[PATCH 09/15] crypto: zynqmp-aes-gcm: Fix setkey operation to select HW keys

Herbert Xu herbert at gondor.apana.org.au
Fri Nov 21 19:17:30 PST 2025


On Tue, Nov 11, 2025 at 11:57:33AM +0000, Jain, Harsh (AECG-SSW) wrote:
>
> We have two types of key registers
> 1) Registers to save user supplied keys like ZYNQMP_AES_KUP_KEY
> 2) Register Where H/W internally generates the keys like ZYNQMP_AES_DEV_KEY and ZYNQMP_AES_PUF_KEY
> 
> Fallback is for 1), because driver has saved key in private ctx and can be fallback to S/W.

OK so in our parlance this isn't a hardware key and it should stay
with the plain "aes" driver.  "paes" should be used for hardware
keys with no corresponding software key.

Cheers,
-- 
Email: Herbert Xu <herbert at gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt



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