static int ucc_get_tdm_tx_clk()

in fsl/qe/ucc.c [381:485]

• 103 lines of code
• 25 McCabe index (conditional complexity)

static int ucc_get_tdm_tx_clk(u32 tdm_num, enum qe_clock clock)
{
	int clock_bits = -EINVAL;

	switch (tdm_num) {
	case 0:
		switch (clock) {
		case QE_CLK4:
			clock_bits = 6;
			break;
		case QE_CLK9:
			clock_bits = 7;
			break;
		default:
			break;
		}
		break;
	case 1:
		switch (clock) {
		case QE_CLK6:
			clock_bits = 6;
			break;
		case QE_CLK11:
			clock_bits = 7;
			break;
		default:
			break;
		}
		break;
	case 2:
		switch (clock) {
		case QE_CLK8:
			clock_bits = 6;
			break;
		case QE_CLK13:
			clock_bits = 7;
			break;
		default:
			break;
		}
		break;
	case 3:
		switch (clock) {
		case QE_CLK10:
			clock_bits = 6;
			break;
		case QE_CLK15:
			clock_bits = 7;
			break;
		default:
			break;
		}
		break;
	case 4:
		switch (clock) {
		case QE_CLK12:
			clock_bits = 6;
			break;
		case QE_CLK17:
			clock_bits = 7;
			break;
		default:
			break;
		}
		break;
	case 5:
		switch (clock) {
		case QE_CLK14:
			clock_bits = 6;
			break;
		case QE_CLK19:
			clock_bits = 7;
			break;
		default:
			break;
		}
		break;
	case 6:
		switch (clock) {
		case QE_CLK16:
			clock_bits = 6;
			break;
		case QE_CLK21:
			clock_bits = 7;
			break;
		default:
			break;
		}
		break;
	case 7:
		switch (clock) {
		case QE_CLK18:
			clock_bits = 6;
			break;
		case QE_CLK3:
			clock_bits = 7;
			break;
		default:
			break;
		}
		break;
	}

	return clock_bits;
}