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ucm: docs: Add MinBufferLevel value

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Allows ucm to override minimum buffer level for platforms that
incorrectly report their buffer level.

Signed-off-by: Curtis Malainey <cujomalainey@chromium.org>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
This commit is contained in:
Curtis Malainey 2019-11-06 17:58:02 -08:00 • committed by Jaroslav Kysela
parent eab3835c36
commit 35e737f2ec
1 changed files with 4 additions and 0 deletions
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4
include/use-case.h
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@ -328,6 +328,10 @@ int snd_use_case_get_list(snd_use_case_mgr_t *uc_mgr,
* trick upper software layers to e.g. automatically mute speakers when * trick upper software layers to e.g. automatically mute speakers when
* headphones are plugged in, but that's application policy * headphones are plugged in, but that's application policy
* configuration that doesn't belong to UCM configuration files. * configuration that doesn't belong to UCM configuration files.
* - MinBufferLevel
* - This is used on platform where reported buffer level is not accurate.
* E.g. "512", which holds 512 samples in device buffer. Note: this will
* increase latency.
*/ */
int snd_use_case_get(snd_use_case_mgr_t *uc_mgr, int snd_use_case_get(snd_use_case_mgr_t *uc_mgr,
const char *identifier, const char *identifier,