From: Leon Romanovsky <leon@kernel.org>
To: "Saleem, Shiraz" <shiraz.saleem@intel.com>
Cc: Jason Gunthorpe <jgg@nvidia.com>,
"dledford@redhat.com" <dledford@redhat.com>,
"kuba@kernel.org" <kuba@kernel.org>,
"davem@davemloft.net" <davem@davemloft.net>,
"linux-rdma@vger.kernel.org" <linux-rdma@vger.kernel.org>,
"netdev@vger.kernel.org" <netdev@vger.kernel.org>,
"Ertman, David M" <david.m.ertman@intel.com>,
"Nguyen, Anthony L" <anthony.l.nguyen@intel.com>,
"Ismail, Mustafa" <mustafa.ismail@intel.com>
Subject: Re: [PATCH v2 08/23] RDMA/irdma: Register auxiliary driver and implement private channel OPs
Date: Thu, 25 Mar 2021 10:45:47 +0200 [thread overview]
Message-ID: <YFxNu0Zx38IXk4rb@unreal> (raw)
In-Reply-To: <cc3dfb411c2248fdb3a5adc042d22893@intel.com>
On Wed, Mar 24, 2021 at 11:46:42PM +0000, Saleem, Shiraz wrote:
> > Subject: Re: [PATCH v2 08/23] RDMA/irdma: Register auxiliary driver and
> > implement private channel OPs
> >
> > On Wed, Mar 24, 2021 at 04:17:20PM +0200, Leon Romanovsky wrote:
> > > On Wed, Mar 24, 2021 at 11:00:46AM -0300, Jason Gunthorpe wrote:
> > > > On Wed, Mar 24, 2021 at 03:47:34PM +0200, Leon Romanovsky wrote:
> > > > > On Tue, Mar 23, 2021 at 06:59:52PM -0500, Shiraz Saleem wrote:
> > > > > > From: Mustafa Ismail <mustafa.ismail@intel.com>
> > > > > >
> > > > > > Register auxiliary drivers which can attach to auxiliary RDMA
> > > > > > devices from Intel PCI netdev drivers i40e and ice. Implement
> > > > > > the private channel ops, and register net notifiers.
> > > > > >
> > > > > > Signed-off-by: Mustafa Ismail <mustafa.ismail@intel.com>
> > > > > > Signed-off-by: Shiraz Saleem <shiraz.saleem@intel.com>
> > > > > > drivers/infiniband/hw/irdma/i40iw_if.c | 229 +++++++++++++
> > > > > > drivers/infiniband/hw/irdma/main.c | 382 ++++++++++++++++++++++
> > > > > > drivers/infiniband/hw/irdma/main.h | 565
> > +++++++++++++++++++++++++++++++++
> > > > > > 3 files changed, 1176 insertions(+) create mode 100644
> > > > > > drivers/infiniband/hw/irdma/i40iw_if.c
> > > > > > create mode 100644 drivers/infiniband/hw/irdma/main.c
> > > > > > create mode 100644 drivers/infiniband/hw/irdma/main.h
> > > > >
> > > > > <...>
> > > > >
> > > > > > +/* client interface functions */ static const struct
> > > > > > +i40e_client_ops i40e_ops = {
> > > > > > + .open = i40iw_open,
> > > > > > + .close = i40iw_close,
> > > > > > + .l2_param_change = i40iw_l2param_change };
> > > > > > +
> > > > > > +static struct i40e_client i40iw_client = {
> > > > > > + .ops = &i40e_ops,
> > > > > > + .type = I40E_CLIENT_IWARP,
> > > > > > +};
> > > > > > +
> > > > > > +static int i40iw_probe(struct auxiliary_device *aux_dev, const
> > > > > > +struct auxiliary_device_id *id) {
> > > > > > + struct i40e_auxiliary_device *i40e_adev = container_of(aux_dev,
> > > > > > + struct
> > i40e_auxiliary_device,
> > > > > > + aux_dev);
> > > > > > + struct i40e_info *cdev_info = i40e_adev->ldev;
> > > > > > +
> > > > > > + strncpy(i40iw_client.name, "irdma", I40E_CLIENT_STR_LENGTH);
> > > > > > + cdev_info->client = &i40iw_client;
> > > > > > + cdev_info->aux_dev = aux_dev;
> > > > > > +
> > > > > > + return cdev_info->ops->client_device_register(cdev_info);
> > > > >
> > > > > Why do we need all this indirection? I see it as leftover from
> > > > > previous version where you mixed auxdev with your peer registration logic.
> > > >
> > > > I think I said the new stuff has to be done sanely, but the i40iw
> > > > stuff is old and already like this.
> > >
> > > They declared this specific "ops" a couple of lines above and all the
> > > functions are static. At least for the new code, in the irdma, this "ops"
> > > thing is not needed.
> >
> > It is the code in the 'core' i40iw driver that requries this, AFAICT
> >
> Yes.
It is worth to fix.
Thanks
next prev parent reply other threads:[~2021-03-25 8:46 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-23 23:59 [PATCH v2 00/23] Add Intel Ethernet Protocol Driver for RDMA (irdma) Shiraz Saleem
2021-03-23 23:59 ` [PATCH v2 01/23] iidc: Introduce iidc.h Shiraz Saleem
2021-03-23 23:59 ` [PATCH v2 02/23] ice: Initialize RDMA support Shiraz Saleem
2021-03-23 23:59 ` [PATCH v2 03/23] ice: Implement iidc operations Shiraz Saleem
2021-03-23 23:59 ` [PATCH v2 04/23] ice: Register auxiliary device to provide RDMA Shiraz Saleem
2021-03-23 23:59 ` [PATCH v2 05/23] ice: Add devlink params support Shiraz Saleem
2021-03-24 4:50 ` Parav Pandit
2021-03-25 20:10 ` Saleem, Shiraz
2021-03-26 5:42 ` Parav Pandit
2021-03-29 16:07 ` Jason Gunthorpe
2021-03-29 16:25 ` Saleem, Shiraz
2021-03-23 23:59 ` [PATCH v2 06/23] i40e: Prep i40e header for aux bus conversion Shiraz Saleem
2021-03-23 23:59 ` [PATCH v2 07/23] i40e: Register auxiliary devices to provide RDMA Shiraz Saleem
2021-03-23 23:59 ` [PATCH v2 08/23] RDMA/irdma: Register auxiliary driver and implement private channel OPs Shiraz Saleem
2021-03-24 13:47 ` Leon Romanovsky
2021-03-24 14:00 ` Jason Gunthorpe
2021-03-24 14:17 ` Leon Romanovsky
2021-03-24 14:35 ` Jason Gunthorpe
2021-03-24 23:46 ` Saleem, Shiraz
2021-03-25 8:45 ` Leon Romanovsky [this message]
2021-03-23 23:59 ` [PATCH v2 09/23] RDMA/irdma: Implement device initialization definitions Shiraz Saleem
2021-03-23 23:59 ` [PATCH v2 10/23] RDMA/irdma: Implement HW Admin Queue OPs Shiraz Saleem
2021-03-23 23:59 ` [PATCH v2 11/23] RDMA/irdma: Add HMC backing store setup functions Shiraz Saleem
2021-03-23 23:59 ` [PATCH v2 12/23] RDMA/irdma: Add privileged UDA queue implementation Shiraz Saleem
2021-03-23 23:59 ` [PATCH v2 13/23] RDMA/irdma: Add QoS definitions Shiraz Saleem
2021-03-23 23:59 ` [PATCH v2 14/23] RDMA/irdma: Add connection manager Shiraz Saleem
2021-03-23 23:59 ` [PATCH v2 15/23] RDMA/irdma: Add PBLE resource manager Shiraz Saleem
2021-03-24 0:00 ` [PATCH v2 16/23] RDMA/irdma: Implement device supported verb APIs Shiraz Saleem
2021-03-24 0:00 ` [PATCH v2 17/23] RDMA/irdma: Add RoCEv2 UD OP support Shiraz Saleem
2021-03-24 0:00 ` [PATCH v2 18/23] RDMA/irdma: Add user/kernel shared libraries Shiraz Saleem
2021-03-24 0:00 ` [PATCH v2 19/23] RDMA/irdma: Add miscellaneous utility definitions Shiraz Saleem
2021-03-24 0:00 ` [PATCH v2 20/23] RDMA/irdma: Add dynamic tracing for CM Shiraz Saleem
2021-03-24 0:00 ` [PATCH v2 21/23] RDMA/irdma: Add ABI definitions Shiraz Saleem
2021-03-24 0:00 ` [PATCH v2 22/23] RDMA/irdma: Add irdma Kconfig/Makefile and remove i40iw Shiraz Saleem
2021-03-24 18:54 ` Randy Dunlap
2021-03-24 23:47 ` Saleem, Shiraz
2021-03-24 0:00 ` [PATCH v2 23/23] RDMA/irdma: Update MAINTAINERS file Shiraz Saleem
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