qca-nss-drv/nss_ppe_vp_log.c

/*
 **************************************************************************
 * Copyright (c) 2020-2021, The Linux Foundation. All rights reserved.
 *
 * Permission to use, copy, modify, and/or distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 **************************************************************************
 */

/*
 * nss_ppe_vp_log.c
 *	NSS PPE logger file.
 */

#include "nss_core.h"
#include "nss_ppe_vp.h"

/*
 * nss_ppe_vp_log_error_response_types_str
 *	Strings for error types for PPE-VP messages
 */
static int8_t *nss_ppe_vp_log_error_response_types_str[NSS_PPE_VP_MSG_ERROR_TYPE_MAX] __maybe_unused = {
	"PPE VP Unknown message type",
	"PPE VP Invalid dynamic interface type",
};

/*
 * nss_ppe_vp_log_destroy_notify_msg()
 *	Log NSS PPE VP destroy notification message.
 */
static void nss_ppe_vp_log_destroy_notify_msg(struct nss_ppe_vp_msg *npvm)
{
	struct nss_ppe_vp_destroy_notify_msg *npdnm __maybe_unused = &npvm->msg.destroy_notify;

	nss_trace("%px: NSS PPE VP destroy notification message:\n"
			"VP number: %u\n",
			npdnm, npdnm->ppe_port_num);
}

/*
 * nss_ppe_vp_log_verbose()
 *	Log message contents.
 */
static void nss_ppe_vp_log_verbose(struct nss_ppe_vp_msg *npvm)
{
	switch (npvm->cm.type) {

	case NSS_IF_PPE_PORT_CREATE:
		nss_info("%px: PPE interface create message type:%d\n", npvm, npvm->cm.type);
		break;

	case NSS_IF_PPE_PORT_DESTROY:
		nss_info("%px: PPE interface destroy message type:%d\n", npvm, npvm->cm.type);
		break;

	case NSS_IF_VSI_ASSIGN:
		nss_info("%px: PPE interface VSI assign message type:%d\n", npvm, npvm->cm.type);
		break;

	case NSS_IF_VSI_UNASSIGN:
		nss_info("%px: PPE interface VSI unassign message type:%d\n", npvm, npvm->cm.type);
		break;

	case NSS_PPE_VP_MSG_DESTROY_NOTIFY:
		nss_ppe_vp_log_destroy_notify_msg(npvm);
		break;

	case NSS_PPE_VP_MSG_SYNC_STATS:
		/*
		 * No log for valid stats message.
		 */
		break;

	default:
		nss_warning("%px: Invalid message type\n", npvm);
		break;
	}
}

/*
 * nss_ppe_vp_log_tx_msg()
 *	Log messages transmitted to FW.
 */
void nss_ppe_vp_log_tx_msg(struct nss_ppe_vp_msg *npvm)
{

	if (!((npvm->cm.type == NSS_IF_PPE_PORT_CREATE) || (npvm->cm.type == NSS_IF_PPE_PORT_DESTROY))) {
		nss_warning("%px: Invalid message type\n", npvm);
		return;
	}

	nss_info("%px: type:%d\n", npvm, npvm->cm.type);
	nss_ppe_vp_log_verbose(npvm);
}

/*
 * nss_ppe_vp_log_rx_msg()
 *	Log messages received from FW.
 */
void nss_ppe_vp_log_rx_msg(struct nss_ppe_vp_msg *npvm)
{
	if (npvm->cm.response >= NSS_CMN_RESPONSE_LAST) {
		nss_warning("%px: Invalid response\n", npvm);
		return;
	}

	if (npvm->cm.response == NSS_CMN_RESPONSE_NOTIFY || (npvm->cm.response == NSS_CMN_RESPONSE_ACK)) {
		nss_info("%px: type: %d, response[%d]: %s\n", npvm, npvm->cm.type,
			npvm->cm.response, nss_cmn_response_str[npvm->cm.response]);
		goto verbose;
	}

	if (npvm->cm.error >= NSS_PPE_VP_MSG_ERROR_TYPE_MAX) {
		nss_warning("%px: msg failure - type: %d, response[%d]: %s, error[%d]:Invalid error\n",
			npvm, npvm->cm.type, npvm->cm.response, nss_cmn_response_str[npvm->cm.response],
			npvm->cm.error);
		goto verbose;
	}

	nss_info("%px: msg nack - type: %d, response[%d]: %s, error[%d]: %s\n",
		npvm, npvm->cm.type, npvm->cm.response, nss_cmn_response_str[npvm->cm.response],
		npvm->cm.error, nss_ppe_vp_log_error_response_types_str[npvm->cm.error]);

verbose:
	nss_ppe_vp_log_verbose(npvm);
}