numam-dpdk/drivers/net/sfc/sfc_ethdev.c
Andrew Rybchenko 63d588ff26 net/sfc: libefx-based driver stub
Enable the PMD by default on supported configurations.

Signed-off-by: Andrew Rybchenko <arybchenko@solarflare.com>
Reviewed-by: Andy Moreton <amoreton@solarflare.com>
Reviewed-by: Ferruh Yigit <ferruh.yigit@intel.com>
2017-01-17 19:39:25 +01:00

130 lines
3.6 KiB
C

/*-
* Copyright (c) 2016 Solarflare Communications Inc.
* All rights reserved.
*
* This software was jointly developed between OKTET Labs (under contract
* for Solarflare) and Solarflare Communications, Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. 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.
*
* 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 <rte_dev.h>
#include <rte_ethdev.h>
#include <rte_pci.h>
#include "sfc.h"
#include "sfc_debug.h"
#include "sfc_log.h"
#include "sfc_kvargs.h"
static void
sfc_dev_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
{
struct sfc_adapter *sa = dev->data->dev_private;
sfc_log_init(sa, "entry");
dev_info->pci_dev = RTE_DEV_TO_PCI(dev->device);
}
static const struct eth_dev_ops sfc_eth_dev_ops = {
.dev_infos_get = sfc_dev_infos_get,
};
static int
sfc_eth_dev_init(struct rte_eth_dev *dev)
{
struct sfc_adapter *sa = dev->data->dev_private;
struct rte_pci_device *pci_dev = SFC_DEV_TO_PCI(dev);
int rc;
/* Required for logging */
sa->eth_dev = dev;
/* Copy PCI device info to the dev->data */
rte_eth_copy_pci_info(dev, pci_dev);
rc = sfc_kvargs_parse(sa);
if (rc != 0)
goto fail_kvargs_parse;
rc = sfc_kvargs_process(sa, SFC_KVARG_DEBUG_INIT,
sfc_kvarg_bool_handler, &sa->debug_init);
if (rc != 0)
goto fail_kvarg_debug_init;
sfc_log_init(sa, "entry");
dev->dev_ops = &sfc_eth_dev_ops;
sfc_log_init(sa, "done");
return 0;
fail_kvarg_debug_init:
sfc_kvargs_cleanup(sa);
fail_kvargs_parse:
sfc_log_init(sa, "failed %d", rc);
SFC_ASSERT(rc > 0);
return -rc;
}
static int
sfc_eth_dev_uninit(struct rte_eth_dev *dev)
{
struct sfc_adapter *sa = dev->data->dev_private;
sfc_log_init(sa, "entry");
dev->dev_ops = NULL;
sfc_kvargs_cleanup(sa);
sfc_log_init(sa, "done");
/* Required for logging, so cleanup last */
sa->eth_dev = NULL;
return 0;
}
static const struct rte_pci_id pci_id_sfc_efx_map[] = {
{ .vendor_id = 0 /* sentinel */ }
};
static struct eth_driver sfc_efx_pmd = {
.pci_drv = {
.id_table = pci_id_sfc_efx_map,
.drv_flags = 0,
.probe = rte_eth_dev_pci_probe,
.remove = rte_eth_dev_pci_remove,
},
.eth_dev_init = sfc_eth_dev_init,
.eth_dev_uninit = sfc_eth_dev_uninit,
.dev_private_size = sizeof(struct sfc_adapter),
};
RTE_PMD_REGISTER_PCI(net_sfc_efx, sfc_efx_pmd.pci_drv);
RTE_PMD_REGISTER_PCI_TABLE(net_sfc_efx, pci_id_sfc_efx_map);
RTE_PMD_REGISTER_PARAM_STRING(net_sfc_efx,
SFC_KVARG_DEBUG_INIT "=" SFC_KVARG_VALUES_BOOL);