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