From: Jyri Sarha Date: Thu, 31 Mar 2016 13:35:59 +0000 (+0300) Subject: ALSA: pcm: Allow 32 bit sample format in IEC958 channel status helper X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=4a462ce084d5beb92cfc68f53f88c035c82e6b59;p=linux-beck.git ALSA: pcm: Allow 32 bit sample format in IEC958 channel status helper Treat 32 bit sample width as if it was 24 bits when generating IEC958 channel status bits. On some platforms 24 sample width is problematic and to get full 24 bit precision a 32 bit format, using only the 24 most significant bits, may have to be used. Signed-off-by: Jyri Sarha Reviewed-by: Takashi Iwai Signed-off-by: Mark Brown --- diff --git a/sound/core/pcm_iec958.c b/sound/core/pcm_iec958.c index e016871a978f..5e6aed64f451 100644 --- a/sound/core/pcm_iec958.c +++ b/sound/core/pcm_iec958.c @@ -59,6 +59,7 @@ static int create_iec958_consumer(uint rate, uint sample_width, IEC958_AES4_CON_MAX_WORDLEN_24; break; case 24: + case 32: /* Assume 24-bit width for 32-bit samples. */ ws = IEC958_AES4_CON_WORDLEN_24_20 | IEC958_AES4_CON_MAX_WORDLEN_24; break;