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[PATCH] spufs: Suspend/restore MFC DMA operations at SPU context switch.
authorGeoff Levand <geoffrey.levand@am.sony.com>
Wed, 11 Jan 2006 03:47:37 +0000 (19:47 -0800)
committerPaul Mackerras <paulus@samba.org>
Wed, 11 Jan 2006 04:35:11 +0000 (15:35 +1100)
commit7f52eb009306b8047031eaf64169a7ce437a26e7
tree35f7aed7a9305b8c5e6236b71a80cce7670589d5tree | snapshot (tar.gz zip)
parentf6cc82fc0b2b6be9ab25f0bfc285e6358db3597acommit | diff
[PATCH] spufs: Suspend/restore MFC DMA operations at SPU context switch.

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>
arch/powerpc/platforms/cell/spufs/switch.c diff | blob | blame | history