static int __init SMC37c669_xlate_drq()

in kernel/smc37c669.c [2298:2325]

• 21 lines of code
• 8 McCabe index (conditional complexity)

static int __init SMC37c669_xlate_drq ( int drq )
{
    int i, translated_drq = -1;

    if ( SMC37c669_IS_DEVICE_DRQ( drq ) ) {
/*
** We are translating a device DMA channel to an ISA DMA channel
*/
    	for ( i = 0; ( SMC37c669_drq_table[i].device_drq != -1 ) || ( SMC37c669_drq_table[i].isa_drq != -1 ); i++ ) {
	    if ( drq == SMC37c669_drq_table[i].device_drq ) {
	    	translated_drq = SMC37c669_drq_table[i].isa_drq;
		break;
	    }
	}
    }
    else {
/*
** We are translating an ISA DMA channel to a device DMA channel
*/
    	for ( i = 0; ( SMC37c669_drq_table[i].isa_drq != -1 ) || ( SMC37c669_drq_table[i].device_drq != -1 ); i++ ) {
	    if ( drq == SMC37c669_drq_table[i].isa_drq ) {
	    	translated_drq = SMC37c669_drq_table[i].device_drq;
		break;
	    }
	}
    }
    return translated_drq;
}