diff options
Diffstat (limited to 'include/linux/soundwire')
| -rw-r--r-- | include/linux/soundwire/sdw.h | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/include/linux/soundwire/sdw.h b/include/linux/soundwire/sdw.h index 962971e6a9c7..df313913e856 100644 --- a/include/linux/soundwire/sdw.h +++ b/include/linux/soundwire/sdw.h @@ -678,6 +678,9 @@ struct sdw_master_ops { * @defer_msg: Defer message * @clk_stop_timeout: Clock stop timeout computed * @bank_switch_timeout: Bank switch timeout computed + * @multi_link: Store bus property that indicates if multi links + * are supported. This flag is populated by drivers after reading + * appropriate firmware (ACPI/DT). */ struct sdw_bus { struct device *dev; @@ -694,6 +697,7 @@ struct sdw_bus { struct sdw_defer defer_msg; unsigned int clk_stop_timeout; u32 bank_switch_timeout; + bool multi_link; }; int sdw_add_bus_master(struct sdw_bus *bus); @@ -768,14 +772,18 @@ struct sdw_stream_params { * @params: Stream parameters * @state: Current state of the stream * @type: Stream type PCM or PDM - * @m_rt: Master runtime + * @master_list: List of Master runtime(s) in this stream. + * master_list can contain only one m_rt per Master instance + * for a stream + * @m_rt_count: Count of Master runtime(s) in this stream */ struct sdw_stream_runtime { char *name; struct sdw_stream_params params; enum sdw_stream_state state; enum sdw_stream_type type; - struct sdw_master_runtime *m_rt; + struct list_head master_list; + int m_rt_count; }; struct sdw_stream_runtime *sdw_alloc_stream(char *stream_name); |