i40iw: virtual channel handling files (4097351a) · Commits · e / devices / android_kernel_fairphone_FP4

drivers/infiniband/hw/i40iw/i40iw_vf.c

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		/*******************************************************************************
		*
		* Copyright (c) 2015-2016 Intel Corporation. All rights reserved.
		*
		* This software is available to you under a choice of one of two
		* licenses. You may choose to be licensed under the terms of the GNU
		* General Public License (GPL) Version 2, available from the file
		* COPYING in the main directory of this source tree, or the
		* OpenFabrics.org BSD license below:
		*
		* Redistribution and use in source and binary forms, with or
		* without modification, are permitted provided that the following
		* conditions are met:
		*
		* - Redistributions of source code must retain the above
		* copyright notice, this list of conditions and the following
		* disclaimer.
		*
		* - Redistributions in binary form must reproduce the above
		* copyright notice, this list of conditions and the following
		* disclaimer in the documentation and/or other materials
		* provided with the distribution.
		*
		* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
		* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
		* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
		* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
		* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
		* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
		* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
		* SOFTWARE.
		*
		*******************************************************************************/

		#include "i40iw_osdep.h"
		#include "i40iw_register.h"
		#include "i40iw_status.h"
		#include "i40iw_hmc.h"
		#include "i40iw_d.h"
		#include "i40iw_type.h"
		#include "i40iw_p.h"
		#include "i40iw_vf.h"

		/**
		* i40iw_manage_vf_pble_bp - manage vf pble
		* @cqp: cqp for cqp' sq wqe
		* @info: pble info
		* @scratch: pointer for completion
		* @post_sq: to post and ring
		*/
		enum i40iw_status_code i40iw_manage_vf_pble_bp(struct i40iw_sc_cqp *cqp,
		struct i40iw_manage_vf_pble_info *info,
		u64 scratch,
		bool post_sq)
		{
		u64 *wqe;
		u64 temp, header, pd_pl_pba = 0;

		wqe = i40iw_sc_cqp_get_next_send_wqe(cqp, scratch);
		if (!wqe)
		return I40IW_ERR_RING_FULL;

		temp = LS_64(info->pd_entry_cnt, I40IW_CQPSQ_MVPBP_PD_ENTRY_CNT) \|
		LS_64(info->first_pd_index, I40IW_CQPSQ_MVPBP_FIRST_PD_INX) \|
		LS_64(info->sd_index, I40IW_CQPSQ_MVPBP_SD_INX);
		set_64bit_val(wqe, 16, temp);

		header = LS_64((info->inv_pd_ent ? 1 : 0), I40IW_CQPSQ_MVPBP_INV_PD_ENT) \|
		LS_64(I40IW_CQP_OP_MANAGE_VF_PBLE_BP, I40IW_CQPSQ_OPCODE) \|
		LS_64(cqp->polarity, I40IW_CQPSQ_WQEVALID);
		set_64bit_val(wqe, 24, header);

		pd_pl_pba = LS_64(info->pd_pl_pba >> 3, I40IW_CQPSQ_MVPBP_PD_PLPBA);
		set_64bit_val(wqe, 32, pd_pl_pba);

		i40iw_debug_buf(cqp->dev, I40IW_DEBUG_WQE, "MANAGE VF_PBLE_BP WQE", wqe, I40IW_CQP_WQE_SIZE * 8);

		if (post_sq)
		i40iw_sc_cqp_post_sq(cqp);
		return 0;
		}

		struct i40iw_vf_cqp_ops iw_vf_cqp_ops = {
		i40iw_manage_vf_pble_bp
		};

drivers/infiniband/hw/i40iw/i40iw_vf.h

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		/*******************************************************************************
		*
		* Copyright (c) 2015-2016 Intel Corporation. All rights reserved.
		*
		* This software is available to you under a choice of one of two
		* licenses. You may choose to be licensed under the terms of the GNU
		* General Public License (GPL) Version 2, available from the file
		* COPYING in the main directory of this source tree, or the
		* OpenFabrics.org BSD license below:
		*
		* Redistribution and use in source and binary forms, with or
		* without modification, are permitted provided that the following
		* conditions are met:
		*
		* - Redistributions of source code must retain the above
		* copyright notice, this list of conditions and the following
		* disclaimer.
		*
		* - Redistributions in binary form must reproduce the above
		* copyright notice, this list of conditions and the following
		* disclaimer in the documentation and/or other materials
		* provided with the distribution.
		*
		* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
		* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
		* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
		* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
		* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
		* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
		* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
		* SOFTWARE.
		*
		*******************************************************************************/

		#ifndef I40IW_VF_H
		#define I40IW_VF_H

		struct i40iw_sc_cqp;

		struct i40iw_manage_vf_pble_info {
		u32 sd_index;
		u16 first_pd_index;
		u16 pd_entry_cnt;
		u8 inv_pd_ent;
		u64 pd_pl_pba;
		};

		struct i40iw_vf_cqp_ops {
		enum i40iw_status_code (manage_vf_pble_bp)(struct i40iw_sc_cqp ,
		struct i40iw_manage_vf_pble_info *,
		u64,
		bool);
		};

		enum i40iw_status_code i40iw_manage_vf_pble_bp(struct i40iw_sc_cqp *cqp,
		struct i40iw_manage_vf_pble_info *info,
		u64 scratch,
		bool post_sq);

		extern struct i40iw_vf_cqp_ops iw_vf_cqp_ops;

		#endif

drivers/infiniband/hw/i40iw/i40iw_virtchnl.c

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drivers/infiniband/hw/i40iw/i40iw_virtchnl.h

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		/*******************************************************************************
		*
		* Copyright (c) 2015-2016 Intel Corporation. All rights reserved.
		*
		* This software is available to you under a choice of one of two
		* licenses. You may choose to be licensed under the terms of the GNU
		* General Public License (GPL) Version 2, available from the file
		* COPYING in the main directory of this source tree, or the
		* OpenFabrics.org BSD license below:
		*
		* Redistribution and use in source and binary forms, with or
		* without modification, are permitted provided that the following
		* conditions are met:
		*
		* - Redistributions of source code must retain the above
		* copyright notice, this list of conditions and the following
		* disclaimer.
		*
		* - Redistributions in binary form must reproduce the above
		* copyright notice, this list of conditions and the following
		* disclaimer in the documentation and/or other materials
		* provided with the distribution.
		*
		* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
		* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
		* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
		* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
		* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
		* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
		* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
		* SOFTWARE.
		*
		*******************************************************************************/

		#ifndef I40IW_VIRTCHNL_H
		#define I40IW_VIRTCHNL_H

		#include "i40iw_hmc.h"

		#pragma pack(push, 1)

		struct i40iw_virtchnl_op_buf {
		u16 iw_op_code;
		u16 iw_op_ver;
		u16 iw_chnl_buf_len;
		u16 rsvd;
		u64 iw_chnl_op_ctx;
		/* Member alignment MUST be maintained above this location */
		u8 iw_chnl_buf[1];
		};

		struct i40iw_virtchnl_resp_buf {
		u64 iw_chnl_op_ctx;
		u16 iw_chnl_buf_len;
		s16 iw_op_ret_code;
		/* Member alignment MUST be maintained above this location */
		u16 rsvd[2];
		u8 iw_chnl_buf[1];
		};

		enum i40iw_virtchnl_ops {
		I40IW_VCHNL_OP_GET_VER = 0,
		I40IW_VCHNL_OP_GET_HMC_FCN,
		I40IW_VCHNL_OP_ADD_HMC_OBJ_RANGE,
		I40IW_VCHNL_OP_DEL_HMC_OBJ_RANGE,
		I40IW_VCHNL_OP_GET_STATS
		};

		#define I40IW_VCHNL_OP_GET_VER_V0 0
		#define I40IW_VCHNL_OP_GET_HMC_FCN_V0 0
		#define I40IW_VCHNL_OP_ADD_HMC_OBJ_RANGE_V0 0
		#define I40IW_VCHNL_OP_DEL_HMC_OBJ_RANGE_V0 0
		#define I40IW_VCHNL_OP_GET_STATS_V0 0
		#define I40IW_VCHNL_CHNL_VER_V0 0

		struct i40iw_dev_hw_stats;

		struct i40iw_virtchnl_hmc_obj_range {
		u16 obj_type;
		u16 rsvd;
		u32 start_index;
		u32 obj_count;
		};

		enum i40iw_status_code i40iw_vchnl_recv_pf(struct i40iw_sc_dev *dev,
		u32 vf_id,
		u8 *msg,
		u16 len);

		enum i40iw_status_code i40iw_vchnl_recv_vf(struct i40iw_sc_dev *dev,
		u32 vf_id,
		u8 *msg,
		u16 len);

		struct i40iw_virtchnl_req {
		struct i40iw_sc_dev *dev;
		struct i40iw_virtchnl_op_buf *vchnl_msg;
		void *parm;
		u32 vf_id;
		u16 parm_len;
		s16 ret_code;
		};

		#pragma pack(pop)

		enum i40iw_status_code i40iw_vchnl_vf_get_ver(struct i40iw_sc_dev *dev,
		u32 *vchnl_ver);

		enum i40iw_status_code i40iw_vchnl_vf_get_hmc_fcn(struct i40iw_sc_dev *dev,
		u16 *hmc_fcn);

		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);

		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);

		enum i40iw_status_code i40iw_vchnl_vf_get_pe_stats(struct i40iw_sc_dev *dev,
		struct i40iw_dev_hw_stats *hw_stats);
		#endif