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authorBartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>2013-10-18 19:35:33 +0200
committerDan Williams <dan.j.williams@intel.com>2013-11-14 11:04:38 -0800
commit0776ae7b89782124ddd72eafe0b1e0fdcdabe32e (patch)
treef16e917b66a8a60a7341937a40021d683f3e27f0 /crypto
parent54f8d501e842879143e867e70996574a54d1e130 (diff)
dmaengine: remove DMA unmap flags
Remove no longer needed DMA unmap flags: - DMA_COMPL_SKIP_SRC_UNMAP - DMA_COMPL_SKIP_DEST_UNMAP - DMA_COMPL_SRC_UNMAP_SINGLE - DMA_COMPL_DEST_UNMAP_SINGLE Cc: Vinod Koul <vinod.koul@intel.com> Cc: Tomasz Figa <t.figa@samsung.com> Cc: Dave Jiang <dave.jiang@intel.com> Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Acked-by: Jon Mason <jon.mason@intel.com> Acked-by: Mark Brown <broonie@linaro.org> [djbw: clean up straggling skip unmap flags in ntb] Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'crypto')
-rw-r--r--crypto/async_tx/async_memcpy.c3
-rw-r--r--crypto/async_tx/async_pq.c1
-rw-r--r--crypto/async_tx/async_raid6_recov.c8
-rw-r--r--crypto/async_tx/async_xor.c6
4 files changed, 5 insertions, 13 deletions
diff --git a/crypto/async_tx/async_memcpy.c b/crypto/async_tx/async_memcpy.c
index 72750214f779..f8c0b8dbeb75 100644
--- a/crypto/async_tx/async_memcpy.c
+++ b/crypto/async_tx/async_memcpy.c
@@ -56,8 +56,7 @@ async_memcpy(struct page *dest, struct page *src, unsigned int dest_offset,
unmap = dmaengine_get_unmap_data(device->dev, 2, GFP_NOIO);
if (unmap && is_dma_copy_aligned(device, src_offset, dest_offset, len)) {
- unsigned long dma_prep_flags = DMA_COMPL_SKIP_SRC_UNMAP |
- DMA_COMPL_SKIP_DEST_UNMAP;
+ unsigned long dma_prep_flags = 0;
if (submit->cb_fn)
dma_prep_flags |= DMA_PREP_INTERRUPT;
diff --git a/crypto/async_tx/async_pq.c b/crypto/async_tx/async_pq.c
index 4126b56fbc01..d05327caf69d 100644
--- a/crypto/async_tx/async_pq.c
+++ b/crypto/async_tx/async_pq.c
@@ -62,7 +62,6 @@ do_async_gen_syndrome(struct dma_chan *chan,
dma_addr_t dma_dest[2];
int src_off = 0;
- dma_flags |= DMA_COMPL_SKIP_SRC_UNMAP | DMA_COMPL_SKIP_DEST_UNMAP;
if (submit->flags & ASYNC_TX_FENCE)
dma_flags |= DMA_PREP_FENCE;
diff --git a/crypto/async_tx/async_raid6_recov.c b/crypto/async_tx/async_raid6_recov.c
index a3a72a784421..934a84981495 100644
--- a/crypto/async_tx/async_raid6_recov.c
+++ b/crypto/async_tx/async_raid6_recov.c
@@ -47,9 +47,7 @@ async_sum_product(struct page *dest, struct page **srcs, unsigned char *coef,
struct device *dev = dma->dev;
dma_addr_t pq[2];
struct dma_async_tx_descriptor *tx;
- enum dma_ctrl_flags dma_flags = DMA_COMPL_SKIP_SRC_UNMAP |
- DMA_COMPL_SKIP_DEST_UNMAP |
- DMA_PREP_PQ_DISABLE_P;
+ enum dma_ctrl_flags dma_flags = DMA_PREP_PQ_DISABLE_P;
if (submit->flags & ASYNC_TX_FENCE)
dma_flags |= DMA_PREP_FENCE;
@@ -113,9 +111,7 @@ async_mult(struct page *dest, struct page *src, u8 coef, size_t len,
dma_addr_t dma_dest[2];
struct device *dev = dma->dev;
struct dma_async_tx_descriptor *tx;
- enum dma_ctrl_flags dma_flags = DMA_COMPL_SKIP_SRC_UNMAP |
- DMA_COMPL_SKIP_DEST_UNMAP |
- DMA_PREP_PQ_DISABLE_P;
+ enum dma_ctrl_flags dma_flags = DMA_PREP_PQ_DISABLE_P;
if (submit->flags & ASYNC_TX_FENCE)
dma_flags |= DMA_PREP_FENCE;
diff --git a/crypto/async_tx/async_xor.c b/crypto/async_tx/async_xor.c
index d2cc77d501c7..3c562f5a60bb 100644
--- a/crypto/async_tx/async_xor.c
+++ b/crypto/async_tx/async_xor.c
@@ -41,7 +41,7 @@ do_async_xor(struct dma_chan *chan, struct dmaengine_unmap_data *unmap,
dma_async_tx_callback cb_fn_orig = submit->cb_fn;
void *cb_param_orig = submit->cb_param;
enum async_tx_flags flags_orig = submit->flags;
- enum dma_ctrl_flags dma_flags;
+ enum dma_ctrl_flags dma_flags = 0;
int src_cnt = unmap->to_cnt;
int xor_src_cnt;
dma_addr_t dma_dest = unmap->addr[unmap->to_cnt];
@@ -55,7 +55,6 @@ do_async_xor(struct dma_chan *chan, struct dmaengine_unmap_data *unmap,
/* if we are submitting additional xors, leave the chain open
* and clear the callback parameters
*/
- dma_flags = DMA_COMPL_SKIP_SRC_UNMAP | DMA_COMPL_SKIP_DEST_UNMAP;
if (src_cnt > xor_src_cnt) {
submit->flags &= ~ASYNC_TX_ACK;
submit->flags |= ASYNC_TX_FENCE;
@@ -284,8 +283,7 @@ async_xor_val(struct page *dest, struct page **src_list, unsigned int offset,
if (unmap && src_cnt <= device->max_xor &&
is_dma_xor_aligned(device, offset, 0, len)) {
- unsigned long dma_prep_flags = DMA_COMPL_SKIP_SRC_UNMAP |
- DMA_COMPL_SKIP_DEST_UNMAP;
+ unsigned long dma_prep_flags = 0;
int i;
pr_debug("%s: (async) len: %zu\n", __func__, len);

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