diff options
Diffstat (limited to 'drivers/net/ethernet/freescale/dpaa/dpaa_eth.h')
| -rw-r--r-- | drivers/net/ethernet/freescale/dpaa/dpaa_eth.h | 52 |
1 files changed, 18 insertions, 34 deletions
diff --git a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.h b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.h index daf894a97050..7ed659eb08de 100644 --- a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.h +++ b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.h @@ -1,31 +1,6 @@ -/* Copyright 2008 - 2016 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. +/* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0-or-later */ +/* + * Copyright 2008 - 2016 Freescale Semiconductor Inc. */ #ifndef __DPAA_H @@ -33,6 +8,7 @@ #include <linux/netdevice.h> #include <linux/refcount.h> +#include <net/xdp.h> #include <soc/fsl/qman.h> #include <soc/fsl/bman.h> @@ -42,10 +18,6 @@ /* Number of prioritised traffic classes */ #define DPAA_TC_NUM 4 -/* Number of Tx queues per traffic class */ -#define DPAA_TC_TXQ_NUM NR_CPUS -/* Total number of Tx queues */ -#define DPAA_ETH_TXQ_NUM (DPAA_TC_NUM * DPAA_TC_TXQ_NUM) /* More detailed FQ types - used for fine-grained WQ assignments */ enum dpaa_fq_type { @@ -166,8 +138,8 @@ struct dpaa_priv { struct mac_device *mac_dev; struct device *rx_dma_dev; struct device *tx_dma_dev; - struct qman_fq *egress_fqs[DPAA_ETH_TXQ_NUM]; - struct qman_fq *conf_fqs[DPAA_ETH_TXQ_NUM]; + struct qman_fq **egress_fqs; + struct qman_fq **conf_fqs; u16 channel; struct list_head dpaa_fq_list; @@ -209,4 +181,16 @@ extern const struct ethtool_ops dpaa_ethtool_ops; /* from dpaa_eth_sysfs.c */ void dpaa_eth_sysfs_remove(struct device *dev); void dpaa_eth_sysfs_init(struct device *dev); + +static inline size_t dpaa_num_txqs_per_tc(void) +{ + return num_possible_cpus(); +} + +/* Total number of Tx queues */ +static inline size_t dpaa_max_num_txqs(void) +{ + return DPAA_TC_NUM * dpaa_num_txqs_per_tc(); +} + #endif /* __DPAA_H */ |