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| author |   Dan Williams <dan.j.williams@intel.com> | 2010-03-03 11:47:42 -0700 |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2010-03-03 11:47:42 -0700 |
| commit | 773d9e2d8dbf02cfaf65786cf9100eef02c9fda4 (patch) | |
| tree | f4cdd84bb7ebd3ae8340f02c3c1e0e641601f88c /drivers/dma | |
| parent | dma: Add MPC512x DMA driver (diff) | |
| download | linux-dev-773d9e2d8dbf02cfaf65786cf9100eef02c9fda4.tar.xz linux-dev-773d9e2d8dbf02cfaf65786cf9100eef02c9fda4.zip | |
ioat3: cleanup, don't enable DCA completion writes
We already disallow raid operations while DCA is globally enabled, so
having it locally enabled is a nop and confusing when reading the code.
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers/dma')
| -rw-r--r-- | drivers/dma/ioat/dma_v3.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/dma/ioat/dma_v3.c b/drivers/dma/ioat/dma_v3.c index 9908c9e94b2d..f270fa11275b 100644 --- a/drivers/dma/ioat/dma_v3.c +++ b/drivers/dma/ioat/dma_v3.c @@ -334,8 +334,7 @@ static void ioat3_cleanup_tasklet(unsigned long data) struct ioat2_dma_chan *ioat = (void *) data; ioat3_cleanup(ioat); - writew(IOAT_CHANCTRL_RUN | IOAT3_CHANCTRL_COMPL_DCA_EN, - ioat->base.reg_base + IOAT_CHANCTRL_OFFSET); + writew(IOAT_CHANCTRL_RUN, ioat->base.reg_base + IOAT_CHANCTRL_OFFSET); } static void ioat3_restart_channel(struct ioat2_dma_chan *ioat) |