diff options
Diffstat (limited to 'drivers/crypto/inside-secure')
| -rw-r--r-- | drivers/crypto/inside-secure/safexcel.c | 6 | ||||
| -rw-r--r-- | drivers/crypto/inside-secure/safexcel.h | 7 | ||||
| -rw-r--r-- | drivers/crypto/inside-secure/safexcel_ring.c | 3 |
3 files changed, 16 insertions, 0 deletions
diff --git a/drivers/crypto/inside-secure/safexcel.c b/drivers/crypto/inside-secure/safexcel.c index 316e5e4c1c74..df43a2c6933b 100644 --- a/drivers/crypto/inside-secure/safexcel.c +++ b/drivers/crypto/inside-secure/safexcel.c @@ -398,6 +398,12 @@ static int safexcel_hw_init(struct safexcel_crypto_priv *priv) /* Processing Engine configuration */ + /* Token & context configuration */ + val = EIP197_PE_EIP96_TOKEN_CTRL_CTX_UPDATES | + EIP197_PE_EIP96_TOKEN_CTRL_REUSE_CTX | + EIP197_PE_EIP96_TOKEN_CTRL_POST_REUSE_CTX; + writel(val, EIP197_PE(priv) + EIP197_PE_EIP96_TOKEN_CTRL(pe)); + /* H/W capabilities selection */ val = EIP197_FUNCTION_RSVD; val |= EIP197_PROTOCOL_ENCRYPT_ONLY | EIP197_PROTOCOL_HASH_ONLY; diff --git a/drivers/crypto/inside-secure/safexcel.h b/drivers/crypto/inside-secure/safexcel.h index 65624a81f0fd..0bc8859f9d06 100644 --- a/drivers/crypto/inside-secure/safexcel.h +++ b/drivers/crypto/inside-secure/safexcel.h @@ -118,6 +118,7 @@ #define EIP197_PE_ICE_SCRATCH_CTRL(n) (0x0d04 + (0x2000 * (n))) #define EIP197_PE_ICE_FPP_CTRL(n) (0x0d80 + (0x2000 * (n))) #define EIP197_PE_ICE_RAM_CTRL(n) (0x0ff0 + (0x2000 * (n))) +#define EIP197_PE_EIP96_TOKEN_CTRL(n) (0x1000 + (0x2000 * (n))) #define EIP197_PE_EIP96_FUNCTION_EN(n) (0x1004 + (0x2000 * (n))) #define EIP197_PE_EIP96_CONTEXT_CTRL(n) (0x1008 + (0x2000 * (n))) #define EIP197_PE_EIP96_CONTEXT_STAT(n) (0x100c + (0x2000 * (n))) @@ -249,6 +250,11 @@ #define EIP197_PE_ICE_RAM_CTRL_PUE_PROG_EN BIT(0) #define EIP197_PE_ICE_RAM_CTRL_FPP_PROG_EN BIT(1) +/* EIP197_PE_EIP96_TOKEN_CTRL */ +#define EIP197_PE_EIP96_TOKEN_CTRL_CTX_UPDATES BIT(16) +#define EIP197_PE_EIP96_TOKEN_CTRL_REUSE_CTX BIT(19) +#define EIP197_PE_EIP96_TOKEN_CTRL_POST_REUSE_CTX BIT(20) + /* EIP197_PE_EIP96_FUNCTION_EN */ #define EIP197_FUNCTION_RSVD (BIT(6) | BIT(15) | BIT(20) | BIT(23)) #define EIP197_PROTOCOL_HASH_ONLY BIT(0) @@ -468,6 +474,7 @@ struct safexcel_control_data_desc { #define EIP197_OPTION_MAGIC_VALUE BIT(0) #define EIP197_OPTION_64BIT_CTX BIT(1) +#define EIP197_OPTION_RC_AUTO (0x2 << 3) #define EIP197_OPTION_CTX_CTRL_IN_CMD BIT(8) #define EIP197_OPTION_2_TOKEN_IV_CMD GENMASK(11, 10) #define EIP197_OPTION_4_TOKEN_IV_CMD GENMASK(11, 9) diff --git a/drivers/crypto/inside-secure/safexcel_ring.c b/drivers/crypto/inside-secure/safexcel_ring.c index eb75fa684876..142bc3f5c45c 100644 --- a/drivers/crypto/inside-secure/safexcel_ring.c +++ b/drivers/crypto/inside-secure/safexcel_ring.c @@ -145,6 +145,9 @@ struct safexcel_command_desc *safexcel_add_cdesc(struct safexcel_crypto_priv *pr (lower_32_bits(context) & GENMASK(31, 2)) >> 2; cdesc->control_data.context_hi = upper_32_bits(context); + if (priv->version == EIP197B || priv->version == EIP197D) + cdesc->control_data.options |= EIP197_OPTION_RC_AUTO; + /* TODO: large xform HMAC with SHA-384/512 uses refresh = 3 */ cdesc->control_data.refresh = 2; |