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