[PATCH V2 1/8] soundwire: export sdw_compute_slave_ports() function

Vijendar Mukunda
2023-02-13T09:39:55Z

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
---
drivers/soundwire/bus.h | 9 +++++++++
drivers/soundwire/generic_bandwidth_allocation.c | 12 +++---------
2 files changed, 12 insertions(+), 9 deletions(-)

diff --git a/drivers/soundwire/bus.h b/drivers/soundwire/bus.h
index 96927a143796..0ea0412842c5 100644
--- 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);
@@ -212,5 +219,7 @@ 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 f7c66083a4dd..39543048baa7 100644
--- a/drivers/soundwire/generic_bandwidth_allocation.c
+++ b/drivers/soundwire/generic_bandwidth_allocation.c
@@ -28,15 +28,8 @@ 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;
@@ -85,6 +78,7 @@ 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,
--
2.34.1