^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0-or-later
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * Generic driver for AD1848/AD1847/CS4248 chips (0.1 Alpha)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) * Copyright (c) by Tugrul Galatali <galatalt@stuy.edu>,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * Jaroslav Kysela <perex@perex.cz>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) * Based on card-4232.c by Jaroslav Kysela <perex@perex.cz>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) #include <linux/init.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #include <linux/err.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) #include <linux/isa.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #include <linux/time.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #include <linux/wait.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) #include <sound/core.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) #include <sound/wss.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) #include <sound/initval.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #define CRD_NAME "Generic AD1848/AD1847/CS4248"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) #define DEV_NAME "ad1848"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) MODULE_DESCRIPTION(CRD_NAME);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) MODULE_AUTHOR("Tugrul Galatali <galatalt@stuy.edu>, Jaroslav Kysela <perex@perex.cz>");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) MODULE_LICENSE("GPL");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) MODULE_SUPPORTED_DEVICE("{{Analog Devices,AD1848},"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) "{Analog Devices,AD1847},"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) "{Crystal Semiconductors,CS4248}}");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; /* Enable this card */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 5,7,9,11,12,15 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 0,1,3,5,6,7 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) static bool thinkpad[SNDRV_CARDS]; /* Thinkpad special case */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) module_param_array(index, int, NULL, 0444);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) MODULE_PARM_DESC(index, "Index value for " CRD_NAME " soundcard.");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) module_param_array(id, charp, NULL, 0444);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) MODULE_PARM_DESC(id, "ID string for " CRD_NAME " soundcard.");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) module_param_array(enable, bool, NULL, 0444);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) MODULE_PARM_DESC(enable, "Enable " CRD_NAME " soundcard.");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) module_param_hw_array(port, long, ioport, NULL, 0444);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) MODULE_PARM_DESC(port, "Port # for " CRD_NAME " driver.");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) module_param_hw_array(irq, int, irq, NULL, 0444);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) MODULE_PARM_DESC(irq, "IRQ # for " CRD_NAME " driver.");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) module_param_hw_array(dma1, int, dma, NULL, 0444);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) MODULE_PARM_DESC(dma1, "DMA1 # for " CRD_NAME " driver.");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) module_param_array(thinkpad, bool, NULL, 0444);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) MODULE_PARM_DESC(thinkpad, "Enable only for the onboard CS4248 of IBM Thinkpad 360/750/755 series.");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) static int snd_ad1848_match(struct device *dev, unsigned int n)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) if (!enable[n])
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) if (port[n] == SNDRV_AUTO_PORT) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) dev_err(dev, "please specify port\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) if (irq[n] == SNDRV_AUTO_IRQ) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) dev_err(dev, "please specify irq\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) if (dma1[n] == SNDRV_AUTO_DMA) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) dev_err(dev, "please specify dma1\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) static int snd_ad1848_probe(struct device *dev, unsigned int n)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) struct snd_card *card;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) struct snd_wss *chip;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) int error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) error = snd_card_new(dev, index[n], id[n], THIS_MODULE, 0, &card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) if (error < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) return error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) error = snd_wss_create(card, port[n], -1, irq[n], dma1[n], -1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) thinkpad[n] ? WSS_HW_THINKPAD : WSS_HW_DETECT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) 0, &chip);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) if (error < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) card->private_data = chip;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) error = snd_wss_pcm(chip, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) if (error < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) error = snd_wss_mixer(chip);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) if (error < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) strlcpy(card->driver, "AD1848", sizeof(card->driver));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) strlcpy(card->shortname, chip->pcm->name, sizeof(card->shortname));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) if (!thinkpad[n])
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) snprintf(card->longname, sizeof(card->longname),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) "%s at 0x%lx, irq %d, dma %d",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) chip->pcm->name, chip->port, irq[n], dma1[n]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) snprintf(card->longname, sizeof(card->longname),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) "%s at 0x%lx, irq %d, dma %d [Thinkpad]",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) chip->pcm->name, chip->port, irq[n], dma1[n]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) error = snd_card_register(card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) if (error < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) dev_set_drvdata(dev, card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) out: snd_card_free(card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) return error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) static int snd_ad1848_remove(struct device *dev, unsigned int n)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) snd_card_free(dev_get_drvdata(dev));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) #ifdef CONFIG_PM
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) static int snd_ad1848_suspend(struct device *dev, unsigned int n, pm_message_t state)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) struct snd_card *card = dev_get_drvdata(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) struct snd_wss *chip = card->private_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) chip->suspend(chip);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) static int snd_ad1848_resume(struct device *dev, unsigned int n)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) struct snd_card *card = dev_get_drvdata(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) struct snd_wss *chip = card->private_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) chip->resume(chip);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) snd_power_change_state(card, SNDRV_CTL_POWER_D0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) static struct isa_driver snd_ad1848_driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) .match = snd_ad1848_match,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) .probe = snd_ad1848_probe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) .remove = snd_ad1848_remove,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) #ifdef CONFIG_PM
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) .suspend = snd_ad1848_suspend,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) .resume = snd_ad1848_resume,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) .driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) .name = DEV_NAME
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) module_isa_driver(snd_ad1848_driver, SNDRV_CARDS);
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
3 Commits
0 Branches
0 Tags