diff options
Diffstat (limited to 'drivers/net/ethernet/freescale/dpa/capwap/dpaa_capwap_op.c')
| -rw-r--r-- | drivers/net/ethernet/freescale/dpa/capwap/dpaa_capwap_op.c | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/drivers/net/ethernet/freescale/dpa/capwap/dpaa_capwap_op.c b/drivers/net/ethernet/freescale/dpa/capwap/dpaa_capwap_op.c new file mode 100644 index 0000000..3074a68 --- /dev/null +++ b/drivers/net/ethernet/freescale/dpa/capwap/dpaa_capwap_op.c @@ -0,0 +1,96 @@ +/* Copyright 2014 Freescale Semiconductor, Inc. + * + * 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 Freescale Semiconductor nor the + * names of its contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * + * ALTERNATIVELY, this software may be distributed under the terms of the + * GNU General Public License ("GPL") as published by the Free Software + * Foundation, either version 2 of that License or (at your option) any + * later version. + * + * THIS SOFTWARE IS PROVIDED BY Freescale Semiconductor ``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 Freescale Semiconductor 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. + */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + +#include <compat.h> +#include <linux/kthread.h> +#include "lnxwrp_fm.h" +#include "../offline_port.h" +#include "../dpaa_eth.h" +#include "../dpaa_eth_common.h" +#include "dpaa_capwap.h" +#include "dpaa_capwap_fq.h" +#include "dpaa_capwap_domain.h" + +uint8_t get_capwap_bpid(struct net_device *net_dev) +{ + struct dpa_priv_s *priv; + + priv = netdev_priv(net_dev); + return priv->dpa_bp->bpid; +} + +int op_init(struct t_Port *port, struct net_device *net_dev) +{ + struct device_node *dpa_oh_node; + bool is_found = false; + struct platform_device *oh_dev; + struct dpa_oh_config_s *oh_config; + int ret; + uint16_t channel; + struct dpa_fq *fq; + uint32_t def_fqid, err_fqid; + t_LnxWrpFmPortDev *fm_port_dev = NULL; + t_LnxWrpFmDev *fm_dev = NULL; + struct task_struct *kth; + static struct of_device_id dpa_oh_node_of_match[] = { + { .compatible = "fsl,dpa-oh", }, + { /* end of list */ }, + }; + + + for_each_matching_node(dpa_oh_node, dpa_oh_node_of_match) { + oh_dev = of_find_device_by_node(dpa_oh_node); + oh_config = dev_get_drvdata(&oh_dev->dev); + if (oh_config == NULL) + continue; + + fm_port_dev = (t_LnxWrpFmPortDev *)oh_config->oh_port; + fm_dev = fm_port_dev->h_LnxWrpFmDev; + if (fm_port_dev->settings.param.portId == port->port_id && + fm_dev->id == port->fm_id) { + is_found = true; + port->tx_ch = fm_port_dev->txCh; + def_fqid = oh_config->error_fqid; + err_fqid = oh_config->default_fqid; + break; + } + } + + if (!is_found) { + pr_err("Can't found this dpa OH port:%d,%d\n", port->fm_id, + port->port_id); + return -ENODEV; + } + + return 0; +} |