xref: /openbmc/linux/sound/pci/lola/lola.h (revision 827634ad)
1 /*
2  *  Support for Digigram Lola PCI-e boards
3  *
4  *  Copyright (c) 2011 Takashi Iwai <tiwai@suse.de>
5  *
6  *  This program is free software; you can redistribute it and/or modify it
7  *  under the terms of the GNU General Public License as published by the Free
8  *  Software Foundation; either version 2 of the License, or (at your option)
9  *  any later version.
10  *
11  *  This program is distributed in the hope that it will be useful, but WITHOUT
12  *  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13  *  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
14  *  more details.
15  *
16  *  You should have received a copy of the GNU General Public License along with
17  *  this program; if not, write to the Free Software Foundation, Inc., 59
18  *  Temple Place - Suite 330, Boston, MA  02111-1307, USA.
19  */
20 
21 #ifndef _LOLA_H
22 #define _LOLA_H
23 
24 #define DRVNAME	"snd-lola"
25 #define SFX	DRVNAME ": "
26 
27 /*
28  * Lola HD Audio Registers BAR0
29  */
30 #define LOLA_BAR0_GCAP		0x00
31 #define LOLA_BAR0_VMIN		0x02
32 #define LOLA_BAR0_VMAJ		0x03
33 #define LOLA_BAR0_OUTPAY	0x04
34 #define LOLA_BAR0_INPAY		0x06
35 #define LOLA_BAR0_GCTL		0x08
36 #define LOLA_BAR0_WAKEEN	0x0c
37 #define LOLA_BAR0_STATESTS	0x0e
38 #define LOLA_BAR0_GSTS		0x10
39 #define LOLA_BAR0_OUTSTRMPAY	0x18
40 #define LOLA_BAR0_INSTRMPAY	0x1a
41 #define LOLA_BAR0_INTCTL	0x20
42 #define LOLA_BAR0_INTSTS	0x24
43 #define LOLA_BAR0_WALCLK	0x30
44 #define LOLA_BAR0_SSYNC		0x38
45 
46 #define LOLA_BAR0_CORBLBASE	0x40
47 #define LOLA_BAR0_CORBUBASE	0x44
48 #define LOLA_BAR0_CORBWP	0x48	/* no ULONG access */
49 #define LOLA_BAR0_CORBRP	0x4a	/* no ULONG access */
50 #define LOLA_BAR0_CORBCTL	0x4c	/* no ULONG access */
51 #define LOLA_BAR0_CORBSTS	0x4d	/* UCHAR access only */
52 #define LOLA_BAR0_CORBSIZE	0x4e	/* no ULONG access */
53 
54 #define LOLA_BAR0_RIRBLBASE	0x50
55 #define LOLA_BAR0_RIRBUBASE	0x54
56 #define LOLA_BAR0_RIRBWP	0x58
57 #define LOLA_BAR0_RINTCNT	0x5a	/* no ULONG access */
58 #define LOLA_BAR0_RIRBCTL	0x5c
59 #define LOLA_BAR0_RIRBSTS	0x5d	/* UCHAR access only */
60 #define LOLA_BAR0_RIRBSIZE	0x5e	/* no ULONG access */
61 
62 #define LOLA_BAR0_ICW		0x60
63 #define LOLA_BAR0_IRR		0x64
64 #define LOLA_BAR0_ICS		0x68
65 #define LOLA_BAR0_DPLBASE	0x70
66 #define LOLA_BAR0_DPUBASE	0x74
67 
68 /* stream register offsets from stream base 0x80 */
69 #define LOLA_BAR0_SD0_OFFSET	0x80
70 #define LOLA_REG0_SD_CTL	0x00
71 #define LOLA_REG0_SD_STS	0x03
72 #define LOLA_REG0_SD_LPIB	0x04
73 #define LOLA_REG0_SD_CBL	0x08
74 #define LOLA_REG0_SD_LVI	0x0c
75 #define LOLA_REG0_SD_FIFOW	0x0e
76 #define LOLA_REG0_SD_FIFOSIZE	0x10
77 #define LOLA_REG0_SD_FORMAT	0x12
78 #define LOLA_REG0_SD_BDLPL	0x18
79 #define LOLA_REG0_SD_BDLPU	0x1c
80 
81 /*
82  * Lola Digigram Registers BAR1
83  */
84 #define LOLA_BAR1_FPGAVER	0x00
85 #define LOLA_BAR1_DEVER		0x04
86 #define LOLA_BAR1_UCBMV		0x08
87 #define LOLA_BAR1_JTAG		0x0c
88 #define LOLA_BAR1_UARTRX	0x10
89 #define LOLA_BAR1_UARTTX	0x14
90 #define LOLA_BAR1_UARTCR	0x18
91 #define LOLA_BAR1_NVRAMVER	0x1c
92 #define LOLA_BAR1_CTRLSPI	0x20
93 #define LOLA_BAR1_DSPI		0x24
94 #define LOLA_BAR1_AISPI		0x28
95 #define LOLA_BAR1_GRAN		0x2c
96 
97 #define LOLA_BAR1_DINTCTL	0x80
98 #define LOLA_BAR1_DIINTCTL	0x84
99 #define LOLA_BAR1_DOINTCTL	0x88
100 #define LOLA_BAR1_LRC		0x90
101 #define LOLA_BAR1_DINTSTS	0x94
102 #define LOLA_BAR1_DIINTSTS	0x98
103 #define LOLA_BAR1_DOINTSTS	0x9c
104 
105 #define LOLA_BAR1_DSD0_OFFSET	0xa0
106 #define LOLA_BAR1_DSD_SIZE	0x18
107 
108 #define LOLA_BAR1_DSDnSTS       0x00
109 #define LOLA_BAR1_DSDnLPIB      0x04
110 #define LOLA_BAR1_DSDnCTL       0x08
111 #define LOLA_BAR1_DSDnLVI       0x0c
112 #define LOLA_BAR1_DSDnBDPL      0x10
113 #define LOLA_BAR1_DSDnBDPU      0x14
114 
115 #define LOLA_BAR1_SSYNC		0x03e8
116 
117 #define LOLA_BAR1_BOARD_CTRL	0x0f00
118 #define LOLA_BAR1_BOARD_MODE	0x0f02
119 
120 #define LOLA_BAR1_SOURCE_GAIN_ENABLE		0x1000
121 #define LOLA_BAR1_DEST00_MIX_GAIN_ENABLE	0x1004
122 #define LOLA_BAR1_DEST31_MIX_GAIN_ENABLE	0x1080
123 #define LOLA_BAR1_SOURCE00_01_GAIN		0x1084
124 #define LOLA_BAR1_SOURCE30_31_GAIN		0x10c0
125 #define LOLA_BAR1_SOURCE_GAIN(src) \
126 	(LOLA_BAR1_SOURCE00_01_GAIN + (src) * 2)
127 #define LOLA_BAR1_DEST00_MIX00_01_GAIN		0x10c4
128 #define LOLA_BAR1_DEST00_MIX30_31_GAIN		0x1100
129 #define LOLA_BAR1_DEST01_MIX00_01_GAIN		0x1104
130 #define LOLA_BAR1_DEST01_MIX30_31_GAIN		0x1140
131 #define LOLA_BAR1_DEST31_MIX00_01_GAIN		0x1884
132 #define LOLA_BAR1_DEST31_MIX30_31_GAIN		0x18c0
133 #define LOLA_BAR1_MIX_GAIN(dest, mix) \
134 	(LOLA_BAR1_DEST00_MIX00_01_GAIN + (dest) * 0x40 + (mix) * 2)
135 #define LOLA_BAR1_ANALOG_CLIP_IN		0x18c4
136 #define LOLA_BAR1_PEAKMETERS_SOURCE00_01	0x18c8
137 #define LOLA_BAR1_PEAKMETERS_SOURCE30_31	0x1904
138 #define LOLA_BAR1_PEAKMETERS_SOURCE(src) \
139 	(LOLA_BAR1_PEAKMETERS_SOURCE00_01 + (src) * 2)
140 #define LOLA_BAR1_PEAKMETERS_DEST00_01		0x1908
141 #define LOLA_BAR1_PEAKMETERS_DEST30_31		0x1944
142 #define LOLA_BAR1_PEAKMETERS_DEST(dest) \
143 	(LOLA_BAR1_PEAKMETERS_DEST00_01 + (dest) * 2)
144 #define LOLA_BAR1_PEAKMETERS_AGC00_01		0x1948
145 #define LOLA_BAR1_PEAKMETERS_AGC14_15		0x1964
146 #define LOLA_BAR1_PEAKMETERS_AGC(x) \
147 	(LOLA_BAR1_PEAKMETERS_AGC00_01 + (x) * 2)
148 
149 /* GCTL reset bit */
150 #define LOLA_GCTL_RESET		(1 << 0)
151 /* GCTL unsolicited response enable bit */
152 #define LOLA_GCTL_UREN		(1 << 8)
153 
154 /* CORB/RIRB control, read/write pointer */
155 #define LOLA_RBCTL_DMA_EN	0x02	/* enable DMA */
156 #define LOLA_RBCTL_IRQ_EN	0x01	/* enable IRQ */
157 #define LOLA_RBRWP_CLR		0x8000	/* read/write pointer clear */
158 
159 #define LOLA_RIRB_EX_UNSOL_EV	0x40000000
160 #define LOLA_RIRB_EX_ERROR	0x80000000
161 
162 /* CORB int mask: CMEI[0] */
163 #define LOLA_CORB_INT_CMEI	0x01
164 #define LOLA_CORB_INT_MASK	LOLA_CORB_INT_CMEI
165 
166 /* RIRB int mask: overrun[2], response[0] */
167 #define LOLA_RIRB_INT_RESPONSE	0x01
168 #define LOLA_RIRB_INT_OVERRUN	0x04
169 #define LOLA_RIRB_INT_MASK	(LOLA_RIRB_INT_RESPONSE | LOLA_RIRB_INT_OVERRUN)
170 
171 /* DINTCTL and DINTSTS */
172 #define LOLA_DINT_GLOBAL	0x80000000 /* global interrupt enable bit */
173 #define LOLA_DINT_CTRL		0x40000000 /* controller interrupt enable bit */
174 #define LOLA_DINT_FIFOERR	0x20000000 /* global fifo error enable bit */
175 #define LOLA_DINT_MUERR		0x10000000 /* global microcontroller underrun error */
176 
177 /* DSDnCTL bits */
178 #define LOLA_DSD_CTL_SRST	0x01	/* stream reset bit */
179 #define LOLA_DSD_CTL_SRUN	0x02	/* stream DMA start bit */
180 #define LOLA_DSD_CTL_IOCE	0x04	/* interrupt on completion enable */
181 #define LOLA_DSD_CTL_DEIE	0x10	/* descriptor error interrupt enable */
182 #define LOLA_DSD_CTL_VLRCV	0x20	/* valid LRCountValue information in bits 8..31 */
183 #define LOLA_LRC_MASK		0xffffff00
184 
185 /* DSDnSTS */
186 #define LOLA_DSD_STS_BCIS	0x04	/* buffer completion interrupt status */
187 #define LOLA_DSD_STS_DESE	0x10	/* descriptor error interrupt */
188 #define LOLA_DSD_STS_FIFORDY	0x20	/* fifo ready */
189 
190 #define LOLA_CORB_ENTRIES	256
191 
192 #define MAX_STREAM_IN_COUNT	16
193 #define MAX_STREAM_OUT_COUNT	16
194 #define MAX_STREAM_COUNT	16
195 #define MAX_PINS		MAX_STREAM_COUNT
196 #define MAX_STREAM_BUFFER_COUNT	16
197 #define MAX_AUDIO_INOUT_COUNT	16
198 
199 #define LOLA_CLOCK_TYPE_INTERNAL    0
200 #define LOLA_CLOCK_TYPE_AES         1
201 #define LOLA_CLOCK_TYPE_AES_SYNC    2
202 #define LOLA_CLOCK_TYPE_WORDCLOCK   3
203 #define LOLA_CLOCK_TYPE_ETHERSOUND  4
204 #define LOLA_CLOCK_TYPE_VIDEO       5
205 
206 #define LOLA_CLOCK_FORMAT_NONE      0
207 #define LOLA_CLOCK_FORMAT_NTSC      1
208 #define LOLA_CLOCK_FORMAT_PAL       2
209 
210 #define MAX_SAMPLE_CLOCK_COUNT  48
211 
212 /* parameters used with mixer widget's mixer capabilities */
213 #define LOLA_PEAK_METER_CAN_AGC_MASK		1
214 #define LOLA_PEAK_METER_CAN_ANALOG_CLIP_MASK	2
215 
216 struct lola_bar {
217 	unsigned long addr;
218 	void __iomem *remap_addr;
219 };
220 
221 /* CORB/RIRB */
222 struct lola_rb {
223 	u32 *buf;		/* CORB/RIRB buffer, 8 byte per each entry */
224 	dma_addr_t addr;	/* physical address of CORB/RIRB buffer */
225 	unsigned short rp, wp;	/* read/write pointers */
226 	int cmds;		/* number of pending requests */
227 };
228 
229 /* Pin widget setup */
230 struct lola_pin {
231 	unsigned int nid;
232 	bool is_analog;
233 	unsigned int amp_mute;
234 	unsigned int amp_step_size;
235 	unsigned int amp_num_steps;
236 	unsigned int amp_offset;
237 	unsigned int max_level;
238 	unsigned int config_default_reg;
239 	unsigned int fixed_gain_list_len;
240 	unsigned int cur_gain_step;
241 };
242 
243 struct lola_pin_array {
244 	unsigned int num_pins;
245 	unsigned int num_analog_pins;
246 	struct lola_pin pins[MAX_PINS];
247 };
248 
249 /* Clock widget setup */
250 struct lola_sample_clock {
251 	unsigned int type;
252 	unsigned int format;
253 	unsigned int freq;
254 };
255 
256 struct lola_clock_widget {
257 	unsigned int nid;
258 	unsigned int items;
259 	unsigned int cur_index;
260 	unsigned int cur_freq;
261 	bool cur_valid;
262 	struct lola_sample_clock sample_clock[MAX_SAMPLE_CLOCK_COUNT];
263 	unsigned int idx_lookup[MAX_SAMPLE_CLOCK_COUNT];
264 };
265 
266 #define LOLA_MIXER_DIM      32
267 struct lola_mixer_array {
268 	u32 src_gain_enable;
269 	u32 dest_mix_gain_enable[LOLA_MIXER_DIM];
270 	u16 src_gain[LOLA_MIXER_DIM];
271 	u16 dest_mix_gain[LOLA_MIXER_DIM][LOLA_MIXER_DIM];
272 };
273 
274 /* Mixer widget setup */
275 struct lola_mixer_widget {
276 	unsigned int nid;
277 	unsigned int caps;
278 	struct lola_mixer_array __user *array;
279 	struct lola_mixer_array *array_saved;
280 	unsigned int src_stream_outs;
281 	unsigned int src_phys_ins;
282 	unsigned int dest_stream_ins;
283 	unsigned int dest_phys_outs;
284 	unsigned int src_stream_out_ofs;
285 	unsigned int dest_phys_out_ofs;
286 	unsigned int src_mask;
287 	unsigned int dest_mask;
288 };
289 
290 /* Audio stream */
291 struct lola_stream {
292 	unsigned int nid;	/* audio widget NID */
293 	unsigned int index;	/* array index */
294 	unsigned int dsd;	/* DSD index */
295 	bool can_float;
296 	struct snd_pcm_substream *substream; /* assigned PCM substream */
297 	struct lola_stream *master;	/* master stream (for multi-channel) */
298 
299 	/* buffer setup */
300 	unsigned int bufsize;
301 	unsigned int period_bytes;
302 	unsigned int frags;
303 
304 	/* format + channel setup */
305 	unsigned int format_verb;
306 
307 	/* flags */
308 	unsigned int opened:1;
309 	unsigned int prepared:1;
310 	unsigned int paused:1;
311 	unsigned int running:1;
312 };
313 
314 #define PLAY	SNDRV_PCM_STREAM_PLAYBACK
315 #define CAPT	SNDRV_PCM_STREAM_CAPTURE
316 
317 struct lola_pcm {
318 	unsigned int num_streams;
319 	struct snd_dma_buffer bdl; /* BDL buffer */
320 	struct lola_stream streams[MAX_STREAM_COUNT];
321 };
322 
323 /* card instance */
324 struct lola {
325 	struct snd_card *card;
326 	struct pci_dev *pci;
327 
328 	/* pci resources */
329 	struct lola_bar bar[2];
330 	int irq;
331 
332 	/* locks */
333 	spinlock_t reg_lock;
334 	struct mutex open_mutex;
335 
336 	/* CORB/RIRB */
337 	struct lola_rb corb;
338 	struct lola_rb rirb;
339 	unsigned int res, res_ex;	/* last read values */
340 	/* last command (for debugging) */
341 	unsigned int last_cmd_nid, last_verb, last_data, last_extdata;
342 
343 	/* CORB/RIRB buffers */
344 	struct snd_dma_buffer rb;
345 
346 	/* unsolicited events */
347 	unsigned int last_unsol_res;
348 
349 	/* streams */
350 	struct lola_pcm pcm[2];
351 
352 	/* input src */
353 	unsigned int input_src_caps_mask;
354 	unsigned int input_src_mask;
355 
356 	/* pins */
357 	struct lola_pin_array pin[2];
358 
359 	/* clock */
360 	struct lola_clock_widget clock;
361 	int ref_count_rate;
362 	unsigned int sample_rate;
363 
364 	/* mixer */
365 	struct lola_mixer_widget mixer;
366 
367 	/* hw info */
368 	unsigned int version;
369 	unsigned int lola_caps;
370 
371 	/* parameters */
372 	unsigned int granularity;
373 	unsigned int sample_rate_min;
374 	unsigned int sample_rate_max;
375 
376 	/* flags */
377 	unsigned int initialized:1;
378 	unsigned int cold_reset:1;
379 	unsigned int polling_mode:1;
380 
381 	/* for debugging */
382 	unsigned int debug_res;
383 	unsigned int debug_res_ex;
384 };
385 
386 #define BAR0	0
387 #define BAR1	1
388 
389 /* Helper macros */
390 #define lola_readl(chip, idx, name) \
391 	readl((chip)->bar[idx].remap_addr + LOLA_##idx##_##name)
392 #define lola_readw(chip, idx, name) \
393 	readw((chip)->bar[idx].remap_addr + LOLA_##idx##_##name)
394 #define lola_readb(chip, idx, name) \
395 	readb((chip)->bar[idx].remap_addr + LOLA_##idx##_##name)
396 #define lola_writel(chip, idx, name, val) \
397 	writel((val), (chip)->bar[idx].remap_addr + LOLA_##idx##_##name)
398 #define lola_writew(chip, idx, name, val) \
399 	writew((val), (chip)->bar[idx].remap_addr + LOLA_##idx##_##name)
400 #define lola_writeb(chip, idx, name, val) \
401 	writeb((val), (chip)->bar[idx].remap_addr + LOLA_##idx##_##name)
402 
403 #define lola_dsd_read(chip, dsd, name) \
404 	readl((chip)->bar[BAR1].remap_addr + LOLA_BAR1_DSD0_OFFSET + \
405 	      (LOLA_BAR1_DSD_SIZE * (dsd)) + LOLA_BAR1_DSDn##name)
406 #define lola_dsd_write(chip, dsd, name, val) \
407 	writel((val), (chip)->bar[BAR1].remap_addr + LOLA_BAR1_DSD0_OFFSET + \
408 	       (LOLA_BAR1_DSD_SIZE * (dsd)) + LOLA_BAR1_DSDn##name)
409 
410 /* GET verbs HDAudio */
411 #define LOLA_VERB_GET_STREAM_FORMAT		0xa00
412 #define LOLA_VERB_GET_AMP_GAIN_MUTE		0xb00
413 #define LOLA_VERB_PARAMETERS			0xf00
414 #define LOLA_VERB_GET_POWER_STATE		0xf05
415 #define LOLA_VERB_GET_CONV			0xf06
416 #define LOLA_VERB_GET_UNSOLICITED_RESPONSE	0xf08
417 #define LOLA_VERB_GET_DIGI_CONVERT_1		0xf0d
418 #define LOLA_VERB_GET_CONFIG_DEFAULT		0xf1c
419 #define LOLA_VERB_GET_SUBSYSTEM_ID		0xf20
420 /* GET verbs Digigram */
421 #define LOLA_VERB_GET_FIXED_GAIN		0xfc0
422 #define LOLA_VERB_GET_GAIN_SELECT		0xfc1
423 #define LOLA_VERB_GET_MAX_LEVEL			0xfc2
424 #define LOLA_VERB_GET_CLOCK_LIST		0xfc3
425 #define LOLA_VERB_GET_CLOCK_SELECT		0xfc4
426 #define LOLA_VERB_GET_CLOCK_STATUS		0xfc5
427 
428 /* SET verbs HDAudio */
429 #define LOLA_VERB_SET_STREAM_FORMAT		0x200
430 #define LOLA_VERB_SET_AMP_GAIN_MUTE		0x300
431 #define LOLA_VERB_SET_POWER_STATE		0x705
432 #define LOLA_VERB_SET_CHANNEL_STREAMID		0x706
433 #define LOLA_VERB_SET_UNSOLICITED_ENABLE	0x708
434 #define LOLA_VERB_SET_DIGI_CONVERT_1		0x70d
435 /* SET verbs Digigram */
436 #define LOLA_VERB_SET_GAIN_SELECT		0xf81
437 #define LOLA_VERB_SET_CLOCK_SELECT		0xf84
438 #define LOLA_VERB_SET_GRANULARITY_STEPS		0xf86
439 #define LOLA_VERB_SET_SOURCE_GAIN		0xf87
440 #define LOLA_VERB_SET_MIX_GAIN			0xf88
441 #define LOLA_VERB_SET_DESTINATION_GAIN		0xf89
442 #define LOLA_VERB_SET_SRC			0xf8a
443 
444 /* Parameter IDs used with LOLA_VERB_PARAMETERS */
445 #define LOLA_PAR_VENDOR_ID			0x00
446 #define LOLA_PAR_FUNCTION_TYPE			0x05
447 #define LOLA_PAR_AUDIO_WIDGET_CAP		0x09
448 #define LOLA_PAR_PCM				0x0a
449 #define LOLA_PAR_STREAM_FORMATS			0x0b
450 #define LOLA_PAR_PIN_CAP			0x0c
451 #define LOLA_PAR_AMP_IN_CAP			0x0d
452 #define LOLA_PAR_CONNLIST_LEN			0x0e
453 #define LOLA_PAR_POWER_STATE			0x0f
454 #define LOLA_PAR_GPIO_CAP			0x11
455 #define LOLA_PAR_AMP_OUT_CAP			0x12
456 #define LOLA_PAR_SPECIFIC_CAPS			0x80
457 #define LOLA_PAR_FIXED_GAIN_LIST		0x81
458 
459 /* extract results of LOLA_PAR_SPECIFIC_CAPS */
460 #define LOLA_AFG_MIXER_WIDGET_PRESENT(res)	((res & (1 << 21)) != 0)
461 #define LOLA_AFG_CLOCK_WIDGET_PRESENT(res)	((res & (1 << 20)) != 0)
462 #define LOLA_AFG_INPUT_PIN_COUNT(res)		((res >> 10) & 0x2ff)
463 #define LOLA_AFG_OUTPUT_PIN_COUNT(res)		((res) & 0x2ff)
464 
465 /* extract results of LOLA_PAR_AMP_IN_CAP / LOLA_PAR_AMP_OUT_CAP */
466 #define LOLA_AMP_MUTE_CAPABLE(res)		((res & (1 << 31)) != 0)
467 #define LOLA_AMP_STEP_SIZE(res)			((res >> 24) & 0x7f)
468 #define LOLA_AMP_NUM_STEPS(res)			((res >> 12) & 0x3ff)
469 #define LOLA_AMP_OFFSET(res)			((res) & 0x3ff)
470 
471 #define LOLA_GRANULARITY_MIN		8
472 #define LOLA_GRANULARITY_MAX		32
473 #define LOLA_GRANULARITY_STEP		8
474 
475 /* parameters used with unsolicited command/response */
476 #define LOLA_UNSOLICITED_TAG_MASK	0x3f
477 #define LOLA_UNSOLICITED_TAG		0x1a
478 #define LOLA_UNSOLICITED_ENABLE		0x80
479 #define LOLA_UNSOL_RESP_TAG_OFFSET	26
480 
481 /* count values in the Vendor Specific Mixer Widget's Audio Widget Capabilities */
482 #define LOLA_MIXER_SRC_INPUT_PLAY_SEPARATION(res)   ((res >> 2) & 0x1f)
483 #define LOLA_MIXER_DEST_REC_OUTPUT_SEPARATION(res)  ((res >> 7) & 0x1f)
484 
485 int lola_codec_write(struct lola *chip, unsigned int nid, unsigned int verb,
486 		     unsigned int data, unsigned int extdata);
487 int lola_codec_read(struct lola *chip, unsigned int nid, unsigned int verb,
488 		    unsigned int data, unsigned int extdata,
489 		    unsigned int *val, unsigned int *extval);
490 int lola_codec_flush(struct lola *chip);
491 #define lola_read_param(chip, nid, param, val) \
492 	lola_codec_read(chip, nid, LOLA_VERB_PARAMETERS, param, 0, val, NULL)
493 
494 /* PCM */
495 int lola_create_pcm(struct lola *chip);
496 void lola_free_pcm(struct lola *chip);
497 int lola_init_pcm(struct lola *chip, int dir, int *nidp);
498 void lola_pcm_update(struct lola *chip, struct lola_pcm *pcm, unsigned int bits);
499 
500 /* clock */
501 int lola_init_clock_widget(struct lola *chip, int nid);
502 int lola_set_granularity(struct lola *chip, unsigned int val, bool force);
503 int lola_enable_clock_events(struct lola *chip);
504 int lola_set_clock_index(struct lola *chip, unsigned int idx);
505 int lola_set_clock(struct lola *chip, int idx);
506 int lola_set_sample_rate(struct lola *chip, int rate);
507 bool lola_update_ext_clock_freq(struct lola *chip, unsigned int val);
508 unsigned int lola_sample_rate_convert(unsigned int coded);
509 
510 /* mixer */
511 int lola_init_pins(struct lola *chip, int dir, int *nidp);
512 int lola_init_mixer_widget(struct lola *chip, int nid);
513 void lola_free_mixer(struct lola *chip);
514 int lola_create_mixer(struct lola *chip);
515 int lola_setup_all_analog_gains(struct lola *chip, int dir, bool mute);
516 void lola_save_mixer(struct lola *chip);
517 void lola_restore_mixer(struct lola *chip);
518 int lola_set_src_config(struct lola *chip, unsigned int src_mask, bool update);
519 
520 /* proc */
521 #ifdef CONFIG_SND_DEBUG
522 void lola_proc_debug_new(struct lola *chip);
523 #else
524 #define lola_proc_debug_new(chip)
525 #endif
526 
527 #endif /* _LOLA_H */
528