On Thu, 25 Feb 2010 19:02:38 +0530, Sriramakrishnan wrote:
> The platform data structure defined in pca953x header file
> includes references to i2c data structures. Unless the i2c.h
> file is included ahead of pca953x.h, compiler warning would
> be generated wherever pca953x header file is included. Added
> i2c.h to the pca953x.h itself to remove this dependency.
>
> Also included conditional compile macros to guard against
> multiple inclusion.
>
> Signed-off-by: Sriramakrishnan <srk@xxxxxx>
> ---
> include/linux/i2c/pca953x.h | 6 ++++++
> 1 files changed, 6 insertions(+), 0 deletions(-)
>
> diff --git a/include/linux/i2c/pca953x.h b/include/linux/i2c/pca953x.h
> index 81736d6..1284a2d 100644
> --- a/include/linux/i2c/pca953x.h
> +++ b/include/linux/i2c/pca953x.h
> @@ -1,3 +1,8 @@
> +#ifndef __LINUX_PCA953X_H
> +#define __LINUX_PCA953X_H
> +
> +#include <linux/i2c.h>
> +
> /* platform data for the PCA9539 16-bit I/O expander driver */
>
> struct pca953x_platform_data {
> @@ -17,3 +22,4 @@ struct pca953x_platform_data {
> void *context);
> char **names;
> };
> +#endif
Olof Johansson already sent a patch fixing this:
http://lkml.org/lkml/2010/1/5/327
Andrew Morton accepted this patch so it should go to Linus during the
next merge window (that is, within the next 2 weeks.)
--
Jean Delvare
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