#include <sound/cs8427.h>
#include <sound/asoundef.h>
+static void snd_cs8427_reset(snd_i2c_device_t *cs8427);
+
MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>");
MODULE_DESCRIPTION("IEC958 (S/PDIF) receiver & transmitter by Cirrus Logic");
MODULE_LICENSE("GPL");
return res;
}
-int snd_cs8427_detect(snd_i2c_bus_t *bus, unsigned char addr)
-{
- int res;
-
- snd_i2c_lock(bus);
- res = snd_i2c_probeaddr(bus, CS8427_ADDR | (addr & 7));
- snd_i2c_unlock(bus);
- return res;
-}
-
int snd_cs8427_reg_write(snd_i2c_device_t *device, unsigned char reg, unsigned char val)
{
int err;
return 0;
}
-int snd_cs8427_reg_read(snd_i2c_device_t *device, unsigned char reg)
+static int snd_cs8427_reg_read(snd_i2c_device_t *device, unsigned char reg)
{
int err;
unsigned char buf;
static void snd_cs8427_free(snd_i2c_device_t *device)
{
- if (device->private_data)
- kfree(device->private_data);
+ kfree(device->private_data);
}
int snd_cs8427_create(snd_i2c_bus_t *bus,
* put back AES3INPUT. This workaround is described in latest
* CS8427 datasheet, otherwise TXDSERIAL will not work.
*/
-void snd_cs8427_reset(snd_i2c_device_t *cs8427)
+static void snd_cs8427_reset(snd_i2c_device_t *cs8427)
{
cs8427_t *chip;
unsigned long end_time;
module_init(alsa_cs8427_module_init)
module_exit(alsa_cs8427_module_exit)
-EXPORT_SYMBOL(snd_cs8427_detect);
EXPORT_SYMBOL(snd_cs8427_create);
EXPORT_SYMBOL(snd_cs8427_reset);
EXPORT_SYMBOL(snd_cs8427_reg_write);
-EXPORT_SYMBOL(snd_cs8427_reg_read);
EXPORT_SYMBOL(snd_cs8427_iec958_build);
EXPORT_SYMBOL(snd_cs8427_iec958_active);
EXPORT_SYMBOL(snd_cs8427_iec958_pcm);