Re: [PATCH 2/2] Support for VIA PadLock crypto engine
From: James Morris
Date: Wed May 12 2004 - 19:49:26 EST
On Wed, 12 May 2004, Michal Ludvig wrote:
> That's why I added .cia_ecb/.cia_cbc/... and modified cipher.c to call
> these whole-block-at-once methods instead of doing
> software-chaining+hardware-encryption. This way it's much much faster and
> I don't think that the changes to the cipher.c are somehow unclean.
> Or can I achieve the same without extending the API?
No, the current API would not support this.
These kind of features are a subset of general hardware support (rather
than simple arch specific extensions like the s390 stuff), which I think
we need to take into account before making changes to the API.
Perhaps we should set up a list specifically to discuss & implement the
hardware crypto API, as there seem to be several disparate efforts going
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