Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
Jaroslav Kysela | c1017a4 | 2007-10-15 09:50:19 +0200 | [diff] [blame] | 2 | * Copyright (c) by Jaroslav Kysela <perex@perex.cz> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3 | * Routines for control of CS4231(A)/CS4232/InterWave & compatible chips |
| 4 | * |
| 5 | * Bugs: |
| 6 | * - sometimes record brokes playback with WSS portion of |
| 7 | * Yamaha OPL3-SA3 chip |
| 8 | * - CS4231 (GUS MAX) - still trouble with occasional noises |
| 9 | * - broken initialization? |
| 10 | * |
| 11 | * This program is free software; you can redistribute it and/or modify |
| 12 | * it under the terms of the GNU General Public License as published by |
| 13 | * the Free Software Foundation; either version 2 of the License, or |
| 14 | * (at your option) any later version. |
| 15 | * |
| 16 | * This program is distributed in the hope that it will be useful, |
| 17 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 19 | * GNU General Public License for more details. |
| 20 | * |
| 21 | * You should have received a copy of the GNU General Public License |
| 22 | * along with this program; if not, write to the Free Software |
| 23 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 24 | * |
| 25 | */ |
| 26 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 27 | #include <linux/delay.h> |
| 28 | #include <linux/pm.h> |
| 29 | #include <linux/init.h> |
| 30 | #include <linux/interrupt.h> |
| 31 | #include <linux/slab.h> |
| 32 | #include <linux/ioport.h> |
| 33 | #include <sound/core.h> |
| 34 | #include <sound/cs4231.h> |
| 35 | #include <sound/pcm_params.h> |
| 36 | |
| 37 | #include <asm/io.h> |
| 38 | #include <asm/dma.h> |
| 39 | #include <asm/irq.h> |
| 40 | |
Jaroslav Kysela | c1017a4 | 2007-10-15 09:50:19 +0200 | [diff] [blame] | 41 | MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 42 | MODULE_DESCRIPTION("Routines for control of CS4231(A)/CS4232/InterWave & compatible chips"); |
| 43 | MODULE_LICENSE("GPL"); |
| 44 | |
| 45 | #if 0 |
| 46 | #define SNDRV_DEBUG_MCE |
| 47 | #endif |
| 48 | |
| 49 | /* |
| 50 | * Some variables |
| 51 | */ |
| 52 | |
| 53 | static unsigned char freq_bits[14] = { |
| 54 | /* 5510 */ 0x00 | CS4231_XTAL2, |
| 55 | /* 6620 */ 0x0E | CS4231_XTAL2, |
| 56 | /* 8000 */ 0x00 | CS4231_XTAL1, |
| 57 | /* 9600 */ 0x0E | CS4231_XTAL1, |
| 58 | /* 11025 */ 0x02 | CS4231_XTAL2, |
| 59 | /* 16000 */ 0x02 | CS4231_XTAL1, |
| 60 | /* 18900 */ 0x04 | CS4231_XTAL2, |
| 61 | /* 22050 */ 0x06 | CS4231_XTAL2, |
| 62 | /* 27042 */ 0x04 | CS4231_XTAL1, |
| 63 | /* 32000 */ 0x06 | CS4231_XTAL1, |
| 64 | /* 33075 */ 0x0C | CS4231_XTAL2, |
| 65 | /* 37800 */ 0x08 | CS4231_XTAL2, |
| 66 | /* 44100 */ 0x0A | CS4231_XTAL2, |
| 67 | /* 48000 */ 0x0C | CS4231_XTAL1 |
| 68 | }; |
| 69 | |
| 70 | static unsigned int rates[14] = { |
| 71 | 5510, 6620, 8000, 9600, 11025, 16000, 18900, 22050, |
| 72 | 27042, 32000, 33075, 37800, 44100, 48000 |
| 73 | }; |
| 74 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 75 | static struct snd_pcm_hw_constraint_list hw_constraints_rates = { |
Krzysztof Helt | 6c041b5 | 2007-09-06 15:03:59 +0200 | [diff] [blame] | 76 | .count = ARRAY_SIZE(rates), |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 77 | .list = rates, |
| 78 | .mask = 0, |
| 79 | }; |
| 80 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 81 | static int snd_cs4231_xrate(struct snd_pcm_runtime *runtime) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 82 | { |
| 83 | return snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, &hw_constraints_rates); |
| 84 | } |
| 85 | |
| 86 | static unsigned char snd_cs4231_original_image[32] = |
| 87 | { |
| 88 | 0x00, /* 00/00 - lic */ |
| 89 | 0x00, /* 01/01 - ric */ |
| 90 | 0x9f, /* 02/02 - la1ic */ |
| 91 | 0x9f, /* 03/03 - ra1ic */ |
| 92 | 0x9f, /* 04/04 - la2ic */ |
| 93 | 0x9f, /* 05/05 - ra2ic */ |
| 94 | 0xbf, /* 06/06 - loc */ |
| 95 | 0xbf, /* 07/07 - roc */ |
| 96 | 0x20, /* 08/08 - pdfr */ |
| 97 | CS4231_AUTOCALIB, /* 09/09 - ic */ |
| 98 | 0x00, /* 0a/10 - pc */ |
| 99 | 0x00, /* 0b/11 - ti */ |
| 100 | CS4231_MODE2, /* 0c/12 - mi */ |
| 101 | 0xfc, /* 0d/13 - lbc */ |
| 102 | 0x00, /* 0e/14 - pbru */ |
| 103 | 0x00, /* 0f/15 - pbrl */ |
| 104 | 0x80, /* 10/16 - afei */ |
| 105 | 0x01, /* 11/17 - afeii */ |
| 106 | 0x9f, /* 12/18 - llic */ |
| 107 | 0x9f, /* 13/19 - rlic */ |
| 108 | 0x00, /* 14/20 - tlb */ |
| 109 | 0x00, /* 15/21 - thb */ |
| 110 | 0x00, /* 16/22 - la3mic/reserved */ |
| 111 | 0x00, /* 17/23 - ra3mic/reserved */ |
| 112 | 0x00, /* 18/24 - afs */ |
| 113 | 0x00, /* 19/25 - lamoc/version */ |
| 114 | 0xcf, /* 1a/26 - mioc */ |
| 115 | 0x00, /* 1b/27 - ramoc/reserved */ |
| 116 | 0x20, /* 1c/28 - cdfr */ |
| 117 | 0x00, /* 1d/29 - res4 */ |
| 118 | 0x00, /* 1e/30 - cbru */ |
| 119 | 0x00, /* 1f/31 - cbrl */ |
| 120 | }; |
| 121 | |
| 122 | /* |
| 123 | * Basic I/O functions |
| 124 | */ |
| 125 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 126 | static inline void cs4231_outb(struct snd_cs4231 *chip, u8 offset, u8 val) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 127 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 128 | outb(val, chip->port + offset); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 129 | } |
| 130 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 131 | static inline u8 cs4231_inb(struct snd_cs4231 *chip, u8 offset) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 132 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 133 | return inb(chip->port + offset); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 134 | } |
| 135 | |
Krzysztof Helt | 6c041b5 | 2007-09-06 15:03:59 +0200 | [diff] [blame] | 136 | static void snd_cs4231_wait(struct snd_cs4231 *chip) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 137 | { |
| 138 | int timeout; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 139 | |
| 140 | for (timeout = 250; |
| 141 | timeout > 0 && (cs4231_inb(chip, CS4231P(REGSEL)) & CS4231_INIT); |
| 142 | timeout--) |
| 143 | udelay(100); |
Krzysztof Helt | 6c041b5 | 2007-09-06 15:03:59 +0200 | [diff] [blame] | 144 | } |
| 145 | |
| 146 | static void snd_cs4231_outm(struct snd_cs4231 *chip, unsigned char reg, |
| 147 | unsigned char mask, unsigned char value) |
| 148 | { |
| 149 | unsigned char tmp = (chip->image[reg] & mask) | value; |
| 150 | |
| 151 | snd_cs4231_wait(chip); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 152 | #ifdef CONFIG_SND_DEBUG |
| 153 | if (cs4231_inb(chip, CS4231P(REGSEL)) & CS4231_INIT) |
| 154 | snd_printk("outm: auto calibration time out - reg = 0x%x, value = 0x%x\n", reg, value); |
| 155 | #endif |
Krzysztof Helt | 6c041b5 | 2007-09-06 15:03:59 +0200 | [diff] [blame] | 156 | chip->image[reg] = tmp; |
| 157 | if (!chip->calibrate_mute) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 158 | cs4231_outb(chip, CS4231P(REGSEL), chip->mce_bit | reg); |
Krzysztof Helt | 6c041b5 | 2007-09-06 15:03:59 +0200 | [diff] [blame] | 159 | wmb(); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 160 | cs4231_outb(chip, CS4231P(REG), tmp); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 161 | mb(); |
| 162 | } |
| 163 | } |
| 164 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 165 | static void snd_cs4231_dout(struct snd_cs4231 *chip, unsigned char reg, unsigned char value) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 166 | { |
| 167 | int timeout; |
| 168 | |
| 169 | for (timeout = 250; |
| 170 | timeout > 0 && (cs4231_inb(chip, CS4231P(REGSEL)) & CS4231_INIT); |
| 171 | timeout--) |
| 172 | udelay(10); |
| 173 | cs4231_outb(chip, CS4231P(REGSEL), chip->mce_bit | reg); |
| 174 | cs4231_outb(chip, CS4231P(REG), value); |
| 175 | mb(); |
| 176 | } |
| 177 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 178 | void snd_cs4231_out(struct snd_cs4231 *chip, unsigned char reg, unsigned char value) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 179 | { |
Krzysztof Helt | 6c041b5 | 2007-09-06 15:03:59 +0200 | [diff] [blame] | 180 | snd_cs4231_wait(chip); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 181 | #ifdef CONFIG_SND_DEBUG |
| 182 | if (cs4231_inb(chip, CS4231P(REGSEL)) & CS4231_INIT) |
| 183 | snd_printk("out: auto calibration time out - reg = 0x%x, value = 0x%x\n", reg, value); |
| 184 | #endif |
| 185 | cs4231_outb(chip, CS4231P(REGSEL), chip->mce_bit | reg); |
| 186 | cs4231_outb(chip, CS4231P(REG), value); |
| 187 | chip->image[reg] = value; |
| 188 | mb(); |
Krzysztof Helt | 6c041b5 | 2007-09-06 15:03:59 +0200 | [diff] [blame] | 189 | snd_printdd("codec out - reg 0x%x = 0x%x\n", |
| 190 | chip->mce_bit | reg, value); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 191 | } |
| 192 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 193 | unsigned char snd_cs4231_in(struct snd_cs4231 *chip, unsigned char reg) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 194 | { |
Krzysztof Helt | 6c041b5 | 2007-09-06 15:03:59 +0200 | [diff] [blame] | 195 | snd_cs4231_wait(chip); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 196 | #ifdef CONFIG_SND_DEBUG |
| 197 | if (cs4231_inb(chip, CS4231P(REGSEL)) & CS4231_INIT) |
| 198 | snd_printk("in: auto calibration time out - reg = 0x%x\n", reg); |
| 199 | #endif |
| 200 | cs4231_outb(chip, CS4231P(REGSEL), chip->mce_bit | reg); |
| 201 | mb(); |
| 202 | return cs4231_inb(chip, CS4231P(REG)); |
| 203 | } |
| 204 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 205 | void snd_cs4236_ext_out(struct snd_cs4231 *chip, unsigned char reg, unsigned char val) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 206 | { |
| 207 | cs4231_outb(chip, CS4231P(REGSEL), chip->mce_bit | 0x17); |
| 208 | cs4231_outb(chip, CS4231P(REG), reg | (chip->image[CS4236_EXT_REG] & 0x01)); |
| 209 | cs4231_outb(chip, CS4231P(REG), val); |
| 210 | chip->eimage[CS4236_REG(reg)] = val; |
| 211 | #if 0 |
| 212 | printk("ext out : reg = 0x%x, val = 0x%x\n", reg, val); |
| 213 | #endif |
| 214 | } |
| 215 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 216 | unsigned char snd_cs4236_ext_in(struct snd_cs4231 *chip, unsigned char reg) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 217 | { |
| 218 | cs4231_outb(chip, CS4231P(REGSEL), chip->mce_bit | 0x17); |
| 219 | cs4231_outb(chip, CS4231P(REG), reg | (chip->image[CS4236_EXT_REG] & 0x01)); |
| 220 | #if 1 |
| 221 | return cs4231_inb(chip, CS4231P(REG)); |
| 222 | #else |
| 223 | { |
| 224 | unsigned char res; |
| 225 | res = cs4231_inb(chip, CS4231P(REG)); |
| 226 | printk("ext in : reg = 0x%x, val = 0x%x\n", reg, res); |
| 227 | return res; |
| 228 | } |
| 229 | #endif |
| 230 | } |
| 231 | |
| 232 | #if 0 |
| 233 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 234 | static void snd_cs4231_debug(struct snd_cs4231 *chip) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 235 | { |
| 236 | printk("CS4231 REGS: INDEX = 0x%02x ", cs4231_inb(chip, CS4231P(REGSEL))); |
| 237 | printk(" STATUS = 0x%02x\n", cs4231_inb(chip, CS4231P(STATUS))); |
| 238 | printk(" 0x00: left input = 0x%02x ", snd_cs4231_in(chip, 0x00)); |
| 239 | printk(" 0x10: alt 1 (CFIG 2) = 0x%02x\n", snd_cs4231_in(chip, 0x10)); |
| 240 | printk(" 0x01: right input = 0x%02x ", snd_cs4231_in(chip, 0x01)); |
| 241 | printk(" 0x11: alt 2 (CFIG 3) = 0x%02x\n", snd_cs4231_in(chip, 0x11)); |
| 242 | printk(" 0x02: GF1 left input = 0x%02x ", snd_cs4231_in(chip, 0x02)); |
| 243 | printk(" 0x12: left line in = 0x%02x\n", snd_cs4231_in(chip, 0x12)); |
| 244 | printk(" 0x03: GF1 right input = 0x%02x ", snd_cs4231_in(chip, 0x03)); |
| 245 | printk(" 0x13: right line in = 0x%02x\n", snd_cs4231_in(chip, 0x13)); |
| 246 | printk(" 0x04: CD left input = 0x%02x ", snd_cs4231_in(chip, 0x04)); |
| 247 | printk(" 0x14: timer low = 0x%02x\n", snd_cs4231_in(chip, 0x14)); |
| 248 | printk(" 0x05: CD right input = 0x%02x ", snd_cs4231_in(chip, 0x05)); |
| 249 | printk(" 0x15: timer high = 0x%02x\n", snd_cs4231_in(chip, 0x15)); |
| 250 | printk(" 0x06: left output = 0x%02x ", snd_cs4231_in(chip, 0x06)); |
| 251 | printk(" 0x16: left MIC (PnP) = 0x%02x\n", snd_cs4231_in(chip, 0x16)); |
| 252 | printk(" 0x07: right output = 0x%02x ", snd_cs4231_in(chip, 0x07)); |
| 253 | printk(" 0x17: right MIC (PnP) = 0x%02x\n", snd_cs4231_in(chip, 0x17)); |
| 254 | printk(" 0x08: playback format = 0x%02x ", snd_cs4231_in(chip, 0x08)); |
| 255 | printk(" 0x18: IRQ status = 0x%02x\n", snd_cs4231_in(chip, 0x18)); |
| 256 | printk(" 0x09: iface (CFIG 1) = 0x%02x ", snd_cs4231_in(chip, 0x09)); |
| 257 | printk(" 0x19: left line out = 0x%02x\n", snd_cs4231_in(chip, 0x19)); |
| 258 | printk(" 0x0a: pin control = 0x%02x ", snd_cs4231_in(chip, 0x0a)); |
| 259 | printk(" 0x1a: mono control = 0x%02x\n", snd_cs4231_in(chip, 0x1a)); |
| 260 | printk(" 0x0b: init & status = 0x%02x ", snd_cs4231_in(chip, 0x0b)); |
| 261 | printk(" 0x1b: right line out = 0x%02x\n", snd_cs4231_in(chip, 0x1b)); |
| 262 | printk(" 0x0c: revision & mode = 0x%02x ", snd_cs4231_in(chip, 0x0c)); |
| 263 | printk(" 0x1c: record format = 0x%02x\n", snd_cs4231_in(chip, 0x1c)); |
| 264 | printk(" 0x0d: loopback = 0x%02x ", snd_cs4231_in(chip, 0x0d)); |
| 265 | printk(" 0x1d: var freq (PnP) = 0x%02x\n", snd_cs4231_in(chip, 0x1d)); |
| 266 | printk(" 0x0e: ply upr count = 0x%02x ", snd_cs4231_in(chip, 0x0e)); |
| 267 | printk(" 0x1e: ply lwr count = 0x%02x\n", snd_cs4231_in(chip, 0x1e)); |
| 268 | printk(" 0x0f: rec upr count = 0x%02x ", snd_cs4231_in(chip, 0x0f)); |
| 269 | printk(" 0x1f: rec lwr count = 0x%02x\n", snd_cs4231_in(chip, 0x1f)); |
| 270 | } |
| 271 | |
| 272 | #endif |
| 273 | |
| 274 | /* |
| 275 | * CS4231 detection / MCE routines |
| 276 | */ |
| 277 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 278 | static void snd_cs4231_busy_wait(struct snd_cs4231 *chip) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 279 | { |
| 280 | int timeout; |
| 281 | |
| 282 | /* huh.. looks like this sequence is proper for CS4231A chip (GUS MAX) */ |
| 283 | for (timeout = 5; timeout > 0; timeout--) |
| 284 | cs4231_inb(chip, CS4231P(REGSEL)); |
| 285 | /* end of cleanup sequence */ |
| 286 | for (timeout = 250; |
| 287 | timeout > 0 && (cs4231_inb(chip, CS4231P(REGSEL)) & CS4231_INIT); |
| 288 | timeout--) |
| 289 | udelay(10); |
| 290 | } |
| 291 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 292 | void snd_cs4231_mce_up(struct snd_cs4231 *chip) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 293 | { |
| 294 | unsigned long flags; |
| 295 | int timeout; |
| 296 | |
Krzysztof Helt | 6c041b5 | 2007-09-06 15:03:59 +0200 | [diff] [blame] | 297 | snd_cs4231_wait(chip); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 298 | #ifdef CONFIG_SND_DEBUG |
| 299 | if (cs4231_inb(chip, CS4231P(REGSEL)) & CS4231_INIT) |
| 300 | snd_printk("mce_up - auto calibration time out (0)\n"); |
| 301 | #endif |
| 302 | spin_lock_irqsave(&chip->reg_lock, flags); |
| 303 | chip->mce_bit |= CS4231_MCE; |
| 304 | timeout = cs4231_inb(chip, CS4231P(REGSEL)); |
| 305 | if (timeout == 0x80) |
| 306 | snd_printk("mce_up [0x%lx]: serious init problem - codec still busy\n", chip->port); |
| 307 | if (!(timeout & CS4231_MCE)) |
| 308 | cs4231_outb(chip, CS4231P(REGSEL), chip->mce_bit | (timeout & 0x1f)); |
| 309 | spin_unlock_irqrestore(&chip->reg_lock, flags); |
| 310 | } |
| 311 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 312 | void snd_cs4231_mce_down(struct snd_cs4231 *chip) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 313 | { |
| 314 | unsigned long flags; |
Takashi Iwai | b875d65 | 2007-09-11 10:12:14 +0200 | [diff] [blame] | 315 | unsigned long end_time; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 316 | int timeout; |
| 317 | |
| 318 | snd_cs4231_busy_wait(chip); |
Rene Herman | d44df2d | 2007-09-10 23:22:55 +0200 | [diff] [blame] | 319 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 320 | #ifdef CONFIG_SND_DEBUG |
| 321 | if (cs4231_inb(chip, CS4231P(REGSEL)) & CS4231_INIT) |
| 322 | snd_printk("mce_down [0x%lx] - auto calibration time out (0)\n", (long)CS4231P(REGSEL)); |
| 323 | #endif |
| 324 | spin_lock_irqsave(&chip->reg_lock, flags); |
| 325 | chip->mce_bit &= ~CS4231_MCE; |
| 326 | timeout = cs4231_inb(chip, CS4231P(REGSEL)); |
| 327 | cs4231_outb(chip, CS4231P(REGSEL), chip->mce_bit | (timeout & 0x1f)); |
| 328 | spin_unlock_irqrestore(&chip->reg_lock, flags); |
| 329 | if (timeout == 0x80) |
| 330 | snd_printk("mce_down [0x%lx]: serious init problem - codec still busy\n", chip->port); |
| 331 | if ((timeout & CS4231_MCE) == 0 || |
| 332 | !(chip->hardware & (CS4231_HW_CS4231_MASK | CS4231_HW_CS4232_MASK))) { |
| 333 | return; |
| 334 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 335 | |
Rene Herman | 90cf9b8 | 2007-09-10 23:19:55 +0200 | [diff] [blame] | 336 | /* |
| 337 | * Wait for (possible -- during init auto-calibration may not be set) |
| 338 | * calibration process to start. Needs upto 5 sample periods on AD1848 |
| 339 | * which at the slowest possible rate of 5.5125 kHz means 907 us. |
| 340 | */ |
| 341 | msleep(1); |
Rene Herman | d44df2d | 2007-09-10 23:22:55 +0200 | [diff] [blame] | 342 | |
| 343 | snd_printdd("(1) jiffies = %lu\n", jiffies); |
| 344 | |
Krzysztof Helt | 23d4635 | 2007-09-11 00:40:42 +0200 | [diff] [blame] | 345 | /* check condition up to 250 ms */ |
Takashi Iwai | b875d65 | 2007-09-11 10:12:14 +0200 | [diff] [blame] | 346 | end_time = jiffies + msecs_to_jiffies(250); |
Krzysztof Helt | 23d4635 | 2007-09-11 00:40:42 +0200 | [diff] [blame] | 347 | while (snd_cs4231_in(chip, CS4231_TEST_INIT) & |
| 348 | CS4231_CALIB_IN_PROGRESS) { |
| 349 | |
Takashi Iwai | b875d65 | 2007-09-11 10:12:14 +0200 | [diff] [blame] | 350 | if (time_after(jiffies, end_time)) { |
Krzysztof Helt | 23d4635 | 2007-09-11 00:40:42 +0200 | [diff] [blame] | 351 | snd_printk(KERN_ERR "mce_down - " |
| 352 | "auto calibration time out (2)\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 353 | return; |
| 354 | } |
Takashi Iwai | b875d65 | 2007-09-11 10:12:14 +0200 | [diff] [blame] | 355 | msleep(1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 356 | } |
Rene Herman | d44df2d | 2007-09-10 23:22:55 +0200 | [diff] [blame] | 357 | |
| 358 | snd_printdd("(2) jiffies = %lu\n", jiffies); |
| 359 | |
Krzysztof Helt | 23d4635 | 2007-09-11 00:40:42 +0200 | [diff] [blame] | 360 | /* check condition up to 100 ms */ |
Takashi Iwai | b875d65 | 2007-09-11 10:12:14 +0200 | [diff] [blame] | 361 | end_time = jiffies + msecs_to_jiffies(100); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 362 | while (cs4231_inb(chip, CS4231P(REGSEL)) & CS4231_INIT) { |
Takashi Iwai | b875d65 | 2007-09-11 10:12:14 +0200 | [diff] [blame] | 363 | if (time_after(jiffies, end_time)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 364 | snd_printk(KERN_ERR "mce_down - auto calibration time out (3)\n"); |
| 365 | return; |
| 366 | } |
Takashi Iwai | b875d65 | 2007-09-11 10:12:14 +0200 | [diff] [blame] | 367 | msleep(1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 368 | } |
Rene Herman | d44df2d | 2007-09-10 23:22:55 +0200 | [diff] [blame] | 369 | |
| 370 | snd_printdd("(3) jiffies = %lu\n", jiffies); |
| 371 | snd_printd("mce_down - exit = 0x%x\n", cs4231_inb(chip, CS4231P(REGSEL))); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 372 | } |
| 373 | |
| 374 | static unsigned int snd_cs4231_get_count(unsigned char format, unsigned int size) |
| 375 | { |
| 376 | switch (format & 0xe0) { |
| 377 | case CS4231_LINEAR_16: |
| 378 | case CS4231_LINEAR_16_BIG: |
| 379 | size >>= 1; |
| 380 | break; |
| 381 | case CS4231_ADPCM_16: |
| 382 | return size >> 2; |
| 383 | } |
| 384 | if (format & CS4231_STEREO) |
| 385 | size >>= 1; |
| 386 | return size; |
| 387 | } |
| 388 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 389 | static int snd_cs4231_trigger(struct snd_pcm_substream *substream, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 390 | int cmd) |
| 391 | { |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 392 | struct snd_cs4231 *chip = snd_pcm_substream_chip(substream); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 393 | int result = 0; |
| 394 | unsigned int what; |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 395 | struct snd_pcm_substream *s; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 396 | int do_start; |
| 397 | |
| 398 | #if 0 |
| 399 | printk("codec trigger!!! - what = %i, enable = %i, status = 0x%x\n", what, enable, cs4231_inb(chip, CS4231P(STATUS))); |
| 400 | #endif |
| 401 | |
| 402 | switch (cmd) { |
| 403 | case SNDRV_PCM_TRIGGER_START: |
| 404 | case SNDRV_PCM_TRIGGER_RESUME: |
| 405 | do_start = 1; break; |
| 406 | case SNDRV_PCM_TRIGGER_STOP: |
| 407 | case SNDRV_PCM_TRIGGER_SUSPEND: |
| 408 | do_start = 0; break; |
| 409 | default: |
| 410 | return -EINVAL; |
| 411 | } |
| 412 | |
| 413 | what = 0; |
Takashi Iwai | ef991b9 | 2007-02-22 12:52:53 +0100 | [diff] [blame] | 414 | snd_pcm_group_for_each_entry(s, substream) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 415 | if (s == chip->playback_substream) { |
| 416 | what |= CS4231_PLAYBACK_ENABLE; |
| 417 | snd_pcm_trigger_done(s, substream); |
| 418 | } else if (s == chip->capture_substream) { |
| 419 | what |= CS4231_RECORD_ENABLE; |
| 420 | snd_pcm_trigger_done(s, substream); |
| 421 | } |
| 422 | } |
| 423 | spin_lock(&chip->reg_lock); |
| 424 | if (do_start) { |
| 425 | chip->image[CS4231_IFACE_CTRL] |= what; |
| 426 | if (chip->trigger) |
| 427 | chip->trigger(chip, what, 1); |
| 428 | } else { |
| 429 | chip->image[CS4231_IFACE_CTRL] &= ~what; |
| 430 | if (chip->trigger) |
| 431 | chip->trigger(chip, what, 0); |
| 432 | } |
| 433 | snd_cs4231_out(chip, CS4231_IFACE_CTRL, chip->image[CS4231_IFACE_CTRL]); |
| 434 | spin_unlock(&chip->reg_lock); |
| 435 | #if 0 |
| 436 | snd_cs4231_debug(chip); |
| 437 | #endif |
| 438 | return result; |
| 439 | } |
| 440 | |
| 441 | /* |
| 442 | * CODEC I/O |
| 443 | */ |
| 444 | |
| 445 | static unsigned char snd_cs4231_get_rate(unsigned int rate) |
| 446 | { |
| 447 | int i; |
| 448 | |
Krzysztof Helt | 6c041b5 | 2007-09-06 15:03:59 +0200 | [diff] [blame] | 449 | for (i = 0; i < ARRAY_SIZE(rates); i++) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 450 | if (rate == rates[i]) |
| 451 | return freq_bits[i]; |
| 452 | // snd_BUG(); |
Krzysztof Helt | 6c041b5 | 2007-09-06 15:03:59 +0200 | [diff] [blame] | 453 | return freq_bits[ARRAY_SIZE(rates) - 1]; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 454 | } |
| 455 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 456 | static unsigned char snd_cs4231_get_format(struct snd_cs4231 *chip, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 457 | int format, |
| 458 | int channels) |
| 459 | { |
| 460 | unsigned char rformat; |
| 461 | |
| 462 | rformat = CS4231_LINEAR_8; |
| 463 | switch (format) { |
| 464 | case SNDRV_PCM_FORMAT_MU_LAW: rformat = CS4231_ULAW_8; break; |
| 465 | case SNDRV_PCM_FORMAT_A_LAW: rformat = CS4231_ALAW_8; break; |
| 466 | case SNDRV_PCM_FORMAT_S16_LE: rformat = CS4231_LINEAR_16; break; |
| 467 | case SNDRV_PCM_FORMAT_S16_BE: rformat = CS4231_LINEAR_16_BIG; break; |
| 468 | case SNDRV_PCM_FORMAT_IMA_ADPCM: rformat = CS4231_ADPCM_16; break; |
| 469 | } |
| 470 | if (channels > 1) |
| 471 | rformat |= CS4231_STEREO; |
| 472 | #if 0 |
| 473 | snd_printk("get_format: 0x%x (mode=0x%x)\n", format, mode); |
| 474 | #endif |
| 475 | return rformat; |
| 476 | } |
| 477 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 478 | static void snd_cs4231_calibrate_mute(struct snd_cs4231 *chip, int mute) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 479 | { |
| 480 | unsigned long flags; |
| 481 | |
| 482 | mute = mute ? 1 : 0; |
| 483 | spin_lock_irqsave(&chip->reg_lock, flags); |
| 484 | if (chip->calibrate_mute == mute) { |
| 485 | spin_unlock_irqrestore(&chip->reg_lock, flags); |
| 486 | return; |
| 487 | } |
| 488 | if (!mute) { |
| 489 | snd_cs4231_dout(chip, CS4231_LEFT_INPUT, chip->image[CS4231_LEFT_INPUT]); |
| 490 | snd_cs4231_dout(chip, CS4231_RIGHT_INPUT, chip->image[CS4231_RIGHT_INPUT]); |
| 491 | snd_cs4231_dout(chip, CS4231_LOOPBACK, chip->image[CS4231_LOOPBACK]); |
| 492 | } |
| 493 | snd_cs4231_dout(chip, CS4231_AUX1_LEFT_INPUT, mute ? 0x80 : chip->image[CS4231_AUX1_LEFT_INPUT]); |
| 494 | snd_cs4231_dout(chip, CS4231_AUX1_RIGHT_INPUT, mute ? 0x80 : chip->image[CS4231_AUX1_RIGHT_INPUT]); |
| 495 | snd_cs4231_dout(chip, CS4231_AUX2_LEFT_INPUT, mute ? 0x80 : chip->image[CS4231_AUX2_LEFT_INPUT]); |
| 496 | snd_cs4231_dout(chip, CS4231_AUX2_RIGHT_INPUT, mute ? 0x80 : chip->image[CS4231_AUX2_RIGHT_INPUT]); |
| 497 | snd_cs4231_dout(chip, CS4231_LEFT_OUTPUT, mute ? 0x80 : chip->image[CS4231_LEFT_OUTPUT]); |
| 498 | snd_cs4231_dout(chip, CS4231_RIGHT_OUTPUT, mute ? 0x80 : chip->image[CS4231_RIGHT_OUTPUT]); |
| 499 | snd_cs4231_dout(chip, CS4231_LEFT_LINE_IN, mute ? 0x80 : chip->image[CS4231_LEFT_LINE_IN]); |
| 500 | snd_cs4231_dout(chip, CS4231_RIGHT_LINE_IN, mute ? 0x80 : chip->image[CS4231_RIGHT_LINE_IN]); |
| 501 | snd_cs4231_dout(chip, CS4231_MONO_CTRL, mute ? 0xc0 : chip->image[CS4231_MONO_CTRL]); |
| 502 | if (chip->hardware == CS4231_HW_INTERWAVE) { |
| 503 | snd_cs4231_dout(chip, CS4231_LEFT_MIC_INPUT, mute ? 0x80 : chip->image[CS4231_LEFT_MIC_INPUT]); |
| 504 | snd_cs4231_dout(chip, CS4231_RIGHT_MIC_INPUT, mute ? 0x80 : chip->image[CS4231_RIGHT_MIC_INPUT]); |
| 505 | snd_cs4231_dout(chip, CS4231_LINE_LEFT_OUTPUT, mute ? 0x80 : chip->image[CS4231_LINE_LEFT_OUTPUT]); |
| 506 | snd_cs4231_dout(chip, CS4231_LINE_RIGHT_OUTPUT, mute ? 0x80 : chip->image[CS4231_LINE_RIGHT_OUTPUT]); |
| 507 | } |
| 508 | chip->calibrate_mute = mute; |
| 509 | spin_unlock_irqrestore(&chip->reg_lock, flags); |
| 510 | } |
| 511 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 512 | static void snd_cs4231_playback_format(struct snd_cs4231 *chip, |
| 513 | struct snd_pcm_hw_params *params, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 514 | unsigned char pdfr) |
| 515 | { |
| 516 | unsigned long flags; |
| 517 | int full_calib = 1; |
| 518 | |
Ingo Molnar | 8b7547f | 2006-01-16 16:33:08 +0100 | [diff] [blame] | 519 | mutex_lock(&chip->mce_mutex); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 520 | snd_cs4231_calibrate_mute(chip, 1); |
| 521 | if (chip->hardware == CS4231_HW_CS4231A || |
| 522 | (chip->hardware & CS4231_HW_CS4232_MASK)) { |
| 523 | spin_lock_irqsave(&chip->reg_lock, flags); |
| 524 | if ((chip->image[CS4231_PLAYBK_FORMAT] & 0x0f) == (pdfr & 0x0f)) { /* rate is same? */ |
| 525 | snd_cs4231_out(chip, CS4231_ALT_FEATURE_1, chip->image[CS4231_ALT_FEATURE_1] | 0x10); |
| 526 | snd_cs4231_out(chip, CS4231_PLAYBK_FORMAT, chip->image[CS4231_PLAYBK_FORMAT] = pdfr); |
| 527 | snd_cs4231_out(chip, CS4231_ALT_FEATURE_1, chip->image[CS4231_ALT_FEATURE_1] &= ~0x10); |
| 528 | udelay(100); /* Fixes audible clicks at least on GUS MAX */ |
| 529 | full_calib = 0; |
| 530 | } |
| 531 | spin_unlock_irqrestore(&chip->reg_lock, flags); |
| 532 | } |
| 533 | if (full_calib) { |
| 534 | snd_cs4231_mce_up(chip); |
| 535 | spin_lock_irqsave(&chip->reg_lock, flags); |
| 536 | if (chip->hardware != CS4231_HW_INTERWAVE && !chip->single_dma) { |
| 537 | snd_cs4231_out(chip, CS4231_PLAYBK_FORMAT, |
| 538 | (chip->image[CS4231_IFACE_CTRL] & CS4231_RECORD_ENABLE) ? |
| 539 | (pdfr & 0xf0) | (chip->image[CS4231_REC_FORMAT] & 0x0f) : |
| 540 | pdfr); |
| 541 | } else { |
| 542 | snd_cs4231_out(chip, CS4231_PLAYBK_FORMAT, chip->image[CS4231_PLAYBK_FORMAT] = pdfr); |
| 543 | } |
| 544 | spin_unlock_irqrestore(&chip->reg_lock, flags); |
Paul Vojta | e234046 | 2007-07-27 12:20:38 +0200 | [diff] [blame] | 545 | if (chip->hardware == CS4231_HW_OPL3SA2) |
| 546 | udelay(100); /* this seems to help */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 547 | snd_cs4231_mce_down(chip); |
| 548 | } |
| 549 | snd_cs4231_calibrate_mute(chip, 0); |
Ingo Molnar | 8b7547f | 2006-01-16 16:33:08 +0100 | [diff] [blame] | 550 | mutex_unlock(&chip->mce_mutex); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 551 | } |
| 552 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 553 | static void snd_cs4231_capture_format(struct snd_cs4231 *chip, |
| 554 | struct snd_pcm_hw_params *params, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 555 | unsigned char cdfr) |
| 556 | { |
| 557 | unsigned long flags; |
| 558 | int full_calib = 1; |
| 559 | |
Ingo Molnar | 8b7547f | 2006-01-16 16:33:08 +0100 | [diff] [blame] | 560 | mutex_lock(&chip->mce_mutex); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 561 | snd_cs4231_calibrate_mute(chip, 1); |
| 562 | if (chip->hardware == CS4231_HW_CS4231A || |
| 563 | (chip->hardware & CS4231_HW_CS4232_MASK)) { |
| 564 | spin_lock_irqsave(&chip->reg_lock, flags); |
| 565 | if ((chip->image[CS4231_PLAYBK_FORMAT] & 0x0f) == (cdfr & 0x0f) || /* rate is same? */ |
| 566 | (chip->image[CS4231_IFACE_CTRL] & CS4231_PLAYBACK_ENABLE)) { |
| 567 | snd_cs4231_out(chip, CS4231_ALT_FEATURE_1, chip->image[CS4231_ALT_FEATURE_1] | 0x20); |
| 568 | snd_cs4231_out(chip, CS4231_REC_FORMAT, chip->image[CS4231_REC_FORMAT] = cdfr); |
| 569 | snd_cs4231_out(chip, CS4231_ALT_FEATURE_1, chip->image[CS4231_ALT_FEATURE_1] &= ~0x20); |
| 570 | full_calib = 0; |
| 571 | } |
| 572 | spin_unlock_irqrestore(&chip->reg_lock, flags); |
| 573 | } |
| 574 | if (full_calib) { |
| 575 | snd_cs4231_mce_up(chip); |
| 576 | spin_lock_irqsave(&chip->reg_lock, flags); |
| 577 | if (chip->hardware != CS4231_HW_INTERWAVE) { |
| 578 | if (!(chip->image[CS4231_IFACE_CTRL] & CS4231_PLAYBACK_ENABLE)) { |
| 579 | snd_cs4231_out(chip, CS4231_PLAYBK_FORMAT, |
| 580 | ((chip->single_dma ? cdfr : chip->image[CS4231_PLAYBK_FORMAT]) & 0xf0) | |
| 581 | (cdfr & 0x0f)); |
| 582 | spin_unlock_irqrestore(&chip->reg_lock, flags); |
| 583 | snd_cs4231_mce_down(chip); |
| 584 | snd_cs4231_mce_up(chip); |
| 585 | spin_lock_irqsave(&chip->reg_lock, flags); |
| 586 | } |
| 587 | } |
| 588 | snd_cs4231_out(chip, CS4231_REC_FORMAT, cdfr); |
| 589 | spin_unlock_irqrestore(&chip->reg_lock, flags); |
| 590 | snd_cs4231_mce_down(chip); |
| 591 | } |
| 592 | snd_cs4231_calibrate_mute(chip, 0); |
Ingo Molnar | 8b7547f | 2006-01-16 16:33:08 +0100 | [diff] [blame] | 593 | mutex_unlock(&chip->mce_mutex); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 594 | } |
| 595 | |
| 596 | /* |
| 597 | * Timer interface |
| 598 | */ |
| 599 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 600 | static unsigned long snd_cs4231_timer_resolution(struct snd_timer * timer) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 601 | { |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 602 | struct snd_cs4231 *chip = snd_timer_chip(timer); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 603 | if (chip->hardware & CS4231_HW_CS4236B_MASK) |
| 604 | return 14467; |
| 605 | else |
| 606 | return chip->image[CS4231_PLAYBK_FORMAT] & 1 ? 9969 : 9920; |
| 607 | } |
| 608 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 609 | static int snd_cs4231_timer_start(struct snd_timer * timer) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 610 | { |
| 611 | unsigned long flags; |
| 612 | unsigned int ticks; |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 613 | struct snd_cs4231 *chip = snd_timer_chip(timer); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 614 | spin_lock_irqsave(&chip->reg_lock, flags); |
| 615 | ticks = timer->sticks; |
| 616 | if ((chip->image[CS4231_ALT_FEATURE_1] & CS4231_TIMER_ENABLE) == 0 || |
| 617 | (unsigned char)(ticks >> 8) != chip->image[CS4231_TIMER_HIGH] || |
| 618 | (unsigned char)ticks != chip->image[CS4231_TIMER_LOW]) { |
| 619 | snd_cs4231_out(chip, CS4231_TIMER_HIGH, chip->image[CS4231_TIMER_HIGH] = (unsigned char) (ticks >> 8)); |
| 620 | snd_cs4231_out(chip, CS4231_TIMER_LOW, chip->image[CS4231_TIMER_LOW] = (unsigned char) ticks); |
| 621 | snd_cs4231_out(chip, CS4231_ALT_FEATURE_1, chip->image[CS4231_ALT_FEATURE_1] | CS4231_TIMER_ENABLE); |
| 622 | } |
| 623 | spin_unlock_irqrestore(&chip->reg_lock, flags); |
| 624 | return 0; |
| 625 | } |
| 626 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 627 | static int snd_cs4231_timer_stop(struct snd_timer * timer) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 628 | { |
| 629 | unsigned long flags; |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 630 | struct snd_cs4231 *chip = snd_timer_chip(timer); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 631 | spin_lock_irqsave(&chip->reg_lock, flags); |
| 632 | snd_cs4231_out(chip, CS4231_ALT_FEATURE_1, chip->image[CS4231_ALT_FEATURE_1] &= ~CS4231_TIMER_ENABLE); |
| 633 | spin_unlock_irqrestore(&chip->reg_lock, flags); |
| 634 | return 0; |
| 635 | } |
| 636 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 637 | static void snd_cs4231_init(struct snd_cs4231 *chip) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 638 | { |
| 639 | unsigned long flags; |
| 640 | |
| 641 | snd_cs4231_mce_down(chip); |
| 642 | |
| 643 | #ifdef SNDRV_DEBUG_MCE |
| 644 | snd_printk("init: (1)\n"); |
| 645 | #endif |
| 646 | snd_cs4231_mce_up(chip); |
| 647 | spin_lock_irqsave(&chip->reg_lock, flags); |
| 648 | chip->image[CS4231_IFACE_CTRL] &= ~(CS4231_PLAYBACK_ENABLE | CS4231_PLAYBACK_PIO | |
| 649 | CS4231_RECORD_ENABLE | CS4231_RECORD_PIO | |
| 650 | CS4231_CALIB_MODE); |
| 651 | chip->image[CS4231_IFACE_CTRL] |= CS4231_AUTOCALIB; |
| 652 | snd_cs4231_out(chip, CS4231_IFACE_CTRL, chip->image[CS4231_IFACE_CTRL]); |
| 653 | spin_unlock_irqrestore(&chip->reg_lock, flags); |
| 654 | snd_cs4231_mce_down(chip); |
| 655 | |
| 656 | #ifdef SNDRV_DEBUG_MCE |
| 657 | snd_printk("init: (2)\n"); |
| 658 | #endif |
| 659 | |
| 660 | snd_cs4231_mce_up(chip); |
| 661 | spin_lock_irqsave(&chip->reg_lock, flags); |
| 662 | snd_cs4231_out(chip, CS4231_ALT_FEATURE_1, chip->image[CS4231_ALT_FEATURE_1]); |
| 663 | spin_unlock_irqrestore(&chip->reg_lock, flags); |
| 664 | snd_cs4231_mce_down(chip); |
| 665 | |
| 666 | #ifdef SNDRV_DEBUG_MCE |
| 667 | snd_printk("init: (3) - afei = 0x%x\n", chip->image[CS4231_ALT_FEATURE_1]); |
| 668 | #endif |
| 669 | |
| 670 | spin_lock_irqsave(&chip->reg_lock, flags); |
| 671 | snd_cs4231_out(chip, CS4231_ALT_FEATURE_2, chip->image[CS4231_ALT_FEATURE_2]); |
| 672 | spin_unlock_irqrestore(&chip->reg_lock, flags); |
| 673 | |
| 674 | snd_cs4231_mce_up(chip); |
| 675 | spin_lock_irqsave(&chip->reg_lock, flags); |
| 676 | snd_cs4231_out(chip, CS4231_PLAYBK_FORMAT, chip->image[CS4231_PLAYBK_FORMAT]); |
| 677 | spin_unlock_irqrestore(&chip->reg_lock, flags); |
| 678 | snd_cs4231_mce_down(chip); |
| 679 | |
| 680 | #ifdef SNDRV_DEBUG_MCE |
| 681 | snd_printk("init: (4)\n"); |
| 682 | #endif |
| 683 | |
| 684 | snd_cs4231_mce_up(chip); |
| 685 | spin_lock_irqsave(&chip->reg_lock, flags); |
| 686 | snd_cs4231_out(chip, CS4231_REC_FORMAT, chip->image[CS4231_REC_FORMAT]); |
| 687 | spin_unlock_irqrestore(&chip->reg_lock, flags); |
| 688 | snd_cs4231_mce_down(chip); |
| 689 | |
| 690 | #ifdef SNDRV_DEBUG_MCE |
| 691 | snd_printk("init: (5)\n"); |
| 692 | #endif |
| 693 | } |
| 694 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 695 | static int snd_cs4231_open(struct snd_cs4231 *chip, unsigned int mode) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 696 | { |
| 697 | unsigned long flags; |
| 698 | |
Ingo Molnar | 8b7547f | 2006-01-16 16:33:08 +0100 | [diff] [blame] | 699 | mutex_lock(&chip->open_mutex); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 700 | if ((chip->mode & mode) || |
| 701 | ((chip->mode & CS4231_MODE_OPEN) && chip->single_dma)) { |
Ingo Molnar | 8b7547f | 2006-01-16 16:33:08 +0100 | [diff] [blame] | 702 | mutex_unlock(&chip->open_mutex); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 703 | return -EAGAIN; |
| 704 | } |
| 705 | if (chip->mode & CS4231_MODE_OPEN) { |
| 706 | chip->mode |= mode; |
Ingo Molnar | 8b7547f | 2006-01-16 16:33:08 +0100 | [diff] [blame] | 707 | mutex_unlock(&chip->open_mutex); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 708 | return 0; |
| 709 | } |
| 710 | /* ok. now enable and ack CODEC IRQ */ |
| 711 | spin_lock_irqsave(&chip->reg_lock, flags); |
| 712 | snd_cs4231_out(chip, CS4231_IRQ_STATUS, CS4231_PLAYBACK_IRQ | |
| 713 | CS4231_RECORD_IRQ | |
| 714 | CS4231_TIMER_IRQ); |
| 715 | snd_cs4231_out(chip, CS4231_IRQ_STATUS, 0); |
| 716 | cs4231_outb(chip, CS4231P(STATUS), 0); /* clear IRQ */ |
| 717 | cs4231_outb(chip, CS4231P(STATUS), 0); /* clear IRQ */ |
| 718 | chip->image[CS4231_PIN_CTRL] |= CS4231_IRQ_ENABLE; |
| 719 | snd_cs4231_out(chip, CS4231_PIN_CTRL, chip->image[CS4231_PIN_CTRL]); |
| 720 | snd_cs4231_out(chip, CS4231_IRQ_STATUS, CS4231_PLAYBACK_IRQ | |
| 721 | CS4231_RECORD_IRQ | |
| 722 | CS4231_TIMER_IRQ); |
| 723 | snd_cs4231_out(chip, CS4231_IRQ_STATUS, 0); |
| 724 | spin_unlock_irqrestore(&chip->reg_lock, flags); |
| 725 | |
| 726 | chip->mode = mode; |
Ingo Molnar | 8b7547f | 2006-01-16 16:33:08 +0100 | [diff] [blame] | 727 | mutex_unlock(&chip->open_mutex); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 728 | return 0; |
| 729 | } |
| 730 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 731 | static void snd_cs4231_close(struct snd_cs4231 *chip, unsigned int mode) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 732 | { |
| 733 | unsigned long flags; |
| 734 | |
Ingo Molnar | 8b7547f | 2006-01-16 16:33:08 +0100 | [diff] [blame] | 735 | mutex_lock(&chip->open_mutex); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 736 | chip->mode &= ~mode; |
| 737 | if (chip->mode & CS4231_MODE_OPEN) { |
Ingo Molnar | 8b7547f | 2006-01-16 16:33:08 +0100 | [diff] [blame] | 738 | mutex_unlock(&chip->open_mutex); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 739 | return; |
| 740 | } |
| 741 | snd_cs4231_calibrate_mute(chip, 1); |
| 742 | |
| 743 | /* disable IRQ */ |
| 744 | spin_lock_irqsave(&chip->reg_lock, flags); |
| 745 | snd_cs4231_out(chip, CS4231_IRQ_STATUS, 0); |
| 746 | cs4231_outb(chip, CS4231P(STATUS), 0); /* clear IRQ */ |
| 747 | cs4231_outb(chip, CS4231P(STATUS), 0); /* clear IRQ */ |
| 748 | chip->image[CS4231_PIN_CTRL] &= ~CS4231_IRQ_ENABLE; |
| 749 | snd_cs4231_out(chip, CS4231_PIN_CTRL, chip->image[CS4231_PIN_CTRL]); |
| 750 | |
| 751 | /* now disable record & playback */ |
| 752 | |
| 753 | if (chip->image[CS4231_IFACE_CTRL] & (CS4231_PLAYBACK_ENABLE | CS4231_PLAYBACK_PIO | |
| 754 | CS4231_RECORD_ENABLE | CS4231_RECORD_PIO)) { |
| 755 | spin_unlock_irqrestore(&chip->reg_lock, flags); |
| 756 | snd_cs4231_mce_up(chip); |
| 757 | spin_lock_irqsave(&chip->reg_lock, flags); |
| 758 | chip->image[CS4231_IFACE_CTRL] &= ~(CS4231_PLAYBACK_ENABLE | CS4231_PLAYBACK_PIO | |
| 759 | CS4231_RECORD_ENABLE | CS4231_RECORD_PIO); |
| 760 | snd_cs4231_out(chip, CS4231_IFACE_CTRL, chip->image[CS4231_IFACE_CTRL]); |
| 761 | spin_unlock_irqrestore(&chip->reg_lock, flags); |
| 762 | snd_cs4231_mce_down(chip); |
| 763 | spin_lock_irqsave(&chip->reg_lock, flags); |
| 764 | } |
| 765 | |
| 766 | /* clear IRQ again */ |
| 767 | snd_cs4231_out(chip, CS4231_IRQ_STATUS, 0); |
| 768 | cs4231_outb(chip, CS4231P(STATUS), 0); /* clear IRQ */ |
| 769 | cs4231_outb(chip, CS4231P(STATUS), 0); /* clear IRQ */ |
| 770 | spin_unlock_irqrestore(&chip->reg_lock, flags); |
| 771 | |
| 772 | snd_cs4231_calibrate_mute(chip, 0); |
| 773 | |
| 774 | chip->mode = 0; |
Ingo Molnar | 8b7547f | 2006-01-16 16:33:08 +0100 | [diff] [blame] | 775 | mutex_unlock(&chip->open_mutex); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 776 | } |
| 777 | |
| 778 | /* |
| 779 | * timer open/close |
| 780 | */ |
| 781 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 782 | static int snd_cs4231_timer_open(struct snd_timer * timer) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 783 | { |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 784 | struct snd_cs4231 *chip = snd_timer_chip(timer); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 785 | snd_cs4231_open(chip, CS4231_MODE_TIMER); |
| 786 | return 0; |
| 787 | } |
| 788 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 789 | static int snd_cs4231_timer_close(struct snd_timer * timer) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 790 | { |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 791 | struct snd_cs4231 *chip = snd_timer_chip(timer); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 792 | snd_cs4231_close(chip, CS4231_MODE_TIMER); |
| 793 | return 0; |
| 794 | } |
| 795 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 796 | static struct snd_timer_hardware snd_cs4231_timer_table = |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 797 | { |
| 798 | .flags = SNDRV_TIMER_HW_AUTO, |
| 799 | .resolution = 9945, |
| 800 | .ticks = 65535, |
| 801 | .open = snd_cs4231_timer_open, |
| 802 | .close = snd_cs4231_timer_close, |
| 803 | .c_resolution = snd_cs4231_timer_resolution, |
| 804 | .start = snd_cs4231_timer_start, |
| 805 | .stop = snd_cs4231_timer_stop, |
| 806 | }; |
| 807 | |
| 808 | /* |
| 809 | * ok.. exported functions.. |
| 810 | */ |
| 811 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 812 | static int snd_cs4231_playback_hw_params(struct snd_pcm_substream *substream, |
| 813 | struct snd_pcm_hw_params *hw_params) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 814 | { |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 815 | struct snd_cs4231 *chip = snd_pcm_substream_chip(substream); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 816 | unsigned char new_pdfr; |
| 817 | int err; |
| 818 | |
| 819 | if ((err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params))) < 0) |
| 820 | return err; |
| 821 | new_pdfr = snd_cs4231_get_format(chip, params_format(hw_params), params_channels(hw_params)) | |
| 822 | snd_cs4231_get_rate(params_rate(hw_params)); |
| 823 | chip->set_playback_format(chip, hw_params, new_pdfr); |
| 824 | return 0; |
| 825 | } |
| 826 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 827 | static int snd_cs4231_playback_hw_free(struct snd_pcm_substream *substream) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 828 | { |
| 829 | return snd_pcm_lib_free_pages(substream); |
| 830 | } |
| 831 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 832 | static int snd_cs4231_playback_prepare(struct snd_pcm_substream *substream) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 833 | { |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 834 | struct snd_cs4231 *chip = snd_pcm_substream_chip(substream); |
| 835 | struct snd_pcm_runtime *runtime = substream->runtime; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 836 | unsigned long flags; |
| 837 | unsigned int size = snd_pcm_lib_buffer_bytes(substream); |
| 838 | unsigned int count = snd_pcm_lib_period_bytes(substream); |
| 839 | |
| 840 | spin_lock_irqsave(&chip->reg_lock, flags); |
| 841 | chip->p_dma_size = size; |
| 842 | chip->image[CS4231_IFACE_CTRL] &= ~(CS4231_PLAYBACK_ENABLE | CS4231_PLAYBACK_PIO); |
| 843 | snd_dma_program(chip->dma1, runtime->dma_addr, size, DMA_MODE_WRITE | DMA_AUTOINIT); |
| 844 | count = snd_cs4231_get_count(chip->image[CS4231_PLAYBK_FORMAT], count) - 1; |
| 845 | snd_cs4231_out(chip, CS4231_PLY_LWR_CNT, (unsigned char) count); |
| 846 | snd_cs4231_out(chip, CS4231_PLY_UPR_CNT, (unsigned char) (count >> 8)); |
| 847 | spin_unlock_irqrestore(&chip->reg_lock, flags); |
| 848 | #if 0 |
| 849 | snd_cs4231_debug(chip); |
| 850 | #endif |
| 851 | return 0; |
| 852 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 853 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 854 | static int snd_cs4231_capture_hw_params(struct snd_pcm_substream *substream, |
| 855 | struct snd_pcm_hw_params *hw_params) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 856 | { |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 857 | struct snd_cs4231 *chip = snd_pcm_substream_chip(substream); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 858 | unsigned char new_cdfr; |
| 859 | int err; |
| 860 | |
| 861 | if ((err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params))) < 0) |
| 862 | return err; |
| 863 | new_cdfr = snd_cs4231_get_format(chip, params_format(hw_params), params_channels(hw_params)) | |
| 864 | snd_cs4231_get_rate(params_rate(hw_params)); |
| 865 | chip->set_capture_format(chip, hw_params, new_cdfr); |
| 866 | return 0; |
| 867 | } |
| 868 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 869 | static int snd_cs4231_capture_hw_free(struct snd_pcm_substream *substream) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 870 | { |
| 871 | return snd_pcm_lib_free_pages(substream); |
| 872 | } |
| 873 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 874 | static int snd_cs4231_capture_prepare(struct snd_pcm_substream *substream) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 875 | { |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 876 | struct snd_cs4231 *chip = snd_pcm_substream_chip(substream); |
| 877 | struct snd_pcm_runtime *runtime = substream->runtime; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 878 | unsigned long flags; |
| 879 | unsigned int size = snd_pcm_lib_buffer_bytes(substream); |
| 880 | unsigned int count = snd_pcm_lib_period_bytes(substream); |
| 881 | |
| 882 | spin_lock_irqsave(&chip->reg_lock, flags); |
| 883 | chip->c_dma_size = size; |
| 884 | chip->image[CS4231_IFACE_CTRL] &= ~(CS4231_RECORD_ENABLE | CS4231_RECORD_PIO); |
| 885 | snd_dma_program(chip->dma2, runtime->dma_addr, size, DMA_MODE_READ | DMA_AUTOINIT); |
| 886 | count = snd_cs4231_get_count(chip->image[CS4231_REC_FORMAT], count) - 1; |
| 887 | if (chip->single_dma && chip->hardware != CS4231_HW_INTERWAVE) { |
| 888 | snd_cs4231_out(chip, CS4231_PLY_LWR_CNT, (unsigned char) count); |
| 889 | snd_cs4231_out(chip, CS4231_PLY_UPR_CNT, (unsigned char) (count >> 8)); |
| 890 | } else { |
| 891 | snd_cs4231_out(chip, CS4231_REC_LWR_CNT, (unsigned char) count); |
| 892 | snd_cs4231_out(chip, CS4231_REC_UPR_CNT, (unsigned char) (count >> 8)); |
| 893 | } |
| 894 | spin_unlock_irqrestore(&chip->reg_lock, flags); |
| 895 | return 0; |
| 896 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 897 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 898 | static void snd_cs4231_overrange(struct snd_cs4231 *chip) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 899 | { |
| 900 | unsigned long flags; |
| 901 | unsigned char res; |
| 902 | |
| 903 | spin_lock_irqsave(&chip->reg_lock, flags); |
| 904 | res = snd_cs4231_in(chip, CS4231_TEST_INIT); |
| 905 | spin_unlock_irqrestore(&chip->reg_lock, flags); |
| 906 | if (res & (0x08 | 0x02)) /* detect overrange only above 0dB; may be user selectable? */ |
| 907 | chip->capture_substream->runtime->overrange++; |
| 908 | } |
| 909 | |
David Howells | 7d12e78 | 2006-10-05 14:55:46 +0100 | [diff] [blame] | 910 | irqreturn_t snd_cs4231_interrupt(int irq, void *dev_id) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 911 | { |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 912 | struct snd_cs4231 *chip = dev_id; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 913 | unsigned char status; |
| 914 | |
| 915 | status = snd_cs4231_in(chip, CS4231_IRQ_STATUS); |
| 916 | if (status & CS4231_TIMER_IRQ) { |
| 917 | if (chip->timer) |
| 918 | snd_timer_interrupt(chip->timer, chip->timer->sticks); |
| 919 | } |
| 920 | if (chip->single_dma && chip->hardware != CS4231_HW_INTERWAVE) { |
| 921 | if (status & CS4231_PLAYBACK_IRQ) { |
| 922 | if (chip->mode & CS4231_MODE_PLAY) { |
| 923 | if (chip->playback_substream) |
| 924 | snd_pcm_period_elapsed(chip->playback_substream); |
| 925 | } |
| 926 | if (chip->mode & CS4231_MODE_RECORD) { |
| 927 | if (chip->capture_substream) { |
| 928 | snd_cs4231_overrange(chip); |
| 929 | snd_pcm_period_elapsed(chip->capture_substream); |
| 930 | } |
| 931 | } |
| 932 | } |
| 933 | } else { |
| 934 | if (status & CS4231_PLAYBACK_IRQ) { |
| 935 | if (chip->playback_substream) |
| 936 | snd_pcm_period_elapsed(chip->playback_substream); |
| 937 | } |
| 938 | if (status & CS4231_RECORD_IRQ) { |
| 939 | if (chip->capture_substream) { |
| 940 | snd_cs4231_overrange(chip); |
| 941 | snd_pcm_period_elapsed(chip->capture_substream); |
| 942 | } |
| 943 | } |
| 944 | } |
| 945 | |
| 946 | spin_lock(&chip->reg_lock); |
| 947 | snd_cs4231_outm(chip, CS4231_IRQ_STATUS, ~CS4231_ALL_IRQS | ~status, 0); |
| 948 | spin_unlock(&chip->reg_lock); |
| 949 | return IRQ_HANDLED; |
| 950 | } |
| 951 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 952 | static snd_pcm_uframes_t snd_cs4231_playback_pointer(struct snd_pcm_substream *substream) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 953 | { |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 954 | struct snd_cs4231 *chip = snd_pcm_substream_chip(substream); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 955 | size_t ptr; |
| 956 | |
| 957 | if (!(chip->image[CS4231_IFACE_CTRL] & CS4231_PLAYBACK_ENABLE)) |
| 958 | return 0; |
| 959 | ptr = snd_dma_pointer(chip->dma1, chip->p_dma_size); |
| 960 | return bytes_to_frames(substream->runtime, ptr); |
| 961 | } |
| 962 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 963 | static snd_pcm_uframes_t snd_cs4231_capture_pointer(struct snd_pcm_substream *substream) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 964 | { |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 965 | struct snd_cs4231 *chip = snd_pcm_substream_chip(substream); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 966 | size_t ptr; |
| 967 | |
| 968 | if (!(chip->image[CS4231_IFACE_CTRL] & CS4231_RECORD_ENABLE)) |
| 969 | return 0; |
| 970 | ptr = snd_dma_pointer(chip->dma2, chip->c_dma_size); |
| 971 | return bytes_to_frames(substream->runtime, ptr); |
| 972 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 973 | |
| 974 | /* |
| 975 | |
| 976 | */ |
| 977 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 978 | static int snd_cs4231_probe(struct snd_cs4231 *chip) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 979 | { |
| 980 | unsigned long flags; |
| 981 | int i, id, rev; |
| 982 | unsigned char *ptr; |
| 983 | unsigned int hw; |
| 984 | |
| 985 | #if 0 |
| 986 | snd_cs4231_debug(chip); |
| 987 | #endif |
| 988 | id = 0; |
| 989 | for (i = 0; i < 50; i++) { |
| 990 | mb(); |
| 991 | if (cs4231_inb(chip, CS4231P(REGSEL)) & CS4231_INIT) |
| 992 | udelay(2000); |
| 993 | else { |
| 994 | spin_lock_irqsave(&chip->reg_lock, flags); |
| 995 | snd_cs4231_out(chip, CS4231_MISC_INFO, CS4231_MODE2); |
| 996 | id = snd_cs4231_in(chip, CS4231_MISC_INFO) & 0x0f; |
| 997 | spin_unlock_irqrestore(&chip->reg_lock, flags); |
| 998 | if (id == 0x0a) |
| 999 | break; /* this is valid value */ |
| 1000 | } |
| 1001 | } |
| 1002 | snd_printdd("cs4231: port = 0x%lx, id = 0x%x\n", chip->port, id); |
| 1003 | if (id != 0x0a) |
| 1004 | return -ENODEV; /* no valid device found */ |
| 1005 | |
| 1006 | if (((hw = chip->hardware) & CS4231_HW_TYPE_MASK) == CS4231_HW_DETECT) { |
| 1007 | rev = snd_cs4231_in(chip, CS4231_VERSION) & 0xe7; |
| 1008 | snd_printdd("CS4231: VERSION (I25) = 0x%x\n", rev); |
| 1009 | if (rev == 0x80) { |
| 1010 | unsigned char tmp = snd_cs4231_in(chip, 23); |
| 1011 | snd_cs4231_out(chip, 23, ~tmp); |
| 1012 | if (snd_cs4231_in(chip, 23) != tmp) |
| 1013 | chip->hardware = CS4231_HW_AD1845; |
| 1014 | else |
| 1015 | chip->hardware = CS4231_HW_CS4231; |
| 1016 | } else if (rev == 0xa0) { |
| 1017 | chip->hardware = CS4231_HW_CS4231A; |
| 1018 | } else if (rev == 0xa2) { |
| 1019 | chip->hardware = CS4231_HW_CS4232; |
| 1020 | } else if (rev == 0xb2) { |
| 1021 | chip->hardware = CS4231_HW_CS4232A; |
| 1022 | } else if (rev == 0x83) { |
| 1023 | chip->hardware = CS4231_HW_CS4236; |
| 1024 | } else if (rev == 0x03) { |
| 1025 | chip->hardware = CS4231_HW_CS4236B; |
| 1026 | } else { |
| 1027 | snd_printk("unknown CS chip with version 0x%x\n", rev); |
| 1028 | return -ENODEV; /* unknown CS4231 chip? */ |
| 1029 | } |
| 1030 | } |
| 1031 | spin_lock_irqsave(&chip->reg_lock, flags); |
| 1032 | cs4231_inb(chip, CS4231P(STATUS)); /* clear any pendings IRQ */ |
| 1033 | cs4231_outb(chip, CS4231P(STATUS), 0); |
| 1034 | mb(); |
| 1035 | spin_unlock_irqrestore(&chip->reg_lock, flags); |
| 1036 | |
| 1037 | chip->image[CS4231_MISC_INFO] = CS4231_MODE2; |
| 1038 | switch (chip->hardware) { |
| 1039 | case CS4231_HW_INTERWAVE: |
| 1040 | chip->image[CS4231_MISC_INFO] = CS4231_IW_MODE3; |
| 1041 | break; |
| 1042 | case CS4231_HW_CS4235: |
| 1043 | case CS4231_HW_CS4236B: |
| 1044 | case CS4231_HW_CS4237B: |
| 1045 | case CS4231_HW_CS4238B: |
| 1046 | case CS4231_HW_CS4239: |
| 1047 | if (hw == CS4231_HW_DETECT3) |
| 1048 | chip->image[CS4231_MISC_INFO] = CS4231_4236_MODE3; |
| 1049 | else |
| 1050 | chip->hardware = CS4231_HW_CS4236; |
| 1051 | break; |
| 1052 | } |
| 1053 | |
| 1054 | chip->image[CS4231_IFACE_CTRL] = |
| 1055 | (chip->image[CS4231_IFACE_CTRL] & ~CS4231_SINGLE_DMA) | |
| 1056 | (chip->single_dma ? CS4231_SINGLE_DMA : 0); |
| 1057 | chip->image[CS4231_ALT_FEATURE_1] = 0x80; |
| 1058 | chip->image[CS4231_ALT_FEATURE_2] = chip->hardware == CS4231_HW_INTERWAVE ? 0xc2 : 0x01; |
| 1059 | ptr = (unsigned char *) &chip->image; |
| 1060 | snd_cs4231_mce_down(chip); |
| 1061 | spin_lock_irqsave(&chip->reg_lock, flags); |
| 1062 | for (i = 0; i < 32; i++) /* ok.. fill all CS4231 registers */ |
| 1063 | snd_cs4231_out(chip, i, *ptr++); |
| 1064 | spin_unlock_irqrestore(&chip->reg_lock, flags); |
| 1065 | snd_cs4231_mce_up(chip); |
| 1066 | snd_cs4231_mce_down(chip); |
| 1067 | |
| 1068 | mdelay(2); |
| 1069 | |
| 1070 | /* ok.. try check hardware version for CS4236+ chips */ |
| 1071 | if ((hw & CS4231_HW_TYPE_MASK) == CS4231_HW_DETECT) { |
| 1072 | if (chip->hardware == CS4231_HW_CS4236B) { |
| 1073 | rev = snd_cs4236_ext_in(chip, CS4236_VERSION); |
| 1074 | snd_cs4236_ext_out(chip, CS4236_VERSION, 0xff); |
| 1075 | id = snd_cs4236_ext_in(chip, CS4236_VERSION); |
| 1076 | snd_cs4236_ext_out(chip, CS4236_VERSION, rev); |
| 1077 | snd_printdd("CS4231: ext version; rev = 0x%x, id = 0x%x\n", rev, id); |
| 1078 | if ((id & 0x1f) == 0x1d) { /* CS4235 */ |
| 1079 | chip->hardware = CS4231_HW_CS4235; |
| 1080 | switch (id >> 5) { |
| 1081 | case 4: |
| 1082 | case 5: |
| 1083 | case 6: |
| 1084 | break; |
| 1085 | default: |
| 1086 | snd_printk("unknown CS4235 chip (enhanced version = 0x%x)\n", id); |
| 1087 | } |
| 1088 | } else if ((id & 0x1f) == 0x0b) { /* CS4236/B */ |
| 1089 | switch (id >> 5) { |
| 1090 | case 4: |
| 1091 | case 5: |
| 1092 | case 6: |
| 1093 | case 7: |
| 1094 | chip->hardware = CS4231_HW_CS4236B; |
| 1095 | break; |
| 1096 | default: |
| 1097 | snd_printk("unknown CS4236 chip (enhanced version = 0x%x)\n", id); |
| 1098 | } |
| 1099 | } else if ((id & 0x1f) == 0x08) { /* CS4237B */ |
| 1100 | chip->hardware = CS4231_HW_CS4237B; |
| 1101 | switch (id >> 5) { |
| 1102 | case 4: |
| 1103 | case 5: |
| 1104 | case 6: |
| 1105 | case 7: |
| 1106 | break; |
| 1107 | default: |
| 1108 | snd_printk("unknown CS4237B chip (enhanced version = 0x%x)\n", id); |
| 1109 | } |
| 1110 | } else if ((id & 0x1f) == 0x09) { /* CS4238B */ |
| 1111 | chip->hardware = CS4231_HW_CS4238B; |
| 1112 | switch (id >> 5) { |
| 1113 | case 5: |
| 1114 | case 6: |
| 1115 | case 7: |
| 1116 | break; |
| 1117 | default: |
| 1118 | snd_printk("unknown CS4238B chip (enhanced version = 0x%x)\n", id); |
| 1119 | } |
| 1120 | } else if ((id & 0x1f) == 0x1e) { /* CS4239 */ |
| 1121 | chip->hardware = CS4231_HW_CS4239; |
| 1122 | switch (id >> 5) { |
| 1123 | case 4: |
| 1124 | case 5: |
| 1125 | case 6: |
| 1126 | break; |
| 1127 | default: |
| 1128 | snd_printk("unknown CS4239 chip (enhanced version = 0x%x)\n", id); |
| 1129 | } |
| 1130 | } else { |
| 1131 | snd_printk("unknown CS4236/CS423xB chip (enhanced version = 0x%x)\n", id); |
| 1132 | } |
| 1133 | } |
| 1134 | } |
| 1135 | return 0; /* all things are ok.. */ |
| 1136 | } |
| 1137 | |
| 1138 | /* |
| 1139 | |
| 1140 | */ |
| 1141 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1142 | static struct snd_pcm_hardware snd_cs4231_playback = |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1143 | { |
| 1144 | .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | |
| 1145 | SNDRV_PCM_INFO_MMAP_VALID | |
| 1146 | SNDRV_PCM_INFO_RESUME | |
| 1147 | SNDRV_PCM_INFO_SYNC_START), |
| 1148 | .formats = (SNDRV_PCM_FMTBIT_MU_LAW | SNDRV_PCM_FMTBIT_A_LAW | SNDRV_PCM_FMTBIT_IMA_ADPCM | |
| 1149 | SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S16_BE), |
| 1150 | .rates = SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_48000, |
| 1151 | .rate_min = 5510, |
| 1152 | .rate_max = 48000, |
| 1153 | .channels_min = 1, |
| 1154 | .channels_max = 2, |
| 1155 | .buffer_bytes_max = (128*1024), |
| 1156 | .period_bytes_min = 64, |
| 1157 | .period_bytes_max = (128*1024), |
| 1158 | .periods_min = 1, |
| 1159 | .periods_max = 1024, |
| 1160 | .fifo_size = 0, |
| 1161 | }; |
| 1162 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1163 | static struct snd_pcm_hardware snd_cs4231_capture = |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1164 | { |
| 1165 | .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | |
| 1166 | SNDRV_PCM_INFO_MMAP_VALID | |
| 1167 | SNDRV_PCM_INFO_RESUME | |
| 1168 | SNDRV_PCM_INFO_SYNC_START), |
| 1169 | .formats = (SNDRV_PCM_FMTBIT_MU_LAW | SNDRV_PCM_FMTBIT_A_LAW | SNDRV_PCM_FMTBIT_IMA_ADPCM | |
| 1170 | SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S16_BE), |
| 1171 | .rates = SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_48000, |
| 1172 | .rate_min = 5510, |
| 1173 | .rate_max = 48000, |
| 1174 | .channels_min = 1, |
| 1175 | .channels_max = 2, |
| 1176 | .buffer_bytes_max = (128*1024), |
| 1177 | .period_bytes_min = 64, |
| 1178 | .period_bytes_max = (128*1024), |
| 1179 | .periods_min = 1, |
| 1180 | .periods_max = 1024, |
| 1181 | .fifo_size = 0, |
| 1182 | }; |
| 1183 | |
| 1184 | /* |
| 1185 | |
| 1186 | */ |
| 1187 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1188 | static int snd_cs4231_playback_open(struct snd_pcm_substream *substream) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1189 | { |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1190 | struct snd_cs4231 *chip = snd_pcm_substream_chip(substream); |
| 1191 | struct snd_pcm_runtime *runtime = substream->runtime; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1192 | int err; |
| 1193 | |
| 1194 | runtime->hw = snd_cs4231_playback; |
| 1195 | |
| 1196 | /* hardware bug in InterWave chipset */ |
| 1197 | if (chip->hardware == CS4231_HW_INTERWAVE && chip->dma1 > 3) |
| 1198 | runtime->hw.formats &= ~SNDRV_PCM_FMTBIT_MU_LAW; |
| 1199 | |
| 1200 | /* hardware limitation of cheap chips */ |
| 1201 | if (chip->hardware == CS4231_HW_CS4235 || |
| 1202 | chip->hardware == CS4231_HW_CS4239) |
| 1203 | runtime->hw.formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE; |
| 1204 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1205 | snd_pcm_limit_isa_dma_size(chip->dma1, &runtime->hw.buffer_bytes_max); |
| 1206 | snd_pcm_limit_isa_dma_size(chip->dma1, &runtime->hw.period_bytes_max); |
| 1207 | |
| 1208 | if (chip->claim_dma) { |
| 1209 | if ((err = chip->claim_dma(chip, chip->dma_private_data, chip->dma1)) < 0) |
| 1210 | return err; |
| 1211 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1212 | |
| 1213 | if ((err = snd_cs4231_open(chip, CS4231_MODE_PLAY)) < 0) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1214 | if (chip->release_dma) |
| 1215 | chip->release_dma(chip, chip->dma_private_data, chip->dma1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1216 | snd_free_pages(runtime->dma_area, runtime->dma_bytes); |
| 1217 | return err; |
| 1218 | } |
| 1219 | chip->playback_substream = substream; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1220 | snd_pcm_set_sync(substream); |
| 1221 | chip->rate_constraint(runtime); |
| 1222 | return 0; |
| 1223 | } |
| 1224 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1225 | static int snd_cs4231_capture_open(struct snd_pcm_substream *substream) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1226 | { |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1227 | struct snd_cs4231 *chip = snd_pcm_substream_chip(substream); |
| 1228 | struct snd_pcm_runtime *runtime = substream->runtime; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1229 | int err; |
| 1230 | |
| 1231 | runtime->hw = snd_cs4231_capture; |
| 1232 | |
| 1233 | /* hardware limitation of cheap chips */ |
| 1234 | if (chip->hardware == CS4231_HW_CS4235 || |
| 1235 | chip->hardware == CS4231_HW_CS4239) |
| 1236 | runtime->hw.formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE; |
| 1237 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1238 | snd_pcm_limit_isa_dma_size(chip->dma2, &runtime->hw.buffer_bytes_max); |
| 1239 | snd_pcm_limit_isa_dma_size(chip->dma2, &runtime->hw.period_bytes_max); |
| 1240 | |
| 1241 | if (chip->claim_dma) { |
| 1242 | if ((err = chip->claim_dma(chip, chip->dma_private_data, chip->dma2)) < 0) |
| 1243 | return err; |
| 1244 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1245 | |
| 1246 | if ((err = snd_cs4231_open(chip, CS4231_MODE_RECORD)) < 0) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1247 | if (chip->release_dma) |
| 1248 | chip->release_dma(chip, chip->dma_private_data, chip->dma2); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1249 | snd_free_pages(runtime->dma_area, runtime->dma_bytes); |
| 1250 | return err; |
| 1251 | } |
| 1252 | chip->capture_substream = substream; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1253 | snd_pcm_set_sync(substream); |
| 1254 | chip->rate_constraint(runtime); |
| 1255 | return 0; |
| 1256 | } |
| 1257 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1258 | static int snd_cs4231_playback_close(struct snd_pcm_substream *substream) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1259 | { |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1260 | struct snd_cs4231 *chip = snd_pcm_substream_chip(substream); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1261 | |
| 1262 | chip->playback_substream = NULL; |
| 1263 | snd_cs4231_close(chip, CS4231_MODE_PLAY); |
| 1264 | return 0; |
| 1265 | } |
| 1266 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1267 | static int snd_cs4231_capture_close(struct snd_pcm_substream *substream) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1268 | { |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1269 | struct snd_cs4231 *chip = snd_pcm_substream_chip(substream); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1270 | |
| 1271 | chip->capture_substream = NULL; |
| 1272 | snd_cs4231_close(chip, CS4231_MODE_RECORD); |
| 1273 | return 0; |
| 1274 | } |
| 1275 | |
| 1276 | #ifdef CONFIG_PM |
| 1277 | |
| 1278 | /* lowlevel suspend callback for CS4231 */ |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1279 | static void snd_cs4231_suspend(struct snd_cs4231 *chip) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1280 | { |
| 1281 | int reg; |
| 1282 | unsigned long flags; |
| 1283 | |
Takashi Iwai | 7bb35e20 | 2005-11-17 17:00:17 +0100 | [diff] [blame] | 1284 | snd_pcm_suspend_all(chip->pcm); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1285 | spin_lock_irqsave(&chip->reg_lock, flags); |
| 1286 | for (reg = 0; reg < 32; reg++) |
| 1287 | chip->image[reg] = snd_cs4231_in(chip, reg); |
| 1288 | spin_unlock_irqrestore(&chip->reg_lock, flags); |
| 1289 | } |
| 1290 | |
| 1291 | /* lowlevel resume callback for CS4231 */ |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1292 | static void snd_cs4231_resume(struct snd_cs4231 *chip) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1293 | { |
| 1294 | int reg; |
| 1295 | unsigned long flags; |
Takashi Iwai | a2c855b | 2005-11-18 18:52:39 +0100 | [diff] [blame] | 1296 | /* int timeout; */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1297 | |
| 1298 | snd_cs4231_mce_up(chip); |
| 1299 | spin_lock_irqsave(&chip->reg_lock, flags); |
| 1300 | for (reg = 0; reg < 32; reg++) { |
| 1301 | switch (reg) { |
| 1302 | case CS4231_VERSION: |
| 1303 | break; |
| 1304 | default: |
| 1305 | snd_cs4231_out(chip, reg, chip->image[reg]); |
| 1306 | break; |
| 1307 | } |
| 1308 | } |
| 1309 | spin_unlock_irqrestore(&chip->reg_lock, flags); |
Takashi Iwai | fa55f83 | 2005-11-17 17:48:30 +0100 | [diff] [blame] | 1310 | #if 1 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1311 | snd_cs4231_mce_down(chip); |
| 1312 | #else |
| 1313 | /* The following is a workaround to avoid freeze after resume on TP600E. |
| 1314 | This is the first half of copy of snd_cs4231_mce_down(), but doesn't |
| 1315 | include rescheduling. -- iwai |
| 1316 | */ |
| 1317 | snd_cs4231_busy_wait(chip); |
| 1318 | spin_lock_irqsave(&chip->reg_lock, flags); |
| 1319 | chip->mce_bit &= ~CS4231_MCE; |
| 1320 | timeout = cs4231_inb(chip, CS4231P(REGSEL)); |
| 1321 | cs4231_outb(chip, CS4231P(REGSEL), chip->mce_bit | (timeout & 0x1f)); |
| 1322 | spin_unlock_irqrestore(&chip->reg_lock, flags); |
| 1323 | if (timeout == 0x80) |
| 1324 | snd_printk("down [0x%lx]: serious init problem - codec still busy\n", chip->port); |
| 1325 | if ((timeout & CS4231_MCE) == 0 || |
| 1326 | !(chip->hardware & (CS4231_HW_CS4231_MASK | CS4231_HW_CS4232_MASK))) { |
| 1327 | return; |
| 1328 | } |
| 1329 | snd_cs4231_busy_wait(chip); |
| 1330 | #endif |
| 1331 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1332 | #endif /* CONFIG_PM */ |
| 1333 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1334 | static int snd_cs4231_free(struct snd_cs4231 *chip) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1335 | { |
Takashi Iwai | b1d5776 | 2005-10-10 11:56:31 +0200 | [diff] [blame] | 1336 | release_and_free_resource(chip->res_port); |
| 1337 | release_and_free_resource(chip->res_cport); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1338 | if (chip->irq >= 0) { |
| 1339 | disable_irq(chip->irq); |
| 1340 | if (!(chip->hwshare & CS4231_HWSHARE_IRQ)) |
| 1341 | free_irq(chip->irq, (void *) chip); |
| 1342 | } |
| 1343 | if (!(chip->hwshare & CS4231_HWSHARE_DMA1) && chip->dma1 >= 0) { |
| 1344 | snd_dma_disable(chip->dma1); |
| 1345 | free_dma(chip->dma1); |
| 1346 | } |
| 1347 | if (!(chip->hwshare & CS4231_HWSHARE_DMA2) && chip->dma2 >= 0 && chip->dma2 != chip->dma1) { |
| 1348 | snd_dma_disable(chip->dma2); |
| 1349 | free_dma(chip->dma2); |
| 1350 | } |
| 1351 | if (chip->timer) |
| 1352 | snd_device_free(chip->card, chip->timer); |
| 1353 | kfree(chip); |
| 1354 | return 0; |
| 1355 | } |
| 1356 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1357 | static int snd_cs4231_dev_free(struct snd_device *device) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1358 | { |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1359 | struct snd_cs4231 *chip = device->device_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1360 | return snd_cs4231_free(chip); |
| 1361 | } |
| 1362 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1363 | const char *snd_cs4231_chip_id(struct snd_cs4231 *chip) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1364 | { |
| 1365 | switch (chip->hardware) { |
| 1366 | case CS4231_HW_CS4231: return "CS4231"; |
| 1367 | case CS4231_HW_CS4231A: return "CS4231A"; |
| 1368 | case CS4231_HW_CS4232: return "CS4232"; |
| 1369 | case CS4231_HW_CS4232A: return "CS4232A"; |
| 1370 | case CS4231_HW_CS4235: return "CS4235"; |
| 1371 | case CS4231_HW_CS4236: return "CS4236"; |
| 1372 | case CS4231_HW_CS4236B: return "CS4236B"; |
| 1373 | case CS4231_HW_CS4237B: return "CS4237B"; |
| 1374 | case CS4231_HW_CS4238B: return "CS4238B"; |
| 1375 | case CS4231_HW_CS4239: return "CS4239"; |
| 1376 | case CS4231_HW_INTERWAVE: return "AMD InterWave"; |
| 1377 | case CS4231_HW_OPL3SA2: return chip->card->shortname; |
| 1378 | case CS4231_HW_AD1845: return "AD1845"; |
| 1379 | default: return "???"; |
| 1380 | } |
| 1381 | } |
| 1382 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1383 | static int snd_cs4231_new(struct snd_card *card, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1384 | unsigned short hardware, |
| 1385 | unsigned short hwshare, |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1386 | struct snd_cs4231 ** rchip) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1387 | { |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1388 | struct snd_cs4231 *chip; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1389 | |
| 1390 | *rchip = NULL; |
Takashi Iwai | 9e76a76 | 2005-09-09 14:21:17 +0200 | [diff] [blame] | 1391 | chip = kzalloc(sizeof(*chip), GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1392 | if (chip == NULL) |
| 1393 | return -ENOMEM; |
| 1394 | chip->hardware = hardware; |
| 1395 | chip->hwshare = hwshare; |
| 1396 | |
| 1397 | spin_lock_init(&chip->reg_lock); |
Ingo Molnar | 8b7547f | 2006-01-16 16:33:08 +0100 | [diff] [blame] | 1398 | mutex_init(&chip->mce_mutex); |
| 1399 | mutex_init(&chip->open_mutex); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1400 | chip->card = card; |
| 1401 | chip->rate_constraint = snd_cs4231_xrate; |
| 1402 | chip->set_playback_format = snd_cs4231_playback_format; |
| 1403 | chip->set_capture_format = snd_cs4231_capture_format; |
| 1404 | memcpy(&chip->image, &snd_cs4231_original_image, sizeof(snd_cs4231_original_image)); |
| 1405 | |
| 1406 | *rchip = chip; |
| 1407 | return 0; |
| 1408 | } |
| 1409 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1410 | int snd_cs4231_create(struct snd_card *card, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1411 | unsigned long port, |
| 1412 | unsigned long cport, |
| 1413 | int irq, int dma1, int dma2, |
| 1414 | unsigned short hardware, |
| 1415 | unsigned short hwshare, |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1416 | struct snd_cs4231 ** rchip) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1417 | { |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1418 | static struct snd_device_ops ops = { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1419 | .dev_free = snd_cs4231_dev_free, |
| 1420 | }; |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1421 | struct snd_cs4231 *chip; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1422 | int err; |
| 1423 | |
| 1424 | err = snd_cs4231_new(card, hardware, hwshare, &chip); |
| 1425 | if (err < 0) |
| 1426 | return err; |
| 1427 | |
| 1428 | chip->irq = -1; |
| 1429 | chip->dma1 = -1; |
| 1430 | chip->dma2 = -1; |
| 1431 | |
| 1432 | if ((chip->res_port = request_region(port, 4, "CS4231")) == NULL) { |
| 1433 | snd_printk(KERN_ERR "cs4231: can't grab port 0x%lx\n", port); |
| 1434 | snd_cs4231_free(chip); |
| 1435 | return -EBUSY; |
| 1436 | } |
| 1437 | chip->port = port; |
| 1438 | if ((long)cport >= 0 && (chip->res_cport = request_region(cport, 8, "CS4232 Control")) == NULL) { |
| 1439 | snd_printk(KERN_ERR "cs4231: can't grab control port 0x%lx\n", cport); |
| 1440 | snd_cs4231_free(chip); |
| 1441 | return -ENODEV; |
| 1442 | } |
| 1443 | chip->cport = cport; |
Thomas Gleixner | 65ca68b | 2006-07-01 19:29:46 -0700 | [diff] [blame] | 1444 | if (!(hwshare & CS4231_HWSHARE_IRQ) && request_irq(irq, snd_cs4231_interrupt, IRQF_DISABLED, "CS4231", (void *) chip)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1445 | snd_printk(KERN_ERR "cs4231: can't grab IRQ %d\n", irq); |
| 1446 | snd_cs4231_free(chip); |
| 1447 | return -EBUSY; |
| 1448 | } |
| 1449 | chip->irq = irq; |
| 1450 | if (!(hwshare & CS4231_HWSHARE_DMA1) && request_dma(dma1, "CS4231 - 1")) { |
| 1451 | snd_printk(KERN_ERR "cs4231: can't grab DMA1 %d\n", dma1); |
| 1452 | snd_cs4231_free(chip); |
| 1453 | return -EBUSY; |
| 1454 | } |
| 1455 | chip->dma1 = dma1; |
| 1456 | if (!(hwshare & CS4231_HWSHARE_DMA2) && dma1 != dma2 && dma2 >= 0 && request_dma(dma2, "CS4231 - 2")) { |
| 1457 | snd_printk(KERN_ERR "cs4231: can't grab DMA2 %d\n", dma2); |
| 1458 | snd_cs4231_free(chip); |
| 1459 | return -EBUSY; |
| 1460 | } |
| 1461 | if (dma1 == dma2 || dma2 < 0) { |
| 1462 | chip->single_dma = 1; |
| 1463 | chip->dma2 = chip->dma1; |
| 1464 | } else |
| 1465 | chip->dma2 = dma2; |
| 1466 | |
| 1467 | /* global setup */ |
| 1468 | if (snd_cs4231_probe(chip) < 0) { |
| 1469 | snd_cs4231_free(chip); |
| 1470 | return -ENODEV; |
| 1471 | } |
| 1472 | snd_cs4231_init(chip); |
| 1473 | |
Takashi Iwai | a9824c8 | 2005-11-17 17:51:00 +0100 | [diff] [blame] | 1474 | #if 0 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1475 | if (chip->hardware & CS4231_HW_CS4232_MASK) { |
| 1476 | if (chip->res_cport == NULL) |
| 1477 | snd_printk("CS4232 control port features are not accessible\n"); |
| 1478 | } |
Takashi Iwai | a9824c8 | 2005-11-17 17:51:00 +0100 | [diff] [blame] | 1479 | #endif |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1480 | |
| 1481 | /* Register device */ |
| 1482 | if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) { |
| 1483 | snd_cs4231_free(chip); |
| 1484 | return err; |
| 1485 | } |
| 1486 | |
| 1487 | #ifdef CONFIG_PM |
| 1488 | /* Power Management */ |
| 1489 | chip->suspend = snd_cs4231_suspend; |
| 1490 | chip->resume = snd_cs4231_resume; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1491 | #endif |
| 1492 | |
| 1493 | *rchip = chip; |
| 1494 | return 0; |
| 1495 | } |
| 1496 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1497 | static struct snd_pcm_ops snd_cs4231_playback_ops = { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1498 | .open = snd_cs4231_playback_open, |
| 1499 | .close = snd_cs4231_playback_close, |
| 1500 | .ioctl = snd_pcm_lib_ioctl, |
| 1501 | .hw_params = snd_cs4231_playback_hw_params, |
| 1502 | .hw_free = snd_cs4231_playback_hw_free, |
| 1503 | .prepare = snd_cs4231_playback_prepare, |
| 1504 | .trigger = snd_cs4231_trigger, |
| 1505 | .pointer = snd_cs4231_playback_pointer, |
| 1506 | }; |
| 1507 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1508 | static struct snd_pcm_ops snd_cs4231_capture_ops = { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1509 | .open = snd_cs4231_capture_open, |
| 1510 | .close = snd_cs4231_capture_close, |
| 1511 | .ioctl = snd_pcm_lib_ioctl, |
| 1512 | .hw_params = snd_cs4231_capture_hw_params, |
| 1513 | .hw_free = snd_cs4231_capture_hw_free, |
| 1514 | .prepare = snd_cs4231_capture_prepare, |
| 1515 | .trigger = snd_cs4231_trigger, |
| 1516 | .pointer = snd_cs4231_capture_pointer, |
| 1517 | }; |
| 1518 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1519 | int snd_cs4231_pcm(struct snd_cs4231 *chip, int device, struct snd_pcm **rpcm) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1520 | { |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1521 | struct snd_pcm *pcm; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1522 | int err; |
| 1523 | |
| 1524 | if ((err = snd_pcm_new(chip->card, "CS4231", device, 1, 1, &pcm)) < 0) |
| 1525 | return err; |
| 1526 | |
| 1527 | spin_lock_init(&chip->reg_lock); |
Ingo Molnar | 8b7547f | 2006-01-16 16:33:08 +0100 | [diff] [blame] | 1528 | mutex_init(&chip->mce_mutex); |
| 1529 | mutex_init(&chip->open_mutex); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1530 | |
| 1531 | snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_cs4231_playback_ops); |
| 1532 | snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_cs4231_capture_ops); |
| 1533 | |
| 1534 | /* global setup */ |
| 1535 | pcm->private_data = chip; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1536 | pcm->info_flags = 0; |
| 1537 | if (chip->single_dma) |
| 1538 | pcm->info_flags |= SNDRV_PCM_INFO_HALF_DUPLEX; |
| 1539 | if (chip->hardware != CS4231_HW_INTERWAVE) |
| 1540 | pcm->info_flags |= SNDRV_PCM_INFO_JOINT_DUPLEX; |
| 1541 | strcpy(pcm->name, snd_cs4231_chip_id(chip)); |
| 1542 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1543 | snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, |
| 1544 | snd_dma_isa_data(), |
| 1545 | 64*1024, chip->dma1 > 3 || chip->dma2 > 3 ? 128*1024 : 64*1024); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1546 | |
| 1547 | chip->pcm = pcm; |
| 1548 | if (rpcm) |
| 1549 | *rpcm = pcm; |
| 1550 | return 0; |
| 1551 | } |
| 1552 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1553 | static void snd_cs4231_timer_free(struct snd_timer *timer) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1554 | { |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1555 | struct snd_cs4231 *chip = timer->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1556 | chip->timer = NULL; |
| 1557 | } |
| 1558 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1559 | int snd_cs4231_timer(struct snd_cs4231 *chip, int device, struct snd_timer **rtimer) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1560 | { |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1561 | struct snd_timer *timer; |
| 1562 | struct snd_timer_id tid; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1563 | int err; |
| 1564 | |
| 1565 | /* Timer initialization */ |
| 1566 | tid.dev_class = SNDRV_TIMER_CLASS_CARD; |
| 1567 | tid.dev_sclass = SNDRV_TIMER_SCLASS_NONE; |
| 1568 | tid.card = chip->card->number; |
| 1569 | tid.device = device; |
| 1570 | tid.subdevice = 0; |
| 1571 | if ((err = snd_timer_new(chip->card, "CS4231", &tid, &timer)) < 0) |
| 1572 | return err; |
| 1573 | strcpy(timer->name, snd_cs4231_chip_id(chip)); |
| 1574 | timer->private_data = chip; |
| 1575 | timer->private_free = snd_cs4231_timer_free; |
| 1576 | timer->hw = snd_cs4231_timer_table; |
| 1577 | chip->timer = timer; |
| 1578 | if (rtimer) |
| 1579 | *rtimer = timer; |
| 1580 | return 0; |
| 1581 | } |
| 1582 | |
| 1583 | /* |
| 1584 | * MIXER part |
| 1585 | */ |
| 1586 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1587 | static int snd_cs4231_info_mux(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1588 | { |
| 1589 | static char *texts[4] = { |
| 1590 | "Line", "Aux", "Mic", "Mix" |
| 1591 | }; |
| 1592 | static char *opl3sa_texts[4] = { |
| 1593 | "Line", "CD", "Mic", "Mix" |
| 1594 | }; |
| 1595 | static char *gusmax_texts[4] = { |
| 1596 | "Line", "Synth", "Mic", "Mix" |
| 1597 | }; |
| 1598 | char **ptexts = texts; |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1599 | struct snd_cs4231 *chip = snd_kcontrol_chip(kcontrol); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1600 | |
| 1601 | snd_assert(chip->card != NULL, return -EINVAL); |
| 1602 | uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; |
| 1603 | uinfo->count = 2; |
| 1604 | uinfo->value.enumerated.items = 4; |
| 1605 | if (uinfo->value.enumerated.item > 3) |
| 1606 | uinfo->value.enumerated.item = 3; |
| 1607 | if (!strcmp(chip->card->driver, "GUS MAX")) |
| 1608 | ptexts = gusmax_texts; |
| 1609 | switch (chip->hardware) { |
| 1610 | case CS4231_HW_INTERWAVE: ptexts = gusmax_texts; break; |
| 1611 | case CS4231_HW_OPL3SA2: ptexts = opl3sa_texts; break; |
| 1612 | } |
| 1613 | strcpy(uinfo->value.enumerated.name, ptexts[uinfo->value.enumerated.item]); |
| 1614 | return 0; |
| 1615 | } |
| 1616 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1617 | static int snd_cs4231_get_mux(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1618 | { |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1619 | struct snd_cs4231 *chip = snd_kcontrol_chip(kcontrol); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1620 | unsigned long flags; |
| 1621 | |
| 1622 | spin_lock_irqsave(&chip->reg_lock, flags); |
| 1623 | ucontrol->value.enumerated.item[0] = (chip->image[CS4231_LEFT_INPUT] & CS4231_MIXS_ALL) >> 6; |
| 1624 | ucontrol->value.enumerated.item[1] = (chip->image[CS4231_RIGHT_INPUT] & CS4231_MIXS_ALL) >> 6; |
| 1625 | spin_unlock_irqrestore(&chip->reg_lock, flags); |
| 1626 | return 0; |
| 1627 | } |
| 1628 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1629 | static int snd_cs4231_put_mux(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1630 | { |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1631 | struct snd_cs4231 *chip = snd_kcontrol_chip(kcontrol); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1632 | unsigned long flags; |
| 1633 | unsigned short left, right; |
| 1634 | int change; |
| 1635 | |
| 1636 | if (ucontrol->value.enumerated.item[0] > 3 || |
| 1637 | ucontrol->value.enumerated.item[1] > 3) |
| 1638 | return -EINVAL; |
| 1639 | left = ucontrol->value.enumerated.item[0] << 6; |
| 1640 | right = ucontrol->value.enumerated.item[1] << 6; |
| 1641 | spin_lock_irqsave(&chip->reg_lock, flags); |
| 1642 | left = (chip->image[CS4231_LEFT_INPUT] & ~CS4231_MIXS_ALL) | left; |
| 1643 | right = (chip->image[CS4231_RIGHT_INPUT] & ~CS4231_MIXS_ALL) | right; |
| 1644 | change = left != chip->image[CS4231_LEFT_INPUT] || |
| 1645 | right != chip->image[CS4231_RIGHT_INPUT]; |
| 1646 | snd_cs4231_out(chip, CS4231_LEFT_INPUT, left); |
| 1647 | snd_cs4231_out(chip, CS4231_RIGHT_INPUT, right); |
| 1648 | spin_unlock_irqrestore(&chip->reg_lock, flags); |
| 1649 | return change; |
| 1650 | } |
| 1651 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1652 | int snd_cs4231_info_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1653 | { |
| 1654 | int mask = (kcontrol->private_value >> 16) & 0xff; |
| 1655 | |
| 1656 | uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER; |
| 1657 | uinfo->count = 1; |
| 1658 | uinfo->value.integer.min = 0; |
| 1659 | uinfo->value.integer.max = mask; |
| 1660 | return 0; |
| 1661 | } |
| 1662 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1663 | int snd_cs4231_get_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1664 | { |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1665 | struct snd_cs4231 *chip = snd_kcontrol_chip(kcontrol); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1666 | unsigned long flags; |
| 1667 | int reg = kcontrol->private_value & 0xff; |
| 1668 | int shift = (kcontrol->private_value >> 8) & 0xff; |
| 1669 | int mask = (kcontrol->private_value >> 16) & 0xff; |
| 1670 | int invert = (kcontrol->private_value >> 24) & 0xff; |
| 1671 | |
| 1672 | spin_lock_irqsave(&chip->reg_lock, flags); |
| 1673 | ucontrol->value.integer.value[0] = (chip->image[reg] >> shift) & mask; |
| 1674 | spin_unlock_irqrestore(&chip->reg_lock, flags); |
| 1675 | if (invert) |
| 1676 | ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0]; |
| 1677 | return 0; |
| 1678 | } |
| 1679 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1680 | int snd_cs4231_put_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1681 | { |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1682 | struct snd_cs4231 *chip = snd_kcontrol_chip(kcontrol); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1683 | unsigned long flags; |
| 1684 | int reg = kcontrol->private_value & 0xff; |
| 1685 | int shift = (kcontrol->private_value >> 8) & 0xff; |
| 1686 | int mask = (kcontrol->private_value >> 16) & 0xff; |
| 1687 | int invert = (kcontrol->private_value >> 24) & 0xff; |
| 1688 | int change; |
| 1689 | unsigned short val; |
| 1690 | |
| 1691 | val = (ucontrol->value.integer.value[0] & mask); |
| 1692 | if (invert) |
| 1693 | val = mask - val; |
| 1694 | val <<= shift; |
| 1695 | spin_lock_irqsave(&chip->reg_lock, flags); |
| 1696 | val = (chip->image[reg] & ~(mask << shift)) | val; |
| 1697 | change = val != chip->image[reg]; |
| 1698 | snd_cs4231_out(chip, reg, val); |
| 1699 | spin_unlock_irqrestore(&chip->reg_lock, flags); |
| 1700 | return change; |
| 1701 | } |
| 1702 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1703 | int snd_cs4231_info_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1704 | { |
| 1705 | int mask = (kcontrol->private_value >> 24) & 0xff; |
| 1706 | |
| 1707 | uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER; |
| 1708 | uinfo->count = 2; |
| 1709 | uinfo->value.integer.min = 0; |
| 1710 | uinfo->value.integer.max = mask; |
| 1711 | return 0; |
| 1712 | } |
| 1713 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1714 | int snd_cs4231_get_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1715 | { |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1716 | struct snd_cs4231 *chip = snd_kcontrol_chip(kcontrol); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1717 | unsigned long flags; |
| 1718 | int left_reg = kcontrol->private_value & 0xff; |
| 1719 | int right_reg = (kcontrol->private_value >> 8) & 0xff; |
| 1720 | int shift_left = (kcontrol->private_value >> 16) & 0x07; |
| 1721 | int shift_right = (kcontrol->private_value >> 19) & 0x07; |
| 1722 | int mask = (kcontrol->private_value >> 24) & 0xff; |
| 1723 | int invert = (kcontrol->private_value >> 22) & 1; |
| 1724 | |
| 1725 | spin_lock_irqsave(&chip->reg_lock, flags); |
| 1726 | ucontrol->value.integer.value[0] = (chip->image[left_reg] >> shift_left) & mask; |
| 1727 | ucontrol->value.integer.value[1] = (chip->image[right_reg] >> shift_right) & mask; |
| 1728 | spin_unlock_irqrestore(&chip->reg_lock, flags); |
| 1729 | if (invert) { |
| 1730 | ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0]; |
| 1731 | ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1]; |
| 1732 | } |
| 1733 | return 0; |
| 1734 | } |
| 1735 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1736 | int snd_cs4231_put_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1737 | { |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1738 | struct snd_cs4231 *chip = snd_kcontrol_chip(kcontrol); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1739 | unsigned long flags; |
| 1740 | int left_reg = kcontrol->private_value & 0xff; |
| 1741 | int right_reg = (kcontrol->private_value >> 8) & 0xff; |
| 1742 | int shift_left = (kcontrol->private_value >> 16) & 0x07; |
| 1743 | int shift_right = (kcontrol->private_value >> 19) & 0x07; |
| 1744 | int mask = (kcontrol->private_value >> 24) & 0xff; |
| 1745 | int invert = (kcontrol->private_value >> 22) & 1; |
| 1746 | int change; |
| 1747 | unsigned short val1, val2; |
| 1748 | |
| 1749 | val1 = ucontrol->value.integer.value[0] & mask; |
| 1750 | val2 = ucontrol->value.integer.value[1] & mask; |
| 1751 | if (invert) { |
| 1752 | val1 = mask - val1; |
| 1753 | val2 = mask - val2; |
| 1754 | } |
| 1755 | val1 <<= shift_left; |
| 1756 | val2 <<= shift_right; |
| 1757 | spin_lock_irqsave(&chip->reg_lock, flags); |
| 1758 | val1 = (chip->image[left_reg] & ~(mask << shift_left)) | val1; |
| 1759 | val2 = (chip->image[right_reg] & ~(mask << shift_right)) | val2; |
| 1760 | change = val1 != chip->image[left_reg] || val2 != chip->image[right_reg]; |
| 1761 | snd_cs4231_out(chip, left_reg, val1); |
| 1762 | snd_cs4231_out(chip, right_reg, val2); |
| 1763 | spin_unlock_irqrestore(&chip->reg_lock, flags); |
| 1764 | return change; |
| 1765 | } |
| 1766 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1767 | static struct snd_kcontrol_new snd_cs4231_controls[] = { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1768 | CS4231_DOUBLE("PCM Playback Switch", 0, CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 7, 7, 1, 1), |
| 1769 | CS4231_DOUBLE("PCM Playback Volume", 0, CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 0, 0, 63, 1), |
| 1770 | CS4231_DOUBLE("Line Playback Switch", 0, CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 7, 7, 1, 1), |
| 1771 | CS4231_DOUBLE("Line Playback Volume", 0, CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 0, 0, 31, 1), |
| 1772 | CS4231_DOUBLE("Aux Playback Switch", 0, CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 7, 7, 1, 1), |
| 1773 | CS4231_DOUBLE("Aux Playback Volume", 0, CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 0, 0, 31, 1), |
| 1774 | CS4231_DOUBLE("Aux Playback Switch", 1, CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 7, 7, 1, 1), |
| 1775 | CS4231_DOUBLE("Aux Playback Volume", 1, CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 0, 0, 31, 1), |
| 1776 | CS4231_SINGLE("Mono Playback Switch", 0, CS4231_MONO_CTRL, 7, 1, 1), |
| 1777 | CS4231_SINGLE("Mono Playback Volume", 0, CS4231_MONO_CTRL, 0, 15, 1), |
| 1778 | CS4231_SINGLE("Mono Output Playback Switch", 0, CS4231_MONO_CTRL, 6, 1, 1), |
| 1779 | CS4231_SINGLE("Mono Output Playback Bypass", 0, CS4231_MONO_CTRL, 5, 1, 0), |
| 1780 | CS4231_DOUBLE("Capture Volume", 0, CS4231_LEFT_INPUT, CS4231_RIGHT_INPUT, 0, 0, 15, 0), |
| 1781 | { |
| 1782 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
| 1783 | .name = "Capture Source", |
| 1784 | .info = snd_cs4231_info_mux, |
| 1785 | .get = snd_cs4231_get_mux, |
| 1786 | .put = snd_cs4231_put_mux, |
| 1787 | }, |
| 1788 | CS4231_DOUBLE("Mic Boost", 0, CS4231_LEFT_INPUT, CS4231_RIGHT_INPUT, 5, 5, 1, 0), |
| 1789 | CS4231_SINGLE("Loopback Capture Switch", 0, CS4231_LOOPBACK, 0, 1, 0), |
| 1790 | CS4231_SINGLE("Loopback Capture Volume", 0, CS4231_LOOPBACK, 2, 63, 1) |
| 1791 | }; |
| 1792 | |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1793 | int snd_cs4231_mixer(struct snd_cs4231 *chip) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1794 | { |
Takashi Iwai | ba2375a | 2005-11-17 14:30:42 +0100 | [diff] [blame] | 1795 | struct snd_card *card; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1796 | unsigned int idx; |
| 1797 | int err; |
| 1798 | |
| 1799 | snd_assert(chip != NULL && chip->pcm != NULL, return -EINVAL); |
| 1800 | |
| 1801 | card = chip->card; |
| 1802 | |
| 1803 | strcpy(card->mixername, chip->pcm->name); |
| 1804 | |
| 1805 | for (idx = 0; idx < ARRAY_SIZE(snd_cs4231_controls); idx++) { |
| 1806 | if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_cs4231_controls[idx], chip))) < 0) |
| 1807 | return err; |
| 1808 | } |
| 1809 | return 0; |
| 1810 | } |
| 1811 | |
| 1812 | EXPORT_SYMBOL(snd_cs4231_out); |
| 1813 | EXPORT_SYMBOL(snd_cs4231_in); |
| 1814 | EXPORT_SYMBOL(snd_cs4236_ext_out); |
| 1815 | EXPORT_SYMBOL(snd_cs4236_ext_in); |
| 1816 | EXPORT_SYMBOL(snd_cs4231_mce_up); |
| 1817 | EXPORT_SYMBOL(snd_cs4231_mce_down); |
| 1818 | EXPORT_SYMBOL(snd_cs4231_interrupt); |
| 1819 | EXPORT_SYMBOL(snd_cs4231_chip_id); |
| 1820 | EXPORT_SYMBOL(snd_cs4231_create); |
| 1821 | EXPORT_SYMBOL(snd_cs4231_pcm); |
| 1822 | EXPORT_SYMBOL(snd_cs4231_mixer); |
| 1823 | EXPORT_SYMBOL(snd_cs4231_timer); |
| 1824 | EXPORT_SYMBOL(snd_cs4231_info_single); |
| 1825 | EXPORT_SYMBOL(snd_cs4231_get_single); |
| 1826 | EXPORT_SYMBOL(snd_cs4231_put_single); |
| 1827 | EXPORT_SYMBOL(snd_cs4231_info_double); |
| 1828 | EXPORT_SYMBOL(snd_cs4231_get_double); |
| 1829 | EXPORT_SYMBOL(snd_cs4231_put_double); |
| 1830 | |
| 1831 | /* |
| 1832 | * INIT part |
| 1833 | */ |
| 1834 | |
| 1835 | static int __init alsa_cs4231_init(void) |
| 1836 | { |
| 1837 | return 0; |
| 1838 | } |
| 1839 | |
| 1840 | static void __exit alsa_cs4231_exit(void) |
| 1841 | { |
| 1842 | } |
| 1843 | |
| 1844 | module_init(alsa_cs4231_init) |
| 1845 | module_exit(alsa_cs4231_exit) |