1// SPDX-License-Identifier: GPL-2.0-or-later 2/* 3 * Driver for PowerMac AWACS 4 * Copyright (c) 2001 by Takashi Iwai <tiwai@suse.de> 5 * based on dmasound.c. 6 */ 7 8#include <linux/init.h> 9#include <linux/err.h> 10#include <linux/platform_device.h> 11#include <linux/module.h> 12#include <sound/core.h> 13#include <sound/initval.h> 14#include "pmac.h" 15#include "awacs.h" 16#include "burgundy.h" 17 18#define CHIP_NAME "PMac" 19 20MODULE_DESCRIPTION("PowerMac"); 21MODULE_SUPPORTED_DEVICE("{{Apple,PowerMac}}"); 22MODULE_LICENSE("GPL"); 23 24static int index = SNDRV_DEFAULT_IDX1; /* Index 0-MAX */ 25static char *id = SNDRV_DEFAULT_STR1; /* ID for this card */ 26static bool enable_beep = 1; 27 28module_param(index, int, 0444); 29MODULE_PARM_DESC(index, "Index value for " CHIP_NAME " soundchip."); 30module_param(id, charp, 0444); 31MODULE_PARM_DESC(id, "ID string for " CHIP_NAME " soundchip."); 32module_param(enable_beep, bool, 0444); 33MODULE_PARM_DESC(enable_beep, "Enable beep using PCM."); 34 35static struct platform_device *device; 36 37 38/* 39 */ 40 41static int snd_pmac_probe(struct platform_device *devptr) 42{ 43 struct snd_card *card; 44 struct snd_pmac *chip; 45 char *name_ext; 46 int err; 47 48 err = snd_card_new(&devptr->dev, index, id, THIS_MODULE, 0, &card); 49 if (err < 0) 50 return err; 51 52 if ((err = snd_pmac_new(card, &chip)) < 0) 53 goto __error; 54 card->private_data = chip; 55 56 switch (chip->model) { 57 case PMAC_BURGUNDY: 58 strcpy(card->driver, "PMac Burgundy"); 59 strcpy(card->shortname, "PowerMac Burgundy"); 60 sprintf(card->longname, "%s (Dev %d) Sub-frame %d", 61 card->shortname, chip->device_id, chip->subframe); 62 if ((err = snd_pmac_burgundy_init(chip)) < 0) 63 goto __error; 64 break; 65 case PMAC_DACA: 66 strcpy(card->driver, "PMac DACA"); 67 strcpy(card->shortname, "PowerMac DACA"); 68 sprintf(card->longname, "%s (Dev %d) Sub-frame %d", 69 card->shortname, chip->device_id, chip->subframe); 70 if ((err = snd_pmac_daca_init(chip)) < 0) 71 goto __error; 72 break; 73 case PMAC_TUMBLER: 74 case PMAC_SNAPPER: 75 name_ext = chip->model == PMAC_TUMBLER ? "Tumbler" : "Snapper"; 76 sprintf(card->driver, "PMac %s", name_ext); 77 sprintf(card->shortname, "PowerMac %s", name_ext); 78 sprintf(card->longname, "%s (Dev %d) Sub-frame %d", 79 card->shortname, chip->device_id, chip->subframe); 80 err = snd_pmac_tumbler_init(chip); 81 if (err < 0) 82 goto __error; 83 err = snd_pmac_tumbler_post_init(); 84 if (err < 0) 85 goto __error; 86 break; 87 case PMAC_AWACS: 88 case PMAC_SCREAMER: 89 name_ext = chip->model == PMAC_SCREAMER ? "Screamer" : "AWACS"; 90 sprintf(card->driver, "PMac %s", name_ext); 91 sprintf(card->shortname, "PowerMac %s", name_ext); 92 if (chip->is_pbook_3400) 93 name_ext = " [PB3400]"; 94 else if (chip->is_pbook_G3) 95 name_ext = " [PBG3]"; 96 else 97 name_ext = ""; 98 sprintf(card->longname, "%s%s Rev %d", 99 card->shortname, name_ext, chip->revision); 100 if ((err = snd_pmac_awacs_init(chip)) < 0) 101 goto __error; 102 break; 103 default: 104 snd_printk(KERN_ERR "unsupported hardware %d\n", chip->model); 105 err = -EINVAL; 106 goto __error; 107 } 108 109 if ((err = snd_pmac_pcm_new(chip)) < 0) 110 goto __error; 111 112 chip->initialized = 1; 113 if (enable_beep) 114 snd_pmac_attach_beep(chip); 115 116 if ((err = snd_card_register(card)) < 0) 117 goto __error; 118 119 platform_set_drvdata(devptr, card); 120 return 0; 121 122__error: 123 snd_card_free(card); 124 return err; 125} 126 127 128static int snd_pmac_remove(struct platform_device *devptr) 129{ 130 snd_card_free(platform_get_drvdata(devptr)); 131 return 0; 132} 133 134#ifdef CONFIG_PM_SLEEP 135static int snd_pmac_driver_suspend(struct device *dev) 136{ 137 struct snd_card *card = dev_get_drvdata(dev); 138 snd_pmac_suspend(card->private_data); 139 return 0; 140} 141 142static int snd_pmac_driver_resume(struct device *dev) 143{ 144 struct snd_card *card = dev_get_drvdata(dev); 145 snd_pmac_resume(card->private_data); 146 return 0; 147} 148 149static SIMPLE_DEV_PM_OPS(snd_pmac_pm, snd_pmac_driver_suspend, snd_pmac_driver_resume); 150#define SND_PMAC_PM_OPS &snd_pmac_pm 151#else 152#define SND_PMAC_PM_OPS NULL 153#endif 154 155#define SND_PMAC_DRIVER "snd_powermac" 156 157static struct platform_driver snd_pmac_driver = { 158 .probe = snd_pmac_probe, 159 .remove = snd_pmac_remove, 160 .driver = { 161 .name = SND_PMAC_DRIVER, 162 .pm = SND_PMAC_PM_OPS, 163 }, 164}; 165 166static int __init alsa_card_pmac_init(void) 167{ 168 int err; 169 170 if ((err = platform_driver_register(&snd_pmac_driver)) < 0) 171 return err; 172 device = platform_device_register_simple(SND_PMAC_DRIVER, -1, NULL, 0); 173 return 0; 174 175} 176 177static void __exit alsa_card_pmac_exit(void) 178{ 179 if (!IS_ERR(device)) 180 platform_device_unregister(device); 181 platform_driver_unregister(&snd_pmac_driver); 182} 183 184module_init(alsa_card_pmac_init) 185module_exit(alsa_card_pmac_exit) 186