Thread (31 messages) flat view 31 messages, 3 authors, 29d ago

Re: [PATCH v3 02/19] crypto: cmh - add core platform driver

From: Krzysztof Kozlowski <krzk@kernel.org>
Date: 2026-08-11 08:36:10
Also in: linux-crypto, linux-devicetree, linux-doc, linux-kselftest, linux-riscv, lkml

On Thu, Aug 06, 2026 at 12:55:01PM -0700, Saravanakrishnan Krishnamoorthy wrote:
From: Alex Ousherovitch <redacted>

Add the Rambus CryptoManager Hub (CMH) hardware crypto accelerator
core platform driver.  This patch provides:

- Platform driver registration and probe/remove lifecycle
- Hardware configuration and core discovery
- Mailbox Queue Interface (MQI) for VCQ command submission
- Transaction manager with async completion and backlog support
- Result handler with threaded-IRQ completion
- DMA buffer management
- Debugfs instrumentation (when CONFIG_CRYPTO_DEV_CMH_DEBUG=y)
- Sysfs attributes (fw_version, hw_version, boot_status,
  mbx_available, mbx_count)
- Kconfig and Makefile integration
Entire posting has multiple high and critical reports from Sashiko.

Best regards,
Krzysztof
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