[PATCH] spufs: Suspend/restore MFC DMA operations at SPU context switch.

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The SPE Book IV indicates that MFC DMA operations must be
suspended and restored on SPU context switch (in Step 8).

This patch adds that operation, which is missing from the
current spufs implementation.

Signed-off-by: Masato Noguchi <Masato.Noguchi@jp.sony.com>
Signed-off-by: Geoff Levand <geoffrey.levand@am.sony.com>
Acked-by: Arnd Bergmann <arndb@de.ibm.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>

...

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Geoff Levand 2006-01-10 19:47:37 -08:00 • committed by Paul Mackerras

parent f6cc82fc0b

commit 7f52eb0093

1 changed files with 29 additions and 5 deletions

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arch/powerpc/platforms/cell/spufs/switch.c

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