diff options
| author | Zhigang Luo <Zhigang.Luo@amd.com> | 2024-02-29 16:04:35 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2024-03-20 13:38:13 -0400 |
| commit | ab66c832847fcdffc97d4591ba5547e3990d9d33 (patch) | |
| tree | 8bc9a7f05c3784d93db7b854403aa8827af23f49 /drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h | |
| parent | dc5c3d48e9f3a2a708b28bc987b364b0eb963341 (diff) | |
drm/amdgpu: trigger flr_work if reading pf2vf data failed
if reading pf2vf data failed 30 times continuously, it means something is
wrong. Need to trigger flr_work to recover the issue.
also use dev_err to print the error message to get which device has
issue and add warning message if waiting IDH_FLR_NOTIFICATION_CMPL
timeout.
Signed-off-by: Zhigang Luo <Zhigang.Luo@amd.com>
Acked-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h index 3f59b7b5523f..a858bc98cad4 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h @@ -52,6 +52,8 @@ /* tonga/fiji use this offset */ #define mmBIF_IOV_FUNC_IDENTIFIER 0x1503 +#define AMDGPU_VF2PF_UPDATE_MAX_RETRY_LIMIT 30 + enum amdgpu_sriov_vf_mode { SRIOV_VF_MODE_BARE_METAL = 0, SRIOV_VF_MODE_ONE_VF, @@ -257,6 +259,7 @@ struct amdgpu_virt { /* vf2pf message */ struct delayed_work vf2pf_work; uint32_t vf2pf_update_interval_ms; + int vf2pf_update_retry_cnt; /* multimedia bandwidth config */ bool is_mm_bw_enabled; |