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Permit to PCM plug configuration to specify unchanged parameters. Added support for RT signals to async interface. Added ops for PCM mix.

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This commit is contained in:
Abramo Bagnara 2001-07-07 15:53:20 +00:00
parent a5b77b03f6
commit fcd164e622
15 changed files with 492 additions and 158 deletions
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2
src/pcm/pcm_alaw.c
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@ -440,7 +440,7 @@ int _snd_pcm_alaw_open(snd_pcm_t **pcmp, const char *name,
return -EINVAL;
}
err = snd_pcm_slave_conf(root, slave, &sconf, 1,
SND_PCM_HW_PARAM_FORMAT, 1, &sformat);
SND_PCM_HW_PARAM_FORMAT, SCONF_MANDATORY, &sformat);
if (err < 0)
return err;
if (snd_pcm_format_linear(sformat) != 1 &&