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@@ -65,6 +65,10 @@
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/* max IV is max of AES_BLOCK_SIZE, DES3_EDE_BLOCK_SIZE */
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#define CAAM_MAX_IV_LENGTH 16
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+#define AEAD_DESC_JOB_IO_LEN (DESC_JOB_IO_LEN + CAAM_CMD_SZ * 2)
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+#define GCM_DESC_JOB_IO_LEN (AEAD_DESC_JOB_IO_LEN + \
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+ CAAM_CMD_SZ * 4)
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+
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/* length of descriptors text */
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#define DESC_AEAD_BASE (4 * CAAM_CMD_SZ)
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#define DESC_AEAD_ENC_LEN (DESC_AEAD_BASE + 15 * CAAM_CMD_SZ)
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@@ -79,18 +83,16 @@
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#define DESC_AEAD_NULL_DEC_LEN (DESC_AEAD_NULL_BASE + 17 * CAAM_CMD_SZ)
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#define DESC_GCM_BASE (3 * CAAM_CMD_SZ)
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-#define DESC_GCM_ENC_LEN (DESC_GCM_BASE + 23 * CAAM_CMD_SZ)
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-#define DESC_GCM_DEC_LEN (DESC_GCM_BASE + 19 * CAAM_CMD_SZ)
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+#define DESC_GCM_ENC_LEN (DESC_GCM_BASE + 16 * CAAM_CMD_SZ)
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+#define DESC_GCM_DEC_LEN (DESC_GCM_BASE + 12 * CAAM_CMD_SZ)
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#define DESC_RFC4106_BASE (3 * CAAM_CMD_SZ)
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-#define DESC_RFC4106_ENC_LEN (DESC_RFC4106_BASE + 15 * CAAM_CMD_SZ)
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-#define DESC_RFC4106_DEC_LEN (DESC_RFC4106_BASE + 14 * CAAM_CMD_SZ)
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-#define DESC_RFC4106_GIVENC_LEN (DESC_RFC4106_BASE + 21 * CAAM_CMD_SZ)
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+#define DESC_RFC4106_ENC_LEN (DESC_RFC4106_BASE + 10 * CAAM_CMD_SZ)
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+#define DESC_RFC4106_DEC_LEN (DESC_RFC4106_BASE + 10 * CAAM_CMD_SZ)
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#define DESC_RFC4543_BASE (3 * CAAM_CMD_SZ)
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-#define DESC_RFC4543_ENC_LEN (DESC_RFC4543_BASE + 25 * CAAM_CMD_SZ)
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-#define DESC_RFC4543_DEC_LEN (DESC_RFC4543_BASE + 27 * CAAM_CMD_SZ)
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-#define DESC_RFC4543_GIVENC_LEN (DESC_RFC4543_BASE + 30 * CAAM_CMD_SZ)
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+#define DESC_RFC4543_ENC_LEN (DESC_RFC4543_BASE + 11 * CAAM_CMD_SZ)
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+#define DESC_RFC4543_DEC_LEN (DESC_RFC4543_BASE + 12 * CAAM_CMD_SZ)
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#define DESC_ABLKCIPHER_BASE (3 * CAAM_CMD_SZ)
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#define DESC_ABLKCIPHER_ENC_LEN (DESC_ABLKCIPHER_BASE + \
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@@ -98,9 +100,7 @@
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#define DESC_ABLKCIPHER_DEC_LEN (DESC_ABLKCIPHER_BASE + \
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15 * CAAM_CMD_SZ)
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-#define DESC_MAX_USED_BYTES (DESC_RFC4543_GIVENC_LEN + \
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- CAAM_MAX_KEY_SIZE)
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-#define DESC_MAX_USED_LEN (DESC_MAX_USED_BYTES / CAAM_CMD_SZ)
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+#define DESC_MAX_USED_LEN (CAAM_DESC_BYTES_MAX - DESC_JOB_IO_LEN)
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#ifdef DEBUG
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/* for print_hex_dumps with line references */
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@@ -273,7 +273,7 @@ static int aead_null_set_sh_desc(struct crypto_aead *aead)
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ctx->split_key_pad_len <= CAAM_DESC_BYTES_MAX)
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keys_fit_inline = true;
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- /* aead_encrypt shared descriptor */
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+ /* old_aead_encrypt shared descriptor */
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desc = ctx->sh_desc_enc;
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init_sh_desc(desc, HDR_SHARE_SERIAL);
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@@ -362,7 +362,7 @@ static int aead_null_set_sh_desc(struct crypto_aead *aead)
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desc = ctx->sh_desc_dec;
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- /* aead_decrypt shared descriptor */
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+ /* old_aead_decrypt shared descriptor */
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init_sh_desc(desc, HDR_SHARE_SERIAL);
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/* Skip if already shared */
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@@ -496,7 +496,7 @@ static int aead_set_sh_desc(struct crypto_aead *aead)
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CAAM_DESC_BYTES_MAX)
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keys_fit_inline = true;
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- /* aead_encrypt shared descriptor */
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+ /* old_aead_encrypt shared descriptor */
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desc = ctx->sh_desc_enc;
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/* Note: Context registers are saved. */
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@@ -565,7 +565,7 @@ static int aead_set_sh_desc(struct crypto_aead *aead)
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CAAM_DESC_BYTES_MAX)
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keys_fit_inline = true;
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- /* aead_decrypt shared descriptor */
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+ /* old_aead_decrypt shared descriptor */
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desc = ctx->sh_desc_dec;
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/* Note: Context registers are saved. */
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@@ -738,7 +738,6 @@ static int aead_setauthsize(struct crypto_aead *authenc,
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static int gcm_set_sh_desc(struct crypto_aead *aead)
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{
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- unsigned int ivsize = crypto_aead_ivsize(aead);
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struct caam_ctx *ctx = crypto_aead_ctx(aead);
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struct device *jrdev = ctx->jrdev;
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bool keys_fit_inline = false;
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@@ -754,7 +753,7 @@ static int gcm_set_sh_desc(struct crypto_aead *aead)
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* Job Descriptor and Shared Descriptor
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* must fit into the 64-word Descriptor h/w Buffer
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*/
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- if (DESC_GCM_ENC_LEN + DESC_JOB_IO_LEN +
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+ if (DESC_GCM_ENC_LEN + GCM_DESC_JOB_IO_LEN +
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ctx->enckeylen <= CAAM_DESC_BYTES_MAX)
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keys_fit_inline = true;
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@@ -777,34 +776,34 @@ static int gcm_set_sh_desc(struct crypto_aead *aead)
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append_operation(desc, ctx->class1_alg_type |
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OP_ALG_AS_INITFINAL | OP_ALG_ENCRYPT);
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- /* cryptlen = seqoutlen - authsize */
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- append_math_sub_imm_u32(desc, REG3, SEQOUTLEN, IMM, ctx->authsize);
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+ /* if assoclen + cryptlen is ZERO, skip to ICV write */
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+ append_math_sub(desc, VARSEQOUTLEN, SEQINLEN, REG0, CAAM_CMD_SZ);
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+ zero_assoc_jump_cmd2 = append_jump(desc, JUMP_TEST_ALL |
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+ JUMP_COND_MATH_Z);
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- /* assoclen + cryptlen = seqinlen - ivsize */
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- append_math_sub_imm_u32(desc, REG2, SEQINLEN, IMM, ivsize);
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+ /* if assoclen is ZERO, skip reading the assoc data */
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+ append_math_add(desc, VARSEQINLEN, ZERO, REG3, CAAM_CMD_SZ);
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+ zero_assoc_jump_cmd1 = append_jump(desc, JUMP_TEST_ALL |
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+ JUMP_COND_MATH_Z);
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- /* assoclen = (assoclen + cryptlen) - cryptlen */
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- append_math_sub(desc, REG1, REG2, REG3, CAAM_CMD_SZ);
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+ append_math_add(desc, VARSEQOUTLEN, ZERO, REG3, CAAM_CMD_SZ);
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+
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+ /* skip assoc data */
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+ append_seq_fifo_store(desc, 0, FIFOST_TYPE_SKIP | FIFOLDST_VLF);
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+
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+ /* cryptlen = seqinlen - assoclen */
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+ append_math_sub(desc, VARSEQOUTLEN, SEQINLEN, REG3, CAAM_CMD_SZ);
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/* if cryptlen is ZERO jump to zero-payload commands */
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- append_math_add(desc, VARSEQOUTLEN, ZERO, REG3, CAAM_CMD_SZ);
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zero_payload_jump_cmd = append_jump(desc, JUMP_TEST_ALL |
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JUMP_COND_MATH_Z);
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- /* read IV */
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- append_seq_fifo_load(desc, ivsize, FIFOLD_CLASS_CLASS1 |
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- FIFOLD_TYPE_IV | FIFOLD_TYPE_FLUSH1);
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-
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- /* if assoclen is ZERO, skip reading the assoc data */
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- append_math_add(desc, VARSEQINLEN, ZERO, REG1, CAAM_CMD_SZ);
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- zero_assoc_jump_cmd1 = append_jump(desc, JUMP_TEST_ALL |
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- JUMP_COND_MATH_Z);
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/* read assoc data */
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append_seq_fifo_load(desc, 0, FIFOLD_CLASS_CLASS1 | FIFOLDST_VLF |
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FIFOLD_TYPE_AAD | FIFOLD_TYPE_FLUSH1);
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set_jump_tgt_here(desc, zero_assoc_jump_cmd1);
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- append_math_add(desc, VARSEQINLEN, ZERO, REG3, CAAM_CMD_SZ);
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+ append_math_sub(desc, VARSEQINLEN, SEQINLEN, REG0, CAAM_CMD_SZ);
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/* write encrypted data */
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append_seq_fifo_store(desc, 0, FIFOST_TYPE_MESSAGE_DATA | FIFOLDST_VLF);
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@@ -814,31 +813,17 @@ static int gcm_set_sh_desc(struct crypto_aead *aead)
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FIFOLD_TYPE_MSG | FIFOLD_TYPE_LAST1);
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/* jump the zero-payload commands */
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- append_jump(desc, JUMP_TEST_ALL | 7);
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+ append_jump(desc, JUMP_TEST_ALL | 2);
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/* zero-payload commands */
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set_jump_tgt_here(desc, zero_payload_jump_cmd);
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- /* if assoclen is ZERO, jump to IV reading - is the only input data */
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- append_math_add(desc, VARSEQINLEN, ZERO, REG1, CAAM_CMD_SZ);
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- zero_assoc_jump_cmd2 = append_jump(desc, JUMP_TEST_ALL |
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- JUMP_COND_MATH_Z);
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- /* read IV */
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- append_seq_fifo_load(desc, ivsize, FIFOLD_CLASS_CLASS1 |
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- FIFOLD_TYPE_IV | FIFOLD_TYPE_FLUSH1);
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-
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/* read assoc data */
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append_seq_fifo_load(desc, 0, FIFOLD_CLASS_CLASS1 | FIFOLDST_VLF |
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FIFOLD_TYPE_AAD | FIFOLD_TYPE_LAST1);
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- /* jump to ICV writing */
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- append_jump(desc, JUMP_TEST_ALL | 2);
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-
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- /* read IV - is the only input data */
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+ /* There is no input data */
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set_jump_tgt_here(desc, zero_assoc_jump_cmd2);
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- append_seq_fifo_load(desc, ivsize, FIFOLD_CLASS_CLASS1 |
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- FIFOLD_TYPE_IV | FIFOLD_TYPE_FLUSH1 |
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- FIFOLD_TYPE_LAST1);
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/* write ICV */
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append_seq_store(desc, ctx->authsize, LDST_CLASS_1_CCB |
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@@ -862,7 +847,7 @@ static int gcm_set_sh_desc(struct crypto_aead *aead)
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* must all fit into the 64-word Descriptor h/w Buffer
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*/
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keys_fit_inline = false;
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- if (DESC_GCM_DEC_LEN + DESC_JOB_IO_LEN +
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+ if (DESC_GCM_DEC_LEN + GCM_DESC_JOB_IO_LEN +
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ctx->enckeylen <= CAAM_DESC_BYTES_MAX)
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keys_fit_inline = true;
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@@ -886,33 +871,30 @@ static int gcm_set_sh_desc(struct crypto_aead *aead)
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append_operation(desc, ctx->class1_alg_type |
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OP_ALG_AS_INITFINAL | OP_ALG_DECRYPT | OP_ALG_ICV_ON);
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- /* assoclen + cryptlen = seqinlen - ivsize - icvsize */
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- append_math_sub_imm_u32(desc, REG3, SEQINLEN, IMM,
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- ctx->authsize + ivsize);
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-
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- /* assoclen = (assoclen + cryptlen) - cryptlen */
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- append_math_sub(desc, REG2, SEQOUTLEN, REG0, CAAM_CMD_SZ);
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- append_math_sub(desc, REG1, REG3, REG2, CAAM_CMD_SZ);
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+ /* if assoclen is ZERO, skip reading the assoc data */
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+ append_math_add(desc, VARSEQINLEN, ZERO, REG3, CAAM_CMD_SZ);
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+ zero_assoc_jump_cmd1 = append_jump(desc, JUMP_TEST_ALL |
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+ JUMP_COND_MATH_Z);
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- /* read IV */
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- append_seq_fifo_load(desc, ivsize, FIFOLD_CLASS_CLASS1 |
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- FIFOLD_TYPE_IV | FIFOLD_TYPE_FLUSH1);
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+ append_math_add(desc, VARSEQOUTLEN, ZERO, REG3, CAAM_CMD_SZ);
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- /* jump to zero-payload command if cryptlen is zero */
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- append_math_add(desc, VARSEQOUTLEN, ZERO, REG2, CAAM_CMD_SZ);
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- zero_payload_jump_cmd = append_jump(desc, JUMP_TEST_ALL |
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- JUMP_COND_MATH_Z);
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+ /* skip assoc data */
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+ append_seq_fifo_store(desc, 0, FIFOST_TYPE_SKIP | FIFOLDST_VLF);
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- append_math_add(desc, VARSEQINLEN, ZERO, REG1, CAAM_CMD_SZ);
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- /* if asoclen is ZERO, skip reading assoc data */
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- zero_assoc_jump_cmd1 = append_jump(desc, JUMP_TEST_ALL |
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- JUMP_COND_MATH_Z);
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/* read assoc data */
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append_seq_fifo_load(desc, 0, FIFOLD_CLASS_CLASS1 | FIFOLDST_VLF |
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FIFOLD_TYPE_AAD | FIFOLD_TYPE_FLUSH1);
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+
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set_jump_tgt_here(desc, zero_assoc_jump_cmd1);
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- append_math_add(desc, VARSEQINLEN, ZERO, REG2, CAAM_CMD_SZ);
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+ /* cryptlen = seqoutlen - assoclen */
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+ append_math_sub(desc, VARSEQINLEN, SEQOUTLEN, REG0, CAAM_CMD_SZ);
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+
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+ /* jump to zero-payload command if cryptlen is zero */
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+ zero_payload_jump_cmd = append_jump(desc, JUMP_TEST_ALL |
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+ JUMP_COND_MATH_Z);
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+
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+ append_math_sub(desc, VARSEQOUTLEN, SEQOUTLEN, REG0, CAAM_CMD_SZ);
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/* store encrypted data */
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append_seq_fifo_store(desc, 0, FIFOST_TYPE_MESSAGE_DATA | FIFOLDST_VLF);
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@@ -921,21 +903,9 @@ static int gcm_set_sh_desc(struct crypto_aead *aead)
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append_seq_fifo_load(desc, 0, FIFOLD_CLASS_CLASS1 | FIFOLDST_VLF |
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FIFOLD_TYPE_MSG | FIFOLD_TYPE_FLUSH1);
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- /* jump the zero-payload commands */
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- append_jump(desc, JUMP_TEST_ALL | 4);
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-
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/* zero-payload command */
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set_jump_tgt_here(desc, zero_payload_jump_cmd);
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- /* if assoclen is ZERO, jump to ICV reading */
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- append_math_add(desc, VARSEQINLEN, ZERO, REG1, CAAM_CMD_SZ);
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- zero_assoc_jump_cmd2 = append_jump(desc, JUMP_TEST_ALL |
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- JUMP_COND_MATH_Z);
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- /* read assoc data */
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- append_seq_fifo_load(desc, 0, FIFOLD_CLASS_CLASS1 | FIFOLDST_VLF |
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- FIFOLD_TYPE_AAD | FIFOLD_TYPE_FLUSH1);
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- set_jump_tgt_here(desc, zero_assoc_jump_cmd2);
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-
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/* read ICV */
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append_seq_fifo_load(desc, ctx->authsize, FIFOLD_CLASS_CLASS1 |
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FIFOLD_TYPE_ICV | FIFOLD_TYPE_LAST1);
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@@ -968,13 +938,11 @@ static int gcm_setauthsize(struct crypto_aead *authenc, unsigned int authsize)
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static int rfc4106_set_sh_desc(struct crypto_aead *aead)
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{
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- unsigned int ivsize = crypto_aead_ivsize(aead);
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struct caam_ctx *ctx = crypto_aead_ctx(aead);
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struct device *jrdev = ctx->jrdev;
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bool keys_fit_inline = false;
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- u32 *key_jump_cmd, *move_cmd, *write_iv_cmd;
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+ u32 *key_jump_cmd;
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u32 *desc;
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- u32 geniv;
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if (!ctx->enckeylen || !ctx->authsize)
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return 0;
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@@ -984,7 +952,7 @@ static int rfc4106_set_sh_desc(struct crypto_aead *aead)
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* Job Descriptor and Shared Descriptor
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* must fit into the 64-word Descriptor h/w Buffer
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*/
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- if (DESC_RFC4106_ENC_LEN + DESC_JOB_IO_LEN +
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+ if (DESC_RFC4106_ENC_LEN + GCM_DESC_JOB_IO_LEN +
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ctx->enckeylen <= CAAM_DESC_BYTES_MAX)
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keys_fit_inline = true;
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@@ -1007,29 +975,21 @@ static int rfc4106_set_sh_desc(struct crypto_aead *aead)
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append_operation(desc, ctx->class1_alg_type |
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OP_ALG_AS_INITFINAL | OP_ALG_ENCRYPT);
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- /* cryptlen = seqoutlen - authsize */
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- append_math_sub_imm_u32(desc, REG3, SEQOUTLEN, IMM, ctx->authsize);
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+ append_math_add(desc, VARSEQINLEN, ZERO, REG3, CAAM_CMD_SZ);
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append_math_add(desc, VARSEQOUTLEN, ZERO, REG3, CAAM_CMD_SZ);
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- /* assoclen + cryptlen = seqinlen - ivsize */
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- append_math_sub_imm_u32(desc, REG2, SEQINLEN, IMM, ivsize);
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-
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- /* assoclen = (assoclen + cryptlen) - cryptlen */
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- append_math_sub(desc, VARSEQINLEN, REG2, REG3, CAAM_CMD_SZ);
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-
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- /* Read Salt */
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- append_fifo_load_as_imm(desc, (void *)(ctx->key + ctx->enckeylen),
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- 4, FIFOLD_CLASS_CLASS1 | FIFOLD_TYPE_IV);
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- /* Read AES-GCM-ESP IV */
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- append_seq_fifo_load(desc, ivsize, FIFOLD_CLASS_CLASS1 |
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- FIFOLD_TYPE_IV | FIFOLD_TYPE_FLUSH1);
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+ /* Skip assoc data */
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+ append_seq_fifo_store(desc, 0, FIFOST_TYPE_SKIP | FIFOLDST_VLF);
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/* Read assoc data */
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append_seq_fifo_load(desc, 0, FIFOLD_CLASS_CLASS1 | FIFOLDST_VLF |
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FIFOLD_TYPE_AAD | FIFOLD_TYPE_FLUSH1);
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+ /* cryptlen = seqoutlen - assoclen */
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+ append_math_sub(desc, VARSEQOUTLEN, SEQINLEN, REG0, CAAM_CMD_SZ);
|
|
|
+
|
|
|
/* Will read cryptlen bytes */
|
|
|
- append_math_add(desc, VARSEQINLEN, ZERO, REG3, CAAM_CMD_SZ);
|
|
|
+ append_math_sub(desc, VARSEQINLEN, SEQINLEN, REG0, CAAM_CMD_SZ);
|
|
|
|
|
|
/* Write encrypted data */
|
|
|
append_seq_fifo_store(desc, 0, FIFOST_TYPE_MESSAGE_DATA | FIFOLDST_VLF);
|
|
@@ -1083,30 +1043,21 @@ static int rfc4106_set_sh_desc(struct crypto_aead *aead)
|
|
|
append_operation(desc, ctx->class1_alg_type |
|
|
|
OP_ALG_AS_INITFINAL | OP_ALG_DECRYPT | OP_ALG_ICV_ON);
|
|
|
|
|
|
- /* assoclen + cryptlen = seqinlen - ivsize - icvsize */
|
|
|
- append_math_sub_imm_u32(desc, REG3, SEQINLEN, IMM,
|
|
|
- ctx->authsize + ivsize);
|
|
|
-
|
|
|
- /* assoclen = (assoclen + cryptlen) - cryptlen */
|
|
|
- append_math_sub(desc, REG2, SEQOUTLEN, REG0, CAAM_CMD_SZ);
|
|
|
- append_math_sub(desc, VARSEQINLEN, REG3, REG2, CAAM_CMD_SZ);
|
|
|
-
|
|
|
- /* Will write cryptlen bytes */
|
|
|
- append_math_sub(desc, VARSEQOUTLEN, SEQOUTLEN, REG0, CAAM_CMD_SZ);
|
|
|
+ append_math_add(desc, VARSEQINLEN, ZERO, REG3, CAAM_CMD_SZ);
|
|
|
+ append_math_add(desc, VARSEQOUTLEN, ZERO, REG3, CAAM_CMD_SZ);
|
|
|
|
|
|
- /* Read Salt */
|
|
|
- append_fifo_load_as_imm(desc, (void *)(ctx->key + ctx->enckeylen),
|
|
|
- 4, FIFOLD_CLASS_CLASS1 | FIFOLD_TYPE_IV);
|
|
|
- /* Read AES-GCM-ESP IV */
|
|
|
- append_seq_fifo_load(desc, ivsize, FIFOLD_CLASS_CLASS1 |
|
|
|
- FIFOLD_TYPE_IV | FIFOLD_TYPE_FLUSH1);
|
|
|
+ /* Skip assoc data */
|
|
|
+ append_seq_fifo_store(desc, 0, FIFOST_TYPE_SKIP | FIFOLDST_VLF);
|
|
|
|
|
|
/* Read assoc data */
|
|
|
append_seq_fifo_load(desc, 0, FIFOLD_CLASS_CLASS1 | FIFOLDST_VLF |
|
|
|
FIFOLD_TYPE_AAD | FIFOLD_TYPE_FLUSH1);
|
|
|
|
|
|
+ /* Will write cryptlen bytes */
|
|
|
+ append_math_sub(desc, VARSEQOUTLEN, SEQOUTLEN, REG0, CAAM_CMD_SZ);
|
|
|
+
|
|
|
/* Will read cryptlen bytes */
|
|
|
- append_math_add(desc, VARSEQINLEN, ZERO, REG2, CAAM_CMD_SZ);
|
|
|
+ append_math_sub(desc, VARSEQINLEN, SEQOUTLEN, REG0, CAAM_CMD_SZ);
|
|
|
|
|
|
/* Store payload data */
|
|
|
append_seq_fifo_store(desc, 0, FIFOST_TYPE_MESSAGE_DATA | FIFOLDST_VLF);
|
|
@@ -1132,107 +1083,6 @@ static int rfc4106_set_sh_desc(struct crypto_aead *aead)
|
|
|
desc_bytes(desc), 1);
|
|
|
#endif
|
|
|
|
|
|
- /*
|
|
|
- * Job Descriptor and Shared Descriptors
|
|
|
- * must all fit into the 64-word Descriptor h/w Buffer
|
|
|
- */
|
|
|
- keys_fit_inline = false;
|
|
|
- if (DESC_RFC4106_GIVENC_LEN + DESC_JOB_IO_LEN +
|
|
|
- ctx->split_key_pad_len + ctx->enckeylen <=
|
|
|
- CAAM_DESC_BYTES_MAX)
|
|
|
- keys_fit_inline = true;
|
|
|
-
|
|
|
- /* rfc4106_givencrypt shared descriptor */
|
|
|
- desc = ctx->sh_desc_givenc;
|
|
|
-
|
|
|
- init_sh_desc(desc, HDR_SHARE_SERIAL);
|
|
|
-
|
|
|
- /* Skip key loading if it is loaded due to sharing */
|
|
|
- key_jump_cmd = append_jump(desc, JUMP_JSL | JUMP_TEST_ALL |
|
|
|
- JUMP_COND_SHRD);
|
|
|
- if (keys_fit_inline)
|
|
|
- append_key_as_imm(desc, (void *)ctx->key, ctx->enckeylen,
|
|
|
- ctx->enckeylen, CLASS_1 | KEY_DEST_CLASS_REG);
|
|
|
- else
|
|
|
- append_key(desc, ctx->key_dma, ctx->enckeylen,
|
|
|
- CLASS_1 | KEY_DEST_CLASS_REG);
|
|
|
- set_jump_tgt_here(desc, key_jump_cmd);
|
|
|
-
|
|
|
- /* Generate IV */
|
|
|
- geniv = NFIFOENTRY_STYPE_PAD | NFIFOENTRY_DEST_DECO |
|
|
|
- NFIFOENTRY_DTYPE_MSG | NFIFOENTRY_LC1 |
|
|
|
- NFIFOENTRY_PTYPE_RND | (ivsize << NFIFOENTRY_DLEN_SHIFT);
|
|
|
- append_load_imm_u32(desc, geniv, LDST_CLASS_IND_CCB |
|
|
|
- LDST_SRCDST_WORD_INFO_FIFO | LDST_IMM);
|
|
|
- append_cmd(desc, CMD_LOAD | DISABLE_AUTO_INFO_FIFO);
|
|
|
- move_cmd = append_move(desc, MOVE_SRC_INFIFO | MOVE_DEST_DESCBUF |
|
|
|
- (ivsize << MOVE_LEN_SHIFT));
|
|
|
- append_cmd(desc, CMD_LOAD | ENABLE_AUTO_INFO_FIFO);
|
|
|
-
|
|
|
- /* Copy generated IV to OFIFO */
|
|
|
- write_iv_cmd = append_move(desc, MOVE_SRC_DESCBUF | MOVE_DEST_OUTFIFO |
|
|
|
- (ivsize << MOVE_LEN_SHIFT));
|
|
|
-
|
|
|
- /* Class 1 operation */
|
|
|
- append_operation(desc, ctx->class1_alg_type |
|
|
|
- OP_ALG_AS_INITFINAL | OP_ALG_ENCRYPT);
|
|
|
-
|
|
|
- /* ivsize + cryptlen = seqoutlen - authsize */
|
|
|
- append_math_sub_imm_u32(desc, REG3, SEQOUTLEN, IMM, ctx->authsize);
|
|
|
-
|
|
|
- /* assoclen = seqinlen - (ivsize + cryptlen) */
|
|
|
- append_math_sub(desc, VARSEQINLEN, SEQINLEN, REG3, CAAM_CMD_SZ);
|
|
|
-
|
|
|
- /* Will write ivsize + cryptlen */
|
|
|
- append_math_add(desc, VARSEQOUTLEN, REG3, REG0, CAAM_CMD_SZ);
|
|
|
-
|
|
|
- /* Read Salt and generated IV */
|
|
|
- append_cmd(desc, CMD_FIFO_LOAD | FIFOLD_CLASS_CLASS1 | FIFOLD_TYPE_IV |
|
|
|
- FIFOLD_TYPE_FLUSH1 | IMMEDIATE | 12);
|
|
|
- /* Append Salt */
|
|
|
- append_data(desc, (void *)(ctx->key + ctx->enckeylen), 4);
|
|
|
- set_move_tgt_here(desc, move_cmd);
|
|
|
- set_move_tgt_here(desc, write_iv_cmd);
|
|
|
- /* Blank commands. Will be overwritten by generated IV. */
|
|
|
- append_cmd(desc, 0x00000000);
|
|
|
- append_cmd(desc, 0x00000000);
|
|
|
- /* End of blank commands */
|
|
|
-
|
|
|
- /* No need to reload iv */
|
|
|
- append_seq_fifo_load(desc, ivsize, FIFOLD_CLASS_SKIP);
|
|
|
-
|
|
|
- /* Read assoc data */
|
|
|
- append_seq_fifo_load(desc, 0, FIFOLD_CLASS_CLASS1 | FIFOLDST_VLF |
|
|
|
- FIFOLD_TYPE_AAD | FIFOLD_TYPE_FLUSH1);
|
|
|
-
|
|
|
- /* Will read cryptlen */
|
|
|
- append_math_add(desc, VARSEQINLEN, SEQINLEN, REG0, CAAM_CMD_SZ);
|
|
|
-
|
|
|
- /* Store generated IV and encrypted data */
|
|
|
- append_seq_fifo_store(desc, 0, FIFOST_TYPE_MESSAGE_DATA | FIFOLDST_VLF);
|
|
|
-
|
|
|
- /* Read payload data */
|
|
|
- append_seq_fifo_load(desc, 0, FIFOLD_CLASS_CLASS1 | FIFOLDST_VLF |
|
|
|
- FIFOLD_TYPE_MSG | FIFOLD_TYPE_LAST1);
|
|
|
-
|
|
|
- /* Write ICV */
|
|
|
- append_seq_store(desc, ctx->authsize, LDST_CLASS_1_CCB |
|
|
|
- LDST_SRCDST_BYTE_CONTEXT);
|
|
|
-
|
|
|
- ctx->sh_desc_givenc_dma = dma_map_single(jrdev, desc,
|
|
|
- desc_bytes(desc),
|
|
|
- DMA_TO_DEVICE);
|
|
|
- if (dma_mapping_error(jrdev, ctx->sh_desc_givenc_dma)) {
|
|
|
- dev_err(jrdev, "unable to map shared descriptor\n");
|
|
|
- return -ENOMEM;
|
|
|
- }
|
|
|
-#ifdef DEBUG
|
|
|
- print_hex_dump(KERN_ERR,
|
|
|
- "rfc4106 givenc shdesc@"__stringify(__LINE__)": ",
|
|
|
- DUMP_PREFIX_ADDRESS, 16, 4, desc,
|
|
|
- desc_bytes(desc), 1);
|
|
|
-#endif
|
|
|
-
|
|
|
return 0;
|
|
|
}
|
|
|
|
|
@@ -1249,14 +1099,12 @@ static int rfc4106_setauthsize(struct crypto_aead *authenc,
|
|
|
|
|
|
static int rfc4543_set_sh_desc(struct crypto_aead *aead)
|
|
|
{
|
|
|
- unsigned int ivsize = crypto_aead_ivsize(aead);
|
|
|
struct caam_ctx *ctx = crypto_aead_ctx(aead);
|
|
|
struct device *jrdev = ctx->jrdev;
|
|
|
bool keys_fit_inline = false;
|
|
|
- u32 *key_jump_cmd, *write_iv_cmd, *write_aad_cmd;
|
|
|
+ u32 *key_jump_cmd;
|
|
|
u32 *read_move_cmd, *write_move_cmd;
|
|
|
u32 *desc;
|
|
|
- u32 geniv;
|
|
|
|
|
|
if (!ctx->enckeylen || !ctx->authsize)
|
|
|
return 0;
|
|
@@ -1266,7 +1114,7 @@ static int rfc4543_set_sh_desc(struct crypto_aead *aead)
|
|
|
* Job Descriptor and Shared Descriptor
|
|
|
* must fit into the 64-word Descriptor h/w Buffer
|
|
|
*/
|
|
|
- if (DESC_RFC4543_ENC_LEN + DESC_JOB_IO_LEN +
|
|
|
+ if (DESC_RFC4543_ENC_LEN + GCM_DESC_JOB_IO_LEN +
|
|
|
ctx->enckeylen <= CAAM_DESC_BYTES_MAX)
|
|
|
keys_fit_inline = true;
|
|
|
|
|
@@ -1289,48 +1137,8 @@ static int rfc4543_set_sh_desc(struct crypto_aead *aead)
|
|
|
append_operation(desc, ctx->class1_alg_type |
|
|
|
OP_ALG_AS_INITFINAL | OP_ALG_ENCRYPT);
|
|
|
|
|
|
- /* Load AES-GMAC ESP IV into Math1 register */
|
|
|
- append_cmd(desc, CMD_SEQ_LOAD | LDST_SRCDST_WORD_DECO_MATH1 |
|
|
|
- LDST_CLASS_DECO | ivsize);
|
|
|
-
|
|
|
- /* Wait the DMA transaction to finish */
|
|
|
- append_jump(desc, JUMP_TEST_ALL | JUMP_COND_CALM |
|
|
|
- (1 << JUMP_OFFSET_SHIFT));
|
|
|
-
|
|
|
- /* Overwrite blank immediate AES-GMAC ESP IV data */
|
|
|
- write_iv_cmd = append_move(desc, MOVE_SRC_MATH1 | MOVE_DEST_DESCBUF |
|
|
|
- (ivsize << MOVE_LEN_SHIFT));
|
|
|
-
|
|
|
- /* Overwrite blank immediate AAD data */
|
|
|
- write_aad_cmd = append_move(desc, MOVE_SRC_MATH1 | MOVE_DEST_DESCBUF |
|
|
|
- (ivsize << MOVE_LEN_SHIFT));
|
|
|
-
|
|
|
- /* cryptlen = seqoutlen - authsize */
|
|
|
- append_math_sub_imm_u32(desc, REG3, SEQOUTLEN, IMM, ctx->authsize);
|
|
|
-
|
|
|
- /* assoclen = (seqinlen - ivsize) - cryptlen */
|
|
|
- append_math_sub(desc, VARSEQINLEN, SEQINLEN, REG3, CAAM_CMD_SZ);
|
|
|
-
|
|
|
- /* Read Salt and AES-GMAC ESP IV */
|
|
|
- append_cmd(desc, CMD_FIFO_LOAD | FIFOLD_CLASS_CLASS1 | IMMEDIATE |
|
|
|
- FIFOLD_TYPE_IV | FIFOLD_TYPE_FLUSH1 | (4 + ivsize));
|
|
|
- /* Append Salt */
|
|
|
- append_data(desc, (void *)(ctx->key + ctx->enckeylen), 4);
|
|
|
- set_move_tgt_here(desc, write_iv_cmd);
|
|
|
- /* Blank commands. Will be overwritten by AES-GMAC ESP IV. */
|
|
|
- append_cmd(desc, 0x00000000);
|
|
|
- append_cmd(desc, 0x00000000);
|
|
|
- /* End of blank commands */
|
|
|
-
|
|
|
- /* Read assoc data */
|
|
|
- append_seq_fifo_load(desc, 0, FIFOLD_CLASS_CLASS1 | FIFOLDST_VLF |
|
|
|
- FIFOLD_TYPE_AAD);
|
|
|
-
|
|
|
- /* Will read cryptlen bytes */
|
|
|
- append_math_add(desc, VARSEQINLEN, ZERO, REG3, CAAM_CMD_SZ);
|
|
|
-
|
|
|
- /* Will write cryptlen bytes */
|
|
|
- append_math_add(desc, VARSEQOUTLEN, ZERO, REG3, CAAM_CMD_SZ);
|
|
|
+ /* assoclen + cryptlen = seqinlen */
|
|
|
+ append_math_sub(desc, REG3, SEQINLEN, REG0, CAAM_CMD_SZ);
|
|
|
|
|
|
/*
|
|
|
* MOVE_LEN opcode is not available in all SEC HW revisions,
|
|
@@ -1342,16 +1150,13 @@ static int rfc4543_set_sh_desc(struct crypto_aead *aead)
|
|
|
write_move_cmd = append_move(desc, MOVE_SRC_MATH3 | MOVE_DEST_DESCBUF |
|
|
|
(0x8 << MOVE_LEN_SHIFT));
|
|
|
|
|
|
- /* Authenticate AES-GMAC ESP IV */
|
|
|
- append_cmd(desc, CMD_FIFO_LOAD | FIFOLD_CLASS_CLASS1 | IMMEDIATE |
|
|
|
- FIFOLD_TYPE_AAD | ivsize);
|
|
|
- set_move_tgt_here(desc, write_aad_cmd);
|
|
|
- /* Blank commands. Will be overwritten by AES-GMAC ESP IV. */
|
|
|
- append_cmd(desc, 0x00000000);
|
|
|
- append_cmd(desc, 0x00000000);
|
|
|
- /* End of blank commands */
|
|
|
+ /* Will read assoclen + cryptlen bytes */
|
|
|
+ append_math_sub(desc, VARSEQINLEN, SEQINLEN, REG0, CAAM_CMD_SZ);
|
|
|
|
|
|
- /* Read and write cryptlen bytes */
|
|
|
+ /* Will write assoclen + cryptlen bytes */
|
|
|
+ append_math_sub(desc, VARSEQOUTLEN, SEQINLEN, REG0, CAAM_CMD_SZ);
|
|
|
+
|
|
|
+ /* Read and write assoclen + cryptlen bytes */
|
|
|
aead_append_src_dst(desc, FIFOLD_TYPE_AAD);
|
|
|
|
|
|
set_move_tgt_here(desc, read_move_cmd);
|
|
@@ -1382,7 +1187,7 @@ static int rfc4543_set_sh_desc(struct crypto_aead *aead)
|
|
|
* must all fit into the 64-word Descriptor h/w Buffer
|
|
|
*/
|
|
|
keys_fit_inline = false;
|
|
|
- if (DESC_RFC4543_DEC_LEN + DESC_JOB_IO_LEN +
|
|
|
+ if (DESC_RFC4543_DEC_LEN + GCM_DESC_JOB_IO_LEN +
|
|
|
ctx->enckeylen <= CAAM_DESC_BYTES_MAX)
|
|
|
keys_fit_inline = true;
|
|
|
|
|
@@ -1405,28 +1210,8 @@ static int rfc4543_set_sh_desc(struct crypto_aead *aead)
|
|
|
append_operation(desc, ctx->class1_alg_type |
|
|
|
OP_ALG_AS_INITFINAL | OP_ALG_DECRYPT | OP_ALG_ICV_ON);
|
|
|
|
|
|
- /* Load AES-GMAC ESP IV into Math1 register */
|
|
|
- append_cmd(desc, CMD_SEQ_LOAD | LDST_SRCDST_WORD_DECO_MATH1 |
|
|
|
- LDST_CLASS_DECO | ivsize);
|
|
|
-
|
|
|
- /* Wait the DMA transaction to finish */
|
|
|
- append_jump(desc, JUMP_TEST_ALL | JUMP_COND_CALM |
|
|
|
- (1 << JUMP_OFFSET_SHIFT));
|
|
|
-
|
|
|
- /* assoclen + cryptlen = (seqinlen - ivsize) - icvsize */
|
|
|
- append_math_sub_imm_u32(desc, REG3, SEQINLEN, IMM, ctx->authsize);
|
|
|
-
|
|
|
- /* Overwrite blank immediate AES-GMAC ESP IV data */
|
|
|
- write_iv_cmd = append_move(desc, MOVE_SRC_MATH1 | MOVE_DEST_DESCBUF |
|
|
|
- (ivsize << MOVE_LEN_SHIFT));
|
|
|
-
|
|
|
- /* Overwrite blank immediate AAD data */
|
|
|
- write_aad_cmd = append_move(desc, MOVE_SRC_MATH1 | MOVE_DEST_DESCBUF |
|
|
|
- (ivsize << MOVE_LEN_SHIFT));
|
|
|
-
|
|
|
- /* assoclen = (assoclen + cryptlen) - cryptlen */
|
|
|
- append_math_sub(desc, REG2, SEQOUTLEN, REG0, CAAM_CMD_SZ);
|
|
|
- append_math_sub(desc, VARSEQINLEN, REG3, REG2, CAAM_CMD_SZ);
|
|
|
+ /* assoclen + cryptlen = seqoutlen */
|
|
|
+ append_math_sub(desc, REG3, SEQOUTLEN, REG0, CAAM_CMD_SZ);
|
|
|
|
|
|
/*
|
|
|
* MOVE_LEN opcode is not available in all SEC HW revisions,
|
|
@@ -1438,40 +1223,16 @@ static int rfc4543_set_sh_desc(struct crypto_aead *aead)
|
|
|
write_move_cmd = append_move(desc, MOVE_SRC_MATH3 | MOVE_DEST_DESCBUF |
|
|
|
(0x8 << MOVE_LEN_SHIFT));
|
|
|
|
|
|
- /* Read Salt and AES-GMAC ESP IV */
|
|
|
- append_cmd(desc, CMD_FIFO_LOAD | FIFOLD_CLASS_CLASS1 | IMMEDIATE |
|
|
|
- FIFOLD_TYPE_IV | FIFOLD_TYPE_FLUSH1 | (4 + ivsize));
|
|
|
- /* Append Salt */
|
|
|
- append_data(desc, (void *)(ctx->key + ctx->enckeylen), 4);
|
|
|
- set_move_tgt_here(desc, write_iv_cmd);
|
|
|
- /* Blank commands. Will be overwritten by AES-GMAC ESP IV. */
|
|
|
- append_cmd(desc, 0x00000000);
|
|
|
- append_cmd(desc, 0x00000000);
|
|
|
- /* End of blank commands */
|
|
|
-
|
|
|
- /* Read assoc data */
|
|
|
- append_seq_fifo_load(desc, 0, FIFOLD_CLASS_CLASS1 | FIFOLDST_VLF |
|
|
|
- FIFOLD_TYPE_AAD);
|
|
|
-
|
|
|
- /* Will read cryptlen bytes */
|
|
|
- append_math_add(desc, VARSEQINLEN, ZERO, REG2, CAAM_CMD_SZ);
|
|
|
-
|
|
|
- /* Will write cryptlen bytes */
|
|
|
- append_math_add(desc, VARSEQOUTLEN, ZERO, REG2, CAAM_CMD_SZ);
|
|
|
+ /* Will read assoclen + cryptlen bytes */
|
|
|
+ append_math_sub(desc, VARSEQINLEN, SEQOUTLEN, REG0, CAAM_CMD_SZ);
|
|
|
|
|
|
- /* Authenticate AES-GMAC ESP IV */
|
|
|
- append_cmd(desc, CMD_FIFO_LOAD | FIFOLD_CLASS_CLASS1 | IMMEDIATE |
|
|
|
- FIFOLD_TYPE_AAD | ivsize);
|
|
|
- set_move_tgt_here(desc, write_aad_cmd);
|
|
|
- /* Blank commands. Will be overwritten by AES-GMAC ESP IV. */
|
|
|
- append_cmd(desc, 0x00000000);
|
|
|
- append_cmd(desc, 0x00000000);
|
|
|
- /* End of blank commands */
|
|
|
+ /* Will write assoclen + cryptlen bytes */
|
|
|
+ append_math_sub(desc, VARSEQOUTLEN, SEQOUTLEN, REG0, CAAM_CMD_SZ);
|
|
|
|
|
|
/* Store payload data */
|
|
|
append_seq_fifo_store(desc, 0, FIFOST_TYPE_MESSAGE_DATA | FIFOLDST_VLF);
|
|
|
|
|
|
- /* In-snoop cryptlen data */
|
|
|
+ /* In-snoop assoclen + cryptlen data */
|
|
|
append_seq_fifo_load(desc, 0, FIFOLD_CLASS_BOTH | FIFOLDST_VLF |
|
|
|
FIFOLD_TYPE_AAD | FIFOLD_TYPE_LAST2FLUSH1);
|
|
|
|
|
@@ -1499,148 +1260,19 @@ static int rfc4543_set_sh_desc(struct crypto_aead *aead)
|
|
|
desc_bytes(desc), 1);
|
|
|
#endif
|
|
|
|
|
|
- /*
|
|
|
- * Job Descriptor and Shared Descriptors
|
|
|
- * must all fit into the 64-word Descriptor h/w Buffer
|
|
|
- */
|
|
|
- keys_fit_inline = false;
|
|
|
- if (DESC_RFC4543_GIVENC_LEN + DESC_JOB_IO_LEN +
|
|
|
- ctx->enckeylen <= CAAM_DESC_BYTES_MAX)
|
|
|
- keys_fit_inline = true;
|
|
|
-
|
|
|
- /* rfc4543_givencrypt shared descriptor */
|
|
|
- desc = ctx->sh_desc_givenc;
|
|
|
-
|
|
|
- init_sh_desc(desc, HDR_SHARE_SERIAL);
|
|
|
-
|
|
|
- /* Skip key loading if it is loaded due to sharing */
|
|
|
- key_jump_cmd = append_jump(desc, JUMP_JSL | JUMP_TEST_ALL |
|
|
|
- JUMP_COND_SHRD);
|
|
|
- if (keys_fit_inline)
|
|
|
- append_key_as_imm(desc, (void *)ctx->key, ctx->enckeylen,
|
|
|
- ctx->enckeylen, CLASS_1 | KEY_DEST_CLASS_REG);
|
|
|
- else
|
|
|
- append_key(desc, ctx->key_dma, ctx->enckeylen,
|
|
|
- CLASS_1 | KEY_DEST_CLASS_REG);
|
|
|
- set_jump_tgt_here(desc, key_jump_cmd);
|
|
|
-
|
|
|
- /* Generate IV */
|
|
|
- geniv = NFIFOENTRY_STYPE_PAD | NFIFOENTRY_DEST_DECO |
|
|
|
- NFIFOENTRY_DTYPE_MSG | NFIFOENTRY_LC1 |
|
|
|
- NFIFOENTRY_PTYPE_RND | (ivsize << NFIFOENTRY_DLEN_SHIFT);
|
|
|
- append_load_imm_u32(desc, geniv, LDST_CLASS_IND_CCB |
|
|
|
- LDST_SRCDST_WORD_INFO_FIFO | LDST_IMM);
|
|
|
- append_cmd(desc, CMD_LOAD | DISABLE_AUTO_INFO_FIFO);
|
|
|
- /* Move generated IV to Math1 register */
|
|
|
- append_move(desc, MOVE_SRC_INFIFO | MOVE_DEST_MATH1 |
|
|
|
- (ivsize << MOVE_LEN_SHIFT));
|
|
|
- append_cmd(desc, CMD_LOAD | ENABLE_AUTO_INFO_FIFO);
|
|
|
+ return 0;
|
|
|
+}
|
|
|
|
|
|
- /* Overwrite blank immediate AES-GMAC IV data */
|
|
|
- write_iv_cmd = append_move(desc, MOVE_SRC_MATH1 | MOVE_DEST_DESCBUF |
|
|
|
- (ivsize << MOVE_LEN_SHIFT));
|
|
|
+static int rfc4543_setauthsize(struct crypto_aead *authenc,
|
|
|
+ unsigned int authsize)
|
|
|
+{
|
|
|
+ struct caam_ctx *ctx = crypto_aead_ctx(authenc);
|
|
|
|
|
|
- /* Overwrite blank immediate AAD data */
|
|
|
- write_aad_cmd = append_move(desc, MOVE_SRC_MATH1 | MOVE_DEST_DESCBUF |
|
|
|
- (ivsize << MOVE_LEN_SHIFT));
|
|
|
+ ctx->authsize = authsize;
|
|
|
+ rfc4543_set_sh_desc(authenc);
|
|
|
|
|
|
- /* Copy generated IV to OFIFO */
|
|
|
- append_move(desc, MOVE_SRC_MATH1 | MOVE_DEST_OUTFIFO |
|
|
|
- (ivsize << MOVE_LEN_SHIFT));
|
|
|
-
|
|
|
- /* Class 1 operation */
|
|
|
- append_operation(desc, ctx->class1_alg_type |
|
|
|
- OP_ALG_AS_INITFINAL | OP_ALG_ENCRYPT);
|
|
|
-
|
|
|
- /* ivsize + cryptlen = seqoutlen - authsize */
|
|
|
- append_math_sub_imm_u32(desc, REG3, SEQOUTLEN, IMM, ctx->authsize);
|
|
|
-
|
|
|
- /* assoclen = seqinlen - (ivsize + cryptlen) */
|
|
|
- append_math_sub(desc, VARSEQINLEN, SEQINLEN, REG3, CAAM_CMD_SZ);
|
|
|
-
|
|
|
- /* Will write ivsize + cryptlen */
|
|
|
- append_math_add(desc, VARSEQOUTLEN, REG3, REG0, CAAM_CMD_SZ);
|
|
|
-
|
|
|
- /*
|
|
|
- * MOVE_LEN opcode is not available in all SEC HW revisions,
|
|
|
- * thus need to do some magic, i.e. self-patch the descriptor
|
|
|
- * buffer.
|
|
|
- */
|
|
|
- read_move_cmd = append_move(desc, MOVE_SRC_DESCBUF | MOVE_DEST_MATH3 |
|
|
|
- (0x6 << MOVE_LEN_SHIFT));
|
|
|
- write_move_cmd = append_move(desc, MOVE_SRC_MATH3 | MOVE_DEST_DESCBUF |
|
|
|
- (0x8 << MOVE_LEN_SHIFT));
|
|
|
-
|
|
|
- /* Read Salt and AES-GMAC generated IV */
|
|
|
- append_cmd(desc, CMD_FIFO_LOAD | FIFOLD_CLASS_CLASS1 | IMMEDIATE |
|
|
|
- FIFOLD_TYPE_IV | FIFOLD_TYPE_FLUSH1 | (4 + ivsize));
|
|
|
- /* Append Salt */
|
|
|
- append_data(desc, (void *)(ctx->key + ctx->enckeylen), 4);
|
|
|
- set_move_tgt_here(desc, write_iv_cmd);
|
|
|
- /* Blank commands. Will be overwritten by AES-GMAC generated IV. */
|
|
|
- append_cmd(desc, 0x00000000);
|
|
|
- append_cmd(desc, 0x00000000);
|
|
|
- /* End of blank commands */
|
|
|
-
|
|
|
- /* No need to reload iv */
|
|
|
- append_seq_fifo_load(desc, ivsize, FIFOLD_CLASS_SKIP);
|
|
|
-
|
|
|
- /* Read assoc data */
|
|
|
- append_seq_fifo_load(desc, 0, FIFOLD_CLASS_CLASS1 | FIFOLDST_VLF |
|
|
|
- FIFOLD_TYPE_AAD);
|
|
|
-
|
|
|
- /* Will read cryptlen */
|
|
|
- append_math_add(desc, VARSEQINLEN, SEQINLEN, REG0, CAAM_CMD_SZ);
|
|
|
-
|
|
|
- /* Authenticate AES-GMAC IV */
|
|
|
- append_cmd(desc, CMD_FIFO_LOAD | FIFOLD_CLASS_CLASS1 | IMMEDIATE |
|
|
|
- FIFOLD_TYPE_AAD | ivsize);
|
|
|
- set_move_tgt_here(desc, write_aad_cmd);
|
|
|
- /* Blank commands. Will be overwritten by AES-GMAC IV. */
|
|
|
- append_cmd(desc, 0x00000000);
|
|
|
- append_cmd(desc, 0x00000000);
|
|
|
- /* End of blank commands */
|
|
|
-
|
|
|
- /* Read and write cryptlen bytes */
|
|
|
- aead_append_src_dst(desc, FIFOLD_TYPE_AAD);
|
|
|
-
|
|
|
- set_move_tgt_here(desc, read_move_cmd);
|
|
|
- set_move_tgt_here(desc, write_move_cmd);
|
|
|
- append_cmd(desc, CMD_LOAD | DISABLE_AUTO_INFO_FIFO);
|
|
|
- /* Move payload data to OFIFO */
|
|
|
- append_move(desc, MOVE_SRC_INFIFO_CL | MOVE_DEST_OUTFIFO);
|
|
|
-
|
|
|
- /* Write ICV */
|
|
|
- append_seq_store(desc, ctx->authsize, LDST_CLASS_1_CCB |
|
|
|
- LDST_SRCDST_BYTE_CONTEXT);
|
|
|
-
|
|
|
- ctx->sh_desc_givenc_dma = dma_map_single(jrdev, desc,
|
|
|
- desc_bytes(desc),
|
|
|
- DMA_TO_DEVICE);
|
|
|
- if (dma_mapping_error(jrdev, ctx->sh_desc_givenc_dma)) {
|
|
|
- dev_err(jrdev, "unable to map shared descriptor\n");
|
|
|
- return -ENOMEM;
|
|
|
- }
|
|
|
-#ifdef DEBUG
|
|
|
- print_hex_dump(KERN_ERR,
|
|
|
- "rfc4543 givenc shdesc@"__stringify(__LINE__)": ",
|
|
|
- DUMP_PREFIX_ADDRESS, 16, 4, desc,
|
|
|
- desc_bytes(desc), 1);
|
|
|
-#endif
|
|
|
-
|
|
|
- return 0;
|
|
|
-}
|
|
|
-
|
|
|
-static int rfc4543_setauthsize(struct crypto_aead *authenc,
|
|
|
- unsigned int authsize)
|
|
|
-{
|
|
|
- struct caam_ctx *ctx = crypto_aead_ctx(authenc);
|
|
|
-
|
|
|
- ctx->authsize = authsize;
|
|
|
- rfc4543_set_sh_desc(authenc);
|
|
|
-
|
|
|
- return 0;
|
|
|
-}
|
|
|
+ return 0;
|
|
|
+}
|
|
|
|
|
|
static u32 gen_split_aead_key(struct caam_ctx *ctx, const u8 *key_in,
|
|
|
u32 authkeylen)
|
|
@@ -2100,7 +1732,7 @@ struct aead_edesc {
|
|
|
int sec4_sg_bytes;
|
|
|
dma_addr_t sec4_sg_dma;
|
|
|
struct sec4_sg_entry *sec4_sg;
|
|
|
- u32 hw_desc[0];
|
|
|
+ u32 hw_desc[];
|
|
|
};
|
|
|
|
|
|
/*
|
|
@@ -2153,6 +1785,16 @@ static void caam_unmap(struct device *dev, struct scatterlist *src,
|
|
|
static void aead_unmap(struct device *dev,
|
|
|
struct aead_edesc *edesc,
|
|
|
struct aead_request *req)
|
|
|
+{
|
|
|
+ caam_unmap(dev, req->src, req->dst,
|
|
|
+ edesc->src_nents, edesc->src_chained, edesc->dst_nents,
|
|
|
+ edesc->dst_chained, 0, 0,
|
|
|
+ edesc->sec4_sg_dma, edesc->sec4_sg_bytes);
|
|
|
+}
|
|
|
+
|
|
|
+static void old_aead_unmap(struct device *dev,
|
|
|
+ struct aead_edesc *edesc,
|
|
|
+ struct aead_request *req)
|
|
|
{
|
|
|
struct crypto_aead *aead = crypto_aead_reqtfm(req);
|
|
|
int ivsize = crypto_aead_ivsize(aead);
|
|
@@ -2184,6 +1826,28 @@ static void aead_encrypt_done(struct device *jrdev, u32 *desc, u32 err,
|
|
|
{
|
|
|
struct aead_request *req = context;
|
|
|
struct aead_edesc *edesc;
|
|
|
+
|
|
|
+#ifdef DEBUG
|
|
|
+ dev_err(jrdev, "%s %d: err 0x%x\n", __func__, __LINE__, err);
|
|
|
+#endif
|
|
|
+
|
|
|
+ edesc = container_of(desc, struct aead_edesc, hw_desc[0]);
|
|
|
+
|
|
|
+ if (err)
|
|
|
+ caam_jr_strstatus(jrdev, err);
|
|
|
+
|
|
|
+ aead_unmap(jrdev, edesc, req);
|
|
|
+
|
|
|
+ kfree(edesc);
|
|
|
+
|
|
|
+ aead_request_complete(req, err);
|
|
|
+}
|
|
|
+
|
|
|
+static void old_aead_encrypt_done(struct device *jrdev, u32 *desc, u32 err,
|
|
|
+ void *context)
|
|
|
+{
|
|
|
+ struct aead_request *req = context;
|
|
|
+ struct aead_edesc *edesc;
|
|
|
#ifdef DEBUG
|
|
|
struct crypto_aead *aead = crypto_aead_reqtfm(req);
|
|
|
struct caam_ctx *ctx = crypto_aead_ctx(aead);
|
|
@@ -2198,7 +1862,7 @@ static void aead_encrypt_done(struct device *jrdev, u32 *desc, u32 err,
|
|
|
if (err)
|
|
|
caam_jr_strstatus(jrdev, err);
|
|
|
|
|
|
- aead_unmap(jrdev, edesc, req);
|
|
|
+ old_aead_unmap(jrdev, edesc, req);
|
|
|
|
|
|
#ifdef DEBUG
|
|
|
print_hex_dump(KERN_ERR, "assoc @"__stringify(__LINE__)": ",
|
|
@@ -2223,6 +1887,34 @@ static void aead_decrypt_done(struct device *jrdev, u32 *desc, u32 err,
|
|
|
{
|
|
|
struct aead_request *req = context;
|
|
|
struct aead_edesc *edesc;
|
|
|
+
|
|
|
+#ifdef DEBUG
|
|
|
+ dev_err(jrdev, "%s %d: err 0x%x\n", __func__, __LINE__, err);
|
|
|
+#endif
|
|
|
+
|
|
|
+ edesc = container_of(desc, struct aead_edesc, hw_desc[0]);
|
|
|
+
|
|
|
+ if (err)
|
|
|
+ caam_jr_strstatus(jrdev, err);
|
|
|
+
|
|
|
+ aead_unmap(jrdev, edesc, req);
|
|
|
+
|
|
|
+ /*
|
|
|
+ * verify hw auth check passed else return -EBADMSG
|
|
|
+ */
|
|
|
+ if ((err & JRSTA_CCBERR_ERRID_MASK) == JRSTA_CCBERR_ERRID_ICVCHK)
|
|
|
+ err = -EBADMSG;
|
|
|
+
|
|
|
+ kfree(edesc);
|
|
|
+
|
|
|
+ aead_request_complete(req, err);
|
|
|
+}
|
|
|
+
|
|
|
+static void old_aead_decrypt_done(struct device *jrdev, u32 *desc, u32 err,
|
|
|
+ void *context)
|
|
|
+{
|
|
|
+ struct aead_request *req = context;
|
|
|
+ struct aead_edesc *edesc;
|
|
|
#ifdef DEBUG
|
|
|
struct crypto_aead *aead = crypto_aead_reqtfm(req);
|
|
|
struct caam_ctx *ctx = crypto_aead_ctx(aead);
|
|
@@ -2246,7 +1938,7 @@ static void aead_decrypt_done(struct device *jrdev, u32 *desc, u32 err,
|
|
|
if (err)
|
|
|
caam_jr_strstatus(jrdev, err);
|
|
|
|
|
|
- aead_unmap(jrdev, edesc, req);
|
|
|
+ old_aead_unmap(jrdev, edesc, req);
|
|
|
|
|
|
/*
|
|
|
* verify hw auth check passed else return -EBADMSG
|
|
@@ -2342,10 +2034,10 @@ static void ablkcipher_decrypt_done(struct device *jrdev, u32 *desc, u32 err,
|
|
|
/*
|
|
|
* Fill in aead job descriptor
|
|
|
*/
|
|
|
-static void init_aead_job(u32 *sh_desc, dma_addr_t ptr,
|
|
|
- struct aead_edesc *edesc,
|
|
|
- struct aead_request *req,
|
|
|
- bool all_contig, bool encrypt)
|
|
|
+static void old_init_aead_job(u32 *sh_desc, dma_addr_t ptr,
|
|
|
+ struct aead_edesc *edesc,
|
|
|
+ struct aead_request *req,
|
|
|
+ bool all_contig, bool encrypt)
|
|
|
{
|
|
|
struct crypto_aead *aead = crypto_aead_reqtfm(req);
|
|
|
struct caam_ctx *ctx = crypto_aead_ctx(aead);
|
|
@@ -2424,6 +2116,97 @@ static void init_aead_job(u32 *sh_desc, dma_addr_t ptr,
|
|
|
out_options);
|
|
|
}
|
|
|
|
|
|
+/*
|
|
|
+ * Fill in aead job descriptor
|
|
|
+ */
|
|
|
+static void init_aead_job(struct aead_request *req,
|
|
|
+ struct aead_edesc *edesc,
|
|
|
+ bool all_contig, bool encrypt)
|
|
|
+{
|
|
|
+ struct crypto_aead *aead = crypto_aead_reqtfm(req);
|
|
|
+ struct caam_ctx *ctx = crypto_aead_ctx(aead);
|
|
|
+ int authsize = ctx->authsize;
|
|
|
+ u32 *desc = edesc->hw_desc;
|
|
|
+ u32 out_options, in_options;
|
|
|
+ dma_addr_t dst_dma, src_dma;
|
|
|
+ int len, sec4_sg_index = 0;
|
|
|
+ dma_addr_t ptr;
|
|
|
+ u32 *sh_desc;
|
|
|
+
|
|
|
+ sh_desc = encrypt ? ctx->sh_desc_enc : ctx->sh_desc_dec;
|
|
|
+ ptr = encrypt ? ctx->sh_desc_enc_dma : ctx->sh_desc_dec_dma;
|
|
|
+
|
|
|
+ len = desc_len(sh_desc);
|
|
|
+ init_job_desc_shared(desc, ptr, len, HDR_SHARE_DEFER | HDR_REVERSE);
|
|
|
+
|
|
|
+ if (all_contig) {
|
|
|
+ src_dma = sg_dma_address(req->src);
|
|
|
+ in_options = 0;
|
|
|
+ } else {
|
|
|
+ src_dma = edesc->sec4_sg_dma;
|
|
|
+ sec4_sg_index += edesc->src_nents;
|
|
|
+ in_options = LDST_SGF;
|
|
|
+ }
|
|
|
+
|
|
|
+ append_seq_in_ptr(desc, src_dma, req->assoclen + req->cryptlen,
|
|
|
+ in_options);
|
|
|
+
|
|
|
+ dst_dma = src_dma;
|
|
|
+ out_options = in_options;
|
|
|
+
|
|
|
+ if (unlikely(req->src != req->dst)) {
|
|
|
+ if (!edesc->dst_nents) {
|
|
|
+ dst_dma = sg_dma_address(req->dst);
|
|
|
+ } else {
|
|
|
+ dst_dma = edesc->sec4_sg_dma +
|
|
|
+ sec4_sg_index *
|
|
|
+ sizeof(struct sec4_sg_entry);
|
|
|
+ out_options = LDST_SGF;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ if (encrypt)
|
|
|
+ append_seq_out_ptr(desc, dst_dma,
|
|
|
+ req->assoclen + req->cryptlen + authsize,
|
|
|
+ out_options);
|
|
|
+ else
|
|
|
+ append_seq_out_ptr(desc, dst_dma,
|
|
|
+ req->assoclen + req->cryptlen - authsize,
|
|
|
+ out_options);
|
|
|
+
|
|
|
+ /* REG3 = assoclen */
|
|
|
+ append_math_add_imm_u32(desc, REG3, ZERO, IMM, req->assoclen);
|
|
|
+}
|
|
|
+
|
|
|
+static void init_gcm_job(struct aead_request *req,
|
|
|
+ struct aead_edesc *edesc,
|
|
|
+ bool all_contig, bool encrypt)
|
|
|
+{
|
|
|
+ struct crypto_aead *aead = crypto_aead_reqtfm(req);
|
|
|
+ struct caam_ctx *ctx = crypto_aead_ctx(aead);
|
|
|
+ unsigned int ivsize = crypto_aead_ivsize(aead);
|
|
|
+ u32 *desc = edesc->hw_desc;
|
|
|
+ bool generic_gcm = (ivsize == 12);
|
|
|
+ unsigned int last;
|
|
|
+
|
|
|
+ init_aead_job(req, edesc, all_contig, encrypt);
|
|
|
+
|
|
|
+ /* BUG This should not be specific to generic GCM. */
|
|
|
+ last = 0;
|
|
|
+ if (encrypt && generic_gcm && !(req->assoclen + req->cryptlen))
|
|
|
+ last = FIFOLD_TYPE_LAST1;
|
|
|
+
|
|
|
+ /* Read GCM IV */
|
|
|
+ append_cmd(desc, CMD_FIFO_LOAD | FIFOLD_CLASS_CLASS1 | IMMEDIATE |
|
|
|
+ FIFOLD_TYPE_IV | FIFOLD_TYPE_FLUSH1 | 12 | last);
|
|
|
+ /* Append Salt */
|
|
|
+ if (!generic_gcm)
|
|
|
+ append_data(desc, ctx->key + ctx->enckeylen, 4);
|
|
|
+ /* Append IV */
|
|
|
+ append_data(desc, req->iv, ivsize);
|
|
|
+ /* End of blank commands */
|
|
|
+}
|
|
|
+
|
|
|
/*
|
|
|
* Fill in aead givencrypt job descriptor
|
|
|
*/
|
|
@@ -2608,9 +2391,10 @@ static void init_ablkcipher_giv_job(u32 *sh_desc, dma_addr_t ptr,
|
|
|
/*
|
|
|
* allocate and map the aead extended descriptor
|
|
|
*/
|
|
|
-static struct aead_edesc *aead_edesc_alloc(struct aead_request *req,
|
|
|
- int desc_bytes, bool *all_contig_ptr,
|
|
|
- bool encrypt)
|
|
|
+static struct aead_edesc *old_aead_edesc_alloc(struct aead_request *req,
|
|
|
+ int desc_bytes,
|
|
|
+ bool *all_contig_ptr,
|
|
|
+ bool encrypt)
|
|
|
{
|
|
|
struct crypto_aead *aead = crypto_aead_reqtfm(req);
|
|
|
struct caam_ctx *ctx = crypto_aead_ctx(aead);
|
|
@@ -2661,29 +2445,132 @@ static struct aead_edesc *aead_edesc_alloc(struct aead_request *req,
|
|
|
return ERR_PTR(-ENOMEM);
|
|
|
}
|
|
|
|
|
|
- if (((ctx->class1_alg_type & OP_ALG_ALGSEL_MASK) ==
|
|
|
- OP_ALG_ALGSEL_AES) &&
|
|
|
- ((ctx->class1_alg_type & OP_ALG_AAI_MASK) == OP_ALG_AAI_GCM))
|
|
|
- is_gcm = true;
|
|
|
+ if (((ctx->class1_alg_type & OP_ALG_ALGSEL_MASK) ==
|
|
|
+ OP_ALG_ALGSEL_AES) &&
|
|
|
+ ((ctx->class1_alg_type & OP_ALG_AAI_MASK) == OP_ALG_AAI_GCM))
|
|
|
+ is_gcm = true;
|
|
|
+
|
|
|
+ /*
|
|
|
+ * Check if data are contiguous.
|
|
|
+ * GCM expected input sequence: IV, AAD, text
|
|
|
+ * All other - expected input sequence: AAD, IV, text
|
|
|
+ */
|
|
|
+ if (is_gcm)
|
|
|
+ all_contig = (!assoc_nents &&
|
|
|
+ iv_dma + ivsize == sg_dma_address(req->assoc) &&
|
|
|
+ !src_nents && sg_dma_address(req->assoc) +
|
|
|
+ req->assoclen == sg_dma_address(req->src));
|
|
|
+ else
|
|
|
+ all_contig = (!assoc_nents && sg_dma_address(req->assoc) +
|
|
|
+ req->assoclen == iv_dma && !src_nents &&
|
|
|
+ iv_dma + ivsize == sg_dma_address(req->src));
|
|
|
+ if (!all_contig) {
|
|
|
+ assoc_nents = assoc_nents ? : 1;
|
|
|
+ src_nents = src_nents ? : 1;
|
|
|
+ sec4_sg_len = assoc_nents + 1 + src_nents;
|
|
|
+ }
|
|
|
+
|
|
|
+ sec4_sg_len += dst_nents;
|
|
|
+
|
|
|
+ sec4_sg_bytes = sec4_sg_len * sizeof(struct sec4_sg_entry);
|
|
|
+
|
|
|
+ /* allocate space for base edesc and hw desc commands, link tables */
|
|
|
+ edesc = kmalloc(sizeof(struct aead_edesc) + desc_bytes +
|
|
|
+ sec4_sg_bytes, GFP_DMA | flags);
|
|
|
+ if (!edesc) {
|
|
|
+ dev_err(jrdev, "could not allocate extended descriptor\n");
|
|
|
+ return ERR_PTR(-ENOMEM);
|
|
|
+ }
|
|
|
+
|
|
|
+ edesc->assoc_nents = assoc_nents;
|
|
|
+ edesc->assoc_chained = assoc_chained;
|
|
|
+ edesc->src_nents = src_nents;
|
|
|
+ edesc->src_chained = src_chained;
|
|
|
+ edesc->dst_nents = dst_nents;
|
|
|
+ edesc->dst_chained = dst_chained;
|
|
|
+ edesc->iv_dma = iv_dma;
|
|
|
+ edesc->sec4_sg_bytes = sec4_sg_bytes;
|
|
|
+ edesc->sec4_sg = (void *)edesc + sizeof(struct aead_edesc) +
|
|
|
+ desc_bytes;
|
|
|
+ *all_contig_ptr = all_contig;
|
|
|
+
|
|
|
+ sec4_sg_index = 0;
|
|
|
+ if (!all_contig) {
|
|
|
+ if (!is_gcm) {
|
|
|
+ sg_to_sec4_sg_len(req->assoc, req->assoclen,
|
|
|
+ edesc->sec4_sg + sec4_sg_index);
|
|
|
+ sec4_sg_index += assoc_nents;
|
|
|
+ }
|
|
|
+
|
|
|
+ dma_to_sec4_sg_one(edesc->sec4_sg + sec4_sg_index,
|
|
|
+ iv_dma, ivsize, 0);
|
|
|
+ sec4_sg_index += 1;
|
|
|
+
|
|
|
+ if (is_gcm) {
|
|
|
+ sg_to_sec4_sg_len(req->assoc, req->assoclen,
|
|
|
+ edesc->sec4_sg + sec4_sg_index);
|
|
|
+ sec4_sg_index += assoc_nents;
|
|
|
+ }
|
|
|
+
|
|
|
+ sg_to_sec4_sg_last(req->src,
|
|
|
+ src_nents,
|
|
|
+ edesc->sec4_sg +
|
|
|
+ sec4_sg_index, 0);
|
|
|
+ sec4_sg_index += src_nents;
|
|
|
+ }
|
|
|
+ if (dst_nents) {
|
|
|
+ sg_to_sec4_sg_last(req->dst, dst_nents,
|
|
|
+ edesc->sec4_sg + sec4_sg_index, 0);
|
|
|
+ }
|
|
|
+ edesc->sec4_sg_dma = dma_map_single(jrdev, edesc->sec4_sg,
|
|
|
+ sec4_sg_bytes, DMA_TO_DEVICE);
|
|
|
+ if (dma_mapping_error(jrdev, edesc->sec4_sg_dma)) {
|
|
|
+ dev_err(jrdev, "unable to map S/G table\n");
|
|
|
+ return ERR_PTR(-ENOMEM);
|
|
|
+ }
|
|
|
+
|
|
|
+ return edesc;
|
|
|
+}
|
|
|
+
|
|
|
+/*
|
|
|
+ * allocate and map the aead extended descriptor
|
|
|
+ */
|
|
|
+static struct aead_edesc *aead_edesc_alloc(struct aead_request *req,
|
|
|
+ int desc_bytes, bool *all_contig_ptr,
|
|
|
+ bool encrypt)
|
|
|
+{
|
|
|
+ struct crypto_aead *aead = crypto_aead_reqtfm(req);
|
|
|
+ struct caam_ctx *ctx = crypto_aead_ctx(aead);
|
|
|
+ struct device *jrdev = ctx->jrdev;
|
|
|
+ gfp_t flags = (req->base.flags & (CRYPTO_TFM_REQ_MAY_BACKLOG |
|
|
|
+ CRYPTO_TFM_REQ_MAY_SLEEP)) ? GFP_KERNEL : GFP_ATOMIC;
|
|
|
+ int src_nents, dst_nents = 0;
|
|
|
+ struct aead_edesc *edesc;
|
|
|
+ int sgc;
|
|
|
+ bool all_contig = true;
|
|
|
+ bool src_chained = false, dst_chained = false;
|
|
|
+ int sec4_sg_index, sec4_sg_len = 0, sec4_sg_bytes;
|
|
|
+ unsigned int authsize = ctx->authsize;
|
|
|
+
|
|
|
+ if (unlikely(req->dst != req->src)) {
|
|
|
+ src_nents = sg_count(req->src, req->assoclen + req->cryptlen,
|
|
|
+ &src_chained);
|
|
|
+ dst_nents = sg_count(req->dst,
|
|
|
+ req->assoclen + req->cryptlen +
|
|
|
+ (encrypt ? authsize : (-authsize)),
|
|
|
+ &dst_chained);
|
|
|
+ } else {
|
|
|
+ src_nents = sg_count(req->src,
|
|
|
+ req->assoclen + req->cryptlen +
|
|
|
+ (encrypt ? authsize : 0),
|
|
|
+ &src_chained);
|
|
|
+ }
|
|
|
|
|
|
- /*
|
|
|
- * Check if data are contiguous.
|
|
|
- * GCM expected input sequence: IV, AAD, text
|
|
|
- * All other - expected input sequence: AAD, IV, text
|
|
|
- */
|
|
|
- if (is_gcm)
|
|
|
- all_contig = (!assoc_nents &&
|
|
|
- iv_dma + ivsize == sg_dma_address(req->assoc) &&
|
|
|
- !src_nents && sg_dma_address(req->assoc) +
|
|
|
- req->assoclen == sg_dma_address(req->src));
|
|
|
- else
|
|
|
- all_contig = (!assoc_nents && sg_dma_address(req->assoc) +
|
|
|
- req->assoclen == iv_dma && !src_nents &&
|
|
|
- iv_dma + ivsize == sg_dma_address(req->src));
|
|
|
+ /* Check if data are contiguous. */
|
|
|
+ all_contig = !src_nents;
|
|
|
if (!all_contig) {
|
|
|
- assoc_nents = assoc_nents ? : 1;
|
|
|
src_nents = src_nents ? : 1;
|
|
|
- sec4_sg_len = assoc_nents + 1 + src_nents;
|
|
|
+ sec4_sg_len = src_nents;
|
|
|
}
|
|
|
|
|
|
sec4_sg_len += dst_nents;
|
|
@@ -2691,64 +2578,78 @@ static struct aead_edesc *aead_edesc_alloc(struct aead_request *req,
|
|
|
sec4_sg_bytes = sec4_sg_len * sizeof(struct sec4_sg_entry);
|
|
|
|
|
|
/* allocate space for base edesc and hw desc commands, link tables */
|
|
|
- edesc = kmalloc(sizeof(struct aead_edesc) + desc_bytes +
|
|
|
+ edesc = kzalloc(sizeof(struct aead_edesc) + desc_bytes +
|
|
|
sec4_sg_bytes, GFP_DMA | flags);
|
|
|
if (!edesc) {
|
|
|
dev_err(jrdev, "could not allocate extended descriptor\n");
|
|
|
return ERR_PTR(-ENOMEM);
|
|
|
}
|
|
|
|
|
|
- edesc->assoc_nents = assoc_nents;
|
|
|
- edesc->assoc_chained = assoc_chained;
|
|
|
+ if (likely(req->src == req->dst)) {
|
|
|
+ sgc = dma_map_sg_chained(jrdev, req->src, src_nents ? : 1,
|
|
|
+ DMA_BIDIRECTIONAL, src_chained);
|
|
|
+ if (unlikely(!sgc)) {
|
|
|
+ dev_err(jrdev, "unable to map source\n");
|
|
|
+ kfree(edesc);
|
|
|
+ return ERR_PTR(-ENOMEM);
|
|
|
+ }
|
|
|
+ } else {
|
|
|
+ sgc = dma_map_sg_chained(jrdev, req->src, src_nents ? : 1,
|
|
|
+ DMA_TO_DEVICE, src_chained);
|
|
|
+ if (unlikely(!sgc)) {
|
|
|
+ dev_err(jrdev, "unable to map source\n");
|
|
|
+ kfree(edesc);
|
|
|
+ return ERR_PTR(-ENOMEM);
|
|
|
+ }
|
|
|
+
|
|
|
+ sgc = dma_map_sg_chained(jrdev, req->dst, dst_nents ? : 1,
|
|
|
+ DMA_FROM_DEVICE, dst_chained);
|
|
|
+ if (unlikely(!sgc)) {
|
|
|
+ dev_err(jrdev, "unable to map destination\n");
|
|
|
+ dma_unmap_sg_chained(jrdev, req->src, src_nents ? : 1,
|
|
|
+ DMA_TO_DEVICE, src_chained);
|
|
|
+ kfree(edesc);
|
|
|
+ return ERR_PTR(-ENOMEM);
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
edesc->src_nents = src_nents;
|
|
|
edesc->src_chained = src_chained;
|
|
|
edesc->dst_nents = dst_nents;
|
|
|
edesc->dst_chained = dst_chained;
|
|
|
- edesc->iv_dma = iv_dma;
|
|
|
- edesc->sec4_sg_bytes = sec4_sg_bytes;
|
|
|
edesc->sec4_sg = (void *)edesc + sizeof(struct aead_edesc) +
|
|
|
desc_bytes;
|
|
|
*all_contig_ptr = all_contig;
|
|
|
|
|
|
sec4_sg_index = 0;
|
|
|
if (!all_contig) {
|
|
|
- if (!is_gcm) {
|
|
|
- sg_to_sec4_sg_len(req->assoc, req->assoclen,
|
|
|
- edesc->sec4_sg + sec4_sg_index);
|
|
|
- sec4_sg_index += assoc_nents;
|
|
|
- }
|
|
|
-
|
|
|
- dma_to_sec4_sg_one(edesc->sec4_sg + sec4_sg_index,
|
|
|
- iv_dma, ivsize, 0);
|
|
|
- sec4_sg_index += 1;
|
|
|
-
|
|
|
- if (is_gcm) {
|
|
|
- sg_to_sec4_sg_len(req->assoc, req->assoclen,
|
|
|
- edesc->sec4_sg + sec4_sg_index);
|
|
|
- sec4_sg_index += assoc_nents;
|
|
|
- }
|
|
|
-
|
|
|
- sg_to_sec4_sg_last(req->src,
|
|
|
- src_nents,
|
|
|
- edesc->sec4_sg +
|
|
|
- sec4_sg_index, 0);
|
|
|
+ sg_to_sec4_sg(req->src, src_nents,
|
|
|
+ edesc->sec4_sg + sec4_sg_index, 0);
|
|
|
sec4_sg_index += src_nents;
|
|
|
}
|
|
|
if (dst_nents) {
|
|
|
sg_to_sec4_sg_last(req->dst, dst_nents,
|
|
|
edesc->sec4_sg + sec4_sg_index, 0);
|
|
|
}
|
|
|
+
|
|
|
+ if (!sec4_sg_bytes)
|
|
|
+ return edesc;
|
|
|
+
|
|
|
edesc->sec4_sg_dma = dma_map_single(jrdev, edesc->sec4_sg,
|
|
|
sec4_sg_bytes, DMA_TO_DEVICE);
|
|
|
if (dma_mapping_error(jrdev, edesc->sec4_sg_dma)) {
|
|
|
dev_err(jrdev, "unable to map S/G table\n");
|
|
|
+ aead_unmap(jrdev, edesc, req);
|
|
|
+ kfree(edesc);
|
|
|
return ERR_PTR(-ENOMEM);
|
|
|
}
|
|
|
|
|
|
+ edesc->sec4_sg_bytes = sec4_sg_bytes;
|
|
|
+
|
|
|
return edesc;
|
|
|
}
|
|
|
|
|
|
-static int aead_encrypt(struct aead_request *req)
|
|
|
+static int gcm_encrypt(struct aead_request *req)
|
|
|
{
|
|
|
struct aead_edesc *edesc;
|
|
|
struct crypto_aead *aead = crypto_aead_reqtfm(req);
|
|
@@ -2759,14 +2660,12 @@ static int aead_encrypt(struct aead_request *req)
|
|
|
int ret = 0;
|
|
|
|
|
|
/* allocate extended descriptor */
|
|
|
- edesc = aead_edesc_alloc(req, DESC_JOB_IO_LEN *
|
|
|
- CAAM_CMD_SZ, &all_contig, true);
|
|
|
+ edesc = aead_edesc_alloc(req, GCM_DESC_JOB_IO_LEN, &all_contig, true);
|
|
|
if (IS_ERR(edesc))
|
|
|
return PTR_ERR(edesc);
|
|
|
|
|
|
/* Create and submit job descriptor */
|
|
|
- init_aead_job(ctx->sh_desc_enc, ctx->sh_desc_enc_dma, edesc, req,
|
|
|
- all_contig, true);
|
|
|
+ init_gcm_job(req, edesc, all_contig, true);
|
|
|
#ifdef DEBUG
|
|
|
print_hex_dump(KERN_ERR, "aead jobdesc@"__stringify(__LINE__)": ",
|
|
|
DUMP_PREFIX_ADDRESS, 16, 4, edesc->hw_desc,
|
|
@@ -2785,7 +2684,79 @@ static int aead_encrypt(struct aead_request *req)
|
|
|
return ret;
|
|
|
}
|
|
|
|
|
|
-static int aead_decrypt(struct aead_request *req)
|
|
|
+static int old_aead_encrypt(struct aead_request *req)
|
|
|
+{
|
|
|
+ struct aead_edesc *edesc;
|
|
|
+ struct crypto_aead *aead = crypto_aead_reqtfm(req);
|
|
|
+ struct caam_ctx *ctx = crypto_aead_ctx(aead);
|
|
|
+ struct device *jrdev = ctx->jrdev;
|
|
|
+ bool all_contig;
|
|
|
+ u32 *desc;
|
|
|
+ int ret = 0;
|
|
|
+
|
|
|
+ /* allocate extended descriptor */
|
|
|
+ edesc = old_aead_edesc_alloc(req, DESC_JOB_IO_LEN *
|
|
|
+ CAAM_CMD_SZ, &all_contig, true);
|
|
|
+ if (IS_ERR(edesc))
|
|
|
+ return PTR_ERR(edesc);
|
|
|
+
|
|
|
+ /* Create and submit job descriptor */
|
|
|
+ old_init_aead_job(ctx->sh_desc_enc, ctx->sh_desc_enc_dma, edesc, req,
|
|
|
+ all_contig, true);
|
|
|
+#ifdef DEBUG
|
|
|
+ print_hex_dump(KERN_ERR, "aead jobdesc@"__stringify(__LINE__)": ",
|
|
|
+ DUMP_PREFIX_ADDRESS, 16, 4, edesc->hw_desc,
|
|
|
+ desc_bytes(edesc->hw_desc), 1);
|
|
|
+#endif
|
|
|
+
|
|
|
+ desc = edesc->hw_desc;
|
|
|
+ ret = caam_jr_enqueue(jrdev, desc, old_aead_encrypt_done, req);
|
|
|
+ if (!ret) {
|
|
|
+ ret = -EINPROGRESS;
|
|
|
+ } else {
|
|
|
+ old_aead_unmap(jrdev, edesc, req);
|
|
|
+ kfree(edesc);
|
|
|
+ }
|
|
|
+
|
|
|
+ return ret;
|
|
|
+}
|
|
|
+
|
|
|
+static int gcm_decrypt(struct aead_request *req)
|
|
|
+{
|
|
|
+ struct aead_edesc *edesc;
|
|
|
+ struct crypto_aead *aead = crypto_aead_reqtfm(req);
|
|
|
+ struct caam_ctx *ctx = crypto_aead_ctx(aead);
|
|
|
+ struct device *jrdev = ctx->jrdev;
|
|
|
+ bool all_contig;
|
|
|
+ u32 *desc;
|
|
|
+ int ret = 0;
|
|
|
+
|
|
|
+ /* allocate extended descriptor */
|
|
|
+ edesc = aead_edesc_alloc(req, GCM_DESC_JOB_IO_LEN, &all_contig, false);
|
|
|
+ if (IS_ERR(edesc))
|
|
|
+ return PTR_ERR(edesc);
|
|
|
+
|
|
|
+ /* Create and submit job descriptor*/
|
|
|
+ init_gcm_job(req, edesc, all_contig, false);
|
|
|
+#ifdef DEBUG
|
|
|
+ print_hex_dump(KERN_ERR, "aead jobdesc@"__stringify(__LINE__)": ",
|
|
|
+ DUMP_PREFIX_ADDRESS, 16, 4, edesc->hw_desc,
|
|
|
+ desc_bytes(edesc->hw_desc), 1);
|
|
|
+#endif
|
|
|
+
|
|
|
+ desc = edesc->hw_desc;
|
|
|
+ ret = caam_jr_enqueue(jrdev, desc, aead_decrypt_done, req);
|
|
|
+ if (!ret) {
|
|
|
+ ret = -EINPROGRESS;
|
|
|
+ } else {
|
|
|
+ aead_unmap(jrdev, edesc, req);
|
|
|
+ kfree(edesc);
|
|
|
+ }
|
|
|
+
|
|
|
+ return ret;
|
|
|
+}
|
|
|
+
|
|
|
+static int old_aead_decrypt(struct aead_request *req)
|
|
|
{
|
|
|
struct aead_edesc *edesc;
|
|
|
struct crypto_aead *aead = crypto_aead_reqtfm(req);
|
|
@@ -2796,8 +2767,8 @@ static int aead_decrypt(struct aead_request *req)
|
|
|
int ret = 0;
|
|
|
|
|
|
/* allocate extended descriptor */
|
|
|
- edesc = aead_edesc_alloc(req, DESC_JOB_IO_LEN *
|
|
|
- CAAM_CMD_SZ, &all_contig, false);
|
|
|
+ edesc = old_aead_edesc_alloc(req, DESC_JOB_IO_LEN *
|
|
|
+ CAAM_CMD_SZ, &all_contig, false);
|
|
|
if (IS_ERR(edesc))
|
|
|
return PTR_ERR(edesc);
|
|
|
|
|
@@ -2808,8 +2779,8 @@ static int aead_decrypt(struct aead_request *req)
|
|
|
#endif
|
|
|
|
|
|
/* Create and submit job descriptor*/
|
|
|
- init_aead_job(ctx->sh_desc_dec,
|
|
|
- ctx->sh_desc_dec_dma, edesc, req, all_contig, false);
|
|
|
+ old_init_aead_job(ctx->sh_desc_dec,
|
|
|
+ ctx->sh_desc_dec_dma, edesc, req, all_contig, false);
|
|
|
#ifdef DEBUG
|
|
|
print_hex_dump(KERN_ERR, "aead jobdesc@"__stringify(__LINE__)": ",
|
|
|
DUMP_PREFIX_ADDRESS, 16, 4, edesc->hw_desc,
|
|
@@ -2817,11 +2788,11 @@ static int aead_decrypt(struct aead_request *req)
|
|
|
#endif
|
|
|
|
|
|
desc = edesc->hw_desc;
|
|
|
- ret = caam_jr_enqueue(jrdev, desc, aead_decrypt_done, req);
|
|
|
+ ret = caam_jr_enqueue(jrdev, desc, old_aead_decrypt_done, req);
|
|
|
if (!ret) {
|
|
|
ret = -EINPROGRESS;
|
|
|
} else {
|
|
|
- aead_unmap(jrdev, edesc, req);
|
|
|
+ old_aead_unmap(jrdev, edesc, req);
|
|
|
kfree(edesc);
|
|
|
}
|
|
|
|
|
@@ -2995,7 +2966,7 @@ static struct aead_edesc *aead_giv_edesc_alloc(struct aead_givcrypt_request
|
|
|
return edesc;
|
|
|
}
|
|
|
|
|
|
-static int aead_givencrypt(struct aead_givcrypt_request *areq)
|
|
|
+static int old_aead_givencrypt(struct aead_givcrypt_request *areq)
|
|
|
{
|
|
|
struct aead_request *req = &areq->areq;
|
|
|
struct aead_edesc *edesc;
|
|
@@ -3029,11 +3000,11 @@ static int aead_givencrypt(struct aead_givcrypt_request *areq)
|
|
|
#endif
|
|
|
|
|
|
desc = edesc->hw_desc;
|
|
|
- ret = caam_jr_enqueue(jrdev, desc, aead_encrypt_done, req);
|
|
|
+ ret = caam_jr_enqueue(jrdev, desc, old_aead_encrypt_done, req);
|
|
|
if (!ret) {
|
|
|
ret = -EINPROGRESS;
|
|
|
} else {
|
|
|
- aead_unmap(jrdev, edesc, req);
|
|
|
+ old_aead_unmap(jrdev, edesc, req);
|
|
|
kfree(edesc);
|
|
|
}
|
|
|
|
|
@@ -3042,7 +3013,7 @@ static int aead_givencrypt(struct aead_givcrypt_request *areq)
|
|
|
|
|
|
static int aead_null_givencrypt(struct aead_givcrypt_request *areq)
|
|
|
{
|
|
|
- return aead_encrypt(&areq->areq);
|
|
|
+ return old_aead_encrypt(&areq->areq);
|
|
|
}
|
|
|
|
|
|
/*
|
|
@@ -3392,8 +3363,8 @@ static struct caam_alg_template driver_algs[] = {
|
|
|
.template_aead = {
|
|
|
.setkey = aead_setkey,
|
|
|
.setauthsize = aead_setauthsize,
|
|
|
- .encrypt = aead_encrypt,
|
|
|
- .decrypt = aead_decrypt,
|
|
|
+ .encrypt = old_aead_encrypt,
|
|
|
+ .decrypt = old_aead_decrypt,
|
|
|
.givencrypt = aead_null_givencrypt,
|
|
|
.geniv = "<built-in>",
|
|
|
.ivsize = NULL_IV_SIZE,
|
|
@@ -3411,8 +3382,8 @@ static struct caam_alg_template driver_algs[] = {
|
|
|
.template_aead = {
|
|
|
.setkey = aead_setkey,
|
|
|
.setauthsize = aead_setauthsize,
|
|
|
- .encrypt = aead_encrypt,
|
|
|
- .decrypt = aead_decrypt,
|
|
|
+ .encrypt = old_aead_encrypt,
|
|
|
+ .decrypt = old_aead_decrypt,
|
|
|
.givencrypt = aead_null_givencrypt,
|
|
|
.geniv = "<built-in>",
|
|
|
.ivsize = NULL_IV_SIZE,
|
|
@@ -3430,8 +3401,8 @@ static struct caam_alg_template driver_algs[] = {
|
|
|
.template_aead = {
|
|
|
.setkey = aead_setkey,
|
|
|
.setauthsize = aead_setauthsize,
|
|
|
- .encrypt = aead_encrypt,
|
|
|
- .decrypt = aead_decrypt,
|
|
|
+ .encrypt = old_aead_encrypt,
|
|
|
+ .decrypt = old_aead_decrypt,
|
|
|
.givencrypt = aead_null_givencrypt,
|
|
|
.geniv = "<built-in>",
|
|
|
.ivsize = NULL_IV_SIZE,
|
|
@@ -3450,8 +3421,8 @@ static struct caam_alg_template driver_algs[] = {
|
|
|
.template_aead = {
|
|
|
.setkey = aead_setkey,
|
|
|
.setauthsize = aead_setauthsize,
|
|
|
- .encrypt = aead_encrypt,
|
|
|
- .decrypt = aead_decrypt,
|
|
|
+ .encrypt = old_aead_encrypt,
|
|
|
+ .decrypt = old_aead_decrypt,
|
|
|
.givencrypt = aead_null_givencrypt,
|
|
|
.geniv = "<built-in>",
|
|
|
.ivsize = NULL_IV_SIZE,
|
|
@@ -3470,8 +3441,8 @@ static struct caam_alg_template driver_algs[] = {
|
|
|
.template_aead = {
|
|
|
.setkey = aead_setkey,
|
|
|
.setauthsize = aead_setauthsize,
|
|
|
- .encrypt = aead_encrypt,
|
|
|
- .decrypt = aead_decrypt,
|
|
|
+ .encrypt = old_aead_encrypt,
|
|
|
+ .decrypt = old_aead_decrypt,
|
|
|
.givencrypt = aead_null_givencrypt,
|
|
|
.geniv = "<built-in>",
|
|
|
.ivsize = NULL_IV_SIZE,
|
|
@@ -3490,8 +3461,8 @@ static struct caam_alg_template driver_algs[] = {
|
|
|
.template_aead = {
|
|
|
.setkey = aead_setkey,
|
|
|
.setauthsize = aead_setauthsize,
|
|
|
- .encrypt = aead_encrypt,
|
|
|
- .decrypt = aead_decrypt,
|
|
|
+ .encrypt = old_aead_encrypt,
|
|
|
+ .decrypt = old_aead_decrypt,
|
|
|
.givencrypt = aead_null_givencrypt,
|
|
|
.geniv = "<built-in>",
|
|
|
.ivsize = NULL_IV_SIZE,
|
|
@@ -3510,9 +3481,9 @@ static struct caam_alg_template driver_algs[] = {
|
|
|
.template_aead = {
|
|
|
.setkey = aead_setkey,
|
|
|
.setauthsize = aead_setauthsize,
|
|
|
- .encrypt = aead_encrypt,
|
|
|
- .decrypt = aead_decrypt,
|
|
|
- .givencrypt = aead_givencrypt,
|
|
|
+ .encrypt = old_aead_encrypt,
|
|
|
+ .decrypt = old_aead_decrypt,
|
|
|
+ .givencrypt = old_aead_givencrypt,
|
|
|
.geniv = "<built-in>",
|
|
|
.ivsize = AES_BLOCK_SIZE,
|
|
|
.maxauthsize = MD5_DIGEST_SIZE,
|
|
@@ -3529,9 +3500,9 @@ static struct caam_alg_template driver_algs[] = {
|
|
|
.template_aead = {
|
|
|
.setkey = aead_setkey,
|
|
|
.setauthsize = aead_setauthsize,
|
|
|
- .encrypt = aead_encrypt,
|
|
|
- .decrypt = aead_decrypt,
|
|
|
- .givencrypt = aead_givencrypt,
|
|
|
+ .encrypt = old_aead_encrypt,
|
|
|
+ .decrypt = old_aead_decrypt,
|
|
|
+ .givencrypt = old_aead_givencrypt,
|
|
|
.geniv = "<built-in>",
|
|
|
.ivsize = AES_BLOCK_SIZE,
|
|
|
.maxauthsize = SHA1_DIGEST_SIZE,
|
|
@@ -3548,9 +3519,9 @@ static struct caam_alg_template driver_algs[] = {
|
|
|
.template_aead = {
|
|
|
.setkey = aead_setkey,
|
|
|
.setauthsize = aead_setauthsize,
|
|
|
- .encrypt = aead_encrypt,
|
|
|
- .decrypt = aead_decrypt,
|
|
|
- .givencrypt = aead_givencrypt,
|
|
|
+ .encrypt = old_aead_encrypt,
|
|
|
+ .decrypt = old_aead_decrypt,
|
|
|
+ .givencrypt = old_aead_givencrypt,
|
|
|
.geniv = "<built-in>",
|
|
|
.ivsize = AES_BLOCK_SIZE,
|
|
|
.maxauthsize = SHA224_DIGEST_SIZE,
|
|
@@ -3568,9 +3539,9 @@ static struct caam_alg_template driver_algs[] = {
|
|
|
.template_aead = {
|
|
|
.setkey = aead_setkey,
|
|
|
.setauthsize = aead_setauthsize,
|
|
|
- .encrypt = aead_encrypt,
|
|
|
- .decrypt = aead_decrypt,
|
|
|
- .givencrypt = aead_givencrypt,
|
|
|
+ .encrypt = old_aead_encrypt,
|
|
|
+ .decrypt = old_aead_decrypt,
|
|
|
+ .givencrypt = old_aead_givencrypt,
|
|
|
.geniv = "<built-in>",
|
|
|
.ivsize = AES_BLOCK_SIZE,
|
|
|
.maxauthsize = SHA256_DIGEST_SIZE,
|
|
@@ -3588,9 +3559,9 @@ static struct caam_alg_template driver_algs[] = {
|
|
|
.template_aead = {
|
|
|
.setkey = aead_setkey,
|
|
|
.setauthsize = aead_setauthsize,
|
|
|
- .encrypt = aead_encrypt,
|
|
|
- .decrypt = aead_decrypt,
|
|
|
- .givencrypt = aead_givencrypt,
|
|
|
+ .encrypt = old_aead_encrypt,
|
|
|
+ .decrypt = old_aead_decrypt,
|
|
|
+ .givencrypt = old_aead_givencrypt,
|
|
|
.geniv = "<built-in>",
|
|
|
.ivsize = AES_BLOCK_SIZE,
|
|
|
.maxauthsize = SHA384_DIGEST_SIZE,
|
|
@@ -3609,9 +3580,9 @@ static struct caam_alg_template driver_algs[] = {
|
|
|
.template_aead = {
|
|
|
.setkey = aead_setkey,
|
|
|
.setauthsize = aead_setauthsize,
|
|
|
- .encrypt = aead_encrypt,
|
|
|
- .decrypt = aead_decrypt,
|
|
|
- .givencrypt = aead_givencrypt,
|
|
|
+ .encrypt = old_aead_encrypt,
|
|
|
+ .decrypt = old_aead_decrypt,
|
|
|
+ .givencrypt = old_aead_givencrypt,
|
|
|
.geniv = "<built-in>",
|
|
|
.ivsize = AES_BLOCK_SIZE,
|
|
|
.maxauthsize = SHA512_DIGEST_SIZE,
|
|
@@ -3629,9 +3600,9 @@ static struct caam_alg_template driver_algs[] = {
|
|
|
.template_aead = {
|
|
|
.setkey = aead_setkey,
|
|
|
.setauthsize = aead_setauthsize,
|
|
|
- .encrypt = aead_encrypt,
|
|
|
- .decrypt = aead_decrypt,
|
|
|
- .givencrypt = aead_givencrypt,
|
|
|
+ .encrypt = old_aead_encrypt,
|
|
|
+ .decrypt = old_aead_decrypt,
|
|
|
+ .givencrypt = old_aead_givencrypt,
|
|
|
.geniv = "<built-in>",
|
|
|
.ivsize = DES3_EDE_BLOCK_SIZE,
|
|
|
.maxauthsize = MD5_DIGEST_SIZE,
|
|
@@ -3648,9 +3619,9 @@ static struct caam_alg_template driver_algs[] = {
|
|
|
.template_aead = {
|
|
|
.setkey = aead_setkey,
|
|
|
.setauthsize = aead_setauthsize,
|
|
|
- .encrypt = aead_encrypt,
|
|
|
- .decrypt = aead_decrypt,
|
|
|
- .givencrypt = aead_givencrypt,
|
|
|
+ .encrypt = old_aead_encrypt,
|
|
|
+ .decrypt = old_aead_decrypt,
|
|
|
+ .givencrypt = old_aead_givencrypt,
|
|
|
.geniv = "<built-in>",
|
|
|
.ivsize = DES3_EDE_BLOCK_SIZE,
|
|
|
.maxauthsize = SHA1_DIGEST_SIZE,
|
|
@@ -3667,9 +3638,9 @@ static struct caam_alg_template driver_algs[] = {
|
|
|
.template_aead = {
|
|
|
.setkey = aead_setkey,
|
|
|
.setauthsize = aead_setauthsize,
|
|
|
- .encrypt = aead_encrypt,
|
|
|
- .decrypt = aead_decrypt,
|
|
|
- .givencrypt = aead_givencrypt,
|
|
|
+ .encrypt = old_aead_encrypt,
|
|
|
+ .decrypt = old_aead_decrypt,
|
|
|
+ .givencrypt = old_aead_givencrypt,
|
|
|
.geniv = "<built-in>",
|
|
|
.ivsize = DES3_EDE_BLOCK_SIZE,
|
|
|
.maxauthsize = SHA224_DIGEST_SIZE,
|
|
@@ -3687,9 +3658,9 @@ static struct caam_alg_template driver_algs[] = {
|
|
|
.template_aead = {
|
|
|
.setkey = aead_setkey,
|
|
|
.setauthsize = aead_setauthsize,
|
|
|
- .encrypt = aead_encrypt,
|
|
|
- .decrypt = aead_decrypt,
|
|
|
- .givencrypt = aead_givencrypt,
|
|
|
+ .encrypt = old_aead_encrypt,
|
|
|
+ .decrypt = old_aead_decrypt,
|
|
|
+ .givencrypt = old_aead_givencrypt,
|
|
|
.geniv = "<built-in>",
|
|
|
.ivsize = DES3_EDE_BLOCK_SIZE,
|
|
|
.maxauthsize = SHA256_DIGEST_SIZE,
|
|
@@ -3707,9 +3678,9 @@ static struct caam_alg_template driver_algs[] = {
|
|
|
.template_aead = {
|
|
|
.setkey = aead_setkey,
|
|
|
.setauthsize = aead_setauthsize,
|
|
|
- .encrypt = aead_encrypt,
|
|
|
- .decrypt = aead_decrypt,
|
|
|
- .givencrypt = aead_givencrypt,
|
|
|
+ .encrypt = old_aead_encrypt,
|
|
|
+ .decrypt = old_aead_decrypt,
|
|
|
+ .givencrypt = old_aead_givencrypt,
|
|
|
.geniv = "<built-in>",
|
|
|
.ivsize = DES3_EDE_BLOCK_SIZE,
|
|
|
.maxauthsize = SHA384_DIGEST_SIZE,
|
|
@@ -3727,9 +3698,9 @@ static struct caam_alg_template driver_algs[] = {
|
|
|
.template_aead = {
|
|
|
.setkey = aead_setkey,
|
|
|
.setauthsize = aead_setauthsize,
|
|
|
- .encrypt = aead_encrypt,
|
|
|
- .decrypt = aead_decrypt,
|
|
|
- .givencrypt = aead_givencrypt,
|
|
|
+ .encrypt = old_aead_encrypt,
|
|
|
+ .decrypt = old_aead_decrypt,
|
|
|
+ .givencrypt = old_aead_givencrypt,
|
|
|
.geniv = "<built-in>",
|
|
|
.ivsize = DES3_EDE_BLOCK_SIZE,
|
|
|
.maxauthsize = SHA512_DIGEST_SIZE,
|
|
@@ -3747,9 +3718,9 @@ static struct caam_alg_template driver_algs[] = {
|
|
|
.template_aead = {
|
|
|
.setkey = aead_setkey,
|
|
|
.setauthsize = aead_setauthsize,
|
|
|
- .encrypt = aead_encrypt,
|
|
|
- .decrypt = aead_decrypt,
|
|
|
- .givencrypt = aead_givencrypt,
|
|
|
+ .encrypt = old_aead_encrypt,
|
|
|
+ .decrypt = old_aead_decrypt,
|
|
|
+ .givencrypt = old_aead_givencrypt,
|
|
|
.geniv = "<built-in>",
|
|
|
.ivsize = DES_BLOCK_SIZE,
|
|
|
.maxauthsize = MD5_DIGEST_SIZE,
|
|
@@ -3766,9 +3737,9 @@ static struct caam_alg_template driver_algs[] = {
|
|
|
.template_aead = {
|
|
|
.setkey = aead_setkey,
|
|
|
.setauthsize = aead_setauthsize,
|
|
|
- .encrypt = aead_encrypt,
|
|
|
- .decrypt = aead_decrypt,
|
|
|
- .givencrypt = aead_givencrypt,
|
|
|
+ .encrypt = old_aead_encrypt,
|
|
|
+ .decrypt = old_aead_decrypt,
|
|
|
+ .givencrypt = old_aead_givencrypt,
|
|
|
.geniv = "<built-in>",
|
|
|
.ivsize = DES_BLOCK_SIZE,
|
|
|
.maxauthsize = SHA1_DIGEST_SIZE,
|
|
@@ -3785,9 +3756,9 @@ static struct caam_alg_template driver_algs[] = {
|
|
|
.template_aead = {
|
|
|
.setkey = aead_setkey,
|
|
|
.setauthsize = aead_setauthsize,
|
|
|
- .encrypt = aead_encrypt,
|
|
|
- .decrypt = aead_decrypt,
|
|
|
- .givencrypt = aead_givencrypt,
|
|
|
+ .encrypt = old_aead_encrypt,
|
|
|
+ .decrypt = old_aead_decrypt,
|
|
|
+ .givencrypt = old_aead_givencrypt,
|
|
|
.geniv = "<built-in>",
|
|
|
.ivsize = DES_BLOCK_SIZE,
|
|
|
.maxauthsize = SHA224_DIGEST_SIZE,
|
|
@@ -3805,9 +3776,9 @@ static struct caam_alg_template driver_algs[] = {
|
|
|
.template_aead = {
|
|
|
.setkey = aead_setkey,
|
|
|
.setauthsize = aead_setauthsize,
|
|
|
- .encrypt = aead_encrypt,
|
|
|
- .decrypt = aead_decrypt,
|
|
|
- .givencrypt = aead_givencrypt,
|
|
|
+ .encrypt = old_aead_encrypt,
|
|
|
+ .decrypt = old_aead_decrypt,
|
|
|
+ .givencrypt = old_aead_givencrypt,
|
|
|
.geniv = "<built-in>",
|
|
|
.ivsize = DES_BLOCK_SIZE,
|
|
|
.maxauthsize = SHA256_DIGEST_SIZE,
|
|
@@ -3825,9 +3796,9 @@ static struct caam_alg_template driver_algs[] = {
|
|
|
.template_aead = {
|
|
|
.setkey = aead_setkey,
|
|
|
.setauthsize = aead_setauthsize,
|
|
|
- .encrypt = aead_encrypt,
|
|
|
- .decrypt = aead_decrypt,
|
|
|
- .givencrypt = aead_givencrypt,
|
|
|
+ .encrypt = old_aead_encrypt,
|
|
|
+ .decrypt = old_aead_decrypt,
|
|
|
+ .givencrypt = old_aead_givencrypt,
|
|
|
.geniv = "<built-in>",
|
|
|
.ivsize = DES_BLOCK_SIZE,
|
|
|
.maxauthsize = SHA384_DIGEST_SIZE,
|
|
@@ -3845,9 +3816,9 @@ static struct caam_alg_template driver_algs[] = {
|
|
|
.template_aead = {
|
|
|
.setkey = aead_setkey,
|
|
|
.setauthsize = aead_setauthsize,
|
|
|
- .encrypt = aead_encrypt,
|
|
|
- .decrypt = aead_decrypt,
|
|
|
- .givencrypt = aead_givencrypt,
|
|
|
+ .encrypt = old_aead_encrypt,
|
|
|
+ .decrypt = old_aead_decrypt,
|
|
|
+ .givencrypt = old_aead_givencrypt,
|
|
|
.geniv = "<built-in>",
|
|
|
.ivsize = DES_BLOCK_SIZE,
|
|
|
.maxauthsize = SHA512_DIGEST_SIZE,
|
|
@@ -3865,9 +3836,9 @@ static struct caam_alg_template driver_algs[] = {
|
|
|
.template_aead = {
|
|
|
.setkey = aead_setkey,
|
|
|
.setauthsize = aead_setauthsize,
|
|
|
- .encrypt = aead_encrypt,
|
|
|
- .decrypt = aead_decrypt,
|
|
|
- .givencrypt = aead_givencrypt,
|
|
|
+ .encrypt = old_aead_encrypt,
|
|
|
+ .decrypt = old_aead_decrypt,
|
|
|
+ .givencrypt = old_aead_givencrypt,
|
|
|
.geniv = "<built-in>",
|
|
|
.ivsize = CTR_RFC3686_IV_SIZE,
|
|
|
.maxauthsize = MD5_DIGEST_SIZE,
|
|
@@ -3884,9 +3855,9 @@ static struct caam_alg_template driver_algs[] = {
|
|
|
.template_aead = {
|
|
|
.setkey = aead_setkey,
|
|
|
.setauthsize = aead_setauthsize,
|
|
|
- .encrypt = aead_encrypt,
|
|
|
- .decrypt = aead_decrypt,
|
|
|
- .givencrypt = aead_givencrypt,
|
|
|
+ .encrypt = old_aead_encrypt,
|
|
|
+ .decrypt = old_aead_decrypt,
|
|
|
+ .givencrypt = old_aead_givencrypt,
|
|
|
.geniv = "<built-in>",
|
|
|
.ivsize = CTR_RFC3686_IV_SIZE,
|
|
|
.maxauthsize = SHA1_DIGEST_SIZE,
|
|
@@ -3903,9 +3874,9 @@ static struct caam_alg_template driver_algs[] = {
|
|
|
.template_aead = {
|
|
|
.setkey = aead_setkey,
|
|
|
.setauthsize = aead_setauthsize,
|
|
|
- .encrypt = aead_encrypt,
|
|
|
- .decrypt = aead_decrypt,
|
|
|
- .givencrypt = aead_givencrypt,
|
|
|
+ .encrypt = old_aead_encrypt,
|
|
|
+ .decrypt = old_aead_decrypt,
|
|
|
+ .givencrypt = old_aead_givencrypt,
|
|
|
.geniv = "<built-in>",
|
|
|
.ivsize = CTR_RFC3686_IV_SIZE,
|
|
|
.maxauthsize = SHA224_DIGEST_SIZE,
|
|
@@ -3923,9 +3894,9 @@ static struct caam_alg_template driver_algs[] = {
|
|
|
.template_aead = {
|
|
|
.setkey = aead_setkey,
|
|
|
.setauthsize = aead_setauthsize,
|
|
|
- .encrypt = aead_encrypt,
|
|
|
- .decrypt = aead_decrypt,
|
|
|
- .givencrypt = aead_givencrypt,
|
|
|
+ .encrypt = old_aead_encrypt,
|
|
|
+ .decrypt = old_aead_decrypt,
|
|
|
+ .givencrypt = old_aead_givencrypt,
|
|
|
.geniv = "<built-in>",
|
|
|
.ivsize = CTR_RFC3686_IV_SIZE,
|
|
|
.maxauthsize = SHA256_DIGEST_SIZE,
|
|
@@ -3943,9 +3914,9 @@ static struct caam_alg_template driver_algs[] = {
|
|
|
.template_aead = {
|
|
|
.setkey = aead_setkey,
|
|
|
.setauthsize = aead_setauthsize,
|
|
|
- .encrypt = aead_encrypt,
|
|
|
- .decrypt = aead_decrypt,
|
|
|
- .givencrypt = aead_givencrypt,
|
|
|
+ .encrypt = old_aead_encrypt,
|
|
|
+ .decrypt = old_aead_decrypt,
|
|
|
+ .givencrypt = old_aead_givencrypt,
|
|
|
.geniv = "<built-in>",
|
|
|
.ivsize = CTR_RFC3686_IV_SIZE,
|
|
|
.maxauthsize = SHA384_DIGEST_SIZE,
|
|
@@ -3963,9 +3934,9 @@ static struct caam_alg_template driver_algs[] = {
|
|
|
.template_aead = {
|
|
|
.setkey = aead_setkey,
|
|
|
.setauthsize = aead_setauthsize,
|
|
|
- .encrypt = aead_encrypt,
|
|
|
- .decrypt = aead_decrypt,
|
|
|
- .givencrypt = aead_givencrypt,
|
|
|
+ .encrypt = old_aead_encrypt,
|
|
|
+ .decrypt = old_aead_decrypt,
|
|
|
+ .givencrypt = old_aead_givencrypt,
|
|
|
.geniv = "<built-in>",
|
|
|
.ivsize = CTR_RFC3686_IV_SIZE,
|
|
|
.maxauthsize = SHA512_DIGEST_SIZE,
|
|
@@ -3975,58 +3946,6 @@ static struct caam_alg_template driver_algs[] = {
|
|
|
OP_ALG_AAI_HMAC_PRECOMP,
|
|
|
.alg_op = OP_ALG_ALGSEL_SHA512 | OP_ALG_AAI_HMAC,
|
|
|
},
|
|
|
- {
|
|
|
- .name = "rfc4106(gcm(aes))",
|
|
|
- .driver_name = "rfc4106-gcm-aes-caam",
|
|
|
- .blocksize = 1,
|
|
|
- .type = CRYPTO_ALG_TYPE_AEAD,
|
|
|
- .template_aead = {
|
|
|
- .setkey = rfc4106_setkey,
|
|
|
- .setauthsize = rfc4106_setauthsize,
|
|
|
- .encrypt = aead_encrypt,
|
|
|
- .decrypt = aead_decrypt,
|
|
|
- .givencrypt = aead_givencrypt,
|
|
|
- .geniv = "<built-in>",
|
|
|
- .ivsize = 8,
|
|
|
- .maxauthsize = AES_BLOCK_SIZE,
|
|
|
- },
|
|
|
- .class1_alg_type = OP_ALG_ALGSEL_AES | OP_ALG_AAI_GCM,
|
|
|
- },
|
|
|
- {
|
|
|
- .name = "rfc4543(gcm(aes))",
|
|
|
- .driver_name = "rfc4543-gcm-aes-caam",
|
|
|
- .blocksize = 1,
|
|
|
- .type = CRYPTO_ALG_TYPE_AEAD,
|
|
|
- .template_aead = {
|
|
|
- .setkey = rfc4543_setkey,
|
|
|
- .setauthsize = rfc4543_setauthsize,
|
|
|
- .encrypt = aead_encrypt,
|
|
|
- .decrypt = aead_decrypt,
|
|
|
- .givencrypt = aead_givencrypt,
|
|
|
- .geniv = "<built-in>",
|
|
|
- .ivsize = 8,
|
|
|
- .maxauthsize = AES_BLOCK_SIZE,
|
|
|
- },
|
|
|
- .class1_alg_type = OP_ALG_ALGSEL_AES | OP_ALG_AAI_GCM,
|
|
|
- },
|
|
|
- /* Galois Counter Mode */
|
|
|
- {
|
|
|
- .name = "gcm(aes)",
|
|
|
- .driver_name = "gcm-aes-caam",
|
|
|
- .blocksize = 1,
|
|
|
- .type = CRYPTO_ALG_TYPE_AEAD,
|
|
|
- .template_aead = {
|
|
|
- .setkey = gcm_setkey,
|
|
|
- .setauthsize = gcm_setauthsize,
|
|
|
- .encrypt = aead_encrypt,
|
|
|
- .decrypt = aead_decrypt,
|
|
|
- .givencrypt = NULL,
|
|
|
- .geniv = "<built-in>",
|
|
|
- .ivsize = 12,
|
|
|
- .maxauthsize = AES_BLOCK_SIZE,
|
|
|
- },
|
|
|
- .class1_alg_type = OP_ALG_ALGSEL_AES | OP_ALG_AAI_GCM,
|
|
|
- },
|
|
|
/* ablkcipher descriptor */
|
|
|
{
|
|
|
.name = "cbc(aes)",
|
|
@@ -4116,21 +4035,84 @@ static struct caam_alg_template driver_algs[] = {
|
|
|
}
|
|
|
};
|
|
|
|
|
|
-struct caam_crypto_alg {
|
|
|
- struct list_head entry;
|
|
|
+struct caam_alg_entry {
|
|
|
int class1_alg_type;
|
|
|
int class2_alg_type;
|
|
|
int alg_op;
|
|
|
+};
|
|
|
+
|
|
|
+struct caam_aead_alg {
|
|
|
+ struct aead_alg aead;
|
|
|
+ struct caam_alg_entry caam;
|
|
|
+ bool registered;
|
|
|
+};
|
|
|
+
|
|
|
+static struct caam_aead_alg driver_aeads[] = {
|
|
|
+ {
|
|
|
+ .aead = {
|
|
|
+ .base = {
|
|
|
+ .cra_name = "rfc4106(gcm(aes))",
|
|
|
+ .cra_driver_name = "rfc4106-gcm-aes-caam",
|
|
|
+ .cra_blocksize = 1,
|
|
|
+ },
|
|
|
+ .setkey = rfc4106_setkey,
|
|
|
+ .setauthsize = rfc4106_setauthsize,
|
|
|
+ .encrypt = gcm_encrypt,
|
|
|
+ .decrypt = gcm_decrypt,
|
|
|
+ .ivsize = 8,
|
|
|
+ .maxauthsize = AES_BLOCK_SIZE,
|
|
|
+ },
|
|
|
+ .caam = {
|
|
|
+ .class1_alg_type = OP_ALG_ALGSEL_AES | OP_ALG_AAI_GCM,
|
|
|
+ },
|
|
|
+ },
|
|
|
+ {
|
|
|
+ .aead = {
|
|
|
+ .base = {
|
|
|
+ .cra_name = "rfc4543(gcm(aes))",
|
|
|
+ .cra_driver_name = "rfc4543-gcm-aes-caam",
|
|
|
+ .cra_blocksize = 1,
|
|
|
+ },
|
|
|
+ .setkey = rfc4543_setkey,
|
|
|
+ .setauthsize = rfc4543_setauthsize,
|
|
|
+ .encrypt = gcm_encrypt,
|
|
|
+ .decrypt = gcm_decrypt,
|
|
|
+ .ivsize = 8,
|
|
|
+ .maxauthsize = AES_BLOCK_SIZE,
|
|
|
+ },
|
|
|
+ .caam = {
|
|
|
+ .class1_alg_type = OP_ALG_ALGSEL_AES | OP_ALG_AAI_GCM,
|
|
|
+ },
|
|
|
+ },
|
|
|
+ /* Galois Counter Mode */
|
|
|
+ {
|
|
|
+ .aead = {
|
|
|
+ .base = {
|
|
|
+ .cra_name = "gcm(aes)",
|
|
|
+ .cra_driver_name = "gcm-aes-caam",
|
|
|
+ .cra_blocksize = 1,
|
|
|
+ },
|
|
|
+ .setkey = gcm_setkey,
|
|
|
+ .setauthsize = gcm_setauthsize,
|
|
|
+ .encrypt = gcm_encrypt,
|
|
|
+ .decrypt = gcm_decrypt,
|
|
|
+ .ivsize = 12,
|
|
|
+ .maxauthsize = AES_BLOCK_SIZE,
|
|
|
+ },
|
|
|
+ .caam = {
|
|
|
+ .class1_alg_type = OP_ALG_ALGSEL_AES | OP_ALG_AAI_GCM,
|
|
|
+ },
|
|
|
+ },
|
|
|
+};
|
|
|
+
|
|
|
+struct caam_crypto_alg {
|
|
|
struct crypto_alg crypto_alg;
|
|
|
+ struct list_head entry;
|
|
|
+ struct caam_alg_entry caam;
|
|
|
};
|
|
|
|
|
|
-static int caam_cra_init(struct crypto_tfm *tfm)
|
|
|
+static int caam_init_common(struct caam_ctx *ctx, struct caam_alg_entry *caam)
|
|
|
{
|
|
|
- struct crypto_alg *alg = tfm->__crt_alg;
|
|
|
- struct caam_crypto_alg *caam_alg =
|
|
|
- container_of(alg, struct caam_crypto_alg, crypto_alg);
|
|
|
- struct caam_ctx *ctx = crypto_tfm_ctx(tfm);
|
|
|
-
|
|
|
ctx->jrdev = caam_jr_alloc();
|
|
|
if (IS_ERR(ctx->jrdev)) {
|
|
|
pr_err("Job Ring Device allocation for transform failed\n");
|
|
@@ -4138,17 +4120,35 @@ static int caam_cra_init(struct crypto_tfm *tfm)
|
|
|
}
|
|
|
|
|
|
/* copy descriptor header template value */
|
|
|
- ctx->class1_alg_type = OP_TYPE_CLASS1_ALG | caam_alg->class1_alg_type;
|
|
|
- ctx->class2_alg_type = OP_TYPE_CLASS2_ALG | caam_alg->class2_alg_type;
|
|
|
- ctx->alg_op = OP_TYPE_CLASS2_ALG | caam_alg->alg_op;
|
|
|
+ ctx->class1_alg_type = OP_TYPE_CLASS1_ALG | caam->class1_alg_type;
|
|
|
+ ctx->class2_alg_type = OP_TYPE_CLASS2_ALG | caam->class2_alg_type;
|
|
|
+ ctx->alg_op = OP_TYPE_CLASS2_ALG | caam->alg_op;
|
|
|
|
|
|
return 0;
|
|
|
}
|
|
|
|
|
|
-static void caam_cra_exit(struct crypto_tfm *tfm)
|
|
|
+static int caam_cra_init(struct crypto_tfm *tfm)
|
|
|
{
|
|
|
+ struct crypto_alg *alg = tfm->__crt_alg;
|
|
|
+ struct caam_crypto_alg *caam_alg =
|
|
|
+ container_of(alg, struct caam_crypto_alg, crypto_alg);
|
|
|
struct caam_ctx *ctx = crypto_tfm_ctx(tfm);
|
|
|
|
|
|
+ return caam_init_common(ctx, &caam_alg->caam);
|
|
|
+}
|
|
|
+
|
|
|
+static int caam_aead_init(struct crypto_aead *tfm)
|
|
|
+{
|
|
|
+ struct aead_alg *alg = crypto_aead_alg(tfm);
|
|
|
+ struct caam_aead_alg *caam_alg =
|
|
|
+ container_of(alg, struct caam_aead_alg, aead);
|
|
|
+ struct caam_ctx *ctx = crypto_aead_ctx(tfm);
|
|
|
+
|
|
|
+ return caam_init_common(ctx, &caam_alg->caam);
|
|
|
+}
|
|
|
+
|
|
|
+static void caam_exit_common(struct caam_ctx *ctx)
|
|
|
+{
|
|
|
if (ctx->sh_desc_enc_dma &&
|
|
|
!dma_mapping_error(ctx->jrdev, ctx->sh_desc_enc_dma))
|
|
|
dma_unmap_single(ctx->jrdev, ctx->sh_desc_enc_dma,
|
|
@@ -4171,10 +4171,28 @@ static void caam_cra_exit(struct crypto_tfm *tfm)
|
|
|
caam_jr_free(ctx->jrdev);
|
|
|
}
|
|
|
|
|
|
+static void caam_cra_exit(struct crypto_tfm *tfm)
|
|
|
+{
|
|
|
+ caam_exit_common(crypto_tfm_ctx(tfm));
|
|
|
+}
|
|
|
+
|
|
|
+static void caam_aead_exit(struct crypto_aead *tfm)
|
|
|
+{
|
|
|
+ caam_exit_common(crypto_aead_ctx(tfm));
|
|
|
+}
|
|
|
+
|
|
|
static void __exit caam_algapi_exit(void)
|
|
|
{
|
|
|
|
|
|
struct caam_crypto_alg *t_alg, *n;
|
|
|
+ int i;
|
|
|
+
|
|
|
+ for (i = 0; i < ARRAY_SIZE(driver_aeads); i++) {
|
|
|
+ struct caam_aead_alg *t_alg = driver_aeads + i;
|
|
|
+
|
|
|
+ if (t_alg->registered)
|
|
|
+ crypto_unregister_aead(&t_alg->aead);
|
|
|
+ }
|
|
|
|
|
|
if (!alg_list.next)
|
|
|
return;
|
|
@@ -4227,13 +4245,26 @@ static struct caam_crypto_alg *caam_alg_alloc(struct caam_alg_template
|
|
|
break;
|
|
|
}
|
|
|
|
|
|
- t_alg->class1_alg_type = template->class1_alg_type;
|
|
|
- t_alg->class2_alg_type = template->class2_alg_type;
|
|
|
- t_alg->alg_op = template->alg_op;
|
|
|
+ t_alg->caam.class1_alg_type = template->class1_alg_type;
|
|
|
+ t_alg->caam.class2_alg_type = template->class2_alg_type;
|
|
|
+ t_alg->caam.alg_op = template->alg_op;
|
|
|
|
|
|
return t_alg;
|
|
|
}
|
|
|
|
|
|
+static void caam_aead_alg_init(struct caam_aead_alg *t_alg)
|
|
|
+{
|
|
|
+ struct aead_alg *alg = &t_alg->aead;
|
|
|
+
|
|
|
+ alg->base.cra_module = THIS_MODULE;
|
|
|
+ alg->base.cra_priority = CAAM_CRA_PRIORITY;
|
|
|
+ alg->base.cra_ctxsize = sizeof(struct caam_ctx);
|
|
|
+ alg->base.cra_flags = CRYPTO_ALG_ASYNC | CRYPTO_ALG_KERN_DRIVER_ONLY;
|
|
|
+
|
|
|
+ alg->init = caam_aead_init;
|
|
|
+ alg->exit = caam_aead_exit;
|
|
|
+}
|
|
|
+
|
|
|
static int __init caam_algapi_init(void)
|
|
|
{
|
|
|
struct device_node *dev_node;
|
|
@@ -4241,6 +4272,7 @@ static int __init caam_algapi_init(void)
|
|
|
struct device *ctrldev;
|
|
|
void *priv;
|
|
|
int i = 0, err = 0;
|
|
|
+ bool registered = false;
|
|
|
|
|
|
dev_node = of_find_compatible_node(NULL, NULL, "fsl,sec-v4.0");
|
|
|
if (!dev_node) {
|
|
@@ -4287,10 +4319,30 @@ static int __init caam_algapi_init(void)
|
|
|
pr_warn("%s alg registration failed\n",
|
|
|
t_alg->crypto_alg.cra_driver_name);
|
|
|
kfree(t_alg);
|
|
|
- } else
|
|
|
- list_add_tail(&t_alg->entry, &alg_list);
|
|
|
+ continue;
|
|
|
+ }
|
|
|
+
|
|
|
+ list_add_tail(&t_alg->entry, &alg_list);
|
|
|
+ registered = true;
|
|
|
+ }
|
|
|
+
|
|
|
+ for (i = 0; i < ARRAY_SIZE(driver_aeads); i++) {
|
|
|
+ struct caam_aead_alg *t_alg = driver_aeads + i;
|
|
|
+
|
|
|
+ caam_aead_alg_init(t_alg);
|
|
|
+
|
|
|
+ err = crypto_register_aead(&t_alg->aead);
|
|
|
+ if (err) {
|
|
|
+ pr_warn("%s alg registration failed\n",
|
|
|
+ t_alg->aead.base.cra_driver_name);
|
|
|
+ continue;
|
|
|
+ }
|
|
|
+
|
|
|
+ t_alg->registered = true;
|
|
|
+ registered = true;
|
|
|
}
|
|
|
- if (!list_empty(&alg_list))
|
|
|
+
|
|
|
+ if (registered)
|
|
|
pr_info("caam algorithms registered in /proc/crypto\n");
|
|
|
|
|
|
return err;
|