drm/amdgpu/gfx9: fix the doorbell missing when in CGPG issue.
authorYifan Zhang <yifan1.zhang@amd.com>
Thu, 10 Jun 2021 01:55:01 +0000 (09:55 +0800)
committerAlex Deucher <alexander.deucher@amd.com>
Wed, 16 Jun 2021 20:04:20 +0000 (16:04 -0400)
commit4cbbe34807938e6e494e535a68d5ff64edac3f20
treeb56dee5797d92875e77cf86df9f5ce261c0d8c3c
parent7de5c0d70c779454785dd2431707df5b841eaeaf
drm/amdgpu/gfx9: fix the doorbell missing when in CGPG issue.

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>
Cc: stable@vger.kernel.org
drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c