?  search:
summary | log | graphiclog1 | graphiclog2 | commit | commitdiff | tree | refs | edit | fork
blame | history | raw | HEAD
interconnect: qcom: sdm845: Walk the list safely on node removal
[linux/fpc-iii.git] / sound / pci / riptide / riptide.c
blobabcea86045ec0350c9de8aa3d36ac8a271704e4d
1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3 * Driver for the Conexant Riptide Soundchip
4 *
5 * Copyright (c) 2004 Peter Gruber <nokos@gmx.net>
6 */
7 /*
8 History:
9 - 02/15/2004 first release
10
11 This Driver is based on the OSS Driver version from Linuxant (riptide-0.6lnxtbeta03111100)
12 credits from the original files:
13
14 MODULE NAME: cnxt_rt.h
15 AUTHOR: K. Lazarev (Transcribed by KNL)
16 HISTORY: Major Revision Date By
17 ----------------------------- -------- -----
18 Created 02/1/2000 KNL
19
20 MODULE NAME: int_mdl.c
21 AUTHOR: Konstantin Lazarev (Transcribed by KNL)
22 HISTORY: Major Revision Date By
23 ----------------------------- -------- -----
24 Created 10/01/99 KNL
25
26 MODULE NAME: riptide.h
27 AUTHOR: O. Druzhinin (Transcribed by OLD)
28 HISTORY: Major Revision Date By
29 ----------------------------- -------- -----
30 Created 10/16/97 OLD
31
32 MODULE NAME: Rp_Cmdif.cpp
33 AUTHOR: O. Druzhinin (Transcribed by OLD)
34 K. Lazarev (Transcribed by KNL)
35 HISTORY: Major Revision Date By
36 ----------------------------- -------- -----
37 Adopted from NT4 driver 6/22/99 OLD
38 Ported to Linux 9/01/99 KNL
39
40 MODULE NAME: rt_hw.c
41 AUTHOR: O. Druzhinin (Transcribed by OLD)
42 C. Lazarev (Transcribed by CNL)
43 HISTORY: Major Revision Date By
44 ----------------------------- -------- -----
45 Created 11/18/97 OLD
46 Hardware functions for RipTide 11/24/97 CNL
47 (ES1) are coded
48 Hardware functions for RipTide 12/24/97 CNL
49 (A0) are coded
50 Hardware functions for RipTide 03/20/98 CNL
51 (A1) are coded
52 Boot loader is included 05/07/98 CNL
53 Redesigned for WDM 07/27/98 CNL
54 Redesigned for Linux 09/01/99 CNL
55
56 MODULE NAME: rt_hw.h
57 AUTHOR: C. Lazarev (Transcribed by CNL)
58 HISTORY: Major Revision Date By
59 ----------------------------- -------- -----
60 Created 11/18/97 CNL
61
62 MODULE NAME: rt_mdl.c
63 AUTHOR: Konstantin Lazarev (Transcribed by KNL)
64 HISTORY: Major Revision Date By
65 ----------------------------- -------- -----
66 Created 10/01/99 KNL
67
68 MODULE NAME: mixer.h
69 AUTHOR: K. Kenney
70 HISTORY: Major Revision Date By
71 ----------------------------- -------- -----
72 Created from MS W95 Sample 11/28/95 KRS
73 RipTide 10/15/97 KRS
74 Adopted for Windows NT driver 01/20/98 CNL
75 */
76
77 #include <linux/delay.h>
78 #include <linux/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
103 MODULE_AUTHOR("Peter Gruber <nokos@gmx.net>");
104 MODULE_DESCRIPTION("riptide");
105 MODULE_LICENSE("GPL");
106 MODULE_SUPPORTED_DEVICE("{{Conexant,Riptide}}");
107 MODULE_FIRMWARE("riptide.hex");
108
109 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
110 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;
111 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE;
112
113 #ifdef SUPPORT_JOYSTICK
114 static int joystick_port[SNDRV_CARDS] = { [0 ... (SNDRV_CARDS - 1)] = 0x200 };
115 #endif
116 static int mpu_port[SNDRV_CARDS] = { [0 ... (SNDRV_CARDS - 1)] = 0x330 };
117 static int opl3_port[SNDRV_CARDS] = { [0 ... (SNDRV_CARDS - 1)] = 0x388 };
118
119 module_param_array(index, int, NULL, 0444);
120 MODULE_PARM_DESC(index, "Index value for Riptide soundcard.");
121 module_param_array(id, charp, NULL, 0444);
122 MODULE_PARM_DESC(id, "ID string for Riptide soundcard.");
123 module_param_array(enable, bool, NULL, 0444);
124 MODULE_PARM_DESC(enable, "Enable Riptide soundcard.");
125 #ifdef SUPPORT_JOYSTICK
126 module_param_hw_array(joystick_port, int, ioport, NULL, 0444);
127 MODULE_PARM_DESC(joystick_port, "Joystick port # for Riptide soundcard.");
128 #endif
129 module_param_hw_array(mpu_port, int, ioport, NULL, 0444);
130 MODULE_PARM_DESC(mpu_port, "MPU401 port # for Riptide driver.");
131 module_param_hw_array(opl3_port, int, ioport, NULL, 0444);
132 MODULE_PARM_DESC(opl3_port, "OPL3 port # for Riptide driver.");
133
134 /*
135 */
136
137 #define MPU401_HW_RIPTIDE MPU401_HW_MPU401
138 #define OPL3_HW_RIPTIDE OPL3_HW_OPL3
139
140 #define PCI_EXT_CapId 0x40
141 #define PCI_EXT_NextCapPrt 0x41
142 #define PCI_EXT_PWMC 0x42
143 #define PCI_EXT_PWSCR 0x44
144 #define PCI_EXT_Data00 0x46
145 #define PCI_EXT_PMSCR_BSE 0x47
146 #define PCI_EXT_SB_Base 0x48
147 #define PCI_EXT_FM_Base 0x4a
148 #define PCI_EXT_MPU_Base 0x4C
149 #define PCI_EXT_Game_Base 0x4E
150 #define PCI_EXT_Legacy_Mask 0x50
151 #define PCI_EXT_AsicRev 0x52
152 #define PCI_EXT_Reserved3 0x53
153
154 #define LEGACY_ENABLE_ALL 0x8000 /* legacy device options */
155 #define LEGACY_ENABLE_SB 0x4000
156 #define LEGACY_ENABLE_FM 0x2000
157 #define LEGACY_ENABLE_MPU_INT 0x1000
158 #define LEGACY_ENABLE_MPU 0x0800
159 #define LEGACY_ENABLE_GAMEPORT 0x0400
160
161 #define MAX_WRITE_RETRY 10 /* cmd interface limits */
162 #define MAX_ERROR_COUNT 10
163 #define CMDIF_TIMEOUT 50000
164 #define RESET_TRIES 5
165
166 #define READ_PORT_ULONG(p) inl((unsigned long)&(p))
167 #define WRITE_PORT_ULONG(p,x) outl(x,(unsigned long)&(p))
168
169 #define READ_AUDIO_CONTROL(p) READ_PORT_ULONG(p->audio_control)
170 #define WRITE_AUDIO_CONTROL(p,x) WRITE_PORT_ULONG(p->audio_control,x)
171 #define UMASK_AUDIO_CONTROL(p,x) WRITE_PORT_ULONG(p->audio_control,READ_PORT_ULONG(p->audio_control)|x)
172 #define MASK_AUDIO_CONTROL(p,x) WRITE_PORT_ULONG(p->audio_control,READ_PORT_ULONG(p->audio_control)&x)
173 #define READ_AUDIO_STATUS(p) READ_PORT_ULONG(p->audio_status)
174
175 #define SET_GRESET(p) UMASK_AUDIO_CONTROL(p,0x0001) /* global reset switch */
176 #define UNSET_GRESET(p) MASK_AUDIO_CONTROL(p,~0x0001)
177 #define SET_AIE(p) UMASK_AUDIO_CONTROL(p,0x0004) /* interrupt enable */
178 #define UNSET_AIE(p) MASK_AUDIO_CONTROL(p,~0x0004)
179 #define SET_AIACK(p) UMASK_AUDIO_CONTROL(p,0x0008) /* interrupt acknowledge */
180 #define UNSET_AIACKT(p) MASKAUDIO_CONTROL(p,~0x0008)
181 #define SET_ECMDAE(p) UMASK_AUDIO_CONTROL(p,0x0010)
182 #define UNSET_ECMDAE(p) MASK_AUDIO_CONTROL(p,~0x0010)
183 #define SET_ECMDBE(p) UMASK_AUDIO_CONTROL(p,0x0020)
184 #define UNSET_ECMDBE(p) MASK_AUDIO_CONTROL(p,~0x0020)
185 #define SET_EDATAF(p) UMASK_AUDIO_CONTROL(p,0x0040)
186 #define UNSET_EDATAF(p) MASK_AUDIO_CONTROL(p,~0x0040)
187 #define SET_EDATBF(p) UMASK_AUDIO_CONTROL(p,0x0080)
188 #define UNSET_EDATBF(p) MASK_AUDIO_CONTROL(p,~0x0080)
189 #define SET_ESBIRQON(p) UMASK_AUDIO_CONTROL(p,0x0100)
190 #define UNSET_ESBIRQON(p) MASK_AUDIO_CONTROL(p,~0x0100)
191 #define SET_EMPUIRQ(p) UMASK_AUDIO_CONTROL(p,0x0200)
192 #define UNSET_EMPUIRQ(p) MASK_AUDIO_CONTROL(p,~0x0200)
193 #define IS_CMDE(a) (READ_PORT_ULONG(a->stat)&0x1) /* cmd empty */
194 #define IS_DATF(a) (READ_PORT_ULONG(a->stat)&0x2) /* data filled */
195 #define IS_READY(p) (READ_AUDIO_STATUS(p)&0x0001)
196 #define IS_DLREADY(p) (READ_AUDIO_STATUS(p)&0x0002)
197 #define IS_DLERR(p) (READ_AUDIO_STATUS(p)&0x0004)
198 #define IS_GERR(p) (READ_AUDIO_STATUS(p)&0x0008) /* error ! */
199 #define IS_CMDAEIRQ(p) (READ_AUDIO_STATUS(p)&0x0010)
200 #define IS_CMDBEIRQ(p) (READ_AUDIO_STATUS(p)&0x0020)
201 #define IS_DATAFIRQ(p) (READ_AUDIO_STATUS(p)&0x0040)
202 #define IS_DATBFIRQ(p) (READ_AUDIO_STATUS(p)&0x0080)
203 #define IS_EOBIRQ(p) (READ_AUDIO_STATUS(p)&0x0100) /* interrupt status */
204 #define IS_EOSIRQ(p) (READ_AUDIO_STATUS(p)&0x0200)
205 #define IS_EOCIRQ(p) (READ_AUDIO_STATUS(p)&0x0400)
206 #define IS_UNSLIRQ(p) (READ_AUDIO_STATUS(p)&0x0800)
207 #define IS_SBIRQ(p) (READ_AUDIO_STATUS(p)&0x1000)
208 #define IS_MPUIRQ(p) (READ_AUDIO_STATUS(p)&0x2000)
209
210 #define RESP 0x00000001 /* command flags */
211 #define PARM 0x00000002
212 #define CMDA 0x00000004
213 #define CMDB 0x00000008
214 #define NILL 0x00000000
215
216 #define LONG0(a) ((u32)a) /* shifts and masks */
217 #define BYTE0(a) (LONG0(a)&0xff)
218 #define BYTE1(a) (BYTE0(a)<<8)
219 #define BYTE2(a) (BYTE0(a)<<16)
220 #define BYTE3(a) (BYTE0(a)<<24)
221 #define WORD0(a) (LONG0(a)&0xffff)
222 #define WORD1(a) (WORD0(a)<<8)
223 #define WORD2(a) (WORD0(a)<<16)
224 #define TRINIB0(a) (LONG0(a)&0xffffff)
225 #define TRINIB1(a) (TRINIB0(a)<<8)
226
227 #define RET(a) ((union cmdret *)(a))
228
229 #define SEND_GETV(p,b) sendcmd(p,RESP,GETV,0,RET(b)) /* get version */
230 #define SEND_GETC(p,b,c) sendcmd(p,PARM|RESP,GETC,c,RET(b))
231 #define SEND_GUNS(p,b) sendcmd(p,RESP,GUNS,0,RET(b))
232 #define SEND_SCID(p,b) sendcmd(p,RESP,SCID,0,RET(b))
233 #define SEND_RMEM(p,b,c,d) sendcmd(p,PARM|RESP,RMEM|BYTE1(b),LONG0(c),RET(d)) /* memory access for firmware write */
234 #define SEND_SMEM(p,b,c) sendcmd(p,PARM,SMEM|BYTE1(b),LONG0(c),RET(0)) /* memory access for firmware write */
235 #define SEND_WMEM(p,b,c) sendcmd(p,PARM,WMEM|BYTE1(b),LONG0(c),RET(0)) /* memory access for firmware write */
236 #define SEND_SDTM(p,b,c) sendcmd(p,PARM|RESP,SDTM|TRINIB1(b),0,RET(c)) /* memory access for firmware write */
237 #define SEND_GOTO(p,b) sendcmd(p,PARM,GOTO,LONG0(b),RET(0)) /* memory access for firmware write */
238 #define SEND_SETDPLL(p) sendcmd(p,0,ARM_SETDPLL,0,RET(0))
239 #define SEND_SSTR(p,b,c) sendcmd(p,PARM,SSTR|BYTE3(b),LONG0(c),RET(0)) /* start stream */
240 #define SEND_PSTR(p,b) sendcmd(p,PARM,PSTR,BYTE3(b),RET(0)) /* pause stream */
241 #define SEND_KSTR(p,b) sendcmd(p,PARM,KSTR,BYTE3(b),RET(0)) /* stop stream */
242 #define SEND_KDMA(p) sendcmd(p,0,KDMA,0,RET(0)) /* stop all dma */
243 #define SEND_GPOS(p,b,c,d) sendcmd(p,PARM|RESP,GPOS,BYTE3(c)|BYTE2(b),RET(d)) /* get position in dma */
244 #define SEND_SETF(p,b,c,d,e,f,g) sendcmd(p,PARM,SETF|WORD1(b)|BYTE3(c),d|BYTE1(e)|BYTE2(f)|BYTE3(g),RET(0)) /* set sample format at mixer */
245 #define SEND_GSTS(p,b,c,d) sendcmd(p,PARM|RESP,GSTS,BYTE3(c)|BYTE2(b),RET(d))
246 #define SEND_NGPOS(p,b,c,d) sendcmd(p,PARM|RESP,NGPOS,BYTE3(c)|BYTE2(b),RET(d))
247 #define SEND_PSEL(p,b,c) sendcmd(p,PARM,PSEL,BYTE2(b)|BYTE3(c),RET(0)) /* activate lbus path */
248 #define SEND_PCLR(p,b,c) sendcmd(p,PARM,PCLR,BYTE2(b)|BYTE3(c),RET(0)) /* deactivate lbus path */
249 #define SEND_PLST(p,b) sendcmd(p,PARM,PLST,BYTE3(b),RET(0))
250 #define SEND_RSSV(p,b,c,d) sendcmd(p,PARM|RESP,RSSV,BYTE2(b)|BYTE3(c),RET(d))
251 #define SEND_LSEL(p,b,c,d,e,f,g,h) sendcmd(p,PARM,LSEL|BYTE1(b)|BYTE2(c)|BYTE3(d),BYTE0(e)|BYTE1(f)|BYTE2(g)|BYTE3(h),RET(0)) /* select paths for internal connections */
252 #define SEND_SSRC(p,b,c,d,e) sendcmd(p,PARM,SSRC|BYTE1(b)|WORD2(c),WORD0(d)|WORD2(e),RET(0)) /* configure source */
253 #define SEND_SLST(p,b) sendcmd(p,PARM,SLST,BYTE3(b),RET(0))
254 #define SEND_RSRC(p,b,c) sendcmd(p,RESP,RSRC|BYTE1(b),0,RET(c)) /* read source config */
255 #define SEND_SSRB(p,b,c) sendcmd(p,PARM,SSRB|BYTE1(b),WORD2(c),RET(0))
256 #define SEND_SDGV(p,b,c,d,e) sendcmd(p,PARM,SDGV|BYTE2(b)|BYTE3(c),WORD0(d)|WORD2(e),RET(0)) /* set digital mixer */
257 #define SEND_RDGV(p,b,c,d) sendcmd(p,PARM|RESP,RDGV|BYTE2(b)|BYTE3(c),0,RET(d)) /* read digital mixer */
258 #define SEND_DLST(p,b) sendcmd(p,PARM,DLST,BYTE3(b),RET(0))
259 #define SEND_SACR(p,b,c) sendcmd(p,PARM,SACR,WORD0(b)|WORD2(c),RET(0)) /* set AC97 register */
260 #define SEND_RACR(p,b,c) sendcmd(p,PARM|RESP,RACR,WORD2(b),RET(c)) /* get AC97 register */
261 #define SEND_ALST(p,b) sendcmd(p,PARM,ALST,BYTE3(b),RET(0))
262 #define SEND_TXAC(p,b,c,d,e,f) sendcmd(p,PARM,TXAC|BYTE1(b)|WORD2(c),WORD0(d)|BYTE2(e)|BYTE3(f),RET(0))
263 #define SEND_RXAC(p,b,c,d) sendcmd(p,PARM|RESP,RXAC,BYTE2(b)|BYTE3(c),RET(d))
264 #define SEND_SI2S(p,b) sendcmd(p,PARM,SI2S,WORD2(b),RET(0))
265
266 #define EOB_STATUS 0x80000000 /* status flags : block boundary */
267 #define EOS_STATUS 0x40000000 /* : stoppped */
268 #define EOC_STATUS 0x20000000 /* : stream end */
269 #define ERR_STATUS 0x10000000
270 #define EMPTY_STATUS 0x08000000
271
272 #define IEOB_ENABLE 0x1 /* enable interrupts for status notification above */
273 #define IEOS_ENABLE 0x2
274 #define IEOC_ENABLE 0x4
275 #define RDONCE 0x8
276 #define DESC_MAX_MASK 0xff
277
278 #define ST_PLAY 0x1 /* stream states */
279 #define ST_STOP 0x2
280 #define ST_PAUSE 0x4
281
282 #define I2S_INTDEC 3 /* config for I2S link */
283 #define I2S_MERGER 0
284 #define I2S_SPLITTER 0
285 #define I2S_MIXER 7
286 #define I2S_RATE 44100
287
288 #define MODEM_INTDEC 4 /* config for modem link */
289 #define MODEM_MERGER 3
290 #define MODEM_SPLITTER 0
291 #define MODEM_MIXER 11
292
293 #define FM_INTDEC 3 /* config for FM/OPL3 link */
294 #define FM_MERGER 0
295 #define FM_SPLITTER 0
296 #define FM_MIXER 9
297
298 #define SPLIT_PATH 0x80 /* path splitting flag */
299
300 enum FIRMWARE {
301 DATA_REC = 0, EXT_END_OF_FILE, EXT_SEG_ADDR_REC, EXT_GOTO_CMD_REC,
302 EXT_LIN_ADDR_REC,
303 };
304
305 enum CMDS {
306 GETV = 0x00, GETC, GUNS, SCID, RMEM =
307 0x10, SMEM, WMEM, SDTM, GOTO, SSTR =
308 0x20, PSTR, KSTR, KDMA, GPOS, SETF, GSTS, NGPOS, PSEL =
309 0x30, PCLR, PLST, RSSV, LSEL, SSRC = 0x40, SLST, RSRC, SSRB, SDGV =
310 0x50, RDGV, DLST, SACR = 0x60, RACR, ALST, TXAC, RXAC, SI2S =
311 0x70, ARM_SETDPLL = 0x72,
312 };
313
314 enum E1SOURCE {
315 ARM2LBUS_FIFO0 = 0, ARM2LBUS_FIFO1, ARM2LBUS_FIFO2, ARM2LBUS_FIFO3,
316 ARM2LBUS_FIFO4, ARM2LBUS_FIFO5, ARM2LBUS_FIFO6, ARM2LBUS_FIFO7,
317 ARM2LBUS_FIFO8, ARM2LBUS_FIFO9, ARM2LBUS_FIFO10, ARM2LBUS_FIFO11,
318 ARM2LBUS_FIFO12, ARM2LBUS_FIFO13, ARM2LBUS_FIFO14, ARM2LBUS_FIFO15,
319 INTER0_OUT, INTER1_OUT, INTER2_OUT, INTER3_OUT, INTER4_OUT,
320 INTERM0_OUT, INTERM1_OUT, INTERM2_OUT, INTERM3_OUT, INTERM4_OUT,
321 INTERM5_OUT, INTERM6_OUT, DECIMM0_OUT, DECIMM1_OUT, DECIMM2_OUT,
322 DECIMM3_OUT, DECIM0_OUT, SR3_4_OUT, OPL3_SAMPLE, ASRC0, ASRC1,
323 ACLNK2PADC, ACLNK2MODEM0RX, ACLNK2MIC, ACLNK2MODEM1RX, ACLNK2HNDMIC,
324 DIGITAL_MIXER_OUT0, GAINFUNC0_OUT, GAINFUNC1_OUT, GAINFUNC2_OUT,
325 GAINFUNC3_OUT, GAINFUNC4_OUT, SOFTMODEMTX, SPLITTER0_OUTL,
326 SPLITTER0_OUTR, SPLITTER1_OUTL, SPLITTER1_OUTR, SPLITTER2_OUTL,
327 SPLITTER2_OUTR, SPLITTER3_OUTL, SPLITTER3_OUTR, MERGER0_OUT,
328 MERGER1_OUT, MERGER2_OUT, MERGER3_OUT, ARM2LBUS_FIFO_DIRECT, NO_OUT
329 };
330
331 enum E2SINK {
332 LBUS2ARM_FIFO0 = 0, LBUS2ARM_FIFO1, LBUS2ARM_FIFO2, LBUS2ARM_FIFO3,
333 LBUS2ARM_FIFO4, LBUS2ARM_FIFO5, LBUS2ARM_FIFO6, LBUS2ARM_FIFO7,
334 INTER0_IN, INTER1_IN, INTER2_IN, INTER3_IN, INTER4_IN, INTERM0_IN,
335 INTERM1_IN, INTERM2_IN, INTERM3_IN, INTERM4_IN, INTERM5_IN, INTERM6_IN,
336 DECIMM0_IN, DECIMM1_IN, DECIMM2_IN, DECIMM3_IN, DECIM0_IN, SR3_4_IN,
337 PDAC2ACLNK, MODEM0TX2ACLNK, MODEM1TX2ACLNK, HNDSPK2ACLNK,
338 DIGITAL_MIXER_IN0, DIGITAL_MIXER_IN1, DIGITAL_MIXER_IN2,
339 DIGITAL_MIXER_IN3, DIGITAL_MIXER_IN4, DIGITAL_MIXER_IN5,
340 DIGITAL_MIXER_IN6, DIGITAL_MIXER_IN7, DIGITAL_MIXER_IN8,
341 DIGITAL_MIXER_IN9, DIGITAL_MIXER_IN10, DIGITAL_MIXER_IN11,
342 GAINFUNC0_IN, GAINFUNC1_IN, GAINFUNC2_IN, GAINFUNC3_IN, GAINFUNC4_IN,
343 SOFTMODEMRX, SPLITTER0_IN, SPLITTER1_IN, SPLITTER2_IN, SPLITTER3_IN,
344 MERGER0_INL, MERGER0_INR, MERGER1_INL, MERGER1_INR, MERGER2_INL,
345 MERGER2_INR, MERGER3_INL, MERGER3_INR, E2SINK_MAX
346 };
347
348 enum LBUS_SINK {
349 LS_SRC_INTERPOLATOR = 0, LS_SRC_INTERPOLATORM, LS_SRC_DECIMATOR,
350 LS_SRC_DECIMATORM, LS_MIXER_IN, LS_MIXER_GAIN_FUNCTION,
351 LS_SRC_SPLITTER, LS_SRC_MERGER, LS_NONE1, LS_NONE2,
352 };
353
354 enum RT_CHANNEL_IDS {
355 M0TX = 0, M1TX, TAMTX, HSSPKR, PDAC, DSNDTX0, DSNDTX1, DSNDTX2,
356 DSNDTX3, DSNDTX4, DSNDTX5, DSNDTX6, DSNDTX7, WVSTRTX, COP3DTX, SPARE,
357 M0RX, HSMIC, M1RX, CLEANRX, MICADC, PADC, COPRX1, COPRX2,
358 CHANNEL_ID_COUNTER
359 };
360
361 enum { SB_CMD = 0, MODEM_CMD, I2S_CMD0, I2S_CMD1, FM_CMD, MAX_CMD };
362
363 struct lbuspath {
364 unsigned char *noconv;
365 unsigned char *stereo;
366 unsigned char *mono;
367 };
368
369 struct cmdport {
370 u32 data1; /* cmd,param */
371 u32 data2; /* param */
372 u32 stat; /* status */
373 u32 pad[5];
374 };
375
376 struct riptideport {
377 u32 audio_control; /* status registers */
378 u32 audio_status;
379 u32 pad[2];
380 struct cmdport port[2]; /* command ports */
381 };
382
383 struct cmdif {
384 struct riptideport *hwport;
385 spinlock_t lock;
386 unsigned int cmdcnt; /* cmd statistics */
387 unsigned int cmdtime;
388 unsigned int cmdtimemax;
389 unsigned int cmdtimemin;
390 unsigned int errcnt;
391 int is_reset;
392 };
393
394 struct riptide_firmware {
395 u16 ASIC;
396 u16 CODEC;
397 u16 AUXDSP;
398 u16 PROG;
399 };
400
401 union cmdret {
402 u8 retbytes[8];
403 u16 retwords[4];
404 u32 retlongs[2];
405 };
406
407 union 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
415 struct 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 tasklet_struct riptide_tq;
449 struct snd_info_entry *proc_entry;
450
451 unsigned long received_irqs;
452 unsigned long handled_irqs;
453 #ifdef CONFIG_PM_SLEEP
454 int in_suspend;
455 #endif
456 };
457
458 struct sgd { /* scatter gather desriptor */
459 __le32 dwNextLink;
460 __le32 dwSegPtrPhys;
461 __le32 dwSegLen;
462 __le32 dwStat_Ctl;
463 };
464
465 struct pcmhw { /* pcm descriptor */
466 struct lbuspath paths;
467 unsigned char *lbuspath;
468 unsigned char source;
469 unsigned char intdec[2];
470 unsigned char mixer;
471 unsigned char id;
472 unsigned char state;
473 unsigned int rate;
474 unsigned int channels;
475 snd_pcm_format_t format;
476 struct snd_dma_buffer sgdlist;
477 struct sgd *sgdbuf;
478 unsigned int size;
479 unsigned int pages;
480 unsigned int oldpos;
481 unsigned int pointer;
482 };
483
484 #define CMDRET_ZERO (union cmdret){{(u32)0, (u32) 0}}
485
486 static int sendcmd(struct cmdif *cif, u32 flags, u32 cmd, u32 parm,
487 union cmdret *ret);
488 static int getsourcesink(struct cmdif *cif, unsigned char source,
489 unsigned char sink, unsigned char *a,
490 unsigned char *b);
491 static int snd_riptide_initialize(struct snd_riptide *chip);
492 static int riptide_reset(struct cmdif *cif, struct snd_riptide *chip);
493
494 /*
495 */
496
497 static const struct pci_device_id snd_riptide_ids[] = {
498 { PCI_DEVICE(0x127a, 0x4310) },
499 { PCI_DEVICE(0x127a, 0x4320) },
500 { PCI_DEVICE(0x127a, 0x4330) },
501 { PCI_DEVICE(0x127a, 0x4340) },
502 {0,},
503 };
504
505 #ifdef SUPPORT_JOYSTICK
506 static const struct pci_device_id snd_riptide_joystick_ids[] = {
507 { PCI_DEVICE(0x127a, 0x4312) },
508 { PCI_DEVICE(0x127a, 0x4322) },
509 { PCI_DEVICE(0x127a, 0x4332) },
510 { PCI_DEVICE(0x127a, 0x4342) },
511 {0,},
512 };
513 #endif
514
515 MODULE_DEVICE_TABLE(pci, snd_riptide_ids);
516
517 /*
518 */
519
520 static unsigned char lbusin2out[E2SINK_MAX + 1][2] = {
521 {NO_OUT, LS_NONE1}, {NO_OUT, LS_NONE2}, {NO_OUT, LS_NONE1}, {NO_OUT,
522 LS_NONE2},
523 {NO_OUT, LS_NONE1}, {NO_OUT, LS_NONE2}, {NO_OUT, LS_NONE1}, {NO_OUT,
524 LS_NONE2},
525 {INTER0_OUT, LS_SRC_INTERPOLATOR}, {INTER1_OUT, LS_SRC_INTERPOLATOR},
526 {INTER2_OUT, LS_SRC_INTERPOLATOR}, {INTER3_OUT, LS_SRC_INTERPOLATOR},
527 {INTER4_OUT, LS_SRC_INTERPOLATOR}, {INTERM0_OUT, LS_SRC_INTERPOLATORM},
528 {INTERM1_OUT, LS_SRC_INTERPOLATORM}, {INTERM2_OUT,
529 LS_SRC_INTERPOLATORM},
530 {INTERM3_OUT, LS_SRC_INTERPOLATORM}, {INTERM4_OUT,
531 LS_SRC_INTERPOLATORM},
532 {INTERM5_OUT, LS_SRC_INTERPOLATORM}, {INTERM6_OUT,
533 LS_SRC_INTERPOLATORM},
534 {DECIMM0_OUT, LS_SRC_DECIMATORM}, {DECIMM1_OUT, LS_SRC_DECIMATORM},
535 {DECIMM2_OUT, LS_SRC_DECIMATORM}, {DECIMM3_OUT, LS_SRC_DECIMATORM},
536 {DECIM0_OUT, LS_SRC_DECIMATOR}, {SR3_4_OUT, LS_NONE1}, {NO_OUT,
537 LS_NONE2},
538 {NO_OUT, LS_NONE1}, {NO_OUT, LS_NONE2}, {NO_OUT, LS_NONE1},
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 {DIGITAL_MIXER_OUT0, LS_MIXER_IN}, {DIGITAL_MIXER_OUT0, LS_MIXER_IN},
545 {GAINFUNC0_OUT, LS_MIXER_GAIN_FUNCTION}, {GAINFUNC1_OUT,
546 LS_MIXER_GAIN_FUNCTION},
547 {GAINFUNC2_OUT, LS_MIXER_GAIN_FUNCTION}, {GAINFUNC3_OUT,
548 LS_MIXER_GAIN_FUNCTION},
549 {GAINFUNC4_OUT, LS_MIXER_GAIN_FUNCTION}, {SOFTMODEMTX, LS_NONE1},
550 {SPLITTER0_OUTL, LS_SRC_SPLITTER}, {SPLITTER1_OUTL, LS_SRC_SPLITTER},
551 {SPLITTER2_OUTL, LS_SRC_SPLITTER}, {SPLITTER3_OUTL, LS_SRC_SPLITTER},
552 {MERGER0_OUT, LS_SRC_MERGER}, {MERGER0_OUT, LS_SRC_MERGER},
553 {MERGER1_OUT, LS_SRC_MERGER},
554 {MERGER1_OUT, LS_SRC_MERGER}, {MERGER2_OUT, LS_SRC_MERGER},
555 {MERGER2_OUT, LS_SRC_MERGER},
556 {MERGER3_OUT, LS_SRC_MERGER}, {MERGER3_OUT, LS_SRC_MERGER}, {NO_OUT,
557 LS_NONE2},
558 };
559
560 static unsigned char lbus_play_opl3[] = {
561 DIGITAL_MIXER_IN0 + FM_MIXER, 0xff
562 };
563 static unsigned char lbus_play_modem[] = {
564 DIGITAL_MIXER_IN0 + MODEM_MIXER, 0xff
565 };
566 static unsigned char lbus_play_i2s[] = {
567 INTER0_IN + I2S_INTDEC, DIGITAL_MIXER_IN0 + I2S_MIXER, 0xff
568 };
569 static unsigned char lbus_play_out[] = {
570 PDAC2ACLNK, 0xff
571 };
572 static unsigned char lbus_play_outhp[] = {
573 HNDSPK2ACLNK, 0xff
574 };
575 static unsigned char lbus_play_noconv1[] = {
576 DIGITAL_MIXER_IN0, 0xff
577 };
578 static unsigned char lbus_play_stereo1[] = {
579 INTER0_IN, DIGITAL_MIXER_IN0, 0xff
580 };
581 static unsigned char lbus_play_mono1[] = {
582 INTERM0_IN, DIGITAL_MIXER_IN0, 0xff
583 };
584 static unsigned char lbus_play_noconv2[] = {
585 DIGITAL_MIXER_IN1, 0xff
586 };
587 static unsigned char lbus_play_stereo2[] = {
588 INTER1_IN, DIGITAL_MIXER_IN1, 0xff
589 };
590 static unsigned char lbus_play_mono2[] = {
591 INTERM1_IN, DIGITAL_MIXER_IN1, 0xff
592 };
593 static unsigned char lbus_play_noconv3[] = {
594 DIGITAL_MIXER_IN2, 0xff
595 };
596 static unsigned char lbus_play_stereo3[] = {
597 INTER2_IN, DIGITAL_MIXER_IN2, 0xff
598 };
599 static unsigned char lbus_play_mono3[] = {
600 INTERM2_IN, DIGITAL_MIXER_IN2, 0xff
601 };
602 static unsigned char lbus_rec_noconv1[] = {
603 LBUS2ARM_FIFO5, 0xff
604 };
605 static unsigned char lbus_rec_stereo1[] = {
606 DECIM0_IN, LBUS2ARM_FIFO5, 0xff
607 };
608 static unsigned char lbus_rec_mono1[] = {
609 DECIMM3_IN, LBUS2ARM_FIFO5, 0xff
610 };
611
612 static unsigned char play_ids[] = { 4, 1, 2, };
613 static unsigned char play_sources[] = {
614 ARM2LBUS_FIFO4, ARM2LBUS_FIFO1, ARM2LBUS_FIFO2,
615 };
616 static struct lbuspath lbus_play_paths[] = {
617 {
618 .noconv = lbus_play_noconv1,
619 .stereo = lbus_play_stereo1,
620 .mono = lbus_play_mono1,
621 },
622 {
623 .noconv = lbus_play_noconv2,
624 .stereo = lbus_play_stereo2,
625 .mono = lbus_play_mono2,
626 },
627 {
628 .noconv = lbus_play_noconv3,
629 .stereo = lbus_play_stereo3,
630 .mono = lbus_play_mono3,
631 },
632 };
633 static const struct lbuspath lbus_rec_path = {
634 .noconv = lbus_rec_noconv1,
635 .stereo = lbus_rec_stereo1,
636 .mono = lbus_rec_mono1,
637 };
638
639 #define FIRMWARE_VERSIONS 1
640 static union firmware_version firmware_versions[] = {
641 {
642 .firmware = {
643 .ASIC = 3,
644 .CODEC = 2,
645 .AUXDSP = 3,
646 .PROG = 773,
647 },
648 },
649 };
650
651 static u32 atoh(const unsigned char *in, unsigned int len)
652 {
653 u32 sum = 0;
654 unsigned int mult = 1;
655 unsigned char c;
656
657 while (len) {
658 int value;
659
660 c = in[len - 1];
661 value = hex_to_bin(c);
662 if (value >= 0)
663 sum += mult * value;
664 mult *= 16;
665 --len;
666 }
667 return sum;
668 }
669
670 static int senddata(struct cmdif *cif, const unsigned char *in, u32 offset)
671 {
672 u32 addr;
673 u32 data;
674 u32 i;
675 const unsigned char *p;
676
677 i = atoh(&in[1], 2);
678 addr = offset + atoh(&in[3], 4);
679 if (SEND_SMEM(cif, 0, addr) != 0)
680 return -EACCES;
681 p = in + 9;
682 while (i) {
683 data = atoh(p, 8);
684 if (SEND_WMEM(cif, 2,
685 ((data & 0x0f0f0f0f) << 4) | ((data & 0xf0f0f0f0)
686 >> 4)))
687 return -EACCES;
688 i -= 4;
689 p += 8;
690 }
691 return 0;
692 }
693
694 static int loadfirmware(struct cmdif *cif, const unsigned char *img,
695 unsigned int size)
696 {
697 const unsigned char *in;
698 u32 laddr, saddr, t, val;
699 int err = 0;
700
701 laddr = saddr = 0;
702 while (size > 0 && err == 0) {
703 in = img;
704 if (in[0] == ':') {
705 t = atoh(&in[7], 2);
706 switch (t) {
707 case DATA_REC:
708 err = senddata(cif, in, laddr + saddr);
709 break;
710 case EXT_SEG_ADDR_REC:
711 saddr = atoh(&in[9], 4) << 4;
712 break;
713 case EXT_LIN_ADDR_REC:
714 laddr = atoh(&in[9], 4) << 16;
715 break;
716 case EXT_GOTO_CMD_REC:
717 val = atoh(&in[9], 8);
718 if (SEND_GOTO(cif, val) != 0)
719 err = -EACCES;
720 break;
721 case EXT_END_OF_FILE:
722 size = 0;
723 break;
724 default:
725 break;
726 }
727 while (size > 0) {
728 size--;
729 if (*img++ == '\n')
730 break;
731 }
732 }
733 }
734 snd_printdd("load firmware return %d\n", err);
735 return err;
736 }
737
738 static void
739 alloclbuspath(struct cmdif *cif, unsigned char source,
740 unsigned char *path, unsigned char *mixer, unsigned char *s)
741 {
742 while (*path != 0xff) {
743 unsigned char sink, type;
744
745 sink = *path & (~SPLIT_PATH);
746 if (sink != E2SINK_MAX) {
747 snd_printdd("alloc path 0x%x->0x%x\n", source, sink);
748 SEND_PSEL(cif, source, sink);
749 source = lbusin2out[sink][0];
750 type = lbusin2out[sink][1];
751 if (type == LS_MIXER_IN) {
752 if (mixer)
753 *mixer = sink - DIGITAL_MIXER_IN0;
754 }
755 if (type == LS_SRC_DECIMATORM ||
756 type == LS_SRC_DECIMATOR ||
757 type == LS_SRC_INTERPOLATORM ||
758 type == LS_SRC_INTERPOLATOR) {
759 if (s) {
760 if (s[0] != 0xff)
761 s[1] = sink;
762 else
763 s[0] = sink;
764 }
765 }
766 }
767 if (*path++ & SPLIT_PATH) {
768 unsigned char *npath = path;
769
770 while (*npath != 0xff)
771 npath++;
772 alloclbuspath(cif, source + 1, ++npath, mixer, s);
773 }
774 }
775 }
776
777 static void
778 freelbuspath(struct cmdif *cif, unsigned char source, unsigned char *path)
779 {
780 while (*path != 0xff) {
781 unsigned char sink;
782
783 sink = *path & (~SPLIT_PATH);
784 if (sink != E2SINK_MAX) {
785 snd_printdd("free path 0x%x->0x%x\n", source, sink);
786 SEND_PCLR(cif, source, sink);
787 source = lbusin2out[sink][0];
788 }
789 if (*path++ & SPLIT_PATH) {
790 unsigned char *npath = path;
791
792 while (*npath != 0xff)
793 npath++;
794 freelbuspath(cif, source + 1, ++npath);
795 }
796 }
797 }
798
799 static int writearm(struct cmdif *cif, u32 addr, u32 data, u32 mask)
800 {
801 union cmdret rptr = CMDRET_ZERO;
802 unsigned int i = MAX_WRITE_RETRY;
803 int flag = 1;
804
805 SEND_RMEM(cif, 0x02, addr, &rptr);
806 rptr.retlongs[0] &= (~mask);
807
808 while (--i) {
809 SEND_SMEM(cif, 0x01, addr);
810 SEND_WMEM(cif, 0x02, (rptr.retlongs[0] | data));
811 SEND_RMEM(cif, 0x02, addr, &rptr);
812 if ((rptr.retlongs[0] & data) == data) {
813 flag = 0;
814 break;
815 } else
816 rptr.retlongs[0] &= ~mask;
817 }
818 snd_printdd("send arm 0x%x 0x%x 0x%x return %d\n", addr, data, mask,
819 flag);
820 return flag;
821 }
822
823 static int sendcmd(struct cmdif *cif, u32 flags, u32 cmd, u32 parm,
824 union cmdret *ret)
825 {
826 int i, j;
827 int err;
828 unsigned int time = 0;
829 unsigned long irqflags;
830 struct riptideport *hwport;
831 struct cmdport *cmdport = NULL;
832
833 if (snd_BUG_ON(!cif))
834 return -EINVAL;
835
836 hwport = cif->hwport;
837 if (cif->errcnt > MAX_ERROR_COUNT) {
838 if (cif->is_reset) {
839 snd_printk(KERN_ERR
840 "Riptide: Too many failed cmds, reinitializing\n");
841 if (riptide_reset(cif, NULL) == 0) {
842 cif->errcnt = 0;
843 return -EIO;
844 }
845 }
846 snd_printk(KERN_ERR "Riptide: Initialization failed.\n");
847 return -EINVAL;
848 }
849 if (ret) {
850 ret->retlongs[0] = 0;
851 ret->retlongs[1] = 0;
852 }
853 i = 0;
854 spin_lock_irqsave(&cif->lock, irqflags);
855 while (i++ < CMDIF_TIMEOUT && !IS_READY(cif->hwport))
856 udelay(10);
857 if (i > CMDIF_TIMEOUT) {
858 err = -EBUSY;
859 goto errout;
860 }
861
862 err = 0;
863 for (j = 0, time = 0; time < CMDIF_TIMEOUT; j++, time += 2) {
864 cmdport = &(hwport->port[j % 2]);
865 if (IS_DATF(cmdport)) { /* free pending data */
866 READ_PORT_ULONG(cmdport->data1);
867 READ_PORT_ULONG(cmdport->data2);
868 }
869 if (IS_CMDE(cmdport)) {
870 if (flags & PARM) /* put data */
871 WRITE_PORT_ULONG(cmdport->data2, parm);
872 WRITE_PORT_ULONG(cmdport->data1, cmd); /* write cmd */
873 if ((flags & RESP) && ret) {
874 while (!IS_DATF(cmdport) &&
875 time < CMDIF_TIMEOUT) {
876 udelay(10);
877 time++;
878 }
879 if (time < CMDIF_TIMEOUT) { /* read response */
880 ret->retlongs[0] =
881 READ_PORT_ULONG(cmdport->data1);
882 ret->retlongs[1] =
883 READ_PORT_ULONG(cmdport->data2);
884 } else {
885 err = -ENOSYS;
886 goto errout;
887 }
888 }
889 break;
890 }
891 udelay(20);
892 }
893 if (time == CMDIF_TIMEOUT) {
894 err = -ENODATA;
895 goto errout;
896 }
897 spin_unlock_irqrestore(&cif->lock, irqflags);
898
899 cif->cmdcnt++; /* update command statistics */
900 cif->cmdtime += time;
901 if (time > cif->cmdtimemax)
902 cif->cmdtimemax = time;
903 if (time < cif->cmdtimemin)
904 cif->cmdtimemin = time;
905 if ((cif->cmdcnt) % 1000 == 0)
906 snd_printdd
907 ("send cmd %d time: %d mintime: %d maxtime %d err: %d\n",
908 cif->cmdcnt, cif->cmdtime, cif->cmdtimemin,
909 cif->cmdtimemax, cif->errcnt);
910 return 0;
911
912 errout:
913 cif->errcnt++;
914 spin_unlock_irqrestore(&cif->lock, irqflags);
915 snd_printdd
916 ("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",
917 cif->cmdcnt, (int)((void *)&(cmdport->stat) - (void *)hwport),
918 flags, cmd, parm, ret ? ret->retlongs[0] : 0,
919 ret ? ret->retlongs[1] : 0, IS_CMDE(cmdport), IS_DATF(cmdport),
920 err);
921 return err;
922 }
923
924 static int
925 setmixer(struct cmdif *cif, short num, unsigned short rval, unsigned short lval)
926 {
927 union cmdret rptr = CMDRET_ZERO;
928 int i = 0;
929
930 snd_printdd("sent mixer %d: 0x%x 0x%x\n", num, rval, lval);
931 do {
932 SEND_SDGV(cif, num, num, rval, lval);
933 SEND_RDGV(cif, num, num, &rptr);
934 if (rptr.retwords[0] == lval && rptr.retwords[1] == rval)
935 return 0;
936 } while (i++ < MAX_WRITE_RETRY);
937 snd_printdd("sent mixer failed\n");
938 return -EIO;
939 }
940
941 static int getpaths(struct cmdif *cif, unsigned char *o)
942 {
943 unsigned char src[E2SINK_MAX];
944 unsigned char sink[E2SINK_MAX];
945 int i, j = 0;
946
947 for (i = 0; i < E2SINK_MAX; i++) {
948 getsourcesink(cif, i, i, &src[i], &sink[i]);
949 if (sink[i] < E2SINK_MAX) {
950 o[j++] = sink[i];
951 o[j++] = i;
952 }
953 }
954 return j;
955 }
956
957 static int
958 getsourcesink(struct cmdif *cif, unsigned char source, unsigned char sink,
959 unsigned char *a, unsigned char *b)
960 {
961 union cmdret rptr = CMDRET_ZERO;
962
963 if (SEND_RSSV(cif, source, sink, &rptr) &&
964 SEND_RSSV(cif, source, sink, &rptr))
965 return -EIO;
966 *a = rptr.retbytes[0];
967 *b = rptr.retbytes[1];
968 snd_printdd("getsourcesink 0x%x 0x%x\n", *a, *b);
969 return 0;
970 }
971
972 static int
973 getsamplerate(struct cmdif *cif, unsigned char *intdec, unsigned int *rate)
974 {
975 unsigned char *s;
976 unsigned int p[2] = { 0, 0 };
977 int i;
978 union cmdret rptr = CMDRET_ZERO;
979
980 s = intdec;
981 for (i = 0; i < 2; i++) {
982 if (*s != 0xff) {
983 if (SEND_RSRC(cif, *s, &rptr) &&
984 SEND_RSRC(cif, *s, &rptr))
985 return -EIO;
986 p[i] += rptr.retwords[1];
987 p[i] *= rptr.retwords[2];
988 p[i] += rptr.retwords[3];
989 p[i] /= 65536;
990 }
991 s++;
992 }
993 if (p[0]) {
994 if (p[1] != p[0])
995 snd_printdd("rates differ %d %d\n", p[0], p[1]);
996 *rate = (unsigned int)p[0];
997 } else
998 *rate = (unsigned int)p[1];
999 snd_printdd("getsampleformat %d %d %d\n", intdec[0], intdec[1], *rate);
1000 return 0;
1001 }
1002
1003 static int
1004 setsampleformat(struct cmdif *cif,
1005 unsigned char mixer, unsigned char id,
1006 unsigned char channels, snd_pcm_format_t format)
1007 {
1008 unsigned char w, ch, sig, order;
1009
1010 snd_printdd
1011 ("setsampleformat mixer: %d id: %d channels: %d format: %d\n",
1012 mixer, id, channels, format);
1013 ch = channels == 1;
1014 w = snd_pcm_format_width(format) == 8;
1015 sig = snd_pcm_format_unsigned(format) != 0;
1016 order = snd_pcm_format_big_endian(format) != 0;
1017
1018 if (SEND_SETF(cif, mixer, w, ch, order, sig, id) &&
1019 SEND_SETF(cif, mixer, w, ch, order, sig, id)) {
1020 snd_printdd("setsampleformat failed\n");
1021 return -EIO;
1022 }
1023 return 0;
1024 }
1025
1026 static int
1027 setsamplerate(struct cmdif *cif, unsigned char *intdec, unsigned int rate)
1028 {
1029 u32 D, M, N;
1030 union cmdret rptr = CMDRET_ZERO;
1031 int i;
1032
1033 snd_printdd("setsamplerate intdec: %d,%d rate: %d\n", intdec[0],
1034 intdec[1], rate);
1035 D = 48000;
1036 M = ((rate == 48000) ? 47999 : rate) * 65536;
1037 N = M % D;
1038 M /= D;
1039 for (i = 0; i < 2; i++) {
1040 if (*intdec != 0xff) {
1041 do {
1042 SEND_SSRC(cif, *intdec, D, M, N);
1043 SEND_RSRC(cif, *intdec, &rptr);
1044 } while (rptr.retwords[1] != D &&
1045 rptr.retwords[2] != M &&
1046 rptr.retwords[3] != N &&
1047 i++ < MAX_WRITE_RETRY);
1048 if (i > MAX_WRITE_RETRY) {
1049 snd_printdd("sent samplerate %d: %d failed\n",
1050 *intdec, rate);
1051 return -EIO;
1052 }
1053 }
1054 intdec++;
1055 }
1056 return 0;
1057 }
1058
1059 static int
1060 getmixer(struct cmdif *cif, short num, unsigned short *rval,
1061 unsigned short *lval)
1062 {
1063 union cmdret rptr = CMDRET_ZERO;
1064
1065 if (SEND_RDGV(cif, num, num, &rptr) && SEND_RDGV(cif, num, num, &rptr))
1066 return -EIO;
1067 *rval = rptr.retwords[0];
1068 *lval = rptr.retwords[1];
1069 snd_printdd("got mixer %d: 0x%x 0x%x\n", num, *rval, *lval);
1070 return 0;
1071 }
1072
1073 static void riptide_handleirq(unsigned long dev_id)
1074 {
1075 struct snd_riptide *chip = (void *)dev_id;
1076 struct cmdif *cif = chip->cif;
1077 struct snd_pcm_substream *substream[PLAYBACK_SUBSTREAMS + 1];
1078 struct snd_pcm_runtime *runtime;
1079 struct pcmhw *data = NULL;
1080 unsigned int pos, period_bytes;
1081 struct sgd *c;
1082 int i, j;
1083 unsigned int flag;
1084
1085 if (!cif)
1086 return;
1087
1088 for (i = 0; i < PLAYBACK_SUBSTREAMS; i++)
1089 substream[i] = chip->playback_substream[i];
1090 substream[i] = chip->capture_substream;
1091 for (i = 0; i < PLAYBACK_SUBSTREAMS + 1; i++) {
1092 if (substream[i] &&
1093 (runtime = substream[i]->runtime) &&
1094 (data = runtime->private_data) && data->state != ST_STOP) {
1095 pos = 0;
1096 for (j = 0; j < data->pages; j++) {
1097 c = &data->sgdbuf[j];
1098 flag = le32_to_cpu(c->dwStat_Ctl);
1099 if (flag & EOB_STATUS)
1100 pos += le32_to_cpu(c->dwSegLen);
1101 if (flag & EOC_STATUS)
1102 pos += le32_to_cpu(c->dwSegLen);
1103 if ((flag & EOS_STATUS)
1104 && (data->state == ST_PLAY)) {
1105 data->state = ST_STOP;
1106 snd_printk(KERN_ERR
1107 "Riptide: DMA stopped unexpectedly\n");
1108 }
1109 c->dwStat_Ctl =
1110 cpu_to_le32(flag &
1111 ~(EOS_STATUS | EOB_STATUS |
1112 EOC_STATUS));
1113 }
1114 data->pointer += pos;
1115 pos += data->oldpos;
1116 if (data->state != ST_STOP) {
1117 period_bytes =
1118 frames_to_bytes(runtime,
1119 runtime->period_size);
1120 snd_printdd
1121 ("interrupt 0x%x after 0x%lx of 0x%lx frames in period\n",
1122 READ_AUDIO_STATUS(cif->hwport),
1123 bytes_to_frames(runtime, pos),
1124 runtime->period_size);
1125 j = 0;
1126 if (pos >= period_bytes) {
1127 j++;
1128 while (pos >= period_bytes)
1129 pos -= period_bytes;
1130 }
1131 data->oldpos = pos;
1132 if (j > 0)
1133 snd_pcm_period_elapsed(substream[i]);
1134 }
1135 }
1136 }
1137 }
1138
1139 #ifdef CONFIG_PM_SLEEP
1140 static int riptide_suspend(struct device *dev)
1141 {
1142 struct snd_card *card = dev_get_drvdata(dev);
1143 struct snd_riptide *chip = card->private_data;
1144
1145 chip->in_suspend = 1;
1146 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
1147 snd_ac97_suspend(chip->ac97);
1148 return 0;
1149 }
1150
1151 static int riptide_resume(struct device *dev)
1152 {
1153 struct snd_card *card = dev_get_drvdata(dev);
1154 struct snd_riptide *chip = card->private_data;
1155
1156 snd_riptide_initialize(chip);
1157 snd_ac97_resume(chip->ac97);
1158 snd_power_change_state(card, SNDRV_CTL_POWER_D0);
1159 chip->in_suspend = 0;
1160 return 0;
1161 }
1162
1163 static SIMPLE_DEV_PM_OPS(riptide_pm, riptide_suspend, riptide_resume);
1164 #define RIPTIDE_PM_OPS &riptide_pm
1165 #else
1166 #define RIPTIDE_PM_OPS NULL
1167 #endif /* CONFIG_PM_SLEEP */
1168
1169 static int try_to_load_firmware(struct cmdif *cif, struct snd_riptide *chip)
1170 {
1171 union firmware_version firmware = { .ret = CMDRET_ZERO };
1172 int i, timeout, err;
1173
1174 for (i = 0; i < 2; i++) {
1175 WRITE_PORT_ULONG(cif->hwport->port[i].data1, 0);
1176 WRITE_PORT_ULONG(cif->hwport->port[i].data2, 0);
1177 }
1178 SET_GRESET(cif->hwport);
1179 udelay(100);
1180 UNSET_GRESET(cif->hwport);
1181 udelay(100);
1182
1183 for (timeout = 100000; --timeout; udelay(10)) {
1184 if (IS_READY(cif->hwport) && !IS_GERR(cif->hwport))
1185 break;
1186 }
1187 if (!timeout) {
1188 snd_printk(KERN_ERR
1189 "Riptide: device not ready, audio status: 0x%x "
1190 "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 snd_printdd
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 snd_printdd("Firmware version: ASIC: %d CODEC %d AUXDSP %d PROG %d\n",
1203 firmware.firmware.ASIC, firmware.firmware.CODEC,
1204 firmware.firmware.AUXDSP, firmware.firmware.PROG);
1205
1206 if (!chip)
1207 return 1;
1208
1209 for (i = 0; i < FIRMWARE_VERSIONS; i++) {
1210 if (!memcmp(&firmware_versions[i], &firmware, sizeof(firmware)))
1211 return 1; /* OK */
1212
1213 }
1214
1215 snd_printdd("Writing Firmware\n");
1216 if (!chip->fw_entry) {
1217 err = request_firmware(&chip->fw_entry, "riptide.hex",
1218 &chip->pci->dev);
1219 if (err) {
1220 snd_printk(KERN_ERR
1221 "Riptide: Firmware not available %d\n", err);
1222 return -EIO;
1223 }
1224 }
1225 err = loadfirmware(cif, chip->fw_entry->data, chip->fw_entry->size);
1226 if (err) {
1227 snd_printk(KERN_ERR
1228 "Riptide: Could not load firmware %d\n", err);
1229 return err;
1230 }
1231
1232 chip->firmware = firmware;
1233
1234 return 1; /* OK */
1235 }
1236
1237 static int riptide_reset(struct cmdif *cif, struct snd_riptide *chip)
1238 {
1239 union cmdret rptr = CMDRET_ZERO;
1240 int err, tries;
1241
1242 if (!cif)
1243 return -EINVAL;
1244
1245 cif->cmdcnt = 0;
1246 cif->cmdtime = 0;
1247 cif->cmdtimemax = 0;
1248 cif->cmdtimemin = 0xffffffff;
1249 cif->errcnt = 0;
1250 cif->is_reset = 0;
1251
1252 tries = RESET_TRIES;
1253 do {
1254 err = try_to_load_firmware(cif, chip);
1255 if (err < 0)
1256 return err;
1257 } while (!err && --tries);
1258
1259 SEND_SACR(cif, 0, AC97_RESET);
1260 SEND_RACR(cif, AC97_RESET, &rptr);
1261 snd_printdd("AC97: 0x%x 0x%x\n", rptr.retlongs[0], rptr.retlongs[1]);
1262
1263 SEND_PLST(cif, 0);
1264 SEND_SLST(cif, 0);
1265 SEND_DLST(cif, 0);
1266 SEND_ALST(cif, 0);
1267 SEND_KDMA(cif);
1268
1269 writearm(cif, 0x301F8, 1, 1);
1270 writearm(cif, 0x301F4, 1, 1);
1271
1272 SEND_LSEL(cif, MODEM_CMD, 0, 0, MODEM_INTDEC, MODEM_MERGER,
1273 MODEM_SPLITTER, MODEM_MIXER);
1274 setmixer(cif, MODEM_MIXER, 0x7fff, 0x7fff);
1275 alloclbuspath(cif, ARM2LBUS_FIFO13, lbus_play_modem, NULL, NULL);
1276
1277 SEND_LSEL(cif, FM_CMD, 0, 0, FM_INTDEC, FM_MERGER, FM_SPLITTER,
1278 FM_MIXER);
1279 setmixer(cif, FM_MIXER, 0x7fff, 0x7fff);
1280 writearm(cif, 0x30648 + FM_MIXER * 4, 0x01, 0x00000005);
1281 writearm(cif, 0x301A8, 0x02, 0x00000002);
1282 writearm(cif, 0x30264, 0x08, 0xffffffff);
1283 alloclbuspath(cif, OPL3_SAMPLE, lbus_play_opl3, NULL, NULL);
1284
1285 SEND_SSRC(cif, I2S_INTDEC, 48000,
1286 ((u32) I2S_RATE * 65536) / 48000,
1287 ((u32) I2S_RATE * 65536) % 48000);
1288 SEND_LSEL(cif, I2S_CMD0, 0, 0, I2S_INTDEC, I2S_MERGER, I2S_SPLITTER,
1289 I2S_MIXER);
1290 SEND_SI2S(cif, 1);
1291 alloclbuspath(cif, ARM2LBUS_FIFO0, lbus_play_i2s, NULL, NULL);
1292 alloclbuspath(cif, DIGITAL_MIXER_OUT0, lbus_play_out, NULL, NULL);
1293 alloclbuspath(cif, DIGITAL_MIXER_OUT0, lbus_play_outhp, NULL, NULL);
1294
1295 SET_AIACK(cif->hwport);
1296 SET_AIE(cif->hwport);
1297 SET_AIACK(cif->hwport);
1298 cif->is_reset = 1;
1299
1300 return 0;
1301 }
1302
1303 static const struct snd_pcm_hardware snd_riptide_playback = {
1304 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1305 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1306 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_MMAP_VALID),
1307 .formats =
1308 SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S8
1309 | SNDRV_PCM_FMTBIT_U16_LE,
1310 .rates = SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_48000,
1311 .rate_min = 5500,
1312 .rate_max = 48000,
1313 .channels_min = 1,
1314 .channels_max = 2,
1315 .buffer_bytes_max = (64 * 1024),
1316 .period_bytes_min = PAGE_SIZE >> 1,
1317 .period_bytes_max = PAGE_SIZE << 8,
1318 .periods_min = 2,
1319 .periods_max = 64,
1320 .fifo_size = 0,
1321 };
1322 static const struct snd_pcm_hardware snd_riptide_capture = {
1323 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1324 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1325 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_MMAP_VALID),
1326 .formats =
1327 SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S8
1328 | SNDRV_PCM_FMTBIT_U16_LE,
1329 .rates = SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_48000,
1330 .rate_min = 5500,
1331 .rate_max = 48000,
1332 .channels_min = 1,
1333 .channels_max = 2,
1334 .buffer_bytes_max = (64 * 1024),
1335 .period_bytes_min = PAGE_SIZE >> 1,
1336 .period_bytes_max = PAGE_SIZE << 3,
1337 .periods_min = 2,
1338 .periods_max = 64,
1339 .fifo_size = 0,
1340 };
1341
1342 static snd_pcm_uframes_t snd_riptide_pointer(struct snd_pcm_substream
1343 *substream)
1344 {
1345 struct snd_riptide *chip = snd_pcm_substream_chip(substream);
1346 struct snd_pcm_runtime *runtime = substream->runtime;
1347 struct pcmhw *data = get_pcmhwdev(substream);
1348 struct cmdif *cif = chip->cif;
1349 union cmdret rptr = CMDRET_ZERO;
1350 snd_pcm_uframes_t ret;
1351
1352 SEND_GPOS(cif, 0, data->id, &rptr);
1353 if (data->size && runtime->period_size) {
1354 snd_printdd
1355 ("pointer stream %d position 0x%x(0x%x in buffer) bytes 0x%lx(0x%lx in period) frames\n",
1356 data->id, rptr.retlongs[1], rptr.retlongs[1] % data->size,
1357 bytes_to_frames(runtime, rptr.retlongs[1]),
1358 bytes_to_frames(runtime,
1359 rptr.retlongs[1]) % runtime->period_size);
1360 if (rptr.retlongs[1] > data->pointer)
1361 ret =
1362 bytes_to_frames(runtime,
1363 rptr.retlongs[1] % data->size);
1364 else
1365 ret =
1366 bytes_to_frames(runtime,
1367 data->pointer % data->size);
1368 } else {
1369 snd_printdd("stream not started or strange parms (%d %ld)\n",
1370 data->size, runtime->period_size);
1371 ret = bytes_to_frames(runtime, 0);
1372 }
1373 return ret;
1374 }
1375
1376 static int snd_riptide_trigger(struct snd_pcm_substream *substream, int cmd)
1377 {
1378 int i, j;
1379 struct snd_riptide *chip = snd_pcm_substream_chip(substream);
1380 struct pcmhw *data = get_pcmhwdev(substream);
1381 struct cmdif *cif = chip->cif;
1382 union cmdret rptr = CMDRET_ZERO;
1383
1384 spin_lock(&chip->lock);
1385 switch (cmd) {
1386 case SNDRV_PCM_TRIGGER_START:
1387 case SNDRV_PCM_TRIGGER_RESUME:
1388 if (!(data->state & ST_PLAY)) {
1389 SEND_SSTR(cif, data->id, data->sgdlist.addr);
1390 SET_AIE(cif->hwport);
1391 data->state = ST_PLAY;
1392 if (data->mixer != 0xff)
1393 setmixer(cif, data->mixer, 0x7fff, 0x7fff);
1394 chip->openstreams++;
1395 data->oldpos = 0;
1396 data->pointer = 0;
1397 }
1398 break;
1399 case SNDRV_PCM_TRIGGER_STOP:
1400 case SNDRV_PCM_TRIGGER_SUSPEND:
1401 if (data->mixer != 0xff)
1402 setmixer(cif, data->mixer, 0, 0);
1403 setmixer(cif, data->mixer, 0, 0);
1404 SEND_KSTR(cif, data->id);
1405 data->state = ST_STOP;
1406 chip->openstreams--;
1407 j = 0;
1408 do {
1409 i = rptr.retlongs[1];
1410 SEND_GPOS(cif, 0, data->id, &rptr);
1411 udelay(1);
1412 } while (i != rptr.retlongs[1] && j++ < MAX_WRITE_RETRY);
1413 if (j > MAX_WRITE_RETRY)
1414 snd_printk(KERN_ERR "Riptide: Could not stop stream!");
1415 break;
1416 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
1417 if (!(data->state & ST_PAUSE)) {
1418 SEND_PSTR(cif, data->id);
1419 data->state |= ST_PAUSE;
1420 chip->openstreams--;
1421 }
1422 break;
1423 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
1424 if (data->state & ST_PAUSE) {
1425 SEND_SSTR(cif, data->id, data->sgdlist.addr);
1426 data->state &= ~ST_PAUSE;
1427 chip->openstreams++;
1428 }
1429 break;
1430 default:
1431 spin_unlock(&chip->lock);
1432 return -EINVAL;
1433 }
1434 spin_unlock(&chip->lock);
1435 return 0;
1436 }
1437
1438 static int snd_riptide_prepare(struct snd_pcm_substream *substream)
1439 {
1440 struct snd_riptide *chip = snd_pcm_substream_chip(substream);
1441 struct snd_pcm_runtime *runtime = substream->runtime;
1442 struct pcmhw *data = get_pcmhwdev(substream);
1443 struct cmdif *cif = chip->cif;
1444 unsigned char *lbuspath = NULL;
1445 unsigned int rate, channels;
1446 int err = 0;
1447 snd_pcm_format_t format;
1448
1449 if (snd_BUG_ON(!cif || !data))
1450 return -EINVAL;
1451
1452 snd_printdd("prepare id %d ch: %d f:0x%x r:%d\n", data->id,
1453 runtime->channels, runtime->format, runtime->rate);
1454
1455 spin_lock_irq(&chip->lock);
1456 channels = runtime->channels;
1457 format = runtime->format;
1458 rate = runtime->rate;
1459 switch (channels) {
1460 case 1:
1461 if (rate == 48000 && format == SNDRV_PCM_FORMAT_S16_LE)
1462 lbuspath = data->paths.noconv;
1463 else
1464 lbuspath = data->paths.mono;
1465 break;
1466 case 2:
1467 if (rate == 48000 && format == SNDRV_PCM_FORMAT_S16_LE)
1468 lbuspath = data->paths.noconv;
1469 else
1470 lbuspath = data->paths.stereo;
1471 break;
1472 }
1473 snd_printdd("use sgdlist at 0x%p\n",
1474 data->sgdlist.area);
1475 if (data->sgdlist.area) {
1476 unsigned int i, j, size, pages, f, pt, period;
1477 struct sgd *c, *p = NULL;
1478
1479 size = frames_to_bytes(runtime, runtime->buffer_size);
1480 period = frames_to_bytes(runtime, runtime->period_size);
1481 f = PAGE_SIZE;
1482 while ((size + (f >> 1) - 1) <= (f << 7) && (f << 1) > period)
1483 f = f >> 1;
1484 pages = DIV_ROUND_UP(size, f);
1485 data->size = size;
1486 data->pages = pages;
1487 snd_printdd
1488 ("create sgd size: 0x%x pages %d of size 0x%x for period 0x%x\n",
1489 size, pages, f, period);
1490 pt = 0;
1491 j = 0;
1492 for (i = 0; i < pages; i++) {
1493 unsigned int ofs, addr;
1494 c = &data->sgdbuf[i];
1495 if (p)
1496 p->dwNextLink = cpu_to_le32(data->sgdlist.addr +
1497 (i *
1498 sizeof(struct
1499 sgd)));
1500 c->dwNextLink = cpu_to_le32(data->sgdlist.addr);
1501 ofs = j << PAGE_SHIFT;
1502 addr = snd_pcm_sgbuf_get_addr(substream, ofs) + pt;
1503 c->dwSegPtrPhys = cpu_to_le32(addr);
1504 pt = (pt + f) % PAGE_SIZE;
1505 if (pt == 0)
1506 j++;
1507 c->dwSegLen = cpu_to_le32(f);
1508 c->dwStat_Ctl =
1509 cpu_to_le32(IEOB_ENABLE | IEOS_ENABLE |
1510 IEOC_ENABLE);
1511 p = c;
1512 size -= f;
1513 }
1514 data->sgdbuf[i].dwSegLen = cpu_to_le32(size);
1515 }
1516 if (lbuspath && lbuspath != data->lbuspath) {
1517 if (data->lbuspath)
1518 freelbuspath(cif, data->source, data->lbuspath);
1519 alloclbuspath(cif, data->source, lbuspath,
1520 &data->mixer, data->intdec);
1521 data->lbuspath = lbuspath;
1522 data->rate = 0;
1523 }
1524 if (data->rate != rate || data->format != format ||
1525 data->channels != channels) {
1526 data->rate = rate;
1527 data->format = format;
1528 data->channels = channels;
1529 if (setsampleformat
1530 (cif, data->mixer, data->id, channels, format)
1531 || setsamplerate(cif, data->intdec, rate))
1532 err = -EIO;
1533 }
1534 spin_unlock_irq(&chip->lock);
1535 return err;
1536 }
1537
1538 static int
1539 snd_riptide_hw_params(struct snd_pcm_substream *substream,
1540 struct snd_pcm_hw_params *hw_params)
1541 {
1542 struct snd_riptide *chip = snd_pcm_substream_chip(substream);
1543 struct pcmhw *data = get_pcmhwdev(substream);
1544 struct snd_dma_buffer *sgdlist = &data->sgdlist;
1545 int err;
1546
1547 snd_printdd("hw params id %d (sgdlist: 0x%p 0x%lx %d)\n", data->id,
1548 sgdlist->area, (unsigned long)sgdlist->addr,
1549 (int)sgdlist->bytes);
1550 if (sgdlist->area)
1551 snd_dma_free_pages(sgdlist);
1552 if ((err = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV,
1553 &chip->pci->dev,
1554 sizeof(struct sgd) * (DESC_MAX_MASK + 1),
1555 sgdlist)) < 0) {
1556 snd_printk(KERN_ERR "Riptide: failed to alloc %d dma bytes\n",
1557 (int)sizeof(struct sgd) * (DESC_MAX_MASK + 1));
1558 return err;
1559 }
1560 data->sgdbuf = (struct sgd *)sgdlist->area;
1561 return snd_pcm_lib_malloc_pages(substream,
1562 params_buffer_bytes(hw_params));
1563 }
1564
1565 static 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 snd_pcm_lib_free_pages(substream);
1585 }
1586
1587 static 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
1611 static 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
1634 static 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
1646 static 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
1657 static const struct snd_pcm_ops snd_riptide_playback_ops = {
1658 .open = snd_riptide_playback_open,
1659 .close = snd_riptide_playback_close,
1660 .ioctl = snd_pcm_lib_ioctl,
1661 .hw_params = snd_riptide_hw_params,
1662 .hw_free = snd_riptide_hw_free,
1663 .prepare = snd_riptide_prepare,
1664 .trigger = snd_riptide_trigger,
1665 .pointer = snd_riptide_pointer,
1666 };
1667 static const struct snd_pcm_ops snd_riptide_capture_ops = {
1668 .open = snd_riptide_capture_open,
1669 .close = snd_riptide_capture_close,
1670 .ioctl = snd_pcm_lib_ioctl,
1671 .hw_params = snd_riptide_hw_params,
1672 .hw_free = snd_riptide_hw_free,
1673 .prepare = snd_riptide_prepare,
1674 .trigger = snd_riptide_trigger,
1675 .pointer = snd_riptide_pointer,
1676 };
1677
1678 static int snd_riptide_pcm(struct snd_riptide *chip, int device)
1679 {
1680 struct snd_pcm *pcm;
1681 int err;
1682
1683 if ((err =
1684 snd_pcm_new(chip->card, "RIPTIDE", device, PLAYBACK_SUBSTREAMS, 1,
1685 &pcm)) < 0)
1686 return err;
1687 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1688 &snd_riptide_playback_ops);
1689 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,
1690 &snd_riptide_capture_ops);
1691 pcm->private_data = chip;
1692 pcm->info_flags = 0;
1693 strcpy(pcm->name, "RIPTIDE");
1694 chip->pcm = pcm;
1695 snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV_SG,
1696 &chip->pci->dev,
1697 64 * 1024, 128 * 1024);
1698 return 0;
1699 }
1700
1701 static irqreturn_t
1702 snd_riptide_interrupt(int irq, void *dev_id)
1703 {
1704 struct snd_riptide *chip = dev_id;
1705 struct cmdif *cif = chip->cif;
1706
1707 if (cif) {
1708 chip->received_irqs++;
1709 if (IS_EOBIRQ(cif->hwport) || IS_EOSIRQ(cif->hwport) ||
1710 IS_EOCIRQ(cif->hwport)) {
1711 chip->handled_irqs++;
1712 tasklet_schedule(&chip->riptide_tq);
1713 }
1714 if (chip->rmidi && IS_MPUIRQ(cif->hwport)) {
1715 chip->handled_irqs++;
1716 snd_mpu401_uart_interrupt(irq,
1717 chip->rmidi->private_data);
1718 }
1719 SET_AIACK(cif->hwport);
1720 }
1721 return IRQ_HANDLED;
1722 }
1723
1724 static void
1725 snd_riptide_codec_write(struct snd_ac97 *ac97, unsigned short reg,
1726 unsigned short val)
1727 {
1728 struct snd_riptide *chip = ac97->private_data;
1729 struct cmdif *cif = chip->cif;
1730 union cmdret rptr = CMDRET_ZERO;
1731 int i = 0;
1732
1733 if (snd_BUG_ON(!cif))
1734 return;
1735
1736 snd_printdd("Write AC97 reg 0x%x 0x%x\n", reg, val);
1737 do {
1738 SEND_SACR(cif, val, reg);
1739 SEND_RACR(cif, reg, &rptr);
1740 } while (rptr.retwords[1] != val && i++ < MAX_WRITE_RETRY);
1741 if (i > MAX_WRITE_RETRY)
1742 snd_printdd("Write AC97 reg failed\n");
1743 }
1744
1745 static unsigned short snd_riptide_codec_read(struct snd_ac97 *ac97,
1746 unsigned short reg)
1747 {
1748 struct snd_riptide *chip = ac97->private_data;
1749 struct cmdif *cif = chip->cif;
1750 union cmdret rptr = CMDRET_ZERO;
1751
1752 if (snd_BUG_ON(!cif))
1753 return 0;
1754
1755 if (SEND_RACR(cif, reg, &rptr) != 0)
1756 SEND_RACR(cif, reg, &rptr);
1757 snd_printdd("Read AC97 reg 0x%x got 0x%x\n", reg, rptr.retwords[1]);
1758 return rptr.retwords[1];
1759 }
1760
1761 static int snd_riptide_initialize(struct snd_riptide *chip)
1762 {
1763 struct cmdif *cif;
1764 unsigned int device_id;
1765 int err;
1766
1767 if (snd_BUG_ON(!chip))
1768 return -EINVAL;
1769
1770 cif = chip->cif;
1771 if (!cif) {
1772 if ((cif = kzalloc(sizeof(struct cmdif), GFP_KERNEL)) == NULL)
1773 return -ENOMEM;
1774 cif->hwport = (struct riptideport *)chip->port;
1775 spin_lock_init(&cif->lock);
1776 chip->cif = cif;
1777 }
1778 cif->is_reset = 0;
1779 if ((err = riptide_reset(cif, chip)) != 0)
1780 return err;
1781 device_id = chip->device_id;
1782 switch (device_id) {
1783 case 0x4310:
1784 case 0x4320:
1785 case 0x4330:
1786 snd_printdd("Modem enable?\n");
1787 SEND_SETDPLL(cif);
1788 break;
1789 }
1790 snd_printdd("Enabling MPU IRQs\n");
1791 if (chip->rmidi)
1792 SET_EMPUIRQ(cif->hwport);
1793 return err;
1794 }
1795
1796 static int snd_riptide_free(struct snd_riptide *chip)
1797 {
1798 struct cmdif *cif;
1799
1800 if (!chip)
1801 return 0;
1802
1803 if ((cif = chip->cif)) {
1804 SET_GRESET(cif->hwport);
1805 udelay(100);
1806 UNSET_GRESET(cif->hwport);
1807 kfree(chip->cif);
1808 }
1809 if (chip->irq >= 0)
1810 free_irq(chip->irq, chip);
1811 release_firmware(chip->fw_entry);
1812 release_and_free_resource(chip->res_port);
1813 kfree(chip);
1814 return 0;
1815 }
1816
1817 static int snd_riptide_dev_free(struct snd_device *device)
1818 {
1819 struct snd_riptide *chip = device->device_data;
1820
1821 return snd_riptide_free(chip);
1822 }
1823
1824 static int
1825 snd_riptide_create(struct snd_card *card, struct pci_dev *pci,
1826 struct snd_riptide **rchip)
1827 {
1828 struct snd_riptide *chip;
1829 struct riptideport *hwport;
1830 int err;
1831 static struct snd_device_ops ops = {
1832 .dev_free = snd_riptide_dev_free,
1833 };
1834
1835 *rchip = NULL;
1836 if ((err = pci_enable_device(pci)) < 0)
1837 return err;
1838 if (!(chip = kzalloc(sizeof(struct snd_riptide), GFP_KERNEL)))
1839 return -ENOMEM;
1840
1841 spin_lock_init(&chip->lock);
1842 chip->card = card;
1843 chip->pci = pci;
1844 chip->irq = -1;
1845 chip->openstreams = 0;
1846 chip->port = pci_resource_start(pci, 0);
1847 chip->received_irqs = 0;
1848 chip->handled_irqs = 0;
1849 chip->cif = NULL;
1850 tasklet_init(&chip->riptide_tq, riptide_handleirq, (unsigned long)chip);
1851
1852 if ((chip->res_port =
1853 request_region(chip->port, 64, "RIPTIDE")) == NULL) {
1854 snd_printk(KERN_ERR
1855 "Riptide: unable to grab region 0x%lx-0x%lx\n",
1856 chip->port, chip->port + 64 - 1);
1857 snd_riptide_free(chip);
1858 return -EBUSY;
1859 }
1860 hwport = (struct riptideport *)chip->port;
1861 UNSET_AIE(hwport);
1862
1863 if (request_irq(pci->irq, snd_riptide_interrupt, IRQF_SHARED,
1864 KBUILD_MODNAME, chip)) {
1865 snd_printk(KERN_ERR "Riptide: unable to grab IRQ %d\n",
1866 pci->irq);
1867 snd_riptide_free(chip);
1868 return -EBUSY;
1869 }
1870 chip->irq = pci->irq;
1871 chip->device_id = pci->device;
1872 pci_set_master(pci);
1873 if ((err = snd_riptide_initialize(chip)) < 0) {
1874 snd_riptide_free(chip);
1875 return err;
1876 }
1877
1878 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {
1879 snd_riptide_free(chip);
1880 return err;
1881 }
1882
1883 *rchip = chip;
1884 return 0;
1885 }
1886
1887 static void
1888 snd_riptide_proc_read(struct snd_info_entry *entry,
1889 struct snd_info_buffer *buffer)
1890 {
1891 struct snd_riptide *chip = entry->private_data;
1892 struct pcmhw *data;
1893 int i;
1894 struct cmdif *cif = NULL;
1895 unsigned char p[256];
1896 unsigned short rval = 0, lval = 0;
1897 unsigned int rate;
1898
1899 if (!chip)
1900 return;
1901
1902 snd_iprintf(buffer, "%s\n\n", chip->card->longname);
1903 snd_iprintf(buffer, "Device ID: 0x%x\nReceived IRQs: (%ld)%ld\nPorts:",
1904 chip->device_id, chip->handled_irqs, chip->received_irqs);
1905 for (i = 0; i < 64; i += 4)
1906 snd_iprintf(buffer, "%c%02x: %08x",
1907 (i % 16) ? ' ' : '\n', i, inl(chip->port + i));
1908 if ((cif = chip->cif)) {
1909 snd_iprintf(buffer,
1910 "\nVersion: ASIC: %d CODEC: %d AUXDSP: %d PROG: %d",
1911 chip->firmware.firmware.ASIC,
1912 chip->firmware.firmware.CODEC,
1913 chip->firmware.firmware.AUXDSP,
1914 chip->firmware.firmware.PROG);
1915 snd_iprintf(buffer, "\nDigital mixer:");
1916 for (i = 0; i < 12; i++) {
1917 getmixer(cif, i, &rval, &lval);
1918 snd_iprintf(buffer, "\n %d: %d %d", i, rval, lval);
1919 }
1920 snd_iprintf(buffer,
1921 "\nARM Commands num: %d failed: %d time: %d max: %d min: %d",
1922 cif->cmdcnt, cif->errcnt,
1923 cif->cmdtime, cif->cmdtimemax, cif->cmdtimemin);
1924 }
1925 snd_iprintf(buffer, "\nOpen streams %d:\n", chip->openstreams);
1926 for (i = 0; i < PLAYBACK_SUBSTREAMS; i++) {
1927 if (chip->playback_substream[i]
1928 && chip->playback_substream[i]->runtime
1929 && (data =
1930 chip->playback_substream[i]->runtime->private_data)) {
1931 snd_iprintf(buffer,
1932 "stream: %d mixer: %d source: %d (%d,%d)\n",
1933 data->id, data->mixer, data->source,
1934 data->intdec[0], data->intdec[1]);
1935 if (!(getsamplerate(cif, data->intdec, &rate)))
1936 snd_iprintf(buffer, "rate: %d\n", rate);
1937 }
1938 }
1939 if (chip->capture_substream
1940 && chip->capture_substream->runtime
1941 && (data = chip->capture_substream->runtime->private_data)) {
1942 snd_iprintf(buffer,
1943 "stream: %d mixer: %d source: %d (%d,%d)\n",
1944 data->id, data->mixer,
1945 data->source, data->intdec[0], data->intdec[1]);
1946 if (!(getsamplerate(cif, data->intdec, &rate)))
1947 snd_iprintf(buffer, "rate: %d\n", rate);
1948 }
1949 snd_iprintf(buffer, "Paths:\n");
1950 i = getpaths(cif, p);
1951 while (i >= 2) {
1952 i -= 2;
1953 snd_iprintf(buffer, "%x->%x ", p[i], p[i + 1]);
1954 }
1955 snd_iprintf(buffer, "\n");
1956 }
1957
1958 static void snd_riptide_proc_init(struct snd_riptide *chip)
1959 {
1960 snd_card_ro_proc_new(chip->card, "riptide", chip,
1961 snd_riptide_proc_read);
1962 }
1963
1964 static int snd_riptide_mixer(struct snd_riptide *chip)
1965 {
1966 struct snd_ac97_bus *pbus;
1967 struct snd_ac97_template ac97;
1968 int err = 0;
1969 static struct snd_ac97_bus_ops ops = {
1970 .write = snd_riptide_codec_write,
1971 .read = snd_riptide_codec_read,
1972 };
1973
1974 memset(&ac97, 0, sizeof(ac97));
1975 ac97.private_data = chip;
1976 ac97.scaps = AC97_SCAP_SKIP_MODEM;
1977
1978 if ((err = snd_ac97_bus(chip->card, 0, &ops, chip, &pbus)) < 0)
1979 return err;
1980
1981 chip->ac97_bus = pbus;
1982 ac97.pci = chip->pci;
1983 if ((err = snd_ac97_mixer(pbus, &ac97, &chip->ac97)) < 0)
1984 return err;
1985 return err;
1986 }
1987
1988 #ifdef SUPPORT_JOYSTICK
1989
1990 static int
1991 snd_riptide_joystick_probe(struct pci_dev *pci, const struct pci_device_id *id)
1992 {
1993 static int dev;
1994 struct gameport *gameport;
1995 int ret;
1996
1997 if (dev >= SNDRV_CARDS)
1998 return -ENODEV;
1999
2000 if (!enable[dev]) {
2001 ret = -ENOENT;
2002 goto inc_dev;
2003 }
2004
2005 if (!joystick_port[dev]) {
2006 ret = 0;
2007 goto inc_dev;
2008 }
2009
2010 gameport = gameport_allocate_port();
2011 if (!gameport) {
2012 ret = -ENOMEM;
2013 goto inc_dev;
2014 }
2015 if (!request_region(joystick_port[dev], 8, "Riptide gameport")) {
2016 snd_printk(KERN_WARNING
2017 "Riptide: cannot grab gameport 0x%x\n",
2018 joystick_port[dev]);
2019 gameport_free_port(gameport);
2020 ret = -EBUSY;
2021 goto inc_dev;
2022 }
2023
2024 gameport->io = joystick_port[dev];
2025 gameport_register_port(gameport);
2026 pci_set_drvdata(pci, gameport);
2027
2028 ret = 0;
2029 inc_dev:
2030 dev++;
2031 return ret;
2032 }
2033
2034 static void snd_riptide_joystick_remove(struct pci_dev *pci)
2035 {
2036 struct gameport *gameport = pci_get_drvdata(pci);
2037 if (gameport) {
2038 release_region(gameport->io, 8);
2039 gameport_unregister_port(gameport);
2040 }
2041 }
2042 #endif
2043
2044 static int
2045 snd_card_riptide_probe(struct pci_dev *pci, const struct pci_device_id *pci_id)
2046 {
2047 static int dev;
2048 struct snd_card *card;
2049 struct snd_riptide *chip;
2050 unsigned short val;
2051 int err;
2052
2053 if (dev >= SNDRV_CARDS)
2054 return -ENODEV;
2055 if (!enable[dev]) {
2056 dev++;
2057 return -ENOENT;
2058 }
2059
2060 err = snd_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE,
2061 0, &card);
2062 if (err < 0)
2063 return err;
2064 err = snd_riptide_create(card, pci, &chip);
2065 if (err < 0)
2066 goto error;
2067 card->private_data = chip;
2068 err = snd_riptide_pcm(chip, 0);
2069 if (err < 0)
2070 goto error;
2071 err = snd_riptide_mixer(chip);
2072 if (err < 0)
2073 goto error;
2074
2075 val = LEGACY_ENABLE_ALL;
2076 if (opl3_port[dev])
2077 val |= LEGACY_ENABLE_FM;
2078 #ifdef SUPPORT_JOYSTICK
2079 if (joystick_port[dev])
2080 val |= LEGACY_ENABLE_GAMEPORT;
2081 #endif
2082 if (mpu_port[dev])
2083 val |= LEGACY_ENABLE_MPU_INT | LEGACY_ENABLE_MPU;
2084 val |= (chip->irq << 4) & 0xf0;
2085 pci_write_config_word(chip->pci, PCI_EXT_Legacy_Mask, val);
2086 if (mpu_port[dev]) {
2087 val = mpu_port[dev];
2088 pci_write_config_word(chip->pci, PCI_EXT_MPU_Base, val);
2089 err = snd_mpu401_uart_new(card, 0, MPU401_HW_RIPTIDE,
2090 val, MPU401_INFO_IRQ_HOOK, -1,
2091 &chip->rmidi);
2092 if (err < 0)
2093 snd_printk(KERN_WARNING
2094 "Riptide: Can't Allocate MPU at 0x%x\n",
2095 val);
2096 else
2097 chip->mpuaddr = val;
2098 }
2099 if (opl3_port[dev]) {
2100 val = opl3_port[dev];
2101 pci_write_config_word(chip->pci, PCI_EXT_FM_Base, val);
2102 err = snd_opl3_create(card, val, val + 2,
2103 OPL3_HW_RIPTIDE, 0, &chip->opl3);
2104 if (err < 0)
2105 snd_printk(KERN_WARNING
2106 "Riptide: Can't Allocate OPL3 at 0x%x\n",
2107 val);
2108 else {
2109 chip->opladdr = val;
2110 err = snd_opl3_hwdep_new(chip->opl3, 0, 1, NULL);
2111 if (err < 0)
2112 snd_printk(KERN_WARNING
2113 "Riptide: Can't Allocate OPL3-HWDEP\n");
2114 }
2115 }
2116 #ifdef SUPPORT_JOYSTICK
2117 if (joystick_port[dev]) {
2118 val = joystick_port[dev];
2119 pci_write_config_word(chip->pci, PCI_EXT_Game_Base, val);
2120 chip->gameaddr = val;
2121 }
2122 #endif
2123
2124 strcpy(card->driver, "RIPTIDE");
2125 strcpy(card->shortname, "Riptide");
2126 #ifdef SUPPORT_JOYSTICK
2127 snprintf(card->longname, sizeof(card->longname),
2128 "%s at 0x%lx, irq %i mpu 0x%x opl3 0x%x gameport 0x%x",
2129 card->shortname, chip->port, chip->irq, chip->mpuaddr,
2130 chip->opladdr, chip->gameaddr);
2131 #else
2132 snprintf(card->longname, sizeof(card->longname),
2133 "%s at 0x%lx, irq %i mpu 0x%x opl3 0x%x",
2134 card->shortname, chip->port, chip->irq, chip->mpuaddr,
2135 chip->opladdr);
2136 #endif
2137 snd_riptide_proc_init(chip);
2138 err = snd_card_register(card);
2139 if (err < 0)
2140 goto error;
2141 pci_set_drvdata(pci, card);
2142 dev++;
2143 return 0;
2144
2145 error:
2146 snd_card_free(card);
2147 return err;
2148 }
2149
2150 static void snd_card_riptide_remove(struct pci_dev *pci)
2151 {
2152 snd_card_free(pci_get_drvdata(pci));
2153 }
2154
2155 static struct pci_driver driver = {
2156 .name = KBUILD_MODNAME,
2157 .id_table = snd_riptide_ids,
2158 .probe = snd_card_riptide_probe,
2159 .remove = snd_card_riptide_remove,
2160 .driver = {
2161 .pm = RIPTIDE_PM_OPS,
2162 },
2163 };
2164
2165 #ifdef SUPPORT_JOYSTICK
2166 static struct pci_driver joystick_driver = {
2167 .name = KBUILD_MODNAME "-joystick",
2168 .id_table = snd_riptide_joystick_ids,
2169 .probe = snd_riptide_joystick_probe,
2170 .remove = snd_riptide_joystick_remove,
2171 };
2172 #endif
2173
2174 static int __init alsa_card_riptide_init(void)
2175 {
2176 int err;
2177 err = pci_register_driver(&driver);
2178 if (err < 0)
2179 return err;
2180 #if defined(SUPPORT_JOYSTICK)
2181 err = pci_register_driver(&joystick_driver);
2182 /* On failure unregister formerly registered audio driver */
2183 if (err < 0)
2184 pci_unregister_driver(&driver);
2185 #endif
2186 return err;
2187 }
2188
2189 static void __exit alsa_card_riptide_exit(void)
2190 {
2191 pci_unregister_driver(&driver);
2192 #if defined(SUPPORT_JOYSTICK)
2193 pci_unregister_driver(&joystick_driver);
2194 #endif
2195 }
2196
2197 module_init(alsa_card_riptide_init);
2198 module_exit(alsa_card_riptide_exit);
Linux with added FPC-III support