[dpdk-dev] [PATCH v5 06/20] event/sw: add support for event queues
Bruce Richardson
bruce.richardson at intel.com
Mon Mar 27 10:47:18 CEST 2017
On Mon, Mar 27, 2017 at 01:15:06PM +0530, Jerin Jacob wrote:
> On Fri, Mar 24, 2017 at 04:53:01PM +0000, Harry van Haaren wrote:
> > From: Bruce Richardson <bruce.richardson at intel.com>
> >
> > Add in the data structures for the event queues, and the eventdev
> > functions to create and destroy those queues.
> >
> > Signed-off-by: Bruce Richardson <bruce.richardson at intel.com>
> > Signed-off-by: Harry van Haaren <harry.van.haaren at intel.com>
> > ---
> > drivers/event/sw/iq_ring.h | 176 ++++++++++++++++++++++++++++++++++++++++++++
> > drivers/event/sw/sw_evdev.c | 166 +++++++++++++++++++++++++++++++++++++++++
> > drivers/event/sw/sw_evdev.h | 5 ++
> > 3 files changed, 347 insertions(+)
> > create mode 100644 drivers/event/sw/iq_ring.h
> >
> > diff --git a/drivers/event/sw/iq_ring.h b/drivers/event/sw/iq_ring.h
> > new file mode 100644
> > index 0000000..d480d15
> > --- /dev/null
> > +++ b/drivers/event/sw/iq_ring.h
> > @@ -0,0 +1,176 @@
> > +/*-
> > + * BSD LICENSE
> > + *
> > + * Copyright(c) 2016-2017 Intel Corporation. All rights reserved.
> > + *
> > + * Redistribution and use in source and binary forms, with or without
> > + * modification, are permitted provided that the following conditions
> > + * are met:
> > + *
> > + * * Redistributions of source code must retain the above copyright
> > + * notice, this list of conditions and the following disclaimer.
> > + * * Redistributions in binary form must reproduce the above copyright
> > + * notice, this list of conditions and the following disclaimer in
> > + * the documentation and/or other materials provided with the
> > + * distribution.
> > + * * Neither the name of Intel Corporation nor the names of its
> > + * contributors may be used to endorse or promote products derived
> > + * from this software without specific prior written permission.
> > + *
> > + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
> > + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
> > + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
> > + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
> > + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
> > + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
> > + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
> > + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
> > + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
> > + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
> > + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
> > + */
> > +
> > +/*
> > + * Ring structure definitions used for the internal ring buffers of the
> > + * SW eventdev implementation. These are designed for single-core use only.
> > + */
>
> Plan is to replace this file with generic rte_ring once Bruce's ring
> rework[1] comes in master branch. Right ?
>
> [1] http://dpdk.org/ml/archives/dev/2017-March/061372.html
>
Yes, we hope to be able to leverage that rework in future.
/Bruce
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