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77#include <linux/delay.h>
78#include <linux/init.h>
79#include <linux/interrupt.h>
80#include <linux/pci.h>
81#include <linux/slab.h>
82#include <linux/wait.h>
83#include <linux/gameport.h>
84#include <linux/device.h>
85#include <linux/firmware.h>
86#include <linux/kernel.h>
87#include <linux/module.h>
88#include <linux/io.h>
89#include <sound/core.h>
90#include <sound/info.h>
91#include <sound/control.h>
92#include <sound/pcm.h>
93#include <sound/pcm_params.h>
94#include <sound/ac97_codec.h>
95#include <sound/mpu401.h>
96#include <sound/opl3.h>
97#include <sound/initval.h>
98
99#if IS_REACHABLE(CONFIG_GAMEPORT)
100#define SUPPORT_JOYSTICK 1
101#endif
102
103MODULE_AUTHOR("Peter Gruber <nokos@gmx.net>");
104MODULE_DESCRIPTION("riptide");
105MODULE_LICENSE("GPL");
106MODULE_SUPPORTED_DEVICE("{{Conexant,Riptide}}");
107MODULE_FIRMWARE("riptide.hex");
108
109static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
110static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;
111static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE;
112
113#ifdef SUPPORT_JOYSTICK
114static int joystick_port[SNDRV_CARDS] = { [0 ... (SNDRV_CARDS - 1)] = 0x200 };
115#endif
116static int mpu_port[SNDRV_CARDS] = { [0 ... (SNDRV_CARDS - 1)] = 0x330 };
117static int opl3_port[SNDRV_CARDS] = { [0 ... (SNDRV_CARDS - 1)] = 0x388 };
118
119module_param_array(index, int, NULL, 0444);
120MODULE_PARM_DESC(index, "Index value for Riptide soundcard.");
121module_param_array(id, charp, NULL, 0444);
122MODULE_PARM_DESC(id, "ID string for Riptide soundcard.");
123module_param_array(enable, bool, NULL, 0444);
124MODULE_PARM_DESC(enable, "Enable Riptide soundcard.");
125#ifdef SUPPORT_JOYSTICK
126module_param_hw_array(joystick_port, int, ioport, NULL, 0444);
127MODULE_PARM_DESC(joystick_port, "Joystick port # for Riptide soundcard.");
128#endif
129module_param_hw_array(mpu_port, int, ioport, NULL, 0444);
130MODULE_PARM_DESC(mpu_port, "MPU401 port # for Riptide driver.");
131module_param_hw_array(opl3_port, int, ioport, NULL, 0444);
132MODULE_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
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
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)
176#define UNSET_GRESET(p) MASK_AUDIO_CONTROL(p,~0x0001)
177#define SET_AIE(p) UMASK_AUDIO_CONTROL(p,0x0004)
178#define UNSET_AIE(p) MASK_AUDIO_CONTROL(p,~0x0004)
179#define SET_AIACK(p) UMASK_AUDIO_CONTROL(p,0x0008)
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)
194#define IS_DATF(a) (READ_PORT_ULONG(a->stat)&0x2)
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)
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)
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
211#define PARM 0x00000002
212#define CMDA 0x00000004
213#define CMDB 0x00000008
214#define NILL 0x00000000
215
216#define LONG0(a) ((u32)a)
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))
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))
234#define SEND_SMEM(p,b,c) sendcmd(p,PARM,SMEM|BYTE1(b),LONG0(c),RET(0))
235#define SEND_WMEM(p,b,c) sendcmd(p,PARM,WMEM|BYTE1(b),LONG0(c),RET(0))
236#define SEND_SDTM(p,b,c) sendcmd(p,PARM|RESP,SDTM|TRINIB1(b),0,RET(c))
237#define SEND_GOTO(p,b) sendcmd(p,PARM,GOTO,LONG0(b),RET(0))
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))
240#define SEND_PSTR(p,b) sendcmd(p,PARM,PSTR,BYTE3(b),RET(0))
241#define SEND_KSTR(p,b) sendcmd(p,PARM,KSTR,BYTE3(b),RET(0))
242#define SEND_KDMA(p) sendcmd(p,0,KDMA,0,RET(0))
243#define SEND_GPOS(p,b,c,d) sendcmd(p,PARM|RESP,GPOS,BYTE3(c)|BYTE2(b),RET(d))
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))
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))
248#define SEND_PCLR(p,b,c) sendcmd(p,PARM,PCLR,BYTE2(b)|BYTE3(c),RET(0))
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))
252#define SEND_SSRC(p,b,c,d,e) sendcmd(p,PARM,SSRC|BYTE1(b)|WORD2(c),WORD0(d)|WORD2(e),RET(0))
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))
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))
257#define SEND_RDGV(p,b,c,d) sendcmd(p,PARM|RESP,RDGV|BYTE2(b)|BYTE3(c),0,RET(d))
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))
260#define SEND_RACR(p,b,c) sendcmd(p,PARM|RESP,RACR,WORD2(b),RET(c))
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
267#define EOS_STATUS 0x40000000
268#define EOC_STATUS 0x20000000
269#define ERR_STATUS 0x10000000
270#define EMPTY_STATUS 0x08000000
271
272#define IEOB_ENABLE 0x1
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
279#define ST_STOP 0x2
280#define ST_PAUSE 0x4
281
282#define I2S_INTDEC 3
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
289#define MODEM_MERGER 3
290#define MODEM_SPLITTER 0
291#define MODEM_MIXER 11
292
293#define FM_INTDEC 3
294#define FM_MERGER 0
295#define FM_SPLITTER 0
296#define FM_MIXER 9
297
298#define SPLIT_PATH 0x80
299
300enum FIRMWARE {
301 DATA_REC = 0, EXT_END_OF_FILE, EXT_SEG_ADDR_REC, EXT_GOTO_CMD_REC,
302 EXT_LIN_ADDR_REC,
303};
304
305enum 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
314enum 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
331enum 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
348enum 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
354enum 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
361enum { SB_CMD = 0, MODEM_CMD, I2S_CMD0, I2S_CMD1, FM_CMD, MAX_CMD };
362
363struct lbuspath {
364 const unsigned char *noconv;
365 const unsigned char *stereo;
366 const unsigned char *mono;
367};
368
369struct cmdport {
370 u32 data1;
371 u32 data2;
372 u32 stat;
373 u32 pad[5];
374};
375
376struct riptideport {
377 u32 audio_control;
378 u32 audio_status;
379 u32 pad[2];
380 struct cmdport port[2];
381};
382
383struct cmdif {
384 struct riptideport *hwport;
385 spinlock_t lock;
386 unsigned int cmdcnt;
387 unsigned int cmdtime;
388 unsigned int cmdtimemax;
389 unsigned int cmdtimemin;
390 unsigned int errcnt;
391 int is_reset;
392};
393
394struct riptide_firmware {
395 u16 ASIC;
396 u16 CODEC;
397 u16 AUXDSP;
398 u16 PROG;
399};
400
401union cmdret {
402 u8 retbytes[8];
403 u16 retwords[4];
404 u32 retlongs[2];
405};
406
407union firmware_version {
408 union cmdret ret;
409 struct riptide_firmware firmware;
410};
411
412#define get_pcmhwdev(substream) (struct pcmhw *)(substream->runtime->private_data)
413
414#define PLAYBACK_SUBSTREAMS 3
415struct snd_riptide {
416 struct snd_card *card;
417 struct pci_dev *pci;
418 const struct firmware *fw_entry;
419
420 struct cmdif *cif;
421
422 struct snd_pcm *pcm;
423 struct snd_pcm *pcm_i2s;
424 struct snd_rawmidi *rmidi;
425 struct snd_opl3 *opl3;
426 struct snd_ac97 *ac97;
427 struct snd_ac97_bus *ac97_bus;
428
429 struct snd_pcm_substream *playback_substream[PLAYBACK_SUBSTREAMS];
430 struct snd_pcm_substream *capture_substream;
431
432 int openstreams;
433
434 int irq;
435 unsigned long port;
436 unsigned short mpuaddr;
437 unsigned short opladdr;
438#ifdef SUPPORT_JOYSTICK
439 unsigned short gameaddr;
440#endif
441 struct resource *res_port;
442
443 unsigned short device_id;
444
445 union firmware_version firmware;
446
447 spinlock_t lock;
448 struct snd_info_entry *proc_entry;
449
450 unsigned long received_irqs;
451 unsigned long handled_irqs;
452#ifdef CONFIG_PM_SLEEP
453 int in_suspend;
454#endif
455};
456
457struct sgd {
458 __le32 dwNextLink;
459 __le32 dwSegPtrPhys;
460 __le32 dwSegLen;
461 __le32 dwStat_Ctl;
462};
463
464struct pcmhw {
465 struct lbuspath paths;
466 const unsigned char *lbuspath;
467 unsigned char source;
468 unsigned char intdec[2];
469 unsigned char mixer;
470 unsigned char id;
471 unsigned char state;
472 unsigned int rate;
473 unsigned int channels;
474 snd_pcm_format_t format;
475 struct snd_dma_buffer sgdlist;
476 struct sgd *sgdbuf;
477 unsigned int size;
478 unsigned int pages;
479 unsigned int oldpos;
480 unsigned int pointer;
481};
482
483#define CMDRET_ZERO (union cmdret){{(u32)0, (u32) 0}}
484
485static int sendcmd(struct cmdif *cif, u32 flags, u32 cmd, u32 parm,
486 union cmdret *ret);
487static int getsourcesink(struct cmdif *cif, unsigned char source,
488 unsigned char sink, unsigned char *a,
489 unsigned char *b);
490static int snd_riptide_initialize(struct snd_riptide *chip);
491static int riptide_reset(struct cmdif *cif, struct snd_riptide *chip);
492
493
494
495
496static const struct pci_device_id snd_riptide_ids[] = {
497 { PCI_DEVICE(0x127a, 0x4310) },
498 { PCI_DEVICE(0x127a, 0x4320) },
499 { PCI_DEVICE(0x127a, 0x4330) },
500 { PCI_DEVICE(0x127a, 0x4340) },
501 {0,},
502};
503
504#ifdef SUPPORT_JOYSTICK
505static const struct pci_device_id snd_riptide_joystick_ids[] = {
506 { PCI_DEVICE(0x127a, 0x4312) },
507 { PCI_DEVICE(0x127a, 0x4322) },
508 { PCI_DEVICE(0x127a, 0x4332) },
509 { PCI_DEVICE(0x127a, 0x4342) },
510 {0,},
511};
512#endif
513
514MODULE_DEVICE_TABLE(pci, snd_riptide_ids);
515
516
517
518
519static const unsigned char lbusin2out[E2SINK_MAX + 1][2] = {
520 {NO_OUT, LS_NONE1}, {NO_OUT, LS_NONE2}, {NO_OUT, LS_NONE1}, {NO_OUT,
521 LS_NONE2},
522 {NO_OUT, LS_NONE1}, {NO_OUT, LS_NONE2}, {NO_OUT, LS_NONE1}, {NO_OUT,
523 LS_NONE2},
524 {INTER0_OUT, LS_SRC_INTERPOLATOR}, {INTER1_OUT, LS_SRC_INTERPOLATOR},
525 {INTER2_OUT, LS_SRC_INTERPOLATOR}, {INTER3_OUT, LS_SRC_INTERPOLATOR},
526 {INTER4_OUT, LS_SRC_INTERPOLATOR}, {INTERM0_OUT, LS_SRC_INTERPOLATORM},
527 {INTERM1_OUT, LS_SRC_INTERPOLATORM}, {INTERM2_OUT,
528 LS_SRC_INTERPOLATORM},
529 {INTERM3_OUT, LS_SRC_INTERPOLATORM}, {INTERM4_OUT,
530 LS_SRC_INTERPOLATORM},
531 {INTERM5_OUT, LS_SRC_INTERPOLATORM}, {INTERM6_OUT,
532 LS_SRC_INTERPOLATORM},
533 {DECIMM0_OUT, LS_SRC_DECIMATORM}, {DECIMM1_OUT, LS_SRC_DECIMATORM},
534 {DECIMM2_OUT, LS_SRC_DECIMATORM}, {DECIMM3_OUT, LS_SRC_DECIMATORM},
535 {DECIM0_OUT, LS_SRC_DECIMATOR}, {SR3_4_OUT, LS_NONE1}, {NO_OUT,
536 LS_NONE2},
537 {NO_OUT, LS_NONE1}, {NO_OUT, LS_NONE2}, {NO_OUT, LS_NONE1},
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 {DIGITAL_MIXER_OUT0, LS_MIXER_IN}, {DIGITAL_MIXER_OUT0, LS_MIXER_IN},
544 {GAINFUNC0_OUT, LS_MIXER_GAIN_FUNCTION}, {GAINFUNC1_OUT,
545 LS_MIXER_GAIN_FUNCTION},
546 {GAINFUNC2_OUT, LS_MIXER_GAIN_FUNCTION}, {GAINFUNC3_OUT,
547 LS_MIXER_GAIN_FUNCTION},
548 {GAINFUNC4_OUT, LS_MIXER_GAIN_FUNCTION}, {SOFTMODEMTX, LS_NONE1},
549 {SPLITTER0_OUTL, LS_SRC_SPLITTER}, {SPLITTER1_OUTL, LS_SRC_SPLITTER},
550 {SPLITTER2_OUTL, LS_SRC_SPLITTER}, {SPLITTER3_OUTL, LS_SRC_SPLITTER},
551 {MERGER0_OUT, LS_SRC_MERGER}, {MERGER0_OUT, LS_SRC_MERGER},
552 {MERGER1_OUT, LS_SRC_MERGER},
553 {MERGER1_OUT, LS_SRC_MERGER}, {MERGER2_OUT, LS_SRC_MERGER},
554 {MERGER2_OUT, LS_SRC_MERGER},
555 {MERGER3_OUT, LS_SRC_MERGER}, {MERGER3_OUT, LS_SRC_MERGER}, {NO_OUT,
556 LS_NONE2},
557};
558
559static const unsigned char lbus_play_opl3[] = {
560 DIGITAL_MIXER_IN0 + FM_MIXER, 0xff
561};
562static const unsigned char lbus_play_modem[] = {
563 DIGITAL_MIXER_IN0 + MODEM_MIXER, 0xff
564};
565static const unsigned char lbus_play_i2s[] = {
566 INTER0_IN + I2S_INTDEC, DIGITAL_MIXER_IN0 + I2S_MIXER, 0xff
567};
568static const unsigned char lbus_play_out[] = {
569 PDAC2ACLNK, 0xff
570};
571static const unsigned char lbus_play_outhp[] = {
572 HNDSPK2ACLNK, 0xff
573};
574static const unsigned char lbus_play_noconv1[] = {
575 DIGITAL_MIXER_IN0, 0xff
576};
577static const unsigned char lbus_play_stereo1[] = {
578 INTER0_IN, DIGITAL_MIXER_IN0, 0xff
579};
580static const unsigned char lbus_play_mono1[] = {
581 INTERM0_IN, DIGITAL_MIXER_IN0, 0xff
582};
583static const unsigned char lbus_play_noconv2[] = {
584 DIGITAL_MIXER_IN1, 0xff
585};
586static const unsigned char lbus_play_stereo2[] = {
587 INTER1_IN, DIGITAL_MIXER_IN1, 0xff
588};
589static const unsigned char lbus_play_mono2[] = {
590 INTERM1_IN, DIGITAL_MIXER_IN1, 0xff
591};
592static const unsigned char lbus_play_noconv3[] = {
593 DIGITAL_MIXER_IN2, 0xff
594};
595static const unsigned char lbus_play_stereo3[] = {
596 INTER2_IN, DIGITAL_MIXER_IN2, 0xff
597};
598static const unsigned char lbus_play_mono3[] = {
599 INTERM2_IN, DIGITAL_MIXER_IN2, 0xff
600};
601static const unsigned char lbus_rec_noconv1[] = {
602 LBUS2ARM_FIFO5, 0xff
603};
604static const unsigned char lbus_rec_stereo1[] = {
605 DECIM0_IN, LBUS2ARM_FIFO5, 0xff
606};
607static const unsigned char lbus_rec_mono1[] = {
608 DECIMM3_IN, LBUS2ARM_FIFO5, 0xff
609};
610
611static const unsigned char play_ids[] = { 4, 1, 2, };
612static const unsigned char play_sources[] = {
613 ARM2LBUS_FIFO4, ARM2LBUS_FIFO1, ARM2LBUS_FIFO2,
614};
615static const struct lbuspath lbus_play_paths[] = {
616 {
617 .noconv = lbus_play_noconv1,
618 .stereo = lbus_play_stereo1,
619 .mono = lbus_play_mono1,
620 },
621 {
622 .noconv = lbus_play_noconv2,
623 .stereo = lbus_play_stereo2,
624 .mono = lbus_play_mono2,
625 },
626 {
627 .noconv = lbus_play_noconv3,
628 .stereo = lbus_play_stereo3,
629 .mono = lbus_play_mono3,
630 },
631};
632static const struct lbuspath lbus_rec_path = {
633 .noconv = lbus_rec_noconv1,
634 .stereo = lbus_rec_stereo1,
635 .mono = lbus_rec_mono1,
636};
637
638#define FIRMWARE_VERSIONS 1
639static union firmware_version firmware_versions[] = {
640 {
641 .firmware = {
642 .ASIC = 3,
643 .CODEC = 2,
644 .AUXDSP = 3,
645 .PROG = 773,
646 },
647 },
648};
649
650static u32 atoh(const unsigned char *in, unsigned int len)
651{
652 u32 sum = 0;
653 unsigned int mult = 1;
654 unsigned char c;
655
656 while (len) {
657 int value;
658
659 c = in[len - 1];
660 value = hex_to_bin(c);
661 if (value >= 0)
662 sum += mult * value;
663 mult *= 16;
664 --len;
665 }
666 return sum;
667}
668
669static int senddata(struct cmdif *cif, const unsigned char *in, u32 offset)
670{
671 u32 addr;
672 u32 data;
673 u32 i;
674 const unsigned char *p;
675
676 i = atoh(&in[1], 2);
677 addr = offset + atoh(&in[3], 4);
678 if (SEND_SMEM(cif, 0, addr) != 0)
679 return -EACCES;
680 p = in + 9;
681 while (i) {
682 data = atoh(p, 8);
683 if (SEND_WMEM(cif, 2,
684 ((data & 0x0f0f0f0f) << 4) | ((data & 0xf0f0f0f0)
685 >> 4)))
686 return -EACCES;
687 i -= 4;
688 p += 8;
689 }
690 return 0;
691}
692
693static int loadfirmware(struct cmdif *cif, const unsigned char *img,
694 unsigned int size)
695{
696 const unsigned char *in;
697 u32 laddr, saddr, t, val;
698 int err = 0;
699
700 laddr = saddr = 0;
701 while (size > 0 && err == 0) {
702 in = img;
703 if (in[0] == ':') {
704 t = atoh(&in[7], 2);
705 switch (t) {
706 case DATA_REC:
707 err = senddata(cif, in, laddr + saddr);
708 break;
709 case EXT_SEG_ADDR_REC:
710 saddr = atoh(&in[9], 4) << 4;
711 break;
712 case EXT_LIN_ADDR_REC:
713 laddr = atoh(&in[9], 4) << 16;
714 break;
715 case EXT_GOTO_CMD_REC:
716 val = atoh(&in[9], 8);
717 if (SEND_GOTO(cif, val) != 0)
718 err = -EACCES;
719 break;
720 case EXT_END_OF_FILE:
721 size = 0;
722 break;
723 default:
724 break;
725 }
726 while (size > 0) {
727 size--;
728 if (*img++ == '\n')
729 break;
730 }
731 }
732 }
733 snd_printdd("load firmware return %d\n", err);
734 return err;
735}
736
737static void
738alloclbuspath(struct cmdif *cif, unsigned char source,
739 const unsigned char *path, unsigned char *mixer, unsigned char *s)
740{
741 while (*path != 0xff) {
742 unsigned char sink, type;
743
744 sink = *path & (~SPLIT_PATH);
745 if (sink != E2SINK_MAX) {
746 snd_printdd("alloc path 0x%x->0x%x\n", source, sink);
747 SEND_PSEL(cif, source, sink);
748 source = lbusin2out[sink][0];
749 type = lbusin2out[sink][1];
750 if (type == LS_MIXER_IN) {
751 if (mixer)
752 *mixer = sink - DIGITAL_MIXER_IN0;
753 }
754 if (type == LS_SRC_DECIMATORM ||
755 type == LS_SRC_DECIMATOR ||
756 type == LS_SRC_INTERPOLATORM ||
757 type == LS_SRC_INTERPOLATOR) {
758 if (s) {
759 if (s[0] != 0xff)
760 s[1] = sink;
761 else
762 s[0] = sink;
763 }
764 }
765 }
766 if (*path++ & SPLIT_PATH) {
767 const unsigned char *npath = path;
768
769 while (*npath != 0xff)
770 npath++;
771 alloclbuspath(cif, source + 1, ++npath, mixer, s);
772 }
773 }
774}
775
776static void
777freelbuspath(struct cmdif *cif, unsigned char source, const unsigned char *path)
778{
779 while (*path != 0xff) {
780 unsigned char sink;
781
782 sink = *path & (~SPLIT_PATH);
783 if (sink != E2SINK_MAX) {
784 snd_printdd("free path 0x%x->0x%x\n", source, sink);
785 SEND_PCLR(cif, source, sink);
786 source = lbusin2out[sink][0];
787 }
788 if (*path++ & SPLIT_PATH) {
789 const unsigned char *npath = path;
790
791 while (*npath != 0xff)
792 npath++;
793 freelbuspath(cif, source + 1, ++npath);
794 }
795 }
796}
797
798static int writearm(struct cmdif *cif, u32 addr, u32 data, u32 mask)
799{
800 union cmdret rptr = CMDRET_ZERO;
801 unsigned int i = MAX_WRITE_RETRY;
802 int flag = 1;
803
804 SEND_RMEM(cif, 0x02, addr, &rptr);
805 rptr.retlongs[0] &= (~mask);
806
807 while (--i) {
808 SEND_SMEM(cif, 0x01, addr);
809 SEND_WMEM(cif, 0x02, (rptr.retlongs[0] | data));
810 SEND_RMEM(cif, 0x02, addr, &rptr);
811 if ((rptr.retlongs[0] & data) == data) {
812 flag = 0;
813 break;
814 } else
815 rptr.retlongs[0] &= ~mask;
816 }
817 snd_printdd("send arm 0x%x 0x%x 0x%x return %d\n", addr, data, mask,
818 flag);
819 return flag;
820}
821
822static int sendcmd(struct cmdif *cif, u32 flags, u32 cmd, u32 parm,
823 union cmdret *ret)
824{
825 int i, j;
826 int err;
827 unsigned int time = 0;
828 unsigned long irqflags;
829 struct riptideport *hwport;
830 struct cmdport *cmdport = NULL;
831
832 if (snd_BUG_ON(!cif))
833 return -EINVAL;
834
835 hwport = cif->hwport;
836 if (cif->errcnt > MAX_ERROR_COUNT) {
837 if (cif->is_reset) {
838 snd_printk(KERN_ERR
839 "Riptide: Too many failed cmds, reinitializing\n");
840 if (riptide_reset(cif, NULL) == 0) {
841 cif->errcnt = 0;
842 return -EIO;
843 }
844 }
845 snd_printk(KERN_ERR "Riptide: Initialization failed.\n");
846 return -EINVAL;
847 }
848 if (ret) {
849 ret->retlongs[0] = 0;
850 ret->retlongs[1] = 0;
851 }
852 i = 0;
853 spin_lock_irqsave(&cif->lock, irqflags);
854 while (i++ < CMDIF_TIMEOUT && !IS_READY(cif->hwport))
855 udelay(10);
856 if (i > CMDIF_TIMEOUT) {
857 err = -EBUSY;
858 goto errout;
859 }
860
861 err = 0;
862 for (j = 0, time = 0; time < CMDIF_TIMEOUT; j++, time += 2) {
863 cmdport = &(hwport->port[j % 2]);
864 if (IS_DATF(cmdport)) {
865 READ_PORT_ULONG(cmdport->data1);
866 READ_PORT_ULONG(cmdport->data2);
867 }
868 if (IS_CMDE(cmdport)) {
869 if (flags & PARM)
870 WRITE_PORT_ULONG(cmdport->data2, parm);
871 WRITE_PORT_ULONG(cmdport->data1, cmd);
872 if ((flags & RESP) && ret) {
873 while (!IS_DATF(cmdport) &&
874 time < CMDIF_TIMEOUT) {
875 udelay(10);
876 time++;
877 }
878 if (time < CMDIF_TIMEOUT) {
879 ret->retlongs[0] =
880 READ_PORT_ULONG(cmdport->data1);
881 ret->retlongs[1] =
882 READ_PORT_ULONG(cmdport->data2);
883 } else {
884 err = -ENOSYS;
885 goto errout;
886 }
887 }
888 break;
889 }
890 udelay(20);
891 }
892 if (time == CMDIF_TIMEOUT) {
893 err = -ENODATA;
894 goto errout;
895 }
896 spin_unlock_irqrestore(&cif->lock, irqflags);
897
898 cif->cmdcnt++;
899 cif->cmdtime += time;
900 if (time > cif->cmdtimemax)
901 cif->cmdtimemax = time;
902 if (time < cif->cmdtimemin)
903 cif->cmdtimemin = time;
904 if ((cif->cmdcnt) % 1000 == 0)
905 snd_printdd
906 ("send cmd %d time: %d mintime: %d maxtime %d err: %d\n",
907 cif->cmdcnt, cif->cmdtime, cif->cmdtimemin,
908 cif->cmdtimemax, cif->errcnt);
909 return 0;
910
911 errout:
912 cif->errcnt++;
913 spin_unlock_irqrestore(&cif->lock, irqflags);
914 snd_printdd
915 ("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",
916 cif->cmdcnt, (int)((void *)&(cmdport->stat) - (void *)hwport),
917 flags, cmd, parm, ret ? ret->retlongs[0] : 0,
918 ret ? ret->retlongs[1] : 0, IS_CMDE(cmdport), IS_DATF(cmdport),
919 err);
920 return err;
921}
922
923static int
924setmixer(struct cmdif *cif, short num, unsigned short rval, unsigned short lval)
925{
926 union cmdret rptr = CMDRET_ZERO;
927 int i = 0;
928
929 snd_printdd("sent mixer %d: 0x%x 0x%x\n", num, rval, lval);
930 do {
931 SEND_SDGV(cif, num, num, rval, lval);
932 SEND_RDGV(cif, num, num, &rptr);
933 if (rptr.retwords[0] == lval && rptr.retwords[1] == rval)
934 return 0;
935 } while (i++ < MAX_WRITE_RETRY);
936 snd_printdd("sent mixer failed\n");
937 return -EIO;
938}
939
940static int getpaths(struct cmdif *cif, unsigned char *o)
941{
942 unsigned char src[E2SINK_MAX];
943 unsigned char sink[E2SINK_MAX];
944 int i, j = 0;
945
946 for (i = 0; i < E2SINK_MAX; i++) {
947 getsourcesink(cif, i, i, &src[i], &sink[i]);
948 if (sink[i] < E2SINK_MAX) {
949 o[j++] = sink[i];
950 o[j++] = i;
951 }
952 }
953 return j;
954}
955
956static int
957getsourcesink(struct cmdif *cif, unsigned char source, unsigned char sink,
958 unsigned char *a, unsigned char *b)
959{
960 union cmdret rptr = CMDRET_ZERO;
961
962 if (SEND_RSSV(cif, source, sink, &rptr) &&
963 SEND_RSSV(cif, source, sink, &rptr))
964 return -EIO;
965 *a = rptr.retbytes[0];
966 *b = rptr.retbytes[1];
967 snd_printdd("getsourcesink 0x%x 0x%x\n", *a, *b);
968 return 0;
969}
970
971static int
972getsamplerate(struct cmdif *cif, unsigned char *intdec, unsigned int *rate)
973{
974 unsigned char *s;
975 unsigned int p[2] = { 0, 0 };
976 int i;
977 union cmdret rptr = CMDRET_ZERO;
978
979 s = intdec;
980 for (i = 0; i < 2; i++) {
981 if (*s != 0xff) {
982 if (SEND_RSRC(cif, *s, &rptr) &&
983 SEND_RSRC(cif, *s, &rptr))
984 return -EIO;
985 p[i] += rptr.retwords[1];
986 p[i] *= rptr.retwords[2];
987 p[i] += rptr.retwords[3];
988 p[i] /= 65536;
989 }
990 s++;
991 }
992 if (p[0]) {
993 if (p[1] != p[0])
994 snd_printdd("rates differ %d %d\n", p[0], p[1]);
995 *rate = (unsigned int)p[0];
996 } else
997 *rate = (unsigned int)p[1];
998 snd_printdd("getsampleformat %d %d %d\n", intdec[0], intdec[1], *rate);
999 return 0;
1000}
1001
1002static int
1003setsampleformat(struct cmdif *cif,
1004 unsigned char mixer, unsigned char id,
1005 unsigned char channels, snd_pcm_format_t format)
1006{
1007 unsigned char w, ch, sig, order;
1008
1009 snd_printdd
1010 ("setsampleformat mixer: %d id: %d channels: %d format: %d\n",
1011 mixer, id, channels, format);
1012 ch = channels == 1;
1013 w = snd_pcm_format_width(format) == 8;
1014 sig = snd_pcm_format_unsigned(format) != 0;
1015 order = snd_pcm_format_big_endian(format) != 0;
1016
1017 if (SEND_SETF(cif, mixer, w, ch, order, sig, id) &&
1018 SEND_SETF(cif, mixer, w, ch, order, sig, id)) {
1019 snd_printdd("setsampleformat failed\n");
1020 return -EIO;
1021 }
1022 return 0;
1023}
1024
1025static int
1026setsamplerate(struct cmdif *cif, unsigned char *intdec, unsigned int rate)
1027{
1028 u32 D, M, N;
1029 union cmdret rptr = CMDRET_ZERO;
1030 int i;
1031
1032 snd_printdd("setsamplerate intdec: %d,%d rate: %d\n", intdec[0],
1033 intdec[1], rate);
1034 D = 48000;
1035 M = ((rate == 48000) ? 47999 : rate) * 65536;
1036 N = M % D;
1037 M /= D;
1038 for (i = 0; i < 2; i++) {
1039 if (*intdec != 0xff) {
1040 do {
1041 SEND_SSRC(cif, *intdec, D, M, N);
1042 SEND_RSRC(cif, *intdec, &rptr);
1043 } while (rptr.retwords[1] != D &&
1044 rptr.retwords[2] != M &&
1045 rptr.retwords[3] != N &&
1046 i++ < MAX_WRITE_RETRY);
1047 if (i > MAX_WRITE_RETRY) {
1048 snd_printdd("sent samplerate %d: %d failed\n",
1049 *intdec, rate);
1050 return -EIO;
1051 }
1052 }
1053 intdec++;
1054 }
1055 return 0;
1056}
1057
1058static int
1059getmixer(struct cmdif *cif, short num, unsigned short *rval,
1060 unsigned short *lval)
1061{
1062 union cmdret rptr = CMDRET_ZERO;
1063
1064 if (SEND_RDGV(cif, num, num, &rptr) && SEND_RDGV(cif, num, num, &rptr))
1065 return -EIO;
1066 *rval = rptr.retwords[0];
1067 *lval = rptr.retwords[1];
1068 snd_printdd("got mixer %d: 0x%x 0x%x\n", num, *rval, *lval);
1069 return 0;
1070}
1071
1072static irqreturn_t riptide_handleirq(int irq, void *dev_id)
1073{
1074 struct snd_riptide *chip = dev_id;
1075 struct cmdif *cif = chip->cif;
1076 struct snd_pcm_substream *substream[PLAYBACK_SUBSTREAMS + 1];
1077 struct snd_pcm_runtime *runtime;
1078 struct pcmhw *data = NULL;
1079 unsigned int pos, period_bytes;
1080 struct sgd *c;
1081 int i, j;
1082 unsigned int flag;
1083
1084 if (!cif)
1085 return IRQ_HANDLED;
1086
1087 for (i = 0; i < PLAYBACK_SUBSTREAMS; i++)
1088 substream[i] = chip->playback_substream[i];
1089 substream[i] = chip->capture_substream;
1090 for (i = 0; i < PLAYBACK_SUBSTREAMS + 1; i++) {
1091 if (substream[i] &&
1092 (runtime = substream[i]->runtime) &&
1093 (data = runtime->private_data) && data->state != ST_STOP) {
1094 pos = 0;
1095 for (j = 0; j < data->pages; j++) {
1096 c = &data->sgdbuf[j];
1097 flag = le32_to_cpu(c->dwStat_Ctl);
1098 if (flag & EOB_STATUS)
1099 pos += le32_to_cpu(c->dwSegLen);
1100 if (flag & EOC_STATUS)
1101 pos += le32_to_cpu(c->dwSegLen);
1102 if ((flag & EOS_STATUS)
1103 && (data->state == ST_PLAY)) {
1104 data->state = ST_STOP;
1105 snd_printk(KERN_ERR
1106 "Riptide: DMA stopped unexpectedly\n");
1107 }
1108 c->dwStat_Ctl =
1109 cpu_to_le32(flag &
1110 ~(EOS_STATUS | EOB_STATUS |
1111 EOC_STATUS));
1112 }
1113 data->pointer += pos;
1114 pos += data->oldpos;
1115 if (data->state != ST_STOP) {
1116 period_bytes =
1117 frames_to_bytes(runtime,
1118 runtime->period_size);
1119 snd_printdd
1120 ("interrupt 0x%x after 0x%lx of 0x%lx frames in period\n",
1121 READ_AUDIO_STATUS(cif->hwport),
1122 bytes_to_frames(runtime, pos),
1123 runtime->period_size);
1124 j = 0;
1125 if (pos >= period_bytes) {
1126 j++;
1127 while (pos >= period_bytes)
1128 pos -= period_bytes;
1129 }
1130 data->oldpos = pos;
1131 if (j > 0)
1132 snd_pcm_period_elapsed(substream[i]);
1133 }
1134 }
1135 }
1136
1137 return IRQ_HANDLED;
1138}
1139
1140#ifdef CONFIG_PM_SLEEP
1141static int riptide_suspend(struct device *dev)
1142{
1143 struct snd_card *card = dev_get_drvdata(dev);
1144 struct snd_riptide *chip = card->private_data;
1145
1146 chip->in_suspend = 1;
1147 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
1148 snd_ac97_suspend(chip->ac97);
1149 return 0;
1150}
1151
1152static int riptide_resume(struct device *dev)
1153{
1154 struct snd_card *card = dev_get_drvdata(dev);
1155 struct snd_riptide *chip = card->private_data;
1156
1157 snd_riptide_initialize(chip);
1158 snd_ac97_resume(chip->ac97);
1159 snd_power_change_state(card, SNDRV_CTL_POWER_D0);
1160 chip->in_suspend = 0;
1161 return 0;
1162}
1163
1164static SIMPLE_DEV_PM_OPS(riptide_pm, riptide_suspend, riptide_resume);
1165#define RIPTIDE_PM_OPS &riptide_pm
1166#else
1167#define RIPTIDE_PM_OPS NULL
1168#endif
1169
1170static 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 snd_printk(KERN_ERR
1190 "Riptide: device not ready, audio status: 0x%x "
1191 "ready: %d gerr: %d\n",
1192 READ_AUDIO_STATUS(cif->hwport),
1193 IS_READY(cif->hwport), IS_GERR(cif->hwport));
1194 return -EIO;
1195 } else {
1196 snd_printdd
1197 ("Riptide: audio status: 0x%x ready: %d gerr: %d\n",
1198 READ_AUDIO_STATUS(cif->hwport),
1199 IS_READY(cif->hwport), IS_GERR(cif->hwport));
1200 }
1201
1202 SEND_GETV(cif, &firmware.ret);
1203 snd_printdd("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;
1213
1214 }
1215
1216 snd_printdd("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 snd_printk(KERN_ERR
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 snd_printk(KERN_ERR
1229 "Riptide: Could not load firmware %d\n", err);
1230 return err;
1231 }
1232
1233 chip->firmware = firmware;
1234
1235 return 1;
1236}
1237
1238static 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 snd_printdd("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
1304static 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};
1323static 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
1343static 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 snd_printdd
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 snd_printdd("stream not started or strange parms (%d %ld)\n",
1371 data->size, runtime->period_size);
1372 ret = bytes_to_frames(runtime, 0);
1373 }
1374 return ret;
1375}
1376
1377static int snd_riptide_trigger(struct snd_pcm_substream *substream, int cmd)
1378{
1379 int i, j;
1380 struct snd_riptide *chip = snd_pcm_substream_chip(substream);
1381 struct pcmhw *data = get_pcmhwdev(substream);
1382 struct cmdif *cif = chip->cif;
1383 union cmdret rptr = CMDRET_ZERO;
1384
1385 spin_lock(&chip->lock);
1386 switch (cmd) {
1387 case SNDRV_PCM_TRIGGER_START:
1388 case SNDRV_PCM_TRIGGER_RESUME:
1389 if (!(data->state & ST_PLAY)) {
1390 SEND_SSTR(cif, data->id, data->sgdlist.addr);
1391 SET_AIE(cif->hwport);
1392 data->state = ST_PLAY;
1393 if (data->mixer != 0xff)
1394 setmixer(cif, data->mixer, 0x7fff, 0x7fff);
1395 chip->openstreams++;
1396 data->oldpos = 0;
1397 data->pointer = 0;
1398 }
1399 break;
1400 case SNDRV_PCM_TRIGGER_STOP:
1401 case SNDRV_PCM_TRIGGER_SUSPEND:
1402 if (data->mixer != 0xff)
1403 setmixer(cif, data->mixer, 0, 0);
1404 setmixer(cif, data->mixer, 0, 0);
1405 SEND_KSTR(cif, data->id);
1406 data->state = ST_STOP;
1407 chip->openstreams--;
1408 j = 0;
1409 do {
1410 i = rptr.retlongs[1];
1411 SEND_GPOS(cif, 0, data->id, &rptr);
1412 udelay(1);
1413 } while (i != rptr.retlongs[1] && j++ < MAX_WRITE_RETRY);
1414 if (j > MAX_WRITE_RETRY)
1415 snd_printk(KERN_ERR "Riptide: Could not stop stream!");
1416 break;
1417 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
1418 if (!(data->state & ST_PAUSE)) {
1419 SEND_PSTR(cif, data->id);
1420 data->state |= ST_PAUSE;
1421 chip->openstreams--;
1422 }
1423 break;
1424 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
1425 if (data->state & ST_PAUSE) {
1426 SEND_SSTR(cif, data->id, data->sgdlist.addr);
1427 data->state &= ~ST_PAUSE;
1428 chip->openstreams++;
1429 }
1430 break;
1431 default:
1432 spin_unlock(&chip->lock);
1433 return -EINVAL;
1434 }
1435 spin_unlock(&chip->lock);
1436 return 0;
1437}
1438
1439static int snd_riptide_prepare(struct snd_pcm_substream *substream)
1440{
1441 struct snd_riptide *chip = snd_pcm_substream_chip(substream);
1442 struct snd_pcm_runtime *runtime = substream->runtime;
1443 struct pcmhw *data = get_pcmhwdev(substream);
1444 struct cmdif *cif = chip->cif;
1445 const unsigned char *lbuspath = NULL;
1446 unsigned int rate, channels;
1447 int err = 0;
1448 snd_pcm_format_t format;
1449
1450 if (snd_BUG_ON(!cif || !data))
1451 return -EINVAL;
1452
1453 snd_printdd("prepare id %d ch: %d f:0x%x r:%d\n", data->id,
1454 runtime->channels, runtime->format, runtime->rate);
1455
1456 spin_lock_irq(&chip->lock);
1457 channels = runtime->channels;
1458 format = runtime->format;
1459 rate = runtime->rate;
1460 switch (channels) {
1461 case 1:
1462 if (rate == 48000 && format == SNDRV_PCM_FORMAT_S16_LE)
1463 lbuspath = data->paths.noconv;
1464 else
1465 lbuspath = data->paths.mono;
1466 break;
1467 case 2:
1468 if (rate == 48000 && format == SNDRV_PCM_FORMAT_S16_LE)
1469 lbuspath = data->paths.noconv;
1470 else
1471 lbuspath = data->paths.stereo;
1472 break;
1473 }
1474 snd_printdd("use sgdlist at 0x%p\n",
1475 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 snd_printdd
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
1539static int
1540snd_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 snd_printdd("hw params id %d (sgdlist: 0x%p 0x%lx %d)\n", data->id,
1549 sgdlist->area, (unsigned long)sgdlist->addr,
1550 (int)sgdlist->bytes);
1551 if (sgdlist->area)
1552 snd_dma_free_pages(sgdlist);
1553 if ((err = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV,
1554 &chip->pci->dev,
1555 sizeof(struct sgd) * (DESC_MAX_MASK + 1),
1556 sgdlist)) < 0) {
1557 snd_printk(KERN_ERR "Riptide: failed to alloc %d dma bytes\n",
1558 (int)sizeof(struct sgd) * (DESC_MAX_MASK + 1));
1559 return err;
1560 }
1561 data->sgdbuf = (struct sgd *)sgdlist->area;
1562 return 0;
1563}
1564
1565static int snd_riptide_hw_free(struct snd_pcm_substream *substream)
1566{
1567 struct snd_riptide *chip = snd_pcm_substream_chip(substream);
1568 struct pcmhw *data = get_pcmhwdev(substream);
1569 struct cmdif *cif = chip->cif;
1570
1571 if (cif && data) {
1572 if (data->lbuspath)
1573 freelbuspath(cif, data->source, data->lbuspath);
1574 data->lbuspath = NULL;
1575 data->source = 0xff;
1576 data->intdec[0] = 0xff;
1577 data->intdec[1] = 0xff;
1578
1579 if (data->sgdlist.area) {
1580 snd_dma_free_pages(&data->sgdlist);
1581 data->sgdlist.area = NULL;
1582 }
1583 }
1584 return 0;
1585}
1586
1587static int snd_riptide_playback_open(struct snd_pcm_substream *substream)
1588{
1589 struct snd_riptide *chip = snd_pcm_substream_chip(substream);
1590 struct snd_pcm_runtime *runtime = substream->runtime;
1591 struct pcmhw *data;
1592 int sub_num = substream->number;
1593
1594 chip->playback_substream[sub_num] = substream;
1595 runtime->hw = snd_riptide_playback;
1596
1597 data = kzalloc(sizeof(struct pcmhw), GFP_KERNEL);
1598 if (data == NULL)
1599 return -ENOMEM;
1600 data->paths = lbus_play_paths[sub_num];
1601 data->id = play_ids[sub_num];
1602 data->source = play_sources[sub_num];
1603 data->intdec[0] = 0xff;
1604 data->intdec[1] = 0xff;
1605 data->state = ST_STOP;
1606 runtime->private_data = data;
1607 return snd_pcm_hw_constraint_integer(runtime,
1608 SNDRV_PCM_HW_PARAM_PERIODS);
1609}
1610
1611static int snd_riptide_capture_open(struct snd_pcm_substream *substream)
1612{
1613 struct snd_riptide *chip = snd_pcm_substream_chip(substream);
1614 struct snd_pcm_runtime *runtime = substream->runtime;
1615 struct pcmhw *data;
1616
1617 chip->capture_substream = substream;
1618 runtime->hw = snd_riptide_capture;
1619
1620 data = kzalloc(sizeof(struct pcmhw), GFP_KERNEL);
1621 if (data == NULL)
1622 return -ENOMEM;
1623 data->paths = lbus_rec_path;
1624 data->id = PADC;
1625 data->source = ACLNK2PADC;
1626 data->intdec[0] = 0xff;
1627 data->intdec[1] = 0xff;
1628 data->state = ST_STOP;
1629 runtime->private_data = data;
1630 return snd_pcm_hw_constraint_integer(runtime,
1631 SNDRV_PCM_HW_PARAM_PERIODS);
1632}
1633
1634static int snd_riptide_playback_close(struct snd_pcm_substream *substream)
1635{
1636 struct snd_riptide *chip = snd_pcm_substream_chip(substream);
1637 struct pcmhw *data = get_pcmhwdev(substream);
1638 int sub_num = substream->number;
1639
1640 substream->runtime->private_data = NULL;
1641 chip->playback_substream[sub_num] = NULL;
1642 kfree(data);
1643 return 0;
1644}
1645
1646static int snd_riptide_capture_close(struct snd_pcm_substream *substream)
1647{
1648 struct snd_riptide *chip = snd_pcm_substream_chip(substream);
1649 struct pcmhw *data = get_pcmhwdev(substream);
1650
1651 substream->runtime->private_data = NULL;
1652 chip->capture_substream = NULL;
1653 kfree(data);
1654 return 0;
1655}
1656
1657static const struct snd_pcm_ops snd_riptide_playback_ops = {
1658 .open = snd_riptide_playback_open,
1659 .close = snd_riptide_playback_close,
1660 .hw_params = snd_riptide_hw_params,
1661 .hw_free = snd_riptide_hw_free,
1662 .prepare = snd_riptide_prepare,
1663 .trigger = snd_riptide_trigger,
1664 .pointer = snd_riptide_pointer,
1665};
1666static const struct snd_pcm_ops snd_riptide_capture_ops = {
1667 .open = snd_riptide_capture_open,
1668 .close = snd_riptide_capture_close,
1669 .hw_params = snd_riptide_hw_params,
1670 .hw_free = snd_riptide_hw_free,
1671 .prepare = snd_riptide_prepare,
1672 .trigger = snd_riptide_trigger,
1673 .pointer = snd_riptide_pointer,
1674};
1675
1676static int snd_riptide_pcm(struct snd_riptide *chip, int device)
1677{
1678 struct snd_pcm *pcm;
1679 int err;
1680
1681 if ((err =
1682 snd_pcm_new(chip->card, "RIPTIDE", device, PLAYBACK_SUBSTREAMS, 1,
1683 &pcm)) < 0)
1684 return err;
1685 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1686 &snd_riptide_playback_ops);
1687 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,
1688 &snd_riptide_capture_ops);
1689 pcm->private_data = chip;
1690 pcm->info_flags = 0;
1691 strcpy(pcm->name, "RIPTIDE");
1692 chip->pcm = pcm;
1693 snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV_SG,
1694 &chip->pci->dev, 64 * 1024, 128 * 1024);
1695 return 0;
1696}
1697
1698static irqreturn_t
1699snd_riptide_interrupt(int irq, void *dev_id)
1700{
1701 struct snd_riptide *chip = dev_id;
1702 struct cmdif *cif = chip->cif;
1703 irqreturn_t ret = IRQ_HANDLED;
1704
1705 if (cif) {
1706 chip->received_irqs++;
1707 if (IS_EOBIRQ(cif->hwport) || IS_EOSIRQ(cif->hwport) ||
1708 IS_EOCIRQ(cif->hwport)) {
1709 chip->handled_irqs++;
1710 ret = IRQ_WAKE_THREAD;
1711 }
1712 if (chip->rmidi && IS_MPUIRQ(cif->hwport)) {
1713 chip->handled_irqs++;
1714 snd_mpu401_uart_interrupt(irq,
1715 chip->rmidi->private_data);
1716 }
1717 SET_AIACK(cif->hwport);
1718 }
1719 return ret;
1720}
1721
1722static void
1723snd_riptide_codec_write(struct snd_ac97 *ac97, unsigned short reg,
1724 unsigned short val)
1725{
1726 struct snd_riptide *chip = ac97->private_data;
1727 struct cmdif *cif = chip->cif;
1728 union cmdret rptr = CMDRET_ZERO;
1729 int i = 0;
1730
1731 if (snd_BUG_ON(!cif))
1732 return;
1733
1734 snd_printdd("Write AC97 reg 0x%x 0x%x\n", reg, val);
1735 do {
1736 SEND_SACR(cif, val, reg);
1737 SEND_RACR(cif, reg, &rptr);
1738 } while (rptr.retwords[1] != val && i++ < MAX_WRITE_RETRY);
1739 if (i > MAX_WRITE_RETRY)
1740 snd_printdd("Write AC97 reg failed\n");
1741}
1742
1743static unsigned short snd_riptide_codec_read(struct snd_ac97 *ac97,
1744 unsigned short reg)
1745{
1746 struct snd_riptide *chip = ac97->private_data;
1747 struct cmdif *cif = chip->cif;
1748 union cmdret rptr = CMDRET_ZERO;
1749
1750 if (snd_BUG_ON(!cif))
1751 return 0;
1752
1753 if (SEND_RACR(cif, reg, &rptr) != 0)
1754 SEND_RACR(cif, reg, &rptr);
1755 snd_printdd("Read AC97 reg 0x%x got 0x%x\n", reg, rptr.retwords[1]);
1756 return rptr.retwords[1];
1757}
1758
1759static int snd_riptide_initialize(struct snd_riptide *chip)
1760{
1761 struct cmdif *cif;
1762 unsigned int device_id;
1763 int err;
1764
1765 if (snd_BUG_ON(!chip))
1766 return -EINVAL;
1767
1768 cif = chip->cif;
1769 if (!cif) {
1770 if ((cif = kzalloc(sizeof(struct cmdif), GFP_KERNEL)) == NULL)
1771 return -ENOMEM;
1772 cif->hwport = (struct riptideport *)chip->port;
1773 spin_lock_init(&cif->lock);
1774 chip->cif = cif;
1775 }
1776 cif->is_reset = 0;
1777 if ((err = riptide_reset(cif, chip)) != 0)
1778 return err;
1779 device_id = chip->device_id;
1780 switch (device_id) {
1781 case 0x4310:
1782 case 0x4320:
1783 case 0x4330:
1784 snd_printdd("Modem enable?\n");
1785 SEND_SETDPLL(cif);
1786 break;
1787 }
1788 snd_printdd("Enabling MPU IRQs\n");
1789 if (chip->rmidi)
1790 SET_EMPUIRQ(cif->hwport);
1791 return err;
1792}
1793
1794static int snd_riptide_free(struct snd_riptide *chip)
1795{
1796 struct cmdif *cif;
1797
1798 if (!chip)
1799 return 0;
1800
1801 if ((cif = chip->cif)) {
1802 SET_GRESET(cif->hwport);
1803 udelay(100);
1804 UNSET_GRESET(cif->hwport);
1805 kfree(chip->cif);
1806 }
1807 if (chip->irq >= 0)
1808 free_irq(chip->irq, chip);
1809 release_firmware(chip->fw_entry);
1810 release_and_free_resource(chip->res_port);
1811 kfree(chip);
1812 return 0;
1813}
1814
1815static int snd_riptide_dev_free(struct snd_device *device)
1816{
1817 struct snd_riptide *chip = device->device_data;
1818
1819 return snd_riptide_free(chip);
1820}
1821
1822static int
1823snd_riptide_create(struct snd_card *card, struct pci_dev *pci,
1824 struct snd_riptide **rchip)
1825{
1826 struct snd_riptide *chip;
1827 struct riptideport *hwport;
1828 int err;
1829 static const struct snd_device_ops ops = {
1830 .dev_free = snd_riptide_dev_free,
1831 };
1832
1833 *rchip = NULL;
1834 if ((err = pci_enable_device(pci)) < 0)
1835 return err;
1836 if (!(chip = kzalloc(sizeof(struct snd_riptide), GFP_KERNEL)))
1837 return -ENOMEM;
1838
1839 spin_lock_init(&chip->lock);
1840 chip->card = card;
1841 chip->pci = pci;
1842 chip->irq = -1;
1843 chip->openstreams = 0;
1844 chip->port = pci_resource_start(pci, 0);
1845 chip->received_irqs = 0;
1846 chip->handled_irqs = 0;
1847 chip->cif = NULL;
1848
1849 if ((chip->res_port =
1850 request_region(chip->port, 64, "RIPTIDE")) == NULL) {
1851 snd_printk(KERN_ERR
1852 "Riptide: unable to grab region 0x%lx-0x%lx\n",
1853 chip->port, chip->port + 64 - 1);
1854 snd_riptide_free(chip);
1855 return -EBUSY;
1856 }
1857 hwport = (struct riptideport *)chip->port;
1858 UNSET_AIE(hwport);
1859
1860 if (request_threaded_irq(pci->irq, snd_riptide_interrupt,
1861 riptide_handleirq, IRQF_SHARED,
1862 KBUILD_MODNAME, chip)) {
1863 snd_printk(KERN_ERR "Riptide: unable to grab IRQ %d\n",
1864 pci->irq);
1865 snd_riptide_free(chip);
1866 return -EBUSY;
1867 }
1868 chip->irq = pci->irq;
1869 card->sync_irq = chip->irq;
1870 chip->device_id = pci->device;
1871 pci_set_master(pci);
1872 if ((err = snd_riptide_initialize(chip)) < 0) {
1873 snd_riptide_free(chip);
1874 return err;
1875 }
1876
1877 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {
1878 snd_riptide_free(chip);
1879 return err;
1880 }
1881
1882 *rchip = chip;
1883 return 0;
1884}
1885
1886static void
1887snd_riptide_proc_read(struct snd_info_entry *entry,
1888 struct snd_info_buffer *buffer)
1889{
1890 struct snd_riptide *chip = entry->private_data;
1891 struct pcmhw *data;
1892 int i;
1893 struct cmdif *cif = NULL;
1894 unsigned char p[256];
1895 unsigned short rval = 0, lval = 0;
1896 unsigned int rate;
1897
1898 if (!chip)
1899 return;
1900
1901 snd_iprintf(buffer, "%s\n\n", chip->card->longname);
1902 snd_iprintf(buffer, "Device ID: 0x%x\nReceived IRQs: (%ld)%ld\nPorts:",
1903 chip->device_id, chip->handled_irqs, chip->received_irqs);
1904 for (i = 0; i < 64; i += 4)
1905 snd_iprintf(buffer, "%c%02x: %08x",
1906 (i % 16) ? ' ' : '\n', i, inl(chip->port + i));
1907 if ((cif = chip->cif)) {
1908 snd_iprintf(buffer,
1909 "\nVersion: ASIC: %d CODEC: %d AUXDSP: %d PROG: %d",
1910 chip->firmware.firmware.ASIC,
1911 chip->firmware.firmware.CODEC,
1912 chip->firmware.firmware.AUXDSP,
1913 chip->firmware.firmware.PROG);
1914 snd_iprintf(buffer, "\nDigital mixer:");
1915 for (i = 0; i < 12; i++) {
1916 getmixer(cif, i, &rval, &lval);
1917 snd_iprintf(buffer, "\n %d: %d %d", i, rval, lval);
1918 }
1919 snd_iprintf(buffer,
1920 "\nARM Commands num: %d failed: %d time: %d max: %d min: %d",
1921 cif->cmdcnt, cif->errcnt,
1922 cif->cmdtime, cif->cmdtimemax, cif->cmdtimemin);
1923 }
1924 snd_iprintf(buffer, "\nOpen streams %d:\n", chip->openstreams);
1925 for (i = 0; i < PLAYBACK_SUBSTREAMS; i++) {
1926 if (chip->playback_substream[i]
1927 && chip->playback_substream[i]->runtime
1928 && (data =
1929 chip->playback_substream[i]->runtime->private_data)) {
1930 snd_iprintf(buffer,
1931 "stream: %d mixer: %d source: %d (%d,%d)\n",
1932 data->id, data->mixer, data->source,
1933 data->intdec[0], data->intdec[1]);
1934 if (!(getsamplerate(cif, data->intdec, &rate)))
1935 snd_iprintf(buffer, "rate: %d\n", rate);
1936 }
1937 }
1938 if (chip->capture_substream
1939 && chip->capture_substream->runtime
1940 && (data = chip->capture_substream->runtime->private_data)) {
1941 snd_iprintf(buffer,
1942 "stream: %d mixer: %d source: %d (%d,%d)\n",
1943 data->id, data->mixer,
1944 data->source, data->intdec[0], data->intdec[1]);
1945 if (!(getsamplerate(cif, data->intdec, &rate)))
1946 snd_iprintf(buffer, "rate: %d\n", rate);
1947 }
1948 snd_iprintf(buffer, "Paths:\n");
1949 i = getpaths(cif, p);
1950 while (i >= 2) {
1951 i -= 2;
1952 snd_iprintf(buffer, "%x->%x ", p[i], p[i + 1]);
1953 }
1954 snd_iprintf(buffer, "\n");
1955}
1956
1957static void snd_riptide_proc_init(struct snd_riptide *chip)
1958{
1959 snd_card_ro_proc_new(chip->card, "riptide", chip,
1960 snd_riptide_proc_read);
1961}
1962
1963static int snd_riptide_mixer(struct snd_riptide *chip)
1964{
1965 struct snd_ac97_bus *pbus;
1966 struct snd_ac97_template ac97;
1967 int err = 0;
1968 static const struct snd_ac97_bus_ops ops = {
1969 .write = snd_riptide_codec_write,
1970 .read = snd_riptide_codec_read,
1971 };
1972
1973 memset(&ac97, 0, sizeof(ac97));
1974 ac97.private_data = chip;
1975 ac97.scaps = AC97_SCAP_SKIP_MODEM;
1976
1977 if ((err = snd_ac97_bus(chip->card, 0, &ops, chip, &pbus)) < 0)
1978 return err;
1979
1980 chip->ac97_bus = pbus;
1981 ac97.pci = chip->pci;
1982 if ((err = snd_ac97_mixer(pbus, &ac97, &chip->ac97)) < 0)
1983 return err;
1984 return err;
1985}
1986
1987#ifdef SUPPORT_JOYSTICK
1988
1989static int
1990snd_riptide_joystick_probe(struct pci_dev *pci, const struct pci_device_id *id)
1991{
1992 static int dev;
1993 struct gameport *gameport;
1994 int ret;
1995
1996 if (dev >= SNDRV_CARDS)
1997 return -ENODEV;
1998
1999 if (!enable[dev]) {
2000 ret = -ENOENT;
2001 goto inc_dev;
2002 }
2003
2004 if (!joystick_port[dev]) {
2005 ret = 0;
2006 goto inc_dev;
2007 }
2008
2009 gameport = gameport_allocate_port();
2010 if (!gameport) {
2011 ret = -ENOMEM;
2012 goto inc_dev;
2013 }
2014 if (!request_region(joystick_port[dev], 8, "Riptide gameport")) {
2015 snd_printk(KERN_WARNING
2016 "Riptide: cannot grab gameport 0x%x\n",
2017 joystick_port[dev]);
2018 gameport_free_port(gameport);
2019 ret = -EBUSY;
2020 goto inc_dev;
2021 }
2022
2023 gameport->io = joystick_port[dev];
2024 gameport_register_port(gameport);
2025 pci_set_drvdata(pci, gameport);
2026
2027 ret = 0;
2028inc_dev:
2029 dev++;
2030 return ret;
2031}
2032
2033static void snd_riptide_joystick_remove(struct pci_dev *pci)
2034{
2035 struct gameport *gameport = pci_get_drvdata(pci);
2036 if (gameport) {
2037 release_region(gameport->io, 8);
2038 gameport_unregister_port(gameport);
2039 }
2040}
2041#endif
2042
2043static int
2044snd_card_riptide_probe(struct pci_dev *pci, const struct pci_device_id *pci_id)
2045{
2046 static int dev;
2047 struct snd_card *card;
2048 struct snd_riptide *chip;
2049 unsigned short val;
2050 int err;
2051
2052 if (dev >= SNDRV_CARDS)
2053 return -ENODEV;
2054 if (!enable[dev]) {
2055 dev++;
2056 return -ENOENT;
2057 }
2058
2059 err = snd_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE,
2060 0, &card);
2061 if (err < 0)
2062 return err;
2063 err = snd_riptide_create(card, pci, &chip);
2064 if (err < 0)
2065 goto error;
2066 card->private_data = chip;
2067 err = snd_riptide_pcm(chip, 0);
2068 if (err < 0)
2069 goto error;
2070 err = snd_riptide_mixer(chip);
2071 if (err < 0)
2072 goto error;
2073
2074 val = LEGACY_ENABLE_ALL;
2075 if (opl3_port[dev])
2076 val |= LEGACY_ENABLE_FM;
2077#ifdef SUPPORT_JOYSTICK
2078 if (joystick_port[dev])
2079 val |= LEGACY_ENABLE_GAMEPORT;
2080#endif
2081 if (mpu_port[dev])
2082 val |= LEGACY_ENABLE_MPU_INT | LEGACY_ENABLE_MPU;
2083 val |= (chip->irq << 4) & 0xf0;
2084 pci_write_config_word(chip->pci, PCI_EXT_Legacy_Mask, val);
2085 if (mpu_port[dev]) {
2086 val = mpu_port[dev];
2087 pci_write_config_word(chip->pci, PCI_EXT_MPU_Base, val);
2088 err = snd_mpu401_uart_new(card, 0, MPU401_HW_RIPTIDE,
2089 val, MPU401_INFO_IRQ_HOOK, -1,
2090 &chip->rmidi);
2091 if (err < 0)
2092 snd_printk(KERN_WARNING
2093 "Riptide: Can't Allocate MPU at 0x%x\n",
2094 val);
2095 else
2096 chip->mpuaddr = val;
2097 }
2098 if (opl3_port[dev]) {
2099 val = opl3_port[dev];
2100 pci_write_config_word(chip->pci, PCI_EXT_FM_Base, val);
2101 err = snd_opl3_create(card, val, val + 2,
2102 OPL3_HW_RIPTIDE, 0, &chip->opl3);
2103 if (err < 0)
2104 snd_printk(KERN_WARNING
2105 "Riptide: Can't Allocate OPL3 at 0x%x\n",
2106 val);
2107 else {
2108 chip->opladdr = val;
2109 err = snd_opl3_hwdep_new(chip->opl3, 0, 1, NULL);
2110 if (err < 0)
2111 snd_printk(KERN_WARNING
2112 "Riptide: Can't Allocate OPL3-HWDEP\n");
2113 }
2114 }
2115#ifdef SUPPORT_JOYSTICK
2116 if (joystick_port[dev]) {
2117 val = joystick_port[dev];
2118 pci_write_config_word(chip->pci, PCI_EXT_Game_Base, val);
2119 chip->gameaddr = val;
2120 }
2121#endif
2122
2123 strcpy(card->driver, "RIPTIDE");
2124 strcpy(card->shortname, "Riptide");
2125#ifdef SUPPORT_JOYSTICK
2126 snprintf(card->longname, sizeof(card->longname),
2127 "%s at 0x%lx, irq %i mpu 0x%x opl3 0x%x gameport 0x%x",
2128 card->shortname, chip->port, chip->irq, chip->mpuaddr,
2129 chip->opladdr, chip->gameaddr);
2130#else
2131 snprintf(card->longname, sizeof(card->longname),
2132 "%s at 0x%lx, irq %i mpu 0x%x opl3 0x%x",
2133 card->shortname, chip->port, chip->irq, chip->mpuaddr,
2134 chip->opladdr);
2135#endif
2136 snd_riptide_proc_init(chip);
2137 err = snd_card_register(card);
2138 if (err < 0)
2139 goto error;
2140 pci_set_drvdata(pci, card);
2141 dev++;
2142 return 0;
2143
2144 error:
2145 snd_card_free(card);
2146 return err;
2147}
2148
2149static void snd_card_riptide_remove(struct pci_dev *pci)
2150{
2151 snd_card_free(pci_get_drvdata(pci));
2152}
2153
2154static struct pci_driver driver = {
2155 .name = KBUILD_MODNAME,
2156 .id_table = snd_riptide_ids,
2157 .probe = snd_card_riptide_probe,
2158 .remove = snd_card_riptide_remove,
2159 .driver = {
2160 .pm = RIPTIDE_PM_OPS,
2161 },
2162};
2163
2164#ifdef SUPPORT_JOYSTICK
2165static struct pci_driver joystick_driver = {
2166 .name = KBUILD_MODNAME "-joystick",
2167 .id_table = snd_riptide_joystick_ids,
2168 .probe = snd_riptide_joystick_probe,
2169 .remove = snd_riptide_joystick_remove,
2170};
2171#endif
2172
2173static int __init alsa_card_riptide_init(void)
2174{
2175 int err;
2176 err = pci_register_driver(&driver);
2177 if (err < 0)
2178 return err;
2179#if defined(SUPPORT_JOYSTICK)
2180 err = pci_register_driver(&joystick_driver);
2181
2182 if (err < 0)
2183 pci_unregister_driver(&driver);
2184#endif
2185 return err;
2186}
2187
2188static void __exit alsa_card_riptide_exit(void)
2189{
2190 pci_unregister_driver(&driver);
2191#if defined(SUPPORT_JOYSTICK)
2192 pci_unregister_driver(&joystick_driver);
2193#endif
2194}
2195
2196module_init(alsa_card_riptide_init);
2197module_exit(alsa_card_riptide_exit);
2198
