Blackfin: support smaller uncached DMA chunks for memory constrained systems
authorBarry Song <barry.song@analog.com>
Wed, 2 Dec 2009 09:13:36 +0000 (09:13 +0000)
committerMike Frysinger <vapier@gentoo.org>
Tue, 15 Dec 2009 05:15:48 +0000 (00:15 -0500)
commitc45c06596e0d45125d25beb0fe24a68aef1f1046
treea556caee3f3f14ae9fd0eb5bb9e7053ecd8c63e8
parent5df326aca48b8631c9e3c90c76d7e9f0b466a721
Blackfin: support smaller uncached DMA chunks for memory constrained systems

When working with 8 meg systems, forcing a 1 meg DMA chunk heavily cuts
into the available resources.  So support smaller chunks to better cover
needs for these systems.

Signed-off-by: Barry Song <barry.song@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
arch/blackfin/Kconfig
arch/blackfin/include/asm/bfin-global.h
arch/blackfin/kernel/cplb-nompu/cplbinit.c