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 | |
Sravan Kumar Kairam | a8269e7 | 2015-11-06 12:13:24 +0530 | [diff] [blame^] | 93 | /* DXETRACE max records count */ |
| 94 | #define MAX_DXE_TRACE_RECORDS 512 |
| 95 | #define INVALID_TRACE_ADDR 0xffffffff |
Leo Chang | 00708f6 | 2013-12-03 20:21:51 -0800 | [diff] [blame] | 96 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 97 | /* This is temporary fot the compile |
| 98 | * WDI will release official version |
| 99 | * This must be removed */ |
| 100 | #define WDI_GET_PAL_CTX() NULL |
| 101 | |
Sravan Kumar Kairam | a8269e7 | 2015-11-06 12:13:24 +0530 | [diff] [blame^] | 102 | #define TRACE_WLANDXE_VAR_ENABLE 1 |
| 103 | #define TRACE_WLANDXE_VAR_DISABLE 0 |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 104 | /*------------------------------------------------------------------------- |
| 105 | * Local Varables |
| 106 | *-------------------------------------------------------------------------*/ |
| 107 | /* 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] | 108 | static WLANDXE_CtrlBlkType *tempDxeCtrlBlk; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 109 | static char *channelType[WDTS_CHANNEL_MAX] = |
| 110 | { |
| 111 | "TX_LOW_PRI", |
| 112 | "TX_HIGH_PRI", |
| 113 | "RX_LOW_PRI", |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 114 | "RX_HIGH_PRI", |
Mihir Shete | be94ebb | 2015-05-26 12:07:14 +0530 | [diff] [blame] | 115 | "RX_LOGS", |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 116 | "RX_FW_LOGS", |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 117 | }; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 118 | static wpt_packet *rx_reaped_buf[WLANDXE_MAX_REAPED_RX_FRAMES]; |
Sravan Kumar Kairam | 8bbda36 | 2015-10-06 11:51:14 +0530 | [diff] [blame] | 119 | static WLANDXE_EnvInformation dxeEnvBlk; |
Sravan Kumar Kairam | a8269e7 | 2015-11-06 12:13:24 +0530 | [diff] [blame^] | 120 | static dxeTraceData gdxeTraceData; |
| 121 | static dxeTraceRecord gdxeTraceTbl[MAX_DXE_TRACE_RECORDS]; |
| 122 | static spinlock_t dtraceLock; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 123 | |
| 124 | /*------------------------------------------------------------------------- |
| 125 | * External Function Proto Type |
| 126 | *-------------------------------------------------------------------------*/ |
| 127 | |
| 128 | /*------------------------------------------------------------------------- |
| 129 | * Local Function Proto Type |
| 130 | *-------------------------------------------------------------------------*/ |
| 131 | static wpt_status dxeRXFrameSingleBufferAlloc |
| 132 | ( |
| 133 | WLANDXE_CtrlBlkType *dxeCtxt, |
| 134 | WLANDXE_ChannelCBType *channelEntry, |
| 135 | WLANDXE_DescCtrlBlkType *currentCtrlBlock |
| 136 | ); |
| 137 | |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 138 | static wpt_status dxeNotifySmsm |
| 139 | ( |
| 140 | wpt_boolean kickDxe, |
| 141 | wpt_boolean ringEmpty |
| 142 | ); |
| 143 | |
Mihir Shete | fdc9f53 | 2014-01-09 15:03:02 +0530 | [diff] [blame] | 144 | static void dxeStartSSRTimer |
| 145 | ( |
| 146 | WLANDXE_CtrlBlkType *dxeCtxt |
| 147 | ); |
| 148 | |
Mihir Shete | dfc33ec | 2014-10-15 13:14:38 +0530 | [diff] [blame] | 149 | static wpt_status dxeTXCleanup |
| 150 | ( |
| 151 | WLANDXE_CtrlBlkType *hostCtxt |
| 152 | ); |
| 153 | |
Sravan Kumar Kairam | a8269e7 | 2015-11-06 12:13:24 +0530 | [diff] [blame^] | 154 | static void dxeTrace |
| 155 | ( |
| 156 | v_U8_t chan, v_U8_t code, v_U32_t data |
| 157 | ); |
| 158 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 159 | /*------------------------------------------------------------------------- |
| 160 | * Local Function |
| 161 | *-------------------------------------------------------------------------*/ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 162 | /*========================================================================== |
| 163 | @ Function Name |
| 164 | dxeChannelMonitor |
| 165 | |
| 166 | @ Description |
| 167 | |
| 168 | @ Parameters |
| 169 | WLANDXE_ChannelCBType *channelEntry |
| 170 | Channel specific control block |
| 171 | |
| 172 | @ Return |
| 173 | wpt_status |
| 174 | |
| 175 | ===========================================================================*/ |
| 176 | static wpt_status dxeChannelMonitor |
| 177 | ( |
| 178 | char *monitorDescription, |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 179 | WLANDXE_ChannelCBType *channelEntry, |
| 180 | wpt_log_data_stall_channel_type *channelLog |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 181 | ) |
| 182 | { |
| 183 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 184 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 185 | if((NULL == monitorDescription) || (NULL == channelEntry)) |
| 186 | { |
| 187 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 188 | "INVALID Input ARG"); |
| 189 | return eWLAN_PAL_STATUS_E_INVAL; |
| 190 | } |
| 191 | |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 192 | if(channelEntry->channelType >= WDTS_CHANNEL_MAX) |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 193 | { |
| 194 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 195 | "INVALID Channel type"); |
| 196 | return eWLAN_PAL_STATUS_E_INVAL; |
| 197 | } |
| 198 | |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 199 | wpalTrace(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 200 | "%11s : HCBO %d, HCBDP 0x%x, HCBDC 0x%x,", |
| 201 | channelType[channelEntry->channelType], |
| 202 | channelEntry->headCtrlBlk->ctrlBlkOrder, |
| 203 | channelEntry->headCtrlBlk->linkedDescPhyAddr, |
| 204 | channelEntry->headCtrlBlk->linkedDesc->descCtrl.ctrl); |
| 205 | wpalTrace(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 206 | "%11s : TCBO %d, TCBDP 0x%x, TCBDC 0x%x", |
| 207 | channelType[channelEntry->channelType], |
| 208 | channelEntry->tailCtrlBlk->ctrlBlkOrder, |
| 209 | channelEntry->tailCtrlBlk->linkedDescPhyAddr, |
| 210 | channelEntry->tailCtrlBlk->linkedDesc->descCtrl.ctrl); |
| 211 | wpalTrace(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 212 | "%11s : FDC %d, RDC %d, TFC %d", |
| 213 | channelType[channelEntry->channelType], |
| 214 | channelEntry->numFreeDesc, |
| 215 | channelEntry->numRsvdDesc, |
| 216 | channelEntry->numTotalFrame); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 217 | |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 218 | if(channelLog) |
| 219 | { |
| 220 | channelLog->numDesc = channelEntry->numDesc; |
| 221 | channelLog->numFreeDesc = channelEntry->numFreeDesc; |
| 222 | channelLog->numRsvdDesc = channelEntry->numRsvdDesc; |
| 223 | channelLog->headDescOrder = channelEntry->headCtrlBlk->ctrlBlkOrder; |
| 224 | channelLog->tailDescOrder = channelEntry->tailCtrlBlk->ctrlBlkOrder; |
| 225 | } |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 226 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 227 | return status; |
| 228 | } |
| 229 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 230 | #ifdef WLANDXE_DEBUG_MEMORY_DUMP |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 231 | /*========================================================================== |
| 232 | @ Function Name |
| 233 | dxeMemoryDump |
| 234 | |
| 235 | @ Description |
| 236 | |
| 237 | @ Parameters |
| 238 | WLANDXE_ChannelCBType *channelEntry |
| 239 | Channel specific control block |
| 240 | |
| 241 | @ Return |
| 242 | wpt_status |
| 243 | |
| 244 | ===========================================================================*/ |
| 245 | static wpt_status dxeMemoryDump |
| 246 | ( |
| 247 | wpt_uint8 *dumpPointer, |
| 248 | wpt_uint32 dumpSize, |
| 249 | char *dumpTarget |
| 250 | ) |
| 251 | { |
| 252 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 253 | wpt_uint32 numBytes = 0; |
| 254 | wpt_uint32 idx; |
| 255 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 256 | if((NULL == dumpPointer) || |
| 257 | (NULL == dumpTarget)) |
| 258 | { |
| 259 | return status; |
| 260 | } |
| 261 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 262 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 263 | "+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++"); |
| 264 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 265 | "%s Location 0x%x, Size %d", dumpTarget, dumpPointer, dumpSize); |
| 266 | |
| 267 | numBytes = dumpSize % T_WLANDXE_MEMDUMP_BYTE_PER_LINE; |
| 268 | for(idx = 0; idx < dumpSize; idx++) |
| 269 | { |
| 270 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 271 | "0x%2x ", dumpPointer[idx]); |
| 272 | if(0 == ((idx + 1) % T_WLANDXE_MEMDUMP_BYTE_PER_LINE)) |
| 273 | { |
| 274 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, "\n"); |
| 275 | } |
| 276 | } |
| 277 | if(0 != numBytes) |
| 278 | { |
| 279 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, "\n"); |
| 280 | } |
| 281 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 282 | "+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++"); |
| 283 | |
| 284 | return status; |
| 285 | } |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 286 | #endif /* WLANDXE_DEBUG_MEMORY_DUMP */ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 287 | |
| 288 | /*========================================================================== |
| 289 | @ Function Name |
| 290 | dxeDescriptorDump |
| 291 | |
| 292 | @ Description |
| 293 | |
| 294 | @ Parameters |
| 295 | WLANDXE_ChannelCBType *channelEntry |
| 296 | Channel specific control block |
| 297 | |
| 298 | @ Return |
| 299 | wpt_status |
| 300 | |
| 301 | ===========================================================================*/ |
| 302 | wpt_status dxeDescriptorDump |
| 303 | ( |
| 304 | WLANDXE_ChannelCBType *channelEntry, |
| 305 | WLANDXE_DescType *targetDesc, |
| 306 | wpt_uint32 fragmentOrder |
| 307 | ) |
| 308 | { |
| 309 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 310 | |
| 311 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 312 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 313 | "+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++"); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 314 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 315 | "Descriptor Dump for channel %s, %d / %d fragment", |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 316 | channelType[channelEntry->channelType], |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 317 | fragmentOrder + 1, |
| 318 | channelEntry->numFragmentCurrentChain); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 319 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 320 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 321 | "CTRL WORD 0x%x, TransferSize %d", |
| 322 | WLANDXE_U32_SWAP_ENDIAN(targetDesc->descCtrl.ctrl), |
| 323 | WLANDXE_U32_SWAP_ENDIAN(targetDesc->xfrSize)); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 324 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 325 | "SRC ADD 0x%x, DST ADD 0x%x, NEXT DESC 0x%x", |
| 326 | WLANDXE_U32_SWAP_ENDIAN(targetDesc->dxedesc.dxe_short_desc.srcMemAddrL), |
| 327 | WLANDXE_U32_SWAP_ENDIAN(targetDesc->dxedesc.dxe_short_desc.dstMemAddrL), |
| 328 | WLANDXE_U32_SWAP_ENDIAN(targetDesc->dxedesc.dxe_short_desc.phyNextL)); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 329 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 330 | "+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++"); |
| 331 | |
| 332 | return status; |
| 333 | } |
| 334 | |
| 335 | /*========================================================================== |
| 336 | @ Function Name |
| 337 | dxeChannelRegisterDump |
| 338 | |
| 339 | @ Description |
| 340 | |
| 341 | @ Parameters |
| 342 | WLANDXE_ChannelCBType *channelEntry |
| 343 | Channel specific control block |
| 344 | |
| 345 | @ Return |
| 346 | wpt_status |
| 347 | |
| 348 | ===========================================================================*/ |
| 349 | wpt_status dxeChannelRegisterDump |
| 350 | ( |
| 351 | WLANDXE_ChannelCBType *channelEntry, |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 352 | char *dumpTarget, |
| 353 | wpt_log_data_stall_channel_type *channelLog |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 354 | ) |
| 355 | { |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 356 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 357 | wpt_uint32 chStatusReg, chControlReg, chDescReg, chLDescReg; |
| 358 | |
| 359 | /* Whatever RIVA power condition try to wakeup RIVA through SMSM |
| 360 | * This will not simply wakeup RIVA |
| 361 | * Just incase TX not wanted stuck, Trigger TX again */ |
| 362 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 363 | dxeNotifySmsm(eWLAN_PAL_TRUE, eWLAN_PAL_FALSE); |
| 364 | wpalSleep(10); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 365 | |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 366 | if(channelEntry->channelType >= WDTS_CHANNEL_MAX) |
Tushnim Bhattacharyya | 5dd9456 | 2013-03-20 20:15:03 -0700 | [diff] [blame] | 367 | { |
| 368 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 369 | "INVALID Channel type"); |
| 370 | return eWLAN_PAL_STATUS_E_INVAL; |
| 371 | } |
| 372 | |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 373 | wpalReadRegister(channelEntry->channelRegister.chDXEDesclRegAddr, &chDescReg); |
| 374 | wpalReadRegister(channelEntry->channelRegister.chDXELstDesclRegAddr, &chLDescReg); |
| 375 | wpalReadRegister(channelEntry->channelRegister.chDXECtrlRegAddr, &chControlReg); |
| 376 | wpalReadRegister(channelEntry->channelRegister.chDXEStatusRegAddr, &chStatusReg); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 377 | |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 378 | wpalTrace(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 379 | "%11s : CCR 0x%x, CSR 0x%x, CDR 0x%x, CLDR 0x%x", |
| 380 | channelType[channelEntry->channelType], |
| 381 | chControlReg, chStatusReg, chDescReg, chLDescReg); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 382 | |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 383 | if(channelLog) |
| 384 | { |
| 385 | channelLog->ctrlRegVal = chControlReg; |
| 386 | channelLog->statRegVal = chStatusReg; |
| 387 | } |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 388 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 389 | return status; |
| 390 | } |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 391 | |
| 392 | /*========================================================================== |
| 393 | @ Function Name |
| 394 | dxeChannelAllDescDump |
| 395 | |
| 396 | @ Description |
| 397 | Dump all DXE descriptors within assigned channe; |
| 398 | |
| 399 | @ Parameters |
| 400 | WLANDXE_ChannelCBType *channelEntry |
| 401 | |
| 402 | @ Return |
| 403 | NONE |
| 404 | |
| 405 | ===========================================================================*/ |
| 406 | void dxeChannelAllDescDump |
| 407 | ( |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 408 | WLANDXE_ChannelCBType *channelEntry, |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 409 | WDTS_ChannelType channel, |
| 410 | wpt_log_data_stall_channel_type *channelLog |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 411 | ) |
| 412 | { |
| 413 | wpt_uint32 channelLoop; |
| 414 | WLANDXE_DescCtrlBlkType *targetCtrlBlk; |
Madan Mohan Koyyalamudi | 94d4c19 | 2012-09-24 14:06:14 -0700 | [diff] [blame] | 415 | wpt_uint32 previousCtrlValue = 0; |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 416 | wpt_uint32 previousCtrlValid = 0; |
| 417 | wpt_uint32 currentCtrlValid = 0; |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 418 | wpt_uint32 valDescCount = 0; |
| 419 | wpt_uint32 invalDescCount = 0; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 420 | |
| 421 | targetCtrlBlk = channelEntry->headCtrlBlk; |
| 422 | |
| 423 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 424 | "%11s : %d descriptor chains, head desc ctrl 0x%x", |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 425 | channelType[channelEntry->channelType], |
Madan Mohan Koyyalamudi | 24a00f9 | 2012-10-22 15:21:02 -0700 | [diff] [blame] | 426 | channelEntry->numDesc, |
| 427 | targetCtrlBlk->linkedDesc->descCtrl.ctrl); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 428 | previousCtrlValue = targetCtrlBlk->linkedDesc->descCtrl.ctrl; |
| 429 | |
| 430 | if((WDTS_CHANNEL_RX_LOW_PRI == channel) || |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 431 | (WDTS_CHANNEL_RX_HIGH_PRI == channel)|| |
| 432 | (WDTS_CHANNEL_RX_LOG == channel)) |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 433 | { |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 434 | for(channelLoop = 0; channelLoop < channelEntry->numDesc; channelLoop++) |
Madan Mohan Koyyalamudi | 94d4c19 | 2012-09-24 14:06:14 -0700 | [diff] [blame] | 435 | { |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 436 | if(previousCtrlValue != targetCtrlBlk->linkedDesc->descCtrl.ctrl) |
| 437 | { |
| 438 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 439 | "%5d : 0x%x", targetCtrlBlk->ctrlBlkOrder, |
| 440 | targetCtrlBlk->linkedDesc->descCtrl.ctrl); |
| 441 | } |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 442 | if(targetCtrlBlk->linkedDesc->descCtrl.ctrl & WLANDXE_DESC_CTRL_VALID) |
| 443 | { |
| 444 | valDescCount++; |
| 445 | } |
| 446 | else |
| 447 | { |
| 448 | invalDescCount++; |
| 449 | } |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 450 | previousCtrlValue = targetCtrlBlk->linkedDesc->descCtrl.ctrl; |
| 451 | targetCtrlBlk = (WLANDXE_DescCtrlBlkType *)targetCtrlBlk->nextCtrlBlk; |
Madan Mohan Koyyalamudi | 94d4c19 | 2012-09-24 14:06:14 -0700 | [diff] [blame] | 452 | } |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 453 | } |
| 454 | else |
| 455 | { |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 456 | /* Head Descriptor is valid or not */ |
| 457 | previousCtrlValid = targetCtrlBlk->linkedDesc->descCtrl.ctrl & WLANDXE_DESC_CTRL_VALID; |
| 458 | targetCtrlBlk = (WLANDXE_DescCtrlBlkType *)targetCtrlBlk->nextCtrlBlk; |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 459 | for(channelLoop = 0; channelLoop < channelEntry->numDesc; channelLoop++) |
| 460 | { |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 461 | currentCtrlValid = targetCtrlBlk->linkedDesc->descCtrl.ctrl & WLANDXE_DESC_CTRL_VALID; |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 462 | if(currentCtrlValid) |
| 463 | { |
| 464 | valDescCount++; |
| 465 | } |
| 466 | else |
| 467 | { |
| 468 | invalDescCount++; |
| 469 | } |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 470 | if(currentCtrlValid != previousCtrlValid) |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 471 | { |
| 472 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 473 | "%5d : 0x%x", targetCtrlBlk->ctrlBlkOrder, |
| 474 | targetCtrlBlk->linkedDesc->descCtrl.ctrl); |
| 475 | } |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 476 | previousCtrlValid = currentCtrlValid; |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 477 | targetCtrlBlk = (WLANDXE_DescCtrlBlkType *)targetCtrlBlk->nextCtrlBlk; |
| 478 | } |
| 479 | } |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 480 | |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 481 | if(channelLog) |
| 482 | { |
| 483 | channelLog->numValDesc = valDescCount; |
| 484 | channelLog->numInvalDesc = invalDescCount; |
| 485 | } |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 486 | |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 487 | return; |
| 488 | } |
| 489 | |
| 490 | /*========================================================================== |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 491 | @ Function Name |
Mihir Shete | dfc33ec | 2014-10-15 13:14:38 +0530 | [diff] [blame] | 492 | dxeErrHandler |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 493 | |
| 494 | @ Description |
Mihir Shete | dfc33ec | 2014-10-15 13:14:38 +0530 | [diff] [blame] | 495 | Dump channel information for which Error interrupt has occured and |
| 496 | try to recover from the Error |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 497 | |
| 498 | @ Parameters |
| 499 | WLANDXE_ChannelCBType *channelCb |
| 500 | |
| 501 | @ Return |
Mihir Shete | dfc33ec | 2014-10-15 13:14:38 +0530 | [diff] [blame] | 502 | wpt_status: eWLAN_PAL_STATUS_SUCCESS if recovery is possible and |
| 503 | successful |
| 504 | eWLAN_PAL_STATUS_E_FAILURE if recovery is not possible |
| 505 | or recovery fails |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 506 | ===========================================================================*/ |
Mihir Shete | dfc33ec | 2014-10-15 13:14:38 +0530 | [diff] [blame] | 507 | wpt_status dxeErrHandler |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 508 | ( |
Mihir Shete | 79d6b58 | 2014-03-12 17:54:07 +0530 | [diff] [blame] | 509 | WLANDXE_ChannelCBType *channelCb, |
| 510 | wpt_uint32 chStatusReg |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 511 | ) |
| 512 | { |
| 513 | wpt_log_data_stall_channel_type channelLog; |
Mihir Shete | 79d6b58 | 2014-03-12 17:54:07 +0530 | [diff] [blame] | 514 | wpt_uint32 chLDescReg, channelLoop; |
| 515 | WLANDXE_DescCtrlBlkType *targetCtrlBlk; |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 516 | |
| 517 | dxeChannelMonitor("INT_ERR", channelCb, &channelLog); |
| 518 | dxeDescriptorDump(channelCb, channelCb->headCtrlBlk->linkedDesc, 0); |
| 519 | dxeChannelRegisterDump(channelCb, "INT_ERR", &channelLog); |
| 520 | dxeChannelAllDescDump(channelCb, channelCb->channelType, &channelLog); |
| 521 | wpalMemoryCopy(channelLog.channelName, |
| 522 | "INT_ERR", |
| 523 | WPT_TRPT_CHANNEL_NAME); |
| 524 | wpalPacketStallUpdateInfo(NULL, NULL, &channelLog, channelCb->channelType); |
| 525 | #ifdef FEATURE_WLAN_DIAG_SUPPORT |
| 526 | wpalPacketStallDumpLog(); |
| 527 | #endif /* FEATURE_WLAN_DIAG_SUPPORT */ |
Mihir Shete | 79d6b58 | 2014-03-12 17:54:07 +0530 | [diff] [blame] | 528 | switch ((chStatusReg & WLANDXE_CH_STAT_ERR_CODE_MASK) >> |
| 529 | WLANDXE_CH_STAT_ERR_CODE_OFFSET) |
| 530 | { |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 531 | |
Mihir Shete | 79d6b58 | 2014-03-12 17:54:07 +0530 | [diff] [blame] | 532 | case WLANDXE_ERROR_PRG_INV_B2H_SRC_QID: |
| 533 | case WLANDXE_ERROR_PRG_INV_B2H_DST_QID: |
| 534 | case WLANDXE_ERROR_PRG_INV_B2H_SRC_IDX: |
| 535 | case WLANDXE_ERROR_PRG_INV_H2B_SRC_QID: |
| 536 | case WLANDXE_ERROR_PRG_INV_H2B_DST_QID: |
| 537 | case WLANDXE_ERROR_PRG_INV_H2B_DST_IDX: |
| 538 | { |
| 539 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 540 | dxeNotifySmsm(eWLAN_PAL_TRUE, eWLAN_PAL_FALSE); |
| 541 | wpalSleep(10); |
| 542 | |
| 543 | if(channelCb->channelType > WDTS_CHANNEL_RX_HIGH_PRI) |
| 544 | { |
| 545 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 546 | "%s: Invalid Channel", __func__); |
| 547 | break; |
| 548 | } |
| 549 | |
| 550 | wpalReadRegister(channelCb->channelRegister.chDXELstDesclRegAddr, &chLDescReg); |
| 551 | |
| 552 | targetCtrlBlk = channelCb->headCtrlBlk; |
| 553 | |
| 554 | for(channelLoop = 0; channelLoop < channelCb->numDesc; channelLoop++) |
| 555 | { |
| 556 | if (targetCtrlBlk->linkedDescPhyAddr == chLDescReg) |
| 557 | { |
| 558 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 559 | "%11s :CHx_DESCL: desc ctrl 0x%x, src 0x%x, dst 0x%x, next 0x%x", |
| 560 | channelType[channelCb->channelType], |
| 561 | targetCtrlBlk->linkedDesc->descCtrl.ctrl, |
| 562 | targetCtrlBlk->linkedDesc->dxedesc.dxe_short_desc.srcMemAddrL, |
| 563 | targetCtrlBlk->linkedDesc->dxedesc.dxe_short_desc.dstMemAddrL, |
| 564 | targetCtrlBlk->linkedDesc->dxedesc.dxe_short_desc.phyNextL); |
| 565 | |
| 566 | targetCtrlBlk = (WLANDXE_DescCtrlBlkType *)targetCtrlBlk->nextCtrlBlk; |
| 567 | |
| 568 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 569 | "%11s :Next Desc: desc ctrl 0x%x, src 0x%x, dst 0x%x, next 0x%x", |
| 570 | channelType[channelCb->channelType], |
| 571 | targetCtrlBlk->linkedDesc->descCtrl.ctrl, |
| 572 | targetCtrlBlk->linkedDesc->dxedesc.dxe_short_desc.srcMemAddrL, |
| 573 | targetCtrlBlk->linkedDesc->dxedesc.dxe_short_desc.dstMemAddrL, |
| 574 | targetCtrlBlk->linkedDesc->dxedesc.dxe_short_desc.phyNextL); |
| 575 | break; |
| 576 | } |
| 577 | targetCtrlBlk = (WLANDXE_DescCtrlBlkType *)targetCtrlBlk->nextCtrlBlk; |
| 578 | } |
Mihir Shete | dfc33ec | 2014-10-15 13:14:38 +0530 | [diff] [blame] | 579 | wpalFwDumpReq(17, 0, 0, 0, 0, 1); |
Mihir Shete | 79d6b58 | 2014-03-12 17:54:07 +0530 | [diff] [blame] | 580 | break; |
| 581 | } |
Mihir Shete | dfc33ec | 2014-10-15 13:14:38 +0530 | [diff] [blame] | 582 | case WLANDXE_ERROR_ABORT: |
| 583 | { |
| 584 | wpt_uint32 regValue, regValueLocal; |
| 585 | wpt_uint32 count = 0; |
| 586 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 587 | "%s: DXE Abort Error from S/W", __func__); |
| 588 | |
| 589 | wpalReadRegister(WALNDEX_DMA_CSR_ADDRESS, ®Value); |
| 590 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 591 | "%s: DXE CSR Value: %08x", __func__,regValue); |
| 592 | |
| 593 | //Execute the BMU recovery only if firmware triggered the ABORT |
| 594 | if (regValue & WLANDXE_DMA_CSR_FW_BMU_RECOVERY) |
| 595 | { |
| 596 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 597 | "%s: Firmware BMU recovery On %08x", __func__,regValue); |
| 598 | |
| 599 | // Clean up the descriptors |
| 600 | if (eWLAN_PAL_STATUS_SUCCESS != |
| 601 | dxeTXCleanup(tempDxeCtrlBlk)) |
| 602 | { |
| 603 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 604 | "%s: Host DXE Cleanup Failed!!!!", __func__); |
| 605 | } |
| 606 | |
| 607 | // Debug DXE channel after cleanup |
| 608 | dxeChannelMonitor("INT_ERR", channelCb, &channelLog); |
| 609 | dxeDescriptorDump(channelCb, channelCb->headCtrlBlk->linkedDesc, 0); |
| 610 | dxeChannelRegisterDump(channelCb, "INT_ERR", &channelLog); |
| 611 | dxeChannelAllDescDump(channelCb, channelCb->channelType, &channelLog); |
| 612 | |
| 613 | // Unblock the firmware |
| 614 | regValue |= WLANDXE_DMA_CSR_HOST_RECOVERY_DONE; |
| 615 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 616 | "%s: Host DXE Cleanup done %08x", __func__,regValue); |
| 617 | wpalWriteRegister(WALNDEX_DMA_CSR_ADDRESS, regValue); |
| 618 | |
| 619 | // Wait for firmware to complete the cleanup |
| 620 | do |
| 621 | { |
| 622 | wpalReadRegister(WALNDEX_DMA_CSR_ADDRESS, ®Value); |
| 623 | wpalBusyWait(5000); |
| 624 | count++; |
| 625 | //count is 60 because wait is for 5 ms and 60*5=300ms |
| 626 | //which is the time WD bark happens in firmware |
| 627 | } while(count < 60 && !(regValue & WLANDXE_DMA_CSR_RECOVERY_DONE)); |
| 628 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 629 | "%s: FW Cleanup done %08x", __func__,regValue); |
| 630 | |
| 631 | //clear all spare bits in CSR |
| 632 | wpalWriteRegister(WALNDEX_DMA_CSR_ADDRESS,regValue & |
| 633 | ~(WLANDXE_DMA_CSR_RECOVERY_DONE | |
| 634 | WLANDXE_DMA_CSR_FW_BMU_RECOVERY | |
| 635 | WLANDXE_DMA_CSR_HOST_RECOVERY_DONE)); |
| 636 | |
| 637 | //check if the h/w resources have recovered |
| 638 | wpalReadRegister(WLANDXE_BMU_AVAILABLE_BD_PDU, ®Value); |
| 639 | wpalReadRegister(WLANDXE_BMU_AVAILABLE_BD_PDU_LOCAL, ®ValueLocal); |
| 640 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 641 | "===== count %d ABD %d, ABD LOCAL %d =====", count, |
| 642 | regValue, regValueLocal); |
| 643 | if(regValue == 0 || regValueLocal == 0) |
| 644 | { |
| 645 | return eWLAN_PAL_STATUS_E_FAILURE; |
| 646 | } |
| 647 | |
| 648 | return eWLAN_PAL_STATUS_SUCCESS; |
| 649 | } |
| 650 | break; |
| 651 | } |
Mihir Shete | 79d6b58 | 2014-03-12 17:54:07 +0530 | [diff] [blame] | 652 | default: |
| 653 | { |
| 654 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 655 | "%s: No Debug Inormation", __func__); |
| 656 | break; |
| 657 | } |
| 658 | |
| 659 | } |
Mihir Shete | dfc33ec | 2014-10-15 13:14:38 +0530 | [diff] [blame] | 660 | return eWLAN_PAL_STATUS_E_FAILURE; |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 661 | } |
| 662 | /*========================================================================== |
| 663 | @ Function Name |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 664 | dxeTxThreadChannelDebugHandler |
| 665 | |
| 666 | @ Description |
| 667 | Dump TX channel information |
| 668 | |
| 669 | @ Parameters |
| 670 | Wwpt_msg *msgPtr |
| 671 | |
| 672 | @ Return |
| 673 | NONE |
| 674 | |
| 675 | ===========================================================================*/ |
| 676 | void dxeTxThreadChannelDebugHandler |
| 677 | ( |
| 678 | wpt_msg *msgPtr |
| 679 | ) |
| 680 | { |
| 681 | wpt_uint8 channelLoop; |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 682 | wpt_log_data_stall_channel_type channelLog; |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 683 | |
| 684 | 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] | 685 | "%s Enter", __func__); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 686 | |
| 687 | /* Whatever RIVA power condition try to wakeup RIVA through SMSM |
| 688 | * This will not simply wakeup RIVA |
| 689 | * Just incase TX not wanted stuck, Trigger TX again */ |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 690 | for(channelLoop = 0; channelLoop < WDTS_CHANNEL_RX_LOW_PRI; channelLoop++) |
| 691 | { |
| 692 | dxeChannelMonitor("******** Get Descriptor Snapshot ", |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 693 | &tempDxeCtrlBlk->dxeChannel[channelLoop], |
| 694 | &channelLog); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 695 | dxeChannelRegisterDump(&tempDxeCtrlBlk->dxeChannel[channelLoop], |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 696 | "Abnormal successive empty interrupt", |
| 697 | &channelLog); |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 698 | dxeChannelAllDescDump(&tempDxeCtrlBlk->dxeChannel[channelLoop], |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 699 | channelLoop, |
| 700 | &channelLog); |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 701 | |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 702 | wpalMemoryCopy(channelLog.channelName, |
| 703 | channelType[channelLoop], |
| 704 | WPT_TRPT_CHANNEL_NAME); |
| 705 | wpalPacketStallUpdateInfo(NULL, NULL, &channelLog, channelLoop); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 706 | } |
| 707 | |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 708 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Jeff Johnson | 9e237fb | 2013-10-30 18:46:20 -0700 | [diff] [blame] | 709 | "================== DXE Dump End ======================"); |
Madan Mohan Koyyalamudi | 24a00f9 | 2012-10-22 15:21:02 -0700 | [diff] [blame] | 710 | wpalMemoryFree(msgPtr); |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 711 | |
| 712 | #ifdef FEATURE_WLAN_DIAG_SUPPORT |
| 713 | wpalPacketStallDumpLog(); |
| 714 | #endif /* FEATURE_WLAN_DIAG_SUPPORT */ |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 715 | 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] | 716 | "%s Exit", __func__); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 717 | return; |
| 718 | } |
| 719 | |
| 720 | /*========================================================================== |
| 721 | @ Function Name |
| 722 | dxeRxThreadChannelDebugHandler |
| 723 | |
| 724 | @ Description |
| 725 | Dump RX channel information |
| 726 | |
| 727 | @ Parameters |
| 728 | Wwpt_msg *msgPtr |
| 729 | |
| 730 | @ Return |
| 731 | NONE |
| 732 | |
| 733 | ===========================================================================*/ |
| 734 | void dxeRxThreadChannelDebugHandler |
| 735 | ( |
| 736 | wpt_msg *msgPtr |
| 737 | ) |
| 738 | { |
| 739 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 740 | wpt_uint8 channelLoop; |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 741 | wpt_log_data_stall_channel_type channelLog; |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 742 | |
| 743 | 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] | 744 | "%s Enter", __func__); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 745 | |
| 746 | /* Whatever RIVA power condition try to wakeup RIVA through SMSM |
| 747 | * This will not simply wakeup RIVA |
| 748 | * Just incase TX not wanted stuck, Trigger TX again */ |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 749 | for(channelLoop = WDTS_CHANNEL_RX_LOW_PRI; channelLoop < WDTS_CHANNEL_MAX; channelLoop++) |
| 750 | { |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 751 | if (!WLANDXE_IS_VALID_CHANNEL(channelLoop)) |
| 752 | continue; |
| 753 | |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 754 | dxeChannelMonitor("******** Get Descriptor Snapshot ", |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 755 | &tempDxeCtrlBlk->dxeChannel[channelLoop], |
| 756 | &channelLog); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 757 | dxeChannelRegisterDump(&tempDxeCtrlBlk->dxeChannel[channelLoop], |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 758 | "Abnormal successive empty interrupt", |
| 759 | &channelLog); |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 760 | dxeChannelAllDescDump(&tempDxeCtrlBlk->dxeChannel[channelLoop], |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 761 | channelLoop, &channelLog); |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 762 | |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 763 | wpalMemoryCopy(channelLog.channelName, |
| 764 | channelType[channelLoop], |
| 765 | WPT_TRPT_CHANNEL_NAME); |
| 766 | wpalPacketStallUpdateInfo(NULL, NULL, &channelLog, channelLoop); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 767 | |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 768 | } |
| 769 | |
| 770 | /* Now serialise the message through Tx thread also to make sure |
| 771 | * no register access when RIVA is in powersave */ |
| 772 | /*Use the same message pointer just change the call back function */ |
| 773 | msgPtr->callback = dxeTxThreadChannelDebugHandler; |
| 774 | status = wpalPostTxMsg(WDI_GET_PAL_CTX(), |
| 775 | msgPtr); |
| 776 | if ( eWLAN_PAL_STATUS_SUCCESS != status ) |
| 777 | { |
| 778 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 48139e3 | 2012-10-11 14:43:56 -0700 | [diff] [blame] | 779 | "Tx thread state dump req serialize fail status=%d", |
Jeff Johnson | 9e237fb | 2013-10-30 18:46:20 -0700 | [diff] [blame] | 780 | status); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 781 | } |
| 782 | |
| 783 | 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] | 784 | "%s Exit", __func__); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 785 | return; |
| 786 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 787 | |
| 788 | /*========================================================================== |
| 789 | @ Function Name |
| 790 | dxeCtrlBlkAlloc |
| 791 | |
| 792 | @ Description |
| 793 | Allocate DXE Control block |
| 794 | DXE control block will used by Host DXE driver only, internal structure |
| 795 | Will make ring linked list |
| 796 | |
| 797 | @ Parameters |
| 798 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 799 | DXE host driver main control block |
| 800 | WLANDXE_ChannelCBType *channelEntry |
| 801 | Channel specific control block |
| 802 | |
| 803 | @ Return |
| 804 | wpt_status |
| 805 | |
| 806 | ===========================================================================*/ |
| 807 | static wpt_status dxeCtrlBlkAlloc |
| 808 | ( |
| 809 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 810 | WLANDXE_ChannelCBType *channelEntry |
| 811 | ) |
| 812 | { |
| 813 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 814 | unsigned int idx, fIdx; |
| 815 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = NULL; |
| 816 | WLANDXE_DescCtrlBlkType *freeCtrlBlk = NULL; |
| 817 | WLANDXE_DescCtrlBlkType *prevCtrlBlk = NULL; |
| 818 | WLANDXE_DescCtrlBlkType *nextCtrlBlk = NULL; |
| 819 | |
| 820 | 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] | 821 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 822 | |
| 823 | /* Sanity check */ |
| 824 | if((NULL == dxeCtrlBlk) || (NULL == channelEntry)) |
| 825 | { |
| 826 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 827 | "dxeCtrlBlkAlloc Channel Entry is not valid"); |
| 828 | return eWLAN_PAL_STATUS_E_INVAL; |
| 829 | } |
| 830 | |
| 831 | /* Allocate pre asigned number of control blocks */ |
| 832 | for(idx = 0; idx < channelEntry->numDesc; idx++) |
| 833 | { |
| 834 | currentCtrlBlk = (WLANDXE_DescCtrlBlkType *)wpalMemoryAllocate(sizeof(WLANDXE_DescCtrlBlkType)); |
| 835 | if(NULL == currentCtrlBlk) |
| 836 | { |
| 837 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 838 | "dxeCtrlBlkOpen MemAlloc Fail for channel %d", |
| 839 | channelEntry->channelType); |
| 840 | freeCtrlBlk = channelEntry->headCtrlBlk; |
| 841 | for(fIdx = 0; fIdx < idx; fIdx++) |
| 842 | { |
| 843 | if(NULL == freeCtrlBlk) |
| 844 | { |
| 845 | break; |
| 846 | } |
| 847 | |
| 848 | nextCtrlBlk = freeCtrlBlk->nextCtrlBlk; |
| 849 | wpalMemoryFree((void *)freeCtrlBlk); |
| 850 | freeCtrlBlk = nextCtrlBlk; |
| 851 | } |
| 852 | return eWLAN_PAL_STATUS_E_FAULT; |
| 853 | } |
| 854 | |
| 855 | memset((wpt_uint8 *)currentCtrlBlk, 0, sizeof(WLANDXE_DescCtrlBlkType)); |
| 856 | /* Initialize common elements first */ |
| 857 | currentCtrlBlk->xfrFrame = NULL; |
| 858 | currentCtrlBlk->linkedDesc = NULL; |
| 859 | currentCtrlBlk->linkedDescPhyAddr = 0; |
| 860 | currentCtrlBlk->ctrlBlkOrder = idx; |
| 861 | |
| 862 | /* This is the first control block allocated |
| 863 | * Next Control block is not allocated yet |
| 864 | * head and tail must be first control block */ |
| 865 | if(0 == idx) |
| 866 | { |
| 867 | currentCtrlBlk->nextCtrlBlk = NULL; |
| 868 | channelEntry->headCtrlBlk = currentCtrlBlk; |
| 869 | channelEntry->tailCtrlBlk = currentCtrlBlk; |
| 870 | } |
| 871 | /* This is not first, not last control block |
| 872 | * previous control block may has next linked block */ |
| 873 | else if((0 < idx) && (idx < (channelEntry->numDesc - 1))) |
| 874 | { |
| 875 | prevCtrlBlk->nextCtrlBlk = currentCtrlBlk; |
| 876 | } |
| 877 | /* This is last control blocl |
| 878 | * next control block for the last control block is head, first control block |
| 879 | * then whole linked list made RING */ |
| 880 | else if((channelEntry->numDesc - 1) == idx) |
| 881 | { |
| 882 | prevCtrlBlk->nextCtrlBlk = currentCtrlBlk; |
| 883 | currentCtrlBlk->nextCtrlBlk = channelEntry->headCtrlBlk; |
| 884 | } |
| 885 | else |
| 886 | { |
| 887 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 888 | "dxeCtrlBlkOpen Invalid Ctrl Blk location %d", |
| 889 | channelEntry->channelType); |
| 890 | wpalMemoryFree(currentCtrlBlk); |
| 891 | return eWLAN_PAL_STATUS_E_FAULT; |
| 892 | } |
| 893 | |
| 894 | prevCtrlBlk = currentCtrlBlk; |
| 895 | channelEntry->numFreeDesc++; |
| 896 | } |
| 897 | |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 898 | 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] | 899 | return status; |
| 900 | } |
| 901 | |
| 902 | /*========================================================================== |
| 903 | @ Function Name |
| 904 | dxeDescLinkAlloc |
| 905 | |
| 906 | @ Description |
| 907 | Allocate DXE descriptor |
| 908 | DXE descriptor will be shared by DXE host driver and RIVA DXE engine |
| 909 | Will make RING linked list |
| 910 | Will be linked with Descriptor control block one by one |
| 911 | |
| 912 | @ Parameters |
| 913 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 914 | DXE host driver main control block |
| 915 | WLANDXE_ChannelCBType *channelEntry |
| 916 | Channel specific control block |
| 917 | @ Return |
| 918 | wpt_status |
| 919 | |
| 920 | ===========================================================================*/ |
| 921 | static wpt_status dxeDescAllocAndLink |
| 922 | ( |
| 923 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 924 | WLANDXE_ChannelCBType *channelEntry |
| 925 | ) |
| 926 | { |
| 927 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 928 | WLANDXE_DescType *currentDesc = NULL; |
| 929 | WLANDXE_DescType *prevDesc = NULL; |
| 930 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = NULL; |
| 931 | unsigned int idx; |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 932 | void *physAddressAlloc = NULL; |
| 933 | wpt_uint32 physAddress; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 934 | |
| 935 | 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] | 936 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 937 | |
| 938 | /* Sanity Check */ |
| 939 | if((NULL == dxeCtrlBlk) || (NULL == channelEntry)) |
| 940 | { |
| 941 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 942 | "dxeDescLinkAlloc Channel Entry is not valid"); |
| 943 | return eWLAN_PAL_STATUS_E_INVAL; |
| 944 | } |
| 945 | |
| 946 | currentCtrlBlk = channelEntry->headCtrlBlk; |
| 947 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 948 | /* allocate all DXE descriptors for this channel in one chunk */ |
| 949 | channelEntry->descriptorAllocation = (WLANDXE_DescType *) |
| 950 | wpalDmaMemoryAllocate(sizeof(WLANDXE_DescType)*channelEntry->numDesc, |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 951 | &physAddressAlloc); |
| 952 | physAddress = (wpt_uint32) (uintptr_t)(physAddressAlloc); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 953 | if(NULL == channelEntry->descriptorAllocation) |
| 954 | { |
| 955 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 956 | "dxeDescLinkAlloc Descriptor Alloc Fail"); |
| 957 | return eWLAN_PAL_STATUS_E_RESOURCES; |
| 958 | } |
| 959 | currentDesc = channelEntry->descriptorAllocation; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 960 | |
| 961 | /* Allocate pre asigned number of descriptor */ |
| 962 | for(idx = 0; idx < channelEntry->numDesc; idx++) |
| 963 | { |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 964 | // descriptors were allocated in a chunk -- use the current one |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 965 | if(NULL == currentDesc) |
| 966 | { |
| 967 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 968 | "dxeDescLinkAlloc MemAlloc Fail for channel %d", |
| 969 | channelEntry->channelType); |
| 970 | return eWLAN_PAL_STATUS_E_FAULT; |
| 971 | } |
Mihir Shete | 96cd190 | 2015-03-04 15:47:31 +0530 | [diff] [blame] | 972 | memset((wpt_uint8 *)currentDesc, 0, sizeof(WLANDXE_DescType)); |
| 973 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 974 | "Allocated Descriptor VA %p, PA %p", currentDesc, physAddressAlloc); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 975 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 976 | currentCtrlBlk->linkedDesc = currentDesc; |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 977 | currentCtrlBlk->linkedDescPhyAddr = physAddress; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 978 | /* First descriptor, next none |
| 979 | * descriptor bottom location is first descriptor address */ |
| 980 | if(0 == idx) |
| 981 | { |
| 982 | currentDesc->dxedesc.dxe_short_desc.phyNextL = 0; |
| 983 | channelEntry->DescBottomLoc = currentDesc; |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 984 | channelEntry->descBottomLocPhyAddr = physAddress; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 985 | } |
| 986 | /* Not first, not last descriptor |
| 987 | * may make link for previous descriptor with current descriptor |
| 988 | * ENDIAN SWAP needed ????? */ |
| 989 | else if((0 < idx) && (idx < (channelEntry->numDesc - 1))) |
| 990 | { |
| 991 | prevDesc->dxedesc.dxe_short_desc.phyNextL = |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 992 | WLANDXE_U32_SWAP_ENDIAN(physAddress); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 993 | } |
| 994 | /* Last descriptor |
| 995 | * make a ring by asign next pointer as first descriptor |
| 996 | * ENDIAN SWAP NEEDED ??? */ |
| 997 | else if((channelEntry->numDesc - 1) == idx) |
| 998 | { |
| 999 | prevDesc->dxedesc.dxe_short_desc.phyNextL = |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 1000 | WLANDXE_U32_SWAP_ENDIAN(physAddress); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1001 | currentDesc->dxedesc.dxe_short_desc.phyNextL = |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 1002 | WLANDXE_U32_SWAP_ENDIAN(channelEntry->headCtrlBlk->linkedDescPhyAddr); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1003 | } |
| 1004 | |
| 1005 | /* If Current Channel is RX channel PAL Packet and OS packet buffer should be |
| 1006 | * Pre allocated and physical address must be assigned into |
| 1007 | * Corresponding DXE Descriptor */ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1008 | if((WDTS_CHANNEL_RX_LOW_PRI == channelEntry->channelType) || |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 1009 | (WDTS_CHANNEL_RX_HIGH_PRI == channelEntry->channelType) || |
| 1010 | (WDTS_CHANNEL_RX_LOG == channelEntry->channelType)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1011 | { |
| 1012 | status = dxeRXFrameSingleBufferAlloc(dxeCtrlBlk, |
| 1013 | channelEntry, |
| 1014 | currentCtrlBlk); |
| 1015 | if( !WLAN_PAL_IS_STATUS_SUCCESS(status) ) |
| 1016 | { |
| 1017 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1018 | "dxeDescLinkAlloc RX Buffer Alloc Fail for channel %d", |
| 1019 | channelEntry->channelType); |
| 1020 | return status; |
| 1021 | } |
| 1022 | --channelEntry->numFreeDesc; |
| 1023 | } |
| 1024 | |
Leo Chang | 7e05f21 | 2013-07-01 19:54:15 -0700 | [diff] [blame] | 1025 | if((WDTS_CHANNEL_TX_LOW_PRI == channelEntry->channelType) || |
| 1026 | (WDTS_CHANNEL_TX_HIGH_PRI == channelEntry->channelType)) |
| 1027 | { |
| 1028 | currentDesc->descCtrl.ctrl = channelEntry->extraConfig.cw_ctrl_write; |
| 1029 | currentDesc->dxedesc.dxe_short_desc.dstMemAddrL = channelEntry->extraConfig.refWQ_swapped; |
| 1030 | } |
| 1031 | else if((WDTS_CHANNEL_RX_LOW_PRI == channelEntry->channelType) || |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 1032 | (WDTS_CHANNEL_RX_HIGH_PRI == channelEntry->channelType)|| |
| 1033 | (WDTS_CHANNEL_RX_LOG == channelEntry->channelType)) |
Leo Chang | 7e05f21 | 2013-07-01 19:54:15 -0700 | [diff] [blame] | 1034 | { |
| 1035 | currentDesc->descCtrl.ctrl = channelEntry->extraConfig.cw_ctrl_read; |
| 1036 | currentDesc->dxedesc.dxe_short_desc.srcMemAddrL = channelEntry->extraConfig.refWQ_swapped; |
| 1037 | } |
| 1038 | else |
| 1039 | { |
Mihir Shete | be94ebb | 2015-05-26 12:07:14 +0530 | [diff] [blame] | 1040 | /* Just in case. H2H RX channel, do nothing |
Leo Chang | 7e05f21 | 2013-07-01 19:54:15 -0700 | [diff] [blame] | 1041 | * By Definition this must not happen */ |
| 1042 | } |
| 1043 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1044 | currentCtrlBlk = currentCtrlBlk->nextCtrlBlk; |
| 1045 | prevDesc = currentDesc; |
| 1046 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1047 | // advance to the next pre-allocated descriptor in the chunk |
| 1048 | currentDesc++; |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 1049 | physAddress = (physAddress + sizeof(WLANDXE_DescType)); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1050 | } |
| 1051 | |
| 1052 | 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] | 1053 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1054 | return status; |
| 1055 | } |
| 1056 | |
| 1057 | /*========================================================================== |
| 1058 | @ Function Name |
| 1059 | |
| 1060 | @ Description |
| 1061 | |
| 1062 | @ Parameters |
| 1063 | |
| 1064 | @ Return |
| 1065 | wpt_status |
| 1066 | |
| 1067 | ===========================================================================*/ |
| 1068 | static wpt_status dxeSetInterruptPath |
| 1069 | ( |
| 1070 | WLANDXE_CtrlBlkType *dxeCtrlBlk |
| 1071 | ) |
| 1072 | { |
| 1073 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 1074 | wpt_uint32 interruptPath = 0; |
| 1075 | wpt_uint32 idx; |
| 1076 | WLANDXE_ChannelCBType *channelEntry = NULL; |
| 1077 | |
| 1078 | 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] | 1079 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1080 | |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 1081 | foreach_valid_channel(idx) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1082 | { |
| 1083 | channelEntry = &dxeCtrlBlk->dxeChannel[idx]; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1084 | if((WDTS_CHANNEL_TX_LOW_PRI == channelEntry->channelType) || |
| 1085 | (WDTS_CHANNEL_TX_HIGH_PRI == channelEntry->channelType)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1086 | { |
| 1087 | interruptPath |= (1 << channelEntry->assignedDMAChannel); |
| 1088 | } |
| 1089 | else if((WDTS_CHANNEL_RX_LOW_PRI == channelEntry->channelType) || |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 1090 | (WDTS_CHANNEL_RX_HIGH_PRI == channelEntry->channelType)|| |
Mihir Shete | c4093f9 | 2015-05-28 15:21:11 +0530 | [diff] [blame] | 1091 | (WDTS_CHANNEL_RX_FW_LOG == channelEntry->channelType) || |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 1092 | (WDTS_CHANNEL_RX_LOG == channelEntry->channelType)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1093 | { |
| 1094 | interruptPath |= (1 << (channelEntry->assignedDMAChannel + 16)); |
| 1095 | } |
| 1096 | else |
| 1097 | { |
| 1098 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1099 | "H2H TEST RX???? %d", channelEntry->channelType); |
| 1100 | } |
| 1101 | } |
| 1102 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 1103 | "Interrupt Path Must be 0x%x", interruptPath); |
| 1104 | dxeCtrlBlk->interruptPath = interruptPath; |
| 1105 | wpalWriteRegister(WLANDXE_CCU_DXE_INT_SELECT, interruptPath); |
| 1106 | |
| 1107 | 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] | 1108 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1109 | return status; |
| 1110 | } |
| 1111 | |
| 1112 | /*========================================================================== |
| 1113 | @ Function Name |
| 1114 | dxeEngineCoreStart |
| 1115 | |
| 1116 | @ Description |
| 1117 | Trigger to start RIVA DXE Hardware |
| 1118 | |
| 1119 | @ Parameters |
| 1120 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1121 | DXE host driver main control block |
| 1122 | |
| 1123 | @ Return |
jagadeesh | f869bba | 2015-04-07 20:06:21 +0530 | [diff] [blame] | 1124 | void |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1125 | |
| 1126 | ===========================================================================*/ |
jagadeesh | f869bba | 2015-04-07 20:06:21 +0530 | [diff] [blame] | 1127 | static void dxeEngineCoreStart |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1128 | ( |
| 1129 | WLANDXE_CtrlBlkType *dxeCtrlBlk |
| 1130 | ) |
| 1131 | { |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1132 | wpt_uint32 registerData = 0; |
Leo Chang | 00708f6 | 2013-12-03 20:21:51 -0800 | [diff] [blame] | 1133 | wpt_uint8 readRetry; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1134 | |
| 1135 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1136 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1137 | |
Leo Chang | 00708f6 | 2013-12-03 20:21:51 -0800 | [diff] [blame] | 1138 | #ifdef WCN_PRONTO |
| 1139 | /* Read default */ |
| 1140 | wpalReadRegister(WLANDXE_CCU_SOFT_RESET, ®isterData); |
| 1141 | registerData |= WLANDXE_DMA_CCU_DXE_RESET_MASK; |
| 1142 | |
| 1143 | /* Make reset */ |
| 1144 | wpalWriteRegister(WLANDXE_CCU_SOFT_RESET, registerData); |
| 1145 | |
| 1146 | /* Clear reset */ |
| 1147 | registerData &= ~WLANDXE_DMA_CCU_DXE_RESET_MASK; |
| 1148 | wpalWriteRegister(WLANDXE_CCU_SOFT_RESET, registerData); |
| 1149 | #else |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1150 | /* START This core init is not needed for the integrated system */ |
| 1151 | /* Reset First */ |
| 1152 | registerData = WLANDXE_DMA_CSR_RESET_MASK; |
| 1153 | wpalWriteRegister(WALNDEX_DMA_CSR_ADDRESS, |
| 1154 | registerData); |
Leo Chang | 00708f6 | 2013-12-03 20:21:51 -0800 | [diff] [blame] | 1155 | #endif /* WCN_PRONTO */ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1156 | |
Leo Chang | 00708f6 | 2013-12-03 20:21:51 -0800 | [diff] [blame] | 1157 | for(readRetry = 0; readRetry < WLANDXE_CSR_MAX_READ_COUNT; readRetry++) |
| 1158 | { |
| 1159 | wpalWriteRegister(WALNDEX_DMA_CSR_ADDRESS, |
| 1160 | WLANDXE_CSR_DEFAULT_ENABLE); |
| 1161 | wpalReadRegister(WALNDEX_DMA_CSR_ADDRESS, ®isterData); |
| 1162 | if(!(registerData & WLANDXE_DMA_CSR_EN_MASK)) |
| 1163 | { |
| 1164 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1165 | "%s CSR 0x%x, count %d", |
| 1166 | __func__, registerData, readRetry); |
| 1167 | /* CSR is not valid value, re-try to write */ |
| 1168 | wpalBusyWait(WLANDXE_CSR_NEXT_READ_WAIT); |
| 1169 | } |
| 1170 | else |
| 1171 | { |
| 1172 | break; |
| 1173 | } |
| 1174 | } |
| 1175 | if(WLANDXE_CSR_MAX_READ_COUNT == readRetry) |
| 1176 | { |
| 1177 | /* MAX wait, still cannot write correct value |
| 1178 | * Panic device */ |
| 1179 | wpalDevicePanic(); |
| 1180 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1181 | |
| 1182 | /* Is This needed? |
| 1183 | * Not sure, revisit with integrated system */ |
| 1184 | /* END This core init is not needed for the integrated system */ |
| 1185 | |
| 1186 | dxeSetInterruptPath(dxeCtrlBlk); |
| 1187 | 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] | 1188 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1189 | } |
| 1190 | |
| 1191 | /*========================================================================== |
| 1192 | @ Function Name |
| 1193 | dxeChannelInitProgram |
| 1194 | |
| 1195 | @ Description |
| 1196 | Program RIVA DXE engine register with initial value |
| 1197 | What must be programmed |
| 1198 | - Source Address (SADRL, chDXESadrlRegAddr) |
| 1199 | - Destination address (DADRL, chDXEDadrlRegAddr) |
| 1200 | - Next Descriptor address (DESCL, chDXEDesclRegAddr) |
| 1201 | - current descriptor address (LST_DESCL, chDXELstDesclRegAddr) |
| 1202 | |
| 1203 | Not need to program now |
| 1204 | - Channel Control register (CH_CTRL, chDXECtrlRegAddr) |
| 1205 | TX : Have to program to trigger send out frame |
| 1206 | RX : programmed by DXE engine |
| 1207 | |
| 1208 | @ Parameters |
| 1209 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1210 | DXE host driver main control block |
| 1211 | WLANDXE_ChannelCBType *channelEntry |
| 1212 | Channel specific control block |
| 1213 | @ Return |
| 1214 | wpt_status |
| 1215 | |
| 1216 | ===========================================================================*/ |
| 1217 | static wpt_status dxeChannelInitProgram |
| 1218 | ( |
| 1219 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1220 | WLANDXE_ChannelCBType *channelEntry |
| 1221 | ) |
| 1222 | { |
| 1223 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 1224 | wpt_uint32 idx; |
| 1225 | WLANDXE_DescType *currentDesc = NULL; |
| 1226 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = NULL; |
| 1227 | |
| 1228 | 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] | 1229 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1230 | |
| 1231 | /* Sanity Check */ |
| 1232 | if((NULL == dxeCtrlBlk) || (NULL == channelEntry)) |
| 1233 | { |
| 1234 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1235 | "dxeChannelInitProgram Channel Entry is not valid"); |
| 1236 | return eWLAN_PAL_STATUS_E_INVAL; |
| 1237 | } |
| 1238 | |
| 1239 | /* Program Source address and destination adderss */ |
| 1240 | if(!channelEntry->channelConfig.useShortDescFmt) |
| 1241 | { |
| 1242 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1243 | "dxeChannelInitProgram Long Descriptor not support yet"); |
| 1244 | return eWLAN_PAL_STATUS_E_FAILURE; |
| 1245 | } |
| 1246 | |
| 1247 | /* Common register area */ |
| 1248 | /* Next linked list Descriptor pointer */ |
| 1249 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDesclRegAddr, |
| 1250 | channelEntry->headCtrlBlk->linkedDescPhyAddr); |
| 1251 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1252 | { |
| 1253 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1254 | "dxeChannelInitProgram Write DESC Address register fail"); |
| 1255 | return status; |
| 1256 | } |
| 1257 | |
| 1258 | if((WDTS_CHANNEL_TX_LOW_PRI == channelEntry->channelType) || |
| 1259 | (WDTS_CHANNEL_TX_HIGH_PRI == channelEntry->channelType)) |
| 1260 | { |
| 1261 | /* Program default registers */ |
| 1262 | /* TX DMA channel, DMA destination address is work Q */ |
| 1263 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDadrlRegAddr, |
| 1264 | channelEntry->channelConfig.refWQ); |
| 1265 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1266 | { |
| 1267 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1268 | "dxeChannelInitProgram Write TX DAddress register fail"); |
| 1269 | return status; |
| 1270 | } |
| 1271 | } |
| 1272 | else if((WDTS_CHANNEL_RX_LOW_PRI == channelEntry->channelType) || |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 1273 | (WDTS_CHANNEL_RX_HIGH_PRI == channelEntry->channelType) || |
| 1274 | (WDTS_CHANNEL_RX_LOG == channelEntry->channelType)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1275 | { |
| 1276 | /* Initialize Descriptor control Word First */ |
| 1277 | currentCtrlBlk = channelEntry->headCtrlBlk; |
| 1278 | for(idx = 0; idx < channelEntry->channelConfig.nDescs; idx++) |
| 1279 | { |
| 1280 | currentDesc = currentCtrlBlk->linkedDesc; |
| 1281 | currentCtrlBlk = currentCtrlBlk->nextCtrlBlk; |
| 1282 | } |
| 1283 | |
| 1284 | /* RX DMA channel, DMA source address is work Q */ |
| 1285 | status = wpalWriteRegister(channelEntry->channelRegister.chDXESadrlRegAddr, |
| 1286 | channelEntry->channelConfig.refWQ); |
| 1287 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1288 | { |
| 1289 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1290 | "dxeChannelInitProgram Write RX SAddress WQ register fail"); |
| 1291 | return status; |
| 1292 | } |
| 1293 | |
| 1294 | /* RX DMA channel, Program pre allocated destination Address */ |
| 1295 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDadrlRegAddr, |
| 1296 | WLANDXE_U32_SWAP_ENDIAN(channelEntry->DescBottomLoc->dxedesc.dxe_short_desc.phyNextL)); |
| 1297 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1298 | { |
| 1299 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1300 | "dxeChannelInitProgram Write RX DAddress register fail"); |
| 1301 | return status; |
| 1302 | } |
| 1303 | |
| 1304 | /* RX Channels, default Control registers MUST BE ENABLED */ |
jagadeesh | f869bba | 2015-04-07 20:06:21 +0530 | [diff] [blame] | 1305 | status = wpalWriteRegister(channelEntry->channelRegister.chDXECtrlRegAddr, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1306 | channelEntry->extraConfig.chan_mask); |
| 1307 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1308 | { |
| 1309 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1310 | "dxeChannelInitProgram Write RX Control register fail"); |
| 1311 | return status; |
| 1312 | } |
| 1313 | } |
| 1314 | else |
| 1315 | { |
| 1316 | /* H2H test channel, not use work Q */ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1317 | } |
| 1318 | |
| 1319 | 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] | 1320 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1321 | return status; |
| 1322 | } |
| 1323 | |
| 1324 | |
| 1325 | /*========================================================================== |
| 1326 | @ Function Name |
| 1327 | dxeChannelStart |
| 1328 | |
| 1329 | @ Description |
| 1330 | Start Specific Channel |
| 1331 | |
| 1332 | @ Parameters |
| 1333 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1334 | DXE host driver main control block |
| 1335 | WLANDXE_ChannelCBType *channelEntry |
| 1336 | Channel specific control block |
| 1337 | |
| 1338 | @ Return |
| 1339 | wpt_status |
| 1340 | |
| 1341 | ===========================================================================*/ |
| 1342 | static wpt_status dxeChannelStart |
| 1343 | ( |
| 1344 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1345 | WLANDXE_ChannelCBType *channelEntry |
| 1346 | ) |
| 1347 | { |
| 1348 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 1349 | wpt_uint32 regValue = 0; |
| 1350 | wpt_uint32 intMaskVal = 0; |
| 1351 | |
| 1352 | 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] | 1353 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1354 | |
| 1355 | channelEntry->extraConfig.chEnabled = eWLAN_PAL_TRUE; |
| 1356 | channelEntry->extraConfig.chConfigured = eWLAN_PAL_TRUE; |
| 1357 | |
| 1358 | /* Enable individual channel |
| 1359 | * not to break current channel setup, first read register */ |
| 1360 | status = wpalReadRegister(WALNDEX_DMA_CH_EN_ADDRESS, |
| 1361 | ®Value); |
| 1362 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1363 | { |
| 1364 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1365 | "dxeChannelStart Read Channel Enable register fail"); |
| 1366 | return status; |
| 1367 | } |
| 1368 | |
| 1369 | /* Enable Channel specific Interrupt */ |
| 1370 | status = wpalReadRegister(WLANDXE_INT_MASK_REG_ADDRESS, |
| 1371 | &intMaskVal); |
| 1372 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1373 | { |
| 1374 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1375 | "dxeChannelStart Read INT_MASK register fail"); |
| 1376 | return status; |
| 1377 | } |
| 1378 | intMaskVal |= channelEntry->extraConfig.intMask; |
| 1379 | status = wpalWriteRegister(WLANDXE_INT_MASK_REG_ADDRESS, |
| 1380 | intMaskVal); |
| 1381 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1382 | { |
| 1383 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1384 | "dxeChannelStart Write INT_MASK register fail"); |
| 1385 | return status; |
| 1386 | } |
| 1387 | |
| 1388 | 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] | 1389 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1390 | return status; |
| 1391 | } |
| 1392 | |
| 1393 | /*========================================================================== |
| 1394 | @ Function Name |
| 1395 | dxeChannelStop |
| 1396 | |
| 1397 | @ Description |
| 1398 | Stop Specific Channel |
| 1399 | |
| 1400 | @ Parameters |
| 1401 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1402 | DXE host driver main control block |
| 1403 | WLANDXE_ChannelCBType *channelEntry |
| 1404 | Channel specific control block |
| 1405 | |
| 1406 | @ Return |
| 1407 | wpt_status |
| 1408 | |
| 1409 | ===========================================================================*/ |
| 1410 | static wpt_status dxeChannelStop |
| 1411 | ( |
| 1412 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1413 | WLANDXE_ChannelCBType *channelEntry |
| 1414 | ) |
| 1415 | { |
| 1416 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 1417 | wpt_uint32 intMaskVal = 0; |
| 1418 | |
| 1419 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1420 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1421 | |
| 1422 | /* Sanity */ |
| 1423 | if((NULL == dxeCtrlBlk) || (NULL == channelEntry)) |
| 1424 | { |
| 1425 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1426 | "dxeChannelStop Invalid arg input"); |
| 1427 | return eWLAN_PAL_STATUS_E_INVAL; |
| 1428 | } |
| 1429 | |
Madan Mohan Koyyalamudi | d57ae63 | 2012-11-06 18:42:48 -0800 | [diff] [blame] | 1430 | if ( (channelEntry->extraConfig.chEnabled != eWLAN_PAL_TRUE) || |
| 1431 | (channelEntry->extraConfig.chConfigured != eWLAN_PAL_TRUE)) |
| 1432 | { |
| 1433 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1434 | "dxeChannelStop channels are not enabled "); |
Madan Mohan Koyyalamudi | b2cb8be | 2012-11-27 15:07:43 -0800 | [diff] [blame] | 1435 | return status; |
Madan Mohan Koyyalamudi | d57ae63 | 2012-11-06 18:42:48 -0800 | [diff] [blame] | 1436 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1437 | /* Maskout interrupt */ |
| 1438 | status = wpalReadRegister(WLANDXE_INT_MASK_REG_ADDRESS, |
| 1439 | &intMaskVal); |
| 1440 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1441 | { |
| 1442 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1443 | "dxeChannelStop Read INT_MASK register fail"); |
| 1444 | return status; |
| 1445 | } |
| 1446 | intMaskVal ^= channelEntry->extraConfig.intMask; |
| 1447 | status = wpalWriteRegister(WLANDXE_INT_MASK_REG_ADDRESS, |
| 1448 | intMaskVal); |
| 1449 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1450 | { |
| 1451 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1452 | "dxeChannelStop Write INT_MASK register fail"); |
| 1453 | return status; |
| 1454 | } |
| 1455 | |
| 1456 | channelEntry->extraConfig.chEnabled = eWLAN_PAL_FALSE; |
| 1457 | |
| 1458 | /* Stop Channel ??? */ |
| 1459 | 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] | 1460 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1461 | return status; |
| 1462 | } |
| 1463 | |
| 1464 | /*========================================================================== |
| 1465 | @ Function Name |
| 1466 | dxeChannelClose |
| 1467 | |
| 1468 | @ Description |
| 1469 | Close Specific Channel |
| 1470 | Free pre allocated RX frame buffer if RX channel |
| 1471 | Free DXE descriptor for each channel |
| 1472 | Free Descriptor control block for each channel |
| 1473 | |
| 1474 | @ Parameters |
| 1475 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1476 | DXE host driver main control block |
| 1477 | WLANDXE_ChannelCBType *channelEntry |
| 1478 | Channel specific control block |
| 1479 | |
| 1480 | @ Return |
| 1481 | wpt_status |
| 1482 | |
| 1483 | ===========================================================================*/ |
| 1484 | static wpt_status dxeChannelClose |
| 1485 | ( |
| 1486 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1487 | WLANDXE_ChannelCBType *channelEntry |
| 1488 | ) |
| 1489 | { |
| 1490 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 1491 | wpt_uint32 idx; |
| 1492 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = NULL; |
| 1493 | WLANDXE_DescCtrlBlkType *nextCtrlBlk = NULL; |
| 1494 | WLANDXE_DescType *currentDescriptor = NULL; |
| 1495 | WLANDXE_DescType *nextDescriptor = NULL; |
| 1496 | |
| 1497 | 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] | 1498 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1499 | |
| 1500 | /* Sanity */ |
| 1501 | if((NULL == dxeCtrlBlk) || (NULL == channelEntry)) |
| 1502 | { |
| 1503 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1504 | "dxeChannelStop Invalid arg input"); |
| 1505 | return eWLAN_PAL_STATUS_E_INVAL; |
| 1506 | } |
| 1507 | |
| 1508 | currentCtrlBlk = channelEntry->headCtrlBlk; |
| 1509 | if(NULL != currentCtrlBlk) |
| 1510 | { |
| 1511 | currentDescriptor = currentCtrlBlk->linkedDesc; |
| 1512 | for(idx = 0; idx < channelEntry->numDesc; idx++) |
| 1513 | { |
| 1514 | if (idx + 1 != channelEntry->numDesc) |
| 1515 | { |
| 1516 | nextCtrlBlk = currentCtrlBlk->nextCtrlBlk; |
| 1517 | nextDescriptor = nextCtrlBlk->linkedDesc; |
| 1518 | } |
| 1519 | else |
| 1520 | { |
| 1521 | nextCtrlBlk = NULL; |
| 1522 | nextDescriptor = NULL; |
| 1523 | } |
| 1524 | if((WDTS_CHANNEL_RX_LOW_PRI == channelEntry->channelType) || |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 1525 | (WDTS_CHANNEL_RX_HIGH_PRI == channelEntry->channelType) || |
| 1526 | (WDTS_CHANNEL_RX_LOG == channelEntry->channelType)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1527 | { |
| 1528 | if (NULL != currentCtrlBlk->xfrFrame) |
| 1529 | { |
| 1530 | wpalUnlockPacket(currentCtrlBlk->xfrFrame); |
| 1531 | wpalPacketFree(currentCtrlBlk->xfrFrame); |
| 1532 | } |
| 1533 | } |
| 1534 | /* |
| 1535 | * It is the responsibility of DXE to walk through the |
| 1536 | * descriptor chain and unlock any pending packets (if |
| 1537 | * locked). |
| 1538 | */ |
| 1539 | if((WDTS_CHANNEL_TX_LOW_PRI == channelEntry->channelType) || |
| 1540 | (WDTS_CHANNEL_TX_HIGH_PRI == channelEntry->channelType)) |
| 1541 | { |
| 1542 | if((NULL != currentCtrlBlk->xfrFrame) && |
| 1543 | (eWLAN_PAL_STATUS_SUCCESS == wpalIsPacketLocked(currentCtrlBlk->xfrFrame))) |
| 1544 | { |
| 1545 | wpalUnlockPacket(currentCtrlBlk->xfrFrame); |
| 1546 | wpalPacketFree(currentCtrlBlk->xfrFrame); |
| 1547 | } |
| 1548 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1549 | wpalMemoryFree(currentCtrlBlk); |
| 1550 | |
| 1551 | currentCtrlBlk = nextCtrlBlk; |
| 1552 | currentDescriptor = nextDescriptor; |
Madan Mohan Koyyalamudi | 74719a1 | 2012-10-21 12:09:36 -0700 | [diff] [blame] | 1553 | if(NULL == currentCtrlBlk) |
| 1554 | { |
| 1555 | /* Already reach last of the control block |
| 1556 | * Not need to process anymore, break */ |
| 1557 | break; |
| 1558 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1559 | } |
| 1560 | } |
| 1561 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1562 | // descriptors were allocated as a single chunk so free the chunk |
| 1563 | if(NULL != channelEntry->descriptorAllocation) |
| 1564 | { |
| 1565 | wpalDmaMemoryFree(channelEntry->descriptorAllocation); |
| 1566 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1567 | |
| 1568 | 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] | 1569 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1570 | return status; |
| 1571 | } |
| 1572 | |
| 1573 | /*========================================================================== |
| 1574 | @ Function Name |
| 1575 | dxeChannelCleanInt |
| 1576 | |
| 1577 | @ Description |
| 1578 | Clean up interrupt from RIVA HW |
| 1579 | After Host finish to handle interrupt, interrupt signal must be cleaned up |
| 1580 | Otherwise next interrupt will not be generated |
| 1581 | |
| 1582 | @ Parameters |
| 1583 | WLANDXE_ChannelCBType *channelEntry |
| 1584 | Channel specific control block |
| 1585 | wpt_uint32 *chStat |
| 1586 | Channel Status register value |
| 1587 | |
| 1588 | @ Return |
| 1589 | wpt_status |
| 1590 | |
| 1591 | ===========================================================================*/ |
| 1592 | static wpt_status dxeChannelCleanInt |
| 1593 | ( |
| 1594 | WLANDXE_ChannelCBType *channelEntry, |
| 1595 | wpt_uint32 *chStat |
| 1596 | ) |
| 1597 | { |
| 1598 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 1599 | |
| 1600 | 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] | 1601 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1602 | |
| 1603 | /* Read Channel Status Register to know why INT Happen */ |
| 1604 | status = wpalReadRegister(channelEntry->channelRegister.chDXEStatusRegAddr, |
| 1605 | chStat); |
| 1606 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1607 | { |
| 1608 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1609 | "dxeChannelCleanInt Read CH STAT register fail"); |
| 1610 | return eWLAN_PAL_STATUS_E_FAULT; |
| 1611 | } |
| 1612 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 1613 | "%s Channel INT Clean, Status 0x%x", |
| 1614 | channelType[channelEntry->channelType], *chStat); |
| 1615 | |
| 1616 | /* Clean up all the INT within this channel */ |
| 1617 | status = wpalWriteRegister(WLANDXE_INT_CLR_ADDRESS, |
| 1618 | (1 << channelEntry->assignedDMAChannel)); |
| 1619 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1620 | { |
| 1621 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1622 | "dxeChannelCleanInt Write CH Clean register fail"); |
| 1623 | return eWLAN_PAL_STATUS_E_FAULT; |
| 1624 | } |
| 1625 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 1626 | /* Clean up Error INT Bit */ |
| 1627 | if(WLANDXE_CH_STAT_INT_ERR_MASK & *chStat) |
| 1628 | { |
| 1629 | status = wpalWriteRegister(WLANDXE_INT_ERR_CLR_ADDRESS, |
| 1630 | (1 << channelEntry->assignedDMAChannel)); |
| 1631 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1632 | { |
| 1633 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1634 | "dxeChannelCleanInt Read CH STAT register fail"); |
| 1635 | return eWLAN_PAL_STATUS_E_FAULT; |
| 1636 | } |
| 1637 | } |
| 1638 | |
| 1639 | /* Clean up DONE INT Bit */ |
| 1640 | if(WLANDXE_CH_STAT_INT_DONE_MASK & *chStat) |
| 1641 | { |
| 1642 | status = wpalWriteRegister(WLANDXE_INT_DONE_CLR_ADDRESS, |
| 1643 | (1 << channelEntry->assignedDMAChannel)); |
| 1644 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1645 | { |
| 1646 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1647 | "dxeChannelCleanInt Read CH STAT register fail"); |
| 1648 | return eWLAN_PAL_STATUS_E_FAULT; |
| 1649 | } |
| 1650 | } |
| 1651 | |
| 1652 | /* Clean up ED INT Bit */ |
| 1653 | if(WLANDXE_CH_STAT_INT_ED_MASK & *chStat) |
| 1654 | { |
| 1655 | status = wpalWriteRegister(WLANDXE_INT_ED_CLR_ADDRESS, |
| 1656 | (1 << channelEntry->assignedDMAChannel)); |
| 1657 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1658 | { |
| 1659 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1660 | "dxeChannelCleanInt Read CH STAT register fail"); |
| 1661 | return eWLAN_PAL_STATUS_E_FAULT; |
| 1662 | } |
| 1663 | } |
| 1664 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1665 | 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] | 1666 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1667 | return status; |
| 1668 | } |
| 1669 | |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 1670 | #ifdef WLAN_DXE_LOW_RESOURCE_TIMER |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1671 | /*========================================================================== |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 1672 | @ Function Name |
| 1673 | dxeRXResourceAvailableTimerExpHandler |
| 1674 | |
| 1675 | @ Description |
| 1676 | During pre-set timeperiod, if free available RX buffer is not allocated |
| 1677 | Trigger Driver re-loading to recover RX dead end |
| 1678 | |
| 1679 | @ Parameters |
| 1680 | v_VOID_t *usrData |
| 1681 | DXE context |
| 1682 | |
| 1683 | @ Return |
| 1684 | NONE |
| 1685 | |
| 1686 | ===========================================================================*/ |
| 1687 | void dxeRXResourceAvailableTimerExpHandler |
| 1688 | ( |
| 1689 | void *usrData |
| 1690 | ) |
| 1691 | { |
Katya Nigam | 93888ff | 2014-02-10 17:58:11 +0530 | [diff] [blame] | 1692 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
Mihir Shete | 058fcff | 2014-06-26 18:54:06 +0530 | [diff] [blame] | 1693 | wpt_uint32 numRxFreePackets; |
Mihir Shete | d183cef | 2014-09-26 19:17:56 +0530 | [diff] [blame] | 1694 | wpt_uint32 numAllocFailures; |
Katya Nigam | 93888ff | 2014-02-10 17:58:11 +0530 | [diff] [blame] | 1695 | |
| 1696 | dxeCtxt = (WLANDXE_CtrlBlkType *)usrData; |
| 1697 | |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 1698 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 1699 | "RX Low resource, Durign wait time period %d, RX resource not allocated", |
Katya Nigam | a6fbf66 | 2015-03-17 18:35:47 +0530 | [diff] [blame] | 1700 | wpalGetDxeReplenishRXTimerVal()); |
Katya Nigam | 93888ff | 2014-02-10 17:58:11 +0530 | [diff] [blame] | 1701 | |
Mihir Shete | 058fcff | 2014-06-26 18:54:06 +0530 | [diff] [blame] | 1702 | //This API wil also try to replenish packets |
| 1703 | wpalGetNumRxFreePacket(&numRxFreePackets); |
Mihir Shete | d183cef | 2014-09-26 19:17:56 +0530 | [diff] [blame] | 1704 | wpalGetNumRxPacketAllocFailures(&numAllocFailures); |
Mihir Shete | 058fcff | 2014-06-26 18:54:06 +0530 | [diff] [blame] | 1705 | |
Mihir Shete | d183cef | 2014-09-26 19:17:56 +0530 | [diff] [blame] | 1706 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 1707 | "Free Packets: %u, Alloc Failures: %u", |
| 1708 | numRxFreePackets, numAllocFailures); |
Mihir Shete | 058fcff | 2014-06-26 18:54:06 +0530 | [diff] [blame] | 1709 | if (numRxFreePackets > 0) |
| 1710 | { |
| 1711 | /* If no. of free packets is greater than 0, it means |
| 1712 | * that some packets were replenished and can be used |
| 1713 | * by DXE to receive frames. So try to restart the |
| 1714 | * resourceAvailable timer here, it will be stopped |
| 1715 | * by the DXE's low resource callback if atleast one |
| 1716 | * free packet reaches DXE. |
| 1717 | */ |
| 1718 | if (NULL != dxeCtxt) |
| 1719 | { |
| 1720 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 1721 | "%s: Replenish successful. Restart the Rx Low resource timer", |
| 1722 | __func__); |
| 1723 | wpalTimerStart(&dxeCtxt->rxResourceAvailableTimer, |
Katya Nigam | a6fbf66 | 2015-03-17 18:35:47 +0530 | [diff] [blame] | 1724 | wpalGetDxeReplenishRXTimerVal()); |
Mihir Shete | 058fcff | 2014-06-26 18:54:06 +0530 | [diff] [blame] | 1725 | return; |
| 1726 | } |
| 1727 | } |
Katya Nigam | a6fbf66 | 2015-03-17 18:35:47 +0530 | [diff] [blame] | 1728 | if(wpalIsDxeSSREnable()) |
| 1729 | { |
| 1730 | if (NULL != dxeCtxt) |
| 1731 | dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE; |
Mihir Shete | 058fcff | 2014-06-26 18:54:06 +0530 | [diff] [blame] | 1732 | |
Katya Nigam | a6fbf66 | 2015-03-17 18:35:47 +0530 | [diff] [blame] | 1733 | wpalWlanReload(); |
Katya Nigam | 93888ff | 2014-02-10 17:58:11 +0530 | [diff] [blame] | 1734 | |
Katya Nigam | a6fbf66 | 2015-03-17 18:35:47 +0530 | [diff] [blame] | 1735 | if (NULL != usrData) |
| 1736 | dxeStartSSRTimer((WLANDXE_CtrlBlkType *)usrData); |
| 1737 | } |
| 1738 | else |
| 1739 | { |
| 1740 | wpalTimerStart(&dxeCtxt->rxResourceAvailableTimer, |
| 1741 | wpalGetDxeReplenishRXTimerVal()); |
| 1742 | } |
Mihir Shete | fdc9f53 | 2014-01-09 15:03:02 +0530 | [diff] [blame] | 1743 | return; |
| 1744 | } |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 1745 | #endif |
Mihir Shete | fdc9f53 | 2014-01-09 15:03:02 +0530 | [diff] [blame] | 1746 | |
| 1747 | /*========================================================================== |
| 1748 | @ Function Name |
| 1749 | dxeStartSSRTimer |
| 1750 | |
| 1751 | @ Description |
| 1752 | Start the dxeSSRTimer after issuing the FIQ to restart the WCN chip, |
| 1753 | this makes sure that if the chip does not respond to the FIQ within |
| 1754 | the timeout period the dxeSSRTimer expiration handler will take the |
| 1755 | appropriate action. |
| 1756 | |
| 1757 | @ Parameters |
| 1758 | NONE |
| 1759 | |
| 1760 | @ Return |
| 1761 | NONE |
| 1762 | |
| 1763 | ===========================================================================*/ |
| 1764 | static void dxeStartSSRTimer |
| 1765 | ( |
| 1766 | WLANDXE_CtrlBlkType *dxeCtxt |
| 1767 | ) |
| 1768 | { |
| 1769 | if(VOS_TIMER_STATE_RUNNING != |
| 1770 | wpalTimerGetCurStatus(&dxeCtxt->dxeSSRTimer)) |
| 1771 | { |
| 1772 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 1773 | "%s: Starting SSR Timer",__func__); |
| 1774 | wpalTimerStart(&dxeCtxt->dxeSSRTimer, |
| 1775 | T_WLANDXE_SSR_TIMEOUT); |
| 1776 | } |
| 1777 | } |
| 1778 | |
| 1779 | /*========================================================================== |
| 1780 | @ Function Name |
| 1781 | dxeSSRTimerExpHandler |
| 1782 | |
| 1783 | @ Description |
| 1784 | Issue an explicit subsystem restart of the wcnss subsystem if the |
| 1785 | WCN chip does not respond to the FIQ within the timeout period |
| 1786 | |
| 1787 | @ Parameters |
| 1788 | v_VOID_t *usrData |
| 1789 | |
| 1790 | @ Return |
| 1791 | NONE |
| 1792 | |
| 1793 | ===========================================================================*/ |
| 1794 | void dxeSSRTimerExpHandler |
| 1795 | ( |
| 1796 | void *usrData |
| 1797 | ) |
| 1798 | { |
| 1799 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 1800 | "DXE not shutdown %d ms after FIQ!! Issue SSR", |
| 1801 | T_WLANDXE_SSR_TIMEOUT); |
| 1802 | wpalRivaSubystemRestart(); |
| 1803 | |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 1804 | return; |
| 1805 | } |
| 1806 | |
| 1807 | /*========================================================================== |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1808 | @ Function Name |
| 1809 | dxeRXPacketAvailableCB |
| 1810 | |
| 1811 | @ Description |
| 1812 | If RX frame handler encounts RX buffer pool empty condition, |
| 1813 | DXE RX handle loop will be blocked till get available RX buffer pool. |
| 1814 | When new RX buffer pool available, Packet available CB function will |
| 1815 | be called. |
| 1816 | |
| 1817 | @ Parameters |
| 1818 | wpt_packet *freePacket |
| 1819 | Newly allocated RX buffer |
| 1820 | v_VOID_t *usrData |
| 1821 | DXE context |
| 1822 | |
| 1823 | @ Return |
| 1824 | NONE |
| 1825 | |
| 1826 | ===========================================================================*/ |
| 1827 | void dxeRXPacketAvailableCB |
| 1828 | ( |
| 1829 | wpt_packet *freePacket, |
| 1830 | v_VOID_t *usrData |
| 1831 | ) |
| 1832 | { |
| 1833 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
| 1834 | wpt_status status; |
| 1835 | |
| 1836 | /* Simple Sanity */ |
| 1837 | if((NULL == freePacket) || (NULL == usrData)) |
| 1838 | { |
| 1839 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 1840 | "Get Free RX Buffer fail, Critical Error"); |
| 1841 | HDXE_ASSERT(0); |
| 1842 | return; |
| 1843 | } |
| 1844 | |
| 1845 | dxeCtxt = (WLANDXE_CtrlBlkType *)usrData; |
| 1846 | |
| 1847 | if(WLANDXE_CTXT_COOKIE != dxeCtxt->dxeCookie) |
| 1848 | { |
| 1849 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 1850 | "DXE Context data corrupted, Critical Error"); |
| 1851 | HDXE_ASSERT(0); |
| 1852 | return; |
| 1853 | } |
| 1854 | |
| 1855 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
| 1856 | "DXE RX packet available, post MSG to RX Thread"); |
| 1857 | |
| 1858 | dxeCtxt->freeRXPacket = freePacket; |
| 1859 | |
| 1860 | /* Serialize RX Packet Available message upon RX thread */ |
Manjunathappa Prakash | fb58546 | 2013-12-23 19:07:07 -0800 | [diff] [blame] | 1861 | if (NULL == dxeCtxt->rxPktAvailMsg) |
| 1862 | { |
| 1863 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 1864 | "DXE NULL pkt"); |
| 1865 | HDXE_ASSERT(0); |
| 1866 | return; |
| 1867 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1868 | |
| 1869 | status = wpalPostRxMsg(WDI_GET_PAL_CTX(), |
| 1870 | dxeCtxt->rxPktAvailMsg); |
| 1871 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1872 | { |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1873 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 1874 | "dxeRXPacketAvailableCB serialize fail"); |
| 1875 | } |
| 1876 | |
| 1877 | return; |
| 1878 | } |
| 1879 | |
| 1880 | /*========================================================================== |
| 1881 | @ Function Name |
| 1882 | dxeRXFrameSingleBufferAlloc |
| 1883 | |
| 1884 | @ Description |
| 1885 | Allocate Platform packet buffer to prepare RX frame |
| 1886 | RX frame memory space must be pre allocted and must be asigned to |
| 1887 | descriptor |
| 1888 | then whenever DMA engine want to tranfer frame from BMU, |
| 1889 | buffer must be ready |
| 1890 | |
| 1891 | @ Parameters |
| 1892 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1893 | DXE host driver main control block |
| 1894 | WLANDXE_ChannelCBType *channelEntry |
| 1895 | Channel specific control block |
| 1896 | WLANDXE_DescCtrlBlkType currentCtrlBlock |
| 1897 | current control block which have to be asigned |
| 1898 | frame buffer |
| 1899 | |
| 1900 | @ Return |
| 1901 | wpt_status |
| 1902 | |
| 1903 | ===========================================================================*/ |
| 1904 | static wpt_status dxeRXFrameSingleBufferAlloc |
| 1905 | ( |
| 1906 | WLANDXE_CtrlBlkType *dxeCtxt, |
| 1907 | WLANDXE_ChannelCBType *channelEntry, |
| 1908 | WLANDXE_DescCtrlBlkType *currentCtrlBlock |
| 1909 | ) |
| 1910 | { |
| 1911 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 1912 | wpt_packet *currentPalPacketBuffer = NULL; |
| 1913 | WLANDXE_DescType *currentDesc = NULL; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1914 | wpt_iterator iterator; |
| 1915 | wpt_uint32 allocatedSize = 0; |
| 1916 | void *physAddress = NULL; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1917 | |
| 1918 | currentDesc = currentCtrlBlock->linkedDesc; |
| 1919 | |
Leo Chang | 7e05f21 | 2013-07-01 19:54:15 -0700 | [diff] [blame] | 1920 | if(currentDesc->descCtrl.valid) |
| 1921 | { |
| 1922 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1923 | "This Descriptor is valid, Do not refill"); |
| 1924 | return eWLAN_PAL_STATUS_E_EXISTS; |
| 1925 | } |
| 1926 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1927 | /* First check if a packet pointer has already been provided by a previously |
| 1928 | invoked Rx packet available callback. If so use that packet. */ |
| 1929 | if(dxeCtxt->rxPalPacketUnavailable && (NULL != dxeCtxt->freeRXPacket)) |
| 1930 | { |
| 1931 | currentPalPacketBuffer = dxeCtxt->freeRXPacket; |
| 1932 | dxeCtxt->rxPalPacketUnavailable = eWLAN_PAL_FALSE; |
| 1933 | dxeCtxt->freeRXPacket = NULL; |
Mihir Shete | d183cef | 2014-09-26 19:17:56 +0530 | [diff] [blame] | 1934 | |
| 1935 | if (channelEntry->doneIntDisabled) |
| 1936 | { |
| 1937 | wpalWriteRegister(channelEntry->channelRegister.chDXECtrlRegAddr, |
| 1938 | channelEntry->extraConfig.chan_mask); |
| 1939 | channelEntry->doneIntDisabled = 0; |
| 1940 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1941 | } |
| 1942 | else if(!dxeCtxt->rxPalPacketUnavailable) |
| 1943 | { |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 1944 | /* Allocate platform Packet buffer and OS Frame Buffer at here */ |
| 1945 | currentPalPacketBuffer = wpalPacketAlloc(eWLAN_PAL_PKT_TYPE_RX_RAW, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1946 | WLANDXE_DEFAULT_RX_OS_BUFFER_SIZE, |
| 1947 | dxeRXPacketAvailableCB, |
| 1948 | (void *)dxeCtxt); |
| 1949 | |
| 1950 | if(NULL == currentPalPacketBuffer) |
| 1951 | { |
| 1952 | dxeCtxt->rxPalPacketUnavailable = eWLAN_PAL_TRUE; |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 1953 | #ifdef WLAN_DXE_LOW_RESOURCE_TIMER |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 1954 | /* Out of RX free buffer, |
| 1955 | * Start timer to recover from RX dead end */ |
| 1956 | if(VOS_TIMER_STATE_RUNNING != |
| 1957 | wpalTimerGetCurStatus(&dxeCtxt->rxResourceAvailableTimer)) |
| 1958 | { |
| 1959 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 1960 | "RX Low resource, wait available resource"); |
| 1961 | wpalTimerStart(&dxeCtxt->rxResourceAvailableTimer, |
Katya Nigam | a6fbf66 | 2015-03-17 18:35:47 +0530 | [diff] [blame] | 1962 | wpalGetDxeReplenishRXTimerVal()); |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 1963 | } |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 1964 | #endif |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1965 | } |
| 1966 | } |
| 1967 | |
| 1968 | if(NULL == currentPalPacketBuffer) |
| 1969 | { |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1970 | return eWLAN_PAL_STATUS_E_RESOURCES; |
| 1971 | } |
| 1972 | |
| 1973 | currentCtrlBlock->xfrFrame = currentPalPacketBuffer; |
| 1974 | currentPalPacketBuffer->pktType = eWLAN_PAL_PKT_TYPE_RX_RAW; |
| 1975 | currentPalPacketBuffer->pBD = NULL; |
| 1976 | currentPalPacketBuffer->pBDPhys = NULL; |
| 1977 | currentPalPacketBuffer->BDLength = 0; |
Mihir Shete | 5affadc | 2015-05-29 20:54:57 +0530 | [diff] [blame] | 1978 | |
| 1979 | if (channelEntry->channelType == WDTS_CHANNEL_RX_FW_LOG) |
Hanumantha Reddy Pothula | bd3303c | 2015-07-15 17:22:00 +0530 | [diff] [blame] | 1980 | wpalPacketRawTrimHead(currentCtrlBlock->xfrFrame, WLANDXE_NL_HEADER_SZ); |
Mihir Shete | 5affadc | 2015-05-29 20:54:57 +0530 | [diff] [blame] | 1981 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1982 | status = wpalLockPacketForTransfer(currentPalPacketBuffer); |
Mihir Shete | bc33824 | 2015-03-04 15:34:19 +0530 | [diff] [blame] | 1983 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1984 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1985 | { |
| 1986 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1987 | "dxeRXFrameBufferAlloc unable to lock packet"); |
| 1988 | return status; |
| 1989 | } |
| 1990 | |
| 1991 | /* Init iterator to get physical os buffer address */ |
| 1992 | status = wpalIteratorInit(&iterator, currentPalPacketBuffer); |
| 1993 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1994 | { |
| 1995 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1996 | "dxeRXFrameBufferAlloc iterator init fail"); |
| 1997 | return status; |
| 1998 | } |
| 1999 | status = wpalIteratorNext(&iterator, |
| 2000 | currentPalPacketBuffer, |
| 2001 | &physAddress, |
| 2002 | &allocatedSize); |
| 2003 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2004 | { |
| 2005 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2006 | "dxeRXFrameBufferAlloc iterator Get Next pointer fail"); |
| 2007 | return status; |
| 2008 | } |
| 2009 | currentPalPacketBuffer->pBDPhys = physAddress; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2010 | |
| 2011 | /* DXE descriptor must have SWAPPED addres in it's structure |
| 2012 | * !!! SWAPPED !!! */ |
| 2013 | currentDesc->dxedesc.dxe_short_desc.dstMemAddrL = |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 2014 | WLANDXE_U32_SWAP_ENDIAN((wpt_uint32)(uintptr_t)currentPalPacketBuffer->pBDPhys); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2015 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2016 | return status; |
| 2017 | } |
| 2018 | |
| 2019 | /*========================================================================== |
| 2020 | @ Function Name |
| 2021 | dxeRXFrameRefillRing |
| 2022 | |
| 2023 | @ Description |
| 2024 | Allocate Platform packet buffers to try to fill up the DXE Rx ring |
| 2025 | |
| 2026 | @ Parameters |
| 2027 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 2028 | DXE host driver main control block |
| 2029 | WLANDXE_ChannelCBType *channelEntry |
| 2030 | Channel specific control block |
| 2031 | |
| 2032 | @ Return |
| 2033 | wpt_status |
| 2034 | |
| 2035 | ===========================================================================*/ |
| 2036 | static wpt_status dxeRXFrameRefillRing |
| 2037 | ( |
| 2038 | WLANDXE_CtrlBlkType *dxeCtxt, |
| 2039 | WLANDXE_ChannelCBType *channelEntry |
| 2040 | ) |
| 2041 | { |
| 2042 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 2043 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = channelEntry->tailCtrlBlk; |
| 2044 | WLANDXE_DescType *currentDesc = NULL; |
| 2045 | |
| 2046 | while(channelEntry->numFreeDesc > 0) |
| 2047 | { |
| 2048 | /* Current Control block is free |
| 2049 | * and associated frame buffer is not linked with control block anymore |
| 2050 | * allocate new frame buffer for current control block */ |
| 2051 | status = dxeRXFrameSingleBufferAlloc(dxeCtxt, |
| 2052 | channelEntry, |
| 2053 | currentCtrlBlk); |
| 2054 | |
Leo Chang | 7e05f21 | 2013-07-01 19:54:15 -0700 | [diff] [blame] | 2055 | if((eWLAN_PAL_STATUS_SUCCESS != status) && |
| 2056 | (eWLAN_PAL_STATUS_E_EXISTS != status)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2057 | { |
| 2058 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 2059 | "dxeRXFrameRefillRing, out of RX buffer pool, break here"); |
| 2060 | break; |
| 2061 | } |
| 2062 | |
Leo Chang | 7e05f21 | 2013-07-01 19:54:15 -0700 | [diff] [blame] | 2063 | if(eWLAN_PAL_STATUS_E_EXISTS == status) |
| 2064 | { |
| 2065 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2066 | "dxeRXFrameRefillRing, Descriptor Non-Empry"); |
| 2067 | } |
| 2068 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2069 | currentDesc = currentCtrlBlk->linkedDesc; |
| 2070 | currentDesc->descCtrl.ctrl = channelEntry->extraConfig.cw_ctrl_read; |
| 2071 | |
| 2072 | /* Issue a dummy read from the DXE descriptor DDR location to ensure |
| 2073 | that any posted writes are reflected in memory before DXE looks at |
| 2074 | the descriptor. */ |
| 2075 | if(channelEntry->extraConfig.cw_ctrl_read != currentDesc->descCtrl.ctrl) |
| 2076 | { |
Karthick S | 3254c5d | 2015-04-28 15:06:17 +0530 | [diff] [blame] | 2077 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2078 | "dxeRXFrameRefillRing, Descriptor write failed"); |
| 2079 | ++channelEntry->desc_write_fail_count; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2080 | //HDXE_ASSERT(0); |
| 2081 | } |
| 2082 | |
| 2083 | /* Kick off the DXE ring, if not in any power save mode */ |
Leo Chang | 094ece8 | 2013-04-23 17:57:41 -0700 | [diff] [blame] | 2084 | if(WLANDXE_POWER_STATE_FULL == dxeCtxt->hostPowerState) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2085 | { |
| 2086 | wpalWriteRegister(WALNDEX_DMA_ENCH_ADDRESS, |
| 2087 | 1 << channelEntry->assignedDMAChannel); |
| 2088 | } |
| 2089 | currentCtrlBlk = currentCtrlBlk->nextCtrlBlk; |
Leo Chang | 7e05f21 | 2013-07-01 19:54:15 -0700 | [diff] [blame] | 2090 | if(eWLAN_PAL_STATUS_E_EXISTS != status) |
| 2091 | { |
| 2092 | --channelEntry->numFreeDesc; |
| 2093 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2094 | } |
| 2095 | |
| 2096 | channelEntry->tailCtrlBlk = currentCtrlBlk; |
| 2097 | |
| 2098 | return status; |
| 2099 | } |
| 2100 | |
Mihir Shete | 5affadc | 2015-05-29 20:54:57 +0530 | [diff] [blame] | 2101 | static wpt_uint32 dxeRXLogRefillRing |
| 2102 | ( |
| 2103 | WLANDXE_CtrlBlkType *dxeCtxt, |
| 2104 | WLANDXE_ChannelCBType *channelEntry, |
| 2105 | wpt_uint64 bufferAddr, |
| 2106 | wpt_uint32 bufferLen |
| 2107 | ) |
| 2108 | { |
| 2109 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 2110 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = channelEntry->tailCtrlBlk; |
| 2111 | WLANDXE_DescType *currentDesc = NULL; |
| 2112 | wpt_uint32 xfrSize, allocatedLen = 0; |
| 2113 | |
Karthick S | ed59a28 | 2015-08-10 14:52:16 +0530 | [diff] [blame] | 2114 | while(bufferLen > 0 && channelEntry->numFreeDesc > 0) |
Mihir Shete | 5affadc | 2015-05-29 20:54:57 +0530 | [diff] [blame] | 2115 | { |
| 2116 | /* Current Control block is free |
| 2117 | * and associated frame buffer is not linked with control block anymore |
| 2118 | * allocate new frame buffer for current control block */ |
| 2119 | status = dxeRXFrameSingleBufferAlloc(dxeCtxt, |
| 2120 | channelEntry, |
| 2121 | currentCtrlBlk); |
| 2122 | |
Karthick S | 122fa9e | 2015-07-24 17:20:03 +0530 | [diff] [blame] | 2123 | if((eWLAN_PAL_STATUS_SUCCESS != status) && |
| 2124 | (eWLAN_PAL_STATUS_E_EXISTS != status)) |
Mihir Shete | 5affadc | 2015-05-29 20:54:57 +0530 | [diff] [blame] | 2125 | { |
| 2126 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
Karthick S | 122fa9e | 2015-07-24 17:20:03 +0530 | [diff] [blame] | 2127 | "dxeRXFrameRefillRing, out of RX buffer pool, break here"); |
Mihir Shete | 5affadc | 2015-05-29 20:54:57 +0530 | [diff] [blame] | 2128 | break; |
| 2129 | } |
| 2130 | |
| 2131 | if(eWLAN_PAL_STATUS_E_EXISTS == status) |
| 2132 | { |
| 2133 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2134 | "%s, Descriptor Non-Empty",__func__); |
| 2135 | } |
| 2136 | |
| 2137 | currentDesc = currentCtrlBlk->linkedDesc; |
| 2138 | currentDesc->descCtrl.ctrl = channelEntry->extraConfig.cw_ctrl_read; |
Hanumantha Reddy Pothula | bd3303c | 2015-07-15 17:22:00 +0530 | [diff] [blame] | 2139 | xfrSize = WLANDXE_FW_LOGGING_XFSIZE > bufferLen ? |
| 2140 | bufferLen : WLANDXE_FW_LOGGING_XFSIZE; |
Mihir Shete | 5affadc | 2015-05-29 20:54:57 +0530 | [diff] [blame] | 2141 | currentDesc->xfrSize = xfrSize; |
| 2142 | allocatedLen += xfrSize; |
| 2143 | bufferLen -= xfrSize; |
| 2144 | wpalPacketSetRxLength(currentCtrlBlk->xfrFrame, |
| 2145 | xfrSize); |
| 2146 | |
| 2147 | currentDesc->dxedesc.dxe_short_desc.srcMemAddrL = |
| 2148 | WLANDXE_U32_SWAP_ENDIAN((wpt_uint32)(uintptr_t)bufferAddr); |
| 2149 | |
| 2150 | /* Issue a dummy read from the DXE descriptor DDR location to ensure |
| 2151 | that any posted writes are reflected in memory before DXE looks at |
| 2152 | the descriptor. */ |
| 2153 | if(channelEntry->extraConfig.cw_ctrl_read != currentDesc->descCtrl.ctrl) |
| 2154 | { |
| 2155 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2156 | "%s, Descriptor write failed",__func__); |
| 2157 | ++channelEntry->desc_write_fail_count; |
| 2158 | } |
| 2159 | |
| 2160 | currentCtrlBlk = currentCtrlBlk->nextCtrlBlk; |
| 2161 | --channelEntry->numFreeDesc; |
| 2162 | bufferAddr += xfrSize; |
| 2163 | } |
| 2164 | |
| 2165 | channelEntry->tailCtrlBlk = currentCtrlBlk; |
| 2166 | |
| 2167 | return allocatedLen; |
| 2168 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2169 | /*========================================================================== |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2170 | @ Function Name |
| 2171 | dxeRXFrameRouteUpperLayer |
| 2172 | |
| 2173 | @ Description |
| 2174 | Test DXE descriptors and if any RX frame pending within RING, |
| 2175 | Route to upper layer |
| 2176 | |
| 2177 | @ Parameters |
| 2178 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 2179 | DXE host driver main control block |
| 2180 | WLANDXE_ChannelCBType *channelEntry |
| 2181 | Channel specific control block |
| 2182 | @ Return |
Madan Mohan Koyyalamudi | cae253a | 2012-11-06 19:10:35 -0800 | [diff] [blame] | 2183 | < 0 Any error happen |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2184 | 0 No frame pulled from RX RING |
| 2185 | int number of RX frames pulled from RX ring |
| 2186 | |
| 2187 | ===========================================================================*/ |
| 2188 | static wpt_int32 dxeRXFrameRouteUpperLayer |
| 2189 | ( |
| 2190 | WLANDXE_CtrlBlkType *dxeCtxt, |
| 2191 | WLANDXE_ChannelCBType *channelEntry |
| 2192 | ) |
| 2193 | { |
| 2194 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 2195 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = NULL; |
| 2196 | WLANDXE_DescType *currentDesc = NULL; |
| 2197 | wpt_uint32 descCtrl, frameCount = 0, i; |
Madan Mohan Koyyalamudi | cae253a | 2012-11-06 19:10:35 -0800 | [diff] [blame] | 2198 | wpt_int32 ret_val = -1; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2199 | |
| 2200 | currentCtrlBlk = channelEntry->headCtrlBlk; |
| 2201 | currentDesc = currentCtrlBlk->linkedDesc; |
| 2202 | |
| 2203 | /* Descriptoe should be SWAPPED ???? */ |
| 2204 | descCtrl = currentDesc->descCtrl.ctrl; |
| 2205 | |
| 2206 | /* Get frames while VALID bit is not set (DMA complete) and a data |
| 2207 | * associated with it */ |
| 2208 | while(!(WLANDXE_U32_SWAP_ENDIAN(descCtrl) & WLANDXE_DESC_CTRL_VALID) && |
| 2209 | (eWLAN_PAL_STATUS_SUCCESS == wpalIsPacketLocked(currentCtrlBlk->xfrFrame)) && |
| 2210 | (currentCtrlBlk->xfrFrame->pInternalData != NULL) && |
| 2211 | (frameCount < WLANDXE_MAX_REAPED_RX_FRAMES) ) |
| 2212 | { |
| 2213 | channelEntry->numTotalFrame++; |
| 2214 | channelEntry->numFreeDesc++; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2215 | status = wpalUnlockPacket(currentCtrlBlk->xfrFrame); |
Mihir Shete | bc33824 | 2015-03-04 15:34:19 +0530 | [diff] [blame] | 2216 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2217 | if (eWLAN_PAL_STATUS_SUCCESS != status) |
| 2218 | { |
| 2219 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2220 | "dxeRXFrameReady unable to unlock packet"); |
Madan Mohan Koyyalamudi | cae253a | 2012-11-06 19:10:35 -0800 | [diff] [blame] | 2221 | return ret_val; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2222 | } |
Mihir Shete | bc33824 | 2015-03-04 15:34:19 +0530 | [diff] [blame] | 2223 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2224 | /* This Descriptor is valid, so linked Control block is also valid |
| 2225 | * Linked Control block has pre allocated packet buffer |
| 2226 | * So, just let upper layer knows preallocated frame pointer will be OK */ |
| 2227 | /* Reap Rx frames */ |
| 2228 | rx_reaped_buf[frameCount] = currentCtrlBlk->xfrFrame; |
| 2229 | frameCount++; |
Madan Mohan Koyyalamudi | 0c32553 | 2012-09-24 13:24:42 -0700 | [diff] [blame] | 2230 | currentCtrlBlk->xfrFrame = NULL; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2231 | |
| 2232 | /* Now try to refill the ring with empty Rx buffers to keep DXE busy */ |
Mihir Shete | 5affadc | 2015-05-29 20:54:57 +0530 | [diff] [blame] | 2233 | if (WDTS_CHANNEL_RX_FW_LOG != channelEntry->channelType) |
| 2234 | dxeRXFrameRefillRing(dxeCtxt, channelEntry); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2235 | |
| 2236 | /* Test next contorl block |
| 2237 | * if valid, this control block also has new RX frame must be handled */ |
| 2238 | currentCtrlBlk = (WLANDXE_DescCtrlBlkType *)currentCtrlBlk->nextCtrlBlk; |
| 2239 | currentDesc = currentCtrlBlk->linkedDesc; |
| 2240 | descCtrl = currentDesc->descCtrl.ctrl; |
| 2241 | } |
| 2242 | |
| 2243 | /* Update head control block |
| 2244 | * current control block's valid bit was 0 |
| 2245 | * next trial first control block must be current control block */ |
| 2246 | channelEntry->headCtrlBlk = currentCtrlBlk; |
| 2247 | |
| 2248 | /* Deliver all the reaped RX frames to upper layers */ |
| 2249 | i = 0; |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2250 | while(i < frameCount) |
| 2251 | { |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2252 | dxeCtxt->rxReadyCB(dxeCtxt->clientCtxt, rx_reaped_buf[i], channelEntry->channelType); |
| 2253 | i++; |
| 2254 | } |
| 2255 | |
| 2256 | return frameCount; |
| 2257 | } |
| 2258 | |
| 2259 | /*========================================================================== |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2260 | @ Function Name |
| 2261 | dxeRXFrameReady |
| 2262 | |
| 2263 | @ Description |
| 2264 | Pop frame from descriptor and route frame to upper transport layer |
| 2265 | Assign new platform packet buffer into used descriptor |
| 2266 | Actual frame pop and resource realloc |
| 2267 | |
| 2268 | @ Parameters |
| 2269 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 2270 | DXE host driver main control block |
| 2271 | WLANDXE_ChannelCBType *channelEntry |
| 2272 | Channel specific control block |
| 2273 | |
| 2274 | @ Return |
| 2275 | wpt_status |
| 2276 | |
| 2277 | ===========================================================================*/ |
| 2278 | static wpt_status dxeRXFrameReady |
| 2279 | ( |
| 2280 | WLANDXE_CtrlBlkType *dxeCtxt, |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2281 | WLANDXE_ChannelCBType *channelEntry, |
| 2282 | wpt_uint32 chStat |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2283 | ) |
| 2284 | { |
| 2285 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 2286 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = NULL; |
| 2287 | WLANDXE_DescType *currentDesc = NULL; |
| 2288 | wpt_uint32 descCtrl; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2289 | wpt_int32 frameCount = 0; |
| 2290 | |
| 2291 | wpt_uint32 descLoop; |
| 2292 | wpt_uint32 invalidatedFound = 0; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2293 | |
| 2294 | 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] | 2295 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2296 | |
| 2297 | /* Sanity Check */ |
| 2298 | if((NULL == dxeCtxt) || (NULL == channelEntry)) |
| 2299 | { |
| 2300 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2301 | "dxeRXFrameReady Channel Entry is not valid"); |
| 2302 | return eWLAN_PAL_STATUS_E_INVAL; |
| 2303 | } |
| 2304 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2305 | frameCount = dxeRXFrameRouteUpperLayer(dxeCtxt, channelEntry); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2306 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2307 | if(0 > frameCount) |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2308 | { |
| 2309 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2310 | "dxeRXFrameReady RX frame route fail"); |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2311 | return eWLAN_PAL_STATUS_E_INVAL; |
| 2312 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2313 | |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2314 | if((0 == frameCount) && |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2315 | ((WLANDXE_POWER_STATE_BMPS == dxeCtxt->hostPowerState) || |
| 2316 | (WLANDXE_POWER_STATE_FULL == dxeCtxt->hostPowerState))) |
| 2317 | { |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2318 | /* None of the frame handled and CH is not enabled |
| 2319 | * RX CH wrap around happen and No RX free frame |
| 2320 | * RX side should wait till new free frame available in the pool |
| 2321 | * Do not try reload driver at here*/ |
| 2322 | if(!(chStat & WLANDXE_CH_CTRL_EN_MASK)) |
| 2323 | { |
Leo Chang | bbf86b7 | 2013-06-19 16:13:00 -0700 | [diff] [blame] | 2324 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2325 | "dxeRXFrameReady %s RING Wrapped, RX Free Low 0x%x", |
| 2326 | channelType[channelEntry->channelType], chStat); |
Leo Chang | 3714c92 | 2013-07-10 20:33:30 -0700 | [diff] [blame] | 2327 | /* This is not empty interrupt case |
| 2328 | * If handle this as empty interrupt, false SSR might be issued |
| 2329 | * Frame count '1' is dummy frame count to avoid SSR */ |
| 2330 | channelEntry->numFragmentCurrentChain = 1; |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2331 | return eWLAN_PAL_STATUS_SUCCESS; |
| 2332 | } |
| 2333 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2334 | currentCtrlBlk = channelEntry->headCtrlBlk; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2335 | currentDesc = currentCtrlBlk->linkedDesc; |
| 2336 | descCtrl = currentDesc->descCtrl.ctrl; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2337 | |
| 2338 | if(WLANDXE_POWER_STATE_BMPS != dxeCtxt->hostPowerState) |
| 2339 | { |
| 2340 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 2341 | "RX ISR called but no frame handled PWS %d, channel %s", |
| 2342 | (int)dxeCtxt->hostPowerState, |
| 2343 | channelType[channelEntry->channelType]); |
| 2344 | } |
| 2345 | |
| 2346 | /* Current interupt empty and previous interrupt also empty |
| 2347 | * detected successive empty interrupt |
| 2348 | * or first interrupt empty, this should not happen */ |
| 2349 | if(0 == channelEntry->numFragmentCurrentChain) |
| 2350 | { |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 2351 | dxeChannelMonitor("RX Ready", channelEntry, NULL); |
| 2352 | dxeDescriptorDump(channelEntry, channelEntry->headCtrlBlk->linkedDesc, 0); |
| 2353 | dxeChannelRegisterDump(channelEntry, "RX successive empty interrupt", NULL); |
| 2354 | dxeChannelAllDescDump(channelEntry, channelEntry->channelType, NULL); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2355 | /* Abnormal interrupt detected, try to find not validated descriptor */ |
| 2356 | for(descLoop = 0; descLoop < channelEntry->numDesc; descLoop++) |
| 2357 | { |
| 2358 | if(!(WLANDXE_U32_SWAP_ENDIAN(descCtrl) & WLANDXE_DESC_CTRL_VALID)) |
| 2359 | { |
Leo Chang | 416afe0 | 2013-07-01 13:58:13 -0700 | [diff] [blame] | 2360 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2361 | "Found Invalidated Descriptor %d", (int)descLoop); |
| 2362 | if(eWLAN_PAL_STATUS_SUCCESS == wpalIsPacketLocked(currentCtrlBlk->xfrFrame)) |
| 2363 | { |
Leo Chang | 416afe0 | 2013-07-01 13:58:13 -0700 | [diff] [blame] | 2364 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2365 | "Packet locked, Resync Host and HW"); |
| 2366 | channelEntry->headCtrlBlk = currentCtrlBlk; |
| 2367 | invalidatedFound = 1; |
| 2368 | break; |
| 2369 | } |
| 2370 | else |
| 2371 | { |
Leo Chang | 416afe0 | 2013-07-01 13:58:13 -0700 | [diff] [blame] | 2372 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2373 | "Packet Not Locked, cannot transfer frame"); |
| 2374 | } |
| 2375 | } |
| 2376 | currentCtrlBlk = (WLANDXE_DescCtrlBlkType *)currentCtrlBlk->nextCtrlBlk; |
| 2377 | currentDesc = currentCtrlBlk->linkedDesc; |
| 2378 | descCtrl = currentDesc->descCtrl.ctrl; |
| 2379 | } |
| 2380 | |
Jeff Johnson | 32d95a3 | 2012-09-10 13:15:23 -0700 | [diff] [blame] | 2381 | /* Invalidated descriptor found, and that is not head descriptor |
| 2382 | * This means HW/SW descriptor miss match happen, and we may recover with just resync |
| 2383 | * Try re-sync here */ |
| 2384 | if((invalidatedFound) && (0 != descLoop)) |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2385 | { |
| 2386 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2387 | "Found New Sync location with HW, handle frames from there"); |
| 2388 | frameCount = dxeRXFrameRouteUpperLayer(dxeCtxt, channelEntry); |
| 2389 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2390 | "re-sync routed %d frames to upper layer", (int)frameCount); |
Madan Mohan Koyyalamudi | 0c32553 | 2012-09-24 13:24:42 -0700 | [diff] [blame] | 2391 | channelEntry->numFragmentCurrentChain = frameCount; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2392 | } |
Jeff Johnson | 32d95a3 | 2012-09-10 13:15:23 -0700 | [diff] [blame] | 2393 | /* Successive Empty interrupt |
| 2394 | * But this case, first descriptor also invalidated, then it means head descriptor |
| 2395 | * is linked with already handled RX frame, then could not unlock RX frame |
| 2396 | * This is just Out of RX buffer pool, not need to anything here */ |
| 2397 | else if((invalidatedFound) && (0 == descLoop)) |
| 2398 | { |
| 2399 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2400 | "Out of RX Low resource, and INT came in, do nothing till get RX resource"); |
| 2401 | } |
| 2402 | /* Critical error, reload driver */ |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2403 | else |
| 2404 | { |
| 2405 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2406 | "Could not found invalidated descriptor"); |
| 2407 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2408 | "RX successive empty interrupt, Could not find invalidated DESC reload driver"); |
| 2409 | dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE; |
| 2410 | wpalWlanReload(); |
Mihir Shete | fdc9f53 | 2014-01-09 15:03:02 +0530 | [diff] [blame] | 2411 | dxeStartSSRTimer(dxeCtxt); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2412 | } |
| 2413 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2414 | } |
Madan Mohan Koyyalamudi | 6646aad | 2012-09-24 14:10:39 -0700 | [diff] [blame] | 2415 | channelEntry->numFragmentCurrentChain = frameCount; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2416 | 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] | 2417 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2418 | return status; |
| 2419 | } |
| 2420 | |
| 2421 | /*========================================================================== |
| 2422 | @ Function Name |
| 2423 | dxeNotifySmsm |
| 2424 | |
| 2425 | @ Description: Notify SMSM to start DXE engine and/or condition of Tx ring |
| 2426 | buffer |
| 2427 | |
| 2428 | @ Parameters |
| 2429 | |
| 2430 | @ Return |
| 2431 | wpt_status |
| 2432 | |
| 2433 | ===========================================================================*/ |
| 2434 | static wpt_status dxeNotifySmsm |
| 2435 | ( |
| 2436 | wpt_boolean kickDxe, |
| 2437 | wpt_boolean ringEmpty |
| 2438 | ) |
| 2439 | { |
| 2440 | wpt_uint32 clrSt = 0; |
| 2441 | wpt_uint32 setSt = 0; |
| 2442 | |
| 2443 | if(kickDxe) |
| 2444 | { |
| 2445 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_MED, "Kick off DXE"); |
| 2446 | |
| 2447 | if(tempDxeCtrlBlk->lastKickOffDxe == 0) |
| 2448 | { |
| 2449 | setSt |= WPAL_SMSM_WLAN_TX_ENABLE; |
| 2450 | tempDxeCtrlBlk->lastKickOffDxe = 1; |
| 2451 | } |
| 2452 | else if(tempDxeCtrlBlk->lastKickOffDxe == 1) |
| 2453 | { |
| 2454 | clrSt |= WPAL_SMSM_WLAN_TX_ENABLE; |
| 2455 | tempDxeCtrlBlk->lastKickOffDxe = 0; |
| 2456 | } |
| 2457 | else |
| 2458 | { |
| 2459 | HDXE_ASSERT(0); |
| 2460 | } |
| 2461 | } |
| 2462 | else |
| 2463 | { |
| 2464 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_MED, "no need to kick off DXE"); |
| 2465 | } |
| 2466 | |
Mihir Shete | 68ed77a | 2014-10-10 10:47:12 +0530 | [diff] [blame] | 2467 | tempDxeCtrlBlk->txRingsEmpty = ringEmpty; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2468 | if(ringEmpty) |
| 2469 | { |
| 2470 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_MED, "SMSM Tx Ring Empty"); |
| 2471 | clrSt |= WPAL_SMSM_WLAN_TX_RINGS_EMPTY; |
| 2472 | } |
| 2473 | else |
| 2474 | { |
| 2475 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_MED, "SMSM Tx Ring Not Empty"); |
| 2476 | setSt |= WPAL_SMSM_WLAN_TX_RINGS_EMPTY; |
| 2477 | } |
| 2478 | |
| 2479 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_HIGH, "C%x S%x", clrSt, setSt); |
| 2480 | |
Karthick S | c6ec836 | 2015-08-12 18:18:47 +0530 | [diff] [blame] | 2481 | /* Store the smsm notification sent to firmware */ |
| 2482 | tempDxeCtrlBlk->smsmDxeHistogram = (tempDxeCtrlBlk->smsmDxeHistogram << 1); |
| 2483 | if(setSt & WPAL_SMSM_WLAN_TX_ENABLE) |
| 2484 | { |
| 2485 | tempDxeCtrlBlk->smsmDxeHistogram |= 1; |
| 2486 | } |
| 2487 | else |
| 2488 | { |
| 2489 | tempDxeCtrlBlk->smsmDxeHistogram &= ~((wpt_uint32)1); |
| 2490 | } |
| 2491 | tempDxeCtrlBlk->smsmRingsEmptyHistogram = (tempDxeCtrlBlk->smsmRingsEmptyHistogram << 1); |
| 2492 | if(setSt & WPAL_SMSM_WLAN_TX_RINGS_EMPTY) |
| 2493 | { |
| 2494 | tempDxeCtrlBlk->smsmRingsEmptyHistogram |= 1; |
| 2495 | } |
| 2496 | else |
| 2497 | { |
| 2498 | tempDxeCtrlBlk->smsmRingsEmptyHistogram &= ~((wpt_uint32)1); |
| 2499 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2500 | wpalNotifySmsm(clrSt, setSt); |
| 2501 | |
| 2502 | return eWLAN_PAL_STATUS_SUCCESS; |
| 2503 | } |
| 2504 | |
| 2505 | /*========================================================================== |
| 2506 | @ Function Name |
| 2507 | dxePsComplete |
| 2508 | |
| 2509 | @ Description: Utility function to check the resv desc to deside if we can |
| 2510 | get into Power Save mode now |
| 2511 | |
| 2512 | @ Parameters |
| 2513 | |
| 2514 | @ Return |
| 2515 | None |
| 2516 | |
| 2517 | ===========================================================================*/ |
| 2518 | static void dxePsComplete(WLANDXE_CtrlBlkType *dxeCtxt, wpt_boolean intr_based) |
| 2519 | { |
| 2520 | if( dxeCtxt->hostPowerState == WLANDXE_POWER_STATE_FULL ) |
| 2521 | { |
| 2522 | return; |
| 2523 | } |
| 2524 | |
| 2525 | //if both HIGH & LOW Tx channels don't have anything on resv desc,all Tx pkts |
| 2526 | //must have been consumed by RIVA, OK to get into BMPS |
| 2527 | if((0 == dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI].numRsvdDesc) && |
| 2528 | (0 == dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI].numRsvdDesc)) |
| 2529 | { |
| 2530 | tempDxeCtrlBlk->ringNotEmpty = eWLAN_PAL_FALSE; |
| 2531 | //if host is in BMPS & no pkt to Tx, RIVA can go to power save |
| 2532 | if(WLANDXE_POWER_STATE_BMPS == dxeCtxt->hostPowerState) |
| 2533 | { |
| 2534 | dxeCtxt->rivaPowerState = WLANDXE_RIVA_POWER_STATE_BMPS_UNKNOWN; |
| 2535 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 2536 | } |
| 2537 | } |
| 2538 | else //still more pkts to be served by RIVA |
| 2539 | { |
| 2540 | tempDxeCtrlBlk->ringNotEmpty = eWLAN_PAL_TRUE; |
| 2541 | |
| 2542 | switch(dxeCtxt->rivaPowerState) |
| 2543 | { |
| 2544 | case WLANDXE_RIVA_POWER_STATE_ACTIVE: |
| 2545 | //NOP |
| 2546 | break; |
| 2547 | case WLANDXE_RIVA_POWER_STATE_BMPS_UNKNOWN: |
| 2548 | if(intr_based) |
| 2549 | { |
| 2550 | dxeCtxt->rivaPowerState = WLANDXE_RIVA_POWER_STATE_ACTIVE; |
| 2551 | dxeNotifySmsm(eWLAN_PAL_TRUE, eWLAN_PAL_FALSE); |
| 2552 | } |
| 2553 | break; |
| 2554 | default: |
| 2555 | //assert |
| 2556 | break; |
| 2557 | } |
| 2558 | } |
| 2559 | } |
| 2560 | |
| 2561 | /*========================================================================== |
| 2562 | @ Function Name |
| 2563 | dxeRXEventHandler |
| 2564 | |
| 2565 | @ Description |
| 2566 | Handle serailized RX frame ready event |
| 2567 | First disable interrupt then pick up frame from pre allocated buffer |
| 2568 | Since frame handle is doen, clear interrupt bit to ready next interrupt |
| 2569 | Finally re enable interrupt |
| 2570 | |
| 2571 | @ Parameters |
| 2572 | wpt_msg *rxReadyMsg |
| 2573 | RX frame ready MSG pointer |
| 2574 | include DXE control context |
| 2575 | |
| 2576 | @ Return |
| 2577 | NONE |
| 2578 | |
| 2579 | ===========================================================================*/ |
| 2580 | void dxeRXEventHandler |
| 2581 | ( |
| 2582 | wpt_msg *rxReadyMsg |
| 2583 | ) |
| 2584 | { |
| 2585 | wpt_msg *msgContent = (wpt_msg *)rxReadyMsg; |
| 2586 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
| 2587 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 2588 | wpt_uint32 intSrc = 0; |
| 2589 | WLANDXE_ChannelCBType *channelCb = NULL; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2590 | wpt_uint32 chHighStat = 0; |
| 2591 | wpt_uint32 chLowStat = 0; |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 2592 | wpt_uint32 chLogRxStat = 0; |
Mihir Shete | c4093f9 | 2015-05-28 15:21:11 +0530 | [diff] [blame] | 2593 | wpt_uint32 chLogRxFwStat = 0; |
Mihir Shete | f200055 | 2014-05-12 16:21:34 +0530 | [diff] [blame] | 2594 | wpt_uint32 regValue, chanMask; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2595 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2596 | dxeCtxt = (WLANDXE_CtrlBlkType *)(msgContent->pContext); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2597 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2598 | if(eWLAN_PAL_TRUE == dxeCtxt->driverReloadInProcessing) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2599 | { |
| 2600 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2601 | "RX Ready WLAN Driver re-loading in progress"); |
Jeff Johnson | 32d95a3 | 2012-09-10 13:15:23 -0700 | [diff] [blame] | 2602 | return; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2603 | } |
| 2604 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2605 | /* Now try to refill the ring with empty Rx buffers to keep DXE busy */ |
| 2606 | dxeRXFrameRefillRing(dxeCtxt, &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI]); |
| 2607 | dxeRXFrameRefillRing(dxeCtxt, &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI]); |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 2608 | if (WLANDXE_IS_VALID_CHANNEL(WDTS_CHANNEL_RX_LOG)) |
| 2609 | dxeRXFrameRefillRing(dxeCtxt, &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOG]); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2610 | |
| 2611 | if((!dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI].extraConfig.chEnabled) || |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 2612 | (!dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI].extraConfig.chEnabled) || |
| 2613 | (WLANDXE_IS_VALID_CHANNEL(WDTS_CHANNEL_RX_LOG) && |
| 2614 | !dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOG].extraConfig.chEnabled)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2615 | { |
| 2616 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2617 | "DXE already stopped in RX event handler. Just return"); |
| 2618 | return; |
| 2619 | } |
| 2620 | |
Sravan Kumar Kairam | 8bbda36 | 2015-10-06 11:51:14 +0530 | [diff] [blame] | 2621 | /* Disable device interrupt */ |
| 2622 | /* Read whole interrupt mask register and exclusive only this channel int */ |
| 2623 | status = wpalReadRegister(WLANDXE_INT_SRC_RAW_ADDRESS, |
| 2624 | &intSrc); |
| 2625 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2626 | { |
| 2627 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2628 | "dxeRXEventHandler Read INT_SRC register fail"); |
| 2629 | return; |
| 2630 | } |
| 2631 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_MED, |
| 2632 | "RX Event Handler INT Source 0x%x", intSrc); |
| 2633 | |
| 2634 | dxeEnvBlk.rxIntChanlSrc = intSrc&0xFF; |
| 2635 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2636 | if((WLANDXE_POWER_STATE_IMPS == dxeCtxt->hostPowerState) || |
| 2637 | (WLANDXE_POWER_STATE_DOWN == dxeCtxt->hostPowerState)) |
| 2638 | { |
Mihir Shete | c4093f9 | 2015-05-28 15:21:11 +0530 | [diff] [blame] | 2639 | if (WLANDXE_POWER_STATE_IMPS == dxeCtxt->hostPowerState) |
| 2640 | { |
Sravan Kumar Kairam | 8bbda36 | 2015-10-06 11:51:14 +0530 | [diff] [blame] | 2641 | if(0 == intSrc) |
Mihir Shete | c4093f9 | 2015-05-28 15:21:11 +0530 | [diff] [blame] | 2642 | { |
| 2643 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2644 | "%s: Read status: %d, regVal: %d", |
| 2645 | __func__, status, intSrc); |
| 2646 | } |
| 2647 | else |
| 2648 | { |
| 2649 | /* Register Read was succesful and we have a valid interrupt |
| 2650 | * source, so WCN is not power collapsed yet and it should |
| 2651 | * not power collapse till we set the synchronization bit |
| 2652 | * at the end of this function, safe to pull frames... |
| 2653 | */ |
| 2654 | goto pull_frames; |
| 2655 | } |
| 2656 | } |
| 2657 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2658 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 2659 | "%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] | 2660 | __func__, dxeCtxt->hostPowerState); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2661 | |
| 2662 | /* Not to touch any register, just pull frame directly from chain ring |
| 2663 | * First high priority */ |
| 2664 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI]; |
| 2665 | status = dxeRXFrameReady(dxeCtxt, |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2666 | channelCb, |
| 2667 | chHighStat); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2668 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2669 | { |
| 2670 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2671 | "dxeRXEventHandler Pull from RX high channel fail"); |
| 2672 | } |
Leo Chang | 46f3616 | 2014-01-14 21:47:24 -0800 | [diff] [blame] | 2673 | /* In case FW could not power collapse in IMPS mode |
| 2674 | * Next power restore might have empty interrupt |
| 2675 | * If IMPS mode has empty interrupt since RX thread race, |
| 2676 | * Invalid re-load driver might happen |
| 2677 | * To prevent invalid re-load driver, |
| 2678 | * IMPS event handler set dummpy frame count */ |
| 2679 | channelCb->numFragmentCurrentChain = 1; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2680 | |
| 2681 | /* Second low priority */ |
| 2682 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI]; |
| 2683 | status = dxeRXFrameReady(dxeCtxt, |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2684 | channelCb, |
| 2685 | chLowStat); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2686 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2687 | { |
| 2688 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 2689 | "dxeRXEventHandler Pull from RX low channel fail"); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2690 | } |
Leo Chang | 46f3616 | 2014-01-14 21:47:24 -0800 | [diff] [blame] | 2691 | /* LOW Priority CH same above */ |
| 2692 | channelCb->numFragmentCurrentChain = 1; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2693 | |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 2694 | if (WLANDXE_IS_VALID_CHANNEL(WDTS_CHANNEL_RX_LOG)) |
| 2695 | { |
| 2696 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOG]; |
| 2697 | status = dxeRXFrameReady(dxeCtxt, |
| 2698 | channelCb, |
| 2699 | chLogRxStat); |
| 2700 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2701 | { |
| 2702 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2703 | "dxeRXEventHandler Pull from RX log channel fail"); |
| 2704 | } |
| 2705 | channelCb->numFragmentCurrentChain = 1; |
| 2706 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2707 | /* Interrupt will not enabled at here, it will be enabled at PS mode change */ |
| 2708 | tempDxeCtrlBlk->rxIntDisabledByIMPS = eWLAN_PAL_TRUE; |
Sravan Kumar Kairam | 8bbda36 | 2015-10-06 11:51:14 +0530 | [diff] [blame] | 2709 | dxeEnvBlk.rxIntDisableReturn = VOS_RETURN_ADDRESS; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2710 | |
| 2711 | return; |
| 2712 | } |
| 2713 | |
Mihir Shete | c4093f9 | 2015-05-28 15:21:11 +0530 | [diff] [blame] | 2714 | pull_frames: |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2715 | /* Test High Priority Channel interrupt is enabled or not */ |
| 2716 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI]; |
| 2717 | if(intSrc & (1 << channelCb->assignedDMAChannel)) |
| 2718 | { |
| 2719 | status = dxeChannelCleanInt(channelCb, &chHighStat); |
| 2720 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2721 | { |
| 2722 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2723 | "dxeRXEventHandler INT Clean up fail"); |
| 2724 | return; |
| 2725 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2726 | if(WLANDXE_CH_STAT_INT_ERR_MASK & chHighStat) |
| 2727 | { |
| 2728 | /* Error Happen during transaction, Handle it */ |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 2729 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 2730 | "%11s : 0x%x Error Reported, Reload Driver", |
| 2731 | channelType[channelCb->channelType], chHighStat); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 2732 | |
Mihir Shete | dfc33ec | 2014-10-15 13:14:38 +0530 | [diff] [blame] | 2733 | if (eWLAN_PAL_STATUS_SUCCESS != dxeErrHandler(channelCb, chHighStat)) |
| 2734 | { |
| 2735 | dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE; |
| 2736 | wpalWlanReload(); |
| 2737 | dxeStartSSRTimer(dxeCtxt); |
| 2738 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2739 | } |
Jeff Johnson | 32d95a3 | 2012-09-10 13:15:23 -0700 | [diff] [blame] | 2740 | else if((WLANDXE_CH_STAT_INT_DONE_MASK & chHighStat) || |
| 2741 | (WLANDXE_CH_STAT_INT_ED_MASK & chHighStat)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2742 | { |
| 2743 | /* Handle RX Ready for high priority channel */ |
| 2744 | status = dxeRXFrameReady(dxeCtxt, |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2745 | channelCb, |
| 2746 | chHighStat); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2747 | } |
| 2748 | else if(WLANDXE_CH_STAT_MASKED_MASK & chHighStat) |
| 2749 | { |
| 2750 | status = dxeRXFrameReady(dxeCtxt, |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2751 | channelCb, |
| 2752 | chHighStat); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2753 | } |
| 2754 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
| 2755 | "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] | 2756 | /* Update the Rx DONE histogram */ |
| 2757 | channelCb->rxDoneHistogram = (channelCb->rxDoneHistogram << 1); |
| 2758 | if(WLANDXE_CH_STAT_INT_DONE_MASK & chHighStat) |
| 2759 | { |
| 2760 | channelCb->rxDoneHistogram |= 1; |
| 2761 | } |
| 2762 | else |
| 2763 | { |
jagadeesh | f869bba | 2015-04-07 20:06:21 +0530 | [diff] [blame] | 2764 | channelCb->rxDoneHistogram &= ~((wpt_uint64)1); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2765 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2766 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2767 | |
| 2768 | /* Test Low Priority Channel interrupt is enabled or not */ |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2769 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI]; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2770 | if(intSrc & (1 << channelCb->assignedDMAChannel)) |
| 2771 | { |
| 2772 | status = dxeChannelCleanInt(channelCb, &chLowStat); |
| 2773 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2774 | { |
| 2775 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2776 | "dxeRXEventHandler INT Clean up fail"); |
| 2777 | return; |
| 2778 | } |
| 2779 | |
| 2780 | if(WLANDXE_CH_STAT_INT_ERR_MASK & chLowStat) |
| 2781 | { |
| 2782 | /* Error Happen during transaction, Handle it */ |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 2783 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 2784 | "%11s : 0x%x Error Reported, Reload Driver", |
| 2785 | channelType[channelCb->channelType], chLowStat); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 2786 | |
Mihir Shete | dfc33ec | 2014-10-15 13:14:38 +0530 | [diff] [blame] | 2787 | if (eWLAN_PAL_STATUS_SUCCESS != |
| 2788 | dxeErrHandler(channelCb, chLowStat)) |
| 2789 | { |
| 2790 | dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE; |
| 2791 | wpalWlanReload(); |
| 2792 | dxeStartSSRTimer(dxeCtxt); |
| 2793 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2794 | } |
Mihir Shete | f200055 | 2014-05-12 16:21:34 +0530 | [diff] [blame] | 2795 | else if((WLANDXE_CH_STAT_INT_ED_MASK & chLowStat) || |
| 2796 | (WLANDXE_CH_STAT_INT_DONE_MASK & chLowStat)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2797 | { |
| 2798 | /* Handle RX Ready for low priority channel */ |
| 2799 | status = dxeRXFrameReady(dxeCtxt, |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2800 | channelCb, |
| 2801 | chLowStat); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2802 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2803 | |
| 2804 | /* Update the Rx DONE histogram */ |
| 2805 | channelCb->rxDoneHistogram = (channelCb->rxDoneHistogram << 1); |
| 2806 | if(WLANDXE_CH_STAT_INT_DONE_MASK & chLowStat) |
| 2807 | { |
| 2808 | channelCb->rxDoneHistogram |= 1; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2809 | } |
| 2810 | else |
| 2811 | { |
jagadeesh | f869bba | 2015-04-07 20:06:21 +0530 | [diff] [blame] | 2812 | channelCb->rxDoneHistogram &= ~((wpt_uint64)1); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2813 | } |
| 2814 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
| 2815 | "RX LOW CH EVNT STAT 0x%x, %d frames handled", chLowStat, channelCb->numFragmentCurrentChain); |
| 2816 | } |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 2817 | |
| 2818 | if (WLANDXE_IS_VALID_CHANNEL(WDTS_CHANNEL_RX_LOG)) |
| 2819 | { |
| 2820 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOG]; |
| 2821 | |
| 2822 | if(intSrc & (1 << channelCb->assignedDMAChannel)) |
| 2823 | { |
| 2824 | status = dxeChannelCleanInt(channelCb,&chLogRxStat); |
| 2825 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2826 | { |
| 2827 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2828 | "dxeRXEventHandler INT Clean up fail"); |
| 2829 | return; |
| 2830 | } |
| 2831 | |
| 2832 | if(WLANDXE_CH_STAT_INT_ERR_MASK & chLogRxStat) |
| 2833 | { |
| 2834 | /* Error Happen during transaction, Handle it */ |
| 2835 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 2836 | "%11s : 0x%x Error Reported, Reload Driver", |
| 2837 | channelType[channelCb->channelType], chLogRxStat); |
| 2838 | |
Mihir Shete | dfc33ec | 2014-10-15 13:14:38 +0530 | [diff] [blame] | 2839 | if (eWLAN_PAL_STATUS_SUCCESS != |
| 2840 | dxeErrHandler(channelCb, chLogRxStat)) |
| 2841 | { |
| 2842 | dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE; |
| 2843 | wpalWlanReload(); |
| 2844 | dxeStartSSRTimer(dxeCtxt); |
| 2845 | } |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 2846 | |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 2847 | } |
| 2848 | else if((WLANDXE_CH_STAT_INT_ED_MASK & chLogRxStat) || |
| 2849 | (WLANDXE_CH_STAT_INT_DONE_MASK & chLogRxStat)) |
| 2850 | { |
| 2851 | /* Handle RX Ready for low priority channel */ |
| 2852 | status = dxeRXFrameReady(dxeCtxt, |
| 2853 | channelCb, |
| 2854 | chLogRxStat); |
| 2855 | } |
| 2856 | |
| 2857 | /* Update the Rx DONE histogram */ |
| 2858 | channelCb->rxDoneHistogram = (channelCb->rxDoneHistogram << 1); |
| 2859 | if(WLANDXE_CH_STAT_INT_DONE_MASK & chLogRxStat) |
| 2860 | { |
| 2861 | channelCb->rxDoneHistogram |= 1; |
| 2862 | } |
| 2863 | else |
| 2864 | { |
| 2865 | channelCb->rxDoneHistogram &= ~1; |
| 2866 | } |
| 2867 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
| 2868 | "RX LOG CH EVNT STAT 0x%x, %d frames handled", chLogRxStat, channelCb->numFragmentCurrentChain); |
| 2869 | } |
| 2870 | } |
| 2871 | |
Mihir Shete | c4093f9 | 2015-05-28 15:21:11 +0530 | [diff] [blame] | 2872 | if (WLANDXE_IS_VALID_CHANNEL(WDTS_CHANNEL_RX_FW_LOG)) |
| 2873 | { |
| 2874 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_FW_LOG]; |
| 2875 | |
| 2876 | if(intSrc & (1 << channelCb->assignedDMAChannel)) |
| 2877 | { |
| 2878 | status = dxeChannelCleanInt(channelCb,&chLogRxFwStat); |
| 2879 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2880 | { |
| 2881 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2882 | "dxeRXEventHandler INT Clean up fail"); |
| 2883 | return; |
| 2884 | } |
| 2885 | |
| 2886 | if(WLANDXE_CH_STAT_INT_ERR_MASK & chLogRxFwStat) |
| 2887 | { |
| 2888 | /* Error Happen during transaction, Handle it */ |
| 2889 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 2890 | "%11s : 0x%x Error Reported, Reload Driver", |
| 2891 | channelType[channelCb->channelType], chLogRxFwStat); |
| 2892 | |
Mihir Shete | dfc33ec | 2014-10-15 13:14:38 +0530 | [diff] [blame] | 2893 | if (eWLAN_PAL_STATUS_SUCCESS != |
| 2894 | dxeErrHandler(channelCb, chLogRxFwStat)) |
| 2895 | { |
| 2896 | dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE; |
| 2897 | wpalWlanReload(); |
| 2898 | dxeStartSSRTimer(dxeCtxt); |
| 2899 | } |
Mihir Shete | c4093f9 | 2015-05-28 15:21:11 +0530 | [diff] [blame] | 2900 | |
Mihir Shete | c4093f9 | 2015-05-28 15:21:11 +0530 | [diff] [blame] | 2901 | } |
| 2902 | else if((WLANDXE_CH_STAT_INT_ED_MASK & chLogRxFwStat) || |
| 2903 | (WLANDXE_CH_STAT_INT_DONE_MASK & chLogRxFwStat)) |
| 2904 | { |
| 2905 | if (!dxeCtxt->hostInitiatedH2H) |
| 2906 | { |
| 2907 | dxeCtxt->receiveMbMsgCB(dxeCtxt->clientCtxt); |
| 2908 | } |
| 2909 | else |
| 2910 | { |
| 2911 | status = dxeRXFrameReady(dxeCtxt, |
| 2912 | channelCb, |
| 2913 | chLogRxFwStat); |
Mihir Shete | 5affadc | 2015-05-29 20:54:57 +0530 | [diff] [blame] | 2914 | if (channelCb->numFreeDesc == channelCb->numDesc) |
| 2915 | { |
Mihir Shete | 0b090bf | 2015-06-09 14:00:44 +0530 | [diff] [blame] | 2916 | /* |
| 2917 | * We have already cleared the interrupts before coming here, |
| 2918 | * but it can happen that DXE will copy some new packets after |
| 2919 | * that and raise interrupts for those. The packets will be |
| 2920 | * processed above but the interrupts will still be pending. |
| 2921 | * Its safe to clear those interrupts here because we have |
| 2922 | * pulled data from all the allocated descriptors. |
| 2923 | */ |
| 2924 | dxeChannelCleanInt(channelCb,&chLogRxFwStat); |
Mihir Shete | 5affadc | 2015-05-29 20:54:57 +0530 | [diff] [blame] | 2925 | dxeCtxt->hostInitiatedH2H = 0; |
| 2926 | dxeCtxt->receiveLogCompleteCB(dxeCtxt->clientCtxt); |
| 2927 | } |
Mihir Shete | c4093f9 | 2015-05-28 15:21:11 +0530 | [diff] [blame] | 2928 | } |
| 2929 | } |
| 2930 | |
| 2931 | /* Update the Rx DONE histogram */ |
| 2932 | channelCb->rxDoneHistogram = (channelCb->rxDoneHistogram << 1); |
| 2933 | if(WLANDXE_CH_STAT_INT_DONE_MASK & chLogRxFwStat) |
| 2934 | { |
| 2935 | channelCb->rxDoneHistogram |= 1; |
| 2936 | } |
| 2937 | else |
| 2938 | { |
| 2939 | channelCb->rxDoneHistogram &= ~1; |
| 2940 | } |
| 2941 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
| 2942 | "RX LOG CH EVNT STAT 0x%x, %d frames handled", chLogRxFwStat, channelCb->numFragmentCurrentChain); |
| 2943 | } |
| 2944 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2945 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2946 | { |
| 2947 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2948 | "dxeRXEventHandler Handle Frame Ready Fail"); |
| 2949 | return; |
| 2950 | } |
| 2951 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2952 | /* Prepare Control Register EN Channel */ |
| 2953 | if(!(dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI].extraConfig.chan_mask & WLANDXE_CH_CTRL_EN_MASK)) |
| 2954 | { |
| 2955 | HDXE_ASSERT(0); |
| 2956 | } |
Mihir Shete | f200055 | 2014-05-12 16:21:34 +0530 | [diff] [blame] | 2957 | |
| 2958 | if (dxeCtxt->rxPalPacketUnavailable && |
| 2959 | (WLANDXE_CH_STAT_INT_DONE_MASK & chHighStat)) |
| 2960 | { |
| 2961 | chanMask = dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI].extraConfig.chan_mask & |
| 2962 | (~WLANDXE_CH_CTRL_INE_DONE_MASK); |
Mihir Shete | d183cef | 2014-09-26 19:17:56 +0530 | [diff] [blame] | 2963 | dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI].doneIntDisabled = 1; |
Mihir Shete | f200055 | 2014-05-12 16:21:34 +0530 | [diff] [blame] | 2964 | } |
| 2965 | else |
| 2966 | { |
| 2967 | chanMask = dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI].extraConfig.chan_mask; |
Mihir Shete | d183cef | 2014-09-26 19:17:56 +0530 | [diff] [blame] | 2968 | dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI].doneIntDisabled = 0; |
Mihir Shete | f200055 | 2014-05-12 16:21:34 +0530 | [diff] [blame] | 2969 | } |
Leo Chang | 094ece8 | 2013-04-23 17:57:41 -0700 | [diff] [blame] | 2970 | wpalWriteRegister(dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI].channelRegister.chDXECtrlRegAddr, |
Mihir Shete | f200055 | 2014-05-12 16:21:34 +0530 | [diff] [blame] | 2971 | chanMask); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2972 | |
| 2973 | /* Prepare Control Register EN Channel */ |
| 2974 | if(!(dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI].extraConfig.chan_mask & WLANDXE_CH_CTRL_EN_MASK)) |
| 2975 | { |
| 2976 | HDXE_ASSERT(0); |
| 2977 | } |
Leo Chang | 094ece8 | 2013-04-23 17:57:41 -0700 | [diff] [blame] | 2978 | |
Mihir Shete | f200055 | 2014-05-12 16:21:34 +0530 | [diff] [blame] | 2979 | if (dxeCtxt->rxPalPacketUnavailable && |
| 2980 | (WLANDXE_CH_STAT_INT_DONE_MASK & chLowStat)) |
| 2981 | { |
| 2982 | chanMask = dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI].extraConfig.chan_mask & |
| 2983 | (~WLANDXE_CH_CTRL_INE_DONE_MASK); |
Mihir Shete | d183cef | 2014-09-26 19:17:56 +0530 | [diff] [blame] | 2984 | dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI].doneIntDisabled = 1; |
Mihir Shete | f200055 | 2014-05-12 16:21:34 +0530 | [diff] [blame] | 2985 | } |
| 2986 | else |
| 2987 | { |
| 2988 | chanMask = dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI].extraConfig.chan_mask; |
Mihir Shete | d183cef | 2014-09-26 19:17:56 +0530 | [diff] [blame] | 2989 | dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI].doneIntDisabled = 0; |
Mihir Shete | f200055 | 2014-05-12 16:21:34 +0530 | [diff] [blame] | 2990 | } |
Leo Chang | 094ece8 | 2013-04-23 17:57:41 -0700 | [diff] [blame] | 2991 | wpalWriteRegister(dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI].channelRegister.chDXECtrlRegAddr, |
Mihir Shete | f200055 | 2014-05-12 16:21:34 +0530 | [diff] [blame] | 2992 | chanMask); |
| 2993 | |
Mihir Shete | c01157f | 2015-06-18 14:13:34 +0530 | [diff] [blame] | 2994 | /* We do not have knowledge of firmare capabilities when the |
| 2995 | * RX_LOG channel is enabled. But when we get the first interrupt |
| 2996 | * we have all the required information. So if MGMT Logging is not |
| 2997 | * supported by the firmware, do not re-enable RX_LOG channel |
| 2998 | */ |
| 2999 | if (WLANDXE_IS_VALID_CHANNEL(WDTS_CHANNEL_RX_LOG) && wpalIsFwLoggingSupported()) |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 3000 | { |
| 3001 | if(!(dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOG].extraConfig.chan_mask & WLANDXE_CH_CTRL_EN_MASK)) |
| 3002 | { |
| 3003 | HDXE_ASSERT(0); |
| 3004 | } |
| 3005 | |
| 3006 | if (dxeCtxt->rxPalPacketUnavailable && |
| 3007 | (WLANDXE_CH_STAT_INT_DONE_MASK & chLogRxStat)) |
| 3008 | { |
| 3009 | chanMask = dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOG].extraConfig.chan_mask & |
| 3010 | (~WLANDXE_CH_CTRL_INE_DONE_MASK); |
| 3011 | dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOG].doneIntDisabled = 1; |
| 3012 | } |
| 3013 | else |
| 3014 | { |
| 3015 | chanMask = dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOG].extraConfig.chan_mask; |
| 3016 | dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOG].doneIntDisabled = 0; |
| 3017 | } |
| 3018 | wpalWriteRegister(dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOG].channelRegister.chDXECtrlRegAddr, |
| 3019 | chanMask); |
| 3020 | } |
Leo Chang | 094ece8 | 2013-04-23 17:57:41 -0700 | [diff] [blame] | 3021 | |
| 3022 | /* Clear Interrupt handle processing bit |
| 3023 | * RIVA may power down */ |
Mihir Shete | 0670b40 | 2015-05-13 17:51:41 +0530 | [diff] [blame] | 3024 | if (!(wpalIsFwLoggingSupported() && wpalIsFwLoggingEnabled())) |
Mihir Shete | d627460 | 2015-04-28 16:13:21 +0530 | [diff] [blame] | 3025 | { |
| 3026 | wpalReadRegister(WLANDXE_INT_MASK_REG_ADDRESS, ®Value); |
| 3027 | regValue &= WLANDXE_RX_INTERRUPT_PRO_UNMASK; |
| 3028 | wpalWriteRegister(WLANDXE_INT_MASK_REG_ADDRESS, regValue); |
| 3029 | } |
| 3030 | else |
| 3031 | { |
Karthick S | 09d5dd0 | 2015-05-27 16:58:32 +0530 | [diff] [blame] | 3032 | wpalReadRegister(WLAN_PMU_SPARE_OUT_ADDRESS, ®Value); |
| 3033 | regValue &= (~WLAN_PMU_POWER_DOWN_MASK); |
| 3034 | wpalWriteRegister(WLAN_PMU_SPARE_OUT_ADDRESS, regValue); |
Mihir Shete | d627460 | 2015-04-28 16:13:21 +0530 | [diff] [blame] | 3035 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3036 | |
Sravan Kumar Kairam | 8bbda36 | 2015-10-06 11:51:14 +0530 | [diff] [blame] | 3037 | dxeEnvBlk.rxIntChanlSrc = 0; |
| 3038 | |
Leo Chang | 416afe0 | 2013-07-01 13:58:13 -0700 | [diff] [blame] | 3039 | /* Enable system level ISR */ |
| 3040 | /* Enable RX ready Interrupt at here */ |
| 3041 | status = wpalEnableInterrupt(DXE_INTERRUPT_RX_READY); |
| 3042 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3043 | { |
| 3044 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3045 | "dxeRXEventHandler Enable RX Ready interrupt fail"); |
| 3046 | return; |
| 3047 | } |
Sravan Kumar Kairam | a8269e7 | 2015-11-06 12:13:24 +0530 | [diff] [blame^] | 3048 | DXTRACE(dxeTrace(WLANDXE_DMA_CHANNEL_MAX, TRACE_RXINT_STATE, |
| 3049 | TRACE_WLANDXE_VAR_ENABLE)); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3050 | 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] | 3051 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3052 | return; |
| 3053 | } |
| 3054 | |
| 3055 | /*========================================================================== |
| 3056 | @ Function Name |
| 3057 | dxeRXPacketAvailableEventHandler |
| 3058 | |
| 3059 | @ Description |
| 3060 | Handle serialized RX Packet Available event when the corresponding callback |
| 3061 | is invoked by WPAL. |
| 3062 | Try to fill up any completed DXE descriptors with available Rx packet buffer |
| 3063 | pointers. |
| 3064 | |
| 3065 | @ Parameters |
| 3066 | wpt_msg *rxPktAvailMsg |
| 3067 | RX frame ready MSG pointer |
| 3068 | include DXE control context |
| 3069 | |
| 3070 | @ Return |
| 3071 | NONE |
| 3072 | |
| 3073 | ===========================================================================*/ |
| 3074 | void dxeRXPacketAvailableEventHandler |
| 3075 | ( |
| 3076 | wpt_msg *rxPktAvailMsg |
| 3077 | ) |
| 3078 | { |
| 3079 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
| 3080 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 3081 | WLANDXE_ChannelCBType *channelCb = NULL; |
| 3082 | |
| 3083 | 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] | 3084 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3085 | |
| 3086 | /* Sanity Check */ |
| 3087 | if(NULL == rxPktAvailMsg) |
| 3088 | { |
| 3089 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3090 | "dxeRXPacketAvailableEventHandler Context is not valid"); |
| 3091 | return; |
| 3092 | } |
| 3093 | |
| 3094 | dxeCtxt = (WLANDXE_CtrlBlkType *)(rxPktAvailMsg->pContext); |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 3095 | |
| 3096 | #ifdef WLAN_DXE_LOW_RESOURCE_TIMER |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 3097 | /* Available resource allocated |
| 3098 | * Stop timer not needed */ |
| 3099 | if(VOS_TIMER_STATE_RUNNING == |
| 3100 | wpalTimerGetCurStatus(&dxeCtxt->rxResourceAvailableTimer)) |
| 3101 | { |
| 3102 | wpalTimerStop(&dxeCtxt->rxResourceAvailableTimer); |
| 3103 | } |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 3104 | #endif |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3105 | |
| 3106 | do |
| 3107 | { |
| 3108 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 3109 | "dxeRXPacketAvailableEventHandler, start refilling ring"); |
| 3110 | |
| 3111 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI]; |
| 3112 | status = dxeRXFrameRefillRing(dxeCtxt,channelCb); |
| 3113 | |
| 3114 | // Wait for another callback to indicate when Rx resources are available |
| 3115 | // again. |
| 3116 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3117 | { |
| 3118 | break; |
| 3119 | } |
| 3120 | |
| 3121 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI]; |
| 3122 | status = dxeRXFrameRefillRing(dxeCtxt,channelCb); |
| 3123 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3124 | { |
| 3125 | break; |
| 3126 | } |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 3127 | |
| 3128 | if (WLANDXE_IS_VALID_CHANNEL(WDTS_CHANNEL_RX_LOG)) |
| 3129 | { |
| 3130 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOG]; |
| 3131 | status = dxeRXFrameRefillRing(dxeCtxt,channelCb); |
| 3132 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3133 | { |
| 3134 | break; |
| 3135 | } |
| 3136 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3137 | } while(0); |
| 3138 | |
| 3139 | if((WLANDXE_POWER_STATE_IMPS == dxeCtxt->hostPowerState) || |
| 3140 | (WLANDXE_POWER_STATE_DOWN == dxeCtxt->hostPowerState)) |
| 3141 | { |
| 3142 | /* Interrupt will not enabled at here, it will be enabled at PS mode change */ |
| 3143 | tempDxeCtrlBlk->rxIntDisabledByIMPS = eWLAN_PAL_TRUE; |
Sravan Kumar Kairam | 8bbda36 | 2015-10-06 11:51:14 +0530 | [diff] [blame] | 3144 | dxeEnvBlk.rxIntDisableReturn = VOS_RETURN_ADDRESS; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3145 | } |
| 3146 | } |
| 3147 | |
| 3148 | /*========================================================================== |
| 3149 | @ Function Name |
| 3150 | dxeRXISR |
| 3151 | |
| 3152 | @ Description |
| 3153 | RX frame ready interrupt service routine |
| 3154 | interrupt entry function, this function called based on ISR context |
| 3155 | Must be serialized |
| 3156 | |
| 3157 | @ Parameters |
| 3158 | void *hostCtxt |
| 3159 | DXE host driver control context, |
| 3160 | pre registerd during interrupt registration |
| 3161 | |
| 3162 | @ Return |
| 3163 | NONE |
| 3164 | |
| 3165 | ===========================================================================*/ |
| 3166 | static void dxeRXISR |
| 3167 | ( |
| 3168 | void *hostCtxt |
| 3169 | ) |
| 3170 | { |
| 3171 | WLANDXE_CtrlBlkType *dxeCtxt = (WLANDXE_CtrlBlkType *)hostCtxt; |
| 3172 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3173 | wpt_uint32 regValue; |
Sravan Kumar Kairam | a8269e7 | 2015-11-06 12:13:24 +0530 | [diff] [blame^] | 3174 | wpt_uint32 intSrc = 0; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3175 | |
Leo Chang | 094ece8 | 2013-04-23 17:57:41 -0700 | [diff] [blame] | 3176 | /* Set Interrupt processing bit |
| 3177 | * During this bit set, WLAN HW may not power collapse */ |
Mihir Shete | 0670b40 | 2015-05-13 17:51:41 +0530 | [diff] [blame] | 3178 | if (!(wpalIsFwLoggingSupported() && wpalIsFwLoggingEnabled())) |
Mihir Shete | d627460 | 2015-04-28 16:13:21 +0530 | [diff] [blame] | 3179 | { |
| 3180 | wpalReadRegister(WLANDXE_INT_MASK_REG_ADDRESS, ®Value); |
| 3181 | regValue |= WLANPAL_RX_INTERRUPT_PRO_MASK; |
| 3182 | wpalWriteRegister(WLANDXE_INT_MASK_REG_ADDRESS, regValue); |
| 3183 | } |
| 3184 | else |
| 3185 | { |
Karthick S | 09d5dd0 | 2015-05-27 16:58:32 +0530 | [diff] [blame] | 3186 | wpalReadRegister(WLAN_PMU_SPARE_OUT_ADDRESS, ®Value); |
| 3187 | regValue |= WLAN_PMU_POWER_DOWN_MASK; |
| 3188 | wpalWriteRegister(WLAN_PMU_SPARE_OUT_ADDRESS, regValue); |
Mihir Shete | d627460 | 2015-04-28 16:13:21 +0530 | [diff] [blame] | 3189 | } |
Leo Chang | 094ece8 | 2013-04-23 17:57:41 -0700 | [diff] [blame] | 3190 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3191 | /* Disable interrupt at here |
| 3192 | * Disable RX Ready system level Interrupt at here |
| 3193 | * Otherwise infinite loop might happen */ |
| 3194 | status = wpalDisableInterrupt(DXE_INTERRUPT_RX_READY); |
| 3195 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3196 | { |
| 3197 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3198 | "dxeRXFrameReadyISR Disable RX ready interrupt fail"); |
| 3199 | return; |
| 3200 | } |
| 3201 | |
Sravan Kumar Kairam | a8269e7 | 2015-11-06 12:13:24 +0530 | [diff] [blame^] | 3202 | wpalReadRegister(WLANDXE_INT_SRC_RAW_ADDRESS, |
| 3203 | &intSrc); |
| 3204 | /* Note: intSrc which holds the INT_SRC_RAW_ADDRESS reg value |
| 3205 | While debugging crash dump convert to power of 2 for channel type */ |
| 3206 | DXTRACE(dxeTrace(intSrc, TRACE_RXINT_STATE, TRACE_WLANDXE_VAR_DISABLE)); |
| 3207 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3208 | /* Serialize RX Ready interrupt upon RX thread */ |
Manjunathappa Prakash | fb58546 | 2013-12-23 19:07:07 -0800 | [diff] [blame] | 3209 | if(NULL == dxeCtxt->rxIsrMsg) |
| 3210 | { |
| 3211 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3212 | "dxeRXFrameReadyISR NULL message"); |
| 3213 | HDXE_ASSERT(0); |
| 3214 | return; |
| 3215 | } |
| 3216 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3217 | status = wpalPostRxMsg(WDI_GET_PAL_CTX(), |
| 3218 | dxeCtxt->rxIsrMsg); |
| 3219 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3220 | { |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3221 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 3222 | "dxeRXFrameReadyISR interrupt serialize fail"); |
| 3223 | } |
| 3224 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3225 | return; |
| 3226 | } |
| 3227 | |
| 3228 | /*========================================================================== |
| 3229 | @ Function Name |
| 3230 | dxeTXPushFrame |
| 3231 | |
| 3232 | @ Description |
| 3233 | Push TX frame into DXE descriptor and DXE register |
| 3234 | Send notification to DXE register that TX frame is ready to transfer |
| 3235 | |
| 3236 | @ Parameters |
| 3237 | WLANDXE_ChannelCBType *channelEntry |
| 3238 | Channel specific control block |
| 3239 | wpt_packet *palPacket |
| 3240 | Packet pointer ready to transfer |
| 3241 | |
| 3242 | @ Return |
| 3243 | PAL_STATUS_T |
| 3244 | ===========================================================================*/ |
| 3245 | static wpt_status dxeTXPushFrame |
| 3246 | ( |
| 3247 | WLANDXE_ChannelCBType *channelEntry, |
| 3248 | wpt_packet *palPacket |
| 3249 | ) |
| 3250 | { |
| 3251 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 3252 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = NULL; |
| 3253 | WLANDXE_DescType *currentDesc = NULL; |
| 3254 | WLANDXE_DescType *firstDesc = NULL; |
| 3255 | WLANDXE_DescType *LastDesc = NULL; |
| 3256 | void *sourcePhysicalAddress = NULL; |
| 3257 | wpt_uint32 xferSize = 0; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3258 | wpt_iterator iterator; |
Karthick S | 8a7e286 | 2015-09-14 09:13:37 +0530 | [diff] [blame] | 3259 | wpt_uint32 KickDxe = 0; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3260 | |
| 3261 | 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] | 3262 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3263 | |
Leo Chang | ac1d361 | 2013-07-01 15:15:51 -0700 | [diff] [blame] | 3264 | tempDxeCtrlBlk->smsmToggled = eWLAN_PAL_FALSE; |
| 3265 | if((0 == tempDxeCtrlBlk->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI].numRsvdDesc) && |
| 3266 | (0 == tempDxeCtrlBlk->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI].numRsvdDesc)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3267 | { |
Karthick S | 8a7e286 | 2015-09-14 09:13:37 +0530 | [diff] [blame] | 3268 | KickDxe = 1; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3269 | } |
| 3270 | |
Karthick S | 8a7e286 | 2015-09-14 09:13:37 +0530 | [diff] [blame] | 3271 | /* Kick DXE when the ring is about to fill */ |
| 3272 | if (WLANDXE_TX_LOW_RES_THRESHOLD >= channelEntry->numFreeDesc) |
| 3273 | KickDxe = 1; |
| 3274 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3275 | channelEntry->numFragmentCurrentChain = 0; |
| 3276 | currentCtrlBlk = channelEntry->headCtrlBlk; |
| 3277 | |
| 3278 | /* Initialize interator, TX is fragmented */ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3279 | status = wpalLockPacketForTransfer(palPacket); |
| 3280 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3281 | { |
| 3282 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3283 | "dxeTXPushFrame unable to lock packet"); |
| 3284 | return status; |
| 3285 | } |
| 3286 | |
| 3287 | status = wpalIteratorInit(&iterator, palPacket); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3288 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3289 | { |
| 3290 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3291 | "dxeTXPushFrame iterator init fail"); |
| 3292 | return status; |
| 3293 | } |
| 3294 | |
| 3295 | /* !!!! Revisit break condition !!!!!!! */ |
| 3296 | while(1) |
| 3297 | { |
| 3298 | /* Get current descriptor pointer from current control block */ |
| 3299 | currentDesc = currentCtrlBlk->linkedDesc; |
| 3300 | if(NULL == firstDesc) |
| 3301 | { |
| 3302 | firstDesc = currentCtrlBlk->linkedDesc; |
| 3303 | } |
| 3304 | /* All control block will have same palPacket Pointer |
| 3305 | * to make logic simpler */ |
| 3306 | currentCtrlBlk->xfrFrame = palPacket; |
| 3307 | |
| 3308 | /* Get next fragment physical address and fragment size |
| 3309 | * if this is the first trial, will get first physical address |
| 3310 | * 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] | 3311 | status = wpalIteratorNext(&iterator, |
| 3312 | palPacket, |
| 3313 | &sourcePhysicalAddress, |
| 3314 | &xferSize); |
jagadeesh | f869bba | 2015-04-07 20:06:21 +0530 | [diff] [blame] | 3315 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3316 | { |
| 3317 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3318 | "dxeTXPushFrame Get next frame fail"); |
| 3319 | return status; |
| 3320 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3321 | if((NULL == sourcePhysicalAddress) || |
| 3322 | (0 == xferSize)) |
| 3323 | { |
| 3324 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 3325 | "dxeTXPushFrame end of current frame"); |
| 3326 | break; |
| 3327 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3328 | |
| 3329 | /* This is the LAST descriptor valid for this transaction */ |
| 3330 | LastDesc = currentCtrlBlk->linkedDesc; |
| 3331 | |
| 3332 | /* Program DXE descriptor */ |
| 3333 | currentDesc->dxedesc.dxe_short_desc.srcMemAddrL = |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 3334 | WLANDXE_U32_SWAP_ENDIAN((wpt_uint32)(uintptr_t)sourcePhysicalAddress); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3335 | |
| 3336 | /* Just normal data transfer from aCPU Flat Memory to BMU Q */ |
| 3337 | if((WDTS_CHANNEL_TX_LOW_PRI == channelEntry->channelType) || |
| 3338 | (WDTS_CHANNEL_TX_HIGH_PRI == channelEntry->channelType)) |
| 3339 | { |
| 3340 | currentDesc->dxedesc.dxe_short_desc.dstMemAddrL = |
| 3341 | WLANDXE_U32_SWAP_ENDIAN(channelEntry->channelConfig.refWQ); |
| 3342 | } |
| 3343 | else |
| 3344 | { |
| 3345 | /* Test specific H2H transfer, destination address already set |
| 3346 | * Do Nothing */ |
| 3347 | } |
| 3348 | currentDesc->xfrSize = WLANDXE_U32_SWAP_ENDIAN(xferSize); |
| 3349 | |
| 3350 | /* Program channel control register */ |
| 3351 | /* First frame not set VAL bit, why ??? */ |
| 3352 | if(0 == channelEntry->numFragmentCurrentChain) |
| 3353 | { |
| 3354 | currentDesc->descCtrl.ctrl = channelEntry->extraConfig.cw_ctrl_write; |
| 3355 | } |
| 3356 | else |
| 3357 | { |
| 3358 | currentDesc->descCtrl.ctrl = channelEntry->extraConfig.cw_ctrl_write_valid; |
| 3359 | } |
| 3360 | |
| 3361 | /* Update statistics */ |
| 3362 | channelEntry->numFragmentCurrentChain++; |
| 3363 | channelEntry->numFreeDesc--; |
| 3364 | channelEntry->numRsvdDesc++; |
| 3365 | |
| 3366 | /* Get next control block */ |
| 3367 | currentCtrlBlk = currentCtrlBlk->nextCtrlBlk; |
| 3368 | } |
| 3369 | channelEntry->numTotalFrame++; |
| 3370 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 3371 | "NUM TX FRAG %d, Total Frame %d", |
| 3372 | channelEntry->numFragmentCurrentChain, channelEntry->numTotalFrame); |
| 3373 | |
| 3374 | /* Program Channel control register |
| 3375 | * Set as end of packet |
| 3376 | * Enable interrupt also for first code lock down |
| 3377 | * performace optimization, this will be revisited */ |
| 3378 | if(NULL == LastDesc) |
| 3379 | { |
| 3380 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3381 | "dxeTXPushFrame NULL Last Descriptor, broken chain"); |
| 3382 | return eWLAN_PAL_STATUS_E_FAULT; |
| 3383 | } |
| 3384 | LastDesc->descCtrl.ctrl = channelEntry->extraConfig.cw_ctrl_write_eop_int; |
| 3385 | /* Now First one also Valid ???? |
| 3386 | * this procedure will prevent over handle descriptor from previous |
| 3387 | * TX trigger */ |
| 3388 | firstDesc->descCtrl.ctrl = channelEntry->extraConfig.cw_ctrl_write_valid; |
| 3389 | |
| 3390 | /* If in BMPS mode no need to notify the DXE Engine, notify SMSM instead */ |
| 3391 | if(WLANDXE_RIVA_POWER_STATE_BMPS_UNKNOWN == tempDxeCtrlBlk->rivaPowerState) |
| 3392 | { |
| 3393 | /* Update channel head as next avaliable linked slot */ |
| 3394 | channelEntry->headCtrlBlk = currentCtrlBlk; |
Karthick S | 8a7e286 | 2015-09-14 09:13:37 +0530 | [diff] [blame] | 3395 | if(KickDxe) |
Leo Chang | ac1d361 | 2013-07-01 15:15:51 -0700 | [diff] [blame] | 3396 | { |
| 3397 | tempDxeCtrlBlk->ringNotEmpty = eWLAN_PAL_TRUE; |
| 3398 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 3399 | "SMSM_ret LO=%d HI=%d", |
| 3400 | tempDxeCtrlBlk->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI].numRsvdDesc, |
| 3401 | tempDxeCtrlBlk->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI].numRsvdDesc ); |
Karthick S | 3982307 | 2015-07-08 18:16:41 +0530 | [diff] [blame] | 3402 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
Leo Chang | ac1d361 | 2013-07-01 15:15:51 -0700 | [diff] [blame] | 3403 | dxeNotifySmsm(eWLAN_PAL_TRUE, eWLAN_PAL_FALSE); |
| 3404 | tempDxeCtrlBlk->smsmToggled = eWLAN_PAL_TRUE; |
Sravan Kumar Kairam | a8269e7 | 2015-11-06 12:13:24 +0530 | [diff] [blame^] | 3405 | DXTRACE(dxeTrace(channelEntry->channelType, TRACE_SMSM_NOTIFY, TRACE_WLANDXE_VAR_ENABLE)); |
Leo Chang | ac1d361 | 2013-07-01 15:15:51 -0700 | [diff] [blame] | 3406 | } |
Madan Mohan Koyyalamudi | 2edf6f6 | 2012-10-15 15:56:34 -0700 | [diff] [blame] | 3407 | return status; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3408 | } |
| 3409 | |
| 3410 | /* If DXE use external descriptor, registers are not needed to be programmed |
| 3411 | * Just after finish to program descriptor, tirigger to send */ |
| 3412 | if(channelEntry->extraConfig.chan_mask & WLANDXE_CH_CTRL_EDEN_MASK) |
| 3413 | { |
| 3414 | /* Issue a dummy read from the DXE descriptor DDR location to |
| 3415 | ensure that any previously posted write to the descriptor |
| 3416 | completes. */ |
| 3417 | if(channelEntry->extraConfig.cw_ctrl_write_valid != firstDesc->descCtrl.ctrl) |
| 3418 | { |
| 3419 | //HDXE_ASSERT(0); |
| 3420 | } |
| 3421 | |
| 3422 | /* Everything is ready |
| 3423 | * Trigger to start DMA */ |
| 3424 | status = wpalWriteRegister(channelEntry->channelRegister.chDXECtrlRegAddr, |
| 3425 | channelEntry->extraConfig.chan_mask); |
| 3426 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3427 | { |
| 3428 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3429 | "dxeTXPushFrame Write Channel Ctrl Register fail"); |
| 3430 | return status; |
| 3431 | } |
Sravan Kumar Kairam | a8269e7 | 2015-11-06 12:13:24 +0530 | [diff] [blame^] | 3432 | DXTRACE(dxeTrace(channelEntry->channelType, TRACE_CH_ENABLE, TRACE_WLANDXE_VAR_ENABLE)); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3433 | |
| 3434 | /* Update channel head as next avaliable linked slot */ |
| 3435 | channelEntry->headCtrlBlk = currentCtrlBlk; |
| 3436 | |
| 3437 | 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] | 3438 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3439 | return status; |
| 3440 | } |
| 3441 | |
| 3442 | /* If DXE not use external descriptor, program each registers */ |
| 3443 | /* Circular buffer handle not need to program DESC register??? |
| 3444 | * GEN5 code not programed RING buffer case |
| 3445 | * REVISIT THIS !!!!!! */ |
| 3446 | if((WDTS_CHANNEL_TX_LOW_PRI == channelEntry->channelType) || |
| 3447 | (WDTS_CHANNEL_TX_HIGH_PRI == channelEntry->channelType)) |
| 3448 | { |
| 3449 | /* Destination address, assigned Work Q */ |
| 3450 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDadrlRegAddr, |
| 3451 | channelEntry->channelConfig.refWQ); |
| 3452 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3453 | { |
| 3454 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3455 | "dxeTXPushFrame Program dest address register fail"); |
| 3456 | return status; |
| 3457 | } |
| 3458 | /* If descriptor format is SHORT */ |
| 3459 | if(channelEntry->channelConfig.useShortDescFmt) |
| 3460 | { |
| 3461 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDadrhRegAddr, |
| 3462 | 0); |
| 3463 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3464 | { |
| 3465 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3466 | "dxeTXPushFrame Program dest address register fail"); |
| 3467 | return status; |
| 3468 | } |
| 3469 | } |
| 3470 | else |
| 3471 | { |
| 3472 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3473 | "dxeTXPushFrame LONG Descriptor Format!!!"); |
| 3474 | } |
| 3475 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3476 | |
| 3477 | /* Program Source address register |
| 3478 | * This address is already programmed into DXE Descriptor |
| 3479 | * But register also upadte */ |
| 3480 | status = wpalWriteRegister(channelEntry->channelRegister.chDXESadrlRegAddr, |
| 3481 | WLANDXE_U32_SWAP_ENDIAN(firstDesc->dxedesc.dxe_short_desc.srcMemAddrL)); |
| 3482 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3483 | { |
| 3484 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3485 | "dxeTXPushFrame Program src address register fail"); |
| 3486 | return status; |
| 3487 | } |
| 3488 | /* If descriptor format is SHORT */ |
| 3489 | if(channelEntry->channelConfig.useShortDescFmt) |
| 3490 | { |
| 3491 | status = wpalWriteRegister(channelEntry->channelRegister.chDXESadrhRegAddr, |
| 3492 | 0); |
| 3493 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3494 | { |
| 3495 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3496 | "dxeTXPushFrame Program dest address register fail"); |
| 3497 | return status; |
| 3498 | } |
| 3499 | } |
| 3500 | else |
| 3501 | { |
| 3502 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3503 | "dxeTXPushFrame LONG Descriptor Format!!!"); |
| 3504 | } |
| 3505 | |
| 3506 | /* Linked list Descriptor pointer */ |
| 3507 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDesclRegAddr, |
| 3508 | channelEntry->headCtrlBlk->linkedDescPhyAddr); |
| 3509 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3510 | { |
| 3511 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3512 | "dxeTXPushFrame Write DESC Address register fail"); |
| 3513 | return status; |
| 3514 | } |
| 3515 | /* If descriptor format is SHORT */ |
| 3516 | if(channelEntry->channelConfig.useShortDescFmt) |
| 3517 | { |
| 3518 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDeschRegAddr, |
| 3519 | 0); |
| 3520 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3521 | { |
| 3522 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3523 | "dxeTXPushFrame Program dest address register fail"); |
| 3524 | return status; |
| 3525 | } |
| 3526 | } |
| 3527 | else |
| 3528 | { |
| 3529 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3530 | "dxeTXPushFrame LONG Descriptor Format!!!"); |
| 3531 | } |
| 3532 | |
| 3533 | /* Transfer Size */ |
| 3534 | xferSize = WLANDXE_U32_SWAP_ENDIAN(firstDesc->xfrSize); |
| 3535 | status = wpalWriteRegister(channelEntry->channelRegister.chDXESzRegAddr, |
| 3536 | xferSize); |
| 3537 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3538 | { |
| 3539 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3540 | "dxeTXPushFrame Write DESC Address register fail"); |
| 3541 | return status; |
| 3542 | } |
| 3543 | |
| 3544 | /* Everything is ready |
| 3545 | * Trigger to start DMA */ |
| 3546 | status = wpalWriteRegister(channelEntry->channelRegister.chDXECtrlRegAddr, |
| 3547 | channelEntry->extraConfig.chan_mask); |
| 3548 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3549 | { |
| 3550 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3551 | "dxeTXPushFrame Write Channel Ctrl Register fail"); |
| 3552 | return status; |
| 3553 | } |
| 3554 | |
| 3555 | /* Update channel head as next avaliable linked slot */ |
| 3556 | channelEntry->headCtrlBlk = currentCtrlBlk; |
| 3557 | |
| 3558 | 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] | 3559 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3560 | return status; |
| 3561 | } |
| 3562 | |
| 3563 | /*========================================================================== |
| 3564 | @ Function Name |
| 3565 | dxeTXCompFrame |
| 3566 | |
| 3567 | @ Description |
| 3568 | TX Frame transfer complete event handler |
| 3569 | |
| 3570 | @ Parameters |
| 3571 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 3572 | DXE host driver main control block |
| 3573 | WLANDXE_ChannelCBType *channelEntry |
| 3574 | Channel specific control block |
| 3575 | |
| 3576 | @ Return |
| 3577 | PAL_STATUS_T |
| 3578 | ===========================================================================*/ |
| 3579 | static wpt_status dxeTXCompFrame |
| 3580 | ( |
| 3581 | WLANDXE_CtrlBlkType *hostCtxt, |
| 3582 | WLANDXE_ChannelCBType *channelEntry |
| 3583 | ) |
| 3584 | { |
| 3585 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 3586 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = NULL; |
| 3587 | WLANDXE_DescType *currentDesc = NULL; |
| 3588 | wpt_uint32 descCtrlValue = 0; |
| 3589 | unsigned int *lowThreshold = NULL; |
| 3590 | |
| 3591 | 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] | 3592 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3593 | |
| 3594 | /* Sanity */ |
| 3595 | if((NULL == hostCtxt) || (NULL == channelEntry)) |
| 3596 | { |
| 3597 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3598 | "dxeTXCompFrame Invalid ARG"); |
| 3599 | return eWLAN_PAL_STATUS_E_INVAL; |
| 3600 | } |
| 3601 | |
| 3602 | if(NULL == hostCtxt->txCompCB) |
| 3603 | { |
| 3604 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3605 | "dxeTXCompFrame TXCompCB is not registered"); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3606 | return eWLAN_PAL_STATUS_SUCCESS; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3607 | } |
| 3608 | |
Madan Mohan Koyyalamudi | b2cb8be | 2012-11-27 15:07:43 -0800 | [diff] [blame] | 3609 | status = wpalMutexAcquire(&channelEntry->dxeChannelLock); |
| 3610 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3611 | { |
| 3612 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3613 | "dxeTXCompFrame Mutex Acquire fail"); |
| 3614 | return status; |
| 3615 | } |
| 3616 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3617 | currentCtrlBlk = channelEntry->tailCtrlBlk; |
| 3618 | currentDesc = currentCtrlBlk->linkedDesc; |
| 3619 | |
| 3620 | if( currentCtrlBlk == channelEntry->headCtrlBlk ) |
| 3621 | { |
Madan Mohan Koyyalamudi | b2cb8be | 2012-11-27 15:07:43 -0800 | [diff] [blame] | 3622 | status = wpalMutexRelease(&channelEntry->dxeChannelLock); |
| 3623 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3624 | { |
| 3625 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3626 | "dxeTXCompFrame Mutex Release fail"); |
| 3627 | return status; |
| 3628 | } |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3629 | return eWLAN_PAL_STATUS_SUCCESS; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3630 | } |
| 3631 | |
Kiet Lam | 842dad0 | 2014-02-18 18:44:02 -0800 | [diff] [blame] | 3632 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3633 | while(1) |
| 3634 | { |
| 3635 | // HDXE_ASSERT(WLAN_PAL_IS_STATUS_SUCCESS(WLAN_RivaValidateDesc(currentDesc))); |
| 3636 | descCtrlValue = currentDesc->descCtrl.ctrl; |
| 3637 | if((descCtrlValue & WLANDXE_DESC_CTRL_VALID)) |
| 3638 | { |
| 3639 | /* caught up with head, bail out */ |
| 3640 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_MED, |
| 3641 | "dxeTXCompFrame caught up with head - next DESC has VALID set"); |
| 3642 | break; |
| 3643 | } |
| 3644 | |
Manjunathappa Prakash | fb58546 | 2013-12-23 19:07:07 -0800 | [diff] [blame] | 3645 | if(currentCtrlBlk->xfrFrame == NULL) |
| 3646 | { |
| 3647 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3648 | "Invalid transfer frame"); |
| 3649 | HDXE_ASSERT(0); |
| 3650 | break; |
| 3651 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3652 | channelEntry->numFreeDesc++; |
| 3653 | channelEntry->numRsvdDesc--; |
| 3654 | |
| 3655 | /* Send Frame TX Complete notification with frame start fragment location */ |
| 3656 | if(WLANDXE_U32_SWAP_ENDIAN(descCtrlValue) & WLANDXE_DESC_CTRL_EOP) |
| 3657 | { |
| 3658 | hostCtxt->txCompletedFrames--; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3659 | status = wpalUnlockPacket(currentCtrlBlk->xfrFrame); |
| 3660 | if (eWLAN_PAL_STATUS_SUCCESS != status) |
| 3661 | { |
| 3662 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3663 | "dxeRXFrameReady unable to unlock packet"); |
Madan Mohan Koyyalamudi | b2cb8be | 2012-11-27 15:07:43 -0800 | [diff] [blame] | 3664 | status = wpalMutexRelease(&channelEntry->dxeChannelLock); |
| 3665 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3666 | { |
| 3667 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3668 | "dxeTXCompFrame Mutex Release fail"); |
| 3669 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3670 | return status; |
| 3671 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3672 | hostCtxt->txCompCB(hostCtxt->clientCtxt, |
| 3673 | currentCtrlBlk->xfrFrame, |
| 3674 | eWLAN_PAL_STATUS_SUCCESS); |
| 3675 | channelEntry->numFragmentCurrentChain = 0; |
| 3676 | } |
| 3677 | currentCtrlBlk = currentCtrlBlk->nextCtrlBlk; |
| 3678 | currentDesc = currentCtrlBlk->linkedDesc; |
| 3679 | |
| 3680 | /* Break condition |
| 3681 | * Head control block is the control block must be programed for the next TX |
| 3682 | * so, head control block is not programmed control block yet |
| 3683 | * if loop encounte head control block, stop to complete |
| 3684 | * in theory, COMP CB must be called already ??? */ |
| 3685 | if(currentCtrlBlk == channelEntry->headCtrlBlk) |
| 3686 | { |
| 3687 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_MED, |
| 3688 | "dxeTXCompFrame caught up with head ptr"); |
| 3689 | break; |
| 3690 | } |
| 3691 | /* VALID Bit check ???? */ |
| 3692 | } |
| 3693 | |
| 3694 | /* Tail and Head Control block must be same */ |
| 3695 | channelEntry->tailCtrlBlk = currentCtrlBlk; |
| 3696 | |
| 3697 | lowThreshold = channelEntry->channelType == WDTS_CHANNEL_TX_LOW_PRI? |
| 3698 | &(hostCtxt->txCompInt.txLowResourceThreshold_LoPriCh): |
| 3699 | &(hostCtxt->txCompInt.txLowResourceThreshold_HiPriCh); |
| 3700 | |
| 3701 | /* If specific channel hit low resource condition send notification to upper layer */ |
| 3702 | if((eWLAN_PAL_TRUE == channelEntry->hitLowResource) && |
| 3703 | (channelEntry->numFreeDesc > *lowThreshold)) |
| 3704 | { |
| 3705 | /* Change it back if we raised it for fetching a remaining packet from TL */ |
| 3706 | if(WLANDXE_TX_LOW_RES_THRESHOLD > *lowThreshold) |
| 3707 | { |
| 3708 | *lowThreshold = WLANDXE_TX_LOW_RES_THRESHOLD; |
| 3709 | } |
| 3710 | |
| 3711 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 3712 | "DXE TX %d channel recovered from low resource", channelEntry->channelType); |
| 3713 | hostCtxt->lowResourceCB(hostCtxt->clientCtxt, |
| 3714 | channelEntry->channelType, |
| 3715 | eWLAN_PAL_TRUE); |
| 3716 | channelEntry->hitLowResource = eWLAN_PAL_FALSE; |
| 3717 | } |
| 3718 | |
Madan Mohan Koyyalamudi | b2cb8be | 2012-11-27 15:07:43 -0800 | [diff] [blame] | 3719 | status = wpalMutexRelease(&channelEntry->dxeChannelLock); |
| 3720 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3721 | { |
| 3722 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3723 | "dxeTXCompFrame Mutex Release fail"); |
| 3724 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3725 | |
| 3726 | 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] | 3727 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3728 | return status; |
| 3729 | } |
| 3730 | |
| 3731 | /*========================================================================== |
Mihir Shete | dfc33ec | 2014-10-15 13:14:38 +0530 | [diff] [blame] | 3732 | @ Function Name |
| 3733 | dxeTXCleanup |
| 3734 | |
| 3735 | @ Description |
| 3736 | Cleanup the TX channels after DXE Error |
| 3737 | |
| 3738 | @ Parameters |
| 3739 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 3740 | DXE host driver main control block |
| 3741 | |
| 3742 | @ Return |
| 3743 | PAL_STATUS_T |
| 3744 | ===========================================================================*/ |
| 3745 | static wpt_status dxeTXCleanup |
| 3746 | ( |
| 3747 | WLANDXE_CtrlBlkType *hostCtxt |
| 3748 | ) |
| 3749 | { |
| 3750 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 3751 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = NULL; |
| 3752 | WLANDXE_DescType *currentDesc = NULL; |
| 3753 | wpt_uint32 descCtrlValue = 0; |
| 3754 | unsigned int *lowThreshold = NULL; |
| 3755 | unsigned int idx; |
| 3756 | WLANDXE_ChannelCBType *channelEntry; |
| 3757 | |
| 3758 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 3759 | "%s Enter", __func__); |
| 3760 | |
| 3761 | /* Sanity */ |
| 3762 | if((NULL == hostCtxt)) |
| 3763 | { |
| 3764 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 3765 | "%s: Invalid ARG", __func__); |
| 3766 | return eWLAN_PAL_STATUS_E_INVAL; |
| 3767 | } |
| 3768 | |
| 3769 | if(NULL == hostCtxt->txCompCB) |
| 3770 | { |
| 3771 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 3772 | "%s: TXCompCB is not registered",__func__); |
| 3773 | return eWLAN_PAL_STATUS_SUCCESS; |
| 3774 | } |
| 3775 | |
| 3776 | for(idx = 0; idx < WDTS_CHANNEL_MAX; idx++) |
| 3777 | { |
| 3778 | channelEntry = &tempDxeCtrlBlk->dxeChannel[idx]; |
| 3779 | if(idx != WDTS_CHANNEL_TX_LOW_PRI && idx != WDTS_CHANNEL_TX_HIGH_PRI) |
| 3780 | { |
| 3781 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 3782 | "%s: %11s continue",__func__, |
| 3783 | channelType[channelEntry->channelType]); |
| 3784 | continue; |
| 3785 | } |
| 3786 | |
| 3787 | status = wpalMutexAcquire(&channelEntry->dxeChannelLock); |
| 3788 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3789 | { |
| 3790 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3791 | "%s: %11s Mutex Acquire fail",__func__, |
| 3792 | channelType[channelEntry->channelType]); |
| 3793 | return status; |
| 3794 | } |
| 3795 | |
| 3796 | currentCtrlBlk = channelEntry->tailCtrlBlk; |
| 3797 | currentDesc = currentCtrlBlk->linkedDesc; |
| 3798 | |
| 3799 | if( currentCtrlBlk == channelEntry->headCtrlBlk ) |
| 3800 | { |
| 3801 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 3802 | "%s: %11s Head and Tail are Same",__func__, |
| 3803 | channelType[channelEntry->channelType]); |
| 3804 | |
| 3805 | status = wpalMutexRelease(&channelEntry->dxeChannelLock); |
| 3806 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3807 | { |
| 3808 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3809 | "%s: %11s Mutex Release fail",__func__, |
| 3810 | channelType[channelEntry->channelType]); |
| 3811 | return status; |
| 3812 | } |
| 3813 | continue; |
| 3814 | } |
| 3815 | |
| 3816 | while(1) |
| 3817 | { |
| 3818 | descCtrlValue = currentDesc->descCtrl.ctrl; |
| 3819 | if((descCtrlValue & WLANDXE_DESC_CTRL_VALID)) |
| 3820 | { |
| 3821 | /* invalidate... */ |
| 3822 | currentDesc->descCtrl.ctrl &= ~WLANDXE_DESC_CTRL_VALID; |
| 3823 | } |
| 3824 | |
| 3825 | if(currentCtrlBlk->xfrFrame == NULL) |
| 3826 | { |
| 3827 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 3828 | "%s: %11s Invalid transfer frame",__func__, |
| 3829 | channelType[channelEntry->channelType]); |
| 3830 | HDXE_ASSERT(0); |
| 3831 | break; |
| 3832 | } |
| 3833 | channelEntry->numFreeDesc++; |
| 3834 | channelEntry->numRsvdDesc--; |
| 3835 | |
| 3836 | /* Send Frame TX Complete notification with frame start fragment location */ |
| 3837 | if(WLANDXE_U32_SWAP_ENDIAN(descCtrlValue) & WLANDXE_DESC_CTRL_EOP) |
| 3838 | { |
| 3839 | hostCtxt->txCompletedFrames--; |
| 3840 | status = wpalUnlockPacket(currentCtrlBlk->xfrFrame); |
| 3841 | if (eWLAN_PAL_STATUS_SUCCESS != status) |
| 3842 | { |
| 3843 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3844 | "%s: unable to unlock packet",__func__); |
| 3845 | status = wpalMutexRelease(&channelEntry->dxeChannelLock); |
| 3846 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3847 | { |
| 3848 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3849 | "%s: Mutex Release fail",__func__); |
| 3850 | } |
| 3851 | return status; |
| 3852 | } |
| 3853 | hostCtxt->txCompCB(hostCtxt->clientCtxt, |
| 3854 | currentCtrlBlk->xfrFrame, |
| 3855 | eWLAN_PAL_STATUS_SUCCESS); //mir: SUCCESS or FAILURE? |
| 3856 | channelEntry->numFragmentCurrentChain = 0; |
| 3857 | } |
| 3858 | currentCtrlBlk = currentCtrlBlk->nextCtrlBlk; |
| 3859 | currentDesc = currentCtrlBlk->linkedDesc; |
| 3860 | |
| 3861 | /* Break condition |
| 3862 | * Head control block is the control block must be programed for the next TX |
| 3863 | * so, head control block is not programmed control block yet |
| 3864 | * if loop encounte head control block, stop to complete |
| 3865 | * in theory, COMP CB must be called already ??? */ |
| 3866 | if(currentCtrlBlk == channelEntry->headCtrlBlk) |
| 3867 | { |
| 3868 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 3869 | "%s: %11s caught up with head ptr",__func__, |
| 3870 | channelType[channelEntry->channelType]); |
| 3871 | break; |
| 3872 | } |
| 3873 | /* VALID Bit check ???? */ |
| 3874 | } |
| 3875 | |
| 3876 | /* Tail and Head Control block must be same */ |
| 3877 | channelEntry->tailCtrlBlk = currentCtrlBlk; |
| 3878 | /* Re-Sync Head and CDR */ |
| 3879 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDesclRegAddr, |
| 3880 | channelEntry->headCtrlBlk->linkedDescPhyAddr); |
| 3881 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3882 | { |
| 3883 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3884 | "dxeChannelInitProgram Write DESC Address register fail"); |
| 3885 | status = wpalMutexRelease(&channelEntry->dxeChannelLock); |
| 3886 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3887 | { |
| 3888 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3889 | "%s: %11s Mutex Release fail", __func__, |
| 3890 | channelType[channelEntry->channelType]); |
| 3891 | } |
| 3892 | return status; |
| 3893 | } |
| 3894 | |
| 3895 | lowThreshold = channelEntry->channelType == WDTS_CHANNEL_TX_LOW_PRI? |
| 3896 | &(hostCtxt->txCompInt.txLowResourceThreshold_LoPriCh): |
| 3897 | &(hostCtxt->txCompInt.txLowResourceThreshold_HiPriCh); |
| 3898 | |
| 3899 | /* If specific channel hit low resource condition send notification to upper layer */ |
| 3900 | if((eWLAN_PAL_TRUE == channelEntry->hitLowResource) && |
| 3901 | (channelEntry->numFreeDesc > *lowThreshold)) |
| 3902 | { |
| 3903 | /* Change it back if we raised it for fetching a remaining packet from TL */ |
| 3904 | if(WLANDXE_TX_LOW_RES_THRESHOLD > *lowThreshold) |
| 3905 | { |
| 3906 | *lowThreshold = WLANDXE_TX_LOW_RES_THRESHOLD; |
| 3907 | } |
| 3908 | |
| 3909 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 3910 | "DXE TX %d channel recovered from low resource", channelEntry->channelType); |
| 3911 | hostCtxt->lowResourceCB(hostCtxt->clientCtxt, |
| 3912 | channelEntry->channelType, |
| 3913 | eWLAN_PAL_TRUE); |
| 3914 | channelEntry->hitLowResource = eWLAN_PAL_FALSE; |
| 3915 | } |
| 3916 | status = wpalMutexRelease(&channelEntry->dxeChannelLock); |
| 3917 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3918 | { |
| 3919 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3920 | "%s: %11s Mutex Release fail", __func__, |
| 3921 | channelType[channelEntry->channelType]); |
| 3922 | } |
| 3923 | } |
| 3924 | |
| 3925 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 3926 | "%s Exit", __func__); |
| 3927 | return status; |
| 3928 | } |
| 3929 | /*========================================================================== |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3930 | @ Function Name |
| 3931 | dxeTXEventHandler |
| 3932 | |
| 3933 | @ Description |
| 3934 | If DXE HW sends TX related interrupt, this event handler will be called |
| 3935 | Handle higher priority channel first |
| 3936 | Figureout why interrupt happen and call appropriate final even handler |
| 3937 | TX complete or error happen |
| 3938 | |
| 3939 | @ Parameters |
| 3940 | void *msgPtr |
| 3941 | Even MSG |
| 3942 | |
| 3943 | @ Return |
| 3944 | PAL_STATUS_T |
| 3945 | ===========================================================================*/ |
| 3946 | void dxeTXEventHandler |
| 3947 | ( |
| 3948 | wpt_msg *msgPtr |
| 3949 | ) |
| 3950 | { |
| 3951 | wpt_msg *msgContent = (wpt_msg *)msgPtr; |
| 3952 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
| 3953 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 3954 | wpt_uint32 intSrc = 0; |
| 3955 | wpt_uint32 chStat = 0; |
| 3956 | WLANDXE_ChannelCBType *channelCb = NULL; |
| 3957 | |
Madan Mohan Koyyalamudi | 48e375a | 2012-09-24 13:19:17 -0700 | [diff] [blame] | 3958 | wpt_uint8 bEnableISR = 0; |
Madan Mohan Koyyalamudi | dfd6aa8 | 2012-10-18 20:18:43 -0700 | [diff] [blame] | 3959 | static wpt_uint8 successiveIntWithIMPS; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3960 | |
| 3961 | 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] | 3962 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3963 | |
| 3964 | dxeCtxt = (WLANDXE_CtrlBlkType *)(msgContent->pContext); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3965 | dxeCtxt->ucTxMsgCnt = 0; |
| 3966 | |
| 3967 | if(eWLAN_PAL_TRUE == dxeCtxt->driverReloadInProcessing) |
| 3968 | { |
| 3969 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3970 | "wlan: TX COMP WLAN Driver re-loading in progress"); |
| 3971 | return; |
| 3972 | } |
| 3973 | |
Sravan Kumar Kairam | 8bbda36 | 2015-10-06 11:51:14 +0530 | [diff] [blame] | 3974 | /* Read whole interrupt mask register and exclusive only this channel int */ |
| 3975 | status = wpalReadRegister(WLANDXE_INT_SRC_RAW_ADDRESS, |
| 3976 | &intSrc); |
| 3977 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3978 | { |
| 3979 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3980 | "dxeTXCompleteEventHandler Read INT_DONE_SRC register fail"); |
| 3981 | return; |
| 3982 | } |
| 3983 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_MED, |
| 3984 | "TX Event Handler INT Source 0x%x", intSrc); |
| 3985 | |
| 3986 | dxeEnvBlk.txCmpIntChanlSrc = intSrc&0xFF; |
| 3987 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3988 | /* Return from here if the RIVA is in IMPS, to avoid register access */ |
| 3989 | if(WLANDXE_POWER_STATE_IMPS == dxeCtxt->hostPowerState) |
| 3990 | { |
Madan Mohan Koyyalamudi | 48e375a | 2012-09-24 13:19:17 -0700 | [diff] [blame] | 3991 | successiveIntWithIMPS++; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3992 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 48e375a | 2012-09-24 13:19:17 -0700 | [diff] [blame] | 3993 | "dxeTXEventHandler IMPS TX COMP INT successiveIntWithIMPS %d", successiveIntWithIMPS); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3994 | status = dxeTXCompFrame(dxeCtxt, &dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI]); |
| 3995 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3996 | { |
| 3997 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 48e375a | 2012-09-24 13:19:17 -0700 | [diff] [blame] | 3998 | "dxeTXEventHandler IMPS HC COMP interrupt fail"); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3999 | } |
Madan Mohan Koyyalamudi | 1bed598 | 2012-10-22 14:38:06 -0700 | [diff] [blame] | 4000 | |
Madan Mohan Koyyalamudi | 48e375a | 2012-09-24 13:19:17 -0700 | [diff] [blame] | 4001 | status = dxeTXCompFrame(dxeCtxt, &dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI]); |
| 4002 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4003 | { |
| 4004 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4005 | "dxeTXEventHandler IMPS LC COMP interrupt fail"); |
| 4006 | } |
| 4007 | |
| 4008 | if(((dxeCtxt->txCompletedFrames) && |
| 4009 | (eWLAN_PAL_FALSE == dxeCtxt->txIntEnable)) && |
| 4010 | (successiveIntWithIMPS == 1)) |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 4011 | { |
| 4012 | dxeCtxt->txIntEnable = eWLAN_PAL_TRUE; |
| 4013 | wpalEnableInterrupt(DXE_INTERRUPT_TX_COMPLE); |
| 4014 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 4015 | "TX COMP INT Enabled, remain TX frame count on ring %d", |
| 4016 | dxeCtxt->txCompletedFrames); |
Sravan Kumar Kairam | 8bbda36 | 2015-10-06 11:51:14 +0530 | [diff] [blame] | 4017 | |
| 4018 | dxeEnvBlk.txCmpIntChanlSrc = 0; |
| 4019 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 4020 | /*Kicking the DXE after the TX Complete interrupt was enabled - to avoid |
| 4021 | the posibility of a race*/ |
| 4022 | dxePsComplete(dxeCtxt, eWLAN_PAL_TRUE); |
| 4023 | } |
Madan Mohan Koyyalamudi | 48e375a | 2012-09-24 13:19:17 -0700 | [diff] [blame] | 4024 | else |
| 4025 | { |
| 4026 | dxeCtxt->txIntEnable = eWLAN_PAL_FALSE; |
| 4027 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4028 | "TX COMP INT NOT Enabled, RIVA still wake up? remain TX frame count on ring %d, successiveIntWithIMPS %d", |
| 4029 | dxeCtxt->txCompletedFrames, successiveIntWithIMPS); |
| 4030 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4031 | return; |
| 4032 | } |
| 4033 | |
Madan Mohan Koyyalamudi | 48e375a | 2012-09-24 13:19:17 -0700 | [diff] [blame] | 4034 | successiveIntWithIMPS = 0; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4035 | if((!dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI].extraConfig.chEnabled) || |
| 4036 | (!dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI].extraConfig.chEnabled)) |
| 4037 | { |
| 4038 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4039 | "DXE already stopped in TX event handler. Just return"); |
| 4040 | return; |
| 4041 | } |
| 4042 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4043 | /* Test High Priority Channel is the INT source or not */ |
| 4044 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI]; |
| 4045 | if(intSrc & (1 << channelCb->assignedDMAChannel)) |
| 4046 | { |
| 4047 | status = dxeChannelCleanInt(channelCb, &chStat); |
| 4048 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4049 | { |
| 4050 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4051 | "dxeTXEventHandler INT Clean up fail"); |
| 4052 | return; |
| 4053 | } |
| 4054 | |
| 4055 | if(WLANDXE_CH_STAT_INT_ERR_MASK & chStat) |
| 4056 | { |
| 4057 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 4058 | "%11s : 0x%x Error Reported, Reload Driver", |
| 4059 | channelType[channelCb->channelType], chStat); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 4060 | |
Mihir Shete | dfc33ec | 2014-10-15 13:14:38 +0530 | [diff] [blame] | 4061 | if (eWLAN_PAL_STATUS_SUCCESS != |
| 4062 | dxeErrHandler(channelCb, chStat)) |
| 4063 | { |
| 4064 | dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE; |
| 4065 | wpalWlanReload(); |
| 4066 | dxeStartSSRTimer(dxeCtxt); |
| 4067 | } |
| 4068 | bEnableISR = 1; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4069 | } |
| 4070 | else if(WLANDXE_CH_STAT_INT_DONE_MASK & chStat) |
| 4071 | { |
| 4072 | /* Handle TX complete for high priority channel */ |
| 4073 | status = dxeTXCompFrame(dxeCtxt, |
| 4074 | channelCb); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 4075 | bEnableISR = 1; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4076 | } |
| 4077 | else if(WLANDXE_CH_STAT_INT_ED_MASK & chStat) |
| 4078 | { |
| 4079 | /* Handle TX complete for high priority channel */ |
| 4080 | status = dxeTXCompFrame(dxeCtxt, |
| 4081 | channelCb); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 4082 | bEnableISR = 1; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4083 | } |
| 4084 | else |
| 4085 | { |
| 4086 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4087 | "dxeTXEventHandler TX HI status=%x", chStat); |
| 4088 | } |
| 4089 | |
| 4090 | if(WLANDXE_CH_STAT_MASKED_MASK & chStat) |
| 4091 | { |
| 4092 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_HIGH, |
| 4093 | "dxeTXEventHandler TX HIGH Channel Masked Unmask it!!!!"); |
| 4094 | } |
| 4095 | |
| 4096 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_HIGH, |
| 4097 | "TX HIGH STAT 0x%x RESRVD %d", chStat, channelCb->numRsvdDesc); |
| 4098 | } |
| 4099 | |
| 4100 | /* Test Low Priority Channel interrupt is enabled or not */ |
| 4101 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI]; |
| 4102 | if(intSrc & (1 << channelCb->assignedDMAChannel)) |
| 4103 | { |
| 4104 | status = dxeChannelCleanInt(channelCb, &chStat); |
| 4105 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4106 | { |
| 4107 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4108 | "dxeTXEventHandler INT Clean up fail"); |
| 4109 | return; |
| 4110 | } |
| 4111 | |
| 4112 | if(WLANDXE_CH_STAT_INT_ERR_MASK & chStat) |
| 4113 | { |
| 4114 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 4115 | "%11s : 0x%x Error Reported, Reload Driver", |
| 4116 | channelType[channelCb->channelType], chStat); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 4117 | |
Mihir Shete | dfc33ec | 2014-10-15 13:14:38 +0530 | [diff] [blame] | 4118 | if (eWLAN_PAL_STATUS_SUCCESS != |
| 4119 | dxeErrHandler(channelCb, chStat)) |
| 4120 | { |
| 4121 | dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE; |
| 4122 | wpalWlanReload(); |
| 4123 | dxeStartSSRTimer(dxeCtxt); |
| 4124 | } |
| 4125 | bEnableISR = 1; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4126 | } |
| 4127 | else if(WLANDXE_CH_STAT_INT_DONE_MASK & chStat) |
| 4128 | { |
| 4129 | /* Handle TX complete for low priority channel */ |
| 4130 | status = dxeTXCompFrame(dxeCtxt, |
| 4131 | channelCb); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 4132 | bEnableISR = 1; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4133 | } |
| 4134 | else if(WLANDXE_CH_STAT_INT_ED_MASK & chStat) |
| 4135 | { |
| 4136 | /* Handle TX complete for low priority channel */ |
| 4137 | status = dxeTXCompFrame(dxeCtxt, |
| 4138 | channelCb); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 4139 | bEnableISR = 1; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4140 | } |
| 4141 | else |
| 4142 | { |
| 4143 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4144 | "dxeTXEventHandler TX LO status=%x", chStat); |
| 4145 | } |
| 4146 | |
| 4147 | if(WLANDXE_CH_STAT_MASKED_MASK & chStat) |
| 4148 | { |
| 4149 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_HIGH, |
| 4150 | "dxeTXEventHandler TX Low Channel Masked Unmask it!!!!"); |
| 4151 | } |
| 4152 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
| 4153 | "TX LOW STAT 0x%x RESRVD %d", chStat, channelCb->numRsvdDesc); |
| 4154 | } |
| 4155 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4156 | if((bEnableISR || (dxeCtxt->txCompletedFrames)) && |
| 4157 | (eWLAN_PAL_FALSE == dxeCtxt->txIntEnable)) |
| 4158 | { |
| 4159 | dxeCtxt->txIntEnable = eWLAN_PAL_TRUE; |
| 4160 | wpalEnableInterrupt(DXE_INTERRUPT_TX_COMPLE); |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 4161 | if(0 != dxeCtxt->txCompletedFrames) |
| 4162 | { |
| 4163 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 4164 | "TX COMP INT Enabled, remain TX frame count on ring %d", |
| 4165 | dxeCtxt->txCompletedFrames); |
| 4166 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4167 | } |
| 4168 | |
Sravan Kumar Kairam | a8269e7 | 2015-11-06 12:13:24 +0530 | [diff] [blame^] | 4169 | if(eWLAN_PAL_TRUE == dxeCtxt->txIntEnable) |
| 4170 | DXTRACE(dxeTrace(WLANDXE_DMA_CHANNEL_MAX, TRACE_TXINT_STATE, |
| 4171 | TRACE_WLANDXE_VAR_ENABLE)); |
| 4172 | |
Sravan Kumar Kairam | 8bbda36 | 2015-10-06 11:51:14 +0530 | [diff] [blame] | 4173 | dxeEnvBlk.txCmpIntChanlSrc = 0; |
| 4174 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4175 | /*Kicking the DXE after the TX Complete interrupt was enabled - to avoid |
| 4176 | the posibility of a race*/ |
| 4177 | dxePsComplete(dxeCtxt, eWLAN_PAL_TRUE); |
| 4178 | |
| 4179 | 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] | 4180 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4181 | return; |
| 4182 | } |
| 4183 | |
| 4184 | |
| 4185 | /*========================================================================== |
| 4186 | @ Function Name |
| 4187 | dxeTXCompleteProcessing |
| 4188 | |
| 4189 | @ Description |
| 4190 | If DXE HW sends TX related interrupt, this event handler will be called |
| 4191 | Handle higher priority channel first |
| 4192 | Figureout why interrupt happen and call appropriate final even handler |
| 4193 | TX complete or error happen |
| 4194 | |
| 4195 | @ Parameters |
| 4196 | dxeCtxt DXE context |
| 4197 | |
| 4198 | @ Return |
| 4199 | PAL_STATUS_T |
| 4200 | ===========================================================================*/ |
| 4201 | void dxeTXCompleteProcessing |
| 4202 | ( |
| 4203 | WLANDXE_CtrlBlkType *dxeCtxt |
| 4204 | ) |
| 4205 | { |
| 4206 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 4207 | WLANDXE_ChannelCBType *channelCb = NULL; |
| 4208 | |
| 4209 | 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] | 4210 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4211 | |
| 4212 | /* Test High Priority Channel is the INT source or not */ |
| 4213 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI]; |
| 4214 | |
| 4215 | /* Handle TX complete for high priority channel */ |
| 4216 | status = dxeTXCompFrame(dxeCtxt, channelCb); |
| 4217 | |
| 4218 | /* Test Low Priority Channel interrupt is enabled or not */ |
| 4219 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI]; |
| 4220 | |
| 4221 | /* Handle TX complete for low priority channel */ |
| 4222 | status = dxeTXCompFrame(dxeCtxt, channelCb); |
| 4223 | |
| 4224 | if((eWLAN_PAL_FALSE == dxeCtxt->txIntEnable) && |
| 4225 | ((dxeCtxt->txCompletedFrames > 0) || |
| 4226 | (WLANDXE_POWER_STATE_FULL == dxeCtxt->hostPowerState))) |
| 4227 | { |
| 4228 | dxeCtxt->txIntEnable = eWLAN_PAL_TRUE; |
| 4229 | wpalEnableInterrupt(DXE_INTERRUPT_TX_COMPLE); |
| 4230 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 4231 | "%s %s : %d, %s : %d", __func__, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4232 | channelType[dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI].channelType], |
| 4233 | dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI].numRsvdDesc, |
| 4234 | channelType[dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI].channelType], |
| 4235 | dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI].numRsvdDesc); |
Leo Chang | ac1d361 | 2013-07-01 15:15:51 -0700 | [diff] [blame] | 4236 | |
| 4237 | if((WLANDXE_POWER_STATE_FULL != dxeCtxt->hostPowerState) && |
| 4238 | (eWLAN_PAL_FALSE == tempDxeCtrlBlk->smsmToggled)) |
| 4239 | { |
| 4240 | /* After TX Comp processing, still remaining frame on the DXE TX ring |
| 4241 | * And when push frame, RING was not empty marked |
| 4242 | * Then when push frame, no SMSM toggle happen |
| 4243 | * To avoid permanent TX stall, SMSM toggle is needed at here |
| 4244 | * With this toggle, host should gaurantee SMSM state should be changed */ |
Karthick S | 3982307 | 2015-07-08 18:16:41 +0530 | [diff] [blame] | 4245 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 4246 | dxeNotifySmsm(eWLAN_PAL_TRUE, eWLAN_PAL_FALSE); |
Leo Chang | ac1d361 | 2013-07-01 15:15:51 -0700 | [diff] [blame] | 4247 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4248 | } |
| 4249 | |
| 4250 | /*Kicking the DXE after the TX Complete interrupt was enabled - to avoid |
| 4251 | the posibility of a race*/ |
| 4252 | dxePsComplete(dxeCtxt, eWLAN_PAL_FALSE); |
| 4253 | |
| 4254 | 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] | 4255 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4256 | return; |
| 4257 | } |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 4258 | |
| 4259 | /*========================================================================== |
| 4260 | @ Function Name |
| 4261 | dxeTXReSyncDesc |
| 4262 | |
| 4263 | @ Description |
| 4264 | When STA comeout from IMPS, check DXE TX next transfer candidate descriptor |
| 4265 | And HW programmed descriptor. |
| 4266 | If any async happen between HW/SW TX stall will happen |
| 4267 | |
| 4268 | @ Parameters |
| 4269 | void *msgPtr |
| 4270 | Message pointer to sync with TX thread |
| 4271 | |
| 4272 | @ Return |
| 4273 | NONE |
| 4274 | ===========================================================================*/ |
| 4275 | void dxeTXReSyncDesc |
| 4276 | ( |
| 4277 | wpt_msg *msgPtr |
| 4278 | ) |
| 4279 | { |
| 4280 | wpt_msg *msgContent = (wpt_msg *)msgPtr; |
| 4281 | WLANDXE_CtrlBlkType *pDxeCtrlBlk; |
| 4282 | wpt_uint32 nextDescReg; |
| 4283 | WLANDXE_ChannelCBType *channelEntry; |
| 4284 | WLANDXE_DescCtrlBlkType *validCtrlBlk; |
| 4285 | wpt_uint32 descLoop; |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 4286 | wpt_uint32 channelLoop; |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 4287 | |
| 4288 | if(NULL == msgContent) |
| 4289 | { |
| 4290 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4291 | "dxeTXReSyncDesc Invalid Control Block"); |
| 4292 | return; |
| 4293 | } |
| 4294 | |
| 4295 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 4296 | "dxeTXReSyncDesc Try to re-sync TX channel if any problem"); |
| 4297 | pDxeCtrlBlk = (WLANDXE_CtrlBlkType *)(msgContent->pContext); |
| 4298 | |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 4299 | 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] | 4300 | { |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 4301 | channelEntry = &pDxeCtrlBlk->dxeChannel[channelLoop]; |
| 4302 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 4303 | "%11s : Try to detect TX descriptor async", channelType[channelEntry->channelType]); |
| 4304 | wpalReadRegister(channelEntry->channelRegister.chDXEDesclRegAddr, |
| 4305 | &nextDescReg); |
| 4306 | /* Async detect without TX pending frame */ |
| 4307 | if(channelEntry->tailCtrlBlk == channelEntry->headCtrlBlk) |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 4308 | { |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 4309 | if(nextDescReg != channelEntry->tailCtrlBlk->linkedDescPhyAddr) |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 4310 | { |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 4311 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 4312 | "TX Async no Pending frame"); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 4313 | |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 4314 | dxeChannelMonitor("!!! TX Async no Pending frame !!!", channelEntry, NULL); |
| 4315 | dxeChannelRegisterDump(channelEntry, "!!! TX Async no Pending frame !!!", NULL); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 4316 | |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 4317 | wpalWriteRegister(channelEntry->channelRegister.chDXEDesclRegAddr, |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 4318 | channelEntry->tailCtrlBlk->linkedDescPhyAddr); |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 4319 | } |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 4320 | } |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 4321 | /* Async detect with some TX pending frames |
| 4322 | * next descriptor register should sync with first valid descriptor */ |
| 4323 | else |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 4324 | { |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 4325 | validCtrlBlk = channelEntry->tailCtrlBlk; |
| 4326 | for(descLoop = 0; descLoop < channelEntry->numDesc; descLoop++) |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 4327 | { |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 4328 | if(validCtrlBlk->linkedDesc->descCtrl.ctrl & WLANDXE_DESC_CTRL_VALID) |
| 4329 | { |
| 4330 | if(nextDescReg != validCtrlBlk->linkedDescPhyAddr) |
| 4331 | { |
| 4332 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 4333 | "TX Async"); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 4334 | |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 4335 | dxeChannelMonitor("!!! TX Async !!!", channelEntry, NULL); |
| 4336 | dxeChannelRegisterDump(channelEntry, "!!! TX Async !!!", NULL); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 4337 | |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 4338 | wpalWriteRegister(channelEntry->channelRegister.chDXEDesclRegAddr, |
| 4339 | validCtrlBlk->linkedDescPhyAddr); |
| 4340 | } |
| 4341 | break; |
| 4342 | } |
| 4343 | validCtrlBlk = (WLANDXE_DescCtrlBlkType *)validCtrlBlk->nextCtrlBlk; |
| 4344 | if(validCtrlBlk == channelEntry->headCtrlBlk->nextCtrlBlk) |
| 4345 | { |
| 4346 | /* Finished to test till head control blcok, but could not find valid descriptor |
| 4347 | * from head to tail all descriptors are invalidated |
| 4348 | * host point of view head descriptor is next TX candidate |
| 4349 | * So, next descriptor control have to be programmed with head descriptor |
| 4350 | * check */ |
| 4351 | if(nextDescReg != channelEntry->headCtrlBlk->linkedDescPhyAddr) |
| 4352 | { |
| 4353 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Jeff Johnson | ab79c8d | 2012-12-10 14:30:13 -0800 | [diff] [blame] | 4354 | "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] | 4355 | |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 4356 | dxeChannelMonitor("!!! TX Async !!!", channelEntry, NULL); |
| 4357 | dxeChannelRegisterDump(channelEntry, "!!! TX Async !!!", NULL); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 4358 | |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 4359 | wpalWriteRegister(channelEntry->channelRegister.chDXEDesclRegAddr, |
| 4360 | validCtrlBlk->linkedDescPhyAddr); |
| 4361 | } |
| 4362 | break; |
| 4363 | } |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 4364 | } |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 4365 | } |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 4366 | } |
| 4367 | |
Madan Mohan Koyyalamudi | 5f57c10 | 2012-10-15 15:52:54 -0700 | [diff] [blame] | 4368 | /* HW/SW descriptor resync is done. |
| 4369 | * Next if there are any valid descriptor in chain, Push to HW again */ |
| 4370 | for(channelLoop = WDTS_CHANNEL_TX_LOW_PRI; channelLoop < WDTS_CHANNEL_RX_LOW_PRI; channelLoop++) |
| 4371 | { |
| 4372 | channelEntry = &pDxeCtrlBlk->dxeChannel[channelLoop]; |
| 4373 | if(channelEntry->tailCtrlBlk == channelEntry->headCtrlBlk) |
| 4374 | { |
| 4375 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 4376 | "%11s : No TX Pending frame", |
| 4377 | channelType[channelEntry->channelType]); |
| 4378 | /* No Pending frame, Do nothing */ |
| 4379 | } |
| 4380 | else |
| 4381 | { |
| 4382 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 4383 | "%11s : TX Pending frame, process it", |
| 4384 | channelType[channelEntry->channelType]); |
| 4385 | validCtrlBlk = channelEntry->tailCtrlBlk; |
| 4386 | for(descLoop = 0; descLoop < channelEntry->numDesc; descLoop++) |
| 4387 | { |
| 4388 | if(validCtrlBlk->linkedDesc->descCtrl.ctrl & WLANDXE_DESC_CTRL_VALID) |
| 4389 | { |
| 4390 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 4391 | "%11s : when exit IMPS found valid descriptor", |
| 4392 | channelType[channelEntry->channelType]); |
| 4393 | |
| 4394 | /* Found valid descriptor, kick DXE */ |
| 4395 | wpalWriteRegister(channelEntry->channelRegister.chDXECtrlRegAddr, |
| 4396 | channelEntry->extraConfig.chan_mask); |
| 4397 | break; |
| 4398 | } |
| 4399 | validCtrlBlk = (WLANDXE_DescCtrlBlkType *)validCtrlBlk->nextCtrlBlk; |
| 4400 | if(validCtrlBlk == channelEntry->headCtrlBlk->nextCtrlBlk) |
| 4401 | { |
| 4402 | /* Finished to test till head control blcok, but could not find valid descriptor |
| 4403 | * from head to tail all descriptors are invalidated */ |
| 4404 | break; |
| 4405 | } |
| 4406 | } |
| 4407 | } |
| 4408 | } |
| 4409 | |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 4410 | wpalMemoryFree(msgPtr); |
| 4411 | return; |
| 4412 | } |
| 4413 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4414 | /*========================================================================== |
Mihir Shete | 40a5565 | 2014-03-02 14:14:47 +0530 | [diff] [blame] | 4415 | @ Function Name |
| 4416 | dxeDebugTxDescReSync |
| 4417 | |
| 4418 | @ Description |
| 4419 | Check DXE Tx channel state and correct it in |
| 4420 | case Tx Data stall is detected by calling |
| 4421 | %dxeTXReSyncDesc. Also ensure that WCN SS |
| 4422 | is not power collapsed before calling |
| 4423 | %dxeTXReSyncDesc |
| 4424 | |
| 4425 | @ Parameters |
| 4426 | void *msgPtr |
| 4427 | Message pointer to sync with TX thread |
| 4428 | |
| 4429 | @ Return |
| 4430 | NONE |
| 4431 | ===========================================================================*/ |
| 4432 | void dxeDebugTxDescReSync |
| 4433 | ( |
| 4434 | wpt_msg *msgPtr |
| 4435 | ) |
| 4436 | { |
| 4437 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4438 | "%s: Check for DXE TX Async",__func__); |
| 4439 | /* Make wake up HW */ |
| 4440 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 4441 | dxeNotifySmsm(eWLAN_PAL_TRUE, eWLAN_PAL_FALSE); |
| 4442 | |
| 4443 | wpalSleep(10); |
| 4444 | |
| 4445 | dxeTXReSyncDesc(msgPtr); |
| 4446 | } |
| 4447 | /*========================================================================== |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4448 | @ Function Name |
| 4449 | dxeTXISR |
| 4450 | |
| 4451 | @ Description |
| 4452 | TX interrupt ISR |
| 4453 | Platform will call this function if INT is happen |
| 4454 | This function must be registered into platform interrupt module |
| 4455 | |
| 4456 | @ Parameters |
| 4457 | void *hostCtxt |
| 4458 | DXE host driver control context, |
| 4459 | pre registerd during interrupt registration |
| 4460 | |
| 4461 | @ Return |
| 4462 | PAL_STATUS_T |
| 4463 | ===========================================================================*/ |
| 4464 | static void dxeTXISR |
| 4465 | ( |
| 4466 | void *hostCtxt |
| 4467 | ) |
| 4468 | { |
Sravan Kumar Kairam | a8269e7 | 2015-11-06 12:13:24 +0530 | [diff] [blame^] | 4469 | WLANDXE_CtrlBlkType *dxeCtxt = (WLANDXE_CtrlBlkType *)hostCtxt; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4470 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
Sravan Kumar Kairam | a8269e7 | 2015-11-06 12:13:24 +0530 | [diff] [blame^] | 4471 | wpt_uint32 intSrc = 0; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4472 | |
| 4473 | 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] | 4474 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4475 | |
| 4476 | /* 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] | 4477 | if(WLANDXE_POWER_STATE_DOWN == dxeCtxt->hostPowerState) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4478 | { |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 4479 | dxeCtxt->txIntEnable = eWLAN_PAL_FALSE; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4480 | /* Disable interrupt at here, |
| 4481 | IMPS or IMPS Pending state should not access RIVA register */ |
| 4482 | status = wpalDisableInterrupt(DXE_INTERRUPT_TX_COMPLE); |
| 4483 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4484 | { |
| 4485 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4486 | "dxeRXFrameReadyISR Disable RX ready interrupt fail"); |
| 4487 | return; |
| 4488 | } |
| 4489 | dxeCtxt->txIntDisabledByIMPS = eWLAN_PAL_TRUE; |
| 4490 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 4491 | "%s Riva is in %d, return from here ", __func__, dxeCtxt->hostPowerState); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4492 | return; |
| 4493 | } |
| 4494 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4495 | /* Disable TX Complete Interrupt at here */ |
| 4496 | status = wpalDisableInterrupt(DXE_INTERRUPT_TX_COMPLE); |
| 4497 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4498 | { |
| 4499 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4500 | "dxeTXCompISR Disable TX complete interrupt fail"); |
| 4501 | return; |
| 4502 | } |
| 4503 | dxeCtxt->txIntEnable = eWLAN_PAL_FALSE; |
| 4504 | |
Sravan Kumar Kairam | a8269e7 | 2015-11-06 12:13:24 +0530 | [diff] [blame^] | 4505 | wpalReadRegister(WLANDXE_INT_SRC_RAW_ADDRESS, |
| 4506 | &intSrc); |
| 4507 | /* intSrc which holds the INT_SRC_RAW_ADDRESS reg value |
| 4508 | While debugging crash dump convert to power of 2 for channel type */ |
| 4509 | DXTRACE(dxeTrace(intSrc, TRACE_TXINT_STATE, TRACE_WLANDXE_VAR_DISABLE)); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4510 | |
| 4511 | if( dxeCtxt->ucTxMsgCnt ) |
| 4512 | { |
| 4513 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
| 4514 | "Avoiding serializing TX Complete event"); |
| 4515 | return; |
| 4516 | } |
Sravan Kumar Kairam | a8269e7 | 2015-11-06 12:13:24 +0530 | [diff] [blame^] | 4517 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4518 | dxeCtxt->ucTxMsgCnt = 1; |
| 4519 | |
| 4520 | /* Serialize TX complete interrupt upon TX thread */ |
Manjunathappa Prakash | fb58546 | 2013-12-23 19:07:07 -0800 | [diff] [blame] | 4521 | if(NULL == dxeCtxt->txIsrMsg) |
| 4522 | { |
| 4523 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 4524 | "Invalid message"); |
| 4525 | HDXE_ASSERT(0); |
| 4526 | return; |
| 4527 | } |
Sravan Kumar Kairam | a8269e7 | 2015-11-06 12:13:24 +0530 | [diff] [blame^] | 4528 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4529 | status = wpalPostTxMsg(WDI_GET_PAL_CTX(), |
| 4530 | dxeCtxt->txIsrMsg); |
| 4531 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4532 | { |
| 4533 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 4534 | "dxeTXCompISR interrupt serialize fail status=%d", status); |
| 4535 | } |
| 4536 | |
| 4537 | 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] | 4538 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4539 | return; |
| 4540 | } |
| 4541 | |
Sravan Kumar Kairam | a8269e7 | 2015-11-06 12:13:24 +0530 | [diff] [blame^] | 4542 | /*========================================================================== |
| 4543 | @ Function Name |
| 4544 | dxeTraceInit |
| 4545 | |
| 4546 | @ Description |
| 4547 | Initialize the DXTRACE when enabled |
| 4548 | |
| 4549 | @ Parameters |
| 4550 | NONE |
| 4551 | |
| 4552 | @ Return |
| 4553 | NONE |
| 4554 | ===========================================================================*/ |
| 4555 | void dxeTraceInit(void) |
| 4556 | { |
| 4557 | gdxeTraceData.head = INVALID_VOS_TRACE_ADDR; |
| 4558 | gdxeTraceData.tail = INVALID_VOS_TRACE_ADDR; |
| 4559 | gdxeTraceData.num = 0; |
| 4560 | gdxeTraceData.enable = eWLAN_PAL_TRUE; |
| 4561 | } |
| 4562 | |
| 4563 | /*========================================================================== |
| 4564 | @ Function Name |
| 4565 | dxeTrace |
| 4566 | |
| 4567 | @ Description |
| 4568 | puts the messages in to ring-buffer |
| 4569 | |
| 4570 | @ Parameters |
| 4571 | v_U8_t chan |
| 4572 | Rx/Tx path record |
| 4573 | v_U8_t code |
| 4574 | Rx/Tx Event |
| 4575 | v_U32_t data |
| 4576 | Actual message contents |
| 4577 | @ Return |
| 4578 | NONE |
| 4579 | ===========================================================================*/ |
| 4580 | void dxeTrace(v_U8_t chan, v_U8_t code, v_U32_t data) |
| 4581 | { |
| 4582 | pdxeTraceRecord rec = NULL; |
| 4583 | unsigned long flags; |
| 4584 | |
| 4585 | if (!gdxeTraceData.enable) |
| 4586 | { |
| 4587 | return; |
| 4588 | } |
| 4589 | |
| 4590 | /* Aquire the lock and only one thread can access the buffer at a time */ |
| 4591 | spin_lock_irqsave(&dtraceLock, flags); |
| 4592 | |
| 4593 | gdxeTraceData.num++; |
| 4594 | |
| 4595 | if (gdxeTraceData.num > MAX_DXE_TRACE_RECORDS) |
| 4596 | { |
| 4597 | gdxeTraceData.num = MAX_DXE_TRACE_RECORDS; |
| 4598 | } |
| 4599 | if (INVALID_VOS_TRACE_ADDR == gdxeTraceData.head) |
| 4600 | { |
| 4601 | /* first record */ |
| 4602 | gdxeTraceData.head = 0; |
| 4603 | gdxeTraceData.tail = 0; |
| 4604 | } |
| 4605 | else |
| 4606 | { |
| 4607 | /* queue is not empty */ |
| 4608 | v_U32_t tail = gdxeTraceData.tail + 1; |
| 4609 | if (MAX_DXE_TRACE_RECORDS == tail) |
| 4610 | { |
| 4611 | tail = 0; |
| 4612 | } |
| 4613 | if (gdxeTraceData.head == tail) |
| 4614 | { |
| 4615 | /* full */ |
| 4616 | if (MAX_DXE_TRACE_RECORDS == ++gdxeTraceData.head) |
| 4617 | { |
| 4618 | gdxeTraceData.head = 0; |
| 4619 | } |
| 4620 | } |
| 4621 | gdxeTraceData.tail = tail; |
| 4622 | } |
| 4623 | |
| 4624 | rec = &gdxeTraceTbl[gdxeTraceData.tail]; |
| 4625 | rec->code = code; |
| 4626 | rec->data = data; |
| 4627 | rec->time = vos_timer_get_system_time(); |
| 4628 | rec->chan = chan; |
| 4629 | |
| 4630 | spin_unlock_irqrestore(&dtraceLock, flags); |
| 4631 | } |
| 4632 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4633 | /*------------------------------------------------------------------------- |
| 4634 | * Global Function |
| 4635 | *-------------------------------------------------------------------------*/ |
| 4636 | /*========================================================================== |
| 4637 | @ Function Name |
| 4638 | WLANDXE_Open |
| 4639 | |
| 4640 | @ Description |
| 4641 | Open host DXE driver, allocate DXE resources |
| 4642 | Allocate, DXE local control block, DXE descriptor pool, DXE descriptor control block pool |
| 4643 | |
| 4644 | @ Parameters |
Jeff Johnson | a8a1a48 | 2012-12-12 16:49:33 -0800 | [diff] [blame] | 4645 | pVoid pAdapter : Driver global control block pointer |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4646 | |
| 4647 | @ Return |
| 4648 | pVoid DXE local module control block pointer |
| 4649 | ===========================================================================*/ |
| 4650 | void *WLANDXE_Open |
| 4651 | ( |
| 4652 | void |
| 4653 | ) |
| 4654 | { |
| 4655 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 4656 | unsigned int idx; |
| 4657 | WLANDXE_ChannelCBType *currentChannel = NULL; |
| 4658 | int smsmInitState; |
Mihir Shete | be94ebb | 2015-05-26 12:07:14 +0530 | [diff] [blame] | 4659 | wpt_uint8 chanMask = WDTS_TRANSPORT_CHANNELS_MASK; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4660 | |
| 4661 | 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] | 4662 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4663 | |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 4664 | if (wpalIsFwLoggingEnabled()) |
| 4665 | { |
Mihir Shete | be94ebb | 2015-05-26 12:07:14 +0530 | [diff] [blame] | 4666 | chanMask |= WDTS_RX_LOG_CHANNEL_MASK; |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 4667 | } |
Mihir Shete | be94ebb | 2015-05-26 12:07:14 +0530 | [diff] [blame] | 4668 | |
| 4669 | if (wpalIsFwEvLoggingEnabled()) |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 4670 | { |
Mihir Shete | be94ebb | 2015-05-26 12:07:14 +0530 | [diff] [blame] | 4671 | chanMask |= WDTS_RX_FW_LOG_CHANNEL_MASK; |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 4672 | } |
Mihir Shete | be94ebb | 2015-05-26 12:07:14 +0530 | [diff] [blame] | 4673 | dxeSetEnabledChannels(chanMask); |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 4674 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4675 | /* This is temporary allocation */ |
| 4676 | tempDxeCtrlBlk = (WLANDXE_CtrlBlkType *)wpalMemoryAllocate(sizeof(WLANDXE_CtrlBlkType)); |
| 4677 | if(NULL == tempDxeCtrlBlk) |
| 4678 | { |
| 4679 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4680 | "WLANDXE_Open Control Block Alloc Fail"); |
| 4681 | return NULL; |
| 4682 | } |
| 4683 | wpalMemoryZero(tempDxeCtrlBlk, sizeof(WLANDXE_CtrlBlkType)); |
| 4684 | |
jagadeesh | f869bba | 2015-04-07 20:06:21 +0530 | [diff] [blame] | 4685 | dxeCommonDefaultConfig(tempDxeCtrlBlk); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4686 | |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 4687 | foreach_valid_channel(idx) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4688 | { |
| 4689 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 4690 | "WLANDXE_Open Channel %s Open Start", channelType[idx]); |
| 4691 | currentChannel = &tempDxeCtrlBlk->dxeChannel[idx]; |
Mihir Shete | be94ebb | 2015-05-26 12:07:14 +0530 | [diff] [blame] | 4692 | currentChannel->channelType = idx; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4693 | |
| 4694 | /* Config individual channels from channel default setup table */ |
| 4695 | status = dxeChannelDefaultConfig(tempDxeCtrlBlk, |
| 4696 | currentChannel); |
| 4697 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4698 | { |
| 4699 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4700 | "WLANDXE_Open Channel Basic Configuration Fail for channel %d", idx); |
| 4701 | WLANDXE_Close(tempDxeCtrlBlk); |
| 4702 | return NULL; |
| 4703 | } |
| 4704 | |
| 4705 | /* Allocate DXE Control Block will be used by host DXE driver */ |
| 4706 | status = dxeCtrlBlkAlloc(tempDxeCtrlBlk, currentChannel); |
| 4707 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4708 | { |
| 4709 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4710 | "WLANDXE_Open Alloc DXE Control Block Fail for channel %d", idx); |
| 4711 | |
| 4712 | WLANDXE_Close(tempDxeCtrlBlk); |
| 4713 | return NULL; |
| 4714 | } |
| 4715 | status = wpalMutexInit(¤tChannel->dxeChannelLock); |
| 4716 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4717 | { |
| 4718 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 4719 | "WLANDXE_Open Lock Init Fail for channel %d", idx); |
| 4720 | WLANDXE_Close(tempDxeCtrlBlk); |
| 4721 | return NULL; |
| 4722 | } |
| 4723 | |
| 4724 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 4725 | "WLANDXE_Open Channel %s Open Success", channelType[idx]); |
| 4726 | } |
| 4727 | |
| 4728 | /* Allocate and Init RX READY ISR Serialize Buffer */ |
| 4729 | tempDxeCtrlBlk->rxIsrMsg = (wpt_msg *)wpalMemoryAllocate(sizeof(wpt_msg)); |
| 4730 | if(NULL == tempDxeCtrlBlk->rxIsrMsg) |
| 4731 | { |
| 4732 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4733 | "WLANDXE_Open Alloc RX ISR Fail"); |
| 4734 | WLANDXE_Close(tempDxeCtrlBlk); |
| 4735 | return NULL; |
| 4736 | } |
| 4737 | wpalMemoryZero(tempDxeCtrlBlk->rxIsrMsg, sizeof(wpt_msg)); |
| 4738 | tempDxeCtrlBlk->rxIsrMsg->callback = dxeRXEventHandler; |
| 4739 | tempDxeCtrlBlk->rxIsrMsg->pContext = (void *)tempDxeCtrlBlk; |
| 4740 | |
| 4741 | /* Allocate and Init TX COMP ISR Serialize Buffer */ |
| 4742 | tempDxeCtrlBlk->txIsrMsg = (wpt_msg *)wpalMemoryAllocate(sizeof(wpt_msg)); |
| 4743 | if(NULL == tempDxeCtrlBlk->txIsrMsg) |
| 4744 | { |
| 4745 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4746 | "WLANDXE_Open Alloc TX ISR Fail"); |
| 4747 | WLANDXE_Close(tempDxeCtrlBlk); |
| 4748 | return NULL; |
| 4749 | } |
| 4750 | wpalMemoryZero(tempDxeCtrlBlk->txIsrMsg, sizeof(wpt_msg)); |
| 4751 | tempDxeCtrlBlk->txIsrMsg->callback = dxeTXEventHandler; |
| 4752 | tempDxeCtrlBlk->txIsrMsg->pContext = (void *)tempDxeCtrlBlk; |
| 4753 | |
| 4754 | /* Allocate and Init RX Packet Available Serialize Message Buffer */ |
| 4755 | tempDxeCtrlBlk->rxPktAvailMsg = (wpt_msg *)wpalMemoryAllocate(sizeof(wpt_msg)); |
| 4756 | if(NULL == tempDxeCtrlBlk->rxPktAvailMsg) |
| 4757 | { |
| 4758 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4759 | "WLANDXE_Open Alloc RX Packet Available Message Fail"); |
| 4760 | WLANDXE_Close(tempDxeCtrlBlk); |
| 4761 | return NULL; |
| 4762 | } |
| 4763 | wpalMemoryZero(tempDxeCtrlBlk->rxPktAvailMsg, sizeof(wpt_msg)); |
| 4764 | tempDxeCtrlBlk->rxPktAvailMsg->callback = dxeRXPacketAvailableEventHandler; |
| 4765 | tempDxeCtrlBlk->rxPktAvailMsg->pContext = (void *)tempDxeCtrlBlk; |
| 4766 | |
| 4767 | tempDxeCtrlBlk->freeRXPacket = NULL; |
| 4768 | tempDxeCtrlBlk->dxeCookie = WLANDXE_CTXT_COOKIE; |
| 4769 | tempDxeCtrlBlk->rxIntDisabledByIMPS = eWLAN_PAL_FALSE; |
| 4770 | tempDxeCtrlBlk->txIntDisabledByIMPS = eWLAN_PAL_FALSE; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 4771 | tempDxeCtrlBlk->driverReloadInProcessing = eWLAN_PAL_FALSE; |
Leo Chang | ac1d361 | 2013-07-01 15:15:51 -0700 | [diff] [blame] | 4772 | tempDxeCtrlBlk->smsmToggled = eWLAN_PAL_FALSE; |
Karthick S | c6ec836 | 2015-08-12 18:18:47 +0530 | [diff] [blame] | 4773 | tempDxeCtrlBlk->smsmRingsEmptyHistogram = 0; |
| 4774 | tempDxeCtrlBlk->smsmDxeHistogram = 0; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4775 | |
| 4776 | /* Initialize SMSM state |
| 4777 | * Init State is |
| 4778 | * Clear TX Enable |
| 4779 | * RING EMPTY STATE */ |
| 4780 | smsmInitState = wpalNotifySmsm(WPAL_SMSM_WLAN_TX_ENABLE, |
| 4781 | WPAL_SMSM_WLAN_TX_RINGS_EMPTY); |
| 4782 | if(0 != smsmInitState) |
| 4783 | { |
| 4784 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4785 | "SMSM Channel init fail %d", smsmInitState); |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 4786 | foreach_valid_channel(idx) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4787 | { |
| 4788 | dxeChannelClose(tempDxeCtrlBlk, &tempDxeCtrlBlk->dxeChannel[idx]); |
| 4789 | } |
Madan Mohan Koyyalamudi | be3597f | 2012-11-15 17:33:55 -0800 | [diff] [blame] | 4790 | wpalMemoryFree(tempDxeCtrlBlk->rxIsrMsg); |
| 4791 | wpalMemoryFree(tempDxeCtrlBlk->txIsrMsg); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4792 | wpalMemoryFree(tempDxeCtrlBlk); |
| 4793 | return NULL; |
| 4794 | } |
| 4795 | |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 4796 | #ifdef WLAN_DXE_LOW_RESOURCE_TIMER |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 4797 | wpalTimerInit(&tempDxeCtrlBlk->rxResourceAvailableTimer, |
| 4798 | dxeRXResourceAvailableTimerExpHandler, |
| 4799 | tempDxeCtrlBlk); |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 4800 | #endif |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 4801 | |
Mihir Shete | fdc9f53 | 2014-01-09 15:03:02 +0530 | [diff] [blame] | 4802 | wpalTimerInit(&tempDxeCtrlBlk->dxeSSRTimer, |
| 4803 | dxeSSRTimerExpHandler, tempDxeCtrlBlk); |
| 4804 | |
Sravan Kumar Kairam | a8269e7 | 2015-11-06 12:13:24 +0530 | [diff] [blame^] | 4805 | #ifdef DXE_TRACE |
| 4806 | DXTRACE(dxeTraceInit()); |
| 4807 | #endif |
| 4808 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4809 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 4810 | "WLANDXE_Open Success"); |
| 4811 | 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] | 4812 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4813 | return (void *)tempDxeCtrlBlk; |
| 4814 | } |
| 4815 | |
| 4816 | /*========================================================================== |
| 4817 | @ Function Name |
| 4818 | WLANDXE_ClientRegistration |
| 4819 | |
| 4820 | @ Description |
| 4821 | Make callback functions registration into DXE driver from DXE driver client |
| 4822 | |
| 4823 | @ Parameters |
| 4824 | pVoid pDXEContext : DXE module control block |
Mihir Shete | c4093f9 | 2015-05-28 15:21:11 +0530 | [diff] [blame] | 4825 | WDTS_ClientCallbacks WDTSCb : Callbacks to WDTS to indicate various events |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4826 | void *userContext : DXE Cliennt control block |
| 4827 | |
| 4828 | @ Return |
| 4829 | wpt_status |
| 4830 | ===========================================================================*/ |
| 4831 | wpt_status WLANDXE_ClientRegistration |
| 4832 | ( |
| 4833 | void *pDXEContext, |
Mihir Shete | c4093f9 | 2015-05-28 15:21:11 +0530 | [diff] [blame] | 4834 | WDTS_ClientCallbacks WDTSCb, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4835 | void *userContext |
| 4836 | ) |
| 4837 | { |
| 4838 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 4839 | WLANDXE_CtrlBlkType *dxeCtxt; |
| 4840 | |
| 4841 | 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] | 4842 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4843 | |
| 4844 | /* Sanity */ |
| 4845 | if(NULL == pDXEContext) |
| 4846 | { |
| 4847 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4848 | "WLANDXE_ClientRegistration Invalid DXE CB"); |
| 4849 | return eWLAN_PAL_STATUS_E_INVAL; |
| 4850 | } |
| 4851 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4852 | if(NULL == userContext) |
| 4853 | { |
| 4854 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4855 | "WLANDXE_ClientRegistration Invalid userContext"); |
| 4856 | return eWLAN_PAL_STATUS_E_INVAL; |
| 4857 | } |
| 4858 | |
| 4859 | dxeCtxt = (WLANDXE_CtrlBlkType *)pDXEContext; |
| 4860 | |
| 4861 | /* Assign */ |
Mihir Shete | c4093f9 | 2015-05-28 15:21:11 +0530 | [diff] [blame] | 4862 | dxeCtxt->rxReadyCB = WDTSCb.rxFrameReadyCB; |
| 4863 | dxeCtxt->txCompCB = WDTSCb.txCompleteCB; |
| 4864 | dxeCtxt->lowResourceCB = WDTSCb.lowResourceCB; |
| 4865 | dxeCtxt->receiveMbMsgCB = WDTSCb.receiveMbMsgCB; |
Mihir Shete | 5affadc | 2015-05-29 20:54:57 +0530 | [diff] [blame] | 4866 | dxeCtxt->receiveLogCompleteCB = WDTSCb.receiveLogCompleteCB; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4867 | dxeCtxt->clientCtxt = userContext; |
| 4868 | |
| 4869 | 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] | 4870 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4871 | return status; |
| 4872 | } |
| 4873 | |
| 4874 | /*========================================================================== |
| 4875 | @ Function Name |
| 4876 | WLANDXE_Start |
| 4877 | |
| 4878 | @ Description |
| 4879 | Start Host DXE driver |
| 4880 | Initialize DXE channels and start channel |
| 4881 | |
| 4882 | @ Parameters |
| 4883 | pVoid pDXEContext : DXE module control block |
| 4884 | |
| 4885 | @ Return |
| 4886 | wpt_status |
| 4887 | ===========================================================================*/ |
| 4888 | wpt_status WLANDXE_Start |
| 4889 | ( |
| 4890 | void *pDXEContext |
| 4891 | ) |
| 4892 | { |
| 4893 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 4894 | wpt_uint32 idx; |
| 4895 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
| 4896 | |
| 4897 | 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] | 4898 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4899 | |
| 4900 | /* Sanity */ |
| 4901 | if(NULL == pDXEContext) |
| 4902 | { |
| 4903 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4904 | "WLANDXE_Start Invalid DXE CB"); |
| 4905 | return eWLAN_PAL_STATUS_E_INVAL; |
| 4906 | } |
| 4907 | dxeCtxt = (WLANDXE_CtrlBlkType *)pDXEContext; |
| 4908 | |
| 4909 | /* WLANDXE_Start called means DXE engine already initiates |
| 4910 | * And DXE HW is reset and init finished |
| 4911 | * But here to make sure HW is initialized, reset again */ |
jagadeesh | f869bba | 2015-04-07 20:06:21 +0530 | [diff] [blame] | 4912 | dxeEngineCoreStart(dxeCtxt); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4913 | |
| 4914 | /* Individual Channel Start */ |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 4915 | foreach_valid_channel(idx) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4916 | { |
| 4917 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 4918 | "WLANDXE_Start Channel %s Start", channelType[idx]); |
| 4919 | |
| 4920 | /* Allocate DXE descriptor will be shared by Host driver and DXE engine */ |
| 4921 | /* Make connection between DXE descriptor and DXE control block */ |
| 4922 | status = dxeDescAllocAndLink(tempDxeCtrlBlk, &dxeCtxt->dxeChannel[idx]); |
| 4923 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4924 | { |
| 4925 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4926 | "WLANDXE_Start Alloc DXE Descriptor Fail for channel %d", idx); |
| 4927 | return status; |
| 4928 | } |
| 4929 | |
| 4930 | /* Program each channel register with configuration arguments */ |
| 4931 | status = dxeChannelInitProgram(dxeCtxt, |
| 4932 | &dxeCtxt->dxeChannel[idx]); |
| 4933 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4934 | { |
| 4935 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4936 | "WLANDXE_Start %d Program DMA channel Fail", idx); |
| 4937 | return status; |
| 4938 | } |
| 4939 | |
| 4940 | /* ??? Trigger to start DMA channel |
| 4941 | * This must be seperated from ??? */ |
| 4942 | status = dxeChannelStart(dxeCtxt, |
| 4943 | &dxeCtxt->dxeChannel[idx]); |
| 4944 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4945 | { |
| 4946 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4947 | "WLANDXE_Start %d Channel Start Fail", idx); |
| 4948 | return status; |
| 4949 | } |
| 4950 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 4951 | "WLANDXE_Start Channel %s Start Success", channelType[idx]); |
| 4952 | } |
| 4953 | |
| 4954 | /* Register ISR to OS */ |
| 4955 | /* Register TX complete interrupt into platform */ |
| 4956 | status = wpalRegisterInterrupt(DXE_INTERRUPT_TX_COMPLE, |
| 4957 | dxeTXISR, |
| 4958 | dxeCtxt); |
| 4959 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4960 | { |
| 4961 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4962 | "WLANDXE_Start TX comp interrupt registration Fail"); |
| 4963 | return status; |
| 4964 | } |
| 4965 | |
| 4966 | /* Register RX ready interrupt into platform */ |
| 4967 | status = wpalRegisterInterrupt(DXE_INTERRUPT_RX_READY, |
| 4968 | dxeRXISR, |
| 4969 | dxeCtxt); |
| 4970 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4971 | { |
| 4972 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4973 | "WLANDXE_Start RX Ready interrupt registration Fail"); |
| 4974 | return status; |
| 4975 | } |
| 4976 | |
| 4977 | /* Enable system level ISR */ |
| 4978 | /* Enable RX ready Interrupt at here */ |
| 4979 | status = wpalEnableInterrupt(DXE_INTERRUPT_RX_READY); |
| 4980 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4981 | { |
| 4982 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4983 | "dxeTXCompleteEventHandler Enable TX complete interrupt fail"); |
| 4984 | return status; |
| 4985 | } |
| 4986 | |
| 4987 | 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] | 4988 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4989 | return status; |
| 4990 | } |
| 4991 | |
| 4992 | /*========================================================================== |
| 4993 | @ Function Name |
| 4994 | WLANDXE_TXFrame |
| 4995 | |
| 4996 | @ Description |
| 4997 | Trigger frame transmit from host to RIVA |
| 4998 | |
| 4999 | @ Parameters |
| 5000 | pVoid pDXEContext : DXE Control Block |
| 5001 | wpt_packet pPacket : transmit packet structure |
| 5002 | WDTS_ChannelType channel : TX channel |
| 5003 | |
| 5004 | @ Return |
| 5005 | wpt_status |
| 5006 | ===========================================================================*/ |
| 5007 | wpt_status WLANDXE_TxFrame |
| 5008 | ( |
| 5009 | void *pDXEContext, |
| 5010 | wpt_packet *pPacket, |
| 5011 | WDTS_ChannelType channel |
| 5012 | ) |
| 5013 | { |
| 5014 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 5015 | WLANDXE_ChannelCBType *currentChannel = NULL; |
| 5016 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
| 5017 | unsigned int *lowThreshold = NULL; |
| 5018 | |
| 5019 | 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] | 5020 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5021 | |
| 5022 | /* Sanity */ |
| 5023 | if(NULL == pDXEContext) |
| 5024 | { |
| 5025 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5026 | "WLANDXE_Start Invalid DXE CB"); |
| 5027 | return eWLAN_PAL_STATUS_E_INVAL; |
| 5028 | } |
| 5029 | |
| 5030 | if(NULL == pPacket) |
| 5031 | { |
| 5032 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5033 | "WLANDXE_Start Invalid pPacket"); |
| 5034 | return eWLAN_PAL_STATUS_E_INVAL; |
| 5035 | } |
| 5036 | |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 5037 | if(WDTS_CHANNEL_MAX <= channel) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5038 | { |
| 5039 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5040 | "WLANDXE_Start Invalid channel"); |
| 5041 | return eWLAN_PAL_STATUS_E_INVAL; |
| 5042 | } |
| 5043 | |
| 5044 | dxeCtxt = (WLANDXE_CtrlBlkType *)pDXEContext; |
| 5045 | |
| 5046 | currentChannel = &dxeCtxt->dxeChannel[channel]; |
| 5047 | |
| 5048 | |
Madan Mohan Koyyalamudi | b2cb8be | 2012-11-27 15:07:43 -0800 | [diff] [blame] | 5049 | status = wpalMutexAcquire(¤tChannel->dxeChannelLock); |
| 5050 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 5051 | { |
| 5052 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5053 | "WLANDXE_TxFrame Mutex Acquire fail"); |
| 5054 | return status; |
| 5055 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5056 | |
| 5057 | lowThreshold = currentChannel->channelType == WDTS_CHANNEL_TX_LOW_PRI? |
| 5058 | &(dxeCtxt->txCompInt.txLowResourceThreshold_LoPriCh): |
| 5059 | &(dxeCtxt->txCompInt.txLowResourceThreshold_HiPriCh); |
| 5060 | |
| 5061 | /* Decide have to activate TX complete event or not */ |
| 5062 | switch(dxeCtxt->txCompInt.txIntEnable) |
| 5063 | { |
| 5064 | /* TX complete interrupt will be activated when low DXE resource */ |
| 5065 | case WLANDXE_TX_COMP_INT_LR_THRESHOLD: |
| 5066 | if((currentChannel->numFreeDesc <= *lowThreshold) && |
| 5067 | (eWLAN_PAL_FALSE == dxeCtxt->txIntEnable)) |
| 5068 | { |
| 5069 | dxeCtxt->txIntEnable = eWLAN_PAL_TRUE; |
| 5070 | dxeCtxt->lowResourceCB(dxeCtxt->clientCtxt, |
| 5071 | channel, |
| 5072 | eWLAN_PAL_FALSE); |
| 5073 | } |
| 5074 | break; |
| 5075 | |
Jeff Johnson | ab79c8d | 2012-12-10 14:30:13 -0800 | [diff] [blame] | 5076 | /* TX complete interrupt will be activated n number of frames transferred */ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5077 | case WLANDXE_TX_COMP_INT_PER_K_FRAMES: |
| 5078 | if(channel == WDTS_CHANNEL_TX_LOW_PRI) |
| 5079 | { |
| 5080 | currentChannel->numFrameBeforeInt++; |
| 5081 | } |
| 5082 | break; |
| 5083 | |
| 5084 | /* TX complete interrupt will be activated periodically */ |
| 5085 | case WLANDXE_TX_COMP_INT_TIMER: |
| 5086 | break; |
| 5087 | } |
| 5088 | |
| 5089 | dxeCtxt->txCompletedFrames++; |
| 5090 | |
| 5091 | /* Update DXE descriptor, this is frame based |
| 5092 | * if a frame consist of N fragments, N Descriptor will be programed */ |
| 5093 | status = dxeTXPushFrame(currentChannel, pPacket); |
| 5094 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 5095 | { |
| 5096 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5097 | "WLANDXE_TxFrame TX Push Frame fail"); |
Madan Mohan Koyyalamudi | b2cb8be | 2012-11-27 15:07:43 -0800 | [diff] [blame] | 5098 | status = wpalMutexRelease(¤tChannel->dxeChannelLock); |
| 5099 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 5100 | { |
| 5101 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5102 | "WLANDXE_TxFrame Mutex Release fail"); |
| 5103 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5104 | return status; |
| 5105 | } |
| 5106 | |
| 5107 | /* If specific channel hit low resource condition, send notification to upper layer */ |
| 5108 | if(currentChannel->numFreeDesc <= *lowThreshold) |
| 5109 | { |
| 5110 | dxeCtxt->lowResourceCB(dxeCtxt->clientCtxt, |
| 5111 | channel, |
| 5112 | eWLAN_PAL_FALSE); |
| 5113 | currentChannel->hitLowResource = eWLAN_PAL_TRUE; |
Madan Mohan Koyyalamudi | ea77701 | 2012-10-31 14:22:34 -0700 | [diff] [blame] | 5114 | |
| 5115 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 5116 | "%11s : Low Resource currentChannel->numRsvdDesc %d", |
| 5117 | channelType[currentChannel->channelType], |
| 5118 | currentChannel->numRsvdDesc); |
Mihir Shete | 68ed77a | 2014-10-10 10:47:12 +0530 | [diff] [blame] | 5119 | if (WLANDXE_RIVA_POWER_STATE_BMPS_UNKNOWN == dxeCtxt->rivaPowerState) |
| 5120 | { |
| 5121 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 5122 | dxeNotifySmsm(eWLAN_PAL_TRUE, eWLAN_PAL_FALSE); |
| 5123 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5124 | } |
Madan Mohan Koyyalamudi | b2cb8be | 2012-11-27 15:07:43 -0800 | [diff] [blame] | 5125 | status = wpalMutexRelease(¤tChannel->dxeChannelLock); |
| 5126 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 5127 | { |
| 5128 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5129 | "WLANDXE_TxFrame Mutex Release fail"); |
| 5130 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5131 | |
| 5132 | 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] | 5133 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5134 | return status; |
| 5135 | } |
| 5136 | |
| 5137 | /*========================================================================== |
| 5138 | @ Function Name |
| 5139 | WLANDXE_CompleteTX |
| 5140 | |
| 5141 | @ Description |
| 5142 | Informs DXE that the current series of Tx packets is complete |
| 5143 | |
| 5144 | @ Parameters |
| 5145 | pContext pDXEContext : DXE Control Block |
| 5146 | ucTxResReq TX resource number required by TL/WDI |
| 5147 | |
| 5148 | @ Return |
| 5149 | wpt_status |
| 5150 | ===========================================================================*/ |
| 5151 | wpt_status |
| 5152 | WLANDXE_CompleteTX |
| 5153 | ( |
| 5154 | void* pContext, |
| 5155 | wpt_uint32 ucTxResReq |
| 5156 | ) |
| 5157 | { |
| 5158 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 5159 | WLANDXE_CtrlBlkType *dxeCtxt = (WLANDXE_CtrlBlkType *)(pContext); |
| 5160 | WLANDXE_ChannelCBType *channelCb = NULL; |
| 5161 | wpt_boolean inLowRes; |
| 5162 | |
| 5163 | /* Sanity Check */ |
| 5164 | if( NULL == pContext ) |
| 5165 | { |
| 5166 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5167 | "WLANDXE_CompleteTX invalid param"); |
| 5168 | return eWLAN_PAL_STATUS_E_INVAL; |
| 5169 | } |
| 5170 | |
| 5171 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI]; |
| 5172 | inLowRes = channelCb->hitLowResource; |
| 5173 | |
| 5174 | if(WLANDXE_TX_LOW_RES_THRESHOLD < ucTxResReq) |
| 5175 | { |
| 5176 | /* Raise threshold temporarily if necessary */ |
| 5177 | dxeCtxt->txCompInt.txLowResourceThreshold_LoPriCh = ucTxResReq; |
| 5178 | |
| 5179 | if(eWLAN_PAL_FALSE == inLowRes) |
| 5180 | { |
| 5181 | /* Put the channel to low resource condition */ |
| 5182 | dxeCtxt->lowResourceCB(dxeCtxt->clientCtxt, |
| 5183 | WDTS_CHANNEL_TX_LOW_PRI, |
| 5184 | eWLAN_PAL_FALSE); |
| 5185 | inLowRes = channelCb->hitLowResource = eWLAN_PAL_TRUE; |
| 5186 | } |
| 5187 | } |
| 5188 | |
| 5189 | /*Try to reclaim resources*/ |
| 5190 | dxeTXCompleteProcessing(dxeCtxt); |
| 5191 | |
| 5192 | /* In previous WLANTL_GetFrames call, TL didn't fetch a packet |
| 5193 | because its fragment size is larger than DXE free resource. */ |
| 5194 | if(0 < ucTxResReq) |
| 5195 | { |
| 5196 | /* DXE successfully claimed enough free DXE resouces for next fetch. */ |
| 5197 | if(WLANDXE_GetFreeTxDataResNumber(dxeCtxt) >= ucTxResReq) |
| 5198 | { |
| 5199 | /* DXE has not been in low resource condition. DXE forces to kick off |
| 5200 | TX tranmit */ |
| 5201 | if((eWLAN_PAL_FALSE == inLowRes) && |
| 5202 | (eWLAN_PAL_FALSE == channelCb->hitLowResource)) |
| 5203 | { |
| 5204 | dxeCtxt->lowResourceCB(dxeCtxt->clientCtxt, |
| 5205 | WDTS_CHANNEL_TX_LOW_PRI, |
| 5206 | eWLAN_PAL_FALSE); |
| 5207 | dxeCtxt->lowResourceCB(dxeCtxt->clientCtxt, |
| 5208 | WDTS_CHANNEL_TX_LOW_PRI, |
| 5209 | eWLAN_PAL_TRUE); |
| 5210 | channelCb->hitLowResource = eWLAN_PAL_FALSE; |
| 5211 | } |
| 5212 | } |
| 5213 | else |
| 5214 | { |
| 5215 | /* DXE doesn't have enough free DXE resources. Put the channel |
| 5216 | to low resource condition. */ |
| 5217 | if(eWLAN_PAL_FALSE == channelCb->hitLowResource) |
| 5218 | { |
| 5219 | /* Put the channel to low resource condition */ |
| 5220 | dxeCtxt->lowResourceCB(dxeCtxt->clientCtxt, |
| 5221 | WDTS_CHANNEL_TX_LOW_PRI, |
| 5222 | eWLAN_PAL_FALSE); |
| 5223 | channelCb->hitLowResource = eWLAN_PAL_TRUE; |
| 5224 | } |
| 5225 | } |
| 5226 | } |
| 5227 | |
| 5228 | return status; |
| 5229 | } |
| 5230 | |
| 5231 | /*========================================================================== |
| 5232 | @ Function Name |
| 5233 | WLANDXE_Stop |
| 5234 | |
| 5235 | @ Description |
| 5236 | Stop DXE channels and DXE engine operations |
| 5237 | Disable all channel interrupt |
| 5238 | Stop all channel operation |
| 5239 | |
| 5240 | @ Parameters |
| 5241 | pVoid pDXEContext : DXE Control Block |
| 5242 | |
| 5243 | @ Return |
| 5244 | wpt_status |
| 5245 | ===========================================================================*/ |
| 5246 | wpt_status WLANDXE_Stop |
| 5247 | ( |
| 5248 | void *pDXEContext |
| 5249 | ) |
| 5250 | { |
| 5251 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 5252 | wpt_uint32 idx; |
| 5253 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
| 5254 | |
| 5255 | 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] | 5256 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5257 | |
| 5258 | /* Sanity */ |
| 5259 | if(NULL == pDXEContext) |
| 5260 | { |
| 5261 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5262 | "WLANDXE_Stop Invalid DXE CB"); |
| 5263 | return eWLAN_PAL_STATUS_E_INVAL; |
| 5264 | } |
| 5265 | |
| 5266 | dxeCtxt = (WLANDXE_CtrlBlkType *)pDXEContext; |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 5267 | foreach_valid_channel(idx) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5268 | { |
| 5269 | status = dxeChannelStop(dxeCtxt, &dxeCtxt->dxeChannel[idx]); |
| 5270 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 5271 | { |
| 5272 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5273 | "WLANDXE_Stop Channel %d Stop Fail", idx); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5274 | } |
| 5275 | } |
| 5276 | |
| 5277 | /* During Stop unregister interrupt */ |
| 5278 | wpalUnRegisterInterrupt(DXE_INTERRUPT_TX_COMPLE); |
| 5279 | wpalUnRegisterInterrupt(DXE_INTERRUPT_RX_READY); |
| 5280 | |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 5281 | #ifdef WLAN_DXE_LOW_RESOURCE_TIMER |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 5282 | if(VOS_TIMER_STATE_STOPPED != |
| 5283 | wpalTimerGetCurStatus(&dxeCtxt->rxResourceAvailableTimer)) |
| 5284 | { |
| 5285 | wpalTimerStop(&dxeCtxt->rxResourceAvailableTimer); |
| 5286 | } |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 5287 | #endif |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 5288 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5289 | 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] | 5290 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5291 | return status; |
| 5292 | } |
| 5293 | |
| 5294 | /*========================================================================== |
| 5295 | @ Function Name |
| 5296 | WLANDXE_Close |
| 5297 | |
| 5298 | @ Description |
| 5299 | Close DXE channels |
| 5300 | Free DXE related resources |
| 5301 | DXE descriptor free |
| 5302 | Descriptor control block free |
| 5303 | Pre allocated RX buffer free |
| 5304 | |
| 5305 | @ Parameters |
| 5306 | pVoid pDXEContext : DXE Control Block |
| 5307 | |
| 5308 | @ Return |
| 5309 | wpt_status |
| 5310 | ===========================================================================*/ |
| 5311 | wpt_status WLANDXE_Close |
| 5312 | ( |
| 5313 | void *pDXEContext |
| 5314 | ) |
| 5315 | { |
| 5316 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 5317 | wpt_uint32 idx; |
| 5318 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5319 | |
| 5320 | 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] | 5321 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5322 | |
| 5323 | /* Sanity */ |
| 5324 | if(NULL == pDXEContext) |
| 5325 | { |
| 5326 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5327 | "WLANDXE_Stop Invalid DXE CB"); |
| 5328 | return eWLAN_PAL_STATUS_E_INVAL; |
| 5329 | } |
| 5330 | |
| 5331 | dxeCtxt = (WLANDXE_CtrlBlkType *)pDXEContext; |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 5332 | #ifdef WLAN_DXE_LOW_RESOURCE_TIMER |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 5333 | wpalTimerDelete(&dxeCtxt->rxResourceAvailableTimer); |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 5334 | #endif |
Mihir Shete | fdc9f53 | 2014-01-09 15:03:02 +0530 | [diff] [blame] | 5335 | wpalTimerDelete(&dxeCtxt->dxeSSRTimer); |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 5336 | foreach_valid_channel(idx) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5337 | { |
| 5338 | wpalMutexDelete(&dxeCtxt->dxeChannel[idx].dxeChannelLock); |
| 5339 | dxeChannelClose(dxeCtxt, &dxeCtxt->dxeChannel[idx]); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5340 | } |
| 5341 | |
| 5342 | if(NULL != dxeCtxt->rxIsrMsg) |
| 5343 | { |
| 5344 | wpalMemoryFree(dxeCtxt->rxIsrMsg); |
| 5345 | } |
| 5346 | if(NULL != dxeCtxt->txIsrMsg) |
| 5347 | { |
| 5348 | wpalMemoryFree(dxeCtxt->txIsrMsg); |
| 5349 | } |
| 5350 | if(NULL != dxeCtxt->rxPktAvailMsg) |
| 5351 | { |
| 5352 | wpalMemoryFree(dxeCtxt->rxPktAvailMsg); |
| 5353 | } |
| 5354 | |
| 5355 | wpalMemoryFree(pDXEContext); |
| 5356 | |
| 5357 | 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] | 5358 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5359 | return status; |
| 5360 | } |
| 5361 | |
| 5362 | /*========================================================================== |
| 5363 | @ Function Name |
| 5364 | WLANDXE_TriggerTX |
| 5365 | |
| 5366 | @ Description |
| 5367 | TBD |
| 5368 | |
| 5369 | @ Parameters |
| 5370 | pVoid pDXEContext : DXE Control Block |
| 5371 | |
| 5372 | @ Return |
| 5373 | wpt_status |
| 5374 | ===========================================================================*/ |
| 5375 | wpt_status WLANDXE_TriggerTX |
| 5376 | ( |
| 5377 | void *pDXEContext |
| 5378 | ) |
| 5379 | { |
| 5380 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 5381 | |
| 5382 | 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] | 5383 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5384 | |
| 5385 | /* TBD */ |
| 5386 | |
| 5387 | 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] | 5388 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5389 | return status; |
| 5390 | } |
| 5391 | |
| 5392 | /*========================================================================== |
| 5393 | @ Function Name |
| 5394 | dxeTxThreadSetPowerStateEventHandler |
| 5395 | |
| 5396 | @ Description |
| 5397 | If WDI sends set power state req, this event handler will be called in Tx |
| 5398 | thread context |
| 5399 | |
| 5400 | @ Parameters |
| 5401 | void *msgPtr |
| 5402 | Event MSG |
| 5403 | |
| 5404 | @ Return |
| 5405 | None |
| 5406 | ===========================================================================*/ |
| 5407 | void dxeTxThreadSetPowerStateEventHandler |
| 5408 | ( |
| 5409 | wpt_msg *msgPtr |
| 5410 | ) |
| 5411 | { |
| 5412 | wpt_msg *msgContent = (wpt_msg *)msgPtr; |
| 5413 | WLANDXE_CtrlBlkType *dxeCtxt; |
Mihir Shete | a430605 | 2014-03-25 00:02:54 +0530 | [diff] [blame] | 5414 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5415 | WLANDXE_PowerStateType reqPowerState; |
Mihir Shete | a430605 | 2014-03-25 00:02:54 +0530 | [diff] [blame] | 5416 | wpt_int8 i; |
| 5417 | WLANDXE_ChannelCBType *channelEntry; |
| 5418 | wpt_log_data_stall_channel_type channelLog; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5419 | |
| 5420 | 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] | 5421 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5422 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5423 | dxeCtxt = (WLANDXE_CtrlBlkType *)(msgContent->pContext); |
| 5424 | reqPowerState = (WLANDXE_PowerStateType)msgContent->val; |
| 5425 | dxeCtxt->setPowerStateCb = (WLANDXE_SetPowerStateCbType)msgContent->ptr; |
| 5426 | |
| 5427 | switch(reqPowerState) |
| 5428 | { |
| 5429 | case WLANDXE_POWER_STATE_BMPS: |
| 5430 | if(WLANDXE_RIVA_POWER_STATE_ACTIVE == dxeCtxt->rivaPowerState) |
| 5431 | { |
| 5432 | //don't block MC waiting for num_rsvd to become 0 since it may take a while |
| 5433 | //based on amount of TX and RX activity - during this time any received |
| 5434 | // management frames will remain un-processed consuming RX buffers |
| 5435 | dxeCtxt->rivaPowerState = WLANDXE_RIVA_POWER_STATE_BMPS_UNKNOWN; |
| 5436 | dxeCtxt->hostPowerState = reqPowerState; |
| 5437 | } |
| 5438 | else |
| 5439 | { |
| 5440 | status = eWLAN_PAL_STATUS_E_INVAL; |
| 5441 | } |
| 5442 | break; |
| 5443 | case WLANDXE_POWER_STATE_IMPS: |
| 5444 | if(WLANDXE_RIVA_POWER_STATE_ACTIVE == dxeCtxt->rivaPowerState) |
| 5445 | { |
Mihir Shete | a430605 | 2014-03-25 00:02:54 +0530 | [diff] [blame] | 5446 | |
| 5447 | for(i = WDTS_CHANNEL_TX_LOW_PRI; i < WDTS_CHANNEL_RX_LOW_PRI; i++) |
| 5448 | { |
| 5449 | channelEntry = &dxeCtxt->dxeChannel[i]; |
| 5450 | if(channelEntry->tailCtrlBlk != channelEntry->headCtrlBlk) |
| 5451 | { |
| 5452 | status = eWLAN_PAL_STATUS_E_FAILURE; |
| 5453 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 5454 | "%11s : %s :TX Pending frame", |
| 5455 | channelType[channelEntry->channelType], __func__); |
| 5456 | |
| 5457 | dxeChannelMonitor("DXE_IMP_ERR", channelEntry, &channelLog); |
| 5458 | dxeDescriptorDump(channelEntry, |
| 5459 | channelEntry->headCtrlBlk->linkedDesc, 0); |
| 5460 | dxeChannelRegisterDump(channelEntry, "DXE_IMPS_ERR", |
| 5461 | &channelLog); |
| 5462 | dxeChannelAllDescDump(channelEntry, |
| 5463 | channelEntry->channelType, |
| 5464 | &channelLog); |
| 5465 | } |
| 5466 | } |
| 5467 | |
| 5468 | if (eWLAN_PAL_STATUS_SUCCESS == status) |
| 5469 | { |
| 5470 | dxeCtxt->rivaPowerState = WLANDXE_RIVA_POWER_STATE_IMPS_UNKNOWN; |
| 5471 | dxeCtxt->hostPowerState = WLANDXE_POWER_STATE_IMPS; |
| 5472 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5473 | } |
| 5474 | else |
| 5475 | { |
| 5476 | status = eWLAN_PAL_STATUS_E_INVAL; |
| 5477 | } |
| 5478 | break; |
| 5479 | case WLANDXE_POWER_STATE_FULL: |
| 5480 | if(WLANDXE_RIVA_POWER_STATE_BMPS_UNKNOWN == dxeCtxt->rivaPowerState) |
| 5481 | { |
| 5482 | dxeCtxt->rivaPowerState = WLANDXE_RIVA_POWER_STATE_ACTIVE; |
| 5483 | } |
| 5484 | dxeCtxt->hostPowerState = reqPowerState; |
| 5485 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 5486 | break; |
| 5487 | case WLANDXE_POWER_STATE_DOWN: |
| 5488 | WLANDXE_Stop((void *)dxeCtxt); |
| 5489 | break; |
| 5490 | default: |
| 5491 | //assert |
| 5492 | break; |
| 5493 | } |
| 5494 | |
Sravan Kumar Kairam | a8269e7 | 2015-11-06 12:13:24 +0530 | [diff] [blame^] | 5495 | DXTRACE(dxeTrace(WLANDXE_DMA_CHANNEL_MAX, TRACE_POWER_STATE, dxeCtxt->hostPowerState)); |
| 5496 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5497 | if(WLANDXE_POWER_STATE_BMPS_PENDING != dxeCtxt->hostPowerState) |
| 5498 | { |
| 5499 | dxeCtxt->setPowerStateCb(status, |
| 5500 | dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI].descBottomLocPhyAddr); |
| 5501 | } |
Ravali | 85acf6b | 2012-12-12 14:01:38 -0800 | [diff] [blame] | 5502 | else |
| 5503 | { |
| 5504 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 5505 | "%s State of DXE is WLANDXE_POWER_STATE_BMPS_PENDING, so cannot proceed", __func__); |
| 5506 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5507 | /* Free MSG buffer */ |
| 5508 | wpalMemoryFree(msgPtr); |
| 5509 | 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] | 5510 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5511 | return; |
| 5512 | } |
| 5513 | |
| 5514 | |
| 5515 | /*========================================================================== |
| 5516 | @ Function Name |
| 5517 | dxeRxThreadSetPowerStateEventHandler |
| 5518 | |
| 5519 | @ Description |
| 5520 | If WDI sends set power state req, this event handler will be called in Rx |
| 5521 | thread context |
| 5522 | |
| 5523 | @ Parameters |
| 5524 | void *msgPtr |
| 5525 | Event MSG |
| 5526 | |
| 5527 | @ Return |
| 5528 | None |
| 5529 | ===========================================================================*/ |
| 5530 | void dxeRxThreadSetPowerStateEventHandler |
| 5531 | ( |
| 5532 | wpt_msg *msgPtr |
| 5533 | ) |
| 5534 | { |
| 5535 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 5536 | |
| 5537 | 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] | 5538 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5539 | |
| 5540 | /* Now serialise the message through Tx thread also to make sure |
| 5541 | * no register access when RIVA is in powersave */ |
| 5542 | /*Use the same message pointer just change the call back function */ |
| 5543 | msgPtr->callback = dxeTxThreadSetPowerStateEventHandler; |
| 5544 | status = wpalPostTxMsg(WDI_GET_PAL_CTX(), |
| 5545 | msgPtr); |
| 5546 | if ( eWLAN_PAL_STATUS_SUCCESS != status ) |
| 5547 | { |
| 5548 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5549 | "Tx thread Set power state req serialize fail status=%d", |
Jeff Johnson | 9e237fb | 2013-10-30 18:46:20 -0700 | [diff] [blame] | 5550 | status); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5551 | } |
| 5552 | |
| 5553 | 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] | 5554 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5555 | } |
| 5556 | |
| 5557 | /*========================================================================== |
| 5558 | @ Function Name |
| 5559 | WLANDXE_SetPowerState |
| 5560 | |
| 5561 | @ Description |
| 5562 | From Client let DXE knows what is the WLAN HW(RIVA) power state |
| 5563 | |
| 5564 | @ Parameters |
| 5565 | pVoid pDXEContext : DXE Control Block |
| 5566 | WLANDXE_PowerStateType powerState |
| 5567 | |
| 5568 | @ Return |
| 5569 | wpt_status |
| 5570 | ===========================================================================*/ |
| 5571 | wpt_status WLANDXE_SetPowerState |
| 5572 | ( |
| 5573 | void *pDXEContext, |
| 5574 | WDTS_PowerStateType powerState, |
| 5575 | WDTS_SetPSCbType cBack |
| 5576 | ) |
| 5577 | { |
| 5578 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 5579 | WLANDXE_CtrlBlkType *pDxeCtrlBlk; |
| 5580 | WLANDXE_PowerStateType hostPowerState; |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 5581 | wpt_msg *rxCompMsg; |
| 5582 | wpt_msg *txDescReSyncMsg; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5583 | |
| 5584 | 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] | 5585 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5586 | if(NULL == pDXEContext) |
| 5587 | { |
| 5588 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Jeff Johnson | 9e237fb | 2013-10-30 18:46:20 -0700 | [diff] [blame] | 5589 | "NULL pDXEContext passed by caller"); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5590 | return eWLAN_PAL_STATUS_E_FAILURE; |
| 5591 | } |
| 5592 | pDxeCtrlBlk = (WLANDXE_CtrlBlkType *)pDXEContext; |
| 5593 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5594 | switch(powerState) |
| 5595 | { |
| 5596 | case WDTS_POWER_STATE_FULL: |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 5597 | if(WLANDXE_POWER_STATE_IMPS == pDxeCtrlBlk->hostPowerState) |
| 5598 | { |
| 5599 | txDescReSyncMsg = (wpt_msg *)wpalMemoryAllocate(sizeof(wpt_msg)); |
| 5600 | if(NULL == txDescReSyncMsg) |
| 5601 | { |
| 5602 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5603 | "WLANDXE_SetPowerState, TX Resync MSG MEM alloc Fail"); |
| 5604 | } |
| 5605 | else |
| 5606 | { |
| 5607 | txDescReSyncMsg->callback = dxeTXReSyncDesc; |
| 5608 | txDescReSyncMsg->pContext = pDxeCtrlBlk; |
| 5609 | status = wpalPostTxMsg(WDI_GET_PAL_CTX(), |
| 5610 | txDescReSyncMsg); |
| 5611 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 5612 | { |
| 5613 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5614 | "WLANDXE_SetPowerState, Post TX re-sync MSG fail"); |
| 5615 | } |
| 5616 | } |
| 5617 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5618 | hostPowerState = WLANDXE_POWER_STATE_FULL; |
| 5619 | break; |
| 5620 | case WDTS_POWER_STATE_BMPS: |
| 5621 | pDxeCtrlBlk->hostPowerState = WLANDXE_POWER_STATE_BMPS; |
| 5622 | hostPowerState = WLANDXE_POWER_STATE_BMPS; |
| 5623 | break; |
| 5624 | case WDTS_POWER_STATE_IMPS: |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5625 | hostPowerState = WLANDXE_POWER_STATE_IMPS; |
| 5626 | break; |
| 5627 | case WDTS_POWER_STATE_DOWN: |
| 5628 | pDxeCtrlBlk->hostPowerState = WLANDXE_POWER_STATE_DOWN; |
| 5629 | hostPowerState = WLANDXE_POWER_STATE_DOWN; |
| 5630 | break; |
| 5631 | default: |
| 5632 | hostPowerState = WLANDXE_POWER_STATE_MAX; |
| 5633 | } |
| 5634 | |
| 5635 | // A callback i.e. ACK back is needed only when we want to enable BMPS |
| 5636 | // and the data/management path is active because we want to ensure |
| 5637 | // DXE registers are not accessed when RIVA may be power-collapsed. So |
| 5638 | // we need a callback in enter_bmps_req (the request to RIVA is sent |
| 5639 | // only after ACK back from TX thread). A callback is not needed in |
| 5640 | // finish_scan_req during BMPS since data-path is resumed only in |
| 5641 | // finish_scan_rsp and no management frames are sent in between. No |
| 5642 | // callback is needed when going from BMPS enabled to BMPS suspended/ |
| 5643 | // disabled when it is known that RIVA is awake and cannot enter power |
| 5644 | // collapse autonomously so no callback is needed in exit_bmps_rsp or |
| 5645 | // init_scan_rsp |
| 5646 | if ( cBack ) |
| 5647 | { |
| 5648 | //serialize through Rx thread |
| 5649 | rxCompMsg = (wpt_msg *)wpalMemoryAllocate(sizeof(wpt_msg)); |
| 5650 | if(NULL == rxCompMsg) |
| 5651 | { |
| 5652 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5653 | "WLANDXE_SetPowerState, MSG MEM alloc Fail"); |
| 5654 | return eWLAN_PAL_STATUS_E_RESOURCES; |
| 5655 | } |
| 5656 | |
| 5657 | /* Event type, where it must be defined???? */ |
| 5658 | /* THIS MUST BE CLEARED ASAP |
| 5659 | txCompMsg->type = TX_COMPLETE; */ |
| 5660 | rxCompMsg->callback = dxeRxThreadSetPowerStateEventHandler; |
| 5661 | rxCompMsg->pContext = pDxeCtrlBlk; |
| 5662 | rxCompMsg->val = hostPowerState; |
| 5663 | rxCompMsg->ptr = cBack; |
| 5664 | status = wpalPostRxMsg(WDI_GET_PAL_CTX(), |
| 5665 | rxCompMsg); |
| 5666 | if ( eWLAN_PAL_STATUS_SUCCESS != status ) |
| 5667 | { |
| 5668 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5669 | "Rx thread Set power state req serialize fail status=%d", |
Jeff Johnson | 9e237fb | 2013-10-30 18:46:20 -0700 | [diff] [blame] | 5670 | status); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5671 | } |
| 5672 | } |
| 5673 | else |
| 5674 | { |
| 5675 | if ( WLANDXE_POWER_STATE_FULL == hostPowerState ) |
| 5676 | { |
| 5677 | if( WLANDXE_POWER_STATE_BMPS == pDxeCtrlBlk->hostPowerState ) |
| 5678 | { |
| 5679 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 5680 | } |
| 5681 | else if( WLANDXE_POWER_STATE_IMPS == pDxeCtrlBlk->hostPowerState ) |
| 5682 | { |
| 5683 | /* Requested Full power from exit IMPS, reenable the interrupts*/ |
| 5684 | if(eWLAN_PAL_TRUE == pDxeCtrlBlk->rxIntDisabledByIMPS) |
| 5685 | { |
| 5686 | pDxeCtrlBlk->rxIntDisabledByIMPS = eWLAN_PAL_FALSE; |
| 5687 | /* Enable RX interrupt at here, if new PS is not IMPS */ |
| 5688 | status = wpalEnableInterrupt(DXE_INTERRUPT_RX_READY); |
| 5689 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 5690 | { |
| 5691 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 5692 | "%s Enable RX ready interrupt fail", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5693 | return status; |
| 5694 | } |
| 5695 | } |
| 5696 | if(eWLAN_PAL_TRUE == pDxeCtrlBlk->txIntDisabledByIMPS) |
| 5697 | { |
| 5698 | pDxeCtrlBlk->txIntDisabledByIMPS = eWLAN_PAL_FALSE; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 5699 | pDxeCtrlBlk->txIntEnable = eWLAN_PAL_TRUE; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5700 | /* Enable RX interrupt at here, if new PS is not IMPS */ |
| 5701 | status = wpalEnableInterrupt(DXE_INTERRUPT_TX_COMPLE); |
| 5702 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 5703 | { |
| 5704 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 5705 | "%s Enable TX comp interrupt fail", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5706 | return status; |
| 5707 | } |
| 5708 | } |
| 5709 | } |
| 5710 | pDxeCtrlBlk->hostPowerState = hostPowerState; |
| 5711 | pDxeCtrlBlk->rivaPowerState = WLANDXE_RIVA_POWER_STATE_ACTIVE; |
| 5712 | } |
| 5713 | else if ( hostPowerState == WLANDXE_POWER_STATE_BMPS ) |
| 5714 | { |
| 5715 | pDxeCtrlBlk->hostPowerState = hostPowerState; |
| 5716 | pDxeCtrlBlk->rivaPowerState = WLANDXE_RIVA_POWER_STATE_BMPS_UNKNOWN; |
| 5717 | } |
Mihir Shete | a430605 | 2014-03-25 00:02:54 +0530 | [diff] [blame] | 5718 | else if ( hostPowerState == WLANDXE_POWER_STATE_IMPS ) |
| 5719 | { |
| 5720 | pDxeCtrlBlk->hostPowerState = WLANDXE_POWER_STATE_IMPS; |
| 5721 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5722 | else |
| 5723 | { |
| 5724 | HDXE_ASSERT(0); |
| 5725 | } |
| 5726 | } |
| 5727 | |
| 5728 | 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] | 5729 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5730 | |
| 5731 | return status; |
| 5732 | } |
| 5733 | |
| 5734 | /*========================================================================== |
| 5735 | @ Function Name |
| 5736 | WLANDXE_GetFreeTxDataResNumber |
| 5737 | |
| 5738 | @ Description |
| 5739 | Returns free descriptor numbers for TX data channel (TX high priority) |
| 5740 | |
| 5741 | @ Parameters |
| 5742 | pVoid pDXEContext : DXE Control Block |
| 5743 | |
| 5744 | @ Return |
| 5745 | wpt_uint32 Free descriptor number of TX high pri ch |
| 5746 | ===========================================================================*/ |
| 5747 | wpt_uint32 WLANDXE_GetFreeTxDataResNumber |
| 5748 | ( |
| 5749 | void *pDXEContext |
| 5750 | ) |
| 5751 | { |
| 5752 | 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] | 5753 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5754 | |
| 5755 | if(NULL == pDXEContext) |
| 5756 | { |
| 5757 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Jeff Johnson | 9e237fb | 2013-10-30 18:46:20 -0700 | [diff] [blame] | 5758 | "NULL parameter passed by caller"); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5759 | return (0); |
| 5760 | } |
| 5761 | |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 5762 | return ((WLANDXE_CtrlBlkType *)pDXEContext)->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI].numFreeDesc; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5763 | } |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5764 | |
| 5765 | /*========================================================================== |
| 5766 | @ Function Name |
| 5767 | WLANDXE_ChannelDebug |
| 5768 | |
| 5769 | @ Description |
| 5770 | Display DXE Channel debugging information |
| 5771 | User may request to display DXE channel snapshot |
| 5772 | Or if host driver detects any abnormal stcuk may display |
| 5773 | |
| 5774 | @ Parameters |
Jeff Johnson | b88db98 | 2012-12-10 13:34:59 -0800 | [diff] [blame] | 5775 | displaySnapshot : Display DXE snapshot option |
Mihir Shete | 40a5565 | 2014-03-02 14:14:47 +0530 | [diff] [blame] | 5776 | debugFlags : Enable stall detect features |
| 5777 | defined by WPAL_DeviceDebugFlags |
| 5778 | These features may effect |
| 5779 | data performance. |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5780 | |
| 5781 | @ Return |
| 5782 | NONE |
| 5783 | |
| 5784 | ===========================================================================*/ |
| 5785 | void WLANDXE_ChannelDebug |
| 5786 | ( |
Mihir Shete | 40a5565 | 2014-03-02 14:14:47 +0530 | [diff] [blame] | 5787 | wpt_boolean displaySnapshot, |
| 5788 | wpt_uint8 debugFlags |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5789 | ) |
| 5790 | { |
Madan Mohan Koyyalamudi | 24a00f9 | 2012-10-22 15:21:02 -0700 | [diff] [blame] | 5791 | wpt_msg *channelDebugMsg; |
Mihir Shete | 40a5565 | 2014-03-02 14:14:47 +0530 | [diff] [blame] | 5792 | wpt_msg *txDescReSyncMsg ; |
Mihir Shete | 41c41bb | 2014-08-18 17:37:12 +0530 | [diff] [blame] | 5793 | wpt_uint32 regValue, regValueLocal = 0; |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5794 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 5795 | |
| 5796 | /* Debug Type 1, Display current snapshot */ |
| 5797 | if(displaySnapshot) |
| 5798 | { |
| 5799 | /* Whatever RIVA power condition try to wakeup RIVA through SMSM |
| 5800 | * This will not simply wakeup RIVA |
| 5801 | * Just incase TX not wanted stuck, Trigger TX again */ |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 5802 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 5803 | dxeNotifySmsm(eWLAN_PAL_TRUE, eWLAN_PAL_FALSE); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5804 | /* Get free BD count */ |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 5805 | wpalSleep(10); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5806 | wpalReadRegister(WLANDXE_BMU_AVAILABLE_BD_PDU, ®Value); |
Mihir Shete | 41c41bb | 2014-08-18 17:37:12 +0530 | [diff] [blame] | 5807 | #ifdef WCN_PRONTO |
| 5808 | wpalReadRegister(WLANDXE_BMU_AVAILABLE_BD_PDU_LOCAL, ®ValueLocal); |
| 5809 | #endif |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5810 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Mihir Shete | 41c41bb | 2014-08-18 17:37:12 +0530 | [diff] [blame] | 5811 | "===== 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] | 5812 | tempDxeCtrlBlk->hostPowerState, tempDxeCtrlBlk->rivaPowerState, |
Mihir Shete | 41c41bb | 2014-08-18 17:37:12 +0530 | [diff] [blame] | 5813 | tempDxeCtrlBlk->txCompletedFrames, regValue, regValueLocal); |
Madan Mohan Koyyalamudi | 24a00f9 | 2012-10-22 15:21:02 -0700 | [diff] [blame] | 5814 | |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 5815 | wpalPacketStallUpdateInfo((wpt_uint32 *)&tempDxeCtrlBlk->rivaPowerState, |
| 5816 | ®Value, |
| 5817 | NULL, |
| 5818 | 0); |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 5819 | |
Madan Mohan Koyyalamudi | 24a00f9 | 2012-10-22 15:21:02 -0700 | [diff] [blame] | 5820 | channelDebugMsg = (wpt_msg *)wpalMemoryAllocate(sizeof(wpt_msg)); |
| 5821 | if(NULL == channelDebugMsg) |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5822 | { |
Madan Mohan Koyyalamudi | 24a00f9 | 2012-10-22 15:21:02 -0700 | [diff] [blame] | 5823 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5824 | "WLANDXE_ChannelDebug, MSG MEM alloc Fail"); |
| 5825 | return ; |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5826 | } |
Madan Mohan Koyyalamudi | 24a00f9 | 2012-10-22 15:21:02 -0700 | [diff] [blame] | 5827 | |
| 5828 | channelDebugMsg->callback = dxeRxThreadChannelDebugHandler; |
| 5829 | status = wpalPostRxMsg(WDI_GET_PAL_CTX(), channelDebugMsg); |
| 5830 | if ( eWLAN_PAL_STATUS_SUCCESS != status ) |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5831 | { |
Madan Mohan Koyyalamudi | 24a00f9 | 2012-10-22 15:21:02 -0700 | [diff] [blame] | 5832 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5833 | "Tx thread Set power state req serialize fail status=%d", |
Jeff Johnson | 9e237fb | 2013-10-30 18:46:20 -0700 | [diff] [blame] | 5834 | status); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5835 | } |
| 5836 | } |
| 5837 | |
Mihir Shete | 40a5565 | 2014-03-02 14:14:47 +0530 | [diff] [blame] | 5838 | if(debugFlags & WPAL_DEBUG_TX_DESC_RESYNC) |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5839 | { |
Mihir Shete | 40a5565 | 2014-03-02 14:14:47 +0530 | [diff] [blame] | 5840 | txDescReSyncMsg = (wpt_msg *)wpalMemoryAllocate(sizeof(wpt_msg)); |
| 5841 | if(NULL == txDescReSyncMsg) |
| 5842 | { |
| 5843 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5844 | "%s: Resync MSG MEM alloc Fail",__func__); |
| 5845 | } |
| 5846 | else |
| 5847 | { |
| 5848 | txDescReSyncMsg->callback = dxeDebugTxDescReSync; |
| 5849 | txDescReSyncMsg->pContext = tempDxeCtrlBlk; |
| 5850 | status = wpalPostTxMsg(WDI_GET_PAL_CTX(), |
| 5851 | txDescReSyncMsg); |
| 5852 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 5853 | { |
| 5854 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5855 | "%s: Post TX re-sync MSG fail",__func__); |
| 5856 | } |
| 5857 | } |
| 5858 | } |
| 5859 | |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5860 | return; |
Madan Mohan Koyyalamudi | 48139e3 | 2012-10-11 14:43:56 -0700 | [diff] [blame] | 5861 | } |
Mihir Shete | 5affadc | 2015-05-29 20:54:57 +0530 | [diff] [blame] | 5862 | |
| 5863 | wpt_uint32 WLANDXE_SetupLogTransfer(wpt_uint64 bufferAddr, wpt_uint32 bufferLen) |
| 5864 | { |
| 5865 | WLANDXE_ChannelCBType *channelEntry; |
| 5866 | |
| 5867 | channelEntry = &tempDxeCtrlBlk->dxeChannel[WDTS_CHANNEL_RX_FW_LOG]; |
| 5868 | |
| 5869 | |
| 5870 | return dxeRXLogRefillRing(tempDxeCtrlBlk, channelEntry, bufferAddr, |
| 5871 | bufferLen); |
| 5872 | } |
| 5873 | |
| 5874 | wpt_status WLANDXE_StartLogTransfer(void) |
| 5875 | { |
| 5876 | WLANDXE_ChannelCBType *channelEntry; |
| 5877 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 5878 | |
| 5879 | channelEntry = &tempDxeCtrlBlk->dxeChannel[WDTS_CHANNEL_RX_FW_LOG]; |
| 5880 | |
| 5881 | tempDxeCtrlBlk->hostInitiatedH2H = 1; |
| 5882 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDesclRegAddr, |
| 5883 | channelEntry->headCtrlBlk->linkedDescPhyAddr); |
| 5884 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 5885 | { |
| 5886 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5887 | "%s Write DESC Address register fail", __func__); |
| 5888 | return status; |
| 5889 | } |
| 5890 | |
Abhishek Singh | 2b05585 | 2015-10-07 14:14:13 +0530 | [diff] [blame] | 5891 | status = wpalWriteRegister(channelEntry->channelRegister.chDXECtrlRegAddr, |
Mihir Shete | 5affadc | 2015-05-29 20:54:57 +0530 | [diff] [blame] | 5892 | channelEntry->extraConfig.chan_mask); |
| 5893 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 5894 | { |
| 5895 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5896 | "dxeChannelInitProgram Write RX Control register fail"); |
| 5897 | return status; |
| 5898 | } |
| 5899 | return status; |
| 5900 | } |