linux-kernel - [RFC PATCH 2/9] soundwire: rename dev_to_sdw

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Date:   Mon, 16 Sep 2019 16:23:35 -0500
From:   Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>
To:     alsa-devel@...a-project.org
Cc:     linux-kernel@...r.kernel.org, tiwai@...e.de, broonie@...nel.org,
        vkoul@...nel.org, gregkh@...uxfoundation.org, jank@...ence.com,
        srinivas.kandagatla@...aro.org, slawomir.blauciak@...el.com,
        Bard liao <yung-chuan.liao@...ux.intel.com>,
        Rander Wang <rander.wang@...ux.intel.com>,
        Ranjani Sridharan <ranjani.sridharan@...ux.intel.com>,
        Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Sanyog Kale <sanyog.r.kale@...el.com>
Subject: [RFC PATCH 2/9] soundwire: rename dev_to_sdw_dev macro

Since we want to introduce master devices, rename macro so that we
have consistency between slave and master device access, following the
Grey Bus example.

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>
---
 drivers/base/regmap/regmap-sdw.c | 4 ++--
 drivers/soundwire/bus.c          | 2 +-
 drivers/soundwire/bus_type.c     | 9 +++++----
 drivers/soundwire/slave.c        | 2 +-
 include/linux/soundwire/sdw.h    | 3 ++-
 5 files changed, 11 insertions(+), 9 deletions(-)

diff --git a/drivers/base/regmap/regmap-sdw.c b/drivers/base/regmap/regmap-sdw.c
index 50a66382d87d..d1fc0c22180a 100644
--- a/drivers/base/regmap/regmap-sdw.c
+++ b/drivers/base/regmap/regmap-sdw.c
@@ -10,7 +10,7 @@
 static int regmap_sdw_write(void *context, unsigned int reg, unsigned int val)
 {
 	struct device *dev = context;
-	struct sdw_slave *slave = dev_to_sdw_dev(dev);
+	struct sdw_slave *slave = to_sdw_slave_device(dev);
 
 	return sdw_write(slave, reg, val);
 }
@@ -18,7 +18,7 @@ static int regmap_sdw_write(void *context, unsigned int reg, unsigned int val)
 static int regmap_sdw_read(void *context, unsigned int reg, unsigned int *val)
 {
 	struct device *dev = context;
-	struct sdw_slave *slave = dev_to_sdw_dev(dev);
+	struct sdw_slave *slave = to_sdw_slave_device(dev);
 	int read;
 
 	read = sdw_read(slave, reg);
diff --git a/drivers/soundwire/bus.c b/drivers/soundwire/bus.c
index fc53dbe57f85..2f44ed34bd0c 100644
--- a/drivers/soundwire/bus.c
+++ b/drivers/soundwire/bus.c
@@ -110,7 +110,7 @@ EXPORT_SYMBOL(sdw_add_bus_master);
 
 static int sdw_delete_slave(struct device *dev, void *data)
 {
-	struct sdw_slave *slave = dev_to_sdw_dev(dev);
+	struct sdw_slave *slave = to_sdw_slave_device(dev);
 	struct sdw_bus *bus = slave->bus;
 
 	sdw_slave_debugfs_exit(slave);
diff --git a/drivers/soundwire/bus_type.c b/drivers/soundwire/bus_type.c
index 370b94752662..071605ca01fa 100644
--- a/drivers/soundwire/bus_type.c
+++ b/drivers/soundwire/bus_type.c
@@ -33,7 +33,7 @@ sdw_get_device_id(struct sdw_slave *slave, struct sdw_driver *drv)
 
 static int sdw_bus_match(struct device *dev, struct device_driver *ddrv)
 {
-	struct sdw_slave *slave = dev_to_sdw_dev(dev);
+	struct sdw_slave *slave = to_sdw_slave_device(dev);
 	struct sdw_driver *drv = drv_to_sdw_slave_driver(ddrv);
 
 	return !!sdw_get_device_id(slave, drv);
@@ -69,7 +69,7 @@ EXPORT_SYMBOL_GPL(sdw_bus_type);
 
 static int sdw_drv_probe(struct device *dev)
 {
-	struct sdw_slave *slave = dev_to_sdw_dev(dev);
+	struct sdw_slave *slave = to_sdw_slave_device(dev);
 	struct sdw_driver *drv = drv_to_sdw_slave_driver(dev->driver);
 	const struct sdw_device_id *id;
 	int ret;
@@ -115,8 +115,9 @@ static int sdw_drv_probe(struct device *dev)
 
 static int sdw_drv_remove(struct device *dev)
 {
-	struct sdw_slave *slave = dev_to_sdw_dev(dev);
+	struct sdw_slave *slave = to_sdw_slave_device(dev);
 	struct sdw_driver *drv = drv_to_sdw_slave_driver(dev->driver);
+
 	int ret = 0;
 
 	if (drv->remove)
@@ -129,7 +130,7 @@ static int sdw_drv_remove(struct device *dev)
 
 static void sdw_drv_shutdown(struct device *dev)
 {
-	struct sdw_slave *slave = dev_to_sdw_dev(dev);
+	struct sdw_slave *slave = to_sdw_slave_device(dev);
 	struct sdw_driver *drv = drv_to_sdw_slave_driver(dev->driver);
 
 	if (drv->shutdown)
diff --git a/drivers/soundwire/slave.c b/drivers/soundwire/slave.c
index 48a63ca130d2..40e41796a499 100644
--- a/drivers/soundwire/slave.c
+++ b/drivers/soundwire/slave.c
@@ -9,7 +9,7 @@
 
 static void sdw_slave_release(struct device *dev)
 {
-	struct sdw_slave *slave = dev_to_sdw_dev(dev);
+	struct sdw_slave *slave = to_sdw_slave_device(dev);
 
 	kfree(slave);
 }
diff --git a/include/linux/soundwire/sdw.h b/include/linux/soundwire/sdw.h
index 688b40e65c89..f004de91ce24 100644
--- a/include/linux/soundwire/sdw.h
+++ b/include/linux/soundwire/sdw.h
@@ -561,7 +561,8 @@ struct sdw_slave {
 	u16 dev_num;
 };
 
-#define dev_to_sdw_dev(_dev) container_of(_dev, struct sdw_slave, dev)
+#define to_sdw_slave_device(d) \
+	container_of(d, struct sdw_slave, dev)
 
 struct sdw_driver {
 	const char *name;
-- 
2.20.1