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crypto: tegra - Add Tegra Security Engine driver

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Add support for Tegra Security Engine which can accelerate various
crypto algorithms. The Engine has two separate instances within for
AES and HASH algorithms respectively.

The driver registers two crypto engines - one for AES and another for
HASH algorithms and these operate independently and both uses the host1x
bus. Additionally, it provides  hardware-assisted key protection for up
to 15 symmetric keys which it can use for the cipher operations.

Signed-off-by: Akhil R <akhilrajeev@nvidia.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Akhil R
2024-04-03 15:30:37 +05:30
committed by Herbert Xu
parent cc370ff85b
commit 0880bb3b00
9 changed files with 4171 additions and 0 deletions
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8
drivers/crypto/Kconfig
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@@ -660,6 +660,14 @@ config CRYPTO_DEV_ROCKCHIP_DEBUG
This will create /sys/kernel/debug/rk3288_crypto/stats for displaying
the number of requests per algorithm and other internal stats.
config CRYPTO_DEV_TEGRA
tristate "Enable Tegra Security Engine"
depends on TEGRA_HOST1X
select CRYPTO_ENGINE
help
Select this to enable Tegra Security Engine which accelerates various
AES encryption/decryption and HASH algorithms.
config CRYPTO_DEV_ZYNQMP_AES
tristate "Support for Xilinx ZynqMP AES hw accelerator"