Commit 82fc8d06 authored Aug 05, 2019 by Pierre-Louis Bossart Committed by Vinod Koul Aug 21, 2019

soundwire: add new mclk_freq field for properties

To help pass platform-specific values, add a new field that can either
be set by the Master driver or read from firmware (BIOS/DT).

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20190806005522.22642-11-pierre-louis.bossart@linux.intel.com

Signed-off-by: Vinod Koul <vkoul@kernel.org>

parent 3a0be1a6

include/linux/soundwire/sdw.h

+2 −0

Original line number	Diff line number	Diff line
		@@ -379,6 +379,7 @@ struct sdw_slave_prop {
		* @dynamic_frame: Dynamic frame shape supported
		* @err_threshold: Number of times that software may retry sending a single
		* command
		* @mclk_freq: clock reference passed to SoundWire Master, in Hz.
		*/
		struct sdw_master_prop {
		u32 revision;
		@@ -393,6 +394,7 @@ struct sdw_master_prop {
		u32 default_col;
		bool dynamic_frame;
		u32 err_threshold;
		u32 mclk_freq;
		};

		int sdw_master_read_prop(struct sdw_bus *bus);