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| author |   Russell King <rmk+kernel@arm.linux.org.uk> | 2009-10-31 16:52:16 +0000 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-02-15 15:21:43 +0000 |
| commit | 18eabe2347ae7a11b3db768695913724166dfb0e (patch) | |
| tree | 2f6a9bb654d01e07a62be75adc1282e97b5c16d4 /kernel/mutex.c | |
| parent | Merge branch 'pending-l2x0' into cache (diff) | |
| download | linux-dev-18eabe2347ae7a11b3db768695913724166dfb0e.tar.xz linux-dev-18eabe2347ae7a11b3db768695913724166dfb0e.zip | |
ARM: dma-mapping: introduce the idea of buffer ownership
The DMA API has the notion of buffer ownership; make it explicit in the
ARM implementation of this API. This gives us a set of hooks to allow
us to deal with CPU cache issues arising from non-cache coherent DMA.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Tested-By: Santosh Shilimkar <santosh.shilimkar@ti.com>
Tested-By: Jamie Iles <jamie@jamieiles.com>
Diffstat (limited to 'kernel/mutex.c')
0 files changed, 0 insertions, 0 deletions