[PATCH v3 0/6] crypto: stm32 hash - reuse for Ux500

Herbert Xu herbert at gondor.apana.org.au
Thu Feb 2 21:04:25 PST 2023


On Wed, Jan 25, 2023 at 01:23:06AM +0100, Linus Walleij wrote:
> By taking some small portions of the Ux500 HASH driver and
> adding to the STM32 driver, it turns out we can support both
> platforms with the more modern STM32 driver.
> 
> The STM32 driver is more modern and compact thanks to using
> things like the crypto engine.
> 
> We add a polled mode since the Ux500 does not have any
> interrupt. Incidentally, this could perhaps be re-used to
> implement synchronous mode, if this is desireable.
> 
> To: Herbert Xu <herbert at gondor.apana.org.au>
> To: "David S. Miller" <davem at davemloft.net>
> To: Rob Herring <robh+dt at kernel.org>
> To: Krzysztof Kozlowski <krzysztof.kozlowski+dt at linaro.org>
> To: Maxime Coquelin <mcoquelin.stm32 at gmail.com>
> To: Alexandre Torgue <alexandre.torgue at foss.st.com>
> To: Lionel Debieve <lionel.debieve at foss.st.com>
> Cc: linux-crypto at vger.kernel.org
> Cc: devicetree at vger.kernel.org
> Cc: linux-stm32 at st-md-mailman.stormreply.com
> Cc: linux-arm-kernel at lists.infradead.org
> Cc: linux-kernel at vger.kernel.org
> Signed-off-by: Linus Walleij <linus.walleij at linaro.org>
> 
> ---
> Changes in v3:
> - Allocate the synchronous fallback algorithm in .cra_init()
>   and free it in .cra_exit().
> - Pick up some review tags.
> - Link to v2: https://lore.kernel.org/r/20221227-ux500-stm32-hash-v2-0-bc443bc44ca4@linaro.org
> 
> Changes in v2:
> - Use an else-clause in the DT bindings.
> - Fix up issues pointed out by Lionel in the driver extension.
> - Dropped the patch converting dma_mode to a bool after
>   Lionel explained how this works.
> - Link to v1: https://lore.kernel.org/r/20221227-ux500-stm32-hash-v1-0-b637ac4cda01@linaro.org
> 
> ---
> Linus Walleij (6):
>       dt-bindings: crypto: Let STM32 define Ux500 HASH
>       crypto: stm32/hash: Simplify code
>       crypto: stm32/hash: Use existing busy poll function
>       crypto: stm32/hash: Wait for idle before final CPU xmit
>       crypto: stm32/hash: Support Ux500 hash
>       crypto: ux500/hash - delete driver
> 
>  .../devicetree/bindings/crypto/st,stm32-hash.yaml  |   23 +-
>  drivers/crypto/Kconfig                             |   10 -
>  drivers/crypto/Makefile                            |    1 -
>  drivers/crypto/stm32/stm32-hash.c                  |  266 ++-
>  drivers/crypto/ux500/Kconfig                       |   22 -
>  drivers/crypto/ux500/Makefile                      |    7 -
>  drivers/crypto/ux500/hash/Makefile                 |   11 -
>  drivers/crypto/ux500/hash/hash_alg.h               |  398 ----
>  drivers/crypto/ux500/hash/hash_core.c              | 1966 --------------------
>  9 files changed, 249 insertions(+), 2455 deletions(-)
> ---
> base-commit: 1b929c02afd37871d5afb9d498426f83432e71c2
> change-id: 20221227-ux500-stm32-hash-9ee26834292f
> 
> Best regards,
> -- 
> Linus Walleij <linus.walleij at linaro.org>

All applied.  Thanks.
-- 
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



More information about the linux-arm-kernel mailing list