diff options
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/crypto/api.rst | 9 | ||||
| -rw-r--r-- | Documentation/crypto/architecture.rst | 31 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/crypto/arm-cryptocell.txt | 8 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/crypto/fsl-dcp.txt | 2 |
4 files changed, 13 insertions, 37 deletions
diff --git a/Documentation/crypto/api.rst b/Documentation/crypto/api.rst index 2e519193ab4a..b91b31736df8 100644 --- a/Documentation/crypto/api.rst +++ b/Documentation/crypto/api.rst @@ -1,15 +1,6 @@ Programming Interface ===================== -Please note that the kernel crypto API contains the AEAD givcrypt API -(crypto_aead_giv\* and aead_givcrypt\* function calls in -include/crypto/aead.h). This API is obsolete and will be removed in the -future. To obtain the functionality of an AEAD cipher with internal IV -generation, use the IV generator as a regular cipher. For example, -rfc4106(gcm(aes)) is the AEAD cipher with external IV generation and -seqniv(rfc4106(gcm(aes))) implies that the kernel crypto API generates -the IV. Different IV generators are available. - .. class:: toc-title Table of contents diff --git a/Documentation/crypto/architecture.rst b/Documentation/crypto/architecture.rst index ca2d09b991f5..ee8ff0762d7f 100644 --- a/Documentation/crypto/architecture.rst +++ b/Documentation/crypto/architecture.rst @@ -157,10 +157,6 @@ applicable to a cipher, it is not displayed: - rng for random number generator - - givcipher for cipher with associated IV generator (see the geniv - entry below for the specification of the IV generator type used by - the cipher implementation) - - kpp for a Key-agreement Protocol Primitive (KPP) cipher such as an ECDH or DH implementation @@ -174,16 +170,7 @@ applicable to a cipher, it is not displayed: - digestsize: output size of the message digest -- geniv: IV generation type: - - - eseqiv for encrypted sequence number based IV generation - - - seqiv for sequence number based IV generation - - - chainiv for chain iv generation - - - <builtin> is a marker that the cipher implements IV generation and - handling as it is specific to the given cipher +- geniv: IV generator (obsolete) Key Sizes --------- @@ -218,10 +205,6 @@ the aforementioned cipher types: - CRYPTO_ALG_TYPE_ABLKCIPHER Asynchronous multi-block cipher -- CRYPTO_ALG_TYPE_GIVCIPHER Asynchronous multi-block cipher packed - together with an IV generator (see geniv field in the /proc/crypto - listing for the known IV generators) - - CRYPTO_ALG_TYPE_KPP Key-agreement Protocol Primitive (KPP) such as an ECDH or DH implementation @@ -338,18 +321,14 @@ uses the API applicable to the cipher type specified for the block. The following call sequence is applicable when the IPSEC layer triggers an encryption operation with the esp_output function. During -configuration, the administrator set up the use of rfc4106(gcm(aes)) as -the cipher for ESP. The following call sequence is now depicted in the -ASCII art above: +configuration, the administrator set up the use of seqiv(rfc4106(gcm(aes))) +as the cipher for ESP. The following call sequence is now depicted in +the ASCII art above: 1. esp_output() invokes crypto_aead_encrypt() to trigger an encryption operation of the AEAD cipher with IV generator. - In case of GCM, the SEQIV implementation is registered as GIVCIPHER - in crypto_rfc4106_alloc(). - - The SEQIV performs its operation to generate an IV where the core - function is seqiv_geniv(). + The SEQIV generates the IV. 2. Now, SEQIV uses the AEAD API function calls to invoke the associated AEAD cipher. In our case, during the instantiation of SEQIV, the diff --git a/Documentation/devicetree/bindings/crypto/arm-cryptocell.txt b/Documentation/devicetree/bindings/crypto/arm-cryptocell.txt index 999fb2a810f6..6130e6eb4af8 100644 --- a/Documentation/devicetree/bindings/crypto/arm-cryptocell.txt +++ b/Documentation/devicetree/bindings/crypto/arm-cryptocell.txt @@ -1,8 +1,12 @@ Arm TrustZone CryptoCell cryptographic engine Required properties: -- compatible: Should be one of: "arm,cryptocell-712-ree", - "arm,cryptocell-710-ree" or "arm,cryptocell-630p-ree". +- compatible: Should be one of - + "arm,cryptocell-713-ree" + "arm,cryptocell-703-ree" + "arm,cryptocell-712-ree" + "arm,cryptocell-710-ree" + "arm,cryptocell-630p-ree" - reg: Base physical address of the engine and length of memory mapped region. - interrupts: Interrupt number for the device. diff --git a/Documentation/devicetree/bindings/crypto/fsl-dcp.txt b/Documentation/devicetree/bindings/crypto/fsl-dcp.txt index 76a0b4e80e83..4e4d387e38a5 100644 --- a/Documentation/devicetree/bindings/crypto/fsl-dcp.txt +++ b/Documentation/devicetree/bindings/crypto/fsl-dcp.txt @@ -6,6 +6,8 @@ Required properties: - interrupts : Should contain MXS DCP interrupt numbers, VMI IRQ and DCP IRQ must be supplied, optionally Secure IRQ can be present, but is currently not implemented and not used. +- clocks : Clock reference (only required on some SOCs: 6ull and 6sll). +- clock-names : Must be "dcp". Example: |