diff options
Diffstat (limited to 'drivers/soundwire/generic_bandwidth_allocation.c')
| -rw-r--r-- | drivers/soundwire/generic_bandwidth_allocation.c | 53 |
1 files changed, 51 insertions, 2 deletions
diff --git a/drivers/soundwire/generic_bandwidth_allocation.c b/drivers/soundwire/generic_bandwidth_allocation.c index 59965f43c2fb..1cfaccf43eac 100644 --- a/drivers/soundwire/generic_bandwidth_allocation.c +++ b/drivers/soundwire/generic_bandwidth_allocation.c @@ -86,6 +86,49 @@ void sdw_compute_slave_ports(struct sdw_master_runtime *m_rt, } EXPORT_SYMBOL(sdw_compute_slave_ports); +static void sdw_compute_dp0_slave_ports(struct sdw_master_runtime *m_rt) +{ + struct sdw_bus *bus = m_rt->bus; + struct sdw_slave_runtime *s_rt; + struct sdw_port_runtime *p_rt; + + list_for_each_entry(s_rt, &m_rt->slave_rt_list, m_rt_node) { + list_for_each_entry(p_rt, &s_rt->port_list, port_node) { + sdw_fill_xport_params(&p_rt->transport_params, p_rt->num, false, + SDW_BLK_GRP_CNT_1, bus->params.col, 0, 0, 1, + bus->params.col - 1, SDW_BLK_PKG_PER_PORT, 0x0); + + sdw_fill_port_params(&p_rt->port_params, p_rt->num, bus->params.col - 1, + SDW_PORT_FLOW_MODE_ISOCH, SDW_PORT_DATA_MODE_NORMAL); + } + } +} + +static void sdw_compute_dp0_master_ports(struct sdw_master_runtime *m_rt) +{ + struct sdw_port_runtime *p_rt; + struct sdw_bus *bus = m_rt->bus; + + 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, bus->params.col, 0, 0, 1, + bus->params.col - 1, SDW_BLK_PKG_PER_PORT, 0x0); + + sdw_fill_port_params(&p_rt->port_params, p_rt->num, bus->params.col - 1, + SDW_PORT_FLOW_MODE_ISOCH, SDW_PORT_DATA_MODE_NORMAL); + } +} + +static void sdw_compute_dp0_port_params(struct sdw_bus *bus) +{ + struct sdw_master_runtime *m_rt; + + list_for_each_entry(m_rt, &bus->m_rt_list, bus_node) { + sdw_compute_dp0_master_ports(m_rt); + sdw_compute_dp0_slave_ports(m_rt); + } +} + static void sdw_compute_master_ports(struct sdw_master_runtime *m_rt, struct sdw_group_params *params, int *port_bo, int hstop) @@ -194,10 +237,11 @@ static int sdw_compute_group_params(struct sdw_bus *bus, continue; } else { /* - * Include runtimes with running (ENABLED state) and paused (DISABLED state) - * streams + * Include runtimes with running (ENABLED/PREPARED state) and + * paused (DISABLED state) streams */ if (m_rt->stream->state != SDW_STREAM_ENABLED && + m_rt->stream->state != SDW_STREAM_PREPARED && m_rt->stream->state != SDW_STREAM_DISABLED) continue; } @@ -618,6 +662,11 @@ int sdw_compute_params(struct sdw_bus *bus, struct sdw_stream_runtime *stream) if (ret < 0) return ret; + if (stream->type == SDW_STREAM_BPT) { + sdw_compute_dp0_port_params(bus); + return 0; + } + /* Compute transport and port params */ ret = sdw_compute_port_params(bus, stream); if (ret < 0) { |