From: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Date: Tue, 6 Aug 2019 00:55:15 +0000 (-0500)
Subject: soundwire: add new mclk_freq field for properties
X-Git-Tag: for-linus-2019-09-27~37^2~16
X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=82fc8d06501a0694bfb1ada8ba69372cbc297fb9;p=linux-2.6-block.git

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>
---

diff --git a/include/linux/soundwire/sdw.h b/include/linux/soundwire/sdw.h
index 28b5ab0d868c..131d49ef1cb4 100644
--- a/include/linux/soundwire/sdw.h
+++ b/include/linux/soundwire/sdw.h
@@ -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);