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path: root/sound/isa/ad1816a/ad1816a_lib.c
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Diffstat (limited to 'sound/isa/ad1816a/ad1816a_lib.c')
-rw-r--r--sound/isa/ad1816a/ad1816a_lib.c74
1 files changed, 45 insertions, 29 deletions
diff --git a/sound/isa/ad1816a/ad1816a_lib.c b/sound/isa/ad1816a/ad1816a_lib.c
index 4b8dfe2e3dc..f0fd98e695e 100644
--- a/sound/isa/ad1816a/ad1816a_lib.c
+++ b/sound/isa/ad1816a/ad1816a_lib.c
@@ -37,7 +37,7 @@ static inline int snd_ad1816a_busy_wait(struct snd_ad1816a *chip)
if (inb(AD1816A_REG(AD1816A_CHIP_STATUS)) & AD1816A_READY)
return 0;
- snd_printk("chip busy.\n");
+ snd_printk(KERN_WARNING "chip busy.\n");
return -EBUSY;
}
@@ -196,7 +196,7 @@ static int snd_ad1816a_trigger(struct snd_ad1816a *chip, unsigned char what,
spin_unlock(&chip->lock);
break;
default:
- snd_printk("invalid trigger mode 0x%x.\n", what);
+ snd_printk(KERN_WARNING "invalid trigger mode 0x%x.\n", what);
error = -EINVAL;
}
@@ -377,7 +377,6 @@ static struct snd_pcm_hardware snd_ad1816a_capture = {
.fifo_size = 0,
};
-#if 0 /* not used now */
static int snd_ad1816a_timer_close(struct snd_timer *timer)
{
struct snd_ad1816a *chip = snd_timer_chip(timer);
@@ -394,7 +393,8 @@ static int snd_ad1816a_timer_open(struct snd_timer *timer)
static unsigned long snd_ad1816a_timer_resolution(struct snd_timer *timer)
{
- snd_assert(timer != NULL, return 0);
+ if (snd_BUG_ON(!timer))
+ return 0;
return 10000;
}
@@ -441,8 +441,6 @@ static struct snd_timer_hardware snd_ad1816a_timer_table = {
.start = snd_ad1816a_timer_start,
.stop = snd_ad1816a_timer_stop,
};
-#endif /* not used now */
-
static int snd_ad1816a_playback_open(struct snd_pcm_substream *substream)
{
@@ -493,7 +491,7 @@ static int snd_ad1816a_capture_close(struct snd_pcm_substream *substream)
}
-static void __devinit snd_ad1816a_init(struct snd_ad1816a *chip)
+static void snd_ad1816a_init(struct snd_ad1816a *chip)
{
unsigned long flags;
@@ -513,7 +511,33 @@ static void __devinit snd_ad1816a_init(struct snd_ad1816a *chip)
spin_unlock_irqrestore(&chip->lock, flags);
}
-static int __devinit snd_ad1816a_probe(struct snd_ad1816a *chip)
+#ifdef CONFIG_PM
+void snd_ad1816a_suspend(struct snd_ad1816a *chip)
+{
+ int reg;
+ unsigned long flags;
+
+ snd_pcm_suspend_all(chip->pcm);
+ spin_lock_irqsave(&chip->lock, flags);
+ for (reg = 0; reg < 48; reg++)
+ chip->image[reg] = snd_ad1816a_read(chip, reg);
+ spin_unlock_irqrestore(&chip->lock, flags);
+}
+
+void snd_ad1816a_resume(struct snd_ad1816a *chip)
+{
+ int reg;
+ unsigned long flags;
+
+ snd_ad1816a_init(chip);
+ spin_lock_irqsave(&chip->lock, flags);
+ for (reg = 0; reg < 48; reg++)
+ snd_ad1816a_write(chip, reg, chip->image[reg]);
+ spin_unlock_irqrestore(&chip->lock, flags);
+}
+#endif
+
+static int snd_ad1816a_probe(struct snd_ad1816a *chip)
{
unsigned long flags;
@@ -550,7 +574,6 @@ static int snd_ad1816a_free(struct snd_ad1816a *chip)
snd_dma_disable(chip->dma2);
free_dma(chip->dma2);
}
- kfree(chip);
return 0;
}
@@ -560,34 +583,28 @@ static int snd_ad1816a_dev_free(struct snd_device *device)
return snd_ad1816a_free(chip);
}
-static const char __devinit *snd_ad1816a_chip_id(struct snd_ad1816a *chip)
+static const char *snd_ad1816a_chip_id(struct snd_ad1816a *chip)
{
switch (chip->hardware) {
case AD1816A_HW_AD1816A: return "AD1816A";
case AD1816A_HW_AD1815: return "AD1815";
case AD1816A_HW_AD18MAX10: return "AD18max10";
default:
- snd_printk("Unknown chip version %d:%d.\n",
+ snd_printk(KERN_WARNING "Unknown chip version %d:%d.\n",
chip->version, chip->hardware);
return "AD1816A - unknown";
}
}
-int __devinit snd_ad1816a_create(struct snd_card *card,
- unsigned long port, int irq, int dma1, int dma2,
- struct snd_ad1816a **rchip)
+int snd_ad1816a_create(struct snd_card *card,
+ unsigned long port, int irq, int dma1, int dma2,
+ struct snd_ad1816a *chip)
{
static struct snd_device_ops ops = {
.dev_free = snd_ad1816a_dev_free,
};
int error;
- struct snd_ad1816a *chip;
- *rchip = NULL;
-
- chip = kzalloc(sizeof(*chip), GFP_KERNEL);
- if (chip == NULL)
- return -ENOMEM;
chip->irq = -1;
chip->dma1 = -1;
chip->dma2 = -1;
@@ -597,7 +614,7 @@ int __devinit snd_ad1816a_create(struct snd_card *card,
snd_ad1816a_free(chip);
return -EBUSY;
}
- if (request_irq(irq, snd_ad1816a_interrupt, IRQF_DISABLED, "AD1816A", (void *) chip)) {
+ if (request_irq(irq, snd_ad1816a_interrupt, 0, "AD1816A", (void *) chip)) {
snd_printk(KERN_ERR "ad1816a: can't grab IRQ %d\n", irq);
snd_ad1816a_free(chip);
return -EBUSY;
@@ -633,7 +650,6 @@ int __devinit snd_ad1816a_create(struct snd_card *card,
return error;
}
- *rchip = chip;
return 0;
}
@@ -659,7 +675,7 @@ static struct snd_pcm_ops snd_ad1816a_capture_ops = {
.pointer = snd_ad1816a_capture_pointer,
};
-int __devinit snd_ad1816a_pcm(struct snd_ad1816a *chip, int device, struct snd_pcm **rpcm)
+int snd_ad1816a_pcm(struct snd_ad1816a *chip, int device, struct snd_pcm **rpcm)
{
int error;
struct snd_pcm *pcm;
@@ -686,8 +702,8 @@ int __devinit snd_ad1816a_pcm(struct snd_ad1816a *chip, int device, struct snd_p
return 0;
}
-#if 0 /* not used now */
-int __devinit snd_ad1816a_timer(struct snd_ad1816a *chip, int device, struct snd_timer **rtimer)
+int snd_ad1816a_timer(struct snd_ad1816a *chip, int device,
+ struct snd_timer **rtimer)
{
struct snd_timer *timer;
struct snd_timer_id tid;
@@ -708,7 +724,6 @@ int __devinit snd_ad1816a_timer(struct snd_ad1816a *chip, int device, struct snd
*rtimer = timer;
return 0;
}
-#endif /* not used now */
/*
*
@@ -909,7 +924,7 @@ static const DECLARE_TLV_DB_SCALE(db_scale_6bit, -9450, 150, 0);
static const DECLARE_TLV_DB_SCALE(db_scale_5bit_12db_max, -3450, 150, 0);
static const DECLARE_TLV_DB_SCALE(db_scale_rec_gain, 0, 150, 0);
-static struct snd_kcontrol_new snd_ad1816a_controls[] __devinitdata = {
+static struct snd_kcontrol_new snd_ad1816a_controls[] = {
AD1816A_DOUBLE("Master Playback Switch", AD1816A_MASTER_ATT, 15, 7, 1, 1),
AD1816A_DOUBLE_TLV("Master Playback Volume", AD1816A_MASTER_ATT, 8, 0, 31, 1,
db_scale_5bit),
@@ -955,13 +970,14 @@ AD1816A_SINGLE("3D Control - Switch", AD1816A_3D_PHAT_CTRL, 15, 1, 1),
AD1816A_SINGLE("3D Control - Level", AD1816A_3D_PHAT_CTRL, 0, 15, 0),
};
-int __devinit snd_ad1816a_mixer(struct snd_ad1816a *chip)
+int snd_ad1816a_mixer(struct snd_ad1816a *chip)
{
struct snd_card *card;
unsigned int idx;
int err;
- snd_assert(chip != NULL && chip->card != NULL, return -EINVAL);
+ if (snd_BUG_ON(!chip || !chip->card))
+ return -EINVAL;
card = chip->card;
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-10 06:39:24 +0000