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vmalloc: fix __GFP_HIGHMEM usage for vmalloc_32 on 32b systems
[linux/fpc-iii.git] / sound / pci / pcxhr / pcxhr_mix22.c
blob8b4d0282efb8ecde05fc61870e9a2fec226c93c2
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 <linux/pci.h>
26 #include <sound/core.h>
27 #include <sound/control.h>
28 #include <sound/tlv.h>
29 #include <sound/asoundef.h>
30 #include "pcxhr.h"
31 #include "pcxhr_core.h"
32 #include "pcxhr_mix22.h"
33
34
35 /* registers used on the DSP and Xilinx (port 2) : HR stereo cards only */
36 #define PCXHR_DSP_RESET 0x20
37 #define PCXHR_XLX_CFG 0x24
38 #define PCXHR_XLX_RUER 0x28
39 #define PCXHR_XLX_DATA 0x2C
40 #define PCXHR_XLX_STATUS 0x30
41 #define PCXHR_XLX_LOFREQ 0x34
42 #define PCXHR_XLX_HIFREQ 0x38
43 #define PCXHR_XLX_CSUER 0x3C
44 #define PCXHR_XLX_SELMIC 0x40
45
46 #define PCXHR_DSP 2
47
48 /* byte access only ! */
49 #define PCXHR_INPB(mgr, x) inb((mgr)->port[PCXHR_DSP] + (x))
50 #define PCXHR_OUTPB(mgr, x, data) outb((data), (mgr)->port[PCXHR_DSP] + (x))
51
52
53 /* values for PCHR_DSP_RESET register */
54 #define PCXHR_DSP_RESET_DSP 0x01
55 #define PCXHR_DSP_RESET_MUTE 0x02
56 #define PCXHR_DSP_RESET_CODEC 0x08
57 #define PCXHR_DSP_RESET_SMPTE 0x10
58 #define PCXHR_DSP_RESET_GPO_OFFSET 5
59 #define PCXHR_DSP_RESET_GPO_MASK 0x60
60
61 /* values for PCHR_XLX_CFG register */
62 #define PCXHR_CFG_SYNCDSP_MASK 0x80
63 #define PCXHR_CFG_DEPENDENCY_MASK 0x60
64 #define PCXHR_CFG_INDEPENDANT_SEL 0x00
65 #define PCXHR_CFG_MASTER_SEL 0x40
66 #define PCXHR_CFG_SLAVE_SEL 0x20
67 #define PCXHR_CFG_DATA_UER1_SEL_MASK 0x10 /* 0 (UER0), 1(UER1) */
68 #define PCXHR_CFG_DATAIN_SEL_MASK 0x08 /* 0 (ana), 1 (UER) */
69 #define PCXHR_CFG_SRC_MASK 0x04 /* 0 (Bypass), 1 (SRC Actif) */
70 #define PCXHR_CFG_CLOCK_UER1_SEL_MASK 0x02 /* 0 (UER0), 1(UER1) */
71 #define PCXHR_CFG_CLOCKIN_SEL_MASK 0x01 /* 0 (internal), 1 (AES/EBU) */
72
73 /* values for PCHR_XLX_DATA register */
74 #define PCXHR_DATA_CODEC 0x80
75 #define AKM_POWER_CONTROL_CMD 0xA007
76 #define AKM_RESET_ON_CMD 0xA100
77 #define AKM_RESET_OFF_CMD 0xA103
78 #define AKM_CLOCK_INF_55K_CMD 0xA240
79 #define AKM_CLOCK_SUP_55K_CMD 0xA24D
80 #define AKM_MUTE_CMD 0xA38D
81 #define AKM_UNMUTE_CMD 0xA30D
82 #define AKM_LEFT_LEVEL_CMD 0xA600
83 #define AKM_RIGHT_LEVEL_CMD 0xA700
84
85 /* values for PCHR_XLX_STATUS register - READ */
86 #define PCXHR_STAT_SRC_LOCK 0x01
87 #define PCXHR_STAT_LEVEL_IN 0x02
88 #define PCXHR_STAT_GPI_OFFSET 2
89 #define PCXHR_STAT_GPI_MASK 0x0C
90 #define PCXHR_STAT_MIC_CAPS 0x10
91 /* values for PCHR_XLX_STATUS register - WRITE */
92 #define PCXHR_STAT_FREQ_SYNC_MASK 0x01
93 #define PCXHR_STAT_FREQ_UER1_MASK 0x02
94 #define PCXHR_STAT_FREQ_SAVE_MASK 0x80
95
96 /* values for PCHR_XLX_CSUER register */
97 #define PCXHR_SUER1_BIT_U_READ_MASK 0x80
98 #define PCXHR_SUER1_BIT_C_READ_MASK 0x40
99 #define PCXHR_SUER1_DATA_PRESENT_MASK 0x20
100 #define PCXHR_SUER1_CLOCK_PRESENT_MASK 0x10
101 #define PCXHR_SUER_BIT_U_READ_MASK 0x08
102 #define PCXHR_SUER_BIT_C_READ_MASK 0x04
103 #define PCXHR_SUER_DATA_PRESENT_MASK 0x02
104 #define PCXHR_SUER_CLOCK_PRESENT_MASK 0x01
105
106 #define PCXHR_SUER_BIT_U_WRITE_MASK 0x02
107 #define PCXHR_SUER_BIT_C_WRITE_MASK 0x01
108
109 /* values for PCXHR_XLX_SELMIC register - WRITE */
110 #define PCXHR_SELMIC_PREAMPLI_OFFSET 2
111 #define PCXHR_SELMIC_PREAMPLI_MASK 0x0C
112 #define PCXHR_SELMIC_PHANTOM_ALIM 0x80
113
114
115 static const unsigned char g_hr222_p_level[] = {
116 0x00, /* [000] -49.5 dB: AKM[000] = -1.#INF dB (mute) */
117 0x01, /* [001] -49.0 dB: AKM[001] = -48.131 dB (diff=0.86920 dB) */
118 0x01, /* [002] -48.5 dB: AKM[001] = -48.131 dB (diff=0.36920 dB) */
119 0x01, /* [003] -48.0 dB: AKM[001] = -48.131 dB (diff=0.13080 dB) */
120 0x01, /* [004] -47.5 dB: AKM[001] = -48.131 dB (diff=0.63080 dB) */
121 0x01, /* [005] -46.5 dB: AKM[001] = -48.131 dB (diff=1.63080 dB) */
122 0x01, /* [006] -47.0 dB: AKM[001] = -48.131 dB (diff=1.13080 dB) */
123 0x01, /* [007] -46.0 dB: AKM[001] = -48.131 dB (diff=2.13080 dB) */
124 0x01, /* [008] -45.5 dB: AKM[001] = -48.131 dB (diff=2.63080 dB) */
125 0x02, /* [009] -45.0 dB: AKM[002] = -42.110 dB (diff=2.88980 dB) */
126 0x02, /* [010] -44.5 dB: AKM[002] = -42.110 dB (diff=2.38980 dB) */
127 0x02, /* [011] -44.0 dB: AKM[002] = -42.110 dB (diff=1.88980 dB) */
128 0x02, /* [012] -43.5 dB: AKM[002] = -42.110 dB (diff=1.38980 dB) */
129 0x02, /* [013] -43.0 dB: AKM[002] = -42.110 dB (diff=0.88980 dB) */
130 0x02, /* [014] -42.5 dB: AKM[002] = -42.110 dB (diff=0.38980 dB) */
131 0x02, /* [015] -42.0 dB: AKM[002] = -42.110 dB (diff=0.11020 dB) */
132 0x02, /* [016] -41.5 dB: AKM[002] = -42.110 dB (diff=0.61020 dB) */
133 0x02, /* [017] -41.0 dB: AKM[002] = -42.110 dB (diff=1.11020 dB) */
134 0x02, /* [018] -40.5 dB: AKM[002] = -42.110 dB (diff=1.61020 dB) */
135 0x03, /* [019] -40.0 dB: AKM[003] = -38.588 dB (diff=1.41162 dB) */
136 0x03, /* [020] -39.5 dB: AKM[003] = -38.588 dB (diff=0.91162 dB) */
137 0x03, /* [021] -39.0 dB: AKM[003] = -38.588 dB (diff=0.41162 dB) */
138 0x03, /* [022] -38.5 dB: AKM[003] = -38.588 dB (diff=0.08838 dB) */
139 0x03, /* [023] -38.0 dB: AKM[003] = -38.588 dB (diff=0.58838 dB) */
140 0x03, /* [024] -37.5 dB: AKM[003] = -38.588 dB (diff=1.08838 dB) */
141 0x04, /* [025] -37.0 dB: AKM[004] = -36.090 dB (diff=0.91040 dB) */
142 0x04, /* [026] -36.5 dB: AKM[004] = -36.090 dB (diff=0.41040 dB) */
143 0x04, /* [027] -36.0 dB: AKM[004] = -36.090 dB (diff=0.08960 dB) */
144 0x04, /* [028] -35.5 dB: AKM[004] = -36.090 dB (diff=0.58960 dB) */
145 0x05, /* [029] -35.0 dB: AKM[005] = -34.151 dB (diff=0.84860 dB) */
146 0x05, /* [030] -34.5 dB: AKM[005] = -34.151 dB (diff=0.34860 dB) */
147 0x05, /* [031] -34.0 dB: AKM[005] = -34.151 dB (diff=0.15140 dB) */
148 0x05, /* [032] -33.5 dB: AKM[005] = -34.151 dB (diff=0.65140 dB) */
149 0x06, /* [033] -33.0 dB: AKM[006] = -32.568 dB (diff=0.43222 dB) */
150 0x06, /* [034] -32.5 dB: AKM[006] = -32.568 dB (diff=0.06778 dB) */
151 0x06, /* [035] -32.0 dB: AKM[006] = -32.568 dB (diff=0.56778 dB) */
152 0x07, /* [036] -31.5 dB: AKM[007] = -31.229 dB (diff=0.27116 dB) */
153 0x07, /* [037] -31.0 dB: AKM[007] = -31.229 dB (diff=0.22884 dB) */
154 0x08, /* [038] -30.5 dB: AKM[008] = -30.069 dB (diff=0.43100 dB) */
155 0x08, /* [039] -30.0 dB: AKM[008] = -30.069 dB (diff=0.06900 dB) */
156 0x09, /* [040] -29.5 dB: AKM[009] = -29.046 dB (diff=0.45405 dB) */
157 0x09, /* [041] -29.0 dB: AKM[009] = -29.046 dB (diff=0.04595 dB) */
158 0x0a, /* [042] -28.5 dB: AKM[010] = -28.131 dB (diff=0.36920 dB) */
159 0x0a, /* [043] -28.0 dB: AKM[010] = -28.131 dB (diff=0.13080 dB) */
160 0x0b, /* [044] -27.5 dB: AKM[011] = -27.303 dB (diff=0.19705 dB) */
161 0x0b, /* [045] -27.0 dB: AKM[011] = -27.303 dB (diff=0.30295 dB) */
162 0x0c, /* [046] -26.5 dB: AKM[012] = -26.547 dB (diff=0.04718 dB) */
163 0x0d, /* [047] -26.0 dB: AKM[013] = -25.852 dB (diff=0.14806 dB) */
164 0x0e, /* [048] -25.5 dB: AKM[014] = -25.208 dB (diff=0.29176 dB) */
165 0x0e, /* [049] -25.0 dB: AKM[014] = -25.208 dB (diff=0.20824 dB) */
166 0x0f, /* [050] -24.5 dB: AKM[015] = -24.609 dB (diff=0.10898 dB) */
167 0x10, /* [051] -24.0 dB: AKM[016] = -24.048 dB (diff=0.04840 dB) */
168 0x11, /* [052] -23.5 dB: AKM[017] = -23.522 dB (diff=0.02183 dB) */
169 0x12, /* [053] -23.0 dB: AKM[018] = -23.025 dB (diff=0.02535 dB) */
170 0x13, /* [054] -22.5 dB: AKM[019] = -22.556 dB (diff=0.05573 dB) */
171 0x14, /* [055] -22.0 dB: AKM[020] = -22.110 dB (diff=0.11020 dB) */
172 0x15, /* [056] -21.5 dB: AKM[021] = -21.686 dB (diff=0.18642 dB) */
173 0x17, /* [057] -21.0 dB: AKM[023] = -20.896 dB (diff=0.10375 dB) */
174 0x18, /* [058] -20.5 dB: AKM[024] = -20.527 dB (diff=0.02658 dB) */
175 0x1a, /* [059] -20.0 dB: AKM[026] = -19.831 dB (diff=0.16866 dB) */
176 0x1b, /* [060] -19.5 dB: AKM[027] = -19.504 dB (diff=0.00353 dB) */
177 0x1d, /* [061] -19.0 dB: AKM[029] = -18.883 dB (diff=0.11716 dB) */
178 0x1e, /* [062] -18.5 dB: AKM[030] = -18.588 dB (diff=0.08838 dB) */
179 0x20, /* [063] -18.0 dB: AKM[032] = -18.028 dB (diff=0.02780 dB) */
180 0x22, /* [064] -17.5 dB: AKM[034] = -17.501 dB (diff=0.00123 dB) */
181 0x24, /* [065] -17.0 dB: AKM[036] = -17.005 dB (diff=0.00475 dB) */
182 0x26, /* [066] -16.5 dB: AKM[038] = -16.535 dB (diff=0.03513 dB) */
183 0x28, /* [067] -16.0 dB: AKM[040] = -16.090 dB (diff=0.08960 dB) */
184 0x2b, /* [068] -15.5 dB: AKM[043] = -15.461 dB (diff=0.03857 dB) */
185 0x2d, /* [069] -15.0 dB: AKM[045] = -15.067 dB (diff=0.06655 dB) */
186 0x30, /* [070] -14.5 dB: AKM[048] = -14.506 dB (diff=0.00598 dB) */
187 0x33, /* [071] -14.0 dB: AKM[051] = -13.979 dB (diff=0.02060 dB) */
188 0x36, /* [072] -13.5 dB: AKM[054] = -13.483 dB (diff=0.01707 dB) */
189 0x39, /* [073] -13.0 dB: AKM[057] = -13.013 dB (diff=0.01331 dB) */
190 0x3c, /* [074] -12.5 dB: AKM[060] = -12.568 dB (diff=0.06778 dB) */
191 0x40, /* [075] -12.0 dB: AKM[064] = -12.007 dB (diff=0.00720 dB) */
192 0x44, /* [076] -11.5 dB: AKM[068] = -11.481 dB (diff=0.01937 dB) */
193 0x48, /* [077] -11.0 dB: AKM[072] = -10.984 dB (diff=0.01585 dB) */
194 0x4c, /* [078] -10.5 dB: AKM[076] = -10.515 dB (diff=0.01453 dB) */
195 0x51, /* [079] -10.0 dB: AKM[081] = -9.961 dB (diff=0.03890 dB) */
196 0x55, /* [080] -9.5 dB: AKM[085] = -9.542 dB (diff=0.04243 dB) */
197 0x5a, /* [081] -9.0 dB: AKM[090] = -9.046 dB (diff=0.04595 dB) */
198 0x60, /* [082] -8.5 dB: AKM[096] = -8.485 dB (diff=0.01462 dB) */
199 0x66, /* [083] -8.0 dB: AKM[102] = -7.959 dB (diff=0.04120 dB) */
200 0x6c, /* [084] -7.5 dB: AKM[108] = -7.462 dB (diff=0.03767 dB) */
201 0x72, /* [085] -7.0 dB: AKM[114] = -6.993 dB (diff=0.00729 dB) */
202 0x79, /* [086] -6.5 dB: AKM[121] = -6.475 dB (diff=0.02490 dB) */
203 0x80, /* [087] -6.0 dB: AKM[128] = -5.987 dB (diff=0.01340 dB) */
204 0x87, /* [088] -5.5 dB: AKM[135] = -5.524 dB (diff=0.02413 dB) */
205 0x8f, /* [089] -5.0 dB: AKM[143] = -5.024 dB (diff=0.02408 dB) */
206 0x98, /* [090] -4.5 dB: AKM[152] = -4.494 dB (diff=0.00607 dB) */
207 0xa1, /* [091] -4.0 dB: AKM[161] = -3.994 dB (diff=0.00571 dB) */
208 0xaa, /* [092] -3.5 dB: AKM[170] = -3.522 dB (diff=0.02183 dB) */
209 0xb5, /* [093] -3.0 dB: AKM[181] = -2.977 dB (diff=0.02277 dB) */
210 0xbf, /* [094] -2.5 dB: AKM[191] = -2.510 dB (diff=0.01014 dB) */
211 0xcb, /* [095] -2.0 dB: AKM[203] = -1.981 dB (diff=0.01912 dB) */
212 0xd7, /* [096] -1.5 dB: AKM[215] = -1.482 dB (diff=0.01797 dB) */
213 0xe3, /* [097] -1.0 dB: AKM[227] = -1.010 dB (diff=0.01029 dB) */
214 0xf1, /* [098] -0.5 dB: AKM[241] = -0.490 dB (diff=0.00954 dB) */
215 0xff, /* [099] +0.0 dB: AKM[255] = +0.000 dB (diff=0.00000 dB) */
216 };
217
218
219 static void hr222_config_akm(struct pcxhr_mgr *mgr, unsigned short data)
220 {
221 unsigned short mask = 0x8000;
222 /* activate access to codec registers */
223 PCXHR_INPB(mgr, PCXHR_XLX_HIFREQ);
224
225 while (mask) {
226 PCXHR_OUTPB(mgr, PCXHR_XLX_DATA,
227 data & mask ? PCXHR_DATA_CODEC : 0);
228 mask >>= 1;
229 }
230 /* termiate access to codec registers */
231 PCXHR_INPB(mgr, PCXHR_XLX_RUER);
232 }
233
234
235 static int hr222_set_hw_playback_level(struct pcxhr_mgr *mgr,
236 int idx, int level)
237 {
238 unsigned short cmd;
239 if (idx > 1 ||
240 level < 0 ||
241 level >= ARRAY_SIZE(g_hr222_p_level))
242 return -EINVAL;
243
244 if (idx == 0)
245 cmd = AKM_LEFT_LEVEL_CMD;
246 else
247 cmd = AKM_RIGHT_LEVEL_CMD;
248
249 /* conversion from PmBoardCodedLevel to AKM nonlinear programming */
250 cmd += g_hr222_p_level[level];
251
252 hr222_config_akm(mgr, cmd);
253 return 0;
254 }
255
256
257 static int hr222_set_hw_capture_level(struct pcxhr_mgr *mgr,
258 int level_l, int level_r, int level_mic)
259 {
260 /* program all input levels at the same time */
261 unsigned int data;
262 int i;
263
264 if (!mgr->capture_chips)
265 return -EINVAL; /* no PCX22 */
266
267 data = ((level_mic & 0xff) << 24); /* micro is mono, but apply */
268 data |= ((level_mic & 0xff) << 16); /* level on both channels */
269 data |= ((level_r & 0xff) << 8); /* line input right channel */
270 data |= (level_l & 0xff); /* line input left channel */
271
272 PCXHR_INPB(mgr, PCXHR_XLX_DATA); /* activate input codec */
273 /* send 32 bits (4 x 8 bits) */
274 for (i = 0; i < 32; i++, data <<= 1) {
275 PCXHR_OUTPB(mgr, PCXHR_XLX_DATA,
276 (data & 0x80000000) ? PCXHR_DATA_CODEC : 0);
277 }
278 PCXHR_INPB(mgr, PCXHR_XLX_RUER); /* close input level codec */
279 return 0;
280 }
281
282 static void hr222_micro_boost(struct pcxhr_mgr *mgr, int level);
283
284 int hr222_sub_init(struct pcxhr_mgr *mgr)
285 {
286 unsigned char reg;
287
288 mgr->board_has_analog = 1; /* analog always available */
289 mgr->xlx_cfg = PCXHR_CFG_SYNCDSP_MASK;
290
291 reg = PCXHR_INPB(mgr, PCXHR_XLX_STATUS);
292 if (reg & PCXHR_STAT_MIC_CAPS)
293 mgr->board_has_mic = 1; /* microphone available */
294 dev_dbg(&mgr->pci->dev,
295 "MIC input available = %d\n", mgr->board_has_mic);
296
297 /* reset codec */
298 PCXHR_OUTPB(mgr, PCXHR_DSP_RESET,
299 PCXHR_DSP_RESET_DSP);
300 msleep(5);
301 mgr->dsp_reset = PCXHR_DSP_RESET_DSP |
302 PCXHR_DSP_RESET_MUTE |
303 PCXHR_DSP_RESET_CODEC;
304 PCXHR_OUTPB(mgr, PCXHR_DSP_RESET, mgr->dsp_reset);
305 /* hr222_write_gpo(mgr, 0); does the same */
306 msleep(5);
307
308 /* config AKM */
309 hr222_config_akm(mgr, AKM_POWER_CONTROL_CMD);
310 hr222_config_akm(mgr, AKM_CLOCK_INF_55K_CMD);
311 hr222_config_akm(mgr, AKM_UNMUTE_CMD);
312 hr222_config_akm(mgr, AKM_RESET_OFF_CMD);
313
314 /* init micro boost */
315 hr222_micro_boost(mgr, 0);
316
317 return 0;
318 }
319
320
321 /* calc PLL register */
322 /* TODO : there is a very similar fct in pcxhr.c */
323 static int hr222_pll_freq_register(unsigned int freq,
324 unsigned int *pllreg,
325 unsigned int *realfreq)
326 {
327 unsigned int reg;
328
329 if (freq < 6900 || freq > 219000)
330 return -EINVAL;
331 reg = (28224000 * 2) / freq;
332 reg = (reg - 1) / 2;
333 if (reg < 0x100)
334 *pllreg = reg + 0xC00;
335 else if (reg < 0x200)
336 *pllreg = reg + 0x800;
337 else if (reg < 0x400)
338 *pllreg = reg & 0x1ff;
339 else if (reg < 0x800) {
340 *pllreg = ((reg >> 1) & 0x1ff) + 0x200;
341 reg &= ~1;
342 } else {
343 *pllreg = ((reg >> 2) & 0x1ff) + 0x400;
344 reg &= ~3;
345 }
346 if (realfreq)
347 *realfreq = (28224000 / (reg + 1));
348 return 0;
349 }
350
351 int hr222_sub_set_clock(struct pcxhr_mgr *mgr,
352 unsigned int rate,
353 int *changed)
354 {
355 unsigned int speed, pllreg = 0;
356 int err;
357 unsigned realfreq = rate;
358
359 switch (mgr->use_clock_type) {
360 case HR22_CLOCK_TYPE_INTERNAL:
361 err = hr222_pll_freq_register(rate, &pllreg, &realfreq);
362 if (err)
363 return err;
364
365 mgr->xlx_cfg &= ~(PCXHR_CFG_CLOCKIN_SEL_MASK |
366 PCXHR_CFG_CLOCK_UER1_SEL_MASK);
367 break;
368 case HR22_CLOCK_TYPE_AES_SYNC:
369 mgr->xlx_cfg |= PCXHR_CFG_CLOCKIN_SEL_MASK;
370 mgr->xlx_cfg &= ~PCXHR_CFG_CLOCK_UER1_SEL_MASK;
371 break;
372 case HR22_CLOCK_TYPE_AES_1:
373 if (!mgr->board_has_aes1)
374 return -EINVAL;
375
376 mgr->xlx_cfg |= (PCXHR_CFG_CLOCKIN_SEL_MASK |
377 PCXHR_CFG_CLOCK_UER1_SEL_MASK);
378 break;
379 default:
380 return -EINVAL;
381 }
382 hr222_config_akm(mgr, AKM_MUTE_CMD);
383
384 if (mgr->use_clock_type == HR22_CLOCK_TYPE_INTERNAL) {
385 PCXHR_OUTPB(mgr, PCXHR_XLX_HIFREQ, pllreg >> 8);
386 PCXHR_OUTPB(mgr, PCXHR_XLX_LOFREQ, pllreg & 0xff);
387 }
388
389 /* set clock source */
390 PCXHR_OUTPB(mgr, PCXHR_XLX_CFG, mgr->xlx_cfg);
391
392 /* codec speed modes */
393 speed = rate < 55000 ? 0 : 1;
394 if (mgr->codec_speed != speed) {
395 mgr->codec_speed = speed;
396 if (speed == 0)
397 hr222_config_akm(mgr, AKM_CLOCK_INF_55K_CMD);
398 else
399 hr222_config_akm(mgr, AKM_CLOCK_SUP_55K_CMD);
400 }
401
402 mgr->sample_rate_real = realfreq;
403 mgr->cur_clock_type = mgr->use_clock_type;
404
405 if (changed)
406 *changed = 1;
407
408 hr222_config_akm(mgr, AKM_UNMUTE_CMD);
409
410 dev_dbg(&mgr->pci->dev, "set_clock to %dHz (realfreq=%d pllreg=%x)\n",
411 rate, realfreq, pllreg);
412 return 0;
413 }
414
415 int hr222_get_external_clock(struct pcxhr_mgr *mgr,
416 enum pcxhr_clock_type clock_type,
417 int *sample_rate)
418 {
419 int rate, calc_rate = 0;
420 unsigned int ticks;
421 unsigned char mask, reg;
422
423 if (clock_type == HR22_CLOCK_TYPE_AES_SYNC) {
424
425 mask = (PCXHR_SUER_CLOCK_PRESENT_MASK |
426 PCXHR_SUER_DATA_PRESENT_MASK);
427 reg = PCXHR_STAT_FREQ_SYNC_MASK;
428
429 } else if (clock_type == HR22_CLOCK_TYPE_AES_1 && mgr->board_has_aes1) {
430
431 mask = (PCXHR_SUER1_CLOCK_PRESENT_MASK |
432 PCXHR_SUER1_DATA_PRESENT_MASK);
433 reg = PCXHR_STAT_FREQ_UER1_MASK;
434
435 } else {
436 dev_dbg(&mgr->pci->dev,
437 "get_external_clock : type %d not supported\n",
438 clock_type);
439 return -EINVAL; /* other clocks not supported */
440 }
441
442 if ((PCXHR_INPB(mgr, PCXHR_XLX_CSUER) & mask) != mask) {
443 dev_dbg(&mgr->pci->dev,
444 "get_external_clock(%d) = 0 Hz\n", clock_type);
445 *sample_rate = 0;
446 return 0; /* no external clock locked */
447 }
448
449 PCXHR_OUTPB(mgr, PCXHR_XLX_STATUS, reg); /* calculate freq */
450
451 /* save the measured clock frequency */
452 reg |= PCXHR_STAT_FREQ_SAVE_MASK;
453
454 if (mgr->last_reg_stat != reg) {
455 udelay(500); /* wait min 2 cycles of lowest freq (8000) */
456 mgr->last_reg_stat = reg;
457 }
458
459 PCXHR_OUTPB(mgr, PCXHR_XLX_STATUS, reg); /* save */
460
461 /* get the frequency */
462 ticks = (unsigned int)PCXHR_INPB(mgr, PCXHR_XLX_CFG);
463 ticks = (ticks & 0x03) << 8;
464 ticks |= (unsigned int)PCXHR_INPB(mgr, PCXHR_DSP_RESET);
465
466 if (ticks != 0)
467 calc_rate = 28224000 / ticks;
468 /* rounding */
469 if (calc_rate > 184200)
470 rate = 192000;
471 else if (calc_rate > 152200)
472 rate = 176400;
473 else if (calc_rate > 112000)
474 rate = 128000;
475 else if (calc_rate > 92100)
476 rate = 96000;
477 else if (calc_rate > 76100)
478 rate = 88200;
479 else if (calc_rate > 56000)
480 rate = 64000;
481 else if (calc_rate > 46050)
482 rate = 48000;
483 else if (calc_rate > 38050)
484 rate = 44100;
485 else if (calc_rate > 28000)
486 rate = 32000;
487 else if (calc_rate > 23025)
488 rate = 24000;
489 else if (calc_rate > 19025)
490 rate = 22050;
491 else if (calc_rate > 14000)
492 rate = 16000;
493 else if (calc_rate > 11512)
494 rate = 12000;
495 else if (calc_rate > 9512)
496 rate = 11025;
497 else if (calc_rate > 7000)
498 rate = 8000;
499 else
500 rate = 0;
501
502 dev_dbg(&mgr->pci->dev, "External clock is at %d Hz (measured %d Hz)\n",
503 rate, calc_rate);
504 *sample_rate = rate;
505 return 0;
506 }
507
508
509 int hr222_read_gpio(struct pcxhr_mgr *mgr, int is_gpi, int *value)
510 {
511 if (is_gpi) {
512 unsigned char reg = PCXHR_INPB(mgr, PCXHR_XLX_STATUS);
513 *value = (int)(reg & PCXHR_STAT_GPI_MASK) >>
514 PCXHR_STAT_GPI_OFFSET;
515 } else {
516 *value = (int)(mgr->dsp_reset & PCXHR_DSP_RESET_GPO_MASK) >>
517 PCXHR_DSP_RESET_GPO_OFFSET;
518 }
519 return 0;
520 }
521
522
523 int hr222_write_gpo(struct pcxhr_mgr *mgr, int value)
524 {
525 unsigned char reg = mgr->dsp_reset & ~PCXHR_DSP_RESET_GPO_MASK;
526
527 reg |= (unsigned char)(value << PCXHR_DSP_RESET_GPO_OFFSET) &
528 PCXHR_DSP_RESET_GPO_MASK;
529
530 PCXHR_OUTPB(mgr, PCXHR_DSP_RESET, reg);
531 mgr->dsp_reset = reg;
532 return 0;
533 }
534
535 int hr222_manage_timecode(struct pcxhr_mgr *mgr, int enable)
536 {
537 if (enable)
538 mgr->dsp_reset |= PCXHR_DSP_RESET_SMPTE;
539 else
540 mgr->dsp_reset &= ~PCXHR_DSP_RESET_SMPTE;
541
542 PCXHR_OUTPB(mgr, PCXHR_DSP_RESET, mgr->dsp_reset);
543 return 0;
544 }
545
546 int hr222_update_analog_audio_level(struct snd_pcxhr *chip,
547 int is_capture, int channel)
548 {
549 dev_dbg(chip->card->dev,
550 "hr222_update_analog_audio_level(%s chan=%d)\n",
551 is_capture ? "capture" : "playback", channel);
552 if (is_capture) {
553 int level_l, level_r, level_mic;
554 /* we have to update all levels */
555 if (chip->analog_capture_active) {
556 level_l = chip->analog_capture_volume[0];
557 level_r = chip->analog_capture_volume[1];
558 } else {
559 level_l = HR222_LINE_CAPTURE_LEVEL_MIN;
560 level_r = HR222_LINE_CAPTURE_LEVEL_MIN;
561 }
562 if (chip->mic_active)
563 level_mic = chip->mic_volume;
564 else
565 level_mic = HR222_MICRO_CAPTURE_LEVEL_MIN;
566 return hr222_set_hw_capture_level(chip->mgr,
567 level_l, level_r, level_mic);
568 } else {
569 int vol;
570 if (chip->analog_playback_active[channel])
571 vol = chip->analog_playback_volume[channel];
572 else
573 vol = HR222_LINE_PLAYBACK_LEVEL_MIN;
574 return hr222_set_hw_playback_level(chip->mgr, channel, vol);
575 }
576 }
577
578
579 /*texts[5] = {"Line", "Digital", "Digi+SRC", "Mic", "Line+Mic"}*/
580 #define SOURCE_LINE 0
581 #define SOURCE_DIGITAL 1
582 #define SOURCE_DIGISRC 2
583 #define SOURCE_MIC 3
584 #define SOURCE_LINEMIC 4
585
586 int hr222_set_audio_source(struct snd_pcxhr *chip)
587 {
588 int digital = 0;
589 /* default analog source */
590 chip->mgr->xlx_cfg &= ~(PCXHR_CFG_SRC_MASK |
591 PCXHR_CFG_DATAIN_SEL_MASK |
592 PCXHR_CFG_DATA_UER1_SEL_MASK);
593
594 if (chip->audio_capture_source == SOURCE_DIGISRC) {
595 chip->mgr->xlx_cfg |= PCXHR_CFG_SRC_MASK;
596 digital = 1;
597 } else {
598 if (chip->audio_capture_source == SOURCE_DIGITAL)
599 digital = 1;
600 }
601 if (digital) {
602 chip->mgr->xlx_cfg |= PCXHR_CFG_DATAIN_SEL_MASK;
603 if (chip->mgr->board_has_aes1) {
604 /* get data from the AES1 plug */
605 chip->mgr->xlx_cfg |= PCXHR_CFG_DATA_UER1_SEL_MASK;
606 }
607 /* chip->mic_active = 0; */
608 /* chip->analog_capture_active = 0; */
609 } else {
610 int update_lvl = 0;
611 chip->analog_capture_active = 0;
612 chip->mic_active = 0;
613 if (chip->audio_capture_source == SOURCE_LINE ||
614 chip->audio_capture_source == SOURCE_LINEMIC) {
615 if (chip->analog_capture_active == 0)
616 update_lvl = 1;
617 chip->analog_capture_active = 1;
618 }
619 if (chip->audio_capture_source == SOURCE_MIC ||
620 chip->audio_capture_source == SOURCE_LINEMIC) {
621 if (chip->mic_active == 0)
622 update_lvl = 1;
623 chip->mic_active = 1;
624 }
625 if (update_lvl) {
626 /* capture: update all 3 mutes/unmutes with one call */
627 hr222_update_analog_audio_level(chip, 1, 0);
628 }
629 }
630 /* set the source infos (max 3 bits modified) */
631 PCXHR_OUTPB(chip->mgr, PCXHR_XLX_CFG, chip->mgr->xlx_cfg);
632 return 0;
633 }
634
635
636 int hr222_iec958_capture_byte(struct snd_pcxhr *chip,
637 int aes_idx, unsigned char *aes_bits)
638 {
639 unsigned char idx = (unsigned char)(aes_idx * 8);
640 unsigned char temp = 0;
641 unsigned char mask = chip->mgr->board_has_aes1 ?
642 PCXHR_SUER1_BIT_C_READ_MASK : PCXHR_SUER_BIT_C_READ_MASK;
643 int i;
644 for (i = 0; i < 8; i++) {
645 PCXHR_OUTPB(chip->mgr, PCXHR_XLX_RUER, idx++); /* idx < 192 */
646 temp <<= 1;
647 if (PCXHR_INPB(chip->mgr, PCXHR_XLX_CSUER) & mask)
648 temp |= 1;
649 }
650 dev_dbg(chip->card->dev, "read iec958 AES %d byte %d = 0x%x\n",
651 chip->chip_idx, aes_idx, temp);
652 *aes_bits = temp;
653 return 0;
654 }
655
656
657 int hr222_iec958_update_byte(struct snd_pcxhr *chip,
658 int aes_idx, unsigned char aes_bits)
659 {
660 int i;
661 unsigned char new_bits = aes_bits;
662 unsigned char old_bits = chip->aes_bits[aes_idx];
663 unsigned char idx = (unsigned char)(aes_idx * 8);
664 for (i = 0; i < 8; i++) {
665 if ((old_bits & 0x01) != (new_bits & 0x01)) {
666 /* idx < 192 */
667 PCXHR_OUTPB(chip->mgr, PCXHR_XLX_RUER, idx);
668 /* write C and U bit */
669 PCXHR_OUTPB(chip->mgr, PCXHR_XLX_CSUER, new_bits&0x01 ?
670 PCXHR_SUER_BIT_C_WRITE_MASK : 0);
671 }
672 idx++;
673 old_bits >>= 1;
674 new_bits >>= 1;
675 }
676 chip->aes_bits[aes_idx] = aes_bits;
677 return 0;
678 }
679
680 static void hr222_micro_boost(struct pcxhr_mgr *mgr, int level)
681 {
682 unsigned char boost_mask;
683 boost_mask = (unsigned char) (level << PCXHR_SELMIC_PREAMPLI_OFFSET);
684 if (boost_mask & (~PCXHR_SELMIC_PREAMPLI_MASK))
685 return; /* only values form 0 to 3 accepted */
686
687 mgr->xlx_selmic &= ~PCXHR_SELMIC_PREAMPLI_MASK;
688 mgr->xlx_selmic |= boost_mask;
689
690 PCXHR_OUTPB(mgr, PCXHR_XLX_SELMIC, mgr->xlx_selmic);
691
692 dev_dbg(&mgr->pci->dev, "hr222_micro_boost : set %x\n", boost_mask);
693 }
694
695 static void hr222_phantom_power(struct pcxhr_mgr *mgr, int power)
696 {
697 if (power)
698 mgr->xlx_selmic |= PCXHR_SELMIC_PHANTOM_ALIM;
699 else
700 mgr->xlx_selmic &= ~PCXHR_SELMIC_PHANTOM_ALIM;
701
702 PCXHR_OUTPB(mgr, PCXHR_XLX_SELMIC, mgr->xlx_selmic);
703
704 dev_dbg(&mgr->pci->dev, "hr222_phantom_power : set %d\n", power);
705 }
706
707
708 /* mic level */
709 static const DECLARE_TLV_DB_SCALE(db_scale_mic_hr222, -9850, 50, 650);
710
711 static int hr222_mic_vol_info(struct snd_kcontrol *kcontrol,
712 struct snd_ctl_elem_info *uinfo)
713 {
714 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
715 uinfo->count = 1;
716 uinfo->value.integer.min = HR222_MICRO_CAPTURE_LEVEL_MIN; /* -98 dB */
717 /* gains from 9 dB to 31.5 dB not recommended; use micboost instead */
718 uinfo->value.integer.max = HR222_MICRO_CAPTURE_LEVEL_MAX; /* +7 dB */
719 return 0;
720 }
721
722 static int hr222_mic_vol_get(struct snd_kcontrol *kcontrol,
723 struct snd_ctl_elem_value *ucontrol)
724 {
725 struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
726 mutex_lock(&chip->mgr->mixer_mutex);
727 ucontrol->value.integer.value[0] = chip->mic_volume;
728 mutex_unlock(&chip->mgr->mixer_mutex);
729 return 0;
730 }
731
732 static int hr222_mic_vol_put(struct snd_kcontrol *kcontrol,
733 struct snd_ctl_elem_value *ucontrol)
734 {
735 struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
736 int changed = 0;
737 mutex_lock(&chip->mgr->mixer_mutex);
738 if (chip->mic_volume != ucontrol->value.integer.value[0]) {
739 changed = 1;
740 chip->mic_volume = ucontrol->value.integer.value[0];
741 hr222_update_analog_audio_level(chip, 1, 0);
742 }
743 mutex_unlock(&chip->mgr->mixer_mutex);
744 return changed;
745 }
746
747 static const struct snd_kcontrol_new hr222_control_mic_level = {
748 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
749 .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
750 SNDRV_CTL_ELEM_ACCESS_TLV_READ),
751 .name = "Mic Capture Volume",
752 .info = hr222_mic_vol_info,
753 .get = hr222_mic_vol_get,
754 .put = hr222_mic_vol_put,
755 .tlv = { .p = db_scale_mic_hr222 },
756 };
757
758
759 /* mic boost level */
760 static const DECLARE_TLV_DB_SCALE(db_scale_micboost_hr222, 0, 1800, 5400);
761
762 static int hr222_mic_boost_info(struct snd_kcontrol *kcontrol,
763 struct snd_ctl_elem_info *uinfo)
764 {
765 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
766 uinfo->count = 1;
767 uinfo->value.integer.min = 0; /* 0 dB */
768 uinfo->value.integer.max = 3; /* 54 dB */
769 return 0;
770 }
771
772 static int hr222_mic_boost_get(struct snd_kcontrol *kcontrol,
773 struct snd_ctl_elem_value *ucontrol)
774 {
775 struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
776 mutex_lock(&chip->mgr->mixer_mutex);
777 ucontrol->value.integer.value[0] = chip->mic_boost;
778 mutex_unlock(&chip->mgr->mixer_mutex);
779 return 0;
780 }
781
782 static int hr222_mic_boost_put(struct snd_kcontrol *kcontrol,
783 struct snd_ctl_elem_value *ucontrol)
784 {
785 struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
786 int changed = 0;
787 mutex_lock(&chip->mgr->mixer_mutex);
788 if (chip->mic_boost != ucontrol->value.integer.value[0]) {
789 changed = 1;
790 chip->mic_boost = ucontrol->value.integer.value[0];
791 hr222_micro_boost(chip->mgr, chip->mic_boost);
792 }
793 mutex_unlock(&chip->mgr->mixer_mutex);
794 return changed;
795 }
796
797 static const struct snd_kcontrol_new hr222_control_mic_boost = {
798 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
799 .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
800 SNDRV_CTL_ELEM_ACCESS_TLV_READ),
801 .name = "MicBoost Capture Volume",
802 .info = hr222_mic_boost_info,
803 .get = hr222_mic_boost_get,
804 .put = hr222_mic_boost_put,
805 .tlv = { .p = db_scale_micboost_hr222 },
806 };
807
808
809 /******************* Phantom power switch *******************/
810 #define hr222_phantom_power_info snd_ctl_boolean_mono_info
811
812 static int hr222_phantom_power_get(struct snd_kcontrol *kcontrol,
813 struct snd_ctl_elem_value *ucontrol)
814 {
815 struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
816 mutex_lock(&chip->mgr->mixer_mutex);
817 ucontrol->value.integer.value[0] = chip->phantom_power;
818 mutex_unlock(&chip->mgr->mixer_mutex);
819 return 0;
820 }
821
822 static int hr222_phantom_power_put(struct snd_kcontrol *kcontrol,
823 struct snd_ctl_elem_value *ucontrol)
824 {
825 struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
826 int power, changed = 0;
827
828 mutex_lock(&chip->mgr->mixer_mutex);
829 power = !!ucontrol->value.integer.value[0];
830 if (chip->phantom_power != power) {
831 hr222_phantom_power(chip->mgr, power);
832 chip->phantom_power = power;
833 changed = 1;
834 }
835 mutex_unlock(&chip->mgr->mixer_mutex);
836 return changed;
837 }
838
839 static const struct snd_kcontrol_new hr222_phantom_power_switch = {
840 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
841 .name = "Phantom Power Switch",
842 .info = hr222_phantom_power_info,
843 .get = hr222_phantom_power_get,
844 .put = hr222_phantom_power_put,
845 };
846
847
848 int hr222_add_mic_controls(struct snd_pcxhr *chip)
849 {
850 int err;
851 if (!chip->mgr->board_has_mic)
852 return 0;
853
854 /* controls */
855 err = snd_ctl_add(chip->card, snd_ctl_new1(&hr222_control_mic_level,
856 chip));
857 if (err < 0)
858 return err;
859
860 err = snd_ctl_add(chip->card, snd_ctl_new1(&hr222_control_mic_boost,
861 chip));
862 if (err < 0)
863 return err;
864
865 err = snd_ctl_add(chip->card, snd_ctl_new1(&hr222_phantom_power_switch,
866 chip));
867 return err;
868 }
Linux with added FPC-III support