diff options
| author | Hawking Zhang <Hawking.Zhang@amd.com> | 2018-09-29 12:17:42 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2018-11-06 14:02:44 -0500 |
| commit | 4b93151f57d873b271bb25cf1fb8f230792ba75a (patch) | |
| tree | 4673a5f140da78b79aba5c8e23d5b41c422e9124 | |
| parent | dd3c45d306220b7f3e40fd1457eaf480ab7d1b26 (diff) | |
| download | linux-4b93151f57d873b271bb25cf1fb8f230792ba75a.tar.gz | |
drm/amdgpu/psp: add get_hive_id function
get_hive_id is used for driver to query hive_id for current device
from xgmi ta
Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Reviewed-by: Shaoyun Liu <Shaoyun.Liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/psp_v11_0.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/psp_v11_0.c b/drivers/gpu/drm/amd/amdgpu/psp_v11_0.c index 6333413f51df..7b248915489a 100644 --- a/drivers/gpu/drm/amd/amdgpu/psp_v11_0.c +++ b/drivers/gpu/drm/amd/amdgpu/psp_v11_0.c @@ -581,13 +581,20 @@ static int psp_v11_0_xgmi_set_topology_info(struct psp_context *psp, static u64 psp_v11_0_xgmi_get_hive_id(struct psp_context *psp) { - u64 hive_id = 0; + struct ta_xgmi_shared_memory *xgmi_cmd; + int ret; + + xgmi_cmd = (struct ta_xgmi_shared_memory*)psp->xgmi_context.xgmi_shared_buf; + memset(xgmi_cmd, 0, sizeof(struct ta_xgmi_shared_memory)); - /* Remove me when we can get correct hive_id through PSP */ - if (psp->adev->gmc.xgmi.num_physical_nodes) - hive_id = 0x123456789abcdef; + xgmi_cmd->cmd_id = TA_COMMAND_XGMI__GET_HIVE_ID; - return hive_id; + /* Invoke xgmi ta to get hive id */ + ret = psp_xgmi_invoke(psp, xgmi_cmd->cmd_id); + if (ret) + return 0; + else + return xgmi_cmd->xgmi_out_message.get_hive_id.hive_id; } static u64 psp_v11_0_xgmi_get_node_id(struct psp_context *psp) |