| 2497 | { |
| 2498 | if( dxeCtxt->hostPowerState == WLANDXE_POWER_STATE_FULL ) |
| 2499 | { |
| 2500 | return; |
| 2501 | } |
| 2502 | |
| 2503 | //if both HIGH & LOW Tx channels don't have anything on resv desc,all Tx pkts |
| 2504 | //must have been consumed by RIVA, OK to get into BMPS |
| 2505 | if((0 == dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI].numRsvdDesc) && |
| 2506 | (0 == dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI].numRsvdDesc)) |
| 2507 | { |
| 2508 | tempDxeCtrlBlk->ringNotEmpty = eWLAN_PAL_FALSE; |
| 2509 | //if host is in BMPS & no pkt to Tx, RIVA can go to power save |
| 2510 | if(WLANDXE_POWER_STATE_BMPS == dxeCtxt->hostPowerState) |
| 2511 | { |
| 2512 | dxeCtxt->rivaPowerState = WLANDXE_RIVA_POWER_STATE_BMPS_UNKNOWN; |
| 2513 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 2514 | } |
| 2515 | } |
| 2516 | else //still more pkts to be served by RIVA |
| 2517 | { |
| 2518 | tempDxeCtrlBlk->ringNotEmpty = eWLAN_PAL_TRUE; |
| 2519 | |
| 2520 | switch(dxeCtxt->rivaPowerState) |
| 2521 | { |
| 2522 | case WLANDXE_RIVA_POWER_STATE_ACTIVE: |
| 2523 | //NOP |
| 2524 | break; |
| 2525 | case WLANDXE_RIVA_POWER_STATE_BMPS_UNKNOWN: |
| 2526 | if(intr_based) |
| 2527 | { |
| 2528 | dxeCtxt->rivaPowerState = WLANDXE_RIVA_POWER_STATE_ACTIVE; |
| 2529 | dxeNotifySmsm(eWLAN_PAL_TRUE, eWLAN_PAL_FALSE); |
| 2530 | } |
| 2531 | break; |
| 2532 | default: |
| 2533 | //assert |
| 2534 | break; |
| 2535 | } |
| 2536 | } |
| 2537 | } |
| 2538 | |
| 2539 | /*========================================================================== |
| 2540 | @ Function Name |
| 2541 | dxeRXEventHandler |
| 2542 | |
| 2543 | @ Description |
| 2544 | Handle serailized RX frame ready event |
| 2545 | First disable interrupt then pick up frame from pre allocated buffer |
| 2546 | Since frame handle is doen, clear interrupt bit to ready next interrupt |
| 2547 | Finally re enable interrupt |
| 2548 | |
| 2549 | @ Parameters |
| 2550 | wpt_msg *rxReadyMsg |
| 2551 | RX frame ready MSG pointer |
| 2552 | include DXE control context |
| 2553 | |
| 2554 | @ Return |
| 2555 | NONE |
| 2556 | |
| 2557 | ===========================================================================*/ |
| 2558 | void dxeRXEventHandler |
| 2559 | ( |
| 2560 | wpt_msg *rxReadyMsg |
| 2561 | ) |
| 2562 | { |
| 2563 | wpt_msg *msgContent = (wpt_msg *)rxReadyMsg; |
| 2564 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
| 2565 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 2566 | wpt_uint32 intSrc = 0; |
| 2567 | WLANDXE_ChannelCBType *channelCb = NULL; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2568 | wpt_uint32 chHighStat = 0; |
| 2569 | wpt_uint32 chLowStat = 0; |
Leo Chang | 094ece8 | 2013-04-23 17:57:41 -0700 | [diff] [blame] | 2570 | wpt_uint32 regValue; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2571 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2572 | dxeCtxt = (WLANDXE_CtrlBlkType *)(msgContent->pContext); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2573 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2574 | if(eWLAN_PAL_TRUE == dxeCtxt->driverReloadInProcessing) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2575 | { |
| 2576 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2577 | "RX Ready WLAN Driver re-loading in progress"); |
Jeff Johnson | 32d95a3 | 2012-09-10 13:15:23 -0700 | [diff] [blame] | 2578 | return; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2579 | } |
| 2580 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2581 | /* Now try to refill the ring with empty Rx buffers to keep DXE busy */ |
| 2582 | dxeRXFrameRefillRing(dxeCtxt, &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI]); |
| 2583 | dxeRXFrameRefillRing(dxeCtxt, &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI]); |
| 2584 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2585 | dxeCtxt = (WLANDXE_CtrlBlkType *)(msgContent->pContext); |
| 2586 | |
| 2587 | if((!dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI].extraConfig.chEnabled) || |
| 2588 | (!dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI].extraConfig.chEnabled)) |
| 2589 | { |
| 2590 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2591 | "DXE already stopped in RX event handler. Just return"); |
| 2592 | return; |
| 2593 | } |
| 2594 | |
| 2595 | if((WLANDXE_POWER_STATE_IMPS == dxeCtxt->hostPowerState) || |
| 2596 | (WLANDXE_POWER_STATE_DOWN == dxeCtxt->hostPowerState)) |
| 2597 | { |
| 2598 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 2599 | "%s Riva is in %d, Just Pull frames without any register touch ", |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 2600 | __func__, dxeCtxt->hostPowerState); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2601 | |
| 2602 | /* Not to touch any register, just pull frame directly from chain ring |
| 2603 | * First high priority */ |
| 2604 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI]; |
| 2605 | status = dxeRXFrameReady(dxeCtxt, |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2606 | channelCb, |
| 2607 | chHighStat); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2608 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2609 | { |
| 2610 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2611 | "dxeRXEventHandler Pull from RX high channel fail"); |
| 2612 | } |
| 2613 | |
| 2614 | /* Second low priority */ |
| 2615 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI]; |
| 2616 | status = dxeRXFrameReady(dxeCtxt, |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2617 | channelCb, |
| 2618 | chLowStat); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2619 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2620 | { |
| 2621 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2622 | "dxeRXEventHandler Pull from RX low channel fail"); |
| 2623 | } |
| 2624 | |
| 2625 | /* Interrupt will not enabled at here, it will be enabled at PS mode change */ |
| 2626 | tempDxeCtrlBlk->rxIntDisabledByIMPS = eWLAN_PAL_TRUE; |
| 2627 | |
| 2628 | return; |
| 2629 | } |
| 2630 | |
| 2631 | /* Disable device interrupt */ |
| 2632 | /* Read whole interrupt mask register and exclusive only this channel int */ |
| 2633 | status = wpalReadRegister(WLANDXE_INT_SRC_RAW_ADDRESS, |
| 2634 | &intSrc); |
| 2635 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2636 | { |
| 2637 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2638 | "dxeRXEventHandler Read INT_SRC register fail"); |
| 2639 | return; |
| 2640 | } |
| 2641 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_MED, |
| 2642 | "RX Event Handler INT Source 0x%x", intSrc); |
| 2643 | |
| 2644 | #ifndef WLANDXE_TEST_CHANNEL_ENABLE |
| 2645 | /* Test High Priority Channel interrupt is enabled or not */ |
| 2646 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI]; |
| 2647 | if(intSrc & (1 << channelCb->assignedDMAChannel)) |
| 2648 | { |
| 2649 | status = dxeChannelCleanInt(channelCb, &chHighStat); |
| 2650 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2651 | { |
| 2652 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2653 | "dxeRXEventHandler INT Clean up fail"); |
| 2654 | return; |
| 2655 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2656 | if(WLANDXE_CH_STAT_INT_ERR_MASK & chHighStat) |
| 2657 | { |
| 2658 | /* Error Happen during transaction, Handle it */ |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 2659 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 2660 | "%11s : 0x%x Error Reported, Reload Driver", |
| 2661 | channelType[channelCb->channelType], chHighStat); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame^] | 2662 | |
| 2663 | dxeErrChannelDebug(channelCb); |
| 2664 | |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 2665 | dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE; |
| 2666 | wpalWlanReload(); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2667 | } |
Jeff Johnson | 32d95a3 | 2012-09-10 13:15:23 -0700 | [diff] [blame] | 2668 | else if((WLANDXE_CH_STAT_INT_DONE_MASK & chHighStat) || |
| 2669 | (WLANDXE_CH_STAT_INT_ED_MASK & chHighStat)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2670 | { |
| 2671 | /* Handle RX Ready for high priority channel */ |
| 2672 | status = dxeRXFrameReady(dxeCtxt, |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2673 | channelCb, |
| 2674 | chHighStat); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2675 | } |
| 2676 | else if(WLANDXE_CH_STAT_MASKED_MASK & chHighStat) |
| 2677 | { |
| 2678 | status = dxeRXFrameReady(dxeCtxt, |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2679 | channelCb, |
| 2680 | chHighStat); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2681 | } |
| 2682 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
| 2683 | "RX HIGH CH EVNT STAT 0x%x, %d frames handled", chHighStat, channelCb->numFragmentCurrentChain); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2684 | /* Update the Rx DONE histogram */ |
| 2685 | channelCb->rxDoneHistogram = (channelCb->rxDoneHistogram << 1); |
| 2686 | if(WLANDXE_CH_STAT_INT_DONE_MASK & chHighStat) |
| 2687 | { |
| 2688 | channelCb->rxDoneHistogram |= 1; |
| 2689 | } |
| 2690 | else |
| 2691 | { |
| 2692 | channelCb->rxDoneHistogram &= ~1; |
| 2693 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2694 | } |
| 2695 | #else |
| 2696 | /* Test H2H Test interrupt is enabled or not */ |
| 2697 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_H2H_TEST_RX]; |
| 2698 | if(intSrc & (1 << channelCb->assignedDMAChannel)) |
| 2699 | { |
| 2700 | status = dxeChannelCleanInt(channelCb, &chStat); |
| 2701 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2702 | { |
| 2703 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2704 | "dxeRXEventHandler INT Clean up fail"); |
| 2705 | return; |
| 2706 | } |
| 2707 | |
| 2708 | if(WLANDXE_CH_STAT_INT_ERR_MASK & chStat) |
| 2709 | { |
| 2710 | /* Error Happen during transaction, Handle it */ |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 2711 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 2712 | "%11s : 0x%x Error Reported, Reload Driver", |
| 2713 | channelType[channelCb->channelType], chStat); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame^] | 2714 | |
| 2715 | dxeErrChannelDebug(channelCb); |
| 2716 | |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 2717 | dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE; |
| 2718 | wpalWlanReload(); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2719 | } |
| 2720 | else if(WLANDXE_CH_STAT_INT_ED_MASK & chStat) |
| 2721 | { |
| 2722 | /* Handle RX Ready for high priority channel */ |
| 2723 | status = dxeRXFrameReady(dxeCtxt, |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2724 | channelCb, |
| 2725 | chStat); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2726 | } |
| 2727 | /* Update the Rx DONE histogram */ |
| 2728 | channelCb->rxDoneHistogram = (channelCb->rxDoneHistogram << 1); |
| 2729 | if(WLANDXE_CH_STAT_INT_DONE_MASK & chStat) |
| 2730 | { |
| 2731 | channelCb->rxDoneHistogram |= 1; |
| 2732 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 2733 | "DXE Channel Number %d, Rx DONE Histogram 0x%016llx", |
| 2734 | channelCb->assignedDMAChannel, channelCb->rxDoneHistogram); |
| 2735 | } |
| 2736 | else |
| 2737 | { |
| 2738 | channelCb->rxDoneHistogram &= ~1; |
| 2739 | } |
| 2740 | } |
| 2741 | #endif /* WLANDXE_TEST_CHANNEL_ENABLE */ |
| 2742 | |
| 2743 | /* Test Low Priority Channel interrupt is enabled or not */ |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2744 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI]; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2745 | if(intSrc & (1 << channelCb->assignedDMAChannel)) |
| 2746 | { |
| 2747 | status = dxeChannelCleanInt(channelCb, &chLowStat); |
| 2748 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2749 | { |
| 2750 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2751 | "dxeRXEventHandler INT Clean up fail"); |
| 2752 | return; |
| 2753 | } |
| 2754 | |
| 2755 | if(WLANDXE_CH_STAT_INT_ERR_MASK & chLowStat) |
| 2756 | { |
| 2757 | /* Error Happen during transaction, Handle it */ |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 2758 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 2759 | "%11s : 0x%x Error Reported, Reload Driver", |
| 2760 | channelType[channelCb->channelType], chLowStat); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame^] | 2761 | |
| 2762 | dxeErrChannelDebug(channelCb); |
| 2763 | |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 2764 | dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE; |
| 2765 | wpalWlanReload(); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2766 | } |
| 2767 | else if(WLANDXE_CH_STAT_INT_ED_MASK & chLowStat) |
| 2768 | { |
| 2769 | /* Handle RX Ready for low priority channel */ |
| 2770 | status = dxeRXFrameReady(dxeCtxt, |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2771 | channelCb, |
| 2772 | chLowStat); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2773 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2774 | |
| 2775 | /* Update the Rx DONE histogram */ |
| 2776 | channelCb->rxDoneHistogram = (channelCb->rxDoneHistogram << 1); |
| 2777 | if(WLANDXE_CH_STAT_INT_DONE_MASK & chLowStat) |
| 2778 | { |
| 2779 | channelCb->rxDoneHistogram |= 1; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2780 | } |
| 2781 | else |
| 2782 | { |
| 2783 | channelCb->rxDoneHistogram &= ~1; |
| 2784 | } |
| 2785 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
| 2786 | "RX LOW CH EVNT STAT 0x%x, %d frames handled", chLowStat, channelCb->numFragmentCurrentChain); |
| 2787 | } |
| 2788 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2789 | { |
| 2790 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2791 | "dxeRXEventHandler Handle Frame Ready Fail"); |
| 2792 | return; |
| 2793 | } |
| 2794 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2795 | /* Prepare Control Register EN Channel */ |
| 2796 | if(!(dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI].extraConfig.chan_mask & WLANDXE_CH_CTRL_EN_MASK)) |
| 2797 | { |
| 2798 | HDXE_ASSERT(0); |
| 2799 | } |
Leo Chang | 094ece8 | 2013-04-23 17:57:41 -0700 | [diff] [blame] | 2800 | wpalWriteRegister(dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI].channelRegister.chDXECtrlRegAddr, |
| 2801 | dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI].extraConfig.chan_mask); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2802 | |
| 2803 | /* Prepare Control Register EN Channel */ |
| 2804 | if(!(dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI].extraConfig.chan_mask & WLANDXE_CH_CTRL_EN_MASK)) |
| 2805 | { |
| 2806 | HDXE_ASSERT(0); |
| 2807 | } |
Leo Chang | 094ece8 | 2013-04-23 17:57:41 -0700 | [diff] [blame] | 2808 | |
| 2809 | wpalWriteRegister(dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI].channelRegister.chDXECtrlRegAddr, |
| 2810 | dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI].extraConfig.chan_mask); |
| 2811 | |
| 2812 | /* Clear Interrupt handle processing bit |
| 2813 | * RIVA may power down */ |
| 2814 | wpalReadRegister(WLANDXE_INT_MASK_REG_ADDRESS, ®Value); |
| 2815 | regValue &= WLANDXE_RX_INTERRUPT_PRO_UNMASK; |
| 2816 | wpalWriteRegister(WLANDXE_INT_MASK_REG_ADDRESS, regValue); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2817 | |
Leo Chang | 416afe0 | 2013-07-01 13:58:13 -0700 | [diff] [blame] | 2818 | /* Enable system level ISR */ |
| 2819 | /* Enable RX ready Interrupt at here */ |
| 2820 | status = wpalEnableInterrupt(DXE_INTERRUPT_RX_READY); |
| 2821 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2822 | { |
| 2823 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2824 | "dxeRXEventHandler Enable RX Ready interrupt fail"); |
| 2825 | return; |
| 2826 | } |
| 2827 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2828 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 2829 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2830 | return; |
| 2831 | } |
| 2832 | |
| 2833 | /*========================================================================== |
| 2834 | @ Function Name |
| 2835 | dxeRXPacketAvailableEventHandler |
| 2836 | |
| 2837 | @ Description |
| 2838 | Handle serialized RX Packet Available event when the corresponding callback |
| 2839 | is invoked by WPAL. |
| 2840 | Try to fill up any completed DXE descriptors with available Rx packet buffer |
| 2841 | pointers. |
| 2842 | |
| 2843 | @ Parameters |
| 2844 | wpt_msg *rxPktAvailMsg |
| 2845 | RX frame ready MSG pointer |
| 2846 | include DXE control context |
| 2847 | |
| 2848 | @ Return |
| 2849 | NONE |
| 2850 | |
| 2851 | ===========================================================================*/ |
| 2852 | void dxeRXPacketAvailableEventHandler |
| 2853 | ( |
| 2854 | wpt_msg *rxPktAvailMsg |
| 2855 | ) |
| 2856 | { |
| 2857 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
| 2858 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 2859 | WLANDXE_ChannelCBType *channelCb = NULL; |
| 2860 | |
| 2861 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 2862 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2863 | |
| 2864 | /* Sanity Check */ |
| 2865 | if(NULL == rxPktAvailMsg) |
| 2866 | { |
| 2867 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2868 | "dxeRXPacketAvailableEventHandler Context is not valid"); |
| 2869 | return; |
| 2870 | } |
| 2871 | |
| 2872 | dxeCtxt = (WLANDXE_CtrlBlkType *)(rxPktAvailMsg->pContext); |
| 2873 | |
| 2874 | do |
| 2875 | { |
| 2876 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 2877 | "dxeRXPacketAvailableEventHandler, start refilling ring"); |
| 2878 | |
| 2879 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI]; |
| 2880 | status = dxeRXFrameRefillRing(dxeCtxt,channelCb); |
| 2881 | |
| 2882 | // Wait for another callback to indicate when Rx resources are available |
| 2883 | // again. |
| 2884 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2885 | { |
| 2886 | break; |
| 2887 | } |
| 2888 | |
| 2889 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI]; |
| 2890 | status = dxeRXFrameRefillRing(dxeCtxt,channelCb); |
| 2891 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2892 | { |
| 2893 | break; |
| 2894 | } |
| 2895 | } while(0); |
| 2896 | |
| 2897 | if((WLANDXE_POWER_STATE_IMPS == dxeCtxt->hostPowerState) || |
| 2898 | (WLANDXE_POWER_STATE_DOWN == dxeCtxt->hostPowerState)) |
| 2899 | { |
| 2900 | /* Interrupt will not enabled at here, it will be enabled at PS mode change */ |
| 2901 | tempDxeCtrlBlk->rxIntDisabledByIMPS = eWLAN_PAL_TRUE; |
| 2902 | } |
| 2903 | } |
| 2904 | |
| 2905 | /*========================================================================== |
| 2906 | @ Function Name |
| 2907 | dxeRXISR |
| 2908 | |
| 2909 | @ Description |
| 2910 | RX frame ready interrupt service routine |
| 2911 | interrupt entry function, this function called based on ISR context |
| 2912 | Must be serialized |
| 2913 | |
| 2914 | @ Parameters |
| 2915 | void *hostCtxt |
| 2916 | DXE host driver control context, |
| 2917 | pre registerd during interrupt registration |
| 2918 | |
| 2919 | @ Return |
| 2920 | NONE |
| 2921 | |
| 2922 | ===========================================================================*/ |
| 2923 | static void dxeRXISR |
| 2924 | ( |
| 2925 | void *hostCtxt |
| 2926 | ) |
| 2927 | { |
| 2928 | WLANDXE_CtrlBlkType *dxeCtxt = (WLANDXE_CtrlBlkType *)hostCtxt; |
| 2929 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2930 | wpt_uint32 regValue; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2931 | |
| 2932 | #ifdef FEATURE_R33D |
| 2933 | status = wpalReadRegister(WLANDXE_INT_SRC_RAW_ADDRESS, |
| 2934 | ®Value); |
| 2935 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2936 | { |
| 2937 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2938 | "dxeTXCompISR Read INT_SRC_RAW fail"); |
| 2939 | return; |
| 2940 | } |
| 2941 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 2942 | "INT_SRC_RAW 0x%x", regValue); |
| 2943 | if(0 == regValue) |
| 2944 | { |
| 2945 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 2946 | "This is not DXE Interrupt, Reject it 0x%x", regValue); |
| 2947 | return; |
| 2948 | } |
| 2949 | #endif /* FEATURE_R33D */ |
| 2950 | |
Leo Chang | 094ece8 | 2013-04-23 17:57:41 -0700 | [diff] [blame] | 2951 | /* Set Interrupt processing bit |
| 2952 | * During this bit set, WLAN HW may not power collapse */ |
| 2953 | wpalReadRegister(WLANDXE_INT_MASK_REG_ADDRESS, ®Value); |
| 2954 | regValue |= WLANPAL_RX_INTERRUPT_PRO_MASK; |
| 2955 | wpalWriteRegister(WLANDXE_INT_MASK_REG_ADDRESS, regValue); |
| 2956 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2957 | /* Disable interrupt at here |
| 2958 | * Disable RX Ready system level Interrupt at here |
| 2959 | * Otherwise infinite loop might happen */ |
| 2960 | status = wpalDisableInterrupt(DXE_INTERRUPT_RX_READY); |
| 2961 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2962 | { |
| 2963 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2964 | "dxeRXFrameReadyISR Disable RX ready interrupt fail"); |
| 2965 | return; |
| 2966 | } |
| 2967 | |
| 2968 | /* Serialize RX Ready interrupt upon RX thread */ |
| 2969 | HDXE_ASSERT(NULL != dxeCtxt->rxIsrMsg); |
| 2970 | status = wpalPostRxMsg(WDI_GET_PAL_CTX(), |
| 2971 | dxeCtxt->rxIsrMsg); |
| 2972 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2973 | { |
| 2974 | HDXE_ASSERT(eWLAN_PAL_STATUS_SUCCESS == status); |
| 2975 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 2976 | "dxeRXFrameReadyISR interrupt serialize fail"); |
| 2977 | } |
| 2978 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2979 | return; |
| 2980 | } |
| 2981 | |
| 2982 | /*========================================================================== |
| 2983 | @ Function Name |
| 2984 | dxeTXPushFrame |
| 2985 | |
| 2986 | @ Description |
| 2987 | Push TX frame into DXE descriptor and DXE register |
| 2988 | Send notification to DXE register that TX frame is ready to transfer |
| 2989 | |
| 2990 | @ Parameters |
| 2991 | WLANDXE_ChannelCBType *channelEntry |
| 2992 | Channel specific control block |
| 2993 | wpt_packet *palPacket |
| 2994 | Packet pointer ready to transfer |
| 2995 | |
| 2996 | @ Return |
| 2997 | PAL_STATUS_T |
| 2998 | ===========================================================================*/ |
| 2999 | static wpt_status dxeTXPushFrame |
| 3000 | ( |
| 3001 | WLANDXE_ChannelCBType *channelEntry, |
| 3002 | wpt_packet *palPacket |
| 3003 | ) |
| 3004 | { |
| 3005 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 3006 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = NULL; |
| 3007 | WLANDXE_DescType *currentDesc = NULL; |
| 3008 | WLANDXE_DescType *firstDesc = NULL; |
| 3009 | WLANDXE_DescType *LastDesc = NULL; |
| 3010 | void *sourcePhysicalAddress = NULL; |
| 3011 | wpt_uint32 xferSize = 0; |
| 3012 | #ifdef FEATURE_R33D |
| 3013 | tx_frm_pcie_vector_t frameVector; |
| 3014 | wpt_uint32 Va; |
| 3015 | wpt_uint32 fragCount = 0; |
| 3016 | #else |
| 3017 | wpt_iterator iterator; |
| 3018 | #endif /* FEATURE_R33D */ |
Leo Chang | ac1d361 | 2013-07-01 15:15:51 -0700 | [diff] [blame] | 3019 | wpt_uint32 isEmpty = 0; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3020 | |
| 3021 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 3022 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3023 | |
Leo Chang | ac1d361 | 2013-07-01 15:15:51 -0700 | [diff] [blame] | 3024 | tempDxeCtrlBlk->smsmToggled = eWLAN_PAL_FALSE; |
| 3025 | if((0 == tempDxeCtrlBlk->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI].numRsvdDesc) && |
| 3026 | (0 == tempDxeCtrlBlk->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI].numRsvdDesc)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3027 | { |
Leo Chang | ac1d361 | 2013-07-01 15:15:51 -0700 | [diff] [blame] | 3028 | isEmpty = 1; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3029 | } |
| 3030 | |
| 3031 | channelEntry->numFragmentCurrentChain = 0; |
| 3032 | currentCtrlBlk = channelEntry->headCtrlBlk; |
| 3033 | |
| 3034 | /* Initialize interator, TX is fragmented */ |
| 3035 | #ifdef FEATURE_R33D |
| 3036 | memset(&frameVector, 0, sizeof(tx_frm_pcie_vector_t)); |
| 3037 | status = wpalPrepareTxFrame(palPacket, |
| 3038 | &frameVector, |
| 3039 | &Va); |
| 3040 | #else |
| 3041 | status = wpalLockPacketForTransfer(palPacket); |
| 3042 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3043 | { |
| 3044 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3045 | "dxeTXPushFrame unable to lock packet"); |
| 3046 | return status; |
| 3047 | } |
| 3048 | |
| 3049 | status = wpalIteratorInit(&iterator, palPacket); |
| 3050 | #endif /* FEATURE_R33D */ |
| 3051 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3052 | { |
| 3053 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3054 | "dxeTXPushFrame iterator init fail"); |
| 3055 | return status; |
| 3056 | } |
| 3057 | |
| 3058 | /* !!!! Revisit break condition !!!!!!! */ |
| 3059 | while(1) |
| 3060 | { |
| 3061 | /* Get current descriptor pointer from current control block */ |
| 3062 | currentDesc = currentCtrlBlk->linkedDesc; |
| 3063 | if(NULL == firstDesc) |
| 3064 | { |
| 3065 | firstDesc = currentCtrlBlk->linkedDesc; |
| 3066 | } |
| 3067 | /* All control block will have same palPacket Pointer |
| 3068 | * to make logic simpler */ |
| 3069 | currentCtrlBlk->xfrFrame = palPacket; |
| 3070 | |
| 3071 | /* Get next fragment physical address and fragment size |
| 3072 | * if this is the first trial, will get first physical address |
| 3073 | * if no more fragment, Descriptor src address will be set as NULL, OK??? */ |
| 3074 | #ifdef FEATURE_R33D |
| 3075 | if(fragCount == frameVector.num_frg) |
| 3076 | { |
| 3077 | break; |
| 3078 | } |
| 3079 | currentCtrlBlk->shadowBufferVa = frameVector.frg[0].va; |
| 3080 | sourcePhysicalAddress = (void *)frameVector.frg[fragCount].pa; |
| 3081 | xferSize = frameVector.frg[fragCount].size; |
| 3082 | fragCount++; |
| 3083 | HDXE_ASSERT(0 != xferSize); |
| 3084 | HDXE_ASSERT(NULL != sourcePhysicalAddress); |
| 3085 | #else |
| 3086 | status = wpalIteratorNext(&iterator, |
| 3087 | palPacket, |
| 3088 | &sourcePhysicalAddress, |
| 3089 | &xferSize); |
| 3090 | if((NULL == sourcePhysicalAddress) || |
| 3091 | (0 == xferSize)) |
| 3092 | { |
| 3093 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 3094 | "dxeTXPushFrame end of current frame"); |
| 3095 | break; |
| 3096 | } |
| 3097 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3098 | { |
| 3099 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3100 | "dxeTXPushFrame Get next frame fail"); |
| 3101 | return status; |
| 3102 | } |
| 3103 | #endif /* FEATURE_R33D */ |
| 3104 | |
| 3105 | /* This is the LAST descriptor valid for this transaction */ |
| 3106 | LastDesc = currentCtrlBlk->linkedDesc; |
| 3107 | |
| 3108 | /* Program DXE descriptor */ |
| 3109 | currentDesc->dxedesc.dxe_short_desc.srcMemAddrL = |
| 3110 | WLANDXE_U32_SWAP_ENDIAN((wpt_uint32)sourcePhysicalAddress); |
| 3111 | |
| 3112 | /* Just normal data transfer from aCPU Flat Memory to BMU Q */ |
| 3113 | if((WDTS_CHANNEL_TX_LOW_PRI == channelEntry->channelType) || |
| 3114 | (WDTS_CHANNEL_TX_HIGH_PRI == channelEntry->channelType)) |
| 3115 | { |
| 3116 | currentDesc->dxedesc.dxe_short_desc.dstMemAddrL = |
| 3117 | WLANDXE_U32_SWAP_ENDIAN(channelEntry->channelConfig.refWQ); |
| 3118 | } |
| 3119 | else |
| 3120 | { |
| 3121 | /* Test specific H2H transfer, destination address already set |
| 3122 | * Do Nothing */ |
| 3123 | } |
| 3124 | currentDesc->xfrSize = WLANDXE_U32_SWAP_ENDIAN(xferSize); |
| 3125 | |
| 3126 | /* Program channel control register */ |
| 3127 | /* First frame not set VAL bit, why ??? */ |
| 3128 | if(0 == channelEntry->numFragmentCurrentChain) |
| 3129 | { |
| 3130 | currentDesc->descCtrl.ctrl = channelEntry->extraConfig.cw_ctrl_write; |
| 3131 | } |
| 3132 | else |
| 3133 | { |
| 3134 | currentDesc->descCtrl.ctrl = channelEntry->extraConfig.cw_ctrl_write_valid; |
| 3135 | } |
| 3136 | |
| 3137 | /* Update statistics */ |
| 3138 | channelEntry->numFragmentCurrentChain++; |
| 3139 | channelEntry->numFreeDesc--; |
| 3140 | channelEntry->numRsvdDesc++; |
| 3141 | |
| 3142 | /* Get next control block */ |
| 3143 | currentCtrlBlk = currentCtrlBlk->nextCtrlBlk; |
| 3144 | } |
| 3145 | channelEntry->numTotalFrame++; |
| 3146 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 3147 | "NUM TX FRAG %d, Total Frame %d", |
| 3148 | channelEntry->numFragmentCurrentChain, channelEntry->numTotalFrame); |
| 3149 | |
| 3150 | /* Program Channel control register |
| 3151 | * Set as end of packet |
| 3152 | * Enable interrupt also for first code lock down |
| 3153 | * performace optimization, this will be revisited */ |
| 3154 | if(NULL == LastDesc) |
| 3155 | { |
| 3156 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3157 | "dxeTXPushFrame NULL Last Descriptor, broken chain"); |
| 3158 | return eWLAN_PAL_STATUS_E_FAULT; |
| 3159 | } |
| 3160 | LastDesc->descCtrl.ctrl = channelEntry->extraConfig.cw_ctrl_write_eop_int; |
| 3161 | /* Now First one also Valid ???? |
| 3162 | * this procedure will prevent over handle descriptor from previous |
| 3163 | * TX trigger */ |
| 3164 | firstDesc->descCtrl.ctrl = channelEntry->extraConfig.cw_ctrl_write_valid; |
| 3165 | |
| 3166 | /* If in BMPS mode no need to notify the DXE Engine, notify SMSM instead */ |
| 3167 | if(WLANDXE_RIVA_POWER_STATE_BMPS_UNKNOWN == tempDxeCtrlBlk->rivaPowerState) |
| 3168 | { |
| 3169 | /* Update channel head as next avaliable linked slot */ |
| 3170 | channelEntry->headCtrlBlk = currentCtrlBlk; |
Leo Chang | ac1d361 | 2013-07-01 15:15:51 -0700 | [diff] [blame] | 3171 | if(isEmpty) |
| 3172 | { |
| 3173 | tempDxeCtrlBlk->ringNotEmpty = eWLAN_PAL_TRUE; |
| 3174 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 3175 | "SMSM_ret LO=%d HI=%d", |
| 3176 | tempDxeCtrlBlk->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI].numRsvdDesc, |
| 3177 | tempDxeCtrlBlk->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI].numRsvdDesc ); |
| 3178 | dxeNotifySmsm(eWLAN_PAL_TRUE, eWLAN_PAL_FALSE); |
| 3179 | tempDxeCtrlBlk->smsmToggled = eWLAN_PAL_TRUE; |
| 3180 | } |
Madan Mohan Koyyalamudi | 2edf6f6 | 2012-10-15 15:56:34 -0700 | [diff] [blame] | 3181 | return status; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3182 | } |
| 3183 | |
| 3184 | /* If DXE use external descriptor, registers are not needed to be programmed |
| 3185 | * Just after finish to program descriptor, tirigger to send */ |
| 3186 | if(channelEntry->extraConfig.chan_mask & WLANDXE_CH_CTRL_EDEN_MASK) |
| 3187 | { |
| 3188 | /* Issue a dummy read from the DXE descriptor DDR location to |
| 3189 | ensure that any previously posted write to the descriptor |
| 3190 | completes. */ |
| 3191 | if(channelEntry->extraConfig.cw_ctrl_write_valid != firstDesc->descCtrl.ctrl) |
| 3192 | { |
| 3193 | //HDXE_ASSERT(0); |
| 3194 | } |
| 3195 | |
| 3196 | /* Everything is ready |
| 3197 | * Trigger to start DMA */ |
| 3198 | status = wpalWriteRegister(channelEntry->channelRegister.chDXECtrlRegAddr, |
| 3199 | channelEntry->extraConfig.chan_mask); |
| 3200 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3201 | { |
| 3202 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3203 | "dxeTXPushFrame Write Channel Ctrl Register fail"); |
| 3204 | return status; |
| 3205 | } |
| 3206 | |
| 3207 | /* Update channel head as next avaliable linked slot */ |
| 3208 | channelEntry->headCtrlBlk = currentCtrlBlk; |
| 3209 | |
| 3210 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 3211 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3212 | return status; |
| 3213 | } |
| 3214 | |
| 3215 | /* If DXE not use external descriptor, program each registers */ |
| 3216 | /* Circular buffer handle not need to program DESC register??? |
| 3217 | * GEN5 code not programed RING buffer case |
| 3218 | * REVISIT THIS !!!!!! */ |
| 3219 | if((WDTS_CHANNEL_TX_LOW_PRI == channelEntry->channelType) || |
| 3220 | (WDTS_CHANNEL_TX_HIGH_PRI == channelEntry->channelType)) |
| 3221 | { |
| 3222 | /* Destination address, assigned Work Q */ |
| 3223 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDadrlRegAddr, |
| 3224 | channelEntry->channelConfig.refWQ); |
| 3225 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3226 | { |
| 3227 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3228 | "dxeTXPushFrame Program dest address register fail"); |
| 3229 | return status; |
| 3230 | } |
| 3231 | /* If descriptor format is SHORT */ |
| 3232 | if(channelEntry->channelConfig.useShortDescFmt) |
| 3233 | { |
| 3234 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDadrhRegAddr, |
| 3235 | 0); |
| 3236 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3237 | { |
| 3238 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3239 | "dxeTXPushFrame Program dest address register fail"); |
| 3240 | return status; |
| 3241 | } |
| 3242 | } |
| 3243 | else |
| 3244 | { |
| 3245 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3246 | "dxeTXPushFrame LONG Descriptor Format!!!"); |
| 3247 | } |
| 3248 | } |
| 3249 | #ifdef WLANDXE_TEST_CHANNEL_ENABLE |
| 3250 | else if(WDTS_CHANNEL_H2H_TEST_TX == channelEntry->channelType) |
| 3251 | { |
| 3252 | /* Destination address, Physical memory address */ |
| 3253 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDadrlRegAddr, |
| 3254 | WLANDXE_U32_SWAP_ENDIAN(firstDesc->dxedesc.dxe_short_desc.dstMemAddrL)); |
| 3255 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3256 | { |
| 3257 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3258 | "dxeTXPushFrame Program dest address register fail"); |
| 3259 | return status; |
| 3260 | } |
| 3261 | /* If descriptor format is SHORT */ |
| 3262 | if(channelEntry->channelConfig.useShortDescFmt) |
| 3263 | { |
| 3264 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDadrhRegAddr, |
| 3265 | 0); |
| 3266 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3267 | { |
| 3268 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3269 | "dxeTXPushFrame Program dest address register fail"); |
| 3270 | return status; |
| 3271 | } |
| 3272 | } |
| 3273 | else |
| 3274 | { |
| 3275 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3276 | "dxeTXPushFrame LONG Descriptor Format!!!"); |
| 3277 | } |
| 3278 | } |
| 3279 | #endif /* WLANDXE_TEST_CHANNEL_ENABLE */ |
| 3280 | |
| 3281 | /* Program Source address register |
| 3282 | * This address is already programmed into DXE Descriptor |
| 3283 | * But register also upadte */ |
| 3284 | status = wpalWriteRegister(channelEntry->channelRegister.chDXESadrlRegAddr, |
| 3285 | WLANDXE_U32_SWAP_ENDIAN(firstDesc->dxedesc.dxe_short_desc.srcMemAddrL)); |
| 3286 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3287 | { |
| 3288 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3289 | "dxeTXPushFrame Program src address register fail"); |
| 3290 | return status; |
| 3291 | } |
| 3292 | /* If descriptor format is SHORT */ |
| 3293 | if(channelEntry->channelConfig.useShortDescFmt) |
| 3294 | { |
| 3295 | status = wpalWriteRegister(channelEntry->channelRegister.chDXESadrhRegAddr, |
| 3296 | 0); |
| 3297 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3298 | { |
| 3299 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3300 | "dxeTXPushFrame Program dest address register fail"); |
| 3301 | return status; |
| 3302 | } |
| 3303 | } |
| 3304 | else |
| 3305 | { |
| 3306 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3307 | "dxeTXPushFrame LONG Descriptor Format!!!"); |
| 3308 | } |
| 3309 | |
| 3310 | /* Linked list Descriptor pointer */ |
| 3311 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDesclRegAddr, |
| 3312 | channelEntry->headCtrlBlk->linkedDescPhyAddr); |
| 3313 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3314 | { |
| 3315 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3316 | "dxeTXPushFrame Write DESC Address register fail"); |
| 3317 | return status; |
| 3318 | } |
| 3319 | /* If descriptor format is SHORT */ |
| 3320 | if(channelEntry->channelConfig.useShortDescFmt) |
| 3321 | { |
| 3322 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDeschRegAddr, |
| 3323 | 0); |
| 3324 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3325 | { |
| 3326 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3327 | "dxeTXPushFrame Program dest address register fail"); |
| 3328 | return status; |
| 3329 | } |
| 3330 | } |
| 3331 | else |
| 3332 | { |
| 3333 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3334 | "dxeTXPushFrame LONG Descriptor Format!!!"); |
| 3335 | } |
| 3336 | |
| 3337 | /* Transfer Size */ |
| 3338 | xferSize = WLANDXE_U32_SWAP_ENDIAN(firstDesc->xfrSize); |
| 3339 | status = wpalWriteRegister(channelEntry->channelRegister.chDXESzRegAddr, |
| 3340 | xferSize); |
| 3341 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3342 | { |
| 3343 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3344 | "dxeTXPushFrame Write DESC Address register fail"); |
| 3345 | return status; |
| 3346 | } |
| 3347 | |
| 3348 | /* Everything is ready |
| 3349 | * Trigger to start DMA */ |
| 3350 | status = wpalWriteRegister(channelEntry->channelRegister.chDXECtrlRegAddr, |
| 3351 | channelEntry->extraConfig.chan_mask); |
| 3352 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3353 | { |
| 3354 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3355 | "dxeTXPushFrame Write Channel Ctrl Register fail"); |
| 3356 | return status; |
| 3357 | } |
| 3358 | |
| 3359 | /* Update channel head as next avaliable linked slot */ |
| 3360 | channelEntry->headCtrlBlk = currentCtrlBlk; |
| 3361 | |
| 3362 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 3363 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3364 | return status; |
| 3365 | } |
| 3366 | |
| 3367 | /*========================================================================== |
| 3368 | @ Function Name |
| 3369 | dxeTXCompFrame |
| 3370 | |
| 3371 | @ Description |
| 3372 | TX Frame transfer complete event handler |
| 3373 | |
| 3374 | @ Parameters |
| 3375 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 3376 | DXE host driver main control block |
| 3377 | WLANDXE_ChannelCBType *channelEntry |
| 3378 | Channel specific control block |
| 3379 | |
| 3380 | @ Return |
| 3381 | PAL_STATUS_T |
| 3382 | ===========================================================================*/ |
| 3383 | static wpt_status dxeTXCompFrame |
| 3384 | ( |
| 3385 | WLANDXE_CtrlBlkType *hostCtxt, |
| 3386 | WLANDXE_ChannelCBType *channelEntry |
| 3387 | ) |
| 3388 | { |
| 3389 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 3390 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = NULL; |
| 3391 | WLANDXE_DescType *currentDesc = NULL; |
| 3392 | wpt_uint32 descCtrlValue = 0; |
| 3393 | unsigned int *lowThreshold = NULL; |
| 3394 | |
| 3395 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 3396 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3397 | |
| 3398 | /* Sanity */ |
| 3399 | if((NULL == hostCtxt) || (NULL == channelEntry)) |
| 3400 | { |
| 3401 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3402 | "dxeTXCompFrame Invalid ARG"); |
| 3403 | return eWLAN_PAL_STATUS_E_INVAL; |
| 3404 | } |
| 3405 | |
| 3406 | if(NULL == hostCtxt->txCompCB) |
| 3407 | { |
| 3408 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3409 | "dxeTXCompFrame TXCompCB is not registered"); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3410 | return eWLAN_PAL_STATUS_SUCCESS; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3411 | } |
| 3412 | |
Madan Mohan Koyyalamudi | b2cb8be | 2012-11-27 15:07:43 -0800 | [diff] [blame] | 3413 | status = wpalMutexAcquire(&channelEntry->dxeChannelLock); |
| 3414 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3415 | { |
| 3416 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3417 | "dxeTXCompFrame Mutex Acquire fail"); |
| 3418 | return status; |
| 3419 | } |
| 3420 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3421 | currentCtrlBlk = channelEntry->tailCtrlBlk; |
| 3422 | currentDesc = currentCtrlBlk->linkedDesc; |
| 3423 | |
| 3424 | if( currentCtrlBlk == channelEntry->headCtrlBlk ) |
| 3425 | { |
Madan Mohan Koyyalamudi | b2cb8be | 2012-11-27 15:07:43 -0800 | [diff] [blame] | 3426 | status = wpalMutexRelease(&channelEntry->dxeChannelLock); |
| 3427 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3428 | { |
| 3429 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3430 | "dxeTXCompFrame Mutex Release fail"); |
| 3431 | return status; |
| 3432 | } |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3433 | return eWLAN_PAL_STATUS_SUCCESS; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3434 | } |
| 3435 | |
| 3436 | /* */ |
| 3437 | while(1) |
| 3438 | { |
| 3439 | // HDXE_ASSERT(WLAN_PAL_IS_STATUS_SUCCESS(WLAN_RivaValidateDesc(currentDesc))); |
| 3440 | descCtrlValue = currentDesc->descCtrl.ctrl; |
| 3441 | if((descCtrlValue & WLANDXE_DESC_CTRL_VALID)) |
| 3442 | { |
| 3443 | /* caught up with head, bail out */ |
| 3444 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_MED, |
| 3445 | "dxeTXCompFrame caught up with head - next DESC has VALID set"); |
| 3446 | break; |
| 3447 | } |
| 3448 | |
| 3449 | HDXE_ASSERT(currentCtrlBlk->xfrFrame != NULL); |
| 3450 | channelEntry->numFreeDesc++; |
| 3451 | channelEntry->numRsvdDesc--; |
| 3452 | |
| 3453 | /* Send Frame TX Complete notification with frame start fragment location */ |
| 3454 | if(WLANDXE_U32_SWAP_ENDIAN(descCtrlValue) & WLANDXE_DESC_CTRL_EOP) |
| 3455 | { |
| 3456 | hostCtxt->txCompletedFrames--; |
| 3457 | #ifdef FEATURE_R33D |
| 3458 | wpalFreeTxFrame(currentCtrlBlk->shadowBufferVa); |
| 3459 | #else |
| 3460 | status = wpalUnlockPacket(currentCtrlBlk->xfrFrame); |
| 3461 | if (eWLAN_PAL_STATUS_SUCCESS != status) |
| 3462 | { |
| 3463 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3464 | "dxeRXFrameReady unable to unlock packet"); |
Madan Mohan Koyyalamudi | b2cb8be | 2012-11-27 15:07:43 -0800 | [diff] [blame] | 3465 | status = wpalMutexRelease(&channelEntry->dxeChannelLock); |
| 3466 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3467 | { |
| 3468 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3469 | "dxeTXCompFrame Mutex Release fail"); |
| 3470 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3471 | return status; |
| 3472 | } |
| 3473 | #endif /* FEATURE_R33D */ |
| 3474 | hostCtxt->txCompCB(hostCtxt->clientCtxt, |
| 3475 | currentCtrlBlk->xfrFrame, |
| 3476 | eWLAN_PAL_STATUS_SUCCESS); |
| 3477 | channelEntry->numFragmentCurrentChain = 0; |
| 3478 | } |
| 3479 | currentCtrlBlk = currentCtrlBlk->nextCtrlBlk; |
| 3480 | currentDesc = currentCtrlBlk->linkedDesc; |
| 3481 | |
| 3482 | /* Break condition |
| 3483 | * Head control block is the control block must be programed for the next TX |
| 3484 | * so, head control block is not programmed control block yet |
| 3485 | * if loop encounte head control block, stop to complete |
| 3486 | * in theory, COMP CB must be called already ??? */ |
| 3487 | if(currentCtrlBlk == channelEntry->headCtrlBlk) |
| 3488 | { |
| 3489 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_MED, |
| 3490 | "dxeTXCompFrame caught up with head ptr"); |
| 3491 | break; |
| 3492 | } |
| 3493 | /* VALID Bit check ???? */ |
| 3494 | } |
| 3495 | |
| 3496 | /* Tail and Head Control block must be same */ |
| 3497 | channelEntry->tailCtrlBlk = currentCtrlBlk; |
| 3498 | |
| 3499 | lowThreshold = channelEntry->channelType == WDTS_CHANNEL_TX_LOW_PRI? |
| 3500 | &(hostCtxt->txCompInt.txLowResourceThreshold_LoPriCh): |
| 3501 | &(hostCtxt->txCompInt.txLowResourceThreshold_HiPriCh); |
| 3502 | |
| 3503 | /* If specific channel hit low resource condition send notification to upper layer */ |
| 3504 | if((eWLAN_PAL_TRUE == channelEntry->hitLowResource) && |
| 3505 | (channelEntry->numFreeDesc > *lowThreshold)) |
| 3506 | { |
| 3507 | /* Change it back if we raised it for fetching a remaining packet from TL */ |
| 3508 | if(WLANDXE_TX_LOW_RES_THRESHOLD > *lowThreshold) |
| 3509 | { |
| 3510 | *lowThreshold = WLANDXE_TX_LOW_RES_THRESHOLD; |
| 3511 | } |
| 3512 | |
| 3513 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 3514 | "DXE TX %d channel recovered from low resource", channelEntry->channelType); |
| 3515 | hostCtxt->lowResourceCB(hostCtxt->clientCtxt, |
| 3516 | channelEntry->channelType, |
| 3517 | eWLAN_PAL_TRUE); |
| 3518 | channelEntry->hitLowResource = eWLAN_PAL_FALSE; |
Madan Mohan Koyyalamudi | ea77701 | 2012-10-31 14:22:34 -0700 | [diff] [blame] | 3519 | wpalTimerStop(&channelEntry->healthMonitorTimer); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3520 | } |
| 3521 | |
Madan Mohan Koyyalamudi | b2cb8be | 2012-11-27 15:07:43 -0800 | [diff] [blame] | 3522 | status = wpalMutexRelease(&channelEntry->dxeChannelLock); |
| 3523 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3524 | { |
| 3525 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3526 | "dxeTXCompFrame Mutex Release fail"); |
| 3527 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3528 | |
| 3529 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 3530 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3531 | return status; |
| 3532 | } |
| 3533 | |
| 3534 | /*========================================================================== |
| 3535 | @ Function Name |
| 3536 | dxeTXEventHandler |
| 3537 | |
| 3538 | @ Description |
| 3539 | If DXE HW sends TX related interrupt, this event handler will be called |
| 3540 | Handle higher priority channel first |
| 3541 | Figureout why interrupt happen and call appropriate final even handler |
| 3542 | TX complete or error happen |
| 3543 | |
| 3544 | @ Parameters |
| 3545 | void *msgPtr |
| 3546 | Even MSG |
| 3547 | |
| 3548 | @ Return |
| 3549 | PAL_STATUS_T |
| 3550 | ===========================================================================*/ |
| 3551 | void dxeTXEventHandler |
| 3552 | ( |
| 3553 | wpt_msg *msgPtr |
| 3554 | ) |
| 3555 | { |
| 3556 | wpt_msg *msgContent = (wpt_msg *)msgPtr; |
| 3557 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
| 3558 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 3559 | wpt_uint32 intSrc = 0; |
| 3560 | wpt_uint32 chStat = 0; |
| 3561 | WLANDXE_ChannelCBType *channelCb = NULL; |
| 3562 | |
Madan Mohan Koyyalamudi | 48e375a | 2012-09-24 13:19:17 -0700 | [diff] [blame] | 3563 | wpt_uint8 bEnableISR = 0; |
Madan Mohan Koyyalamudi | dfd6aa8 | 2012-10-18 20:18:43 -0700 | [diff] [blame] | 3564 | static wpt_uint8 successiveIntWithIMPS; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3565 | |
| 3566 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 3567 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3568 | |
| 3569 | dxeCtxt = (WLANDXE_CtrlBlkType *)(msgContent->pContext); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3570 | dxeCtxt->ucTxMsgCnt = 0; |
| 3571 | |
| 3572 | if(eWLAN_PAL_TRUE == dxeCtxt->driverReloadInProcessing) |
| 3573 | { |
| 3574 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3575 | "wlan: TX COMP WLAN Driver re-loading in progress"); |
| 3576 | return; |
| 3577 | } |
| 3578 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3579 | /* Return from here if the RIVA is in IMPS, to avoid register access */ |
| 3580 | if(WLANDXE_POWER_STATE_IMPS == dxeCtxt->hostPowerState) |
| 3581 | { |
Madan Mohan Koyyalamudi | 48e375a | 2012-09-24 13:19:17 -0700 | [diff] [blame] | 3582 | successiveIntWithIMPS++; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3583 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 48e375a | 2012-09-24 13:19:17 -0700 | [diff] [blame] | 3584 | "dxeTXEventHandler IMPS TX COMP INT successiveIntWithIMPS %d", successiveIntWithIMPS); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3585 | status = dxeTXCompFrame(dxeCtxt, &dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI]); |
| 3586 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3587 | { |
| 3588 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 48e375a | 2012-09-24 13:19:17 -0700 | [diff] [blame] | 3589 | "dxeTXEventHandler IMPS HC COMP interrupt fail"); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3590 | } |
Madan Mohan Koyyalamudi | 1bed598 | 2012-10-22 14:38:06 -0700 | [diff] [blame] | 3591 | |
Madan Mohan Koyyalamudi | 48e375a | 2012-09-24 13:19:17 -0700 | [diff] [blame] | 3592 | status = dxeTXCompFrame(dxeCtxt, &dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI]); |
| 3593 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3594 | { |
| 3595 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3596 | "dxeTXEventHandler IMPS LC COMP interrupt fail"); |
| 3597 | } |
| 3598 | |
| 3599 | if(((dxeCtxt->txCompletedFrames) && |
| 3600 | (eWLAN_PAL_FALSE == dxeCtxt->txIntEnable)) && |
| 3601 | (successiveIntWithIMPS == 1)) |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3602 | { |
| 3603 | dxeCtxt->txIntEnable = eWLAN_PAL_TRUE; |
| 3604 | wpalEnableInterrupt(DXE_INTERRUPT_TX_COMPLE); |
| 3605 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 3606 | "TX COMP INT Enabled, remain TX frame count on ring %d", |
| 3607 | dxeCtxt->txCompletedFrames); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3608 | /*Kicking the DXE after the TX Complete interrupt was enabled - to avoid |
| 3609 | the posibility of a race*/ |
| 3610 | dxePsComplete(dxeCtxt, eWLAN_PAL_TRUE); |
| 3611 | } |
Madan Mohan Koyyalamudi | 48e375a | 2012-09-24 13:19:17 -0700 | [diff] [blame] | 3612 | else |
| 3613 | { |
| 3614 | dxeCtxt->txIntEnable = eWLAN_PAL_FALSE; |
| 3615 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3616 | "TX COMP INT NOT Enabled, RIVA still wake up? remain TX frame count on ring %d, successiveIntWithIMPS %d", |
| 3617 | dxeCtxt->txCompletedFrames, successiveIntWithIMPS); |
| 3618 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3619 | return; |
| 3620 | } |
| 3621 | |
Madan Mohan Koyyalamudi | 48e375a | 2012-09-24 13:19:17 -0700 | [diff] [blame] | 3622 | successiveIntWithIMPS = 0; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3623 | if((!dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI].extraConfig.chEnabled) || |
| 3624 | (!dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI].extraConfig.chEnabled)) |
| 3625 | { |
| 3626 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3627 | "DXE already stopped in TX event handler. Just return"); |
| 3628 | return; |
| 3629 | } |
| 3630 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3631 | /* Disable device interrupt */ |
| 3632 | /* Read whole interrupt mask register and exclusive only this channel int */ |
| 3633 | status = wpalReadRegister(WLANDXE_INT_SRC_RAW_ADDRESS, |
| 3634 | &intSrc); |
| 3635 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3636 | { |
| 3637 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3638 | "dxeTXCompleteEventHandler Read INT_DONE_SRC register fail"); |
| 3639 | return; |
| 3640 | } |
| 3641 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_MED, |
| 3642 | "TX Event Handler INT Source 0x%x", intSrc); |
| 3643 | |
| 3644 | /* Test High Priority Channel is the INT source or not */ |
| 3645 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI]; |
| 3646 | if(intSrc & (1 << channelCb->assignedDMAChannel)) |
| 3647 | { |
| 3648 | status = dxeChannelCleanInt(channelCb, &chStat); |
| 3649 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3650 | { |
| 3651 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3652 | "dxeTXEventHandler INT Clean up fail"); |
| 3653 | return; |
| 3654 | } |
| 3655 | |
| 3656 | if(WLANDXE_CH_STAT_INT_ERR_MASK & chStat) |
| 3657 | { |
| 3658 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 3659 | "%11s : 0x%x Error Reported, Reload Driver", |
| 3660 | channelType[channelCb->channelType], chStat); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame^] | 3661 | |
| 3662 | dxeErrChannelDebug(channelCb); |
| 3663 | |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 3664 | dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE; |
| 3665 | wpalWlanReload(); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3666 | } |
| 3667 | else if(WLANDXE_CH_STAT_INT_DONE_MASK & chStat) |
| 3668 | { |
| 3669 | /* Handle TX complete for high priority channel */ |
| 3670 | status = dxeTXCompFrame(dxeCtxt, |
| 3671 | channelCb); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3672 | bEnableISR = 1; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3673 | } |
| 3674 | else if(WLANDXE_CH_STAT_INT_ED_MASK & chStat) |
| 3675 | { |
| 3676 | /* Handle TX complete for high priority channel */ |
| 3677 | status = dxeTXCompFrame(dxeCtxt, |
| 3678 | channelCb); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3679 | bEnableISR = 1; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3680 | } |
| 3681 | else |
| 3682 | { |
| 3683 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3684 | "dxeTXEventHandler TX HI status=%x", chStat); |
| 3685 | } |
| 3686 | |
| 3687 | if(WLANDXE_CH_STAT_MASKED_MASK & chStat) |
| 3688 | { |
| 3689 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_HIGH, |
| 3690 | "dxeTXEventHandler TX HIGH Channel Masked Unmask it!!!!"); |
| 3691 | } |
| 3692 | |
| 3693 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_HIGH, |
| 3694 | "TX HIGH STAT 0x%x RESRVD %d", chStat, channelCb->numRsvdDesc); |
| 3695 | } |
| 3696 | |
| 3697 | /* Test Low Priority Channel interrupt is enabled or not */ |
| 3698 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI]; |
| 3699 | if(intSrc & (1 << channelCb->assignedDMAChannel)) |
| 3700 | { |
| 3701 | status = dxeChannelCleanInt(channelCb, &chStat); |
| 3702 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3703 | { |
| 3704 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3705 | "dxeTXEventHandler INT Clean up fail"); |
| 3706 | return; |
| 3707 | } |
| 3708 | |
| 3709 | if(WLANDXE_CH_STAT_INT_ERR_MASK & chStat) |
| 3710 | { |
| 3711 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 3712 | "%11s : 0x%x Error Reported, Reload Driver", |
| 3713 | channelType[channelCb->channelType], chStat); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame^] | 3714 | |
| 3715 | dxeErrChannelDebug(channelCb); |
| 3716 | |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 3717 | dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE; |
| 3718 | wpalWlanReload(); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3719 | } |
| 3720 | else if(WLANDXE_CH_STAT_INT_DONE_MASK & chStat) |
| 3721 | { |
| 3722 | /* Handle TX complete for low priority channel */ |
| 3723 | status = dxeTXCompFrame(dxeCtxt, |
| 3724 | channelCb); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3725 | bEnableISR = 1; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3726 | } |
| 3727 | else if(WLANDXE_CH_STAT_INT_ED_MASK & chStat) |
| 3728 | { |
| 3729 | /* Handle TX complete for low priority channel */ |
| 3730 | status = dxeTXCompFrame(dxeCtxt, |
| 3731 | channelCb); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3732 | bEnableISR = 1; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3733 | } |
| 3734 | else |
| 3735 | { |
| 3736 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3737 | "dxeTXEventHandler TX LO status=%x", chStat); |
| 3738 | } |
| 3739 | |
| 3740 | if(WLANDXE_CH_STAT_MASKED_MASK & chStat) |
| 3741 | { |
| 3742 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_HIGH, |
| 3743 | "dxeTXEventHandler TX Low Channel Masked Unmask it!!!!"); |
| 3744 | } |
| 3745 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
| 3746 | "TX LOW STAT 0x%x RESRVD %d", chStat, channelCb->numRsvdDesc); |
| 3747 | } |
| 3748 | |
| 3749 | |
| 3750 | #ifdef WLANDXE_TEST_CHANNEL_ENABLE |
| 3751 | /* Test H2H TX Channel interrupt is enabled or not */ |
| 3752 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_H2H_TEST_TX]; |
| 3753 | if(intSrc & (1 << channelCb->assignedDMAChannel)) |
| 3754 | { |
| 3755 | status = wpalReadRegister(channelCb->channelRegister.chDXEStatusRegAddr, |
| 3756 | &chStat); |
| 3757 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3758 | { |
| 3759 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3760 | "dxeChannelCleanInt Read CH STAT register fail"); |
| 3761 | return; |
| 3762 | } |
| 3763 | |
| 3764 | if(WLANDXE_CH_STAT_INT_ERR_MASK & chStat) |
| 3765 | { |
| 3766 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 3767 | "%11s : 0x%x Error Reported, Reload Driver", |
| 3768 | channelType[channelCb->channelType], chStat); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame^] | 3769 | |
| 3770 | dxeErrChannelDebug(channelCb); |
| 3771 | |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 3772 | dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE; |
| 3773 | wpalWlanReload(); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3774 | } |
| 3775 | else if(WLANDXE_CH_STAT_INT_DONE_MASK & chStat) |
| 3776 | { |
| 3777 | /* Handle TX complete for high priority channel */ |
| 3778 | status = dxeTXCompFrame(dxeCtxt, |
| 3779 | channelCb); |
| 3780 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3781 | { |
| 3782 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3783 | "dxeTXEventHandler INT Clean up fail"); |
| 3784 | return; |
| 3785 | } |
| 3786 | } |
| 3787 | else |
| 3788 | { |
| 3789 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3790 | "unexpected channel state %d", chStat); |
| 3791 | } |
| 3792 | } |
| 3793 | #endif /* WLANDXE_TEST_CHANNEL_ENABLE */ |
| 3794 | |
| 3795 | if((bEnableISR || (dxeCtxt->txCompletedFrames)) && |
| 3796 | (eWLAN_PAL_FALSE == dxeCtxt->txIntEnable)) |
| 3797 | { |
| 3798 | dxeCtxt->txIntEnable = eWLAN_PAL_TRUE; |
| 3799 | wpalEnableInterrupt(DXE_INTERRUPT_TX_COMPLE); |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 3800 | if(0 != dxeCtxt->txCompletedFrames) |
| 3801 | { |
| 3802 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 3803 | "TX COMP INT Enabled, remain TX frame count on ring %d", |
| 3804 | dxeCtxt->txCompletedFrames); |
| 3805 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3806 | } |
| 3807 | |
| 3808 | /*Kicking the DXE after the TX Complete interrupt was enabled - to avoid |
| 3809 | the posibility of a race*/ |
| 3810 | dxePsComplete(dxeCtxt, eWLAN_PAL_TRUE); |
| 3811 | |
| 3812 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 3813 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3814 | return; |
| 3815 | } |
| 3816 | |
| 3817 | |
| 3818 | /*========================================================================== |
| 3819 | @ Function Name |
| 3820 | dxeTXCompleteProcessing |
| 3821 | |
| 3822 | @ Description |
| 3823 | If DXE HW sends TX related interrupt, this event handler will be called |
| 3824 | Handle higher priority channel first |
| 3825 | Figureout why interrupt happen and call appropriate final even handler |
| 3826 | TX complete or error happen |
| 3827 | |
| 3828 | @ Parameters |
| 3829 | dxeCtxt DXE context |
| 3830 | |
| 3831 | @ Return |
| 3832 | PAL_STATUS_T |
| 3833 | ===========================================================================*/ |
| 3834 | void dxeTXCompleteProcessing |
| 3835 | ( |
| 3836 | WLANDXE_CtrlBlkType *dxeCtxt |
| 3837 | ) |
| 3838 | { |
| 3839 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 3840 | WLANDXE_ChannelCBType *channelCb = NULL; |
| 3841 | |
| 3842 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 3843 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3844 | |
| 3845 | /* Test High Priority Channel is the INT source or not */ |
| 3846 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI]; |
| 3847 | |
| 3848 | /* Handle TX complete for high priority channel */ |
| 3849 | status = dxeTXCompFrame(dxeCtxt, channelCb); |
| 3850 | |
| 3851 | /* Test Low Priority Channel interrupt is enabled or not */ |
| 3852 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI]; |
| 3853 | |
| 3854 | /* Handle TX complete for low priority channel */ |
| 3855 | status = dxeTXCompFrame(dxeCtxt, channelCb); |
| 3856 | |
| 3857 | if((eWLAN_PAL_FALSE == dxeCtxt->txIntEnable) && |
| 3858 | ((dxeCtxt->txCompletedFrames > 0) || |
| 3859 | (WLANDXE_POWER_STATE_FULL == dxeCtxt->hostPowerState))) |
| 3860 | { |
| 3861 | dxeCtxt->txIntEnable = eWLAN_PAL_TRUE; |
| 3862 | wpalEnableInterrupt(DXE_INTERRUPT_TX_COMPLE); |
| 3863 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 3864 | "%s %s : %d, %s : %d", __func__, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3865 | channelType[dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI].channelType], |
| 3866 | dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI].numRsvdDesc, |
| 3867 | channelType[dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI].channelType], |
| 3868 | dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI].numRsvdDesc); |
Leo Chang | ac1d361 | 2013-07-01 15:15:51 -0700 | [diff] [blame] | 3869 | |
| 3870 | if((WLANDXE_POWER_STATE_FULL != dxeCtxt->hostPowerState) && |
| 3871 | (eWLAN_PAL_FALSE == tempDxeCtrlBlk->smsmToggled)) |
| 3872 | { |
| 3873 | /* After TX Comp processing, still remaining frame on the DXE TX ring |
| 3874 | * And when push frame, RING was not empty marked |
| 3875 | * Then when push frame, no SMSM toggle happen |
| 3876 | * To avoid permanent TX stall, SMSM toggle is needed at here |
| 3877 | * With this toggle, host should gaurantee SMSM state should be changed */ |
| 3878 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 3879 | dxeNotifySmsm(eWLAN_PAL_TRUE, eWLAN_PAL_FALSE); |
| 3880 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3881 | } |
| 3882 | |
| 3883 | /*Kicking the DXE after the TX Complete interrupt was enabled - to avoid |
| 3884 | the posibility of a race*/ |
| 3885 | dxePsComplete(dxeCtxt, eWLAN_PAL_FALSE); |
| 3886 | |
| 3887 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 3888 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3889 | return; |
| 3890 | } |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 3891 | |
| 3892 | /*========================================================================== |
| 3893 | @ Function Name |
| 3894 | dxeTXReSyncDesc |
| 3895 | |
| 3896 | @ Description |
| 3897 | When STA comeout from IMPS, check DXE TX next transfer candidate descriptor |
| 3898 | And HW programmed descriptor. |
| 3899 | If any async happen between HW/SW TX stall will happen |
| 3900 | |
| 3901 | @ Parameters |
| 3902 | void *msgPtr |
| 3903 | Message pointer to sync with TX thread |
| 3904 | |
| 3905 | @ Return |
| 3906 | NONE |
| 3907 | ===========================================================================*/ |
| 3908 | void dxeTXReSyncDesc |
| 3909 | ( |
| 3910 | wpt_msg *msgPtr |
| 3911 | ) |
| 3912 | { |
| 3913 | wpt_msg *msgContent = (wpt_msg *)msgPtr; |
| 3914 | WLANDXE_CtrlBlkType *pDxeCtrlBlk; |
| 3915 | wpt_uint32 nextDescReg; |
| 3916 | WLANDXE_ChannelCBType *channelEntry; |
| 3917 | WLANDXE_DescCtrlBlkType *validCtrlBlk; |
| 3918 | wpt_uint32 descLoop; |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 3919 | wpt_uint32 channelLoop; |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 3920 | |
| 3921 | if(NULL == msgContent) |
| 3922 | { |
| 3923 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3924 | "dxeTXReSyncDesc Invalid Control Block"); |
| 3925 | return; |
| 3926 | } |
| 3927 | |
| 3928 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 3929 | "dxeTXReSyncDesc Try to re-sync TX channel if any problem"); |
| 3930 | pDxeCtrlBlk = (WLANDXE_CtrlBlkType *)(msgContent->pContext); |
| 3931 | |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 3932 | for(channelLoop = WDTS_CHANNEL_TX_LOW_PRI; channelLoop < WDTS_CHANNEL_RX_LOW_PRI; channelLoop++) |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 3933 | { |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 3934 | channelEntry = &pDxeCtrlBlk->dxeChannel[channelLoop]; |
| 3935 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 3936 | "%11s : Try to detect TX descriptor async", channelType[channelEntry->channelType]); |
| 3937 | wpalReadRegister(channelEntry->channelRegister.chDXEDesclRegAddr, |
| 3938 | &nextDescReg); |
| 3939 | /* Async detect without TX pending frame */ |
| 3940 | if(channelEntry->tailCtrlBlk == channelEntry->headCtrlBlk) |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 3941 | { |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 3942 | if(nextDescReg != channelEntry->tailCtrlBlk->linkedDescPhyAddr) |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 3943 | { |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 3944 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 3945 | "TX Async no Pending frame"); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame^] | 3946 | |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 3947 | dxeChannelMonitor("!!! TX Async no Pending frame !!!", channelEntry, NULL); |
| 3948 | dxeChannelRegisterDump(channelEntry, "!!! TX Async no Pending frame !!!", NULL); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame^] | 3949 | |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 3950 | wpalWriteRegister(channelEntry->channelRegister.chDXEDesclRegAddr, |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 3951 | channelEntry->tailCtrlBlk->linkedDescPhyAddr); |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 3952 | } |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 3953 | } |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 3954 | /* Async detect with some TX pending frames |
| 3955 | * next descriptor register should sync with first valid descriptor */ |
| 3956 | else |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 3957 | { |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 3958 | validCtrlBlk = channelEntry->tailCtrlBlk; |
| 3959 | for(descLoop = 0; descLoop < channelEntry->numDesc; descLoop++) |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 3960 | { |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 3961 | if(validCtrlBlk->linkedDesc->descCtrl.ctrl & WLANDXE_DESC_CTRL_VALID) |
| 3962 | { |
| 3963 | if(nextDescReg != validCtrlBlk->linkedDescPhyAddr) |
| 3964 | { |
| 3965 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 3966 | "TX Async"); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame^] | 3967 | |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 3968 | dxeChannelMonitor("!!! TX Async !!!", channelEntry, NULL); |
| 3969 | dxeChannelRegisterDump(channelEntry, "!!! TX Async !!!", NULL); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame^] | 3970 | |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 3971 | wpalWriteRegister(channelEntry->channelRegister.chDXEDesclRegAddr, |
| 3972 | validCtrlBlk->linkedDescPhyAddr); |
| 3973 | } |
| 3974 | break; |
| 3975 | } |
| 3976 | validCtrlBlk = (WLANDXE_DescCtrlBlkType *)validCtrlBlk->nextCtrlBlk; |
| 3977 | if(validCtrlBlk == channelEntry->headCtrlBlk->nextCtrlBlk) |
| 3978 | { |
| 3979 | /* Finished to test till head control blcok, but could not find valid descriptor |
| 3980 | * from head to tail all descriptors are invalidated |
| 3981 | * host point of view head descriptor is next TX candidate |
| 3982 | * So, next descriptor control have to be programmed with head descriptor |
| 3983 | * check */ |
| 3984 | if(nextDescReg != channelEntry->headCtrlBlk->linkedDescPhyAddr) |
| 3985 | { |
| 3986 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Jeff Johnson | ab79c8d | 2012-12-10 14:30:13 -0800 | [diff] [blame] | 3987 | "TX Async with not completed transferred frames, next descriptor must be head"); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame^] | 3988 | |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 3989 | dxeChannelMonitor("!!! TX Async !!!", channelEntry, NULL); |
| 3990 | dxeChannelRegisterDump(channelEntry, "!!! TX Async !!!", NULL); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame^] | 3991 | |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 3992 | wpalWriteRegister(channelEntry->channelRegister.chDXEDesclRegAddr, |
| 3993 | validCtrlBlk->linkedDescPhyAddr); |
| 3994 | } |
| 3995 | break; |
| 3996 | } |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 3997 | } |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 3998 | } |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 3999 | } |
| 4000 | |
Madan Mohan Koyyalamudi | 5f57c10 | 2012-10-15 15:52:54 -0700 | [diff] [blame] | 4001 | /* HW/SW descriptor resync is done. |
| 4002 | * Next if there are any valid descriptor in chain, Push to HW again */ |
| 4003 | for(channelLoop = WDTS_CHANNEL_TX_LOW_PRI; channelLoop < WDTS_CHANNEL_RX_LOW_PRI; channelLoop++) |
| 4004 | { |
| 4005 | channelEntry = &pDxeCtrlBlk->dxeChannel[channelLoop]; |
| 4006 | if(channelEntry->tailCtrlBlk == channelEntry->headCtrlBlk) |
| 4007 | { |
| 4008 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 4009 | "%11s : No TX Pending frame", |
| 4010 | channelType[channelEntry->channelType]); |
| 4011 | /* No Pending frame, Do nothing */ |
| 4012 | } |
| 4013 | else |
| 4014 | { |
| 4015 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 4016 | "%11s : TX Pending frame, process it", |
| 4017 | channelType[channelEntry->channelType]); |
| 4018 | validCtrlBlk = channelEntry->tailCtrlBlk; |
| 4019 | for(descLoop = 0; descLoop < channelEntry->numDesc; descLoop++) |
| 4020 | { |
| 4021 | if(validCtrlBlk->linkedDesc->descCtrl.ctrl & WLANDXE_DESC_CTRL_VALID) |
| 4022 | { |
| 4023 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 4024 | "%11s : when exit IMPS found valid descriptor", |
| 4025 | channelType[channelEntry->channelType]); |
| 4026 | |
| 4027 | /* Found valid descriptor, kick DXE */ |
| 4028 | wpalWriteRegister(channelEntry->channelRegister.chDXECtrlRegAddr, |
| 4029 | channelEntry->extraConfig.chan_mask); |
| 4030 | break; |
| 4031 | } |
| 4032 | validCtrlBlk = (WLANDXE_DescCtrlBlkType *)validCtrlBlk->nextCtrlBlk; |
| 4033 | if(validCtrlBlk == channelEntry->headCtrlBlk->nextCtrlBlk) |
| 4034 | { |
| 4035 | /* Finished to test till head control blcok, but could not find valid descriptor |
| 4036 | * from head to tail all descriptors are invalidated */ |
| 4037 | break; |
| 4038 | } |
| 4039 | } |
| 4040 | } |
| 4041 | } |
| 4042 | |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 4043 | wpalMemoryFree(msgPtr); |
| 4044 | return; |
| 4045 | } |
| 4046 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4047 | /*========================================================================== |
| 4048 | @ Function Name |
| 4049 | dxeTXISR |
| 4050 | |
| 4051 | @ Description |
| 4052 | TX interrupt ISR |
| 4053 | Platform will call this function if INT is happen |
| 4054 | This function must be registered into platform interrupt module |
| 4055 | |
| 4056 | @ Parameters |
| 4057 | void *hostCtxt |
| 4058 | DXE host driver control context, |
| 4059 | pre registerd during interrupt registration |
| 4060 | |
| 4061 | @ Return |
| 4062 | PAL_STATUS_T |
| 4063 | ===========================================================================*/ |
| 4064 | static void dxeTXISR |
| 4065 | ( |
| 4066 | void *hostCtxt |
| 4067 | ) |
| 4068 | { |
| 4069 | WLANDXE_CtrlBlkType *dxeCtxt = (WLANDXE_CtrlBlkType *)hostCtxt; |
| 4070 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 4071 | #ifdef FEATURE_R33D |
| 4072 | wpt_uint32 regValue; |
| 4073 | #endif /* FEATURE_R33D */ |
| 4074 | |
| 4075 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 4076 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4077 | |
| 4078 | /* Return from here if the RIVA is in IMPS, to avoid register access */ |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 4079 | if(WLANDXE_POWER_STATE_DOWN == dxeCtxt->hostPowerState) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4080 | { |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 4081 | dxeCtxt->txIntEnable = eWLAN_PAL_FALSE; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4082 | /* Disable interrupt at here, |
| 4083 | IMPS or IMPS Pending state should not access RIVA register */ |
| 4084 | status = wpalDisableInterrupt(DXE_INTERRUPT_TX_COMPLE); |
| 4085 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4086 | { |
| 4087 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4088 | "dxeRXFrameReadyISR Disable RX ready interrupt fail"); |
| 4089 | return; |
| 4090 | } |
| 4091 | dxeCtxt->txIntDisabledByIMPS = eWLAN_PAL_TRUE; |
| 4092 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 4093 | "%s Riva is in %d, return from here ", __func__, dxeCtxt->hostPowerState); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4094 | return; |
| 4095 | } |
| 4096 | |
| 4097 | #ifdef FEATURE_R33D |
| 4098 | status = wpalReadRegister(WLANDXE_INT_SRC_RAW_ADDRESS, |
| 4099 | ®Value); |
| 4100 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4101 | { |
| 4102 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4103 | "dxeTXCompISR Read INT_SRC_RAW fail"); |
| 4104 | return; |
| 4105 | } |
| 4106 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 4107 | "INT_SRC_RAW 0x%x", regValue); |
| 4108 | if(0 == regValue) |
| 4109 | { |
| 4110 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 4111 | "This is not DXE Interrupt, Reject it"); |
| 4112 | return; |
| 4113 | } |
| 4114 | #endif /* FEATURE_R33D */ |
| 4115 | |
| 4116 | /* Disable TX Complete Interrupt at here */ |
| 4117 | status = wpalDisableInterrupt(DXE_INTERRUPT_TX_COMPLE); |
| 4118 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4119 | { |
| 4120 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4121 | "dxeTXCompISR Disable TX complete interrupt fail"); |
| 4122 | return; |
| 4123 | } |
| 4124 | dxeCtxt->txIntEnable = eWLAN_PAL_FALSE; |
| 4125 | |
| 4126 | |
| 4127 | if( dxeCtxt->ucTxMsgCnt ) |
| 4128 | { |
| 4129 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
| 4130 | "Avoiding serializing TX Complete event"); |
| 4131 | return; |
| 4132 | } |
| 4133 | |
| 4134 | dxeCtxt->ucTxMsgCnt = 1; |
| 4135 | |
| 4136 | /* Serialize TX complete interrupt upon TX thread */ |
| 4137 | HDXE_ASSERT(NULL != dxeCtxt->txIsrMsg); |
| 4138 | status = wpalPostTxMsg(WDI_GET_PAL_CTX(), |
| 4139 | dxeCtxt->txIsrMsg); |
| 4140 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4141 | { |
| 4142 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 4143 | "dxeTXCompISR interrupt serialize fail status=%d", status); |
| 4144 | } |
| 4145 | |
| 4146 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 4147 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4148 | return; |
| 4149 | } |
| 4150 | |
| 4151 | /*------------------------------------------------------------------------- |
| 4152 | * Global Function |
| 4153 | *-------------------------------------------------------------------------*/ |
| 4154 | /*========================================================================== |
| 4155 | @ Function Name |
| 4156 | WLANDXE_Open |
| 4157 | |
| 4158 | @ Description |
| 4159 | Open host DXE driver, allocate DXE resources |
| 4160 | Allocate, DXE local control block, DXE descriptor pool, DXE descriptor control block pool |
| 4161 | |
| 4162 | @ Parameters |
Jeff Johnson | a8a1a48 | 2012-12-12 16:49:33 -0800 | [diff] [blame] | 4163 | pVoid pAdapter : Driver global control block pointer |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4164 | |
| 4165 | @ Return |
| 4166 | pVoid DXE local module control block pointer |
| 4167 | ===========================================================================*/ |
| 4168 | void *WLANDXE_Open |
| 4169 | ( |
| 4170 | void |
| 4171 | ) |
| 4172 | { |
| 4173 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 4174 | unsigned int idx; |
| 4175 | WLANDXE_ChannelCBType *currentChannel = NULL; |
| 4176 | int smsmInitState; |
| 4177 | #ifdef WLANDXE_TEST_CHANNEL_ENABLE |
| 4178 | wpt_uint32 sIdx; |
| 4179 | WLANDXE_ChannelCBType *channel = NULL; |
| 4180 | WLANDXE_DescCtrlBlkType *crntDescCB = NULL; |
| 4181 | WLANDXE_DescCtrlBlkType *nextDescCB = NULL; |
| 4182 | #endif /* WLANDXE_TEST_CHANNEL_ENABLE */ |
| 4183 | |
| 4184 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 4185 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4186 | |
| 4187 | /* This is temporary allocation */ |
| 4188 | tempDxeCtrlBlk = (WLANDXE_CtrlBlkType *)wpalMemoryAllocate(sizeof(WLANDXE_CtrlBlkType)); |
| 4189 | if(NULL == tempDxeCtrlBlk) |
| 4190 | { |
| 4191 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4192 | "WLANDXE_Open Control Block Alloc Fail"); |
| 4193 | return NULL; |
| 4194 | } |
| 4195 | wpalMemoryZero(tempDxeCtrlBlk, sizeof(WLANDXE_CtrlBlkType)); |
| 4196 | |
| 4197 | status = dxeCommonDefaultConfig(tempDxeCtrlBlk); |
| 4198 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4199 | { |
| 4200 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4201 | "WLANDXE_Open Common Configuration Fail"); |
| 4202 | WLANDXE_Close(tempDxeCtrlBlk); |
| 4203 | return NULL; |
| 4204 | } |
| 4205 | |
| 4206 | for(idx = 0; idx < WDTS_CHANNEL_MAX; idx++) |
| 4207 | { |
| 4208 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 4209 | "WLANDXE_Open Channel %s Open Start", channelType[idx]); |
| 4210 | currentChannel = &tempDxeCtrlBlk->dxeChannel[idx]; |
| 4211 | if(idx == WDTS_CHANNEL_TX_LOW_PRI) |
| 4212 | { |
| 4213 | currentChannel->channelType = WDTS_CHANNEL_TX_LOW_PRI; |
| 4214 | } |
| 4215 | else if(idx == WDTS_CHANNEL_TX_HIGH_PRI) |
| 4216 | { |
| 4217 | currentChannel->channelType = WDTS_CHANNEL_TX_HIGH_PRI; |
| 4218 | } |
| 4219 | else if(idx == WDTS_CHANNEL_RX_LOW_PRI) |
| 4220 | { |
| 4221 | currentChannel->channelType = WDTS_CHANNEL_RX_LOW_PRI; |
| 4222 | } |
| 4223 | else if(idx == WDTS_CHANNEL_RX_HIGH_PRI) |
| 4224 | { |
| 4225 | currentChannel->channelType = WDTS_CHANNEL_RX_HIGH_PRI; |
| 4226 | } |
| 4227 | #ifdef WLANDXE_TEST_CHANNEL_ENABLE |
| 4228 | else if(idx == WDTS_CHANNEL_H2H_TEST_TX) |
| 4229 | { |
| 4230 | currentChannel->channelType = WDTS_CHANNEL_H2H_TEST_TX; |
| 4231 | } |
| 4232 | else if(idx == WDTS_CHANNEL_H2H_TEST_RX) |
| 4233 | { |
| 4234 | currentChannel->channelType = WDTS_CHANNEL_H2H_TEST_RX; |
| 4235 | } |
| 4236 | #endif /* WLANDXE_TEST_CHANNEL_ENABLE */ |
| 4237 | |
| 4238 | /* Config individual channels from channel default setup table */ |
| 4239 | status = dxeChannelDefaultConfig(tempDxeCtrlBlk, |
| 4240 | currentChannel); |
| 4241 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4242 | { |
| 4243 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4244 | "WLANDXE_Open Channel Basic Configuration Fail for channel %d", idx); |
| 4245 | WLANDXE_Close(tempDxeCtrlBlk); |
| 4246 | return NULL; |
| 4247 | } |
| 4248 | |
| 4249 | /* Allocate DXE Control Block will be used by host DXE driver */ |
| 4250 | status = dxeCtrlBlkAlloc(tempDxeCtrlBlk, currentChannel); |
| 4251 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4252 | { |
| 4253 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4254 | "WLANDXE_Open Alloc DXE Control Block Fail for channel %d", idx); |
| 4255 | |
| 4256 | WLANDXE_Close(tempDxeCtrlBlk); |
| 4257 | return NULL; |
| 4258 | } |
| 4259 | status = wpalMutexInit(¤tChannel->dxeChannelLock); |
| 4260 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4261 | { |
| 4262 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 4263 | "WLANDXE_Open Lock Init Fail for channel %d", idx); |
| 4264 | WLANDXE_Close(tempDxeCtrlBlk); |
| 4265 | return NULL; |
| 4266 | } |
| 4267 | |
Madan Mohan Koyyalamudi | ea77701 | 2012-10-31 14:22:34 -0700 | [diff] [blame] | 4268 | status = wpalTimerInit(¤tChannel->healthMonitorTimer, |
| 4269 | dxeHealthMonitorTimeout, |
| 4270 | (void *)currentChannel); |
| 4271 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4272 | { |
| 4273 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 4274 | "WLANDXE_Open Health Monitor timer init fail %d", idx); |
| 4275 | WLANDXE_Close(tempDxeCtrlBlk); |
| 4276 | return NULL; |
| 4277 | } |
| 4278 | |
| 4279 | currentChannel->healthMonitorMsg = (wpt_msg *)wpalMemoryAllocate(sizeof(wpt_msg)); |
| 4280 | if(NULL == currentChannel->healthMonitorMsg) |
| 4281 | { |
| 4282 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 4283 | "WLANDXE_Open Health Monitor MSG Alloc fail %d", idx); |
| 4284 | WLANDXE_Close(tempDxeCtrlBlk); |
| 4285 | return NULL; |
| 4286 | } |
| 4287 | wpalMemoryZero(currentChannel->healthMonitorMsg, sizeof(wpt_msg)); |
| 4288 | currentChannel->healthMonitorMsg->callback = dxeTXHealthMonitor; |
| 4289 | currentChannel->healthMonitorMsg->pContext = (void *)currentChannel; |
| 4290 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4291 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 4292 | "WLANDXE_Open Channel %s Open Success", channelType[idx]); |
| 4293 | } |
| 4294 | |
| 4295 | /* Allocate and Init RX READY ISR Serialize Buffer */ |
| 4296 | tempDxeCtrlBlk->rxIsrMsg = (wpt_msg *)wpalMemoryAllocate(sizeof(wpt_msg)); |
| 4297 | if(NULL == tempDxeCtrlBlk->rxIsrMsg) |
| 4298 | { |
| 4299 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4300 | "WLANDXE_Open Alloc RX ISR Fail"); |
| 4301 | WLANDXE_Close(tempDxeCtrlBlk); |
| 4302 | return NULL; |
| 4303 | } |
| 4304 | wpalMemoryZero(tempDxeCtrlBlk->rxIsrMsg, sizeof(wpt_msg)); |
| 4305 | tempDxeCtrlBlk->rxIsrMsg->callback = dxeRXEventHandler; |
| 4306 | tempDxeCtrlBlk->rxIsrMsg->pContext = (void *)tempDxeCtrlBlk; |
| 4307 | |
| 4308 | /* Allocate and Init TX COMP ISR Serialize Buffer */ |
| 4309 | tempDxeCtrlBlk->txIsrMsg = (wpt_msg *)wpalMemoryAllocate(sizeof(wpt_msg)); |
| 4310 | if(NULL == tempDxeCtrlBlk->txIsrMsg) |
| 4311 | { |
| 4312 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4313 | "WLANDXE_Open Alloc TX ISR Fail"); |
| 4314 | WLANDXE_Close(tempDxeCtrlBlk); |
| 4315 | return NULL; |
| 4316 | } |
| 4317 | wpalMemoryZero(tempDxeCtrlBlk->txIsrMsg, sizeof(wpt_msg)); |
| 4318 | tempDxeCtrlBlk->txIsrMsg->callback = dxeTXEventHandler; |
| 4319 | tempDxeCtrlBlk->txIsrMsg->pContext = (void *)tempDxeCtrlBlk; |
| 4320 | |
| 4321 | /* Allocate and Init RX Packet Available Serialize Message Buffer */ |
| 4322 | tempDxeCtrlBlk->rxPktAvailMsg = (wpt_msg *)wpalMemoryAllocate(sizeof(wpt_msg)); |
| 4323 | if(NULL == tempDxeCtrlBlk->rxPktAvailMsg) |
| 4324 | { |
| 4325 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4326 | "WLANDXE_Open Alloc RX Packet Available Message Fail"); |
| 4327 | WLANDXE_Close(tempDxeCtrlBlk); |
| 4328 | return NULL; |
| 4329 | } |
| 4330 | wpalMemoryZero(tempDxeCtrlBlk->rxPktAvailMsg, sizeof(wpt_msg)); |
| 4331 | tempDxeCtrlBlk->rxPktAvailMsg->callback = dxeRXPacketAvailableEventHandler; |
| 4332 | tempDxeCtrlBlk->rxPktAvailMsg->pContext = (void *)tempDxeCtrlBlk; |
| 4333 | |
| 4334 | tempDxeCtrlBlk->freeRXPacket = NULL; |
| 4335 | tempDxeCtrlBlk->dxeCookie = WLANDXE_CTXT_COOKIE; |
| 4336 | tempDxeCtrlBlk->rxIntDisabledByIMPS = eWLAN_PAL_FALSE; |
| 4337 | tempDxeCtrlBlk->txIntDisabledByIMPS = eWLAN_PAL_FALSE; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 4338 | tempDxeCtrlBlk->driverReloadInProcessing = eWLAN_PAL_FALSE; |
Leo Chang | ac1d361 | 2013-07-01 15:15:51 -0700 | [diff] [blame] | 4339 | tempDxeCtrlBlk->smsmToggled = eWLAN_PAL_FALSE; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4340 | |
| 4341 | /* Initialize SMSM state |
| 4342 | * Init State is |
| 4343 | * Clear TX Enable |
| 4344 | * RING EMPTY STATE */ |
| 4345 | smsmInitState = wpalNotifySmsm(WPAL_SMSM_WLAN_TX_ENABLE, |
| 4346 | WPAL_SMSM_WLAN_TX_RINGS_EMPTY); |
| 4347 | if(0 != smsmInitState) |
| 4348 | { |
| 4349 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4350 | "SMSM Channel init fail %d", smsmInitState); |
| 4351 | for(idx = 0; idx < WDTS_CHANNEL_MAX; idx++) |
| 4352 | { |
| 4353 | dxeChannelClose(tempDxeCtrlBlk, &tempDxeCtrlBlk->dxeChannel[idx]); |
| 4354 | } |
Madan Mohan Koyyalamudi | be3597f | 2012-11-15 17:33:55 -0800 | [diff] [blame] | 4355 | wpalMemoryFree(tempDxeCtrlBlk->rxIsrMsg); |
| 4356 | wpalMemoryFree(tempDxeCtrlBlk->txIsrMsg); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4357 | wpalMemoryFree(tempDxeCtrlBlk); |
| 4358 | return NULL; |
| 4359 | } |
| 4360 | |
| 4361 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 4362 | "WLANDXE_Open Success"); |
| 4363 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 4364 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4365 | return (void *)tempDxeCtrlBlk; |
| 4366 | } |
| 4367 | |
| 4368 | /*========================================================================== |
| 4369 | @ Function Name |
| 4370 | WLANDXE_ClientRegistration |
| 4371 | |
| 4372 | @ Description |
| 4373 | Make callback functions registration into DXE driver from DXE driver client |
| 4374 | |
| 4375 | @ Parameters |
| 4376 | pVoid pDXEContext : DXE module control block |
| 4377 | WDTS_RxFrameReadyCbType rxFrameReadyCB : RX Frame ready CB function pointer |
| 4378 | WDTS_TxCompleteCbType txCompleteCB : TX complete CB function pointer |
| 4379 | WDTS_LowResourceCbType lowResourceCB : Low DXE resource notification CB function pointer |
| 4380 | void *userContext : DXE Cliennt control block |
| 4381 | |
| 4382 | @ Return |
| 4383 | wpt_status |
| 4384 | ===========================================================================*/ |
| 4385 | wpt_status WLANDXE_ClientRegistration |
| 4386 | ( |
| 4387 | void *pDXEContext, |
| 4388 | WLANDXE_RxFrameReadyCbType rxFrameReadyCB, |
| 4389 | WLANDXE_TxCompleteCbType txCompleteCB, |
| 4390 | WLANDXE_LowResourceCbType lowResourceCB, |
| 4391 | void *userContext |
| 4392 | ) |
| 4393 | { |
| 4394 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 4395 | WLANDXE_CtrlBlkType *dxeCtxt; |
| 4396 | |
| 4397 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 4398 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4399 | |
| 4400 | /* Sanity */ |
| 4401 | if(NULL == pDXEContext) |
| 4402 | { |
| 4403 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4404 | "WLANDXE_ClientRegistration Invalid DXE CB"); |
| 4405 | return eWLAN_PAL_STATUS_E_INVAL; |
| 4406 | } |
| 4407 | |
| 4408 | if(NULL == rxFrameReadyCB) |
| 4409 | { |
| 4410 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4411 | "WLANDXE_ClientRegistration Invalid RX READY CB"); |
| 4412 | return eWLAN_PAL_STATUS_E_INVAL; |
| 4413 | } |
| 4414 | |
| 4415 | if(NULL == txCompleteCB) |
| 4416 | { |
| 4417 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4418 | "WLANDXE_ClientRegistration Invalid txCompleteCB"); |
| 4419 | return eWLAN_PAL_STATUS_E_INVAL; |
| 4420 | } |
| 4421 | |
| 4422 | if(NULL == lowResourceCB) |
| 4423 | { |
| 4424 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4425 | "WLANDXE_ClientRegistration Invalid lowResourceCB"); |
| 4426 | return eWLAN_PAL_STATUS_E_INVAL; |
| 4427 | } |
| 4428 | |
| 4429 | if(NULL == userContext) |
| 4430 | { |
| 4431 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4432 | "WLANDXE_ClientRegistration Invalid userContext"); |
| 4433 | return eWLAN_PAL_STATUS_E_INVAL; |
| 4434 | } |
| 4435 | |
| 4436 | dxeCtxt = (WLANDXE_CtrlBlkType *)pDXEContext; |
| 4437 | |
| 4438 | /* Assign */ |
| 4439 | dxeCtxt->rxReadyCB = rxFrameReadyCB; |
| 4440 | dxeCtxt->txCompCB = txCompleteCB; |
| 4441 | dxeCtxt->lowResourceCB = lowResourceCB; |
| 4442 | dxeCtxt->clientCtxt = userContext; |
| 4443 | |
| 4444 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 4445 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4446 | return status; |
| 4447 | } |
| 4448 | |
| 4449 | /*========================================================================== |
| 4450 | @ Function Name |
| 4451 | WLANDXE_Start |
| 4452 | |
| 4453 | @ Description |
| 4454 | Start Host DXE driver |
| 4455 | Initialize DXE channels and start channel |
| 4456 | |
| 4457 | @ Parameters |
| 4458 | pVoid pDXEContext : DXE module control block |
| 4459 | |
| 4460 | @ Return |
| 4461 | wpt_status |
| 4462 | ===========================================================================*/ |
| 4463 | wpt_status WLANDXE_Start |
| 4464 | ( |
| 4465 | void *pDXEContext |
| 4466 | ) |
| 4467 | { |
| 4468 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 4469 | wpt_uint32 idx; |
| 4470 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
| 4471 | |
| 4472 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 4473 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4474 | |
| 4475 | /* Sanity */ |
| 4476 | if(NULL == pDXEContext) |
| 4477 | { |
| 4478 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4479 | "WLANDXE_Start Invalid DXE CB"); |
| 4480 | return eWLAN_PAL_STATUS_E_INVAL; |
| 4481 | } |
| 4482 | dxeCtxt = (WLANDXE_CtrlBlkType *)pDXEContext; |
| 4483 | |
| 4484 | /* WLANDXE_Start called means DXE engine already initiates |
| 4485 | * And DXE HW is reset and init finished |
| 4486 | * But here to make sure HW is initialized, reset again */ |
| 4487 | status = dxeEngineCoreStart(dxeCtxt); |
| 4488 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4489 | { |
| 4490 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4491 | "WLANDXE_Start DXE HW init Fail"); |
| 4492 | return status; |
| 4493 | } |
| 4494 | |
| 4495 | /* Individual Channel Start */ |
| 4496 | for(idx = 0; idx < WDTS_CHANNEL_MAX; idx++) |
| 4497 | { |
| 4498 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 4499 | "WLANDXE_Start Channel %s Start", channelType[idx]); |
| 4500 | |
| 4501 | /* Allocate DXE descriptor will be shared by Host driver and DXE engine */ |
| 4502 | /* Make connection between DXE descriptor and DXE control block */ |
| 4503 | status = dxeDescAllocAndLink(tempDxeCtrlBlk, &dxeCtxt->dxeChannel[idx]); |
| 4504 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4505 | { |
| 4506 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4507 | "WLANDXE_Start Alloc DXE Descriptor Fail for channel %d", idx); |
| 4508 | return status; |
| 4509 | } |
| 4510 | |
| 4511 | /* Program each channel register with configuration arguments */ |
| 4512 | status = dxeChannelInitProgram(dxeCtxt, |
| 4513 | &dxeCtxt->dxeChannel[idx]); |
| 4514 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4515 | { |
| 4516 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4517 | "WLANDXE_Start %d Program DMA channel Fail", idx); |
| 4518 | return status; |
| 4519 | } |
| 4520 | |
| 4521 | /* ??? Trigger to start DMA channel |
| 4522 | * This must be seperated from ??? */ |
| 4523 | status = dxeChannelStart(dxeCtxt, |
| 4524 | &dxeCtxt->dxeChannel[idx]); |
| 4525 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4526 | { |
| 4527 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4528 | "WLANDXE_Start %d Channel Start Fail", idx); |
| 4529 | return status; |
| 4530 | } |
| 4531 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 4532 | "WLANDXE_Start Channel %s Start Success", channelType[idx]); |
| 4533 | } |
| 4534 | |
| 4535 | /* Register ISR to OS */ |
| 4536 | /* Register TX complete interrupt into platform */ |
| 4537 | status = wpalRegisterInterrupt(DXE_INTERRUPT_TX_COMPLE, |
| 4538 | dxeTXISR, |
| 4539 | dxeCtxt); |
| 4540 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4541 | { |
| 4542 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4543 | "WLANDXE_Start TX comp interrupt registration Fail"); |
| 4544 | return status; |
| 4545 | } |
| 4546 | |
| 4547 | /* Register RX ready interrupt into platform */ |
| 4548 | status = wpalRegisterInterrupt(DXE_INTERRUPT_RX_READY, |
| 4549 | dxeRXISR, |
| 4550 | dxeCtxt); |
| 4551 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4552 | { |
| 4553 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4554 | "WLANDXE_Start RX Ready interrupt registration Fail"); |
| 4555 | return status; |
| 4556 | } |
| 4557 | |
| 4558 | /* Enable system level ISR */ |
| 4559 | /* Enable RX ready Interrupt at here */ |
| 4560 | status = wpalEnableInterrupt(DXE_INTERRUPT_RX_READY); |
| 4561 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4562 | { |
| 4563 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4564 | "dxeTXCompleteEventHandler Enable TX complete interrupt fail"); |
| 4565 | return status; |
| 4566 | } |
| 4567 | |
| 4568 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 4569 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4570 | return status; |
| 4571 | } |
| 4572 | |
| 4573 | /*========================================================================== |
| 4574 | @ Function Name |
| 4575 | WLANDXE_TXFrame |
| 4576 | |
| 4577 | @ Description |
| 4578 | Trigger frame transmit from host to RIVA |
| 4579 | |
| 4580 | @ Parameters |
| 4581 | pVoid pDXEContext : DXE Control Block |
| 4582 | wpt_packet pPacket : transmit packet structure |
| 4583 | WDTS_ChannelType channel : TX channel |
| 4584 | |
| 4585 | @ Return |
| 4586 | wpt_status |
| 4587 | ===========================================================================*/ |
| 4588 | wpt_status WLANDXE_TxFrame |
| 4589 | ( |
| 4590 | void *pDXEContext, |
| 4591 | wpt_packet *pPacket, |
| 4592 | WDTS_ChannelType channel |
| 4593 | ) |
| 4594 | { |
| 4595 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 4596 | WLANDXE_ChannelCBType *currentChannel = NULL; |
| 4597 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
| 4598 | unsigned int *lowThreshold = NULL; |
| 4599 | |
| 4600 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 4601 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4602 | |
| 4603 | /* Sanity */ |
| 4604 | if(NULL == pDXEContext) |
| 4605 | { |
| 4606 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4607 | "WLANDXE_Start Invalid DXE CB"); |
| 4608 | return eWLAN_PAL_STATUS_E_INVAL; |
| 4609 | } |
| 4610 | |
| 4611 | if(NULL == pPacket) |
| 4612 | { |
| 4613 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4614 | "WLANDXE_Start Invalid pPacket"); |
| 4615 | return eWLAN_PAL_STATUS_E_INVAL; |
| 4616 | } |
| 4617 | |
| 4618 | if((WDTS_CHANNEL_MAX < channel) || (WDTS_CHANNEL_MAX == channel)) |
| 4619 | { |
| 4620 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4621 | "WLANDXE_Start Invalid channel"); |
| 4622 | return eWLAN_PAL_STATUS_E_INVAL; |
| 4623 | } |
| 4624 | |
| 4625 | dxeCtxt = (WLANDXE_CtrlBlkType *)pDXEContext; |
| 4626 | |
| 4627 | currentChannel = &dxeCtxt->dxeChannel[channel]; |
| 4628 | |
| 4629 | |
Madan Mohan Koyyalamudi | b2cb8be | 2012-11-27 15:07:43 -0800 | [diff] [blame] | 4630 | status = wpalMutexAcquire(¤tChannel->dxeChannelLock); |
| 4631 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4632 | { |
| 4633 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4634 | "WLANDXE_TxFrame Mutex Acquire fail"); |
| 4635 | return status; |
| 4636 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4637 | |
| 4638 | lowThreshold = currentChannel->channelType == WDTS_CHANNEL_TX_LOW_PRI? |
| 4639 | &(dxeCtxt->txCompInt.txLowResourceThreshold_LoPriCh): |
| 4640 | &(dxeCtxt->txCompInt.txLowResourceThreshold_HiPriCh); |
| 4641 | |
| 4642 | /* Decide have to activate TX complete event or not */ |
| 4643 | switch(dxeCtxt->txCompInt.txIntEnable) |
| 4644 | { |
| 4645 | /* TX complete interrupt will be activated when low DXE resource */ |
| 4646 | case WLANDXE_TX_COMP_INT_LR_THRESHOLD: |
| 4647 | if((currentChannel->numFreeDesc <= *lowThreshold) && |
| 4648 | (eWLAN_PAL_FALSE == dxeCtxt->txIntEnable)) |
| 4649 | { |
| 4650 | dxeCtxt->txIntEnable = eWLAN_PAL_TRUE; |
| 4651 | dxeCtxt->lowResourceCB(dxeCtxt->clientCtxt, |
| 4652 | channel, |
| 4653 | eWLAN_PAL_FALSE); |
| 4654 | } |
| 4655 | break; |
| 4656 | |
Jeff Johnson | ab79c8d | 2012-12-10 14:30:13 -0800 | [diff] [blame] | 4657 | /* TX complete interrupt will be activated n number of frames transferred */ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4658 | case WLANDXE_TX_COMP_INT_PER_K_FRAMES: |
| 4659 | if(channel == WDTS_CHANNEL_TX_LOW_PRI) |
| 4660 | { |
| 4661 | currentChannel->numFrameBeforeInt++; |
| 4662 | } |
| 4663 | break; |
| 4664 | |
| 4665 | /* TX complete interrupt will be activated periodically */ |
| 4666 | case WLANDXE_TX_COMP_INT_TIMER: |
| 4667 | break; |
| 4668 | } |
| 4669 | |
| 4670 | dxeCtxt->txCompletedFrames++; |
| 4671 | |
| 4672 | /* Update DXE descriptor, this is frame based |
| 4673 | * if a frame consist of N fragments, N Descriptor will be programed */ |
| 4674 | status = dxeTXPushFrame(currentChannel, pPacket); |
| 4675 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4676 | { |
| 4677 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4678 | "WLANDXE_TxFrame TX Push Frame fail"); |
Madan Mohan Koyyalamudi | b2cb8be | 2012-11-27 15:07:43 -0800 | [diff] [blame] | 4679 | status = wpalMutexRelease(¤tChannel->dxeChannelLock); |
| 4680 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4681 | { |
| 4682 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4683 | "WLANDXE_TxFrame Mutex Release fail"); |
| 4684 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4685 | return status; |
| 4686 | } |
| 4687 | |
| 4688 | /* If specific channel hit low resource condition, send notification to upper layer */ |
| 4689 | if(currentChannel->numFreeDesc <= *lowThreshold) |
| 4690 | { |
| 4691 | dxeCtxt->lowResourceCB(dxeCtxt->clientCtxt, |
| 4692 | channel, |
| 4693 | eWLAN_PAL_FALSE); |
| 4694 | currentChannel->hitLowResource = eWLAN_PAL_TRUE; |
Madan Mohan Koyyalamudi | ea77701 | 2012-10-31 14:22:34 -0700 | [diff] [blame] | 4695 | |
| 4696 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 4697 | "%11s : Low Resource currentChannel->numRsvdDesc %d", |
| 4698 | channelType[currentChannel->channelType], |
| 4699 | currentChannel->numRsvdDesc); |
| 4700 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 4701 | dxeNotifySmsm(eWLAN_PAL_TRUE, eWLAN_PAL_FALSE); |
| 4702 | wpalTimerStart(¤tChannel->healthMonitorTimer, |
| 4703 | T_WLANDXE_PERIODIC_HEALTH_M_TIME); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4704 | } |
Madan Mohan Koyyalamudi | b2cb8be | 2012-11-27 15:07:43 -0800 | [diff] [blame] | 4705 | status = wpalMutexRelease(¤tChannel->dxeChannelLock); |
| 4706 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4707 | { |
| 4708 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4709 | "WLANDXE_TxFrame Mutex Release fail"); |
| 4710 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4711 | |
| 4712 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 4713 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4714 | return status; |
| 4715 | } |
| 4716 | |
| 4717 | /*========================================================================== |
| 4718 | @ Function Name |
| 4719 | WLANDXE_CompleteTX |
| 4720 | |
| 4721 | @ Description |
| 4722 | Informs DXE that the current series of Tx packets is complete |
| 4723 | |
| 4724 | @ Parameters |
| 4725 | pContext pDXEContext : DXE Control Block |
| 4726 | ucTxResReq TX resource number required by TL/WDI |
| 4727 | |
| 4728 | @ Return |
| 4729 | wpt_status |
| 4730 | ===========================================================================*/ |
| 4731 | wpt_status |
| 4732 | WLANDXE_CompleteTX |
| 4733 | ( |
| 4734 | void* pContext, |
| 4735 | wpt_uint32 ucTxResReq |
| 4736 | ) |
| 4737 | { |
| 4738 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 4739 | WLANDXE_CtrlBlkType *dxeCtxt = (WLANDXE_CtrlBlkType *)(pContext); |
| 4740 | WLANDXE_ChannelCBType *channelCb = NULL; |
| 4741 | wpt_boolean inLowRes; |
| 4742 | |
| 4743 | /* Sanity Check */ |
| 4744 | if( NULL == pContext ) |
| 4745 | { |
| 4746 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4747 | "WLANDXE_CompleteTX invalid param"); |
| 4748 | return eWLAN_PAL_STATUS_E_INVAL; |
| 4749 | } |
| 4750 | |
| 4751 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI]; |
| 4752 | inLowRes = channelCb->hitLowResource; |
| 4753 | |
| 4754 | if(WLANDXE_TX_LOW_RES_THRESHOLD < ucTxResReq) |
| 4755 | { |
| 4756 | /* Raise threshold temporarily if necessary */ |
| 4757 | dxeCtxt->txCompInt.txLowResourceThreshold_LoPriCh = ucTxResReq; |
| 4758 | |
| 4759 | if(eWLAN_PAL_FALSE == inLowRes) |
| 4760 | { |
| 4761 | /* Put the channel to low resource condition */ |
| 4762 | dxeCtxt->lowResourceCB(dxeCtxt->clientCtxt, |
| 4763 | WDTS_CHANNEL_TX_LOW_PRI, |
| 4764 | eWLAN_PAL_FALSE); |
| 4765 | inLowRes = channelCb->hitLowResource = eWLAN_PAL_TRUE; |
Madan Mohan Koyyalamudi | ea77701 | 2012-10-31 14:22:34 -0700 | [diff] [blame] | 4766 | wpalTimerStart(&channelCb->healthMonitorTimer, |
| 4767 | T_WLANDXE_PERIODIC_HEALTH_M_TIME); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4768 | } |
| 4769 | } |
| 4770 | |
| 4771 | /*Try to reclaim resources*/ |
| 4772 | dxeTXCompleteProcessing(dxeCtxt); |
| 4773 | |
| 4774 | /* In previous WLANTL_GetFrames call, TL didn't fetch a packet |
| 4775 | because its fragment size is larger than DXE free resource. */ |
| 4776 | if(0 < ucTxResReq) |
| 4777 | { |
| 4778 | /* DXE successfully claimed enough free DXE resouces for next fetch. */ |
| 4779 | if(WLANDXE_GetFreeTxDataResNumber(dxeCtxt) >= ucTxResReq) |
| 4780 | { |
| 4781 | /* DXE has not been in low resource condition. DXE forces to kick off |
| 4782 | TX tranmit */ |
| 4783 | if((eWLAN_PAL_FALSE == inLowRes) && |
| 4784 | (eWLAN_PAL_FALSE == channelCb->hitLowResource)) |
| 4785 | { |
| 4786 | dxeCtxt->lowResourceCB(dxeCtxt->clientCtxt, |
| 4787 | WDTS_CHANNEL_TX_LOW_PRI, |
| 4788 | eWLAN_PAL_FALSE); |
| 4789 | dxeCtxt->lowResourceCB(dxeCtxt->clientCtxt, |
| 4790 | WDTS_CHANNEL_TX_LOW_PRI, |
| 4791 | eWLAN_PAL_TRUE); |
| 4792 | channelCb->hitLowResource = eWLAN_PAL_FALSE; |
| 4793 | } |
| 4794 | } |
| 4795 | else |
| 4796 | { |
| 4797 | /* DXE doesn't have enough free DXE resources. Put the channel |
| 4798 | to low resource condition. */ |
| 4799 | if(eWLAN_PAL_FALSE == channelCb->hitLowResource) |
| 4800 | { |
| 4801 | /* Put the channel to low resource condition */ |
| 4802 | dxeCtxt->lowResourceCB(dxeCtxt->clientCtxt, |
| 4803 | WDTS_CHANNEL_TX_LOW_PRI, |
| 4804 | eWLAN_PAL_FALSE); |
| 4805 | channelCb->hitLowResource = eWLAN_PAL_TRUE; |
Madan Mohan Koyyalamudi | ea77701 | 2012-10-31 14:22:34 -0700 | [diff] [blame] | 4806 | wpalTimerStart(&channelCb->healthMonitorTimer, |
| 4807 | T_WLANDXE_PERIODIC_HEALTH_M_TIME); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4808 | } |
| 4809 | } |
| 4810 | } |
| 4811 | |
| 4812 | return status; |
| 4813 | } |
| 4814 | |
| 4815 | /*========================================================================== |
| 4816 | @ Function Name |
| 4817 | WLANDXE_Stop |
| 4818 | |
| 4819 | @ Description |
| 4820 | Stop DXE channels and DXE engine operations |
| 4821 | Disable all channel interrupt |
| 4822 | Stop all channel operation |
| 4823 | |
| 4824 | @ Parameters |
| 4825 | pVoid pDXEContext : DXE Control Block |
| 4826 | |
| 4827 | @ Return |
| 4828 | wpt_status |
| 4829 | ===========================================================================*/ |
| 4830 | wpt_status WLANDXE_Stop |
| 4831 | ( |
| 4832 | void *pDXEContext |
| 4833 | ) |
| 4834 | { |
| 4835 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 4836 | wpt_uint32 idx; |
| 4837 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
| 4838 | |
| 4839 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 4840 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4841 | |
| 4842 | /* Sanity */ |
| 4843 | if(NULL == pDXEContext) |
| 4844 | { |
| 4845 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4846 | "WLANDXE_Stop Invalid DXE CB"); |
| 4847 | return eWLAN_PAL_STATUS_E_INVAL; |
| 4848 | } |
| 4849 | |
| 4850 | dxeCtxt = (WLANDXE_CtrlBlkType *)pDXEContext; |
| 4851 | for(idx = 0; idx < WDTS_CHANNEL_MAX; idx++) |
| 4852 | { |
Yue Ma | 7faf58c | 2013-04-25 12:04:13 -0700 | [diff] [blame] | 4853 | if(VOS_TIMER_STATE_RUNNING == wpalTimerGetCurStatus(&dxeCtxt->dxeChannel[idx].healthMonitorTimer)) |
| 4854 | { |
| 4855 | wpalTimerStop(&dxeCtxt->dxeChannel[idx].healthMonitorTimer); |
| 4856 | } |
| 4857 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4858 | status = dxeChannelStop(dxeCtxt, &dxeCtxt->dxeChannel[idx]); |
| 4859 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4860 | { |
| 4861 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4862 | "WLANDXE_Stop Channel %d Stop Fail", idx); |
| 4863 | return status; |
| 4864 | } |
| 4865 | } |
| 4866 | |
| 4867 | /* During Stop unregister interrupt */ |
| 4868 | wpalUnRegisterInterrupt(DXE_INTERRUPT_TX_COMPLE); |
| 4869 | wpalUnRegisterInterrupt(DXE_INTERRUPT_RX_READY); |
| 4870 | |
| 4871 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 4872 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4873 | return status; |
| 4874 | } |
| 4875 | |
| 4876 | /*========================================================================== |
| 4877 | @ Function Name |
| 4878 | WLANDXE_Close |
| 4879 | |
| 4880 | @ Description |
| 4881 | Close DXE channels |
| 4882 | Free DXE related resources |
| 4883 | DXE descriptor free |
| 4884 | Descriptor control block free |
| 4885 | Pre allocated RX buffer free |
| 4886 | |
| 4887 | @ Parameters |
| 4888 | pVoid pDXEContext : DXE Control Block |
| 4889 | |
| 4890 | @ Return |
| 4891 | wpt_status |
| 4892 | ===========================================================================*/ |
| 4893 | wpt_status WLANDXE_Close |
| 4894 | ( |
| 4895 | void *pDXEContext |
| 4896 | ) |
| 4897 | { |
| 4898 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 4899 | wpt_uint32 idx; |
| 4900 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
| 4901 | #ifdef WLANDXE_TEST_CHANNEL_ENABLE |
| 4902 | wpt_uint32 sIdx; |
| 4903 | WLANDXE_ChannelCBType *channel = NULL; |
| 4904 | WLANDXE_DescCtrlBlkType *crntDescCB = NULL; |
| 4905 | WLANDXE_DescCtrlBlkType *nextDescCB = NULL; |
| 4906 | #endif /* WLANDXE_TEST_CHANNEL_ENABLE */ |
| 4907 | |
| 4908 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 4909 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4910 | |
| 4911 | /* Sanity */ |
| 4912 | if(NULL == pDXEContext) |
| 4913 | { |
| 4914 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4915 | "WLANDXE_Stop Invalid DXE CB"); |
| 4916 | return eWLAN_PAL_STATUS_E_INVAL; |
| 4917 | } |
| 4918 | |
| 4919 | dxeCtxt = (WLANDXE_CtrlBlkType *)pDXEContext; |
| 4920 | for(idx = 0; idx < WDTS_CHANNEL_MAX; idx++) |
| 4921 | { |
| 4922 | wpalMutexDelete(&dxeCtxt->dxeChannel[idx].dxeChannelLock); |
Madan Mohan Koyyalamudi | ea77701 | 2012-10-31 14:22:34 -0700 | [diff] [blame] | 4923 | wpalTimerDelete(&dxeCtxt->dxeChannel[idx].healthMonitorTimer); |
| 4924 | if(NULL != dxeCtxt->dxeChannel[idx].healthMonitorMsg) |
| 4925 | { |
| 4926 | wpalMemoryFree(dxeCtxt->dxeChannel[idx].healthMonitorMsg); |
| 4927 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4928 | dxeChannelClose(dxeCtxt, &dxeCtxt->dxeChannel[idx]); |
| 4929 | #ifdef WLANDXE_TEST_CHANNEL_ENABLE |
| 4930 | channel = &dxeCtxt->dxeChannel[idx]; |
| 4931 | crntDescCB = channel->headCtrlBlk; |
| 4932 | for(sIdx = 0; sIdx < channel->numDesc; sIdx++) |
| 4933 | { |
| 4934 | nextDescCB = (WLANDXE_DescCtrlBlkType *)crntDescCB->nextCtrlBlk; |
| 4935 | wpalMemoryFree((void *)crntDescCB); |
| 4936 | crntDescCB = nextDescCB; |
| 4937 | if(NULL == crntDescCB) |
| 4938 | { |
| 4939 | break; |
| 4940 | } |
| 4941 | } |
| 4942 | #endif /* WLANDXE_TEST_CHANNEL_ENABLE */ |
| 4943 | } |
| 4944 | |
| 4945 | if(NULL != dxeCtxt->rxIsrMsg) |
| 4946 | { |
| 4947 | wpalMemoryFree(dxeCtxt->rxIsrMsg); |
| 4948 | } |
| 4949 | if(NULL != dxeCtxt->txIsrMsg) |
| 4950 | { |
| 4951 | wpalMemoryFree(dxeCtxt->txIsrMsg); |
| 4952 | } |
| 4953 | if(NULL != dxeCtxt->rxPktAvailMsg) |
| 4954 | { |
| 4955 | wpalMemoryFree(dxeCtxt->rxPktAvailMsg); |
| 4956 | } |
| 4957 | |
| 4958 | wpalMemoryFree(pDXEContext); |
| 4959 | |
| 4960 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 4961 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4962 | return status; |
| 4963 | } |
| 4964 | |
| 4965 | /*========================================================================== |
| 4966 | @ Function Name |
| 4967 | WLANDXE_TriggerTX |
| 4968 | |
| 4969 | @ Description |
| 4970 | TBD |
| 4971 | |
| 4972 | @ Parameters |
| 4973 | pVoid pDXEContext : DXE Control Block |
| 4974 | |
| 4975 | @ Return |
| 4976 | wpt_status |
| 4977 | ===========================================================================*/ |
| 4978 | wpt_status WLANDXE_TriggerTX |
| 4979 | ( |
| 4980 | void *pDXEContext |
| 4981 | ) |
| 4982 | { |
| 4983 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 4984 | |
| 4985 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 4986 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4987 | |
| 4988 | /* TBD */ |
| 4989 | |
| 4990 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 4991 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4992 | return status; |
| 4993 | } |
| 4994 | |
| 4995 | /*========================================================================== |
| 4996 | @ Function Name |
| 4997 | dxeTxThreadSetPowerStateEventHandler |
| 4998 | |
| 4999 | @ Description |
| 5000 | If WDI sends set power state req, this event handler will be called in Tx |
| 5001 | thread context |
| 5002 | |
| 5003 | @ Parameters |
| 5004 | void *msgPtr |
| 5005 | Event MSG |
| 5006 | |
| 5007 | @ Return |
| 5008 | None |
| 5009 | ===========================================================================*/ |
| 5010 | void dxeTxThreadSetPowerStateEventHandler |
| 5011 | ( |
| 5012 | wpt_msg *msgPtr |
| 5013 | ) |
| 5014 | { |
| 5015 | wpt_msg *msgContent = (wpt_msg *)msgPtr; |
| 5016 | WLANDXE_CtrlBlkType *dxeCtxt; |
| 5017 | wpt_status status = eWLAN_PAL_STATUS_E_FAILURE; |
| 5018 | WLANDXE_PowerStateType reqPowerState; |
| 5019 | |
| 5020 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 5021 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5022 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5023 | dxeCtxt = (WLANDXE_CtrlBlkType *)(msgContent->pContext); |
| 5024 | reqPowerState = (WLANDXE_PowerStateType)msgContent->val; |
| 5025 | dxeCtxt->setPowerStateCb = (WLANDXE_SetPowerStateCbType)msgContent->ptr; |
| 5026 | |
| 5027 | switch(reqPowerState) |
| 5028 | { |
| 5029 | case WLANDXE_POWER_STATE_BMPS: |
| 5030 | if(WLANDXE_RIVA_POWER_STATE_ACTIVE == dxeCtxt->rivaPowerState) |
| 5031 | { |
| 5032 | //don't block MC waiting for num_rsvd to become 0 since it may take a while |
| 5033 | //based on amount of TX and RX activity - during this time any received |
| 5034 | // management frames will remain un-processed consuming RX buffers |
| 5035 | dxeCtxt->rivaPowerState = WLANDXE_RIVA_POWER_STATE_BMPS_UNKNOWN; |
| 5036 | dxeCtxt->hostPowerState = reqPowerState; |
| 5037 | } |
| 5038 | else |
| 5039 | { |
| 5040 | status = eWLAN_PAL_STATUS_E_INVAL; |
| 5041 | } |
| 5042 | break; |
| 5043 | case WLANDXE_POWER_STATE_IMPS: |
| 5044 | if(WLANDXE_RIVA_POWER_STATE_ACTIVE == dxeCtxt->rivaPowerState) |
| 5045 | { |
| 5046 | dxeCtxt->rivaPowerState = WLANDXE_RIVA_POWER_STATE_IMPS_UNKNOWN; |
| 5047 | } |
| 5048 | else |
| 5049 | { |
| 5050 | status = eWLAN_PAL_STATUS_E_INVAL; |
| 5051 | } |
| 5052 | break; |
| 5053 | case WLANDXE_POWER_STATE_FULL: |
| 5054 | if(WLANDXE_RIVA_POWER_STATE_BMPS_UNKNOWN == dxeCtxt->rivaPowerState) |
| 5055 | { |
| 5056 | dxeCtxt->rivaPowerState = WLANDXE_RIVA_POWER_STATE_ACTIVE; |
| 5057 | } |
| 5058 | dxeCtxt->hostPowerState = reqPowerState; |
| 5059 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 5060 | break; |
| 5061 | case WLANDXE_POWER_STATE_DOWN: |
| 5062 | WLANDXE_Stop((void *)dxeCtxt); |
| 5063 | break; |
| 5064 | default: |
| 5065 | //assert |
| 5066 | break; |
| 5067 | } |
| 5068 | |
| 5069 | if(WLANDXE_POWER_STATE_BMPS_PENDING != dxeCtxt->hostPowerState) |
| 5070 | { |
| 5071 | dxeCtxt->setPowerStateCb(status, |
| 5072 | dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI].descBottomLocPhyAddr); |
| 5073 | } |
Ravali | 85acf6b | 2012-12-12 14:01:38 -0800 | [diff] [blame] | 5074 | else |
| 5075 | { |
| 5076 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 5077 | "%s State of DXE is WLANDXE_POWER_STATE_BMPS_PENDING, so cannot proceed", __func__); |
| 5078 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5079 | /* Free MSG buffer */ |
| 5080 | wpalMemoryFree(msgPtr); |
| 5081 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 5082 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5083 | return; |
| 5084 | } |
| 5085 | |
| 5086 | |
| 5087 | /*========================================================================== |
| 5088 | @ Function Name |
| 5089 | dxeRxThreadSetPowerStateEventHandler |
| 5090 | |
| 5091 | @ Description |
| 5092 | If WDI sends set power state req, this event handler will be called in Rx |
| 5093 | thread context |
| 5094 | |
| 5095 | @ Parameters |
| 5096 | void *msgPtr |
| 5097 | Event MSG |
| 5098 | |
| 5099 | @ Return |
| 5100 | None |
| 5101 | ===========================================================================*/ |
| 5102 | void dxeRxThreadSetPowerStateEventHandler |
| 5103 | ( |
| 5104 | wpt_msg *msgPtr |
| 5105 | ) |
| 5106 | { |
| 5107 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 5108 | |
| 5109 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 5110 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5111 | |
| 5112 | /* Now serialise the message through Tx thread also to make sure |
| 5113 | * no register access when RIVA is in powersave */ |
| 5114 | /*Use the same message pointer just change the call back function */ |
| 5115 | msgPtr->callback = dxeTxThreadSetPowerStateEventHandler; |
| 5116 | status = wpalPostTxMsg(WDI_GET_PAL_CTX(), |
| 5117 | msgPtr); |
| 5118 | if ( eWLAN_PAL_STATUS_SUCCESS != status ) |
| 5119 | { |
| 5120 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5121 | "Tx thread Set power state req serialize fail status=%d", |
| 5122 | status, 0, 0); |
| 5123 | } |
| 5124 | |
| 5125 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 5126 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5127 | } |
| 5128 | |
| 5129 | /*========================================================================== |
| 5130 | @ Function Name |
| 5131 | WLANDXE_SetPowerState |
| 5132 | |
| 5133 | @ Description |
| 5134 | From Client let DXE knows what is the WLAN HW(RIVA) power state |
| 5135 | |
| 5136 | @ Parameters |
| 5137 | pVoid pDXEContext : DXE Control Block |
| 5138 | WLANDXE_PowerStateType powerState |
| 5139 | |
| 5140 | @ Return |
| 5141 | wpt_status |
| 5142 | ===========================================================================*/ |
| 5143 | wpt_status WLANDXE_SetPowerState |
| 5144 | ( |
| 5145 | void *pDXEContext, |
| 5146 | WDTS_PowerStateType powerState, |
| 5147 | WDTS_SetPSCbType cBack |
| 5148 | ) |
| 5149 | { |
| 5150 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 5151 | WLANDXE_CtrlBlkType *pDxeCtrlBlk; |
| 5152 | WLANDXE_PowerStateType hostPowerState; |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 5153 | wpt_msg *rxCompMsg; |
| 5154 | wpt_msg *txDescReSyncMsg; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5155 | |
| 5156 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 5157 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5158 | if(NULL == pDXEContext) |
| 5159 | { |
| 5160 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5161 | "NULL pDXEContext passed by caller", 0, 0, 0); |
| 5162 | return eWLAN_PAL_STATUS_E_FAILURE; |
| 5163 | } |
| 5164 | pDxeCtrlBlk = (WLANDXE_CtrlBlkType *)pDXEContext; |
| 5165 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5166 | switch(powerState) |
| 5167 | { |
| 5168 | case WDTS_POWER_STATE_FULL: |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 5169 | if(WLANDXE_POWER_STATE_IMPS == pDxeCtrlBlk->hostPowerState) |
| 5170 | { |
| 5171 | txDescReSyncMsg = (wpt_msg *)wpalMemoryAllocate(sizeof(wpt_msg)); |
| 5172 | if(NULL == txDescReSyncMsg) |
| 5173 | { |
| 5174 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5175 | "WLANDXE_SetPowerState, TX Resync MSG MEM alloc Fail"); |
| 5176 | } |
| 5177 | else |
| 5178 | { |
| 5179 | txDescReSyncMsg->callback = dxeTXReSyncDesc; |
| 5180 | txDescReSyncMsg->pContext = pDxeCtrlBlk; |
| 5181 | status = wpalPostTxMsg(WDI_GET_PAL_CTX(), |
| 5182 | txDescReSyncMsg); |
| 5183 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 5184 | { |
| 5185 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5186 | "WLANDXE_SetPowerState, Post TX re-sync MSG fail"); |
| 5187 | } |
| 5188 | } |
| 5189 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5190 | hostPowerState = WLANDXE_POWER_STATE_FULL; |
| 5191 | break; |
| 5192 | case WDTS_POWER_STATE_BMPS: |
| 5193 | pDxeCtrlBlk->hostPowerState = WLANDXE_POWER_STATE_BMPS; |
| 5194 | hostPowerState = WLANDXE_POWER_STATE_BMPS; |
| 5195 | break; |
| 5196 | case WDTS_POWER_STATE_IMPS: |
| 5197 | pDxeCtrlBlk->hostPowerState = WLANDXE_POWER_STATE_IMPS; |
| 5198 | hostPowerState = WLANDXE_POWER_STATE_IMPS; |
| 5199 | break; |
| 5200 | case WDTS_POWER_STATE_DOWN: |
| 5201 | pDxeCtrlBlk->hostPowerState = WLANDXE_POWER_STATE_DOWN; |
| 5202 | hostPowerState = WLANDXE_POWER_STATE_DOWN; |
| 5203 | break; |
| 5204 | default: |
| 5205 | hostPowerState = WLANDXE_POWER_STATE_MAX; |
| 5206 | } |
| 5207 | |
| 5208 | // A callback i.e. ACK back is needed only when we want to enable BMPS |
| 5209 | // and the data/management path is active because we want to ensure |
| 5210 | // DXE registers are not accessed when RIVA may be power-collapsed. So |
| 5211 | // we need a callback in enter_bmps_req (the request to RIVA is sent |
| 5212 | // only after ACK back from TX thread). A callback is not needed in |
| 5213 | // finish_scan_req during BMPS since data-path is resumed only in |
| 5214 | // finish_scan_rsp and no management frames are sent in between. No |
| 5215 | // callback is needed when going from BMPS enabled to BMPS suspended/ |
| 5216 | // disabled when it is known that RIVA is awake and cannot enter power |
| 5217 | // collapse autonomously so no callback is needed in exit_bmps_rsp or |
| 5218 | // init_scan_rsp |
| 5219 | if ( cBack ) |
| 5220 | { |
| 5221 | //serialize through Rx thread |
| 5222 | rxCompMsg = (wpt_msg *)wpalMemoryAllocate(sizeof(wpt_msg)); |
| 5223 | if(NULL == rxCompMsg) |
| 5224 | { |
| 5225 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5226 | "WLANDXE_SetPowerState, MSG MEM alloc Fail"); |
| 5227 | return eWLAN_PAL_STATUS_E_RESOURCES; |
| 5228 | } |
| 5229 | |
| 5230 | /* Event type, where it must be defined???? */ |
| 5231 | /* THIS MUST BE CLEARED ASAP |
| 5232 | txCompMsg->type = TX_COMPLETE; */ |
| 5233 | rxCompMsg->callback = dxeRxThreadSetPowerStateEventHandler; |
| 5234 | rxCompMsg->pContext = pDxeCtrlBlk; |
| 5235 | rxCompMsg->val = hostPowerState; |
| 5236 | rxCompMsg->ptr = cBack; |
| 5237 | status = wpalPostRxMsg(WDI_GET_PAL_CTX(), |
| 5238 | rxCompMsg); |
| 5239 | if ( eWLAN_PAL_STATUS_SUCCESS != status ) |
| 5240 | { |
| 5241 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5242 | "Rx thread Set power state req serialize fail status=%d", |
| 5243 | status, 0, 0); |
| 5244 | } |
| 5245 | } |
| 5246 | else |
| 5247 | { |
| 5248 | if ( WLANDXE_POWER_STATE_FULL == hostPowerState ) |
| 5249 | { |
| 5250 | if( WLANDXE_POWER_STATE_BMPS == pDxeCtrlBlk->hostPowerState ) |
| 5251 | { |
| 5252 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 5253 | } |
| 5254 | else if( WLANDXE_POWER_STATE_IMPS == pDxeCtrlBlk->hostPowerState ) |
| 5255 | { |
| 5256 | /* Requested Full power from exit IMPS, reenable the interrupts*/ |
| 5257 | if(eWLAN_PAL_TRUE == pDxeCtrlBlk->rxIntDisabledByIMPS) |
| 5258 | { |
| 5259 | pDxeCtrlBlk->rxIntDisabledByIMPS = eWLAN_PAL_FALSE; |
| 5260 | /* Enable RX interrupt at here, if new PS is not IMPS */ |
| 5261 | status = wpalEnableInterrupt(DXE_INTERRUPT_RX_READY); |
| 5262 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 5263 | { |
| 5264 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 5265 | "%s Enable RX ready interrupt fail", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5266 | return status; |
| 5267 | } |
| 5268 | } |
| 5269 | if(eWLAN_PAL_TRUE == pDxeCtrlBlk->txIntDisabledByIMPS) |
| 5270 | { |
| 5271 | pDxeCtrlBlk->txIntDisabledByIMPS = eWLAN_PAL_FALSE; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 5272 | pDxeCtrlBlk->txIntEnable = eWLAN_PAL_TRUE; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5273 | /* Enable RX interrupt at here, if new PS is not IMPS */ |
| 5274 | status = wpalEnableInterrupt(DXE_INTERRUPT_TX_COMPLE); |
| 5275 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 5276 | { |
| 5277 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 5278 | "%s Enable TX comp interrupt fail", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5279 | return status; |
| 5280 | } |
| 5281 | } |
| 5282 | } |
| 5283 | pDxeCtrlBlk->hostPowerState = hostPowerState; |
| 5284 | pDxeCtrlBlk->rivaPowerState = WLANDXE_RIVA_POWER_STATE_ACTIVE; |
| 5285 | } |
| 5286 | else if ( hostPowerState == WLANDXE_POWER_STATE_BMPS ) |
| 5287 | { |
| 5288 | pDxeCtrlBlk->hostPowerState = hostPowerState; |
| 5289 | pDxeCtrlBlk->rivaPowerState = WLANDXE_RIVA_POWER_STATE_BMPS_UNKNOWN; |
| 5290 | } |
| 5291 | else |
| 5292 | { |
| 5293 | HDXE_ASSERT(0); |
| 5294 | } |
| 5295 | } |
| 5296 | |
| 5297 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 5298 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5299 | |
| 5300 | return status; |
| 5301 | } |
| 5302 | |
| 5303 | /*========================================================================== |
| 5304 | @ Function Name |
| 5305 | WLANDXE_GetFreeTxDataResNumber |
| 5306 | |
| 5307 | @ Description |
| 5308 | Returns free descriptor numbers for TX data channel (TX high priority) |
| 5309 | |
| 5310 | @ Parameters |
| 5311 | pVoid pDXEContext : DXE Control Block |
| 5312 | |
| 5313 | @ Return |
| 5314 | wpt_uint32 Free descriptor number of TX high pri ch |
| 5315 | ===========================================================================*/ |
| 5316 | wpt_uint32 WLANDXE_GetFreeTxDataResNumber |
| 5317 | ( |
| 5318 | void *pDXEContext |
| 5319 | ) |
| 5320 | { |
| 5321 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 5322 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5323 | |
| 5324 | if(NULL == pDXEContext) |
| 5325 | { |
| 5326 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5327 | "NULL parameter passed by caller", 0, 0, 0); |
| 5328 | return (0); |
| 5329 | } |
| 5330 | |
| 5331 | return |
| 5332 | ((WLANDXE_CtrlBlkType *)pDXEContext)->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI].numFreeDesc; |
| 5333 | } |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5334 | |
| 5335 | /*========================================================================== |
| 5336 | @ Function Name |
| 5337 | WLANDXE_ChannelDebug |
| 5338 | |
| 5339 | @ Description |
| 5340 | Display DXE Channel debugging information |
| 5341 | User may request to display DXE channel snapshot |
| 5342 | Or if host driver detects any abnormal stcuk may display |
| 5343 | |
| 5344 | @ Parameters |
Jeff Johnson | b88db98 | 2012-12-10 13:34:59 -0800 | [diff] [blame] | 5345 | displaySnapshot : Display DXE snapshot option |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5346 | enableStallDetect : Enable stall detect feature |
| 5347 | This feature will take effect to data performance |
| 5348 | Not integrate till fully verification |
| 5349 | |
| 5350 | @ Return |
| 5351 | NONE |
| 5352 | |
| 5353 | ===========================================================================*/ |
| 5354 | void WLANDXE_ChannelDebug |
| 5355 | ( |
| 5356 | wpt_boolean displaySnapshot, |
Madan Mohan Koyyalamudi | 24a00f9 | 2012-10-22 15:21:02 -0700 | [diff] [blame] | 5357 | wpt_boolean enableStallDetect |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5358 | ) |
| 5359 | { |
Madan Mohan Koyyalamudi | 24a00f9 | 2012-10-22 15:21:02 -0700 | [diff] [blame] | 5360 | wpt_msg *channelDebugMsg; |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5361 | wpt_uint32 regValue; |
| 5362 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 5363 | |
| 5364 | /* Debug Type 1, Display current snapshot */ |
| 5365 | if(displaySnapshot) |
| 5366 | { |
| 5367 | /* Whatever RIVA power condition try to wakeup RIVA through SMSM |
| 5368 | * This will not simply wakeup RIVA |
| 5369 | * Just incase TX not wanted stuck, Trigger TX again */ |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 5370 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 5371 | dxeNotifySmsm(eWLAN_PAL_TRUE, eWLAN_PAL_FALSE); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5372 | /* Get free BD count */ |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 5373 | wpalSleep(10); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5374 | wpalReadRegister(WLANDXE_BMU_AVAILABLE_BD_PDU, ®Value); |
| 5375 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 5376 | "===== DXE Dump Start HPS %d, FWS %d, TX PFC %d, ABD %d =====", |
| 5377 | tempDxeCtrlBlk->hostPowerState, tempDxeCtrlBlk->rivaPowerState, |
| 5378 | tempDxeCtrlBlk->txCompletedFrames, regValue); |
Madan Mohan Koyyalamudi | 24a00f9 | 2012-10-22 15:21:02 -0700 | [diff] [blame] | 5379 | |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 5380 | wpalPacketStallUpdateInfo((wpt_uint32 *)&tempDxeCtrlBlk->rivaPowerState, |
| 5381 | ®Value, |
| 5382 | NULL, |
| 5383 | 0); |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 5384 | |
Madan Mohan Koyyalamudi | 24a00f9 | 2012-10-22 15:21:02 -0700 | [diff] [blame] | 5385 | channelDebugMsg = (wpt_msg *)wpalMemoryAllocate(sizeof(wpt_msg)); |
| 5386 | if(NULL == channelDebugMsg) |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5387 | { |
Madan Mohan Koyyalamudi | 24a00f9 | 2012-10-22 15:21:02 -0700 | [diff] [blame] | 5388 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5389 | "WLANDXE_ChannelDebug, MSG MEM alloc Fail"); |
| 5390 | return ; |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5391 | } |
Madan Mohan Koyyalamudi | 24a00f9 | 2012-10-22 15:21:02 -0700 | [diff] [blame] | 5392 | |
| 5393 | channelDebugMsg->callback = dxeRxThreadChannelDebugHandler; |
| 5394 | status = wpalPostRxMsg(WDI_GET_PAL_CTX(), channelDebugMsg); |
| 5395 | if ( eWLAN_PAL_STATUS_SUCCESS != status ) |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5396 | { |
Madan Mohan Koyyalamudi | 24a00f9 | 2012-10-22 15:21:02 -0700 | [diff] [blame] | 5397 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5398 | "Tx thread Set power state req serialize fail status=%d", |
| 5399 | status, 0, 0); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5400 | } |
| 5401 | } |
| 5402 | |
| 5403 | /* Debug Type 2, toggling stall detect enable/disable */ |
| 5404 | if(enableStallDetect) |
| 5405 | { |
Madan Mohan Koyyalamudi | ea77701 | 2012-10-31 14:22:34 -0700 | [diff] [blame] | 5406 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 5407 | "DXE TX Stall detect", |
| 5408 | 0, 0, 0); |
| 5409 | /* Start Stall detect timer and detect stall */ |
| 5410 | wpalTimerStart(&tempDxeCtrlBlk->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI].healthMonitorTimer, |
| 5411 | T_WLANDXE_PERIODIC_HEALTH_M_TIME); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5412 | } |
| 5413 | return; |
Madan Mohan Koyyalamudi | 48139e3 | 2012-10-11 14:43:56 -0700 | [diff] [blame] | 5414 | } |