[AMD Public Use] Reviewed-by: Hawking Zhang <Hawking.Zhang@xxxxxxx> Regards, Hawking -----Original Message----- From: amd-gfx <amd-gfx-bounces@xxxxxxxxxxxxxxxxxxxxx> On Behalf Of shaoyunl Sent: Thursday, March 11, 2021 01:56 To: amd-gfx@xxxxxxxxxxxxxxxxxxxxx Cc: Liu, Shaoyun <Shaoyun.Liu@xxxxxxx> Subject: [PATCH 2/2] drm/amdgpu: Enable lightSBR for SMU on passthrough and XGMI configuration SMU introduce the new interface to enable lightSBR mode, driver enable it on passthrough + XGMI configuration Signed-off-by: shaoyunl <shaoyun.liu@xxxxxxx> Change-Id: I59aef0559aba418b764e7cf716b0d98aca14fec5 --- drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index 4640cafae619..31a1783f211a 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -3630,6 +3630,10 @@ int amdgpu_device_init(struct amdgpu_device *adev, if (amdgpu_device_cache_pci_state(adev->pdev)) pci_restore_state(pdev); + /* Enable lightSBR on SMU in passthrough + xgmi configuration */ + if (amdgpu_passthrough(adev) && adev->gmc.xgmi.num_physical_nodes > 1) + smu_set_lightSBR(&adev->smu, true); + if (adev->gmc.xgmi.pending_reset) queue_delayed_work(system_wq, &mgpu_info.delayed_reset_work, msecs_to_jiffies(AMDGPU_RESUME_MS)); -- 2.17.1 _______________________________________________ amd-gfx mailing list amd-gfx@xxxxxxxxxxxxxxxxxxxxx https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Flists.freedesktop.org%2Fmailman%2Flistinfo%2Famd-gfx&data=04%7C01%7Chawking.zhang%40amd.com%7C04784f230da34296c57508d8e3edbae2%7C3dd8961fe4884e608e11a82d994e183d%7C0%7C0%7C637509957533562385%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000&sdata=%2Bfx6ycEu2mX1unj7oi0bEvM0JMtMbFQ9u2J0UrxWQCI%3D&reserved=0 _______________________________________________ amd-gfx mailing list amd-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/amd-gfx
