1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2016 Cavium, Inc
5 #ifndef __THUNDERX_NICVF_MBOX__
6 #define __THUNDERX_NICVF_MBOX__
10 #include "nicvf_plat.h"
11 #include "../nicvf_struct.h"
13 /* PF <--> VF Mailbox communication
14 * Two 64bit registers are shared between PF and VF for each VF
15 * Writing into second register means end of message.
18 /* PF <--> VF mailbox communication */
19 #define NIC_PF_VF_MAILBOX_SIZE 2
20 #define NIC_MBOX_MSG_TIMEOUT 2000 /* ms */
22 /* Mailbox message types */
23 #define NIC_MBOX_MSG_INVALID 0x00 /* Invalid message */
24 #define NIC_MBOX_MSG_READY 0x01 /* Is PF ready to rcv msgs */
25 #define NIC_MBOX_MSG_ACK 0x02 /* ACK the message received */
26 #define NIC_MBOX_MSG_NACK 0x03 /* NACK the message received */
27 #define NIC_MBOX_MSG_QS_CFG 0x04 /* Configure Qset */
28 #define NIC_MBOX_MSG_RQ_CFG 0x05 /* Configure receive queue */
29 #define NIC_MBOX_MSG_SQ_CFG 0x06 /* Configure Send queue */
30 #define NIC_MBOX_MSG_RQ_DROP_CFG 0x07 /* Configure receive queue */
31 #define NIC_MBOX_MSG_SET_MAC 0x08 /* Add MAC ID to DMAC filter */
32 #define NIC_MBOX_MSG_SET_MAX_FRS 0x09 /* Set max frame size */
33 #define NIC_MBOX_MSG_CPI_CFG 0x0A /* Config CPI, RSSI */
34 #define NIC_MBOX_MSG_RSS_SIZE 0x0B /* Get RSS indir_tbl size */
35 #define NIC_MBOX_MSG_RSS_CFG 0x0C /* Config RSS table */
36 #define NIC_MBOX_MSG_RSS_CFG_CONT 0x0D /* RSS config continuation */
37 #define NIC_MBOX_MSG_RQ_BP_CFG 0x0E /* RQ backpressure config */
38 #define NIC_MBOX_MSG_RQ_SW_SYNC 0x0F /* Flush inflight pkts to RQ */
39 #define NIC_MBOX_MSG_BGX_LINK_CHANGE 0x11 /* BGX:LMAC link status */
40 #define NIC_MBOX_MSG_ALLOC_SQS 0x12 /* Allocate secondary Qset */
41 #define NIC_MBOX_MSG_LOOPBACK 0x16 /* Set interface in loopback */
42 #define NIC_MBOX_MSG_RESET_STAT_COUNTER 0x17 /* Reset statistics counters */
43 #define NIC_MBOX_MSG_CFG_DONE 0xF0 /* VF configuration done */
44 #define NIC_MBOX_MSG_SHUTDOWN 0xF1 /* VF is being shutdown */
45 #define NIC_MBOX_MSG_MAX 0x100 /* Maximum number of messages */
47 /* Get vNIC VF configuration */
54 bool loopback_supported:1;
55 uint8_t mac_addr[NICVF_MAC_ADDR_SIZE];
58 /* Qset configuration */
66 /* Receive queue configuration */
74 /* Send queue configuration */
83 /* Set VF's MAC address */
87 uint8_t mac_addr[NICVF_MAC_ADDR_SIZE];
90 /* Set Maximum frame size */
97 /* Set CPI algorithm type */
105 /* Get RSS table size */
109 uint16_t ind_tbl_size;
112 /* Set RSS configuration */
119 #define RSS_IND_TBL_LEN_PER_MBX_MSG 8
120 uint8_t ind_tbl[RSS_IND_TBL_LEN_PER_MBX_MSG];
123 /* Physical interface link status */
124 struct bgx_link_status {
132 /* Allocate additional SQS to VF */
137 uint8_t svf[MAX_SQS_PER_VF];
140 /* Set interface in loopback mode */
141 struct set_loopback {
147 /* Reset statistics counters */
148 struct reset_stat_cfg {
150 /* Bitmap to select NIC_PF_VNIC(vf_id)_RX_STAT(0..13) */
151 uint16_t rx_stat_mask;
152 /* Bitmap to select NIC_PF_VNIC(vf_id)_TX_STAT(0..4) */
153 uint8_t tx_stat_mask;
154 /* Bitmap to select NIC_PF_QS(0..127)_RQ(0..7)_STAT(0..1)
155 * bit14, bit15 NIC_PF_QS(vf_id)_RQ7_STAT(0..1)
156 * bit12, bit13 NIC_PF_QS(vf_id)_RQ6_STAT(0..1)
158 * bit2, bit3 NIC_PF_QS(vf_id)_RQ1_STAT(0..1)
159 * bit0, bit1 NIC_PF_QS(vf_id)_RQ0_STAT(0..1)
161 uint16_t rq_stat_mask;
162 /* Bitmap to select NIC_PF_QS(0..127)_SQ(0..7)_STAT(0..1)
163 * bit14, bit15 NIC_PF_QS(vf_id)_SQ7_STAT(0..1)
164 * bit12, bit13 NIC_PF_QS(vf_id)_SQ6_STAT(0..1)
166 * bit2, bit3 NIC_PF_QS(vf_id)_SQ1_STAT(0..1)
167 * bit0, bit1 NIC_PF_QS(vf_id)_SQ0_STAT(0..1)
169 uint16_t sq_stat_mask;
173 /* 128 bit shared memory between PF and each VF */
175 struct { uint8_t msg; } msg;
176 struct nic_cfg_msg nic_cfg;
177 struct qs_cfg_msg qs;
178 struct rq_cfg_msg rq;
179 struct sq_cfg_msg sq;
180 struct set_mac_msg mac;
181 struct set_frs_msg frs;
182 struct cpi_cfg_msg cpi_cfg;
183 struct rss_sz_msg rss_size;
184 struct rss_cfg_msg rss_cfg;
185 struct bgx_link_status link_status;
186 struct sqs_alloc sqs_alloc;
187 struct set_loopback lbk;
188 struct reset_stat_cfg reset_stat;
192 NICVF_STATIC_ASSERT(sizeof(struct nic_mbx) <= 16);
194 int nicvf_handle_mbx_intr(struct nicvf *nic);
195 int nicvf_mbox_check_pf_ready(struct nicvf *nic);
196 int nicvf_mbox_qset_config(struct nicvf *nic, struct pf_qs_cfg *qs_cfg);
197 int nicvf_mbox_request_sqs(struct nicvf *nic);
198 int nicvf_mbox_rq_config(struct nicvf *nic, uint16_t qidx,
199 struct pf_rq_cfg *pf_rq_cfg);
200 int nicvf_mbox_sq_config(struct nicvf *nic, uint16_t qidx);
201 int nicvf_mbox_rq_drop_config(struct nicvf *nic, uint16_t qidx, bool enable);
202 int nicvf_mbox_rq_bp_config(struct nicvf *nic, uint16_t qidx, bool enable);
203 int nicvf_mbox_set_mac_addr(struct nicvf *nic,
204 const uint8_t mac[NICVF_MAC_ADDR_SIZE]);
205 int nicvf_mbox_config_cpi(struct nicvf *nic, uint32_t qcnt);
206 int nicvf_mbox_get_rss_size(struct nicvf *nic);
207 int nicvf_mbox_config_rss(struct nicvf *nic);
208 int nicvf_mbox_update_hw_max_frs(struct nicvf *nic, uint16_t mtu);
209 int nicvf_mbox_rq_sync(struct nicvf *nic);
210 int nicvf_mbox_loopback_config(struct nicvf *nic, bool enable);
211 int nicvf_mbox_reset_stat_counters(struct nicvf *nic, uint16_t rx_stat_mask,
212 uint8_t tx_stat_mask, uint16_t rq_stat_mask, uint16_t sq_stat_mask);
213 void nicvf_mbox_shutdown(struct nicvf *nic);
214 void nicvf_mbox_cfg_done(struct nicvf *nic);
216 #endif /* __THUNDERX_NICVF_MBOX__ */