diff options
| -rw-r--r-- | drivers/soundwire/mipi_disco.c | 112 |
1 files changed, 62 insertions, 50 deletions
diff --git a/drivers/soundwire/mipi_disco.c b/drivers/soundwire/mipi_disco.c index fdeba0c3b589..95efa82dc73b 100644 --- a/drivers/soundwire/mipi_disco.c +++ b/drivers/soundwire/mipi_disco.c @@ -35,11 +35,12 @@ int sdw_master_read_prop(struct sdw_bus *bus) int nval, i; device_property_read_u32(bus->dev, - "mipi-sdw-sw-interface-revision", &prop->revision); + "mipi-sdw-sw-interface-revision", + &prop->revision); /* Find master handle */ snprintf(name, sizeof(name), - "mipi-sdw-master-%d-subproperties", bus->link_id); + "mipi-sdw-master-%d-subproperties", bus->link_id); link = device_get_named_child_node(bus->dev, name); if (!link) { @@ -56,7 +57,8 @@ int sdw_master_read_prop(struct sdw_bus *bus) prop->clk_stop_mode |= SDW_CLK_STOP_MODE1; fwnode_property_read_u32(link, - "mipi-sdw-max-clock-frequency", &prop->max_freq); + "mipi-sdw-max-clock-frequency", + &prop->max_freq); nval = fwnode_property_read_u32_array(link, "mipi-sdw-clock-frequencies-supported", NULL, 0); @@ -64,7 +66,7 @@ int sdw_master_read_prop(struct sdw_bus *bus) prop->num_freq = nval; prop->freq = devm_kcalloc(bus->dev, prop->num_freq, - sizeof(*prop->freq), GFP_KERNEL); + sizeof(*prop->freq), GFP_KERNEL); if (!prop->freq) return -ENOMEM; @@ -91,44 +93,47 @@ int sdw_master_read_prop(struct sdw_bus *bus) prop->num_clk_gears = nval; prop->clk_gears = devm_kcalloc(bus->dev, prop->num_clk_gears, - sizeof(*prop->clk_gears), GFP_KERNEL); + sizeof(*prop->clk_gears), + GFP_KERNEL); if (!prop->clk_gears) return -ENOMEM; fwnode_property_read_u32_array(link, - "mipi-sdw-supported-clock-gears", - prop->clk_gears, prop->num_clk_gears); + "mipi-sdw-supported-clock-gears", + prop->clk_gears, + prop->num_clk_gears); } fwnode_property_read_u32(link, "mipi-sdw-default-frame-rate", - &prop->default_frame_rate); + &prop->default_frame_rate); fwnode_property_read_u32(link, "mipi-sdw-default-frame-row-size", - &prop->default_row); + &prop->default_row); fwnode_property_read_u32(link, "mipi-sdw-default-frame-col-size", - &prop->default_col); + &prop->default_col); prop->dynamic_frame = fwnode_property_read_bool(link, "mipi-sdw-dynamic-frame-shape"); fwnode_property_read_u32(link, "mipi-sdw-command-error-threshold", - &prop->err_threshold); + &prop->err_threshold); return 0; } EXPORT_SYMBOL(sdw_master_read_prop); static int sdw_slave_read_dp0(struct sdw_slave *slave, - struct fwnode_handle *port, struct sdw_dp0_prop *dp0) + struct fwnode_handle *port, + struct sdw_dp0_prop *dp0) { int nval; fwnode_property_read_u32(port, "mipi-sdw-port-max-wordlength", - &dp0->max_word); + &dp0->max_word); fwnode_property_read_u32(port, "mipi-sdw-port-min-wordlength", - &dp0->min_word); + &dp0->min_word); nval = fwnode_property_read_u32_array(port, "mipi-sdw-port-wordlength-configs", NULL, 0); @@ -136,8 +141,8 @@ static int sdw_slave_read_dp0(struct sdw_slave *slave, dp0->num_words = nval; dp0->words = devm_kcalloc(&slave->dev, - dp0->num_words, sizeof(*dp0->words), - GFP_KERNEL); + dp0->num_words, sizeof(*dp0->words), + GFP_KERNEL); if (!dp0->words) return -ENOMEM; @@ -146,20 +151,21 @@ static int sdw_slave_read_dp0(struct sdw_slave *slave, dp0->words, dp0->num_words); } - dp0->flow_controlled = fwnode_property_read_bool( - port, "mipi-sdw-bra-flow-controlled"); + dp0->flow_controlled = fwnode_property_read_bool(port, + "mipi-sdw-bra-flow-controlled"); - dp0->simple_ch_prep_sm = fwnode_property_read_bool( - port, "mipi-sdw-simplified-channel-prepare-sm"); + dp0->simple_ch_prep_sm = fwnode_property_read_bool(port, + "mipi-sdw-simplified-channel-prepare-sm"); - dp0->device_interrupts = fwnode_property_read_bool( - port, "mipi-sdw-imp-def-dp0-interrupts-supported"); + dp0->device_interrupts = fwnode_property_read_bool(port, + "mipi-sdw-imp-def-dp0-interrupts-supported"); return 0; } static int sdw_slave_read_dpn(struct sdw_slave *slave, - struct sdw_dpn_prop *dpn, int count, int ports, char *type) + struct sdw_dpn_prop *dpn, int count, int ports, + char *type) { struct fwnode_handle *node; u32 bit, i = 0; @@ -173,7 +179,7 @@ static int sdw_slave_read_dpn(struct sdw_slave *slave, for_each_set_bit(bit, &addr, 32) { snprintf(name, sizeof(name), - "mipi-sdw-dp-%d-%s-subproperties", bit, type); + "mipi-sdw-dp-%d-%s-subproperties", bit, type); dpn[i].num = bit; @@ -184,9 +190,9 @@ static int sdw_slave_read_dpn(struct sdw_slave *slave, } fwnode_property_read_u32(node, "mipi-sdw-port-max-wordlength", - &dpn[i].max_word); + &dpn[i].max_word); fwnode_property_read_u32(node, "mipi-sdw-port-min-wordlength", - &dpn[i].min_word); + &dpn[i].min_word); nval = fwnode_property_read_u32_array(node, "mipi-sdw-port-wordlength-configs", NULL, 0); @@ -194,8 +200,9 @@ static int sdw_slave_read_dpn(struct sdw_slave *slave, dpn[i].num_words = nval; dpn[i].words = devm_kcalloc(&slave->dev, - dpn[i].num_words, - sizeof(*dpn[i].words), GFP_KERNEL); + dpn[i].num_words, + sizeof(*dpn[i].words), + GFP_KERNEL); if (!dpn[i].words) return -ENOMEM; @@ -205,28 +212,28 @@ static int sdw_slave_read_dpn(struct sdw_slave *slave, } fwnode_property_read_u32(node, "mipi-sdw-data-port-type", - &dpn[i].type); + &dpn[i].type); fwnode_property_read_u32(node, - "mipi-sdw-max-grouping-supported", - &dpn[i].max_grouping); + "mipi-sdw-max-grouping-supported", + &dpn[i].max_grouping); dpn[i].simple_ch_prep_sm = fwnode_property_read_bool(node, "mipi-sdw-simplified-channelprepare-sm"); fwnode_property_read_u32(node, - "mipi-sdw-port-channelprepare-timeout", - &dpn[i].ch_prep_timeout); + "mipi-sdw-port-channelprepare-timeout", + &dpn[i].ch_prep_timeout); fwnode_property_read_u32(node, "mipi-sdw-imp-def-dpn-interrupts-supported", &dpn[i].device_interrupts); fwnode_property_read_u32(node, "mipi-sdw-min-channel-number", - &dpn[i].min_ch); + &dpn[i].min_ch); fwnode_property_read_u32(node, "mipi-sdw-max-channel-number", - &dpn[i].max_ch); + &dpn[i].max_ch); nval = fwnode_property_read_u32_array(node, "mipi-sdw-channel-number-list", NULL, 0); @@ -234,7 +241,8 @@ static int sdw_slave_read_dpn(struct sdw_slave *slave, dpn[i].num_ch = nval; dpn[i].ch = devm_kcalloc(&slave->dev, dpn[i].num_ch, - sizeof(*dpn[i].ch), GFP_KERNEL); + sizeof(*dpn[i].ch), + GFP_KERNEL); if (!dpn[i].ch) return -ENOMEM; @@ -265,13 +273,13 @@ static int sdw_slave_read_dpn(struct sdw_slave *slave, "mipi-sdw-modes-supported", &dpn[i].modes); fwnode_property_read_u32(node, "mipi-sdw-max-async-buffer", - &dpn[i].max_async_buffer); + &dpn[i].max_async_buffer); dpn[i].block_pack_mode = fwnode_property_read_bool(node, "mipi-sdw-block-packing-mode"); fwnode_property_read_u32(node, "mipi-sdw-port-encoding-type", - &dpn[i].port_encoding); + &dpn[i].port_encoding); /* TODO: Read audio mode */ @@ -293,7 +301,7 @@ int sdw_slave_read_prop(struct sdw_slave *slave) int num_of_ports, nval, i, dp0 = 0; device_property_read_u32(dev, "mipi-sdw-sw-interface-revision", - &prop->mipi_revision); + &prop->mipi_revision); prop->wake_capable = device_property_read_bool(dev, "mipi-sdw-wake-up-unavailable"); @@ -311,10 +319,10 @@ int sdw_slave_read_prop(struct sdw_slave *slave) "mipi-sdw-simplified-clockstopprepare-sm-supported"); device_property_read_u32(dev, "mipi-sdw-clockstopprepare-timeout", - &prop->clk_stop_timeout); + &prop->clk_stop_timeout); device_property_read_u32(dev, "mipi-sdw-slave-channelprepare-timeout", - &prop->ch_prep_timeout); + &prop->ch_prep_timeout); device_property_read_u32(dev, "mipi-sdw-clockstopprepare-hard-reset-behavior", @@ -333,13 +341,13 @@ int sdw_slave_read_prop(struct sdw_slave *slave) "mipi-sdw-port15-read-behavior", &prop->p15_behave); device_property_read_u32(dev, "mipi-sdw-master-count", - &prop->master_count); + &prop->master_count); device_property_read_u32(dev, "mipi-sdw-source-port-list", - &prop->source_ports); + &prop->source_ports); device_property_read_u32(dev, "mipi-sdw-sink-port-list", - &prop->sink_ports); + &prop->sink_ports); /* Read dp0 properties */ port = device_get_named_child_node(dev, "mipi-sdw-dp-0-subproperties"); @@ -348,7 +356,8 @@ int sdw_slave_read_prop(struct sdw_slave *slave) } else { prop->dp0_prop = devm_kzalloc(&slave->dev, - sizeof(*prop->dp0_prop), GFP_KERNEL); + sizeof(*prop->dp0_prop), + GFP_KERNEL); if (!prop->dp0_prop) return -ENOMEM; @@ -364,23 +373,25 @@ int sdw_slave_read_prop(struct sdw_slave *slave) /* Allocate memory for set bits in port lists */ nval = hweight32(prop->source_ports); prop->src_dpn_prop = devm_kcalloc(&slave->dev, nval, - sizeof(*prop->src_dpn_prop), GFP_KERNEL); + sizeof(*prop->src_dpn_prop), + GFP_KERNEL); if (!prop->src_dpn_prop) return -ENOMEM; /* Read dpn properties for source port(s) */ sdw_slave_read_dpn(slave, prop->src_dpn_prop, nval, - prop->source_ports, "source"); + prop->source_ports, "source"); nval = hweight32(prop->sink_ports); prop->sink_dpn_prop = devm_kcalloc(&slave->dev, nval, - sizeof(*prop->sink_dpn_prop), GFP_KERNEL); + sizeof(*prop->sink_dpn_prop), + GFP_KERNEL); if (!prop->sink_dpn_prop) return -ENOMEM; /* Read dpn properties for sink port(s) */ sdw_slave_read_dpn(slave, prop->sink_dpn_prop, nval, - prop->sink_ports, "sink"); + prop->sink_ports, "sink"); /* some ports are bidirectional so check total ports by ORing */ nval = prop->source_ports | prop->sink_ports; @@ -388,7 +399,8 @@ int sdw_slave_read_prop(struct sdw_slave *slave) /* Allocate port_ready based on num_of_ports */ slave->port_ready = devm_kcalloc(&slave->dev, num_of_ports, - sizeof(*slave->port_ready), GFP_KERNEL); + sizeof(*slave->port_ready), + GFP_KERNEL); if (!slave->port_ready) return -ENOMEM; |