| /* SPDX-License-Identifier: MIT */ |
| /* |
| * Copyright © 2023 Intel Corporation |
| */ |
| |
| #ifndef _XE_DEVCOREDUMP_TYPES_H_ |
| #define _XE_DEVCOREDUMP_TYPES_H_ |
| |
| #include <linux/ktime.h> |
| #include <linux/mutex.h> |
| |
| #include "xe_hw_engine_types.h" |
| |
| struct xe_device; |
| |
| /** |
| * struct xe_devcoredump_snapshot - Crash snapshot |
| * |
| * This struct contains all the useful information quickly captured at the time |
| * of the crash. So, any subsequent reads of the coredump points to a data that |
| * shows the state of the GPU of when the issue has happened. |
| */ |
| struct xe_devcoredump_snapshot { |
| /** @snapshot_time: Time of this capture. */ |
| ktime_t snapshot_time; |
| /** @boot_time: Relative boot time so the uptime can be calculated. */ |
| ktime_t boot_time; |
| |
| /* GuC snapshots */ |
| /** @ct: GuC CT snapshot */ |
| struct xe_guc_ct_snapshot *ct; |
| /** @ge: Guc Engine snapshot */ |
| struct xe_guc_submit_exec_queue_snapshot *ge; |
| /** @hwe: HW Engine snapshot array */ |
| struct xe_hw_engine_snapshot *hwe[XE_NUM_HW_ENGINES]; |
| }; |
| |
| /** |
| * struct xe_devcoredump - Xe devcoredump main structure |
| * |
| * This struct represents the live and active dev_coredump node. |
| * It is created/populated at the time of a crash/error. Then it |
| * is read later when user access the device coredump data file |
| * for reading the information. |
| */ |
| struct xe_devcoredump { |
| /** @xe: Xe device. */ |
| struct xe_device *xe; |
| /** @captured: The snapshot of the first hang has already been taken. */ |
| bool captured; |
| /** @snapshot: Snapshot is captured at time of the first crash */ |
| struct xe_devcoredump_snapshot snapshot; |
| }; |
| |
| #endif |