From 66c64eb24db7cb6c62de7b3afdee5f00ca325326 Mon Sep 17 00:00:00 2001 From: Hemant Agrawal Date: Wed, 24 Feb 2021 18:12:57 +0530 Subject: [PATCH] net/dpaa2: support configuring dpdmux max Rx frame length This patch introduce a new PMD API, which can help the applications to configure the max frame length for a given dpdmux interface Signed-off-by: Hemant Agrawal Acked-by: Hemant Agrawal --- drivers/net/dpaa2/dpaa2_mux.c | 28 +++++++++++++++++++++++++++- drivers/net/dpaa2/rte_pmd_dpaa2.h | 18 +++++++++++++++++- drivers/net/dpaa2/version.map | 3 +++ 3 files changed, 47 insertions(+), 2 deletions(-) diff --git a/drivers/net/dpaa2/dpaa2_mux.c b/drivers/net/dpaa2/dpaa2_mux.c index f8366e839e..b397d333d6 100644 --- a/drivers/net/dpaa2/dpaa2_mux.c +++ b/drivers/net/dpaa2/dpaa2_mux.c @@ -1,5 +1,5 @@ /* SPDX-License-Identifier: BSD-3-Clause - * Copyright 2018-2020 NXP + * Copyright 2018-2021 NXP */ #include @@ -205,6 +205,32 @@ creation_error: return NULL; } +int +rte_pmd_dpaa2_mux_rx_frame_len(uint32_t dpdmux_id, uint16_t max_rx_frame_len) +{ + struct dpaa2_dpdmux_dev *dpdmux_dev; + int ret; + + /* Find the DPDMUX from dpdmux_id in our list */ + dpdmux_dev = get_dpdmux_from_id(dpdmux_id); + if (!dpdmux_dev) { + DPAA2_PMD_ERR("Invalid dpdmux_id: %d", dpdmux_id); + return -1; + } + + ret = dpdmux_set_max_frame_length(&dpdmux_dev->dpdmux, + CMD_PRI_LOW, dpdmux_dev->token, max_rx_frame_len); + if (ret) { + DPAA2_PMD_ERR("DPDMUX:Unable to set mtu. check config %d", ret); + return ret; + } + + DPAA2_PMD_INFO("dpdmux mtu set as %u", + DPAA2_MAX_RX_PKT_LEN - RTE_ETHER_CRC_LEN); + + return ret; +} + static int dpaa2_create_dpdmux_device(int vdev_fd __rte_unused, struct vfio_device_info *obj_info __rte_unused, diff --git a/drivers/net/dpaa2/rte_pmd_dpaa2.h b/drivers/net/dpaa2/rte_pmd_dpaa2.h index ec8df75af9..7204a8f951 100644 --- a/drivers/net/dpaa2/rte_pmd_dpaa2.h +++ b/drivers/net/dpaa2/rte_pmd_dpaa2.h @@ -1,5 +1,5 @@ /* SPDX-License-Identifier: BSD-3-Clause - * Copyright 2018-2020 NXP + * Copyright 2018-2021 NXP */ #ifndef _RTE_PMD_DPAA2_H @@ -40,6 +40,22 @@ rte_pmd_dpaa2_mux_flow_create(uint32_t dpdmux_id, struct rte_flow_item *pattern[], struct rte_flow_action *actions[]); +/** + * @warning + * @b EXPERIMENTAL: this API may change, or be removed, without prior notice + * + * demultiplex interface max rx frame length configure + * + * @param dpdmux_id + * ID of the DPDMUX MC object. + * @param max_rx_frame_len + * maximum receive frame length (will be checked to be minimux of all dpnis) + * + */ +__rte_experimental +int +rte_pmd_dpaa2_mux_rx_frame_len(uint32_t dpdmux_id, uint16_t max_rx_frame_len); + /** * @warning * @b EXPERIMENTAL: this API may change, or be removed, without prior notice diff --git a/drivers/net/dpaa2/version.map b/drivers/net/dpaa2/version.map index 72d1b2b1c8..b50da13bcb 100644 --- a/drivers/net/dpaa2/version.map +++ b/drivers/net/dpaa2/version.map @@ -3,6 +3,9 @@ EXPERIMENTAL { rte_pmd_dpaa2_mux_flow_create; rte_pmd_dpaa2_set_custom_hash; + + # added in 21.05 + rte_pmd_dpaa2_mux_rx_frame_len; }; INTERNAL { -- 2.20.1