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authorDan Williams <dan.j.williams@intel.com>2009-07-28 17:44:05 -0400
committerDan Williams <dan.j.williams@intel.com>2009-09-08 20:29:55 -0400
commita6a39ca1badbeafc16941fcf2c1010c8c65c8ddc (patch)
tree1f6e4bf5e5ab831ce9cb6de645a1f03545c8cf0a /drivers/dma
parenta0587bcf3e64029a4da2a5666cad18df38db0d56 (diff)
ioat: fix self test interrupts
If a callback is to be attached to a descriptor the channel needs to know at ->prep time so it can set the interrupt enable bit. This is in preparation for moving descriptor ioat2 descriptor preparation from ->submit to ->prep. Signed-off-by: Maciej Sosnowski <maciej.sosnowski@intel.com> Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers/dma')
-rw-r--r--drivers/dma/ioat/dma.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/dma/ioat/dma.c b/drivers/dma/ioat/dma.c
index c4333be07608..cc5c557ddc83 100644
--- a/drivers/dma/ioat/dma.c
+++ b/drivers/dma/ioat/dma.c
@@ -1313,7 +1313,8 @@ static int ioat_dma_self_test(struct ioatdma_device *device)
1313 1313
1314 dma_src = dma_map_single(dev, src, IOAT_TEST_SIZE, DMA_TO_DEVICE); 1314 dma_src = dma_map_single(dev, src, IOAT_TEST_SIZE, DMA_TO_DEVICE);
1315 dma_dest = dma_map_single(dev, dest, IOAT_TEST_SIZE, DMA_FROM_DEVICE); 1315 dma_dest = dma_map_single(dev, dest, IOAT_TEST_SIZE, DMA_FROM_DEVICE);
1316 flags = DMA_COMPL_SRC_UNMAP_SINGLE | DMA_COMPL_DEST_UNMAP_SINGLE; 1316 flags = DMA_COMPL_SRC_UNMAP_SINGLE | DMA_COMPL_DEST_UNMAP_SINGLE |
1317 DMA_PREP_INTERRUPT;
1317 tx = device->common.device_prep_dma_memcpy(dma_chan, dma_dest, dma_src, 1318 tx = device->common.device_prep_dma_memcpy(dma_chan, dma_dest, dma_src,
1318 IOAT_TEST_SIZE, flags); 1319 IOAT_TEST_SIZE, flags);
1319 if (!tx) { 1320 if (!tx) {