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Merge remote-tracking branch 'tpmdd/next'
[deliverable/linux.git] / sound / pci / pcxhr / pcxhr.c
CommitLineData
e12229b4
MB		 1/*
2 * Driver for Digigram pcxhr compatible soundcards
3 *
4 * main file with alsa callbacks
5 *
6 * Copyright (c) 2004 by Digigram <alsa@digigram.com>
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 */
22
23
e12229b4
MB		 24#include <linux/init.h>
25#include <linux/interrupt.h>
26#include <linux/slab.h>
27#include <linux/pci.h>
9d2f928d 28#include <linux/dma-mapping.h>
e12229b4 29#include <linux/delay.h>
65a77217 30#include <linux/module.h>
62932df8
IM		 31#include <linux/mutex.h>
32
e12229b4
MB		 33#include <sound/core.h>
34#include <sound/initval.h>
35#include <sound/info.h>
36#include <sound/control.h>
37#include <sound/pcm.h>
38#include <sound/pcm_params.h>
39#include "pcxhr.h"
40#include "pcxhr_mixer.h"
41#include "pcxhr_hwdep.h"
42#include "pcxhr_core.h"
9d948d27 43#include "pcxhr_mix22.h"
e12229b4
MB		 44
45#define DRIVER_NAME "pcxhr"
46
9d948d27
MB		 47MODULE_AUTHOR("Markus Bollinger <bollinger@digigram.com>, "
48 "Marc Titinger <titinger@digigram.com>");
e12229b4
MB		 49MODULE_DESCRIPTION("Digigram " DRIVER_NAME " " PCXHR_DRIVER_VERSION_STRING);
50MODULE_LICENSE("GPL");
51MODULE_SUPPORTED_DEVICE("{{Digigram," DRIVER_NAME "}}");
52
9d948d27
MB		 53static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
54static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
a67ff6a5
RR		 55static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;/* Enable this card */
56static bool mono[SNDRV_CARDS]; /* capture mono only */
e12229b4
MB		 57
58module_param_array(index, int, NULL, 0444);
59MODULE_PARM_DESC(index, "Index value for Digigram " DRIVER_NAME " soundcard");
60module_param_array(id, charp, NULL, 0444);
61MODULE_PARM_DESC(id, "ID string for Digigram " DRIVER_NAME " soundcard");
62module_param_array(enable, bool, NULL, 0444);
63MODULE_PARM_DESC(enable, "Enable Digigram " DRIVER_NAME " soundcard");
64module_param_array(mono, bool, NULL, 0444);
65MODULE_PARM_DESC(mono, "Mono capture mode (default is stereo)");
66
67enum {
68 PCI_ID_VX882HR,
69 PCI_ID_PCX882HR,
70 PCI_ID_VX881HR,
71 PCI_ID_PCX881HR,
9d948d27
MB		 72 PCI_ID_VX882E,
73 PCI_ID_PCX882E,
74 PCI_ID_VX881E,
75 PCI_ID_PCX881E,
76 PCI_ID_VX1222HR,
e12229b4 77 PCI_ID_PCX1222HR,
9d948d27 78 PCI_ID_VX1221HR,
e12229b4 79 PCI_ID_PCX1221HR,
9d948d27
MB		 80 PCI_ID_VX1222E,
81 PCI_ID_PCX1222E,
82 PCI_ID_VX1221E,
83 PCI_ID_PCX1221E,
84 PCI_ID_VX222HR,
85 PCI_ID_VX222E,
86 PCI_ID_PCX22HR,
87 PCI_ID_PCX22E,
88 PCI_ID_VX222HRMIC,
89 PCI_ID_VX222E_MIC,
90 PCI_ID_PCX924HR,
91 PCI_ID_PCX924E,
92 PCI_ID_PCX924HRMIC,
93 PCI_ID_PCX924E_MIC,
8c3f1b1c
MB		 94 PCI_ID_VX442HR,
95 PCI_ID_PCX442HR,
96 PCI_ID_VX442E,
97 PCI_ID_PCX442E,
98 PCI_ID_VX822HR,
99 PCI_ID_PCX822HR,
100 PCI_ID_VX822E,
101 PCI_ID_PCX822E,
e12229b4
MB		 102 PCI_ID_LAST
103};
104
9baa3c34 105static const struct pci_device_id pcxhr_ids[] = {
9d948d27
MB		 106 { 0x10b5, 0x9656, 0x1369, 0xb001, 0, 0, PCI_ID_VX882HR, },
107 { 0x10b5, 0x9656, 0x1369, 0xb101, 0, 0, PCI_ID_PCX882HR, },
108 { 0x10b5, 0x9656, 0x1369, 0xb201, 0, 0, PCI_ID_VX881HR, },
109 { 0x10b5, 0x9656, 0x1369, 0xb301, 0, 0, PCI_ID_PCX881HR, },
110 { 0x10b5, 0x9056, 0x1369, 0xb021, 0, 0, PCI_ID_VX882E, },
111 { 0x10b5, 0x9056, 0x1369, 0xb121, 0, 0, PCI_ID_PCX882E, },
112 { 0x10b5, 0x9056, 0x1369, 0xb221, 0, 0, PCI_ID_VX881E, },
113 { 0x10b5, 0x9056, 0x1369, 0xb321, 0, 0, PCI_ID_PCX881E, },
114 { 0x10b5, 0x9656, 0x1369, 0xb401, 0, 0, PCI_ID_VX1222HR, },
115 { 0x10b5, 0x9656, 0x1369, 0xb501, 0, 0, PCI_ID_PCX1222HR, },
116 { 0x10b5, 0x9656, 0x1369, 0xb601, 0, 0, PCI_ID_VX1221HR, },
117 { 0x10b5, 0x9656, 0x1369, 0xb701, 0, 0, PCI_ID_PCX1221HR, },
118 { 0x10b5, 0x9056, 0x1369, 0xb421, 0, 0, PCI_ID_VX1222E, },
119 { 0x10b5, 0x9056, 0x1369, 0xb521, 0, 0, PCI_ID_PCX1222E, },
120 { 0x10b5, 0x9056, 0x1369, 0xb621, 0, 0, PCI_ID_VX1221E, },
121 { 0x10b5, 0x9056, 0x1369, 0xb721, 0, 0, PCI_ID_PCX1221E, },
122 { 0x10b5, 0x9056, 0x1369, 0xba01, 0, 0, PCI_ID_VX222HR, },
123 { 0x10b5, 0x9056, 0x1369, 0xba21, 0, 0, PCI_ID_VX222E, },
124 { 0x10b5, 0x9056, 0x1369, 0xbd01, 0, 0, PCI_ID_PCX22HR, },
125 { 0x10b5, 0x9056, 0x1369, 0xbd21, 0, 0, PCI_ID_PCX22E, },
126 { 0x10b5, 0x9056, 0x1369, 0xbc01, 0, 0, PCI_ID_VX222HRMIC, },
127 { 0x10b5, 0x9056, 0x1369, 0xbc21, 0, 0, PCI_ID_VX222E_MIC, },
128 { 0x10b5, 0x9056, 0x1369, 0xbb01, 0, 0, PCI_ID_PCX924HR, },
129 { 0x10b5, 0x9056, 0x1369, 0xbb21, 0, 0, PCI_ID_PCX924E, },
130 { 0x10b5, 0x9056, 0x1369, 0xbf01, 0, 0, PCI_ID_PCX924HRMIC, },
131 { 0x10b5, 0x9056, 0x1369, 0xbf21, 0, 0, PCI_ID_PCX924E_MIC, },
8c3f1b1c
MB		 132 { 0x10b5, 0x9656, 0x1369, 0xd001, 0, 0, PCI_ID_VX442HR, },
133 { 0x10b5, 0x9656, 0x1369, 0xd101, 0, 0, PCI_ID_PCX442HR, },
134 { 0x10b5, 0x9056, 0x1369, 0xd021, 0, 0, PCI_ID_VX442E, },
135 { 0x10b5, 0x9056, 0x1369, 0xd121, 0, 0, PCI_ID_PCX442E, },
136 { 0x10b5, 0x9656, 0x1369, 0xd201, 0, 0, PCI_ID_VX822HR, },
137 { 0x10b5, 0x9656, 0x1369, 0xd301, 0, 0, PCI_ID_PCX822HR, },
138 { 0x10b5, 0x9056, 0x1369, 0xd221, 0, 0, PCI_ID_VX822E, },
139 { 0x10b5, 0x9056, 0x1369, 0xd321, 0, 0, PCI_ID_PCX822E, },
e12229b4
MB		 140 { 0, }
141};
142
143MODULE_DEVICE_TABLE(pci, pcxhr_ids);
144
145struct board_parameters {
146 char* board_name;
147 short playback_chips;
148 short capture_chips;
9d948d27 149 short fw_file_set;
e12229b4
MB		 150 short firmware_num;
151};
152static struct board_parameters pcxhr_board_params[] = {
9d948d27
MB		 153[PCI_ID_VX882HR] = { "VX882HR", 4, 4, 0, 41 },
154[PCI_ID_PCX882HR] = { "PCX882HR", 4, 4, 0, 41 },
155[PCI_ID_VX881HR] = { "VX881HR", 4, 4, 0, 41 },
156[PCI_ID_PCX881HR] = { "PCX881HR", 4, 4, 0, 41 },
157[PCI_ID_VX882E] = { "VX882e", 4, 4, 1, 41 },
158[PCI_ID_PCX882E] = { "PCX882e", 4, 4, 1, 41 },
159[PCI_ID_VX881E] = { "VX881e", 4, 4, 1, 41 },
160[PCI_ID_PCX881E] = { "PCX881e", 4, 4, 1, 41 },
161[PCI_ID_VX1222HR] = { "VX1222HR", 6, 1, 2, 42 },
162[PCI_ID_PCX1222HR] = { "PCX1222HR", 6, 1, 2, 42 },
163[PCI_ID_VX1221HR] = { "VX1221HR", 6, 1, 2, 42 },
164[PCI_ID_PCX1221HR] = { "PCX1221HR", 6, 1, 2, 42 },
165[PCI_ID_VX1222E] = { "VX1222e", 6, 1, 3, 42 },
166[PCI_ID_PCX1222E] = { "PCX1222e", 6, 1, 3, 42 },
167[PCI_ID_VX1221E] = { "VX1221e", 6, 1, 3, 42 },
168[PCI_ID_PCX1221E] = { "PCX1221e", 6, 1, 3, 42 },
169[PCI_ID_VX222HR] = { "VX222HR", 1, 1, 4, 44 },
170[PCI_ID_VX222E] = { "VX222e", 1, 1, 4, 44 },
171[PCI_ID_PCX22HR] = { "PCX22HR", 1, 0, 4, 44 },
172[PCI_ID_PCX22E] = { "PCX22e", 1, 0, 4, 44 },
173[PCI_ID_VX222HRMIC] = { "VX222HR-Mic", 1, 1, 5, 44 },
174[PCI_ID_VX222E_MIC] = { "VX222e-Mic", 1, 1, 5, 44 },
175[PCI_ID_PCX924HR] = { "PCX924HR", 1, 1, 5, 44 },
176[PCI_ID_PCX924E] = { "PCX924e", 1, 1, 5, 44 },
177[PCI_ID_PCX924HRMIC] = { "PCX924HR-Mic", 1, 1, 5, 44 },
178[PCI_ID_PCX924E_MIC] = { "PCX924e-Mic", 1, 1, 5, 44 },
8c3f1b1c
MB		 179[PCI_ID_VX442HR] = { "VX442HR", 2, 2, 0, 41 },
180[PCI_ID_PCX442HR] = { "PCX442HR", 2, 2, 0, 41 },
181[PCI_ID_VX442E] = { "VX442e", 2, 2, 1, 41 },
182[PCI_ID_PCX442E] = { "PCX442e", 2, 2, 1, 41 },
183[PCI_ID_VX822HR] = { "VX822HR", 4, 1, 2, 42 },
184[PCI_ID_PCX822HR] = { "PCX822HR", 4, 1, 2, 42 },
185[PCI_ID_VX822E] = { "VX822e", 4, 1, 3, 42 },
186[PCI_ID_PCX822E] = { "PCX822e", 4, 1, 3, 42 },
e12229b4
MB		 187};
188
9d948d27
MB		 189/* boards without hw AES1 and SRC onboard are all using fw_file_set==4 */
190/* VX222HR, VX222e, PCX22HR and PCX22e */
191#define PCXHR_BOARD_HAS_AES1(x) (x->fw_file_set != 4)
192/* some boards do not support 192kHz on digital AES input plugs */
193#define PCXHR_BOARD_AESIN_NO_192K(x) ((x->capture_chips == 0) || \
194 (x->fw_file_set == 0) || \
195 (x->fw_file_set == 2))
e12229b4
MB		 196
197static int pcxhr_pll_freq_register(unsigned int freq, unsigned int* pllreg,
198 unsigned int* realfreq)
199{
200 unsigned int reg;
201
9d948d27 202 if (freq < 6900 || freq > 110000)
e12229b4 203 return -EINVAL;
9d948d27
MB		 204 reg = (28224000 * 2) / freq;
205 reg = (reg - 1) / 2;
e12229b4
MB		 206 if (reg < 0x200)
207 *pllreg = reg + 0x800;
208 else if (reg < 0x400)
209 *pllreg = reg & 0x1ff;
210 else if (reg < 0x800) {
211 *pllreg = ((reg >> 1) & 0x1ff) + 0x200;
212 reg &= ~1;
213 } else {
214 *pllreg = ((reg >> 2) & 0x1ff) + 0x400;
215 reg &= ~3;
216 }
217 if (realfreq)
9d948d27 218 *realfreq = (28224000 / (reg + 1));
e12229b4
MB		 219 return 0;
220}
221
222
223#define PCXHR_FREQ_REG_MASK 0x1f
224#define PCXHR_FREQ_QUARTZ_48000 0x00
225#define PCXHR_FREQ_QUARTZ_24000 0x01
226#define PCXHR_FREQ_QUARTZ_12000 0x09
227#define PCXHR_FREQ_QUARTZ_32000 0x08
228#define PCXHR_FREQ_QUARTZ_16000 0x04
229#define PCXHR_FREQ_QUARTZ_8000 0x0c
230#define PCXHR_FREQ_QUARTZ_44100 0x02
231#define PCXHR_FREQ_QUARTZ_22050 0x0a
232#define PCXHR_FREQ_QUARTZ_11025 0x06
233#define PCXHR_FREQ_PLL 0x05
234#define PCXHR_FREQ_QUARTZ_192000 0x10
235#define PCXHR_FREQ_QUARTZ_96000 0x18
236#define PCXHR_FREQ_QUARTZ_176400 0x14
237#define PCXHR_FREQ_QUARTZ_88200 0x1c
238#define PCXHR_FREQ_QUARTZ_128000 0x12
239#define PCXHR_FREQ_QUARTZ_64000 0x1a
240
241#define PCXHR_FREQ_WORD_CLOCK 0x0f
242#define PCXHR_FREQ_SYNC_AES 0x0e
243#define PCXHR_FREQ_AES_1 0x07
244#define PCXHR_FREQ_AES_2 0x0b
245#define PCXHR_FREQ_AES_3 0x03
246#define PCXHR_FREQ_AES_4 0x0d
247
e12229b4
MB		 248static int pcxhr_get_clock_reg(struct pcxhr_mgr *mgr, unsigned int rate,
249 unsigned int *reg, unsigned int *freq)
250{
251 unsigned int val, realfreq, pllreg;
252 struct pcxhr_rmh rmh;
253 int err;
254
255 realfreq = rate;
256 switch (mgr->use_clock_type) {
257 case PCXHR_CLOCK_TYPE_INTERNAL : /* clock by quartz or pll */
258 switch (rate) {
259 case 48000 : val = PCXHR_FREQ_QUARTZ_48000; break;
260 case 24000 : val = PCXHR_FREQ_QUARTZ_24000; break;
261 case 12000 : val = PCXHR_FREQ_QUARTZ_12000; break;
262 case 32000 : val = PCXHR_FREQ_QUARTZ_32000; break;
263 case 16000 : val = PCXHR_FREQ_QUARTZ_16000; break;
264 case 8000 : val = PCXHR_FREQ_QUARTZ_8000; break;
265 case 44100 : val = PCXHR_FREQ_QUARTZ_44100; break;
266 case 22050 : val = PCXHR_FREQ_QUARTZ_22050; break;
267 case 11025 : val = PCXHR_FREQ_QUARTZ_11025; break;
268 case 192000 : val = PCXHR_FREQ_QUARTZ_192000; break;
269 case 96000 : val = PCXHR_FREQ_QUARTZ_96000; break;
270 case 176400 : val = PCXHR_FREQ_QUARTZ_176400; break;
271 case 88200 : val = PCXHR_FREQ_QUARTZ_88200; break;
272 case 128000 : val = PCXHR_FREQ_QUARTZ_128000; break;
273 case 64000 : val = PCXHR_FREQ_QUARTZ_64000; break;
274 default :
275 val = PCXHR_FREQ_PLL;
276 /* get the value for the pll register */
277 err = pcxhr_pll_freq_register(rate, &pllreg, &realfreq);
278 if (err)
279 return err;
280 pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_WRITE);
281 rmh.cmd[0] |= IO_NUM_REG_GENCLK;
282 rmh.cmd[1] = pllreg & MASK_DSP_WORD;
283 rmh.cmd[2] = pllreg >> 24;
284 rmh.cmd_len = 3;
285 err = pcxhr_send_msg(mgr, &rmh);
286 if (err < 0) {
b59bb8ef 287 dev_err(&mgr->pci->dev,
9d948d27
MB		 288 "error CMD_ACCESS_IO_WRITE "
289 "for PLL register : %x!\n", err);
e12229b4
MB		 290 return err;
291 }
292 }
293 break;
9d948d27
MB		 294 case PCXHR_CLOCK_TYPE_WORD_CLOCK:
295 val = PCXHR_FREQ_WORD_CLOCK;
296 break;
297 case PCXHR_CLOCK_TYPE_AES_SYNC:
298 val = PCXHR_FREQ_SYNC_AES;
299 break;
300 case PCXHR_CLOCK_TYPE_AES_1:
301 val = PCXHR_FREQ_AES_1;
302 break;
303 case PCXHR_CLOCK_TYPE_AES_2:
304 val = PCXHR_FREQ_AES_2;
305 break;
306 case PCXHR_CLOCK_TYPE_AES_3:
307 val = PCXHR_FREQ_AES_3;
308 break;
309 case PCXHR_CLOCK_TYPE_AES_4:
310 val = PCXHR_FREQ_AES_4;
311 break;
312 default:
313 return -EINVAL;
e12229b4
MB		 314 }
315 *reg = val;
316 *freq = realfreq;
317 return 0;
318}
319
320
9d948d27
MB		 321static int pcxhr_sub_set_clock(struct pcxhr_mgr *mgr,
322 unsigned int rate,
323 int *changed)
e12229b4
MB		 324{
325 unsigned int val, realfreq, speed;
326 struct pcxhr_rmh rmh;
9d948d27 327 int err;
e12229b4
MB		 328
329 err = pcxhr_get_clock_reg(mgr, rate, &val, &realfreq);
330 if (err)
331 return err;
332
333 /* codec speed modes */
334 if (rate < 55000)
335 speed = 0; /* single speed */
336 else if (rate < 100000)
337 speed = 1; /* dual speed */
338 else
339 speed = 2; /* quad speed */
340 if (mgr->codec_speed != speed) {
9d948d27 341 pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_WRITE); /* mute outputs */
e12229b4 342 rmh.cmd[0] |= IO_NUM_REG_MUTE_OUT;
9d948d27
MB		 343 if (DSP_EXT_CMD_SET(mgr)) {
344 rmh.cmd[1] = 1;
345 rmh.cmd_len = 2;
346 }
e12229b4
MB		 347 err = pcxhr_send_msg(mgr, &rmh);
348 if (err)
349 return err;
350
9d948d27 351 pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_WRITE); /* set speed ratio */
e12229b4
MB		 352 rmh.cmd[0] |= IO_NUM_SPEED_RATIO;
353 rmh.cmd[1] = speed;
354 rmh.cmd_len = 2;
355 err = pcxhr_send_msg(mgr, &rmh);
356 if (err)
357 return err;
358 }
359 /* set the new frequency */
b59bb8ef 360 dev_dbg(&mgr->pci->dev, "clock register : set %x\n", val);
9d948d27
MB		 361 err = pcxhr_write_io_num_reg_cont(mgr, PCXHR_FREQ_REG_MASK,
362 val, changed);
e12229b4
MB		 363 if (err)
364 return err;
9d948d27 365
e12229b4
MB		 366 mgr->sample_rate_real = realfreq;
367 mgr->cur_clock_type = mgr->use_clock_type;
368
369 /* unmute after codec speed modes */
370 if (mgr->codec_speed != speed) {
9d948d27 371 pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_READ); /* unmute outputs */
e12229b4 372 rmh.cmd[0] |= IO_NUM_REG_MUTE_OUT;
9d948d27
MB		 373 if (DSP_EXT_CMD_SET(mgr)) {
374 rmh.cmd[1] = 1;
375 rmh.cmd_len = 2;
376 }
e12229b4
MB		 377 err = pcxhr_send_msg(mgr, &rmh);
378 if (err)
379 return err;
9d948d27 380 mgr->codec_speed = speed; /* save new codec speed */
e12229b4
MB		 381 }
382
b59bb8ef 383 dev_dbg(&mgr->pci->dev, "pcxhr_sub_set_clock to %dHz (realfreq=%d)\n",
9d948d27
MB		 384 rate, realfreq);
385 return 0;
386}
387
388#define PCXHR_MODIFY_CLOCK_S_BIT 0x04
389
390#define PCXHR_IRQ_TIMER_FREQ 92000
391#define PCXHR_IRQ_TIMER_PERIOD 48
392
393int pcxhr_set_clock(struct pcxhr_mgr *mgr, unsigned int rate)
394{
395 struct pcxhr_rmh rmh;
396 int err, changed;
397
398 if (rate == 0)
399 return 0; /* nothing to do */
400
401 if (mgr->is_hr_stereo)
402 err = hr222_sub_set_clock(mgr, rate, &changed);
403 else
404 err = pcxhr_sub_set_clock(mgr, rate, &changed);
405
406 if (err)
407 return err;
408
e12229b4
MB		 409 if (changed) {
410 pcxhr_init_rmh(&rmh, CMD_MODIFY_CLOCK);
9d948d27 411 rmh.cmd[0] |= PCXHR_MODIFY_CLOCK_S_BIT; /* resync fifos */
e12229b4
MB		 412 if (rate < PCXHR_IRQ_TIMER_FREQ)
413 rmh.cmd[1] = PCXHR_IRQ_TIMER_PERIOD;
414 else
415 rmh.cmd[1] = PCXHR_IRQ_TIMER_PERIOD * 2;
416 rmh.cmd[2] = rate;
417 rmh.cmd_len = 3;
418 err = pcxhr_send_msg(mgr, &rmh);
419 if (err)
420 return err;
421 }
e12229b4
MB		 422 return 0;
423}
424
425
9d948d27
MB		 426static int pcxhr_sub_get_external_clock(struct pcxhr_mgr *mgr,
427 enum pcxhr_clock_type clock_type,
428 int *sample_rate)
e12229b4
MB		 429{
430 struct pcxhr_rmh rmh;
431 unsigned char reg;
432 int err, rate;
433
434 switch (clock_type) {
9d948d27
MB		 435 case PCXHR_CLOCK_TYPE_WORD_CLOCK:
436 reg = REG_STATUS_WORD_CLOCK;
437 break;
438 case PCXHR_CLOCK_TYPE_AES_SYNC:
439 reg = REG_STATUS_AES_SYNC;
440 break;
441 case PCXHR_CLOCK_TYPE_AES_1:
442 reg = REG_STATUS_AES_1;
443 break;
444 case PCXHR_CLOCK_TYPE_AES_2:
445 reg = REG_STATUS_AES_2;
446 break;
447 case PCXHR_CLOCK_TYPE_AES_3:
448 reg = REG_STATUS_AES_3;
449 break;
450 case PCXHR_CLOCK_TYPE_AES_4:
451 reg = REG_STATUS_AES_4;
452 break;
453 default:
454 return -EINVAL;
e12229b4
MB		 455 }
456 pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_READ);
457 rmh.cmd_len = 2;
458 rmh.cmd[0] |= IO_NUM_REG_STATUS;
459 if (mgr->last_reg_stat != reg) {
460 rmh.cmd[1] = reg;
461 err = pcxhr_send_msg(mgr, &rmh);
462 if (err)
463 return err;
9d948d27 464 udelay(100); /* wait minimum 2 sample_frames at 32kHz ! */
e12229b4
MB		 465 mgr->last_reg_stat = reg;
466 }
467 rmh.cmd[1] = REG_STATUS_CURRENT;
468 err = pcxhr_send_msg(mgr, &rmh);
469 if (err)
470 return err;
471 switch (rmh.stat[1] & 0x0f) {
472 case REG_STATUS_SYNC_32000 : rate = 32000; break;
473 case REG_STATUS_SYNC_44100 : rate = 44100; break;
474 case REG_STATUS_SYNC_48000 : rate = 48000; break;
475 case REG_STATUS_SYNC_64000 : rate = 64000; break;
476 case REG_STATUS_SYNC_88200 : rate = 88200; break;
477 case REG_STATUS_SYNC_96000 : rate = 96000; break;
478 case REG_STATUS_SYNC_128000 : rate = 128000; break;
479 case REG_STATUS_SYNC_176400 : rate = 176400; break;
480 case REG_STATUS_SYNC_192000 : rate = 192000; break;
481 default: rate = 0;
482 }
b59bb8ef 483 dev_dbg(&mgr->pci->dev, "External clock is at %d Hz\n", rate);
e12229b4
MB		 484 *sample_rate = rate;
485 return 0;
486}
487
488
9d948d27
MB		 489int pcxhr_get_external_clock(struct pcxhr_mgr *mgr,
490 enum pcxhr_clock_type clock_type,
491 int *sample_rate)
492{
493 if (mgr->is_hr_stereo)
494 return hr222_get_external_clock(mgr, clock_type,
495 sample_rate);
496 else
497 return pcxhr_sub_get_external_clock(mgr, clock_type,
498 sample_rate);
499}
500
e12229b4
MB		 501/*
502 * start or stop playback/capture substream
503 */
f48a6df2
TI		 504static int pcxhr_set_stream_state(struct snd_pcxhr *chip,
505 struct pcxhr_stream *stream)
e12229b4
MB		 506{
507 int err;
e12229b4
MB		 508 struct pcxhr_rmh rmh;
509 int stream_mask, start;
510
511 if (stream->status == PCXHR_STREAM_STATUS_SCHEDULE_RUN)
512 start = 1;
513 else {
514 if (stream->status != PCXHR_STREAM_STATUS_SCHEDULE_STOP) {
f48a6df2
TI		 515 dev_err(chip->card->dev,
516 "pcxhr_set_stream_state CANNOT be stopped\n");
e12229b4
MB		 517 return -EINVAL;
518 }
519 start = 0;
520 }
521 if (!stream->substream)
522 return -EINVAL;
523
524 stream->timer_abs_periods = 0;
9d948d27 525 stream->timer_period_frag = 0; /* reset theoretical stream pos */
e12229b4
MB		 526 stream->timer_buf_periods = 0;
527 stream->timer_is_synced = 0;
528
9d948d27
MB		 529 stream_mask =
530 stream->pipe->is_capture ? 1 : 1<<stream->substream->number;
e12229b4
MB		 531
532 pcxhr_init_rmh(&rmh, start ? CMD_START_STREAM : CMD_STOP_STREAM);
533 pcxhr_set_pipe_cmd_params(&rmh, stream->pipe->is_capture,
534 stream->pipe->first_audio, 0, stream_mask);
535
536 chip = snd_pcm_substream_chip(stream->substream);
537
538 err = pcxhr_send_msg(chip->mgr, &rmh);
539 if (err)
b59bb8ef
TI		 540 dev_err(chip->card->dev,
541 "ERROR pcxhr_set_stream_state err=%x;\n", err);
9d948d27
MB		 542 stream->status =
543 start ? PCXHR_STREAM_STATUS_STARTED : PCXHR_STREAM_STATUS_STOPPED;
e12229b4
MB		 544 return err;
545}
546
547#define HEADER_FMT_BASE_LIN 0xfed00000
548#define HEADER_FMT_BASE_FLOAT 0xfad00000
549#define HEADER_FMT_INTEL 0x00008000
550#define HEADER_FMT_24BITS 0x00004000
551#define HEADER_FMT_16BITS 0x00002000
552#define HEADER_FMT_UPTO11 0x00000200
553#define HEADER_FMT_UPTO32 0x00000100
554#define HEADER_FMT_MONO 0x00000080
555
556static int pcxhr_set_format(struct pcxhr_stream *stream)
557{
558 int err, is_capture, sample_rate, stream_num;
559 struct snd_pcxhr *chip;
560 struct pcxhr_rmh rmh;
561 unsigned int header;
562
f48a6df2 563 chip = snd_pcm_substream_chip(stream->substream);
e12229b4
MB		 564 switch (stream->format) {
565 case SNDRV_PCM_FORMAT_U8:
566 header = HEADER_FMT_BASE_LIN;
567 break;
568 case SNDRV_PCM_FORMAT_S16_LE:
9d948d27
MB		 569 header = HEADER_FMT_BASE_LIN |
570 HEADER_FMT_16BITS | HEADER_FMT_INTEL;
e12229b4
MB		 571 break;
572 case SNDRV_PCM_FORMAT_S16_BE:
573 header = HEADER_FMT_BASE_LIN | HEADER_FMT_16BITS;
574 break;
575 case SNDRV_PCM_FORMAT_S24_3LE:
9d948d27
MB		 576 header = HEADER_FMT_BASE_LIN |
577 HEADER_FMT_24BITS | HEADER_FMT_INTEL;
e12229b4
MB		 578 break;
579 case SNDRV_PCM_FORMAT_S24_3BE:
580 header = HEADER_FMT_BASE_LIN | HEADER_FMT_24BITS;
581 break;
582 case SNDRV_PCM_FORMAT_FLOAT_LE:
583 header = HEADER_FMT_BASE_FLOAT | HEADER_FMT_INTEL;
584 break;
585 default:
f48a6df2
TI		 586 dev_err(chip->card->dev,
587 "error pcxhr_set_format() : unknown format\n");
e12229b4
MB		 588 return -EINVAL;
589 }
e12229b4
MB		 590
591 sample_rate = chip->mgr->sample_rate;
592 if (sample_rate <= 32000 && sample_rate !=0) {
593 if (sample_rate <= 11025)
594 header |= HEADER_FMT_UPTO11;
595 else
596 header |= HEADER_FMT_UPTO32;
597 }
598 if (stream->channels == 1)
599 header |= HEADER_FMT_MONO;
600
601 is_capture = stream->pipe->is_capture;
602 stream_num = is_capture ? 0 : stream->substream->number;
603
9d948d27
MB		 604 pcxhr_init_rmh(&rmh, is_capture ?
605 CMD_FORMAT_STREAM_IN : CMD_FORMAT_STREAM_OUT);
606 pcxhr_set_pipe_cmd_params(&rmh, is_capture, stream->pipe->first_audio,
607 stream_num, 0);
608 if (is_capture) {
609 /* bug with old dsp versions: */
610 /* bit 12 also sets the format of the playback stream */
611 if (DSP_EXT_CMD_SET(chip->mgr))
612 rmh.cmd[0] |= 1<<10;
613 else
614 rmh.cmd[0] |= 1<<12;
615 }
e12229b4 616 rmh.cmd[1] = 0;
9d948d27
MB		 617 rmh.cmd_len = 2;
618 if (DSP_EXT_CMD_SET(chip->mgr)) {
619 /* add channels and set bit 19 if channels>2 */
620 rmh.cmd[1] = stream->channels;
621 if (!is_capture) {
622 /* playback : add channel mask to command */
623 rmh.cmd[2] = (stream->channels == 1) ? 0x01 : 0x03;
624 rmh.cmd_len = 3;
625 }
626 }
627 rmh.cmd[rmh.cmd_len++] = header >> 8;
628 rmh.cmd[rmh.cmd_len++] = (header & 0xff) << 16;
e12229b4
MB		 629 err = pcxhr_send_msg(chip->mgr, &rmh);
630 if (err)
b59bb8ef
TI		 631 dev_err(chip->card->dev,
632 "ERROR pcxhr_set_format err=%x;\n", err);
e12229b4
MB		 633 return err;
634}
635
636static int pcxhr_update_r_buffer(struct pcxhr_stream *stream)
637{
638 int err, is_capture, stream_num;
639 struct pcxhr_rmh rmh;
640 struct snd_pcm_substream *subs = stream->substream;
641 struct snd_pcxhr *chip = snd_pcm_substream_chip(subs);
642
643 is_capture = (subs->stream == SNDRV_PCM_STREAM_CAPTURE);
644 stream_num = is_capture ? 0 : subs->number;
645
f48a6df2
TI		 646 dev_dbg(chip->card->dev,
647 "pcxhr_update_r_buffer(pcm%c%d) : addr(%p) bytes(%zx) subs(%d)\n",
648 is_capture ? 'c' : 'p',
649 chip->chip_idx, (void *)(long)subs->runtime->dma_addr,
650 subs->runtime->dma_bytes, subs->number);
e12229b4
MB		 651
652 pcxhr_init_rmh(&rmh, CMD_UPDATE_R_BUFFERS);
9d948d27
MB		 653 pcxhr_set_pipe_cmd_params(&rmh, is_capture, stream->pipe->first_audio,
654 stream_num, 0);
e12229b4 655
da3cec35
TI		 656 /* max buffer size is 2 MByte */
657 snd_BUG_ON(subs->runtime->dma_bytes >= 0x200000);
9d948d27
MB		 658 /* size in bits */
659 rmh.cmd[1] = subs->runtime->dma_bytes * 8;
660 /* most significant byte */
661 rmh.cmd[2] = subs->runtime->dma_addr >> 24;
662 /* this is a circular buffer */
663 rmh.cmd[2] |= 1<<19;
664 /* least 3 significant bytes */
665 rmh.cmd[3] = subs->runtime->dma_addr & MASK_DSP_WORD;
e12229b4
MB		 666 rmh.cmd_len = 4;
667 err = pcxhr_send_msg(chip->mgr, &rmh);
668 if (err)
b59bb8ef 669 dev_err(chip->card->dev,
9d948d27 670 "ERROR CMD_UPDATE_R_BUFFERS err=%x;\n", err);
e12229b4
MB		 671 return err;
672}
673
674
675#if 0
9d948d27
MB		 676static int pcxhr_pipe_sample_count(struct pcxhr_stream *stream,
677 snd_pcm_uframes_t *sample_count)
e12229b4
MB		 678{
679 struct pcxhr_rmh rmh;
680 int err;
681 pcxhr_t *chip = snd_pcm_substream_chip(stream->substream);
682 pcxhr_init_rmh(&rmh, CMD_PIPE_SAMPLE_COUNT);
683 pcxhr_set_pipe_cmd_params(&rmh, stream->pipe->is_capture, 0, 0,
684 1<<stream->pipe->first_audio);
685 err = pcxhr_send_msg(chip->mgr, &rmh);
686 if (err == 0) {
687 *sample_count = ((snd_pcm_uframes_t)rmh.stat[0]) << 24;
688 *sample_count += (snd_pcm_uframes_t)rmh.stat[1];
689 }
f48a6df2 690 dev_dbg(chip->card->dev, "PIPE_SAMPLE_COUNT = %lx\n", *sample_count);
e12229b4
MB		 691 return err;
692}
693#endif
694
695static inline int pcxhr_stream_scheduled_get_pipe(struct pcxhr_stream *stream,
696 struct pcxhr_pipe **pipe)
697{
698 if (stream->status == PCXHR_STREAM_STATUS_SCHEDULE_RUN) {
699 *pipe = stream->pipe;
700 return 1;
701 }
702 return 0;
703}
704
9bef72bd 705static void pcxhr_start_linked_stream(struct pcxhr_mgr *mgr)
e12229b4 706{
e12229b4
MB		 707 int i, j, err;
708 struct pcxhr_pipe *pipe;
709 struct snd_pcxhr *chip;
e12229b4
MB		 710 int capture_mask = 0;
711 int playback_mask = 0;
712
62cf872a 713#ifdef CONFIG_SND_DEBUG_VERBOSE
326f0480
AM		 714 ktime_t start_time, stop_time, diff_time;
715
716 start_time = ktime_get();
e12229b4 717#endif
62932df8 718 mutex_lock(&mgr->setup_mutex);
e12229b4
MB		 719
720 /* check the pipes concerned and build pipe_array */
721 for (i = 0; i < mgr->num_cards; i++) {
722 chip = mgr->chip[i];
723 for (j = 0; j < chip->nb_streams_capt; j++) {
724 if (pcxhr_stream_scheduled_get_pipe(&chip->capture_stream[j], &pipe))
725 capture_mask |= (1 << pipe->first_audio);
726 }
727 for (j = 0; j < chip->nb_streams_play; j++) {
728 if (pcxhr_stream_scheduled_get_pipe(&chip->playback_stream[j], &pipe)) {
729 playback_mask |= (1 << pipe->first_audio);
9d948d27
MB		 730 break; /* add only once, as all playback
731 * streams of one chip use the same pipe
e12229b4
MB		 732 */
733 }
734 }
735 }
736 if (capture_mask == 0 && playback_mask == 0) {
62932df8 737 mutex_unlock(&mgr->setup_mutex);
9bef72bd 738 dev_err(&mgr->pci->dev, "pcxhr_start_linked_stream : no pipes\n");
e12229b4
MB		 739 return;
740 }
741
9bef72bd 742 dev_dbg(&mgr->pci->dev, "pcxhr_start_linked_stream : "
9d948d27 743 "playback_mask=%x capture_mask=%x\n",
e12229b4
MB		 744 playback_mask, capture_mask);
745
746 /* synchronous stop of all the pipes concerned */
747 err = pcxhr_set_pipe_state(mgr, playback_mask, capture_mask, 0);
748 if (err) {
62932df8 749 mutex_unlock(&mgr->setup_mutex);
9bef72bd 750 dev_err(&mgr->pci->dev, "pcxhr_start_linked_stream : "
9d948d27 751 "error stop pipes (P%x C%x)\n",
e12229b4
MB		 752 playback_mask, capture_mask);
753 return;
754 }
755
9d948d27 756 /* the dsp lost format and buffer info with the stop pipe */
e12229b4
MB		 757 for (i = 0; i < mgr->num_cards; i++) {
758 struct pcxhr_stream *stream;
759 chip = mgr->chip[i];
760 for (j = 0; j < chip->nb_streams_capt; j++) {
761 stream = &chip->capture_stream[j];
762 if (pcxhr_stream_scheduled_get_pipe(stream, &pipe)) {
763 err = pcxhr_set_format(stream);
764 err = pcxhr_update_r_buffer(stream);
765 }
766 }
767 for (j = 0; j < chip->nb_streams_play; j++) {
768 stream = &chip->playback_stream[j];
769 if (pcxhr_stream_scheduled_get_pipe(stream, &pipe)) {
770 err = pcxhr_set_format(stream);
771 err = pcxhr_update_r_buffer(stream);
772 }
773 }
774 }
775 /* start all the streams */
776 for (i = 0; i < mgr->num_cards; i++) {
777 struct pcxhr_stream *stream;
778 chip = mgr->chip[i];
779 for (j = 0; j < chip->nb_streams_capt; j++) {
780 stream = &chip->capture_stream[j];
781 if (pcxhr_stream_scheduled_get_pipe(stream, &pipe))
f48a6df2 782 err = pcxhr_set_stream_state(chip, stream);
e12229b4
MB		 783 }
784 for (j = 0; j < chip->nb_streams_play; j++) {
785 stream = &chip->playback_stream[j];
786 if (pcxhr_stream_scheduled_get_pipe(stream, &pipe))
f48a6df2 787 err = pcxhr_set_stream_state(chip, stream);
e12229b4
MB		 788 }
789 }
790
791 /* synchronous start of all the pipes concerned */
792 err = pcxhr_set_pipe_state(mgr, playback_mask, capture_mask, 1);
793 if (err) {
62932df8 794 mutex_unlock(&mgr->setup_mutex);
9bef72bd 795 dev_err(&mgr->pci->dev, "pcxhr_start_linked_stream : "
9d948d27 796 "error start pipes (P%x C%x)\n",
e12229b4
MB		 797 playback_mask, capture_mask);
798 return;
799 }
800
9d948d27
MB		 801 /* put the streams into the running state now
802 * (increment pointer by interrupt)
803 */
9bef72bd 804 mutex_lock(&mgr->lock);
e12229b4
MB		 805 for ( i =0; i < mgr->num_cards; i++) {
806 struct pcxhr_stream *stream;
807 chip = mgr->chip[i];
808 for(j = 0; j < chip->nb_streams_capt; j++) {
809 stream = &chip->capture_stream[j];
810 if(stream->status == PCXHR_STREAM_STATUS_STARTED)
811 stream->status = PCXHR_STREAM_STATUS_RUNNING;
812 }
813 for (j = 0; j < chip->nb_streams_play; j++) {
814 stream = &chip->playback_stream[j];
815 if (stream->status == PCXHR_STREAM_STATUS_STARTED) {
816 /* playback will already have advanced ! */
9d948d27 817 stream->timer_period_frag += mgr->granularity;
e12229b4
MB		 818 stream->status = PCXHR_STREAM_STATUS_RUNNING;
819 }
820 }
821 }
9bef72bd 822 mutex_unlock(&mgr->lock);
e12229b4 823
62932df8 824 mutex_unlock(&mgr->setup_mutex);
e12229b4 825
62cf872a 826#ifdef CONFIG_SND_DEBUG_VERBOSE
326f0480
AM		 827 stop_time = ktime_get();
828 diff_time = ktime_sub(stop_time, start_time);
9bef72bd 829 dev_dbg(&mgr->pci->dev, "***TRIGGER START*** TIME = %ld (err = %x)\n",
326f0480 830 (long)(ktime_to_ns(diff_time)), err);
e12229b4
MB		 831#endif
832}
833
834
835/*
836 * trigger callback
837 */
838static int pcxhr_trigger(struct snd_pcm_substream *subs, int cmd)
839{
840 struct pcxhr_stream *stream;
e12229b4 841 struct snd_pcm_substream *s;
f48a6df2 842 struct snd_pcxhr *chip = snd_pcm_substream_chip(subs);
e12229b4
MB		 843
844 switch (cmd) {
845 case SNDRV_PCM_TRIGGER_START:
f48a6df2 846 dev_dbg(chip->card->dev, "SNDRV_PCM_TRIGGER_START\n");
b07a14a5 847 if (snd_pcm_stream_linked(subs)) {
b07a14a5 848 snd_pcm_group_for_each_entry(s, subs) {
29998d24
CL		 849 if (snd_pcm_substream_chip(s) != chip)
850 continue;
b07a14a5
TI		 851 stream = s->runtime->private_data;
852 stream->status =
853 PCXHR_STREAM_STATUS_SCHEDULE_RUN;
854 snd_pcm_trigger_done(s, subs);
855 }
9bef72bd 856 pcxhr_start_linked_stream(chip->mgr);
b07a14a5
TI		 857 } else {
858 stream = subs->runtime->private_data;
f48a6df2 859 dev_dbg(chip->card->dev, "Only one Substream %c %d\n",
e12229b4
MB		 860 stream->pipe->is_capture ? 'C' : 'P',
861 stream->pipe->first_audio);
862 if (pcxhr_set_format(stream))
863 return -EINVAL;
864 if (pcxhr_update_r_buffer(stream))
865 return -EINVAL;
866
768d8c7d 867 stream->status = PCXHR_STREAM_STATUS_SCHEDULE_RUN;
f48a6df2 868 if (pcxhr_set_stream_state(chip, stream))
e12229b4
MB		 869 return -EINVAL;
870 stream->status = PCXHR_STREAM_STATUS_RUNNING;
e12229b4
MB		 871 }
872 break;
873 case SNDRV_PCM_TRIGGER_STOP:
f48a6df2 874 dev_dbg(chip->card->dev, "SNDRV_PCM_TRIGGER_STOP\n");
ef991b95 875 snd_pcm_group_for_each_entry(s, subs) {
e12229b4
MB		 876 stream = s->runtime->private_data;
877 stream->status = PCXHR_STREAM_STATUS_SCHEDULE_STOP;
f48a6df2 878 if (pcxhr_set_stream_state(chip, stream))
e12229b4
MB		 879 return -EINVAL;
880 snd_pcm_trigger_done(s, subs);
881 }
882 break;
883 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
884 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
885 /* TODO */
886 default:
887 return -EINVAL;
888 }
889 return 0;
890}
891
892
893static int pcxhr_hardware_timer(struct pcxhr_mgr *mgr, int start)
894{
895 struct pcxhr_rmh rmh;
896 int err;
897
898 pcxhr_init_rmh(&rmh, CMD_SET_TIMER_INTERRUPT);
899 if (start) {
9d948d27
MB		 900 /* last dsp time invalid */
901 mgr->dsp_time_last = PCXHR_DSP_TIME_INVALID;
902 rmh.cmd[0] |= mgr->granularity;
e12229b4
MB		 903 }
904 err = pcxhr_send_msg(mgr, &rmh);
905 if (err < 0)
b59bb8ef 906 dev_err(&mgr->pci->dev, "error pcxhr_hardware_timer err(%x)\n",
9d948d27 907 err);
e12229b4
MB		 908 return err;
909}
910
911/*
912 * prepare callback for all pcms
913 */
914static int pcxhr_prepare(struct snd_pcm_substream *subs)
915{
916 struct snd_pcxhr *chip = snd_pcm_substream_chip(subs);
917 struct pcxhr_mgr *mgr = chip->mgr;
e12229b4
MB		 918 int err = 0;
919
b59bb8ef
TI		 920 dev_dbg(chip->card->dev,
921 "pcxhr_prepare : period_size(%lx) periods(%x) buffer_size(%lx)\n",
e12229b4
MB		 922 subs->runtime->period_size, subs->runtime->periods,
923 subs->runtime->buffer_size);
924
62932df8 925 mutex_lock(&mgr->setup_mutex);
e12229b4
MB		 926
927 do {
e12229b4 928 /* only the first stream can choose the sample rate */
e12229b4 929 /* set the clock only once (first stream) */
8937fd88 930 if (mgr->sample_rate != subs->runtime->rate) {
e12229b4
MB		 931 err = pcxhr_set_clock(mgr, subs->runtime->rate);
932 if (err)
933 break;
8937fd88
TI		 934 if (mgr->sample_rate == 0)
935 /* start the DSP-timer */
936 err = pcxhr_hardware_timer(mgr, 1);
e12229b4 937 mgr->sample_rate = subs->runtime->rate;
e12229b4
MB		 938 }
939 } while(0); /* do only once (so we can use break instead of goto) */
940
62932df8 941 mutex_unlock(&mgr->setup_mutex);
e12229b4
MB		 942
943 return err;
944}
945
946
947/*
948 * HW_PARAMS callback for all pcms
949 */
950static int pcxhr_hw_params(struct snd_pcm_substream *subs,
951 struct snd_pcm_hw_params *hw)
952{
953 struct snd_pcxhr *chip = snd_pcm_substream_chip(subs);
954 struct pcxhr_mgr *mgr = chip->mgr;
955 struct pcxhr_stream *stream = subs->runtime->private_data;
956 snd_pcm_format_t format;
957 int err;
958 int channels;
959
960 /* set up channels */
961 channels = params_channels(hw);
962
963 /* set up format for the stream */
964 format = params_format(hw);
965
62932df8 966 mutex_lock(&mgr->setup_mutex);
e12229b4
MB		 967
968 stream->channels = channels;
969 stream->format = format;
970
e12229b4
MB		 971 /* allocate buffer */
972 err = snd_pcm_lib_malloc_pages(subs, params_buffer_bytes(hw));
973
62932df8 974 mutex_unlock(&mgr->setup_mutex);
e12229b4
MB		 975
976 return err;
977}
978
979static int pcxhr_hw_free(struct snd_pcm_substream *subs)
980{
981 snd_pcm_lib_free_pages(subs);
982 return 0;
983}
984
985
986/*
987 * CONFIGURATION SPACE for all pcms, mono pcm must update channels_max
988 */
989static struct snd_pcm_hardware pcxhr_caps =
990{
9d948d27
MB		 991 .info = (SNDRV_PCM_INFO_MMAP |
992 SNDRV_PCM_INFO_INTERLEAVED |
993 SNDRV_PCM_INFO_MMAP_VALID |
994 SNDRV_PCM_INFO_SYNC_START),
995 .formats = (SNDRV_PCM_FMTBIT_U8 |
996 SNDRV_PCM_FMTBIT_S16_LE |
997 SNDRV_PCM_FMTBIT_S16_BE |
998 SNDRV_PCM_FMTBIT_S24_3LE |
999 SNDRV_PCM_FMTBIT_S24_3BE |
1000 SNDRV_PCM_FMTBIT_FLOAT_LE),
1001 .rates = (SNDRV_PCM_RATE_CONTINUOUS |
1002 SNDRV_PCM_RATE_8000_192000),
e12229b4
MB		 1003 .rate_min = 8000,
1004 .rate_max = 192000,
1005 .channels_min = 1,
1006 .channels_max = 2,
1007 .buffer_bytes_max = (32*1024),
1008 /* 1 byte == 1 frame U8 mono (PCXHR_GRANULARITY is frames!) */
1009 .period_bytes_min = (2*PCXHR_GRANULARITY),
1010 .period_bytes_max = (16*1024),
1011 .periods_min = 2,
1012 .periods_max = (32*1024/PCXHR_GRANULARITY),
1013};
1014
1015
1016static int pcxhr_open(struct snd_pcm_substream *subs)
1017{
1018 struct snd_pcxhr *chip = snd_pcm_substream_chip(subs);
1019 struct pcxhr_mgr *mgr = chip->mgr;
1020 struct snd_pcm_runtime *runtime = subs->runtime;
1021 struct pcxhr_stream *stream;
9d948d27 1022 int err;
e12229b4 1023
62932df8 1024 mutex_lock(&mgr->setup_mutex);
e12229b4
MB		 1025
1026 /* copy the struct snd_pcm_hardware struct */
1027 runtime->hw = pcxhr_caps;
1028
1029 if( subs->stream == SNDRV_PCM_STREAM_PLAYBACK ) {
b59bb8ef 1030 dev_dbg(chip->card->dev, "pcxhr_open playback chip%d subs%d\n",
e12229b4 1031 chip->chip_idx, subs->number);
e12229b4
MB		 1032 stream = &chip->playback_stream[subs->number];
1033 } else {
b59bb8ef 1034 dev_dbg(chip->card->dev, "pcxhr_open capture chip%d subs%d\n",
e12229b4 1035 chip->chip_idx, subs->number);
e12229b4
MB		 1036 if (mgr->mono_capture)
1037 runtime->hw.channels_max = 1;
1038 else
1039 runtime->hw.channels_min = 2;
1040 stream = &chip->capture_stream[subs->number];
1041 }
1042 if (stream->status != PCXHR_STREAM_STATUS_FREE){
1043 /* streams in use */
b59bb8ef 1044 dev_err(chip->card->dev, "pcxhr_open chip%d subs%d in use\n",
e12229b4 1045 chip->chip_idx, subs->number);
62932df8 1046 mutex_unlock(&mgr->setup_mutex);
e12229b4
MB		 1047 return -EBUSY;
1048 }
1049
9d948d27
MB		 1050 /* float format support is in some cases buggy on stereo cards */
1051 if (mgr->is_hr_stereo)
1052 runtime->hw.formats &= ~SNDRV_PCM_FMTBIT_FLOAT_LE;
1053
1054 /* buffer-size should better be multiple of period-size */
1055 err = snd_pcm_hw_constraint_integer(runtime,
1056 SNDRV_PCM_HW_PARAM_PERIODS);
1057 if (err < 0) {
1058 mutex_unlock(&mgr->setup_mutex);
1059 return err;
1060 }
1061
e12229b4
MB		 1062 /* if a sample rate is already used or fixed by external clock,
1063 * the stream cannot change
1064 */
1065 if (mgr->sample_rate)
1066 runtime->hw.rate_min = runtime->hw.rate_max = mgr->sample_rate;
1067 else {
1068 if (mgr->use_clock_type != PCXHR_CLOCK_TYPE_INTERNAL) {
1069 int external_rate;
1070 if (pcxhr_get_external_clock(mgr, mgr->use_clock_type,
1071 &external_rate) ||
1072 external_rate == 0) {
1073 /* cannot detect the external clock rate */
62932df8 1074 mutex_unlock(&mgr->setup_mutex);
e12229b4
MB		 1075 return -EBUSY;
1076 }
9d948d27
MB		 1077 runtime->hw.rate_min = external_rate;
1078 runtime->hw.rate_max = external_rate;
e12229b4
MB		 1079 }
1080 }
1081
1082 stream->status = PCXHR_STREAM_STATUS_OPEN;
1083 stream->substream = subs;
1084 stream->channels = 0; /* not configured yet */
1085
1086 runtime->private_data = stream;
1087
9d948d27
MB		 1088 /* better get a divisor of granularity values (96 or 192) */
1089 snd_pcm_hw_constraint_step(runtime, 0,
1090 SNDRV_PCM_HW_PARAM_BUFFER_SIZE, 32);
1091 snd_pcm_hw_constraint_step(runtime, 0,
1092 SNDRV_PCM_HW_PARAM_PERIOD_SIZE, 32);
b83f346b
CL		 1093 snd_pcm_set_sync(subs);
1094
e12229b4
MB		 1095 mgr->ref_count_rate++;
1096
62932df8 1097 mutex_unlock(&mgr->setup_mutex);
e12229b4
MB		 1098 return 0;
1099}
1100
1101
1102static int pcxhr_close(struct snd_pcm_substream *subs)
1103{
1104 struct snd_pcxhr *chip = snd_pcm_substream_chip(subs);
1105 struct pcxhr_mgr *mgr = chip->mgr;
1106 struct pcxhr_stream *stream = subs->runtime->private_data;
1107
62932df8 1108 mutex_lock(&mgr->setup_mutex);
e12229b4 1109
b59bb8ef 1110 dev_dbg(chip->card->dev, "pcxhr_close chip%d subs%d\n",
9d948d27 1111 chip->chip_idx, subs->number);
e12229b4
MB		 1112
1113 /* sample rate released */
1114 if (--mgr->ref_count_rate == 0) {
9d948d27 1115 mgr->sample_rate = 0; /* the sample rate is no more locked */
e12229b4
MB		 1116 pcxhr_hardware_timer(mgr, 0); /* stop the DSP-timer */
1117 }
1118
1119 stream->status = PCXHR_STREAM_STATUS_FREE;
1120 stream->substream = NULL;
1121
62932df8 1122 mutex_unlock(&mgr->setup_mutex);
e12229b4
MB		 1123
1124 return 0;
1125}
1126
1127
1128static snd_pcm_uframes_t pcxhr_stream_pointer(struct snd_pcm_substream *subs)
1129{
e12229b4
MB		 1130 u_int32_t timer_period_frag;
1131 int timer_buf_periods;
1132 struct snd_pcxhr *chip = snd_pcm_substream_chip(subs);
1133 struct snd_pcm_runtime *runtime = subs->runtime;
1134 struct pcxhr_stream *stream = runtime->private_data;
1135
9bef72bd 1136 mutex_lock(&chip->mgr->lock);
e12229b4
MB		 1137
1138 /* get the period fragment and the nb of periods in the buffer */
1139 timer_period_frag = stream->timer_period_frag;
1140 timer_buf_periods = stream->timer_buf_periods;
1141
9bef72bd 1142 mutex_unlock(&chip->mgr->lock);
e12229b4
MB		 1143
1144 return (snd_pcm_uframes_t)((timer_buf_periods * runtime->period_size) +
1145 timer_period_frag);
1146}
1147
1148
6769e988 1149static const struct snd_pcm_ops pcxhr_ops = {
e12229b4
MB		 1150 .open = pcxhr_open,
1151 .close = pcxhr_close,
1152 .ioctl = snd_pcm_lib_ioctl,
1153 .prepare = pcxhr_prepare,
1154 .hw_params = pcxhr_hw_params,
1155 .hw_free = pcxhr_hw_free,
1156 .trigger = pcxhr_trigger,
1157 .pointer = pcxhr_stream_pointer,
1158};
1159
1160/*
1161 */
1162int pcxhr_create_pcm(struct snd_pcxhr *chip)
1163{
1164 int err;
1165 struct snd_pcm *pcm;
1166 char name[32];
1167
1168 sprintf(name, "pcxhr %d", chip->chip_idx);
1169 if ((err = snd_pcm_new(chip->card, name, 0,
1170 chip->nb_streams_play,
1171 chip->nb_streams_capt, &pcm)) < 0) {
b59bb8ef 1172 dev_err(chip->card->dev, "cannot create pcm %s\n", name);
e12229b4
MB		 1173 return err;
1174 }
1175 pcm->private_data = chip;
1176
1177 if (chip->nb_streams_play)
1178 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &pcxhr_ops);
1179 if (chip->nb_streams_capt)
1180 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &pcxhr_ops);
1181
1182 pcm->info_flags = 0;
9bef72bd 1183 pcm->nonatomic = true;
e12229b4
MB		 1184 strcpy(pcm->name, name);
1185
1186 snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1187 snd_dma_pci_data(chip->mgr->pci),
1188 32*1024, 32*1024);
1189 chip->pcm = pcm;
1190 return 0;
1191}
1192
1193static int pcxhr_chip_free(struct snd_pcxhr *chip)
1194{
1195 kfree(chip);
1196 return 0;
1197}
1198
1199static int pcxhr_chip_dev_free(struct snd_device *device)
1200{
1201 struct snd_pcxhr *chip = device->device_data;
1202 return pcxhr_chip_free(chip);
1203}
1204
1205
1206/*
1207 */
e23e7a14
BP		 1208static int pcxhr_create(struct pcxhr_mgr *mgr,
1209 struct snd_card *card, int idx)
e12229b4
MB		 1210{
1211 int err;
1212 struct snd_pcxhr *chip;
1213 static struct snd_device_ops ops = {
1214 .dev_free = pcxhr_chip_dev_free,
1215 };
1216
73f6a12e 1217 chip = kzalloc(sizeof(*chip), GFP_KERNEL);
e12229b4 1218 if (! chip) {
b59bb8ef 1219 dev_err(card->dev, "cannot allocate chip\n");
e12229b4
MB		 1220 return -ENOMEM;
1221 }
1222
1223 chip->card = card;
1224 chip->chip_idx = idx;
1225 chip->mgr = mgr;
1226
1227 if (idx < mgr->playback_chips)
1228 /* stereo or mono streams */
1229 chip->nb_streams_play = PCXHR_PLAYBACK_STREAMS;
1230
1231 if (idx < mgr->capture_chips) {
1232 if (mgr->mono_capture)
9d948d27 1233 chip->nb_streams_capt = 2; /* 2 mono streams */
e12229b4
MB		 1234 else
1235 chip->nb_streams_capt = 1; /* or 1 stereo stream */
1236 }
1237
1238 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {
1239 pcxhr_chip_free(chip);
1240 return err;
1241 }
1242
73f6a12e 1243 mgr->chip[idx] = chip;
e12229b4
MB		 1244
1245 return 0;
1246}
1247
1248/* proc interface */
9d948d27
MB		 1249static void pcxhr_proc_info(struct snd_info_entry *entry,
1250 struct snd_info_buffer *buffer)
e12229b4
MB		 1251{
1252 struct snd_pcxhr *chip = entry->private_data;
1253 struct pcxhr_mgr *mgr = chip->mgr;
1254
1255 snd_iprintf(buffer, "\n%s\n", mgr->longname);
1256
1257 /* stats available when embedded DSP is running */
1258 if (mgr->dsp_loaded & (1 << PCXHR_FIRMWARE_DSP_MAIN_INDEX)) {
1259 struct pcxhr_rmh rmh;
1260 short ver_maj = (mgr->dsp_version >> 16) & 0xff;
1261 short ver_min = (mgr->dsp_version >> 8) & 0xff;
1262 short ver_build = mgr->dsp_version & 0xff;
9d948d27
MB		 1263 snd_iprintf(buffer, "module version %s\n",
1264 PCXHR_DRIVER_VERSION_STRING);
1265 snd_iprintf(buffer, "dsp version %d.%d.%d\n",
1266 ver_maj, ver_min, ver_build);
e12229b4
MB		 1267 if (mgr->board_has_analog)
1268 snd_iprintf(buffer, "analog io available\n");
1269 else
1270 snd_iprintf(buffer, "digital only board\n");
1271
1272 /* calc cpu load of the dsp */
1273 pcxhr_init_rmh(&rmh, CMD_GET_DSP_RESOURCES);
1274 if( ! pcxhr_send_msg(mgr, &rmh) ) {
1275 int cur = rmh.stat[0];
1276 int ref = rmh.stat[1];
1277 if (ref > 0) {
1278 if (mgr->sample_rate_real != 0 &&
1279 mgr->sample_rate_real != 48000) {
9d948d27
MB		 1280 ref = (ref * 48000) /
1281 mgr->sample_rate_real;
1282 if (mgr->sample_rate_real >=
1283 PCXHR_IRQ_TIMER_FREQ)
e12229b4
MB		 1284 ref *= 2;
1285 }
1286 cur = 100 - (100 * cur) / ref;
1287 snd_iprintf(buffer, "cpu load %d%%\n", cur);
9d948d27 1288 snd_iprintf(buffer, "buffer pool %d/%d\n",
e12229b4
MB		 1289 rmh.stat[2], rmh.stat[3]);
1290 }
1291 }
9d948d27
MB		 1292 snd_iprintf(buffer, "dma granularity : %d\n",
1293 mgr->granularity);
1294 snd_iprintf(buffer, "dsp time errors : %d\n",
1295 mgr->dsp_time_err);
e12229b4
MB		 1296 snd_iprintf(buffer, "dsp async pipe xrun errors : %d\n",
1297 mgr->async_err_pipe_xrun);
1298 snd_iprintf(buffer, "dsp async stream xrun errors : %d\n",
1299 mgr->async_err_stream_xrun);
1300 snd_iprintf(buffer, "dsp async last other error : %x\n",
1301 mgr->async_err_other_last);
1302 /* debug zone dsp */
1303 rmh.cmd[0] = 0x4200 + PCXHR_SIZE_MAX_STATUS;
1304 rmh.cmd_len = 1;
1305 rmh.stat_len = PCXHR_SIZE_MAX_STATUS;
1306 rmh.dsp_stat = 0;
1307 rmh.cmd_idx = CMD_LAST_INDEX;
1308 if( ! pcxhr_send_msg(mgr, &rmh) ) {
1309 int i;
9d948d27
MB		 1310 if (rmh.stat_len > 8)
1311 rmh.stat_len = 8;
e12229b4 1312 for (i = 0; i < rmh.stat_len; i++)
9d948d27
MB		 1313 snd_iprintf(buffer, "debug[%02d] = %06x\n",
1314 i, rmh.stat[i]);
e12229b4
MB		 1315 }
1316 } else
1317 snd_iprintf(buffer, "no firmware loaded\n");
1318 snd_iprintf(buffer, "\n");
1319}
9d948d27
MB		 1320static void pcxhr_proc_sync(struct snd_info_entry *entry,
1321 struct snd_info_buffer *buffer)
e12229b4
MB		 1322{
1323 struct snd_pcxhr *chip = entry->private_data;
1324 struct pcxhr_mgr *mgr = chip->mgr;
9d948d27
MB		 1325 static const char *textsHR22[3] = {
1326 "Internal", "AES Sync", "AES 1"
1327 };
1328 static const char *textsPCXHR[7] = {
1329 "Internal", "Word", "AES Sync",
1330 "AES 1", "AES 2", "AES 3", "AES 4"
e12229b4 1331 };
9d948d27
MB		 1332 const char **texts;
1333 int max_clock;
1334 if (mgr->is_hr_stereo) {
1335 texts = textsHR22;
1336 max_clock = HR22_CLOCK_TYPE_MAX;
1337 } else {
1338 texts = textsPCXHR;
1339 max_clock = PCXHR_CLOCK_TYPE_MAX;
1340 }
e12229b4
MB		 1341
1342 snd_iprintf(buffer, "\n%s\n", mgr->longname);
9d948d27
MB		 1343 snd_iprintf(buffer, "Current Sample Clock\t: %s\n",
1344 texts[mgr->cur_clock_type]);
1345 snd_iprintf(buffer, "Current Sample Rate\t= %d\n",
1346 mgr->sample_rate_real);
e12229b4
MB		 1347 /* commands available when embedded DSP is running */
1348 if (mgr->dsp_loaded & (1 << PCXHR_FIRMWARE_DSP_MAIN_INDEX)) {
1349 int i, err, sample_rate;
9d948d27 1350 for (i = 1; i <= max_clock; i++) {
e12229b4
MB		 1351 err = pcxhr_get_external_clock(mgr, i, &sample_rate);
1352 if (err)
1353 break;
9d948d27
MB		 1354 snd_iprintf(buffer, "%s Clock\t\t= %d\n",
1355 texts[i], sample_rate);
e12229b4
MB		 1356 }
1357 } else
1358 snd_iprintf(buffer, "no firmware loaded\n");
1359 snd_iprintf(buffer, "\n");
1360}
1361
55aef450
MB		 1362static void pcxhr_proc_gpio_read(struct snd_info_entry *entry,
1363 struct snd_info_buffer *buffer)
1364{
1365 struct snd_pcxhr *chip = entry->private_data;
1366 struct pcxhr_mgr *mgr = chip->mgr;
1367 /* commands available when embedded DSP is running */
1368 if (mgr->dsp_loaded & (1 << PCXHR_FIRMWARE_DSP_MAIN_INDEX)) {
1369 /* gpio ports on stereo boards only available */
1370 int value = 0;
1371 hr222_read_gpio(mgr, 1, &value); /* GPI */
1372 snd_iprintf(buffer, "GPI: 0x%x\n", value);
1373 hr222_read_gpio(mgr, 0, &value); /* GP0 */
1374 snd_iprintf(buffer, "GPO: 0x%x\n", value);
1375 } else
1376 snd_iprintf(buffer, "no firmware loaded\n");
1377 snd_iprintf(buffer, "\n");
1378}
1379static void pcxhr_proc_gpo_write(struct snd_info_entry *entry,
1380 struct snd_info_buffer *buffer)
1381{
1382 struct snd_pcxhr *chip = entry->private_data;
1383 struct pcxhr_mgr *mgr = chip->mgr;
1384 char line[64];
1385 int value;
1386 /* commands available when embedded DSP is running */
1387 if (!(mgr->dsp_loaded & (1 << PCXHR_FIRMWARE_DSP_MAIN_INDEX)))
1388 return;
1389 while (!snd_info_get_line(buffer, line, sizeof(line))) {
1390 if (sscanf(line, "GPO: 0x%x", &value) != 1)
1391 continue;
1392 hr222_write_gpo(mgr, value); /* GP0 */
1393 }
1394}
1395
fdfbaf69
MB		 1396/* Access to the results of the CMD_GET_TIME_CODE RMH */
1397#define TIME_CODE_VALID_MASK 0x00800000
1398#define TIME_CODE_NEW_MASK 0x00400000
1399#define TIME_CODE_BACK_MASK 0x00200000
1400#define TIME_CODE_WAIT_MASK 0x00100000
1401
1402/* Values for the CMD_MANAGE_SIGNAL RMH */
1403#define MANAGE_SIGNAL_TIME_CODE 0x01
1404#define MANAGE_SIGNAL_MIDI 0x02
1405
1406/* linear time code read proc*/
1407static void pcxhr_proc_ltc(struct snd_info_entry *entry,
1408 struct snd_info_buffer *buffer)
1409{
1410 struct snd_pcxhr *chip = entry->private_data;
1411 struct pcxhr_mgr *mgr = chip->mgr;
1412 struct pcxhr_rmh rmh;
1413 unsigned int ltcHrs, ltcMin, ltcSec, ltcFrm;
1414 int err;
1415 /* commands available when embedded DSP is running */
1416 if (!(mgr->dsp_loaded & (1 << PCXHR_FIRMWARE_DSP_MAIN_INDEX))) {
1417 snd_iprintf(buffer, "no firmware loaded\n");
1418 return;
1419 }
1420 if (!mgr->capture_ltc) {
1421 pcxhr_init_rmh(&rmh, CMD_MANAGE_SIGNAL);
1422 rmh.cmd[0] |= MANAGE_SIGNAL_TIME_CODE;
1423 err = pcxhr_send_msg(mgr, &rmh);
1424 if (err) {
1425 snd_iprintf(buffer, "ltc not activated (%d)\n", err);
1426 return;
1427 }
1428 if (mgr->is_hr_stereo)
1429 hr222_manage_timecode(mgr, 1);
1430 else
1431 pcxhr_write_io_num_reg_cont(mgr, REG_CONT_VALSMPTE,
1432 REG_CONT_VALSMPTE, NULL);
1433 mgr->capture_ltc = 1;
1434 }
1435 pcxhr_init_rmh(&rmh, CMD_GET_TIME_CODE);
1436 err = pcxhr_send_msg(mgr, &rmh);
1437 if (err) {
1438 snd_iprintf(buffer, "ltc read error (err=%d)\n", err);
1439 return ;
1440 }
1441 ltcHrs = 10*((rmh.stat[0] >> 8) & 0x3) + (rmh.stat[0] & 0xf);
1442 ltcMin = 10*((rmh.stat[1] >> 16) & 0x7) + ((rmh.stat[1] >> 8) & 0xf);
1443 ltcSec = 10*(rmh.stat[1] & 0x7) + ((rmh.stat[2] >> 16) & 0xf);
1444 ltcFrm = 10*((rmh.stat[2] >> 8) & 0x3) + (rmh.stat[2] & 0xf);
1445
1446 snd_iprintf(buffer, "timecode: %02u:%02u:%02u-%02u\n",
1447 ltcHrs, ltcMin, ltcSec, ltcFrm);
1448 snd_iprintf(buffer, "raw: 0x%04x%06x%06x\n", rmh.stat[0] & 0x00ffff,
1449 rmh.stat[1] & 0xffffff, rmh.stat[2] & 0xffffff);
1450 /*snd_iprintf(buffer, "dsp ref time: 0x%06x%06x\n",
1451 rmh.stat[3] & 0xffffff, rmh.stat[4] & 0xffffff);*/
1452 if (!(rmh.stat[0] & TIME_CODE_VALID_MASK)) {
1453 snd_iprintf(buffer, "warning: linear timecode not valid\n");
1454 }
1455}
1456
e23e7a14 1457static void pcxhr_proc_init(struct snd_pcxhr *chip)
e12229b4
MB		 1458{
1459 struct snd_info_entry *entry;
1460
1461 if (! snd_card_proc_new(chip->card, "info", &entry))
bf850204 1462 snd_info_set_text_ops(entry, chip, pcxhr_proc_info);
e12229b4 1463 if (! snd_card_proc_new(chip->card, "sync", &entry))
bf850204 1464 snd_info_set_text_ops(entry, chip, pcxhr_proc_sync);
55aef450
MB		 1465 /* gpio available on stereo sound cards only */
1466 if (chip->mgr->is_hr_stereo &&
1467 !snd_card_proc_new(chip->card, "gpio", &entry)) {
1468 snd_info_set_text_ops(entry, chip, pcxhr_proc_gpio_read);
1469 entry->c.text.write = pcxhr_proc_gpo_write;
1470 entry->mode |= S_IWUSR;
1471 }
fdfbaf69
MB		 1472 if (!snd_card_proc_new(chip->card, "ltc", &entry))
1473 snd_info_set_text_ops(entry, chip, pcxhr_proc_ltc);
e12229b4
MB		 1474}
1475/* end of proc interface */
1476
1477/*
1478 * release all the cards assigned to a manager instance
1479 */
1480static int pcxhr_free(struct pcxhr_mgr *mgr)
1481{
1482 unsigned int i;
1483
1484 for (i = 0; i < mgr->num_cards; i++) {
1485 if (mgr->chip[i])
1486 snd_card_free(mgr->chip[i]->card);
1487 }
1488
1489 /* reset board if some firmware was loaded */
1490 if(mgr->dsp_loaded) {
1491 pcxhr_reset_board(mgr);
b59bb8ef 1492 dev_dbg(&mgr->pci->dev, "reset pcxhr !\n");
e12229b4
MB		 1493 }
1494
1495 /* release irq */
1496 if (mgr->irq >= 0)
1497 free_irq(mgr->irq, mgr);
1498
1499 pci_release_regions(mgr->pci);
1500
1501 /* free hostport purgebuffer */
1502 if (mgr->hostport.area) {
1503 snd_dma_free_pages(&mgr->hostport);
1504 mgr->hostport.area = NULL;
1505 }
1506
1507 kfree(mgr->prmh);
1508
1509 pci_disable_device(mgr->pci);
1510 kfree(mgr);
1511 return 0;
1512}
1513
1514/*
1515 * probe function - creates the card manager
1516 */
e23e7a14
BP		 1517static int pcxhr_probe(struct pci_dev *pci,
1518 const struct pci_device_id *pci_id)
e12229b4
MB		 1519{
1520 static int dev;
1521 struct pcxhr_mgr *mgr;
1522 unsigned int i;
1523 int err;
1524 size_t size;
1525 char *card_name;
1526
1527 if (dev >= SNDRV_CARDS)
1528 return -ENODEV;
1529 if (! enable[dev]) {
1530 dev++;
1531 return -ENOENT;
1532 }
1533
1534 /* enable PCI device */
1535 if ((err = pci_enable_device(pci)) < 0)
1536 return err;
1537 pci_set_master(pci);
1538
1539 /* check if we can restrict PCI DMA transfers to 32 bits */
412b979c 1540 if (dma_set_mask(&pci->dev, DMA_BIT_MASK(32)) < 0) {
b59bb8ef
TI		 1541 dev_err(&pci->dev,
1542 "architecture does not support 32bit PCI busmaster DMA\n");
e12229b4
MB		 1543 pci_disable_device(pci);
1544 return -ENXIO;
1545 }
1546
1547 /* alloc card manager */
1548 mgr = kzalloc(sizeof(*mgr), GFP_KERNEL);
1549 if (! mgr) {
1550 pci_disable_device(pci);
1551 return -ENOMEM;
1552 }
1553
d6f35e3f
JL		 1554 if (snd_BUG_ON(pci_id->driver_data >= PCI_ID_LAST)) {
1555 kfree(mgr);
1556 pci_disable_device(pci);
da3cec35 1557 return -ENODEV;
d6f35e3f 1558 }
9d948d27
MB		 1559 card_name =
1560 pcxhr_board_params[pci_id->driver_data].board_name;
1561 mgr->playback_chips =
1562 pcxhr_board_params[pci_id->driver_data].playback_chips;
1563 mgr->capture_chips =
1564 pcxhr_board_params[pci_id->driver_data].capture_chips;
1565 mgr->fw_file_set =
1566 pcxhr_board_params[pci_id->driver_data].fw_file_set;
1567 mgr->firmware_num =
1568 pcxhr_board_params[pci_id->driver_data].firmware_num;
e12229b4 1569 mgr->mono_capture = mono[dev];
9d948d27
MB		 1570 mgr->is_hr_stereo = (mgr->playback_chips == 1);
1571 mgr->board_has_aes1 = PCXHR_BOARD_HAS_AES1(mgr);
1572 mgr->board_aes_in_192k = !PCXHR_BOARD_AESIN_NO_192K(mgr);
1573
1574 if (mgr->is_hr_stereo)
1575 mgr->granularity = PCXHR_GRANULARITY_HR22;
1576 else
1577 mgr->granularity = PCXHR_GRANULARITY;
e12229b4
MB		 1578
1579 /* resource assignment */
1580 if ((err = pci_request_regions(pci, card_name)) < 0) {
1581 kfree(mgr);
1582 pci_disable_device(pci);
1583 return err;
1584 }
1585 for (i = 0; i < 3; i++)
1586 mgr->port[i] = pci_resource_start(pci, i);
1587
1588 mgr->pci = pci;
1589 mgr->irq = -1;
1590
9bef72bd
TI		 1591 if (request_threaded_irq(pci->irq, pcxhr_interrupt,
1592 pcxhr_threaded_irq, IRQF_SHARED,
1593 KBUILD_MODNAME, mgr)) {
b59bb8ef 1594 dev_err(&pci->dev, "unable to grab IRQ %d\n", pci->irq);
e12229b4
MB		 1595 pcxhr_free(mgr);
1596 return -EBUSY;
1597 }
1598 mgr->irq = pci->irq;
1599
1600 sprintf(mgr->shortname, "Digigram %s", card_name);
9d948d27
MB		 1601 sprintf(mgr->longname, "%s at 0x%lx & 0x%lx, 0x%lx irq %i",
1602 mgr->shortname,
e12229b4
MB		 1603 mgr->port[0], mgr->port[1], mgr->port[2], mgr->irq);
1604
9bef72bd
TI		 1605 /* ISR lock */
1606 mutex_init(&mgr->lock);
1607 mutex_init(&mgr->msg_lock);
e12229b4
MB		 1608
1609 /* init setup mutex*/
62932df8 1610 mutex_init(&mgr->setup_mutex);
e12229b4 1611
e12229b4 1612 mgr->prmh = kmalloc(sizeof(*mgr->prmh) +
9d948d27
MB		 1613 sizeof(u32) * (PCXHR_SIZE_MAX_LONG_STATUS -
1614 PCXHR_SIZE_MAX_STATUS),
e12229b4
MB		 1615 GFP_KERNEL);
1616 if (! mgr->prmh) {
1617 pcxhr_free(mgr);
1618 return -ENOMEM;
1619 }
1620
1621 for (i=0; i < PCXHR_MAX_CARDS; i++) {
1622 struct snd_card *card;
1623 char tmpid[16];
1624 int idx;
1625
1626 if (i >= max(mgr->playback_chips, mgr->capture_chips))
1627 break;
1628 mgr->num_cards++;
1629
1630 if (index[dev] < 0)
1631 idx = index[dev];
1632 else
1633 idx = index[dev] + i;
1634
9d948d27
MB		 1635 snprintf(tmpid, sizeof(tmpid), "%s-%d",
1636 id[dev] ? id[dev] : card_name, i);
60c5772b
TI		 1637 err = snd_card_new(&pci->dev, idx, tmpid, THIS_MODULE,
1638 0, &card);
e12229b4 1639
e58de7ba 1640 if (err < 0) {
6e1d7a51 1641 dev_err(&pci->dev, "cannot allocate the card %d\n", i);
e12229b4 1642 pcxhr_free(mgr);
e58de7ba 1643 return err;
e12229b4
MB		 1644 }
1645
1646 strcpy(card->driver, DRIVER_NAME);
1647 sprintf(card->shortname, "%s [PCM #%d]", mgr->shortname, i);
1648 sprintf(card->longname, "%s [PCM #%d]", mgr->longname, i);
1649
1650 if ((err = pcxhr_create(mgr, card, i)) < 0) {
73f6a12e 1651 snd_card_free(card);
e12229b4
MB		 1652 pcxhr_free(mgr);
1653 return err;
1654 }
1655
1656 if (i == 0)
1657 /* init proc interface only for chip0 */
1658 pcxhr_proc_init(mgr->chip[i]);
1659
1660 if ((err = snd_card_register(card)) < 0) {
1661 pcxhr_free(mgr);
1662 return err;
1663 }
1664 }
1665
1666 /* create hostport purgebuffer */
1667 size = PAGE_ALIGN(sizeof(struct pcxhr_hostport));
1668 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci),
1669 size, &mgr->hostport) < 0) {
1670 pcxhr_free(mgr);
1671 return -ENOMEM;
1672 }
1673 /* init purgebuffer */
1674 memset(mgr->hostport.area, 0, size);
1675
1676 /* create a DSP loader */
1677 err = pcxhr_setup_firmware(mgr);
1678 if (err < 0) {
1679 pcxhr_free(mgr);
1680 return err;
1681 }
1682
1683 pci_set_drvdata(pci, mgr);
1684 dev++;
1685 return 0;
1686}
1687
e23e7a14 1688static void pcxhr_remove(struct pci_dev *pci)
e12229b4
MB		 1689{
1690 pcxhr_free(pci_get_drvdata(pci));
e12229b4
MB		 1691}
1692
e9f66d9b 1693static struct pci_driver pcxhr_driver = {
3733e424 1694 .name = KBUILD_MODNAME,
e12229b4
MB		 1695 .id_table = pcxhr_ids,
1696 .probe = pcxhr_probe,
e23e7a14 1697 .remove = pcxhr_remove,
e12229b4
MB		 1698};
1699
e9f66d9b 1700module_pci_driver(pcxhr_driver);
Linux kernel - Deliverables
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