Dne 07. 11. 19 v 2:58 Curtis Malainey napsal(a):
Allows ucm to override minimum buffer level for platforms that
incorrectly report their buffer level.
Signed-off-by: Curtis Malainey <cujomalainey@xxxxxxxxxxxx>
---
include/use-case.h | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/include/use-case.h b/include/use-case.h
index 28e92d17..05628303 100644
--- a/include/use-case.h
+++ b/include/use-case.h
@@ -330,6 +330,10 @@ int snd_use_case_get_list(snd_use_case_mgr_t *uc_mgr,
* - JackType
* - Specifies whether the jack is accessed via hctl or gpio and therefore
* only carries the possible values of "gpio" or "hctl"
+ * - 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,
const char *identifier,
This is something like the BATCH flag we have in the PCM API. It would be
probably nice to add this to the PCM API, too. Takashi?
Jaroslav
--
Jaroslav Kysela <perex@xxxxxxxx>
Linux Sound Maintainer; ALSA Project; Red Hat, Inc.
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