linux-kernel - [PATCH 4/4] soundwire: intel_ace2.x: add support for DOAISE property

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Date: Mon, 29 Apr 2024 00:43:21 +0000
From: Bard Liao <yung-chuan.liao@...ux.intel.com>
To: linux-sound@...r.kernel.org,
	vkoul@...nel.org
Cc: vinod.koul@...aro.org,
	linux-kernel@...r.kernel.org,
	pierre-louis.bossart@...ux.intel.com,
	bard.liao@...el.com
Subject: [PATCH 4/4] soundwire: intel_ace2.x: add support for DOAISE property

From: Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>

Extend previous patches with the DOAISE field and property.

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>
Signed-off-by: Bard Liao <yung-chuan.liao@...ux.intel.com>
---
 drivers/soundwire/intel.h           | 1 +
 drivers/soundwire/intel_ace2x.c     | 3 +++
 drivers/soundwire/intel_auxdevice.c | 7 ++++++-
 3 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/drivers/soundwire/intel.h b/drivers/soundwire/intel.h
index f58860f192f9..b68e74c294e7 100644
--- a/drivers/soundwire/intel.h
+++ b/drivers/soundwire/intel.h
@@ -59,6 +59,7 @@ struct sdw_intel {
 };
 
 struct sdw_intel_prop {
+	u16 doaise;
 	u16 doais;
 	u16 dodse;
 	u16 dods;
diff --git a/drivers/soundwire/intel_ace2x.c b/drivers/soundwire/intel_ace2x.c
index a07fd4a79f00..8b1b6ad420cf 100644
--- a/drivers/soundwire/intel_ace2x.c
+++ b/drivers/soundwire/intel_ace2x.c
@@ -27,17 +27,20 @@ static void intel_shim_vs_init(struct sdw_intel *sdw)
 	void __iomem *shim_vs = sdw->link_res->shim_vs;
 	struct sdw_bus *bus = &sdw->cdns.bus;
 	struct sdw_intel_prop *intel_prop;
+	u16 doaise;
 	u16 doais;
 	u16 dodse;
 	u16 dods;
 	u16 act;
 
 	intel_prop = bus->vendor_specific_prop;
+	doaise = intel_prop->doaise;
 	doais = intel_prop->doais;
 	dodse = intel_prop->dodse;
 	dods = intel_prop->dods;
 
 	act = intel_readw(shim_vs, SDW_SHIM2_INTEL_VS_ACTMCTL);
+	u16p_replace_bits(&act, doaise, SDW_SHIM2_INTEL_VS_ACTMCTL_DOAISE);
 	u16p_replace_bits(&act, doais, SDW_SHIM2_INTEL_VS_ACTMCTL_DOAIS);
 	u16p_replace_bits(&act, dodse, SDW_SHIM2_INTEL_VS_ACTMCTL_DODSE);
 	u16p_replace_bits(&act, dods, SDW_SHIM2_INTEL_VS_ACTMCTL_DODS);
diff --git a/drivers/soundwire/intel_auxdevice.c b/drivers/soundwire/intel_auxdevice.c
index 7310441050b1..17cf27e6ea73 100644
--- a/drivers/soundwire/intel_auxdevice.c
+++ b/drivers/soundwire/intel_auxdevice.c
@@ -159,10 +159,14 @@ static int sdw_master_read_intel_prop(struct sdw_bus *bus)
 		return -ENOMEM;
 
 	/* initialize with hardware defaults, in case the properties are not found */
+	intel_prop->doaise = 0x1;
 	intel_prop->doais = 0x3;
 	intel_prop->dodse  = 0x0;
 	intel_prop->dods  = 0x1;
 
+	fwnode_property_read_u16(link,
+				 "intel-sdw-doaise",
+				 &intel_prop->doaise);
 	fwnode_property_read_u16(link,
 				 "intel-sdw-doais",
 				 &intel_prop->doais);
@@ -174,7 +178,8 @@ static int sdw_master_read_intel_prop(struct sdw_bus *bus)
 				 &intel_prop->dods);
 	bus->vendor_specific_prop = intel_prop;
 
-	dev_dbg(bus->dev, "doais %#x dodse %#x dods %#x\n",
+	dev_dbg(bus->dev, "doaise %#x doais %#x dodse %#x dods %#x\n",
+		intel_prop->doaise,
 		intel_prop->doais,
 		intel_prop->dodse,
 		intel_prop->dods);
-- 
2.34.1