soundwire: export sdw_compute_slave_ports() function

Export sdw_compute_slave_ports() function to use it in another
soundwire manager module.
Move sdw_transport_data structure to bus header file to export
sdw_compute_slave_ports() function.

Signed-off-by: Vijendar Mukunda <Vijendar.Mukunda@amd.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/lkml/20230201165944.3169125-1-Vijendar.Mukunda@amd.com
Link: https://lore.kernel.org/r/20230321050901.115439-2-Vijendar.Mukunda@amd.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>

diff --git a/drivers/soundwire/bus.h b/drivers/soundwire/bus.h
index f0a59e5df631cea3f4d779e06b5f28db31fb70dd..fda6b24ac2da99c4de6e22db5a58b83c47d2f414 100644 (file)
--- a/drivers/soundwire/bus.h
+++ b/drivers/soundwire/bus.h
@@ -144,6 +144,13 @@ struct sdw_master_runtime {
        struct list_head bus_node;
 };
 
+struct sdw_transport_data {
+       int hstart;
+       int hstop;
+       int block_offset;
+       int sub_block_offset;
+};
+
 struct sdw_dpn_prop *sdw_get_slave_dpn_prop(struct sdw_slave *slave,
                                            enum sdw_data_direction direction,
                                            unsigned int port_num);
@@ -201,5 +208,7 @@ int sdw_bwrite_no_pm_unlocked(struct sdw_bus *bus, u16 dev_num, u32 addr, u8 val
 
 void sdw_clear_slave_status(struct sdw_bus *bus, u32 request);
 int sdw_slave_modalias(const struct sdw_slave *slave, char *buf, size_t size);
+void sdw_compute_slave_ports(struct sdw_master_runtime *m_rt,
+                            struct sdw_transport_data *t_data);
 
 #endif /* __SDW_BUS_H */

diff --git a/drivers/soundwire/generic_bandwidth_allocation.c b/drivers/soundwire/generic_bandwidth_allocation.c
index ea3e8ef408e476f9e823c3e7642fe1eb0233d383..325c475b6a66dd2e950b77712a7dbeb4f9535076 100644 (file)
--- a/drivers/soundwire/generic_bandwidth_allocation.c
+++ b/drivers/soundwire/generic_bandwidth_allocation.c
@@ -29,15 +29,8 @@ struct sdw_group {
        unsigned int *rates;
 };
 
-struct sdw_transport_data {
-       int hstart;
-       int hstop;
-       int block_offset;
-       int sub_block_offset;
-};
-
-static void sdw_compute_slave_ports(struct sdw_master_runtime *m_rt,
-                                   struct sdw_transport_data *t_data)
+void sdw_compute_slave_ports(struct sdw_master_runtime *m_rt,
+                            struct sdw_transport_data *t_data)
 {
        struct sdw_slave_runtime *s_rt = NULL;
        struct sdw_port_runtime *p_rt;
@@ -86,6 +79,7 @@ static void sdw_compute_slave_ports(struct sdw_master_runtime *m_rt,
                }
        }
 }
+EXPORT_SYMBOL(sdw_compute_slave_ports);
 
 static void sdw_compute_master_ports(struct sdw_master_runtime *m_rt,
                                     struct sdw_group_params *params,