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/*-
* BSD LICENSE
*
* Copyright(c) 2010-2015 Intel Corporation. All rights reserved.
* All rights reserved.
*
* 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.
* * Neither the name of Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _I40E_PF_H_
#define _I40E_PF_H_
/* VERSION info to exchange between VF and PF host. In case VF works with
* ND kernel driver, it reads I40E_VIRTCHNL_VERSION_MAJOR/MINOR. In
* case works with DPDK host, it reads version below. Then VF realize who it
* is talking to and use proper language to communicate.
* */
#define I40E_DPDK_SIGNATURE ('D' << 24 | 'P' << 16 | 'D' << 8 | 'K')
#define I40E_DPDK_VERSION_MAJOR I40E_DPDK_SIGNATURE
#define I40E_DPDK_VERSION_MINOR 0
/* Default setting on number of VSIs that VF can contain */
#define I40E_DEFAULT_VF_VSI_NUM 1
#define I40E_DPDK_OFFSET 0x100
/* DPDK pf driver specific command to VF */
enum i40e_virtchnl_ops_dpdk {
/*
* Keep some gap between Linux PF commands and
* DPDK PF extended commands.
*/
I40E_VIRTCHNL_OP_CFG_VLAN_OFFLOAD = I40E_VIRTCHNL_OP_VERSION +
I40E_DPDK_OFFSET,
I40E_VIRTCHNL_OP_CFG_VLAN_PVID,
I40E_VIRTCHNL_OP_CONFIG_VSI_QUEUES_EXT,
};
/* A structure to support extended info of a receive queue. */
struct i40e_virtchnl_rxq_ext_info {
uint8_t crcstrip;
};
/*
* A structure to support extended info of queue pairs, an additional field
* is added, comparing to original 'struct i40e_virtchnl_queue_pair_info'.
*/
struct i40e_virtchnl_queue_pair_ext_info {
/* vsi_id and queue_id should be identical for both rx and tx queues.*/
struct i40e_virtchnl_txq_info txq;
struct i40e_virtchnl_rxq_info rxq;
struct i40e_virtchnl_rxq_ext_info rxq_ext;
};
/*
* A structure to support extended info of VSI queue pairs,
* 'struct i40e_virtchnl_queue_pair_ext_info' is used, see its original
* of 'struct i40e_virtchnl_queue_pair_info'.
*/
struct i40e_virtchnl_vsi_queue_config_ext_info {
uint16_t vsi_id;
uint16_t num_queue_pairs;
struct i40e_virtchnl_queue_pair_ext_info qpair[0];
};
struct i40e_virtchnl_vlan_offload_info {
uint16_t vsi_id;
uint8_t enable_vlan_strip;
uint8_t reserved;
};
/*
* Macro to calculate the memory size for configuring VSI queues
* via virtual channel.
*/
#define I40E_VIRTCHNL_CONFIG_VSI_QUEUES_SIZE(x, n) \
(sizeof(*(x)) + sizeof((x)->qpair[0]) * (n))
/*
* I40E_VIRTCHNL_OP_CFG_VLAN_PVID
* VF sends this message to enable/disable pvid. If it's
* enable op, needs to specify the pvid. PF returns status
* code in retval.
*/
struct i40e_virtchnl_pvid_info {
uint16_t vsi_id;
struct i40e_vsi_vlan_pvid_info info;
};
int i40e_pf_host_vf_reset(struct i40e_pf_vf *vf, bool do_hw_reset);
void i40e_pf_host_handle_vf_msg(struct rte_eth_dev *dev,
uint16_t abs_vf_id, uint32_t opcode,
__rte_unused uint32_t retval,
uint8_t *msg, uint16_t msglen);
int i40e_pf_host_init(struct rte_eth_dev *dev);
int i40e_pf_host_uninit(struct rte_eth_dev *dev);
#endif /* _I40E_PF_H_ */
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