drm/amdgpu/sdma3: set wptr shadow atomically

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Port it from sdma4 for wptr polling usage.

Signed-off-by: Xiangliang.Yu <Xiangliang.Yu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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Xiangliang.Yu 2017-09-13 10:58:19 +08:00 • committed by Alex Deucher

parent e33dac39bc

commit 3e4b0bd960

1 changed files with 3 additions and 1 deletions

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drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c

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