drm/msm: implement a2xx mmu

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A2XX has its own very simple MMU.

Added a msm_use_mmu() function because we can't rely on iommu_present to
decide to use MMU or not.

Signed-off-by: Jonathan Marek <jonathan@marek.ca>
Signed-off-by: Rob Clark <robdclark@gmail.com>

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This commit is contained in:

Jonathan Marek 2018-11-14 17:08:04 -05:00 • committed by Rob Clark

parent d1d9d0e172

commit c2052a4e5c

11 changed files with 242 additions and 20 deletions

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3

drivers/gpu/drm/msm/Makefile

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50

drivers/gpu/drm/msm/adreno/a2xx_gpu.c

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3

drivers/gpu/drm/msm/adreno/adreno_device.c

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3

drivers/gpu/drm/msm/adreno/adreno_gpu.c

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11

drivers/gpu/drm/msm/msm_drv.c

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8

drivers/gpu/drm/msm/msm_drv.h

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4

drivers/gpu/drm/msm/msm_gem.c

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23

drivers/gpu/drm/msm/msm_gem_vma.c

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27

drivers/gpu/drm/msm/msm_gpu.c

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123

drivers/gpu/drm/msm/msm_gpummu.c

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3

drivers/gpu/drm/msm/msm_mmu.h

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