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writeback: split writeback_inodes_wb
[linux-2.6/next.git] / sound / pci / pcxhr / pcxhr_mix22.c
blob1cb82c0a9cb3f4942b258464af2163aa7a0f5064
1 /*
2 * Driver for Digigram pcxhr compatible soundcards
3 *
4 * mixer interface for stereo cards
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 #include <linux/delay.h>
24 #include <linux/io.h>
25 #include <sound/core.h>
26 #include <sound/control.h>
27 #include <sound/tlv.h>
28 #include <sound/asoundef.h>
29 #include "pcxhr.h"
30 #include "pcxhr_core.h"
31 #include "pcxhr_mix22.h"
32
33
34 /* registers used on the DSP and Xilinx (port 2) : HR stereo cards only */
35 #define PCXHR_DSP_RESET 0x20
36 #define PCXHR_XLX_CFG 0x24
37 #define PCXHR_XLX_RUER 0x28
38 #define PCXHR_XLX_DATA 0x2C
39 #define PCXHR_XLX_STATUS 0x30
40 #define PCXHR_XLX_LOFREQ 0x34
41 #define PCXHR_XLX_HIFREQ 0x38
42 #define PCXHR_XLX_CSUER 0x3C
43 #define PCXHR_XLX_SELMIC 0x40
44
45 #define PCXHR_DSP 2
46
47 /* byte access only ! */
48 #define PCXHR_INPB(mgr, x) inb((mgr)->port[PCXHR_DSP] + (x))
49 #define PCXHR_OUTPB(mgr, x, data) outb((data), (mgr)->port[PCXHR_DSP] + (x))
50
51
52 /* values for PCHR_DSP_RESET register */
53 #define PCXHR_DSP_RESET_DSP 0x01
54 #define PCXHR_DSP_RESET_MUTE 0x02
55 #define PCXHR_DSP_RESET_CODEC 0x08
56 #define PCXHR_DSP_RESET_GPO_OFFSET 5
57 #define PCXHR_DSP_RESET_GPO_MASK 0x60
58
59 /* values for PCHR_XLX_CFG register */
60 #define PCXHR_CFG_SYNCDSP_MASK 0x80
61 #define PCXHR_CFG_DEPENDENCY_MASK 0x60
62 #define PCXHR_CFG_INDEPENDANT_SEL 0x00
63 #define PCXHR_CFG_MASTER_SEL 0x40
64 #define PCXHR_CFG_SLAVE_SEL 0x20
65 #define PCXHR_CFG_DATA_UER1_SEL_MASK 0x10 /* 0 (UER0), 1(UER1) */
66 #define PCXHR_CFG_DATAIN_SEL_MASK 0x08 /* 0 (ana), 1 (UER) */
67 #define PCXHR_CFG_SRC_MASK 0x04 /* 0 (Bypass), 1 (SRC Actif) */
68 #define PCXHR_CFG_CLOCK_UER1_SEL_MASK 0x02 /* 0 (UER0), 1(UER1) */
69 #define PCXHR_CFG_CLOCKIN_SEL_MASK 0x01 /* 0 (internal), 1 (AES/EBU) */
70
71 /* values for PCHR_XLX_DATA register */
72 #define PCXHR_DATA_CODEC 0x80
73 #define AKM_POWER_CONTROL_CMD 0xA007
74 #define AKM_RESET_ON_CMD 0xA100
75 #define AKM_RESET_OFF_CMD 0xA103
76 #define AKM_CLOCK_INF_55K_CMD 0xA240
77 #define AKM_CLOCK_SUP_55K_CMD 0xA24D
78 #define AKM_MUTE_CMD 0xA38D
79 #define AKM_UNMUTE_CMD 0xA30D
80 #define AKM_LEFT_LEVEL_CMD 0xA600
81 #define AKM_RIGHT_LEVEL_CMD 0xA700
82
83 /* values for PCHR_XLX_STATUS register - READ */
84 #define PCXHR_STAT_SRC_LOCK 0x01
85 #define PCXHR_STAT_LEVEL_IN 0x02
86 #define PCXHR_STAT_GPI_OFFSET 2
87 #define PCXHR_STAT_GPI_MASK 0x0C
88 #define PCXHR_STAT_MIC_CAPS 0x10
89 /* values for PCHR_XLX_STATUS register - WRITE */
90 #define PCXHR_STAT_FREQ_SYNC_MASK 0x01
91 #define PCXHR_STAT_FREQ_UER1_MASK 0x02
92 #define PCXHR_STAT_FREQ_SAVE_MASK 0x80
93
94 /* values for PCHR_XLX_CSUER register */
95 #define PCXHR_SUER1_BIT_U_READ_MASK 0x80
96 #define PCXHR_SUER1_BIT_C_READ_MASK 0x40
97 #define PCXHR_SUER1_DATA_PRESENT_MASK 0x20
98 #define PCXHR_SUER1_CLOCK_PRESENT_MASK 0x10
99 #define PCXHR_SUER_BIT_U_READ_MASK 0x08
100 #define PCXHR_SUER_BIT_C_READ_MASK 0x04
101 #define PCXHR_SUER_DATA_PRESENT_MASK 0x02
102 #define PCXHR_SUER_CLOCK_PRESENT_MASK 0x01
103
104 #define PCXHR_SUER_BIT_U_WRITE_MASK 0x02
105 #define PCXHR_SUER_BIT_C_WRITE_MASK 0x01
106
107 /* values for PCXHR_XLX_SELMIC register - WRITE */
108 #define PCXHR_SELMIC_PREAMPLI_OFFSET 2
109 #define PCXHR_SELMIC_PREAMPLI_MASK 0x0C
110 #define PCXHR_SELMIC_PHANTOM_ALIM 0x80
111
112
113 static const unsigned char g_hr222_p_level[] = {
114 0x00, /* [000] -49.5 dB: AKM[000] = -1.#INF dB (mute) */
115 0x01, /* [001] -49.0 dB: AKM[001] = -48.131 dB (diff=0.86920 dB) */
116 0x01, /* [002] -48.5 dB: AKM[001] = -48.131 dB (diff=0.36920 dB) */
117 0x01, /* [003] -48.0 dB: AKM[001] = -48.131 dB (diff=0.13080 dB) */
118 0x01, /* [004] -47.5 dB: AKM[001] = -48.131 dB (diff=0.63080 dB) */
119 0x01, /* [005] -46.5 dB: AKM[001] = -48.131 dB (diff=1.63080 dB) */
120 0x01, /* [006] -47.0 dB: AKM[001] = -48.131 dB (diff=1.13080 dB) */
121 0x01, /* [007] -46.0 dB: AKM[001] = -48.131 dB (diff=2.13080 dB) */
122 0x01, /* [008] -45.5 dB: AKM[001] = -48.131 dB (diff=2.63080 dB) */
123 0x02, /* [009] -45.0 dB: AKM[002] = -42.110 dB (diff=2.88980 dB) */
124 0x02, /* [010] -44.5 dB: AKM[002] = -42.110 dB (diff=2.38980 dB) */
125 0x02, /* [011] -44.0 dB: AKM[002] = -42.110 dB (diff=1.88980 dB) */
126 0x02, /* [012] -43.5 dB: AKM[002] = -42.110 dB (diff=1.38980 dB) */
127 0x02, /* [013] -43.0 dB: AKM[002] = -42.110 dB (diff=0.88980 dB) */
128 0x02, /* [014] -42.5 dB: AKM[002] = -42.110 dB (diff=0.38980 dB) */
129 0x02, /* [015] -42.0 dB: AKM[002] = -42.110 dB (diff=0.11020 dB) */
130 0x02, /* [016] -41.5 dB: AKM[002] = -42.110 dB (diff=0.61020 dB) */
131 0x02, /* [017] -41.0 dB: AKM[002] = -42.110 dB (diff=1.11020 dB) */
132 0x02, /* [018] -40.5 dB: AKM[002] = -42.110 dB (diff=1.61020 dB) */
133 0x03, /* [019] -40.0 dB: AKM[003] = -38.588 dB (diff=1.41162 dB) */
134 0x03, /* [020] -39.5 dB: AKM[003] = -38.588 dB (diff=0.91162 dB) */
135 0x03, /* [021] -39.0 dB: AKM[003] = -38.588 dB (diff=0.41162 dB) */
136 0x03, /* [022] -38.5 dB: AKM[003] = -38.588 dB (diff=0.08838 dB) */
137 0x03, /* [023] -38.0 dB: AKM[003] = -38.588 dB (diff=0.58838 dB) */
138 0x03, /* [024] -37.5 dB: AKM[003] = -38.588 dB (diff=1.08838 dB) */
139 0x04, /* [025] -37.0 dB: AKM[004] = -36.090 dB (diff=0.91040 dB) */
140 0x04, /* [026] -36.5 dB: AKM[004] = -36.090 dB (diff=0.41040 dB) */
141 0x04, /* [027] -36.0 dB: AKM[004] = -36.090 dB (diff=0.08960 dB) */
142 0x04, /* [028] -35.5 dB: AKM[004] = -36.090 dB (diff=0.58960 dB) */
143 0x05, /* [029] -35.0 dB: AKM[005] = -34.151 dB (diff=0.84860 dB) */
144 0x05, /* [030] -34.5 dB: AKM[005] = -34.151 dB (diff=0.34860 dB) */
145 0x05, /* [031] -34.0 dB: AKM[005] = -34.151 dB (diff=0.15140 dB) */
146 0x05, /* [032] -33.5 dB: AKM[005] = -34.151 dB (diff=0.65140 dB) */
147 0x06, /* [033] -33.0 dB: AKM[006] = -32.568 dB (diff=0.43222 dB) */
148 0x06, /* [034] -32.5 dB: AKM[006] = -32.568 dB (diff=0.06778 dB) */
149 0x06, /* [035] -32.0 dB: AKM[006] = -32.568 dB (diff=0.56778 dB) */
150 0x07, /* [036] -31.5 dB: AKM[007] = -31.229 dB (diff=0.27116 dB) */
151 0x07, /* [037] -31.0 dB: AKM[007] = -31.229 dB (diff=0.22884 dB) */
152 0x08, /* [038] -30.5 dB: AKM[008] = -30.069 dB (diff=0.43100 dB) */
153 0x08, /* [039] -30.0 dB: AKM[008] = -30.069 dB (diff=0.06900 dB) */
154 0x09, /* [040] -29.5 dB: AKM[009] = -29.046 dB (diff=0.45405 dB) */
155 0x09, /* [041] -29.0 dB: AKM[009] = -29.046 dB (diff=0.04595 dB) */
156 0x0a, /* [042] -28.5 dB: AKM[010] = -28.131 dB (diff=0.36920 dB) */
157 0x0a, /* [043] -28.0 dB: AKM[010] = -28.131 dB (diff=0.13080 dB) */
158 0x0b, /* [044] -27.5 dB: AKM[011] = -27.303 dB (diff=0.19705 dB) */
159 0x0b, /* [045] -27.0 dB: AKM[011] = -27.303 dB (diff=0.30295 dB) */
160 0x0c, /* [046] -26.5 dB: AKM[012] = -26.547 dB (diff=0.04718 dB) */
161 0x0d, /* [047] -26.0 dB: AKM[013] = -25.852 dB (diff=0.14806 dB) */
162 0x0e, /* [048] -25.5 dB: AKM[014] = -25.208 dB (diff=0.29176 dB) */
163 0x0e, /* [049] -25.0 dB: AKM[014] = -25.208 dB (diff=0.20824 dB) */
164 0x0f, /* [050] -24.5 dB: AKM[015] = -24.609 dB (diff=0.10898 dB) */
165 0x10, /* [051] -24.0 dB: AKM[016] = -24.048 dB (diff=0.04840 dB) */
166 0x11, /* [052] -23.5 dB: AKM[017] = -23.522 dB (diff=0.02183 dB) */
167 0x12, /* [053] -23.0 dB: AKM[018] = -23.025 dB (diff=0.02535 dB) */
168 0x13, /* [054] -22.5 dB: AKM[019] = -22.556 dB (diff=0.05573 dB) */
169 0x14, /* [055] -22.0 dB: AKM[020] = -22.110 dB (diff=0.11020 dB) */
170 0x15, /* [056] -21.5 dB: AKM[021] = -21.686 dB (diff=0.18642 dB) */
171 0x17, /* [057] -21.0 dB: AKM[023] = -20.896 dB (diff=0.10375 dB) */
172 0x18, /* [058] -20.5 dB: AKM[024] = -20.527 dB (diff=0.02658 dB) */
173 0x1a, /* [059] -20.0 dB: AKM[026] = -19.831 dB (diff=0.16866 dB) */
174 0x1b, /* [060] -19.5 dB: AKM[027] = -19.504 dB (diff=0.00353 dB) */
175 0x1d, /* [061] -19.0 dB: AKM[029] = -18.883 dB (diff=0.11716 dB) */
176 0x1e, /* [062] -18.5 dB: AKM[030] = -18.588 dB (diff=0.08838 dB) */
177 0x20, /* [063] -18.0 dB: AKM[032] = -18.028 dB (diff=0.02780 dB) */
178 0x22, /* [064] -17.5 dB: AKM[034] = -17.501 dB (diff=0.00123 dB) */
179 0x24, /* [065] -17.0 dB: AKM[036] = -17.005 dB (diff=0.00475 dB) */
180 0x26, /* [066] -16.5 dB: AKM[038] = -16.535 dB (diff=0.03513 dB) */
181 0x28, /* [067] -16.0 dB: AKM[040] = -16.090 dB (diff=0.08960 dB) */
182 0x2b, /* [068] -15.5 dB: AKM[043] = -15.461 dB (diff=0.03857 dB) */
183 0x2d, /* [069] -15.0 dB: AKM[045] = -15.067 dB (diff=0.06655 dB) */
184 0x30, /* [070] -14.5 dB: AKM[048] = -14.506 dB (diff=0.00598 dB) */
185 0x33, /* [071] -14.0 dB: AKM[051] = -13.979 dB (diff=0.02060 dB) */
186 0x36, /* [072] -13.5 dB: AKM[054] = -13.483 dB (diff=0.01707 dB) */
187 0x39, /* [073] -13.0 dB: AKM[057] = -13.013 dB (diff=0.01331 dB) */
188 0x3c, /* [074] -12.5 dB: AKM[060] = -12.568 dB (diff=0.06778 dB) */
189 0x40, /* [075] -12.0 dB: AKM[064] = -12.007 dB (diff=0.00720 dB) */
190 0x44, /* [076] -11.5 dB: AKM[068] = -11.481 dB (diff=0.01937 dB) */
191 0x48, /* [077] -11.0 dB: AKM[072] = -10.984 dB (diff=0.01585 dB) */
192 0x4c, /* [078] -10.5 dB: AKM[076] = -10.515 dB (diff=0.01453 dB) */
193 0x51, /* [079] -10.0 dB: AKM[081] = -9.961 dB (diff=0.03890 dB) */
194 0x55, /* [080] -9.5 dB: AKM[085] = -9.542 dB (diff=0.04243 dB) */
195 0x5a, /* [081] -9.0 dB: AKM[090] = -9.046 dB (diff=0.04595 dB) */
196 0x60, /* [082] -8.5 dB: AKM[096] = -8.485 dB (diff=0.01462 dB) */
197 0x66, /* [083] -8.0 dB: AKM[102] = -7.959 dB (diff=0.04120 dB) */
198 0x6c, /* [084] -7.5 dB: AKM[108] = -7.462 dB (diff=0.03767 dB) */
199 0x72, /* [085] -7.0 dB: AKM[114] = -6.993 dB (diff=0.00729 dB) */
200 0x79, /* [086] -6.5 dB: AKM[121] = -6.475 dB (diff=0.02490 dB) */
201 0x80, /* [087] -6.0 dB: AKM[128] = -5.987 dB (diff=0.01340 dB) */
202 0x87, /* [088] -5.5 dB: AKM[135] = -5.524 dB (diff=0.02413 dB) */
203 0x8f, /* [089] -5.0 dB: AKM[143] = -5.024 dB (diff=0.02408 dB) */
204 0x98, /* [090] -4.5 dB: AKM[152] = -4.494 dB (diff=0.00607 dB) */
205 0xa1, /* [091] -4.0 dB: AKM[161] = -3.994 dB (diff=0.00571 dB) */
206 0xaa, /* [092] -3.5 dB: AKM[170] = -3.522 dB (diff=0.02183 dB) */
207 0xb5, /* [093] -3.0 dB: AKM[181] = -2.977 dB (diff=0.02277 dB) */
208 0xbf, /* [094] -2.5 dB: AKM[191] = -2.510 dB (diff=0.01014 dB) */
209 0xcb, /* [095] -2.0 dB: AKM[203] = -1.981 dB (diff=0.01912 dB) */
210 0xd7, /* [096] -1.5 dB: AKM[215] = -1.482 dB (diff=0.01797 dB) */
211 0xe3, /* [097] -1.0 dB: AKM[227] = -1.010 dB (diff=0.01029 dB) */
212 0xf1, /* [098] -0.5 dB: AKM[241] = -0.490 dB (diff=0.00954 dB) */
213 0xff, /* [099] +0.0 dB: AKM[255] = +0.000 dB (diff=0.00000 dB) */
214 };
215
216
217 static void hr222_config_akm(struct pcxhr_mgr *mgr, unsigned short data)
218 {
219 unsigned short mask = 0x8000;
220 /* activate access to codec registers */
221 PCXHR_INPB(mgr, PCXHR_XLX_HIFREQ);
222
223 while (mask) {
224 PCXHR_OUTPB(mgr, PCXHR_XLX_DATA,
225 data & mask ? PCXHR_DATA_CODEC : 0);
226 mask >>= 1;
227 }
228 /* termiate access to codec registers */
229 PCXHR_INPB(mgr, PCXHR_XLX_RUER);
230 }
231
232
233 static int hr222_set_hw_playback_level(struct pcxhr_mgr *mgr,
234 int idx, int level)
235 {
236 unsigned short cmd;
237 if (idx > 1 ||
238 level < 0 ||
239 level >= ARRAY_SIZE(g_hr222_p_level))
240 return -EINVAL;
241
242 if (idx == 0)
243 cmd = AKM_LEFT_LEVEL_CMD;
244 else
245 cmd = AKM_RIGHT_LEVEL_CMD;
246
247 /* conversion from PmBoardCodedLevel to AKM nonlinear programming */
248 cmd += g_hr222_p_level[level];
249
250 hr222_config_akm(mgr, cmd);
251 return 0;
252 }
253
254
255 static int hr222_set_hw_capture_level(struct pcxhr_mgr *mgr,
256 int level_l, int level_r, int level_mic)
257 {
258 /* program all input levels at the same time */
259 unsigned int data;
260 int i;
261
262 if (!mgr->capture_chips)
263 return -EINVAL; /* no PCX22 */
264
265 data = ((level_mic & 0xff) << 24); /* micro is mono, but apply */
266 data |= ((level_mic & 0xff) << 16); /* level on both channels */
267 data |= ((level_r & 0xff) << 8); /* line input right channel */
268 data |= (level_l & 0xff); /* line input left channel */
269
270 PCXHR_INPB(mgr, PCXHR_XLX_DATA); /* activate input codec */
271 /* send 32 bits (4 x 8 bits) */
272 for (i = 0; i < 32; i++, data <<= 1) {
273 PCXHR_OUTPB(mgr, PCXHR_XLX_DATA,
274 (data & 0x80000000) ? PCXHR_DATA_CODEC : 0);
275 }
276 PCXHR_INPB(mgr, PCXHR_XLX_RUER); /* close input level codec */
277 return 0;
278 }
279
280 static void hr222_micro_boost(struct pcxhr_mgr *mgr, int level);
281
282 int hr222_sub_init(struct pcxhr_mgr *mgr)
283 {
284 unsigned char reg;
285
286 mgr->board_has_analog = 1; /* analog always available */
287 mgr->xlx_cfg = PCXHR_CFG_SYNCDSP_MASK;
288
289 reg = PCXHR_INPB(mgr, PCXHR_XLX_STATUS);
290 if (reg & PCXHR_STAT_MIC_CAPS)
291 mgr->board_has_mic = 1; /* microphone available */
292 snd_printdd("MIC input available = %d\n", mgr->board_has_mic);
293
294 /* reset codec */
295 PCXHR_OUTPB(mgr, PCXHR_DSP_RESET,
296 PCXHR_DSP_RESET_DSP);
297 msleep(5);
298 mgr->dsp_reset = PCXHR_DSP_RESET_DSP |
299 PCXHR_DSP_RESET_MUTE |
300 PCXHR_DSP_RESET_CODEC;
301 PCXHR_OUTPB(mgr, PCXHR_DSP_RESET, mgr->dsp_reset);
302 /* hr222_write_gpo(mgr, 0); does the same */
303 msleep(5);
304
305 /* config AKM */
306 hr222_config_akm(mgr, AKM_POWER_CONTROL_CMD);
307 hr222_config_akm(mgr, AKM_CLOCK_INF_55K_CMD);
308 hr222_config_akm(mgr, AKM_UNMUTE_CMD);
309 hr222_config_akm(mgr, AKM_RESET_OFF_CMD);
310
311 /* init micro boost */
312 hr222_micro_boost(mgr, 0);
313
314 return 0;
315 }
316
317
318 /* calc PLL register */
319 /* TODO : there is a very similar fct in pcxhr.c */
320 static int hr222_pll_freq_register(unsigned int freq,
321 unsigned int *pllreg,
322 unsigned int *realfreq)
323 {
324 unsigned int reg;
325
326 if (freq < 6900 || freq > 219000)
327 return -EINVAL;
328 reg = (28224000 * 2) / freq;
329 reg = (reg - 1) / 2;
330 if (reg < 0x100)
331 *pllreg = reg + 0xC00;
332 else if (reg < 0x200)
333 *pllreg = reg + 0x800;
334 else if (reg < 0x400)
335 *pllreg = reg & 0x1ff;
336 else if (reg < 0x800) {
337 *pllreg = ((reg >> 1) & 0x1ff) + 0x200;
338 reg &= ~1;
339 } else {
340 *pllreg = ((reg >> 2) & 0x1ff) + 0x400;
341 reg &= ~3;
342 }
343 if (realfreq)
344 *realfreq = (28224000 / (reg + 1));
345 return 0;
346 }
347
348 int hr222_sub_set_clock(struct pcxhr_mgr *mgr,
349 unsigned int rate,
350 int *changed)
351 {
352 unsigned int speed, pllreg = 0;
353 int err;
354 unsigned realfreq = rate;
355
356 switch (mgr->use_clock_type) {
357 case HR22_CLOCK_TYPE_INTERNAL:
358 err = hr222_pll_freq_register(rate, &pllreg, &realfreq);
359 if (err)
360 return err;
361
362 mgr->xlx_cfg &= ~(PCXHR_CFG_CLOCKIN_SEL_MASK |
363 PCXHR_CFG_CLOCK_UER1_SEL_MASK);
364 break;
365 case HR22_CLOCK_TYPE_AES_SYNC:
366 mgr->xlx_cfg |= PCXHR_CFG_CLOCKIN_SEL_MASK;
367 mgr->xlx_cfg &= ~PCXHR_CFG_CLOCK_UER1_SEL_MASK;
368 break;
369 case HR22_CLOCK_TYPE_AES_1:
370 if (!mgr->board_has_aes1)
371 return -EINVAL;
372
373 mgr->xlx_cfg |= (PCXHR_CFG_CLOCKIN_SEL_MASK |
374 PCXHR_CFG_CLOCK_UER1_SEL_MASK);
375 break;
376 default:
377 return -EINVAL;
378 }
379 hr222_config_akm(mgr, AKM_MUTE_CMD);
380
381 if (mgr->use_clock_type == HR22_CLOCK_TYPE_INTERNAL) {
382 PCXHR_OUTPB(mgr, PCXHR_XLX_HIFREQ, pllreg >> 8);
383 PCXHR_OUTPB(mgr, PCXHR_XLX_LOFREQ, pllreg & 0xff);
384 }
385
386 /* set clock source */
387 PCXHR_OUTPB(mgr, PCXHR_XLX_CFG, mgr->xlx_cfg);
388
389 /* codec speed modes */
390 speed = rate < 55000 ? 0 : 1;
391 if (mgr->codec_speed != speed) {
392 mgr->codec_speed = speed;
393 if (speed == 0)
394 hr222_config_akm(mgr, AKM_CLOCK_INF_55K_CMD);
395 else
396 hr222_config_akm(mgr, AKM_CLOCK_SUP_55K_CMD);
397 }
398
399 mgr->sample_rate_real = realfreq;
400 mgr->cur_clock_type = mgr->use_clock_type;
401
402 if (changed)
403 *changed = 1;
404
405 hr222_config_akm(mgr, AKM_UNMUTE_CMD);
406
407 snd_printdd("set_clock to %dHz (realfreq=%d pllreg=%x)\n",
408 rate, realfreq, pllreg);
409 return 0;
410 }
411
412 int hr222_get_external_clock(struct pcxhr_mgr *mgr,
413 enum pcxhr_clock_type clock_type,
414 int *sample_rate)
415 {
416 int rate, calc_rate = 0;
417 unsigned int ticks;
418 unsigned char mask, reg;
419
420 if (clock_type == HR22_CLOCK_TYPE_AES_SYNC) {
421
422 mask = (PCXHR_SUER_CLOCK_PRESENT_MASK |
423 PCXHR_SUER_DATA_PRESENT_MASK);
424 reg = PCXHR_STAT_FREQ_SYNC_MASK;
425
426 } else if (clock_type == HR22_CLOCK_TYPE_AES_1 && mgr->board_has_aes1) {
427
428 mask = (PCXHR_SUER1_CLOCK_PRESENT_MASK |
429 PCXHR_SUER1_DATA_PRESENT_MASK);
430 reg = PCXHR_STAT_FREQ_UER1_MASK;
431
432 } else {
433 snd_printdd("get_external_clock : type %d not supported\n",
434 clock_type);
435 return -EINVAL; /* other clocks not supported */
436 }
437
438 if ((PCXHR_INPB(mgr, PCXHR_XLX_CSUER) & mask) != mask) {
439 snd_printdd("get_external_clock(%d) = 0 Hz\n", clock_type);
440 *sample_rate = 0;
441 return 0; /* no external clock locked */
442 }
443
444 PCXHR_OUTPB(mgr, PCXHR_XLX_STATUS, reg); /* calculate freq */
445
446 /* save the measured clock frequency */
447 reg |= PCXHR_STAT_FREQ_SAVE_MASK;
448
449 if (mgr->last_reg_stat != reg) {
450 udelay(500); /* wait min 2 cycles of lowest freq (8000) */
451 mgr->last_reg_stat = reg;
452 }
453
454 PCXHR_OUTPB(mgr, PCXHR_XLX_STATUS, reg); /* save */
455
456 /* get the frequency */
457 ticks = (unsigned int)PCXHR_INPB(mgr, PCXHR_XLX_CFG);
458 ticks = (ticks & 0x03) << 8;
459 ticks |= (unsigned int)PCXHR_INPB(mgr, PCXHR_DSP_RESET);
460
461 if (ticks != 0)
462 calc_rate = 28224000 / ticks;
463 /* rounding */
464 if (calc_rate > 184200)
465 rate = 192000;
466 else if (calc_rate > 152200)
467 rate = 176400;
468 else if (calc_rate > 112000)
469 rate = 128000;
470 else if (calc_rate > 92100)
471 rate = 96000;
472 else if (calc_rate > 76100)
473 rate = 88200;
474 else if (calc_rate > 56000)
475 rate = 64000;
476 else if (calc_rate > 46050)
477 rate = 48000;
478 else if (calc_rate > 38050)
479 rate = 44100;
480 else if (calc_rate > 28000)
481 rate = 32000;
482 else if (calc_rate > 23025)
483 rate = 24000;
484 else if (calc_rate > 19025)
485 rate = 22050;
486 else if (calc_rate > 14000)
487 rate = 16000;
488 else if (calc_rate > 11512)
489 rate = 12000;
490 else if (calc_rate > 9512)
491 rate = 11025;
492 else if (calc_rate > 7000)
493 rate = 8000;
494 else
495 rate = 0;
496
497 snd_printdd("External clock is at %d Hz (measured %d Hz)\n",
498 rate, calc_rate);
499 *sample_rate = rate;
500 return 0;
501 }
502
503
504 int hr222_read_gpio(struct pcxhr_mgr *mgr, int is_gpi, int *value)
505 {
506 if (is_gpi) {
507 unsigned char reg = PCXHR_INPB(mgr, PCXHR_XLX_STATUS);
508 *value = (int)(reg & PCXHR_STAT_GPI_MASK) >>
509 PCXHR_STAT_GPI_OFFSET;
510 } else {
511 *value = (int)(mgr->dsp_reset & PCXHR_DSP_RESET_GPO_MASK) >>
512 PCXHR_DSP_RESET_GPO_OFFSET;
513 }
514 return 0;
515 }
516
517
518 int hr222_write_gpo(struct pcxhr_mgr *mgr, int value)
519 {
520 unsigned char reg = mgr->dsp_reset & ~PCXHR_DSP_RESET_GPO_MASK;
521
522 reg |= (unsigned char)(value << PCXHR_DSP_RESET_GPO_OFFSET) &
523 PCXHR_DSP_RESET_GPO_MASK;
524
525 PCXHR_OUTPB(mgr, PCXHR_DSP_RESET, reg);
526 mgr->dsp_reset = reg;
527 return 0;
528 }
529
530
531 int hr222_update_analog_audio_level(struct snd_pcxhr *chip,
532 int is_capture, int channel)
533 {
534 snd_printdd("hr222_update_analog_audio_level(%s chan=%d)\n",
535 is_capture ? "capture" : "playback", channel);
536 if (is_capture) {
537 int level_l, level_r, level_mic;
538 /* we have to update all levels */
539 if (chip->analog_capture_active) {
540 level_l = chip->analog_capture_volume[0];
541 level_r = chip->analog_capture_volume[1];
542 } else {
543 level_l = HR222_LINE_CAPTURE_LEVEL_MIN;
544 level_r = HR222_LINE_CAPTURE_LEVEL_MIN;
545 }
546 if (chip->mic_active)
547 level_mic = chip->mic_volume;
548 else
549 level_mic = HR222_MICRO_CAPTURE_LEVEL_MIN;
550 return hr222_set_hw_capture_level(chip->mgr,
551 level_l, level_r, level_mic);
552 } else {
553 int vol;
554 if (chip->analog_playback_active[channel])
555 vol = chip->analog_playback_volume[channel];
556 else
557 vol = HR222_LINE_PLAYBACK_LEVEL_MIN;
558 return hr222_set_hw_playback_level(chip->mgr, channel, vol);
559 }
560 }
561
562
563 /*texts[5] = {"Line", "Digital", "Digi+SRC", "Mic", "Line+Mic"}*/
564 #define SOURCE_LINE 0
565 #define SOURCE_DIGITAL 1
566 #define SOURCE_DIGISRC 2
567 #define SOURCE_MIC 3
568 #define SOURCE_LINEMIC 4
569
570 int hr222_set_audio_source(struct snd_pcxhr *chip)
571 {
572 int digital = 0;
573 /* default analog source */
574 chip->mgr->xlx_cfg &= ~(PCXHR_CFG_SRC_MASK |
575 PCXHR_CFG_DATAIN_SEL_MASK |
576 PCXHR_CFG_DATA_UER1_SEL_MASK);
577
578 if (chip->audio_capture_source == SOURCE_DIGISRC) {
579 chip->mgr->xlx_cfg |= PCXHR_CFG_SRC_MASK;
580 digital = 1;
581 } else {
582 if (chip->audio_capture_source == SOURCE_DIGITAL)
583 digital = 1;
584 }
585 if (digital) {
586 chip->mgr->xlx_cfg |= PCXHR_CFG_DATAIN_SEL_MASK;
587 if (chip->mgr->board_has_aes1) {
588 /* get data from the AES1 plug */
589 chip->mgr->xlx_cfg |= PCXHR_CFG_DATA_UER1_SEL_MASK;
590 }
591 /* chip->mic_active = 0; */
592 /* chip->analog_capture_active = 0; */
593 } else {
594 int update_lvl = 0;
595 chip->analog_capture_active = 0;
596 chip->mic_active = 0;
597 if (chip->audio_capture_source == SOURCE_LINE ||
598 chip->audio_capture_source == SOURCE_LINEMIC) {
599 if (chip->analog_capture_active == 0)
600 update_lvl = 1;
601 chip->analog_capture_active = 1;
602 }
603 if (chip->audio_capture_source == SOURCE_MIC ||
604 chip->audio_capture_source == SOURCE_LINEMIC) {
605 if (chip->mic_active == 0)
606 update_lvl = 1;
607 chip->mic_active = 1;
608 }
609 if (update_lvl) {
610 /* capture: update all 3 mutes/unmutes with one call */
611 hr222_update_analog_audio_level(chip, 1, 0);
612 }
613 }
614 /* set the source infos (max 3 bits modified) */
615 PCXHR_OUTPB(chip->mgr, PCXHR_XLX_CFG, chip->mgr->xlx_cfg);
616 return 0;
617 }
618
619
620 int hr222_iec958_capture_byte(struct snd_pcxhr *chip,
621 int aes_idx, unsigned char *aes_bits)
622 {
623 unsigned char idx = (unsigned char)(aes_idx * 8);
624 unsigned char temp = 0;
625 unsigned char mask = chip->mgr->board_has_aes1 ?
626 PCXHR_SUER1_BIT_C_READ_MASK : PCXHR_SUER_BIT_C_READ_MASK;
627 int i;
628 for (i = 0; i < 8; i++) {
629 PCXHR_OUTPB(chip->mgr, PCXHR_XLX_RUER, idx++); /* idx < 192 */
630 temp <<= 1;
631 if (PCXHR_INPB(chip->mgr, PCXHR_XLX_CSUER) & mask)
632 temp |= 1;
633 }
634 snd_printdd("read iec958 AES %d byte %d = 0x%x\n",
635 chip->chip_idx, aes_idx, temp);
636 *aes_bits = temp;
637 return 0;
638 }
639
640
641 int hr222_iec958_update_byte(struct snd_pcxhr *chip,
642 int aes_idx, unsigned char aes_bits)
643 {
644 int i;
645 unsigned char new_bits = aes_bits;
646 unsigned char old_bits = chip->aes_bits[aes_idx];
647 unsigned char idx = (unsigned char)(aes_idx * 8);
648 for (i = 0; i < 8; i++) {
649 if ((old_bits & 0x01) != (new_bits & 0x01)) {
650 /* idx < 192 */
651 PCXHR_OUTPB(chip->mgr, PCXHR_XLX_RUER, idx);
652 /* write C and U bit */
653 PCXHR_OUTPB(chip->mgr, PCXHR_XLX_CSUER, new_bits&0x01 ?
654 PCXHR_SUER_BIT_C_WRITE_MASK : 0);
655 }
656 idx++;
657 old_bits >>= 1;
658 new_bits >>= 1;
659 }
660 chip->aes_bits[aes_idx] = aes_bits;
661 return 0;
662 }
663
664 static void hr222_micro_boost(struct pcxhr_mgr *mgr, int level)
665 {
666 unsigned char boost_mask;
667 boost_mask = (unsigned char) (level << PCXHR_SELMIC_PREAMPLI_OFFSET);
668 if (boost_mask & (~PCXHR_SELMIC_PREAMPLI_MASK))
669 return; /* only values form 0 to 3 accepted */
670
671 mgr->xlx_selmic &= ~PCXHR_SELMIC_PREAMPLI_MASK;
672 mgr->xlx_selmic |= boost_mask;
673
674 PCXHR_OUTPB(mgr, PCXHR_XLX_SELMIC, mgr->xlx_selmic);
675
676 snd_printdd("hr222_micro_boost : set %x\n", boost_mask);
677 }
678
679 static void hr222_phantom_power(struct pcxhr_mgr *mgr, int power)
680 {
681 if (power)
682 mgr->xlx_selmic |= PCXHR_SELMIC_PHANTOM_ALIM;
683 else
684 mgr->xlx_selmic &= ~PCXHR_SELMIC_PHANTOM_ALIM;
685
686 PCXHR_OUTPB(mgr, PCXHR_XLX_SELMIC, mgr->xlx_selmic);
687
688 snd_printdd("hr222_phantom_power : set %d\n", power);
689 }
690
691
692 /* mic level */
693 static const DECLARE_TLV_DB_SCALE(db_scale_mic_hr222, -9850, 50, 650);
694
695 static int hr222_mic_vol_info(struct snd_kcontrol *kcontrol,
696 struct snd_ctl_elem_info *uinfo)
697 {
698 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
699 uinfo->count = 1;
700 uinfo->value.integer.min = HR222_MICRO_CAPTURE_LEVEL_MIN; /* -98 dB */
701 /* gains from 9 dB to 31.5 dB not recommended; use micboost instead */
702 uinfo->value.integer.max = HR222_MICRO_CAPTURE_LEVEL_MAX; /* +7 dB */
703 return 0;
704 }
705
706 static int hr222_mic_vol_get(struct snd_kcontrol *kcontrol,
707 struct snd_ctl_elem_value *ucontrol)
708 {
709 struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
710 mutex_lock(&chip->mgr->mixer_mutex);
711 ucontrol->value.integer.value[0] = chip->mic_volume;
712 mutex_unlock(&chip->mgr->mixer_mutex);
713 return 0;
714 }
715
716 static int hr222_mic_vol_put(struct snd_kcontrol *kcontrol,
717 struct snd_ctl_elem_value *ucontrol)
718 {
719 struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
720 int changed = 0;
721 mutex_lock(&chip->mgr->mixer_mutex);
722 if (chip->mic_volume != ucontrol->value.integer.value[0]) {
723 changed = 1;
724 chip->mic_volume = ucontrol->value.integer.value[0];
725 hr222_update_analog_audio_level(chip, 1, 0);
726 }
727 mutex_unlock(&chip->mgr->mixer_mutex);
728 return changed;
729 }
730
731 static struct snd_kcontrol_new hr222_control_mic_level = {
732 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
733 .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
734 SNDRV_CTL_ELEM_ACCESS_TLV_READ),
735 .name = "Mic Capture Volume",
736 .info = hr222_mic_vol_info,
737 .get = hr222_mic_vol_get,
738 .put = hr222_mic_vol_put,
739 .tlv = { .p = db_scale_mic_hr222 },
740 };
741
742
743 /* mic boost level */
744 static const DECLARE_TLV_DB_SCALE(db_scale_micboost_hr222, 0, 1800, 5400);
745
746 static int hr222_mic_boost_info(struct snd_kcontrol *kcontrol,
747 struct snd_ctl_elem_info *uinfo)
748 {
749 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
750 uinfo->count = 1;
751 uinfo->value.integer.min = 0; /* 0 dB */
752 uinfo->value.integer.max = 3; /* 54 dB */
753 return 0;
754 }
755
756 static int hr222_mic_boost_get(struct snd_kcontrol *kcontrol,
757 struct snd_ctl_elem_value *ucontrol)
758 {
759 struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
760 mutex_lock(&chip->mgr->mixer_mutex);
761 ucontrol->value.integer.value[0] = chip->mic_boost;
762 mutex_unlock(&chip->mgr->mixer_mutex);
763 return 0;
764 }
765
766 static int hr222_mic_boost_put(struct snd_kcontrol *kcontrol,
767 struct snd_ctl_elem_value *ucontrol)
768 {
769 struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
770 int changed = 0;
771 mutex_lock(&chip->mgr->mixer_mutex);
772 if (chip->mic_boost != ucontrol->value.integer.value[0]) {
773 changed = 1;
774 chip->mic_boost = ucontrol->value.integer.value[0];
775 hr222_micro_boost(chip->mgr, chip->mic_boost);
776 }
777 mutex_unlock(&chip->mgr->mixer_mutex);
778 return changed;
779 }
780
781 static struct snd_kcontrol_new hr222_control_mic_boost = {
782 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
783 .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
784 SNDRV_CTL_ELEM_ACCESS_TLV_READ),
785 .name = "MicBoost Capture Volume",
786 .info = hr222_mic_boost_info,
787 .get = hr222_mic_boost_get,
788 .put = hr222_mic_boost_put,
789 .tlv = { .p = db_scale_micboost_hr222 },
790 };
791
792
793 /******************* Phantom power switch *******************/
794 #define hr222_phantom_power_info snd_ctl_boolean_mono_info
795
796 static int hr222_phantom_power_get(struct snd_kcontrol *kcontrol,
797 struct snd_ctl_elem_value *ucontrol)
798 {
799 struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
800 mutex_lock(&chip->mgr->mixer_mutex);
801 ucontrol->value.integer.value[0] = chip->phantom_power;
802 mutex_unlock(&chip->mgr->mixer_mutex);
803 return 0;
804 }
805
806 static int hr222_phantom_power_put(struct snd_kcontrol *kcontrol,
807 struct snd_ctl_elem_value *ucontrol)
808 {
809 struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
810 int power, changed = 0;
811
812 mutex_lock(&chip->mgr->mixer_mutex);
813 power = !!ucontrol->value.integer.value[0];
814 if (chip->phantom_power != power) {
815 hr222_phantom_power(chip->mgr, power);
816 chip->phantom_power = power;
817 changed = 1;
818 }
819 mutex_unlock(&chip->mgr->mixer_mutex);
820 return changed;
821 }
822
823 static struct snd_kcontrol_new hr222_phantom_power_switch = {
824 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
825 .name = "Phantom Power Switch",
826 .info = hr222_phantom_power_info,
827 .get = hr222_phantom_power_get,
828 .put = hr222_phantom_power_put,
829 };
830
831
832 int hr222_add_mic_controls(struct snd_pcxhr *chip)
833 {
834 int err;
835 if (!chip->mgr->board_has_mic)
836 return 0;
837
838 /* controls */
839 err = snd_ctl_add(chip->card, snd_ctl_new1(&hr222_control_mic_level,
840 chip));
841 if (err < 0)
842 return err;
843
844 err = snd_ctl_add(chip->card, snd_ctl_new1(&hr222_control_mic_boost,
845 chip));
846 if (err < 0)
847 return err;
848
849 err = snd_ctl_add(chip->card, snd_ctl_new1(&hr222_phantom_power_switch,
850 chip));
851 return err;
852 }
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