On Wed, May 18, 2022 at 02:00:40PM +0100, Yoan Picchi wrote: > >> From: Yoan Picchi <yoan.picchi@xxxxxxx> > >> > >> The QAT acceleration card can be very helpfull for some tasks like > >> dealing with IPSEC but it is currently restricted to be used only on x86 > machine. > >> Looking at the code we didn't see any reasons why those drivers might > >> not work on other architectures. We've successfully built all of them > >> on x86, arm64, arm32, mips64, powerpc64, riscv64 and sparc64. > >> > >> We also have tested the driver with an Intel Corporation C62x Chipset > >> QuickAssist Technology (rev 04) PCIe card on an arm64 server. After > >> the numa patch, it works with the AF_ALG crypto userland interface, > >> allowing us to encrypt some data with cbc for instance. We've also > >> successfully created some VF, bound them to DPDK, and used the card > >> this way, thus showing some real life usecases of x86 do work on arm64 > too. > >> > >> Please let us know if we missed something that would warrants some > >> further testing. > >Thanks Yoan. > > > >Can you please confirm that you tested the driver on the platform you > reported using a kernel with CONFIG_CRYPTO_MANAGER_DISABLE_TESTS not set and > CONFIG_CRYPTO_MANAGER_EXTRA_TESTS=y and the self test >is passing? > >You can check it by running > > $ cat /proc/crypto | grep -B 4 passed | grep -e "qat_\|qat-" | sort > This should report: > > driver : qat_aes_cbc > > driver : qat_aes_cbc_hmac_sha1 > > driver : qat_aes_cbc_hmac_sha256 > > driver : qat_aes_cbc_hmac_sha512 > > driver : qat_aes_ctr > > driver : qat_aes_xts > > driver : qat-dh > > driver : qat-rsa > > > >Note that if you are using the HEAD of cryptodev-2.6 you will have to > either revert 8893d27ffcaf6ec6267038a177cb87bcde4dd3de or apply > >https://patchwork.kernel.org/project/linux-crypto/list/?series=639755 as > the algorithms have been temporarily disabled. > > > >Regards, > > > >-- > >Giovanni > > Hi Giovanni. > > Thanks for the instructions, I did not know of this test. > I rebuilt my kernel on arm64 with those parameter and I confirm I get the > same output with > $ cat /proc/crypto | grep -B 4 passed | grep -e "qat_\|qat-" | sort Thats great. Thanks. Is the platform where you ran the tests little or big endian? If little endian, can you re-test on a big endian system? Thanks, -- Giovanni
