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-rw-r--r--drivers/crypto/caam/caamhash.c37
-rw-r--r--drivers/crypto/caam/caamhash_desc.c5
-rw-r--r--drivers/crypto/caam/caamhash_desc.h2
-rw-r--r--drivers/crypto/caam/desc_constr.h10
4 files changed, 24 insertions, 30 deletions
diff --git a/drivers/crypto/caam/caamhash.c b/drivers/crypto/caam/caamhash.c
index d6ef3c0d9b94..d19373e6ed4a 100644
--- a/drivers/crypto/caam/caamhash.c
+++ b/drivers/crypto/caam/caamhash.c
@@ -95,7 +95,6 @@ struct caam_hash_ctx {
dma_addr_t sh_desc_update_first_dma;
dma_addr_t sh_desc_fin_dma;
dma_addr_t sh_desc_digest_dma;
- dma_addr_t key_dma;
enum dma_data_direction dir;
struct device *jrdev;
int ctx_len;
@@ -282,13 +281,10 @@ static int axcbc_set_sh_desc(struct crypto_ahash *ahash)
struct device *jrdev = ctx->jrdev;
u32 *desc;
- /* key is loaded from memory for UPDATE and FINALIZE states */
- ctx->adata.key_dma = ctx->key_dma;
-
/* shared descriptor for ahash_update */
desc = ctx->sh_desc_update;
cnstr_shdsc_sk_hash(desc, &ctx->adata, OP_ALG_AS_UPDATE,
- ctx->ctx_len, ctx->ctx_len, 0);
+ ctx->ctx_len, ctx->ctx_len);
dma_sync_single_for_device(jrdev, ctx->sh_desc_update_dma,
desc_bytes(desc), ctx->dir);
print_hex_dump_debug("axcbc update shdesc@" __stringify(__LINE__)" : ",
@@ -298,7 +294,7 @@ static int axcbc_set_sh_desc(struct crypto_ahash *ahash)
/* shared descriptor for ahash_{final,finup} */
desc = ctx->sh_desc_fin;
cnstr_shdsc_sk_hash(desc, &ctx->adata, OP_ALG_AS_FINALIZE,
- digestsize, ctx->ctx_len, 0);
+ digestsize, ctx->ctx_len);
dma_sync_single_for_device(jrdev, ctx->sh_desc_fin_dma,
desc_bytes(desc), ctx->dir);
print_hex_dump_debug("axcbc finup shdesc@" __stringify(__LINE__)" : ",
@@ -311,7 +307,7 @@ static int axcbc_set_sh_desc(struct crypto_ahash *ahash)
/* shared descriptor for first invocation of ahash_update */
desc = ctx->sh_desc_update_first;
cnstr_shdsc_sk_hash(desc, &ctx->adata, OP_ALG_AS_INIT, ctx->ctx_len,
- ctx->ctx_len, ctx->key_dma);
+ ctx->ctx_len);
dma_sync_single_for_device(jrdev, ctx->sh_desc_update_first_dma,
desc_bytes(desc), ctx->dir);
print_hex_dump_debug("axcbc update first shdesc@" __stringify(__LINE__)
@@ -321,7 +317,7 @@ static int axcbc_set_sh_desc(struct crypto_ahash *ahash)
/* shared descriptor for ahash_digest */
desc = ctx->sh_desc_digest;
cnstr_shdsc_sk_hash(desc, &ctx->adata, OP_ALG_AS_INITFINAL,
- digestsize, ctx->ctx_len, 0);
+ digestsize, ctx->ctx_len);
dma_sync_single_for_device(jrdev, ctx->sh_desc_digest_dma,
desc_bytes(desc), ctx->dir);
print_hex_dump_debug("axcbc digest shdesc@" __stringify(__LINE__)" : ",
@@ -340,7 +336,7 @@ static int acmac_set_sh_desc(struct crypto_ahash *ahash)
/* shared descriptor for ahash_update */
desc = ctx->sh_desc_update;
cnstr_shdsc_sk_hash(desc, &ctx->adata, OP_ALG_AS_UPDATE,
- ctx->ctx_len, ctx->ctx_len, 0);
+ ctx->ctx_len, ctx->ctx_len);
dma_sync_single_for_device(jrdev, ctx->sh_desc_update_dma,
desc_bytes(desc), ctx->dir);
print_hex_dump_debug("acmac update shdesc@" __stringify(__LINE__)" : ",
@@ -350,7 +346,7 @@ static int acmac_set_sh_desc(struct crypto_ahash *ahash)
/* shared descriptor for ahash_{final,finup} */
desc = ctx->sh_desc_fin;
cnstr_shdsc_sk_hash(desc, &ctx->adata, OP_ALG_AS_FINALIZE,
- digestsize, ctx->ctx_len, 0);
+ digestsize, ctx->ctx_len);
dma_sync_single_for_device(jrdev, ctx->sh_desc_fin_dma,
desc_bytes(desc), ctx->dir);
print_hex_dump_debug("acmac finup shdesc@" __stringify(__LINE__)" : ",
@@ -360,7 +356,7 @@ static int acmac_set_sh_desc(struct crypto_ahash *ahash)
/* shared descriptor for first invocation of ahash_update */
desc = ctx->sh_desc_update_first;
cnstr_shdsc_sk_hash(desc, &ctx->adata, OP_ALG_AS_INIT, ctx->ctx_len,
- ctx->ctx_len, 0);
+ ctx->ctx_len);
dma_sync_single_for_device(jrdev, ctx->sh_desc_update_first_dma,
desc_bytes(desc), ctx->dir);
print_hex_dump_debug("acmac update first shdesc@" __stringify(__LINE__)
@@ -370,7 +366,7 @@ static int acmac_set_sh_desc(struct crypto_ahash *ahash)
/* shared descriptor for ahash_digest */
desc = ctx->sh_desc_digest;
cnstr_shdsc_sk_hash(desc, &ctx->adata, OP_ALG_AS_INITFINAL,
- digestsize, ctx->ctx_len, 0);
+ digestsize, ctx->ctx_len);
dma_sync_single_for_device(jrdev, ctx->sh_desc_digest_dma,
desc_bytes(desc), ctx->dir);
print_hex_dump_debug("acmac digest shdesc@" __stringify(__LINE__)" : ",
@@ -507,7 +503,8 @@ static int axcbc_setkey(struct crypto_ahash *ahash, const u8 *key,
}
memcpy(ctx->key, key, keylen);
- dma_sync_single_for_device(jrdev, ctx->key_dma, keylen, DMA_TO_DEVICE);
+ dma_sync_single_for_device(jrdev, ctx->adata.key_dma, keylen,
+ DMA_TO_DEVICE);
ctx->adata.keylen = keylen;
print_hex_dump_debug("axcbc ctx.key@" __stringify(__LINE__)" : ",
@@ -1831,11 +1828,11 @@ static int caam_hash_cra_init(struct crypto_tfm *tfm)
ctx->adata.algtype = OP_TYPE_CLASS1_ALG | caam_hash->alg_type;
ctx->ctx_len = 48;
- ctx->key_dma = dma_map_single_attrs(ctx->jrdev, ctx->key,
- ARRAY_SIZE(ctx->key),
- DMA_BIDIRECTIONAL,
- DMA_ATTR_SKIP_CPU_SYNC);
- if (dma_mapping_error(ctx->jrdev, ctx->key_dma)) {
+ ctx->adata.key_dma = dma_map_single_attrs(ctx->jrdev, ctx->key,
+ ARRAY_SIZE(ctx->key),
+ DMA_BIDIRECTIONAL,
+ DMA_ATTR_SKIP_CPU_SYNC);
+ if (dma_mapping_error(ctx->jrdev, ctx->adata.key_dma)) {
dev_err(ctx->jrdev, "unable to map key\n");
caam_jr_free(ctx->jrdev);
return -ENOMEM;
@@ -1859,7 +1856,7 @@ static int caam_hash_cra_init(struct crypto_tfm *tfm)
dev_err(ctx->jrdev, "unable to map shared descriptors\n");
if (is_xcbc_aes(caam_hash->alg_type))
- dma_unmap_single_attrs(ctx->jrdev, ctx->key_dma,
+ dma_unmap_single_attrs(ctx->jrdev, ctx->adata.key_dma,
ARRAY_SIZE(ctx->key),
DMA_BIDIRECTIONAL,
DMA_ATTR_SKIP_CPU_SYNC);
@@ -1895,7 +1892,7 @@ static void caam_hash_cra_exit(struct crypto_tfm *tfm)
offsetof(struct caam_hash_ctx, key),
ctx->dir, DMA_ATTR_SKIP_CPU_SYNC);
if (is_xcbc_aes(ctx->adata.algtype))
- dma_unmap_single_attrs(ctx->jrdev, ctx->key_dma,
+ dma_unmap_single_attrs(ctx->jrdev, ctx->adata.key_dma,
ARRAY_SIZE(ctx->key), DMA_BIDIRECTIONAL,
DMA_ATTR_SKIP_CPU_SYNC);
caam_jr_free(ctx->jrdev);
diff --git a/drivers/crypto/caam/caamhash_desc.c b/drivers/crypto/caam/caamhash_desc.c
index 71d018343ee4..78383d77da99 100644
--- a/drivers/crypto/caam/caamhash_desc.c
+++ b/drivers/crypto/caam/caamhash_desc.c
@@ -83,10 +83,9 @@ EXPORT_SYMBOL(cnstr_shdsc_ahash);
* @state: algorithm state OP_ALG_AS_{INIT, FINALIZE, INITFINALIZE, UPDATE}
* @digestsize: algorithm's digest size
* @ctx_len: size of Context Register
- * @key_dma: I/O Virtual Address of the key
*/
void cnstr_shdsc_sk_hash(u32 * const desc, struct alginfo *adata, u32 state,
- int digestsize, int ctx_len, dma_addr_t key_dma)
+ int digestsize, int ctx_len)
{
u32 *skip_key_load;
@@ -136,7 +135,7 @@ void cnstr_shdsc_sk_hash(u32 * const desc, struct alginfo *adata, u32 state,
LDST_SRCDST_BYTE_CONTEXT);
if (is_xcbc_aes(adata->algtype) && state == OP_ALG_AS_INIT)
/* Save K1 */
- append_fifo_store(desc, key_dma, adata->keylen,
+ append_fifo_store(desc, adata->key_dma, adata->keylen,
LDST_CLASS_1_CCB | FIFOST_TYPE_KEY_KEK);
}
EXPORT_SYMBOL(cnstr_shdsc_sk_hash);
diff --git a/drivers/crypto/caam/caamhash_desc.h b/drivers/crypto/caam/caamhash_desc.h
index 6947ee1f200c..4f369b8cb6ae 100644
--- a/drivers/crypto/caam/caamhash_desc.h
+++ b/drivers/crypto/caam/caamhash_desc.h
@@ -25,5 +25,5 @@ void cnstr_shdsc_ahash(u32 * const desc, struct alginfo *adata, u32 state,
int digestsize, int ctx_len, bool import_ctx, int era);
void cnstr_shdsc_sk_hash(u32 * const desc, struct alginfo *adata, u32 state,
- int digestsize, int ctx_len, dma_addr_t key_dma);
+ int digestsize, int ctx_len);
#endif /* _CAAMHASH_DESC_H_ */
diff --git a/drivers/crypto/caam/desc_constr.h b/drivers/crypto/caam/desc_constr.h
index 5988a26a2441..815417411a18 100644
--- a/drivers/crypto/caam/desc_constr.h
+++ b/drivers/crypto/caam/desc_constr.h
@@ -457,8 +457,8 @@ do { \
* functions where it is used.
* @keylen: length of the provided algorithm key, in bytes
* @keylen_pad: padded length of the provided algorithm key, in bytes
- * @key: address where algorithm key resides; virtual address if key_inline
- * is true, dma (bus) address if key_inline is false.
+ * @key_dma: dma (bus) address where algorithm key resides
+ * @key_virt: virtual address where algorithm key resides
* @key_inline: true - key can be inlined in the descriptor; false - key is
* referenced by the descriptor
*/
@@ -466,10 +466,8 @@ struct alginfo {
u32 algtype;
unsigned int keylen;
unsigned int keylen_pad;
- union {
- dma_addr_t key_dma;
- const void *key_virt;
- };
+ dma_addr_t key_dma;
+ const void *key_virt;
bool key_inline;
};
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-24 14:22:33 +0100