f-stack/dpdk/drivers/common/cnxk/roc_platform.c

/* SPDX-License-Identifier: BSD-3-Clause
 * Copyright(C) 2021 Marvell.
 */

#include <rte_log.h>

#include "roc_api.h"

#define PLT_INIT_CB_MAX 8

static int plt_init_cb_num;
static roc_plt_init_cb_t plt_init_cbs[PLT_INIT_CB_MAX];

int
roc_plt_init_cb_register(roc_plt_init_cb_t cb)
{
	if (plt_init_cb_num >= PLT_INIT_CB_MAX)
		return -ERANGE;

	plt_init_cbs[plt_init_cb_num++] = cb;
	return 0;
}

uint16_t
roc_plt_control_lmt_id_get(void)
{
	uint32_t lcore_id = plt_lcore_id();
	if (lcore_id != LCORE_ID_ANY)
		return lcore_id << ROC_LMT_LINES_PER_CORE_LOG2;
	else
		/* Return Last LMT ID to be use in control path functionality */
		return ROC_NUM_LMT_LINES - 1;
}

uint16_t
roc_plt_lmt_validate(void)
{
	if (!roc_model_is_cn9k()) {
		/* Last LMT line is reserved for control specific operation and can be
		 * use from any EAL or non EAL cores.
		 */
		if ((RTE_MAX_LCORE << ROC_LMT_LINES_PER_CORE_LOG2) >
		    (ROC_NUM_LMT_LINES - 1))
			return 0;
	}
	return 1;
}

int
roc_plt_init(void)
{
	const struct rte_memzone *mz;
	int i, rc;

	mz = rte_memzone_lookup(PLT_MODEL_MZ_NAME);
	if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
		if (mz == NULL) {
			mz = rte_memzone_reserve(PLT_MODEL_MZ_NAME,
						 sizeof(struct roc_model),
						 SOCKET_ID_ANY, 0);
			if (mz == NULL) {
				plt_err("Failed to reserve mem for roc_model");
				return -ENOMEM;
			}
			if (roc_model_init(mz->addr)) {
				plt_err("Failed to init roc_model");
				rte_memzone_free(mz);
				return -EINVAL;
			}
		}
	} else {
		if (mz == NULL) {
			plt_err("Failed to lookup mem for roc_model");
			return -ENOMEM;
		}
		roc_model = mz->addr;
	}

	for (i = 0; i < plt_init_cb_num; i++) {
		rc = (*plt_init_cbs[i])();
		if (rc)
			return rc;
	}

	return 0;
}

RTE_LOG_REGISTER_SUFFIX(cnxk_logtype_base, base, INFO);
RTE_LOG_REGISTER_SUFFIX(cnxk_logtype_mbox, mbox, NOTICE);
RTE_LOG_REGISTER_SUFFIX(cnxk_logtype_cpt, crypto, NOTICE);
RTE_LOG_REGISTER_SUFFIX(cnxk_logtype_ml, ml, NOTICE);
RTE_LOG_REGISTER_SUFFIX(cnxk_logtype_npa, mempool, NOTICE);
RTE_LOG_REGISTER_SUFFIX(cnxk_logtype_nix, nix, NOTICE);
RTE_LOG_REGISTER_SUFFIX(cnxk_logtype_npc, flow, NOTICE);
RTE_LOG_REGISTER_SUFFIX(cnxk_logtype_sso, event, NOTICE);
RTE_LOG_REGISTER_SUFFIX(cnxk_logtype_tim, timer, NOTICE);
RTE_LOG_REGISTER_SUFFIX(cnxk_logtype_tm, tm, NOTICE);
RTE_LOG_REGISTER_SUFFIX(cnxk_logtype_dpi, dpi, NOTICE);
RTE_LOG_REGISTER_SUFFIX(cnxk_logtype_ree, ree, NOTICE);