diff options
Diffstat (limited to 'drivers/net/i40e/i40e_pf.h')
| -rw-r--r-- | drivers/net/i40e/i40e_pf.h | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/drivers/net/i40e/i40e_pf.h b/drivers/net/i40e/i40e_pf.h new file mode 100644 index 00000000..9c01829a --- /dev/null +++ b/drivers/net/i40e/i40e_pf.h @@ -0,0 +1,128 @@ +/*- + * 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 + +enum i40e_pf_vfr_state { + I40E_PF_VFR_INPROGRESS = 0, + I40E_PF_VFR_COMPLETED = 1, +}; + +/* 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_GET_LINK_STAT = I40E_VIRTCHNL_OP_VERSION + + I40E_DPDK_OFFSET, + I40E_VIRTCHNL_OP_CFG_VLAN_OFFLOAD, + 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_ */ |