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authorLinus Torvalds <torvalds@linux-foundation.org>2011-11-25 21:55:07 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2011-11-25 21:55:07 -0800
commitdd38d298385cb054263e634cf94cf18dc3ae1fc1 (patch)
tree1176d6c5a490c1480537c73555a0df3b4164aac9 /drivers/crypto/mv_cesa.c
parent9c3973966fdd3f235466195189eca362557ef098 (diff)
parent274252862f386b7868f35bf5ceaa5391a8ccfdf3 (diff)
Merge git://github.com/herbertx/crypto
* git://github.com/herbertx/crypto: crypto: mv_cesa - fix hashing of chunks > 1920 bytes
Diffstat (limited to 'drivers/crypto/mv_cesa.c')
-rw-r--r--drivers/crypto/mv_cesa.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/crypto/mv_cesa.c b/drivers/crypto/mv_cesa.c
index 5c6f56f21443..dcd8babae9eb 100644
--- a/drivers/crypto/mv_cesa.c
+++ b/drivers/crypto/mv_cesa.c
@@ -343,11 +343,13 @@ static void mv_process_hash_current(int first_block)
else
op.config |= CFG_MID_FRAG;
- writel(req_ctx->state[0], cpg->reg + DIGEST_INITIAL_VAL_A);
- writel(req_ctx->state[1], cpg->reg + DIGEST_INITIAL_VAL_B);
- writel(req_ctx->state[2], cpg->reg + DIGEST_INITIAL_VAL_C);
- writel(req_ctx->state[3], cpg->reg + DIGEST_INITIAL_VAL_D);
- writel(req_ctx->state[4], cpg->reg + DIGEST_INITIAL_VAL_E);
+ if (first_block) {
+ writel(req_ctx->state[0], cpg->reg + DIGEST_INITIAL_VAL_A);
+ writel(req_ctx->state[1], cpg->reg + DIGEST_INITIAL_VAL_B);
+ writel(req_ctx->state[2], cpg->reg + DIGEST_INITIAL_VAL_C);
+ writel(req_ctx->state[3], cpg->reg + DIGEST_INITIAL_VAL_D);
+ writel(req_ctx->state[4], cpg->reg + DIGEST_INITIAL_VAL_E);
+ }
}
memcpy(cpg->sram + SRAM_CONFIG, &op, sizeof(struct sec_accel_config));