drivers/char/mwave/tp3780i.c

   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         PRINTK_2(TRACE_TP3780I,
 474                 "tp3780i::tp3780I_QueryAbilities entry pBDData %p\n", pBDData);
 475
 476         memset(pAbilities, 0, sizeof(*pAbilities));
 477         /* fill out standard constant fields */
 478         pAbilities->instr_per_sec = pBDData->rDspSettings.uIps;
 479         pAbilities->data_size = pBDData->rDspSettings.uDStoreSize;
 480         pAbilities->inst_size = pBDData->rDspSettings.uIStoreSize;
 481         pAbilities->bus_dma_bw = pBDData->rDspSettings.uDmaBandwidth;
 482
 483         /* fill out dynamically determined fields */
 484         pAbilities->component_list[0] = 0x00010000 | MW_ADC_MASK;
 485         pAbilities->component_list[1] = 0x00010000 | MW_ACI_MASK;
 486         pAbilities->component_list[2] = 0x00010000 | MW_AIC1_MASK;
 487         pAbilities->component_list[3] = 0x00010000 | MW_AIC2_MASK;
 488         pAbilities->component_list[4] = 0x00010000 | MW_CDDAC_MASK;
 489         pAbilities->component_list[5] = 0x00010000 | MW_MIDI_MASK;
 490         pAbilities->component_list[6] = 0x00010000 | MW_UART_MASK;
 491         pAbilities->component_count = 7;
 492
 493         /* Fill out Mwave OS and BIOS task names */
 494
 495         memcpy(pAbilities->mwave_os_name, TP_ABILITIES_MWAVEOS_NAME,
 496                 sizeof(TP_ABILITIES_MWAVEOS_NAME));
 497         memcpy(pAbilities->bios_task_name, TP_ABILITIES_BIOSTASK_NAME,
 498                 sizeof(TP_ABILITIES_BIOSTASK_NAME));
 499
 500         PRINTK_1(TRACE_TP3780I,
 501                 "tp3780i::tp3780I_QueryAbilities exit retval=SUCCESSFUL\n");
 502
 503         return 0;
 504 }
 505
 506 int tp3780I_ReadWriteDspDStore(THINKPAD_BD_DATA * pBDData, unsigned int uOpcode,
 507                                void __user *pvBuffer, unsigned int uCount,
 508                                unsigned long ulDSPAddr)
 509 {
 510         int retval = 0;
 511         DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings;
 512         unsigned short usDspBaseIO = pSettings->usDspBaseIO;
 513         bool bRC = 0;
 514
 515         PRINTK_6(TRACE_TP3780I,
 516                 "tp3780i::tp3780I_ReadWriteDspDStore entry pBDData %p, uOpcode %x, pvBuffer %p, uCount %x, ulDSPAddr %lx\n",
 517                 pBDData, uOpcode, pvBuffer, uCount, ulDSPAddr);
 518
 519         if (pBDData->bDSPEnabled) {
 520                 switch (uOpcode) {
 521                 case IOCTL_MW_READ_DATA:
 522                         bRC = dsp3780I_ReadDStore(usDspBaseIO, pvBuffer, uCount, ulDSPAddr);
 523                         break;
 524
 525                 case IOCTL_MW_READCLEAR_DATA:
 526                         bRC = dsp3780I_ReadAndClearDStore(usDspBaseIO, pvBuffer, uCount, ulDSPAddr);
 527                         break;
 528
 529                 case IOCTL_MW_WRITE_DATA:
 530                         bRC = dsp3780I_WriteDStore(usDspBaseIO, pvBuffer, uCount, ulDSPAddr);
 531                         break;
 532                 }
 533         }
 534
 535         retval = (bRC) ? -EIO : 0;
 536         PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_ReadWriteDspDStore exit retval %x\n", retval);
 537
 538         return retval;
 539 }
 540
 541
 542 int tp3780I_ReadWriteDspIStore(THINKPAD_BD_DATA * pBDData, unsigned int uOpcode,
 543                                void __user *pvBuffer, unsigned int uCount,
 544                                unsigned long ulDSPAddr)
 545 {
 546         int retval = 0;
 547         DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings;
 548         unsigned short usDspBaseIO = pSettings->usDspBaseIO;
 549         bool bRC = 0;
 550
 551         PRINTK_6(TRACE_TP3780I,
 552                 "tp3780i::tp3780I_ReadWriteDspIStore entry pBDData %p, uOpcode %x, pvBuffer %p, uCount %x, ulDSPAddr %lx\n",
 553                 pBDData, uOpcode, pvBuffer, uCount, ulDSPAddr);
 554
 555         if (pBDData->bDSPEnabled) {
 556                 switch (uOpcode) {
 557                 case IOCTL_MW_READ_INST:
 558                         bRC = dsp3780I_ReadIStore(usDspBaseIO, pvBuffer, uCount, ulDSPAddr);
 559                         break;
 560
 561                 case IOCTL_MW_WRITE_INST:
 562                         bRC = dsp3780I_WriteIStore(usDspBaseIO, pvBuffer, uCount, ulDSPAddr);
 563                         break;
 564                 }
 565         }
 566
 567         retval = (bRC) ? -EIO : 0;
 568
 569         PRINTK_2(TRACE_TP3780I,
 570                 "tp3780i::tp3780I_ReadWriteDspIStore exit retval %x\n", retval);
 571
 572         return retval;
 573 }
 574