Unverified Commit 86a7b6ff authored Apr 04, 2019 by Sugar Zhang Committed by Mark Brown Apr 04, 2019

ASoC: rockchip: pdm: change dma burst to 8



This patch decreases the transfer bursts to avoid the fifo overrun.

Signed-off-by: Sugar Zhang <sugar.zhang@rock-chips.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

parent c8506443

sound/soc/rockchip/rockchip_pdm.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -24,7 +24,7 @@

		#include "rockchip_pdm.h"

		#define PDM_DMA_BURST_SIZE (16) /* size * width: 164 = 64 bytes /
		#define PDM_DMA_BURST_SIZE (8) /* size * width: 84 = 32 bytes /

		struct rk_pdm_dev {
		struct device *dev;