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Commit 57bd68b8 authored by Clemens Ladisch's avatar Clemens Ladisch Committed by Jaroslav Kysela
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[ALSA] cmipci: add msbits constraint for 24-bit format 



Add a msbits constraint to the SPDIF output device to indicate that
S32_LE samples use only 24 bits for data.

Signed-off-by: default avatarClemens Ladisch <clemens@ladisch.de>
Signed-off-by: default avatarJaroslav Kysela <perex@suse.cz>
parent 8e7f00f9

sound/pci/cmipci.c

+3 −1
Original line number Diff line number Diff line
@@ -1599,8 +1599,10 @@ static int snd_cmipci_playback_spdif_open(struct snd_pcm_substream *substream) 
		return err;

	if (cm->can_ac3_hw) {

		runtime->hw = snd_cmipci_playback_spdif;

		if (cm->chip_version >= 37)

		if (cm->chip_version >= 37) {

			runtime->hw.formats |= SNDRV_PCM_FMTBIT_S32_LE;

			snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);

		}

		if (cm->chip_version == 68) {

			runtime->hw.rates |= SNDRV_PCM_RATE_88200 |

					     SNDRV_PCM_RATE_96000;