[ Upstream commit 59fa12646d9f56c842b4d5b6418ed77af625c588 ] Add comment in arch_sync_dma_for_device() and handle the direction flag in arch_sync_dma_for_cpu(). When receiving data from the device (DMA_FROM_DEVICE) unconditionally purge the data cache in arch_sync_dma_for_cpu(). Signed-off-by: Helge Deller <deller@gmx.de> Signed-off-by: Sasha Levin <sashal@kernel.org> |
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boot | ||
configs | ||
include | ||
kernel | ||
lib | ||
math-emu | ||
mm | ||
defpalo.conf | ||
install.sh | ||
Kbuild | ||
Kconfig | ||
Kconfig.debug | ||
Makefile |