int init_zion_audio_proc(void)
{
zion_params_t *zion_params;
int ret;
/* get ZION parameters */
zion_params = find_zion(0);
if(zion_params == NULL)
{
return -ENODEV;
}
/* Check Fireball */
if((zion_params->revision & 0xF000) == 0xF000)
{
PINFO("This is fireball! ZION AudioProc cannot be used!!\n");
return 0;
}
/* register fuctions for operation */
zion_params->zion_operations[ZION_AUDIO_PROC]=&zion_audio_proc_fops;
/* enable interruption */
ret = zion_enable_mbus_interrupt(zion_params, AudioProc_Int, zion_audio_proc_event);
if(ret)
{
PERROR("registering interruption failed.\n");
return -EINVAL;
}
PINFO("ZION Audio Proc module Installed.\n");
return 0;
}
/***************************************************************************
* init_zion_dmaif
**************************************************************************/
int
init_zion_dmaif(void)
{
zion_params_t *zion_params;
int ret, i;
/* get ZION parameters */
zion_params = find_zion(0);
if (zion_params == NULL)
{
return -ENODEV;
}
/* Check Fireball */
if((zion_params->revision & 0xF000) == 0xF000)
{
PINFO("This is fireball! ZION DMA IF cannot be used!!\n");
return 0;
}
/* register fuctions for operation */
for (i = 0; i < ZION_EDMA_PORT; i++)
{
zion_params->zion_operations[ZION_DMAIF + i] = &zion_dmaif_port_fops;
}
/* Set Private Data Area */
zion_params->zion_private[ZION_DMAIF] = kmalloc(sizeof(zion_dmaif_params_t), GFP_KERNEL);
if (ZION_DMAIF_PARAM(zion_params) == NULL)
{
PERROR ("Can't get enough space for private data.\n");
return -ENOMEM;
}
initialize_zion_dmaif_private_space(ZION_DMAIF_PARAM (zion_params));
#ifndef NEO_DEBUG
PINFO("ZION DMAIF(EDMA) module ver. %d.%d Installed.\n",
DMAIF_MAJORVER, DMAIF_MINORVER);
#else /* NEO_DEBUG */
PINFO("ZION DMAIF(EDMA) module ver. %d.%d-DEBUG Installed.\n",
DMAIF_MAJORVER, DMAIF_MINORVER);
#endif /* !NEO_DEBUG */
/* enable interruption */
mbus_writew(ZION_MBUS_DMASEL_ENB, MBUS_ADDR(zion_params, ZION_MBUS_IOSEL)); /* DMA select */
ret = zion_enable_mbus_interrupt(zion_params, Dmaif_Int, zion_dmaif_event);
if (ret)
{
PERROR ("registering interruption failed.\n");
return -EINVAL;
}
mbus_writew(ZION_MBUS_INTGB_MPU1ENB, MBUS_ADDR(zion_params, ZION_MBUS_INTGEN_B)); /* INT Gen B Enable */
return 0;
}
