drm/amdgpu/gfx9: fix the doorbell missing when in CGPG issue.

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If GC has entered CGPG, ringing doorbell > first page doesn't wakeup GC.
Enlarge CP_MEC_DOORBELL_RANGE_UPPER to workaround this issue.

Signed-off-by: Yifan Zhang <yifan1.zhang@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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Yifan Zhang 2021-06-10 09:55:01 +08:00 • committed by Alex Deucher

parent e18aaea733

commit 631003101c

1 changed files with 5 additions and 1 deletions

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drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c

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