Commit | Line | Data |
---|---|---|
763f356c TI |
1 | /* -*- linux-c -*- |
2 | * | |
3 | * ALSA driver for RME Hammerfall DSP MADI audio interface(s) | |
4 | * | |
5 | * Copyright (c) 2003 Winfried Ritsch (IEM) | |
6 | * code based on hdsp.c Paul Davis | |
7 | * Marcus Andersson | |
8 | * Thomas Charbonnel | |
9 | * | |
10 | * This program is free software; you can redistribute it and/or modify | |
11 | * it under the terms of the GNU General Public License as published by | |
12 | * the Free Software Foundation; either version 2 of the License, or | |
13 | * (at your option) any later version. | |
14 | * | |
15 | * This program is distributed in the hope that it will be useful, | |
16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | * GNU General Public License for more details. | |
19 | * | |
20 | * You should have received a copy of the GNU General Public License | |
21 | * along with this program; if not, write to the Free Software | |
22 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
23 | * | |
24 | */ | |
25 | #include <sound/driver.h> | |
26 | #include <linux/init.h> | |
27 | #include <linux/delay.h> | |
28 | #include <linux/interrupt.h> | |
29 | #include <linux/moduleparam.h> | |
30 | #include <linux/slab.h> | |
31 | #include <linux/pci.h> | |
32 | #include <asm/io.h> | |
33 | ||
34 | #include <sound/core.h> | |
35 | #include <sound/control.h> | |
36 | #include <sound/pcm.h> | |
37 | #include <sound/info.h> | |
38 | #include <sound/asoundef.h> | |
39 | #include <sound/rawmidi.h> | |
40 | #include <sound/hwdep.h> | |
41 | #include <sound/initval.h> | |
42 | ||
43 | #include <sound/hdspm.h> | |
44 | ||
45 | static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ | |
46 | static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ | |
47 | static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;/* Enable this card */ | |
48 | ||
49 | /* Disable precise pointer at start */ | |
50 | static int precise_ptr[SNDRV_CARDS]; | |
51 | ||
52 | /* Send all playback to line outs */ | |
53 | static int line_outs_monitor[SNDRV_CARDS]; | |
54 | ||
55 | /* Enable Analog Outs on Channel 63/64 by default */ | |
56 | static int enable_monitor[SNDRV_CARDS]; | |
57 | ||
58 | module_param_array(index, int, NULL, 0444); | |
59 | MODULE_PARM_DESC(index, "Index value for RME HDSPM interface."); | |
60 | ||
61 | module_param_array(id, charp, NULL, 0444); | |
62 | MODULE_PARM_DESC(id, "ID string for RME HDSPM interface."); | |
63 | ||
64 | module_param_array(enable, bool, NULL, 0444); | |
65 | MODULE_PARM_DESC(enable, "Enable/disable specific HDSPM soundcards."); | |
66 | ||
67 | module_param_array(precise_ptr, bool, NULL, 0444); | |
68 | MODULE_PARM_DESC(precise_ptr, "Enable precise pointer, or disable."); | |
69 | ||
70 | module_param_array(line_outs_monitor, bool, NULL, 0444); | |
71 | MODULE_PARM_DESC(line_outs_monitor, | |
72 | "Send playback streams to analog outs by default."); | |
73 | ||
74 | module_param_array(enable_monitor, bool, NULL, 0444); | |
75 | MODULE_PARM_DESC(enable_monitor, | |
76 | "Enable Analog Out on Channel 63/64 by default."); | |
77 | ||
78 | MODULE_AUTHOR | |
79 | ("Winfried Ritsch <ritsch_AT_iem.at>, Paul Davis <paul@linuxaudiosystems.com>, " | |
80 | "Marcus Andersson, Thomas Charbonnel <thomas@undata.org>"); | |
81 | MODULE_DESCRIPTION("RME HDSPM"); | |
82 | MODULE_LICENSE("GPL"); | |
83 | MODULE_SUPPORTED_DEVICE("{{RME HDSPM-MADI}}"); | |
84 | ||
85 | /* --- Write registers. --- | |
86 | These are defined as byte-offsets from the iobase value. */ | |
87 | ||
88 | #define HDSPM_controlRegister 64 | |
89 | #define HDSPM_interruptConfirmation 96 | |
90 | #define HDSPM_control2Reg 256 /* not in specs ???????? */ | |
91 | #define HDSPM_midiDataOut0 352 /* just believe in old code */ | |
92 | #define HDSPM_midiDataOut1 356 | |
93 | ||
94 | /* DMA enable for 64 channels, only Bit 0 is relevant */ | |
95 | #define HDSPM_outputEnableBase 512 /* 512-767 input DMA */ | |
96 | #define HDSPM_inputEnableBase 768 /* 768-1023 output DMA */ | |
97 | ||
98 | /* 16 page addresses for each of the 64 channels DMA buffer in and out | |
99 | (each 64k=16*4k) Buffer must be 4k aligned (which is default i386 ????) */ | |
100 | #define HDSPM_pageAddressBufferOut 8192 | |
101 | #define HDSPM_pageAddressBufferIn (HDSPM_pageAddressBufferOut+64*16*4) | |
102 | ||
103 | #define HDSPM_MADI_mixerBase 32768 /* 32768-65535 for 2x64x64 Fader */ | |
104 | ||
105 | #define HDSPM_MATRIX_MIXER_SIZE 8192 /* = 2*64*64 * 4 Byte => 32kB */ | |
106 | ||
107 | /* --- Read registers. --- | |
108 | These are defined as byte-offsets from the iobase value */ | |
109 | #define HDSPM_statusRegister 0 | |
110 | #define HDSPM_statusRegister2 96 | |
111 | ||
112 | #define HDSPM_midiDataIn0 360 | |
113 | #define HDSPM_midiDataIn1 364 | |
114 | ||
115 | /* status is data bytes in MIDI-FIFO (0-128) */ | |
116 | #define HDSPM_midiStatusOut0 384 | |
117 | #define HDSPM_midiStatusOut1 388 | |
118 | #define HDSPM_midiStatusIn0 392 | |
119 | #define HDSPM_midiStatusIn1 396 | |
120 | ||
121 | ||
122 | /* the meters are regular i/o-mapped registers, but offset | |
123 | considerably from the rest. the peak registers are reset | |
124 | when read; the least-significant 4 bits are full-scale counters; | |
125 | the actual peak value is in the most-significant 24 bits. | |
126 | */ | |
127 | #define HDSPM_MADI_peakrmsbase 4096 /* 4096-8191 2x64x32Bit Meters */ | |
128 | ||
129 | /* --- Control Register bits --------- */ | |
130 | #define HDSPM_Start (1<<0) /* start engine */ | |
131 | ||
132 | #define HDSPM_Latency0 (1<<1) /* buffer size = 2^n */ | |
133 | #define HDSPM_Latency1 (1<<2) /* where n is defined */ | |
134 | #define HDSPM_Latency2 (1<<3) /* by Latency{2,1,0} */ | |
135 | ||
136 | #define HDSPM_ClockModeMaster (1<<4) /* 1=Master, 0=Slave/Autosync */ | |
137 | ||
138 | #define HDSPM_AudioInterruptEnable (1<<5) /* what do you think ? */ | |
139 | ||
140 | #define HDSPM_Frequency0 (1<<6) /* 0=44.1kHz/88.2kHz 1=48kHz/96kHz */ | |
141 | #define HDSPM_Frequency1 (1<<7) /* 0=32kHz/64kHz */ | |
142 | #define HDSPM_DoubleSpeed (1<<8) /* 0=normal speed, 1=double speed */ | |
143 | #define HDSPM_QuadSpeed (1<<31) /* quad speed bit, not implemented now */ | |
144 | ||
145 | #define HDSPM_TX_64ch (1<<10) /* Output 64channel MODE=1, | |
146 | 56channelMODE=0 */ | |
147 | ||
148 | #define HDSPM_AutoInp (1<<11) /* Auto Input (takeover) == Safe Mode, | |
149 | 0=off, 1=on */ | |
150 | ||
151 | #define HDSPM_InputSelect0 (1<<14) /* Input select 0= optical, 1=coax */ | |
152 | #define HDSPM_InputSelect1 (1<<15) /* should be 0 */ | |
153 | ||
154 | #define HDSPM_SyncRef0 (1<<16) /* 0=WOrd, 1=MADI */ | |
155 | #define HDSPM_SyncRef1 (1<<17) /* should be 0 */ | |
156 | ||
157 | #define HDSPM_clr_tms (1<<19) /* clear track marker, do not use | |
158 | AES additional bits in | |
159 | lower 5 Audiodatabits ??? */ | |
160 | ||
161 | #define HDSPM_Midi0InterruptEnable (1<<22) | |
162 | #define HDSPM_Midi1InterruptEnable (1<<23) | |
163 | ||
164 | #define HDSPM_LineOut (1<<24) /* Analog Out on channel 63/64 on=1, mute=0 */ | |
165 | ||
166 | ||
167 | /* --- bit helper defines */ | |
168 | #define HDSPM_LatencyMask (HDSPM_Latency0|HDSPM_Latency1|HDSPM_Latency2) | |
169 | #define HDSPM_FrequencyMask (HDSPM_Frequency0|HDSPM_Frequency1) | |
170 | #define HDSPM_InputMask (HDSPM_InputSelect0|HDSPM_InputSelect1) | |
171 | #define HDSPM_InputOptical 0 | |
172 | #define HDSPM_InputCoaxial (HDSPM_InputSelect0) | |
173 | #define HDSPM_SyncRefMask (HDSPM_SyncRef0|HDSPM_SyncRef1) | |
174 | #define HDSPM_SyncRef_Word 0 | |
175 | #define HDSPM_SyncRef_MADI (HDSPM_SyncRef0) | |
176 | ||
177 | #define HDSPM_SYNC_FROM_WORD 0 /* Preferred sync reference */ | |
178 | #define HDSPM_SYNC_FROM_MADI 1 /* choices - used by "pref_sync_ref" */ | |
179 | ||
180 | #define HDSPM_Frequency32KHz HDSPM_Frequency0 | |
181 | #define HDSPM_Frequency44_1KHz HDSPM_Frequency1 | |
182 | #define HDSPM_Frequency48KHz (HDSPM_Frequency1|HDSPM_Frequency0) | |
183 | #define HDSPM_Frequency64KHz (HDSPM_DoubleSpeed|HDSPM_Frequency0) | |
184 | #define HDSPM_Frequency88_2KHz (HDSPM_DoubleSpeed|HDSPM_Frequency1) | |
185 | #define HDSPM_Frequency96KHz (HDSPM_DoubleSpeed|HDSPM_Frequency1|HDSPM_Frequency0) | |
186 | ||
187 | /* --- for internal discrimination */ | |
188 | #define HDSPM_CLOCK_SOURCE_AUTOSYNC 0 /* Sample Clock Sources */ | |
189 | #define HDSPM_CLOCK_SOURCE_INTERNAL_32KHZ 1 | |
190 | #define HDSPM_CLOCK_SOURCE_INTERNAL_44_1KHZ 2 | |
191 | #define HDSPM_CLOCK_SOURCE_INTERNAL_48KHZ 3 | |
192 | #define HDSPM_CLOCK_SOURCE_INTERNAL_64KHZ 4 | |
193 | #define HDSPM_CLOCK_SOURCE_INTERNAL_88_2KHZ 5 | |
194 | #define HDSPM_CLOCK_SOURCE_INTERNAL_96KHZ 6 | |
195 | #define HDSPM_CLOCK_SOURCE_INTERNAL_128KHZ 7 | |
196 | #define HDSPM_CLOCK_SOURCE_INTERNAL_176_4KHZ 8 | |
197 | #define HDSPM_CLOCK_SOURCE_INTERNAL_192KHZ 9 | |
198 | ||
199 | /* Synccheck Status */ | |
200 | #define HDSPM_SYNC_CHECK_NO_LOCK 0 | |
201 | #define HDSPM_SYNC_CHECK_LOCK 1 | |
202 | #define HDSPM_SYNC_CHECK_SYNC 2 | |
203 | ||
204 | /* AutoSync References - used by "autosync_ref" control switch */ | |
205 | #define HDSPM_AUTOSYNC_FROM_WORD 0 | |
206 | #define HDSPM_AUTOSYNC_FROM_MADI 1 | |
207 | #define HDSPM_AUTOSYNC_FROM_NONE 2 | |
208 | ||
209 | /* Possible sources of MADI input */ | |
210 | #define HDSPM_OPTICAL 0 /* optical */ | |
211 | #define HDSPM_COAXIAL 1 /* BNC */ | |
212 | ||
213 | #define hdspm_encode_latency(x) (((x)<<1) & HDSPM_LatencyMask) | |
214 | #define hdspm_decode_latency(x) (((x) & HDSPM_LatencyMask)>>1) | |
215 | ||
216 | #define hdspm_encode_in(x) (((x)&0x3)<<14) | |
217 | #define hdspm_decode_in(x) (((x)>>14)&0x3) | |
218 | ||
219 | /* --- control2 register bits --- */ | |
220 | #define HDSPM_TMS (1<<0) | |
221 | #define HDSPM_TCK (1<<1) | |
222 | #define HDSPM_TDI (1<<2) | |
223 | #define HDSPM_JTAG (1<<3) | |
224 | #define HDSPM_PWDN (1<<4) | |
225 | #define HDSPM_PROGRAM (1<<5) | |
226 | #define HDSPM_CONFIG_MODE_0 (1<<6) | |
227 | #define HDSPM_CONFIG_MODE_1 (1<<7) | |
228 | /*#define HDSPM_VERSION_BIT (1<<8) not defined any more*/ | |
229 | #define HDSPM_BIGENDIAN_MODE (1<<9) | |
230 | #define HDSPM_RD_MULTIPLE (1<<10) | |
231 | ||
232 | /* --- Status Register bits --- */ | |
233 | #define HDSPM_audioIRQPending (1<<0) /* IRQ is high and pending */ | |
234 | #define HDSPM_RX_64ch (1<<1) /* Input 64chan. MODE=1, 56chn. MODE=0 */ | |
235 | #define HDSPM_AB_int (1<<2) /* InputChannel Opt=0, Coax=1 (like inp0) */ | |
236 | #define HDSPM_madiLock (1<<3) /* MADI Locked =1, no=0 */ | |
237 | ||
238 | #define HDSPM_BufferPositionMask 0x000FFC0 /* Bit 6..15 : h/w buffer pointer */ | |
239 | /* since 64byte accurate last 6 bits | |
240 | are not used */ | |
241 | ||
242 | #define HDSPM_madiSync (1<<18) /* MADI is in sync */ | |
243 | #define HDSPM_DoubleSpeedStatus (1<<19) /* (input) card in double speed */ | |
244 | ||
245 | #define HDSPM_madiFreq0 (1<<22) /* system freq 0=error */ | |
246 | #define HDSPM_madiFreq1 (1<<23) /* 1=32, 2=44.1 3=48 */ | |
247 | #define HDSPM_madiFreq2 (1<<24) /* 4=64, 5=88.2 6=96 */ | |
248 | #define HDSPM_madiFreq3 (1<<25) /* 7=128, 8=176.4 9=192 */ | |
249 | ||
250 | #define HDSPM_BufferID (1<<26) /* (Double)Buffer ID toggles with Interrupt */ | |
251 | #define HDSPM_midi0IRQPending (1<<30) /* MIDI IRQ is pending */ | |
252 | #define HDSPM_midi1IRQPending (1<<31) /* and aktiv */ | |
253 | ||
254 | /* --- status bit helpers */ | |
255 | #define HDSPM_madiFreqMask (HDSPM_madiFreq0|HDSPM_madiFreq1|HDSPM_madiFreq2|HDSPM_madiFreq3) | |
256 | #define HDSPM_madiFreq32 (HDSPM_madiFreq0) | |
257 | #define HDSPM_madiFreq44_1 (HDSPM_madiFreq1) | |
258 | #define HDSPM_madiFreq48 (HDSPM_madiFreq0|HDSPM_madiFreq1) | |
259 | #define HDSPM_madiFreq64 (HDSPM_madiFreq2) | |
260 | #define HDSPM_madiFreq88_2 (HDSPM_madiFreq0|HDSPM_madiFreq2) | |
261 | #define HDSPM_madiFreq96 (HDSPM_madiFreq1|HDSPM_madiFreq2) | |
262 | #define HDSPM_madiFreq128 (HDSPM_madiFreq0|HDSPM_madiFreq1|HDSPM_madiFreq2) | |
263 | #define HDSPM_madiFreq176_4 (HDSPM_madiFreq3) | |
264 | #define HDSPM_madiFreq192 (HDSPM_madiFreq3|HDSPM_madiFreq0) | |
265 | ||
266 | /* Status2 Register bits */ | |
267 | ||
268 | #define HDSPM_version0 (1<<0) /* not realy defined but I guess */ | |
269 | #define HDSPM_version1 (1<<1) /* in former cards it was ??? */ | |
270 | #define HDSPM_version2 (1<<2) | |
271 | ||
272 | #define HDSPM_wcLock (1<<3) /* Wordclock is detected and locked */ | |
273 | #define HDSPM_wcSync (1<<4) /* Wordclock is in sync with systemclock */ | |
274 | ||
275 | #define HDSPM_wc_freq0 (1<<5) /* input freq detected via autosync */ | |
276 | #define HDSPM_wc_freq1 (1<<6) /* 001=32, 010==44.1, 011=48, */ | |
277 | #define HDSPM_wc_freq2 (1<<7) /* 100=64, 101=88.2, 110=96, */ | |
278 | /* missing Bit for 111=128, 1000=176.4, 1001=192 */ | |
279 | ||
280 | #define HDSPM_SelSyncRef0 (1<<8) /* Sync Source in slave mode */ | |
281 | #define HDSPM_SelSyncRef1 (1<<9) /* 000=word, 001=MADI, */ | |
282 | #define HDSPM_SelSyncRef2 (1<<10) /* 111=no valid signal */ | |
283 | ||
284 | #define HDSPM_wc_valid (HDSPM_wcLock|HDSPM_wcSync) | |
285 | ||
286 | #define HDSPM_wcFreqMask (HDSPM_wc_freq0|HDSPM_wc_freq1|HDSPM_wc_freq2) | |
287 | #define HDSPM_wcFreq32 (HDSPM_wc_freq0) | |
288 | #define HDSPM_wcFreq44_1 (HDSPM_wc_freq1) | |
289 | #define HDSPM_wcFreq48 (HDSPM_wc_freq0|HDSPM_wc_freq1) | |
290 | #define HDSPM_wcFreq64 (HDSPM_wc_freq2) | |
291 | #define HDSPM_wcFreq88_2 (HDSPM_wc_freq0|HDSPM_wc_freq2) | |
292 | #define HDSPM_wcFreq96 (HDSPM_wc_freq1|HDSPM_wc_freq2) | |
293 | ||
294 | ||
295 | #define HDSPM_SelSyncRefMask (HDSPM_SelSyncRef0|HDSPM_SelSyncRef1|HDSPM_SelSyncRef2) | |
296 | #define HDSPM_SelSyncRef_WORD 0 | |
297 | #define HDSPM_SelSyncRef_MADI (HDSPM_SelSyncRef0) | |
298 | #define HDSPM_SelSyncRef_NVALID (HDSPM_SelSyncRef0|HDSPM_SelSyncRef1|HDSPM_SelSyncRef2) | |
299 | ||
300 | /* Mixer Values */ | |
301 | #define UNITY_GAIN 32768 /* = 65536/2 */ | |
302 | #define MINUS_INFINITY_GAIN 0 | |
303 | ||
304 | /* PCI info */ | |
305 | #ifndef PCI_VENDOR_ID_XILINX | |
306 | #define PCI_VENDOR_ID_XILINX 0x10ee | |
307 | #endif | |
308 | #ifndef PCI_DEVICE_ID_XILINX_HAMMERFALL_DSP | |
309 | #define PCI_DEVICE_ID_XILINX_HAMMERFALL_DSP 0x3fc5 | |
310 | #endif | |
311 | #ifndef PCI_DEVICE_ID_XILINX_HAMMERFALL_DSP_MADI | |
312 | #define PCI_DEVICE_ID_XILINX_HAMMERFALL_DSP_MADI 0x3fc6 | |
313 | #endif | |
314 | ||
315 | ||
316 | /* Number of channels for different Speed Modes */ | |
317 | #define MADI_SS_CHANNELS 64 | |
318 | #define MADI_DS_CHANNELS 32 | |
319 | #define MADI_QS_CHANNELS 16 | |
320 | ||
321 | /* the size of a substream (1 mono data stream) */ | |
322 | #define HDSPM_CHANNEL_BUFFER_SAMPLES (16*1024) | |
323 | #define HDSPM_CHANNEL_BUFFER_BYTES (4*HDSPM_CHANNEL_BUFFER_SAMPLES) | |
324 | ||
325 | /* the size of the area we need to allocate for DMA transfers. the | |
326 | size is the same regardless of the number of channels, and | |
327 | also the latency to use. | |
328 | for one direction !!! | |
329 | */ | |
330 | #define HDSPM_DMA_AREA_BYTES (HDSPM_MAX_CHANNELS * HDSPM_CHANNEL_BUFFER_BYTES) | |
331 | #define HDSPM_DMA_AREA_KILOBYTES (HDSPM_DMA_AREA_BYTES/1024) | |
332 | ||
333 | typedef struct _hdspm hdspm_t; | |
334 | typedef struct _hdspm_midi hdspm_midi_t; | |
335 | ||
336 | struct _hdspm_midi { | |
337 | hdspm_t *hdspm; | |
338 | int id; | |
339 | snd_rawmidi_t *rmidi; | |
340 | snd_rawmidi_substream_t *input; | |
341 | snd_rawmidi_substream_t *output; | |
342 | char istimer; /* timer in use */ | |
343 | struct timer_list timer; | |
344 | spinlock_t lock; | |
345 | int pending; | |
346 | }; | |
347 | ||
348 | struct _hdspm { | |
349 | spinlock_t lock; | |
350 | snd_pcm_substream_t *capture_substream; /* only one playback */ | |
351 | snd_pcm_substream_t *playback_substream; /* and/or capture stream */ | |
352 | ||
353 | char *card_name; /* for procinfo */ | |
354 | unsigned short firmware_rev; /* dont know if relevant */ | |
355 | ||
356 | int precise_ptr; /* use precise pointers, to be tested */ | |
357 | int monitor_outs; /* set up monitoring outs init flag */ | |
358 | ||
359 | u32 control_register; /* cached value */ | |
360 | u32 control2_register; /* cached value */ | |
361 | ||
362 | hdspm_midi_t midi[2]; | |
363 | struct tasklet_struct midi_tasklet; | |
364 | ||
365 | size_t period_bytes; | |
366 | unsigned char ss_channels; /* channels of card in single speed */ | |
367 | unsigned char ds_channels; /* Double Speed */ | |
368 | unsigned char qs_channels; /* Quad Speed */ | |
369 | ||
370 | unsigned char *playback_buffer; /* suitably aligned address */ | |
371 | unsigned char *capture_buffer; /* suitably aligned address */ | |
372 | ||
373 | pid_t capture_pid; /* process id which uses capture */ | |
374 | pid_t playback_pid; /* process id which uses capture */ | |
375 | int running; /* running status */ | |
376 | ||
377 | int last_external_sample_rate; /* samplerate mystic ... */ | |
378 | int last_internal_sample_rate; | |
379 | int system_sample_rate; | |
380 | ||
381 | char *channel_map; /* channel map for DS and Quadspeed */ | |
382 | ||
383 | int dev; /* Hardware vars... */ | |
384 | int irq; | |
385 | unsigned long port; | |
386 | void __iomem *iobase; | |
387 | ||
388 | int irq_count; /* for debug */ | |
389 | ||
390 | snd_card_t *card; /* one card */ | |
391 | snd_pcm_t *pcm; /* has one pcm */ | |
392 | snd_hwdep_t *hwdep; /* and a hwdep for additional ioctl */ | |
393 | struct pci_dev *pci; /* and an pci info */ | |
394 | ||
395 | /* Mixer vars */ | |
396 | snd_kcontrol_t *playback_mixer_ctls[HDSPM_MAX_CHANNELS]; /* fast alsa mixer */ | |
397 | snd_kcontrol_t *input_mixer_ctls[HDSPM_MAX_CHANNELS]; /* but input to much, so not used */ | |
398 | hdspm_mixer_t *mixer; /* full mixer accessable over mixer ioctl or hwdep-device */ | |
399 | ||
400 | }; | |
401 | ||
402 | /* These tables map the ALSA channels 1..N to the channels that we | |
403 | need to use in order to find the relevant channel buffer. RME | |
404 | refer to this kind of mapping as between "the ADAT channel and | |
405 | the DMA channel." We index it using the logical audio channel, | |
406 | and the value is the DMA channel (i.e. channel buffer number) | |
407 | where the data for that channel can be read/written from/to. | |
408 | */ | |
409 | ||
410 | static char channel_map_madi_ss[HDSPM_MAX_CHANNELS] = { | |
411 | 0, 1, 2, 3, 4, 5, 6, 7, | |
412 | 8, 9, 10, 11, 12, 13, 14, 15, | |
413 | 16, 17, 18, 19, 20, 21, 22, 23, | |
414 | 24, 25, 26, 27, 28, 29, 30, 31, | |
415 | 32, 33, 34, 35, 36, 37, 38, 39, | |
416 | 40, 41, 42, 43, 44, 45, 46, 47, | |
417 | 48, 49, 50, 51, 52, 53, 54, 55, | |
418 | 56, 57, 58, 59, 60, 61, 62, 63 | |
419 | }; | |
420 | ||
421 | static char channel_map_madi_ds[HDSPM_MAX_CHANNELS] = { | |
422 | 0, 2, 4, 6, 8, 10, 12, 14, | |
423 | 16, 18, 20, 22, 24, 26, 28, 30, | |
424 | 32, 34, 36, 38, 40, 42, 44, 46, | |
425 | 48, 50, 52, 54, 56, 58, 60, 62, | |
426 | -1, -1, -1, -1, -1, -1, -1, -1, | |
427 | -1, -1, -1, -1, -1, -1, -1, -1, | |
428 | -1, -1, -1, -1, -1, -1, -1, -1, | |
429 | -1, -1, -1, -1, -1, -1, -1, -1 | |
430 | }; | |
431 | ||
432 | static char channel_map_madi_qs[HDSPM_MAX_CHANNELS] = { | |
433 | 0, 4, 8, 12, 16, 20, 24, 28, | |
434 | 32, 36, 40, 44, 48, 52, 56, 60 | |
435 | -1, -1, -1, -1, -1, -1, -1, -1, | |
436 | -1, -1, -1, -1, -1, -1, -1, -1, | |
437 | -1, -1, -1, -1, -1, -1, -1, -1, | |
438 | -1, -1, -1, -1, -1, -1, -1, -1, | |
439 | -1, -1, -1, -1, -1, -1, -1, -1, | |
440 | -1, -1, -1, -1, -1, -1, -1, -1 | |
441 | }; | |
442 | ||
443 | ||
444 | static struct pci_device_id snd_hdspm_ids[] = { | |
445 | { | |
446 | .vendor = PCI_VENDOR_ID_XILINX, | |
447 | .device = PCI_DEVICE_ID_XILINX_HAMMERFALL_DSP_MADI, | |
448 | .subvendor = PCI_ANY_ID, | |
449 | .subdevice = PCI_ANY_ID, | |
450 | .class = 0, | |
451 | .class_mask = 0, | |
452 | .driver_data = 0}, | |
453 | {0,} | |
454 | }; | |
455 | ||
456 | MODULE_DEVICE_TABLE(pci, snd_hdspm_ids); | |
457 | ||
458 | /* prototypes */ | |
459 | static int __devinit snd_hdspm_create_alsa_devices(snd_card_t * card, | |
460 | hdspm_t * hdspm); | |
461 | static int __devinit snd_hdspm_create_pcm(snd_card_t * card, | |
462 | hdspm_t * hdspm); | |
463 | ||
464 | static inline void snd_hdspm_initialize_midi_flush(hdspm_t * hdspm); | |
465 | static int hdspm_update_simple_mixer_controls(hdspm_t * hdspm); | |
466 | static int hdspm_autosync_ref(hdspm_t * hdspm); | |
467 | static int snd_hdspm_set_defaults(hdspm_t * hdspm); | |
468 | static void hdspm_set_sgbuf(hdspm_t * hdspm, struct snd_sg_buf *sgbuf, | |
469 | unsigned int reg, int channels); | |
470 | ||
471 | /* Write/read to/from HDSPM with Adresses in Bytes | |
472 | not words but only 32Bit writes are allowed */ | |
473 | ||
474 | static inline void hdspm_write(hdspm_t * hdspm, unsigned int reg, | |
475 | unsigned int val) | |
476 | { | |
477 | writel(val, hdspm->iobase + reg); | |
478 | } | |
479 | ||
480 | static inline unsigned int hdspm_read(hdspm_t * hdspm, unsigned int reg) | |
481 | { | |
482 | return readl(hdspm->iobase + reg); | |
483 | } | |
484 | ||
485 | /* for each output channel (chan) I have an Input (in) and Playback (pb) Fader | |
486 | mixer is write only on hardware so we have to cache him for read | |
487 | each fader is a u32, but uses only the first 16 bit */ | |
488 | ||
489 | static inline int hdspm_read_in_gain(hdspm_t * hdspm, unsigned int chan, | |
490 | unsigned int in) | |
491 | { | |
492 | if (chan > HDSPM_MIXER_CHANNELS || in > HDSPM_MIXER_CHANNELS) | |
493 | return 0; | |
494 | ||
495 | return hdspm->mixer->ch[chan].in[in]; | |
496 | } | |
497 | ||
498 | static inline int hdspm_read_pb_gain(hdspm_t * hdspm, unsigned int chan, | |
499 | unsigned int pb) | |
500 | { | |
501 | if (chan > HDSPM_MIXER_CHANNELS || pb > HDSPM_MIXER_CHANNELS) | |
502 | return 0; | |
503 | return hdspm->mixer->ch[chan].pb[pb]; | |
504 | } | |
505 | ||
506 | static inline int hdspm_write_in_gain(hdspm_t * hdspm, unsigned int chan, | |
507 | unsigned int in, unsigned short data) | |
508 | { | |
509 | if (chan >= HDSPM_MIXER_CHANNELS || in >= HDSPM_MIXER_CHANNELS) | |
510 | return -1; | |
511 | ||
512 | hdspm_write(hdspm, | |
513 | HDSPM_MADI_mixerBase + | |
514 | ((in + 128 * chan) * sizeof(u32)), | |
515 | (hdspm->mixer->ch[chan].in[in] = data & 0xFFFF)); | |
516 | return 0; | |
517 | } | |
518 | ||
519 | static inline int hdspm_write_pb_gain(hdspm_t * hdspm, unsigned int chan, | |
520 | unsigned int pb, unsigned short data) | |
521 | { | |
522 | if (chan >= HDSPM_MIXER_CHANNELS || pb >= HDSPM_MIXER_CHANNELS) | |
523 | return -1; | |
524 | ||
525 | hdspm_write(hdspm, | |
526 | HDSPM_MADI_mixerBase + | |
527 | ((64 + pb + 128 * chan) * sizeof(u32)), | |
528 | (hdspm->mixer->ch[chan].pb[pb] = data & 0xFFFF)); | |
529 | return 0; | |
530 | } | |
531 | ||
532 | ||
533 | /* enable DMA for specific channels, now available for DSP-MADI */ | |
534 | static inline void snd_hdspm_enable_in(hdspm_t * hdspm, int i, int v) | |
535 | { | |
536 | hdspm_write(hdspm, HDSPM_inputEnableBase + (4 * i), v); | |
537 | } | |
538 | ||
539 | static inline void snd_hdspm_enable_out(hdspm_t * hdspm, int i, int v) | |
540 | { | |
541 | hdspm_write(hdspm, HDSPM_outputEnableBase + (4 * i), v); | |
542 | } | |
543 | ||
544 | /* check if same process is writing and reading */ | |
545 | static inline int snd_hdspm_use_is_exclusive(hdspm_t * hdspm) | |
546 | { | |
547 | unsigned long flags; | |
548 | int ret = 1; | |
549 | ||
550 | spin_lock_irqsave(&hdspm->lock, flags); | |
551 | if ((hdspm->playback_pid != hdspm->capture_pid) && | |
552 | (hdspm->playback_pid >= 0) && (hdspm->capture_pid >= 0)) { | |
553 | ret = 0; | |
554 | } | |
555 | spin_unlock_irqrestore(&hdspm->lock, flags); | |
556 | return ret; | |
557 | } | |
558 | ||
559 | /* check for external sample rate */ | |
560 | static inline int hdspm_external_sample_rate(hdspm_t * hdspm) | |
561 | { | |
562 | unsigned int status2 = hdspm_read(hdspm, HDSPM_statusRegister2); | |
563 | unsigned int status = hdspm_read(hdspm, HDSPM_statusRegister); | |
564 | unsigned int rate_bits; | |
565 | int rate = 0; | |
566 | ||
567 | /* if wordclock has synced freq and wordclock is valid */ | |
568 | if ((status2 & HDSPM_wcLock) != 0 && | |
569 | (status & HDSPM_SelSyncRef0) == 0) { | |
570 | ||
571 | rate_bits = status2 & HDSPM_wcFreqMask; | |
572 | ||
573 | switch (rate_bits) { | |
574 | case HDSPM_wcFreq32: | |
575 | rate = 32000; | |
576 | break; | |
577 | case HDSPM_wcFreq44_1: | |
578 | rate = 44100; | |
579 | break; | |
580 | case HDSPM_wcFreq48: | |
581 | rate = 48000; | |
582 | break; | |
583 | case HDSPM_wcFreq64: | |
584 | rate = 64000; | |
585 | break; | |
586 | case HDSPM_wcFreq88_2: | |
587 | rate = 88200; | |
588 | break; | |
589 | case HDSPM_wcFreq96: | |
590 | rate = 96000; | |
591 | break; | |
592 | /* Quadspeed Bit missing ???? */ | |
593 | default: | |
594 | rate = 0; | |
595 | break; | |
596 | } | |
597 | } | |
598 | ||
599 | /* if rate detected and Syncref is Word than have it, word has priority to MADI */ | |
600 | if (rate != 0 | |
601 | && (status2 & HDSPM_SelSyncRefMask) == HDSPM_SelSyncRef_WORD) | |
602 | return rate; | |
603 | ||
604 | /* maby a madi input (which is taken if sel sync is madi) */ | |
605 | if (status & HDSPM_madiLock) { | |
606 | rate_bits = status & HDSPM_madiFreqMask; | |
607 | ||
608 | switch (rate_bits) { | |
609 | case HDSPM_madiFreq32: | |
610 | rate = 32000; | |
611 | break; | |
612 | case HDSPM_madiFreq44_1: | |
613 | rate = 44100; | |
614 | break; | |
615 | case HDSPM_madiFreq48: | |
616 | rate = 48000; | |
617 | break; | |
618 | case HDSPM_madiFreq64: | |
619 | rate = 64000; | |
620 | break; | |
621 | case HDSPM_madiFreq88_2: | |
622 | rate = 88200; | |
623 | break; | |
624 | case HDSPM_madiFreq96: | |
625 | rate = 96000; | |
626 | break; | |
627 | case HDSPM_madiFreq128: | |
628 | rate = 128000; | |
629 | break; | |
630 | case HDSPM_madiFreq176_4: | |
631 | rate = 176400; | |
632 | break; | |
633 | case HDSPM_madiFreq192: | |
634 | rate = 192000; | |
635 | break; | |
636 | default: | |
637 | rate = 0; | |
638 | break; | |
639 | } | |
640 | } | |
641 | return rate; | |
642 | } | |
643 | ||
644 | /* Latency function */ | |
645 | static inline void hdspm_compute_period_size(hdspm_t * hdspm) | |
646 | { | |
647 | hdspm->period_bytes = | |
648 | 1 << ((hdspm_decode_latency(hdspm->control_register) + 8)); | |
649 | } | |
650 | ||
651 | static snd_pcm_uframes_t hdspm_hw_pointer(hdspm_t * hdspm) | |
652 | { | |
653 | int position; | |
654 | ||
655 | position = hdspm_read(hdspm, HDSPM_statusRegister); | |
656 | ||
657 | if (!hdspm->precise_ptr) { | |
658 | return (position & HDSPM_BufferID) ? (hdspm->period_bytes / | |
659 | 4) : 0; | |
660 | } | |
661 | ||
662 | /* hwpointer comes in bytes and is 64Bytes accurate (by docu since PCI Burst) | |
663 | i have experimented that it is at most 64 Byte to much for playing | |
664 | so substraction of 64 byte should be ok for ALSA, but use it only | |
665 | for application where you know what you do since if you come to | |
666 | near with record pointer it can be a disaster */ | |
667 | ||
668 | position &= HDSPM_BufferPositionMask; | |
669 | position = ((position - 64) % (2 * hdspm->period_bytes)) / 4; | |
670 | ||
671 | return position; | |
672 | } | |
673 | ||
674 | ||
675 | static inline void hdspm_start_audio(hdspm_t * s) | |
676 | { | |
677 | s->control_register |= (HDSPM_AudioInterruptEnable | HDSPM_Start); | |
678 | hdspm_write(s, HDSPM_controlRegister, s->control_register); | |
679 | } | |
680 | ||
681 | static inline void hdspm_stop_audio(hdspm_t * s) | |
682 | { | |
683 | s->control_register &= ~(HDSPM_Start | HDSPM_AudioInterruptEnable); | |
684 | hdspm_write(s, HDSPM_controlRegister, s->control_register); | |
685 | } | |
686 | ||
687 | /* should I silence all or only opened ones ? doit all for first even is 4MB*/ | |
688 | static inline void hdspm_silence_playback(hdspm_t * hdspm) | |
689 | { | |
690 | int i; | |
691 | int n = hdspm->period_bytes; | |
692 | void *buf = hdspm->playback_buffer; | |
693 | ||
694 | snd_assert(buf != NULL, return); | |
695 | ||
696 | for (i = 0; i < HDSPM_MAX_CHANNELS; i++) { | |
697 | memset(buf, 0, n); | |
698 | buf += HDSPM_CHANNEL_BUFFER_BYTES; | |
699 | } | |
700 | } | |
701 | ||
702 | static int hdspm_set_interrupt_interval(hdspm_t * s, unsigned int frames) | |
703 | { | |
704 | int n; | |
705 | ||
706 | spin_lock_irq(&s->lock); | |
707 | ||
708 | frames >>= 7; | |
709 | n = 0; | |
710 | while (frames) { | |
711 | n++; | |
712 | frames >>= 1; | |
713 | } | |
714 | s->control_register &= ~HDSPM_LatencyMask; | |
715 | s->control_register |= hdspm_encode_latency(n); | |
716 | ||
717 | hdspm_write(s, HDSPM_controlRegister, s->control_register); | |
718 | ||
719 | hdspm_compute_period_size(s); | |
720 | ||
721 | spin_unlock_irq(&s->lock); | |
722 | ||
723 | return 0; | |
724 | } | |
725 | ||
726 | ||
727 | /* dummy set rate lets see what happens */ | |
728 | static int hdspm_set_rate(hdspm_t * hdspm, int rate, int called_internally) | |
729 | { | |
730 | int reject_if_open = 0; | |
731 | int current_rate; | |
732 | int rate_bits; | |
733 | int not_set = 0; | |
734 | ||
735 | /* ASSUMPTION: hdspm->lock is either set, or there is no need for | |
736 | it (e.g. during module initialization). | |
737 | */ | |
738 | ||
739 | if (!(hdspm->control_register & HDSPM_ClockModeMaster)) { | |
740 | ||
741 | /* SLAVE --- */ | |
742 | if (called_internally) { | |
743 | ||
744 | /* request from ctl or card initialization | |
745 | just make a warning an remember setting | |
746 | for future master mode switching */ | |
747 | ||
748 | snd_printk | |
749 | (KERN_WARNING "HDSPM: Warning: device is not running as a clock master.\n"); | |
750 | not_set = 1; | |
751 | } else { | |
752 | ||
753 | /* hw_param request while in AutoSync mode */ | |
754 | int external_freq = | |
755 | hdspm_external_sample_rate(hdspm); | |
756 | ||
757 | if ((hdspm_autosync_ref(hdspm) == | |
758 | HDSPM_AUTOSYNC_FROM_NONE)) { | |
759 | ||
760 | snd_printk(KERN_WARNING "HDSPM: Detected no Externel Sync \n"); | |
761 | not_set = 1; | |
762 | ||
763 | } else if (rate != external_freq) { | |
764 | ||
765 | snd_printk | |
766 | (KERN_WARNING "HDSPM: Warning: No AutoSync source for requested rate\n"); | |
767 | not_set = 1; | |
768 | } | |
769 | } | |
770 | } | |
771 | ||
772 | current_rate = hdspm->system_sample_rate; | |
773 | ||
774 | /* Changing between Singe, Double and Quad speed is not | |
775 | allowed if any substreams are open. This is because such a change | |
776 | causes a shift in the location of the DMA buffers and a reduction | |
777 | in the number of available buffers. | |
778 | ||
779 | Note that a similar but essentially insoluble problem exists for | |
780 | externally-driven rate changes. All we can do is to flag rate | |
781 | changes in the read/write routines. | |
782 | */ | |
783 | ||
784 | switch (rate) { | |
785 | case 32000: | |
786 | if (current_rate > 48000) { | |
787 | reject_if_open = 1; | |
788 | } | |
789 | rate_bits = HDSPM_Frequency32KHz; | |
790 | break; | |
791 | case 44100: | |
792 | if (current_rate > 48000) { | |
793 | reject_if_open = 1; | |
794 | } | |
795 | rate_bits = HDSPM_Frequency44_1KHz; | |
796 | break; | |
797 | case 48000: | |
798 | if (current_rate > 48000) { | |
799 | reject_if_open = 1; | |
800 | } | |
801 | rate_bits = HDSPM_Frequency48KHz; | |
802 | break; | |
803 | case 64000: | |
804 | if (current_rate <= 48000) { | |
805 | reject_if_open = 1; | |
806 | } | |
807 | rate_bits = HDSPM_Frequency64KHz; | |
808 | break; | |
809 | case 88200: | |
810 | if (current_rate <= 48000) { | |
811 | reject_if_open = 1; | |
812 | } | |
813 | rate_bits = HDSPM_Frequency88_2KHz; | |
814 | break; | |
815 | case 96000: | |
816 | if (current_rate <= 48000) { | |
817 | reject_if_open = 1; | |
818 | } | |
819 | rate_bits = HDSPM_Frequency96KHz; | |
820 | break; | |
821 | default: | |
822 | return -EINVAL; | |
823 | } | |
824 | ||
825 | if (reject_if_open | |
826 | && (hdspm->capture_pid >= 0 || hdspm->playback_pid >= 0)) { | |
827 | snd_printk | |
828 | (KERN_ERR "HDSPM: cannot change between single- and double-speed mode (capture PID = %d, playback PID = %d)\n", | |
829 | hdspm->capture_pid, hdspm->playback_pid); | |
830 | return -EBUSY; | |
831 | } | |
832 | ||
833 | hdspm->control_register &= ~HDSPM_FrequencyMask; | |
834 | hdspm->control_register |= rate_bits; | |
835 | hdspm_write(hdspm, HDSPM_controlRegister, hdspm->control_register); | |
836 | ||
837 | if (rate > 64000) | |
838 | hdspm->channel_map = channel_map_madi_qs; | |
839 | else if (rate > 48000) | |
840 | hdspm->channel_map = channel_map_madi_ds; | |
841 | else | |
842 | hdspm->channel_map = channel_map_madi_ss; | |
843 | ||
844 | hdspm->system_sample_rate = rate; | |
845 | ||
846 | if (not_set != 0) | |
847 | return -1; | |
848 | ||
849 | return 0; | |
850 | } | |
851 | ||
852 | /* mainly for init to 0 on load */ | |
853 | static void all_in_all_mixer(hdspm_t * hdspm, int sgain) | |
854 | { | |
855 | int i, j; | |
856 | unsigned int gain = | |
857 | (sgain > UNITY_GAIN) ? UNITY_GAIN : (sgain < 0) ? 0 : sgain; | |
858 | ||
859 | for (i = 0; i < HDSPM_MIXER_CHANNELS; i++) | |
860 | for (j = 0; j < HDSPM_MIXER_CHANNELS; j++) { | |
861 | hdspm_write_in_gain(hdspm, i, j, gain); | |
862 | hdspm_write_pb_gain(hdspm, i, j, gain); | |
863 | } | |
864 | } | |
865 | ||
866 | /*---------------------------------------------------------------------------- | |
867 | MIDI | |
868 | ----------------------------------------------------------------------------*/ | |
869 | ||
870 | static inline unsigned char snd_hdspm_midi_read_byte (hdspm_t *hdspm, int id) | |
871 | { | |
872 | /* the hardware already does the relevant bit-mask with 0xff */ | |
873 | if (id) | |
874 | return hdspm_read(hdspm, HDSPM_midiDataIn1); | |
875 | else | |
876 | return hdspm_read(hdspm, HDSPM_midiDataIn0); | |
877 | } | |
878 | ||
879 | static inline void snd_hdspm_midi_write_byte (hdspm_t *hdspm, int id, int val) | |
880 | { | |
881 | /* the hardware already does the relevant bit-mask with 0xff */ | |
882 | if (id) | |
883 | return hdspm_write(hdspm, HDSPM_midiDataOut1, val); | |
884 | else | |
885 | return hdspm_write(hdspm, HDSPM_midiDataOut0, val); | |
886 | } | |
887 | ||
888 | static inline int snd_hdspm_midi_input_available (hdspm_t *hdspm, int id) | |
889 | { | |
890 | if (id) | |
891 | return (hdspm_read(hdspm, HDSPM_midiStatusIn1) & 0xff); | |
892 | else | |
893 | return (hdspm_read(hdspm, HDSPM_midiStatusIn0) & 0xff); | |
894 | } | |
895 | ||
896 | static inline int snd_hdspm_midi_output_possible (hdspm_t *hdspm, int id) | |
897 | { | |
898 | int fifo_bytes_used; | |
899 | ||
900 | if (id) | |
901 | fifo_bytes_used = hdspm_read(hdspm, HDSPM_midiStatusOut1) & 0xff; | |
902 | else | |
903 | fifo_bytes_used = hdspm_read(hdspm, HDSPM_midiStatusOut0) & 0xff; | |
904 | ||
905 | if (fifo_bytes_used < 128) | |
906 | return 128 - fifo_bytes_used; | |
907 | else | |
908 | return 0; | |
909 | } | |
910 | ||
911 | static inline void snd_hdspm_flush_midi_input (hdspm_t *hdspm, int id) | |
912 | { | |
913 | while (snd_hdspm_midi_input_available (hdspm, id)) | |
914 | snd_hdspm_midi_read_byte (hdspm, id); | |
915 | } | |
916 | ||
917 | static int snd_hdspm_midi_output_write (hdspm_midi_t *hmidi) | |
918 | { | |
919 | unsigned long flags; | |
920 | int n_pending; | |
921 | int to_write; | |
922 | int i; | |
923 | unsigned char buf[128]; | |
924 | ||
925 | /* Output is not interrupt driven */ | |
926 | ||
927 | spin_lock_irqsave (&hmidi->lock, flags); | |
928 | if (hmidi->output) { | |
929 | if (!snd_rawmidi_transmit_empty (hmidi->output)) { | |
930 | if ((n_pending = snd_hdspm_midi_output_possible (hmidi->hdspm, hmidi->id)) > 0) { | |
931 | if (n_pending > (int)sizeof (buf)) | |
932 | n_pending = sizeof (buf); | |
933 | ||
934 | if ((to_write = snd_rawmidi_transmit (hmidi->output, buf, n_pending)) > 0) { | |
935 | for (i = 0; i < to_write; ++i) | |
936 | snd_hdspm_midi_write_byte (hmidi->hdspm, hmidi->id, buf[i]); | |
937 | } | |
938 | } | |
939 | } | |
940 | } | |
941 | spin_unlock_irqrestore (&hmidi->lock, flags); | |
942 | return 0; | |
943 | } | |
944 | ||
945 | static int snd_hdspm_midi_input_read (hdspm_midi_t *hmidi) | |
946 | { | |
947 | unsigned char buf[128]; /* this buffer is designed to match the MIDI input FIFO size */ | |
948 | unsigned long flags; | |
949 | int n_pending; | |
950 | int i; | |
951 | ||
952 | spin_lock_irqsave (&hmidi->lock, flags); | |
953 | if ((n_pending = snd_hdspm_midi_input_available (hmidi->hdspm, hmidi->id)) > 0) { | |
954 | if (hmidi->input) { | |
955 | if (n_pending > (int)sizeof (buf)) { | |
956 | n_pending = sizeof (buf); | |
957 | } | |
958 | for (i = 0; i < n_pending; ++i) { | |
959 | buf[i] = snd_hdspm_midi_read_byte (hmidi->hdspm, hmidi->id); | |
960 | } | |
961 | if (n_pending) { | |
962 | snd_rawmidi_receive (hmidi->input, buf, n_pending); | |
963 | } | |
964 | } else { | |
965 | /* flush the MIDI input FIFO */ | |
966 | while (n_pending--) { | |
967 | snd_hdspm_midi_read_byte (hmidi->hdspm, hmidi->id); | |
968 | } | |
969 | } | |
970 | } | |
971 | hmidi->pending = 0; | |
972 | if (hmidi->id) { | |
973 | hmidi->hdspm->control_register |= HDSPM_Midi1InterruptEnable; | |
974 | } else { | |
975 | hmidi->hdspm->control_register |= HDSPM_Midi0InterruptEnable; | |
976 | } | |
977 | hdspm_write(hmidi->hdspm, HDSPM_controlRegister, hmidi->hdspm->control_register); | |
978 | spin_unlock_irqrestore (&hmidi->lock, flags); | |
979 | return snd_hdspm_midi_output_write (hmidi); | |
980 | } | |
981 | ||
982 | static void snd_hdspm_midi_input_trigger(snd_rawmidi_substream_t * substream, int up) | |
983 | { | |
984 | hdspm_t *hdspm; | |
985 | hdspm_midi_t *hmidi; | |
986 | unsigned long flags; | |
987 | u32 ie; | |
988 | ||
989 | hmidi = (hdspm_midi_t *) substream->rmidi->private_data; | |
990 | hdspm = hmidi->hdspm; | |
991 | ie = hmidi->id ? HDSPM_Midi1InterruptEnable : HDSPM_Midi0InterruptEnable; | |
992 | spin_lock_irqsave (&hdspm->lock, flags); | |
993 | if (up) { | |
994 | if (!(hdspm->control_register & ie)) { | |
995 | snd_hdspm_flush_midi_input (hdspm, hmidi->id); | |
996 | hdspm->control_register |= ie; | |
997 | } | |
998 | } else { | |
999 | hdspm->control_register &= ~ie; | |
1000 | } | |
1001 | ||
1002 | hdspm_write(hdspm, HDSPM_controlRegister, hdspm->control_register); | |
1003 | spin_unlock_irqrestore (&hdspm->lock, flags); | |
1004 | } | |
1005 | ||
1006 | static void snd_hdspm_midi_output_timer(unsigned long data) | |
1007 | { | |
1008 | hdspm_midi_t *hmidi = (hdspm_midi_t *) data; | |
1009 | unsigned long flags; | |
1010 | ||
1011 | snd_hdspm_midi_output_write(hmidi); | |
1012 | spin_lock_irqsave (&hmidi->lock, flags); | |
1013 | ||
1014 | /* this does not bump hmidi->istimer, because the | |
1015 | kernel automatically removed the timer when it | |
1016 | expired, and we are now adding it back, thus | |
1017 | leaving istimer wherever it was set before. | |
1018 | */ | |
1019 | ||
1020 | if (hmidi->istimer) { | |
1021 | hmidi->timer.expires = 1 + jiffies; | |
1022 | add_timer(&hmidi->timer); | |
1023 | } | |
1024 | ||
1025 | spin_unlock_irqrestore (&hmidi->lock, flags); | |
1026 | } | |
1027 | ||
1028 | static void snd_hdspm_midi_output_trigger(snd_rawmidi_substream_t * substream, int up) | |
1029 | { | |
1030 | hdspm_midi_t *hmidi; | |
1031 | unsigned long flags; | |
1032 | ||
1033 | hmidi = (hdspm_midi_t *) substream->rmidi->private_data; | |
1034 | spin_lock_irqsave (&hmidi->lock, flags); | |
1035 | if (up) { | |
1036 | if (!hmidi->istimer) { | |
1037 | init_timer(&hmidi->timer); | |
1038 | hmidi->timer.function = snd_hdspm_midi_output_timer; | |
1039 | hmidi->timer.data = (unsigned long) hmidi; | |
1040 | hmidi->timer.expires = 1 + jiffies; | |
1041 | add_timer(&hmidi->timer); | |
1042 | hmidi->istimer++; | |
1043 | } | |
1044 | } else { | |
1045 | if (hmidi->istimer && --hmidi->istimer <= 0) { | |
1046 | del_timer (&hmidi->timer); | |
1047 | } | |
1048 | } | |
1049 | spin_unlock_irqrestore (&hmidi->lock, flags); | |
1050 | if (up) | |
1051 | snd_hdspm_midi_output_write(hmidi); | |
1052 | } | |
1053 | ||
1054 | static int snd_hdspm_midi_input_open(snd_rawmidi_substream_t * substream) | |
1055 | { | |
1056 | hdspm_midi_t *hmidi; | |
1057 | ||
1058 | hmidi = (hdspm_midi_t *) substream->rmidi->private_data; | |
1059 | spin_lock_irq (&hmidi->lock); | |
1060 | snd_hdspm_flush_midi_input (hmidi->hdspm, hmidi->id); | |
1061 | hmidi->input = substream; | |
1062 | spin_unlock_irq (&hmidi->lock); | |
1063 | ||
1064 | return 0; | |
1065 | } | |
1066 | ||
1067 | static int snd_hdspm_midi_output_open(snd_rawmidi_substream_t * substream) | |
1068 | { | |
1069 | hdspm_midi_t *hmidi; | |
1070 | ||
1071 | hmidi = (hdspm_midi_t *) substream->rmidi->private_data; | |
1072 | spin_lock_irq (&hmidi->lock); | |
1073 | hmidi->output = substream; | |
1074 | spin_unlock_irq (&hmidi->lock); | |
1075 | ||
1076 | return 0; | |
1077 | } | |
1078 | ||
1079 | static int snd_hdspm_midi_input_close(snd_rawmidi_substream_t * substream) | |
1080 | { | |
1081 | hdspm_midi_t *hmidi; | |
1082 | ||
1083 | snd_hdspm_midi_input_trigger (substream, 0); | |
1084 | ||
1085 | hmidi = (hdspm_midi_t *) substream->rmidi->private_data; | |
1086 | spin_lock_irq (&hmidi->lock); | |
1087 | hmidi->input = NULL; | |
1088 | spin_unlock_irq (&hmidi->lock); | |
1089 | ||
1090 | return 0; | |
1091 | } | |
1092 | ||
1093 | static int snd_hdspm_midi_output_close(snd_rawmidi_substream_t * substream) | |
1094 | { | |
1095 | hdspm_midi_t *hmidi; | |
1096 | ||
1097 | snd_hdspm_midi_output_trigger (substream, 0); | |
1098 | ||
1099 | hmidi = (hdspm_midi_t *) substream->rmidi->private_data; | |
1100 | spin_lock_irq (&hmidi->lock); | |
1101 | hmidi->output = NULL; | |
1102 | spin_unlock_irq (&hmidi->lock); | |
1103 | ||
1104 | return 0; | |
1105 | } | |
1106 | ||
1107 | snd_rawmidi_ops_t snd_hdspm_midi_output = | |
1108 | { | |
1109 | .open = snd_hdspm_midi_output_open, | |
1110 | .close = snd_hdspm_midi_output_close, | |
1111 | .trigger = snd_hdspm_midi_output_trigger, | |
1112 | }; | |
1113 | ||
1114 | snd_rawmidi_ops_t snd_hdspm_midi_input = | |
1115 | { | |
1116 | .open = snd_hdspm_midi_input_open, | |
1117 | .close = snd_hdspm_midi_input_close, | |
1118 | .trigger = snd_hdspm_midi_input_trigger, | |
1119 | }; | |
1120 | ||
1121 | static int __devinit snd_hdspm_create_midi (snd_card_t *card, hdspm_t *hdspm, int id) | |
1122 | { | |
1123 | int err; | |
1124 | char buf[32]; | |
1125 | ||
1126 | hdspm->midi[id].id = id; | |
1127 | hdspm->midi[id].rmidi = NULL; | |
1128 | hdspm->midi[id].input = NULL; | |
1129 | hdspm->midi[id].output = NULL; | |
1130 | hdspm->midi[id].hdspm = hdspm; | |
1131 | hdspm->midi[id].istimer = 0; | |
1132 | hdspm->midi[id].pending = 0; | |
1133 | spin_lock_init (&hdspm->midi[id].lock); | |
1134 | ||
1135 | sprintf (buf, "%s MIDI %d", card->shortname, id+1); | |
1136 | if ((err = snd_rawmidi_new (card, buf, id, 1, 1, &hdspm->midi[id].rmidi)) < 0) | |
1137 | return err; | |
1138 | ||
1139 | sprintf (hdspm->midi[id].rmidi->name, "%s MIDI %d", card->id, id+1); | |
1140 | hdspm->midi[id].rmidi->private_data = &hdspm->midi[id]; | |
1141 | ||
1142 | snd_rawmidi_set_ops (hdspm->midi[id].rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT, &snd_hdspm_midi_output); | |
1143 | snd_rawmidi_set_ops (hdspm->midi[id].rmidi, SNDRV_RAWMIDI_STREAM_INPUT, &snd_hdspm_midi_input); | |
1144 | ||
1145 | hdspm->midi[id].rmidi->info_flags |= SNDRV_RAWMIDI_INFO_OUTPUT | | |
1146 | SNDRV_RAWMIDI_INFO_INPUT | | |
1147 | SNDRV_RAWMIDI_INFO_DUPLEX; | |
1148 | ||
1149 | return 0; | |
1150 | } | |
1151 | ||
1152 | ||
1153 | static void hdspm_midi_tasklet(unsigned long arg) | |
1154 | { | |
1155 | hdspm_t *hdspm = (hdspm_t *)arg; | |
1156 | ||
1157 | if (hdspm->midi[0].pending) | |
1158 | snd_hdspm_midi_input_read (&hdspm->midi[0]); | |
1159 | if (hdspm->midi[1].pending) | |
1160 | snd_hdspm_midi_input_read (&hdspm->midi[1]); | |
1161 | } | |
1162 | ||
1163 | ||
1164 | /*----------------------------------------------------------------------------- | |
1165 | Status Interface | |
1166 | ----------------------------------------------------------------------------*/ | |
1167 | ||
1168 | /* get the system sample rate which is set */ | |
1169 | ||
1170 | #define HDSPM_SYSTEM_SAMPLE_RATE(xname, xindex) \ | |
1171 | { .iface = SNDRV_CTL_ELEM_IFACE_HWDEP, \ | |
1172 | .name = xname, \ | |
1173 | .index = xindex, \ | |
1174 | .access = SNDRV_CTL_ELEM_ACCESS_READ, \ | |
1175 | .info = snd_hdspm_info_system_sample_rate, \ | |
1176 | .get = snd_hdspm_get_system_sample_rate \ | |
1177 | } | |
1178 | ||
1179 | static int snd_hdspm_info_system_sample_rate(snd_kcontrol_t * kcontrol, | |
1180 | snd_ctl_elem_info_t * uinfo) | |
1181 | { | |
1182 | uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; | |
1183 | uinfo->count = 1; | |
1184 | return 0; | |
1185 | } | |
1186 | ||
1187 | static int snd_hdspm_get_system_sample_rate(snd_kcontrol_t * kcontrol, | |
1188 | snd_ctl_elem_value_t * | |
1189 | ucontrol) | |
1190 | { | |
1191 | hdspm_t *hdspm = snd_kcontrol_chip(kcontrol); | |
1192 | ||
1193 | ucontrol->value.enumerated.item[0] = hdspm->system_sample_rate; | |
1194 | return 0; | |
1195 | } | |
1196 | ||
1197 | #define HDSPM_AUTOSYNC_SAMPLE_RATE(xname, xindex) \ | |
1198 | { .iface = SNDRV_CTL_ELEM_IFACE_PCM, \ | |
1199 | .name = xname, \ | |
1200 | .index = xindex, \ | |
1201 | .access = SNDRV_CTL_ELEM_ACCESS_READ, \ | |
1202 | .info = snd_hdspm_info_autosync_sample_rate, \ | |
1203 | .get = snd_hdspm_get_autosync_sample_rate \ | |
1204 | } | |
1205 | ||
1206 | static int snd_hdspm_info_autosync_sample_rate(snd_kcontrol_t * kcontrol, | |
1207 | snd_ctl_elem_info_t * uinfo) | |
1208 | { | |
1209 | static char *texts[] = { "32000", "44100", "48000", | |
1210 | "64000", "88200", "96000", | |
1211 | "128000", "176400", "192000", | |
1212 | "None" | |
1213 | }; | |
1214 | uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; | |
1215 | uinfo->count = 1; | |
1216 | uinfo->value.enumerated.items = 10; | |
1217 | if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items) | |
1218 | uinfo->value.enumerated.item = | |
1219 | uinfo->value.enumerated.items - 1; | |
1220 | strcpy(uinfo->value.enumerated.name, | |
1221 | texts[uinfo->value.enumerated.item]); | |
1222 | return 0; | |
1223 | } | |
1224 | ||
1225 | static int snd_hdspm_get_autosync_sample_rate(snd_kcontrol_t * kcontrol, | |
1226 | snd_ctl_elem_value_t * | |
1227 | ucontrol) | |
1228 | { | |
1229 | hdspm_t *hdspm = snd_kcontrol_chip(kcontrol); | |
1230 | ||
1231 | switch (hdspm_external_sample_rate(hdspm)) { | |
1232 | case 32000: | |
1233 | ucontrol->value.enumerated.item[0] = 0; | |
1234 | break; | |
1235 | case 44100: | |
1236 | ucontrol->value.enumerated.item[0] = 1; | |
1237 | break; | |
1238 | case 48000: | |
1239 | ucontrol->value.enumerated.item[0] = 2; | |
1240 | break; | |
1241 | case 64000: | |
1242 | ucontrol->value.enumerated.item[0] = 3; | |
1243 | break; | |
1244 | case 88200: | |
1245 | ucontrol->value.enumerated.item[0] = 4; | |
1246 | break; | |
1247 | case 96000: | |
1248 | ucontrol->value.enumerated.item[0] = 5; | |
1249 | break; | |
1250 | case 128000: | |
1251 | ucontrol->value.enumerated.item[0] = 6; | |
1252 | break; | |
1253 | case 176400: | |
1254 | ucontrol->value.enumerated.item[0] = 7; | |
1255 | break; | |
1256 | case 192000: | |
1257 | ucontrol->value.enumerated.item[0] = 8; | |
1258 | break; | |
1259 | ||
1260 | default: | |
1261 | ucontrol->value.enumerated.item[0] = 9; | |
1262 | } | |
1263 | return 0; | |
1264 | } | |
1265 | ||
1266 | #define HDSPM_SYSTEM_CLOCK_MODE(xname, xindex) \ | |
1267 | { .iface = SNDRV_CTL_ELEM_IFACE_HWDEP, \ | |
1268 | .name = xname, \ | |
1269 | .index = xindex, \ | |
1270 | .access = SNDRV_CTL_ELEM_ACCESS_READ, \ | |
1271 | .info = snd_hdspm_info_system_clock_mode, \ | |
1272 | .get = snd_hdspm_get_system_clock_mode, \ | |
1273 | } | |
1274 | ||
1275 | ||
1276 | ||
1277 | static int hdspm_system_clock_mode(hdspm_t * hdspm) | |
1278 | { | |
1279 | /* Always reflect the hardware info, rme is never wrong !!!! */ | |
1280 | ||
1281 | if (hdspm->control_register & HDSPM_ClockModeMaster) | |
1282 | return 0; | |
1283 | return 1; | |
1284 | } | |
1285 | ||
1286 | static int snd_hdspm_info_system_clock_mode(snd_kcontrol_t * kcontrol, | |
1287 | snd_ctl_elem_info_t * uinfo) | |
1288 | { | |
1289 | static char *texts[] = { "Master", "Slave" }; | |
1290 | ||
1291 | uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; | |
1292 | uinfo->count = 1; | |
1293 | uinfo->value.enumerated.items = 2; | |
1294 | if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items) | |
1295 | uinfo->value.enumerated.item = | |
1296 | uinfo->value.enumerated.items - 1; | |
1297 | strcpy(uinfo->value.enumerated.name, | |
1298 | texts[uinfo->value.enumerated.item]); | |
1299 | return 0; | |
1300 | } | |
1301 | ||
1302 | static int snd_hdspm_get_system_clock_mode(snd_kcontrol_t * kcontrol, | |
1303 | snd_ctl_elem_value_t * ucontrol) | |
1304 | { | |
1305 | hdspm_t *hdspm = snd_kcontrol_chip(kcontrol); | |
1306 | ||
1307 | ucontrol->value.enumerated.item[0] = | |
1308 | hdspm_system_clock_mode(hdspm); | |
1309 | return 0; | |
1310 | } | |
1311 | ||
1312 | #define HDSPM_CLOCK_SOURCE(xname, xindex) \ | |
1313 | { .iface = SNDRV_CTL_ELEM_IFACE_PCM, \ | |
1314 | .name = xname, \ | |
1315 | .index = xindex, \ | |
1316 | .info = snd_hdspm_info_clock_source, \ | |
1317 | .get = snd_hdspm_get_clock_source, \ | |
1318 | .put = snd_hdspm_put_clock_source \ | |
1319 | } | |
1320 | ||
1321 | static int hdspm_clock_source(hdspm_t * hdspm) | |
1322 | { | |
1323 | if (hdspm->control_register & HDSPM_ClockModeMaster) { | |
1324 | switch (hdspm->system_sample_rate) { | |
1325 | case 32000: | |
1326 | return 1; | |
1327 | case 44100: | |
1328 | return 2; | |
1329 | case 48000: | |
1330 | return 3; | |
1331 | case 64000: | |
1332 | return 4; | |
1333 | case 88200: | |
1334 | return 5; | |
1335 | case 96000: | |
1336 | return 6; | |
1337 | case 128000: | |
1338 | return 7; | |
1339 | case 176400: | |
1340 | return 8; | |
1341 | case 192000: | |
1342 | return 9; | |
1343 | default: | |
1344 | return 3; | |
1345 | } | |
1346 | } else { | |
1347 | return 0; | |
1348 | } | |
1349 | } | |
1350 | ||
1351 | static int hdspm_set_clock_source(hdspm_t * hdspm, int mode) | |
1352 | { | |
1353 | int rate; | |
1354 | switch (mode) { | |
1355 | ||
1356 | case HDSPM_CLOCK_SOURCE_AUTOSYNC: | |
1357 | if (hdspm_external_sample_rate(hdspm) != 0) { | |
1358 | hdspm->control_register &= ~HDSPM_ClockModeMaster; | |
1359 | hdspm_write(hdspm, HDSPM_controlRegister, | |
1360 | hdspm->control_register); | |
1361 | return 0; | |
1362 | } | |
1363 | return -1; | |
1364 | case HDSPM_CLOCK_SOURCE_INTERNAL_32KHZ: | |
1365 | rate = 32000; | |
1366 | break; | |
1367 | case HDSPM_CLOCK_SOURCE_INTERNAL_44_1KHZ: | |
1368 | rate = 44100; | |
1369 | break; | |
1370 | case HDSPM_CLOCK_SOURCE_INTERNAL_48KHZ: | |
1371 | rate = 48000; | |
1372 | break; | |
1373 | case HDSPM_CLOCK_SOURCE_INTERNAL_64KHZ: | |
1374 | rate = 64000; | |
1375 | break; | |
1376 | case HDSPM_CLOCK_SOURCE_INTERNAL_88_2KHZ: | |
1377 | rate = 88200; | |
1378 | break; | |
1379 | case HDSPM_CLOCK_SOURCE_INTERNAL_96KHZ: | |
1380 | rate = 96000; | |
1381 | break; | |
1382 | case HDSPM_CLOCK_SOURCE_INTERNAL_128KHZ: | |
1383 | rate = 128000; | |
1384 | break; | |
1385 | case HDSPM_CLOCK_SOURCE_INTERNAL_176_4KHZ: | |
1386 | rate = 176400; | |
1387 | break; | |
1388 | case HDSPM_CLOCK_SOURCE_INTERNAL_192KHZ: | |
1389 | rate = 192000; | |
1390 | break; | |
1391 | ||
1392 | default: | |
1393 | rate = 44100; | |
1394 | } | |
1395 | hdspm->control_register |= HDSPM_ClockModeMaster; | |
1396 | hdspm_write(hdspm, HDSPM_controlRegister, hdspm->control_register); | |
1397 | hdspm_set_rate(hdspm, rate, 1); | |
1398 | return 0; | |
1399 | } | |
1400 | ||
1401 | static int snd_hdspm_info_clock_source(snd_kcontrol_t * kcontrol, | |
1402 | snd_ctl_elem_info_t * uinfo) | |
1403 | { | |
1404 | static char *texts[] = { "AutoSync", | |
1405 | "Internal 32.0 kHz", "Internal 44.1 kHz", | |
1406 | "Internal 48.0 kHz", | |
1407 | "Internal 64.0 kHz", "Internal 88.2 kHz", | |
1408 | "Internal 96.0 kHz", | |
1409 | "Internal 128.0 kHz", "Internal 176.4 kHz", | |
1410 | "Internal 192.0 kHz" | |
1411 | }; | |
1412 | ||
1413 | uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; | |
1414 | uinfo->count = 1; | |
1415 | uinfo->value.enumerated.items = 10; | |
1416 | ||
1417 | if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items) | |
1418 | uinfo->value.enumerated.item = | |
1419 | uinfo->value.enumerated.items - 1; | |
1420 | ||
1421 | strcpy(uinfo->value.enumerated.name, | |
1422 | texts[uinfo->value.enumerated.item]); | |
1423 | ||
1424 | return 0; | |
1425 | } | |
1426 | ||
1427 | static int snd_hdspm_get_clock_source(snd_kcontrol_t * kcontrol, | |
1428 | snd_ctl_elem_value_t * ucontrol) | |
1429 | { | |
1430 | hdspm_t *hdspm = snd_kcontrol_chip(kcontrol); | |
1431 | ||
1432 | ucontrol->value.enumerated.item[0] = hdspm_clock_source(hdspm); | |
1433 | return 0; | |
1434 | } | |
1435 | ||
1436 | static int snd_hdspm_put_clock_source(snd_kcontrol_t * kcontrol, | |
1437 | snd_ctl_elem_value_t * ucontrol) | |
1438 | { | |
1439 | hdspm_t *hdspm = snd_kcontrol_chip(kcontrol); | |
1440 | int change; | |
1441 | int val; | |
1442 | ||
1443 | if (!snd_hdspm_use_is_exclusive(hdspm)) | |
1444 | return -EBUSY; | |
1445 | val = ucontrol->value.enumerated.item[0]; | |
1446 | if (val < 0) | |
1447 | val = 0; | |
1448 | if (val > 6) | |
1449 | val = 6; | |
1450 | spin_lock_irq(&hdspm->lock); | |
1451 | if (val != hdspm_clock_source(hdspm)) | |
1452 | change = (hdspm_set_clock_source(hdspm, val) == 0) ? 1 : 0; | |
1453 | else | |
1454 | change = 0; | |
1455 | spin_unlock_irq(&hdspm->lock); | |
1456 | return change; | |
1457 | } | |
1458 | ||
1459 | #define HDSPM_PREF_SYNC_REF(xname, xindex) \ | |
1460 | { .iface = SNDRV_CTL_ELEM_IFACE_HWDEP, \ | |
1461 | .name = xname, \ | |
1462 | .index = xindex, \ | |
1463 | .info = snd_hdspm_info_pref_sync_ref, \ | |
1464 | .get = snd_hdspm_get_pref_sync_ref, \ | |
1465 | .put = snd_hdspm_put_pref_sync_ref \ | |
1466 | } | |
1467 | ||
1468 | static int hdspm_pref_sync_ref(hdspm_t * hdspm) | |
1469 | { | |
1470 | /* Notice that this looks at the requested sync source, | |
1471 | not the one actually in use. | |
1472 | */ | |
1473 | switch (hdspm->control_register & HDSPM_SyncRefMask) { | |
1474 | case HDSPM_SyncRef_Word: | |
1475 | return HDSPM_SYNC_FROM_WORD; | |
1476 | case HDSPM_SyncRef_MADI: | |
1477 | return HDSPM_SYNC_FROM_MADI; | |
1478 | } | |
1479 | ||
1480 | return HDSPM_SYNC_FROM_WORD; | |
1481 | } | |
1482 | ||
1483 | static int hdspm_set_pref_sync_ref(hdspm_t * hdspm, int pref) | |
1484 | { | |
1485 | hdspm->control_register &= ~HDSPM_SyncRefMask; | |
1486 | ||
1487 | switch (pref) { | |
1488 | case HDSPM_SYNC_FROM_MADI: | |
1489 | hdspm->control_register |= HDSPM_SyncRef_MADI; | |
1490 | break; | |
1491 | case HDSPM_SYNC_FROM_WORD: | |
1492 | hdspm->control_register |= HDSPM_SyncRef_Word; | |
1493 | break; | |
1494 | default: | |
1495 | return -1; | |
1496 | } | |
1497 | hdspm_write(hdspm, HDSPM_controlRegister, hdspm->control_register); | |
1498 | return 0; | |
1499 | } | |
1500 | ||
1501 | static int snd_hdspm_info_pref_sync_ref(snd_kcontrol_t * kcontrol, | |
1502 | snd_ctl_elem_info_t * uinfo) | |
1503 | { | |
1504 | static char *texts[] = { "Word", "MADI" }; | |
1505 | ||
1506 | uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; | |
1507 | uinfo->count = 1; | |
1508 | ||
1509 | uinfo->value.enumerated.items = 2; | |
1510 | ||
1511 | if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items) | |
1512 | uinfo->value.enumerated.item = | |
1513 | uinfo->value.enumerated.items - 1; | |
1514 | strcpy(uinfo->value.enumerated.name, | |
1515 | texts[uinfo->value.enumerated.item]); | |
1516 | return 0; | |
1517 | } | |
1518 | ||
1519 | static int snd_hdspm_get_pref_sync_ref(snd_kcontrol_t * kcontrol, | |
1520 | snd_ctl_elem_value_t * ucontrol) | |
1521 | { | |
1522 | hdspm_t *hdspm = snd_kcontrol_chip(kcontrol); | |
1523 | ||
1524 | ucontrol->value.enumerated.item[0] = hdspm_pref_sync_ref(hdspm); | |
1525 | return 0; | |
1526 | } | |
1527 | ||
1528 | static int snd_hdspm_put_pref_sync_ref(snd_kcontrol_t * kcontrol, | |
1529 | snd_ctl_elem_value_t * ucontrol) | |
1530 | { | |
1531 | hdspm_t *hdspm = snd_kcontrol_chip(kcontrol); | |
1532 | int change, max; | |
1533 | unsigned int val; | |
1534 | ||
1535 | max = 2; | |
1536 | ||
1537 | if (!snd_hdspm_use_is_exclusive(hdspm)) | |
1538 | return -EBUSY; | |
1539 | ||
1540 | val = ucontrol->value.enumerated.item[0] % max; | |
1541 | ||
1542 | spin_lock_irq(&hdspm->lock); | |
1543 | change = (int) val != hdspm_pref_sync_ref(hdspm); | |
1544 | hdspm_set_pref_sync_ref(hdspm, val); | |
1545 | spin_unlock_irq(&hdspm->lock); | |
1546 | return change; | |
1547 | } | |
1548 | ||
1549 | #define HDSPM_AUTOSYNC_REF(xname, xindex) \ | |
1550 | { .iface = SNDRV_CTL_ELEM_IFACE_HWDEP, \ | |
1551 | .name = xname, \ | |
1552 | .index = xindex, \ | |
1553 | .access = SNDRV_CTL_ELEM_ACCESS_READ, \ | |
1554 | .info = snd_hdspm_info_autosync_ref, \ | |
1555 | .get = snd_hdspm_get_autosync_ref, \ | |
1556 | } | |
1557 | ||
1558 | static int hdspm_autosync_ref(hdspm_t * hdspm) | |
1559 | { | |
1560 | /* This looks at the autosync selected sync reference */ | |
1561 | unsigned int status2 = hdspm_read(hdspm, HDSPM_statusRegister2); | |
1562 | ||
1563 | switch (status2 & HDSPM_SelSyncRefMask) { | |
1564 | ||
1565 | case HDSPM_SelSyncRef_WORD: | |
1566 | return HDSPM_AUTOSYNC_FROM_WORD; | |
1567 | ||
1568 | case HDSPM_SelSyncRef_MADI: | |
1569 | return HDSPM_AUTOSYNC_FROM_MADI; | |
1570 | ||
1571 | case HDSPM_SelSyncRef_NVALID: | |
1572 | return HDSPM_AUTOSYNC_FROM_NONE; | |
1573 | ||
1574 | default: | |
1575 | return 0; | |
1576 | } | |
1577 | ||
1578 | return 0; | |
1579 | } | |
1580 | ||
1581 | static int snd_hdspm_info_autosync_ref(snd_kcontrol_t * kcontrol, | |
1582 | snd_ctl_elem_info_t * uinfo) | |
1583 | { | |
1584 | static char *texts[] = { "WordClock", "MADI", "None" }; | |
1585 | ||
1586 | uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; | |
1587 | uinfo->count = 1; | |
1588 | uinfo->value.enumerated.items = 3; | |
1589 | if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items) | |
1590 | uinfo->value.enumerated.item = | |
1591 | uinfo->value.enumerated.items - 1; | |
1592 | strcpy(uinfo->value.enumerated.name, | |
1593 | texts[uinfo->value.enumerated.item]); | |
1594 | return 0; | |
1595 | } | |
1596 | ||
1597 | static int snd_hdspm_get_autosync_ref(snd_kcontrol_t * kcontrol, | |
1598 | snd_ctl_elem_value_t * ucontrol) | |
1599 | { | |
1600 | hdspm_t *hdspm = snd_kcontrol_chip(kcontrol); | |
1601 | ||
1602 | ucontrol->value.enumerated.item[0] = hdspm_pref_sync_ref(hdspm); | |
1603 | return 0; | |
1604 | } | |
1605 | ||
1606 | #define HDSPM_LINE_OUT(xname, xindex) \ | |
1607 | { .iface = SNDRV_CTL_ELEM_IFACE_HWDEP, \ | |
1608 | .name = xname, \ | |
1609 | .index = xindex, \ | |
1610 | .info = snd_hdspm_info_line_out, \ | |
1611 | .get = snd_hdspm_get_line_out, \ | |
1612 | .put = snd_hdspm_put_line_out \ | |
1613 | } | |
1614 | ||
1615 | static int hdspm_line_out(hdspm_t * hdspm) | |
1616 | { | |
1617 | return (hdspm->control_register & HDSPM_LineOut) ? 1 : 0; | |
1618 | } | |
1619 | ||
1620 | ||
1621 | static int hdspm_set_line_output(hdspm_t * hdspm, int out) | |
1622 | { | |
1623 | if (out) | |
1624 | hdspm->control_register |= HDSPM_LineOut; | |
1625 | else | |
1626 | hdspm->control_register &= ~HDSPM_LineOut; | |
1627 | hdspm_write(hdspm, HDSPM_controlRegister, hdspm->control_register); | |
1628 | ||
1629 | return 0; | |
1630 | } | |
1631 | ||
1632 | static int snd_hdspm_info_line_out(snd_kcontrol_t * kcontrol, | |
1633 | snd_ctl_elem_info_t * uinfo) | |
1634 | { | |
1635 | uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; | |
1636 | uinfo->count = 1; | |
1637 | uinfo->value.integer.min = 0; | |
1638 | uinfo->value.integer.max = 1; | |
1639 | return 0; | |
1640 | } | |
1641 | ||
1642 | static int snd_hdspm_get_line_out(snd_kcontrol_t * kcontrol, | |
1643 | snd_ctl_elem_value_t * ucontrol) | |
1644 | { | |
1645 | hdspm_t *hdspm = snd_kcontrol_chip(kcontrol); | |
1646 | ||
1647 | spin_lock_irq(&hdspm->lock); | |
1648 | ucontrol->value.integer.value[0] = hdspm_line_out(hdspm); | |
1649 | spin_unlock_irq(&hdspm->lock); | |
1650 | return 0; | |
1651 | } | |
1652 | ||
1653 | static int snd_hdspm_put_line_out(snd_kcontrol_t * kcontrol, | |
1654 | snd_ctl_elem_value_t * ucontrol) | |
1655 | { | |
1656 | hdspm_t *hdspm = snd_kcontrol_chip(kcontrol); | |
1657 | int change; | |
1658 | unsigned int val; | |
1659 | ||
1660 | if (!snd_hdspm_use_is_exclusive(hdspm)) | |
1661 | return -EBUSY; | |
1662 | val = ucontrol->value.integer.value[0] & 1; | |
1663 | spin_lock_irq(&hdspm->lock); | |
1664 | change = (int) val != hdspm_line_out(hdspm); | |
1665 | hdspm_set_line_output(hdspm, val); | |
1666 | spin_unlock_irq(&hdspm->lock); | |
1667 | return change; | |
1668 | } | |
1669 | ||
1670 | #define HDSPM_TX_64(xname, xindex) \ | |
1671 | { .iface = SNDRV_CTL_ELEM_IFACE_HWDEP, \ | |
1672 | .name = xname, \ | |
1673 | .index = xindex, \ | |
1674 | .info = snd_hdspm_info_tx_64, \ | |
1675 | .get = snd_hdspm_get_tx_64, \ | |
1676 | .put = snd_hdspm_put_tx_64 \ | |
1677 | } | |
1678 | ||
1679 | static int hdspm_tx_64(hdspm_t * hdspm) | |
1680 | { | |
1681 | return (hdspm->control_register & HDSPM_TX_64ch) ? 1 : 0; | |
1682 | } | |
1683 | ||
1684 | static int hdspm_set_tx_64(hdspm_t * hdspm, int out) | |
1685 | { | |
1686 | if (out) | |
1687 | hdspm->control_register |= HDSPM_TX_64ch; | |
1688 | else | |
1689 | hdspm->control_register &= ~HDSPM_TX_64ch; | |
1690 | hdspm_write(hdspm, HDSPM_controlRegister, hdspm->control_register); | |
1691 | ||
1692 | return 0; | |
1693 | } | |
1694 | ||
1695 | static int snd_hdspm_info_tx_64(snd_kcontrol_t * kcontrol, | |
1696 | snd_ctl_elem_info_t * uinfo) | |
1697 | { | |
1698 | uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; | |
1699 | uinfo->count = 1; | |
1700 | uinfo->value.integer.min = 0; | |
1701 | uinfo->value.integer.max = 1; | |
1702 | return 0; | |
1703 | } | |
1704 | ||
1705 | static int snd_hdspm_get_tx_64(snd_kcontrol_t * kcontrol, | |
1706 | snd_ctl_elem_value_t * ucontrol) | |
1707 | { | |
1708 | hdspm_t *hdspm = snd_kcontrol_chip(kcontrol); | |
1709 | ||
1710 | spin_lock_irq(&hdspm->lock); | |
1711 | ucontrol->value.integer.value[0] = hdspm_tx_64(hdspm); | |
1712 | spin_unlock_irq(&hdspm->lock); | |
1713 | return 0; | |
1714 | } | |
1715 | ||
1716 | static int snd_hdspm_put_tx_64(snd_kcontrol_t * kcontrol, | |
1717 | snd_ctl_elem_value_t * ucontrol) | |
1718 | { | |
1719 | hdspm_t *hdspm = snd_kcontrol_chip(kcontrol); | |
1720 | int change; | |
1721 | unsigned int val; | |
1722 | ||
1723 | if (!snd_hdspm_use_is_exclusive(hdspm)) | |
1724 | return -EBUSY; | |
1725 | val = ucontrol->value.integer.value[0] & 1; | |
1726 | spin_lock_irq(&hdspm->lock); | |
1727 | change = (int) val != hdspm_tx_64(hdspm); | |
1728 | hdspm_set_tx_64(hdspm, val); | |
1729 | spin_unlock_irq(&hdspm->lock); | |
1730 | return change; | |
1731 | } | |
1732 | ||
1733 | #define HDSPM_C_TMS(xname, xindex) \ | |
1734 | { .iface = SNDRV_CTL_ELEM_IFACE_HWDEP, \ | |
1735 | .name = xname, \ | |
1736 | .index = xindex, \ | |
1737 | .info = snd_hdspm_info_c_tms, \ | |
1738 | .get = snd_hdspm_get_c_tms, \ | |
1739 | .put = snd_hdspm_put_c_tms \ | |
1740 | } | |
1741 | ||
1742 | static int hdspm_c_tms(hdspm_t * hdspm) | |
1743 | { | |
1744 | return (hdspm->control_register & HDSPM_clr_tms) ? 1 : 0; | |
1745 | } | |
1746 | ||
1747 | static int hdspm_set_c_tms(hdspm_t * hdspm, int out) | |
1748 | { | |
1749 | if (out) | |
1750 | hdspm->control_register |= HDSPM_clr_tms; | |
1751 | else | |
1752 | hdspm->control_register &= ~HDSPM_clr_tms; | |
1753 | hdspm_write(hdspm, HDSPM_controlRegister, hdspm->control_register); | |
1754 | ||
1755 | return 0; | |
1756 | } | |
1757 | ||
1758 | static int snd_hdspm_info_c_tms(snd_kcontrol_t * kcontrol, | |
1759 | snd_ctl_elem_info_t * uinfo) | |
1760 | { | |
1761 | uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; | |
1762 | uinfo->count = 1; | |
1763 | uinfo->value.integer.min = 0; | |
1764 | uinfo->value.integer.max = 1; | |
1765 | return 0; | |
1766 | } | |
1767 | ||
1768 | static int snd_hdspm_get_c_tms(snd_kcontrol_t * kcontrol, | |
1769 | snd_ctl_elem_value_t * ucontrol) | |
1770 | { | |
1771 | hdspm_t *hdspm = snd_kcontrol_chip(kcontrol); | |
1772 | ||
1773 | spin_lock_irq(&hdspm->lock); | |
1774 | ucontrol->value.integer.value[0] = hdspm_c_tms(hdspm); | |
1775 | spin_unlock_irq(&hdspm->lock); | |
1776 | return 0; | |
1777 | } | |
1778 | ||
1779 | static int snd_hdspm_put_c_tms(snd_kcontrol_t * kcontrol, | |
1780 | snd_ctl_elem_value_t * ucontrol) | |
1781 | { | |
1782 | hdspm_t *hdspm = snd_kcontrol_chip(kcontrol); | |
1783 | int change; | |
1784 | unsigned int val; | |
1785 | ||
1786 | if (!snd_hdspm_use_is_exclusive(hdspm)) | |
1787 | return -EBUSY; | |
1788 | val = ucontrol->value.integer.value[0] & 1; | |
1789 | spin_lock_irq(&hdspm->lock); | |
1790 | change = (int) val != hdspm_c_tms(hdspm); | |
1791 | hdspm_set_c_tms(hdspm, val); | |
1792 | spin_unlock_irq(&hdspm->lock); | |
1793 | return change; | |
1794 | } | |
1795 | ||
1796 | #define HDSPM_SAFE_MODE(xname, xindex) \ | |
1797 | { .iface = SNDRV_CTL_ELEM_IFACE_HWDEP, \ | |
1798 | .name = xname, \ | |
1799 | .index = xindex, \ | |
1800 | .info = snd_hdspm_info_safe_mode, \ | |
1801 | .get = snd_hdspm_get_safe_mode, \ | |
1802 | .put = snd_hdspm_put_safe_mode \ | |
1803 | } | |
1804 | ||
1805 | static int hdspm_safe_mode(hdspm_t * hdspm) | |
1806 | { | |
1807 | return (hdspm->control_register & HDSPM_AutoInp) ? 1 : 0; | |
1808 | } | |
1809 | ||
1810 | static int hdspm_set_safe_mode(hdspm_t * hdspm, int out) | |
1811 | { | |
1812 | if (out) | |
1813 | hdspm->control_register |= HDSPM_AutoInp; | |
1814 | else | |
1815 | hdspm->control_register &= ~HDSPM_AutoInp; | |
1816 | hdspm_write(hdspm, HDSPM_controlRegister, hdspm->control_register); | |
1817 | ||
1818 | return 0; | |
1819 | } | |
1820 | ||
1821 | static int snd_hdspm_info_safe_mode(snd_kcontrol_t * kcontrol, | |
1822 | snd_ctl_elem_info_t * uinfo) | |
1823 | { | |
1824 | uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; | |
1825 | uinfo->count = 1; | |
1826 | uinfo->value.integer.min = 0; | |
1827 | uinfo->value.integer.max = 1; | |
1828 | return 0; | |
1829 | } | |
1830 | ||
1831 | static int snd_hdspm_get_safe_mode(snd_kcontrol_t * kcontrol, | |
1832 | snd_ctl_elem_value_t * ucontrol) | |
1833 | { | |
1834 | hdspm_t *hdspm = snd_kcontrol_chip(kcontrol); | |
1835 | ||
1836 | spin_lock_irq(&hdspm->lock); | |
1837 | ucontrol->value.integer.value[0] = hdspm_safe_mode(hdspm); | |
1838 | spin_unlock_irq(&hdspm->lock); | |
1839 | return 0; | |
1840 | } | |
1841 | ||
1842 | static int snd_hdspm_put_safe_mode(snd_kcontrol_t * kcontrol, | |
1843 | snd_ctl_elem_value_t * ucontrol) | |
1844 | { | |
1845 | hdspm_t *hdspm = snd_kcontrol_chip(kcontrol); | |
1846 | int change; | |
1847 | unsigned int val; | |
1848 | ||
1849 | if (!snd_hdspm_use_is_exclusive(hdspm)) | |
1850 | return -EBUSY; | |
1851 | val = ucontrol->value.integer.value[0] & 1; | |
1852 | spin_lock_irq(&hdspm->lock); | |
1853 | change = (int) val != hdspm_safe_mode(hdspm); | |
1854 | hdspm_set_safe_mode(hdspm, val); | |
1855 | spin_unlock_irq(&hdspm->lock); | |
1856 | return change; | |
1857 | } | |
1858 | ||
1859 | #define HDSPM_INPUT_SELECT(xname, xindex) \ | |
1860 | { .iface = SNDRV_CTL_ELEM_IFACE_HWDEP, \ | |
1861 | .name = xname, \ | |
1862 | .index = xindex, \ | |
1863 | .info = snd_hdspm_info_input_select, \ | |
1864 | .get = snd_hdspm_get_input_select, \ | |
1865 | .put = snd_hdspm_put_input_select \ | |
1866 | } | |
1867 | ||
1868 | static int hdspm_input_select(hdspm_t * hdspm) | |
1869 | { | |
1870 | return (hdspm->control_register & HDSPM_InputSelect0) ? 1 : 0; | |
1871 | } | |
1872 | ||
1873 | static int hdspm_set_input_select(hdspm_t * hdspm, int out) | |
1874 | { | |
1875 | if (out) | |
1876 | hdspm->control_register |= HDSPM_InputSelect0; | |
1877 | else | |
1878 | hdspm->control_register &= ~HDSPM_InputSelect0; | |
1879 | hdspm_write(hdspm, HDSPM_controlRegister, hdspm->control_register); | |
1880 | ||
1881 | return 0; | |
1882 | } | |
1883 | ||
1884 | static int snd_hdspm_info_input_select(snd_kcontrol_t * kcontrol, | |
1885 | snd_ctl_elem_info_t * uinfo) | |
1886 | { | |
1887 | static char *texts[] = { "optical", "coaxial" }; | |
1888 | ||
1889 | uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; | |
1890 | uinfo->count = 1; | |
1891 | uinfo->value.enumerated.items = 2; | |
1892 | ||
1893 | if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items) | |
1894 | uinfo->value.enumerated.item = | |
1895 | uinfo->value.enumerated.items - 1; | |
1896 | strcpy(uinfo->value.enumerated.name, | |
1897 | texts[uinfo->value.enumerated.item]); | |
1898 | ||
1899 | return 0; | |
1900 | } | |
1901 | ||
1902 | static int snd_hdspm_get_input_select(snd_kcontrol_t * kcontrol, | |
1903 | snd_ctl_elem_value_t * ucontrol) | |
1904 | { | |
1905 | hdspm_t *hdspm = snd_kcontrol_chip(kcontrol); | |
1906 | ||
1907 | spin_lock_irq(&hdspm->lock); | |
1908 | ucontrol->value.enumerated.item[0] = hdspm_input_select(hdspm); | |
1909 | spin_unlock_irq(&hdspm->lock); | |
1910 | return 0; | |
1911 | } | |
1912 | ||
1913 | static int snd_hdspm_put_input_select(snd_kcontrol_t * kcontrol, | |
1914 | snd_ctl_elem_value_t * ucontrol) | |
1915 | { | |
1916 | hdspm_t *hdspm = snd_kcontrol_chip(kcontrol); | |
1917 | int change; | |
1918 | unsigned int val; | |
1919 | ||
1920 | if (!snd_hdspm_use_is_exclusive(hdspm)) | |
1921 | return -EBUSY; | |
1922 | val = ucontrol->value.integer.value[0] & 1; | |
1923 | spin_lock_irq(&hdspm->lock); | |
1924 | change = (int) val != hdspm_input_select(hdspm); | |
1925 | hdspm_set_input_select(hdspm, val); | |
1926 | spin_unlock_irq(&hdspm->lock); | |
1927 | return change; | |
1928 | } | |
1929 | ||
1930 | /* Simple Mixer | |
1931 | deprecated since to much faders ??? | |
1932 | MIXER interface says output (source, destination, value) | |
1933 | where source > MAX_channels are playback channels | |
1934 | on MADICARD | |
1935 | - playback mixer matrix: [channelout+64] [output] [value] | |
1936 | - input(thru) mixer matrix: [channelin] [output] [value] | |
1937 | (better do 2 kontrols for seperation ?) | |
1938 | */ | |
1939 | ||
1940 | #define HDSPM_MIXER(xname, xindex) \ | |
1941 | { .iface = SNDRV_CTL_ELEM_IFACE_HWDEP, \ | |
1942 | .name = xname, \ | |
1943 | .index = xindex, \ | |
1944 | .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | \ | |
1945 | SNDRV_CTL_ELEM_ACCESS_VOLATILE, \ | |
1946 | .info = snd_hdspm_info_mixer, \ | |
1947 | .get = snd_hdspm_get_mixer, \ | |
1948 | .put = snd_hdspm_put_mixer \ | |
1949 | } | |
1950 | ||
1951 | static int snd_hdspm_info_mixer(snd_kcontrol_t * kcontrol, | |
1952 | snd_ctl_elem_info_t * uinfo) | |
1953 | { | |
1954 | uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; | |
1955 | uinfo->count = 3; | |
1956 | uinfo->value.integer.min = 0; | |
1957 | uinfo->value.integer.max = 65535; | |
1958 | uinfo->value.integer.step = 1; | |
1959 | return 0; | |
1960 | } | |
1961 | ||
1962 | static int snd_hdspm_get_mixer(snd_kcontrol_t * kcontrol, | |
1963 | snd_ctl_elem_value_t * ucontrol) | |
1964 | { | |
1965 | hdspm_t *hdspm = snd_kcontrol_chip(kcontrol); | |
1966 | int source; | |
1967 | int destination; | |
1968 | ||
1969 | source = ucontrol->value.integer.value[0]; | |
1970 | if (source < 0) | |
1971 | source = 0; | |
1972 | else if (source >= 2 * HDSPM_MAX_CHANNELS) | |
1973 | source = 2 * HDSPM_MAX_CHANNELS - 1; | |
1974 | ||
1975 | destination = ucontrol->value.integer.value[1]; | |
1976 | if (destination < 0) | |
1977 | destination = 0; | |
1978 | else if (destination >= HDSPM_MAX_CHANNELS) | |
1979 | destination = HDSPM_MAX_CHANNELS - 1; | |
1980 | ||
1981 | spin_lock_irq(&hdspm->lock); | |
1982 | if (source >= HDSPM_MAX_CHANNELS) | |
1983 | ucontrol->value.integer.value[2] = | |
1984 | hdspm_read_pb_gain(hdspm, destination, | |
1985 | source - HDSPM_MAX_CHANNELS); | |
1986 | else | |
1987 | ucontrol->value.integer.value[2] = | |
1988 | hdspm_read_in_gain(hdspm, destination, source); | |
1989 | ||
1990 | spin_unlock_irq(&hdspm->lock); | |
1991 | ||
1992 | return 0; | |
1993 | } | |
1994 | ||
1995 | static int snd_hdspm_put_mixer(snd_kcontrol_t * kcontrol, | |
1996 | snd_ctl_elem_value_t * ucontrol) | |
1997 | { | |
1998 | hdspm_t *hdspm = snd_kcontrol_chip(kcontrol); | |
1999 | int change; | |
2000 | int source; | |
2001 | int destination; | |
2002 | int gain; | |
2003 | ||
2004 | if (!snd_hdspm_use_is_exclusive(hdspm)) | |
2005 | return -EBUSY; | |
2006 | ||
2007 | source = ucontrol->value.integer.value[0]; | |
2008 | destination = ucontrol->value.integer.value[1]; | |
2009 | ||
2010 | if (source < 0 || source >= 2 * HDSPM_MAX_CHANNELS) | |
2011 | return -1; | |
2012 | if (destination < 0 || destination >= HDSPM_MAX_CHANNELS) | |
2013 | return -1; | |
2014 | ||
2015 | gain = ucontrol->value.integer.value[2]; | |
2016 | ||
2017 | spin_lock_irq(&hdspm->lock); | |
2018 | ||
2019 | if (source >= HDSPM_MAX_CHANNELS) | |
2020 | change = gain != hdspm_read_pb_gain(hdspm, destination, | |
2021 | source - | |
2022 | HDSPM_MAX_CHANNELS); | |
2023 | else | |
2024 | change = | |
2025 | gain != hdspm_read_in_gain(hdspm, destination, source); | |
2026 | ||
2027 | if (change) { | |
2028 | if (source >= HDSPM_MAX_CHANNELS) | |
2029 | hdspm_write_pb_gain(hdspm, destination, | |
2030 | source - HDSPM_MAX_CHANNELS, | |
2031 | gain); | |
2032 | else | |
2033 | hdspm_write_in_gain(hdspm, destination, source, | |
2034 | gain); | |
2035 | } | |
2036 | spin_unlock_irq(&hdspm->lock); | |
2037 | ||
2038 | return change; | |
2039 | } | |
2040 | ||
2041 | /* The simple mixer control(s) provide gain control for the | |
2042 | basic 1:1 mappings of playback streams to output | |
2043 | streams. | |
2044 | */ | |
2045 | ||
2046 | #define HDSPM_PLAYBACK_MIXER \ | |
2047 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ | |
2048 | .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE | \ | |
2049 | SNDRV_CTL_ELEM_ACCESS_VOLATILE, \ | |
2050 | .info = snd_hdspm_info_playback_mixer, \ | |
2051 | .get = snd_hdspm_get_playback_mixer, \ | |
2052 | .put = snd_hdspm_put_playback_mixer \ | |
2053 | } | |
2054 | ||
2055 | static int snd_hdspm_info_playback_mixer(snd_kcontrol_t * kcontrol, | |
2056 | snd_ctl_elem_info_t * uinfo) | |
2057 | { | |
2058 | uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; | |
2059 | uinfo->count = 1; | |
2060 | uinfo->value.integer.min = 0; | |
2061 | uinfo->value.integer.max = 65536; | |
2062 | uinfo->value.integer.step = 1; | |
2063 | return 0; | |
2064 | } | |
2065 | ||
2066 | static int snd_hdspm_get_playback_mixer(snd_kcontrol_t * kcontrol, | |
2067 | snd_ctl_elem_value_t * ucontrol) | |
2068 | { | |
2069 | hdspm_t *hdspm = snd_kcontrol_chip(kcontrol); | |
2070 | int channel; | |
2071 | int mapped_channel; | |
2072 | ||
2073 | channel = ucontrol->id.index - 1; | |
2074 | ||
2075 | snd_assert(channel >= 0 | |
2076 | || channel < HDSPM_MAX_CHANNELS, return -EINVAL); | |
2077 | ||
2078 | if ((mapped_channel = hdspm->channel_map[channel]) < 0) | |
2079 | return -EINVAL; | |
2080 | ||
2081 | spin_lock_irq(&hdspm->lock); | |
2082 | ucontrol->value.integer.value[0] = | |
2083 | hdspm_read_pb_gain(hdspm, mapped_channel, mapped_channel); | |
2084 | spin_unlock_irq(&hdspm->lock); | |
2085 | ||
2086 | /* snd_printdd("get pb mixer index %d, channel %d, mapped_channel %d, value %d\n", | |
2087 | ucontrol->id.index, channel, mapped_channel, ucontrol->value.integer.value[0]); | |
2088 | */ | |
2089 | ||
2090 | return 0; | |
2091 | } | |
2092 | ||
2093 | static int snd_hdspm_put_playback_mixer(snd_kcontrol_t * kcontrol, | |
2094 | snd_ctl_elem_value_t * ucontrol) | |
2095 | { | |
2096 | hdspm_t *hdspm = snd_kcontrol_chip(kcontrol); | |
2097 | int change; | |
2098 | int channel; | |
2099 | int mapped_channel; | |
2100 | int gain; | |
2101 | ||
2102 | if (!snd_hdspm_use_is_exclusive(hdspm)) | |
2103 | return -EBUSY; | |
2104 | ||
2105 | channel = ucontrol->id.index - 1; | |
2106 | ||
2107 | snd_assert(channel >= 0 | |
2108 | || channel < HDSPM_MAX_CHANNELS, return -EINVAL); | |
2109 | ||
2110 | if ((mapped_channel = hdspm->channel_map[channel]) < 0) | |
2111 | return -EINVAL; | |
2112 | ||
2113 | gain = ucontrol->value.integer.value[0]; | |
2114 | ||
2115 | spin_lock_irq(&hdspm->lock); | |
2116 | change = | |
2117 | gain != hdspm_read_pb_gain(hdspm, mapped_channel, | |
2118 | mapped_channel); | |
2119 | if (change) | |
2120 | hdspm_write_pb_gain(hdspm, mapped_channel, mapped_channel, | |
2121 | gain); | |
2122 | spin_unlock_irq(&hdspm->lock); | |
2123 | return change; | |
2124 | } | |
2125 | ||
2126 | #define HDSPM_WC_SYNC_CHECK(xname, xindex) \ | |
2127 | { .iface = SNDRV_CTL_ELEM_IFACE_HWDEP, \ | |
2128 | .name = xname, \ | |
2129 | .index = xindex, \ | |
2130 | .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, \ | |
2131 | .info = snd_hdspm_info_sync_check, \ | |
2132 | .get = snd_hdspm_get_wc_sync_check \ | |
2133 | } | |
2134 | ||
2135 | static int snd_hdspm_info_sync_check(snd_kcontrol_t * kcontrol, | |
2136 | snd_ctl_elem_info_t * uinfo) | |
2137 | { | |
2138 | static char *texts[] = { "No Lock", "Lock", "Sync" }; | |
2139 | uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; | |
2140 | uinfo->count = 1; | |
2141 | uinfo->value.enumerated.items = 3; | |
2142 | if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items) | |
2143 | uinfo->value.enumerated.item = | |
2144 | uinfo->value.enumerated.items - 1; | |
2145 | strcpy(uinfo->value.enumerated.name, | |
2146 | texts[uinfo->value.enumerated.item]); | |
2147 | return 0; | |
2148 | } | |
2149 | ||
2150 | static int hdspm_wc_sync_check(hdspm_t * hdspm) | |
2151 | { | |
2152 | int status2 = hdspm_read(hdspm, HDSPM_statusRegister2); | |
2153 | if (status2 & HDSPM_wcLock) { | |
2154 | if (status2 & HDSPM_wcSync) | |
2155 | return 2; | |
2156 | else | |
2157 | return 1; | |
2158 | } | |
2159 | return 0; | |
2160 | } | |
2161 | ||
2162 | static int snd_hdspm_get_wc_sync_check(snd_kcontrol_t * kcontrol, | |
2163 | snd_ctl_elem_value_t * ucontrol) | |
2164 | { | |
2165 | hdspm_t *hdspm = snd_kcontrol_chip(kcontrol); | |
2166 | ||
2167 | ucontrol->value.enumerated.item[0] = hdspm_wc_sync_check(hdspm); | |
2168 | return 0; | |
2169 | } | |
2170 | ||
2171 | ||
2172 | #define HDSPM_MADI_SYNC_CHECK(xname, xindex) \ | |
2173 | { .iface = SNDRV_CTL_ELEM_IFACE_HWDEP, \ | |
2174 | .name = xname, \ | |
2175 | .index = xindex, \ | |
2176 | .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, \ | |
2177 | .info = snd_hdspm_info_sync_check, \ | |
2178 | .get = snd_hdspm_get_madisync_sync_check \ | |
2179 | } | |
2180 | ||
2181 | static int hdspm_madisync_sync_check(hdspm_t * hdspm) | |
2182 | { | |
2183 | int status = hdspm_read(hdspm, HDSPM_statusRegister); | |
2184 | if (status & HDSPM_madiLock) { | |
2185 | if (status & HDSPM_madiSync) | |
2186 | return 2; | |
2187 | else | |
2188 | return 1; | |
2189 | } | |
2190 | return 0; | |
2191 | } | |
2192 | ||
2193 | static int snd_hdspm_get_madisync_sync_check(snd_kcontrol_t * kcontrol, | |
2194 | snd_ctl_elem_value_t * | |
2195 | ucontrol) | |
2196 | { | |
2197 | hdspm_t *hdspm = snd_kcontrol_chip(kcontrol); | |
2198 | ||
2199 | ucontrol->value.enumerated.item[0] = | |
2200 | hdspm_madisync_sync_check(hdspm); | |
2201 | return 0; | |
2202 | } | |
2203 | ||
2204 | ||
2205 | ||
2206 | ||
2207 | static snd_kcontrol_new_t snd_hdspm_controls[] = { | |
2208 | ||
2209 | HDSPM_MIXER("Mixer", 0), | |
2210 | /* 'Sample Clock Source' complies with the alsa control naming scheme */ | |
2211 | HDSPM_CLOCK_SOURCE("Sample Clock Source", 0), | |
2212 | ||
2213 | HDSPM_SYSTEM_CLOCK_MODE("System Clock Mode", 0), | |
2214 | HDSPM_PREF_SYNC_REF("Preferred Sync Reference", 0), | |
2215 | HDSPM_AUTOSYNC_REF("AutoSync Reference", 0), | |
2216 | HDSPM_SYSTEM_SAMPLE_RATE("System Sample Rate", 0), | |
2217 | /* 'External Rate' complies with the alsa control naming scheme */ | |
2218 | HDSPM_AUTOSYNC_SAMPLE_RATE("External Rate", 0), | |
2219 | HDSPM_WC_SYNC_CHECK("Word Clock Lock Status", 0), | |
2220 | HDSPM_MADI_SYNC_CHECK("MADI Sync Lock Status", 0), | |
2221 | HDSPM_LINE_OUT("Line Out", 0), | |
2222 | HDSPM_TX_64("TX 64 channels mode", 0), | |
2223 | HDSPM_C_TMS("Clear Track Marker", 0), | |
2224 | HDSPM_SAFE_MODE("Safe Mode", 0), | |
2225 | HDSPM_INPUT_SELECT("Input Select", 0), | |
2226 | }; | |
2227 | ||
2228 | static snd_kcontrol_new_t snd_hdspm_playback_mixer = HDSPM_PLAYBACK_MIXER; | |
2229 | ||
2230 | ||
2231 | static int hdspm_update_simple_mixer_controls(hdspm_t * hdspm) | |
2232 | { | |
2233 | int i; | |
2234 | ||
2235 | for (i = hdspm->ds_channels; i < hdspm->ss_channels; ++i) { | |
2236 | if (hdspm->system_sample_rate > 48000) { | |
2237 | hdspm->playback_mixer_ctls[i]->vd[0].access = | |
2238 | SNDRV_CTL_ELEM_ACCESS_INACTIVE | | |
2239 | SNDRV_CTL_ELEM_ACCESS_READ | | |
2240 | SNDRV_CTL_ELEM_ACCESS_VOLATILE; | |
2241 | } else { | |
2242 | hdspm->playback_mixer_ctls[i]->vd[0].access = | |
2243 | SNDRV_CTL_ELEM_ACCESS_READWRITE | | |
2244 | SNDRV_CTL_ELEM_ACCESS_VOLATILE; | |
2245 | } | |
2246 | snd_ctl_notify(hdspm->card, SNDRV_CTL_EVENT_MASK_VALUE | | |
2247 | SNDRV_CTL_EVENT_MASK_INFO, | |
2248 | &hdspm->playback_mixer_ctls[i]->id); | |
2249 | } | |
2250 | ||
2251 | return 0; | |
2252 | } | |
2253 | ||
2254 | ||
2255 | static int snd_hdspm_create_controls(snd_card_t * card, hdspm_t * hdspm) | |
2256 | { | |
2257 | unsigned int idx, limit; | |
2258 | int err; | |
2259 | snd_kcontrol_t *kctl; | |
2260 | ||
2261 | /* add control list first */ | |
2262 | ||
2263 | for (idx = 0; idx < ARRAY_SIZE(snd_hdspm_controls); idx++) { | |
2264 | if ((err = | |
2265 | snd_ctl_add(card, kctl = | |
2266 | snd_ctl_new1(&snd_hdspm_controls[idx], | |
2267 | hdspm))) < 0) { | |
2268 | return err; | |
2269 | } | |
2270 | } | |
2271 | ||
2272 | /* Channel playback mixer as default control | |
2273 | Note: the whole matrix would be 128*HDSPM_MIXER_CHANNELS Faders, thats to big for any alsamixer | |
2274 | they are accesible via special IOCTL on hwdep | |
2275 | and the mixer 2dimensional mixer control */ | |
2276 | ||
2277 | snd_hdspm_playback_mixer.name = "Chn"; | |
2278 | limit = HDSPM_MAX_CHANNELS; | |
2279 | ||
2280 | /* The index values are one greater than the channel ID so that alsamixer | |
2281 | will display them correctly. We want to use the index for fast lookup | |
2282 | of the relevant channel, but if we use it at all, most ALSA software | |
2283 | does the wrong thing with it ... | |
2284 | */ | |
2285 | ||
2286 | for (idx = 0; idx < limit; ++idx) { | |
2287 | snd_hdspm_playback_mixer.index = idx + 1; | |
2288 | if ((err = snd_ctl_add(card, | |
2289 | kctl = | |
2290 | snd_ctl_new1 | |
2291 | (&snd_hdspm_playback_mixer, | |
2292 | hdspm)))) { | |
2293 | return err; | |
2294 | } | |
2295 | hdspm->playback_mixer_ctls[idx] = kctl; | |
2296 | } | |
2297 | ||
2298 | return 0; | |
2299 | } | |
2300 | ||
2301 | /*------------------------------------------------------------ | |
2302 | /proc interface | |
2303 | ------------------------------------------------------------*/ | |
2304 | ||
2305 | static void | |
2306 | snd_hdspm_proc_read(snd_info_entry_t * entry, snd_info_buffer_t * buffer) | |
2307 | { | |
2308 | hdspm_t *hdspm = (hdspm_t *) entry->private_data; | |
2309 | unsigned int status; | |
2310 | unsigned int status2; | |
2311 | char *pref_sync_ref; | |
2312 | char *autosync_ref; | |
2313 | char *system_clock_mode; | |
2314 | char *clock_source; | |
2315 | char *insel; | |
2316 | char *syncref; | |
2317 | int x, x2; | |
2318 | ||
2319 | status = hdspm_read(hdspm, HDSPM_statusRegister); | |
2320 | status2 = hdspm_read(hdspm, HDSPM_statusRegister2); | |
2321 | ||
2322 | snd_iprintf(buffer, "%s (Card #%d) Rev.%x Status2first3bits: %x\n", | |
2323 | hdspm->card_name, hdspm->card->number + 1, | |
2324 | hdspm->firmware_rev, | |
2325 | (status2 & HDSPM_version0) | | |
2326 | (status2 & HDSPM_version1) | (status2 & | |
2327 | HDSPM_version2)); | |
2328 | ||
2329 | snd_iprintf(buffer, "IRQ: %d Registers bus: 0x%lx VM: 0x%lx\n", | |
2330 | hdspm->irq, hdspm->port, (unsigned long)hdspm->iobase); | |
2331 | ||
2332 | snd_iprintf(buffer, "--- System ---\n"); | |
2333 | ||
2334 | snd_iprintf(buffer, | |
2335 | "IRQ Pending: Audio=%d, MIDI0=%d, MIDI1=%d, IRQcount=%d\n", | |
2336 | status & HDSPM_audioIRQPending, | |
2337 | (status & HDSPM_midi0IRQPending) ? 1 : 0, | |
2338 | (status & HDSPM_midi1IRQPending) ? 1 : 0, | |
2339 | hdspm->irq_count); | |
2340 | snd_iprintf(buffer, | |
2341 | "HW pointer: id = %d, rawptr = %d (%d->%d) estimated= %ld (bytes)\n", | |
2342 | ((status & HDSPM_BufferID) ? 1 : 0), | |
2343 | (status & HDSPM_BufferPositionMask), | |
2344 | (status & HDSPM_BufferPositionMask) % (2 * | |
2345 | (int)hdspm-> | |
2346 | period_bytes), | |
2347 | ((status & HDSPM_BufferPositionMask) - | |
2348 | 64) % (2 * (int)hdspm->period_bytes), | |
2349 | (long) hdspm_hw_pointer(hdspm) * 4); | |
2350 | ||
2351 | snd_iprintf(buffer, | |
2352 | "MIDI FIFO: Out1=0x%x, Out2=0x%x, In1=0x%x, In2=0x%x \n", | |
2353 | hdspm_read(hdspm, HDSPM_midiStatusOut0) & 0xFF, | |
2354 | hdspm_read(hdspm, HDSPM_midiStatusOut1) & 0xFF, | |
2355 | hdspm_read(hdspm, HDSPM_midiStatusIn0) & 0xFF, | |
2356 | hdspm_read(hdspm, HDSPM_midiStatusIn1) & 0xFF); | |
2357 | snd_iprintf(buffer, | |
2358 | "Register: ctrl1=0x%x, ctrl2=0x%x, status1=0x%x, status2=0x%x\n", | |
2359 | hdspm->control_register, hdspm->control2_register, | |
2360 | status, status2); | |
2361 | ||
2362 | snd_iprintf(buffer, "--- Settings ---\n"); | |
2363 | ||
2364 | x = 1 << (6 + | |
2365 | hdspm_decode_latency(hdspm-> | |
2366 | control_register & | |
2367 | HDSPM_LatencyMask)); | |
2368 | ||
2369 | snd_iprintf(buffer, | |
2370 | "Size (Latency): %d samples (2 periods of %lu bytes)\n", | |
2371 | x, (unsigned long) hdspm->period_bytes); | |
2372 | ||
2373 | snd_iprintf(buffer, "Line out: %s, Precise Pointer: %s\n", | |
2374 | (hdspm-> | |
2375 | control_register & HDSPM_LineOut) ? "on " : "off", | |
2376 | (hdspm->precise_ptr) ? "on" : "off"); | |
2377 | ||
2378 | switch (hdspm->control_register & HDSPM_InputMask) { | |
2379 | case HDSPM_InputOptical: | |
2380 | insel = "Optical"; | |
2381 | break; | |
2382 | case HDSPM_InputCoaxial: | |
2383 | insel = "Coaxial"; | |
2384 | break; | |
2385 | default: | |
2386 | insel = "Unkown"; | |
2387 | } | |
2388 | ||
2389 | switch (hdspm->control_register & HDSPM_SyncRefMask) { | |
2390 | case HDSPM_SyncRef_Word: | |
2391 | syncref = "WordClock"; | |
2392 | break; | |
2393 | case HDSPM_SyncRef_MADI: | |
2394 | syncref = "MADI"; | |
2395 | break; | |
2396 | default: | |
2397 | syncref = "Unkown"; | |
2398 | } | |
2399 | snd_iprintf(buffer, "Inputsel = %s, SyncRef = %s\n", insel, | |
2400 | syncref); | |
2401 | ||
2402 | snd_iprintf(buffer, | |
2403 | "ClearTrackMarker = %s, Transmit in %s Channel Mode, Auto Input %s\n", | |
2404 | (hdspm-> | |
2405 | control_register & HDSPM_clr_tms) ? "on" : "off", | |
2406 | (hdspm-> | |
2407 | control_register & HDSPM_TX_64ch) ? "64" : "56", | |
2408 | (hdspm-> | |
2409 | control_register & HDSPM_AutoInp) ? "on" : "off"); | |
2410 | ||
2411 | switch (hdspm_clock_source(hdspm)) { | |
2412 | case HDSPM_CLOCK_SOURCE_AUTOSYNC: | |
2413 | clock_source = "AutoSync"; | |
2414 | break; | |
2415 | case HDSPM_CLOCK_SOURCE_INTERNAL_32KHZ: | |
2416 | clock_source = "Internal 32 kHz"; | |
2417 | break; | |
2418 | case HDSPM_CLOCK_SOURCE_INTERNAL_44_1KHZ: | |
2419 | clock_source = "Internal 44.1 kHz"; | |
2420 | break; | |
2421 | case HDSPM_CLOCK_SOURCE_INTERNAL_48KHZ: | |
2422 | clock_source = "Internal 48 kHz"; | |
2423 | break; | |
2424 | case HDSPM_CLOCK_SOURCE_INTERNAL_64KHZ: | |
2425 | clock_source = "Internal 64 kHz"; | |
2426 | break; | |
2427 | case HDSPM_CLOCK_SOURCE_INTERNAL_88_2KHZ: | |
2428 | clock_source = "Internal 88.2 kHz"; | |
2429 | break; | |
2430 | case HDSPM_CLOCK_SOURCE_INTERNAL_96KHZ: | |
2431 | clock_source = "Internal 96 kHz"; | |
2432 | break; | |
2433 | default: | |
2434 | clock_source = "Error"; | |
2435 | } | |
2436 | snd_iprintf(buffer, "Sample Clock Source: %s\n", clock_source); | |
2437 | if (!(hdspm->control_register & HDSPM_ClockModeMaster)) { | |
2438 | system_clock_mode = "Slave"; | |
2439 | } else { | |
2440 | system_clock_mode = "Master"; | |
2441 | } | |
2442 | snd_iprintf(buffer, "System Clock Mode: %s\n", system_clock_mode); | |
2443 | ||
2444 | switch (hdspm_pref_sync_ref(hdspm)) { | |
2445 | case HDSPM_SYNC_FROM_WORD: | |
2446 | pref_sync_ref = "Word Clock"; | |
2447 | break; | |
2448 | case HDSPM_SYNC_FROM_MADI: | |
2449 | pref_sync_ref = "MADI Sync"; | |
2450 | break; | |
2451 | default: | |
2452 | pref_sync_ref = "XXXX Clock"; | |
2453 | break; | |
2454 | } | |
2455 | snd_iprintf(buffer, "Preferred Sync Reference: %s\n", | |
2456 | pref_sync_ref); | |
2457 | ||
2458 | snd_iprintf(buffer, "System Clock Frequency: %d\n", | |
2459 | hdspm->system_sample_rate); | |
2460 | ||
2461 | ||
2462 | snd_iprintf(buffer, "--- Status:\n"); | |
2463 | ||
2464 | x = status & HDSPM_madiSync; | |
2465 | x2 = status2 & HDSPM_wcSync; | |
2466 | ||
2467 | snd_iprintf(buffer, "Inputs MADI=%s, WordClock=%s\n", | |
2468 | (status & HDSPM_madiLock) ? (x ? "Sync" : "Lock") : | |
2469 | "NoLock", | |
2470 | (status2 & HDSPM_wcLock) ? (x2 ? "Sync" : "Lock") : | |
2471 | "NoLock"); | |
2472 | ||
2473 | switch (hdspm_autosync_ref(hdspm)) { | |
2474 | case HDSPM_AUTOSYNC_FROM_WORD: | |
2475 | autosync_ref = "Word Clock"; | |
2476 | break; | |
2477 | case HDSPM_AUTOSYNC_FROM_MADI: | |
2478 | autosync_ref = "MADI Sync"; | |
2479 | break; | |
2480 | case HDSPM_AUTOSYNC_FROM_NONE: | |
2481 | autosync_ref = "Input not valid"; | |
2482 | break; | |
2483 | default: | |
2484 | autosync_ref = "---"; | |
2485 | break; | |
2486 | } | |
2487 | snd_iprintf(buffer, | |
2488 | "AutoSync: Reference= %s, Freq=%d (MADI = %d, Word = %d)\n", | |
2489 | autosync_ref, hdspm_external_sample_rate(hdspm), | |
2490 | (status & HDSPM_madiFreqMask) >> 22, | |
2491 | (status2 & HDSPM_wcFreqMask) >> 5); | |
2492 | ||
2493 | snd_iprintf(buffer, "Input: %s, Mode=%s\n", | |
2494 | (status & HDSPM_AB_int) ? "Coax" : "Optical", | |
2495 | (status & HDSPM_RX_64ch) ? "64 channels" : | |
2496 | "56 channels"); | |
2497 | ||
2498 | snd_iprintf(buffer, "\n"); | |
2499 | } | |
2500 | ||
2501 | static void __devinit snd_hdspm_proc_init(hdspm_t * hdspm) | |
2502 | { | |
2503 | snd_info_entry_t *entry; | |
2504 | ||
2505 | if (!snd_card_proc_new(hdspm->card, "hdspm", &entry)) | |
2506 | snd_info_set_text_ops(entry, hdspm, 1024, | |
2507 | snd_hdspm_proc_read); | |
2508 | } | |
2509 | ||
2510 | /*------------------------------------------------------------ | |
2511 | hdspm intitialize | |
2512 | ------------------------------------------------------------*/ | |
2513 | ||
2514 | static int snd_hdspm_set_defaults(hdspm_t * hdspm) | |
2515 | { | |
2516 | unsigned int i; | |
2517 | ||
2518 | /* ASSUMPTION: hdspm->lock is either held, or there is no need to | |
2519 | hold it (e.g. during module initalization). | |
2520 | */ | |
2521 | ||
2522 | /* set defaults: */ | |
2523 | ||
2524 | hdspm->control_register = HDSPM_ClockModeMaster | /* Master Cloack Mode on */ | |
2525 | hdspm_encode_latency(7) | /* latency maximum = 8192 samples */ | |
2526 | HDSPM_InputCoaxial | /* Input Coax not Optical */ | |
2527 | HDSPM_SyncRef_MADI | /* Madi is syncclock */ | |
2528 | HDSPM_LineOut | /* Analog output in */ | |
2529 | HDSPM_TX_64ch | /* transmit in 64ch mode */ | |
2530 | HDSPM_AutoInp; /* AutoInput chossing (takeover) */ | |
2531 | ||
2532 | /* ! HDSPM_Frequency0|HDSPM_Frequency1 = 44.1khz */ | |
2533 | /* ! HDSPM_DoubleSpeed HDSPM_QuadSpeed = normal speed */ | |
2534 | /* ! HDSPM_clr_tms = do not clear bits in track marks */ | |
2535 | ||
2536 | hdspm_write(hdspm, HDSPM_controlRegister, hdspm->control_register); | |
2537 | ||
2538 | #ifdef SNDRV_BIG_ENDIAN | |
2539 | hdspm->control2_register = HDSPM_BIGENDIAN_MODE; | |
2540 | #else | |
2541 | hdspm->control2_register = 0; | |
2542 | #endif | |
2543 | ||
2544 | hdspm_write(hdspm, HDSPM_control2Reg, hdspm->control2_register); | |
2545 | hdspm_compute_period_size(hdspm); | |
2546 | ||
2547 | /* silence everything */ | |
2548 | ||
2549 | all_in_all_mixer(hdspm, 0 * UNITY_GAIN); | |
2550 | ||
2551 | if (line_outs_monitor[hdspm->dev]) { | |
2552 | ||
2553 | snd_printk(KERN_INFO "HDSPM: sending all playback streams to line outs.\n"); | |
2554 | ||
2555 | for (i = 0; i < HDSPM_MIXER_CHANNELS; i++) { | |
2556 | if (hdspm_write_pb_gain(hdspm, i, i, UNITY_GAIN)) | |
2557 | return -EIO; | |
2558 | } | |
2559 | } | |
2560 | ||
2561 | /* set a default rate so that the channel map is set up. */ | |
2562 | hdspm->channel_map = channel_map_madi_ss; | |
2563 | hdspm_set_rate(hdspm, 44100, 1); | |
2564 | ||
2565 | return 0; | |
2566 | } | |
2567 | ||
2568 | ||
2569 | /*------------------------------------------------------------ | |
2570 | interupt | |
2571 | ------------------------------------------------------------*/ | |
2572 | ||
2573 | static irqreturn_t snd_hdspm_interrupt(int irq, void *dev_id, | |
2574 | struct pt_regs *regs) | |
2575 | { | |
2576 | hdspm_t *hdspm = (hdspm_t *) dev_id; | |
2577 | unsigned int status; | |
2578 | int audio; | |
2579 | int midi0; | |
2580 | int midi1; | |
2581 | unsigned int midi0status; | |
2582 | unsigned int midi1status; | |
2583 | int schedule = 0; | |
2584 | ||
2585 | status = hdspm_read(hdspm, HDSPM_statusRegister); | |
2586 | ||
2587 | audio = status & HDSPM_audioIRQPending; | |
2588 | midi0 = status & HDSPM_midi0IRQPending; | |
2589 | midi1 = status & HDSPM_midi1IRQPending; | |
2590 | ||
2591 | if (!audio && !midi0 && !midi1) | |
2592 | return IRQ_NONE; | |
2593 | ||
2594 | hdspm_write(hdspm, HDSPM_interruptConfirmation, 0); | |
2595 | hdspm->irq_count++; | |
2596 | ||
2597 | midi0status = hdspm_read(hdspm, HDSPM_midiStatusIn0) & 0xff; | |
2598 | midi1status = hdspm_read(hdspm, HDSPM_midiStatusIn1) & 0xff; | |
2599 | ||
2600 | if (audio) { | |
2601 | ||
2602 | if (hdspm->capture_substream) | |
2603 | snd_pcm_period_elapsed(hdspm->pcm-> | |
2604 | streams | |
2605 | [SNDRV_PCM_STREAM_CAPTURE]. | |
2606 | substream); | |
2607 | ||
2608 | if (hdspm->playback_substream) | |
2609 | snd_pcm_period_elapsed(hdspm->pcm-> | |
2610 | streams | |
2611 | [SNDRV_PCM_STREAM_PLAYBACK]. | |
2612 | substream); | |
2613 | } | |
2614 | ||
2615 | if (midi0 && midi0status) { | |
2616 | /* we disable interrupts for this input until processing is done */ | |
2617 | hdspm->control_register &= ~HDSPM_Midi0InterruptEnable; | |
2618 | hdspm_write(hdspm, HDSPM_controlRegister, | |
2619 | hdspm->control_register); | |
2620 | hdspm->midi[0].pending = 1; | |
2621 | schedule = 1; | |
2622 | } | |
2623 | if (midi1 && midi1status) { | |
2624 | /* we disable interrupts for this input until processing is done */ | |
2625 | hdspm->control_register &= ~HDSPM_Midi1InterruptEnable; | |
2626 | hdspm_write(hdspm, HDSPM_controlRegister, | |
2627 | hdspm->control_register); | |
2628 | hdspm->midi[1].pending = 1; | |
2629 | schedule = 1; | |
2630 | } | |
2631 | if (schedule) | |
2632 | tasklet_hi_schedule(&hdspm->midi_tasklet); | |
2633 | return IRQ_HANDLED; | |
2634 | } | |
2635 | ||
2636 | /*------------------------------------------------------------ | |
2637 | pcm interface | |
2638 | ------------------------------------------------------------*/ | |
2639 | ||
2640 | ||
2641 | static snd_pcm_uframes_t snd_hdspm_hw_pointer(snd_pcm_substream_t * | |
2642 | substream) | |
2643 | { | |
2644 | hdspm_t *hdspm = snd_pcm_substream_chip(substream); | |
2645 | return hdspm_hw_pointer(hdspm); | |
2646 | } | |
2647 | ||
2648 | static char *hdspm_channel_buffer_location(hdspm_t * hdspm, | |
2649 | int stream, int channel) | |
2650 | { | |
2651 | int mapped_channel; | |
2652 | ||
2653 | snd_assert(channel >= 0 | |
2654 | || channel < HDSPM_MAX_CHANNELS, return NULL); | |
2655 | ||
2656 | if ((mapped_channel = hdspm->channel_map[channel]) < 0) | |
2657 | return NULL; | |
2658 | ||
2659 | if (stream == SNDRV_PCM_STREAM_CAPTURE) { | |
2660 | return hdspm->capture_buffer + | |
2661 | mapped_channel * HDSPM_CHANNEL_BUFFER_BYTES; | |
2662 | } else { | |
2663 | return hdspm->playback_buffer + | |
2664 | mapped_channel * HDSPM_CHANNEL_BUFFER_BYTES; | |
2665 | } | |
2666 | } | |
2667 | ||
2668 | ||
2669 | /* dont know why need it ??? */ | |
2670 | static int snd_hdspm_playback_copy(snd_pcm_substream_t * substream, | |
2671 | int channel, snd_pcm_uframes_t pos, | |
2672 | void __user *src, snd_pcm_uframes_t count) | |
2673 | { | |
2674 | hdspm_t *hdspm = snd_pcm_substream_chip(substream); | |
2675 | char *channel_buf; | |
2676 | ||
2677 | snd_assert(pos + count <= HDSPM_CHANNEL_BUFFER_BYTES / 4, | |
2678 | return -EINVAL); | |
2679 | ||
2680 | channel_buf = hdspm_channel_buffer_location(hdspm, | |
2681 | substream->pstr-> | |
2682 | stream, channel); | |
2683 | ||
2684 | snd_assert(channel_buf != NULL, return -EIO); | |
2685 | ||
2686 | return copy_from_user(channel_buf + pos * 4, src, count * 4); | |
2687 | } | |
2688 | ||
2689 | static int snd_hdspm_capture_copy(snd_pcm_substream_t * substream, | |
2690 | int channel, snd_pcm_uframes_t pos, | |
2691 | void __user *dst, snd_pcm_uframes_t count) | |
2692 | { | |
2693 | hdspm_t *hdspm = snd_pcm_substream_chip(substream); | |
2694 | char *channel_buf; | |
2695 | ||
2696 | snd_assert(pos + count <= HDSPM_CHANNEL_BUFFER_BYTES / 4, | |
2697 | return -EINVAL); | |
2698 | ||
2699 | channel_buf = hdspm_channel_buffer_location(hdspm, | |
2700 | substream->pstr-> | |
2701 | stream, channel); | |
2702 | snd_assert(channel_buf != NULL, return -EIO); | |
2703 | return copy_to_user(dst, channel_buf + pos * 4, count * 4); | |
2704 | } | |
2705 | ||
2706 | static int snd_hdspm_hw_silence(snd_pcm_substream_t * substream, | |
2707 | int channel, snd_pcm_uframes_t pos, | |
2708 | snd_pcm_uframes_t count) | |
2709 | { | |
2710 | hdspm_t *hdspm = snd_pcm_substream_chip(substream); | |
2711 | char *channel_buf; | |
2712 | ||
2713 | channel_buf = | |
2714 | hdspm_channel_buffer_location(hdspm, substream->pstr->stream, | |
2715 | channel); | |
2716 | snd_assert(channel_buf != NULL, return -EIO); | |
2717 | memset(channel_buf + pos * 4, 0, count * 4); | |
2718 | return 0; | |
2719 | } | |
2720 | ||
2721 | static int snd_hdspm_reset(snd_pcm_substream_t * substream) | |
2722 | { | |
2723 | snd_pcm_runtime_t *runtime = substream->runtime; | |
2724 | hdspm_t *hdspm = snd_pcm_substream_chip(substream); | |
2725 | snd_pcm_substream_t *other; | |
2726 | ||
2727 | if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) | |
2728 | other = hdspm->capture_substream; | |
2729 | else | |
2730 | other = hdspm->playback_substream; | |
2731 | ||
2732 | if (hdspm->running) | |
2733 | runtime->status->hw_ptr = hdspm_hw_pointer(hdspm); | |
2734 | else | |
2735 | runtime->status->hw_ptr = 0; | |
2736 | if (other) { | |
2737 | struct list_head *pos; | |
2738 | snd_pcm_substream_t *s; | |
2739 | snd_pcm_runtime_t *oruntime = other->runtime; | |
2740 | snd_pcm_group_for_each(pos, substream) { | |
2741 | s = snd_pcm_group_substream_entry(pos); | |
2742 | if (s == other) { | |
2743 | oruntime->status->hw_ptr = | |
2744 | runtime->status->hw_ptr; | |
2745 | break; | |
2746 | } | |
2747 | } | |
2748 | } | |
2749 | return 0; | |
2750 | } | |
2751 | ||
2752 | static int snd_hdspm_hw_params(snd_pcm_substream_t * substream, | |
2753 | snd_pcm_hw_params_t * params) | |
2754 | { | |
2755 | hdspm_t *hdspm = snd_pcm_substream_chip(substream); | |
2756 | int err; | |
2757 | int i; | |
2758 | pid_t this_pid; | |
2759 | pid_t other_pid; | |
2760 | struct snd_sg_buf *sgbuf; | |
2761 | ||
2762 | ||
2763 | spin_lock_irq(&hdspm->lock); | |
2764 | ||
2765 | if (substream->pstr->stream == SNDRV_PCM_STREAM_PLAYBACK) { | |
2766 | this_pid = hdspm->playback_pid; | |
2767 | other_pid = hdspm->capture_pid; | |
2768 | } else { | |
2769 | this_pid = hdspm->capture_pid; | |
2770 | other_pid = hdspm->playback_pid; | |
2771 | } | |
2772 | ||
2773 | if ((other_pid > 0) && (this_pid != other_pid)) { | |
2774 | ||
2775 | /* The other stream is open, and not by the same | |
2776 | task as this one. Make sure that the parameters | |
2777 | that matter are the same. | |
2778 | */ | |
2779 | ||
2780 | if (params_rate(params) != hdspm->system_sample_rate) { | |
2781 | spin_unlock_irq(&hdspm->lock); | |
2782 | _snd_pcm_hw_param_setempty(params, | |
2783 | SNDRV_PCM_HW_PARAM_RATE); | |
2784 | return -EBUSY; | |
2785 | } | |
2786 | ||
2787 | if (params_period_size(params) != hdspm->period_bytes / 4) { | |
2788 | spin_unlock_irq(&hdspm->lock); | |
2789 | _snd_pcm_hw_param_setempty(params, | |
2790 | SNDRV_PCM_HW_PARAM_PERIOD_SIZE); | |
2791 | return -EBUSY; | |
2792 | } | |
2793 | ||
2794 | } | |
2795 | /* We're fine. */ | |
2796 | spin_unlock_irq(&hdspm->lock); | |
2797 | ||
2798 | /* how to make sure that the rate matches an externally-set one ? */ | |
2799 | ||
2800 | spin_lock_irq(&hdspm->lock); | |
2801 | if ((err = hdspm_set_rate(hdspm, params_rate(params), 0)) < 0) { | |
2802 | spin_unlock_irq(&hdspm->lock); | |
2803 | _snd_pcm_hw_param_setempty(params, | |
2804 | SNDRV_PCM_HW_PARAM_RATE); | |
2805 | return err; | |
2806 | } | |
2807 | spin_unlock_irq(&hdspm->lock); | |
2808 | ||
2809 | if ((err = | |
2810 | hdspm_set_interrupt_interval(hdspm, | |
2811 | params_period_size(params))) < | |
2812 | 0) { | |
2813 | _snd_pcm_hw_param_setempty(params, | |
2814 | SNDRV_PCM_HW_PARAM_PERIOD_SIZE); | |
2815 | return err; | |
2816 | } | |
2817 | ||
2818 | /* Memory allocation, takashi's method, dont know if we should spinlock */ | |
2819 | /* malloc all buffer even if not enabled to get sure */ | |
2820 | /* malloc only needed bytes */ | |
2821 | err = | |
2822 | snd_pcm_lib_malloc_pages(substream, | |
2823 | HDSPM_CHANNEL_BUFFER_BYTES * | |
2824 | params_channels(params)); | |
2825 | if (err < 0) | |
2826 | return err; | |
2827 | ||
2828 | sgbuf = snd_pcm_substream_sgbuf(substream); | |
2829 | ||
2830 | if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { | |
2831 | ||
2832 | hdspm_set_sgbuf(hdspm, sgbuf, HDSPM_pageAddressBufferOut, | |
2833 | params_channels(params)); | |
2834 | ||
2835 | for (i = 0; i < params_channels(params); ++i) | |
2836 | snd_hdspm_enable_out(hdspm, i, 1); | |
2837 | ||
2838 | hdspm->playback_buffer = | |
2839 | (unsigned char *) substream->runtime->dma_area; | |
2840 | } else { | |
2841 | hdspm_set_sgbuf(hdspm, sgbuf, HDSPM_pageAddressBufferIn, | |
2842 | params_channels(params)); | |
2843 | ||
2844 | for (i = 0; i < params_channels(params); ++i) | |
2845 | snd_hdspm_enable_in(hdspm, i, 1); | |
2846 | ||
2847 | hdspm->capture_buffer = | |
2848 | (unsigned char *) substream->runtime->dma_area; | |
2849 | } | |
2850 | return 0; | |
2851 | } | |
2852 | ||
2853 | static int snd_hdspm_hw_free(snd_pcm_substream_t * substream) | |
2854 | { | |
2855 | int i; | |
2856 | hdspm_t *hdspm = snd_pcm_substream_chip(substream); | |
2857 | ||
2858 | if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { | |
2859 | ||
2860 | /* params_channels(params) should be enough, | |
2861 | but to get sure in case of error */ | |
2862 | for (i = 0; i < HDSPM_MAX_CHANNELS; ++i) | |
2863 | snd_hdspm_enable_out(hdspm, i, 0); | |
2864 | ||
2865 | hdspm->playback_buffer = NULL; | |
2866 | } else { | |
2867 | for (i = 0; i < HDSPM_MAX_CHANNELS; ++i) | |
2868 | snd_hdspm_enable_in(hdspm, i, 0); | |
2869 | ||
2870 | hdspm->capture_buffer = NULL; | |
2871 | ||
2872 | } | |
2873 | ||
2874 | snd_pcm_lib_free_pages(substream); | |
2875 | ||
2876 | return 0; | |
2877 | } | |
2878 | ||
2879 | static int snd_hdspm_channel_info(snd_pcm_substream_t * substream, | |
2880 | snd_pcm_channel_info_t * info) | |
2881 | { | |
2882 | hdspm_t *hdspm = snd_pcm_substream_chip(substream); | |
2883 | int mapped_channel; | |
2884 | ||
2885 | snd_assert(info->channel < HDSPM_MAX_CHANNELS, return -EINVAL); | |
2886 | ||
2887 | if ((mapped_channel = hdspm->channel_map[info->channel]) < 0) | |
2888 | return -EINVAL; | |
2889 | ||
2890 | info->offset = mapped_channel * HDSPM_CHANNEL_BUFFER_BYTES; | |
2891 | info->first = 0; | |
2892 | info->step = 32; | |
2893 | return 0; | |
2894 | } | |
2895 | ||
2896 | static int snd_hdspm_ioctl(snd_pcm_substream_t * substream, | |
2897 | unsigned int cmd, void *arg) | |
2898 | { | |
2899 | switch (cmd) { | |
2900 | case SNDRV_PCM_IOCTL1_RESET: | |
2901 | { | |
2902 | return snd_hdspm_reset(substream); | |
2903 | } | |
2904 | ||
2905 | case SNDRV_PCM_IOCTL1_CHANNEL_INFO: | |
2906 | { | |
2907 | snd_pcm_channel_info_t *info = arg; | |
2908 | return snd_hdspm_channel_info(substream, info); | |
2909 | } | |
2910 | default: | |
2911 | break; | |
2912 | } | |
2913 | ||
2914 | return snd_pcm_lib_ioctl(substream, cmd, arg); | |
2915 | } | |
2916 | ||
2917 | static int snd_hdspm_trigger(snd_pcm_substream_t * substream, int cmd) | |
2918 | { | |
2919 | hdspm_t *hdspm = snd_pcm_substream_chip(substream); | |
2920 | snd_pcm_substream_t *other; | |
2921 | int running; | |
2922 | ||
2923 | spin_lock(&hdspm->lock); | |
2924 | running = hdspm->running; | |
2925 | switch (cmd) { | |
2926 | case SNDRV_PCM_TRIGGER_START: | |
2927 | running |= 1 << substream->stream; | |
2928 | break; | |
2929 | case SNDRV_PCM_TRIGGER_STOP: | |
2930 | running &= ~(1 << substream->stream); | |
2931 | break; | |
2932 | default: | |
2933 | snd_BUG(); | |
2934 | spin_unlock(&hdspm->lock); | |
2935 | return -EINVAL; | |
2936 | } | |
2937 | if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) | |
2938 | other = hdspm->capture_substream; | |
2939 | else | |
2940 | other = hdspm->playback_substream; | |
2941 | ||
2942 | if (other) { | |
2943 | struct list_head *pos; | |
2944 | snd_pcm_substream_t *s; | |
2945 | snd_pcm_group_for_each(pos, substream) { | |
2946 | s = snd_pcm_group_substream_entry(pos); | |
2947 | if (s == other) { | |
2948 | snd_pcm_trigger_done(s, substream); | |
2949 | if (cmd == SNDRV_PCM_TRIGGER_START) | |
2950 | running |= 1 << s->stream; | |
2951 | else | |
2952 | running &= ~(1 << s->stream); | |
2953 | goto _ok; | |
2954 | } | |
2955 | } | |
2956 | if (cmd == SNDRV_PCM_TRIGGER_START) { | |
2957 | if (!(running & (1 << SNDRV_PCM_STREAM_PLAYBACK)) | |
2958 | && substream->stream == | |
2959 | SNDRV_PCM_STREAM_CAPTURE) | |
2960 | hdspm_silence_playback(hdspm); | |
2961 | } else { | |
2962 | if (running && | |
2963 | substream->stream == SNDRV_PCM_STREAM_PLAYBACK) | |
2964 | hdspm_silence_playback(hdspm); | |
2965 | } | |
2966 | } else { | |
2967 | if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) | |
2968 | hdspm_silence_playback(hdspm); | |
2969 | } | |
2970 | _ok: | |
2971 | snd_pcm_trigger_done(substream, substream); | |
2972 | if (!hdspm->running && running) | |
2973 | hdspm_start_audio(hdspm); | |
2974 | else if (hdspm->running && !running) | |
2975 | hdspm_stop_audio(hdspm); | |
2976 | hdspm->running = running; | |
2977 | spin_unlock(&hdspm->lock); | |
2978 | ||
2979 | return 0; | |
2980 | } | |
2981 | ||
2982 | static int snd_hdspm_prepare(snd_pcm_substream_t * substream) | |
2983 | { | |
2984 | return 0; | |
2985 | } | |
2986 | ||
2987 | static unsigned int period_sizes[] = | |
2988 | { 64, 128, 256, 512, 1024, 2048, 4096, 8192 }; | |
2989 | ||
2990 | static snd_pcm_hardware_t snd_hdspm_playback_subinfo = { | |
2991 | .info = (SNDRV_PCM_INFO_MMAP | | |
2992 | SNDRV_PCM_INFO_MMAP_VALID | | |
2993 | SNDRV_PCM_INFO_NONINTERLEAVED | | |
2994 | SNDRV_PCM_INFO_SYNC_START | SNDRV_PCM_INFO_DOUBLE), | |
2995 | .formats = SNDRV_PCM_FMTBIT_S32_LE, | |
2996 | .rates = (SNDRV_PCM_RATE_32000 | | |
2997 | SNDRV_PCM_RATE_44100 | | |
2998 | SNDRV_PCM_RATE_48000 | | |
2999 | SNDRV_PCM_RATE_64000 | | |
3000 | SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000), | |
3001 | .rate_min = 32000, | |
3002 | .rate_max = 96000, | |
3003 | .channels_min = 1, | |
3004 | .channels_max = HDSPM_MAX_CHANNELS, | |
3005 | .buffer_bytes_max = | |
3006 | HDSPM_CHANNEL_BUFFER_BYTES * HDSPM_MAX_CHANNELS, | |
3007 | .period_bytes_min = (64 * 4), | |
3008 | .period_bytes_max = (8192 * 4) * HDSPM_MAX_CHANNELS, | |
3009 | .periods_min = 2, | |
3010 | .periods_max = 2, | |
3011 | .fifo_size = 0 | |
3012 | }; | |
3013 | ||
3014 | static snd_pcm_hardware_t snd_hdspm_capture_subinfo = { | |
3015 | .info = (SNDRV_PCM_INFO_MMAP | | |
3016 | SNDRV_PCM_INFO_MMAP_VALID | | |
3017 | SNDRV_PCM_INFO_NONINTERLEAVED | | |
3018 | SNDRV_PCM_INFO_SYNC_START), | |
3019 | .formats = SNDRV_PCM_FMTBIT_S32_LE, | |
3020 | .rates = (SNDRV_PCM_RATE_32000 | | |
3021 | SNDRV_PCM_RATE_44100 | | |
3022 | SNDRV_PCM_RATE_48000 | | |
3023 | SNDRV_PCM_RATE_64000 | | |
3024 | SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000), | |
3025 | .rate_min = 32000, | |
3026 | .rate_max = 96000, | |
3027 | .channels_min = 1, | |
3028 | .channels_max = HDSPM_MAX_CHANNELS, | |
3029 | .buffer_bytes_max = | |
3030 | HDSPM_CHANNEL_BUFFER_BYTES * HDSPM_MAX_CHANNELS, | |
3031 | .period_bytes_min = (64 * 4), | |
3032 | .period_bytes_max = (8192 * 4) * HDSPM_MAX_CHANNELS, | |
3033 | .periods_min = 2, | |
3034 | .periods_max = 2, | |
3035 | .fifo_size = 0 | |
3036 | }; | |
3037 | ||
3038 | static snd_pcm_hw_constraint_list_t hw_constraints_period_sizes = { | |
3039 | .count = ARRAY_SIZE(period_sizes), | |
3040 | .list = period_sizes, | |
3041 | .mask = 0 | |
3042 | }; | |
3043 | ||
3044 | ||
3045 | static int snd_hdspm_hw_rule_channels_rate(snd_pcm_hw_params_t * params, | |
3046 | snd_pcm_hw_rule_t * rule) | |
3047 | { | |
3048 | hdspm_t *hdspm = rule->private; | |
3049 | snd_interval_t *c = | |
3050 | hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS); | |
3051 | snd_interval_t *r = | |
3052 | hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE); | |
3053 | ||
3054 | if (r->min > 48000) { | |
3055 | snd_interval_t t = { | |
3056 | .min = 1, | |
3057 | .max = hdspm->ds_channels, | |
3058 | .integer = 1, | |
3059 | }; | |
3060 | return snd_interval_refine(c, &t); | |
3061 | } else if (r->max < 64000) { | |
3062 | snd_interval_t t = { | |
3063 | .min = 1, | |
3064 | .max = hdspm->ss_channels, | |
3065 | .integer = 1, | |
3066 | }; | |
3067 | return snd_interval_refine(c, &t); | |
3068 | } | |
3069 | return 0; | |
3070 | } | |
3071 | ||
3072 | static int snd_hdspm_hw_rule_rate_channels(snd_pcm_hw_params_t * params, | |
3073 | snd_pcm_hw_rule_t * rule) | |
3074 | { | |
3075 | hdspm_t *hdspm = rule->private; | |
3076 | snd_interval_t *c = | |
3077 | hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS); | |
3078 | snd_interval_t *r = | |
3079 | hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE); | |
3080 | ||
3081 | if (c->min <= hdspm->ss_channels) { | |
3082 | snd_interval_t t = { | |
3083 | .min = 32000, | |
3084 | .max = 48000, | |
3085 | .integer = 1, | |
3086 | }; | |
3087 | return snd_interval_refine(r, &t); | |
3088 | } else if (c->max > hdspm->ss_channels) { | |
3089 | snd_interval_t t = { | |
3090 | .min = 64000, | |
3091 | .max = 96000, | |
3092 | .integer = 1, | |
3093 | }; | |
3094 | ||
3095 | return snd_interval_refine(r, &t); | |
3096 | } | |
3097 | return 0; | |
3098 | } | |
3099 | ||
3100 | static int snd_hdspm_playback_open(snd_pcm_substream_t * substream) | |
3101 | { | |
3102 | hdspm_t *hdspm = snd_pcm_substream_chip(substream); | |
3103 | snd_pcm_runtime_t *runtime = substream->runtime; | |
3104 | ||
3105 | snd_printdd("Open device substream %d\n", substream->stream); | |
3106 | ||
3107 | spin_lock_irq(&hdspm->lock); | |
3108 | ||
3109 | snd_pcm_set_sync(substream); | |
3110 | ||
3111 | runtime->hw = snd_hdspm_playback_subinfo; | |
3112 | ||
3113 | if (hdspm->capture_substream == NULL) | |
3114 | hdspm_stop_audio(hdspm); | |
3115 | ||
3116 | hdspm->playback_pid = current->pid; | |
3117 | hdspm->playback_substream = substream; | |
3118 | ||
3119 | spin_unlock_irq(&hdspm->lock); | |
3120 | ||
3121 | snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24); | |
3122 | ||
3123 | snd_pcm_hw_constraint_list(runtime, 0, | |
3124 | SNDRV_PCM_HW_PARAM_PERIOD_SIZE, | |
3125 | &hw_constraints_period_sizes); | |
3126 | ||
3127 | snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, | |
3128 | snd_hdspm_hw_rule_channels_rate, hdspm, | |
3129 | SNDRV_PCM_HW_PARAM_RATE, -1); | |
3130 | ||
3131 | snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, | |
3132 | snd_hdspm_hw_rule_rate_channels, hdspm, | |
3133 | SNDRV_PCM_HW_PARAM_CHANNELS, -1); | |
3134 | ||
3135 | return 0; | |
3136 | } | |
3137 | ||
3138 | static int snd_hdspm_playback_release(snd_pcm_substream_t * substream) | |
3139 | { | |
3140 | hdspm_t *hdspm = snd_pcm_substream_chip(substream); | |
3141 | ||
3142 | spin_lock_irq(&hdspm->lock); | |
3143 | ||
3144 | hdspm->playback_pid = -1; | |
3145 | hdspm->playback_substream = NULL; | |
3146 | ||
3147 | spin_unlock_irq(&hdspm->lock); | |
3148 | ||
3149 | return 0; | |
3150 | } | |
3151 | ||
3152 | ||
3153 | static int snd_hdspm_capture_open(snd_pcm_substream_t * substream) | |
3154 | { | |
3155 | hdspm_t *hdspm = snd_pcm_substream_chip(substream); | |
3156 | snd_pcm_runtime_t *runtime = substream->runtime; | |
3157 | ||
3158 | spin_lock_irq(&hdspm->lock); | |
3159 | snd_pcm_set_sync(substream); | |
3160 | runtime->hw = snd_hdspm_capture_subinfo; | |
3161 | ||
3162 | if (hdspm->playback_substream == NULL) | |
3163 | hdspm_stop_audio(hdspm); | |
3164 | ||
3165 | hdspm->capture_pid = current->pid; | |
3166 | hdspm->capture_substream = substream; | |
3167 | ||
3168 | spin_unlock_irq(&hdspm->lock); | |
3169 | ||
3170 | snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24); | |
3171 | snd_pcm_hw_constraint_list(runtime, 0, | |
3172 | SNDRV_PCM_HW_PARAM_PERIOD_SIZE, | |
3173 | &hw_constraints_period_sizes); | |
3174 | ||
3175 | snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, | |
3176 | snd_hdspm_hw_rule_channels_rate, hdspm, | |
3177 | SNDRV_PCM_HW_PARAM_RATE, -1); | |
3178 | ||
3179 | snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, | |
3180 | snd_hdspm_hw_rule_rate_channels, hdspm, | |
3181 | SNDRV_PCM_HW_PARAM_CHANNELS, -1); | |
3182 | return 0; | |
3183 | } | |
3184 | ||
3185 | static int snd_hdspm_capture_release(snd_pcm_substream_t * substream) | |
3186 | { | |
3187 | hdspm_t *hdspm = snd_pcm_substream_chip(substream); | |
3188 | ||
3189 | spin_lock_irq(&hdspm->lock); | |
3190 | ||
3191 | hdspm->capture_pid = -1; | |
3192 | hdspm->capture_substream = NULL; | |
3193 | ||
3194 | spin_unlock_irq(&hdspm->lock); | |
3195 | return 0; | |
3196 | } | |
3197 | ||
3198 | static int snd_hdspm_hwdep_dummy_op(snd_hwdep_t * hw, struct file *file) | |
3199 | { | |
3200 | /* we have nothing to initialize but the call is required */ | |
3201 | return 0; | |
3202 | } | |
3203 | ||
3204 | ||
3205 | static int snd_hdspm_hwdep_ioctl(snd_hwdep_t * hw, struct file *file, | |
3206 | unsigned int cmd, unsigned long arg) | |
3207 | { | |
3208 | hdspm_t *hdspm = (hdspm_t *) hw->private_data; | |
3209 | struct sndrv_hdspm_mixer_ioctl mixer; | |
3210 | hdspm_config_info_t info; | |
3211 | hdspm_version_t hdspm_version; | |
3212 | struct sndrv_hdspm_peak_rms_ioctl rms; | |
3213 | ||
3214 | switch (cmd) { | |
3215 | ||
3216 | ||
3217 | case SNDRV_HDSPM_IOCTL_GET_PEAK_RMS: | |
3218 | if (copy_from_user(&rms, (void __user *)arg, sizeof(rms))) | |
3219 | return -EFAULT; | |
3220 | /* maybe there is a chance to memorymap in future so dont touch just copy */ | |
3221 | if(copy_to_user_fromio((void __user *)rms.peak, | |
3222 | hdspm->iobase+HDSPM_MADI_peakrmsbase, | |
3223 | sizeof(hdspm_peak_rms_t)) != 0 ) | |
3224 | return -EFAULT; | |
3225 | ||
3226 | break; | |
3227 | ||
3228 | ||
3229 | case SNDRV_HDSPM_IOCTL_GET_CONFIG_INFO: | |
3230 | ||
3231 | spin_lock_irq(&hdspm->lock); | |
3232 | info.pref_sync_ref = | |
3233 | (unsigned char) hdspm_pref_sync_ref(hdspm); | |
3234 | info.wordclock_sync_check = | |
3235 | (unsigned char) hdspm_wc_sync_check(hdspm); | |
3236 | ||
3237 | info.system_sample_rate = hdspm->system_sample_rate; | |
3238 | info.autosync_sample_rate = | |
3239 | hdspm_external_sample_rate(hdspm); | |
3240 | info.system_clock_mode = | |
3241 | (unsigned char) hdspm_system_clock_mode(hdspm); | |
3242 | info.clock_source = | |
3243 | (unsigned char) hdspm_clock_source(hdspm); | |
3244 | info.autosync_ref = | |
3245 | (unsigned char) hdspm_autosync_ref(hdspm); | |
3246 | info.line_out = (unsigned char) hdspm_line_out(hdspm); | |
3247 | info.passthru = 0; | |
3248 | spin_unlock_irq(&hdspm->lock); | |
3249 | if (copy_to_user((void __user *) arg, &info, sizeof(info))) | |
3250 | return -EFAULT; | |
3251 | break; | |
3252 | ||
3253 | case SNDRV_HDSPM_IOCTL_GET_VERSION: | |
3254 | hdspm_version.firmware_rev = hdspm->firmware_rev; | |
3255 | if (copy_to_user((void __user *) arg, &hdspm_version, | |
3256 | sizeof(hdspm_version))) | |
3257 | return -EFAULT; | |
3258 | break; | |
3259 | ||
3260 | case SNDRV_HDSPM_IOCTL_GET_MIXER: | |
3261 | if (copy_from_user(&mixer, (void __user *)arg, sizeof(mixer))) | |
3262 | return -EFAULT; | |
3263 | if (copy_to_user | |
3264 | ((void __user *)mixer.mixer, hdspm->mixer, sizeof(hdspm_mixer_t))) | |
3265 | return -EFAULT; | |
3266 | break; | |
3267 | ||
3268 | default: | |
3269 | return -EINVAL; | |
3270 | } | |
3271 | return 0; | |
3272 | } | |
3273 | ||
3274 | static snd_pcm_ops_t snd_hdspm_playback_ops = { | |
3275 | .open = snd_hdspm_playback_open, | |
3276 | .close = snd_hdspm_playback_release, | |
3277 | .ioctl = snd_hdspm_ioctl, | |
3278 | .hw_params = snd_hdspm_hw_params, | |
3279 | .hw_free = snd_hdspm_hw_free, | |
3280 | .prepare = snd_hdspm_prepare, | |
3281 | .trigger = snd_hdspm_trigger, | |
3282 | .pointer = snd_hdspm_hw_pointer, | |
3283 | .copy = snd_hdspm_playback_copy, | |
3284 | .silence = snd_hdspm_hw_silence, | |
3285 | .page = snd_pcm_sgbuf_ops_page, | |
3286 | }; | |
3287 | ||
3288 | static snd_pcm_ops_t snd_hdspm_capture_ops = { | |
3289 | .open = snd_hdspm_capture_open, | |
3290 | .close = snd_hdspm_capture_release, | |
3291 | .ioctl = snd_hdspm_ioctl, | |
3292 | .hw_params = snd_hdspm_hw_params, | |
3293 | .hw_free = snd_hdspm_hw_free, | |
3294 | .prepare = snd_hdspm_prepare, | |
3295 | .trigger = snd_hdspm_trigger, | |
3296 | .pointer = snd_hdspm_hw_pointer, | |
3297 | .copy = snd_hdspm_capture_copy, | |
3298 | .page = snd_pcm_sgbuf_ops_page, | |
3299 | }; | |
3300 | ||
3301 | static int __devinit snd_hdspm_create_hwdep(snd_card_t * card, | |
3302 | hdspm_t * hdspm) | |
3303 | { | |
3304 | snd_hwdep_t *hw; | |
3305 | int err; | |
3306 | ||
3307 | if ((err = snd_hwdep_new(card, "HDSPM hwdep", 0, &hw)) < 0) | |
3308 | return err; | |
3309 | ||
3310 | hdspm->hwdep = hw; | |
3311 | hw->private_data = hdspm; | |
3312 | strcpy(hw->name, "HDSPM hwdep interface"); | |
3313 | ||
3314 | hw->ops.open = snd_hdspm_hwdep_dummy_op; | |
3315 | hw->ops.ioctl = snd_hdspm_hwdep_ioctl; | |
3316 | hw->ops.release = snd_hdspm_hwdep_dummy_op; | |
3317 | ||
3318 | return 0; | |
3319 | } | |
3320 | ||
3321 | ||
3322 | /*------------------------------------------------------------ | |
3323 | memory interface | |
3324 | ------------------------------------------------------------*/ | |
3325 | static int __devinit snd_hdspm_preallocate_memory(hdspm_t * hdspm) | |
3326 | { | |
3327 | int err; | |
3328 | snd_pcm_t *pcm; | |
3329 | size_t wanted; | |
3330 | ||
3331 | pcm = hdspm->pcm; | |
3332 | ||
3333 | wanted = HDSPM_DMA_AREA_BYTES + 4096; /* dont know why, but it works */ | |
3334 | ||
3335 | if ((err = | |
3336 | snd_pcm_lib_preallocate_pages_for_all(pcm, | |
3337 | SNDRV_DMA_TYPE_DEV_SG, | |
3338 | snd_dma_pci_data(hdspm->pci), | |
3339 | wanted, | |
3340 | wanted)) < 0) { | |
3341 | snd_printdd("Could not preallocate %d Bytes\n", wanted); | |
3342 | ||
3343 | return err; | |
3344 | } else | |
3345 | snd_printdd(" Preallocated %d Bytes\n", wanted); | |
3346 | ||
3347 | return 0; | |
3348 | } | |
3349 | ||
3350 | static int snd_hdspm_memory_free(hdspm_t * hdspm) | |
3351 | { | |
3352 | snd_printdd("memory_free_for_all %p\n", hdspm->pcm); | |
3353 | ||
3354 | snd_pcm_lib_preallocate_free_for_all(hdspm->pcm); | |
3355 | return 0; | |
3356 | } | |
3357 | ||
3358 | ||
3359 | static void hdspm_set_sgbuf(hdspm_t * hdspm, struct snd_sg_buf *sgbuf, | |
3360 | unsigned int reg, int channels) | |
3361 | { | |
3362 | int i; | |
3363 | for (i = 0; i < (channels * 16); i++) | |
3364 | hdspm_write(hdspm, reg + 4 * i, | |
3365 | snd_pcm_sgbuf_get_addr(sgbuf, | |
3366 | (size_t) 4096 * i)); | |
3367 | } | |
3368 | ||
3369 | /* ------------- ALSA Devices ---------------------------- */ | |
3370 | static int __devinit snd_hdspm_create_pcm(snd_card_t * card, | |
3371 | hdspm_t * hdspm) | |
3372 | { | |
3373 | snd_pcm_t *pcm; | |
3374 | int err; | |
3375 | ||
3376 | if ((err = snd_pcm_new(card, hdspm->card_name, 0, 1, 1, &pcm)) < 0) | |
3377 | return err; | |
3378 | ||
3379 | hdspm->pcm = pcm; | |
3380 | pcm->private_data = hdspm; | |
3381 | strcpy(pcm->name, hdspm->card_name); | |
3382 | ||
3383 | snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, | |
3384 | &snd_hdspm_playback_ops); | |
3385 | snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, | |
3386 | &snd_hdspm_capture_ops); | |
3387 | ||
3388 | pcm->info_flags = SNDRV_PCM_INFO_JOINT_DUPLEX; | |
3389 | ||
3390 | if ((err = snd_hdspm_preallocate_memory(hdspm)) < 0) | |
3391 | return err; | |
3392 | ||
3393 | return 0; | |
3394 | } | |
3395 | ||
3396 | static inline void snd_hdspm_initialize_midi_flush(hdspm_t * hdspm) | |
3397 | { | |
3398 | snd_hdspm_flush_midi_input(hdspm, 0); | |
3399 | snd_hdspm_flush_midi_input(hdspm, 1); | |
3400 | } | |
3401 | ||
3402 | static int __devinit snd_hdspm_create_alsa_devices(snd_card_t * card, | |
3403 | hdspm_t * hdspm) | |
3404 | { | |
3405 | int err; | |
3406 | ||
3407 | snd_printdd("Create card...\n"); | |
3408 | if ((err = snd_hdspm_create_pcm(card, hdspm)) < 0) | |
3409 | return err; | |
3410 | ||
3411 | if ((err = snd_hdspm_create_midi(card, hdspm, 0)) < 0) | |
3412 | return err; | |
3413 | ||
3414 | if ((err = snd_hdspm_create_midi(card, hdspm, 1)) < 0) | |
3415 | return err; | |
3416 | ||
3417 | if ((err = snd_hdspm_create_controls(card, hdspm)) < 0) | |
3418 | return err; | |
3419 | ||
3420 | if ((err = snd_hdspm_create_hwdep(card, hdspm)) < 0) | |
3421 | return err; | |
3422 | ||
3423 | snd_printdd("proc init...\n"); | |
3424 | snd_hdspm_proc_init(hdspm); | |
3425 | ||
3426 | hdspm->system_sample_rate = -1; | |
3427 | hdspm->last_external_sample_rate = -1; | |
3428 | hdspm->last_internal_sample_rate = -1; | |
3429 | hdspm->playback_pid = -1; | |
3430 | hdspm->capture_pid = -1; | |
3431 | hdspm->capture_substream = NULL; | |
3432 | hdspm->playback_substream = NULL; | |
3433 | ||
3434 | snd_printdd("Set defaults...\n"); | |
3435 | if ((err = snd_hdspm_set_defaults(hdspm)) < 0) | |
3436 | return err; | |
3437 | ||
3438 | snd_printdd("Update mixer controls...\n"); | |
3439 | hdspm_update_simple_mixer_controls(hdspm); | |
3440 | ||
3441 | snd_printdd("Initializeing complete ???\n"); | |
3442 | ||
3443 | if ((err = snd_card_register(card)) < 0) { | |
3444 | snd_printk(KERN_ERR "HDSPM: error registering card\n"); | |
3445 | return err; | |
3446 | } | |
3447 | ||
3448 | snd_printdd("... yes now\n"); | |
3449 | ||
3450 | return 0; | |
3451 | } | |
3452 | ||
3453 | static int __devinit snd_hdspm_create(snd_card_t * card, hdspm_t * hdspm, | |
3454 | int precise_ptr, int enable_monitor) | |
3455 | { | |
3456 | struct pci_dev *pci = hdspm->pci; | |
3457 | int err; | |
3458 | int i; | |
3459 | ||
3460 | unsigned long io_extent; | |
3461 | ||
3462 | hdspm->irq = -1; | |
3463 | hdspm->irq_count = 0; | |
3464 | ||
3465 | hdspm->midi[0].rmidi = NULL; | |
3466 | hdspm->midi[1].rmidi = NULL; | |
3467 | hdspm->midi[0].input = NULL; | |
3468 | hdspm->midi[1].input = NULL; | |
3469 | hdspm->midi[0].output = NULL; | |
3470 | hdspm->midi[1].output = NULL; | |
3471 | spin_lock_init(&hdspm->midi[0].lock); | |
3472 | spin_lock_init(&hdspm->midi[1].lock); | |
3473 | hdspm->iobase = NULL; | |
3474 | hdspm->control_register = 0; | |
3475 | hdspm->control2_register = 0; | |
3476 | ||
3477 | hdspm->playback_buffer = NULL; | |
3478 | hdspm->capture_buffer = NULL; | |
3479 | ||
3480 | for (i = 0; i < HDSPM_MAX_CHANNELS; ++i) | |
3481 | hdspm->playback_mixer_ctls[i] = NULL; | |
3482 | hdspm->mixer = NULL; | |
3483 | ||
3484 | hdspm->card = card; | |
3485 | ||
3486 | spin_lock_init(&hdspm->lock); | |
3487 | ||
3488 | tasklet_init(&hdspm->midi_tasklet, | |
3489 | hdspm_midi_tasklet, (unsigned long) hdspm); | |
3490 | ||
3491 | pci_read_config_word(hdspm->pci, | |
3492 | PCI_CLASS_REVISION, &hdspm->firmware_rev); | |
3493 | ||
3494 | strcpy(card->driver, "HDSPM"); | |
3495 | strcpy(card->mixername, "Xilinx FPGA"); | |
3496 | hdspm->card_name = "RME HDSPM MADI"; | |
3497 | ||
3498 | if ((err = pci_enable_device(pci)) < 0) | |
3499 | return err; | |
3500 | ||
3501 | pci_set_master(hdspm->pci); | |
3502 | ||
3503 | if ((err = pci_request_regions(pci, "hdspm")) < 0) | |
3504 | return err; | |
3505 | ||
3506 | hdspm->port = pci_resource_start(pci, 0); | |
3507 | io_extent = pci_resource_len(pci, 0); | |
3508 | ||
3509 | snd_printdd("grabbed memory region 0x%lx-0x%lx\n", | |
3510 | hdspm->port, hdspm->port + io_extent - 1); | |
3511 | ||
3512 | ||
3513 | if ((hdspm->iobase = ioremap_nocache(hdspm->port, io_extent)) == NULL) { | |
3514 | snd_printk(KERN_ERR "HDSPM: unable to remap region 0x%lx-0x%lx\n", | |
3515 | hdspm->port, hdspm->port + io_extent - 1); | |
3516 | return -EBUSY; | |
3517 | } | |
3518 | snd_printdd("remapped region (0x%lx) 0x%lx-0x%lx\n", | |
3519 | (unsigned long)hdspm->iobase, hdspm->port, | |
3520 | hdspm->port + io_extent - 1); | |
3521 | ||
3522 | if (request_irq(pci->irq, snd_hdspm_interrupt, | |
3523 | SA_INTERRUPT | SA_SHIRQ, "hdspm", | |
3524 | (void *) hdspm)) { | |
3525 | snd_printk(KERN_ERR "HDSPM: unable to use IRQ %d\n", pci->irq); | |
3526 | return -EBUSY; | |
3527 | } | |
3528 | ||
3529 | snd_printdd("use IRQ %d\n", pci->irq); | |
3530 | ||
3531 | hdspm->irq = pci->irq; | |
3532 | hdspm->precise_ptr = precise_ptr; | |
3533 | ||
3534 | hdspm->monitor_outs = enable_monitor; | |
3535 | ||
3536 | snd_printdd("kmalloc Mixer memory of %d Bytes\n", | |
3537 | sizeof(hdspm_mixer_t)); | |
3538 | if ((hdspm->mixer = | |
3539 | (hdspm_mixer_t *) kmalloc(sizeof(hdspm_mixer_t), GFP_KERNEL)) | |
3540 | == NULL) { | |
3541 | snd_printk(KERN_ERR "HDSPM: unable to kmalloc Mixer memory of %d Bytes\n", | |
3542 | (int)sizeof(hdspm_mixer_t)); | |
3543 | return err; | |
3544 | } | |
3545 | ||
3546 | hdspm->ss_channels = MADI_SS_CHANNELS; | |
3547 | hdspm->ds_channels = MADI_DS_CHANNELS; | |
3548 | hdspm->qs_channels = MADI_QS_CHANNELS; | |
3549 | ||
3550 | snd_printdd("create alsa devices.\n"); | |
3551 | if ((err = snd_hdspm_create_alsa_devices(card, hdspm)) < 0) | |
3552 | return err; | |
3553 | ||
3554 | snd_hdspm_initialize_midi_flush(hdspm); | |
3555 | ||
3556 | return 0; | |
3557 | } | |
3558 | ||
3559 | static int snd_hdspm_free(hdspm_t * hdspm) | |
3560 | { | |
3561 | ||
3562 | if (hdspm->port) { | |
3563 | ||
3564 | /* stop th audio, and cancel all interrupts */ | |
3565 | hdspm->control_register &= | |
3566 | ~(HDSPM_Start | HDSPM_AudioInterruptEnable | |
3567 | | HDSPM_Midi0InterruptEnable | | |
3568 | HDSPM_Midi1InterruptEnable); | |
3569 | hdspm_write(hdspm, HDSPM_controlRegister, | |
3570 | hdspm->control_register); | |
3571 | } | |
3572 | ||
3573 | if (hdspm->irq >= 0) | |
3574 | free_irq(hdspm->irq, (void *) hdspm); | |
3575 | ||
3576 | ||
3577 | if (hdspm->mixer) | |
3578 | kfree(hdspm->mixer); | |
3579 | ||
3580 | if (hdspm->iobase) | |
3581 | iounmap(hdspm->iobase); | |
3582 | ||
3583 | snd_hdspm_memory_free(hdspm); | |
3584 | ||
3585 | if (hdspm->port) | |
3586 | pci_release_regions(hdspm->pci); | |
3587 | ||
3588 | pci_disable_device(hdspm->pci); | |
3589 | return 0; | |
3590 | } | |
3591 | ||
3592 | static void snd_hdspm_card_free(snd_card_t * card) | |
3593 | { | |
3594 | hdspm_t *hdspm = (hdspm_t *) card->private_data; | |
3595 | ||
3596 | if (hdspm) | |
3597 | snd_hdspm_free(hdspm); | |
3598 | } | |
3599 | ||
3600 | static int __devinit snd_hdspm_probe(struct pci_dev *pci, | |
3601 | const struct pci_device_id *pci_id) | |
3602 | { | |
3603 | static int dev; | |
3604 | hdspm_t *hdspm; | |
3605 | snd_card_t *card; | |
3606 | int err; | |
3607 | ||
3608 | if (dev >= SNDRV_CARDS) | |
3609 | return -ENODEV; | |
3610 | if (!enable[dev]) { | |
3611 | dev++; | |
3612 | return -ENOENT; | |
3613 | } | |
3614 | ||
3615 | if (!(card = snd_card_new(index[dev], id[dev], | |
3616 | THIS_MODULE, sizeof(hdspm_t)))) | |
3617 | return -ENOMEM; | |
3618 | ||
3619 | hdspm = (hdspm_t *) card->private_data; | |
3620 | card->private_free = snd_hdspm_card_free; | |
3621 | hdspm->dev = dev; | |
3622 | hdspm->pci = pci; | |
3623 | ||
3624 | if ((err = | |
3625 | snd_hdspm_create(card, hdspm, precise_ptr[dev], | |
3626 | enable_monitor[dev])) < 0) { | |
3627 | snd_card_free(card); | |
3628 | return err; | |
3629 | } | |
3630 | ||
3631 | strcpy(card->shortname, "HDSPM MADI"); | |
3632 | sprintf(card->longname, "%s at 0x%lx, irq %d", hdspm->card_name, | |
3633 | hdspm->port, hdspm->irq); | |
3634 | ||
3635 | if ((err = snd_card_register(card)) < 0) { | |
3636 | snd_card_free(card); | |
3637 | return err; | |
3638 | } | |
3639 | ||
3640 | pci_set_drvdata(pci, card); | |
3641 | ||
3642 | dev++; | |
3643 | return 0; | |
3644 | } | |
3645 | ||
3646 | static void __devexit snd_hdspm_remove(struct pci_dev *pci) | |
3647 | { | |
3648 | snd_card_free(pci_get_drvdata(pci)); | |
3649 | pci_set_drvdata(pci, NULL); | |
3650 | } | |
3651 | ||
3652 | static struct pci_driver driver = { | |
3653 | .name = "RME Hammerfall DSP MADI", | |
3654 | .id_table = snd_hdspm_ids, | |
3655 | .probe = snd_hdspm_probe, | |
3656 | .remove = __devexit_p(snd_hdspm_remove), | |
3657 | }; | |
3658 | ||
3659 | ||
3660 | static int __init alsa_card_hdspm_init(void) | |
3661 | { | |
3662 | return pci_register_driver(&driver); | |
3663 | } | |
3664 | ||
3665 | static void __exit alsa_card_hdspm_exit(void) | |
3666 | { | |
3667 | pci_unregister_driver(&driver); | |
3668 | } | |
3669 | ||
3670 | module_init(alsa_card_hdspm_init) | |
3671 | module_exit(alsa_card_hdspm_exit) |