From 09eb8b0e15d46cbdb458ff88a382d2bcf9d951c7 Mon Sep 17 00:00:00 2001 From: Hawking Zhang Date: Sat, 29 Sep 2018 21:52:50 +0800 Subject: [PATCH 0763/2940] drm/amdgpu/psp: update topology info structures topology info structure needs to match with the one defined in xgmi ta Signed-off-by: Hawking Zhang Reviewed-by: Shaoyun Liu Signed-off-by: Alex Deucher --- 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; } - - -- 2.17.1