* Generic i2c interface for ALSA
*
* (c) 1998 Gerd Knorr <kraxel@cs.tu-berlin.de>
- * Modified for the ALSA driver by Jaroslav Kysela <perex@suse.cz>
+ * Modified for the ALSA driver by Jaroslav Kysela <perex@perex.cz>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
*
*/
-#include <sound/driver.h>
#include <linux/init.h>
#include <linux/slab.h>
#include <linux/string.h>
#include <sound/core.h>
#include <sound/i2c.h>
-MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>");
+MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
MODULE_DESCRIPTION("Generic i2c interface for ALSA");
MODULE_LICENSE("GPL");
struct snd_i2c_bus *slave;
struct snd_i2c_device *device;
- snd_assert(bus != NULL, return -EINVAL);
+ if (snd_BUG_ON(!bus))
+ return -EINVAL;
while (!list_empty(&bus->devices)) {
device = snd_i2c_device(bus->devices.next);
snd_i2c_device_free(device);
return 0;
}
+EXPORT_SYMBOL(snd_i2c_bus_create);
+
int snd_i2c_device_create(struct snd_i2c_bus *bus, const char *name,
unsigned char addr, struct snd_i2c_device **rdevice)
{
struct snd_i2c_device *device;
*rdevice = NULL;
- snd_assert(bus != NULL, return -EINVAL);
+ if (snd_BUG_ON(!bus))
+ return -EINVAL;
device = kzalloc(sizeof(*device), GFP_KERNEL);
if (device == NULL)
return -ENOMEM;
return 0;
}
+EXPORT_SYMBOL(snd_i2c_device_create);
+
int snd_i2c_device_free(struct snd_i2c_device *device)
{
if (device->bus)
return 0;
}
+EXPORT_SYMBOL(snd_i2c_device_free);
+
int snd_i2c_sendbytes(struct snd_i2c_device *device, unsigned char *bytes, int count)
{
return device->bus->ops->sendbytes(device, bytes, count);
}
+EXPORT_SYMBOL(snd_i2c_sendbytes);
int snd_i2c_readbytes(struct snd_i2c_device *device, unsigned char *bytes, int count)
{
return device->bus->ops->readbytes(device, bytes, count);
}
+EXPORT_SYMBOL(snd_i2c_readbytes);
+
int snd_i2c_probeaddr(struct snd_i2c_bus *bus, unsigned short addr)
{
return bus->ops->probeaddr(bus, addr);
}
+EXPORT_SYMBOL(snd_i2c_probeaddr);
+
/*
* bit-operations
*/
return err;
}
-EXPORT_SYMBOL(snd_i2c_bus_create);
-EXPORT_SYMBOL(snd_i2c_device_create);
-EXPORT_SYMBOL(snd_i2c_device_free);
-EXPORT_SYMBOL(snd_i2c_sendbytes);
-EXPORT_SYMBOL(snd_i2c_readbytes);
-EXPORT_SYMBOL(snd_i2c_probeaddr);
static int __init alsa_i2c_init(void)
{