mirror of https://github.com/F-Stack/f-stack.git
227 lines
6.5 KiB
C
227 lines
6.5 KiB
C
/* SPDX-License-Identifier: BSD-3-Clause
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* Copyright(c) 2016 Cavium, Inc
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*/
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#ifndef __THUNDERX_NICVF_MBOX__
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#define __THUNDERX_NICVF_MBOX__
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#include <stdint.h>
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#include "nicvf_plat.h"
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#include "../nicvf_struct.h"
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/* PF <--> VF Mailbox communication
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* Two 64bit registers are shared between PF and VF for each VF
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* Writing into second register means end of message.
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*/
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/* PF <--> VF mailbox communication */
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#define NIC_PF_VF_MAILBOX_SIZE 2
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#define NIC_MBOX_MSG_TIMEOUT 2000 /* ms */
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/* Mailbox message types */
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#define NIC_MBOX_MSG_INVALID 0x00 /* Invalid message */
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#define NIC_MBOX_MSG_READY 0x01 /* Is PF ready to rcv msgs */
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#define NIC_MBOX_MSG_ACK 0x02 /* ACK the message received */
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#define NIC_MBOX_MSG_NACK 0x03 /* NACK the message received */
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#define NIC_MBOX_MSG_QS_CFG 0x04 /* Configure Qset */
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#define NIC_MBOX_MSG_RQ_CFG 0x05 /* Configure receive queue */
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#define NIC_MBOX_MSG_SQ_CFG 0x06 /* Configure Send queue */
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#define NIC_MBOX_MSG_RQ_DROP_CFG 0x07 /* Configure receive queue */
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#define NIC_MBOX_MSG_SET_MAC 0x08 /* Add MAC ID to DMAC filter */
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#define NIC_MBOX_MSG_SET_MAX_FRS 0x09 /* Set max frame size */
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#define NIC_MBOX_MSG_CPI_CFG 0x0A /* Config CPI, RSSI */
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#define NIC_MBOX_MSG_RSS_SIZE 0x0B /* Get RSS indir_tbl size */
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#define NIC_MBOX_MSG_RSS_CFG 0x0C /* Config RSS table */
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#define NIC_MBOX_MSG_RSS_CFG_CONT 0x0D /* RSS config continuation */
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#define NIC_MBOX_MSG_RQ_BP_CFG 0x0E /* RQ backpressure config */
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#define NIC_MBOX_MSG_RQ_SW_SYNC 0x0F /* Flush inflight pkts to RQ */
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#define NIC_MBOX_MSG_BGX_LINK_CHANGE 0x11 /* BGX:LMAC link status */
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#define NIC_MBOX_MSG_ALLOC_SQS 0x12 /* Allocate secondary Qset */
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#define NIC_MBOX_MSG_LOOPBACK 0x16 /* Set interface in loopback */
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#define NIC_MBOX_MSG_RESET_STAT_COUNTER 0x17 /* Reset statistics counters */
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#define NIC_MBOX_MSG_SET_LINK 0x21 /* Set link up/down */
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#define NIC_MBOX_MSG_CFG_DONE 0xF0 /* VF configuration done */
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#define NIC_MBOX_MSG_SHUTDOWN 0xF1 /* VF is being shutdown */
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#define NIC_MBOX_MSG_MAX 0x100 /* Maximum number of messages */
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/* Get vNIC VF configuration */
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struct nic_cfg_msg {
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uint8_t msg;
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uint8_t vf_id;
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uint8_t node_id;
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bool tns_mode:1;
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bool sqs_mode:1;
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bool loopback_supported:1;
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uint8_t mac_addr[NICVF_MAC_ADDR_SIZE];
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};
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/* Qset configuration */
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struct qs_cfg_msg {
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uint8_t msg;
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uint8_t num;
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uint8_t sqs_count;
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uint64_t cfg;
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};
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/* Receive queue configuration */
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struct rq_cfg_msg {
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uint8_t msg;
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uint8_t qs_num;
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uint8_t rq_num;
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uint64_t cfg;
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};
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/* Send queue configuration */
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struct sq_cfg_msg {
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uint8_t msg;
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uint8_t qs_num;
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uint8_t sq_num;
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bool sqs_mode;
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uint64_t cfg;
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};
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/* Set VF's MAC address */
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struct set_mac_msg {
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uint8_t msg;
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uint8_t vf_id;
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uint8_t mac_addr[NICVF_MAC_ADDR_SIZE];
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};
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/* Set Maximum frame size */
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struct set_frs_msg {
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uint8_t msg;
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uint8_t vf_id;
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uint16_t max_frs;
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};
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/* Set CPI algorithm type */
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struct cpi_cfg_msg {
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uint8_t msg;
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uint8_t vf_id;
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uint8_t rq_cnt;
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uint8_t cpi_alg;
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};
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/* Get RSS table size */
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struct rss_sz_msg {
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uint8_t msg;
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uint8_t vf_id;
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uint16_t ind_tbl_size;
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};
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/* Set RSS configuration */
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struct rss_cfg_msg {
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uint8_t msg;
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uint8_t vf_id;
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uint8_t hash_bits;
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uint8_t tbl_len;
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uint8_t tbl_offset;
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#define RSS_IND_TBL_LEN_PER_MBX_MSG 8
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uint8_t ind_tbl[RSS_IND_TBL_LEN_PER_MBX_MSG];
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};
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/* Physical interface link status */
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struct bgx_link_status {
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uint8_t msg;
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uint8_t mac_type;
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uint8_t link_up;
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uint8_t duplex;
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uint32_t speed;
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};
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/* Allocate additional SQS to VF */
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struct sqs_alloc {
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uint8_t msg;
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uint8_t spec;
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uint8_t qs_count;
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uint8_t svf[MAX_SQS_PER_VF];
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};
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/* Set interface in loopback mode */
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struct set_loopback {
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uint8_t msg;
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uint8_t vf_id;
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bool enable;
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};
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/* Reset statistics counters */
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struct reset_stat_cfg {
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uint8_t msg;
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/* Bitmap to select NIC_PF_VNIC(vf_id)_RX_STAT(0..13) */
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uint16_t rx_stat_mask;
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/* Bitmap to select NIC_PF_VNIC(vf_id)_TX_STAT(0..4) */
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uint8_t tx_stat_mask;
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/* Bitmap to select NIC_PF_QS(0..127)_RQ(0..7)_STAT(0..1)
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* bit14, bit15 NIC_PF_QS(vf_id)_RQ7_STAT(0..1)
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* bit12, bit13 NIC_PF_QS(vf_id)_RQ6_STAT(0..1)
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* ..
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* bit2, bit3 NIC_PF_QS(vf_id)_RQ1_STAT(0..1)
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* bit0, bit1 NIC_PF_QS(vf_id)_RQ0_STAT(0..1)
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*/
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uint16_t rq_stat_mask;
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/* Bitmap to select NIC_PF_QS(0..127)_SQ(0..7)_STAT(0..1)
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* bit14, bit15 NIC_PF_QS(vf_id)_SQ7_STAT(0..1)
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* bit12, bit13 NIC_PF_QS(vf_id)_SQ6_STAT(0..1)
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* ..
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* bit2, bit3 NIC_PF_QS(vf_id)_SQ1_STAT(0..1)
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* bit0, bit1 NIC_PF_QS(vf_id)_SQ0_STAT(0..1)
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*/
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uint16_t sq_stat_mask;
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};
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/* Set link up/down */
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struct set_link_state {
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uint8_t msg;
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uint8_t vf_id;
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bool enable;
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};
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struct nic_mbx {
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/* 128 bit shared memory between PF and each VF */
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union {
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struct { uint8_t msg; } msg;
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struct nic_cfg_msg nic_cfg;
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struct qs_cfg_msg qs;
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struct rq_cfg_msg rq;
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struct sq_cfg_msg sq;
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struct set_mac_msg mac;
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struct set_frs_msg frs;
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struct cpi_cfg_msg cpi_cfg;
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struct rss_sz_msg rss_size;
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struct rss_cfg_msg rss_cfg;
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struct bgx_link_status link_status;
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struct sqs_alloc sqs_alloc;
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struct set_loopback lbk;
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struct reset_stat_cfg reset_stat;
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struct set_link_state set_link;
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};
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};
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NICVF_STATIC_ASSERT(sizeof(struct nic_mbx) <= 16);
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int nicvf_handle_mbx_intr(struct nicvf *nic);
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int nicvf_mbox_check_pf_ready(struct nicvf *nic);
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int nicvf_mbox_qset_config(struct nicvf *nic, struct pf_qs_cfg *qs_cfg);
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int nicvf_mbox_request_sqs(struct nicvf *nic);
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int nicvf_mbox_rq_config(struct nicvf *nic, uint16_t qidx,
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struct pf_rq_cfg *pf_rq_cfg);
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int nicvf_mbox_sq_config(struct nicvf *nic, uint16_t qidx);
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int nicvf_mbox_rq_drop_config(struct nicvf *nic, uint16_t qidx, bool enable);
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int nicvf_mbox_rq_bp_config(struct nicvf *nic, uint16_t qidx, bool enable);
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int nicvf_mbox_set_mac_addr(struct nicvf *nic,
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const uint8_t mac[NICVF_MAC_ADDR_SIZE]);
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int nicvf_mbox_config_cpi(struct nicvf *nic, uint32_t qcnt);
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int nicvf_mbox_get_rss_size(struct nicvf *nic);
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int nicvf_mbox_config_rss(struct nicvf *nic);
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int nicvf_mbox_update_hw_max_frs(struct nicvf *nic, uint16_t mtu);
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int nicvf_mbox_rq_sync(struct nicvf *nic);
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int nicvf_mbox_loopback_config(struct nicvf *nic, bool enable);
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int nicvf_mbox_reset_stat_counters(struct nicvf *nic, uint16_t rx_stat_mask,
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uint8_t tx_stat_mask, uint16_t rq_stat_mask, uint16_t sq_stat_mask);
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int nicvf_mbox_set_link_up_down(struct nicvf *nic, bool enable);
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void nicvf_mbox_shutdown(struct nicvf *nic);
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void nicvf_mbox_cfg_done(struct nicvf *nic);
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#endif /* __THUNDERX_NICVF_MBOX__ */
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