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1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * Driver for the Conexant Riptide Soundchip
4 *
5 * Copyright (c) 2004 Peter Gruber <[email protected]>
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
104MODULE_AUTHOR("Peter Gruber <[email protected]>");
105MODULE_DESCRIPTION("riptide");
106MODULE_LICENSE("GPL");
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 /* 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
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; /* cmd,param */
371 u32 data2; /* param */
372 u32 stat; /* status */
373 u32 pad[5];
374};
375
376struct riptideport {
377 u32 audio_control; /* status registers */
378 u32 audio_status;
379 u32 pad[2];
380 struct cmdport port[2]; /* command ports */
381};
382
383struct 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
395struct riptide_firmware {
396 u16 ASIC;
397 u16 CODEC;
398 u16 AUXDSP;
399 u16 PROG;
400};
401
402union cmdret {
403 u8 retbytes[8];
404 u16 retwords[4];
405 u32 retlongs[2];
406};
407
408union 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
416struct 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
456struct sgd { /* scatter gather desriptor */
457 __le32 dwNextLink;
458 __le32 dwSegPtrPhys;
459 __le32 dwSegLen;
460 __le32 dwStat_Ctl;
461};
462
463struct 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
484static int sendcmd(struct cmdif *cif, u32 flags, u32 cmd, u32 parm,
485 union cmdret *ret);
486static int getsourcesink(struct cmdif *cif, unsigned char source,
487 unsigned char sink, unsigned char *a,
488 unsigned char *b);
489static int snd_riptide_initialize(struct snd_riptide *chip);
490static int riptide_reset(struct cmdif *cif, struct snd_riptide *chip);
491
492/*
493 */
494
495static 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
504static 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
513MODULE_DEVICE_TABLE(pci, snd_riptide_ids);
514
515/*
516 */
517
518static 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
558static const unsigned char lbus_play_opl3[] = {
559 DIGITAL_MIXER_IN0 + FM_MIXER, 0xff
560};
561static const unsigned char lbus_play_modem[] = {
562 DIGITAL_MIXER_IN0 + MODEM_MIXER, 0xff
563};
564static const unsigned char lbus_play_i2s[] = {
565 INTER0_IN + I2S_INTDEC, DIGITAL_MIXER_IN0 + I2S_MIXER, 0xff
566};
567static const unsigned char lbus_play_out[] = {
568 PDAC2ACLNK, 0xff
569};
570static const unsigned char lbus_play_outhp[] = {
571 HNDSPK2ACLNK, 0xff
572};
573static const unsigned char lbus_play_noconv1[] = {
574 DIGITAL_MIXER_IN0, 0xff
575};
576static const unsigned char lbus_play_stereo1[] = {
577 INTER0_IN, DIGITAL_MIXER_IN0, 0xff
578};
579static const unsigned char lbus_play_mono1[] = {
580 INTERM0_IN, DIGITAL_MIXER_IN0, 0xff
581};
582static const unsigned char lbus_play_noconv2[] = {
583 DIGITAL_MIXER_IN1, 0xff
584};
585static const unsigned char lbus_play_stereo2[] = {
586 INTER1_IN, DIGITAL_MIXER_IN1, 0xff
587};
588static const unsigned char lbus_play_mono2[] = {
589 INTERM1_IN, DIGITAL_MIXER_IN1, 0xff
590};
591static const unsigned char lbus_play_noconv3[] = {
592 DIGITAL_MIXER_IN2, 0xff
593};
594static const unsigned char lbus_play_stereo3[] = {
595 INTER2_IN, DIGITAL_MIXER_IN2, 0xff
596};
597static const unsigned char lbus_play_mono3[] = {
598 INTERM2_IN, DIGITAL_MIXER_IN2, 0xff
599};
600static const unsigned char lbus_rec_noconv1[] = {
601 LBUS2ARM_FIFO5, 0xff
602};
603static const unsigned char lbus_rec_stereo1[] = {
604 DECIM0_IN, LBUS2ARM_FIFO5, 0xff
605};
606static const unsigned char lbus_rec_mono1[] = {
607 DECIMM3_IN, LBUS2ARM_FIFO5, 0xff
608};
609
610static const unsigned char play_ids[] = { 4, 1, 2, };
611static const unsigned char play_sources[] = {
612 ARM2LBUS_FIFO4, ARM2LBUS_FIFO1, ARM2LBUS_FIFO2,
613};
614static 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};
631static 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
638static union firmware_version firmware_versions[] = {
639 {
640 .firmware = {
641 .ASIC = 3,
642 .CODEC = 2,
643 .AUXDSP = 3,
644 .PROG = 773,
645 },
646 },
647};
648
649static 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
668static 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
692static 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
736static void
737alloclbuspath(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
775static void
776freelbuspath(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
797static 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
821static 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
922static int
923setmixer(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
939static 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
955static int
956getsourcesink(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
970static int
971getsamplerate(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
1001static int
1002setsampleformat(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
1024static int
1025setsamplerate(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
1057static int
1058getmixer(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
1071static 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
1145static 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
1156static 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
1168static DEFINE_SIMPLE_DEV_PM_OPS(riptide_pm, riptide_suspend, riptide_resume);
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 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
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 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
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 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
1378static 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
1440static 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
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 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
1566static 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
1588static 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_obj(struct pcmhw);
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
1612static 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_obj(struct pcmhw);
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
1635static 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
1647static 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
1658static 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};
1667static 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
1677static 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
1699static irqreturn_t
1700snd_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
1723static void
1724snd_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
1744static 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
1760static 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_obj(struct cmdif);
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
1798static 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
1813static int
1814snd_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
1860static void
1861snd_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
1934static 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
1940static 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
1968static int
1969snd_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;
2007inc_dev:
2008 dev++;
2009 return ret;
2010}
2011
2012static 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
2022static 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
2124static int
2125snd_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
2130static 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
2140static 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
2148static 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
2163static 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
2171module_init(alsa_card_riptide_init);
2172module_exit(alsa_card_riptide_exit);