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ENGR00181130 Optimizate HDMI audio mmap to fix HDMI audio alsa underrun
authorSandor Yu <R01008@freescale.com>
Wed, 2 May 2012 07:04:00 +0000 (15:04 +0800)
committerLothar Waßmann <LW@KARO-electronics.de>
Fri, 24 May 2013 06:34:32 +0000 (08:34 +0200)
commitcc5c3a40201a08dc16a3b0c237db2aac80a1d368
tree08cc5f81cb9810984119c79ff30a33545954a656tree | snapshot
parent0106321fd11bb64aad64c4db141dafa01cb46e2dcommit | diff
ENGR00181130 Optimizate HDMI audio mmap to fix HDMI audio alsa underrun

HDMI audio DMA FIFO size is setting to 126, and use INCR4 mode
to fix FIFO overflow issue.
Added Neon code for PCM data IEC head and data copy.

Signed-off-by: Sandor Yu <R01008@freescale.com>
sound/soc/codecs/mxc_hdmi.c diff | blob | history
sound/soc/imx/Makefile diff | blob | history
sound/soc/imx/imx-hdmi-dma.c diff | blob | history
Linux kernel for KaRo TX COM modules