summaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-iop33x
diff options
context:
space:
mode:
authorAlexander Stein <alexander.stein@systec-electronic.com>2011-05-05 08:40:14 -0700
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2011-05-05 08:50:47 -0700
commit1dbe7dada2d03d1313183d439068f1f951a91244 (patch)
tree49f79d5fbaf5fc982f7a7742f94ed465a69220a9 /arch/arm/mach-iop33x
parentbf283707d5fb174ec09215ae19860ad04ba7b67a (diff)
downloadblackbird-op-linux-1dbe7dada2d03d1313183d439068f1f951a91244.tar.gz
blackbird-op-linux-1dbe7dada2d03d1313183d439068f1f951a91244.zip
Input: ads7846 - make transfer buffers DMA safe
req.sample needs its own cacheline otherwise accessing req.msg fetches it in again. Note: This effect doesn't occur if the underlying SPI driver doesn't use DMA at all. Signed-off-by: Alexander Stein <alexander.stein@systec-electronic.com> Acked-by: Jonathan Cameron <jic23@cam.ac.uk> Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Diffstat (limited to 'arch/arm/mach-iop33x')
0 files changed, 0 insertions, 0 deletions
OpenPOWER on IntegriCloud