The description is directly derived from the MIPI DisCo specification.
Credits: this patch is based on an earlier internal contribution by Vinod Koul, Sanyog Kale, Shreyas Nc and Hardik Shah.
Signed-off-by: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com --- .../ABI/testing/sysfs-bus-soundwire-master | 21 +++++++++++++++++++ drivers/soundwire/sysfs.c | 1 + 2 files changed, 22 insertions(+) create mode 100644 Documentation/ABI/testing/sysfs-bus-soundwire-master
diff --git a/Documentation/ABI/testing/sysfs-bus-soundwire-master b/Documentation/ABI/testing/sysfs-bus-soundwire-master new file mode 100644 index 000000000000..69cadf31049d --- /dev/null +++ b/Documentation/ABI/testing/sysfs-bus-soundwire-master @@ -0,0 +1,21 @@ +What: /sys/bus/soundwire/devices/sdw-master-N/revision + /sys/bus/soundwire/devices/sdw-master-N/clk_stop_modes + /sys/bus/soundwire/devices/sdw-master-N/clk_freq + /sys/bus/soundwire/devices/sdw-master-N/clk_gears + /sys/bus/soundwire/devices/sdw-master-N/default_col + /sys/bus/soundwire/devices/sdw-master-N/default_frame_rate + /sys/bus/soundwire/devices/sdw-master-N/default_row + /sys/bus/soundwire/devices/sdw-master-N/dynamic_shape + /sys/bus/soundwire/devices/sdw-master-N/err_threshold + /sys/bus/soundwire/devices/sdw-master-N/max_clk_freq + +Date: May 2019 + +Contact: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com + +Description: SoundWire Master-N DisCo properties. + These properties are defined by MIPI DisCo Specification + for SoundWire. They define various properties of the Master + and are used by the bus to configure the Master. clk_stop_modes + is a bitmask for simplifications and combines the + clock-stop-mode0 and clock-stop-mode1 properties. diff --git a/drivers/soundwire/sysfs.c b/drivers/soundwire/sysfs.c index 734e2c8bc5cd..c2e5b7ad42fb 100644 --- a/drivers/soundwire/sysfs.c +++ b/drivers/soundwire/sysfs.c @@ -31,6 +31,7 @@ struct sdw_master_sysfs { * |---- clk_gears * |---- default_row * |---- default_col + * |---- default_frame_shape * |---- dynamic_shape * |---- err_threshold */