From: Pascal van Leeuwen Date: Fri, 6 Sep 2019 14:31:49 +0000 (+0200) Subject: crypto: inside-secure: Corrected configuration of EIP96_TOKEN_CTRL X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=f9d131d983673e7d2e79dea695c6cd129e929d09;p=linux.git crypto: inside-secure: Corrected configuration of EIP96_TOKEN_CTRL This patch corrects the configuration of the EIP197_PE_EIP96_TOKEN_CTRL register. Previous value was wrong and potentially dangerous. Signed-off-by: Pascal van Leeuwen Signed-off-by: Herbert Xu --- diff --git a/drivers/crypto/inside-secure/safexcel.c b/drivers/crypto/inside-secure/safexcel.c index 98a42f9c2fe9a..322d9e3798761 100644 --- a/drivers/crypto/inside-secure/safexcel.c +++ b/drivers/crypto/inside-secure/safexcel.c @@ -498,8 +498,8 @@ static int safexcel_hw_init(struct safexcel_crypto_priv *priv) /* 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; + EIP197_PE_EIP96_TOKEN_CTRL_NO_TOKEN_WAIT | + EIP197_PE_EIP96_TOKEN_CTRL_ENABLE_TIMEOUT; writel(val, EIP197_PE(priv) + EIP197_PE_EIP96_TOKEN_CTRL(pe)); /* H/W capabilities selection: just enable everything */ diff --git a/drivers/crypto/inside-secure/safexcel.h b/drivers/crypto/inside-secure/safexcel.h index feb0a9c32b757..ecf068c293bb7 100644 --- a/drivers/crypto/inside-secure/safexcel.h +++ b/drivers/crypto/inside-secure/safexcel.h @@ -296,8 +296,8 @@ /* 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) +#define EIP197_PE_EIP96_TOKEN_CTRL_NO_TOKEN_WAIT BIT(17) +#define EIP197_PE_EIP96_TOKEN_CTRL_ENABLE_TIMEOUT BIT(22) /* EIP197_PE_EIP96_FUNCTION_EN */ #define EIP197_FUNCTION_ALL 0xffffffff