Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1 | /* |
Katya Nigam | a6fbf66 | 2015-03-17 18:35:47 +0530 | [diff] [blame] | 2 | * Copyright (c) 2012-2015 The Linux Foundation. All rights reserved. |
Kiet Lam | 842dad0 | 2014-02-18 18:44:02 -0800 | [diff] [blame] | 3 | * |
| 4 | * Previously licensed under the ISC license by Qualcomm Atheros, Inc. |
| 5 | * |
| 6 | * |
| 7 | * Permission to use, copy, modify, and/or distribute this software for |
| 8 | * any purpose with or without fee is hereby granted, provided that the |
| 9 | * above copyright notice and this permission notice appear in all |
| 10 | * copies. |
| 11 | * |
| 12 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL |
| 13 | * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED |
| 14 | * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE |
| 15 | * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL |
| 16 | * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
| 17 | * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| 18 | * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
| 19 | * PERFORMANCE OF THIS SOFTWARE. |
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" |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 67 | |
| 68 | /*---------------------------------------------------------------------------- |
| 69 | * Local Definitions |
| 70 | * -------------------------------------------------------------------------*/ |
| 71 | //#define WLANDXE_DEBUG_CH_INFO_DUMP |
| 72 | |
| 73 | /* Temporary configuration defines |
| 74 | * Have to find out permanent solution */ |
| 75 | #define T_WLANDXE_MAX_DESCRIPTOR_COUNT 40 |
| 76 | #define T_WLANDXE_MAX_FRAME_SIZE 2000 |
| 77 | #define T_WLANDXE_TX_INT_ENABLE_FCOUNT 1 |
| 78 | #define T_WLANDXE_MEMDUMP_BYTE_PER_LINE 16 |
| 79 | #define T_WLANDXE_MAX_RX_PACKET_WAIT 6000 |
Mihir Shete | fdc9f53 | 2014-01-09 15:03:02 +0530 | [diff] [blame] | 80 | #define T_WLANDXE_SSR_TIMEOUT 5000 |
Leo Chang | 5edb2d3 | 2013-04-03 13:32:58 -0700 | [diff] [blame] | 81 | #define T_WLANDXE_PERIODIC_HEALTH_M_TIME 2500 |
Madan Mohan Koyyalamudi | ea77701 | 2012-10-31 14:22:34 -0700 | [diff] [blame] | 82 | #define T_WLANDXE_MAX_HW_ACCESS_WAIT 2000 |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 83 | #define WLANDXE_MAX_REAPED_RX_FRAMES 512 |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 84 | |
Leo Chang | 094ece8 | 2013-04-23 17:57:41 -0700 | [diff] [blame] | 85 | #define WLANPAL_RX_INTERRUPT_PRO_MASK 0x20 |
| 86 | #define WLANDXE_RX_INTERRUPT_PRO_UNMASK 0x5F |
Leo Chang | 00708f6 | 2013-12-03 20:21:51 -0800 | [diff] [blame] | 87 | |
| 88 | /* 1msec busy wait in case CSR is not valid */ |
| 89 | #define WLANDXE_CSR_NEXT_READ_WAIT 1000 |
| 90 | /* CSR max retry count */ |
| 91 | #define WLANDXE_CSR_MAX_READ_COUNT 30 |
| 92 | |
| 93 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 94 | /* This is temporary fot the compile |
| 95 | * WDI will release official version |
| 96 | * This must be removed */ |
| 97 | #define WDI_GET_PAL_CTX() NULL |
| 98 | |
Madan Mohan Koyyalamudi | dfd6aa8 | 2012-10-18 20:18:43 -0700 | [diff] [blame] | 99 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 100 | /*------------------------------------------------------------------------- |
| 101 | * Local Varables |
| 102 | *-------------------------------------------------------------------------*/ |
| 103 | /* 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] | 104 | static WLANDXE_CtrlBlkType *tempDxeCtrlBlk; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 105 | static char *channelType[WDTS_CHANNEL_MAX] = |
| 106 | { |
| 107 | "TX_LOW_PRI", |
| 108 | "TX_HIGH_PRI", |
| 109 | "RX_LOW_PRI", |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 110 | "RX_HIGH_PRI", |
Mihir Shete | be94ebb | 2015-05-26 12:07:14 +0530 | [diff] [blame] | 111 | "RX_LOGS", |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 112 | "RX_FW_LOGS", |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 113 | }; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 114 | static wpt_packet *rx_reaped_buf[WLANDXE_MAX_REAPED_RX_FRAMES]; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 115 | |
| 116 | /*------------------------------------------------------------------------- |
| 117 | * External Function Proto Type |
| 118 | *-------------------------------------------------------------------------*/ |
| 119 | |
| 120 | /*------------------------------------------------------------------------- |
| 121 | * Local Function Proto Type |
| 122 | *-------------------------------------------------------------------------*/ |
| 123 | static wpt_status dxeRXFrameSingleBufferAlloc |
| 124 | ( |
| 125 | WLANDXE_CtrlBlkType *dxeCtxt, |
| 126 | WLANDXE_ChannelCBType *channelEntry, |
| 127 | WLANDXE_DescCtrlBlkType *currentCtrlBlock |
| 128 | ); |
| 129 | |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 130 | static wpt_status dxeNotifySmsm |
| 131 | ( |
| 132 | wpt_boolean kickDxe, |
| 133 | wpt_boolean ringEmpty |
| 134 | ); |
| 135 | |
Mihir Shete | fdc9f53 | 2014-01-09 15:03:02 +0530 | [diff] [blame] | 136 | static void dxeStartSSRTimer |
| 137 | ( |
| 138 | WLANDXE_CtrlBlkType *dxeCtxt |
| 139 | ); |
| 140 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 141 | /*------------------------------------------------------------------------- |
| 142 | * Local Function |
| 143 | *-------------------------------------------------------------------------*/ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 144 | /*========================================================================== |
| 145 | @ Function Name |
| 146 | dxeChannelMonitor |
| 147 | |
| 148 | @ Description |
| 149 | |
| 150 | @ Parameters |
| 151 | WLANDXE_ChannelCBType *channelEntry |
| 152 | Channel specific control block |
| 153 | |
| 154 | @ Return |
| 155 | wpt_status |
| 156 | |
| 157 | ===========================================================================*/ |
| 158 | static wpt_status dxeChannelMonitor |
| 159 | ( |
| 160 | char *monitorDescription, |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 161 | WLANDXE_ChannelCBType *channelEntry, |
| 162 | wpt_log_data_stall_channel_type *channelLog |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 163 | ) |
| 164 | { |
| 165 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 166 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 167 | if((NULL == monitorDescription) || (NULL == channelEntry)) |
| 168 | { |
| 169 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 170 | "INVALID Input ARG"); |
| 171 | return eWLAN_PAL_STATUS_E_INVAL; |
| 172 | } |
| 173 | |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 174 | if(channelEntry->channelType >= WDTS_CHANNEL_MAX) |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 175 | { |
| 176 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 177 | "INVALID Channel type"); |
| 178 | return eWLAN_PAL_STATUS_E_INVAL; |
| 179 | } |
| 180 | |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 181 | wpalTrace(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 182 | "%11s : HCBO %d, HCBDP 0x%x, HCBDC 0x%x,", |
| 183 | channelType[channelEntry->channelType], |
| 184 | channelEntry->headCtrlBlk->ctrlBlkOrder, |
| 185 | channelEntry->headCtrlBlk->linkedDescPhyAddr, |
| 186 | channelEntry->headCtrlBlk->linkedDesc->descCtrl.ctrl); |
| 187 | wpalTrace(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 188 | "%11s : TCBO %d, TCBDP 0x%x, TCBDC 0x%x", |
| 189 | channelType[channelEntry->channelType], |
| 190 | channelEntry->tailCtrlBlk->ctrlBlkOrder, |
| 191 | channelEntry->tailCtrlBlk->linkedDescPhyAddr, |
| 192 | channelEntry->tailCtrlBlk->linkedDesc->descCtrl.ctrl); |
| 193 | wpalTrace(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 194 | "%11s : FDC %d, RDC %d, TFC %d", |
| 195 | channelType[channelEntry->channelType], |
| 196 | channelEntry->numFreeDesc, |
| 197 | channelEntry->numRsvdDesc, |
| 198 | channelEntry->numTotalFrame); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 199 | |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 200 | if(channelLog) |
| 201 | { |
| 202 | channelLog->numDesc = channelEntry->numDesc; |
| 203 | channelLog->numFreeDesc = channelEntry->numFreeDesc; |
| 204 | channelLog->numRsvdDesc = channelEntry->numRsvdDesc; |
| 205 | channelLog->headDescOrder = channelEntry->headCtrlBlk->ctrlBlkOrder; |
| 206 | channelLog->tailDescOrder = channelEntry->tailCtrlBlk->ctrlBlkOrder; |
| 207 | } |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 208 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 209 | return status; |
| 210 | } |
| 211 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 212 | #ifdef WLANDXE_DEBUG_MEMORY_DUMP |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 213 | /*========================================================================== |
| 214 | @ Function Name |
| 215 | dxeMemoryDump |
| 216 | |
| 217 | @ Description |
| 218 | |
| 219 | @ Parameters |
| 220 | WLANDXE_ChannelCBType *channelEntry |
| 221 | Channel specific control block |
| 222 | |
| 223 | @ Return |
| 224 | wpt_status |
| 225 | |
| 226 | ===========================================================================*/ |
| 227 | static wpt_status dxeMemoryDump |
| 228 | ( |
| 229 | wpt_uint8 *dumpPointer, |
| 230 | wpt_uint32 dumpSize, |
| 231 | char *dumpTarget |
| 232 | ) |
| 233 | { |
| 234 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 235 | wpt_uint32 numBytes = 0; |
| 236 | wpt_uint32 idx; |
| 237 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 238 | if((NULL == dumpPointer) || |
| 239 | (NULL == dumpTarget)) |
| 240 | { |
| 241 | return status; |
| 242 | } |
| 243 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 244 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 245 | "+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++"); |
| 246 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 247 | "%s Location 0x%x, Size %d", dumpTarget, dumpPointer, dumpSize); |
| 248 | |
| 249 | numBytes = dumpSize % T_WLANDXE_MEMDUMP_BYTE_PER_LINE; |
| 250 | for(idx = 0; idx < dumpSize; idx++) |
| 251 | { |
| 252 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 253 | "0x%2x ", dumpPointer[idx]); |
| 254 | if(0 == ((idx + 1) % T_WLANDXE_MEMDUMP_BYTE_PER_LINE)) |
| 255 | { |
| 256 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, "\n"); |
| 257 | } |
| 258 | } |
| 259 | if(0 != numBytes) |
| 260 | { |
| 261 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, "\n"); |
| 262 | } |
| 263 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 264 | "+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++"); |
| 265 | |
| 266 | return status; |
| 267 | } |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 268 | #endif /* WLANDXE_DEBUG_MEMORY_DUMP */ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 269 | |
| 270 | /*========================================================================== |
| 271 | @ Function Name |
| 272 | dxeDescriptorDump |
| 273 | |
| 274 | @ Description |
| 275 | |
| 276 | @ Parameters |
| 277 | WLANDXE_ChannelCBType *channelEntry |
| 278 | Channel specific control block |
| 279 | |
| 280 | @ Return |
| 281 | wpt_status |
| 282 | |
| 283 | ===========================================================================*/ |
| 284 | wpt_status dxeDescriptorDump |
| 285 | ( |
| 286 | WLANDXE_ChannelCBType *channelEntry, |
| 287 | WLANDXE_DescType *targetDesc, |
| 288 | wpt_uint32 fragmentOrder |
| 289 | ) |
| 290 | { |
| 291 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 292 | |
| 293 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 294 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 295 | "+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++"); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 296 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 297 | "Descriptor Dump for channel %s, %d / %d fragment", |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 298 | channelType[channelEntry->channelType], |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 299 | fragmentOrder + 1, |
| 300 | channelEntry->numFragmentCurrentChain); |
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, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 303 | "CTRL WORD 0x%x, TransferSize %d", |
| 304 | WLANDXE_U32_SWAP_ENDIAN(targetDesc->descCtrl.ctrl), |
| 305 | WLANDXE_U32_SWAP_ENDIAN(targetDesc->xfrSize)); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 306 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 307 | "SRC ADD 0x%x, DST ADD 0x%x, NEXT DESC 0x%x", |
| 308 | WLANDXE_U32_SWAP_ENDIAN(targetDesc->dxedesc.dxe_short_desc.srcMemAddrL), |
| 309 | WLANDXE_U32_SWAP_ENDIAN(targetDesc->dxedesc.dxe_short_desc.dstMemAddrL), |
| 310 | WLANDXE_U32_SWAP_ENDIAN(targetDesc->dxedesc.dxe_short_desc.phyNextL)); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 311 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 312 | "+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++"); |
| 313 | |
| 314 | return status; |
| 315 | } |
| 316 | |
| 317 | /*========================================================================== |
| 318 | @ Function Name |
| 319 | dxeChannelRegisterDump |
| 320 | |
| 321 | @ Description |
| 322 | |
| 323 | @ Parameters |
| 324 | WLANDXE_ChannelCBType *channelEntry |
| 325 | Channel specific control block |
| 326 | |
| 327 | @ Return |
| 328 | wpt_status |
| 329 | |
| 330 | ===========================================================================*/ |
| 331 | wpt_status dxeChannelRegisterDump |
| 332 | ( |
| 333 | WLANDXE_ChannelCBType *channelEntry, |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 334 | char *dumpTarget, |
| 335 | wpt_log_data_stall_channel_type *channelLog |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 336 | ) |
| 337 | { |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 338 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 339 | wpt_uint32 chStatusReg, chControlReg, chDescReg, chLDescReg; |
| 340 | |
| 341 | /* Whatever RIVA power condition try to wakeup RIVA through SMSM |
| 342 | * This will not simply wakeup RIVA |
| 343 | * Just incase TX not wanted stuck, Trigger TX again */ |
| 344 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 345 | dxeNotifySmsm(eWLAN_PAL_TRUE, eWLAN_PAL_FALSE); |
| 346 | wpalSleep(10); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 347 | |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 348 | if(channelEntry->channelType >= WDTS_CHANNEL_MAX) |
Tushnim Bhattacharyya | 5dd9456 | 2013-03-20 20:15:03 -0700 | [diff] [blame] | 349 | { |
| 350 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 351 | "INVALID Channel type"); |
| 352 | return eWLAN_PAL_STATUS_E_INVAL; |
| 353 | } |
| 354 | |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 355 | wpalReadRegister(channelEntry->channelRegister.chDXEDesclRegAddr, &chDescReg); |
| 356 | wpalReadRegister(channelEntry->channelRegister.chDXELstDesclRegAddr, &chLDescReg); |
| 357 | wpalReadRegister(channelEntry->channelRegister.chDXECtrlRegAddr, &chControlReg); |
| 358 | wpalReadRegister(channelEntry->channelRegister.chDXEStatusRegAddr, &chStatusReg); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 359 | |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 360 | wpalTrace(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 361 | "%11s : CCR 0x%x, CSR 0x%x, CDR 0x%x, CLDR 0x%x", |
| 362 | channelType[channelEntry->channelType], |
| 363 | chControlReg, chStatusReg, chDescReg, chLDescReg); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 364 | |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 365 | if(channelLog) |
| 366 | { |
| 367 | channelLog->ctrlRegVal = chControlReg; |
| 368 | channelLog->statRegVal = chStatusReg; |
| 369 | } |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 370 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 371 | return status; |
| 372 | } |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 373 | |
| 374 | /*========================================================================== |
| 375 | @ Function Name |
| 376 | dxeChannelAllDescDump |
| 377 | |
| 378 | @ Description |
| 379 | Dump all DXE descriptors within assigned channe; |
| 380 | |
| 381 | @ Parameters |
| 382 | WLANDXE_ChannelCBType *channelEntry |
| 383 | |
| 384 | @ Return |
| 385 | NONE |
| 386 | |
| 387 | ===========================================================================*/ |
| 388 | void dxeChannelAllDescDump |
| 389 | ( |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 390 | WLANDXE_ChannelCBType *channelEntry, |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 391 | WDTS_ChannelType channel, |
| 392 | wpt_log_data_stall_channel_type *channelLog |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 393 | ) |
| 394 | { |
| 395 | wpt_uint32 channelLoop; |
| 396 | WLANDXE_DescCtrlBlkType *targetCtrlBlk; |
Madan Mohan Koyyalamudi | 94d4c19 | 2012-09-24 14:06:14 -0700 | [diff] [blame] | 397 | wpt_uint32 previousCtrlValue = 0; |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 398 | wpt_uint32 previousCtrlValid = 0; |
| 399 | wpt_uint32 currentCtrlValid = 0; |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 400 | wpt_uint32 valDescCount = 0; |
| 401 | wpt_uint32 invalDescCount = 0; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 402 | |
| 403 | targetCtrlBlk = channelEntry->headCtrlBlk; |
| 404 | |
| 405 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 406 | "%11s : %d descriptor chains, head desc ctrl 0x%x", |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 407 | channelType[channelEntry->channelType], |
Madan Mohan Koyyalamudi | 24a00f9 | 2012-10-22 15:21:02 -0700 | [diff] [blame] | 408 | channelEntry->numDesc, |
| 409 | targetCtrlBlk->linkedDesc->descCtrl.ctrl); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 410 | previousCtrlValue = targetCtrlBlk->linkedDesc->descCtrl.ctrl; |
| 411 | |
| 412 | if((WDTS_CHANNEL_RX_LOW_PRI == channel) || |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 413 | (WDTS_CHANNEL_RX_HIGH_PRI == channel)|| |
| 414 | (WDTS_CHANNEL_RX_LOG == channel)) |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 415 | { |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 416 | for(channelLoop = 0; channelLoop < channelEntry->numDesc; channelLoop++) |
Madan Mohan Koyyalamudi | 94d4c19 | 2012-09-24 14:06:14 -0700 | [diff] [blame] | 417 | { |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 418 | if(previousCtrlValue != targetCtrlBlk->linkedDesc->descCtrl.ctrl) |
| 419 | { |
| 420 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 421 | "%5d : 0x%x", targetCtrlBlk->ctrlBlkOrder, |
| 422 | targetCtrlBlk->linkedDesc->descCtrl.ctrl); |
| 423 | } |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 424 | if(targetCtrlBlk->linkedDesc->descCtrl.ctrl & WLANDXE_DESC_CTRL_VALID) |
| 425 | { |
| 426 | valDescCount++; |
| 427 | } |
| 428 | else |
| 429 | { |
| 430 | invalDescCount++; |
| 431 | } |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 432 | previousCtrlValue = targetCtrlBlk->linkedDesc->descCtrl.ctrl; |
| 433 | targetCtrlBlk = (WLANDXE_DescCtrlBlkType *)targetCtrlBlk->nextCtrlBlk; |
Madan Mohan Koyyalamudi | 94d4c19 | 2012-09-24 14:06:14 -0700 | [diff] [blame] | 434 | } |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 435 | } |
| 436 | else |
| 437 | { |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 438 | /* Head Descriptor is valid or not */ |
| 439 | previousCtrlValid = targetCtrlBlk->linkedDesc->descCtrl.ctrl & WLANDXE_DESC_CTRL_VALID; |
| 440 | targetCtrlBlk = (WLANDXE_DescCtrlBlkType *)targetCtrlBlk->nextCtrlBlk; |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 441 | for(channelLoop = 0; channelLoop < channelEntry->numDesc; channelLoop++) |
| 442 | { |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 443 | currentCtrlValid = targetCtrlBlk->linkedDesc->descCtrl.ctrl & WLANDXE_DESC_CTRL_VALID; |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 444 | if(currentCtrlValid) |
| 445 | { |
| 446 | valDescCount++; |
| 447 | } |
| 448 | else |
| 449 | { |
| 450 | invalDescCount++; |
| 451 | } |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 452 | if(currentCtrlValid != previousCtrlValid) |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 453 | { |
| 454 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 455 | "%5d : 0x%x", targetCtrlBlk->ctrlBlkOrder, |
| 456 | targetCtrlBlk->linkedDesc->descCtrl.ctrl); |
| 457 | } |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 458 | previousCtrlValid = currentCtrlValid; |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 459 | targetCtrlBlk = (WLANDXE_DescCtrlBlkType *)targetCtrlBlk->nextCtrlBlk; |
| 460 | } |
| 461 | } |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 462 | |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 463 | if(channelLog) |
| 464 | { |
| 465 | channelLog->numValDesc = valDescCount; |
| 466 | channelLog->numInvalDesc = invalDescCount; |
| 467 | } |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 468 | |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 469 | return; |
| 470 | } |
| 471 | |
| 472 | /*========================================================================== |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 473 | @ Function Name |
| 474 | dxeErrChannelDebug |
| 475 | |
| 476 | @ Description |
| 477 | Dump channel information for which Error interrupt has occured |
| 478 | |
| 479 | @ Parameters |
| 480 | WLANDXE_ChannelCBType *channelCb |
| 481 | |
| 482 | @ Return |
| 483 | NONE |
| 484 | |
| 485 | ===========================================================================*/ |
| 486 | void dxeErrChannelDebug |
| 487 | ( |
Mihir Shete | 79d6b58 | 2014-03-12 17:54:07 +0530 | [diff] [blame] | 488 | WLANDXE_ChannelCBType *channelCb, |
| 489 | wpt_uint32 chStatusReg |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 490 | ) |
| 491 | { |
| 492 | wpt_log_data_stall_channel_type channelLog; |
Mihir Shete | 79d6b58 | 2014-03-12 17:54:07 +0530 | [diff] [blame] | 493 | wpt_uint32 chLDescReg, channelLoop; |
| 494 | WLANDXE_DescCtrlBlkType *targetCtrlBlk; |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 495 | |
| 496 | dxeChannelMonitor("INT_ERR", channelCb, &channelLog); |
| 497 | dxeDescriptorDump(channelCb, channelCb->headCtrlBlk->linkedDesc, 0); |
| 498 | dxeChannelRegisterDump(channelCb, "INT_ERR", &channelLog); |
| 499 | dxeChannelAllDescDump(channelCb, channelCb->channelType, &channelLog); |
| 500 | wpalMemoryCopy(channelLog.channelName, |
| 501 | "INT_ERR", |
| 502 | WPT_TRPT_CHANNEL_NAME); |
| 503 | wpalPacketStallUpdateInfo(NULL, NULL, &channelLog, channelCb->channelType); |
| 504 | #ifdef FEATURE_WLAN_DIAG_SUPPORT |
| 505 | wpalPacketStallDumpLog(); |
| 506 | #endif /* FEATURE_WLAN_DIAG_SUPPORT */ |
Mihir Shete | 79d6b58 | 2014-03-12 17:54:07 +0530 | [diff] [blame] | 507 | switch ((chStatusReg & WLANDXE_CH_STAT_ERR_CODE_MASK) >> |
| 508 | WLANDXE_CH_STAT_ERR_CODE_OFFSET) |
| 509 | { |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 510 | |
Mihir Shete | 79d6b58 | 2014-03-12 17:54:07 +0530 | [diff] [blame] | 511 | case WLANDXE_ERROR_PRG_INV_B2H_SRC_QID: |
| 512 | case WLANDXE_ERROR_PRG_INV_B2H_DST_QID: |
| 513 | case WLANDXE_ERROR_PRG_INV_B2H_SRC_IDX: |
| 514 | case WLANDXE_ERROR_PRG_INV_H2B_SRC_QID: |
| 515 | case WLANDXE_ERROR_PRG_INV_H2B_DST_QID: |
| 516 | case WLANDXE_ERROR_PRG_INV_H2B_DST_IDX: |
| 517 | { |
| 518 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 519 | dxeNotifySmsm(eWLAN_PAL_TRUE, eWLAN_PAL_FALSE); |
| 520 | wpalSleep(10); |
| 521 | |
| 522 | if(channelCb->channelType > WDTS_CHANNEL_RX_HIGH_PRI) |
| 523 | { |
| 524 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 525 | "%s: Invalid Channel", __func__); |
| 526 | break; |
| 527 | } |
| 528 | |
| 529 | wpalReadRegister(channelCb->channelRegister.chDXELstDesclRegAddr, &chLDescReg); |
| 530 | |
| 531 | targetCtrlBlk = channelCb->headCtrlBlk; |
| 532 | |
| 533 | for(channelLoop = 0; channelLoop < channelCb->numDesc; channelLoop++) |
| 534 | { |
| 535 | if (targetCtrlBlk->linkedDescPhyAddr == chLDescReg) |
| 536 | { |
| 537 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 538 | "%11s :CHx_DESCL: desc ctrl 0x%x, src 0x%x, dst 0x%x, next 0x%x", |
| 539 | channelType[channelCb->channelType], |
| 540 | targetCtrlBlk->linkedDesc->descCtrl.ctrl, |
| 541 | targetCtrlBlk->linkedDesc->dxedesc.dxe_short_desc.srcMemAddrL, |
| 542 | targetCtrlBlk->linkedDesc->dxedesc.dxe_short_desc.dstMemAddrL, |
| 543 | targetCtrlBlk->linkedDesc->dxedesc.dxe_short_desc.phyNextL); |
| 544 | |
| 545 | targetCtrlBlk = (WLANDXE_DescCtrlBlkType *)targetCtrlBlk->nextCtrlBlk; |
| 546 | |
| 547 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 548 | "%11s :Next Desc: desc ctrl 0x%x, src 0x%x, dst 0x%x, next 0x%x", |
| 549 | channelType[channelCb->channelType], |
| 550 | targetCtrlBlk->linkedDesc->descCtrl.ctrl, |
| 551 | targetCtrlBlk->linkedDesc->dxedesc.dxe_short_desc.srcMemAddrL, |
| 552 | targetCtrlBlk->linkedDesc->dxedesc.dxe_short_desc.dstMemAddrL, |
| 553 | targetCtrlBlk->linkedDesc->dxedesc.dxe_short_desc.phyNextL); |
| 554 | break; |
| 555 | } |
| 556 | targetCtrlBlk = (WLANDXE_DescCtrlBlkType *)targetCtrlBlk->nextCtrlBlk; |
| 557 | } |
| 558 | break; |
| 559 | } |
| 560 | default: |
| 561 | { |
| 562 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 563 | "%s: No Debug Inormation", __func__); |
| 564 | break; |
| 565 | } |
| 566 | |
| 567 | } |
Siddharth Bhal | 6811560 | 2015-01-18 20:44:55 +0530 | [diff] [blame] | 568 | wpalFwDumpReq(17, 0, 0, 0, 0, 0); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 569 | } |
| 570 | /*========================================================================== |
| 571 | @ Function Name |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 572 | dxeTxThreadChannelDebugHandler |
| 573 | |
| 574 | @ Description |
| 575 | Dump TX channel information |
| 576 | |
| 577 | @ Parameters |
| 578 | Wwpt_msg *msgPtr |
| 579 | |
| 580 | @ Return |
| 581 | NONE |
| 582 | |
| 583 | ===========================================================================*/ |
| 584 | void dxeTxThreadChannelDebugHandler |
| 585 | ( |
| 586 | wpt_msg *msgPtr |
| 587 | ) |
| 588 | { |
| 589 | wpt_uint8 channelLoop; |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 590 | wpt_log_data_stall_channel_type channelLog; |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 591 | |
| 592 | 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] | 593 | "%s Enter", __func__); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 594 | |
| 595 | /* Whatever RIVA power condition try to wakeup RIVA through SMSM |
| 596 | * This will not simply wakeup RIVA |
| 597 | * Just incase TX not wanted stuck, Trigger TX again */ |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 598 | for(channelLoop = 0; channelLoop < WDTS_CHANNEL_RX_LOW_PRI; channelLoop++) |
| 599 | { |
| 600 | dxeChannelMonitor("******** Get Descriptor Snapshot ", |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 601 | &tempDxeCtrlBlk->dxeChannel[channelLoop], |
| 602 | &channelLog); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 603 | dxeChannelRegisterDump(&tempDxeCtrlBlk->dxeChannel[channelLoop], |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 604 | "Abnormal successive empty interrupt", |
| 605 | &channelLog); |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 606 | dxeChannelAllDescDump(&tempDxeCtrlBlk->dxeChannel[channelLoop], |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 607 | channelLoop, |
| 608 | &channelLog); |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 609 | |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 610 | wpalMemoryCopy(channelLog.channelName, |
| 611 | channelType[channelLoop], |
| 612 | WPT_TRPT_CHANNEL_NAME); |
| 613 | wpalPacketStallUpdateInfo(NULL, NULL, &channelLog, channelLoop); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 614 | } |
| 615 | |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 616 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Jeff Johnson | 9e237fb | 2013-10-30 18:46:20 -0700 | [diff] [blame] | 617 | "================== DXE Dump End ======================"); |
Madan Mohan Koyyalamudi | 24a00f9 | 2012-10-22 15:21:02 -0700 | [diff] [blame] | 618 | wpalMemoryFree(msgPtr); |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 619 | |
| 620 | #ifdef FEATURE_WLAN_DIAG_SUPPORT |
| 621 | wpalPacketStallDumpLog(); |
| 622 | #endif /* FEATURE_WLAN_DIAG_SUPPORT */ |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 623 | 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] | 624 | "%s Exit", __func__); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 625 | return; |
| 626 | } |
| 627 | |
| 628 | /*========================================================================== |
| 629 | @ Function Name |
| 630 | dxeRxThreadChannelDebugHandler |
| 631 | |
| 632 | @ Description |
| 633 | Dump RX channel information |
| 634 | |
| 635 | @ Parameters |
| 636 | Wwpt_msg *msgPtr |
| 637 | |
| 638 | @ Return |
| 639 | NONE |
| 640 | |
| 641 | ===========================================================================*/ |
| 642 | void dxeRxThreadChannelDebugHandler |
| 643 | ( |
| 644 | wpt_msg *msgPtr |
| 645 | ) |
| 646 | { |
| 647 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 648 | wpt_uint8 channelLoop; |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 649 | wpt_log_data_stall_channel_type channelLog; |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 650 | |
| 651 | 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] | 652 | "%s Enter", __func__); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 653 | |
| 654 | /* Whatever RIVA power condition try to wakeup RIVA through SMSM |
| 655 | * This will not simply wakeup RIVA |
| 656 | * Just incase TX not wanted stuck, Trigger TX again */ |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 657 | for(channelLoop = WDTS_CHANNEL_RX_LOW_PRI; channelLoop < WDTS_CHANNEL_MAX; channelLoop++) |
| 658 | { |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 659 | if (!WLANDXE_IS_VALID_CHANNEL(channelLoop)) |
| 660 | continue; |
| 661 | |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 662 | dxeChannelMonitor("******** Get Descriptor Snapshot ", |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 663 | &tempDxeCtrlBlk->dxeChannel[channelLoop], |
| 664 | &channelLog); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 665 | dxeChannelRegisterDump(&tempDxeCtrlBlk->dxeChannel[channelLoop], |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 666 | "Abnormal successive empty interrupt", |
| 667 | &channelLog); |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 668 | dxeChannelAllDescDump(&tempDxeCtrlBlk->dxeChannel[channelLoop], |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 669 | channelLoop, &channelLog); |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 670 | |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 671 | wpalMemoryCopy(channelLog.channelName, |
| 672 | channelType[channelLoop], |
| 673 | WPT_TRPT_CHANNEL_NAME); |
| 674 | wpalPacketStallUpdateInfo(NULL, NULL, &channelLog, channelLoop); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 675 | |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 676 | } |
| 677 | |
| 678 | /* Now serialise the message through Tx thread also to make sure |
| 679 | * no register access when RIVA is in powersave */ |
| 680 | /*Use the same message pointer just change the call back function */ |
| 681 | msgPtr->callback = dxeTxThreadChannelDebugHandler; |
| 682 | status = wpalPostTxMsg(WDI_GET_PAL_CTX(), |
| 683 | msgPtr); |
| 684 | if ( eWLAN_PAL_STATUS_SUCCESS != status ) |
| 685 | { |
| 686 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 48139e3 | 2012-10-11 14:43:56 -0700 | [diff] [blame] | 687 | "Tx thread state dump req serialize fail status=%d", |
Jeff Johnson | 9e237fb | 2013-10-30 18:46:20 -0700 | [diff] [blame] | 688 | status); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 689 | } |
| 690 | |
| 691 | 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] | 692 | "%s Exit", __func__); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 693 | return; |
| 694 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 695 | |
| 696 | /*========================================================================== |
| 697 | @ Function Name |
| 698 | dxeCtrlBlkAlloc |
| 699 | |
| 700 | @ Description |
| 701 | Allocate DXE Control block |
| 702 | DXE control block will used by Host DXE driver only, internal structure |
| 703 | Will make ring linked list |
| 704 | |
| 705 | @ Parameters |
| 706 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 707 | DXE host driver main control block |
| 708 | WLANDXE_ChannelCBType *channelEntry |
| 709 | Channel specific control block |
| 710 | |
| 711 | @ Return |
| 712 | wpt_status |
| 713 | |
| 714 | ===========================================================================*/ |
| 715 | static wpt_status dxeCtrlBlkAlloc |
| 716 | ( |
| 717 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 718 | WLANDXE_ChannelCBType *channelEntry |
| 719 | ) |
| 720 | { |
| 721 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 722 | unsigned int idx, fIdx; |
| 723 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = NULL; |
| 724 | WLANDXE_DescCtrlBlkType *freeCtrlBlk = NULL; |
| 725 | WLANDXE_DescCtrlBlkType *prevCtrlBlk = NULL; |
| 726 | WLANDXE_DescCtrlBlkType *nextCtrlBlk = NULL; |
| 727 | |
| 728 | 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] | 729 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 730 | |
| 731 | /* Sanity check */ |
| 732 | if((NULL == dxeCtrlBlk) || (NULL == channelEntry)) |
| 733 | { |
| 734 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 735 | "dxeCtrlBlkAlloc Channel Entry is not valid"); |
| 736 | return eWLAN_PAL_STATUS_E_INVAL; |
| 737 | } |
| 738 | |
| 739 | /* Allocate pre asigned number of control blocks */ |
| 740 | for(idx = 0; idx < channelEntry->numDesc; idx++) |
| 741 | { |
| 742 | currentCtrlBlk = (WLANDXE_DescCtrlBlkType *)wpalMemoryAllocate(sizeof(WLANDXE_DescCtrlBlkType)); |
| 743 | if(NULL == currentCtrlBlk) |
| 744 | { |
| 745 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 746 | "dxeCtrlBlkOpen MemAlloc Fail for channel %d", |
| 747 | channelEntry->channelType); |
| 748 | freeCtrlBlk = channelEntry->headCtrlBlk; |
| 749 | for(fIdx = 0; fIdx < idx; fIdx++) |
| 750 | { |
| 751 | if(NULL == freeCtrlBlk) |
| 752 | { |
| 753 | break; |
| 754 | } |
| 755 | |
| 756 | nextCtrlBlk = freeCtrlBlk->nextCtrlBlk; |
| 757 | wpalMemoryFree((void *)freeCtrlBlk); |
| 758 | freeCtrlBlk = nextCtrlBlk; |
| 759 | } |
| 760 | return eWLAN_PAL_STATUS_E_FAULT; |
| 761 | } |
| 762 | |
| 763 | memset((wpt_uint8 *)currentCtrlBlk, 0, sizeof(WLANDXE_DescCtrlBlkType)); |
| 764 | /* Initialize common elements first */ |
| 765 | currentCtrlBlk->xfrFrame = NULL; |
| 766 | currentCtrlBlk->linkedDesc = NULL; |
| 767 | currentCtrlBlk->linkedDescPhyAddr = 0; |
| 768 | currentCtrlBlk->ctrlBlkOrder = idx; |
| 769 | |
| 770 | /* This is the first control block allocated |
| 771 | * Next Control block is not allocated yet |
| 772 | * head and tail must be first control block */ |
| 773 | if(0 == idx) |
| 774 | { |
| 775 | currentCtrlBlk->nextCtrlBlk = NULL; |
| 776 | channelEntry->headCtrlBlk = currentCtrlBlk; |
| 777 | channelEntry->tailCtrlBlk = currentCtrlBlk; |
| 778 | } |
| 779 | /* This is not first, not last control block |
| 780 | * previous control block may has next linked block */ |
| 781 | else if((0 < idx) && (idx < (channelEntry->numDesc - 1))) |
| 782 | { |
| 783 | prevCtrlBlk->nextCtrlBlk = currentCtrlBlk; |
| 784 | } |
| 785 | /* This is last control blocl |
| 786 | * next control block for the last control block is head, first control block |
| 787 | * then whole linked list made RING */ |
| 788 | else if((channelEntry->numDesc - 1) == idx) |
| 789 | { |
| 790 | prevCtrlBlk->nextCtrlBlk = currentCtrlBlk; |
| 791 | currentCtrlBlk->nextCtrlBlk = channelEntry->headCtrlBlk; |
| 792 | } |
| 793 | else |
| 794 | { |
| 795 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 796 | "dxeCtrlBlkOpen Invalid Ctrl Blk location %d", |
| 797 | channelEntry->channelType); |
| 798 | wpalMemoryFree(currentCtrlBlk); |
| 799 | return eWLAN_PAL_STATUS_E_FAULT; |
| 800 | } |
| 801 | |
| 802 | prevCtrlBlk = currentCtrlBlk; |
| 803 | channelEntry->numFreeDesc++; |
| 804 | } |
| 805 | |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 806 | 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] | 807 | return status; |
| 808 | } |
| 809 | |
| 810 | /*========================================================================== |
| 811 | @ Function Name |
| 812 | dxeDescLinkAlloc |
| 813 | |
| 814 | @ Description |
| 815 | Allocate DXE descriptor |
| 816 | DXE descriptor will be shared by DXE host driver and RIVA DXE engine |
| 817 | Will make RING linked list |
| 818 | Will be linked with Descriptor control block one by one |
| 819 | |
| 820 | @ Parameters |
| 821 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 822 | DXE host driver main control block |
| 823 | WLANDXE_ChannelCBType *channelEntry |
| 824 | Channel specific control block |
| 825 | @ Return |
| 826 | wpt_status |
| 827 | |
| 828 | ===========================================================================*/ |
| 829 | static wpt_status dxeDescAllocAndLink |
| 830 | ( |
| 831 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 832 | WLANDXE_ChannelCBType *channelEntry |
| 833 | ) |
| 834 | { |
| 835 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 836 | WLANDXE_DescType *currentDesc = NULL; |
| 837 | WLANDXE_DescType *prevDesc = NULL; |
| 838 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = NULL; |
| 839 | unsigned int idx; |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 840 | void *physAddressAlloc = NULL; |
| 841 | wpt_uint32 physAddress; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 842 | |
| 843 | 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] | 844 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 845 | |
| 846 | /* Sanity Check */ |
| 847 | if((NULL == dxeCtrlBlk) || (NULL == channelEntry)) |
| 848 | { |
| 849 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 850 | "dxeDescLinkAlloc Channel Entry is not valid"); |
| 851 | return eWLAN_PAL_STATUS_E_INVAL; |
| 852 | } |
| 853 | |
| 854 | currentCtrlBlk = channelEntry->headCtrlBlk; |
| 855 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 856 | /* allocate all DXE descriptors for this channel in one chunk */ |
| 857 | channelEntry->descriptorAllocation = (WLANDXE_DescType *) |
| 858 | wpalDmaMemoryAllocate(sizeof(WLANDXE_DescType)*channelEntry->numDesc, |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 859 | &physAddressAlloc); |
| 860 | physAddress = (wpt_uint32) (uintptr_t)(physAddressAlloc); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 861 | if(NULL == channelEntry->descriptorAllocation) |
| 862 | { |
| 863 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 864 | "dxeDescLinkAlloc Descriptor Alloc Fail"); |
| 865 | return eWLAN_PAL_STATUS_E_RESOURCES; |
| 866 | } |
| 867 | currentDesc = channelEntry->descriptorAllocation; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 868 | |
| 869 | /* Allocate pre asigned number of descriptor */ |
| 870 | for(idx = 0; idx < channelEntry->numDesc; idx++) |
| 871 | { |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 872 | // descriptors were allocated in a chunk -- use the current one |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 873 | if(NULL == currentDesc) |
| 874 | { |
| 875 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 876 | "dxeDescLinkAlloc MemAlloc Fail for channel %d", |
| 877 | channelEntry->channelType); |
| 878 | return eWLAN_PAL_STATUS_E_FAULT; |
| 879 | } |
Mihir Shete | 96cd190 | 2015-03-04 15:47:31 +0530 | [diff] [blame] | 880 | memset((wpt_uint8 *)currentDesc, 0, sizeof(WLANDXE_DescType)); |
| 881 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 882 | "Allocated Descriptor VA %p, PA %p", currentDesc, physAddressAlloc); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 883 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 884 | currentCtrlBlk->linkedDesc = currentDesc; |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 885 | currentCtrlBlk->linkedDescPhyAddr = physAddress; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 886 | /* First descriptor, next none |
| 887 | * descriptor bottom location is first descriptor address */ |
| 888 | if(0 == idx) |
| 889 | { |
| 890 | currentDesc->dxedesc.dxe_short_desc.phyNextL = 0; |
| 891 | channelEntry->DescBottomLoc = currentDesc; |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 892 | channelEntry->descBottomLocPhyAddr = physAddress; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 893 | } |
| 894 | /* Not first, not last descriptor |
| 895 | * may make link for previous descriptor with current descriptor |
| 896 | * ENDIAN SWAP needed ????? */ |
| 897 | else if((0 < idx) && (idx < (channelEntry->numDesc - 1))) |
| 898 | { |
| 899 | prevDesc->dxedesc.dxe_short_desc.phyNextL = |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 900 | WLANDXE_U32_SWAP_ENDIAN(physAddress); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 901 | } |
| 902 | /* Last descriptor |
| 903 | * make a ring by asign next pointer as first descriptor |
| 904 | * ENDIAN SWAP NEEDED ??? */ |
| 905 | else if((channelEntry->numDesc - 1) == idx) |
| 906 | { |
| 907 | prevDesc->dxedesc.dxe_short_desc.phyNextL = |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 908 | WLANDXE_U32_SWAP_ENDIAN(physAddress); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 909 | currentDesc->dxedesc.dxe_short_desc.phyNextL = |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 910 | WLANDXE_U32_SWAP_ENDIAN(channelEntry->headCtrlBlk->linkedDescPhyAddr); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 911 | } |
| 912 | |
| 913 | /* If Current Channel is RX channel PAL Packet and OS packet buffer should be |
| 914 | * Pre allocated and physical address must be assigned into |
| 915 | * Corresponding DXE Descriptor */ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 916 | if((WDTS_CHANNEL_RX_LOW_PRI == channelEntry->channelType) || |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 917 | (WDTS_CHANNEL_RX_HIGH_PRI == channelEntry->channelType) || |
| 918 | (WDTS_CHANNEL_RX_LOG == channelEntry->channelType)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 919 | { |
| 920 | status = dxeRXFrameSingleBufferAlloc(dxeCtrlBlk, |
| 921 | channelEntry, |
| 922 | currentCtrlBlk); |
| 923 | if( !WLAN_PAL_IS_STATUS_SUCCESS(status) ) |
| 924 | { |
| 925 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 926 | "dxeDescLinkAlloc RX Buffer Alloc Fail for channel %d", |
| 927 | channelEntry->channelType); |
| 928 | return status; |
| 929 | } |
| 930 | --channelEntry->numFreeDesc; |
| 931 | } |
| 932 | |
Leo Chang | 7e05f21 | 2013-07-01 19:54:15 -0700 | [diff] [blame] | 933 | if((WDTS_CHANNEL_TX_LOW_PRI == channelEntry->channelType) || |
| 934 | (WDTS_CHANNEL_TX_HIGH_PRI == channelEntry->channelType)) |
| 935 | { |
| 936 | currentDesc->descCtrl.ctrl = channelEntry->extraConfig.cw_ctrl_write; |
| 937 | currentDesc->dxedesc.dxe_short_desc.dstMemAddrL = channelEntry->extraConfig.refWQ_swapped; |
| 938 | } |
| 939 | else if((WDTS_CHANNEL_RX_LOW_PRI == channelEntry->channelType) || |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 940 | (WDTS_CHANNEL_RX_HIGH_PRI == channelEntry->channelType)|| |
| 941 | (WDTS_CHANNEL_RX_LOG == channelEntry->channelType)) |
Leo Chang | 7e05f21 | 2013-07-01 19:54:15 -0700 | [diff] [blame] | 942 | { |
| 943 | currentDesc->descCtrl.ctrl = channelEntry->extraConfig.cw_ctrl_read; |
| 944 | currentDesc->dxedesc.dxe_short_desc.srcMemAddrL = channelEntry->extraConfig.refWQ_swapped; |
| 945 | } |
| 946 | else |
| 947 | { |
Mihir Shete | be94ebb | 2015-05-26 12:07:14 +0530 | [diff] [blame] | 948 | /* Just in case. H2H RX channel, do nothing |
Leo Chang | 7e05f21 | 2013-07-01 19:54:15 -0700 | [diff] [blame] | 949 | * By Definition this must not happen */ |
| 950 | } |
| 951 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 952 | currentCtrlBlk = currentCtrlBlk->nextCtrlBlk; |
| 953 | prevDesc = currentDesc; |
| 954 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 955 | // advance to the next pre-allocated descriptor in the chunk |
| 956 | currentDesc++; |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 957 | physAddress = (physAddress + sizeof(WLANDXE_DescType)); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 958 | } |
| 959 | |
| 960 | 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] | 961 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 962 | return status; |
| 963 | } |
| 964 | |
| 965 | /*========================================================================== |
| 966 | @ Function Name |
| 967 | |
| 968 | @ Description |
| 969 | |
| 970 | @ Parameters |
| 971 | |
| 972 | @ Return |
| 973 | wpt_status |
| 974 | |
| 975 | ===========================================================================*/ |
| 976 | static wpt_status dxeSetInterruptPath |
| 977 | ( |
| 978 | WLANDXE_CtrlBlkType *dxeCtrlBlk |
| 979 | ) |
| 980 | { |
| 981 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 982 | wpt_uint32 interruptPath = 0; |
| 983 | wpt_uint32 idx; |
| 984 | WLANDXE_ChannelCBType *channelEntry = NULL; |
| 985 | |
| 986 | 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] | 987 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 988 | |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 989 | foreach_valid_channel(idx) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 990 | { |
| 991 | channelEntry = &dxeCtrlBlk->dxeChannel[idx]; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 992 | if((WDTS_CHANNEL_TX_LOW_PRI == channelEntry->channelType) || |
| 993 | (WDTS_CHANNEL_TX_HIGH_PRI == channelEntry->channelType)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 994 | { |
| 995 | interruptPath |= (1 << channelEntry->assignedDMAChannel); |
| 996 | } |
| 997 | else if((WDTS_CHANNEL_RX_LOW_PRI == channelEntry->channelType) || |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 998 | (WDTS_CHANNEL_RX_HIGH_PRI == channelEntry->channelType)|| |
Mihir Shete | c4093f9 | 2015-05-28 15:21:11 +0530 | [diff] [blame^] | 999 | (WDTS_CHANNEL_RX_FW_LOG == channelEntry->channelType) || |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 1000 | (WDTS_CHANNEL_RX_LOG == channelEntry->channelType)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1001 | { |
| 1002 | interruptPath |= (1 << (channelEntry->assignedDMAChannel + 16)); |
| 1003 | } |
| 1004 | else |
| 1005 | { |
| 1006 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1007 | "H2H TEST RX???? %d", channelEntry->channelType); |
| 1008 | } |
| 1009 | } |
| 1010 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 1011 | "Interrupt Path Must be 0x%x", interruptPath); |
| 1012 | dxeCtrlBlk->interruptPath = interruptPath; |
| 1013 | wpalWriteRegister(WLANDXE_CCU_DXE_INT_SELECT, interruptPath); |
| 1014 | |
| 1015 | 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] | 1016 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1017 | return status; |
| 1018 | } |
| 1019 | |
| 1020 | /*========================================================================== |
| 1021 | @ Function Name |
| 1022 | dxeEngineCoreStart |
| 1023 | |
| 1024 | @ Description |
| 1025 | Trigger to start RIVA DXE Hardware |
| 1026 | |
| 1027 | @ Parameters |
| 1028 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1029 | DXE host driver main control block |
| 1030 | |
| 1031 | @ Return |
| 1032 | wpt_status |
| 1033 | |
| 1034 | ===========================================================================*/ |
| 1035 | static wpt_status dxeEngineCoreStart |
| 1036 | ( |
| 1037 | WLANDXE_CtrlBlkType *dxeCtrlBlk |
| 1038 | ) |
| 1039 | { |
| 1040 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 1041 | wpt_uint32 registerData = 0; |
Leo Chang | 00708f6 | 2013-12-03 20:21:51 -0800 | [diff] [blame] | 1042 | wpt_uint8 readRetry; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1043 | |
| 1044 | 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] | 1045 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1046 | |
Leo Chang | 00708f6 | 2013-12-03 20:21:51 -0800 | [diff] [blame] | 1047 | #ifdef WCN_PRONTO |
| 1048 | /* Read default */ |
| 1049 | wpalReadRegister(WLANDXE_CCU_SOFT_RESET, ®isterData); |
| 1050 | registerData |= WLANDXE_DMA_CCU_DXE_RESET_MASK; |
| 1051 | |
| 1052 | /* Make reset */ |
| 1053 | wpalWriteRegister(WLANDXE_CCU_SOFT_RESET, registerData); |
| 1054 | |
| 1055 | /* Clear reset */ |
| 1056 | registerData &= ~WLANDXE_DMA_CCU_DXE_RESET_MASK; |
| 1057 | wpalWriteRegister(WLANDXE_CCU_SOFT_RESET, registerData); |
| 1058 | #else |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1059 | /* START This core init is not needed for the integrated system */ |
| 1060 | /* Reset First */ |
| 1061 | registerData = WLANDXE_DMA_CSR_RESET_MASK; |
| 1062 | wpalWriteRegister(WALNDEX_DMA_CSR_ADDRESS, |
| 1063 | registerData); |
Leo Chang | 00708f6 | 2013-12-03 20:21:51 -0800 | [diff] [blame] | 1064 | #endif /* WCN_PRONTO */ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1065 | |
Leo Chang | 00708f6 | 2013-12-03 20:21:51 -0800 | [diff] [blame] | 1066 | for(readRetry = 0; readRetry < WLANDXE_CSR_MAX_READ_COUNT; readRetry++) |
| 1067 | { |
| 1068 | wpalWriteRegister(WALNDEX_DMA_CSR_ADDRESS, |
| 1069 | WLANDXE_CSR_DEFAULT_ENABLE); |
| 1070 | wpalReadRegister(WALNDEX_DMA_CSR_ADDRESS, ®isterData); |
| 1071 | if(!(registerData & WLANDXE_DMA_CSR_EN_MASK)) |
| 1072 | { |
| 1073 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1074 | "%s CSR 0x%x, count %d", |
| 1075 | __func__, registerData, readRetry); |
| 1076 | /* CSR is not valid value, re-try to write */ |
| 1077 | wpalBusyWait(WLANDXE_CSR_NEXT_READ_WAIT); |
| 1078 | } |
| 1079 | else |
| 1080 | { |
| 1081 | break; |
| 1082 | } |
| 1083 | } |
| 1084 | if(WLANDXE_CSR_MAX_READ_COUNT == readRetry) |
| 1085 | { |
| 1086 | /* MAX wait, still cannot write correct value |
| 1087 | * Panic device */ |
| 1088 | wpalDevicePanic(); |
| 1089 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1090 | |
| 1091 | /* Is This needed? |
| 1092 | * Not sure, revisit with integrated system */ |
| 1093 | /* END This core init is not needed for the integrated system */ |
| 1094 | |
| 1095 | dxeSetInterruptPath(dxeCtrlBlk); |
| 1096 | 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] | 1097 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1098 | return status; |
| 1099 | } |
| 1100 | |
| 1101 | /*========================================================================== |
| 1102 | @ Function Name |
| 1103 | dxeChannelInitProgram |
| 1104 | |
| 1105 | @ Description |
| 1106 | Program RIVA DXE engine register with initial value |
| 1107 | What must be programmed |
| 1108 | - Source Address (SADRL, chDXESadrlRegAddr) |
| 1109 | - Destination address (DADRL, chDXEDadrlRegAddr) |
| 1110 | - Next Descriptor address (DESCL, chDXEDesclRegAddr) |
| 1111 | - current descriptor address (LST_DESCL, chDXELstDesclRegAddr) |
| 1112 | |
| 1113 | Not need to program now |
| 1114 | - Channel Control register (CH_CTRL, chDXECtrlRegAddr) |
| 1115 | TX : Have to program to trigger send out frame |
| 1116 | RX : programmed by DXE engine |
| 1117 | |
| 1118 | @ Parameters |
| 1119 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1120 | DXE host driver main control block |
| 1121 | WLANDXE_ChannelCBType *channelEntry |
| 1122 | Channel specific control block |
| 1123 | @ Return |
| 1124 | wpt_status |
| 1125 | |
| 1126 | ===========================================================================*/ |
| 1127 | static wpt_status dxeChannelInitProgram |
| 1128 | ( |
| 1129 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1130 | WLANDXE_ChannelCBType *channelEntry |
| 1131 | ) |
| 1132 | { |
| 1133 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 1134 | wpt_uint32 idx; |
| 1135 | WLANDXE_DescType *currentDesc = NULL; |
| 1136 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = NULL; |
| 1137 | |
| 1138 | 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] | 1139 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1140 | |
| 1141 | /* Sanity Check */ |
| 1142 | if((NULL == dxeCtrlBlk) || (NULL == channelEntry)) |
| 1143 | { |
| 1144 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1145 | "dxeChannelInitProgram Channel Entry is not valid"); |
| 1146 | return eWLAN_PAL_STATUS_E_INVAL; |
| 1147 | } |
| 1148 | |
| 1149 | /* Program Source address and destination adderss */ |
| 1150 | if(!channelEntry->channelConfig.useShortDescFmt) |
| 1151 | { |
| 1152 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1153 | "dxeChannelInitProgram Long Descriptor not support yet"); |
| 1154 | return eWLAN_PAL_STATUS_E_FAILURE; |
| 1155 | } |
| 1156 | |
| 1157 | /* Common register area */ |
| 1158 | /* Next linked list Descriptor pointer */ |
| 1159 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDesclRegAddr, |
| 1160 | channelEntry->headCtrlBlk->linkedDescPhyAddr); |
| 1161 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1162 | { |
| 1163 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1164 | "dxeChannelInitProgram Write DESC Address register fail"); |
| 1165 | return status; |
| 1166 | } |
| 1167 | |
| 1168 | if((WDTS_CHANNEL_TX_LOW_PRI == channelEntry->channelType) || |
| 1169 | (WDTS_CHANNEL_TX_HIGH_PRI == channelEntry->channelType)) |
| 1170 | { |
| 1171 | /* Program default registers */ |
| 1172 | /* TX DMA channel, DMA destination address is work Q */ |
| 1173 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDadrlRegAddr, |
| 1174 | channelEntry->channelConfig.refWQ); |
| 1175 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1176 | { |
| 1177 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1178 | "dxeChannelInitProgram Write TX DAddress register fail"); |
| 1179 | return status; |
| 1180 | } |
| 1181 | } |
| 1182 | else if((WDTS_CHANNEL_RX_LOW_PRI == channelEntry->channelType) || |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 1183 | (WDTS_CHANNEL_RX_HIGH_PRI == channelEntry->channelType) || |
| 1184 | (WDTS_CHANNEL_RX_LOG == channelEntry->channelType)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1185 | { |
| 1186 | /* Initialize Descriptor control Word First */ |
| 1187 | currentCtrlBlk = channelEntry->headCtrlBlk; |
| 1188 | for(idx = 0; idx < channelEntry->channelConfig.nDescs; idx++) |
| 1189 | { |
| 1190 | currentDesc = currentCtrlBlk->linkedDesc; |
| 1191 | currentCtrlBlk = currentCtrlBlk->nextCtrlBlk; |
| 1192 | } |
| 1193 | |
| 1194 | /* RX DMA channel, DMA source address is work Q */ |
| 1195 | status = wpalWriteRegister(channelEntry->channelRegister.chDXESadrlRegAddr, |
| 1196 | channelEntry->channelConfig.refWQ); |
| 1197 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1198 | { |
| 1199 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1200 | "dxeChannelInitProgram Write RX SAddress WQ register fail"); |
| 1201 | return status; |
| 1202 | } |
| 1203 | |
| 1204 | /* RX DMA channel, Program pre allocated destination Address */ |
| 1205 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDadrlRegAddr, |
| 1206 | WLANDXE_U32_SWAP_ENDIAN(channelEntry->DescBottomLoc->dxedesc.dxe_short_desc.phyNextL)); |
| 1207 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1208 | { |
| 1209 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1210 | "dxeChannelInitProgram Write RX DAddress register fail"); |
| 1211 | return status; |
| 1212 | } |
| 1213 | |
| 1214 | /* RX Channels, default Control registers MUST BE ENABLED */ |
| 1215 | wpalWriteRegister(channelEntry->channelRegister.chDXECtrlRegAddr, |
| 1216 | channelEntry->extraConfig.chan_mask); |
| 1217 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1218 | { |
| 1219 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1220 | "dxeChannelInitProgram Write RX Control register fail"); |
| 1221 | return status; |
| 1222 | } |
| 1223 | } |
| 1224 | else |
| 1225 | { |
| 1226 | /* H2H test channel, not use work Q */ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1227 | } |
| 1228 | |
| 1229 | 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] | 1230 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1231 | return status; |
| 1232 | } |
| 1233 | |
| 1234 | |
| 1235 | /*========================================================================== |
| 1236 | @ Function Name |
| 1237 | dxeChannelStart |
| 1238 | |
| 1239 | @ Description |
| 1240 | Start Specific Channel |
| 1241 | |
| 1242 | @ Parameters |
| 1243 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1244 | DXE host driver main control block |
| 1245 | WLANDXE_ChannelCBType *channelEntry |
| 1246 | Channel specific control block |
| 1247 | |
| 1248 | @ Return |
| 1249 | wpt_status |
| 1250 | |
| 1251 | ===========================================================================*/ |
| 1252 | static wpt_status dxeChannelStart |
| 1253 | ( |
| 1254 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1255 | WLANDXE_ChannelCBType *channelEntry |
| 1256 | ) |
| 1257 | { |
| 1258 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 1259 | wpt_uint32 regValue = 0; |
| 1260 | wpt_uint32 intMaskVal = 0; |
| 1261 | |
| 1262 | 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] | 1263 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1264 | |
| 1265 | channelEntry->extraConfig.chEnabled = eWLAN_PAL_TRUE; |
| 1266 | channelEntry->extraConfig.chConfigured = eWLAN_PAL_TRUE; |
| 1267 | |
| 1268 | /* Enable individual channel |
| 1269 | * not to break current channel setup, first read register */ |
| 1270 | status = wpalReadRegister(WALNDEX_DMA_CH_EN_ADDRESS, |
| 1271 | ®Value); |
| 1272 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1273 | { |
| 1274 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1275 | "dxeChannelStart Read Channel Enable register fail"); |
| 1276 | return status; |
| 1277 | } |
| 1278 | |
| 1279 | /* Enable Channel specific Interrupt */ |
| 1280 | status = wpalReadRegister(WLANDXE_INT_MASK_REG_ADDRESS, |
| 1281 | &intMaskVal); |
| 1282 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1283 | { |
| 1284 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1285 | "dxeChannelStart Read INT_MASK register fail"); |
| 1286 | return status; |
| 1287 | } |
| 1288 | intMaskVal |= channelEntry->extraConfig.intMask; |
| 1289 | status = wpalWriteRegister(WLANDXE_INT_MASK_REG_ADDRESS, |
| 1290 | intMaskVal); |
| 1291 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1292 | { |
| 1293 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1294 | "dxeChannelStart Write INT_MASK register fail"); |
| 1295 | return status; |
| 1296 | } |
| 1297 | |
| 1298 | 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] | 1299 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1300 | return status; |
| 1301 | } |
| 1302 | |
| 1303 | /*========================================================================== |
| 1304 | @ Function Name |
| 1305 | dxeChannelStop |
| 1306 | |
| 1307 | @ Description |
| 1308 | Stop Specific Channel |
| 1309 | |
| 1310 | @ Parameters |
| 1311 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1312 | DXE host driver main control block |
| 1313 | WLANDXE_ChannelCBType *channelEntry |
| 1314 | Channel specific control block |
| 1315 | |
| 1316 | @ Return |
| 1317 | wpt_status |
| 1318 | |
| 1319 | ===========================================================================*/ |
| 1320 | static wpt_status dxeChannelStop |
| 1321 | ( |
| 1322 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1323 | WLANDXE_ChannelCBType *channelEntry |
| 1324 | ) |
| 1325 | { |
| 1326 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 1327 | wpt_uint32 intMaskVal = 0; |
| 1328 | |
| 1329 | 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] | 1330 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1331 | |
| 1332 | /* Sanity */ |
| 1333 | if((NULL == dxeCtrlBlk) || (NULL == channelEntry)) |
| 1334 | { |
| 1335 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1336 | "dxeChannelStop Invalid arg input"); |
| 1337 | return eWLAN_PAL_STATUS_E_INVAL; |
| 1338 | } |
| 1339 | |
Madan Mohan Koyyalamudi | d57ae63 | 2012-11-06 18:42:48 -0800 | [diff] [blame] | 1340 | if ( (channelEntry->extraConfig.chEnabled != eWLAN_PAL_TRUE) || |
| 1341 | (channelEntry->extraConfig.chConfigured != eWLAN_PAL_TRUE)) |
| 1342 | { |
| 1343 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1344 | "dxeChannelStop channels are not enabled "); |
Madan Mohan Koyyalamudi | b2cb8be | 2012-11-27 15:07:43 -0800 | [diff] [blame] | 1345 | return status; |
Madan Mohan Koyyalamudi | d57ae63 | 2012-11-06 18:42:48 -0800 | [diff] [blame] | 1346 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1347 | /* Maskout interrupt */ |
| 1348 | status = wpalReadRegister(WLANDXE_INT_MASK_REG_ADDRESS, |
| 1349 | &intMaskVal); |
| 1350 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1351 | { |
| 1352 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1353 | "dxeChannelStop Read INT_MASK register fail"); |
| 1354 | return status; |
| 1355 | } |
| 1356 | intMaskVal ^= channelEntry->extraConfig.intMask; |
| 1357 | status = wpalWriteRegister(WLANDXE_INT_MASK_REG_ADDRESS, |
| 1358 | intMaskVal); |
| 1359 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1360 | { |
| 1361 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1362 | "dxeChannelStop Write INT_MASK register fail"); |
| 1363 | return status; |
| 1364 | } |
| 1365 | |
| 1366 | channelEntry->extraConfig.chEnabled = eWLAN_PAL_FALSE; |
| 1367 | |
| 1368 | /* Stop Channel ??? */ |
| 1369 | 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] | 1370 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1371 | return status; |
| 1372 | } |
| 1373 | |
| 1374 | /*========================================================================== |
| 1375 | @ Function Name |
| 1376 | dxeChannelClose |
| 1377 | |
| 1378 | @ Description |
| 1379 | Close Specific Channel |
| 1380 | Free pre allocated RX frame buffer if RX channel |
| 1381 | Free DXE descriptor for each channel |
| 1382 | Free Descriptor control block for each channel |
| 1383 | |
| 1384 | @ Parameters |
| 1385 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1386 | DXE host driver main control block |
| 1387 | WLANDXE_ChannelCBType *channelEntry |
| 1388 | Channel specific control block |
| 1389 | |
| 1390 | @ Return |
| 1391 | wpt_status |
| 1392 | |
| 1393 | ===========================================================================*/ |
| 1394 | static wpt_status dxeChannelClose |
| 1395 | ( |
| 1396 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1397 | WLANDXE_ChannelCBType *channelEntry |
| 1398 | ) |
| 1399 | { |
| 1400 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 1401 | wpt_uint32 idx; |
| 1402 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = NULL; |
| 1403 | WLANDXE_DescCtrlBlkType *nextCtrlBlk = NULL; |
| 1404 | WLANDXE_DescType *currentDescriptor = NULL; |
| 1405 | WLANDXE_DescType *nextDescriptor = NULL; |
| 1406 | |
| 1407 | 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] | 1408 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1409 | |
| 1410 | /* Sanity */ |
| 1411 | if((NULL == dxeCtrlBlk) || (NULL == channelEntry)) |
| 1412 | { |
| 1413 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1414 | "dxeChannelStop Invalid arg input"); |
| 1415 | return eWLAN_PAL_STATUS_E_INVAL; |
| 1416 | } |
| 1417 | |
| 1418 | currentCtrlBlk = channelEntry->headCtrlBlk; |
| 1419 | if(NULL != currentCtrlBlk) |
| 1420 | { |
| 1421 | currentDescriptor = currentCtrlBlk->linkedDesc; |
| 1422 | for(idx = 0; idx < channelEntry->numDesc; idx++) |
| 1423 | { |
| 1424 | if (idx + 1 != channelEntry->numDesc) |
| 1425 | { |
| 1426 | nextCtrlBlk = currentCtrlBlk->nextCtrlBlk; |
| 1427 | nextDescriptor = nextCtrlBlk->linkedDesc; |
| 1428 | } |
| 1429 | else |
| 1430 | { |
| 1431 | nextCtrlBlk = NULL; |
| 1432 | nextDescriptor = NULL; |
| 1433 | } |
| 1434 | if((WDTS_CHANNEL_RX_LOW_PRI == channelEntry->channelType) || |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 1435 | (WDTS_CHANNEL_RX_HIGH_PRI == channelEntry->channelType) || |
| 1436 | (WDTS_CHANNEL_RX_LOG == channelEntry->channelType)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1437 | { |
| 1438 | if (NULL != currentCtrlBlk->xfrFrame) |
| 1439 | { |
| 1440 | wpalUnlockPacket(currentCtrlBlk->xfrFrame); |
| 1441 | wpalPacketFree(currentCtrlBlk->xfrFrame); |
| 1442 | } |
| 1443 | } |
| 1444 | /* |
| 1445 | * It is the responsibility of DXE to walk through the |
| 1446 | * descriptor chain and unlock any pending packets (if |
| 1447 | * locked). |
| 1448 | */ |
| 1449 | if((WDTS_CHANNEL_TX_LOW_PRI == channelEntry->channelType) || |
| 1450 | (WDTS_CHANNEL_TX_HIGH_PRI == channelEntry->channelType)) |
| 1451 | { |
| 1452 | if((NULL != currentCtrlBlk->xfrFrame) && |
| 1453 | (eWLAN_PAL_STATUS_SUCCESS == wpalIsPacketLocked(currentCtrlBlk->xfrFrame))) |
| 1454 | { |
| 1455 | wpalUnlockPacket(currentCtrlBlk->xfrFrame); |
| 1456 | wpalPacketFree(currentCtrlBlk->xfrFrame); |
| 1457 | } |
| 1458 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1459 | wpalMemoryFree(currentCtrlBlk); |
| 1460 | |
| 1461 | currentCtrlBlk = nextCtrlBlk; |
| 1462 | currentDescriptor = nextDescriptor; |
Madan Mohan Koyyalamudi | 74719a1 | 2012-10-21 12:09:36 -0700 | [diff] [blame] | 1463 | if(NULL == currentCtrlBlk) |
| 1464 | { |
| 1465 | /* Already reach last of the control block |
| 1466 | * Not need to process anymore, break */ |
| 1467 | break; |
| 1468 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1469 | } |
| 1470 | } |
| 1471 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1472 | // descriptors were allocated as a single chunk so free the chunk |
| 1473 | if(NULL != channelEntry->descriptorAllocation) |
| 1474 | { |
| 1475 | wpalDmaMemoryFree(channelEntry->descriptorAllocation); |
| 1476 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1477 | |
| 1478 | 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] | 1479 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1480 | return status; |
| 1481 | } |
| 1482 | |
| 1483 | /*========================================================================== |
| 1484 | @ Function Name |
| 1485 | dxeChannelCleanInt |
| 1486 | |
| 1487 | @ Description |
| 1488 | Clean up interrupt from RIVA HW |
| 1489 | After Host finish to handle interrupt, interrupt signal must be cleaned up |
| 1490 | Otherwise next interrupt will not be generated |
| 1491 | |
| 1492 | @ Parameters |
| 1493 | WLANDXE_ChannelCBType *channelEntry |
| 1494 | Channel specific control block |
| 1495 | wpt_uint32 *chStat |
| 1496 | Channel Status register value |
| 1497 | |
| 1498 | @ Return |
| 1499 | wpt_status |
| 1500 | |
| 1501 | ===========================================================================*/ |
| 1502 | static wpt_status dxeChannelCleanInt |
| 1503 | ( |
| 1504 | WLANDXE_ChannelCBType *channelEntry, |
| 1505 | wpt_uint32 *chStat |
| 1506 | ) |
| 1507 | { |
| 1508 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 1509 | |
| 1510 | 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] | 1511 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1512 | |
| 1513 | /* Read Channel Status Register to know why INT Happen */ |
| 1514 | status = wpalReadRegister(channelEntry->channelRegister.chDXEStatusRegAddr, |
| 1515 | chStat); |
| 1516 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1517 | { |
| 1518 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1519 | "dxeChannelCleanInt Read CH STAT register fail"); |
| 1520 | return eWLAN_PAL_STATUS_E_FAULT; |
| 1521 | } |
| 1522 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 1523 | "%s Channel INT Clean, Status 0x%x", |
| 1524 | channelType[channelEntry->channelType], *chStat); |
| 1525 | |
| 1526 | /* Clean up all the INT within this channel */ |
| 1527 | status = wpalWriteRegister(WLANDXE_INT_CLR_ADDRESS, |
| 1528 | (1 << channelEntry->assignedDMAChannel)); |
| 1529 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1530 | { |
| 1531 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1532 | "dxeChannelCleanInt Write CH Clean register fail"); |
| 1533 | return eWLAN_PAL_STATUS_E_FAULT; |
| 1534 | } |
| 1535 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 1536 | /* Clean up Error INT Bit */ |
| 1537 | if(WLANDXE_CH_STAT_INT_ERR_MASK & *chStat) |
| 1538 | { |
| 1539 | status = wpalWriteRegister(WLANDXE_INT_ERR_CLR_ADDRESS, |
| 1540 | (1 << channelEntry->assignedDMAChannel)); |
| 1541 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1542 | { |
| 1543 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1544 | "dxeChannelCleanInt Read CH STAT register fail"); |
| 1545 | return eWLAN_PAL_STATUS_E_FAULT; |
| 1546 | } |
| 1547 | } |
| 1548 | |
| 1549 | /* Clean up DONE INT Bit */ |
| 1550 | if(WLANDXE_CH_STAT_INT_DONE_MASK & *chStat) |
| 1551 | { |
| 1552 | status = wpalWriteRegister(WLANDXE_INT_DONE_CLR_ADDRESS, |
| 1553 | (1 << channelEntry->assignedDMAChannel)); |
| 1554 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1555 | { |
| 1556 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1557 | "dxeChannelCleanInt Read CH STAT register fail"); |
| 1558 | return eWLAN_PAL_STATUS_E_FAULT; |
| 1559 | } |
| 1560 | } |
| 1561 | |
| 1562 | /* Clean up ED INT Bit */ |
| 1563 | if(WLANDXE_CH_STAT_INT_ED_MASK & *chStat) |
| 1564 | { |
| 1565 | status = wpalWriteRegister(WLANDXE_INT_ED_CLR_ADDRESS, |
| 1566 | (1 << channelEntry->assignedDMAChannel)); |
| 1567 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1568 | { |
| 1569 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1570 | "dxeChannelCleanInt Read CH STAT register fail"); |
| 1571 | return eWLAN_PAL_STATUS_E_FAULT; |
| 1572 | } |
| 1573 | } |
| 1574 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1575 | 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] | 1576 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1577 | return status; |
| 1578 | } |
| 1579 | |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 1580 | #ifdef WLAN_DXE_LOW_RESOURCE_TIMER |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1581 | /*========================================================================== |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 1582 | @ Function Name |
| 1583 | dxeRXResourceAvailableTimerExpHandler |
| 1584 | |
| 1585 | @ Description |
| 1586 | During pre-set timeperiod, if free available RX buffer is not allocated |
| 1587 | Trigger Driver re-loading to recover RX dead end |
| 1588 | |
| 1589 | @ Parameters |
| 1590 | v_VOID_t *usrData |
| 1591 | DXE context |
| 1592 | |
| 1593 | @ Return |
| 1594 | NONE |
| 1595 | |
| 1596 | ===========================================================================*/ |
| 1597 | void dxeRXResourceAvailableTimerExpHandler |
| 1598 | ( |
| 1599 | void *usrData |
| 1600 | ) |
| 1601 | { |
Katya Nigam | 93888ff | 2014-02-10 17:58:11 +0530 | [diff] [blame] | 1602 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
Mihir Shete | 058fcff | 2014-06-26 18:54:06 +0530 | [diff] [blame] | 1603 | wpt_uint32 numRxFreePackets; |
Mihir Shete | d183cef | 2014-09-26 19:17:56 +0530 | [diff] [blame] | 1604 | wpt_uint32 numAllocFailures; |
Katya Nigam | 93888ff | 2014-02-10 17:58:11 +0530 | [diff] [blame] | 1605 | |
| 1606 | dxeCtxt = (WLANDXE_CtrlBlkType *)usrData; |
| 1607 | |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 1608 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 1609 | "RX Low resource, Durign wait time period %d, RX resource not allocated", |
Katya Nigam | a6fbf66 | 2015-03-17 18:35:47 +0530 | [diff] [blame] | 1610 | wpalGetDxeReplenishRXTimerVal()); |
Katya Nigam | 93888ff | 2014-02-10 17:58:11 +0530 | [diff] [blame] | 1611 | |
Mihir Shete | 058fcff | 2014-06-26 18:54:06 +0530 | [diff] [blame] | 1612 | //This API wil also try to replenish packets |
| 1613 | wpalGetNumRxFreePacket(&numRxFreePackets); |
Mihir Shete | d183cef | 2014-09-26 19:17:56 +0530 | [diff] [blame] | 1614 | wpalGetNumRxPacketAllocFailures(&numAllocFailures); |
Mihir Shete | 058fcff | 2014-06-26 18:54:06 +0530 | [diff] [blame] | 1615 | |
Mihir Shete | d183cef | 2014-09-26 19:17:56 +0530 | [diff] [blame] | 1616 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 1617 | "Free Packets: %u, Alloc Failures: %u", |
| 1618 | numRxFreePackets, numAllocFailures); |
Mihir Shete | 058fcff | 2014-06-26 18:54:06 +0530 | [diff] [blame] | 1619 | if (numRxFreePackets > 0) |
| 1620 | { |
| 1621 | /* If no. of free packets is greater than 0, it means |
| 1622 | * that some packets were replenished and can be used |
| 1623 | * by DXE to receive frames. So try to restart the |
| 1624 | * resourceAvailable timer here, it will be stopped |
| 1625 | * by the DXE's low resource callback if atleast one |
| 1626 | * free packet reaches DXE. |
| 1627 | */ |
| 1628 | if (NULL != dxeCtxt) |
| 1629 | { |
| 1630 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 1631 | "%s: Replenish successful. Restart the Rx Low resource timer", |
| 1632 | __func__); |
| 1633 | wpalTimerStart(&dxeCtxt->rxResourceAvailableTimer, |
Katya Nigam | a6fbf66 | 2015-03-17 18:35:47 +0530 | [diff] [blame] | 1634 | wpalGetDxeReplenishRXTimerVal()); |
Mihir Shete | 058fcff | 2014-06-26 18:54:06 +0530 | [diff] [blame] | 1635 | return; |
| 1636 | } |
| 1637 | } |
Katya Nigam | a6fbf66 | 2015-03-17 18:35:47 +0530 | [diff] [blame] | 1638 | if(wpalIsDxeSSREnable()) |
| 1639 | { |
| 1640 | if (NULL != dxeCtxt) |
| 1641 | dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE; |
Mihir Shete | 058fcff | 2014-06-26 18:54:06 +0530 | [diff] [blame] | 1642 | |
Katya Nigam | a6fbf66 | 2015-03-17 18:35:47 +0530 | [diff] [blame] | 1643 | wpalWlanReload(); |
Katya Nigam | 93888ff | 2014-02-10 17:58:11 +0530 | [diff] [blame] | 1644 | |
Katya Nigam | a6fbf66 | 2015-03-17 18:35:47 +0530 | [diff] [blame] | 1645 | if (NULL != usrData) |
| 1646 | dxeStartSSRTimer((WLANDXE_CtrlBlkType *)usrData); |
| 1647 | } |
| 1648 | else |
| 1649 | { |
| 1650 | wpalTimerStart(&dxeCtxt->rxResourceAvailableTimer, |
| 1651 | wpalGetDxeReplenishRXTimerVal()); |
| 1652 | } |
Mihir Shete | fdc9f53 | 2014-01-09 15:03:02 +0530 | [diff] [blame] | 1653 | return; |
| 1654 | } |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 1655 | #endif |
Mihir Shete | fdc9f53 | 2014-01-09 15:03:02 +0530 | [diff] [blame] | 1656 | |
| 1657 | /*========================================================================== |
| 1658 | @ Function Name |
| 1659 | dxeStartSSRTimer |
| 1660 | |
| 1661 | @ Description |
| 1662 | Start the dxeSSRTimer after issuing the FIQ to restart the WCN chip, |
| 1663 | this makes sure that if the chip does not respond to the FIQ within |
| 1664 | the timeout period the dxeSSRTimer expiration handler will take the |
| 1665 | appropriate action. |
| 1666 | |
| 1667 | @ Parameters |
| 1668 | NONE |
| 1669 | |
| 1670 | @ Return |
| 1671 | NONE |
| 1672 | |
| 1673 | ===========================================================================*/ |
| 1674 | static void dxeStartSSRTimer |
| 1675 | ( |
| 1676 | WLANDXE_CtrlBlkType *dxeCtxt |
| 1677 | ) |
| 1678 | { |
| 1679 | if(VOS_TIMER_STATE_RUNNING != |
| 1680 | wpalTimerGetCurStatus(&dxeCtxt->dxeSSRTimer)) |
| 1681 | { |
| 1682 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 1683 | "%s: Starting SSR Timer",__func__); |
| 1684 | wpalTimerStart(&dxeCtxt->dxeSSRTimer, |
| 1685 | T_WLANDXE_SSR_TIMEOUT); |
| 1686 | } |
| 1687 | } |
| 1688 | |
| 1689 | /*========================================================================== |
| 1690 | @ Function Name |
| 1691 | dxeSSRTimerExpHandler |
| 1692 | |
| 1693 | @ Description |
| 1694 | Issue an explicit subsystem restart of the wcnss subsystem if the |
| 1695 | WCN chip does not respond to the FIQ within the timeout period |
| 1696 | |
| 1697 | @ Parameters |
| 1698 | v_VOID_t *usrData |
| 1699 | |
| 1700 | @ Return |
| 1701 | NONE |
| 1702 | |
| 1703 | ===========================================================================*/ |
| 1704 | void dxeSSRTimerExpHandler |
| 1705 | ( |
| 1706 | void *usrData |
| 1707 | ) |
| 1708 | { |
| 1709 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 1710 | "DXE not shutdown %d ms after FIQ!! Issue SSR", |
| 1711 | T_WLANDXE_SSR_TIMEOUT); |
| 1712 | wpalRivaSubystemRestart(); |
| 1713 | |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 1714 | return; |
| 1715 | } |
| 1716 | |
| 1717 | /*========================================================================== |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1718 | @ Function Name |
| 1719 | dxeRXPacketAvailableCB |
| 1720 | |
| 1721 | @ Description |
| 1722 | If RX frame handler encounts RX buffer pool empty condition, |
| 1723 | DXE RX handle loop will be blocked till get available RX buffer pool. |
| 1724 | When new RX buffer pool available, Packet available CB function will |
| 1725 | be called. |
| 1726 | |
| 1727 | @ Parameters |
| 1728 | wpt_packet *freePacket |
| 1729 | Newly allocated RX buffer |
| 1730 | v_VOID_t *usrData |
| 1731 | DXE context |
| 1732 | |
| 1733 | @ Return |
| 1734 | NONE |
| 1735 | |
| 1736 | ===========================================================================*/ |
| 1737 | void dxeRXPacketAvailableCB |
| 1738 | ( |
| 1739 | wpt_packet *freePacket, |
| 1740 | v_VOID_t *usrData |
| 1741 | ) |
| 1742 | { |
| 1743 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
| 1744 | wpt_status status; |
| 1745 | |
| 1746 | /* Simple Sanity */ |
| 1747 | if((NULL == freePacket) || (NULL == usrData)) |
| 1748 | { |
| 1749 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 1750 | "Get Free RX Buffer fail, Critical Error"); |
| 1751 | HDXE_ASSERT(0); |
| 1752 | return; |
| 1753 | } |
| 1754 | |
| 1755 | dxeCtxt = (WLANDXE_CtrlBlkType *)usrData; |
| 1756 | |
| 1757 | if(WLANDXE_CTXT_COOKIE != dxeCtxt->dxeCookie) |
| 1758 | { |
| 1759 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 1760 | "DXE Context data corrupted, Critical Error"); |
| 1761 | HDXE_ASSERT(0); |
| 1762 | return; |
| 1763 | } |
| 1764 | |
| 1765 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
| 1766 | "DXE RX packet available, post MSG to RX Thread"); |
| 1767 | |
| 1768 | dxeCtxt->freeRXPacket = freePacket; |
| 1769 | |
| 1770 | /* Serialize RX Packet Available message upon RX thread */ |
Manjunathappa Prakash | fb58546 | 2013-12-23 19:07:07 -0800 | [diff] [blame] | 1771 | if (NULL == dxeCtxt->rxPktAvailMsg) |
| 1772 | { |
| 1773 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 1774 | "DXE NULL pkt"); |
| 1775 | HDXE_ASSERT(0); |
| 1776 | return; |
| 1777 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1778 | |
| 1779 | status = wpalPostRxMsg(WDI_GET_PAL_CTX(), |
| 1780 | dxeCtxt->rxPktAvailMsg); |
| 1781 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1782 | { |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1783 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 1784 | "dxeRXPacketAvailableCB serialize fail"); |
| 1785 | } |
| 1786 | |
| 1787 | return; |
| 1788 | } |
| 1789 | |
| 1790 | /*========================================================================== |
| 1791 | @ Function Name |
| 1792 | dxeRXFrameSingleBufferAlloc |
| 1793 | |
| 1794 | @ Description |
| 1795 | Allocate Platform packet buffer to prepare RX frame |
| 1796 | RX frame memory space must be pre allocted and must be asigned to |
| 1797 | descriptor |
| 1798 | then whenever DMA engine want to tranfer frame from BMU, |
| 1799 | buffer must be ready |
| 1800 | |
| 1801 | @ Parameters |
| 1802 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1803 | DXE host driver main control block |
| 1804 | WLANDXE_ChannelCBType *channelEntry |
| 1805 | Channel specific control block |
| 1806 | WLANDXE_DescCtrlBlkType currentCtrlBlock |
| 1807 | current control block which have to be asigned |
| 1808 | frame buffer |
| 1809 | |
| 1810 | @ Return |
| 1811 | wpt_status |
| 1812 | |
| 1813 | ===========================================================================*/ |
| 1814 | static wpt_status dxeRXFrameSingleBufferAlloc |
| 1815 | ( |
| 1816 | WLANDXE_CtrlBlkType *dxeCtxt, |
| 1817 | WLANDXE_ChannelCBType *channelEntry, |
| 1818 | WLANDXE_DescCtrlBlkType *currentCtrlBlock |
| 1819 | ) |
| 1820 | { |
| 1821 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 1822 | wpt_packet *currentPalPacketBuffer = NULL; |
| 1823 | WLANDXE_DescType *currentDesc = NULL; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1824 | wpt_iterator iterator; |
| 1825 | wpt_uint32 allocatedSize = 0; |
| 1826 | void *physAddress = NULL; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1827 | |
| 1828 | currentDesc = currentCtrlBlock->linkedDesc; |
| 1829 | |
Leo Chang | 7e05f21 | 2013-07-01 19:54:15 -0700 | [diff] [blame] | 1830 | if(currentDesc->descCtrl.valid) |
| 1831 | { |
| 1832 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1833 | "This Descriptor is valid, Do not refill"); |
| 1834 | return eWLAN_PAL_STATUS_E_EXISTS; |
| 1835 | } |
| 1836 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1837 | /* First check if a packet pointer has already been provided by a previously |
| 1838 | invoked Rx packet available callback. If so use that packet. */ |
| 1839 | if(dxeCtxt->rxPalPacketUnavailable && (NULL != dxeCtxt->freeRXPacket)) |
| 1840 | { |
| 1841 | currentPalPacketBuffer = dxeCtxt->freeRXPacket; |
| 1842 | dxeCtxt->rxPalPacketUnavailable = eWLAN_PAL_FALSE; |
| 1843 | dxeCtxt->freeRXPacket = NULL; |
Mihir Shete | d183cef | 2014-09-26 19:17:56 +0530 | [diff] [blame] | 1844 | |
| 1845 | if (channelEntry->doneIntDisabled) |
| 1846 | { |
| 1847 | wpalWriteRegister(channelEntry->channelRegister.chDXECtrlRegAddr, |
| 1848 | channelEntry->extraConfig.chan_mask); |
| 1849 | channelEntry->doneIntDisabled = 0; |
| 1850 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1851 | } |
| 1852 | else if(!dxeCtxt->rxPalPacketUnavailable) |
| 1853 | { |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 1854 | /* Allocate platform Packet buffer and OS Frame Buffer at here */ |
| 1855 | currentPalPacketBuffer = wpalPacketAlloc(eWLAN_PAL_PKT_TYPE_RX_RAW, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1856 | WLANDXE_DEFAULT_RX_OS_BUFFER_SIZE, |
| 1857 | dxeRXPacketAvailableCB, |
| 1858 | (void *)dxeCtxt); |
| 1859 | |
| 1860 | if(NULL == currentPalPacketBuffer) |
| 1861 | { |
| 1862 | dxeCtxt->rxPalPacketUnavailable = eWLAN_PAL_TRUE; |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 1863 | #ifdef WLAN_DXE_LOW_RESOURCE_TIMER |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 1864 | /* Out of RX free buffer, |
| 1865 | * Start timer to recover from RX dead end */ |
| 1866 | if(VOS_TIMER_STATE_RUNNING != |
| 1867 | wpalTimerGetCurStatus(&dxeCtxt->rxResourceAvailableTimer)) |
| 1868 | { |
| 1869 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 1870 | "RX Low resource, wait available resource"); |
| 1871 | wpalTimerStart(&dxeCtxt->rxResourceAvailableTimer, |
Katya Nigam | a6fbf66 | 2015-03-17 18:35:47 +0530 | [diff] [blame] | 1872 | wpalGetDxeReplenishRXTimerVal()); |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 1873 | } |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 1874 | #endif |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1875 | } |
| 1876 | } |
| 1877 | |
| 1878 | if(NULL == currentPalPacketBuffer) |
| 1879 | { |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1880 | return eWLAN_PAL_STATUS_E_RESOURCES; |
| 1881 | } |
| 1882 | |
| 1883 | currentCtrlBlock->xfrFrame = currentPalPacketBuffer; |
| 1884 | currentPalPacketBuffer->pktType = eWLAN_PAL_PKT_TYPE_RX_RAW; |
| 1885 | currentPalPacketBuffer->pBD = NULL; |
| 1886 | currentPalPacketBuffer->pBDPhys = NULL; |
| 1887 | currentPalPacketBuffer->BDLength = 0; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1888 | status = wpalLockPacketForTransfer(currentPalPacketBuffer); |
Mihir Shete | bc33824 | 2015-03-04 15:34:19 +0530 | [diff] [blame] | 1889 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1890 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1891 | { |
| 1892 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1893 | "dxeRXFrameBufferAlloc unable to lock packet"); |
| 1894 | return status; |
| 1895 | } |
| 1896 | |
| 1897 | /* Init iterator to get physical os buffer address */ |
| 1898 | status = wpalIteratorInit(&iterator, currentPalPacketBuffer); |
| 1899 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1900 | { |
| 1901 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1902 | "dxeRXFrameBufferAlloc iterator init fail"); |
| 1903 | return status; |
| 1904 | } |
| 1905 | status = wpalIteratorNext(&iterator, |
| 1906 | currentPalPacketBuffer, |
| 1907 | &physAddress, |
| 1908 | &allocatedSize); |
| 1909 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1910 | { |
| 1911 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1912 | "dxeRXFrameBufferAlloc iterator Get Next pointer fail"); |
| 1913 | return status; |
| 1914 | } |
| 1915 | currentPalPacketBuffer->pBDPhys = physAddress; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1916 | |
| 1917 | /* DXE descriptor must have SWAPPED addres in it's structure |
| 1918 | * !!! SWAPPED !!! */ |
| 1919 | currentDesc->dxedesc.dxe_short_desc.dstMemAddrL = |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 1920 | WLANDXE_U32_SWAP_ENDIAN((wpt_uint32)(uintptr_t)currentPalPacketBuffer->pBDPhys); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1921 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1922 | return status; |
| 1923 | } |
| 1924 | |
| 1925 | /*========================================================================== |
| 1926 | @ Function Name |
| 1927 | dxeRXFrameRefillRing |
| 1928 | |
| 1929 | @ Description |
| 1930 | Allocate Platform packet buffers to try to fill up the DXE Rx ring |
| 1931 | |
| 1932 | @ Parameters |
| 1933 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1934 | DXE host driver main control block |
| 1935 | WLANDXE_ChannelCBType *channelEntry |
| 1936 | Channel specific control block |
| 1937 | |
| 1938 | @ Return |
| 1939 | wpt_status |
| 1940 | |
| 1941 | ===========================================================================*/ |
| 1942 | static wpt_status dxeRXFrameRefillRing |
| 1943 | ( |
| 1944 | WLANDXE_CtrlBlkType *dxeCtxt, |
| 1945 | WLANDXE_ChannelCBType *channelEntry |
| 1946 | ) |
| 1947 | { |
| 1948 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 1949 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = channelEntry->tailCtrlBlk; |
| 1950 | WLANDXE_DescType *currentDesc = NULL; |
| 1951 | |
| 1952 | while(channelEntry->numFreeDesc > 0) |
| 1953 | { |
| 1954 | /* Current Control block is free |
| 1955 | * and associated frame buffer is not linked with control block anymore |
| 1956 | * allocate new frame buffer for current control block */ |
| 1957 | status = dxeRXFrameSingleBufferAlloc(dxeCtxt, |
| 1958 | channelEntry, |
| 1959 | currentCtrlBlk); |
| 1960 | |
Leo Chang | 7e05f21 | 2013-07-01 19:54:15 -0700 | [diff] [blame] | 1961 | if((eWLAN_PAL_STATUS_SUCCESS != status) && |
| 1962 | (eWLAN_PAL_STATUS_E_EXISTS != status)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1963 | { |
| 1964 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 1965 | "dxeRXFrameRefillRing, out of RX buffer pool, break here"); |
| 1966 | break; |
| 1967 | } |
| 1968 | |
Leo Chang | 7e05f21 | 2013-07-01 19:54:15 -0700 | [diff] [blame] | 1969 | if(eWLAN_PAL_STATUS_E_EXISTS == status) |
| 1970 | { |
| 1971 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1972 | "dxeRXFrameRefillRing, Descriptor Non-Empry"); |
| 1973 | } |
| 1974 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1975 | currentDesc = currentCtrlBlk->linkedDesc; |
| 1976 | currentDesc->descCtrl.ctrl = channelEntry->extraConfig.cw_ctrl_read; |
| 1977 | |
| 1978 | /* Issue a dummy read from the DXE descriptor DDR location to ensure |
| 1979 | that any posted writes are reflected in memory before DXE looks at |
| 1980 | the descriptor. */ |
| 1981 | if(channelEntry->extraConfig.cw_ctrl_read != currentDesc->descCtrl.ctrl) |
| 1982 | { |
Karthick S | 3254c5d | 2015-04-28 15:06:17 +0530 | [diff] [blame] | 1983 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1984 | "dxeRXFrameRefillRing, Descriptor write failed"); |
| 1985 | ++channelEntry->desc_write_fail_count; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1986 | //HDXE_ASSERT(0); |
| 1987 | } |
| 1988 | |
| 1989 | /* Kick off the DXE ring, if not in any power save mode */ |
Leo Chang | 094ece8 | 2013-04-23 17:57:41 -0700 | [diff] [blame] | 1990 | if(WLANDXE_POWER_STATE_FULL == dxeCtxt->hostPowerState) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1991 | { |
| 1992 | wpalWriteRegister(WALNDEX_DMA_ENCH_ADDRESS, |
| 1993 | 1 << channelEntry->assignedDMAChannel); |
| 1994 | } |
| 1995 | currentCtrlBlk = currentCtrlBlk->nextCtrlBlk; |
Leo Chang | 7e05f21 | 2013-07-01 19:54:15 -0700 | [diff] [blame] | 1996 | if(eWLAN_PAL_STATUS_E_EXISTS != status) |
| 1997 | { |
| 1998 | --channelEntry->numFreeDesc; |
| 1999 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2000 | } |
| 2001 | |
| 2002 | channelEntry->tailCtrlBlk = currentCtrlBlk; |
| 2003 | |
| 2004 | return status; |
| 2005 | } |
| 2006 | |
| 2007 | /*========================================================================== |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2008 | @ Function Name |
| 2009 | dxeRXFrameRouteUpperLayer |
| 2010 | |
| 2011 | @ Description |
| 2012 | Test DXE descriptors and if any RX frame pending within RING, |
| 2013 | Route to upper layer |
| 2014 | |
| 2015 | @ Parameters |
| 2016 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 2017 | DXE host driver main control block |
| 2018 | WLANDXE_ChannelCBType *channelEntry |
| 2019 | Channel specific control block |
| 2020 | @ Return |
Madan Mohan Koyyalamudi | cae253a | 2012-11-06 19:10:35 -0800 | [diff] [blame] | 2021 | < 0 Any error happen |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2022 | 0 No frame pulled from RX RING |
| 2023 | int number of RX frames pulled from RX ring |
| 2024 | |
| 2025 | ===========================================================================*/ |
| 2026 | static wpt_int32 dxeRXFrameRouteUpperLayer |
| 2027 | ( |
| 2028 | WLANDXE_CtrlBlkType *dxeCtxt, |
| 2029 | WLANDXE_ChannelCBType *channelEntry |
| 2030 | ) |
| 2031 | { |
| 2032 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 2033 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = NULL; |
| 2034 | WLANDXE_DescType *currentDesc = NULL; |
| 2035 | wpt_uint32 descCtrl, frameCount = 0, i; |
Madan Mohan Koyyalamudi | cae253a | 2012-11-06 19:10:35 -0800 | [diff] [blame] | 2036 | wpt_int32 ret_val = -1; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2037 | |
| 2038 | currentCtrlBlk = channelEntry->headCtrlBlk; |
| 2039 | currentDesc = currentCtrlBlk->linkedDesc; |
| 2040 | |
| 2041 | /* Descriptoe should be SWAPPED ???? */ |
| 2042 | descCtrl = currentDesc->descCtrl.ctrl; |
| 2043 | |
| 2044 | /* Get frames while VALID bit is not set (DMA complete) and a data |
| 2045 | * associated with it */ |
| 2046 | while(!(WLANDXE_U32_SWAP_ENDIAN(descCtrl) & WLANDXE_DESC_CTRL_VALID) && |
| 2047 | (eWLAN_PAL_STATUS_SUCCESS == wpalIsPacketLocked(currentCtrlBlk->xfrFrame)) && |
| 2048 | (currentCtrlBlk->xfrFrame->pInternalData != NULL) && |
| 2049 | (frameCount < WLANDXE_MAX_REAPED_RX_FRAMES) ) |
| 2050 | { |
| 2051 | channelEntry->numTotalFrame++; |
| 2052 | channelEntry->numFreeDesc++; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2053 | status = wpalUnlockPacket(currentCtrlBlk->xfrFrame); |
Mihir Shete | bc33824 | 2015-03-04 15:34:19 +0530 | [diff] [blame] | 2054 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2055 | if (eWLAN_PAL_STATUS_SUCCESS != status) |
| 2056 | { |
| 2057 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2058 | "dxeRXFrameReady unable to unlock packet"); |
Madan Mohan Koyyalamudi | cae253a | 2012-11-06 19:10:35 -0800 | [diff] [blame] | 2059 | return ret_val; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2060 | } |
Mihir Shete | bc33824 | 2015-03-04 15:34:19 +0530 | [diff] [blame] | 2061 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2062 | /* This Descriptor is valid, so linked Control block is also valid |
| 2063 | * Linked Control block has pre allocated packet buffer |
| 2064 | * So, just let upper layer knows preallocated frame pointer will be OK */ |
| 2065 | /* Reap Rx frames */ |
| 2066 | rx_reaped_buf[frameCount] = currentCtrlBlk->xfrFrame; |
| 2067 | frameCount++; |
Madan Mohan Koyyalamudi | 0c32553 | 2012-09-24 13:24:42 -0700 | [diff] [blame] | 2068 | currentCtrlBlk->xfrFrame = NULL; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2069 | |
| 2070 | /* 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] | 2071 | dxeRXFrameRefillRing(dxeCtxt, channelEntry); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2072 | |
| 2073 | /* Test next contorl block |
| 2074 | * if valid, this control block also has new RX frame must be handled */ |
| 2075 | currentCtrlBlk = (WLANDXE_DescCtrlBlkType *)currentCtrlBlk->nextCtrlBlk; |
| 2076 | currentDesc = currentCtrlBlk->linkedDesc; |
| 2077 | descCtrl = currentDesc->descCtrl.ctrl; |
| 2078 | } |
| 2079 | |
| 2080 | /* Update head control block |
| 2081 | * current control block's valid bit was 0 |
| 2082 | * next trial first control block must be current control block */ |
| 2083 | channelEntry->headCtrlBlk = currentCtrlBlk; |
| 2084 | |
| 2085 | /* Deliver all the reaped RX frames to upper layers */ |
| 2086 | i = 0; |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2087 | while(i < frameCount) |
| 2088 | { |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2089 | dxeCtxt->rxReadyCB(dxeCtxt->clientCtxt, rx_reaped_buf[i], channelEntry->channelType); |
| 2090 | i++; |
| 2091 | } |
| 2092 | |
| 2093 | return frameCount; |
| 2094 | } |
| 2095 | |
| 2096 | /*========================================================================== |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2097 | @ Function Name |
| 2098 | dxeRXFrameReady |
| 2099 | |
| 2100 | @ Description |
| 2101 | Pop frame from descriptor and route frame to upper transport layer |
| 2102 | Assign new platform packet buffer into used descriptor |
| 2103 | Actual frame pop and resource realloc |
| 2104 | |
| 2105 | @ Parameters |
| 2106 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 2107 | DXE host driver main control block |
| 2108 | WLANDXE_ChannelCBType *channelEntry |
| 2109 | Channel specific control block |
| 2110 | |
| 2111 | @ Return |
| 2112 | wpt_status |
| 2113 | |
| 2114 | ===========================================================================*/ |
| 2115 | static wpt_status dxeRXFrameReady |
| 2116 | ( |
| 2117 | WLANDXE_CtrlBlkType *dxeCtxt, |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2118 | WLANDXE_ChannelCBType *channelEntry, |
| 2119 | wpt_uint32 chStat |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2120 | ) |
| 2121 | { |
| 2122 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 2123 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = NULL; |
| 2124 | WLANDXE_DescType *currentDesc = NULL; |
| 2125 | wpt_uint32 descCtrl; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2126 | wpt_int32 frameCount = 0; |
| 2127 | |
| 2128 | wpt_uint32 descLoop; |
| 2129 | wpt_uint32 invalidatedFound = 0; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2130 | |
| 2131 | 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] | 2132 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2133 | |
| 2134 | /* Sanity Check */ |
| 2135 | if((NULL == dxeCtxt) || (NULL == channelEntry)) |
| 2136 | { |
| 2137 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2138 | "dxeRXFrameReady Channel Entry is not valid"); |
| 2139 | return eWLAN_PAL_STATUS_E_INVAL; |
| 2140 | } |
| 2141 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2142 | frameCount = dxeRXFrameRouteUpperLayer(dxeCtxt, channelEntry); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2143 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2144 | if(0 > frameCount) |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2145 | { |
| 2146 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2147 | "dxeRXFrameReady RX frame route fail"); |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2148 | return eWLAN_PAL_STATUS_E_INVAL; |
| 2149 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2150 | |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2151 | if((0 == frameCount) && |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2152 | ((WLANDXE_POWER_STATE_BMPS == dxeCtxt->hostPowerState) || |
| 2153 | (WLANDXE_POWER_STATE_FULL == dxeCtxt->hostPowerState))) |
| 2154 | { |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2155 | /* None of the frame handled and CH is not enabled |
| 2156 | * RX CH wrap around happen and No RX free frame |
| 2157 | * RX side should wait till new free frame available in the pool |
| 2158 | * Do not try reload driver at here*/ |
| 2159 | if(!(chStat & WLANDXE_CH_CTRL_EN_MASK)) |
| 2160 | { |
Leo Chang | bbf86b7 | 2013-06-19 16:13:00 -0700 | [diff] [blame] | 2161 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2162 | "dxeRXFrameReady %s RING Wrapped, RX Free Low 0x%x", |
| 2163 | channelType[channelEntry->channelType], chStat); |
Leo Chang | 3714c92 | 2013-07-10 20:33:30 -0700 | [diff] [blame] | 2164 | /* This is not empty interrupt case |
| 2165 | * If handle this as empty interrupt, false SSR might be issued |
| 2166 | * Frame count '1' is dummy frame count to avoid SSR */ |
| 2167 | channelEntry->numFragmentCurrentChain = 1; |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2168 | return eWLAN_PAL_STATUS_SUCCESS; |
| 2169 | } |
| 2170 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2171 | currentCtrlBlk = channelEntry->headCtrlBlk; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2172 | currentDesc = currentCtrlBlk->linkedDesc; |
| 2173 | descCtrl = currentDesc->descCtrl.ctrl; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2174 | |
| 2175 | if(WLANDXE_POWER_STATE_BMPS != dxeCtxt->hostPowerState) |
| 2176 | { |
| 2177 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 2178 | "RX ISR called but no frame handled PWS %d, channel %s", |
| 2179 | (int)dxeCtxt->hostPowerState, |
| 2180 | channelType[channelEntry->channelType]); |
| 2181 | } |
| 2182 | |
| 2183 | /* Current interupt empty and previous interrupt also empty |
| 2184 | * detected successive empty interrupt |
| 2185 | * or first interrupt empty, this should not happen */ |
| 2186 | if(0 == channelEntry->numFragmentCurrentChain) |
| 2187 | { |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 2188 | dxeChannelMonitor("RX Ready", channelEntry, NULL); |
| 2189 | dxeDescriptorDump(channelEntry, channelEntry->headCtrlBlk->linkedDesc, 0); |
| 2190 | dxeChannelRegisterDump(channelEntry, "RX successive empty interrupt", NULL); |
| 2191 | dxeChannelAllDescDump(channelEntry, channelEntry->channelType, NULL); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2192 | /* Abnormal interrupt detected, try to find not validated descriptor */ |
| 2193 | for(descLoop = 0; descLoop < channelEntry->numDesc; descLoop++) |
| 2194 | { |
| 2195 | if(!(WLANDXE_U32_SWAP_ENDIAN(descCtrl) & WLANDXE_DESC_CTRL_VALID)) |
| 2196 | { |
Leo Chang | 416afe0 | 2013-07-01 13:58:13 -0700 | [diff] [blame] | 2197 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2198 | "Found Invalidated Descriptor %d", (int)descLoop); |
| 2199 | if(eWLAN_PAL_STATUS_SUCCESS == wpalIsPacketLocked(currentCtrlBlk->xfrFrame)) |
| 2200 | { |
Leo Chang | 416afe0 | 2013-07-01 13:58:13 -0700 | [diff] [blame] | 2201 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2202 | "Packet locked, Resync Host and HW"); |
| 2203 | channelEntry->headCtrlBlk = currentCtrlBlk; |
| 2204 | invalidatedFound = 1; |
| 2205 | break; |
| 2206 | } |
| 2207 | else |
| 2208 | { |
Leo Chang | 416afe0 | 2013-07-01 13:58:13 -0700 | [diff] [blame] | 2209 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2210 | "Packet Not Locked, cannot transfer frame"); |
| 2211 | } |
| 2212 | } |
| 2213 | currentCtrlBlk = (WLANDXE_DescCtrlBlkType *)currentCtrlBlk->nextCtrlBlk; |
| 2214 | currentDesc = currentCtrlBlk->linkedDesc; |
| 2215 | descCtrl = currentDesc->descCtrl.ctrl; |
| 2216 | } |
| 2217 | |
Jeff Johnson | 32d95a3 | 2012-09-10 13:15:23 -0700 | [diff] [blame] | 2218 | /* Invalidated descriptor found, and that is not head descriptor |
| 2219 | * This means HW/SW descriptor miss match happen, and we may recover with just resync |
| 2220 | * Try re-sync here */ |
| 2221 | if((invalidatedFound) && (0 != descLoop)) |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2222 | { |
| 2223 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2224 | "Found New Sync location with HW, handle frames from there"); |
| 2225 | frameCount = dxeRXFrameRouteUpperLayer(dxeCtxt, channelEntry); |
| 2226 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2227 | "re-sync routed %d frames to upper layer", (int)frameCount); |
Madan Mohan Koyyalamudi | 0c32553 | 2012-09-24 13:24:42 -0700 | [diff] [blame] | 2228 | channelEntry->numFragmentCurrentChain = frameCount; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2229 | } |
Jeff Johnson | 32d95a3 | 2012-09-10 13:15:23 -0700 | [diff] [blame] | 2230 | /* Successive Empty interrupt |
| 2231 | * But this case, first descriptor also invalidated, then it means head descriptor |
| 2232 | * is linked with already handled RX frame, then could not unlock RX frame |
| 2233 | * This is just Out of RX buffer pool, not need to anything here */ |
| 2234 | else if((invalidatedFound) && (0 == descLoop)) |
| 2235 | { |
| 2236 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2237 | "Out of RX Low resource, and INT came in, do nothing till get RX resource"); |
| 2238 | } |
| 2239 | /* Critical error, reload driver */ |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2240 | else |
| 2241 | { |
| 2242 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2243 | "Could not found invalidated descriptor"); |
| 2244 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2245 | "RX successive empty interrupt, Could not find invalidated DESC reload driver"); |
| 2246 | dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE; |
| 2247 | wpalWlanReload(); |
Mihir Shete | fdc9f53 | 2014-01-09 15:03:02 +0530 | [diff] [blame] | 2248 | dxeStartSSRTimer(dxeCtxt); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2249 | } |
| 2250 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2251 | } |
Madan Mohan Koyyalamudi | 6646aad | 2012-09-24 14:10:39 -0700 | [diff] [blame] | 2252 | channelEntry->numFragmentCurrentChain = frameCount; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2253 | 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] | 2254 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2255 | return status; |
| 2256 | } |
| 2257 | |
| 2258 | /*========================================================================== |
| 2259 | @ Function Name |
| 2260 | dxeNotifySmsm |
| 2261 | |
| 2262 | @ Description: Notify SMSM to start DXE engine and/or condition of Tx ring |
| 2263 | buffer |
| 2264 | |
| 2265 | @ Parameters |
| 2266 | |
| 2267 | @ Return |
| 2268 | wpt_status |
| 2269 | |
| 2270 | ===========================================================================*/ |
| 2271 | static wpt_status dxeNotifySmsm |
| 2272 | ( |
| 2273 | wpt_boolean kickDxe, |
| 2274 | wpt_boolean ringEmpty |
| 2275 | ) |
| 2276 | { |
| 2277 | wpt_uint32 clrSt = 0; |
| 2278 | wpt_uint32 setSt = 0; |
| 2279 | |
| 2280 | if(kickDxe) |
| 2281 | { |
| 2282 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_MED, "Kick off DXE"); |
| 2283 | |
| 2284 | if(tempDxeCtrlBlk->lastKickOffDxe == 0) |
| 2285 | { |
| 2286 | setSt |= WPAL_SMSM_WLAN_TX_ENABLE; |
| 2287 | tempDxeCtrlBlk->lastKickOffDxe = 1; |
| 2288 | } |
| 2289 | else if(tempDxeCtrlBlk->lastKickOffDxe == 1) |
| 2290 | { |
| 2291 | clrSt |= WPAL_SMSM_WLAN_TX_ENABLE; |
| 2292 | tempDxeCtrlBlk->lastKickOffDxe = 0; |
| 2293 | } |
| 2294 | else |
| 2295 | { |
| 2296 | HDXE_ASSERT(0); |
| 2297 | } |
| 2298 | } |
| 2299 | else |
| 2300 | { |
| 2301 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_MED, "no need to kick off DXE"); |
| 2302 | } |
| 2303 | |
Mihir Shete | 68ed77a | 2014-10-10 10:47:12 +0530 | [diff] [blame] | 2304 | tempDxeCtrlBlk->txRingsEmpty = ringEmpty; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2305 | if(ringEmpty) |
| 2306 | { |
| 2307 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_MED, "SMSM Tx Ring Empty"); |
| 2308 | clrSt |= WPAL_SMSM_WLAN_TX_RINGS_EMPTY; |
| 2309 | } |
| 2310 | else |
| 2311 | { |
| 2312 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_MED, "SMSM Tx Ring Not Empty"); |
| 2313 | setSt |= WPAL_SMSM_WLAN_TX_RINGS_EMPTY; |
| 2314 | } |
| 2315 | |
| 2316 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_HIGH, "C%x S%x", clrSt, setSt); |
| 2317 | |
| 2318 | wpalNotifySmsm(clrSt, setSt); |
| 2319 | |
| 2320 | return eWLAN_PAL_STATUS_SUCCESS; |
| 2321 | } |
| 2322 | |
| 2323 | /*========================================================================== |
| 2324 | @ Function Name |
| 2325 | dxePsComplete |
| 2326 | |
| 2327 | @ Description: Utility function to check the resv desc to deside if we can |
| 2328 | get into Power Save mode now |
| 2329 | |
| 2330 | @ Parameters |
| 2331 | |
| 2332 | @ Return |
| 2333 | None |
| 2334 | |
| 2335 | ===========================================================================*/ |
| 2336 | static void dxePsComplete(WLANDXE_CtrlBlkType *dxeCtxt, wpt_boolean intr_based) |
| 2337 | { |
| 2338 | if( dxeCtxt->hostPowerState == WLANDXE_POWER_STATE_FULL ) |
| 2339 | { |
| 2340 | return; |
| 2341 | } |
| 2342 | |
| 2343 | //if both HIGH & LOW Tx channels don't have anything on resv desc,all Tx pkts |
| 2344 | //must have been consumed by RIVA, OK to get into BMPS |
| 2345 | if((0 == dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI].numRsvdDesc) && |
| 2346 | (0 == dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI].numRsvdDesc)) |
| 2347 | { |
| 2348 | tempDxeCtrlBlk->ringNotEmpty = eWLAN_PAL_FALSE; |
| 2349 | //if host is in BMPS & no pkt to Tx, RIVA can go to power save |
| 2350 | if(WLANDXE_POWER_STATE_BMPS == dxeCtxt->hostPowerState) |
| 2351 | { |
| 2352 | dxeCtxt->rivaPowerState = WLANDXE_RIVA_POWER_STATE_BMPS_UNKNOWN; |
| 2353 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 2354 | } |
| 2355 | } |
| 2356 | else //still more pkts to be served by RIVA |
| 2357 | { |
| 2358 | tempDxeCtrlBlk->ringNotEmpty = eWLAN_PAL_TRUE; |
| 2359 | |
| 2360 | switch(dxeCtxt->rivaPowerState) |
| 2361 | { |
| 2362 | case WLANDXE_RIVA_POWER_STATE_ACTIVE: |
| 2363 | //NOP |
| 2364 | break; |
| 2365 | case WLANDXE_RIVA_POWER_STATE_BMPS_UNKNOWN: |
| 2366 | if(intr_based) |
| 2367 | { |
| 2368 | dxeCtxt->rivaPowerState = WLANDXE_RIVA_POWER_STATE_ACTIVE; |
| 2369 | dxeNotifySmsm(eWLAN_PAL_TRUE, eWLAN_PAL_FALSE); |
| 2370 | } |
| 2371 | break; |
| 2372 | default: |
| 2373 | //assert |
| 2374 | break; |
| 2375 | } |
| 2376 | } |
| 2377 | } |
| 2378 | |
| 2379 | /*========================================================================== |
| 2380 | @ Function Name |
| 2381 | dxeRXEventHandler |
| 2382 | |
| 2383 | @ Description |
| 2384 | Handle serailized RX frame ready event |
| 2385 | First disable interrupt then pick up frame from pre allocated buffer |
| 2386 | Since frame handle is doen, clear interrupt bit to ready next interrupt |
| 2387 | Finally re enable interrupt |
| 2388 | |
| 2389 | @ Parameters |
| 2390 | wpt_msg *rxReadyMsg |
| 2391 | RX frame ready MSG pointer |
| 2392 | include DXE control context |
| 2393 | |
| 2394 | @ Return |
| 2395 | NONE |
| 2396 | |
| 2397 | ===========================================================================*/ |
| 2398 | void dxeRXEventHandler |
| 2399 | ( |
| 2400 | wpt_msg *rxReadyMsg |
| 2401 | ) |
| 2402 | { |
| 2403 | wpt_msg *msgContent = (wpt_msg *)rxReadyMsg; |
| 2404 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
| 2405 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 2406 | wpt_uint32 intSrc = 0; |
| 2407 | WLANDXE_ChannelCBType *channelCb = NULL; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2408 | wpt_uint32 chHighStat = 0; |
| 2409 | wpt_uint32 chLowStat = 0; |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 2410 | wpt_uint32 chLogRxStat = 0; |
Mihir Shete | c4093f9 | 2015-05-28 15:21:11 +0530 | [diff] [blame^] | 2411 | wpt_uint32 chLogRxFwStat = 0; |
Mihir Shete | f200055 | 2014-05-12 16:21:34 +0530 | [diff] [blame] | 2412 | wpt_uint32 regValue, chanMask; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2413 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2414 | dxeCtxt = (WLANDXE_CtrlBlkType *)(msgContent->pContext); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2415 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2416 | if(eWLAN_PAL_TRUE == dxeCtxt->driverReloadInProcessing) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2417 | { |
| 2418 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2419 | "RX Ready WLAN Driver re-loading in progress"); |
Jeff Johnson | 32d95a3 | 2012-09-10 13:15:23 -0700 | [diff] [blame] | 2420 | return; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2421 | } |
| 2422 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2423 | /* Now try to refill the ring with empty Rx buffers to keep DXE busy */ |
| 2424 | dxeRXFrameRefillRing(dxeCtxt, &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI]); |
| 2425 | dxeRXFrameRefillRing(dxeCtxt, &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI]); |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 2426 | if (WLANDXE_IS_VALID_CHANNEL(WDTS_CHANNEL_RX_LOG)) |
| 2427 | dxeRXFrameRefillRing(dxeCtxt, &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOG]); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2428 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2429 | dxeCtxt = (WLANDXE_CtrlBlkType *)(msgContent->pContext); |
| 2430 | |
| 2431 | if((!dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI].extraConfig.chEnabled) || |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 2432 | (!dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI].extraConfig.chEnabled) || |
| 2433 | (WLANDXE_IS_VALID_CHANNEL(WDTS_CHANNEL_RX_LOG) && |
| 2434 | !dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOG].extraConfig.chEnabled)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2435 | { |
| 2436 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2437 | "DXE already stopped in RX event handler. Just return"); |
| 2438 | return; |
| 2439 | } |
| 2440 | |
| 2441 | if((WLANDXE_POWER_STATE_IMPS == dxeCtxt->hostPowerState) || |
| 2442 | (WLANDXE_POWER_STATE_DOWN == dxeCtxt->hostPowerState)) |
| 2443 | { |
Mihir Shete | c4093f9 | 2015-05-28 15:21:11 +0530 | [diff] [blame^] | 2444 | if (WLANDXE_POWER_STATE_IMPS == dxeCtxt->hostPowerState) |
| 2445 | { |
| 2446 | status = wpalReadRegister(WLANDXE_INT_SRC_RAW_ADDRESS, |
| 2447 | &intSrc); |
| 2448 | if(eWLAN_PAL_STATUS_SUCCESS != status || 0 == intSrc) |
| 2449 | { |
| 2450 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2451 | "%s: Read status: %d, regVal: %d", |
| 2452 | __func__, status, intSrc); |
| 2453 | } |
| 2454 | else |
| 2455 | { |
| 2456 | /* Register Read was succesful and we have a valid interrupt |
| 2457 | * source, so WCN is not power collapsed yet and it should |
| 2458 | * not power collapse till we set the synchronization bit |
| 2459 | * at the end of this function, safe to pull frames... |
| 2460 | */ |
| 2461 | goto pull_frames; |
| 2462 | } |
| 2463 | } |
| 2464 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2465 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 2466 | "%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] | 2467 | __func__, dxeCtxt->hostPowerState); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2468 | |
| 2469 | /* Not to touch any register, just pull frame directly from chain ring |
| 2470 | * First high priority */ |
| 2471 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI]; |
| 2472 | status = dxeRXFrameReady(dxeCtxt, |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2473 | channelCb, |
| 2474 | chHighStat); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2475 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2476 | { |
| 2477 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2478 | "dxeRXEventHandler Pull from RX high channel fail"); |
| 2479 | } |
Leo Chang | 46f3616 | 2014-01-14 21:47:24 -0800 | [diff] [blame] | 2480 | /* In case FW could not power collapse in IMPS mode |
| 2481 | * Next power restore might have empty interrupt |
| 2482 | * If IMPS mode has empty interrupt since RX thread race, |
| 2483 | * Invalid re-load driver might happen |
| 2484 | * To prevent invalid re-load driver, |
| 2485 | * IMPS event handler set dummpy frame count */ |
| 2486 | channelCb->numFragmentCurrentChain = 1; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2487 | |
| 2488 | /* Second low priority */ |
| 2489 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI]; |
| 2490 | status = dxeRXFrameReady(dxeCtxt, |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2491 | channelCb, |
| 2492 | chLowStat); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2493 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2494 | { |
| 2495 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 2496 | "dxeRXEventHandler Pull from RX low channel fail"); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2497 | } |
Leo Chang | 46f3616 | 2014-01-14 21:47:24 -0800 | [diff] [blame] | 2498 | /* LOW Priority CH same above */ |
| 2499 | channelCb->numFragmentCurrentChain = 1; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2500 | |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 2501 | if (WLANDXE_IS_VALID_CHANNEL(WDTS_CHANNEL_RX_LOG)) |
| 2502 | { |
| 2503 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOG]; |
| 2504 | status = dxeRXFrameReady(dxeCtxt, |
| 2505 | channelCb, |
| 2506 | chLogRxStat); |
| 2507 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2508 | { |
| 2509 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2510 | "dxeRXEventHandler Pull from RX log channel fail"); |
| 2511 | } |
| 2512 | channelCb->numFragmentCurrentChain = 1; |
| 2513 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2514 | /* Interrupt will not enabled at here, it will be enabled at PS mode change */ |
| 2515 | tempDxeCtrlBlk->rxIntDisabledByIMPS = eWLAN_PAL_TRUE; |
| 2516 | |
| 2517 | return; |
| 2518 | } |
| 2519 | |
| 2520 | /* Disable device interrupt */ |
| 2521 | /* Read whole interrupt mask register and exclusive only this channel int */ |
| 2522 | status = wpalReadRegister(WLANDXE_INT_SRC_RAW_ADDRESS, |
| 2523 | &intSrc); |
| 2524 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2525 | { |
| 2526 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2527 | "dxeRXEventHandler Read INT_SRC register fail"); |
| 2528 | return; |
| 2529 | } |
| 2530 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_MED, |
| 2531 | "RX Event Handler INT Source 0x%x", intSrc); |
| 2532 | |
Mihir Shete | c4093f9 | 2015-05-28 15:21:11 +0530 | [diff] [blame^] | 2533 | pull_frames: |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2534 | /* Test High Priority Channel interrupt is enabled or not */ |
| 2535 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI]; |
| 2536 | if(intSrc & (1 << channelCb->assignedDMAChannel)) |
| 2537 | { |
| 2538 | status = dxeChannelCleanInt(channelCb, &chHighStat); |
| 2539 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2540 | { |
| 2541 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2542 | "dxeRXEventHandler INT Clean up fail"); |
| 2543 | return; |
| 2544 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2545 | if(WLANDXE_CH_STAT_INT_ERR_MASK & chHighStat) |
| 2546 | { |
| 2547 | /* Error Happen during transaction, Handle it */ |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 2548 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 2549 | "%11s : 0x%x Error Reported, Reload Driver", |
| 2550 | channelType[channelCb->channelType], chHighStat); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 2551 | |
Mihir Shete | 79d6b58 | 2014-03-12 17:54:07 +0530 | [diff] [blame] | 2552 | dxeErrChannelDebug(channelCb, chHighStat); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 2553 | |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 2554 | dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE; |
| 2555 | wpalWlanReload(); |
Mihir Shete | fdc9f53 | 2014-01-09 15:03:02 +0530 | [diff] [blame] | 2556 | dxeStartSSRTimer(dxeCtxt); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2557 | } |
Jeff Johnson | 32d95a3 | 2012-09-10 13:15:23 -0700 | [diff] [blame] | 2558 | else if((WLANDXE_CH_STAT_INT_DONE_MASK & chHighStat) || |
| 2559 | (WLANDXE_CH_STAT_INT_ED_MASK & chHighStat)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2560 | { |
| 2561 | /* Handle RX Ready for high priority channel */ |
| 2562 | status = dxeRXFrameReady(dxeCtxt, |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2563 | channelCb, |
| 2564 | chHighStat); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2565 | } |
| 2566 | else if(WLANDXE_CH_STAT_MASKED_MASK & chHighStat) |
| 2567 | { |
| 2568 | status = dxeRXFrameReady(dxeCtxt, |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2569 | channelCb, |
| 2570 | chHighStat); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2571 | } |
| 2572 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
| 2573 | "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] | 2574 | /* Update the Rx DONE histogram */ |
| 2575 | channelCb->rxDoneHistogram = (channelCb->rxDoneHistogram << 1); |
| 2576 | if(WLANDXE_CH_STAT_INT_DONE_MASK & chHighStat) |
| 2577 | { |
| 2578 | channelCb->rxDoneHistogram |= 1; |
| 2579 | } |
| 2580 | else |
| 2581 | { |
| 2582 | channelCb->rxDoneHistogram &= ~1; |
| 2583 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2584 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2585 | |
| 2586 | /* Test Low Priority Channel interrupt is enabled or not */ |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2587 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI]; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2588 | if(intSrc & (1 << channelCb->assignedDMAChannel)) |
| 2589 | { |
| 2590 | status = dxeChannelCleanInt(channelCb, &chLowStat); |
| 2591 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2592 | { |
| 2593 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2594 | "dxeRXEventHandler INT Clean up fail"); |
| 2595 | return; |
| 2596 | } |
| 2597 | |
| 2598 | if(WLANDXE_CH_STAT_INT_ERR_MASK & chLowStat) |
| 2599 | { |
| 2600 | /* Error Happen during transaction, Handle it */ |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 2601 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 2602 | "%11s : 0x%x Error Reported, Reload Driver", |
| 2603 | channelType[channelCb->channelType], chLowStat); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 2604 | |
Mihir Shete | 79d6b58 | 2014-03-12 17:54:07 +0530 | [diff] [blame] | 2605 | dxeErrChannelDebug(channelCb, chLowStat); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 2606 | |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 2607 | dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE; |
| 2608 | wpalWlanReload(); |
Mihir Shete | fdc9f53 | 2014-01-09 15:03:02 +0530 | [diff] [blame] | 2609 | dxeStartSSRTimer(dxeCtxt); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2610 | } |
Mihir Shete | f200055 | 2014-05-12 16:21:34 +0530 | [diff] [blame] | 2611 | else if((WLANDXE_CH_STAT_INT_ED_MASK & chLowStat) || |
| 2612 | (WLANDXE_CH_STAT_INT_DONE_MASK & chLowStat)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2613 | { |
| 2614 | /* Handle RX Ready for low priority channel */ |
| 2615 | status = dxeRXFrameReady(dxeCtxt, |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2616 | channelCb, |
| 2617 | chLowStat); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2618 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2619 | |
| 2620 | /* Update the Rx DONE histogram */ |
| 2621 | channelCb->rxDoneHistogram = (channelCb->rxDoneHistogram << 1); |
| 2622 | if(WLANDXE_CH_STAT_INT_DONE_MASK & chLowStat) |
| 2623 | { |
| 2624 | channelCb->rxDoneHistogram |= 1; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2625 | } |
| 2626 | else |
| 2627 | { |
| 2628 | channelCb->rxDoneHistogram &= ~1; |
| 2629 | } |
| 2630 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
| 2631 | "RX LOW CH EVNT STAT 0x%x, %d frames handled", chLowStat, channelCb->numFragmentCurrentChain); |
| 2632 | } |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 2633 | |
| 2634 | if (WLANDXE_IS_VALID_CHANNEL(WDTS_CHANNEL_RX_LOG)) |
| 2635 | { |
| 2636 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOG]; |
| 2637 | |
| 2638 | if(intSrc & (1 << channelCb->assignedDMAChannel)) |
| 2639 | { |
| 2640 | status = dxeChannelCleanInt(channelCb,&chLogRxStat); |
| 2641 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2642 | { |
| 2643 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2644 | "dxeRXEventHandler INT Clean up fail"); |
| 2645 | return; |
| 2646 | } |
| 2647 | |
| 2648 | if(WLANDXE_CH_STAT_INT_ERR_MASK & chLogRxStat) |
| 2649 | { |
| 2650 | /* Error Happen during transaction, Handle it */ |
| 2651 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 2652 | "%11s : 0x%x Error Reported, Reload Driver", |
| 2653 | channelType[channelCb->channelType], chLogRxStat); |
| 2654 | |
| 2655 | dxeErrChannelDebug(channelCb, chLogRxStat); |
| 2656 | |
| 2657 | dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE; |
| 2658 | wpalWlanReload(); |
| 2659 | dxeStartSSRTimer(dxeCtxt); |
| 2660 | } |
| 2661 | else if((WLANDXE_CH_STAT_INT_ED_MASK & chLogRxStat) || |
| 2662 | (WLANDXE_CH_STAT_INT_DONE_MASK & chLogRxStat)) |
| 2663 | { |
| 2664 | /* Handle RX Ready for low priority channel */ |
| 2665 | status = dxeRXFrameReady(dxeCtxt, |
| 2666 | channelCb, |
| 2667 | chLogRxStat); |
| 2668 | } |
| 2669 | |
| 2670 | /* Update the Rx DONE histogram */ |
| 2671 | channelCb->rxDoneHistogram = (channelCb->rxDoneHistogram << 1); |
| 2672 | if(WLANDXE_CH_STAT_INT_DONE_MASK & chLogRxStat) |
| 2673 | { |
| 2674 | channelCb->rxDoneHistogram |= 1; |
| 2675 | } |
| 2676 | else |
| 2677 | { |
| 2678 | channelCb->rxDoneHistogram &= ~1; |
| 2679 | } |
| 2680 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
| 2681 | "RX LOG CH EVNT STAT 0x%x, %d frames handled", chLogRxStat, channelCb->numFragmentCurrentChain); |
| 2682 | } |
| 2683 | } |
| 2684 | |
Mihir Shete | c4093f9 | 2015-05-28 15:21:11 +0530 | [diff] [blame^] | 2685 | if (WLANDXE_IS_VALID_CHANNEL(WDTS_CHANNEL_RX_FW_LOG)) |
| 2686 | { |
| 2687 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_FW_LOG]; |
| 2688 | |
| 2689 | if(intSrc & (1 << channelCb->assignedDMAChannel)) |
| 2690 | { |
| 2691 | status = dxeChannelCleanInt(channelCb,&chLogRxFwStat); |
| 2692 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2693 | { |
| 2694 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2695 | "dxeRXEventHandler INT Clean up fail"); |
| 2696 | return; |
| 2697 | } |
| 2698 | |
| 2699 | if(WLANDXE_CH_STAT_INT_ERR_MASK & chLogRxFwStat) |
| 2700 | { |
| 2701 | /* Error Happen during transaction, Handle it */ |
| 2702 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 2703 | "%11s : 0x%x Error Reported, Reload Driver", |
| 2704 | channelType[channelCb->channelType], chLogRxFwStat); |
| 2705 | |
| 2706 | dxeErrChannelDebug(channelCb, chLogRxFwStat); |
| 2707 | |
| 2708 | dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE; |
| 2709 | wpalWlanReload(); |
| 2710 | dxeStartSSRTimer(dxeCtxt); |
| 2711 | } |
| 2712 | else if((WLANDXE_CH_STAT_INT_ED_MASK & chLogRxFwStat) || |
| 2713 | (WLANDXE_CH_STAT_INT_DONE_MASK & chLogRxFwStat)) |
| 2714 | { |
| 2715 | if (!dxeCtxt->hostInitiatedH2H) |
| 2716 | { |
| 2717 | dxeCtxt->receiveMbMsgCB(dxeCtxt->clientCtxt); |
| 2718 | } |
| 2719 | else |
| 2720 | { |
| 2721 | status = dxeRXFrameReady(dxeCtxt, |
| 2722 | channelCb, |
| 2723 | chLogRxFwStat); |
| 2724 | } |
| 2725 | } |
| 2726 | |
| 2727 | /* Update the Rx DONE histogram */ |
| 2728 | channelCb->rxDoneHistogram = (channelCb->rxDoneHistogram << 1); |
| 2729 | if(WLANDXE_CH_STAT_INT_DONE_MASK & chLogRxFwStat) |
| 2730 | { |
| 2731 | channelCb->rxDoneHistogram |= 1; |
| 2732 | } |
| 2733 | else |
| 2734 | { |
| 2735 | channelCb->rxDoneHistogram &= ~1; |
| 2736 | } |
| 2737 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
| 2738 | "RX LOG CH EVNT STAT 0x%x, %d frames handled", chLogRxFwStat, channelCb->numFragmentCurrentChain); |
| 2739 | } |
| 2740 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2741 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2742 | { |
| 2743 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2744 | "dxeRXEventHandler Handle Frame Ready Fail"); |
| 2745 | return; |
| 2746 | } |
| 2747 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2748 | /* Prepare Control Register EN Channel */ |
| 2749 | if(!(dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI].extraConfig.chan_mask & WLANDXE_CH_CTRL_EN_MASK)) |
| 2750 | { |
| 2751 | HDXE_ASSERT(0); |
| 2752 | } |
Mihir Shete | f200055 | 2014-05-12 16:21:34 +0530 | [diff] [blame] | 2753 | |
| 2754 | if (dxeCtxt->rxPalPacketUnavailable && |
| 2755 | (WLANDXE_CH_STAT_INT_DONE_MASK & chHighStat)) |
| 2756 | { |
| 2757 | chanMask = dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI].extraConfig.chan_mask & |
| 2758 | (~WLANDXE_CH_CTRL_INE_DONE_MASK); |
Mihir Shete | d183cef | 2014-09-26 19:17:56 +0530 | [diff] [blame] | 2759 | dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI].doneIntDisabled = 1; |
Mihir Shete | f200055 | 2014-05-12 16:21:34 +0530 | [diff] [blame] | 2760 | } |
| 2761 | else |
| 2762 | { |
| 2763 | chanMask = dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI].extraConfig.chan_mask; |
Mihir Shete | d183cef | 2014-09-26 19:17:56 +0530 | [diff] [blame] | 2764 | dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI].doneIntDisabled = 0; |
Mihir Shete | f200055 | 2014-05-12 16:21:34 +0530 | [diff] [blame] | 2765 | } |
Leo Chang | 094ece8 | 2013-04-23 17:57:41 -0700 | [diff] [blame] | 2766 | wpalWriteRegister(dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI].channelRegister.chDXECtrlRegAddr, |
Mihir Shete | f200055 | 2014-05-12 16:21:34 +0530 | [diff] [blame] | 2767 | chanMask); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2768 | |
| 2769 | /* Prepare Control Register EN Channel */ |
| 2770 | if(!(dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI].extraConfig.chan_mask & WLANDXE_CH_CTRL_EN_MASK)) |
| 2771 | { |
| 2772 | HDXE_ASSERT(0); |
| 2773 | } |
Leo Chang | 094ece8 | 2013-04-23 17:57:41 -0700 | [diff] [blame] | 2774 | |
Mihir Shete | f200055 | 2014-05-12 16:21:34 +0530 | [diff] [blame] | 2775 | if (dxeCtxt->rxPalPacketUnavailable && |
| 2776 | (WLANDXE_CH_STAT_INT_DONE_MASK & chLowStat)) |
| 2777 | { |
| 2778 | chanMask = dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI].extraConfig.chan_mask & |
| 2779 | (~WLANDXE_CH_CTRL_INE_DONE_MASK); |
Mihir Shete | d183cef | 2014-09-26 19:17:56 +0530 | [diff] [blame] | 2780 | dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI].doneIntDisabled = 1; |
Mihir Shete | f200055 | 2014-05-12 16:21:34 +0530 | [diff] [blame] | 2781 | } |
| 2782 | else |
| 2783 | { |
| 2784 | chanMask = dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI].extraConfig.chan_mask; |
Mihir Shete | d183cef | 2014-09-26 19:17:56 +0530 | [diff] [blame] | 2785 | dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI].doneIntDisabled = 0; |
Mihir Shete | f200055 | 2014-05-12 16:21:34 +0530 | [diff] [blame] | 2786 | } |
Leo Chang | 094ece8 | 2013-04-23 17:57:41 -0700 | [diff] [blame] | 2787 | wpalWriteRegister(dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI].channelRegister.chDXECtrlRegAddr, |
Mihir Shete | f200055 | 2014-05-12 16:21:34 +0530 | [diff] [blame] | 2788 | chanMask); |
| 2789 | |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 2790 | if (WLANDXE_IS_VALID_CHANNEL(WDTS_CHANNEL_RX_LOG)) |
| 2791 | { |
| 2792 | if(!(dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOG].extraConfig.chan_mask & WLANDXE_CH_CTRL_EN_MASK)) |
| 2793 | { |
| 2794 | HDXE_ASSERT(0); |
| 2795 | } |
| 2796 | |
| 2797 | if (dxeCtxt->rxPalPacketUnavailable && |
| 2798 | (WLANDXE_CH_STAT_INT_DONE_MASK & chLogRxStat)) |
| 2799 | { |
| 2800 | chanMask = dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOG].extraConfig.chan_mask & |
| 2801 | (~WLANDXE_CH_CTRL_INE_DONE_MASK); |
| 2802 | dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOG].doneIntDisabled = 1; |
| 2803 | } |
| 2804 | else |
| 2805 | { |
| 2806 | chanMask = dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOG].extraConfig.chan_mask; |
| 2807 | dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOG].doneIntDisabled = 0; |
| 2808 | } |
| 2809 | wpalWriteRegister(dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOG].channelRegister.chDXECtrlRegAddr, |
| 2810 | chanMask); |
| 2811 | } |
Leo Chang | 094ece8 | 2013-04-23 17:57:41 -0700 | [diff] [blame] | 2812 | |
| 2813 | /* Clear Interrupt handle processing bit |
| 2814 | * RIVA may power down */ |
Mihir Shete | 0670b40 | 2015-05-13 17:51:41 +0530 | [diff] [blame] | 2815 | if (!(wpalIsFwLoggingSupported() && wpalIsFwLoggingEnabled())) |
Mihir Shete | d627460 | 2015-04-28 16:13:21 +0530 | [diff] [blame] | 2816 | { |
| 2817 | wpalReadRegister(WLANDXE_INT_MASK_REG_ADDRESS, ®Value); |
| 2818 | regValue &= WLANDXE_RX_INTERRUPT_PRO_UNMASK; |
| 2819 | wpalWriteRegister(WLANDXE_INT_MASK_REG_ADDRESS, regValue); |
| 2820 | } |
| 2821 | else |
| 2822 | { |
Karthick S | 09d5dd0 | 2015-05-27 16:58:32 +0530 | [diff] [blame] | 2823 | wpalReadRegister(WLAN_PMU_SPARE_OUT_ADDRESS, ®Value); |
| 2824 | regValue &= (~WLAN_PMU_POWER_DOWN_MASK); |
| 2825 | wpalWriteRegister(WLAN_PMU_SPARE_OUT_ADDRESS, regValue); |
Mihir Shete | d627460 | 2015-04-28 16:13:21 +0530 | [diff] [blame] | 2826 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2827 | |
Leo Chang | 416afe0 | 2013-07-01 13:58:13 -0700 | [diff] [blame] | 2828 | /* Enable system level ISR */ |
| 2829 | /* Enable RX ready Interrupt at here */ |
| 2830 | status = wpalEnableInterrupt(DXE_INTERRUPT_RX_READY); |
| 2831 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2832 | { |
| 2833 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2834 | "dxeRXEventHandler Enable RX Ready interrupt fail"); |
| 2835 | return; |
| 2836 | } |
| 2837 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2838 | 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] | 2839 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2840 | return; |
| 2841 | } |
| 2842 | |
| 2843 | /*========================================================================== |
| 2844 | @ Function Name |
| 2845 | dxeRXPacketAvailableEventHandler |
| 2846 | |
| 2847 | @ Description |
| 2848 | Handle serialized RX Packet Available event when the corresponding callback |
| 2849 | is invoked by WPAL. |
| 2850 | Try to fill up any completed DXE descriptors with available Rx packet buffer |
| 2851 | pointers. |
| 2852 | |
| 2853 | @ Parameters |
| 2854 | wpt_msg *rxPktAvailMsg |
| 2855 | RX frame ready MSG pointer |
| 2856 | include DXE control context |
| 2857 | |
| 2858 | @ Return |
| 2859 | NONE |
| 2860 | |
| 2861 | ===========================================================================*/ |
| 2862 | void dxeRXPacketAvailableEventHandler |
| 2863 | ( |
| 2864 | wpt_msg *rxPktAvailMsg |
| 2865 | ) |
| 2866 | { |
| 2867 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
| 2868 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 2869 | WLANDXE_ChannelCBType *channelCb = NULL; |
| 2870 | |
| 2871 | 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] | 2872 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2873 | |
| 2874 | /* Sanity Check */ |
| 2875 | if(NULL == rxPktAvailMsg) |
| 2876 | { |
| 2877 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2878 | "dxeRXPacketAvailableEventHandler Context is not valid"); |
| 2879 | return; |
| 2880 | } |
| 2881 | |
| 2882 | dxeCtxt = (WLANDXE_CtrlBlkType *)(rxPktAvailMsg->pContext); |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 2883 | |
| 2884 | #ifdef WLAN_DXE_LOW_RESOURCE_TIMER |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 2885 | /* Available resource allocated |
| 2886 | * Stop timer not needed */ |
| 2887 | if(VOS_TIMER_STATE_RUNNING == |
| 2888 | wpalTimerGetCurStatus(&dxeCtxt->rxResourceAvailableTimer)) |
| 2889 | { |
| 2890 | wpalTimerStop(&dxeCtxt->rxResourceAvailableTimer); |
| 2891 | } |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 2892 | #endif |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2893 | |
| 2894 | do |
| 2895 | { |
| 2896 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 2897 | "dxeRXPacketAvailableEventHandler, start refilling ring"); |
| 2898 | |
| 2899 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI]; |
| 2900 | status = dxeRXFrameRefillRing(dxeCtxt,channelCb); |
| 2901 | |
| 2902 | // Wait for another callback to indicate when Rx resources are available |
| 2903 | // again. |
| 2904 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2905 | { |
| 2906 | break; |
| 2907 | } |
| 2908 | |
| 2909 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI]; |
| 2910 | status = dxeRXFrameRefillRing(dxeCtxt,channelCb); |
| 2911 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2912 | { |
| 2913 | break; |
| 2914 | } |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 2915 | |
| 2916 | if (WLANDXE_IS_VALID_CHANNEL(WDTS_CHANNEL_RX_LOG)) |
| 2917 | { |
| 2918 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOG]; |
| 2919 | status = dxeRXFrameRefillRing(dxeCtxt,channelCb); |
| 2920 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2921 | { |
| 2922 | break; |
| 2923 | } |
| 2924 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2925 | } while(0); |
| 2926 | |
| 2927 | if((WLANDXE_POWER_STATE_IMPS == dxeCtxt->hostPowerState) || |
| 2928 | (WLANDXE_POWER_STATE_DOWN == dxeCtxt->hostPowerState)) |
| 2929 | { |
| 2930 | /* Interrupt will not enabled at here, it will be enabled at PS mode change */ |
| 2931 | tempDxeCtrlBlk->rxIntDisabledByIMPS = eWLAN_PAL_TRUE; |
| 2932 | } |
| 2933 | } |
| 2934 | |
| 2935 | /*========================================================================== |
| 2936 | @ Function Name |
| 2937 | dxeRXISR |
| 2938 | |
| 2939 | @ Description |
| 2940 | RX frame ready interrupt service routine |
| 2941 | interrupt entry function, this function called based on ISR context |
| 2942 | Must be serialized |
| 2943 | |
| 2944 | @ Parameters |
| 2945 | void *hostCtxt |
| 2946 | DXE host driver control context, |
| 2947 | pre registerd during interrupt registration |
| 2948 | |
| 2949 | @ Return |
| 2950 | NONE |
| 2951 | |
| 2952 | ===========================================================================*/ |
| 2953 | static void dxeRXISR |
| 2954 | ( |
| 2955 | void *hostCtxt |
| 2956 | ) |
| 2957 | { |
| 2958 | WLANDXE_CtrlBlkType *dxeCtxt = (WLANDXE_CtrlBlkType *)hostCtxt; |
| 2959 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2960 | wpt_uint32 regValue; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2961 | |
Leo Chang | 094ece8 | 2013-04-23 17:57:41 -0700 | [diff] [blame] | 2962 | /* Set Interrupt processing bit |
| 2963 | * During this bit set, WLAN HW may not power collapse */ |
Mihir Shete | 0670b40 | 2015-05-13 17:51:41 +0530 | [diff] [blame] | 2964 | if (!(wpalIsFwLoggingSupported() && wpalIsFwLoggingEnabled())) |
Mihir Shete | d627460 | 2015-04-28 16:13:21 +0530 | [diff] [blame] | 2965 | { |
| 2966 | wpalReadRegister(WLANDXE_INT_MASK_REG_ADDRESS, ®Value); |
| 2967 | regValue |= WLANPAL_RX_INTERRUPT_PRO_MASK; |
| 2968 | wpalWriteRegister(WLANDXE_INT_MASK_REG_ADDRESS, regValue); |
| 2969 | } |
| 2970 | else |
| 2971 | { |
Karthick S | 09d5dd0 | 2015-05-27 16:58:32 +0530 | [diff] [blame] | 2972 | wpalReadRegister(WLAN_PMU_SPARE_OUT_ADDRESS, ®Value); |
| 2973 | regValue |= WLAN_PMU_POWER_DOWN_MASK; |
| 2974 | wpalWriteRegister(WLAN_PMU_SPARE_OUT_ADDRESS, regValue); |
Mihir Shete | d627460 | 2015-04-28 16:13:21 +0530 | [diff] [blame] | 2975 | } |
Leo Chang | 094ece8 | 2013-04-23 17:57:41 -0700 | [diff] [blame] | 2976 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2977 | /* Disable interrupt at here |
| 2978 | * Disable RX Ready system level Interrupt at here |
| 2979 | * Otherwise infinite loop might happen */ |
| 2980 | status = wpalDisableInterrupt(DXE_INTERRUPT_RX_READY); |
| 2981 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2982 | { |
| 2983 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2984 | "dxeRXFrameReadyISR Disable RX ready interrupt fail"); |
| 2985 | return; |
| 2986 | } |
| 2987 | |
| 2988 | /* Serialize RX Ready interrupt upon RX thread */ |
Manjunathappa Prakash | fb58546 | 2013-12-23 19:07:07 -0800 | [diff] [blame] | 2989 | if(NULL == dxeCtxt->rxIsrMsg) |
| 2990 | { |
| 2991 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2992 | "dxeRXFrameReadyISR NULL message"); |
| 2993 | HDXE_ASSERT(0); |
| 2994 | return; |
| 2995 | } |
| 2996 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2997 | status = wpalPostRxMsg(WDI_GET_PAL_CTX(), |
| 2998 | dxeCtxt->rxIsrMsg); |
| 2999 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3000 | { |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3001 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 3002 | "dxeRXFrameReadyISR interrupt serialize fail"); |
| 3003 | } |
| 3004 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3005 | return; |
| 3006 | } |
| 3007 | |
| 3008 | /*========================================================================== |
| 3009 | @ Function Name |
| 3010 | dxeTXPushFrame |
| 3011 | |
| 3012 | @ Description |
| 3013 | Push TX frame into DXE descriptor and DXE register |
| 3014 | Send notification to DXE register that TX frame is ready to transfer |
| 3015 | |
| 3016 | @ Parameters |
| 3017 | WLANDXE_ChannelCBType *channelEntry |
| 3018 | Channel specific control block |
| 3019 | wpt_packet *palPacket |
| 3020 | Packet pointer ready to transfer |
| 3021 | |
| 3022 | @ Return |
| 3023 | PAL_STATUS_T |
| 3024 | ===========================================================================*/ |
| 3025 | static wpt_status dxeTXPushFrame |
| 3026 | ( |
| 3027 | WLANDXE_ChannelCBType *channelEntry, |
| 3028 | wpt_packet *palPacket |
| 3029 | ) |
| 3030 | { |
| 3031 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 3032 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = NULL; |
| 3033 | WLANDXE_DescType *currentDesc = NULL; |
| 3034 | WLANDXE_DescType *firstDesc = NULL; |
| 3035 | WLANDXE_DescType *LastDesc = NULL; |
| 3036 | void *sourcePhysicalAddress = NULL; |
| 3037 | wpt_uint32 xferSize = 0; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3038 | wpt_iterator iterator; |
Leo Chang | ac1d361 | 2013-07-01 15:15:51 -0700 | [diff] [blame] | 3039 | wpt_uint32 isEmpty = 0; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3040 | |
| 3041 | 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] | 3042 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3043 | |
Leo Chang | ac1d361 | 2013-07-01 15:15:51 -0700 | [diff] [blame] | 3044 | tempDxeCtrlBlk->smsmToggled = eWLAN_PAL_FALSE; |
| 3045 | if((0 == tempDxeCtrlBlk->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI].numRsvdDesc) && |
| 3046 | (0 == tempDxeCtrlBlk->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI].numRsvdDesc)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3047 | { |
Leo Chang | ac1d361 | 2013-07-01 15:15:51 -0700 | [diff] [blame] | 3048 | isEmpty = 1; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3049 | } |
| 3050 | |
| 3051 | channelEntry->numFragmentCurrentChain = 0; |
| 3052 | currentCtrlBlk = channelEntry->headCtrlBlk; |
| 3053 | |
| 3054 | /* Initialize interator, TX is fragmented */ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3055 | status = wpalLockPacketForTransfer(palPacket); |
| 3056 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3057 | { |
| 3058 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3059 | "dxeTXPushFrame unable to lock packet"); |
| 3060 | return status; |
| 3061 | } |
| 3062 | |
| 3063 | status = wpalIteratorInit(&iterator, palPacket); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3064 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3065 | { |
| 3066 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3067 | "dxeTXPushFrame iterator init fail"); |
| 3068 | return status; |
| 3069 | } |
| 3070 | |
| 3071 | /* !!!! Revisit break condition !!!!!!! */ |
| 3072 | while(1) |
| 3073 | { |
| 3074 | /* Get current descriptor pointer from current control block */ |
| 3075 | currentDesc = currentCtrlBlk->linkedDesc; |
| 3076 | if(NULL == firstDesc) |
| 3077 | { |
| 3078 | firstDesc = currentCtrlBlk->linkedDesc; |
| 3079 | } |
| 3080 | /* All control block will have same palPacket Pointer |
| 3081 | * to make logic simpler */ |
| 3082 | currentCtrlBlk->xfrFrame = palPacket; |
| 3083 | |
| 3084 | /* Get next fragment physical address and fragment size |
| 3085 | * if this is the first trial, will get first physical address |
| 3086 | * if no more fragment, Descriptor src address will be set as NULL, OK??? */ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3087 | status = wpalIteratorNext(&iterator, |
| 3088 | palPacket, |
| 3089 | &sourcePhysicalAddress, |
| 3090 | &xferSize); |
| 3091 | if((NULL == sourcePhysicalAddress) || |
| 3092 | (0 == xferSize)) |
| 3093 | { |
| 3094 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 3095 | "dxeTXPushFrame end of current frame"); |
| 3096 | break; |
| 3097 | } |
| 3098 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3099 | { |
| 3100 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3101 | "dxeTXPushFrame Get next frame fail"); |
| 3102 | return status; |
| 3103 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3104 | |
| 3105 | /* This is the LAST descriptor valid for this transaction */ |
| 3106 | LastDesc = currentCtrlBlk->linkedDesc; |
| 3107 | |
| 3108 | /* Program DXE descriptor */ |
| 3109 | currentDesc->dxedesc.dxe_short_desc.srcMemAddrL = |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 3110 | WLANDXE_U32_SWAP_ENDIAN((wpt_uint32)(uintptr_t)sourcePhysicalAddress); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3111 | |
| 3112 | /* Just normal data transfer from aCPU Flat Memory to BMU Q */ |
| 3113 | if((WDTS_CHANNEL_TX_LOW_PRI == channelEntry->channelType) || |
| 3114 | (WDTS_CHANNEL_TX_HIGH_PRI == channelEntry->channelType)) |
| 3115 | { |
| 3116 | currentDesc->dxedesc.dxe_short_desc.dstMemAddrL = |
| 3117 | WLANDXE_U32_SWAP_ENDIAN(channelEntry->channelConfig.refWQ); |
| 3118 | } |
| 3119 | else |
| 3120 | { |
| 3121 | /* Test specific H2H transfer, destination address already set |
| 3122 | * Do Nothing */ |
| 3123 | } |
| 3124 | currentDesc->xfrSize = WLANDXE_U32_SWAP_ENDIAN(xferSize); |
| 3125 | |
| 3126 | /* Program channel control register */ |
| 3127 | /* First frame not set VAL bit, why ??? */ |
| 3128 | if(0 == channelEntry->numFragmentCurrentChain) |
| 3129 | { |
| 3130 | currentDesc->descCtrl.ctrl = channelEntry->extraConfig.cw_ctrl_write; |
| 3131 | } |
| 3132 | else |
| 3133 | { |
| 3134 | currentDesc->descCtrl.ctrl = channelEntry->extraConfig.cw_ctrl_write_valid; |
| 3135 | } |
| 3136 | |
| 3137 | /* Update statistics */ |
| 3138 | channelEntry->numFragmentCurrentChain++; |
| 3139 | channelEntry->numFreeDesc--; |
| 3140 | channelEntry->numRsvdDesc++; |
| 3141 | |
| 3142 | /* Get next control block */ |
| 3143 | currentCtrlBlk = currentCtrlBlk->nextCtrlBlk; |
| 3144 | } |
| 3145 | channelEntry->numTotalFrame++; |
| 3146 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 3147 | "NUM TX FRAG %d, Total Frame %d", |
| 3148 | channelEntry->numFragmentCurrentChain, channelEntry->numTotalFrame); |
| 3149 | |
| 3150 | /* Program Channel control register |
| 3151 | * Set as end of packet |
| 3152 | * Enable interrupt also for first code lock down |
| 3153 | * performace optimization, this will be revisited */ |
| 3154 | if(NULL == LastDesc) |
| 3155 | { |
| 3156 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3157 | "dxeTXPushFrame NULL Last Descriptor, broken chain"); |
| 3158 | return eWLAN_PAL_STATUS_E_FAULT; |
| 3159 | } |
| 3160 | LastDesc->descCtrl.ctrl = channelEntry->extraConfig.cw_ctrl_write_eop_int; |
| 3161 | /* Now First one also Valid ???? |
| 3162 | * this procedure will prevent over handle descriptor from previous |
| 3163 | * TX trigger */ |
| 3164 | firstDesc->descCtrl.ctrl = channelEntry->extraConfig.cw_ctrl_write_valid; |
| 3165 | |
| 3166 | /* If in BMPS mode no need to notify the DXE Engine, notify SMSM instead */ |
| 3167 | if(WLANDXE_RIVA_POWER_STATE_BMPS_UNKNOWN == tempDxeCtrlBlk->rivaPowerState) |
| 3168 | { |
| 3169 | /* Update channel head as next avaliable linked slot */ |
| 3170 | channelEntry->headCtrlBlk = currentCtrlBlk; |
Leo Chang | ac1d361 | 2013-07-01 15:15:51 -0700 | [diff] [blame] | 3171 | if(isEmpty) |
| 3172 | { |
| 3173 | tempDxeCtrlBlk->ringNotEmpty = eWLAN_PAL_TRUE; |
| 3174 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 3175 | "SMSM_ret LO=%d HI=%d", |
| 3176 | tempDxeCtrlBlk->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI].numRsvdDesc, |
| 3177 | tempDxeCtrlBlk->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI].numRsvdDesc ); |
| 3178 | dxeNotifySmsm(eWLAN_PAL_TRUE, eWLAN_PAL_FALSE); |
| 3179 | tempDxeCtrlBlk->smsmToggled = eWLAN_PAL_TRUE; |
| 3180 | } |
Madan Mohan Koyyalamudi | 2edf6f6 | 2012-10-15 15:56:34 -0700 | [diff] [blame] | 3181 | return status; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3182 | } |
| 3183 | |
| 3184 | /* If DXE use external descriptor, registers are not needed to be programmed |
| 3185 | * Just after finish to program descriptor, tirigger to send */ |
| 3186 | if(channelEntry->extraConfig.chan_mask & WLANDXE_CH_CTRL_EDEN_MASK) |
| 3187 | { |
| 3188 | /* Issue a dummy read from the DXE descriptor DDR location to |
| 3189 | ensure that any previously posted write to the descriptor |
| 3190 | completes. */ |
| 3191 | if(channelEntry->extraConfig.cw_ctrl_write_valid != firstDesc->descCtrl.ctrl) |
| 3192 | { |
| 3193 | //HDXE_ASSERT(0); |
| 3194 | } |
| 3195 | |
| 3196 | /* Everything is ready |
| 3197 | * Trigger to start DMA */ |
| 3198 | status = wpalWriteRegister(channelEntry->channelRegister.chDXECtrlRegAddr, |
| 3199 | channelEntry->extraConfig.chan_mask); |
| 3200 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3201 | { |
| 3202 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3203 | "dxeTXPushFrame Write Channel Ctrl Register fail"); |
| 3204 | return status; |
| 3205 | } |
| 3206 | |
| 3207 | /* Update channel head as next avaliable linked slot */ |
| 3208 | channelEntry->headCtrlBlk = currentCtrlBlk; |
| 3209 | |
| 3210 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 3211 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3212 | return status; |
| 3213 | } |
| 3214 | |
| 3215 | /* If DXE not use external descriptor, program each registers */ |
| 3216 | /* Circular buffer handle not need to program DESC register??? |
| 3217 | * GEN5 code not programed RING buffer case |
| 3218 | * REVISIT THIS !!!!!! */ |
| 3219 | if((WDTS_CHANNEL_TX_LOW_PRI == channelEntry->channelType) || |
| 3220 | (WDTS_CHANNEL_TX_HIGH_PRI == channelEntry->channelType)) |
| 3221 | { |
| 3222 | /* Destination address, assigned Work Q */ |
| 3223 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDadrlRegAddr, |
| 3224 | channelEntry->channelConfig.refWQ); |
| 3225 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3226 | { |
| 3227 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3228 | "dxeTXPushFrame Program dest address register fail"); |
| 3229 | return status; |
| 3230 | } |
| 3231 | /* If descriptor format is SHORT */ |
| 3232 | if(channelEntry->channelConfig.useShortDescFmt) |
| 3233 | { |
| 3234 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDadrhRegAddr, |
| 3235 | 0); |
| 3236 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3237 | { |
| 3238 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3239 | "dxeTXPushFrame Program dest address register fail"); |
| 3240 | return status; |
| 3241 | } |
| 3242 | } |
| 3243 | else |
| 3244 | { |
| 3245 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3246 | "dxeTXPushFrame LONG Descriptor Format!!!"); |
| 3247 | } |
| 3248 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3249 | |
| 3250 | /* Program Source address register |
| 3251 | * This address is already programmed into DXE Descriptor |
| 3252 | * But register also upadte */ |
| 3253 | status = wpalWriteRegister(channelEntry->channelRegister.chDXESadrlRegAddr, |
| 3254 | WLANDXE_U32_SWAP_ENDIAN(firstDesc->dxedesc.dxe_short_desc.srcMemAddrL)); |
| 3255 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3256 | { |
| 3257 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3258 | "dxeTXPushFrame Program src address register fail"); |
| 3259 | return status; |
| 3260 | } |
| 3261 | /* If descriptor format is SHORT */ |
| 3262 | if(channelEntry->channelConfig.useShortDescFmt) |
| 3263 | { |
| 3264 | status = wpalWriteRegister(channelEntry->channelRegister.chDXESadrhRegAddr, |
| 3265 | 0); |
| 3266 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3267 | { |
| 3268 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3269 | "dxeTXPushFrame Program dest address register fail"); |
| 3270 | return status; |
| 3271 | } |
| 3272 | } |
| 3273 | else |
| 3274 | { |
| 3275 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3276 | "dxeTXPushFrame LONG Descriptor Format!!!"); |
| 3277 | } |
| 3278 | |
| 3279 | /* Linked list Descriptor pointer */ |
| 3280 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDesclRegAddr, |
| 3281 | channelEntry->headCtrlBlk->linkedDescPhyAddr); |
| 3282 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3283 | { |
| 3284 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3285 | "dxeTXPushFrame Write DESC Address register fail"); |
| 3286 | return status; |
| 3287 | } |
| 3288 | /* If descriptor format is SHORT */ |
| 3289 | if(channelEntry->channelConfig.useShortDescFmt) |
| 3290 | { |
| 3291 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDeschRegAddr, |
| 3292 | 0); |
| 3293 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3294 | { |
| 3295 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3296 | "dxeTXPushFrame Program dest address register fail"); |
| 3297 | return status; |
| 3298 | } |
| 3299 | } |
| 3300 | else |
| 3301 | { |
| 3302 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3303 | "dxeTXPushFrame LONG Descriptor Format!!!"); |
| 3304 | } |
| 3305 | |
| 3306 | /* Transfer Size */ |
| 3307 | xferSize = WLANDXE_U32_SWAP_ENDIAN(firstDesc->xfrSize); |
| 3308 | status = wpalWriteRegister(channelEntry->channelRegister.chDXESzRegAddr, |
| 3309 | xferSize); |
| 3310 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3311 | { |
| 3312 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3313 | "dxeTXPushFrame Write DESC Address register fail"); |
| 3314 | return status; |
| 3315 | } |
| 3316 | |
| 3317 | /* Everything is ready |
| 3318 | * Trigger to start DMA */ |
| 3319 | status = wpalWriteRegister(channelEntry->channelRegister.chDXECtrlRegAddr, |
| 3320 | channelEntry->extraConfig.chan_mask); |
| 3321 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3322 | { |
| 3323 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3324 | "dxeTXPushFrame Write Channel Ctrl Register fail"); |
| 3325 | return status; |
| 3326 | } |
| 3327 | |
| 3328 | /* Update channel head as next avaliable linked slot */ |
| 3329 | channelEntry->headCtrlBlk = currentCtrlBlk; |
| 3330 | |
| 3331 | 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] | 3332 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3333 | return status; |
| 3334 | } |
| 3335 | |
| 3336 | /*========================================================================== |
| 3337 | @ Function Name |
| 3338 | dxeTXCompFrame |
| 3339 | |
| 3340 | @ Description |
| 3341 | TX Frame transfer complete event handler |
| 3342 | |
| 3343 | @ Parameters |
| 3344 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 3345 | DXE host driver main control block |
| 3346 | WLANDXE_ChannelCBType *channelEntry |
| 3347 | Channel specific control block |
| 3348 | |
| 3349 | @ Return |
| 3350 | PAL_STATUS_T |
| 3351 | ===========================================================================*/ |
| 3352 | static wpt_status dxeTXCompFrame |
| 3353 | ( |
| 3354 | WLANDXE_CtrlBlkType *hostCtxt, |
| 3355 | WLANDXE_ChannelCBType *channelEntry |
| 3356 | ) |
| 3357 | { |
| 3358 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 3359 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = NULL; |
| 3360 | WLANDXE_DescType *currentDesc = NULL; |
| 3361 | wpt_uint32 descCtrlValue = 0; |
| 3362 | unsigned int *lowThreshold = NULL; |
| 3363 | |
| 3364 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 3365 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3366 | |
| 3367 | /* Sanity */ |
| 3368 | if((NULL == hostCtxt) || (NULL == channelEntry)) |
| 3369 | { |
| 3370 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3371 | "dxeTXCompFrame Invalid ARG"); |
| 3372 | return eWLAN_PAL_STATUS_E_INVAL; |
| 3373 | } |
| 3374 | |
| 3375 | if(NULL == hostCtxt->txCompCB) |
| 3376 | { |
| 3377 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3378 | "dxeTXCompFrame TXCompCB is not registered"); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3379 | return eWLAN_PAL_STATUS_SUCCESS; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3380 | } |
| 3381 | |
Madan Mohan Koyyalamudi | b2cb8be | 2012-11-27 15:07:43 -0800 | [diff] [blame] | 3382 | status = wpalMutexAcquire(&channelEntry->dxeChannelLock); |
| 3383 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3384 | { |
| 3385 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3386 | "dxeTXCompFrame Mutex Acquire fail"); |
| 3387 | return status; |
| 3388 | } |
| 3389 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3390 | currentCtrlBlk = channelEntry->tailCtrlBlk; |
| 3391 | currentDesc = currentCtrlBlk->linkedDesc; |
| 3392 | |
| 3393 | if( currentCtrlBlk == channelEntry->headCtrlBlk ) |
| 3394 | { |
Madan Mohan Koyyalamudi | b2cb8be | 2012-11-27 15:07:43 -0800 | [diff] [blame] | 3395 | status = wpalMutexRelease(&channelEntry->dxeChannelLock); |
| 3396 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3397 | { |
| 3398 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3399 | "dxeTXCompFrame Mutex Release fail"); |
| 3400 | return status; |
| 3401 | } |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3402 | return eWLAN_PAL_STATUS_SUCCESS; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3403 | } |
| 3404 | |
Kiet Lam | 842dad0 | 2014-02-18 18:44:02 -0800 | [diff] [blame] | 3405 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3406 | while(1) |
| 3407 | { |
| 3408 | // HDXE_ASSERT(WLAN_PAL_IS_STATUS_SUCCESS(WLAN_RivaValidateDesc(currentDesc))); |
| 3409 | descCtrlValue = currentDesc->descCtrl.ctrl; |
| 3410 | if((descCtrlValue & WLANDXE_DESC_CTRL_VALID)) |
| 3411 | { |
| 3412 | /* caught up with head, bail out */ |
| 3413 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_MED, |
| 3414 | "dxeTXCompFrame caught up with head - next DESC has VALID set"); |
| 3415 | break; |
| 3416 | } |
| 3417 | |
Manjunathappa Prakash | fb58546 | 2013-12-23 19:07:07 -0800 | [diff] [blame] | 3418 | if(currentCtrlBlk->xfrFrame == NULL) |
| 3419 | { |
| 3420 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3421 | "Invalid transfer frame"); |
| 3422 | HDXE_ASSERT(0); |
| 3423 | break; |
| 3424 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3425 | channelEntry->numFreeDesc++; |
| 3426 | channelEntry->numRsvdDesc--; |
| 3427 | |
| 3428 | /* Send Frame TX Complete notification with frame start fragment location */ |
| 3429 | if(WLANDXE_U32_SWAP_ENDIAN(descCtrlValue) & WLANDXE_DESC_CTRL_EOP) |
| 3430 | { |
| 3431 | hostCtxt->txCompletedFrames--; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3432 | status = wpalUnlockPacket(currentCtrlBlk->xfrFrame); |
| 3433 | if (eWLAN_PAL_STATUS_SUCCESS != status) |
| 3434 | { |
| 3435 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3436 | "dxeRXFrameReady unable to unlock packet"); |
Madan Mohan Koyyalamudi | b2cb8be | 2012-11-27 15:07:43 -0800 | [diff] [blame] | 3437 | status = wpalMutexRelease(&channelEntry->dxeChannelLock); |
| 3438 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3439 | { |
| 3440 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3441 | "dxeTXCompFrame Mutex Release fail"); |
| 3442 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3443 | return status; |
| 3444 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3445 | hostCtxt->txCompCB(hostCtxt->clientCtxt, |
| 3446 | currentCtrlBlk->xfrFrame, |
| 3447 | eWLAN_PAL_STATUS_SUCCESS); |
| 3448 | channelEntry->numFragmentCurrentChain = 0; |
| 3449 | } |
| 3450 | currentCtrlBlk = currentCtrlBlk->nextCtrlBlk; |
| 3451 | currentDesc = currentCtrlBlk->linkedDesc; |
| 3452 | |
| 3453 | /* Break condition |
| 3454 | * Head control block is the control block must be programed for the next TX |
| 3455 | * so, head control block is not programmed control block yet |
| 3456 | * if loop encounte head control block, stop to complete |
| 3457 | * in theory, COMP CB must be called already ??? */ |
| 3458 | if(currentCtrlBlk == channelEntry->headCtrlBlk) |
| 3459 | { |
| 3460 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_MED, |
| 3461 | "dxeTXCompFrame caught up with head ptr"); |
| 3462 | break; |
| 3463 | } |
| 3464 | /* VALID Bit check ???? */ |
| 3465 | } |
| 3466 | |
| 3467 | /* Tail and Head Control block must be same */ |
| 3468 | channelEntry->tailCtrlBlk = currentCtrlBlk; |
| 3469 | |
| 3470 | lowThreshold = channelEntry->channelType == WDTS_CHANNEL_TX_LOW_PRI? |
| 3471 | &(hostCtxt->txCompInt.txLowResourceThreshold_LoPriCh): |
| 3472 | &(hostCtxt->txCompInt.txLowResourceThreshold_HiPriCh); |
| 3473 | |
| 3474 | /* If specific channel hit low resource condition send notification to upper layer */ |
| 3475 | if((eWLAN_PAL_TRUE == channelEntry->hitLowResource) && |
| 3476 | (channelEntry->numFreeDesc > *lowThreshold)) |
| 3477 | { |
| 3478 | /* Change it back if we raised it for fetching a remaining packet from TL */ |
| 3479 | if(WLANDXE_TX_LOW_RES_THRESHOLD > *lowThreshold) |
| 3480 | { |
| 3481 | *lowThreshold = WLANDXE_TX_LOW_RES_THRESHOLD; |
| 3482 | } |
| 3483 | |
| 3484 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 3485 | "DXE TX %d channel recovered from low resource", channelEntry->channelType); |
| 3486 | hostCtxt->lowResourceCB(hostCtxt->clientCtxt, |
| 3487 | channelEntry->channelType, |
| 3488 | eWLAN_PAL_TRUE); |
| 3489 | channelEntry->hitLowResource = eWLAN_PAL_FALSE; |
| 3490 | } |
| 3491 | |
Madan Mohan Koyyalamudi | b2cb8be | 2012-11-27 15:07:43 -0800 | [diff] [blame] | 3492 | status = wpalMutexRelease(&channelEntry->dxeChannelLock); |
| 3493 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3494 | { |
| 3495 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3496 | "dxeTXCompFrame Mutex Release fail"); |
| 3497 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3498 | |
| 3499 | 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] | 3500 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3501 | return status; |
| 3502 | } |
| 3503 | |
| 3504 | /*========================================================================== |
| 3505 | @ Function Name |
| 3506 | dxeTXEventHandler |
| 3507 | |
| 3508 | @ Description |
| 3509 | If DXE HW sends TX related interrupt, this event handler will be called |
| 3510 | Handle higher priority channel first |
| 3511 | Figureout why interrupt happen and call appropriate final even handler |
| 3512 | TX complete or error happen |
| 3513 | |
| 3514 | @ Parameters |
| 3515 | void *msgPtr |
| 3516 | Even MSG |
| 3517 | |
| 3518 | @ Return |
| 3519 | PAL_STATUS_T |
| 3520 | ===========================================================================*/ |
| 3521 | void dxeTXEventHandler |
| 3522 | ( |
| 3523 | wpt_msg *msgPtr |
| 3524 | ) |
| 3525 | { |
| 3526 | wpt_msg *msgContent = (wpt_msg *)msgPtr; |
| 3527 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
| 3528 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 3529 | wpt_uint32 intSrc = 0; |
| 3530 | wpt_uint32 chStat = 0; |
| 3531 | WLANDXE_ChannelCBType *channelCb = NULL; |
| 3532 | |
Madan Mohan Koyyalamudi | 48e375a | 2012-09-24 13:19:17 -0700 | [diff] [blame] | 3533 | wpt_uint8 bEnableISR = 0; |
Madan Mohan Koyyalamudi | dfd6aa8 | 2012-10-18 20:18:43 -0700 | [diff] [blame] | 3534 | static wpt_uint8 successiveIntWithIMPS; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3535 | |
| 3536 | 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] | 3537 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3538 | |
| 3539 | dxeCtxt = (WLANDXE_CtrlBlkType *)(msgContent->pContext); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3540 | dxeCtxt->ucTxMsgCnt = 0; |
| 3541 | |
| 3542 | if(eWLAN_PAL_TRUE == dxeCtxt->driverReloadInProcessing) |
| 3543 | { |
| 3544 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3545 | "wlan: TX COMP WLAN Driver re-loading in progress"); |
| 3546 | return; |
| 3547 | } |
| 3548 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3549 | /* Return from here if the RIVA is in IMPS, to avoid register access */ |
| 3550 | if(WLANDXE_POWER_STATE_IMPS == dxeCtxt->hostPowerState) |
| 3551 | { |
Madan Mohan Koyyalamudi | 48e375a | 2012-09-24 13:19:17 -0700 | [diff] [blame] | 3552 | successiveIntWithIMPS++; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3553 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 48e375a | 2012-09-24 13:19:17 -0700 | [diff] [blame] | 3554 | "dxeTXEventHandler IMPS TX COMP INT successiveIntWithIMPS %d", successiveIntWithIMPS); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3555 | status = dxeTXCompFrame(dxeCtxt, &dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI]); |
| 3556 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3557 | { |
| 3558 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 48e375a | 2012-09-24 13:19:17 -0700 | [diff] [blame] | 3559 | "dxeTXEventHandler IMPS HC COMP interrupt fail"); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3560 | } |
Madan Mohan Koyyalamudi | 1bed598 | 2012-10-22 14:38:06 -0700 | [diff] [blame] | 3561 | |
Madan Mohan Koyyalamudi | 48e375a | 2012-09-24 13:19:17 -0700 | [diff] [blame] | 3562 | status = dxeTXCompFrame(dxeCtxt, &dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI]); |
| 3563 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3564 | { |
| 3565 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3566 | "dxeTXEventHandler IMPS LC COMP interrupt fail"); |
| 3567 | } |
| 3568 | |
| 3569 | if(((dxeCtxt->txCompletedFrames) && |
| 3570 | (eWLAN_PAL_FALSE == dxeCtxt->txIntEnable)) && |
| 3571 | (successiveIntWithIMPS == 1)) |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3572 | { |
| 3573 | dxeCtxt->txIntEnable = eWLAN_PAL_TRUE; |
| 3574 | wpalEnableInterrupt(DXE_INTERRUPT_TX_COMPLE); |
| 3575 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 3576 | "TX COMP INT Enabled, remain TX frame count on ring %d", |
| 3577 | dxeCtxt->txCompletedFrames); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3578 | /*Kicking the DXE after the TX Complete interrupt was enabled - to avoid |
| 3579 | the posibility of a race*/ |
| 3580 | dxePsComplete(dxeCtxt, eWLAN_PAL_TRUE); |
| 3581 | } |
Madan Mohan Koyyalamudi | 48e375a | 2012-09-24 13:19:17 -0700 | [diff] [blame] | 3582 | else |
| 3583 | { |
| 3584 | dxeCtxt->txIntEnable = eWLAN_PAL_FALSE; |
| 3585 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3586 | "TX COMP INT NOT Enabled, RIVA still wake up? remain TX frame count on ring %d, successiveIntWithIMPS %d", |
| 3587 | dxeCtxt->txCompletedFrames, successiveIntWithIMPS); |
| 3588 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3589 | return; |
| 3590 | } |
| 3591 | |
Madan Mohan Koyyalamudi | 48e375a | 2012-09-24 13:19:17 -0700 | [diff] [blame] | 3592 | successiveIntWithIMPS = 0; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3593 | if((!dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI].extraConfig.chEnabled) || |
| 3594 | (!dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI].extraConfig.chEnabled)) |
| 3595 | { |
| 3596 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3597 | "DXE already stopped in TX event handler. Just return"); |
| 3598 | return; |
| 3599 | } |
| 3600 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3601 | /* Disable device interrupt */ |
| 3602 | /* Read whole interrupt mask register and exclusive only this channel int */ |
| 3603 | status = wpalReadRegister(WLANDXE_INT_SRC_RAW_ADDRESS, |
| 3604 | &intSrc); |
| 3605 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3606 | { |
| 3607 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3608 | "dxeTXCompleteEventHandler Read INT_DONE_SRC register fail"); |
| 3609 | return; |
| 3610 | } |
| 3611 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_MED, |
| 3612 | "TX Event Handler INT Source 0x%x", intSrc); |
| 3613 | |
| 3614 | /* Test High Priority Channel is the INT source or not */ |
| 3615 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI]; |
| 3616 | if(intSrc & (1 << channelCb->assignedDMAChannel)) |
| 3617 | { |
| 3618 | status = dxeChannelCleanInt(channelCb, &chStat); |
| 3619 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3620 | { |
| 3621 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3622 | "dxeTXEventHandler INT Clean up fail"); |
| 3623 | return; |
| 3624 | } |
| 3625 | |
| 3626 | if(WLANDXE_CH_STAT_INT_ERR_MASK & chStat) |
| 3627 | { |
| 3628 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 3629 | "%11s : 0x%x Error Reported, Reload Driver", |
| 3630 | channelType[channelCb->channelType], chStat); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 3631 | |
Mihir Shete | 79d6b58 | 2014-03-12 17:54:07 +0530 | [diff] [blame] | 3632 | dxeErrChannelDebug(channelCb, chStat); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 3633 | |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 3634 | dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE; |
| 3635 | wpalWlanReload(); |
Mihir Shete | fdc9f53 | 2014-01-09 15:03:02 +0530 | [diff] [blame] | 3636 | dxeStartSSRTimer(dxeCtxt); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3637 | } |
| 3638 | else if(WLANDXE_CH_STAT_INT_DONE_MASK & chStat) |
| 3639 | { |
| 3640 | /* Handle TX complete for high priority channel */ |
| 3641 | status = dxeTXCompFrame(dxeCtxt, |
| 3642 | channelCb); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3643 | bEnableISR = 1; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3644 | } |
| 3645 | else if(WLANDXE_CH_STAT_INT_ED_MASK & chStat) |
| 3646 | { |
| 3647 | /* Handle TX complete for high priority channel */ |
| 3648 | status = dxeTXCompFrame(dxeCtxt, |
| 3649 | channelCb); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3650 | bEnableISR = 1; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3651 | } |
| 3652 | else |
| 3653 | { |
| 3654 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3655 | "dxeTXEventHandler TX HI status=%x", chStat); |
| 3656 | } |
| 3657 | |
| 3658 | if(WLANDXE_CH_STAT_MASKED_MASK & chStat) |
| 3659 | { |
| 3660 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_HIGH, |
| 3661 | "dxeTXEventHandler TX HIGH Channel Masked Unmask it!!!!"); |
| 3662 | } |
| 3663 | |
| 3664 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_HIGH, |
| 3665 | "TX HIGH STAT 0x%x RESRVD %d", chStat, channelCb->numRsvdDesc); |
| 3666 | } |
| 3667 | |
| 3668 | /* Test Low Priority Channel interrupt is enabled or not */ |
| 3669 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI]; |
| 3670 | if(intSrc & (1 << channelCb->assignedDMAChannel)) |
| 3671 | { |
| 3672 | status = dxeChannelCleanInt(channelCb, &chStat); |
| 3673 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3674 | { |
| 3675 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3676 | "dxeTXEventHandler INT Clean up fail"); |
| 3677 | return; |
| 3678 | } |
| 3679 | |
| 3680 | if(WLANDXE_CH_STAT_INT_ERR_MASK & chStat) |
| 3681 | { |
| 3682 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 3683 | "%11s : 0x%x Error Reported, Reload Driver", |
| 3684 | channelType[channelCb->channelType], chStat); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 3685 | |
Mihir Shete | 79d6b58 | 2014-03-12 17:54:07 +0530 | [diff] [blame] | 3686 | dxeErrChannelDebug(channelCb, chStat); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 3687 | |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 3688 | dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE; |
| 3689 | wpalWlanReload(); |
Mihir Shete | fdc9f53 | 2014-01-09 15:03:02 +0530 | [diff] [blame] | 3690 | dxeStartSSRTimer(dxeCtxt); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3691 | } |
| 3692 | else if(WLANDXE_CH_STAT_INT_DONE_MASK & chStat) |
| 3693 | { |
| 3694 | /* Handle TX complete for low priority channel */ |
| 3695 | status = dxeTXCompFrame(dxeCtxt, |
| 3696 | channelCb); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3697 | bEnableISR = 1; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3698 | } |
| 3699 | else if(WLANDXE_CH_STAT_INT_ED_MASK & chStat) |
| 3700 | { |
| 3701 | /* Handle TX complete for low priority channel */ |
| 3702 | status = dxeTXCompFrame(dxeCtxt, |
| 3703 | channelCb); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3704 | bEnableISR = 1; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3705 | } |
| 3706 | else |
| 3707 | { |
| 3708 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3709 | "dxeTXEventHandler TX LO status=%x", chStat); |
| 3710 | } |
| 3711 | |
| 3712 | if(WLANDXE_CH_STAT_MASKED_MASK & chStat) |
| 3713 | { |
| 3714 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_HIGH, |
| 3715 | "dxeTXEventHandler TX Low Channel Masked Unmask it!!!!"); |
| 3716 | } |
| 3717 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
| 3718 | "TX LOW STAT 0x%x RESRVD %d", chStat, channelCb->numRsvdDesc); |
| 3719 | } |
| 3720 | |
| 3721 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3722 | if((bEnableISR || (dxeCtxt->txCompletedFrames)) && |
| 3723 | (eWLAN_PAL_FALSE == dxeCtxt->txIntEnable)) |
| 3724 | { |
| 3725 | dxeCtxt->txIntEnable = eWLAN_PAL_TRUE; |
| 3726 | wpalEnableInterrupt(DXE_INTERRUPT_TX_COMPLE); |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 3727 | if(0 != dxeCtxt->txCompletedFrames) |
| 3728 | { |
| 3729 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 3730 | "TX COMP INT Enabled, remain TX frame count on ring %d", |
| 3731 | dxeCtxt->txCompletedFrames); |
| 3732 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3733 | } |
| 3734 | |
| 3735 | /*Kicking the DXE after the TX Complete interrupt was enabled - to avoid |
| 3736 | the posibility of a race*/ |
| 3737 | dxePsComplete(dxeCtxt, eWLAN_PAL_TRUE); |
| 3738 | |
| 3739 | 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] | 3740 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3741 | return; |
| 3742 | } |
| 3743 | |
| 3744 | |
| 3745 | /*========================================================================== |
| 3746 | @ Function Name |
| 3747 | dxeTXCompleteProcessing |
| 3748 | |
| 3749 | @ Description |
| 3750 | If DXE HW sends TX related interrupt, this event handler will be called |
| 3751 | Handle higher priority channel first |
| 3752 | Figureout why interrupt happen and call appropriate final even handler |
| 3753 | TX complete or error happen |
| 3754 | |
| 3755 | @ Parameters |
| 3756 | dxeCtxt DXE context |
| 3757 | |
| 3758 | @ Return |
| 3759 | PAL_STATUS_T |
| 3760 | ===========================================================================*/ |
| 3761 | void dxeTXCompleteProcessing |
| 3762 | ( |
| 3763 | WLANDXE_CtrlBlkType *dxeCtxt |
| 3764 | ) |
| 3765 | { |
| 3766 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 3767 | WLANDXE_ChannelCBType *channelCb = NULL; |
| 3768 | |
| 3769 | 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] | 3770 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3771 | |
| 3772 | /* Test High Priority Channel is the INT source or not */ |
| 3773 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI]; |
| 3774 | |
| 3775 | /* Handle TX complete for high priority channel */ |
| 3776 | status = dxeTXCompFrame(dxeCtxt, channelCb); |
| 3777 | |
| 3778 | /* Test Low Priority Channel interrupt is enabled or not */ |
| 3779 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI]; |
| 3780 | |
| 3781 | /* Handle TX complete for low priority channel */ |
| 3782 | status = dxeTXCompFrame(dxeCtxt, channelCb); |
| 3783 | |
| 3784 | if((eWLAN_PAL_FALSE == dxeCtxt->txIntEnable) && |
| 3785 | ((dxeCtxt->txCompletedFrames > 0) || |
| 3786 | (WLANDXE_POWER_STATE_FULL == dxeCtxt->hostPowerState))) |
| 3787 | { |
| 3788 | dxeCtxt->txIntEnable = eWLAN_PAL_TRUE; |
| 3789 | wpalEnableInterrupt(DXE_INTERRUPT_TX_COMPLE); |
| 3790 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 3791 | "%s %s : %d, %s : %d", __func__, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3792 | channelType[dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI].channelType], |
| 3793 | dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI].numRsvdDesc, |
| 3794 | channelType[dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI].channelType], |
| 3795 | dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI].numRsvdDesc); |
Leo Chang | ac1d361 | 2013-07-01 15:15:51 -0700 | [diff] [blame] | 3796 | |
| 3797 | if((WLANDXE_POWER_STATE_FULL != dxeCtxt->hostPowerState) && |
| 3798 | (eWLAN_PAL_FALSE == tempDxeCtrlBlk->smsmToggled)) |
| 3799 | { |
| 3800 | /* After TX Comp processing, still remaining frame on the DXE TX ring |
| 3801 | * And when push frame, RING was not empty marked |
| 3802 | * Then when push frame, no SMSM toggle happen |
| 3803 | * To avoid permanent TX stall, SMSM toggle is needed at here |
| 3804 | * With this toggle, host should gaurantee SMSM state should be changed */ |
Mihir Shete | 68ed77a | 2014-10-10 10:47:12 +0530 | [diff] [blame] | 3805 | dxeNotifySmsm(eWLAN_PAL_TRUE, dxeCtxt->txRingsEmpty); |
Leo Chang | ac1d361 | 2013-07-01 15:15:51 -0700 | [diff] [blame] | 3806 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3807 | } |
| 3808 | |
| 3809 | /*Kicking the DXE after the TX Complete interrupt was enabled - to avoid |
| 3810 | the posibility of a race*/ |
| 3811 | dxePsComplete(dxeCtxt, eWLAN_PAL_FALSE); |
| 3812 | |
| 3813 | 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] | 3814 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3815 | return; |
| 3816 | } |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 3817 | |
| 3818 | /*========================================================================== |
| 3819 | @ Function Name |
| 3820 | dxeTXReSyncDesc |
| 3821 | |
| 3822 | @ Description |
| 3823 | When STA comeout from IMPS, check DXE TX next transfer candidate descriptor |
| 3824 | And HW programmed descriptor. |
| 3825 | If any async happen between HW/SW TX stall will happen |
| 3826 | |
| 3827 | @ Parameters |
| 3828 | void *msgPtr |
| 3829 | Message pointer to sync with TX thread |
| 3830 | |
| 3831 | @ Return |
| 3832 | NONE |
| 3833 | ===========================================================================*/ |
| 3834 | void dxeTXReSyncDesc |
| 3835 | ( |
| 3836 | wpt_msg *msgPtr |
| 3837 | ) |
| 3838 | { |
| 3839 | wpt_msg *msgContent = (wpt_msg *)msgPtr; |
| 3840 | WLANDXE_CtrlBlkType *pDxeCtrlBlk; |
| 3841 | wpt_uint32 nextDescReg; |
| 3842 | WLANDXE_ChannelCBType *channelEntry; |
| 3843 | WLANDXE_DescCtrlBlkType *validCtrlBlk; |
| 3844 | wpt_uint32 descLoop; |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 3845 | wpt_uint32 channelLoop; |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 3846 | |
| 3847 | if(NULL == msgContent) |
| 3848 | { |
| 3849 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3850 | "dxeTXReSyncDesc Invalid Control Block"); |
| 3851 | return; |
| 3852 | } |
| 3853 | |
| 3854 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 3855 | "dxeTXReSyncDesc Try to re-sync TX channel if any problem"); |
| 3856 | pDxeCtrlBlk = (WLANDXE_CtrlBlkType *)(msgContent->pContext); |
| 3857 | |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 3858 | 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] | 3859 | { |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 3860 | channelEntry = &pDxeCtrlBlk->dxeChannel[channelLoop]; |
| 3861 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 3862 | "%11s : Try to detect TX descriptor async", channelType[channelEntry->channelType]); |
| 3863 | wpalReadRegister(channelEntry->channelRegister.chDXEDesclRegAddr, |
| 3864 | &nextDescReg); |
| 3865 | /* Async detect without TX pending frame */ |
| 3866 | if(channelEntry->tailCtrlBlk == channelEntry->headCtrlBlk) |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 3867 | { |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 3868 | if(nextDescReg != channelEntry->tailCtrlBlk->linkedDescPhyAddr) |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 3869 | { |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 3870 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 3871 | "TX Async no Pending frame"); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 3872 | |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 3873 | dxeChannelMonitor("!!! TX Async no Pending frame !!!", channelEntry, NULL); |
| 3874 | dxeChannelRegisterDump(channelEntry, "!!! TX Async no Pending frame !!!", NULL); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 3875 | |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 3876 | wpalWriteRegister(channelEntry->channelRegister.chDXEDesclRegAddr, |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 3877 | channelEntry->tailCtrlBlk->linkedDescPhyAddr); |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 3878 | } |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 3879 | } |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 3880 | /* Async detect with some TX pending frames |
| 3881 | * next descriptor register should sync with first valid descriptor */ |
| 3882 | else |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 3883 | { |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 3884 | validCtrlBlk = channelEntry->tailCtrlBlk; |
| 3885 | for(descLoop = 0; descLoop < channelEntry->numDesc; descLoop++) |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 3886 | { |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 3887 | if(validCtrlBlk->linkedDesc->descCtrl.ctrl & WLANDXE_DESC_CTRL_VALID) |
| 3888 | { |
| 3889 | if(nextDescReg != validCtrlBlk->linkedDescPhyAddr) |
| 3890 | { |
| 3891 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 3892 | "TX Async"); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 3893 | |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 3894 | dxeChannelMonitor("!!! TX Async !!!", channelEntry, NULL); |
| 3895 | dxeChannelRegisterDump(channelEntry, "!!! TX Async !!!", NULL); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 3896 | |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 3897 | wpalWriteRegister(channelEntry->channelRegister.chDXEDesclRegAddr, |
| 3898 | validCtrlBlk->linkedDescPhyAddr); |
| 3899 | } |
| 3900 | break; |
| 3901 | } |
| 3902 | validCtrlBlk = (WLANDXE_DescCtrlBlkType *)validCtrlBlk->nextCtrlBlk; |
| 3903 | if(validCtrlBlk == channelEntry->headCtrlBlk->nextCtrlBlk) |
| 3904 | { |
| 3905 | /* Finished to test till head control blcok, but could not find valid descriptor |
| 3906 | * from head to tail all descriptors are invalidated |
| 3907 | * host point of view head descriptor is next TX candidate |
| 3908 | * So, next descriptor control have to be programmed with head descriptor |
| 3909 | * check */ |
| 3910 | if(nextDescReg != channelEntry->headCtrlBlk->linkedDescPhyAddr) |
| 3911 | { |
| 3912 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Jeff Johnson | ab79c8d | 2012-12-10 14:30:13 -0800 | [diff] [blame] | 3913 | "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] | 3914 | |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 3915 | dxeChannelMonitor("!!! TX Async !!!", channelEntry, NULL); |
| 3916 | dxeChannelRegisterDump(channelEntry, "!!! TX Async !!!", NULL); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 3917 | |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 3918 | wpalWriteRegister(channelEntry->channelRegister.chDXEDesclRegAddr, |
| 3919 | validCtrlBlk->linkedDescPhyAddr); |
| 3920 | } |
| 3921 | break; |
| 3922 | } |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 3923 | } |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 3924 | } |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 3925 | } |
| 3926 | |
Madan Mohan Koyyalamudi | 5f57c10 | 2012-10-15 15:52:54 -0700 | [diff] [blame] | 3927 | /* HW/SW descriptor resync is done. |
| 3928 | * Next if there are any valid descriptor in chain, Push to HW again */ |
| 3929 | for(channelLoop = WDTS_CHANNEL_TX_LOW_PRI; channelLoop < WDTS_CHANNEL_RX_LOW_PRI; channelLoop++) |
| 3930 | { |
| 3931 | channelEntry = &pDxeCtrlBlk->dxeChannel[channelLoop]; |
| 3932 | if(channelEntry->tailCtrlBlk == channelEntry->headCtrlBlk) |
| 3933 | { |
| 3934 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 3935 | "%11s : No TX Pending frame", |
| 3936 | channelType[channelEntry->channelType]); |
| 3937 | /* No Pending frame, Do nothing */ |
| 3938 | } |
| 3939 | else |
| 3940 | { |
| 3941 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 3942 | "%11s : TX Pending frame, process it", |
| 3943 | channelType[channelEntry->channelType]); |
| 3944 | validCtrlBlk = channelEntry->tailCtrlBlk; |
| 3945 | for(descLoop = 0; descLoop < channelEntry->numDesc; descLoop++) |
| 3946 | { |
| 3947 | if(validCtrlBlk->linkedDesc->descCtrl.ctrl & WLANDXE_DESC_CTRL_VALID) |
| 3948 | { |
| 3949 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 3950 | "%11s : when exit IMPS found valid descriptor", |
| 3951 | channelType[channelEntry->channelType]); |
| 3952 | |
| 3953 | /* Found valid descriptor, kick DXE */ |
| 3954 | wpalWriteRegister(channelEntry->channelRegister.chDXECtrlRegAddr, |
| 3955 | channelEntry->extraConfig.chan_mask); |
| 3956 | break; |
| 3957 | } |
| 3958 | validCtrlBlk = (WLANDXE_DescCtrlBlkType *)validCtrlBlk->nextCtrlBlk; |
| 3959 | if(validCtrlBlk == channelEntry->headCtrlBlk->nextCtrlBlk) |
| 3960 | { |
| 3961 | /* Finished to test till head control blcok, but could not find valid descriptor |
| 3962 | * from head to tail all descriptors are invalidated */ |
| 3963 | break; |
| 3964 | } |
| 3965 | } |
| 3966 | } |
| 3967 | } |
| 3968 | |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 3969 | wpalMemoryFree(msgPtr); |
| 3970 | return; |
| 3971 | } |
| 3972 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3973 | /*========================================================================== |
Mihir Shete | 40a5565 | 2014-03-02 14:14:47 +0530 | [diff] [blame] | 3974 | @ Function Name |
| 3975 | dxeDebugTxDescReSync |
| 3976 | |
| 3977 | @ Description |
| 3978 | Check DXE Tx channel state and correct it in |
| 3979 | case Tx Data stall is detected by calling |
| 3980 | %dxeTXReSyncDesc. Also ensure that WCN SS |
| 3981 | is not power collapsed before calling |
| 3982 | %dxeTXReSyncDesc |
| 3983 | |
| 3984 | @ Parameters |
| 3985 | void *msgPtr |
| 3986 | Message pointer to sync with TX thread |
| 3987 | |
| 3988 | @ Return |
| 3989 | NONE |
| 3990 | ===========================================================================*/ |
| 3991 | void dxeDebugTxDescReSync |
| 3992 | ( |
| 3993 | wpt_msg *msgPtr |
| 3994 | ) |
| 3995 | { |
| 3996 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3997 | "%s: Check for DXE TX Async",__func__); |
| 3998 | /* Make wake up HW */ |
| 3999 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 4000 | dxeNotifySmsm(eWLAN_PAL_TRUE, eWLAN_PAL_FALSE); |
| 4001 | |
| 4002 | wpalSleep(10); |
| 4003 | |
| 4004 | dxeTXReSyncDesc(msgPtr); |
| 4005 | } |
| 4006 | /*========================================================================== |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4007 | @ Function Name |
| 4008 | dxeTXISR |
| 4009 | |
| 4010 | @ Description |
| 4011 | TX interrupt ISR |
| 4012 | Platform will call this function if INT is happen |
| 4013 | This function must be registered into platform interrupt module |
| 4014 | |
| 4015 | @ Parameters |
| 4016 | void *hostCtxt |
| 4017 | DXE host driver control context, |
| 4018 | pre registerd during interrupt registration |
| 4019 | |
| 4020 | @ Return |
| 4021 | PAL_STATUS_T |
| 4022 | ===========================================================================*/ |
| 4023 | static void dxeTXISR |
| 4024 | ( |
| 4025 | void *hostCtxt |
| 4026 | ) |
| 4027 | { |
| 4028 | WLANDXE_CtrlBlkType *dxeCtxt = (WLANDXE_CtrlBlkType *)hostCtxt; |
| 4029 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4030 | |
| 4031 | 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] | 4032 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4033 | |
| 4034 | /* 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] | 4035 | if(WLANDXE_POWER_STATE_DOWN == dxeCtxt->hostPowerState) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4036 | { |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 4037 | dxeCtxt->txIntEnable = eWLAN_PAL_FALSE; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4038 | /* Disable interrupt at here, |
| 4039 | IMPS or IMPS Pending state should not access RIVA register */ |
| 4040 | status = wpalDisableInterrupt(DXE_INTERRUPT_TX_COMPLE); |
| 4041 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4042 | { |
| 4043 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4044 | "dxeRXFrameReadyISR Disable RX ready interrupt fail"); |
| 4045 | return; |
| 4046 | } |
| 4047 | dxeCtxt->txIntDisabledByIMPS = eWLAN_PAL_TRUE; |
| 4048 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 4049 | "%s Riva is in %d, return from here ", __func__, dxeCtxt->hostPowerState); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4050 | return; |
| 4051 | } |
| 4052 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4053 | /* Disable TX Complete Interrupt at here */ |
| 4054 | status = wpalDisableInterrupt(DXE_INTERRUPT_TX_COMPLE); |
| 4055 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4056 | { |
| 4057 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4058 | "dxeTXCompISR Disable TX complete interrupt fail"); |
| 4059 | return; |
| 4060 | } |
| 4061 | dxeCtxt->txIntEnable = eWLAN_PAL_FALSE; |
| 4062 | |
| 4063 | |
| 4064 | if( dxeCtxt->ucTxMsgCnt ) |
| 4065 | { |
| 4066 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
| 4067 | "Avoiding serializing TX Complete event"); |
| 4068 | return; |
| 4069 | } |
| 4070 | |
| 4071 | dxeCtxt->ucTxMsgCnt = 1; |
| 4072 | |
| 4073 | /* Serialize TX complete interrupt upon TX thread */ |
Manjunathappa Prakash | fb58546 | 2013-12-23 19:07:07 -0800 | [diff] [blame] | 4074 | if(NULL == dxeCtxt->txIsrMsg) |
| 4075 | { |
| 4076 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 4077 | "Invalid message"); |
| 4078 | HDXE_ASSERT(0); |
| 4079 | return; |
| 4080 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4081 | status = wpalPostTxMsg(WDI_GET_PAL_CTX(), |
| 4082 | dxeCtxt->txIsrMsg); |
| 4083 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4084 | { |
| 4085 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 4086 | "dxeTXCompISR interrupt serialize fail status=%d", status); |
| 4087 | } |
| 4088 | |
| 4089 | 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] | 4090 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4091 | return; |
| 4092 | } |
| 4093 | |
| 4094 | /*------------------------------------------------------------------------- |
| 4095 | * Global Function |
| 4096 | *-------------------------------------------------------------------------*/ |
| 4097 | /*========================================================================== |
| 4098 | @ Function Name |
| 4099 | WLANDXE_Open |
| 4100 | |
| 4101 | @ Description |
| 4102 | Open host DXE driver, allocate DXE resources |
| 4103 | Allocate, DXE local control block, DXE descriptor pool, DXE descriptor control block pool |
| 4104 | |
| 4105 | @ Parameters |
Jeff Johnson | a8a1a48 | 2012-12-12 16:49:33 -0800 | [diff] [blame] | 4106 | pVoid pAdapter : Driver global control block pointer |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4107 | |
| 4108 | @ Return |
| 4109 | pVoid DXE local module control block pointer |
| 4110 | ===========================================================================*/ |
| 4111 | void *WLANDXE_Open |
| 4112 | ( |
| 4113 | void |
| 4114 | ) |
| 4115 | { |
| 4116 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 4117 | unsigned int idx; |
| 4118 | WLANDXE_ChannelCBType *currentChannel = NULL; |
| 4119 | int smsmInitState; |
Mihir Shete | be94ebb | 2015-05-26 12:07:14 +0530 | [diff] [blame] | 4120 | wpt_uint8 chanMask = WDTS_TRANSPORT_CHANNELS_MASK; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4121 | |
| 4122 | 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] | 4123 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4124 | |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 4125 | if (wpalIsFwLoggingEnabled()) |
| 4126 | { |
Mihir Shete | be94ebb | 2015-05-26 12:07:14 +0530 | [diff] [blame] | 4127 | chanMask |= WDTS_RX_LOG_CHANNEL_MASK; |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 4128 | } |
Mihir Shete | be94ebb | 2015-05-26 12:07:14 +0530 | [diff] [blame] | 4129 | |
| 4130 | if (wpalIsFwEvLoggingEnabled()) |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 4131 | { |
Mihir Shete | be94ebb | 2015-05-26 12:07:14 +0530 | [diff] [blame] | 4132 | chanMask |= WDTS_RX_FW_LOG_CHANNEL_MASK; |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 4133 | } |
Mihir Shete | be94ebb | 2015-05-26 12:07:14 +0530 | [diff] [blame] | 4134 | dxeSetEnabledChannels(chanMask); |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 4135 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4136 | /* This is temporary allocation */ |
| 4137 | tempDxeCtrlBlk = (WLANDXE_CtrlBlkType *)wpalMemoryAllocate(sizeof(WLANDXE_CtrlBlkType)); |
| 4138 | if(NULL == tempDxeCtrlBlk) |
| 4139 | { |
| 4140 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4141 | "WLANDXE_Open Control Block Alloc Fail"); |
| 4142 | return NULL; |
| 4143 | } |
| 4144 | wpalMemoryZero(tempDxeCtrlBlk, sizeof(WLANDXE_CtrlBlkType)); |
| 4145 | |
| 4146 | status = dxeCommonDefaultConfig(tempDxeCtrlBlk); |
| 4147 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4148 | { |
| 4149 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4150 | "WLANDXE_Open Common Configuration Fail"); |
| 4151 | WLANDXE_Close(tempDxeCtrlBlk); |
| 4152 | return NULL; |
| 4153 | } |
| 4154 | |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 4155 | foreach_valid_channel(idx) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4156 | { |
| 4157 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 4158 | "WLANDXE_Open Channel %s Open Start", channelType[idx]); |
| 4159 | currentChannel = &tempDxeCtrlBlk->dxeChannel[idx]; |
Mihir Shete | be94ebb | 2015-05-26 12:07:14 +0530 | [diff] [blame] | 4160 | currentChannel->channelType = idx; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4161 | |
| 4162 | /* Config individual channels from channel default setup table */ |
| 4163 | status = dxeChannelDefaultConfig(tempDxeCtrlBlk, |
| 4164 | currentChannel); |
| 4165 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4166 | { |
| 4167 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4168 | "WLANDXE_Open Channel Basic Configuration Fail for channel %d", idx); |
| 4169 | WLANDXE_Close(tempDxeCtrlBlk); |
| 4170 | return NULL; |
| 4171 | } |
| 4172 | |
| 4173 | /* Allocate DXE Control Block will be used by host DXE driver */ |
| 4174 | status = dxeCtrlBlkAlloc(tempDxeCtrlBlk, currentChannel); |
| 4175 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4176 | { |
| 4177 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4178 | "WLANDXE_Open Alloc DXE Control Block Fail for channel %d", idx); |
| 4179 | |
| 4180 | WLANDXE_Close(tempDxeCtrlBlk); |
| 4181 | return NULL; |
| 4182 | } |
| 4183 | status = wpalMutexInit(¤tChannel->dxeChannelLock); |
| 4184 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4185 | { |
| 4186 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 4187 | "WLANDXE_Open Lock Init Fail for channel %d", idx); |
| 4188 | WLANDXE_Close(tempDxeCtrlBlk); |
| 4189 | return NULL; |
| 4190 | } |
| 4191 | |
| 4192 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 4193 | "WLANDXE_Open Channel %s Open Success", channelType[idx]); |
| 4194 | } |
| 4195 | |
| 4196 | /* Allocate and Init RX READY ISR Serialize Buffer */ |
| 4197 | tempDxeCtrlBlk->rxIsrMsg = (wpt_msg *)wpalMemoryAllocate(sizeof(wpt_msg)); |
| 4198 | if(NULL == tempDxeCtrlBlk->rxIsrMsg) |
| 4199 | { |
| 4200 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4201 | "WLANDXE_Open Alloc RX ISR Fail"); |
| 4202 | WLANDXE_Close(tempDxeCtrlBlk); |
| 4203 | return NULL; |
| 4204 | } |
| 4205 | wpalMemoryZero(tempDxeCtrlBlk->rxIsrMsg, sizeof(wpt_msg)); |
| 4206 | tempDxeCtrlBlk->rxIsrMsg->callback = dxeRXEventHandler; |
| 4207 | tempDxeCtrlBlk->rxIsrMsg->pContext = (void *)tempDxeCtrlBlk; |
| 4208 | |
| 4209 | /* Allocate and Init TX COMP ISR Serialize Buffer */ |
| 4210 | tempDxeCtrlBlk->txIsrMsg = (wpt_msg *)wpalMemoryAllocate(sizeof(wpt_msg)); |
| 4211 | if(NULL == tempDxeCtrlBlk->txIsrMsg) |
| 4212 | { |
| 4213 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4214 | "WLANDXE_Open Alloc TX ISR Fail"); |
| 4215 | WLANDXE_Close(tempDxeCtrlBlk); |
| 4216 | return NULL; |
| 4217 | } |
| 4218 | wpalMemoryZero(tempDxeCtrlBlk->txIsrMsg, sizeof(wpt_msg)); |
| 4219 | tempDxeCtrlBlk->txIsrMsg->callback = dxeTXEventHandler; |
| 4220 | tempDxeCtrlBlk->txIsrMsg->pContext = (void *)tempDxeCtrlBlk; |
| 4221 | |
| 4222 | /* Allocate and Init RX Packet Available Serialize Message Buffer */ |
| 4223 | tempDxeCtrlBlk->rxPktAvailMsg = (wpt_msg *)wpalMemoryAllocate(sizeof(wpt_msg)); |
| 4224 | if(NULL == tempDxeCtrlBlk->rxPktAvailMsg) |
| 4225 | { |
| 4226 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4227 | "WLANDXE_Open Alloc RX Packet Available Message Fail"); |
| 4228 | WLANDXE_Close(tempDxeCtrlBlk); |
| 4229 | return NULL; |
| 4230 | } |
| 4231 | wpalMemoryZero(tempDxeCtrlBlk->rxPktAvailMsg, sizeof(wpt_msg)); |
| 4232 | tempDxeCtrlBlk->rxPktAvailMsg->callback = dxeRXPacketAvailableEventHandler; |
| 4233 | tempDxeCtrlBlk->rxPktAvailMsg->pContext = (void *)tempDxeCtrlBlk; |
| 4234 | |
| 4235 | tempDxeCtrlBlk->freeRXPacket = NULL; |
| 4236 | tempDxeCtrlBlk->dxeCookie = WLANDXE_CTXT_COOKIE; |
| 4237 | tempDxeCtrlBlk->rxIntDisabledByIMPS = eWLAN_PAL_FALSE; |
| 4238 | tempDxeCtrlBlk->txIntDisabledByIMPS = eWLAN_PAL_FALSE; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 4239 | tempDxeCtrlBlk->driverReloadInProcessing = eWLAN_PAL_FALSE; |
Leo Chang | ac1d361 | 2013-07-01 15:15:51 -0700 | [diff] [blame] | 4240 | tempDxeCtrlBlk->smsmToggled = eWLAN_PAL_FALSE; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4241 | |
| 4242 | /* Initialize SMSM state |
| 4243 | * Init State is |
| 4244 | * Clear TX Enable |
| 4245 | * RING EMPTY STATE */ |
| 4246 | smsmInitState = wpalNotifySmsm(WPAL_SMSM_WLAN_TX_ENABLE, |
| 4247 | WPAL_SMSM_WLAN_TX_RINGS_EMPTY); |
| 4248 | if(0 != smsmInitState) |
| 4249 | { |
| 4250 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4251 | "SMSM Channel init fail %d", smsmInitState); |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 4252 | foreach_valid_channel(idx) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4253 | { |
| 4254 | dxeChannelClose(tempDxeCtrlBlk, &tempDxeCtrlBlk->dxeChannel[idx]); |
| 4255 | } |
Madan Mohan Koyyalamudi | be3597f | 2012-11-15 17:33:55 -0800 | [diff] [blame] | 4256 | wpalMemoryFree(tempDxeCtrlBlk->rxIsrMsg); |
| 4257 | wpalMemoryFree(tempDxeCtrlBlk->txIsrMsg); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4258 | wpalMemoryFree(tempDxeCtrlBlk); |
| 4259 | return NULL; |
| 4260 | } |
| 4261 | |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 4262 | #ifdef WLAN_DXE_LOW_RESOURCE_TIMER |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 4263 | wpalTimerInit(&tempDxeCtrlBlk->rxResourceAvailableTimer, |
| 4264 | dxeRXResourceAvailableTimerExpHandler, |
| 4265 | tempDxeCtrlBlk); |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 4266 | #endif |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 4267 | |
Mihir Shete | fdc9f53 | 2014-01-09 15:03:02 +0530 | [diff] [blame] | 4268 | wpalTimerInit(&tempDxeCtrlBlk->dxeSSRTimer, |
| 4269 | dxeSSRTimerExpHandler, tempDxeCtrlBlk); |
| 4270 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4271 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 4272 | "WLANDXE_Open Success"); |
| 4273 | 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] | 4274 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4275 | return (void *)tempDxeCtrlBlk; |
| 4276 | } |
| 4277 | |
| 4278 | /*========================================================================== |
| 4279 | @ Function Name |
| 4280 | WLANDXE_ClientRegistration |
| 4281 | |
| 4282 | @ Description |
| 4283 | Make callback functions registration into DXE driver from DXE driver client |
| 4284 | |
| 4285 | @ Parameters |
| 4286 | pVoid pDXEContext : DXE module control block |
Mihir Shete | c4093f9 | 2015-05-28 15:21:11 +0530 | [diff] [blame^] | 4287 | WDTS_ClientCallbacks WDTSCb : Callbacks to WDTS to indicate various events |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4288 | void *userContext : DXE Cliennt control block |
| 4289 | |
| 4290 | @ Return |
| 4291 | wpt_status |
| 4292 | ===========================================================================*/ |
| 4293 | wpt_status WLANDXE_ClientRegistration |
| 4294 | ( |
| 4295 | void *pDXEContext, |
Mihir Shete | c4093f9 | 2015-05-28 15:21:11 +0530 | [diff] [blame^] | 4296 | WDTS_ClientCallbacks WDTSCb, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4297 | void *userContext |
| 4298 | ) |
| 4299 | { |
| 4300 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 4301 | WLANDXE_CtrlBlkType *dxeCtxt; |
| 4302 | |
| 4303 | 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] | 4304 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4305 | |
| 4306 | /* Sanity */ |
| 4307 | if(NULL == pDXEContext) |
| 4308 | { |
| 4309 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4310 | "WLANDXE_ClientRegistration Invalid DXE CB"); |
| 4311 | return eWLAN_PAL_STATUS_E_INVAL; |
| 4312 | } |
| 4313 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4314 | if(NULL == userContext) |
| 4315 | { |
| 4316 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4317 | "WLANDXE_ClientRegistration Invalid userContext"); |
| 4318 | return eWLAN_PAL_STATUS_E_INVAL; |
| 4319 | } |
| 4320 | |
| 4321 | dxeCtxt = (WLANDXE_CtrlBlkType *)pDXEContext; |
| 4322 | |
| 4323 | /* Assign */ |
Mihir Shete | c4093f9 | 2015-05-28 15:21:11 +0530 | [diff] [blame^] | 4324 | dxeCtxt->rxReadyCB = WDTSCb.rxFrameReadyCB; |
| 4325 | dxeCtxt->txCompCB = WDTSCb.txCompleteCB; |
| 4326 | dxeCtxt->lowResourceCB = WDTSCb.lowResourceCB; |
| 4327 | dxeCtxt->receiveMbMsgCB = WDTSCb.receiveMbMsgCB; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4328 | dxeCtxt->clientCtxt = userContext; |
| 4329 | |
| 4330 | 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] | 4331 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4332 | return status; |
| 4333 | } |
| 4334 | |
| 4335 | /*========================================================================== |
| 4336 | @ Function Name |
| 4337 | WLANDXE_Start |
| 4338 | |
| 4339 | @ Description |
| 4340 | Start Host DXE driver |
| 4341 | Initialize DXE channels and start channel |
| 4342 | |
| 4343 | @ Parameters |
| 4344 | pVoid pDXEContext : DXE module control block |
| 4345 | |
| 4346 | @ Return |
| 4347 | wpt_status |
| 4348 | ===========================================================================*/ |
| 4349 | wpt_status WLANDXE_Start |
| 4350 | ( |
| 4351 | void *pDXEContext |
| 4352 | ) |
| 4353 | { |
| 4354 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 4355 | wpt_uint32 idx; |
| 4356 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
| 4357 | |
| 4358 | 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] | 4359 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4360 | |
| 4361 | /* Sanity */ |
| 4362 | if(NULL == pDXEContext) |
| 4363 | { |
| 4364 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4365 | "WLANDXE_Start Invalid DXE CB"); |
| 4366 | return eWLAN_PAL_STATUS_E_INVAL; |
| 4367 | } |
| 4368 | dxeCtxt = (WLANDXE_CtrlBlkType *)pDXEContext; |
| 4369 | |
| 4370 | /* WLANDXE_Start called means DXE engine already initiates |
| 4371 | * And DXE HW is reset and init finished |
| 4372 | * But here to make sure HW is initialized, reset again */ |
| 4373 | status = dxeEngineCoreStart(dxeCtxt); |
| 4374 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4375 | { |
| 4376 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4377 | "WLANDXE_Start DXE HW init Fail"); |
| 4378 | return status; |
| 4379 | } |
| 4380 | |
| 4381 | /* Individual Channel Start */ |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 4382 | foreach_valid_channel(idx) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4383 | { |
| 4384 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 4385 | "WLANDXE_Start Channel %s Start", channelType[idx]); |
| 4386 | |
| 4387 | /* Allocate DXE descriptor will be shared by Host driver and DXE engine */ |
| 4388 | /* Make connection between DXE descriptor and DXE control block */ |
| 4389 | status = dxeDescAllocAndLink(tempDxeCtrlBlk, &dxeCtxt->dxeChannel[idx]); |
| 4390 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4391 | { |
| 4392 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4393 | "WLANDXE_Start Alloc DXE Descriptor Fail for channel %d", idx); |
| 4394 | return status; |
| 4395 | } |
| 4396 | |
| 4397 | /* Program each channel register with configuration arguments */ |
| 4398 | status = dxeChannelInitProgram(dxeCtxt, |
| 4399 | &dxeCtxt->dxeChannel[idx]); |
| 4400 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4401 | { |
| 4402 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4403 | "WLANDXE_Start %d Program DMA channel Fail", idx); |
| 4404 | return status; |
| 4405 | } |
| 4406 | |
| 4407 | /* ??? Trigger to start DMA channel |
| 4408 | * This must be seperated from ??? */ |
| 4409 | status = dxeChannelStart(dxeCtxt, |
| 4410 | &dxeCtxt->dxeChannel[idx]); |
| 4411 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4412 | { |
| 4413 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4414 | "WLANDXE_Start %d Channel Start Fail", idx); |
| 4415 | return status; |
| 4416 | } |
| 4417 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 4418 | "WLANDXE_Start Channel %s Start Success", channelType[idx]); |
| 4419 | } |
| 4420 | |
| 4421 | /* Register ISR to OS */ |
| 4422 | /* Register TX complete interrupt into platform */ |
| 4423 | status = wpalRegisterInterrupt(DXE_INTERRUPT_TX_COMPLE, |
| 4424 | dxeTXISR, |
| 4425 | dxeCtxt); |
| 4426 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4427 | { |
| 4428 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4429 | "WLANDXE_Start TX comp interrupt registration Fail"); |
| 4430 | return status; |
| 4431 | } |
| 4432 | |
| 4433 | /* Register RX ready interrupt into platform */ |
| 4434 | status = wpalRegisterInterrupt(DXE_INTERRUPT_RX_READY, |
| 4435 | dxeRXISR, |
| 4436 | dxeCtxt); |
| 4437 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4438 | { |
| 4439 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4440 | "WLANDXE_Start RX Ready interrupt registration Fail"); |
| 4441 | return status; |
| 4442 | } |
| 4443 | |
| 4444 | /* Enable system level ISR */ |
| 4445 | /* Enable RX ready Interrupt at here */ |
| 4446 | status = wpalEnableInterrupt(DXE_INTERRUPT_RX_READY); |
| 4447 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4448 | { |
| 4449 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4450 | "dxeTXCompleteEventHandler Enable TX complete interrupt fail"); |
| 4451 | return status; |
| 4452 | } |
| 4453 | |
| 4454 | 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] | 4455 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4456 | return status; |
| 4457 | } |
| 4458 | |
| 4459 | /*========================================================================== |
| 4460 | @ Function Name |
| 4461 | WLANDXE_TXFrame |
| 4462 | |
| 4463 | @ Description |
| 4464 | Trigger frame transmit from host to RIVA |
| 4465 | |
| 4466 | @ Parameters |
| 4467 | pVoid pDXEContext : DXE Control Block |
| 4468 | wpt_packet pPacket : transmit packet structure |
| 4469 | WDTS_ChannelType channel : TX channel |
| 4470 | |
| 4471 | @ Return |
| 4472 | wpt_status |
| 4473 | ===========================================================================*/ |
| 4474 | wpt_status WLANDXE_TxFrame |
| 4475 | ( |
| 4476 | void *pDXEContext, |
| 4477 | wpt_packet *pPacket, |
| 4478 | WDTS_ChannelType channel |
| 4479 | ) |
| 4480 | { |
| 4481 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 4482 | WLANDXE_ChannelCBType *currentChannel = NULL; |
| 4483 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
| 4484 | unsigned int *lowThreshold = NULL; |
| 4485 | |
| 4486 | 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] | 4487 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4488 | |
| 4489 | /* Sanity */ |
| 4490 | if(NULL == pDXEContext) |
| 4491 | { |
| 4492 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4493 | "WLANDXE_Start Invalid DXE CB"); |
| 4494 | return eWLAN_PAL_STATUS_E_INVAL; |
| 4495 | } |
| 4496 | |
| 4497 | if(NULL == pPacket) |
| 4498 | { |
| 4499 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4500 | "WLANDXE_Start Invalid pPacket"); |
| 4501 | return eWLAN_PAL_STATUS_E_INVAL; |
| 4502 | } |
| 4503 | |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 4504 | if(WDTS_CHANNEL_MAX <= channel) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4505 | { |
| 4506 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4507 | "WLANDXE_Start Invalid channel"); |
| 4508 | return eWLAN_PAL_STATUS_E_INVAL; |
| 4509 | } |
| 4510 | |
| 4511 | dxeCtxt = (WLANDXE_CtrlBlkType *)pDXEContext; |
| 4512 | |
| 4513 | currentChannel = &dxeCtxt->dxeChannel[channel]; |
| 4514 | |
| 4515 | |
Madan Mohan Koyyalamudi | b2cb8be | 2012-11-27 15:07:43 -0800 | [diff] [blame] | 4516 | status = wpalMutexAcquire(¤tChannel->dxeChannelLock); |
| 4517 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4518 | { |
| 4519 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4520 | "WLANDXE_TxFrame Mutex Acquire fail"); |
| 4521 | return status; |
| 4522 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4523 | |
| 4524 | lowThreshold = currentChannel->channelType == WDTS_CHANNEL_TX_LOW_PRI? |
| 4525 | &(dxeCtxt->txCompInt.txLowResourceThreshold_LoPriCh): |
| 4526 | &(dxeCtxt->txCompInt.txLowResourceThreshold_HiPriCh); |
| 4527 | |
| 4528 | /* Decide have to activate TX complete event or not */ |
| 4529 | switch(dxeCtxt->txCompInt.txIntEnable) |
| 4530 | { |
| 4531 | /* TX complete interrupt will be activated when low DXE resource */ |
| 4532 | case WLANDXE_TX_COMP_INT_LR_THRESHOLD: |
| 4533 | if((currentChannel->numFreeDesc <= *lowThreshold) && |
| 4534 | (eWLAN_PAL_FALSE == dxeCtxt->txIntEnable)) |
| 4535 | { |
| 4536 | dxeCtxt->txIntEnable = eWLAN_PAL_TRUE; |
| 4537 | dxeCtxt->lowResourceCB(dxeCtxt->clientCtxt, |
| 4538 | channel, |
| 4539 | eWLAN_PAL_FALSE); |
| 4540 | } |
| 4541 | break; |
| 4542 | |
Jeff Johnson | ab79c8d | 2012-12-10 14:30:13 -0800 | [diff] [blame] | 4543 | /* TX complete interrupt will be activated n number of frames transferred */ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4544 | case WLANDXE_TX_COMP_INT_PER_K_FRAMES: |
| 4545 | if(channel == WDTS_CHANNEL_TX_LOW_PRI) |
| 4546 | { |
| 4547 | currentChannel->numFrameBeforeInt++; |
| 4548 | } |
| 4549 | break; |
| 4550 | |
| 4551 | /* TX complete interrupt will be activated periodically */ |
| 4552 | case WLANDXE_TX_COMP_INT_TIMER: |
| 4553 | break; |
| 4554 | } |
| 4555 | |
| 4556 | dxeCtxt->txCompletedFrames++; |
| 4557 | |
| 4558 | /* Update DXE descriptor, this is frame based |
| 4559 | * if a frame consist of N fragments, N Descriptor will be programed */ |
| 4560 | status = dxeTXPushFrame(currentChannel, pPacket); |
| 4561 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4562 | { |
| 4563 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4564 | "WLANDXE_TxFrame TX Push Frame fail"); |
Madan Mohan Koyyalamudi | b2cb8be | 2012-11-27 15:07:43 -0800 | [diff] [blame] | 4565 | status = wpalMutexRelease(¤tChannel->dxeChannelLock); |
| 4566 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4567 | { |
| 4568 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4569 | "WLANDXE_TxFrame Mutex Release fail"); |
| 4570 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4571 | return status; |
| 4572 | } |
| 4573 | |
| 4574 | /* If specific channel hit low resource condition, send notification to upper layer */ |
| 4575 | if(currentChannel->numFreeDesc <= *lowThreshold) |
| 4576 | { |
| 4577 | dxeCtxt->lowResourceCB(dxeCtxt->clientCtxt, |
| 4578 | channel, |
| 4579 | eWLAN_PAL_FALSE); |
| 4580 | currentChannel->hitLowResource = eWLAN_PAL_TRUE; |
Madan Mohan Koyyalamudi | ea77701 | 2012-10-31 14:22:34 -0700 | [diff] [blame] | 4581 | |
| 4582 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 4583 | "%11s : Low Resource currentChannel->numRsvdDesc %d", |
| 4584 | channelType[currentChannel->channelType], |
| 4585 | currentChannel->numRsvdDesc); |
Mihir Shete | 68ed77a | 2014-10-10 10:47:12 +0530 | [diff] [blame] | 4586 | if (WLANDXE_RIVA_POWER_STATE_BMPS_UNKNOWN == dxeCtxt->rivaPowerState) |
| 4587 | { |
| 4588 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 4589 | dxeNotifySmsm(eWLAN_PAL_TRUE, eWLAN_PAL_FALSE); |
| 4590 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4591 | } |
Madan Mohan Koyyalamudi | b2cb8be | 2012-11-27 15:07:43 -0800 | [diff] [blame] | 4592 | status = wpalMutexRelease(¤tChannel->dxeChannelLock); |
| 4593 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4594 | { |
| 4595 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4596 | "WLANDXE_TxFrame Mutex Release fail"); |
| 4597 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4598 | |
| 4599 | 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] | 4600 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4601 | return status; |
| 4602 | } |
| 4603 | |
| 4604 | /*========================================================================== |
| 4605 | @ Function Name |
| 4606 | WLANDXE_CompleteTX |
| 4607 | |
| 4608 | @ Description |
| 4609 | Informs DXE that the current series of Tx packets is complete |
| 4610 | |
| 4611 | @ Parameters |
| 4612 | pContext pDXEContext : DXE Control Block |
| 4613 | ucTxResReq TX resource number required by TL/WDI |
| 4614 | |
| 4615 | @ Return |
| 4616 | wpt_status |
| 4617 | ===========================================================================*/ |
| 4618 | wpt_status |
| 4619 | WLANDXE_CompleteTX |
| 4620 | ( |
| 4621 | void* pContext, |
| 4622 | wpt_uint32 ucTxResReq |
| 4623 | ) |
| 4624 | { |
| 4625 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 4626 | WLANDXE_CtrlBlkType *dxeCtxt = (WLANDXE_CtrlBlkType *)(pContext); |
| 4627 | WLANDXE_ChannelCBType *channelCb = NULL; |
| 4628 | wpt_boolean inLowRes; |
| 4629 | |
| 4630 | /* Sanity Check */ |
| 4631 | if( NULL == pContext ) |
| 4632 | { |
| 4633 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4634 | "WLANDXE_CompleteTX invalid param"); |
| 4635 | return eWLAN_PAL_STATUS_E_INVAL; |
| 4636 | } |
| 4637 | |
| 4638 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI]; |
| 4639 | inLowRes = channelCb->hitLowResource; |
| 4640 | |
| 4641 | if(WLANDXE_TX_LOW_RES_THRESHOLD < ucTxResReq) |
| 4642 | { |
| 4643 | /* Raise threshold temporarily if necessary */ |
| 4644 | dxeCtxt->txCompInt.txLowResourceThreshold_LoPriCh = ucTxResReq; |
| 4645 | |
| 4646 | if(eWLAN_PAL_FALSE == inLowRes) |
| 4647 | { |
| 4648 | /* Put the channel to low resource condition */ |
| 4649 | dxeCtxt->lowResourceCB(dxeCtxt->clientCtxt, |
| 4650 | WDTS_CHANNEL_TX_LOW_PRI, |
| 4651 | eWLAN_PAL_FALSE); |
| 4652 | inLowRes = channelCb->hitLowResource = eWLAN_PAL_TRUE; |
| 4653 | } |
| 4654 | } |
| 4655 | |
| 4656 | /*Try to reclaim resources*/ |
| 4657 | dxeTXCompleteProcessing(dxeCtxt); |
| 4658 | |
| 4659 | /* In previous WLANTL_GetFrames call, TL didn't fetch a packet |
| 4660 | because its fragment size is larger than DXE free resource. */ |
| 4661 | if(0 < ucTxResReq) |
| 4662 | { |
| 4663 | /* DXE successfully claimed enough free DXE resouces for next fetch. */ |
| 4664 | if(WLANDXE_GetFreeTxDataResNumber(dxeCtxt) >= ucTxResReq) |
| 4665 | { |
| 4666 | /* DXE has not been in low resource condition. DXE forces to kick off |
| 4667 | TX tranmit */ |
| 4668 | if((eWLAN_PAL_FALSE == inLowRes) && |
| 4669 | (eWLAN_PAL_FALSE == channelCb->hitLowResource)) |
| 4670 | { |
| 4671 | dxeCtxt->lowResourceCB(dxeCtxt->clientCtxt, |
| 4672 | WDTS_CHANNEL_TX_LOW_PRI, |
| 4673 | eWLAN_PAL_FALSE); |
| 4674 | dxeCtxt->lowResourceCB(dxeCtxt->clientCtxt, |
| 4675 | WDTS_CHANNEL_TX_LOW_PRI, |
| 4676 | eWLAN_PAL_TRUE); |
| 4677 | channelCb->hitLowResource = eWLAN_PAL_FALSE; |
| 4678 | } |
| 4679 | } |
| 4680 | else |
| 4681 | { |
| 4682 | /* DXE doesn't have enough free DXE resources. Put the channel |
| 4683 | to low resource condition. */ |
| 4684 | if(eWLAN_PAL_FALSE == channelCb->hitLowResource) |
| 4685 | { |
| 4686 | /* Put the channel to low resource condition */ |
| 4687 | dxeCtxt->lowResourceCB(dxeCtxt->clientCtxt, |
| 4688 | WDTS_CHANNEL_TX_LOW_PRI, |
| 4689 | eWLAN_PAL_FALSE); |
| 4690 | channelCb->hitLowResource = eWLAN_PAL_TRUE; |
| 4691 | } |
| 4692 | } |
| 4693 | } |
| 4694 | |
| 4695 | return status; |
| 4696 | } |
| 4697 | |
| 4698 | /*========================================================================== |
| 4699 | @ Function Name |
| 4700 | WLANDXE_Stop |
| 4701 | |
| 4702 | @ Description |
| 4703 | Stop DXE channels and DXE engine operations |
| 4704 | Disable all channel interrupt |
| 4705 | Stop all channel operation |
| 4706 | |
| 4707 | @ Parameters |
| 4708 | pVoid pDXEContext : DXE Control Block |
| 4709 | |
| 4710 | @ Return |
| 4711 | wpt_status |
| 4712 | ===========================================================================*/ |
| 4713 | wpt_status WLANDXE_Stop |
| 4714 | ( |
| 4715 | void *pDXEContext |
| 4716 | ) |
| 4717 | { |
| 4718 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 4719 | wpt_uint32 idx; |
| 4720 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
| 4721 | |
| 4722 | 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] | 4723 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4724 | |
| 4725 | /* Sanity */ |
| 4726 | if(NULL == pDXEContext) |
| 4727 | { |
| 4728 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4729 | "WLANDXE_Stop Invalid DXE CB"); |
| 4730 | return eWLAN_PAL_STATUS_E_INVAL; |
| 4731 | } |
| 4732 | |
| 4733 | dxeCtxt = (WLANDXE_CtrlBlkType *)pDXEContext; |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 4734 | foreach_valid_channel(idx) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4735 | { |
| 4736 | status = dxeChannelStop(dxeCtxt, &dxeCtxt->dxeChannel[idx]); |
| 4737 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4738 | { |
| 4739 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4740 | "WLANDXE_Stop Channel %d Stop Fail", idx); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4741 | } |
| 4742 | } |
| 4743 | |
| 4744 | /* During Stop unregister interrupt */ |
| 4745 | wpalUnRegisterInterrupt(DXE_INTERRUPT_TX_COMPLE); |
| 4746 | wpalUnRegisterInterrupt(DXE_INTERRUPT_RX_READY); |
| 4747 | |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 4748 | #ifdef WLAN_DXE_LOW_RESOURCE_TIMER |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 4749 | if(VOS_TIMER_STATE_STOPPED != |
| 4750 | wpalTimerGetCurStatus(&dxeCtxt->rxResourceAvailableTimer)) |
| 4751 | { |
| 4752 | wpalTimerStop(&dxeCtxt->rxResourceAvailableTimer); |
| 4753 | } |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 4754 | #endif |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 4755 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4756 | 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] | 4757 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4758 | return status; |
| 4759 | } |
| 4760 | |
| 4761 | /*========================================================================== |
| 4762 | @ Function Name |
| 4763 | WLANDXE_Close |
| 4764 | |
| 4765 | @ Description |
| 4766 | Close DXE channels |
| 4767 | Free DXE related resources |
| 4768 | DXE descriptor free |
| 4769 | Descriptor control block free |
| 4770 | Pre allocated RX buffer free |
| 4771 | |
| 4772 | @ Parameters |
| 4773 | pVoid pDXEContext : DXE Control Block |
| 4774 | |
| 4775 | @ Return |
| 4776 | wpt_status |
| 4777 | ===========================================================================*/ |
| 4778 | wpt_status WLANDXE_Close |
| 4779 | ( |
| 4780 | void *pDXEContext |
| 4781 | ) |
| 4782 | { |
| 4783 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 4784 | wpt_uint32 idx; |
| 4785 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4786 | |
| 4787 | 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] | 4788 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4789 | |
| 4790 | /* Sanity */ |
| 4791 | if(NULL == pDXEContext) |
| 4792 | { |
| 4793 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4794 | "WLANDXE_Stop Invalid DXE CB"); |
| 4795 | return eWLAN_PAL_STATUS_E_INVAL; |
| 4796 | } |
| 4797 | |
| 4798 | dxeCtxt = (WLANDXE_CtrlBlkType *)pDXEContext; |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 4799 | #ifdef WLAN_DXE_LOW_RESOURCE_TIMER |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 4800 | wpalTimerDelete(&dxeCtxt->rxResourceAvailableTimer); |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 4801 | #endif |
Mihir Shete | fdc9f53 | 2014-01-09 15:03:02 +0530 | [diff] [blame] | 4802 | wpalTimerDelete(&dxeCtxt->dxeSSRTimer); |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 4803 | foreach_valid_channel(idx) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4804 | { |
| 4805 | wpalMutexDelete(&dxeCtxt->dxeChannel[idx].dxeChannelLock); |
| 4806 | dxeChannelClose(dxeCtxt, &dxeCtxt->dxeChannel[idx]); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4807 | } |
| 4808 | |
| 4809 | if(NULL != dxeCtxt->rxIsrMsg) |
| 4810 | { |
| 4811 | wpalMemoryFree(dxeCtxt->rxIsrMsg); |
| 4812 | } |
| 4813 | if(NULL != dxeCtxt->txIsrMsg) |
| 4814 | { |
| 4815 | wpalMemoryFree(dxeCtxt->txIsrMsg); |
| 4816 | } |
| 4817 | if(NULL != dxeCtxt->rxPktAvailMsg) |
| 4818 | { |
| 4819 | wpalMemoryFree(dxeCtxt->rxPktAvailMsg); |
| 4820 | } |
| 4821 | |
| 4822 | wpalMemoryFree(pDXEContext); |
| 4823 | |
| 4824 | 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] | 4825 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4826 | return status; |
| 4827 | } |
| 4828 | |
| 4829 | /*========================================================================== |
| 4830 | @ Function Name |
| 4831 | WLANDXE_TriggerTX |
| 4832 | |
| 4833 | @ Description |
| 4834 | TBD |
| 4835 | |
| 4836 | @ Parameters |
| 4837 | pVoid pDXEContext : DXE Control Block |
| 4838 | |
| 4839 | @ Return |
| 4840 | wpt_status |
| 4841 | ===========================================================================*/ |
| 4842 | wpt_status WLANDXE_TriggerTX |
| 4843 | ( |
| 4844 | void *pDXEContext |
| 4845 | ) |
| 4846 | { |
| 4847 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 4848 | |
| 4849 | 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] | 4850 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4851 | |
| 4852 | /* TBD */ |
| 4853 | |
| 4854 | 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] | 4855 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4856 | return status; |
| 4857 | } |
| 4858 | |
| 4859 | /*========================================================================== |
| 4860 | @ Function Name |
| 4861 | dxeTxThreadSetPowerStateEventHandler |
| 4862 | |
| 4863 | @ Description |
| 4864 | If WDI sends set power state req, this event handler will be called in Tx |
| 4865 | thread context |
| 4866 | |
| 4867 | @ Parameters |
| 4868 | void *msgPtr |
| 4869 | Event MSG |
| 4870 | |
| 4871 | @ Return |
| 4872 | None |
| 4873 | ===========================================================================*/ |
| 4874 | void dxeTxThreadSetPowerStateEventHandler |
| 4875 | ( |
| 4876 | wpt_msg *msgPtr |
| 4877 | ) |
| 4878 | { |
| 4879 | wpt_msg *msgContent = (wpt_msg *)msgPtr; |
| 4880 | WLANDXE_CtrlBlkType *dxeCtxt; |
Mihir Shete | a430605 | 2014-03-25 00:02:54 +0530 | [diff] [blame] | 4881 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4882 | WLANDXE_PowerStateType reqPowerState; |
Mihir Shete | a430605 | 2014-03-25 00:02:54 +0530 | [diff] [blame] | 4883 | wpt_int8 i; |
| 4884 | WLANDXE_ChannelCBType *channelEntry; |
| 4885 | wpt_log_data_stall_channel_type channelLog; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4886 | |
| 4887 | 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] | 4888 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4889 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4890 | dxeCtxt = (WLANDXE_CtrlBlkType *)(msgContent->pContext); |
| 4891 | reqPowerState = (WLANDXE_PowerStateType)msgContent->val; |
| 4892 | dxeCtxt->setPowerStateCb = (WLANDXE_SetPowerStateCbType)msgContent->ptr; |
| 4893 | |
| 4894 | switch(reqPowerState) |
| 4895 | { |
| 4896 | case WLANDXE_POWER_STATE_BMPS: |
| 4897 | if(WLANDXE_RIVA_POWER_STATE_ACTIVE == dxeCtxt->rivaPowerState) |
| 4898 | { |
| 4899 | //don't block MC waiting for num_rsvd to become 0 since it may take a while |
| 4900 | //based on amount of TX and RX activity - during this time any received |
| 4901 | // management frames will remain un-processed consuming RX buffers |
| 4902 | dxeCtxt->rivaPowerState = WLANDXE_RIVA_POWER_STATE_BMPS_UNKNOWN; |
| 4903 | dxeCtxt->hostPowerState = reqPowerState; |
| 4904 | } |
| 4905 | else |
| 4906 | { |
| 4907 | status = eWLAN_PAL_STATUS_E_INVAL; |
| 4908 | } |
| 4909 | break; |
| 4910 | case WLANDXE_POWER_STATE_IMPS: |
| 4911 | if(WLANDXE_RIVA_POWER_STATE_ACTIVE == dxeCtxt->rivaPowerState) |
| 4912 | { |
Mihir Shete | a430605 | 2014-03-25 00:02:54 +0530 | [diff] [blame] | 4913 | |
| 4914 | for(i = WDTS_CHANNEL_TX_LOW_PRI; i < WDTS_CHANNEL_RX_LOW_PRI; i++) |
| 4915 | { |
| 4916 | channelEntry = &dxeCtxt->dxeChannel[i]; |
| 4917 | if(channelEntry->tailCtrlBlk != channelEntry->headCtrlBlk) |
| 4918 | { |
| 4919 | status = eWLAN_PAL_STATUS_E_FAILURE; |
| 4920 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 4921 | "%11s : %s :TX Pending frame", |
| 4922 | channelType[channelEntry->channelType], __func__); |
| 4923 | |
| 4924 | dxeChannelMonitor("DXE_IMP_ERR", channelEntry, &channelLog); |
| 4925 | dxeDescriptorDump(channelEntry, |
| 4926 | channelEntry->headCtrlBlk->linkedDesc, 0); |
| 4927 | dxeChannelRegisterDump(channelEntry, "DXE_IMPS_ERR", |
| 4928 | &channelLog); |
| 4929 | dxeChannelAllDescDump(channelEntry, |
| 4930 | channelEntry->channelType, |
| 4931 | &channelLog); |
| 4932 | } |
| 4933 | } |
| 4934 | |
| 4935 | if (eWLAN_PAL_STATUS_SUCCESS == status) |
| 4936 | { |
| 4937 | dxeCtxt->rivaPowerState = WLANDXE_RIVA_POWER_STATE_IMPS_UNKNOWN; |
| 4938 | dxeCtxt->hostPowerState = WLANDXE_POWER_STATE_IMPS; |
| 4939 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4940 | } |
| 4941 | else |
| 4942 | { |
| 4943 | status = eWLAN_PAL_STATUS_E_INVAL; |
| 4944 | } |
| 4945 | break; |
| 4946 | case WLANDXE_POWER_STATE_FULL: |
| 4947 | if(WLANDXE_RIVA_POWER_STATE_BMPS_UNKNOWN == dxeCtxt->rivaPowerState) |
| 4948 | { |
| 4949 | dxeCtxt->rivaPowerState = WLANDXE_RIVA_POWER_STATE_ACTIVE; |
| 4950 | } |
| 4951 | dxeCtxt->hostPowerState = reqPowerState; |
| 4952 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 4953 | break; |
| 4954 | case WLANDXE_POWER_STATE_DOWN: |
| 4955 | WLANDXE_Stop((void *)dxeCtxt); |
| 4956 | break; |
| 4957 | default: |
| 4958 | //assert |
| 4959 | break; |
| 4960 | } |
| 4961 | |
| 4962 | if(WLANDXE_POWER_STATE_BMPS_PENDING != dxeCtxt->hostPowerState) |
| 4963 | { |
| 4964 | dxeCtxt->setPowerStateCb(status, |
| 4965 | dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI].descBottomLocPhyAddr); |
| 4966 | } |
Ravali | 85acf6b | 2012-12-12 14:01:38 -0800 | [diff] [blame] | 4967 | else |
| 4968 | { |
| 4969 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 4970 | "%s State of DXE is WLANDXE_POWER_STATE_BMPS_PENDING, so cannot proceed", __func__); |
| 4971 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4972 | /* Free MSG buffer */ |
| 4973 | wpalMemoryFree(msgPtr); |
| 4974 | 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] | 4975 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4976 | return; |
| 4977 | } |
| 4978 | |
| 4979 | |
| 4980 | /*========================================================================== |
| 4981 | @ Function Name |
| 4982 | dxeRxThreadSetPowerStateEventHandler |
| 4983 | |
| 4984 | @ Description |
| 4985 | If WDI sends set power state req, this event handler will be called in Rx |
| 4986 | thread context |
| 4987 | |
| 4988 | @ Parameters |
| 4989 | void *msgPtr |
| 4990 | Event MSG |
| 4991 | |
| 4992 | @ Return |
| 4993 | None |
| 4994 | ===========================================================================*/ |
| 4995 | void dxeRxThreadSetPowerStateEventHandler |
| 4996 | ( |
| 4997 | wpt_msg *msgPtr |
| 4998 | ) |
| 4999 | { |
| 5000 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 5001 | |
| 5002 | 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] | 5003 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5004 | |
| 5005 | /* Now serialise the message through Tx thread also to make sure |
| 5006 | * no register access when RIVA is in powersave */ |
| 5007 | /*Use the same message pointer just change the call back function */ |
| 5008 | msgPtr->callback = dxeTxThreadSetPowerStateEventHandler; |
| 5009 | status = wpalPostTxMsg(WDI_GET_PAL_CTX(), |
| 5010 | msgPtr); |
| 5011 | if ( eWLAN_PAL_STATUS_SUCCESS != status ) |
| 5012 | { |
| 5013 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5014 | "Tx thread Set power state req serialize fail status=%d", |
Jeff Johnson | 9e237fb | 2013-10-30 18:46:20 -0700 | [diff] [blame] | 5015 | status); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5016 | } |
| 5017 | |
| 5018 | 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] | 5019 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5020 | } |
| 5021 | |
| 5022 | /*========================================================================== |
| 5023 | @ Function Name |
| 5024 | WLANDXE_SetPowerState |
| 5025 | |
| 5026 | @ Description |
| 5027 | From Client let DXE knows what is the WLAN HW(RIVA) power state |
| 5028 | |
| 5029 | @ Parameters |
| 5030 | pVoid pDXEContext : DXE Control Block |
| 5031 | WLANDXE_PowerStateType powerState |
| 5032 | |
| 5033 | @ Return |
| 5034 | wpt_status |
| 5035 | ===========================================================================*/ |
| 5036 | wpt_status WLANDXE_SetPowerState |
| 5037 | ( |
| 5038 | void *pDXEContext, |
| 5039 | WDTS_PowerStateType powerState, |
| 5040 | WDTS_SetPSCbType cBack |
| 5041 | ) |
| 5042 | { |
| 5043 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 5044 | WLANDXE_CtrlBlkType *pDxeCtrlBlk; |
| 5045 | WLANDXE_PowerStateType hostPowerState; |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 5046 | wpt_msg *rxCompMsg; |
| 5047 | wpt_msg *txDescReSyncMsg; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5048 | |
| 5049 | 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] | 5050 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5051 | if(NULL == pDXEContext) |
| 5052 | { |
| 5053 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Jeff Johnson | 9e237fb | 2013-10-30 18:46:20 -0700 | [diff] [blame] | 5054 | "NULL pDXEContext passed by caller"); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5055 | return eWLAN_PAL_STATUS_E_FAILURE; |
| 5056 | } |
| 5057 | pDxeCtrlBlk = (WLANDXE_CtrlBlkType *)pDXEContext; |
| 5058 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5059 | switch(powerState) |
| 5060 | { |
| 5061 | case WDTS_POWER_STATE_FULL: |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 5062 | if(WLANDXE_POWER_STATE_IMPS == pDxeCtrlBlk->hostPowerState) |
| 5063 | { |
| 5064 | txDescReSyncMsg = (wpt_msg *)wpalMemoryAllocate(sizeof(wpt_msg)); |
| 5065 | if(NULL == txDescReSyncMsg) |
| 5066 | { |
| 5067 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5068 | "WLANDXE_SetPowerState, TX Resync MSG MEM alloc Fail"); |
| 5069 | } |
| 5070 | else |
| 5071 | { |
| 5072 | txDescReSyncMsg->callback = dxeTXReSyncDesc; |
| 5073 | txDescReSyncMsg->pContext = pDxeCtrlBlk; |
| 5074 | status = wpalPostTxMsg(WDI_GET_PAL_CTX(), |
| 5075 | txDescReSyncMsg); |
| 5076 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 5077 | { |
| 5078 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5079 | "WLANDXE_SetPowerState, Post TX re-sync MSG fail"); |
| 5080 | } |
| 5081 | } |
| 5082 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5083 | hostPowerState = WLANDXE_POWER_STATE_FULL; |
| 5084 | break; |
| 5085 | case WDTS_POWER_STATE_BMPS: |
| 5086 | pDxeCtrlBlk->hostPowerState = WLANDXE_POWER_STATE_BMPS; |
| 5087 | hostPowerState = WLANDXE_POWER_STATE_BMPS; |
| 5088 | break; |
| 5089 | case WDTS_POWER_STATE_IMPS: |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5090 | hostPowerState = WLANDXE_POWER_STATE_IMPS; |
| 5091 | break; |
| 5092 | case WDTS_POWER_STATE_DOWN: |
| 5093 | pDxeCtrlBlk->hostPowerState = WLANDXE_POWER_STATE_DOWN; |
| 5094 | hostPowerState = WLANDXE_POWER_STATE_DOWN; |
| 5095 | break; |
| 5096 | default: |
| 5097 | hostPowerState = WLANDXE_POWER_STATE_MAX; |
| 5098 | } |
| 5099 | |
| 5100 | // A callback i.e. ACK back is needed only when we want to enable BMPS |
| 5101 | // and the data/management path is active because we want to ensure |
| 5102 | // DXE registers are not accessed when RIVA may be power-collapsed. So |
| 5103 | // we need a callback in enter_bmps_req (the request to RIVA is sent |
| 5104 | // only after ACK back from TX thread). A callback is not needed in |
| 5105 | // finish_scan_req during BMPS since data-path is resumed only in |
| 5106 | // finish_scan_rsp and no management frames are sent in between. No |
| 5107 | // callback is needed when going from BMPS enabled to BMPS suspended/ |
| 5108 | // disabled when it is known that RIVA is awake and cannot enter power |
| 5109 | // collapse autonomously so no callback is needed in exit_bmps_rsp or |
| 5110 | // init_scan_rsp |
| 5111 | if ( cBack ) |
| 5112 | { |
| 5113 | //serialize through Rx thread |
| 5114 | rxCompMsg = (wpt_msg *)wpalMemoryAllocate(sizeof(wpt_msg)); |
| 5115 | if(NULL == rxCompMsg) |
| 5116 | { |
| 5117 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5118 | "WLANDXE_SetPowerState, MSG MEM alloc Fail"); |
| 5119 | return eWLAN_PAL_STATUS_E_RESOURCES; |
| 5120 | } |
| 5121 | |
| 5122 | /* Event type, where it must be defined???? */ |
| 5123 | /* THIS MUST BE CLEARED ASAP |
| 5124 | txCompMsg->type = TX_COMPLETE; */ |
| 5125 | rxCompMsg->callback = dxeRxThreadSetPowerStateEventHandler; |
| 5126 | rxCompMsg->pContext = pDxeCtrlBlk; |
| 5127 | rxCompMsg->val = hostPowerState; |
| 5128 | rxCompMsg->ptr = cBack; |
| 5129 | status = wpalPostRxMsg(WDI_GET_PAL_CTX(), |
| 5130 | rxCompMsg); |
| 5131 | if ( eWLAN_PAL_STATUS_SUCCESS != status ) |
| 5132 | { |
| 5133 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5134 | "Rx thread Set power state req serialize fail status=%d", |
Jeff Johnson | 9e237fb | 2013-10-30 18:46:20 -0700 | [diff] [blame] | 5135 | status); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5136 | } |
| 5137 | } |
| 5138 | else |
| 5139 | { |
| 5140 | if ( WLANDXE_POWER_STATE_FULL == hostPowerState ) |
| 5141 | { |
| 5142 | if( WLANDXE_POWER_STATE_BMPS == pDxeCtrlBlk->hostPowerState ) |
| 5143 | { |
| 5144 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 5145 | } |
| 5146 | else if( WLANDXE_POWER_STATE_IMPS == pDxeCtrlBlk->hostPowerState ) |
| 5147 | { |
| 5148 | /* Requested Full power from exit IMPS, reenable the interrupts*/ |
| 5149 | if(eWLAN_PAL_TRUE == pDxeCtrlBlk->rxIntDisabledByIMPS) |
| 5150 | { |
| 5151 | pDxeCtrlBlk->rxIntDisabledByIMPS = eWLAN_PAL_FALSE; |
| 5152 | /* Enable RX interrupt at here, if new PS is not IMPS */ |
| 5153 | status = wpalEnableInterrupt(DXE_INTERRUPT_RX_READY); |
| 5154 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 5155 | { |
| 5156 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 5157 | "%s Enable RX ready interrupt fail", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5158 | return status; |
| 5159 | } |
| 5160 | } |
| 5161 | if(eWLAN_PAL_TRUE == pDxeCtrlBlk->txIntDisabledByIMPS) |
| 5162 | { |
| 5163 | pDxeCtrlBlk->txIntDisabledByIMPS = eWLAN_PAL_FALSE; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 5164 | pDxeCtrlBlk->txIntEnable = eWLAN_PAL_TRUE; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5165 | /* Enable RX interrupt at here, if new PS is not IMPS */ |
| 5166 | status = wpalEnableInterrupt(DXE_INTERRUPT_TX_COMPLE); |
| 5167 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 5168 | { |
| 5169 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 5170 | "%s Enable TX comp interrupt fail", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5171 | return status; |
| 5172 | } |
| 5173 | } |
| 5174 | } |
| 5175 | pDxeCtrlBlk->hostPowerState = hostPowerState; |
| 5176 | pDxeCtrlBlk->rivaPowerState = WLANDXE_RIVA_POWER_STATE_ACTIVE; |
| 5177 | } |
| 5178 | else if ( hostPowerState == WLANDXE_POWER_STATE_BMPS ) |
| 5179 | { |
| 5180 | pDxeCtrlBlk->hostPowerState = hostPowerState; |
| 5181 | pDxeCtrlBlk->rivaPowerState = WLANDXE_RIVA_POWER_STATE_BMPS_UNKNOWN; |
| 5182 | } |
Mihir Shete | a430605 | 2014-03-25 00:02:54 +0530 | [diff] [blame] | 5183 | else if ( hostPowerState == WLANDXE_POWER_STATE_IMPS ) |
| 5184 | { |
| 5185 | pDxeCtrlBlk->hostPowerState = WLANDXE_POWER_STATE_IMPS; |
| 5186 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5187 | else |
| 5188 | { |
| 5189 | HDXE_ASSERT(0); |
| 5190 | } |
| 5191 | } |
| 5192 | |
| 5193 | 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] | 5194 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5195 | |
| 5196 | return status; |
| 5197 | } |
| 5198 | |
| 5199 | /*========================================================================== |
| 5200 | @ Function Name |
| 5201 | WLANDXE_GetFreeTxDataResNumber |
| 5202 | |
| 5203 | @ Description |
| 5204 | Returns free descriptor numbers for TX data channel (TX high priority) |
| 5205 | |
| 5206 | @ Parameters |
| 5207 | pVoid pDXEContext : DXE Control Block |
| 5208 | |
| 5209 | @ Return |
| 5210 | wpt_uint32 Free descriptor number of TX high pri ch |
| 5211 | ===========================================================================*/ |
| 5212 | wpt_uint32 WLANDXE_GetFreeTxDataResNumber |
| 5213 | ( |
| 5214 | void *pDXEContext |
| 5215 | ) |
| 5216 | { |
| 5217 | 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] | 5218 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5219 | |
| 5220 | if(NULL == pDXEContext) |
| 5221 | { |
| 5222 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Jeff Johnson | 9e237fb | 2013-10-30 18:46:20 -0700 | [diff] [blame] | 5223 | "NULL parameter passed by caller"); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5224 | return (0); |
| 5225 | } |
| 5226 | |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 5227 | return ((WLANDXE_CtrlBlkType *)pDXEContext)->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI].numFreeDesc; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5228 | } |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5229 | |
| 5230 | /*========================================================================== |
| 5231 | @ Function Name |
| 5232 | WLANDXE_ChannelDebug |
| 5233 | |
| 5234 | @ Description |
| 5235 | Display DXE Channel debugging information |
| 5236 | User may request to display DXE channel snapshot |
| 5237 | Or if host driver detects any abnormal stcuk may display |
| 5238 | |
| 5239 | @ Parameters |
Jeff Johnson | b88db98 | 2012-12-10 13:34:59 -0800 | [diff] [blame] | 5240 | displaySnapshot : Display DXE snapshot option |
Mihir Shete | 40a5565 | 2014-03-02 14:14:47 +0530 | [diff] [blame] | 5241 | debugFlags : Enable stall detect features |
| 5242 | defined by WPAL_DeviceDebugFlags |
| 5243 | These features may effect |
| 5244 | data performance. |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5245 | |
| 5246 | @ Return |
| 5247 | NONE |
| 5248 | |
| 5249 | ===========================================================================*/ |
| 5250 | void WLANDXE_ChannelDebug |
| 5251 | ( |
Mihir Shete | 40a5565 | 2014-03-02 14:14:47 +0530 | [diff] [blame] | 5252 | wpt_boolean displaySnapshot, |
| 5253 | wpt_uint8 debugFlags |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5254 | ) |
| 5255 | { |
Madan Mohan Koyyalamudi | 24a00f9 | 2012-10-22 15:21:02 -0700 | [diff] [blame] | 5256 | wpt_msg *channelDebugMsg; |
Mihir Shete | 40a5565 | 2014-03-02 14:14:47 +0530 | [diff] [blame] | 5257 | wpt_msg *txDescReSyncMsg ; |
Mihir Shete | 41c41bb | 2014-08-18 17:37:12 +0530 | [diff] [blame] | 5258 | wpt_uint32 regValue, regValueLocal = 0; |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5259 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 5260 | |
| 5261 | /* Debug Type 1, Display current snapshot */ |
| 5262 | if(displaySnapshot) |
| 5263 | { |
| 5264 | /* Whatever RIVA power condition try to wakeup RIVA through SMSM |
| 5265 | * This will not simply wakeup RIVA |
| 5266 | * Just incase TX not wanted stuck, Trigger TX again */ |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 5267 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 5268 | dxeNotifySmsm(eWLAN_PAL_TRUE, eWLAN_PAL_FALSE); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5269 | /* Get free BD count */ |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 5270 | wpalSleep(10); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5271 | wpalReadRegister(WLANDXE_BMU_AVAILABLE_BD_PDU, ®Value); |
Mihir Shete | 41c41bb | 2014-08-18 17:37:12 +0530 | [diff] [blame] | 5272 | #ifdef WCN_PRONTO |
| 5273 | wpalReadRegister(WLANDXE_BMU_AVAILABLE_BD_PDU_LOCAL, ®ValueLocal); |
| 5274 | #endif |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5275 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Mihir Shete | 41c41bb | 2014-08-18 17:37:12 +0530 | [diff] [blame] | 5276 | "===== DXE Dump Start HPS %d, FWS %d, TX PFC %d, ABD %d, ABD LOCAL %d =====", |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 5277 | tempDxeCtrlBlk->hostPowerState, tempDxeCtrlBlk->rivaPowerState, |
Mihir Shete | 41c41bb | 2014-08-18 17:37:12 +0530 | [diff] [blame] | 5278 | tempDxeCtrlBlk->txCompletedFrames, regValue, regValueLocal); |
Madan Mohan Koyyalamudi | 24a00f9 | 2012-10-22 15:21:02 -0700 | [diff] [blame] | 5279 | |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 5280 | wpalPacketStallUpdateInfo((wpt_uint32 *)&tempDxeCtrlBlk->rivaPowerState, |
| 5281 | ®Value, |
| 5282 | NULL, |
| 5283 | 0); |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 5284 | |
Madan Mohan Koyyalamudi | 24a00f9 | 2012-10-22 15:21:02 -0700 | [diff] [blame] | 5285 | channelDebugMsg = (wpt_msg *)wpalMemoryAllocate(sizeof(wpt_msg)); |
| 5286 | if(NULL == channelDebugMsg) |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5287 | { |
Madan Mohan Koyyalamudi | 24a00f9 | 2012-10-22 15:21:02 -0700 | [diff] [blame] | 5288 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5289 | "WLANDXE_ChannelDebug, MSG MEM alloc Fail"); |
| 5290 | return ; |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5291 | } |
Madan Mohan Koyyalamudi | 24a00f9 | 2012-10-22 15:21:02 -0700 | [diff] [blame] | 5292 | |
| 5293 | channelDebugMsg->callback = dxeRxThreadChannelDebugHandler; |
| 5294 | status = wpalPostRxMsg(WDI_GET_PAL_CTX(), channelDebugMsg); |
| 5295 | if ( eWLAN_PAL_STATUS_SUCCESS != status ) |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5296 | { |
Madan Mohan Koyyalamudi | 24a00f9 | 2012-10-22 15:21:02 -0700 | [diff] [blame] | 5297 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5298 | "Tx thread Set power state req serialize fail status=%d", |
Jeff Johnson | 9e237fb | 2013-10-30 18:46:20 -0700 | [diff] [blame] | 5299 | status); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5300 | } |
| 5301 | } |
| 5302 | |
Mihir Shete | 40a5565 | 2014-03-02 14:14:47 +0530 | [diff] [blame] | 5303 | if(debugFlags & WPAL_DEBUG_TX_DESC_RESYNC) |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5304 | { |
Mihir Shete | 40a5565 | 2014-03-02 14:14:47 +0530 | [diff] [blame] | 5305 | txDescReSyncMsg = (wpt_msg *)wpalMemoryAllocate(sizeof(wpt_msg)); |
| 5306 | if(NULL == txDescReSyncMsg) |
| 5307 | { |
| 5308 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5309 | "%s: Resync MSG MEM alloc Fail",__func__); |
| 5310 | } |
| 5311 | else |
| 5312 | { |
| 5313 | txDescReSyncMsg->callback = dxeDebugTxDescReSync; |
| 5314 | txDescReSyncMsg->pContext = tempDxeCtrlBlk; |
| 5315 | status = wpalPostTxMsg(WDI_GET_PAL_CTX(), |
| 5316 | txDescReSyncMsg); |
| 5317 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 5318 | { |
| 5319 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5320 | "%s: Post TX re-sync MSG fail",__func__); |
| 5321 | } |
| 5322 | } |
| 5323 | } |
| 5324 | |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5325 | return; |
Madan Mohan Koyyalamudi | 48139e3 | 2012-10-11 14:43:56 -0700 | [diff] [blame] | 5326 | } |