| 1 | /*
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| 2 | * The driver for the Cirrus Logic's Sound Fusion CS46XX based soundcards
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| 3 | * Copyright (c) by Jaroslav Kysela <perex@suse.cz>
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| 4 | *
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| 5 | *
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| 6 | * This program is free software; you can redistribute it and/or modify
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| 7 | * it under the terms of the GNU General Public License as published by
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| 8 | * the Free Software Foundation; either version 2 of the License, or
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| 9 | * (at your option) any later version.
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| 10 | *
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| 11 | * This program is distributed in the hope that it will be useful,
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| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 14 | * GNU General Public License for more details.
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| 15 | *
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| 16 | * You should have received a copy of the GNU General Public License
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| 17 | * along with this program; if not, write to the Free Software
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| 18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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| 19 | *
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| 20 | */
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| 21 |
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| 22 | /*
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| 23 | NOTES:
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| 24 | - sometimes the sound is metallic and sibilant, unloading and
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| 25 | reloading the module may solve this.
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| 26 | */
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| 27 |
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| 28 | #include <sound/driver.h>
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| 29 | #include <linux/pci.h>
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| 30 | #include <linux/time.h>
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| 31 | #include <linux/init.h>
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| 32 | #include <sound/core.h>
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| 33 | #include <sound/cs46xx.h>
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| 34 | #define SNDRV_GET_ID
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| 35 | #include <sound/initval.h>
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| 36 |
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| 37 | MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>");
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| 38 | MODULE_DESCRIPTION("Cirrus Logic Sound Fusion CS46XX");
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| 39 | MODULE_LICENSE("GPL");
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| 40 | MODULE_CLASSES("{sound}");
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| 41 | MODULE_DEVICES("{{Cirrus Logic,Sound Fusion (CS4280)},"
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| 42 | "{Cirrus Logic,Sound Fusion (CS4610)},"
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| 43 | "{Cirrus Logic,Sound Fusion (CS4612)},"
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| 44 | "{Cirrus Logic,Sound Fusion (CS4615)},"
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| 45 | "{Cirrus Logic,Sound Fusion (CS4622)},"
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| 46 | "{Cirrus Logic,Sound Fusion (CS4624)},"
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| 47 | "{Cirrus Logic,Sound Fusion (CS4630)}}");
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| 48 |
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| 49 | static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
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| 50 | static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
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| 51 | static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */
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| 52 | #ifdef TARGET_OS2
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| 53 | static int external_amp[SNDRV_CARDS] = {0};
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| 54 | static int thinkpad[SNDRV_CARDS] = {1,0,0,0,0,0,0,0};
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| 55 | static int mmap_valid[SNDRV_CARDS] = {0};
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| 56 | #else
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| 57 | static int external_amp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 0};
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| 58 | static int thinkpad[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 0};
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| 59 | static int mmap_valid[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 0};
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| 60 | #endif
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| 61 |
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| 62 | MODULE_PARM(index, "1-" __MODULE_STRING(SNDRV_CARDS) "i");
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| 63 | MODULE_PARM_DESC(index, "Index value for the CS46xx soundcard.");
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| 64 | MODULE_PARM_SYNTAX(index, SNDRV_INDEX_DESC);
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| 65 | MODULE_PARM(id, "1-" __MODULE_STRING(SNDRV_CARDS) "s");
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| 66 | MODULE_PARM_DESC(id, "ID string for the CS46xx soundcard.");
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| 67 | MODULE_PARM_SYNTAX(id, SNDRV_ID_DESC);
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| 68 | MODULE_PARM(enable, "1-" __MODULE_STRING(SNDRV_CARDS) "i");
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| 69 | MODULE_PARM_DESC(enable, "Enable CS46xx soundcard.");
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| 70 | MODULE_PARM_SYNTAX(enable, SNDRV_ENABLE_DESC);
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| 71 | MODULE_PARM(external_amp, "1-" __MODULE_STRING(SNDRV_CARDS) "i");
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| 72 | MODULE_PARM_DESC(external_amp, "Force to enable external amplifer.");
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| 73 | MODULE_PARM_SYNTAX(external_amp, SNDRV_ENABLED "," SNDRV_BOOLEAN_FALSE_DESC);
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| 74 | MODULE_PARM(thinkpad, "1-" __MODULE_STRING(SNDRV_CARDS) "i");
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| 75 | MODULE_PARM_DESC(thinkpad, "Force to enable Thinkpad's CLKRUN control.");
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| 76 | MODULE_PARM_SYNTAX(thinkpad, SNDRV_ENABLED "," SNDRV_BOOLEAN_FALSE_DESC);
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| 77 | MODULE_PARM(mmap_valid, "1-" __MODULE_STRING(SNDRV_CARDS) "i");
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| 78 | MODULE_PARM_DESC(mmap_valid, "Support OSS mmap.");
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| 79 | MODULE_PARM_SYNTAX(mmap_valid, SNDRV_ENABLED "," SNDRV_BOOLEAN_FALSE_DESC);
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| 80 |
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| 81 | static struct pci_device_id snd_cs46xx_ids[] = {
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| 82 | { 0x1013, 0x6001, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0, }, /* CS4280 */
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| 83 | { 0x1013, 0x6003, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0, }, /* CS4612 */
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| 84 | { 0x1013, 0x6004, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0, }, /* CS4615 */
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| 85 | { 0, }
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| 86 | };
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| 87 |
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| 88 | MODULE_DEVICE_TABLE(pci, snd_cs46xx_ids);
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| 89 |
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| 90 | static int __devinit snd_card_cs46xx_probe(struct pci_dev *pci,
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| 91 | const struct pci_device_id *pci_id)
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| 92 | {
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| 93 | static int dev;
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| 94 | snd_card_t *card;
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| 95 | cs46xx_t *chip;
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| 96 | int err;
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| 97 |
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| 98 | if (dev >= SNDRV_CARDS)
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| 99 | return -ENODEV;
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| 100 | if (!enable[dev]) {
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| 101 | dev++;
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| 102 | return -ENOENT;
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| 103 | }
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| 104 |
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| 105 | card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0);
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| 106 | if (card == NULL)
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| 107 | return -ENOMEM;
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| 108 | if ((err = snd_cs46xx_create(card, pci,
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| 109 | external_amp[dev], thinkpad[dev],
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| 110 | &chip)) < 0) {
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| 111 | snd_card_free(card);
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| 112 | return err;
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| 113 | }
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| 114 | chip->accept_valid = mmap_valid[dev];
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| 115 | if ((err = snd_cs46xx_pcm(chip, 0, NULL)) < 0) {
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| 116 | snd_card_free(card);
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| 117 | return err;
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| 118 | }
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| 119 | #ifdef CONFIG_SND_CS46XX_NEW_DSP
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| 120 | if ((err = snd_cs46xx_pcm_rear(chip,1, NULL)) < 0) {
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| 121 | snd_card_free(card);
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| 122 | return err;
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| 123 | }
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| 124 | if ((err = snd_cs46xx_pcm_iec958(chip,2,NULL)) < 0) {
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| 125 | snd_card_free(card);
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| 126 | return err;
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| 127 | }
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| 128 | #endif
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| 129 | if ((err = snd_cs46xx_mixer(chip)) < 0) {
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| 130 | snd_card_free(card);
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| 131 | return err;
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| 132 | }
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| 133 | #ifdef CONFIG_SND_CS46XX_NEW_DSP
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| 134 | if (chip->nr_ac97_codecs ==2) {
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| 135 | if ((err = snd_cs46xx_pcm_center_lfe(chip,3,NULL)) < 0) {
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| 136 | snd_card_free(card);
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| 137 | return err;
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| 138 | }
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| 139 | }
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| 140 | #endif
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| 141 | if ((err = snd_cs46xx_midi(chip, 0, NULL)) < 0) {
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| 142 | snd_card_free(card);
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| 143 | return err;
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| 144 | }
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| 145 | if ((err = snd_cs46xx_start_dsp(chip)) < 0) {
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| 146 | snd_card_free(card);
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| 147 | return err;
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| 148 | }
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| 149 |
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| 150 |
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| 151 | snd_cs46xx_gameport(chip);
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| 152 |
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| 153 | strcpy(card->driver, "CS46xx");
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| 154 | strcpy(card->shortname, "Sound Fusion CS46xx");
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| 155 | sprintf(card->longname, "%s at 0x%lx/0x%lx, irq %i",
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| 156 | card->shortname,
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| 157 | chip->ba0_addr,
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| 158 | chip->ba1_addr,
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| 159 | chip->irq);
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| 160 |
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| 161 | if ((err = snd_card_register(card)) < 0) {
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| 162 | snd_card_free(card);
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| 163 | return err;
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| 164 | }
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| 165 |
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| 166 | pci_set_drvdata(pci, card);
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| 167 | dev++;
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| 168 | return 0;
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| 169 | }
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| 170 |
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| 171 |
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| 172 | static void __devexit snd_card_cs46xx_remove(struct pci_dev *pci)
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| 173 | {
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| 174 | snd_card_free(pci_get_drvdata(pci));
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| 175 | pci_set_drvdata(pci, NULL);
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| 176 | }
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| 177 |
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| 178 | static struct pci_driver driver = {
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| 179 | 0, 0, 0,
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| 180 | "Sound Fusion CS46xx",
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| 181 | snd_cs46xx_ids,
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| 182 | snd_card_cs46xx_probe,
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| 183 | snd_card_cs46xx_remove,
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| 184 | SND_PCI_PM_CALLBACKS
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| 185 | };
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| 186 |
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| 187 | static int __init alsa_card_cs46xx_init(void)
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| 188 | {
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| 189 | int err;
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| 190 |
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| 191 | if ((err = pci_module_init(&driver)) < 0) {
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| 192 | #ifdef MODULE
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| 193 | // printk(KERN_ERR "Sound Fusion CS46xx soundcard not found or device busy\n");
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| 194 | #endif
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| 195 | return err;
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| 196 | }
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| 197 | return 0;
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| 198 | }
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| 199 |
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| 200 | static void __exit alsa_card_cs46xx_exit(void)
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| 201 | {
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| 202 | pci_unregister_driver(&driver);
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| 203 | }
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| 204 |
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| 205 | module_init(alsa_card_cs46xx_init)
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| 206 | module_exit(alsa_card_cs46xx_exit)
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| 207 |
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| 208 | #ifndef MODULE
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| 209 |
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| 210 | /* format is: snd-cs46xx=snd_enable,snd_index,snd_id */
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| 211 |
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| 212 | static int __init alsa_card_cs46xx_setup(char *str)
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| 213 | {
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| 214 | static unsigned __initdata nr_dev = 0;
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| 215 |
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| 216 | if (nr_dev >= SNDRV_CARDS)
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| 217 | return 0;
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| 218 | (void)(get_option(&str,&enable[nr_dev]) == 2 &&
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| 219 | get_option(&str,&index[nr_dev]) == 2 &&
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| 220 | get_id(&str,&id[nr_dev]) == 2);
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| 221 | nr_dev++;
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| 222 | return 1;
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| 223 | }
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| 224 |
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| 225 | __setup("snd-cs46xx=", alsa_card_cs46xx_setup);
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| 226 |
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| 227 | #endif /* ifndef MODULE */
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