Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1 | /* |
Sravan Kumar Kairam | cebb218 | 2016-01-25 20:50:11 +0530 | [diff] [blame] | 2 | * Copyright (c) 2012-2016 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 | { |
Mihir Shete | 79d6b58 | 2014-03-12 17:54:07 +0530 | [diff] [blame] | 513 | wpt_uint32 chLDescReg, channelLoop; |
| 514 | WLANDXE_DescCtrlBlkType *targetCtrlBlk; |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 515 | |
Mihir Shete | 79d6b58 | 2014-03-12 17:54:07 +0530 | [diff] [blame] | 516 | switch ((chStatusReg & WLANDXE_CH_STAT_ERR_CODE_MASK) >> |
| 517 | WLANDXE_CH_STAT_ERR_CODE_OFFSET) |
| 518 | { |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 519 | |
Mihir Shete | 79d6b58 | 2014-03-12 17:54:07 +0530 | [diff] [blame] | 520 | case WLANDXE_ERROR_PRG_INV_B2H_SRC_QID: |
| 521 | case WLANDXE_ERROR_PRG_INV_B2H_DST_QID: |
| 522 | case WLANDXE_ERROR_PRG_INV_B2H_SRC_IDX: |
| 523 | case WLANDXE_ERROR_PRG_INV_H2B_SRC_QID: |
| 524 | case WLANDXE_ERROR_PRG_INV_H2B_DST_QID: |
| 525 | case WLANDXE_ERROR_PRG_INV_H2B_DST_IDX: |
| 526 | { |
| 527 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 528 | dxeNotifySmsm(eWLAN_PAL_TRUE, eWLAN_PAL_FALSE); |
| 529 | wpalSleep(10); |
| 530 | |
| 531 | if(channelCb->channelType > WDTS_CHANNEL_RX_HIGH_PRI) |
| 532 | { |
| 533 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 534 | "%s: Invalid Channel", __func__); |
| 535 | break; |
| 536 | } |
| 537 | |
| 538 | wpalReadRegister(channelCb->channelRegister.chDXELstDesclRegAddr, &chLDescReg); |
| 539 | |
| 540 | targetCtrlBlk = channelCb->headCtrlBlk; |
| 541 | |
| 542 | for(channelLoop = 0; channelLoop < channelCb->numDesc; channelLoop++) |
| 543 | { |
| 544 | if (targetCtrlBlk->linkedDescPhyAddr == chLDescReg) |
| 545 | { |
| 546 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 547 | "%11s :CHx_DESCL: desc ctrl 0x%x, src 0x%x, dst 0x%x, next 0x%x", |
| 548 | channelType[channelCb->channelType], |
| 549 | targetCtrlBlk->linkedDesc->descCtrl.ctrl, |
| 550 | targetCtrlBlk->linkedDesc->dxedesc.dxe_short_desc.srcMemAddrL, |
| 551 | targetCtrlBlk->linkedDesc->dxedesc.dxe_short_desc.dstMemAddrL, |
| 552 | targetCtrlBlk->linkedDesc->dxedesc.dxe_short_desc.phyNextL); |
| 553 | |
| 554 | targetCtrlBlk = (WLANDXE_DescCtrlBlkType *)targetCtrlBlk->nextCtrlBlk; |
| 555 | |
| 556 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 557 | "%11s :Next Desc: desc ctrl 0x%x, src 0x%x, dst 0x%x, next 0x%x", |
| 558 | channelType[channelCb->channelType], |
| 559 | targetCtrlBlk->linkedDesc->descCtrl.ctrl, |
| 560 | targetCtrlBlk->linkedDesc->dxedesc.dxe_short_desc.srcMemAddrL, |
| 561 | targetCtrlBlk->linkedDesc->dxedesc.dxe_short_desc.dstMemAddrL, |
| 562 | targetCtrlBlk->linkedDesc->dxedesc.dxe_short_desc.phyNextL); |
| 563 | break; |
| 564 | } |
| 565 | targetCtrlBlk = (WLANDXE_DescCtrlBlkType *)targetCtrlBlk->nextCtrlBlk; |
| 566 | } |
Mihir Shete | dfc33ec | 2014-10-15 13:14:38 +0530 | [diff] [blame] | 567 | wpalFwDumpReq(17, 0, 0, 0, 0, 1); |
Mihir Shete | 79d6b58 | 2014-03-12 17:54:07 +0530 | [diff] [blame] | 568 | break; |
| 569 | } |
Mihir Shete | dfc33ec | 2014-10-15 13:14:38 +0530 | [diff] [blame] | 570 | case WLANDXE_ERROR_ABORT: |
| 571 | { |
| 572 | wpt_uint32 regValue, regValueLocal; |
| 573 | wpt_uint32 count = 0; |
Sravan Kumar Kairam | 49d5c4b | 2016-03-29 15:26:44 +0530 | [diff] [blame] | 574 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
Mihir Shete | dfc33ec | 2014-10-15 13:14:38 +0530 | [diff] [blame] | 575 | "%s: DXE Abort Error from S/W", __func__); |
| 576 | |
| 577 | wpalReadRegister(WALNDEX_DMA_CSR_ADDRESS, ®Value); |
Sravan Kumar Kairam | 49d5c4b | 2016-03-29 15:26:44 +0530 | [diff] [blame] | 578 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
Mihir Shete | dfc33ec | 2014-10-15 13:14:38 +0530 | [diff] [blame] | 579 | "%s: DXE CSR Value: %08x", __func__,regValue); |
| 580 | |
| 581 | //Execute the BMU recovery only if firmware triggered the ABORT |
| 582 | if (regValue & WLANDXE_DMA_CSR_FW_BMU_RECOVERY) |
| 583 | { |
| 584 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 585 | "%s: Firmware BMU recovery On %08x", __func__,regValue); |
| 586 | |
| 587 | // Clean up the descriptors |
| 588 | if (eWLAN_PAL_STATUS_SUCCESS != |
| 589 | dxeTXCleanup(tempDxeCtrlBlk)) |
| 590 | { |
| 591 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 592 | "%s: Host DXE Cleanup Failed!!!!", __func__); |
| 593 | } |
| 594 | |
Mihir Shete | dfc33ec | 2014-10-15 13:14:38 +0530 | [diff] [blame] | 595 | // Unblock the firmware |
| 596 | regValue |= WLANDXE_DMA_CSR_HOST_RECOVERY_DONE; |
Sravan Kumar Kairam | 49d5c4b | 2016-03-29 15:26:44 +0530 | [diff] [blame] | 597 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
Mihir Shete | dfc33ec | 2014-10-15 13:14:38 +0530 | [diff] [blame] | 598 | "%s: Host DXE Cleanup done %08x", __func__,regValue); |
| 599 | wpalWriteRegister(WALNDEX_DMA_CSR_ADDRESS, regValue); |
| 600 | |
| 601 | // Wait for firmware to complete the cleanup |
| 602 | do |
| 603 | { |
| 604 | wpalReadRegister(WALNDEX_DMA_CSR_ADDRESS, ®Value); |
| 605 | wpalBusyWait(5000); |
| 606 | count++; |
| 607 | //count is 60 because wait is for 5 ms and 60*5=300ms |
| 608 | //which is the time WD bark happens in firmware |
| 609 | } while(count < 60 && !(regValue & WLANDXE_DMA_CSR_RECOVERY_DONE)); |
| 610 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 611 | "%s: FW Cleanup done %08x", __func__,regValue); |
| 612 | |
| 613 | //clear all spare bits in CSR |
| 614 | wpalWriteRegister(WALNDEX_DMA_CSR_ADDRESS,regValue & |
| 615 | ~(WLANDXE_DMA_CSR_RECOVERY_DONE | |
| 616 | WLANDXE_DMA_CSR_FW_BMU_RECOVERY | |
| 617 | WLANDXE_DMA_CSR_HOST_RECOVERY_DONE)); |
| 618 | |
| 619 | //check if the h/w resources have recovered |
| 620 | wpalReadRegister(WLANDXE_BMU_AVAILABLE_BD_PDU, ®Value); |
| 621 | wpalReadRegister(WLANDXE_BMU_AVAILABLE_BD_PDU_LOCAL, ®ValueLocal); |
Sravan Kumar Kairam | 49d5c4b | 2016-03-29 15:26:44 +0530 | [diff] [blame] | 622 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
Mihir Shete | dfc33ec | 2014-10-15 13:14:38 +0530 | [diff] [blame] | 623 | "===== count %d ABD %d, ABD LOCAL %d =====", count, |
| 624 | regValue, regValueLocal); |
| 625 | if(regValue == 0 || regValueLocal == 0) |
| 626 | { |
Sravan Kumar Kairam | 49d5c4b | 2016-03-29 15:26:44 +0530 | [diff] [blame] | 627 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 628 | "%s: HW resources have not recovered", __func__); |
Mihir Shete | dfc33ec | 2014-10-15 13:14:38 +0530 | [diff] [blame] | 629 | return eWLAN_PAL_STATUS_E_FAILURE; |
| 630 | } |
| 631 | |
| 632 | return eWLAN_PAL_STATUS_SUCCESS; |
| 633 | } |
| 634 | break; |
| 635 | } |
Mihir Shete | 79d6b58 | 2014-03-12 17:54:07 +0530 | [diff] [blame] | 636 | default: |
| 637 | { |
| 638 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 639 | "%s: No Debug Inormation", __func__); |
| 640 | break; |
| 641 | } |
| 642 | |
| 643 | } |
Mihir Shete | dfc33ec | 2014-10-15 13:14:38 +0530 | [diff] [blame] | 644 | return eWLAN_PAL_STATUS_E_FAILURE; |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 645 | } |
| 646 | /*========================================================================== |
| 647 | @ Function Name |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 648 | dxeTxThreadChannelDebugHandler |
| 649 | |
| 650 | @ Description |
| 651 | Dump TX channel information |
| 652 | |
| 653 | @ Parameters |
| 654 | Wwpt_msg *msgPtr |
| 655 | |
| 656 | @ Return |
| 657 | NONE |
| 658 | |
| 659 | ===========================================================================*/ |
| 660 | void dxeTxThreadChannelDebugHandler |
| 661 | ( |
| 662 | wpt_msg *msgPtr |
| 663 | ) |
| 664 | { |
| 665 | wpt_uint8 channelLoop; |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 666 | wpt_log_data_stall_channel_type channelLog; |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 667 | |
| 668 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 669 | "%s Enter", __func__); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 670 | |
| 671 | /* Whatever RIVA power condition try to wakeup RIVA through SMSM |
| 672 | * This will not simply wakeup RIVA |
| 673 | * Just incase TX not wanted stuck, Trigger TX again */ |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 674 | for(channelLoop = 0; channelLoop < WDTS_CHANNEL_RX_LOW_PRI; channelLoop++) |
| 675 | { |
| 676 | dxeChannelMonitor("******** Get Descriptor Snapshot ", |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 677 | &tempDxeCtrlBlk->dxeChannel[channelLoop], |
| 678 | &channelLog); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 679 | dxeChannelRegisterDump(&tempDxeCtrlBlk->dxeChannel[channelLoop], |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 680 | "Abnormal successive empty interrupt", |
| 681 | &channelLog); |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 682 | dxeChannelAllDescDump(&tempDxeCtrlBlk->dxeChannel[channelLoop], |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 683 | channelLoop, |
| 684 | &channelLog); |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 685 | |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 686 | wpalMemoryCopy(channelLog.channelName, |
| 687 | channelType[channelLoop], |
| 688 | WPT_TRPT_CHANNEL_NAME); |
| 689 | wpalPacketStallUpdateInfo(NULL, NULL, &channelLog, channelLoop); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 690 | } |
| 691 | |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 692 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Jeff Johnson | 9e237fb | 2013-10-30 18:46:20 -0700 | [diff] [blame] | 693 | "================== DXE Dump End ======================"); |
Madan Mohan Koyyalamudi | 24a00f9 | 2012-10-22 15:21:02 -0700 | [diff] [blame] | 694 | wpalMemoryFree(msgPtr); |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 695 | |
| 696 | #ifdef FEATURE_WLAN_DIAG_SUPPORT |
| 697 | wpalPacketStallDumpLog(); |
| 698 | #endif /* FEATURE_WLAN_DIAG_SUPPORT */ |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 699 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 700 | "%s Exit", __func__); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 701 | return; |
| 702 | } |
| 703 | |
| 704 | /*========================================================================== |
| 705 | @ Function Name |
| 706 | dxeRxThreadChannelDebugHandler |
| 707 | |
| 708 | @ Description |
| 709 | Dump RX channel information |
| 710 | |
| 711 | @ Parameters |
| 712 | Wwpt_msg *msgPtr |
| 713 | |
| 714 | @ Return |
| 715 | NONE |
| 716 | |
| 717 | ===========================================================================*/ |
| 718 | void dxeRxThreadChannelDebugHandler |
| 719 | ( |
| 720 | wpt_msg *msgPtr |
| 721 | ) |
| 722 | { |
| 723 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 724 | wpt_uint8 channelLoop; |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 725 | wpt_log_data_stall_channel_type channelLog; |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 726 | |
| 727 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 728 | "%s Enter", __func__); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 729 | |
| 730 | /* Whatever RIVA power condition try to wakeup RIVA through SMSM |
| 731 | * This will not simply wakeup RIVA |
| 732 | * Just incase TX not wanted stuck, Trigger TX again */ |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 733 | for(channelLoop = WDTS_CHANNEL_RX_LOW_PRI; channelLoop < WDTS_CHANNEL_MAX; channelLoop++) |
| 734 | { |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 735 | if (!WLANDXE_IS_VALID_CHANNEL(channelLoop)) |
| 736 | continue; |
| 737 | |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 738 | dxeChannelMonitor("******** Get Descriptor Snapshot ", |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 739 | &tempDxeCtrlBlk->dxeChannel[channelLoop], |
| 740 | &channelLog); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 741 | dxeChannelRegisterDump(&tempDxeCtrlBlk->dxeChannel[channelLoop], |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 742 | "Abnormal successive empty interrupt", |
| 743 | &channelLog); |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 744 | dxeChannelAllDescDump(&tempDxeCtrlBlk->dxeChannel[channelLoop], |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 745 | channelLoop, &channelLog); |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 746 | |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 747 | wpalMemoryCopy(channelLog.channelName, |
| 748 | channelType[channelLoop], |
| 749 | WPT_TRPT_CHANNEL_NAME); |
| 750 | wpalPacketStallUpdateInfo(NULL, NULL, &channelLog, channelLoop); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 751 | |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 752 | } |
| 753 | |
| 754 | /* Now serialise the message through Tx thread also to make sure |
| 755 | * no register access when RIVA is in powersave */ |
| 756 | /*Use the same message pointer just change the call back function */ |
| 757 | msgPtr->callback = dxeTxThreadChannelDebugHandler; |
| 758 | status = wpalPostTxMsg(WDI_GET_PAL_CTX(), |
| 759 | msgPtr); |
| 760 | if ( eWLAN_PAL_STATUS_SUCCESS != status ) |
| 761 | { |
| 762 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 48139e3 | 2012-10-11 14:43:56 -0700 | [diff] [blame] | 763 | "Tx thread state dump req serialize fail status=%d", |
Jeff Johnson | 9e237fb | 2013-10-30 18:46:20 -0700 | [diff] [blame] | 764 | status); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 765 | } |
| 766 | |
| 767 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 768 | "%s Exit", __func__); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 769 | return; |
| 770 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 771 | |
| 772 | /*========================================================================== |
| 773 | @ Function Name |
| 774 | dxeCtrlBlkAlloc |
| 775 | |
| 776 | @ Description |
| 777 | Allocate DXE Control block |
| 778 | DXE control block will used by Host DXE driver only, internal structure |
| 779 | Will make ring linked list |
| 780 | |
| 781 | @ Parameters |
| 782 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 783 | DXE host driver main control block |
| 784 | WLANDXE_ChannelCBType *channelEntry |
| 785 | Channel specific control block |
| 786 | |
| 787 | @ Return |
| 788 | wpt_status |
| 789 | |
| 790 | ===========================================================================*/ |
| 791 | static wpt_status dxeCtrlBlkAlloc |
| 792 | ( |
| 793 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 794 | WLANDXE_ChannelCBType *channelEntry |
| 795 | ) |
| 796 | { |
| 797 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 798 | unsigned int idx, fIdx; |
| 799 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = NULL; |
| 800 | WLANDXE_DescCtrlBlkType *freeCtrlBlk = NULL; |
| 801 | WLANDXE_DescCtrlBlkType *prevCtrlBlk = NULL; |
| 802 | WLANDXE_DescCtrlBlkType *nextCtrlBlk = NULL; |
| 803 | |
| 804 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 805 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 806 | |
| 807 | /* Sanity check */ |
| 808 | if((NULL == dxeCtrlBlk) || (NULL == channelEntry)) |
| 809 | { |
| 810 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 811 | "dxeCtrlBlkAlloc Channel Entry is not valid"); |
| 812 | return eWLAN_PAL_STATUS_E_INVAL; |
| 813 | } |
| 814 | |
| 815 | /* Allocate pre asigned number of control blocks */ |
| 816 | for(idx = 0; idx < channelEntry->numDesc; idx++) |
| 817 | { |
| 818 | currentCtrlBlk = (WLANDXE_DescCtrlBlkType *)wpalMemoryAllocate(sizeof(WLANDXE_DescCtrlBlkType)); |
| 819 | if(NULL == currentCtrlBlk) |
| 820 | { |
| 821 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 822 | "dxeCtrlBlkOpen MemAlloc Fail for channel %d", |
| 823 | channelEntry->channelType); |
| 824 | freeCtrlBlk = channelEntry->headCtrlBlk; |
| 825 | for(fIdx = 0; fIdx < idx; fIdx++) |
| 826 | { |
| 827 | if(NULL == freeCtrlBlk) |
| 828 | { |
| 829 | break; |
| 830 | } |
| 831 | |
| 832 | nextCtrlBlk = freeCtrlBlk->nextCtrlBlk; |
| 833 | wpalMemoryFree((void *)freeCtrlBlk); |
| 834 | freeCtrlBlk = nextCtrlBlk; |
| 835 | } |
| 836 | return eWLAN_PAL_STATUS_E_FAULT; |
| 837 | } |
| 838 | |
| 839 | memset((wpt_uint8 *)currentCtrlBlk, 0, sizeof(WLANDXE_DescCtrlBlkType)); |
| 840 | /* Initialize common elements first */ |
| 841 | currentCtrlBlk->xfrFrame = NULL; |
| 842 | currentCtrlBlk->linkedDesc = NULL; |
| 843 | currentCtrlBlk->linkedDescPhyAddr = 0; |
| 844 | currentCtrlBlk->ctrlBlkOrder = idx; |
| 845 | |
| 846 | /* This is the first control block allocated |
| 847 | * Next Control block is not allocated yet |
| 848 | * head and tail must be first control block */ |
| 849 | if(0 == idx) |
| 850 | { |
| 851 | currentCtrlBlk->nextCtrlBlk = NULL; |
| 852 | channelEntry->headCtrlBlk = currentCtrlBlk; |
| 853 | channelEntry->tailCtrlBlk = currentCtrlBlk; |
| 854 | } |
| 855 | /* This is not first, not last control block |
| 856 | * previous control block may has next linked block */ |
| 857 | else if((0 < idx) && (idx < (channelEntry->numDesc - 1))) |
| 858 | { |
| 859 | prevCtrlBlk->nextCtrlBlk = currentCtrlBlk; |
| 860 | } |
| 861 | /* This is last control blocl |
| 862 | * next control block for the last control block is head, first control block |
| 863 | * then whole linked list made RING */ |
| 864 | else if((channelEntry->numDesc - 1) == idx) |
| 865 | { |
| 866 | prevCtrlBlk->nextCtrlBlk = currentCtrlBlk; |
| 867 | currentCtrlBlk->nextCtrlBlk = channelEntry->headCtrlBlk; |
| 868 | } |
| 869 | else |
| 870 | { |
| 871 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 872 | "dxeCtrlBlkOpen Invalid Ctrl Blk location %d", |
| 873 | channelEntry->channelType); |
| 874 | wpalMemoryFree(currentCtrlBlk); |
| 875 | return eWLAN_PAL_STATUS_E_FAULT; |
| 876 | } |
| 877 | |
| 878 | prevCtrlBlk = currentCtrlBlk; |
| 879 | channelEntry->numFreeDesc++; |
| 880 | } |
| 881 | |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 882 | 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] | 883 | return status; |
| 884 | } |
| 885 | |
| 886 | /*========================================================================== |
| 887 | @ Function Name |
| 888 | dxeDescLinkAlloc |
| 889 | |
| 890 | @ Description |
| 891 | Allocate DXE descriptor |
| 892 | DXE descriptor will be shared by DXE host driver and RIVA DXE engine |
| 893 | Will make RING linked list |
| 894 | Will be linked with Descriptor control block one by one |
| 895 | |
| 896 | @ Parameters |
| 897 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 898 | DXE host driver main control block |
| 899 | WLANDXE_ChannelCBType *channelEntry |
| 900 | Channel specific control block |
| 901 | @ Return |
| 902 | wpt_status |
| 903 | |
| 904 | ===========================================================================*/ |
| 905 | static wpt_status dxeDescAllocAndLink |
| 906 | ( |
| 907 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 908 | WLANDXE_ChannelCBType *channelEntry |
| 909 | ) |
| 910 | { |
| 911 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 912 | WLANDXE_DescType *currentDesc = NULL; |
| 913 | WLANDXE_DescType *prevDesc = NULL; |
| 914 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = NULL; |
| 915 | unsigned int idx; |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 916 | void *physAddressAlloc = NULL; |
| 917 | wpt_uint32 physAddress; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 918 | |
| 919 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 920 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 921 | |
| 922 | /* Sanity Check */ |
| 923 | if((NULL == dxeCtrlBlk) || (NULL == channelEntry)) |
| 924 | { |
| 925 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 926 | "dxeDescLinkAlloc Channel Entry is not valid"); |
| 927 | return eWLAN_PAL_STATUS_E_INVAL; |
| 928 | } |
| 929 | |
| 930 | currentCtrlBlk = channelEntry->headCtrlBlk; |
| 931 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 932 | /* allocate all DXE descriptors for this channel in one chunk */ |
| 933 | channelEntry->descriptorAllocation = (WLANDXE_DescType *) |
| 934 | wpalDmaMemoryAllocate(sizeof(WLANDXE_DescType)*channelEntry->numDesc, |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 935 | &physAddressAlloc); |
| 936 | physAddress = (wpt_uint32) (uintptr_t)(physAddressAlloc); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 937 | if(NULL == channelEntry->descriptorAllocation) |
| 938 | { |
| 939 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 940 | "dxeDescLinkAlloc Descriptor Alloc Fail"); |
| 941 | return eWLAN_PAL_STATUS_E_RESOURCES; |
| 942 | } |
| 943 | currentDesc = channelEntry->descriptorAllocation; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 944 | |
| 945 | /* Allocate pre asigned number of descriptor */ |
| 946 | for(idx = 0; idx < channelEntry->numDesc; idx++) |
| 947 | { |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 948 | // descriptors were allocated in a chunk -- use the current one |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 949 | if(NULL == currentDesc) |
| 950 | { |
| 951 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 952 | "dxeDescLinkAlloc MemAlloc Fail for channel %d", |
| 953 | channelEntry->channelType); |
| 954 | return eWLAN_PAL_STATUS_E_FAULT; |
| 955 | } |
Mihir Shete | 96cd190 | 2015-03-04 15:47:31 +0530 | [diff] [blame] | 956 | memset((wpt_uint8 *)currentDesc, 0, sizeof(WLANDXE_DescType)); |
| 957 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 958 | "Allocated Descriptor VA %p, PA %p", currentDesc, physAddressAlloc); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 959 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 960 | currentCtrlBlk->linkedDesc = currentDesc; |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 961 | currentCtrlBlk->linkedDescPhyAddr = physAddress; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 962 | /* First descriptor, next none |
| 963 | * descriptor bottom location is first descriptor address */ |
| 964 | if(0 == idx) |
| 965 | { |
| 966 | currentDesc->dxedesc.dxe_short_desc.phyNextL = 0; |
| 967 | channelEntry->DescBottomLoc = currentDesc; |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 968 | channelEntry->descBottomLocPhyAddr = physAddress; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 969 | } |
| 970 | /* Not first, not last descriptor |
| 971 | * may make link for previous descriptor with current descriptor |
| 972 | * ENDIAN SWAP needed ????? */ |
| 973 | else if((0 < idx) && (idx < (channelEntry->numDesc - 1))) |
| 974 | { |
| 975 | prevDesc->dxedesc.dxe_short_desc.phyNextL = |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 976 | WLANDXE_U32_SWAP_ENDIAN(physAddress); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 977 | } |
| 978 | /* Last descriptor |
| 979 | * make a ring by asign next pointer as first descriptor |
| 980 | * ENDIAN SWAP NEEDED ??? */ |
| 981 | else if((channelEntry->numDesc - 1) == idx) |
| 982 | { |
| 983 | prevDesc->dxedesc.dxe_short_desc.phyNextL = |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 984 | WLANDXE_U32_SWAP_ENDIAN(physAddress); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 985 | currentDesc->dxedesc.dxe_short_desc.phyNextL = |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 986 | WLANDXE_U32_SWAP_ENDIAN(channelEntry->headCtrlBlk->linkedDescPhyAddr); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 987 | } |
| 988 | |
| 989 | /* If Current Channel is RX channel PAL Packet and OS packet buffer should be |
| 990 | * Pre allocated and physical address must be assigned into |
| 991 | * Corresponding DXE Descriptor */ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 992 | if((WDTS_CHANNEL_RX_LOW_PRI == channelEntry->channelType) || |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 993 | (WDTS_CHANNEL_RX_HIGH_PRI == channelEntry->channelType) || |
| 994 | (WDTS_CHANNEL_RX_LOG == channelEntry->channelType)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 995 | { |
| 996 | status = dxeRXFrameSingleBufferAlloc(dxeCtrlBlk, |
| 997 | channelEntry, |
| 998 | currentCtrlBlk); |
| 999 | if( !WLAN_PAL_IS_STATUS_SUCCESS(status) ) |
| 1000 | { |
| 1001 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1002 | "dxeDescLinkAlloc RX Buffer Alloc Fail for channel %d", |
| 1003 | channelEntry->channelType); |
| 1004 | return status; |
| 1005 | } |
| 1006 | --channelEntry->numFreeDesc; |
| 1007 | } |
| 1008 | |
Leo Chang | 7e05f21 | 2013-07-01 19:54:15 -0700 | [diff] [blame] | 1009 | if((WDTS_CHANNEL_TX_LOW_PRI == channelEntry->channelType) || |
| 1010 | (WDTS_CHANNEL_TX_HIGH_PRI == channelEntry->channelType)) |
| 1011 | { |
| 1012 | currentDesc->descCtrl.ctrl = channelEntry->extraConfig.cw_ctrl_write; |
| 1013 | currentDesc->dxedesc.dxe_short_desc.dstMemAddrL = channelEntry->extraConfig.refWQ_swapped; |
| 1014 | } |
| 1015 | else if((WDTS_CHANNEL_RX_LOW_PRI == channelEntry->channelType) || |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 1016 | (WDTS_CHANNEL_RX_HIGH_PRI == channelEntry->channelType)|| |
| 1017 | (WDTS_CHANNEL_RX_LOG == channelEntry->channelType)) |
Leo Chang | 7e05f21 | 2013-07-01 19:54:15 -0700 | [diff] [blame] | 1018 | { |
| 1019 | currentDesc->descCtrl.ctrl = channelEntry->extraConfig.cw_ctrl_read; |
| 1020 | currentDesc->dxedesc.dxe_short_desc.srcMemAddrL = channelEntry->extraConfig.refWQ_swapped; |
| 1021 | } |
| 1022 | else |
| 1023 | { |
Mihir Shete | be94ebb | 2015-05-26 12:07:14 +0530 | [diff] [blame] | 1024 | /* Just in case. H2H RX channel, do nothing |
Leo Chang | 7e05f21 | 2013-07-01 19:54:15 -0700 | [diff] [blame] | 1025 | * By Definition this must not happen */ |
| 1026 | } |
| 1027 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1028 | currentCtrlBlk = currentCtrlBlk->nextCtrlBlk; |
| 1029 | prevDesc = currentDesc; |
| 1030 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1031 | // advance to the next pre-allocated descriptor in the chunk |
| 1032 | currentDesc++; |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 1033 | physAddress = (physAddress + sizeof(WLANDXE_DescType)); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1034 | } |
| 1035 | |
| 1036 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1037 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1038 | return status; |
| 1039 | } |
| 1040 | |
| 1041 | /*========================================================================== |
| 1042 | @ Function Name |
| 1043 | |
| 1044 | @ Description |
| 1045 | |
| 1046 | @ Parameters |
| 1047 | |
| 1048 | @ Return |
| 1049 | wpt_status |
| 1050 | |
| 1051 | ===========================================================================*/ |
| 1052 | static wpt_status dxeSetInterruptPath |
| 1053 | ( |
| 1054 | WLANDXE_CtrlBlkType *dxeCtrlBlk |
| 1055 | ) |
| 1056 | { |
| 1057 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 1058 | wpt_uint32 interruptPath = 0; |
| 1059 | wpt_uint32 idx; |
| 1060 | WLANDXE_ChannelCBType *channelEntry = NULL; |
| 1061 | |
| 1062 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1063 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1064 | |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 1065 | foreach_valid_channel(idx) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1066 | { |
| 1067 | channelEntry = &dxeCtrlBlk->dxeChannel[idx]; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1068 | if((WDTS_CHANNEL_TX_LOW_PRI == channelEntry->channelType) || |
| 1069 | (WDTS_CHANNEL_TX_HIGH_PRI == channelEntry->channelType)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1070 | { |
| 1071 | interruptPath |= (1 << channelEntry->assignedDMAChannel); |
| 1072 | } |
| 1073 | else if((WDTS_CHANNEL_RX_LOW_PRI == channelEntry->channelType) || |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 1074 | (WDTS_CHANNEL_RX_HIGH_PRI == channelEntry->channelType)|| |
Mihir Shete | c4093f9 | 2015-05-28 15:21:11 +0530 | [diff] [blame] | 1075 | (WDTS_CHANNEL_RX_FW_LOG == channelEntry->channelType) || |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 1076 | (WDTS_CHANNEL_RX_LOG == channelEntry->channelType)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1077 | { |
| 1078 | interruptPath |= (1 << (channelEntry->assignedDMAChannel + 16)); |
| 1079 | } |
| 1080 | else |
| 1081 | { |
| 1082 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1083 | "H2H TEST RX???? %d", channelEntry->channelType); |
| 1084 | } |
| 1085 | } |
| 1086 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 1087 | "Interrupt Path Must be 0x%x", interruptPath); |
| 1088 | dxeCtrlBlk->interruptPath = interruptPath; |
| 1089 | wpalWriteRegister(WLANDXE_CCU_DXE_INT_SELECT, interruptPath); |
| 1090 | |
| 1091 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1092 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1093 | return status; |
| 1094 | } |
| 1095 | |
| 1096 | /*========================================================================== |
| 1097 | @ Function Name |
| 1098 | dxeEngineCoreStart |
| 1099 | |
| 1100 | @ Description |
| 1101 | Trigger to start RIVA DXE Hardware |
| 1102 | |
| 1103 | @ Parameters |
| 1104 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1105 | DXE host driver main control block |
| 1106 | |
| 1107 | @ Return |
jagadeesh | f869bba | 2015-04-07 20:06:21 +0530 | [diff] [blame] | 1108 | void |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1109 | |
| 1110 | ===========================================================================*/ |
jagadeesh | f869bba | 2015-04-07 20:06:21 +0530 | [diff] [blame] | 1111 | static void dxeEngineCoreStart |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1112 | ( |
| 1113 | WLANDXE_CtrlBlkType *dxeCtrlBlk |
| 1114 | ) |
| 1115 | { |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1116 | wpt_uint32 registerData = 0; |
Leo Chang | 00708f6 | 2013-12-03 20:21:51 -0800 | [diff] [blame] | 1117 | wpt_uint8 readRetry; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1118 | |
| 1119 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1120 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1121 | |
Leo Chang | 00708f6 | 2013-12-03 20:21:51 -0800 | [diff] [blame] | 1122 | #ifdef WCN_PRONTO |
| 1123 | /* Read default */ |
| 1124 | wpalReadRegister(WLANDXE_CCU_SOFT_RESET, ®isterData); |
| 1125 | registerData |= WLANDXE_DMA_CCU_DXE_RESET_MASK; |
| 1126 | |
| 1127 | /* Make reset */ |
| 1128 | wpalWriteRegister(WLANDXE_CCU_SOFT_RESET, registerData); |
| 1129 | |
| 1130 | /* Clear reset */ |
| 1131 | registerData &= ~WLANDXE_DMA_CCU_DXE_RESET_MASK; |
| 1132 | wpalWriteRegister(WLANDXE_CCU_SOFT_RESET, registerData); |
| 1133 | #else |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1134 | /* START This core init is not needed for the integrated system */ |
| 1135 | /* Reset First */ |
| 1136 | registerData = WLANDXE_DMA_CSR_RESET_MASK; |
| 1137 | wpalWriteRegister(WALNDEX_DMA_CSR_ADDRESS, |
| 1138 | registerData); |
Leo Chang | 00708f6 | 2013-12-03 20:21:51 -0800 | [diff] [blame] | 1139 | #endif /* WCN_PRONTO */ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1140 | |
Leo Chang | 00708f6 | 2013-12-03 20:21:51 -0800 | [diff] [blame] | 1141 | for(readRetry = 0; readRetry < WLANDXE_CSR_MAX_READ_COUNT; readRetry++) |
| 1142 | { |
| 1143 | wpalWriteRegister(WALNDEX_DMA_CSR_ADDRESS, |
| 1144 | WLANDXE_CSR_DEFAULT_ENABLE); |
| 1145 | wpalReadRegister(WALNDEX_DMA_CSR_ADDRESS, ®isterData); |
| 1146 | if(!(registerData & WLANDXE_DMA_CSR_EN_MASK)) |
| 1147 | { |
| 1148 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1149 | "%s CSR 0x%x, count %d", |
| 1150 | __func__, registerData, readRetry); |
| 1151 | /* CSR is not valid value, re-try to write */ |
| 1152 | wpalBusyWait(WLANDXE_CSR_NEXT_READ_WAIT); |
| 1153 | } |
| 1154 | else |
| 1155 | { |
| 1156 | break; |
| 1157 | } |
| 1158 | } |
| 1159 | if(WLANDXE_CSR_MAX_READ_COUNT == readRetry) |
| 1160 | { |
| 1161 | /* MAX wait, still cannot write correct value |
| 1162 | * Panic device */ |
| 1163 | wpalDevicePanic(); |
| 1164 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1165 | |
| 1166 | /* Is This needed? |
| 1167 | * Not sure, revisit with integrated system */ |
| 1168 | /* END This core init is not needed for the integrated system */ |
| 1169 | |
| 1170 | dxeSetInterruptPath(dxeCtrlBlk); |
| 1171 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1172 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1173 | } |
| 1174 | |
| 1175 | /*========================================================================== |
| 1176 | @ Function Name |
| 1177 | dxeChannelInitProgram |
| 1178 | |
| 1179 | @ Description |
| 1180 | Program RIVA DXE engine register with initial value |
| 1181 | What must be programmed |
| 1182 | - Source Address (SADRL, chDXESadrlRegAddr) |
| 1183 | - Destination address (DADRL, chDXEDadrlRegAddr) |
| 1184 | - Next Descriptor address (DESCL, chDXEDesclRegAddr) |
| 1185 | - current descriptor address (LST_DESCL, chDXELstDesclRegAddr) |
| 1186 | |
| 1187 | Not need to program now |
| 1188 | - Channel Control register (CH_CTRL, chDXECtrlRegAddr) |
| 1189 | TX : Have to program to trigger send out frame |
| 1190 | RX : programmed by DXE engine |
| 1191 | |
| 1192 | @ Parameters |
| 1193 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1194 | DXE host driver main control block |
| 1195 | WLANDXE_ChannelCBType *channelEntry |
| 1196 | Channel specific control block |
| 1197 | @ Return |
| 1198 | wpt_status |
| 1199 | |
| 1200 | ===========================================================================*/ |
| 1201 | static wpt_status dxeChannelInitProgram |
| 1202 | ( |
| 1203 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1204 | WLANDXE_ChannelCBType *channelEntry |
| 1205 | ) |
| 1206 | { |
| 1207 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 1208 | wpt_uint32 idx; |
| 1209 | WLANDXE_DescType *currentDesc = NULL; |
| 1210 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = NULL; |
| 1211 | |
| 1212 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1213 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1214 | |
| 1215 | /* Sanity Check */ |
| 1216 | if((NULL == dxeCtrlBlk) || (NULL == channelEntry)) |
| 1217 | { |
| 1218 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1219 | "dxeChannelInitProgram Channel Entry is not valid"); |
| 1220 | return eWLAN_PAL_STATUS_E_INVAL; |
| 1221 | } |
| 1222 | |
| 1223 | /* Program Source address and destination adderss */ |
| 1224 | if(!channelEntry->channelConfig.useShortDescFmt) |
| 1225 | { |
| 1226 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1227 | "dxeChannelInitProgram Long Descriptor not support yet"); |
| 1228 | return eWLAN_PAL_STATUS_E_FAILURE; |
| 1229 | } |
| 1230 | |
| 1231 | /* Common register area */ |
| 1232 | /* Next linked list Descriptor pointer */ |
| 1233 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDesclRegAddr, |
| 1234 | channelEntry->headCtrlBlk->linkedDescPhyAddr); |
| 1235 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1236 | { |
| 1237 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1238 | "dxeChannelInitProgram Write DESC Address register fail"); |
| 1239 | return status; |
| 1240 | } |
| 1241 | |
| 1242 | if((WDTS_CHANNEL_TX_LOW_PRI == channelEntry->channelType) || |
| 1243 | (WDTS_CHANNEL_TX_HIGH_PRI == channelEntry->channelType)) |
| 1244 | { |
| 1245 | /* Program default registers */ |
| 1246 | /* TX DMA channel, DMA destination address is work Q */ |
| 1247 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDadrlRegAddr, |
| 1248 | channelEntry->channelConfig.refWQ); |
| 1249 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1250 | { |
| 1251 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1252 | "dxeChannelInitProgram Write TX DAddress register fail"); |
| 1253 | return status; |
| 1254 | } |
| 1255 | } |
| 1256 | else if((WDTS_CHANNEL_RX_LOW_PRI == channelEntry->channelType) || |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 1257 | (WDTS_CHANNEL_RX_HIGH_PRI == channelEntry->channelType) || |
| 1258 | (WDTS_CHANNEL_RX_LOG == channelEntry->channelType)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1259 | { |
| 1260 | /* Initialize Descriptor control Word First */ |
| 1261 | currentCtrlBlk = channelEntry->headCtrlBlk; |
| 1262 | for(idx = 0; idx < channelEntry->channelConfig.nDescs; idx++) |
| 1263 | { |
| 1264 | currentDesc = currentCtrlBlk->linkedDesc; |
| 1265 | currentCtrlBlk = currentCtrlBlk->nextCtrlBlk; |
| 1266 | } |
| 1267 | |
| 1268 | /* RX DMA channel, DMA source address is work Q */ |
| 1269 | status = wpalWriteRegister(channelEntry->channelRegister.chDXESadrlRegAddr, |
| 1270 | channelEntry->channelConfig.refWQ); |
| 1271 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1272 | { |
| 1273 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1274 | "dxeChannelInitProgram Write RX SAddress WQ register fail"); |
| 1275 | return status; |
| 1276 | } |
| 1277 | |
| 1278 | /* RX DMA channel, Program pre allocated destination Address */ |
| 1279 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDadrlRegAddr, |
| 1280 | WLANDXE_U32_SWAP_ENDIAN(channelEntry->DescBottomLoc->dxedesc.dxe_short_desc.phyNextL)); |
| 1281 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1282 | { |
| 1283 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1284 | "dxeChannelInitProgram Write RX DAddress register fail"); |
| 1285 | return status; |
| 1286 | } |
| 1287 | |
| 1288 | /* RX Channels, default Control registers MUST BE ENABLED */ |
jagadeesh | f869bba | 2015-04-07 20:06:21 +0530 | [diff] [blame] | 1289 | status = wpalWriteRegister(channelEntry->channelRegister.chDXECtrlRegAddr, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1290 | channelEntry->extraConfig.chan_mask); |
| 1291 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1292 | { |
| 1293 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1294 | "dxeChannelInitProgram Write RX Control register fail"); |
| 1295 | return status; |
| 1296 | } |
| 1297 | } |
| 1298 | else |
| 1299 | { |
| 1300 | /* H2H test channel, not use work Q */ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1301 | } |
| 1302 | |
| 1303 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1304 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1305 | return status; |
| 1306 | } |
| 1307 | |
| 1308 | |
| 1309 | /*========================================================================== |
| 1310 | @ Function Name |
| 1311 | dxeChannelStart |
| 1312 | |
| 1313 | @ Description |
| 1314 | Start Specific Channel |
| 1315 | |
| 1316 | @ Parameters |
| 1317 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1318 | DXE host driver main control block |
| 1319 | WLANDXE_ChannelCBType *channelEntry |
| 1320 | Channel specific control block |
| 1321 | |
| 1322 | @ Return |
| 1323 | wpt_status |
| 1324 | |
| 1325 | ===========================================================================*/ |
| 1326 | static wpt_status dxeChannelStart |
| 1327 | ( |
| 1328 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1329 | WLANDXE_ChannelCBType *channelEntry |
| 1330 | ) |
| 1331 | { |
| 1332 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 1333 | wpt_uint32 regValue = 0; |
| 1334 | wpt_uint32 intMaskVal = 0; |
| 1335 | |
| 1336 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1337 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1338 | |
| 1339 | channelEntry->extraConfig.chEnabled = eWLAN_PAL_TRUE; |
| 1340 | channelEntry->extraConfig.chConfigured = eWLAN_PAL_TRUE; |
| 1341 | |
| 1342 | /* Enable individual channel |
| 1343 | * not to break current channel setup, first read register */ |
| 1344 | status = wpalReadRegister(WALNDEX_DMA_CH_EN_ADDRESS, |
| 1345 | ®Value); |
| 1346 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1347 | { |
| 1348 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1349 | "dxeChannelStart Read Channel Enable register fail"); |
| 1350 | return status; |
| 1351 | } |
| 1352 | |
| 1353 | /* Enable Channel specific Interrupt */ |
| 1354 | status = wpalReadRegister(WLANDXE_INT_MASK_REG_ADDRESS, |
| 1355 | &intMaskVal); |
| 1356 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1357 | { |
| 1358 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1359 | "dxeChannelStart Read INT_MASK register fail"); |
| 1360 | return status; |
| 1361 | } |
| 1362 | intMaskVal |= channelEntry->extraConfig.intMask; |
| 1363 | status = wpalWriteRegister(WLANDXE_INT_MASK_REG_ADDRESS, |
| 1364 | intMaskVal); |
| 1365 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1366 | { |
| 1367 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1368 | "dxeChannelStart Write INT_MASK register fail"); |
| 1369 | return status; |
| 1370 | } |
| 1371 | |
| 1372 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1373 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1374 | return status; |
| 1375 | } |
| 1376 | |
| 1377 | /*========================================================================== |
| 1378 | @ Function Name |
| 1379 | dxeChannelStop |
| 1380 | |
| 1381 | @ Description |
| 1382 | Stop Specific Channel |
| 1383 | |
| 1384 | @ Parameters |
| 1385 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1386 | DXE host driver main control block |
| 1387 | WLANDXE_ChannelCBType *channelEntry |
| 1388 | Channel specific control block |
| 1389 | |
| 1390 | @ Return |
| 1391 | wpt_status |
| 1392 | |
| 1393 | ===========================================================================*/ |
| 1394 | static wpt_status dxeChannelStop |
| 1395 | ( |
| 1396 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1397 | WLANDXE_ChannelCBType *channelEntry |
| 1398 | ) |
| 1399 | { |
| 1400 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 1401 | wpt_uint32 intMaskVal = 0; |
| 1402 | |
| 1403 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1404 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1405 | |
| 1406 | /* Sanity */ |
| 1407 | if((NULL == dxeCtrlBlk) || (NULL == channelEntry)) |
| 1408 | { |
| 1409 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1410 | "dxeChannelStop Invalid arg input"); |
| 1411 | return eWLAN_PAL_STATUS_E_INVAL; |
| 1412 | } |
| 1413 | |
Madan Mohan Koyyalamudi | d57ae63 | 2012-11-06 18:42:48 -0800 | [diff] [blame] | 1414 | if ( (channelEntry->extraConfig.chEnabled != eWLAN_PAL_TRUE) || |
| 1415 | (channelEntry->extraConfig.chConfigured != eWLAN_PAL_TRUE)) |
| 1416 | { |
| 1417 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1418 | "dxeChannelStop channels are not enabled "); |
Madan Mohan Koyyalamudi | b2cb8be | 2012-11-27 15:07:43 -0800 | [diff] [blame] | 1419 | return status; |
Madan Mohan Koyyalamudi | d57ae63 | 2012-11-06 18:42:48 -0800 | [diff] [blame] | 1420 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1421 | /* Maskout interrupt */ |
| 1422 | status = wpalReadRegister(WLANDXE_INT_MASK_REG_ADDRESS, |
| 1423 | &intMaskVal); |
| 1424 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1425 | { |
| 1426 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1427 | "dxeChannelStop Read INT_MASK register fail"); |
| 1428 | return status; |
| 1429 | } |
| 1430 | intMaskVal ^= channelEntry->extraConfig.intMask; |
| 1431 | status = wpalWriteRegister(WLANDXE_INT_MASK_REG_ADDRESS, |
| 1432 | intMaskVal); |
| 1433 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1434 | { |
| 1435 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1436 | "dxeChannelStop Write INT_MASK register fail"); |
| 1437 | return status; |
| 1438 | } |
| 1439 | |
| 1440 | channelEntry->extraConfig.chEnabled = eWLAN_PAL_FALSE; |
| 1441 | |
| 1442 | /* Stop Channel ??? */ |
| 1443 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1444 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1445 | return status; |
| 1446 | } |
| 1447 | |
| 1448 | /*========================================================================== |
| 1449 | @ Function Name |
| 1450 | dxeChannelClose |
| 1451 | |
| 1452 | @ Description |
| 1453 | Close Specific Channel |
| 1454 | Free pre allocated RX frame buffer if RX channel |
| 1455 | Free DXE descriptor for each channel |
| 1456 | Free Descriptor control block for each channel |
| 1457 | |
| 1458 | @ Parameters |
| 1459 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1460 | DXE host driver main control block |
| 1461 | WLANDXE_ChannelCBType *channelEntry |
| 1462 | Channel specific control block |
| 1463 | |
| 1464 | @ Return |
| 1465 | wpt_status |
| 1466 | |
| 1467 | ===========================================================================*/ |
| 1468 | static wpt_status dxeChannelClose |
| 1469 | ( |
| 1470 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1471 | WLANDXE_ChannelCBType *channelEntry |
| 1472 | ) |
| 1473 | { |
| 1474 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 1475 | wpt_uint32 idx; |
| 1476 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = NULL; |
| 1477 | WLANDXE_DescCtrlBlkType *nextCtrlBlk = NULL; |
| 1478 | WLANDXE_DescType *currentDescriptor = NULL; |
| 1479 | WLANDXE_DescType *nextDescriptor = NULL; |
| 1480 | |
| 1481 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1482 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1483 | |
| 1484 | /* Sanity */ |
| 1485 | if((NULL == dxeCtrlBlk) || (NULL == channelEntry)) |
| 1486 | { |
| 1487 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1488 | "dxeChannelStop Invalid arg input"); |
| 1489 | return eWLAN_PAL_STATUS_E_INVAL; |
| 1490 | } |
| 1491 | |
| 1492 | currentCtrlBlk = channelEntry->headCtrlBlk; |
| 1493 | if(NULL != currentCtrlBlk) |
| 1494 | { |
| 1495 | currentDescriptor = currentCtrlBlk->linkedDesc; |
| 1496 | for(idx = 0; idx < channelEntry->numDesc; idx++) |
| 1497 | { |
| 1498 | if (idx + 1 != channelEntry->numDesc) |
| 1499 | { |
| 1500 | nextCtrlBlk = currentCtrlBlk->nextCtrlBlk; |
| 1501 | nextDescriptor = nextCtrlBlk->linkedDesc; |
| 1502 | } |
| 1503 | else |
| 1504 | { |
| 1505 | nextCtrlBlk = NULL; |
| 1506 | nextDescriptor = NULL; |
| 1507 | } |
| 1508 | if((WDTS_CHANNEL_RX_LOW_PRI == channelEntry->channelType) || |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 1509 | (WDTS_CHANNEL_RX_HIGH_PRI == channelEntry->channelType) || |
| 1510 | (WDTS_CHANNEL_RX_LOG == channelEntry->channelType)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1511 | { |
| 1512 | if (NULL != currentCtrlBlk->xfrFrame) |
| 1513 | { |
| 1514 | wpalUnlockPacket(currentCtrlBlk->xfrFrame); |
| 1515 | wpalPacketFree(currentCtrlBlk->xfrFrame); |
| 1516 | } |
| 1517 | } |
| 1518 | /* |
| 1519 | * It is the responsibility of DXE to walk through the |
| 1520 | * descriptor chain and unlock any pending packets (if |
| 1521 | * locked). |
| 1522 | */ |
| 1523 | if((WDTS_CHANNEL_TX_LOW_PRI == channelEntry->channelType) || |
| 1524 | (WDTS_CHANNEL_TX_HIGH_PRI == channelEntry->channelType)) |
| 1525 | { |
| 1526 | if((NULL != currentCtrlBlk->xfrFrame) && |
| 1527 | (eWLAN_PAL_STATUS_SUCCESS == wpalIsPacketLocked(currentCtrlBlk->xfrFrame))) |
| 1528 | { |
| 1529 | wpalUnlockPacket(currentCtrlBlk->xfrFrame); |
| 1530 | wpalPacketFree(currentCtrlBlk->xfrFrame); |
| 1531 | } |
| 1532 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1533 | wpalMemoryFree(currentCtrlBlk); |
| 1534 | |
| 1535 | currentCtrlBlk = nextCtrlBlk; |
| 1536 | currentDescriptor = nextDescriptor; |
Madan Mohan Koyyalamudi | 74719a1 | 2012-10-21 12:09:36 -0700 | [diff] [blame] | 1537 | if(NULL == currentCtrlBlk) |
| 1538 | { |
| 1539 | /* Already reach last of the control block |
| 1540 | * Not need to process anymore, break */ |
| 1541 | break; |
| 1542 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1543 | } |
| 1544 | } |
| 1545 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1546 | // descriptors were allocated as a single chunk so free the chunk |
| 1547 | if(NULL != channelEntry->descriptorAllocation) |
| 1548 | { |
| 1549 | wpalDmaMemoryFree(channelEntry->descriptorAllocation); |
| 1550 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1551 | |
| 1552 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1553 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1554 | return status; |
| 1555 | } |
| 1556 | |
| 1557 | /*========================================================================== |
| 1558 | @ Function Name |
| 1559 | dxeChannelCleanInt |
| 1560 | |
| 1561 | @ Description |
| 1562 | Clean up interrupt from RIVA HW |
| 1563 | After Host finish to handle interrupt, interrupt signal must be cleaned up |
| 1564 | Otherwise next interrupt will not be generated |
| 1565 | |
| 1566 | @ Parameters |
| 1567 | WLANDXE_ChannelCBType *channelEntry |
| 1568 | Channel specific control block |
| 1569 | wpt_uint32 *chStat |
| 1570 | Channel Status register value |
| 1571 | |
| 1572 | @ Return |
| 1573 | wpt_status |
| 1574 | |
| 1575 | ===========================================================================*/ |
| 1576 | static wpt_status dxeChannelCleanInt |
| 1577 | ( |
| 1578 | WLANDXE_ChannelCBType *channelEntry, |
| 1579 | wpt_uint32 *chStat |
| 1580 | ) |
| 1581 | { |
| 1582 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 1583 | |
| 1584 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1585 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1586 | |
| 1587 | /* Read Channel Status Register to know why INT Happen */ |
| 1588 | status = wpalReadRegister(channelEntry->channelRegister.chDXEStatusRegAddr, |
| 1589 | chStat); |
| 1590 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1591 | { |
| 1592 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1593 | "dxeChannelCleanInt Read CH STAT register fail"); |
| 1594 | return eWLAN_PAL_STATUS_E_FAULT; |
| 1595 | } |
| 1596 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 1597 | "%s Channel INT Clean, Status 0x%x", |
| 1598 | channelType[channelEntry->channelType], *chStat); |
| 1599 | |
| 1600 | /* Clean up all the INT within this channel */ |
| 1601 | status = wpalWriteRegister(WLANDXE_INT_CLR_ADDRESS, |
| 1602 | (1 << channelEntry->assignedDMAChannel)); |
| 1603 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1604 | { |
| 1605 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1606 | "dxeChannelCleanInt Write CH Clean register fail"); |
| 1607 | return eWLAN_PAL_STATUS_E_FAULT; |
| 1608 | } |
| 1609 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 1610 | /* Clean up Error INT Bit */ |
| 1611 | if(WLANDXE_CH_STAT_INT_ERR_MASK & *chStat) |
| 1612 | { |
| 1613 | status = wpalWriteRegister(WLANDXE_INT_ERR_CLR_ADDRESS, |
| 1614 | (1 << channelEntry->assignedDMAChannel)); |
| 1615 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1616 | { |
| 1617 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1618 | "dxeChannelCleanInt Read CH STAT register fail"); |
| 1619 | return eWLAN_PAL_STATUS_E_FAULT; |
| 1620 | } |
| 1621 | } |
| 1622 | |
| 1623 | /* Clean up DONE INT Bit */ |
| 1624 | if(WLANDXE_CH_STAT_INT_DONE_MASK & *chStat) |
| 1625 | { |
| 1626 | status = wpalWriteRegister(WLANDXE_INT_DONE_CLR_ADDRESS, |
| 1627 | (1 << channelEntry->assignedDMAChannel)); |
| 1628 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1629 | { |
| 1630 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1631 | "dxeChannelCleanInt Read CH STAT register fail"); |
| 1632 | return eWLAN_PAL_STATUS_E_FAULT; |
| 1633 | } |
| 1634 | } |
| 1635 | |
| 1636 | /* Clean up ED INT Bit */ |
| 1637 | if(WLANDXE_CH_STAT_INT_ED_MASK & *chStat) |
| 1638 | { |
| 1639 | status = wpalWriteRegister(WLANDXE_INT_ED_CLR_ADDRESS, |
| 1640 | (1 << channelEntry->assignedDMAChannel)); |
| 1641 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1642 | { |
| 1643 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1644 | "dxeChannelCleanInt Read CH STAT register fail"); |
| 1645 | return eWLAN_PAL_STATUS_E_FAULT; |
| 1646 | } |
| 1647 | } |
| 1648 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1649 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1650 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1651 | return status; |
| 1652 | } |
| 1653 | |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 1654 | #ifdef WLAN_DXE_LOW_RESOURCE_TIMER |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1655 | /*========================================================================== |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 1656 | @ Function Name |
| 1657 | dxeRXResourceAvailableTimerExpHandler |
| 1658 | |
| 1659 | @ Description |
| 1660 | During pre-set timeperiod, if free available RX buffer is not allocated |
| 1661 | Trigger Driver re-loading to recover RX dead end |
| 1662 | |
| 1663 | @ Parameters |
| 1664 | v_VOID_t *usrData |
| 1665 | DXE context |
| 1666 | |
| 1667 | @ Return |
| 1668 | NONE |
| 1669 | |
| 1670 | ===========================================================================*/ |
| 1671 | void dxeRXResourceAvailableTimerExpHandler |
| 1672 | ( |
| 1673 | void *usrData |
| 1674 | ) |
| 1675 | { |
Katya Nigam | 93888ff | 2014-02-10 17:58:11 +0530 | [diff] [blame] | 1676 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
Mihir Shete | 058fcff | 2014-06-26 18:54:06 +0530 | [diff] [blame] | 1677 | wpt_uint32 numRxFreePackets; |
Mihir Shete | d183cef | 2014-09-26 19:17:56 +0530 | [diff] [blame] | 1678 | wpt_uint32 numAllocFailures; |
Katya Nigam | 93888ff | 2014-02-10 17:58:11 +0530 | [diff] [blame] | 1679 | |
| 1680 | dxeCtxt = (WLANDXE_CtrlBlkType *)usrData; |
| 1681 | |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 1682 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 1683 | "RX Low resource, Durign wait time period %d, RX resource not allocated", |
Katya Nigam | a6fbf66 | 2015-03-17 18:35:47 +0530 | [diff] [blame] | 1684 | wpalGetDxeReplenishRXTimerVal()); |
Katya Nigam | 93888ff | 2014-02-10 17:58:11 +0530 | [diff] [blame] | 1685 | |
Mihir Shete | 058fcff | 2014-06-26 18:54:06 +0530 | [diff] [blame] | 1686 | //This API wil also try to replenish packets |
| 1687 | wpalGetNumRxFreePacket(&numRxFreePackets); |
Mihir Shete | d183cef | 2014-09-26 19:17:56 +0530 | [diff] [blame] | 1688 | wpalGetNumRxPacketAllocFailures(&numAllocFailures); |
Mihir Shete | 058fcff | 2014-06-26 18:54:06 +0530 | [diff] [blame] | 1689 | |
Mihir Shete | d183cef | 2014-09-26 19:17:56 +0530 | [diff] [blame] | 1690 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 1691 | "Free Packets: %u, Alloc Failures: %u", |
| 1692 | numRxFreePackets, numAllocFailures); |
Mihir Shete | 058fcff | 2014-06-26 18:54:06 +0530 | [diff] [blame] | 1693 | if (numRxFreePackets > 0) |
| 1694 | { |
| 1695 | /* If no. of free packets is greater than 0, it means |
| 1696 | * that some packets were replenished and can be used |
| 1697 | * by DXE to receive frames. So try to restart the |
| 1698 | * resourceAvailable timer here, it will be stopped |
| 1699 | * by the DXE's low resource callback if atleast one |
| 1700 | * free packet reaches DXE. |
| 1701 | */ |
| 1702 | if (NULL != dxeCtxt) |
| 1703 | { |
| 1704 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 1705 | "%s: Replenish successful. Restart the Rx Low resource timer", |
| 1706 | __func__); |
| 1707 | wpalTimerStart(&dxeCtxt->rxResourceAvailableTimer, |
Katya Nigam | a6fbf66 | 2015-03-17 18:35:47 +0530 | [diff] [blame] | 1708 | wpalGetDxeReplenishRXTimerVal()); |
Mihir Shete | 058fcff | 2014-06-26 18:54:06 +0530 | [diff] [blame] | 1709 | return; |
| 1710 | } |
| 1711 | } |
Katya Nigam | a6fbf66 | 2015-03-17 18:35:47 +0530 | [diff] [blame] | 1712 | if(wpalIsDxeSSREnable()) |
| 1713 | { |
| 1714 | if (NULL != dxeCtxt) |
| 1715 | dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE; |
Mihir Shete | 058fcff | 2014-06-26 18:54:06 +0530 | [diff] [blame] | 1716 | |
Katya Nigam | a6fbf66 | 2015-03-17 18:35:47 +0530 | [diff] [blame] | 1717 | wpalWlanReload(); |
Katya Nigam | 93888ff | 2014-02-10 17:58:11 +0530 | [diff] [blame] | 1718 | |
Katya Nigam | a6fbf66 | 2015-03-17 18:35:47 +0530 | [diff] [blame] | 1719 | if (NULL != usrData) |
| 1720 | dxeStartSSRTimer((WLANDXE_CtrlBlkType *)usrData); |
| 1721 | } |
| 1722 | else |
| 1723 | { |
| 1724 | wpalTimerStart(&dxeCtxt->rxResourceAvailableTimer, |
| 1725 | wpalGetDxeReplenishRXTimerVal()); |
| 1726 | } |
Mihir Shete | fdc9f53 | 2014-01-09 15:03:02 +0530 | [diff] [blame] | 1727 | return; |
| 1728 | } |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 1729 | #endif |
Mihir Shete | fdc9f53 | 2014-01-09 15:03:02 +0530 | [diff] [blame] | 1730 | |
| 1731 | /*========================================================================== |
| 1732 | @ Function Name |
| 1733 | dxeStartSSRTimer |
| 1734 | |
| 1735 | @ Description |
| 1736 | Start the dxeSSRTimer after issuing the FIQ to restart the WCN chip, |
| 1737 | this makes sure that if the chip does not respond to the FIQ within |
| 1738 | the timeout period the dxeSSRTimer expiration handler will take the |
| 1739 | appropriate action. |
| 1740 | |
| 1741 | @ Parameters |
| 1742 | NONE |
| 1743 | |
| 1744 | @ Return |
| 1745 | NONE |
| 1746 | |
| 1747 | ===========================================================================*/ |
| 1748 | static void dxeStartSSRTimer |
| 1749 | ( |
| 1750 | WLANDXE_CtrlBlkType *dxeCtxt |
| 1751 | ) |
| 1752 | { |
| 1753 | if(VOS_TIMER_STATE_RUNNING != |
| 1754 | wpalTimerGetCurStatus(&dxeCtxt->dxeSSRTimer)) |
| 1755 | { |
| 1756 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 1757 | "%s: Starting SSR Timer",__func__); |
| 1758 | wpalTimerStart(&dxeCtxt->dxeSSRTimer, |
| 1759 | T_WLANDXE_SSR_TIMEOUT); |
| 1760 | } |
| 1761 | } |
| 1762 | |
| 1763 | /*========================================================================== |
| 1764 | @ Function Name |
| 1765 | dxeSSRTimerExpHandler |
| 1766 | |
| 1767 | @ Description |
| 1768 | Issue an explicit subsystem restart of the wcnss subsystem if the |
| 1769 | WCN chip does not respond to the FIQ within the timeout period |
| 1770 | |
| 1771 | @ Parameters |
| 1772 | v_VOID_t *usrData |
| 1773 | |
| 1774 | @ Return |
| 1775 | NONE |
| 1776 | |
| 1777 | ===========================================================================*/ |
| 1778 | void dxeSSRTimerExpHandler |
| 1779 | ( |
| 1780 | void *usrData |
| 1781 | ) |
| 1782 | { |
| 1783 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 1784 | "DXE not shutdown %d ms after FIQ!! Issue SSR", |
| 1785 | T_WLANDXE_SSR_TIMEOUT); |
| 1786 | wpalRivaSubystemRestart(); |
| 1787 | |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 1788 | return; |
| 1789 | } |
| 1790 | |
| 1791 | /*========================================================================== |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1792 | @ Function Name |
| 1793 | dxeRXPacketAvailableCB |
| 1794 | |
| 1795 | @ Description |
| 1796 | If RX frame handler encounts RX buffer pool empty condition, |
| 1797 | DXE RX handle loop will be blocked till get available RX buffer pool. |
| 1798 | When new RX buffer pool available, Packet available CB function will |
| 1799 | be called. |
| 1800 | |
| 1801 | @ Parameters |
| 1802 | wpt_packet *freePacket |
| 1803 | Newly allocated RX buffer |
| 1804 | v_VOID_t *usrData |
| 1805 | DXE context |
| 1806 | |
| 1807 | @ Return |
| 1808 | NONE |
| 1809 | |
| 1810 | ===========================================================================*/ |
| 1811 | void dxeRXPacketAvailableCB |
| 1812 | ( |
| 1813 | wpt_packet *freePacket, |
| 1814 | v_VOID_t *usrData |
| 1815 | ) |
| 1816 | { |
| 1817 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
| 1818 | wpt_status status; |
| 1819 | |
| 1820 | /* Simple Sanity */ |
| 1821 | if((NULL == freePacket) || (NULL == usrData)) |
| 1822 | { |
| 1823 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 1824 | "Get Free RX Buffer fail, Critical Error"); |
| 1825 | HDXE_ASSERT(0); |
| 1826 | return; |
| 1827 | } |
| 1828 | |
| 1829 | dxeCtxt = (WLANDXE_CtrlBlkType *)usrData; |
| 1830 | |
| 1831 | if(WLANDXE_CTXT_COOKIE != dxeCtxt->dxeCookie) |
| 1832 | { |
| 1833 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 1834 | "DXE Context data corrupted, Critical Error"); |
| 1835 | HDXE_ASSERT(0); |
| 1836 | return; |
| 1837 | } |
| 1838 | |
| 1839 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
| 1840 | "DXE RX packet available, post MSG to RX Thread"); |
| 1841 | |
| 1842 | dxeCtxt->freeRXPacket = freePacket; |
| 1843 | |
| 1844 | /* Serialize RX Packet Available message upon RX thread */ |
Manjunathappa Prakash | fb58546 | 2013-12-23 19:07:07 -0800 | [diff] [blame] | 1845 | if (NULL == dxeCtxt->rxPktAvailMsg) |
| 1846 | { |
| 1847 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 1848 | "DXE NULL pkt"); |
| 1849 | HDXE_ASSERT(0); |
| 1850 | return; |
| 1851 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1852 | |
| 1853 | status = wpalPostRxMsg(WDI_GET_PAL_CTX(), |
| 1854 | dxeCtxt->rxPktAvailMsg); |
| 1855 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1856 | { |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1857 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 1858 | "dxeRXPacketAvailableCB serialize fail"); |
| 1859 | } |
| 1860 | |
| 1861 | return; |
| 1862 | } |
| 1863 | |
| 1864 | /*========================================================================== |
| 1865 | @ Function Name |
| 1866 | dxeRXFrameSingleBufferAlloc |
| 1867 | |
| 1868 | @ Description |
| 1869 | Allocate Platform packet buffer to prepare RX frame |
| 1870 | RX frame memory space must be pre allocted and must be asigned to |
| 1871 | descriptor |
| 1872 | then whenever DMA engine want to tranfer frame from BMU, |
| 1873 | buffer must be ready |
| 1874 | |
| 1875 | @ Parameters |
| 1876 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 1877 | DXE host driver main control block |
| 1878 | WLANDXE_ChannelCBType *channelEntry |
| 1879 | Channel specific control block |
| 1880 | WLANDXE_DescCtrlBlkType currentCtrlBlock |
| 1881 | current control block which have to be asigned |
| 1882 | frame buffer |
| 1883 | |
| 1884 | @ Return |
| 1885 | wpt_status |
| 1886 | |
| 1887 | ===========================================================================*/ |
| 1888 | static wpt_status dxeRXFrameSingleBufferAlloc |
| 1889 | ( |
| 1890 | WLANDXE_CtrlBlkType *dxeCtxt, |
| 1891 | WLANDXE_ChannelCBType *channelEntry, |
| 1892 | WLANDXE_DescCtrlBlkType *currentCtrlBlock |
| 1893 | ) |
| 1894 | { |
| 1895 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 1896 | wpt_packet *currentPalPacketBuffer = NULL; |
| 1897 | WLANDXE_DescType *currentDesc = NULL; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1898 | wpt_iterator iterator; |
| 1899 | wpt_uint32 allocatedSize = 0; |
| 1900 | void *physAddress = NULL; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1901 | |
| 1902 | currentDesc = currentCtrlBlock->linkedDesc; |
| 1903 | |
Leo Chang | 7e05f21 | 2013-07-01 19:54:15 -0700 | [diff] [blame] | 1904 | if(currentDesc->descCtrl.valid) |
| 1905 | { |
| 1906 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1907 | "This Descriptor is valid, Do not refill"); |
| 1908 | return eWLAN_PAL_STATUS_E_EXISTS; |
| 1909 | } |
| 1910 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1911 | /* First check if a packet pointer has already been provided by a previously |
| 1912 | invoked Rx packet available callback. If so use that packet. */ |
Sravan Kumar Kairam | 7b8c385 | 2016-03-28 15:54:05 +0530 | [diff] [blame] | 1913 | if (dxeCtxt->rxPalPacketUnavailable) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1914 | { |
Sravan Kumar Kairam | 7b8c385 | 2016-03-28 15:54:05 +0530 | [diff] [blame] | 1915 | if (NULL != dxeCtxt->freeRXPacket) |
Mihir Shete | d183cef | 2014-09-26 19:17:56 +0530 | [diff] [blame] | 1916 | { |
Sravan Kumar Kairam | 7b8c385 | 2016-03-28 15:54:05 +0530 | [diff] [blame] | 1917 | currentPalPacketBuffer = dxeCtxt->freeRXPacket; |
| 1918 | dxeCtxt->rxPalPacketUnavailable = eWLAN_PAL_FALSE; |
| 1919 | dxeCtxt->freeRXPacket = NULL; |
| 1920 | |
| 1921 | if (channelEntry->doneIntDisabled) |
| 1922 | { |
| 1923 | wpalWriteRegister(channelEntry->channelRegister.chDXECtrlRegAddr, |
| 1924 | channelEntry->extraConfig.chan_mask); |
| 1925 | channelEntry->doneIntDisabled = 0; |
| 1926 | } |
| 1927 | } |
| 1928 | else if (VOS_TIMER_STATE_RUNNING != |
| 1929 | wpalTimerGetCurStatus(&dxeCtxt->rxResourceAvailableTimer)) |
| 1930 | { |
| 1931 | if (eWLAN_PAL_STATUS_SUCCESS != |
| 1932 | wpalTimerStart(&dxeCtxt->rxResourceAvailableTimer, |
| 1933 | wpalGetDxeReplenishRXTimerVal())) |
| 1934 | { |
| 1935 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 1936 | "RX resource available timer not started"); |
| 1937 | } |
| 1938 | else |
| 1939 | dxeEnvBlk.rx_low_resource_timer = 1; |
Mihir Shete | d183cef | 2014-09-26 19:17:56 +0530 | [diff] [blame] | 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"); |
Sravan Kumar Kairam | 7b8c385 | 2016-03-28 15:54:05 +0530 | [diff] [blame] | 1961 | if (eWLAN_PAL_STATUS_SUCCESS != |
| 1962 | wpalTimerStart(&dxeCtxt->rxResourceAvailableTimer, |
| 1963 | wpalGetDxeReplenishRXTimerVal())) |
| 1964 | { |
| 1965 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 1966 | "RX resource available timer not started"); |
| 1967 | } |
| 1968 | else |
| 1969 | dxeEnvBlk.rx_low_resource_timer = 1; |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 1970 | } |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 1971 | #endif |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1972 | } |
| 1973 | } |
| 1974 | |
| 1975 | if(NULL == currentPalPacketBuffer) |
| 1976 | { |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1977 | return eWLAN_PAL_STATUS_E_RESOURCES; |
| 1978 | } |
| 1979 | |
| 1980 | currentCtrlBlock->xfrFrame = currentPalPacketBuffer; |
| 1981 | currentPalPacketBuffer->pktType = eWLAN_PAL_PKT_TYPE_RX_RAW; |
| 1982 | currentPalPacketBuffer->pBD = NULL; |
| 1983 | currentPalPacketBuffer->pBDPhys = NULL; |
| 1984 | currentPalPacketBuffer->BDLength = 0; |
Mihir Shete | 5affadc | 2015-05-29 20:54:57 +0530 | [diff] [blame] | 1985 | |
| 1986 | if (channelEntry->channelType == WDTS_CHANNEL_RX_FW_LOG) |
Hanumantha Reddy Pothula | bd3303c | 2015-07-15 17:22:00 +0530 | [diff] [blame] | 1987 | wpalPacketRawTrimHead(currentCtrlBlock->xfrFrame, WLANDXE_NL_HEADER_SZ); |
Mihir Shete | 5affadc | 2015-05-29 20:54:57 +0530 | [diff] [blame] | 1988 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1989 | status = wpalLockPacketForTransfer(currentPalPacketBuffer); |
Mihir Shete | bc33824 | 2015-03-04 15:34:19 +0530 | [diff] [blame] | 1990 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1991 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 1992 | { |
| 1993 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 1994 | "dxeRXFrameBufferAlloc unable to lock packet"); |
| 1995 | return status; |
| 1996 | } |
| 1997 | |
| 1998 | /* Init iterator to get physical os buffer address */ |
| 1999 | status = wpalIteratorInit(&iterator, currentPalPacketBuffer); |
| 2000 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2001 | { |
| 2002 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2003 | "dxeRXFrameBufferAlloc iterator init fail"); |
| 2004 | return status; |
| 2005 | } |
| 2006 | status = wpalIteratorNext(&iterator, |
| 2007 | currentPalPacketBuffer, |
| 2008 | &physAddress, |
| 2009 | &allocatedSize); |
| 2010 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2011 | { |
| 2012 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2013 | "dxeRXFrameBufferAlloc iterator Get Next pointer fail"); |
| 2014 | return status; |
| 2015 | } |
| 2016 | currentPalPacketBuffer->pBDPhys = physAddress; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2017 | |
| 2018 | /* DXE descriptor must have SWAPPED addres in it's structure |
| 2019 | * !!! SWAPPED !!! */ |
| 2020 | currentDesc->dxedesc.dxe_short_desc.dstMemAddrL = |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 2021 | WLANDXE_U32_SWAP_ENDIAN((wpt_uint32)(uintptr_t)currentPalPacketBuffer->pBDPhys); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2022 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2023 | return status; |
| 2024 | } |
| 2025 | |
| 2026 | /*========================================================================== |
| 2027 | @ Function Name |
| 2028 | dxeRXFrameRefillRing |
| 2029 | |
| 2030 | @ Description |
| 2031 | Allocate Platform packet buffers to try to fill up the DXE Rx ring |
| 2032 | |
| 2033 | @ Parameters |
| 2034 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 2035 | DXE host driver main control block |
| 2036 | WLANDXE_ChannelCBType *channelEntry |
| 2037 | Channel specific control block |
| 2038 | |
| 2039 | @ Return |
| 2040 | wpt_status |
| 2041 | |
| 2042 | ===========================================================================*/ |
| 2043 | static wpt_status dxeRXFrameRefillRing |
| 2044 | ( |
| 2045 | WLANDXE_CtrlBlkType *dxeCtxt, |
| 2046 | WLANDXE_ChannelCBType *channelEntry |
| 2047 | ) |
| 2048 | { |
| 2049 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 2050 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = channelEntry->tailCtrlBlk; |
| 2051 | WLANDXE_DescType *currentDesc = NULL; |
| 2052 | |
| 2053 | while(channelEntry->numFreeDesc > 0) |
| 2054 | { |
| 2055 | /* Current Control block is free |
| 2056 | * and associated frame buffer is not linked with control block anymore |
| 2057 | * allocate new frame buffer for current control block */ |
| 2058 | status = dxeRXFrameSingleBufferAlloc(dxeCtxt, |
| 2059 | channelEntry, |
| 2060 | currentCtrlBlk); |
| 2061 | |
Leo Chang | 7e05f21 | 2013-07-01 19:54:15 -0700 | [diff] [blame] | 2062 | if((eWLAN_PAL_STATUS_SUCCESS != status) && |
| 2063 | (eWLAN_PAL_STATUS_E_EXISTS != status)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2064 | { |
| 2065 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 2066 | "dxeRXFrameRefillRing, out of RX buffer pool, break here"); |
| 2067 | break; |
| 2068 | } |
| 2069 | |
Leo Chang | 7e05f21 | 2013-07-01 19:54:15 -0700 | [diff] [blame] | 2070 | if(eWLAN_PAL_STATUS_E_EXISTS == status) |
| 2071 | { |
| 2072 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2073 | "dxeRXFrameRefillRing, Descriptor Non-Empry"); |
| 2074 | } |
| 2075 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2076 | currentDesc = currentCtrlBlk->linkedDesc; |
| 2077 | currentDesc->descCtrl.ctrl = channelEntry->extraConfig.cw_ctrl_read; |
| 2078 | |
| 2079 | /* Issue a dummy read from the DXE descriptor DDR location to ensure |
| 2080 | that any posted writes are reflected in memory before DXE looks at |
| 2081 | the descriptor. */ |
| 2082 | if(channelEntry->extraConfig.cw_ctrl_read != currentDesc->descCtrl.ctrl) |
| 2083 | { |
Karthick S | 3254c5d | 2015-04-28 15:06:17 +0530 | [diff] [blame] | 2084 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2085 | "dxeRXFrameRefillRing, Descriptor write failed"); |
| 2086 | ++channelEntry->desc_write_fail_count; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2087 | //HDXE_ASSERT(0); |
| 2088 | } |
| 2089 | |
| 2090 | /* Kick off the DXE ring, if not in any power save mode */ |
Leo Chang | 094ece8 | 2013-04-23 17:57:41 -0700 | [diff] [blame] | 2091 | if(WLANDXE_POWER_STATE_FULL == dxeCtxt->hostPowerState) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2092 | { |
| 2093 | wpalWriteRegister(WALNDEX_DMA_ENCH_ADDRESS, |
| 2094 | 1 << channelEntry->assignedDMAChannel); |
| 2095 | } |
| 2096 | currentCtrlBlk = currentCtrlBlk->nextCtrlBlk; |
Leo Chang | 7e05f21 | 2013-07-01 19:54:15 -0700 | [diff] [blame] | 2097 | if(eWLAN_PAL_STATUS_E_EXISTS != status) |
| 2098 | { |
| 2099 | --channelEntry->numFreeDesc; |
| 2100 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2101 | } |
| 2102 | |
| 2103 | channelEntry->tailCtrlBlk = currentCtrlBlk; |
| 2104 | |
| 2105 | return status; |
| 2106 | } |
| 2107 | |
Mihir Shete | 5affadc | 2015-05-29 20:54:57 +0530 | [diff] [blame] | 2108 | static wpt_uint32 dxeRXLogRefillRing |
| 2109 | ( |
| 2110 | WLANDXE_CtrlBlkType *dxeCtxt, |
| 2111 | WLANDXE_ChannelCBType *channelEntry, |
| 2112 | wpt_uint64 bufferAddr, |
| 2113 | wpt_uint32 bufferLen |
| 2114 | ) |
| 2115 | { |
| 2116 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 2117 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = channelEntry->tailCtrlBlk; |
| 2118 | WLANDXE_DescType *currentDesc = NULL; |
| 2119 | wpt_uint32 xfrSize, allocatedLen = 0; |
| 2120 | |
Karthick S | ed59a28 | 2015-08-10 14:52:16 +0530 | [diff] [blame] | 2121 | while(bufferLen > 0 && channelEntry->numFreeDesc > 0) |
Mihir Shete | 5affadc | 2015-05-29 20:54:57 +0530 | [diff] [blame] | 2122 | { |
| 2123 | /* Current Control block is free |
| 2124 | * and associated frame buffer is not linked with control block anymore |
| 2125 | * allocate new frame buffer for current control block */ |
| 2126 | status = dxeRXFrameSingleBufferAlloc(dxeCtxt, |
| 2127 | channelEntry, |
| 2128 | currentCtrlBlk); |
| 2129 | |
Karthick S | 122fa9e | 2015-07-24 17:20:03 +0530 | [diff] [blame] | 2130 | if((eWLAN_PAL_STATUS_SUCCESS != status) && |
| 2131 | (eWLAN_PAL_STATUS_E_EXISTS != status)) |
Mihir Shete | 5affadc | 2015-05-29 20:54:57 +0530 | [diff] [blame] | 2132 | { |
| 2133 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
Karthick S | 122fa9e | 2015-07-24 17:20:03 +0530 | [diff] [blame] | 2134 | "dxeRXFrameRefillRing, out of RX buffer pool, break here"); |
Mihir Shete | 5affadc | 2015-05-29 20:54:57 +0530 | [diff] [blame] | 2135 | break; |
| 2136 | } |
| 2137 | |
| 2138 | if(eWLAN_PAL_STATUS_E_EXISTS == status) |
| 2139 | { |
| 2140 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2141 | "%s, Descriptor Non-Empty",__func__); |
| 2142 | } |
| 2143 | |
| 2144 | currentDesc = currentCtrlBlk->linkedDesc; |
| 2145 | currentDesc->descCtrl.ctrl = channelEntry->extraConfig.cw_ctrl_read; |
Hanumantha Reddy Pothula | bd3303c | 2015-07-15 17:22:00 +0530 | [diff] [blame] | 2146 | xfrSize = WLANDXE_FW_LOGGING_XFSIZE > bufferLen ? |
| 2147 | bufferLen : WLANDXE_FW_LOGGING_XFSIZE; |
Mihir Shete | 5affadc | 2015-05-29 20:54:57 +0530 | [diff] [blame] | 2148 | currentDesc->xfrSize = xfrSize; |
| 2149 | allocatedLen += xfrSize; |
| 2150 | bufferLen -= xfrSize; |
| 2151 | wpalPacketSetRxLength(currentCtrlBlk->xfrFrame, |
| 2152 | xfrSize); |
| 2153 | |
| 2154 | currentDesc->dxedesc.dxe_short_desc.srcMemAddrL = |
| 2155 | WLANDXE_U32_SWAP_ENDIAN((wpt_uint32)(uintptr_t)bufferAddr); |
| 2156 | |
| 2157 | /* Issue a dummy read from the DXE descriptor DDR location to ensure |
| 2158 | that any posted writes are reflected in memory before DXE looks at |
| 2159 | the descriptor. */ |
| 2160 | if(channelEntry->extraConfig.cw_ctrl_read != currentDesc->descCtrl.ctrl) |
| 2161 | { |
| 2162 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2163 | "%s, Descriptor write failed",__func__); |
| 2164 | ++channelEntry->desc_write_fail_count; |
| 2165 | } |
| 2166 | |
| 2167 | currentCtrlBlk = currentCtrlBlk->nextCtrlBlk; |
| 2168 | --channelEntry->numFreeDesc; |
| 2169 | bufferAddr += xfrSize; |
| 2170 | } |
| 2171 | |
| 2172 | channelEntry->tailCtrlBlk = currentCtrlBlk; |
| 2173 | |
| 2174 | return allocatedLen; |
| 2175 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2176 | /*========================================================================== |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2177 | @ Function Name |
| 2178 | dxeRXFrameRouteUpperLayer |
| 2179 | |
| 2180 | @ Description |
| 2181 | Test DXE descriptors and if any RX frame pending within RING, |
| 2182 | Route to upper layer |
| 2183 | |
| 2184 | @ Parameters |
| 2185 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 2186 | DXE host driver main control block |
| 2187 | WLANDXE_ChannelCBType *channelEntry |
| 2188 | Channel specific control block |
| 2189 | @ Return |
Madan Mohan Koyyalamudi | cae253a | 2012-11-06 19:10:35 -0800 | [diff] [blame] | 2190 | < 0 Any error happen |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2191 | 0 No frame pulled from RX RING |
| 2192 | int number of RX frames pulled from RX ring |
| 2193 | |
| 2194 | ===========================================================================*/ |
| 2195 | static wpt_int32 dxeRXFrameRouteUpperLayer |
| 2196 | ( |
| 2197 | WLANDXE_CtrlBlkType *dxeCtxt, |
| 2198 | WLANDXE_ChannelCBType *channelEntry |
| 2199 | ) |
| 2200 | { |
| 2201 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 2202 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = NULL; |
| 2203 | WLANDXE_DescType *currentDesc = NULL; |
| 2204 | wpt_uint32 descCtrl, frameCount = 0, i; |
Madan Mohan Koyyalamudi | cae253a | 2012-11-06 19:10:35 -0800 | [diff] [blame] | 2205 | wpt_int32 ret_val = -1; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2206 | |
| 2207 | currentCtrlBlk = channelEntry->headCtrlBlk; |
| 2208 | currentDesc = currentCtrlBlk->linkedDesc; |
| 2209 | |
| 2210 | /* Descriptoe should be SWAPPED ???? */ |
| 2211 | descCtrl = currentDesc->descCtrl.ctrl; |
| 2212 | |
| 2213 | /* Get frames while VALID bit is not set (DMA complete) and a data |
| 2214 | * associated with it */ |
| 2215 | while(!(WLANDXE_U32_SWAP_ENDIAN(descCtrl) & WLANDXE_DESC_CTRL_VALID) && |
| 2216 | (eWLAN_PAL_STATUS_SUCCESS == wpalIsPacketLocked(currentCtrlBlk->xfrFrame)) && |
| 2217 | (currentCtrlBlk->xfrFrame->pInternalData != NULL) && |
| 2218 | (frameCount < WLANDXE_MAX_REAPED_RX_FRAMES) ) |
| 2219 | { |
| 2220 | channelEntry->numTotalFrame++; |
| 2221 | channelEntry->numFreeDesc++; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2222 | status = wpalUnlockPacket(currentCtrlBlk->xfrFrame); |
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 | if (eWLAN_PAL_STATUS_SUCCESS != status) |
| 2225 | { |
| 2226 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2227 | "dxeRXFrameReady unable to unlock packet"); |
Madan Mohan Koyyalamudi | cae253a | 2012-11-06 19:10:35 -0800 | [diff] [blame] | 2228 | return ret_val; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2229 | } |
Mihir Shete | bc33824 | 2015-03-04 15:34:19 +0530 | [diff] [blame] | 2230 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2231 | /* This Descriptor is valid, so linked Control block is also valid |
| 2232 | * Linked Control block has pre allocated packet buffer |
| 2233 | * So, just let upper layer knows preallocated frame pointer will be OK */ |
| 2234 | /* Reap Rx frames */ |
| 2235 | rx_reaped_buf[frameCount] = currentCtrlBlk->xfrFrame; |
| 2236 | frameCount++; |
Madan Mohan Koyyalamudi | 0c32553 | 2012-09-24 13:24:42 -0700 | [diff] [blame] | 2237 | currentCtrlBlk->xfrFrame = NULL; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2238 | |
| 2239 | /* 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] | 2240 | if (WDTS_CHANNEL_RX_FW_LOG != channelEntry->channelType) |
| 2241 | dxeRXFrameRefillRing(dxeCtxt, channelEntry); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2242 | |
| 2243 | /* Test next contorl block |
| 2244 | * if valid, this control block also has new RX frame must be handled */ |
| 2245 | currentCtrlBlk = (WLANDXE_DescCtrlBlkType *)currentCtrlBlk->nextCtrlBlk; |
| 2246 | currentDesc = currentCtrlBlk->linkedDesc; |
| 2247 | descCtrl = currentDesc->descCtrl.ctrl; |
| 2248 | } |
| 2249 | |
| 2250 | /* Update head control block |
| 2251 | * current control block's valid bit was 0 |
| 2252 | * next trial first control block must be current control block */ |
| 2253 | channelEntry->headCtrlBlk = currentCtrlBlk; |
| 2254 | |
| 2255 | /* Deliver all the reaped RX frames to upper layers */ |
| 2256 | i = 0; |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2257 | while(i < frameCount) |
| 2258 | { |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2259 | dxeCtxt->rxReadyCB(dxeCtxt->clientCtxt, rx_reaped_buf[i], channelEntry->channelType); |
| 2260 | i++; |
| 2261 | } |
| 2262 | |
| 2263 | return frameCount; |
| 2264 | } |
| 2265 | |
| 2266 | /*========================================================================== |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2267 | @ Function Name |
| 2268 | dxeRXFrameReady |
| 2269 | |
| 2270 | @ Description |
| 2271 | Pop frame from descriptor and route frame to upper transport layer |
| 2272 | Assign new platform packet buffer into used descriptor |
| 2273 | Actual frame pop and resource realloc |
| 2274 | |
| 2275 | @ Parameters |
| 2276 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 2277 | DXE host driver main control block |
| 2278 | WLANDXE_ChannelCBType *channelEntry |
| 2279 | Channel specific control block |
| 2280 | |
| 2281 | @ Return |
| 2282 | wpt_status |
| 2283 | |
| 2284 | ===========================================================================*/ |
| 2285 | static wpt_status dxeRXFrameReady |
| 2286 | ( |
| 2287 | WLANDXE_CtrlBlkType *dxeCtxt, |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2288 | WLANDXE_ChannelCBType *channelEntry, |
| 2289 | wpt_uint32 chStat |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2290 | ) |
| 2291 | { |
| 2292 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 2293 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = NULL; |
| 2294 | WLANDXE_DescType *currentDesc = NULL; |
| 2295 | wpt_uint32 descCtrl; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2296 | wpt_int32 frameCount = 0; |
| 2297 | |
| 2298 | wpt_uint32 descLoop; |
| 2299 | wpt_uint32 invalidatedFound = 0; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2300 | |
| 2301 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 2302 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2303 | |
| 2304 | /* Sanity Check */ |
| 2305 | if((NULL == dxeCtxt) || (NULL == channelEntry)) |
| 2306 | { |
| 2307 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2308 | "dxeRXFrameReady Channel Entry is not valid"); |
| 2309 | return eWLAN_PAL_STATUS_E_INVAL; |
| 2310 | } |
| 2311 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2312 | frameCount = dxeRXFrameRouteUpperLayer(dxeCtxt, channelEntry); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2313 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2314 | if(0 > frameCount) |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2315 | { |
| 2316 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2317 | "dxeRXFrameReady RX frame route fail"); |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2318 | return eWLAN_PAL_STATUS_E_INVAL; |
| 2319 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2320 | |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2321 | if((0 == frameCount) && |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2322 | ((WLANDXE_POWER_STATE_BMPS == dxeCtxt->hostPowerState) || |
| 2323 | (WLANDXE_POWER_STATE_FULL == dxeCtxt->hostPowerState))) |
| 2324 | { |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2325 | /* None of the frame handled and CH is not enabled |
| 2326 | * RX CH wrap around happen and No RX free frame |
| 2327 | * RX side should wait till new free frame available in the pool |
| 2328 | * Do not try reload driver at here*/ |
| 2329 | if(!(chStat & WLANDXE_CH_CTRL_EN_MASK)) |
| 2330 | { |
Leo Chang | bbf86b7 | 2013-06-19 16:13:00 -0700 | [diff] [blame] | 2331 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2332 | "dxeRXFrameReady %s RING Wrapped, RX Free Low 0x%x", |
| 2333 | channelType[channelEntry->channelType], chStat); |
Leo Chang | 3714c92 | 2013-07-10 20:33:30 -0700 | [diff] [blame] | 2334 | /* This is not empty interrupt case |
| 2335 | * If handle this as empty interrupt, false SSR might be issued |
| 2336 | * Frame count '1' is dummy frame count to avoid SSR */ |
| 2337 | channelEntry->numFragmentCurrentChain = 1; |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2338 | return eWLAN_PAL_STATUS_SUCCESS; |
| 2339 | } |
| 2340 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2341 | currentCtrlBlk = channelEntry->headCtrlBlk; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2342 | currentDesc = currentCtrlBlk->linkedDesc; |
| 2343 | descCtrl = currentDesc->descCtrl.ctrl; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2344 | |
| 2345 | if(WLANDXE_POWER_STATE_BMPS != dxeCtxt->hostPowerState) |
| 2346 | { |
| 2347 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 2348 | "RX ISR called but no frame handled PWS %d, channel %s", |
| 2349 | (int)dxeCtxt->hostPowerState, |
| 2350 | channelType[channelEntry->channelType]); |
| 2351 | } |
| 2352 | |
| 2353 | /* Current interupt empty and previous interrupt also empty |
| 2354 | * detected successive empty interrupt |
| 2355 | * or first interrupt empty, this should not happen */ |
| 2356 | if(0 == channelEntry->numFragmentCurrentChain) |
| 2357 | { |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 2358 | dxeChannelMonitor("RX Ready", channelEntry, NULL); |
| 2359 | dxeDescriptorDump(channelEntry, channelEntry->headCtrlBlk->linkedDesc, 0); |
| 2360 | dxeChannelRegisterDump(channelEntry, "RX successive empty interrupt", NULL); |
| 2361 | dxeChannelAllDescDump(channelEntry, channelEntry->channelType, NULL); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2362 | /* Abnormal interrupt detected, try to find not validated descriptor */ |
| 2363 | for(descLoop = 0; descLoop < channelEntry->numDesc; descLoop++) |
| 2364 | { |
| 2365 | if(!(WLANDXE_U32_SWAP_ENDIAN(descCtrl) & WLANDXE_DESC_CTRL_VALID)) |
| 2366 | { |
Leo Chang | 416afe0 | 2013-07-01 13:58:13 -0700 | [diff] [blame] | 2367 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2368 | "Found Invalidated Descriptor %d", (int)descLoop); |
| 2369 | if(eWLAN_PAL_STATUS_SUCCESS == wpalIsPacketLocked(currentCtrlBlk->xfrFrame)) |
| 2370 | { |
Leo Chang | 416afe0 | 2013-07-01 13:58:13 -0700 | [diff] [blame] | 2371 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2372 | "Packet locked, Resync Host and HW"); |
| 2373 | channelEntry->headCtrlBlk = currentCtrlBlk; |
| 2374 | invalidatedFound = 1; |
| 2375 | break; |
| 2376 | } |
| 2377 | else |
| 2378 | { |
Leo Chang | 416afe0 | 2013-07-01 13:58:13 -0700 | [diff] [blame] | 2379 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2380 | "Packet Not Locked, cannot transfer frame"); |
| 2381 | } |
| 2382 | } |
| 2383 | currentCtrlBlk = (WLANDXE_DescCtrlBlkType *)currentCtrlBlk->nextCtrlBlk; |
| 2384 | currentDesc = currentCtrlBlk->linkedDesc; |
| 2385 | descCtrl = currentDesc->descCtrl.ctrl; |
| 2386 | } |
| 2387 | |
Jeff Johnson | 32d95a3 | 2012-09-10 13:15:23 -0700 | [diff] [blame] | 2388 | /* Invalidated descriptor found, and that is not head descriptor |
| 2389 | * This means HW/SW descriptor miss match happen, and we may recover with just resync |
| 2390 | * Try re-sync here */ |
| 2391 | if((invalidatedFound) && (0 != descLoop)) |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2392 | { |
| 2393 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2394 | "Found New Sync location with HW, handle frames from there"); |
| 2395 | frameCount = dxeRXFrameRouteUpperLayer(dxeCtxt, channelEntry); |
| 2396 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2397 | "re-sync routed %d frames to upper layer", (int)frameCount); |
Madan Mohan Koyyalamudi | 0c32553 | 2012-09-24 13:24:42 -0700 | [diff] [blame] | 2398 | channelEntry->numFragmentCurrentChain = frameCount; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2399 | } |
Jeff Johnson | 32d95a3 | 2012-09-10 13:15:23 -0700 | [diff] [blame] | 2400 | /* Successive Empty interrupt |
| 2401 | * But this case, first descriptor also invalidated, then it means head descriptor |
| 2402 | * is linked with already handled RX frame, then could not unlock RX frame |
| 2403 | * This is just Out of RX buffer pool, not need to anything here */ |
| 2404 | else if((invalidatedFound) && (0 == descLoop)) |
| 2405 | { |
| 2406 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2407 | "Out of RX Low resource, and INT came in, do nothing till get RX resource"); |
| 2408 | } |
| 2409 | /* Critical error, reload driver */ |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2410 | else |
| 2411 | { |
| 2412 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2413 | "Could not found invalidated descriptor"); |
| 2414 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2415 | "RX successive empty interrupt, Could not find invalidated DESC reload driver"); |
| 2416 | dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE; |
| 2417 | wpalWlanReload(); |
Mihir Shete | fdc9f53 | 2014-01-09 15:03:02 +0530 | [diff] [blame] | 2418 | dxeStartSSRTimer(dxeCtxt); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2419 | } |
| 2420 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2421 | } |
Madan Mohan Koyyalamudi | 6646aad | 2012-09-24 14:10:39 -0700 | [diff] [blame] | 2422 | channelEntry->numFragmentCurrentChain = frameCount; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2423 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 2424 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2425 | return status; |
| 2426 | } |
| 2427 | |
| 2428 | /*========================================================================== |
| 2429 | @ Function Name |
| 2430 | dxeNotifySmsm |
| 2431 | |
| 2432 | @ Description: Notify SMSM to start DXE engine and/or condition of Tx ring |
| 2433 | buffer |
| 2434 | |
| 2435 | @ Parameters |
| 2436 | |
| 2437 | @ Return |
| 2438 | wpt_status |
| 2439 | |
| 2440 | ===========================================================================*/ |
| 2441 | static wpt_status dxeNotifySmsm |
| 2442 | ( |
| 2443 | wpt_boolean kickDxe, |
| 2444 | wpt_boolean ringEmpty |
| 2445 | ) |
| 2446 | { |
| 2447 | wpt_uint32 clrSt = 0; |
| 2448 | wpt_uint32 setSt = 0; |
| 2449 | |
| 2450 | if(kickDxe) |
| 2451 | { |
| 2452 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_MED, "Kick off DXE"); |
| 2453 | |
| 2454 | if(tempDxeCtrlBlk->lastKickOffDxe == 0) |
| 2455 | { |
| 2456 | setSt |= WPAL_SMSM_WLAN_TX_ENABLE; |
| 2457 | tempDxeCtrlBlk->lastKickOffDxe = 1; |
| 2458 | } |
| 2459 | else if(tempDxeCtrlBlk->lastKickOffDxe == 1) |
| 2460 | { |
| 2461 | clrSt |= WPAL_SMSM_WLAN_TX_ENABLE; |
| 2462 | tempDxeCtrlBlk->lastKickOffDxe = 0; |
| 2463 | } |
| 2464 | else |
| 2465 | { |
| 2466 | HDXE_ASSERT(0); |
| 2467 | } |
| 2468 | } |
| 2469 | else |
| 2470 | { |
| 2471 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_MED, "no need to kick off DXE"); |
| 2472 | } |
| 2473 | |
Mihir Shete | 68ed77a | 2014-10-10 10:47:12 +0530 | [diff] [blame] | 2474 | tempDxeCtrlBlk->txRingsEmpty = ringEmpty; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2475 | if(ringEmpty) |
| 2476 | { |
| 2477 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_MED, "SMSM Tx Ring Empty"); |
| 2478 | clrSt |= WPAL_SMSM_WLAN_TX_RINGS_EMPTY; |
| 2479 | } |
| 2480 | else |
| 2481 | { |
| 2482 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_MED, "SMSM Tx Ring Not Empty"); |
| 2483 | setSt |= WPAL_SMSM_WLAN_TX_RINGS_EMPTY; |
| 2484 | } |
| 2485 | |
| 2486 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_HIGH, "C%x S%x", clrSt, setSt); |
| 2487 | |
Karthick S | c6ec836 | 2015-08-12 18:18:47 +0530 | [diff] [blame] | 2488 | /* Store the smsm notification sent to firmware */ |
| 2489 | tempDxeCtrlBlk->smsmDxeHistogram = (tempDxeCtrlBlk->smsmDxeHistogram << 1); |
| 2490 | if(setSt & WPAL_SMSM_WLAN_TX_ENABLE) |
| 2491 | { |
| 2492 | tempDxeCtrlBlk->smsmDxeHistogram |= 1; |
| 2493 | } |
| 2494 | else |
| 2495 | { |
| 2496 | tempDxeCtrlBlk->smsmDxeHistogram &= ~((wpt_uint32)1); |
| 2497 | } |
| 2498 | tempDxeCtrlBlk->smsmRingsEmptyHistogram = (tempDxeCtrlBlk->smsmRingsEmptyHistogram << 1); |
| 2499 | if(setSt & WPAL_SMSM_WLAN_TX_RINGS_EMPTY) |
| 2500 | { |
| 2501 | tempDxeCtrlBlk->smsmRingsEmptyHistogram |= 1; |
| 2502 | } |
| 2503 | else |
| 2504 | { |
| 2505 | tempDxeCtrlBlk->smsmRingsEmptyHistogram &= ~((wpt_uint32)1); |
| 2506 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2507 | wpalNotifySmsm(clrSt, setSt); |
| 2508 | |
| 2509 | return eWLAN_PAL_STATUS_SUCCESS; |
| 2510 | } |
| 2511 | |
| 2512 | /*========================================================================== |
| 2513 | @ Function Name |
| 2514 | dxePsComplete |
| 2515 | |
| 2516 | @ Description: Utility function to check the resv desc to deside if we can |
| 2517 | get into Power Save mode now |
| 2518 | |
| 2519 | @ Parameters |
| 2520 | |
| 2521 | @ Return |
| 2522 | None |
| 2523 | |
| 2524 | ===========================================================================*/ |
| 2525 | static void dxePsComplete(WLANDXE_CtrlBlkType *dxeCtxt, wpt_boolean intr_based) |
| 2526 | { |
| 2527 | if( dxeCtxt->hostPowerState == WLANDXE_POWER_STATE_FULL ) |
| 2528 | { |
| 2529 | return; |
| 2530 | } |
| 2531 | |
| 2532 | //if both HIGH & LOW Tx channels don't have anything on resv desc,all Tx pkts |
| 2533 | //must have been consumed by RIVA, OK to get into BMPS |
| 2534 | if((0 == dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI].numRsvdDesc) && |
| 2535 | (0 == dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI].numRsvdDesc)) |
| 2536 | { |
| 2537 | tempDxeCtrlBlk->ringNotEmpty = eWLAN_PAL_FALSE; |
| 2538 | //if host is in BMPS & no pkt to Tx, RIVA can go to power save |
| 2539 | if(WLANDXE_POWER_STATE_BMPS == dxeCtxt->hostPowerState) |
| 2540 | { |
| 2541 | dxeCtxt->rivaPowerState = WLANDXE_RIVA_POWER_STATE_BMPS_UNKNOWN; |
| 2542 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 2543 | } |
| 2544 | } |
| 2545 | else //still more pkts to be served by RIVA |
| 2546 | { |
| 2547 | tempDxeCtrlBlk->ringNotEmpty = eWLAN_PAL_TRUE; |
| 2548 | |
| 2549 | switch(dxeCtxt->rivaPowerState) |
| 2550 | { |
| 2551 | case WLANDXE_RIVA_POWER_STATE_ACTIVE: |
| 2552 | //NOP |
| 2553 | break; |
| 2554 | case WLANDXE_RIVA_POWER_STATE_BMPS_UNKNOWN: |
| 2555 | if(intr_based) |
| 2556 | { |
| 2557 | dxeCtxt->rivaPowerState = WLANDXE_RIVA_POWER_STATE_ACTIVE; |
| 2558 | dxeNotifySmsm(eWLAN_PAL_TRUE, eWLAN_PAL_FALSE); |
| 2559 | } |
| 2560 | break; |
| 2561 | default: |
| 2562 | //assert |
| 2563 | break; |
| 2564 | } |
| 2565 | } |
| 2566 | } |
| 2567 | |
| 2568 | /*========================================================================== |
| 2569 | @ Function Name |
| 2570 | dxeRXEventHandler |
| 2571 | |
| 2572 | @ Description |
| 2573 | Handle serailized RX frame ready event |
| 2574 | First disable interrupt then pick up frame from pre allocated buffer |
| 2575 | Since frame handle is doen, clear interrupt bit to ready next interrupt |
| 2576 | Finally re enable interrupt |
| 2577 | |
| 2578 | @ Parameters |
| 2579 | wpt_msg *rxReadyMsg |
| 2580 | RX frame ready MSG pointer |
| 2581 | include DXE control context |
| 2582 | |
| 2583 | @ Return |
| 2584 | NONE |
| 2585 | |
| 2586 | ===========================================================================*/ |
| 2587 | void dxeRXEventHandler |
| 2588 | ( |
| 2589 | wpt_msg *rxReadyMsg |
| 2590 | ) |
| 2591 | { |
| 2592 | wpt_msg *msgContent = (wpt_msg *)rxReadyMsg; |
| 2593 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
| 2594 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 2595 | wpt_uint32 intSrc = 0; |
| 2596 | WLANDXE_ChannelCBType *channelCb = NULL; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2597 | wpt_uint32 chHighStat = 0; |
| 2598 | wpt_uint32 chLowStat = 0; |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 2599 | wpt_uint32 chLogRxStat = 0; |
Mihir Shete | c4093f9 | 2015-05-28 15:21:11 +0530 | [diff] [blame] | 2600 | wpt_uint32 chLogRxFwStat = 0; |
Mihir Shete | f200055 | 2014-05-12 16:21:34 +0530 | [diff] [blame] | 2601 | wpt_uint32 regValue, chanMask; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2602 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2603 | dxeCtxt = (WLANDXE_CtrlBlkType *)(msgContent->pContext); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2604 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2605 | if(eWLAN_PAL_TRUE == dxeCtxt->driverReloadInProcessing) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2606 | { |
| 2607 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2608 | "RX Ready WLAN Driver re-loading in progress"); |
Jeff Johnson | 32d95a3 | 2012-09-10 13:15:23 -0700 | [diff] [blame] | 2609 | return; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2610 | } |
| 2611 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2612 | /* Now try to refill the ring with empty Rx buffers to keep DXE busy */ |
| 2613 | dxeRXFrameRefillRing(dxeCtxt, &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI]); |
| 2614 | dxeRXFrameRefillRing(dxeCtxt, &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI]); |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 2615 | if (WLANDXE_IS_VALID_CHANNEL(WDTS_CHANNEL_RX_LOG)) |
| 2616 | dxeRXFrameRefillRing(dxeCtxt, &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOG]); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2617 | |
| 2618 | if((!dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI].extraConfig.chEnabled) || |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 2619 | (!dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI].extraConfig.chEnabled) || |
| 2620 | (WLANDXE_IS_VALID_CHANNEL(WDTS_CHANNEL_RX_LOG) && |
| 2621 | !dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOG].extraConfig.chEnabled)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2622 | { |
| 2623 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2624 | "DXE already stopped in RX event handler. Just return"); |
| 2625 | return; |
| 2626 | } |
| 2627 | |
Sravan Kumar Kairam | 8bbda36 | 2015-10-06 11:51:14 +0530 | [diff] [blame] | 2628 | /* Disable device interrupt */ |
| 2629 | /* Read whole interrupt mask register and exclusive only this channel int */ |
| 2630 | status = wpalReadRegister(WLANDXE_INT_SRC_RAW_ADDRESS, |
| 2631 | &intSrc); |
| 2632 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2633 | { |
| 2634 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2635 | "dxeRXEventHandler Read INT_SRC register fail"); |
| 2636 | return; |
| 2637 | } |
| 2638 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_MED, |
| 2639 | "RX Event Handler INT Source 0x%x", intSrc); |
| 2640 | |
| 2641 | dxeEnvBlk.rxIntChanlSrc = intSrc&0xFF; |
| 2642 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2643 | if((WLANDXE_POWER_STATE_IMPS == dxeCtxt->hostPowerState) || |
| 2644 | (WLANDXE_POWER_STATE_DOWN == dxeCtxt->hostPowerState)) |
| 2645 | { |
Sravan Kumar Kairam | 3d22ec0 | 2016-08-01 12:58:44 +0530 | [diff] [blame^] | 2646 | if (WLANDXE_POWER_STATE_DOWN != dxeCtxt->hostPowerState) |
Mihir Shete | c4093f9 | 2015-05-28 15:21:11 +0530 | [diff] [blame] | 2647 | { |
Sravan Kumar Kairam | 8bbda36 | 2015-10-06 11:51:14 +0530 | [diff] [blame] | 2648 | if(0 == intSrc) |
Mihir Shete | c4093f9 | 2015-05-28 15:21:11 +0530 | [diff] [blame] | 2649 | { |
| 2650 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2651 | "%s: Read status: %d, regVal: %d", |
| 2652 | __func__, status, intSrc); |
| 2653 | } |
| 2654 | else |
| 2655 | { |
| 2656 | /* Register Read was succesful and we have a valid interrupt |
| 2657 | * source, so WCN is not power collapsed yet and it should |
| 2658 | * not power collapse till we set the synchronization bit |
| 2659 | * at the end of this function, safe to pull frames... |
| 2660 | */ |
| 2661 | goto pull_frames; |
| 2662 | } |
| 2663 | } |
| 2664 | |
Sravan Kumar Kairam | 3d22ec0 | 2016-08-01 12:58:44 +0530 | [diff] [blame^] | 2665 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2666 | "%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] | 2667 | __func__, dxeCtxt->hostPowerState); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2668 | |
| 2669 | /* Not to touch any register, just pull frame directly from chain ring |
| 2670 | * First high priority */ |
| 2671 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI]; |
| 2672 | status = dxeRXFrameReady(dxeCtxt, |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2673 | channelCb, |
| 2674 | chHighStat); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2675 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2676 | { |
| 2677 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Sravan Kumar Kairam | 3d22ec0 | 2016-08-01 12:58:44 +0530 | [diff] [blame^] | 2678 | "dxeRXEventHandler Pull from RX high channel fail"); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2679 | } |
Leo Chang | 46f3616 | 2014-01-14 21:47:24 -0800 | [diff] [blame] | 2680 | /* In case FW could not power collapse in IMPS mode |
| 2681 | * Next power restore might have empty interrupt |
| 2682 | * If IMPS mode has empty interrupt since RX thread race, |
| 2683 | * Invalid re-load driver might happen |
| 2684 | * To prevent invalid re-load driver, |
| 2685 | * IMPS event handler set dummpy frame count */ |
| 2686 | channelCb->numFragmentCurrentChain = 1; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2687 | |
| 2688 | /* Second low priority */ |
| 2689 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI]; |
| 2690 | status = dxeRXFrameReady(dxeCtxt, |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2691 | channelCb, |
| 2692 | chLowStat); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2693 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2694 | { |
| 2695 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 2696 | "dxeRXEventHandler Pull from RX low channel fail"); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2697 | } |
Leo Chang | 46f3616 | 2014-01-14 21:47:24 -0800 | [diff] [blame] | 2698 | /* LOW Priority CH same above */ |
| 2699 | channelCb->numFragmentCurrentChain = 1; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2700 | |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 2701 | if (WLANDXE_IS_VALID_CHANNEL(WDTS_CHANNEL_RX_LOG)) |
| 2702 | { |
| 2703 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOG]; |
| 2704 | status = dxeRXFrameReady(dxeCtxt, |
| 2705 | channelCb, |
| 2706 | chLogRxStat); |
| 2707 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2708 | { |
| 2709 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2710 | "dxeRXEventHandler Pull from RX log channel fail"); |
| 2711 | } |
| 2712 | channelCb->numFragmentCurrentChain = 1; |
| 2713 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2714 | /* Interrupt will not enabled at here, it will be enabled at PS mode change */ |
| 2715 | tempDxeCtrlBlk->rxIntDisabledByIMPS = eWLAN_PAL_TRUE; |
Sravan Kumar Kairam | 8bbda36 | 2015-10-06 11:51:14 +0530 | [diff] [blame] | 2716 | dxeEnvBlk.rxIntDisableReturn = VOS_RETURN_ADDRESS; |
Sravan Kumar Kairam | 84e995f | 2016-05-27 16:16:21 +0530 | [diff] [blame] | 2717 | dxeEnvBlk.rxIntDisableFrame = __builtin_frame_address(0); |
| 2718 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Sravan Kumar Kairam | 3d22ec0 | 2016-08-01 12:58:44 +0530 | [diff] [blame^] | 2719 | "%s Host is in %d RX Int Disabled", |
| 2720 | __func__, dxeCtxt->hostPowerState); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2721 | return; |
| 2722 | } |
| 2723 | |
Mihir Shete | c4093f9 | 2015-05-28 15:21:11 +0530 | [diff] [blame] | 2724 | pull_frames: |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2725 | /* Test High Priority Channel interrupt is enabled or not */ |
| 2726 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI]; |
| 2727 | if(intSrc & (1 << channelCb->assignedDMAChannel)) |
| 2728 | { |
| 2729 | status = dxeChannelCleanInt(channelCb, &chHighStat); |
| 2730 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2731 | { |
| 2732 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2733 | "dxeRXEventHandler INT Clean up fail"); |
| 2734 | return; |
| 2735 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2736 | if(WLANDXE_CH_STAT_INT_ERR_MASK & chHighStat) |
| 2737 | { |
| 2738 | /* Error Happen during transaction, Handle it */ |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 2739 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 2740 | "%11s : 0x%x Error Reported, Reload Driver", |
| 2741 | channelType[channelCb->channelType], chHighStat); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 2742 | |
Mihir Shete | dfc33ec | 2014-10-15 13:14:38 +0530 | [diff] [blame] | 2743 | if (eWLAN_PAL_STATUS_SUCCESS != dxeErrHandler(channelCb, chHighStat)) |
| 2744 | { |
| 2745 | dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE; |
| 2746 | wpalWlanReload(); |
| 2747 | dxeStartSSRTimer(dxeCtxt); |
| 2748 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2749 | } |
Jeff Johnson | 32d95a3 | 2012-09-10 13:15:23 -0700 | [diff] [blame] | 2750 | else if((WLANDXE_CH_STAT_INT_DONE_MASK & chHighStat) || |
| 2751 | (WLANDXE_CH_STAT_INT_ED_MASK & chHighStat)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2752 | { |
| 2753 | /* Handle RX Ready for high priority channel */ |
| 2754 | status = dxeRXFrameReady(dxeCtxt, |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2755 | channelCb, |
| 2756 | chHighStat); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2757 | } |
| 2758 | else if(WLANDXE_CH_STAT_MASKED_MASK & chHighStat) |
| 2759 | { |
| 2760 | status = dxeRXFrameReady(dxeCtxt, |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2761 | channelCb, |
| 2762 | chHighStat); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2763 | } |
| 2764 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
| 2765 | "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] | 2766 | /* Update the Rx DONE histogram */ |
| 2767 | channelCb->rxDoneHistogram = (channelCb->rxDoneHistogram << 1); |
| 2768 | if(WLANDXE_CH_STAT_INT_DONE_MASK & chHighStat) |
| 2769 | { |
| 2770 | channelCb->rxDoneHistogram |= 1; |
| 2771 | } |
| 2772 | else |
| 2773 | { |
jagadeesh | f869bba | 2015-04-07 20:06:21 +0530 | [diff] [blame] | 2774 | channelCb->rxDoneHistogram &= ~((wpt_uint64)1); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2775 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2776 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2777 | |
| 2778 | /* Test Low Priority Channel interrupt is enabled or not */ |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2779 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI]; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2780 | if(intSrc & (1 << channelCb->assignedDMAChannel)) |
| 2781 | { |
| 2782 | status = dxeChannelCleanInt(channelCb, &chLowStat); |
| 2783 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2784 | { |
| 2785 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2786 | "dxeRXEventHandler INT Clean up fail"); |
| 2787 | return; |
| 2788 | } |
| 2789 | |
| 2790 | if(WLANDXE_CH_STAT_INT_ERR_MASK & chLowStat) |
| 2791 | { |
| 2792 | /* Error Happen during transaction, Handle it */ |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 2793 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 2794 | "%11s : 0x%x Error Reported, Reload Driver", |
| 2795 | channelType[channelCb->channelType], chLowStat); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 2796 | |
Mihir Shete | dfc33ec | 2014-10-15 13:14:38 +0530 | [diff] [blame] | 2797 | if (eWLAN_PAL_STATUS_SUCCESS != |
| 2798 | dxeErrHandler(channelCb, chLowStat)) |
| 2799 | { |
| 2800 | dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE; |
| 2801 | wpalWlanReload(); |
| 2802 | dxeStartSSRTimer(dxeCtxt); |
| 2803 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2804 | } |
Mihir Shete | f200055 | 2014-05-12 16:21:34 +0530 | [diff] [blame] | 2805 | else if((WLANDXE_CH_STAT_INT_ED_MASK & chLowStat) || |
| 2806 | (WLANDXE_CH_STAT_INT_DONE_MASK & chLowStat)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2807 | { |
| 2808 | /* Handle RX Ready for low priority channel */ |
| 2809 | status = dxeRXFrameReady(dxeCtxt, |
Leo Chang | d6de1c2 | 2013-03-21 15:42:41 -0700 | [diff] [blame] | 2810 | channelCb, |
| 2811 | chLowStat); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2812 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2813 | |
| 2814 | /* Update the Rx DONE histogram */ |
| 2815 | channelCb->rxDoneHistogram = (channelCb->rxDoneHistogram << 1); |
| 2816 | if(WLANDXE_CH_STAT_INT_DONE_MASK & chLowStat) |
| 2817 | { |
| 2818 | channelCb->rxDoneHistogram |= 1; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2819 | } |
| 2820 | else |
| 2821 | { |
jagadeesh | f869bba | 2015-04-07 20:06:21 +0530 | [diff] [blame] | 2822 | channelCb->rxDoneHistogram &= ~((wpt_uint64)1); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2823 | } |
| 2824 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
| 2825 | "RX LOW CH EVNT STAT 0x%x, %d frames handled", chLowStat, channelCb->numFragmentCurrentChain); |
| 2826 | } |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 2827 | |
| 2828 | if (WLANDXE_IS_VALID_CHANNEL(WDTS_CHANNEL_RX_LOG)) |
| 2829 | { |
| 2830 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOG]; |
| 2831 | |
| 2832 | if(intSrc & (1 << channelCb->assignedDMAChannel)) |
| 2833 | { |
| 2834 | status = dxeChannelCleanInt(channelCb,&chLogRxStat); |
| 2835 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2836 | { |
| 2837 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2838 | "dxeRXEventHandler INT Clean up fail"); |
| 2839 | return; |
| 2840 | } |
| 2841 | |
| 2842 | if(WLANDXE_CH_STAT_INT_ERR_MASK & chLogRxStat) |
| 2843 | { |
| 2844 | /* Error Happen during transaction, Handle it */ |
| 2845 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 2846 | "%11s : 0x%x Error Reported, Reload Driver", |
| 2847 | channelType[channelCb->channelType], chLogRxStat); |
| 2848 | |
Mihir Shete | dfc33ec | 2014-10-15 13:14:38 +0530 | [diff] [blame] | 2849 | if (eWLAN_PAL_STATUS_SUCCESS != |
| 2850 | dxeErrHandler(channelCb, chLogRxStat)) |
| 2851 | { |
| 2852 | dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE; |
| 2853 | wpalWlanReload(); |
| 2854 | dxeStartSSRTimer(dxeCtxt); |
| 2855 | } |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 2856 | |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 2857 | } |
| 2858 | else if((WLANDXE_CH_STAT_INT_ED_MASK & chLogRxStat) || |
| 2859 | (WLANDXE_CH_STAT_INT_DONE_MASK & chLogRxStat)) |
| 2860 | { |
| 2861 | /* Handle RX Ready for low priority channel */ |
| 2862 | status = dxeRXFrameReady(dxeCtxt, |
| 2863 | channelCb, |
| 2864 | chLogRxStat); |
| 2865 | } |
| 2866 | |
| 2867 | /* Update the Rx DONE histogram */ |
| 2868 | channelCb->rxDoneHistogram = (channelCb->rxDoneHistogram << 1); |
| 2869 | if(WLANDXE_CH_STAT_INT_DONE_MASK & chLogRxStat) |
| 2870 | { |
| 2871 | channelCb->rxDoneHistogram |= 1; |
| 2872 | } |
| 2873 | else |
| 2874 | { |
| 2875 | channelCb->rxDoneHistogram &= ~1; |
| 2876 | } |
| 2877 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
| 2878 | "RX LOG CH EVNT STAT 0x%x, %d frames handled", chLogRxStat, channelCb->numFragmentCurrentChain); |
| 2879 | } |
| 2880 | } |
| 2881 | |
Mihir Shete | c4093f9 | 2015-05-28 15:21:11 +0530 | [diff] [blame] | 2882 | if (WLANDXE_IS_VALID_CHANNEL(WDTS_CHANNEL_RX_FW_LOG)) |
| 2883 | { |
| 2884 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_FW_LOG]; |
| 2885 | |
| 2886 | if(intSrc & (1 << channelCb->assignedDMAChannel)) |
| 2887 | { |
| 2888 | status = dxeChannelCleanInt(channelCb,&chLogRxFwStat); |
| 2889 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2890 | { |
| 2891 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2892 | "dxeRXEventHandler INT Clean up fail"); |
| 2893 | return; |
| 2894 | } |
| 2895 | |
| 2896 | if(WLANDXE_CH_STAT_INT_ERR_MASK & chLogRxFwStat) |
| 2897 | { |
| 2898 | /* Error Happen during transaction, Handle it */ |
| 2899 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 2900 | "%11s : 0x%x Error Reported, Reload Driver", |
| 2901 | channelType[channelCb->channelType], chLogRxFwStat); |
| 2902 | |
Mihir Shete | dfc33ec | 2014-10-15 13:14:38 +0530 | [diff] [blame] | 2903 | if (eWLAN_PAL_STATUS_SUCCESS != |
| 2904 | dxeErrHandler(channelCb, chLogRxFwStat)) |
| 2905 | { |
| 2906 | dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE; |
| 2907 | wpalWlanReload(); |
| 2908 | dxeStartSSRTimer(dxeCtxt); |
| 2909 | } |
Mihir Shete | c4093f9 | 2015-05-28 15:21:11 +0530 | [diff] [blame] | 2910 | |
Mihir Shete | c4093f9 | 2015-05-28 15:21:11 +0530 | [diff] [blame] | 2911 | } |
| 2912 | else if((WLANDXE_CH_STAT_INT_ED_MASK & chLogRxFwStat) || |
| 2913 | (WLANDXE_CH_STAT_INT_DONE_MASK & chLogRxFwStat)) |
| 2914 | { |
| 2915 | if (!dxeCtxt->hostInitiatedH2H) |
| 2916 | { |
| 2917 | dxeCtxt->receiveMbMsgCB(dxeCtxt->clientCtxt); |
| 2918 | } |
| 2919 | else |
| 2920 | { |
| 2921 | status = dxeRXFrameReady(dxeCtxt, |
| 2922 | channelCb, |
| 2923 | chLogRxFwStat); |
Mihir Shete | 5affadc | 2015-05-29 20:54:57 +0530 | [diff] [blame] | 2924 | if (channelCb->numFreeDesc == channelCb->numDesc) |
| 2925 | { |
Mihir Shete | 0b090bf | 2015-06-09 14:00:44 +0530 | [diff] [blame] | 2926 | /* |
| 2927 | * We have already cleared the interrupts before coming here, |
| 2928 | * but it can happen that DXE will copy some new packets after |
| 2929 | * that and raise interrupts for those. The packets will be |
| 2930 | * processed above but the interrupts will still be pending. |
| 2931 | * Its safe to clear those interrupts here because we have |
| 2932 | * pulled data from all the allocated descriptors. |
| 2933 | */ |
| 2934 | dxeChannelCleanInt(channelCb,&chLogRxFwStat); |
Mihir Shete | 5affadc | 2015-05-29 20:54:57 +0530 | [diff] [blame] | 2935 | dxeCtxt->hostInitiatedH2H = 0; |
| 2936 | dxeCtxt->receiveLogCompleteCB(dxeCtxt->clientCtxt); |
| 2937 | } |
Mihir Shete | c4093f9 | 2015-05-28 15:21:11 +0530 | [diff] [blame] | 2938 | } |
| 2939 | } |
| 2940 | |
| 2941 | /* Update the Rx DONE histogram */ |
| 2942 | channelCb->rxDoneHistogram = (channelCb->rxDoneHistogram << 1); |
| 2943 | if(WLANDXE_CH_STAT_INT_DONE_MASK & chLogRxFwStat) |
| 2944 | { |
| 2945 | channelCb->rxDoneHistogram |= 1; |
| 2946 | } |
| 2947 | else |
| 2948 | { |
| 2949 | channelCb->rxDoneHistogram &= ~1; |
| 2950 | } |
| 2951 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
| 2952 | "RX LOG CH EVNT STAT 0x%x, %d frames handled", chLogRxFwStat, channelCb->numFragmentCurrentChain); |
| 2953 | } |
| 2954 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2955 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 2956 | { |
| 2957 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 2958 | "dxeRXEventHandler Handle Frame Ready Fail"); |
| 2959 | return; |
| 2960 | } |
| 2961 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2962 | /* Prepare Control Register EN Channel */ |
| 2963 | if(!(dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI].extraConfig.chan_mask & WLANDXE_CH_CTRL_EN_MASK)) |
| 2964 | { |
| 2965 | HDXE_ASSERT(0); |
| 2966 | } |
Mihir Shete | f200055 | 2014-05-12 16:21:34 +0530 | [diff] [blame] | 2967 | |
| 2968 | if (dxeCtxt->rxPalPacketUnavailable && |
| 2969 | (WLANDXE_CH_STAT_INT_DONE_MASK & chHighStat)) |
| 2970 | { |
| 2971 | chanMask = dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI].extraConfig.chan_mask & |
| 2972 | (~WLANDXE_CH_CTRL_INE_DONE_MASK); |
Mihir Shete | d183cef | 2014-09-26 19:17:56 +0530 | [diff] [blame] | 2973 | dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI].doneIntDisabled = 1; |
Mihir Shete | f200055 | 2014-05-12 16:21:34 +0530 | [diff] [blame] | 2974 | } |
| 2975 | else |
| 2976 | { |
| 2977 | chanMask = dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI].extraConfig.chan_mask; |
Mihir Shete | d183cef | 2014-09-26 19:17:56 +0530 | [diff] [blame] | 2978 | dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI].doneIntDisabled = 0; |
Mihir Shete | f200055 | 2014-05-12 16:21:34 +0530 | [diff] [blame] | 2979 | } |
Leo Chang | 094ece8 | 2013-04-23 17:57:41 -0700 | [diff] [blame] | 2980 | wpalWriteRegister(dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI].channelRegister.chDXECtrlRegAddr, |
Mihir Shete | f200055 | 2014-05-12 16:21:34 +0530 | [diff] [blame] | 2981 | chanMask); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2982 | |
| 2983 | /* Prepare Control Register EN Channel */ |
| 2984 | if(!(dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI].extraConfig.chan_mask & WLANDXE_CH_CTRL_EN_MASK)) |
| 2985 | { |
| 2986 | HDXE_ASSERT(0); |
| 2987 | } |
Leo Chang | 094ece8 | 2013-04-23 17:57:41 -0700 | [diff] [blame] | 2988 | |
Mihir Shete | f200055 | 2014-05-12 16:21:34 +0530 | [diff] [blame] | 2989 | if (dxeCtxt->rxPalPacketUnavailable && |
| 2990 | (WLANDXE_CH_STAT_INT_DONE_MASK & chLowStat)) |
| 2991 | { |
| 2992 | chanMask = dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI].extraConfig.chan_mask & |
| 2993 | (~WLANDXE_CH_CTRL_INE_DONE_MASK); |
Mihir Shete | d183cef | 2014-09-26 19:17:56 +0530 | [diff] [blame] | 2994 | dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI].doneIntDisabled = 1; |
Mihir Shete | f200055 | 2014-05-12 16:21:34 +0530 | [diff] [blame] | 2995 | } |
| 2996 | else |
| 2997 | { |
| 2998 | chanMask = dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI].extraConfig.chan_mask; |
Mihir Shete | d183cef | 2014-09-26 19:17:56 +0530 | [diff] [blame] | 2999 | dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI].doneIntDisabled = 0; |
Mihir Shete | f200055 | 2014-05-12 16:21:34 +0530 | [diff] [blame] | 3000 | } |
Leo Chang | 094ece8 | 2013-04-23 17:57:41 -0700 | [diff] [blame] | 3001 | wpalWriteRegister(dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI].channelRegister.chDXECtrlRegAddr, |
Mihir Shete | f200055 | 2014-05-12 16:21:34 +0530 | [diff] [blame] | 3002 | chanMask); |
| 3003 | |
Mihir Shete | c01157f | 2015-06-18 14:13:34 +0530 | [diff] [blame] | 3004 | /* We do not have knowledge of firmare capabilities when the |
| 3005 | * RX_LOG channel is enabled. But when we get the first interrupt |
| 3006 | * we have all the required information. So if MGMT Logging is not |
| 3007 | * supported by the firmware, do not re-enable RX_LOG channel |
| 3008 | */ |
| 3009 | if (WLANDXE_IS_VALID_CHANNEL(WDTS_CHANNEL_RX_LOG) && wpalIsFwLoggingSupported()) |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 3010 | { |
| 3011 | if(!(dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOG].extraConfig.chan_mask & WLANDXE_CH_CTRL_EN_MASK)) |
| 3012 | { |
| 3013 | HDXE_ASSERT(0); |
| 3014 | } |
| 3015 | |
| 3016 | if (dxeCtxt->rxPalPacketUnavailable && |
| 3017 | (WLANDXE_CH_STAT_INT_DONE_MASK & chLogRxStat)) |
| 3018 | { |
| 3019 | chanMask = dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOG].extraConfig.chan_mask & |
| 3020 | (~WLANDXE_CH_CTRL_INE_DONE_MASK); |
| 3021 | dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOG].doneIntDisabled = 1; |
| 3022 | } |
| 3023 | else |
| 3024 | { |
| 3025 | chanMask = dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOG].extraConfig.chan_mask; |
| 3026 | dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOG].doneIntDisabled = 0; |
| 3027 | } |
| 3028 | wpalWriteRegister(dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOG].channelRegister.chDXECtrlRegAddr, |
| 3029 | chanMask); |
| 3030 | } |
Leo Chang | 094ece8 | 2013-04-23 17:57:41 -0700 | [diff] [blame] | 3031 | |
| 3032 | /* Clear Interrupt handle processing bit |
| 3033 | * RIVA may power down */ |
Mihir Shete | 0670b40 | 2015-05-13 17:51:41 +0530 | [diff] [blame] | 3034 | if (!(wpalIsFwLoggingSupported() && wpalIsFwLoggingEnabled())) |
Mihir Shete | d627460 | 2015-04-28 16:13:21 +0530 | [diff] [blame] | 3035 | { |
| 3036 | wpalReadRegister(WLANDXE_INT_MASK_REG_ADDRESS, ®Value); |
| 3037 | regValue &= WLANDXE_RX_INTERRUPT_PRO_UNMASK; |
| 3038 | wpalWriteRegister(WLANDXE_INT_MASK_REG_ADDRESS, regValue); |
| 3039 | } |
| 3040 | else |
| 3041 | { |
Karthick S | 09d5dd0 | 2015-05-27 16:58:32 +0530 | [diff] [blame] | 3042 | wpalReadRegister(WLAN_PMU_SPARE_OUT_ADDRESS, ®Value); |
| 3043 | regValue &= (~WLAN_PMU_POWER_DOWN_MASK); |
| 3044 | wpalWriteRegister(WLAN_PMU_SPARE_OUT_ADDRESS, regValue); |
Mihir Shete | d627460 | 2015-04-28 16:13:21 +0530 | [diff] [blame] | 3045 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3046 | |
Sravan Kumar Kairam | 8bbda36 | 2015-10-06 11:51:14 +0530 | [diff] [blame] | 3047 | dxeEnvBlk.rxIntChanlSrc = 0; |
| 3048 | |
Leo Chang | 416afe0 | 2013-07-01 13:58:13 -0700 | [diff] [blame] | 3049 | /* Enable system level ISR */ |
| 3050 | /* Enable RX ready Interrupt at here */ |
| 3051 | status = wpalEnableInterrupt(DXE_INTERRUPT_RX_READY); |
| 3052 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3053 | { |
| 3054 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3055 | "dxeRXEventHandler Enable RX Ready interrupt fail"); |
| 3056 | return; |
| 3057 | } |
Sravan Kumar Kairam | a8269e7 | 2015-11-06 12:13:24 +0530 | [diff] [blame] | 3058 | DXTRACE(dxeTrace(WLANDXE_DMA_CHANNEL_MAX, TRACE_RXINT_STATE, |
| 3059 | TRACE_WLANDXE_VAR_ENABLE)); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3060 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 3061 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3062 | return; |
| 3063 | } |
| 3064 | |
| 3065 | /*========================================================================== |
| 3066 | @ Function Name |
| 3067 | dxeRXPacketAvailableEventHandler |
| 3068 | |
| 3069 | @ Description |
| 3070 | Handle serialized RX Packet Available event when the corresponding callback |
| 3071 | is invoked by WPAL. |
| 3072 | Try to fill up any completed DXE descriptors with available Rx packet buffer |
| 3073 | pointers. |
| 3074 | |
| 3075 | @ Parameters |
| 3076 | wpt_msg *rxPktAvailMsg |
| 3077 | RX frame ready MSG pointer |
| 3078 | include DXE control context |
| 3079 | |
| 3080 | @ Return |
| 3081 | NONE |
| 3082 | |
| 3083 | ===========================================================================*/ |
| 3084 | void dxeRXPacketAvailableEventHandler |
| 3085 | ( |
| 3086 | wpt_msg *rxPktAvailMsg |
| 3087 | ) |
| 3088 | { |
| 3089 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
| 3090 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 3091 | WLANDXE_ChannelCBType *channelCb = NULL; |
| 3092 | |
| 3093 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 3094 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3095 | |
| 3096 | /* Sanity Check */ |
| 3097 | if(NULL == rxPktAvailMsg) |
| 3098 | { |
| 3099 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3100 | "dxeRXPacketAvailableEventHandler Context is not valid"); |
| 3101 | return; |
| 3102 | } |
| 3103 | |
| 3104 | dxeCtxt = (WLANDXE_CtrlBlkType *)(rxPktAvailMsg->pContext); |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 3105 | |
| 3106 | #ifdef WLAN_DXE_LOW_RESOURCE_TIMER |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 3107 | /* Available resource allocated |
| 3108 | * Stop timer not needed */ |
| 3109 | if(VOS_TIMER_STATE_RUNNING == |
| 3110 | wpalTimerGetCurStatus(&dxeCtxt->rxResourceAvailableTimer)) |
| 3111 | { |
| 3112 | wpalTimerStop(&dxeCtxt->rxResourceAvailableTimer); |
Sravan Kumar Kairam | 7b8c385 | 2016-03-28 15:54:05 +0530 | [diff] [blame] | 3113 | dxeEnvBlk.rx_low_resource_timer = 0; |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 3114 | } |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 3115 | #endif |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3116 | |
| 3117 | do |
| 3118 | { |
| 3119 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 3120 | "dxeRXPacketAvailableEventHandler, start refilling ring"); |
| 3121 | |
| 3122 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_HIGH_PRI]; |
| 3123 | status = dxeRXFrameRefillRing(dxeCtxt,channelCb); |
| 3124 | |
| 3125 | // Wait for another callback to indicate when Rx resources are available |
| 3126 | // again. |
| 3127 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3128 | { |
| 3129 | break; |
| 3130 | } |
| 3131 | |
| 3132 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOW_PRI]; |
| 3133 | status = dxeRXFrameRefillRing(dxeCtxt,channelCb); |
| 3134 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3135 | { |
| 3136 | break; |
| 3137 | } |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 3138 | |
| 3139 | if (WLANDXE_IS_VALID_CHANNEL(WDTS_CHANNEL_RX_LOG)) |
| 3140 | { |
| 3141 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_RX_LOG]; |
| 3142 | status = dxeRXFrameRefillRing(dxeCtxt,channelCb); |
| 3143 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3144 | { |
| 3145 | break; |
| 3146 | } |
| 3147 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3148 | } while(0); |
| 3149 | |
| 3150 | if((WLANDXE_POWER_STATE_IMPS == dxeCtxt->hostPowerState) || |
| 3151 | (WLANDXE_POWER_STATE_DOWN == dxeCtxt->hostPowerState)) |
| 3152 | { |
| 3153 | /* Interrupt will not enabled at here, it will be enabled at PS mode change */ |
| 3154 | tempDxeCtrlBlk->rxIntDisabledByIMPS = eWLAN_PAL_TRUE; |
Sravan Kumar Kairam | 8bbda36 | 2015-10-06 11:51:14 +0530 | [diff] [blame] | 3155 | dxeEnvBlk.rxIntDisableReturn = VOS_RETURN_ADDRESS; |
Sravan Kumar Kairam | 84e995f | 2016-05-27 16:16:21 +0530 | [diff] [blame] | 3156 | dxeEnvBlk.rxIntDisableFrame = __builtin_frame_address(0); |
| 3157 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3158 | "dxeRXPacketAvailableEventHandler Int Disabled by IMPS"); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3159 | } |
| 3160 | } |
| 3161 | |
| 3162 | /*========================================================================== |
| 3163 | @ Function Name |
| 3164 | dxeRXISR |
| 3165 | |
| 3166 | @ Description |
| 3167 | RX frame ready interrupt service routine |
| 3168 | interrupt entry function, this function called based on ISR context |
| 3169 | Must be serialized |
| 3170 | |
| 3171 | @ Parameters |
| 3172 | void *hostCtxt |
| 3173 | DXE host driver control context, |
| 3174 | pre registerd during interrupt registration |
| 3175 | |
| 3176 | @ Return |
| 3177 | NONE |
| 3178 | |
| 3179 | ===========================================================================*/ |
| 3180 | static void dxeRXISR |
| 3181 | ( |
| 3182 | void *hostCtxt |
| 3183 | ) |
| 3184 | { |
| 3185 | WLANDXE_CtrlBlkType *dxeCtxt = (WLANDXE_CtrlBlkType *)hostCtxt; |
| 3186 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3187 | wpt_uint32 regValue; |
Sravan Kumar Kairam | a8269e7 | 2015-11-06 12:13:24 +0530 | [diff] [blame] | 3188 | wpt_uint32 intSrc = 0; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3189 | |
Leo Chang | 094ece8 | 2013-04-23 17:57:41 -0700 | [diff] [blame] | 3190 | /* Set Interrupt processing bit |
| 3191 | * During this bit set, WLAN HW may not power collapse */ |
Mihir Shete | 0670b40 | 2015-05-13 17:51:41 +0530 | [diff] [blame] | 3192 | if (!(wpalIsFwLoggingSupported() && wpalIsFwLoggingEnabled())) |
Mihir Shete | d627460 | 2015-04-28 16:13:21 +0530 | [diff] [blame] | 3193 | { |
| 3194 | wpalReadRegister(WLANDXE_INT_MASK_REG_ADDRESS, ®Value); |
| 3195 | regValue |= WLANPAL_RX_INTERRUPT_PRO_MASK; |
| 3196 | wpalWriteRegister(WLANDXE_INT_MASK_REG_ADDRESS, regValue); |
| 3197 | } |
| 3198 | else |
| 3199 | { |
Karthick S | 09d5dd0 | 2015-05-27 16:58:32 +0530 | [diff] [blame] | 3200 | wpalReadRegister(WLAN_PMU_SPARE_OUT_ADDRESS, ®Value); |
| 3201 | regValue |= WLAN_PMU_POWER_DOWN_MASK; |
| 3202 | wpalWriteRegister(WLAN_PMU_SPARE_OUT_ADDRESS, regValue); |
Mihir Shete | d627460 | 2015-04-28 16:13:21 +0530 | [diff] [blame] | 3203 | } |
Leo Chang | 094ece8 | 2013-04-23 17:57:41 -0700 | [diff] [blame] | 3204 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3205 | /* Disable interrupt at here |
| 3206 | * Disable RX Ready system level Interrupt at here |
| 3207 | * Otherwise infinite loop might happen */ |
| 3208 | status = wpalDisableInterrupt(DXE_INTERRUPT_RX_READY); |
| 3209 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3210 | { |
| 3211 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3212 | "dxeRXFrameReadyISR Disable RX ready interrupt fail"); |
| 3213 | return; |
| 3214 | } |
| 3215 | |
Sravan Kumar Kairam | a8269e7 | 2015-11-06 12:13:24 +0530 | [diff] [blame] | 3216 | wpalReadRegister(WLANDXE_INT_SRC_RAW_ADDRESS, |
| 3217 | &intSrc); |
| 3218 | /* Note: intSrc which holds the INT_SRC_RAW_ADDRESS reg value |
| 3219 | While debugging crash dump convert to power of 2 for channel type */ |
| 3220 | DXTRACE(dxeTrace(intSrc, TRACE_RXINT_STATE, TRACE_WLANDXE_VAR_DISABLE)); |
| 3221 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3222 | /* Serialize RX Ready interrupt upon RX thread */ |
Manjunathappa Prakash | fb58546 | 2013-12-23 19:07:07 -0800 | [diff] [blame] | 3223 | if(NULL == dxeCtxt->rxIsrMsg) |
| 3224 | { |
| 3225 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3226 | "dxeRXFrameReadyISR NULL message"); |
| 3227 | HDXE_ASSERT(0); |
| 3228 | return; |
| 3229 | } |
| 3230 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3231 | status = wpalPostRxMsg(WDI_GET_PAL_CTX(), |
| 3232 | dxeCtxt->rxIsrMsg); |
| 3233 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3234 | { |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3235 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 3236 | "dxeRXFrameReadyISR interrupt serialize fail"); |
| 3237 | } |
| 3238 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3239 | return; |
| 3240 | } |
| 3241 | |
| 3242 | /*========================================================================== |
| 3243 | @ Function Name |
| 3244 | dxeTXPushFrame |
| 3245 | |
| 3246 | @ Description |
| 3247 | Push TX frame into DXE descriptor and DXE register |
| 3248 | Send notification to DXE register that TX frame is ready to transfer |
| 3249 | |
| 3250 | @ Parameters |
| 3251 | WLANDXE_ChannelCBType *channelEntry |
| 3252 | Channel specific control block |
| 3253 | wpt_packet *palPacket |
| 3254 | Packet pointer ready to transfer |
| 3255 | |
| 3256 | @ Return |
| 3257 | PAL_STATUS_T |
| 3258 | ===========================================================================*/ |
| 3259 | static wpt_status dxeTXPushFrame |
| 3260 | ( |
| 3261 | WLANDXE_ChannelCBType *channelEntry, |
| 3262 | wpt_packet *palPacket |
| 3263 | ) |
| 3264 | { |
| 3265 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 3266 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = NULL; |
Sravan Kumar Kairam | e9d186c | 2015-11-27 23:37:02 +0530 | [diff] [blame] | 3267 | WLANDXE_DescCtrlBlkType *tailCtrlBlk = NULL; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3268 | WLANDXE_DescType *currentDesc = NULL; |
| 3269 | WLANDXE_DescType *firstDesc = NULL; |
| 3270 | WLANDXE_DescType *LastDesc = NULL; |
Sravan Kumar Kairam | e9d186c | 2015-11-27 23:37:02 +0530 | [diff] [blame] | 3271 | WLANDXE_DescType *tailDesc = NULL; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3272 | void *sourcePhysicalAddress = NULL; |
| 3273 | wpt_uint32 xferSize = 0; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3274 | wpt_iterator iterator; |
Sravan Kumar Kairam | e9d186c | 2015-11-27 23:37:02 +0530 | [diff] [blame] | 3275 | wpt_uint8 KickDxe = 0; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3276 | |
| 3277 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 3278 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3279 | |
Leo Chang | ac1d361 | 2013-07-01 15:15:51 -0700 | [diff] [blame] | 3280 | tempDxeCtrlBlk->smsmToggled = eWLAN_PAL_FALSE; |
| 3281 | if((0 == tempDxeCtrlBlk->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI].numRsvdDesc) && |
| 3282 | (0 == tempDxeCtrlBlk->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI].numRsvdDesc)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3283 | { |
Karthick S | 8a7e286 | 2015-09-14 09:13:37 +0530 | [diff] [blame] | 3284 | KickDxe = 1; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3285 | } |
| 3286 | |
Karthick S | 8a7e286 | 2015-09-14 09:13:37 +0530 | [diff] [blame] | 3287 | /* Kick DXE when the ring is about to fill */ |
| 3288 | if (WLANDXE_TX_LOW_RES_THRESHOLD >= channelEntry->numFreeDesc) |
Sravan Kumar Kairam | e9d186c | 2015-11-27 23:37:02 +0530 | [diff] [blame] | 3289 | { |
Karthick S | 8a7e286 | 2015-09-14 09:13:37 +0530 | [diff] [blame] | 3290 | KickDxe = 1; |
Sravan Kumar Kairam | e9d186c | 2015-11-27 23:37:02 +0530 | [diff] [blame] | 3291 | tailCtrlBlk = channelEntry->tailCtrlBlk; |
| 3292 | tailDesc = tailCtrlBlk->linkedDesc; |
| 3293 | |
| 3294 | if(tailDesc->descCtrl.ctrl& WLANDXE_DESC_CTRL_VALID) |
| 3295 | { |
| 3296 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
| 3297 | "dxeTXPushFrame Descs threshold reached No DMA"); |
| 3298 | } |
| 3299 | } |
Karthick S | 8a7e286 | 2015-09-14 09:13:37 +0530 | [diff] [blame] | 3300 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3301 | channelEntry->numFragmentCurrentChain = 0; |
| 3302 | currentCtrlBlk = channelEntry->headCtrlBlk; |
| 3303 | |
| 3304 | /* Initialize interator, TX is fragmented */ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3305 | status = wpalLockPacketForTransfer(palPacket); |
| 3306 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3307 | { |
| 3308 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3309 | "dxeTXPushFrame unable to lock packet"); |
| 3310 | return status; |
| 3311 | } |
| 3312 | |
| 3313 | status = wpalIteratorInit(&iterator, palPacket); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3314 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3315 | { |
| 3316 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3317 | "dxeTXPushFrame iterator init fail"); |
| 3318 | return status; |
| 3319 | } |
| 3320 | |
| 3321 | /* !!!! Revisit break condition !!!!!!! */ |
| 3322 | while(1) |
| 3323 | { |
| 3324 | /* Get current descriptor pointer from current control block */ |
| 3325 | currentDesc = currentCtrlBlk->linkedDesc; |
| 3326 | if(NULL == firstDesc) |
| 3327 | { |
| 3328 | firstDesc = currentCtrlBlk->linkedDesc; |
| 3329 | } |
| 3330 | /* All control block will have same palPacket Pointer |
| 3331 | * to make logic simpler */ |
| 3332 | currentCtrlBlk->xfrFrame = palPacket; |
| 3333 | |
| 3334 | /* Get next fragment physical address and fragment size |
| 3335 | * if this is the first trial, will get first physical address |
| 3336 | * 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] | 3337 | status = wpalIteratorNext(&iterator, |
| 3338 | palPacket, |
| 3339 | &sourcePhysicalAddress, |
| 3340 | &xferSize); |
jagadeesh | f869bba | 2015-04-07 20:06:21 +0530 | [diff] [blame] | 3341 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3342 | { |
| 3343 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3344 | "dxeTXPushFrame Get next frame fail"); |
| 3345 | return status; |
| 3346 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3347 | if((NULL == sourcePhysicalAddress) || |
| 3348 | (0 == xferSize)) |
| 3349 | { |
| 3350 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 3351 | "dxeTXPushFrame end of current frame"); |
| 3352 | break; |
| 3353 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3354 | |
| 3355 | /* This is the LAST descriptor valid for this transaction */ |
| 3356 | LastDesc = currentCtrlBlk->linkedDesc; |
| 3357 | |
| 3358 | /* Program DXE descriptor */ |
| 3359 | currentDesc->dxedesc.dxe_short_desc.srcMemAddrL = |
Arun Kumar Khandavalli | 6119f7d | 2013-12-18 00:16:17 +0530 | [diff] [blame] | 3360 | WLANDXE_U32_SWAP_ENDIAN((wpt_uint32)(uintptr_t)sourcePhysicalAddress); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3361 | |
| 3362 | /* Just normal data transfer from aCPU Flat Memory to BMU Q */ |
| 3363 | if((WDTS_CHANNEL_TX_LOW_PRI == channelEntry->channelType) || |
| 3364 | (WDTS_CHANNEL_TX_HIGH_PRI == channelEntry->channelType)) |
| 3365 | { |
| 3366 | currentDesc->dxedesc.dxe_short_desc.dstMemAddrL = |
| 3367 | WLANDXE_U32_SWAP_ENDIAN(channelEntry->channelConfig.refWQ); |
| 3368 | } |
| 3369 | else |
| 3370 | { |
| 3371 | /* Test specific H2H transfer, destination address already set |
| 3372 | * Do Nothing */ |
| 3373 | } |
| 3374 | currentDesc->xfrSize = WLANDXE_U32_SWAP_ENDIAN(xferSize); |
| 3375 | |
| 3376 | /* Program channel control register */ |
| 3377 | /* First frame not set VAL bit, why ??? */ |
| 3378 | if(0 == channelEntry->numFragmentCurrentChain) |
| 3379 | { |
| 3380 | currentDesc->descCtrl.ctrl = channelEntry->extraConfig.cw_ctrl_write; |
| 3381 | } |
| 3382 | else |
| 3383 | { |
| 3384 | currentDesc->descCtrl.ctrl = channelEntry->extraConfig.cw_ctrl_write_valid; |
| 3385 | } |
| 3386 | |
| 3387 | /* Update statistics */ |
| 3388 | channelEntry->numFragmentCurrentChain++; |
| 3389 | channelEntry->numFreeDesc--; |
| 3390 | channelEntry->numRsvdDesc++; |
| 3391 | |
| 3392 | /* Get next control block */ |
| 3393 | currentCtrlBlk = currentCtrlBlk->nextCtrlBlk; |
| 3394 | } |
| 3395 | channelEntry->numTotalFrame++; |
| 3396 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 3397 | "NUM TX FRAG %d, Total Frame %d", |
| 3398 | channelEntry->numFragmentCurrentChain, channelEntry->numTotalFrame); |
| 3399 | |
| 3400 | /* Program Channel control register |
| 3401 | * Set as end of packet |
| 3402 | * Enable interrupt also for first code lock down |
| 3403 | * performace optimization, this will be revisited */ |
| 3404 | if(NULL == LastDesc) |
| 3405 | { |
| 3406 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3407 | "dxeTXPushFrame NULL Last Descriptor, broken chain"); |
| 3408 | return eWLAN_PAL_STATUS_E_FAULT; |
| 3409 | } |
| 3410 | LastDesc->descCtrl.ctrl = channelEntry->extraConfig.cw_ctrl_write_eop_int; |
| 3411 | /* Now First one also Valid ???? |
| 3412 | * this procedure will prevent over handle descriptor from previous |
| 3413 | * TX trigger */ |
| 3414 | firstDesc->descCtrl.ctrl = channelEntry->extraConfig.cw_ctrl_write_valid; |
| 3415 | |
| 3416 | /* If in BMPS mode no need to notify the DXE Engine, notify SMSM instead */ |
| 3417 | if(WLANDXE_RIVA_POWER_STATE_BMPS_UNKNOWN == tempDxeCtrlBlk->rivaPowerState) |
| 3418 | { |
| 3419 | /* Update channel head as next avaliable linked slot */ |
| 3420 | channelEntry->headCtrlBlk = currentCtrlBlk; |
Karthick S | 8a7e286 | 2015-09-14 09:13:37 +0530 | [diff] [blame] | 3421 | if(KickDxe) |
Leo Chang | ac1d361 | 2013-07-01 15:15:51 -0700 | [diff] [blame] | 3422 | { |
| 3423 | tempDxeCtrlBlk->ringNotEmpty = eWLAN_PAL_TRUE; |
| 3424 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 3425 | "SMSM_ret LO=%d HI=%d", |
| 3426 | tempDxeCtrlBlk->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI].numRsvdDesc, |
| 3427 | tempDxeCtrlBlk->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI].numRsvdDesc ); |
Karthick S | 3982307 | 2015-07-08 18:16:41 +0530 | [diff] [blame] | 3428 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
Leo Chang | ac1d361 | 2013-07-01 15:15:51 -0700 | [diff] [blame] | 3429 | dxeNotifySmsm(eWLAN_PAL_TRUE, eWLAN_PAL_FALSE); |
| 3430 | tempDxeCtrlBlk->smsmToggled = eWLAN_PAL_TRUE; |
Sravan Kumar Kairam | a8269e7 | 2015-11-06 12:13:24 +0530 | [diff] [blame] | 3431 | DXTRACE(dxeTrace(channelEntry->channelType, TRACE_SMSM_NOTIFY, TRACE_WLANDXE_VAR_ENABLE)); |
Leo Chang | ac1d361 | 2013-07-01 15:15:51 -0700 | [diff] [blame] | 3432 | } |
Madan Mohan Koyyalamudi | 2edf6f6 | 2012-10-15 15:56:34 -0700 | [diff] [blame] | 3433 | return status; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3434 | } |
| 3435 | |
| 3436 | /* If DXE use external descriptor, registers are not needed to be programmed |
| 3437 | * Just after finish to program descriptor, tirigger to send */ |
| 3438 | if(channelEntry->extraConfig.chan_mask & WLANDXE_CH_CTRL_EDEN_MASK) |
| 3439 | { |
| 3440 | /* Issue a dummy read from the DXE descriptor DDR location to |
| 3441 | ensure that any previously posted write to the descriptor |
| 3442 | completes. */ |
| 3443 | if(channelEntry->extraConfig.cw_ctrl_write_valid != firstDesc->descCtrl.ctrl) |
| 3444 | { |
| 3445 | //HDXE_ASSERT(0); |
| 3446 | } |
| 3447 | |
| 3448 | /* Everything is ready |
| 3449 | * Trigger to start DMA */ |
| 3450 | status = wpalWriteRegister(channelEntry->channelRegister.chDXECtrlRegAddr, |
| 3451 | channelEntry->extraConfig.chan_mask); |
| 3452 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3453 | { |
| 3454 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3455 | "dxeTXPushFrame Write Channel Ctrl Register fail"); |
| 3456 | return status; |
| 3457 | } |
Sravan Kumar Kairam | a8269e7 | 2015-11-06 12:13:24 +0530 | [diff] [blame] | 3458 | DXTRACE(dxeTrace(channelEntry->channelType, TRACE_CH_ENABLE, TRACE_WLANDXE_VAR_ENABLE)); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3459 | |
| 3460 | /* Update channel head as next avaliable linked slot */ |
| 3461 | channelEntry->headCtrlBlk = currentCtrlBlk; |
| 3462 | |
| 3463 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 3464 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3465 | return status; |
| 3466 | } |
| 3467 | |
| 3468 | /* If DXE not use external descriptor, program each registers */ |
| 3469 | /* Circular buffer handle not need to program DESC register??? |
| 3470 | * GEN5 code not programed RING buffer case |
| 3471 | * REVISIT THIS !!!!!! */ |
| 3472 | if((WDTS_CHANNEL_TX_LOW_PRI == channelEntry->channelType) || |
| 3473 | (WDTS_CHANNEL_TX_HIGH_PRI == channelEntry->channelType)) |
| 3474 | { |
| 3475 | /* Destination address, assigned Work Q */ |
| 3476 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDadrlRegAddr, |
| 3477 | channelEntry->channelConfig.refWQ); |
| 3478 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3479 | { |
| 3480 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3481 | "dxeTXPushFrame Program dest address register fail"); |
| 3482 | return status; |
| 3483 | } |
| 3484 | /* If descriptor format is SHORT */ |
| 3485 | if(channelEntry->channelConfig.useShortDescFmt) |
| 3486 | { |
| 3487 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDadrhRegAddr, |
| 3488 | 0); |
| 3489 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3490 | { |
| 3491 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3492 | "dxeTXPushFrame Program dest address register fail"); |
| 3493 | return status; |
| 3494 | } |
| 3495 | } |
| 3496 | else |
| 3497 | { |
| 3498 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3499 | "dxeTXPushFrame LONG Descriptor Format!!!"); |
| 3500 | } |
| 3501 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3502 | |
| 3503 | /* Program Source address register |
| 3504 | * This address is already programmed into DXE Descriptor |
| 3505 | * But register also upadte */ |
| 3506 | status = wpalWriteRegister(channelEntry->channelRegister.chDXESadrlRegAddr, |
| 3507 | WLANDXE_U32_SWAP_ENDIAN(firstDesc->dxedesc.dxe_short_desc.srcMemAddrL)); |
| 3508 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3509 | { |
| 3510 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3511 | "dxeTXPushFrame Program src address register fail"); |
| 3512 | return status; |
| 3513 | } |
| 3514 | /* If descriptor format is SHORT */ |
| 3515 | if(channelEntry->channelConfig.useShortDescFmt) |
| 3516 | { |
| 3517 | status = wpalWriteRegister(channelEntry->channelRegister.chDXESadrhRegAddr, |
| 3518 | 0); |
| 3519 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3520 | { |
| 3521 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3522 | "dxeTXPushFrame Program dest address register fail"); |
| 3523 | return status; |
| 3524 | } |
| 3525 | } |
| 3526 | else |
| 3527 | { |
| 3528 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3529 | "dxeTXPushFrame LONG Descriptor Format!!!"); |
| 3530 | } |
| 3531 | |
| 3532 | /* Linked list Descriptor pointer */ |
| 3533 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDesclRegAddr, |
| 3534 | channelEntry->headCtrlBlk->linkedDescPhyAddr); |
| 3535 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3536 | { |
| 3537 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3538 | "dxeTXPushFrame Write DESC Address register fail"); |
| 3539 | return status; |
| 3540 | } |
| 3541 | /* If descriptor format is SHORT */ |
| 3542 | if(channelEntry->channelConfig.useShortDescFmt) |
| 3543 | { |
| 3544 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDeschRegAddr, |
| 3545 | 0); |
| 3546 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3547 | { |
| 3548 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3549 | "dxeTXPushFrame Program dest address register fail"); |
| 3550 | return status; |
| 3551 | } |
| 3552 | } |
| 3553 | else |
| 3554 | { |
| 3555 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3556 | "dxeTXPushFrame LONG Descriptor Format!!!"); |
| 3557 | } |
| 3558 | |
| 3559 | /* Transfer Size */ |
| 3560 | xferSize = WLANDXE_U32_SWAP_ENDIAN(firstDesc->xfrSize); |
| 3561 | status = wpalWriteRegister(channelEntry->channelRegister.chDXESzRegAddr, |
| 3562 | xferSize); |
| 3563 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3564 | { |
| 3565 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3566 | "dxeTXPushFrame Write DESC Address register fail"); |
| 3567 | return status; |
| 3568 | } |
| 3569 | |
| 3570 | /* Everything is ready |
| 3571 | * Trigger to start DMA */ |
| 3572 | status = wpalWriteRegister(channelEntry->channelRegister.chDXECtrlRegAddr, |
| 3573 | channelEntry->extraConfig.chan_mask); |
| 3574 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3575 | { |
| 3576 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3577 | "dxeTXPushFrame Write Channel Ctrl Register fail"); |
| 3578 | return status; |
| 3579 | } |
| 3580 | |
| 3581 | /* Update channel head as next avaliable linked slot */ |
| 3582 | channelEntry->headCtrlBlk = currentCtrlBlk; |
| 3583 | |
| 3584 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 3585 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3586 | return status; |
| 3587 | } |
| 3588 | |
| 3589 | /*========================================================================== |
| 3590 | @ Function Name |
| 3591 | dxeTXCompFrame |
| 3592 | |
| 3593 | @ Description |
| 3594 | TX Frame transfer complete event handler |
| 3595 | |
| 3596 | @ Parameters |
| 3597 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 3598 | DXE host driver main control block |
| 3599 | WLANDXE_ChannelCBType *channelEntry |
| 3600 | Channel specific control block |
| 3601 | |
| 3602 | @ Return |
| 3603 | PAL_STATUS_T |
| 3604 | ===========================================================================*/ |
| 3605 | static wpt_status dxeTXCompFrame |
| 3606 | ( |
| 3607 | WLANDXE_CtrlBlkType *hostCtxt, |
| 3608 | WLANDXE_ChannelCBType *channelEntry |
| 3609 | ) |
| 3610 | { |
| 3611 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 3612 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = NULL; |
| 3613 | WLANDXE_DescType *currentDesc = NULL; |
| 3614 | wpt_uint32 descCtrlValue = 0; |
| 3615 | unsigned int *lowThreshold = NULL; |
| 3616 | |
| 3617 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 3618 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3619 | |
| 3620 | /* Sanity */ |
| 3621 | if((NULL == hostCtxt) || (NULL == channelEntry)) |
| 3622 | { |
| 3623 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3624 | "dxeTXCompFrame Invalid ARG"); |
| 3625 | return eWLAN_PAL_STATUS_E_INVAL; |
| 3626 | } |
| 3627 | |
| 3628 | if(NULL == hostCtxt->txCompCB) |
| 3629 | { |
| 3630 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3631 | "dxeTXCompFrame TXCompCB is not registered"); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3632 | return eWLAN_PAL_STATUS_SUCCESS; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3633 | } |
| 3634 | |
Madan Mohan Koyyalamudi | b2cb8be | 2012-11-27 15:07:43 -0800 | [diff] [blame] | 3635 | status = wpalMutexAcquire(&channelEntry->dxeChannelLock); |
| 3636 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3637 | { |
| 3638 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3639 | "dxeTXCompFrame Mutex Acquire fail"); |
| 3640 | return status; |
| 3641 | } |
| 3642 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3643 | currentCtrlBlk = channelEntry->tailCtrlBlk; |
| 3644 | currentDesc = currentCtrlBlk->linkedDesc; |
| 3645 | |
| 3646 | if( currentCtrlBlk == channelEntry->headCtrlBlk ) |
| 3647 | { |
Madan Mohan Koyyalamudi | b2cb8be | 2012-11-27 15:07:43 -0800 | [diff] [blame] | 3648 | status = wpalMutexRelease(&channelEntry->dxeChannelLock); |
| 3649 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3650 | { |
| 3651 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3652 | "dxeTXCompFrame Mutex Release fail"); |
| 3653 | return status; |
| 3654 | } |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3655 | return eWLAN_PAL_STATUS_SUCCESS; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3656 | } |
| 3657 | |
Kiet Lam | 842dad0 | 2014-02-18 18:44:02 -0800 | [diff] [blame] | 3658 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3659 | while(1) |
| 3660 | { |
| 3661 | // HDXE_ASSERT(WLAN_PAL_IS_STATUS_SUCCESS(WLAN_RivaValidateDesc(currentDesc))); |
| 3662 | descCtrlValue = currentDesc->descCtrl.ctrl; |
| 3663 | if((descCtrlValue & WLANDXE_DESC_CTRL_VALID)) |
| 3664 | { |
| 3665 | /* caught up with head, bail out */ |
| 3666 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_MED, |
| 3667 | "dxeTXCompFrame caught up with head - next DESC has VALID set"); |
| 3668 | break; |
| 3669 | } |
| 3670 | |
Manjunathappa Prakash | fb58546 | 2013-12-23 19:07:07 -0800 | [diff] [blame] | 3671 | if(currentCtrlBlk->xfrFrame == NULL) |
| 3672 | { |
| 3673 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3674 | "Invalid transfer frame"); |
| 3675 | HDXE_ASSERT(0); |
| 3676 | break; |
| 3677 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3678 | channelEntry->numFreeDesc++; |
| 3679 | channelEntry->numRsvdDesc--; |
| 3680 | |
| 3681 | /* Send Frame TX Complete notification with frame start fragment location */ |
| 3682 | if(WLANDXE_U32_SWAP_ENDIAN(descCtrlValue) & WLANDXE_DESC_CTRL_EOP) |
| 3683 | { |
| 3684 | hostCtxt->txCompletedFrames--; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3685 | status = wpalUnlockPacket(currentCtrlBlk->xfrFrame); |
| 3686 | if (eWLAN_PAL_STATUS_SUCCESS != status) |
| 3687 | { |
| 3688 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3689 | "dxeRXFrameReady unable to unlock packet"); |
Madan Mohan Koyyalamudi | b2cb8be | 2012-11-27 15:07:43 -0800 | [diff] [blame] | 3690 | status = wpalMutexRelease(&channelEntry->dxeChannelLock); |
| 3691 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3692 | { |
| 3693 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3694 | "dxeTXCompFrame Mutex Release fail"); |
| 3695 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3696 | return status; |
| 3697 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3698 | hostCtxt->txCompCB(hostCtxt->clientCtxt, |
| 3699 | currentCtrlBlk->xfrFrame, |
| 3700 | eWLAN_PAL_STATUS_SUCCESS); |
| 3701 | channelEntry->numFragmentCurrentChain = 0; |
| 3702 | } |
| 3703 | currentCtrlBlk = currentCtrlBlk->nextCtrlBlk; |
| 3704 | currentDesc = currentCtrlBlk->linkedDesc; |
| 3705 | |
| 3706 | /* Break condition |
| 3707 | * Head control block is the control block must be programed for the next TX |
| 3708 | * so, head control block is not programmed control block yet |
| 3709 | * if loop encounte head control block, stop to complete |
| 3710 | * in theory, COMP CB must be called already ??? */ |
| 3711 | if(currentCtrlBlk == channelEntry->headCtrlBlk) |
| 3712 | { |
| 3713 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_MED, |
| 3714 | "dxeTXCompFrame caught up with head ptr"); |
| 3715 | break; |
| 3716 | } |
| 3717 | /* VALID Bit check ???? */ |
| 3718 | } |
| 3719 | |
| 3720 | /* Tail and Head Control block must be same */ |
| 3721 | channelEntry->tailCtrlBlk = currentCtrlBlk; |
| 3722 | |
| 3723 | lowThreshold = channelEntry->channelType == WDTS_CHANNEL_TX_LOW_PRI? |
| 3724 | &(hostCtxt->txCompInt.txLowResourceThreshold_LoPriCh): |
| 3725 | &(hostCtxt->txCompInt.txLowResourceThreshold_HiPriCh); |
| 3726 | |
| 3727 | /* If specific channel hit low resource condition send notification to upper layer */ |
| 3728 | if((eWLAN_PAL_TRUE == channelEntry->hitLowResource) && |
| 3729 | (channelEntry->numFreeDesc > *lowThreshold)) |
| 3730 | { |
| 3731 | /* Change it back if we raised it for fetching a remaining packet from TL */ |
| 3732 | if(WLANDXE_TX_LOW_RES_THRESHOLD > *lowThreshold) |
| 3733 | { |
| 3734 | *lowThreshold = WLANDXE_TX_LOW_RES_THRESHOLD; |
| 3735 | } |
| 3736 | |
| 3737 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 3738 | "DXE TX %d channel recovered from low resource", channelEntry->channelType); |
| 3739 | hostCtxt->lowResourceCB(hostCtxt->clientCtxt, |
| 3740 | channelEntry->channelType, |
| 3741 | eWLAN_PAL_TRUE); |
| 3742 | channelEntry->hitLowResource = eWLAN_PAL_FALSE; |
| 3743 | } |
| 3744 | |
Madan Mohan Koyyalamudi | b2cb8be | 2012-11-27 15:07:43 -0800 | [diff] [blame] | 3745 | status = wpalMutexRelease(&channelEntry->dxeChannelLock); |
| 3746 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3747 | { |
| 3748 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3749 | "dxeTXCompFrame Mutex Release fail"); |
| 3750 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3751 | |
| 3752 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 3753 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3754 | return status; |
| 3755 | } |
| 3756 | |
| 3757 | /*========================================================================== |
Mihir Shete | dfc33ec | 2014-10-15 13:14:38 +0530 | [diff] [blame] | 3758 | @ Function Name |
| 3759 | dxeTXCleanup |
| 3760 | |
| 3761 | @ Description |
| 3762 | Cleanup the TX channels after DXE Error |
| 3763 | |
| 3764 | @ Parameters |
| 3765 | WLANDXE_CtrlBlkType *dxeCtrlBlk, |
| 3766 | DXE host driver main control block |
| 3767 | |
| 3768 | @ Return |
| 3769 | PAL_STATUS_T |
| 3770 | ===========================================================================*/ |
| 3771 | static wpt_status dxeTXCleanup |
| 3772 | ( |
| 3773 | WLANDXE_CtrlBlkType *hostCtxt |
| 3774 | ) |
| 3775 | { |
| 3776 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 3777 | WLANDXE_DescCtrlBlkType *currentCtrlBlk = NULL; |
| 3778 | WLANDXE_DescType *currentDesc = NULL; |
| 3779 | wpt_uint32 descCtrlValue = 0; |
| 3780 | unsigned int *lowThreshold = NULL; |
| 3781 | unsigned int idx; |
| 3782 | WLANDXE_ChannelCBType *channelEntry; |
| 3783 | |
| 3784 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 3785 | "%s Enter", __func__); |
| 3786 | |
| 3787 | /* Sanity */ |
| 3788 | if((NULL == hostCtxt)) |
| 3789 | { |
| 3790 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 3791 | "%s: Invalid ARG", __func__); |
| 3792 | return eWLAN_PAL_STATUS_E_INVAL; |
| 3793 | } |
| 3794 | |
| 3795 | if(NULL == hostCtxt->txCompCB) |
| 3796 | { |
| 3797 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 3798 | "%s: TXCompCB is not registered",__func__); |
| 3799 | return eWLAN_PAL_STATUS_SUCCESS; |
| 3800 | } |
| 3801 | |
| 3802 | for(idx = 0; idx < WDTS_CHANNEL_MAX; idx++) |
| 3803 | { |
| 3804 | channelEntry = &tempDxeCtrlBlk->dxeChannel[idx]; |
| 3805 | if(idx != WDTS_CHANNEL_TX_LOW_PRI && idx != WDTS_CHANNEL_TX_HIGH_PRI) |
| 3806 | { |
Sravan Kumar Kairam | 49d5c4b | 2016-03-29 15:26:44 +0530 | [diff] [blame] | 3807 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
Mihir Shete | dfc33ec | 2014-10-15 13:14:38 +0530 | [diff] [blame] | 3808 | "%s: %11s continue",__func__, |
| 3809 | channelType[channelEntry->channelType]); |
| 3810 | continue; |
| 3811 | } |
| 3812 | |
| 3813 | status = wpalMutexAcquire(&channelEntry->dxeChannelLock); |
| 3814 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3815 | { |
| 3816 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3817 | "%s: %11s Mutex Acquire fail",__func__, |
| 3818 | channelType[channelEntry->channelType]); |
| 3819 | return status; |
| 3820 | } |
| 3821 | |
| 3822 | currentCtrlBlk = channelEntry->tailCtrlBlk; |
| 3823 | currentDesc = currentCtrlBlk->linkedDesc; |
| 3824 | |
| 3825 | if( currentCtrlBlk == channelEntry->headCtrlBlk ) |
| 3826 | { |
Sravan Kumar Kairam | 49d5c4b | 2016-03-29 15:26:44 +0530 | [diff] [blame] | 3827 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
Mihir Shete | dfc33ec | 2014-10-15 13:14:38 +0530 | [diff] [blame] | 3828 | "%s: %11s Head and Tail are Same",__func__, |
| 3829 | channelType[channelEntry->channelType]); |
| 3830 | |
| 3831 | status = wpalMutexRelease(&channelEntry->dxeChannelLock); |
| 3832 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3833 | { |
| 3834 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3835 | "%s: %11s Mutex Release fail",__func__, |
| 3836 | channelType[channelEntry->channelType]); |
| 3837 | return status; |
| 3838 | } |
| 3839 | continue; |
| 3840 | } |
| 3841 | |
| 3842 | while(1) |
| 3843 | { |
| 3844 | descCtrlValue = currentDesc->descCtrl.ctrl; |
| 3845 | if((descCtrlValue & WLANDXE_DESC_CTRL_VALID)) |
| 3846 | { |
| 3847 | /* invalidate... */ |
| 3848 | currentDesc->descCtrl.ctrl &= ~WLANDXE_DESC_CTRL_VALID; |
| 3849 | } |
| 3850 | |
| 3851 | if(currentCtrlBlk->xfrFrame == NULL) |
| 3852 | { |
| 3853 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 3854 | "%s: %11s Invalid transfer frame",__func__, |
| 3855 | channelType[channelEntry->channelType]); |
| 3856 | HDXE_ASSERT(0); |
| 3857 | break; |
| 3858 | } |
| 3859 | channelEntry->numFreeDesc++; |
| 3860 | channelEntry->numRsvdDesc--; |
| 3861 | |
| 3862 | /* Send Frame TX Complete notification with frame start fragment location */ |
| 3863 | if(WLANDXE_U32_SWAP_ENDIAN(descCtrlValue) & WLANDXE_DESC_CTRL_EOP) |
| 3864 | { |
| 3865 | hostCtxt->txCompletedFrames--; |
| 3866 | status = wpalUnlockPacket(currentCtrlBlk->xfrFrame); |
| 3867 | if (eWLAN_PAL_STATUS_SUCCESS != status) |
| 3868 | { |
| 3869 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3870 | "%s: unable to unlock packet",__func__); |
| 3871 | status = wpalMutexRelease(&channelEntry->dxeChannelLock); |
| 3872 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3873 | { |
| 3874 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3875 | "%s: Mutex Release fail",__func__); |
| 3876 | } |
| 3877 | return status; |
| 3878 | } |
| 3879 | hostCtxt->txCompCB(hostCtxt->clientCtxt, |
| 3880 | currentCtrlBlk->xfrFrame, |
| 3881 | eWLAN_PAL_STATUS_SUCCESS); //mir: SUCCESS or FAILURE? |
| 3882 | channelEntry->numFragmentCurrentChain = 0; |
| 3883 | } |
| 3884 | currentCtrlBlk = currentCtrlBlk->nextCtrlBlk; |
| 3885 | currentDesc = currentCtrlBlk->linkedDesc; |
| 3886 | |
| 3887 | /* Break condition |
| 3888 | * Head control block is the control block must be programed for the next TX |
| 3889 | * so, head control block is not programmed control block yet |
| 3890 | * if loop encounte head control block, stop to complete |
| 3891 | * in theory, COMP CB must be called already ??? */ |
| 3892 | if(currentCtrlBlk == channelEntry->headCtrlBlk) |
| 3893 | { |
Sravan Kumar Kairam | 49d5c4b | 2016-03-29 15:26:44 +0530 | [diff] [blame] | 3894 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
Mihir Shete | dfc33ec | 2014-10-15 13:14:38 +0530 | [diff] [blame] | 3895 | "%s: %11s caught up with head ptr",__func__, |
| 3896 | channelType[channelEntry->channelType]); |
| 3897 | break; |
| 3898 | } |
| 3899 | /* VALID Bit check ???? */ |
| 3900 | } |
| 3901 | |
| 3902 | /* Tail and Head Control block must be same */ |
| 3903 | channelEntry->tailCtrlBlk = currentCtrlBlk; |
| 3904 | /* Re-Sync Head and CDR */ |
| 3905 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDesclRegAddr, |
| 3906 | channelEntry->headCtrlBlk->linkedDescPhyAddr); |
| 3907 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3908 | { |
| 3909 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3910 | "dxeChannelInitProgram Write DESC Address register fail"); |
| 3911 | status = wpalMutexRelease(&channelEntry->dxeChannelLock); |
| 3912 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3913 | { |
| 3914 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3915 | "%s: %11s Mutex Release fail", __func__, |
| 3916 | channelType[channelEntry->channelType]); |
| 3917 | } |
| 3918 | return status; |
| 3919 | } |
| 3920 | |
| 3921 | lowThreshold = channelEntry->channelType == WDTS_CHANNEL_TX_LOW_PRI? |
| 3922 | &(hostCtxt->txCompInt.txLowResourceThreshold_LoPriCh): |
| 3923 | &(hostCtxt->txCompInt.txLowResourceThreshold_HiPriCh); |
| 3924 | |
| 3925 | /* If specific channel hit low resource condition send notification to upper layer */ |
| 3926 | if((eWLAN_PAL_TRUE == channelEntry->hitLowResource) && |
| 3927 | (channelEntry->numFreeDesc > *lowThreshold)) |
| 3928 | { |
| 3929 | /* Change it back if we raised it for fetching a remaining packet from TL */ |
| 3930 | if(WLANDXE_TX_LOW_RES_THRESHOLD > *lowThreshold) |
| 3931 | { |
| 3932 | *lowThreshold = WLANDXE_TX_LOW_RES_THRESHOLD; |
| 3933 | } |
| 3934 | |
| 3935 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 3936 | "DXE TX %d channel recovered from low resource", channelEntry->channelType); |
| 3937 | hostCtxt->lowResourceCB(hostCtxt->clientCtxt, |
| 3938 | channelEntry->channelType, |
| 3939 | eWLAN_PAL_TRUE); |
| 3940 | channelEntry->hitLowResource = eWLAN_PAL_FALSE; |
| 3941 | } |
| 3942 | status = wpalMutexRelease(&channelEntry->dxeChannelLock); |
| 3943 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 3944 | { |
| 3945 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3946 | "%s: %11s Mutex Release fail", __func__, |
| 3947 | channelType[channelEntry->channelType]); |
| 3948 | } |
| 3949 | } |
| 3950 | |
| 3951 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 3952 | "%s Exit", __func__); |
| 3953 | return status; |
| 3954 | } |
| 3955 | /*========================================================================== |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3956 | @ Function Name |
| 3957 | dxeTXEventHandler |
| 3958 | |
| 3959 | @ Description |
| 3960 | If DXE HW sends TX related interrupt, this event handler will be called |
| 3961 | Handle higher priority channel first |
| 3962 | Figureout why interrupt happen and call appropriate final even handler |
| 3963 | TX complete or error happen |
| 3964 | |
| 3965 | @ Parameters |
| 3966 | void *msgPtr |
| 3967 | Even MSG |
| 3968 | |
| 3969 | @ Return |
| 3970 | PAL_STATUS_T |
| 3971 | ===========================================================================*/ |
| 3972 | void dxeTXEventHandler |
| 3973 | ( |
| 3974 | wpt_msg *msgPtr |
| 3975 | ) |
| 3976 | { |
| 3977 | wpt_msg *msgContent = (wpt_msg *)msgPtr; |
| 3978 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
| 3979 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 3980 | wpt_uint32 intSrc = 0; |
| 3981 | wpt_uint32 chStat = 0; |
| 3982 | WLANDXE_ChannelCBType *channelCb = NULL; |
| 3983 | |
Madan Mohan Koyyalamudi | 48e375a | 2012-09-24 13:19:17 -0700 | [diff] [blame] | 3984 | wpt_uint8 bEnableISR = 0; |
Madan Mohan Koyyalamudi | dfd6aa8 | 2012-10-18 20:18:43 -0700 | [diff] [blame] | 3985 | static wpt_uint8 successiveIntWithIMPS; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3986 | |
| 3987 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 3988 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 3989 | |
| 3990 | dxeCtxt = (WLANDXE_CtrlBlkType *)(msgContent->pContext); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 3991 | dxeCtxt->ucTxMsgCnt = 0; |
| 3992 | |
| 3993 | if(eWLAN_PAL_TRUE == dxeCtxt->driverReloadInProcessing) |
| 3994 | { |
| 3995 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 3996 | "wlan: TX COMP WLAN Driver re-loading in progress"); |
| 3997 | return; |
| 3998 | } |
| 3999 | |
Sravan Kumar Kairam | 8bbda36 | 2015-10-06 11:51:14 +0530 | [diff] [blame] | 4000 | /* Read whole interrupt mask register and exclusive only this channel int */ |
| 4001 | status = wpalReadRegister(WLANDXE_INT_SRC_RAW_ADDRESS, |
| 4002 | &intSrc); |
| 4003 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4004 | { |
| 4005 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4006 | "dxeTXCompleteEventHandler Read INT_DONE_SRC register fail"); |
| 4007 | return; |
| 4008 | } |
| 4009 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_MED, |
| 4010 | "TX Event Handler INT Source 0x%x", intSrc); |
| 4011 | |
| 4012 | dxeEnvBlk.txCmpIntChanlSrc = intSrc&0xFF; |
| 4013 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4014 | /* Return from here if the RIVA is in IMPS, to avoid register access */ |
| 4015 | if(WLANDXE_POWER_STATE_IMPS == dxeCtxt->hostPowerState) |
| 4016 | { |
Madan Mohan Koyyalamudi | 48e375a | 2012-09-24 13:19:17 -0700 | [diff] [blame] | 4017 | successiveIntWithIMPS++; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 4018 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 48e375a | 2012-09-24 13:19:17 -0700 | [diff] [blame] | 4019 | "dxeTXEventHandler IMPS TX COMP INT successiveIntWithIMPS %d", successiveIntWithIMPS); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 4020 | status = dxeTXCompFrame(dxeCtxt, &dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI]); |
| 4021 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4022 | { |
| 4023 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 48e375a | 2012-09-24 13:19:17 -0700 | [diff] [blame] | 4024 | "dxeTXEventHandler IMPS HC COMP interrupt fail"); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 4025 | } |
Madan Mohan Koyyalamudi | 1bed598 | 2012-10-22 14:38:06 -0700 | [diff] [blame] | 4026 | |
Madan Mohan Koyyalamudi | 48e375a | 2012-09-24 13:19:17 -0700 | [diff] [blame] | 4027 | status = dxeTXCompFrame(dxeCtxt, &dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI]); |
| 4028 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4029 | { |
| 4030 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4031 | "dxeTXEventHandler IMPS LC COMP interrupt fail"); |
| 4032 | } |
| 4033 | |
| 4034 | if(((dxeCtxt->txCompletedFrames) && |
| 4035 | (eWLAN_PAL_FALSE == dxeCtxt->txIntEnable)) && |
| 4036 | (successiveIntWithIMPS == 1)) |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 4037 | { |
| 4038 | dxeCtxt->txIntEnable = eWLAN_PAL_TRUE; |
| 4039 | wpalEnableInterrupt(DXE_INTERRUPT_TX_COMPLE); |
| 4040 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 4041 | "TX COMP INT Enabled, remain TX frame count on ring %d", |
| 4042 | dxeCtxt->txCompletedFrames); |
Sravan Kumar Kairam | 8bbda36 | 2015-10-06 11:51:14 +0530 | [diff] [blame] | 4043 | |
| 4044 | dxeEnvBlk.txCmpIntChanlSrc = 0; |
| 4045 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 4046 | /*Kicking the DXE after the TX Complete interrupt was enabled - to avoid |
| 4047 | the posibility of a race*/ |
| 4048 | dxePsComplete(dxeCtxt, eWLAN_PAL_TRUE); |
| 4049 | } |
Madan Mohan Koyyalamudi | 48e375a | 2012-09-24 13:19:17 -0700 | [diff] [blame] | 4050 | else |
| 4051 | { |
| 4052 | dxeCtxt->txIntEnable = eWLAN_PAL_FALSE; |
| 4053 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4054 | "TX COMP INT NOT Enabled, RIVA still wake up? remain TX frame count on ring %d, successiveIntWithIMPS %d", |
| 4055 | dxeCtxt->txCompletedFrames, successiveIntWithIMPS); |
| 4056 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4057 | return; |
| 4058 | } |
| 4059 | |
Madan Mohan Koyyalamudi | 48e375a | 2012-09-24 13:19:17 -0700 | [diff] [blame] | 4060 | successiveIntWithIMPS = 0; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4061 | if((!dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI].extraConfig.chEnabled) || |
| 4062 | (!dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI].extraConfig.chEnabled)) |
| 4063 | { |
| 4064 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4065 | "DXE already stopped in TX event handler. Just return"); |
| 4066 | return; |
| 4067 | } |
| 4068 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4069 | /* Test High Priority Channel is the INT source or not */ |
| 4070 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI]; |
| 4071 | if(intSrc & (1 << channelCb->assignedDMAChannel)) |
| 4072 | { |
| 4073 | status = dxeChannelCleanInt(channelCb, &chStat); |
| 4074 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4075 | { |
| 4076 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4077 | "dxeTXEventHandler INT Clean up fail"); |
| 4078 | return; |
| 4079 | } |
| 4080 | |
| 4081 | if(WLANDXE_CH_STAT_INT_ERR_MASK & chStat) |
| 4082 | { |
| 4083 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 4084 | "%11s : 0x%x Error Reported, Reload Driver", |
| 4085 | channelType[channelCb->channelType], chStat); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 4086 | |
Mihir Shete | dfc33ec | 2014-10-15 13:14:38 +0530 | [diff] [blame] | 4087 | if (eWLAN_PAL_STATUS_SUCCESS != |
| 4088 | dxeErrHandler(channelCb, chStat)) |
| 4089 | { |
| 4090 | dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE; |
| 4091 | wpalWlanReload(); |
| 4092 | dxeStartSSRTimer(dxeCtxt); |
| 4093 | } |
| 4094 | bEnableISR = 1; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4095 | } |
| 4096 | else if(WLANDXE_CH_STAT_INT_DONE_MASK & chStat) |
| 4097 | { |
| 4098 | /* Handle TX complete for high priority channel */ |
| 4099 | status = dxeTXCompFrame(dxeCtxt, |
| 4100 | channelCb); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 4101 | bEnableISR = 1; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4102 | } |
| 4103 | else if(WLANDXE_CH_STAT_INT_ED_MASK & chStat) |
| 4104 | { |
| 4105 | /* Handle TX complete for high priority channel */ |
| 4106 | status = dxeTXCompFrame(dxeCtxt, |
| 4107 | channelCb); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 4108 | bEnableISR = 1; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4109 | } |
| 4110 | else |
| 4111 | { |
| 4112 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4113 | "dxeTXEventHandler TX HI status=%x", chStat); |
| 4114 | } |
| 4115 | |
| 4116 | if(WLANDXE_CH_STAT_MASKED_MASK & chStat) |
| 4117 | { |
| 4118 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_HIGH, |
| 4119 | "dxeTXEventHandler TX HIGH Channel Masked Unmask it!!!!"); |
| 4120 | } |
| 4121 | |
| 4122 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_HIGH, |
| 4123 | "TX HIGH STAT 0x%x RESRVD %d", chStat, channelCb->numRsvdDesc); |
| 4124 | } |
| 4125 | |
| 4126 | /* Test Low Priority Channel interrupt is enabled or not */ |
| 4127 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI]; |
| 4128 | if(intSrc & (1 << channelCb->assignedDMAChannel)) |
| 4129 | { |
| 4130 | status = dxeChannelCleanInt(channelCb, &chStat); |
| 4131 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4132 | { |
| 4133 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4134 | "dxeTXEventHandler INT Clean up fail"); |
| 4135 | return; |
| 4136 | } |
| 4137 | |
| 4138 | if(WLANDXE_CH_STAT_INT_ERR_MASK & chStat) |
| 4139 | { |
| 4140 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 4141 | "%11s : 0x%x Error Reported, Reload Driver", |
| 4142 | channelType[channelCb->channelType], chStat); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 4143 | |
Mihir Shete | dfc33ec | 2014-10-15 13:14:38 +0530 | [diff] [blame] | 4144 | if (eWLAN_PAL_STATUS_SUCCESS != |
| 4145 | dxeErrHandler(channelCb, chStat)) |
| 4146 | { |
| 4147 | dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE; |
| 4148 | wpalWlanReload(); |
| 4149 | dxeStartSSRTimer(dxeCtxt); |
| 4150 | } |
| 4151 | bEnableISR = 1; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4152 | } |
| 4153 | else if(WLANDXE_CH_STAT_INT_DONE_MASK & chStat) |
| 4154 | { |
| 4155 | /* Handle TX complete for low priority channel */ |
| 4156 | status = dxeTXCompFrame(dxeCtxt, |
| 4157 | channelCb); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 4158 | bEnableISR = 1; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4159 | } |
| 4160 | else if(WLANDXE_CH_STAT_INT_ED_MASK & chStat) |
| 4161 | { |
| 4162 | /* Handle TX complete for low priority channel */ |
| 4163 | status = dxeTXCompFrame(dxeCtxt, |
| 4164 | channelCb); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 4165 | bEnableISR = 1; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4166 | } |
| 4167 | else |
| 4168 | { |
| 4169 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4170 | "dxeTXEventHandler TX LO status=%x", chStat); |
| 4171 | } |
| 4172 | |
| 4173 | if(WLANDXE_CH_STAT_MASKED_MASK & chStat) |
| 4174 | { |
| 4175 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_HIGH, |
| 4176 | "dxeTXEventHandler TX Low Channel Masked Unmask it!!!!"); |
| 4177 | } |
| 4178 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
| 4179 | "TX LOW STAT 0x%x RESRVD %d", chStat, channelCb->numRsvdDesc); |
| 4180 | } |
| 4181 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4182 | if((bEnableISR || (dxeCtxt->txCompletedFrames)) && |
| 4183 | (eWLAN_PAL_FALSE == dxeCtxt->txIntEnable)) |
| 4184 | { |
| 4185 | dxeCtxt->txIntEnable = eWLAN_PAL_TRUE; |
| 4186 | wpalEnableInterrupt(DXE_INTERRUPT_TX_COMPLE); |
Madan Mohan Koyyalamudi | de2f8ab | 2012-11-08 15:08:14 -0800 | [diff] [blame] | 4187 | if(0 != dxeCtxt->txCompletedFrames) |
| 4188 | { |
| 4189 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 4190 | "TX COMP INT Enabled, remain TX frame count on ring %d", |
| 4191 | dxeCtxt->txCompletedFrames); |
| 4192 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4193 | } |
| 4194 | |
Sravan Kumar Kairam | a8269e7 | 2015-11-06 12:13:24 +0530 | [diff] [blame] | 4195 | if(eWLAN_PAL_TRUE == dxeCtxt->txIntEnable) |
| 4196 | DXTRACE(dxeTrace(WLANDXE_DMA_CHANNEL_MAX, TRACE_TXINT_STATE, |
| 4197 | TRACE_WLANDXE_VAR_ENABLE)); |
| 4198 | |
Sravan Kumar Kairam | 8bbda36 | 2015-10-06 11:51:14 +0530 | [diff] [blame] | 4199 | dxeEnvBlk.txCmpIntChanlSrc = 0; |
| 4200 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4201 | /*Kicking the DXE after the TX Complete interrupt was enabled - to avoid |
| 4202 | the posibility of a race*/ |
| 4203 | dxePsComplete(dxeCtxt, eWLAN_PAL_TRUE); |
| 4204 | |
| 4205 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 4206 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4207 | return; |
| 4208 | } |
| 4209 | |
| 4210 | |
| 4211 | /*========================================================================== |
| 4212 | @ Function Name |
| 4213 | dxeTXCompleteProcessing |
| 4214 | |
| 4215 | @ Description |
| 4216 | If DXE HW sends TX related interrupt, this event handler will be called |
| 4217 | Handle higher priority channel first |
| 4218 | Figureout why interrupt happen and call appropriate final even handler |
| 4219 | TX complete or error happen |
| 4220 | |
| 4221 | @ Parameters |
| 4222 | dxeCtxt DXE context |
| 4223 | |
| 4224 | @ Return |
| 4225 | PAL_STATUS_T |
| 4226 | ===========================================================================*/ |
| 4227 | void dxeTXCompleteProcessing |
| 4228 | ( |
| 4229 | WLANDXE_CtrlBlkType *dxeCtxt |
| 4230 | ) |
| 4231 | { |
| 4232 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 4233 | WLANDXE_ChannelCBType *channelCb = NULL; |
| 4234 | |
| 4235 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 4236 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4237 | |
| 4238 | /* Test High Priority Channel is the INT source or not */ |
| 4239 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI]; |
| 4240 | |
| 4241 | /* Handle TX complete for high priority channel */ |
| 4242 | status = dxeTXCompFrame(dxeCtxt, channelCb); |
| 4243 | |
| 4244 | /* Test Low Priority Channel interrupt is enabled or not */ |
| 4245 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI]; |
| 4246 | |
| 4247 | /* Handle TX complete for low priority channel */ |
| 4248 | status = dxeTXCompFrame(dxeCtxt, channelCb); |
| 4249 | |
| 4250 | if((eWLAN_PAL_FALSE == dxeCtxt->txIntEnable) && |
| 4251 | ((dxeCtxt->txCompletedFrames > 0) || |
| 4252 | (WLANDXE_POWER_STATE_FULL == dxeCtxt->hostPowerState))) |
| 4253 | { |
| 4254 | dxeCtxt->txIntEnable = eWLAN_PAL_TRUE; |
| 4255 | wpalEnableInterrupt(DXE_INTERRUPT_TX_COMPLE); |
| 4256 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 4257 | "%s %s : %d, %s : %d", __func__, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4258 | channelType[dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI].channelType], |
| 4259 | dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_HIGH_PRI].numRsvdDesc, |
| 4260 | channelType[dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI].channelType], |
| 4261 | dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI].numRsvdDesc); |
Leo Chang | ac1d361 | 2013-07-01 15:15:51 -0700 | [diff] [blame] | 4262 | |
| 4263 | if((WLANDXE_POWER_STATE_FULL != dxeCtxt->hostPowerState) && |
| 4264 | (eWLAN_PAL_FALSE == tempDxeCtrlBlk->smsmToggled)) |
| 4265 | { |
| 4266 | /* After TX Comp processing, still remaining frame on the DXE TX ring |
| 4267 | * And when push frame, RING was not empty marked |
| 4268 | * Then when push frame, no SMSM toggle happen |
| 4269 | * To avoid permanent TX stall, SMSM toggle is needed at here |
| 4270 | * With this toggle, host should gaurantee SMSM state should be changed */ |
Karthick S | 3982307 | 2015-07-08 18:16:41 +0530 | [diff] [blame] | 4271 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 4272 | dxeNotifySmsm(eWLAN_PAL_TRUE, eWLAN_PAL_FALSE); |
Leo Chang | ac1d361 | 2013-07-01 15:15:51 -0700 | [diff] [blame] | 4273 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4274 | } |
| 4275 | |
| 4276 | /*Kicking the DXE after the TX Complete interrupt was enabled - to avoid |
| 4277 | the posibility of a race*/ |
| 4278 | dxePsComplete(dxeCtxt, eWLAN_PAL_FALSE); |
| 4279 | |
| 4280 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 4281 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4282 | return; |
| 4283 | } |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 4284 | |
| 4285 | /*========================================================================== |
| 4286 | @ Function Name |
| 4287 | dxeTXReSyncDesc |
| 4288 | |
| 4289 | @ Description |
| 4290 | When STA comeout from IMPS, check DXE TX next transfer candidate descriptor |
| 4291 | And HW programmed descriptor. |
| 4292 | If any async happen between HW/SW TX stall will happen |
| 4293 | |
| 4294 | @ Parameters |
| 4295 | void *msgPtr |
| 4296 | Message pointer to sync with TX thread |
| 4297 | |
| 4298 | @ Return |
| 4299 | NONE |
| 4300 | ===========================================================================*/ |
| 4301 | void dxeTXReSyncDesc |
| 4302 | ( |
| 4303 | wpt_msg *msgPtr |
| 4304 | ) |
| 4305 | { |
| 4306 | wpt_msg *msgContent = (wpt_msg *)msgPtr; |
| 4307 | WLANDXE_CtrlBlkType *pDxeCtrlBlk; |
| 4308 | wpt_uint32 nextDescReg; |
| 4309 | WLANDXE_ChannelCBType *channelEntry; |
| 4310 | WLANDXE_DescCtrlBlkType *validCtrlBlk; |
| 4311 | wpt_uint32 descLoop; |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 4312 | wpt_uint32 channelLoop; |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 4313 | |
| 4314 | if(NULL == msgContent) |
| 4315 | { |
| 4316 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4317 | "dxeTXReSyncDesc Invalid Control Block"); |
| 4318 | return; |
| 4319 | } |
| 4320 | |
| 4321 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 4322 | "dxeTXReSyncDesc Try to re-sync TX channel if any problem"); |
| 4323 | pDxeCtrlBlk = (WLANDXE_CtrlBlkType *)(msgContent->pContext); |
| 4324 | |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 4325 | 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] | 4326 | { |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 4327 | channelEntry = &pDxeCtrlBlk->dxeChannel[channelLoop]; |
| 4328 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 4329 | "%11s : Try to detect TX descriptor async", channelType[channelEntry->channelType]); |
| 4330 | wpalReadRegister(channelEntry->channelRegister.chDXEDesclRegAddr, |
| 4331 | &nextDescReg); |
| 4332 | /* Async detect without TX pending frame */ |
| 4333 | if(channelEntry->tailCtrlBlk == channelEntry->headCtrlBlk) |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 4334 | { |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 4335 | if(nextDescReg != channelEntry->tailCtrlBlk->linkedDescPhyAddr) |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 4336 | { |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 4337 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 4338 | "TX Async no Pending frame"); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 4339 | |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 4340 | dxeChannelMonitor("!!! TX Async no Pending frame !!!", channelEntry, NULL); |
| 4341 | dxeChannelRegisterDump(channelEntry, "!!! TX Async no Pending frame !!!", NULL); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 4342 | |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 4343 | wpalWriteRegister(channelEntry->channelRegister.chDXEDesclRegAddr, |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 4344 | channelEntry->tailCtrlBlk->linkedDescPhyAddr); |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 4345 | } |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 4346 | } |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 4347 | /* Async detect with some TX pending frames |
| 4348 | * next descriptor register should sync with first valid descriptor */ |
| 4349 | else |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 4350 | { |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 4351 | validCtrlBlk = channelEntry->tailCtrlBlk; |
| 4352 | for(descLoop = 0; descLoop < channelEntry->numDesc; descLoop++) |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 4353 | { |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 4354 | if(validCtrlBlk->linkedDesc->descCtrl.ctrl & WLANDXE_DESC_CTRL_VALID) |
| 4355 | { |
| 4356 | if(nextDescReg != validCtrlBlk->linkedDescPhyAddr) |
| 4357 | { |
| 4358 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 4359 | "TX Async"); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 4360 | |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 4361 | dxeChannelMonitor("!!! TX Async !!!", channelEntry, NULL); |
| 4362 | dxeChannelRegisterDump(channelEntry, "!!! TX Async !!!", NULL); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 4363 | |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 4364 | wpalWriteRegister(channelEntry->channelRegister.chDXEDesclRegAddr, |
| 4365 | validCtrlBlk->linkedDescPhyAddr); |
| 4366 | } |
| 4367 | break; |
| 4368 | } |
| 4369 | validCtrlBlk = (WLANDXE_DescCtrlBlkType *)validCtrlBlk->nextCtrlBlk; |
| 4370 | if(validCtrlBlk == channelEntry->headCtrlBlk->nextCtrlBlk) |
| 4371 | { |
| 4372 | /* Finished to test till head control blcok, but could not find valid descriptor |
| 4373 | * from head to tail all descriptors are invalidated |
| 4374 | * host point of view head descriptor is next TX candidate |
| 4375 | * So, next descriptor control have to be programmed with head descriptor |
| 4376 | * check */ |
| 4377 | if(nextDescReg != channelEntry->headCtrlBlk->linkedDescPhyAddr) |
| 4378 | { |
| 4379 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Jeff Johnson | ab79c8d | 2012-12-10 14:30:13 -0800 | [diff] [blame] | 4380 | "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] | 4381 | |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 4382 | dxeChannelMonitor("!!! TX Async !!!", channelEntry, NULL); |
| 4383 | dxeChannelRegisterDump(channelEntry, "!!! TX Async !!!", NULL); |
Madan Mohan Koyyalamudi | 6208028 | 2013-08-05 12:51:17 +0530 | [diff] [blame] | 4384 | |
Madan Mohan Koyyalamudi | 01d7c53 | 2012-10-15 15:49:02 -0700 | [diff] [blame] | 4385 | wpalWriteRegister(channelEntry->channelRegister.chDXEDesclRegAddr, |
| 4386 | validCtrlBlk->linkedDescPhyAddr); |
| 4387 | } |
| 4388 | break; |
| 4389 | } |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 4390 | } |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 4391 | } |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 4392 | } |
| 4393 | |
Madan Mohan Koyyalamudi | 5f57c10 | 2012-10-15 15:52:54 -0700 | [diff] [blame] | 4394 | /* HW/SW descriptor resync is done. |
| 4395 | * Next if there are any valid descriptor in chain, Push to HW again */ |
| 4396 | for(channelLoop = WDTS_CHANNEL_TX_LOW_PRI; channelLoop < WDTS_CHANNEL_RX_LOW_PRI; channelLoop++) |
| 4397 | { |
| 4398 | channelEntry = &pDxeCtrlBlk->dxeChannel[channelLoop]; |
| 4399 | if(channelEntry->tailCtrlBlk == channelEntry->headCtrlBlk) |
| 4400 | { |
| 4401 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 4402 | "%11s : No TX Pending frame", |
| 4403 | channelType[channelEntry->channelType]); |
| 4404 | /* No Pending frame, Do nothing */ |
| 4405 | } |
| 4406 | else |
| 4407 | { |
| 4408 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 4409 | "%11s : TX Pending frame, process it", |
| 4410 | channelType[channelEntry->channelType]); |
| 4411 | validCtrlBlk = channelEntry->tailCtrlBlk; |
| 4412 | for(descLoop = 0; descLoop < channelEntry->numDesc; descLoop++) |
| 4413 | { |
| 4414 | if(validCtrlBlk->linkedDesc->descCtrl.ctrl & WLANDXE_DESC_CTRL_VALID) |
| 4415 | { |
| 4416 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 4417 | "%11s : when exit IMPS found valid descriptor", |
| 4418 | channelType[channelEntry->channelType]); |
| 4419 | |
| 4420 | /* Found valid descriptor, kick DXE */ |
| 4421 | wpalWriteRegister(channelEntry->channelRegister.chDXECtrlRegAddr, |
| 4422 | channelEntry->extraConfig.chan_mask); |
| 4423 | break; |
| 4424 | } |
| 4425 | validCtrlBlk = (WLANDXE_DescCtrlBlkType *)validCtrlBlk->nextCtrlBlk; |
| 4426 | if(validCtrlBlk == channelEntry->headCtrlBlk->nextCtrlBlk) |
| 4427 | { |
| 4428 | /* Finished to test till head control blcok, but could not find valid descriptor |
| 4429 | * from head to tail all descriptors are invalidated */ |
| 4430 | break; |
| 4431 | } |
| 4432 | } |
| 4433 | } |
| 4434 | } |
| 4435 | |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 4436 | wpalMemoryFree(msgPtr); |
| 4437 | return; |
| 4438 | } |
| 4439 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4440 | /*========================================================================== |
Mihir Shete | 40a5565 | 2014-03-02 14:14:47 +0530 | [diff] [blame] | 4441 | @ Function Name |
| 4442 | dxeDebugTxDescReSync |
| 4443 | |
| 4444 | @ Description |
| 4445 | Check DXE Tx channel state and correct it in |
| 4446 | case Tx Data stall is detected by calling |
| 4447 | %dxeTXReSyncDesc. Also ensure that WCN SS |
| 4448 | is not power collapsed before calling |
| 4449 | %dxeTXReSyncDesc |
| 4450 | |
| 4451 | @ Parameters |
| 4452 | void *msgPtr |
| 4453 | Message pointer to sync with TX thread |
| 4454 | |
| 4455 | @ Return |
| 4456 | NONE |
| 4457 | ===========================================================================*/ |
| 4458 | void dxeDebugTxDescReSync |
| 4459 | ( |
| 4460 | wpt_msg *msgPtr |
| 4461 | ) |
| 4462 | { |
| 4463 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4464 | "%s: Check for DXE TX Async",__func__); |
| 4465 | /* Make wake up HW */ |
| 4466 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 4467 | dxeNotifySmsm(eWLAN_PAL_TRUE, eWLAN_PAL_FALSE); |
| 4468 | |
| 4469 | wpalSleep(10); |
| 4470 | |
| 4471 | dxeTXReSyncDesc(msgPtr); |
| 4472 | } |
| 4473 | /*========================================================================== |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4474 | @ Function Name |
| 4475 | dxeTXISR |
| 4476 | |
| 4477 | @ Description |
| 4478 | TX interrupt ISR |
| 4479 | Platform will call this function if INT is happen |
| 4480 | This function must be registered into platform interrupt module |
| 4481 | |
| 4482 | @ Parameters |
| 4483 | void *hostCtxt |
| 4484 | DXE host driver control context, |
| 4485 | pre registerd during interrupt registration |
| 4486 | |
| 4487 | @ Return |
| 4488 | PAL_STATUS_T |
| 4489 | ===========================================================================*/ |
| 4490 | static void dxeTXISR |
| 4491 | ( |
| 4492 | void *hostCtxt |
| 4493 | ) |
| 4494 | { |
Sravan Kumar Kairam | a8269e7 | 2015-11-06 12:13:24 +0530 | [diff] [blame] | 4495 | WLANDXE_CtrlBlkType *dxeCtxt = (WLANDXE_CtrlBlkType *)hostCtxt; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4496 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
Sravan Kumar Kairam | a8269e7 | 2015-11-06 12:13:24 +0530 | [diff] [blame] | 4497 | wpt_uint32 intSrc = 0; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4498 | |
| 4499 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 4500 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4501 | |
| 4502 | /* 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] | 4503 | if(WLANDXE_POWER_STATE_DOWN == dxeCtxt->hostPowerState) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4504 | { |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 4505 | dxeCtxt->txIntEnable = eWLAN_PAL_FALSE; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4506 | /* Disable interrupt at here, |
| 4507 | IMPS or IMPS Pending state should not access RIVA register */ |
| 4508 | status = wpalDisableInterrupt(DXE_INTERRUPT_TX_COMPLE); |
| 4509 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4510 | { |
| 4511 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4512 | "dxeRXFrameReadyISR Disable RX ready interrupt fail"); |
| 4513 | return; |
| 4514 | } |
| 4515 | dxeCtxt->txIntDisabledByIMPS = eWLAN_PAL_TRUE; |
| 4516 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 4517 | "%s Riva is in %d, return from here ", __func__, dxeCtxt->hostPowerState); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4518 | return; |
| 4519 | } |
| 4520 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4521 | /* Disable TX Complete Interrupt at here */ |
| 4522 | status = wpalDisableInterrupt(DXE_INTERRUPT_TX_COMPLE); |
| 4523 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4524 | { |
| 4525 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4526 | "dxeTXCompISR Disable TX complete interrupt fail"); |
| 4527 | return; |
| 4528 | } |
| 4529 | dxeCtxt->txIntEnable = eWLAN_PAL_FALSE; |
| 4530 | |
Sravan Kumar Kairam | a8269e7 | 2015-11-06 12:13:24 +0530 | [diff] [blame] | 4531 | wpalReadRegister(WLANDXE_INT_SRC_RAW_ADDRESS, |
| 4532 | &intSrc); |
| 4533 | /* intSrc which holds the INT_SRC_RAW_ADDRESS reg value |
| 4534 | While debugging crash dump convert to power of 2 for channel type */ |
| 4535 | DXTRACE(dxeTrace(intSrc, TRACE_TXINT_STATE, TRACE_WLANDXE_VAR_DISABLE)); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4536 | |
| 4537 | if( dxeCtxt->ucTxMsgCnt ) |
| 4538 | { |
| 4539 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
| 4540 | "Avoiding serializing TX Complete event"); |
| 4541 | return; |
| 4542 | } |
Sravan Kumar Kairam | a8269e7 | 2015-11-06 12:13:24 +0530 | [diff] [blame] | 4543 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4544 | dxeCtxt->ucTxMsgCnt = 1; |
| 4545 | |
| 4546 | /* Serialize TX complete interrupt upon TX thread */ |
Manjunathappa Prakash | fb58546 | 2013-12-23 19:07:07 -0800 | [diff] [blame] | 4547 | if(NULL == dxeCtxt->txIsrMsg) |
| 4548 | { |
| 4549 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 4550 | "Invalid message"); |
| 4551 | HDXE_ASSERT(0); |
| 4552 | return; |
| 4553 | } |
Sravan Kumar Kairam | a8269e7 | 2015-11-06 12:13:24 +0530 | [diff] [blame] | 4554 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4555 | status = wpalPostTxMsg(WDI_GET_PAL_CTX(), |
| 4556 | dxeCtxt->txIsrMsg); |
| 4557 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4558 | { |
| 4559 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 4560 | "dxeTXCompISR interrupt serialize fail status=%d", status); |
| 4561 | } |
| 4562 | |
| 4563 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 4564 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4565 | return; |
| 4566 | } |
| 4567 | |
Sravan Kumar Kairam | a8269e7 | 2015-11-06 12:13:24 +0530 | [diff] [blame] | 4568 | /*========================================================================== |
| 4569 | @ Function Name |
| 4570 | dxeTraceInit |
| 4571 | |
| 4572 | @ Description |
| 4573 | Initialize the DXTRACE when enabled |
| 4574 | |
| 4575 | @ Parameters |
| 4576 | NONE |
| 4577 | |
| 4578 | @ Return |
| 4579 | NONE |
| 4580 | ===========================================================================*/ |
| 4581 | void dxeTraceInit(void) |
| 4582 | { |
| 4583 | gdxeTraceData.head = INVALID_VOS_TRACE_ADDR; |
| 4584 | gdxeTraceData.tail = INVALID_VOS_TRACE_ADDR; |
| 4585 | gdxeTraceData.num = 0; |
| 4586 | gdxeTraceData.enable = eWLAN_PAL_TRUE; |
| 4587 | } |
| 4588 | |
| 4589 | /*========================================================================== |
| 4590 | @ Function Name |
| 4591 | dxeTrace |
| 4592 | |
| 4593 | @ Description |
| 4594 | puts the messages in to ring-buffer |
| 4595 | |
| 4596 | @ Parameters |
| 4597 | v_U8_t chan |
| 4598 | Rx/Tx path record |
| 4599 | v_U8_t code |
| 4600 | Rx/Tx Event |
| 4601 | v_U32_t data |
| 4602 | Actual message contents |
| 4603 | @ Return |
| 4604 | NONE |
| 4605 | ===========================================================================*/ |
| 4606 | void dxeTrace(v_U8_t chan, v_U8_t code, v_U32_t data) |
| 4607 | { |
| 4608 | pdxeTraceRecord rec = NULL; |
| 4609 | unsigned long flags; |
| 4610 | |
| 4611 | if (!gdxeTraceData.enable) |
| 4612 | { |
| 4613 | return; |
| 4614 | } |
| 4615 | |
| 4616 | /* Aquire the lock and only one thread can access the buffer at a time */ |
| 4617 | spin_lock_irqsave(&dtraceLock, flags); |
| 4618 | |
| 4619 | gdxeTraceData.num++; |
| 4620 | |
| 4621 | if (gdxeTraceData.num > MAX_DXE_TRACE_RECORDS) |
| 4622 | { |
| 4623 | gdxeTraceData.num = MAX_DXE_TRACE_RECORDS; |
| 4624 | } |
| 4625 | if (INVALID_VOS_TRACE_ADDR == gdxeTraceData.head) |
| 4626 | { |
| 4627 | /* first record */ |
| 4628 | gdxeTraceData.head = 0; |
| 4629 | gdxeTraceData.tail = 0; |
| 4630 | } |
| 4631 | else |
| 4632 | { |
| 4633 | /* queue is not empty */ |
| 4634 | v_U32_t tail = gdxeTraceData.tail + 1; |
| 4635 | if (MAX_DXE_TRACE_RECORDS == tail) |
| 4636 | { |
| 4637 | tail = 0; |
| 4638 | } |
| 4639 | if (gdxeTraceData.head == tail) |
| 4640 | { |
| 4641 | /* full */ |
| 4642 | if (MAX_DXE_TRACE_RECORDS == ++gdxeTraceData.head) |
| 4643 | { |
| 4644 | gdxeTraceData.head = 0; |
| 4645 | } |
| 4646 | } |
| 4647 | gdxeTraceData.tail = tail; |
| 4648 | } |
| 4649 | |
| 4650 | rec = &gdxeTraceTbl[gdxeTraceData.tail]; |
| 4651 | rec->code = code; |
| 4652 | rec->data = data; |
| 4653 | rec->time = vos_timer_get_system_time(); |
| 4654 | rec->chan = chan; |
| 4655 | |
| 4656 | spin_unlock_irqrestore(&dtraceLock, flags); |
| 4657 | } |
| 4658 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4659 | /*------------------------------------------------------------------------- |
| 4660 | * Global Function |
| 4661 | *-------------------------------------------------------------------------*/ |
| 4662 | /*========================================================================== |
| 4663 | @ Function Name |
| 4664 | WLANDXE_Open |
| 4665 | |
| 4666 | @ Description |
| 4667 | Open host DXE driver, allocate DXE resources |
| 4668 | Allocate, DXE local control block, DXE descriptor pool, DXE descriptor control block pool |
| 4669 | |
| 4670 | @ Parameters |
Jeff Johnson | a8a1a48 | 2012-12-12 16:49:33 -0800 | [diff] [blame] | 4671 | pVoid pAdapter : Driver global control block pointer |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4672 | |
| 4673 | @ Return |
| 4674 | pVoid DXE local module control block pointer |
| 4675 | ===========================================================================*/ |
| 4676 | void *WLANDXE_Open |
| 4677 | ( |
| 4678 | void |
| 4679 | ) |
| 4680 | { |
| 4681 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 4682 | unsigned int idx; |
| 4683 | WLANDXE_ChannelCBType *currentChannel = NULL; |
| 4684 | int smsmInitState; |
Mihir Shete | be94ebb | 2015-05-26 12:07:14 +0530 | [diff] [blame] | 4685 | wpt_uint8 chanMask = WDTS_TRANSPORT_CHANNELS_MASK; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4686 | |
| 4687 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 4688 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4689 | |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 4690 | if (wpalIsFwLoggingEnabled()) |
| 4691 | { |
Mihir Shete | be94ebb | 2015-05-26 12:07:14 +0530 | [diff] [blame] | 4692 | chanMask |= WDTS_RX_LOG_CHANNEL_MASK; |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 4693 | } |
Mihir Shete | be94ebb | 2015-05-26 12:07:14 +0530 | [diff] [blame] | 4694 | |
| 4695 | if (wpalIsFwEvLoggingEnabled()) |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 4696 | { |
Mihir Shete | be94ebb | 2015-05-26 12:07:14 +0530 | [diff] [blame] | 4697 | chanMask |= WDTS_RX_FW_LOG_CHANNEL_MASK; |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 4698 | } |
Mihir Shete | be94ebb | 2015-05-26 12:07:14 +0530 | [diff] [blame] | 4699 | dxeSetEnabledChannels(chanMask); |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 4700 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4701 | /* This is temporary allocation */ |
| 4702 | tempDxeCtrlBlk = (WLANDXE_CtrlBlkType *)wpalMemoryAllocate(sizeof(WLANDXE_CtrlBlkType)); |
| 4703 | if(NULL == tempDxeCtrlBlk) |
| 4704 | { |
| 4705 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4706 | "WLANDXE_Open Control Block Alloc Fail"); |
| 4707 | return NULL; |
| 4708 | } |
| 4709 | wpalMemoryZero(tempDxeCtrlBlk, sizeof(WLANDXE_CtrlBlkType)); |
| 4710 | |
jagadeesh | f869bba | 2015-04-07 20:06:21 +0530 | [diff] [blame] | 4711 | dxeCommonDefaultConfig(tempDxeCtrlBlk); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4712 | |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 4713 | foreach_valid_channel(idx) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4714 | { |
| 4715 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 4716 | "WLANDXE_Open Channel %s Open Start", channelType[idx]); |
| 4717 | currentChannel = &tempDxeCtrlBlk->dxeChannel[idx]; |
Mihir Shete | be94ebb | 2015-05-26 12:07:14 +0530 | [diff] [blame] | 4718 | currentChannel->channelType = idx; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4719 | |
| 4720 | /* Config individual channels from channel default setup table */ |
| 4721 | status = dxeChannelDefaultConfig(tempDxeCtrlBlk, |
| 4722 | currentChannel); |
| 4723 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4724 | { |
| 4725 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4726 | "WLANDXE_Open Channel Basic Configuration Fail for channel %d", idx); |
| 4727 | WLANDXE_Close(tempDxeCtrlBlk); |
| 4728 | return NULL; |
| 4729 | } |
| 4730 | |
| 4731 | /* Allocate DXE Control Block will be used by host DXE driver */ |
| 4732 | status = dxeCtrlBlkAlloc(tempDxeCtrlBlk, currentChannel); |
| 4733 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4734 | { |
| 4735 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4736 | "WLANDXE_Open Alloc DXE Control Block Fail for channel %d", idx); |
| 4737 | |
| 4738 | WLANDXE_Close(tempDxeCtrlBlk); |
| 4739 | return NULL; |
| 4740 | } |
| 4741 | status = wpalMutexInit(¤tChannel->dxeChannelLock); |
| 4742 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4743 | { |
| 4744 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 4745 | "WLANDXE_Open Lock Init Fail for channel %d", idx); |
| 4746 | WLANDXE_Close(tempDxeCtrlBlk); |
| 4747 | return NULL; |
| 4748 | } |
| 4749 | |
| 4750 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 4751 | "WLANDXE_Open Channel %s Open Success", channelType[idx]); |
| 4752 | } |
| 4753 | |
| 4754 | /* Allocate and Init RX READY ISR Serialize Buffer */ |
| 4755 | tempDxeCtrlBlk->rxIsrMsg = (wpt_msg *)wpalMemoryAllocate(sizeof(wpt_msg)); |
| 4756 | if(NULL == tempDxeCtrlBlk->rxIsrMsg) |
| 4757 | { |
| 4758 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4759 | "WLANDXE_Open Alloc RX ISR Fail"); |
| 4760 | WLANDXE_Close(tempDxeCtrlBlk); |
| 4761 | return NULL; |
| 4762 | } |
| 4763 | wpalMemoryZero(tempDxeCtrlBlk->rxIsrMsg, sizeof(wpt_msg)); |
| 4764 | tempDxeCtrlBlk->rxIsrMsg->callback = dxeRXEventHandler; |
| 4765 | tempDxeCtrlBlk->rxIsrMsg->pContext = (void *)tempDxeCtrlBlk; |
| 4766 | |
| 4767 | /* Allocate and Init TX COMP ISR Serialize Buffer */ |
| 4768 | tempDxeCtrlBlk->txIsrMsg = (wpt_msg *)wpalMemoryAllocate(sizeof(wpt_msg)); |
| 4769 | if(NULL == tempDxeCtrlBlk->txIsrMsg) |
| 4770 | { |
| 4771 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4772 | "WLANDXE_Open Alloc TX ISR Fail"); |
| 4773 | WLANDXE_Close(tempDxeCtrlBlk); |
| 4774 | return NULL; |
| 4775 | } |
| 4776 | wpalMemoryZero(tempDxeCtrlBlk->txIsrMsg, sizeof(wpt_msg)); |
| 4777 | tempDxeCtrlBlk->txIsrMsg->callback = dxeTXEventHandler; |
| 4778 | tempDxeCtrlBlk->txIsrMsg->pContext = (void *)tempDxeCtrlBlk; |
| 4779 | |
| 4780 | /* Allocate and Init RX Packet Available Serialize Message Buffer */ |
| 4781 | tempDxeCtrlBlk->rxPktAvailMsg = (wpt_msg *)wpalMemoryAllocate(sizeof(wpt_msg)); |
| 4782 | if(NULL == tempDxeCtrlBlk->rxPktAvailMsg) |
| 4783 | { |
| 4784 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4785 | "WLANDXE_Open Alloc RX Packet Available Message Fail"); |
| 4786 | WLANDXE_Close(tempDxeCtrlBlk); |
| 4787 | return NULL; |
| 4788 | } |
| 4789 | wpalMemoryZero(tempDxeCtrlBlk->rxPktAvailMsg, sizeof(wpt_msg)); |
| 4790 | tempDxeCtrlBlk->rxPktAvailMsg->callback = dxeRXPacketAvailableEventHandler; |
| 4791 | tempDxeCtrlBlk->rxPktAvailMsg->pContext = (void *)tempDxeCtrlBlk; |
| 4792 | |
| 4793 | tempDxeCtrlBlk->freeRXPacket = NULL; |
| 4794 | tempDxeCtrlBlk->dxeCookie = WLANDXE_CTXT_COOKIE; |
| 4795 | tempDxeCtrlBlk->rxIntDisabledByIMPS = eWLAN_PAL_FALSE; |
| 4796 | tempDxeCtrlBlk->txIntDisabledByIMPS = eWLAN_PAL_FALSE; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 4797 | tempDxeCtrlBlk->driverReloadInProcessing = eWLAN_PAL_FALSE; |
Leo Chang | ac1d361 | 2013-07-01 15:15:51 -0700 | [diff] [blame] | 4798 | tempDxeCtrlBlk->smsmToggled = eWLAN_PAL_FALSE; |
Karthick S | c6ec836 | 2015-08-12 18:18:47 +0530 | [diff] [blame] | 4799 | tempDxeCtrlBlk->smsmRingsEmptyHistogram = 0; |
| 4800 | tempDxeCtrlBlk->smsmDxeHistogram = 0; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4801 | |
| 4802 | /* Initialize SMSM state |
| 4803 | * Init State is |
| 4804 | * Clear TX Enable |
| 4805 | * RING EMPTY STATE */ |
| 4806 | smsmInitState = wpalNotifySmsm(WPAL_SMSM_WLAN_TX_ENABLE, |
| 4807 | WPAL_SMSM_WLAN_TX_RINGS_EMPTY); |
| 4808 | if(0 != smsmInitState) |
| 4809 | { |
| 4810 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4811 | "SMSM Channel init fail %d", smsmInitState); |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 4812 | foreach_valid_channel(idx) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4813 | { |
| 4814 | dxeChannelClose(tempDxeCtrlBlk, &tempDxeCtrlBlk->dxeChannel[idx]); |
| 4815 | } |
Madan Mohan Koyyalamudi | be3597f | 2012-11-15 17:33:55 -0800 | [diff] [blame] | 4816 | wpalMemoryFree(tempDxeCtrlBlk->rxIsrMsg); |
| 4817 | wpalMemoryFree(tempDxeCtrlBlk->txIsrMsg); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4818 | wpalMemoryFree(tempDxeCtrlBlk); |
| 4819 | return NULL; |
| 4820 | } |
| 4821 | |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 4822 | #ifdef WLAN_DXE_LOW_RESOURCE_TIMER |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 4823 | wpalTimerInit(&tempDxeCtrlBlk->rxResourceAvailableTimer, |
| 4824 | dxeRXResourceAvailableTimerExpHandler, |
| 4825 | tempDxeCtrlBlk); |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 4826 | #endif |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 4827 | |
Mihir Shete | fdc9f53 | 2014-01-09 15:03:02 +0530 | [diff] [blame] | 4828 | wpalTimerInit(&tempDxeCtrlBlk->dxeSSRTimer, |
| 4829 | dxeSSRTimerExpHandler, tempDxeCtrlBlk); |
| 4830 | |
Sravan Kumar Kairam | f41f074 | 2015-12-14 16:32:25 +0530 | [diff] [blame] | 4831 | spin_lock_init(&dtraceLock); |
| 4832 | |
Sravan Kumar Kairam | a8269e7 | 2015-11-06 12:13:24 +0530 | [diff] [blame] | 4833 | #ifdef DXE_TRACE |
| 4834 | DXTRACE(dxeTraceInit()); |
| 4835 | #endif |
| 4836 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4837 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 4838 | "WLANDXE_Open Success"); |
| 4839 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 4840 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4841 | return (void *)tempDxeCtrlBlk; |
| 4842 | } |
| 4843 | |
| 4844 | /*========================================================================== |
| 4845 | @ Function Name |
| 4846 | WLANDXE_ClientRegistration |
| 4847 | |
| 4848 | @ Description |
| 4849 | Make callback functions registration into DXE driver from DXE driver client |
| 4850 | |
| 4851 | @ Parameters |
| 4852 | pVoid pDXEContext : DXE module control block |
Mihir Shete | c4093f9 | 2015-05-28 15:21:11 +0530 | [diff] [blame] | 4853 | WDTS_ClientCallbacks WDTSCb : Callbacks to WDTS to indicate various events |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4854 | void *userContext : DXE Cliennt control block |
| 4855 | |
| 4856 | @ Return |
| 4857 | wpt_status |
| 4858 | ===========================================================================*/ |
| 4859 | wpt_status WLANDXE_ClientRegistration |
| 4860 | ( |
| 4861 | void *pDXEContext, |
Mihir Shete | c4093f9 | 2015-05-28 15:21:11 +0530 | [diff] [blame] | 4862 | WDTS_ClientCallbacks WDTSCb, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4863 | void *userContext |
| 4864 | ) |
| 4865 | { |
| 4866 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 4867 | WLANDXE_CtrlBlkType *dxeCtxt; |
| 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 Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4871 | |
| 4872 | /* Sanity */ |
| 4873 | if(NULL == pDXEContext) |
| 4874 | { |
| 4875 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4876 | "WLANDXE_ClientRegistration Invalid DXE CB"); |
| 4877 | return eWLAN_PAL_STATUS_E_INVAL; |
| 4878 | } |
| 4879 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4880 | if(NULL == userContext) |
| 4881 | { |
| 4882 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4883 | "WLANDXE_ClientRegistration Invalid userContext"); |
| 4884 | return eWLAN_PAL_STATUS_E_INVAL; |
| 4885 | } |
| 4886 | |
| 4887 | dxeCtxt = (WLANDXE_CtrlBlkType *)pDXEContext; |
| 4888 | |
| 4889 | /* Assign */ |
Mihir Shete | c4093f9 | 2015-05-28 15:21:11 +0530 | [diff] [blame] | 4890 | dxeCtxt->rxReadyCB = WDTSCb.rxFrameReadyCB; |
| 4891 | dxeCtxt->txCompCB = WDTSCb.txCompleteCB; |
| 4892 | dxeCtxt->lowResourceCB = WDTSCb.lowResourceCB; |
| 4893 | dxeCtxt->receiveMbMsgCB = WDTSCb.receiveMbMsgCB; |
Mihir Shete | 5affadc | 2015-05-29 20:54:57 +0530 | [diff] [blame] | 4894 | dxeCtxt->receiveLogCompleteCB = WDTSCb.receiveLogCompleteCB; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4895 | dxeCtxt->clientCtxt = userContext; |
| 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 Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4899 | return status; |
| 4900 | } |
| 4901 | |
| 4902 | /*========================================================================== |
| 4903 | @ Function Name |
| 4904 | WLANDXE_Start |
| 4905 | |
| 4906 | @ Description |
| 4907 | Start Host DXE driver |
| 4908 | Initialize DXE channels and start channel |
| 4909 | |
| 4910 | @ Parameters |
| 4911 | pVoid pDXEContext : DXE module control block |
| 4912 | |
| 4913 | @ Return |
| 4914 | wpt_status |
| 4915 | ===========================================================================*/ |
| 4916 | wpt_status WLANDXE_Start |
| 4917 | ( |
| 4918 | void *pDXEContext |
| 4919 | ) |
| 4920 | { |
| 4921 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 4922 | wpt_uint32 idx; |
| 4923 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
| 4924 | |
| 4925 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 4926 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4927 | |
| 4928 | /* Sanity */ |
| 4929 | if(NULL == pDXEContext) |
| 4930 | { |
| 4931 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4932 | "WLANDXE_Start Invalid DXE CB"); |
| 4933 | return eWLAN_PAL_STATUS_E_INVAL; |
| 4934 | } |
| 4935 | dxeCtxt = (WLANDXE_CtrlBlkType *)pDXEContext; |
| 4936 | |
| 4937 | /* WLANDXE_Start called means DXE engine already initiates |
| 4938 | * And DXE HW is reset and init finished |
| 4939 | * But here to make sure HW is initialized, reset again */ |
jagadeesh | f869bba | 2015-04-07 20:06:21 +0530 | [diff] [blame] | 4940 | dxeEngineCoreStart(dxeCtxt); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4941 | |
| 4942 | /* Individual Channel Start */ |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 4943 | foreach_valid_channel(idx) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 4944 | { |
| 4945 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 4946 | "WLANDXE_Start Channel %s Start", channelType[idx]); |
| 4947 | |
| 4948 | /* Allocate DXE descriptor will be shared by Host driver and DXE engine */ |
| 4949 | /* Make connection between DXE descriptor and DXE control block */ |
| 4950 | status = dxeDescAllocAndLink(tempDxeCtrlBlk, &dxeCtxt->dxeChannel[idx]); |
| 4951 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4952 | { |
| 4953 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4954 | "WLANDXE_Start Alloc DXE Descriptor Fail for channel %d", idx); |
| 4955 | return status; |
| 4956 | } |
| 4957 | |
| 4958 | /* Program each channel register with configuration arguments */ |
| 4959 | status = dxeChannelInitProgram(dxeCtxt, |
| 4960 | &dxeCtxt->dxeChannel[idx]); |
| 4961 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4962 | { |
| 4963 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4964 | "WLANDXE_Start %d Program DMA channel Fail", idx); |
| 4965 | return status; |
| 4966 | } |
| 4967 | |
| 4968 | /* ??? Trigger to start DMA channel |
| 4969 | * This must be seperated from ??? */ |
| 4970 | status = dxeChannelStart(dxeCtxt, |
| 4971 | &dxeCtxt->dxeChannel[idx]); |
| 4972 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4973 | { |
| 4974 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4975 | "WLANDXE_Start %d Channel Start Fail", idx); |
| 4976 | return status; |
| 4977 | } |
| 4978 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 4979 | "WLANDXE_Start Channel %s Start Success", channelType[idx]); |
| 4980 | } |
| 4981 | |
| 4982 | /* Register ISR to OS */ |
| 4983 | /* Register TX complete interrupt into platform */ |
| 4984 | status = wpalRegisterInterrupt(DXE_INTERRUPT_TX_COMPLE, |
| 4985 | dxeTXISR, |
| 4986 | dxeCtxt); |
| 4987 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4988 | { |
| 4989 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 4990 | "WLANDXE_Start TX comp interrupt registration Fail"); |
| 4991 | return status; |
| 4992 | } |
| 4993 | |
| 4994 | /* Register RX ready interrupt into platform */ |
| 4995 | status = wpalRegisterInterrupt(DXE_INTERRUPT_RX_READY, |
| 4996 | dxeRXISR, |
| 4997 | dxeCtxt); |
| 4998 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 4999 | { |
| 5000 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5001 | "WLANDXE_Start RX Ready interrupt registration Fail"); |
| 5002 | return status; |
| 5003 | } |
| 5004 | |
| 5005 | /* Enable system level ISR */ |
| 5006 | /* Enable RX ready Interrupt at here */ |
| 5007 | status = wpalEnableInterrupt(DXE_INTERRUPT_RX_READY); |
| 5008 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 5009 | { |
| 5010 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5011 | "dxeTXCompleteEventHandler Enable TX complete interrupt fail"); |
| 5012 | return status; |
| 5013 | } |
| 5014 | |
| 5015 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 5016 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5017 | return status; |
| 5018 | } |
| 5019 | |
| 5020 | /*========================================================================== |
| 5021 | @ Function Name |
| 5022 | WLANDXE_TXFrame |
| 5023 | |
| 5024 | @ Description |
| 5025 | Trigger frame transmit from host to RIVA |
| 5026 | |
| 5027 | @ Parameters |
| 5028 | pVoid pDXEContext : DXE Control Block |
| 5029 | wpt_packet pPacket : transmit packet structure |
| 5030 | WDTS_ChannelType channel : TX channel |
| 5031 | |
| 5032 | @ Return |
| 5033 | wpt_status |
| 5034 | ===========================================================================*/ |
| 5035 | wpt_status WLANDXE_TxFrame |
| 5036 | ( |
| 5037 | void *pDXEContext, |
| 5038 | wpt_packet *pPacket, |
| 5039 | WDTS_ChannelType channel |
| 5040 | ) |
| 5041 | { |
| 5042 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 5043 | WLANDXE_ChannelCBType *currentChannel = NULL; |
| 5044 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
| 5045 | unsigned int *lowThreshold = NULL; |
| 5046 | |
| 5047 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 5048 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5049 | |
| 5050 | /* Sanity */ |
| 5051 | if(NULL == pDXEContext) |
| 5052 | { |
| 5053 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5054 | "WLANDXE_Start Invalid DXE CB"); |
| 5055 | return eWLAN_PAL_STATUS_E_INVAL; |
| 5056 | } |
| 5057 | |
| 5058 | if(NULL == pPacket) |
| 5059 | { |
| 5060 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5061 | "WLANDXE_Start Invalid pPacket"); |
| 5062 | return eWLAN_PAL_STATUS_E_INVAL; |
| 5063 | } |
| 5064 | |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 5065 | if(WDTS_CHANNEL_MAX <= channel) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5066 | { |
| 5067 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5068 | "WLANDXE_Start Invalid channel"); |
| 5069 | return eWLAN_PAL_STATUS_E_INVAL; |
| 5070 | } |
| 5071 | |
| 5072 | dxeCtxt = (WLANDXE_CtrlBlkType *)pDXEContext; |
| 5073 | |
| 5074 | currentChannel = &dxeCtxt->dxeChannel[channel]; |
| 5075 | |
| 5076 | |
Madan Mohan Koyyalamudi | b2cb8be | 2012-11-27 15:07:43 -0800 | [diff] [blame] | 5077 | status = wpalMutexAcquire(¤tChannel->dxeChannelLock); |
| 5078 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 5079 | { |
| 5080 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5081 | "WLANDXE_TxFrame Mutex Acquire fail"); |
| 5082 | return status; |
| 5083 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5084 | |
| 5085 | lowThreshold = currentChannel->channelType == WDTS_CHANNEL_TX_LOW_PRI? |
| 5086 | &(dxeCtxt->txCompInt.txLowResourceThreshold_LoPriCh): |
| 5087 | &(dxeCtxt->txCompInt.txLowResourceThreshold_HiPriCh); |
| 5088 | |
| 5089 | /* Decide have to activate TX complete event or not */ |
| 5090 | switch(dxeCtxt->txCompInt.txIntEnable) |
| 5091 | { |
| 5092 | /* TX complete interrupt will be activated when low DXE resource */ |
| 5093 | case WLANDXE_TX_COMP_INT_LR_THRESHOLD: |
| 5094 | if((currentChannel->numFreeDesc <= *lowThreshold) && |
| 5095 | (eWLAN_PAL_FALSE == dxeCtxt->txIntEnable)) |
| 5096 | { |
| 5097 | dxeCtxt->txIntEnable = eWLAN_PAL_TRUE; |
| 5098 | dxeCtxt->lowResourceCB(dxeCtxt->clientCtxt, |
| 5099 | channel, |
| 5100 | eWLAN_PAL_FALSE); |
| 5101 | } |
| 5102 | break; |
| 5103 | |
Jeff Johnson | ab79c8d | 2012-12-10 14:30:13 -0800 | [diff] [blame] | 5104 | /* TX complete interrupt will be activated n number of frames transferred */ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5105 | case WLANDXE_TX_COMP_INT_PER_K_FRAMES: |
| 5106 | if(channel == WDTS_CHANNEL_TX_LOW_PRI) |
| 5107 | { |
| 5108 | currentChannel->numFrameBeforeInt++; |
| 5109 | } |
| 5110 | break; |
| 5111 | |
| 5112 | /* TX complete interrupt will be activated periodically */ |
| 5113 | case WLANDXE_TX_COMP_INT_TIMER: |
| 5114 | break; |
| 5115 | } |
| 5116 | |
| 5117 | dxeCtxt->txCompletedFrames++; |
| 5118 | |
| 5119 | /* Update DXE descriptor, this is frame based |
| 5120 | * if a frame consist of N fragments, N Descriptor will be programed */ |
| 5121 | status = dxeTXPushFrame(currentChannel, pPacket); |
| 5122 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 5123 | { |
| 5124 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5125 | "WLANDXE_TxFrame TX Push Frame fail"); |
Madan Mohan Koyyalamudi | b2cb8be | 2012-11-27 15:07:43 -0800 | [diff] [blame] | 5126 | status = wpalMutexRelease(¤tChannel->dxeChannelLock); |
| 5127 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 5128 | { |
| 5129 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5130 | "WLANDXE_TxFrame Mutex Release fail"); |
| 5131 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5132 | return status; |
| 5133 | } |
| 5134 | |
| 5135 | /* If specific channel hit low resource condition, send notification to upper layer */ |
| 5136 | if(currentChannel->numFreeDesc <= *lowThreshold) |
| 5137 | { |
| 5138 | dxeCtxt->lowResourceCB(dxeCtxt->clientCtxt, |
| 5139 | channel, |
| 5140 | eWLAN_PAL_FALSE); |
| 5141 | currentChannel->hitLowResource = eWLAN_PAL_TRUE; |
Madan Mohan Koyyalamudi | ea77701 | 2012-10-31 14:22:34 -0700 | [diff] [blame] | 5142 | |
| 5143 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_WARN, |
| 5144 | "%11s : Low Resource currentChannel->numRsvdDesc %d", |
| 5145 | channelType[currentChannel->channelType], |
| 5146 | currentChannel->numRsvdDesc); |
Mihir Shete | 68ed77a | 2014-10-10 10:47:12 +0530 | [diff] [blame] | 5147 | if (WLANDXE_RIVA_POWER_STATE_BMPS_UNKNOWN == dxeCtxt->rivaPowerState) |
| 5148 | { |
| 5149 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 5150 | dxeNotifySmsm(eWLAN_PAL_TRUE, eWLAN_PAL_FALSE); |
| 5151 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5152 | } |
Madan Mohan Koyyalamudi | b2cb8be | 2012-11-27 15:07:43 -0800 | [diff] [blame] | 5153 | status = wpalMutexRelease(¤tChannel->dxeChannelLock); |
| 5154 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 5155 | { |
| 5156 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5157 | "WLANDXE_TxFrame Mutex Release fail"); |
| 5158 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5159 | |
| 5160 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 5161 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5162 | return status; |
| 5163 | } |
| 5164 | |
| 5165 | /*========================================================================== |
| 5166 | @ Function Name |
| 5167 | WLANDXE_CompleteTX |
| 5168 | |
| 5169 | @ Description |
| 5170 | Informs DXE that the current series of Tx packets is complete |
| 5171 | |
| 5172 | @ Parameters |
| 5173 | pContext pDXEContext : DXE Control Block |
| 5174 | ucTxResReq TX resource number required by TL/WDI |
| 5175 | |
| 5176 | @ Return |
| 5177 | wpt_status |
| 5178 | ===========================================================================*/ |
| 5179 | wpt_status |
| 5180 | WLANDXE_CompleteTX |
| 5181 | ( |
| 5182 | void* pContext, |
| 5183 | wpt_uint32 ucTxResReq |
| 5184 | ) |
| 5185 | { |
| 5186 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 5187 | WLANDXE_CtrlBlkType *dxeCtxt = (WLANDXE_CtrlBlkType *)(pContext); |
| 5188 | WLANDXE_ChannelCBType *channelCb = NULL; |
| 5189 | wpt_boolean inLowRes; |
| 5190 | |
| 5191 | /* Sanity Check */ |
| 5192 | if( NULL == pContext ) |
| 5193 | { |
| 5194 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5195 | "WLANDXE_CompleteTX invalid param"); |
| 5196 | return eWLAN_PAL_STATUS_E_INVAL; |
| 5197 | } |
| 5198 | |
| 5199 | channelCb = &dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI]; |
| 5200 | inLowRes = channelCb->hitLowResource; |
| 5201 | |
| 5202 | if(WLANDXE_TX_LOW_RES_THRESHOLD < ucTxResReq) |
| 5203 | { |
| 5204 | /* Raise threshold temporarily if necessary */ |
| 5205 | dxeCtxt->txCompInt.txLowResourceThreshold_LoPriCh = ucTxResReq; |
| 5206 | |
| 5207 | if(eWLAN_PAL_FALSE == inLowRes) |
| 5208 | { |
| 5209 | /* Put the channel to low resource condition */ |
| 5210 | dxeCtxt->lowResourceCB(dxeCtxt->clientCtxt, |
| 5211 | WDTS_CHANNEL_TX_LOW_PRI, |
| 5212 | eWLAN_PAL_FALSE); |
| 5213 | inLowRes = channelCb->hitLowResource = eWLAN_PAL_TRUE; |
| 5214 | } |
| 5215 | } |
| 5216 | |
| 5217 | /*Try to reclaim resources*/ |
| 5218 | dxeTXCompleteProcessing(dxeCtxt); |
| 5219 | |
| 5220 | /* In previous WLANTL_GetFrames call, TL didn't fetch a packet |
| 5221 | because its fragment size is larger than DXE free resource. */ |
| 5222 | if(0 < ucTxResReq) |
| 5223 | { |
| 5224 | /* DXE successfully claimed enough free DXE resouces for next fetch. */ |
| 5225 | if(WLANDXE_GetFreeTxDataResNumber(dxeCtxt) >= ucTxResReq) |
| 5226 | { |
| 5227 | /* DXE has not been in low resource condition. DXE forces to kick off |
| 5228 | TX tranmit */ |
| 5229 | if((eWLAN_PAL_FALSE == inLowRes) && |
| 5230 | (eWLAN_PAL_FALSE == channelCb->hitLowResource)) |
| 5231 | { |
| 5232 | dxeCtxt->lowResourceCB(dxeCtxt->clientCtxt, |
| 5233 | WDTS_CHANNEL_TX_LOW_PRI, |
| 5234 | eWLAN_PAL_FALSE); |
| 5235 | dxeCtxt->lowResourceCB(dxeCtxt->clientCtxt, |
| 5236 | WDTS_CHANNEL_TX_LOW_PRI, |
| 5237 | eWLAN_PAL_TRUE); |
| 5238 | channelCb->hitLowResource = eWLAN_PAL_FALSE; |
| 5239 | } |
| 5240 | } |
| 5241 | else |
| 5242 | { |
| 5243 | /* DXE doesn't have enough free DXE resources. Put the channel |
| 5244 | to low resource condition. */ |
| 5245 | if(eWLAN_PAL_FALSE == channelCb->hitLowResource) |
| 5246 | { |
| 5247 | /* Put the channel to low resource condition */ |
| 5248 | dxeCtxt->lowResourceCB(dxeCtxt->clientCtxt, |
| 5249 | WDTS_CHANNEL_TX_LOW_PRI, |
| 5250 | eWLAN_PAL_FALSE); |
| 5251 | channelCb->hitLowResource = eWLAN_PAL_TRUE; |
| 5252 | } |
| 5253 | } |
| 5254 | } |
| 5255 | |
| 5256 | return status; |
| 5257 | } |
| 5258 | |
| 5259 | /*========================================================================== |
| 5260 | @ Function Name |
| 5261 | WLANDXE_Stop |
| 5262 | |
| 5263 | @ Description |
| 5264 | Stop DXE channels and DXE engine operations |
| 5265 | Disable all channel interrupt |
| 5266 | Stop all channel operation |
| 5267 | |
| 5268 | @ Parameters |
| 5269 | pVoid pDXEContext : DXE Control Block |
| 5270 | |
| 5271 | @ Return |
| 5272 | wpt_status |
| 5273 | ===========================================================================*/ |
| 5274 | wpt_status WLANDXE_Stop |
| 5275 | ( |
| 5276 | void *pDXEContext |
| 5277 | ) |
| 5278 | { |
| 5279 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 5280 | wpt_uint32 idx; |
| 5281 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
| 5282 | |
| 5283 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 5284 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5285 | |
| 5286 | /* Sanity */ |
| 5287 | if(NULL == pDXEContext) |
| 5288 | { |
| 5289 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5290 | "WLANDXE_Stop Invalid DXE CB"); |
| 5291 | return eWLAN_PAL_STATUS_E_INVAL; |
| 5292 | } |
| 5293 | |
| 5294 | dxeCtxt = (WLANDXE_CtrlBlkType *)pDXEContext; |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 5295 | foreach_valid_channel(idx) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5296 | { |
| 5297 | status = dxeChannelStop(dxeCtxt, &dxeCtxt->dxeChannel[idx]); |
| 5298 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 5299 | { |
| 5300 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5301 | "WLANDXE_Stop Channel %d Stop Fail", idx); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5302 | } |
| 5303 | } |
| 5304 | |
| 5305 | /* During Stop unregister interrupt */ |
| 5306 | wpalUnRegisterInterrupt(DXE_INTERRUPT_TX_COMPLE); |
| 5307 | wpalUnRegisterInterrupt(DXE_INTERRUPT_RX_READY); |
| 5308 | |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 5309 | #ifdef WLAN_DXE_LOW_RESOURCE_TIMER |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 5310 | if(VOS_TIMER_STATE_STOPPED != |
| 5311 | wpalTimerGetCurStatus(&dxeCtxt->rxResourceAvailableTimer)) |
| 5312 | { |
| 5313 | wpalTimerStop(&dxeCtxt->rxResourceAvailableTimer); |
| 5314 | } |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 5315 | #endif |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 5316 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5317 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 5318 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5319 | return status; |
| 5320 | } |
| 5321 | |
| 5322 | /*========================================================================== |
| 5323 | @ Function Name |
| 5324 | WLANDXE_Close |
| 5325 | |
| 5326 | @ Description |
| 5327 | Close DXE channels |
| 5328 | Free DXE related resources |
| 5329 | DXE descriptor free |
| 5330 | Descriptor control block free |
| 5331 | Pre allocated RX buffer free |
| 5332 | |
| 5333 | @ Parameters |
| 5334 | pVoid pDXEContext : DXE Control Block |
| 5335 | |
| 5336 | @ Return |
| 5337 | wpt_status |
| 5338 | ===========================================================================*/ |
| 5339 | wpt_status WLANDXE_Close |
| 5340 | ( |
| 5341 | void *pDXEContext |
| 5342 | ) |
| 5343 | { |
| 5344 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 5345 | wpt_uint32 idx; |
| 5346 | WLANDXE_CtrlBlkType *dxeCtxt = NULL; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5347 | |
| 5348 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 5349 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5350 | |
| 5351 | /* Sanity */ |
| 5352 | if(NULL == pDXEContext) |
| 5353 | { |
| 5354 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5355 | "WLANDXE_Stop Invalid DXE CB"); |
| 5356 | return eWLAN_PAL_STATUS_E_INVAL; |
| 5357 | } |
| 5358 | |
| 5359 | dxeCtxt = (WLANDXE_CtrlBlkType *)pDXEContext; |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 5360 | #ifdef WLAN_DXE_LOW_RESOURCE_TIMER |
Leo Chang | 72cdfd3 | 2013-10-17 20:36:30 -0700 | [diff] [blame] | 5361 | wpalTimerDelete(&dxeCtxt->rxResourceAvailableTimer); |
Mihir Shete | 44547fb | 2014-03-10 14:15:42 +0530 | [diff] [blame] | 5362 | #endif |
Mihir Shete | fdc9f53 | 2014-01-09 15:03:02 +0530 | [diff] [blame] | 5363 | wpalTimerDelete(&dxeCtxt->dxeSSRTimer); |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 5364 | foreach_valid_channel(idx) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5365 | { |
| 5366 | wpalMutexDelete(&dxeCtxt->dxeChannel[idx].dxeChannelLock); |
| 5367 | dxeChannelClose(dxeCtxt, &dxeCtxt->dxeChannel[idx]); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5368 | } |
| 5369 | |
| 5370 | if(NULL != dxeCtxt->rxIsrMsg) |
| 5371 | { |
| 5372 | wpalMemoryFree(dxeCtxt->rxIsrMsg); |
| 5373 | } |
| 5374 | if(NULL != dxeCtxt->txIsrMsg) |
| 5375 | { |
| 5376 | wpalMemoryFree(dxeCtxt->txIsrMsg); |
| 5377 | } |
| 5378 | if(NULL != dxeCtxt->rxPktAvailMsg) |
| 5379 | { |
| 5380 | wpalMemoryFree(dxeCtxt->rxPktAvailMsg); |
| 5381 | } |
| 5382 | |
| 5383 | wpalMemoryFree(pDXEContext); |
| 5384 | |
| 5385 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 5386 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5387 | return status; |
| 5388 | } |
| 5389 | |
| 5390 | /*========================================================================== |
| 5391 | @ Function Name |
| 5392 | WLANDXE_TriggerTX |
| 5393 | |
| 5394 | @ Description |
| 5395 | TBD |
| 5396 | |
| 5397 | @ Parameters |
| 5398 | pVoid pDXEContext : DXE Control Block |
| 5399 | |
| 5400 | @ Return |
| 5401 | wpt_status |
| 5402 | ===========================================================================*/ |
| 5403 | wpt_status WLANDXE_TriggerTX |
| 5404 | ( |
| 5405 | void *pDXEContext |
| 5406 | ) |
| 5407 | { |
| 5408 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 5409 | |
| 5410 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 5411 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5412 | |
| 5413 | /* TBD */ |
| 5414 | |
| 5415 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 5416 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5417 | return status; |
| 5418 | } |
| 5419 | |
| 5420 | /*========================================================================== |
| 5421 | @ Function Name |
| 5422 | dxeTxThreadSetPowerStateEventHandler |
| 5423 | |
| 5424 | @ Description |
| 5425 | If WDI sends set power state req, this event handler will be called in Tx |
| 5426 | thread context |
| 5427 | |
| 5428 | @ Parameters |
| 5429 | void *msgPtr |
| 5430 | Event MSG |
| 5431 | |
| 5432 | @ Return |
| 5433 | None |
| 5434 | ===========================================================================*/ |
| 5435 | void dxeTxThreadSetPowerStateEventHandler |
| 5436 | ( |
| 5437 | wpt_msg *msgPtr |
| 5438 | ) |
| 5439 | { |
| 5440 | wpt_msg *msgContent = (wpt_msg *)msgPtr; |
| 5441 | WLANDXE_CtrlBlkType *dxeCtxt; |
Mihir Shete | a430605 | 2014-03-25 00:02:54 +0530 | [diff] [blame] | 5442 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5443 | WLANDXE_PowerStateType reqPowerState; |
Mihir Shete | a430605 | 2014-03-25 00:02:54 +0530 | [diff] [blame] | 5444 | wpt_int8 i; |
| 5445 | WLANDXE_ChannelCBType *channelEntry; |
| 5446 | wpt_log_data_stall_channel_type channelLog; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5447 | |
| 5448 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 5449 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5450 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5451 | dxeCtxt = (WLANDXE_CtrlBlkType *)(msgContent->pContext); |
| 5452 | reqPowerState = (WLANDXE_PowerStateType)msgContent->val; |
| 5453 | dxeCtxt->setPowerStateCb = (WLANDXE_SetPowerStateCbType)msgContent->ptr; |
| 5454 | |
| 5455 | switch(reqPowerState) |
| 5456 | { |
| 5457 | case WLANDXE_POWER_STATE_BMPS: |
| 5458 | if(WLANDXE_RIVA_POWER_STATE_ACTIVE == dxeCtxt->rivaPowerState) |
| 5459 | { |
| 5460 | //don't block MC waiting for num_rsvd to become 0 since it may take a while |
| 5461 | //based on amount of TX and RX activity - during this time any received |
| 5462 | // management frames will remain un-processed consuming RX buffers |
| 5463 | dxeCtxt->rivaPowerState = WLANDXE_RIVA_POWER_STATE_BMPS_UNKNOWN; |
| 5464 | dxeCtxt->hostPowerState = reqPowerState; |
| 5465 | } |
| 5466 | else |
| 5467 | { |
| 5468 | status = eWLAN_PAL_STATUS_E_INVAL; |
| 5469 | } |
| 5470 | break; |
| 5471 | case WLANDXE_POWER_STATE_IMPS: |
| 5472 | if(WLANDXE_RIVA_POWER_STATE_ACTIVE == dxeCtxt->rivaPowerState) |
| 5473 | { |
Mihir Shete | a430605 | 2014-03-25 00:02:54 +0530 | [diff] [blame] | 5474 | |
| 5475 | for(i = WDTS_CHANNEL_TX_LOW_PRI; i < WDTS_CHANNEL_RX_LOW_PRI; i++) |
| 5476 | { |
| 5477 | channelEntry = &dxeCtxt->dxeChannel[i]; |
| 5478 | if(channelEntry->tailCtrlBlk != channelEntry->headCtrlBlk) |
| 5479 | { |
| 5480 | status = eWLAN_PAL_STATUS_E_FAILURE; |
| 5481 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
| 5482 | "%11s : %s :TX Pending frame", |
| 5483 | channelType[channelEntry->channelType], __func__); |
| 5484 | |
| 5485 | dxeChannelMonitor("DXE_IMP_ERR", channelEntry, &channelLog); |
| 5486 | dxeDescriptorDump(channelEntry, |
| 5487 | channelEntry->headCtrlBlk->linkedDesc, 0); |
| 5488 | dxeChannelRegisterDump(channelEntry, "DXE_IMPS_ERR", |
| 5489 | &channelLog); |
| 5490 | dxeChannelAllDescDump(channelEntry, |
| 5491 | channelEntry->channelType, |
| 5492 | &channelLog); |
| 5493 | } |
| 5494 | } |
| 5495 | |
| 5496 | if (eWLAN_PAL_STATUS_SUCCESS == status) |
| 5497 | { |
| 5498 | dxeCtxt->rivaPowerState = WLANDXE_RIVA_POWER_STATE_IMPS_UNKNOWN; |
| 5499 | dxeCtxt->hostPowerState = WLANDXE_POWER_STATE_IMPS; |
| 5500 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5501 | } |
| 5502 | else |
| 5503 | { |
| 5504 | status = eWLAN_PAL_STATUS_E_INVAL; |
| 5505 | } |
| 5506 | break; |
| 5507 | case WLANDXE_POWER_STATE_FULL: |
| 5508 | if(WLANDXE_RIVA_POWER_STATE_BMPS_UNKNOWN == dxeCtxt->rivaPowerState) |
| 5509 | { |
| 5510 | dxeCtxt->rivaPowerState = WLANDXE_RIVA_POWER_STATE_ACTIVE; |
| 5511 | } |
| 5512 | dxeCtxt->hostPowerState = reqPowerState; |
| 5513 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 5514 | break; |
| 5515 | case WLANDXE_POWER_STATE_DOWN: |
| 5516 | WLANDXE_Stop((void *)dxeCtxt); |
| 5517 | break; |
| 5518 | default: |
| 5519 | //assert |
| 5520 | break; |
| 5521 | } |
| 5522 | |
Sravan Kumar Kairam | a8269e7 | 2015-11-06 12:13:24 +0530 | [diff] [blame] | 5523 | DXTRACE(dxeTrace(WLANDXE_DMA_CHANNEL_MAX, TRACE_POWER_STATE, dxeCtxt->hostPowerState)); |
| 5524 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5525 | if(WLANDXE_POWER_STATE_BMPS_PENDING != dxeCtxt->hostPowerState) |
| 5526 | { |
| 5527 | dxeCtxt->setPowerStateCb(status, |
| 5528 | dxeCtxt->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI].descBottomLocPhyAddr); |
| 5529 | } |
Ravali | 85acf6b | 2012-12-12 14:01:38 -0800 | [diff] [blame] | 5530 | else |
| 5531 | { |
| 5532 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
| 5533 | "%s State of DXE is WLANDXE_POWER_STATE_BMPS_PENDING, so cannot proceed", __func__); |
| 5534 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5535 | /* Free MSG buffer */ |
| 5536 | wpalMemoryFree(msgPtr); |
| 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 Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5539 | return; |
| 5540 | } |
| 5541 | |
| 5542 | |
| 5543 | /*========================================================================== |
| 5544 | @ Function Name |
| 5545 | dxeRxThreadSetPowerStateEventHandler |
| 5546 | |
| 5547 | @ Description |
| 5548 | If WDI sends set power state req, this event handler will be called in Rx |
| 5549 | thread context |
| 5550 | |
| 5551 | @ Parameters |
| 5552 | void *msgPtr |
| 5553 | Event MSG |
| 5554 | |
| 5555 | @ Return |
| 5556 | None |
| 5557 | ===========================================================================*/ |
| 5558 | void dxeRxThreadSetPowerStateEventHandler |
| 5559 | ( |
| 5560 | wpt_msg *msgPtr |
| 5561 | ) |
| 5562 | { |
| 5563 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 5564 | |
| 5565 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 5566 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5567 | |
| 5568 | /* Now serialise the message through Tx thread also to make sure |
| 5569 | * no register access when RIVA is in powersave */ |
| 5570 | /*Use the same message pointer just change the call back function */ |
| 5571 | msgPtr->callback = dxeTxThreadSetPowerStateEventHandler; |
| 5572 | status = wpalPostTxMsg(WDI_GET_PAL_CTX(), |
| 5573 | msgPtr); |
| 5574 | if ( eWLAN_PAL_STATUS_SUCCESS != status ) |
| 5575 | { |
| 5576 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5577 | "Tx thread Set power state req serialize fail status=%d", |
Jeff Johnson | 9e237fb | 2013-10-30 18:46:20 -0700 | [diff] [blame] | 5578 | status); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5579 | } |
| 5580 | |
| 5581 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 5582 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5583 | } |
| 5584 | |
| 5585 | /*========================================================================== |
| 5586 | @ Function Name |
| 5587 | WLANDXE_SetPowerState |
| 5588 | |
| 5589 | @ Description |
| 5590 | From Client let DXE knows what is the WLAN HW(RIVA) power state |
| 5591 | |
| 5592 | @ Parameters |
| 5593 | pVoid pDXEContext : DXE Control Block |
| 5594 | WLANDXE_PowerStateType powerState |
| 5595 | |
| 5596 | @ Return |
| 5597 | wpt_status |
| 5598 | ===========================================================================*/ |
| 5599 | wpt_status WLANDXE_SetPowerState |
| 5600 | ( |
| 5601 | void *pDXEContext, |
| 5602 | WDTS_PowerStateType powerState, |
| 5603 | WDTS_SetPSCbType cBack |
| 5604 | ) |
| 5605 | { |
| 5606 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 5607 | WLANDXE_CtrlBlkType *pDxeCtrlBlk; |
| 5608 | WLANDXE_PowerStateType hostPowerState; |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 5609 | wpt_msg *rxCompMsg; |
| 5610 | wpt_msg *txDescReSyncMsg; |
Sravan Kumar Kairam | 84e995f | 2016-05-27 16:16:21 +0530 | [diff] [blame] | 5611 | int state; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5612 | |
| 5613 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 5614 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5615 | if(NULL == pDXEContext) |
| 5616 | { |
| 5617 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Jeff Johnson | 9e237fb | 2013-10-30 18:46:20 -0700 | [diff] [blame] | 5618 | "NULL pDXEContext passed by caller"); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5619 | return eWLAN_PAL_STATUS_E_FAILURE; |
| 5620 | } |
| 5621 | pDxeCtrlBlk = (WLANDXE_CtrlBlkType *)pDXEContext; |
| 5622 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5623 | switch(powerState) |
| 5624 | { |
| 5625 | case WDTS_POWER_STATE_FULL: |
Sravan Kumar Kairam | 84e995f | 2016-05-27 16:16:21 +0530 | [diff] [blame] | 5626 | dxeEnvBlk.dxe_prev_ps = pDxeCtrlBlk->hostPowerState; |
Madan Mohan Koyyalamudi | 7f1020d | 2012-09-28 15:29:03 -0700 | [diff] [blame] | 5627 | if(WLANDXE_POWER_STATE_IMPS == pDxeCtrlBlk->hostPowerState) |
| 5628 | { |
| 5629 | txDescReSyncMsg = (wpt_msg *)wpalMemoryAllocate(sizeof(wpt_msg)); |
| 5630 | if(NULL == txDescReSyncMsg) |
| 5631 | { |
| 5632 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5633 | "WLANDXE_SetPowerState, TX Resync MSG MEM alloc Fail"); |
| 5634 | } |
| 5635 | else |
| 5636 | { |
| 5637 | txDescReSyncMsg->callback = dxeTXReSyncDesc; |
| 5638 | txDescReSyncMsg->pContext = pDxeCtrlBlk; |
| 5639 | status = wpalPostTxMsg(WDI_GET_PAL_CTX(), |
| 5640 | txDescReSyncMsg); |
| 5641 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 5642 | { |
| 5643 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5644 | "WLANDXE_SetPowerState, Post TX re-sync MSG fail"); |
| 5645 | } |
| 5646 | } |
| 5647 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5648 | hostPowerState = WLANDXE_POWER_STATE_FULL; |
| 5649 | break; |
| 5650 | case WDTS_POWER_STATE_BMPS: |
| 5651 | pDxeCtrlBlk->hostPowerState = WLANDXE_POWER_STATE_BMPS; |
| 5652 | hostPowerState = WLANDXE_POWER_STATE_BMPS; |
| 5653 | break; |
| 5654 | case WDTS_POWER_STATE_IMPS: |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5655 | hostPowerState = WLANDXE_POWER_STATE_IMPS; |
| 5656 | break; |
| 5657 | case WDTS_POWER_STATE_DOWN: |
| 5658 | pDxeCtrlBlk->hostPowerState = WLANDXE_POWER_STATE_DOWN; |
| 5659 | hostPowerState = WLANDXE_POWER_STATE_DOWN; |
| 5660 | break; |
| 5661 | default: |
| 5662 | hostPowerState = WLANDXE_POWER_STATE_MAX; |
| 5663 | } |
| 5664 | |
| 5665 | // A callback i.e. ACK back is needed only when we want to enable BMPS |
| 5666 | // and the data/management path is active because we want to ensure |
| 5667 | // DXE registers are not accessed when RIVA may be power-collapsed. So |
| 5668 | // we need a callback in enter_bmps_req (the request to RIVA is sent |
| 5669 | // only after ACK back from TX thread). A callback is not needed in |
| 5670 | // finish_scan_req during BMPS since data-path is resumed only in |
| 5671 | // finish_scan_rsp and no management frames are sent in between. No |
| 5672 | // callback is needed when going from BMPS enabled to BMPS suspended/ |
| 5673 | // disabled when it is known that RIVA is awake and cannot enter power |
| 5674 | // collapse autonomously so no callback is needed in exit_bmps_rsp or |
| 5675 | // init_scan_rsp |
| 5676 | if ( cBack ) |
| 5677 | { |
| 5678 | //serialize through Rx thread |
| 5679 | rxCompMsg = (wpt_msg *)wpalMemoryAllocate(sizeof(wpt_msg)); |
| 5680 | if(NULL == rxCompMsg) |
| 5681 | { |
| 5682 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5683 | "WLANDXE_SetPowerState, MSG MEM alloc Fail"); |
| 5684 | return eWLAN_PAL_STATUS_E_RESOURCES; |
| 5685 | } |
| 5686 | |
| 5687 | /* Event type, where it must be defined???? */ |
| 5688 | /* THIS MUST BE CLEARED ASAP |
| 5689 | txCompMsg->type = TX_COMPLETE; */ |
| 5690 | rxCompMsg->callback = dxeRxThreadSetPowerStateEventHandler; |
| 5691 | rxCompMsg->pContext = pDxeCtrlBlk; |
| 5692 | rxCompMsg->val = hostPowerState; |
| 5693 | rxCompMsg->ptr = cBack; |
| 5694 | status = wpalPostRxMsg(WDI_GET_PAL_CTX(), |
| 5695 | rxCompMsg); |
| 5696 | if ( eWLAN_PAL_STATUS_SUCCESS != status ) |
| 5697 | { |
| 5698 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5699 | "Rx thread Set power state req serialize fail status=%d", |
Jeff Johnson | 9e237fb | 2013-10-30 18:46:20 -0700 | [diff] [blame] | 5700 | status); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5701 | } |
| 5702 | } |
| 5703 | else |
| 5704 | { |
| 5705 | if ( WLANDXE_POWER_STATE_FULL == hostPowerState ) |
| 5706 | { |
| 5707 | if( WLANDXE_POWER_STATE_BMPS == pDxeCtrlBlk->hostPowerState ) |
| 5708 | { |
| 5709 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 5710 | } |
| 5711 | else if( WLANDXE_POWER_STATE_IMPS == pDxeCtrlBlk->hostPowerState ) |
| 5712 | { |
| 5713 | /* Requested Full power from exit IMPS, reenable the interrupts*/ |
| 5714 | if(eWLAN_PAL_TRUE == pDxeCtrlBlk->rxIntDisabledByIMPS) |
| 5715 | { |
| 5716 | pDxeCtrlBlk->rxIntDisabledByIMPS = eWLAN_PAL_FALSE; |
| 5717 | /* Enable RX interrupt at here, if new PS is not IMPS */ |
| 5718 | status = wpalEnableInterrupt(DXE_INTERRUPT_RX_READY); |
| 5719 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 5720 | { |
| 5721 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 5722 | "%s Enable RX ready interrupt fail", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5723 | return status; |
| 5724 | } |
| 5725 | } |
| 5726 | if(eWLAN_PAL_TRUE == pDxeCtrlBlk->txIntDisabledByIMPS) |
| 5727 | { |
| 5728 | pDxeCtrlBlk->txIntDisabledByIMPS = eWLAN_PAL_FALSE; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 5729 | pDxeCtrlBlk->txIntEnable = eWLAN_PAL_TRUE; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5730 | /* Enable RX interrupt at here, if new PS is not IMPS */ |
| 5731 | status = wpalEnableInterrupt(DXE_INTERRUPT_TX_COMPLE); |
| 5732 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 5733 | { |
| 5734 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 5735 | "%s Enable TX comp interrupt fail", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5736 | return status; |
| 5737 | } |
| 5738 | } |
| 5739 | } |
| 5740 | pDxeCtrlBlk->hostPowerState = hostPowerState; |
| 5741 | pDxeCtrlBlk->rivaPowerState = WLANDXE_RIVA_POWER_STATE_ACTIVE; |
| 5742 | } |
| 5743 | else if ( hostPowerState == WLANDXE_POWER_STATE_BMPS ) |
| 5744 | { |
| 5745 | pDxeCtrlBlk->hostPowerState = hostPowerState; |
| 5746 | pDxeCtrlBlk->rivaPowerState = WLANDXE_RIVA_POWER_STATE_BMPS_UNKNOWN; |
| 5747 | } |
Mihir Shete | a430605 | 2014-03-25 00:02:54 +0530 | [diff] [blame] | 5748 | else if ( hostPowerState == WLANDXE_POWER_STATE_IMPS ) |
| 5749 | { |
| 5750 | pDxeCtrlBlk->hostPowerState = WLANDXE_POWER_STATE_IMPS; |
| 5751 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5752 | else |
| 5753 | { |
| 5754 | HDXE_ASSERT(0); |
| 5755 | } |
Sravan Kumar Kairam | 3d22ec0 | 2016-08-01 12:58:44 +0530 | [diff] [blame^] | 5756 | DXTRACE(dxeTrace(WLANDXE_DMA_CHANNEL_MAX, TRACE_POWER_STATE, |
| 5757 | pDxeCtrlBlk->hostPowerState)); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5758 | } |
| 5759 | |
Sravan Kumar Kairam | 3d22ec0 | 2016-08-01 12:58:44 +0530 | [diff] [blame^] | 5760 | if (WDTS_POWER_STATE_FULL == powerState && |
| 5761 | WLANDXE_POWER_STATE_FULL == pDxeCtrlBlk->hostPowerState) { |
Sravan Kumar Kairam | 84e995f | 2016-05-27 16:16:21 +0530 | [diff] [blame] | 5762 | state = wpal_get_int_state(DXE_INTERRUPT_RX_READY); |
| 5763 | if (0 == state && eWLAN_PAL_TRUE == pDxeCtrlBlk->rxIntDisabledByIMPS) { |
| 5764 | dxeEnvBlk.rx_imps_set_fp = 1; |
| 5765 | WARN_ON(1); |
| 5766 | } |
| 5767 | } |
| 5768 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5769 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 5770 | "%s Exit", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5771 | |
| 5772 | return status; |
| 5773 | } |
| 5774 | |
| 5775 | /*========================================================================== |
| 5776 | @ Function Name |
| 5777 | WLANDXE_GetFreeTxDataResNumber |
| 5778 | |
| 5779 | @ Description |
| 5780 | Returns free descriptor numbers for TX data channel (TX high priority) |
| 5781 | |
| 5782 | @ Parameters |
| 5783 | pVoid pDXEContext : DXE Control Block |
| 5784 | |
| 5785 | @ Return |
| 5786 | wpt_uint32 Free descriptor number of TX high pri ch |
| 5787 | ===========================================================================*/ |
| 5788 | wpt_uint32 WLANDXE_GetFreeTxDataResNumber |
| 5789 | ( |
| 5790 | void *pDXEContext |
| 5791 | ) |
| 5792 | { |
| 5793 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO_LOW, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 5794 | "%s Enter", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5795 | |
| 5796 | if(NULL == pDXEContext) |
| 5797 | { |
| 5798 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
Jeff Johnson | 9e237fb | 2013-10-30 18:46:20 -0700 | [diff] [blame] | 5799 | "NULL parameter passed by caller"); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5800 | return (0); |
| 5801 | } |
| 5802 | |
Mihir Shete | e661816 | 2015-03-16 14:48:42 +0530 | [diff] [blame] | 5803 | return ((WLANDXE_CtrlBlkType *)pDXEContext)->dxeChannel[WDTS_CHANNEL_TX_LOW_PRI].numFreeDesc; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 5804 | } |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5805 | |
| 5806 | /*========================================================================== |
| 5807 | @ Function Name |
| 5808 | WLANDXE_ChannelDebug |
| 5809 | |
| 5810 | @ Description |
| 5811 | Display DXE Channel debugging information |
| 5812 | User may request to display DXE channel snapshot |
| 5813 | Or if host driver detects any abnormal stcuk may display |
| 5814 | |
| 5815 | @ Parameters |
Jeff Johnson | b88db98 | 2012-12-10 13:34:59 -0800 | [diff] [blame] | 5816 | displaySnapshot : Display DXE snapshot option |
Mihir Shete | 40a5565 | 2014-03-02 14:14:47 +0530 | [diff] [blame] | 5817 | debugFlags : Enable stall detect features |
| 5818 | defined by WPAL_DeviceDebugFlags |
| 5819 | These features may effect |
| 5820 | data performance. |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5821 | |
| 5822 | @ Return |
| 5823 | NONE |
| 5824 | |
| 5825 | ===========================================================================*/ |
| 5826 | void WLANDXE_ChannelDebug |
| 5827 | ( |
Mihir Shete | 40a5565 | 2014-03-02 14:14:47 +0530 | [diff] [blame] | 5828 | wpt_boolean displaySnapshot, |
| 5829 | wpt_uint8 debugFlags |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5830 | ) |
| 5831 | { |
Madan Mohan Koyyalamudi | 24a00f9 | 2012-10-22 15:21:02 -0700 | [diff] [blame] | 5832 | wpt_msg *channelDebugMsg; |
Mihir Shete | 40a5565 | 2014-03-02 14:14:47 +0530 | [diff] [blame] | 5833 | wpt_msg *txDescReSyncMsg ; |
Mihir Shete | 41c41bb | 2014-08-18 17:37:12 +0530 | [diff] [blame] | 5834 | wpt_uint32 regValue, regValueLocal = 0; |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5835 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 5836 | |
| 5837 | /* Debug Type 1, Display current snapshot */ |
| 5838 | if(displaySnapshot) |
| 5839 | { |
| 5840 | /* Whatever RIVA power condition try to wakeup RIVA through SMSM |
| 5841 | * This will not simply wakeup RIVA |
| 5842 | * Just incase TX not wanted stuck, Trigger TX again */ |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 5843 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 5844 | dxeNotifySmsm(eWLAN_PAL_TRUE, eWLAN_PAL_FALSE); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5845 | /* Get free BD count */ |
Leo Chang | 345ef99 | 2013-07-12 10:17:29 -0700 | [diff] [blame] | 5846 | wpalSleep(10); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5847 | wpalReadRegister(WLANDXE_BMU_AVAILABLE_BD_PDU, ®Value); |
Mihir Shete | 41c41bb | 2014-08-18 17:37:12 +0530 | [diff] [blame] | 5848 | #ifdef WCN_PRONTO |
| 5849 | wpalReadRegister(WLANDXE_BMU_AVAILABLE_BD_PDU_LOCAL, ®ValueLocal); |
| 5850 | #endif |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5851 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_FATAL, |
Mihir Shete | 41c41bb | 2014-08-18 17:37:12 +0530 | [diff] [blame] | 5852 | "===== 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] | 5853 | tempDxeCtrlBlk->hostPowerState, tempDxeCtrlBlk->rivaPowerState, |
Mihir Shete | 41c41bb | 2014-08-18 17:37:12 +0530 | [diff] [blame] | 5854 | tempDxeCtrlBlk->txCompletedFrames, regValue, regValueLocal); |
Madan Mohan Koyyalamudi | 24a00f9 | 2012-10-22 15:21:02 -0700 | [diff] [blame] | 5855 | |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 5856 | wpalPacketStallUpdateInfo((wpt_uint32 *)&tempDxeCtrlBlk->rivaPowerState, |
| 5857 | ®Value, |
| 5858 | NULL, |
| 5859 | 0); |
Bansidhar Gopalachari | 609b79e | 2013-07-31 17:03:15 -0700 | [diff] [blame] | 5860 | |
Madan Mohan Koyyalamudi | 24a00f9 | 2012-10-22 15:21:02 -0700 | [diff] [blame] | 5861 | channelDebugMsg = (wpt_msg *)wpalMemoryAllocate(sizeof(wpt_msg)); |
| 5862 | if(NULL == channelDebugMsg) |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5863 | { |
Madan Mohan Koyyalamudi | 24a00f9 | 2012-10-22 15:21:02 -0700 | [diff] [blame] | 5864 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5865 | "WLANDXE_ChannelDebug, MSG MEM alloc Fail"); |
| 5866 | return ; |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5867 | } |
Madan Mohan Koyyalamudi | 24a00f9 | 2012-10-22 15:21:02 -0700 | [diff] [blame] | 5868 | |
| 5869 | channelDebugMsg->callback = dxeRxThreadChannelDebugHandler; |
| 5870 | status = wpalPostRxMsg(WDI_GET_PAL_CTX(), channelDebugMsg); |
| 5871 | if ( eWLAN_PAL_STATUS_SUCCESS != status ) |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5872 | { |
Madan Mohan Koyyalamudi | 24a00f9 | 2012-10-22 15:21:02 -0700 | [diff] [blame] | 5873 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5874 | "Tx thread Set power state req serialize fail status=%d", |
Jeff Johnson | 9e237fb | 2013-10-30 18:46:20 -0700 | [diff] [blame] | 5875 | status); |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5876 | } |
| 5877 | } |
| 5878 | |
Mihir Shete | 40a5565 | 2014-03-02 14:14:47 +0530 | [diff] [blame] | 5879 | if(debugFlags & WPAL_DEBUG_TX_DESC_RESYNC) |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5880 | { |
Mihir Shete | 40a5565 | 2014-03-02 14:14:47 +0530 | [diff] [blame] | 5881 | txDescReSyncMsg = (wpt_msg *)wpalMemoryAllocate(sizeof(wpt_msg)); |
| 5882 | if(NULL == txDescReSyncMsg) |
| 5883 | { |
| 5884 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5885 | "%s: Resync MSG MEM alloc Fail",__func__); |
| 5886 | } |
| 5887 | else |
| 5888 | { |
| 5889 | txDescReSyncMsg->callback = dxeDebugTxDescReSync; |
| 5890 | txDescReSyncMsg->pContext = tempDxeCtrlBlk; |
| 5891 | status = wpalPostTxMsg(WDI_GET_PAL_CTX(), |
| 5892 | txDescReSyncMsg); |
| 5893 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 5894 | { |
| 5895 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5896 | "%s: Post TX re-sync MSG fail",__func__); |
| 5897 | } |
| 5898 | } |
| 5899 | } |
| 5900 | |
Madan Mohan Koyyalamudi | 8cb5398 | 2012-09-28 14:34:47 -0700 | [diff] [blame] | 5901 | return; |
Madan Mohan Koyyalamudi | 48139e3 | 2012-10-11 14:43:56 -0700 | [diff] [blame] | 5902 | } |
Mihir Shete | 5affadc | 2015-05-29 20:54:57 +0530 | [diff] [blame] | 5903 | |
Sravan Kumar Kairam | e9d186c | 2015-11-27 23:37:02 +0530 | [diff] [blame] | 5904 | /*========================================================================== |
| 5905 | @ Function Name |
| 5906 | WLANDXE_KickDxe |
| 5907 | |
| 5908 | @ Description |
| 5909 | Kick DXE when HDD TX time out happen |
| 5910 | |
| 5911 | @ Parameters |
| 5912 | NONE |
| 5913 | |
| 5914 | @ Return |
| 5915 | NONE |
| 5916 | |
| 5917 | ===========================================================================*/ |
| 5918 | void WLANDXE_KickDxe(void) |
| 5919 | { |
Sravan Kumar Kairam | cebb218 | 2016-01-25 20:50:11 +0530 | [diff] [blame] | 5920 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_INFO, |
Sravan Kumar Kairam | e9d186c | 2015-11-27 23:37:02 +0530 | [diff] [blame] | 5921 | "%s: Kick Dxe for HDD TX timeout",__func__); |
| 5922 | /* Make wake up HW */ |
| 5923 | dxeNotifySmsm(eWLAN_PAL_FALSE, eWLAN_PAL_TRUE); |
| 5924 | dxeNotifySmsm(eWLAN_PAL_TRUE, eWLAN_PAL_FALSE); |
Sravan Kumar Kairam | cebb218 | 2016-01-25 20:50:11 +0530 | [diff] [blame] | 5925 | DXTRACE(dxeTrace(WLANDXE_DMA_CHANNEL_MAX, TRACE_SMSM_NOTIFY, |
| 5926 | TRACE_WLANDXE_VAR_ENABLE)); |
Sravan Kumar Kairam | e9d186c | 2015-11-27 23:37:02 +0530 | [diff] [blame] | 5927 | } |
| 5928 | |
Mihir Shete | 5affadc | 2015-05-29 20:54:57 +0530 | [diff] [blame] | 5929 | wpt_uint32 WLANDXE_SetupLogTransfer(wpt_uint64 bufferAddr, wpt_uint32 bufferLen) |
| 5930 | { |
| 5931 | WLANDXE_ChannelCBType *channelEntry; |
| 5932 | |
| 5933 | channelEntry = &tempDxeCtrlBlk->dxeChannel[WDTS_CHANNEL_RX_FW_LOG]; |
| 5934 | |
| 5935 | |
| 5936 | return dxeRXLogRefillRing(tempDxeCtrlBlk, channelEntry, bufferAddr, |
| 5937 | bufferLen); |
| 5938 | } |
| 5939 | |
| 5940 | wpt_status WLANDXE_StartLogTransfer(void) |
| 5941 | { |
| 5942 | WLANDXE_ChannelCBType *channelEntry; |
| 5943 | wpt_status status = eWLAN_PAL_STATUS_SUCCESS; |
| 5944 | |
| 5945 | channelEntry = &tempDxeCtrlBlk->dxeChannel[WDTS_CHANNEL_RX_FW_LOG]; |
| 5946 | |
| 5947 | tempDxeCtrlBlk->hostInitiatedH2H = 1; |
| 5948 | status = wpalWriteRegister(channelEntry->channelRegister.chDXEDesclRegAddr, |
| 5949 | channelEntry->headCtrlBlk->linkedDescPhyAddr); |
| 5950 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 5951 | { |
| 5952 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5953 | "%s Write DESC Address register fail", __func__); |
| 5954 | return status; |
| 5955 | } |
| 5956 | |
Abhishek Singh | 2b05585 | 2015-10-07 14:14:13 +0530 | [diff] [blame] | 5957 | status = wpalWriteRegister(channelEntry->channelRegister.chDXECtrlRegAddr, |
Mihir Shete | 5affadc | 2015-05-29 20:54:57 +0530 | [diff] [blame] | 5958 | channelEntry->extraConfig.chan_mask); |
| 5959 | if(eWLAN_PAL_STATUS_SUCCESS != status) |
| 5960 | { |
| 5961 | HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR, |
| 5962 | "dxeChannelInitProgram Write RX Control register fail"); |
| 5963 | return status; |
| 5964 | } |
| 5965 | return status; |
| 5966 | } |