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Commit a2b35aa8 authored by LEROY Christophe's avatar LEROY Christophe Committed by Herbert Xu
Browse files

crypto: talitos - remove param 'extent' in map_single_talitos_ptr() 



map_single_talitos_ptr() is always called with extent == 0, so lets remove this unused parameter

Signed-off-by: default avatarChristophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent 185eb79f

drivers/crypto/talitos.c

+10 −11
Original line number Diff line number Diff line
@@ -72,14 +72,13 @@ static void to_talitos_ptr_extent_clear(struct talitos_ptr *ptr) 
static void map_single_talitos_ptr(struct device *dev,

				   struct talitos_ptr *ptr,

				   unsigned short len, void *data,

				   unsigned char extent,

				   enum dma_data_direction dir)

{

	dma_addr_t dma_addr = dma_map_single(dev, data, len, dir);



	ptr->len = cpu_to_be16(len);

	to_talitos_ptr(ptr, dma_addr);

	ptr->j_extent = extent;

	to_talitos_ptr_extent_clear(ptr);

}



/*
@@ -958,7 +957,7 @@ static int ipsec_esp(struct talitos_edesc *edesc, struct aead_request *areq, 


	/* hmac key */

	map_single_talitos_ptr(dev, &desc->ptr[0], ctx->authkeylen, &ctx->key,

			       0, DMA_TO_DEVICE);

			       DMA_TO_DEVICE);



	/* hmac data */

	desc->ptr[1].len = cpu_to_be16(areq->assoclen + ivsize);
@@ -1002,7 +1001,7 @@ static int ipsec_esp(struct talitos_edesc *edesc, struct aead_request *areq, 


	/* cipher key */

	map_single_talitos_ptr(dev, &desc->ptr[3], ctx->enckeylen,

			       (char *)&ctx->key + ctx->authkeylen, 0,

			       (char *)&ctx->key + ctx->authkeylen,

			       DMA_TO_DEVICE);



	/*
@@ -1080,7 +1079,7 @@ static int ipsec_esp(struct talitos_edesc *edesc, struct aead_request *areq, 
	}



	/* iv out */

	map_single_talitos_ptr(dev, &desc->ptr[6], ivsize, ctx->iv, 0,

	map_single_talitos_ptr(dev, &desc->ptr[6], ivsize, ctx->iv,

			       DMA_FROM_DEVICE);



	ret = talitos_submit(dev, ctx->ch, desc, callback, areq);
@@ -1453,7 +1452,7 @@ static int common_nonsnoop(struct talitos_edesc *edesc, 


	/* cipher key */

	map_single_talitos_ptr(dev, &desc->ptr[2], ctx->keylen,

			       (char *)&ctx->key, 0, DMA_TO_DEVICE);

			       (char *)&ctx->key, DMA_TO_DEVICE);



	/*

	 * cipher in
@@ -1470,7 +1469,7 @@ static int common_nonsnoop(struct talitos_edesc *edesc, 
			       &desc->ptr[4], sg_count);



	/* iv out */

	map_single_talitos_ptr(dev, &desc->ptr[5], ivsize, ctx->iv, 0,

	map_single_talitos_ptr(dev, &desc->ptr[5], ivsize, ctx->iv,

			       DMA_FROM_DEVICE);



	/* last DWORD empty */
@@ -1595,7 +1594,7 @@ static int common_nonsnoop_hash(struct talitos_edesc *edesc, 
	if (!req_ctx->first || req_ctx->swinit) {

		map_single_talitos_ptr(dev, &desc->ptr[1],

				       req_ctx->hw_context_size,

				       (char *)req_ctx->hw_context, 0,

				       (char *)req_ctx->hw_context,

				       DMA_TO_DEVICE);

		req_ctx->swinit = 0;

	} else {
@@ -1607,7 +1606,7 @@ static int common_nonsnoop_hash(struct talitos_edesc *edesc, 
	/* HMAC key */

	if (ctx->keylen)

		map_single_talitos_ptr(dev, &desc->ptr[2], ctx->keylen,

				       (char *)&ctx->key, 0, DMA_TO_DEVICE);

				       (char *)&ctx->key, DMA_TO_DEVICE);

	else

		desc->ptr[2] = zero_entry;
@@ -1624,11 +1623,11 @@ static int common_nonsnoop_hash(struct talitos_edesc *edesc, 
	if (req_ctx->last)

		map_single_talitos_ptr(dev, &desc->ptr[5],

				       crypto_ahash_digestsize(tfm),

				       areq->result, 0, DMA_FROM_DEVICE);

				       areq->result, DMA_FROM_DEVICE);

	else

		map_single_talitos_ptr(dev, &desc->ptr[5],

				       req_ctx->hw_context_size,

				       req_ctx->hw_context, 0, DMA_FROM_DEVICE);

				       req_ctx->hw_context, DMA_FROM_DEVICE);



	/* last DWORD empty */

	desc->ptr[6] = zero_entry;