static int qcom_swrm_compute_params()

in qcom.c [810:867]

• 52 lines of code
• 4 McCabe index (conditional complexity)

static int qcom_swrm_compute_params(struct sdw_bus *bus)
{
	struct qcom_swrm_ctrl *ctrl = to_qcom_sdw(bus);
	struct sdw_master_runtime *m_rt;
	struct sdw_slave_runtime *s_rt;
	struct sdw_port_runtime *p_rt;
	struct qcom_swrm_port_config *pcfg;
	struct sdw_slave *slave;
	unsigned int m_port;
	int i = 1;

	list_for_each_entry(m_rt, &bus->m_rt_list, bus_node) {
		list_for_each_entry(p_rt, &m_rt->port_list, port_node) {
			pcfg = &ctrl->pconfig[p_rt->num];
			p_rt->transport_params.port_num = p_rt->num;
			if (pcfg->word_length != SWR_INVALID_PARAM) {
				sdw_fill_port_params(&p_rt->port_params,
					     p_rt->num,  pcfg->word_length + 1,
					     SDW_PORT_FLOW_MODE_ISOCH,
					     SDW_PORT_DATA_MODE_NORMAL);
			}

		}

		list_for_each_entry(s_rt, &m_rt->slave_rt_list, m_rt_node) {
			slave = s_rt->slave;
			list_for_each_entry(p_rt, &s_rt->port_list, port_node) {
				m_port = slave->m_port_map[p_rt->num];
				/* port config starts at offset 0 so -1 from actual port number */
				if (m_port)
					pcfg = &ctrl->pconfig[m_port];
				else
					pcfg = &ctrl->pconfig[i];
				p_rt->transport_params.port_num = p_rt->num;
				p_rt->transport_params.sample_interval =
					pcfg->si + 1;
				p_rt->transport_params.offset1 = pcfg->off1;
				p_rt->transport_params.offset2 = pcfg->off2;
				p_rt->transport_params.blk_pkg_mode = pcfg->bp_mode;
				p_rt->transport_params.blk_grp_ctrl = pcfg->blk_group_count;

				p_rt->transport_params.hstart = pcfg->hstart;
				p_rt->transport_params.hstop = pcfg->hstop;
				p_rt->transport_params.lane_ctrl = pcfg->lane_control;
				if (pcfg->word_length != SWR_INVALID_PARAM) {
					sdw_fill_port_params(&p_rt->port_params,
						     p_rt->num,
						     pcfg->word_length + 1,
						     SDW_PORT_FLOW_MODE_ISOCH,
						     SDW_PORT_DATA_MODE_NORMAL);
				}
				i++;
			}
		}
	}

	return 0;
}