1 /* 2 * Driver for PowerMac AWACS 3 * Copyright (c) 2001 by Takashi Iwai <tiwai@suse.de> 4 * based on dmasound.c. 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 #include <sound/driver.h> 22 #include <linux/init.h> 23 #include <linux/err.h> 24 #include <linux/platform_device.h> 25 #include <linux/moduleparam.h> 26 #include <sound/core.h> 27 #include <sound/initval.h> 28 #include "pmac.h" 29 #include "awacs.h" 30 #include "burgundy.h" 31 32 #define CHIP_NAME "PMac" 33 34 MODULE_DESCRIPTION("PowerMac"); 35 MODULE_SUPPORTED_DEVICE("{{Apple,PowerMac}}"); 36 MODULE_LICENSE("GPL"); 37 38 static int index = SNDRV_DEFAULT_IDX1; /* Index 0-MAX */ 39 static char *id = SNDRV_DEFAULT_STR1; /* ID for this card */ 40 static int enable_beep = 1; 41 42 module_param(index, int, 0444); 43 MODULE_PARM_DESC(index, "Index value for " CHIP_NAME " soundchip."); 44 module_param(id, charp, 0444); 45 MODULE_PARM_DESC(id, "ID string for " CHIP_NAME " soundchip."); 46 module_param(enable_beep, bool, 0444); 47 MODULE_PARM_DESC(enable_beep, "Enable beep using PCM."); 48 49 static struct platform_device *device; 50 51 52 /* 53 */ 54 55 static int __init snd_pmac_probe(struct platform_device *devptr) 56 { 57 struct snd_card *card; 58 struct snd_pmac *chip; 59 char *name_ext; 60 int err; 61 62 card = snd_card_new(index, id, THIS_MODULE, 0); 63 if (card == NULL) 64 return -ENOMEM; 65 66 if ((err = snd_pmac_new(card, &chip)) < 0) 67 goto __error; 68 card->private_data = chip; 69 70 switch (chip->model) { 71 case PMAC_BURGUNDY: 72 strcpy(card->driver, "PMac Burgundy"); 73 strcpy(card->shortname, "PowerMac Burgundy"); 74 sprintf(card->longname, "%s (Dev %d) Sub-frame %d", 75 card->shortname, chip->device_id, chip->subframe); 76 if ((err = snd_pmac_burgundy_init(chip)) < 0) 77 goto __error; 78 break; 79 case PMAC_DACA: 80 strcpy(card->driver, "PMac DACA"); 81 strcpy(card->shortname, "PowerMac DACA"); 82 sprintf(card->longname, "%s (Dev %d) Sub-frame %d", 83 card->shortname, chip->device_id, chip->subframe); 84 if ((err = snd_pmac_daca_init(chip)) < 0) 85 goto __error; 86 break; 87 case PMAC_TUMBLER: 88 case PMAC_SNAPPER: 89 name_ext = chip->model == PMAC_TUMBLER ? "Tumbler" : "Snapper"; 90 sprintf(card->driver, "PMac %s", name_ext); 91 sprintf(card->shortname, "PowerMac %s", name_ext); 92 sprintf(card->longname, "%s (Dev %d) Sub-frame %d", 93 card->shortname, chip->device_id, chip->subframe); 94 if ( snd_pmac_tumbler_init(chip) < 0 || snd_pmac_tumbler_post_init() < 0) 95 goto __error; 96 break; 97 case PMAC_AWACS: 98 case PMAC_SCREAMER: 99 name_ext = chip->model == PMAC_SCREAMER ? "Screamer" : "AWACS"; 100 sprintf(card->driver, "PMac %s", name_ext); 101 sprintf(card->shortname, "PowerMac %s", name_ext); 102 if (chip->is_pbook_3400) 103 name_ext = " [PB3400]"; 104 else if (chip->is_pbook_G3) 105 name_ext = " [PBG3]"; 106 else 107 name_ext = ""; 108 sprintf(card->longname, "%s%s Rev %d", 109 card->shortname, name_ext, chip->revision); 110 if ((err = snd_pmac_awacs_init(chip)) < 0) 111 goto __error; 112 break; 113 default: 114 snd_printk("unsupported hardware %d\n", chip->model); 115 err = -EINVAL; 116 goto __error; 117 } 118 119 if ((err = snd_pmac_pcm_new(chip)) < 0) 120 goto __error; 121 122 chip->initialized = 1; 123 if (enable_beep) 124 snd_pmac_attach_beep(chip); 125 126 snd_card_set_dev(card, &devptr->dev); 127 128 if ((err = snd_card_register(card)) < 0) 129 goto __error; 130 131 platform_set_drvdata(devptr, card); 132 return 0; 133 134 __error: 135 snd_card_free(card); 136 return err; 137 } 138 139 140 static int __devexit snd_pmac_remove(struct platform_device *devptr) 141 { 142 snd_card_free(platform_get_drvdata(devptr)); 143 platform_set_drvdata(devptr, NULL); 144 return 0; 145 } 146 147 #ifdef CONFIG_PM 148 static int snd_pmac_driver_suspend(struct platform_device *devptr, pm_message_t state) 149 { 150 struct snd_card *card = platform_get_drvdata(devptr); 151 snd_pmac_suspend(card->private_data); 152 return 0; 153 } 154 155 static int snd_pmac_driver_resume(struct platform_device *devptr) 156 { 157 struct snd_card *card = platform_get_drvdata(devptr); 158 snd_pmac_resume(card->private_data); 159 return 0; 160 } 161 #endif 162 163 #define SND_PMAC_DRIVER "snd_powermac" 164 165 static struct platform_driver snd_pmac_driver = { 166 .probe = snd_pmac_probe, 167 .remove = __devexit_p(snd_pmac_remove), 168 #ifdef CONFIG_PM 169 .suspend = snd_pmac_driver_suspend, 170 .resume = snd_pmac_driver_resume, 171 #endif 172 .driver = { 173 .name = SND_PMAC_DRIVER 174 }, 175 }; 176 177 static int __init alsa_card_pmac_init(void) 178 { 179 int err; 180 181 if ((err = platform_driver_register(&snd_pmac_driver)) < 0) 182 return err; 183 device = platform_device_register_simple(SND_PMAC_DRIVER, -1, NULL, 0); 184 return 0; 185 186 } 187 188 static void __exit alsa_card_pmac_exit(void) 189 { 190 if (!IS_ERR(device)) 191 platform_device_unregister(device); 192 platform_driver_unregister(&snd_pmac_driver); 193 } 194 195 module_init(alsa_card_pmac_init) 196 module_exit(alsa_card_pmac_exit) 197