Commit 7e933d3b authored by Fabio Baltieri's avatar Fabio Baltieri Committed by Linus Walleij
Browse files

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: default avatarFabio Baltieri <fabio.baltieri@linaro.org>
Acked-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent 97453dfb

drivers/crypto/ux500/cryp/cryp_core.c

+10 −10
Original line number Diff line number Diff line
@@ -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,

		desc = dmaengine_prep_slave_sg(channel,

				ctx->device->dma.sg_src,

				ctx->device->dma.sg_src_len,

					     direction, DMA_CTRL_ACK, NULL);

				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,

		desc = dmaengine_prep_slave_sg(channel,

				ctx->device->dma.sg_dst,

				ctx->device->dma.sg_dst_len,

				direction,

				DMA_CTRL_ACK |

					     DMA_PREP_INTERRUPT, NULL);

				DMA_PREP_INTERRUPT);



		desc->callback = cryp_dma_out_callback;

		desc->callback_param = ctx;

drivers/crypto/ux500/hash/hash_core.c

+2 −2
Original line number Diff line number Diff line
@@ -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__);

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