[AMD Official Use Only]
Reviewed-by: Hawking Zhang <Hawking.Zhang@xxxxxxx>
Regards,
Hawking
-----Original Message-----
From: Zhou1, Tao <Tao.Zhou1@xxxxxxx>
Sent: Wednesday, December 8, 2021 14:20
To: amd-gfx@xxxxxxxxxxxxxxxxxxxxx; Zhang, Hawking <Hawking.Zhang@xxxxxxx>; Ziya, Mohammad zafar <Mohammadzafar.Ziya@xxxxxxx>
Cc: Zhou1, Tao <Tao.Zhou1@xxxxxxx>
Subject: [PATCH] drm/amdgpu: enable RAS poison flag when GPU is connected to CPU
The RAS poison mode is enabled by default on the platform.
Signed-off-by: Tao Zhou <tao.zhou1@xxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
index a95d200adff9..0003f2c64da8 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
@@ -2372,7 +2372,11 @@ int amdgpu_ras_init(struct amdgpu_device *adev)
}
/* Init poison supported flag, the default value is false */
- if (adev->df.funcs &&
+ if (adev->gmc.xgmi.connected_to_cpu) {
+ /* enabled by default when GPU is connected to CPU */
+ con->poison_supported = true;
+ }
+ else if (adev->df.funcs &&
adev->df.funcs->query_ras_poison_mode &&
adev->umc.ras_funcs &&
adev->umc.ras_funcs->query_ras_poison_mode) {
--
2.17.1
