Sorry for the noise: apparently I forgot to remove existing patches when regenerating the series with format-patch. I'll resend the series tomorrow. On Thu, 11 Jun 2015 19:36:19 +0200 Boris Brezillon <boris.brezillon@xxxxxxxxxxxxxxxxxx> wrote: > Hello, > > This patch series adds a new driver supporting Marvell's CESA IP. > This driver addresses some limitations of the existing one. > From a performance and CPU load point of view the most important > limitation in the existing driver is the lack of DMA support, thus > preventing us from chaining crypto operations. > > I know we usually try to adapt existing drivers instead of replacing them > by new ones, but after trying to refactor the mv_cesa driver I realized it > would take longer than writing an new one from scratch. > > Here are the main features brought by this new driver: > - support for armada SoCs (up to 38x) while keeping support for older ones > (Orion and Kirkwood). Note that old DT bindings (those used on Orion and > Kirkwood platforms) are supported, or IOTW, old DTs are compatible with > this new driver. > - DMA mode to offload the CPU in case of intensive crypto usage > - new algorithms: SHA256, DES and 3DES > > I'd like to thank Arnaud, who has carefully reviewed several iterations of > this driver, helped me improved my implementation, provided support for > several crypto algorithms, provided support for armada-370 and tested > the driver on different platforms, hence the SoB and dual MODULE_AUTHOR > in the driver code. > > In this version I dropped the DT changes, but you'll find them in my > cesa-v4 branch [1]. In this branch you'll find everything you need to > test on all Marvell platforms (including the old ones). > I'll post a series updating all the DTs once this driver has been merged. > > Best Regards, > > Boris > > [1]https://github.com/bbrezillon/linux-marvell/tree/cesa-v4 > > Changes since v3: > - add import functions for hash algorithms > - patch mv_cesa driver to support the new DT bindings > - few fixes in the documentation > - replace mv_mbus_dram_info() call by mv_mbus_dram_info_nooverlap() > - remove DT updates from the series > > Changes since v2: > - fixes in the cipher code (->dst_nents was assigned the ->src_nents > value and CBC state was overwritten by the IV after each chunk > operation) > > Arnaud Ebalard (4): > crypto: marvell/CESA: add Triple-DES support > crypto: marvell/CESA: add MD5 support > crypto: marvell/CESA: add SHA256 support > crypto: marvell/CESA: add support for Kirkwood and Dove SoCs > > Boris Brezillon (10): > crypto: mv_cesa: document the clocks property > crypto: mv_cesa: use gen_pool to reserve the SRAM memory region > crypto: mv_cesa: explicitly define kirkwood and dove compatible > strings > crypto: add a new driver for Marvell's CESA > crypto: marvell/CESA: add TDMA support > crypto: marvell/CESA: add DES support > crypto: marvell/CESA: add support for all armada SoCs > crypto: marvell/CESA: add allhwsupport module parameter > crypto: marvell/CESA: add support for Orion SoCs > crypto: marvell/CESA: add DT bindings documentation > > .../devicetree/bindings/crypto/marvell-cesa.txt | 45 + > .../devicetree/bindings/crypto/mv_cesa.txt | 31 +- > drivers/crypto/Kconfig | 18 + > drivers/crypto/Makefile | 1 + > drivers/crypto/marvell/Makefile | 2 + > drivers/crypto/marvell/cesa.c | 544 ++++++++ > drivers/crypto/marvell/cesa.h | 804 +++++++++++ > drivers/crypto/marvell/cipher.c | 774 +++++++++++ > drivers/crypto/marvell/hash.c | 1433 ++++++++++++++++++++ > drivers/crypto/marvell/tdma.c | 224 +++ > drivers/crypto/mv_cesa.c | 60 +- > 11 files changed, 3912 insertions(+), 24 deletions(-) > create mode 100644 Documentation/devicetree/bindings/crypto/marvell-cesa.txt > create mode 100644 drivers/crypto/marvell/Makefile > create mode 100644 drivers/crypto/marvell/cesa.c > create mode 100644 drivers/crypto/marvell/cesa.h > create mode 100644 drivers/crypto/marvell/cipher.c > create mode 100644 drivers/crypto/marvell/hash.c > create mode 100644 drivers/crypto/marvell/tdma.c > -- Boris Brezillon, Free Electrons Embedded Linux and Kernel engineering http://free-electrons.com -- To unsubscribe from this list: send the line "unsubscribe linux-crypto" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
