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drm/msm/gpu: Add the buffer objects from the submit to the crash dump

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For hangs, dump copy out the contents of the buffer objects attached to the
guilty submission and print them in the crash dump report.

Signed-off-by: Jordan Crouse <jcrouse@codeaurora.org>
Signed-off-by: Rob Clark <robdclark@gmail.com>
This commit is contained in:
Jordan Crouse
2018-07-24 10:33:31 -06:00
committed by Rob Clark
parent 50f8d21863
commit cdb95931de
4 changed files with 116 additions and 13 deletions
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14
Documentation/gpu/msm-crash-dump.rst
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@ -66,6 +66,20 @@ ringbuffer
The contents of the ring encoded as ascii85. Only the used
portions of the ring will be printed.
bo
List of buffers from the hanging submission if available.
Each buffer object will have a uinque iova.
iova
GPU address of the buffer object.
size
Allocated size of the buffer object.
data
The contents of the buffer object encoded with ascii85. Only
Trailing zeros at the end of the buffer will be skipped.
registers
Set of registers values. Each entry is on its own line enclosed
by brackets { }.