drivers/gpu/drm/lima/lima_dump.h

   1 /* SPDX-License-Identifier: GPL-2.0 OR MIT */
   2 /* Copyright 2020 Qiang Yu <yuq825@gmail.com> */
   3
   4 #ifndef __LIMA_DUMP_H__
   5 #define __LIMA_DUMP_H__
   6
   7 #include <linux/types.h>
   8
   9 /**
  10  * dump file format for all the information to start a lima task
  11  *
  12  * top level format
  13  * | magic code "LIMA" | format version | num tasks | data size |
  14  * | reserved | reserved | reserved | reserved |
  15  * | task 1 ID | task 1 size | num chunks | reserved | task 1 data |
  16  * | task 2 ID | task 2 size | num chunks | reserved | task 2 data |
  17  * ...
  18  *
  19  * task data format
  20  * | chunk 1 ID | chunk 1 size | reserved | reserved | chunk 1 data |
  21  * | chunk 2 ID | chunk 2 size | reserved | reserved | chunk 2 data |
  22  * ...
  23  *
  24  */
  25
  26 #define LIMA_DUMP_MAJOR 1
  27 #define LIMA_DUMP_MINOR 0
  28
  29 #define LIMA_DUMP_MAGIC 0x414d494c
  30
  31 struct lima_dump_head {
  32         __u32 magic;
  33         __u16 version_major;
  34         __u16 version_minor;
  35         __u32 num_tasks;
  36         __u32 size;
  37         __u32 reserved[4];
  38 };
  39
  40 #define LIMA_DUMP_TASK_GP   0
  41 #define LIMA_DUMP_TASK_PP   1
  42 #define LIMA_DUMP_TASK_NUM  2
  43
  44 struct lima_dump_task {
  45         __u32 id;
  46         __u32 size;
  47         __u32 num_chunks;
  48         __u32 reserved;
  49 };
  50
  51 #define LIMA_DUMP_CHUNK_FRAME         0
  52 #define LIMA_DUMP_CHUNK_BUFFER        1
  53 #define LIMA_DUMP_CHUNK_PROCESS_NAME  2
  54 #define LIMA_DUMP_CHUNK_PROCESS_ID    3
  55 #define LIMA_DUMP_CHUNK_NUM           4
  56
  57 struct lima_dump_chunk {
  58         __u32 id;
  59         __u32 size;
  60         __u32 reserved[2];
  61 };
  62
  63 struct lima_dump_chunk_buffer {
  64         __u32 id;
  65         __u32 size;
  66         __u32 va;
  67         __u32 reserved;
  68 };
  69
  70 struct lima_dump_chunk_pid {
  71         __u32 id;
  72         __u32 size;
  73         __u32 pid;
  74         __u32 reserved;
  75 };
  76
  77 #endif