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From 05145d1edb32797031ee750afd61d5408fdb2475 Mon Sep 17 00:00:00 2001
From: Sebastien Guiriec <s-guiriec@ti.com>
Date: Tue, 27 Jul 2010 17:53:38 +0100
Subject: [PATCH 31/60] ASoC: McPDM: Change McPDM FIFO threshold
commit 63e032fb6ebac764f5c8a4b754bcde0b8fb9003b upstream
Increase FIFO threshold to 4 to improve audio performance.
McPDM FIFO threshold must match ATC iteration number when
ABE is in use to ensure proper synchronization.
Change-Id: I45bd70d9d2f5d7a8971504336b389eea322c4a20
Signed-off-by: Sebastien Guiriec <s-guiriec@ti.com>
Signed-off-by: Margarita Olaya Cabrera <magi.olaya@ti.com>
Integrated-by: Jingdong Lu <jingdong.lu@windriver.com>
---
sound/soc/omap/omap-mcpdm.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/sound/soc/omap/omap-mcpdm.c b/sound/soc/omap/omap-mcpdm.c
index 7259a55..cb093fd 100644
--- a/sound/soc/omap/omap-mcpdm.c
+++ b/sound/soc/omap/omap-mcpdm.c
@@ -72,13 +72,13 @@ static struct omap_mcpdm_link omap_mcpdm_links[] = {
/* downlink */
{
.irq_mask = MCPDM_DN_IRQ_EMPTY | MCPDM_DN_IRQ_FULL,
- .threshold = 1,
+ .threshold = 2,
.format = PDMOUTFORMAT_LJUST,
},
/* uplink */
{
.irq_mask = MCPDM_UP_IRQ_EMPTY | MCPDM_UP_IRQ_FULL,
- .threshold = 1,
+ .threshold = 2,
.format = PDMOUTFORMAT_LJUST,
},
};
--
1.7.4.1
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