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authorLinus Torvalds <torvalds@linux-foundation.org>2013-05-02 14:53:12 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2013-05-02 14:53:12 -0700
commit797994f81a8b2bdca2eecffa415c1e7a89a4f961 (patch)
tree1383dc469c26ad37fdf960f682d9a48c782935c5 /drivers/crypto/caam
parentc8d8566952fda026966784a62f324c8352f77430 (diff)
parent3862de1f6c442d53bd828d39f86d07d933a70605 (diff)
downloadlinux-797994f81a8b2bdca2eecffa415c1e7a89a4f961.tar.bz2
Merge git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6
Pull crypto update from Herbert Xu: - XTS mode optimisation for twofish/cast6/camellia/aes on x86 - AVX2/x86_64 implementation for blowfish/twofish/serpent/camellia - SSSE3/AVX/AVX2 optimisations for sha256/sha512 - Added driver for SAHARA2 crypto accelerator - Fix for GMAC when used in non-IPsec secnarios - Added generic CMAC implementation (including IPsec glue) - IP update for crypto/atmel - Support for more than one device in hwrng/timeriomem - Added Broadcom BCM2835 RNG driver - Misc fixes * git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: (59 commits) crypto: caam - fix job ring cleanup code crypto: camellia - add AVX2/AES-NI/x86_64 assembler implementation of camellia cipher crypto: serpent - add AVX2/x86_64 assembler implementation of serpent cipher crypto: twofish - add AVX2/x86_64 assembler implementation of twofish cipher crypto: blowfish - add AVX2/x86_64 implementation of blowfish cipher crypto: tcrypt - add async cipher speed tests for blowfish crypto: testmgr - extend camellia test-vectors for camellia-aesni/avx2 crypto: aesni_intel - fix Kconfig problem with CRYPTO_GLUE_HELPER_X86 crypto: aesni_intel - add more optimized XTS mode for x86-64 crypto: x86/camellia-aesni-avx - add more optimized XTS code crypto: cast6-avx: use new optimized XTS code crypto: x86/twofish-avx - use optimized XTS code crypto: x86 - add more optimized XTS-mode for serpent-avx xfrm: add rfc4494 AES-CMAC-96 support crypto: add CMAC support to CryptoAPI crypto: testmgr - add empty test vectors for null ciphers crypto: testmgr - add AES GMAC test vectors crypto: gcm - fix rfc4543 to handle async crypto correctly crypto: gcm - make GMAC work when dst and src are different hwrng: timeriomem - added devicetree hooks ...
Diffstat (limited to 'drivers/crypto/caam')
-rw-r--r--drivers/crypto/caam/Kconfig2
-rw-r--r--drivers/crypto/caam/caamalg.c6
-rw-r--r--drivers/crypto/caam/caamhash.c4
-rw-r--r--drivers/crypto/caam/ctrl.c3
-rw-r--r--drivers/crypto/caam/error.c10
-rw-r--r--drivers/crypto/caam/intern.h1
-rw-r--r--drivers/crypto/caam/jr.c4
-rw-r--r--drivers/crypto/caam/key_gen.c2
-rw-r--r--drivers/crypto/caam/key_gen.h2
-rw-r--r--drivers/crypto/caam/regs.h4
10 files changed, 27 insertions, 11 deletions
diff --git a/drivers/crypto/caam/Kconfig b/drivers/crypto/caam/Kconfig
index 65c7668614ab..b44091c47f75 100644
--- a/drivers/crypto/caam/Kconfig
+++ b/drivers/crypto/caam/Kconfig
@@ -78,7 +78,7 @@ config CRYPTO_DEV_FSL_CAAM_AHASH_API
tristate "Register hash algorithm implementations with Crypto API"
depends on CRYPTO_DEV_FSL_CAAM
default y
- select CRYPTO_AHASH
+ select CRYPTO_HASH
help
Selecting this will offload ahash for users of the
scatterlist crypto API to the SEC4 via job ring.
diff --git a/drivers/crypto/caam/caamalg.c b/drivers/crypto/caam/caamalg.c
index cf268b14ae9a..765fdf5ce579 100644
--- a/drivers/crypto/caam/caamalg.c
+++ b/drivers/crypto/caam/caamalg.c
@@ -1693,6 +1693,7 @@ static struct caam_alg_template driver_algs[] = {
.name = "authenc(hmac(sha224),cbc(aes))",
.driver_name = "authenc-hmac-sha224-cbc-aes-caam",
.blocksize = AES_BLOCK_SIZE,
+ .type = CRYPTO_ALG_TYPE_AEAD,
.template_aead = {
.setkey = aead_setkey,
.setauthsize = aead_setauthsize,
@@ -1732,6 +1733,7 @@ static struct caam_alg_template driver_algs[] = {
.name = "authenc(hmac(sha384),cbc(aes))",
.driver_name = "authenc-hmac-sha384-cbc-aes-caam",
.blocksize = AES_BLOCK_SIZE,
+ .type = CRYPTO_ALG_TYPE_AEAD,
.template_aead = {
.setkey = aead_setkey,
.setauthsize = aead_setauthsize,
@@ -1810,6 +1812,7 @@ static struct caam_alg_template driver_algs[] = {
.name = "authenc(hmac(sha224),cbc(des3_ede))",
.driver_name = "authenc-hmac-sha224-cbc-des3_ede-caam",
.blocksize = DES3_EDE_BLOCK_SIZE,
+ .type = CRYPTO_ALG_TYPE_AEAD,
.template_aead = {
.setkey = aead_setkey,
.setauthsize = aead_setauthsize,
@@ -1849,6 +1852,7 @@ static struct caam_alg_template driver_algs[] = {
.name = "authenc(hmac(sha384),cbc(des3_ede))",
.driver_name = "authenc-hmac-sha384-cbc-des3_ede-caam",
.blocksize = DES3_EDE_BLOCK_SIZE,
+ .type = CRYPTO_ALG_TYPE_AEAD,
.template_aead = {
.setkey = aead_setkey,
.setauthsize = aead_setauthsize,
@@ -1926,6 +1930,7 @@ static struct caam_alg_template driver_algs[] = {
.name = "authenc(hmac(sha224),cbc(des))",
.driver_name = "authenc-hmac-sha224-cbc-des-caam",
.blocksize = DES_BLOCK_SIZE,
+ .type = CRYPTO_ALG_TYPE_AEAD,
.template_aead = {
.setkey = aead_setkey,
.setauthsize = aead_setauthsize,
@@ -1965,6 +1970,7 @@ static struct caam_alg_template driver_algs[] = {
.name = "authenc(hmac(sha384),cbc(des))",
.driver_name = "authenc-hmac-sha384-cbc-des-caam",
.blocksize = DES_BLOCK_SIZE,
+ .type = CRYPTO_ALG_TYPE_AEAD,
.template_aead = {
.setkey = aead_setkey,
.setauthsize = aead_setauthsize,
diff --git a/drivers/crypto/caam/caamhash.c b/drivers/crypto/caam/caamhash.c
index 32aba7a61503..5996521a1caf 100644
--- a/drivers/crypto/caam/caamhash.c
+++ b/drivers/crypto/caam/caamhash.c
@@ -411,7 +411,7 @@ static int ahash_set_sh_desc(struct crypto_ahash *ahash)
return 0;
}
-static u32 gen_split_hash_key(struct caam_hash_ctx *ctx, const u8 *key_in,
+static int gen_split_hash_key(struct caam_hash_ctx *ctx, const u8 *key_in,
u32 keylen)
{
return gen_split_key(ctx->jrdev, ctx->key, ctx->split_key_len,
@@ -420,7 +420,7 @@ static u32 gen_split_hash_key(struct caam_hash_ctx *ctx, const u8 *key_in,
}
/* Digest hash size if it is too large */
-static u32 hash_digest_key(struct caam_hash_ctx *ctx, const u8 *key_in,
+static int hash_digest_key(struct caam_hash_ctx *ctx, const u8 *key_in,
u32 *keylen, u8 *key_out, u32 digestsize)
{
struct device *jrdev = ctx->jrdev;
diff --git a/drivers/crypto/caam/ctrl.c b/drivers/crypto/caam/ctrl.c
index 8acf00490fd5..6e94bcd94678 100644
--- a/drivers/crypto/caam/ctrl.c
+++ b/drivers/crypto/caam/ctrl.c
@@ -304,6 +304,9 @@ static int caam_probe(struct platform_device *pdev)
caam_remove(pdev);
return ret;
}
+
+ /* Enable RDB bit so that RNG works faster */
+ setbits32(&topregs->ctrl.scfgr, SCFGR_RDBENABLE);
}
/* NOTE: RTIC detection ought to go here, around Si time */
diff --git a/drivers/crypto/caam/error.c b/drivers/crypto/caam/error.c
index 30b8f74833d4..9f25f5296029 100644
--- a/drivers/crypto/caam/error.c
+++ b/drivers/crypto/caam/error.c
@@ -36,7 +36,7 @@ static void report_jump_idx(u32 status, char *outstr)
static void report_ccb_status(u32 status, char *outstr)
{
- char *cha_id_list[] = {
+ static const char * const cha_id_list[] = {
"",
"AES",
"DES",
@@ -51,7 +51,7 @@ static void report_ccb_status(u32 status, char *outstr)
"ZUCE",
"ZUCA",
};
- char *err_id_list[] = {
+ static const char * const err_id_list[] = {
"No error.",
"Mode error.",
"Data size error.",
@@ -69,7 +69,7 @@ static void report_ccb_status(u32 status, char *outstr)
"Invalid CHA combination was selected",
"Invalid CHA selected.",
};
- char *rng_err_id_list[] = {
+ static const char * const rng_err_id_list[] = {
"",
"",
"",
@@ -117,7 +117,7 @@ static void report_jump_status(u32 status, char *outstr)
static void report_deco_status(u32 status, char *outstr)
{
- const struct {
+ static const struct {
u8 value;
char *error_text;
} desc_error_list[] = {
@@ -245,7 +245,7 @@ static void report_cond_code_status(u32 status, char *outstr)
char *caam_jr_strstatus(char *outstr, u32 status)
{
- struct stat_src {
+ static const struct stat_src {
void (*report_ssed)(u32 status, char *outstr);
char *error;
} status_src[] = {
diff --git a/drivers/crypto/caam/intern.h b/drivers/crypto/caam/intern.h
index 5cd4c1b268a1..e4a16b741371 100644
--- a/drivers/crypto/caam/intern.h
+++ b/drivers/crypto/caam/intern.h
@@ -41,6 +41,7 @@ struct caam_jrentry_info {
/* Private sub-storage for a single JobR */
struct caam_drv_private_jr {
struct device *parentdev; /* points back to controller dev */
+ struct platform_device *jr_pdev;/* points to platform device for JR */
int ridx;
struct caam_job_ring __iomem *rregs; /* JobR's register space */
struct tasklet_struct irqtask;
diff --git a/drivers/crypto/caam/jr.c b/drivers/crypto/caam/jr.c
index 93d14070141a..b4aa773ecbc8 100644
--- a/drivers/crypto/caam/jr.c
+++ b/drivers/crypto/caam/jr.c
@@ -407,6 +407,7 @@ int caam_jr_shutdown(struct device *dev)
dma_free_coherent(dev, sizeof(struct jr_outentry) * JOBR_DEPTH,
jrp->outring, outbusaddr);
kfree(jrp->entinfo);
+ of_device_unregister(jrp->jr_pdev);
return ret;
}
@@ -454,6 +455,8 @@ int caam_jr_probe(struct platform_device *pdev, struct device_node *np,
kfree(jrpriv);
return -EINVAL;
}
+
+ jrpriv->jr_pdev = jr_pdev;
jrdev = &jr_pdev->dev;
dev_set_drvdata(jrdev, jrpriv);
ctrlpriv->jrdev[ring] = jrdev;
@@ -472,6 +475,7 @@ int caam_jr_probe(struct platform_device *pdev, struct device_node *np,
/* Now do the platform independent part */
error = caam_jr_init(jrdev); /* now turn on hardware */
if (error) {
+ of_device_unregister(jr_pdev);
kfree(jrpriv);
return error;
}
diff --git a/drivers/crypto/caam/key_gen.c b/drivers/crypto/caam/key_gen.c
index f6dba10246c3..87138d2adb5f 100644
--- a/drivers/crypto/caam/key_gen.c
+++ b/drivers/crypto/caam/key_gen.c
@@ -44,7 +44,7 @@ Split key generation-----------------------------------------------
[06] 0x64260028 fifostr: class2 mdsplit-jdk len=40
@0xffe04000
*/
-u32 gen_split_key(struct device *jrdev, u8 *key_out, int split_key_len,
+int gen_split_key(struct device *jrdev, u8 *key_out, int split_key_len,
int split_key_pad_len, const u8 *key_in, u32 keylen,
u32 alg_op)
{
diff --git a/drivers/crypto/caam/key_gen.h b/drivers/crypto/caam/key_gen.h
index d95d290c6e8b..c5588f6d8109 100644
--- a/drivers/crypto/caam/key_gen.h
+++ b/drivers/crypto/caam/key_gen.h
@@ -12,6 +12,6 @@ struct split_key_result {
void split_key_done(struct device *dev, u32 *desc, u32 err, void *context);
-u32 gen_split_key(struct device *jrdev, u8 *key_out, int split_key_len,
+int gen_split_key(struct device *jrdev, u8 *key_out, int split_key_len,
int split_key_pad_len, const u8 *key_in, u32 keylen,
u32 alg_op);
diff --git a/drivers/crypto/caam/regs.h b/drivers/crypto/caam/regs.h
index 3223fc6d647c..cd6fedad9935 100644
--- a/drivers/crypto/caam/regs.h
+++ b/drivers/crypto/caam/regs.h
@@ -252,7 +252,8 @@ struct caam_ctrl {
/* Read/Writable */
u32 rsvd1;
u32 mcr; /* MCFG Master Config Register */
- u32 rsvd2[2];
+ u32 rsvd2;
+ u32 scfgr; /* SCFGR, Security Config Register */
/* Bus Access Configuration Section 010-11f */
/* Read/Writable */
@@ -299,6 +300,7 @@ struct caam_ctrl {
#define MCFGR_WDFAIL 0x20000000 /* DECO watchdog force-fail */
#define MCFGR_DMA_RESET 0x10000000
#define MCFGR_LONG_PTR 0x00010000 /* Use >32-bit desc addressing */
+#define SCFGR_RDBENABLE 0x00000400
/* AXI read cache control */
#define MCFGR_ARCACHE_SHIFT 12