[alsa-devel] [PATCH] topology: Include <linux/types.h> in API header file

[Subhransu S. Prusty]

On Fri, Nov 06, 2015 at 02:57:17PM +0000, Liam Girdwood wrote:
> On Fri, 2015-11-06 at 15:40 +0100, Takashi Iwai wrote:
> > On Fri, 06 Nov 2015 15:37:27 +0100,
> > Liam Girdwood wrote:
> > > 
> > > 
> > > >From 568f769269122e90fceee605a98a1a526db2b3d4 Mon Sep 17 00:00:00 2001
> > > From: Liam Girdwood <liam.r.girdwood at linux.intel.com>
> > > Date: Fri, 6 Nov 2015 14:30:36 +0000
> > > Subject: [PATCH] topology: remove little endian type from userspace header.
> > > 
> > > Use a generic unsigned long long for formats instead of an ABI endian
> > > specific __le64 type.
> > 
> > Or use uint64_t instead.  This is the standard definition of 64bit
> > integer.  I thought we already include stdint.h somewhere, but you can
> > included it there again to be sure, too.
> > 
> 
> I didn't see stdint.h so used unsigned long long on the first patch. The
> patch below fixes this though :-
> 
> From 52d3023e482ac856692bf27819d97d9a037a055b Mon Sep 17 00:00:00 2001
> From: Liam Girdwood <liam.r.girdwood at linux.intel.com>
> Date: Fri, 6 Nov 2015 14:30:36 +0000
> Subject: [PATCH] topology: remove little endian type from userspace header.
> 
> Use a generic uint64_t for formats instead of an ABI endian specific
> __le64 type.

Tested and it works fine.

> 
> Signed-off-by: Liam Girdwood <liam.r.girdwood at linux.intel.com>
> ---
>  include/topology.h | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
> 
> diff --git a/include/topology.h b/include/topology.h
> index b631871..993537c 100644
> --- a/include/topology.h
> +++ b/include/topology.h
> @@ -21,6 +21,8 @@
>  #ifndef __ALSA_TOPOLOGY_H
>  #define __ALSA_TOPOLOGY_H
>  
> +#include <stdint.h>
> +
>  #ifdef __cplusplus
>  extern "C" {
>  #endif
> @@ -665,7 +667,7 @@ struct snd_tplg_stream_template {
>   */
>  struct snd_tplg_stream_caps_template {
>  	const char *name;	/*!< name of the stream caps */
> -	__le64 formats;	/*!< supported formats SNDRV_PCM_FMTBIT_* */
> +	uint64_t formats;	/*!< supported formats SNDRV_PCM_FMTBIT_* */
>  	unsigned int rates;	/*!< supported rates SNDRV_PCM_RATE_* */
>  	unsigned int rate_min;	/*!< min rate */
>  	unsigned int rate_max;	/*!< max rate */
> -- 
> 2.5.0
> 
> 

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