[Freedreno] [PATCH v2 0/4] Add devcoredump support for DPU

[Abhinav Kumar]

This series adds support to use devcoredump for DPU driver. It introduces
the dpu_dbg module which assists in the capturing of register dumps during
error scenarios. When a display related error happens, the dpu_dbg module
captures all the relevant register dumps along with the snapshot of the drm
atomic state and triggers a devcoredump.

changes in v2:
 - Fix kbot errors
 - Rename drm_atomic_print_state function and add kernel doc for it
 - Fix multiple dsi registration issue with dpu_dbg

Abhinav Kumar (4):
  drm: allow drm_atomic_print_state() to accept any drm_printer
  drm/msm/dpu: add support to dump dpu registers
  drm/msm: register the base address with dpu_dbg module
  drm/msm/dpu: add dpu_dbg points across dpu driver

 drivers/gpu/drm/drm_atomic.c                  |  29 +-
 drivers/gpu/drm/drm_atomic_uapi.c             |   4 +-
 drivers/gpu/drm/drm_crtc_internal.h           |   4 +-
 drivers/gpu/drm/msm/Makefile                  |   2 +
 drivers/gpu/drm/msm/disp/dpu1/dpu_dbg.c       | 316 ++++++++++++++++++
 drivers/gpu/drm/msm/disp/dpu1/dpu_dbg.h       | 273 +++++++++++++++
 drivers/gpu/drm/msm/disp/dpu1/dpu_dbg_util.c  | 314 +++++++++++++++++
 drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c   |  12 +-
 .../drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c  |   5 +-
 .../drm/msm/disp/dpu1/dpu_encoder_phys_vid.c  |   5 +-
 .../gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h    |   4 +-
 drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c    |   6 +-
 drivers/gpu/drm/msm/disp/dpu1/dpu_hw_dspp.c   |   7 +-
 drivers/gpu/drm/msm/disp/dpu1/dpu_hw_intf.c   |   5 +-
 .../gpu/drm/msm/disp/dpu1/dpu_hw_pingpong.c   |   6 +-
 drivers/gpu/drm/msm/disp/dpu1/dpu_hw_sspp.c   |   8 +-
 drivers/gpu/drm/msm/disp/dpu1/dpu_hw_top.c    |   7 +-
 drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c       |  12 +-
 drivers/gpu/drm/msm/disp/dpu1/dpu_kms.h       |   4 +-
 drivers/gpu/drm/msm/dp/dp_catalog.c           |  12 +
 drivers/gpu/drm/msm/dp/dp_catalog.h           |   4 +
 drivers/gpu/drm/msm/dp/dp_display.c           |   2 +
 drivers/gpu/drm/msm/dsi/dsi.c                 |   1 +
 drivers/gpu/drm/msm/dsi/dsi.h                 |   1 +
 drivers/gpu/drm/msm/dsi/dsi_host.c            |  15 +-
 drivers/gpu/drm/msm/msm_drv.c                 |  30 +-
 drivers/gpu/drm/msm/msm_drv.h                 |   3 +-
 .../gpu/drm/selftests/test-drm_framebuffer.c  |   1 +
 28 files changed, 1066 insertions(+), 26 deletions(-)
 create mode 100644 drivers/gpu/drm/msm/disp/dpu1/dpu_dbg.c
 create mode 100644 drivers/gpu/drm/msm/disp/dpu1/dpu_dbg.h
 create mode 100644 drivers/gpu/drm/msm/disp/dpu1/dpu_dbg_util.c

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