1 /* 2 * 3 * tp3780i.c -- board driver for 3780i on ThinkPads 4 * 5 * 6 * Written By: Mike Sullivan IBM Corporation 7 * 8 * Copyright (C) 1999 IBM Corporation 9 * 10 * This program is free software; you can redistribute it and/or modify 11 * it under the terms of the GNU General Public License as published by 12 * the Free Software Foundation; either version 2 of the License, or 13 * (at your option) any later version. 14 * 15 * This program is distributed in the hope that it will be useful, 16 * but WITHOUT ANY WARRANTY; without even the implied warranty of 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18 * GNU General Public License for more details. 19 * 20 * NO WARRANTY 21 * THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR 22 * CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT 23 * LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT, 24 * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is 25 * solely responsible for determining the appropriateness of using and 26 * distributing the Program and assumes all risks associated with its 27 * exercise of rights under this Agreement, including but not limited to 28 * the risks and costs of program errors, damage to or loss of data, 29 * programs or equipment, and unavailability or interruption of operations. 30 * 31 * DISCLAIMER OF LIABILITY 32 * NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY 33 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 34 * DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND 35 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR 36 * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE 37 * USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED 38 * HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES 39 * 40 * You should have received a copy of the GNU General Public License 41 * along with this program; if not, write to the Free Software 42 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 43 * 44 * 45 * 10/23/2000 - Alpha Release 46 * First release to the public 47 */ 48 49 #include <linux/interrupt.h> 50 #include <linux/kernel.h> 51 #include <linux/ptrace.h> 52 #include <linux/ioport.h> 53 #include <asm/io.h> 54 #include "smapi.h" 55 #include "mwavedd.h" 56 #include "tp3780i.h" 57 #include "3780i.h" 58 #include "mwavepub.h" 59 60 static unsigned short s_ausThinkpadIrqToField[16] = 61 { 0xFFFF, 0xFFFF, 0xFFFF, 0x0001, 0x0002, 0x0003, 0xFFFF, 0x0004, 62 0xFFFF, 0xFFFF, 0x0005, 0x0006, 0xFFFF, 0xFFFF, 0xFFFF, 0x0007 }; 63 static unsigned short s_ausThinkpadDmaToField[8] = 64 { 0x0001, 0x0002, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0x0003, 0x0004 }; 65 static unsigned short s_numIrqs = 16, s_numDmas = 8; 66 67 68 static void EnableSRAM(THINKPAD_BD_DATA * pBDData) 69 { 70 DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; 71 unsigned short usDspBaseIO = pSettings->usDspBaseIO; 72 DSP_GPIO_OUTPUT_DATA_15_8 rGpioOutputData; 73 DSP_GPIO_DRIVER_ENABLE_15_8 rGpioDriverEnable; 74 DSP_GPIO_MODE_15_8 rGpioMode; 75 76 PRINTK_1(TRACE_TP3780I, "tp3780i::EnableSRAM, entry\n"); 77 78 MKWORD(rGpioMode) = ReadMsaCfg(DSP_GpioModeControl_15_8); 79 rGpioMode.GpioMode10 = 0; 80 WriteMsaCfg(DSP_GpioModeControl_15_8, MKWORD(rGpioMode)); 81 82 MKWORD(rGpioDriverEnable) = 0; 83 rGpioDriverEnable.Enable10 = true; 84 rGpioDriverEnable.Mask10 = true; 85 WriteMsaCfg(DSP_GpioDriverEnable_15_8, MKWORD(rGpioDriverEnable)); 86 87 MKWORD(rGpioOutputData) = 0; 88 rGpioOutputData.Latch10 = 0; 89 rGpioOutputData.Mask10 = true; 90 WriteMsaCfg(DSP_GpioOutputData_15_8, MKWORD(rGpioOutputData)); 91 92 PRINTK_1(TRACE_TP3780I, "tp3780i::EnableSRAM exit\n"); 93 } 94 95 96 static irqreturn_t UartInterrupt(int irq, void *dev_id) 97 { 98 PRINTK_3(TRACE_TP3780I, 99 "tp3780i::UartInterrupt entry irq %x dev_id %p\n", irq, dev_id); 100 return IRQ_HANDLED; 101 } 102 103 static irqreturn_t DspInterrupt(int irq, void *dev_id) 104 { 105 pMWAVE_DEVICE_DATA pDrvData = &mwave_s_mdd; 106 DSP_3780I_CONFIG_SETTINGS *pSettings = &pDrvData->rBDData.rDspSettings; 107 unsigned short usDspBaseIO = pSettings->usDspBaseIO; 108 unsigned short usIPCSource = 0, usIsolationMask, usPCNum; 109 110 PRINTK_3(TRACE_TP3780I, 111 "tp3780i::DspInterrupt entry irq %x dev_id %p\n", irq, dev_id); 112 113 if (dsp3780I_GetIPCSource(usDspBaseIO, &usIPCSource) == 0) { 114 PRINTK_2(TRACE_TP3780I, 115 "tp3780i::DspInterrupt, return from dsp3780i_GetIPCSource, usIPCSource %x\n", 116 usIPCSource); 117 usIsolationMask = 1; 118 for (usPCNum = 1; usPCNum <= 16; usPCNum++) { 119 if (usIPCSource & usIsolationMask) { 120 usIPCSource &= ~usIsolationMask; 121 PRINTK_3(TRACE_TP3780I, 122 "tp3780i::DspInterrupt usPCNum %x usIPCSource %x\n", 123 usPCNum, usIPCSource); 124 if (pDrvData->IPCs[usPCNum - 1].usIntCount == 0) { 125 pDrvData->IPCs[usPCNum - 1].usIntCount = 1; 126 } 127 PRINTK_2(TRACE_TP3780I, 128 "tp3780i::DspInterrupt usIntCount %x\n", 129 pDrvData->IPCs[usPCNum - 1].usIntCount); 130 if (pDrvData->IPCs[usPCNum - 1].bIsEnabled == true) { 131 PRINTK_2(TRACE_TP3780I, 132 "tp3780i::DspInterrupt, waking up usPCNum %x\n", 133 usPCNum - 1); 134 wake_up_interruptible(&pDrvData->IPCs[usPCNum - 1].ipc_wait_queue); 135 } else { 136 PRINTK_2(TRACE_TP3780I, 137 "tp3780i::DspInterrupt, no one waiting for IPC %x\n", 138 usPCNum - 1); 139 } 140 } 141 if (usIPCSource == 0) 142 break; 143 /* try next IPC */ 144 usIsolationMask = usIsolationMask << 1; 145 } 146 } else { 147 PRINTK_1(TRACE_TP3780I, 148 "tp3780i::DspInterrupt, return false from dsp3780i_GetIPCSource\n"); 149 } 150 PRINTK_1(TRACE_TP3780I, "tp3780i::DspInterrupt exit\n"); 151 return IRQ_HANDLED; 152 } 153 154 155 int tp3780I_InitializeBoardData(THINKPAD_BD_DATA * pBDData) 156 { 157 int retval = 0; 158 DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; 159 160 161 PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_InitializeBoardData entry pBDData %p\n", pBDData); 162 163 pBDData->bDSPEnabled = false; 164 pSettings->bInterruptClaimed = false; 165 166 retval = smapi_init(); 167 if (retval) { 168 PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_InitializeBoardData: Error: SMAPI is not available on this machine\n"); 169 } else { 170 if (mwave_3780i_irq || mwave_3780i_io || mwave_uart_irq || mwave_uart_io) { 171 retval = smapi_set_DSP_cfg(); 172 } 173 } 174 175 PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_InitializeBoardData exit retval %x\n", retval); 176 177 return retval; 178 } 179 180 void tp3780I_Cleanup(THINKPAD_BD_DATA *pBDData) 181 { 182 PRINTK_2(TRACE_TP3780I, 183 "tp3780i::tp3780I_Cleanup entry and exit pBDData %p\n", pBDData); 184 } 185 186 int tp3780I_CalcResources(THINKPAD_BD_DATA * pBDData) 187 { 188 SMAPI_DSP_SETTINGS rSmapiInfo; 189 DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; 190 191 PRINTK_2(TRACE_TP3780I, 192 "tp3780i::tp3780I_CalcResources entry pBDData %p\n", pBDData); 193 194 if (smapi_query_DSP_cfg(&rSmapiInfo)) { 195 PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_CalcResources: Error: Could not query DSP config. Aborting.\n"); 196 return -EIO; 197 } 198 199 /* Sanity check */ 200 if ( 201 ( rSmapiInfo.usDspIRQ == 0 ) 202 || ( rSmapiInfo.usDspBaseIO == 0 ) 203 || ( rSmapiInfo.usUartIRQ == 0 ) 204 || ( rSmapiInfo.usUartBaseIO == 0 ) 205 ) { 206 PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_CalcResources: Error: Illegal resource setting. Aborting.\n"); 207 return -EIO; 208 } 209 210 pSettings->bDSPEnabled = (rSmapiInfo.bDSPEnabled && rSmapiInfo.bDSPPresent); 211 pSettings->bModemEnabled = rSmapiInfo.bModemEnabled; 212 pSettings->usDspIrq = rSmapiInfo.usDspIRQ; 213 pSettings->usDspDma = rSmapiInfo.usDspDMA; 214 pSettings->usDspBaseIO = rSmapiInfo.usDspBaseIO; 215 pSettings->usUartIrq = rSmapiInfo.usUartIRQ; 216 pSettings->usUartBaseIO = rSmapiInfo.usUartBaseIO; 217 218 pSettings->uDStoreSize = TP_ABILITIES_DATA_SIZE; 219 pSettings->uIStoreSize = TP_ABILITIES_INST_SIZE; 220 pSettings->uIps = TP_ABILITIES_INTS_PER_SEC; 221 222 if (pSettings->bDSPEnabled && pSettings->bModemEnabled && pSettings->usDspIrq == pSettings->usUartIrq) { 223 pBDData->bShareDspIrq = pBDData->bShareUartIrq = 1; 224 } else { 225 pBDData->bShareDspIrq = pBDData->bShareUartIrq = 0; 226 } 227 228 PRINTK_1(TRACE_TP3780I, "tp3780i::tp3780I_CalcResources exit\n"); 229 230 return 0; 231 } 232 233 234 int tp3780I_ClaimResources(THINKPAD_BD_DATA * pBDData) 235 { 236 int retval = 0; 237 DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; 238 struct resource *pres; 239 240 PRINTK_2(TRACE_TP3780I, 241 "tp3780i::tp3780I_ClaimResources entry pBDData %p\n", pBDData); 242 243 pres = request_region(pSettings->usDspBaseIO, 16, "mwave_3780i"); 244 if ( pres == NULL ) retval = -EIO; 245 246 if (retval) { 247 PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_ClaimResources: Error: Could not claim I/O region starting at %x\n", pSettings->usDspBaseIO); 248 retval = -EIO; 249 } 250 251 PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_ClaimResources exit retval %x\n", retval); 252 253 return retval; 254 } 255 256 int tp3780I_ReleaseResources(THINKPAD_BD_DATA * pBDData) 257 { 258 int retval = 0; 259 DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; 260 261 PRINTK_2(TRACE_TP3780I, 262 "tp3780i::tp3780I_ReleaseResources entry pBDData %p\n", pBDData); 263 264 release_region(pSettings->usDspBaseIO & (~3), 16); 265 266 if (pSettings->bInterruptClaimed) { 267 free_irq(pSettings->usDspIrq, NULL); 268 pSettings->bInterruptClaimed = false; 269 } 270 271 PRINTK_2(TRACE_TP3780I, 272 "tp3780i::tp3780I_ReleaseResources exit retval %x\n", retval); 273 274 return retval; 275 } 276 277 278 279 int tp3780I_EnableDSP(THINKPAD_BD_DATA * pBDData) 280 { 281 DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; 282 bool bDSPPoweredUp = false, bInterruptAllocated = false; 283 284 PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_EnableDSP entry pBDData %p\n", pBDData); 285 286 if (pBDData->bDSPEnabled) { 287 PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_EnableDSP: Error: DSP already enabled!\n"); 288 goto exit_cleanup; 289 } 290 291 if (!pSettings->bDSPEnabled) { 292 PRINTK_ERROR(KERN_ERR_MWAVE "tp3780::tp3780I_EnableDSP: Error: pSettings->bDSPEnabled not set\n"); 293 goto exit_cleanup; 294 } 295 296 if ( 297 (pSettings->usDspIrq >= s_numIrqs) 298 || (pSettings->usDspDma >= s_numDmas) 299 || (s_ausThinkpadIrqToField[pSettings->usDspIrq] == 0xFFFF) 300 || (s_ausThinkpadDmaToField[pSettings->usDspDma] == 0xFFFF) 301 ) { 302 PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_EnableDSP: Error: invalid irq %x\n", pSettings->usDspIrq); 303 goto exit_cleanup; 304 } 305 306 if ( 307 ((pSettings->usDspBaseIO & 0xF00F) != 0) 308 || (pSettings->usDspBaseIO & 0x0FF0) == 0 309 ) { 310 PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_EnableDSP: Error: Invalid DSP base I/O address %x\n", pSettings->usDspBaseIO); 311 goto exit_cleanup; 312 } 313 314 if (pSettings->bModemEnabled) { 315 if ( 316 pSettings->usUartIrq >= s_numIrqs 317 || s_ausThinkpadIrqToField[pSettings->usUartIrq] == 0xFFFF 318 ) { 319 PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_EnableDSP: Error: Invalid UART IRQ %x\n", pSettings->usUartIrq); 320 goto exit_cleanup; 321 } 322 switch (pSettings->usUartBaseIO) { 323 case 0x03F8: 324 case 0x02F8: 325 case 0x03E8: 326 case 0x02E8: 327 break; 328 329 default: 330 PRINTK_ERROR("tp3780i::tp3780I_EnableDSP: Error: Invalid UART base I/O address %x\n", pSettings->usUartBaseIO); 331 goto exit_cleanup; 332 } 333 } 334 335 pSettings->bDspIrqActiveLow = pSettings->bDspIrqPulse = true; 336 pSettings->bUartIrqActiveLow = pSettings->bUartIrqPulse = true; 337 338 if (pBDData->bShareDspIrq) { 339 pSettings->bDspIrqActiveLow = false; 340 } 341 if (pBDData->bShareUartIrq) { 342 pSettings->bUartIrqActiveLow = false; 343 } 344 345 pSettings->usNumTransfers = TP_CFG_NumTransfers; 346 pSettings->usReRequest = TP_CFG_RerequestTimer; 347 pSettings->bEnableMEMCS16 = TP_CFG_MEMCS16; 348 pSettings->usIsaMemCmdWidth = TP_CFG_IsaMemCmdWidth; 349 pSettings->bGateIOCHRDY = TP_CFG_GateIOCHRDY; 350 pSettings->bEnablePwrMgmt = TP_CFG_EnablePwrMgmt; 351 pSettings->usHBusTimerLoadValue = TP_CFG_HBusTimerValue; 352 pSettings->bDisableLBusTimeout = TP_CFG_DisableLBusTimeout; 353 pSettings->usN_Divisor = TP_CFG_N_Divisor; 354 pSettings->usM_Multiplier = TP_CFG_M_Multiplier; 355 pSettings->bPllBypass = TP_CFG_PllBypass; 356 pSettings->usChipletEnable = TP_CFG_ChipletEnable; 357 358 if (request_irq(pSettings->usUartIrq, &UartInterrupt, 0, "mwave_uart", NULL)) { 359 PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_EnableDSP: Error: Could not get UART IRQ %x\n", pSettings->usUartIrq); 360 goto exit_cleanup; 361 } else { /* no conflict just release */ 362 free_irq(pSettings->usUartIrq, NULL); 363 } 364 365 if (request_irq(pSettings->usDspIrq, &DspInterrupt, 0, "mwave_3780i", NULL)) { 366 PRINTK_ERROR("tp3780i::tp3780I_EnableDSP: Error: Could not get 3780i IRQ %x\n", pSettings->usDspIrq); 367 goto exit_cleanup; 368 } else { 369 PRINTK_3(TRACE_TP3780I, 370 "tp3780i::tp3780I_EnableDSP, got interrupt %x bShareDspIrq %x\n", 371 pSettings->usDspIrq, pBDData->bShareDspIrq); 372 bInterruptAllocated = true; 373 pSettings->bInterruptClaimed = true; 374 } 375 376 smapi_set_DSP_power_state(false); 377 if (smapi_set_DSP_power_state(true)) { 378 PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_EnableDSP: Error: smapi_set_DSP_power_state(true) failed\n"); 379 goto exit_cleanup; 380 } else { 381 bDSPPoweredUp = true; 382 } 383 384 if (dsp3780I_EnableDSP(pSettings, s_ausThinkpadIrqToField, s_ausThinkpadDmaToField)) { 385 PRINTK_ERROR("tp3780i::tp3780I_EnableDSP: Error: dsp7880I_EnableDSP() failed\n"); 386 goto exit_cleanup; 387 } 388 389 EnableSRAM(pBDData); 390 391 pBDData->bDSPEnabled = true; 392 393 PRINTK_1(TRACE_TP3780I, "tp3780i::tp3780I_EnableDSP exit\n"); 394 395 return 0; 396 397 exit_cleanup: 398 PRINTK_ERROR("tp3780i::tp3780I_EnableDSP: Cleaning up\n"); 399 if (bDSPPoweredUp) 400 smapi_set_DSP_power_state(false); 401 if (bInterruptAllocated) { 402 free_irq(pSettings->usDspIrq, NULL); 403 pSettings->bInterruptClaimed = false; 404 } 405 return -EIO; 406 } 407 408 409 int tp3780I_DisableDSP(THINKPAD_BD_DATA * pBDData) 410 { 411 int retval = 0; 412 DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; 413 414 PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_DisableDSP entry pBDData %p\n", pBDData); 415 416 if (pBDData->bDSPEnabled) { 417 dsp3780I_DisableDSP(&pBDData->rDspSettings); 418 if (pSettings->bInterruptClaimed) { 419 free_irq(pSettings->usDspIrq, NULL); 420 pSettings->bInterruptClaimed = false; 421 } 422 smapi_set_DSP_power_state(false); 423 pBDData->bDSPEnabled = false; 424 } 425 426 PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_DisableDSP exit retval %x\n", retval); 427 428 return retval; 429 } 430 431 432 int tp3780I_ResetDSP(THINKPAD_BD_DATA * pBDData) 433 { 434 int retval = 0; 435 DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; 436 437 PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_ResetDSP entry pBDData %p\n", 438 pBDData); 439 440 if (dsp3780I_Reset(pSettings) == 0) { 441 EnableSRAM(pBDData); 442 } else { 443 retval = -EIO; 444 } 445 446 PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_ResetDSP exit retval %x\n", retval); 447 448 return retval; 449 } 450 451 452 int tp3780I_StartDSP(THINKPAD_BD_DATA * pBDData) 453 { 454 int retval = 0; 455 DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; 456 457 PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_StartDSP entry pBDData %p\n", pBDData); 458 459 if (dsp3780I_Run(pSettings) == 0) { 460 // @BUG @TBD EnableSRAM(pBDData); 461 } else { 462 retval = -EIO; 463 } 464 465 PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_StartDSP exit retval %x\n", retval); 466 467 return retval; 468 } 469 470 471 int tp3780I_QueryAbilities(THINKPAD_BD_DATA * pBDData, MW_ABILITIES * pAbilities) 472 { 473 int retval = 0; 474 475 PRINTK_2(TRACE_TP3780I, 476 "tp3780i::tp3780I_QueryAbilities entry pBDData %p\n", pBDData); 477 478 memset(pAbilities, 0, sizeof(*pAbilities)); 479 /* fill out standard constant fields */ 480 pAbilities->instr_per_sec = pBDData->rDspSettings.uIps; 481 pAbilities->data_size = pBDData->rDspSettings.uDStoreSize; 482 pAbilities->inst_size = pBDData->rDspSettings.uIStoreSize; 483 pAbilities->bus_dma_bw = pBDData->rDspSettings.uDmaBandwidth; 484 485 /* fill out dynamically determined fields */ 486 pAbilities->component_list[0] = 0x00010000 | MW_ADC_MASK; 487 pAbilities->component_list[1] = 0x00010000 | MW_ACI_MASK; 488 pAbilities->component_list[2] = 0x00010000 | MW_AIC1_MASK; 489 pAbilities->component_list[3] = 0x00010000 | MW_AIC2_MASK; 490 pAbilities->component_list[4] = 0x00010000 | MW_CDDAC_MASK; 491 pAbilities->component_list[5] = 0x00010000 | MW_MIDI_MASK; 492 pAbilities->component_list[6] = 0x00010000 | MW_UART_MASK; 493 pAbilities->component_count = 7; 494 495 /* Fill out Mwave OS and BIOS task names */ 496 497 memcpy(pAbilities->mwave_os_name, TP_ABILITIES_MWAVEOS_NAME, 498 sizeof(TP_ABILITIES_MWAVEOS_NAME)); 499 memcpy(pAbilities->bios_task_name, TP_ABILITIES_BIOSTASK_NAME, 500 sizeof(TP_ABILITIES_BIOSTASK_NAME)); 501 502 PRINTK_1(TRACE_TP3780I, 503 "tp3780i::tp3780I_QueryAbilities exit retval=SUCCESSFUL\n"); 504 505 return retval; 506 } 507 508 int tp3780I_ReadWriteDspDStore(THINKPAD_BD_DATA * pBDData, unsigned int uOpcode, 509 void __user *pvBuffer, unsigned int uCount, 510 unsigned long ulDSPAddr) 511 { 512 int retval = 0; 513 DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; 514 unsigned short usDspBaseIO = pSettings->usDspBaseIO; 515 bool bRC = 0; 516 517 PRINTK_6(TRACE_TP3780I, 518 "tp3780i::tp3780I_ReadWriteDspDStore entry pBDData %p, uOpcode %x, pvBuffer %p, uCount %x, ulDSPAddr %lx\n", 519 pBDData, uOpcode, pvBuffer, uCount, ulDSPAddr); 520 521 if (pBDData->bDSPEnabled) { 522 switch (uOpcode) { 523 case IOCTL_MW_READ_DATA: 524 bRC = dsp3780I_ReadDStore(usDspBaseIO, pvBuffer, uCount, ulDSPAddr); 525 break; 526 527 case IOCTL_MW_READCLEAR_DATA: 528 bRC = dsp3780I_ReadAndClearDStore(usDspBaseIO, pvBuffer, uCount, ulDSPAddr); 529 break; 530 531 case IOCTL_MW_WRITE_DATA: 532 bRC = dsp3780I_WriteDStore(usDspBaseIO, pvBuffer, uCount, ulDSPAddr); 533 break; 534 } 535 } 536 537 retval = (bRC) ? -EIO : 0; 538 PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_ReadWriteDspDStore exit retval %x\n", retval); 539 540 return retval; 541 } 542 543 544 int tp3780I_ReadWriteDspIStore(THINKPAD_BD_DATA * pBDData, unsigned int uOpcode, 545 void __user *pvBuffer, unsigned int uCount, 546 unsigned long ulDSPAddr) 547 { 548 int retval = 0; 549 DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; 550 unsigned short usDspBaseIO = pSettings->usDspBaseIO; 551 bool bRC = 0; 552 553 PRINTK_6(TRACE_TP3780I, 554 "tp3780i::tp3780I_ReadWriteDspIStore entry pBDData %p, uOpcode %x, pvBuffer %p, uCount %x, ulDSPAddr %lx\n", 555 pBDData, uOpcode, pvBuffer, uCount, ulDSPAddr); 556 557 if (pBDData->bDSPEnabled) { 558 switch (uOpcode) { 559 case IOCTL_MW_READ_INST: 560 bRC = dsp3780I_ReadIStore(usDspBaseIO, pvBuffer, uCount, ulDSPAddr); 561 break; 562 563 case IOCTL_MW_WRITE_INST: 564 bRC = dsp3780I_WriteIStore(usDspBaseIO, pvBuffer, uCount, ulDSPAddr); 565 break; 566 } 567 } 568 569 retval = (bRC) ? -EIO : 0; 570 571 PRINTK_2(TRACE_TP3780I, 572 "tp3780i::tp3780I_ReadWriteDspIStore exit retval %x\n", retval); 573 574 return retval; 575 } 576 577