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Merge tag 'kvm-x86-mmu-6.7' of https://github.com/kvm-x86/linux into HEAD
[thirdparty/kernel/stable.git] / sound / pci / riptide / riptide.c
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 riptideport *hwport;
384 spinlock_t lock;
385 unsigned int cmdcnt; /* cmd statistics */
386 unsigned int cmdtime;
387 unsigned int cmdtimemax;
388 unsigned int cmdtimemin;
389 unsigned int errcnt;
390 int is_reset;
391 };
392
393 struct riptide_firmware {
394 u16 ASIC;
395 u16 CODEC;
396 u16 AUXDSP;
397 u16 PROG;
398 };
399
400 union cmdret {
401 u8 retbytes[8];
402 u16 retwords[4];
403 u32 retlongs[2];
404 };
405
406 union firmware_version {
407 union cmdret ret;
408 struct riptide_firmware firmware;
409 };
410
411 #define get_pcmhwdev(substream) (struct pcmhw *)(substream->runtime->private_data)
412
413 #define PLAYBACK_SUBSTREAMS 3
414 struct snd_riptide {
415 struct snd_card *card;
416 struct pci_dev *pci;
417 const struct firmware *fw_entry;
418
419 struct cmdif *cif;
420
421 struct snd_pcm *pcm;
422 struct snd_pcm *pcm_i2s;
423 struct snd_rawmidi *rmidi;
424 struct snd_opl3 *opl3;
425 struct snd_ac97 *ac97;
426 struct snd_ac97_bus *ac97_bus;
427
428 struct snd_pcm_substream *playback_substream[PLAYBACK_SUBSTREAMS];
429 struct snd_pcm_substream *capture_substream;
430
431 int openstreams;
432
433 int irq;
434 unsigned long port;
435 unsigned short mpuaddr;
436 unsigned short opladdr;
437 #ifdef SUPPORT_JOYSTICK
438 unsigned short gameaddr;
439 #endif
440 struct resource *res_port;
441
442 unsigned short device_id;
443
444 union firmware_version firmware;
445
446 spinlock_t lock;
447 struct snd_info_entry *proc_entry;
448
449 unsigned long received_irqs;
450 unsigned long handled_irqs;
451 #ifdef CONFIG_PM_SLEEP
452 int in_suspend;
453 #endif
454 };
455
456 struct sgd { /* scatter gather desriptor */
457 __le32 dwNextLink;
458 __le32 dwSegPtrPhys;
459 __le32 dwSegLen;
460 __le32 dwStat_Ctl;
461 };
462
463 struct pcmhw { /* pcm descriptor */
464 struct lbuspath paths;
465 const unsigned char *lbuspath;
466 unsigned char source;
467 unsigned char intdec[2];
468 unsigned char mixer;
469 unsigned char id;
470 unsigned char state;
471 unsigned int rate;
472 unsigned int channels;
473 snd_pcm_format_t format;
474 struct snd_dma_buffer sgdlist;
475 struct sgd *sgdbuf;
476 unsigned int size;
477 unsigned int pages;
478 unsigned int oldpos;
479 unsigned int pointer;
480 };
481
482 #define CMDRET_ZERO (union cmdret){{(u32)0, (u32) 0}}
483
484 static int sendcmd(struct cmdif *cif, u32 flags, u32 cmd, u32 parm,
485 union cmdret *ret);
486 static int getsourcesink(struct cmdif *cif, unsigned char source,
487 unsigned char sink, unsigned char *a,
488 unsigned char *b);
489 static int snd_riptide_initialize(struct snd_riptide *chip);
490 static int riptide_reset(struct cmdif *cif, struct snd_riptide *chip);
491
492 /*
493 */
494
495 static const struct pci_device_id snd_riptide_ids[] = {
496 { PCI_DEVICE(0x127a, 0x4310) },
497 { PCI_DEVICE(0x127a, 0x4320) },
498 { PCI_DEVICE(0x127a, 0x4330) },
499 { PCI_DEVICE(0x127a, 0x4340) },
500 {0,},
501 };
502
503 #ifdef SUPPORT_JOYSTICK
504 static const struct pci_device_id snd_riptide_joystick_ids[] = {
505 { PCI_DEVICE(0x127a, 0x4312) },
506 { PCI_DEVICE(0x127a, 0x4322) },
507 { PCI_DEVICE(0x127a, 0x4332) },
508 { PCI_DEVICE(0x127a, 0x4342) },
509 {0,},
510 };
511 #endif
512
513 MODULE_DEVICE_TABLE(pci, snd_riptide_ids);
514
515 /*
516 */
517
518 static const unsigned char lbusin2out[E2SINK_MAX + 1][2] = {
519 {NO_OUT, LS_NONE1}, {NO_OUT, LS_NONE2}, {NO_OUT, LS_NONE1}, {NO_OUT,
520 LS_NONE2},
521 {NO_OUT, LS_NONE1}, {NO_OUT, LS_NONE2}, {NO_OUT, LS_NONE1}, {NO_OUT,
522 LS_NONE2},
523 {INTER0_OUT, LS_SRC_INTERPOLATOR}, {INTER1_OUT, LS_SRC_INTERPOLATOR},
524 {INTER2_OUT, LS_SRC_INTERPOLATOR}, {INTER3_OUT, LS_SRC_INTERPOLATOR},
525 {INTER4_OUT, LS_SRC_INTERPOLATOR}, {INTERM0_OUT, LS_SRC_INTERPOLATORM},
526 {INTERM1_OUT, LS_SRC_INTERPOLATORM}, {INTERM2_OUT,
527 LS_SRC_INTERPOLATORM},
528 {INTERM3_OUT, LS_SRC_INTERPOLATORM}, {INTERM4_OUT,
529 LS_SRC_INTERPOLATORM},
530 {INTERM5_OUT, LS_SRC_INTERPOLATORM}, {INTERM6_OUT,
531 LS_SRC_INTERPOLATORM},
532 {DECIMM0_OUT, LS_SRC_DECIMATORM}, {DECIMM1_OUT, LS_SRC_DECIMATORM},
533 {DECIMM2_OUT, LS_SRC_DECIMATORM}, {DECIMM3_OUT, LS_SRC_DECIMATORM},
534 {DECIM0_OUT, LS_SRC_DECIMATOR}, {SR3_4_OUT, LS_NONE1}, {NO_OUT,
535 LS_NONE2},
536 {NO_OUT, LS_NONE1}, {NO_OUT, LS_NONE2}, {NO_OUT, LS_NONE1},
537 {DIGITAL_MIXER_OUT0, LS_MIXER_IN}, {DIGITAL_MIXER_OUT0, LS_MIXER_IN},
538 {DIGITAL_MIXER_OUT0, LS_MIXER_IN}, {DIGITAL_MIXER_OUT0, LS_MIXER_IN},
539 {DIGITAL_MIXER_OUT0, LS_MIXER_IN}, {DIGITAL_MIXER_OUT0, LS_MIXER_IN},
540 {DIGITAL_MIXER_OUT0, LS_MIXER_IN}, {DIGITAL_MIXER_OUT0, LS_MIXER_IN},
541 {DIGITAL_MIXER_OUT0, LS_MIXER_IN}, {DIGITAL_MIXER_OUT0, LS_MIXER_IN},
542 {DIGITAL_MIXER_OUT0, LS_MIXER_IN}, {DIGITAL_MIXER_OUT0, LS_MIXER_IN},
543 {GAINFUNC0_OUT, LS_MIXER_GAIN_FUNCTION}, {GAINFUNC1_OUT,
544 LS_MIXER_GAIN_FUNCTION},
545 {GAINFUNC2_OUT, LS_MIXER_GAIN_FUNCTION}, {GAINFUNC3_OUT,
546 LS_MIXER_GAIN_FUNCTION},
547 {GAINFUNC4_OUT, LS_MIXER_GAIN_FUNCTION}, {SOFTMODEMTX, LS_NONE1},
548 {SPLITTER0_OUTL, LS_SRC_SPLITTER}, {SPLITTER1_OUTL, LS_SRC_SPLITTER},
549 {SPLITTER2_OUTL, LS_SRC_SPLITTER}, {SPLITTER3_OUTL, LS_SRC_SPLITTER},
550 {MERGER0_OUT, LS_SRC_MERGER}, {MERGER0_OUT, LS_SRC_MERGER},
551 {MERGER1_OUT, LS_SRC_MERGER},
552 {MERGER1_OUT, LS_SRC_MERGER}, {MERGER2_OUT, LS_SRC_MERGER},
553 {MERGER2_OUT, LS_SRC_MERGER},
554 {MERGER3_OUT, LS_SRC_MERGER}, {MERGER3_OUT, LS_SRC_MERGER}, {NO_OUT,
555 LS_NONE2},
556 };
557
558 static const unsigned char lbus_play_opl3[] = {
559 DIGITAL_MIXER_IN0 + FM_MIXER, 0xff
560 };
561 static const unsigned char lbus_play_modem[] = {
562 DIGITAL_MIXER_IN0 + MODEM_MIXER, 0xff
563 };
564 static const unsigned char lbus_play_i2s[] = {
565 INTER0_IN + I2S_INTDEC, DIGITAL_MIXER_IN0 + I2S_MIXER, 0xff
566 };
567 static const unsigned char lbus_play_out[] = {
568 PDAC2ACLNK, 0xff
569 };
570 static const unsigned char lbus_play_outhp[] = {
571 HNDSPK2ACLNK, 0xff
572 };
573 static const unsigned char lbus_play_noconv1[] = {
574 DIGITAL_MIXER_IN0, 0xff
575 };
576 static const unsigned char lbus_play_stereo1[] = {
577 INTER0_IN, DIGITAL_MIXER_IN0, 0xff
578 };
579 static const unsigned char lbus_play_mono1[] = {
580 INTERM0_IN, DIGITAL_MIXER_IN0, 0xff
581 };
582 static const unsigned char lbus_play_noconv2[] = {
583 DIGITAL_MIXER_IN1, 0xff
584 };
585 static const unsigned char lbus_play_stereo2[] = {
586 INTER1_IN, DIGITAL_MIXER_IN1, 0xff
587 };
588 static const unsigned char lbus_play_mono2[] = {
589 INTERM1_IN, DIGITAL_MIXER_IN1, 0xff
590 };
591 static const unsigned char lbus_play_noconv3[] = {
592 DIGITAL_MIXER_IN2, 0xff
593 };
594 static const unsigned char lbus_play_stereo3[] = {
595 INTER2_IN, DIGITAL_MIXER_IN2, 0xff
596 };
597 static const unsigned char lbus_play_mono3[] = {
598 INTERM2_IN, DIGITAL_MIXER_IN2, 0xff
599 };
600 static const unsigned char lbus_rec_noconv1[] = {
601 LBUS2ARM_FIFO5, 0xff
602 };
603 static const unsigned char lbus_rec_stereo1[] = {
604 DECIM0_IN, LBUS2ARM_FIFO5, 0xff
605 };
606 static const unsigned char lbus_rec_mono1[] = {
607 DECIMM3_IN, LBUS2ARM_FIFO5, 0xff
608 };
609
610 static const unsigned char play_ids[] = { 4, 1, 2, };
611 static const unsigned char play_sources[] = {
612 ARM2LBUS_FIFO4, ARM2LBUS_FIFO1, ARM2LBUS_FIFO2,
613 };
614 static const struct lbuspath lbus_play_paths[] = {
615 {
616 .noconv = lbus_play_noconv1,
617 .stereo = lbus_play_stereo1,
618 .mono = lbus_play_mono1,
619 },
620 {
621 .noconv = lbus_play_noconv2,
622 .stereo = lbus_play_stereo2,
623 .mono = lbus_play_mono2,
624 },
625 {
626 .noconv = lbus_play_noconv3,
627 .stereo = lbus_play_stereo3,
628 .mono = lbus_play_mono3,
629 },
630 };
631 static const struct lbuspath lbus_rec_path = {
632 .noconv = lbus_rec_noconv1,
633 .stereo = lbus_rec_stereo1,
634 .mono = lbus_rec_mono1,
635 };
636
637 #define FIRMWARE_VERSIONS 1
638 static union firmware_version firmware_versions[] = {
639 {
640 .firmware = {
641 .ASIC = 3,
642 .CODEC = 2,
643 .AUXDSP = 3,
644 .PROG = 773,
645 },
646 },
647 };
648
649 static u32 atoh(const unsigned char *in, unsigned int len)
650 {
651 u32 sum = 0;
652 unsigned int mult = 1;
653 unsigned char c;
654
655 while (len) {
656 int value;
657
658 c = in[len - 1];
659 value = hex_to_bin(c);
660 if (value >= 0)
661 sum += mult * value;
662 mult *= 16;
663 --len;
664 }
665 return sum;
666 }
667
668 static int senddata(struct cmdif *cif, const unsigned char *in, u32 offset)
669 {
670 u32 addr;
671 u32 data;
672 u32 i;
673 const unsigned char *p;
674
675 i = atoh(&in[1], 2);
676 addr = offset + atoh(&in[3], 4);
677 if (SEND_SMEM(cif, 0, addr) != 0)
678 return -EACCES;
679 p = in + 9;
680 while (i) {
681 data = atoh(p, 8);
682 if (SEND_WMEM(cif, 2,
683 ((data & 0x0f0f0f0f) << 4) | ((data & 0xf0f0f0f0)
684 >> 4)))
685 return -EACCES;
686 i -= 4;
687 p += 8;
688 }
689 return 0;
690 }
691
692 static int loadfirmware(struct cmdif *cif, const unsigned char *img,
693 unsigned int size)
694 {
695 const unsigned char *in;
696 u32 laddr, saddr, t, val;
697 int err = 0;
698
699 laddr = saddr = 0;
700 while (size > 0 && err == 0) {
701 in = img;
702 if (in[0] == ':') {
703 t = atoh(&in[7], 2);
704 switch (t) {
705 case DATA_REC:
706 err = senddata(cif, in, laddr + saddr);
707 break;
708 case EXT_SEG_ADDR_REC:
709 saddr = atoh(&in[9], 4) << 4;
710 break;
711 case EXT_LIN_ADDR_REC:
712 laddr = atoh(&in[9], 4) << 16;
713 break;
714 case EXT_GOTO_CMD_REC:
715 val = atoh(&in[9], 8);
716 if (SEND_GOTO(cif, val) != 0)
717 err = -EACCES;
718 break;
719 case EXT_END_OF_FILE:
720 size = 0;
721 break;
722 default:
723 break;
724 }
725 while (size > 0) {
726 size--;
727 if (*img++ == '\n')
728 break;
729 }
730 }
731 }
732 snd_printdd("load firmware return %d\n", err);
733 return err;
734 }
735
736 static void
737 alloclbuspath(struct cmdif *cif, unsigned char source,
738 const unsigned char *path, unsigned char *mixer, unsigned char *s)
739 {
740 while (*path != 0xff) {
741 unsigned char sink, type;
742
743 sink = *path & (~SPLIT_PATH);
744 if (sink != E2SINK_MAX) {
745 snd_printdd("alloc path 0x%x->0x%x\n", source, sink);
746 SEND_PSEL(cif, source, sink);
747 source = lbusin2out[sink][0];
748 type = lbusin2out[sink][1];
749 if (type == LS_MIXER_IN) {
750 if (mixer)
751 *mixer = sink - DIGITAL_MIXER_IN0;
752 }
753 if (type == LS_SRC_DECIMATORM ||
754 type == LS_SRC_DECIMATOR ||
755 type == LS_SRC_INTERPOLATORM ||
756 type == LS_SRC_INTERPOLATOR) {
757 if (s) {
758 if (s[0] != 0xff)
759 s[1] = sink;
760 else
761 s[0] = sink;
762 }
763 }
764 }
765 if (*path++ & SPLIT_PATH) {
766 const unsigned char *npath = path;
767
768 while (*npath != 0xff)
769 npath++;
770 alloclbuspath(cif, source + 1, ++npath, mixer, s);
771 }
772 }
773 }
774
775 static void
776 freelbuspath(struct cmdif *cif, unsigned char source, const unsigned char *path)
777 {
778 while (*path != 0xff) {
779 unsigned char sink;
780
781 sink = *path & (~SPLIT_PATH);
782 if (sink != E2SINK_MAX) {
783 snd_printdd("free path 0x%x->0x%x\n", source, sink);
784 SEND_PCLR(cif, source, sink);
785 source = lbusin2out[sink][0];
786 }
787 if (*path++ & SPLIT_PATH) {
788 const unsigned char *npath = path;
789
790 while (*npath != 0xff)
791 npath++;
792 freelbuspath(cif, source + 1, ++npath);
793 }
794 }
795 }
796
797 static int writearm(struct cmdif *cif, u32 addr, u32 data, u32 mask)
798 {
799 union cmdret rptr = CMDRET_ZERO;
800 unsigned int i = MAX_WRITE_RETRY;
801 int flag = 1;
802
803 SEND_RMEM(cif, 0x02, addr, &rptr);
804 rptr.retlongs[0] &= (~mask);
805
806 while (--i) {
807 SEND_SMEM(cif, 0x01, addr);
808 SEND_WMEM(cif, 0x02, (rptr.retlongs[0] | data));
809 SEND_RMEM(cif, 0x02, addr, &rptr);
810 if ((rptr.retlongs[0] & data) == data) {
811 flag = 0;
812 break;
813 } else
814 rptr.retlongs[0] &= ~mask;
815 }
816 snd_printdd("send arm 0x%x 0x%x 0x%x return %d\n", addr, data, mask,
817 flag);
818 return flag;
819 }
820
821 static int sendcmd(struct cmdif *cif, u32 flags, u32 cmd, u32 parm,
822 union cmdret *ret)
823 {
824 int i, j;
825 int err;
826 unsigned int time = 0;
827 unsigned long irqflags;
828 struct riptideport *hwport;
829 struct cmdport *cmdport = NULL;
830
831 if (snd_BUG_ON(!cif))
832 return -EINVAL;
833
834 hwport = cif->hwport;
835 if (cif->errcnt > MAX_ERROR_COUNT) {
836 if (cif->is_reset) {
837 snd_printk(KERN_ERR
838 "Riptide: Too many failed cmds, reinitializing\n");
839 if (riptide_reset(cif, NULL) == 0) {
840 cif->errcnt = 0;
841 return -EIO;
842 }
843 }
844 snd_printk(KERN_ERR "Riptide: Initialization failed.\n");
845 return -EINVAL;
846 }
847 if (ret) {
848 ret->retlongs[0] = 0;
849 ret->retlongs[1] = 0;
850 }
851 i = 0;
852 spin_lock_irqsave(&cif->lock, irqflags);
853 while (i++ < CMDIF_TIMEOUT && !IS_READY(cif->hwport))
854 udelay(10);
855 if (i > CMDIF_TIMEOUT) {
856 err = -EBUSY;
857 goto errout;
858 }
859
860 err = 0;
861 for (j = 0, time = 0; time < CMDIF_TIMEOUT; j++, time += 2) {
862 cmdport = &(hwport->port[j % 2]);
863 if (IS_DATF(cmdport)) { /* free pending data */
864 READ_PORT_ULONG(cmdport->data1);
865 READ_PORT_ULONG(cmdport->data2);
866 }
867 if (IS_CMDE(cmdport)) {
868 if (flags & PARM) /* put data */
869 WRITE_PORT_ULONG(cmdport->data2, parm);
870 WRITE_PORT_ULONG(cmdport->data1, cmd); /* write cmd */
871 if ((flags & RESP) && ret) {
872 while (!IS_DATF(cmdport) &&
873 time < CMDIF_TIMEOUT) {
874 udelay(10);
875 time++;
876 }
877 if (time < CMDIF_TIMEOUT) { /* read response */
878 ret->retlongs[0] =
879 READ_PORT_ULONG(cmdport->data1);
880 ret->retlongs[1] =
881 READ_PORT_ULONG(cmdport->data2);
882 } else {
883 err = -ENOSYS;
884 goto errout;
885 }
886 }
887 break;
888 }
889 udelay(20);
890 }
891 if (time == CMDIF_TIMEOUT) {
892 err = -ENODATA;
893 goto errout;
894 }
895 spin_unlock_irqrestore(&cif->lock, irqflags);
896
897 cif->cmdcnt++; /* update command statistics */
898 cif->cmdtime += time;
899 if (time > cif->cmdtimemax)
900 cif->cmdtimemax = time;
901 if (time < cif->cmdtimemin)
902 cif->cmdtimemin = time;
903 if ((cif->cmdcnt) % 1000 == 0)
904 snd_printdd
905 ("send cmd %d time: %d mintime: %d maxtime %d err: %d\n",
906 cif->cmdcnt, cif->cmdtime, cif->cmdtimemin,
907 cif->cmdtimemax, cif->errcnt);
908 return 0;
909
910 errout:
911 cif->errcnt++;
912 spin_unlock_irqrestore(&cif->lock, irqflags);
913 snd_printdd
914 ("send cmd %d hw: 0x%x flag: 0x%x cmd: 0x%x parm: 0x%x ret: 0x%x 0x%x CMDE: %d DATF: %d failed %d\n",
915 cif->cmdcnt, (int)((void *)&(cmdport->stat) - (void *)hwport),
916 flags, cmd, parm, ret ? ret->retlongs[0] : 0,
917 ret ? ret->retlongs[1] : 0, IS_CMDE(cmdport), IS_DATF(cmdport),
918 err);
919 return err;
920 }
921
922 static int
923 setmixer(struct cmdif *cif, short num, unsigned short rval, unsigned short lval)
924 {
925 union cmdret rptr = CMDRET_ZERO;
926 int i = 0;
927
928 snd_printdd("sent mixer %d: 0x%x 0x%x\n", num, rval, lval);
929 do {
930 SEND_SDGV(cif, num, num, rval, lval);
931 SEND_RDGV(cif, num, num, &rptr);
932 if (rptr.retwords[0] == lval && rptr.retwords[1] == rval)
933 return 0;
934 } while (i++ < MAX_WRITE_RETRY);
935 snd_printdd("sent mixer failed\n");
936 return -EIO;
937 }
938
939 static int getpaths(struct cmdif *cif, unsigned char *o)
940 {
941 unsigned char src[E2SINK_MAX];
942 unsigned char sink[E2SINK_MAX];
943 int i, j = 0;
944
945 for (i = 0; i < E2SINK_MAX; i++) {
946 getsourcesink(cif, i, i, &src[i], &sink[i]);
947 if (sink[i] < E2SINK_MAX) {
948 o[j++] = sink[i];
949 o[j++] = i;
950 }
951 }
952 return j;
953 }
954
955 static int
956 getsourcesink(struct cmdif *cif, unsigned char source, unsigned char sink,
957 unsigned char *a, unsigned char *b)
958 {
959 union cmdret rptr = CMDRET_ZERO;
960
961 if (SEND_RSSV(cif, source, sink, &rptr) &&
962 SEND_RSSV(cif, source, sink, &rptr))
963 return -EIO;
964 *a = rptr.retbytes[0];
965 *b = rptr.retbytes[1];
966 snd_printdd("getsourcesink 0x%x 0x%x\n", *a, *b);
967 return 0;
968 }
969
970 static int
971 getsamplerate(struct cmdif *cif, unsigned char *intdec, unsigned int *rate)
972 {
973 unsigned char *s;
974 unsigned int p[2] = { 0, 0 };
975 int i;
976 union cmdret rptr = CMDRET_ZERO;
977
978 s = intdec;
979 for (i = 0; i < 2; i++) {
980 if (*s != 0xff) {
981 if (SEND_RSRC(cif, *s, &rptr) &&
982 SEND_RSRC(cif, *s, &rptr))
983 return -EIO;
984 p[i] += rptr.retwords[1];
985 p[i] *= rptr.retwords[2];
986 p[i] += rptr.retwords[3];
987 p[i] /= 65536;
988 }
989 s++;
990 }
991 if (p[0]) {
992 if (p[1] != p[0])
993 snd_printdd("rates differ %d %d\n", p[0], p[1]);
994 *rate = (unsigned int)p[0];
995 } else
996 *rate = (unsigned int)p[1];
997 snd_printdd("getsampleformat %d %d %d\n", intdec[0], intdec[1], *rate);
998 return 0;
999 }
1000
1001 static int
1002 setsampleformat(struct cmdif *cif,
1003 unsigned char mixer, unsigned char id,
1004 unsigned char channels, snd_pcm_format_t format)
1005 {
1006 unsigned char w, ch, sig, order;
1007
1008 snd_printdd
1009 ("setsampleformat mixer: %d id: %d channels: %d format: %d\n",
1010 mixer, id, channels, format);
1011 ch = channels == 1;
1012 w = snd_pcm_format_width(format) == 8;
1013 sig = snd_pcm_format_unsigned(format) != 0;
1014 order = snd_pcm_format_big_endian(format) != 0;
1015
1016 if (SEND_SETF(cif, mixer, w, ch, order, sig, id) &&
1017 SEND_SETF(cif, mixer, w, ch, order, sig, id)) {
1018 snd_printdd("setsampleformat failed\n");
1019 return -EIO;
1020 }
1021 return 0;
1022 }
1023
1024 static int
1025 setsamplerate(struct cmdif *cif, unsigned char *intdec, unsigned int rate)
1026 {
1027 u32 D, M, N;
1028 union cmdret rptr = CMDRET_ZERO;
1029 int i;
1030
1031 snd_printdd("setsamplerate intdec: %d,%d rate: %d\n", intdec[0],
1032 intdec[1], rate);
1033 D = 48000;
1034 M = ((rate == 48000) ? 47999 : rate) * 65536;
1035 N = M % D;
1036 M /= D;
1037 for (i = 0; i < 2; i++) {
1038 if (*intdec != 0xff) {
1039 do {
1040 SEND_SSRC(cif, *intdec, D, M, N);
1041 SEND_RSRC(cif, *intdec, &rptr);
1042 } while (rptr.retwords[1] != D &&
1043 rptr.retwords[2] != M &&
1044 rptr.retwords[3] != N &&
1045 i++ < MAX_WRITE_RETRY);
1046 if (i > MAX_WRITE_RETRY) {
1047 snd_printdd("sent samplerate %d: %d failed\n",
1048 *intdec, rate);
1049 return -EIO;
1050 }
1051 }
1052 intdec++;
1053 }
1054 return 0;
1055 }
1056
1057 static int
1058 getmixer(struct cmdif *cif, short num, unsigned short *rval,
1059 unsigned short *lval)
1060 {
1061 union cmdret rptr = CMDRET_ZERO;
1062
1063 if (SEND_RDGV(cif, num, num, &rptr) && SEND_RDGV(cif, num, num, &rptr))
1064 return -EIO;
1065 *rval = rptr.retwords[0];
1066 *lval = rptr.retwords[1];
1067 snd_printdd("got mixer %d: 0x%x 0x%x\n", num, *rval, *lval);
1068 return 0;
1069 }
1070
1071 static irqreturn_t riptide_handleirq(int irq, void *dev_id)
1072 {
1073 struct snd_riptide *chip = dev_id;
1074 struct cmdif *cif = chip->cif;
1075 struct snd_pcm_substream *substream[PLAYBACK_SUBSTREAMS + 1];
1076 struct snd_pcm_runtime *runtime;
1077 struct pcmhw *data = NULL;
1078 unsigned int pos, period_bytes;
1079 struct sgd *c;
1080 int i, j;
1081 unsigned int flag;
1082
1083 if (!cif)
1084 return IRQ_HANDLED;
1085
1086 for (i = 0; i < PLAYBACK_SUBSTREAMS; i++)
1087 substream[i] = chip->playback_substream[i];
1088 substream[i] = chip->capture_substream;
1089 for (i = 0; i < PLAYBACK_SUBSTREAMS + 1; i++) {
1090 if (!substream[i])
1091 continue;
1092 runtime = substream[i]->runtime;
1093 if (!runtime)
1094 continue;
1095 data = runtime->private_data;
1096 if (!data)
1097 continue;
1098 if (data->state != ST_STOP) {
1099 pos = 0;
1100 for (j = 0; j < data->pages; j++) {
1101 c = &data->sgdbuf[j];
1102 flag = le32_to_cpu(c->dwStat_Ctl);
1103 if (flag & EOB_STATUS)
1104 pos += le32_to_cpu(c->dwSegLen);
1105 if (flag & EOC_STATUS)
1106 pos += le32_to_cpu(c->dwSegLen);
1107 if ((flag & EOS_STATUS)
1108 && (data->state == ST_PLAY)) {
1109 data->state = ST_STOP;
1110 snd_printk(KERN_ERR
1111 "Riptide: DMA stopped unexpectedly\n");
1112 }
1113 c->dwStat_Ctl =
1114 cpu_to_le32(flag &
1115 ~(EOS_STATUS | EOB_STATUS |
1116 EOC_STATUS));
1117 }
1118 data->pointer += pos;
1119 pos += data->oldpos;
1120 if (data->state != ST_STOP) {
1121 period_bytes =
1122 frames_to_bytes(runtime,
1123 runtime->period_size);
1124 snd_printdd
1125 ("interrupt 0x%x after 0x%lx of 0x%lx frames in period\n",
1126 READ_AUDIO_STATUS(cif->hwport),
1127 bytes_to_frames(runtime, pos),
1128 runtime->period_size);
1129 j = 0;
1130 if (pos >= period_bytes) {
1131 j++;
1132 while (pos >= period_bytes)
1133 pos -= period_bytes;
1134 }
1135 data->oldpos = pos;
1136 if (j > 0)
1137 snd_pcm_period_elapsed(substream[i]);
1138 }
1139 }
1140 }
1141
1142 return IRQ_HANDLED;
1143 }
1144
1145 #ifdef CONFIG_PM_SLEEP
1146 static int riptide_suspend(struct device *dev)
1147 {
1148 struct snd_card *card = dev_get_drvdata(dev);
1149 struct snd_riptide *chip = card->private_data;
1150
1151 chip->in_suspend = 1;
1152 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
1153 snd_ac97_suspend(chip->ac97);
1154 return 0;
1155 }
1156
1157 static int riptide_resume(struct device *dev)
1158 {
1159 struct snd_card *card = dev_get_drvdata(dev);
1160 struct snd_riptide *chip = card->private_data;
1161
1162 snd_riptide_initialize(chip);
1163 snd_ac97_resume(chip->ac97);
1164 snd_power_change_state(card, SNDRV_CTL_POWER_D0);
1165 chip->in_suspend = 0;
1166 return 0;
1167 }
1168
1169 static SIMPLE_DEV_PM_OPS(riptide_pm, riptide_suspend, riptide_resume);
1170 #define RIPTIDE_PM_OPS &riptide_pm
1171 #else
1172 #define RIPTIDE_PM_OPS NULL
1173 #endif /* CONFIG_PM_SLEEP */
1174
1175 static int try_to_load_firmware(struct cmdif *cif, struct snd_riptide *chip)
1176 {
1177 union firmware_version firmware = { .ret = CMDRET_ZERO };
1178 int i, timeout, err;
1179
1180 for (i = 0; i < 2; i++) {
1181 WRITE_PORT_ULONG(cif->hwport->port[i].data1, 0);
1182 WRITE_PORT_ULONG(cif->hwport->port[i].data2, 0);
1183 }
1184 SET_GRESET(cif->hwport);
1185 udelay(100);
1186 UNSET_GRESET(cif->hwport);
1187 udelay(100);
1188
1189 for (timeout = 100000; --timeout; udelay(10)) {
1190 if (IS_READY(cif->hwport) && !IS_GERR(cif->hwport))
1191 break;
1192 }
1193 if (!timeout) {
1194 snd_printk(KERN_ERR
1195 "Riptide: device not ready, audio status: 0x%x "
1196 "ready: %d gerr: %d\n",
1197 READ_AUDIO_STATUS(cif->hwport),
1198 IS_READY(cif->hwport), IS_GERR(cif->hwport));
1199 return -EIO;
1200 } else {
1201 snd_printdd
1202 ("Riptide: audio status: 0x%x ready: %d gerr: %d\n",
1203 READ_AUDIO_STATUS(cif->hwport),
1204 IS_READY(cif->hwport), IS_GERR(cif->hwport));
1205 }
1206
1207 SEND_GETV(cif, &firmware.ret);
1208 snd_printdd("Firmware version: ASIC: %d CODEC %d AUXDSP %d PROG %d\n",
1209 firmware.firmware.ASIC, firmware.firmware.CODEC,
1210 firmware.firmware.AUXDSP, firmware.firmware.PROG);
1211
1212 if (!chip)
1213 return 1;
1214
1215 for (i = 0; i < FIRMWARE_VERSIONS; i++) {
1216 if (!memcmp(&firmware_versions[i], &firmware, sizeof(firmware)))
1217 return 1; /* OK */
1218
1219 }
1220
1221 snd_printdd("Writing Firmware\n");
1222 if (!chip->fw_entry) {
1223 err = request_firmware(&chip->fw_entry, "riptide.hex",
1224 &chip->pci->dev);
1225 if (err) {
1226 snd_printk(KERN_ERR
1227 "Riptide: Firmware not available %d\n", err);
1228 return -EIO;
1229 }
1230 }
1231 err = loadfirmware(cif, chip->fw_entry->data, chip->fw_entry->size);
1232 if (err) {
1233 snd_printk(KERN_ERR
1234 "Riptide: Could not load firmware %d\n", err);
1235 return err;
1236 }
1237
1238 chip->firmware = firmware;
1239
1240 return 1; /* OK */
1241 }
1242
1243 static int riptide_reset(struct cmdif *cif, struct snd_riptide *chip)
1244 {
1245 union cmdret rptr = CMDRET_ZERO;
1246 int err, tries;
1247
1248 if (!cif)
1249 return -EINVAL;
1250
1251 cif->cmdcnt = 0;
1252 cif->cmdtime = 0;
1253 cif->cmdtimemax = 0;
1254 cif->cmdtimemin = 0xffffffff;
1255 cif->errcnt = 0;
1256 cif->is_reset = 0;
1257
1258 tries = RESET_TRIES;
1259 do {
1260 err = try_to_load_firmware(cif, chip);
1261 if (err < 0)
1262 return err;
1263 } while (!err && --tries);
1264
1265 SEND_SACR(cif, 0, AC97_RESET);
1266 SEND_RACR(cif, AC97_RESET, &rptr);
1267 snd_printdd("AC97: 0x%x 0x%x\n", rptr.retlongs[0], rptr.retlongs[1]);
1268
1269 SEND_PLST(cif, 0);
1270 SEND_SLST(cif, 0);
1271 SEND_DLST(cif, 0);
1272 SEND_ALST(cif, 0);
1273 SEND_KDMA(cif);
1274
1275 writearm(cif, 0x301F8, 1, 1);
1276 writearm(cif, 0x301F4, 1, 1);
1277
1278 SEND_LSEL(cif, MODEM_CMD, 0, 0, MODEM_INTDEC, MODEM_MERGER,
1279 MODEM_SPLITTER, MODEM_MIXER);
1280 setmixer(cif, MODEM_MIXER, 0x7fff, 0x7fff);
1281 alloclbuspath(cif, ARM2LBUS_FIFO13, lbus_play_modem, NULL, NULL);
1282
1283 SEND_LSEL(cif, FM_CMD, 0, 0, FM_INTDEC, FM_MERGER, FM_SPLITTER,
1284 FM_MIXER);
1285 setmixer(cif, FM_MIXER, 0x7fff, 0x7fff);
1286 writearm(cif, 0x30648 + FM_MIXER * 4, 0x01, 0x00000005);
1287 writearm(cif, 0x301A8, 0x02, 0x00000002);
1288 writearm(cif, 0x30264, 0x08, 0xffffffff);
1289 alloclbuspath(cif, OPL3_SAMPLE, lbus_play_opl3, NULL, NULL);
1290
1291 SEND_SSRC(cif, I2S_INTDEC, 48000,
1292 ((u32) I2S_RATE * 65536) / 48000,
1293 ((u32) I2S_RATE * 65536) % 48000);
1294 SEND_LSEL(cif, I2S_CMD0, 0, 0, I2S_INTDEC, I2S_MERGER, I2S_SPLITTER,
1295 I2S_MIXER);
1296 SEND_SI2S(cif, 1);
1297 alloclbuspath(cif, ARM2LBUS_FIFO0, lbus_play_i2s, NULL, NULL);
1298 alloclbuspath(cif, DIGITAL_MIXER_OUT0, lbus_play_out, NULL, NULL);
1299 alloclbuspath(cif, DIGITAL_MIXER_OUT0, lbus_play_outhp, NULL, NULL);
1300
1301 SET_AIACK(cif->hwport);
1302 SET_AIE(cif->hwport);
1303 SET_AIACK(cif->hwport);
1304 cif->is_reset = 1;
1305
1306 return 0;
1307 }
1308
1309 static const struct snd_pcm_hardware snd_riptide_playback = {
1310 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1311 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1312 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_MMAP_VALID),
1313 .formats =
1314 SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S8
1315 | SNDRV_PCM_FMTBIT_U16_LE,
1316 .rates = SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_48000,
1317 .rate_min = 5500,
1318 .rate_max = 48000,
1319 .channels_min = 1,
1320 .channels_max = 2,
1321 .buffer_bytes_max = (64 * 1024),
1322 .period_bytes_min = PAGE_SIZE >> 1,
1323 .period_bytes_max = PAGE_SIZE << 8,
1324 .periods_min = 2,
1325 .periods_max = 64,
1326 .fifo_size = 0,
1327 };
1328 static const struct snd_pcm_hardware snd_riptide_capture = {
1329 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1330 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1331 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_MMAP_VALID),
1332 .formats =
1333 SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S8
1334 | SNDRV_PCM_FMTBIT_U16_LE,
1335 .rates = SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_48000,
1336 .rate_min = 5500,
1337 .rate_max = 48000,
1338 .channels_min = 1,
1339 .channels_max = 2,
1340 .buffer_bytes_max = (64 * 1024),
1341 .period_bytes_min = PAGE_SIZE >> 1,
1342 .period_bytes_max = PAGE_SIZE << 3,
1343 .periods_min = 2,
1344 .periods_max = 64,
1345 .fifo_size = 0,
1346 };
1347
1348 static snd_pcm_uframes_t snd_riptide_pointer(struct snd_pcm_substream
1349 *substream)
1350 {
1351 struct snd_riptide *chip = snd_pcm_substream_chip(substream);
1352 struct snd_pcm_runtime *runtime = substream->runtime;
1353 struct pcmhw *data = get_pcmhwdev(substream);
1354 struct cmdif *cif = chip->cif;
1355 union cmdret rptr = CMDRET_ZERO;
1356 snd_pcm_uframes_t ret;
1357
1358 SEND_GPOS(cif, 0, data->id, &rptr);
1359 if (data->size && runtime->period_size) {
1360 snd_printdd
1361 ("pointer stream %d position 0x%x(0x%x in buffer) bytes 0x%lx(0x%lx in period) frames\n",
1362 data->id, rptr.retlongs[1], rptr.retlongs[1] % data->size,
1363 bytes_to_frames(runtime, rptr.retlongs[1]),
1364 bytes_to_frames(runtime,
1365 rptr.retlongs[1]) % runtime->period_size);
1366 if (rptr.retlongs[1] > data->pointer)
1367 ret =
1368 bytes_to_frames(runtime,
1369 rptr.retlongs[1] % data->size);
1370 else
1371 ret =
1372 bytes_to_frames(runtime,
1373 data->pointer % data->size);
1374 } else {
1375 snd_printdd("stream not started or strange parms (%d %ld)\n",
1376 data->size, runtime->period_size);
1377 ret = bytes_to_frames(runtime, 0);
1378 }
1379 return ret;
1380 }
1381
1382 static int snd_riptide_trigger(struct snd_pcm_substream *substream, int cmd)
1383 {
1384 int i, j;
1385 struct snd_riptide *chip = snd_pcm_substream_chip(substream);
1386 struct pcmhw *data = get_pcmhwdev(substream);
1387 struct cmdif *cif = chip->cif;
1388 union cmdret rptr = CMDRET_ZERO;
1389
1390 spin_lock(&chip->lock);
1391 switch (cmd) {
1392 case SNDRV_PCM_TRIGGER_START:
1393 case SNDRV_PCM_TRIGGER_RESUME:
1394 if (!(data->state & ST_PLAY)) {
1395 SEND_SSTR(cif, data->id, data->sgdlist.addr);
1396 SET_AIE(cif->hwport);
1397 data->state = ST_PLAY;
1398 if (data->mixer != 0xff)
1399 setmixer(cif, data->mixer, 0x7fff, 0x7fff);
1400 chip->openstreams++;
1401 data->oldpos = 0;
1402 data->pointer = 0;
1403 }
1404 break;
1405 case SNDRV_PCM_TRIGGER_STOP:
1406 case SNDRV_PCM_TRIGGER_SUSPEND:
1407 if (data->mixer != 0xff)
1408 setmixer(cif, data->mixer, 0, 0);
1409 setmixer(cif, data->mixer, 0, 0);
1410 SEND_KSTR(cif, data->id);
1411 data->state = ST_STOP;
1412 chip->openstreams--;
1413 j = 0;
1414 do {
1415 i = rptr.retlongs[1];
1416 SEND_GPOS(cif, 0, data->id, &rptr);
1417 udelay(1);
1418 } while (i != rptr.retlongs[1] && j++ < MAX_WRITE_RETRY);
1419 if (j > MAX_WRITE_RETRY)
1420 snd_printk(KERN_ERR "Riptide: Could not stop stream!");
1421 break;
1422 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
1423 if (!(data->state & ST_PAUSE)) {
1424 SEND_PSTR(cif, data->id);
1425 data->state |= ST_PAUSE;
1426 chip->openstreams--;
1427 }
1428 break;
1429 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
1430 if (data->state & ST_PAUSE) {
1431 SEND_SSTR(cif, data->id, data->sgdlist.addr);
1432 data->state &= ~ST_PAUSE;
1433 chip->openstreams++;
1434 }
1435 break;
1436 default:
1437 spin_unlock(&chip->lock);
1438 return -EINVAL;
1439 }
1440 spin_unlock(&chip->lock);
1441 return 0;
1442 }
1443
1444 static int snd_riptide_prepare(struct snd_pcm_substream *substream)
1445 {
1446 struct snd_riptide *chip = snd_pcm_substream_chip(substream);
1447 struct snd_pcm_runtime *runtime = substream->runtime;
1448 struct pcmhw *data = get_pcmhwdev(substream);
1449 struct cmdif *cif = chip->cif;
1450 const unsigned char *lbuspath = NULL;
1451 unsigned int rate, channels;
1452 int err = 0;
1453 snd_pcm_format_t format;
1454
1455 if (snd_BUG_ON(!cif || !data))
1456 return -EINVAL;
1457
1458 snd_printdd("prepare id %d ch: %d f:0x%x r:%d\n", data->id,
1459 runtime->channels, runtime->format, runtime->rate);
1460
1461 spin_lock_irq(&chip->lock);
1462 channels = runtime->channels;
1463 format = runtime->format;
1464 rate = runtime->rate;
1465 switch (channels) {
1466 case 1:
1467 if (rate == 48000 && format == SNDRV_PCM_FORMAT_S16_LE)
1468 lbuspath = data->paths.noconv;
1469 else
1470 lbuspath = data->paths.mono;
1471 break;
1472 case 2:
1473 if (rate == 48000 && format == SNDRV_PCM_FORMAT_S16_LE)
1474 lbuspath = data->paths.noconv;
1475 else
1476 lbuspath = data->paths.stereo;
1477 break;
1478 }
1479 snd_printdd("use sgdlist at 0x%p\n",
1480 data->sgdlist.area);
1481 if (data->sgdlist.area) {
1482 unsigned int i, j, size, pages, f, pt, period;
1483 struct sgd *c, *p = NULL;
1484
1485 size = frames_to_bytes(runtime, runtime->buffer_size);
1486 period = frames_to_bytes(runtime, runtime->period_size);
1487 f = PAGE_SIZE;
1488 while ((size + (f >> 1) - 1) <= (f << 7) && (f << 1) > period)
1489 f = f >> 1;
1490 pages = DIV_ROUND_UP(size, f);
1491 data->size = size;
1492 data->pages = pages;
1493 snd_printdd
1494 ("create sgd size: 0x%x pages %d of size 0x%x for period 0x%x\n",
1495 size, pages, f, period);
1496 pt = 0;
1497 j = 0;
1498 for (i = 0; i < pages; i++) {
1499 unsigned int ofs, addr;
1500 c = &data->sgdbuf[i];
1501 if (p)
1502 p->dwNextLink = cpu_to_le32(data->sgdlist.addr +
1503 (i *
1504 sizeof(struct
1505 sgd)));
1506 c->dwNextLink = cpu_to_le32(data->sgdlist.addr);
1507 ofs = j << PAGE_SHIFT;
1508 addr = snd_pcm_sgbuf_get_addr(substream, ofs) + pt;
1509 c->dwSegPtrPhys = cpu_to_le32(addr);
1510 pt = (pt + f) % PAGE_SIZE;
1511 if (pt == 0)
1512 j++;
1513 c->dwSegLen = cpu_to_le32(f);
1514 c->dwStat_Ctl =
1515 cpu_to_le32(IEOB_ENABLE | IEOS_ENABLE |
1516 IEOC_ENABLE);
1517 p = c;
1518 size -= f;
1519 }
1520 data->sgdbuf[i].dwSegLen = cpu_to_le32(size);
1521 }
1522 if (lbuspath && lbuspath != data->lbuspath) {
1523 if (data->lbuspath)
1524 freelbuspath(cif, data->source, data->lbuspath);
1525 alloclbuspath(cif, data->source, lbuspath,
1526 &data->mixer, data->intdec);
1527 data->lbuspath = lbuspath;
1528 data->rate = 0;
1529 }
1530 if (data->rate != rate || data->format != format ||
1531 data->channels != channels) {
1532 data->rate = rate;
1533 data->format = format;
1534 data->channels = channels;
1535 if (setsampleformat
1536 (cif, data->mixer, data->id, channels, format)
1537 || setsamplerate(cif, data->intdec, rate))
1538 err = -EIO;
1539 }
1540 spin_unlock_irq(&chip->lock);
1541 return err;
1542 }
1543
1544 static int
1545 snd_riptide_hw_params(struct snd_pcm_substream *substream,
1546 struct snd_pcm_hw_params *hw_params)
1547 {
1548 struct snd_riptide *chip = snd_pcm_substream_chip(substream);
1549 struct pcmhw *data = get_pcmhwdev(substream);
1550 struct snd_dma_buffer *sgdlist = &data->sgdlist;
1551 int err;
1552
1553 snd_printdd("hw params id %d (sgdlist: 0x%p 0x%lx %d)\n", data->id,
1554 sgdlist->area, (unsigned long)sgdlist->addr,
1555 (int)sgdlist->bytes);
1556 if (sgdlist->area)
1557 snd_dma_free_pages(sgdlist);
1558 err = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, &chip->pci->dev,
1559 sizeof(struct sgd) * (DESC_MAX_MASK + 1),
1560 sgdlist);
1561 if (err < 0) {
1562 snd_printk(KERN_ERR "Riptide: failed to alloc %d dma bytes\n",
1563 (int)sizeof(struct sgd) * (DESC_MAX_MASK + 1));
1564 return err;
1565 }
1566 data->sgdbuf = (struct sgd *)sgdlist->area;
1567 return 0;
1568 }
1569
1570 static int snd_riptide_hw_free(struct snd_pcm_substream *substream)
1571 {
1572 struct snd_riptide *chip = snd_pcm_substream_chip(substream);
1573 struct pcmhw *data = get_pcmhwdev(substream);
1574 struct cmdif *cif = chip->cif;
1575
1576 if (cif && data) {
1577 if (data->lbuspath)
1578 freelbuspath(cif, data->source, data->lbuspath);
1579 data->lbuspath = NULL;
1580 data->source = 0xff;
1581 data->intdec[0] = 0xff;
1582 data->intdec[1] = 0xff;
1583
1584 if (data->sgdlist.area) {
1585 snd_dma_free_pages(&data->sgdlist);
1586 data->sgdlist.area = NULL;
1587 }
1588 }
1589 return 0;
1590 }
1591
1592 static int snd_riptide_playback_open(struct snd_pcm_substream *substream)
1593 {
1594 struct snd_riptide *chip = snd_pcm_substream_chip(substream);
1595 struct snd_pcm_runtime *runtime = substream->runtime;
1596 struct pcmhw *data;
1597 int sub_num = substream->number;
1598
1599 chip->playback_substream[sub_num] = substream;
1600 runtime->hw = snd_riptide_playback;
1601
1602 data = kzalloc(sizeof(struct pcmhw), GFP_KERNEL);
1603 if (data == NULL)
1604 return -ENOMEM;
1605 data->paths = lbus_play_paths[sub_num];
1606 data->id = play_ids[sub_num];
1607 data->source = play_sources[sub_num];
1608 data->intdec[0] = 0xff;
1609 data->intdec[1] = 0xff;
1610 data->state = ST_STOP;
1611 runtime->private_data = data;
1612 return snd_pcm_hw_constraint_integer(runtime,
1613 SNDRV_PCM_HW_PARAM_PERIODS);
1614 }
1615
1616 static int snd_riptide_capture_open(struct snd_pcm_substream *substream)
1617 {
1618 struct snd_riptide *chip = snd_pcm_substream_chip(substream);
1619 struct snd_pcm_runtime *runtime = substream->runtime;
1620 struct pcmhw *data;
1621
1622 chip->capture_substream = substream;
1623 runtime->hw = snd_riptide_capture;
1624
1625 data = kzalloc(sizeof(struct pcmhw), GFP_KERNEL);
1626 if (data == NULL)
1627 return -ENOMEM;
1628 data->paths = lbus_rec_path;
1629 data->id = PADC;
1630 data->source = ACLNK2PADC;
1631 data->intdec[0] = 0xff;
1632 data->intdec[1] = 0xff;
1633 data->state = ST_STOP;
1634 runtime->private_data = data;
1635 return snd_pcm_hw_constraint_integer(runtime,
1636 SNDRV_PCM_HW_PARAM_PERIODS);
1637 }
1638
1639 static int snd_riptide_playback_close(struct snd_pcm_substream *substream)
1640 {
1641 struct snd_riptide *chip = snd_pcm_substream_chip(substream);
1642 struct pcmhw *data = get_pcmhwdev(substream);
1643 int sub_num = substream->number;
1644
1645 substream->runtime->private_data = NULL;
1646 chip->playback_substream[sub_num] = NULL;
1647 kfree(data);
1648 return 0;
1649 }
1650
1651 static int snd_riptide_capture_close(struct snd_pcm_substream *substream)
1652 {
1653 struct snd_riptide *chip = snd_pcm_substream_chip(substream);
1654 struct pcmhw *data = get_pcmhwdev(substream);
1655
1656 substream->runtime->private_data = NULL;
1657 chip->capture_substream = NULL;
1658 kfree(data);
1659 return 0;
1660 }
1661
1662 static const struct snd_pcm_ops snd_riptide_playback_ops = {
1663 .open = snd_riptide_playback_open,
1664 .close = snd_riptide_playback_close,
1665 .hw_params = snd_riptide_hw_params,
1666 .hw_free = snd_riptide_hw_free,
1667 .prepare = snd_riptide_prepare,
1668 .trigger = snd_riptide_trigger,
1669 .pointer = snd_riptide_pointer,
1670 };
1671 static const struct snd_pcm_ops snd_riptide_capture_ops = {
1672 .open = snd_riptide_capture_open,
1673 .close = snd_riptide_capture_close,
1674 .hw_params = snd_riptide_hw_params,
1675 .hw_free = snd_riptide_hw_free,
1676 .prepare = snd_riptide_prepare,
1677 .trigger = snd_riptide_trigger,
1678 .pointer = snd_riptide_pointer,
1679 };
1680
1681 static int snd_riptide_pcm(struct snd_riptide *chip, int device)
1682 {
1683 struct snd_pcm *pcm;
1684 int err;
1685
1686 err = snd_pcm_new(chip->card, "RIPTIDE", device, PLAYBACK_SUBSTREAMS, 1,
1687 &pcm);
1688 if (err < 0)
1689 return err;
1690 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1691 &snd_riptide_playback_ops);
1692 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,
1693 &snd_riptide_capture_ops);
1694 pcm->private_data = chip;
1695 pcm->info_flags = 0;
1696 strcpy(pcm->name, "RIPTIDE");
1697 chip->pcm = pcm;
1698 snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV_SG,
1699 &chip->pci->dev, 64 * 1024, 128 * 1024);
1700 return 0;
1701 }
1702
1703 static irqreturn_t
1704 snd_riptide_interrupt(int irq, void *dev_id)
1705 {
1706 struct snd_riptide *chip = dev_id;
1707 struct cmdif *cif = chip->cif;
1708 irqreturn_t ret = IRQ_HANDLED;
1709
1710 if (cif) {
1711 chip->received_irqs++;
1712 if (IS_EOBIRQ(cif->hwport) || IS_EOSIRQ(cif->hwport) ||
1713 IS_EOCIRQ(cif->hwport)) {
1714 chip->handled_irqs++;
1715 ret = IRQ_WAKE_THREAD;
1716 }
1717 if (chip->rmidi && IS_MPUIRQ(cif->hwport)) {
1718 chip->handled_irqs++;
1719 snd_mpu401_uart_interrupt(irq,
1720 chip->rmidi->private_data);
1721 }
1722 SET_AIACK(cif->hwport);
1723 }
1724 return ret;
1725 }
1726
1727 static void
1728 snd_riptide_codec_write(struct snd_ac97 *ac97, unsigned short reg,
1729 unsigned short val)
1730 {
1731 struct snd_riptide *chip = ac97->private_data;
1732 struct cmdif *cif = chip->cif;
1733 union cmdret rptr = CMDRET_ZERO;
1734 int i = 0;
1735
1736 if (snd_BUG_ON(!cif))
1737 return;
1738
1739 snd_printdd("Write AC97 reg 0x%x 0x%x\n", reg, val);
1740 do {
1741 SEND_SACR(cif, val, reg);
1742 SEND_RACR(cif, reg, &rptr);
1743 } while (rptr.retwords[1] != val && i++ < MAX_WRITE_RETRY);
1744 if (i > MAX_WRITE_RETRY)
1745 snd_printdd("Write AC97 reg failed\n");
1746 }
1747
1748 static unsigned short snd_riptide_codec_read(struct snd_ac97 *ac97,
1749 unsigned short reg)
1750 {
1751 struct snd_riptide *chip = ac97->private_data;
1752 struct cmdif *cif = chip->cif;
1753 union cmdret rptr = CMDRET_ZERO;
1754
1755 if (snd_BUG_ON(!cif))
1756 return 0;
1757
1758 if (SEND_RACR(cif, reg, &rptr) != 0)
1759 SEND_RACR(cif, reg, &rptr);
1760 snd_printdd("Read AC97 reg 0x%x got 0x%x\n", reg, rptr.retwords[1]);
1761 return rptr.retwords[1];
1762 }
1763
1764 static int snd_riptide_initialize(struct snd_riptide *chip)
1765 {
1766 struct cmdif *cif;
1767 unsigned int device_id;
1768 int err;
1769
1770 if (snd_BUG_ON(!chip))
1771 return -EINVAL;
1772
1773 cif = chip->cif;
1774 if (!cif) {
1775 cif = kzalloc(sizeof(struct cmdif), GFP_KERNEL);
1776 if (!cif)
1777 return -ENOMEM;
1778 cif->hwport = (struct riptideport *)chip->port;
1779 spin_lock_init(&cif->lock);
1780 chip->cif = cif;
1781 }
1782 cif->is_reset = 0;
1783 err = riptide_reset(cif, chip);
1784 if (err)
1785 return err;
1786 device_id = chip->device_id;
1787 switch (device_id) {
1788 case 0x4310:
1789 case 0x4320:
1790 case 0x4330:
1791 snd_printdd("Modem enable?\n");
1792 SEND_SETDPLL(cif);
1793 break;
1794 }
1795 snd_printdd("Enabling MPU IRQs\n");
1796 if (chip->rmidi)
1797 SET_EMPUIRQ(cif->hwport);
1798 return err;
1799 }
1800
1801 static void snd_riptide_free(struct snd_card *card)
1802 {
1803 struct snd_riptide *chip = card->private_data;
1804 struct cmdif *cif;
1805
1806 cif = chip->cif;
1807 if (cif) {
1808 SET_GRESET(cif->hwport);
1809 udelay(100);
1810 UNSET_GRESET(cif->hwport);
1811 kfree(chip->cif);
1812 }
1813 release_firmware(chip->fw_entry);
1814 }
1815
1816 static int
1817 snd_riptide_create(struct snd_card *card, struct pci_dev *pci)
1818 {
1819 struct snd_riptide *chip = card->private_data;
1820 struct riptideport *hwport;
1821 int err;
1822
1823 err = pcim_enable_device(pci);
1824 if (err < 0)
1825 return err;
1826
1827 spin_lock_init(&chip->lock);
1828 chip->card = card;
1829 chip->pci = pci;
1830 chip->irq = -1;
1831 chip->openstreams = 0;
1832 chip->port = pci_resource_start(pci, 0);
1833 chip->received_irqs = 0;
1834 chip->handled_irqs = 0;
1835 chip->cif = NULL;
1836 card->private_free = snd_riptide_free;
1837
1838 err = pci_request_regions(pci, "RIPTIDE");
1839 if (err < 0)
1840 return err;
1841 hwport = (struct riptideport *)chip->port;
1842 UNSET_AIE(hwport);
1843
1844 if (devm_request_threaded_irq(&pci->dev, pci->irq,
1845 snd_riptide_interrupt,
1846 riptide_handleirq, IRQF_SHARED,
1847 KBUILD_MODNAME, chip)) {
1848 snd_printk(KERN_ERR "Riptide: unable to grab IRQ %d\n",
1849 pci->irq);
1850 return -EBUSY;
1851 }
1852 chip->irq = pci->irq;
1853 card->sync_irq = chip->irq;
1854 chip->device_id = pci->device;
1855 pci_set_master(pci);
1856 err = snd_riptide_initialize(chip);
1857 if (err < 0)
1858 return err;
1859
1860 return 0;
1861 }
1862
1863 static void
1864 snd_riptide_proc_read(struct snd_info_entry *entry,
1865 struct snd_info_buffer *buffer)
1866 {
1867 struct snd_riptide *chip = entry->private_data;
1868 struct pcmhw *data;
1869 int i;
1870 struct cmdif *cif = NULL;
1871 unsigned char p[256];
1872 unsigned short rval = 0, lval = 0;
1873 unsigned int rate;
1874
1875 if (!chip)
1876 return;
1877
1878 snd_iprintf(buffer, "%s\n\n", chip->card->longname);
1879 snd_iprintf(buffer, "Device ID: 0x%x\nReceived IRQs: (%ld)%ld\nPorts:",
1880 chip->device_id, chip->handled_irqs, chip->received_irqs);
1881 for (i = 0; i < 64; i += 4)
1882 snd_iprintf(buffer, "%c%02x: %08x",
1883 (i % 16) ? ' ' : '\n', i, inl(chip->port + i));
1884 cif = chip->cif;
1885 if (cif) {
1886 snd_iprintf(buffer,
1887 "\nVersion: ASIC: %d CODEC: %d AUXDSP: %d PROG: %d",
1888 chip->firmware.firmware.ASIC,
1889 chip->firmware.firmware.CODEC,
1890 chip->firmware.firmware.AUXDSP,
1891 chip->firmware.firmware.PROG);
1892 snd_iprintf(buffer, "\nDigital mixer:");
1893 for (i = 0; i < 12; i++) {
1894 getmixer(cif, i, &rval, &lval);
1895 snd_iprintf(buffer, "\n %d: %d %d", i, rval, lval);
1896 }
1897 snd_iprintf(buffer,
1898 "\nARM Commands num: %d failed: %d time: %d max: %d min: %d",
1899 cif->cmdcnt, cif->errcnt,
1900 cif->cmdtime, cif->cmdtimemax, cif->cmdtimemin);
1901 }
1902 snd_iprintf(buffer, "\nOpen streams %d:\n", chip->openstreams);
1903 for (i = 0; i < PLAYBACK_SUBSTREAMS; i++) {
1904 if (!chip->playback_substream[i] ||
1905 !chip->playback_substream[i]->runtime)
1906 continue;
1907 data = chip->playback_substream[i]->runtime->private_data;
1908 if (data) {
1909 snd_iprintf(buffer,
1910 "stream: %d mixer: %d source: %d (%d,%d)\n",
1911 data->id, data->mixer, data->source,
1912 data->intdec[0], data->intdec[1]);
1913 if (!(getsamplerate(cif, data->intdec, &rate)))
1914 snd_iprintf(buffer, "rate: %d\n", rate);
1915 }
1916 }
1917 if (chip->capture_substream && chip->capture_substream->runtime) {
1918 data = chip->capture_substream->runtime->private_data;
1919 if (data) {
1920 snd_iprintf(buffer,
1921 "stream: %d mixer: %d source: %d (%d,%d)\n",
1922 data->id, data->mixer,
1923 data->source, data->intdec[0], data->intdec[1]);
1924 if (!(getsamplerate(cif, data->intdec, &rate)))
1925 snd_iprintf(buffer, "rate: %d\n", rate);
1926 }
1927 }
1928 snd_iprintf(buffer, "Paths:\n");
1929 i = getpaths(cif, p);
1930 while (i >= 2) {
1931 i -= 2;
1932 snd_iprintf(buffer, "%x->%x ", p[i], p[i + 1]);
1933 }
1934 snd_iprintf(buffer, "\n");
1935 }
1936
1937 static void snd_riptide_proc_init(struct snd_riptide *chip)
1938 {
1939 snd_card_ro_proc_new(chip->card, "riptide", chip,
1940 snd_riptide_proc_read);
1941 }
1942
1943 static int snd_riptide_mixer(struct snd_riptide *chip)
1944 {
1945 struct snd_ac97_bus *pbus;
1946 struct snd_ac97_template ac97;
1947 int err = 0;
1948 static const struct snd_ac97_bus_ops ops = {
1949 .write = snd_riptide_codec_write,
1950 .read = snd_riptide_codec_read,
1951 };
1952
1953 memset(&ac97, 0, sizeof(ac97));
1954 ac97.private_data = chip;
1955 ac97.scaps = AC97_SCAP_SKIP_MODEM;
1956
1957 err = snd_ac97_bus(chip->card, 0, &ops, chip, &pbus);
1958 if (err < 0)
1959 return err;
1960
1961 chip->ac97_bus = pbus;
1962 ac97.pci = chip->pci;
1963 err = snd_ac97_mixer(pbus, &ac97, &chip->ac97);
1964 if (err < 0)
1965 return err;
1966 return err;
1967 }
1968
1969 #ifdef SUPPORT_JOYSTICK
1970
1971 static int
1972 snd_riptide_joystick_probe(struct pci_dev *pci, const struct pci_device_id *id)
1973 {
1974 static int dev;
1975 struct gameport *gameport;
1976 int ret;
1977
1978 if (dev >= SNDRV_CARDS)
1979 return -ENODEV;
1980
1981 if (!enable[dev]) {
1982 ret = -ENOENT;
1983 goto inc_dev;
1984 }
1985
1986 if (!joystick_port[dev]) {
1987 ret = 0;
1988 goto inc_dev;
1989 }
1990
1991 gameport = gameport_allocate_port();
1992 if (!gameport) {
1993 ret = -ENOMEM;
1994 goto inc_dev;
1995 }
1996 if (!request_region(joystick_port[dev], 8, "Riptide gameport")) {
1997 snd_printk(KERN_WARNING
1998 "Riptide: cannot grab gameport 0x%x\n",
1999 joystick_port[dev]);
2000 gameport_free_port(gameport);
2001 ret = -EBUSY;
2002 goto inc_dev;
2003 }
2004
2005 gameport->io = joystick_port[dev];
2006 gameport_register_port(gameport);
2007 pci_set_drvdata(pci, gameport);
2008
2009 ret = 0;
2010 inc_dev:
2011 dev++;
2012 return ret;
2013 }
2014
2015 static void snd_riptide_joystick_remove(struct pci_dev *pci)
2016 {
2017 struct gameport *gameport = pci_get_drvdata(pci);
2018 if (gameport) {
2019 release_region(gameport->io, 8);
2020 gameport_unregister_port(gameport);
2021 }
2022 }
2023 #endif
2024
2025 static int
2026 __snd_card_riptide_probe(struct pci_dev *pci, const struct pci_device_id *pci_id)
2027 {
2028 static int dev;
2029 struct snd_card *card;
2030 struct snd_riptide *chip;
2031 unsigned short val;
2032 int err;
2033
2034 if (dev >= SNDRV_CARDS)
2035 return -ENODEV;
2036 if (!enable[dev]) {
2037 dev++;
2038 return -ENOENT;
2039 }
2040
2041 err = snd_devm_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE,
2042 sizeof(*chip), &card);
2043 if (err < 0)
2044 return err;
2045 chip = card->private_data;
2046 err = snd_riptide_create(card, pci);
2047 if (err < 0)
2048 return err;
2049 err = snd_riptide_pcm(chip, 0);
2050 if (err < 0)
2051 return err;
2052 err = snd_riptide_mixer(chip);
2053 if (err < 0)
2054 return err;
2055
2056 val = LEGACY_ENABLE_ALL;
2057 if (opl3_port[dev])
2058 val |= LEGACY_ENABLE_FM;
2059 #ifdef SUPPORT_JOYSTICK
2060 if (joystick_port[dev])
2061 val |= LEGACY_ENABLE_GAMEPORT;
2062 #endif
2063 if (mpu_port[dev])
2064 val |= LEGACY_ENABLE_MPU_INT | LEGACY_ENABLE_MPU;
2065 val |= (chip->irq << 4) & 0xf0;
2066 pci_write_config_word(chip->pci, PCI_EXT_Legacy_Mask, val);
2067 if (mpu_port[dev]) {
2068 val = mpu_port[dev];
2069 pci_write_config_word(chip->pci, PCI_EXT_MPU_Base, val);
2070 err = snd_mpu401_uart_new(card, 0, MPU401_HW_RIPTIDE,
2071 val, MPU401_INFO_IRQ_HOOK, -1,
2072 &chip->rmidi);
2073 if (err < 0)
2074 snd_printk(KERN_WARNING
2075 "Riptide: Can't Allocate MPU at 0x%x\n",
2076 val);
2077 else
2078 chip->mpuaddr = val;
2079 }
2080 if (opl3_port[dev]) {
2081 val = opl3_port[dev];
2082 pci_write_config_word(chip->pci, PCI_EXT_FM_Base, val);
2083 err = snd_opl3_create(card, val, val + 2,
2084 OPL3_HW_RIPTIDE, 0, &chip->opl3);
2085 if (err < 0)
2086 snd_printk(KERN_WARNING
2087 "Riptide: Can't Allocate OPL3 at 0x%x\n",
2088 val);
2089 else {
2090 chip->opladdr = val;
2091 err = snd_opl3_hwdep_new(chip->opl3, 0, 1, NULL);
2092 if (err < 0)
2093 snd_printk(KERN_WARNING
2094 "Riptide: Can't Allocate OPL3-HWDEP\n");
2095 }
2096 }
2097 #ifdef SUPPORT_JOYSTICK
2098 if (joystick_port[dev]) {
2099 val = joystick_port[dev];
2100 pci_write_config_word(chip->pci, PCI_EXT_Game_Base, val);
2101 chip->gameaddr = val;
2102 }
2103 #endif
2104
2105 strcpy(card->driver, "RIPTIDE");
2106 strcpy(card->shortname, "Riptide");
2107 #ifdef SUPPORT_JOYSTICK
2108 scnprintf(card->longname, sizeof(card->longname),
2109 "%s at 0x%lx, irq %i mpu 0x%x opl3 0x%x gameport 0x%x",
2110 card->shortname, chip->port, chip->irq, chip->mpuaddr,
2111 chip->opladdr, chip->gameaddr);
2112 #else
2113 scnprintf(card->longname, sizeof(card->longname),
2114 "%s at 0x%lx, irq %i mpu 0x%x opl3 0x%x",
2115 card->shortname, chip->port, chip->irq, chip->mpuaddr,
2116 chip->opladdr);
2117 #endif
2118 snd_riptide_proc_init(chip);
2119 err = snd_card_register(card);
2120 if (err < 0)
2121 return err;
2122 pci_set_drvdata(pci, card);
2123 dev++;
2124 return 0;
2125 }
2126
2127 static int
2128 snd_card_riptide_probe(struct pci_dev *pci, const struct pci_device_id *pci_id)
2129 {
2130 return snd_card_free_on_error(&pci->dev, __snd_card_riptide_probe(pci, pci_id));
2131 }
2132
2133 static struct pci_driver driver = {
2134 .name = KBUILD_MODNAME,
2135 .id_table = snd_riptide_ids,
2136 .probe = snd_card_riptide_probe,
2137 .driver = {
2138 .pm = RIPTIDE_PM_OPS,
2139 },
2140 };
2141
2142 #ifdef SUPPORT_JOYSTICK
2143 static struct pci_driver joystick_driver = {
2144 .name = KBUILD_MODNAME "-joystick",
2145 .id_table = snd_riptide_joystick_ids,
2146 .probe = snd_riptide_joystick_probe,
2147 .remove = snd_riptide_joystick_remove,
2148 };
2149 #endif
2150
2151 static int __init alsa_card_riptide_init(void)
2152 {
2153 int err;
2154 err = pci_register_driver(&driver);
2155 if (err < 0)
2156 return err;
2157 #if defined(SUPPORT_JOYSTICK)
2158 err = pci_register_driver(&joystick_driver);
2159 /* On failure unregister formerly registered audio driver */
2160 if (err < 0)
2161 pci_unregister_driver(&driver);
2162 #endif
2163 return err;
2164 }
2165
2166 static void __exit alsa_card_riptide_exit(void)
2167 {
2168 pci_unregister_driver(&driver);
2169 #if defined(SUPPORT_JOYSTICK)
2170 pci_unregister_driver(&joystick_driver);
2171 #endif
2172 }
2173
2174 module_init(alsa_card_riptide_init);
2175 module_exit(alsa_card_riptide_exit);
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git