TVC_STATUS TVC_Deinit(void)
{
TVC_Disable();
TVC_PowerOff();
return TVC_STATUS_OK;
}
TVC_STATUS TVC_Init(void)
{
TV_INFO("Init Start\n");
memset(&_tvcContext, 0, sizeof(_tvcContext));
// TVC controller would NOT reset register as default values
// Do it by SW here
//
_ResetBackupedTVCRegisterValues();
#if ENABLE_TVC_INTERRUPT
if (request_irq(MT6575_TVC_IRQ_ID,
(irq_handler_t)_TVC_InterruptHandler,
IRQF_TRIGGER_LOW, "mt6575-tvc", NULL) < 0)
{
printk("[TVC][ERROR] fail to request TVC irq\n");
return TVC_STATUS_ERROR;
}
init_waitqueue_head(&_tvcContext.tvc_checkline);
TVC_PowerOn();
// Enable Interrupt
{
TVC_REG_CON CON = TVC_REG->CONTROL;
CON.CHECK_IRQ = 1;
CON.OVRUN_IRQ = 1;
OUTREG32(&TVC_REG->CONTROL, AS_UINT32(&CON));
TVC_REG->CHECK_LINE = 1;
}
TVC_PowerOff();
#endif
TV_INFO("Init End\n");
return TVC_STATUS_OK;
}