Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1 | /* |
Kiet Lam | 842dad0 | 2014-02-18 18:44:02 -0800 | [diff] [blame] | 2 | * Copyright (c) 2012-2013 The Linux Foundation. All rights reserved. |
| 3 | * |
| 4 | * Previously licensed under the ISC license by Qualcomm Atheros, Inc. |
| 5 | * |
| 6 | * |
| 7 | * Permission to use, copy, modify, and/or distribute this software for |
| 8 | * any purpose with or without fee is hereby granted, provided that the |
| 9 | * above copyright notice and this permission notice appear in all |
| 10 | * copies. |
| 11 | * |
| 12 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL |
| 13 | * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED |
| 14 | * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE |
| 15 | * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL |
| 16 | * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
| 17 | * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| 18 | * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
| 19 | * PERFORMANCE OF THIS SOFTWARE. |
Leo Chang | 416afe0 | 2013-07-01 13:58:13 -0700 | [diff] [blame] | 20 | */ |
Kiet Lam | 842dad0 | 2014-02-18 18:44:02 -0800 | [diff] [blame] | 21 | |
| 22 | /* |
| 23 | * This file was originally distributed by Qualcomm Atheros, Inc. |
| 24 | * under proprietary terms before Copyright ownership was assigned |
| 25 | * to the Linux Foundation. |
| 26 | */ |
| 27 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 28 | /**========================================================================= |
| 29 | |
| 30 | @file wlan_qct_dxe.c |
| 31 | |
| 32 | @brief |
| 33 | |
| 34 | This file contains the external API exposed by the wlan data transfer abstraction layer module. |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 35 | ========================================================================*/ |
| 36 | |
| 37 | /*=========================================================================== |
| 38 | |
| 39 | EDIT HISTORY FOR FILE |
| 40 | |
| 41 | |
| 42 | This section contains comments describing changes made to the module. |
| 43 | Notice that changes are listed in reverse chronological order. |
| 44 | |
| 45 | |
| 46 | $Header:$ $DateTime: $ $Author: $ |
| 47 | |
| 48 | |
| 49 | when who what, where, why |
| 50 | -------- --- ---------------------------------------------------------- |
| 51 | 08/03/10 schang Created module. |
| 52 | |
| 53 | ===========================================================================*/ |
| 54 | |
| 55 | /*=========================================================================== |
| 56 | |
| 57 | INCLUDE FILES FOR MODULE |
| 58 | |
| 59 | ===========================================================================*/ |
| 60 | |
| 61 | /*---------------------------------------------------------------------------- |
| 62 | * Include Files |
| 63 | * -------------------------------------------------------------------------*/ |
| 64 | #include "wlan_qct_dxe.h" |
| 65 | #include "wlan_qct_dxe_i.h" |
| 66 | #include "wlan_qct_pal_device.h" |
| 67 | #ifdef FEATURE_R33D |
| 68 | #include "wlan_qct_pal_bus.h" |
| 69 | #endif /* FEATURE_R33D */ |
| 70 | |
| 71 | /*---------------------------------------------------------------------------- |
| 72 | * Local Definitions |
| 73 | * -------------------------------------------------------------------------*/ |
| 74 | //#define WLANDXE_DEBUG_CH_INFO_DUMP |
| 75 | |
| 76 | /* Temporary configuration defines |
| 77 | * Have to find out permanent solution */ |
| 78 | #define T_WLANDXE_MAX_DESCRIPTOR_COUNT 40 |
| 79 | #define T_WLANDXE_MAX_FRAME_SIZE 2000 |
| 80 | #define T_WLANDXE_TX_INT_ENABLE_FCOUNT 1 |
| 81 | #define T_WLANDXE_MEMDUMP_BYTE_PER_LINE 16 |
| 82 | #define T_WLANDXE_MAX_RX_PACKET_WAIT 6000 |
Mihir Shete | fdc9f53 | 2014-01-09 15:03:02 +0530 | [diff] [blame] | 83 | #define T_WLANDXE_SSR_TIMEOUT 5000 |
Leo Chang | 5edb2d3 | 2013-04-03 13:32:58 -0700 | [diff] [blame] | 84 | #define T_WLANDXE_PERIODIC_HEALTH_M_TIME 2500 |
Madan Mohan Koyyalamudi | ea77701 | 2012-10-31 14:22:34 -0700 | [diff] [blame] | 85 | #define T_WLANDXE_MAX_HW_ACCESS_WAIT 2000 |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 86 | #define WLANDXE_MAX_REAPED_RX_FRAMES 512 |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 87 | |
Leo Chang | 094ece8 | 2013-04-23 17:57:41 -0700 | [diff] [blame] | 88 | #define WLANPAL_RX_INTERRUPT_PRO_MASK 0x20 |
| 89 | #define WLANDXE_RX_INTERRUPT_PRO_UNMASK 0x5F |
Leo Chang | 00708f6 | 2013-12-03 20:21:51 -0800 | [diff] [blame] | 90 | |
| 91 | /* 1msec busy wait in case CSR is not valid */ |
| 92 | #define WLANDXE_CSR_NEXT_READ_WAIT 1000 |
| 93 | /* CSR max retry count */ |
| 94 | #define WLANDXE_CSR_MAX_READ_COUNT 30 |
| 95 | |
| 96 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 97 | /* This is temporary fot the compile |
| 98 | * WDI will release official version |
| 99 | * This must be removed */ |
| 100 | #define WDI_GET_PAL_CTX() NULL |
| 101 | |
Madan Mohan Koyyalamudi | dfd6aa8 | 2012-10-18 20:18:43 -0700 | [diff] [blame] | 102 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 103 | /*------------------------------------------------------------------------- |
| 104 | * Local Varables |
| 105 | *-------------------------------------------------------------------------*/ |
| 106 | /* 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] | 107 | static WLANDXE_CtrlBlkType *tempDxeCtrlBlk; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 108 | static char *channelType[WDTS_CHANNEL_MAX] = |
| 109 | { |
| 110 | "TX_LOW_PRI", |
| 111 | "TX_HIGH_PRI", |
| 112 | "RX_LOW_PRI", |
| 113 | #ifndef WLANDXE_TEST_CHANNEL_ENABLE |
| 114 | "RX_HIGH_PRI", |
| 115 | #else |
| 116 | "H2H_TEST_TX", |
| 117 | "H2H_TEST_RX" |
| 118 | #endif /* WLANDXE_TEST_CHANNEL_ENABLE */ |
| 119 | }; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 120 | static wpt_packet *rx_reaped_buf[WLANDXE_MAX_REAPED_RX_FRAMES]; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 121 | |
| 122 | /*------------------------------------------------------------------------- |
| 123 | * External Function Proto Type |
| 124 | *-------------------------------------------------------------------------*/ |
| 125 | |
| 126 | /*------------------------------------------------------------------------- |
| 127 | * Local Function Proto Type |
| 128 | *-------------------------------------------------------------------------*/ |
| 129 | static wpt_status dxeRXFrameSingleBufferAlloc |
| 130 | ( |
| 131 | WLANDXE_CtrlBlkType *dxeCtxt, |
| 132 | WLANDXE_ChannelCBType *channelEntry, |
| 133 | WLANDXE_DescCtrlBlkType *currentCtrlBlock |
| 134 | ); |
| 135 | |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 136 | static wpt_status dxeNotifySmsm |
| 137 | ( |
| 138 | wpt_boolean kickDxe, |
| 139 | wpt_boolean ringEmpty |
| 140 | ); |
| 141 | |
Mihir Shete | fdc9f53 | 2014-01-09 15:03:02 +0530 | [diff] [blame] | 142 | static void dxeStartSSRTimer |
| 143 | ( |
| 144 | WLANDXE_CtrlBlkType *dxeCtxt |
| 145 | ); |
| 146 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 147 | /*------------------------------------------------------------------------- |
| 148 | * Local Function |
| 149 | *-------------------------------------------------------------------------*/ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 150 | /*========================================================================== |
| 151 | @ Function Name |
| 152 | dxeChannelMonitor |
| 153 | |
| 154 | @ Description |
| 155 | |
| 156 | @ Parameters |
| 157 | WLANDXE_ChannelCBType *channelEntry |
| 158 | Channel specific control block |
| 159 | |
| 160 | @ Return |
| 161 | wpt_status |
| 162 | |
| 163 | ===========================================================================*/ |
| 164 | static wpt_status dxeChannelMonitor |
| 165 | ( |
| 166 | char *monitorDescription, |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 167 | WLANDXE_ChannelCBType *channelEntry, |
| 168 | wpt_log_data_stall_channel_type *channelLog |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 169 | ) |
| 170 | { |
| 171 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 172 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 173 | if((NULL == monitorDescription) || (NULL == channelEntry)) |
| 174 | { |
| 175 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 176 | "INVALID Input ARG"); |
| 177 | return eWLAN_PAL_STATUS_E_INVAL; |
| 178 | } |
| 179 | |
| 180 | if(channelEntry->channelType > WDTS_CHANNEL_RX_HIGH_PRI) |
| 181 | { |
| 182 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 183 | "INVALID Channel type"); |
| 184 | return eWLAN_PAL_STATUS_E_INVAL; |
| 185 | } |
| 186 | |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 187 | wpalTrace(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 188 | "%11s : HCBO %d, HCBDP 0x%x, HCBDC 0x%x,", |
| 189 | channelType[channelEntry->channelType], |
| 190 | channelEntry->headCtrlBlk->ctrlBlkOrder, |
| 191 | channelEntry->headCtrlBlk->linkedDescPhyAddr, |
| 192 | channelEntry->headCtrlBlk->linkedDesc->descCtrl.ctrl); |
| 193 | wpalTrace(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 194 | "%11s : TCBO %d, TCBDP 0x%x, TCBDC 0x%x", |
| 195 | channelType[channelEntry->channelType], |
| 196 | channelEntry->tailCtrlBlk->ctrlBlkOrder, |
| 197 | channelEntry->tailCtrlBlk->linkedDescPhyAddr, |
| 198 | channelEntry->tailCtrlBlk->linkedDesc->descCtrl.ctrl); |
| 199 | wpalTrace(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 200 | "%11s : FDC %d, RDC %d, TFC %d", |
| 201 | channelType[channelEntry->channelType], |
| 202 | channelEntry->numFreeDesc, |
| 203 | channelEntry->numRsvdDesc, |
| 204 | channelEntry->numTotalFrame); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 205 | |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 206 | if(channelLog) |
| 207 | { |
| 208 | channelLog->numDesc = channelEntry->numDesc; |
| 209 | channelLog->numFreeDesc = channelEntry->numFreeDesc; |
| 210 | channelLog->numRsvdDesc = channelEntry->numRsvdDesc; |
| 211 | channelLog->headDescOrder = channelEntry->headCtrlBlk->ctrlBlkOrder; |
| 212 | channelLog->tailDescOrder = channelEntry->tailCtrlBlk->ctrlBlkOrder; |
| 213 | } |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 214 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 215 | return status; |
| 216 | } |
| 217 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 218 | #ifdef WLANDXE_DEBUG_MEMORY_DUMP |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 219 | /*========================================================================== |
| 220 | @ Function Name |
| 221 | dxeMemoryDump |
| 222 | |
| 223 | @ Description |
| 224 | |
| 225 | @ Parameters |
| 226 | WLANDXE_ChannelCBType *channelEntry |
| 227 | Channel specific control block |
| 228 | |
| 229 | @ Return |
| 230 | wpt_status |
| 231 | |
| 232 | ===========================================================================*/ |
| 233 | static wpt_status dxeMemoryDump |
| 234 | ( |
| 235 | wpt_uint8 *dumpPointer, |
| 236 | wpt_uint32 dumpSize, |
| 237 | char *dumpTarget |
| 238 | ) |
| 239 | { |
| 240 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 241 | wpt_uint32 numBytes = 0; |
| 242 | wpt_uint32 idx; |
| 243 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 244 | if((NULL == dumpPointer) || |
| 245 | (NULL == dumpTarget)) |
| 246 | { |
| 247 | return status; |
| 248 | } |
| 249 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 250 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 251 | "+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++"); |
| 252 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 253 | "%s Location 0x%x, Size %d", dumpTarget, dumpPointer, dumpSize); |
| 254 | |
| 255 | numBytes = dumpSize % T_WLANDXE_MEMDUMP_BYTE_PER_LINE; |
| 256 | for(idx = 0; idx < dumpSize; idx++) |
| 257 | { |
| 258 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 259 | "0x%2x ", dumpPointer[idx]); |
| 260 | if(0 == ((idx + 1) % T_WLANDXE_MEMDUMP_BYTE_PER_LINE)) |
| 261 | { |
| 262 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, "\n"); |
| 263 | } |
| 264 | } |
| 265 | if(0 != numBytes) |
| 266 | { |
| 267 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, "\n"); |
| 268 | } |
| 269 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 270 | "+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++"); |
| 271 | |
| 272 | return status; |
| 273 | } |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 274 | #endif /* WLANDXE_DEBUG_MEMORY_DUMP */ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 275 | |
| 276 | /*========================================================================== |
| 277 | @ Function Name |
| 278 | dxeDescriptorDump |
| 279 | |
| 280 | @ Description |
| 281 | |
| 282 | @ Parameters |
| 283 | WLANDXE_ChannelCBType *channelEntry |
| 284 | Channel specific control block |
| 285 | |
| 286 | @ Return |
| 287 | wpt_status |
| 288 | |
| 289 | ===========================================================================*/ |
| 290 | wpt_status dxeDescriptorDump |
| 291 | ( |
| 292 | WLANDXE_ChannelCBType *channelEntry, |
| 293 | WLANDXE_DescType *targetDesc, |
| 294 | wpt_uint32 fragmentOrder |
| 295 | ) |
| 296 | { |
| 297 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 298 | |
| 299 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 300 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 301 | "+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++"); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 302 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 303 | "Descriptor Dump for channel %s, %d / %d fragment", |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 304 | channelType[channelEntry->channelType], |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 305 | fragmentOrder + 1, |
| 306 | channelEntry->numFragmentCurrentChain); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 307 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 308 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 309 | "CTRL WORD 0x%x, TransferSize %d", |
| 310 | WLANDXE_U32_SWAP_ENDIAN(targetDesc->descCtrl.ctrl), |
| 311 | WLANDXE_U32_SWAP_ENDIAN(targetDesc->xfrSize)); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 312 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 313 | "SRC ADD 0x%x, DST ADD 0x%x, NEXT DESC 0x%x", |
| 314 | WLANDXE_U32_SWAP_ENDIAN(targetDesc->dxedesc.dxe_short_desc.srcMemAddrL), |
| 315 | WLANDXE_U32_SWAP_ENDIAN(targetDesc->dxedesc.dxe_short_desc.dstMemAddrL), |
| 316 | WLANDXE_U32_SWAP_ENDIAN(targetDesc->dxedesc.dxe_short_desc.phyNextL)); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 317 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 318 | "+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++"); |
| 319 | |
| 320 | return status; |
| 321 | } |
| 322 | |
| 323 | /*========================================================================== |
| 324 | @ Function Name |
| 325 | dxeChannelRegisterDump |
| 326 | |
| 327 | @ Description |
| 328 | |
| 329 | @ Parameters |
| 330 | WLANDXE_ChannelCBType *channelEntry |
| 331 | Channel specific control block |
| 332 | |
| 333 | @ Return |
| 334 | wpt_status |
| 335 | |
| 336 | ===========================================================================*/ |
| 337 | wpt_status dxeChannelRegisterDump |
| 338 | ( |
| 339 | WLANDXE_ChannelCBType *channelEntry, |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 340 | char *dumpTarget, |
| 341 | wpt_log_data_stall_channel_type *channelLog |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 342 | ) |
| 343 | { |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 344 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 345 | wpt_uint32 chStatusReg, chControlReg, chDescReg, chLDescReg; |
| 346 | |
| 347 | /* Whatever RIVA power condition try to wakeup RIVA through SMSM |
| 348 | * This will not simply wakeup RIVA |
| 349 | * Just incase TX not wanted stuck, Trigger TX again */ |
| 350 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 351 | dxeNotifySmsm(eWLAN_PAL_TRUE, eWLAN_PAL_FALSE); |
| 352 | wpalSleep(10); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 353 | |
Tushnim Bhattacharyya | 5dd9456 | 2013-03-20 20:15:03 -0700 | [diff] [blame] | 354 | if(channelEntry->channelType > WDTS_CHANNEL_RX_HIGH_PRI) |
| 355 | { |
| 356 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 357 | "INVALID Channel type"); |
| 358 | return eWLAN_PAL_STATUS_E_INVAL; |
| 359 | } |
| 360 | |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 361 | wpalReadRegister(channelEntry->channelRegister.chDXEDesclRegAddr, &chDescReg); |
| 362 | wpalReadRegister(channelEntry->channelRegister.chDXELstDesclRegAddr, &chLDescReg); |
| 363 | wpalReadRegister(channelEntry->channelRegister.chDXECtrlRegAddr, &chControlReg); |
| 364 | wpalReadRegister(channelEntry->channelRegister.chDXEStatusRegAddr, &chStatusReg); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 365 | |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 366 | wpalTrace(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 367 | "%11s : CCR 0x%x, CSR 0x%x, CDR 0x%x, CLDR 0x%x", |
| 368 | channelType[channelEntry->channelType], |
| 369 | chControlReg, chStatusReg, chDescReg, chLDescReg); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 370 | |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 371 | if(channelLog) |
| 372 | { |
| 373 | channelLog->ctrlRegVal = chControlReg; |
| 374 | channelLog->statRegVal = chStatusReg; |
| 375 | } |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 376 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 377 | return status; |
| 378 | } |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 379 | |
| 380 | /*========================================================================== |
| 381 | @ Function Name |
| 382 | dxeChannelAllDescDump |
| 383 | |
| 384 | @ Description |
| 385 | Dump all DXE descriptors within assigned channe; |
| 386 | |
| 387 | @ Parameters |
| 388 | WLANDXE_ChannelCBType *channelEntry |
| 389 | |
| 390 | @ Return |
| 391 | NONE |
| 392 | |
| 393 | ===========================================================================*/ |
| 394 | void dxeChannelAllDescDump |
| 395 | ( |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 396 | WLANDXE_ChannelCBType *channelEntry, |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 397 | WDTS_ChannelType channel, |
| 398 | wpt_log_data_stall_channel_type *channelLog |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 399 | ) |
| 400 | { |
| 401 | wpt_uint32 channelLoop; |
| 402 | WLANDXE_DescCtrlBlkType *targetCtrlBlk; |
Madan Mohan Koyyalamudi | 94d4c19 | 2012-09-24 14:06:14 -0700 | [diff] [blame] | 403 | wpt_uint32 previousCtrlValue = 0; |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 404 | wpt_uint32 previousCtrlValid = 0; |
| 405 | wpt_uint32 currentCtrlValid = 0; |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 406 | wpt_uint32 valDescCount = 0; |
| 407 | wpt_uint32 invalDescCount = 0; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 408 | |
| 409 | targetCtrlBlk = channelEntry->headCtrlBlk; |
| 410 | |
| 411 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 412 | "%11s : %d descriptor chains, head desc ctrl 0x%x", |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 413 | channelType[channelEntry->channelType], |
Madan Mohan Koyyalamudi | 24a00f9 | 2012-10-22 15:21:02 -0700 | [diff] [blame] | 414 | channelEntry->numDesc, |
| 415 | targetCtrlBlk->linkedDesc->descCtrl.ctrl); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 416 | previousCtrlValue = targetCtrlBlk->linkedDesc->descCtrl.ctrl; |
| 417 | |
| 418 | if((WDTS_CHANNEL_RX_LOW_PRI == channel) || |
| 419 | (WDTS_CHANNEL_RX_HIGH_PRI == channel)) |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 420 | { |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 421 | for(channelLoop = 0; channelLoop < channelEntry->numDesc; channelLoop++) |
Madan Mohan Koyyalamudi | 94d4c19 | 2012-09-24 14:06:14 -0700 | [diff] [blame] | 422 | { |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 423 | if(previousCtrlValue != targetCtrlBlk->linkedDesc->descCtrl.ctrl) |
| 424 | { |
| 425 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 426 | "%5d : 0x%x", targetCtrlBlk->ctrlBlkOrder, |
| 427 | targetCtrlBlk->linkedDesc->descCtrl.ctrl); |
| 428 | } |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 429 | if(targetCtrlBlk->linkedDesc->descCtrl.ctrl & WLANDXE_DESC_CTRL_VALID) |
| 430 | { |
| 431 | valDescCount++; |
| 432 | } |
| 433 | else |
| 434 | { |
| 435 | invalDescCount++; |
| 436 | } |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 437 | previousCtrlValue = targetCtrlBlk->linkedDesc->descCtrl.ctrl; |
| 438 | targetCtrlBlk = (WLANDXE_DescCtrlBlkType *)targetCtrlBlk->nextCtrlBlk; |
Madan Mohan Koyyalamudi | 94d4c19 | 2012-09-24 14:06:14 -0700 | [diff] [blame] | 439 | } |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 440 | } |
| 441 | else |
| 442 | { |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 443 | /* Head Descriptor is valid or not */ |
| 444 | previousCtrlValid = targetCtrlBlk->linkedDesc->descCtrl.ctrl & WLANDXE_DESC_CTRL_VALID; |
| 445 | targetCtrlBlk = (WLANDXE_DescCtrlBlkType *)targetCtrlBlk->nextCtrlBlk; |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 446 | for(channelLoop = 0; channelLoop < channelEntry->numDesc; channelLoop++) |
| 447 | { |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 448 | currentCtrlValid = targetCtrlBlk->linkedDesc->descCtrl.ctrl & WLANDXE_DESC_CTRL_VALID; |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 449 | if(currentCtrlValid) |
| 450 | { |
| 451 | valDescCount++; |
| 452 | } |
| 453 | else |
| 454 | { |
| 455 | invalDescCount++; |
| 456 | } |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 457 | if(currentCtrlValid != previousCtrlValid) |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 458 | { |
| 459 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 460 | "%5d : 0x%x", targetCtrlBlk->ctrlBlkOrder, |
| 461 | targetCtrlBlk->linkedDesc->descCtrl.ctrl); |
| 462 | } |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 463 | previousCtrlValid = currentCtrlValid; |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 464 | targetCtrlBlk = (WLANDXE_DescCtrlBlkType *)targetCtrlBlk->nextCtrlBlk; |
| 465 | } |
| 466 | } |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 467 | |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 468 | if(channelLog) |
| 469 | { |
| 470 | channelLog->numValDesc = valDescCount; |
| 471 | channelLog->numInvalDesc = invalDescCount; |
| 472 | } |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 473 | |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 474 | return; |
| 475 | } |
| 476 | |
| 477 | /*========================================================================== |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 478 | @ Function Name |
| 479 | dxeErrChannelDebug |
| 480 | |
| 481 | @ Description |
| 482 | Dump channel information for which Error interrupt has occured |
| 483 | |
| 484 | @ Parameters |
| 485 | WLANDXE_ChannelCBType *channelCb |
| 486 | |
| 487 | @ Return |
| 488 | NONE |
| 489 | |
| 490 | ===========================================================================*/ |
| 491 | void dxeErrChannelDebug |
| 492 | ( |
Mihir Shete | 79d6b58 | 2014-03-12 17:54:07 +0530 | [diff] [blame] | 493 | WLANDXE_ChannelCBType *channelCb, |
| 494 | wpt_uint32 chStatusReg |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 495 | ) |
| 496 | { |
| 497 | wpt_log_data_stall_channel_type channelLog; |
Mihir Shete | 79d6b58 | 2014-03-12 17:54:07 +0530 | [diff] [blame] | 498 | wpt_uint32 chLDescReg, channelLoop; |
| 499 | WLANDXE_DescCtrlBlkType *targetCtrlBlk; |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 500 | |
| 501 | dxeChannelMonitor("INT_ERR", channelCb, &channelLog); |
| 502 | dxeDescriptorDump(channelCb, channelCb->headCtrlBlk->linkedDesc, 0); |
| 503 | dxeChannelRegisterDump(channelCb, "INT_ERR", &channelLog); |
| 504 | dxeChannelAllDescDump(channelCb, channelCb->channelType, &channelLog); |
| 505 | wpalMemoryCopy(channelLog.channelName, |
| 506 | "INT_ERR", |
| 507 | WPT_TRPT_CHANNEL_NAME); |
| 508 | wpalPacketStallUpdateInfo(NULL, NULL, &channelLog, channelCb->channelType); |
| 509 | #ifdef FEATURE_WLAN_DIAG_SUPPORT |
| 510 | wpalPacketStallDumpLog(); |
| 511 | #endif /* FEATURE_WLAN_DIAG_SUPPORT */ |
Mihir Shete | 79d6b58 | 2014-03-12 17:54:07 +0530 | [diff] [blame] | 512 | switch ((chStatusReg & WLANDXE_CH_STAT_ERR_CODE_MASK) >> |
| 513 | WLANDXE_CH_STAT_ERR_CODE_OFFSET) |
| 514 | { |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 515 | |
Mihir Shete | 79d6b58 | 2014-03-12 17:54:07 +0530 | [diff] [blame] | 516 | case WLANDXE_ERROR_PRG_INV_B2H_SRC_QID: |
| 517 | case WLANDXE_ERROR_PRG_INV_B2H_DST_QID: |
| 518 | case WLANDXE_ERROR_PRG_INV_B2H_SRC_IDX: |
| 519 | case WLANDXE_ERROR_PRG_INV_H2B_SRC_QID: |
| 520 | case WLANDXE_ERROR_PRG_INV_H2B_DST_QID: |
| 521 | case WLANDXE_ERROR_PRG_INV_H2B_DST_IDX: |
| 522 | { |
| 523 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 524 | dxeNotifySmsm(eWLAN_PAL_TRUE, eWLAN_PAL_FALSE); |
| 525 | wpalSleep(10); |
| 526 | |
| 527 | if(channelCb->channelType > WDTS_CHANNEL_RX_HIGH_PRI) |
| 528 | { |
| 529 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 530 | "%s: Invalid Channel", __func__); |
| 531 | break; |
| 532 | } |
| 533 | |
| 534 | wpalReadRegister(channelCb->channelRegister.chDXELstDesclRegAddr, &chLDescReg); |
| 535 | |
| 536 | targetCtrlBlk = channelCb->headCtrlBlk; |
| 537 | |
| 538 | for(channelLoop = 0; channelLoop < channelCb->numDesc; channelLoop++) |
| 539 | { |
| 540 | if (targetCtrlBlk->linkedDescPhyAddr == chLDescReg) |
| 541 | { |
| 542 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 543 | "%11s :CHx_DESCL: desc ctrl 0x%x, src 0x%x, dst 0x%x, next 0x%x", |
| 544 | channelType[channelCb->channelType], |
| 545 | targetCtrlBlk->linkedDesc->descCtrl.ctrl, |
| 546 | targetCtrlBlk->linkedDesc->dxedesc.dxe_short_desc.srcMemAddrL, |
| 547 | targetCtrlBlk->linkedDesc->dxedesc.dxe_short_desc.dstMemAddrL, |
| 548 | targetCtrlBlk->linkedDesc->dxedesc.dxe_short_desc.phyNextL); |
| 549 | |
| 550 | targetCtrlBlk = (WLANDXE_DescCtrlBlkType *)targetCtrlBlk->nextCtrlBlk; |
| 551 | |
| 552 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 553 | "%11s :Next Desc: desc ctrl 0x%x, src 0x%x, dst 0x%x, next 0x%x", |
| 554 | channelType[channelCb->channelType], |
| 555 | targetCtrlBlk->linkedDesc->descCtrl.ctrl, |
| 556 | targetCtrlBlk->linkedDesc->dxedesc.dxe_short_desc.srcMemAddrL, |
| 557 | targetCtrlBlk->linkedDesc->dxedesc.dxe_short_desc.dstMemAddrL, |
| 558 | targetCtrlBlk->linkedDesc->dxedesc.dxe_short_desc.phyNextL); |
| 559 | break; |
| 560 | } |
| 561 | targetCtrlBlk = (WLANDXE_DescCtrlBlkType *)targetCtrlBlk->nextCtrlBlk; |
| 562 | } |
| 563 | break; |
| 564 | } |
| 565 | default: |
| 566 | { |
| 567 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 568 | "%s: No Debug Inormation", __func__); |
| 569 | break; |
| 570 | } |
| 571 | |
| 572 | } |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 573 | wpalFwDumpReq(17, 0, 0, 0, 0); |
| 574 | } |
| 575 | /*========================================================================== |
| 576 | @ Function Name |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 577 | dxeTxThreadChannelDebugHandler |
| 578 | |
| 579 | @ Description |
| 580 | Dump TX channel information |
| 581 | |
| 582 | @ Parameters |
| 583 | Wwpt_msg *msgPtr |
| 584 | |
| 585 | @ Return |
| 586 | NONE |
| 587 | |
| 588 | ===========================================================================*/ |
| 589 | void dxeTxThreadChannelDebugHandler |
| 590 | ( |
| 591 | wpt_msg *msgPtr |
| 592 | ) |
| 593 | { |
| 594 | wpt_uint8 channelLoop; |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 595 | wpt_log_data_stall_channel_type channelLog; |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 596 | |
| 597 | 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] | 598 | "%s Enter", __func__); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 599 | |
| 600 | /* Whatever RIVA power condition try to wakeup RIVA through SMSM |
| 601 | * This will not simply wakeup RIVA |
| 602 | * Just incase TX not wanted stuck, Trigger TX again */ |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 603 | for(channelLoop = 0; channelLoop < WDTS_CHANNEL_RX_LOW_PRI; channelLoop++) |
| 604 | { |
| 605 | dxeChannelMonitor("******** Get Descriptor Snapshot ", |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 606 | &tempDxeCtrlBlk->dxeChannel[channelLoop], |
| 607 | &channelLog); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 608 | dxeChannelRegisterDump(&tempDxeCtrlBlk->dxeChannel[channelLoop], |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 609 | "Abnormal successive empty interrupt", |
| 610 | &channelLog); |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 611 | dxeChannelAllDescDump(&tempDxeCtrlBlk->dxeChannel[channelLoop], |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 612 | channelLoop, |
| 613 | &channelLog); |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 614 | |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 615 | wpalMemoryCopy(channelLog.channelName, |
| 616 | channelType[channelLoop], |
| 617 | WPT_TRPT_CHANNEL_NAME); |
| 618 | wpalPacketStallUpdateInfo(NULL, NULL, &channelLog, channelLoop); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 619 | } |
| 620 | |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 621 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Jeff Johnson | 9e237fb | 2013-10-30 18:46:20 -0700 | [diff] [blame] | 622 | "================== DXE Dump End ======================"); |
Madan Mohan Koyyalamudi | 24a00f9 | 2012-10-22 15:21:02 -0700 | [diff] [blame] | 623 | wpalMemoryFree(msgPtr); |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 624 | |
| 625 | #ifdef FEATURE_WLAN_DIAG_SUPPORT |
| 626 | wpalPacketStallDumpLog(); |
| 627 | #endif /* FEATURE_WLAN_DIAG_SUPPORT */ |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 628 | 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] | 629 | "%s Exit", __func__); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 630 | return; |
| 631 | } |
| 632 | |
| 633 | /*========================================================================== |
| 634 | @ Function Name |
| 635 | dxeRxThreadChannelDebugHandler |
| 636 | |
| 637 | @ Description |
| 638 | Dump RX channel information |
| 639 | |
| 640 | @ Parameters |
| 641 | Wwpt_msg *msgPtr |
| 642 | |
| 643 | @ Return |
| 644 | NONE |
| 645 | |
| 646 | ===========================================================================*/ |
| 647 | void dxeRxThreadChannelDebugHandler |
| 648 | ( |
| 649 | wpt_msg *msgPtr |
| 650 | ) |
| 651 | { |
| 652 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 653 | wpt_uint8 channelLoop; |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 654 | wpt_log_data_stall_channel_type channelLog; |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 655 | |
| 656 | 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] | 657 | "%s Enter", __func__); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 658 | |
| 659 | /* Whatever RIVA power condition try to wakeup RIVA through SMSM |
| 660 | * This will not simply wakeup RIVA |
| 661 | * Just incase TX not wanted stuck, Trigger TX again */ |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 662 | for(channelLoop = WDTS_CHANNEL_RX_LOW_PRI; channelLoop < WDTS_CHANNEL_MAX; channelLoop++) |
| 663 | { |
| 664 | dxeChannelMonitor("******** Get Descriptor Snapshot ", |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 665 | &tempDxeCtrlBlk->dxeChannel[channelLoop], |
| 666 | &channelLog); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 667 | dxeChannelRegisterDump(&tempDxeCtrlBlk->dxeChannel[channelLoop], |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 668 | "Abnormal successive empty interrupt", |
| 669 | &channelLog); |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 670 | dxeChannelAllDescDump(&tempDxeCtrlBlk->dxeChannel[channelLoop], |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 671 | channelLoop, &channelLog); |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 672 | |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 673 | wpalMemoryCopy(channelLog.channelName, |
| 674 | channelType[channelLoop], |
| 675 | WPT_TRPT_CHANNEL_NAME); |
| 676 | wpalPacketStallUpdateInfo(NULL, NULL, &channelLog, channelLoop); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 677 | |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 678 | } |
| 679 | |
| 680 | /* Now serialise the message through Tx thread also to make sure |
| 681 | * no register access when RIVA is in powersave */ |
| 682 | /*Use the same message pointer just change the call back function */ |
| 683 | msgPtr->callback = dxeTxThreadChannelDebugHandler; |
| 684 | status = wpalPostTxMsg(WDI_GET_PAL_CTX(), |
| 685 | msgPtr); |
| 686 | if ( eWLAN_PAL_STATUS_SUCCESS != status ) |
| 687 | { |
| 688 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 48139e3 | 2012-10-11 14:43:56 -0700 | [diff] [blame] | 689 | "Tx thread state dump req serialize fail status=%d", |
Jeff Johnson | 9e237fb | 2013-10-30 18:46:20 -0700 | [diff] [blame] | 690 | status); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 691 | } |
| 692 | |
| 693 | 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] | 694 | "%s Exit", __func__); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 695 | return; |
| 696 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 697 | |
| 698 | /*========================================================================== |
| 699 | @ Function Name |
Madan Mohan Koyyalamudi | ea77701 | 2012-10-31 14:22:34 -0700 | [diff] [blame] | 700 | dxeRXHealthMonitor |
| 701 | |
| 702 | @ Description |
| 703 | Monitoring RX channel healthy stataus |
| 704 | If detect any problem, try to recover |
| 705 | |
| 706 | @ Parameters |
| 707 | healthMonitorMsg MSG pointer. |
| 708 | will have low resource TX channel context |
| 709 | |
| 710 | @ Return |
| 711 | NONE |
| 712 | |
| 713 | ===========================================================================*/ |
| 714 | void dxeRXHealthMonitor |
| 715 | ( |
| 716 | wpt_msg *healthMonitorMsg |
| 717 | ) |
| 718 | { |
| 719 | WLANDXE_ChannelCBType *channelCtrlBlk; |
| 720 | WLANDXE_ChannelCBType *testCHCtrlBlk; |
| 721 | wpt_uint32 regValue; |
| 722 | wpt_uint32 chStatusReg, chControlReg, chDescReg, chLDescReg; |
| 723 | wpt_uint32 hwWakeLoop, chLoop; |
| 724 | |
| 725 | if(NULL == healthMonitorMsg) |
| 726 | { |
| 727 | return; |
| 728 | } |
| 729 | |
| 730 | /* Make wake up HW */ |
| 731 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 732 | dxeNotifySmsm(eWLAN_PAL_TRUE, eWLAN_PAL_FALSE); |
Leo Chang | 5edb2d3 | 2013-04-03 13:32:58 -0700 | [diff] [blame] | 733 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
Madan Mohan Koyyalamudi | ea77701 | 2012-10-31 14:22:34 -0700 | [diff] [blame] | 734 | |
| 735 | for(hwWakeLoop = 0; hwWakeLoop < T_WLANDXE_MAX_HW_ACCESS_WAIT; hwWakeLoop++) |
| 736 | { |
| 737 | wpalReadRegister(WLANDXE_BMU_AVAILABLE_BD_PDU, ®Value); |
| 738 | if(0 != regValue) |
| 739 | { |
| 740 | break; |
| 741 | } |
| 742 | } |
| 743 | |
| 744 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 745 | "Scheduled RX, num free BD/PDU %d, loop Count %d", |
Jeff Johnson | 9e237fb | 2013-10-30 18:46:20 -0700 | [diff] [blame] | 746 | regValue, hwWakeLoop); |
Madan Mohan Koyyalamudi | ea77701 | 2012-10-31 14:22:34 -0700 | [diff] [blame] | 747 | |
| 748 | for(chLoop = WDTS_CHANNEL_RX_LOW_PRI; chLoop < WDTS_CHANNEL_MAX; chLoop++) |
| 749 | { |
| 750 | testCHCtrlBlk = &tempDxeCtrlBlk->dxeChannel[chLoop]; |
| 751 | wpalReadRegister(testCHCtrlBlk->channelRegister.chDXECtrlRegAddr, &chControlReg); |
| 752 | wpalReadRegister(testCHCtrlBlk->channelRegister.chDXEStatusRegAddr, &chStatusReg); |
| 753 | wpalReadRegister(testCHCtrlBlk->channelRegister.chDXEDesclRegAddr, &chDescReg); |
| 754 | wpalReadRegister(testCHCtrlBlk->channelRegister.chDXELstDesclRegAddr, &chLDescReg); |
| 755 | |
| 756 | wpalTrace(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
| 757 | "%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", |
| 758 | channelType[chLoop], |
| 759 | chControlReg, chStatusReg, chDescReg, chLDescReg, |
| 760 | testCHCtrlBlk->headCtrlBlk->ctrlBlkOrder, testCHCtrlBlk->headCtrlBlk->linkedDescPhyAddr, |
| 761 | testCHCtrlBlk->headCtrlBlk->linkedDesc->descCtrl.ctrl, |
| 762 | testCHCtrlBlk->tailCtrlBlk->ctrlBlkOrder, testCHCtrlBlk->tailCtrlBlk->linkedDescPhyAddr, |
| 763 | testCHCtrlBlk->tailCtrlBlk->linkedDesc->descCtrl.ctrl); |
| 764 | |
| 765 | if((chControlReg & WLANDXE_DESC_CTRL_VALID) && |
| 766 | (chLDescReg != testCHCtrlBlk->headCtrlBlk->linkedDescPhyAddr)) |
| 767 | { |
| 768 | wpalTrace(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 769 | "%11s : CCR 0x%x, CSR 0x%x, CDR 0x%x, CLDR 0x%x, " |
| 770 | "HCBO %d, HCBDP 0x%x, HCBDC 0x%x, TCBO %d,TCBDP 0x%x, TCBDC 0x%x", |
| 771 | channelType[chLoop], |
| 772 | chControlReg, chStatusReg, chDescReg, chLDescReg, |
| 773 | testCHCtrlBlk->headCtrlBlk->ctrlBlkOrder, testCHCtrlBlk->headCtrlBlk->linkedDescPhyAddr, |
| 774 | testCHCtrlBlk->headCtrlBlk->linkedDesc->descCtrl.ctrl, |
| 775 | testCHCtrlBlk->tailCtrlBlk->ctrlBlkOrder, testCHCtrlBlk->tailCtrlBlk->linkedDescPhyAddr, |
| 776 | testCHCtrlBlk->tailCtrlBlk->linkedDesc->descCtrl.ctrl); |
| 777 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
Jeff Johnson | 9e237fb | 2013-10-30 18:46:20 -0700 | [diff] [blame] | 778 | "%11s : RX CH EN Descriptor Async, resync it", channelType[chLoop]); |
Madan Mohan Koyyalamudi | ea77701 | 2012-10-31 14:22:34 -0700 | [diff] [blame] | 779 | wpalWriteRegister(testCHCtrlBlk->channelRegister.chDXELstDesclRegAddr, |
| 780 | testCHCtrlBlk->headCtrlBlk->linkedDescPhyAddr); |
| 781 | } |
| 782 | else if(!(chControlReg & WLANDXE_DESC_CTRL_VALID) && |
| 783 | (chDescReg != testCHCtrlBlk->headCtrlBlk->linkedDescPhyAddr)) |
| 784 | { |
| 785 | wpalTrace(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 786 | "%11s : CCR 0x%x, CSR 0x%x, CDR 0x%x, CLDR 0x%x, " |
| 787 | "HCBO %d, HCBDP 0x%x, HCBDC 0x%x, TCBO %d,TCBDP 0x%x, TCBDC 0x%x", |
| 788 | channelType[chLoop], |
| 789 | chControlReg, chStatusReg, chDescReg, chLDescReg, |
| 790 | testCHCtrlBlk->headCtrlBlk->ctrlBlkOrder, testCHCtrlBlk->headCtrlBlk->linkedDescPhyAddr, |
| 791 | testCHCtrlBlk->headCtrlBlk->linkedDesc->descCtrl.ctrl, |
| 792 | testCHCtrlBlk->tailCtrlBlk->ctrlBlkOrder, testCHCtrlBlk->tailCtrlBlk->linkedDescPhyAddr, |
| 793 | testCHCtrlBlk->tailCtrlBlk->linkedDesc->descCtrl.ctrl); |
| 794 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
Jeff Johnson | 9e237fb | 2013-10-30 18:46:20 -0700 | [diff] [blame] | 795 | "%11s : RX CH DIS Descriptor Async, resync it", channelType[chLoop]); |
Madan Mohan Koyyalamudi | ea77701 | 2012-10-31 14:22:34 -0700 | [diff] [blame] | 796 | wpalWriteRegister(testCHCtrlBlk->channelRegister.chDXEDesclRegAddr, |
| 797 | testCHCtrlBlk->headCtrlBlk->linkedDescPhyAddr); |
| 798 | } |
| 799 | } |
| 800 | |
| 801 | channelCtrlBlk = (WLANDXE_ChannelCBType *)healthMonitorMsg->pContext; |
| 802 | if(channelCtrlBlk->hitLowResource) |
| 803 | { |
| 804 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 805 | "%11s : Still Low Resource, kick DXE TX and restart timer", |
Jeff Johnson | 9e237fb | 2013-10-30 18:46:20 -0700 | [diff] [blame] | 806 | channelType[channelCtrlBlk->channelType]); |
Madan Mohan Koyyalamudi | ea77701 | 2012-10-31 14:22:34 -0700 | [diff] [blame] | 807 | /* Still Low Resource, Kick DXE again and start timer again */ |
| 808 | wpalTimerStart(&channelCtrlBlk->healthMonitorTimer, |
| 809 | T_WLANDXE_PERIODIC_HEALTH_M_TIME); |
| 810 | } |
| 811 | else |
| 812 | { |
| 813 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 814 | "%11s : Out from Low resource condition, do nothing", |
Jeff Johnson | 9e237fb | 2013-10-30 18:46:20 -0700 | [diff] [blame] | 815 | channelType[channelCtrlBlk->channelType]); |
Madan Mohan Koyyalamudi | ea77701 | 2012-10-31 14:22:34 -0700 | [diff] [blame] | 816 | /* Recovered from low resource condition |
| 817 | * Not need to do anything */ |
| 818 | } |
| 819 | |
| 820 | return; |
| 821 | } |
| 822 | |
| 823 | /*========================================================================== |
| 824 | @ Function Name |
| 825 | dxeTXHealthMonitor |
| 826 | |
| 827 | @ Description |
| 828 | Monitoring TX channel healthy stataus |
| 829 | If detect any problem, try to recover |
| 830 | |
| 831 | @ Parameters |
| 832 | healthMonitorMsg MSG pointer. |
| 833 | will have low resource TX channel context |
| 834 | |
| 835 | @ Return |
| 836 | NONE |
| 837 | |
| 838 | ===========================================================================*/ |
| 839 | void dxeTXHealthMonitor |
| 840 | ( |
| 841 | wpt_msg *healthMonitorMsg |
| 842 | ) |
| 843 | { |
| 844 | WLANDXE_ChannelCBType *channelCtrlBlk; |
| 845 | WLANDXE_ChannelCBType *testCHCtrlBlk; |
| 846 | wpt_uint32 regValue; |
| 847 | wpt_uint32 chStatusReg, chControlReg, chDescReg, chLDescReg; |
| 848 | wpt_uint32 hwWakeLoop, chLoop; |
| 849 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 850 | |
| 851 | if(NULL == healthMonitorMsg) |
| 852 | { |
| 853 | return; |
| 854 | } |
| 855 | |
| 856 | /* First of all kick TX channel |
| 857 | * This will fix if there is any problem with SMSM state */ |
| 858 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 859 | dxeNotifySmsm(eWLAN_PAL_TRUE, eWLAN_PAL_FALSE); |
Leo Chang | 5edb2d3 | 2013-04-03 13:32:58 -0700 | [diff] [blame] | 860 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
Madan Mohan Koyyalamudi | ea77701 | 2012-10-31 14:22:34 -0700 | [diff] [blame] | 861 | |
| 862 | /* Wait till RIVA up */ |
| 863 | for(hwWakeLoop = 0; hwWakeLoop < T_WLANDXE_MAX_HW_ACCESS_WAIT; hwWakeLoop++) |
| 864 | { |
| 865 | wpalReadRegister(WLANDXE_BMU_AVAILABLE_BD_PDU, ®Value); |
| 866 | if(0 != regValue) |
| 867 | { |
| 868 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 869 | "num free BD/PDU %d, loop Count %d", |
Jeff Johnson | 9e237fb | 2013-10-30 18:46:20 -0700 | [diff] [blame] | 870 | regValue, hwWakeLoop); |
Madan Mohan Koyyalamudi | ea77701 | 2012-10-31 14:22:34 -0700 | [diff] [blame] | 871 | break; |
| 872 | } |
| 873 | } |
| 874 | |
| 875 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 876 | "Scheduled TX, num free BD/PDU %d, loop Count %d", |
Jeff Johnson | 9e237fb | 2013-10-30 18:46:20 -0700 | [diff] [blame] | 877 | regValue, hwWakeLoop); |
Madan Mohan Koyyalamudi | ea77701 | 2012-10-31 14:22:34 -0700 | [diff] [blame] | 878 | |
| 879 | for(chLoop = 0; chLoop < WDTS_CHANNEL_RX_LOW_PRI; chLoop++) |
| 880 | { |
| 881 | testCHCtrlBlk = &tempDxeCtrlBlk->dxeChannel[chLoop]; |
| 882 | wpalReadRegister(testCHCtrlBlk->channelRegister.chDXECtrlRegAddr, &chControlReg); |
| 883 | wpalReadRegister(testCHCtrlBlk->channelRegister.chDXEStatusRegAddr, &chStatusReg); |
| 884 | wpalReadRegister(testCHCtrlBlk->channelRegister.chDXEDesclRegAddr, &chDescReg); |
| 885 | wpalReadRegister(testCHCtrlBlk->channelRegister.chDXELstDesclRegAddr, &chLDescReg); |
| 886 | |
| 887 | wpalTrace(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
| 888 | "%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", |
| 889 | channelType[chLoop], |
| 890 | chControlReg, chStatusReg, chDescReg, chLDescReg, |
| 891 | testCHCtrlBlk->headCtrlBlk->ctrlBlkOrder, testCHCtrlBlk->headCtrlBlk->linkedDescPhyAddr, |
| 892 | testCHCtrlBlk->headCtrlBlk->linkedDesc->descCtrl.ctrl, |
| 893 | testCHCtrlBlk->tailCtrlBlk->ctrlBlkOrder, testCHCtrlBlk->tailCtrlBlk->linkedDescPhyAddr, |
| 894 | testCHCtrlBlk->tailCtrlBlk->linkedDesc->descCtrl.ctrl); |
| 895 | |
| 896 | if((chControlReg & WLANDXE_DESC_CTRL_VALID) && |
| 897 | (chLDescReg != testCHCtrlBlk->tailCtrlBlk->linkedDescPhyAddr)) |
| 898 | { |
| 899 | wpalTrace(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 900 | "%11s : CCR 0x%x, CSR 0x%x, CDR 0x%x, CLDR 0x%x, " |
| 901 | "HCBO %d, HCBDP 0x%x, HCBDC 0x%x, TCBO %d,TCBDP 0x%x, TCBDC 0x%x", |
| 902 | channelType[chLoop], |
| 903 | chControlReg, chStatusReg, chDescReg, chLDescReg, |
| 904 | testCHCtrlBlk->headCtrlBlk->ctrlBlkOrder, testCHCtrlBlk->headCtrlBlk->linkedDescPhyAddr, |
| 905 | testCHCtrlBlk->headCtrlBlk->linkedDesc->descCtrl.ctrl, |
| 906 | testCHCtrlBlk->tailCtrlBlk->ctrlBlkOrder, testCHCtrlBlk->tailCtrlBlk->linkedDescPhyAddr, |
| 907 | testCHCtrlBlk->tailCtrlBlk->linkedDesc->descCtrl.ctrl); |
| 908 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
Jeff Johnson | 9e237fb | 2013-10-30 18:46:20 -0700 | [diff] [blame] | 909 | "%11s : TX CH EN Descriptor Async, resync it", channelType[chLoop]); |
Madan Mohan Koyyalamudi | ea77701 | 2012-10-31 14:22:34 -0700 | [diff] [blame] | 910 | wpalWriteRegister(testCHCtrlBlk->channelRegister.chDXELstDesclRegAddr, |
| 911 | testCHCtrlBlk->tailCtrlBlk->linkedDescPhyAddr); |
| 912 | } |
| 913 | else if(!(chControlReg & WLANDXE_DESC_CTRL_VALID) && |
| 914 | (chDescReg != testCHCtrlBlk->tailCtrlBlk->linkedDescPhyAddr)) |
| 915 | { |
| 916 | wpalTrace(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 917 | "%11s : CCR 0x%x, CSR 0x%x, CDR 0x%x, CLDR 0x%x, " |
| 918 | "HCBO %d, HCBDP 0x%x, HCBDC 0x%x, TCBO %d,TCBDP 0x%x, TCBDC 0x%x", |
| 919 | channelType[chLoop], |
| 920 | chControlReg, chStatusReg, chDescReg, chLDescReg, |
| 921 | testCHCtrlBlk->headCtrlBlk->ctrlBlkOrder, testCHCtrlBlk->headCtrlBlk->linkedDescPhyAddr, |
| 922 | testCHCtrlBlk->headCtrlBlk->linkedDesc->descCtrl.ctrl, |
| 923 | testCHCtrlBlk->tailCtrlBlk->ctrlBlkOrder, testCHCtrlBlk->tailCtrlBlk->linkedDescPhyAddr, |
| 924 | testCHCtrlBlk->tailCtrlBlk->linkedDesc->descCtrl.ctrl); |
| 925 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
Jeff Johnson | 9e237fb | 2013-10-30 18:46:20 -0700 | [diff] [blame] | 926 | "%11s : TX CH DIS Descriptor Async, resync it", channelType[chLoop]); |
Madan Mohan Koyyalamudi | ea77701 | 2012-10-31 14:22:34 -0700 | [diff] [blame] | 927 | wpalWriteRegister(testCHCtrlBlk->channelRegister.chDXEDesclRegAddr, |
| 928 | testCHCtrlBlk->tailCtrlBlk->linkedDescPhyAddr); |
| 929 | } |
| 930 | } |
| 931 | |
| 932 | /* TX channel test done, test RX channels */ |
| 933 | channelCtrlBlk = (WLANDXE_ChannelCBType *)healthMonitorMsg->pContext; |
| 934 | channelCtrlBlk->healthMonitorMsg->callback = dxeRXHealthMonitor; |
| 935 | status = wpalPostRxMsg(WDI_GET_PAL_CTX(), |
| 936 | channelCtrlBlk->healthMonitorMsg); |
| 937 | if (eWLAN_PAL_STATUS_SUCCESS != status) |
| 938 | { |
| 939 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Jeff Johnson | 9e237fb | 2013-10-30 18:46:20 -0700 | [diff] [blame] | 940 | "TX Low resource Kick DXE MSG Serialize fail status=%d", |
| 941 | status); |
Madan Mohan Koyyalamudi | ea77701 | 2012-10-31 14:22:34 -0700 | [diff] [blame] | 942 | } |
| 943 | |
| 944 | return; |
| 945 | } |
| 946 | |
| 947 | /*========================================================================== |
| 948 | @ Function Name |
| 949 | dxeHealthMonitorTimeout |
| 950 | |
| 951 | @ Description |
| 952 | Health Monitor timer started when TX channel low resource condition |
| 953 | And if reciovered from low resource condition, timer would not fired |
| 954 | Timer fired means during certain time, TX CH could not be recovered |
| 955 | |
| 956 | @ Parameters |
| 957 | channelCtxt Low resource condition happen Channel context |
| 958 | |
| 959 | @ Return |
| 960 | NONE |
| 961 | |
| 962 | ===========================================================================*/ |
| 963 | void dxeHealthMonitorTimeout |
| 964 | ( |
| 965 | void *channelCtxt |
| 966 | ) |
| 967 | { |
| 968 | WLANDXE_ChannelCBType *channelCtrlBlk; |
| 969 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 970 | |
| 971 | if(NULL == channelCtxt) |
| 972 | { |
| 973 | return; |
| 974 | } |
| 975 | |
| 976 | /* Timeout Fired, DXE TX should kick on TX thread |
| 977 | * Serailize to TX Thread */ |
| 978 | channelCtrlBlk = (WLANDXE_ChannelCBType *)channelCtxt; |
| 979 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
| 980 | "%11s : Health Monitor timer expired", |
Jeff Johnson | 9e237fb | 2013-10-30 18:46:20 -0700 | [diff] [blame] | 981 | channelType[channelCtrlBlk->channelType]); |
Madan Mohan Koyyalamudi | ea77701 | 2012-10-31 14:22:34 -0700 | [diff] [blame] | 982 | |
| 983 | channelCtrlBlk->healthMonitorMsg->callback = dxeTXHealthMonitor; |
| 984 | status = wpalPostTxMsg(WDI_GET_PAL_CTX(), |
| 985 | channelCtrlBlk->healthMonitorMsg); |
| 986 | if (eWLAN_PAL_STATUS_SUCCESS != status) |
| 987 | { |
| 988 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Jeff Johnson | 9e237fb | 2013-10-30 18:46:20 -0700 | [diff] [blame] | 989 | "TX Low resource Kick DXE MSG Serialize fail status=%d", |
| 990 | status); |
Madan Mohan Koyyalamudi | ea77701 | 2012-10-31 14:22:34 -0700 | [diff] [blame] | 991 | } |
| 992 | |
| 993 | return; |
| 994 | } |
| 995 | |
| 996 | /*========================================================================== |
| 997 | @ Function Name |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 998 | dxeCtrlBlkAlloc |
| 999 | |
| 1000 | @ Description |
| 1001 | Allocate DXE Control block |
| 1002 | DXE control block will used by Host DXE driver only, internal structure |
| 1003 | Will make ring linked list |
| 1004 | |
| 1005 | @ Parameters |
| 1006 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1007 | DXE host driver main control block |
| 1008 | WLANDXE_ChannelCBType *channelEntry |
| 1009 | Channel specific control block |
| 1010 | |
| 1011 | @ Return |
| 1012 | wpt_status |
| 1013 | |
| 1014 | ===========================================================================*/ |
| 1015 | static wpt_status dxeCtrlBlkAlloc |
| 1016 | ( |
| 1017 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1018 | WLANDXE_ChannelCBType *channelEntry |
| 1019 | ) |
| 1020 | { |
| 1021 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 1022 | unsigned int idx, fIdx; |
| 1023 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = NULL; |
| 1024 | WLANDXE_DescCtrlBlkType *freeCtrlBlk = NULL; |
| 1025 | WLANDXE_DescCtrlBlkType *prevCtrlBlk = NULL; |
| 1026 | WLANDXE_DescCtrlBlkType *nextCtrlBlk = NULL; |
| 1027 | |
| 1028 | 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] | 1029 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1030 | |
| 1031 | /* Sanity check */ |
| 1032 | if((NULL == dxeCtrlBlk) || (NULL == channelEntry)) |
| 1033 | { |
| 1034 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1035 | "dxeCtrlBlkAlloc Channel Entry is not valid"); |
| 1036 | return eWLAN_PAL_STATUS_E_INVAL; |
| 1037 | } |
| 1038 | |
| 1039 | /* Allocate pre asigned number of control blocks */ |
| 1040 | for(idx = 0; idx < channelEntry->numDesc; idx++) |
| 1041 | { |
| 1042 | currentCtrlBlk = (WLANDXE_DescCtrlBlkType *)wpalMemoryAllocate(sizeof(WLANDXE_DescCtrlBlkType)); |
| 1043 | if(NULL == currentCtrlBlk) |
| 1044 | { |
| 1045 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1046 | "dxeCtrlBlkOpen MemAlloc Fail for channel %d", |
| 1047 | channelEntry->channelType); |
| 1048 | freeCtrlBlk = channelEntry->headCtrlBlk; |
| 1049 | for(fIdx = 0; fIdx < idx; fIdx++) |
| 1050 | { |
| 1051 | if(NULL == freeCtrlBlk) |
| 1052 | { |
| 1053 | break; |
| 1054 | } |
| 1055 | |
| 1056 | nextCtrlBlk = freeCtrlBlk->nextCtrlBlk; |
| 1057 | wpalMemoryFree((void *)freeCtrlBlk); |
| 1058 | freeCtrlBlk = nextCtrlBlk; |
| 1059 | } |
| 1060 | return eWLAN_PAL_STATUS_E_FAULT; |
| 1061 | } |
| 1062 | |
| 1063 | memset((wpt_uint8 *)currentCtrlBlk, 0, sizeof(WLANDXE_DescCtrlBlkType)); |
| 1064 | /* Initialize common elements first */ |
| 1065 | currentCtrlBlk->xfrFrame = NULL; |
| 1066 | currentCtrlBlk->linkedDesc = NULL; |
| 1067 | currentCtrlBlk->linkedDescPhyAddr = 0; |
| 1068 | currentCtrlBlk->ctrlBlkOrder = idx; |
| 1069 | |
| 1070 | /* This is the first control block allocated |
| 1071 | * Next Control block is not allocated yet |
| 1072 | * head and tail must be first control block */ |
| 1073 | if(0 == idx) |
| 1074 | { |
| 1075 | currentCtrlBlk->nextCtrlBlk = NULL; |
| 1076 | channelEntry->headCtrlBlk = currentCtrlBlk; |
| 1077 | channelEntry->tailCtrlBlk = currentCtrlBlk; |
| 1078 | } |
| 1079 | /* This is not first, not last control block |
| 1080 | * previous control block may has next linked block */ |
| 1081 | else if((0 < idx) && (idx < (channelEntry->numDesc - 1))) |
| 1082 | { |
| 1083 | prevCtrlBlk->nextCtrlBlk = currentCtrlBlk; |
| 1084 | } |
| 1085 | /* This is last control blocl |
| 1086 | * next control block for the last control block is head, first control block |
| 1087 | * then whole linked list made RING */ |
| 1088 | else if((channelEntry->numDesc - 1) == idx) |
| 1089 | { |
| 1090 | prevCtrlBlk->nextCtrlBlk = currentCtrlBlk; |
| 1091 | currentCtrlBlk->nextCtrlBlk = channelEntry->headCtrlBlk; |
| 1092 | } |
| 1093 | else |
| 1094 | { |
| 1095 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1096 | "dxeCtrlBlkOpen Invalid Ctrl Blk location %d", |
| 1097 | channelEntry->channelType); |
| 1098 | wpalMemoryFree(currentCtrlBlk); |
| 1099 | return eWLAN_PAL_STATUS_E_FAULT; |
| 1100 | } |
| 1101 | |
| 1102 | prevCtrlBlk = currentCtrlBlk; |
| 1103 | channelEntry->numFreeDesc++; |
| 1104 | } |
| 1105 | |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1106 | 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] | 1107 | return status; |
| 1108 | } |
| 1109 | |
| 1110 | /*========================================================================== |
| 1111 | @ Function Name |
| 1112 | dxeDescLinkAlloc |
| 1113 | |
| 1114 | @ Description |
| 1115 | Allocate DXE descriptor |
| 1116 | DXE descriptor will be shared by DXE host driver and RIVA DXE engine |
| 1117 | Will make RING linked list |
| 1118 | Will be linked with Descriptor control block one by one |
| 1119 | |
| 1120 | @ Parameters |
| 1121 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1122 | DXE host driver main control block |
| 1123 | WLANDXE_ChannelCBType *channelEntry |
| 1124 | Channel specific control block |
| 1125 | @ Return |
| 1126 | wpt_status |
| 1127 | |
| 1128 | ===========================================================================*/ |
| 1129 | static wpt_status dxeDescAllocAndLink |
| 1130 | ( |
| 1131 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1132 | WLANDXE_ChannelCBType *channelEntry |
| 1133 | ) |
| 1134 | { |
| 1135 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 1136 | WLANDXE_DescType *currentDesc = NULL; |
| 1137 | WLANDXE_DescType *prevDesc = NULL; |
| 1138 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = NULL; |
| 1139 | unsigned int idx; |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 1140 | void *physAddressAlloc = NULL; |
| 1141 | wpt_uint32 physAddress; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1142 | #ifdef WLANDXE_TEST_CHANNEL_ENABLE |
| 1143 | WLANDXE_ChannelCBType *testTXChannelCB = &dxeCtrlBlk->dxeChannel[WDTS_CHANNEL_H2H_TEST_TX]; |
| 1144 | WLANDXE_DescCtrlBlkType *currDescCtrlBlk = testTXChannelCB->headCtrlBlk; |
| 1145 | #endif /* WLANDXE_TEST_CHANNEL_ENABLE*/ |
| 1146 | |
| 1147 | 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] | 1148 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1149 | |
| 1150 | /* Sanity Check */ |
| 1151 | if((NULL == dxeCtrlBlk) || (NULL == channelEntry)) |
| 1152 | { |
| 1153 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1154 | "dxeDescLinkAlloc Channel Entry is not valid"); |
| 1155 | return eWLAN_PAL_STATUS_E_INVAL; |
| 1156 | } |
| 1157 | |
| 1158 | currentCtrlBlk = channelEntry->headCtrlBlk; |
| 1159 | |
| 1160 | #if !(defined(FEATURE_R33D) || defined(WLANDXE_TEST_CHANNEL_ENABLE)) |
| 1161 | /* allocate all DXE descriptors for this channel in one chunk */ |
| 1162 | channelEntry->descriptorAllocation = (WLANDXE_DescType *) |
| 1163 | wpalDmaMemoryAllocate(sizeof(WLANDXE_DescType)*channelEntry->numDesc, |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 1164 | &physAddressAlloc); |
| 1165 | physAddress = (wpt_uint32) (uintptr_t)(physAddressAlloc); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1166 | if(NULL == channelEntry->descriptorAllocation) |
| 1167 | { |
| 1168 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1169 | "dxeDescLinkAlloc Descriptor Alloc Fail"); |
| 1170 | return eWLAN_PAL_STATUS_E_RESOURCES; |
| 1171 | } |
| 1172 | currentDesc = channelEntry->descriptorAllocation; |
| 1173 | #endif |
| 1174 | |
| 1175 | /* Allocate pre asigned number of descriptor */ |
| 1176 | for(idx = 0; idx < channelEntry->numDesc; idx++) |
| 1177 | { |
| 1178 | #ifndef FEATURE_R33D |
| 1179 | #ifndef WLANDXE_TEST_CHANNEL_ENABLE |
| 1180 | // descriptors were allocated in a chunk -- use the current one |
| 1181 | memset((wpt_uint8 *)currentDesc, 0, sizeof(WLANDXE_DescType)); |
| 1182 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 1183 | "Allocated Descriptor VA %p, PA %p", currentDesc, physAddressAlloc); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1184 | #else |
| 1185 | if(WDTS_CHANNEL_H2H_TEST_RX != channelEntry->channelType) |
| 1186 | { |
| 1187 | // allocate a descriptor |
| 1188 | currentDesc = (WLANDXE_DescType *)wpalDmaMemoryAllocate(sizeof(WLANDXE_DescType), |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 1189 | &physAddressAlloc); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1190 | memset((wpt_uint8 *)currentDesc, 0, sizeof(WLANDXE_DescType)); |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 1191 | physAddress = (wpt_uint32) (uintptr_t)(physAddressAlloc); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1192 | } |
| 1193 | else |
| 1194 | { |
| 1195 | currentDesc = currDescCtrlBlk->linkedDesc; |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 1196 | physAddress = currDescCtrlBlk->linkedDescPhyAddr; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1197 | currDescCtrlBlk = (WLANDXE_DescCtrlBlkType *)currDescCtrlBlk->nextCtrlBlk; |
| 1198 | } |
| 1199 | #endif /* WLANDXE_TEST_CHANNEL_ENABLE */ |
| 1200 | #else |
| 1201 | #ifndef WLANDXE_TEST_CHANNEL_ENABLE |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 1202 | currentDesc = (WLANDXE_DescType *)wpalAcpuDdrDxeDescMemoryAllocate(&physAddressAlloc); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1203 | memset((wpt_uint8 *)currentDesc, 0, sizeof(WLANDXE_DescType)); |
| 1204 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 1205 | "Allocated Descriptor VA %p, PA %p", currentDesc, physAddressAlloc); |
| 1206 | physAddress = (wpt_uint32) (uintptr_t)(physAddressAlloc); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1207 | #else |
| 1208 | if(WDTS_CHANNEL_H2H_TEST_RX != channelEntry->channelType) |
| 1209 | { |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 1210 | currentDesc = (WLANDXE_DescType *)wpalAcpuDdrDxeDescMemoryAllocate(&physAddressAlloc); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1211 | memset((wpt_uint8 *)currentDesc, 0, sizeof(WLANDXE_DescType)); |
| 1212 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 1213 | "Allocated Descriptor VA %p, PA %p", currentDesc, physAddressAlloc); |
| 1214 | physAddress = (wpt_uint32) (uintptr_t)(physAddressAlloc); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1215 | } |
| 1216 | else |
| 1217 | { |
| 1218 | currentDesc = currDescCtrlBlk->linkedDesc; |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 1219 | physAddress = currDescCtrlBlk->linkedDescPhyAddr; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1220 | currDescCtrlBlk = (WLANDXE_DescCtrlBlkType *)currDescCtrlBlk->nextCtrlBlk; |
| 1221 | } |
| 1222 | #endif /* WLANDXE_TEST_CHANNEL_ENABLE */ |
| 1223 | #endif /* FEATURE_R33D */ |
| 1224 | if(NULL == currentDesc) |
| 1225 | { |
| 1226 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1227 | "dxeDescLinkAlloc MemAlloc Fail for channel %d", |
| 1228 | channelEntry->channelType); |
| 1229 | return eWLAN_PAL_STATUS_E_FAULT; |
| 1230 | } |
| 1231 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1232 | currentCtrlBlk->linkedDesc = currentDesc; |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 1233 | currentCtrlBlk->linkedDescPhyAddr = physAddress; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1234 | /* First descriptor, next none |
| 1235 | * descriptor bottom location is first descriptor address */ |
| 1236 | if(0 == idx) |
| 1237 | { |
| 1238 | currentDesc->dxedesc.dxe_short_desc.phyNextL = 0; |
| 1239 | channelEntry->DescBottomLoc = currentDesc; |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 1240 | channelEntry->descBottomLocPhyAddr = physAddress; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1241 | } |
| 1242 | /* Not first, not last descriptor |
| 1243 | * may make link for previous descriptor with current descriptor |
| 1244 | * ENDIAN SWAP needed ????? */ |
| 1245 | else if((0 < idx) && (idx < (channelEntry->numDesc - 1))) |
| 1246 | { |
| 1247 | prevDesc->dxedesc.dxe_short_desc.phyNextL = |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 1248 | WLANDXE_U32_SWAP_ENDIAN(physAddress); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1249 | } |
| 1250 | /* Last descriptor |
| 1251 | * make a ring by asign next pointer as first descriptor |
| 1252 | * ENDIAN SWAP NEEDED ??? */ |
| 1253 | else if((channelEntry->numDesc - 1) == idx) |
| 1254 | { |
| 1255 | prevDesc->dxedesc.dxe_short_desc.phyNextL = |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 1256 | WLANDXE_U32_SWAP_ENDIAN(physAddress); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1257 | currentDesc->dxedesc.dxe_short_desc.phyNextL = |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 1258 | WLANDXE_U32_SWAP_ENDIAN(channelEntry->headCtrlBlk->linkedDescPhyAddr); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1259 | } |
| 1260 | |
| 1261 | /* If Current Channel is RX channel PAL Packet and OS packet buffer should be |
| 1262 | * Pre allocated and physical address must be assigned into |
| 1263 | * Corresponding DXE Descriptor */ |
| 1264 | #ifdef WLANDXE_TEST_CHANNEL_ENABLE |
| 1265 | if((WDTS_CHANNEL_RX_LOW_PRI == channelEntry->channelType) || |
| 1266 | (WDTS_CHANNEL_RX_HIGH_PRI == channelEntry->channelType) || |
| 1267 | (WDTS_CHANNEL_H2H_TEST_RX == channelEntry->channelType)) |
| 1268 | #else |
| 1269 | if((WDTS_CHANNEL_RX_LOW_PRI == channelEntry->channelType) || |
| 1270 | (WDTS_CHANNEL_RX_HIGH_PRI == channelEntry->channelType)) |
| 1271 | #endif /* WLANDXE_TEST_CHANNEL_ENABLE */ |
| 1272 | { |
| 1273 | status = dxeRXFrameSingleBufferAlloc(dxeCtrlBlk, |
| 1274 | channelEntry, |
| 1275 | currentCtrlBlk); |
| 1276 | if( !WLAN_PAL_IS_STATUS_SUCCESS(status) ) |
| 1277 | { |
| 1278 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1279 | "dxeDescLinkAlloc RX Buffer Alloc Fail for channel %d", |
| 1280 | channelEntry->channelType); |
| 1281 | return status; |
| 1282 | } |
| 1283 | --channelEntry->numFreeDesc; |
| 1284 | } |
| 1285 | |
Leo Chang | 7e05f21 | 2013-07-01 19:54:15 -0700 | [diff] [blame] | 1286 | if((WDTS_CHANNEL_TX_LOW_PRI == channelEntry->channelType) || |
| 1287 | (WDTS_CHANNEL_TX_HIGH_PRI == channelEntry->channelType)) |
| 1288 | { |
| 1289 | currentDesc->descCtrl.ctrl = channelEntry->extraConfig.cw_ctrl_write; |
| 1290 | currentDesc->dxedesc.dxe_short_desc.dstMemAddrL = channelEntry->extraConfig.refWQ_swapped; |
| 1291 | } |
| 1292 | else if((WDTS_CHANNEL_RX_LOW_PRI == channelEntry->channelType) || |
| 1293 | (WDTS_CHANNEL_RX_HIGH_PRI == channelEntry->channelType)) |
| 1294 | { |
| 1295 | currentDesc->descCtrl.ctrl = channelEntry->extraConfig.cw_ctrl_read; |
| 1296 | currentDesc->dxedesc.dxe_short_desc.srcMemAddrL = channelEntry->extraConfig.refWQ_swapped; |
| 1297 | } |
| 1298 | else |
| 1299 | { |
| 1300 | /* Just in case. H2H Test RX channel, do nothing |
| 1301 | * By Definition this must not happen */ |
| 1302 | } |
| 1303 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1304 | currentCtrlBlk = currentCtrlBlk->nextCtrlBlk; |
| 1305 | prevDesc = currentDesc; |
| 1306 | |
| 1307 | #ifndef FEATURE_R33D |
| 1308 | #ifndef WLANDXE_TEST_CHANNEL_ENABLE |
| 1309 | // advance to the next pre-allocated descriptor in the chunk |
| 1310 | currentDesc++; |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 1311 | physAddress = (physAddress + sizeof(WLANDXE_DescType)); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1312 | #endif |
| 1313 | #endif |
| 1314 | } |
| 1315 | |
| 1316 | 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] | 1317 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1318 | return status; |
| 1319 | } |
| 1320 | |
| 1321 | /*========================================================================== |
| 1322 | @ Function Name |
| 1323 | |
| 1324 | @ Description |
| 1325 | |
| 1326 | @ Parameters |
| 1327 | |
| 1328 | @ Return |
| 1329 | wpt_status |
| 1330 | |
| 1331 | ===========================================================================*/ |
| 1332 | static wpt_status dxeSetInterruptPath |
| 1333 | ( |
| 1334 | WLANDXE_CtrlBlkType *dxeCtrlBlk |
| 1335 | ) |
| 1336 | { |
| 1337 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 1338 | wpt_uint32 interruptPath = 0; |
| 1339 | wpt_uint32 idx; |
| 1340 | WLANDXE_ChannelCBType *channelEntry = NULL; |
| 1341 | |
| 1342 | 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] | 1343 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1344 | |
| 1345 | for(idx = 0; idx < WDTS_CHANNEL_MAX; idx++) |
| 1346 | { |
| 1347 | channelEntry = &dxeCtrlBlk->dxeChannel[idx]; |
| 1348 | #ifdef WLANDXE_TEST_CHANNEL_ENABLE |
| 1349 | if((WDTS_CHANNEL_TX_LOW_PRI == channelEntry->channelType) || |
| 1350 | (WDTS_CHANNEL_TX_HIGH_PRI == channelEntry->channelType) || |
| 1351 | (WDTS_CHANNEL_H2H_TEST_TX == channelEntry->channelType)) |
| 1352 | #else |
| 1353 | if((WDTS_CHANNEL_TX_LOW_PRI == channelEntry->channelType) || |
| 1354 | (WDTS_CHANNEL_TX_HIGH_PRI == channelEntry->channelType)) |
| 1355 | #endif /* WLANDXE_TEST_CHANNEL_ENABLE */ |
| 1356 | { |
| 1357 | interruptPath |= (1 << channelEntry->assignedDMAChannel); |
| 1358 | } |
| 1359 | else if((WDTS_CHANNEL_RX_LOW_PRI == channelEntry->channelType) || |
| 1360 | (WDTS_CHANNEL_RX_HIGH_PRI == channelEntry->channelType)) |
| 1361 | { |
| 1362 | interruptPath |= (1 << (channelEntry->assignedDMAChannel + 16)); |
| 1363 | } |
| 1364 | else |
| 1365 | { |
| 1366 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1367 | "H2H TEST RX???? %d", channelEntry->channelType); |
| 1368 | } |
| 1369 | } |
| 1370 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 1371 | "Interrupt Path Must be 0x%x", interruptPath); |
| 1372 | dxeCtrlBlk->interruptPath = interruptPath; |
| 1373 | wpalWriteRegister(WLANDXE_CCU_DXE_INT_SELECT, interruptPath); |
| 1374 | |
| 1375 | 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] | 1376 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1377 | return status; |
| 1378 | } |
| 1379 | |
| 1380 | /*========================================================================== |
| 1381 | @ Function Name |
| 1382 | dxeEngineCoreStart |
| 1383 | |
| 1384 | @ Description |
| 1385 | Trigger to start RIVA DXE Hardware |
| 1386 | |
| 1387 | @ Parameters |
| 1388 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1389 | DXE host driver main control block |
| 1390 | |
| 1391 | @ Return |
| 1392 | wpt_status |
| 1393 | |
| 1394 | ===========================================================================*/ |
| 1395 | static wpt_status dxeEngineCoreStart |
| 1396 | ( |
| 1397 | WLANDXE_CtrlBlkType *dxeCtrlBlk |
| 1398 | ) |
| 1399 | { |
| 1400 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 1401 | wpt_uint32 registerData = 0; |
Leo Chang | 00708f6 | 2013-12-03 20:21:51 -0800 | [diff] [blame] | 1402 | wpt_uint8 readRetry; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1403 | |
| 1404 | 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] | 1405 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1406 | |
Leo Chang | 00708f6 | 2013-12-03 20:21:51 -0800 | [diff] [blame] | 1407 | #ifdef WCN_PRONTO |
| 1408 | /* Read default */ |
| 1409 | wpalReadRegister(WLANDXE_CCU_SOFT_RESET, ®isterData); |
| 1410 | registerData |= WLANDXE_DMA_CCU_DXE_RESET_MASK; |
| 1411 | |
| 1412 | /* Make reset */ |
| 1413 | wpalWriteRegister(WLANDXE_CCU_SOFT_RESET, registerData); |
| 1414 | |
| 1415 | /* Clear reset */ |
| 1416 | registerData &= ~WLANDXE_DMA_CCU_DXE_RESET_MASK; |
| 1417 | wpalWriteRegister(WLANDXE_CCU_SOFT_RESET, registerData); |
| 1418 | #else |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1419 | /* START This core init is not needed for the integrated system */ |
| 1420 | /* Reset First */ |
| 1421 | registerData = WLANDXE_DMA_CSR_RESET_MASK; |
| 1422 | wpalWriteRegister(WALNDEX_DMA_CSR_ADDRESS, |
| 1423 | registerData); |
Leo Chang | 00708f6 | 2013-12-03 20:21:51 -0800 | [diff] [blame] | 1424 | #endif /* WCN_PRONTO */ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1425 | |
Leo Chang | 00708f6 | 2013-12-03 20:21:51 -0800 | [diff] [blame] | 1426 | for(readRetry = 0; readRetry < WLANDXE_CSR_MAX_READ_COUNT; readRetry++) |
| 1427 | { |
| 1428 | wpalWriteRegister(WALNDEX_DMA_CSR_ADDRESS, |
| 1429 | WLANDXE_CSR_DEFAULT_ENABLE); |
| 1430 | wpalReadRegister(WALNDEX_DMA_CSR_ADDRESS, ®isterData); |
| 1431 | if(!(registerData & WLANDXE_DMA_CSR_EN_MASK)) |
| 1432 | { |
| 1433 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1434 | "%s CSR 0x%x, count %d", |
| 1435 | __func__, registerData, readRetry); |
| 1436 | /* CSR is not valid value, re-try to write */ |
| 1437 | wpalBusyWait(WLANDXE_CSR_NEXT_READ_WAIT); |
| 1438 | } |
| 1439 | else |
| 1440 | { |
| 1441 | break; |
| 1442 | } |
| 1443 | } |
| 1444 | if(WLANDXE_CSR_MAX_READ_COUNT == readRetry) |
| 1445 | { |
| 1446 | /* MAX wait, still cannot write correct value |
| 1447 | * Panic device */ |
| 1448 | wpalDevicePanic(); |
| 1449 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1450 | |
| 1451 | /* Is This needed? |
| 1452 | * Not sure, revisit with integrated system */ |
| 1453 | /* END This core init is not needed for the integrated system */ |
| 1454 | |
| 1455 | dxeSetInterruptPath(dxeCtrlBlk); |
| 1456 | 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] | 1457 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1458 | return status; |
| 1459 | } |
| 1460 | |
| 1461 | /*========================================================================== |
| 1462 | @ Function Name |
| 1463 | dxeChannelInitProgram |
| 1464 | |
| 1465 | @ Description |
| 1466 | Program RIVA DXE engine register with initial value |
| 1467 | What must be programmed |
| 1468 | - Source Address (SADRL, chDXESadrlRegAddr) |
| 1469 | - Destination address (DADRL, chDXEDadrlRegAddr) |
| 1470 | - Next Descriptor address (DESCL, chDXEDesclRegAddr) |
| 1471 | - current descriptor address (LST_DESCL, chDXELstDesclRegAddr) |
| 1472 | |
| 1473 | Not need to program now |
| 1474 | - Channel Control register (CH_CTRL, chDXECtrlRegAddr) |
| 1475 | TX : Have to program to trigger send out frame |
| 1476 | RX : programmed by DXE engine |
| 1477 | |
| 1478 | @ Parameters |
| 1479 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1480 | DXE host driver main control block |
| 1481 | WLANDXE_ChannelCBType *channelEntry |
| 1482 | Channel specific control block |
| 1483 | @ Return |
| 1484 | wpt_status |
| 1485 | |
| 1486 | ===========================================================================*/ |
| 1487 | static wpt_status dxeChannelInitProgram |
| 1488 | ( |
| 1489 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1490 | WLANDXE_ChannelCBType *channelEntry |
| 1491 | ) |
| 1492 | { |
| 1493 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 1494 | wpt_uint32 idx; |
| 1495 | WLANDXE_DescType *currentDesc = NULL; |
| 1496 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = NULL; |
| 1497 | |
| 1498 | 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] | 1499 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1500 | |
| 1501 | /* Sanity Check */ |
| 1502 | if((NULL == dxeCtrlBlk) || (NULL == channelEntry)) |
| 1503 | { |
| 1504 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1505 | "dxeChannelInitProgram Channel Entry is not valid"); |
| 1506 | return eWLAN_PAL_STATUS_E_INVAL; |
| 1507 | } |
| 1508 | |
| 1509 | /* Program Source address and destination adderss */ |
| 1510 | if(!channelEntry->channelConfig.useShortDescFmt) |
| 1511 | { |
| 1512 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1513 | "dxeChannelInitProgram Long Descriptor not support yet"); |
| 1514 | return eWLAN_PAL_STATUS_E_FAILURE; |
| 1515 | } |
| 1516 | |
| 1517 | /* Common register area */ |
| 1518 | /* Next linked list Descriptor pointer */ |
| 1519 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDesclRegAddr, |
| 1520 | channelEntry->headCtrlBlk->linkedDescPhyAddr); |
| 1521 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1522 | { |
| 1523 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1524 | "dxeChannelInitProgram Write DESC Address register fail"); |
| 1525 | return status; |
| 1526 | } |
| 1527 | |
| 1528 | if((WDTS_CHANNEL_TX_LOW_PRI == channelEntry->channelType) || |
| 1529 | (WDTS_CHANNEL_TX_HIGH_PRI == channelEntry->channelType)) |
| 1530 | { |
| 1531 | /* Program default registers */ |
| 1532 | /* TX DMA channel, DMA destination address is work Q */ |
| 1533 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDadrlRegAddr, |
| 1534 | channelEntry->channelConfig.refWQ); |
| 1535 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1536 | { |
| 1537 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1538 | "dxeChannelInitProgram Write TX DAddress register fail"); |
| 1539 | return status; |
| 1540 | } |
| 1541 | } |
| 1542 | else if((WDTS_CHANNEL_RX_LOW_PRI == channelEntry->channelType) || |
| 1543 | (WDTS_CHANNEL_RX_HIGH_PRI == channelEntry->channelType)) |
| 1544 | { |
| 1545 | /* Initialize Descriptor control Word First */ |
| 1546 | currentCtrlBlk = channelEntry->headCtrlBlk; |
| 1547 | for(idx = 0; idx < channelEntry->channelConfig.nDescs; idx++) |
| 1548 | { |
| 1549 | currentDesc = currentCtrlBlk->linkedDesc; |
| 1550 | currentCtrlBlk = currentCtrlBlk->nextCtrlBlk; |
| 1551 | } |
| 1552 | |
| 1553 | /* RX DMA channel, DMA source address is work Q */ |
| 1554 | status = wpalWriteRegister(channelEntry->channelRegister.chDXESadrlRegAddr, |
| 1555 | channelEntry->channelConfig.refWQ); |
| 1556 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1557 | { |
| 1558 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1559 | "dxeChannelInitProgram Write RX SAddress WQ register fail"); |
| 1560 | return status; |
| 1561 | } |
| 1562 | |
| 1563 | /* RX DMA channel, Program pre allocated destination Address */ |
| 1564 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDadrlRegAddr, |
| 1565 | WLANDXE_U32_SWAP_ENDIAN(channelEntry->DescBottomLoc->dxedesc.dxe_short_desc.phyNextL)); |
| 1566 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1567 | { |
| 1568 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1569 | "dxeChannelInitProgram Write RX DAddress register fail"); |
| 1570 | return status; |
| 1571 | } |
| 1572 | |
| 1573 | /* RX Channels, default Control registers MUST BE ENABLED */ |
| 1574 | wpalWriteRegister(channelEntry->channelRegister.chDXECtrlRegAddr, |
| 1575 | channelEntry->extraConfig.chan_mask); |
| 1576 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1577 | { |
| 1578 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1579 | "dxeChannelInitProgram Write RX Control register fail"); |
| 1580 | return status; |
| 1581 | } |
| 1582 | } |
| 1583 | else |
| 1584 | { |
| 1585 | /* H2H test channel, not use work Q */ |
| 1586 | /* Program pre allocated destination Address */ |
| 1587 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDadrlRegAddr, |
| 1588 | WLANDXE_U32_SWAP_ENDIAN(channelEntry->DescBottomLoc->dxedesc.dxe_short_desc.phyNextL)); |
| 1589 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1590 | { |
| 1591 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1592 | "dxeChannelInitProgram Write RX DAddress register fail"); |
| 1593 | return status; |
| 1594 | } |
| 1595 | } |
| 1596 | |
| 1597 | 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] | 1598 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1599 | return status; |
| 1600 | } |
| 1601 | |
| 1602 | |
| 1603 | /*========================================================================== |
| 1604 | @ Function Name |
| 1605 | dxeChannelStart |
| 1606 | |
| 1607 | @ Description |
| 1608 | Start Specific Channel |
| 1609 | |
| 1610 | @ Parameters |
| 1611 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1612 | DXE host driver main control block |
| 1613 | WLANDXE_ChannelCBType *channelEntry |
| 1614 | Channel specific control block |
| 1615 | |
| 1616 | @ Return |
| 1617 | wpt_status |
| 1618 | |
| 1619 | ===========================================================================*/ |
| 1620 | static wpt_status dxeChannelStart |
| 1621 | ( |
| 1622 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1623 | WLANDXE_ChannelCBType *channelEntry |
| 1624 | ) |
| 1625 | { |
| 1626 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 1627 | wpt_uint32 regValue = 0; |
| 1628 | wpt_uint32 intMaskVal = 0; |
| 1629 | |
| 1630 | 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] | 1631 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1632 | |
| 1633 | channelEntry->extraConfig.chEnabled = eWLAN_PAL_TRUE; |
| 1634 | channelEntry->extraConfig.chConfigured = eWLAN_PAL_TRUE; |
| 1635 | |
| 1636 | /* Enable individual channel |
| 1637 | * not to break current channel setup, first read register */ |
| 1638 | status = wpalReadRegister(WALNDEX_DMA_CH_EN_ADDRESS, |
| 1639 | ®Value); |
| 1640 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1641 | { |
| 1642 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1643 | "dxeChannelStart Read Channel Enable register fail"); |
| 1644 | return status; |
| 1645 | } |
| 1646 | |
| 1647 | /* Enable Channel specific Interrupt */ |
| 1648 | status = wpalReadRegister(WLANDXE_INT_MASK_REG_ADDRESS, |
| 1649 | &intMaskVal); |
| 1650 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1651 | { |
| 1652 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1653 | "dxeChannelStart Read INT_MASK register fail"); |
| 1654 | return status; |
| 1655 | } |
| 1656 | intMaskVal |= channelEntry->extraConfig.intMask; |
| 1657 | status = wpalWriteRegister(WLANDXE_INT_MASK_REG_ADDRESS, |
| 1658 | intMaskVal); |
| 1659 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1660 | { |
| 1661 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1662 | "dxeChannelStart Write INT_MASK register fail"); |
| 1663 | return status; |
| 1664 | } |
| 1665 | |
| 1666 | 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] | 1667 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1668 | return status; |
| 1669 | } |
| 1670 | |
| 1671 | /*========================================================================== |
| 1672 | @ Function Name |
| 1673 | dxeChannelStop |
| 1674 | |
| 1675 | @ Description |
| 1676 | Stop Specific Channel |
| 1677 | |
| 1678 | @ Parameters |
| 1679 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1680 | DXE host driver main control block |
| 1681 | WLANDXE_ChannelCBType *channelEntry |
| 1682 | Channel specific control block |
| 1683 | |
| 1684 | @ Return |
| 1685 | wpt_status |
| 1686 | |
| 1687 | ===========================================================================*/ |
| 1688 | static wpt_status dxeChannelStop |
| 1689 | ( |
| 1690 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1691 | WLANDXE_ChannelCBType *channelEntry |
| 1692 | ) |
| 1693 | { |
| 1694 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 1695 | wpt_uint32 intMaskVal = 0; |
| 1696 | |
| 1697 | 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] | 1698 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1699 | |
| 1700 | /* Sanity */ |
| 1701 | if((NULL == dxeCtrlBlk) || (NULL == channelEntry)) |
| 1702 | { |
| 1703 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1704 | "dxeChannelStop Invalid arg input"); |
| 1705 | return eWLAN_PAL_STATUS_E_INVAL; |
| 1706 | } |
| 1707 | |
Madan Mohan Koyyalamudi | d57ae63 | 2012-11-06 18:42:48 -0800 | [diff] [blame] | 1708 | if ( (channelEntry->extraConfig.chEnabled != eWLAN_PAL_TRUE) || |
| 1709 | (channelEntry->extraConfig.chConfigured != eWLAN_PAL_TRUE)) |
| 1710 | { |
| 1711 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1712 | "dxeChannelStop channels are not enabled "); |
Madan Mohan Koyyalamudi | b2cb8be | 2012-11-27 15:07:43 -0800 | [diff] [blame] | 1713 | return status; |
Madan Mohan Koyyalamudi | d57ae63 | 2012-11-06 18:42:48 -0800 | [diff] [blame] | 1714 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1715 | /* Maskout interrupt */ |
| 1716 | status = wpalReadRegister(WLANDXE_INT_MASK_REG_ADDRESS, |
| 1717 | &intMaskVal); |
| 1718 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1719 | { |
| 1720 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1721 | "dxeChannelStop Read INT_MASK register fail"); |
| 1722 | return status; |
| 1723 | } |
| 1724 | intMaskVal ^= channelEntry->extraConfig.intMask; |
| 1725 | status = wpalWriteRegister(WLANDXE_INT_MASK_REG_ADDRESS, |
| 1726 | intMaskVal); |
| 1727 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1728 | { |
| 1729 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1730 | "dxeChannelStop Write INT_MASK register fail"); |
| 1731 | return status; |
| 1732 | } |
| 1733 | |
| 1734 | channelEntry->extraConfig.chEnabled = eWLAN_PAL_FALSE; |
| 1735 | |
| 1736 | /* Stop Channel ??? */ |
| 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 | dxeChannelClose |
| 1745 | |
| 1746 | @ Description |
| 1747 | Close Specific Channel |
| 1748 | Free pre allocated RX frame buffer if RX channel |
| 1749 | Free DXE descriptor for each channel |
| 1750 | Free Descriptor control block for each channel |
| 1751 | |
| 1752 | @ Parameters |
| 1753 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1754 | DXE host driver main control block |
| 1755 | WLANDXE_ChannelCBType *channelEntry |
| 1756 | Channel specific control block |
| 1757 | |
| 1758 | @ Return |
| 1759 | wpt_status |
| 1760 | |
| 1761 | ===========================================================================*/ |
| 1762 | static wpt_status dxeChannelClose |
| 1763 | ( |
| 1764 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1765 | WLANDXE_ChannelCBType *channelEntry |
| 1766 | ) |
| 1767 | { |
| 1768 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 1769 | wpt_uint32 idx; |
| 1770 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = NULL; |
| 1771 | WLANDXE_DescCtrlBlkType *nextCtrlBlk = NULL; |
| 1772 | WLANDXE_DescType *currentDescriptor = NULL; |
| 1773 | WLANDXE_DescType *nextDescriptor = NULL; |
| 1774 | |
| 1775 | 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] | 1776 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1777 | |
| 1778 | /* Sanity */ |
| 1779 | if((NULL == dxeCtrlBlk) || (NULL == channelEntry)) |
| 1780 | { |
| 1781 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1782 | "dxeChannelStop Invalid arg input"); |
| 1783 | return eWLAN_PAL_STATUS_E_INVAL; |
| 1784 | } |
| 1785 | |
| 1786 | currentCtrlBlk = channelEntry->headCtrlBlk; |
| 1787 | if(NULL != currentCtrlBlk) |
| 1788 | { |
| 1789 | currentDescriptor = currentCtrlBlk->linkedDesc; |
| 1790 | for(idx = 0; idx < channelEntry->numDesc; idx++) |
| 1791 | { |
| 1792 | if (idx + 1 != channelEntry->numDesc) |
| 1793 | { |
| 1794 | nextCtrlBlk = currentCtrlBlk->nextCtrlBlk; |
| 1795 | nextDescriptor = nextCtrlBlk->linkedDesc; |
| 1796 | } |
| 1797 | else |
| 1798 | { |
| 1799 | nextCtrlBlk = NULL; |
| 1800 | nextDescriptor = NULL; |
| 1801 | } |
| 1802 | if((WDTS_CHANNEL_RX_LOW_PRI == channelEntry->channelType) || |
| 1803 | (WDTS_CHANNEL_RX_HIGH_PRI == channelEntry->channelType)) |
| 1804 | { |
| 1805 | if (NULL != currentCtrlBlk->xfrFrame) |
| 1806 | { |
| 1807 | wpalUnlockPacket(currentCtrlBlk->xfrFrame); |
| 1808 | wpalPacketFree(currentCtrlBlk->xfrFrame); |
| 1809 | } |
| 1810 | } |
| 1811 | /* |
| 1812 | * It is the responsibility of DXE to walk through the |
| 1813 | * descriptor chain and unlock any pending packets (if |
| 1814 | * locked). |
| 1815 | */ |
| 1816 | if((WDTS_CHANNEL_TX_LOW_PRI == channelEntry->channelType) || |
| 1817 | (WDTS_CHANNEL_TX_HIGH_PRI == channelEntry->channelType)) |
| 1818 | { |
| 1819 | if((NULL != currentCtrlBlk->xfrFrame) && |
| 1820 | (eWLAN_PAL_STATUS_SUCCESS == wpalIsPacketLocked(currentCtrlBlk->xfrFrame))) |
| 1821 | { |
| 1822 | wpalUnlockPacket(currentCtrlBlk->xfrFrame); |
| 1823 | wpalPacketFree(currentCtrlBlk->xfrFrame); |
| 1824 | } |
| 1825 | } |
| 1826 | #if (defined(FEATURE_R33D) || defined(WLANDXE_TEST_CHANNEL_ENABLE)) |
| 1827 | // descriptors allocated individually so free them individually |
| 1828 | wpalDmaMemoryFree(currentDescriptor); |
| 1829 | #endif |
| 1830 | wpalMemoryFree(currentCtrlBlk); |
| 1831 | |
| 1832 | currentCtrlBlk = nextCtrlBlk; |
| 1833 | currentDescriptor = nextDescriptor; |
Madan Mohan Koyyalamudi | 74719a1 | 2012-10-21 12:09:36 -0700 | [diff] [blame] | 1834 | if(NULL == currentCtrlBlk) |
| 1835 | { |
| 1836 | /* Already reach last of the control block |
| 1837 | * Not need to process anymore, break */ |
| 1838 | break; |
| 1839 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1840 | } |
| 1841 | } |
| 1842 | |
| 1843 | #if !(defined(FEATURE_R33D) || defined(WLANDXE_TEST_CHANNEL_ENABLE)) |
| 1844 | // descriptors were allocated as a single chunk so free the chunk |
| 1845 | if(NULL != channelEntry->descriptorAllocation) |
| 1846 | { |
| 1847 | wpalDmaMemoryFree(channelEntry->descriptorAllocation); |
| 1848 | } |
| 1849 | #endif |
| 1850 | |
| 1851 | 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] | 1852 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1853 | return status; |
| 1854 | } |
| 1855 | |
| 1856 | /*========================================================================== |
| 1857 | @ Function Name |
| 1858 | dxeChannelCleanInt |
| 1859 | |
| 1860 | @ Description |
| 1861 | Clean up interrupt from RIVA HW |
| 1862 | After Host finish to handle interrupt, interrupt signal must be cleaned up |
| 1863 | Otherwise next interrupt will not be generated |
| 1864 | |
| 1865 | @ Parameters |
| 1866 | WLANDXE_ChannelCBType *channelEntry |
| 1867 | Channel specific control block |
| 1868 | wpt_uint32 *chStat |
| 1869 | Channel Status register value |
| 1870 | |
| 1871 | @ Return |
| 1872 | wpt_status |
| 1873 | |
| 1874 | ===========================================================================*/ |
| 1875 | static wpt_status dxeChannelCleanInt |
| 1876 | ( |
| 1877 | WLANDXE_ChannelCBType *channelEntry, |
| 1878 | wpt_uint32 *chStat |
| 1879 | ) |
| 1880 | { |
| 1881 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 1882 | |
| 1883 | 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] | 1884 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1885 | |
| 1886 | /* Read Channel Status Register to know why INT Happen */ |
| 1887 | status = wpalReadRegister(channelEntry->channelRegister.chDXEStatusRegAddr, |
| 1888 | chStat); |
| 1889 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1890 | { |
| 1891 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1892 | "dxeChannelCleanInt Read CH STAT register fail"); |
| 1893 | return eWLAN_PAL_STATUS_E_FAULT; |
| 1894 | } |
| 1895 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 1896 | "%s Channel INT Clean, Status 0x%x", |
| 1897 | channelType[channelEntry->channelType], *chStat); |
| 1898 | |
| 1899 | /* Clean up all the INT within this channel */ |
| 1900 | status = wpalWriteRegister(WLANDXE_INT_CLR_ADDRESS, |
| 1901 | (1 << channelEntry->assignedDMAChannel)); |
| 1902 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1903 | { |
| 1904 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1905 | "dxeChannelCleanInt Write CH Clean register fail"); |
| 1906 | return eWLAN_PAL_STATUS_E_FAULT; |
| 1907 | } |
| 1908 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 1909 | /* Clean up Error INT Bit */ |
| 1910 | if(WLANDXE_CH_STAT_INT_ERR_MASK & *chStat) |
| 1911 | { |
| 1912 | status = wpalWriteRegister(WLANDXE_INT_ERR_CLR_ADDRESS, |
| 1913 | (1 << channelEntry->assignedDMAChannel)); |
| 1914 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1915 | { |
| 1916 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1917 | "dxeChannelCleanInt Read CH STAT register fail"); |
| 1918 | return eWLAN_PAL_STATUS_E_FAULT; |
| 1919 | } |
| 1920 | } |
| 1921 | |
| 1922 | /* Clean up DONE INT Bit */ |
| 1923 | if(WLANDXE_CH_STAT_INT_DONE_MASK & *chStat) |
| 1924 | { |
| 1925 | status = wpalWriteRegister(WLANDXE_INT_DONE_CLR_ADDRESS, |
| 1926 | (1 << channelEntry->assignedDMAChannel)); |
| 1927 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1928 | { |
| 1929 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1930 | "dxeChannelCleanInt Read CH STAT register fail"); |
| 1931 | return eWLAN_PAL_STATUS_E_FAULT; |
| 1932 | } |
| 1933 | } |
| 1934 | |
| 1935 | /* Clean up ED INT Bit */ |
| 1936 | if(WLANDXE_CH_STAT_INT_ED_MASK & *chStat) |
| 1937 | { |
| 1938 | status = wpalWriteRegister(WLANDXE_INT_ED_CLR_ADDRESS, |
| 1939 | (1 << channelEntry->assignedDMAChannel)); |
| 1940 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1941 | { |
| 1942 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1943 | "dxeChannelCleanInt Read CH STAT register fail"); |
| 1944 | return eWLAN_PAL_STATUS_E_FAULT; |
| 1945 | } |
| 1946 | } |
| 1947 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1948 | 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] | 1949 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1950 | return status; |
| 1951 | } |
| 1952 | |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 1953 | #ifdef WLAN_DXE_LOW_RESOURCE_TIMER |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1954 | /*========================================================================== |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 1955 | @ Function Name |
| 1956 | dxeRXResourceAvailableTimerExpHandler |
| 1957 | |
| 1958 | @ Description |
| 1959 | During pre-set timeperiod, if free available RX buffer is not allocated |
| 1960 | Trigger Driver re-loading to recover RX dead end |
| 1961 | |
| 1962 | @ Parameters |
| 1963 | v_VOID_t *usrData |
| 1964 | DXE context |
| 1965 | |
| 1966 | @ Return |
| 1967 | NONE |
| 1968 | |
| 1969 | ===========================================================================*/ |
| 1970 | void dxeRXResourceAvailableTimerExpHandler |
| 1971 | ( |
| 1972 | void *usrData |
| 1973 | ) |
| 1974 | { |
Katya Nigam | 93888ff | 2014-02-10 17:58:11 +0530 | [diff] [blame] | 1975 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
| 1976 | |
| 1977 | dxeCtxt = (WLANDXE_CtrlBlkType *)usrData; |
| 1978 | |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 1979 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 1980 | "RX Low resource, Durign wait time period %d, RX resource not allocated", |
| 1981 | T_WLANDXE_MAX_RX_PACKET_WAIT); |
Katya Nigam | 93888ff | 2014-02-10 17:58:11 +0530 | [diff] [blame] | 1982 | |
| 1983 | if(0 != dxeCtxt) |
| 1984 | dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE; |
| 1985 | |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 1986 | wpalWlanReload(); |
| 1987 | |
Mihir Shete | fdc9f53 | 2014-01-09 15:03:02 +0530 | [diff] [blame] | 1988 | if (NULL != usrData) |
| 1989 | dxeStartSSRTimer((WLANDXE_CtrlBlkType *)usrData); |
| 1990 | |
| 1991 | return; |
| 1992 | } |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 1993 | #endif |
Mihir Shete | fdc9f53 | 2014-01-09 15:03:02 +0530 | [diff] [blame] | 1994 | |
| 1995 | /*========================================================================== |
| 1996 | @ Function Name |
| 1997 | dxeStartSSRTimer |
| 1998 | |
| 1999 | @ Description |
| 2000 | Start the dxeSSRTimer after issuing the FIQ to restart the WCN chip, |
| 2001 | this makes sure that if the chip does not respond to the FIQ within |
| 2002 | the timeout period the dxeSSRTimer expiration handler will take the |
| 2003 | appropriate action. |
| 2004 | |
| 2005 | @ Parameters |
| 2006 | NONE |
| 2007 | |
| 2008 | @ Return |
| 2009 | NONE |
| 2010 | |
| 2011 | ===========================================================================*/ |
| 2012 | static void dxeStartSSRTimer |
| 2013 | ( |
| 2014 | WLANDXE_CtrlBlkType *dxeCtxt |
| 2015 | ) |
| 2016 | { |
| 2017 | if(VOS_TIMER_STATE_RUNNING != |
| 2018 | wpalTimerGetCurStatus(&dxeCtxt->dxeSSRTimer)) |
| 2019 | { |
| 2020 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 2021 | "%s: Starting SSR Timer",__func__); |
| 2022 | wpalTimerStart(&dxeCtxt->dxeSSRTimer, |
| 2023 | T_WLANDXE_SSR_TIMEOUT); |
| 2024 | } |
| 2025 | } |
| 2026 | |
| 2027 | /*========================================================================== |
| 2028 | @ Function Name |
| 2029 | dxeSSRTimerExpHandler |
| 2030 | |
| 2031 | @ Description |
| 2032 | Issue an explicit subsystem restart of the wcnss subsystem if the |
| 2033 | WCN chip does not respond to the FIQ within the timeout period |
| 2034 | |
| 2035 | @ Parameters |
| 2036 | v_VOID_t *usrData |
| 2037 | |
| 2038 | @ Return |
| 2039 | NONE |
| 2040 | |
| 2041 | ===========================================================================*/ |
| 2042 | void dxeSSRTimerExpHandler |
| 2043 | ( |
| 2044 | void *usrData |
| 2045 | ) |
| 2046 | { |
| 2047 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 2048 | "DXE not shutdown %d ms after FIQ!! Issue SSR", |
| 2049 | T_WLANDXE_SSR_TIMEOUT); |
| 2050 | wpalRivaSubystemRestart(); |
| 2051 | |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 2052 | return; |
| 2053 | } |
| 2054 | |
| 2055 | /*========================================================================== |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2056 | @ Function Name |
| 2057 | dxeRXPacketAvailableCB |
| 2058 | |
| 2059 | @ Description |
| 2060 | If RX frame handler encounts RX buffer pool empty condition, |
| 2061 | DXE RX handle loop will be blocked till get available RX buffer pool. |
| 2062 | When new RX buffer pool available, Packet available CB function will |
| 2063 | be called. |
| 2064 | |
| 2065 | @ Parameters |
| 2066 | wpt_packet *freePacket |
| 2067 | Newly allocated RX buffer |
| 2068 | v_VOID_t *usrData |
| 2069 | DXE context |
| 2070 | |
| 2071 | @ Return |
| 2072 | NONE |
| 2073 | |
| 2074 | ===========================================================================*/ |
| 2075 | void dxeRXPacketAvailableCB |
| 2076 | ( |
| 2077 | wpt_packet *freePacket, |
| 2078 | v_VOID_t *usrData |
| 2079 | ) |
| 2080 | { |
| 2081 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
| 2082 | wpt_status status; |
| 2083 | |
| 2084 | /* Simple Sanity */ |
| 2085 | if((NULL == freePacket) || (NULL == usrData)) |
| 2086 | { |
| 2087 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 2088 | "Get Free RX Buffer fail, Critical Error"); |
| 2089 | HDXE_ASSERT(0); |
| 2090 | return; |
| 2091 | } |
| 2092 | |
| 2093 | dxeCtxt = (WLANDXE_CtrlBlkType *)usrData; |
| 2094 | |
| 2095 | if(WLANDXE_CTXT_COOKIE != dxeCtxt->dxeCookie) |
| 2096 | { |
| 2097 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 2098 | "DXE Context data corrupted, Critical Error"); |
| 2099 | HDXE_ASSERT(0); |
| 2100 | return; |
| 2101 | } |
| 2102 | |
| 2103 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
| 2104 | "DXE RX packet available, post MSG to RX Thread"); |
| 2105 | |
| 2106 | dxeCtxt->freeRXPacket = freePacket; |
| 2107 | |
| 2108 | /* Serialize RX Packet Available message upon RX thread */ |
Manjunathappa Prakash | fb58546 | 2013-12-23 19:07:07 -0800 | [diff] [blame] | 2109 | if (NULL == dxeCtxt->rxPktAvailMsg) |
| 2110 | { |
| 2111 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 2112 | "DXE NULL pkt"); |
| 2113 | HDXE_ASSERT(0); |
| 2114 | return; |
| 2115 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2116 | |
| 2117 | status = wpalPostRxMsg(WDI_GET_PAL_CTX(), |
| 2118 | dxeCtxt->rxPktAvailMsg); |
| 2119 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2120 | { |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2121 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 2122 | "dxeRXPacketAvailableCB serialize fail"); |
| 2123 | } |
| 2124 | |
| 2125 | return; |
| 2126 | } |
| 2127 | |
| 2128 | /*========================================================================== |
| 2129 | @ Function Name |
| 2130 | dxeRXFrameSingleBufferAlloc |
| 2131 | |
| 2132 | @ Description |
| 2133 | Allocate Platform packet buffer to prepare RX frame |
| 2134 | RX frame memory space must be pre allocted and must be asigned to |
| 2135 | descriptor |
| 2136 | then whenever DMA engine want to tranfer frame from BMU, |
| 2137 | buffer must be ready |
| 2138 | |
| 2139 | @ Parameters |
| 2140 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 2141 | DXE host driver main control block |
| 2142 | WLANDXE_ChannelCBType *channelEntry |
| 2143 | Channel specific control block |
| 2144 | WLANDXE_DescCtrlBlkType currentCtrlBlock |
| 2145 | current control block which have to be asigned |
| 2146 | frame buffer |
| 2147 | |
| 2148 | @ Return |
| 2149 | wpt_status |
| 2150 | |
| 2151 | ===========================================================================*/ |
| 2152 | static wpt_status dxeRXFrameSingleBufferAlloc |
| 2153 | ( |
| 2154 | WLANDXE_CtrlBlkType *dxeCtxt, |
| 2155 | WLANDXE_ChannelCBType *channelEntry, |
| 2156 | WLANDXE_DescCtrlBlkType *currentCtrlBlock |
| 2157 | ) |
| 2158 | { |
| 2159 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 2160 | wpt_packet *currentPalPacketBuffer = NULL; |
| 2161 | WLANDXE_DescType *currentDesc = NULL; |
| 2162 | #ifdef FEATURE_R33D |
| 2163 | wpt_uint32 virtualAddressPCIe; |
| 2164 | wpt_uint32 physicalAddressPCIe; |
| 2165 | #else |
| 2166 | wpt_iterator iterator; |
| 2167 | wpt_uint32 allocatedSize = 0; |
| 2168 | void *physAddress = NULL; |
| 2169 | #endif /* FEATURE_R33D */ |
| 2170 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2171 | |
| 2172 | currentDesc = currentCtrlBlock->linkedDesc; |
| 2173 | |
Leo Chang | 7e05f21 | 2013-07-01 19:54:15 -0700 | [diff] [blame] | 2174 | if(currentDesc->descCtrl.valid) |
| 2175 | { |
| 2176 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2177 | "This Descriptor is valid, Do not refill"); |
| 2178 | return eWLAN_PAL_STATUS_E_EXISTS; |
| 2179 | } |
| 2180 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2181 | /* First check if a packet pointer has already been provided by a previously |
| 2182 | invoked Rx packet available callback. If so use that packet. */ |
| 2183 | if(dxeCtxt->rxPalPacketUnavailable && (NULL != dxeCtxt->freeRXPacket)) |
| 2184 | { |
| 2185 | currentPalPacketBuffer = dxeCtxt->freeRXPacket; |
| 2186 | dxeCtxt->rxPalPacketUnavailable = eWLAN_PAL_FALSE; |
| 2187 | dxeCtxt->freeRXPacket = NULL; |
| 2188 | } |
| 2189 | else if(!dxeCtxt->rxPalPacketUnavailable) |
| 2190 | { |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 2191 | /* Allocate platform Packet buffer and OS Frame Buffer at here */ |
| 2192 | currentPalPacketBuffer = wpalPacketAlloc(eWLAN_PAL_PKT_TYPE_RX_RAW, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2193 | WLANDXE_DEFAULT_RX_OS_BUFFER_SIZE, |
| 2194 | dxeRXPacketAvailableCB, |
| 2195 | (void *)dxeCtxt); |
| 2196 | |
| 2197 | if(NULL == currentPalPacketBuffer) |
| 2198 | { |
| 2199 | dxeCtxt->rxPalPacketUnavailable = eWLAN_PAL_TRUE; |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 2200 | #ifdef WLAN_DXE_LOW_RESOURCE_TIMER |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 2201 | /* Out of RX free buffer, |
| 2202 | * Start timer to recover from RX dead end */ |
| 2203 | if(VOS_TIMER_STATE_RUNNING != |
| 2204 | wpalTimerGetCurStatus(&dxeCtxt->rxResourceAvailableTimer)) |
| 2205 | { |
| 2206 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 2207 | "RX Low resource, wait available resource"); |
| 2208 | wpalTimerStart(&dxeCtxt->rxResourceAvailableTimer, |
| 2209 | T_WLANDXE_MAX_RX_PACKET_WAIT); |
| 2210 | } |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 2211 | #endif |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2212 | } |
| 2213 | } |
| 2214 | |
| 2215 | if(NULL == currentPalPacketBuffer) |
| 2216 | { |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2217 | return eWLAN_PAL_STATUS_E_RESOURCES; |
| 2218 | } |
| 2219 | |
| 2220 | currentCtrlBlock->xfrFrame = currentPalPacketBuffer; |
| 2221 | currentPalPacketBuffer->pktType = eWLAN_PAL_PKT_TYPE_RX_RAW; |
| 2222 | currentPalPacketBuffer->pBD = NULL; |
| 2223 | currentPalPacketBuffer->pBDPhys = NULL; |
| 2224 | currentPalPacketBuffer->BDLength = 0; |
| 2225 | #ifdef FEATURE_R33D |
| 2226 | status = wpalAllocateShadowRxFrame(currentPalPacketBuffer, |
| 2227 | &physicalAddressPCIe, |
| 2228 | &virtualAddressPCIe); |
Manjunathappa Prakash | fb58546 | 2013-12-23 19:07:07 -0800 | [diff] [blame] | 2229 | if((0 == physicalAddressPCIe) || (0 = virtualAddressPCIe)) |
| 2230 | { |
| 2231 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_MED, |
| 2232 | "RX NULL Shadow Memory"); |
| 2233 | HDXE_ASSERT(0); |
| 2234 | return eWLAN_PAL_STATUS_E_FAULT; |
| 2235 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2236 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_MED, |
| 2237 | "RX Shadow Memory Va 0x%x, Pa 0x%x", |
| 2238 | virtualAddressPCIe, physicalAddressPCIe); |
| 2239 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2240 | { |
| 2241 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2242 | "dxeRXFrameBufferAlloc Shadow Mem Alloc fail"); |
| 2243 | return status; |
| 2244 | } |
| 2245 | currentCtrlBlock->shadowBufferVa = virtualAddressPCIe; |
| 2246 | currentPalPacketBuffer->pBDPhys = (void *)physicalAddressPCIe; |
| 2247 | memset((wpt_uint8 *)currentCtrlBlock->shadowBufferVa, 0, WLANDXE_DEFAULT_RX_OS_BUFFER_SIZE); |
| 2248 | #else |
| 2249 | status = wpalLockPacketForTransfer(currentPalPacketBuffer); |
| 2250 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2251 | { |
| 2252 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2253 | "dxeRXFrameBufferAlloc unable to lock packet"); |
| 2254 | return status; |
| 2255 | } |
| 2256 | |
| 2257 | /* Init iterator to get physical os buffer address */ |
| 2258 | status = wpalIteratorInit(&iterator, currentPalPacketBuffer); |
| 2259 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2260 | { |
| 2261 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2262 | "dxeRXFrameBufferAlloc iterator init fail"); |
| 2263 | return status; |
| 2264 | } |
| 2265 | status = wpalIteratorNext(&iterator, |
| 2266 | currentPalPacketBuffer, |
| 2267 | &physAddress, |
| 2268 | &allocatedSize); |
| 2269 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2270 | { |
| 2271 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2272 | "dxeRXFrameBufferAlloc iterator Get Next pointer fail"); |
| 2273 | return status; |
| 2274 | } |
| 2275 | currentPalPacketBuffer->pBDPhys = physAddress; |
| 2276 | #endif /* FEATURE_R33D */ |
| 2277 | |
| 2278 | /* DXE descriptor must have SWAPPED addres in it's structure |
| 2279 | * !!! SWAPPED !!! */ |
| 2280 | currentDesc->dxedesc.dxe_short_desc.dstMemAddrL = |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 2281 | WLANDXE_U32_SWAP_ENDIAN((wpt_uint32)(uintptr_t)currentPalPacketBuffer->pBDPhys); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2282 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2283 | return status; |
| 2284 | } |
| 2285 | |
| 2286 | /*========================================================================== |
| 2287 | @ Function Name |
| 2288 | dxeRXFrameRefillRing |
| 2289 | |
| 2290 | @ Description |
| 2291 | Allocate Platform packet buffers to try to fill up the DXE Rx ring |
| 2292 | |
| 2293 | @ Parameters |
| 2294 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 2295 | DXE host driver main control block |
| 2296 | WLANDXE_ChannelCBType *channelEntry |
| 2297 | Channel specific control block |
| 2298 | |
| 2299 | @ Return |
| 2300 | wpt_status |
| 2301 | |
| 2302 | ===========================================================================*/ |
| 2303 | static wpt_status dxeRXFrameRefillRing |
| 2304 | ( |
| 2305 | WLANDXE_CtrlBlkType *dxeCtxt, |
| 2306 | WLANDXE_ChannelCBType *channelEntry |
| 2307 | ) |
| 2308 | { |
| 2309 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 2310 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = channelEntry->tailCtrlBlk; |
| 2311 | WLANDXE_DescType *currentDesc = NULL; |
| 2312 | |
| 2313 | while(channelEntry->numFreeDesc > 0) |
| 2314 | { |
| 2315 | /* Current Control block is free |
| 2316 | * and associated frame buffer is not linked with control block anymore |
| 2317 | * allocate new frame buffer for current control block */ |
| 2318 | status = dxeRXFrameSingleBufferAlloc(dxeCtxt, |
| 2319 | channelEntry, |
| 2320 | currentCtrlBlk); |
| 2321 | |
Leo Chang | 7e05f21 | 2013-07-01 19:54:15 -0700 | [diff] [blame] | 2322 | if((eWLAN_PAL_STATUS_SUCCESS != status) && |
| 2323 | (eWLAN_PAL_STATUS_E_EXISTS != status)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2324 | { |
| 2325 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 2326 | "dxeRXFrameRefillRing, out of RX buffer pool, break here"); |
| 2327 | break; |
| 2328 | } |
| 2329 | |
Leo Chang | 7e05f21 | 2013-07-01 19:54:15 -0700 | [diff] [blame] | 2330 | if(eWLAN_PAL_STATUS_E_EXISTS == status) |
| 2331 | { |
| 2332 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2333 | "dxeRXFrameRefillRing, Descriptor Non-Empry"); |
| 2334 | } |
| 2335 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2336 | currentDesc = currentCtrlBlk->linkedDesc; |
| 2337 | currentDesc->descCtrl.ctrl = channelEntry->extraConfig.cw_ctrl_read; |
| 2338 | |
| 2339 | /* Issue a dummy read from the DXE descriptor DDR location to ensure |
| 2340 | that any posted writes are reflected in memory before DXE looks at |
| 2341 | the descriptor. */ |
| 2342 | if(channelEntry->extraConfig.cw_ctrl_read != currentDesc->descCtrl.ctrl) |
| 2343 | { |
| 2344 | //HDXE_ASSERT(0); |
| 2345 | } |
| 2346 | |
| 2347 | /* Kick off the DXE ring, if not in any power save mode */ |
Leo Chang | 094ece8 | 2013-04-23 17:57:41 -0700 | [diff] [blame] | 2348 | if(WLANDXE_POWER_STATE_FULL == dxeCtxt->hostPowerState) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2349 | { |
| 2350 | wpalWriteRegister(WALNDEX_DMA_ENCH_ADDRESS, |
| 2351 | 1 << channelEntry->assignedDMAChannel); |
| 2352 | } |
| 2353 | currentCtrlBlk = currentCtrlBlk->nextCtrlBlk; |
Leo Chang | 7e05f21 | 2013-07-01 19:54:15 -0700 | [diff] [blame] | 2354 | if(eWLAN_PAL_STATUS_E_EXISTS != status) |
| 2355 | { |
| 2356 | --channelEntry->numFreeDesc; |
| 2357 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2358 | } |
| 2359 | |
| 2360 | channelEntry->tailCtrlBlk = currentCtrlBlk; |
| 2361 | |
| 2362 | return status; |
| 2363 | } |
| 2364 | |
| 2365 | /*========================================================================== |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2366 | @ Function Name |
| 2367 | dxeRXFrameRouteUpperLayer |
| 2368 | |
| 2369 | @ Description |
| 2370 | Test DXE descriptors and if any RX frame pending within RING, |
| 2371 | Route to upper layer |
| 2372 | |
| 2373 | @ Parameters |
| 2374 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 2375 | DXE host driver main control block |
| 2376 | WLANDXE_ChannelCBType *channelEntry |
| 2377 | Channel specific control block |
| 2378 | @ Return |
Madan Mohan Koyyalamudi | cae253a | 2012-11-06 19:10:35 -0800 | [diff] [blame] | 2379 | < 0 Any error happen |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2380 | 0 No frame pulled from RX RING |
| 2381 | int number of RX frames pulled from RX ring |
| 2382 | |
| 2383 | ===========================================================================*/ |
| 2384 | static wpt_int32 dxeRXFrameRouteUpperLayer |
| 2385 | ( |
| 2386 | WLANDXE_CtrlBlkType *dxeCtxt, |
| 2387 | WLANDXE_ChannelCBType *channelEntry |
| 2388 | ) |
| 2389 | { |
| 2390 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 2391 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = NULL; |
| 2392 | WLANDXE_DescType *currentDesc = NULL; |
| 2393 | wpt_uint32 descCtrl, frameCount = 0, i; |
Madan Mohan Koyyalamudi | cae253a | 2012-11-06 19:10:35 -0800 | [diff] [blame] | 2394 | wpt_int32 ret_val = -1; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2395 | |
| 2396 | currentCtrlBlk = channelEntry->headCtrlBlk; |
| 2397 | currentDesc = currentCtrlBlk->linkedDesc; |
| 2398 | |
| 2399 | /* Descriptoe should be SWAPPED ???? */ |
| 2400 | descCtrl = currentDesc->descCtrl.ctrl; |
| 2401 | |
| 2402 | /* Get frames while VALID bit is not set (DMA complete) and a data |
| 2403 | * associated with it */ |
| 2404 | while(!(WLANDXE_U32_SWAP_ENDIAN(descCtrl) & WLANDXE_DESC_CTRL_VALID) && |
| 2405 | (eWLAN_PAL_STATUS_SUCCESS == wpalIsPacketLocked(currentCtrlBlk->xfrFrame)) && |
| 2406 | (currentCtrlBlk->xfrFrame->pInternalData != NULL) && |
| 2407 | (frameCount < WLANDXE_MAX_REAPED_RX_FRAMES) ) |
| 2408 | { |
| 2409 | channelEntry->numTotalFrame++; |
| 2410 | channelEntry->numFreeDesc++; |
| 2411 | #ifdef FEATURE_R33D |
| 2412 | /* Transfer Size should be */ |
| 2413 | currentDesc->xfrSize = WLANDXE_U32_SWAP_ENDIAN(WLANDXE_DEFAULT_RX_OS_BUFFER_SIZE); |
| 2414 | status = wpalPrepareRxFrame(¤tCtrlBlk->xfrFrame, |
| 2415 | (wpt_uint32)currentCtrlBlk->xfrFrame->pBDPhys, |
| 2416 | currentCtrlBlk->shadowBufferVa, |
| 2417 | WLANDXE_DEFAULT_RX_OS_BUFFER_SIZE); |
| 2418 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2419 | { |
| 2420 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2421 | "dxeRXFrameReady Prepare RX Frame fail"); |
Madan Mohan Koyyalamudi | cae253a | 2012-11-06 19:10:35 -0800 | [diff] [blame] | 2422 | return ret_val; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2423 | } |
| 2424 | status = wpalFreeRxFrame(currentCtrlBlk->shadowBufferVa); |
| 2425 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2426 | { |
| 2427 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2428 | "dxeRXFrameReady Free Shadow RX Frame fail"); |
Madan Mohan Koyyalamudi | cae253a | 2012-11-06 19:10:35 -0800 | [diff] [blame] | 2429 | return ret_val; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2430 | } |
| 2431 | |
| 2432 | #else /* FEATURE_R33D */ |
| 2433 | status = wpalUnlockPacket(currentCtrlBlk->xfrFrame); |
| 2434 | if (eWLAN_PAL_STATUS_SUCCESS != status) |
| 2435 | { |
| 2436 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2437 | "dxeRXFrameReady unable to unlock packet"); |
Madan Mohan Koyyalamudi | cae253a | 2012-11-06 19:10:35 -0800 | [diff] [blame] | 2438 | return ret_val; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2439 | } |
| 2440 | #endif /* FEATURE_R33D */ |
| 2441 | /* This Descriptor is valid, so linked Control block is also valid |
| 2442 | * Linked Control block has pre allocated packet buffer |
| 2443 | * So, just let upper layer knows preallocated frame pointer will be OK */ |
| 2444 | /* Reap Rx frames */ |
| 2445 | rx_reaped_buf[frameCount] = currentCtrlBlk->xfrFrame; |
| 2446 | frameCount++; |
Madan Mohan Koyyalamudi | 0c32553 | 2012-09-24 13:24:42 -0700 | [diff] [blame] | 2447 | currentCtrlBlk->xfrFrame = NULL; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2448 | |
| 2449 | /* Now try to refill the ring with empty Rx buffers to keep DXE busy */ |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2450 | dxeRXFrameRefillRing(dxeCtxt, channelEntry); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2451 | |
| 2452 | /* Test next contorl block |
| 2453 | * if valid, this control block also has new RX frame must be handled */ |
| 2454 | currentCtrlBlk = (WLANDXE_DescCtrlBlkType *)currentCtrlBlk->nextCtrlBlk; |
| 2455 | currentDesc = currentCtrlBlk->linkedDesc; |
| 2456 | descCtrl = currentDesc->descCtrl.ctrl; |
| 2457 | } |
| 2458 | |
| 2459 | /* Update head control block |
| 2460 | * current control block's valid bit was 0 |
| 2461 | * next trial first control block must be current control block */ |
| 2462 | channelEntry->headCtrlBlk = currentCtrlBlk; |
| 2463 | |
| 2464 | /* Deliver all the reaped RX frames to upper layers */ |
| 2465 | i = 0; |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2466 | while(i < frameCount) |
| 2467 | { |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2468 | dxeCtxt->rxReadyCB(dxeCtxt->clientCtxt, rx_reaped_buf[i], channelEntry->channelType); |
| 2469 | i++; |
| 2470 | } |
| 2471 | |
| 2472 | return frameCount; |
| 2473 | } |
| 2474 | |
| 2475 | /*========================================================================== |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2476 | @ Function Name |
| 2477 | dxeRXFrameReady |
| 2478 | |
| 2479 | @ Description |
| 2480 | Pop frame from descriptor and route frame to upper transport layer |
| 2481 | Assign new platform packet buffer into used descriptor |
| 2482 | Actual frame pop and resource realloc |
| 2483 | |
| 2484 | @ Parameters |
| 2485 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 2486 | DXE host driver main control block |
| 2487 | WLANDXE_ChannelCBType *channelEntry |
| 2488 | Channel specific control block |
| 2489 | |
| 2490 | @ Return |
| 2491 | wpt_status |
| 2492 | |
| 2493 | ===========================================================================*/ |
| 2494 | static wpt_status dxeRXFrameReady |
| 2495 | ( |
| 2496 | WLANDXE_CtrlBlkType *dxeCtxt, |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2497 | WLANDXE_ChannelCBType *channelEntry, |
| 2498 | wpt_uint32 chStat |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2499 | ) |
| 2500 | { |
| 2501 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 2502 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = NULL; |
| 2503 | WLANDXE_DescType *currentDesc = NULL; |
| 2504 | wpt_uint32 descCtrl; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2505 | wpt_int32 frameCount = 0; |
| 2506 | |
| 2507 | wpt_uint32 descLoop; |
| 2508 | wpt_uint32 invalidatedFound = 0; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2509 | |
| 2510 | 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] | 2511 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2512 | |
| 2513 | /* Sanity Check */ |
| 2514 | if((NULL == dxeCtxt) || (NULL == channelEntry)) |
| 2515 | { |
| 2516 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2517 | "dxeRXFrameReady Channel Entry is not valid"); |
| 2518 | return eWLAN_PAL_STATUS_E_INVAL; |
| 2519 | } |
| 2520 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2521 | frameCount = dxeRXFrameRouteUpperLayer(dxeCtxt, channelEntry); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2522 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2523 | if(0 > frameCount) |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2524 | { |
| 2525 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2526 | "dxeRXFrameReady RX frame route fail"); |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2527 | return eWLAN_PAL_STATUS_E_INVAL; |
| 2528 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2529 | |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2530 | if((0 == frameCount) && |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2531 | ((WLANDXE_POWER_STATE_BMPS == dxeCtxt->hostPowerState) || |
| 2532 | (WLANDXE_POWER_STATE_FULL == dxeCtxt->hostPowerState))) |
| 2533 | { |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2534 | /* None of the frame handled and CH is not enabled |
| 2535 | * RX CH wrap around happen and No RX free frame |
| 2536 | * RX side should wait till new free frame available in the pool |
| 2537 | * Do not try reload driver at here*/ |
| 2538 | if(!(chStat & WLANDXE_CH_CTRL_EN_MASK)) |
| 2539 | { |
Leo Chang | bbf86b7 | 2013-06-19 16:13:00 -0700 | [diff] [blame] | 2540 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2541 | "dxeRXFrameReady %s RING Wrapped, RX Free Low 0x%x", |
| 2542 | channelType[channelEntry->channelType], chStat); |
Leo Chang | 3714c92 | 2013-07-10 20:33:30 -0700 | [diff] [blame] | 2543 | /* This is not empty interrupt case |
| 2544 | * If handle this as empty interrupt, false SSR might be issued |
| 2545 | * Frame count '1' is dummy frame count to avoid SSR */ |
| 2546 | channelEntry->numFragmentCurrentChain = 1; |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2547 | return eWLAN_PAL_STATUS_SUCCESS; |
| 2548 | } |
| 2549 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2550 | currentCtrlBlk = channelEntry->headCtrlBlk; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2551 | currentDesc = currentCtrlBlk->linkedDesc; |
| 2552 | descCtrl = currentDesc->descCtrl.ctrl; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2553 | |
| 2554 | if(WLANDXE_POWER_STATE_BMPS != dxeCtxt->hostPowerState) |
| 2555 | { |
| 2556 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 2557 | "RX ISR called but no frame handled PWS %d, channel %s", |
| 2558 | (int)dxeCtxt->hostPowerState, |
| 2559 | channelType[channelEntry->channelType]); |
| 2560 | } |
| 2561 | |
| 2562 | /* Current interupt empty and previous interrupt also empty |
| 2563 | * detected successive empty interrupt |
| 2564 | * or first interrupt empty, this should not happen */ |
| 2565 | if(0 == channelEntry->numFragmentCurrentChain) |
| 2566 | { |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 2567 | dxeChannelMonitor("RX Ready", channelEntry, NULL); |
| 2568 | dxeDescriptorDump(channelEntry, channelEntry->headCtrlBlk->linkedDesc, 0); |
| 2569 | dxeChannelRegisterDump(channelEntry, "RX successive empty interrupt", NULL); |
| 2570 | dxeChannelAllDescDump(channelEntry, channelEntry->channelType, NULL); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2571 | /* Abnormal interrupt detected, try to find not validated descriptor */ |
| 2572 | for(descLoop = 0; descLoop < channelEntry->numDesc; descLoop++) |
| 2573 | { |
| 2574 | if(!(WLANDXE_U32_SWAP_ENDIAN(descCtrl) & WLANDXE_DESC_CTRL_VALID)) |
| 2575 | { |
Leo Chang | 416afe0 | 2013-07-01 13:58:13 -0700 | [diff] [blame] | 2576 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2577 | "Found Invalidated Descriptor %d", (int)descLoop); |
| 2578 | if(eWLAN_PAL_STATUS_SUCCESS == wpalIsPacketLocked(currentCtrlBlk->xfrFrame)) |
| 2579 | { |
Leo Chang | 416afe0 | 2013-07-01 13:58:13 -0700 | [diff] [blame] | 2580 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2581 | "Packet locked, Resync Host and HW"); |
| 2582 | channelEntry->headCtrlBlk = currentCtrlBlk; |
| 2583 | invalidatedFound = 1; |
| 2584 | break; |
| 2585 | } |
| 2586 | else |
| 2587 | { |
Leo Chang | 416afe0 | 2013-07-01 13:58:13 -0700 | [diff] [blame] | 2588 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2589 | "Packet Not Locked, cannot transfer frame"); |
| 2590 | } |
| 2591 | } |
| 2592 | currentCtrlBlk = (WLANDXE_DescCtrlBlkType *)currentCtrlBlk->nextCtrlBlk; |
| 2593 | currentDesc = currentCtrlBlk->linkedDesc; |
| 2594 | descCtrl = currentDesc->descCtrl.ctrl; |
| 2595 | } |
| 2596 | |
Jeff Johnson | 32d95a3 | 2012-09-10 13:15:23 -0700 | [diff] [blame] | 2597 | /* Invalidated descriptor found, and that is not head descriptor |
| 2598 | * This means HW/SW descriptor miss match happen, and we may recover with just resync |
| 2599 | * Try re-sync here */ |
| 2600 | if((invalidatedFound) && (0 != descLoop)) |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2601 | { |
| 2602 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2603 | "Found New Sync location with HW, handle frames from there"); |
| 2604 | frameCount = dxeRXFrameRouteUpperLayer(dxeCtxt, channelEntry); |
| 2605 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2606 | "re-sync routed %d frames to upper layer", (int)frameCount); |
Madan Mohan Koyyalamudi | 0c32553 | 2012-09-24 13:24:42 -0700 | [diff] [blame] | 2607 | channelEntry->numFragmentCurrentChain = frameCount; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2608 | } |
Jeff Johnson | 32d95a3 | 2012-09-10 13:15:23 -0700 | [diff] [blame] | 2609 | /* Successive Empty interrupt |
| 2610 | * But this case, first descriptor also invalidated, then it means head descriptor |
| 2611 | * is linked with already handled RX frame, then could not unlock RX frame |
| 2612 | * This is just Out of RX buffer pool, not need to anything here */ |
| 2613 | else if((invalidatedFound) && (0 == descLoop)) |
| 2614 | { |
| 2615 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2616 | "Out of RX Low resource, and INT came in, do nothing till get RX resource"); |
| 2617 | } |
| 2618 | /* Critical error, reload driver */ |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2619 | else |
| 2620 | { |
| 2621 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2622 | "Could not found invalidated descriptor"); |
| 2623 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2624 | "RX successive empty interrupt, Could not find invalidated DESC reload driver"); |
| 2625 | dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE; |
| 2626 | wpalWlanReload(); |
Mihir Shete | fdc9f53 | 2014-01-09 15:03:02 +0530 | [diff] [blame] | 2627 | dxeStartSSRTimer(dxeCtxt); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2628 | } |
| 2629 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2630 | } |
Madan Mohan Koyyalamudi | 6646aad | 2012-09-24 14:10:39 -0700 | [diff] [blame] | 2631 | channelEntry->numFragmentCurrentChain = frameCount; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2632 | 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] | 2633 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2634 | return status; |
| 2635 | } |
| 2636 | |
| 2637 | /*========================================================================== |
| 2638 | @ Function Name |
| 2639 | dxeNotifySmsm |
| 2640 | |
| 2641 | @ Description: Notify SMSM to start DXE engine and/or condition of Tx ring |
| 2642 | buffer |
| 2643 | |
| 2644 | @ Parameters |
| 2645 | |
| 2646 | @ Return |
| 2647 | wpt_status |
| 2648 | |
| 2649 | ===========================================================================*/ |
| 2650 | static wpt_status dxeNotifySmsm |
| 2651 | ( |
| 2652 | wpt_boolean kickDxe, |
| 2653 | wpt_boolean ringEmpty |
| 2654 | ) |
| 2655 | { |
| 2656 | wpt_uint32 clrSt = 0; |
| 2657 | wpt_uint32 setSt = 0; |
| 2658 | |
| 2659 | if(kickDxe) |
| 2660 | { |
| 2661 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_MED, "Kick off DXE"); |
| 2662 | |
| 2663 | if(tempDxeCtrlBlk->lastKickOffDxe == 0) |
| 2664 | { |
| 2665 | setSt |= WPAL_SMSM_WLAN_TX_ENABLE; |
| 2666 | tempDxeCtrlBlk->lastKickOffDxe = 1; |
| 2667 | } |
| 2668 | else if(tempDxeCtrlBlk->lastKickOffDxe == 1) |
| 2669 | { |
| 2670 | clrSt |= WPAL_SMSM_WLAN_TX_ENABLE; |
| 2671 | tempDxeCtrlBlk->lastKickOffDxe = 0; |
| 2672 | } |
| 2673 | else |
| 2674 | { |
| 2675 | HDXE_ASSERT(0); |
| 2676 | } |
| 2677 | } |
| 2678 | else |
| 2679 | { |
| 2680 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_MED, "no need to kick off DXE"); |
| 2681 | } |
| 2682 | |
| 2683 | if(ringEmpty) |
| 2684 | { |
| 2685 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_MED, "SMSM Tx Ring Empty"); |
| 2686 | clrSt |= WPAL_SMSM_WLAN_TX_RINGS_EMPTY; |
| 2687 | } |
| 2688 | else |
| 2689 | { |
| 2690 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_MED, "SMSM Tx Ring Not Empty"); |
| 2691 | setSt |= WPAL_SMSM_WLAN_TX_RINGS_EMPTY; |
| 2692 | } |
| 2693 | |
| 2694 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_HIGH, "C%x S%x", clrSt, setSt); |
| 2695 | |
| 2696 | wpalNotifySmsm(clrSt, setSt); |
| 2697 | |
| 2698 | return eWLAN_PAL_STATUS_SUCCESS; |
| 2699 | } |
| 2700 | |
| 2701 | /*========================================================================== |
| 2702 | @ Function Name |
| 2703 | dxePsComplete |
| 2704 | |
| 2705 | @ Description: Utility function to check the resv desc to deside if we can |
| 2706 | get into Power Save mode now |
| 2707 | |
| 2708 | @ Parameters |
| 2709 | |
| 2710 | @ Return |
| 2711 | None |
| 2712 | |
| 2713 | ===========================================================================*/ |
| 2714 | static void dxePsComplete(WLANDXE_CtrlBlkType *dxeCtxt, wpt_boolean intr_based) |
| 2715 | { |
| 2716 | if( dxeCtxt->hostPowerState == WLANDXE_POWER_STATE_FULL ) |
| 2717 | { |
| 2718 | return; |
| 2719 | } |
| 2720 | |
| 2721 | //if both HIGH & LOW Tx channels don't have anything on resv desc,all Tx pkts |
| 2722 | //must have been consumed by RIVA, OK to get into BMPS |
| 2723 | if((0 == dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI].numRsvdDesc) && |
| 2724 | (0 == dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI].numRsvdDesc)) |
| 2725 | { |
| 2726 | tempDxeCtrlBlk->ringNotEmpty = eWLAN_PAL_FALSE; |
| 2727 | //if host is in BMPS & no pkt to Tx, RIVA can go to power save |
| 2728 | if(WLANDXE_POWER_STATE_BMPS == dxeCtxt->hostPowerState) |
| 2729 | { |
| 2730 | dxeCtxt->rivaPowerState = WLANDXE_RIVA_POWER_STATE_BMPS_UNKNOWN; |
| 2731 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 2732 | } |
| 2733 | } |
| 2734 | else //still more pkts to be served by RIVA |
| 2735 | { |
| 2736 | tempDxeCtrlBlk->ringNotEmpty = eWLAN_PAL_TRUE; |
| 2737 | |
| 2738 | switch(dxeCtxt->rivaPowerState) |
| 2739 | { |
| 2740 | case WLANDXE_RIVA_POWER_STATE_ACTIVE: |
| 2741 | //NOP |
| 2742 | break; |
| 2743 | case WLANDXE_RIVA_POWER_STATE_BMPS_UNKNOWN: |
| 2744 | if(intr_based) |
| 2745 | { |
| 2746 | dxeCtxt->rivaPowerState = WLANDXE_RIVA_POWER_STATE_ACTIVE; |
| 2747 | dxeNotifySmsm(eWLAN_PAL_TRUE, eWLAN_PAL_FALSE); |
| 2748 | } |
| 2749 | break; |
| 2750 | default: |
| 2751 | //assert |
| 2752 | break; |
| 2753 | } |
| 2754 | } |
| 2755 | } |
| 2756 | |
| 2757 | /*========================================================================== |
| 2758 | @ Function Name |
| 2759 | dxeRXEventHandler |
| 2760 | |
| 2761 | @ Description |
| 2762 | Handle serailized RX frame ready event |
| 2763 | First disable interrupt then pick up frame from pre allocated buffer |
| 2764 | Since frame handle is doen, clear interrupt bit to ready next interrupt |
| 2765 | Finally re enable interrupt |
| 2766 | |
| 2767 | @ Parameters |
| 2768 | wpt_msg *rxReadyMsg |
| 2769 | RX frame ready MSG pointer |
| 2770 | include DXE control context |
| 2771 | |
| 2772 | @ Return |
| 2773 | NONE |
| 2774 | |
| 2775 | ===========================================================================*/ |
| 2776 | void dxeRXEventHandler |
| 2777 | ( |
| 2778 | wpt_msg *rxReadyMsg |
| 2779 | ) |
| 2780 | { |
| 2781 | wpt_msg *msgContent = (wpt_msg *)rxReadyMsg; |
| 2782 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
| 2783 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 2784 | wpt_uint32 intSrc = 0; |
| 2785 | WLANDXE_ChannelCBType *channelCb = NULL; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2786 | wpt_uint32 chHighStat = 0; |
| 2787 | wpt_uint32 chLowStat = 0; |
Leo Chang | 094ece8 | 2013-04-23 17:57:41 -0700 | [diff] [blame] | 2788 | wpt_uint32 regValue; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2789 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2790 | dxeCtxt = (WLANDXE_CtrlBlkType *)(msgContent->pContext); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2791 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2792 | if(eWLAN_PAL_TRUE == dxeCtxt->driverReloadInProcessing) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2793 | { |
| 2794 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2795 | "RX Ready WLAN Driver re-loading in progress"); |
Jeff Johnson | 32d95a3 | 2012-09-10 13:15:23 -0700 | [diff] [blame] | 2796 | return; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2797 | } |
| 2798 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2799 | /* Now try to refill the ring with empty Rx buffers to keep DXE busy */ |
| 2800 | dxeRXFrameRefillRing(dxeCtxt, &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI]); |
| 2801 | dxeRXFrameRefillRing(dxeCtxt, &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI]); |
| 2802 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2803 | dxeCtxt = (WLANDXE_CtrlBlkType *)(msgContent->pContext); |
| 2804 | |
| 2805 | if((!dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI].extraConfig.chEnabled) || |
| 2806 | (!dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI].extraConfig.chEnabled)) |
| 2807 | { |
| 2808 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2809 | "DXE already stopped in RX event handler. Just return"); |
| 2810 | return; |
| 2811 | } |
| 2812 | |
| 2813 | if((WLANDXE_POWER_STATE_IMPS == dxeCtxt->hostPowerState) || |
| 2814 | (WLANDXE_POWER_STATE_DOWN == dxeCtxt->hostPowerState)) |
| 2815 | { |
| 2816 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 2817 | "%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] | 2818 | __func__, dxeCtxt->hostPowerState); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2819 | |
| 2820 | /* Not to touch any register, just pull frame directly from chain ring |
| 2821 | * First high priority */ |
| 2822 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI]; |
| 2823 | status = dxeRXFrameReady(dxeCtxt, |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2824 | channelCb, |
| 2825 | chHighStat); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2826 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2827 | { |
| 2828 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2829 | "dxeRXEventHandler Pull from RX high channel fail"); |
| 2830 | } |
Leo Chang | 46f3616 | 2014-01-14 21:47:24 -0800 | [diff] [blame] | 2831 | /* In case FW could not power collapse in IMPS mode |
| 2832 | * Next power restore might have empty interrupt |
| 2833 | * If IMPS mode has empty interrupt since RX thread race, |
| 2834 | * Invalid re-load driver might happen |
| 2835 | * To prevent invalid re-load driver, |
| 2836 | * IMPS event handler set dummpy frame count */ |
| 2837 | channelCb->numFragmentCurrentChain = 1; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2838 | |
| 2839 | /* Second low priority */ |
| 2840 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI]; |
| 2841 | status = dxeRXFrameReady(dxeCtxt, |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2842 | channelCb, |
| 2843 | chLowStat); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2844 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2845 | { |
| 2846 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2847 | "dxeRXEventHandler Pull from RX low channel fail"); |
| 2848 | } |
Leo Chang | 46f3616 | 2014-01-14 21:47:24 -0800 | [diff] [blame] | 2849 | /* LOW Priority CH same above */ |
| 2850 | channelCb->numFragmentCurrentChain = 1; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2851 | |
| 2852 | /* Interrupt will not enabled at here, it will be enabled at PS mode change */ |
| 2853 | tempDxeCtrlBlk->rxIntDisabledByIMPS = eWLAN_PAL_TRUE; |
| 2854 | |
| 2855 | return; |
| 2856 | } |
| 2857 | |
| 2858 | /* Disable device interrupt */ |
| 2859 | /* Read whole interrupt mask register and exclusive only this channel int */ |
| 2860 | status = wpalReadRegister(WLANDXE_INT_SRC_RAW_ADDRESS, |
| 2861 | &intSrc); |
| 2862 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2863 | { |
| 2864 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2865 | "dxeRXEventHandler Read INT_SRC register fail"); |
| 2866 | return; |
| 2867 | } |
| 2868 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_MED, |
| 2869 | "RX Event Handler INT Source 0x%x", intSrc); |
| 2870 | |
| 2871 | #ifndef WLANDXE_TEST_CHANNEL_ENABLE |
| 2872 | /* Test High Priority Channel interrupt is enabled or not */ |
| 2873 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI]; |
| 2874 | if(intSrc & (1 << channelCb->assignedDMAChannel)) |
| 2875 | { |
| 2876 | status = dxeChannelCleanInt(channelCb, &chHighStat); |
| 2877 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2878 | { |
| 2879 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2880 | "dxeRXEventHandler INT Clean up fail"); |
| 2881 | return; |
| 2882 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2883 | if(WLANDXE_CH_STAT_INT_ERR_MASK & chHighStat) |
| 2884 | { |
| 2885 | /* Error Happen during transaction, Handle it */ |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 2886 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 2887 | "%11s : 0x%x Error Reported, Reload Driver", |
| 2888 | channelType[channelCb->channelType], chHighStat); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 2889 | |
Mihir Shete | 79d6b58 | 2014-03-12 17:54:07 +0530 | [diff] [blame] | 2890 | dxeErrChannelDebug(channelCb, chHighStat); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 2891 | |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 2892 | dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE; |
| 2893 | wpalWlanReload(); |
Mihir Shete | fdc9f53 | 2014-01-09 15:03:02 +0530 | [diff] [blame] | 2894 | dxeStartSSRTimer(dxeCtxt); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2895 | } |
Jeff Johnson | 32d95a3 | 2012-09-10 13:15:23 -0700 | [diff] [blame] | 2896 | else if((WLANDXE_CH_STAT_INT_DONE_MASK & chHighStat) || |
| 2897 | (WLANDXE_CH_STAT_INT_ED_MASK & chHighStat)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2898 | { |
| 2899 | /* Handle RX Ready for high priority channel */ |
| 2900 | status = dxeRXFrameReady(dxeCtxt, |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2901 | channelCb, |
| 2902 | chHighStat); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2903 | } |
| 2904 | else if(WLANDXE_CH_STAT_MASKED_MASK & chHighStat) |
| 2905 | { |
| 2906 | status = dxeRXFrameReady(dxeCtxt, |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2907 | channelCb, |
| 2908 | chHighStat); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2909 | } |
| 2910 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
| 2911 | "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] | 2912 | /* Update the Rx DONE histogram */ |
| 2913 | channelCb->rxDoneHistogram = (channelCb->rxDoneHistogram << 1); |
| 2914 | if(WLANDXE_CH_STAT_INT_DONE_MASK & chHighStat) |
| 2915 | { |
| 2916 | channelCb->rxDoneHistogram |= 1; |
| 2917 | } |
| 2918 | else |
| 2919 | { |
| 2920 | channelCb->rxDoneHistogram &= ~1; |
| 2921 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2922 | } |
| 2923 | #else |
| 2924 | /* Test H2H Test interrupt is enabled or not */ |
| 2925 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_H2H_TEST_RX]; |
| 2926 | if(intSrc & (1 << channelCb->assignedDMAChannel)) |
| 2927 | { |
| 2928 | status = dxeChannelCleanInt(channelCb, &chStat); |
| 2929 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2930 | { |
| 2931 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2932 | "dxeRXEventHandler INT Clean up fail"); |
| 2933 | return; |
| 2934 | } |
| 2935 | |
| 2936 | if(WLANDXE_CH_STAT_INT_ERR_MASK & chStat) |
| 2937 | { |
| 2938 | /* Error Happen during transaction, Handle it */ |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 2939 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 2940 | "%11s : 0x%x Error Reported, Reload Driver", |
| 2941 | channelType[channelCb->channelType], chStat); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 2942 | |
Mihir Shete | 79d6b58 | 2014-03-12 17:54:07 +0530 | [diff] [blame] | 2943 | dxeErrChannelDebug(channelCb, chStat); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 2944 | |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 2945 | dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE; |
| 2946 | wpalWlanReload(); |
Mihir Shete | fdc9f53 | 2014-01-09 15:03:02 +0530 | [diff] [blame] | 2947 | dxeStartSSRTimer(dxeCtxt); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2948 | } |
| 2949 | else if(WLANDXE_CH_STAT_INT_ED_MASK & chStat) |
| 2950 | { |
| 2951 | /* Handle RX Ready for high priority channel */ |
| 2952 | status = dxeRXFrameReady(dxeCtxt, |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2953 | channelCb, |
| 2954 | chStat); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2955 | } |
| 2956 | /* Update the Rx DONE histogram */ |
| 2957 | channelCb->rxDoneHistogram = (channelCb->rxDoneHistogram << 1); |
| 2958 | if(WLANDXE_CH_STAT_INT_DONE_MASK & chStat) |
| 2959 | { |
| 2960 | channelCb->rxDoneHistogram |= 1; |
| 2961 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 2962 | "DXE Channel Number %d, Rx DONE Histogram 0x%016llx", |
| 2963 | channelCb->assignedDMAChannel, channelCb->rxDoneHistogram); |
| 2964 | } |
| 2965 | else |
| 2966 | { |
| 2967 | channelCb->rxDoneHistogram &= ~1; |
| 2968 | } |
| 2969 | } |
| 2970 | #endif /* WLANDXE_TEST_CHANNEL_ENABLE */ |
| 2971 | |
| 2972 | /* Test Low Priority Channel interrupt is enabled or not */ |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2973 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI]; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2974 | if(intSrc & (1 << channelCb->assignedDMAChannel)) |
| 2975 | { |
| 2976 | status = dxeChannelCleanInt(channelCb, &chLowStat); |
| 2977 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2978 | { |
| 2979 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2980 | "dxeRXEventHandler INT Clean up fail"); |
| 2981 | return; |
| 2982 | } |
| 2983 | |
| 2984 | if(WLANDXE_CH_STAT_INT_ERR_MASK & chLowStat) |
| 2985 | { |
| 2986 | /* Error Happen during transaction, Handle it */ |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 2987 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 2988 | "%11s : 0x%x Error Reported, Reload Driver", |
| 2989 | channelType[channelCb->channelType], chLowStat); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 2990 | |
Mihir Shete | 79d6b58 | 2014-03-12 17:54:07 +0530 | [diff] [blame] | 2991 | dxeErrChannelDebug(channelCb, chLowStat); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 2992 | |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 2993 | dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE; |
| 2994 | wpalWlanReload(); |
Mihir Shete | fdc9f53 | 2014-01-09 15:03:02 +0530 | [diff] [blame] | 2995 | dxeStartSSRTimer(dxeCtxt); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2996 | } |
| 2997 | else if(WLANDXE_CH_STAT_INT_ED_MASK & chLowStat) |
| 2998 | { |
| 2999 | /* Handle RX Ready for low priority channel */ |
| 3000 | status = dxeRXFrameReady(dxeCtxt, |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 3001 | channelCb, |
| 3002 | chLowStat); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3003 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3004 | |
| 3005 | /* Update the Rx DONE histogram */ |
| 3006 | channelCb->rxDoneHistogram = (channelCb->rxDoneHistogram << 1); |
| 3007 | if(WLANDXE_CH_STAT_INT_DONE_MASK & chLowStat) |
| 3008 | { |
| 3009 | channelCb->rxDoneHistogram |= 1; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3010 | } |
| 3011 | else |
| 3012 | { |
| 3013 | channelCb->rxDoneHistogram &= ~1; |
| 3014 | } |
| 3015 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
| 3016 | "RX LOW CH EVNT STAT 0x%x, %d frames handled", chLowStat, channelCb->numFragmentCurrentChain); |
| 3017 | } |
| 3018 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3019 | { |
| 3020 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3021 | "dxeRXEventHandler Handle Frame Ready Fail"); |
| 3022 | return; |
| 3023 | } |
| 3024 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3025 | /* Prepare Control Register EN Channel */ |
| 3026 | if(!(dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI].extraConfig.chan_mask & WLANDXE_CH_CTRL_EN_MASK)) |
| 3027 | { |
| 3028 | HDXE_ASSERT(0); |
| 3029 | } |
Leo Chang | 094ece8 | 2013-04-23 17:57:41 -0700 | [diff] [blame] | 3030 | wpalWriteRegister(dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI].channelRegister.chDXECtrlRegAddr, |
| 3031 | dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI].extraConfig.chan_mask); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3032 | |
| 3033 | /* Prepare Control Register EN Channel */ |
| 3034 | if(!(dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI].extraConfig.chan_mask & WLANDXE_CH_CTRL_EN_MASK)) |
| 3035 | { |
| 3036 | HDXE_ASSERT(0); |
| 3037 | } |
Leo Chang | 094ece8 | 2013-04-23 17:57:41 -0700 | [diff] [blame] | 3038 | |
| 3039 | wpalWriteRegister(dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI].channelRegister.chDXECtrlRegAddr, |
| 3040 | dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI].extraConfig.chan_mask); |
| 3041 | |
| 3042 | /* Clear Interrupt handle processing bit |
| 3043 | * RIVA may power down */ |
| 3044 | wpalReadRegister(WLANDXE_INT_MASK_REG_ADDRESS, ®Value); |
| 3045 | regValue &= WLANDXE_RX_INTERRUPT_PRO_UNMASK; |
| 3046 | wpalWriteRegister(WLANDXE_INT_MASK_REG_ADDRESS, regValue); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3047 | |
Leo Chang | 416afe0 | 2013-07-01 13:58:13 -0700 | [diff] [blame] | 3048 | /* Enable system level ISR */ |
| 3049 | /* Enable RX ready Interrupt at here */ |
| 3050 | status = wpalEnableInterrupt(DXE_INTERRUPT_RX_READY); |
| 3051 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3052 | { |
| 3053 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3054 | "dxeRXEventHandler Enable RX Ready interrupt fail"); |
| 3055 | return; |
| 3056 | } |
| 3057 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3058 | 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] | 3059 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3060 | return; |
| 3061 | } |
| 3062 | |
| 3063 | /*========================================================================== |
| 3064 | @ Function Name |
| 3065 | dxeRXPacketAvailableEventHandler |
| 3066 | |
| 3067 | @ Description |
| 3068 | Handle serialized RX Packet Available event when the corresponding callback |
| 3069 | is invoked by WPAL. |
| 3070 | Try to fill up any completed DXE descriptors with available Rx packet buffer |
| 3071 | pointers. |
| 3072 | |
| 3073 | @ Parameters |
| 3074 | wpt_msg *rxPktAvailMsg |
| 3075 | RX frame ready MSG pointer |
| 3076 | include DXE control context |
| 3077 | |
| 3078 | @ Return |
| 3079 | NONE |
| 3080 | |
| 3081 | ===========================================================================*/ |
| 3082 | void dxeRXPacketAvailableEventHandler |
| 3083 | ( |
| 3084 | wpt_msg *rxPktAvailMsg |
| 3085 | ) |
| 3086 | { |
| 3087 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
| 3088 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 3089 | WLANDXE_ChannelCBType *channelCb = NULL; |
| 3090 | |
| 3091 | 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] | 3092 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3093 | |
| 3094 | /* Sanity Check */ |
| 3095 | if(NULL == rxPktAvailMsg) |
| 3096 | { |
| 3097 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3098 | "dxeRXPacketAvailableEventHandler Context is not valid"); |
| 3099 | return; |
| 3100 | } |
| 3101 | |
| 3102 | dxeCtxt = (WLANDXE_CtrlBlkType *)(rxPktAvailMsg->pContext); |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 3103 | |
| 3104 | #ifdef WLAN_DXE_LOW_RESOURCE_TIMER |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 3105 | /* Available resource allocated |
| 3106 | * Stop timer not needed */ |
| 3107 | if(VOS_TIMER_STATE_RUNNING == |
| 3108 | wpalTimerGetCurStatus(&dxeCtxt->rxResourceAvailableTimer)) |
| 3109 | { |
| 3110 | wpalTimerStop(&dxeCtxt->rxResourceAvailableTimer); |
| 3111 | } |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 3112 | #endif |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3113 | |
| 3114 | do |
| 3115 | { |
| 3116 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 3117 | "dxeRXPacketAvailableEventHandler, start refilling ring"); |
| 3118 | |
| 3119 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI]; |
| 3120 | status = dxeRXFrameRefillRing(dxeCtxt,channelCb); |
| 3121 | |
| 3122 | // Wait for another callback to indicate when Rx resources are available |
| 3123 | // again. |
| 3124 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3125 | { |
| 3126 | break; |
| 3127 | } |
| 3128 | |
| 3129 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI]; |
| 3130 | status = dxeRXFrameRefillRing(dxeCtxt,channelCb); |
| 3131 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3132 | { |
| 3133 | break; |
| 3134 | } |
| 3135 | } while(0); |
| 3136 | |
| 3137 | if((WLANDXE_POWER_STATE_IMPS == dxeCtxt->hostPowerState) || |
| 3138 | (WLANDXE_POWER_STATE_DOWN == dxeCtxt->hostPowerState)) |
| 3139 | { |
| 3140 | /* Interrupt will not enabled at here, it will be enabled at PS mode change */ |
| 3141 | tempDxeCtrlBlk->rxIntDisabledByIMPS = eWLAN_PAL_TRUE; |
| 3142 | } |
| 3143 | } |
| 3144 | |
| 3145 | /*========================================================================== |
| 3146 | @ Function Name |
| 3147 | dxeRXISR |
| 3148 | |
| 3149 | @ Description |
| 3150 | RX frame ready interrupt service routine |
| 3151 | interrupt entry function, this function called based on ISR context |
| 3152 | Must be serialized |
| 3153 | |
| 3154 | @ Parameters |
| 3155 | void *hostCtxt |
| 3156 | DXE host driver control context, |
| 3157 | pre registerd during interrupt registration |
| 3158 | |
| 3159 | @ Return |
| 3160 | NONE |
| 3161 | |
| 3162 | ===========================================================================*/ |
| 3163 | static void dxeRXISR |
| 3164 | ( |
| 3165 | void *hostCtxt |
| 3166 | ) |
| 3167 | { |
| 3168 | WLANDXE_CtrlBlkType *dxeCtxt = (WLANDXE_CtrlBlkType *)hostCtxt; |
| 3169 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3170 | wpt_uint32 regValue; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3171 | |
| 3172 | #ifdef FEATURE_R33D |
| 3173 | status = wpalReadRegister(WLANDXE_INT_SRC_RAW_ADDRESS, |
| 3174 | ®Value); |
| 3175 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3176 | { |
| 3177 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3178 | "dxeTXCompISR Read INT_SRC_RAW fail"); |
| 3179 | return; |
| 3180 | } |
| 3181 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 3182 | "INT_SRC_RAW 0x%x", regValue); |
| 3183 | if(0 == regValue) |
| 3184 | { |
| 3185 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 3186 | "This is not DXE Interrupt, Reject it 0x%x", regValue); |
| 3187 | return; |
| 3188 | } |
| 3189 | #endif /* FEATURE_R33D */ |
| 3190 | |
Leo Chang | 094ece8 | 2013-04-23 17:57:41 -0700 | [diff] [blame] | 3191 | /* Set Interrupt processing bit |
| 3192 | * During this bit set, WLAN HW may not power collapse */ |
| 3193 | wpalReadRegister(WLANDXE_INT_MASK_REG_ADDRESS, ®Value); |
| 3194 | regValue |= WLANPAL_RX_INTERRUPT_PRO_MASK; |
| 3195 | wpalWriteRegister(WLANDXE_INT_MASK_REG_ADDRESS, regValue); |
| 3196 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3197 | /* Disable interrupt at here |
| 3198 | * Disable RX Ready system level Interrupt at here |
| 3199 | * Otherwise infinite loop might happen */ |
| 3200 | status = wpalDisableInterrupt(DXE_INTERRUPT_RX_READY); |
| 3201 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3202 | { |
| 3203 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3204 | "dxeRXFrameReadyISR Disable RX ready interrupt fail"); |
| 3205 | return; |
| 3206 | } |
| 3207 | |
| 3208 | /* Serialize RX Ready interrupt upon RX thread */ |
Manjunathappa Prakash | fb58546 | 2013-12-23 19:07:07 -0800 | [diff] [blame] | 3209 | if(NULL == dxeCtxt->rxIsrMsg) |
| 3210 | { |
| 3211 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3212 | "dxeRXFrameReadyISR NULL message"); |
| 3213 | HDXE_ASSERT(0); |
| 3214 | return; |
| 3215 | } |
| 3216 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3217 | status = wpalPostRxMsg(WDI_GET_PAL_CTX(), |
| 3218 | dxeCtxt->rxIsrMsg); |
| 3219 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3220 | { |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3221 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 3222 | "dxeRXFrameReadyISR interrupt serialize fail"); |
| 3223 | } |
| 3224 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3225 | return; |
| 3226 | } |
| 3227 | |
| 3228 | /*========================================================================== |
| 3229 | @ Function Name |
| 3230 | dxeTXPushFrame |
| 3231 | |
| 3232 | @ Description |
| 3233 | Push TX frame into DXE descriptor and DXE register |
| 3234 | Send notification to DXE register that TX frame is ready to transfer |
| 3235 | |
| 3236 | @ Parameters |
| 3237 | WLANDXE_ChannelCBType *channelEntry |
| 3238 | Channel specific control block |
| 3239 | wpt_packet *palPacket |
| 3240 | Packet pointer ready to transfer |
| 3241 | |
| 3242 | @ Return |
| 3243 | PAL_STATUS_T |
| 3244 | ===========================================================================*/ |
| 3245 | static wpt_status dxeTXPushFrame |
| 3246 | ( |
| 3247 | WLANDXE_ChannelCBType *channelEntry, |
| 3248 | wpt_packet *palPacket |
| 3249 | ) |
| 3250 | { |
| 3251 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 3252 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = NULL; |
| 3253 | WLANDXE_DescType *currentDesc = NULL; |
| 3254 | WLANDXE_DescType *firstDesc = NULL; |
| 3255 | WLANDXE_DescType *LastDesc = NULL; |
| 3256 | void *sourcePhysicalAddress = NULL; |
| 3257 | wpt_uint32 xferSize = 0; |
| 3258 | #ifdef FEATURE_R33D |
| 3259 | tx_frm_pcie_vector_t frameVector; |
| 3260 | wpt_uint32 Va; |
| 3261 | wpt_uint32 fragCount = 0; |
| 3262 | #else |
| 3263 | wpt_iterator iterator; |
| 3264 | #endif /* FEATURE_R33D */ |
Leo Chang | ac1d361 | 2013-07-01 15:15:51 -0700 | [diff] [blame] | 3265 | wpt_uint32 isEmpty = 0; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3266 | |
| 3267 | 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] | 3268 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3269 | |
Leo Chang | ac1d361 | 2013-07-01 15:15:51 -0700 | [diff] [blame] | 3270 | tempDxeCtrlBlk->smsmToggled = eWLAN_PAL_FALSE; |
| 3271 | if((0 == tempDxeCtrlBlk->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI].numRsvdDesc) && |
| 3272 | (0 == tempDxeCtrlBlk->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI].numRsvdDesc)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3273 | { |
Leo Chang | ac1d361 | 2013-07-01 15:15:51 -0700 | [diff] [blame] | 3274 | isEmpty = 1; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3275 | } |
| 3276 | |
| 3277 | channelEntry->numFragmentCurrentChain = 0; |
| 3278 | currentCtrlBlk = channelEntry->headCtrlBlk; |
| 3279 | |
| 3280 | /* Initialize interator, TX is fragmented */ |
| 3281 | #ifdef FEATURE_R33D |
| 3282 | memset(&frameVector, 0, sizeof(tx_frm_pcie_vector_t)); |
| 3283 | status = wpalPrepareTxFrame(palPacket, |
| 3284 | &frameVector, |
| 3285 | &Va); |
| 3286 | #else |
| 3287 | status = wpalLockPacketForTransfer(palPacket); |
| 3288 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3289 | { |
| 3290 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3291 | "dxeTXPushFrame unable to lock packet"); |
| 3292 | return status; |
| 3293 | } |
| 3294 | |
| 3295 | status = wpalIteratorInit(&iterator, palPacket); |
| 3296 | #endif /* FEATURE_R33D */ |
| 3297 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3298 | { |
| 3299 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3300 | "dxeTXPushFrame iterator init fail"); |
| 3301 | return status; |
| 3302 | } |
| 3303 | |
| 3304 | /* !!!! Revisit break condition !!!!!!! */ |
| 3305 | while(1) |
| 3306 | { |
| 3307 | /* Get current descriptor pointer from current control block */ |
| 3308 | currentDesc = currentCtrlBlk->linkedDesc; |
| 3309 | if(NULL == firstDesc) |
| 3310 | { |
| 3311 | firstDesc = currentCtrlBlk->linkedDesc; |
| 3312 | } |
| 3313 | /* All control block will have same palPacket Pointer |
| 3314 | * to make logic simpler */ |
| 3315 | currentCtrlBlk->xfrFrame = palPacket; |
| 3316 | |
| 3317 | /* Get next fragment physical address and fragment size |
| 3318 | * if this is the first trial, will get first physical address |
| 3319 | * if no more fragment, Descriptor src address will be set as NULL, OK??? */ |
| 3320 | #ifdef FEATURE_R33D |
| 3321 | if(fragCount == frameVector.num_frg) |
| 3322 | { |
| 3323 | break; |
| 3324 | } |
| 3325 | currentCtrlBlk->shadowBufferVa = frameVector.frg[0].va; |
| 3326 | sourcePhysicalAddress = (void *)frameVector.frg[fragCount].pa; |
| 3327 | xferSize = frameVector.frg[fragCount].size; |
| 3328 | fragCount++; |
Manjunathappa Prakash | fb58546 | 2013-12-23 19:07:07 -0800 | [diff] [blame] | 3329 | if(0 == xferSize) |
| 3330 | { |
| 3331 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3332 | "dxeTXPushFrame invalid transfer size"); |
| 3333 | |
| 3334 | HDXE_ASSERT(0); |
| 3335 | return eWLAN_PAL_STATUS_E_FAILURE; |
| 3336 | } |
| 3337 | if(NULL == sourcePhysicalAddress) |
| 3338 | { |
| 3339 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3340 | "dxeTXPushFrame invalid sourcePhysicalAddress"); |
| 3341 | HDXE_ASSERT(0); |
| 3342 | return eWLAN_PAL_STATUS_E_FAILURE; |
| 3343 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3344 | #else |
| 3345 | status = wpalIteratorNext(&iterator, |
| 3346 | palPacket, |
| 3347 | &sourcePhysicalAddress, |
| 3348 | &xferSize); |
| 3349 | if((NULL == sourcePhysicalAddress) || |
| 3350 | (0 == xferSize)) |
| 3351 | { |
| 3352 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 3353 | "dxeTXPushFrame end of current frame"); |
| 3354 | break; |
| 3355 | } |
| 3356 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3357 | { |
| 3358 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3359 | "dxeTXPushFrame Get next frame fail"); |
| 3360 | return status; |
| 3361 | } |
| 3362 | #endif /* FEATURE_R33D */ |
| 3363 | |
| 3364 | /* This is the LAST descriptor valid for this transaction */ |
| 3365 | LastDesc = currentCtrlBlk->linkedDesc; |
| 3366 | |
| 3367 | /* Program DXE descriptor */ |
| 3368 | currentDesc->dxedesc.dxe_short_desc.srcMemAddrL = |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 3369 | WLANDXE_U32_SWAP_ENDIAN((wpt_uint32)(uintptr_t)sourcePhysicalAddress); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3370 | |
| 3371 | /* Just normal data transfer from aCPU Flat Memory to BMU Q */ |
| 3372 | if((WDTS_CHANNEL_TX_LOW_PRI == channelEntry->channelType) || |
| 3373 | (WDTS_CHANNEL_TX_HIGH_PRI == channelEntry->channelType)) |
| 3374 | { |
| 3375 | currentDesc->dxedesc.dxe_short_desc.dstMemAddrL = |
| 3376 | WLANDXE_U32_SWAP_ENDIAN(channelEntry->channelConfig.refWQ); |
| 3377 | } |
| 3378 | else |
| 3379 | { |
| 3380 | /* Test specific H2H transfer, destination address already set |
| 3381 | * Do Nothing */ |
| 3382 | } |
| 3383 | currentDesc->xfrSize = WLANDXE_U32_SWAP_ENDIAN(xferSize); |
| 3384 | |
| 3385 | /* Program channel control register */ |
| 3386 | /* First frame not set VAL bit, why ??? */ |
| 3387 | if(0 == channelEntry->numFragmentCurrentChain) |
| 3388 | { |
| 3389 | currentDesc->descCtrl.ctrl = channelEntry->extraConfig.cw_ctrl_write; |
| 3390 | } |
| 3391 | else |
| 3392 | { |
| 3393 | currentDesc->descCtrl.ctrl = channelEntry->extraConfig.cw_ctrl_write_valid; |
| 3394 | } |
| 3395 | |
| 3396 | /* Update statistics */ |
| 3397 | channelEntry->numFragmentCurrentChain++; |
| 3398 | channelEntry->numFreeDesc--; |
| 3399 | channelEntry->numRsvdDesc++; |
| 3400 | |
| 3401 | /* Get next control block */ |
| 3402 | currentCtrlBlk = currentCtrlBlk->nextCtrlBlk; |
| 3403 | } |
| 3404 | channelEntry->numTotalFrame++; |
| 3405 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 3406 | "NUM TX FRAG %d, Total Frame %d", |
| 3407 | channelEntry->numFragmentCurrentChain, channelEntry->numTotalFrame); |
| 3408 | |
| 3409 | /* Program Channel control register |
| 3410 | * Set as end of packet |
| 3411 | * Enable interrupt also for first code lock down |
| 3412 | * performace optimization, this will be revisited */ |
| 3413 | if(NULL == LastDesc) |
| 3414 | { |
| 3415 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3416 | "dxeTXPushFrame NULL Last Descriptor, broken chain"); |
| 3417 | return eWLAN_PAL_STATUS_E_FAULT; |
| 3418 | } |
| 3419 | LastDesc->descCtrl.ctrl = channelEntry->extraConfig.cw_ctrl_write_eop_int; |
| 3420 | /* Now First one also Valid ???? |
| 3421 | * this procedure will prevent over handle descriptor from previous |
| 3422 | * TX trigger */ |
| 3423 | firstDesc->descCtrl.ctrl = channelEntry->extraConfig.cw_ctrl_write_valid; |
| 3424 | |
| 3425 | /* If in BMPS mode no need to notify the DXE Engine, notify SMSM instead */ |
| 3426 | if(WLANDXE_RIVA_POWER_STATE_BMPS_UNKNOWN == tempDxeCtrlBlk->rivaPowerState) |
| 3427 | { |
| 3428 | /* Update channel head as next avaliable linked slot */ |
| 3429 | channelEntry->headCtrlBlk = currentCtrlBlk; |
Leo Chang | ac1d361 | 2013-07-01 15:15:51 -0700 | [diff] [blame] | 3430 | if(isEmpty) |
| 3431 | { |
| 3432 | tempDxeCtrlBlk->ringNotEmpty = eWLAN_PAL_TRUE; |
| 3433 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 3434 | "SMSM_ret LO=%d HI=%d", |
| 3435 | tempDxeCtrlBlk->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI].numRsvdDesc, |
| 3436 | tempDxeCtrlBlk->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI].numRsvdDesc ); |
| 3437 | dxeNotifySmsm(eWLAN_PAL_TRUE, eWLAN_PAL_FALSE); |
| 3438 | tempDxeCtrlBlk->smsmToggled = eWLAN_PAL_TRUE; |
| 3439 | } |
Madan Mohan Koyyalamudi | 2edf6f6 | 2012-10-15 15:56:34 -0700 | [diff] [blame] | 3440 | return status; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3441 | } |
| 3442 | |
| 3443 | /* If DXE use external descriptor, registers are not needed to be programmed |
| 3444 | * Just after finish to program descriptor, tirigger to send */ |
| 3445 | if(channelEntry->extraConfig.chan_mask & WLANDXE_CH_CTRL_EDEN_MASK) |
| 3446 | { |
| 3447 | /* Issue a dummy read from the DXE descriptor DDR location to |
| 3448 | ensure that any previously posted write to the descriptor |
| 3449 | completes. */ |
| 3450 | if(channelEntry->extraConfig.cw_ctrl_write_valid != firstDesc->descCtrl.ctrl) |
| 3451 | { |
| 3452 | //HDXE_ASSERT(0); |
| 3453 | } |
| 3454 | |
| 3455 | /* Everything is ready |
| 3456 | * Trigger to start DMA */ |
| 3457 | status = wpalWriteRegister(channelEntry->channelRegister.chDXECtrlRegAddr, |
| 3458 | channelEntry->extraConfig.chan_mask); |
| 3459 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3460 | { |
| 3461 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3462 | "dxeTXPushFrame Write Channel Ctrl Register fail"); |
| 3463 | return status; |
| 3464 | } |
| 3465 | |
| 3466 | /* Update channel head as next avaliable linked slot */ |
| 3467 | channelEntry->headCtrlBlk = currentCtrlBlk; |
| 3468 | |
| 3469 | 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] | 3470 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3471 | return status; |
| 3472 | } |
| 3473 | |
| 3474 | /* If DXE not use external descriptor, program each registers */ |
| 3475 | /* Circular buffer handle not need to program DESC register??? |
| 3476 | * GEN5 code not programed RING buffer case |
| 3477 | * REVISIT THIS !!!!!! */ |
| 3478 | if((WDTS_CHANNEL_TX_LOW_PRI == channelEntry->channelType) || |
| 3479 | (WDTS_CHANNEL_TX_HIGH_PRI == channelEntry->channelType)) |
| 3480 | { |
| 3481 | /* Destination address, assigned Work Q */ |
| 3482 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDadrlRegAddr, |
| 3483 | channelEntry->channelConfig.refWQ); |
| 3484 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3485 | { |
| 3486 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3487 | "dxeTXPushFrame Program dest address register fail"); |
| 3488 | return status; |
| 3489 | } |
| 3490 | /* If descriptor format is SHORT */ |
| 3491 | if(channelEntry->channelConfig.useShortDescFmt) |
| 3492 | { |
| 3493 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDadrhRegAddr, |
| 3494 | 0); |
| 3495 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3496 | { |
| 3497 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3498 | "dxeTXPushFrame Program dest address register fail"); |
| 3499 | return status; |
| 3500 | } |
| 3501 | } |
| 3502 | else |
| 3503 | { |
| 3504 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3505 | "dxeTXPushFrame LONG Descriptor Format!!!"); |
| 3506 | } |
| 3507 | } |
| 3508 | #ifdef WLANDXE_TEST_CHANNEL_ENABLE |
| 3509 | else if(WDTS_CHANNEL_H2H_TEST_TX == channelEntry->channelType) |
| 3510 | { |
| 3511 | /* Destination address, Physical memory address */ |
| 3512 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDadrlRegAddr, |
| 3513 | WLANDXE_U32_SWAP_ENDIAN(firstDesc->dxedesc.dxe_short_desc.dstMemAddrL)); |
| 3514 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3515 | { |
| 3516 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3517 | "dxeTXPushFrame Program dest address register fail"); |
| 3518 | return status; |
| 3519 | } |
| 3520 | /* If descriptor format is SHORT */ |
| 3521 | if(channelEntry->channelConfig.useShortDescFmt) |
| 3522 | { |
| 3523 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDadrhRegAddr, |
| 3524 | 0); |
| 3525 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3526 | { |
| 3527 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3528 | "dxeTXPushFrame Program dest address register fail"); |
| 3529 | return status; |
| 3530 | } |
| 3531 | } |
| 3532 | else |
| 3533 | { |
| 3534 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3535 | "dxeTXPushFrame LONG Descriptor Format!!!"); |
| 3536 | } |
| 3537 | } |
| 3538 | #endif /* WLANDXE_TEST_CHANNEL_ENABLE */ |
| 3539 | |
| 3540 | /* Program Source address register |
| 3541 | * This address is already programmed into DXE Descriptor |
| 3542 | * But register also upadte */ |
| 3543 | status = wpalWriteRegister(channelEntry->channelRegister.chDXESadrlRegAddr, |
| 3544 | WLANDXE_U32_SWAP_ENDIAN(firstDesc->dxedesc.dxe_short_desc.srcMemAddrL)); |
| 3545 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3546 | { |
| 3547 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3548 | "dxeTXPushFrame Program src address register fail"); |
| 3549 | return status; |
| 3550 | } |
| 3551 | /* If descriptor format is SHORT */ |
| 3552 | if(channelEntry->channelConfig.useShortDescFmt) |
| 3553 | { |
| 3554 | status = wpalWriteRegister(channelEntry->channelRegister.chDXESadrhRegAddr, |
| 3555 | 0); |
| 3556 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3557 | { |
| 3558 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3559 | "dxeTXPushFrame Program dest address register fail"); |
| 3560 | return status; |
| 3561 | } |
| 3562 | } |
| 3563 | else |
| 3564 | { |
| 3565 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3566 | "dxeTXPushFrame LONG Descriptor Format!!!"); |
| 3567 | } |
| 3568 | |
| 3569 | /* Linked list Descriptor pointer */ |
| 3570 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDesclRegAddr, |
| 3571 | channelEntry->headCtrlBlk->linkedDescPhyAddr); |
| 3572 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3573 | { |
| 3574 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3575 | "dxeTXPushFrame Write DESC Address register fail"); |
| 3576 | return status; |
| 3577 | } |
| 3578 | /* If descriptor format is SHORT */ |
| 3579 | if(channelEntry->channelConfig.useShortDescFmt) |
| 3580 | { |
| 3581 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDeschRegAddr, |
| 3582 | 0); |
| 3583 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3584 | { |
| 3585 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3586 | "dxeTXPushFrame Program dest address register fail"); |
| 3587 | return status; |
| 3588 | } |
| 3589 | } |
| 3590 | else |
| 3591 | { |
| 3592 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3593 | "dxeTXPushFrame LONG Descriptor Format!!!"); |
| 3594 | } |
| 3595 | |
| 3596 | /* Transfer Size */ |
| 3597 | xferSize = WLANDXE_U32_SWAP_ENDIAN(firstDesc->xfrSize); |
| 3598 | status = wpalWriteRegister(channelEntry->channelRegister.chDXESzRegAddr, |
| 3599 | xferSize); |
| 3600 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3601 | { |
| 3602 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3603 | "dxeTXPushFrame Write DESC Address register fail"); |
| 3604 | return status; |
| 3605 | } |
| 3606 | |
| 3607 | /* Everything is ready |
| 3608 | * Trigger to start DMA */ |
| 3609 | status = wpalWriteRegister(channelEntry->channelRegister.chDXECtrlRegAddr, |
| 3610 | channelEntry->extraConfig.chan_mask); |
| 3611 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3612 | { |
| 3613 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3614 | "dxeTXPushFrame Write Channel Ctrl Register fail"); |
| 3615 | return status; |
| 3616 | } |
| 3617 | |
| 3618 | /* Update channel head as next avaliable linked slot */ |
| 3619 | channelEntry->headCtrlBlk = currentCtrlBlk; |
| 3620 | |
| 3621 | 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] | 3622 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3623 | return status; |
| 3624 | } |
| 3625 | |
| 3626 | /*========================================================================== |
| 3627 | @ Function Name |
| 3628 | dxeTXCompFrame |
| 3629 | |
| 3630 | @ Description |
| 3631 | TX Frame transfer complete event handler |
| 3632 | |
| 3633 | @ Parameters |
| 3634 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 3635 | DXE host driver main control block |
| 3636 | WLANDXE_ChannelCBType *channelEntry |
| 3637 | Channel specific control block |
| 3638 | |
| 3639 | @ Return |
| 3640 | PAL_STATUS_T |
| 3641 | ===========================================================================*/ |
| 3642 | static wpt_status dxeTXCompFrame |
| 3643 | ( |
| 3644 | WLANDXE_CtrlBlkType *hostCtxt, |
| 3645 | WLANDXE_ChannelCBType *channelEntry |
| 3646 | ) |
| 3647 | { |
| 3648 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 3649 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = NULL; |
| 3650 | WLANDXE_DescType *currentDesc = NULL; |
| 3651 | wpt_uint32 descCtrlValue = 0; |
| 3652 | unsigned int *lowThreshold = NULL; |
| 3653 | |
| 3654 | 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] | 3655 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3656 | |
| 3657 | /* Sanity */ |
| 3658 | if((NULL == hostCtxt) || (NULL == channelEntry)) |
| 3659 | { |
| 3660 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3661 | "dxeTXCompFrame Invalid ARG"); |
| 3662 | return eWLAN_PAL_STATUS_E_INVAL; |
| 3663 | } |
| 3664 | |
| 3665 | if(NULL == hostCtxt->txCompCB) |
| 3666 | { |
| 3667 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3668 | "dxeTXCompFrame TXCompCB is not registered"); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3669 | return eWLAN_PAL_STATUS_SUCCESS; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3670 | } |
| 3671 | |
Madan Mohan Koyyalamudi | b2cb8be | 2012-11-27 15:07:43 -0800 | [diff] [blame] | 3672 | status = wpalMutexAcquire(&channelEntry->dxeChannelLock); |
| 3673 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3674 | { |
| 3675 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3676 | "dxeTXCompFrame Mutex Acquire fail"); |
| 3677 | return status; |
| 3678 | } |
| 3679 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3680 | currentCtrlBlk = channelEntry->tailCtrlBlk; |
| 3681 | currentDesc = currentCtrlBlk->linkedDesc; |
| 3682 | |
| 3683 | if( currentCtrlBlk == channelEntry->headCtrlBlk ) |
| 3684 | { |
Madan Mohan Koyyalamudi | b2cb8be | 2012-11-27 15:07:43 -0800 | [diff] [blame] | 3685 | status = wpalMutexRelease(&channelEntry->dxeChannelLock); |
| 3686 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3687 | { |
| 3688 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3689 | "dxeTXCompFrame Mutex Release fail"); |
| 3690 | return status; |
| 3691 | } |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3692 | return eWLAN_PAL_STATUS_SUCCESS; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3693 | } |
| 3694 | |
Kiet Lam | 842dad0 | 2014-02-18 18:44:02 -0800 | [diff] [blame] | 3695 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3696 | while(1) |
| 3697 | { |
| 3698 | // HDXE_ASSERT(WLAN_PAL_IS_STATUS_SUCCESS(WLAN_RivaValidateDesc(currentDesc))); |
| 3699 | descCtrlValue = currentDesc->descCtrl.ctrl; |
| 3700 | if((descCtrlValue & WLANDXE_DESC_CTRL_VALID)) |
| 3701 | { |
| 3702 | /* caught up with head, bail out */ |
| 3703 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_MED, |
| 3704 | "dxeTXCompFrame caught up with head - next DESC has VALID set"); |
| 3705 | break; |
| 3706 | } |
| 3707 | |
Manjunathappa Prakash | fb58546 | 2013-12-23 19:07:07 -0800 | [diff] [blame] | 3708 | if(currentCtrlBlk->xfrFrame == NULL) |
| 3709 | { |
| 3710 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3711 | "Invalid transfer frame"); |
| 3712 | HDXE_ASSERT(0); |
| 3713 | break; |
| 3714 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3715 | channelEntry->numFreeDesc++; |
| 3716 | channelEntry->numRsvdDesc--; |
| 3717 | |
| 3718 | /* Send Frame TX Complete notification with frame start fragment location */ |
| 3719 | if(WLANDXE_U32_SWAP_ENDIAN(descCtrlValue) & WLANDXE_DESC_CTRL_EOP) |
| 3720 | { |
| 3721 | hostCtxt->txCompletedFrames--; |
| 3722 | #ifdef FEATURE_R33D |
| 3723 | wpalFreeTxFrame(currentCtrlBlk->shadowBufferVa); |
| 3724 | #else |
| 3725 | status = wpalUnlockPacket(currentCtrlBlk->xfrFrame); |
| 3726 | if (eWLAN_PAL_STATUS_SUCCESS != status) |
| 3727 | { |
| 3728 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3729 | "dxeRXFrameReady unable to unlock packet"); |
Madan Mohan Koyyalamudi | b2cb8be | 2012-11-27 15:07:43 -0800 | [diff] [blame] | 3730 | status = wpalMutexRelease(&channelEntry->dxeChannelLock); |
| 3731 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3732 | { |
| 3733 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3734 | "dxeTXCompFrame Mutex Release fail"); |
| 3735 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3736 | return status; |
| 3737 | } |
| 3738 | #endif /* FEATURE_R33D */ |
| 3739 | hostCtxt->txCompCB(hostCtxt->clientCtxt, |
| 3740 | currentCtrlBlk->xfrFrame, |
| 3741 | eWLAN_PAL_STATUS_SUCCESS); |
| 3742 | channelEntry->numFragmentCurrentChain = 0; |
| 3743 | } |
| 3744 | currentCtrlBlk = currentCtrlBlk->nextCtrlBlk; |
| 3745 | currentDesc = currentCtrlBlk->linkedDesc; |
| 3746 | |
| 3747 | /* Break condition |
| 3748 | * Head control block is the control block must be programed for the next TX |
| 3749 | * so, head control block is not programmed control block yet |
| 3750 | * if loop encounte head control block, stop to complete |
| 3751 | * in theory, COMP CB must be called already ??? */ |
| 3752 | if(currentCtrlBlk == channelEntry->headCtrlBlk) |
| 3753 | { |
| 3754 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_MED, |
| 3755 | "dxeTXCompFrame caught up with head ptr"); |
| 3756 | break; |
| 3757 | } |
| 3758 | /* VALID Bit check ???? */ |
| 3759 | } |
| 3760 | |
| 3761 | /* Tail and Head Control block must be same */ |
| 3762 | channelEntry->tailCtrlBlk = currentCtrlBlk; |
| 3763 | |
| 3764 | lowThreshold = channelEntry->channelType == WDTS_CHANNEL_TX_LOW_PRI? |
| 3765 | &(hostCtxt->txCompInt.txLowResourceThreshold_LoPriCh): |
| 3766 | &(hostCtxt->txCompInt.txLowResourceThreshold_HiPriCh); |
| 3767 | |
| 3768 | /* If specific channel hit low resource condition send notification to upper layer */ |
| 3769 | if((eWLAN_PAL_TRUE == channelEntry->hitLowResource) && |
| 3770 | (channelEntry->numFreeDesc > *lowThreshold)) |
| 3771 | { |
| 3772 | /* Change it back if we raised it for fetching a remaining packet from TL */ |
| 3773 | if(WLANDXE_TX_LOW_RES_THRESHOLD > *lowThreshold) |
| 3774 | { |
| 3775 | *lowThreshold = WLANDXE_TX_LOW_RES_THRESHOLD; |
| 3776 | } |
| 3777 | |
| 3778 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 3779 | "DXE TX %d channel recovered from low resource", channelEntry->channelType); |
| 3780 | hostCtxt->lowResourceCB(hostCtxt->clientCtxt, |
| 3781 | channelEntry->channelType, |
| 3782 | eWLAN_PAL_TRUE); |
| 3783 | channelEntry->hitLowResource = eWLAN_PAL_FALSE; |
Madan Mohan Koyyalamudi | ea77701 | 2012-10-31 14:22:34 -0700 | [diff] [blame] | 3784 | wpalTimerStop(&channelEntry->healthMonitorTimer); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3785 | } |
| 3786 | |
Madan Mohan Koyyalamudi | b2cb8be | 2012-11-27 15:07:43 -0800 | [diff] [blame] | 3787 | status = wpalMutexRelease(&channelEntry->dxeChannelLock); |
| 3788 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3789 | { |
| 3790 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3791 | "dxeTXCompFrame Mutex Release fail"); |
| 3792 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3793 | |
| 3794 | 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] | 3795 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3796 | return status; |
| 3797 | } |
| 3798 | |
| 3799 | /*========================================================================== |
| 3800 | @ Function Name |
| 3801 | dxeTXEventHandler |
| 3802 | |
| 3803 | @ Description |
| 3804 | If DXE HW sends TX related interrupt, this event handler will be called |
| 3805 | Handle higher priority channel first |
| 3806 | Figureout why interrupt happen and call appropriate final even handler |
| 3807 | TX complete or error happen |
| 3808 | |
| 3809 | @ Parameters |
| 3810 | void *msgPtr |
| 3811 | Even MSG |
| 3812 | |
| 3813 | @ Return |
| 3814 | PAL_STATUS_T |
| 3815 | ===========================================================================*/ |
| 3816 | void dxeTXEventHandler |
| 3817 | ( |
| 3818 | wpt_msg *msgPtr |
| 3819 | ) |
| 3820 | { |
| 3821 | wpt_msg *msgContent = (wpt_msg *)msgPtr; |
| 3822 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
| 3823 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 3824 | wpt_uint32 intSrc = 0; |
| 3825 | wpt_uint32 chStat = 0; |
| 3826 | WLANDXE_ChannelCBType *channelCb = NULL; |
| 3827 | |
Madan Mohan Koyyalamudi | 48e375a | 2012-09-24 13:19:17 -0700 | [diff] [blame] | 3828 | wpt_uint8 bEnableISR = 0; |
Madan Mohan Koyyalamudi | dfd6aa8 | 2012-10-18 20:18:43 -0700 | [diff] [blame] | 3829 | static wpt_uint8 successiveIntWithIMPS; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3830 | |
| 3831 | 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] | 3832 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3833 | |
| 3834 | dxeCtxt = (WLANDXE_CtrlBlkType *)(msgContent->pContext); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3835 | dxeCtxt->ucTxMsgCnt = 0; |
| 3836 | |
| 3837 | if(eWLAN_PAL_TRUE == dxeCtxt->driverReloadInProcessing) |
| 3838 | { |
| 3839 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3840 | "wlan: TX COMP WLAN Driver re-loading in progress"); |
| 3841 | return; |
| 3842 | } |
| 3843 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3844 | /* Return from here if the RIVA is in IMPS, to avoid register access */ |
| 3845 | if(WLANDXE_POWER_STATE_IMPS == dxeCtxt->hostPowerState) |
| 3846 | { |
Madan Mohan Koyyalamudi | 48e375a | 2012-09-24 13:19:17 -0700 | [diff] [blame] | 3847 | successiveIntWithIMPS++; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3848 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 48e375a | 2012-09-24 13:19:17 -0700 | [diff] [blame] | 3849 | "dxeTXEventHandler IMPS TX COMP INT successiveIntWithIMPS %d", successiveIntWithIMPS); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3850 | status = dxeTXCompFrame(dxeCtxt, &dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI]); |
| 3851 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3852 | { |
| 3853 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 48e375a | 2012-09-24 13:19:17 -0700 | [diff] [blame] | 3854 | "dxeTXEventHandler IMPS HC COMP interrupt fail"); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3855 | } |
Madan Mohan Koyyalamudi | 1bed598 | 2012-10-22 14:38:06 -0700 | [diff] [blame] | 3856 | |
Madan Mohan Koyyalamudi | 48e375a | 2012-09-24 13:19:17 -0700 | [diff] [blame] | 3857 | status = dxeTXCompFrame(dxeCtxt, &dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI]); |
| 3858 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3859 | { |
| 3860 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3861 | "dxeTXEventHandler IMPS LC COMP interrupt fail"); |
| 3862 | } |
| 3863 | |
| 3864 | if(((dxeCtxt->txCompletedFrames) && |
| 3865 | (eWLAN_PAL_FALSE == dxeCtxt->txIntEnable)) && |
| 3866 | (successiveIntWithIMPS == 1)) |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3867 | { |
| 3868 | dxeCtxt->txIntEnable = eWLAN_PAL_TRUE; |
| 3869 | wpalEnableInterrupt(DXE_INTERRUPT_TX_COMPLE); |
| 3870 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 3871 | "TX COMP INT Enabled, remain TX frame count on ring %d", |
| 3872 | dxeCtxt->txCompletedFrames); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3873 | /*Kicking the DXE after the TX Complete interrupt was enabled - to avoid |
| 3874 | the posibility of a race*/ |
| 3875 | dxePsComplete(dxeCtxt, eWLAN_PAL_TRUE); |
| 3876 | } |
Madan Mohan Koyyalamudi | 48e375a | 2012-09-24 13:19:17 -0700 | [diff] [blame] | 3877 | else |
| 3878 | { |
| 3879 | dxeCtxt->txIntEnable = eWLAN_PAL_FALSE; |
| 3880 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3881 | "TX COMP INT NOT Enabled, RIVA still wake up? remain TX frame count on ring %d, successiveIntWithIMPS %d", |
| 3882 | dxeCtxt->txCompletedFrames, successiveIntWithIMPS); |
| 3883 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3884 | return; |
| 3885 | } |
| 3886 | |
Madan Mohan Koyyalamudi | 48e375a | 2012-09-24 13:19:17 -0700 | [diff] [blame] | 3887 | successiveIntWithIMPS = 0; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3888 | if((!dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI].extraConfig.chEnabled) || |
| 3889 | (!dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI].extraConfig.chEnabled)) |
| 3890 | { |
| 3891 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3892 | "DXE already stopped in TX event handler. Just return"); |
| 3893 | return; |
| 3894 | } |
| 3895 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3896 | /* Disable device interrupt */ |
| 3897 | /* Read whole interrupt mask register and exclusive only this channel int */ |
| 3898 | status = wpalReadRegister(WLANDXE_INT_SRC_RAW_ADDRESS, |
| 3899 | &intSrc); |
| 3900 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3901 | { |
| 3902 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3903 | "dxeTXCompleteEventHandler Read INT_DONE_SRC register fail"); |
| 3904 | return; |
| 3905 | } |
| 3906 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_MED, |
| 3907 | "TX Event Handler INT Source 0x%x", intSrc); |
| 3908 | |
| 3909 | /* Test High Priority Channel is the INT source or not */ |
| 3910 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI]; |
| 3911 | if(intSrc & (1 << channelCb->assignedDMAChannel)) |
| 3912 | { |
| 3913 | status = dxeChannelCleanInt(channelCb, &chStat); |
| 3914 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3915 | { |
| 3916 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3917 | "dxeTXEventHandler INT Clean up fail"); |
| 3918 | return; |
| 3919 | } |
| 3920 | |
| 3921 | if(WLANDXE_CH_STAT_INT_ERR_MASK & chStat) |
| 3922 | { |
| 3923 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 3924 | "%11s : 0x%x Error Reported, Reload Driver", |
| 3925 | channelType[channelCb->channelType], chStat); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 3926 | |
Mihir Shete | 79d6b58 | 2014-03-12 17:54:07 +0530 | [diff] [blame] | 3927 | dxeErrChannelDebug(channelCb, chStat); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 3928 | |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 3929 | dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE; |
| 3930 | wpalWlanReload(); |
Mihir Shete | fdc9f53 | 2014-01-09 15:03:02 +0530 | [diff] [blame] | 3931 | dxeStartSSRTimer(dxeCtxt); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3932 | } |
| 3933 | else if(WLANDXE_CH_STAT_INT_DONE_MASK & chStat) |
| 3934 | { |
| 3935 | /* Handle TX complete for high priority channel */ |
| 3936 | status = dxeTXCompFrame(dxeCtxt, |
| 3937 | channelCb); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3938 | bEnableISR = 1; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3939 | } |
| 3940 | else if(WLANDXE_CH_STAT_INT_ED_MASK & chStat) |
| 3941 | { |
| 3942 | /* Handle TX complete for high priority channel */ |
| 3943 | status = dxeTXCompFrame(dxeCtxt, |
| 3944 | channelCb); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3945 | bEnableISR = 1; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3946 | } |
| 3947 | else |
| 3948 | { |
| 3949 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3950 | "dxeTXEventHandler TX HI status=%x", chStat); |
| 3951 | } |
| 3952 | |
| 3953 | if(WLANDXE_CH_STAT_MASKED_MASK & chStat) |
| 3954 | { |
| 3955 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_HIGH, |
| 3956 | "dxeTXEventHandler TX HIGH Channel Masked Unmask it!!!!"); |
| 3957 | } |
| 3958 | |
| 3959 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_HIGH, |
| 3960 | "TX HIGH STAT 0x%x RESRVD %d", chStat, channelCb->numRsvdDesc); |
| 3961 | } |
| 3962 | |
| 3963 | /* Test Low Priority Channel interrupt is enabled or not */ |
| 3964 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI]; |
| 3965 | if(intSrc & (1 << channelCb->assignedDMAChannel)) |
| 3966 | { |
| 3967 | status = dxeChannelCleanInt(channelCb, &chStat); |
| 3968 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3969 | { |
| 3970 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3971 | "dxeTXEventHandler INT Clean up fail"); |
| 3972 | return; |
| 3973 | } |
| 3974 | |
| 3975 | if(WLANDXE_CH_STAT_INT_ERR_MASK & chStat) |
| 3976 | { |
| 3977 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 3978 | "%11s : 0x%x Error Reported, Reload Driver", |
| 3979 | channelType[channelCb->channelType], chStat); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 3980 | |
Mihir Shete | 79d6b58 | 2014-03-12 17:54:07 +0530 | [diff] [blame] | 3981 | dxeErrChannelDebug(channelCb, chStat); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 3982 | |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 3983 | dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE; |
| 3984 | wpalWlanReload(); |
Mihir Shete | fdc9f53 | 2014-01-09 15:03:02 +0530 | [diff] [blame] | 3985 | dxeStartSSRTimer(dxeCtxt); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3986 | } |
| 3987 | else if(WLANDXE_CH_STAT_INT_DONE_MASK & chStat) |
| 3988 | { |
| 3989 | /* Handle TX complete for low priority channel */ |
| 3990 | status = dxeTXCompFrame(dxeCtxt, |
| 3991 | channelCb); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3992 | bEnableISR = 1; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3993 | } |
| 3994 | else if(WLANDXE_CH_STAT_INT_ED_MASK & chStat) |
| 3995 | { |
| 3996 | /* Handle TX complete for low priority channel */ |
| 3997 | status = dxeTXCompFrame(dxeCtxt, |
| 3998 | channelCb); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3999 | bEnableISR = 1; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4000 | } |
| 4001 | else |
| 4002 | { |
| 4003 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4004 | "dxeTXEventHandler TX LO status=%x", chStat); |
| 4005 | } |
| 4006 | |
| 4007 | if(WLANDXE_CH_STAT_MASKED_MASK & chStat) |
| 4008 | { |
| 4009 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_HIGH, |
| 4010 | "dxeTXEventHandler TX Low Channel Masked Unmask it!!!!"); |
| 4011 | } |
| 4012 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
| 4013 | "TX LOW STAT 0x%x RESRVD %d", chStat, channelCb->numRsvdDesc); |
| 4014 | } |
| 4015 | |
| 4016 | |
| 4017 | #ifdef WLANDXE_TEST_CHANNEL_ENABLE |
| 4018 | /* Test H2H TX Channel interrupt is enabled or not */ |
| 4019 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_H2H_TEST_TX]; |
| 4020 | if(intSrc & (1 << channelCb->assignedDMAChannel)) |
| 4021 | { |
| 4022 | status = wpalReadRegister(channelCb->channelRegister.chDXEStatusRegAddr, |
| 4023 | &chStat); |
| 4024 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4025 | { |
| 4026 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4027 | "dxeChannelCleanInt Read CH STAT register fail"); |
| 4028 | return; |
| 4029 | } |
| 4030 | |
| 4031 | if(WLANDXE_CH_STAT_INT_ERR_MASK & chStat) |
| 4032 | { |
| 4033 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 4034 | "%11s : 0x%x Error Reported, Reload Driver", |
| 4035 | channelType[channelCb->channelType], chStat); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 4036 | |
Mihir Shete | 79d6b58 | 2014-03-12 17:54:07 +0530 | [diff] [blame] | 4037 | dxeErrChannelDebug(channelCb, chStat); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 4038 | |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 4039 | dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE; |
| 4040 | wpalWlanReload(); |
Mihir Shete | fdc9f53 | 2014-01-09 15:03:02 +0530 | [diff] [blame] | 4041 | dxeStartSSRTimer(dxeCtxt); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4042 | } |
| 4043 | else if(WLANDXE_CH_STAT_INT_DONE_MASK & chStat) |
| 4044 | { |
| 4045 | /* Handle TX complete for high priority channel */ |
| 4046 | status = dxeTXCompFrame(dxeCtxt, |
| 4047 | channelCb); |
| 4048 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4049 | { |
| 4050 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4051 | "dxeTXEventHandler INT Clean up fail"); |
| 4052 | return; |
| 4053 | } |
| 4054 | } |
| 4055 | else |
| 4056 | { |
| 4057 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4058 | "unexpected channel state %d", chStat); |
| 4059 | } |
| 4060 | } |
| 4061 | #endif /* WLANDXE_TEST_CHANNEL_ENABLE */ |
| 4062 | |
| 4063 | if((bEnableISR || (dxeCtxt->txCompletedFrames)) && |
| 4064 | (eWLAN_PAL_FALSE == dxeCtxt->txIntEnable)) |
| 4065 | { |
| 4066 | dxeCtxt->txIntEnable = eWLAN_PAL_TRUE; |
| 4067 | wpalEnableInterrupt(DXE_INTERRUPT_TX_COMPLE); |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 4068 | if(0 != dxeCtxt->txCompletedFrames) |
| 4069 | { |
| 4070 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 4071 | "TX COMP INT Enabled, remain TX frame count on ring %d", |
| 4072 | dxeCtxt->txCompletedFrames); |
| 4073 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4074 | } |
| 4075 | |
| 4076 | /*Kicking the DXE after the TX Complete interrupt was enabled - to avoid |
| 4077 | the posibility of a race*/ |
| 4078 | dxePsComplete(dxeCtxt, eWLAN_PAL_TRUE); |
| 4079 | |
| 4080 | 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] | 4081 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4082 | return; |
| 4083 | } |
| 4084 | |
| 4085 | |
| 4086 | /*========================================================================== |
| 4087 | @ Function Name |
| 4088 | dxeTXCompleteProcessing |
| 4089 | |
| 4090 | @ Description |
| 4091 | If DXE HW sends TX related interrupt, this event handler will be called |
| 4092 | Handle higher priority channel first |
| 4093 | Figureout why interrupt happen and call appropriate final even handler |
| 4094 | TX complete or error happen |
| 4095 | |
| 4096 | @ Parameters |
| 4097 | dxeCtxt DXE context |
| 4098 | |
| 4099 | @ Return |
| 4100 | PAL_STATUS_T |
| 4101 | ===========================================================================*/ |
| 4102 | void dxeTXCompleteProcessing |
| 4103 | ( |
| 4104 | WLANDXE_CtrlBlkType *dxeCtxt |
| 4105 | ) |
| 4106 | { |
| 4107 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 4108 | WLANDXE_ChannelCBType *channelCb = NULL; |
| 4109 | |
| 4110 | 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] | 4111 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4112 | |
| 4113 | /* Test High Priority Channel is the INT source or not */ |
| 4114 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI]; |
| 4115 | |
| 4116 | /* Handle TX complete for high priority channel */ |
| 4117 | status = dxeTXCompFrame(dxeCtxt, channelCb); |
| 4118 | |
| 4119 | /* Test Low Priority Channel interrupt is enabled or not */ |
| 4120 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI]; |
| 4121 | |
| 4122 | /* Handle TX complete for low priority channel */ |
| 4123 | status = dxeTXCompFrame(dxeCtxt, channelCb); |
| 4124 | |
| 4125 | if((eWLAN_PAL_FALSE == dxeCtxt->txIntEnable) && |
| 4126 | ((dxeCtxt->txCompletedFrames > 0) || |
| 4127 | (WLANDXE_POWER_STATE_FULL == dxeCtxt->hostPowerState))) |
| 4128 | { |
| 4129 | dxeCtxt->txIntEnable = eWLAN_PAL_TRUE; |
| 4130 | wpalEnableInterrupt(DXE_INTERRUPT_TX_COMPLE); |
| 4131 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 4132 | "%s %s : %d, %s : %d", __func__, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4133 | channelType[dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI].channelType], |
| 4134 | dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI].numRsvdDesc, |
| 4135 | channelType[dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI].channelType], |
| 4136 | dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI].numRsvdDesc); |
Leo Chang | ac1d361 | 2013-07-01 15:15:51 -0700 | [diff] [blame] | 4137 | |
| 4138 | if((WLANDXE_POWER_STATE_FULL != dxeCtxt->hostPowerState) && |
| 4139 | (eWLAN_PAL_FALSE == tempDxeCtrlBlk->smsmToggled)) |
| 4140 | { |
| 4141 | /* After TX Comp processing, still remaining frame on the DXE TX ring |
| 4142 | * And when push frame, RING was not empty marked |
| 4143 | * Then when push frame, no SMSM toggle happen |
| 4144 | * To avoid permanent TX stall, SMSM toggle is needed at here |
| 4145 | * With this toggle, host should gaurantee SMSM state should be changed */ |
| 4146 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 4147 | dxeNotifySmsm(eWLAN_PAL_TRUE, eWLAN_PAL_FALSE); |
| 4148 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4149 | } |
| 4150 | |
| 4151 | /*Kicking the DXE after the TX Complete interrupt was enabled - to avoid |
| 4152 | the posibility of a race*/ |
| 4153 | dxePsComplete(dxeCtxt, eWLAN_PAL_FALSE); |
| 4154 | |
| 4155 | 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] | 4156 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4157 | return; |
| 4158 | } |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 4159 | |
| 4160 | /*========================================================================== |
| 4161 | @ Function Name |
| 4162 | dxeTXReSyncDesc |
| 4163 | |
| 4164 | @ Description |
| 4165 | When STA comeout from IMPS, check DXE TX next transfer candidate descriptor |
| 4166 | And HW programmed descriptor. |
| 4167 | If any async happen between HW/SW TX stall will happen |
| 4168 | |
| 4169 | @ Parameters |
| 4170 | void *msgPtr |
| 4171 | Message pointer to sync with TX thread |
| 4172 | |
| 4173 | @ Return |
| 4174 | NONE |
| 4175 | ===========================================================================*/ |
| 4176 | void dxeTXReSyncDesc |
| 4177 | ( |
| 4178 | wpt_msg *msgPtr |
| 4179 | ) |
| 4180 | { |
| 4181 | wpt_msg *msgContent = (wpt_msg *)msgPtr; |
| 4182 | WLANDXE_CtrlBlkType *pDxeCtrlBlk; |
| 4183 | wpt_uint32 nextDescReg; |
| 4184 | WLANDXE_ChannelCBType *channelEntry; |
| 4185 | WLANDXE_DescCtrlBlkType *validCtrlBlk; |
| 4186 | wpt_uint32 descLoop; |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 4187 | wpt_uint32 channelLoop; |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 4188 | |
| 4189 | if(NULL == msgContent) |
| 4190 | { |
| 4191 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4192 | "dxeTXReSyncDesc Invalid Control Block"); |
| 4193 | return; |
| 4194 | } |
| 4195 | |
| 4196 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 4197 | "dxeTXReSyncDesc Try to re-sync TX channel if any problem"); |
| 4198 | pDxeCtrlBlk = (WLANDXE_CtrlBlkType *)(msgContent->pContext); |
| 4199 | |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 4200 | 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] | 4201 | { |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 4202 | channelEntry = &pDxeCtrlBlk->dxeChannel[channelLoop]; |
| 4203 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 4204 | "%11s : Try to detect TX descriptor async", channelType[channelEntry->channelType]); |
| 4205 | wpalReadRegister(channelEntry->channelRegister.chDXEDesclRegAddr, |
| 4206 | &nextDescReg); |
| 4207 | /* Async detect without TX pending frame */ |
| 4208 | if(channelEntry->tailCtrlBlk == channelEntry->headCtrlBlk) |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 4209 | { |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 4210 | if(nextDescReg != channelEntry->tailCtrlBlk->linkedDescPhyAddr) |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 4211 | { |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 4212 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 4213 | "TX Async no Pending frame"); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 4214 | |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 4215 | dxeChannelMonitor("!!! TX Async no Pending frame !!!", channelEntry, NULL); |
| 4216 | dxeChannelRegisterDump(channelEntry, "!!! TX Async no Pending frame !!!", NULL); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 4217 | |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 4218 | wpalWriteRegister(channelEntry->channelRegister.chDXEDesclRegAddr, |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 4219 | channelEntry->tailCtrlBlk->linkedDescPhyAddr); |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 4220 | } |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 4221 | } |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 4222 | /* Async detect with some TX pending frames |
| 4223 | * next descriptor register should sync with first valid descriptor */ |
| 4224 | else |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 4225 | { |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 4226 | validCtrlBlk = channelEntry->tailCtrlBlk; |
| 4227 | for(descLoop = 0; descLoop < channelEntry->numDesc; descLoop++) |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 4228 | { |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 4229 | if(validCtrlBlk->linkedDesc->descCtrl.ctrl & WLANDXE_DESC_CTRL_VALID) |
| 4230 | { |
| 4231 | if(nextDescReg != validCtrlBlk->linkedDescPhyAddr) |
| 4232 | { |
| 4233 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 4234 | "TX Async"); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 4235 | |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 4236 | dxeChannelMonitor("!!! TX Async !!!", channelEntry, NULL); |
| 4237 | dxeChannelRegisterDump(channelEntry, "!!! TX Async !!!", NULL); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 4238 | |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 4239 | wpalWriteRegister(channelEntry->channelRegister.chDXEDesclRegAddr, |
| 4240 | validCtrlBlk->linkedDescPhyAddr); |
| 4241 | } |
| 4242 | break; |
| 4243 | } |
| 4244 | validCtrlBlk = (WLANDXE_DescCtrlBlkType *)validCtrlBlk->nextCtrlBlk; |
| 4245 | if(validCtrlBlk == channelEntry->headCtrlBlk->nextCtrlBlk) |
| 4246 | { |
| 4247 | /* Finished to test till head control blcok, but could not find valid descriptor |
| 4248 | * from head to tail all descriptors are invalidated |
| 4249 | * host point of view head descriptor is next TX candidate |
| 4250 | * So, next descriptor control have to be programmed with head descriptor |
| 4251 | * check */ |
| 4252 | if(nextDescReg != channelEntry->headCtrlBlk->linkedDescPhyAddr) |
| 4253 | { |
| 4254 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Jeff Johnson | ab79c8d | 2012-12-10 14:30:13 -0800 | [diff] [blame] | 4255 | "TX Async with not completed transferred frames, next descriptor must be head"); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 4256 | |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 4257 | dxeChannelMonitor("!!! TX Async !!!", channelEntry, NULL); |
| 4258 | dxeChannelRegisterDump(channelEntry, "!!! TX Async !!!", NULL); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 4259 | |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 4260 | wpalWriteRegister(channelEntry->channelRegister.chDXEDesclRegAddr, |
| 4261 | validCtrlBlk->linkedDescPhyAddr); |
| 4262 | } |
| 4263 | break; |
| 4264 | } |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 4265 | } |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 4266 | } |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 4267 | } |
| 4268 | |
Madan Mohan Koyyalamudi | 5f57c10 | 2012-10-15 15:52:54 -0700 | [diff] [blame] | 4269 | /* HW/SW descriptor resync is done. |
| 4270 | * Next if there are any valid descriptor in chain, Push to HW again */ |
| 4271 | for(channelLoop = WDTS_CHANNEL_TX_LOW_PRI; channelLoop < WDTS_CHANNEL_RX_LOW_PRI; channelLoop++) |
| 4272 | { |
| 4273 | channelEntry = &pDxeCtrlBlk->dxeChannel[channelLoop]; |
| 4274 | if(channelEntry->tailCtrlBlk == channelEntry->headCtrlBlk) |
| 4275 | { |
| 4276 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 4277 | "%11s : No TX Pending frame", |
| 4278 | channelType[channelEntry->channelType]); |
| 4279 | /* No Pending frame, Do nothing */ |
| 4280 | } |
| 4281 | else |
| 4282 | { |
| 4283 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 4284 | "%11s : TX Pending frame, process it", |
| 4285 | channelType[channelEntry->channelType]); |
| 4286 | validCtrlBlk = channelEntry->tailCtrlBlk; |
| 4287 | for(descLoop = 0; descLoop < channelEntry->numDesc; descLoop++) |
| 4288 | { |
| 4289 | if(validCtrlBlk->linkedDesc->descCtrl.ctrl & WLANDXE_DESC_CTRL_VALID) |
| 4290 | { |
| 4291 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 4292 | "%11s : when exit IMPS found valid descriptor", |
| 4293 | channelType[channelEntry->channelType]); |
| 4294 | |
| 4295 | /* Found valid descriptor, kick DXE */ |
| 4296 | wpalWriteRegister(channelEntry->channelRegister.chDXECtrlRegAddr, |
| 4297 | channelEntry->extraConfig.chan_mask); |
| 4298 | break; |
| 4299 | } |
| 4300 | validCtrlBlk = (WLANDXE_DescCtrlBlkType *)validCtrlBlk->nextCtrlBlk; |
| 4301 | if(validCtrlBlk == channelEntry->headCtrlBlk->nextCtrlBlk) |
| 4302 | { |
| 4303 | /* Finished to test till head control blcok, but could not find valid descriptor |
| 4304 | * from head to tail all descriptors are invalidated */ |
| 4305 | break; |
| 4306 | } |
| 4307 | } |
| 4308 | } |
| 4309 | } |
| 4310 | |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 4311 | wpalMemoryFree(msgPtr); |
| 4312 | return; |
| 4313 | } |
| 4314 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4315 | /*========================================================================== |
Mihir Shete | 40a5565 | 2014-03-02 14:14:47 +0530 | [diff] [blame] | 4316 | @ Function Name |
| 4317 | dxeDebugTxDescReSync |
| 4318 | |
| 4319 | @ Description |
| 4320 | Check DXE Tx channel state and correct it in |
| 4321 | case Tx Data stall is detected by calling |
| 4322 | %dxeTXReSyncDesc. Also ensure that WCN SS |
| 4323 | is not power collapsed before calling |
| 4324 | %dxeTXReSyncDesc |
| 4325 | |
| 4326 | @ Parameters |
| 4327 | void *msgPtr |
| 4328 | Message pointer to sync with TX thread |
| 4329 | |
| 4330 | @ Return |
| 4331 | NONE |
| 4332 | ===========================================================================*/ |
| 4333 | void dxeDebugTxDescReSync |
| 4334 | ( |
| 4335 | wpt_msg *msgPtr |
| 4336 | ) |
| 4337 | { |
| 4338 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4339 | "%s: Check for DXE TX Async",__func__); |
| 4340 | /* Make wake up HW */ |
| 4341 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 4342 | dxeNotifySmsm(eWLAN_PAL_TRUE, eWLAN_PAL_FALSE); |
| 4343 | |
| 4344 | wpalSleep(10); |
| 4345 | |
| 4346 | dxeTXReSyncDesc(msgPtr); |
| 4347 | } |
| 4348 | /*========================================================================== |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4349 | @ Function Name |
| 4350 | dxeTXISR |
| 4351 | |
| 4352 | @ Description |
| 4353 | TX interrupt ISR |
| 4354 | Platform will call this function if INT is happen |
| 4355 | This function must be registered into platform interrupt module |
| 4356 | |
| 4357 | @ Parameters |
| 4358 | void *hostCtxt |
| 4359 | DXE host driver control context, |
| 4360 | pre registerd during interrupt registration |
| 4361 | |
| 4362 | @ Return |
| 4363 | PAL_STATUS_T |
| 4364 | ===========================================================================*/ |
| 4365 | static void dxeTXISR |
| 4366 | ( |
| 4367 | void *hostCtxt |
| 4368 | ) |
| 4369 | { |
| 4370 | WLANDXE_CtrlBlkType *dxeCtxt = (WLANDXE_CtrlBlkType *)hostCtxt; |
| 4371 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 4372 | #ifdef FEATURE_R33D |
| 4373 | wpt_uint32 regValue; |
| 4374 | #endif /* FEATURE_R33D */ |
| 4375 | |
| 4376 | 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] | 4377 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4378 | |
| 4379 | /* 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] | 4380 | if(WLANDXE_POWER_STATE_DOWN == dxeCtxt->hostPowerState) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4381 | { |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 4382 | dxeCtxt->txIntEnable = eWLAN_PAL_FALSE; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4383 | /* Disable interrupt at here, |
| 4384 | IMPS or IMPS Pending state should not access RIVA register */ |
| 4385 | status = wpalDisableInterrupt(DXE_INTERRUPT_TX_COMPLE); |
| 4386 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4387 | { |
| 4388 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4389 | "dxeRXFrameReadyISR Disable RX ready interrupt fail"); |
| 4390 | return; |
| 4391 | } |
| 4392 | dxeCtxt->txIntDisabledByIMPS = eWLAN_PAL_TRUE; |
| 4393 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 4394 | "%s Riva is in %d, return from here ", __func__, dxeCtxt->hostPowerState); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4395 | return; |
| 4396 | } |
| 4397 | |
| 4398 | #ifdef FEATURE_R33D |
| 4399 | status = wpalReadRegister(WLANDXE_INT_SRC_RAW_ADDRESS, |
| 4400 | ®Value); |
| 4401 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4402 | { |
| 4403 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4404 | "dxeTXCompISR Read INT_SRC_RAW fail"); |
| 4405 | return; |
| 4406 | } |
| 4407 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 4408 | "INT_SRC_RAW 0x%x", regValue); |
| 4409 | if(0 == regValue) |
| 4410 | { |
| 4411 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 4412 | "This is not DXE Interrupt, Reject it"); |
| 4413 | return; |
| 4414 | } |
| 4415 | #endif /* FEATURE_R33D */ |
| 4416 | |
| 4417 | /* Disable TX Complete Interrupt at here */ |
| 4418 | status = wpalDisableInterrupt(DXE_INTERRUPT_TX_COMPLE); |
| 4419 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4420 | { |
| 4421 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4422 | "dxeTXCompISR Disable TX complete interrupt fail"); |
| 4423 | return; |
| 4424 | } |
| 4425 | dxeCtxt->txIntEnable = eWLAN_PAL_FALSE; |
| 4426 | |
| 4427 | |
| 4428 | if( dxeCtxt->ucTxMsgCnt ) |
| 4429 | { |
| 4430 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
| 4431 | "Avoiding serializing TX Complete event"); |
| 4432 | return; |
| 4433 | } |
| 4434 | |
| 4435 | dxeCtxt->ucTxMsgCnt = 1; |
| 4436 | |
| 4437 | /* Serialize TX complete interrupt upon TX thread */ |
Manjunathappa Prakash | fb58546 | 2013-12-23 19:07:07 -0800 | [diff] [blame] | 4438 | if(NULL == dxeCtxt->txIsrMsg) |
| 4439 | { |
| 4440 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 4441 | "Invalid message"); |
| 4442 | HDXE_ASSERT(0); |
| 4443 | return; |
| 4444 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4445 | status = wpalPostTxMsg(WDI_GET_PAL_CTX(), |
| 4446 | dxeCtxt->txIsrMsg); |
| 4447 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4448 | { |
| 4449 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 4450 | "dxeTXCompISR interrupt serialize fail status=%d", status); |
| 4451 | } |
| 4452 | |
| 4453 | 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] | 4454 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4455 | return; |
| 4456 | } |
| 4457 | |
| 4458 | /*------------------------------------------------------------------------- |
| 4459 | * Global Function |
| 4460 | *-------------------------------------------------------------------------*/ |
| 4461 | /*========================================================================== |
| 4462 | @ Function Name |
| 4463 | WLANDXE_Open |
| 4464 | |
| 4465 | @ Description |
| 4466 | Open host DXE driver, allocate DXE resources |
| 4467 | Allocate, DXE local control block, DXE descriptor pool, DXE descriptor control block pool |
| 4468 | |
| 4469 | @ Parameters |
Jeff Johnson | a8a1a48 | 2012-12-12 16:49:33 -0800 | [diff] [blame] | 4470 | pVoid pAdapter : Driver global control block pointer |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4471 | |
| 4472 | @ Return |
| 4473 | pVoid DXE local module control block pointer |
| 4474 | ===========================================================================*/ |
| 4475 | void *WLANDXE_Open |
| 4476 | ( |
| 4477 | void |
| 4478 | ) |
| 4479 | { |
| 4480 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 4481 | unsigned int idx; |
| 4482 | WLANDXE_ChannelCBType *currentChannel = NULL; |
| 4483 | int smsmInitState; |
| 4484 | #ifdef WLANDXE_TEST_CHANNEL_ENABLE |
| 4485 | wpt_uint32 sIdx; |
| 4486 | WLANDXE_ChannelCBType *channel = NULL; |
| 4487 | WLANDXE_DescCtrlBlkType *crntDescCB = NULL; |
| 4488 | WLANDXE_DescCtrlBlkType *nextDescCB = NULL; |
| 4489 | #endif /* WLANDXE_TEST_CHANNEL_ENABLE */ |
| 4490 | |
| 4491 | 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] | 4492 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4493 | |
| 4494 | /* This is temporary allocation */ |
| 4495 | tempDxeCtrlBlk = (WLANDXE_CtrlBlkType *)wpalMemoryAllocate(sizeof(WLANDXE_CtrlBlkType)); |
| 4496 | if(NULL == tempDxeCtrlBlk) |
| 4497 | { |
| 4498 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4499 | "WLANDXE_Open Control Block Alloc Fail"); |
| 4500 | return NULL; |
| 4501 | } |
| 4502 | wpalMemoryZero(tempDxeCtrlBlk, sizeof(WLANDXE_CtrlBlkType)); |
| 4503 | |
| 4504 | status = dxeCommonDefaultConfig(tempDxeCtrlBlk); |
| 4505 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4506 | { |
| 4507 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4508 | "WLANDXE_Open Common Configuration Fail"); |
| 4509 | WLANDXE_Close(tempDxeCtrlBlk); |
| 4510 | return NULL; |
| 4511 | } |
| 4512 | |
| 4513 | for(idx = 0; idx < WDTS_CHANNEL_MAX; idx++) |
| 4514 | { |
| 4515 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 4516 | "WLANDXE_Open Channel %s Open Start", channelType[idx]); |
| 4517 | currentChannel = &tempDxeCtrlBlk->dxeChannel[idx]; |
| 4518 | if(idx == WDTS_CHANNEL_TX_LOW_PRI) |
| 4519 | { |
| 4520 | currentChannel->channelType = WDTS_CHANNEL_TX_LOW_PRI; |
| 4521 | } |
| 4522 | else if(idx == WDTS_CHANNEL_TX_HIGH_PRI) |
| 4523 | { |
| 4524 | currentChannel->channelType = WDTS_CHANNEL_TX_HIGH_PRI; |
| 4525 | } |
| 4526 | else if(idx == WDTS_CHANNEL_RX_LOW_PRI) |
| 4527 | { |
| 4528 | currentChannel->channelType = WDTS_CHANNEL_RX_LOW_PRI; |
| 4529 | } |
| 4530 | else if(idx == WDTS_CHANNEL_RX_HIGH_PRI) |
| 4531 | { |
| 4532 | currentChannel->channelType = WDTS_CHANNEL_RX_HIGH_PRI; |
| 4533 | } |
| 4534 | #ifdef WLANDXE_TEST_CHANNEL_ENABLE |
| 4535 | else if(idx == WDTS_CHANNEL_H2H_TEST_TX) |
| 4536 | { |
| 4537 | currentChannel->channelType = WDTS_CHANNEL_H2H_TEST_TX; |
| 4538 | } |
| 4539 | else if(idx == WDTS_CHANNEL_H2H_TEST_RX) |
| 4540 | { |
| 4541 | currentChannel->channelType = WDTS_CHANNEL_H2H_TEST_RX; |
| 4542 | } |
| 4543 | #endif /* WLANDXE_TEST_CHANNEL_ENABLE */ |
| 4544 | |
| 4545 | /* Config individual channels from channel default setup table */ |
| 4546 | status = dxeChannelDefaultConfig(tempDxeCtrlBlk, |
| 4547 | currentChannel); |
| 4548 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4549 | { |
| 4550 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4551 | "WLANDXE_Open Channel Basic Configuration Fail for channel %d", idx); |
| 4552 | WLANDXE_Close(tempDxeCtrlBlk); |
| 4553 | return NULL; |
| 4554 | } |
| 4555 | |
| 4556 | /* Allocate DXE Control Block will be used by host DXE driver */ |
| 4557 | status = dxeCtrlBlkAlloc(tempDxeCtrlBlk, currentChannel); |
| 4558 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4559 | { |
| 4560 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4561 | "WLANDXE_Open Alloc DXE Control Block Fail for channel %d", idx); |
| 4562 | |
| 4563 | WLANDXE_Close(tempDxeCtrlBlk); |
| 4564 | return NULL; |
| 4565 | } |
| 4566 | status = wpalMutexInit(¤tChannel->dxeChannelLock); |
| 4567 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4568 | { |
| 4569 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 4570 | "WLANDXE_Open Lock Init Fail for channel %d", idx); |
| 4571 | WLANDXE_Close(tempDxeCtrlBlk); |
| 4572 | return NULL; |
| 4573 | } |
| 4574 | |
Madan Mohan Koyyalamudi | ea77701 | 2012-10-31 14:22:34 -0700 | [diff] [blame] | 4575 | status = wpalTimerInit(¤tChannel->healthMonitorTimer, |
| 4576 | dxeHealthMonitorTimeout, |
| 4577 | (void *)currentChannel); |
| 4578 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4579 | { |
| 4580 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 4581 | "WLANDXE_Open Health Monitor timer init fail %d", idx); |
| 4582 | WLANDXE_Close(tempDxeCtrlBlk); |
| 4583 | return NULL; |
| 4584 | } |
| 4585 | |
| 4586 | currentChannel->healthMonitorMsg = (wpt_msg *)wpalMemoryAllocate(sizeof(wpt_msg)); |
| 4587 | if(NULL == currentChannel->healthMonitorMsg) |
| 4588 | { |
| 4589 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 4590 | "WLANDXE_Open Health Monitor MSG Alloc fail %d", idx); |
| 4591 | WLANDXE_Close(tempDxeCtrlBlk); |
| 4592 | return NULL; |
| 4593 | } |
| 4594 | wpalMemoryZero(currentChannel->healthMonitorMsg, sizeof(wpt_msg)); |
| 4595 | currentChannel->healthMonitorMsg->callback = dxeTXHealthMonitor; |
| 4596 | currentChannel->healthMonitorMsg->pContext = (void *)currentChannel; |
| 4597 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4598 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 4599 | "WLANDXE_Open Channel %s Open Success", channelType[idx]); |
| 4600 | } |
| 4601 | |
| 4602 | /* Allocate and Init RX READY ISR Serialize Buffer */ |
| 4603 | tempDxeCtrlBlk->rxIsrMsg = (wpt_msg *)wpalMemoryAllocate(sizeof(wpt_msg)); |
| 4604 | if(NULL == tempDxeCtrlBlk->rxIsrMsg) |
| 4605 | { |
| 4606 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4607 | "WLANDXE_Open Alloc RX ISR Fail"); |
| 4608 | WLANDXE_Close(tempDxeCtrlBlk); |
| 4609 | return NULL; |
| 4610 | } |
| 4611 | wpalMemoryZero(tempDxeCtrlBlk->rxIsrMsg, sizeof(wpt_msg)); |
| 4612 | tempDxeCtrlBlk->rxIsrMsg->callback = dxeRXEventHandler; |
| 4613 | tempDxeCtrlBlk->rxIsrMsg->pContext = (void *)tempDxeCtrlBlk; |
| 4614 | |
| 4615 | /* Allocate and Init TX COMP ISR Serialize Buffer */ |
| 4616 | tempDxeCtrlBlk->txIsrMsg = (wpt_msg *)wpalMemoryAllocate(sizeof(wpt_msg)); |
| 4617 | if(NULL == tempDxeCtrlBlk->txIsrMsg) |
| 4618 | { |
| 4619 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4620 | "WLANDXE_Open Alloc TX ISR Fail"); |
| 4621 | WLANDXE_Close(tempDxeCtrlBlk); |
| 4622 | return NULL; |
| 4623 | } |
| 4624 | wpalMemoryZero(tempDxeCtrlBlk->txIsrMsg, sizeof(wpt_msg)); |
| 4625 | tempDxeCtrlBlk->txIsrMsg->callback = dxeTXEventHandler; |
| 4626 | tempDxeCtrlBlk->txIsrMsg->pContext = (void *)tempDxeCtrlBlk; |
| 4627 | |
| 4628 | /* Allocate and Init RX Packet Available Serialize Message Buffer */ |
| 4629 | tempDxeCtrlBlk->rxPktAvailMsg = (wpt_msg *)wpalMemoryAllocate(sizeof(wpt_msg)); |
| 4630 | if(NULL == tempDxeCtrlBlk->rxPktAvailMsg) |
| 4631 | { |
| 4632 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4633 | "WLANDXE_Open Alloc RX Packet Available Message Fail"); |
| 4634 | WLANDXE_Close(tempDxeCtrlBlk); |
| 4635 | return NULL; |
| 4636 | } |
| 4637 | wpalMemoryZero(tempDxeCtrlBlk->rxPktAvailMsg, sizeof(wpt_msg)); |
| 4638 | tempDxeCtrlBlk->rxPktAvailMsg->callback = dxeRXPacketAvailableEventHandler; |
| 4639 | tempDxeCtrlBlk->rxPktAvailMsg->pContext = (void *)tempDxeCtrlBlk; |
| 4640 | |
| 4641 | tempDxeCtrlBlk->freeRXPacket = NULL; |
| 4642 | tempDxeCtrlBlk->dxeCookie = WLANDXE_CTXT_COOKIE; |
| 4643 | tempDxeCtrlBlk->rxIntDisabledByIMPS = eWLAN_PAL_FALSE; |
| 4644 | tempDxeCtrlBlk->txIntDisabledByIMPS = eWLAN_PAL_FALSE; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 4645 | tempDxeCtrlBlk->driverReloadInProcessing = eWLAN_PAL_FALSE; |
Leo Chang | ac1d361 | 2013-07-01 15:15:51 -0700 | [diff] [blame] | 4646 | tempDxeCtrlBlk->smsmToggled = eWLAN_PAL_FALSE; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4647 | |
| 4648 | /* Initialize SMSM state |
| 4649 | * Init State is |
| 4650 | * Clear TX Enable |
| 4651 | * RING EMPTY STATE */ |
| 4652 | smsmInitState = wpalNotifySmsm(WPAL_SMSM_WLAN_TX_ENABLE, |
| 4653 | WPAL_SMSM_WLAN_TX_RINGS_EMPTY); |
| 4654 | if(0 != smsmInitState) |
| 4655 | { |
| 4656 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4657 | "SMSM Channel init fail %d", smsmInitState); |
| 4658 | for(idx = 0; idx < WDTS_CHANNEL_MAX; idx++) |
| 4659 | { |
| 4660 | dxeChannelClose(tempDxeCtrlBlk, &tempDxeCtrlBlk->dxeChannel[idx]); |
| 4661 | } |
Madan Mohan Koyyalamudi | be3597f | 2012-11-15 17:33:55 -0800 | [diff] [blame] | 4662 | wpalMemoryFree(tempDxeCtrlBlk->rxIsrMsg); |
| 4663 | wpalMemoryFree(tempDxeCtrlBlk->txIsrMsg); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4664 | wpalMemoryFree(tempDxeCtrlBlk); |
| 4665 | return NULL; |
| 4666 | } |
| 4667 | |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 4668 | #ifdef WLAN_DXE_LOW_RESOURCE_TIMER |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 4669 | wpalTimerInit(&tempDxeCtrlBlk->rxResourceAvailableTimer, |
| 4670 | dxeRXResourceAvailableTimerExpHandler, |
| 4671 | tempDxeCtrlBlk); |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 4672 | #endif |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 4673 | |
Mihir Shete | fdc9f53 | 2014-01-09 15:03:02 +0530 | [diff] [blame] | 4674 | wpalTimerInit(&tempDxeCtrlBlk->dxeSSRTimer, |
| 4675 | dxeSSRTimerExpHandler, tempDxeCtrlBlk); |
| 4676 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4677 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 4678 | "WLANDXE_Open Success"); |
| 4679 | 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] | 4680 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4681 | return (void *)tempDxeCtrlBlk; |
| 4682 | } |
| 4683 | |
| 4684 | /*========================================================================== |
| 4685 | @ Function Name |
| 4686 | WLANDXE_ClientRegistration |
| 4687 | |
| 4688 | @ Description |
| 4689 | Make callback functions registration into DXE driver from DXE driver client |
| 4690 | |
| 4691 | @ Parameters |
| 4692 | pVoid pDXEContext : DXE module control block |
| 4693 | WDTS_RxFrameReadyCbType rxFrameReadyCB : RX Frame ready CB function pointer |
| 4694 | WDTS_TxCompleteCbType txCompleteCB : TX complete CB function pointer |
| 4695 | WDTS_LowResourceCbType lowResourceCB : Low DXE resource notification CB function pointer |
| 4696 | void *userContext : DXE Cliennt control block |
| 4697 | |
| 4698 | @ Return |
| 4699 | wpt_status |
| 4700 | ===========================================================================*/ |
| 4701 | wpt_status WLANDXE_ClientRegistration |
| 4702 | ( |
| 4703 | void *pDXEContext, |
| 4704 | WLANDXE_RxFrameReadyCbType rxFrameReadyCB, |
| 4705 | WLANDXE_TxCompleteCbType txCompleteCB, |
| 4706 | WLANDXE_LowResourceCbType lowResourceCB, |
| 4707 | void *userContext |
| 4708 | ) |
| 4709 | { |
| 4710 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 4711 | WLANDXE_CtrlBlkType *dxeCtxt; |
| 4712 | |
| 4713 | 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] | 4714 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4715 | |
| 4716 | /* Sanity */ |
| 4717 | if(NULL == pDXEContext) |
| 4718 | { |
| 4719 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4720 | "WLANDXE_ClientRegistration Invalid DXE CB"); |
| 4721 | return eWLAN_PAL_STATUS_E_INVAL; |
| 4722 | } |
| 4723 | |
| 4724 | if(NULL == rxFrameReadyCB) |
| 4725 | { |
| 4726 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4727 | "WLANDXE_ClientRegistration Invalid RX READY CB"); |
| 4728 | return eWLAN_PAL_STATUS_E_INVAL; |
| 4729 | } |
| 4730 | |
| 4731 | if(NULL == txCompleteCB) |
| 4732 | { |
| 4733 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4734 | "WLANDXE_ClientRegistration Invalid txCompleteCB"); |
| 4735 | return eWLAN_PAL_STATUS_E_INVAL; |
| 4736 | } |
| 4737 | |
| 4738 | if(NULL == lowResourceCB) |
| 4739 | { |
| 4740 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4741 | "WLANDXE_ClientRegistration Invalid lowResourceCB"); |
| 4742 | return eWLAN_PAL_STATUS_E_INVAL; |
| 4743 | } |
| 4744 | |
| 4745 | if(NULL == userContext) |
| 4746 | { |
| 4747 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4748 | "WLANDXE_ClientRegistration Invalid userContext"); |
| 4749 | return eWLAN_PAL_STATUS_E_INVAL; |
| 4750 | } |
| 4751 | |
| 4752 | dxeCtxt = (WLANDXE_CtrlBlkType *)pDXEContext; |
| 4753 | |
| 4754 | /* Assign */ |
| 4755 | dxeCtxt->rxReadyCB = rxFrameReadyCB; |
| 4756 | dxeCtxt->txCompCB = txCompleteCB; |
| 4757 | dxeCtxt->lowResourceCB = lowResourceCB; |
| 4758 | dxeCtxt->clientCtxt = userContext; |
| 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 Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4762 | return status; |
| 4763 | } |
| 4764 | |
| 4765 | /*========================================================================== |
| 4766 | @ Function Name |
| 4767 | WLANDXE_Start |
| 4768 | |
| 4769 | @ Description |
| 4770 | Start Host DXE driver |
| 4771 | Initialize DXE channels and start channel |
| 4772 | |
| 4773 | @ Parameters |
| 4774 | pVoid pDXEContext : DXE module control block |
| 4775 | |
| 4776 | @ Return |
| 4777 | wpt_status |
| 4778 | ===========================================================================*/ |
| 4779 | wpt_status WLANDXE_Start |
| 4780 | ( |
| 4781 | void *pDXEContext |
| 4782 | ) |
| 4783 | { |
| 4784 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 4785 | wpt_uint32 idx; |
| 4786 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
| 4787 | |
| 4788 | 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] | 4789 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4790 | |
| 4791 | /* Sanity */ |
| 4792 | if(NULL == pDXEContext) |
| 4793 | { |
| 4794 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4795 | "WLANDXE_Start Invalid DXE CB"); |
| 4796 | return eWLAN_PAL_STATUS_E_INVAL; |
| 4797 | } |
| 4798 | dxeCtxt = (WLANDXE_CtrlBlkType *)pDXEContext; |
| 4799 | |
| 4800 | /* WLANDXE_Start called means DXE engine already initiates |
| 4801 | * And DXE HW is reset and init finished |
| 4802 | * But here to make sure HW is initialized, reset again */ |
| 4803 | status = dxeEngineCoreStart(dxeCtxt); |
| 4804 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4805 | { |
| 4806 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4807 | "WLANDXE_Start DXE HW init Fail"); |
| 4808 | return status; |
| 4809 | } |
| 4810 | |
| 4811 | /* Individual Channel Start */ |
| 4812 | for(idx = 0; idx < WDTS_CHANNEL_MAX; idx++) |
| 4813 | { |
| 4814 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 4815 | "WLANDXE_Start Channel %s Start", channelType[idx]); |
| 4816 | |
| 4817 | /* Allocate DXE descriptor will be shared by Host driver and DXE engine */ |
| 4818 | /* Make connection between DXE descriptor and DXE control block */ |
| 4819 | status = dxeDescAllocAndLink(tempDxeCtrlBlk, &dxeCtxt->dxeChannel[idx]); |
| 4820 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4821 | { |
| 4822 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4823 | "WLANDXE_Start Alloc DXE Descriptor Fail for channel %d", idx); |
| 4824 | return status; |
| 4825 | } |
| 4826 | |
| 4827 | /* Program each channel register with configuration arguments */ |
| 4828 | status = dxeChannelInitProgram(dxeCtxt, |
| 4829 | &dxeCtxt->dxeChannel[idx]); |
| 4830 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4831 | { |
| 4832 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4833 | "WLANDXE_Start %d Program DMA channel Fail", idx); |
| 4834 | return status; |
| 4835 | } |
| 4836 | |
| 4837 | /* ??? Trigger to start DMA channel |
| 4838 | * This must be seperated from ??? */ |
| 4839 | status = dxeChannelStart(dxeCtxt, |
| 4840 | &dxeCtxt->dxeChannel[idx]); |
| 4841 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4842 | { |
| 4843 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4844 | "WLANDXE_Start %d Channel Start Fail", idx); |
| 4845 | return status; |
| 4846 | } |
| 4847 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 4848 | "WLANDXE_Start Channel %s Start Success", channelType[idx]); |
| 4849 | } |
| 4850 | |
| 4851 | /* Register ISR to OS */ |
| 4852 | /* Register TX complete interrupt into platform */ |
| 4853 | status = wpalRegisterInterrupt(DXE_INTERRUPT_TX_COMPLE, |
| 4854 | dxeTXISR, |
| 4855 | dxeCtxt); |
| 4856 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4857 | { |
| 4858 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4859 | "WLANDXE_Start TX comp interrupt registration Fail"); |
| 4860 | return status; |
| 4861 | } |
| 4862 | |
| 4863 | /* Register RX ready interrupt into platform */ |
| 4864 | status = wpalRegisterInterrupt(DXE_INTERRUPT_RX_READY, |
| 4865 | dxeRXISR, |
| 4866 | dxeCtxt); |
| 4867 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4868 | { |
| 4869 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4870 | "WLANDXE_Start RX Ready interrupt registration Fail"); |
| 4871 | return status; |
| 4872 | } |
| 4873 | |
| 4874 | /* Enable system level ISR */ |
| 4875 | /* Enable RX ready Interrupt at here */ |
| 4876 | status = wpalEnableInterrupt(DXE_INTERRUPT_RX_READY); |
| 4877 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4878 | { |
| 4879 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4880 | "dxeTXCompleteEventHandler Enable TX complete interrupt fail"); |
| 4881 | return status; |
| 4882 | } |
| 4883 | |
| 4884 | 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] | 4885 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4886 | return status; |
| 4887 | } |
| 4888 | |
| 4889 | /*========================================================================== |
| 4890 | @ Function Name |
| 4891 | WLANDXE_TXFrame |
| 4892 | |
| 4893 | @ Description |
| 4894 | Trigger frame transmit from host to RIVA |
| 4895 | |
| 4896 | @ Parameters |
| 4897 | pVoid pDXEContext : DXE Control Block |
| 4898 | wpt_packet pPacket : transmit packet structure |
| 4899 | WDTS_ChannelType channel : TX channel |
| 4900 | |
| 4901 | @ Return |
| 4902 | wpt_status |
| 4903 | ===========================================================================*/ |
| 4904 | wpt_status WLANDXE_TxFrame |
| 4905 | ( |
| 4906 | void *pDXEContext, |
| 4907 | wpt_packet *pPacket, |
| 4908 | WDTS_ChannelType channel |
| 4909 | ) |
| 4910 | { |
| 4911 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 4912 | WLANDXE_ChannelCBType *currentChannel = NULL; |
| 4913 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
| 4914 | unsigned int *lowThreshold = NULL; |
| 4915 | |
| 4916 | 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] | 4917 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4918 | |
| 4919 | /* Sanity */ |
| 4920 | if(NULL == pDXEContext) |
| 4921 | { |
| 4922 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4923 | "WLANDXE_Start Invalid DXE CB"); |
| 4924 | return eWLAN_PAL_STATUS_E_INVAL; |
| 4925 | } |
| 4926 | |
| 4927 | if(NULL == pPacket) |
| 4928 | { |
| 4929 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4930 | "WLANDXE_Start Invalid pPacket"); |
| 4931 | return eWLAN_PAL_STATUS_E_INVAL; |
| 4932 | } |
| 4933 | |
| 4934 | if((WDTS_CHANNEL_MAX < channel) || (WDTS_CHANNEL_MAX == channel)) |
| 4935 | { |
| 4936 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4937 | "WLANDXE_Start Invalid channel"); |
| 4938 | return eWLAN_PAL_STATUS_E_INVAL; |
| 4939 | } |
| 4940 | |
| 4941 | dxeCtxt = (WLANDXE_CtrlBlkType *)pDXEContext; |
| 4942 | |
| 4943 | currentChannel = &dxeCtxt->dxeChannel[channel]; |
| 4944 | |
| 4945 | |
Madan Mohan Koyyalamudi | b2cb8be | 2012-11-27 15:07:43 -0800 | [diff] [blame] | 4946 | status = wpalMutexAcquire(¤tChannel->dxeChannelLock); |
| 4947 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4948 | { |
| 4949 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4950 | "WLANDXE_TxFrame Mutex Acquire fail"); |
| 4951 | return status; |
| 4952 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4953 | |
| 4954 | lowThreshold = currentChannel->channelType == WDTS_CHANNEL_TX_LOW_PRI? |
| 4955 | &(dxeCtxt->txCompInt.txLowResourceThreshold_LoPriCh): |
| 4956 | &(dxeCtxt->txCompInt.txLowResourceThreshold_HiPriCh); |
| 4957 | |
| 4958 | /* Decide have to activate TX complete event or not */ |
| 4959 | switch(dxeCtxt->txCompInt.txIntEnable) |
| 4960 | { |
| 4961 | /* TX complete interrupt will be activated when low DXE resource */ |
| 4962 | case WLANDXE_TX_COMP_INT_LR_THRESHOLD: |
| 4963 | if((currentChannel->numFreeDesc <= *lowThreshold) && |
| 4964 | (eWLAN_PAL_FALSE == dxeCtxt->txIntEnable)) |
| 4965 | { |
| 4966 | dxeCtxt->txIntEnable = eWLAN_PAL_TRUE; |
| 4967 | dxeCtxt->lowResourceCB(dxeCtxt->clientCtxt, |
| 4968 | channel, |
| 4969 | eWLAN_PAL_FALSE); |
| 4970 | } |
| 4971 | break; |
| 4972 | |
Jeff Johnson | ab79c8d | 2012-12-10 14:30:13 -0800 | [diff] [blame] | 4973 | /* TX complete interrupt will be activated n number of frames transferred */ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4974 | case WLANDXE_TX_COMP_INT_PER_K_FRAMES: |
| 4975 | if(channel == WDTS_CHANNEL_TX_LOW_PRI) |
| 4976 | { |
| 4977 | currentChannel->numFrameBeforeInt++; |
| 4978 | } |
| 4979 | break; |
| 4980 | |
| 4981 | /* TX complete interrupt will be activated periodically */ |
| 4982 | case WLANDXE_TX_COMP_INT_TIMER: |
| 4983 | break; |
| 4984 | } |
| 4985 | |
| 4986 | dxeCtxt->txCompletedFrames++; |
| 4987 | |
| 4988 | /* Update DXE descriptor, this is frame based |
| 4989 | * if a frame consist of N fragments, N Descriptor will be programed */ |
| 4990 | status = dxeTXPushFrame(currentChannel, pPacket); |
| 4991 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4992 | { |
| 4993 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4994 | "WLANDXE_TxFrame TX Push Frame fail"); |
Madan Mohan Koyyalamudi | b2cb8be | 2012-11-27 15:07:43 -0800 | [diff] [blame] | 4995 | status = wpalMutexRelease(¤tChannel->dxeChannelLock); |
| 4996 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4997 | { |
| 4998 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4999 | "WLANDXE_TxFrame Mutex Release fail"); |
| 5000 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5001 | return status; |
| 5002 | } |
| 5003 | |
| 5004 | /* If specific channel hit low resource condition, send notification to upper layer */ |
| 5005 | if(currentChannel->numFreeDesc <= *lowThreshold) |
| 5006 | { |
| 5007 | dxeCtxt->lowResourceCB(dxeCtxt->clientCtxt, |
| 5008 | channel, |
| 5009 | eWLAN_PAL_FALSE); |
| 5010 | currentChannel->hitLowResource = eWLAN_PAL_TRUE; |
Madan Mohan Koyyalamudi | ea77701 | 2012-10-31 14:22:34 -0700 | [diff] [blame] | 5011 | |
| 5012 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 5013 | "%11s : Low Resource currentChannel->numRsvdDesc %d", |
| 5014 | channelType[currentChannel->channelType], |
| 5015 | currentChannel->numRsvdDesc); |
| 5016 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 5017 | dxeNotifySmsm(eWLAN_PAL_TRUE, eWLAN_PAL_FALSE); |
| 5018 | wpalTimerStart(¤tChannel->healthMonitorTimer, |
| 5019 | T_WLANDXE_PERIODIC_HEALTH_M_TIME); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5020 | } |
Madan Mohan Koyyalamudi | b2cb8be | 2012-11-27 15:07:43 -0800 | [diff] [blame] | 5021 | status = wpalMutexRelease(¤tChannel->dxeChannelLock); |
| 5022 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 5023 | { |
| 5024 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5025 | "WLANDXE_TxFrame Mutex Release fail"); |
| 5026 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5027 | |
| 5028 | 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] | 5029 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5030 | return status; |
| 5031 | } |
| 5032 | |
| 5033 | /*========================================================================== |
| 5034 | @ Function Name |
| 5035 | WLANDXE_CompleteTX |
| 5036 | |
| 5037 | @ Description |
| 5038 | Informs DXE that the current series of Tx packets is complete |
| 5039 | |
| 5040 | @ Parameters |
| 5041 | pContext pDXEContext : DXE Control Block |
| 5042 | ucTxResReq TX resource number required by TL/WDI |
| 5043 | |
| 5044 | @ Return |
| 5045 | wpt_status |
| 5046 | ===========================================================================*/ |
| 5047 | wpt_status |
| 5048 | WLANDXE_CompleteTX |
| 5049 | ( |
| 5050 | void* pContext, |
| 5051 | wpt_uint32 ucTxResReq |
| 5052 | ) |
| 5053 | { |
| 5054 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 5055 | WLANDXE_CtrlBlkType *dxeCtxt = (WLANDXE_CtrlBlkType *)(pContext); |
| 5056 | WLANDXE_ChannelCBType *channelCb = NULL; |
| 5057 | wpt_boolean inLowRes; |
| 5058 | |
| 5059 | /* Sanity Check */ |
| 5060 | if( NULL == pContext ) |
| 5061 | { |
| 5062 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5063 | "WLANDXE_CompleteTX invalid param"); |
| 5064 | return eWLAN_PAL_STATUS_E_INVAL; |
| 5065 | } |
| 5066 | |
| 5067 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI]; |
| 5068 | inLowRes = channelCb->hitLowResource; |
| 5069 | |
| 5070 | if(WLANDXE_TX_LOW_RES_THRESHOLD < ucTxResReq) |
| 5071 | { |
| 5072 | /* Raise threshold temporarily if necessary */ |
| 5073 | dxeCtxt->txCompInt.txLowResourceThreshold_LoPriCh = ucTxResReq; |
| 5074 | |
| 5075 | if(eWLAN_PAL_FALSE == inLowRes) |
| 5076 | { |
| 5077 | /* Put the channel to low resource condition */ |
| 5078 | dxeCtxt->lowResourceCB(dxeCtxt->clientCtxt, |
| 5079 | WDTS_CHANNEL_TX_LOW_PRI, |
| 5080 | eWLAN_PAL_FALSE); |
| 5081 | inLowRes = channelCb->hitLowResource = eWLAN_PAL_TRUE; |
Madan Mohan Koyyalamudi | ea77701 | 2012-10-31 14:22:34 -0700 | [diff] [blame] | 5082 | wpalTimerStart(&channelCb->healthMonitorTimer, |
| 5083 | T_WLANDXE_PERIODIC_HEALTH_M_TIME); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5084 | } |
| 5085 | } |
| 5086 | |
| 5087 | /*Try to reclaim resources*/ |
| 5088 | dxeTXCompleteProcessing(dxeCtxt); |
| 5089 | |
| 5090 | /* In previous WLANTL_GetFrames call, TL didn't fetch a packet |
| 5091 | because its fragment size is larger than DXE free resource. */ |
| 5092 | if(0 < ucTxResReq) |
| 5093 | { |
| 5094 | /* DXE successfully claimed enough free DXE resouces for next fetch. */ |
| 5095 | if(WLANDXE_GetFreeTxDataResNumber(dxeCtxt) >= ucTxResReq) |
| 5096 | { |
| 5097 | /* DXE has not been in low resource condition. DXE forces to kick off |
| 5098 | TX tranmit */ |
| 5099 | if((eWLAN_PAL_FALSE == inLowRes) && |
| 5100 | (eWLAN_PAL_FALSE == channelCb->hitLowResource)) |
| 5101 | { |
| 5102 | dxeCtxt->lowResourceCB(dxeCtxt->clientCtxt, |
| 5103 | WDTS_CHANNEL_TX_LOW_PRI, |
| 5104 | eWLAN_PAL_FALSE); |
| 5105 | dxeCtxt->lowResourceCB(dxeCtxt->clientCtxt, |
| 5106 | WDTS_CHANNEL_TX_LOW_PRI, |
| 5107 | eWLAN_PAL_TRUE); |
| 5108 | channelCb->hitLowResource = eWLAN_PAL_FALSE; |
| 5109 | } |
| 5110 | } |
| 5111 | else |
| 5112 | { |
| 5113 | /* DXE doesn't have enough free DXE resources. Put the channel |
| 5114 | to low resource condition. */ |
| 5115 | if(eWLAN_PAL_FALSE == channelCb->hitLowResource) |
| 5116 | { |
| 5117 | /* Put the channel to low resource condition */ |
| 5118 | dxeCtxt->lowResourceCB(dxeCtxt->clientCtxt, |
| 5119 | WDTS_CHANNEL_TX_LOW_PRI, |
| 5120 | eWLAN_PAL_FALSE); |
| 5121 | channelCb->hitLowResource = eWLAN_PAL_TRUE; |
Madan Mohan Koyyalamudi | ea77701 | 2012-10-31 14:22:34 -0700 | [diff] [blame] | 5122 | wpalTimerStart(&channelCb->healthMonitorTimer, |
| 5123 | T_WLANDXE_PERIODIC_HEALTH_M_TIME); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5124 | } |
| 5125 | } |
| 5126 | } |
| 5127 | |
| 5128 | return status; |
| 5129 | } |
| 5130 | |
| 5131 | /*========================================================================== |
| 5132 | @ Function Name |
| 5133 | WLANDXE_Stop |
| 5134 | |
| 5135 | @ Description |
| 5136 | Stop DXE channels and DXE engine operations |
| 5137 | Disable all channel interrupt |
| 5138 | Stop all channel operation |
| 5139 | |
| 5140 | @ Parameters |
| 5141 | pVoid pDXEContext : DXE Control Block |
| 5142 | |
| 5143 | @ Return |
| 5144 | wpt_status |
| 5145 | ===========================================================================*/ |
| 5146 | wpt_status WLANDXE_Stop |
| 5147 | ( |
| 5148 | void *pDXEContext |
| 5149 | ) |
| 5150 | { |
| 5151 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 5152 | wpt_uint32 idx; |
| 5153 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
| 5154 | |
| 5155 | 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] | 5156 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5157 | |
| 5158 | /* Sanity */ |
| 5159 | if(NULL == pDXEContext) |
| 5160 | { |
| 5161 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5162 | "WLANDXE_Stop Invalid DXE CB"); |
| 5163 | return eWLAN_PAL_STATUS_E_INVAL; |
| 5164 | } |
| 5165 | |
| 5166 | dxeCtxt = (WLANDXE_CtrlBlkType *)pDXEContext; |
| 5167 | for(idx = 0; idx < WDTS_CHANNEL_MAX; idx++) |
| 5168 | { |
Yue Ma | 7faf58c | 2013-04-25 12:04:13 -0700 | [diff] [blame] | 5169 | if(VOS_TIMER_STATE_RUNNING == wpalTimerGetCurStatus(&dxeCtxt->dxeChannel[idx].healthMonitorTimer)) |
| 5170 | { |
| 5171 | wpalTimerStop(&dxeCtxt->dxeChannel[idx].healthMonitorTimer); |
| 5172 | } |
| 5173 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5174 | status = dxeChannelStop(dxeCtxt, &dxeCtxt->dxeChannel[idx]); |
| 5175 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 5176 | { |
| 5177 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5178 | "WLANDXE_Stop Channel %d Stop Fail", idx); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5179 | } |
| 5180 | } |
| 5181 | |
| 5182 | /* During Stop unregister interrupt */ |
| 5183 | wpalUnRegisterInterrupt(DXE_INTERRUPT_TX_COMPLE); |
| 5184 | wpalUnRegisterInterrupt(DXE_INTERRUPT_RX_READY); |
| 5185 | |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 5186 | #ifdef WLAN_DXE_LOW_RESOURCE_TIMER |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 5187 | if(VOS_TIMER_STATE_STOPPED != |
| 5188 | wpalTimerGetCurStatus(&dxeCtxt->rxResourceAvailableTimer)) |
| 5189 | { |
| 5190 | wpalTimerStop(&dxeCtxt->rxResourceAvailableTimer); |
| 5191 | } |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 5192 | #endif |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 5193 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5194 | 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] | 5195 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5196 | return status; |
| 5197 | } |
| 5198 | |
| 5199 | /*========================================================================== |
| 5200 | @ Function Name |
| 5201 | WLANDXE_Close |
| 5202 | |
| 5203 | @ Description |
| 5204 | Close DXE channels |
| 5205 | Free DXE related resources |
| 5206 | DXE descriptor free |
| 5207 | Descriptor control block free |
| 5208 | Pre allocated RX buffer free |
| 5209 | |
| 5210 | @ Parameters |
| 5211 | pVoid pDXEContext : DXE Control Block |
| 5212 | |
| 5213 | @ Return |
| 5214 | wpt_status |
| 5215 | ===========================================================================*/ |
| 5216 | wpt_status WLANDXE_Close |
| 5217 | ( |
| 5218 | void *pDXEContext |
| 5219 | ) |
| 5220 | { |
| 5221 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 5222 | wpt_uint32 idx; |
| 5223 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
| 5224 | #ifdef WLANDXE_TEST_CHANNEL_ENABLE |
| 5225 | wpt_uint32 sIdx; |
| 5226 | WLANDXE_ChannelCBType *channel = NULL; |
| 5227 | WLANDXE_DescCtrlBlkType *crntDescCB = NULL; |
| 5228 | WLANDXE_DescCtrlBlkType *nextDescCB = NULL; |
| 5229 | #endif /* WLANDXE_TEST_CHANNEL_ENABLE */ |
| 5230 | |
| 5231 | 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] | 5232 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5233 | |
| 5234 | /* Sanity */ |
| 5235 | if(NULL == pDXEContext) |
| 5236 | { |
| 5237 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5238 | "WLANDXE_Stop Invalid DXE CB"); |
| 5239 | return eWLAN_PAL_STATUS_E_INVAL; |
| 5240 | } |
| 5241 | |
| 5242 | dxeCtxt = (WLANDXE_CtrlBlkType *)pDXEContext; |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 5243 | #ifdef WLAN_DXE_LOW_RESOURCE_TIMER |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 5244 | wpalTimerDelete(&dxeCtxt->rxResourceAvailableTimer); |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 5245 | #endif |
Mihir Shete | fdc9f53 | 2014-01-09 15:03:02 +0530 | [diff] [blame] | 5246 | wpalTimerDelete(&dxeCtxt->dxeSSRTimer); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5247 | for(idx = 0; idx < WDTS_CHANNEL_MAX; idx++) |
| 5248 | { |
| 5249 | wpalMutexDelete(&dxeCtxt->dxeChannel[idx].dxeChannelLock); |
Madan Mohan Koyyalamudi | ea77701 | 2012-10-31 14:22:34 -0700 | [diff] [blame] | 5250 | wpalTimerDelete(&dxeCtxt->dxeChannel[idx].healthMonitorTimer); |
| 5251 | if(NULL != dxeCtxt->dxeChannel[idx].healthMonitorMsg) |
| 5252 | { |
| 5253 | wpalMemoryFree(dxeCtxt->dxeChannel[idx].healthMonitorMsg); |
| 5254 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5255 | dxeChannelClose(dxeCtxt, &dxeCtxt->dxeChannel[idx]); |
| 5256 | #ifdef WLANDXE_TEST_CHANNEL_ENABLE |
| 5257 | channel = &dxeCtxt->dxeChannel[idx]; |
| 5258 | crntDescCB = channel->headCtrlBlk; |
| 5259 | for(sIdx = 0; sIdx < channel->numDesc; sIdx++) |
| 5260 | { |
| 5261 | nextDescCB = (WLANDXE_DescCtrlBlkType *)crntDescCB->nextCtrlBlk; |
| 5262 | wpalMemoryFree((void *)crntDescCB); |
| 5263 | crntDescCB = nextDescCB; |
| 5264 | if(NULL == crntDescCB) |
| 5265 | { |
| 5266 | break; |
| 5267 | } |
| 5268 | } |
| 5269 | #endif /* WLANDXE_TEST_CHANNEL_ENABLE */ |
| 5270 | } |
| 5271 | |
| 5272 | if(NULL != dxeCtxt->rxIsrMsg) |
| 5273 | { |
| 5274 | wpalMemoryFree(dxeCtxt->rxIsrMsg); |
| 5275 | } |
| 5276 | if(NULL != dxeCtxt->txIsrMsg) |
| 5277 | { |
| 5278 | wpalMemoryFree(dxeCtxt->txIsrMsg); |
| 5279 | } |
| 5280 | if(NULL != dxeCtxt->rxPktAvailMsg) |
| 5281 | { |
| 5282 | wpalMemoryFree(dxeCtxt->rxPktAvailMsg); |
| 5283 | } |
| 5284 | |
| 5285 | wpalMemoryFree(pDXEContext); |
| 5286 | |
| 5287 | 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] | 5288 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5289 | return status; |
| 5290 | } |
| 5291 | |
| 5292 | /*========================================================================== |
| 5293 | @ Function Name |
| 5294 | WLANDXE_TriggerTX |
| 5295 | |
| 5296 | @ Description |
| 5297 | TBD |
| 5298 | |
| 5299 | @ Parameters |
| 5300 | pVoid pDXEContext : DXE Control Block |
| 5301 | |
| 5302 | @ Return |
| 5303 | wpt_status |
| 5304 | ===========================================================================*/ |
| 5305 | wpt_status WLANDXE_TriggerTX |
| 5306 | ( |
| 5307 | void *pDXEContext |
| 5308 | ) |
| 5309 | { |
| 5310 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 5311 | |
| 5312 | 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] | 5313 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5314 | |
| 5315 | /* TBD */ |
| 5316 | |
| 5317 | 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] | 5318 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5319 | return status; |
| 5320 | } |
| 5321 | |
| 5322 | /*========================================================================== |
| 5323 | @ Function Name |
| 5324 | dxeTxThreadSetPowerStateEventHandler |
| 5325 | |
| 5326 | @ Description |
| 5327 | If WDI sends set power state req, this event handler will be called in Tx |
| 5328 | thread context |
| 5329 | |
| 5330 | @ Parameters |
| 5331 | void *msgPtr |
| 5332 | Event MSG |
| 5333 | |
| 5334 | @ Return |
| 5335 | None |
| 5336 | ===========================================================================*/ |
| 5337 | void dxeTxThreadSetPowerStateEventHandler |
| 5338 | ( |
| 5339 | wpt_msg *msgPtr |
| 5340 | ) |
| 5341 | { |
| 5342 | wpt_msg *msgContent = (wpt_msg *)msgPtr; |
| 5343 | WLANDXE_CtrlBlkType *dxeCtxt; |
Mihir Shete | a430605 | 2014-03-25 00:02:54 +0530 | [diff] [blame^] | 5344 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5345 | WLANDXE_PowerStateType reqPowerState; |
Mihir Shete | a430605 | 2014-03-25 00:02:54 +0530 | [diff] [blame^] | 5346 | wpt_int8 i; |
| 5347 | WLANDXE_ChannelCBType *channelEntry; |
| 5348 | wpt_log_data_stall_channel_type channelLog; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5349 | |
| 5350 | 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] | 5351 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5352 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5353 | dxeCtxt = (WLANDXE_CtrlBlkType *)(msgContent->pContext); |
| 5354 | reqPowerState = (WLANDXE_PowerStateType)msgContent->val; |
| 5355 | dxeCtxt->setPowerStateCb = (WLANDXE_SetPowerStateCbType)msgContent->ptr; |
| 5356 | |
| 5357 | switch(reqPowerState) |
| 5358 | { |
| 5359 | case WLANDXE_POWER_STATE_BMPS: |
| 5360 | if(WLANDXE_RIVA_POWER_STATE_ACTIVE == dxeCtxt->rivaPowerState) |
| 5361 | { |
| 5362 | //don't block MC waiting for num_rsvd to become 0 since it may take a while |
| 5363 | //based on amount of TX and RX activity - during this time any received |
| 5364 | // management frames will remain un-processed consuming RX buffers |
| 5365 | dxeCtxt->rivaPowerState = WLANDXE_RIVA_POWER_STATE_BMPS_UNKNOWN; |
| 5366 | dxeCtxt->hostPowerState = reqPowerState; |
| 5367 | } |
| 5368 | else |
| 5369 | { |
| 5370 | status = eWLAN_PAL_STATUS_E_INVAL; |
| 5371 | } |
| 5372 | break; |
| 5373 | case WLANDXE_POWER_STATE_IMPS: |
| 5374 | if(WLANDXE_RIVA_POWER_STATE_ACTIVE == dxeCtxt->rivaPowerState) |
| 5375 | { |
Mihir Shete | a430605 | 2014-03-25 00:02:54 +0530 | [diff] [blame^] | 5376 | |
| 5377 | for(i = WDTS_CHANNEL_TX_LOW_PRI; i < WDTS_CHANNEL_RX_LOW_PRI; i++) |
| 5378 | { |
| 5379 | channelEntry = &dxeCtxt->dxeChannel[i]; |
| 5380 | if(channelEntry->tailCtrlBlk != channelEntry->headCtrlBlk) |
| 5381 | { |
| 5382 | status = eWLAN_PAL_STATUS_E_FAILURE; |
| 5383 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 5384 | "%11s : %s :TX Pending frame", |
| 5385 | channelType[channelEntry->channelType], __func__); |
| 5386 | |
| 5387 | dxeChannelMonitor("DXE_IMP_ERR", channelEntry, &channelLog); |
| 5388 | dxeDescriptorDump(channelEntry, |
| 5389 | channelEntry->headCtrlBlk->linkedDesc, 0); |
| 5390 | dxeChannelRegisterDump(channelEntry, "DXE_IMPS_ERR", |
| 5391 | &channelLog); |
| 5392 | dxeChannelAllDescDump(channelEntry, |
| 5393 | channelEntry->channelType, |
| 5394 | &channelLog); |
| 5395 | } |
| 5396 | } |
| 5397 | |
| 5398 | if (eWLAN_PAL_STATUS_SUCCESS == status) |
| 5399 | { |
| 5400 | dxeCtxt->rivaPowerState = WLANDXE_RIVA_POWER_STATE_IMPS_UNKNOWN; |
| 5401 | dxeCtxt->hostPowerState = WLANDXE_POWER_STATE_IMPS; |
| 5402 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5403 | } |
| 5404 | else |
| 5405 | { |
| 5406 | status = eWLAN_PAL_STATUS_E_INVAL; |
| 5407 | } |
| 5408 | break; |
| 5409 | case WLANDXE_POWER_STATE_FULL: |
| 5410 | if(WLANDXE_RIVA_POWER_STATE_BMPS_UNKNOWN == dxeCtxt->rivaPowerState) |
| 5411 | { |
| 5412 | dxeCtxt->rivaPowerState = WLANDXE_RIVA_POWER_STATE_ACTIVE; |
| 5413 | } |
| 5414 | dxeCtxt->hostPowerState = reqPowerState; |
| 5415 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 5416 | break; |
| 5417 | case WLANDXE_POWER_STATE_DOWN: |
| 5418 | WLANDXE_Stop((void *)dxeCtxt); |
| 5419 | break; |
| 5420 | default: |
| 5421 | //assert |
| 5422 | break; |
| 5423 | } |
| 5424 | |
| 5425 | if(WLANDXE_POWER_STATE_BMPS_PENDING != dxeCtxt->hostPowerState) |
| 5426 | { |
| 5427 | dxeCtxt->setPowerStateCb(status, |
| 5428 | dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI].descBottomLocPhyAddr); |
| 5429 | } |
Ravali | 85acf6b | 2012-12-12 14:01:38 -0800 | [diff] [blame] | 5430 | else |
| 5431 | { |
| 5432 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 5433 | "%s State of DXE is WLANDXE_POWER_STATE_BMPS_PENDING, so cannot proceed", __func__); |
| 5434 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5435 | /* Free MSG buffer */ |
| 5436 | wpalMemoryFree(msgPtr); |
| 5437 | 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] | 5438 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5439 | return; |
| 5440 | } |
| 5441 | |
| 5442 | |
| 5443 | /*========================================================================== |
| 5444 | @ Function Name |
| 5445 | dxeRxThreadSetPowerStateEventHandler |
| 5446 | |
| 5447 | @ Description |
| 5448 | If WDI sends set power state req, this event handler will be called in Rx |
| 5449 | thread context |
| 5450 | |
| 5451 | @ Parameters |
| 5452 | void *msgPtr |
| 5453 | Event MSG |
| 5454 | |
| 5455 | @ Return |
| 5456 | None |
| 5457 | ===========================================================================*/ |
| 5458 | void dxeRxThreadSetPowerStateEventHandler |
| 5459 | ( |
| 5460 | wpt_msg *msgPtr |
| 5461 | ) |
| 5462 | { |
| 5463 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 5464 | |
| 5465 | 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] | 5466 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5467 | |
| 5468 | /* Now serialise the message through Tx thread also to make sure |
| 5469 | * no register access when RIVA is in powersave */ |
| 5470 | /*Use the same message pointer just change the call back function */ |
| 5471 | msgPtr->callback = dxeTxThreadSetPowerStateEventHandler; |
| 5472 | status = wpalPostTxMsg(WDI_GET_PAL_CTX(), |
| 5473 | msgPtr); |
| 5474 | if ( eWLAN_PAL_STATUS_SUCCESS != status ) |
| 5475 | { |
| 5476 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5477 | "Tx thread Set power state req serialize fail status=%d", |
Jeff Johnson | 9e237fb | 2013-10-30 18:46:20 -0700 | [diff] [blame] | 5478 | status); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5479 | } |
| 5480 | |
| 5481 | 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] | 5482 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5483 | } |
| 5484 | |
| 5485 | /*========================================================================== |
| 5486 | @ Function Name |
| 5487 | WLANDXE_SetPowerState |
| 5488 | |
| 5489 | @ Description |
| 5490 | From Client let DXE knows what is the WLAN HW(RIVA) power state |
| 5491 | |
| 5492 | @ Parameters |
| 5493 | pVoid pDXEContext : DXE Control Block |
| 5494 | WLANDXE_PowerStateType powerState |
| 5495 | |
| 5496 | @ Return |
| 5497 | wpt_status |
| 5498 | ===========================================================================*/ |
| 5499 | wpt_status WLANDXE_SetPowerState |
| 5500 | ( |
| 5501 | void *pDXEContext, |
| 5502 | WDTS_PowerStateType powerState, |
| 5503 | WDTS_SetPSCbType cBack |
| 5504 | ) |
| 5505 | { |
| 5506 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 5507 | WLANDXE_CtrlBlkType *pDxeCtrlBlk; |
| 5508 | WLANDXE_PowerStateType hostPowerState; |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 5509 | wpt_msg *rxCompMsg; |
| 5510 | wpt_msg *txDescReSyncMsg; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5511 | |
| 5512 | 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] | 5513 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5514 | if(NULL == pDXEContext) |
| 5515 | { |
| 5516 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Jeff Johnson | 9e237fb | 2013-10-30 18:46:20 -0700 | [diff] [blame] | 5517 | "NULL pDXEContext passed by caller"); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5518 | return eWLAN_PAL_STATUS_E_FAILURE; |
| 5519 | } |
| 5520 | pDxeCtrlBlk = (WLANDXE_CtrlBlkType *)pDXEContext; |
| 5521 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5522 | switch(powerState) |
| 5523 | { |
| 5524 | case WDTS_POWER_STATE_FULL: |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 5525 | if(WLANDXE_POWER_STATE_IMPS == pDxeCtrlBlk->hostPowerState) |
| 5526 | { |
| 5527 | txDescReSyncMsg = (wpt_msg *)wpalMemoryAllocate(sizeof(wpt_msg)); |
| 5528 | if(NULL == txDescReSyncMsg) |
| 5529 | { |
| 5530 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5531 | "WLANDXE_SetPowerState, TX Resync MSG MEM alloc Fail"); |
| 5532 | } |
| 5533 | else |
| 5534 | { |
| 5535 | txDescReSyncMsg->callback = dxeTXReSyncDesc; |
| 5536 | txDescReSyncMsg->pContext = pDxeCtrlBlk; |
| 5537 | status = wpalPostTxMsg(WDI_GET_PAL_CTX(), |
| 5538 | txDescReSyncMsg); |
| 5539 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 5540 | { |
| 5541 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5542 | "WLANDXE_SetPowerState, Post TX re-sync MSG fail"); |
| 5543 | } |
| 5544 | } |
| 5545 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5546 | hostPowerState = WLANDXE_POWER_STATE_FULL; |
| 5547 | break; |
| 5548 | case WDTS_POWER_STATE_BMPS: |
| 5549 | pDxeCtrlBlk->hostPowerState = WLANDXE_POWER_STATE_BMPS; |
| 5550 | hostPowerState = WLANDXE_POWER_STATE_BMPS; |
| 5551 | break; |
| 5552 | case WDTS_POWER_STATE_IMPS: |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5553 | hostPowerState = WLANDXE_POWER_STATE_IMPS; |
| 5554 | break; |
| 5555 | case WDTS_POWER_STATE_DOWN: |
| 5556 | pDxeCtrlBlk->hostPowerState = WLANDXE_POWER_STATE_DOWN; |
| 5557 | hostPowerState = WLANDXE_POWER_STATE_DOWN; |
| 5558 | break; |
| 5559 | default: |
| 5560 | hostPowerState = WLANDXE_POWER_STATE_MAX; |
| 5561 | } |
| 5562 | |
| 5563 | // A callback i.e. ACK back is needed only when we want to enable BMPS |
| 5564 | // and the data/management path is active because we want to ensure |
| 5565 | // DXE registers are not accessed when RIVA may be power-collapsed. So |
| 5566 | // we need a callback in enter_bmps_req (the request to RIVA is sent |
| 5567 | // only after ACK back from TX thread). A callback is not needed in |
| 5568 | // finish_scan_req during BMPS since data-path is resumed only in |
| 5569 | // finish_scan_rsp and no management frames are sent in between. No |
| 5570 | // callback is needed when going from BMPS enabled to BMPS suspended/ |
| 5571 | // disabled when it is known that RIVA is awake and cannot enter power |
| 5572 | // collapse autonomously so no callback is needed in exit_bmps_rsp or |
| 5573 | // init_scan_rsp |
| 5574 | if ( cBack ) |
| 5575 | { |
| 5576 | //serialize through Rx thread |
| 5577 | rxCompMsg = (wpt_msg *)wpalMemoryAllocate(sizeof(wpt_msg)); |
| 5578 | if(NULL == rxCompMsg) |
| 5579 | { |
| 5580 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5581 | "WLANDXE_SetPowerState, MSG MEM alloc Fail"); |
| 5582 | return eWLAN_PAL_STATUS_E_RESOURCES; |
| 5583 | } |
| 5584 | |
| 5585 | /* Event type, where it must be defined???? */ |
| 5586 | /* THIS MUST BE CLEARED ASAP |
| 5587 | txCompMsg->type = TX_COMPLETE; */ |
| 5588 | rxCompMsg->callback = dxeRxThreadSetPowerStateEventHandler; |
| 5589 | rxCompMsg->pContext = pDxeCtrlBlk; |
| 5590 | rxCompMsg->val = hostPowerState; |
| 5591 | rxCompMsg->ptr = cBack; |
| 5592 | status = wpalPostRxMsg(WDI_GET_PAL_CTX(), |
| 5593 | rxCompMsg); |
| 5594 | if ( eWLAN_PAL_STATUS_SUCCESS != status ) |
| 5595 | { |
| 5596 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5597 | "Rx thread Set power state req serialize fail status=%d", |
Jeff Johnson | 9e237fb | 2013-10-30 18:46:20 -0700 | [diff] [blame] | 5598 | status); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5599 | } |
| 5600 | } |
| 5601 | else |
| 5602 | { |
| 5603 | if ( WLANDXE_POWER_STATE_FULL == hostPowerState ) |
| 5604 | { |
| 5605 | if( WLANDXE_POWER_STATE_BMPS == pDxeCtrlBlk->hostPowerState ) |
| 5606 | { |
| 5607 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 5608 | } |
| 5609 | else if( WLANDXE_POWER_STATE_IMPS == pDxeCtrlBlk->hostPowerState ) |
| 5610 | { |
| 5611 | /* Requested Full power from exit IMPS, reenable the interrupts*/ |
| 5612 | if(eWLAN_PAL_TRUE == pDxeCtrlBlk->rxIntDisabledByIMPS) |
| 5613 | { |
| 5614 | pDxeCtrlBlk->rxIntDisabledByIMPS = eWLAN_PAL_FALSE; |
| 5615 | /* Enable RX interrupt at here, if new PS is not IMPS */ |
| 5616 | status = wpalEnableInterrupt(DXE_INTERRUPT_RX_READY); |
| 5617 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 5618 | { |
| 5619 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 5620 | "%s Enable RX ready interrupt fail", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5621 | return status; |
| 5622 | } |
| 5623 | } |
| 5624 | if(eWLAN_PAL_TRUE == pDxeCtrlBlk->txIntDisabledByIMPS) |
| 5625 | { |
| 5626 | pDxeCtrlBlk->txIntDisabledByIMPS = eWLAN_PAL_FALSE; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 5627 | pDxeCtrlBlk->txIntEnable = eWLAN_PAL_TRUE; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5628 | /* Enable RX interrupt at here, if new PS is not IMPS */ |
| 5629 | status = wpalEnableInterrupt(DXE_INTERRUPT_TX_COMPLE); |
| 5630 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 5631 | { |
| 5632 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 5633 | "%s Enable TX comp interrupt fail", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5634 | return status; |
| 5635 | } |
| 5636 | } |
| 5637 | } |
| 5638 | pDxeCtrlBlk->hostPowerState = hostPowerState; |
| 5639 | pDxeCtrlBlk->rivaPowerState = WLANDXE_RIVA_POWER_STATE_ACTIVE; |
| 5640 | } |
| 5641 | else if ( hostPowerState == WLANDXE_POWER_STATE_BMPS ) |
| 5642 | { |
| 5643 | pDxeCtrlBlk->hostPowerState = hostPowerState; |
| 5644 | pDxeCtrlBlk->rivaPowerState = WLANDXE_RIVA_POWER_STATE_BMPS_UNKNOWN; |
| 5645 | } |
Mihir Shete | a430605 | 2014-03-25 00:02:54 +0530 | [diff] [blame^] | 5646 | else if ( hostPowerState == WLANDXE_POWER_STATE_IMPS ) |
| 5647 | { |
| 5648 | pDxeCtrlBlk->hostPowerState = WLANDXE_POWER_STATE_IMPS; |
| 5649 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5650 | else |
| 5651 | { |
| 5652 | HDXE_ASSERT(0); |
| 5653 | } |
| 5654 | } |
| 5655 | |
| 5656 | 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] | 5657 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5658 | |
| 5659 | return status; |
| 5660 | } |
| 5661 | |
| 5662 | /*========================================================================== |
| 5663 | @ Function Name |
| 5664 | WLANDXE_GetFreeTxDataResNumber |
| 5665 | |
| 5666 | @ Description |
| 5667 | Returns free descriptor numbers for TX data channel (TX high priority) |
| 5668 | |
| 5669 | @ Parameters |
| 5670 | pVoid pDXEContext : DXE Control Block |
| 5671 | |
| 5672 | @ Return |
| 5673 | wpt_uint32 Free descriptor number of TX high pri ch |
| 5674 | ===========================================================================*/ |
| 5675 | wpt_uint32 WLANDXE_GetFreeTxDataResNumber |
| 5676 | ( |
| 5677 | void *pDXEContext |
| 5678 | ) |
| 5679 | { |
| 5680 | 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] | 5681 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5682 | |
| 5683 | if(NULL == pDXEContext) |
| 5684 | { |
| 5685 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Jeff Johnson | 9e237fb | 2013-10-30 18:46:20 -0700 | [diff] [blame] | 5686 | "NULL parameter passed by caller"); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5687 | return (0); |
| 5688 | } |
| 5689 | |
| 5690 | return |
| 5691 | ((WLANDXE_CtrlBlkType *)pDXEContext)->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI].numFreeDesc; |
| 5692 | } |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5693 | |
| 5694 | /*========================================================================== |
| 5695 | @ Function Name |
| 5696 | WLANDXE_ChannelDebug |
| 5697 | |
| 5698 | @ Description |
| 5699 | Display DXE Channel debugging information |
| 5700 | User may request to display DXE channel snapshot |
| 5701 | Or if host driver detects any abnormal stcuk may display |
| 5702 | |
| 5703 | @ Parameters |
Jeff Johnson | b88db98 | 2012-12-10 13:34:59 -0800 | [diff] [blame] | 5704 | displaySnapshot : Display DXE snapshot option |
Mihir Shete | 40a5565 | 2014-03-02 14:14:47 +0530 | [diff] [blame] | 5705 | debugFlags : Enable stall detect features |
| 5706 | defined by WPAL_DeviceDebugFlags |
| 5707 | These features may effect |
| 5708 | data performance. |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5709 | |
| 5710 | @ Return |
| 5711 | NONE |
| 5712 | |
| 5713 | ===========================================================================*/ |
| 5714 | void WLANDXE_ChannelDebug |
| 5715 | ( |
Mihir Shete | 40a5565 | 2014-03-02 14:14:47 +0530 | [diff] [blame] | 5716 | wpt_boolean displaySnapshot, |
| 5717 | wpt_uint8 debugFlags |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5718 | ) |
| 5719 | { |
Madan Mohan Koyyalamudi | 24a00f9 | 2012-10-22 15:21:02 -0700 | [diff] [blame] | 5720 | wpt_msg *channelDebugMsg; |
Mihir Shete | 40a5565 | 2014-03-02 14:14:47 +0530 | [diff] [blame] | 5721 | wpt_msg *txDescReSyncMsg ; |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5722 | wpt_uint32 regValue; |
| 5723 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 5724 | |
| 5725 | /* Debug Type 1, Display current snapshot */ |
| 5726 | if(displaySnapshot) |
| 5727 | { |
| 5728 | /* Whatever RIVA power condition try to wakeup RIVA through SMSM |
| 5729 | * This will not simply wakeup RIVA |
| 5730 | * Just incase TX not wanted stuck, Trigger TX again */ |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 5731 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 5732 | dxeNotifySmsm(eWLAN_PAL_TRUE, eWLAN_PAL_FALSE); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5733 | /* Get free BD count */ |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 5734 | wpalSleep(10); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5735 | wpalReadRegister(WLANDXE_BMU_AVAILABLE_BD_PDU, ®Value); |
| 5736 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 5737 | "===== DXE Dump Start HPS %d, FWS %d, TX PFC %d, ABD %d =====", |
| 5738 | tempDxeCtrlBlk->hostPowerState, tempDxeCtrlBlk->rivaPowerState, |
| 5739 | tempDxeCtrlBlk->txCompletedFrames, regValue); |
Madan Mohan Koyyalamudi | 24a00f9 | 2012-10-22 15:21:02 -0700 | [diff] [blame] | 5740 | |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 5741 | wpalPacketStallUpdateInfo((wpt_uint32 *)&tempDxeCtrlBlk->rivaPowerState, |
| 5742 | ®Value, |
| 5743 | NULL, |
| 5744 | 0); |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 5745 | |
Madan Mohan Koyyalamudi | 24a00f9 | 2012-10-22 15:21:02 -0700 | [diff] [blame] | 5746 | channelDebugMsg = (wpt_msg *)wpalMemoryAllocate(sizeof(wpt_msg)); |
| 5747 | if(NULL == channelDebugMsg) |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5748 | { |
Madan Mohan Koyyalamudi | 24a00f9 | 2012-10-22 15:21:02 -0700 | [diff] [blame] | 5749 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5750 | "WLANDXE_ChannelDebug, MSG MEM alloc Fail"); |
| 5751 | return ; |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5752 | } |
Madan Mohan Koyyalamudi | 24a00f9 | 2012-10-22 15:21:02 -0700 | [diff] [blame] | 5753 | |
| 5754 | channelDebugMsg->callback = dxeRxThreadChannelDebugHandler; |
| 5755 | status = wpalPostRxMsg(WDI_GET_PAL_CTX(), channelDebugMsg); |
| 5756 | if ( eWLAN_PAL_STATUS_SUCCESS != status ) |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5757 | { |
Madan Mohan Koyyalamudi | 24a00f9 | 2012-10-22 15:21:02 -0700 | [diff] [blame] | 5758 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5759 | "Tx thread Set power state req serialize fail status=%d", |
Jeff Johnson | 9e237fb | 2013-10-30 18:46:20 -0700 | [diff] [blame] | 5760 | status); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5761 | } |
| 5762 | } |
| 5763 | |
Mihir Shete | 40a5565 | 2014-03-02 14:14:47 +0530 | [diff] [blame] | 5764 | if(debugFlags & WPAL_DEBUG_TX_DESC_RESYNC) |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5765 | { |
Mihir Shete | 40a5565 | 2014-03-02 14:14:47 +0530 | [diff] [blame] | 5766 | txDescReSyncMsg = (wpt_msg *)wpalMemoryAllocate(sizeof(wpt_msg)); |
| 5767 | if(NULL == txDescReSyncMsg) |
| 5768 | { |
| 5769 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5770 | "%s: Resync MSG MEM alloc Fail",__func__); |
| 5771 | } |
| 5772 | else |
| 5773 | { |
| 5774 | txDescReSyncMsg->callback = dxeDebugTxDescReSync; |
| 5775 | txDescReSyncMsg->pContext = tempDxeCtrlBlk; |
| 5776 | status = wpalPostTxMsg(WDI_GET_PAL_CTX(), |
| 5777 | txDescReSyncMsg); |
| 5778 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 5779 | { |
| 5780 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5781 | "%s: Post TX re-sync MSG fail",__func__); |
| 5782 | } |
| 5783 | } |
| 5784 | } |
| 5785 | |
| 5786 | if(debugFlags & WPAL_DEBUG_START_HEALTH_TIMER) |
| 5787 | { |
| 5788 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Jeff Johnson | 9e237fb | 2013-10-30 18:46:20 -0700 | [diff] [blame] | 5789 | "DXE TX Stall detect"); |
Madan Mohan Koyyalamudi | ea77701 | 2012-10-31 14:22:34 -0700 | [diff] [blame] | 5790 | /* Start Stall detect timer and detect stall */ |
| 5791 | wpalTimerStart(&tempDxeCtrlBlk->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI].healthMonitorTimer, |
| 5792 | T_WLANDXE_PERIODIC_HEALTH_M_TIME); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5793 | } |
| 5794 | return; |
Madan Mohan Koyyalamudi | 48139e3 | 2012-10-11 14:43:56 -0700 | [diff] [blame] | 5795 | } |