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linux-sg2042/drivers/crypto/ccp/Kconfig

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crytpo: ccp - CCP device driver build files These files provide the ability to configure and build the AMD CCP device driver and crypto API support. Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2013-11-13 01:46:51 +08:00
config CRYPTO_DEV_CCP_DD
crypto: ccp - Introduce the AMD Secure Processor device The CCP device is part of the AMD Secure Processor. In order to expand the usage of the AMD Secure Processor, create a framework that allows functional components of the AMD Secure Processor to be initialized and handled appropriately. Signed-off-by: Brijesh Singh <brijesh.singh@amd.com> Acked-by: Gary R Hook <gary.hook@amd.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2017-07-06 22:59:14 +08:00
tristate "Secure Processor device driver"
crytpo: ccp - CCP device driver build files These files provide the ability to configure and build the AMD CCP device driver and crypto API support. Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2013-11-13 01:46:51 +08:00
default m
crypto: ccp - Introduce the AMD Secure Processor device The CCP device is part of the AMD Secure Processor. In order to expand the usage of the AMD Secure Processor, create a framework that allows functional components of the AMD Secure Processor to be initialized and handled appropriately. Signed-off-by: Brijesh Singh <brijesh.singh@amd.com> Acked-by: Gary R Hook <gary.hook@amd.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2017-07-06 22:59:14 +08:00
help
Provides AMD Secure Processor device driver.
If you choose 'M' here, this module will be called ccp.
config CRYPTO_DEV_SP_CCP
bool "Cryptographic Coprocessor device"
default y
depends on CRYPTO_DEV_CCP_DD
crypto: ccp - CCP Kconfig fixes Update the Kconfig to include PCI on the 'depends on' and add 'select HW_RANDOM' to insure the necessary PCI and HW_RANDOM functions are available/included in the build. Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2013-12-11 00:38:39 +08:00
select HW_RANDOM
crypto: ccp - Register the CCP as a DMA resource The CCP has the ability to provide DMA services to the kernel using pass-through mode of the device. Register these services as general purpose DMA channels. Changes since v2: - Add a Signed-off-by Changes since v1: - Allocate memory for a string in ccp_dmaengine_register - Ensure register/unregister calls are properly ordered - Verified all changed files are listed in the diffstat - Undo some superfluous changes - Added a cc: Signed-off-by: Gary R Hook <gary.hook@amd.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2016-04-18 22:21:44 +08:00
select DMA_ENGINE
crypto: ccp - Ensure all dependencies are specified A DMA_ENGINE requires DMADEVICES in Kconfig Signed-off-by: Gary R Hook <gary.hook@amd.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2016-04-20 22:55:12 +08:00
select DMADEVICES
crypto: ccp - Use precalculated hash from headers Precalculated hash for empty message are now present in hash headers. This patch just use them. Signed-off-by: LABBE Corentin <clabbe.montjoie@gmail.com> Tested-by: Tom Lendacky <thomas.lendacky@amd.com> Acked-by: Tom Lendacky <thomas.lendacky@amd.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2015-12-17 20:45:41 +08:00
select CRYPTO_SHA1
select CRYPTO_SHA256
crytpo: ccp - CCP device driver build files These files provide the ability to configure and build the AMD CCP device driver and crypto API support. Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2013-11-13 01:46:51 +08:00
help
crypto: ccp - Introduce the AMD Secure Processor device The CCP device is part of the AMD Secure Processor. In order to expand the usage of the AMD Secure Processor, create a framework that allows functional components of the AMD Secure Processor to be initialized and handled appropriately. Signed-off-by: Brijesh Singh <brijesh.singh@amd.com> Acked-by: Gary R Hook <gary.hook@amd.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2017-07-06 22:59:14 +08:00
Provides the support for AMD Cryptographic Coprocessor (CCP) device
which can be used to offload encryption operations such as SHA, AES
and more.
crytpo: ccp - CCP device driver build files These files provide the ability to configure and build the AMD CCP device driver and crypto API support. Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2013-11-13 01:46:51 +08:00
config CRYPTO_DEV_CCP_CRYPTO
crypto: ccp - Change references to accelerator to offload The CCP is meant to be more of an offload engine than an accelerator engine. To avoid any confusion, change references to accelerator to offload. Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2015-10-02 05:32:44 +08:00
tristate "Encryption and hashing offload support"
crytpo: ccp - CCP device driver build files These files provide the ability to configure and build the AMD CCP device driver and crypto API support. Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2013-11-13 01:46:51 +08:00
default m
crypto: ccp - Introduce the AMD Secure Processor device The CCP device is part of the AMD Secure Processor. In order to expand the usage of the AMD Secure Processor, create a framework that allows functional components of the AMD Secure Processor to be initialized and handled appropriately. Signed-off-by: Brijesh Singh <brijesh.singh@amd.com> Acked-by: Gary R Hook <gary.hook@amd.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2017-07-06 22:59:14 +08:00
depends on CRYPTO_DEV_CCP_DD
depends on CRYPTO_DEV_SP_CCP
crytpo: ccp - CCP device driver build files These files provide the ability to configure and build the AMD CCP device driver and crypto API support. Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2013-11-13 01:46:51 +08:00
select CRYPTO_HASH
select CRYPTO_BLKCIPHER
select CRYPTO_AUTHENC
crypto: ccp - select CONFIG_CRYPTO_RSA Without the base RSA code, we run into a link error: ERROR: "rsa_parse_pub_key" [drivers/crypto/ccp/ccp-crypto.ko] undefined! ERROR: "rsa_parse_priv_key" [drivers/crypto/ccp/ccp-crypto.ko] undefined! Like the other drivers implementing RSA in hardware, this can be avoided by always enabling the base support when we build CCP. Fixes: ceeec0afd684 ("crypto: ccp - Add support for RSA on the CCP") Signed-off-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2017-08-01 05:10:57 +08:00
select CRYPTO_RSA
crytpo: ccp - CCP device driver build files These files provide the ability to configure and build the AMD CCP device driver and crypto API support. Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2013-11-13 01:46:51 +08:00
help
Support for using the cryptographic API with the AMD Cryptographic
crypto: ccp - Change references to accelerator to offload The CCP is meant to be more of an offload engine than an accelerator engine. To avoid any confusion, change references to accelerator to offload. Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2015-10-02 05:32:44 +08:00
Coprocessor. This module supports offload of SHA and AES algorithms.
If you choose 'M' here, this module will be called ccp_crypto.