ioat1: kill unused unmap parameters

The unified ioat1/ioat2 ioat_dma_unmap() implementation derives the
source and dest addresses from the unmap descriptor.  There is no longer
a need to track this information in struct ioat_desc_sw.

Signed-off-by: Maciej Sosnowski <maciej.sosnowski@intel.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>

1 files changed, 0 insertions, 2 deletions

diff --git a/drivers/dma/ioat/dma.h b/drivers/dma/ioat/dma.h
index 84065dfa4d40..fa15e77652a0 100644
--- a/drivers/dma/ioat/dma.h
+++ b/drivers/dma/ioat/dma.h
@@ -179,8 +179,6 @@ struct ioat_desc_sw {
         struct list_head node;
         int tx_cnt;
         size_t len;
-        dma_addr_t src;
-        dma_addr_t dst;
         struct dma_async_tx_descriptor txd;
 };