linux/drivers/char/mwave/tp3780i.c
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   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
  60static unsigned short s_ausThinkpadIrqToField[16] =
  61        { 0xFFFF, 0xFFFF, 0xFFFF, 0x0001, 0x0002, 0x0003, 0xFFFF, 0x0004,
  62        0xFFFF, 0xFFFF, 0x0005, 0x0006, 0xFFFF, 0xFFFF, 0xFFFF, 0x0007 };
  63static unsigned short s_ausThinkpadDmaToField[8] =
  64        { 0x0001, 0x0002, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0x0003, 0x0004 };
  65static unsigned short s_numIrqs = 16, s_numDmas = 8;
  66
  67
  68static 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
  96static 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
 103static 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
 155int 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
 180int tp3780I_Cleanup(THINKPAD_BD_DATA * pBDData)
 181{
 182        int retval = 0;
 183
 184        PRINTK_2(TRACE_TP3780I,
 185                "tp3780i::tp3780I_Cleanup entry and exit pBDData %p\n", pBDData);
 186
 187        return retval;
 188}
 189
 190int tp3780I_CalcResources(THINKPAD_BD_DATA * pBDData)
 191{
 192        SMAPI_DSP_SETTINGS rSmapiInfo;
 193        DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings;
 194
 195        PRINTK_2(TRACE_TP3780I,
 196                "tp3780i::tp3780I_CalcResources entry pBDData %p\n", pBDData);
 197
 198        if (smapi_query_DSP_cfg(&rSmapiInfo)) {
 199                PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_CalcResources: Error: Could not query DSP config. Aborting.\n");
 200                return -EIO;
 201        }
 202
 203        /* Sanity check */
 204        if (
 205                ( rSmapiInfo.usDspIRQ == 0 )
 206                || ( rSmapiInfo.usDspBaseIO ==  0 )
 207                || ( rSmapiInfo.usUartIRQ ==  0 )
 208                || ( rSmapiInfo.usUartBaseIO ==  0 )
 209        ) {
 210                PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_CalcResources: Error: Illegal resource setting. Aborting.\n");
 211                return -EIO;
 212        }
 213
 214        pSettings->bDSPEnabled = (rSmapiInfo.bDSPEnabled && rSmapiInfo.bDSPPresent);
 215        pSettings->bModemEnabled = rSmapiInfo.bModemEnabled;
 216        pSettings->usDspIrq = rSmapiInfo.usDspIRQ;
 217        pSettings->usDspDma = rSmapiInfo.usDspDMA;
 218        pSettings->usDspBaseIO = rSmapiInfo.usDspBaseIO;
 219        pSettings->usUartIrq = rSmapiInfo.usUartIRQ;
 220        pSettings->usUartBaseIO = rSmapiInfo.usUartBaseIO;
 221
 222        pSettings->uDStoreSize = TP_ABILITIES_DATA_SIZE;
 223        pSettings->uIStoreSize = TP_ABILITIES_INST_SIZE;
 224        pSettings->uIps = TP_ABILITIES_INTS_PER_SEC;
 225
 226        if (pSettings->bDSPEnabled && pSettings->bModemEnabled && pSettings->usDspIrq == pSettings->usUartIrq) {
 227                pBDData->bShareDspIrq = pBDData->bShareUartIrq = 1;
 228        } else {
 229                pBDData->bShareDspIrq = pBDData->bShareUartIrq = 0;
 230        }
 231
 232        PRINTK_1(TRACE_TP3780I, "tp3780i::tp3780I_CalcResources exit\n");
 233
 234        return 0;
 235}
 236
 237
 238int tp3780I_ClaimResources(THINKPAD_BD_DATA * pBDData)
 239{
 240        int retval = 0;
 241        DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings;
 242        struct resource *pres;
 243
 244        PRINTK_2(TRACE_TP3780I,
 245                "tp3780i::tp3780I_ClaimResources entry pBDData %p\n", pBDData);
 246
 247        pres = request_region(pSettings->usDspBaseIO, 16, "mwave_3780i");
 248        if ( pres == NULL ) retval = -EIO;
 249
 250        if (retval) {
 251                PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_ClaimResources: Error: Could not claim I/O region starting at %x\n", pSettings->usDspBaseIO);
 252                retval = -EIO;
 253        }
 254
 255        PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_ClaimResources exit retval %x\n", retval);
 256
 257        return retval;
 258}
 259
 260int tp3780I_ReleaseResources(THINKPAD_BD_DATA * pBDData)
 261{
 262        int retval = 0;
 263        DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings;
 264
 265        PRINTK_2(TRACE_TP3780I,
 266                "tp3780i::tp3780I_ReleaseResources entry pBDData %p\n", pBDData);
 267
 268        release_region(pSettings->usDspBaseIO & (~3), 16);
 269
 270        if (pSettings->bInterruptClaimed) {
 271                free_irq(pSettings->usDspIrq, NULL);
 272                pSettings->bInterruptClaimed = FALSE;
 273        }
 274
 275        PRINTK_2(TRACE_TP3780I,
 276                "tp3780i::tp3780I_ReleaseResources exit retval %x\n", retval);
 277
 278        return retval;
 279}
 280
 281
 282
 283int tp3780I_EnableDSP(THINKPAD_BD_DATA * pBDData)
 284{
 285        DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings;
 286        BOOLEAN bDSPPoweredUp = FALSE, bInterruptAllocated = FALSE;
 287
 288        PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_EnableDSP entry pBDData %p\n", pBDData);
 289
 290        if (pBDData->bDSPEnabled) {
 291                PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_EnableDSP: Error: DSP already enabled!\n");
 292                goto exit_cleanup;
 293        }
 294
 295        if (!pSettings->bDSPEnabled) {
 296                PRINTK_ERROR(KERN_ERR_MWAVE "tp3780::tp3780I_EnableDSP: Error: pSettings->bDSPEnabled not set\n");
 297                goto exit_cleanup;
 298        }
 299
 300        if (
 301                (pSettings->usDspIrq >= s_numIrqs)
 302                || (pSettings->usDspDma >= s_numDmas)
 303                || (s_ausThinkpadIrqToField[pSettings->usDspIrq] == 0xFFFF)
 304                || (s_ausThinkpadDmaToField[pSettings->usDspDma] == 0xFFFF)
 305        ) {
 306                PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_EnableDSP: Error: invalid irq %x\n", pSettings->usDspIrq);
 307                goto exit_cleanup;
 308        }
 309
 310        if (
 311                ((pSettings->usDspBaseIO & 0xF00F) != 0)
 312                || (pSettings->usDspBaseIO & 0x0FF0) == 0
 313        ) {
 314                PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_EnableDSP: Error: Invalid DSP base I/O address %x\n", pSettings->usDspBaseIO);
 315                goto exit_cleanup;
 316        }
 317
 318        if (pSettings->bModemEnabled) {
 319                if (
 320                        pSettings->usUartIrq >= s_numIrqs
 321                        || s_ausThinkpadIrqToField[pSettings->usUartIrq] == 0xFFFF
 322                ) {
 323                        PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_EnableDSP: Error: Invalid UART IRQ %x\n", pSettings->usUartIrq);
 324                        goto exit_cleanup;
 325                }
 326                switch (pSettings->usUartBaseIO) {
 327                        case 0x03F8:
 328                        case 0x02F8:
 329                        case 0x03E8:
 330                        case 0x02E8:
 331                                break;
 332
 333                        default:
 334                                PRINTK_ERROR("tp3780i::tp3780I_EnableDSP: Error: Invalid UART base I/O address %x\n", pSettings->usUartBaseIO);
 335                                goto exit_cleanup;
 336                }
 337        }
 338
 339        pSettings->bDspIrqActiveLow = pSettings->bDspIrqPulse = TRUE;
 340        pSettings->bUartIrqActiveLow = pSettings->bUartIrqPulse = TRUE;
 341
 342        if (pBDData->bShareDspIrq) {
 343                pSettings->bDspIrqActiveLow = FALSE;
 344        }
 345        if (pBDData->bShareUartIrq) {
 346                pSettings->bUartIrqActiveLow = FALSE;
 347        }
 348
 349        pSettings->usNumTransfers = TP_CFG_NumTransfers;
 350        pSettings->usReRequest = TP_CFG_RerequestTimer;
 351        pSettings->bEnableMEMCS16 = TP_CFG_MEMCS16;
 352        pSettings->usIsaMemCmdWidth = TP_CFG_IsaMemCmdWidth;
 353        pSettings->bGateIOCHRDY = TP_CFG_GateIOCHRDY;
 354        pSettings->bEnablePwrMgmt = TP_CFG_EnablePwrMgmt;
 355        pSettings->usHBusTimerLoadValue = TP_CFG_HBusTimerValue;
 356        pSettings->bDisableLBusTimeout = TP_CFG_DisableLBusTimeout;
 357        pSettings->usN_Divisor = TP_CFG_N_Divisor;
 358        pSettings->usM_Multiplier = TP_CFG_M_Multiplier;
 359        pSettings->bPllBypass = TP_CFG_PllBypass;
 360        pSettings->usChipletEnable = TP_CFG_ChipletEnable;
 361
 362        if (request_irq(pSettings->usUartIrq, &UartInterrupt, 0, "mwave_uart", NULL)) {
 363                PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_EnableDSP: Error: Could not get UART IRQ %x\n", pSettings->usUartIrq);
 364                goto exit_cleanup;
 365        } else {                /* no conflict just release */
 366                free_irq(pSettings->usUartIrq, NULL);
 367        }
 368
 369        if (request_irq(pSettings->usDspIrq, &DspInterrupt, 0, "mwave_3780i", NULL)) {
 370                PRINTK_ERROR("tp3780i::tp3780I_EnableDSP: Error: Could not get 3780i IRQ %x\n", pSettings->usDspIrq);
 371                goto exit_cleanup;
 372        } else {
 373                PRINTK_3(TRACE_TP3780I,
 374                        "tp3780i::tp3780I_EnableDSP, got interrupt %x bShareDspIrq %x\n",
 375                        pSettings->usDspIrq, pBDData->bShareDspIrq);
 376                bInterruptAllocated = TRUE;
 377                pSettings->bInterruptClaimed = TRUE;
 378        }
 379
 380        smapi_set_DSP_power_state(FALSE);
 381        if (smapi_set_DSP_power_state(TRUE)) {
 382                PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_EnableDSP: Error: smapi_set_DSP_power_state(TRUE) failed\n");
 383                goto exit_cleanup;
 384        } else {
 385                bDSPPoweredUp = TRUE;
 386        }
 387
 388        if (dsp3780I_EnableDSP(pSettings, s_ausThinkpadIrqToField, s_ausThinkpadDmaToField)) {
 389                PRINTK_ERROR("tp3780i::tp3780I_EnableDSP: Error: dsp7880I_EnableDSP() failed\n");
 390                goto exit_cleanup;
 391        }
 392
 393        EnableSRAM(pBDData);
 394
 395        pBDData->bDSPEnabled = TRUE;
 396
 397        PRINTK_1(TRACE_TP3780I, "tp3780i::tp3780I_EnableDSP exit\n");
 398
 399        return 0;
 400
 401exit_cleanup:
 402        PRINTK_ERROR("tp3780i::tp3780I_EnableDSP: Cleaning up\n");
 403        if (bDSPPoweredUp)
 404                smapi_set_DSP_power_state(FALSE);
 405        if (bInterruptAllocated) {
 406                free_irq(pSettings->usDspIrq, NULL);
 407                pSettings->bInterruptClaimed = FALSE;
 408        }
 409        return -EIO;
 410}
 411
 412
 413int tp3780I_DisableDSP(THINKPAD_BD_DATA * pBDData)
 414{
 415        int retval = 0;
 416        DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings;
 417
 418        PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_DisableDSP entry pBDData %p\n", pBDData);
 419
 420        if (pBDData->bDSPEnabled) {
 421                dsp3780I_DisableDSP(&pBDData->rDspSettings);
 422                if (pSettings->bInterruptClaimed) {
 423                        free_irq(pSettings->usDspIrq, NULL);
 424                        pSettings->bInterruptClaimed = FALSE;
 425                }
 426                smapi_set_DSP_power_state(FALSE);
 427                pBDData->bDSPEnabled = FALSE;
 428        }
 429
 430        PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_DisableDSP exit retval %x\n", retval);
 431
 432        return retval;
 433}
 434
 435
 436int tp3780I_ResetDSP(THINKPAD_BD_DATA * pBDData)
 437{
 438        int retval = 0;
 439        DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings;
 440
 441        PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_ResetDSP entry pBDData %p\n",
 442                pBDData);
 443
 444        if (dsp3780I_Reset(pSettings) == 0) {
 445                EnableSRAM(pBDData);
 446        } else {
 447                retval = -EIO;
 448        }
 449
 450        PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_ResetDSP exit retval %x\n", retval);
 451
 452        return retval;
 453}
 454
 455
 456int tp3780I_StartDSP(THINKPAD_BD_DATA * pBDData)
 457{
 458        int retval = 0;
 459        DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings;
 460
 461        PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_StartDSP entry pBDData %p\n", pBDData);
 462
 463        if (dsp3780I_Run(pSettings) == 0) {
 464                // @BUG @TBD EnableSRAM(pBDData);
 465        } else {
 466                retval = -EIO;
 467        }
 468
 469        PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_StartDSP exit retval %x\n", retval);
 470
 471        return retval;
 472}
 473
 474
 475int tp3780I_QueryAbilities(THINKPAD_BD_DATA * pBDData, MW_ABILITIES * pAbilities)
 476{
 477        int retval = 0;
 478
 479        PRINTK_2(TRACE_TP3780I,
 480                "tp3780i::tp3780I_QueryAbilities entry pBDData %p\n", pBDData);
 481
 482        /* fill out standard constant fields */
 483        pAbilities->instr_per_sec = pBDData->rDspSettings.uIps;
 484        pAbilities->data_size = pBDData->rDspSettings.uDStoreSize;
 485        pAbilities->inst_size = pBDData->rDspSettings.uIStoreSize;
 486        pAbilities->bus_dma_bw = pBDData->rDspSettings.uDmaBandwidth;
 487
 488        /* fill out dynamically determined fields */
 489        pAbilities->component_list[0] = 0x00010000 | MW_ADC_MASK;
 490        pAbilities->component_list[1] = 0x00010000 | MW_ACI_MASK;
 491        pAbilities->component_list[2] = 0x00010000 | MW_AIC1_MASK;
 492        pAbilities->component_list[3] = 0x00010000 | MW_AIC2_MASK;
 493        pAbilities->component_list[4] = 0x00010000 | MW_CDDAC_MASK;
 494        pAbilities->component_list[5] = 0x00010000 | MW_MIDI_MASK;
 495        pAbilities->component_list[6] = 0x00010000 | MW_UART_MASK;
 496        pAbilities->component_count = 7;
 497
 498        /* Fill out Mwave OS and BIOS task names */
 499
 500        memcpy(pAbilities->mwave_os_name, TP_ABILITIES_MWAVEOS_NAME,
 501                sizeof(TP_ABILITIES_MWAVEOS_NAME));
 502        memcpy(pAbilities->bios_task_name, TP_ABILITIES_BIOSTASK_NAME,
 503                sizeof(TP_ABILITIES_BIOSTASK_NAME));
 504
 505        PRINTK_1(TRACE_TP3780I,
 506                "tp3780i::tp3780I_QueryAbilities exit retval=SUCCESSFUL\n");
 507
 508        return retval;
 509}
 510
 511int tp3780I_ReadWriteDspDStore(THINKPAD_BD_DATA * pBDData, unsigned int uOpcode,
 512                               void __user *pvBuffer, unsigned int uCount,
 513                               unsigned long ulDSPAddr)
 514{
 515        int retval = 0;
 516        DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings;
 517        unsigned short usDspBaseIO = pSettings->usDspBaseIO;
 518        BOOLEAN bRC = 0;
 519
 520        PRINTK_6(TRACE_TP3780I,
 521                "tp3780i::tp3780I_ReadWriteDspDStore entry pBDData %p, uOpcode %x, pvBuffer %p, uCount %x, ulDSPAddr %lx\n",
 522                pBDData, uOpcode, pvBuffer, uCount, ulDSPAddr);
 523
 524        if (pBDData->bDSPEnabled) {
 525                switch (uOpcode) {
 526                case IOCTL_MW_READ_DATA:
 527                        bRC = dsp3780I_ReadDStore(usDspBaseIO, pvBuffer, uCount, ulDSPAddr);
 528                        break;
 529
 530                case IOCTL_MW_READCLEAR_DATA:
 531                        bRC = dsp3780I_ReadAndClearDStore(usDspBaseIO, pvBuffer, uCount, ulDSPAddr);
 532                        break;
 533
 534                case IOCTL_MW_WRITE_DATA:
 535                        bRC = dsp3780I_WriteDStore(usDspBaseIO, pvBuffer, uCount, ulDSPAddr);
 536                        break;
 537                }
 538        }
 539
 540        retval = (bRC) ? -EIO : 0;
 541        PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_ReadWriteDspDStore exit retval %x\n", retval);
 542
 543        return retval;
 544}
 545
 546
 547int tp3780I_ReadWriteDspIStore(THINKPAD_BD_DATA * pBDData, unsigned int uOpcode,
 548                               void __user *pvBuffer, unsigned int uCount,
 549                               unsigned long ulDSPAddr)
 550{
 551        int retval = 0;
 552        DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings;
 553        unsigned short usDspBaseIO = pSettings->usDspBaseIO;
 554        BOOLEAN bRC = 0;
 555
 556        PRINTK_6(TRACE_TP3780I,
 557                "tp3780i::tp3780I_ReadWriteDspIStore entry pBDData %p, uOpcode %x, pvBuffer %p, uCount %x, ulDSPAddr %lx\n",
 558                pBDData, uOpcode, pvBuffer, uCount, ulDSPAddr);
 559
 560        if (pBDData->bDSPEnabled) {
 561                switch (uOpcode) {
 562                case IOCTL_MW_READ_INST:
 563                        bRC = dsp3780I_ReadIStore(usDspBaseIO, pvBuffer, uCount, ulDSPAddr);
 564                        break;
 565
 566                case IOCTL_MW_WRITE_INST:
 567                        bRC = dsp3780I_WriteIStore(usDspBaseIO, pvBuffer, uCount, ulDSPAddr);
 568                        break;
 569                }
 570        }
 571
 572        retval = (bRC) ? -EIO : 0;
 573
 574        PRINTK_2(TRACE_TP3780I,
 575                "tp3780i::tp3780I_ReadWriteDspIStore exit retval %x\n", retval);
 576
 577        return retval;
 578}
 579
 580
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