drm/amdgpu: wait on page directory changes. v2

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Pagetables can be moved and therefore the page directory update can be necessary
for the current cs even if none of the the bo's are moved. In that scenario
there is no fence between the sdma0 and gfx ring, so we add one.

v2 (chk): rebased

Signed-off-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>

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This commit is contained in:

Bas Nieuwenhuizen 2015-08-14 20:08:40 +02:00 • committed by Alex Deucher

parent b325a789c7

commit 05906dec7d

3 changed files with 11 additions and 0 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

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1

drivers/gpu/drm/amd/amdgpu/amdgpu.h

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4

drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c

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6

drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c

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