diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c | 140 |
1 files changed, 136 insertions, 4 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c index 8567d5d77346..978ac927ac11 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c @@ -32,6 +32,10 @@ #include "wafl/wafl2_4_0_0_smn.h" #include "wafl/wafl2_4_0_0_sh_mask.h" +#define smnPCS_XGMI23_PCS_ERROR_STATUS 0x11a01210 +#define smnPCS_XGMI3X16_PCS_ERROR_STATUS 0x11a0020c +#define smnPCS_GOPX1_PCS_ERROR_STATUS 0x12200210 + static DEFINE_MUTEX(xgmi_mutex); #define AMDGPU_MAX_XGMI_DEVICE_PER_HIVE 4 @@ -63,6 +67,33 @@ static const int wafl_pcs_err_status_reg_arct[] = { smnPCS_GOPX1_0_PCS_GOPX1_PCS_ERROR_STATUS + 0x100000, }; +static const int xgmi23_pcs_err_status_reg_aldebaran[] = { + smnPCS_XGMI23_PCS_ERROR_STATUS, + smnPCS_XGMI23_PCS_ERROR_STATUS + 0x100000, + smnPCS_XGMI23_PCS_ERROR_STATUS + 0x200000, + smnPCS_XGMI23_PCS_ERROR_STATUS + 0x300000, + smnPCS_XGMI23_PCS_ERROR_STATUS + 0x400000, + smnPCS_XGMI23_PCS_ERROR_STATUS + 0x500000, + smnPCS_XGMI23_PCS_ERROR_STATUS + 0x600000, + smnPCS_XGMI23_PCS_ERROR_STATUS + 0x700000 +}; + +static const int xgmi3x16_pcs_err_status_reg_aldebaran[] = { + smnPCS_XGMI3X16_PCS_ERROR_STATUS, + smnPCS_XGMI3X16_PCS_ERROR_STATUS + 0x100000, + smnPCS_XGMI3X16_PCS_ERROR_STATUS + 0x200000, + smnPCS_XGMI3X16_PCS_ERROR_STATUS + 0x300000, + smnPCS_XGMI3X16_PCS_ERROR_STATUS + 0x400000, + smnPCS_XGMI3X16_PCS_ERROR_STATUS + 0x500000, + smnPCS_XGMI3X16_PCS_ERROR_STATUS + 0x600000, + smnPCS_XGMI3X16_PCS_ERROR_STATUS + 0x700000 +}; + +static const int walf_pcs_err_status_reg_aldebaran[] = { + smnPCS_GOPX1_PCS_ERROR_STATUS, + smnPCS_GOPX1_PCS_ERROR_STATUS + 0x100000 +}; + static const struct amdgpu_pcs_ras_field xgmi_pcs_ras_fields[] = { {"XGMI PCS DataLossErr", SOC15_REG_FIELD(XGMI0_PCS_GOPX16_PCS_ERROR_STATUS, DataLossErr)}, @@ -486,6 +517,44 @@ int amdgpu_xgmi_get_hops_count(struct amdgpu_device *adev, return -EINVAL; } +int amdgpu_xgmi_get_num_links(struct amdgpu_device *adev, + struct amdgpu_device *peer_adev) +{ + struct psp_xgmi_topology_info *top = &adev->psp.xgmi_context.top_info; + int i; + + for (i = 0 ; i < top->num_nodes; ++i) + if (top->nodes[i].node_id == peer_adev->gmc.xgmi.node_id) + return top->nodes[i].num_links; + return -EINVAL; +} + +/* + * Devices that support extended data require the entire hive to initialize with + * the shared memory buffer flag set. + * + * Hive locks and conditions apply - see amdgpu_xgmi_add_device + */ +static int amdgpu_xgmi_initialize_hive_get_data_partition(struct amdgpu_hive_info *hive, + bool set_extended_data) +{ + struct amdgpu_device *tmp_adev; + int ret; + + list_for_each_entry(tmp_adev, &hive->device_list, gmc.xgmi.head) { + ret = psp_xgmi_initialize(&tmp_adev->psp, set_extended_data, false); + if (ret) { + dev_err(tmp_adev->dev, + "XGMI: Failed to initialize xgmi session for data partition %i\n", + set_extended_data); + return ret; + } + + } + + return 0; +} + int amdgpu_xgmi_add_device(struct amdgpu_device *adev) { struct psp_xgmi_topology_info *top_info; @@ -500,7 +569,7 @@ int amdgpu_xgmi_add_device(struct amdgpu_device *adev) if (!adev->gmc.xgmi.pending_reset && amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_PSP)) { - ret = psp_xgmi_initialize(&adev->psp); + ret = psp_xgmi_initialize(&adev->psp, false, true); if (ret) { dev_err(adev->dev, "XGMI: Failed to initialize xgmi session\n"); @@ -563,7 +632,7 @@ int amdgpu_xgmi_add_device(struct amdgpu_device *adev) /* get latest topology info for each device from psp */ list_for_each_entry(tmp_adev, &hive->device_list, gmc.xgmi.head) { ret = psp_xgmi_get_topology_info(&tmp_adev->psp, count, - &tmp_adev->psp.xgmi_context.top_info); + &tmp_adev->psp.xgmi_context.top_info, false); if (ret) { dev_err(tmp_adev->dev, "XGMI: Get topology failure on device %llx, hive %llx, ret %d", @@ -573,6 +642,34 @@ int amdgpu_xgmi_add_device(struct amdgpu_device *adev) goto exit_unlock; } } + + /* get topology again for hives that support extended data */ + if (adev->psp.xgmi_context.supports_extended_data) { + + /* initialize the hive to get extended data. */ + ret = amdgpu_xgmi_initialize_hive_get_data_partition(hive, true); + if (ret) + goto exit_unlock; + + /* get the extended data. */ + list_for_each_entry(tmp_adev, &hive->device_list, gmc.xgmi.head) { + ret = psp_xgmi_get_topology_info(&tmp_adev->psp, count, + &tmp_adev->psp.xgmi_context.top_info, true); + if (ret) { + dev_err(tmp_adev->dev, + "XGMI: Get topology for extended data failure on device %llx, hive %llx, ret %d", + tmp_adev->gmc.xgmi.node_id, + tmp_adev->gmc.xgmi.hive_id, ret); + goto exit_unlock; + } + } + + /* initialize the hive to get non-extended data for the next round. */ + ret = amdgpu_xgmi_initialize_hive_get_data_partition(hive, false); + if (ret) + goto exit_unlock; + + } } if (!ret && !adev->gmc.xgmi.pending_reset) @@ -651,7 +748,6 @@ static int amdgpu_xgmi_ras_late_init(struct amdgpu_device *adev) adev->gmc.xgmi.ras_if->block = AMDGPU_RAS_BLOCK__XGMI_WAFL; adev->gmc.xgmi.ras_if->type = AMDGPU_RAS_ERROR__MULTI_UNCORRECTABLE; adev->gmc.xgmi.ras_if->sub_block_index = 0; - strcpy(adev->gmc.xgmi.ras_if->name, "xgmi_wafl"); } ih_info.head = fs_info.head = *adev->gmc.xgmi.ras_if; r = amdgpu_ras_late_init(adev, adev->gmc.xgmi.ras_if, @@ -706,6 +802,17 @@ static void amdgpu_xgmi_reset_ras_error_count(struct amdgpu_device *adev) pcs_clear_status(adev, xgmi_pcs_err_status_reg_vg20[i]); break; + case CHIP_ALDEBARAN: + for (i = 0; i < ARRAY_SIZE(xgmi23_pcs_err_status_reg_aldebaran); i++) + pcs_clear_status(adev, + xgmi23_pcs_err_status_reg_aldebaran[i]); + for (i = 0; i < ARRAY_SIZE(xgmi23_pcs_err_status_reg_aldebaran); i++) + pcs_clear_status(adev, + xgmi23_pcs_err_status_reg_aldebaran[i]); + for (i = 0; i < ARRAY_SIZE(walf_pcs_err_status_reg_aldebaran); i++) + pcs_clear_status(adev, + walf_pcs_err_status_reg_aldebaran[i]); + break; default: break; } @@ -783,7 +890,6 @@ static int amdgpu_xgmi_query_ras_error_count(struct amdgpu_device *adev, } break; case CHIP_VEGA20: - default: /* check xgmi pcs error */ for (i = 0; i < ARRAY_SIZE(xgmi_pcs_err_status_reg_vg20); i++) { data = RREG32_PCIE(xgmi_pcs_err_status_reg_vg20[i]); @@ -799,6 +905,32 @@ static int amdgpu_xgmi_query_ras_error_count(struct amdgpu_device *adev, data, &ue_cnt, &ce_cnt, false); } break; + case CHIP_ALDEBARAN: + /* check xgmi23 pcs error */ + for (i = 0; i < ARRAY_SIZE(xgmi23_pcs_err_status_reg_aldebaran); i++) { + data = RREG32_PCIE(xgmi23_pcs_err_status_reg_aldebaran[i]); + if (data) + amdgpu_xgmi_query_pcs_error_status(adev, + data, &ue_cnt, &ce_cnt, true); + } + /* check xgmi3x16 pcs error */ + for (i = 0; i < ARRAY_SIZE(xgmi3x16_pcs_err_status_reg_aldebaran); i++) { + data = RREG32_PCIE(xgmi3x16_pcs_err_status_reg_aldebaran[i]); + if (data) + amdgpu_xgmi_query_pcs_error_status(adev, + data, &ue_cnt, &ce_cnt, true); + } + /* check wafl pcs error */ + for (i = 0; i < ARRAY_SIZE(walf_pcs_err_status_reg_aldebaran); i++) { + data = RREG32_PCIE(walf_pcs_err_status_reg_aldebaran[i]); + if (data) + amdgpu_xgmi_query_pcs_error_status(adev, + data, &ue_cnt, &ce_cnt, false); + } + break; + default: + dev_warn(adev->dev, "XGMI RAS error query not supported"); + break; } adev->gmc.xgmi.ras_funcs->reset_ras_error_count(adev); |