Messages in this thread | | | From | Andrey Smirnov <> | Date | Wed, 6 Nov 2019 07:19:20 -0800 | Subject | Re: [PATCH 0/5] CAAM JR lifecycle |
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On Tue, Nov 5, 2019 at 11:27 PM Vakul Garg <vakul.garg@nxp.com> wrote: > > > > > -----Original Message----- > > From: linux-crypto-owner@vger.kernel.org <linux-crypto- > > owner@vger.kernel.org> On Behalf Of Andrey Smirnov > > Sent: Tuesday, November 5, 2019 8:44 PM > > To: linux-crypto@vger.kernel.org > > Cc: Andrey Smirnov <andrew.smirnov@gmail.com>; Chris Healy > > <cphealy@gmail.com>; Lucas Stach <l.stach@pengutronix.de>; Horia Geanta > > <horia.geanta@nxp.com>; Herbert Xu <herbert@gondor.apana.org.au>; > > Iuliana Prodan <iuliana.prodan@nxp.com>; dl-linux-imx <linux- > > imx@nxp.com>; linux-kernel@vger.kernel.org > > Subject: [PATCH 0/5] CAAM JR lifecycle > > > > Everyone: > > > > This series is a different approach to addressing the issues brought up in > > [discussion]. This time the proposition is to get away from creating per-JR > > platfrom device, move all of the underlying code into caam.ko and disable > > manual binding/unbinding of the CAAM device via sysfs. Note that this series > > is a rough cut intented to gauge if this approach could be acceptable for > > upstreaming. > > > > Thanks, > > Andrey Smirnov > > > > [discussion] lore.kernel.org/lkml/20190904023515.7107-13- > > andrew.smirnov@gmail.com > > > > Andrey Smirnov (5): > > crypto: caam - use static initialization > > crypto: caam - introduce caam_jr_cbk > > crypto: caam - convert JR API to use struct caam_drv_private_jr > > crypto: caam - do not create a platform devices for JRs > > crypto: caam - disable CAAM's bind/unbind attributes > > > > To access caam jobrings from DPDK (user space drivers), we unbind job-ring's platform device from the kernel. > What would be the alternate way to enable job ring drivers in user space? >
Wouldn't either building your kernel with CONFIG_CRYPTO_DEV_FSL_CAAM_JR=n (this series doesn't handle that right currently due to being a rough cut) or disabling specific/all JRs via DT accomplish the same goal?
Thanks, Andrey Smirnov
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