[PATCH v10 0/5] Add Aspeed crypto driver for hardware acceleration

Herbert Xu herbert at gondor.apana.org.au
Fri Aug 26 21:04:18 AEST 2022


On Thu, Aug 18, 2022 at 11:59:51AM +0800, Neal Liu wrote:
> Aspeed Hash and Crypto Engine (HACE) is designed to accelerate the
> throughput of hash data digest, encryption and decryption.
> 
> These patches aim to add Aspeed hash & crypto driver support.
> The hash & crypto driver also pass the run-time self tests that
> take place at algorithm registration.
> 
> The patch series are tested on both AST2500 & AST2600 evaluation boards.
> 
> Tested-by below configs:
> - CONFIG_CRYPTO_MANAGER_DISABLE_TESTS is not set
> - CONFIG_CRYPTO_MANAGER_EXTRA_TESTS=y
> - CONFIG_DMA_API_DEBUG=y
> - CONFIG_DMA_API_DEBUG_SG=y
> - CONFIG_CPU_BIG_ENDIAN=y
> 
> Change since v9:
> - Fix unnecessary "goto xxx".
> 
> Change since v8:
> - Remove __weak functions for register/unregister crypto algos.
> - Add missing functions of unregister crypto algos.
> - Use single debug config to control debug messages.
> 
> Change since v7:
> - Define debug Kconfigs.
> - Simplify assign iv/ivsize.
> - Simplify cra_init() for hmac related init.
> 
> Change since v6:
> - Refine debug print.
> - Change aspeed_sg_list struct memeber's type to __le32.
> 
> Change since v5:
> - Re-define HACE clock define to fix breaking ABI.
> 
> Change since v4:
> - Add AST2500 clock definition & dts node.
> - Add software fallback for handling corner cases.
> - Fix copy wrong key length.
> 
> Change since v3:
> - Use dmam_alloc_coherent() instead to manage dma_alloc_coherent().
> - Add more error handler of dma_prepare() & crypto_engine_start().
> 
> Change since v2:
> - Fix endianness issue. Tested on both little endian & big endian
>   system.
> - Use common crypto hardware engine for enqueue & dequeue requests.
> - Use pre-defined IVs for SHA-family.
> - Revise error handler flow.
> - Fix sorts of coding style problems.
> 
> Change since v1:
> - Add more error handlers, including DMA memory allocate/free, DMA
>   map/unmap, clock enable/disable, etc.
> - Fix check dma_map error for config DMA_API_DEBUG.
> - Fix dt-binding doc & dts node naming.
> 
> 
> Neal Liu (5):
>   crypto: aspeed: Add HACE hash driver
>   dt-bindings: clock: Add AST2500/AST2600 HACE reset definition
>   ARM: dts: aspeed: Add HACE device controller node
>   dt-bindings: crypto: add documentation for aspeed hace
>   crypto: aspeed: add HACE crypto driver
> 
>  .../bindings/crypto/aspeed,ast2500-hace.yaml  |   53 +
>  MAINTAINERS                                   |    7 +
>  arch/arm/boot/dts/aspeed-g5.dtsi              |    8 +
>  arch/arm/boot/dts/aspeed-g6.dtsi              |    8 +
>  drivers/crypto/Kconfig                        |    1 +
>  drivers/crypto/Makefile                       |    1 +
>  drivers/crypto/aspeed/Kconfig                 |   49 +
>  drivers/crypto/aspeed/Makefile                |    9 +
>  drivers/crypto/aspeed/aspeed-hace-crypto.c    | 1135 ++++++++++++++
>  drivers/crypto/aspeed/aspeed-hace-hash.c      | 1389 +++++++++++++++++
>  drivers/crypto/aspeed/aspeed-hace.c           |  288 ++++
>  drivers/crypto/aspeed/aspeed-hace.h           |  298 ++++
>  include/dt-bindings/clock/aspeed-clock.h      |    1 +
>  include/dt-bindings/clock/ast2600-clock.h     |    1 +
>  14 files changed, 3248 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/crypto/aspeed,ast2500-hace.yaml
>  create mode 100644 drivers/crypto/aspeed/Kconfig
>  create mode 100644 drivers/crypto/aspeed/Makefile
>  create mode 100644 drivers/crypto/aspeed/aspeed-hace-crypto.c
>  create mode 100644 drivers/crypto/aspeed/aspeed-hace-hash.c
>  create mode 100644 drivers/crypto/aspeed/aspeed-hace.c
>  create mode 100644 drivers/crypto/aspeed/aspeed-hace.h
> 
> -- 
> 2.25.1

All applied.  Thanks. 
-- 
Email: Herbert Xu <herbert at gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt


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