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Diffstat (limited to 'sound/isa/ad1848/ad1848.c')
-rw-r--r--sound/isa/ad1848/ad1848.c190
1 files changed, 112 insertions, 78 deletions
diff --git a/sound/isa/ad1848/ad1848.c b/sound/isa/ad1848/ad1848.c
index 8c399340cd7..093f22a464d 100644
--- a/sound/isa/ad1848/ad1848.c
+++ b/sound/isa/ad1848/ad1848.c
@@ -1,8 +1,8 @@
/*
* Generic driver for AD1848/AD1847/CS4248 chips (0.1 Alpha)
* Copyright (c) by Tugrul Galatali <galatalt@stuy.edu>,
- * Jaroslav Kysela <perex@suse.cz>
- * Based on card-4232.c by Jaroslav Kysela <perex@suse.cz>
+ * Jaroslav Kysela <perex@perex.cz>
+ * Based on card-4232.c by Jaroslav Kysela <perex@perex.cz>
*
*
* This program is free software; you can redistribute it and/or modify
@@ -21,17 +21,21 @@
*
*/
-#include <sound/driver.h>
#include <linux/init.h>
+#include <linux/err.h>
+#include <linux/isa.h>
#include <linux/time.h>
#include <linux/wait.h>
-#include <linux/moduleparam.h>
+#include <linux/module.h>
#include <sound/core.h>
-#include <sound/ad1848.h>
+#include <sound/wss.h>
#include <sound/initval.h>
-MODULE_AUTHOR("Tugrul Galatali <galatalt@stuy.edu>, Jaroslav Kysela <perex@suse.cz>");
-MODULE_DESCRIPTION("AD1848/AD1847/CS4248");
+#define CRD_NAME "Generic AD1848/AD1847/CS4248"
+#define DEV_NAME "ad1848"
+
+MODULE_DESCRIPTION(CRD_NAME);
+MODULE_AUTHOR("Tugrul Galatali <galatalt@stuy.edu>, Jaroslav Kysela <perex@perex.cz>");
MODULE_LICENSE("GPL");
MODULE_SUPPORTED_DEVICE("{{Analog Devices,AD1848},"
"{Analog Devices,AD1847},"
@@ -39,113 +43,143 @@ MODULE_SUPPORTED_DEVICE("{{Analog Devices,AD1848},"
static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
-static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; /* Enable this card */
+static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; /* Enable this card */
static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */
static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 5,7,9,11,12,15 */
static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 0,1,3,5,6,7 */
-static int thinkpad[SNDRV_CARDS]; /* Thinkpad special case */
+static bool thinkpad[SNDRV_CARDS]; /* Thinkpad special case */
module_param_array(index, int, NULL, 0444);
-MODULE_PARM_DESC(index, "Index value for AD1848 soundcard.");
+MODULE_PARM_DESC(index, "Index value for " CRD_NAME " soundcard.");
module_param_array(id, charp, NULL, 0444);
-MODULE_PARM_DESC(id, "ID string for AD1848 soundcard.");
+MODULE_PARM_DESC(id, "ID string for " CRD_NAME " soundcard.");
module_param_array(enable, bool, NULL, 0444);
-MODULE_PARM_DESC(enable, "Enable AD1848 soundcard.");
+MODULE_PARM_DESC(enable, "Enable " CRD_NAME " soundcard.");
module_param_array(port, long, NULL, 0444);
-MODULE_PARM_DESC(port, "Port # for AD1848 driver.");
+MODULE_PARM_DESC(port, "Port # for " CRD_NAME " driver.");
module_param_array(irq, int, NULL, 0444);
-MODULE_PARM_DESC(irq, "IRQ # for AD1848 driver.");
+MODULE_PARM_DESC(irq, "IRQ # for " CRD_NAME " driver.");
module_param_array(dma1, int, NULL, 0444);
-MODULE_PARM_DESC(dma1, "DMA1 # for AD1848 driver.");
+MODULE_PARM_DESC(dma1, "DMA1 # for " CRD_NAME " driver.");
module_param_array(thinkpad, bool, NULL, 0444);
MODULE_PARM_DESC(thinkpad, "Enable only for the onboard CS4248 of IBM Thinkpad 360/750/755 series.");
-static snd_card_t *snd_ad1848_cards[SNDRV_CARDS] = SNDRV_DEFAULT_PTR;
-
-
-static int __init snd_card_ad1848_probe(int dev)
+static int snd_ad1848_match(struct device *dev, unsigned int n)
{
- snd_card_t *card;
- ad1848_t *chip;
- snd_pcm_t *pcm;
- int err;
-
- if (port[dev] == SNDRV_AUTO_PORT) {
- snd_printk(KERN_ERR "ad1848: specify port\n");
- return -EINVAL;
+ if (!enable[n])
+ return 0;
+
+ if (port[n] == SNDRV_AUTO_PORT) {
+ dev_err(dev, "please specify port\n");
+ return 0;
}
- if (irq[dev] == SNDRV_AUTO_IRQ) {
- snd_printk(KERN_ERR "ad1848: specify irq\n");
- return -EINVAL;
+ if (irq[n] == SNDRV_AUTO_IRQ) {
+ dev_err(dev, "please specify irq\n");
+ return 0;
}
- if (dma1[dev] == SNDRV_AUTO_DMA) {
- snd_printk(KERN_ERR "ad1848: specify dma1\n");
- return -EINVAL;
+ if (dma1[n] == SNDRV_AUTO_DMA) {
+ dev_err(dev, "please specify dma1\n");
+ return 0;
}
+ return 1;
+}
- card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0);
- if (card == NULL)
- return -ENOMEM;
-
- if ((err = snd_ad1848_create(card, port[dev],
- irq[dev],
- dma1[dev],
- thinkpad[dev] ? AD1848_HW_THINKPAD : AD1848_HW_DETECT,
- &chip)) < 0) {
- snd_card_free(card);
- return err;
- }
+static int snd_ad1848_probe(struct device *dev, unsigned int n)
+{
+ struct snd_card *card;
+ struct snd_wss *chip;
+ struct snd_pcm *pcm;
+ int error;
+
+ error = snd_card_new(dev, index[n], id[n], THIS_MODULE, 0, &card);
+ if (error < 0)
+ return error;
+
+ error = snd_wss_create(card, port[n], -1, irq[n], dma1[n], -1,
+ thinkpad[n] ? WSS_HW_THINKPAD : WSS_HW_DETECT,
+ 0, &chip);
+ if (error < 0)
+ goto out;
+
+ card->private_data = chip;
+
+ error = snd_wss_pcm(chip, 0, &pcm);
+ if (error < 0)
+ goto out;
+
+ error = snd_wss_mixer(chip);
+ if (error < 0)
+ goto out;
- if ((err = snd_ad1848_pcm(chip, 0, &pcm)) < 0) {
- snd_card_free(card);
- return err;
- }
- if ((err = snd_ad1848_mixer(chip)) < 0) {
- snd_card_free(card);
- return err;
- }
strcpy(card->driver, "AD1848");
strcpy(card->shortname, pcm->name);
sprintf(card->longname, "%s at 0x%lx, irq %d, dma %d",
- pcm->name, chip->port, irq[dev], dma1[dev]);
-
- if (thinkpad[dev]) {
+ pcm->name, chip->port, irq[n], dma1[n]);
+ if (thinkpad[n])
strcat(card->longname, " [Thinkpad]");
- }
- if ((err = snd_card_register(card)) < 0) {
- snd_card_free(card);
- return err;
- }
- snd_ad1848_cards[dev] = card;
+ error = snd_card_register(card);
+ if (error < 0)
+ goto out;
+
+ dev_set_drvdata(dev, card);
return 0;
+
+out: snd_card_free(card);
+ return error;
}
-static int __init alsa_card_ad1848_init(void)
+static int snd_ad1848_remove(struct device *dev, unsigned int n)
+{
+ snd_card_free(dev_get_drvdata(dev));
+ return 0;
+}
+
+#ifdef CONFIG_PM
+static int snd_ad1848_suspend(struct device *dev, unsigned int n, pm_message_t state)
+{
+ struct snd_card *card = dev_get_drvdata(dev);
+ struct snd_wss *chip = card->private_data;
+
+ snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
+ chip->suspend(chip);
+ return 0;
+}
+
+static int snd_ad1848_resume(struct device *dev, unsigned int n)
{
- int dev, cards;
+ struct snd_card *card = dev_get_drvdata(dev);
+ struct snd_wss *chip = card->private_data;
- for (dev = cards = 0; dev < SNDRV_CARDS && enable[dev]; dev++)
- if (snd_card_ad1848_probe(dev) >= 0)
- cards++;
+ chip->resume(chip);
+ snd_power_change_state(card, SNDRV_CTL_POWER_D0);
+ return 0;
+}
+#endif
- if (!cards) {
-#ifdef MODULE
- printk(KERN_ERR "AD1848 soundcard not found or device busy\n");
+static struct isa_driver snd_ad1848_driver = {
+ .match = snd_ad1848_match,
+ .probe = snd_ad1848_probe,
+ .remove = snd_ad1848_remove,
+#ifdef CONFIG_PM
+ .suspend = snd_ad1848_suspend,
+ .resume = snd_ad1848_resume,
#endif
- return -ENODEV;
+ .driver = {
+ .name = DEV_NAME
}
- return 0;
+};
+
+static int __init alsa_card_ad1848_init(void)
+{
+ return isa_register_driver(&snd_ad1848_driver, SNDRV_CARDS);
}
static void __exit alsa_card_ad1848_exit(void)
{
- int idx;
-
- for (idx = 0; idx < SNDRV_CARDS; idx++)
- snd_card_free(snd_ad1848_cards[idx]);
+ isa_unregister_driver(&snd_ad1848_driver);
}
-module_init(alsa_card_ad1848_init)
-module_exit(alsa_card_ad1848_exit)
+module_init(alsa_card_ad1848_init);
+module_exit(alsa_card_ad1848_exit);
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-15 13:44:41 +0000