Reviewed-by: Hawking Zhang <Hawking.Zhang@xxxxxxx>
Regards,
Hawking
Sent from my iPhone
> On Nov 9, 2018, at 00:17, Liu, Shaoyun <Shaoyun.Liu@xxxxxxx> wrote:
>
> From: shaoyunl <Shaoyun.Liu@xxxxxxx>
>
> Driver need to call each psp instance to get topology info before set topology
>
> Change-Id: I20d914a0c678686db3f1f99edf250f3656ec9fc1
> Signed-off-by: shaoyunl <Shaoyun.Liu@xxxxxxx>
> ---
> drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c | 19 ++++++++++++-------
> 1 file changed, 12 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
> index 56acdea..909216a 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
> @@ -88,14 +88,19 @@ int amdgpu_xgmi_add_device(struct amdgpu_device *adev)
> list_for_each_entry(entry, &hive->device_list, head)
> tmp_topology->nodes[count++].node_id = entry->node_id;
>
> - ret = psp_xgmi_get_topology_info(&adev->psp, count, tmp_topology);
> - if (ret) {
> - dev_err(adev->dev,
> - "XGMI: Get topology failure on device %llx, hive %llx, ret %d",
> - adev->gmc.xgmi.node_id,
> - adev->gmc.xgmi.hive_id, ret);
> - goto exit;
> + /* Each psp need to get the latest topology */
> + list_for_each_entry(tmp_adev, &hive->device_list, gmc.xgmi.head) {
> + ret = psp_xgmi_get_topology_info(&tmp_adev->psp, count, tmp_topology);
> + if (ret) {
> + dev_err(tmp_adev->dev,
> + "XGMI: Get topology failure on device %llx, hive %llx, ret %d",
> + tmp_adev->gmc.xgmi.node_id,
> + tmp_adev->gmc.xgmi.hive_id, ret);
> + /* To do : continue with some node failed or disable the whole hive */
> + break;
> + }
> }
> +
> /* Each psp need to set the latest topology */
> list_for_each_entry(tmp_adev, &hive->device_list, gmc.xgmi.head) {
> ret = psp_xgmi_set_topology_info(&tmp_adev->psp, count, tmp_topology);
> --
> 2.7.4
>
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