linux-kernel - Re: [PATCH 02/14] soundwire: rename dev_to_sdw

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Date:   Sun, 3 Nov 2019 10:58:01 +0530
From:   Vinod Koul <vkoul@...nel.org>
To:     Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>,
        broonie@...nel.org
Cc:     alsa-devel@...a-project.org, linux-kernel@...r.kernel.org,
        tiwai@...e.de, 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>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Sanyog Kale <sanyog.r.kale@...el.com>
Subject: Re: [PATCH 02/14] soundwire: rename dev_to_sdw_dev macro

On 23-10-19, 16:28, Pierre-Louis Bossart wrote:
> 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 ++--

This needs Mark's ACK

>  drivers/soundwire/bus.c          |  2 +-
>  drivers/soundwire/bus_type.c     | 11 ++++++-----
>  drivers/soundwire/slave.c        |  2 +-
>  include/linux/soundwire/sdw.h    |  3 ++-
>  5 files changed, 12 insertions(+), 10 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 be5d437058ed..4b22ee996a65 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..c0585bcc8a41 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);
> @@ -49,7 +49,7 @@ int sdw_slave_modalias(const struct sdw_slave *slave, char *buf, size_t size)
>  
>  static int sdw_uevent(struct device *dev, struct kobj_uevent_env *env)
>  {
> -	struct sdw_slave *slave = dev_to_sdw_dev(dev);
> +	struct sdw_slave *slave = to_sdw_slave_device(dev);
>  	char modalias[32];
>  
>  	sdw_slave_modalias(slave, modalias, sizeof(modalias));
> @@ -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 19919975bb6d..48a513680db6 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 0c4e59dfaca3..d6e5a0e42819 100644
> --- a/include/linux/soundwire/sdw.h
> +++ b/include/linux/soundwire/sdw.h
> @@ -570,7 +570,8 @@ struct sdw_slave {
>  	struct completion enumeration_complete;
>  };
>  
> -#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

-- 
~Vinod