static void sdw_compute_master_ports()

in generic_bandwidth_allocation.c [89:140]

• 42 lines of code
• 3 McCabe index (conditional complexity)

static void sdw_compute_master_ports(struct sdw_master_runtime *m_rt,
				     struct sdw_group_params *params,
				     int port_bo, int hstop)
{
	struct sdw_transport_data t_data = {0};
	struct sdw_port_runtime *p_rt;
	struct sdw_bus *bus = m_rt->bus;
	struct sdw_bus_params *b_params = &bus->params;
	int sample_int, hstart = 0;
	unsigned int rate, bps, ch;

	rate = m_rt->stream->params.rate;
	bps = m_rt->stream->params.bps;
	ch = m_rt->ch_count;
	sample_int = (bus->params.curr_dr_freq / rate);

	if (rate != params->rate)
		return;

	t_data.hstop = hstop;
	hstart = hstop - params->hwidth + 1;
	t_data.hstart = hstart;

	list_for_each_entry(p_rt, &m_rt->port_list, port_node) {

		sdw_fill_xport_params(&p_rt->transport_params, p_rt->num,
				      false, SDW_BLK_GRP_CNT_1, sample_int,
				      port_bo, port_bo >> 8, hstart, hstop,
				      SDW_BLK_PKG_PER_PORT, 0x0);

		sdw_fill_port_params(&p_rt->port_params,
				     p_rt->num, bps,
				     SDW_PORT_FLOW_MODE_ISOCH,
				     b_params->m_data_mode);

		/* Check for first entry */
		if (!(p_rt == list_first_entry(&m_rt->port_list,
					       struct sdw_port_runtime,
					       port_node))) {
			port_bo += bps * ch;
			continue;
		}

		t_data.hstart = hstart;
		t_data.hstop = hstop;
		t_data.block_offset = port_bo;
		t_data.sub_block_offset = 0;
		port_bo += bps * ch;
	}

	sdw_compute_slave_ports(m_rt, &t_data);
}