ioat2+: add fence support

[net-next-2.6.git] / drivers / dma / ioat / dma_v2.c

diff --git a/drivers/dma/ioat/dma_v2.c b/drivers/dma/ioat/dma_v2.c
index 460b7730133246d522cc6bb96321b4c0156109ac..568923c5ddec1da3c24435c15e2c72cb09e33ee2 100644 (file)
--- a/drivers/dma/ioat/dma_v2.c
+++ b/drivers/dma/ioat/dma_v2.c
@@ -710,6 +710,7 @@ ioat2_dma_prep_memcpy_lock(struct dma_chan *c, dma_addr_t dma_dest,
        desc->txd.flags = flags;
        desc->len = total_len;
        hw->ctl_f.int_en = !!(flags & DMA_PREP_INTERRUPT);
+       hw->ctl_f.fence = !!(flags & DMA_PREP_FENCE);
        hw->ctl_f.compl_write = 1;
        dump_desc_dbg(ioat, desc);
        /* we leave the channel locked to ensure in order submission */