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authorKrzysztof Helt <krzysztof.h1@wp.pl>2009-11-30 07:45:47 +0100
committerTakashi Iwai <tiwai@suse.de>2009-11-30 11:26:22 +0100
commit70a5f1187bcb3fac93a7d5c5fcfc5fc76b9c3f55 (patch)
tree18e91a2cd17770d51634ceb053f014b6b1c9092b /sound/isa
parentabe6becb7c603991b925c0d2dd908e31dd6611f5 (diff)
downloadlinux-70a5f1187bcb3fac93a7d5c5fcfc5fc76b9c3f55.tar.gz
ALSA: opti-miro: separate comon probing code
Separate common probing code in order to use it for PnP probing. Signed-off-by: Krzysztof Helt <krzysztof.h1@wp.pl> Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/isa')
-rw-r--r--sound/isa/opti9xx/miro.c273
1 files changed, 147 insertions, 126 deletions
diff --git a/sound/isa/opti9xx/miro.c b/sound/isa/opti9xx/miro.c
index e374869e3e21..c67bc3cd2c65 100644
--- a/sound/isa/opti9xx/miro.c
+++ b/sound/isa/opti9xx/miro.c
@@ -1142,28 +1142,39 @@ __skip_mpu:
return 0;
}
+static int __devinit snd_miro_opti_check(struct snd_miro *chip)
+{
+ unsigned char value;
+
+ chip->res_mc_base = request_region(chip->mc_base, chip->mc_base_size,
+ "OPTi9xx MC");
+ if (chip->res_mc_base == NULL)
+ return -ENOMEM;
+
+ value = snd_miro_read(chip, OPTi9XX_MC_REG(1));
+ if (value != 0xff && value != inb(chip->mc_base + OPTi9XX_MC_REG(1)))
+ if (value == snd_miro_read(chip, OPTi9XX_MC_REG(1)))
+ return 0;
+
+ release_and_free_resource(chip->res_mc_base);
+ chip->res_mc_base = NULL;
+
+ return -ENODEV;
+}
+
static int __devinit snd_card_miro_detect(struct snd_card *card,
struct snd_miro *chip)
{
int i, err;
- unsigned char value;
for (i = OPTi9XX_HW_82C929; i <= OPTi9XX_HW_82C924; i++) {
if ((err = snd_miro_init(chip, i)) < 0)
return err;
- if ((chip->res_mc_base = request_region(chip->mc_base, chip->mc_base_size, "OPTi9xx MC")) == NULL)
- continue;
-
- value = snd_miro_read(chip, OPTi9XX_MC_REG(1));
- if ((value != 0xff) && (value != inb(chip->mc_base + 1)))
- if (value == snd_miro_read(chip, OPTi9XX_MC_REG(1)))
- return 1;
-
- release_and_free_resource(chip->res_mc_base);
- chip->res_mc_base = NULL;
-
+ err = snd_miro_opti_check(chip);
+ if (err == 0)
+ return 1;
}
return -ENODEV;
@@ -1234,151 +1245,69 @@ static void snd_card_miro_free(struct snd_card *card)
release_and_free_resource(miro->res_mc_base);
}
-static int __devinit snd_miro_match(struct device *devptr, unsigned int n)
-{
- return 1;
-}
-
-static int __devinit snd_miro_probe(struct device *devptr, unsigned int n)
+static int __devinit snd_miro_probe(struct snd_card *card)
{
- static long possible_ports[] = {0x530, 0xe80, 0xf40, 0x604, -1};
- static long possible_mpu_ports[] = {0x330, 0x300, 0x310, 0x320, -1};
- static int possible_irqs[] = {11, 9, 10, 7, -1};
- static int possible_mpu_irqs[] = {10, 5, 9, 7, -1};
- static int possible_dma1s[] = {3, 1, 0, -1};
- static int possible_dma2s[][2] = {{1,-1}, {0,-1}, {-1,-1}, {0,-1}};
-
int error;
- struct snd_miro *miro;
+ struct snd_miro *miro = card->private_data;
struct snd_wss *codec;
struct snd_timer *timer;
- struct snd_card *card;
struct snd_pcm *pcm;
struct snd_rawmidi *rmidi;
- error = snd_card_create(index, id, THIS_MODULE,
- sizeof(struct snd_miro), &card);
- if (error < 0)
- return error;
-
- card->private_free = snd_card_miro_free;
- miro = card->private_data;
-
- error = snd_card_miro_detect(card, miro);
- if (error < 0) {
- snd_card_free(card);
- snd_printk(KERN_ERR "unable to detect OPTi9xx chip\n");
- return -ENODEV;
+ if (!miro->res_mc_base) {
+ miro->res_mc_base = request_region(miro->mc_base,
+ miro->mc_base_size,
+ "miro (OPTi9xx MC)");
+ if (miro->res_mc_base == NULL) {
+ snd_printk(KERN_ERR "request for OPTI9xx MC failed\n");
+ return -ENOMEM;
+ }
}
- if ((error = snd_card_miro_aci_detect(card, miro)) < 0) {
+ error = snd_card_miro_aci_detect(card, miro);
+ if (error < 0) {
snd_card_free(card);
snd_printk(KERN_ERR "unable to detect aci chip\n");
return -ENODEV;
}
- /* init proc interface */
- snd_miro_proc_init(card, miro);
-
-
- if (! miro->res_mc_base &&
- (miro->res_mc_base = request_region(miro->mc_base, miro->mc_base_size,
- "miro (OPTi9xx MC)")) == NULL) {
- snd_card_free(card);
- snd_printk(KERN_ERR "request for OPTI9xx MC failed\n");
- return -ENOMEM;
- }
-
miro->wss_base = port;
+ miro->mpu_port = mpu_port;
miro->irq = irq;
miro->mpu_irq = mpu_irq;
miro->dma1 = dma1;
miro->dma2 = dma2;
- if (miro->wss_base == SNDRV_AUTO_PORT) {
- if ((miro->wss_base = snd_legacy_find_free_ioport(possible_ports, 4)) < 0) {
- snd_card_free(card);
- snd_printk(KERN_ERR "unable to find a free WSS port\n");
- return -EBUSY;
- }
- }
-
- if (mpu_port == SNDRV_AUTO_PORT) {
- mpu_port = snd_legacy_find_free_ioport(possible_mpu_ports, 2);
- if (mpu_port < 0) {
- snd_card_free(card);
- snd_printk(KERN_ERR "unable to find a free MPU401 port\n");
- return -EBUSY;
- }
- }
- miro->mpu_port = mpu_port;
-
- if (miro->irq == SNDRV_AUTO_IRQ) {
- if ((miro->irq = snd_legacy_find_free_irq(possible_irqs)) < 0) {
- snd_card_free(card);
- snd_printk(KERN_ERR "unable to find a free IRQ\n");
- return -EBUSY;
- }
- }
- if (miro->mpu_irq == SNDRV_AUTO_IRQ) {
- if ((miro->mpu_irq = snd_legacy_find_free_irq(possible_mpu_irqs)) < 0) {
- snd_card_free(card);
- snd_printk(KERN_ERR "unable to find a free MPU401 IRQ\n");
- return -EBUSY;
- }
- }
- if (miro->dma1 == SNDRV_AUTO_DMA) {
- if ((miro->dma1 = snd_legacy_find_free_dma(possible_dma1s)) < 0) {
- snd_card_free(card);
- snd_printk(KERN_ERR "unable to find a free DMA1\n");
- return -EBUSY;
- }
- }
- if (miro->dma2 == SNDRV_AUTO_DMA) {
- if ((miro->dma2 = snd_legacy_find_free_dma(possible_dma2s[miro->dma1 % 4])) < 0) {
- snd_card_free(card);
- snd_printk(KERN_ERR "unable to find a free DMA2\n");
- return -EBUSY;
- }
- }
+ /* init proc interface */
+ snd_miro_proc_init(card, miro);
error = snd_miro_configure(miro);
- if (error) {
- snd_card_free(card);
+ if (error)
return error;
- }
error = snd_wss_create(card, miro->wss_base + 4, -1,
- miro->irq, miro->dma1, miro->dma2,
- WSS_HW_AD1845, 0, &codec);
- if (error < 0) {
- snd_card_free(card);
+ miro->irq, miro->dma1, miro->dma2,
+ WSS_HW_DETECT, 0, &codec);
+ if (error < 0)
return error;
- }
error = snd_wss_pcm(codec, 0, &pcm);
- if (error < 0) {
- snd_card_free(card);
+ if (error < 0)
return error;
- }
+
error = snd_wss_mixer(codec);
- if (error < 0) {
- snd_card_free(card);
+ if (error < 0)
return error;
- }
+
error = snd_wss_timer(codec, 0, &timer);
- if (error < 0) {
- snd_card_free(card);
+ if (error < 0)
return error;
- }
miro->pcm = pcm;
error = snd_miro_mixer(card, miro);
- if (error < 0) {
- snd_card_free(card);
+ if (error < 0)
return error;
- }
if (miro->aci->aci_vendor == 'm') {
/* It looks like a miro sound card. */
@@ -1425,20 +1354,111 @@ static int __devinit snd_miro_probe(struct device *devptr, unsigned int n)
if (fm_port > 0 && fm_port != SNDRV_AUTO_PORT) {
struct snd_opl3 *opl3 = NULL;
struct snd_opl4 *opl4;
+
if (snd_opl4_create(card, fm_port, fm_port - 8,
2, &opl3, &opl4) < 0)
snd_printk(KERN_WARNING "no OPL4 device at 0x%lx\n",
fm_port);
}
- if ((error = snd_set_aci_init_values(miro)) < 0) {
- snd_card_free(card);
+ error = snd_set_aci_init_values(miro);
+ if (error < 0)
return error;
+
+ return snd_card_register(card);
+}
+
+static int __devinit snd_miro_isa_match(struct device *devptr, unsigned int n)
+{
+ return 1;
+}
+
+static int __devinit snd_miro_isa_probe(struct device *devptr, unsigned int n)
+{
+ static long possible_ports[] = {0x530, 0xe80, 0xf40, 0x604, -1};
+ static long possible_mpu_ports[] = {0x330, 0x300, 0x310, 0x320, -1};
+ static int possible_irqs[] = {11, 9, 10, 7, -1};
+ static int possible_mpu_irqs[] = {10, 5, 9, 7, -1};
+ static int possible_dma1s[] = {3, 1, 0, -1};
+ static int possible_dma2s[][2] = { {1, -1}, {0, -1}, {-1, -1},
+ {0, -1} };
+
+ int error;
+ struct snd_miro *miro;
+ struct snd_card *card;
+
+ error = snd_card_create(index, id, THIS_MODULE,
+ sizeof(struct snd_miro), &card);
+ if (error < 0)
+ return error;
+
+ card->private_free = snd_card_miro_free;
+ miro = card->private_data;
+
+ error = snd_card_miro_detect(card, miro);
+ if (error < 0) {
+ snd_card_free(card);
+ snd_printk(KERN_ERR "unable to detect OPTi9xx chip\n");
+ return -ENODEV;
+ }
+
+ if (port == SNDRV_AUTO_PORT) {
+ port = snd_legacy_find_free_ioport(possible_ports, 4);
+ if (port < 0) {
+ snd_card_free(card);
+ snd_printk(KERN_ERR "unable to find a free WSS port\n");
+ return -EBUSY;
+ }
+ }
+
+ if (mpu_port == SNDRV_AUTO_PORT) {
+ mpu_port = snd_legacy_find_free_ioport(possible_mpu_ports, 2);
+ if (mpu_port < 0) {
+ snd_card_free(card);
+ snd_printk(KERN_ERR
+ "unable to find a free MPU401 port\n");
+ return -EBUSY;
+ }
+ }
+
+ if (irq == SNDRV_AUTO_IRQ) {
+ irq = snd_legacy_find_free_irq(possible_irqs);
+ if (irq < 0) {
+ snd_card_free(card);
+ snd_printk(KERN_ERR "unable to find a free IRQ\n");
+ return -EBUSY;
+ }
+ }
+ if (mpu_irq == SNDRV_AUTO_IRQ) {
+ mpu_irq = snd_legacy_find_free_irq(possible_mpu_irqs);
+ if (mpu_irq < 0) {
+ snd_card_free(card);
+ snd_printk(KERN_ERR
+ "unable to find a free MPU401 IRQ\n");
+ return -EBUSY;
+ }
+ }
+ if (dma1 == SNDRV_AUTO_DMA) {
+ dma1 = snd_legacy_find_free_dma(possible_dma1s);
+ if (dma1 < 0) {
+ snd_card_free(card);
+ snd_printk(KERN_ERR "unable to find a free DMA1\n");
+ return -EBUSY;
+ }
+ }
+ if (dma2 == SNDRV_AUTO_DMA) {
+ dma2 = snd_legacy_find_free_dma(possible_dma2s[dma1 % 4]);
+ if (dma2 < 0) {
+ snd_card_free(card);
+ snd_printk(KERN_ERR "unable to find a free DMA2\n");
+ return -EBUSY;
+ }
}
snd_card_set_dev(card, devptr);
- if ((error = snd_card_register(card))) {
+ error = snd_miro_probe(card);
+ if (error < 0) {
snd_card_free(card);
return error;
}
@@ -1447,7 +1467,8 @@ static int __devinit snd_miro_probe(struct device *devptr, unsigned int n)
return 0;
}
-static int __devexit snd_miro_remove(struct device *devptr, unsigned int dev)
+static int __devexit snd_miro_isa_remove(struct device *devptr,
+ unsigned int dev)
{
snd_card_free(dev_get_drvdata(devptr));
dev_set_drvdata(devptr, NULL);
@@ -1457,9 +1478,9 @@ static int __devexit snd_miro_remove(struct device *devptr, unsigned int dev)
#define DEV_NAME "miro"
static struct isa_driver snd_miro_driver = {
- .match = snd_miro_match,
- .probe = snd_miro_probe,
- .remove = __devexit_p(snd_miro_remove),
+ .match = snd_miro_isa_match,
+ .probe = snd_miro_isa_probe,
+ .remove = __devexit_p(snd_miro_isa_remove),
/* FIXME: suspend/resume */
.driver = {
.name = DEV_NAME