rg
*Cc:* Grodzovsky, Andrey ; Chen, Guchun
*Subject:* Re: [PATCH] drm/amdgpu: Fix an error message in rmmod
The hang you're seeing is the result of a command submission of an
UNMAP_QUEUES and QUERY_STATUS command to the HIQ. This is done using a
doorbell. KFD writes commands to the HIQ and rings
ent: Thursday, January 27, 2022 23:28
To: Yin, Tianci (Rico) ; Wang, Yang(Kevin)
; amd-gfx@lists.freedesktop.org
Cc: Grodzovsky, Andrey ; Chen, Guchun
Subject: Re: [PATCH] drm/amdgpu: Fix an error message in rmmod
The hang you're seeing is the result of a command submission of an
UNMAP_QU
*From:* Kuehling, Felix
*Sent:* Wednesday, January 26, 2022 23:08
*To:* Yin, Tianci (Rico) ; Wang, Yang(Kevin)
; amd-gfx@lists.freedesktop.org
*Cc:* Grodzovsky, Andrey ; Chen, Guchun
*Subject:* Re: [PATCH] drm/amdgpu: Fix an error message in rmmod
My question is, why is this problem only seen during m
: Grodzovsky, Andrey ; Chen, Guchun
Subject: Re: [PATCH] drm/amdgpu: Fix an error message in rmmod
My question is, why is this problem only seen during module unload? Why
aren't we seeing HWS hangs due to GFX_OFF all the time in normal
operations? For example when the GPU is idle and a new KFD p
lix
*Sent:* Tuesday, January 25, 2022 23:31
*To:* Wang, Yang(Kevin) ; Yin, Tianci (Rico)
; amd-gfx@lists.freedesktop.org
*Cc:* Grodzovsky, Andrey ; Chen, Guchun
*Subject:* Re: [PATCH] drm/amdgpu: Fix an error message in rmmod
I have no objection to the change. It restores the sequence tha
hanks again!
Rico
From: Kuehling, Felix
Sent: Tuesday, January 25, 2022 23:31
To: Wang, Yang(Kevin) ; Yin, Tianci (Rico)
; amd-gfx@lists.freedesktop.org
Cc: Grodzovsky, Andrey ; Chen, Guchun
Subject: Re: [PATCH] drm/amdgpu: Fix an error message in rmmod
I ha
M
*To:* amd-gfx@lists.freedesktop.org
*Cc:* Grodzovsky, Andrey ; Yin, Tianci
(Rico) ; Chen, Guchun
*Subject:* [PATCH] drm/amdgpu: Fix an error message in rmmod
From: "Tianci.Yin"
[why]
In rmmod procedure, kfd sends cp a dequeue request, but the
request does not get response, then an error
: Tuesday, January 25, 2022 6:03 PM
To: amd-gfx@lists.freedesktop.org
Cc: Grodzovsky, Andrey ; Yin, Tianci (Rico)
; Chen, Guchun
Subject: [PATCH] drm/amdgpu: Fix an error message in rmmod
From: "Tianci.Yin"
[why]
In rmmod procedure, kfd sends cp a dequeue request, but the
request do
From: "Tianci.Yin"
[why]
In rmmod procedure, kfd sends cp a dequeue request, but the
request does not get response, then an error message "cp
queue pipe 4 queue 0 preemption failed" printed.
[how]
Performing kfd suspending after disabling gfxoff can fix it.
Change-Id: I0453f28820542d4a5ab26e38f
