diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.19.8/0765-drm-amdgpu-psp-add-set_topology_info-function.patch')
| -rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.19.8/0765-drm-amdgpu-psp-add-set_topology_info-function.patch | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.19.8/0765-drm-amdgpu-psp-add-set_topology_info-function.patch b/common/recipes-kernel/linux/linux-yocto-4.19.8/0765-drm-amdgpu-psp-add-set_topology_info-function.patch new file mode 100644 index 00000000..2507a79a --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.19.8/0765-drm-amdgpu-psp-add-set_topology_info-function.patch @@ -0,0 +1,53 @@ +From 82fddf0a8e6c3582b95c7b47f0aaf5f3507f7a00 Mon Sep 17 00:00:00 2001 +From: Hawking Zhang <Hawking.Zhang@amd.com> +Date: Sat, 29 Sep 2018 22:32:42 +0800 +Subject: [PATCH 0765/2940] drm/amdgpu/psp: add set_topology_info function + +set_topology_info is used for driver to set current topology info +to xgmi ta + +Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com> +Reviewed-by: Shaoyun Liu <Shaoyun.Liu@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/amdgpu/psp_v11_0.c | 24 +++++++++++++++++++++++- + 1 file changed, 23 insertions(+), 1 deletion(-) + +diff --git a/drivers/gpu/drm/amd/amdgpu/psp_v11_0.c b/drivers/gpu/drm/amd/amdgpu/psp_v11_0.c +index a6db4c1cf3f1..e79940ec8249 100644 +--- a/drivers/gpu/drm/amd/amdgpu/psp_v11_0.c ++++ b/drivers/gpu/drm/amd/amdgpu/psp_v11_0.c +@@ -625,7 +625,29 @@ static int psp_v11_0_xgmi_get_topology_info(struct psp_context *psp, + static int psp_v11_0_xgmi_set_topology_info(struct psp_context *psp, + int number_devices, struct psp_xgmi_topology_info *topology) + { +- return 0; ++ struct ta_xgmi_shared_memory *xgmi_cmd; ++ struct ta_xgmi_cmd_get_topology_info_input *topology_info_input; ++ int i; ++ ++ if (!topology || topology->num_nodes > TA_XGMI__MAX_CONNECTED_NODES) ++ return -EINVAL; ++ ++ xgmi_cmd = (struct ta_xgmi_shared_memory*)psp->xgmi_context.xgmi_shared_buf; ++ memset(xgmi_cmd, 0, sizeof(struct ta_xgmi_shared_memory)); ++ ++ topology_info_input = &xgmi_cmd->xgmi_in_message.get_topology_info; ++ xgmi_cmd->cmd_id = TA_COMMAND_XGMI__SET_TOPOLOGY_INFO; ++ topology_info_input->num_nodes = number_devices; ++ ++ for (i = 0; i < topology_info_input->num_nodes; i++) { ++ topology_info_input->nodes[i].node_id = topology->nodes[i].node_id; ++ topology_info_input->nodes[i].num_hops = topology->nodes[i].num_hops; ++ topology_info_input->nodes[i].is_sharing_enabled = topology->nodes[i].is_sharing_enabled; ++ topology_info_input->nodes[i].sdma_engine = topology->nodes[i].sdma_engine; ++ } ++ ++ /* Invoke xgmi ta to set topology information */ ++ return psp_xgmi_invoke(psp, TA_COMMAND_XGMI__SET_TOPOLOGY_INFO); + } + + static u64 psp_v11_0_xgmi_get_hive_id(struct psp_context *psp) +-- +2.17.1 + |