Commit cd9978f1 authored Dec 29, 2014 by Lars-Peter Clausen Committed by Takashi Iwai Dec 30, 2014

ALSA: pcm: Simplify params_period_bytes()



The hw_params struct has a parameter that contains the period size in bytes.
This can be used instead of deriving the value from other parameters. This
is similar to e.g. params_buffer_bytes()

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

parent 89827ca9

include/sound/pcm_params.h

+1 −3

Original line number	Diff line number	Diff line
		@@ -363,9 +363,7 @@ params_subformat(const struct snd_pcm_hw_params *p)
		static inline unsigned int
		params_period_bytes(const struct snd_pcm_hw_params *p)
		{
		return (params_period_size(p) *
		snd_pcm_format_physical_width(params_format(p)) *
		params_channels(p)) / 8;
		return hw_param_interval_c(p, SNDRV_PCM_HW_PARAM_PERIOD_BYTES)->min;
		}

		/**