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