Commit d1999b40 authored by Zhigang Luo's avatar Zhigang Luo Committed by Alex Deucher
Browse files

amd/amdgpu: improve VF recover time 



1. change AMDGPU_VF2PF_UPDATE_MAX_RETRY_LIMIT from 30 to 5.
2. set fatel error detected flag.

Signed-off-by: default avatarZhigang Luo <Zhigang.Luo@amd.com>
Reviewed-by: default avatarLijo Lazar <lijo.lazar@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent dfb15c4a

drivers/gpu/drm/amd/amdgpu/amdgpu_device.c

+1 −0
Original line number Diff line number Diff line
@@ -4994,6 +4994,7 @@ static int amdgpu_device_reset_sriov(struct amdgpu_device *adev, 
		r = amdgpu_virt_reset_gpu(adev);

	if (r)

		return r;

	amdgpu_ras_set_fed(adev, false);

	amdgpu_irq_gpu_reset_resume_helper(adev);



	/* some sw clean up VF needs to do before recover */

drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c

+1 −0
Original line number Diff line number Diff line
@@ -598,6 +598,7 @@ static void amdgpu_virt_update_vf2pf_work_item(struct work_struct *work) 
		adev->virt.vf2pf_update_retry_cnt++;

		if ((adev->virt.vf2pf_update_retry_cnt >= AMDGPU_VF2PF_UPDATE_MAX_RETRY_LIMIT) &&

		    amdgpu_sriov_runtime(adev) && !amdgpu_in_reset(adev)) {

			amdgpu_ras_set_fed(adev, true);

			if (amdgpu_reset_domain_schedule(adev->reset_domain,

							  &adev->virt.flr_work))

				return;

drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h

+1 −1
Original line number Diff line number Diff line
@@ -52,7 +52,7 @@ 
/* tonga/fiji use this offset */

#define mmBIF_IOV_FUNC_IDENTIFIER 0x1503



#define AMDGPU_VF2PF_UPDATE_MAX_RETRY_LIMIT 30

#define AMDGPU_VF2PF_UPDATE_MAX_RETRY_LIMIT 5



enum amdgpu_sriov_vf_mode {

	SRIOV_VF_MODE_BARE_METAL = 0,