linux-kernel - Re: [PATCH v9 00/23] Support more Amlogic SoC families in crypto driver

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Message-ID: <6e535895-6a06-42f8-abf3-e3b7472c97e0@linaro.org>
Date: Tue, 20 Aug 2024 17:19:27 +0200
From: neil.armstrong@...aro.org
To: Alexey Romanov <avromanov@...utedevices.com>, clabbe@...libre.com,
 herbert@...dor.apana.org.au, davem@...emloft.net, robh+dt@...nel.org,
 krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org,
 khilman@...libre.com, jbrunet@...libre.com,
 martin.blumenstingl@...glemail.com, vadim.fedorenko@...ux.dev
Cc: linux-crypto@...r.kernel.org, linux-amlogic@...ts.infradead.org,
 linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
 linux-arm-kernel@...ts.infradead.org, kernel@...utedevices.com
Subject: Re: [PATCH v9 00/23] Support more Amlogic SoC families in crypto
 driver

Hi,

On 20/08/2024 16:56, Alexey Romanov wrote:
> Hello!
> 
> This patchset expand the funcionality of the Amlogic
> crypto driver by adding support for more SoC families:
> AXG, G12A, G12B, SM1, A1, S4.
> 
> Also specify and enable crypto node in device tree
> for reference Amlogic devices.
> 
> Tested on GXL, AXG, G12A/B, SM1, A1 and S4 devices via
> custom tests [1] and tcrypt module.

On which tree did you base yourself ? It fails to apply patch 20 on next-20240820 and 6.11-rc4

Neil

> 
> ---
> 
> Changes V1 -> V2 [2]:
> 
> - Rebased over linux-next.
> - Adjusted device tree bindings description.
> - A1 and S4 dts use their own compatible, which is a G12 fallback.
> 
> Changes V2 -> V3 [3]:
> 
> - Fix errors in dt-bindings and device tree.
> - Add new field in platform data, which determines
> whether clock controller should be used for crypto IP.
> - Place back MODULE_DEVICE_TABLE.
> - Correct commit messages.
> 
> Changes V3 -> V4 [4]:
> 
> - Update dt-bindings as per Krzysztof Kozlowski comments.
> - Fix bisection: get rid of compiler errors in some patches.
> 
> Changes V4 -> V5 [5]:
> 
> - Tested on GXL board:
>    1. Fix panic detected by Corentin Labbe [6].
>    2. Disable hasher backend for GXL: in its current realization
>       is doesn't work. And there are no examples or docs in the
>       vendor SDK.
> - Fix AES-CTR realization: legacy boards (gxl, g12, axg) requires
>    inversion of the keyiv at keys setup stage.
> - A1 now uses its own compatible string.
> - S4 uses A1 compatible as fallback.
> - Code fixes based on comments Neil Atrmstrong and Rob Herring.
> - Style fixes (set correct indentations)
> 
> Changes V5 -> V6 [7]:
> 
> - Fix DMA sync warning reported by Corentin Labbe [8].
> - Remove CLK input from driver. Remove clk definition
>    and second interrput line from crypto node inside GXL dtsi.
> 
> Changes V6 -> V7 [9]:
> 
> - Fix dt-schema: power domain now required only for A1.
> - Use crypto_skcipher_ctx_dma() helper for cipher instead of
>    ____cacheline_aligned.
> - Add import/export functions for hasher.
> - Fix commit message for patch 17, acorrding to discussion [10].
> 
> Changes V7 -> V8 [11]:
> 
> - Test patchset with CONFIG_CRYPTO_MANAGER_EXTRA_TESTS: fix some bugs
>    in hasher logic.
> - Use crypto crypto_ahash_ctx_dma in hasher code.
> - Correct clock definition: clk81 is required for all SoC's.
> - Add fixed-clock (clk81) definition for A1/S4.
> - Add information (in commit messages) why different compatibles are used.
> 
> Changes V8 -> V9 [12]:
> 
> - Remove required field clk-names from dt-schema according to Rob Herring
> recommendation [13].
> - Fix commit order: all dt-bindings schema commits now located earlier
> than any changes in device tree.
> - Fix typos and add more clarifications in dt-schema patches.
> 
> Links:
>    - [1] https://gist.github.com/mRrvz/3fb8943a7487ab7b943ec140706995e7
>    - [2] https://lore.kernel.org/all/20240110201216.18016-1-avromanov@salutedevices.com/
>    - [3] https://lore.kernel.org/all/20240123165831.970023-1-avromanov@salutedevices.com/
>    - [4] https://lore.kernel.org/all/20240205155521.1795552-1-avromanov@salutedevices.com/
>    - [5] https://lore.kernel.org/all/20240212135108.549755-1-avromanov@salutedevices.com/
>    - [6] https://lore.kernel.org/all/ZcsYaPIUrBSg8iXu@Red/
>    - [7] https://lore.kernel.org/all/20240301132936.621238-1-avromanov@salutedevices.com/
>    - [8] https://lore.kernel.org/all/Zf1BAlYtiwPOG-Os@Red/
>    - [9] https://lore.kernel.org/all/20240326153219.2915080-1-avromanov@salutedevices.com/
>    - [10] https://lore.kernel.org/all/20240329-dotted-illusive-9f0593805a05@wendy/
>    - [11] https://lore.kernel.org/all/20240411133832.2896463-1-avromanov@salutedevices.com/
>    - [12] https://lore.kernel.org/all/20240607141242.2616580-1-avromanov@salutedevices.com/
>    - [13] https://lore.kernel.org/all/20240610222827.GA3166929-robh@kernel.org/
> 
> Alexey Romanov (23):
>    drivers: crypto: meson: don't hardcode IRQ count
>    drviers: crypto: meson: add platform data
>    drivers: crypto: meson: remove clock input
>    drivers: crypto: meson: add MMIO helpers
>    drivers: crypto: meson: move get_engine_number()
>    drivers: crypto: meson: drop status field from meson_flow
>    drivers: crypto: meson: move algs definition and cipher API to
>      cipher.c
>    drivers: crypto: meson: cleanup defines
>    drivers: crypto: meson: process more than MAXDESCS descriptors
>    drivers: crypto: meson: avoid kzalloc in engine thread
>    drivers: crypto: meson: introduce hasher
>    drivers: crypto: meson: add support for AES-CTR
>    drivers: crypto: meson: use fallback for 192-bit keys
>    drivers: crypto: meson: add support for G12-series
>    drivers: crypto: meson: add support for AXG-series
>    drivers: crypto: meson: add support for A1-series
>    dt-bindings: crypto: meson: correct clk and remove second interrupt
>      line
>    dt-bindings: crypto: meson: support new SoC's
>    arch: arm64: dts: meson: gxl: correct crypto node definition
>    arch: arm64: dts: meson: a1: add crypto node
>    arch: arm64: dts: meson: s4: add crypto node
>    arch: arm64: dts: meson: g12: add crypto node
>    arch: arm64: dts: meson: axg: add crypto node
> 
>   .../bindings/crypto/amlogic,gxl-crypto.yaml   |  32 +-
>   arch/arm64/boot/dts/amlogic/meson-a1.dtsi     |  14 +
>   arch/arm64/boot/dts/amlogic/meson-axg.dtsi    |   7 +
>   .../boot/dts/amlogic/meson-g12-common.dtsi    |   7 +
>   arch/arm64/boot/dts/amlogic/meson-gxl.dtsi    |   6 +-
>   arch/arm64/boot/dts/amlogic/meson-s4.dtsi     |  13 +
>   drivers/crypto/amlogic/Makefile               |   2 +-
>   drivers/crypto/amlogic/amlogic-gxl-cipher.c   | 632 ++++++++++++------
>   drivers/crypto/amlogic/amlogic-gxl-core.c     | 292 ++++----
>   drivers/crypto/amlogic/amlogic-gxl-hasher.c   | 507 ++++++++++++++
>   drivers/crypto/amlogic/amlogic-gxl.h          | 118 +++-
>   11 files changed, 1269 insertions(+), 361 deletions(-)
>   create mode 100644 drivers/crypto/amlogic/amlogic-gxl-hasher.c
>