diff options
Diffstat (limited to 'drivers/crypto/ccp/Kconfig')
| -rw-r--r-- | drivers/crypto/ccp/Kconfig | 48 |
1 files changed, 39 insertions, 9 deletions
diff --git a/drivers/crypto/ccp/Kconfig b/drivers/crypto/ccp/Kconfig index 2238f77aa248..f16a0f611317 100644 --- a/drivers/crypto/ccp/Kconfig +++ b/drivers/crypto/ccp/Kconfig @@ -1,26 +1,56 @@ +# SPDX-License-Identifier: GPL-2.0-only config CRYPTO_DEV_CCP_DD - tristate "Cryptographic Coprocessor device driver" - depends on CRYPTO_DEV_CCP + tristate "Secure Processor device driver" + depends on CPU_SUP_AMD || ARM64 default m + 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 && DMADEVICES select HW_RANDOM select DMA_ENGINE - select DMADEVICES select CRYPTO_SHA1 select CRYPTO_SHA256 help - Provides the interface to use the AMD Cryptographic Coprocessor - which can be used to offload encryption operations such as SHA, - AES and more. If you choose 'M' here, this module will be called - ccp. + Provides the support for AMD Cryptographic Coprocessor (CCP) device + which can be used to offload encryption operations such as SHA, AES + and more. config CRYPTO_DEV_CCP_CRYPTO tristate "Encryption and hashing offload support" - depends on CRYPTO_DEV_CCP_DD default m + depends on CRYPTO_DEV_CCP_DD + depends on CRYPTO_DEV_SP_CCP select CRYPTO_HASH - select CRYPTO_BLKCIPHER + select CRYPTO_SKCIPHER select CRYPTO_AUTHENC + select CRYPTO_RSA + select CRYPTO_LIB_AES help Support for using the cryptographic API with the AMD Cryptographic Coprocessor. This module supports offload of SHA and AES algorithms. If you choose 'M' here, this module will be called ccp_crypto. + +config CRYPTO_DEV_SP_PSP + bool "Platform Security Processor (PSP) device" + default y + depends on CRYPTO_DEV_CCP_DD && X86_64 && AMD_IOMMU + select PCI_TSM if PCI + help + Provide support for the AMD Platform Security Processor (PSP). + The PSP is a dedicated processor that provides support for key + management commands in Secure Encrypted Virtualization (SEV) mode, + along with software-based Trusted Execution Environment (TEE) to + enable third-party trusted applications. + +config CRYPTO_DEV_CCP_DEBUGFS + bool "Enable CCP Internals in DebugFS" + default n + depends on CRYPTO_DEV_SP_CCP + help + Expose CCP device information such as operation statistics, feature + information, and descriptor queue contents. |