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path: root/drivers/soundwire/bus.h
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Diffstat (limited to 'drivers/soundwire/bus.h')
-rw-r--r--drivers/soundwire/bus.h24
1 files changed, 22 insertions, 2 deletions
diff --git a/drivers/soundwire/bus.h b/drivers/soundwire/bus.h
index 3048ca153f22..cb482da914da 100644
--- a/drivers/soundwire/bus.h
+++ b/drivers/soundwire/bus.h
@@ -15,9 +15,26 @@ static inline int sdw_acpi_find_slaves(struct sdw_bus *bus)
}
#endif
+int sdw_of_find_slaves(struct sdw_bus *bus);
void sdw_extract_slave_id(struct sdw_bus *bus,
u64 addr, struct sdw_slave_id *id);
+#ifdef CONFIG_DEBUG_FS
+void sdw_bus_debugfs_init(struct sdw_bus *bus);
+void sdw_bus_debugfs_exit(struct sdw_bus *bus);
+void sdw_slave_debugfs_init(struct sdw_slave *slave);
+void sdw_slave_debugfs_exit(struct sdw_slave *slave);
+void sdw_debugfs_init(void);
+void sdw_debugfs_exit(void);
+#else
+static inline void sdw_bus_debugfs_init(struct sdw_bus *bus) {}
+static inline void sdw_bus_debugfs_exit(struct sdw_bus *bus) {}
+static inline void sdw_slave_debugfs_init(struct sdw_slave *slave) {}
+static inline void sdw_slave_debugfs_exit(struct sdw_slave *slave) {}
+static inline void sdw_debugfs_init(void) {}
+static inline void sdw_debugfs_exit(void) {}
+#endif
+
enum {
SDW_MSG_FLAG_READ = 0,
SDW_MSG_FLAG_WRITE,
@@ -49,8 +66,11 @@ struct sdw_msg {
#define SDW_DOUBLE_RATE_FACTOR 2
-extern int rows[SDW_FRAME_ROWS];
-extern int cols[SDW_FRAME_COLS];
+extern int sdw_rows[SDW_FRAME_ROWS];
+extern int sdw_cols[SDW_FRAME_COLS];
+
+int sdw_find_row_index(int row);
+int sdw_find_col_index(int col);
/**
* sdw_port_runtime: Runtime port parameters for Master or Slave