mirror of
https://github.com/adulau/aha.git
synced 2024-12-29 12:16:20 +00:00
[ALSA] es18xx - Use platform_device
Modules: ES18xx driver Rewrite the probe/remove with platform_device. Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai
Jaroslav Kysela
parent
704e05204c
commit
f7e0ba3e44
1 changed files with 189 additions and 147 deletions
|
|
@ -65,21 +65,21 @@
|
|||
|
||||
|
||||
#include <sound/driver.h>
|
||||
#include <asm/io.h>
|
||||
#include <asm/dma.h>
|
||||
#include <linux/init.h>
|
||||
#include <linux/pm.h>
|
||||
#include <linux/err.h>
|
||||
#include <linux/platform_device.h>
|
||||
#include <linux/slab.h>
|
||||
#include <linux/pnp.h>
|
||||
#include <linux/isapnp.h>
|
||||
#include <linux/moduleparam.h>
|
||||
#include <asm/io.h>
|
||||
#include <asm/dma.h>
|
||||
#include <sound/core.h>
|
||||
#include <sound/control.h>
|
||||
#include <sound/pcm.h>
|
||||
#include <sound/pcm_params.h>
|
||||
#include <sound/mpu401.h>
|
||||
#include <sound/opl3.h>
|
||||
#define SNDRV_LEGACY_AUTO_PROBE
|
||||
#define SNDRV_LEGACY_FIND_FREE_IRQ
|
||||
#define SNDRV_LEGACY_FIND_FREE_DMA
|
||||
#include <sound/initval.h>
|
||||
|
|
@ -128,6 +128,14 @@ struct snd_es18xx {
|
|||
#endif
|
||||
};
|
||||
|
||||
struct snd_audiodrive {
|
||||
struct snd_es18xx *chip;
|
||||
#ifdef CONFIG_PNP
|
||||
struct pnp_dev *dev;
|
||||
struct pnp_dev *devc;
|
||||
#endif
|
||||
};
|
||||
|
||||
#define AUDIO1_IRQ 0x01
|
||||
#define AUDIO2_IRQ 0x02
|
||||
#define HWV_IRQ 0x04
|
||||
|
|
@ -1573,11 +1581,10 @@ static int __devinit snd_es18xx_pcm(struct snd_es18xx *chip, int device, struct
|
|||
if (rpcm)
|
||||
*rpcm = NULL;
|
||||
sprintf(str, "ES%x", chip->version);
|
||||
if (chip->caps & ES18XX_PCM2) {
|
||||
if (chip->caps & ES18XX_PCM2)
|
||||
err = snd_pcm_new(chip->card, str, device, 2, 1, &pcm);
|
||||
} else {
|
||||
else
|
||||
err = snd_pcm_new(chip->card, str, device, 1, 1, &pcm);
|
||||
}
|
||||
if (err < 0)
|
||||
return err;
|
||||
|
||||
|
|
@ -1608,7 +1615,10 @@ static int __devinit snd_es18xx_pcm(struct snd_es18xx *chip, int device, struct
|
|||
#ifdef CONFIG_PM
|
||||
static int snd_es18xx_suspend(struct snd_card *card, pm_message_t state)
|
||||
{
|
||||
struct snd_es18xx *chip = card->pm_private_data;
|
||||
struct snd_audiodrive *acard = card->private_data;
|
||||
struct snd_es18xx *chip = acard->chip;
|
||||
|
||||
snd_power_change_state(chip->card, SNDRV_CTL_POWER_D3hot);
|
||||
|
||||
snd_pcm_suspend_all(chip->pcm);
|
||||
|
||||
|
|
@ -1623,11 +1633,13 @@ static int snd_es18xx_suspend(struct snd_card *card, pm_message_t state)
|
|||
|
||||
static int snd_es18xx_resume(struct snd_card *card)
|
||||
{
|
||||
struct snd_es18xx *chip = card->pm_private_data;
|
||||
struct snd_audiodrive *acard = card->private_data;
|
||||
struct snd_es18xx *chip = acard->chip;
|
||||
|
||||
/* restore PM register, we won't wake till (not 0x07) i/o activity though */
|
||||
snd_es18xx_write(chip, ES18XX_PM, chip->pm_reg ^= ES18XX_PM_FM);
|
||||
|
||||
snd_power_change_state(chip->card, SNDRV_CTL_POWER_D0);
|
||||
return 0;
|
||||
}
|
||||
#endif /* CONFIG_PM */
|
||||
|
|
@ -1865,15 +1877,6 @@ MODULE_PARM_DESC(dma1, "DMA 1 # for ES18xx driver.");
|
|||
module_param_array(dma2, int, NULL, 0444);
|
||||
MODULE_PARM_DESC(dma2, "DMA 2 # for ES18xx driver.");
|
||||
|
||||
struct snd_audiodrive {
|
||||
#ifdef CONFIG_PNP
|
||||
struct pnp_dev *dev;
|
||||
struct pnp_dev *devc;
|
||||
#endif
|
||||
};
|
||||
|
||||
static struct snd_card *snd_audiodrive_legacy[SNDRV_CARDS] = SNDRV_DEFAULT_PTR;
|
||||
|
||||
#ifdef CONFIG_PNP
|
||||
|
||||
static struct pnp_card_device_id snd_audiodrive_pnpids[] = {
|
||||
|
|
@ -1979,209 +1982,254 @@ static int __devinit snd_audiodrive_pnp(int dev, struct snd_audiodrive *acard,
|
|||
#define is_isapnp_selected(dev) 0
|
||||
#endif
|
||||
|
||||
static int __devinit snd_audiodrive_probe(int dev, struct pnp_card_link *pcard,
|
||||
const struct pnp_card_device_id *pid)
|
||||
static struct snd_card *snd_es18xx_card_new(int dev)
|
||||
{
|
||||
static int possible_irqs[] = {5, 9, 10, 7, 11, 12, -1};
|
||||
static int possible_dmas[] = {1, 0, 3, 5, -1};
|
||||
int xirq, xdma1, xdma2;
|
||||
struct snd_card *card;
|
||||
struct snd_audiodrive *acard;
|
||||
return snd_card_new(index[dev], id[dev], THIS_MODULE,
|
||||
sizeof(struct snd_audiodrive));
|
||||
}
|
||||
|
||||
static int __devinit snd_audiodrive_probe(struct snd_card *card, int dev)
|
||||
{
|
||||
struct snd_audiodrive *acard = card->private_data;
|
||||
struct snd_es18xx *chip;
|
||||
struct snd_opl3 *opl3;
|
||||
int err;
|
||||
|
||||
card = snd_card_new(index[dev], id[dev], THIS_MODULE,
|
||||
sizeof(struct snd_audiodrive));
|
||||
if (card == NULL)
|
||||
return -ENOMEM;
|
||||
acard = (struct snd_audiodrive *)card->private_data;
|
||||
#ifdef CONFIG_PNP
|
||||
if (isapnp[dev]) {
|
||||
if ((err = snd_audiodrive_pnp(dev, acard, pcard, pid)) < 0) {
|
||||
snd_card_free(card);
|
||||
return err;
|
||||
}
|
||||
snd_card_set_dev(card, &pcard->card->dev);
|
||||
}
|
||||
#endif
|
||||
|
||||
xirq = irq[dev];
|
||||
if (xirq == SNDRV_AUTO_IRQ) {
|
||||
if ((xirq = snd_legacy_find_free_irq(possible_irqs)) < 0) {
|
||||
snd_printk(KERN_ERR PFX "unable to find a free IRQ\n");
|
||||
err = -EBUSY;
|
||||
goto _err;
|
||||
}
|
||||
}
|
||||
xdma1 = dma1[dev];
|
||||
if (xdma1 == SNDRV_AUTO_DMA) {
|
||||
if ((xdma1 = snd_legacy_find_free_dma(possible_dmas)) < 0) {
|
||||
snd_printk(KERN_ERR PFX "unable to find a free DMA1\n");
|
||||
err = -EBUSY;
|
||||
goto _err;
|
||||
}
|
||||
}
|
||||
xdma2 = dma2[dev];
|
||||
if (xdma2 == SNDRV_AUTO_DMA) {
|
||||
if ((xdma2 = snd_legacy_find_free_dma(possible_dmas)) < 0) {
|
||||
snd_printk(KERN_ERR PFX "unable to find a free DMA2\n");
|
||||
err = -EBUSY;
|
||||
goto _err;
|
||||
}
|
||||
}
|
||||
|
||||
if ((err = snd_es18xx_new_device(card,
|
||||
port[dev],
|
||||
mpu_port[dev],
|
||||
fm_port[dev],
|
||||
xirq, xdma1, xdma2,
|
||||
irq[dev], dma1[dev], dma2[dev],
|
||||
&chip)) < 0)
|
||||
goto _err;
|
||||
return err;
|
||||
acard->chip = chip;
|
||||
|
||||
sprintf(card->driver, "ES%x", chip->version);
|
||||
|
||||
sprintf(card->shortname, "ESS AudioDrive ES%x", chip->version);
|
||||
if (xdma1 != xdma2)
|
||||
if (dma1[dev] != dma2[dev])
|
||||
sprintf(card->longname, "%s at 0x%lx, irq %d, dma1 %d, dma2 %d",
|
||||
card->shortname,
|
||||
chip->port,
|
||||
xirq, xdma1, xdma2);
|
||||
irq[dev], dma1[dev], dma2[dev]);
|
||||
else
|
||||
sprintf(card->longname, "%s at 0x%lx, irq %d, dma %d",
|
||||
card->shortname,
|
||||
chip->port,
|
||||
xirq, xdma1);
|
||||
irq[dev], dma1[dev]);
|
||||
|
||||
if ((err = snd_es18xx_pcm(chip, 0, NULL)) < 0)
|
||||
goto _err;
|
||||
return err;
|
||||
|
||||
if ((err = snd_es18xx_mixer(chip)) < 0)
|
||||
goto _err;
|
||||
return err;
|
||||
|
||||
if (fm_port[dev] > 0 && fm_port[dev] != SNDRV_AUTO_PORT) {
|
||||
if (snd_opl3_create(card, chip->fm_port, chip->fm_port + 2, OPL3_HW_OPL3, 0, &opl3) < 0) {
|
||||
snd_printk(KERN_WARNING PFX "opl3 not detected at 0x%lx\n", chip->fm_port);
|
||||
} else {
|
||||
if ((err = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0)
|
||||
goto _err;
|
||||
return err;
|
||||
}
|
||||
}
|
||||
|
||||
if (mpu_port[dev] > 0 && mpu_port[dev] != SNDRV_AUTO_PORT) {
|
||||
if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_ES18XX,
|
||||
chip->mpu_port, 0,
|
||||
xirq, 0,
|
||||
irq[dev], 0,
|
||||
&chip->rmidi)) < 0)
|
||||
goto _err;
|
||||
}
|
||||
|
||||
if ((err = snd_card_set_generic_dev(card)) < 0)
|
||||
goto _err;
|
||||
|
||||
/* Power Management */
|
||||
snd_card_set_isa_pm_callback(card, snd_es18xx_suspend, snd_es18xx_resume, chip);
|
||||
|
||||
if ((err = snd_card_register(card)) < 0)
|
||||
goto _err;
|
||||
|
||||
if (pcard)
|
||||
pnp_set_card_drvdata(pcard, card);
|
||||
else
|
||||
snd_audiodrive_legacy[dev] = card;
|
||||
return 0;
|
||||
|
||||
_err:
|
||||
snd_card_free(card);
|
||||
return err;
|
||||
}
|
||||
|
||||
static int __devinit snd_audiodrive_probe_legacy_port(unsigned long xport)
|
||||
{
|
||||
static int dev;
|
||||
int res;
|
||||
return snd_card_register(card);
|
||||
}
|
||||
|
||||
for ( ; dev < SNDRV_CARDS; dev++) {
|
||||
if (!enable[dev] || port[dev] != SNDRV_AUTO_PORT)
|
||||
continue;
|
||||
if (is_isapnp_selected(dev))
|
||||
continue;
|
||||
port[dev] = xport;
|
||||
res = snd_audiodrive_probe(dev, NULL, NULL);
|
||||
if (res < 0)
|
||||
port[dev] = SNDRV_AUTO_PORT;
|
||||
return res;
|
||||
static int __init snd_es18xx_nonpnp_probe1(int dev, struct platform_device *devptr)
|
||||
{
|
||||
struct snd_card *card;
|
||||
int err;
|
||||
|
||||
card = snd_es18xx_card_new(dev);
|
||||
if (! card)
|
||||
return -ENOMEM;
|
||||
snd_card_set_dev(card, &devptr->dev);
|
||||
if ((err = snd_audiodrive_probe(card, dev)) < 0) {
|
||||
snd_card_free(card);
|
||||
return err;
|
||||
}
|
||||
return -ENODEV;
|
||||
platform_set_drvdata(devptr, card);
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int __init snd_es18xx_nonpnp_probe(struct platform_device *pdev)
|
||||
{
|
||||
int dev = pdev->id;
|
||||
int err;
|
||||
static int possible_irqs[] = {5, 9, 10, 7, 11, 12, -1};
|
||||
static int possible_dmas[] = {1, 0, 3, 5, -1};
|
||||
|
||||
if (irq[dev] == SNDRV_AUTO_IRQ) {
|
||||
if ((irq[dev] = snd_legacy_find_free_irq(possible_irqs)) < 0) {
|
||||
snd_printk(KERN_ERR PFX "unable to find a free IRQ\n");
|
||||
return -EBUSY;
|
||||
}
|
||||
}
|
||||
if (dma1[dev] == SNDRV_AUTO_DMA) {
|
||||
if ((dma1[dev] = snd_legacy_find_free_dma(possible_dmas)) < 0) {
|
||||
snd_printk(KERN_ERR PFX "unable to find a free DMA1\n");
|
||||
return -EBUSY;
|
||||
}
|
||||
}
|
||||
if (dma2[dev] == SNDRV_AUTO_DMA) {
|
||||
if ((dma2[dev] = snd_legacy_find_free_dma(possible_dmas)) < 0) {
|
||||
snd_printk(KERN_ERR PFX "unable to find a free DMA2\n");
|
||||
return -EBUSY;
|
||||
}
|
||||
}
|
||||
|
||||
if (port[dev] != SNDRV_AUTO_PORT) {
|
||||
return snd_es18xx_nonpnp_probe1(dev, pdev);
|
||||
} else {
|
||||
static unsigned long possible_ports[] = {0x220, 0x240, 0x260, 0x280};
|
||||
int i;
|
||||
for (i = 0; i < ARRAY_SIZE(possible_ports); i++) {
|
||||
port[dev] = possible_ports[i];
|
||||
err = snd_es18xx_nonpnp_probe1(dev, pdev);
|
||||
if (! err)
|
||||
return 0;
|
||||
}
|
||||
return err;
|
||||
}
|
||||
}
|
||||
|
||||
static int __devexit snd_es18xx_nonpnp_remove(struct platform_device *devptr)
|
||||
{
|
||||
snd_card_free(platform_get_drvdata(devptr));
|
||||
platform_set_drvdata(devptr, NULL);
|
||||
return 0;
|
||||
}
|
||||
|
||||
#ifdef CONFIG_PM
|
||||
static int snd_es18xx_nonpnp_suspend(struct platform_device *dev, pm_message_t state)
|
||||
{
|
||||
return snd_es18xx_suspend(platform_get_drvdata(dev), state);
|
||||
}
|
||||
|
||||
static int snd_es18xx_nonpnp_resume(struct platform_device *dev)
|
||||
{
|
||||
return snd_es18xx_resume(platform_get_drvdata(dev));
|
||||
}
|
||||
#endif
|
||||
|
||||
#define ES18XX_DRIVER "snd_es18xx"
|
||||
|
||||
static struct platform_driver snd_es18xx_nonpnp_driver = {
|
||||
.probe = snd_es18xx_nonpnp_probe,
|
||||
.remove = __devexit_p(snd_es18xx_nonpnp_remove),
|
||||
#ifdef CONFIG_PM
|
||||
.suspend = snd_es18xx_nonpnp_suspend,
|
||||
.resume = snd_es18xx_nonpnp_resume,
|
||||
#endif
|
||||
.driver = {
|
||||
.name = ES18XX_DRIVER
|
||||
},
|
||||
};
|
||||
|
||||
|
||||
#ifdef CONFIG_PNP
|
||||
static int __devinit snd_audiodrive_pnp_detect(struct pnp_card_link *card,
|
||||
const struct pnp_card_device_id *id)
|
||||
static int __devinit snd_audiodrive_pnp_detect(struct pnp_card_link *pcard,
|
||||
const struct pnp_card_device_id *pid)
|
||||
{
|
||||
static int dev;
|
||||
struct snd_card *card;
|
||||
int res;
|
||||
|
||||
for ( ; dev < SNDRV_CARDS; dev++) {
|
||||
if (!enable[dev] || !isapnp[dev])
|
||||
continue;
|
||||
res = snd_audiodrive_probe(dev, card, id);
|
||||
if (res < 0)
|
||||
if (enable[dev] && isapnp[dev])
|
||||
break;
|
||||
}
|
||||
if (dev >= SNDRV_CARDS)
|
||||
return -ENODEV;
|
||||
|
||||
card = snd_es18xx_card_new(dev);
|
||||
if (! card)
|
||||
return -ENOMEM;
|
||||
|
||||
if ((res = snd_audiodrive_pnp(dev, card->private_data, pcard, pid)) < 0) {
|
||||
snd_card_free(card);
|
||||
return res;
|
||||
}
|
||||
snd_card_set_dev(card, &pcard->card->dev);
|
||||
if ((res = snd_audiodrive_probe(card, dev)) < 0) {
|
||||
snd_card_free(card);
|
||||
return res;
|
||||
}
|
||||
|
||||
pnp_set_card_drvdata(pcard, card);
|
||||
dev++;
|
||||
return 0;
|
||||
}
|
||||
|
||||
return -ENODEV;
|
||||
}
|
||||
|
||||
static void __devexit snd_audiodrive_pnp_remove(struct pnp_card_link * pcard)
|
||||
{
|
||||
struct snd_card *card = (struct snd_card *) pnp_get_card_drvdata(pcard);
|
||||
|
||||
snd_card_disconnect(card);
|
||||
snd_card_free_in_thread(card);
|
||||
snd_card_free(pnp_get_card_drvdata(pcard));
|
||||
pnp_set_card_drvdata(pcard, NULL);
|
||||
}
|
||||
|
||||
#ifdef CONFIG_PM
|
||||
static int snd_audiodrive_pnp_suspend(struct pnp_card_link *pcard, pm_message_t state)
|
||||
{
|
||||
return snd_es18xx_suspend(pnp_get_card_drvdata(pcard), state);
|
||||
}
|
||||
|
||||
static int snd_audiodrive_pnp_resume(struct pnp_card_link *pcard)
|
||||
{
|
||||
return snd_es18xx_resume(pnp_get_card_drvdata(pcard));
|
||||
}
|
||||
|
||||
#endif
|
||||
|
||||
static struct pnp_card_driver es18xx_pnpc_driver = {
|
||||
.flags = PNP_DRIVER_RES_DISABLE,
|
||||
.name = "es18xx",
|
||||
.id_table = snd_audiodrive_pnpids,
|
||||
.probe = snd_audiodrive_pnp_detect,
|
||||
.remove = __devexit_p(snd_audiodrive_pnp_remove),
|
||||
#ifdef CONFIG_PM
|
||||
.suspend = snd_audiodrive_pnp_suspend,
|
||||
.resume = snd_audiodrive_pnp_resume,
|
||||
#endif
|
||||
};
|
||||
#endif /* CONFIG_PNP */
|
||||
|
||||
static int __init alsa_card_es18xx_init(void)
|
||||
{
|
||||
static unsigned long possible_ports[] = {0x220, 0x240, 0x260, 0x280, -1};
|
||||
int dev, cards = 0, i;
|
||||
int i, err, cards = 0;
|
||||
|
||||
/* legacy non-auto cards at first */
|
||||
for (dev = 0; dev < SNDRV_CARDS; dev++) {
|
||||
if (!enable[dev] || port[dev] == SNDRV_AUTO_PORT)
|
||||
if ((err = platform_driver_register(&snd_es18xx_nonpnp_driver)) < 0)
|
||||
return err;
|
||||
|
||||
for (i = 0; i < SNDRV_CARDS && enable[i]; i++) {
|
||||
struct platform_device *device;
|
||||
if (is_isapnp_selected(i))
|
||||
continue;
|
||||
if (is_isapnp_selected(dev))
|
||||
continue;
|
||||
if (snd_audiodrive_probe(dev, NULL, NULL) >= 0)
|
||||
device = platform_device_register_simple(ES18XX_DRIVER,
|
||||
i, NULL, 0);
|
||||
if (IS_ERR(device)) {
|
||||
err = PTR_ERR(device);
|
||||
platform_driver_unregister(&snd_es18xx_nonpnp_driver);
|
||||
return err;
|
||||
}
|
||||
cards++;
|
||||
}
|
||||
/* legacy auto configured cards */
|
||||
i = snd_legacy_auto_probe(possible_ports, snd_audiodrive_probe_legacy_port);
|
||||
if (i > 0)
|
||||
cards += i;
|
||||
|
||||
#ifdef CONFIG_PNP
|
||||
/* ISA PnP cards at last */
|
||||
i = pnp_register_card_driver(&es18xx_pnpc_driver);
|
||||
if (i > 0)
|
||||
cards += i;
|
||||
|
||||
#endif
|
||||
if(!cards) {
|
||||
#ifdef CONFIG_PNP
|
||||
pnp_unregister_card_driver(&es18xx_pnpc_driver);
|
||||
#endif
|
||||
platform_driver_unregister(&snd_es18xx_nonpnp_driver);
|
||||
#ifdef MODULE
|
||||
snd_printk(KERN_ERR "ESS AudioDrive ES18xx soundcard not found or device busy\n");
|
||||
#endif
|
||||
|
|
@ -2192,14 +2240,8 @@ static int __init alsa_card_es18xx_init(void)
|
|||
|
||||
static void __exit alsa_card_es18xx_exit(void)
|
||||
{
|
||||
int idx;
|
||||
|
||||
#ifdef CONFIG_PNP
|
||||
/* PnP cards first */
|
||||
pnp_unregister_card_driver(&es18xx_pnpc_driver);
|
||||
#endif
|
||||
for(idx = 0; idx < SNDRV_CARDS; idx++)
|
||||
snd_card_free(snd_audiodrive_legacy[idx]);
|
||||
platform_driver_unregister(&snd_es18xx_nonpnp_driver);
|
||||
}
|
||||
|
||||
module_init(alsa_card_es18xx_init)
|
||||
|
|
|
|||
Loading…
Reference in a new issue