1*bade0340SKarol Wachowski // SPDX-License-Identifier: GPL-2.0-only 2*bade0340SKarol Wachowski /* 3*bade0340SKarol Wachowski * Copyright (C) 2020-2024 Intel Corporation 4*bade0340SKarol Wachowski */ 5*bade0340SKarol Wachowski 6*bade0340SKarol Wachowski #include <linux/devcoredump.h> 7*bade0340SKarol Wachowski #include <linux/firmware.h> 8*bade0340SKarol Wachowski 9*bade0340SKarol Wachowski #include "ivpu_coredump.h" 10*bade0340SKarol Wachowski #include "ivpu_fw.h" 11*bade0340SKarol Wachowski #include "ivpu_gem.h" 12*bade0340SKarol Wachowski #include "vpu_boot_api.h" 13*bade0340SKarol Wachowski 14*bade0340SKarol Wachowski #define CRASH_DUMP_HEADER "Intel NPU crash dump" 15*bade0340SKarol Wachowski #define CRASH_DUMP_HEADERS_SIZE SZ_4K 16*bade0340SKarol Wachowski 17*bade0340SKarol Wachowski void ivpu_dev_coredump(struct ivpu_device *vdev) 18*bade0340SKarol Wachowski { 19*bade0340SKarol Wachowski struct drm_print_iterator pi = {}; 20*bade0340SKarol Wachowski struct drm_printer p; 21*bade0340SKarol Wachowski size_t coredump_size; 22*bade0340SKarol Wachowski char *coredump; 23*bade0340SKarol Wachowski 24*bade0340SKarol Wachowski coredump_size = CRASH_DUMP_HEADERS_SIZE + FW_VERSION_HEADER_SIZE + 25*bade0340SKarol Wachowski ivpu_bo_size(vdev->fw->mem_log_crit) + ivpu_bo_size(vdev->fw->mem_log_verb); 26*bade0340SKarol Wachowski coredump = vmalloc(coredump_size); 27*bade0340SKarol Wachowski if (!coredump) 28*bade0340SKarol Wachowski return; 29*bade0340SKarol Wachowski 30*bade0340SKarol Wachowski pi.data = coredump; 31*bade0340SKarol Wachowski pi.remain = coredump_size; 32*bade0340SKarol Wachowski p = drm_coredump_printer(&pi); 33*bade0340SKarol Wachowski 34*bade0340SKarol Wachowski drm_printf(&p, "%s\n", CRASH_DUMP_HEADER); 35*bade0340SKarol Wachowski drm_printf(&p, "FW version: %s\n", vdev->fw->version); 36*bade0340SKarol Wachowski ivpu_fw_log_print(vdev, false, &p); 37*bade0340SKarol Wachowski 38*bade0340SKarol Wachowski dev_coredumpv(vdev->drm.dev, coredump, pi.offset, GFP_KERNEL); 39*bade0340SKarol Wachowski } 40