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crypto: ux500: use dmaengine_prep_slave_sg API 

Use dmaengine_prep_slave_sg inline function instead of going through the
structures manually.

Signed-off-by: Fabio Baltieri <fabio.baltieri@linaro.org>
Acked-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Fabio Baltieri 2013-06-25 10:54:48 +02:00 committed by Linus Walleij
parent 97453dfbbb
commit 7e933d3b1e
2 changed files with 12 additions and 12 deletions
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20
drivers/crypto/ux500/cryp/cryp_core.c
View File

@ -553,10 +553,10 @@ static int cryp_set_dma_transfer(struct cryp_ctx *ctx,
dev_dbg(ctx->device->dev, "[%s]: Setting up DMA for buffer "
"(TO_DEVICE)", __func__);
desc = channel->device->device_prep_slave_sg(channel,
ctx->device->dma.sg_src,
ctx->device->dma.sg_src_len,
direction, DMA_CTRL_ACK, NULL);
desc = dmaengine_prep_slave_sg(channel,
ctx->device->dma.sg_src,
ctx->device->dma.sg_src_len,
direction, DMA_CTRL_ACK);
break;
case DMA_FROM_DEVICE:
@ -577,12 +577,12 @@ static int cryp_set_dma_transfer(struct cryp_ctx *ctx,
dev_dbg(ctx->device->dev, "[%s]: Setting up DMA for buffer "
"(FROM_DEVICE)", __func__);
desc = channel->device->device_prep_slave_sg(channel,
ctx->device->dma.sg_dst,
ctx->device->dma.sg_dst_len,
direction,
DMA_CTRL_ACK |
DMA_PREP_INTERRUPT, NULL);
desc = dmaengine_prep_slave_sg(channel,
ctx->device->dma.sg_dst,
ctx->device->dma.sg_dst_len,
direction,
DMA_CTRL_ACK |
DMA_PREP_INTERRUPT);
desc->callback = cryp_dma_out_callback;
desc->callback_param = ctx;

4
drivers/crypto/ux500/hash/hash_core.c
View File

@ -180,9 +180,9 @@ static int hash_set_dma_transfer(struct hash_ctx *ctx, struct scatterlist *sg,
dev_dbg(ctx->device->dev, "[%s]: Setting up DMA for buffer "
"(TO_DEVICE)", __func__);
desc = channel->device->device_prep_slave_sg(channel,
desc = dmaengine_prep_slave_sg(channel,
ctx->device->dma.sg, ctx->device->dma.sg_len,
direction, DMA_CTRL_ACK | DMA_PREP_INTERRUPT, NULL);
direction, DMA_CTRL_ACK | DMA_PREP_INTERRUPT);
if (!desc) {
dev_err(ctx->device->dev,
"[%s]: device_prep_slave_sg() failed!", __func__);