[alsa-devel] [PATCH v3 1/2] ALSA: Add params_set_format helper

Takashi Iwai tiwai at suse.de
Mon Feb 9 11:50:27 CET 2015


At Mon,  9 Feb 2015 00:18:11 -0800,
yang.a.fang at intel.com wrote:
> 
> From: "Fang, Yang A" <yang.a.fang at intel.com>
> 
> Add a helper to set pcm format directly from params
> 
> Signed-off-by: Fang, Yang A <yang.a.fang at intel.com>

Mark, feel free to take my ack when you apply these patches.
  Reviewed-by: Takashi Iwai <tiwai at suse.de>

thanks,

Takashi

> ---
>  include/sound/pcm_params.h |    7 +++++++
>  1 file changed, 7 insertions(+)
> 
> diff --git a/include/sound/pcm_params.h b/include/sound/pcm_params.h
> index 6b1c78f..f41a2d7 100644
> --- a/include/sound/pcm_params.h
> +++ b/include/sound/pcm_params.h
> @@ -366,4 +366,11 @@ params_physical_width(const struct snd_pcm_hw_params *p)
>  	return snd_pcm_format_physical_width(params_format(p));
>  }
>  
> +static inline void
> +params_set_format(struct snd_pcm_hw_params *p, snd_pcm_format_t fmt)
> +{
> +	snd_mask_set(hw_param_mask(p, SNDRV_PCM_HW_PARAM_FORMAT),
> +		(__force int)fmt);
> +}
> +
>  #endif /* __SOUND_PCM_PARAMS_H */
> -- 
> 1.7.9.5
> 


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