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-rw-r--r--sound/i2c/other/ak4113.c19
-rw-r--r--sound/i2c/other/ak4114.c30
-rw-r--r--sound/i2c/other/ak4117.c10
-rw-r--r--sound/i2c/other/ak4xxx-adda.c2
4 files changed, 47 insertions, 14 deletions
diff --git a/sound/i2c/other/ak4113.c b/sound/i2c/other/ak4113.c
index c6bba99a90b2..88844881cbff 100644
--- a/sound/i2c/other/ak4113.c
+++ b/sound/i2c/other/ak4113.c
@@ -89,6 +89,7 @@ int snd_ak4113_create(struct snd_card *card, ak4113_read_t *read,
chip->private_data = private_data;
INIT_DELAYED_WORK(&chip->work, ak4113_stats);
atomic_set(&chip->wq_processing, 0);
+ mutex_init(&chip->reinit_mutex);
for (reg = 0; reg < AK4113_WRITABLE_REGS ; reg++)
chip->regmap[reg] = pgm[reg];
@@ -141,7 +142,9 @@ void snd_ak4113_reinit(struct ak4113 *chip)
{
if (atomic_inc_return(&chip->wq_processing) == 1)
cancel_delayed_work_sync(&chip->work);
+ mutex_lock(&chip->reinit_mutex);
ak4113_init_regs(chip);
+ mutex_unlock(&chip->reinit_mutex);
/* bring up statistics / event queing */
if (atomic_dec_and_test(&chip->wq_processing))
schedule_delayed_work(&chip->work, HZ / 10);
@@ -636,3 +639,19 @@ static void ak4113_stats(struct work_struct *work)
if (atomic_dec_and_test(&chip->wq_processing))
schedule_delayed_work(&chip->work, HZ / 10);
}
+
+#ifdef CONFIG_PM
+void snd_ak4113_suspend(struct ak4113 *chip)
+{
+ atomic_inc(&chip->wq_processing); /* don't schedule new work */
+ cancel_delayed_work_sync(&chip->work);
+}
+EXPORT_SYMBOL(snd_ak4113_suspend);
+
+void snd_ak4113_resume(struct ak4113 *chip)
+{
+ atomic_dec(&chip->wq_processing);
+ snd_ak4113_reinit(chip);
+}
+EXPORT_SYMBOL(snd_ak4113_resume);
+#endif
diff --git a/sound/i2c/other/ak4114.c b/sound/i2c/other/ak4114.c
index b70e6eccbd03..5a4cf3fab4ae 100644
--- a/sound/i2c/other/ak4114.c
+++ b/sound/i2c/other/ak4114.c
@@ -100,6 +100,7 @@ int snd_ak4114_create(struct snd_card *card,
chip->private_data = private_data;
INIT_DELAYED_WORK(&chip->work, ak4114_stats);
atomic_set(&chip->wq_processing, 0);
+ mutex_init(&chip->reinit_mutex);
for (reg = 0; reg < 6; reg++)
chip->regmap[reg] = pgm[reg];
@@ -122,6 +123,7 @@ int snd_ak4114_create(struct snd_card *card,
snd_ak4114_free(chip);
return err < 0 ? err : -EIO;
}
+EXPORT_SYMBOL(snd_ak4114_create);
void snd_ak4114_reg_write(struct ak4114 *chip, unsigned char reg, unsigned char mask, unsigned char val)
{
@@ -131,6 +133,7 @@ void snd_ak4114_reg_write(struct ak4114 *chip, unsigned char reg, unsigned char
reg_write(chip, reg,
(chip->txcsb[reg-AK4114_REG_TXCSB0] & ~mask) | val);
}
+EXPORT_SYMBOL(snd_ak4114_reg_write);
static void ak4114_init_regs(struct ak4114 *chip)
{
@@ -154,11 +157,14 @@ void snd_ak4114_reinit(struct ak4114 *chip)
{
if (atomic_inc_return(&chip->wq_processing) == 1)
cancel_delayed_work_sync(&chip->work);
+ mutex_lock(&chip->reinit_mutex);
ak4114_init_regs(chip);
+ mutex_unlock(&chip->reinit_mutex);
/* bring up statistics / event queing */
if (atomic_dec_and_test(&chip->wq_processing))
schedule_delayed_work(&chip->work, HZ / 10);
}
+EXPORT_SYMBOL(snd_ak4114_reinit);
static unsigned int external_rate(unsigned char rcs1)
{
@@ -503,6 +509,7 @@ int snd_ak4114_build(struct ak4114 *ak4114,
schedule_delayed_work(&ak4114->work, HZ / 10);
return 0;
}
+EXPORT_SYMBOL(snd_ak4114_build);
/* notify kcontrols if any parameters are changed */
static void ak4114_notify(struct ak4114 *ak4114,
@@ -558,6 +565,7 @@ int snd_ak4114_external_rate(struct ak4114 *ak4114)
rcs1 = reg_read(ak4114, AK4114_REG_RCS1);
return external_rate(rcs1);
}
+EXPORT_SYMBOL(snd_ak4114_external_rate);
int snd_ak4114_check_rate_and_errors(struct ak4114 *ak4114, unsigned int flags)
{
@@ -605,6 +613,7 @@ int snd_ak4114_check_rate_and_errors(struct ak4114 *ak4114, unsigned int flags)
}
return res;
}
+EXPORT_SYMBOL(snd_ak4114_check_rate_and_errors);
static void ak4114_stats(struct work_struct *work)
{
@@ -616,9 +625,18 @@ static void ak4114_stats(struct work_struct *work)
schedule_delayed_work(&chip->work, HZ / 10);
}
-EXPORT_SYMBOL(snd_ak4114_create);
-EXPORT_SYMBOL(snd_ak4114_reg_write);
-EXPORT_SYMBOL(snd_ak4114_reinit);
-EXPORT_SYMBOL(snd_ak4114_build);
-EXPORT_SYMBOL(snd_ak4114_external_rate);
-EXPORT_SYMBOL(snd_ak4114_check_rate_and_errors);
+#ifdef CONFIG_PM
+void snd_ak4114_suspend(struct ak4114 *chip)
+{
+ atomic_inc(&chip->wq_processing); /* don't schedule new work */
+ cancel_delayed_work_sync(&chip->work);
+}
+EXPORT_SYMBOL(snd_ak4114_suspend);
+
+void snd_ak4114_resume(struct ak4114 *chip)
+{
+ atomic_dec(&chip->wq_processing);
+ snd_ak4114_reinit(chip);
+}
+EXPORT_SYMBOL(snd_ak4114_resume);
+#endif
diff --git a/sound/i2c/other/ak4117.c b/sound/i2c/other/ak4117.c
index 88452e899bd9..48848909a5a9 100644
--- a/sound/i2c/other/ak4117.c
+++ b/sound/i2c/other/ak4117.c
@@ -91,9 +91,7 @@ int snd_ak4117_create(struct snd_card *card, ak4117_read_t *read, ak4117_write_t
chip->read = read;
chip->write = write;
chip->private_data = private_data;
- init_timer(&chip->timer);
- chip->timer.data = (unsigned long)chip;
- chip->timer.function = snd_ak4117_timer;
+ setup_timer(&chip->timer, snd_ak4117_timer, (unsigned long)chip);
for (reg = 0; reg < 5; reg++)
chip->regmap[reg] = pgm[reg];
@@ -139,8 +137,7 @@ void snd_ak4117_reinit(struct ak4117 *chip)
/* release powerdown, everything is initialized now */
reg_write(chip, AK4117_REG_PWRDN, old | AK4117_RST | AK4117_PWN);
chip->init = 0;
- chip->timer.expires = 1 + jiffies;
- add_timer(&chip->timer);
+ mod_timer(&chip->timer, 1 + jiffies);
}
static unsigned int external_rate(unsigned char rcs1)
@@ -540,8 +537,7 @@ static void snd_ak4117_timer(unsigned long data)
if (chip->init)
return;
snd_ak4117_check_rate_and_errors(chip, 0);
- chip->timer.expires = 1 + jiffies;
- add_timer(&chip->timer);
+ mod_timer(&chip->timer, 1 + jiffies);
}
EXPORT_SYMBOL(snd_ak4117_create);
diff --git a/sound/i2c/other/ak4xxx-adda.c b/sound/i2c/other/ak4xxx-adda.c
index 67dbfde837ab..c65731088aa2 100644
--- a/sound/i2c/other/ak4xxx-adda.c
+++ b/sound/i2c/other/ak4xxx-adda.c
@@ -21,7 +21,7 @@
*
*/
-#include <asm/io.h>
+#include <linux/io.h>
#include <linux/delay.h>
#include <linux/interrupt.h>
#include <linux/init.h>
generated by cgit v1.2.3 (git 2.39.1) at 2025-04-26 18:31:49 +0000