From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id B4172A0561; Thu, 18 Mar 2021 07:35:13 +0100 (CET) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 5F794406B4; Thu, 18 Mar 2021 07:35:13 +0100 (CET) Received: from inva021.nxp.com (inva021.nxp.com [92.121.34.21]) by mails.dpdk.org (Postfix) with ESMTP id 2159540698 for ; Thu, 18 Mar 2021 07:35:12 +0100 (CET) Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id EE619201C90; Thu, 18 Mar 2021 07:35:11 +0100 (CET) Received: from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com [165.114.16.14]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 1B3A0201C91; Thu, 18 Mar 2021 07:35:10 +0100 (CET) Received: from bf-netperf1.ap.freescale.net (bf-netperf1.ap.freescale.net [10.232.133.63]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id 0793A402C1; Thu, 18 Mar 2021 07:35:07 +0100 (CET) From: Hemant Agrawal To: dev@dpdk.org Cc: Hemant Agrawal Date: Thu, 18 Mar 2021 12:04:18 +0530 Message-Id: <20210318063421.14895-3-hemant.agrawal@nxp.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210318063421.14895-1-hemant.agrawal@nxp.com> References: <20210318063421.14895-1-hemant.agrawal@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP Subject: [dpdk-dev] [PATCH 3/6] baseband/la12xx: add support for multiple modems X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 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" This patch add support for multiple modems by assigning a modem id as dev args in vdev creation. Signed-off-by: Hemant Agrawal --- drivers/baseband/la12xx/bbdev_la12xx.c | 62 +++++++++++++++++++--- drivers/baseband/la12xx/bbdev_la12xx.h | 56 +++++++++++++++++++ drivers/baseband/la12xx/bbdev_la12xx_ipc.h | 20 +++++++ 3 files changed, 132 insertions(+), 6 deletions(-) create mode 100644 drivers/baseband/la12xx/bbdev_la12xx.h create mode 100644 drivers/baseband/la12xx/bbdev_la12xx_ipc.h diff --git a/drivers/baseband/la12xx/bbdev_la12xx.c b/drivers/baseband/la12xx/bbdev_la12xx.c index b5a8f26ed..81793a993 100644 --- a/drivers/baseband/la12xx/bbdev_la12xx.c +++ b/drivers/baseband/la12xx/bbdev_la12xx.c @@ -14,6 +14,8 @@ #include #include +#include +#include #define DRIVER_NAME baseband_la12xx @@ -22,18 +24,18 @@ RTE_LOG_REGISTER(bbdev_la12xx_logtype, pmd.bb.la12xx, NOTICE); /* Initialisation params structure that can be used by LA12xx BBDEV driver */ struct bbdev_la12xx_params { uint8_t queues_num; /*< LA12xx BBDEV queues number */ + int8_t modem_id; /*< LA12xx modem instance id */ }; #define BBDEV_LA12XX_MAX_NB_QUEUES_ARG "max_nb_queues" +#define BBDEV_LA12XX_VDEV_MODEM_ID_ARG "modem" +#define LA12XX_MAX_MODEM 4 static const char * const bbdev_la12xx_valid_params[] = { BBDEV_LA12XX_MAX_NB_QUEUES_ARG, + BBDEV_LA12XX_VDEV_MODEM_ID_ARG, }; -/* private data structure */ -struct bbdev_la12xx_private { - unsigned int max_nb_queues; /**< Max number of queues */ -}; static inline int parse_u16_arg(const char *key, const char *value, void *extra_args) { @@ -52,6 +54,28 @@ parse_u16_arg(const char *key, const char *value, void *extra_args) return 0; } +/* Parse integer from integer argument */ +static int +parse_integer_arg(const char *key __rte_unused, + const char *value, void *extra_args) +{ + int i; + char *end; + + errno = 0; + + i = strtol(value, &end, 10); + if (*end != 0 || errno != 0 || i < 0 || i > LA12XX_MAX_MODEM) { + BBDEV_LA12XX_PMD_ERR("Supported Port IDS are 0 to %d", + LA12XX_MAX_MODEM - 1); + return -EINVAL; + } + + *((uint32_t *)extra_args) = i; + + return 0; +} + /* Parse parameters used to create device */ static int parse_bbdev_la12xx_params(struct bbdev_la12xx_params *params, @@ -73,6 +97,16 @@ parse_bbdev_la12xx_params(struct bbdev_la12xx_params *params, if (ret < 0) goto exit; + ret = rte_kvargs_process(kvlist, + bbdev_la12xx_valid_params[1], + &parse_integer_arg, + ¶ms->modem_id); + + if (params->modem_id >= LA12XX_MAX_MODEM) { + BBDEV_LA12XX_PMD_ERR("Invalid modem id, must be < %u", + LA12XX_MAX_MODEM); + goto exit; + } } exit: @@ -88,6 +122,7 @@ la12xx_bbdev_create(struct rte_vdev_device *vdev, { struct rte_bbdev *bbdev; const char *name = rte_vdev_device_name(vdev); + struct bbdev_la12xx_private *priv; PMD_INIT_FUNC_TRACE(); @@ -103,6 +138,20 @@ la12xx_bbdev_create(struct rte_vdev_device *vdev, return -ENOMEM; } + priv = bbdev->data->dev_private; + priv->modem_id = init_params->modem_id; + /* if modem id is not configured */ + if (priv->modem_id == -1) + priv->modem_id = bbdev->data->dev_id; + + /* Reset Global variables */ + priv->num_ldpc_enc_queues = 0; + priv->num_ldpc_dec_queues = 0; + priv->num_valid_queues = 0; + priv->max_nb_queues = init_params->queues_num; + + BBDEV_LA12XX_PMD_INFO("Setting Up %s: DevId=%d, ModemId=%d", + name, bbdev->data->dev_id, priv->modem_id); bbdev->dev_ops = NULL; bbdev->device = &vdev->device; bbdev->data->socket_id = 0; @@ -122,7 +171,7 @@ static int la12xx_bbdev_probe(struct rte_vdev_device *vdev) { struct bbdev_la12xx_params init_params = { - RTE_BBDEV_DEFAULT_MAX_NB_QUEUES + RTE_BBDEV_DEFAULT_MAX_NB_QUEUES, -1, }; const char *name; const char *input_args; @@ -174,5 +223,6 @@ static struct rte_vdev_driver bbdev_la12xx_pmd_drv = { RTE_PMD_REGISTER_VDEV(DRIVER_NAME, bbdev_la12xx_pmd_drv); RTE_PMD_REGISTER_PARAM_STRING(DRIVER_NAME, - BBDEV_LA12XX_MAX_NB_QUEUES_ARG"="); + BBDEV_LA12XX_MAX_NB_QUEUES_ARG"=" + BBDEV_LA12XX_VDEV_MODEM_ID_ARG "= "); RTE_PMD_REGISTER_ALIAS(DRIVER_NAME, bbdev_la12xx); diff --git a/drivers/baseband/la12xx/bbdev_la12xx.h b/drivers/baseband/la12xx/bbdev_la12xx.h new file mode 100644 index 000000000..522850233 --- /dev/null +++ b/drivers/baseband/la12xx/bbdev_la12xx.h @@ -0,0 +1,56 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright 2020-2021 NXP + */ + +#ifndef __BBDEV_LA12XX_H__ +#define __BBDEV_LA12XX_H__ + +#define BBDEV_IPC_ENC_OP_TYPE 1 +#define BBDEV_IPC_DEC_OP_TYPE 2 + +#define MAX_LDPC_ENC_FECA_QUEUES 4 +#define MAX_LDPC_DEC_FECA_QUEUES 4 + +#define MAX_CHANNEL_DEPTH 16 +/* private data structure */ +struct bbdev_la12xx_private { + void *ipc_priv; + uint8_t num_valid_queues; + uint8_t max_nb_queues; + uint8_t num_ldpc_enc_queues; + uint8_t num_ldpc_dec_queues; + int8_t modem_id; + struct bbdev_la12xx_q_priv *queues_priv[32]; +}; + +struct hugepage_info { + void *vaddr; + phys_addr_t paddr; + size_t len; +}; + +struct bbdev_la12xx_q_priv { + struct bbdev_la12xx_private *bbdev_priv; + uint32_t q_id; /**< Channel ID */ + uint32_t feca_blk_id; /** FECA block ID for processing */ + uint32_t feca_blk_id_be32; /**< FECA Block ID for this queue */ + uint8_t en_napi; /* 0: napi disabled, 1: napi enabled */ + uint16_t queue_size; /**< Queue depth */ + int32_t eventfd; /**< Event FD value */ + enum rte_bbdev_op_type op_type; /**< Operation type */ + uint32_t la12xx_core_id; + /* LA12xx core ID on which this will be scheduled */ + struct rte_mempool *mp; /**< Pool from where buffers would be cut */ + void *bbdev_op[MAX_CHANNEL_DEPTH]; + /**< Stores bbdev op for each index */ + void *msg_ch_vaddr[MAX_CHANNEL_DEPTH]; + /**< Stores msg channel addr for modem->host */ + uint32_t host_pi; /**< Producer_Index for HOST->MODEM */ + uint32_t host_ci; /**< Consumer Index for MODEM->HOST */ + host_ipc_params_t *host_params; /**< Host parameters */ +}; + +#define lower_32_bits(x) ((uint32_t)((uint64_t)x)) +#define upper_32_bits(x) ((uint32_t)(((uint64_t)(x) >> 16) >> 16)) + +#endif diff --git a/drivers/baseband/la12xx/bbdev_la12xx_ipc.h b/drivers/baseband/la12xx/bbdev_la12xx_ipc.h new file mode 100644 index 000000000..9aa556298 --- /dev/null +++ b/drivers/baseband/la12xx/bbdev_la12xx_ipc.h @@ -0,0 +1,20 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright 2020-2021 NXP + */ +#ifndef __BBDEV_LA12XX_IPC_H__ +#define __BBDEV_LA12XX_IPC_H__ + +/** No. of max channel per instance */ +#define IPC_MAX_DEPTH (16) + +/* This shared memory would be on the host side which have copy of some + * of the parameters which are also part of Shared BD ring. Read access + * of these parameters from the host side would not be over PCI. + */ +typedef struct host_ipc_params { + volatile uint32_t pi; + volatile uint32_t ci; + volatile uint32_t modem_ptr[IPC_MAX_DEPTH]; +} __rte_packed host_ipc_params_t; + +#endif -- 2.17.1