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Diffstat (limited to 'sound/isa/gus/gusextreme.c')
-rw-r--r--sound/isa/gus/gusextreme.c150
1 files changed, 90 insertions, 60 deletions
diff --git a/sound/isa/gus/gusextreme.c b/sound/isa/gus/gusextreme.c
index d2e7cb1df537..239f16e6b9ee 100644
--- a/sound/isa/gus/gusextreme.c
+++ b/sound/isa/gus/gusextreme.c
@@ -20,11 +20,13 @@
*/
#include <sound/driver.h>
-#include <asm/dma.h>
#include <linux/init.h>
+#include <linux/err.h>
+#include <linux/platform_device.h>
#include <linux/delay.h>
#include <linux/time.h>
#include <linux/moduleparam.h>
+#include <asm/dma.h>
#include <sound/core.h>
#include <sound/gus.h>
#include <sound/es1688.h>
@@ -85,14 +87,15 @@ MODULE_PARM_DESC(channels, "GF1 channels for GUS Extreme driver.");
module_param_array(pcm_channels, int, NULL, 0444);
MODULE_PARM_DESC(pcm_channels, "Reserved PCM channels for GUS Extreme driver.");
-static snd_card_t *snd_gusextreme_cards[SNDRV_CARDS] = SNDRV_DEFAULT_PTR;
+struct platform_device *devices[SNDRV_CARDS];
+
#define PFX "gusextreme: "
static int __init snd_gusextreme_detect(int dev,
- snd_card_t * card,
- snd_gus_card_t * gus,
- es1688_t *es1688)
+ struct snd_card *card,
+ struct snd_gus_card * gus,
+ struct snd_es1688 *es1688)
{
unsigned long flags;
unsigned char d;
@@ -139,15 +142,15 @@ static int __init snd_gusextreme_detect(int dev,
return 0;
}
-static void __init snd_gusextreme_init(int dev, snd_gus_card_t * gus)
+static void __init snd_gusextreme_init(int dev, struct snd_gus_card * gus)
{
gus->joystick_dac = joystick_dac[dev];
}
-static int __init snd_gusextreme_mixer(es1688_t *chip)
+static int __init snd_gusextreme_mixer(struct snd_es1688 *chip)
{
- snd_card_t *card = chip->card;
- snd_ctl_elem_id_t id1, id2;
+ struct snd_card *card = chip->card;
+ struct snd_ctl_elem_id id1, id2;
int err;
memset(&id1, 0, sizeof(id1));
@@ -166,24 +169,23 @@ static int __init snd_gusextreme_mixer(es1688_t *chip)
return 0;
}
-static int __init snd_gusextreme_probe(int dev)
+static int __init snd_gusextreme_probe(struct platform_device *pdev)
{
+ int dev = pdev->id;
static int possible_ess_irqs[] = {5, 9, 10, 7, -1};
static int possible_ess_dmas[] = {1, 3, 0, -1};
static int possible_gf1_irqs[] = {5, 11, 12, 9, 7, 15, 3, -1};
static int possible_gf1_dmas[] = {5, 6, 7, 1, 3, -1};
int xgf1_irq, xgf1_dma, xess_irq, xmpu_irq, xess_dma;
- snd_card_t *card;
- struct snd_gusextreme *acard;
- snd_gus_card_t *gus;
- es1688_t *es1688;
- opl3_t *opl3;
+ struct snd_card *card;
+ struct snd_gus_card *gus;
+ struct snd_es1688 *es1688;
+ struct snd_opl3 *opl3;
int err;
card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0);
if (card == NULL)
return -ENOMEM;
- acard = (struct snd_gusextreme *)card->private_data;
xgf1_irq = gf1_irq[dev];
if (xgf1_irq == SNDRV_AUTO_IRQ) {
@@ -223,10 +225,29 @@ static int __init snd_gusextreme_probe(int dev)
}
}
- if ((err = snd_es1688_create(card, port[dev], mpu_port[dev],
- xess_irq, xmpu_irq, xess_dma,
- ES1688_HW_1688, &es1688)) < 0)
+ if (port[dev] != SNDRV_AUTO_PORT) {
+ err = snd_es1688_create(card, port[dev], mpu_port[dev],
+ xess_irq, xmpu_irq, xess_dma,
+ ES1688_HW_1688, &es1688);
+ } else {
+ /* auto-probe legacy ports */
+ static unsigned long possible_ports[] = {0x220, 0x240, 0x260};
+ int i;
+ for (i = 0; i < ARRAY_SIZE(possible_ports); i++) {
+ err = snd_es1688_create(card,
+ possible_ports[i],
+ mpu_port[dev],
+ xess_irq, xmpu_irq, xess_dma,
+ ES1688_HW_1688, &es1688);
+ if (err >= 0) {
+ port[dev] = possible_ports[i];
+ break;
+ }
+ }
+ }
+ if (err < 0)
goto out;
+
if (gf1_port[dev] < 0)
gf1_port[dev] = port[dev] + 0x20;
if ((err = snd_gus_create(card,
@@ -287,13 +308,12 @@ static int __init snd_gusextreme_probe(int dev)
sprintf(card->longname, "Gravis UltraSound Extreme at 0x%lx, irq %i&%i, dma %i&%i",
es1688->port, xgf1_irq, xess_irq, xgf1_dma, xess_dma);
- if ((err = snd_card_set_generic_dev(card)) < 0)
- goto out;
+ snd_card_set_dev(card, &pdev->dev);
if ((err = snd_card_register(card)) < 0)
goto out;
- snd_gusextreme_cards[dev] = card;
+ platform_set_drvdata(pdev, card);
return 0;
out:
@@ -301,60 +321,70 @@ static int __init snd_gusextreme_probe(int dev)
return err;
}
-static int __init snd_gusextreme_legacy_auto_probe(unsigned long xport)
+static int snd_gusextreme_remove(struct platform_device *devptr)
+{
+ snd_card_free(platform_get_drvdata(devptr));
+ platform_set_drvdata(devptr, NULL);
+ return 0;
+}
+
+#define GUSEXTREME_DRIVER "snd_gusextreme"
+
+static struct platform_driver snd_gusextreme_driver = {
+ .probe = snd_gusextreme_probe,
+ .remove = snd_gusextreme_remove,
+ /* FIXME: suspend/resume */
+ .driver = {
+ .name = GUSEXTREME_DRIVER
+ },
+};
+
+static void __init_or_module snd_gusextreme_unregister_all(void)
{
- static int dev;
- int res;
-
- for ( ; dev < SNDRV_CARDS; dev++) {
- if (!enable[dev] || port[dev] != SNDRV_AUTO_PORT)
- continue;
- port[dev] = xport;
- res = snd_gusextreme_probe(dev);
- if (res < 0)
- port[dev] = SNDRV_AUTO_PORT;
- return res;
- }
- return -ENODEV;
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(devices); ++i)
+ platform_device_unregister(devices[i]);
+ platform_driver_unregister(&snd_gusextreme_driver);
}
static int __init alsa_card_gusextreme_init(void)
{
- static unsigned long possible_ports[] = {0x220, 0x240, 0x260, -1};
- int dev, cards, i;
-
- for (dev = cards = 0; dev < SNDRV_CARDS && enable[dev] > 0; dev++) {
- if (port[dev] == SNDRV_AUTO_PORT)
- continue;
- if (snd_gusextreme_probe(dev) >= 0)
- cards++;
- }
- i = snd_legacy_auto_probe(possible_ports, snd_gusextreme_legacy_auto_probe);
- if (i > 0)
- cards += i;
+ int i, cards, err;
+
+ err = platform_driver_register(&snd_gusextreme_driver);
+ if (err < 0)
+ return err;
+ cards = 0;
+ for (i = 0; i < SNDRV_CARDS && enable[i]; i++) {
+ struct platform_device *device;
+ device = platform_device_register_simple(GUSEXTREME_DRIVER,
+ i, NULL, 0);
+ if (IS_ERR(device)) {
+ err = PTR_ERR(device);
+ goto errout;
+ }
+ devices[i] = device;
+ cards++;
+ }
if (!cards) {
#ifdef MODULE
printk(KERN_ERR "GUS Extreme soundcard not found or device busy\n");
#endif
- return -ENODEV;
+ err = -ENODEV;
+ goto errout;
}
return 0;
+
+ errout:
+ snd_gusextreme_unregister_all();
+ return err;
}
static void __exit alsa_card_gusextreme_exit(void)
{
- int idx;
- snd_card_t *card;
- struct snd_gusextreme *acard;
-
- for (idx = 0; idx < SNDRV_CARDS; idx++) {
- card = snd_gusextreme_cards[idx];
- if (card == NULL)
- continue;
- acard = (struct snd_gusextreme *)card->private_data;
- snd_card_free(snd_gusextreme_cards[idx]);
- }
+ snd_gusextreme_unregister_all();
}
module_init(alsa_card_gusextreme_init)
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.