-gfx list
Subject: RE: [PATCH] drm/amdgpu: restrict debugfs register access under SR-IOV
Hi Yintian
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
index c0f9a651dc06..4f9780aabf5a 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
+++ b
al Message-
From: amd-gfx On Behalf Of Tao, Yintian
Sent: Thursday, April 9, 2020 11:23 PM
To: Alex Deucher
Cc: Deucher, Alexander ; Koenig, Christian
; amd-gfx list
Subject: RE: [PATCH] drm/amdgpu: restrict debugfs register access under SR-IOV
Hi Alex
Many thanks for your review.
Hi Alex
Many thanks for your review.
-Original Message-
From: Alex Deucher
Sent: 2020年4月9日 23:21
To: Tao, Yintian
Cc: Koenig, Christian ; Deucher, Alexander
; amd-gfx list
Subject: Re: [PATCH] drm/amdgpu: restrict debugfs register access under SR-IOV
On Thu, Apr 9, 2020 at 10:54
On Thu, Apr 9, 2020 at 10:54 AM Yintian Tao wrote:
>
> Under bare metal, there is no more else to take
> care of the GPU register access through MMIO.
> Under Virtualization, to access GPU register is
> implemented through KIQ during run-time due to
> world-switch.
>
> Therefore, under SR-IOV user
Subject: Re: [PATCH] drm/amdgpu: restrict debugfs register access under SR-IOV
Am 09.04.20 um 08:01 schrieb Yintian Tao:
> Under bare metal, there is no more else to take care of the GPU
> register access through MMIO.
> Under Virtualization, to access GPU register is implemented through
>
Am 09.04.20 um 08:01 schrieb Yintian Tao:
Under bare metal, there is no more else to take
care of the GPU register access through MMIO.
Under Virtualization, to access GPU register is
implemented through KIQ during run-time due to
world-switch.
Therefore, under SR-IOV user can only access
debugf