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Ip=[192.88.168.50]; Helo=[tx30smr01.am.freescale.net] X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BN6PR03MB2467 Subject: [dpdk-dev] [PATCH 19/32] net/dpaa2: adding eth ops to dpaa2 X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Signed-off-by: Hemant Agrawal --- drivers/net/dpaa2/base/dpaa2_hw_dpni.h | 50 +++++++++++++ drivers/net/dpaa2/dpaa2_ethdev.c | 130 ++++++++++++++++++++++++++++++++- 2 files changed, 179 insertions(+), 1 deletion(-) create mode 100644 drivers/net/dpaa2/base/dpaa2_hw_dpni.h diff --git a/drivers/net/dpaa2/base/dpaa2_hw_dpni.h b/drivers/net/dpaa2/base/dpaa2_hw_dpni.h new file mode 100644 index 0000000..1b655e4 --- /dev/null +++ b/drivers/net/dpaa2/base/dpaa2_hw_dpni.h @@ -0,0 +1,50 @@ +/*- + * BSD LICENSE + * + * Copyright (c) 2016 Freescale Semiconductor, Inc. All rights reserved. + * Copyright (c) 2016 NXP. 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 Freescale Semiconductor, Inc 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 _DPAA2_HW_DPNI_H_ +#define _DPAA2_HW_DPNI_H_ + +#include +#include +/*! Global MCP list */ +extern void *(*mcp_ptr_list); + + +struct dpaa2_dev_priv { + void *hw; + int32_t hw_id; + uint16_t token; + + uint8_t flags; /*dpaa2 config flags */ +}; +#endif /* _DPAA2_DPNI_H_ */ diff --git a/drivers/net/dpaa2/dpaa2_ethdev.c b/drivers/net/dpaa2/dpaa2_ethdev.c index 17dfff6..daf59c1 100644 --- a/drivers/net/dpaa2/dpaa2_ethdev.c +++ b/drivers/net/dpaa2/dpaa2_ethdev.c @@ -43,12 +43,140 @@ #include #include #include +#include +#include +#include /* DPDK Interfaces */ #include +static int +dpaa2_eth_dev_configure(struct rte_eth_dev *dev) +{ + struct rte_eth_dev_data *data = dev->data; + struct rte_eth_conf *eth_conf = &data->dev_conf; + + PMD_INIT_FUNC_TRACE(); + + /* Check for correct configuration */ + if (eth_conf->rxmode.mq_mode != ETH_MQ_RX_RSS && + data->nb_rx_queues > 1) { + PMD_INIT_LOG(ERR, "Distribution is not enabled, " + "but Rx queues more than 1\n"); + return -1; + } + + return 0; +} + +static int +dpaa2_dev_start(struct rte_eth_dev *dev) +{ + struct dpaa2_dev_priv *priv = dev->data->dev_private; + struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw; + int ret; + + PMD_INIT_FUNC_TRACE(); + + ret = dpni_enable(dpni, CMD_PRI_LOW, priv->token); + if (ret) { + PMD_INIT_LOG(ERR, "Failure %d in enabling dpni %d device\n", + ret, priv->hw_id); + return ret; + } + + return 0; +} + +/** + * This routine disables all traffic on the adapter by issuing a + * global reset on the MAC. + */ +static void +dpaa2_dev_stop(struct rte_eth_dev *dev) +{ + struct dpaa2_dev_priv *priv = dev->data->dev_private; + struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw; + int ret; + + PMD_INIT_FUNC_TRACE(); + + ret = dpni_disable(dpni, CMD_PRI_LOW, priv->token); + if (ret) { + PMD_INIT_LOG(ERR, "Failure (ret %d) in disabling dpni %d dev\n", + ret, priv->hw_id); + return; + } +} + +static void +dpaa2_dev_close(struct rte_eth_dev *dev) +{ + struct dpaa2_dev_priv *priv = dev->data->dev_private; + struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw; + int ret; + + PMD_INIT_FUNC_TRACE(); + + /* Clean the device first */ + ret = dpni_reset(dpni, CMD_PRI_LOW, priv->token); + if (ret) { + PMD_INIT_LOG(ERR, "Failure cleaning dpni device with" + " error code %d\n", ret); + return; + } +} + +static struct eth_dev_ops dpaa2_ethdev_ops = { + .dev_configure = dpaa2_eth_dev_configure, + .dev_start = dpaa2_dev_start, + .dev_stop = dpaa2_dev_stop, + .dev_close = dpaa2_dev_close, +}; + int -dpaa2_dev_init(struct rte_eth_dev *eth_dev __rte_unused) +dpaa2_dev_init(struct rte_eth_dev *eth_dev) { + struct rte_device *dev = eth_dev->device; + struct rte_dpaa2_device *dpaa2_dev; + struct fsl_mc_io *dpni_dev; + struct dpaa2_dev_priv *priv = eth_dev->data->dev_private; + int ret, hw_id; + + PMD_INIT_FUNC_TRACE(); + + /* For secondary processes, the primary has done all the work */ + if (rte_eal_process_type() != RTE_PROC_PRIMARY) + return 0; + + dpaa2_dev = container_of(dev, struct rte_dpaa2_device, device); + + hw_id = dpaa2_dev->object_id; + + dpni_dev = (struct fsl_mc_io *)malloc(sizeof(struct fsl_mc_io)); + if (!dpni_dev) { + PMD_INIT_LOG(ERR, "malloc failed for dpni device\n"); + return -1; + } + + dpni_dev->regs = mcp_ptr_list[0]; + ret = dpni_open(dpni_dev, CMD_PRI_LOW, hw_id, &priv->token); + if (ret) { + PMD_INIT_LOG(ERR, "Failure in opening dpni@%d device with" + " error code %d\n", hw_id, ret); + return -1; + } + + /* Clean the device first */ + ret = dpni_reset(dpni_dev, CMD_PRI_LOW, priv->token); + if (ret) { + PMD_INIT_LOG(ERR, "Failure cleaning dpni@%d device with" + " error code %d\n", hw_id, ret); + return -1; + } + + priv->hw = dpni_dev; + priv->hw_id = hw_id; + eth_dev->dev_ops = &dpaa2_ethdev_ops; return 0; }