[3/8,media] core: Don't use i2c_client->driver

Message ID	1380444666-12019-4-git-send-email-lars@metafoo.de (mailing list archive)
State	New, archived
Headers	show Return-Path: <linux-media-owner@kernel.org> From: Lars-Peter Clausen <lars@metafoo.de> To: Wolfram Sang <wsa@the-dreams.de>, David Airlie <airlied@linux.ie>, Mauro Carvalho Chehab <m.chehab@samsung.com>, Jaroslav Kysela <perex@perex.cz>, Takashi Iwai <tiwai@suse.de>, Liam Girdwood <lgirdwood@gmail.com>, Mark Brown <broonie@kernel.org> Cc: linux-kernel@vger.kernel.org, linux-i2c@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-media@vger.kernel.org, alsa-devel@alsa-project.org, Lars-Peter Clausen <lars@metafoo.de> Subject: [PATCH 3/8] [media] core: Don't use i2c_client->driver Date: Sun, 29 Sep 2013 10:51:01 +0200 Message-Id: <1380444666-12019-4-git-send-email-lars@metafoo.de> In-Reply-To: <1380444666-12019-1-git-send-email-lars@metafoo.de> References: <1380444666-12019-1-git-send-email-lars@metafoo.de> Sender: linux-media-owner@vger.kernel.org Precedence: bulk

Message ID

1380444666-12019-4-git-send-email-lars@metafoo.de (mailing list archive)

State

New, archived

Headers

From: Lars-Peter Clausen <lars@metafoo.de>
To: Wolfram Sang <wsa@the-dreams.de>, David Airlie <airlied@linux.ie>,
	Mauro Carvalho Chehab <m.chehab@samsung.com>,
	Jaroslav Kysela <perex@perex.cz>, Takashi Iwai <tiwai@suse.de>,
	Liam Girdwood <lgirdwood@gmail.com>, Mark Brown <broonie@kernel.org>
Cc: linux-kernel@vger.kernel.org, linux-i2c@vger.kernel.org,
	dri-devel@lists.freedesktop.org, linux-media@vger.kernel.org,
	alsa-devel@alsa-project.org, Lars-Peter Clausen <lars@metafoo.de>
Subject: [PATCH 3/8] [media] core: Don't use i2c_client->driver
Date: Sun, 29 Sep 2013 10:51:01 +0200
Message-Id: <1380444666-12019-4-git-send-email-lars@metafoo.de>
In-Reply-To: <1380444666-12019-1-git-send-email-lars@metafoo.de>
References: <1380444666-12019-1-git-send-email-lars@metafoo.de>
Sender: linux-media-owner@vger.kernel.org
Precedence: bulk

Commit Message

Lars-Peter Clausen Sept. 29, 2013, 8:51 a.m. UTC

The 'driver' field of the i2c_client struct is redundant and is going to be
removed. The results of the expressions 'client->driver.driver->field' and
'client->dev.driver->field' are identical, so replace all occurrences of the
former with the later.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
---
 drivers/media/v4l2-core/tuner-core.c  |  6 +++---
 drivers/media/v4l2-core/v4l2-common.c | 10 +++++-----
 include/media/v4l2-common.h           |  2 +-
 3 files changed, 9 insertions(+), 9 deletions(-)

Comments

Hans Verkuil Sept. 30, 2013, 12:49 p.m. UTC | #1

On 09/29/2013 10:51 AM, Lars-Peter Clausen wrote:
> The 'driver' field of the i2c_client struct is redundant and is going to be
> removed. The results of the expressions 'client->driver.driver->field' and
> 'client->dev.driver->field' are identical, so replace all occurrences of the
> former with the later.
> 
> Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>

Acked-by: Hans Verkuil <hans.verkuil@cisco.com>

Regards,

	Hans

> ---
>  drivers/media/v4l2-core/tuner-core.c  |  6 +++---
>  drivers/media/v4l2-core/v4l2-common.c | 10 +++++-----
>  include/media/v4l2-common.h           |  2 +-
>  3 files changed, 9 insertions(+), 9 deletions(-)
> 
> diff --git a/drivers/media/v4l2-core/tuner-core.c b/drivers/media/v4l2-core/tuner-core.c
> index ddc9379..4133af0 100644
> --- a/drivers/media/v4l2-core/tuner-core.c
> +++ b/drivers/media/v4l2-core/tuner-core.c
> @@ -43,7 +43,7 @@
>  
>  #define UNSET (-1U)
>  
> -#define PREFIX (t->i2c->driver->driver.name)
> +#define PREFIX (t->i2c->dev.driver->name)
>  
>  /*
>   * Driver modprobe parameters
> @@ -452,7 +452,7 @@ static void set_type(struct i2c_client *c, unsigned int type,
>  	}
>  
>  	tuner_dbg("%s %s I2C addr 0x%02x with type %d used for 0x%02x\n",
> -		  c->adapter->name, c->driver->driver.name, c->addr << 1, type,
> +		  c->adapter->name, c->dev.driver->name, c->addr << 1, type,
>  		  t->mode_mask);
>  	return;
>  
> @@ -556,7 +556,7 @@ static void tuner_lookup(struct i2c_adapter *adap,
>  		int mode_mask;
>  
>  		if (pos->i2c->adapter != adap ||
> -		    strcmp(pos->i2c->driver->driver.name, "tuner"))
> +		    strcmp(pos->i2c->dev.driver->name, "tuner"))
>  			continue;
>  
>  		mode_mask = pos->mode_mask;
> diff --git a/drivers/media/v4l2-core/v4l2-common.c b/drivers/media/v4l2-core/v4l2-common.c
> index 037d7a5..433d6d7 100644
> --- a/drivers/media/v4l2-core/v4l2-common.c
> +++ b/drivers/media/v4l2-core/v4l2-common.c
> @@ -236,14 +236,14 @@ void v4l2_i2c_subdev_init(struct v4l2_subdev *sd, struct i2c_client *client,
>  	v4l2_subdev_init(sd, ops);
>  	sd->flags |= V4L2_SUBDEV_FL_IS_I2C;
>  	/* the owner is the same as the i2c_client's driver owner */
> -	sd->owner = client->driver->driver.owner;
> +	sd->owner = client->dev.driver->owner;
>  	sd->dev = &client->dev;
>  	/* i2c_client and v4l2_subdev point to one another */
>  	v4l2_set_subdevdata(sd, client);
>  	i2c_set_clientdata(client, sd);
>  	/* initialize name */
>  	snprintf(sd->name, sizeof(sd->name), "%s %d-%04x",
> -		client->driver->driver.name, i2c_adapter_id(client->adapter),
> +		client->dev.driver->name, i2c_adapter_id(client->adapter),
>  		client->addr);
>  }
>  EXPORT_SYMBOL_GPL(v4l2_i2c_subdev_init);
> @@ -274,11 +274,11 @@ struct v4l2_subdev *v4l2_i2c_new_subdev_board(struct v4l2_device *v4l2_dev,
>  	   loaded. This delay-load mechanism doesn't work if other drivers
>  	   want to use the i2c device, so explicitly loading the module
>  	   is the best alternative. */
> -	if (client == NULL || client->driver == NULL)
> +	if (client == NULL || client->dev.driver == NULL)
>  		goto error;
>  
>  	/* Lock the module so we can safely get the v4l2_subdev pointer */
> -	if (!try_module_get(client->driver->driver.owner))
> +	if (!try_module_get(client->dev.driver->owner))
>  		goto error;
>  	sd = i2c_get_clientdata(client);
>  
> @@ -287,7 +287,7 @@ struct v4l2_subdev *v4l2_i2c_new_subdev_board(struct v4l2_device *v4l2_dev,
>  	if (v4l2_device_register_subdev(v4l2_dev, sd))
>  		sd = NULL;
>  	/* Decrease the module use count to match the first try_module_get. */
> -	module_put(client->driver->driver.owner);
> +	module_put(client->dev.driver->owner);
>  
>  error:
>  	/* If we have a client but no subdev, then something went wrong and
> diff --git a/include/media/v4l2-common.h b/include/media/v4l2-common.h
> index 16550c4..a707529 100644
> --- a/include/media/v4l2-common.h
> +++ b/include/media/v4l2-common.h
> @@ -35,7 +35,7 @@
>  	printk(level "%s %d-%04x: " fmt, name, i2c_adapter_id(adapter), addr , ## arg)
>  
>  #define v4l_client_printk(level, client, fmt, arg...)			    \
> -	v4l_printk(level, (client)->driver->driver.name, (client)->adapter, \
> +	v4l_printk(level, (client)->dev.driver->name, (client)->adapter, \
>  		   (client)->addr, fmt , ## arg)
>  
>  #define v4l_err(client, fmt, arg...) \
> 

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Mauro Carvalho Chehab Oct. 17, 2013, 5:45 p.m. UTC | #2

Em Sun, 29 Sep 2013 10:51:01 +0200
Lars-Peter Clausen <lars@metafoo.de> escreveu:

> The 'driver' field of the i2c_client struct is redundant and is going to be
> removed. The results of the expressions 'client->driver.driver->field' and
> 'client->dev.driver->field' are identical, so replace all occurrences of the
> former with the later.
> 
> Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>

Acked-by: Mauro Carvalho Chehab <m.chehab@samsung.com>

> ---
>  drivers/media/v4l2-core/tuner-core.c  |  6 +++---
>  drivers/media/v4l2-core/v4l2-common.c | 10 +++++-----
>  include/media/v4l2-common.h           |  2 +-
>  3 files changed, 9 insertions(+), 9 deletions(-)
> 
> diff --git a/drivers/media/v4l2-core/tuner-core.c b/drivers/media/v4l2-core/tuner-core.c
> index ddc9379..4133af0 100644
> --- a/drivers/media/v4l2-core/tuner-core.c
> +++ b/drivers/media/v4l2-core/tuner-core.c
> @@ -43,7 +43,7 @@
>  
>  #define UNSET (-1U)
>  
> -#define PREFIX (t->i2c->driver->driver.name)
> +#define PREFIX (t->i2c->dev.driver->name)
>  
>  /*
>   * Driver modprobe parameters
> @@ -452,7 +452,7 @@ static void set_type(struct i2c_client *c, unsigned int type,
>  	}
>  
>  	tuner_dbg("%s %s I2C addr 0x%02x with type %d used for 0x%02x\n",
> -		  c->adapter->name, c->driver->driver.name, c->addr << 1, type,
> +		  c->adapter->name, c->dev.driver->name, c->addr << 1, type,
>  		  t->mode_mask);
>  	return;
>  
> @@ -556,7 +556,7 @@ static void tuner_lookup(struct i2c_adapter *adap,
>  		int mode_mask;
>  
>  		if (pos->i2c->adapter != adap ||
> -		    strcmp(pos->i2c->driver->driver.name, "tuner"))
> +		    strcmp(pos->i2c->dev.driver->name, "tuner"))
>  			continue;
>  
>  		mode_mask = pos->mode_mask;
> diff --git a/drivers/media/v4l2-core/v4l2-common.c b/drivers/media/v4l2-core/v4l2-common.c
> index 037d7a5..433d6d7 100644
> --- a/drivers/media/v4l2-core/v4l2-common.c
> +++ b/drivers/media/v4l2-core/v4l2-common.c
> @@ -236,14 +236,14 @@ void v4l2_i2c_subdev_init(struct v4l2_subdev *sd, struct i2c_client *client,
>  	v4l2_subdev_init(sd, ops);
>  	sd->flags |= V4L2_SUBDEV_FL_IS_I2C;
>  	/* the owner is the same as the i2c_client's driver owner */
> -	sd->owner = client->driver->driver.owner;
> +	sd->owner = client->dev.driver->owner;
>  	sd->dev = &client->dev;
>  	/* i2c_client and v4l2_subdev point to one another */
>  	v4l2_set_subdevdata(sd, client);
>  	i2c_set_clientdata(client, sd);
>  	/* initialize name */
>  	snprintf(sd->name, sizeof(sd->name), "%s %d-%04x",
> -		client->driver->driver.name, i2c_adapter_id(client->adapter),
> +		client->dev.driver->name, i2c_adapter_id(client->adapter),
>  		client->addr);
>  }
>  EXPORT_SYMBOL_GPL(v4l2_i2c_subdev_init);
> @@ -274,11 +274,11 @@ struct v4l2_subdev *v4l2_i2c_new_subdev_board(struct v4l2_device *v4l2_dev,
>  	   loaded. This delay-load mechanism doesn't work if other drivers
>  	   want to use the i2c device, so explicitly loading the module
>  	   is the best alternative. */
> -	if (client == NULL || client->driver == NULL)
> +	if (client == NULL || client->dev.driver == NULL)
>  		goto error;
>  
>  	/* Lock the module so we can safely get the v4l2_subdev pointer */
> -	if (!try_module_get(client->driver->driver.owner))
> +	if (!try_module_get(client->dev.driver->owner))
>  		goto error;
>  	sd = i2c_get_clientdata(client);
>  
> @@ -287,7 +287,7 @@ struct v4l2_subdev *v4l2_i2c_new_subdev_board(struct v4l2_device *v4l2_dev,
>  	if (v4l2_device_register_subdev(v4l2_dev, sd))
>  		sd = NULL;
>  	/* Decrease the module use count to match the first try_module_get. */
> -	module_put(client->driver->driver.owner);
> +	module_put(client->dev.driver->owner);
>  
>  error:
>  	/* If we have a client but no subdev, then something went wrong and
> diff --git a/include/media/v4l2-common.h b/include/media/v4l2-common.h
> index 16550c4..a707529 100644
> --- a/include/media/v4l2-common.h
> +++ b/include/media/v4l2-common.h
> @@ -35,7 +35,7 @@
>  	printk(level "%s %d-%04x: " fmt, name, i2c_adapter_id(adapter), addr , ## arg)
>  
>  #define v4l_client_printk(level, client, fmt, arg...)			    \
> -	v4l_printk(level, (client)->driver->driver.name, (client)->adapter, \
> +	v4l_printk(level, (client)->dev.driver->name, (client)->adapter, \
>  		   (client)->addr, fmt , ## arg)
>  
>  #define v4l_err(client, fmt, arg...) \

diff --git a/drivers/media/v4l2-core/tuner-core.c b/drivers/media/v4l2-core/tuner-core.c
index ddc9379..4133af0 100644
--- a/drivers/media/v4l2-core/tuner-core.c
+++ b/drivers/media/v4l2-core/tuner-core.c
@@ -43,7 +43,7 @@ 
 
 #define UNSET (-1U)
 
-#define PREFIX (t->i2c->driver->driver.name)
+#define PREFIX (t->i2c->dev.driver->name)
 
 /*
  * Driver modprobe parameters
@@ -452,7 +452,7 @@  static void set_type(struct i2c_client *c, unsigned int type,
 	}
 
 	tuner_dbg("%s %s I2C addr 0x%02x with type %d used for 0x%02x\n",
-		  c->adapter->name, c->driver->driver.name, c->addr << 1, type,
+		  c->adapter->name, c->dev.driver->name, c->addr << 1, type,
 		  t->mode_mask);
 	return;
 
@@ -556,7 +556,7 @@  static void tuner_lookup(struct i2c_adapter *adap,
 		int mode_mask;
 
 		if (pos->i2c->adapter != adap ||
-		    strcmp(pos->i2c->driver->driver.name, "tuner"))
+		    strcmp(pos->i2c->dev.driver->name, "tuner"))
 			continue;
 
 		mode_mask = pos->mode_mask;
diff --git a/drivers/media/v4l2-core/v4l2-common.c b/drivers/media/v4l2-core/v4l2-common.c
index 037d7a5..433d6d7 100644
--- a/drivers/media/v4l2-core/v4l2-common.c
+++ b/drivers/media/v4l2-core/v4l2-common.c
@@ -236,14 +236,14 @@  void v4l2_i2c_subdev_init(struct v4l2_subdev *sd, struct i2c_client *client,
 	v4l2_subdev_init(sd, ops);
 	sd->flags |= V4L2_SUBDEV_FL_IS_I2C;
 	/* the owner is the same as the i2c_client's driver owner */
-	sd->owner = client->driver->driver.owner;
+	sd->owner = client->dev.driver->owner;
 	sd->dev = &client->dev;
 	/* i2c_client and v4l2_subdev point to one another */
 	v4l2_set_subdevdata(sd, client);
 	i2c_set_clientdata(client, sd);
 	/* initialize name */
 	snprintf(sd->name, sizeof(sd->name), "%s %d-%04x",
-		client->driver->driver.name, i2c_adapter_id(client->adapter),
+		client->dev.driver->name, i2c_adapter_id(client->adapter),
 		client->addr);
 }
 EXPORT_SYMBOL_GPL(v4l2_i2c_subdev_init);
@@ -274,11 +274,11 @@  struct v4l2_subdev *v4l2_i2c_new_subdev_board(struct v4l2_device *v4l2_dev,
 	   loaded. This delay-load mechanism doesn't work if other drivers
 	   want to use the i2c device, so explicitly loading the module
 	   is the best alternative. */
-	if (client == NULL || client->driver == NULL)
+	if (client == NULL || client->dev.driver == NULL)
 		goto error;
 
 	/* Lock the module so we can safely get the v4l2_subdev pointer */
-	if (!try_module_get(client->driver->driver.owner))
+	if (!try_module_get(client->dev.driver->owner))
 		goto error;
 	sd = i2c_get_clientdata(client);
 
@@ -287,7 +287,7 @@  struct v4l2_subdev *v4l2_i2c_new_subdev_board(struct v4l2_device *v4l2_dev,
 	if (v4l2_device_register_subdev(v4l2_dev, sd))
 		sd = NULL;
 	/* Decrease the module use count to match the first try_module_get. */
-	module_put(client->driver->driver.owner);
+	module_put(client->dev.driver->owner);
 
 error:
 	/* If we have a client but no subdev, then something went wrong and
diff --git a/include/media/v4l2-common.h b/include/media/v4l2-common.h
index 16550c4..a707529 100644
--- a/include/media/v4l2-common.h
+++ b/include/media/v4l2-common.h
@@ -35,7 +35,7 @@ 
 	printk(level "%s %d-%04x: " fmt, name, i2c_adapter_id(adapter), addr , ## arg)
 
 #define v4l_client_printk(level, client, fmt, arg...)			    \
-	v4l_printk(level, (client)->driver->driver.name, (client)->adapter, \
+	v4l_printk(level, (client)->dev.driver->name, (client)->adapter, \
 		   (client)->addr, fmt , ## arg)
 
 #define v4l_err(client, fmt, arg...) \

[3/8,media] core: Don't use i2c_client->driver

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