From: Mark Brown Date: Thu, 19 Nov 2009 11:36:10 +0000 (+0000) Subject: ASoC: Add BCLK calculation utility for TDM mode too X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=c0fa59df7214e546f8a37bc677867ac7b67b5c93;p=linux-beck.git ASoC: Add BCLK calculation utility for TDM mode too Acked-by: Liam Girdwood Signed-off-by: Mark Brown --- diff --git a/include/sound/soc.h b/include/sound/soc.h index 13b117aac5d9..0d7718f9280d 100644 --- a/include/sound/soc.h +++ b/include/sound/soc.h @@ -230,6 +230,7 @@ int snd_soc_new_pcms(struct snd_soc_device *socdev, int idx, const char *xid); /* Utility functions to get clock rates from various things */ int snd_soc_calc_frame_size(int sample_size, int channels, int tdm_slots); int snd_soc_params_to_frame_size(struct snd_pcm_hw_params *params); +int snd_soc_calc_bclk(int fs, int sample_size, int channels, int tdm_slots); int snd_soc_params_to_bclk(struct snd_pcm_hw_params *parms); /* set runtime hw params */ diff --git a/sound/soc/soc-utils.c b/sound/soc/soc-utils.c index b16aaaeb0aab..1d07b931f3d8 100644 --- a/sound/soc/soc-utils.c +++ b/sound/soc/soc-utils.c @@ -54,6 +54,12 @@ int snd_soc_params_to_frame_size(struct snd_pcm_hw_params *params) } EXPORT_SYMBOL_GPL(snd_soc_params_to_frame_size); +int snd_soc_calc_bclk(int fs, int sample_size, int channels, int tdm_slots) +{ + return fs * snd_soc_calc_frame_size(sample_size, channels, tdm_slots); +} +EXPORT_SYMBOL_GPL(snd_soc_calc_bclk); + int snd_soc_params_to_bclk(struct snd_pcm_hw_params *params) { int ret;