* [PATCH] drm/amdgpu: remove virt_init_data_exchange from poison consumption handler
@ 2024-04-17 19:54 Zhigang Luo
2024-04-17 21:14 ` Zhang, Hawking
0 siblings, 1 reply; 2+ messages in thread
From: Zhigang Luo @ 2024-04-17 19:54 UTC (permalink / raw)
To: amd-gfx; +Cc: Hawking.Zhang, Sashank.Saye, Jeffrey.Chan, Zhigang Luo
Host will initiate an FLR for all poison consumption.
Guest should wait for FLR message to re-init data exchange.
Signed-off-by: Zhigang Luo <Zhigang.Luo@amd.com>
---
drivers/gpu/drm/amd/amdgpu/mxgpu_nv.c | 2 --
1 file changed, 2 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/mxgpu_nv.c b/drivers/gpu/drm/amd/amdgpu/mxgpu_nv.c
index 89992c1c9a62..aba00d961627 100644
--- a/drivers/gpu/drm/amd/amdgpu/mxgpu_nv.c
+++ b/drivers/gpu/drm/amd/amdgpu/mxgpu_nv.c
@@ -446,8 +446,6 @@ static void xgpu_nv_ras_poison_handler(struct amdgpu_device *adev,
amdgpu_virt_fini_data_exchange(adev);
xgpu_nv_send_access_requests_with_param(adev,
IDH_RAS_POISON, block, 0, 0);
- if (block != AMDGPU_RAS_BLOCK__SDMA)
- amdgpu_virt_init_data_exchange(adev);
}
}
--
2.25.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
* RE: [PATCH] drm/amdgpu: remove virt_init_data_exchange from poison consumption handler
2024-04-17 19:54 [PATCH] drm/amdgpu: remove virt_init_data_exchange from poison consumption handler Zhigang Luo
@ 2024-04-17 21:14 ` Zhang, Hawking
0 siblings, 0 replies; 2+ messages in thread
From: Zhang, Hawking @ 2024-04-17 21:14 UTC (permalink / raw)
To: Luo, Zhigang, amd-gfx; +Cc: Saye, Sashank, Chan, Hing Pong
[AMD Official Use Only - General]
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Regards,
Hawking
-----Original Message-----
From: Luo, Zhigang <Zhigang.Luo@amd.com>
Sent: Wednesday, April 17, 2024 15:54
To: amd-gfx@lists.freedesktop.org
Cc: Zhang, Hawking <Hawking.Zhang@amd.com>; Saye, Sashank <Sashank.Saye@amd.com>; Chan, Hing Pong <Jeffrey.Chan@amd.com>; Luo, Zhigang <Zhigang.Luo@amd.com>
Subject: [PATCH] drm/amdgpu: remove virt_init_data_exchange from poison consumption handler
Host will initiate an FLR for all poison consumption.
Guest should wait for FLR message to re-init data exchange.
Signed-off-by: Zhigang Luo <Zhigang.Luo@amd.com>
---
drivers/gpu/drm/amd/amdgpu/mxgpu_nv.c | 2 --
1 file changed, 2 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/mxgpu_nv.c b/drivers/gpu/drm/amd/amdgpu/mxgpu_nv.c
index 89992c1c9a62..aba00d961627 100644
--- a/drivers/gpu/drm/amd/amdgpu/mxgpu_nv.c
+++ b/drivers/gpu/drm/amd/amdgpu/mxgpu_nv.c
@@ -446,8 +446,6 @@ static void xgpu_nv_ras_poison_handler(struct amdgpu_device *adev,
amdgpu_virt_fini_data_exchange(adev);
xgpu_nv_send_access_requests_with_param(adev,
IDH_RAS_POISON, block, 0, 0);
- if (block != AMDGPU_RAS_BLOCK__SDMA)
- amdgpu_virt_init_data_exchange(adev);
}
}
--
2.25.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
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