]> asedeno.scripts.mit.edu Git - linux.git/commitdiff
crypto: caam - completely remove error propagation handling
authorHoria Geantă <horia.geanta@nxp.com>
Wed, 9 Nov 2016 08:46:12 +0000 (10:46 +0200)
committerHerbert Xu <herbert@gondor.apana.org.au>
Sun, 13 Nov 2016 09:45:07 +0000 (17:45 +0800)
Commit 4464a7d4f53d756101291da26563f37f7fce40f3
("crypto: caam - remove error propagation handling")
removed error propagation handling only from caamalg.

Do this in all other places: caamhash, caamrng.
Update descriptors' lengths appropriately.

Signed-off-by: Horia Geantă <horia.geanta@nxp.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
drivers/crypto/caam/caamhash.c
drivers/crypto/caam/caamrng.c

index 660dc206969faa509ae8b858d2c2c8296e097d32..51990dd56024affb65fcc049be4a21895225cd38 100644 (file)
@@ -72,7 +72,7 @@
 #define CAAM_MAX_HASH_DIGEST_SIZE      SHA512_DIGEST_SIZE
 
 /* length of descriptors text */
-#define DESC_AHASH_BASE                        (4 * CAAM_CMD_SZ)
+#define DESC_AHASH_BASE                        (3 * CAAM_CMD_SZ)
 #define DESC_AHASH_UPDATE_LEN          (6 * CAAM_CMD_SZ)
 #define DESC_AHASH_UPDATE_FIRST_LEN    (DESC_AHASH_BASE + 4 * CAAM_CMD_SZ)
 #define DESC_AHASH_FINAL_LEN           (DESC_AHASH_BASE + 5 * CAAM_CMD_SZ)
@@ -246,9 +246,6 @@ static inline void init_sh_desc_key_ahash(u32 *desc, struct caam_hash_ctx *ctx)
 
                set_jump_tgt_here(desc, key_jump_cmd);
        }
-
-       /* Propagate errors from shared to job descriptor */
-       append_cmd(desc, SET_OK_NO_PROP_ERRORS | CMD_LOAD);
 }
 
 /*
index 9b92af2c72412fd05390da752956c9e52d84014d..bb1c118b2d1b0398aa77a8d0361bf8e522201723 100644 (file)
@@ -52,7 +52,7 @@
 
 /* length of descriptors */
 #define DESC_JOB_O_LEN                 (CAAM_CMD_SZ * 2 + CAAM_PTR_SZ * 2)
-#define DESC_RNG_LEN                   (4 * CAAM_CMD_SZ)
+#define DESC_RNG_LEN                   (3 * CAAM_CMD_SZ)
 
 /* Buffer, its dma address and lock */
 struct buf_data {
@@ -196,9 +196,6 @@ static inline int rng_create_sh_desc(struct caam_rng_ctx *ctx)
 
        init_sh_desc(desc, HDR_SHARE_SERIAL);
 
-       /* Propagate errors from shared to job descriptor */
-       append_cmd(desc, SET_OK_NO_PROP_ERRORS | CMD_LOAD);
-
        /* Generate random bytes */
        append_operation(desc, OP_ALG_ALGSEL_RNG | OP_TYPE_CLASS1_ALG);