[alsa-devel] [PATCH 5/7] ALSA: hda: add default value for max_inflight_bytes

Subhransu S. Prusty subhransu.s.prusty at intel.com
Fri Sep 30 14:43:28 CEST 2016


From: Pierre-Louis Bossart <pierre-louis.bossart at linux.intel.com>

set value to 128 bytes for legacy HDAudio, can be overridden
as needed (on a per-stream basis) for enhanced hardware with
more buffering capabilities

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart at linux.intel.com>
Signed-off-by: Subhransu S. Prusty <subhransu.s.prusty at intel.com>
---
 sound/pci/hda/hda_controller.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/sound/pci/hda/hda_controller.c b/sound/pci/hda/hda_controller.c
index 2ad3b44..922d7b9 100644
--- a/sound/pci/hda/hda_controller.c
+++ b/sound/pci/hda/hda_controller.c
@@ -587,6 +587,7 @@ static struct snd_pcm_hardware azx_pcm_hw = {
 	.periods_min =		2,
 	.periods_max =		AZX_MAX_FRAG,
 	.fifo_size =		0,
+	.max_inflight_bytes = 128 /* default value for all legacy HDAudio controllers, override as needed */
 };
 
 static int azx_pcm_open(struct snd_pcm_substream *substream)
-- 
1.9.1



More information about the Alsa-devel mailing list