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net/thunderx: add functions to store qsets

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These functions (nicvf_svf) are DPDK specialization of base/nicvf_bsvf.[ch]
ones.

Signed-off-by: Maciej Czekaj <maciej.czekaj@caviumnetworks.com>
Signed-off-by: Kamil Rytarowski <kamil.rytarowski@caviumnetworks.com>
Signed-off-by: Zyta Szpak <zyta.szpak@semihalf.com>
Signed-off-by: Slawomir Rosek <slawomir.rosek@semihalf.com>
Signed-off-by: Radoslaw Biernacki <rad@semihalf.com>
Signed-off-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>
This commit is contained in:
Kamil Rytarowski 2016-09-30 14:05:44 +02:00 committed by Bruce Richardson
parent 10b0e74f99
commit 18cc835406
3 changed files with 145 additions and 0 deletions
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1
drivers/net/thunderx/Makefile
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@ -58,6 +58,7 @@ SRCS-$(CONFIG_RTE_LIBRTE_THUNDERX_NICVF_PMD) += nicvf_hw.c
SRCS-$(CONFIG_RTE_LIBRTE_THUNDERX_NICVF_PMD) += nicvf_mbox.c
SRCS-$(CONFIG_RTE_LIBRTE_THUNDERX_NICVF_PMD) += nicvf_ethdev.c
SRCS-$(CONFIG_RTE_LIBRTE_THUNDERX_NICVF_PMD) += nicvf_bsvf.c
SRCS-$(CONFIG_RTE_LIBRTE_THUNDERX_NICVF_PMD) += nicvf_svf.c
ifeq ($(CONFIG_RTE_TOOLCHAIN_GCC),y)
CFLAGS_nicvf_rxtx.o += -fno-prefetch-loop-arrays

78
drivers/net/thunderx/nicvf_svf.c Normal file
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@ -0,0 +1,78 @@
/*
* BSD LICENSE
*
* Copyright (C) Cavium networks Ltd. 2016.
*
* 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 Cavium networks 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.
*/
#include <assert.h>
#include <stddef.h>
#include <rte_debug.h>
#include <rte_malloc.h>
#include "base/nicvf_bsvf.h"
#include "nicvf_svf.h"
void
nicvf_svf_push(struct nicvf *vf)
{
struct svf_entry *entry = NULL;
assert(vf != NULL);
entry = rte_zmalloc("nicvf", sizeof(*entry), RTE_CACHE_LINE_SIZE);
if (entry == NULL)
rte_panic("Cannoc allocate memory for svf_entry\n");
entry->vf = vf;
nicvf_bsvf_push(entry);
}
struct nicvf *
nicvf_svf_pop(void)
{
struct nicvf *vf;
struct svf_entry *entry;
entry = nicvf_bsvf_pop();
vf = entry->vf;
rte_free(entry);
return vf;
}
int
nicvf_svf_empty(void)
{
return nicvf_bsvf_empty();
}

66
drivers/net/thunderx/nicvf_svf.h Normal file
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@ -0,0 +1,66 @@
/*
* BSD LICENSE
*
* Copyright (C) Cavium networks Ltd. 2016.
*
* 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 Cavium networks 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.
*/
#ifndef __THUNDERX_NICVF_SVF_H__
#define __THUNDERX_NICVF_SVF_H__
struct nicvf;
/**
* Enqueue new VF to secondary qsets.
*
* @param entry
* Entry to be enqueued.
*/
void
nicvf_svf_push(struct nicvf *vf);
/**
* Dequeue a VF from secondary qsets.
*
* @return
* Dequeued entry.
*/
struct nicvf *
nicvf_svf_pop(void);
/**
* Check if the queue of secondary qsets is empty.
*
* @return
* 0 on non-empty
* otherwise empty
*/
int
nicvf_svf_empty(void);
#endif /* __THUNDERX_NICVF_SVF_H__ */