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d2661c6215
The dma cache support functions do not currently support the direction flag DMA_BIDIRECTIONAL. If a driver passes this direction to dma_map_single or friends you will get console output like this: dma_sync_single_for_device: unsupported dir 0 For example when using the Intel e100 ethernet driver on a ColdFire platform with PCI bus. You will get a stream of these messages coming out. Modify the dma cache support code adding support for DMA_BIDIRECTIONAL. It is actioned by doing a cache push operation. Signed-off-by: Greg Ungerer <gerg@uclinux.org> |
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.. | ||
.gitignore | ||
asm-offsets.c | ||
dma.c | ||
entry.S | ||
head.S | ||
ints.c | ||
irq.c | ||
m68k_ksyms.c | ||
Makefile | ||
module.c | ||
module.lds | ||
process.c | ||
ptrace.c | ||
setup_mm.c | ||
setup_no.c | ||
setup.c | ||
signal.c | ||
sun3-head.S | ||
sys_m68k.c | ||
syscalltable.S | ||
time.c | ||
traps.c | ||
vectors.c | ||
vmlinux-nommu.lds | ||
vmlinux-std.lds | ||
vmlinux-sun3.lds | ||
vmlinux.lds.S |