From: Hawking Zhang <hawking.zh...@amd.com>
topology info structure needs to match with the one defined
in xgmi ta
Signed-off-by: Hawking Zhang <hawking.zh...@amd.com>
Reviewed-by: Shaoyun Liu <shaoyun....@amd.com>
Signed-off-by: Alex Deucher <alexander.deuc...@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h | 29 +++++++++++++----------------
drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c | 12 +++++-------
2 files changed, 18 insertions(+), 23 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h
b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h
index 28700a80cddd..9ec5d1a666a6 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h
@@ -37,6 +37,7 @@
#define PSP_TMR_SIZE 0x400000
struct psp_context;
+struct psp_xgmi_node_info;
struct psp_xgmi_topology_info;
enum psp_ring_type
@@ -85,9 +86,9 @@ struct psp_funcs
uint64_t (*xgmi_get_node_id)(struct psp_context *psp);
uint64_t (*xgmi_get_hive_id)(struct psp_context *psp);
int (*xgmi_get_topology_info)(struct psp_context *psp, int
number_devices,
- struct psp_xgmi_topology_info *topology);
+ struct psp_xgmi_topology_info *topology);
int (*xgmi_set_topology_info)(struct psp_context *psp, int
number_devices,
- struct psp_xgmi_topology_info *topology);
+ struct psp_xgmi_topology_info *topology);
};
struct psp_xgmi_context {
@@ -161,21 +162,17 @@ struct amdgpu_psp_funcs {
enum AMDGPU_UCODE_ID);
};
+#define AMDGPU_XGMI_MAX_CONNECTED_NODES 64
+struct psp_xgmi_node_info {
+ uint64_t node_id;
+ uint8_t num_hops;
+ uint8_t is_sharing_enabled;
+ enum ta_xgmi_assigned_sdma_engine sdma_engine;
+};
+
struct psp_xgmi_topology_info {
- /* Generated by PSP to identify the GPU instance within xgmi connection
*/
- uint64_t node_id;
- /*
- * If all bits set to 0 , driver indicates it wants to retrieve the xgmi
- * connection vector topology, but not access enable the connections
- * if some or all bits are set to 1, driver indicates it want to
retrieve the
- * current xgmi topology and access enable the link to GPU[i]
associated
- * with the bit position in the vector.
- * On return,: bits indicated which xgmi links are present/active
depending
- * on the value passed in. The relative bit offset for the relative
GPU index
- * within the hive is always marked active.
- */
- uint32_t connection_mask;
- uint32_t reserved; /* must be 0 */
+ uint32_t num_nodes;
+ struct psp_xgmi_node_info nodes[AMDGPU_XGMI_MAX_CONNECTED_NODES];
};
#define psp_prep_cmd_buf(ucode, type) (psp)->funcs->prep_cmd_buf((ucode),
(type))
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
index 32896ba12c67..e92b4548db49 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
@@ -63,7 +63,7 @@ static struct amdgpu_hive_info *amdgpu_get_xgmi_hive(struct
amdgpu_device *adev)
int amdgpu_xgmi_add_device(struct amdgpu_device *adev)
{
- struct psp_xgmi_topology_info
tmp_topology[AMDGPU_MAX_XGMI_DEVICE_PER_HIVE];
+ struct psp_xgmi_topology_info tmp_topology;
struct amdgpu_hive_info *hive;
struct amdgpu_xgmi *entry;
struct amdgpu_device *tmp_adev;
@@ -76,7 +76,7 @@ int amdgpu_xgmi_add_device(struct amdgpu_device *adev)
adev->gmc.xgmi.node_id = psp_xgmi_get_node_id(&adev->psp);
adev->gmc.xgmi.hive_id = psp_xgmi_get_hive_id(&adev->psp);
- memset(&tmp_topology[0], 0, sizeof(tmp_topology));
+ memset(&tmp_topology, 0, sizeof(tmp_topology));
mutex_lock(&xgmi_mutex);
hive = amdgpu_get_xgmi_hive(adev);
if (!hive)
@@ -84,9 +84,9 @@ int amdgpu_xgmi_add_device(struct amdgpu_device *adev)
list_add_tail(&adev->gmc.xgmi.head, &hive->device_list);
list_for_each_entry(entry, &hive->device_list, head)
- tmp_topology[count++].node_id = entry->node_id;
+ tmp_topology.nodes[count++].node_id = entry->node_id;
- ret = psp_xgmi_get_topology_info(&adev->psp, count, tmp_topology);
+ 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",
@@ -96,7 +96,7 @@ int amdgpu_xgmi_add_device(struct amdgpu_device *adev)
}
/* 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);
+ ret = psp_xgmi_set_topology_info(&tmp_adev->psp, count,
&tmp_topology);
if (ret) {
dev_err(tmp_adev->dev,
"XGMI: Set topology failure on device %llx,
hive %llx, ret %d",
@@ -115,5 +115,3 @@ int amdgpu_xgmi_add_device(struct amdgpu_device *adev)
mutex_unlock(&xgmi_mutex);
return ret;
}
-
-
--
2.13.6
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