Commit 4b93151f authored by Hawking Zhang's avatar Hawking Zhang Committed by Alex Deucher
Browse files

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: default avatarHawking Zhang <Hawking.Zhang@amd.com>
Acked-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Reviewed-by: default avatarHuang Rui <ray.huang@amd.com>
Reviewed-by: default avatarShaoyun Liu <Shaoyun.Liu@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent dd3c45d3

drivers/gpu/drm/amd/amdgpu/psp_v11_0.c

+12 −5
Original line number Diff line number Diff line
@@ -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)

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