diff options
Diffstat (limited to 'drivers/gpu/drm/xe/xe_devcoredump_types.h')
-rw-r--r-- | drivers/gpu/drm/xe/xe_devcoredump_types.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/drivers/gpu/drm/xe/xe_devcoredump_types.h b/drivers/gpu/drm/xe/xe_devcoredump_types.h new file mode 100644 index 0000000000..7fdad9c3d3 --- /dev/null +++ b/drivers/gpu/drm/xe/xe_devcoredump_types.h @@ -0,0 +1,55 @@ +/* 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 |