[i2c] [PATCH] Export the i2c_bus_type symbol, standalone V1

Jean Delvare khali at linux-fr.org
Wed Jul 2 14:37:33 CEST 2008


Hi Jon,

On Tue, 01 Jul 2008 14:20:36 -0400, Jon Smirl wrote:
> Export the root of the i2c bus so that PowerPC device tree code can iterate over devices on the i2c bus.
> 
> Signed-off-by: Jon Smirl <jonsmirl at gmail.com>
> ---
> 
>  drivers/i2c/i2c-core.c |    3 ++-
>  include/linux/i2c.h    |    3 +++
>  2 files changed, 5 insertions(+), 1 deletions(-)
> 
> diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c
> index d0175f4..05866ef 100644
> --- a/drivers/i2c/i2c-core.c
> +++ b/drivers/i2c/i2c-core.c
> @@ -208,7 +208,7 @@ static struct device_attribute i2c_dev_attrs[] = {
>  	{ },
>  };
>  
> -static struct bus_type i2c_bus_type = {
> +struct bus_type i2c_bus_type = {
>  	.name		= "i2c",
>  	.dev_attrs	= i2c_dev_attrs,
>  	.match		= i2c_device_match,
> @@ -219,6 +219,7 @@ static struct bus_type i2c_bus_type = {
>  	.suspend	= i2c_device_suspend,
>  	.resume		= i2c_device_resume,
>  };
> +EXPORT_SYMBOL_GPL(i2c_bus_type);
>  
>  
>  /**
> diff --git a/include/linux/i2c.h b/include/linux/i2c.h
> index fb9af6a..186b22d 100644
> --- a/include/linux/i2c.h
> +++ b/include/linux/i2c.h
> @@ -92,6 +92,9 @@ extern s32 i2c_smbus_read_i2c_block_data(struct i2c_client * client,
>  extern s32 i2c_smbus_write_i2c_block_data(struct i2c_client * client,
>  					  u8 command, u8 length,
>  					  const u8 *values);
> +					  
> +/* Base of the i2c bus */
> +extern struct bus_type i2c_bus_type; 
>  
>  /*
>   * A driver is capable of handling one or more physical devices present on

Applied, thanks.

-- 
Jean Delvare



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