Blackfin: add SSYNC to set_dma_sg() for descriptor fetching
authorSonic Zhang <sonic.zhang@analog.com>
Mon, 1 Jun 2009 04:49:32 +0000 (00:49 -0400)
committerMike Frysinger <vapier@gentoo.org>
Fri, 12 Jun 2009 10:11:57 +0000 (06:11 -0400)
commitea8538a039607cd959d28ed10086484e051ce7db
treeda311d3d0e84af6398a58384fe937684df8dcdcc
parent9b9bfded623cffb4259b95e5419404015dba361f
Blackfin: add SSYNC to set_dma_sg() for descriptor fetching

Make sure the internal core buffers are flushed before telling the DMA
engine to fetch the descriptor structure so that it gets the right values.

Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
arch/blackfin/include/asm/dma.h