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 114 115 MODULE_AUTHOR("Peter Gruber <nokos@gmx.net>"); 116 MODULE_DESCRIPTION("riptide"); 117 MODULE_LICENSE("GPL"); 118 MODULE_SUPPORTED_DEVICE("{{Conexant,Riptide}}"); 119 MODULE_FIRMWARE("riptide.hex"); 120 121 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; 122 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; 123 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; 124 125 #ifdef SUPPORT_JOYSTICK 126 static int joystick_port[SNDRV_CARDS] = { [0 ... (SNDRV_CARDS - 1)] = 0x200 }; 127 #endif 128 static int mpu_port[SNDRV_CARDS] = { [0 ... (SNDRV_CARDS - 1)] = 0x330 }; 129 static int opl3_port[SNDRV_CARDS] = { [0 ... (SNDRV_CARDS - 1)] = 0x388 }; 130 131 module_param_array(index, int, NULL, 0444); 132 MODULE_PARM_DESC(index, "Index value for Riptide soundcard."); 133 module_param_array(id, charp, NULL, 0444); 134 MODULE_PARM_DESC(id, "ID string for Riptide soundcard."); 135 module_param_array(enable, bool, NULL, 0444); 136 MODULE_PARM_DESC(enable, "Enable Riptide soundcard."); 137 #ifdef SUPPORT_JOYSTICK 138 module_param_array(joystick_port, int, NULL, 0444); 139 MODULE_PARM_DESC(joystick_port, "Joystick port # for Riptide soundcard."); 140 #endif 141 module_param_array(mpu_port, int, NULL, 0444); 142 MODULE_PARM_DESC(mpu_port, "MPU401 port # for Riptide driver."); 143 module_param_array(opl3_port, int, NULL, 0444); 144 MODULE_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 */ 311 312 enum FIRMWARE { 313 DATA_REC = 0, EXT_END_OF_FILE, EXT_SEG_ADDR_REC, EXT_GOTO_CMD_REC, 314 EXT_LIN_ADDR_REC, 315 }; 316 317 enum 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 }; 325 326 enum 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 }; 342 343 enum 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 }; 359 360 enum 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 }; 365 366 enum 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 }; 372 373 enum { SB_CMD = 0, MODEM_CMD, I2S_CMD0, I2S_CMD1, FM_CMD, MAX_CMD }; 374 375 struct lbuspath { 376 unsigned char *noconv; 377 unsigned char *stereo; 378 unsigned char *mono; 379 }; 380 381 struct cmdport { 382 u32 data1; /* cmd,param */ 383 u32 data2; /* param */ 384 u32 stat; /* status */ 385 u32 pad[5]; 386 }; 387 388 struct riptideport { 389 u32 audio_control; /* status registers */ 390 u32 audio_status; 391 u32 pad[2]; 392 struct cmdport port[2]; /* command ports */ 393 }; 394 395 struct 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 }; 405 406 struct riptide_firmware { 407 u16 ASIC; 408 u16 CODEC; 409 u16 AUXDSP; 410 u16 PROG; 411 }; 412 413 union cmdret { 414 u8 retbytes[8]; 415 u16 retwords[4]; 416 u32 retlongs[2]; 417 }; 418 419 union 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 3 427 struct 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 }; 469 470 struct sgd { /* scatter gather desriptor */ 471 u32 dwNextLink; 472 u32 dwSegPtrPhys; 473 u32 dwSegLen; 474 u32 dwStat_Ctl; 475 }; 476 477 struct 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}} 497 498 static int sendcmd(struct cmdif *cif, u32 flags, u32 cmd, u32 parm, 499 union cmdret *ret); 500 static int getsourcesink(struct cmdif *cif, unsigned char source, 501 unsigned char sink, unsigned char *a, 502 unsigned char *b); 503 static int snd_riptide_initialize(struct snd_riptide *chip); 504 static int riptide_reset(struct cmdif *cif, struct snd_riptide *chip); 505 506 /* 507 */ 508 509 static 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 518 static 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 526 527 MODULE_DEVICE_TABLE(pci, snd_riptide_ids); 528 529 /* 530 */ 531 532 static 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 }; 571 572 static unsigned char lbus_play_opl3[] = { 573 DIGITAL_MIXER_IN0 + FM_MIXER, 0xff 574 }; 575 static unsigned char lbus_play_modem[] = { 576 DIGITAL_MIXER_IN0 + MODEM_MIXER, 0xff 577 }; 578 static unsigned char lbus_play_i2s[] = { 579 INTER0_IN + I2S_INTDEC, DIGITAL_MIXER_IN0 + I2S_MIXER, 0xff 580 }; 581 static unsigned char lbus_play_out[] = { 582 PDAC2ACLNK, 0xff 583 }; 584 static unsigned char lbus_play_outhp[] = { 585 HNDSPK2ACLNK, 0xff 586 }; 587 static unsigned char lbus_play_noconv1[] = { 588 DIGITAL_MIXER_IN0, 0xff 589 }; 590 static unsigned char lbus_play_stereo1[] = { 591 INTER0_IN, DIGITAL_MIXER_IN0, 0xff 592 }; 593 static unsigned char lbus_play_mono1[] = { 594 INTERM0_IN, DIGITAL_MIXER_IN0, 0xff 595 }; 596 static unsigned char lbus_play_noconv2[] = { 597 DIGITAL_MIXER_IN1, 0xff 598 }; 599 static unsigned char lbus_play_stereo2[] = { 600 INTER1_IN, DIGITAL_MIXER_IN1, 0xff 601 }; 602 static unsigned char lbus_play_mono2[] = { 603 INTERM1_IN, DIGITAL_MIXER_IN1, 0xff 604 }; 605 static unsigned char lbus_play_noconv3[] = { 606 DIGITAL_MIXER_IN2, 0xff 607 }; 608 static unsigned char lbus_play_stereo3[] = { 609 INTER2_IN, DIGITAL_MIXER_IN2, 0xff 610 }; 611 static unsigned char lbus_play_mono3[] = { 612 INTERM2_IN, DIGITAL_MIXER_IN2, 0xff 613 }; 614 static unsigned char lbus_rec_noconv1[] = { 615 LBUS2ARM_FIFO5, 0xff 616 }; 617 static unsigned char lbus_rec_stereo1[] = { 618 DECIM0_IN, LBUS2ARM_FIFO5, 0xff 619 }; 620 static unsigned char lbus_rec_mono1[] = { 621 DECIMM3_IN, LBUS2ARM_FIFO5, 0xff 622 }; 623 624 static unsigned char play_ids[] = { 4, 1, 2, }; 625 static unsigned char play_sources[] = { 626 ARM2LBUS_FIFO4, ARM2LBUS_FIFO1, ARM2LBUS_FIFO2, 627 }; 628 static 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 }; 645 static 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 1 652 static union firmware_version firmware_versions[] = { 653 { 654 .firmware = { 655 .ASIC = 3, 656 .CODEC = 2, 657 .AUXDSP = 3, 658 .PROG = 773, 659 }, 660 }, 661 }; 662 663 static 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 } 682 683 static 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 } 706 707 static 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 } 750 751 static void 752 alloclbuspath(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 } 789 790 static void 791 freelbuspath(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 } 811 812 static 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 } 835 836 static 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 } 936 937 static int 938 setmixer(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 } 953 954 static 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 } 969 970 static int 971 getsourcesink(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 } 984 985 static int 986 getsamplerate(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 1016 static int 1017 setsampleformat(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 1039 static int 1040 setsamplerate(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 1072 static int 1073 getmixer(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 1086 static 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 1153 static 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 1168 static 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 1190 static 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 1259 static 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 1325 static 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 }; 1344 static 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 1364 static 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 1398 static 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 1460 static 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 1560 static int 1561 snd_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 1587 static 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 1609 static 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 1630 static 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 1650 static 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 1662 static 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 1673 static 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 }; 1684 static 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 1696 static int __devinit 1697 snd_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 1724 static irqreturn_t 1725 snd_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 1747 static void 1748 snd_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 1768 static 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 1784 static 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 1819 static 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 1841 static 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 1848 static int __devinit 1849 snd_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 1913 static void 1914 snd_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 1984 static 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 1992 static 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 2018 static int __devinit 2019 snd_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 2051 static 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 2062 static int __devinit 2063 snd_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 2167 static 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 2173 static 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 2185 static 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 2193 static 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 2208 static 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 2216 module_init(alsa_card_riptide_init); 2217 module_exit(alsa_card_riptide_exit); 2218