1*e6550b3eSThomas Gleixner /* SPDX-License-Identifier: GPL-2.0-only */
25df6d737SAbhijeet Joglekar /*
35df6d737SAbhijeet Joglekar * Copyright 2008 Cisco Systems, Inc. All rights reserved.
45df6d737SAbhijeet Joglekar * Copyright 2007 Nuova Systems, Inc. All rights reserved.
55df6d737SAbhijeet Joglekar */
65df6d737SAbhijeet Joglekar #ifndef _FNIC_RES_H_
75df6d737SAbhijeet Joglekar #define _FNIC_RES_H_
85df6d737SAbhijeet Joglekar
95df6d737SAbhijeet Joglekar #include "wq_enet_desc.h"
105df6d737SAbhijeet Joglekar #include "rq_enet_desc.h"
115df6d737SAbhijeet Joglekar #include "vnic_wq.h"
125df6d737SAbhijeet Joglekar #include "vnic_rq.h"
135df6d737SAbhijeet Joglekar #include "fnic_io.h"
145df6d737SAbhijeet Joglekar #include "fcpio.h"
155df6d737SAbhijeet Joglekar #include "vnic_wq_copy.h"
165df6d737SAbhijeet Joglekar #include "vnic_cq_copy.h"
175df6d737SAbhijeet Joglekar
fnic_queue_wq_desc(struct vnic_wq * wq,void * os_buf,dma_addr_t dma_addr,unsigned int len,unsigned int fc_eof,int vlan_tag_insert,unsigned int vlan_tag,int cq_entry,int sop,int eop)185df6d737SAbhijeet Joglekar static inline void fnic_queue_wq_desc(struct vnic_wq *wq,
195df6d737SAbhijeet Joglekar void *os_buf, dma_addr_t dma_addr,
205df6d737SAbhijeet Joglekar unsigned int len, unsigned int fc_eof,
215df6d737SAbhijeet Joglekar int vlan_tag_insert,
225df6d737SAbhijeet Joglekar unsigned int vlan_tag,
235df6d737SAbhijeet Joglekar int cq_entry, int sop, int eop)
245df6d737SAbhijeet Joglekar {
255df6d737SAbhijeet Joglekar struct wq_enet_desc *desc = vnic_wq_next_desc(wq);
265df6d737SAbhijeet Joglekar
275df6d737SAbhijeet Joglekar wq_enet_desc_enc(desc,
285df6d737SAbhijeet Joglekar (u64)dma_addr | VNIC_PADDR_TARGET,
295df6d737SAbhijeet Joglekar (u16)len,
305df6d737SAbhijeet Joglekar 0, /* mss_or_csum_offset */
315df6d737SAbhijeet Joglekar (u16)fc_eof,
325df6d737SAbhijeet Joglekar 0, /* offload_mode */
335df6d737SAbhijeet Joglekar (u8)eop, (u8)cq_entry,
345df6d737SAbhijeet Joglekar 1, /* fcoe_encap */
355df6d737SAbhijeet Joglekar (u8)vlan_tag_insert,
365df6d737SAbhijeet Joglekar (u16)vlan_tag,
375df6d737SAbhijeet Joglekar 0 /* loopback */);
385df6d737SAbhijeet Joglekar
395df6d737SAbhijeet Joglekar vnic_wq_post(wq, os_buf, dma_addr, len, sop, eop);
405df6d737SAbhijeet Joglekar }
415df6d737SAbhijeet Joglekar
fnic_queue_wq_eth_desc(struct vnic_wq * wq,void * os_buf,dma_addr_t dma_addr,unsigned int len,int vlan_tag_insert,unsigned int vlan_tag,int cq_entry)4278112e55SJoe Eykholt static inline void fnic_queue_wq_eth_desc(struct vnic_wq *wq,
4378112e55SJoe Eykholt void *os_buf, dma_addr_t dma_addr,
4478112e55SJoe Eykholt unsigned int len,
4578112e55SJoe Eykholt int vlan_tag_insert,
4678112e55SJoe Eykholt unsigned int vlan_tag,
4778112e55SJoe Eykholt int cq_entry)
4878112e55SJoe Eykholt {
4978112e55SJoe Eykholt struct wq_enet_desc *desc = vnic_wq_next_desc(wq);
5078112e55SJoe Eykholt
5178112e55SJoe Eykholt wq_enet_desc_enc(desc,
5278112e55SJoe Eykholt (u64)dma_addr | VNIC_PADDR_TARGET,
5378112e55SJoe Eykholt (u16)len,
5478112e55SJoe Eykholt 0, /* mss_or_csum_offset */
5578112e55SJoe Eykholt 0, /* fc_eof */
5678112e55SJoe Eykholt 0, /* offload_mode */
5778112e55SJoe Eykholt 1, /* eop */
5878112e55SJoe Eykholt (u8)cq_entry,
5978112e55SJoe Eykholt 0, /* fcoe_encap */
6078112e55SJoe Eykholt (u8)vlan_tag_insert,
6178112e55SJoe Eykholt (u16)vlan_tag,
6278112e55SJoe Eykholt 0 /* loopback */);
6378112e55SJoe Eykholt
6478112e55SJoe Eykholt vnic_wq_post(wq, os_buf, dma_addr, len, 1, 1);
6578112e55SJoe Eykholt }
6678112e55SJoe Eykholt
fnic_queue_wq_copy_desc_icmnd_16(struct vnic_wq_copy * wq,u32 req_id,u32 lunmap_id,u8 spl_flags,u32 sgl_cnt,u32 sense_len,u64 sgl_addr,u64 sns_addr,u8 crn,u8 pri_ta,u8 flags,u8 * scsi_cdb,u8 cdb_len,u32 data_len,u8 * lun,u32 d_id,u16 mss,u32 ratov,u32 edtov)675df6d737SAbhijeet Joglekar static inline void fnic_queue_wq_copy_desc_icmnd_16(struct vnic_wq_copy *wq,
685df6d737SAbhijeet Joglekar u32 req_id,
695df6d737SAbhijeet Joglekar u32 lunmap_id, u8 spl_flags,
705df6d737SAbhijeet Joglekar u32 sgl_cnt, u32 sense_len,
715df6d737SAbhijeet Joglekar u64 sgl_addr, u64 sns_addr,
725df6d737SAbhijeet Joglekar u8 crn, u8 pri_ta,
735df6d737SAbhijeet Joglekar u8 flags, u8 *scsi_cdb,
744b53662bSAbhijeet Joglekar u8 cdb_len,
755df6d737SAbhijeet Joglekar u32 data_len, u8 *lun,
765df6d737SAbhijeet Joglekar u32 d_id, u16 mss,
775df6d737SAbhijeet Joglekar u32 ratov, u32 edtov)
785df6d737SAbhijeet Joglekar {
795df6d737SAbhijeet Joglekar struct fcpio_host_req *desc = vnic_wq_copy_next_desc(wq);
805df6d737SAbhijeet Joglekar
815df6d737SAbhijeet Joglekar desc->hdr.type = FCPIO_ICMND_16; /* enum fcpio_type */
825df6d737SAbhijeet Joglekar desc->hdr.status = 0; /* header status entry */
835df6d737SAbhijeet Joglekar desc->hdr._resvd = 0; /* reserved */
845df6d737SAbhijeet Joglekar desc->hdr.tag.u.req_id = req_id; /* id for this request */
855df6d737SAbhijeet Joglekar
865df6d737SAbhijeet Joglekar desc->u.icmnd_16.lunmap_id = lunmap_id; /* index into lunmap table */
875df6d737SAbhijeet Joglekar desc->u.icmnd_16.special_req_flags = spl_flags; /* exch req flags */
885df6d737SAbhijeet Joglekar desc->u.icmnd_16._resvd0[0] = 0; /* reserved */
895df6d737SAbhijeet Joglekar desc->u.icmnd_16._resvd0[1] = 0; /* reserved */
905df6d737SAbhijeet Joglekar desc->u.icmnd_16._resvd0[2] = 0; /* reserved */
915df6d737SAbhijeet Joglekar desc->u.icmnd_16.sgl_cnt = sgl_cnt; /* scatter-gather list count */
925df6d737SAbhijeet Joglekar desc->u.icmnd_16.sense_len = sense_len; /* sense buffer length */
935df6d737SAbhijeet Joglekar desc->u.icmnd_16.sgl_addr = sgl_addr; /* scatter-gather list addr */
945df6d737SAbhijeet Joglekar desc->u.icmnd_16.sense_addr = sns_addr; /* sense buffer address */
955df6d737SAbhijeet Joglekar desc->u.icmnd_16.crn = crn; /* SCSI Command Reference No.*/
965df6d737SAbhijeet Joglekar desc->u.icmnd_16.pri_ta = pri_ta; /* SCSI Pri & Task attribute */
975df6d737SAbhijeet Joglekar desc->u.icmnd_16._resvd1 = 0; /* reserved: should be 0 */
985df6d737SAbhijeet Joglekar desc->u.icmnd_16.flags = flags; /* command flags */
994b53662bSAbhijeet Joglekar memset(desc->u.icmnd_16.scsi_cdb, 0, CDB_16);
1004b53662bSAbhijeet Joglekar memcpy(desc->u.icmnd_16.scsi_cdb, scsi_cdb, cdb_len); /* SCSI CDB */
1015df6d737SAbhijeet Joglekar desc->u.icmnd_16.data_len = data_len; /* length of data expected */
1025df6d737SAbhijeet Joglekar memcpy(desc->u.icmnd_16.lun, lun, LUN_ADDRESS); /* LUN address */
1035df6d737SAbhijeet Joglekar desc->u.icmnd_16._resvd2 = 0; /* reserved */
1045df6d737SAbhijeet Joglekar hton24(desc->u.icmnd_16.d_id, d_id); /* FC vNIC only: Target D_ID */
1055df6d737SAbhijeet Joglekar desc->u.icmnd_16.mss = mss; /* FC vNIC only: max burst */
1065df6d737SAbhijeet Joglekar desc->u.icmnd_16.r_a_tov = ratov; /*FC vNIC only: Res. Alloc Timeout */
1075df6d737SAbhijeet Joglekar desc->u.icmnd_16.e_d_tov = edtov; /*FC vNIC only: Err Detect Timeout */
1085df6d737SAbhijeet Joglekar
1095df6d737SAbhijeet Joglekar vnic_wq_copy_post(wq);
1105df6d737SAbhijeet Joglekar }
1115df6d737SAbhijeet Joglekar
fnic_queue_wq_copy_desc_itmf(struct vnic_wq_copy * wq,u32 req_id,u32 lunmap_id,u32 tm_req,u32 tm_id,u8 * lun,u32 d_id,u32 r_a_tov,u32 e_d_tov)1125df6d737SAbhijeet Joglekar static inline void fnic_queue_wq_copy_desc_itmf(struct vnic_wq_copy *wq,
1135df6d737SAbhijeet Joglekar u32 req_id, u32 lunmap_id,
1145df6d737SAbhijeet Joglekar u32 tm_req, u32 tm_id, u8 *lun,
1155df6d737SAbhijeet Joglekar u32 d_id, u32 r_a_tov,
1165df6d737SAbhijeet Joglekar u32 e_d_tov)
1175df6d737SAbhijeet Joglekar {
1185df6d737SAbhijeet Joglekar struct fcpio_host_req *desc = vnic_wq_copy_next_desc(wq);
1195df6d737SAbhijeet Joglekar
1205df6d737SAbhijeet Joglekar desc->hdr.type = FCPIO_ITMF; /* enum fcpio_type */
1215df6d737SAbhijeet Joglekar desc->hdr.status = 0; /* header status entry */
1225df6d737SAbhijeet Joglekar desc->hdr._resvd = 0; /* reserved */
1235df6d737SAbhijeet Joglekar desc->hdr.tag.u.req_id = req_id; /* id for this request */
1245df6d737SAbhijeet Joglekar
1255df6d737SAbhijeet Joglekar desc->u.itmf.lunmap_id = lunmap_id; /* index into lunmap table */
1265df6d737SAbhijeet Joglekar desc->u.itmf.tm_req = tm_req; /* SCSI Task Management request */
1275df6d737SAbhijeet Joglekar desc->u.itmf.t_tag = tm_id; /* tag of fcpio to be aborted */
1285df6d737SAbhijeet Joglekar desc->u.itmf._resvd = 0;
1295df6d737SAbhijeet Joglekar memcpy(desc->u.itmf.lun, lun, LUN_ADDRESS); /* LUN address */
1305df6d737SAbhijeet Joglekar desc->u.itmf._resvd1 = 0;
1315df6d737SAbhijeet Joglekar hton24(desc->u.itmf.d_id, d_id); /* FC vNIC only: Target D_ID */
1325df6d737SAbhijeet Joglekar desc->u.itmf.r_a_tov = r_a_tov; /* FC vNIC only: R_A_TOV in msec */
1335df6d737SAbhijeet Joglekar desc->u.itmf.e_d_tov = e_d_tov; /* FC vNIC only: E_D_TOV in msec */
1345df6d737SAbhijeet Joglekar
1355df6d737SAbhijeet Joglekar vnic_wq_copy_post(wq);
1365df6d737SAbhijeet Joglekar }
1375df6d737SAbhijeet Joglekar
fnic_queue_wq_copy_desc_flogi_reg(struct vnic_wq_copy * wq,u32 req_id,u8 format,u32 s_id,u8 * gw_mac)1385df6d737SAbhijeet Joglekar static inline void fnic_queue_wq_copy_desc_flogi_reg(struct vnic_wq_copy *wq,
1395df6d737SAbhijeet Joglekar u32 req_id, u8 format,
1405df6d737SAbhijeet Joglekar u32 s_id, u8 *gw_mac)
1415df6d737SAbhijeet Joglekar {
1425df6d737SAbhijeet Joglekar struct fcpio_host_req *desc = vnic_wq_copy_next_desc(wq);
1435df6d737SAbhijeet Joglekar
1445df6d737SAbhijeet Joglekar desc->hdr.type = FCPIO_FLOGI_REG; /* enum fcpio_type */
1455df6d737SAbhijeet Joglekar desc->hdr.status = 0; /* header status entry */
1465df6d737SAbhijeet Joglekar desc->hdr._resvd = 0; /* reserved */
1475df6d737SAbhijeet Joglekar desc->hdr.tag.u.req_id = req_id; /* id for this request */
1485df6d737SAbhijeet Joglekar
1495df6d737SAbhijeet Joglekar desc->u.flogi_reg.format = format;
15078112e55SJoe Eykholt desc->u.flogi_reg._resvd = 0;
1515df6d737SAbhijeet Joglekar hton24(desc->u.flogi_reg.s_id, s_id);
1525df6d737SAbhijeet Joglekar memcpy(desc->u.flogi_reg.gateway_mac, gw_mac, ETH_ALEN);
1535df6d737SAbhijeet Joglekar
1545df6d737SAbhijeet Joglekar vnic_wq_copy_post(wq);
1555df6d737SAbhijeet Joglekar }
1565df6d737SAbhijeet Joglekar
fnic_queue_wq_copy_desc_fip_reg(struct vnic_wq_copy * wq,u32 req_id,u32 s_id,u8 * fcf_mac,u8 * ha_mac,u32 r_a_tov,u32 e_d_tov)15778112e55SJoe Eykholt static inline void fnic_queue_wq_copy_desc_fip_reg(struct vnic_wq_copy *wq,
15878112e55SJoe Eykholt u32 req_id, u32 s_id,
15978112e55SJoe Eykholt u8 *fcf_mac, u8 *ha_mac,
16078112e55SJoe Eykholt u32 r_a_tov, u32 e_d_tov)
16178112e55SJoe Eykholt {
16278112e55SJoe Eykholt struct fcpio_host_req *desc = vnic_wq_copy_next_desc(wq);
16378112e55SJoe Eykholt
16478112e55SJoe Eykholt desc->hdr.type = FCPIO_FLOGI_FIP_REG; /* enum fcpio_type */
16578112e55SJoe Eykholt desc->hdr.status = 0; /* header status entry */
16678112e55SJoe Eykholt desc->hdr._resvd = 0; /* reserved */
16778112e55SJoe Eykholt desc->hdr.tag.u.req_id = req_id; /* id for this request */
16878112e55SJoe Eykholt
16978112e55SJoe Eykholt desc->u.flogi_fip_reg._resvd0 = 0;
17078112e55SJoe Eykholt hton24(desc->u.flogi_fip_reg.s_id, s_id);
17178112e55SJoe Eykholt memcpy(desc->u.flogi_fip_reg.fcf_mac, fcf_mac, ETH_ALEN);
17278112e55SJoe Eykholt desc->u.flogi_fip_reg._resvd1 = 0;
17378112e55SJoe Eykholt desc->u.flogi_fip_reg.r_a_tov = r_a_tov;
17478112e55SJoe Eykholt desc->u.flogi_fip_reg.e_d_tov = e_d_tov;
17578112e55SJoe Eykholt memcpy(desc->u.flogi_fip_reg.ha_mac, ha_mac, ETH_ALEN);
17678112e55SJoe Eykholt desc->u.flogi_fip_reg._resvd2 = 0;
17778112e55SJoe Eykholt
17878112e55SJoe Eykholt vnic_wq_copy_post(wq);
17978112e55SJoe Eykholt }
18078112e55SJoe Eykholt
fnic_queue_wq_copy_desc_fw_reset(struct vnic_wq_copy * wq,u32 req_id)1815df6d737SAbhijeet Joglekar static inline void fnic_queue_wq_copy_desc_fw_reset(struct vnic_wq_copy *wq,
1825df6d737SAbhijeet Joglekar u32 req_id)
1835df6d737SAbhijeet Joglekar {
1845df6d737SAbhijeet Joglekar struct fcpio_host_req *desc = vnic_wq_copy_next_desc(wq);
1855df6d737SAbhijeet Joglekar
1865df6d737SAbhijeet Joglekar desc->hdr.type = FCPIO_RESET; /* enum fcpio_type */
1875df6d737SAbhijeet Joglekar desc->hdr.status = 0; /* header status entry */
1885df6d737SAbhijeet Joglekar desc->hdr._resvd = 0; /* reserved */
1895df6d737SAbhijeet Joglekar desc->hdr.tag.u.req_id = req_id; /* id for this request */
1905df6d737SAbhijeet Joglekar
1915df6d737SAbhijeet Joglekar vnic_wq_copy_post(wq);
1925df6d737SAbhijeet Joglekar }
1935df6d737SAbhijeet Joglekar
fnic_queue_wq_copy_desc_lunmap(struct vnic_wq_copy * wq,u32 req_id,u64 lunmap_addr,u32 lunmap_len)1945df6d737SAbhijeet Joglekar static inline void fnic_queue_wq_copy_desc_lunmap(struct vnic_wq_copy *wq,
1955df6d737SAbhijeet Joglekar u32 req_id, u64 lunmap_addr,
1965df6d737SAbhijeet Joglekar u32 lunmap_len)
1975df6d737SAbhijeet Joglekar {
1985df6d737SAbhijeet Joglekar struct fcpio_host_req *desc = vnic_wq_copy_next_desc(wq);
1995df6d737SAbhijeet Joglekar
2005df6d737SAbhijeet Joglekar desc->hdr.type = FCPIO_LUNMAP_REQ; /* enum fcpio_type */
2015df6d737SAbhijeet Joglekar desc->hdr.status = 0; /* header status entry */
2025df6d737SAbhijeet Joglekar desc->hdr._resvd = 0; /* reserved */
2035df6d737SAbhijeet Joglekar desc->hdr.tag.u.req_id = req_id; /* id for this request */
2045df6d737SAbhijeet Joglekar
2055df6d737SAbhijeet Joglekar desc->u.lunmap_req.addr = lunmap_addr; /* address of the buffer */
2065df6d737SAbhijeet Joglekar desc->u.lunmap_req.len = lunmap_len; /* len of the buffer */
2075df6d737SAbhijeet Joglekar
2085df6d737SAbhijeet Joglekar vnic_wq_copy_post(wq);
2095df6d737SAbhijeet Joglekar }
2105df6d737SAbhijeet Joglekar
fnic_queue_rq_desc(struct vnic_rq * rq,void * os_buf,dma_addr_t dma_addr,u16 len)2115df6d737SAbhijeet Joglekar static inline void fnic_queue_rq_desc(struct vnic_rq *rq,
2125df6d737SAbhijeet Joglekar void *os_buf, dma_addr_t dma_addr,
2135df6d737SAbhijeet Joglekar u16 len)
2145df6d737SAbhijeet Joglekar {
2155df6d737SAbhijeet Joglekar struct rq_enet_desc *desc = vnic_rq_next_desc(rq);
2165df6d737SAbhijeet Joglekar
2175df6d737SAbhijeet Joglekar rq_enet_desc_enc(desc,
2185df6d737SAbhijeet Joglekar (u64)dma_addr | VNIC_PADDR_TARGET,
2195df6d737SAbhijeet Joglekar RQ_ENET_TYPE_ONLY_SOP,
2205df6d737SAbhijeet Joglekar (u16)len);
2215df6d737SAbhijeet Joglekar
2225df6d737SAbhijeet Joglekar vnic_rq_post(rq, os_buf, 0, dma_addr, len);
2235df6d737SAbhijeet Joglekar }
2245df6d737SAbhijeet Joglekar
2255df6d737SAbhijeet Joglekar
2265df6d737SAbhijeet Joglekar struct fnic;
2275df6d737SAbhijeet Joglekar
2285df6d737SAbhijeet Joglekar int fnic_get_vnic_config(struct fnic *);
2295df6d737SAbhijeet Joglekar int fnic_alloc_vnic_resources(struct fnic *);
2305df6d737SAbhijeet Joglekar void fnic_free_vnic_resources(struct fnic *);
2315df6d737SAbhijeet Joglekar void fnic_get_res_counts(struct fnic *);
2325df6d737SAbhijeet Joglekar int fnic_set_nic_config(struct fnic *fnic, u8 rss_default_cpu,
2335df6d737SAbhijeet Joglekar u8 rss_hash_type, u8 rss_hash_bits, u8 rss_base_cpu,
2345df6d737SAbhijeet Joglekar u8 rss_enable, u8 tso_ipid_split_en,
2355df6d737SAbhijeet Joglekar u8 ig_vlan_strip_en);
2365df6d737SAbhijeet Joglekar
2375df6d737SAbhijeet Joglekar #endif /* _FNIC_RES_H_ */
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