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Commit f9d131d9 authored by Pascal van Leeuwen's avatar Pascal van Leeuwen Committed by Herbert Xu
Browse files

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: default avatarPascal van Leeuwen <pvanleeuwen@verimatrix.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent 118db42d

drivers/crypto/inside-secure/safexcel.c

+2 −2
Original line number Diff line number Diff line
@@ -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 */

drivers/crypto/inside-secure/safexcel.h

+2 −2
Original line number Diff line number Diff line
@@ -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