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_FIRMWARE("riptide.hex");
107
108 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
109 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;
110 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE;
111
112 #ifdef SUPPORT_JOYSTICK
113 static int joystick_port[SNDRV_CARDS] = { [0 ... (SNDRV_CARDS - 1)] = 0x200 };
114 #endif
115 static int mpu_port[SNDRV_CARDS] = { [0 ... (SNDRV_CARDS - 1)] = 0x330 };
116 static int opl3_port[SNDRV_CARDS] = { [0 ... (SNDRV_CARDS - 1)] = 0x388 };
117
118 module_param_array(index, int, NULL, 0444);
119 MODULE_PARM_DESC(index, "Index value for Riptide soundcard.");
120 module_param_array(id, charp, NULL, 0444);
121 MODULE_PARM_DESC(id, "ID string for Riptide soundcard.");
122 module_param_array(enable, bool, NULL, 0444);
123 MODULE_PARM_DESC(enable, "Enable Riptide soundcard.");
124 #ifdef SUPPORT_JOYSTICK
125 module_param_hw_array(joystick_port, int, ioport, NULL, 0444);
126 MODULE_PARM_DESC(joystick_port, "Joystick port # for Riptide soundcard.");
127 #endif
128 module_param_hw_array(mpu_port, int, ioport, NULL, 0444);
129 MODULE_PARM_DESC(mpu_port, "MPU401 port # for Riptide driver.");
130 module_param_hw_array(opl3_port, int, ioport, NULL, 0444);
131 MODULE_PARM_DESC(opl3_port, "OPL3 port # for Riptide driver.");
132
133 /*
134 */
135
136 #define MPU401_HW_RIPTIDE MPU401_HW_MPU401
137 #define OPL3_HW_RIPTIDE OPL3_HW_OPL3
138
139 #define PCI_EXT_CapId 0x40
140 #define PCI_EXT_NextCapPrt 0x41
141 #define PCI_EXT_PWMC 0x42
142 #define PCI_EXT_PWSCR 0x44
143 #define PCI_EXT_Data00 0x46
144 #define PCI_EXT_PMSCR_BSE 0x47
145 #define PCI_EXT_SB_Base 0x48
146 #define PCI_EXT_FM_Base 0x4a
147 #define PCI_EXT_MPU_Base 0x4C
148 #define PCI_EXT_Game_Base 0x4E
149 #define PCI_EXT_Legacy_Mask 0x50
150 #define PCI_EXT_AsicRev 0x52
151 #define PCI_EXT_Reserved3 0x53
152
153 #define LEGACY_ENABLE_ALL 0x8000 /* legacy device options */
154 #define LEGACY_ENABLE_SB 0x4000
155 #define LEGACY_ENABLE_FM 0x2000
156 #define LEGACY_ENABLE_MPU_INT 0x1000
157 #define LEGACY_ENABLE_MPU 0x0800
158 #define LEGACY_ENABLE_GAMEPORT 0x0400
159
160 #define MAX_WRITE_RETRY 10 /* cmd interface limits */
161 #define MAX_ERROR_COUNT 10
162 #define CMDIF_TIMEOUT 50000
163 #define RESET_TRIES 5
164
165 #define READ_PORT_ULONG(p) inl((unsigned long)&(p))
166 #define WRITE_PORT_ULONG(p,x) outl(x,(unsigned long)&(p))
167
168 #define READ_AUDIO_CONTROL(p) READ_PORT_ULONG(p->audio_control)
169 #define WRITE_AUDIO_CONTROL(p,x) WRITE_PORT_ULONG(p->audio_control,x)
170 #define UMASK_AUDIO_CONTROL(p,x) WRITE_PORT_ULONG(p->audio_control,READ_PORT_ULONG(p->audio_control)|x)
171 #define MASK_AUDIO_CONTROL(p,x) WRITE_PORT_ULONG(p->audio_control,READ_PORT_ULONG(p->audio_control)&x)
172 #define READ_AUDIO_STATUS(p) READ_PORT_ULONG(p->audio_status)
173
174 #define SET_GRESET(p) UMASK_AUDIO_CONTROL(p,0x0001) /* global reset switch */
175 #define UNSET_GRESET(p) MASK_AUDIO_CONTROL(p,~0x0001)
176 #define SET_AIE(p) UMASK_AUDIO_CONTROL(p,0x0004) /* interrupt enable */
177 #define UNSET_AIE(p) MASK_AUDIO_CONTROL(p,~0x0004)
178 #define SET_AIACK(p) UMASK_AUDIO_CONTROL(p,0x0008) /* interrupt acknowledge */
179 #define UNSET_AIACKT(p) MASKAUDIO_CONTROL(p,~0x0008)
180 #define SET_ECMDAE(p) UMASK_AUDIO_CONTROL(p,0x0010)
181 #define UNSET_ECMDAE(p) MASK_AUDIO_CONTROL(p,~0x0010)
182 #define SET_ECMDBE(p) UMASK_AUDIO_CONTROL(p,0x0020)
183 #define UNSET_ECMDBE(p) MASK_AUDIO_CONTROL(p,~0x0020)
184 #define SET_EDATAF(p) UMASK_AUDIO_CONTROL(p,0x0040)
185 #define UNSET_EDATAF(p) MASK_AUDIO_CONTROL(p,~0x0040)
186 #define SET_EDATBF(p) UMASK_AUDIO_CONTROL(p,0x0080)
187 #define UNSET_EDATBF(p) MASK_AUDIO_CONTROL(p,~0x0080)
188 #define SET_ESBIRQON(p) UMASK_AUDIO_CONTROL(p,0x0100)
189 #define UNSET_ESBIRQON(p) MASK_AUDIO_CONTROL(p,~0x0100)
190 #define SET_EMPUIRQ(p) UMASK_AUDIO_CONTROL(p,0x0200)
191 #define UNSET_EMPUIRQ(p) MASK_AUDIO_CONTROL(p,~0x0200)
192 #define IS_CMDE(a) (READ_PORT_ULONG(a->stat)&0x1) /* cmd empty */
193 #define IS_DATF(a) (READ_PORT_ULONG(a->stat)&0x2) /* data filled */
194 #define IS_READY(p) (READ_AUDIO_STATUS(p)&0x0001)
195 #define IS_DLREADY(p) (READ_AUDIO_STATUS(p)&0x0002)
196 #define IS_DLERR(p) (READ_AUDIO_STATUS(p)&0x0004)
197 #define IS_GERR(p) (READ_AUDIO_STATUS(p)&0x0008) /* error ! */
198 #define IS_CMDAEIRQ(p) (READ_AUDIO_STATUS(p)&0x0010)
199 #define IS_CMDBEIRQ(p) (READ_AUDIO_STATUS(p)&0x0020)
200 #define IS_DATAFIRQ(p) (READ_AUDIO_STATUS(p)&0x0040)
201 #define IS_DATBFIRQ(p) (READ_AUDIO_STATUS(p)&0x0080)
202 #define IS_EOBIRQ(p) (READ_AUDIO_STATUS(p)&0x0100) /* interrupt status */
203 #define IS_EOSIRQ(p) (READ_AUDIO_STATUS(p)&0x0200)
204 #define IS_EOCIRQ(p) (READ_AUDIO_STATUS(p)&0x0400)
205 #define IS_UNSLIRQ(p) (READ_AUDIO_STATUS(p)&0x0800)
206 #define IS_SBIRQ(p) (READ_AUDIO_STATUS(p)&0x1000)
207 #define IS_MPUIRQ(p) (READ_AUDIO_STATUS(p)&0x2000)
208
209 #define RESP 0x00000001 /* command flags */
210 #define PARM 0x00000002
211 #define CMDA 0x00000004
212 #define CMDB 0x00000008
213 #define NILL 0x00000000
214
215 #define LONG0(a) ((u32)a) /* shifts and masks */
216 #define BYTE0(a) (LONG0(a)&0xff)
217 #define BYTE1(a) (BYTE0(a)<<8)
218 #define BYTE2(a) (BYTE0(a)<<16)
219 #define BYTE3(a) (BYTE0(a)<<24)
220 #define WORD0(a) (LONG0(a)&0xffff)
221 #define WORD1(a) (WORD0(a)<<8)
222 #define WORD2(a) (WORD0(a)<<16)
223 #define TRINIB0(a) (LONG0(a)&0xffffff)
224 #define TRINIB1(a) (TRINIB0(a)<<8)
225
226 #define RET(a) ((union cmdret *)(a))
227
228 #define SEND_GETV(p,b) sendcmd(p,RESP,GETV,0,RET(b)) /* get version */
229 #define SEND_GETC(p,b,c) sendcmd(p,PARM|RESP,GETC,c,RET(b))
230 #define SEND_GUNS(p,b) sendcmd(p,RESP,GUNS,0,RET(b))
231 #define SEND_SCID(p,b) sendcmd(p,RESP,SCID,0,RET(b))
232 #define SEND_RMEM(p,b,c,d) sendcmd(p,PARM|RESP,RMEM|BYTE1(b),LONG0(c),RET(d)) /* memory access for firmware write */
233 #define SEND_SMEM(p,b,c) sendcmd(p,PARM,SMEM|BYTE1(b),LONG0(c),RET(0)) /* memory access for firmware write */
234 #define SEND_WMEM(p,b,c) sendcmd(p,PARM,WMEM|BYTE1(b),LONG0(c),RET(0)) /* memory access for firmware write */
235 #define SEND_SDTM(p,b,c) sendcmd(p,PARM|RESP,SDTM|TRINIB1(b),0,RET(c)) /* memory access for firmware write */
236 #define SEND_GOTO(p,b) sendcmd(p,PARM,GOTO,LONG0(b),RET(0)) /* memory access for firmware write */
237 #define SEND_SETDPLL(p) sendcmd(p,0,ARM_SETDPLL,0,RET(0))
238 #define SEND_SSTR(p,b,c) sendcmd(p,PARM,SSTR|BYTE3(b),LONG0(c),RET(0)) /* start stream */
239 #define SEND_PSTR(p,b) sendcmd(p,PARM,PSTR,BYTE3(b),RET(0)) /* pause stream */
240 #define SEND_KSTR(p,b) sendcmd(p,PARM,KSTR,BYTE3(b),RET(0)) /* stop stream */
241 #define SEND_KDMA(p) sendcmd(p,0,KDMA,0,RET(0)) /* stop all dma */
242 #define SEND_GPOS(p,b,c,d) sendcmd(p,PARM|RESP,GPOS,BYTE3(c)|BYTE2(b),RET(d)) /* get position in dma */
243 #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 */
244 #define SEND_GSTS(p,b,c,d) sendcmd(p,PARM|RESP,GSTS,BYTE3(c)|BYTE2(b),RET(d))
245 #define SEND_NGPOS(p,b,c,d) sendcmd(p,PARM|RESP,NGPOS,BYTE3(c)|BYTE2(b),RET(d))
246 #define SEND_PSEL(p,b,c) sendcmd(p,PARM,PSEL,BYTE2(b)|BYTE3(c),RET(0)) /* activate lbus path */
247 #define SEND_PCLR(p,b,c) sendcmd(p,PARM,PCLR,BYTE2(b)|BYTE3(c),RET(0)) /* deactivate lbus path */
248 #define SEND_PLST(p,b) sendcmd(p,PARM,PLST,BYTE3(b),RET(0))
249 #define SEND_RSSV(p,b,c,d) sendcmd(p,PARM|RESP,RSSV,BYTE2(b)|BYTE3(c),RET(d))
250 #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 */
251 #define SEND_SSRC(p,b,c,d,e) sendcmd(p,PARM,SSRC|BYTE1(b)|WORD2(c),WORD0(d)|WORD2(e),RET(0)) /* configure source */
252 #define SEND_SLST(p,b) sendcmd(p,PARM,SLST,BYTE3(b),RET(0))
253 #define SEND_RSRC(p,b,c) sendcmd(p,RESP,RSRC|BYTE1(b),0,RET(c)) /* read source config */
254 #define SEND_SSRB(p,b,c) sendcmd(p,PARM,SSRB|BYTE1(b),WORD2(c),RET(0))
255 #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 */
256 #define SEND_RDGV(p,b,c,d) sendcmd(p,PARM|RESP,RDGV|BYTE2(b)|BYTE3(c),0,RET(d)) /* read digital mixer */
257 #define SEND_DLST(p,b) sendcmd(p,PARM,DLST,BYTE3(b),RET(0))
258 #define SEND_SACR(p,b,c) sendcmd(p,PARM,SACR,WORD0(b)|WORD2(c),RET(0)) /* set AC97 register */
259 #define SEND_RACR(p,b,c) sendcmd(p,PARM|RESP,RACR,WORD2(b),RET(c)) /* get AC97 register */
260 #define SEND_ALST(p,b) sendcmd(p,PARM,ALST,BYTE3(b),RET(0))
261 #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))
262 #define SEND_RXAC(p,b,c,d) sendcmd(p,PARM|RESP,RXAC,BYTE2(b)|BYTE3(c),RET(d))
263 #define SEND_SI2S(p,b) sendcmd(p,PARM,SI2S,WORD2(b),RET(0))
264
265 #define EOB_STATUS 0x80000000 /* status flags : block boundary */
266 #define EOS_STATUS 0x40000000 /* : stoppped */
267 #define EOC_STATUS 0x20000000 /* : stream end */
268 #define ERR_STATUS 0x10000000
269 #define EMPTY_STATUS 0x08000000
270
271 #define IEOB_ENABLE 0x1 /* enable interrupts for status notification above */
272 #define IEOS_ENABLE 0x2
273 #define IEOC_ENABLE 0x4
274 #define RDONCE 0x8
275 #define DESC_MAX_MASK 0xff
276
277 #define ST_PLAY 0x1 /* stream states */
278 #define ST_STOP 0x2
279 #define ST_PAUSE 0x4
280
281 #define I2S_INTDEC 3 /* config for I2S link */
282 #define I2S_MERGER 0
283 #define I2S_SPLITTER 0
284 #define I2S_MIXER 7
285 #define I2S_RATE 44100
286
287 #define MODEM_INTDEC 4 /* config for modem link */
288 #define MODEM_MERGER 3
289 #define MODEM_SPLITTER 0
290 #define MODEM_MIXER 11
291
292 #define FM_INTDEC 3 /* config for FM/OPL3 link */
293 #define FM_MERGER 0
294 #define FM_SPLITTER 0
295 #define FM_MIXER 9
296
297 #define SPLIT_PATH 0x80 /* path splitting flag */
298
299 enum FIRMWARE {
300 DATA_REC = 0, EXT_END_OF_FILE, EXT_SEG_ADDR_REC, EXT_GOTO_CMD_REC,
301 EXT_LIN_ADDR_REC,
302 };
303
304 enum CMDS {
305 GETV = 0x00, GETC, GUNS, SCID, RMEM =
306 0x10, SMEM, WMEM, SDTM, GOTO, SSTR =
307 0x20, PSTR, KSTR, KDMA, GPOS, SETF, GSTS, NGPOS, PSEL =
308 0x30, PCLR, PLST, RSSV, LSEL, SSRC = 0x40, SLST, RSRC, SSRB, SDGV =
309 0x50, RDGV, DLST, SACR = 0x60, RACR, ALST, TXAC, RXAC, SI2S =
310 0x70, ARM_SETDPLL = 0x72,
311 };
312
313 enum E1SOURCE {
314 ARM2LBUS_FIFO0 = 0, ARM2LBUS_FIFO1, ARM2LBUS_FIFO2, ARM2LBUS_FIFO3,
315 ARM2LBUS_FIFO4, ARM2LBUS_FIFO5, ARM2LBUS_FIFO6, ARM2LBUS_FIFO7,
316 ARM2LBUS_FIFO8, ARM2LBUS_FIFO9, ARM2LBUS_FIFO10, ARM2LBUS_FIFO11,
317 ARM2LBUS_FIFO12, ARM2LBUS_FIFO13, ARM2LBUS_FIFO14, ARM2LBUS_FIFO15,
318 INTER0_OUT, INTER1_OUT, INTER2_OUT, INTER3_OUT, INTER4_OUT,
319 INTERM0_OUT, INTERM1_OUT, INTERM2_OUT, INTERM3_OUT, INTERM4_OUT,
320 INTERM5_OUT, INTERM6_OUT, DECIMM0_OUT, DECIMM1_OUT, DECIMM2_OUT,
321 DECIMM3_OUT, DECIM0_OUT, SR3_4_OUT, OPL3_SAMPLE, ASRC0, ASRC1,
322 ACLNK2PADC, ACLNK2MODEM0RX, ACLNK2MIC, ACLNK2MODEM1RX, ACLNK2HNDMIC,
323 DIGITAL_MIXER_OUT0, GAINFUNC0_OUT, GAINFUNC1_OUT, GAINFUNC2_OUT,
324 GAINFUNC3_OUT, GAINFUNC4_OUT, SOFTMODEMTX, SPLITTER0_OUTL,
325 SPLITTER0_OUTR, SPLITTER1_OUTL, SPLITTER1_OUTR, SPLITTER2_OUTL,
326 SPLITTER2_OUTR, SPLITTER3_OUTL, SPLITTER3_OUTR, MERGER0_OUT,
327 MERGER1_OUT, MERGER2_OUT, MERGER3_OUT, ARM2LBUS_FIFO_DIRECT, NO_OUT
328 };
329
330 enum E2SINK {
331 LBUS2ARM_FIFO0 = 0, LBUS2ARM_FIFO1, LBUS2ARM_FIFO2, LBUS2ARM_FIFO3,
332 LBUS2ARM_FIFO4, LBUS2ARM_FIFO5, LBUS2ARM_FIFO6, LBUS2ARM_FIFO7,
333 INTER0_IN, INTER1_IN, INTER2_IN, INTER3_IN, INTER4_IN, INTERM0_IN,
334 INTERM1_IN, INTERM2_IN, INTERM3_IN, INTERM4_IN, INTERM5_IN, INTERM6_IN,
335 DECIMM0_IN, DECIMM1_IN, DECIMM2_IN, DECIMM3_IN, DECIM0_IN, SR3_4_IN,
336 PDAC2ACLNK, MODEM0TX2ACLNK, MODEM1TX2ACLNK, HNDSPK2ACLNK,
337 DIGITAL_MIXER_IN0, DIGITAL_MIXER_IN1, DIGITAL_MIXER_IN2,
338 DIGITAL_MIXER_IN3, DIGITAL_MIXER_IN4, DIGITAL_MIXER_IN5,
339 DIGITAL_MIXER_IN6, DIGITAL_MIXER_IN7, DIGITAL_MIXER_IN8,
340 DIGITAL_MIXER_IN9, DIGITAL_MIXER_IN10, DIGITAL_MIXER_IN11,
341 GAINFUNC0_IN, GAINFUNC1_IN, GAINFUNC2_IN, GAINFUNC3_IN, GAINFUNC4_IN,
342 SOFTMODEMRX, SPLITTER0_IN, SPLITTER1_IN, SPLITTER2_IN, SPLITTER3_IN,
343 MERGER0_INL, MERGER0_INR, MERGER1_INL, MERGER1_INR, MERGER2_INL,
344 MERGER2_INR, MERGER3_INL, MERGER3_INR, E2SINK_MAX
345 };
346
347 enum LBUS_SINK {
348 LS_SRC_INTERPOLATOR = 0, LS_SRC_INTERPOLATORM, LS_SRC_DECIMATOR,
349 LS_SRC_DECIMATORM, LS_MIXER_IN, LS_MIXER_GAIN_FUNCTION,
350 LS_SRC_SPLITTER, LS_SRC_MERGER, LS_NONE1, LS_NONE2,
351 };
352
353 enum RT_CHANNEL_IDS {
354 M0TX = 0, M1TX, TAMTX, HSSPKR, PDAC, DSNDTX0, DSNDTX1, DSNDTX2,
355 DSNDTX3, DSNDTX4, DSNDTX5, DSNDTX6, DSNDTX7, WVSTRTX, COP3DTX, SPARE,
356 M0RX, HSMIC, M1RX, CLEANRX, MICADC, PADC, COPRX1, COPRX2,
357 CHANNEL_ID_COUNTER
358 };
359
360 enum { SB_CMD = 0, MODEM_CMD, I2S_CMD0, I2S_CMD1, FM_CMD, MAX_CMD };
361
362 struct lbuspath {
363 const unsigned char *noconv;
364 const unsigned char *stereo;
365 const unsigned char *mono;
366 };
367
368 struct cmdport {
369 u32 data1; /* cmd,param */
370 u32 data2; /* param */
371 u32 stat; /* status */
372 u32 pad[5];
373 };
374
375 struct riptideport {
376 u32 audio_control; /* status registers */
377 u32 audio_status;
378 u32 pad[2];
379 struct cmdport port[2]; /* command ports */
380 };
381
382 struct cmdif {
383 struct device *dev;
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 snd_info_entry *proc_entry;
449
450 unsigned long received_irqs;
451 unsigned long handled_irqs;
452 int in_suspend;
453 };
454
455 struct sgd { /* scatter gather desriptor */
456 __le32 dwNextLink;
457 __le32 dwSegPtrPhys;
458 __le32 dwSegLen;
459 __le32 dwStat_Ctl;
460 };
461
462 struct pcmhw { /* pcm descriptor */
463 struct lbuspath paths;
464 const unsigned char *lbuspath;
465 unsigned char source;
466 unsigned char intdec[2];
467 unsigned char mixer;
468 unsigned char id;
469 unsigned char state;
470 unsigned int rate;
471 unsigned int channels;
472 snd_pcm_format_t format;
473 struct snd_dma_buffer sgdlist;
474 struct sgd *sgdbuf;
475 unsigned int size;
476 unsigned int pages;
477 unsigned int oldpos;
478 unsigned int pointer;
479 };
480
481 #define CMDRET_ZERO (union cmdret){{(u32)0, (u32) 0}}
482
483 static int sendcmd(struct cmdif *cif, u32 flags, u32 cmd, u32 parm,
484 union cmdret *ret);
485 static int getsourcesink(struct cmdif *cif, unsigned char source,
486 unsigned char sink, unsigned char *a,
487 unsigned char *b);
488 static int snd_riptide_initialize(struct snd_riptide *chip);
489 static int riptide_reset(struct cmdif *cif, struct snd_riptide *chip);
490
491 /*
492 */
493
494 static const struct pci_device_id snd_riptide_ids[] = {
495 { PCI_DEVICE(0x127a, 0x4310) },
496 { PCI_DEVICE(0x127a, 0x4320) },
497 { PCI_DEVICE(0x127a, 0x4330) },
498 { PCI_DEVICE(0x127a, 0x4340) },
499 {0,},
500 };
501
502 #ifdef SUPPORT_JOYSTICK
503 static const struct pci_device_id snd_riptide_joystick_ids[] = {
504 { PCI_DEVICE(0x127a, 0x4312) },
505 { PCI_DEVICE(0x127a, 0x4322) },
506 { PCI_DEVICE(0x127a, 0x4332) },
507 { PCI_DEVICE(0x127a, 0x4342) },
508 {0,},
509 };
510 #endif
511
512 MODULE_DEVICE_TABLE(pci, snd_riptide_ids);
513
514 /*
515 */
516
517 static const unsigned char lbusin2out[E2SINK_MAX + 1][2] = {
518 {NO_OUT, LS_NONE1}, {NO_OUT, LS_NONE2}, {NO_OUT, LS_NONE1}, {NO_OUT,
519 LS_NONE2},
520 {NO_OUT, LS_NONE1}, {NO_OUT, LS_NONE2}, {NO_OUT, LS_NONE1}, {NO_OUT,
521 LS_NONE2},
522 {INTER0_OUT, LS_SRC_INTERPOLATOR}, {INTER1_OUT, LS_SRC_INTERPOLATOR},
523 {INTER2_OUT, LS_SRC_INTERPOLATOR}, {INTER3_OUT, LS_SRC_INTERPOLATOR},
524 {INTER4_OUT, LS_SRC_INTERPOLATOR}, {INTERM0_OUT, LS_SRC_INTERPOLATORM},
525 {INTERM1_OUT, LS_SRC_INTERPOLATORM}, {INTERM2_OUT,
526 LS_SRC_INTERPOLATORM},
527 {INTERM3_OUT, LS_SRC_INTERPOLATORM}, {INTERM4_OUT,
528 LS_SRC_INTERPOLATORM},
529 {INTERM5_OUT, LS_SRC_INTERPOLATORM}, {INTERM6_OUT,
530 LS_SRC_INTERPOLATORM},
531 {DECIMM0_OUT, LS_SRC_DECIMATORM}, {DECIMM1_OUT, LS_SRC_DECIMATORM},
532 {DECIMM2_OUT, LS_SRC_DECIMATORM}, {DECIMM3_OUT, LS_SRC_DECIMATORM},
533 {DECIM0_OUT, LS_SRC_DECIMATOR}, {SR3_4_OUT, LS_NONE1}, {NO_OUT,
534 LS_NONE2},
535 {NO_OUT, LS_NONE1}, {NO_OUT, LS_NONE2}, {NO_OUT, LS_NONE1},
536 {DIGITAL_MIXER_OUT0, LS_MIXER_IN}, {DIGITAL_MIXER_OUT0, LS_MIXER_IN},
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 {GAINFUNC0_OUT, LS_MIXER_GAIN_FUNCTION}, {GAINFUNC1_OUT,
543 LS_MIXER_GAIN_FUNCTION},
544 {GAINFUNC2_OUT, LS_MIXER_GAIN_FUNCTION}, {GAINFUNC3_OUT,
545 LS_MIXER_GAIN_FUNCTION},
546 {GAINFUNC4_OUT, LS_MIXER_GAIN_FUNCTION}, {SOFTMODEMTX, LS_NONE1},
547 {SPLITTER0_OUTL, LS_SRC_SPLITTER}, {SPLITTER1_OUTL, LS_SRC_SPLITTER},
548 {SPLITTER2_OUTL, LS_SRC_SPLITTER}, {SPLITTER3_OUTL, LS_SRC_SPLITTER},
549 {MERGER0_OUT, LS_SRC_MERGER}, {MERGER0_OUT, LS_SRC_MERGER},
550 {MERGER1_OUT, LS_SRC_MERGER},
551 {MERGER1_OUT, LS_SRC_MERGER}, {MERGER2_OUT, LS_SRC_MERGER},
552 {MERGER2_OUT, LS_SRC_MERGER},
553 {MERGER3_OUT, LS_SRC_MERGER}, {MERGER3_OUT, LS_SRC_MERGER}, {NO_OUT,
554 LS_NONE2},
555 };
556
557 static const unsigned char lbus_play_opl3[] = {
558 DIGITAL_MIXER_IN0 + FM_MIXER, 0xff
559 };
560 static const unsigned char lbus_play_modem[] = {
561 DIGITAL_MIXER_IN0 + MODEM_MIXER, 0xff
562 };
563 static const unsigned char lbus_play_i2s[] = {
564 INTER0_IN + I2S_INTDEC, DIGITAL_MIXER_IN0 + I2S_MIXER, 0xff
565 };
566 static const unsigned char lbus_play_out[] = {
567 PDAC2ACLNK, 0xff
568 };
569 static const unsigned char lbus_play_outhp[] = {
570 HNDSPK2ACLNK, 0xff
571 };
572 static const unsigned char lbus_play_noconv1[] = {
573 DIGITAL_MIXER_IN0, 0xff
574 };
575 static const unsigned char lbus_play_stereo1[] = {
576 INTER0_IN, DIGITAL_MIXER_IN0, 0xff
577 };
578 static const unsigned char lbus_play_mono1[] = {
579 INTERM0_IN, DIGITAL_MIXER_IN0, 0xff
580 };
581 static const unsigned char lbus_play_noconv2[] = {
582 DIGITAL_MIXER_IN1, 0xff
583 };
584 static const unsigned char lbus_play_stereo2[] = {
585 INTER1_IN, DIGITAL_MIXER_IN1, 0xff
586 };
587 static const unsigned char lbus_play_mono2[] = {
588 INTERM1_IN, DIGITAL_MIXER_IN1, 0xff
589 };
590 static const unsigned char lbus_play_noconv3[] = {
591 DIGITAL_MIXER_IN2, 0xff
592 };
593 static const unsigned char lbus_play_stereo3[] = {
594 INTER2_IN, DIGITAL_MIXER_IN2, 0xff
595 };
596 static const unsigned char lbus_play_mono3[] = {
597 INTERM2_IN, DIGITAL_MIXER_IN2, 0xff
598 };
599 static const unsigned char lbus_rec_noconv1[] = {
600 LBUS2ARM_FIFO5, 0xff
601 };
602 static const unsigned char lbus_rec_stereo1[] = {
603 DECIM0_IN, LBUS2ARM_FIFO5, 0xff
604 };
605 static const unsigned char lbus_rec_mono1[] = {
606 DECIMM3_IN, LBUS2ARM_FIFO5, 0xff
607 };
608
609 static const unsigned char play_ids[] = { 4, 1, 2, };
610 static const unsigned char play_sources[] = {
611 ARM2LBUS_FIFO4, ARM2LBUS_FIFO1, ARM2LBUS_FIFO2,
612 };
613 static const struct lbuspath lbus_play_paths[] = {
614 {
615 .noconv = lbus_play_noconv1,
616 .stereo = lbus_play_stereo1,
617 .mono = lbus_play_mono1,
618 },
619 {
620 .noconv = lbus_play_noconv2,
621 .stereo = lbus_play_stereo2,
622 .mono = lbus_play_mono2,
623 },
624 {
625 .noconv = lbus_play_noconv3,
626 .stereo = lbus_play_stereo3,
627 .mono = lbus_play_mono3,
628 },
629 };
630 static const struct lbuspath lbus_rec_path = {
631 .noconv = lbus_rec_noconv1,
632 .stereo = lbus_rec_stereo1,
633 .mono = lbus_rec_mono1,
634 };
635
636 #define FIRMWARE_VERSIONS 1
637 static union firmware_version firmware_versions[] = {
638 {
639 .firmware = {
640 .ASIC = 3,
641 .CODEC = 2,
642 .AUXDSP = 3,
643 .PROG = 773,
644 },
645 },
646 };
647
atoh(const unsigned char * in,unsigned int len)648 static u32 atoh(const unsigned char *in, unsigned int len)
649 {
650 u32 sum = 0;
651 unsigned int mult = 1;
652 unsigned char c;
653
654 while (len) {
655 int value;
656
657 c = in[len - 1];
658 value = hex_to_bin(c);
659 if (value >= 0)
660 sum += mult * value;
661 mult *= 16;
662 --len;
663 }
664 return sum;
665 }
666
senddata(struct cmdif * cif,const unsigned char * in,u32 offset)667 static int senddata(struct cmdif *cif, const unsigned char *in, u32 offset)
668 {
669 u32 addr;
670 u32 data;
671 u32 i;
672 const unsigned char *p;
673
674 i = atoh(&in[1], 2);
675 addr = offset + atoh(&in[3], 4);
676 if (SEND_SMEM(cif, 0, addr) != 0)
677 return -EACCES;
678 p = in + 9;
679 while (i) {
680 data = atoh(p, 8);
681 if (SEND_WMEM(cif, 2,
682 ((data & 0x0f0f0f0f) << 4) | ((data & 0xf0f0f0f0)
683 >> 4)))
684 return -EACCES;
685 i -= 4;
686 p += 8;
687 }
688 return 0;
689 }
690
loadfirmware(struct cmdif * cif,const unsigned char * img,unsigned int size)691 static int loadfirmware(struct cmdif *cif, const unsigned char *img,
692 unsigned int size)
693 {
694 const unsigned char *in;
695 u32 laddr, saddr, t, val;
696 int err = 0;
697
698 laddr = saddr = 0;
699 while (size > 0 && err == 0) {
700 in = img;
701 if (in[0] == ':') {
702 t = atoh(&in[7], 2);
703 switch (t) {
704 case DATA_REC:
705 err = senddata(cif, in, laddr + saddr);
706 break;
707 case EXT_SEG_ADDR_REC:
708 saddr = atoh(&in[9], 4) << 4;
709 break;
710 case EXT_LIN_ADDR_REC:
711 laddr = atoh(&in[9], 4) << 16;
712 break;
713 case EXT_GOTO_CMD_REC:
714 val = atoh(&in[9], 8);
715 if (SEND_GOTO(cif, val) != 0)
716 err = -EACCES;
717 break;
718 case EXT_END_OF_FILE:
719 size = 0;
720 break;
721 default:
722 break;
723 }
724 while (size > 0) {
725 size--;
726 if (*img++ == '\n')
727 break;
728 }
729 }
730 }
731 dev_dbg(cif->dev, "load firmware return %d\n", err);
732 return err;
733 }
734
735 static void
alloclbuspath(struct cmdif * cif,unsigned char source,const unsigned char * path,unsigned char * mixer,unsigned char * s)736 alloclbuspath(struct cmdif *cif, unsigned char source,
737 const unsigned char *path, unsigned char *mixer, unsigned char *s)
738 {
739 while (*path != 0xff) {
740 unsigned char sink, type;
741
742 sink = *path & (~SPLIT_PATH);
743 if (sink != E2SINK_MAX) {
744 dev_dbg(cif->dev, "alloc path 0x%x->0x%x\n", source, sink);
745 SEND_PSEL(cif, source, sink);
746 source = lbusin2out[sink][0];
747 type = lbusin2out[sink][1];
748 if (type == LS_MIXER_IN) {
749 if (mixer)
750 *mixer = sink - DIGITAL_MIXER_IN0;
751 }
752 if (type == LS_SRC_DECIMATORM ||
753 type == LS_SRC_DECIMATOR ||
754 type == LS_SRC_INTERPOLATORM ||
755 type == LS_SRC_INTERPOLATOR) {
756 if (s) {
757 if (s[0] != 0xff)
758 s[1] = sink;
759 else
760 s[0] = sink;
761 }
762 }
763 }
764 if (*path++ & SPLIT_PATH) {
765 const unsigned char *npath = path;
766
767 while (*npath != 0xff)
768 npath++;
769 alloclbuspath(cif, source + 1, ++npath, mixer, s);
770 }
771 }
772 }
773
774 static void
freelbuspath(struct cmdif * cif,unsigned char source,const unsigned char * path)775 freelbuspath(struct cmdif *cif, unsigned char source, const unsigned char *path)
776 {
777 while (*path != 0xff) {
778 unsigned char sink;
779
780 sink = *path & (~SPLIT_PATH);
781 if (sink != E2SINK_MAX) {
782 dev_dbg(cif->dev, "free path 0x%x->0x%x\n", source, sink);
783 SEND_PCLR(cif, source, sink);
784 source = lbusin2out[sink][0];
785 }
786 if (*path++ & SPLIT_PATH) {
787 const unsigned char *npath = path;
788
789 while (*npath != 0xff)
790 npath++;
791 freelbuspath(cif, source + 1, ++npath);
792 }
793 }
794 }
795
writearm(struct cmdif * cif,u32 addr,u32 data,u32 mask)796 static int writearm(struct cmdif *cif, u32 addr, u32 data, u32 mask)
797 {
798 union cmdret rptr = CMDRET_ZERO;
799 unsigned int i = MAX_WRITE_RETRY;
800 int flag = 1;
801
802 SEND_RMEM(cif, 0x02, addr, &rptr);
803 rptr.retlongs[0] &= (~mask);
804
805 while (--i) {
806 SEND_SMEM(cif, 0x01, addr);
807 SEND_WMEM(cif, 0x02, (rptr.retlongs[0] | data));
808 SEND_RMEM(cif, 0x02, addr, &rptr);
809 if ((rptr.retlongs[0] & data) == data) {
810 flag = 0;
811 break;
812 } else
813 rptr.retlongs[0] &= ~mask;
814 }
815 dev_dbg(cif->dev, "send arm 0x%x 0x%x 0x%x return %d\n", addr, data, mask,
816 flag);
817 return flag;
818 }
819
sendcmd(struct cmdif * cif,u32 flags,u32 cmd,u32 parm,union cmdret * ret)820 static int sendcmd(struct cmdif *cif, u32 flags, u32 cmd, u32 parm,
821 union cmdret *ret)
822 {
823 int i, j;
824 int err;
825 unsigned int time = 0;
826 unsigned long irqflags;
827 struct riptideport *hwport;
828 struct cmdport *cmdport = NULL;
829
830 if (snd_BUG_ON(!cif))
831 return -EINVAL;
832
833 hwport = cif->hwport;
834 if (cif->errcnt > MAX_ERROR_COUNT) {
835 if (cif->is_reset) {
836 dev_err(cif->dev,
837 "Riptide: Too many failed cmds, reinitializing\n");
838 if (riptide_reset(cif, NULL) == 0) {
839 cif->errcnt = 0;
840 return -EIO;
841 }
842 }
843 dev_err(cif->dev, "Riptide: Initialization failed.\n");
844 return -EINVAL;
845 }
846 if (ret) {
847 ret->retlongs[0] = 0;
848 ret->retlongs[1] = 0;
849 }
850 i = 0;
851 spin_lock_irqsave(&cif->lock, irqflags);
852 while (i++ < CMDIF_TIMEOUT && !IS_READY(cif->hwport))
853 udelay(10);
854 if (i > CMDIF_TIMEOUT) {
855 err = -EBUSY;
856 goto errout;
857 }
858
859 err = 0;
860 for (j = 0, time = 0; time < CMDIF_TIMEOUT; j++, time += 2) {
861 cmdport = &(hwport->port[j % 2]);
862 if (IS_DATF(cmdport)) { /* free pending data */
863 READ_PORT_ULONG(cmdport->data1);
864 READ_PORT_ULONG(cmdport->data2);
865 }
866 if (IS_CMDE(cmdport)) {
867 if (flags & PARM) /* put data */
868 WRITE_PORT_ULONG(cmdport->data2, parm);
869 WRITE_PORT_ULONG(cmdport->data1, cmd); /* write cmd */
870 if ((flags & RESP) && ret) {
871 while (!IS_DATF(cmdport) &&
872 time < CMDIF_TIMEOUT) {
873 udelay(10);
874 time++;
875 }
876 if (time < CMDIF_TIMEOUT) { /* read response */
877 ret->retlongs[0] =
878 READ_PORT_ULONG(cmdport->data1);
879 ret->retlongs[1] =
880 READ_PORT_ULONG(cmdport->data2);
881 } else {
882 err = -ENOSYS;
883 goto errout;
884 }
885 }
886 break;
887 }
888 udelay(20);
889 }
890 if (time == CMDIF_TIMEOUT) {
891 err = -ENODATA;
892 goto errout;
893 }
894 spin_unlock_irqrestore(&cif->lock, irqflags);
895
896 cif->cmdcnt++; /* update command statistics */
897 cif->cmdtime += time;
898 if (time > cif->cmdtimemax)
899 cif->cmdtimemax = time;
900 if (time < cif->cmdtimemin)
901 cif->cmdtimemin = time;
902 if ((cif->cmdcnt) % 1000 == 0)
903 dev_dbg(cif->dev,
904 "send cmd %d time: %d mintime: %d maxtime %d err: %d\n",
905 cif->cmdcnt, cif->cmdtime, cif->cmdtimemin,
906 cif->cmdtimemax, cif->errcnt);
907 return 0;
908
909 errout:
910 cif->errcnt++;
911 spin_unlock_irqrestore(&cif->lock, irqflags);
912 dev_dbg(cif->dev,
913 "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",
914 cif->cmdcnt, (int)((void *)&(cmdport->stat) - (void *)hwport),
915 flags, cmd, parm, ret ? ret->retlongs[0] : 0,
916 ret ? ret->retlongs[1] : 0, IS_CMDE(cmdport), IS_DATF(cmdport),
917 err);
918 return err;
919 }
920
921 static int
setmixer(struct cmdif * cif,short num,unsigned short rval,unsigned short lval)922 setmixer(struct cmdif *cif, short num, unsigned short rval, unsigned short lval)
923 {
924 union cmdret rptr = CMDRET_ZERO;
925 int i = 0;
926
927 dev_dbg(cif->dev, "sent mixer %d: 0x%x 0x%x\n", num, rval, lval);
928 do {
929 SEND_SDGV(cif, num, num, rval, lval);
930 SEND_RDGV(cif, num, num, &rptr);
931 if (rptr.retwords[0] == lval && rptr.retwords[1] == rval)
932 return 0;
933 } while (i++ < MAX_WRITE_RETRY);
934 dev_dbg(cif->dev, "sent mixer failed\n");
935 return -EIO;
936 }
937
getpaths(struct cmdif * cif,unsigned char * o)938 static int getpaths(struct cmdif *cif, unsigned char *o)
939 {
940 unsigned char src[E2SINK_MAX];
941 unsigned char sink[E2SINK_MAX];
942 int i, j = 0;
943
944 for (i = 0; i < E2SINK_MAX; i++) {
945 getsourcesink(cif, i, i, &src[i], &sink[i]);
946 if (sink[i] < E2SINK_MAX) {
947 o[j++] = sink[i];
948 o[j++] = i;
949 }
950 }
951 return j;
952 }
953
954 static int
getsourcesink(struct cmdif * cif,unsigned char source,unsigned char sink,unsigned char * a,unsigned char * b)955 getsourcesink(struct cmdif *cif, unsigned char source, unsigned char sink,
956 unsigned char *a, unsigned char *b)
957 {
958 union cmdret rptr = CMDRET_ZERO;
959
960 if (SEND_RSSV(cif, source, sink, &rptr) &&
961 SEND_RSSV(cif, source, sink, &rptr))
962 return -EIO;
963 *a = rptr.retbytes[0];
964 *b = rptr.retbytes[1];
965 dev_dbg(cif->dev, "%s 0x%x 0x%x\n", __func__, *a, *b);
966 return 0;
967 }
968
969 static int
getsamplerate(struct cmdif * cif,unsigned char * intdec,unsigned int * rate)970 getsamplerate(struct cmdif *cif, unsigned char *intdec, unsigned int *rate)
971 {
972 unsigned char *s;
973 unsigned int p[2] = { 0, 0 };
974 int i;
975 union cmdret rptr = CMDRET_ZERO;
976
977 s = intdec;
978 for (i = 0; i < 2; i++) {
979 if (*s != 0xff) {
980 if (SEND_RSRC(cif, *s, &rptr) &&
981 SEND_RSRC(cif, *s, &rptr))
982 return -EIO;
983 p[i] += rptr.retwords[1];
984 p[i] *= rptr.retwords[2];
985 p[i] += rptr.retwords[3];
986 p[i] /= 65536;
987 }
988 s++;
989 }
990 if (p[0]) {
991 if (p[1] != p[0])
992 dev_dbg(cif->dev, "rates differ %d %d\n", p[0], p[1]);
993 *rate = (unsigned int)p[0];
994 } else
995 *rate = (unsigned int)p[1];
996 dev_dbg(cif->dev, "getsampleformat %d %d %d\n", intdec[0], intdec[1], *rate);
997 return 0;
998 }
999
1000 static int
setsampleformat(struct cmdif * cif,unsigned char mixer,unsigned char id,unsigned char channels,snd_pcm_format_t format)1001 setsampleformat(struct cmdif *cif,
1002 unsigned char mixer, unsigned char id,
1003 unsigned char channels, snd_pcm_format_t format)
1004 {
1005 unsigned char w, ch, sig, order;
1006
1007 dev_dbg(cif->dev,
1008 "%s mixer: %d id: %d channels: %d format: %d\n",
1009 __func__, mixer, id, channels, format);
1010 ch = channels == 1;
1011 w = snd_pcm_format_width(format) == 8;
1012 sig = snd_pcm_format_unsigned(format) != 0;
1013 order = snd_pcm_format_big_endian(format) != 0;
1014
1015 if (SEND_SETF(cif, mixer, w, ch, order, sig, id) &&
1016 SEND_SETF(cif, mixer, w, ch, order, sig, id)) {
1017 dev_dbg(cif->dev, "%s failed\n", __func__);
1018 return -EIO;
1019 }
1020 return 0;
1021 }
1022
1023 static int
setsamplerate(struct cmdif * cif,unsigned char * intdec,unsigned int rate)1024 setsamplerate(struct cmdif *cif, unsigned char *intdec, unsigned int rate)
1025 {
1026 u32 D, M, N;
1027 union cmdret rptr = CMDRET_ZERO;
1028 int i;
1029
1030 dev_dbg(cif->dev, "%s intdec: %d,%d rate: %d\n", __func__,
1031 intdec[0], intdec[1], rate);
1032 D = 48000;
1033 M = ((rate == 48000) ? 47999 : rate) * 65536;
1034 N = M % D;
1035 M /= D;
1036 for (i = 0; i < 2; i++) {
1037 if (*intdec != 0xff) {
1038 do {
1039 SEND_SSRC(cif, *intdec, D, M, N);
1040 SEND_RSRC(cif, *intdec, &rptr);
1041 } while (rptr.retwords[1] != D &&
1042 rptr.retwords[2] != M &&
1043 rptr.retwords[3] != N &&
1044 i++ < MAX_WRITE_RETRY);
1045 if (i > MAX_WRITE_RETRY) {
1046 dev_dbg(cif->dev, "sent samplerate %d: %d failed\n",
1047 *intdec, rate);
1048 return -EIO;
1049 }
1050 }
1051 intdec++;
1052 }
1053 return 0;
1054 }
1055
1056 static int
getmixer(struct cmdif * cif,short num,unsigned short * rval,unsigned short * lval)1057 getmixer(struct cmdif *cif, short num, unsigned short *rval,
1058 unsigned short *lval)
1059 {
1060 union cmdret rptr = CMDRET_ZERO;
1061
1062 if (SEND_RDGV(cif, num, num, &rptr) && SEND_RDGV(cif, num, num, &rptr))
1063 return -EIO;
1064 *rval = rptr.retwords[0];
1065 *lval = rptr.retwords[1];
1066 dev_dbg(cif->dev, "got mixer %d: 0x%x 0x%x\n", num, *rval, *lval);
1067 return 0;
1068 }
1069
riptide_handleirq(int irq,void * dev_id)1070 static irqreturn_t riptide_handleirq(int irq, void *dev_id)
1071 {
1072 struct snd_riptide *chip = dev_id;
1073 struct cmdif *cif = chip->cif;
1074 struct snd_pcm_substream *substream[PLAYBACK_SUBSTREAMS + 1];
1075 struct snd_pcm_runtime *runtime;
1076 struct pcmhw *data = NULL;
1077 unsigned int pos, period_bytes;
1078 struct sgd *c;
1079 int i, j;
1080 unsigned int flag;
1081
1082 if (!cif)
1083 return IRQ_HANDLED;
1084
1085 for (i = 0; i < PLAYBACK_SUBSTREAMS; i++)
1086 substream[i] = chip->playback_substream[i];
1087 substream[i] = chip->capture_substream;
1088 for (i = 0; i < PLAYBACK_SUBSTREAMS + 1; i++) {
1089 if (!substream[i])
1090 continue;
1091 runtime = substream[i]->runtime;
1092 if (!runtime)
1093 continue;
1094 data = runtime->private_data;
1095 if (!data)
1096 continue;
1097 if (data->state != ST_STOP) {
1098 pos = 0;
1099 for (j = 0; j < data->pages; j++) {
1100 c = &data->sgdbuf[j];
1101 flag = le32_to_cpu(c->dwStat_Ctl);
1102 if (flag & EOB_STATUS)
1103 pos += le32_to_cpu(c->dwSegLen);
1104 if (flag & EOC_STATUS)
1105 pos += le32_to_cpu(c->dwSegLen);
1106 if ((flag & EOS_STATUS)
1107 && (data->state == ST_PLAY)) {
1108 data->state = ST_STOP;
1109 dev_err(cif->dev,
1110 "Riptide: DMA stopped unexpectedly\n");
1111 }
1112 c->dwStat_Ctl =
1113 cpu_to_le32(flag &
1114 ~(EOS_STATUS | EOB_STATUS |
1115 EOC_STATUS));
1116 }
1117 data->pointer += pos;
1118 pos += data->oldpos;
1119 if (data->state != ST_STOP) {
1120 period_bytes =
1121 frames_to_bytes(runtime,
1122 runtime->period_size);
1123 dev_dbg(cif->dev,
1124 "interrupt 0x%x after 0x%lx of 0x%lx frames in period\n",
1125 READ_AUDIO_STATUS(cif->hwport),
1126 bytes_to_frames(runtime, pos),
1127 runtime->period_size);
1128 j = 0;
1129 if (pos >= period_bytes) {
1130 j++;
1131 while (pos >= period_bytes)
1132 pos -= period_bytes;
1133 }
1134 data->oldpos = pos;
1135 if (j > 0)
1136 snd_pcm_period_elapsed(substream[i]);
1137 }
1138 }
1139 }
1140
1141 return IRQ_HANDLED;
1142 }
1143
riptide_suspend(struct device * dev)1144 static int riptide_suspend(struct device *dev)
1145 {
1146 struct snd_card *card = dev_get_drvdata(dev);
1147 struct snd_riptide *chip = card->private_data;
1148
1149 chip->in_suspend = 1;
1150 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
1151 snd_ac97_suspend(chip->ac97);
1152 return 0;
1153 }
1154
riptide_resume(struct device * dev)1155 static int riptide_resume(struct device *dev)
1156 {
1157 struct snd_card *card = dev_get_drvdata(dev);
1158 struct snd_riptide *chip = card->private_data;
1159
1160 snd_riptide_initialize(chip);
1161 snd_ac97_resume(chip->ac97);
1162 snd_power_change_state(card, SNDRV_CTL_POWER_D0);
1163 chip->in_suspend = 0;
1164 return 0;
1165 }
1166
1167 static DEFINE_SIMPLE_DEV_PM_OPS(riptide_pm, riptide_suspend, riptide_resume);
1168
try_to_load_firmware(struct cmdif * cif,struct snd_riptide * chip)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 dev_err(cif->dev,
1189 "Riptide: device not ready, audio status: 0x%x ready: %d gerr: %d\n",
1190 READ_AUDIO_STATUS(cif->hwport),
1191 IS_READY(cif->hwport), IS_GERR(cif->hwport));
1192 return -EIO;
1193 } else {
1194 dev_dbg(cif->dev,
1195 "Riptide: audio status: 0x%x ready: %d gerr: %d\n",
1196 READ_AUDIO_STATUS(cif->hwport),
1197 IS_READY(cif->hwport), IS_GERR(cif->hwport));
1198 }
1199
1200 SEND_GETV(cif, &firmware.ret);
1201 dev_dbg(cif->dev,
1202 "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 dev_dbg(cif->dev, "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 dev_err(cif->dev,
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 dev_err(cif->dev,
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
riptide_reset(struct cmdif * cif,struct snd_riptide * chip)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 dev_dbg(cif->dev, "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
snd_riptide_pointer(struct snd_pcm_substream * substream)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 dev_dbg(cif->dev,
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 dev_dbg(cif->dev,
1370 "stream not started or strange parms (%d %ld)\n",
1371 data->size, runtime->period_size);
1372 ret = bytes_to_frames(runtime, 0);
1373 }
1374 return ret;
1375 }
1376
snd_riptide_trigger(struct snd_pcm_substream * substream,int cmd)1377 static int snd_riptide_trigger(struct snd_pcm_substream *substream, int cmd)
1378 {
1379 int i, j;
1380 struct snd_riptide *chip = snd_pcm_substream_chip(substream);
1381 struct pcmhw *data = get_pcmhwdev(substream);
1382 struct cmdif *cif = chip->cif;
1383 union cmdret rptr = CMDRET_ZERO;
1384
1385 spin_lock(&chip->lock);
1386 switch (cmd) {
1387 case SNDRV_PCM_TRIGGER_START:
1388 case SNDRV_PCM_TRIGGER_RESUME:
1389 if (!(data->state & ST_PLAY)) {
1390 SEND_SSTR(cif, data->id, data->sgdlist.addr);
1391 SET_AIE(cif->hwport);
1392 data->state = ST_PLAY;
1393 if (data->mixer != 0xff)
1394 setmixer(cif, data->mixer, 0x7fff, 0x7fff);
1395 chip->openstreams++;
1396 data->oldpos = 0;
1397 data->pointer = 0;
1398 }
1399 break;
1400 case SNDRV_PCM_TRIGGER_STOP:
1401 case SNDRV_PCM_TRIGGER_SUSPEND:
1402 if (data->mixer != 0xff)
1403 setmixer(cif, data->mixer, 0, 0);
1404 setmixer(cif, data->mixer, 0, 0);
1405 SEND_KSTR(cif, data->id);
1406 data->state = ST_STOP;
1407 chip->openstreams--;
1408 j = 0;
1409 do {
1410 i = rptr.retlongs[1];
1411 SEND_GPOS(cif, 0, data->id, &rptr);
1412 udelay(1);
1413 } while (i != rptr.retlongs[1] && j++ < MAX_WRITE_RETRY);
1414 if (j > MAX_WRITE_RETRY)
1415 dev_err(cif->dev, "Riptide: Could not stop stream!");
1416 break;
1417 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
1418 if (!(data->state & ST_PAUSE)) {
1419 SEND_PSTR(cif, data->id);
1420 data->state |= ST_PAUSE;
1421 chip->openstreams--;
1422 }
1423 break;
1424 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
1425 if (data->state & ST_PAUSE) {
1426 SEND_SSTR(cif, data->id, data->sgdlist.addr);
1427 data->state &= ~ST_PAUSE;
1428 chip->openstreams++;
1429 }
1430 break;
1431 default:
1432 spin_unlock(&chip->lock);
1433 return -EINVAL;
1434 }
1435 spin_unlock(&chip->lock);
1436 return 0;
1437 }
1438
snd_riptide_prepare(struct snd_pcm_substream * substream)1439 static int snd_riptide_prepare(struct snd_pcm_substream *substream)
1440 {
1441 struct snd_riptide *chip = snd_pcm_substream_chip(substream);
1442 struct snd_pcm_runtime *runtime = substream->runtime;
1443 struct pcmhw *data = get_pcmhwdev(substream);
1444 struct cmdif *cif = chip->cif;
1445 const unsigned char *lbuspath = NULL;
1446 unsigned int rate, channels;
1447 int err = 0;
1448 snd_pcm_format_t format;
1449
1450 if (snd_BUG_ON(!cif || !data))
1451 return -EINVAL;
1452
1453 dev_dbg(cif->dev, "prepare id %d ch: %d f:0x%x r:%d\n", data->id,
1454 runtime->channels, runtime->format, runtime->rate);
1455
1456 spin_lock_irq(&chip->lock);
1457 channels = runtime->channels;
1458 format = runtime->format;
1459 rate = runtime->rate;
1460 switch (channels) {
1461 case 1:
1462 if (rate == 48000 && format == SNDRV_PCM_FORMAT_S16_LE)
1463 lbuspath = data->paths.noconv;
1464 else
1465 lbuspath = data->paths.mono;
1466 break;
1467 case 2:
1468 if (rate == 48000 && format == SNDRV_PCM_FORMAT_S16_LE)
1469 lbuspath = data->paths.noconv;
1470 else
1471 lbuspath = data->paths.stereo;
1472 break;
1473 }
1474 dev_dbg(cif->dev, "use sgdlist at 0x%p\n", 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 dev_dbg(cif->dev,
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
snd_riptide_hw_params(struct snd_pcm_substream * substream,struct snd_pcm_hw_params * hw_params)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 dev_dbg(chip->card->dev, "hw params id %d (sgdlist: 0x%p 0x%lx %d)\n",
1548 data->id, sgdlist->area, (unsigned long)sgdlist->addr,
1549 (int)sgdlist->bytes);
1550 if (sgdlist->area)
1551 snd_dma_free_pages(sgdlist);
1552 err = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, &chip->pci->dev,
1553 sizeof(struct sgd) * (DESC_MAX_MASK + 1),
1554 sgdlist);
1555 if (err < 0) {
1556 dev_err(chip->card->dev,
1557 "Riptide: failed to alloc %d dma bytes\n",
1558 (int)sizeof(struct sgd) * (DESC_MAX_MASK + 1));
1559 return err;
1560 }
1561 data->sgdbuf = (struct sgd *)sgdlist->area;
1562 return 0;
1563 }
1564
snd_riptide_hw_free(struct snd_pcm_substream * substream)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 0;
1585 }
1586
snd_riptide_playback_open(struct snd_pcm_substream * substream)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
snd_riptide_capture_open(struct snd_pcm_substream * substream)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
snd_riptide_playback_close(struct snd_pcm_substream * substream)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
snd_riptide_capture_close(struct snd_pcm_substream * substream)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 .hw_params = snd_riptide_hw_params,
1661 .hw_free = snd_riptide_hw_free,
1662 .prepare = snd_riptide_prepare,
1663 .trigger = snd_riptide_trigger,
1664 .pointer = snd_riptide_pointer,
1665 };
1666 static const struct snd_pcm_ops snd_riptide_capture_ops = {
1667 .open = snd_riptide_capture_open,
1668 .close = snd_riptide_capture_close,
1669 .hw_params = snd_riptide_hw_params,
1670 .hw_free = snd_riptide_hw_free,
1671 .prepare = snd_riptide_prepare,
1672 .trigger = snd_riptide_trigger,
1673 .pointer = snd_riptide_pointer,
1674 };
1675
snd_riptide_pcm(struct snd_riptide * chip,int device)1676 static int snd_riptide_pcm(struct snd_riptide *chip, int device)
1677 {
1678 struct snd_pcm *pcm;
1679 int err;
1680
1681 err = snd_pcm_new(chip->card, "RIPTIDE", device, PLAYBACK_SUBSTREAMS, 1,
1682 &pcm);
1683 if (err < 0)
1684 return err;
1685 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1686 &snd_riptide_playback_ops);
1687 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,
1688 &snd_riptide_capture_ops);
1689 pcm->private_data = chip;
1690 pcm->info_flags = 0;
1691 strscpy(pcm->name, "RIPTIDE");
1692 chip->pcm = pcm;
1693 snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV_SG,
1694 &chip->pci->dev, 64 * 1024, 128 * 1024);
1695 return 0;
1696 }
1697
1698 static irqreturn_t
snd_riptide_interrupt(int irq,void * dev_id)1699 snd_riptide_interrupt(int irq, void *dev_id)
1700 {
1701 struct snd_riptide *chip = dev_id;
1702 struct cmdif *cif = chip->cif;
1703 irqreturn_t ret = IRQ_HANDLED;
1704
1705 if (cif) {
1706 chip->received_irqs++;
1707 if (IS_EOBIRQ(cif->hwport) || IS_EOSIRQ(cif->hwport) ||
1708 IS_EOCIRQ(cif->hwport)) {
1709 chip->handled_irqs++;
1710 ret = IRQ_WAKE_THREAD;
1711 }
1712 if (chip->rmidi && IS_MPUIRQ(cif->hwport)) {
1713 chip->handled_irqs++;
1714 snd_mpu401_uart_interrupt(irq,
1715 chip->rmidi->private_data);
1716 }
1717 SET_AIACK(cif->hwport);
1718 }
1719 return ret;
1720 }
1721
1722 static void
snd_riptide_codec_write(struct snd_ac97 * ac97,unsigned short reg,unsigned short val)1723 snd_riptide_codec_write(struct snd_ac97 *ac97, unsigned short reg,
1724 unsigned short val)
1725 {
1726 struct snd_riptide *chip = ac97->private_data;
1727 struct cmdif *cif = chip->cif;
1728 union cmdret rptr = CMDRET_ZERO;
1729 int i = 0;
1730
1731 if (snd_BUG_ON(!cif))
1732 return;
1733
1734 dev_dbg(cif->dev, "Write AC97 reg 0x%x 0x%x\n", reg, val);
1735 do {
1736 SEND_SACR(cif, val, reg);
1737 SEND_RACR(cif, reg, &rptr);
1738 } while (rptr.retwords[1] != val && i++ < MAX_WRITE_RETRY);
1739 if (i > MAX_WRITE_RETRY)
1740 dev_dbg(cif->dev, "Write AC97 reg failed\n");
1741 }
1742
snd_riptide_codec_read(struct snd_ac97 * ac97,unsigned short reg)1743 static unsigned short snd_riptide_codec_read(struct snd_ac97 *ac97,
1744 unsigned short reg)
1745 {
1746 struct snd_riptide *chip = ac97->private_data;
1747 struct cmdif *cif = chip->cif;
1748 union cmdret rptr = CMDRET_ZERO;
1749
1750 if (snd_BUG_ON(!cif))
1751 return 0;
1752
1753 if (SEND_RACR(cif, reg, &rptr) != 0)
1754 SEND_RACR(cif, reg, &rptr);
1755 dev_dbg(cif->dev, "Read AC97 reg 0x%x got 0x%x\n", reg, rptr.retwords[1]);
1756 return rptr.retwords[1];
1757 }
1758
snd_riptide_initialize(struct snd_riptide * chip)1759 static int snd_riptide_initialize(struct snd_riptide *chip)
1760 {
1761 struct cmdif *cif;
1762 unsigned int device_id;
1763 int err;
1764
1765 if (snd_BUG_ON(!chip))
1766 return -EINVAL;
1767
1768 cif = chip->cif;
1769 if (!cif) {
1770 cif = kzalloc(sizeof(struct cmdif), GFP_KERNEL);
1771 if (!cif)
1772 return -ENOMEM;
1773 cif->dev = chip->card->dev;
1774 cif->hwport = (struct riptideport *)chip->port;
1775 spin_lock_init(&cif->lock);
1776 chip->cif = cif;
1777 }
1778 cif->is_reset = 0;
1779 err = riptide_reset(cif, chip);
1780 if (err)
1781 return err;
1782 device_id = chip->device_id;
1783 switch (device_id) {
1784 case 0x4310:
1785 case 0x4320:
1786 case 0x4330:
1787 dev_dbg(cif->dev, "Modem enable?\n");
1788 SEND_SETDPLL(cif);
1789 break;
1790 }
1791 dev_dbg(cif->dev, "Enabling MPU IRQs\n");
1792 if (chip->rmidi)
1793 SET_EMPUIRQ(cif->hwport);
1794 return err;
1795 }
1796
snd_riptide_free(struct snd_card * card)1797 static void snd_riptide_free(struct snd_card *card)
1798 {
1799 struct snd_riptide *chip = card->private_data;
1800 struct cmdif *cif;
1801
1802 cif = chip->cif;
1803 if (cif) {
1804 SET_GRESET(cif->hwport);
1805 udelay(100);
1806 UNSET_GRESET(cif->hwport);
1807 kfree(chip->cif);
1808 }
1809 release_firmware(chip->fw_entry);
1810 }
1811
1812 static int
snd_riptide_create(struct snd_card * card,struct pci_dev * pci)1813 snd_riptide_create(struct snd_card *card, struct pci_dev *pci)
1814 {
1815 struct snd_riptide *chip = card->private_data;
1816 struct riptideport *hwport;
1817 int err;
1818
1819 err = pcim_enable_device(pci);
1820 if (err < 0)
1821 return err;
1822
1823 spin_lock_init(&chip->lock);
1824 chip->card = card;
1825 chip->pci = pci;
1826 chip->irq = -1;
1827 chip->openstreams = 0;
1828 chip->port = pci_resource_start(pci, 0);
1829 chip->received_irqs = 0;
1830 chip->handled_irqs = 0;
1831 chip->cif = NULL;
1832 card->private_free = snd_riptide_free;
1833
1834 err = pcim_request_all_regions(pci, "RIPTIDE");
1835 if (err < 0)
1836 return err;
1837 hwport = (struct riptideport *)chip->port;
1838 UNSET_AIE(hwport);
1839
1840 if (devm_request_threaded_irq(&pci->dev, pci->irq,
1841 snd_riptide_interrupt,
1842 riptide_handleirq, IRQF_SHARED,
1843 KBUILD_MODNAME, chip)) {
1844 dev_err(&pci->dev, "Riptide: unable to grab IRQ %d\n",
1845 pci->irq);
1846 return -EBUSY;
1847 }
1848 chip->irq = pci->irq;
1849 card->sync_irq = chip->irq;
1850 chip->device_id = pci->device;
1851 pci_set_master(pci);
1852 err = snd_riptide_initialize(chip);
1853 if (err < 0)
1854 return err;
1855
1856 return 0;
1857 }
1858
1859 static void
snd_riptide_proc_read(struct snd_info_entry * entry,struct snd_info_buffer * buffer)1860 snd_riptide_proc_read(struct snd_info_entry *entry,
1861 struct snd_info_buffer *buffer)
1862 {
1863 struct snd_riptide *chip = entry->private_data;
1864 struct pcmhw *data;
1865 int i;
1866 struct cmdif *cif = NULL;
1867 unsigned char p[256];
1868 unsigned short rval = 0, lval = 0;
1869 unsigned int rate;
1870
1871 if (!chip)
1872 return;
1873
1874 snd_iprintf(buffer, "%s\n\n", chip->card->longname);
1875 snd_iprintf(buffer, "Device ID: 0x%x\nReceived IRQs: (%ld)%ld\nPorts:",
1876 chip->device_id, chip->handled_irqs, chip->received_irqs);
1877 for (i = 0; i < 64; i += 4)
1878 snd_iprintf(buffer, "%c%02x: %08x",
1879 (i % 16) ? ' ' : '\n', i, inl(chip->port + i));
1880 cif = chip->cif;
1881 if (cif) {
1882 snd_iprintf(buffer,
1883 "\nVersion: ASIC: %d CODEC: %d AUXDSP: %d PROG: %d",
1884 chip->firmware.firmware.ASIC,
1885 chip->firmware.firmware.CODEC,
1886 chip->firmware.firmware.AUXDSP,
1887 chip->firmware.firmware.PROG);
1888 snd_iprintf(buffer, "\nDigital mixer:");
1889 for (i = 0; i < 12; i++) {
1890 getmixer(cif, i, &rval, &lval);
1891 snd_iprintf(buffer, "\n %d: %d %d", i, rval, lval);
1892 }
1893 snd_iprintf(buffer,
1894 "\nARM Commands num: %d failed: %d time: %d max: %d min: %d",
1895 cif->cmdcnt, cif->errcnt,
1896 cif->cmdtime, cif->cmdtimemax, cif->cmdtimemin);
1897 }
1898 snd_iprintf(buffer, "\nOpen streams %d:\n", chip->openstreams);
1899 for (i = 0; i < PLAYBACK_SUBSTREAMS; i++) {
1900 if (!chip->playback_substream[i] ||
1901 !chip->playback_substream[i]->runtime)
1902 continue;
1903 data = chip->playback_substream[i]->runtime->private_data;
1904 if (data) {
1905 snd_iprintf(buffer,
1906 "stream: %d mixer: %d source: %d (%d,%d)\n",
1907 data->id, data->mixer, data->source,
1908 data->intdec[0], data->intdec[1]);
1909 if (!(getsamplerate(cif, data->intdec, &rate)))
1910 snd_iprintf(buffer, "rate: %d\n", rate);
1911 }
1912 }
1913 if (chip->capture_substream && chip->capture_substream->runtime) {
1914 data = chip->capture_substream->runtime->private_data;
1915 if (data) {
1916 snd_iprintf(buffer,
1917 "stream: %d mixer: %d source: %d (%d,%d)\n",
1918 data->id, data->mixer,
1919 data->source, data->intdec[0], data->intdec[1]);
1920 if (!(getsamplerate(cif, data->intdec, &rate)))
1921 snd_iprintf(buffer, "rate: %d\n", rate);
1922 }
1923 }
1924 snd_iprintf(buffer, "Paths:\n");
1925 i = getpaths(cif, p);
1926 while (i >= 2) {
1927 i -= 2;
1928 snd_iprintf(buffer, "%x->%x ", p[i], p[i + 1]);
1929 }
1930 snd_iprintf(buffer, "\n");
1931 }
1932
snd_riptide_proc_init(struct snd_riptide * chip)1933 static void snd_riptide_proc_init(struct snd_riptide *chip)
1934 {
1935 snd_card_ro_proc_new(chip->card, "riptide", chip,
1936 snd_riptide_proc_read);
1937 }
1938
snd_riptide_mixer(struct snd_riptide * chip)1939 static int snd_riptide_mixer(struct snd_riptide *chip)
1940 {
1941 struct snd_ac97_bus *pbus;
1942 struct snd_ac97_template ac97;
1943 int err = 0;
1944 static const struct snd_ac97_bus_ops ops = {
1945 .write = snd_riptide_codec_write,
1946 .read = snd_riptide_codec_read,
1947 };
1948
1949 memset(&ac97, 0, sizeof(ac97));
1950 ac97.private_data = chip;
1951 ac97.scaps = AC97_SCAP_SKIP_MODEM;
1952
1953 err = snd_ac97_bus(chip->card, 0, &ops, chip, &pbus);
1954 if (err < 0)
1955 return err;
1956
1957 chip->ac97_bus = pbus;
1958 ac97.pci = chip->pci;
1959 err = snd_ac97_mixer(pbus, &ac97, &chip->ac97);
1960 if (err < 0)
1961 return err;
1962 return err;
1963 }
1964
1965 #ifdef SUPPORT_JOYSTICK
1966
1967 static int
snd_riptide_joystick_probe(struct pci_dev * pci,const struct pci_device_id * id)1968 snd_riptide_joystick_probe(struct pci_dev *pci, const struct pci_device_id *id)
1969 {
1970 static int dev;
1971 struct gameport *gameport;
1972 int ret;
1973
1974 if (dev >= SNDRV_CARDS)
1975 return -ENODEV;
1976
1977 if (!enable[dev]) {
1978 ret = -ENOENT;
1979 goto inc_dev;
1980 }
1981
1982 if (!joystick_port[dev]) {
1983 ret = 0;
1984 goto inc_dev;
1985 }
1986
1987 gameport = gameport_allocate_port();
1988 if (!gameport) {
1989 ret = -ENOMEM;
1990 goto inc_dev;
1991 }
1992 if (!request_region(joystick_port[dev], 8, "Riptide gameport")) {
1993 dev_err(&pci->dev,
1994 "Riptide: cannot grab gameport 0x%x\n",
1995 joystick_port[dev]);
1996 gameport_free_port(gameport);
1997 ret = -EBUSY;
1998 goto inc_dev;
1999 }
2000
2001 gameport->io = joystick_port[dev];
2002 gameport_register_port(gameport);
2003 pci_set_drvdata(pci, gameport);
2004
2005 ret = 0;
2006 inc_dev:
2007 dev++;
2008 return ret;
2009 }
2010
snd_riptide_joystick_remove(struct pci_dev * pci)2011 static void snd_riptide_joystick_remove(struct pci_dev *pci)
2012 {
2013 struct gameport *gameport = pci_get_drvdata(pci);
2014 if (gameport) {
2015 release_region(gameport->io, 8);
2016 gameport_unregister_port(gameport);
2017 }
2018 }
2019 #endif
2020
2021 static int
__snd_card_riptide_probe(struct pci_dev * pci,const struct pci_device_id * pci_id)2022 __snd_card_riptide_probe(struct pci_dev *pci, const struct pci_device_id *pci_id)
2023 {
2024 static int dev;
2025 struct snd_card *card;
2026 struct snd_riptide *chip;
2027 unsigned short val;
2028 int err;
2029
2030 if (dev >= SNDRV_CARDS)
2031 return -ENODEV;
2032 if (!enable[dev]) {
2033 dev++;
2034 return -ENOENT;
2035 }
2036
2037 err = snd_devm_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE,
2038 sizeof(*chip), &card);
2039 if (err < 0)
2040 return err;
2041 chip = card->private_data;
2042 err = snd_riptide_create(card, pci);
2043 if (err < 0)
2044 return err;
2045 err = snd_riptide_pcm(chip, 0);
2046 if (err < 0)
2047 return err;
2048 err = snd_riptide_mixer(chip);
2049 if (err < 0)
2050 return err;
2051
2052 val = LEGACY_ENABLE_ALL;
2053 if (opl3_port[dev])
2054 val |= LEGACY_ENABLE_FM;
2055 #ifdef SUPPORT_JOYSTICK
2056 if (joystick_port[dev])
2057 val |= LEGACY_ENABLE_GAMEPORT;
2058 #endif
2059 if (mpu_port[dev])
2060 val |= LEGACY_ENABLE_MPU_INT | LEGACY_ENABLE_MPU;
2061 val |= (chip->irq << 4) & 0xf0;
2062 pci_write_config_word(chip->pci, PCI_EXT_Legacy_Mask, val);
2063 if (mpu_port[dev]) {
2064 val = mpu_port[dev];
2065 pci_write_config_word(chip->pci, PCI_EXT_MPU_Base, val);
2066 err = snd_mpu401_uart_new(card, 0, MPU401_HW_RIPTIDE,
2067 val, MPU401_INFO_IRQ_HOOK, -1,
2068 &chip->rmidi);
2069 if (err < 0)
2070 dev_warn(&pci->dev,
2071 "Riptide: Can't Allocate MPU at 0x%x\n",
2072 val);
2073 else
2074 chip->mpuaddr = val;
2075 }
2076 if (opl3_port[dev]) {
2077 val = opl3_port[dev];
2078 pci_write_config_word(chip->pci, PCI_EXT_FM_Base, val);
2079 err = snd_opl3_create(card, val, val + 2,
2080 OPL3_HW_RIPTIDE, 0, &chip->opl3);
2081 if (err < 0)
2082 dev_warn(&pci->dev,
2083 "Riptide: Can't Allocate OPL3 at 0x%x\n",
2084 val);
2085 else {
2086 chip->opladdr = val;
2087 err = snd_opl3_hwdep_new(chip->opl3, 0, 1, NULL);
2088 if (err < 0)
2089 dev_warn(&pci->dev,
2090 "Riptide: Can't Allocate OPL3-HWDEP\n");
2091 }
2092 }
2093 #ifdef SUPPORT_JOYSTICK
2094 if (joystick_port[dev]) {
2095 val = joystick_port[dev];
2096 pci_write_config_word(chip->pci, PCI_EXT_Game_Base, val);
2097 chip->gameaddr = val;
2098 }
2099 #endif
2100
2101 strscpy(card->driver, "RIPTIDE");
2102 strscpy(card->shortname, "Riptide");
2103 #ifdef SUPPORT_JOYSTICK
2104 scnprintf(card->longname, sizeof(card->longname),
2105 "%s at 0x%lx, irq %i mpu 0x%x opl3 0x%x gameport 0x%x",
2106 card->shortname, chip->port, chip->irq, chip->mpuaddr,
2107 chip->opladdr, chip->gameaddr);
2108 #else
2109 scnprintf(card->longname, sizeof(card->longname),
2110 "%s at 0x%lx, irq %i mpu 0x%x opl3 0x%x",
2111 card->shortname, chip->port, chip->irq, chip->mpuaddr,
2112 chip->opladdr);
2113 #endif
2114 snd_riptide_proc_init(chip);
2115 err = snd_card_register(card);
2116 if (err < 0)
2117 return err;
2118 pci_set_drvdata(pci, card);
2119 dev++;
2120 return 0;
2121 }
2122
2123 static int
snd_card_riptide_probe(struct pci_dev * pci,const struct pci_device_id * pci_id)2124 snd_card_riptide_probe(struct pci_dev *pci, const struct pci_device_id *pci_id)
2125 {
2126 return snd_card_free_on_error(&pci->dev, __snd_card_riptide_probe(pci, pci_id));
2127 }
2128
2129 static struct pci_driver driver = {
2130 .name = KBUILD_MODNAME,
2131 .id_table = snd_riptide_ids,
2132 .probe = snd_card_riptide_probe,
2133 .driver = {
2134 .pm = &riptide_pm,
2135 },
2136 };
2137
2138 #ifdef SUPPORT_JOYSTICK
2139 static struct pci_driver joystick_driver = {
2140 .name = KBUILD_MODNAME "-joystick",
2141 .id_table = snd_riptide_joystick_ids,
2142 .probe = snd_riptide_joystick_probe,
2143 .remove = snd_riptide_joystick_remove,
2144 };
2145 #endif
2146
alsa_card_riptide_init(void)2147 static int __init alsa_card_riptide_init(void)
2148 {
2149 int err;
2150 err = pci_register_driver(&driver);
2151 if (err < 0)
2152 return err;
2153 #if defined(SUPPORT_JOYSTICK)
2154 err = pci_register_driver(&joystick_driver);
2155 /* On failure unregister formerly registered audio driver */
2156 if (err < 0)
2157 pci_unregister_driver(&driver);
2158 #endif
2159 return err;
2160 }
2161
alsa_card_riptide_exit(void)2162 static void __exit alsa_card_riptide_exit(void)
2163 {
2164 pci_unregister_driver(&driver);
2165 #if defined(SUPPORT_JOYSTICK)
2166 pci_unregister_driver(&joystick_driver);
2167 #endif
2168 }
2169
2170 module_init(alsa_card_riptide_init);
2171 module_exit(alsa_card_riptide_exit);
2172