/* * SPDX-FileCopyrightText: Copyright (c) 2018-2020 NVIDIA CORPORATION & AFFILIATES. All rights reserved. * SPDX-License-Identifier: MIT * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER * DEALINGS IN THE SOFTWARE. */ #ifndef _INTR_NVSWITCH_H_ #define _INTR_NVSWITCH_H_ #include "error_nvswitch.h" // // Wrapper to track interrupt servicing // #define NVSWITCH_UNHANDLED_INIT(val) (unhandled = (val)) #define NVSWITCH_HANDLED(mask) (unhandled &= ~(mask)) #define NVSWITCH_UNHANDLED_CHECK(_device, _unhandled) \ do \ { \ if (_unhandled) \ { \ NVSWITCH_PRINT(_device, ERROR, \ "%s:%d unhandled interrupt! %x\n", \ __FUNCTION__, __LINE__, _unhandled); \ NVSWITCH_PRINT_SXID(_device, \ NVSWITCH_ERR_HW_HOST_UNHANDLED_INTERRUPT, \ "Fatal, unhandled interrupt\n"); \ NVSWITCH_LOG_FATAL_DATA(_device, _HW, \ _HW_HOST_UNHANDLED_INTERRUPT, 0, 0, NV_FALSE, &_unhandled);\ } \ } while(0) // // Wrappers for basic leaf interrupt handling // #define NVSWITCH_PENDING(_bit) ((bit = (_bit)) && (pending & (_bit))) #define NVSWITCH_FIRST() (bit & report.raw_first) ? " (First)" : "" // // Report/log error interrupt helper. // // // Print an intermediate point (non-leaf) in the interrupt tree. // #define NVSWITCH_REPORT_TREE(_logenum) \ do \ { \ NVSWITCH_PRINT(device, ERROR, "Intermediate, Link %02d \n", link); \ } while(0) // Log correctable errors #define NVSWITCH_REPORT_CORRECTABLE(_logenum, _str) \ do \ { \ NVSWITCH_PRINT_SXID(device, NVSWITCH_ERR ## _logenum, \ "Correctable, Link %02d %s%s\n", link, _str, NVSWITCH_FIRST()); \ NVSWITCH_LOG_NONFATAL_DATA(device, _HW, _logenum, \ link, 0, NV_TRUE, &report); \ if (nvswitch_lib_notify_client_events(device, \ NVSWITCH_DEVICE_EVENT_NONFATAL) != NVL_SUCCESS) \ { \ NVSWITCH_PRINT(device, ERROR, "%s: Failed to notify event\n", \ __FUNCTION__); \ } \ } while(0) // Log uncorrectable error that is not fatal to the fabric #define NVSWITCH_REPORT_NONFATAL(_logenum, _str) \ do \ { \ NVSWITCH_PRINT_SXID(device, NVSWITCH_ERR ## _logenum, \ "Non-fatal, Link %02d %s%s\n", link, _str, NVSWITCH_FIRST()); \ NVSWITCH_LOG_NONFATAL_DATA(device, _HW, _logenum, \ link, 0, NV_FALSE, &report, _str); \ if (nvswitch_lib_notify_client_events(device, \ NVSWITCH_DEVICE_EVENT_NONFATAL) != NVL_SUCCESS) \ { \ NVSWITCH_PRINT(device, ERROR, "%s: Failed to notify event\n", \ __FUNCTION__); \ } \ } while(0) // Log uncorrectable error that is fatal to the fabric #define NVSWITCH_REPORT_FATAL(_logenum, _str, device_fatal) \ do \ { \ NVSWITCH_PRINT_SXID(device, NVSWITCH_ERR ## _logenum, \ "Fatal, Link %02d %s%s\n", link, _str, NVSWITCH_FIRST()); \ NVSWITCH_LOG_FATAL_DATA(device, _HW, _logenum, \ link, 0, NV_FALSE, &report, _str); \ nvswitch_set_fatal_error(device, device_fatal, link); \ if (nvswitch_lib_notify_client_events(device, \ NVSWITCH_DEVICE_EVENT_FATAL) != NVL_SUCCESS) \ { \ NVSWITCH_PRINT(device, ERROR, "%s: Failed to notify event\n",\ __FUNCTION__); \ } \ } while(0) #define NVSWITCH_REPORT_PRI_ERROR_NONFATAL(_logenum, _str, instance, chiplet, err_data) \ do \ { \ NVSWITCH_PRINT_SXID(device, NVSWITCH_ERR ## _logenum, \ "Non-fatal, %s, instance=%d, chiplet=%d\n", _str, instance, chiplet); \ NVSWITCH_LOG_NONFATAL_DATA(device, _HW, _logenum, \ instance, chiplet, NV_FALSE, &err_data, _str); \ if (nvswitch_lib_notify_client_events(device, \ NVSWITCH_DEVICE_EVENT_NONFATAL) != NVL_SUCCESS) \ { \ NVSWITCH_PRINT(device, ERROR, "%s: Failed to notify event\n", \ __FUNCTION__); \ } \ } while(0) #define NVSWITCH_REPORT_PRI_ERROR_FATAL(_logenum, _str, device_fatal, instance, chiplet, err_data) \ do \ { \ NVSWITCH_PRINT_SXID(device, NVSWITCH_ERR ## _logenum, \ "Fatal, %s, instance=%d, chiplet=%d\n", _str, instance, chiplet); \ NVSWITCH_LOG_FATAL_DATA(device, _HW, _logenum, \ instance, chiplet, NV_FALSE, &err_data, _str); \ nvswitch_set_fatal_error(device, device_fatal, 0); \ if (nvswitch_lib_notify_client_events(device, \ NVSWITCH_DEVICE_EVENT_FATAL) != NVL_SUCCESS) \ { \ NVSWITCH_PRINT(device, ERROR, "%s: Failed to notify event\n", \ __FUNCTION__); \ } \ } while(0) /* * Automatically determine if error is fatal to the fabric based on * if it is contained and will lock the port. */ #define NVSWITCH_REPORT_CONTAIN(_logenum, _str, device_fatal) \ do \ { \ if (bit & contain) \ { \ NVSWITCH_REPORT_FATAL(_logenum, _str, device_fatal); \ } \ else \ { \ NVSWITCH_REPORT_NONFATAL(_logenum, _str); \ } \ } while (0) /* * REPORT_*_DATA macros - optionally log data record for additional HW state. This * is typically a captured packet, but there are a few other cases. * * Most interrupt controllers only latch additional data for errors tagged as first. * For those cases use _FIRST to only log the data record when it is accurate. If * two errors are detected in the same cycle, they will both be set in first. */ #define NVSWITCH_REPORT_DATA(_logenum, _data) \ NVSWITCH_LOG_NONFATAL_DATA(device, _HW, _logenum, link, 0, NV_TRUE, &_data) #define NVSWITCH_REPORT_DATA_FIRST(_logenum, _data) \ do \ { \ if (report.raw_first & bit) \ { \ NVSWITCH_REPORT_DATA(_logenum, _data); \ } \ } while(0) #define NVSWITCH_REPORT_CONTAIN_DATA(_logenum, _data) \ do \ { \ if (bit & contain) \ { \ NVSWITCH_LOG_FATAL_DATA(device, _HW, _logenum, link, \ 0, NV_FALSE, &_data); \ } \ else \ { \ NVSWITCH_LOG_NONFATAL_DATA(device, _HW, _logenum, link, \ 0, NV_FALSE, &data); \ } \ } while(0) #define NVSWITCH_REPORT_CONTAIN_DATA_FIRST(_logenum, _data) \ do \ { \ if (bit & report.raw_first) \ { \ NVSWITCH_REPORT_CONTAIN_DATA(_logenum, _data); \ } \ } while(0) #endif //_INTR_NVSWITCH_H_