linux/sound/pci/riptide/riptide.c
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   1/*
   2 *   Driver for the Conexant Riptide Soundchip
   3 *
   4 *      Copyright (c) 2004 Peter Gruber <nokos@gmx.net>
   5 *
   6 *   This program is free software; you can redistribute it and/or modify
   7 *   it under the terms of the GNU General Public License as published by
   8 *   the Free Software Foundation; either version 2 of the License, or
   9 *   (at your option) any later version.
  10 *
  11 *   This program is distributed in the hope that it will be useful,
  12 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 *   GNU General Public License for more details.
  15 *
  16 *   You should have received a copy of the GNU General Public License
  17 *   along with this program; if not, write to the Free Software
  18 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  19 *
  20 */
  21/*
  22  History:
  23   - 02/15/2004 first release
  24   
  25  This Driver is based on the OSS Driver version from Linuxant (riptide-0.6lnxtbeta03111100)
  26  credits from the original files:
  27  
  28  MODULE NAME:        cnxt_rt.h                       
  29  AUTHOR:             K. Lazarev  (Transcribed by KNL)
  30  HISTORY:         Major Revision               Date        By
  31            -----------------------------     --------     -----
  32            Created                           02/1/2000     KNL
  33
  34  MODULE NAME:     int_mdl.c                       
  35  AUTHOR:          Konstantin Lazarev    (Transcribed by KNL)
  36  HISTORY:         Major Revision               Date        By
  37            -----------------------------     --------     -----
  38            Created                           10/01/99      KNL
  39            
  40  MODULE NAME:        riptide.h                       
  41  AUTHOR:             O. Druzhinin  (Transcribed by OLD)
  42  HISTORY:         Major Revision               Date        By
  43            -----------------------------     --------     -----
  44            Created                           10/16/97      OLD
  45
  46  MODULE NAME:        Rp_Cmdif.cpp                       
  47  AUTHOR:             O. Druzhinin  (Transcribed by OLD)
  48                      K. Lazarev    (Transcribed by KNL)
  49  HISTORY:         Major Revision               Date        By
  50            -----------------------------     --------     -----
  51            Adopted from NT4 driver            6/22/99      OLD
  52            Ported to Linux                    9/01/99      KNL
  53
  54  MODULE NAME:        rt_hw.c                       
  55  AUTHOR:             O. Druzhinin  (Transcribed by OLD)
  56                      C. Lazarev    (Transcribed by CNL)
  57  HISTORY:         Major Revision               Date        By
  58            -----------------------------     --------     -----
  59            Created                           11/18/97      OLD
  60            Hardware functions for RipTide    11/24/97      CNL
  61            (ES1) are coded
  62            Hardware functions for RipTide    12/24/97      CNL
  63            (A0) are coded
  64            Hardware functions for RipTide    03/20/98      CNL
  65            (A1) are coded
  66            Boot loader is included           05/07/98      CNL
  67            Redesigned for WDM                07/27/98      CNL
  68            Redesigned for Linux              09/01/99      CNL
  69
  70  MODULE NAME:        rt_hw.h
  71  AUTHOR:             C. Lazarev    (Transcribed by CNL)
  72  HISTORY:         Major Revision               Date        By
  73            -----------------------------     --------     -----
  74            Created                           11/18/97      CNL
  75
  76  MODULE NAME:     rt_mdl.c                       
  77  AUTHOR:          Konstantin Lazarev    (Transcribed by KNL)
  78  HISTORY:         Major Revision               Date        By
  79            -----------------------------     --------     -----
  80            Created                           10/01/99      KNL
  81
  82  MODULE NAME:        mixer.h                        
  83  AUTHOR:             K. Kenney
  84  HISTORY:         Major Revision                   Date          By
  85            -----------------------------          --------     -----
  86            Created from MS W95 Sample             11/28/95      KRS
  87            RipTide                                10/15/97      KRS
  88            Adopted for Windows NT driver          01/20/98      CNL
  89*/
  90
  91#include <linux/delay.h>
  92#include <linux/init.h>
  93#include <linux/interrupt.h>
  94#include <linux/pci.h>
  95#include <linux/slab.h>
  96#include <linux/wait.h>
  97#include <linux/gameport.h>
  98#include <linux/device.h>
  99#include <linux/firmware.h>
 100#include <asm/io.h>
 101#include <sound/core.h>
 102#include <sound/info.h>
 103#include <sound/control.h>
 104#include <sound/pcm.h>
 105#include <sound/pcm_params.h>
 106#include <sound/ac97_codec.h>
 107#include <sound/mpu401.h>
 108#include <sound/opl3.h>
 109#include <sound/initval.h>
 110
 111#if defined(CONFIG_GAMEPORT) || (defined(MODULE) && defined(CONFIG_GAMEPORT_MODULE))
 112#define SUPPORT_JOYSTICK 1
 113#endif
 114
 115MODULE_AUTHOR("Peter Gruber <nokos@gmx.net>");
 116MODULE_DESCRIPTION("riptide");
 117MODULE_LICENSE("GPL");
 118MODULE_SUPPORTED_DEVICE("{{Conexant,Riptide}}");
 119MODULE_FIRMWARE("riptide.hex");
 120
 121static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
 122static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;
 123static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE;
 124
 125#ifdef SUPPORT_JOYSTICK
 126static int joystick_port[SNDRV_CARDS] = { [0 ... (SNDRV_CARDS - 1)] = 0x200 };
 127#endif
 128static int mpu_port[SNDRV_CARDS] = { [0 ... (SNDRV_CARDS - 1)] = 0x330 };
 129static int opl3_port[SNDRV_CARDS] = { [0 ... (SNDRV_CARDS - 1)] = 0x388 };
 130
 131module_param_array(index, int, NULL, 0444);
 132MODULE_PARM_DESC(index, "Index value for Riptide soundcard.");
 133module_param_array(id, charp, NULL, 0444);
 134MODULE_PARM_DESC(id, "ID string for Riptide soundcard.");
 135module_param_array(enable, bool, NULL, 0444);
 136MODULE_PARM_DESC(enable, "Enable Riptide soundcard.");
 137#ifdef SUPPORT_JOYSTICK
 138module_param_array(joystick_port, int, NULL, 0444);
 139MODULE_PARM_DESC(joystick_port, "Joystick port # for Riptide soundcard.");
 140#endif
 141module_param_array(mpu_port, int, NULL, 0444);
 142MODULE_PARM_DESC(mpu_port, "MPU401 port # for Riptide driver.");
 143module_param_array(opl3_port, int, NULL, 0444);
 144MODULE_PARM_DESC(opl3_port, "OPL3 port # for Riptide driver.");
 145
 146/*
 147 */
 148
 149#define MPU401_HW_RIPTIDE MPU401_HW_MPU401
 150#define OPL3_HW_RIPTIDE   OPL3_HW_OPL3
 151
 152#define PCI_EXT_CapId       0x40
 153#define PCI_EXT_NextCapPrt  0x41
 154#define PCI_EXT_PWMC        0x42
 155#define PCI_EXT_PWSCR       0x44
 156#define PCI_EXT_Data00      0x46
 157#define PCI_EXT_PMSCR_BSE   0x47
 158#define PCI_EXT_SB_Base     0x48
 159#define PCI_EXT_FM_Base     0x4a
 160#define PCI_EXT_MPU_Base    0x4C
 161#define PCI_EXT_Game_Base   0x4E
 162#define PCI_EXT_Legacy_Mask 0x50
 163#define PCI_EXT_AsicRev     0x52
 164#define PCI_EXT_Reserved3   0x53
 165
 166#define LEGACY_ENABLE_ALL      0x8000   /* legacy device options */
 167#define LEGACY_ENABLE_SB       0x4000
 168#define LEGACY_ENABLE_FM       0x2000
 169#define LEGACY_ENABLE_MPU_INT  0x1000
 170#define LEGACY_ENABLE_MPU      0x0800
 171#define LEGACY_ENABLE_GAMEPORT 0x0400
 172
 173#define MAX_WRITE_RETRY  10     /* cmd interface limits */
 174#define MAX_ERROR_COUNT  10
 175#define CMDIF_TIMEOUT    50000
 176#define RESET_TRIES      5
 177
 178#define READ_PORT_ULONG(p)     inl((unsigned long)&(p))
 179#define WRITE_PORT_ULONG(p,x)  outl(x,(unsigned long)&(p))
 180
 181#define READ_AUDIO_CONTROL(p)     READ_PORT_ULONG(p->audio_control)
 182#define WRITE_AUDIO_CONTROL(p,x)  WRITE_PORT_ULONG(p->audio_control,x)
 183#define UMASK_AUDIO_CONTROL(p,x)  WRITE_PORT_ULONG(p->audio_control,READ_PORT_ULONG(p->audio_control)|x)
 184#define MASK_AUDIO_CONTROL(p,x)   WRITE_PORT_ULONG(p->audio_control,READ_PORT_ULONG(p->audio_control)&x)
 185#define READ_AUDIO_STATUS(p)      READ_PORT_ULONG(p->audio_status)
 186
 187#define SET_GRESET(p)     UMASK_AUDIO_CONTROL(p,0x0001) /* global reset switch */
 188#define UNSET_GRESET(p)   MASK_AUDIO_CONTROL(p,~0x0001)
 189#define SET_AIE(p)        UMASK_AUDIO_CONTROL(p,0x0004) /* interrupt enable */
 190#define UNSET_AIE(p)      MASK_AUDIO_CONTROL(p,~0x0004)
 191#define SET_AIACK(p)      UMASK_AUDIO_CONTROL(p,0x0008) /* interrupt acknowledge */
 192#define UNSET_AIACKT(p)   MASKAUDIO_CONTROL(p,~0x0008)
 193#define SET_ECMDAE(p)     UMASK_AUDIO_CONTROL(p,0x0010)
 194#define UNSET_ECMDAE(p)   MASK_AUDIO_CONTROL(p,~0x0010)
 195#define SET_ECMDBE(p)     UMASK_AUDIO_CONTROL(p,0x0020)
 196#define UNSET_ECMDBE(p)   MASK_AUDIO_CONTROL(p,~0x0020)
 197#define SET_EDATAF(p)     UMASK_AUDIO_CONTROL(p,0x0040)
 198#define UNSET_EDATAF(p)   MASK_AUDIO_CONTROL(p,~0x0040)
 199#define SET_EDATBF(p)     UMASK_AUDIO_CONTROL(p,0x0080)
 200#define UNSET_EDATBF(p)   MASK_AUDIO_CONTROL(p,~0x0080)
 201#define SET_ESBIRQON(p)   UMASK_AUDIO_CONTROL(p,0x0100)
 202#define UNSET_ESBIRQON(p) MASK_AUDIO_CONTROL(p,~0x0100)
 203#define SET_EMPUIRQ(p)    UMASK_AUDIO_CONTROL(p,0x0200)
 204#define UNSET_EMPUIRQ(p)  MASK_AUDIO_CONTROL(p,~0x0200)
 205#define IS_CMDE(a)        (READ_PORT_ULONG(a->stat)&0x1)        /* cmd empty */
 206#define IS_DATF(a)        (READ_PORT_ULONG(a->stat)&0x2)        /* data filled */
 207#define IS_READY(p)       (READ_AUDIO_STATUS(p)&0x0001)
 208#define IS_DLREADY(p)     (READ_AUDIO_STATUS(p)&0x0002)
 209#define IS_DLERR(p)       (READ_AUDIO_STATUS(p)&0x0004)
 210#define IS_GERR(p)        (READ_AUDIO_STATUS(p)&0x0008) /* error ! */
 211#define IS_CMDAEIRQ(p)    (READ_AUDIO_STATUS(p)&0x0010)
 212#define IS_CMDBEIRQ(p)    (READ_AUDIO_STATUS(p)&0x0020)
 213#define IS_DATAFIRQ(p)    (READ_AUDIO_STATUS(p)&0x0040)
 214#define IS_DATBFIRQ(p)    (READ_AUDIO_STATUS(p)&0x0080)
 215#define IS_EOBIRQ(p)      (READ_AUDIO_STATUS(p)&0x0100) /* interrupt status */
 216#define IS_EOSIRQ(p)      (READ_AUDIO_STATUS(p)&0x0200)
 217#define IS_EOCIRQ(p)      (READ_AUDIO_STATUS(p)&0x0400)
 218#define IS_UNSLIRQ(p)     (READ_AUDIO_STATUS(p)&0x0800)
 219#define IS_SBIRQ(p)       (READ_AUDIO_STATUS(p)&0x1000)
 220#define IS_MPUIRQ(p)      (READ_AUDIO_STATUS(p)&0x2000)
 221
 222#define RESP 0x00000001         /* command flags */
 223#define PARM 0x00000002
 224#define CMDA 0x00000004
 225#define CMDB 0x00000008
 226#define NILL 0x00000000
 227
 228#define LONG0(a)   ((u32)a)     /* shifts and masks */
 229#define BYTE0(a)   (LONG0(a)&0xff)
 230#define BYTE1(a)   (BYTE0(a)<<8)
 231#define BYTE2(a)   (BYTE0(a)<<16)
 232#define BYTE3(a)   (BYTE0(a)<<24)
 233#define WORD0(a)   (LONG0(a)&0xffff)
 234#define WORD1(a)   (WORD0(a)<<8)
 235#define WORD2(a)   (WORD0(a)<<16)
 236#define TRINIB0(a) (LONG0(a)&0xffffff)
 237#define TRINIB1(a) (TRINIB0(a)<<8)
 238
 239#define RET(a)     ((union cmdret *)(a))
 240
 241#define SEND_GETV(p,b)             sendcmd(p,RESP,GETV,0,RET(b))        /* get version */
 242#define SEND_GETC(p,b,c)           sendcmd(p,PARM|RESP,GETC,c,RET(b))
 243#define SEND_GUNS(p,b)             sendcmd(p,RESP,GUNS,0,RET(b))
 244#define SEND_SCID(p,b)             sendcmd(p,RESP,SCID,0,RET(b))
 245#define SEND_RMEM(p,b,c,d)         sendcmd(p,PARM|RESP,RMEM|BYTE1(b),LONG0(c),RET(d))   /* memory access for firmware write */
 246#define SEND_SMEM(p,b,c)           sendcmd(p,PARM,SMEM|BYTE1(b),LONG0(c),RET(0))        /* memory access for firmware write */
 247#define SEND_WMEM(p,b,c)           sendcmd(p,PARM,WMEM|BYTE1(b),LONG0(c),RET(0))        /* memory access for firmware write */
 248#define SEND_SDTM(p,b,c)           sendcmd(p,PARM|RESP,SDTM|TRINIB1(b),0,RET(c))        /* memory access for firmware write */
 249#define SEND_GOTO(p,b)             sendcmd(p,PARM,GOTO,LONG0(b),RET(0)) /* memory access for firmware write */
 250#define SEND_SETDPLL(p)            sendcmd(p,0,ARM_SETDPLL,0,RET(0))
 251#define SEND_SSTR(p,b,c)           sendcmd(p,PARM,SSTR|BYTE3(b),LONG0(c),RET(0))        /* start stream */
 252#define SEND_PSTR(p,b)             sendcmd(p,PARM,PSTR,BYTE3(b),RET(0)) /* pause stream */
 253#define SEND_KSTR(p,b)             sendcmd(p,PARM,KSTR,BYTE3(b),RET(0)) /* stop stream */
 254#define SEND_KDMA(p)               sendcmd(p,0,KDMA,0,RET(0))   /* stop all dma */
 255#define SEND_GPOS(p,b,c,d)         sendcmd(p,PARM|RESP,GPOS,BYTE3(c)|BYTE2(b),RET(d))   /* get position in dma */
 256#define SEND_SETF(p,b,c,d,e,f,g)   sendcmd(p,PARM,SETF|WORD1(b)|BYTE3(c),d|BYTE1(e)|BYTE2(f)|BYTE3(g),RET(0))   /* set sample format at mixer */
 257#define SEND_GSTS(p,b,c,d)         sendcmd(p,PARM|RESP,GSTS,BYTE3(c)|BYTE2(b),RET(d))
 258#define SEND_NGPOS(p,b,c,d)        sendcmd(p,PARM|RESP,NGPOS,BYTE3(c)|BYTE2(b),RET(d))
 259#define SEND_PSEL(p,b,c)           sendcmd(p,PARM,PSEL,BYTE2(b)|BYTE3(c),RET(0))        /* activate lbus path */
 260#define SEND_PCLR(p,b,c)           sendcmd(p,PARM,PCLR,BYTE2(b)|BYTE3(c),RET(0))        /* deactivate lbus path */
 261#define SEND_PLST(p,b)             sendcmd(p,PARM,PLST,BYTE3(b),RET(0))
 262#define SEND_RSSV(p,b,c,d)         sendcmd(p,PARM|RESP,RSSV,BYTE2(b)|BYTE3(c),RET(d))
 263#define SEND_LSEL(p,b,c,d,e,f,g,h) sendcmd(p,PARM,LSEL|BYTE1(b)|BYTE2(c)|BYTE3(d),BYTE0(e)|BYTE1(f)|BYTE2(g)|BYTE3(h),RET(0))   /* select paths for internal connections */
 264#define SEND_SSRC(p,b,c,d,e)       sendcmd(p,PARM,SSRC|BYTE1(b)|WORD2(c),WORD0(d)|WORD2(e),RET(0))      /* configure source */
 265#define SEND_SLST(p,b)             sendcmd(p,PARM,SLST,BYTE3(b),RET(0))
 266#define SEND_RSRC(p,b,c)           sendcmd(p,RESP,RSRC|BYTE1(b),0,RET(c))       /* read source config */
 267#define SEND_SSRB(p,b,c)           sendcmd(p,PARM,SSRB|BYTE1(b),WORD2(c),RET(0))
 268#define SEND_SDGV(p,b,c,d,e)       sendcmd(p,PARM,SDGV|BYTE2(b)|BYTE3(c),WORD0(d)|WORD2(e),RET(0))      /* set digital mixer */
 269#define SEND_RDGV(p,b,c,d)         sendcmd(p,PARM|RESP,RDGV|BYTE2(b)|BYTE3(c),0,RET(d)) /* read digital mixer */
 270#define SEND_DLST(p,b)             sendcmd(p,PARM,DLST,BYTE3(b),RET(0))
 271#define SEND_SACR(p,b,c)           sendcmd(p,PARM,SACR,WORD0(b)|WORD2(c),RET(0))        /* set AC97 register */
 272#define SEND_RACR(p,b,c)           sendcmd(p,PARM|RESP,RACR,WORD2(b),RET(c))    /* get AC97 register */
 273#define SEND_ALST(p,b)             sendcmd(p,PARM,ALST,BYTE3(b),RET(0))
 274#define SEND_TXAC(p,b,c,d,e,f)     sendcmd(p,PARM,TXAC|BYTE1(b)|WORD2(c),WORD0(d)|BYTE2(e)|BYTE3(f),RET(0))
 275#define SEND_RXAC(p,b,c,d)         sendcmd(p,PARM|RESP,RXAC,BYTE2(b)|BYTE3(c),RET(d))
 276#define SEND_SI2S(p,b)             sendcmd(p,PARM,SI2S,WORD2(b),RET(0))
 277
 278#define EOB_STATUS         0x80000000   /* status flags : block boundary */
 279#define EOS_STATUS         0x40000000   /*              : stoppped */
 280#define EOC_STATUS         0x20000000   /*              : stream end */
 281#define ERR_STATUS         0x10000000
 282#define EMPTY_STATUS       0x08000000
 283
 284#define IEOB_ENABLE        0x1  /* enable interrupts for status notification above */
 285#define IEOS_ENABLE        0x2
 286#define IEOC_ENABLE        0x4
 287#define RDONCE             0x8
 288#define DESC_MAX_MASK      0xff
 289
 290#define ST_PLAY  0x1            /* stream states */
 291#define ST_STOP  0x2
 292#define ST_PAUSE 0x4
 293
 294#define I2S_INTDEC     3        /* config for I2S link */
 295#define I2S_MERGER     0
 296#define I2S_SPLITTER   0
 297#define I2S_MIXER      7
 298#define I2S_RATE       44100
 299
 300#define MODEM_INTDEC   4        /* config for modem link */
 301#define MODEM_MERGER   3
 302#define MODEM_SPLITTER 0
 303#define MODEM_MIXER    11
 304
 305#define FM_INTDEC      3        /* config for FM/OPL3 link */
 306#define FM_MERGER      0
 307#define FM_SPLITTER    0
 308#define FM_MIXER       9
 309
 310#define SPLIT_PATH  0x80        /* path splitting flag */
 311
 312enum FIRMWARE {
 313        DATA_REC = 0, EXT_END_OF_FILE, EXT_SEG_ADDR_REC, EXT_GOTO_CMD_REC,
 314        EXT_LIN_ADDR_REC,
 315};
 316
 317enum CMDS {
 318        GETV = 0x00, GETC, GUNS, SCID, RMEM =
 319            0x10, SMEM, WMEM, SDTM, GOTO, SSTR =
 320            0x20, PSTR, KSTR, KDMA, GPOS, SETF, GSTS, NGPOS, PSEL =
 321            0x30, PCLR, PLST, RSSV, LSEL, SSRC = 0x40, SLST, RSRC, SSRB, SDGV =
 322            0x50, RDGV, DLST, SACR = 0x60, RACR, ALST, TXAC, RXAC, SI2S =
 323            0x70, ARM_SETDPLL = 0x72,
 324};
 325
 326enum E1SOURCE {
 327        ARM2LBUS_FIFO0 = 0, ARM2LBUS_FIFO1, ARM2LBUS_FIFO2, ARM2LBUS_FIFO3,
 328        ARM2LBUS_FIFO4, ARM2LBUS_FIFO5, ARM2LBUS_FIFO6, ARM2LBUS_FIFO7,
 329        ARM2LBUS_FIFO8, ARM2LBUS_FIFO9, ARM2LBUS_FIFO10, ARM2LBUS_FIFO11,
 330        ARM2LBUS_FIFO12, ARM2LBUS_FIFO13, ARM2LBUS_FIFO14, ARM2LBUS_FIFO15,
 331        INTER0_OUT, INTER1_OUT, INTER2_OUT, INTER3_OUT, INTER4_OUT,
 332        INTERM0_OUT, INTERM1_OUT, INTERM2_OUT, INTERM3_OUT, INTERM4_OUT,
 333        INTERM5_OUT, INTERM6_OUT, DECIMM0_OUT, DECIMM1_OUT, DECIMM2_OUT,
 334        DECIMM3_OUT, DECIM0_OUT, SR3_4_OUT, OPL3_SAMPLE, ASRC0, ASRC1,
 335        ACLNK2PADC, ACLNK2MODEM0RX, ACLNK2MIC, ACLNK2MODEM1RX, ACLNK2HNDMIC,
 336        DIGITAL_MIXER_OUT0, GAINFUNC0_OUT, GAINFUNC1_OUT, GAINFUNC2_OUT,
 337        GAINFUNC3_OUT, GAINFUNC4_OUT, SOFTMODEMTX, SPLITTER0_OUTL,
 338        SPLITTER0_OUTR, SPLITTER1_OUTL, SPLITTER1_OUTR, SPLITTER2_OUTL,
 339        SPLITTER2_OUTR, SPLITTER3_OUTL, SPLITTER3_OUTR, MERGER0_OUT,
 340        MERGER1_OUT, MERGER2_OUT, MERGER3_OUT, ARM2LBUS_FIFO_DIRECT, NO_OUT
 341};
 342
 343enum E2SINK {
 344        LBUS2ARM_FIFO0 = 0, LBUS2ARM_FIFO1, LBUS2ARM_FIFO2, LBUS2ARM_FIFO3,
 345        LBUS2ARM_FIFO4, LBUS2ARM_FIFO5, LBUS2ARM_FIFO6, LBUS2ARM_FIFO7,
 346        INTER0_IN, INTER1_IN, INTER2_IN, INTER3_IN, INTER4_IN, INTERM0_IN,
 347        INTERM1_IN, INTERM2_IN, INTERM3_IN, INTERM4_IN, INTERM5_IN, INTERM6_IN,
 348        DECIMM0_IN, DECIMM1_IN, DECIMM2_IN, DECIMM3_IN, DECIM0_IN, SR3_4_IN,
 349        PDAC2ACLNK, MODEM0TX2ACLNK, MODEM1TX2ACLNK, HNDSPK2ACLNK,
 350        DIGITAL_MIXER_IN0, DIGITAL_MIXER_IN1, DIGITAL_MIXER_IN2,
 351        DIGITAL_MIXER_IN3, DIGITAL_MIXER_IN4, DIGITAL_MIXER_IN5,
 352        DIGITAL_MIXER_IN6, DIGITAL_MIXER_IN7, DIGITAL_MIXER_IN8,
 353        DIGITAL_MIXER_IN9, DIGITAL_MIXER_IN10, DIGITAL_MIXER_IN11,
 354        GAINFUNC0_IN, GAINFUNC1_IN, GAINFUNC2_IN, GAINFUNC3_IN, GAINFUNC4_IN,
 355        SOFTMODEMRX, SPLITTER0_IN, SPLITTER1_IN, SPLITTER2_IN, SPLITTER3_IN,
 356        MERGER0_INL, MERGER0_INR, MERGER1_INL, MERGER1_INR, MERGER2_INL,
 357        MERGER2_INR, MERGER3_INL, MERGER3_INR, E2SINK_MAX
 358};
 359
 360enum LBUS_SINK {
 361        LS_SRC_INTERPOLATOR = 0, LS_SRC_INTERPOLATORM, LS_SRC_DECIMATOR,
 362        LS_SRC_DECIMATORM, LS_MIXER_IN, LS_MIXER_GAIN_FUNCTION,
 363        LS_SRC_SPLITTER, LS_SRC_MERGER, LS_NONE1, LS_NONE2,
 364};
 365
 366enum RT_CHANNEL_IDS {
 367        M0TX = 0, M1TX, TAMTX, HSSPKR, PDAC, DSNDTX0, DSNDTX1, DSNDTX2,
 368        DSNDTX3, DSNDTX4, DSNDTX5, DSNDTX6, DSNDTX7, WVSTRTX, COP3DTX, SPARE,
 369        M0RX, HSMIC, M1RX, CLEANRX, MICADC, PADC, COPRX1, COPRX2,
 370        CHANNEL_ID_COUNTER
 371};
 372
 373enum { SB_CMD = 0, MODEM_CMD, I2S_CMD0, I2S_CMD1, FM_CMD, MAX_CMD };
 374
 375struct lbuspath {
 376        unsigned char *noconv;
 377        unsigned char *stereo;
 378        unsigned char *mono;
 379};
 380
 381struct cmdport {
 382        u32 data1;              /* cmd,param */
 383        u32 data2;              /* param */
 384        u32 stat;               /* status */
 385        u32 pad[5];
 386};
 387
 388struct riptideport {
 389        u32 audio_control;      /* status registers */
 390        u32 audio_status;
 391        u32 pad[2];
 392        struct cmdport port[2]; /* command ports */
 393};
 394
 395struct cmdif {
 396        struct riptideport *hwport;
 397        spinlock_t lock;
 398        unsigned int cmdcnt;    /* cmd statistics */
 399        unsigned int cmdtime;
 400        unsigned int cmdtimemax;
 401        unsigned int cmdtimemin;
 402        unsigned int errcnt;
 403        int is_reset;
 404};
 405
 406struct riptide_firmware {
 407        u16 ASIC;
 408        u16 CODEC;
 409        u16 AUXDSP;
 410        u16 PROG;
 411};
 412
 413union cmdret {
 414        u8 retbytes[8];
 415        u16 retwords[4];
 416        u32 retlongs[2];
 417};
 418
 419union firmware_version {
 420        union cmdret ret;
 421        struct riptide_firmware firmware;
 422};
 423
 424#define get_pcmhwdev(substream) (struct pcmhw *)(substream->runtime->private_data)
 425
 426#define PLAYBACK_SUBSTREAMS 3
 427struct snd_riptide {
 428        struct snd_card *card;
 429        struct pci_dev *pci;
 430        const struct firmware *fw_entry;
 431
 432        struct cmdif *cif;
 433
 434        struct snd_pcm *pcm;
 435        struct snd_pcm *pcm_i2s;
 436        struct snd_rawmidi *rmidi;
 437        struct snd_opl3 *opl3;
 438        struct snd_ac97 *ac97;
 439        struct snd_ac97_bus *ac97_bus;
 440
 441        struct snd_pcm_substream *playback_substream[PLAYBACK_SUBSTREAMS];
 442        struct snd_pcm_substream *capture_substream;
 443
 444        int openstreams;
 445
 446        int irq;
 447        unsigned long port;
 448        unsigned short mpuaddr;
 449        unsigned short opladdr;
 450#ifdef SUPPORT_JOYSTICK
 451        unsigned short gameaddr;
 452#endif
 453        struct resource *res_port;
 454
 455        unsigned short device_id;
 456
 457        union firmware_version firmware;
 458
 459        spinlock_t lock;
 460        struct tasklet_struct riptide_tq;
 461        struct snd_info_entry *proc_entry;
 462
 463        unsigned long received_irqs;
 464        unsigned long handled_irqs;
 465#ifdef CONFIG_PM
 466        int in_suspend;
 467#endif
 468};
 469
 470struct sgd {                    /* scatter gather desriptor */
 471        u32 dwNextLink;
 472        u32 dwSegPtrPhys;
 473        u32 dwSegLen;
 474        u32 dwStat_Ctl;
 475};
 476
 477struct pcmhw {                  /* pcm descriptor */
 478        struct lbuspath paths;
 479        unsigned char *lbuspath;
 480        unsigned char source;
 481        unsigned char intdec[2];
 482        unsigned char mixer;
 483        unsigned char id;
 484        unsigned char state;
 485        unsigned int rate;
 486        unsigned int channels;
 487        snd_pcm_format_t format;
 488        struct snd_dma_buffer sgdlist;
 489        struct sgd *sgdbuf;
 490        unsigned int size;
 491        unsigned int pages;
 492        unsigned int oldpos;
 493        unsigned int pointer;
 494};
 495
 496#define CMDRET_ZERO (union cmdret){{(u32)0, (u32) 0}}
 497
 498static int sendcmd(struct cmdif *cif, u32 flags, u32 cmd, u32 parm,
 499                   union cmdret *ret);
 500static int getsourcesink(struct cmdif *cif, unsigned char source,
 501                         unsigned char sink, unsigned char *a,
 502                         unsigned char *b);
 503static int snd_riptide_initialize(struct snd_riptide *chip);
 504static int riptide_reset(struct cmdif *cif, struct snd_riptide *chip);
 505
 506/*
 507 */
 508
 509static struct pci_device_id snd_riptide_ids[] = {
 510        { PCI_DEVICE(0x127a, 0x4310) },
 511        { PCI_DEVICE(0x127a, 0x4320) },
 512        { PCI_DEVICE(0x127a, 0x4330) },
 513        { PCI_DEVICE(0x127a, 0x4340) },
 514        {0,},
 515};
 516
 517#ifdef SUPPORT_JOYSTICK
 518static struct pci_device_id snd_riptide_joystick_ids[] __devinitdata = {
 519        { PCI_DEVICE(0x127a, 0x4312) },
 520        { PCI_DEVICE(0x127a, 0x4322) },
 521        { PCI_DEVICE(0x127a, 0x4332) },
 522        { PCI_DEVICE(0x127a, 0x4342) },
 523        {0,},
 524};
 525#endif
 526
 527MODULE_DEVICE_TABLE(pci, snd_riptide_ids);
 528
 529/*
 530 */
 531
 532static unsigned char lbusin2out[E2SINK_MAX + 1][2] = {
 533        {NO_OUT, LS_NONE1}, {NO_OUT, LS_NONE2}, {NO_OUT, LS_NONE1}, {NO_OUT,
 534                                                                     LS_NONE2},
 535        {NO_OUT, LS_NONE1}, {NO_OUT, LS_NONE2}, {NO_OUT, LS_NONE1}, {NO_OUT,
 536                                                                     LS_NONE2},
 537        {INTER0_OUT, LS_SRC_INTERPOLATOR}, {INTER1_OUT, LS_SRC_INTERPOLATOR},
 538        {INTER2_OUT, LS_SRC_INTERPOLATOR}, {INTER3_OUT, LS_SRC_INTERPOLATOR},
 539        {INTER4_OUT, LS_SRC_INTERPOLATOR}, {INTERM0_OUT, LS_SRC_INTERPOLATORM},
 540        {INTERM1_OUT, LS_SRC_INTERPOLATORM}, {INTERM2_OUT,
 541                                              LS_SRC_INTERPOLATORM},
 542        {INTERM3_OUT, LS_SRC_INTERPOLATORM}, {INTERM4_OUT,
 543                                              LS_SRC_INTERPOLATORM},
 544        {INTERM5_OUT, LS_SRC_INTERPOLATORM}, {INTERM6_OUT,
 545                                              LS_SRC_INTERPOLATORM},
 546        {DECIMM0_OUT, LS_SRC_DECIMATORM}, {DECIMM1_OUT, LS_SRC_DECIMATORM},
 547        {DECIMM2_OUT, LS_SRC_DECIMATORM}, {DECIMM3_OUT, LS_SRC_DECIMATORM},
 548        {DECIM0_OUT, LS_SRC_DECIMATOR}, {SR3_4_OUT, LS_NONE1}, {NO_OUT,
 549                                                                LS_NONE2},
 550        {NO_OUT, LS_NONE1}, {NO_OUT, LS_NONE2}, {NO_OUT, LS_NONE1},
 551        {DIGITAL_MIXER_OUT0, LS_MIXER_IN}, {DIGITAL_MIXER_OUT0, LS_MIXER_IN},
 552        {DIGITAL_MIXER_OUT0, LS_MIXER_IN}, {DIGITAL_MIXER_OUT0, LS_MIXER_IN},
 553        {DIGITAL_MIXER_OUT0, LS_MIXER_IN}, {DIGITAL_MIXER_OUT0, LS_MIXER_IN},
 554        {DIGITAL_MIXER_OUT0, LS_MIXER_IN}, {DIGITAL_MIXER_OUT0, LS_MIXER_IN},
 555        {DIGITAL_MIXER_OUT0, LS_MIXER_IN}, {DIGITAL_MIXER_OUT0, LS_MIXER_IN},
 556        {DIGITAL_MIXER_OUT0, LS_MIXER_IN}, {DIGITAL_MIXER_OUT0, LS_MIXER_IN},
 557        {GAINFUNC0_OUT, LS_MIXER_GAIN_FUNCTION}, {GAINFUNC1_OUT,
 558                                                  LS_MIXER_GAIN_FUNCTION},
 559        {GAINFUNC2_OUT, LS_MIXER_GAIN_FUNCTION}, {GAINFUNC3_OUT,
 560                                                  LS_MIXER_GAIN_FUNCTION},
 561        {GAINFUNC4_OUT, LS_MIXER_GAIN_FUNCTION}, {SOFTMODEMTX, LS_NONE1},
 562        {SPLITTER0_OUTL, LS_SRC_SPLITTER}, {SPLITTER1_OUTL, LS_SRC_SPLITTER},
 563        {SPLITTER2_OUTL, LS_SRC_SPLITTER}, {SPLITTER3_OUTL, LS_SRC_SPLITTER},
 564        {MERGER0_OUT, LS_SRC_MERGER}, {MERGER0_OUT, LS_SRC_MERGER},
 565        {MERGER1_OUT, LS_SRC_MERGER},
 566        {MERGER1_OUT, LS_SRC_MERGER}, {MERGER2_OUT, LS_SRC_MERGER},
 567        {MERGER2_OUT, LS_SRC_MERGER},
 568        {MERGER3_OUT, LS_SRC_MERGER}, {MERGER3_OUT, LS_SRC_MERGER}, {NO_OUT,
 569                                                                     LS_NONE2},
 570};
 571
 572static unsigned char lbus_play_opl3[] = {
 573        DIGITAL_MIXER_IN0 + FM_MIXER, 0xff
 574};
 575static unsigned char lbus_play_modem[] = {
 576        DIGITAL_MIXER_IN0 + MODEM_MIXER, 0xff
 577};
 578static unsigned char lbus_play_i2s[] = {
 579        INTER0_IN + I2S_INTDEC, DIGITAL_MIXER_IN0 + I2S_MIXER, 0xff
 580};
 581static unsigned char lbus_play_out[] = {
 582        PDAC2ACLNK, 0xff
 583};
 584static unsigned char lbus_play_outhp[] = {
 585        HNDSPK2ACLNK, 0xff
 586};
 587static unsigned char lbus_play_noconv1[] = {
 588        DIGITAL_MIXER_IN0, 0xff
 589};
 590static unsigned char lbus_play_stereo1[] = {
 591        INTER0_IN, DIGITAL_MIXER_IN0, 0xff
 592};
 593static unsigned char lbus_play_mono1[] = {
 594        INTERM0_IN, DIGITAL_MIXER_IN0, 0xff
 595};
 596static unsigned char lbus_play_noconv2[] = {
 597        DIGITAL_MIXER_IN1, 0xff
 598};
 599static unsigned char lbus_play_stereo2[] = {
 600        INTER1_IN, DIGITAL_MIXER_IN1, 0xff
 601};
 602static unsigned char lbus_play_mono2[] = {
 603        INTERM1_IN, DIGITAL_MIXER_IN1, 0xff
 604};
 605static unsigned char lbus_play_noconv3[] = {
 606        DIGITAL_MIXER_IN2, 0xff
 607};
 608static unsigned char lbus_play_stereo3[] = {
 609        INTER2_IN, DIGITAL_MIXER_IN2, 0xff
 610};
 611static unsigned char lbus_play_mono3[] = {
 612        INTERM2_IN, DIGITAL_MIXER_IN2, 0xff
 613};
 614static unsigned char lbus_rec_noconv1[] = {
 615        LBUS2ARM_FIFO5, 0xff
 616};
 617static unsigned char lbus_rec_stereo1[] = {
 618        DECIM0_IN, LBUS2ARM_FIFO5, 0xff
 619};
 620static unsigned char lbus_rec_mono1[] = {
 621        DECIMM3_IN, LBUS2ARM_FIFO5, 0xff
 622};
 623
 624static unsigned char play_ids[] = { 4, 1, 2, };
 625static unsigned char play_sources[] = {
 626        ARM2LBUS_FIFO4, ARM2LBUS_FIFO1, ARM2LBUS_FIFO2,
 627};
 628static struct lbuspath lbus_play_paths[] = {
 629        {
 630         .noconv = lbus_play_noconv1,
 631         .stereo = lbus_play_stereo1,
 632         .mono = lbus_play_mono1,
 633         },
 634        {
 635         .noconv = lbus_play_noconv2,
 636         .stereo = lbus_play_stereo2,
 637         .mono = lbus_play_mono2,
 638         },
 639        {
 640         .noconv = lbus_play_noconv3,
 641         .stereo = lbus_play_stereo3,
 642         .mono = lbus_play_mono3,
 643         },
 644};
 645static struct lbuspath lbus_rec_path = {
 646        .noconv = lbus_rec_noconv1,
 647        .stereo = lbus_rec_stereo1,
 648        .mono = lbus_rec_mono1,
 649};
 650
 651#define FIRMWARE_VERSIONS 1
 652static union firmware_version firmware_versions[] = {
 653        {
 654                .firmware = {
 655                        .ASIC = 3,
 656                        .CODEC = 2,
 657                        .AUXDSP = 3,
 658                        .PROG = 773,
 659                },
 660        },
 661};
 662
 663static u32 atoh(const unsigned char *in, unsigned int len)
 664{
 665        u32 sum = 0;
 666        unsigned int mult = 1;
 667        unsigned char c;
 668
 669        while (len) {
 670                c = in[len - 1];
 671                if ((c >= '0') && (c <= '9'))
 672                        sum += mult * (c - '0');
 673                else if ((c >= 'A') && (c <= 'F'))
 674                        sum += mult * (c - ('A' - 10));
 675                else if ((c >= 'a') && (c <= 'f'))
 676                        sum += mult * (c - ('a' - 10));
 677                mult *= 16;
 678                --len;
 679        }
 680        return sum;
 681}
 682
 683static int senddata(struct cmdif *cif, const unsigned char *in, u32 offset)
 684{
 685        u32 addr;
 686        u32 data;
 687        u32 i;
 688        const unsigned char *p;
 689
 690        i = atoh(&in[1], 2);
 691        addr = offset + atoh(&in[3], 4);
 692        if (SEND_SMEM(cif, 0, addr) != 0)
 693                return -EACCES;
 694        p = in + 9;
 695        while (i) {
 696                data = atoh(p, 8);
 697                if (SEND_WMEM(cif, 2,
 698                              ((data & 0x0f0f0f0f) << 4) | ((data & 0xf0f0f0f0)
 699                                                            >> 4)))
 700                        return -EACCES;
 701                i -= 4;
 702                p += 8;
 703        }
 704        return 0;
 705}
 706
 707static int loadfirmware(struct cmdif *cif, const unsigned char *img,
 708                        unsigned int size)
 709{
 710        const unsigned char *in;
 711        u32 laddr, saddr, t, val;
 712        int err = 0;
 713
 714        laddr = saddr = 0;
 715        while (size > 0 && err == 0) {
 716                in = img;
 717                if (in[0] == ':') {
 718                        t = atoh(&in[7], 2);
 719                        switch (t) {
 720                        case DATA_REC:
 721                                err = senddata(cif, in, laddr + saddr);
 722                                break;
 723                        case EXT_SEG_ADDR_REC:
 724                                saddr = atoh(&in[9], 4) << 4;
 725                                break;
 726                        case EXT_LIN_ADDR_REC:
 727                                laddr = atoh(&in[9], 4) << 16;
 728                                break;
 729                        case EXT_GOTO_CMD_REC:
 730                                val = atoh(&in[9], 8);
 731                                if (SEND_GOTO(cif, val) != 0)
 732                                        err = -EACCES;
 733                                break;
 734                        case EXT_END_OF_FILE:
 735                                size = 0;
 736                                break;
 737                        default:
 738                                break;
 739                        }
 740                        while (size > 0) {
 741                                size--;
 742                                if (*img++ == '\n')
 743                                        break;
 744                        }
 745                }
 746        }
 747        snd_printdd("load firmware return %d\n", err);
 748        return err;
 749}
 750
 751static void
 752alloclbuspath(struct cmdif *cif, unsigned char source,
 753              unsigned char *path, unsigned char *mixer, unsigned char *s)
 754{
 755        while (*path != 0xff) {
 756                unsigned char sink, type;
 757
 758                sink = *path & (~SPLIT_PATH);
 759                if (sink != E2SINK_MAX) {
 760                        snd_printdd("alloc path 0x%x->0x%x\n", source, sink);
 761                        SEND_PSEL(cif, source, sink);
 762                        source = lbusin2out[sink][0];
 763                        type = lbusin2out[sink][1];
 764                        if (type == LS_MIXER_IN) {
 765                                if (mixer)
 766                                        *mixer = sink - DIGITAL_MIXER_IN0;
 767                        }
 768                        if (type == LS_SRC_DECIMATORM ||
 769                            type == LS_SRC_DECIMATOR ||
 770                            type == LS_SRC_INTERPOLATORM ||
 771                            type == LS_SRC_INTERPOLATOR) {
 772                                if (s) {
 773                                        if (s[0] != 0xff)
 774                                                s[1] = sink;
 775                                        else
 776                                                s[0] = sink;
 777                                }
 778                        }
 779                }
 780                if (*path++ & SPLIT_PATH) {
 781                        unsigned char *npath = path;
 782
 783                        while (*npath != 0xff)
 784                                npath++;
 785                        alloclbuspath(cif, source + 1, ++npath, mixer, s);
 786                }
 787        }
 788}
 789
 790static void
 791freelbuspath(struct cmdif *cif, unsigned char source, unsigned char *path)
 792{
 793        while (*path != 0xff) {
 794                unsigned char sink;
 795
 796                sink = *path & (~SPLIT_PATH);
 797                if (sink != E2SINK_MAX) {
 798                        snd_printdd("free path 0x%x->0x%x\n", source, sink);
 799                        SEND_PCLR(cif, source, sink);
 800                        source = lbusin2out[sink][0];
 801                }
 802                if (*path++ & SPLIT_PATH) {
 803                        unsigned char *npath = path;
 804
 805                        while (*npath != 0xff)
 806                                npath++;
 807                        freelbuspath(cif, source + 1, ++npath);
 808                }
 809        }
 810}
 811
 812static int writearm(struct cmdif *cif, u32 addr, u32 data, u32 mask)
 813{
 814        union cmdret rptr = CMDRET_ZERO;
 815        unsigned int i = MAX_WRITE_RETRY;
 816        int flag = 1;
 817
 818        SEND_RMEM(cif, 0x02, addr, &rptr);
 819        rptr.retlongs[0] &= (~mask);
 820
 821        while (--i) {
 822                SEND_SMEM(cif, 0x01, addr);
 823                SEND_WMEM(cif, 0x02, (rptr.retlongs[0] | data));
 824                SEND_RMEM(cif, 0x02, addr, &rptr);
 825                if ((rptr.retlongs[0] & data) == data) {
 826                        flag = 0;
 827                        break;
 828                } else
 829                        rptr.retlongs[0] &= ~mask;
 830        }
 831        snd_printdd("send arm 0x%x 0x%x 0x%x return %d\n", addr, data, mask,
 832                    flag);
 833        return flag;
 834}
 835
 836static int sendcmd(struct cmdif *cif, u32 flags, u32 cmd, u32 parm,
 837                   union cmdret *ret)
 838{
 839        int i, j;
 840        int err;
 841        unsigned int time = 0;
 842        unsigned long irqflags;
 843        struct riptideport *hwport;
 844        struct cmdport *cmdport = NULL;
 845
 846        if (snd_BUG_ON(!cif))
 847                return -EINVAL;
 848
 849        hwport = cif->hwport;
 850        if (cif->errcnt > MAX_ERROR_COUNT) {
 851                if (cif->is_reset) {
 852                        snd_printk(KERN_ERR
 853                                   "Riptide: Too many failed cmds, reinitializing\n");
 854                        if (riptide_reset(cif, NULL) == 0) {
 855                                cif->errcnt = 0;
 856                                return -EIO;
 857                        }
 858                }
 859                snd_printk(KERN_ERR "Riptide: Initialization failed.\n");
 860                return -EINVAL;
 861        }
 862        if (ret) {
 863                ret->retlongs[0] = 0;
 864                ret->retlongs[1] = 0;
 865        }
 866        i = 0;
 867        spin_lock_irqsave(&cif->lock, irqflags);
 868        while (i++ < CMDIF_TIMEOUT && !IS_READY(cif->hwport))
 869                udelay(10);
 870        if (i > CMDIF_TIMEOUT) {
 871                err = -EBUSY;
 872                goto errout;
 873        }
 874
 875        err = 0;
 876        for (j = 0, time = 0; time < CMDIF_TIMEOUT; j++, time += 2) {
 877                cmdport = &(hwport->port[j % 2]);
 878                if (IS_DATF(cmdport)) { /* free pending data */
 879                        READ_PORT_ULONG(cmdport->data1);
 880                        READ_PORT_ULONG(cmdport->data2);
 881                }
 882                if (IS_CMDE(cmdport)) {
 883                        if (flags & PARM)       /* put data */
 884                                WRITE_PORT_ULONG(cmdport->data2, parm);
 885                        WRITE_PORT_ULONG(cmdport->data1, cmd);  /* write cmd */
 886                        if ((flags & RESP) && ret) {
 887                                while (!IS_DATF(cmdport) &&
 888                                       time < CMDIF_TIMEOUT) {
 889                                        udelay(10);
 890                                        time++;
 891                                }
 892                                if (time < CMDIF_TIMEOUT) {     /* read response */
 893                                        ret->retlongs[0] =
 894                                            READ_PORT_ULONG(cmdport->data1);
 895                                        ret->retlongs[1] =
 896                                            READ_PORT_ULONG(cmdport->data2);
 897                                } else {
 898                                        err = -ENOSYS;
 899                                        goto errout;
 900                                }
 901                        }
 902                        break;
 903                }
 904                udelay(20);
 905        }
 906        if (time == CMDIF_TIMEOUT) {
 907                err = -ENODATA;
 908                goto errout;
 909        }
 910        spin_unlock_irqrestore(&cif->lock, irqflags);
 911
 912        cif->cmdcnt++;          /* update command statistics */
 913        cif->cmdtime += time;
 914        if (time > cif->cmdtimemax)
 915                cif->cmdtimemax = time;
 916        if (time < cif->cmdtimemin)
 917                cif->cmdtimemin = time;
 918        if ((cif->cmdcnt) % 1000 == 0)
 919                snd_printdd
 920                    ("send cmd %d time: %d mintime: %d maxtime %d err: %d\n",
 921                     cif->cmdcnt, cif->cmdtime, cif->cmdtimemin,
 922                     cif->cmdtimemax, cif->errcnt);
 923        return 0;
 924
 925      errout:
 926        cif->errcnt++;
 927        spin_unlock_irqrestore(&cif->lock, irqflags);
 928        snd_printdd
 929            ("send cmd %d hw: 0x%x flag: 0x%x cmd: 0x%x parm: 0x%x ret: 0x%x 0x%x CMDE: %d DATF: %d failed %d\n",
 930             cif->cmdcnt, (int)((void *)&(cmdport->stat) - (void *)hwport),
 931             flags, cmd, parm, ret ? ret->retlongs[0] : 0,
 932             ret ? ret->retlongs[1] : 0, IS_CMDE(cmdport), IS_DATF(cmdport),
 933             err);
 934        return err;
 935}
 936
 937static int
 938setmixer(struct cmdif *cif, short num, unsigned short rval, unsigned short lval)
 939{
 940        union cmdret rptr = CMDRET_ZERO;
 941        int i = 0;
 942
 943        snd_printdd("sent mixer %d: 0x%d 0x%d\n", num, rval, lval);
 944        do {
 945                SEND_SDGV(cif, num, num, rval, lval);
 946                SEND_RDGV(cif, num, num, &rptr);
 947                if (rptr.retwords[0] == lval && rptr.retwords[1] == rval)
 948                        return 0;
 949        } while (i++ < MAX_WRITE_RETRY);
 950        snd_printdd("sent mixer failed\n");
 951        return -EIO;
 952}
 953
 954static int getpaths(struct cmdif *cif, unsigned char *o)
 955{
 956        unsigned char src[E2SINK_MAX];
 957        unsigned char sink[E2SINK_MAX];
 958        int i, j = 0;
 959
 960        for (i = 0; i < E2SINK_MAX; i++) {
 961                getsourcesink(cif, i, i, &src[i], &sink[i]);
 962                if (sink[i] < E2SINK_MAX) {
 963                        o[j++] = sink[i];
 964                        o[j++] = i;
 965                }
 966        }
 967        return j;
 968}
 969
 970static int
 971getsourcesink(struct cmdif *cif, unsigned char source, unsigned char sink,
 972              unsigned char *a, unsigned char *b)
 973{
 974        union cmdret rptr = CMDRET_ZERO;
 975
 976        if (SEND_RSSV(cif, source, sink, &rptr) &&
 977            SEND_RSSV(cif, source, sink, &rptr))
 978                return -EIO;
 979        *a = rptr.retbytes[0];
 980        *b = rptr.retbytes[1];
 981        snd_printdd("getsourcesink 0x%x 0x%x\n", *a, *b);
 982        return 0;
 983}
 984
 985static int
 986getsamplerate(struct cmdif *cif, unsigned char *intdec, unsigned int *rate)
 987{
 988        unsigned char *s;
 989        unsigned int p[2] = { 0, 0 };
 990        int i;
 991        union cmdret rptr = CMDRET_ZERO;
 992
 993        s = intdec;
 994        for (i = 0; i < 2; i++) {
 995                if (*s != 0xff) {
 996                        if (SEND_RSRC(cif, *s, &rptr) &&
 997                            SEND_RSRC(cif, *s, &rptr))
 998                                return -EIO;
 999                        p[i] += rptr.retwords[1];
1000                        p[i] *= rptr.retwords[2];
1001                        p[i] += rptr.retwords[3];
1002                        p[i] /= 65536;
1003                }
1004                s++;
1005        }
1006        if (p[0]) {
1007                if (p[1] != p[0])
1008                        snd_printdd("rates differ %d %d\n", p[0], p[1]);
1009                *rate = (unsigned int)p[0];
1010        } else
1011                *rate = (unsigned int)p[1];
1012        snd_printdd("getsampleformat %d %d %d\n", intdec[0], intdec[1], *rate);
1013        return 0;
1014}
1015
1016static int
1017setsampleformat(struct cmdif *cif,
1018                unsigned char mixer, unsigned char id,
1019                unsigned char channels, unsigned char format)
1020{
1021        unsigned char w, ch, sig, order;
1022
1023        snd_printdd
1024            ("setsampleformat mixer: %d id: %d channels: %d format: %d\n",
1025             mixer, id, channels, format);
1026        ch = channels == 1;
1027        w = snd_pcm_format_width(format) == 8;
1028        sig = snd_pcm_format_unsigned(format) != 0;
1029        order = snd_pcm_format_big_endian(format) != 0;
1030
1031        if (SEND_SETF(cif, mixer, w, ch, order, sig, id) &&
1032            SEND_SETF(cif, mixer, w, ch, order, sig, id)) {
1033                snd_printdd("setsampleformat failed\n");
1034                return -EIO;
1035        }
1036        return 0;
1037}
1038
1039static int
1040setsamplerate(struct cmdif *cif, unsigned char *intdec, unsigned int rate)
1041{
1042        u32 D, M, N;
1043        union cmdret rptr = CMDRET_ZERO;
1044        int i;
1045
1046        snd_printdd("setsamplerate intdec: %d,%d rate: %d\n", intdec[0],
1047                    intdec[1], rate);
1048        D = 48000;
1049        M = ((rate == 48000) ? 47999 : rate) * 65536;
1050        N = M % D;
1051        M /= D;
1052        for (i = 0; i < 2; i++) {
1053                if (*intdec != 0xff) {
1054                        do {
1055                                SEND_SSRC(cif, *intdec, D, M, N);
1056                                SEND_RSRC(cif, *intdec, &rptr);
1057                        } while (rptr.retwords[1] != D &&
1058                                 rptr.retwords[2] != M &&
1059                                 rptr.retwords[3] != N &&
1060                                 i++ < MAX_WRITE_RETRY);
1061                        if (i == MAX_WRITE_RETRY) {
1062                                snd_printdd("sent samplerate %d: %d failed\n",
1063                                            *intdec, rate);
1064                                return -EIO;
1065                        }
1066                }
1067                intdec++;
1068        }
1069        return 0;
1070}
1071
1072static int
1073getmixer(struct cmdif *cif, short num, unsigned short *rval,
1074         unsigned short *lval)
1075{
1076        union cmdret rptr = CMDRET_ZERO;
1077
1078        if (SEND_RDGV(cif, num, num, &rptr) && SEND_RDGV(cif, num, num, &rptr))
1079                return -EIO;
1080        *rval = rptr.retwords[0];
1081        *lval = rptr.retwords[1];
1082        snd_printdd("got mixer %d: 0x%d 0x%d\n", num, *rval, *lval);
1083        return 0;
1084}
1085
1086static void riptide_handleirq(unsigned long dev_id)
1087{
1088        struct snd_riptide *chip = (void *)dev_id;
1089        struct cmdif *cif = chip->cif;
1090        struct snd_pcm_substream *substream[PLAYBACK_SUBSTREAMS + 1];
1091        struct snd_pcm_runtime *runtime;
1092        struct pcmhw *data = NULL;
1093        unsigned int pos, period_bytes;
1094        struct sgd *c;
1095        int i, j;
1096        unsigned int flag;
1097
1098        if (!cif)
1099                return;
1100
1101        for (i = 0; i < PLAYBACK_SUBSTREAMS; i++)
1102                substream[i] = chip->playback_substream[i];
1103        substream[i] = chip->capture_substream;
1104        for (i = 0; i < PLAYBACK_SUBSTREAMS + 1; i++) {
1105                if (substream[i] &&
1106                    (runtime = substream[i]->runtime) &&
1107                    (data = runtime->private_data) && data->state != ST_STOP) {
1108                        pos = 0;
1109                        for (j = 0; j < data->pages; j++) {
1110                                c = &data->sgdbuf[j];
1111                                flag = le32_to_cpu(c->dwStat_Ctl);
1112                                if (flag & EOB_STATUS)
1113                                        pos += le32_to_cpu(c->dwSegLen);
1114                                if (flag & EOC_STATUS)
1115                                        pos += le32_to_cpu(c->dwSegLen);
1116                                if ((flag & EOS_STATUS)
1117                                    && (data->state == ST_PLAY)) {
1118                                        data->state = ST_STOP;
1119                                        snd_printk(KERN_ERR
1120                                                   "Riptide: DMA stopped unexpectedly\n");
1121                                }
1122                                c->dwStat_Ctl =
1123                                    cpu_to_le32(flag &
1124                                                ~(EOS_STATUS | EOB_STATUS |
1125                                                  EOC_STATUS));
1126                        }
1127                        data->pointer += pos;
1128                        pos += data->oldpos;
1129                        if (data->state != ST_STOP) {
1130                                period_bytes =
1131                                    frames_to_bytes(runtime,
1132                                                    runtime->period_size);
1133                                snd_printdd
1134                                    ("interrupt 0x%x after 0x%lx of 0x%lx frames in period\n",
1135                                     READ_AUDIO_STATUS(cif->hwport),
1136                                     bytes_to_frames(runtime, pos),
1137                                     runtime->period_size);
1138                                j = 0;
1139                                if (pos >= period_bytes) {
1140                                        j++;
1141                                        while (pos >= period_bytes)
1142                                                pos -= period_bytes;
1143                                }
1144                                data->oldpos = pos;
1145                                if (j > 0)
1146                                        snd_pcm_period_elapsed(substream[i]);
1147                        }
1148                }
1149        }
1150}
1151
1152#ifdef CONFIG_PM
1153static int riptide_suspend(struct pci_dev *pci, pm_message_t state)
1154{
1155        struct snd_card *card = pci_get_drvdata(pci);
1156        struct snd_riptide *chip = card->private_data;
1157
1158        chip->in_suspend = 1;
1159        snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
1160        snd_pcm_suspend_all(chip->pcm);
1161        snd_ac97_suspend(chip->ac97);
1162        pci_disable_device(pci);
1163        pci_save_state(pci);
1164        pci_set_power_state(pci, pci_choose_state(pci, state));
1165        return 0;
1166}
1167
1168static int riptide_resume(struct pci_dev *pci)
1169{
1170        struct snd_card *card = pci_get_drvdata(pci);
1171        struct snd_riptide *chip = card->private_data;
1172
1173        pci_set_power_state(pci, PCI_D0);
1174        pci_restore_state(pci);
1175        if (pci_enable_device(pci) < 0) {
1176                printk(KERN_ERR "riptide: pci_enable_device failed, "
1177                       "disabling device\n");
1178                snd_card_disconnect(card);
1179                return -EIO;
1180        }
1181        pci_set_master(pci);
1182        snd_riptide_initialize(chip);
1183        snd_ac97_resume(chip->ac97);
1184        snd_power_change_state(card, SNDRV_CTL_POWER_D0);
1185        chip->in_suspend = 0;
1186        return 0;
1187}
1188#endif
1189
1190static int try_to_load_firmware(struct cmdif *cif, struct snd_riptide *chip)
1191{
1192        union firmware_version firmware = { .ret = CMDRET_ZERO };
1193        int i, timeout, err;
1194
1195        for (i = 0; i < 2; i++) {
1196                WRITE_PORT_ULONG(cif->hwport->port[i].data1, 0);
1197                WRITE_PORT_ULONG(cif->hwport->port[i].data2, 0);
1198        }
1199        SET_GRESET(cif->hwport);
1200        udelay(100);
1201        UNSET_GRESET(cif->hwport);
1202        udelay(100);
1203
1204        for (timeout = 100000; --timeout; udelay(10)) {
1205                if (IS_READY(cif->hwport) && !IS_GERR(cif->hwport))
1206                        break;
1207        }
1208        if (!timeout) {
1209                snd_printk(KERN_ERR
1210                           "Riptide: device not ready, audio status: 0x%x "
1211                           "ready: %d gerr: %d\n",
1212                           READ_AUDIO_STATUS(cif->hwport),
1213                           IS_READY(cif->hwport), IS_GERR(cif->hwport));
1214                return -EIO;
1215        } else {
1216                snd_printdd
1217                        ("Riptide: audio status: 0x%x ready: %d gerr: %d\n",
1218                         READ_AUDIO_STATUS(cif->hwport),
1219                         IS_READY(cif->hwport), IS_GERR(cif->hwport));
1220        }
1221
1222        SEND_GETV(cif, &firmware.ret);
1223        snd_printdd("Firmware version: ASIC: %d CODEC %d AUXDSP %d PROG %d\n",
1224                    firmware.firmware.ASIC, firmware.firmware.CODEC,
1225                    firmware.firmware.AUXDSP, firmware.firmware.PROG);
1226
1227        for (i = 0; i < FIRMWARE_VERSIONS; i++) {
1228                if (!memcmp(&firmware_versions[i], &firmware, sizeof(firmware)))
1229                        break;
1230        }
1231        if (i >= FIRMWARE_VERSIONS)
1232                return 0; /* no match */
1233
1234        if (!chip)
1235                return 1; /* OK */
1236
1237        snd_printdd("Writing Firmware\n");
1238        if (!chip->fw_entry) {
1239                err = request_firmware(&chip->fw_entry, "riptide.hex",
1240                                       &chip->pci->dev);
1241                if (err) {
1242                        snd_printk(KERN_ERR
1243                                   "Riptide: Firmware not available %d\n", err);
1244                        return -EIO;
1245                }
1246        }
1247        err = loadfirmware(cif, chip->fw_entry->data, chip->fw_entry->size);
1248        if (err) {
1249                snd_printk(KERN_ERR
1250                           "Riptide: Could not load firmware %d\n", err);
1251                return err;
1252        }
1253
1254        chip->firmware = firmware;
1255
1256        return 1; /* OK */
1257}
1258
1259static int riptide_reset(struct cmdif *cif, struct snd_riptide *chip)
1260{
1261        union cmdret rptr = CMDRET_ZERO;
1262        int err, tries;
1263
1264        if (!cif)
1265                return -EINVAL;
1266
1267        cif->cmdcnt = 0;
1268        cif->cmdtime = 0;
1269        cif->cmdtimemax = 0;
1270        cif->cmdtimemin = 0xffffffff;
1271        cif->errcnt = 0;
1272        cif->is_reset = 0;
1273
1274        tries = RESET_TRIES;
1275        do {
1276                err = try_to_load_firmware(cif, chip);
1277                if (err < 0)
1278                        return err;
1279        } while (!err && --tries);
1280
1281        SEND_SACR(cif, 0, AC97_RESET);
1282        SEND_RACR(cif, AC97_RESET, &rptr);
1283        snd_printdd("AC97: 0x%x 0x%x\n", rptr.retlongs[0], rptr.retlongs[1]);
1284
1285        SEND_PLST(cif, 0);
1286        SEND_SLST(cif, 0);
1287        SEND_DLST(cif, 0);
1288        SEND_ALST(cif, 0);
1289        SEND_KDMA(cif);
1290
1291        writearm(cif, 0x301F8, 1, 1);
1292        writearm(cif, 0x301F4, 1, 1);
1293
1294        SEND_LSEL(cif, MODEM_CMD, 0, 0, MODEM_INTDEC, MODEM_MERGER,
1295                  MODEM_SPLITTER, MODEM_MIXER);
1296        setmixer(cif, MODEM_MIXER, 0x7fff, 0x7fff);
1297        alloclbuspath(cif, ARM2LBUS_FIFO13, lbus_play_modem, NULL, NULL);
1298
1299        SEND_LSEL(cif, FM_CMD, 0, 0, FM_INTDEC, FM_MERGER, FM_SPLITTER,
1300                  FM_MIXER);
1301        setmixer(cif, FM_MIXER, 0x7fff, 0x7fff);
1302        writearm(cif, 0x30648 + FM_MIXER * 4, 0x01, 0x00000005);
1303        writearm(cif, 0x301A8, 0x02, 0x00000002);
1304        writearm(cif, 0x30264, 0x08, 0xffffffff);
1305        alloclbuspath(cif, OPL3_SAMPLE, lbus_play_opl3, NULL, NULL);
1306
1307        SEND_SSRC(cif, I2S_INTDEC, 48000,
1308                  ((u32) I2S_RATE * 65536) / 48000,
1309                  ((u32) I2S_RATE * 65536) % 48000);
1310        SEND_LSEL(cif, I2S_CMD0, 0, 0, I2S_INTDEC, I2S_MERGER, I2S_SPLITTER,
1311                  I2S_MIXER);
1312        SEND_SI2S(cif, 1);
1313        alloclbuspath(cif, ARM2LBUS_FIFO0, lbus_play_i2s, NULL, NULL);
1314        alloclbuspath(cif, DIGITAL_MIXER_OUT0, lbus_play_out, NULL, NULL);
1315        alloclbuspath(cif, DIGITAL_MIXER_OUT0, lbus_play_outhp, NULL, NULL);
1316
1317        SET_AIACK(cif->hwport);
1318        SET_AIE(cif->hwport);
1319        SET_AIACK(cif->hwport);
1320        cif->is_reset = 1;
1321
1322        return 0;
1323}
1324
1325static struct snd_pcm_hardware snd_riptide_playback = {
1326        .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1327                 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1328                 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_MMAP_VALID),
1329        .formats =
1330            SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S8
1331            | SNDRV_PCM_FMTBIT_U16_LE,
1332        .rates = SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_48000,
1333        .rate_min = 5500,
1334        .rate_max = 48000,
1335        .channels_min = 1,
1336        .channels_max = 2,
1337        .buffer_bytes_max = (64 * 1024),
1338        .period_bytes_min = PAGE_SIZE >> 1,
1339        .period_bytes_max = PAGE_SIZE << 8,
1340        .periods_min = 2,
1341        .periods_max = 64,
1342        .fifo_size = 0,
1343};
1344static struct snd_pcm_hardware snd_riptide_capture = {
1345        .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1346                 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1347                 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_MMAP_VALID),
1348        .formats =
1349            SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S8
1350            | SNDRV_PCM_FMTBIT_U16_LE,
1351        .rates = SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_48000,
1352        .rate_min = 5500,
1353        .rate_max = 48000,
1354        .channels_min = 1,
1355        .channels_max = 2,
1356        .buffer_bytes_max = (64 * 1024),
1357        .period_bytes_min = PAGE_SIZE >> 1,
1358        .period_bytes_max = PAGE_SIZE << 3,
1359        .periods_min = 2,
1360        .periods_max = 64,
1361        .fifo_size = 0,
1362};
1363
1364static snd_pcm_uframes_t snd_riptide_pointer(struct snd_pcm_substream
1365                                             *substream)
1366{
1367        struct snd_riptide *chip = snd_pcm_substream_chip(substream);
1368        struct snd_pcm_runtime *runtime = substream->runtime;
1369        struct pcmhw *data = get_pcmhwdev(substream);
1370        struct cmdif *cif = chip->cif;
1371        union cmdret rptr = CMDRET_ZERO;
1372        snd_pcm_uframes_t ret;
1373
1374        SEND_GPOS(cif, 0, data->id, &rptr);
1375        if (data->size && runtime->period_size) {
1376                snd_printdd
1377                    ("pointer stream %d position 0x%x(0x%x in buffer) bytes 0x%lx(0x%lx in period) frames\n",
1378                     data->id, rptr.retlongs[1], rptr.retlongs[1] % data->size,
1379                     bytes_to_frames(runtime, rptr.retlongs[1]),
1380                     bytes_to_frames(runtime,
1381                                     rptr.retlongs[1]) % runtime->period_size);
1382                if (rptr.retlongs[1] > data->pointer)
1383                        ret =
1384                            bytes_to_frames(runtime,
1385                                            rptr.retlongs[1] % data->size);
1386                else
1387                        ret =
1388                            bytes_to_frames(runtime,
1389                                            data->pointer % data->size);
1390        } else {
1391                snd_printdd("stream not started or strange parms (%d %ld)\n",
1392                            data->size, runtime->period_size);
1393                ret = bytes_to_frames(runtime, 0);
1394        }
1395        return ret;
1396}
1397
1398static int snd_riptide_trigger(struct snd_pcm_substream *substream, int cmd)
1399{
1400        int i, j;
1401        struct snd_riptide *chip = snd_pcm_substream_chip(substream);
1402        struct pcmhw *data = get_pcmhwdev(substream);
1403        struct cmdif *cif = chip->cif;
1404        union cmdret rptr = CMDRET_ZERO;
1405
1406        spin_lock(&chip->lock);
1407        switch (cmd) {
1408        case SNDRV_PCM_TRIGGER_START:
1409        case SNDRV_PCM_TRIGGER_RESUME:
1410                if (!(data->state & ST_PLAY)) {
1411                        SEND_SSTR(cif, data->id, data->sgdlist.addr);
1412                        SET_AIE(cif->hwport);
1413                        data->state = ST_PLAY;
1414                        if (data->mixer != 0xff)
1415                                setmixer(cif, data->mixer, 0x7fff, 0x7fff);
1416                        chip->openstreams++;
1417                        data->oldpos = 0;
1418                        data->pointer = 0;
1419                }
1420                break;
1421        case SNDRV_PCM_TRIGGER_STOP:
1422        case SNDRV_PCM_TRIGGER_SUSPEND:
1423                if (data->mixer != 0xff)
1424                        setmixer(cif, data->mixer, 0, 0);
1425                setmixer(cif, data->mixer, 0, 0);
1426                SEND_KSTR(cif, data->id);
1427                data->state = ST_STOP;
1428                chip->openstreams--;
1429                j = 0;
1430                do {
1431                        i = rptr.retlongs[1];
1432                        SEND_GPOS(cif, 0, data->id, &rptr);
1433                        udelay(1);
1434                } while (i != rptr.retlongs[1] && j++ < MAX_WRITE_RETRY);
1435                if (j > MAX_WRITE_RETRY)
1436                        snd_printk(KERN_ERR "Riptide: Could not stop stream!");
1437                break;
1438        case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
1439                if (!(data->state & ST_PAUSE)) {
1440                        SEND_PSTR(cif, data->id);
1441                        data->state |= ST_PAUSE;
1442                        chip->openstreams--;
1443                }
1444                break;
1445        case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
1446                if (data->state & ST_PAUSE) {
1447                        SEND_SSTR(cif, data->id, data->sgdlist.addr);
1448                        data->state &= ~ST_PAUSE;
1449                        chip->openstreams++;
1450                }
1451                break;
1452        default:
1453                spin_unlock(&chip->lock);
1454                return -EINVAL;
1455        }
1456        spin_unlock(&chip->lock);
1457        return 0;
1458}
1459
1460static int snd_riptide_prepare(struct snd_pcm_substream *substream)
1461{
1462        struct snd_riptide *chip = snd_pcm_substream_chip(substream);
1463        struct snd_pcm_runtime *runtime = substream->runtime;
1464        struct pcmhw *data = get_pcmhwdev(substream);
1465        struct cmdif *cif = chip->cif;
1466        unsigned char *lbuspath = NULL;
1467        unsigned int rate, channels;
1468        int err = 0;
1469        snd_pcm_format_t format;
1470
1471        if (snd_BUG_ON(!cif || !data))
1472                return -EINVAL;
1473
1474        snd_printdd("prepare id %d ch: %d f:0x%x r:%d\n", data->id,
1475                    runtime->channels, runtime->format, runtime->rate);
1476
1477        spin_lock_irq(&chip->lock);
1478        channels = runtime->channels;
1479        format = runtime->format;
1480        rate = runtime->rate;
1481        switch (channels) {
1482        case 1:
1483                if (rate == 48000 && format == SNDRV_PCM_FORMAT_S16_LE)
1484                        lbuspath = data->paths.noconv;
1485                else
1486                        lbuspath = data->paths.mono;
1487                break;
1488        case 2:
1489                if (rate == 48000 && format == SNDRV_PCM_FORMAT_S16_LE)
1490                        lbuspath = data->paths.noconv;
1491                else
1492                        lbuspath = data->paths.stereo;
1493                break;
1494        }
1495        snd_printdd("use sgdlist at 0x%p\n",
1496                    data->sgdlist.area);
1497        if (data->sgdlist.area) {
1498                unsigned int i, j, size, pages, f, pt, period;
1499                struct sgd *c, *p = NULL;
1500
1501                size = frames_to_bytes(runtime, runtime->buffer_size);
1502                period = frames_to_bytes(runtime, runtime->period_size);
1503                f = PAGE_SIZE;
1504                while ((size + (f >> 1) - 1) <= (f << 7) && (f << 1) > period)
1505                        f = f >> 1;
1506                pages = (size + f - 1) / f;
1507                data->size = size;
1508                data->pages = pages;
1509                snd_printdd
1510                    ("create sgd size: 0x%x pages %d of size 0x%x for period 0x%x\n",
1511                     size, pages, f, period);
1512                pt = 0;
1513                j = 0;
1514                for (i = 0; i < pages; i++) {
1515                        unsigned int ofs, addr;
1516                        c = &data->sgdbuf[i];
1517                        if (p)
1518                                p->dwNextLink = cpu_to_le32(data->sgdlist.addr +
1519                                                            (i *
1520                                                             sizeof(struct
1521                                                                    sgd)));
1522                        c->dwNextLink = cpu_to_le32(data->sgdlist.addr);
1523                        ofs = j << PAGE_SHIFT;
1524                        addr = snd_pcm_sgbuf_get_addr(substream, ofs) + pt;
1525                        c->dwSegPtrPhys = cpu_to_le32(addr);
1526                        pt = (pt + f) % PAGE_SIZE;
1527                        if (pt == 0)
1528                                j++;
1529                        c->dwSegLen = cpu_to_le32(f);
1530                        c->dwStat_Ctl =
1531                            cpu_to_le32(IEOB_ENABLE | IEOS_ENABLE |
1532                                        IEOC_ENABLE);
1533                        p = c;
1534                        size -= f;
1535                }
1536                data->sgdbuf[i].dwSegLen = cpu_to_le32(size);
1537        }
1538        if (lbuspath && lbuspath != data->lbuspath) {
1539                if (data->lbuspath)
1540                        freelbuspath(cif, data->source, data->lbuspath);
1541                alloclbuspath(cif, data->source, lbuspath,
1542                              &data->mixer, data->intdec);
1543                data->lbuspath = lbuspath;
1544                data->rate = 0;
1545        }
1546        if (data->rate != rate || data->format != format ||
1547            data->channels != channels) {
1548                data->rate = rate;
1549                data->format = format;
1550                data->channels = channels;
1551                if (setsampleformat
1552                    (cif, data->mixer, data->id, channels, format)
1553                    || setsamplerate(cif, data->intdec, rate))
1554                        err = -EIO;
1555        }
1556        spin_unlock_irq(&chip->lock);
1557        return err;
1558}
1559
1560static int
1561snd_riptide_hw_params(struct snd_pcm_substream *substream,
1562                      struct snd_pcm_hw_params *hw_params)
1563{
1564        struct snd_riptide *chip = snd_pcm_substream_chip(substream);
1565        struct pcmhw *data = get_pcmhwdev(substream);
1566        struct snd_dma_buffer *sgdlist = &data->sgdlist;
1567        int err;
1568
1569        snd_printdd("hw params id %d (sgdlist: 0x%p 0x%lx %d)\n", data->id,
1570                    sgdlist->area, (unsigned long)sgdlist->addr,
1571                    (int)sgdlist->bytes);
1572        if (sgdlist->area)
1573                snd_dma_free_pages(sgdlist);
1574        if ((err = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV,
1575                                       snd_dma_pci_data(chip->pci),
1576                                       sizeof(struct sgd) * (DESC_MAX_MASK + 1),
1577                                       sgdlist)) < 0) {
1578                snd_printk(KERN_ERR "Riptide: failed to alloc %d dma bytes\n",
1579                           (int)sizeof(struct sgd) * (DESC_MAX_MASK + 1));
1580                return err;
1581        }
1582        data->sgdbuf = (struct sgd *)sgdlist->area;
1583        return snd_pcm_lib_malloc_pages(substream,
1584                                        params_buffer_bytes(hw_params));
1585}
1586
1587static int snd_riptide_hw_free(struct snd_pcm_substream *substream)
1588{
1589        struct snd_riptide *chip = snd_pcm_substream_chip(substream);
1590        struct pcmhw *data = get_pcmhwdev(substream);
1591        struct cmdif *cif = chip->cif;
1592
1593        if (cif && data) {
1594                if (data->lbuspath)
1595                        freelbuspath(cif, data->source, data->lbuspath);
1596                data->lbuspath = NULL;
1597                data->source = 0xff;
1598                data->intdec[0] = 0xff;
1599                data->intdec[1] = 0xff;
1600
1601                if (data->sgdlist.area) {
1602                        snd_dma_free_pages(&data->sgdlist);
1603                        data->sgdlist.area = NULL;
1604                }
1605        }
1606        return snd_pcm_lib_free_pages(substream);
1607}
1608
1609static int snd_riptide_playback_open(struct snd_pcm_substream *substream)
1610{
1611        struct snd_riptide *chip = snd_pcm_substream_chip(substream);
1612        struct snd_pcm_runtime *runtime = substream->runtime;
1613        struct pcmhw *data;
1614        int sub_num = substream->number;
1615
1616        chip->playback_substream[sub_num] = substream;
1617        runtime->hw = snd_riptide_playback;
1618        data = kzalloc(sizeof(struct pcmhw), GFP_KERNEL);
1619        data->paths = lbus_play_paths[sub_num];
1620        data->id = play_ids[sub_num];
1621        data->source = play_sources[sub_num];
1622        data->intdec[0] = 0xff;
1623        data->intdec[1] = 0xff;
1624        data->state = ST_STOP;
1625        runtime->private_data = data;
1626        return snd_pcm_hw_constraint_integer(runtime,
1627                                             SNDRV_PCM_HW_PARAM_PERIODS);
1628}
1629
1630static int snd_riptide_capture_open(struct snd_pcm_substream *substream)
1631{
1632        struct snd_riptide *chip = snd_pcm_substream_chip(substream);
1633        struct snd_pcm_runtime *runtime = substream->runtime;
1634        struct pcmhw *data;
1635
1636        chip->capture_substream = substream;
1637        runtime->hw = snd_riptide_capture;
1638        data = kzalloc(sizeof(struct pcmhw), GFP_KERNEL);
1639        data->paths = lbus_rec_path;
1640        data->id = PADC;
1641        data->source = ACLNK2PADC;
1642        data->intdec[0] = 0xff;
1643        data->intdec[1] = 0xff;
1644        data->state = ST_STOP;
1645        runtime->private_data = data;
1646        return snd_pcm_hw_constraint_integer(runtime,
1647                                             SNDRV_PCM_HW_PARAM_PERIODS);
1648}
1649
1650static int snd_riptide_playback_close(struct snd_pcm_substream *substream)
1651{
1652        struct snd_riptide *chip = snd_pcm_substream_chip(substream);
1653        struct pcmhw *data = get_pcmhwdev(substream);
1654        int sub_num = substream->number;
1655
1656        substream->runtime->private_data = NULL;
1657        chip->playback_substream[sub_num] = NULL;
1658        kfree(data);
1659        return 0;
1660}
1661
1662static int snd_riptide_capture_close(struct snd_pcm_substream *substream)
1663{
1664        struct snd_riptide *chip = snd_pcm_substream_chip(substream);
1665        struct pcmhw *data = get_pcmhwdev(substream);
1666
1667        substream->runtime->private_data = NULL;
1668        chip->capture_substream = NULL;
1669        kfree(data);
1670        return 0;
1671}
1672
1673static struct snd_pcm_ops snd_riptide_playback_ops = {
1674        .open = snd_riptide_playback_open,
1675        .close = snd_riptide_playback_close,
1676        .ioctl = snd_pcm_lib_ioctl,
1677        .hw_params = snd_riptide_hw_params,
1678        .hw_free = snd_riptide_hw_free,
1679        .prepare = snd_riptide_prepare,
1680        .page = snd_pcm_sgbuf_ops_page,
1681        .trigger = snd_riptide_trigger,
1682        .pointer = snd_riptide_pointer,
1683};
1684static struct snd_pcm_ops snd_riptide_capture_ops = {
1685        .open = snd_riptide_capture_open,
1686        .close = snd_riptide_capture_close,
1687        .ioctl = snd_pcm_lib_ioctl,
1688        .hw_params = snd_riptide_hw_params,
1689        .hw_free = snd_riptide_hw_free,
1690        .prepare = snd_riptide_prepare,
1691        .page = snd_pcm_sgbuf_ops_page,
1692        .trigger = snd_riptide_trigger,
1693        .pointer = snd_riptide_pointer,
1694};
1695
1696static int __devinit
1697snd_riptide_pcm(struct snd_riptide *chip, int device, struct snd_pcm **rpcm)
1698{
1699        struct snd_pcm *pcm;
1700        int err;
1701
1702        if (rpcm)
1703                *rpcm = NULL;
1704        if ((err =
1705             snd_pcm_new(chip->card, "RIPTIDE", device, PLAYBACK_SUBSTREAMS, 1,
1706                         &pcm)) < 0)
1707                return err;
1708        snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1709                        &snd_riptide_playback_ops);
1710        snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,
1711                        &snd_riptide_capture_ops);
1712        pcm->private_data = chip;
1713        pcm->info_flags = 0;
1714        strcpy(pcm->name, "RIPTIDE");
1715        chip->pcm = pcm;
1716        snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV_SG,
1717                                              snd_dma_pci_data(chip->pci),
1718                                              64 * 1024, 128 * 1024);
1719        if (rpcm)
1720                *rpcm = pcm;
1721        return 0;
1722}
1723
1724static irqreturn_t
1725snd_riptide_interrupt(int irq, void *dev_id)
1726{
1727        struct snd_riptide *chip = dev_id;
1728        struct cmdif *cif = chip->cif;
1729
1730        if (cif) {
1731                chip->received_irqs++;
1732                if (IS_EOBIRQ(cif->hwport) || IS_EOSIRQ(cif->hwport) ||
1733                    IS_EOCIRQ(cif->hwport)) {
1734                        chip->handled_irqs++;
1735                        tasklet_schedule(&chip->riptide_tq);
1736                }
1737                if (chip->rmidi && IS_MPUIRQ(cif->hwport)) {
1738                        chip->handled_irqs++;
1739                        snd_mpu401_uart_interrupt(irq,
1740                                                  chip->rmidi->private_data);
1741                }
1742                SET_AIACK(cif->hwport);
1743        }
1744        return IRQ_HANDLED;
1745}
1746
1747static void
1748snd_riptide_codec_write(struct snd_ac97 *ac97, unsigned short reg,
1749                        unsigned short val)
1750{
1751        struct snd_riptide *chip = ac97->private_data;
1752        struct cmdif *cif = chip->cif;
1753        union cmdret rptr = CMDRET_ZERO;
1754        int i = 0;
1755
1756        if (snd_BUG_ON(!cif))
1757                return;
1758
1759        snd_printdd("Write AC97 reg 0x%x 0x%x\n", reg, val);
1760        do {
1761                SEND_SACR(cif, val, reg);
1762                SEND_RACR(cif, reg, &rptr);
1763        } while (rptr.retwords[1] != val && i++ < MAX_WRITE_RETRY);
1764        if (i > MAX_WRITE_RETRY)
1765                snd_printdd("Write AC97 reg failed\n");
1766}
1767
1768static unsigned short snd_riptide_codec_read(struct snd_ac97 *ac97,
1769                                             unsigned short reg)
1770{
1771        struct snd_riptide *chip = ac97->private_data;
1772        struct cmdif *cif = chip->cif;
1773        union cmdret rptr = CMDRET_ZERO;
1774
1775        if (snd_BUG_ON(!cif))
1776                return 0;
1777
1778        if (SEND_RACR(cif, reg, &rptr) != 0)
1779                SEND_RACR(cif, reg, &rptr);
1780        snd_printdd("Read AC97 reg 0x%x got 0x%x\n", reg, rptr.retwords[1]);
1781        return rptr.retwords[1];
1782}
1783
1784static int snd_riptide_initialize(struct snd_riptide *chip)
1785{
1786        struct cmdif *cif;
1787        unsigned int device_id;
1788        int err;
1789
1790        if (snd_BUG_ON(!chip))
1791                return -EINVAL;
1792
1793        cif = chip->cif;
1794        if (!cif) {
1795                if ((cif = kzalloc(sizeof(struct cmdif), GFP_KERNEL)) == NULL)
1796                        return -ENOMEM;
1797                cif->hwport = (struct riptideport *)chip->port;
1798                spin_lock_init(&cif->lock);
1799                chip->cif = cif;
1800        }
1801        cif->is_reset = 0;
1802        if ((err = riptide_reset(cif, chip)) != 0)
1803                return err;
1804        device_id = chip->device_id;
1805        switch (device_id) {
1806        case 0x4310:
1807        case 0x4320:
1808        case 0x4330:
1809                snd_printdd("Modem enable?\n");
1810                SEND_SETDPLL(cif);
1811                break;
1812        }
1813        snd_printdd("Enabling MPU IRQs\n");
1814        if (chip->rmidi)
1815                SET_EMPUIRQ(cif->hwport);
1816        return err;
1817}
1818
1819static int snd_riptide_free(struct snd_riptide *chip)
1820{
1821        struct cmdif *cif;
1822
1823        if (!chip)
1824                return 0;
1825
1826        if ((cif = chip->cif)) {
1827                SET_GRESET(cif->hwport);
1828                udelay(100);
1829                UNSET_GRESET(cif->hwport);
1830                kfree(chip->cif);
1831        }
1832        if (chip->irq >= 0)
1833                free_irq(chip->irq, chip);
1834        if (chip->fw_entry)
1835                release_firmware(chip->fw_entry);
1836        release_and_free_resource(chip->res_port);
1837        kfree(chip);
1838        return 0;
1839}
1840
1841static int snd_riptide_dev_free(struct snd_device *device)
1842{
1843        struct snd_riptide *chip = device->device_data;
1844
1845        return snd_riptide_free(chip);
1846}
1847
1848static int __devinit
1849snd_riptide_create(struct snd_card *card, struct pci_dev *pci,
1850                   struct snd_riptide **rchip)
1851{
1852        struct snd_riptide *chip;
1853        struct riptideport *hwport;
1854        int err;
1855        static struct snd_device_ops ops = {
1856                .dev_free = snd_riptide_dev_free,
1857        };
1858
1859        *rchip = NULL;
1860        if ((err = pci_enable_device(pci)) < 0)
1861                return err;
1862        if (!(chip = kzalloc(sizeof(struct snd_riptide), GFP_KERNEL)))
1863                return -ENOMEM;
1864
1865        spin_lock_init(&chip->lock);
1866        chip->card = card;
1867        chip->pci = pci;
1868        chip->irq = -1;
1869        chip->openstreams = 0;
1870        chip->port = pci_resource_start(pci, 0);
1871        chip->received_irqs = 0;
1872        chip->handled_irqs = 0;
1873        chip->cif = NULL;
1874        tasklet_init(&chip->riptide_tq, riptide_handleirq, (unsigned long)chip);
1875
1876        if ((chip->res_port =
1877             request_region(chip->port, 64, "RIPTIDE")) == NULL) {
1878                snd_printk(KERN_ERR
1879                           "Riptide: unable to grab region 0x%lx-0x%lx\n",
1880                           chip->port, chip->port + 64 - 1);
1881                snd_riptide_free(chip);
1882                return -EBUSY;
1883        }
1884        hwport = (struct riptideport *)chip->port;
1885        UNSET_AIE(hwport);
1886
1887        if (request_irq(pci->irq, snd_riptide_interrupt, IRQF_SHARED,
1888                        "RIPTIDE", chip)) {
1889                snd_printk(KERN_ERR "Riptide: unable to grab IRQ %d\n",
1890                           pci->irq);
1891                snd_riptide_free(chip);
1892                return -EBUSY;
1893        }
1894        chip->irq = pci->irq;
1895        chip->device_id = pci->device;
1896        pci_set_master(pci);
1897        if ((err = snd_riptide_initialize(chip)) < 0) {
1898                snd_riptide_free(chip);
1899                return err;
1900        }
1901
1902        if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {
1903                snd_riptide_free(chip);
1904                return err;
1905        }
1906
1907        snd_card_set_dev(card, &pci->dev);
1908
1909        *rchip = chip;
1910        return 0;
1911}
1912
1913static void
1914snd_riptide_proc_read(struct snd_info_entry *entry,
1915                      struct snd_info_buffer *buffer)
1916{
1917        struct snd_riptide *chip = entry->private_data;
1918        struct pcmhw *data;
1919        int i;
1920        struct cmdif *cif = NULL;
1921        unsigned char p[256];
1922        unsigned short rval = 0, lval = 0;
1923        unsigned int rate;
1924
1925        if (!chip)
1926                return;
1927
1928        snd_iprintf(buffer, "%s\n\n", chip->card->longname);
1929        snd_iprintf(buffer, "Device ID: 0x%x\nReceived IRQs: (%ld)%ld\nPorts:",
1930                    chip->device_id, chip->handled_irqs, chip->received_irqs);
1931        for (i = 0; i < 64; i += 4)
1932                snd_iprintf(buffer, "%c%02x: %08x",
1933                            (i % 16) ? ' ' : '\n', i, inl(chip->port + i));
1934        if ((cif = chip->cif)) {
1935                snd_iprintf(buffer,
1936                            "\nVersion: ASIC: %d CODEC: %d AUXDSP: %d PROG: %d",
1937                            chip->firmware.firmware.ASIC,
1938                            chip->firmware.firmware.CODEC,
1939                            chip->firmware.firmware.AUXDSP,
1940                            chip->firmware.firmware.PROG);
1941                snd_iprintf(buffer, "\nDigital mixer:");
1942                for (i = 0; i < 12; i++) {
1943                        getmixer(cif, i, &rval, &lval);
1944                        snd_iprintf(buffer, "\n %d: %d %d", i, rval, lval);
1945                }
1946                snd_iprintf(buffer,
1947                            "\nARM Commands num: %d failed: %d time: %d max: %d min: %d",
1948                            cif->cmdcnt, cif->errcnt,
1949                            cif->cmdtime, cif->cmdtimemax, cif->cmdtimemin);
1950        }
1951        snd_iprintf(buffer, "\nOpen streams %d:\n", chip->openstreams);
1952        for (i = 0; i < PLAYBACK_SUBSTREAMS; i++) {
1953                if (chip->playback_substream[i]
1954                    && chip->playback_substream[i]->runtime
1955                    && (data =
1956                        chip->playback_substream[i]->runtime->private_data)) {
1957                        snd_iprintf(buffer,
1958                                    "stream: %d mixer: %d source: %d (%d,%d)\n",
1959                                    data->id, data->mixer, data->source,
1960                                    data->intdec[0], data->intdec[1]);
1961                        if (!(getsamplerate(cif, data->intdec, &rate)))
1962                                snd_iprintf(buffer, "rate: %d\n", rate);
1963                }
1964        }
1965        if (chip->capture_substream
1966            && chip->capture_substream->runtime
1967            && (data = chip->capture_substream->runtime->private_data)) {
1968                snd_iprintf(buffer,
1969                            "stream: %d mixer: %d source: %d (%d,%d)\n",
1970                            data->id, data->mixer,
1971                            data->source, data->intdec[0], data->intdec[1]);
1972                if (!(getsamplerate(cif, data->intdec, &rate)))
1973                        snd_iprintf(buffer, "rate: %d\n", rate);
1974        }
1975        snd_iprintf(buffer, "Paths:\n");
1976        i = getpaths(cif, p);
1977        while (i--) {
1978                snd_iprintf(buffer, "%x->%x ", p[i - 1], p[i]);
1979                i--;
1980        }
1981        snd_iprintf(buffer, "\n");
1982}
1983
1984static void __devinit snd_riptide_proc_init(struct snd_riptide *chip)
1985{
1986        struct snd_info_entry *entry;
1987
1988        if (!snd_card_proc_new(chip->card, "riptide", &entry))
1989                snd_info_set_text_ops(entry, chip, snd_riptide_proc_read);
1990}
1991
1992static int __devinit snd_riptide_mixer(struct snd_riptide *chip)
1993{
1994        struct snd_ac97_bus *pbus;
1995        struct snd_ac97_template ac97;
1996        int err = 0;
1997        static struct snd_ac97_bus_ops ops = {
1998                .write = snd_riptide_codec_write,
1999                .read = snd_riptide_codec_read,
2000        };
2001
2002        memset(&ac97, 0, sizeof(ac97));
2003        ac97.private_data = chip;
2004        ac97.scaps = AC97_SCAP_SKIP_MODEM;
2005
2006        if ((err = snd_ac97_bus(chip->card, 0, &ops, chip, &pbus)) < 0)
2007                return err;
2008
2009        chip->ac97_bus = pbus;
2010        ac97.pci = chip->pci;
2011        if ((err = snd_ac97_mixer(pbus, &ac97, &chip->ac97)) < 0)
2012                return err;
2013        return err;
2014}
2015
2016#ifdef SUPPORT_JOYSTICK
2017
2018static int __devinit
2019snd_riptide_joystick_probe(struct pci_dev *pci, const struct pci_device_id *id)
2020{
2021        static int dev;
2022        struct gameport *gameport;
2023
2024        if (dev >= SNDRV_CARDS)
2025                return -ENODEV;
2026        if (!enable[dev]) {
2027                dev++;
2028                return -ENOENT;
2029        }
2030
2031        if (!joystick_port[dev++])
2032                return 0;
2033
2034        gameport = gameport_allocate_port();
2035        if (!gameport)
2036                return -ENOMEM;
2037        if (!request_region(joystick_port[dev], 8, "Riptide gameport")) {
2038                snd_printk(KERN_WARNING
2039                           "Riptide: cannot grab gameport 0x%x\n",
2040                           joystick_port[dev]);
2041                gameport_free_port(gameport);
2042                return -EBUSY;
2043        }
2044
2045        gameport->io = joystick_port[dev];
2046        gameport_register_port(gameport);
2047        pci_set_drvdata(pci, gameport);
2048        return 0;
2049}
2050
2051static void __devexit snd_riptide_joystick_remove(struct pci_dev *pci)
2052{
2053        struct gameport *gameport = pci_get_drvdata(pci);
2054        if (gameport) {
2055                release_region(gameport->io, 8);
2056                gameport_unregister_port(gameport);
2057                pci_set_drvdata(pci, NULL);
2058        }
2059}
2060#endif
2061
2062static int __devinit
2063snd_card_riptide_probe(struct pci_dev *pci, const struct pci_device_id *pci_id)
2064{
2065        static int dev;
2066        struct snd_card *card;
2067        struct snd_riptide *chip;
2068        unsigned short val;
2069        int err;
2070
2071        if (dev >= SNDRV_CARDS)
2072                return -ENODEV;
2073        if (!enable[dev]) {
2074                dev++;
2075                return -ENOENT;
2076        }
2077
2078        err = snd_card_create(index[dev], id[dev], THIS_MODULE, 0, &card);
2079        if (err < 0)
2080                return err;
2081        err = snd_riptide_create(card, pci, &chip);
2082        if (err < 0)
2083                goto error;
2084        card->private_data = chip;
2085        err = snd_riptide_pcm(chip, 0, NULL);
2086        if (err < 0)
2087                goto error;
2088        err = snd_riptide_mixer(chip);
2089        if (err < 0)
2090                goto error;
2091
2092        val = LEGACY_ENABLE_ALL;
2093        if (opl3_port[dev])
2094                val |= LEGACY_ENABLE_FM;
2095#ifdef SUPPORT_JOYSTICK
2096        if (joystick_port[dev])
2097                val |= LEGACY_ENABLE_GAMEPORT;
2098#endif
2099        if (mpu_port[dev])
2100                val |= LEGACY_ENABLE_MPU_INT | LEGACY_ENABLE_MPU;
2101        val |= (chip->irq << 4) & 0xf0;
2102        pci_write_config_word(chip->pci, PCI_EXT_Legacy_Mask, val);
2103        if (mpu_port[dev]) {
2104                val = mpu_port[dev];
2105                pci_write_config_word(chip->pci, PCI_EXT_MPU_Base, val);
2106                err = snd_mpu401_uart_new(card, 0, MPU401_HW_RIPTIDE,
2107                                          val, 0, chip->irq, 0,
2108                                          &chip->rmidi);
2109                if (err < 0)
2110                        snd_printk(KERN_WARNING
2111                                   "Riptide: Can't Allocate MPU at 0x%x\n",
2112                                   val);
2113                else
2114                        chip->mpuaddr = val;
2115        }
2116        if (opl3_port[dev]) {
2117                val = opl3_port[dev];
2118                pci_write_config_word(chip->pci, PCI_EXT_FM_Base, val);
2119                err = snd_opl3_create(card, val, val + 2,
2120                                      OPL3_HW_RIPTIDE, 0, &chip->opl3);
2121                if (err < 0)
2122                        snd_printk(KERN_WARNING
2123                                   "Riptide: Can't Allocate OPL3 at 0x%x\n",
2124                                   val);
2125                else {
2126                        chip->opladdr = val;
2127                        err = snd_opl3_hwdep_new(chip->opl3, 0, 1, NULL);
2128                        if (err < 0)
2129                                snd_printk(KERN_WARNING
2130                                           "Riptide: Can't Allocate OPL3-HWDEP\n");
2131                }
2132        }
2133#ifdef SUPPORT_JOYSTICK
2134        if (joystick_port[dev]) {
2135                val = joystick_port[dev];
2136                pci_write_config_word(chip->pci, PCI_EXT_Game_Base, val);
2137                chip->gameaddr = val;
2138        }
2139#endif
2140
2141        strcpy(card->driver, "RIPTIDE");
2142        strcpy(card->shortname, "Riptide");
2143#ifdef SUPPORT_JOYSTICK
2144        snprintf(card->longname, sizeof(card->longname),
2145                 "%s at 0x%lx, irq %i mpu 0x%x opl3 0x%x gameport 0x%x",
2146                 card->shortname, chip->port, chip->irq, chip->mpuaddr,
2147                 chip->opladdr, chip->gameaddr);
2148#else
2149        snprintf(card->longname, sizeof(card->longname),
2150                 "%s at 0x%lx, irq %i mpu 0x%x opl3 0x%x",
2151                 card->shortname, chip->port, chip->irq, chip->mpuaddr,
2152                 chip->opladdr);
2153#endif
2154        snd_riptide_proc_init(chip);
2155        err = snd_card_register(card);
2156        if (err < 0)
2157                goto error;
2158        pci_set_drvdata(pci, card);
2159        dev++;
2160        return 0;
2161
2162 error:
2163        snd_card_free(card);
2164        return err;
2165}
2166
2167static void __devexit snd_card_riptide_remove(struct pci_dev *pci)
2168{
2169        snd_card_free(pci_get_drvdata(pci));
2170        pci_set_drvdata(pci, NULL);
2171}
2172
2173static struct pci_driver driver = {
2174        .name = "RIPTIDE",
2175        .id_table = snd_riptide_ids,
2176        .probe = snd_card_riptide_probe,
2177        .remove = __devexit_p(snd_card_riptide_remove),
2178#ifdef CONFIG_PM
2179        .suspend = riptide_suspend,
2180        .resume = riptide_resume,
2181#endif
2182};
2183
2184#ifdef SUPPORT_JOYSTICK
2185static struct pci_driver joystick_driver = {
2186        .name = "Riptide Joystick",
2187        .id_table = snd_riptide_joystick_ids,
2188        .probe = snd_riptide_joystick_probe,
2189        .remove = __devexit_p(snd_riptide_joystick_remove),
2190};
2191#endif
2192
2193static int __init alsa_card_riptide_init(void)
2194{
2195        int err;
2196        err = pci_register_driver(&driver);
2197        if (err < 0)
2198                return err;
2199#if defined(SUPPORT_JOYSTICK)
2200        err = pci_register_driver(&joystick_driver);
2201        /* On failure unregister formerly registered audio driver */
2202        if (err < 0)
2203                pci_unregister_driver(&driver);
2204#endif
2205        return err;
2206}
2207
2208static void __exit alsa_card_riptide_exit(void)
2209{
2210        pci_unregister_driver(&driver);
2211#if defined(SUPPORT_JOYSTICK)
2212        pci_unregister_driver(&joystick_driver);
2213#endif
2214}
2215
2216module_init(alsa_card_riptide_init);
2217module_exit(alsa_card_riptide_exit);
2218