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authorDan Williams <dan.j.williams@intel.com>2009-09-08 21:00:46 +0200
committerDan Williams <dan.j.williams@intel.com>2009-09-09 02:30:23 +0200
commit38e12f64a165e83617c21dae3c15972fd8d639f5 (patch)
tree43f0951cf0b91b0d831a469d0147c1c4cdd15dfa /drivers
parentioat2,3: convert to a true ring buffer (diff)
downloadlinux-38e12f64a165e83617c21dae3c15972fd8d639f5.tar.xz
linux-38e12f64a165e83617c21dae3c15972fd8d639f5.zip
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>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/dma/ioat/dma.c2
-rw-r--r--drivers/dma/ioat/dma.h2
2 files changed, 0 insertions, 4 deletions
diff --git a/drivers/dma/ioat/dma.c b/drivers/dma/ioat/dma.c
index 64b4d75059aa..696d4de3bb8f 100644
--- a/drivers/dma/ioat/dma.c
+++ b/drivers/dma/ioat/dma.c
@@ -648,8 +648,6 @@ ioat1_dma_prep_memcpy(struct dma_chan *c, dma_addr_t dma_dest,
desc->txd.flags = flags;
desc->tx_cnt = tx_cnt;
- desc->src = dma_src;
- desc->dst = dma_dest;
desc->len = total_len;
list_splice(&chain, &desc->txd.tx_list);
hw->ctl_f.int_en = !!(flags & DMA_PREP_INTERRUPT);
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;
};