1 // SPDX-License-Identifier: GPL-2.0-or-later 2 /* 3 * Driver for the Conexant Riptide Soundchip 4 * 5 * Copyright (c) 2004 Peter Gruber <nokos@gmx.net> 6 */ 7 /* 8 History: 9 - 02/15/2004 first release 10 11 This Driver is based on the OSS Driver version from Linuxant (riptide-0.6lnxtbeta03111100) 12 credits from the original files: 13 14 MODULE NAME: cnxt_rt.h 15 AUTHOR: K. Lazarev (Transcribed by KNL) 16 HISTORY: Major Revision Date By 17 ----------------------------- -------- ----- 18 Created 02/1/2000 KNL 19 20 MODULE NAME: int_mdl.c 21 AUTHOR: Konstantin Lazarev (Transcribed by KNL) 22 HISTORY: Major Revision Date By 23 ----------------------------- -------- ----- 24 Created 10/01/99 KNL 25 26 MODULE NAME: riptide.h 27 AUTHOR: O. Druzhinin (Transcribed by OLD) 28 HISTORY: Major Revision Date By 29 ----------------------------- -------- ----- 30 Created 10/16/97 OLD 31 32 MODULE NAME: Rp_Cmdif.cpp 33 AUTHOR: O. Druzhinin (Transcribed by OLD) 34 K. Lazarev (Transcribed by KNL) 35 HISTORY: Major Revision Date By 36 ----------------------------- -------- ----- 37 Adopted from NT4 driver 6/22/99 OLD 38 Ported to Linux 9/01/99 KNL 39 40 MODULE NAME: rt_hw.c 41 AUTHOR: O. Druzhinin (Transcribed by OLD) 42 C. Lazarev (Transcribed by CNL) 43 HISTORY: Major Revision Date By 44 ----------------------------- -------- ----- 45 Created 11/18/97 OLD 46 Hardware functions for RipTide 11/24/97 CNL 47 (ES1) are coded 48 Hardware functions for RipTide 12/24/97 CNL 49 (A0) are coded 50 Hardware functions for RipTide 03/20/98 CNL 51 (A1) are coded 52 Boot loader is included 05/07/98 CNL 53 Redesigned for WDM 07/27/98 CNL 54 Redesigned for Linux 09/01/99 CNL 55 56 MODULE NAME: rt_hw.h 57 AUTHOR: C. Lazarev (Transcribed by CNL) 58 HISTORY: Major Revision Date By 59 ----------------------------- -------- ----- 60 Created 11/18/97 CNL 61 62 MODULE NAME: rt_mdl.c 63 AUTHOR: Konstantin Lazarev (Transcribed by KNL) 64 HISTORY: Major Revision Date By 65 ----------------------------- -------- ----- 66 Created 10/01/99 KNL 67 68 MODULE NAME: mixer.h 69 AUTHOR: K. Kenney 70 HISTORY: Major Revision Date By 71 ----------------------------- -------- ----- 72 Created from MS W95 Sample 11/28/95 KRS 73 RipTide 10/15/97 KRS 74 Adopted for Windows NT driver 01/20/98 CNL 75 */ 76 77 #include <linux/delay.h> 78 #include <linux/hex.h> 79 #include <linux/init.h> 80 #include <linux/interrupt.h> 81 #include <linux/pci.h> 82 #include <linux/slab.h> 83 #include <linux/wait.h> 84 #include <linux/gameport.h> 85 #include <linux/device.h> 86 #include <linux/firmware.h> 87 #include <linux/kernel.h> 88 #include <linux/module.h> 89 #include <linux/io.h> 90 #include <sound/core.h> 91 #include <sound/info.h> 92 #include <sound/control.h> 93 #include <sound/pcm.h> 94 #include <sound/pcm_params.h> 95 #include <sound/ac97_codec.h> 96 #include <sound/mpu401.h> 97 #include <sound/opl3.h> 98 #include <sound/initval.h> 99 100 #if IS_REACHABLE(CONFIG_GAMEPORT) 101 #define SUPPORT_JOYSTICK 1 102 #endif 103 104 MODULE_AUTHOR("Peter Gruber <nokos@gmx.net>"); 105 MODULE_DESCRIPTION("riptide"); 106 MODULE_LICENSE("GPL"); 107 MODULE_FIRMWARE("riptide.hex"); 108 109 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; 110 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; 111 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; 112 113 #ifdef SUPPORT_JOYSTICK 114 static int joystick_port[SNDRV_CARDS] = { [0 ... (SNDRV_CARDS - 1)] = 0x200 }; 115 #endif 116 static int mpu_port[SNDRV_CARDS] = { [0 ... (SNDRV_CARDS - 1)] = 0x330 }; 117 static int opl3_port[SNDRV_CARDS] = { [0 ... (SNDRV_CARDS - 1)] = 0x388 }; 118 119 module_param_array(index, int, NULL, 0444); 120 MODULE_PARM_DESC(index, "Index value for Riptide soundcard."); 121 module_param_array(id, charp, NULL, 0444); 122 MODULE_PARM_DESC(id, "ID string for Riptide soundcard."); 123 module_param_array(enable, bool, NULL, 0444); 124 MODULE_PARM_DESC(enable, "Enable Riptide soundcard."); 125 #ifdef SUPPORT_JOYSTICK 126 module_param_hw_array(joystick_port, int, ioport, NULL, 0444); 127 MODULE_PARM_DESC(joystick_port, "Joystick port # for Riptide soundcard."); 128 #endif 129 module_param_hw_array(mpu_port, int, ioport, NULL, 0444); 130 MODULE_PARM_DESC(mpu_port, "MPU401 port # for Riptide driver."); 131 module_param_hw_array(opl3_port, int, ioport, NULL, 0444); 132 MODULE_PARM_DESC(opl3_port, "OPL3 port # for Riptide driver."); 133 134 /* 135 */ 136 137 #define MPU401_HW_RIPTIDE MPU401_HW_MPU401 138 #define OPL3_HW_RIPTIDE OPL3_HW_OPL3 139 140 #define PCI_EXT_CapId 0x40 141 #define PCI_EXT_NextCapPrt 0x41 142 #define PCI_EXT_PWMC 0x42 143 #define PCI_EXT_PWSCR 0x44 144 #define PCI_EXT_Data00 0x46 145 #define PCI_EXT_PMSCR_BSE 0x47 146 #define PCI_EXT_SB_Base 0x48 147 #define PCI_EXT_FM_Base 0x4a 148 #define PCI_EXT_MPU_Base 0x4C 149 #define PCI_EXT_Game_Base 0x4E 150 #define PCI_EXT_Legacy_Mask 0x50 151 #define PCI_EXT_AsicRev 0x52 152 #define PCI_EXT_Reserved3 0x53 153 154 #define LEGACY_ENABLE_ALL 0x8000 /* legacy device options */ 155 #define LEGACY_ENABLE_SB 0x4000 156 #define LEGACY_ENABLE_FM 0x2000 157 #define LEGACY_ENABLE_MPU_INT 0x1000 158 #define LEGACY_ENABLE_MPU 0x0800 159 #define LEGACY_ENABLE_GAMEPORT 0x0400 160 161 #define MAX_WRITE_RETRY 10 /* cmd interface limits */ 162 #define MAX_ERROR_COUNT 10 163 #define CMDIF_TIMEOUT 50000 164 #define RESET_TRIES 5 165 166 #define READ_PORT_ULONG(p) inl((unsigned long)&(p)) 167 #define WRITE_PORT_ULONG(p,x) outl(x,(unsigned long)&(p)) 168 169 #define READ_AUDIO_CONTROL(p) READ_PORT_ULONG(p->audio_control) 170 #define WRITE_AUDIO_CONTROL(p,x) WRITE_PORT_ULONG(p->audio_control,x) 171 #define UMASK_AUDIO_CONTROL(p,x) WRITE_PORT_ULONG(p->audio_control,READ_PORT_ULONG(p->audio_control)|x) 172 #define MASK_AUDIO_CONTROL(p,x) WRITE_PORT_ULONG(p->audio_control,READ_PORT_ULONG(p->audio_control)&x) 173 #define READ_AUDIO_STATUS(p) READ_PORT_ULONG(p->audio_status) 174 175 #define SET_GRESET(p) UMASK_AUDIO_CONTROL(p,0x0001) /* global reset switch */ 176 #define UNSET_GRESET(p) MASK_AUDIO_CONTROL(p,~0x0001) 177 #define SET_AIE(p) UMASK_AUDIO_CONTROL(p,0x0004) /* interrupt enable */ 178 #define UNSET_AIE(p) MASK_AUDIO_CONTROL(p,~0x0004) 179 #define SET_AIACK(p) UMASK_AUDIO_CONTROL(p,0x0008) /* interrupt acknowledge */ 180 #define UNSET_AIACKT(p) MASKAUDIO_CONTROL(p,~0x0008) 181 #define SET_ECMDAE(p) UMASK_AUDIO_CONTROL(p,0x0010) 182 #define UNSET_ECMDAE(p) MASK_AUDIO_CONTROL(p,~0x0010) 183 #define SET_ECMDBE(p) UMASK_AUDIO_CONTROL(p,0x0020) 184 #define UNSET_ECMDBE(p) MASK_AUDIO_CONTROL(p,~0x0020) 185 #define SET_EDATAF(p) UMASK_AUDIO_CONTROL(p,0x0040) 186 #define UNSET_EDATAF(p) MASK_AUDIO_CONTROL(p,~0x0040) 187 #define SET_EDATBF(p) UMASK_AUDIO_CONTROL(p,0x0080) 188 #define UNSET_EDATBF(p) MASK_AUDIO_CONTROL(p,~0x0080) 189 #define SET_ESBIRQON(p) UMASK_AUDIO_CONTROL(p,0x0100) 190 #define UNSET_ESBIRQON(p) MASK_AUDIO_CONTROL(p,~0x0100) 191 #define SET_EMPUIRQ(p) UMASK_AUDIO_CONTROL(p,0x0200) 192 #define UNSET_EMPUIRQ(p) MASK_AUDIO_CONTROL(p,~0x0200) 193 #define IS_CMDE(a) (READ_PORT_ULONG(a->stat)&0x1) /* cmd empty */ 194 #define IS_DATF(a) (READ_PORT_ULONG(a->stat)&0x2) /* data filled */ 195 #define IS_READY(p) (READ_AUDIO_STATUS(p)&0x0001) 196 #define IS_DLREADY(p) (READ_AUDIO_STATUS(p)&0x0002) 197 #define IS_DLERR(p) (READ_AUDIO_STATUS(p)&0x0004) 198 #define IS_GERR(p) (READ_AUDIO_STATUS(p)&0x0008) /* error ! */ 199 #define IS_CMDAEIRQ(p) (READ_AUDIO_STATUS(p)&0x0010) 200 #define IS_CMDBEIRQ(p) (READ_AUDIO_STATUS(p)&0x0020) 201 #define IS_DATAFIRQ(p) (READ_AUDIO_STATUS(p)&0x0040) 202 #define IS_DATBFIRQ(p) (READ_AUDIO_STATUS(p)&0x0080) 203 #define IS_EOBIRQ(p) (READ_AUDIO_STATUS(p)&0x0100) /* interrupt status */ 204 #define IS_EOSIRQ(p) (READ_AUDIO_STATUS(p)&0x0200) 205 #define IS_EOCIRQ(p) (READ_AUDIO_STATUS(p)&0x0400) 206 #define IS_UNSLIRQ(p) (READ_AUDIO_STATUS(p)&0x0800) 207 #define IS_SBIRQ(p) (READ_AUDIO_STATUS(p)&0x1000) 208 #define IS_MPUIRQ(p) (READ_AUDIO_STATUS(p)&0x2000) 209 210 #define RESP 0x00000001 /* command flags */ 211 #define PARM 0x00000002 212 #define CMDA 0x00000004 213 #define CMDB 0x00000008 214 #define NILL 0x00000000 215 216 #define LONG0(a) ((u32)a) /* shifts and masks */ 217 #define BYTE0(a) (LONG0(a)&0xff) 218 #define BYTE1(a) (BYTE0(a)<<8) 219 #define BYTE2(a) (BYTE0(a)<<16) 220 #define BYTE3(a) (BYTE0(a)<<24) 221 #define WORD0(a) (LONG0(a)&0xffff) 222 #define WORD1(a) (WORD0(a)<<8) 223 #define WORD2(a) (WORD0(a)<<16) 224 #define TRINIB0(a) (LONG0(a)&0xffffff) 225 #define TRINIB1(a) (TRINIB0(a)<<8) 226 227 #define RET(a) ((union cmdret *)(a)) 228 229 #define SEND_GETV(p,b) sendcmd(p,RESP,GETV,0,RET(b)) /* get version */ 230 #define SEND_GETC(p,b,c) sendcmd(p,PARM|RESP,GETC,c,RET(b)) 231 #define SEND_GUNS(p,b) sendcmd(p,RESP,GUNS,0,RET(b)) 232 #define SEND_SCID(p,b) sendcmd(p,RESP,SCID,0,RET(b)) 233 #define SEND_RMEM(p,b,c,d) sendcmd(p,PARM|RESP,RMEM|BYTE1(b),LONG0(c),RET(d)) /* memory access for firmware write */ 234 #define SEND_SMEM(p,b,c) sendcmd(p,PARM,SMEM|BYTE1(b),LONG0(c),RET(0)) /* memory access for firmware write */ 235 #define SEND_WMEM(p,b,c) sendcmd(p,PARM,WMEM|BYTE1(b),LONG0(c),RET(0)) /* memory access for firmware write */ 236 #define SEND_SDTM(p,b,c) sendcmd(p,PARM|RESP,SDTM|TRINIB1(b),0,RET(c)) /* memory access for firmware write */ 237 #define SEND_GOTO(p,b) sendcmd(p,PARM,GOTO,LONG0(b),RET(0)) /* memory access for firmware write */ 238 #define SEND_SETDPLL(p) sendcmd(p,0,ARM_SETDPLL,0,RET(0)) 239 #define SEND_SSTR(p,b,c) sendcmd(p,PARM,SSTR|BYTE3(b),LONG0(c),RET(0)) /* start stream */ 240 #define SEND_PSTR(p,b) sendcmd(p,PARM,PSTR,BYTE3(b),RET(0)) /* pause stream */ 241 #define SEND_KSTR(p,b) sendcmd(p,PARM,KSTR,BYTE3(b),RET(0)) /* stop stream */ 242 #define SEND_KDMA(p) sendcmd(p,0,KDMA,0,RET(0)) /* stop all dma */ 243 #define SEND_GPOS(p,b,c,d) sendcmd(p,PARM|RESP,GPOS,BYTE3(c)|BYTE2(b),RET(d)) /* get position in dma */ 244 #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 */ 245 #define SEND_GSTS(p,b,c,d) sendcmd(p,PARM|RESP,GSTS,BYTE3(c)|BYTE2(b),RET(d)) 246 #define SEND_NGPOS(p,b,c,d) sendcmd(p,PARM|RESP,NGPOS,BYTE3(c)|BYTE2(b),RET(d)) 247 #define SEND_PSEL(p,b,c) sendcmd(p,PARM,PSEL,BYTE2(b)|BYTE3(c),RET(0)) /* activate lbus path */ 248 #define SEND_PCLR(p,b,c) sendcmd(p,PARM,PCLR,BYTE2(b)|BYTE3(c),RET(0)) /* deactivate lbus path */ 249 #define SEND_PLST(p,b) sendcmd(p,PARM,PLST,BYTE3(b),RET(0)) 250 #define SEND_RSSV(p,b,c,d) sendcmd(p,PARM|RESP,RSSV,BYTE2(b)|BYTE3(c),RET(d)) 251 #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 */ 252 #define SEND_SSRC(p,b,c,d,e) sendcmd(p,PARM,SSRC|BYTE1(b)|WORD2(c),WORD0(d)|WORD2(e),RET(0)) /* configure source */ 253 #define SEND_SLST(p,b) sendcmd(p,PARM,SLST,BYTE3(b),RET(0)) 254 #define SEND_RSRC(p,b,c) sendcmd(p,RESP,RSRC|BYTE1(b),0,RET(c)) /* read source config */ 255 #define SEND_SSRB(p,b,c) sendcmd(p,PARM,SSRB|BYTE1(b),WORD2(c),RET(0)) 256 #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 */ 257 #define SEND_RDGV(p,b,c,d) sendcmd(p,PARM|RESP,RDGV|BYTE2(b)|BYTE3(c),0,RET(d)) /* read digital mixer */ 258 #define SEND_DLST(p,b) sendcmd(p,PARM,DLST,BYTE3(b),RET(0)) 259 #define SEND_SACR(p,b,c) sendcmd(p,PARM,SACR,WORD0(b)|WORD2(c),RET(0)) /* set AC97 register */ 260 #define SEND_RACR(p,b,c) sendcmd(p,PARM|RESP,RACR,WORD2(b),RET(c)) /* get AC97 register */ 261 #define SEND_ALST(p,b) sendcmd(p,PARM,ALST,BYTE3(b),RET(0)) 262 #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)) 263 #define SEND_RXAC(p,b,c,d) sendcmd(p,PARM|RESP,RXAC,BYTE2(b)|BYTE3(c),RET(d)) 264 #define SEND_SI2S(p,b) sendcmd(p,PARM,SI2S,WORD2(b),RET(0)) 265 266 #define EOB_STATUS 0x80000000 /* status flags : block boundary */ 267 #define EOS_STATUS 0x40000000 /* : stoppped */ 268 #define EOC_STATUS 0x20000000 /* : stream end */ 269 #define ERR_STATUS 0x10000000 270 #define EMPTY_STATUS 0x08000000 271 272 #define IEOB_ENABLE 0x1 /* enable interrupts for status notification above */ 273 #define IEOS_ENABLE 0x2 274 #define IEOC_ENABLE 0x4 275 #define RDONCE 0x8 276 #define DESC_MAX_MASK 0xff 277 278 #define ST_PLAY 0x1 /* stream states */ 279 #define ST_STOP 0x2 280 #define ST_PAUSE 0x4 281 282 #define I2S_INTDEC 3 /* config for I2S link */ 283 #define I2S_MERGER 0 284 #define I2S_SPLITTER 0 285 #define I2S_MIXER 7 286 #define I2S_RATE 44100 287 288 #define MODEM_INTDEC 4 /* config for modem link */ 289 #define MODEM_MERGER 3 290 #define MODEM_SPLITTER 0 291 #define MODEM_MIXER 11 292 293 #define FM_INTDEC 3 /* config for FM/OPL3 link */ 294 #define FM_MERGER 0 295 #define FM_SPLITTER 0 296 #define FM_MIXER 9 297 298 #define SPLIT_PATH 0x80 /* path splitting flag */ 299 300 enum FIRMWARE { 301 DATA_REC = 0, EXT_END_OF_FILE, EXT_SEG_ADDR_REC, EXT_GOTO_CMD_REC, 302 EXT_LIN_ADDR_REC, 303 }; 304 305 enum CMDS { 306 GETV = 0x00, GETC, GUNS, SCID, RMEM = 307 0x10, SMEM, WMEM, SDTM, GOTO, SSTR = 308 0x20, PSTR, KSTR, KDMA, GPOS, SETF, GSTS, NGPOS, PSEL = 309 0x30, PCLR, PLST, RSSV, LSEL, SSRC = 0x40, SLST, RSRC, SSRB, SDGV = 310 0x50, RDGV, DLST, SACR = 0x60, RACR, ALST, TXAC, RXAC, SI2S = 311 0x70, ARM_SETDPLL = 0x72, 312 }; 313 314 enum E1SOURCE { 315 ARM2LBUS_FIFO0 = 0, ARM2LBUS_FIFO1, ARM2LBUS_FIFO2, ARM2LBUS_FIFO3, 316 ARM2LBUS_FIFO4, ARM2LBUS_FIFO5, ARM2LBUS_FIFO6, ARM2LBUS_FIFO7, 317 ARM2LBUS_FIFO8, ARM2LBUS_FIFO9, ARM2LBUS_FIFO10, ARM2LBUS_FIFO11, 318 ARM2LBUS_FIFO12, ARM2LBUS_FIFO13, ARM2LBUS_FIFO14, ARM2LBUS_FIFO15, 319 INTER0_OUT, INTER1_OUT, INTER2_OUT, INTER3_OUT, INTER4_OUT, 320 INTERM0_OUT, INTERM1_OUT, INTERM2_OUT, INTERM3_OUT, INTERM4_OUT, 321 INTERM5_OUT, INTERM6_OUT, DECIMM0_OUT, DECIMM1_OUT, DECIMM2_OUT, 322 DECIMM3_OUT, DECIM0_OUT, SR3_4_OUT, OPL3_SAMPLE, ASRC0, ASRC1, 323 ACLNK2PADC, ACLNK2MODEM0RX, ACLNK2MIC, ACLNK2MODEM1RX, ACLNK2HNDMIC, 324 DIGITAL_MIXER_OUT0, GAINFUNC0_OUT, GAINFUNC1_OUT, GAINFUNC2_OUT, 325 GAINFUNC3_OUT, GAINFUNC4_OUT, SOFTMODEMTX, SPLITTER0_OUTL, 326 SPLITTER0_OUTR, SPLITTER1_OUTL, SPLITTER1_OUTR, SPLITTER2_OUTL, 327 SPLITTER2_OUTR, SPLITTER3_OUTL, SPLITTER3_OUTR, MERGER0_OUT, 328 MERGER1_OUT, MERGER2_OUT, MERGER3_OUT, ARM2LBUS_FIFO_DIRECT, NO_OUT 329 }; 330 331 enum E2SINK { 332 LBUS2ARM_FIFO0 = 0, LBUS2ARM_FIFO1, LBUS2ARM_FIFO2, LBUS2ARM_FIFO3, 333 LBUS2ARM_FIFO4, LBUS2ARM_FIFO5, LBUS2ARM_FIFO6, LBUS2ARM_FIFO7, 334 INTER0_IN, INTER1_IN, INTER2_IN, INTER3_IN, INTER4_IN, INTERM0_IN, 335 INTERM1_IN, INTERM2_IN, INTERM3_IN, INTERM4_IN, INTERM5_IN, INTERM6_IN, 336 DECIMM0_IN, DECIMM1_IN, DECIMM2_IN, DECIMM3_IN, DECIM0_IN, SR3_4_IN, 337 PDAC2ACLNK, MODEM0TX2ACLNK, MODEM1TX2ACLNK, HNDSPK2ACLNK, 338 DIGITAL_MIXER_IN0, DIGITAL_MIXER_IN1, DIGITAL_MIXER_IN2, 339 DIGITAL_MIXER_IN3, DIGITAL_MIXER_IN4, DIGITAL_MIXER_IN5, 340 DIGITAL_MIXER_IN6, DIGITAL_MIXER_IN7, DIGITAL_MIXER_IN8, 341 DIGITAL_MIXER_IN9, DIGITAL_MIXER_IN10, DIGITAL_MIXER_IN11, 342 GAINFUNC0_IN, GAINFUNC1_IN, GAINFUNC2_IN, GAINFUNC3_IN, GAINFUNC4_IN, 343 SOFTMODEMRX, SPLITTER0_IN, SPLITTER1_IN, SPLITTER2_IN, SPLITTER3_IN, 344 MERGER0_INL, MERGER0_INR, MERGER1_INL, MERGER1_INR, MERGER2_INL, 345 MERGER2_INR, MERGER3_INL, MERGER3_INR, E2SINK_MAX 346 }; 347 348 enum LBUS_SINK { 349 LS_SRC_INTERPOLATOR = 0, LS_SRC_INTERPOLATORM, LS_SRC_DECIMATOR, 350 LS_SRC_DECIMATORM, LS_MIXER_IN, LS_MIXER_GAIN_FUNCTION, 351 LS_SRC_SPLITTER, LS_SRC_MERGER, LS_NONE1, LS_NONE2, 352 }; 353 354 enum RT_CHANNEL_IDS { 355 M0TX = 0, M1TX, TAMTX, HSSPKR, PDAC, DSNDTX0, DSNDTX1, DSNDTX2, 356 DSNDTX3, DSNDTX4, DSNDTX5, DSNDTX6, DSNDTX7, WVSTRTX, COP3DTX, SPARE, 357 M0RX, HSMIC, M1RX, CLEANRX, MICADC, PADC, COPRX1, COPRX2, 358 CHANNEL_ID_COUNTER 359 }; 360 361 enum { SB_CMD = 0, MODEM_CMD, I2S_CMD0, I2S_CMD1, FM_CMD, MAX_CMD }; 362 363 struct lbuspath { 364 const unsigned char *noconv; 365 const unsigned char *stereo; 366 const unsigned char *mono; 367 }; 368 369 struct cmdport { 370 u32 data1; /* cmd,param */ 371 u32 data2; /* param */ 372 u32 stat; /* status */ 373 u32 pad[5]; 374 }; 375 376 struct riptideport { 377 u32 audio_control; /* status registers */ 378 u32 audio_status; 379 u32 pad[2]; 380 struct cmdport port[2]; /* command ports */ 381 }; 382 383 struct cmdif { 384 struct device *dev; 385 struct riptideport *hwport; 386 spinlock_t lock; 387 unsigned int cmdcnt; /* cmd statistics */ 388 unsigned int cmdtime; 389 unsigned int cmdtimemax; 390 unsigned int cmdtimemin; 391 unsigned int errcnt; 392 int is_reset; 393 }; 394 395 struct riptide_firmware { 396 u16 ASIC; 397 u16 CODEC; 398 u16 AUXDSP; 399 u16 PROG; 400 }; 401 402 union cmdret { 403 u8 retbytes[8]; 404 u16 retwords[4]; 405 u32 retlongs[2]; 406 }; 407 408 union firmware_version { 409 union cmdret ret; 410 struct riptide_firmware firmware; 411 }; 412 413 #define get_pcmhwdev(substream) (struct pcmhw *)(substream->runtime->private_data) 414 415 #define PLAYBACK_SUBSTREAMS 3 416 struct snd_riptide { 417 struct snd_card *card; 418 struct pci_dev *pci; 419 const struct firmware *fw_entry; 420 421 struct cmdif *cif; 422 423 struct snd_pcm *pcm; 424 struct snd_pcm *pcm_i2s; 425 struct snd_rawmidi *rmidi; 426 struct snd_opl3 *opl3; 427 struct snd_ac97 *ac97; 428 struct snd_ac97_bus *ac97_bus; 429 430 struct snd_pcm_substream *playback_substream[PLAYBACK_SUBSTREAMS]; 431 struct snd_pcm_substream *capture_substream; 432 433 int openstreams; 434 435 int irq; 436 unsigned long port; 437 unsigned short mpuaddr; 438 unsigned short opladdr; 439 #ifdef SUPPORT_JOYSTICK 440 unsigned short gameaddr; 441 #endif 442 struct resource *res_port; 443 444 unsigned short device_id; 445 446 union firmware_version firmware; 447 448 spinlock_t lock; 449 struct snd_info_entry *proc_entry; 450 451 unsigned long received_irqs; 452 unsigned long handled_irqs; 453 int in_suspend; 454 }; 455 456 struct sgd { /* scatter gather desriptor */ 457 __le32 dwNextLink; 458 __le32 dwSegPtrPhys; 459 __le32 dwSegLen; 460 __le32 dwStat_Ctl; 461 }; 462 463 struct pcmhw { /* pcm descriptor */ 464 struct lbuspath paths; 465 const unsigned char *lbuspath; 466 unsigned char source; 467 unsigned char intdec[2]; 468 unsigned char mixer; 469 unsigned char id; 470 unsigned char state; 471 unsigned int rate; 472 unsigned int channels; 473 snd_pcm_format_t format; 474 struct snd_dma_buffer sgdlist; 475 struct sgd *sgdbuf; 476 unsigned int size; 477 unsigned int pages; 478 unsigned int oldpos; 479 unsigned int pointer; 480 }; 481 482 #define CMDRET_ZERO (union cmdret){{(u32)0, (u32) 0}} 483 484 static int sendcmd(struct cmdif *cif, u32 flags, u32 cmd, u32 parm, 485 union cmdret *ret); 486 static int getsourcesink(struct cmdif *cif, unsigned char source, 487 unsigned char sink, unsigned char *a, 488 unsigned char *b); 489 static int snd_riptide_initialize(struct snd_riptide *chip); 490 static int riptide_reset(struct cmdif *cif, struct snd_riptide *chip); 491 492 /* 493 */ 494 495 static const struct pci_device_id snd_riptide_ids[] = { 496 { PCI_DEVICE(0x127a, 0x4310) }, 497 { PCI_DEVICE(0x127a, 0x4320) }, 498 { PCI_DEVICE(0x127a, 0x4330) }, 499 { PCI_DEVICE(0x127a, 0x4340) }, 500 {0,}, 501 }; 502 503 #ifdef SUPPORT_JOYSTICK 504 static const struct pci_device_id snd_riptide_joystick_ids[] = { 505 { PCI_DEVICE(0x127a, 0x4312) }, 506 { PCI_DEVICE(0x127a, 0x4322) }, 507 { PCI_DEVICE(0x127a, 0x4332) }, 508 { PCI_DEVICE(0x127a, 0x4342) }, 509 {0,}, 510 }; 511 #endif 512 513 MODULE_DEVICE_TABLE(pci, snd_riptide_ids); 514 515 /* 516 */ 517 518 static const unsigned char lbusin2out[E2SINK_MAX + 1][2] = { 519 {NO_OUT, LS_NONE1}, {NO_OUT, LS_NONE2}, {NO_OUT, LS_NONE1}, {NO_OUT, 520 LS_NONE2}, 521 {NO_OUT, LS_NONE1}, {NO_OUT, LS_NONE2}, {NO_OUT, LS_NONE1}, {NO_OUT, 522 LS_NONE2}, 523 {INTER0_OUT, LS_SRC_INTERPOLATOR}, {INTER1_OUT, LS_SRC_INTERPOLATOR}, 524 {INTER2_OUT, LS_SRC_INTERPOLATOR}, {INTER3_OUT, LS_SRC_INTERPOLATOR}, 525 {INTER4_OUT, LS_SRC_INTERPOLATOR}, {INTERM0_OUT, LS_SRC_INTERPOLATORM}, 526 {INTERM1_OUT, LS_SRC_INTERPOLATORM}, {INTERM2_OUT, 527 LS_SRC_INTERPOLATORM}, 528 {INTERM3_OUT, LS_SRC_INTERPOLATORM}, {INTERM4_OUT, 529 LS_SRC_INTERPOLATORM}, 530 {INTERM5_OUT, LS_SRC_INTERPOLATORM}, {INTERM6_OUT, 531 LS_SRC_INTERPOLATORM}, 532 {DECIMM0_OUT, LS_SRC_DECIMATORM}, {DECIMM1_OUT, LS_SRC_DECIMATORM}, 533 {DECIMM2_OUT, LS_SRC_DECIMATORM}, {DECIMM3_OUT, LS_SRC_DECIMATORM}, 534 {DECIM0_OUT, LS_SRC_DECIMATOR}, {SR3_4_OUT, LS_NONE1}, {NO_OUT, 535 LS_NONE2}, 536 {NO_OUT, LS_NONE1}, {NO_OUT, LS_NONE2}, {NO_OUT, LS_NONE1}, 537 {DIGITAL_MIXER_OUT0, LS_MIXER_IN}, {DIGITAL_MIXER_OUT0, LS_MIXER_IN}, 538 {DIGITAL_MIXER_OUT0, LS_MIXER_IN}, {DIGITAL_MIXER_OUT0, LS_MIXER_IN}, 539 {DIGITAL_MIXER_OUT0, LS_MIXER_IN}, {DIGITAL_MIXER_OUT0, LS_MIXER_IN}, 540 {DIGITAL_MIXER_OUT0, LS_MIXER_IN}, {DIGITAL_MIXER_OUT0, LS_MIXER_IN}, 541 {DIGITAL_MIXER_OUT0, LS_MIXER_IN}, {DIGITAL_MIXER_OUT0, LS_MIXER_IN}, 542 {DIGITAL_MIXER_OUT0, LS_MIXER_IN}, {DIGITAL_MIXER_OUT0, LS_MIXER_IN}, 543 {GAINFUNC0_OUT, LS_MIXER_GAIN_FUNCTION}, {GAINFUNC1_OUT, 544 LS_MIXER_GAIN_FUNCTION}, 545 {GAINFUNC2_OUT, LS_MIXER_GAIN_FUNCTION}, {GAINFUNC3_OUT, 546 LS_MIXER_GAIN_FUNCTION}, 547 {GAINFUNC4_OUT, LS_MIXER_GAIN_FUNCTION}, {SOFTMODEMTX, LS_NONE1}, 548 {SPLITTER0_OUTL, LS_SRC_SPLITTER}, {SPLITTER1_OUTL, LS_SRC_SPLITTER}, 549 {SPLITTER2_OUTL, LS_SRC_SPLITTER}, {SPLITTER3_OUTL, LS_SRC_SPLITTER}, 550 {MERGER0_OUT, LS_SRC_MERGER}, {MERGER0_OUT, LS_SRC_MERGER}, 551 {MERGER1_OUT, LS_SRC_MERGER}, 552 {MERGER1_OUT, LS_SRC_MERGER}, {MERGER2_OUT, LS_SRC_MERGER}, 553 {MERGER2_OUT, LS_SRC_MERGER}, 554 {MERGER3_OUT, LS_SRC_MERGER}, {MERGER3_OUT, LS_SRC_MERGER}, {NO_OUT, 555 LS_NONE2}, 556 }; 557 558 static const unsigned char lbus_play_opl3[] = { 559 DIGITAL_MIXER_IN0 + FM_MIXER, 0xff 560 }; 561 static const unsigned char lbus_play_modem[] = { 562 DIGITAL_MIXER_IN0 + MODEM_MIXER, 0xff 563 }; 564 static const unsigned char lbus_play_i2s[] = { 565 INTER0_IN + I2S_INTDEC, DIGITAL_MIXER_IN0 + I2S_MIXER, 0xff 566 }; 567 static const unsigned char lbus_play_out[] = { 568 PDAC2ACLNK, 0xff 569 }; 570 static const unsigned char lbus_play_outhp[] = { 571 HNDSPK2ACLNK, 0xff 572 }; 573 static const unsigned char lbus_play_noconv1[] = { 574 DIGITAL_MIXER_IN0, 0xff 575 }; 576 static const unsigned char lbus_play_stereo1[] = { 577 INTER0_IN, DIGITAL_MIXER_IN0, 0xff 578 }; 579 static const unsigned char lbus_play_mono1[] = { 580 INTERM0_IN, DIGITAL_MIXER_IN0, 0xff 581 }; 582 static const unsigned char lbus_play_noconv2[] = { 583 DIGITAL_MIXER_IN1, 0xff 584 }; 585 static const unsigned char lbus_play_stereo2[] = { 586 INTER1_IN, DIGITAL_MIXER_IN1, 0xff 587 }; 588 static const unsigned char lbus_play_mono2[] = { 589 INTERM1_IN, DIGITAL_MIXER_IN1, 0xff 590 }; 591 static const unsigned char lbus_play_noconv3[] = { 592 DIGITAL_MIXER_IN2, 0xff 593 }; 594 static const unsigned char lbus_play_stereo3[] = { 595 INTER2_IN, DIGITAL_MIXER_IN2, 0xff 596 }; 597 static const unsigned char lbus_play_mono3[] = { 598 INTERM2_IN, DIGITAL_MIXER_IN2, 0xff 599 }; 600 static const unsigned char lbus_rec_noconv1[] = { 601 LBUS2ARM_FIFO5, 0xff 602 }; 603 static const unsigned char lbus_rec_stereo1[] = { 604 DECIM0_IN, LBUS2ARM_FIFO5, 0xff 605 }; 606 static const unsigned char lbus_rec_mono1[] = { 607 DECIMM3_IN, LBUS2ARM_FIFO5, 0xff 608 }; 609 610 static const unsigned char play_ids[] = { 4, 1, 2, }; 611 static const unsigned char play_sources[] = { 612 ARM2LBUS_FIFO4, ARM2LBUS_FIFO1, ARM2LBUS_FIFO2, 613 }; 614 static const struct lbuspath lbus_play_paths[] = { 615 { 616 .noconv = lbus_play_noconv1, 617 .stereo = lbus_play_stereo1, 618 .mono = lbus_play_mono1, 619 }, 620 { 621 .noconv = lbus_play_noconv2, 622 .stereo = lbus_play_stereo2, 623 .mono = lbus_play_mono2, 624 }, 625 { 626 .noconv = lbus_play_noconv3, 627 .stereo = lbus_play_stereo3, 628 .mono = lbus_play_mono3, 629 }, 630 }; 631 static const struct lbuspath lbus_rec_path = { 632 .noconv = lbus_rec_noconv1, 633 .stereo = lbus_rec_stereo1, 634 .mono = lbus_rec_mono1, 635 }; 636 637 #define FIRMWARE_VERSIONS 1 638 static union firmware_version firmware_versions[] = { 639 { 640 .firmware = { 641 .ASIC = 3, 642 .CODEC = 2, 643 .AUXDSP = 3, 644 .PROG = 773, 645 }, 646 }, 647 }; 648 649 static u32 atoh(const unsigned char *in, unsigned int len) 650 { 651 u32 sum = 0; 652 unsigned int mult = 1; 653 unsigned char c; 654 655 while (len) { 656 int value; 657 658 c = in[len - 1]; 659 value = hex_to_bin(c); 660 if (value >= 0) 661 sum += mult * value; 662 mult *= 16; 663 --len; 664 } 665 return sum; 666 } 667 668 static int senddata(struct cmdif *cif, const unsigned char *in, u32 offset) 669 { 670 u32 addr; 671 u32 data; 672 u32 i; 673 const unsigned char *p; 674 675 i = atoh(&in[1], 2); 676 addr = offset + atoh(&in[3], 4); 677 if (SEND_SMEM(cif, 0, addr) != 0) 678 return -EACCES; 679 p = in + 9; 680 while (i) { 681 data = atoh(p, 8); 682 if (SEND_WMEM(cif, 2, 683 ((data & 0x0f0f0f0f) << 4) | ((data & 0xf0f0f0f0) 684 >> 4))) 685 return -EACCES; 686 i -= 4; 687 p += 8; 688 } 689 return 0; 690 } 691 692 static int loadfirmware(struct cmdif *cif, const unsigned char *img, 693 unsigned int size) 694 { 695 const unsigned char *in; 696 u32 laddr, saddr, t, val; 697 int err = 0; 698 699 laddr = saddr = 0; 700 while (size > 0 && err == 0) { 701 in = img; 702 if (in[0] == ':') { 703 t = atoh(&in[7], 2); 704 switch (t) { 705 case DATA_REC: 706 err = senddata(cif, in, laddr + saddr); 707 break; 708 case EXT_SEG_ADDR_REC: 709 saddr = atoh(&in[9], 4) << 4; 710 break; 711 case EXT_LIN_ADDR_REC: 712 laddr = atoh(&in[9], 4) << 16; 713 break; 714 case EXT_GOTO_CMD_REC: 715 val = atoh(&in[9], 8); 716 if (SEND_GOTO(cif, val) != 0) 717 err = -EACCES; 718 break; 719 case EXT_END_OF_FILE: 720 size = 0; 721 break; 722 default: 723 break; 724 } 725 while (size > 0) { 726 size--; 727 if (*img++ == '\n') 728 break; 729 } 730 } 731 } 732 dev_dbg(cif->dev, "load firmware return %d\n", err); 733 return err; 734 } 735 736 static void 737 alloclbuspath(struct cmdif *cif, unsigned char source, 738 const unsigned char *path, unsigned char *mixer, unsigned char *s) 739 { 740 while (*path != 0xff) { 741 unsigned char sink, type; 742 743 sink = *path & (~SPLIT_PATH); 744 if (sink != E2SINK_MAX) { 745 dev_dbg(cif->dev, "alloc path 0x%x->0x%x\n", source, sink); 746 SEND_PSEL(cif, source, sink); 747 source = lbusin2out[sink][0]; 748 type = lbusin2out[sink][1]; 749 if (type == LS_MIXER_IN) { 750 if (mixer) 751 *mixer = sink - DIGITAL_MIXER_IN0; 752 } 753 if (type == LS_SRC_DECIMATORM || 754 type == LS_SRC_DECIMATOR || 755 type == LS_SRC_INTERPOLATORM || 756 type == LS_SRC_INTERPOLATOR) { 757 if (s) { 758 if (s[0] != 0xff) 759 s[1] = sink; 760 else 761 s[0] = sink; 762 } 763 } 764 } 765 if (*path++ & SPLIT_PATH) { 766 const unsigned char *npath = path; 767 768 while (*npath != 0xff) 769 npath++; 770 alloclbuspath(cif, source + 1, ++npath, mixer, s); 771 } 772 } 773 } 774 775 static void 776 freelbuspath(struct cmdif *cif, unsigned char source, const unsigned char *path) 777 { 778 while (*path != 0xff) { 779 unsigned char sink; 780 781 sink = *path & (~SPLIT_PATH); 782 if (sink != E2SINK_MAX) { 783 dev_dbg(cif->dev, "free path 0x%x->0x%x\n", source, sink); 784 SEND_PCLR(cif, source, sink); 785 source = lbusin2out[sink][0]; 786 } 787 if (*path++ & SPLIT_PATH) { 788 const unsigned char *npath = path; 789 790 while (*npath != 0xff) 791 npath++; 792 freelbuspath(cif, source + 1, ++npath); 793 } 794 } 795 } 796 797 static int writearm(struct cmdif *cif, u32 addr, u32 data, u32 mask) 798 { 799 union cmdret rptr = CMDRET_ZERO; 800 unsigned int i = MAX_WRITE_RETRY; 801 int flag = 1; 802 803 SEND_RMEM(cif, 0x02, addr, &rptr); 804 rptr.retlongs[0] &= (~mask); 805 806 while (--i) { 807 SEND_SMEM(cif, 0x01, addr); 808 SEND_WMEM(cif, 0x02, (rptr.retlongs[0] | data)); 809 SEND_RMEM(cif, 0x02, addr, &rptr); 810 if ((rptr.retlongs[0] & data) == data) { 811 flag = 0; 812 break; 813 } else 814 rptr.retlongs[0] &= ~mask; 815 } 816 dev_dbg(cif->dev, "send arm 0x%x 0x%x 0x%x return %d\n", addr, data, mask, 817 flag); 818 return flag; 819 } 820 821 static int sendcmd(struct cmdif *cif, u32 flags, u32 cmd, u32 parm, 822 union cmdret *ret) 823 { 824 int i, j; 825 int err; 826 unsigned int time = 0; 827 unsigned long irqflags; 828 struct riptideport *hwport; 829 struct cmdport *cmdport = NULL; 830 831 if (snd_BUG_ON(!cif)) 832 return -EINVAL; 833 834 hwport = cif->hwport; 835 if (cif->errcnt > MAX_ERROR_COUNT) { 836 if (cif->is_reset) { 837 dev_err(cif->dev, 838 "Riptide: Too many failed cmds, reinitializing\n"); 839 if (riptide_reset(cif, NULL) == 0) { 840 cif->errcnt = 0; 841 return -EIO; 842 } 843 } 844 dev_err(cif->dev, "Riptide: Initialization failed.\n"); 845 return -EINVAL; 846 } 847 if (ret) { 848 ret->retlongs[0] = 0; 849 ret->retlongs[1] = 0; 850 } 851 i = 0; 852 spin_lock_irqsave(&cif->lock, irqflags); 853 while (i++ < CMDIF_TIMEOUT && !IS_READY(cif->hwport)) 854 udelay(10); 855 if (i > CMDIF_TIMEOUT) { 856 err = -EBUSY; 857 goto errout; 858 } 859 860 err = 0; 861 for (j = 0, time = 0; time < CMDIF_TIMEOUT; j++, time += 2) { 862 cmdport = &(hwport->port[j % 2]); 863 if (IS_DATF(cmdport)) { /* free pending data */ 864 READ_PORT_ULONG(cmdport->data1); 865 READ_PORT_ULONG(cmdport->data2); 866 } 867 if (IS_CMDE(cmdport)) { 868 if (flags & PARM) /* put data */ 869 WRITE_PORT_ULONG(cmdport->data2, parm); 870 WRITE_PORT_ULONG(cmdport->data1, cmd); /* write cmd */ 871 if ((flags & RESP) && ret) { 872 while (!IS_DATF(cmdport) && 873 time < CMDIF_TIMEOUT) { 874 udelay(10); 875 time++; 876 } 877 if (time < CMDIF_TIMEOUT) { /* read response */ 878 ret->retlongs[0] = 879 READ_PORT_ULONG(cmdport->data1); 880 ret->retlongs[1] = 881 READ_PORT_ULONG(cmdport->data2); 882 } else { 883 err = -ENOSYS; 884 goto errout; 885 } 886 } 887 break; 888 } 889 udelay(20); 890 } 891 if (time == CMDIF_TIMEOUT) { 892 err = -ENODATA; 893 goto errout; 894 } 895 spin_unlock_irqrestore(&cif->lock, irqflags); 896 897 cif->cmdcnt++; /* update command statistics */ 898 cif->cmdtime += time; 899 if (time > cif->cmdtimemax) 900 cif->cmdtimemax = time; 901 if (time < cif->cmdtimemin) 902 cif->cmdtimemin = time; 903 if ((cif->cmdcnt) % 1000 == 0) 904 dev_dbg(cif->dev, 905 "send cmd %d time: %d mintime: %d maxtime %d err: %d\n", 906 cif->cmdcnt, cif->cmdtime, cif->cmdtimemin, 907 cif->cmdtimemax, cif->errcnt); 908 return 0; 909 910 errout: 911 cif->errcnt++; 912 spin_unlock_irqrestore(&cif->lock, irqflags); 913 dev_dbg(cif->dev, 914 "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", 915 cif->cmdcnt, (int)((void *)&(cmdport->stat) - (void *)hwport), 916 flags, cmd, parm, ret ? ret->retlongs[0] : 0, 917 ret ? ret->retlongs[1] : 0, IS_CMDE(cmdport), IS_DATF(cmdport), 918 err); 919 return err; 920 } 921 922 static int 923 setmixer(struct cmdif *cif, short num, unsigned short rval, unsigned short lval) 924 { 925 union cmdret rptr = CMDRET_ZERO; 926 int i = 0; 927 928 dev_dbg(cif->dev, "sent mixer %d: 0x%x 0x%x\n", num, rval, lval); 929 do { 930 SEND_SDGV(cif, num, num, rval, lval); 931 SEND_RDGV(cif, num, num, &rptr); 932 if (rptr.retwords[0] == lval && rptr.retwords[1] == rval) 933 return 0; 934 } while (i++ < MAX_WRITE_RETRY); 935 dev_dbg(cif->dev, "sent mixer failed\n"); 936 return -EIO; 937 } 938 939 static int getpaths(struct cmdif *cif, unsigned char *o) 940 { 941 unsigned char src[E2SINK_MAX]; 942 unsigned char sink[E2SINK_MAX]; 943 int i, j = 0; 944 945 for (i = 0; i < E2SINK_MAX; i++) { 946 getsourcesink(cif, i, i, &src[i], &sink[i]); 947 if (sink[i] < E2SINK_MAX) { 948 o[j++] = sink[i]; 949 o[j++] = i; 950 } 951 } 952 return j; 953 } 954 955 static int 956 getsourcesink(struct cmdif *cif, unsigned char source, unsigned char sink, 957 unsigned char *a, unsigned char *b) 958 { 959 union cmdret rptr = CMDRET_ZERO; 960 961 if (SEND_RSSV(cif, source, sink, &rptr) && 962 SEND_RSSV(cif, source, sink, &rptr)) 963 return -EIO; 964 *a = rptr.retbytes[0]; 965 *b = rptr.retbytes[1]; 966 dev_dbg(cif->dev, "%s 0x%x 0x%x\n", __func__, *a, *b); 967 return 0; 968 } 969 970 static int 971 getsamplerate(struct cmdif *cif, unsigned char *intdec, unsigned int *rate) 972 { 973 unsigned char *s; 974 unsigned int p[2] = { 0, 0 }; 975 int i; 976 union cmdret rptr = CMDRET_ZERO; 977 978 s = intdec; 979 for (i = 0; i < 2; i++) { 980 if (*s != 0xff) { 981 if (SEND_RSRC(cif, *s, &rptr) && 982 SEND_RSRC(cif, *s, &rptr)) 983 return -EIO; 984 p[i] += rptr.retwords[1]; 985 p[i] *= rptr.retwords[2]; 986 p[i] += rptr.retwords[3]; 987 p[i] /= 65536; 988 } 989 s++; 990 } 991 if (p[0]) { 992 if (p[1] != p[0]) 993 dev_dbg(cif->dev, "rates differ %d %d\n", p[0], p[1]); 994 *rate = (unsigned int)p[0]; 995 } else 996 *rate = (unsigned int)p[1]; 997 dev_dbg(cif->dev, "getsampleformat %d %d %d\n", intdec[0], intdec[1], *rate); 998 return 0; 999 } 1000 1001 static int 1002 setsampleformat(struct cmdif *cif, 1003 unsigned char mixer, unsigned char id, 1004 unsigned char channels, snd_pcm_format_t format) 1005 { 1006 unsigned char w, ch, sig, order; 1007 1008 dev_dbg(cif->dev, 1009 "%s mixer: %d id: %d channels: %d format: %d\n", 1010 __func__, mixer, id, channels, format); 1011 ch = channels == 1; 1012 w = snd_pcm_format_width(format) == 8; 1013 sig = snd_pcm_format_unsigned(format) != 0; 1014 order = snd_pcm_format_big_endian(format) != 0; 1015 1016 if (SEND_SETF(cif, mixer, w, ch, order, sig, id) && 1017 SEND_SETF(cif, mixer, w, ch, order, sig, id)) { 1018 dev_dbg(cif->dev, "%s failed\n", __func__); 1019 return -EIO; 1020 } 1021 return 0; 1022 } 1023 1024 static int 1025 setsamplerate(struct cmdif *cif, unsigned char *intdec, unsigned int rate) 1026 { 1027 u32 D, M, N; 1028 union cmdret rptr = CMDRET_ZERO; 1029 int i; 1030 1031 dev_dbg(cif->dev, "%s intdec: %d,%d rate: %d\n", __func__, 1032 intdec[0], intdec[1], rate); 1033 D = 48000; 1034 M = ((rate == 48000) ? 47999 : rate) * 65536; 1035 N = M % D; 1036 M /= D; 1037 for (i = 0; i < 2; i++) { 1038 if (*intdec != 0xff) { 1039 do { 1040 SEND_SSRC(cif, *intdec, D, M, N); 1041 SEND_RSRC(cif, *intdec, &rptr); 1042 } while (rptr.retwords[1] != D && 1043 rptr.retwords[2] != M && 1044 rptr.retwords[3] != N && 1045 i++ < MAX_WRITE_RETRY); 1046 if (i > MAX_WRITE_RETRY) { 1047 dev_dbg(cif->dev, "sent samplerate %d: %d failed\n", 1048 *intdec, rate); 1049 return -EIO; 1050 } 1051 } 1052 intdec++; 1053 } 1054 return 0; 1055 } 1056 1057 static int 1058 getmixer(struct cmdif *cif, short num, unsigned short *rval, 1059 unsigned short *lval) 1060 { 1061 union cmdret rptr = CMDRET_ZERO; 1062 1063 if (SEND_RDGV(cif, num, num, &rptr) && SEND_RDGV(cif, num, num, &rptr)) 1064 return -EIO; 1065 *rval = rptr.retwords[0]; 1066 *lval = rptr.retwords[1]; 1067 dev_dbg(cif->dev, "got mixer %d: 0x%x 0x%x\n", num, *rval, *lval); 1068 return 0; 1069 } 1070 1071 static irqreturn_t riptide_handleirq(int irq, void *dev_id) 1072 { 1073 struct snd_riptide *chip = dev_id; 1074 struct cmdif *cif = chip->cif; 1075 struct snd_pcm_substream *substream[PLAYBACK_SUBSTREAMS + 1]; 1076 struct snd_pcm_runtime *runtime; 1077 struct pcmhw *data = NULL; 1078 unsigned int pos, period_bytes; 1079 struct sgd *c; 1080 int i, j; 1081 unsigned int flag; 1082 1083 if (!cif) 1084 return IRQ_HANDLED; 1085 1086 for (i = 0; i < PLAYBACK_SUBSTREAMS; i++) 1087 substream[i] = chip->playback_substream[i]; 1088 substream[i] = chip->capture_substream; 1089 for (i = 0; i < PLAYBACK_SUBSTREAMS + 1; i++) { 1090 if (!substream[i]) 1091 continue; 1092 runtime = substream[i]->runtime; 1093 if (!runtime) 1094 continue; 1095 data = runtime->private_data; 1096 if (!data) 1097 continue; 1098 if (data->state != ST_STOP) { 1099 pos = 0; 1100 for (j = 0; j < data->pages; j++) { 1101 c = &data->sgdbuf[j]; 1102 flag = le32_to_cpu(c->dwStat_Ctl); 1103 if (flag & EOB_STATUS) 1104 pos += le32_to_cpu(c->dwSegLen); 1105 if (flag & EOC_STATUS) 1106 pos += le32_to_cpu(c->dwSegLen); 1107 if ((flag & EOS_STATUS) 1108 && (data->state == ST_PLAY)) { 1109 data->state = ST_STOP; 1110 dev_err(cif->dev, 1111 "Riptide: DMA stopped unexpectedly\n"); 1112 } 1113 c->dwStat_Ctl = 1114 cpu_to_le32(flag & 1115 ~(EOS_STATUS | EOB_STATUS | 1116 EOC_STATUS)); 1117 } 1118 data->pointer += pos; 1119 pos += data->oldpos; 1120 if (data->state != ST_STOP) { 1121 period_bytes = 1122 frames_to_bytes(runtime, 1123 runtime->period_size); 1124 dev_dbg(cif->dev, 1125 "interrupt 0x%x after 0x%lx of 0x%lx frames in period\n", 1126 READ_AUDIO_STATUS(cif->hwport), 1127 bytes_to_frames(runtime, pos), 1128 runtime->period_size); 1129 j = 0; 1130 if (pos >= period_bytes) { 1131 j++; 1132 while (pos >= period_bytes) 1133 pos -= period_bytes; 1134 } 1135 data->oldpos = pos; 1136 if (j > 0) 1137 snd_pcm_period_elapsed(substream[i]); 1138 } 1139 } 1140 } 1141 1142 return IRQ_HANDLED; 1143 } 1144 1145 static int riptide_suspend(struct device *dev) 1146 { 1147 struct snd_card *card = dev_get_drvdata(dev); 1148 struct snd_riptide *chip = card->private_data; 1149 1150 chip->in_suspend = 1; 1151 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot); 1152 snd_ac97_suspend(chip->ac97); 1153 return 0; 1154 } 1155 1156 static int riptide_resume(struct device *dev) 1157 { 1158 struct snd_card *card = dev_get_drvdata(dev); 1159 struct snd_riptide *chip = card->private_data; 1160 1161 snd_riptide_initialize(chip); 1162 snd_ac97_resume(chip->ac97); 1163 snd_power_change_state(card, SNDRV_CTL_POWER_D0); 1164 chip->in_suspend = 0; 1165 return 0; 1166 } 1167 1168 static DEFINE_SIMPLE_DEV_PM_OPS(riptide_pm, riptide_suspend, riptide_resume); 1169 1170 static int try_to_load_firmware(struct cmdif *cif, struct snd_riptide *chip) 1171 { 1172 union firmware_version firmware = { .ret = CMDRET_ZERO }; 1173 int i, timeout, err; 1174 1175 for (i = 0; i < 2; i++) { 1176 WRITE_PORT_ULONG(cif->hwport->port[i].data1, 0); 1177 WRITE_PORT_ULONG(cif->hwport->port[i].data2, 0); 1178 } 1179 SET_GRESET(cif->hwport); 1180 udelay(100); 1181 UNSET_GRESET(cif->hwport); 1182 udelay(100); 1183 1184 for (timeout = 100000; --timeout; udelay(10)) { 1185 if (IS_READY(cif->hwport) && !IS_GERR(cif->hwport)) 1186 break; 1187 } 1188 if (!timeout) { 1189 dev_err(cif->dev, 1190 "Riptide: device not ready, audio status: 0x%x ready: %d gerr: %d\n", 1191 READ_AUDIO_STATUS(cif->hwport), 1192 IS_READY(cif->hwport), IS_GERR(cif->hwport)); 1193 return -EIO; 1194 } else { 1195 dev_dbg(cif->dev, 1196 "Riptide: audio status: 0x%x ready: %d gerr: %d\n", 1197 READ_AUDIO_STATUS(cif->hwport), 1198 IS_READY(cif->hwport), IS_GERR(cif->hwport)); 1199 } 1200 1201 SEND_GETV(cif, &firmware.ret); 1202 dev_dbg(cif->dev, 1203 "Firmware version: ASIC: %d CODEC %d AUXDSP %d PROG %d\n", 1204 firmware.firmware.ASIC, firmware.firmware.CODEC, 1205 firmware.firmware.AUXDSP, firmware.firmware.PROG); 1206 1207 if (!chip) 1208 return 1; 1209 1210 for (i = 0; i < FIRMWARE_VERSIONS; i++) { 1211 if (!memcmp(&firmware_versions[i], &firmware, sizeof(firmware))) 1212 return 1; /* OK */ 1213 1214 } 1215 1216 dev_dbg(cif->dev, "Writing Firmware\n"); 1217 if (!chip->fw_entry) { 1218 err = request_firmware(&chip->fw_entry, "riptide.hex", 1219 &chip->pci->dev); 1220 if (err) { 1221 dev_err(cif->dev, 1222 "Riptide: Firmware not available %d\n", err); 1223 return -EIO; 1224 } 1225 } 1226 err = loadfirmware(cif, chip->fw_entry->data, chip->fw_entry->size); 1227 if (err) { 1228 dev_err(cif->dev, 1229 "Riptide: Could not load firmware %d\n", err); 1230 return err; 1231 } 1232 1233 chip->firmware = firmware; 1234 1235 return 1; /* OK */ 1236 } 1237 1238 static int riptide_reset(struct cmdif *cif, struct snd_riptide *chip) 1239 { 1240 union cmdret rptr = CMDRET_ZERO; 1241 int err, tries; 1242 1243 if (!cif) 1244 return -EINVAL; 1245 1246 cif->cmdcnt = 0; 1247 cif->cmdtime = 0; 1248 cif->cmdtimemax = 0; 1249 cif->cmdtimemin = 0xffffffff; 1250 cif->errcnt = 0; 1251 cif->is_reset = 0; 1252 1253 tries = RESET_TRIES; 1254 do { 1255 err = try_to_load_firmware(cif, chip); 1256 if (err < 0) 1257 return err; 1258 } while (!err && --tries); 1259 1260 SEND_SACR(cif, 0, AC97_RESET); 1261 SEND_RACR(cif, AC97_RESET, &rptr); 1262 dev_dbg(cif->dev, "AC97: 0x%x 0x%x\n", rptr.retlongs[0], rptr.retlongs[1]); 1263 1264 SEND_PLST(cif, 0); 1265 SEND_SLST(cif, 0); 1266 SEND_DLST(cif, 0); 1267 SEND_ALST(cif, 0); 1268 SEND_KDMA(cif); 1269 1270 writearm(cif, 0x301F8, 1, 1); 1271 writearm(cif, 0x301F4, 1, 1); 1272 1273 SEND_LSEL(cif, MODEM_CMD, 0, 0, MODEM_INTDEC, MODEM_MERGER, 1274 MODEM_SPLITTER, MODEM_MIXER); 1275 setmixer(cif, MODEM_MIXER, 0x7fff, 0x7fff); 1276 alloclbuspath(cif, ARM2LBUS_FIFO13, lbus_play_modem, NULL, NULL); 1277 1278 SEND_LSEL(cif, FM_CMD, 0, 0, FM_INTDEC, FM_MERGER, FM_SPLITTER, 1279 FM_MIXER); 1280 setmixer(cif, FM_MIXER, 0x7fff, 0x7fff); 1281 writearm(cif, 0x30648 + FM_MIXER * 4, 0x01, 0x00000005); 1282 writearm(cif, 0x301A8, 0x02, 0x00000002); 1283 writearm(cif, 0x30264, 0x08, 0xffffffff); 1284 alloclbuspath(cif, OPL3_SAMPLE, lbus_play_opl3, NULL, NULL); 1285 1286 SEND_SSRC(cif, I2S_INTDEC, 48000, 1287 ((u32) I2S_RATE * 65536) / 48000, 1288 ((u32) I2S_RATE * 65536) % 48000); 1289 SEND_LSEL(cif, I2S_CMD0, 0, 0, I2S_INTDEC, I2S_MERGER, I2S_SPLITTER, 1290 I2S_MIXER); 1291 SEND_SI2S(cif, 1); 1292 alloclbuspath(cif, ARM2LBUS_FIFO0, lbus_play_i2s, NULL, NULL); 1293 alloclbuspath(cif, DIGITAL_MIXER_OUT0, lbus_play_out, NULL, NULL); 1294 alloclbuspath(cif, DIGITAL_MIXER_OUT0, lbus_play_outhp, NULL, NULL); 1295 1296 SET_AIACK(cif->hwport); 1297 SET_AIE(cif->hwport); 1298 SET_AIACK(cif->hwport); 1299 cif->is_reset = 1; 1300 1301 return 0; 1302 } 1303 1304 static const struct snd_pcm_hardware snd_riptide_playback = { 1305 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | 1306 SNDRV_PCM_INFO_BLOCK_TRANSFER | 1307 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_MMAP_VALID), 1308 .formats = 1309 SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S8 1310 | SNDRV_PCM_FMTBIT_U16_LE, 1311 .rates = SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_48000, 1312 .rate_min = 5500, 1313 .rate_max = 48000, 1314 .channels_min = 1, 1315 .channels_max = 2, 1316 .buffer_bytes_max = (64 * 1024), 1317 .period_bytes_min = PAGE_SIZE >> 1, 1318 .period_bytes_max = PAGE_SIZE << 8, 1319 .periods_min = 2, 1320 .periods_max = 64, 1321 .fifo_size = 0, 1322 }; 1323 static const struct snd_pcm_hardware snd_riptide_capture = { 1324 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | 1325 SNDRV_PCM_INFO_BLOCK_TRANSFER | 1326 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_MMAP_VALID), 1327 .formats = 1328 SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S8 1329 | SNDRV_PCM_FMTBIT_U16_LE, 1330 .rates = SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_48000, 1331 .rate_min = 5500, 1332 .rate_max = 48000, 1333 .channels_min = 1, 1334 .channels_max = 2, 1335 .buffer_bytes_max = (64 * 1024), 1336 .period_bytes_min = PAGE_SIZE >> 1, 1337 .period_bytes_max = PAGE_SIZE << 3, 1338 .periods_min = 2, 1339 .periods_max = 64, 1340 .fifo_size = 0, 1341 }; 1342 1343 static snd_pcm_uframes_t snd_riptide_pointer(struct snd_pcm_substream 1344 *substream) 1345 { 1346 struct snd_riptide *chip = snd_pcm_substream_chip(substream); 1347 struct snd_pcm_runtime *runtime = substream->runtime; 1348 struct pcmhw *data = get_pcmhwdev(substream); 1349 struct cmdif *cif = chip->cif; 1350 union cmdret rptr = CMDRET_ZERO; 1351 snd_pcm_uframes_t ret; 1352 1353 SEND_GPOS(cif, 0, data->id, &rptr); 1354 if (data->size && runtime->period_size) { 1355 dev_dbg(cif->dev, 1356 "pointer stream %d position 0x%x(0x%x in buffer) bytes 0x%lx(0x%lx in period) frames\n", 1357 data->id, rptr.retlongs[1], rptr.retlongs[1] % data->size, 1358 bytes_to_frames(runtime, rptr.retlongs[1]), 1359 bytes_to_frames(runtime, 1360 rptr.retlongs[1]) % runtime->period_size); 1361 if (rptr.retlongs[1] > data->pointer) 1362 ret = 1363 bytes_to_frames(runtime, 1364 rptr.retlongs[1] % data->size); 1365 else 1366 ret = 1367 bytes_to_frames(runtime, 1368 data->pointer % data->size); 1369 } else { 1370 dev_dbg(cif->dev, 1371 "stream not started or strange parms (%d %ld)\n", 1372 data->size, runtime->period_size); 1373 ret = bytes_to_frames(runtime, 0); 1374 } 1375 return ret; 1376 } 1377 1378 static int snd_riptide_trigger(struct snd_pcm_substream *substream, int cmd) 1379 { 1380 int i, j; 1381 struct snd_riptide *chip = snd_pcm_substream_chip(substream); 1382 struct pcmhw *data = get_pcmhwdev(substream); 1383 struct cmdif *cif = chip->cif; 1384 union cmdret rptr = CMDRET_ZERO; 1385 1386 spin_lock(&chip->lock); 1387 switch (cmd) { 1388 case SNDRV_PCM_TRIGGER_START: 1389 case SNDRV_PCM_TRIGGER_RESUME: 1390 if (!(data->state & ST_PLAY)) { 1391 SEND_SSTR(cif, data->id, data->sgdlist.addr); 1392 SET_AIE(cif->hwport); 1393 data->state = ST_PLAY; 1394 if (data->mixer != 0xff) 1395 setmixer(cif, data->mixer, 0x7fff, 0x7fff); 1396 chip->openstreams++; 1397 data->oldpos = 0; 1398 data->pointer = 0; 1399 } 1400 break; 1401 case SNDRV_PCM_TRIGGER_STOP: 1402 case SNDRV_PCM_TRIGGER_SUSPEND: 1403 if (data->mixer != 0xff) 1404 setmixer(cif, data->mixer, 0, 0); 1405 setmixer(cif, data->mixer, 0, 0); 1406 SEND_KSTR(cif, data->id); 1407 data->state = ST_STOP; 1408 chip->openstreams--; 1409 j = 0; 1410 do { 1411 i = rptr.retlongs[1]; 1412 SEND_GPOS(cif, 0, data->id, &rptr); 1413 udelay(1); 1414 } while (i != rptr.retlongs[1] && j++ < MAX_WRITE_RETRY); 1415 if (j > MAX_WRITE_RETRY) 1416 dev_err(cif->dev, "Riptide: Could not stop stream!"); 1417 break; 1418 case SNDRV_PCM_TRIGGER_PAUSE_PUSH: 1419 if (!(data->state & ST_PAUSE)) { 1420 SEND_PSTR(cif, data->id); 1421 data->state |= ST_PAUSE; 1422 chip->openstreams--; 1423 } 1424 break; 1425 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: 1426 if (data->state & ST_PAUSE) { 1427 SEND_SSTR(cif, data->id, data->sgdlist.addr); 1428 data->state &= ~ST_PAUSE; 1429 chip->openstreams++; 1430 } 1431 break; 1432 default: 1433 spin_unlock(&chip->lock); 1434 return -EINVAL; 1435 } 1436 spin_unlock(&chip->lock); 1437 return 0; 1438 } 1439 1440 static int snd_riptide_prepare(struct snd_pcm_substream *substream) 1441 { 1442 struct snd_riptide *chip = snd_pcm_substream_chip(substream); 1443 struct snd_pcm_runtime *runtime = substream->runtime; 1444 struct pcmhw *data = get_pcmhwdev(substream); 1445 struct cmdif *cif = chip->cif; 1446 const unsigned char *lbuspath = NULL; 1447 unsigned int rate, channels; 1448 int err = 0; 1449 snd_pcm_format_t format; 1450 1451 if (snd_BUG_ON(!cif || !data)) 1452 return -EINVAL; 1453 1454 dev_dbg(cif->dev, "prepare id %d ch: %d f:0x%x r:%d\n", data->id, 1455 runtime->channels, runtime->format, runtime->rate); 1456 1457 spin_lock_irq(&chip->lock); 1458 channels = runtime->channels; 1459 format = runtime->format; 1460 rate = runtime->rate; 1461 switch (channels) { 1462 case 1: 1463 if (rate == 48000 && format == SNDRV_PCM_FORMAT_S16_LE) 1464 lbuspath = data->paths.noconv; 1465 else 1466 lbuspath = data->paths.mono; 1467 break; 1468 case 2: 1469 if (rate == 48000 && format == SNDRV_PCM_FORMAT_S16_LE) 1470 lbuspath = data->paths.noconv; 1471 else 1472 lbuspath = data->paths.stereo; 1473 break; 1474 } 1475 dev_dbg(cif->dev, "use sgdlist at 0x%p\n", data->sgdlist.area); 1476 if (data->sgdlist.area) { 1477 unsigned int i, j, size, pages, f, pt, period; 1478 struct sgd *c, *p = NULL; 1479 1480 size = frames_to_bytes(runtime, runtime->buffer_size); 1481 period = frames_to_bytes(runtime, runtime->period_size); 1482 f = PAGE_SIZE; 1483 while ((size + (f >> 1) - 1) <= (f << 7) && (f << 1) > period) 1484 f = f >> 1; 1485 pages = DIV_ROUND_UP(size, f); 1486 data->size = size; 1487 data->pages = pages; 1488 dev_dbg(cif->dev, 1489 "create sgd size: 0x%x pages %d of size 0x%x for period 0x%x\n", 1490 size, pages, f, period); 1491 pt = 0; 1492 j = 0; 1493 for (i = 0; i < pages; i++) { 1494 unsigned int ofs, addr; 1495 c = &data->sgdbuf[i]; 1496 if (p) 1497 p->dwNextLink = cpu_to_le32(data->sgdlist.addr + 1498 (i * 1499 sizeof(struct 1500 sgd))); 1501 c->dwNextLink = cpu_to_le32(data->sgdlist.addr); 1502 ofs = j << PAGE_SHIFT; 1503 addr = snd_pcm_sgbuf_get_addr(substream, ofs) + pt; 1504 c->dwSegPtrPhys = cpu_to_le32(addr); 1505 pt = (pt + f) % PAGE_SIZE; 1506 if (pt == 0) 1507 j++; 1508 c->dwSegLen = cpu_to_le32(f); 1509 c->dwStat_Ctl = 1510 cpu_to_le32(IEOB_ENABLE | IEOS_ENABLE | 1511 IEOC_ENABLE); 1512 p = c; 1513 size -= f; 1514 } 1515 data->sgdbuf[i].dwSegLen = cpu_to_le32(size); 1516 } 1517 if (lbuspath && lbuspath != data->lbuspath) { 1518 if (data->lbuspath) 1519 freelbuspath(cif, data->source, data->lbuspath); 1520 alloclbuspath(cif, data->source, lbuspath, 1521 &data->mixer, data->intdec); 1522 data->lbuspath = lbuspath; 1523 data->rate = 0; 1524 } 1525 if (data->rate != rate || data->format != format || 1526 data->channels != channels) { 1527 data->rate = rate; 1528 data->format = format; 1529 data->channels = channels; 1530 if (setsampleformat 1531 (cif, data->mixer, data->id, channels, format) 1532 || setsamplerate(cif, data->intdec, rate)) 1533 err = -EIO; 1534 } 1535 spin_unlock_irq(&chip->lock); 1536 return err; 1537 } 1538 1539 static int 1540 snd_riptide_hw_params(struct snd_pcm_substream *substream, 1541 struct snd_pcm_hw_params *hw_params) 1542 { 1543 struct snd_riptide *chip = snd_pcm_substream_chip(substream); 1544 struct pcmhw *data = get_pcmhwdev(substream); 1545 struct snd_dma_buffer *sgdlist = &data->sgdlist; 1546 int err; 1547 1548 dev_dbg(chip->card->dev, "hw params id %d (sgdlist: 0x%p 0x%lx %d)\n", 1549 data->id, sgdlist->area, (unsigned long)sgdlist->addr, 1550 (int)sgdlist->bytes); 1551 if (sgdlist->area) 1552 snd_dma_free_pages(sgdlist); 1553 err = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, &chip->pci->dev, 1554 sizeof(struct sgd) * (DESC_MAX_MASK + 1), 1555 sgdlist); 1556 if (err < 0) { 1557 dev_err(chip->card->dev, 1558 "Riptide: failed to alloc %d dma bytes\n", 1559 (int)sizeof(struct sgd) * (DESC_MAX_MASK + 1)); 1560 return err; 1561 } 1562 data->sgdbuf = (struct sgd *)sgdlist->area; 1563 return 0; 1564 } 1565 1566 static int snd_riptide_hw_free(struct snd_pcm_substream *substream) 1567 { 1568 struct snd_riptide *chip = snd_pcm_substream_chip(substream); 1569 struct pcmhw *data = get_pcmhwdev(substream); 1570 struct cmdif *cif = chip->cif; 1571 1572 if (cif && data) { 1573 if (data->lbuspath) 1574 freelbuspath(cif, data->source, data->lbuspath); 1575 data->lbuspath = NULL; 1576 data->source = 0xff; 1577 data->intdec[0] = 0xff; 1578 data->intdec[1] = 0xff; 1579 1580 if (data->sgdlist.area) { 1581 snd_dma_free_pages(&data->sgdlist); 1582 data->sgdlist.area = NULL; 1583 } 1584 } 1585 return 0; 1586 } 1587 1588 static int snd_riptide_playback_open(struct snd_pcm_substream *substream) 1589 { 1590 struct snd_riptide *chip = snd_pcm_substream_chip(substream); 1591 struct snd_pcm_runtime *runtime = substream->runtime; 1592 struct pcmhw *data; 1593 int sub_num = substream->number; 1594 1595 chip->playback_substream[sub_num] = substream; 1596 runtime->hw = snd_riptide_playback; 1597 1598 data = kzalloc(sizeof(struct pcmhw), GFP_KERNEL); 1599 if (data == NULL) 1600 return -ENOMEM; 1601 data->paths = lbus_play_paths[sub_num]; 1602 data->id = play_ids[sub_num]; 1603 data->source = play_sources[sub_num]; 1604 data->intdec[0] = 0xff; 1605 data->intdec[1] = 0xff; 1606 data->state = ST_STOP; 1607 runtime->private_data = data; 1608 return snd_pcm_hw_constraint_integer(runtime, 1609 SNDRV_PCM_HW_PARAM_PERIODS); 1610 } 1611 1612 static int snd_riptide_capture_open(struct snd_pcm_substream *substream) 1613 { 1614 struct snd_riptide *chip = snd_pcm_substream_chip(substream); 1615 struct snd_pcm_runtime *runtime = substream->runtime; 1616 struct pcmhw *data; 1617 1618 chip->capture_substream = substream; 1619 runtime->hw = snd_riptide_capture; 1620 1621 data = kzalloc(sizeof(struct pcmhw), GFP_KERNEL); 1622 if (data == NULL) 1623 return -ENOMEM; 1624 data->paths = lbus_rec_path; 1625 data->id = PADC; 1626 data->source = ACLNK2PADC; 1627 data->intdec[0] = 0xff; 1628 data->intdec[1] = 0xff; 1629 data->state = ST_STOP; 1630 runtime->private_data = data; 1631 return snd_pcm_hw_constraint_integer(runtime, 1632 SNDRV_PCM_HW_PARAM_PERIODS); 1633 } 1634 1635 static int snd_riptide_playback_close(struct snd_pcm_substream *substream) 1636 { 1637 struct snd_riptide *chip = snd_pcm_substream_chip(substream); 1638 struct pcmhw *data = get_pcmhwdev(substream); 1639 int sub_num = substream->number; 1640 1641 substream->runtime->private_data = NULL; 1642 chip->playback_substream[sub_num] = NULL; 1643 kfree(data); 1644 return 0; 1645 } 1646 1647 static int snd_riptide_capture_close(struct snd_pcm_substream *substream) 1648 { 1649 struct snd_riptide *chip = snd_pcm_substream_chip(substream); 1650 struct pcmhw *data = get_pcmhwdev(substream); 1651 1652 substream->runtime->private_data = NULL; 1653 chip->capture_substream = NULL; 1654 kfree(data); 1655 return 0; 1656 } 1657 1658 static const struct snd_pcm_ops snd_riptide_playback_ops = { 1659 .open = snd_riptide_playback_open, 1660 .close = snd_riptide_playback_close, 1661 .hw_params = snd_riptide_hw_params, 1662 .hw_free = snd_riptide_hw_free, 1663 .prepare = snd_riptide_prepare, 1664 .trigger = snd_riptide_trigger, 1665 .pointer = snd_riptide_pointer, 1666 }; 1667 static const struct snd_pcm_ops snd_riptide_capture_ops = { 1668 .open = snd_riptide_capture_open, 1669 .close = snd_riptide_capture_close, 1670 .hw_params = snd_riptide_hw_params, 1671 .hw_free = snd_riptide_hw_free, 1672 .prepare = snd_riptide_prepare, 1673 .trigger = snd_riptide_trigger, 1674 .pointer = snd_riptide_pointer, 1675 }; 1676 1677 static int snd_riptide_pcm(struct snd_riptide *chip, int device) 1678 { 1679 struct snd_pcm *pcm; 1680 int err; 1681 1682 err = snd_pcm_new(chip->card, "RIPTIDE", device, PLAYBACK_SUBSTREAMS, 1, 1683 &pcm); 1684 if (err < 0) 1685 return err; 1686 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, 1687 &snd_riptide_playback_ops); 1688 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, 1689 &snd_riptide_capture_ops); 1690 pcm->private_data = chip; 1691 pcm->info_flags = 0; 1692 strscpy(pcm->name, "RIPTIDE"); 1693 chip->pcm = pcm; 1694 snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV_SG, 1695 &chip->pci->dev, 64 * 1024, 128 * 1024); 1696 return 0; 1697 } 1698 1699 static irqreturn_t 1700 snd_riptide_interrupt(int irq, void *dev_id) 1701 { 1702 struct snd_riptide *chip = dev_id; 1703 struct cmdif *cif = chip->cif; 1704 irqreturn_t ret = IRQ_HANDLED; 1705 1706 if (cif) { 1707 chip->received_irqs++; 1708 if (IS_EOBIRQ(cif->hwport) || IS_EOSIRQ(cif->hwport) || 1709 IS_EOCIRQ(cif->hwport)) { 1710 chip->handled_irqs++; 1711 ret = IRQ_WAKE_THREAD; 1712 } 1713 if (chip->rmidi && IS_MPUIRQ(cif->hwport)) { 1714 chip->handled_irqs++; 1715 snd_mpu401_uart_interrupt(irq, 1716 chip->rmidi->private_data); 1717 } 1718 SET_AIACK(cif->hwport); 1719 } 1720 return ret; 1721 } 1722 1723 static void 1724 snd_riptide_codec_write(struct snd_ac97 *ac97, unsigned short reg, 1725 unsigned short val) 1726 { 1727 struct snd_riptide *chip = ac97->private_data; 1728 struct cmdif *cif = chip->cif; 1729 union cmdret rptr = CMDRET_ZERO; 1730 int i = 0; 1731 1732 if (snd_BUG_ON(!cif)) 1733 return; 1734 1735 dev_dbg(cif->dev, "Write AC97 reg 0x%x 0x%x\n", reg, val); 1736 do { 1737 SEND_SACR(cif, val, reg); 1738 SEND_RACR(cif, reg, &rptr); 1739 } while (rptr.retwords[1] != val && i++ < MAX_WRITE_RETRY); 1740 if (i > MAX_WRITE_RETRY) 1741 dev_dbg(cif->dev, "Write AC97 reg failed\n"); 1742 } 1743 1744 static unsigned short snd_riptide_codec_read(struct snd_ac97 *ac97, 1745 unsigned short reg) 1746 { 1747 struct snd_riptide *chip = ac97->private_data; 1748 struct cmdif *cif = chip->cif; 1749 union cmdret rptr = CMDRET_ZERO; 1750 1751 if (snd_BUG_ON(!cif)) 1752 return 0; 1753 1754 if (SEND_RACR(cif, reg, &rptr) != 0) 1755 SEND_RACR(cif, reg, &rptr); 1756 dev_dbg(cif->dev, "Read AC97 reg 0x%x got 0x%x\n", reg, rptr.retwords[1]); 1757 return rptr.retwords[1]; 1758 } 1759 1760 static int snd_riptide_initialize(struct snd_riptide *chip) 1761 { 1762 struct cmdif *cif; 1763 unsigned int device_id; 1764 int err; 1765 1766 if (snd_BUG_ON(!chip)) 1767 return -EINVAL; 1768 1769 cif = chip->cif; 1770 if (!cif) { 1771 cif = kzalloc(sizeof(struct cmdif), GFP_KERNEL); 1772 if (!cif) 1773 return -ENOMEM; 1774 cif->dev = chip->card->dev; 1775 cif->hwport = (struct riptideport *)chip->port; 1776 spin_lock_init(&cif->lock); 1777 chip->cif = cif; 1778 } 1779 cif->is_reset = 0; 1780 err = riptide_reset(cif, chip); 1781 if (err) 1782 return err; 1783 device_id = chip->device_id; 1784 switch (device_id) { 1785 case 0x4310: 1786 case 0x4320: 1787 case 0x4330: 1788 dev_dbg(cif->dev, "Modem enable?\n"); 1789 SEND_SETDPLL(cif); 1790 break; 1791 } 1792 dev_dbg(cif->dev, "Enabling MPU IRQs\n"); 1793 if (chip->rmidi) 1794 SET_EMPUIRQ(cif->hwport); 1795 return err; 1796 } 1797 1798 static void snd_riptide_free(struct snd_card *card) 1799 { 1800 struct snd_riptide *chip = card->private_data; 1801 struct cmdif *cif; 1802 1803 cif = chip->cif; 1804 if (cif) { 1805 SET_GRESET(cif->hwport); 1806 udelay(100); 1807 UNSET_GRESET(cif->hwport); 1808 kfree(chip->cif); 1809 } 1810 release_firmware(chip->fw_entry); 1811 } 1812 1813 static int 1814 snd_riptide_create(struct snd_card *card, struct pci_dev *pci) 1815 { 1816 struct snd_riptide *chip = card->private_data; 1817 struct riptideport *hwport; 1818 int err; 1819 1820 err = pcim_enable_device(pci); 1821 if (err < 0) 1822 return err; 1823 1824 spin_lock_init(&chip->lock); 1825 chip->card = card; 1826 chip->pci = pci; 1827 chip->irq = -1; 1828 chip->openstreams = 0; 1829 chip->port = pci_resource_start(pci, 0); 1830 chip->received_irqs = 0; 1831 chip->handled_irqs = 0; 1832 chip->cif = NULL; 1833 card->private_free = snd_riptide_free; 1834 1835 err = pcim_request_all_regions(pci, "RIPTIDE"); 1836 if (err < 0) 1837 return err; 1838 hwport = (struct riptideport *)chip->port; 1839 UNSET_AIE(hwport); 1840 1841 if (devm_request_threaded_irq(&pci->dev, pci->irq, 1842 snd_riptide_interrupt, 1843 riptide_handleirq, IRQF_SHARED, 1844 KBUILD_MODNAME, chip)) { 1845 dev_err(&pci->dev, "Riptide: unable to grab IRQ %d\n", 1846 pci->irq); 1847 return -EBUSY; 1848 } 1849 chip->irq = pci->irq; 1850 card->sync_irq = chip->irq; 1851 chip->device_id = pci->device; 1852 pci_set_master(pci); 1853 err = snd_riptide_initialize(chip); 1854 if (err < 0) 1855 return err; 1856 1857 return 0; 1858 } 1859 1860 static void 1861 snd_riptide_proc_read(struct snd_info_entry *entry, 1862 struct snd_info_buffer *buffer) 1863 { 1864 struct snd_riptide *chip = entry->private_data; 1865 struct pcmhw *data; 1866 int i; 1867 struct cmdif *cif = NULL; 1868 unsigned char p[256]; 1869 unsigned short rval = 0, lval = 0; 1870 unsigned int rate; 1871 1872 if (!chip) 1873 return; 1874 1875 snd_iprintf(buffer, "%s\n\n", chip->card->longname); 1876 snd_iprintf(buffer, "Device ID: 0x%x\nReceived IRQs: (%ld)%ld\nPorts:", 1877 chip->device_id, chip->handled_irqs, chip->received_irqs); 1878 for (i = 0; i < 64; i += 4) 1879 snd_iprintf(buffer, "%c%02x: %08x", 1880 (i % 16) ? ' ' : '\n', i, inl(chip->port + i)); 1881 cif = chip->cif; 1882 if (cif) { 1883 snd_iprintf(buffer, 1884 "\nVersion: ASIC: %d CODEC: %d AUXDSP: %d PROG: %d", 1885 chip->firmware.firmware.ASIC, 1886 chip->firmware.firmware.CODEC, 1887 chip->firmware.firmware.AUXDSP, 1888 chip->firmware.firmware.PROG); 1889 snd_iprintf(buffer, "\nDigital mixer:"); 1890 for (i = 0; i < 12; i++) { 1891 getmixer(cif, i, &rval, &lval); 1892 snd_iprintf(buffer, "\n %d: %d %d", i, rval, lval); 1893 } 1894 snd_iprintf(buffer, 1895 "\nARM Commands num: %d failed: %d time: %d max: %d min: %d", 1896 cif->cmdcnt, cif->errcnt, 1897 cif->cmdtime, cif->cmdtimemax, cif->cmdtimemin); 1898 } 1899 snd_iprintf(buffer, "\nOpen streams %d:\n", chip->openstreams); 1900 for (i = 0; i < PLAYBACK_SUBSTREAMS; i++) { 1901 if (!chip->playback_substream[i] || 1902 !chip->playback_substream[i]->runtime) 1903 continue; 1904 data = chip->playback_substream[i]->runtime->private_data; 1905 if (data) { 1906 snd_iprintf(buffer, 1907 "stream: %d mixer: %d source: %d (%d,%d)\n", 1908 data->id, data->mixer, data->source, 1909 data->intdec[0], data->intdec[1]); 1910 if (!(getsamplerate(cif, data->intdec, &rate))) 1911 snd_iprintf(buffer, "rate: %d\n", rate); 1912 } 1913 } 1914 if (chip->capture_substream && chip->capture_substream->runtime) { 1915 data = chip->capture_substream->runtime->private_data; 1916 if (data) { 1917 snd_iprintf(buffer, 1918 "stream: %d mixer: %d source: %d (%d,%d)\n", 1919 data->id, data->mixer, 1920 data->source, data->intdec[0], data->intdec[1]); 1921 if (!(getsamplerate(cif, data->intdec, &rate))) 1922 snd_iprintf(buffer, "rate: %d\n", rate); 1923 } 1924 } 1925 snd_iprintf(buffer, "Paths:\n"); 1926 i = getpaths(cif, p); 1927 while (i >= 2) { 1928 i -= 2; 1929 snd_iprintf(buffer, "%x->%x ", p[i], p[i + 1]); 1930 } 1931 snd_iprintf(buffer, "\n"); 1932 } 1933 1934 static void snd_riptide_proc_init(struct snd_riptide *chip) 1935 { 1936 snd_card_ro_proc_new(chip->card, "riptide", chip, 1937 snd_riptide_proc_read); 1938 } 1939 1940 static int snd_riptide_mixer(struct snd_riptide *chip) 1941 { 1942 struct snd_ac97_bus *pbus; 1943 struct snd_ac97_template ac97; 1944 int err = 0; 1945 static const struct snd_ac97_bus_ops ops = { 1946 .write = snd_riptide_codec_write, 1947 .read = snd_riptide_codec_read, 1948 }; 1949 1950 memset(&ac97, 0, sizeof(ac97)); 1951 ac97.private_data = chip; 1952 ac97.scaps = AC97_SCAP_SKIP_MODEM; 1953 1954 err = snd_ac97_bus(chip->card, 0, &ops, chip, &pbus); 1955 if (err < 0) 1956 return err; 1957 1958 chip->ac97_bus = pbus; 1959 ac97.pci = chip->pci; 1960 err = snd_ac97_mixer(pbus, &ac97, &chip->ac97); 1961 if (err < 0) 1962 return err; 1963 return err; 1964 } 1965 1966 #ifdef SUPPORT_JOYSTICK 1967 1968 static int 1969 snd_riptide_joystick_probe(struct pci_dev *pci, const struct pci_device_id *id) 1970 { 1971 static int dev; 1972 struct gameport *gameport; 1973 int ret; 1974 1975 if (dev >= SNDRV_CARDS) 1976 return -ENODEV; 1977 1978 if (!enable[dev]) { 1979 ret = -ENOENT; 1980 goto inc_dev; 1981 } 1982 1983 if (!joystick_port[dev]) { 1984 ret = 0; 1985 goto inc_dev; 1986 } 1987 1988 gameport = gameport_allocate_port(); 1989 if (!gameport) { 1990 ret = -ENOMEM; 1991 goto inc_dev; 1992 } 1993 if (!request_region(joystick_port[dev], 8, "Riptide gameport")) { 1994 dev_err(&pci->dev, 1995 "Riptide: cannot grab gameport 0x%x\n", 1996 joystick_port[dev]); 1997 gameport_free_port(gameport); 1998 ret = -EBUSY; 1999 goto inc_dev; 2000 } 2001 2002 gameport->io = joystick_port[dev]; 2003 gameport_register_port(gameport); 2004 pci_set_drvdata(pci, gameport); 2005 2006 ret = 0; 2007 inc_dev: 2008 dev++; 2009 return ret; 2010 } 2011 2012 static void snd_riptide_joystick_remove(struct pci_dev *pci) 2013 { 2014 struct gameport *gameport = pci_get_drvdata(pci); 2015 if (gameport) { 2016 release_region(gameport->io, 8); 2017 gameport_unregister_port(gameport); 2018 } 2019 } 2020 #endif 2021 2022 static int 2023 __snd_card_riptide_probe(struct pci_dev *pci, const struct pci_device_id *pci_id) 2024 { 2025 static int dev; 2026 struct snd_card *card; 2027 struct snd_riptide *chip; 2028 unsigned short val; 2029 int err; 2030 2031 if (dev >= SNDRV_CARDS) 2032 return -ENODEV; 2033 if (!enable[dev]) { 2034 dev++; 2035 return -ENOENT; 2036 } 2037 2038 err = snd_devm_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE, 2039 sizeof(*chip), &card); 2040 if (err < 0) 2041 return err; 2042 chip = card->private_data; 2043 err = snd_riptide_create(card, pci); 2044 if (err < 0) 2045 return err; 2046 err = snd_riptide_pcm(chip, 0); 2047 if (err < 0) 2048 return err; 2049 err = snd_riptide_mixer(chip); 2050 if (err < 0) 2051 return err; 2052 2053 val = LEGACY_ENABLE_ALL; 2054 if (opl3_port[dev]) 2055 val |= LEGACY_ENABLE_FM; 2056 #ifdef SUPPORT_JOYSTICK 2057 if (joystick_port[dev]) 2058 val |= LEGACY_ENABLE_GAMEPORT; 2059 #endif 2060 if (mpu_port[dev]) 2061 val |= LEGACY_ENABLE_MPU_INT | LEGACY_ENABLE_MPU; 2062 val |= (chip->irq << 4) & 0xf0; 2063 pci_write_config_word(chip->pci, PCI_EXT_Legacy_Mask, val); 2064 if (mpu_port[dev]) { 2065 val = mpu_port[dev]; 2066 pci_write_config_word(chip->pci, PCI_EXT_MPU_Base, val); 2067 err = snd_mpu401_uart_new(card, 0, MPU401_HW_RIPTIDE, 2068 val, MPU401_INFO_IRQ_HOOK, -1, 2069 &chip->rmidi); 2070 if (err < 0) 2071 dev_warn(&pci->dev, 2072 "Riptide: Can't Allocate MPU at 0x%x\n", 2073 val); 2074 else 2075 chip->mpuaddr = val; 2076 } 2077 if (opl3_port[dev]) { 2078 val = opl3_port[dev]; 2079 pci_write_config_word(chip->pci, PCI_EXT_FM_Base, val); 2080 err = snd_opl3_create(card, val, val + 2, 2081 OPL3_HW_RIPTIDE, 0, &chip->opl3); 2082 if (err < 0) 2083 dev_warn(&pci->dev, 2084 "Riptide: Can't Allocate OPL3 at 0x%x\n", 2085 val); 2086 else { 2087 chip->opladdr = val; 2088 err = snd_opl3_hwdep_new(chip->opl3, 0, 1, NULL); 2089 if (err < 0) 2090 dev_warn(&pci->dev, 2091 "Riptide: Can't Allocate OPL3-HWDEP\n"); 2092 } 2093 } 2094 #ifdef SUPPORT_JOYSTICK 2095 if (joystick_port[dev]) { 2096 val = joystick_port[dev]; 2097 pci_write_config_word(chip->pci, PCI_EXT_Game_Base, val); 2098 chip->gameaddr = val; 2099 } 2100 #endif 2101 2102 strscpy(card->driver, "RIPTIDE"); 2103 strscpy(card->shortname, "Riptide"); 2104 #ifdef SUPPORT_JOYSTICK 2105 scnprintf(card->longname, sizeof(card->longname), 2106 "%s at 0x%lx, irq %i mpu 0x%x opl3 0x%x gameport 0x%x", 2107 card->shortname, chip->port, chip->irq, chip->mpuaddr, 2108 chip->opladdr, chip->gameaddr); 2109 #else 2110 scnprintf(card->longname, sizeof(card->longname), 2111 "%s at 0x%lx, irq %i mpu 0x%x opl3 0x%x", 2112 card->shortname, chip->port, chip->irq, chip->mpuaddr, 2113 chip->opladdr); 2114 #endif 2115 snd_riptide_proc_init(chip); 2116 err = snd_card_register(card); 2117 if (err < 0) 2118 return err; 2119 pci_set_drvdata(pci, card); 2120 dev++; 2121 return 0; 2122 } 2123 2124 static int 2125 snd_card_riptide_probe(struct pci_dev *pci, const struct pci_device_id *pci_id) 2126 { 2127 return snd_card_free_on_error(&pci->dev, __snd_card_riptide_probe(pci, pci_id)); 2128 } 2129 2130 static struct pci_driver driver = { 2131 .name = KBUILD_MODNAME, 2132 .id_table = snd_riptide_ids, 2133 .probe = snd_card_riptide_probe, 2134 .driver = { 2135 .pm = &riptide_pm, 2136 }, 2137 }; 2138 2139 #ifdef SUPPORT_JOYSTICK 2140 static struct pci_driver joystick_driver = { 2141 .name = KBUILD_MODNAME "-joystick", 2142 .id_table = snd_riptide_joystick_ids, 2143 .probe = snd_riptide_joystick_probe, 2144 .remove = snd_riptide_joystick_remove, 2145 }; 2146 #endif 2147 2148 static int __init alsa_card_riptide_init(void) 2149 { 2150 int err; 2151 err = pci_register_driver(&driver); 2152 if (err < 0) 2153 return err; 2154 #if defined(SUPPORT_JOYSTICK) 2155 err = pci_register_driver(&joystick_driver); 2156 /* On failure unregister formerly registered audio driver */ 2157 if (err < 0) 2158 pci_unregister_driver(&driver); 2159 #endif 2160 return err; 2161 } 2162 2163 static void __exit alsa_card_riptide_exit(void) 2164 { 2165 pci_unregister_driver(&driver); 2166 #if defined(SUPPORT_JOYSTICK) 2167 pci_unregister_driver(&joystick_driver); 2168 #endif 2169 } 2170 2171 module_init(alsa_card_riptide_init); 2172 module_exit(alsa_card_riptide_exit); 2173