Re: [PATCH v4 0/6] Drivers for Loongson security engine

From: Huacai Chen
Date: Fri Feb 28 2025 - 09:13:33 EST


Hi, Qunqin,

On Wed, Feb 26, 2025 at 11:04 AM Qunqin Zhao <zhaoqunqin@xxxxxxxxxxx> wrote:
>
> Loongson security engine supports random number generation, hash,
> symmetric encryption and asymmetric encryption. Based on these
> encryption functions, TPM2 have been implemented in it.
>
> mfd is the baser driver, crypto and tpm are users.
Loongson SE should not strongly bound to LS6000, so the naming can be improved:

MFD_LS6000SE -> MFD_LOONGSON_SE, ls6000se.c -> loongson-se.c
CRYPTO_DEV_LS6000SE_RNG -> CRYPTO_DEV_LOONGSON_RNG, ls6000se-rng.c ->
loongson-rng.c
TCG_LSSE -> TCG_LOONGSON, tpm_lsse.c ->tpm_loongson.c


Huacai

>
> v4: Please look at changelog in tpm and MAINTAINERS. No changes to tpm
> and crypto.
> v3: Put the updates to the MAINTAINERS in a separate patch.
> v2: Removed misc driver. Added tpm driver.
>
> Qunqin Zhao (6):
> mfd: Add support for Loongson Security Module
> MAINTAINERS: Add entry for Loongson Security Module driver
> crypto: loongson - add Loongson RNG driver support
> MAINTAINERS: Add entry for Loongson RNG driver
> tpm: Add a driver for Loongson TPM device
> MAINTAINERS: Add tpm_lsse.c to LOONGSON CRYPTO DRIVER entry
>
> MAINTAINERS | 14 +
> drivers/char/tpm/Kconfig | 9 +
> drivers/char/tpm/Makefile | 1 +
> drivers/char/tpm/tpm_lsse.c | 103 +++++++
> drivers/crypto/Kconfig | 1 +
> drivers/crypto/Makefile | 1 +
> drivers/crypto/loongson/Kconfig | 6 +
> drivers/crypto/loongson/Makefile | 2 +
> drivers/crypto/loongson/ls6000se-rng.c | 190 +++++++++++++
> drivers/mfd/Kconfig | 10 +
> drivers/mfd/Makefile | 2 +
> drivers/mfd/ls6000se.c | 374 +++++++++++++++++++++++++
> include/linux/mfd/ls6000se.h | 75 +++++
> 13 files changed, 788 insertions(+)
> create mode 100644 drivers/char/tpm/tpm_lsse.c
> create mode 100644 drivers/crypto/loongson/Kconfig
> create mode 100644 drivers/crypto/loongson/Makefile
> create mode 100644 drivers/crypto/loongson/ls6000se-rng.c
> create mode 100644 drivers/mfd/ls6000se.c
> create mode 100644 include/linux/mfd/ls6000se.h
>
>
> base-commit: bd315242821784e9384abae911a70d5fda9a3298
> --
> 2.43.0
>
>