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drm/msm: devcoredump iommu fault support
authorRob Clark <robdclark@chromium.org>
Thu, 10 Jun 2021 21:44:13 +0000 (14:44 -0700)
committerRob Clark <robdclark@chromium.org>
Wed, 23 Jun 2021 14:33:55 +0000 (07:33 -0700)
commite25e92e08e32c6bf63a968929d232f13dcf9938c
treefbe3898e124d71c6d4e5351cfd490a2e96b550b8tree
parentba6014a4e480c3c2b169438c47273a113c35ba4ecommit | diff
drm/msm: devcoredump iommu fault support

Wire up support to stall the SMMU on iova fault, and collect a devcore-
dump snapshot for easier debugging of faults.

Currently this is a6xx-only, but mostly only because so far it is the
only one using adreno-smmu-priv.

Signed-off-by: Rob Clark <robdclark@chromium.org>
Acked-by: Jordan Crouse <jordan@cosmicpenguin.net>
Link: https://lore.kernel.org/r/20210610214431.539029-6-robdclark@gmail.com
Signed-off-by: Rob Clark <robdclark@chromium.org>
drivers/gpu/drm/msm/adreno/a5xx_gpu.c diff | blob | history
drivers/gpu/drm/msm/adreno/a6xx_gpu.c diff | blob | history
drivers/gpu/drm/msm/adreno/a6xx_gpu_state.c diff | blob | history
drivers/gpu/drm/msm/adreno/adreno_gpu.c diff | blob | history
drivers/gpu/drm/msm/msm_gem.h diff | blob | history
drivers/gpu/drm/msm/msm_gem_submit.c diff | blob | history
drivers/gpu/drm/msm/msm_gpu.c diff | blob | history
drivers/gpu/drm/msm/msm_gpu.h diff | blob | history
drivers/gpu/drm/msm/msm_gpummu.c diff | blob | history
drivers/gpu/drm/msm/msm_iommu.c diff | blob | history
drivers/gpu/drm/msm/msm_mmu.h diff | blob | history
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