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(parent: dbcca4a) | patch
drm/amd/amdgpu: Add tracepoint for DMA page mapping (v4)
authorTom St Denis <[email protected]>
Mon, 31 Jul 2017 13:35:24 +0000 (09:35 -0400)
committerAlex Deucher <[email protected]>
Thu, 17 Aug 2017 19:45:59 +0000 (15:45 -0400)
commitaca817181273d9c765ef61ab7674e5c8a4b727ca
tree11c99408e06b4a84f55c26e4bfd54a4965473707tree | snapshot
parentdbcca4aab1b2e1983e5432cb2a1d4f5f1d8b4750commit | diff
drm/amd/amdgpu: Add tracepoint for DMA page mapping (v4)

This helps map DMA addresses back to physical addresses.

Signed-off-by: Tom St Denis <[email protected]>
Reviewed-by: Christian König <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
(v2):  Added tracepoints for USERPTR, SG mappings, and
     SWIOTBL mappings.  Reformatted trace call perform
     PCI decoding internal to the trace.

(v3):  Add unmap tracepoints as well

(v4):  Move traces into separate functions
drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h diff | blob | history
drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c diff | blob | history
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