diff options
Diffstat (limited to 'drivers/crypto/caam')
| -rw-r--r-- | drivers/crypto/caam/Kconfig | 8 | ||||
| -rw-r--r-- | drivers/crypto/caam/Makefile | 3 | ||||
| -rw-r--r-- | drivers/crypto/caam/caamalg.c | 80 | ||||
| -rw-r--r-- | drivers/crypto/caam/caamhash.c | 70 | ||||
| -rw-r--r-- | drivers/crypto/caam/ctrl.c | 77 | ||||
| -rw-r--r-- | drivers/crypto/caam/desc_constr.h | 1 | ||||
| -rw-r--r-- | drivers/crypto/caam/intern.h | 5 | ||||
| -rw-r--r-- | drivers/crypto/caam/jr.c | 67 | ||||
| -rw-r--r-- | drivers/crypto/caam/jr.h | 2 | ||||
| -rw-r--r-- | drivers/crypto/caam/key_gen.c | 6 | ||||
| -rw-r--r-- | drivers/crypto/caam/regs.h | 12 |
11 files changed, 136 insertions, 195 deletions
diff --git a/drivers/crypto/caam/Kconfig b/drivers/crypto/caam/Kconfig index b44091c47f7..ca89f6b84b0 100644 --- a/drivers/crypto/caam/Kconfig +++ b/drivers/crypto/caam/Kconfig @@ -98,3 +98,11 @@ config CRYPTO_DEV_FSL_CAAM_RNG_API To compile this as a module, choose M here: the module will be called caamrng. + +config CRYPTO_DEV_FSL_CAAM_DEBUG + bool "Enable debug output in CAAM driver" + depends on CRYPTO_DEV_FSL_CAAM + default n + help + Selecting this will enable printing of various debug + information in the CAAM driver. diff --git a/drivers/crypto/caam/Makefile b/drivers/crypto/caam/Makefile index b1eb44838db..d56bd0ec65d 100644 --- a/drivers/crypto/caam/Makefile +++ b/drivers/crypto/caam/Makefile @@ -1,6 +1,9 @@ # # Makefile for the CAAM backend and dependent components # +ifeq ($(CONFIG_CRYPTO_DEV_FSL_CAAM_DEBUG), y) + EXTRA_CFLAGS := -DDEBUG +endif obj-$(CONFIG_CRYPTO_DEV_FSL_CAAM) += caam.o obj-$(CONFIG_CRYPTO_DEV_FSL_CAAM_CRYPTO_API) += caamalg.o diff --git a/drivers/crypto/caam/caamalg.c b/drivers/crypto/caam/caamalg.c index bf416a8391a..7c63b72ecd7 100644 --- a/drivers/crypto/caam/caamalg.c +++ b/drivers/crypto/caam/caamalg.c @@ -65,8 +65,6 @@ #define CAAM_MAX_IV_LENGTH 16 /* length of descriptors text */ -#define DESC_JOB_IO_LEN (CAAM_CMD_SZ * 5 + CAAM_PTR_SZ * 3) - #define DESC_AEAD_BASE (4 * CAAM_CMD_SZ) #define DESC_AEAD_ENC_LEN (DESC_AEAD_BASE + 16 * CAAM_CMD_SZ) #define DESC_AEAD_DEC_LEN (DESC_AEAD_BASE + 21 * CAAM_CMD_SZ) @@ -84,8 +82,6 @@ #ifdef DEBUG /* for print_hex_dumps with line references */ -#define xstr(s) str(s) -#define str(s) #s #define debug(format, arg...) printk(format, arg) #else #define debug(format, arg...) @@ -285,7 +281,7 @@ static int aead_set_sh_desc(struct crypto_aead *aead) return -ENOMEM; } #ifdef DEBUG - print_hex_dump(KERN_ERR, "aead enc shdesc@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "aead enc shdesc@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, desc, desc_bytes(desc), 1); #endif @@ -353,7 +349,7 @@ static int aead_set_sh_desc(struct crypto_aead *aead) return -ENOMEM; } #ifdef DEBUG - print_hex_dump(KERN_ERR, "aead dec shdesc@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "aead dec shdesc@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, desc, desc_bytes(desc), 1); #endif @@ -436,7 +432,7 @@ static int aead_set_sh_desc(struct crypto_aead *aead) return -ENOMEM; } #ifdef DEBUG - print_hex_dump(KERN_ERR, "aead givenc shdesc@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "aead givenc shdesc@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, desc, desc_bytes(desc), 1); #endif @@ -500,7 +496,7 @@ static int aead_setkey(struct crypto_aead *aead, keylen, enckeylen, authkeylen); printk(KERN_ERR "split_key_len %d split_key_pad_len %d\n", ctx->split_key_len, ctx->split_key_pad_len); - print_hex_dump(KERN_ERR, "key in @"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "key in @"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, key, keylen, 1); #endif @@ -519,7 +515,7 @@ static int aead_setkey(struct crypto_aead *aead, return -ENOMEM; } #ifdef DEBUG - print_hex_dump(KERN_ERR, "ctx.key@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "ctx.key@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, ctx->key, ctx->split_key_pad_len + enckeylen, 1); #endif @@ -549,7 +545,7 @@ static int ablkcipher_setkey(struct crypto_ablkcipher *ablkcipher, u32 *desc; #ifdef DEBUG - print_hex_dump(KERN_ERR, "key in @"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "key in @"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, key, keylen, 1); #endif @@ -598,7 +594,8 @@ static int ablkcipher_setkey(struct crypto_ablkcipher *ablkcipher, return -ENOMEM; } #ifdef DEBUG - print_hex_dump(KERN_ERR, "ablkcipher enc shdesc@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, + "ablkcipher enc shdesc@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, desc, desc_bytes(desc), 1); #endif @@ -643,7 +640,8 @@ static int ablkcipher_setkey(struct crypto_ablkcipher *ablkcipher, } #ifdef DEBUG - print_hex_dump(KERN_ERR, "ablkcipher dec shdesc@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, + "ablkcipher dec shdesc@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, desc, desc_bytes(desc), 1); #endif @@ -780,13 +778,13 @@ static void aead_encrypt_done(struct device *jrdev, u32 *desc, u32 err, aead_unmap(jrdev, edesc, req); #ifdef DEBUG - print_hex_dump(KERN_ERR, "assoc @"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "assoc @"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, sg_virt(req->assoc), req->assoclen , 1); - print_hex_dump(KERN_ERR, "dstiv @"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "dstiv @"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, sg_virt(req->src) - ivsize, edesc->src_nents ? 100 : ivsize, 1); - print_hex_dump(KERN_ERR, "dst @"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "dst @"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, sg_virt(req->src), edesc->src_nents ? 100 : req->cryptlen + ctx->authsize + 4, 1); @@ -814,10 +812,10 @@ static void aead_decrypt_done(struct device *jrdev, u32 *desc, u32 err, offsetof(struct aead_edesc, hw_desc)); #ifdef DEBUG - print_hex_dump(KERN_ERR, "dstiv @"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "dstiv @"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, req->iv, ivsize, 1); - print_hex_dump(KERN_ERR, "dst @"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "dst @"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, sg_virt(req->dst), req->cryptlen, 1); #endif @@ -837,7 +835,7 @@ static void aead_decrypt_done(struct device *jrdev, u32 *desc, u32 err, err = -EBADMSG; #ifdef DEBUG - print_hex_dump(KERN_ERR, "iphdrout@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "iphdrout@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, ((char *)sg_virt(req->assoc) - sizeof(struct iphdr)), sizeof(struct iphdr) + req->assoclen + @@ -845,7 +843,7 @@ static void aead_decrypt_done(struct device *jrdev, u32 *desc, u32 err, ctx->authsize + 36, 1); if (!err && edesc->sec4_sg_bytes) { struct scatterlist *sg = sg_last(req->src, edesc->src_nents); - print_hex_dump(KERN_ERR, "sglastout@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "sglastout@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, sg_virt(sg), sg->length + ctx->authsize + 16, 1); } @@ -878,10 +876,10 @@ static void ablkcipher_encrypt_done(struct device *jrdev, u32 *desc, u32 err, } #ifdef DEBUG - print_hex_dump(KERN_ERR, "dstiv @"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "dstiv @"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, req->info, edesc->src_nents > 1 ? 100 : ivsize, 1); - print_hex_dump(KERN_ERR, "dst @"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "dst @"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, sg_virt(req->src), edesc->dst_nents > 1 ? 100 : req->nbytes, 1); #endif @@ -913,10 +911,10 @@ static void ablkcipher_decrypt_done(struct device *jrdev, u32 *desc, u32 err, } #ifdef DEBUG - print_hex_dump(KERN_ERR, "dstiv @"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "dstiv @"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, req->info, ivsize, 1); - print_hex_dump(KERN_ERR, "dst @"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "dst @"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, sg_virt(req->src), edesc->dst_nents > 1 ? 100 : req->nbytes, 1); #endif @@ -947,16 +945,16 @@ static void init_aead_job(u32 *sh_desc, dma_addr_t ptr, #ifdef DEBUG debug("assoclen %d cryptlen %d authsize %d\n", req->assoclen, req->cryptlen, authsize); - print_hex_dump(KERN_ERR, "assoc @"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "assoc @"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, sg_virt(req->assoc), req->assoclen , 1); - print_hex_dump(KERN_ERR, "presciv@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "presciv@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, req->iv, edesc->src_nents ? 100 : ivsize, 1); - print_hex_dump(KERN_ERR, "src @"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "src @"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, sg_virt(req->src), edesc->src_nents ? 100 : req->cryptlen, 1); - print_hex_dump(KERN_ERR, "shrdesc@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "shrdesc@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, sh_desc, desc_bytes(sh_desc), 1); #endif @@ -1025,15 +1023,15 @@ static void init_aead_giv_job(u32 *sh_desc, dma_addr_t ptr, #ifdef DEBUG debug("assoclen %d cryptlen %d authsize %d\n", req->assoclen, req->cryptlen, authsize); - print_hex_dump(KERN_ERR, "assoc @"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "assoc @"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, sg_virt(req->assoc), req->assoclen , 1); - print_hex_dump(KERN_ERR, "presciv@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "presciv@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, req->iv, ivsize, 1); - print_hex_dump(KERN_ERR, "src @"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "src @"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, sg_virt(req->src), edesc->src_nents > 1 ? 100 : req->cryptlen, 1); - print_hex_dump(KERN_ERR, "shrdesc@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "shrdesc@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, sh_desc, desc_bytes(sh_desc), 1); #endif @@ -1086,10 +1084,10 @@ static void init_ablkcipher_job(u32 *sh_desc, dma_addr_t ptr, int len, sec4_sg_index = 0; #ifdef DEBUG - print_hex_dump(KERN_ERR, "presciv@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "presciv@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, req->info, ivsize, 1); - print_hex_dump(KERN_ERR, "src @"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "src @"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, sg_virt(req->src), edesc->src_nents ? 100 : req->nbytes, 1); #endif @@ -1247,7 +1245,7 @@ static int aead_encrypt(struct aead_request *req) 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@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "aead jobdesc@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, edesc->hw_desc, desc_bytes(edesc->hw_desc), 1); #endif @@ -1281,7 +1279,7 @@ static int aead_decrypt(struct aead_request *req) return PTR_ERR(edesc); #ifdef DEBUG - print_hex_dump(KERN_ERR, "dec src@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "dec src@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, sg_virt(req->src), req->cryptlen, 1); #endif @@ -1290,7 +1288,7 @@ static int aead_decrypt(struct aead_request *req) 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@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "aead jobdesc@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, edesc->hw_desc, desc_bytes(edesc->hw_desc), 1); #endif @@ -1437,7 +1435,7 @@ static int aead_givencrypt(struct aead_givcrypt_request *areq) return PTR_ERR(edesc); #ifdef DEBUG - print_hex_dump(KERN_ERR, "giv src@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "giv src@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, sg_virt(req->src), req->cryptlen, 1); #endif @@ -1446,7 +1444,7 @@ static int aead_givencrypt(struct aead_givcrypt_request *areq) init_aead_giv_job(ctx->sh_desc_givenc, ctx->sh_desc_givenc_dma, edesc, req, contig); #ifdef DEBUG - print_hex_dump(KERN_ERR, "aead jobdesc@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "aead jobdesc@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, edesc->hw_desc, desc_bytes(edesc->hw_desc), 1); #endif @@ -1546,7 +1544,7 @@ static struct ablkcipher_edesc *ablkcipher_edesc_alloc(struct ablkcipher_request edesc->iv_dma = iv_dma; #ifdef DEBUG - print_hex_dump(KERN_ERR, "ablkcipher sec4_sg@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "ablkcipher sec4_sg@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, edesc->sec4_sg, sec4_sg_bytes, 1); #endif @@ -1575,7 +1573,7 @@ static int ablkcipher_encrypt(struct ablkcipher_request *req) init_ablkcipher_job(ctx->sh_desc_enc, ctx->sh_desc_enc_dma, edesc, req, iv_contig); #ifdef DEBUG - print_hex_dump(KERN_ERR, "ablkcipher jobdesc@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "ablkcipher jobdesc@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, edesc->hw_desc, desc_bytes(edesc->hw_desc), 1); #endif @@ -1613,7 +1611,7 @@ static int ablkcipher_decrypt(struct ablkcipher_request *req) ctx->sh_desc_dec_dma, edesc, req, iv_contig); desc = edesc->hw_desc; #ifdef DEBUG - print_hex_dump(KERN_ERR, "ablkcipher jobdesc@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "ablkcipher jobdesc@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, edesc->hw_desc, desc_bytes(edesc->hw_desc), 1); #endif diff --git a/drivers/crypto/caam/caamhash.c b/drivers/crypto/caam/caamhash.c index 84573b4d6f9..e732bd962e9 100644 --- a/drivers/crypto/caam/caamhash.c +++ b/drivers/crypto/caam/caamhash.c @@ -72,8 +72,6 @@ #define CAAM_MAX_HASH_DIGEST_SIZE SHA512_DIGEST_SIZE /* length of descriptors text */ -#define DESC_JOB_IO_LEN (CAAM_CMD_SZ * 5 + CAAM_PTR_SZ * 3) - #define DESC_AHASH_BASE (4 * CAAM_CMD_SZ) #define DESC_AHASH_UPDATE_LEN (6 * CAAM_CMD_SZ) #define DESC_AHASH_UPDATE_FIRST_LEN (DESC_AHASH_BASE + 4 * CAAM_CMD_SZ) @@ -91,8 +89,6 @@ #ifdef DEBUG /* for print_hex_dumps with line references */ -#define xstr(s) str(s) -#define str(s) #s #define debug(format, arg...) printk(format, arg) #else #define debug(format, arg...) @@ -331,7 +327,8 @@ static int ahash_set_sh_desc(struct crypto_ahash *ahash) return -ENOMEM; } #ifdef DEBUG - print_hex_dump(KERN_ERR, "ahash update shdesc@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, + "ahash update shdesc@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, desc, desc_bytes(desc), 1); #endif @@ -349,7 +346,8 @@ static int ahash_set_sh_desc(struct crypto_ahash *ahash) return -ENOMEM; } #ifdef DEBUG - print_hex_dump(KERN_ERR, "ahash update first shdesc@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, + "ahash update first shdesc@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, desc, desc_bytes(desc), 1); #endif @@ -366,7 +364,7 @@ static int ahash_set_sh_desc(struct crypto_ahash *ahash) return -ENOMEM; } #ifdef DEBUG - print_hex_dump(KERN_ERR, "ahash final shdesc@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "ahash final shdesc@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, desc, desc_bytes(desc), 1); #endif @@ -384,7 +382,7 @@ static int ahash_set_sh_desc(struct crypto_ahash *ahash) return -ENOMEM; } #ifdef DEBUG - print_hex_dump(KERN_ERR, "ahash finup shdesc@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "ahash finup shdesc@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, desc, desc_bytes(desc), 1); #endif @@ -403,7 +401,8 @@ static int ahash_set_sh_desc(struct crypto_ahash *ahash) return -ENOMEM; } #ifdef DEBUG - print_hex_dump(KERN_ERR, "ahash digest shdesc@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, + "ahash digest shdesc@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, desc, desc_bytes(desc), 1); #endif @@ -464,9 +463,9 @@ static int hash_digest_key(struct caam_hash_ctx *ctx, const u8 *key_in, LDST_SRCDST_BYTE_CONTEXT); #ifdef DEBUG - print_hex_dump(KERN_ERR, "key_in@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "key_in@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, key_in, *keylen, 1); - print_hex_dump(KERN_ERR, "jobdesc@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "jobdesc@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, desc, desc_bytes(desc), 1); #endif @@ -479,7 +478,8 @@ static int hash_digest_key(struct caam_hash_ctx *ctx, const u8 *key_in, wait_for_completion_interruptible(&result.completion); ret = result.err; #ifdef DEBUG - print_hex_dump(KERN_ERR, "digested key@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, + "digested key@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, key_in, digestsize, 1); #endif @@ -530,7 +530,7 @@ static int ahash_setkey(struct crypto_ahash *ahash, #ifdef DEBUG printk(KERN_ERR "split_key_len %d split_key_pad_len %d\n", ctx->split_key_len, ctx->split_key_pad_len); - print_hex_dump(KERN_ERR, "key in @"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "key in @"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, key, keylen, 1); #endif @@ -545,7 +545,7 @@ static int ahash_setkey(struct crypto_ahash *ahash, return -ENOMEM; } #ifdef DEBUG - print_hex_dump(KERN_ERR, "ctx.key@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "ctx.key@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, ctx->key, ctx->split_key_pad_len, 1); #endif @@ -638,11 +638,11 @@ static void ahash_done(struct device *jrdev, u32 *desc, u32 err, kfree(edesc); #ifdef DEBUG - print_hex_dump(KERN_ERR, "ctx@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "ctx@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, state->caam_ctx, ctx->ctx_len, 1); if (req->result) - print_hex_dump(KERN_ERR, "result@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "result@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, req->result, digestsize, 1); #endif @@ -676,11 +676,11 @@ static void ahash_done_bi(struct device *jrdev, u32 *desc, u32 err, kfree(edesc); #ifdef DEBUG - print_hex_dump(KERN_ERR, "ctx@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "ctx@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, state->caam_ctx, ctx->ctx_len, 1); if (req->result) - print_hex_dump(KERN_ERR, "result@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "result@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, req->result, digestsize, 1); #endif @@ -714,11 +714,11 @@ static void ahash_done_ctx_src(struct device *jrdev, u32 *desc, u32 err, kfree(edesc); #ifdef DEBUG - print_hex_dump(KERN_ERR, "ctx@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "ctx@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, state->caam_ctx, ctx->ctx_len, 1); if (req->result) - print_hex_dump(KERN_ERR, "result@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "result@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, req->result, digestsize, 1); #endif @@ -752,11 +752,11 @@ static void ahash_done_ctx_dst(struct device *jrdev, u32 *desc, u32 err, kfree(edesc); #ifdef DEBUG - print_hex_dump(KERN_ERR, "ctx@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "ctx@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, state->caam_ctx, ctx->ctx_len, 1); if (req->result) - print_hex_dump(KERN_ERR, "result@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "result@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, req->result, digestsize, 1); #endif @@ -852,7 +852,7 @@ static int ahash_update_ctx(struct ahash_request *req) append_seq_out_ptr(desc, state->ctx_dma, ctx->ctx_len, 0); #ifdef DEBUG - print_hex_dump(KERN_ERR, "jobdesc@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "jobdesc@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, desc, desc_bytes(desc), 1); #endif @@ -871,9 +871,9 @@ static int ahash_update_ctx(struct ahash_request *req) *next_buflen = last_buflen; } #ifdef DEBUG - print_hex_dump(KERN_ERR, "buf@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "buf@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, buf, *buflen, 1); - print_hex_dump(KERN_ERR, "next buf@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "next buf@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, next_buf, *next_buflen, 1); #endif @@ -937,7 +937,7 @@ static int ahash_final_ctx(struct ahash_request *req) digestsize); #ifdef DEBUG - print_hex_dump(KERN_ERR, "jobdesc@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "jobdesc@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, desc, desc_bytes(desc), 1); #endif @@ -1016,7 +1016,7 @@ static int ahash_finup_ctx(struct ahash_request *req) digestsize); #ifdef DEBUG - print_hex_dump(KERN_ERR, "jobdesc@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "jobdesc@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, desc, desc_bytes(desc), 1); #endif @@ -1086,7 +1086,7 @@ static int ahash_digest(struct ahash_request *req) digestsize); #ifdef DEBUG - print_hex_dump(KERN_ERR, "jobdesc@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "jobdesc@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, desc, desc_bytes(desc), 1); #endif @@ -1140,7 +1140,7 @@ static int ahash_final_no_ctx(struct ahash_request *req) edesc->src_nents = 0; #ifdef DEBUG - print_hex_dump(KERN_ERR, "jobdesc@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "jobdesc@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, desc, desc_bytes(desc), 1); #endif @@ -1228,7 +1228,7 @@ static int ahash_update_no_ctx(struct ahash_request *req) map_seq_out_ptr_ctx(desc, jrdev, state, ctx->ctx_len); #ifdef DEBUG - print_hex_dump(KERN_ERR, "jobdesc@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "jobdesc@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, desc, desc_bytes(desc), 1); #endif @@ -1250,9 +1250,9 @@ static int ahash_update_no_ctx(struct ahash_request *req) *next_buflen = 0; } #ifdef DEBUG - print_hex_dump(KERN_ERR, "buf@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "buf@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, buf, *buflen, 1); - print_hex_dump(KERN_ERR, "next buf@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "next buf@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, next_buf, *next_buflen, 1); #endif @@ -1321,7 +1321,7 @@ static int ahash_finup_no_ctx(struct ahash_request *req) digestsize); #ifdef DEBUG - print_hex_dump(KERN_ERR, "jobdesc@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "jobdesc@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, desc, desc_bytes(desc), 1); #endif @@ -1414,7 +1414,7 @@ static int ahash_update_first(struct ahash_request *req) map_seq_out_ptr_ctx(desc, jrdev, state, ctx->ctx_len); #ifdef DEBUG - print_hex_dump(KERN_ERR, "jobdesc@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "jobdesc@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, desc, desc_bytes(desc), 1); #endif @@ -1438,7 +1438,7 @@ static int ahash_update_first(struct ahash_request *req) sg_copy(next_buf, req->src, req->nbytes); } #ifdef DEBUG - print_hex_dump(KERN_ERR, "next buf@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "next buf@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, next_buf, *next_buflen, 1); #endif diff --git a/drivers/crypto/caam/ctrl.c b/drivers/crypto/caam/ctrl.c index f5d6deced1c..b010d42a180 100644 --- a/drivers/crypto/caam/ctrl.c +++ b/drivers/crypto/caam/ctrl.c @@ -75,55 +75,53 @@ static void build_instantiation_desc(u32 *desc) OP_ALG_RNG4_SK); } -struct instantiate_result { - struct completion completion; - int err; -}; - -static void rng4_init_done(struct device *dev, u32 *desc, u32 err, - void *context) -{ - struct instantiate_result *instantiation = context; - - if (err) { - char tmp[CAAM_ERROR_STR_MAX]; - - dev_err(dev, "%08x: %s\n", err, caam_jr_strstatus(tmp, err)); - } - - instantiation->err = err; - complete(&instantiation->completion); -} - -static int instantiate_rng(struct device *jrdev) +static int instantiate_rng(struct device *ctrldev) { - struct instantiate_result instantiation; - - dma_addr_t desc_dma; + struct caam_drv_private *ctrlpriv = dev_get_drvdata(ctrldev); + struct caam_full __iomem *topregs; + unsigned int timeout = 100000; u32 *desc; - int ret; + int i, ret = 0; desc = kmalloc(CAAM_CMD_SZ * 6, GFP_KERNEL | GFP_DMA); if (!desc) { - dev_err(jrdev, "cannot allocate RNG init descriptor memory\n"); + dev_err(ctrldev, "can't allocate RNG init descriptor memory\n"); return -ENOMEM; } - build_instantiation_desc(desc); - desc_dma = dma_map_single(jrdev, desc, desc_bytes(desc), DMA_TO_DEVICE); - init_completion(&instantiation.completion); - ret = caam_jr_enqueue(jrdev, desc, rng4_init_done, &instantiation); - if (!ret) { - wait_for_completion_interruptible(&instantiation.completion); - ret = instantiation.err; - if (ret) - dev_err(jrdev, "unable to instantiate RNG\n"); + + /* Set the bit to request direct access to DECO0 */ + topregs = (struct caam_full __iomem *)ctrlpriv->ctrl; + setbits32(&topregs->ctrl.deco_rq, DECORR_RQD0ENABLE); + + while (!(rd_reg32(&topregs->ctrl.deco_rq) & DECORR_DEN0) && + --timeout) + cpu_relax(); + + if (!timeout) { + dev_err(ctrldev, "failed to acquire DECO 0\n"); + ret = -EIO; + goto out; } - dma_unmap_single(jrdev, desc_dma, desc_bytes(desc), DMA_TO_DEVICE); + for (i = 0; i < desc_len(desc); i++) + topregs->deco.descbuf[i] = *(desc + i); - kfree(desc); + wr_reg32(&topregs->deco.jr_ctl_hi, DECO_JQCR_WHL | DECO_JQCR_FOUR); + timeout = 10000000; + while ((rd_reg32(&topregs->deco.desc_dbg) & DECO_DBG_VALID) && + --timeout) + cpu_relax(); + + if (!timeout) { + dev_err(ctrldev, "failed to instantiate RNG\n"); + ret = -EIO; + } + + clrbits32(&topregs->ctrl.deco_rq, DECORR_RQD0ENABLE); +out: + kfree(desc); return ret; } @@ -303,7 +301,7 @@ static int caam_probe(struct platform_device *pdev) if ((cha_vid & CHA_ID_RNG_MASK) >> CHA_ID_RNG_SHIFT >= 4 && !(rd_reg32(&topregs->ctrl.r4tst[0].rdsta) & RDSTA_IF0)) { kick_trng(pdev); - ret = instantiate_rng(ctrlpriv->jrdev[0]); + ret = instantiate_rng(dev); if (ret) { caam_remove(pdev); return ret; @@ -315,9 +313,6 @@ static int caam_probe(struct platform_device *pdev) /* NOTE: RTIC detection ought to go here, around Si time */ - /* Initialize queue allocator lock */ - spin_lock_init(&ctrlpriv->jr_alloc_lock); - caam_id = rd_reg64(&topregs->ctrl.perfmon.caam_id); /* Report "alive" for developer to see */ diff --git a/drivers/crypto/caam/desc_constr.h b/drivers/crypto/caam/desc_constr.h index fe3bfd1b08c..cd5f678847c 100644 --- a/drivers/crypto/caam/desc_constr.h +++ b/drivers/crypto/caam/desc_constr.h @@ -10,6 +10,7 @@ #define CAAM_CMD_SZ sizeof(u32) #define CAAM_PTR_SZ sizeof(dma_addr_t) #define CAAM_DESC_BYTES_MAX (CAAM_CMD_SZ * MAX_CAAM_DESCSIZE) +#define DESC_JOB_IO_LEN (CAAM_CMD_SZ * 5 + CAAM_PTR_SZ * 3) #ifdef DEBUG #define PRINT_POS do { printk(KERN_DEBUG "%02d: %s\n", desc_len(desc),\ diff --git a/drivers/crypto/caam/intern.h b/drivers/crypto/caam/intern.h index e4a16b74137..34c4b9f7fbf 100644 --- a/drivers/crypto/caam/intern.h +++ b/drivers/crypto/caam/intern.h @@ -9,9 +9,6 @@ #ifndef INTERN_H #define INTERN_H -#define JOBR_UNASSIGNED 0 -#define JOBR_ASSIGNED 1 - /* Currently comes from Kconfig param as a ^2 (driver-required) */ #define JOBR_DEPTH (1 << CONFIG_CRYPTO_DEV_FSL_CAAM_RINGSIZE) @@ -46,7 +43,6 @@ struct caam_drv_private_jr { struct caam_job_ring __iomem *rregs; /* JobR's register space */ struct tasklet_struct irqtask; int irq; /* One per queue */ - int assign; /* busy/free */ /* Job ring info */ int ringsize; /* Size of rings (assume input = output) */ @@ -68,7 +64,6 @@ struct caam_drv_private { struct device *dev; struct device **jrdev; /* Alloc'ed array per sub-device */ - spinlock_t jr_alloc_lock; struct platform_device *pdev; /* Physical-presence section */ diff --git a/drivers/crypto/caam/jr.c b/drivers/crypto/caam/jr.c index b4aa773ecbc..105ba4da618 100644 --- a/drivers/crypto/caam/jr.c +++ b/drivers/crypto/caam/jr.c @@ -126,72 +126,6 @@ static void caam_jr_dequeue(unsigned long devarg) } /** - * caam_jr_register() - Alloc a ring for someone to use as needed. Returns - * an ordinal of the rings allocated, else returns -ENODEV if no rings - * are available. - * @ctrldev: points to the controller level dev (parent) that - * owns rings available for use. - * @dev: points to where a pointer to the newly allocated queue's - * dev can be written to if successful. - **/ -int caam_jr_register(struct device *ctrldev, struct device **rdev) -{ - struct caam_drv_private *ctrlpriv = dev_get_drvdata(ctrldev); - struct caam_drv_private_jr *jrpriv = NULL; - int ring; - - /* Lock, if free ring - assign, unlock */ - spin_lock(&ctrlpriv->jr_alloc_lock); - for (ring = 0; ring < ctrlpriv->total_jobrs; ring++) { - jrpriv = dev_get_drvdata(ctrlpriv->jrdev[ring]); - if (jrpriv->assign == JOBR_UNASSIGNED) { - jrpriv->assign = JOBR_ASSIGNED; - *rdev = ctrlpriv->jrdev[ring]; - spin_unlock(&ctrlpriv->jr_alloc_lock); - return ring; - } - } - - /* If assigned, write dev where caller needs it */ - spin_unlock(&ctrlpriv->jr_alloc_lock); - *rdev = NULL; - - return -ENODEV; -} -EXPORT_SYMBOL(caam_jr_register); - -/** - * caam_jr_deregister() - Deregister an API and release the queue. - * Returns 0 if OK, -EBUSY if queue still contains pending entries - * or unprocessed results at the time of the call - * @dev - points to the dev that identifies the queue to - * be released. - **/ -int caam_jr_deregister(struct device *rdev) -{ - struct caam_drv_private_jr *jrpriv = dev_get_drvdata(rdev); - struct caam_drv_private *ctrlpriv; - - /* Get the owning controller's private space */ - ctrlpriv = dev_get_drvdata(jrpriv->parentdev); - - /* - * Make sure ring empty before release - */ - if (rd_reg32(&jrpriv->rregs->outring_used) || - (rd_reg32(&jrpriv->rregs->inpring_avail) != JOBR_DEPTH)) - return -EBUSY; - - /* Release ring */ - spin_lock(&ctrlpriv->jr_alloc_lock); - jrpriv->assign = JOBR_UNASSIGNED; - spin_unlock(&ctrlpriv->jr_alloc_lock); - - return 0; -} -EXPORT_SYMBOL(caam_jr_deregister); - -/** * caam_jr_enqueue() - Enqueue a job descriptor head. Returns 0 if OK, * -EBUSY if the queue is full, -EIO if it cannot map the caller's * descriptor. @@ -379,7 +313,6 @@ static int caam_jr_init(struct device *dev) (JOBR_INTC_COUNT_THLD << JRCFG_ICDCT_SHIFT) | (JOBR_INTC_TIME_THLD << JRCFG_ICTT_SHIFT)); - jrp->assign = JOBR_UNASSIGNED; return 0; } diff --git a/drivers/crypto/caam/jr.h b/drivers/crypto/caam/jr.h index c23df395b62..9d8741a5903 100644 --- a/drivers/crypto/caam/jr.h +++ b/drivers/crypto/caam/jr.h @@ -8,8 +8,6 @@ #define JR_H /* Prototypes for backend-level services exposed to APIs */ -int caam_jr_register(struct device *ctrldev, struct device **rdev); -int caam_jr_deregister(struct device *rdev); int caam_jr_enqueue(struct device *dev, u32 *desc, void (*cbk)(struct device *dev, u32 *desc, u32 status, void *areq), diff --git a/drivers/crypto/caam/key_gen.c b/drivers/crypto/caam/key_gen.c index 87138d2adb5..ea2e406610e 100644 --- a/drivers/crypto/caam/key_gen.c +++ b/drivers/crypto/caam/key_gen.c @@ -95,9 +95,9 @@ int gen_split_key(struct device *jrdev, u8 *key_out, int split_key_len, LDST_CLASS_2_CCB | FIFOST_TYPE_SPLIT_KEK); #ifdef DEBUG - print_hex_dump(KERN_ERR, "ctx.key@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "ctx.key@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, key_in, keylen, 1); - print_hex_dump(KERN_ERR, "jobdesc@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "jobdesc@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, desc, desc_bytes(desc), 1); #endif @@ -110,7 +110,7 @@ int gen_split_key(struct device *jrdev, u8 *key_out, int split_key_len, wait_for_completion_interruptible(&result.completion); ret = result.err; #ifdef DEBUG - print_hex_dump(KERN_ERR, "ctx.key@"xstr(__LINE__)": ", + print_hex_dump(KERN_ERR, "ctx.key@"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, key_out, split_key_pad_len, 1); #endif diff --git a/drivers/crypto/caam/regs.h b/drivers/crypto/caam/regs.h index c09142fc13e..4455396918d 100644 --- a/drivers/crypto/caam/regs.h +++ b/drivers/crypto/caam/regs.h @@ -341,6 +341,8 @@ struct caam_ctrl { #define MCFGR_DMA_RESET 0x10000000 #define MCFGR_LONG_PTR 0x00010000 /* Use >32-bit desc addressing */ #define SCFGR_RDBENABLE 0x00000400 +#define DECORR_RQD0ENABLE 0x00000001 /* Enable DECO0 for direct access */ +#define DECORR_DEN0 0x00010000 /* DECO0 available for access*/ /* AXI read cache control */ #define MCFGR_ARCACHE_SHIFT 12 @@ -703,9 +705,16 @@ struct caam_deco { struct deco_sg_table sctr_tbl[4]; /* DxSTR - Scatter Tables */ u32 rsvd29[48]; u32 descbuf[64]; /* DxDESB - Descriptor buffer */ - u32 rsvd30[320]; + u32 rscvd30[193]; + u32 desc_dbg; /* DxDDR - DECO Debug Register */ + u32 rsvd31[126]; }; +/* DECO DBG Register Valid Bit*/ +#define DECO_DBG_VALID 0x80000000 +#define DECO_JQCR_WHL 0x20000000 +#define DECO_JQCR_FOUR 0x10000000 + /* * Current top-level view of memory map is: * @@ -733,6 +742,7 @@ struct caam_full { u64 rsvd[512]; struct caam_assurance assure; struct caam_queue_if qi; + struct caam_deco deco; }; #endif /* REGS_H */ |