Am 31.05.21 um 17:51 schrieb Eric Huang:
With XGMI connection flushing HDP on PCIe is unnecessary,
it is also to optimize memory allocation latency.
Well that's closer to what I had in mind, but not 100% correct.
See the code in amdgpu_ib_schedule() as well:
#ifdef CONFIG_X86_64
if (
With XGMI connection flushing HDP on PCIe is unnecessary,
it is also to optimize memory allocation latency.
Signed-off-by: Eric Huang
---
drivers/gpu/drm/amd/amdgpu/amdgpu_hdp.h | 1 +
drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c | 1 +
drivers/gpu/drm/amd/amdgpu/hdp_v4_0.c | 3 +++
3 files changed
Am 26.05.21 um 15:55 schrieb Felix Kuehling:
Am 2021-05-25 um 1:56 p.m. schrieb Eric Huang:
With XGMI connection flushing HDP on PCIe is unnecessary,
it is also to optimize memory allocation latency.
Signed-off-by: Eric Huang
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_cpu.c
b/drivers
Am 25.05.21 um 19:56 schrieb Eric Huang:
With XGMI connection flushing HDP on PCIe is unnecessary,
it is also to optimize memory allocation latency.
Signed-off-by: Eric Huang
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_cpu.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_cpu.c
index ac45d9c7a4
Am 2021-05-25 um 1:56 p.m. schrieb Eric Huang:
> With XGMI connection flushing HDP on PCIe is unnecessary,
> it is also to optimize memory allocation latency.
>
> Signed-off-by: Eric Huang
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_cpu.c
> b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_cpu.c
>
With XGMI connection flushing HDP on PCIe is unnecessary,
it is also to optimize memory allocation latency.
Signed-off-by: Eric Huang
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_cpu.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_cpu.c
index ac45d9c7a4e9..aefb3d2927d5 100644
--- a/drivers/gpu/
