757 lines
26 KiB
C
757 lines
26 KiB
C
/*******************************************************************************
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*
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* Copyright (c) 2015-2016 Intel Corporation. All rights reserved.
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*
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* This software is available to you under a choice of one of two
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* licenses. You may choose to be licensed under the terms of the GNU
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* General Public License (GPL) Version 2, available from the file
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* COPYING in the main directory of this source tree, or the
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* OpenFabrics.org BSD license below:
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*
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* Redistribution and use in source and binary forms, with or
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* without modification, are permitted provided that the following
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* conditions are met:
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*
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* - Redistributions of source code must retain the above
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* copyright notice, this list of conditions and the following
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* disclaimer.
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*
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* - Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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*******************************************************************************/
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#include "i40iw_osdep.h"
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#include "i40iw_register.h"
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#include "i40iw_status.h"
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#include "i40iw_hmc.h"
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#include "i40iw_d.h"
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#include "i40iw_type.h"
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#include "i40iw_p.h"
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#include "i40iw_virtchnl.h"
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/**
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* vchnl_vf_send_get_ver_req - Request Channel version
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* @dev: IWARP device pointer
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* @vchnl_req: Virtual channel message request pointer
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*/
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static enum i40iw_status_code vchnl_vf_send_get_ver_req(struct i40iw_sc_dev *dev,
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struct i40iw_virtchnl_req *vchnl_req)
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{
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enum i40iw_status_code ret_code = I40IW_ERR_NOT_READY;
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struct i40iw_virtchnl_op_buf *vchnl_msg = vchnl_req->vchnl_msg;
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if (!dev->vchnl_up)
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return ret_code;
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memset(vchnl_msg, 0, sizeof(*vchnl_msg));
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vchnl_msg->iw_chnl_op_ctx = (uintptr_t)vchnl_req;
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vchnl_msg->iw_chnl_buf_len = sizeof(*vchnl_msg);
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vchnl_msg->iw_op_code = I40IW_VCHNL_OP_GET_VER;
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vchnl_msg->iw_op_ver = I40IW_VCHNL_OP_GET_VER_V0;
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ret_code = dev->vchnl_if.vchnl_send(dev, 0, (u8 *)vchnl_msg, vchnl_msg->iw_chnl_buf_len);
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if (ret_code)
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i40iw_debug(dev, I40IW_DEBUG_VIRT,
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"%s: virt channel send failed 0x%x\n", __func__, ret_code);
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return ret_code;
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}
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/**
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* vchnl_vf_send_get_hmc_fcn_req - Request HMC Function from VF
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* @dev: IWARP device pointer
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* @vchnl_req: Virtual channel message request pointer
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*/
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static enum i40iw_status_code vchnl_vf_send_get_hmc_fcn_req(struct i40iw_sc_dev *dev,
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struct i40iw_virtchnl_req *vchnl_req)
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{
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enum i40iw_status_code ret_code = I40IW_ERR_NOT_READY;
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struct i40iw_virtchnl_op_buf *vchnl_msg = vchnl_req->vchnl_msg;
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if (!dev->vchnl_up)
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return ret_code;
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memset(vchnl_msg, 0, sizeof(*vchnl_msg));
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vchnl_msg->iw_chnl_op_ctx = (uintptr_t)vchnl_req;
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vchnl_msg->iw_chnl_buf_len = sizeof(*vchnl_msg);
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vchnl_msg->iw_op_code = I40IW_VCHNL_OP_GET_HMC_FCN;
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vchnl_msg->iw_op_ver = I40IW_VCHNL_OP_GET_HMC_FCN_V0;
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ret_code = dev->vchnl_if.vchnl_send(dev, 0, (u8 *)vchnl_msg, vchnl_msg->iw_chnl_buf_len);
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if (ret_code)
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i40iw_debug(dev, I40IW_DEBUG_VIRT,
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"%s: virt channel send failed 0x%x\n", __func__, ret_code);
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return ret_code;
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}
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/**
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* vchnl_vf_send_get_pe_stats_req - Request PE stats from VF
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* @dev: IWARP device pointer
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* @vchnl_req: Virtual channel message request pointer
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*/
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static enum i40iw_status_code vchnl_vf_send_get_pe_stats_req(struct i40iw_sc_dev *dev,
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struct i40iw_virtchnl_req *vchnl_req)
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{
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enum i40iw_status_code ret_code = I40IW_ERR_NOT_READY;
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struct i40iw_virtchnl_op_buf *vchnl_msg = vchnl_req->vchnl_msg;
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if (!dev->vchnl_up)
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return ret_code;
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memset(vchnl_msg, 0, sizeof(*vchnl_msg));
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vchnl_msg->iw_chnl_op_ctx = (uintptr_t)vchnl_req;
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vchnl_msg->iw_chnl_buf_len = sizeof(*vchnl_msg) + sizeof(struct i40iw_dev_hw_stats) - 1;
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vchnl_msg->iw_op_code = I40IW_VCHNL_OP_GET_STATS;
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vchnl_msg->iw_op_ver = I40IW_VCHNL_OP_GET_STATS_V0;
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ret_code = dev->vchnl_if.vchnl_send(dev, 0, (u8 *)vchnl_msg, vchnl_msg->iw_chnl_buf_len);
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if (ret_code)
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i40iw_debug(dev, I40IW_DEBUG_VIRT,
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"%s: virt channel send failed 0x%x\n", __func__, ret_code);
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return ret_code;
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}
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/**
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* vchnl_vf_send_add_hmc_objs_req - Add HMC objects
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* @dev: IWARP device pointer
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* @vchnl_req: Virtual channel message request pointer
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*/
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static enum i40iw_status_code vchnl_vf_send_add_hmc_objs_req(struct i40iw_sc_dev *dev,
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struct i40iw_virtchnl_req *vchnl_req,
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enum i40iw_hmc_rsrc_type rsrc_type,
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u32 start_index,
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u32 rsrc_count)
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{
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enum i40iw_status_code ret_code = I40IW_ERR_NOT_READY;
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struct i40iw_virtchnl_op_buf *vchnl_msg = vchnl_req->vchnl_msg;
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struct i40iw_virtchnl_hmc_obj_range *add_hmc_obj;
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if (!dev->vchnl_up)
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return ret_code;
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add_hmc_obj = (struct i40iw_virtchnl_hmc_obj_range *)vchnl_msg->iw_chnl_buf;
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memset(vchnl_msg, 0, sizeof(*vchnl_msg));
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memset(add_hmc_obj, 0, sizeof(*add_hmc_obj));
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vchnl_msg->iw_chnl_op_ctx = (uintptr_t)vchnl_req;
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vchnl_msg->iw_chnl_buf_len = sizeof(*vchnl_msg) + sizeof(struct i40iw_virtchnl_hmc_obj_range) - 1;
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vchnl_msg->iw_op_code = I40IW_VCHNL_OP_ADD_HMC_OBJ_RANGE;
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vchnl_msg->iw_op_ver = I40IW_VCHNL_OP_ADD_HMC_OBJ_RANGE_V0;
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add_hmc_obj->obj_type = (u16)rsrc_type;
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add_hmc_obj->start_index = start_index;
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add_hmc_obj->obj_count = rsrc_count;
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ret_code = dev->vchnl_if.vchnl_send(dev, 0, (u8 *)vchnl_msg, vchnl_msg->iw_chnl_buf_len);
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if (ret_code)
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i40iw_debug(dev, I40IW_DEBUG_VIRT,
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"%s: virt channel send failed 0x%x\n", __func__, ret_code);
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return ret_code;
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}
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/**
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* vchnl_vf_send_del_hmc_objs_req - del HMC objects
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* @dev: IWARP device pointer
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* @vchnl_req: Virtual channel message request pointer
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* @ rsrc_type - resource type to delete
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* @ start_index - starting index for resource
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* @ rsrc_count - number of resource type to delete
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*/
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static enum i40iw_status_code vchnl_vf_send_del_hmc_objs_req(struct i40iw_sc_dev *dev,
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struct i40iw_virtchnl_req *vchnl_req,
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enum i40iw_hmc_rsrc_type rsrc_type,
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u32 start_index,
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u32 rsrc_count)
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{
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enum i40iw_status_code ret_code = I40IW_ERR_NOT_READY;
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struct i40iw_virtchnl_op_buf *vchnl_msg = vchnl_req->vchnl_msg;
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struct i40iw_virtchnl_hmc_obj_range *add_hmc_obj;
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if (!dev->vchnl_up)
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return ret_code;
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add_hmc_obj = (struct i40iw_virtchnl_hmc_obj_range *)vchnl_msg->iw_chnl_buf;
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memset(vchnl_msg, 0, sizeof(*vchnl_msg));
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memset(add_hmc_obj, 0, sizeof(*add_hmc_obj));
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vchnl_msg->iw_chnl_op_ctx = (uintptr_t)vchnl_req;
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vchnl_msg->iw_chnl_buf_len = sizeof(*vchnl_msg) + sizeof(struct i40iw_virtchnl_hmc_obj_range) - 1;
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vchnl_msg->iw_op_code = I40IW_VCHNL_OP_DEL_HMC_OBJ_RANGE;
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vchnl_msg->iw_op_ver = I40IW_VCHNL_OP_DEL_HMC_OBJ_RANGE_V0;
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add_hmc_obj->obj_type = (u16)rsrc_type;
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add_hmc_obj->start_index = start_index;
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add_hmc_obj->obj_count = rsrc_count;
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ret_code = dev->vchnl_if.vchnl_send(dev, 0, (u8 *)vchnl_msg, vchnl_msg->iw_chnl_buf_len);
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if (ret_code)
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i40iw_debug(dev, I40IW_DEBUG_VIRT,
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"%s: virt channel send failed 0x%x\n", __func__, ret_code);
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return ret_code;
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}
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/**
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* vchnl_pf_send_get_ver_resp - Send channel version to VF
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* @dev: IWARP device pointer
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* @vf_id: Virtual function ID associated with the message
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* @vchnl_msg: Virtual channel message buffer pointer
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*/
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static void vchnl_pf_send_get_ver_resp(struct i40iw_sc_dev *dev,
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u32 vf_id,
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struct i40iw_virtchnl_op_buf *vchnl_msg)
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{
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enum i40iw_status_code ret_code;
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u8 resp_buffer[sizeof(struct i40iw_virtchnl_resp_buf) + sizeof(u32) - 1];
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struct i40iw_virtchnl_resp_buf *vchnl_msg_resp = (struct i40iw_virtchnl_resp_buf *)resp_buffer;
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memset(resp_buffer, 0, sizeof(*resp_buffer));
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vchnl_msg_resp->iw_chnl_op_ctx = vchnl_msg->iw_chnl_op_ctx;
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vchnl_msg_resp->iw_chnl_buf_len = sizeof(resp_buffer);
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vchnl_msg_resp->iw_op_ret_code = I40IW_SUCCESS;
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*((u32 *)vchnl_msg_resp->iw_chnl_buf) = I40IW_VCHNL_CHNL_VER_V0;
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ret_code = dev->vchnl_if.vchnl_send(dev, vf_id, resp_buffer, sizeof(resp_buffer));
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if (ret_code)
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i40iw_debug(dev, I40IW_DEBUG_VIRT,
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"%s: virt channel send failed 0x%x\n", __func__, ret_code);
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}
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/**
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* vchnl_pf_send_get_hmc_fcn_resp - Send HMC Function to VF
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* @dev: IWARP device pointer
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* @vf_id: Virtual function ID associated with the message
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* @vchnl_msg: Virtual channel message buffer pointer
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*/
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static void vchnl_pf_send_get_hmc_fcn_resp(struct i40iw_sc_dev *dev,
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u32 vf_id,
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struct i40iw_virtchnl_op_buf *vchnl_msg,
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u16 hmc_fcn)
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{
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enum i40iw_status_code ret_code;
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u8 resp_buffer[sizeof(struct i40iw_virtchnl_resp_buf) + sizeof(u16) - 1];
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struct i40iw_virtchnl_resp_buf *vchnl_msg_resp = (struct i40iw_virtchnl_resp_buf *)resp_buffer;
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memset(resp_buffer, 0, sizeof(*resp_buffer));
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vchnl_msg_resp->iw_chnl_op_ctx = vchnl_msg->iw_chnl_op_ctx;
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vchnl_msg_resp->iw_chnl_buf_len = sizeof(resp_buffer);
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vchnl_msg_resp->iw_op_ret_code = I40IW_SUCCESS;
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*((u16 *)vchnl_msg_resp->iw_chnl_buf) = hmc_fcn;
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ret_code = dev->vchnl_if.vchnl_send(dev, vf_id, resp_buffer, sizeof(resp_buffer));
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if (ret_code)
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i40iw_debug(dev, I40IW_DEBUG_VIRT,
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"%s: virt channel send failed 0x%x\n", __func__, ret_code);
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}
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/**
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* vchnl_pf_send_get_pe_stats_resp - Send PE Stats to VF
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* @dev: IWARP device pointer
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* @vf_id: Virtual function ID associated with the message
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* @vchnl_msg: Virtual channel message buffer pointer
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* @hw_stats: HW Stats struct
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*/
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static void vchnl_pf_send_get_pe_stats_resp(struct i40iw_sc_dev *dev,
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u32 vf_id,
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struct i40iw_virtchnl_op_buf *vchnl_msg,
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struct i40iw_dev_hw_stats *hw_stats)
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{
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enum i40iw_status_code ret_code;
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u8 resp_buffer[sizeof(struct i40iw_virtchnl_resp_buf) + sizeof(struct i40iw_dev_hw_stats) - 1];
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struct i40iw_virtchnl_resp_buf *vchnl_msg_resp = (struct i40iw_virtchnl_resp_buf *)resp_buffer;
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memset(resp_buffer, 0, sizeof(*resp_buffer));
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vchnl_msg_resp->iw_chnl_op_ctx = vchnl_msg->iw_chnl_op_ctx;
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vchnl_msg_resp->iw_chnl_buf_len = sizeof(resp_buffer);
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vchnl_msg_resp->iw_op_ret_code = I40IW_SUCCESS;
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*((struct i40iw_dev_hw_stats *)vchnl_msg_resp->iw_chnl_buf) = *hw_stats;
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ret_code = dev->vchnl_if.vchnl_send(dev, vf_id, resp_buffer, sizeof(resp_buffer));
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if (ret_code)
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i40iw_debug(dev, I40IW_DEBUG_VIRT,
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"%s: virt channel send failed 0x%x\n", __func__, ret_code);
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}
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/**
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* vchnl_pf_send_error_resp - Send an error response to VF
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* @dev: IWARP device pointer
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* @vf_id: Virtual function ID associated with the message
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* @vchnl_msg: Virtual channel message buffer pointer
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*/
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static void vchnl_pf_send_error_resp(struct i40iw_sc_dev *dev, u32 vf_id,
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struct i40iw_virtchnl_op_buf *vchnl_msg,
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u16 op_ret_code)
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{
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enum i40iw_status_code ret_code;
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u8 resp_buffer[sizeof(struct i40iw_virtchnl_resp_buf)];
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struct i40iw_virtchnl_resp_buf *vchnl_msg_resp = (struct i40iw_virtchnl_resp_buf *)resp_buffer;
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memset(resp_buffer, 0, sizeof(resp_buffer));
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vchnl_msg_resp->iw_chnl_op_ctx = vchnl_msg->iw_chnl_op_ctx;
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vchnl_msg_resp->iw_chnl_buf_len = sizeof(resp_buffer);
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vchnl_msg_resp->iw_op_ret_code = (u16)op_ret_code;
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ret_code = dev->vchnl_if.vchnl_send(dev, vf_id, resp_buffer, sizeof(resp_buffer));
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if (ret_code)
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i40iw_debug(dev, I40IW_DEBUG_VIRT,
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"%s: virt channel send failed 0x%x\n", __func__, ret_code);
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}
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/**
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* pf_cqp_get_hmc_fcn_callback - Callback for Get HMC Fcn
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* @cqp_req_param: CQP Request param value
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* @not_used: unused CQP callback parameter
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*/
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static void pf_cqp_get_hmc_fcn_callback(struct i40iw_sc_dev *dev, void *callback_param,
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struct i40iw_ccq_cqe_info *cqe_info)
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{
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struct i40iw_vfdev *vf_dev = callback_param;
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struct i40iw_virt_mem vf_dev_mem;
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if (cqe_info->error) {
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i40iw_debug(dev, I40IW_DEBUG_VIRT,
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"CQP Completion Error on Get HMC Function. Maj = 0x%04x, Minor = 0x%04x\n",
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cqe_info->maj_err_code, cqe_info->min_err_code);
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dev->vf_dev[vf_dev->iw_vf_idx] = NULL;
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vchnl_pf_send_error_resp(dev, vf_dev->vf_id, &vf_dev->vf_msg_buffer.vchnl_msg,
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(u16)I40IW_ERR_CQP_COMPL_ERROR);
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vf_dev_mem.va = vf_dev;
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vf_dev_mem.size = sizeof(*vf_dev);
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i40iw_free_virt_mem(dev->hw, &vf_dev_mem);
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} else {
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i40iw_debug(dev, I40IW_DEBUG_VIRT,
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"CQP Completion Operation Return information = 0x%08x\n",
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cqe_info->op_ret_val);
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vf_dev->pmf_index = (u16)cqe_info->op_ret_val;
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vf_dev->msg_count--;
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vchnl_pf_send_get_hmc_fcn_resp(dev,
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vf_dev->vf_id,
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&vf_dev->vf_msg_buffer.vchnl_msg,
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vf_dev->pmf_index);
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}
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}
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/**
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* pf_add_hmc_obj - Callback for Add HMC Object
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* @vf_dev: pointer to the VF Device
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*/
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static void pf_add_hmc_obj_callback(void *work_vf_dev)
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{
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struct i40iw_vfdev *vf_dev = (struct i40iw_vfdev *)work_vf_dev;
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struct i40iw_hmc_info *hmc_info = &vf_dev->hmc_info;
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struct i40iw_virtchnl_op_buf *vchnl_msg = &vf_dev->vf_msg_buffer.vchnl_msg;
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struct i40iw_hmc_create_obj_info info;
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struct i40iw_virtchnl_hmc_obj_range *add_hmc_obj;
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enum i40iw_status_code ret_code;
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if (!vf_dev->pf_hmc_initialized) {
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ret_code = i40iw_pf_init_vfhmc(vf_dev->pf_dev, (u8)vf_dev->pmf_index, NULL);
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if (ret_code)
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goto add_out;
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vf_dev->pf_hmc_initialized = true;
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}
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add_hmc_obj = (struct i40iw_virtchnl_hmc_obj_range *)vchnl_msg->iw_chnl_buf;
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memset(&info, 0, sizeof(info));
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info.hmc_info = hmc_info;
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info.is_pf = false;
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info.rsrc_type = (u32)add_hmc_obj->obj_type;
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info.entry_type = (info.rsrc_type == I40IW_HMC_IW_PBLE) ? I40IW_SD_TYPE_PAGED : I40IW_SD_TYPE_DIRECT;
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info.start_idx = add_hmc_obj->start_index;
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|
info.count = add_hmc_obj->obj_count;
|
|
i40iw_debug(vf_dev->pf_dev, I40IW_DEBUG_VIRT,
|
|
"I40IW_VCHNL_OP_ADD_HMC_OBJ_RANGE. Add %u type %u objects\n",
|
|
info.count, info.rsrc_type);
|
|
ret_code = i40iw_sc_create_hmc_obj(vf_dev->pf_dev, &info);
|
|
if (!ret_code)
|
|
vf_dev->hmc_info.hmc_obj[add_hmc_obj->obj_type].cnt = add_hmc_obj->obj_count;
|
|
add_out:
|
|
vf_dev->msg_count--;
|
|
vchnl_pf_send_error_resp(vf_dev->pf_dev, vf_dev->vf_id, vchnl_msg, (u16)ret_code);
|
|
}
|
|
|
|
/**
|
|
* pf_del_hmc_obj_callback - Callback for delete HMC Object
|
|
* @work_vf_dev: pointer to the VF Device
|
|
*/
|
|
static void pf_del_hmc_obj_callback(void *work_vf_dev)
|
|
{
|
|
struct i40iw_vfdev *vf_dev = (struct i40iw_vfdev *)work_vf_dev;
|
|
struct i40iw_hmc_info *hmc_info = &vf_dev->hmc_info;
|
|
struct i40iw_virtchnl_op_buf *vchnl_msg = &vf_dev->vf_msg_buffer.vchnl_msg;
|
|
struct i40iw_hmc_del_obj_info info;
|
|
struct i40iw_virtchnl_hmc_obj_range *del_hmc_obj;
|
|
enum i40iw_status_code ret_code = I40IW_SUCCESS;
|
|
|
|
if (!vf_dev->pf_hmc_initialized)
|
|
goto del_out;
|
|
|
|
del_hmc_obj = (struct i40iw_virtchnl_hmc_obj_range *)vchnl_msg->iw_chnl_buf;
|
|
|
|
memset(&info, 0, sizeof(info));
|
|
info.hmc_info = hmc_info;
|
|
info.is_pf = false;
|
|
info.rsrc_type = (u32)del_hmc_obj->obj_type;
|
|
info.start_idx = del_hmc_obj->start_index;
|
|
info.count = del_hmc_obj->obj_count;
|
|
i40iw_debug(vf_dev->pf_dev, I40IW_DEBUG_VIRT,
|
|
"I40IW_VCHNL_OP_DEL_HMC_OBJ_RANGE. Delete %u type %u objects\n",
|
|
info.count, info.rsrc_type);
|
|
ret_code = i40iw_sc_del_hmc_obj(vf_dev->pf_dev, &info, false);
|
|
del_out:
|
|
vf_dev->msg_count--;
|
|
vchnl_pf_send_error_resp(vf_dev->pf_dev, vf_dev->vf_id, vchnl_msg, (u16)ret_code);
|
|
}
|
|
|
|
/**
|
|
* i40iw_vf_init_pestat - Initialize stats for VF
|
|
* @devL pointer to the VF Device
|
|
* @stats: Statistics structure pointer
|
|
* @index: Stats index
|
|
*/
|
|
static void i40iw_vf_init_pestat(struct i40iw_sc_dev *dev, struct i40iw_vsi_pestat *stats, u16 index)
|
|
{
|
|
stats->hw = dev->hw;
|
|
i40iw_hw_stats_init(stats, (u8)index, false);
|
|
spin_lock_init(&stats->lock);
|
|
}
|
|
|
|
/**
|
|
* i40iw_vchnl_recv_pf - Receive PF virtual channel messages
|
|
* @dev: IWARP device pointer
|
|
* @vf_id: Virtual function ID associated with the message
|
|
* @msg: Virtual channel message buffer pointer
|
|
* @len: Length of the virtual channels message
|
|
*/
|
|
enum i40iw_status_code i40iw_vchnl_recv_pf(struct i40iw_sc_dev *dev,
|
|
u32 vf_id,
|
|
u8 *msg,
|
|
u16 len)
|
|
{
|
|
struct i40iw_virtchnl_op_buf *vchnl_msg = (struct i40iw_virtchnl_op_buf *)msg;
|
|
struct i40iw_vfdev *vf_dev = NULL;
|
|
struct i40iw_hmc_fcn_info hmc_fcn_info;
|
|
u16 iw_vf_idx;
|
|
u16 first_avail_iw_vf = I40IW_MAX_PE_ENABLED_VF_COUNT;
|
|
struct i40iw_virt_mem vf_dev_mem;
|
|
struct i40iw_virtchnl_work_info work_info;
|
|
struct i40iw_vsi_pestat *stats;
|
|
enum i40iw_status_code ret_code;
|
|
|
|
if (!dev || !msg || !len)
|
|
return I40IW_ERR_PARAM;
|
|
|
|
if (!dev->vchnl_up)
|
|
return I40IW_ERR_NOT_READY;
|
|
if (vchnl_msg->iw_op_code == I40IW_VCHNL_OP_GET_VER) {
|
|
vchnl_pf_send_get_ver_resp(dev, vf_id, vchnl_msg);
|
|
return I40IW_SUCCESS;
|
|
}
|
|
for (iw_vf_idx = 0; iw_vf_idx < I40IW_MAX_PE_ENABLED_VF_COUNT; iw_vf_idx++) {
|
|
if (!dev->vf_dev[iw_vf_idx]) {
|
|
if (first_avail_iw_vf == I40IW_MAX_PE_ENABLED_VF_COUNT)
|
|
first_avail_iw_vf = iw_vf_idx;
|
|
continue;
|
|
}
|
|
if (dev->vf_dev[iw_vf_idx]->vf_id == vf_id) {
|
|
vf_dev = dev->vf_dev[iw_vf_idx];
|
|
break;
|
|
}
|
|
}
|
|
if (vf_dev) {
|
|
if (!vf_dev->msg_count) {
|
|
vf_dev->msg_count++;
|
|
} else {
|
|
i40iw_debug(dev, I40IW_DEBUG_VIRT,
|
|
"VF%u already has a channel message in progress.\n",
|
|
vf_id);
|
|
return I40IW_SUCCESS;
|
|
}
|
|
}
|
|
switch (vchnl_msg->iw_op_code) {
|
|
case I40IW_VCHNL_OP_GET_HMC_FCN:
|
|
if (!vf_dev &&
|
|
(first_avail_iw_vf != I40IW_MAX_PE_ENABLED_VF_COUNT)) {
|
|
ret_code = i40iw_allocate_virt_mem(dev->hw, &vf_dev_mem, sizeof(struct i40iw_vfdev) +
|
|
(sizeof(struct i40iw_hmc_obj_info) * I40IW_HMC_IW_MAX));
|
|
if (!ret_code) {
|
|
vf_dev = vf_dev_mem.va;
|
|
vf_dev->stats_initialized = false;
|
|
vf_dev->pf_dev = dev;
|
|
vf_dev->msg_count = 1;
|
|
vf_dev->vf_id = vf_id;
|
|
vf_dev->iw_vf_idx = first_avail_iw_vf;
|
|
vf_dev->pf_hmc_initialized = false;
|
|
vf_dev->hmc_info.hmc_obj = (struct i40iw_hmc_obj_info *)(&vf_dev[1]);
|
|
i40iw_debug(dev, I40IW_DEBUG_VIRT,
|
|
"vf_dev %p, hmc_info %p, hmc_obj %p\n",
|
|
vf_dev, &vf_dev->hmc_info, vf_dev->hmc_info.hmc_obj);
|
|
dev->vf_dev[first_avail_iw_vf] = vf_dev;
|
|
iw_vf_idx = first_avail_iw_vf;
|
|
} else {
|
|
i40iw_debug(dev, I40IW_DEBUG_VIRT,
|
|
"VF%u Unable to allocate a VF device structure.\n",
|
|
vf_id);
|
|
vchnl_pf_send_error_resp(dev, vf_id, vchnl_msg, (u16)I40IW_ERR_NO_MEMORY);
|
|
return I40IW_SUCCESS;
|
|
}
|
|
memcpy(&vf_dev->vf_msg_buffer.vchnl_msg, vchnl_msg, len);
|
|
hmc_fcn_info.callback_fcn = pf_cqp_get_hmc_fcn_callback;
|
|
hmc_fcn_info.vf_id = vf_id;
|
|
hmc_fcn_info.iw_vf_idx = vf_dev->iw_vf_idx;
|
|
hmc_fcn_info.cqp_callback_param = vf_dev;
|
|
hmc_fcn_info.free_fcn = false;
|
|
ret_code = i40iw_cqp_manage_hmc_fcn_cmd(dev, &hmc_fcn_info);
|
|
if (ret_code)
|
|
i40iw_debug(dev, I40IW_DEBUG_VIRT,
|
|
"VF%u error CQP HMC Function operation.\n",
|
|
vf_id);
|
|
i40iw_vf_init_pestat(dev, &vf_dev->pestat, vf_dev->pmf_index);
|
|
vf_dev->stats_initialized = true;
|
|
} else {
|
|
if (vf_dev) {
|
|
vf_dev->msg_count--;
|
|
vchnl_pf_send_get_hmc_fcn_resp(dev, vf_id, vchnl_msg, vf_dev->pmf_index);
|
|
} else {
|
|
vchnl_pf_send_error_resp(dev, vf_id, vchnl_msg,
|
|
(u16)I40IW_ERR_NO_MEMORY);
|
|
}
|
|
}
|
|
break;
|
|
case I40IW_VCHNL_OP_ADD_HMC_OBJ_RANGE:
|
|
if (!vf_dev)
|
|
return I40IW_ERR_BAD_PTR;
|
|
work_info.worker_vf_dev = vf_dev;
|
|
work_info.callback_fcn = pf_add_hmc_obj_callback;
|
|
memcpy(&vf_dev->vf_msg_buffer.vchnl_msg, vchnl_msg, len);
|
|
i40iw_cqp_spawn_worker(dev, &work_info, vf_dev->iw_vf_idx);
|
|
break;
|
|
case I40IW_VCHNL_OP_DEL_HMC_OBJ_RANGE:
|
|
if (!vf_dev)
|
|
return I40IW_ERR_BAD_PTR;
|
|
work_info.worker_vf_dev = vf_dev;
|
|
work_info.callback_fcn = pf_del_hmc_obj_callback;
|
|
memcpy(&vf_dev->vf_msg_buffer.vchnl_msg, vchnl_msg, len);
|
|
i40iw_cqp_spawn_worker(dev, &work_info, vf_dev->iw_vf_idx);
|
|
break;
|
|
case I40IW_VCHNL_OP_GET_STATS:
|
|
if (!vf_dev)
|
|
return I40IW_ERR_BAD_PTR;
|
|
stats = &vf_dev->pestat;
|
|
i40iw_hw_stats_read_all(stats, &stats->hw_stats);
|
|
vf_dev->msg_count--;
|
|
vchnl_pf_send_get_pe_stats_resp(dev, vf_id, vchnl_msg, &stats->hw_stats);
|
|
break;
|
|
default:
|
|
i40iw_debug(dev, I40IW_DEBUG_VIRT,
|
|
"40iw_vchnl_recv_pf: Invalid OpCode 0x%x\n",
|
|
vchnl_msg->iw_op_code);
|
|
vchnl_pf_send_error_resp(dev, vf_id,
|
|
vchnl_msg, (u16)I40IW_ERR_NOT_IMPLEMENTED);
|
|
}
|
|
return I40IW_SUCCESS;
|
|
}
|
|
|
|
/**
|
|
* i40iw_vchnl_recv_vf - Receive VF virtual channel messages
|
|
* @dev: IWARP device pointer
|
|
* @vf_id: Virtual function ID associated with the message
|
|
* @msg: Virtual channel message buffer pointer
|
|
* @len: Length of the virtual channels message
|
|
*/
|
|
enum i40iw_status_code i40iw_vchnl_recv_vf(struct i40iw_sc_dev *dev,
|
|
u32 vf_id,
|
|
u8 *msg,
|
|
u16 len)
|
|
{
|
|
struct i40iw_virtchnl_resp_buf *vchnl_msg_resp = (struct i40iw_virtchnl_resp_buf *)msg;
|
|
struct i40iw_virtchnl_req *vchnl_req;
|
|
|
|
vchnl_req = (struct i40iw_virtchnl_req *)(uintptr_t)vchnl_msg_resp->iw_chnl_op_ctx;
|
|
vchnl_req->ret_code = (enum i40iw_status_code)vchnl_msg_resp->iw_op_ret_code;
|
|
if (len == (sizeof(*vchnl_msg_resp) + vchnl_req->parm_len - 1)) {
|
|
if (vchnl_req->parm_len && vchnl_req->parm)
|
|
memcpy(vchnl_req->parm, vchnl_msg_resp->iw_chnl_buf, vchnl_req->parm_len);
|
|
i40iw_debug(dev, I40IW_DEBUG_VIRT,
|
|
"%s: Got response, data size %u\n", __func__,
|
|
vchnl_req->parm_len);
|
|
} else {
|
|
i40iw_debug(dev, I40IW_DEBUG_VIRT,
|
|
"%s: error length on response, Got %u, expected %u\n", __func__,
|
|
len, (u32)(sizeof(*vchnl_msg_resp) + vchnl_req->parm_len - 1));
|
|
}
|
|
|
|
return I40IW_SUCCESS;
|
|
}
|
|
|
|
/**
|
|
* i40iw_vchnl_vf_get_ver - Request Channel version
|
|
* @dev: IWARP device pointer
|
|
* @vchnl_ver: Virtual channel message version pointer
|
|
*/
|
|
enum i40iw_status_code i40iw_vchnl_vf_get_ver(struct i40iw_sc_dev *dev,
|
|
u32 *vchnl_ver)
|
|
{
|
|
struct i40iw_virtchnl_req vchnl_req;
|
|
enum i40iw_status_code ret_code;
|
|
|
|
if (!i40iw_vf_clear_to_send(dev))
|
|
return I40IW_ERR_TIMEOUT;
|
|
memset(&vchnl_req, 0, sizeof(vchnl_req));
|
|
vchnl_req.dev = dev;
|
|
vchnl_req.parm = vchnl_ver;
|
|
vchnl_req.parm_len = sizeof(*vchnl_ver);
|
|
vchnl_req.vchnl_msg = &dev->vchnl_vf_msg_buf.vchnl_msg;
|
|
|
|
ret_code = vchnl_vf_send_get_ver_req(dev, &vchnl_req);
|
|
if (ret_code) {
|
|
i40iw_debug(dev, I40IW_DEBUG_VIRT,
|
|
"%s Send message failed 0x%0x\n", __func__, ret_code);
|
|
return ret_code;
|
|
}
|
|
ret_code = i40iw_vf_wait_vchnl_resp(dev);
|
|
if (ret_code)
|
|
return ret_code;
|
|
else
|
|
return vchnl_req.ret_code;
|
|
}
|
|
|
|
/**
|
|
* i40iw_vchnl_vf_get_hmc_fcn - Request HMC Function
|
|
* @dev: IWARP device pointer
|
|
* @hmc_fcn: HMC function index pointer
|
|
*/
|
|
enum i40iw_status_code i40iw_vchnl_vf_get_hmc_fcn(struct i40iw_sc_dev *dev,
|
|
u16 *hmc_fcn)
|
|
{
|
|
struct i40iw_virtchnl_req vchnl_req;
|
|
enum i40iw_status_code ret_code;
|
|
|
|
if (!i40iw_vf_clear_to_send(dev))
|
|
return I40IW_ERR_TIMEOUT;
|
|
memset(&vchnl_req, 0, sizeof(vchnl_req));
|
|
vchnl_req.dev = dev;
|
|
vchnl_req.parm = hmc_fcn;
|
|
vchnl_req.parm_len = sizeof(*hmc_fcn);
|
|
vchnl_req.vchnl_msg = &dev->vchnl_vf_msg_buf.vchnl_msg;
|
|
|
|
ret_code = vchnl_vf_send_get_hmc_fcn_req(dev, &vchnl_req);
|
|
if (ret_code) {
|
|
i40iw_debug(dev, I40IW_DEBUG_VIRT,
|
|
"%s Send message failed 0x%0x\n", __func__, ret_code);
|
|
return ret_code;
|
|
}
|
|
ret_code = i40iw_vf_wait_vchnl_resp(dev);
|
|
if (ret_code)
|
|
return ret_code;
|
|
else
|
|
return vchnl_req.ret_code;
|
|
}
|
|
|
|
/**
|
|
* i40iw_vchnl_vf_add_hmc_objs - Add HMC Object
|
|
* @dev: IWARP device pointer
|
|
* @rsrc_type: HMC Resource type
|
|
* @start_index: Starting index of the objects to be added
|
|
* @rsrc_count: Number of resources to be added
|
|
*/
|
|
enum i40iw_status_code i40iw_vchnl_vf_add_hmc_objs(struct i40iw_sc_dev *dev,
|
|
enum i40iw_hmc_rsrc_type rsrc_type,
|
|
u32 start_index,
|
|
u32 rsrc_count)
|
|
{
|
|
struct i40iw_virtchnl_req vchnl_req;
|
|
enum i40iw_status_code ret_code;
|
|
|
|
if (!i40iw_vf_clear_to_send(dev))
|
|
return I40IW_ERR_TIMEOUT;
|
|
memset(&vchnl_req, 0, sizeof(vchnl_req));
|
|
vchnl_req.dev = dev;
|
|
vchnl_req.vchnl_msg = &dev->vchnl_vf_msg_buf.vchnl_msg;
|
|
|
|
ret_code = vchnl_vf_send_add_hmc_objs_req(dev,
|
|
&vchnl_req,
|
|
rsrc_type,
|
|
start_index,
|
|
rsrc_count);
|
|
if (ret_code) {
|
|
i40iw_debug(dev, I40IW_DEBUG_VIRT,
|
|
"%s Send message failed 0x%0x\n", __func__, ret_code);
|
|
return ret_code;
|
|
}
|
|
ret_code = i40iw_vf_wait_vchnl_resp(dev);
|
|
if (ret_code)
|
|
return ret_code;
|
|
else
|
|
return vchnl_req.ret_code;
|
|
}
|
|
|
|
/**
|
|
* i40iw_vchnl_vf_del_hmc_obj - del HMC obj
|
|
* @dev: IWARP device pointer
|
|
* @rsrc_type: HMC Resource type
|
|
* @start_index: Starting index of the object to delete
|
|
* @rsrc_count: Number of resources to be delete
|
|
*/
|
|
enum i40iw_status_code i40iw_vchnl_vf_del_hmc_obj(struct i40iw_sc_dev *dev,
|
|
enum i40iw_hmc_rsrc_type rsrc_type,
|
|
u32 start_index,
|
|
u32 rsrc_count)
|
|
{
|
|
struct i40iw_virtchnl_req vchnl_req;
|
|
enum i40iw_status_code ret_code;
|
|
|
|
if (!i40iw_vf_clear_to_send(dev))
|
|
return I40IW_ERR_TIMEOUT;
|
|
memset(&vchnl_req, 0, sizeof(vchnl_req));
|
|
vchnl_req.dev = dev;
|
|
vchnl_req.vchnl_msg = &dev->vchnl_vf_msg_buf.vchnl_msg;
|
|
|
|
ret_code = vchnl_vf_send_del_hmc_objs_req(dev,
|
|
&vchnl_req,
|
|
rsrc_type,
|
|
start_index,
|
|
rsrc_count);
|
|
if (ret_code) {
|
|
i40iw_debug(dev, I40IW_DEBUG_VIRT,
|
|
"%s Send message failed 0x%0x\n", __func__, ret_code);
|
|
return ret_code;
|
|
}
|
|
ret_code = i40iw_vf_wait_vchnl_resp(dev);
|
|
if (ret_code)
|
|
return ret_code;
|
|
else
|
|
return vchnl_req.ret_code;
|
|
}
|
|
|
|
/**
|
|
* i40iw_vchnl_vf_get_pe_stats - Get PE stats
|
|
* @dev: IWARP device pointer
|
|
* @hw_stats: HW stats struct
|
|
*/
|
|
enum i40iw_status_code i40iw_vchnl_vf_get_pe_stats(struct i40iw_sc_dev *dev,
|
|
struct i40iw_dev_hw_stats *hw_stats)
|
|
{
|
|
struct i40iw_virtchnl_req vchnl_req;
|
|
enum i40iw_status_code ret_code;
|
|
|
|
if (!i40iw_vf_clear_to_send(dev))
|
|
return I40IW_ERR_TIMEOUT;
|
|
memset(&vchnl_req, 0, sizeof(vchnl_req));
|
|
vchnl_req.dev = dev;
|
|
vchnl_req.parm = hw_stats;
|
|
vchnl_req.parm_len = sizeof(*hw_stats);
|
|
vchnl_req.vchnl_msg = &dev->vchnl_vf_msg_buf.vchnl_msg;
|
|
|
|
ret_code = vchnl_vf_send_get_pe_stats_req(dev, &vchnl_req);
|
|
if (ret_code) {
|
|
i40iw_debug(dev, I40IW_DEBUG_VIRT,
|
|
"%s Send message failed 0x%0x\n", __func__, ret_code);
|
|
return ret_code;
|
|
}
|
|
ret_code = i40iw_vf_wait_vchnl_resp(dev);
|
|
if (ret_code)
|
|
return ret_code;
|
|
else
|
|
return vchnl_req.ret_code;
|
|
}
|