static void __init lasi_led_init()

in lasi.c [106:138]

• 26 lines of code
• 12 McCabe index (conditional complexity)

static void __init lasi_led_init(unsigned long lasi_hpa)
{
	unsigned long datareg;

	switch (CPU_HVERSION) {
	/* Gecko machines have only one single LED, which can be permanently 
	   turned on by writing a zero into the power control register. */ 
	case 0x600:		/* Gecko (712/60) */
	case 0x601:		/* Gecko (712/80) */
	case 0x602:		/* Gecko (712/100) */
	case 0x603:		/* Anole 64 (743/64) */
	case 0x604:		/* Anole 100 (743/100) */
	case 0x605:		/* Gecko (712/120) */
		datareg = lasi_hpa + 0x0000C000;
		gsc_writeb(0, datareg);
		return; /* no need to register the LED interrupt-function */  

	/* Mirage and Electra machines need special offsets */
	case 0x60A:		/* Mirage Jr (715/64) */
	case 0x60B:		/* Mirage 100 */
	case 0x60C:		/* Mirage 100+ */
	case 0x60D:		/* Electra 100 */
	case 0x60E:		/* Electra 120 */
		datareg = lasi_hpa - 0x00020000;
		break;

	default:
		datareg = lasi_hpa + 0x0000C000;
		break;
	}

	register_led_driver(DISPLAY_MODEL_LASI, LED_CMD_REG_NONE, datareg);
}