Re: [PATCH AUTOSEL 5.13 113/189] drm/amdgpu/gfx9: fix the doorbell missing when in CGPG issue.

From: Sasha Levin
Date: Wed Jul 07 2021 - 06:46:39 EST


On Tue, Jul 06, 2021 at 07:09:37PM -0400, Felix Kuehling wrote:
Am 2021-07-06 um 5:44 p.m. schrieb Alex Deucher:
On Tue, Jul 6, 2021 at 7:16 AM Sasha Levin <sashal@xxxxxxxxxx> wrote:
From: Yifan Zhang <yifan1.zhang@xxxxxxx>

[ Upstream commit 631003101c516ea29a74aee59666708857b9a805 ]

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@xxxxxxx>
Reviewed-by: Felix Kuehling <Felix.Kuehling@xxxxxxx>
Reviewed-by: Alex Deucher <alexander.deucher@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
This should be dropped. It was already reverted.

Patch 146 of this series is the corresponding revert.

I'll drop both, thanks!

--
Thanks,
Sasha