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2 Commits

Author SHA1 Message Date
Jonas Bonn
707b38a00b Add missing DMA ops 
For the initial architecture submission, not all of the DMA ops were
implemented.  This patch adds the *map_page and *map_sg variants of the
DMA mapping ops.

This patch is currently of interest mainly to some drivers that haven't
been submitted upstream yet.

Signed-off-by: Jonas Bonn <jonas@southpole.se>
 2011-09-11 09:50:39 +02:00
Jonas Bonn
a39af6f7b8 OpenRISC: DMA 
Simple DMA implementation.  Allows for allocation of coherent memory
(simply uncached) for DMA operations.

Signed-off-by: Jonas Bonn <jonas@southpole.se>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
 2011-07-22 18:46:32 +02:00