2 **********************************************************************
3 * mixer.c - /dev/mixer interface for emu10k1 driver
4 * Copyright 1999, 2000 Creative Labs, Inc.
6 **********************************************************************
8 * Date Author Summary of changes
9 * ---- ------ ------------------
10 * October 20, 1999 Bertrand Lee base code release
11 * November 2, 1999 Alan Cox cleaned up stuff
13 **********************************************************************
15 * This program is free software; you can redistribute it and/or
16 * modify it under the terms of the GNU General Public License as
17 * published by the Free Software Foundation; either version 2 of
18 * the License, or (at your option) any later version.
20 * This program is distributed in the hope that it will be useful,
21 * but WITHOUT ANY WARRANTY; without even the implied warranty of
22 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23 * GNU General Public License for more details.
25 * You should have received a copy of the GNU General Public
26 * License along with this program; if not, write to the Free
27 * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139,
30 **********************************************************************
33 #include <linux/module.h>
34 #include <asm/uaccess.h>
42 static const u32 bass_table[41][5] = {
43 { 0x3e4f844f, 0x84ed4cc3, 0x3cc69927, 0x7b03553a, 0xc4da8486 },
44 { 0x3e69a17a, 0x84c280fb, 0x3cd77cd4, 0x7b2f2a6f, 0xc4b08d1d },
45 { 0x3e82ff42, 0x849991d5, 0x3ce7466b, 0x7b5917c6, 0xc48863ee },
46 { 0x3e9bab3c, 0x847267f0, 0x3cf5ffe8, 0x7b813560, 0xc461f22c },
47 { 0x3eb3b275, 0x844ced29, 0x3d03b295, 0x7ba79a1c, 0xc43d223b },
48 { 0x3ecb2174, 0x84290c8b, 0x3d106714, 0x7bcc5ba3, 0xc419dfa5 },
49 { 0x3ee2044b, 0x8406b244, 0x3d1c2561, 0x7bef8e77, 0xc3f8170f },
50 { 0x3ef86698, 0x83e5cb96, 0x3d26f4d8, 0x7c114600, 0xc3d7b625 },
51 { 0x3f0e5390, 0x83c646c9, 0x3d30dc39, 0x7c319498, 0xc3b8ab97 },
52 { 0x3f23d60b, 0x83a81321, 0x3d39e1af, 0x7c508b9c, 0xc39ae704 },
53 { 0x3f38f884, 0x838b20d2, 0x3d420ad2, 0x7c6e3b75, 0xc37e58f1 },
54 { 0x3f4dc52c, 0x836f60ef, 0x3d495cab, 0x7c8ab3a6, 0xc362f2be },
55 { 0x3f6245e8, 0x8354c565, 0x3d4fdbb8, 0x7ca602d6, 0xc348a69b },
56 { 0x3f76845f, 0x833b40ec, 0x3d558bf0, 0x7cc036df, 0xc32f677c },
57 { 0x3f8a8a03, 0x8322c6fb, 0x3d5a70c4, 0x7cd95cd7, 0xc317290b },
58 { 0x3f9e6014, 0x830b4bc3, 0x3d5e8d25, 0x7cf1811a, 0xc2ffdfa5 },
59 { 0x3fb20fae, 0x82f4c420, 0x3d61e37f, 0x7d08af56, 0xc2e9804a },
60 { 0x3fc5a1cc, 0x82df2592, 0x3d6475c3, 0x7d1ef294, 0xc2d40096 },
61 { 0x3fd91f55, 0x82ca6632, 0x3d664564, 0x7d345541, 0xc2bf56b9 },
62 { 0x3fec9120, 0x82b67cac, 0x3d675356, 0x7d48e138, 0xc2ab796e },
63 { 0x40000000, 0x82a36037, 0x3d67a012, 0x7d5c9fc9, 0xc2985fee },
64 { 0x401374c7, 0x8291088a, 0x3d672b93, 0x7d6f99c3, 0xc28601f2 },
65 { 0x4026f857, 0x827f6dd7, 0x3d65f559, 0x7d81d77c, 0xc27457a3 },
66 { 0x403a939f, 0x826e88c5, 0x3d63fc63, 0x7d9360d4, 0xc2635996 },
67 { 0x404e4faf, 0x825e5266, 0x3d613f32, 0x7da43d42, 0xc25300c6 },
68 { 0x406235ba, 0x824ec434, 0x3d5dbbc3, 0x7db473d7, 0xc243468e },
69 { 0x40764f1f, 0x823fd80c, 0x3d596f8f, 0x7dc40b44, 0xc23424a2 },
70 { 0x408aa576, 0x82318824, 0x3d545787, 0x7dd309e2, 0xc2259509 },
71 { 0x409f4296, 0x8223cf0b, 0x3d4e7012, 0x7de175b5, 0xc2179218 },
72 { 0x40b430a0, 0x8216a7a1, 0x3d47b505, 0x7def5475, 0xc20a1670 },
73 { 0x40c97a0a, 0x820a0d12, 0x3d4021a1, 0x7dfcab8d, 0xc1fd1cf5 },
74 { 0x40df29a6, 0x81fdfad6, 0x3d37b08d, 0x7e098028, 0xc1f0a0ca },
75 { 0x40f54ab1, 0x81f26ca9, 0x3d2e5bd1, 0x7e15d72b, 0xc1e49d52 },
76 { 0x410be8da, 0x81e75e89, 0x3d241cce, 0x7e21b544, 0xc1d90e24 },
77 { 0x41231051, 0x81dcccb3, 0x3d18ec37, 0x7e2d1ee6, 0xc1cdef10 },
78 { 0x413acdd0, 0x81d2b39e, 0x3d0cc20a, 0x7e38184e, 0xc1c33c13 },
79 { 0x41532ea7, 0x81c90ffb, 0x3cff9585, 0x7e42a58b, 0xc1b8f15a },
80 { 0x416c40cd, 0x81bfdeb2, 0x3cf15d21, 0x7e4cca7c, 0xc1af0b3f },
81 { 0x418612ea, 0x81b71cdc, 0x3ce20e85, 0x7e568ad3, 0xc1a58640 },
82 { 0x41a0b465, 0x81aec7c5, 0x3cd19e7c, 0x7e5fea1e, 0xc19c5f03 },
83 { 0x41bc3573, 0x81a6dcea, 0x3cc000e9, 0x7e68ebc2, 0xc1939250 }
86 static const u32 treble_table[41][5] = {
87 { 0x0125cba9, 0xfed5debd, 0x00599b6c, 0x0d2506da, 0xfa85b354 },
88 { 0x0142f67e, 0xfeb03163, 0x0066cd0f, 0x0d14c69d, 0xfa914473 },
89 { 0x016328bd, 0xfe860158, 0x0075b7f2, 0x0d03eb27, 0xfa9d32d2 },
90 { 0x0186b438, 0xfe56c982, 0x00869234, 0x0cf27048, 0xfaa97fca },
91 { 0x01adf358, 0xfe21f5fe, 0x00999842, 0x0ce051c2, 0xfab62ca5 },
92 { 0x01d949fa, 0xfde6e287, 0x00af0d8d, 0x0ccd8b4a, 0xfac33aa7 },
93 { 0x02092669, 0xfda4d8bf, 0x00c73d4c, 0x0cba1884, 0xfad0ab07 },
94 { 0x023e0268, 0xfd5b0e4a, 0x00e27b54, 0x0ca5f509, 0xfade7ef2 },
95 { 0x0278645c, 0xfd08a2b0, 0x01012509, 0x0c911c63, 0xfaecb788 },
96 { 0x02b8e091, 0xfcac9d1a, 0x0123a262, 0x0c7b8a14, 0xfafb55df },
97 { 0x03001a9a, 0xfc45e9ce, 0x014a6709, 0x0c65398f, 0xfb0a5aff },
98 { 0x034ec6d7, 0xfbd3576b, 0x0175f397, 0x0c4e2643, 0xfb19c7e4 },
99 { 0x03a5ac15, 0xfb5393ee, 0x01a6d6ed, 0x0c364b94, 0xfb299d7c },
100 { 0x0405a562, 0xfac52968, 0x01ddafae, 0x0c1da4e2, 0xfb39dca5 },
101 { 0x046fa3fe, 0xfa267a66, 0x021b2ddd, 0x0c042d8d, 0xfb4a8631 },
102 { 0x04e4b17f, 0xf975be0f, 0x0260149f, 0x0be9e0f2, 0xfb5b9ae0 },
103 { 0x0565f220, 0xf8b0fbe5, 0x02ad3c29, 0x0bceba73, 0xfb6d1b60 },
104 { 0x05f4a745, 0xf7d60722, 0x030393d4, 0x0bb2b578, 0xfb7f084d },
105 { 0x06923236, 0xf6e279bd, 0x03642465, 0x0b95cd75, 0xfb916233 },
106 { 0x07401713, 0xf5d3aef9, 0x03d01283, 0x0b77fded, 0xfba42984 },
107 { 0x08000000, 0xf4a6bd88, 0x0448a161, 0x0b594278, 0xfbb75e9f },
108 { 0x08d3c097, 0xf3587131, 0x04cf35a4, 0x0b3996c9, 0xfbcb01cb },
109 { 0x09bd59a2, 0xf1e543f9, 0x05655880, 0x0b18f6b2, 0xfbdf1333 },
110 { 0x0abefd0f, 0xf04956ca, 0x060cbb12, 0x0af75e2c, 0xfbf392e8 },
111 { 0x0bdb123e, 0xee806984, 0x06c739fe, 0x0ad4c962, 0xfc0880dd },
112 { 0x0d143a94, 0xec85d287, 0x0796e150, 0x0ab134b0, 0xfc1ddce5 },
113 { 0x0e6d5664, 0xea547598, 0x087df0a0, 0x0a8c9cb6, 0xfc33a6ad },
114 { 0x0fe98a2a, 0xe7e6ba35, 0x097edf83, 0x0a66fe5b, 0xfc49ddc2 },
115 { 0x118c4421, 0xe536813a, 0x0a9c6248, 0x0a4056d7, 0xfc608185 },
116 { 0x1359422e, 0xe23d19eb, 0x0bd96efb, 0x0a18a3bf, 0xfc77912c },
117 { 0x1554982b, 0xdef33645, 0x0d3942bd, 0x09efe312, 0xfc8f0bc1 },
118 { 0x1782b68a, 0xdb50deb1, 0x0ebf676d, 0x09c6133f, 0xfca6f019 },
119 { 0x19e8715d, 0xd74d64fd, 0x106fb999, 0x099b3337, 0xfcbf3cd6 },
120 { 0x1c8b07b8, 0xd2df56ab, 0x124e6ec8, 0x096f4274, 0xfcd7f060 },
121 { 0x1f702b6d, 0xcdfc6e92, 0x14601c10, 0x0942410b, 0xfcf108e5 },
122 { 0x229e0933, 0xc89985cd, 0x16a9bcfa, 0x09142fb5, 0xfd0a8451 },
123 { 0x261b5118, 0xc2aa8409, 0x1930bab6, 0x08e50fdc, 0xfd24604d },
124 { 0x29ef3f5d, 0xbc224f28, 0x1bfaf396, 0x08b4e3aa, 0xfd3e9a3b },
125 { 0x2e21a59b, 0xb4f2ba46, 0x1f0ec2d6, 0x0883ae15, 0xfd592f33 },
126 { 0x32baf44b, 0xad0c7429, 0x227308a3, 0x085172eb, 0xfd741bfd },
127 { 0x37c4448b, 0xa45ef51d, 0x262f3267, 0x081e36dc, 0xfd8f5d14 }
131 static void set_bass(struct emu10k1_card *card, int l, int r)
135 l = (l * 40 + 50) / 100;
136 r = (r * 40 + 50) / 100;
138 for (i = 0; i < 5; i++)
139 sblive_writeptr(card, (card->is_audigy ? A_GPR_BASE : GPR_BASE) + card->mgr.ctrl_gpr[SOUND_MIXER_BASS][0] + i, 0, bass_table[l][i]);
142 static void set_treble(struct emu10k1_card *card, int l, int r)
146 l = (l * 40 + 50) / 100;
147 r = (r * 40 + 50) / 100;
149 for (i = 0; i < 5; i++)
150 sblive_writeptr(card, (card->is_audigy ? A_GPR_BASE : GPR_BASE) + card->mgr.ctrl_gpr[SOUND_MIXER_TREBLE][0] + i , 0, treble_table[l][i]);
153 const char volume_params[SOUND_MIXER_NRDEVICES]= {
154 /* Used by the ac97 driver */
155 [SOUND_MIXER_VOLUME] = VOL_6BIT,
156 [SOUND_MIXER_BASS] = VOL_4BIT,
157 [SOUND_MIXER_TREBLE] = VOL_4BIT,
158 [SOUND_MIXER_PCM] = VOL_5BIT,
159 [SOUND_MIXER_SPEAKER] = VOL_4BIT,
160 [SOUND_MIXER_LINE] = VOL_5BIT,
161 [SOUND_MIXER_MIC] = VOL_5BIT,
162 [SOUND_MIXER_CD] = VOL_5BIT,
163 [SOUND_MIXER_ALTPCM] = VOL_6BIT,
164 [SOUND_MIXER_IGAIN] = VOL_4BIT,
165 [SOUND_MIXER_LINE1] = VOL_5BIT,
166 [SOUND_MIXER_PHONEIN] = VOL_5BIT,
167 [SOUND_MIXER_PHONEOUT] = VOL_6BIT,
168 [SOUND_MIXER_VIDEO] = VOL_5BIT,
169 /* Not used by the ac97 driver */
170 [SOUND_MIXER_SYNTH] = VOL_5BIT,
171 [SOUND_MIXER_IMIX] = VOL_5BIT,
172 [SOUND_MIXER_RECLEV] = VOL_5BIT,
173 [SOUND_MIXER_OGAIN] = VOL_5BIT,
174 [SOUND_MIXER_LINE2] = VOL_5BIT,
175 [SOUND_MIXER_LINE3] = VOL_5BIT,
176 [SOUND_MIXER_DIGITAL1] = VOL_5BIT,
177 [SOUND_MIXER_DIGITAL2] = VOL_5BIT,
178 [SOUND_MIXER_DIGITAL3] = VOL_5BIT,
179 [SOUND_MIXER_RADIO] = VOL_5BIT,
180 [SOUND_MIXER_MONITOR] = VOL_5BIT
183 /* Mixer file operations */
184 static int emu10k1_private_mixer(struct emu10k1_card *card, unsigned int cmd, unsigned long arg)
186 struct mixer_private_ioctl *ctl;
187 struct dsp_patch *patch;
189 int addr, size_reg, i, ret;
194 case SOUND_MIXER_PRIVATE3:
196 ctl = (struct mixer_private_ioctl *) kmalloc(sizeof(struct mixer_private_ioctl), GFP_KERNEL);
200 if (copy_from_user(ctl, (void *) arg, sizeof(struct mixer_private_ioctl))) {
209 emu10k1_writefn0_2(card, ctl->val[0], ctl->val[1], ctl->val[2]);
214 if (ctl->val[1] >= 0x40 || ctl->val[0] >= 0x1000) {
216 if (ctl->val[1] >= 0x40 || ctl->val[0] >= 0x1000 || ((ctl->val[0] < 0x100 ) &&
217 //Any register allowed raw access goes here:
218 (ctl->val[0] != A_SPDIF_SAMPLERATE) && (ctl->val[0] != A_DBG)
225 sblive_writeptr(card, ctl->val[0], ctl->val[1], ctl->val[2]);
229 ctl->val[2] = emu10k1_readfn0(card, ctl->val[0]);
231 if (copy_to_user((void *) arg, ctl, sizeof(struct mixer_private_ioctl)))
237 if (ctl->val[1] >= 0x40 || (ctl->val[0] & 0x7ff) > 0xff) {
242 if ((ctl->val[0] & 0x7ff) > 0x3f)
245 ctl->val[2] = sblive_readptr(card, ctl->val[0], ctl->val[1]);
247 if (copy_to_user((void *) arg, ctl, sizeof(struct mixer_private_ioctl)))
253 switch (ctl->val[0]) {
254 case WAVERECORD_AC97:
260 card->wavein.recsrc = WAVERECORD_AC97;
264 card->wavein.recsrc = WAVERECORD_MIC;
268 card->wavein.recsrc = WAVERECORD_FX;
269 card->wavein.fxwc = ctl->val[1] & 0xffff;
271 if (!card->wavein.fxwc)
283 ctl->val[0] = card->wavein.recsrc;
284 ctl->val[1] = card->wavein.fxwc;
285 if (copy_to_user((void *) arg, ctl, sizeof(struct mixer_private_ioctl)))
290 case CMD_GETVOICEPARAM:
291 ctl->val[0] = card->waveout.send_routing[0];
292 ctl->val[1] = card->waveout.send_dcba[0];
294 ctl->val[2] = card->waveout.send_routing[1];
295 ctl->val[3] = card->waveout.send_dcba[1];
297 ctl->val[4] = card->waveout.send_routing[2];
298 ctl->val[5] = card->waveout.send_dcba[2];
300 if (copy_to_user((void *) arg, ctl, sizeof(struct mixer_private_ioctl)))
305 case CMD_SETVOICEPARAM:
306 card->waveout.send_routing[0] = ctl->val[0];
307 card->waveout.send_dcba[0] = ctl->val[1];
309 card->waveout.send_routing[1] = ctl->val[2];
310 card->waveout.send_dcba[1] = ctl->val[3];
312 card->waveout.send_routing[2] = ctl->val[4];
313 card->waveout.send_dcba[2] = ctl->val[5];
318 card->mchannel_fx = ctl->val[0] & 0x000f;
322 if (ctl->val[0] == 0) {
323 if (copy_to_user((void *) arg, &card->mgr.rpatch, sizeof(struct dsp_rpatch)))
326 if ((ctl->val[0] - 1) / PATCHES_PER_PAGE >= card->mgr.current_pages) {
331 if (copy_to_user((void *) arg, PATCH(&card->mgr, ctl->val[0] - 1), sizeof(struct dsp_patch)))
345 if (copy_to_user((void *) arg, &card->mgr.gpr[id], sizeof(struct dsp_gpr)))
351 addr = emu10k1_find_control_gpr(&card->mgr, (char *) ctl->val, &((char *) ctl->val)[PATCH_NAME_SIZE]);
352 ctl->val[0] = sblive_readptr(card, addr, 0);
354 if (copy_to_user((void *) arg, ctl, sizeof(struct mixer_private_ioctl)))
360 if (ctl->val[0] == 0)
361 memcpy(&card->mgr.rpatch, &ctl->val[1], sizeof(struct dsp_rpatch));
363 page = (ctl->val[0] - 1) / PATCHES_PER_PAGE;
364 if (page > MAX_PATCHES_PAGES) {
369 if (page >= card->mgr.current_pages) {
370 for (i = card->mgr.current_pages; i < page + 1; i++) {
371 card->mgr.patch[i] = (void *)__get_free_page(GFP_KERNEL);
372 if(card->mgr.patch[i] == NULL) {
373 card->mgr.current_pages = i;
377 memset(card->mgr.patch[i], 0, PAGE_SIZE);
379 card->mgr.current_pages = page + 1;
382 patch = PATCH(&card->mgr, ctl->val[0] - 1);
384 memcpy(patch, &ctl->val[1], sizeof(struct dsp_patch));
386 if (patch->code_size == 0) {
387 for(i = page + 1; i < card->mgr.current_pages; i++)
388 free_page((unsigned long) card->mgr.patch[i]);
390 card->mgr.current_pages = page + 1;
396 if (ctl->val[0] > NUM_GPRS) {
401 memcpy(&card->mgr.gpr[ctl->val[0]], &ctl->val[1], sizeof(struct dsp_gpr));
405 addr = emu10k1_find_control_gpr(&card->mgr, (char *) ctl->val, (char *) ctl->val + PATCH_NAME_SIZE);
406 emu10k1_set_control_gpr(card, addr, *((s32 *)((char *) ctl->val + 2 * PATCH_NAME_SIZE)), 0);
410 if ( ((ctl->val[0] > 2) && (!card->is_audigy))
411 || (ctl->val[0] > 15) || ctl->val[1] > 1) {
417 emu10k1_writefn0(card, (1 << 24) | ((ctl->val[0]) << 16) | A_IOCFG, ctl->val[1]);
419 emu10k1_writefn0(card, (1 << 24) | (((ctl->val[0]) + 10) << 16) | HCFG, ctl->val[1]);
426 if (id >= SOUND_MIXER_NRDEVICES || ch >= 2) {
431 ctl->val[2] = card->mgr.ctrl_gpr[id][ch];
433 if (copy_to_user((void *) arg, ctl, sizeof(struct mixer_private_ioctl)))
440 /* 0 == left, 1 == right */
444 if (id >= SOUND_MIXER_NRDEVICES || ch >= 2) {
449 card->mgr.ctrl_gpr[id][ch] = addr;
455 unsigned int state = card->ac97->mixer_state[id];
459 card->ac97->stereo_mixers |= (1 << id);
462 card->ac97->supported_mixers |= (1 << id);
464 if (id == SOUND_MIXER_TREBLE) {
465 set_treble(card, card->ac97->mixer_state[id] & 0xff, (card->ac97->mixer_state[id] >> 8) & 0xff);
466 } else if (id == SOUND_MIXER_BASS) {
467 set_bass(card, card->ac97->mixer_state[id] & 0xff, (card->ac97->mixer_state[id] >> 8) & 0xff);
469 emu10k1_set_volume_gpr(card, addr, state & 0xff,
472 card->ac97->stereo_mixers &= ~(1 << id);
473 card->ac97->stereo_mixers |= card->ac97_stereo_mixers;
476 card->ac97->supported_mixers &= ~(1 << id);
477 card->ac97->supported_mixers |= card->ac97_supported_mixers;
482 case CMD_SETPASSTHROUGH:
483 card->pt.selected = ctl->val[0] ? 1 : 0;
484 if (card->pt.state != PT_STATE_INACTIVE)
487 card->pt.spcs_to_use = ctl->val[0] & 0x07;
490 case CMD_PRIVATE3_VERSION:
491 ctl->val[0] = PRIVATE3_VERSION; //private3 version
492 ctl->val[1] = MAJOR_VER; //major driver version
493 ctl->val[2] = MINOR_VER; //minor driver version
494 ctl->val[3] = card->is_audigy; //1=card is audigy
497 ctl->val[4]=emu10k1_readfn0(card, 0x18);
499 if (copy_to_user((void *) arg, ctl, sizeof(struct mixer_private_ioctl)))
505 emu10k1_ac97_write(card->ac97, 0x18, 0x0);
507 emu10k1_ac97_write(card->ac97, 0x18, 0x0808);
518 case SOUND_MIXER_PRIVATE4:
520 if (copy_from_user(&size, (void *) arg, sizeof(size)))
523 DPD(2, "External tram size %#x\n", size);
531 size = (size - 1) >> 14;
538 size = 0x4000 << size_reg;
541 DPD(2, "External tram size %#x %#x\n", size, size_reg);
543 if (size != card->tankmem.size) {
544 if (card->tankmem.size > 0) {
545 emu10k1_writefn0(card, HCFG_LOCKTANKCACHE, 1);
547 sblive_writeptr_tag(card, 0, TCB, 0, TCBS, 0, TAGLIST_END);
549 pci_free_consistent(card->pci_dev, card->tankmem.size, card->tankmem.addr, card->tankmem.dma_handle);
551 card->tankmem.size = 0;
555 card->tankmem.addr = pci_alloc_consistent(card->pci_dev, size, &card->tankmem.dma_handle);
556 if (card->tankmem.addr == NULL)
559 card->tankmem.size = size;
561 sblive_writeptr_tag(card, 0, TCB, (u32) card->tankmem.dma_handle, TCBS,(u32) size_reg, TAGLIST_END);
563 emu10k1_writefn0(card, HCFG_LOCKTANKCACHE, 0);
576 static int emu10k1_dsp_mixer(struct emu10k1_card *card, unsigned int oss_mixer, unsigned long arg)
578 unsigned int left, right;
582 card->ac97->modcnt++;
584 if (get_user(val, (int *)arg))
587 /* cleanse input a little */
588 right = ((val >> 8) & 0xff);
591 if (right > 100) right = 100;
592 if (left > 100) left = 100;
594 card->ac97->mixer_state[oss_mixer] = (right << 8) | left;
595 if (oss_mixer == SOUND_MIXER_TREBLE) {
596 set_treble(card, left, right);
598 } if (oss_mixer == SOUND_MIXER_BASS) {
599 set_bass(card, left, right);
603 if (oss_mixer == SOUND_MIXER_VOLUME)
604 scale = 1 << card->ac97->bit_resolution;
606 scale = volume_params[oss_mixer];
608 emu10k1_set_volume_gpr(card, card->mgr.ctrl_gpr[oss_mixer][0], left, scale);
609 emu10k1_set_volume_gpr(card, card->mgr.ctrl_gpr[oss_mixer][1], right, scale);
611 if (card->ac97_supported_mixers & (1 << oss_mixer))
612 card->ac97->write_mixer(card->ac97, oss_mixer, left, right);
617 static int emu10k1_mixer_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg)
620 struct emu10k1_card *card = file->private_data;
621 unsigned int oss_mixer = _IOC_NR(cmd);
625 if (cmd == SOUND_MIXER_INFO) {
628 strlcpy(info.id, card->ac97->name, sizeof(info.id));
631 strlcpy(info.name, "Audigy - Emu10k1", sizeof(info.name));
633 strlcpy(info.name, "Creative SBLive - Emu10k1", sizeof(info.name));
635 info.modify_counter = card->ac97->modcnt;
637 if (copy_to_user((void *)arg, &info, sizeof(info)))
643 if ((_SIOC_DIR(cmd) == (_SIOC_WRITE|_SIOC_READ)) && oss_mixer <= SOUND_MIXER_NRDEVICES)
644 ret = emu10k1_dsp_mixer(card, oss_mixer, arg);
646 ret = card->ac97->mixer_ioctl(card->ac97, cmd, arg);
650 ret = emu10k1_private_mixer(card, cmd, arg);
655 static int emu10k1_mixer_open(struct inode *inode, struct file *file)
657 int minor = iminor(inode);
658 struct emu10k1_card *card = NULL;
659 struct list_head *entry;
661 DPF(4, "emu10k1_mixer_open()\n");
663 list_for_each(entry, &emu10k1_devs) {
664 card = list_entry(entry, struct emu10k1_card, list);
666 if (card->ac97->dev_mixer == minor)
673 file->private_data = card;
677 static int emu10k1_mixer_release(struct inode *inode, struct file *file)
679 DPF(4, "emu10k1_mixer_release()\n");
683 struct file_operations emu10k1_mixer_fops = {
684 .owner = THIS_MODULE,
686 .ioctl = emu10k1_mixer_ioctl,
687 .open = emu10k1_mixer_open,
688 .release = emu10k1_mixer_release,