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@@ -228,12 +228,19 @@ struct caam_ctx {
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unsigned int authsize;
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unsigned int authsize;
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};
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};
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-static void append_key_aead(u32 *desc, struct caam_ctx *ctx,
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- int keys_fit_inline, bool is_rfc3686)
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+static void init_sh_desc_key_aead(u32 *desc, struct caam_ctx *ctx,
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+ int keys_fit_inline, bool is_rfc3686)
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{
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{
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- u32 *nonce;
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+ u32 *key_jump_cmd;
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unsigned int enckeylen = ctx->enckeylen;
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unsigned int enckeylen = ctx->enckeylen;
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+ /* Note: Context registers are saved. */
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+ init_sh_desc(desc, HDR_SHARE_SERIAL | HDR_SAVECTX);
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+
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+ /* Skip if already shared */
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+ key_jump_cmd = append_jump(desc, JUMP_JSL | JUMP_TEST_ALL |
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+ JUMP_COND_SHRD);
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+
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/*
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/*
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* RFC3686 specific:
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* RFC3686 specific:
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* | ctx->key = {AUTH_KEY, ENC_KEY, NONCE}
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* | ctx->key = {AUTH_KEY, ENC_KEY, NONCE}
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@@ -258,6 +265,8 @@ static void append_key_aead(u32 *desc, struct caam_ctx *ctx,
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/* Load Counter into CONTEXT1 reg */
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/* Load Counter into CONTEXT1 reg */
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if (is_rfc3686) {
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if (is_rfc3686) {
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+ u32 *nonce;
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+
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nonce = (u32 *)((void *)ctx->key + ctx->split_key_pad_len +
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nonce = (u32 *)((void *)ctx->key + ctx->split_key_pad_len +
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enckeylen);
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enckeylen);
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append_load_as_imm(desc, nonce, CTR_RFC3686_NONCE_SIZE,
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append_load_as_imm(desc, nonce, CTR_RFC3686_NONCE_SIZE,
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@@ -269,21 +278,6 @@ static void append_key_aead(u32 *desc, struct caam_ctx *ctx,
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(16 << MOVE_OFFSET_SHIFT) |
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(16 << MOVE_OFFSET_SHIFT) |
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(CTR_RFC3686_NONCE_SIZE << MOVE_LEN_SHIFT));
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(CTR_RFC3686_NONCE_SIZE << MOVE_LEN_SHIFT));
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}
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}
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-}
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-
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-static void init_sh_desc_key_aead(u32 *desc, struct caam_ctx *ctx,
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- int keys_fit_inline, bool is_rfc3686)
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-{
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- u32 *key_jump_cmd;
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-
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- /* Note: Context registers are saved. */
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- init_sh_desc(desc, HDR_SHARE_SERIAL | HDR_SAVECTX);
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-
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- /* Skip if already shared */
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- key_jump_cmd = append_jump(desc, JUMP_JSL | JUMP_TEST_ALL |
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- JUMP_COND_SHRD);
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-
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- append_key_aead(desc, ctx, keys_fit_inline, is_rfc3686);
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set_jump_tgt_here(desc, key_jump_cmd);
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set_jump_tgt_here(desc, key_jump_cmd);
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}
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}
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