1 /* 2 * The driver for the Cirrus Logic's Sound Fusion CS46XX based soundcards 3 * Copyright (c) by Jaroslav Kysela <perex@perex.cz> 4 * 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation; either version 2 of the License, or 9 * (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program; if not, write to the Free Software 18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 19 * 20 */ 21 22 /* 23 NOTES: 24 - sometimes the sound is metallic and sibilant, unloading and 25 reloading the module may solve this. 26 */ 27 28 #include <linux/pci.h> 29 #include <linux/time.h> 30 #include <linux/init.h> 31 #include <linux/module.h> 32 #include <sound/core.h> 33 #include "cs46xx.h" 34 #include <sound/initval.h> 35 36 MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>"); 37 MODULE_DESCRIPTION("Cirrus Logic Sound Fusion CS46XX"); 38 MODULE_LICENSE("GPL"); 39 MODULE_SUPPORTED_DEVICE("{{Cirrus Logic,Sound Fusion (CS4280)}," 40 "{Cirrus Logic,Sound Fusion (CS4610)}," 41 "{Cirrus Logic,Sound Fusion (CS4612)}," 42 "{Cirrus Logic,Sound Fusion (CS4615)}," 43 "{Cirrus Logic,Sound Fusion (CS4622)}," 44 "{Cirrus Logic,Sound Fusion (CS4624)}," 45 "{Cirrus Logic,Sound Fusion (CS4630)}}"); 46 47 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ 48 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ 49 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */ 50 static bool external_amp[SNDRV_CARDS]; 51 static bool thinkpad[SNDRV_CARDS]; 52 static bool mmap_valid[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1}; 53 54 module_param_array(index, int, NULL, 0444); 55 MODULE_PARM_DESC(index, "Index value for the CS46xx soundcard."); 56 module_param_array(id, charp, NULL, 0444); 57 MODULE_PARM_DESC(id, "ID string for the CS46xx soundcard."); 58 module_param_array(enable, bool, NULL, 0444); 59 MODULE_PARM_DESC(enable, "Enable CS46xx soundcard."); 60 module_param_array(external_amp, bool, NULL, 0444); 61 MODULE_PARM_DESC(external_amp, "Force to enable external amplifer."); 62 module_param_array(thinkpad, bool, NULL, 0444); 63 MODULE_PARM_DESC(thinkpad, "Force to enable Thinkpad's CLKRUN control."); 64 module_param_array(mmap_valid, bool, NULL, 0444); 65 MODULE_PARM_DESC(mmap_valid, "Support OSS mmap."); 66 67 static const struct pci_device_id snd_cs46xx_ids[] = { 68 { PCI_VDEVICE(CIRRUS, 0x6001), 0, }, /* CS4280 */ 69 { PCI_VDEVICE(CIRRUS, 0x6003), 0, }, /* CS4612 */ 70 { PCI_VDEVICE(CIRRUS, 0x6004), 0, }, /* CS4615 */ 71 { 0, } 72 }; 73 74 MODULE_DEVICE_TABLE(pci, snd_cs46xx_ids); 75 76 static int snd_card_cs46xx_probe(struct pci_dev *pci, 77 const struct pci_device_id *pci_id) 78 { 79 static int dev; 80 struct snd_card *card; 81 struct snd_cs46xx *chip; 82 int err; 83 84 if (dev >= SNDRV_CARDS) 85 return -ENODEV; 86 if (!enable[dev]) { 87 dev++; 88 return -ENOENT; 89 } 90 91 err = snd_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE, 92 0, &card); 93 if (err < 0) 94 return err; 95 if ((err = snd_cs46xx_create(card, pci, 96 external_amp[dev], thinkpad[dev], 97 &chip)) < 0) { 98 snd_card_free(card); 99 return err; 100 } 101 card->private_data = chip; 102 chip->accept_valid = mmap_valid[dev]; 103 if ((err = snd_cs46xx_pcm(chip, 0)) < 0) { 104 snd_card_free(card); 105 return err; 106 } 107 #ifdef CONFIG_SND_CS46XX_NEW_DSP 108 if ((err = snd_cs46xx_pcm_rear(chip, 1)) < 0) { 109 snd_card_free(card); 110 return err; 111 } 112 if ((err = snd_cs46xx_pcm_iec958(chip, 2)) < 0) { 113 snd_card_free(card); 114 return err; 115 } 116 #endif 117 if ((err = snd_cs46xx_mixer(chip, 2)) < 0) { 118 snd_card_free(card); 119 return err; 120 } 121 #ifdef CONFIG_SND_CS46XX_NEW_DSP 122 if (chip->nr_ac97_codecs ==2) { 123 if ((err = snd_cs46xx_pcm_center_lfe(chip, 3)) < 0) { 124 snd_card_free(card); 125 return err; 126 } 127 } 128 #endif 129 if ((err = snd_cs46xx_midi(chip, 0)) < 0) { 130 snd_card_free(card); 131 return err; 132 } 133 if ((err = snd_cs46xx_start_dsp(chip)) < 0) { 134 snd_card_free(card); 135 return err; 136 } 137 138 139 snd_cs46xx_gameport(chip); 140 141 strcpy(card->driver, "CS46xx"); 142 strcpy(card->shortname, "Sound Fusion CS46xx"); 143 sprintf(card->longname, "%s at 0x%lx/0x%lx, irq %i", 144 card->shortname, 145 chip->ba0_addr, 146 chip->ba1_addr, 147 chip->irq); 148 149 if ((err = snd_card_register(card)) < 0) { 150 snd_card_free(card); 151 return err; 152 } 153 154 pci_set_drvdata(pci, card); 155 dev++; 156 return 0; 157 } 158 159 static void snd_card_cs46xx_remove(struct pci_dev *pci) 160 { 161 snd_card_free(pci_get_drvdata(pci)); 162 } 163 164 static struct pci_driver cs46xx_driver = { 165 .name = KBUILD_MODNAME, 166 .id_table = snd_cs46xx_ids, 167 .probe = snd_card_cs46xx_probe, 168 .remove = snd_card_cs46xx_remove, 169 #ifdef CONFIG_PM_SLEEP 170 .driver = { 171 .pm = &snd_cs46xx_pm, 172 }, 173 #endif 174 }; 175 176 module_pci_driver(cs46xx_driver); 177