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提交 6d368e53 编写于 作者: J James Smart 提交者： James Bottomley
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[SCSI] lpfc 8.3.24: Add resource extent support 

This patch adds support for hardware that returns resource ids via
extents rather than contiguous ranges.

[jejb: checkpatch.pl fixes]
Signed-off-by: NAlex Iannicelli <alex.iannicelli@emulex.com>
Signed-off-by: NJames Smart <james.smart@emulex.com>
Signed-off-by: NJames Bottomley <jbottomley@parallels.com>
上级 52d52440
隐藏空白更改
内联 并排
Showing with 1937 addition and 276 deletion
drivers/scsi/lpfc/lpfc.h
浏览文件 @ 6d368e53
......@@ -780,6 +780,9 @@ struct lpfc_hba {
uint16_t vpi_base;
uint16_t vfi_base;
unsigned long *vpi_bmask; /* vpi allocation table */
uint16_t *vpi_ids;
uint16_t vpi_count;
struct list_head lpfc_vpi_blk_list;
/* Data structure used by fabric iocb scheduler */
struct list_head fabric_iocb_list;
......
drivers/scsi/lpfc/lpfc_bsg.c
浏览文件 @ 6d368e53
......@@ -332,6 +332,8 @@ lpfc_bsg_send_mgmt_cmd(struct fc_bsg_job *job)
cmd->ulpLe = 1;
cmd->ulpClass = CLASS3;
cmd->ulpContext = ndlp->nlp_rpi;
if (phba->sli_rev == LPFC_SLI_REV4)
cmd->ulpContext = phba->sli4_hba.rpi_ids[ndlp->nlp_rpi];
cmd->ulpOwner = OWN_CHIP;
cmdiocbq->vport = phba->pport;
cmdiocbq->context3 = bmp;
......@@ -1336,6 +1338,10 @@ lpfc_issue_ct_rsp(struct lpfc_hba *phba, struct fc_bsg_job *job, uint32_t tag,
}
icmd->un.ulpWord[3] = ndlp->nlp_rpi;
if (phba->sli_rev == LPFC_SLI_REV4)
icmd->ulpContext =
phba->sli4_hba.rpi_ids[ndlp->nlp_rpi];
/* The exchange is done, mark the entry as invalid */
phba->ct_ctx[tag].flags &= ~UNSOL_VALID;
} else
......
drivers/scsi/lpfc/lpfc_crtn.h
浏览文件 @ 6d368e53
......@@ -55,6 +55,8 @@ void lpfc_request_features(struct lpfc_hba *, struct lpfcMboxq *);
void lpfc_supported_pages(struct lpfcMboxq *);
void lpfc_pc_sli4_params(struct lpfcMboxq *);
int lpfc_pc_sli4_params_get(struct lpfc_hba *, LPFC_MBOXQ_t *);
int lpfc_sli4_mbox_rsrc_extent(struct lpfc_hba *, struct lpfcMboxq *,
uint16_t, uint16_t, bool);
int lpfc_get_sli4_parameters(struct lpfc_hba *, LPFC_MBOXQ_t *);
struct lpfc_vport *lpfc_find_vport_by_did(struct lpfc_hba *, uint32_t);
void lpfc_cleanup_rcv_buffers(struct lpfc_vport *);
......@@ -366,6 +368,10 @@ extern void lpfc_debugfs_slow_ring_trc(struct lpfc_hba *, char *, uint32_t,
uint32_t, uint32_t);
extern struct lpfc_hbq_init *lpfc_hbq_defs[];
/* SLI4 if_type 2 externs. */
int lpfc_sli4_alloc_resource_identifiers(struct lpfc_hba *);
int lpfc_sli4_dealloc_resource_identifiers(struct lpfc_hba *);
/* externs BlockGuard */
extern char *_dump_buf_data;
extern unsigned long _dump_buf_data_order;
......
drivers/scsi/lpfc/lpfc_ct.c
浏览文件 @ 6d368e53
......@@ -352,6 +352,8 @@ lpfc_gen_req(struct lpfc_vport *vport, struct lpfc_dmabuf *bmp,
icmd->ulpLe = 1;
icmd->ulpClass = CLASS3;
icmd->ulpContext = ndlp->nlp_rpi;
if (phba->sli_rev == LPFC_SLI_REV4)
icmd->ulpContext = phba->sli4_hba.rpi_ids[ndlp->nlp_rpi];
if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) {
/* For GEN_REQUEST64_CR, use the RPI */
......
drivers/scsi/lpfc/lpfc_els.c
浏览文件 @ 6d368e53
......@@ -250,7 +250,7 @@ lpfc_prep_els_iocb(struct lpfc_vport *vport, uint8_t expectRsp,
icmd->un.elsreq64.myID = vport->fc_myDID;
/* For ELS_REQUEST64_CR, use the VPI by default */
icmd->ulpContext = vport->vpi + phba->vpi_base;
icmd->ulpContext = phba->vpi_ids[vport->vpi];
icmd->ulpCt_h = 0;
/* The CT field must be 0=INVALID_RPI for the ECHO cmd */
if (elscmd == ELS_CMD_ECHO)
......@@ -454,6 +454,7 @@ lpfc_issue_reg_vfi(struct lpfc_vport *vport)
rc = -ENOMEM;
goto fail_free_dmabuf;
}
mboxq = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
if (!mboxq) {
rc = -ENOMEM;
......@@ -6585,6 +6586,26 @@ lpfc_find_vport_by_vpid(struct lpfc_hba *phba, uint16_t vpi)
{
struct lpfc_vport *vport;
unsigned long flags;
int i;
/* The physical ports are always vpi 0 - translate is unnecessary. */
if (vpi > 0) {
/*
* Translate the physical vpi to the logical vpi. The
* vport stores the logical vpi.
*/
for (i = 0; i < phba->max_vpi; i++) {
if (vpi == phba->vpi_ids[i])
break;
}
if (i >= phba->max_vpi) {
lpfc_printf_log(phba, KERN_ERR, LOG_ELS,
"2936 Could not find Vport mapped "
"to vpi %d\n", vpi);
return NULL;
}
}
spin_lock_irqsave(&phba->hbalock, flags);
list_for_each_entry(vport, &phba->port_list, listentry) {
......@@ -6641,8 +6662,9 @@ lpfc_els_unsol_event(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
vport = phba->pport;
else
vport = lpfc_find_vport_by_vpid(phba,
icmd->unsli3.rcvsli3.vpi - phba->vpi_base);
icmd->unsli3.rcvsli3.vpi);
}
/* If there are no BDEs associated
* with this IOCB, there is nothing to do.
*/
......@@ -7222,7 +7244,7 @@ lpfc_issue_els_fdisc(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
elsiocb->iocb.ulpCt_h = (SLI4_CT_VPI >> 1) & 1;
elsiocb->iocb.ulpCt_l = SLI4_CT_VPI & 1 ;
/* Set the ulpContext to the vpi */
elsiocb->iocb.ulpContext = vport->vpi + phba->vpi_base;
elsiocb->iocb.ulpContext = phba->vpi_ids[vport->vpi];
} else {
/* For FDISC, Let FDISC rsp set the NPortID for this VPI */
icmd->ulpCt_h = 1;
......
drivers/scsi/lpfc/lpfc_hbadisc.c
浏览文件 @ 6d368e53
......@@ -881,7 +881,7 @@ lpfc_linkdown(struct lpfc_hba *phba)
/* Clean up any firmware default rpi's */
mb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
if (mb) {
lpfc_unreg_did(phba, 0xffff, 0xffffffff, mb);
lpfc_unreg_did(phba, 0xffff, LPFC_UNREG_ALL_DFLT_RPIS, mb);
mb->vport = vport;
mb->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
if (lpfc_sli_issue_mbox(phba, mb, MBX_NOWAIT)
......@@ -3421,7 +3421,8 @@ lpfc_mbx_cmpl_fabric_reg_login(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
return;
}
ndlp->nlp_rpi = mb->un.varWords[0];
if (phba->sli_rev < LPFC_SLI_REV4)
ndlp->nlp_rpi = mb->un.varWords[0];
ndlp->nlp_flag |= NLP_RPI_REGISTERED;
ndlp->nlp_type |= NLP_FABRIC;
lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNMAPPED_NODE);
......@@ -3495,7 +3496,8 @@ lpfc_mbx_cmpl_ns_reg_login(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
return;
}
ndlp->nlp_rpi = mb->un.varWords[0];
if (phba->sli_rev < LPFC_SLI_REV4)
ndlp->nlp_rpi = mb->un.varWords[0];
ndlp->nlp_flag |= NLP_RPI_REGISTERED;
ndlp->nlp_type |= NLP_FABRIC;
lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNMAPPED_NODE);
......@@ -3582,7 +3584,6 @@ lpfc_register_remote_port(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp)
if (ndlp->nlp_type & NLP_FCP_INITIATOR)
rport_ids.roles |= FC_RPORT_ROLE_FCP_INITIATOR;
if (rport_ids.roles != FC_RPORT_ROLE_UNKNOWN)
fc_remote_port_rolechg(rport, rport_ids.roles);
......@@ -4097,11 +4098,16 @@ lpfc_unreg_rpi(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp)
struct lpfc_hba *phba = vport->phba;
LPFC_MBOXQ_t *mbox;
int rc;
uint16_t rpi;
if (ndlp->nlp_flag & NLP_RPI_REGISTERED) {
mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
if (mbox) {
lpfc_unreg_login(phba, vport->vpi, ndlp->nlp_rpi, mbox);
/* SLI4 ports require the physical rpi value. */
rpi = ndlp->nlp_rpi;
if (phba->sli_rev == LPFC_SLI_REV4)
rpi = phba->sli4_hba.rpi_ids[ndlp->nlp_rpi];
lpfc_unreg_login(phba, vport->vpi, rpi, mbox);
mbox->vport = vport;
mbox->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT);
......@@ -4170,7 +4176,8 @@ lpfc_unreg_all_rpis(struct lpfc_vport *vport)
mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
if (mbox) {
lpfc_unreg_login(phba, vport->vpi, 0xffff, mbox);
lpfc_unreg_login(phba, vport->vpi, LPFC_UNREG_ALL_RPIS_VPORT,
mbox);
mbox->vport = vport;
mbox->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
mbox->context1 = NULL;
......@@ -4194,7 +4201,8 @@ lpfc_unreg_default_rpis(struct lpfc_vport *vport)
mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
if (mbox) {
lpfc_unreg_did(phba, vport->vpi, 0xffffffff, mbox);
lpfc_unreg_did(phba, vport->vpi, LPFC_UNREG_ALL_DFLT_RPIS,
mbox);
mbox->vport = vport;
mbox->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
mbox->context1 = NULL;
......@@ -4644,10 +4652,7 @@ lpfc_disc_start(struct lpfc_vport *vport)
if (num_sent)
return;
/*
* For SLI3, cmpl_reg_vpi will set port_state to READY, and
* continue discovery.
*/
/* Register the VPI for SLI3, NON-NPIV only. */
if ((phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) &&
!(vport->fc_flag & FC_PT2PT) &&
!(vport->fc_flag & FC_RSCN_MODE) &&
......@@ -4934,7 +4939,7 @@ lpfc_disc_timeout_handler(struct lpfc_vport *vport)
if (phba->sli_rev < LPFC_SLI_REV4) {
if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED)
lpfc_issue_reg_vpi(phba, vport);
else { /* NPIV Not enabled */
else {
lpfc_issue_clear_la(phba, vport);
vport->port_state = LPFC_VPORT_READY;
}
......@@ -5060,7 +5065,8 @@ lpfc_mbx_cmpl_fdmi_reg_login(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
pmb->context1 = NULL;
pmb->context2 = NULL;
ndlp->nlp_rpi = mb->un.varWords[0];
if (phba->sli_rev < LPFC_SLI_REV4)
ndlp->nlp_rpi = mb->un.varWords[0];
ndlp->nlp_flag |= NLP_RPI_REGISTERED;
ndlp->nlp_type |= NLP_FABRIC;
lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNMAPPED_NODE);
......
drivers/scsi/lpfc/lpfc_hw.h
浏览文件 @ 6d368e53
......@@ -64,6 +64,8 @@
#define SLI3_IOCB_CMD_SIZE 128
#define SLI3_IOCB_RSP_SIZE 64
#define LPFC_UNREG_ALL_RPIS_VPORT 0xffff
#define LPFC_UNREG_ALL_DFLT_RPIS 0xffffffff
/* vendor ID used in SCSI netlink calls */
#define LPFC_NL_VENDOR_ID (SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_EMULEX)
......
drivers/scsi/lpfc/lpfc_hw4.h
浏览文件 @ 6d368e53
......@@ -229,9 +229,26 @@ struct ulp_bde64 {
struct lpfc_sli4_flags {
uint32_t word0;
#define lpfc_fip_flag_SHIFT 0
#define lpfc_fip_flag_MASK 0x00000001
#define lpfc_fip_flag_WORD word0
#define lpfc_idx_rsrc_rdy_SHIFT 0
#define lpfc_idx_rsrc_rdy_MASK 0x00000001
#define lpfc_idx_rsrc_rdy_WORD word0
#define LPFC_IDX_RSRC_RDY 1
#define lpfc_xri_rsrc_rdy_SHIFT 1
#define lpfc_xri_rsrc_rdy_MASK 0x00000001
#define lpfc_xri_rsrc_rdy_WORD word0
#define LPFC_XRI_RSRC_RDY 1
#define lpfc_rpi_rsrc_rdy_SHIFT 2
#define lpfc_rpi_rsrc_rdy_MASK 0x00000001
#define lpfc_rpi_rsrc_rdy_WORD word0
#define LPFC_RPI_RSRC_RDY 1
#define lpfc_vpi_rsrc_rdy_SHIFT 3
#define lpfc_vpi_rsrc_rdy_MASK 0x00000001
#define lpfc_vpi_rsrc_rdy_WORD word0
#define LPFC_VPI_RSRC_RDY 1
#define lpfc_vfi_rsrc_rdy_SHIFT 4
#define lpfc_vfi_rsrc_rdy_MASK 0x00000001
#define lpfc_vfi_rsrc_rdy_WORD word0
#define LPFC_VFI_RSRC_RDY 1
};
struct sli4_bls_rsp {
......@@ -791,12 +808,22 @@ union lpfc_sli4_cfg_shdr {
} response;
};
/* Mailbox structures */
/* Mailbox Header structures.
* struct mbox_header is defined for first generation SLI4_CFG mailbox
* calls deployed for BE-based ports.
*
* struct sli4_mbox_header is defined for second generation SLI4
* ports that don't deploy the SLI4_CFG mechanism.
*/
struct mbox_header {
struct lpfc_sli4_cfg_mhdr cfg_mhdr;
union lpfc_sli4_cfg_shdr cfg_shdr;
};
#define LPFC_EXTENT_LOCAL 0
#define LPFC_TIMEOUT_DEFAULT 0
#define LPFC_EXTENT_VERSION_DEFAULT 0
/* Subsystem Definitions */
#define LPFC_MBOX_SUBSYSTEM_COMMON 0x1
#define LPFC_MBOX_SUBSYSTEM_FCOE 0xC
......@@ -819,6 +846,10 @@ struct mbox_header {
#define LPFC_MBOX_OPCODE_QUERY_FW_CFG 0x3A
#define LPFC_MBOX_OPCODE_FUNCTION_RESET 0x3D
#define LPFC_MBOX_OPCODE_MQ_CREATE_EXT 0x5A
#define LPFC_MBOX_OPCODE_GET_RSRC_EXTENT_INFO 0x9A
#define LPFC_MBOX_OPCODE_GET_ALLOC_RSRC_EXTENT 0x9B
#define LPFC_MBOX_OPCODE_ALLOC_RSRC_EXTENT 0x9C
#define LPFC_MBOX_OPCODE_DEALLOC_RSRC_EXTENT 0x9D
#define LPFC_MBOX_OPCODE_GET_FUNCTION_CONFIG 0xA0
#define LPFC_MBOX_OPCODE_GET_PROFILE_CONFIG 0xA4
#define LPFC_MBOX_OPCODE_WRITE_OBJECT 0xAC
......@@ -1238,6 +1269,110 @@ struct lpfc_mbx_mq_destroy {
} u;
};
/* Start Gen 2 SLI4 Mailbox definitions: */
/* Define allocate-ready Gen 2 SLI4 FCoE Resource Extent Types. */
#define LPFC_RSC_TYPE_FCOE_VFI 0x20
#define LPFC_RSC_TYPE_FCOE_VPI 0x21
#define LPFC_RSC_TYPE_FCOE_RPI 0x22
#define LPFC_RSC_TYPE_FCOE_XRI 0x23
struct lpfc_mbx_get_rsrc_extent_info {
struct mbox_header header;
union {
struct {
uint32_t word4;
#define lpfc_mbx_get_rsrc_extent_info_type_SHIFT 0
#define lpfc_mbx_get_rsrc_extent_info_type_MASK 0x0000FFFF
#define lpfc_mbx_get_rsrc_extent_info_type_WORD word4
} req;
struct {
uint32_t word4;
#define lpfc_mbx_get_rsrc_extent_info_cnt_SHIFT 0
#define lpfc_mbx_get_rsrc_extent_info_cnt_MASK 0x0000FFFF
#define lpfc_mbx_get_rsrc_extent_info_cnt_WORD word4
#define lpfc_mbx_get_rsrc_extent_info_size_SHIFT 16
#define lpfc_mbx_get_rsrc_extent_info_size_MASK 0x0000FFFF
#define lpfc_mbx_get_rsrc_extent_info_size_WORD word4
} rsp;
} u;
};
struct lpfc_id_range {
uint32_t word5;
#define lpfc_mbx_rsrc_id_word4_0_SHIFT 0
#define lpfc_mbx_rsrc_id_word4_0_MASK 0x0000FFFF
#define lpfc_mbx_rsrc_id_word4_0_WORD word5
#define lpfc_mbx_rsrc_id_word4_1_SHIFT 16
#define lpfc_mbx_rsrc_id_word4_1_MASK 0x0000FFFF
#define lpfc_mbx_rsrc_id_word4_1_WORD word5
};
/*
* struct lpfc_mbx_alloc_rsrc_extents:
* A mbox is generically 256 bytes long. An SLI4_CONFIG mailbox requires
* 6 words of header + 4 words of shared subcommand header +
* 1 words of Extent-Opcode-specific header = 11 words or 44 bytes total.
*
* An embedded version of SLI4_CONFIG therefore has 256 - 44 = 212 bytes
* for extents payload.
*
* 212/2 (bytes per extent) = 106 extents.
* 106/2 (extents per word) = 53 words.
* lpfc_id_range id is statically size to 53.
*
* This mailbox definition is used for ALLOC or GET_ALLOCATED
* extent ranges. For ALLOC, the type and cnt are required.
* For GET_ALLOCATED, only the type is required.
*/
struct lpfc_mbx_alloc_rsrc_extents {
struct mbox_header header;
union {
struct {
uint32_t word4;
#define lpfc_mbx_alloc_rsrc_extents_type_SHIFT 0
#define lpfc_mbx_alloc_rsrc_extents_type_MASK 0x0000FFFF
#define lpfc_mbx_alloc_rsrc_extents_type_WORD word4
#define lpfc_mbx_alloc_rsrc_extents_cnt_SHIFT 16
#define lpfc_mbx_alloc_rsrc_extents_cnt_MASK 0x0000FFFF
#define lpfc_mbx_alloc_rsrc_extents_cnt_WORD word4
} req;
struct {
uint32_t word4;
#define lpfc_mbx_rsrc_cnt_SHIFT 0
#define lpfc_mbx_rsrc_cnt_MASK 0x0000FFFF
#define lpfc_mbx_rsrc_cnt_WORD word4
struct lpfc_id_range id[53];
} rsp;
} u;
};
/*
* This is the non-embedded version of ALLOC or GET RSRC_EXTENTS. Word4 in this
* structure shares the same SHIFT/MASK/WORD defines provided in the
* mbx_alloc_rsrc_extents and mbx_get_alloc_rsrc_extents, word4, provided in
* the structures defined above. This non-embedded structure provides for the
* maximum number of extents supported by the port.
*/
struct lpfc_mbx_nembed_rsrc_extent {
union lpfc_sli4_cfg_shdr cfg_shdr;
uint32_t word4;
struct lpfc_id_range id;
};
struct lpfc_mbx_dealloc_rsrc_extents {
struct mbox_header header;
struct {
uint32_t word4;
#define lpfc_mbx_dealloc_rsrc_extents_type_SHIFT 0
#define lpfc_mbx_dealloc_rsrc_extents_type_MASK 0x0000FFFF
#define lpfc_mbx_dealloc_rsrc_extents_type_WORD word4
} req;
};
/* Start SLI4 FCoE specific mbox structures. */
struct lpfc_mbx_post_hdr_tmpl {
struct mbox_header header;
uint32_t word10;
......@@ -1801,61 +1936,31 @@ struct lpfc_mbx_read_rev {
struct lpfc_mbx_read_config {
uint32_t word1;
#define lpfc_mbx_rd_conf_max_bbc_SHIFT 0
#define lpfc_mbx_rd_conf_max_bbc_MASK 0x000000FF
#define lpfc_mbx_rd_conf_max_bbc_WORD word1
#define lpfc_mbx_rd_conf_init_bbc_SHIFT 8
#define lpfc_mbx_rd_conf_init_bbc_MASK 0x000000FF
#define lpfc_mbx_rd_conf_init_bbc_WORD word1
#define lpfc_mbx_rd_conf_extnts_inuse_SHIFT 31
#define lpfc_mbx_rd_conf_extnts_inuse_MASK 0x00000001
#define lpfc_mbx_rd_conf_extnts_inuse_WORD word1
uint32_t word2;
#define lpfc_mbx_rd_conf_nport_did_SHIFT 0
#define lpfc_mbx_rd_conf_nport_did_MASK 0x00FFFFFF
#define lpfc_mbx_rd_conf_nport_did_WORD word2
#define lpfc_mbx_rd_conf_topology_SHIFT 24
#define lpfc_mbx_rd_conf_topology_MASK 0x000000FF
#define lpfc_mbx_rd_conf_topology_WORD word2
uint32_t word3;
#define lpfc_mbx_rd_conf_ao_SHIFT 0
#define lpfc_mbx_rd_conf_ao_MASK 0x00000001
#define lpfc_mbx_rd_conf_ao_WORD word3
#define lpfc_mbx_rd_conf_bb_scn_SHIFT 8
#define lpfc_mbx_rd_conf_bb_scn_MASK 0x0000000F
#define lpfc_mbx_rd_conf_bb_scn_WORD word3
#define lpfc_mbx_rd_conf_cbb_scn_SHIFT 12
#define lpfc_mbx_rd_conf_cbb_scn_MASK 0x0000000F
#define lpfc_mbx_rd_conf_cbb_scn_WORD word3
#define lpfc_mbx_rd_conf_mc_SHIFT 29
#define lpfc_mbx_rd_conf_mc_MASK 0x00000001
#define lpfc_mbx_rd_conf_mc_WORD word3
uint32_t rsvd_3;
uint32_t word4;
#define lpfc_mbx_rd_conf_e_d_tov_SHIFT 0
#define lpfc_mbx_rd_conf_e_d_tov_MASK 0x0000FFFF
#define lpfc_mbx_rd_conf_e_d_tov_WORD word4
uint32_t word5;
#define lpfc_mbx_rd_conf_lp_tov_SHIFT 0
#define lpfc_mbx_rd_conf_lp_tov_MASK 0x0000FFFF
#define lpfc_mbx_rd_conf_lp_tov_WORD word5
uint32_t rsvd_5;
uint32_t word6;
#define lpfc_mbx_rd_conf_r_a_tov_SHIFT 0
#define lpfc_mbx_rd_conf_r_a_tov_MASK 0x0000FFFF
#define lpfc_mbx_rd_conf_r_a_tov_WORD word6
uint32_t word7;
#define lpfc_mbx_rd_conf_r_t_tov_SHIFT 0
#define lpfc_mbx_rd_conf_r_t_tov_MASK 0x000000FF
#define lpfc_mbx_rd_conf_r_t_tov_WORD word7
uint32_t word8;
#define lpfc_mbx_rd_conf_al_tov_SHIFT 0
#define lpfc_mbx_rd_conf_al_tov_MASK 0x0000000F
#define lpfc_mbx_rd_conf_al_tov_WORD word8
uint32_t rsvd_7;
uint32_t rsvd_8;
uint32_t word9;
#define lpfc_mbx_rd_conf_lmt_SHIFT 0
#define lpfc_mbx_rd_conf_lmt_MASK 0x0000FFFF
#define lpfc_mbx_rd_conf_lmt_WORD word9
uint32_t word10;
#define lpfc_mbx_rd_conf_max_alpa_SHIFT 0
#define lpfc_mbx_rd_conf_max_alpa_MASK 0x000000FF
#define lpfc_mbx_rd_conf_max_alpa_WORD word10
uint32_t word11_rsvd;
uint32_t rsvd_10;
uint32_t rsvd_11;
uint32_t word12;
#define lpfc_mbx_rd_conf_xri_base_SHIFT 0
#define lpfc_mbx_rd_conf_xri_base_MASK 0x0000FFFF
......@@ -1885,9 +1990,6 @@ struct lpfc_mbx_read_config {
#define lpfc_mbx_rd_conf_vfi_count_MASK 0x0000FFFF
#define lpfc_mbx_rd_conf_vfi_count_WORD word15
uint32_t word16;
#define lpfc_mbx_rd_conf_fcfi_base_SHIFT 0
#define lpfc_mbx_rd_conf_fcfi_base_MASK 0x0000FFFF
#define lpfc_mbx_rd_conf_fcfi_base_WORD word16
#define lpfc_mbx_rd_conf_fcfi_count_SHIFT 16
#define lpfc_mbx_rd_conf_fcfi_count_MASK 0x0000FFFF
#define lpfc_mbx_rd_conf_fcfi_count_WORD word16
......@@ -2197,6 +2299,12 @@ struct lpfc_sli4_parameters {
#define cfg_fcoe_SHIFT 0
#define cfg_fcoe_MASK 0x00000001
#define cfg_fcoe_WORD word12
#define cfg_ext_SHIFT 1
#define cfg_ext_MASK 0x00000001
#define cfg_ext_WORD word12
#define cfg_hdrr_SHIFT 2
#define cfg_hdrr_MASK 0x00000001
#define cfg_hdrr_WORD word12
#define cfg_phwq_SHIFT 15
#define cfg_phwq_MASK 0x00000001
#define cfg_phwq_WORD word12
......@@ -2431,6 +2539,9 @@ struct lpfc_mqe {
struct lpfc_mbx_cq_destroy cq_destroy;
struct lpfc_mbx_wq_destroy wq_destroy;
struct lpfc_mbx_rq_destroy rq_destroy;
struct lpfc_mbx_get_rsrc_extent_info rsrc_extent_info;
struct lpfc_mbx_alloc_rsrc_extents alloc_rsrc_extents;
struct lpfc_mbx_dealloc_rsrc_extents dealloc_rsrc_extents;
struct lpfc_mbx_post_sgl_pages post_sgl_pages;
struct lpfc_mbx_nembed_cmd nembed_cmd;
struct lpfc_mbx_read_rev read_rev;
......@@ -2651,7 +2762,7 @@ struct lpfc_bmbx_create {
#define SGL_ALIGN_SZ 64
#define SGL_PAGE_SIZE 4096
/* align SGL addr on a size boundary - adjust address up */
#define NO_XRI ((uint16_t)-1)
#define NO_XRI 0xffff
struct wqe_common {
uint32_t word6;
......
drivers/scsi/lpfc/lpfc_init.c
浏览文件 @ 6d368e53
......@@ -212,7 +212,6 @@ lpfc_config_port_prep(struct lpfc_hba *phba)
lpfc_vpd_data = kmalloc(DMP_VPD_SIZE, GFP_KERNEL);
if (!lpfc_vpd_data)
goto out_free_mbox;
do {
lpfc_dump_mem(phba, pmb, offset, DMP_REGION_VPD);
rc = lpfc_sli_issue_mbox(phba, pmb, MBX_POLL);
......@@ -603,7 +602,6 @@ lpfc_config_port_post(struct lpfc_hba *phba)
/* Clear all pending interrupts */
writel(0xffffffff, phba->HAregaddr);
readl(phba->HAregaddr); /* flush */
phba->link_state = LPFC_HBA_ERROR;
if (rc != MBX_BUSY)
mempool_free(pmb, phba->mbox_mem_pool);
......@@ -2690,6 +2688,7 @@ lpfc_scsi_free(struct lpfc_hba *phba)
kfree(io);
phba->total_iocbq_bufs--;
}
spin_unlock_irq(&phba->hbalock);
return 0;
}
......@@ -3646,6 +3645,7 @@ lpfc_sli4_async_fip_evt(struct lpfc_hba *phba,
lpfc_printf_log(phba, KERN_ERR, LOG_FIP | LOG_DISCOVERY,
"2718 Clear Virtual Link Received for VPI 0x%x"
" tag 0x%x\n", acqe_fip->index, acqe_fip->event_tag);
vport = lpfc_find_vport_by_vpid(phba,
acqe_fip->index - phba->vpi_base);
ndlp = lpfc_sli4_perform_vport_cvl(vport);
......@@ -4319,7 +4319,7 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba)
spin_lock_init(&phba->sli4_hba.abts_sgl_list_lock);
/*
* Initialize dirver internal slow-path work queues
* Initialize driver internal slow-path work queues
*/
/* Driver internel slow-path CQ Event pool */
......@@ -4335,6 +4335,12 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba)
/* Receive queue CQ Event work queue list */
INIT_LIST_HEAD(&phba->sli4_hba.sp_unsol_work_queue);
/* Initialize extent block lists. */
INIT_LIST_HEAD(&phba->sli4_hba.lpfc_rpi_blk_list);
INIT_LIST_HEAD(&phba->sli4_hba.lpfc_xri_blk_list);
INIT_LIST_HEAD(&phba->sli4_hba.lpfc_vfi_blk_list);
INIT_LIST_HEAD(&phba->lpfc_vpi_blk_list);
/* Initialize the driver internal SLI layer lists. */
lpfc_sli_setup(phba);
lpfc_sli_queue_setup(phba);
......@@ -4409,9 +4415,19 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba)
}
/*
* Get sli4 parameters that override parameters from Port capabilities.
* If this call fails it is not a critical error so continue loading.
* If this call fails, it isn't critical unless the SLI4 parameters come
* back in conflict.
*/
lpfc_get_sli4_parameters(phba, mboxq);
rc = lpfc_get_sli4_parameters(phba, mboxq);
if (rc) {
if (phba->sli4_hba.extents_in_use &&
phba->sli4_hba.rpi_hdrs_in_use) {
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
"2999 Unsupported SLI4 Parameters "
"Extents and RPI headers enabled.\n");
goto out_free_bsmbx;
}
}
mempool_free(mboxq, phba->mbox_mem_pool);
/* Create all the SLI4 queues */
rc = lpfc_sli4_queue_create(phba);
......@@ -4436,7 +4452,6 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba)
"1430 Failed to initialize sgl list.\n");
goto out_free_sgl_list;
}
rc = lpfc_sli4_init_rpi_hdrs(phba);
if (rc) {
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
......@@ -4555,6 +4570,9 @@ lpfc_sli4_driver_resource_unset(struct lpfc_hba *phba)
lpfc_sli4_cq_event_release_all(phba);
lpfc_sli4_cq_event_pool_destroy(phba);
/* Release resource identifiers. */
lpfc_sli4_dealloc_resource_identifiers(phba);
/* Free the bsmbx region. */
lpfc_destroy_bootstrap_mbox(phba);
......@@ -4755,6 +4773,7 @@ lpfc_init_iocb_list(struct lpfc_hba *phba, int iocb_count)
"Unloading driver.\n", __func__);
goto out_free_iocbq;
}
iocbq_entry->sli4_lxritag = NO_XRI;
iocbq_entry->sli4_xritag = NO_XRI;
spin_lock_irq(&phba->hbalock);
......@@ -4852,7 +4871,7 @@ lpfc_init_sgl_list(struct lpfc_hba *phba)
els_xri_cnt = lpfc_sli4_get_els_iocb_cnt(phba);
lpfc_printf_log(phba, KERN_INFO, LOG_SLI,
"2400 lpfc_init_sgl_list els %d.\n",
"2400 ELS XRI count %d.\n",
els_xri_cnt);
/* Initialize and populate the sglq list per host/VF. */
INIT_LIST_HEAD(&phba->sli4_hba.lpfc_sgl_list);
......@@ -4885,7 +4904,6 @@ lpfc_init_sgl_list(struct lpfc_hba *phba)
phba->sli4_hba.scsi_xri_max =
phba->sli4_hba.max_cfg_param.max_xri - els_xri_cnt;
phba->sli4_hba.scsi_xri_cnt = 0;
phba->sli4_hba.lpfc_scsi_psb_array =
kzalloc((sizeof(struct lpfc_scsi_buf *) *
phba->sli4_hba.scsi_xri_max), GFP_KERNEL);
......@@ -4908,13 +4926,6 @@ lpfc_init_sgl_list(struct lpfc_hba *phba)
goto out_free_mem;
}
sglq_entry->sli4_xritag = lpfc_sli4_next_xritag(phba);
if (sglq_entry->sli4_xritag == NO_XRI) {
kfree(sglq_entry);
printk(KERN_ERR "%s: failed to allocate XRI.\n"
"Unloading driver.\n", __func__);
goto out_free_mem;
}
sglq_entry->buff_type = GEN_BUFF_TYPE;
sglq_entry->virt = lpfc_mbuf_alloc(phba, 0, &sglq_entry->phys);
if (sglq_entry->virt == NULL) {
......@@ -4963,24 +4974,20 @@ int
lpfc_sli4_init_rpi_hdrs(struct lpfc_hba *phba)
{
int rc = 0;
int longs;
uint16_t rpi_count;
struct lpfc_rpi_hdr *rpi_hdr;
INIT_LIST_HEAD(&phba->sli4_hba.lpfc_rpi_hdr_list);
/*
* Provision an rpi bitmask range for discovery. The total count
* is the difference between max and base + 1.
* If the SLI4 port supports extents, posting the rpi header isn't
* required. Set the expected maximum count and let the actual value
* get set when extents are fully allocated.
*/
rpi_count = phba->sli4_hba.max_cfg_param.rpi_base +
phba->sli4_hba.max_cfg_param.max_rpi - 1;
longs = ((rpi_count) + BITS_PER_LONG - 1) / BITS_PER_LONG;
phba->sli4_hba.rpi_bmask = kzalloc(longs * sizeof(unsigned long),
GFP_KERNEL);
if (!phba->sli4_hba.rpi_bmask)
return -ENOMEM;
if (!phba->sli4_hba.rpi_hdrs_in_use) {
phba->sli4_hba.next_rpi = phba->sli4_hba.max_cfg_param.max_rpi;
return rc;
}
if (phba->sli4_hba.extents_in_use)
return -EIO;
rpi_hdr = lpfc_sli4_create_rpi_hdr(phba);
if (!rpi_hdr) {
......@@ -5014,11 +5021,28 @@ lpfc_sli4_create_rpi_hdr(struct lpfc_hba *phba)
struct lpfc_rpi_hdr *rpi_hdr;
uint32_t rpi_count;
/*
* If the SLI4 port supports extents, posting the rpi header isn't
* required. Set the expected maximum count and let the actual value
* get set when extents are fully allocated.
*/
if (!phba->sli4_hba.rpi_hdrs_in_use)
return NULL;
if (phba->sli4_hba.extents_in_use)
return NULL;
/* The limit on the logical index is just the max_rpi count. */
rpi_limit = phba->sli4_hba.max_cfg_param.rpi_base +
phba->sli4_hba.max_cfg_param.max_rpi - 1;
phba->sli4_hba.max_cfg_param.max_rpi - 1;
spin_lock_irq(&phba->hbalock);
curr_rpi_range = phba->sli4_hba.next_rpi;
/*
* Establish the starting RPI in this header block. The starting
* rpi is normalized to a zero base because the physical rpi is
* port based.
*/
curr_rpi_range = phba->sli4_hba.next_rpi -
phba->sli4_hba.max_cfg_param.rpi_base;
spin_unlock_irq(&phba->hbalock);
/*
......@@ -5031,6 +5055,8 @@ lpfc_sli4_create_rpi_hdr(struct lpfc_hba *phba)
else
rpi_count = LPFC_RPI_HDR_COUNT;
if (!rpi_count)
return NULL;
/*
* First allocate the protocol header region for the port. The
* port expects a 4KB DMA-mapped memory region that is 4K aligned.
......@@ -5063,12 +5089,14 @@ lpfc_sli4_create_rpi_hdr(struct lpfc_hba *phba)
rpi_hdr->len = LPFC_HDR_TEMPLATE_SIZE;
rpi_hdr->page_count = 1;
spin_lock_irq(&phba->hbalock);
rpi_hdr->start_rpi = phba->sli4_hba.next_rpi;
/* The rpi_hdr stores the logical index only. */
rpi_hdr->start_rpi = curr_rpi_range;
list_add_tail(&rpi_hdr->list, &phba->sli4_hba.lpfc_rpi_hdr_list);
/*
* The next_rpi stores the next module-64 rpi value to post
* in any subsequent rpi memory region postings.
* The next_rpi stores the next logical module-64 rpi value used
* to post physical rpis in subsequent rpi postings.
*/
phba->sli4_hba.next_rpi += rpi_count;
spin_unlock_irq(&phba->hbalock);
......@@ -5087,15 +5115,18 @@ lpfc_sli4_create_rpi_hdr(struct lpfc_hba *phba)
* @phba: pointer to lpfc hba data structure.
*
* This routine is invoked to remove all memory resources allocated
* to support rpis. This routine presumes the caller has released all
* rpis consumed by fabric or port logins and is prepared to have
* the header pages removed.
* to support rpis for SLI4 ports not supporting extents. This routine
* presumes the caller has released all rpis consumed by fabric or port
* logins and is prepared to have the header pages removed.
**/
void
lpfc_sli4_remove_rpi_hdrs(struct lpfc_hba *phba)
{
struct lpfc_rpi_hdr *rpi_hdr, *next_rpi_hdr;
if (!phba->sli4_hba.rpi_hdrs_in_use)
goto exit;
list_for_each_entry_safe(rpi_hdr, next_rpi_hdr,
&phba->sli4_hba.lpfc_rpi_hdr_list, list) {
list_del(&rpi_hdr->list);
......@@ -5104,7 +5135,9 @@ lpfc_sli4_remove_rpi_hdrs(struct lpfc_hba *phba)
kfree(rpi_hdr->dmabuf);
kfree(rpi_hdr);
}
phba->sli4_hba.next_rpi = phba->sli4_hba.max_cfg_param.rpi_base;
exit:
/* There are no rpis available to the port now. */
phba->sli4_hba.next_rpi = 0;
}
/**
......@@ -5873,6 +5906,8 @@ lpfc_sli4_read_config(struct lpfc_hba *phba)
rc = -EIO;
} else {
rd_config = &pmb->u.mqe.un.rd_config;
phba->sli4_hba.extents_in_use =
bf_get(lpfc_mbx_rd_conf_extnts_inuse, rd_config);
phba->sli4_hba.max_cfg_param.max_xri =
bf_get(lpfc_mbx_rd_conf_xri_count, rd_config);
phba->sli4_hba.max_cfg_param.xri_base =
......@@ -5891,8 +5926,6 @@ lpfc_sli4_read_config(struct lpfc_hba *phba)
bf_get(lpfc_mbx_rd_conf_vfi_base, rd_config);
phba->sli4_hba.max_cfg_param.max_fcfi =
bf_get(lpfc_mbx_rd_conf_fcfi_count, rd_config);
phba->sli4_hba.max_cfg_param.fcfi_base =
bf_get(lpfc_mbx_rd_conf_fcfi_base, rd_config);
phba->sli4_hba.max_cfg_param.max_eq =
bf_get(lpfc_mbx_rd_conf_eq_count, rd_config);
phba->sli4_hba.max_cfg_param.max_rq =
......@@ -5910,11 +5943,13 @@ lpfc_sli4_read_config(struct lpfc_hba *phba)
(phba->sli4_hba.max_cfg_param.max_vpi - 1) : 0;
phba->max_vports = phba->max_vpi;
lpfc_printf_log(phba, KERN_INFO, LOG_SLI,
"2003 cfg params XRI(B:%d M:%d), "
"2003 cfg params Extents? %d "
"XRI(B:%d M:%d), "
"VPI(B:%d M:%d) "
"VFI(B:%d M:%d) "
"RPI(B:%d M:%d) "
"FCFI(B:%d M:%d)\n",
"FCFI(Count:%d)\n",
phba->sli4_hba.extents_in_use,
phba->sli4_hba.max_cfg_param.xri_base,
phba->sli4_hba.max_cfg_param.max_xri,
phba->sli4_hba.max_cfg_param.vpi_base,
......@@ -5923,7 +5958,6 @@ lpfc_sli4_read_config(struct lpfc_hba *phba)
phba->sli4_hba.max_cfg_param.max_vfi,
phba->sli4_hba.max_cfg_param.rpi_base,
phba->sli4_hba.max_cfg_param.max_rpi,
phba->sli4_hba.max_cfg_param.fcfi_base,
phba->sli4_hba.max_cfg_param.max_fcfi);
}
......@@ -8104,6 +8138,13 @@ lpfc_get_sli4_parameters(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq)
int length;
struct lpfc_sli4_parameters *mbx_sli4_parameters;
/*
* By default, the driver assumes the SLI4 port requires RPI
* header postings. The SLI4_PARAM response will correct this
* assumption.
*/
phba->sli4_hba.rpi_hdrs_in_use = 1;
/* Read the port's SLI4 Config Parameters */
length = (sizeof(struct lpfc_mbx_get_sli4_parameters) -
sizeof(struct lpfc_sli4_cfg_mhdr));
......@@ -8140,6 +8181,8 @@ lpfc_get_sli4_parameters(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq)
mbx_sli4_parameters);
sli4_params->sgl_pp_align = bf_get(cfg_sgl_pp_align,
mbx_sli4_parameters);
phba->sli4_hba.extents_in_use = bf_get(cfg_ext, mbx_sli4_parameters);
phba->sli4_hba.rpi_hdrs_in_use = bf_get(cfg_hdrr, mbx_sli4_parameters);
/* Make sure that sge_supp_len can be handled by the driver */
if (sli4_params->sge_supp_len > LPFC_MAX_SGE_SIZE)
......
drivers/scsi/lpfc/lpfc_mbox.c
浏览文件 @ 6d368e53
......@@ -610,7 +610,8 @@ lpfc_read_sparam(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb, int vpi)
mb->un.varRdSparm.un.sp64.tus.f.bdeSize = sizeof (struct serv_parm);
mb->un.varRdSparm.un.sp64.addrHigh = putPaddrHigh(mp->phys);
mb->un.varRdSparm.un.sp64.addrLow = putPaddrLow(mp->phys);
mb->un.varRdSparm.vpi = vpi + phba->vpi_base;
if (phba->sli_rev >= LPFC_SLI_REV3)
mb->un.varRdSparm.vpi = phba->vpi_ids[vpi];
/* save address for completion */
pmb->context1 = mp;
......@@ -643,9 +644,10 @@ lpfc_unreg_did(struct lpfc_hba * phba, uint16_t vpi, uint32_t did,
memset(pmb, 0, sizeof (LPFC_MBOXQ_t));
mb->un.varUnregDID.did = did;
if (vpi != 0xffff)
vpi += phba->vpi_base;
mb->un.varUnregDID.vpi = vpi;
if ((vpi != 0xffff) &&
(phba->sli_rev == LPFC_SLI_REV4))
mb->un.varUnregDID.vpi = phba->vpi_ids[vpi];
mb->mbxCommand = MBX_UNREG_D_ID;
mb->mbxOwner = OWN_HOST;
......@@ -738,12 +740,10 @@ lpfc_reg_rpi(struct lpfc_hba *phba, uint16_t vpi, uint32_t did,
memset(pmb, 0, sizeof (LPFC_MBOXQ_t));
mb->un.varRegLogin.rpi = 0;
if (phba->sli_rev == LPFC_SLI_REV4) {
mb->un.varRegLogin.rpi = rpi;
if (mb->un.varRegLogin.rpi == LPFC_RPI_ALLOC_ERROR)
return 1;
}
mb->un.varRegLogin.vpi = vpi + phba->vpi_base;
if (phba->sli_rev == LPFC_SLI_REV4)
mb->un.varRegLogin.rpi = phba->sli4_hba.rpi_ids[rpi];
if (phba->sli_rev >= LPFC_SLI_REV3)
mb->un.varRegLogin.vpi = phba->vpi_ids[vpi];
mb->un.varRegLogin.did = did;
mb->mbxOwner = OWN_HOST;
/* Get a buffer to hold NPorts Service Parameters */
......@@ -757,7 +757,7 @@ lpfc_reg_rpi(struct lpfc_hba *phba, uint16_t vpi, uint32_t did,
lpfc_printf_log(phba, KERN_WARNING, LOG_MBOX,
"0302 REG_LOGIN: no buffers, VPI:%d DID:x%x, "
"rpi x%x\n", vpi, did, rpi);
return (1);
return 1;
}
INIT_LIST_HEAD(&mp->list);
sparam = mp->virt;
......@@ -773,7 +773,7 @@ lpfc_reg_rpi(struct lpfc_hba *phba, uint16_t vpi, uint32_t did,
mb->un.varRegLogin.un.sp64.addrHigh = putPaddrHigh(mp->phys);
mb->un.varRegLogin.un.sp64.addrLow = putPaddrLow(mp->phys);
return (0);
return 0;
}
/**
......@@ -789,6 +789,9 @@ lpfc_reg_rpi(struct lpfc_hba *phba, uint16_t vpi, uint32_t did,
*
* This routine prepares the mailbox command for unregistering remote port
* login.
*
* For SLI4 ports, the rpi passed to this function must be the physical
* rpi value, not the logical index.
**/
void
lpfc_unreg_login(struct lpfc_hba *phba, uint16_t vpi, uint32_t rpi,
......@@ -799,9 +802,10 @@ lpfc_unreg_login(struct lpfc_hba *phba, uint16_t vpi, uint32_t rpi,
mb = &pmb->u.mb;
memset(pmb, 0, sizeof (LPFC_MBOXQ_t));
mb->un.varUnregLogin.rpi = (uint16_t) rpi;
mb->un.varUnregLogin.rpi = rpi;
mb->un.varUnregLogin.rsvd1 = 0;
mb->un.varUnregLogin.vpi = vpi + phba->vpi_base;
if (phba->sli_rev >= LPFC_SLI_REV3)
mb->un.varUnregLogin.vpi = phba->vpi_ids[vpi];
mb->mbxCommand = MBX_UNREG_LOGIN;
mb->mbxOwner = OWN_HOST;
......@@ -825,9 +829,16 @@ lpfc_sli4_unreg_all_rpis(struct lpfc_vport *vport)
mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
if (mbox) {
lpfc_unreg_login(phba, vport->vpi,
vport->vpi + phba->vpi_base, mbox);
mbox->u.mb.un.varUnregLogin.rsvd1 = 0x4000 ;
/*
* For SLI4 functions, the rpi field is overloaded for
* the vport context unreg all. This routine passes
* 0 for the rpi field in lpfc_unreg_login for compatibility
* with SLI3 and then overrides the rpi field with the
* expected value for SLI4.
*/
lpfc_unreg_login(phba, vport->vpi, phba->vpi_ids[vport->vpi],
mbox);
mbox->u.mb.un.varUnregLogin.rsvd1 = 0x4000;
mbox->vport = vport;
mbox->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
mbox->context1 = NULL;
......@@ -865,9 +876,13 @@ lpfc_reg_vpi(struct lpfc_vport *vport, LPFC_MBOXQ_t *pmb)
if ((phba->sli_rev == LPFC_SLI_REV4) &&
!(vport->fc_flag & FC_VPORT_NEEDS_REG_VPI))
mb->un.varRegVpi.upd = 1;
mb->un.varRegVpi.vpi = vport->vpi + vport->phba->vpi_base;
mb->un.varRegVpi.vpi = phba->vpi_ids[vport->vpi];
mb->un.varRegVpi.sid = vport->fc_myDID;
mb->un.varRegVpi.vfi = vport->vfi + vport->phba->vfi_base;
if (phba->sli_rev == LPFC_SLI_REV4)
mb->un.varRegVpi.vfi = phba->sli4_hba.vfi_ids[vport->vfi];
else
mb->un.varRegVpi.vfi = vport->vfi + vport->phba->vfi_base;
memcpy(mb->un.varRegVpi.wwn, &vport->fc_portname,
sizeof(struct lpfc_name));
mb->un.varRegVpi.wwn[0] = cpu_to_le32(mb->un.varRegVpi.wwn[0]);
......@@ -901,10 +916,10 @@ lpfc_unreg_vpi(struct lpfc_hba *phba, uint16_t vpi, LPFC_MBOXQ_t *pmb)
MAILBOX_t *mb = &pmb->u.mb;
memset(pmb, 0, sizeof (LPFC_MBOXQ_t));
if (phba->sli_rev < LPFC_SLI_REV4)
mb->un.varUnregVpi.vpi = vpi + phba->vpi_base;
else
mb->un.varUnregVpi.sli4_vpi = vpi + phba->vpi_base;
if (phba->sli_rev == LPFC_SLI_REV3)
mb->un.varUnregVpi.vpi = phba->vpi_ids[vpi];
else if (phba->sli_rev >= LPFC_SLI_REV4)
mb->un.varUnregVpi.sli4_vpi = phba->vpi_ids[vpi];
mb->mbxCommand = MBX_UNREG_VPI;
mb->mbxOwner = OWN_HOST;
......@@ -1735,12 +1750,12 @@ lpfc_sli4_config(struct lpfc_hba *phba, struct lpfcMboxq *mbox,
return length;
}
/* Setup for the none-embedded mbox command */
/* Setup for the non-embedded mbox command */
pcount = (SLI4_PAGE_ALIGN(length))/SLI4_PAGE_SIZE;
pcount = (pcount > LPFC_SLI4_MBX_SGE_MAX_PAGES) ?
LPFC_SLI4_MBX_SGE_MAX_PAGES : pcount;
/* Allocate record for keeping SGE virtual addresses */
mbox->sge_array = kmalloc(sizeof(struct lpfc_mbx_nembed_sge_virt),
mbox->sge_array = kzalloc(sizeof(struct lpfc_mbx_nembed_sge_virt),
GFP_KERNEL);
if (!mbox->sge_array) {
lpfc_printf_log(phba, KERN_ERR, LOG_MBOX,
......@@ -1790,11 +1805,86 @@ lpfc_sli4_config(struct lpfc_hba *phba, struct lpfcMboxq *mbox,
/* The sub-header is in DMA memory, which needs endian converstion */
if (cfg_shdr)
lpfc_sli_pcimem_bcopy(cfg_shdr, cfg_shdr,
sizeof(union lpfc_sli4_cfg_shdr));
sizeof(union lpfc_sli4_cfg_shdr));
return alloc_len;
}
/**
* lpfc_sli4_mbox_rsrc_extent - Initialize the opcode resource extent.
* @phba: pointer to lpfc hba data structure.
* @mbox: pointer to an allocated lpfc mbox resource.
* @exts_count: the number of extents, if required, to allocate.
* @rsrc_type: the resource extent type.
* @emb: true if LPFC_SLI4_MBX_EMBED. false if LPFC_SLI4_MBX_NEMBED.
*
* This routine completes the subcommand header for SLI4 resource extent
* mailbox commands. It is called after lpfc_sli4_config. The caller must
* pass an allocated mailbox and the attributes required to initialize the
* mailbox correctly.
*
* Return: the actual length of the mbox command allocated.
**/
int
lpfc_sli4_mbox_rsrc_extent(struct lpfc_hba *phba, struct lpfcMboxq *mbox,
uint16_t exts_count, uint16_t rsrc_type, bool emb)
{
uint8_t opcode = 0;
struct lpfc_mbx_nembed_rsrc_extent *n_rsrc_extnt = NULL;
void *virtaddr = NULL;
/* Set up SLI4 ioctl command header fields */
if (emb == LPFC_SLI4_MBX_NEMBED) {
/* Get the first SGE entry from the non-embedded DMA memory */
virtaddr = mbox->sge_array->addr[0];
if (virtaddr == NULL)
return 1;
n_rsrc_extnt = (struct lpfc_mbx_nembed_rsrc_extent *) virtaddr;
}
/*
* The resource type is common to all extent Opcodes and resides in the
* same position.
*/
if (emb == LPFC_SLI4_MBX_EMBED)
bf_set(lpfc_mbx_alloc_rsrc_extents_type,
&mbox->u.mqe.un.alloc_rsrc_extents.u.req,
rsrc_type);
else {
/* This is DMA data. Byteswap is required. */
bf_set(lpfc_mbx_alloc_rsrc_extents_type,
n_rsrc_extnt, rsrc_type);
lpfc_sli_pcimem_bcopy(&n_rsrc_extnt->word4,
&n_rsrc_extnt->word4,
sizeof(uint32_t));
}
/* Complete the initialization for the particular Opcode. */
opcode = lpfc_sli4_mbox_opcode_get(phba, mbox);
switch (opcode) {
case LPFC_MBOX_OPCODE_ALLOC_RSRC_EXTENT:
if (emb == LPFC_SLI4_MBX_EMBED)
bf_set(lpfc_mbx_alloc_rsrc_extents_cnt,
&mbox->u.mqe.un.alloc_rsrc_extents.u.req,
exts_count);
else
bf_set(lpfc_mbx_alloc_rsrc_extents_cnt,
n_rsrc_extnt, exts_count);
break;
case LPFC_MBOX_OPCODE_GET_ALLOC_RSRC_EXTENT:
case LPFC_MBOX_OPCODE_GET_RSRC_EXTENT_INFO:
case LPFC_MBOX_OPCODE_DEALLOC_RSRC_EXTENT:
/* Initialization is complete.*/
break;
default:
lpfc_printf_log(phba, KERN_ERR, LOG_MBOX,
"2929 Resource Extent Opcode x%x is "
"unsupported\n", opcode);
return 1;
}
return 0;
}
/**
* lpfc_sli4_mbox_opcode_get - Get the opcode from a sli4 mailbox command
* @phba: pointer to lpfc hba data structure.
......@@ -1939,9 +2029,12 @@ lpfc_init_vfi(struct lpfcMboxq *mbox, struct lpfc_vport *vport)
bf_set(lpfc_init_vfi_vr, init_vfi, 1);
bf_set(lpfc_init_vfi_vt, init_vfi, 1);
bf_set(lpfc_init_vfi_vp, init_vfi, 1);
bf_set(lpfc_init_vfi_vfi, init_vfi, vport->vfi + vport->phba->vfi_base);
bf_set(lpfc_init_vpi_vpi, init_vfi, vport->vpi + vport->phba->vpi_base);
bf_set(lpfc_init_vfi_fcfi, init_vfi, vport->phba->fcf.fcfi);
bf_set(lpfc_init_vfi_vfi, init_vfi,
vport->phba->sli4_hba.vfi_ids[vport->vfi]);
bf_set(lpfc_init_vpi_vpi, init_vfi,
vport->phba->vpi_ids[vport->vpi]);
bf_set(lpfc_init_vfi_fcfi, init_vfi,
vport->phba->fcf.fcfi);
}
/**
......@@ -1964,9 +2057,10 @@ lpfc_reg_vfi(struct lpfcMboxq *mbox, struct lpfc_vport *vport, dma_addr_t phys)
reg_vfi = &mbox->u.mqe.un.reg_vfi;
bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_REG_VFI);
bf_set(lpfc_reg_vfi_vp, reg_vfi, 1);
bf_set(lpfc_reg_vfi_vfi, reg_vfi, vport->vfi + vport->phba->vfi_base);
bf_set(lpfc_reg_vfi_vfi, reg_vfi,
vport->phba->sli4_hba.vfi_ids[vport->vfi]);
bf_set(lpfc_reg_vfi_fcfi, reg_vfi, vport->phba->fcf.fcfi);
bf_set(lpfc_reg_vfi_vpi, reg_vfi, vport->vpi + vport->phba->vpi_base);
bf_set(lpfc_reg_vfi_vpi, reg_vfi, vport->phba->vpi_ids[vport->vpi]);
memcpy(reg_vfi->wwn, &vport->fc_portname, sizeof(struct lpfc_name));
reg_vfi->wwn[0] = cpu_to_le32(reg_vfi->wwn[0]);
reg_vfi->wwn[1] = cpu_to_le32(reg_vfi->wwn[1]);
......@@ -1997,9 +2091,9 @@ lpfc_init_vpi(struct lpfc_hba *phba, struct lpfcMboxq *mbox, uint16_t vpi)
memset(mbox, 0, sizeof(*mbox));
bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_INIT_VPI);
bf_set(lpfc_init_vpi_vpi, &mbox->u.mqe.un.init_vpi,
vpi + phba->vpi_base);
phba->vpi_ids[vpi]);
bf_set(lpfc_init_vpi_vfi, &mbox->u.mqe.un.init_vpi,
phba->pport->vfi + phba->vfi_base);
phba->sli4_hba.vfi_ids[phba->pport->vfi]);
}
/**
......@@ -2019,7 +2113,7 @@ lpfc_unreg_vfi(struct lpfcMboxq *mbox, struct lpfc_vport *vport)
memset(mbox, 0, sizeof(*mbox));
bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_UNREG_VFI);
bf_set(lpfc_unreg_vfi_vfi, &mbox->u.mqe.un.unreg_vfi,
vport->vfi + vport->phba->vfi_base);
vport->phba->sli4_hba.vfi_ids[vport->vfi]);
}
/**
......@@ -2131,12 +2225,14 @@ lpfc_unreg_fcfi(struct lpfcMboxq *mbox, uint16_t fcfi)
void
lpfc_resume_rpi(struct lpfcMboxq *mbox, struct lpfc_nodelist *ndlp)
{
struct lpfc_hba *phba = ndlp->phba;
struct lpfc_mbx_resume_rpi *resume_rpi;
memset(mbox, 0, sizeof(*mbox));
resume_rpi = &mbox->u.mqe.un.resume_rpi;
bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_RESUME_RPI);
bf_set(lpfc_resume_rpi_index, resume_rpi, ndlp->nlp_rpi);
bf_set(lpfc_resume_rpi_index, resume_rpi,
phba->sli4_hba.rpi_ids[ndlp->nlp_rpi]);
bf_set(lpfc_resume_rpi_ii, resume_rpi, RESUME_INDEX_RPI);
resume_rpi->event_tag = ndlp->phba->fc_eventTag;
}
......
drivers/scsi/lpfc/lpfc_mem.c
浏览文件 @ 6d368e53
......@@ -62,7 +62,6 @@ int
lpfc_mem_alloc(struct lpfc_hba *phba, int align)
{
struct lpfc_dma_pool *pool = &phba->lpfc_mbuf_safety_pool;
int longs;
int i;
if (phba->sli_rev == LPFC_SLI_REV4)
......@@ -138,17 +137,8 @@ lpfc_mem_alloc(struct lpfc_hba *phba, int align)
phba->lpfc_hrb_pool = NULL;
phba->lpfc_drb_pool = NULL;
}
/* vpi zero is reserved for the physical port so add 1 to max */
longs = ((phba->max_vpi + 1) + BITS_PER_LONG - 1) / BITS_PER_LONG;
phba->vpi_bmask = kzalloc(longs * sizeof(unsigned long), GFP_KERNEL);
if (!phba->vpi_bmask)
goto fail_free_dbq_pool;
return 0;
fail_free_dbq_pool:
pci_pool_destroy(phba->lpfc_drb_pool);
phba->lpfc_drb_pool = NULL;
fail_free_hrb_pool:
pci_pool_destroy(phba->lpfc_hrb_pool);
phba->lpfc_hrb_pool = NULL;
......@@ -191,9 +181,6 @@ lpfc_mem_free(struct lpfc_hba *phba)
int i;
struct lpfc_dma_pool *pool = &phba->lpfc_mbuf_safety_pool;
/* Free VPI bitmask memory */
kfree(phba->vpi_bmask);
/* Free HBQ pools */
lpfc_sli_hbqbuf_free_all(phba);
if (phba->lpfc_drb_pool)
......
drivers/scsi/lpfc/lpfc_nportdisc.c
浏览文件 @ 6d368e53
......@@ -652,6 +652,7 @@ lpfc_disc_set_adisc(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp)
lpfc_unreg_rpi(vport, ndlp);
return 0;
}
/**
* lpfc_release_rpi - Release a RPI by issuing unreg_login mailbox cmd.
* @phba : Pointer to lpfc_hba structure.
......@@ -1394,8 +1395,11 @@ lpfc_cmpl_reglogin_reglogin_issue(struct lpfc_vport *vport,
if (mb->mbxStatus) {
/* RegLogin failed */
lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
"0246 RegLogin failed Data: x%x x%x x%x\n",
did, mb->mbxStatus, vport->port_state);
"0246 RegLogin failed Data: x%x x%x x%x x%x "
"x%x\n",
did, mb->mbxStatus, vport->port_state,
mb->un.varRegLogin.vpi,
mb->un.varRegLogin.rpi);
/*
* If RegLogin failed due to lack of HBA resources do not
* retry discovery.
......@@ -1419,7 +1423,10 @@ lpfc_cmpl_reglogin_reglogin_issue(struct lpfc_vport *vport,
return ndlp->nlp_state;
}
ndlp->nlp_rpi = mb->un.varWords[0];
/* SLI4 ports have preallocated logical rpis. */
if (vport->phba->sli_rev < LPFC_SLI_REV4)
ndlp->nlp_rpi = mb->un.varWords[0];
ndlp->nlp_flag |= NLP_RPI_REGISTERED;
/* Only if we are not a fabric nport do we issue PRLI */
......@@ -2020,7 +2027,9 @@ lpfc_cmpl_reglogin_npr_node(struct lpfc_vport *vport,
MAILBOX_t *mb = &pmb->u.mb;
if (!mb->mbxStatus) {
ndlp->nlp_rpi = mb->un.varWords[0];
/* SLI4 ports have preallocated logical rpis. */
if (vport->phba->sli_rev < LPFC_SLI_REV4)
ndlp->nlp_rpi = mb->un.varWords[0];
ndlp->nlp_flag |= NLP_RPI_REGISTERED;
} else {
if (ndlp->nlp_flag & NLP_NODEV_REMOVE) {
......
drivers/scsi/lpfc/lpfc_scsi.c
浏览文件 @ 6d368e53
......@@ -743,7 +743,14 @@ lpfc_sli4_repost_scsi_sgl_list(struct lpfc_hba *phba)
if (bcnt == 0)
continue;
/* Now, post the SCSI buffer list sgls as a block */
status = lpfc_sli4_post_scsi_sgl_block(phba, &sblist, bcnt);
if (!phba->sli4_hba.extents_in_use)
status = lpfc_sli4_post_scsi_sgl_block(phba,
&sblist,
bcnt);
else
status = lpfc_sli4_post_scsi_sgl_blk_ext(phba,
&sblist,
bcnt);
/* Reset SCSI buffer count for next round of posting */
bcnt = 0;
while (!list_empty(&sblist)) {
......@@ -787,7 +794,7 @@ lpfc_new_scsi_buf_s4(struct lpfc_vport *vport, int num_to_alloc)
dma_addr_t pdma_phys_fcp_cmd;
dma_addr_t pdma_phys_fcp_rsp;
dma_addr_t pdma_phys_bpl, pdma_phys_bpl1;
uint16_t iotag, last_xritag = NO_XRI;
uint16_t iotag, last_xritag = NO_XRI, lxri = 0;
int status = 0, index;
int bcnt;
int non_sequential_xri = 0;
......@@ -823,13 +830,15 @@ lpfc_new_scsi_buf_s4(struct lpfc_vport *vport, int num_to_alloc)
break;
}
psb->cur_iocbq.sli4_xritag = lpfc_sli4_next_xritag(phba);
if (psb->cur_iocbq.sli4_xritag == NO_XRI) {
lxri = lpfc_sli4_next_xritag(phba);
if (lxri == NO_XRI) {
pci_pool_free(phba->lpfc_scsi_dma_buf_pool,
psb->data, psb->dma_handle);
kfree(psb);
break;
}
psb->cur_iocbq.sli4_lxritag = lxri;
psb->cur_iocbq.sli4_xritag = phba->sli4_hba.xri_ids[lxri];
if (last_xritag != NO_XRI
&& psb->cur_iocbq.sli4_xritag != (last_xritag+1)) {
non_sequential_xri = 1;
......@@ -916,7 +925,21 @@ lpfc_new_scsi_buf_s4(struct lpfc_vport *vport, int num_to_alloc)
}
}
if (bcnt) {
status = lpfc_sli4_post_scsi_sgl_block(phba, &sblist, bcnt);
if (!phba->sli4_hba.extents_in_use)
status = lpfc_sli4_post_scsi_sgl_block(phba,
&sblist,
bcnt);
else
status = lpfc_sli4_post_scsi_sgl_blk_ext(phba,
&sblist,
bcnt);
if (status) {
lpfc_printf_log(phba, KERN_ERR, LOG_MBOX | LOG_SLI,
"3021 SCSI SGL post error %d\n",
status);
bcnt = 0;
}
/* Reset SCSI buffer count for next round of posting */
while (!list_empty(&sblist)) {
list_remove_head(&sblist, psb, struct lpfc_scsi_buf,
......@@ -2797,6 +2820,9 @@ lpfc_scsi_prep_cmnd(struct lpfc_vport *vport, struct lpfc_scsi_buf *lpfc_cmd,
* of the scsi_cmnd request_buffer
*/
piocbq->iocb.ulpContext = pnode->nlp_rpi;
if (phba->sli_rev == LPFC_SLI_REV4)
piocbq->iocb.ulpContext =
phba->sli4_hba.rpi_ids[pnode->nlp_rpi];
if (pnode->nlp_fcp_info & NLP_FCP_2_DEVICE)
piocbq->iocb.ulpFCP2Rcvy = 1;
else
......@@ -2810,7 +2836,7 @@ lpfc_scsi_prep_cmnd(struct lpfc_vport *vport, struct lpfc_scsi_buf *lpfc_cmd,
}
/**
* lpfc_scsi_prep_task_mgmt_cmnd - Convert SLI3 scsi TM cmd to FCP info unit
* lpfc_scsi_prep_task_mgmt_cmd - Convert SLI3 scsi TM cmd to FCP info unit
* @vport: The virtual port for which this call is being executed.
* @lpfc_cmd: Pointer to lpfc_scsi_buf data structure.
* @lun: Logical unit number.
......@@ -2854,6 +2880,10 @@ lpfc_scsi_prep_task_mgmt_cmd(struct lpfc_vport *vport,
lpfc_fcpcmd_to_iocb(piocb->unsli3.fcp_ext.icd, fcp_cmnd);
piocb->ulpCommand = CMD_FCP_ICMND64_CR;
piocb->ulpContext = ndlp->nlp_rpi;
if (vport->phba->sli_rev == LPFC_SLI_REV4) {
piocb->ulpContext =
vport->phba->sli4_hba.rpi_ids[ndlp->nlp_rpi];
}
if (ndlp->nlp_fcp_info & NLP_FCP_2_DEVICE) {
piocb->ulpFCP2Rcvy = 1;
}
......@@ -3408,9 +3438,10 @@ lpfc_send_taskmgmt(struct lpfc_vport *vport, struct lpfc_rport_data *rdata,
lpfc_printf_vlog(vport, KERN_INFO, LOG_FCP,
"0702 Issue %s to TGT %d LUN %d "
"rpi x%x nlp_flag x%x\n",
"rpi x%x nlp_flag x%x Data: x%x x%x\n",
lpfc_taskmgmt_name(task_mgmt_cmd), tgt_id, lun_id,
pnode->nlp_rpi, pnode->nlp_flag);
pnode->nlp_rpi, pnode->nlp_flag, iocbq->sli4_xritag,
iocbq->iocb_flag);
status = lpfc_sli_issue_iocb_wait(phba, LPFC_FCP_RING,
iocbq, iocbqrsp, lpfc_cmd->timeout);
......@@ -3422,10 +3453,12 @@ lpfc_send_taskmgmt(struct lpfc_vport *vport, struct lpfc_rport_data *rdata,
ret = FAILED;
lpfc_cmd->status = IOSTAT_DRIVER_REJECT;
lpfc_printf_vlog(vport, KERN_ERR, LOG_FCP,
"0727 TMF %s to TGT %d LUN %d failed (%d, %d)\n",
"0727 TMF %s to TGT %d LUN %d failed (%d, %d) "
"iocb_flag x%x\n",
lpfc_taskmgmt_name(task_mgmt_cmd),
tgt_id, lun_id, iocbqrsp->iocb.ulpStatus,
iocbqrsp->iocb.un.ulpWord[4]);
iocbqrsp->iocb.un.ulpWord[4],
iocbq->iocb_flag);
} else if (status == IOCB_BUSY)
ret = FAILED;
else
......
drivers/scsi/lpfc/lpfc_sli.c
浏览文件 @ 6d368e53
......@@ -459,7 +459,6 @@ __lpfc_sli_get_iocbq(struct lpfc_hba *phba)
struct lpfc_iocbq * iocbq = NULL;
list_remove_head(lpfc_iocb_list, iocbq, struct lpfc_iocbq, list);
if (iocbq)
phba->iocb_cnt++;
if (phba->iocb_cnt > phba->iocb_max)
......@@ -482,13 +481,10 @@ __lpfc_sli_get_iocbq(struct lpfc_hba *phba)
static struct lpfc_sglq *
__lpfc_clear_active_sglq(struct lpfc_hba *phba, uint16_t xritag)
{
uint16_t adj_xri;
struct lpfc_sglq *sglq;
adj_xri = xritag - phba->sli4_hba.max_cfg_param.xri_base;
if (adj_xri > phba->sli4_hba.max_cfg_param.max_xri)
return NULL;
sglq = phba->sli4_hba.lpfc_sglq_active_list[adj_xri];
phba->sli4_hba.lpfc_sglq_active_list[adj_xri] = NULL;
sglq = phba->sli4_hba.lpfc_sglq_active_list[xritag];
phba->sli4_hba.lpfc_sglq_active_list[xritag] = NULL;
return sglq;
}
......@@ -507,12 +503,9 @@ __lpfc_clear_active_sglq(struct lpfc_hba *phba, uint16_t xritag)
struct lpfc_sglq *
__lpfc_get_active_sglq(struct lpfc_hba *phba, uint16_t xritag)
{
uint16_t adj_xri;
struct lpfc_sglq *sglq;
adj_xri = xritag - phba->sli4_hba.max_cfg_param.xri_base;
if (adj_xri > phba->sli4_hba.max_cfg_param.max_xri)
return NULL;
sglq = phba->sli4_hba.lpfc_sglq_active_list[adj_xri];
sglq = phba->sli4_hba.lpfc_sglq_active_list[xritag];
return sglq;
}
......@@ -535,7 +528,6 @@ static int
__lpfc_set_rrq_active(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp,
uint16_t xritag, uint16_t rxid, uint16_t send_rrq)
{
uint16_t adj_xri;
struct lpfc_node_rrq *rrq;
int empty;
uint32_t did = 0;
......@@ -556,21 +548,19 @@ __lpfc_set_rrq_active(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp,
/*
* set the active bit even if there is no mem available.
*/
adj_xri = xritag - phba->sli4_hba.max_cfg_param.xri_base;
if (NLP_CHK_FREE_REQ(ndlp))
goto out;
if (ndlp->vport && (ndlp->vport->load_flag & FC_UNLOADING))
goto out;
if (test_and_set_bit(adj_xri, ndlp->active_rrqs.xri_bitmap))
if (test_and_set_bit(xritag, ndlp->active_rrqs.xri_bitmap))
goto out;
rrq = mempool_alloc(phba->rrq_pool, GFP_KERNEL);
if (rrq) {
rrq->send_rrq = send_rrq;
rrq->xritag = xritag;
rrq->xritag = phba->sli4_hba.xri_ids[xritag];
rrq->rrq_stop_time = jiffies + HZ * (phba->fc_ratov + 1);
rrq->ndlp = ndlp;
rrq->nlp_DID = ndlp->nlp_DID;
......@@ -606,7 +596,6 @@ lpfc_clr_rrq_active(struct lpfc_hba *phba,
uint16_t xritag,
struct lpfc_node_rrq *rrq)
{
uint16_t adj_xri;
struct lpfc_nodelist *ndlp = NULL;
if ((rrq->vport) && NLP_CHK_NODE_ACT(rrq->ndlp))
......@@ -622,8 +611,7 @@ lpfc_clr_rrq_active(struct lpfc_hba *phba,
if (!ndlp)
goto out;
adj_xri = xritag - phba->sli4_hba.max_cfg_param.xri_base;
if (test_and_clear_bit(adj_xri, ndlp->active_rrqs.xri_bitmap)) {
if (test_and_clear_bit(xritag, ndlp->active_rrqs.xri_bitmap)) {
rrq->send_rrq = 0;
rrq->xritag = 0;
rrq->rrq_stop_time = 0;
......@@ -799,12 +787,9 @@ int
lpfc_test_rrq_active(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp,
uint16_t xritag)
{
uint16_t adj_xri;
adj_xri = xritag - phba->sli4_hba.max_cfg_param.xri_base;
if (!ndlp)
return 0;
if (test_bit(adj_xri, ndlp->active_rrqs.xri_bitmap))
if (test_bit(xritag, ndlp->active_rrqs.xri_bitmap))
return 1;
else
return 0;
......@@ -844,7 +829,7 @@ lpfc_set_rrq_active(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp,
* @piocb: Pointer to the iocbq.
*
* This function is called with hbalock held. This function
* Gets a new driver sglq object from the sglq list. If the
* gets a new driver sglq object from the sglq list. If the
* list is not empty then it is successful, it returns pointer to the newly
* allocated sglq object else it returns NULL.
**/
......@@ -854,7 +839,6 @@ __lpfc_sli_get_sglq(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq)
struct list_head *lpfc_sgl_list = &phba->sli4_hba.lpfc_sgl_list;
struct lpfc_sglq *sglq = NULL;
struct lpfc_sglq *start_sglq = NULL;
uint16_t adj_xri;
struct lpfc_scsi_buf *lpfc_cmd;
struct lpfc_nodelist *ndlp;
int found = 0;
......@@ -873,8 +857,6 @@ __lpfc_sli_get_sglq(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq)
while (!found) {
if (!sglq)
return NULL;
adj_xri = sglq->sli4_xritag -
phba->sli4_hba.max_cfg_param.xri_base;
if (lpfc_test_rrq_active(phba, ndlp, sglq->sli4_xritag)) {
/* This xri has an rrq outstanding for this DID.
* put it back in the list and get another xri.
......@@ -891,7 +873,7 @@ __lpfc_sli_get_sglq(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq)
}
sglq->ndlp = ndlp;
found = 1;
phba->sli4_hba.lpfc_sglq_active_list[adj_xri] = sglq;
phba->sli4_hba.lpfc_sglq_active_list[sglq->sli4_lxritag] = sglq;
sglq->state = SGL_ALLOCATED;
}
return sglq;
......@@ -947,7 +929,8 @@ __lpfc_sli_release_iocbq_s4(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq)
if (iocbq->sli4_xritag == NO_XRI)
sglq = NULL;
else
sglq = __lpfc_clear_active_sglq(phba, iocbq->sli4_xritag);
sglq = __lpfc_clear_active_sglq(phba, iocbq->sli4_lxritag);
if (sglq) {
if ((iocbq->iocb_flag & LPFC_EXCHANGE_BUSY) &&
(sglq->state != SGL_XRI_ABORTED)) {
......@@ -974,6 +957,7 @@ __lpfc_sli_release_iocbq_s4(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq)
* Clean all volatile data fields, preserve iotag and node struct.
*/
memset((char *)iocbq + start_clean, 0, sizeof(*iocbq) - start_clean);
iocbq->sli4_lxritag = NO_XRI;
iocbq->sli4_xritag = NO_XRI;
list_add_tail(&iocbq->list, &phba->lpfc_iocb_list);
}
......@@ -2116,7 +2100,7 @@ lpfc_sli_def_mbox_cmpl(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
pmb->u.mb.mbxCommand == MBX_REG_LOGIN64 &&
!pmb->u.mb.mbxStatus) {
rpi = pmb->u.mb.un.varWords[0];
vpi = pmb->u.mb.un.varRegLogin.vpi - phba->vpi_base;
vpi = pmb->u.mb.un.varRegLogin.vpi;
lpfc_unreg_login(phba, vpi, rpi, pmb);
pmb->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
rc = lpfc_sli_issue_mbox(phba, pmb, MBX_NOWAIT);
......@@ -4323,6 +4307,7 @@ lpfc_sli_config_port(struct lpfc_hba *phba, int sli_mode)
continue;
} else if (rc)
break;
phba->link_state = LPFC_INIT_MBX_CMDS;
lpfc_config_port(phba, pmb);
rc = lpfc_sli_issue_mbox(phba, pmb, MBX_POLL);
......@@ -4426,7 +4411,8 @@ int
lpfc_sli_hba_setup(struct lpfc_hba *phba)
{
uint32_t rc;
int mode = 3;
int mode = 3, i;
int longs;
switch (lpfc_sli_mode) {
case 2:
......@@ -4496,6 +4482,35 @@ lpfc_sli_hba_setup(struct lpfc_hba *phba)
if (rc)
goto lpfc_sli_hba_setup_error;
/* Initialize VPIs. */
if (phba->sli_rev == LPFC_SLI_REV3) {
/*
* The VPI bitmask and physical ID array are allocated
* and initialized once only - at driver load. A port
* reset doesn't need to reinitialize this memory.
*/
if ((phba->vpi_bmask == NULL) && (phba->vpi_ids == NULL)) {
longs = (phba->max_vpi + BITS_PER_LONG) / BITS_PER_LONG;
phba->vpi_bmask = kzalloc(longs * sizeof(unsigned long),
GFP_KERNEL);
if (!phba->vpi_bmask) {
rc = -ENOMEM;
goto lpfc_sli_hba_setup_error;
}
phba->vpi_ids = kzalloc(
(phba->max_vpi+1) * sizeof(uint16_t),
GFP_KERNEL);
if (!phba->vpi_ids) {
kfree(phba->vpi_bmask);
rc = -ENOMEM;
goto lpfc_sli_hba_setup_error;
}
for (i = 0; i < phba->max_vpi; i++)
phba->vpi_ids[i] = i;
}
}
/* Init HBQs */
if (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED) {
rc = lpfc_sli_hbq_setup(phba);
......@@ -4693,6 +4708,803 @@ lpfc_sli4_arm_cqeq_intr(struct lpfc_hba *phba)
LPFC_QUEUE_REARM);
}
/**
* lpfc_sli4_get_avail_extnt_rsrc - Get available resource extent count.
* @phba: Pointer to HBA context object.
* @type: The resource extent type.
*
* This function allocates all SLI4 resource identifiers.
**/
static int
lpfc_sli4_get_avail_extnt_rsrc(struct lpfc_hba *phba, uint16_t type,
uint16_t *extnt_count, uint16_t *extnt_size)
{
int rc = 0;
uint32_t length;
uint32_t mbox_tmo;
struct lpfc_mbx_get_rsrc_extent_info *rsrc_info;
LPFC_MBOXQ_t *mbox;
mbox = (LPFC_MBOXQ_t *) mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
if (!mbox)
return -ENOMEM;
/* Find out how many extents are available for this resource type */
length = (sizeof(struct lpfc_mbx_get_rsrc_extent_info) -
sizeof(struct lpfc_sli4_cfg_mhdr));
lpfc_sli4_config(phba, mbox, LPFC_MBOX_SUBSYSTEM_COMMON,
LPFC_MBOX_OPCODE_GET_RSRC_EXTENT_INFO,
length, LPFC_SLI4_MBX_EMBED);
/* Send an extents count of 0 - the GET doesn't use it. */
rc = lpfc_sli4_mbox_rsrc_extent(phba, mbox, 0, type,
LPFC_SLI4_MBX_EMBED);
if (unlikely(rc)) {
rc = -EIO;
goto err_exit;
}
if (!phba->sli4_hba.intr_enable)
rc = lpfc_sli_issue_mbox(phba, mbox, MBX_POLL);
else {
mbox_tmo = lpfc_mbox_tmo_val(phba, MBX_SLI4_CONFIG);
rc = lpfc_sli_issue_mbox_wait(phba, mbox, mbox_tmo);
}
if (unlikely(rc)) {
rc = -EIO;
goto err_exit;
}
rsrc_info = &mbox->u.mqe.un.rsrc_extent_info;
if (bf_get(lpfc_mbox_hdr_status,
&rsrc_info->header.cfg_shdr.response)) {
lpfc_printf_log(phba, KERN_ERR, LOG_MBOX | LOG_INIT,
"2930 Failed to get resource extents "
"Status 0x%x Add'l Status 0x%x\n",
bf_get(lpfc_mbox_hdr_status,
&rsrc_info->header.cfg_shdr.response),
bf_get(lpfc_mbox_hdr_add_status,
&rsrc_info->header.cfg_shdr.response));
rc = -EIO;
goto err_exit;
}
*extnt_count = bf_get(lpfc_mbx_get_rsrc_extent_info_cnt,
&rsrc_info->u.rsp);
*extnt_size = bf_get(lpfc_mbx_get_rsrc_extent_info_size,
&rsrc_info->u.rsp);
err_exit:
mempool_free(mbox, phba->mbox_mem_pool);
return rc;
}
/**
* lpfc_sli4_chk_avail_extnt_rsrc - Check for available SLI4 resource extents.
* @phba: Pointer to HBA context object.
* @type: The extent type to check.
*
* This function reads the current available extents from the port and checks
* if the extent count or extent size has changed since the last access.
* Callers use this routine post port reset to understand if there is a
* extent reprovisioning requirement.
*
* Returns:
* -Error: error indicates problem.
* 1: Extent count or size has changed.
* 0: No changes.
**/
static int
lpfc_sli4_chk_avail_extnt_rsrc(struct lpfc_hba *phba, uint16_t type)
{
uint16_t curr_ext_cnt, rsrc_ext_cnt;
uint16_t size_diff, rsrc_ext_size;
int rc = 0;
struct lpfc_rsrc_blks *rsrc_entry;
struct list_head *rsrc_blk_list = NULL;
size_diff = 0;
curr_ext_cnt = 0;
rc = lpfc_sli4_get_avail_extnt_rsrc(phba, type,
&rsrc_ext_cnt,
&rsrc_ext_size);
if (unlikely(rc))
return -EIO;
switch (type) {
case LPFC_RSC_TYPE_FCOE_RPI:
rsrc_blk_list = &phba->sli4_hba.lpfc_rpi_blk_list;
break;
case LPFC_RSC_TYPE_FCOE_VPI:
rsrc_blk_list = &phba->lpfc_vpi_blk_list;
break;
case LPFC_RSC_TYPE_FCOE_XRI:
rsrc_blk_list = &phba->sli4_hba.lpfc_xri_blk_list;
break;
case LPFC_RSC_TYPE_FCOE_VFI:
rsrc_blk_list = &phba->sli4_hba.lpfc_vfi_blk_list;
break;
default:
break;
}
list_for_each_entry(rsrc_entry, rsrc_blk_list, list) {
curr_ext_cnt++;
if (rsrc_entry->rsrc_size != rsrc_ext_size)
size_diff++;
}
if (curr_ext_cnt != rsrc_ext_cnt || size_diff != 0)
rc = 1;
return rc;
}
/**
* lpfc_sli4_cfg_post_extnts -
* @phba: Pointer to HBA context object.
* @extnt_cnt - number of available extents.
* @type - the extent type (rpi, xri, vfi, vpi).
* @emb - buffer to hold either MBX_EMBED or MBX_NEMBED operation.
* @mbox - pointer to the caller's allocated mailbox structure.
*
* This function executes the extents allocation request. It also
* takes care of the amount of memory needed to allocate or get the
* allocated extents. It is the caller's responsibility to evaluate
* the response.
*
* Returns:
* -Error: Error value describes the condition found.
* 0: if successful
**/
static int
lpfc_sli4_cfg_post_extnts(struct lpfc_hba *phba, uint16_t *extnt_cnt,
uint16_t type, bool *emb, LPFC_MBOXQ_t *mbox)
{
int rc = 0;
uint32_t req_len;
uint32_t emb_len;
uint32_t alloc_len, mbox_tmo;
/* Calculate the total requested length of the dma memory */
req_len = *extnt_cnt * sizeof(uint16_t);
/*
* Calculate the size of an embedded mailbox. The uint32_t
* accounts for extents-specific word.
*/
emb_len = sizeof(MAILBOX_t) - sizeof(struct mbox_header) -
sizeof(uint32_t);
/*
* Presume the allocation and response will fit into an embedded
* mailbox. If not true, reconfigure to a non-embedded mailbox.
*/
*emb = LPFC_SLI4_MBX_EMBED;
if (req_len > emb_len) {
req_len = *extnt_cnt * sizeof(uint16_t) +
sizeof(union lpfc_sli4_cfg_shdr) +
sizeof(uint32_t);
*emb = LPFC_SLI4_MBX_NEMBED;
}
alloc_len = lpfc_sli4_config(phba, mbox, LPFC_MBOX_SUBSYSTEM_COMMON,
LPFC_MBOX_OPCODE_ALLOC_RSRC_EXTENT,
req_len, *emb);
if (alloc_len < req_len) {
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
"9000 Allocated DMA memory size (x%x) is "
"less than the requested DMA memory "
"size (x%x)\n", alloc_len, req_len);
return -ENOMEM;
}
rc = lpfc_sli4_mbox_rsrc_extent(phba, mbox, *extnt_cnt, type, *emb);
if (unlikely(rc))
return -EIO;
if (!phba->sli4_hba.intr_enable)
rc = lpfc_sli_issue_mbox(phba, mbox, MBX_POLL);
else {
mbox_tmo = lpfc_mbox_tmo_val(phba, MBX_SLI4_CONFIG);
rc = lpfc_sli_issue_mbox_wait(phba, mbox, mbox_tmo);
}
if (unlikely(rc))
rc = -EIO;
return rc;
}
/**
* lpfc_sli4_alloc_extent - Allocate an SLI4 resource extent.
* @phba: Pointer to HBA context object.
* @type: The resource extent type to allocate.
*
* This function allocates the number of elements for the specified
* resource type.
**/
static int
lpfc_sli4_alloc_extent(struct lpfc_hba *phba, uint16_t type)
{
bool emb = false;
uint16_t rsrc_id_cnt, rsrc_cnt, rsrc_size;
uint16_t rsrc_id, rsrc_start, j, k;
uint16_t *ids;
int i, rc;
unsigned long longs;
unsigned long *bmask;
struct lpfc_rsrc_blks *rsrc_blks;
LPFC_MBOXQ_t *mbox;
uint32_t length;
struct lpfc_id_range *id_array = NULL;
void *virtaddr = NULL;
struct lpfc_mbx_nembed_rsrc_extent *n_rsrc;
struct lpfc_mbx_alloc_rsrc_extents *rsrc_ext;
struct list_head *ext_blk_list;
rc = lpfc_sli4_get_avail_extnt_rsrc(phba, type,
&rsrc_cnt,
&rsrc_size);
if (unlikely(rc))
return -EIO;
if ((rsrc_cnt == 0) || (rsrc_size == 0)) {
lpfc_printf_log(phba, KERN_ERR, LOG_MBOX | LOG_INIT,
"3009 No available Resource Extents "
"for resource type 0x%x: Count: 0x%x, "
"Size 0x%x\n", type, rsrc_cnt,
rsrc_size);
return -ENOMEM;
}
lpfc_printf_log(phba, KERN_INFO, LOG_MBOX | LOG_INIT,
"2903 Available Resource Extents "
"for resource type 0x%x: Count: 0x%x, "
"Size 0x%x\n", type, rsrc_cnt,
rsrc_size);
mbox = (LPFC_MBOXQ_t *) mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
if (!mbox)
return -ENOMEM;
rc = lpfc_sli4_cfg_post_extnts(phba, &rsrc_cnt, type, &emb, mbox);
if (unlikely(rc)) {
rc = -EIO;
goto err_exit;
}
/*
* Figure out where the response is located. Then get local pointers
* to the response data. The port does not guarantee to respond to
* all extents counts request so update the local variable with the
* allocated count from the port.
*/
if (emb == LPFC_SLI4_MBX_EMBED) {
rsrc_ext = &mbox->u.mqe.un.alloc_rsrc_extents;
id_array = &rsrc_ext->u.rsp.id[0];
rsrc_cnt = bf_get(lpfc_mbx_rsrc_cnt, &rsrc_ext->u.rsp);
} else {
virtaddr = mbox->sge_array->addr[0];
n_rsrc = (struct lpfc_mbx_nembed_rsrc_extent *) virtaddr;
rsrc_cnt = bf_get(lpfc_mbx_rsrc_cnt, n_rsrc);
id_array = &n_rsrc->id;
}
longs = ((rsrc_cnt * rsrc_size) + BITS_PER_LONG - 1) / BITS_PER_LONG;
rsrc_id_cnt = rsrc_cnt * rsrc_size;
/*
* Based on the resource size and count, correct the base and max
* resource values.
*/
length = sizeof(struct lpfc_rsrc_blks);
switch (type) {
case LPFC_RSC_TYPE_FCOE_RPI:
phba->sli4_hba.rpi_bmask = kzalloc(longs *
sizeof(unsigned long),
GFP_KERNEL);
if (unlikely(!phba->sli4_hba.rpi_bmask)) {
rc = -ENOMEM;
goto err_exit;
}
phba->sli4_hba.rpi_ids = kzalloc(rsrc_id_cnt *
sizeof(uint16_t),
GFP_KERNEL);
if (unlikely(!phba->sli4_hba.rpi_ids)) {
kfree(phba->sli4_hba.rpi_bmask);
rc = -ENOMEM;
goto err_exit;
}
/*
* The next_rpi was initialized with the maximum available
* count but the port may allocate a smaller number. Catch
* that case and update the next_rpi.
*/
phba->sli4_hba.next_rpi = rsrc_id_cnt;
/* Initialize local ptrs for common extent processing later. */
bmask = phba->sli4_hba.rpi_bmask;
ids = phba->sli4_hba.rpi_ids;
ext_blk_list = &phba->sli4_hba.lpfc_rpi_blk_list;
break;
case LPFC_RSC_TYPE_FCOE_VPI:
phba->vpi_bmask = kzalloc(longs *
sizeof(unsigned long),
GFP_KERNEL);
if (unlikely(!phba->vpi_bmask)) {
rc = -ENOMEM;
goto err_exit;
}
phba->vpi_ids = kzalloc(rsrc_id_cnt *
sizeof(uint16_t),
GFP_KERNEL);
if (unlikely(!phba->vpi_ids)) {
kfree(phba->vpi_bmask);
rc = -ENOMEM;
goto err_exit;
}
/* Initialize local ptrs for common extent processing later. */
bmask = phba->vpi_bmask;
ids = phba->vpi_ids;
ext_blk_list = &phba->lpfc_vpi_blk_list;
break;
case LPFC_RSC_TYPE_FCOE_XRI:
phba->sli4_hba.xri_bmask = kzalloc(longs *
sizeof(unsigned long),
GFP_KERNEL);
if (unlikely(!phba->sli4_hba.xri_bmask)) {
rc = -ENOMEM;
goto err_exit;
}
phba->sli4_hba.xri_ids = kzalloc(rsrc_id_cnt *
sizeof(uint16_t),
GFP_KERNEL);
if (unlikely(!phba->sli4_hba.xri_ids)) {
kfree(phba->sli4_hba.xri_bmask);
rc = -ENOMEM;
goto err_exit;
}
/* Initialize local ptrs for common extent processing later. */
bmask = phba->sli4_hba.xri_bmask;
ids = phba->sli4_hba.xri_ids;
ext_blk_list = &phba->sli4_hba.lpfc_xri_blk_list;
break;
case LPFC_RSC_TYPE_FCOE_VFI:
phba->sli4_hba.vfi_bmask = kzalloc(longs *
sizeof(unsigned long),
GFP_KERNEL);
if (unlikely(!phba->sli4_hba.vfi_bmask)) {
rc = -ENOMEM;
goto err_exit;
}
phba->sli4_hba.vfi_ids = kzalloc(rsrc_id_cnt *
sizeof(uint16_t),
GFP_KERNEL);
if (unlikely(!phba->sli4_hba.vfi_ids)) {
kfree(phba->sli4_hba.vfi_bmask);
rc = -ENOMEM;
goto err_exit;
}
/* Initialize local ptrs for common extent processing later. */
bmask = phba->sli4_hba.vfi_bmask;
ids = phba->sli4_hba.vfi_ids;
ext_blk_list = &phba->sli4_hba.lpfc_vfi_blk_list;
break;
default:
/* Unsupported Opcode. Fail call. */
id_array = NULL;
bmask = NULL;
ids = NULL;
ext_blk_list = NULL;
goto err_exit;
}
/*
* Complete initializing the extent configuration with the
* allocated ids assigned to this function. The bitmask serves
* as an index into the array and manages the available ids. The
* array just stores the ids communicated to the port via the wqes.
*/
for (i = 0, j = 0, k = 0; i < rsrc_cnt; i++) {
if ((i % 2) == 0)
rsrc_id = bf_get(lpfc_mbx_rsrc_id_word4_0,
&id_array[k]);
else
rsrc_id = bf_get(lpfc_mbx_rsrc_id_word4_1,
&id_array[k]);
rsrc_blks = kzalloc(length, GFP_KERNEL);
if (unlikely(!rsrc_blks)) {
rc = -ENOMEM;
kfree(bmask);
kfree(ids);
goto err_exit;
}
rsrc_blks->rsrc_start = rsrc_id;
rsrc_blks->rsrc_size = rsrc_size;
list_add_tail(&rsrc_blks->list, ext_blk_list);
rsrc_start = rsrc_id;
if ((type == LPFC_RSC_TYPE_FCOE_XRI) && (j == 0))
phba->sli4_hba.scsi_xri_start = rsrc_start +
lpfc_sli4_get_els_iocb_cnt(phba);
while (rsrc_id < (rsrc_start + rsrc_size)) {
ids[j] = rsrc_id;
rsrc_id++;
j++;
}
/* Entire word processed. Get next word.*/
if ((i % 2) == 1)
k++;
}
err_exit:
lpfc_sli4_mbox_cmd_free(phba, mbox);
return rc;
}
/**
* lpfc_sli4_dealloc_extent - Deallocate an SLI4 resource extent.
* @phba: Pointer to HBA context object.
* @type: the extent's type.
*
* This function deallocates all extents of a particular resource type.
* SLI4 does not allow for deallocating a particular extent range. It
* is the caller's responsibility to release all kernel memory resources.
**/
static int
lpfc_sli4_dealloc_extent(struct lpfc_hba *phba, uint16_t type)
{
int rc;
uint32_t length, mbox_tmo = 0;
LPFC_MBOXQ_t *mbox;
struct lpfc_mbx_dealloc_rsrc_extents *dealloc_rsrc;
struct lpfc_rsrc_blks *rsrc_blk, *rsrc_blk_next;
mbox = (LPFC_MBOXQ_t *) mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
if (!mbox)
return -ENOMEM;
/*
* This function sends an embedded mailbox because it only sends the
* the resource type. All extents of this type are released by the
* port.
*/
length = (sizeof(struct lpfc_mbx_dealloc_rsrc_extents) -
sizeof(struct lpfc_sli4_cfg_mhdr));
lpfc_sli4_config(phba, mbox, LPFC_MBOX_SUBSYSTEM_COMMON,
LPFC_MBOX_OPCODE_DEALLOC_RSRC_EXTENT,
length, LPFC_SLI4_MBX_EMBED);
/* Send an extents count of 0 - the dealloc doesn't use it. */
rc = lpfc_sli4_mbox_rsrc_extent(phba, mbox, 0, type,
LPFC_SLI4_MBX_EMBED);
if (unlikely(rc)) {
rc = -EIO;
goto out_free_mbox;
}
if (!phba->sli4_hba.intr_enable)
rc = lpfc_sli_issue_mbox(phba, mbox, MBX_POLL);
else {
mbox_tmo = lpfc_mbox_tmo_val(phba, mbox_tmo);
rc = lpfc_sli_issue_mbox_wait(phba, mbox, mbox_tmo);
}
if (unlikely(rc)) {
rc = -EIO;
goto out_free_mbox;
}
dealloc_rsrc = &mbox->u.mqe.un.dealloc_rsrc_extents;
if (bf_get(lpfc_mbox_hdr_status,
&dealloc_rsrc->header.cfg_shdr.response)) {
lpfc_printf_log(phba, KERN_ERR, LOG_MBOX | LOG_INIT,
"2919 Failed to release resource extents "
"for type %d - Status 0x%x Add'l Status 0x%x. "
"Resource memory not released.\n",
type,
bf_get(lpfc_mbox_hdr_status,
&dealloc_rsrc->header.cfg_shdr.response),
bf_get(lpfc_mbox_hdr_add_status,
&dealloc_rsrc->header.cfg_shdr.response));
rc = -EIO;
goto out_free_mbox;
}
/* Release kernel memory resources for the specific type. */
switch (type) {
case LPFC_RSC_TYPE_FCOE_VPI:
kfree(phba->vpi_bmask);
kfree(phba->vpi_ids);
bf_set(lpfc_vpi_rsrc_rdy, &phba->sli4_hba.sli4_flags, 0);
list_for_each_entry_safe(rsrc_blk, rsrc_blk_next,
&phba->lpfc_vpi_blk_list, list) {
list_del_init(&rsrc_blk->list);
kfree(rsrc_blk);
}
break;
case LPFC_RSC_TYPE_FCOE_XRI:
kfree(phba->sli4_hba.xri_bmask);
kfree(phba->sli4_hba.xri_ids);
bf_set(lpfc_xri_rsrc_rdy, &phba->sli4_hba.sli4_flags, 0);
list_for_each_entry_safe(rsrc_blk, rsrc_blk_next,
&phba->sli4_hba.lpfc_xri_blk_list, list) {
list_del_init(&rsrc_blk->list);
kfree(rsrc_blk);
}
break;
case LPFC_RSC_TYPE_FCOE_VFI:
kfree(phba->sli4_hba.vfi_bmask);
kfree(phba->sli4_hba.vfi_ids);
bf_set(lpfc_vfi_rsrc_rdy, &phba->sli4_hba.sli4_flags, 0);
list_for_each_entry_safe(rsrc_blk, rsrc_blk_next,
&phba->sli4_hba.lpfc_vfi_blk_list, list) {
list_del_init(&rsrc_blk->list);
kfree(rsrc_blk);
}
break;
case LPFC_RSC_TYPE_FCOE_RPI:
/* RPI bitmask and physical id array are cleaned up earlier. */
list_for_each_entry_safe(rsrc_blk, rsrc_blk_next,
&phba->sli4_hba.lpfc_rpi_blk_list, list) {
list_del_init(&rsrc_blk->list);
kfree(rsrc_blk);
}
break;
default:
break;
}
bf_set(lpfc_idx_rsrc_rdy, &phba->sli4_hba.sli4_flags, 0);
out_free_mbox:
mempool_free(mbox, phba->mbox_mem_pool);
return rc;
}
/**
* lpfc_sli4_alloc_resource_identifiers - Allocate all SLI4 resource extents.
* @phba: Pointer to HBA context object.
*
* This function allocates all SLI4 resource identifiers.
**/
int
lpfc_sli4_alloc_resource_identifiers(struct lpfc_hba *phba)
{
int i, rc, error = 0;
uint16_t count, base;
unsigned long longs;
if (phba->sli4_hba.extents_in_use) {
/*
* The port supports resource extents. The XRI, VPI, VFI, RPI
* resource extent count must be read and allocated before
* provisioning the resource id arrays.
*/
if (bf_get(lpfc_idx_rsrc_rdy, &phba->sli4_hba.sli4_flags) ==
LPFC_IDX_RSRC_RDY) {
/*
* Extent-based resources are set - the driver could
* be in a port reset. Figure out if any corrective
* actions need to be taken.
*/
rc = lpfc_sli4_chk_avail_extnt_rsrc(phba,
LPFC_RSC_TYPE_FCOE_VFI);
if (rc != 0)
error++;
rc = lpfc_sli4_chk_avail_extnt_rsrc(phba,
LPFC_RSC_TYPE_FCOE_VPI);
if (rc != 0)
error++;
rc = lpfc_sli4_chk_avail_extnt_rsrc(phba,
LPFC_RSC_TYPE_FCOE_XRI);
if (rc != 0)
error++;
rc = lpfc_sli4_chk_avail_extnt_rsrc(phba,
LPFC_RSC_TYPE_FCOE_RPI);
if (rc != 0)
error++;
/*
* It's possible that the number of resources
* provided to this port instance changed between
* resets. Detect this condition and reallocate
* resources. Otherwise, there is no action.
*/
if (error) {
lpfc_printf_log(phba, KERN_INFO,
LOG_MBOX | LOG_INIT,
"2931 Detected extent resource "
"change. Reallocating all "
"extents.\n");
rc = lpfc_sli4_dealloc_extent(phba,
LPFC_RSC_TYPE_FCOE_VFI);
rc = lpfc_sli4_dealloc_extent(phba,
LPFC_RSC_TYPE_FCOE_VPI);
rc = lpfc_sli4_dealloc_extent(phba,
LPFC_RSC_TYPE_FCOE_XRI);
rc = lpfc_sli4_dealloc_extent(phba,
LPFC_RSC_TYPE_FCOE_RPI);
} else
return 0;
}
rc = lpfc_sli4_alloc_extent(phba, LPFC_RSC_TYPE_FCOE_VFI);
if (unlikely(rc))
goto err_exit;
rc = lpfc_sli4_alloc_extent(phba, LPFC_RSC_TYPE_FCOE_VPI);
if (unlikely(rc))
goto err_exit;
rc = lpfc_sli4_alloc_extent(phba, LPFC_RSC_TYPE_FCOE_RPI);
if (unlikely(rc))
goto err_exit;
rc = lpfc_sli4_alloc_extent(phba, LPFC_RSC_TYPE_FCOE_XRI);
if (unlikely(rc))
goto err_exit;
bf_set(lpfc_idx_rsrc_rdy, &phba->sli4_hba.sli4_flags,
LPFC_IDX_RSRC_RDY);
return rc;
} else {
/*
* The port does not support resource extents. The XRI, VPI,
* VFI, RPI resource ids were determined from READ_CONFIG.
* Just allocate the bitmasks and provision the resource id
* arrays. If a port reset is active, the resources don't
* need any action - just exit.
*/
if (bf_get(lpfc_idx_rsrc_rdy, &phba->sli4_hba.sli4_flags) ==
LPFC_IDX_RSRC_RDY)
return 0;
/* RPIs. */
count = phba->sli4_hba.max_cfg_param.max_rpi;
base = phba->sli4_hba.max_cfg_param.rpi_base;
longs = (count + BITS_PER_LONG - 1) / BITS_PER_LONG;
phba->sli4_hba.rpi_bmask = kzalloc(longs *
sizeof(unsigned long),
GFP_KERNEL);
if (unlikely(!phba->sli4_hba.rpi_bmask)) {
rc = -ENOMEM;
goto err_exit;
}
phba->sli4_hba.rpi_ids = kzalloc(count *
sizeof(uint16_t),
GFP_KERNEL);
if (unlikely(!phba->sli4_hba.rpi_ids)) {
rc = -ENOMEM;
goto free_rpi_bmask;
}
for (i = 0; i < count; i++)
phba->sli4_hba.rpi_ids[i] = base + i;
/* VPIs. */
count = phba->sli4_hba.max_cfg_param.max_vpi;
base = phba->sli4_hba.max_cfg_param.vpi_base;
longs = (count + BITS_PER_LONG - 1) / BITS_PER_LONG;
phba->vpi_bmask = kzalloc(longs *
sizeof(unsigned long),
GFP_KERNEL);
if (unlikely(!phba->vpi_bmask)) {
rc = -ENOMEM;
goto free_rpi_ids;
}
phba->vpi_ids = kzalloc(count *
sizeof(uint16_t),
GFP_KERNEL);
if (unlikely(!phba->vpi_ids)) {
rc = -ENOMEM;
goto free_vpi_bmask;
}
for (i = 0; i < count; i++)
phba->vpi_ids[i] = base + i;
/* XRIs. */
count = phba->sli4_hba.max_cfg_param.max_xri;
base = phba->sli4_hba.max_cfg_param.xri_base;
longs = (count + BITS_PER_LONG - 1) / BITS_PER_LONG;
phba->sli4_hba.xri_bmask = kzalloc(longs *
sizeof(unsigned long),
GFP_KERNEL);
if (unlikely(!phba->sli4_hba.xri_bmask)) {
rc = -ENOMEM;
goto free_vpi_ids;
}
phba->sli4_hba.xri_ids = kzalloc(count *
sizeof(uint16_t),
GFP_KERNEL);
if (unlikely(!phba->sli4_hba.xri_ids)) {
rc = -ENOMEM;
goto free_xri_bmask;
}
for (i = 0; i < count; i++)
phba->sli4_hba.xri_ids[i] = base + i;
/* VFIs. */
count = phba->sli4_hba.max_cfg_param.max_vfi;
base = phba->sli4_hba.max_cfg_param.vfi_base;
longs = (count + BITS_PER_LONG - 1) / BITS_PER_LONG;
phba->sli4_hba.vfi_bmask = kzalloc(longs *
sizeof(unsigned long),
GFP_KERNEL);
if (unlikely(!phba->sli4_hba.vfi_bmask)) {
rc = -ENOMEM;
goto free_xri_ids;
}
phba->sli4_hba.vfi_ids = kzalloc(count *
sizeof(uint16_t),
GFP_KERNEL);
if (unlikely(!phba->sli4_hba.vfi_ids)) {
rc = -ENOMEM;
goto free_vfi_bmask;
}
for (i = 0; i < count; i++)
phba->sli4_hba.vfi_ids[i] = base + i;
/*
* Mark all resources ready. An HBA reset doesn't need
* to reset the initialization.
*/
bf_set(lpfc_idx_rsrc_rdy, &phba->sli4_hba.sli4_flags,
LPFC_IDX_RSRC_RDY);
return 0;
}
free_vfi_bmask:
kfree(phba->sli4_hba.vfi_bmask);
free_xri_ids:
kfree(phba->sli4_hba.xri_ids);
free_xri_bmask:
kfree(phba->sli4_hba.xri_bmask);
free_vpi_ids:
kfree(phba->vpi_ids);
free_vpi_bmask:
kfree(phba->vpi_bmask);
free_rpi_ids:
kfree(phba->sli4_hba.rpi_ids);
free_rpi_bmask:
kfree(phba->sli4_hba.rpi_bmask);
err_exit:
return rc;
}
/**
* lpfc_sli4_dealloc_resource_identifiers - Deallocate all SLI4 resource extents.
* @phba: Pointer to HBA context object.
*
* This function allocates the number of elements for the specified
* resource type.
**/
int
lpfc_sli4_dealloc_resource_identifiers(struct lpfc_hba *phba)
{
if (phba->sli4_hba.extents_in_use) {
lpfc_sli4_dealloc_extent(phba, LPFC_RSC_TYPE_FCOE_VPI);
lpfc_sli4_dealloc_extent(phba, LPFC_RSC_TYPE_FCOE_RPI);
lpfc_sli4_dealloc_extent(phba, LPFC_RSC_TYPE_FCOE_XRI);
lpfc_sli4_dealloc_extent(phba, LPFC_RSC_TYPE_FCOE_VFI);
} else {
kfree(phba->vpi_bmask);
kfree(phba->vpi_ids);
bf_set(lpfc_vpi_rsrc_rdy, &phba->sli4_hba.sli4_flags, 0);
kfree(phba->sli4_hba.xri_bmask);
kfree(phba->sli4_hba.xri_ids);
bf_set(lpfc_xri_rsrc_rdy, &phba->sli4_hba.sli4_flags, 0);
kfree(phba->sli4_hba.vfi_bmask);
kfree(phba->sli4_hba.vfi_ids);
bf_set(lpfc_vfi_rsrc_rdy, &phba->sli4_hba.sli4_flags, 0);
bf_set(lpfc_idx_rsrc_rdy, &phba->sli4_hba.sli4_flags, 0);
}
return 0;
}
/**
* lpfc_sli4_hba_setup - SLI4 device intialization PCI function
* @phba: Pointer to HBA context object.
......@@ -4715,10 +5527,6 @@ lpfc_sli4_hba_setup(struct lpfc_hba *phba)
struct lpfc_vport *vport = phba->pport;
struct lpfc_dmabuf *mp;
/*
* TODO: Why does this routine execute these task in a different
* order from probe?
*/
/* Perform a PCI function reset to start from clean */
rc = lpfc_pci_function_reset(phba);
if (unlikely(rc))
......@@ -4880,6 +5688,18 @@ lpfc_sli4_hba_setup(struct lpfc_hba *phba)
phba->sli3_options |= (LPFC_SLI3_NPIV_ENABLED | LPFC_SLI3_HBQ_ENABLED);
spin_unlock_irq(&phba->hbalock);
/*
* Allocate all resources (xri,rpi,vpi,vfi) now. Subsequent
* calls depends on these resources to complete port setup.
*/
rc = lpfc_sli4_alloc_resource_identifiers(phba);
if (rc) {
lpfc_printf_log(phba, KERN_ERR, LOG_MBOX | LOG_SLI,
"2920 Failed to alloc Resource IDs "
"rc = x%x\n", rc);
goto out_free_mbox;
}
/* Read the port's service parameters. */
rc = lpfc_read_sparam(phba, mboxq, vport->vpi);
if (rc) {
......@@ -4920,19 +5740,30 @@ lpfc_sli4_hba_setup(struct lpfc_hba *phba)
fc_host_port_name(shost) = wwn_to_u64(vport->fc_portname.u.wwn);
/* Register SGL pool to the device using non-embedded mailbox command */
rc = lpfc_sli4_post_sgl_list(phba);
if (unlikely(rc)) {
lpfc_printf_log(phba, KERN_ERR, LOG_MBOX | LOG_SLI,
"0582 Error %d during sgl post operation\n",
rc);
rc = -ENODEV;
goto out_free_mbox;
if (!phba->sli4_hba.extents_in_use) {
rc = lpfc_sli4_post_els_sgl_list(phba);
if (unlikely(rc)) {
lpfc_printf_log(phba, KERN_ERR, LOG_MBOX | LOG_SLI,
"0582 Error %d during els sgl post "
"operation\n", rc);
rc = -ENODEV;
goto out_free_mbox;
}
} else {
rc = lpfc_sli4_post_els_sgl_list_ext(phba);
if (unlikely(rc)) {
lpfc_printf_log(phba, KERN_ERR, LOG_MBOX | LOG_SLI,
"2560 Error %d during els sgl post "
"operation\n", rc);
rc = -ENODEV;
goto out_free_mbox;
}
}
/* Register SCSI SGL pool to the device */
rc = lpfc_sli4_repost_scsi_sgl_list(phba);
if (unlikely(rc)) {
lpfc_printf_log(phba, KERN_WARNING, LOG_MBOX | LOG_SLI,
lpfc_printf_log(phba, KERN_ERR, LOG_MBOX | LOG_SLI,
"0383 Error %d during scsi sgl post "
"operation\n", rc);
/* Some Scsi buffers were moved to the abort scsi list */
......@@ -6479,7 +7310,8 @@ lpfc_sli4_iocb2wqe(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq,
els_id = ((iocbq->iocb_flag & LPFC_FIP_ELS_ID_MASK)
>> LPFC_FIP_ELS_ID_SHIFT);
}
bf_set(wqe_temp_rpi, &wqe->els_req.wqe_com, ndlp->nlp_rpi);
bf_set(wqe_temp_rpi, &wqe->els_req.wqe_com,
phba->sli4_hba.rpi_ids[ndlp->nlp_rpi]);
bf_set(wqe_els_id, &wqe->els_req.wqe_com, els_id);
bf_set(wqe_dbde, &wqe->els_req.wqe_com, 1);
bf_set(wqe_iod, &wqe->els_req.wqe_com, LPFC_WQE_IOD_READ);
......@@ -6628,14 +7460,15 @@ lpfc_sli4_iocb2wqe(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq,
iocbq->iocb.ulpContext);
if (!iocbq->iocb.ulpCt_h && iocbq->iocb.ulpCt_l)
bf_set(wqe_ctxt_tag, &wqe->xmit_els_rsp.wqe_com,
iocbq->vport->vpi + phba->vpi_base);
phba->vpi_ids[iocbq->vport->vpi]);
bf_set(wqe_dbde, &wqe->xmit_els_rsp.wqe_com, 1);
bf_set(wqe_iod, &wqe->xmit_els_rsp.wqe_com, LPFC_WQE_IOD_WRITE);
bf_set(wqe_qosd, &wqe->xmit_els_rsp.wqe_com, 1);
bf_set(wqe_lenloc, &wqe->xmit_els_rsp.wqe_com,
LPFC_WQE_LENLOC_WORD3);
bf_set(wqe_ebde_cnt, &wqe->xmit_els_rsp.wqe_com, 0);
bf_set(wqe_rsp_temp_rpi, &wqe->xmit_els_rsp, ndlp->nlp_rpi);
bf_set(wqe_rsp_temp_rpi, &wqe->xmit_els_rsp,
phba->sli4_hba.rpi_ids[ndlp->nlp_rpi]);
command_type = OTHER_COMMAND;
break;
case CMD_CLOSE_XRI_CN:
......@@ -6734,6 +7567,7 @@ lpfc_sli4_iocb2wqe(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq,
return IOCB_ERROR;
break;
}
bf_set(wqe_xri_tag, &wqe->generic.wqe_com, xritag);
bf_set(wqe_reqtag, &wqe->generic.wqe_com, iocbq->iotag);
wqe->generic.wqe_com.abort_tag = abort_tag;
......@@ -6781,7 +7615,7 @@ __lpfc_sli_issue_iocb_s4(struct lpfc_hba *phba, uint32_t ring_number,
return IOCB_BUSY;
}
} else {
sglq = __lpfc_sli_get_sglq(phba, piocb);
sglq = __lpfc_sli_get_sglq(phba, piocb);
if (!sglq) {
if (!(flag & SLI_IOCB_RET_IOCB)) {
__lpfc_sli_ringtx_put(phba,
......@@ -6794,11 +7628,11 @@ __lpfc_sli_issue_iocb_s4(struct lpfc_hba *phba, uint32_t ring_number,
}
}
} else if (piocb->iocb_flag & LPFC_IO_FCP) {
sglq = NULL; /* These IO's already have an XRI and
* a mapped sgl.
*/
/* These IO's already have an XRI and a mapped sgl. */
sglq = NULL;
} else {
/* This is a continuation of a commandi,(CX) so this
/*
* This is a continuation of a commandi,(CX) so this
* sglq is on the active list
*/
sglq = __lpfc_get_active_sglq(phba, piocb->sli4_xritag);
......@@ -6807,8 +7641,8 @@ __lpfc_sli_issue_iocb_s4(struct lpfc_hba *phba, uint32_t ring_number,
}
if (sglq) {
piocb->sli4_lxritag = sglq->sli4_lxritag;
piocb->sli4_xritag = sglq->sli4_xritag;
if (NO_XRI == lpfc_sli4_bpl2sgl(phba, piocb, sglq))
return IOCB_ERROR;
}
......@@ -11456,6 +12290,7 @@ lpfc_sli4_post_sgl(struct lpfc_hba *phba,
LPFC_MBOXQ_t *mbox;
int rc;
uint32_t shdr_status, shdr_add_status;
uint32_t mbox_tmo;
union lpfc_sli4_cfg_shdr *shdr;
if (xritag == NO_XRI) {
......@@ -11489,8 +12324,10 @@ lpfc_sli4_post_sgl(struct lpfc_hba *phba,
cpu_to_le32(putPaddrHigh(pdma_phys_addr1));
if (!phba->sli4_hba.intr_enable)
rc = lpfc_sli_issue_mbox(phba, mbox, MBX_POLL);
else
rc = lpfc_sli_issue_mbox_wait(phba, mbox, LPFC_MBOX_TMO);
else {
mbox_tmo = lpfc_mbox_tmo_val(phba, MBX_SLI4_CONFIG);
rc = lpfc_sli_issue_mbox_wait(phba, mbox, mbox_tmo);
}
/* The IOCTL status is embedded in the mailbox subheader. */
shdr = (union lpfc_sli4_cfg_shdr *) &post_sgl_pages->header.cfg_shdr;
shdr_status = bf_get(lpfc_mbox_hdr_status, &shdr->response);
......@@ -11507,6 +12344,76 @@ lpfc_sli4_post_sgl(struct lpfc_hba *phba,
return 0;
}
/**
* lpfc_sli4_init_rpi_hdrs - Post the rpi header memory region to the port
* @phba: pointer to lpfc hba data structure.
*
* This routine is invoked to post rpi header templates to the
* port for those SLI4 ports that do not support extents. This routine
* posts a PAGE_SIZE memory region to the port to hold up to
* PAGE_SIZE modulo 64 rpi context headers. This is an initialization routine
* and should be called only when interrupts are disabled.
*
* Return codes
* 0 - successful
* -ERROR - otherwise.
*/
uint16_t
lpfc_sli4_alloc_xri(struct lpfc_hba *phba)
{
unsigned long xri;
/*
* Fetch the next logical xri. Because this index is logical,
* the driver starts at 0 each time.
*/
spin_lock_irq(&phba->hbalock);
xri = find_next_zero_bit(phba->sli4_hba.xri_bmask,
phba->sli4_hba.max_cfg_param.max_xri, 0);
if (xri >= phba->sli4_hba.max_cfg_param.max_xri) {
spin_unlock_irq(&phba->hbalock);
return NO_XRI;
} else {
set_bit(xri, phba->sli4_hba.xri_bmask);
phba->sli4_hba.max_cfg_param.xri_used++;
phba->sli4_hba.xri_count++;
}
spin_unlock_irq(&phba->hbalock);
return xri;
}
/**
* lpfc_sli4_free_xri - Release an xri for reuse.
* @phba: pointer to lpfc hba data structure.
*
* This routine is invoked to release an xri to the pool of
* available rpis maintained by the driver.
**/
void
__lpfc_sli4_free_xri(struct lpfc_hba *phba, int xri)
{
if (test_and_clear_bit(xri, phba->sli4_hba.xri_bmask)) {
phba->sli4_hba.xri_count--;
phba->sli4_hba.max_cfg_param.xri_used--;
}
}
/**
* lpfc_sli4_free_xri - Release an xri for reuse.
* @phba: pointer to lpfc hba data structure.
*
* This routine is invoked to release an xri to the pool of
* available rpis maintained by the driver.
**/
void
lpfc_sli4_free_xri(struct lpfc_hba *phba, int xri)
{
spin_lock_irq(&phba->hbalock);
__lpfc_sli4_free_xri(phba, xri);
spin_unlock_irq(&phba->hbalock);
}
/**
* lpfc_sli4_next_xritag - Get an xritag for the io
* @phba: Pointer to HBA context object.
......@@ -11520,30 +12427,23 @@ lpfc_sli4_post_sgl(struct lpfc_hba *phba,
uint16_t
lpfc_sli4_next_xritag(struct lpfc_hba *phba)
{
uint16_t xritag;
uint16_t xri_index;
spin_lock_irq(&phba->hbalock);
xritag = phba->sli4_hba.next_xri;
if ((xritag != (uint16_t) -1) && xritag <
(phba->sli4_hba.max_cfg_param.max_xri
+ phba->sli4_hba.max_cfg_param.xri_base)) {
phba->sli4_hba.next_xri++;
phba->sli4_hba.max_cfg_param.xri_used++;
spin_unlock_irq(&phba->hbalock);
return xritag;
}
spin_unlock_irq(&phba->hbalock);
lpfc_printf_log(phba, KERN_WARNING, LOG_SLI,
xri_index = lpfc_sli4_alloc_xri(phba);
if (xri_index != NO_XRI)
return xri_index;
lpfc_printf_log(phba, KERN_ERR, LOG_SLI,
"2004 Failed to allocate XRI.last XRITAG is %d"
" Max XRI is %d, Used XRI is %d\n",
phba->sli4_hba.next_xri,
xri_index,
phba->sli4_hba.max_cfg_param.max_xri,
phba->sli4_hba.max_cfg_param.xri_used);
return -1;
return NO_XRI;
}
/**
* lpfc_sli4_post_sgl_list - post a block of sgl list to the firmware.
* lpfc_sli4_post_els_sgl_list - post a block of ELS sgls to the port.
* @phba: pointer to lpfc hba data structure.
*
* This routine is invoked to post a block of driver's sgl pages to the
......@@ -11552,7 +12452,7 @@ lpfc_sli4_next_xritag(struct lpfc_hba *phba)
* stopped.
**/
int
lpfc_sli4_post_sgl_list(struct lpfc_hba *phba)
lpfc_sli4_post_els_sgl_list(struct lpfc_hba *phba)
{
struct lpfc_sglq *sglq_entry;
struct lpfc_mbx_post_uembed_sgl_page1 *sgl;
......@@ -11561,7 +12461,7 @@ lpfc_sli4_post_sgl_list(struct lpfc_hba *phba)
LPFC_MBOXQ_t *mbox;
uint32_t reqlen, alloclen, pg_pairs;
uint32_t mbox_tmo;
uint16_t xritag_start = 0;
uint16_t xritag_start = 0, lxri = 0;
int els_xri_cnt, rc = 0;
uint32_t shdr_status, shdr_add_status;
union lpfc_sli4_cfg_shdr *shdr;
......@@ -11578,11 +12478,8 @@ lpfc_sli4_post_sgl_list(struct lpfc_hba *phba)
return -ENOMEM;
}
mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
if (!mbox) {
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
"2560 Failed to allocate mbox cmd memory\n");
if (!mbox)
return -ENOMEM;
}
/* Allocate DMA memory and set up the non-embedded mailbox command */
alloclen = lpfc_sli4_config(phba, mbox, LPFC_MBOX_SUBSYSTEM_FCOE,
......@@ -11597,15 +12494,30 @@ lpfc_sli4_post_sgl_list(struct lpfc_hba *phba)
lpfc_sli4_mbox_cmd_free(phba, mbox);
return -ENOMEM;
}
/* Get the first SGE entry from the non-embedded DMA memory */
viraddr = mbox->sge_array->addr[0];
/* Set up the SGL pages in the non-embedded DMA pages */
viraddr = mbox->sge_array->addr[0];
sgl = (struct lpfc_mbx_post_uembed_sgl_page1 *)viraddr;
sgl_pg_pairs = &sgl->sgl_pg_pairs;
for (pg_pairs = 0; pg_pairs < els_xri_cnt; pg_pairs++) {
sglq_entry = phba->sli4_hba.lpfc_els_sgl_array[pg_pairs];
/*
* Assign the sglq a physical xri only if the driver has not
* initialized those resources. A port reset only needs
* the sglq's posted.
*/
if (bf_get(lpfc_xri_rsrc_rdy, &phba->sli4_hba.sli4_flags) !=
LPFC_XRI_RSRC_RDY) {
lxri = lpfc_sli4_next_xritag(phba);
if (lxri == NO_XRI) {
lpfc_sli4_mbox_cmd_free(phba, mbox);
return -ENOMEM;
}
sglq_entry->sli4_lxritag = lxri;
sglq_entry->sli4_xritag = phba->sli4_hba.xri_ids[lxri];
}
/* Set up the sge entry */
sgl_pg_pairs->sgl_pg0_addr_lo =
cpu_to_le32(putPaddrLow(sglq_entry->phys));
......@@ -11615,16 +12527,17 @@ lpfc_sli4_post_sgl_list(struct lpfc_hba *phba)
cpu_to_le32(putPaddrLow(0));
sgl_pg_pairs->sgl_pg1_addr_hi =
cpu_to_le32(putPaddrHigh(0));
/* Keep the first xritag on the list */
if (pg_pairs == 0)
xritag_start = sglq_entry->sli4_xritag;
sgl_pg_pairs++;
}
/* Complete initialization and perform endian conversion. */
bf_set(lpfc_post_sgl_pages_xri, sgl, xritag_start);
bf_set(lpfc_post_sgl_pages_xricnt, sgl, els_xri_cnt);
/* Perform endian conversion if necessary */
sgl->word0 = cpu_to_le32(sgl->word0);
if (!phba->sli4_hba.intr_enable)
rc = lpfc_sli_issue_mbox(phba, mbox, MBX_POLL);
else {
......@@ -11643,6 +12556,181 @@ lpfc_sli4_post_sgl_list(struct lpfc_hba *phba)
shdr_status, shdr_add_status, rc);
rc = -ENXIO;
}
if (rc == 0)
bf_set(lpfc_xri_rsrc_rdy, &phba->sli4_hba.sli4_flags,
LPFC_XRI_RSRC_RDY);
return rc;
}
/**
* lpfc_sli4_post_els_sgl_list_ext - post a block of ELS sgls to the port.
* @phba: pointer to lpfc hba data structure.
*
* This routine is invoked to post a block of driver's sgl pages to the
* HBA using non-embedded mailbox command. No Lock is held. This routine
* is only called when the driver is loading and after all IO has been
* stopped.
**/
int
lpfc_sli4_post_els_sgl_list_ext(struct lpfc_hba *phba)
{
struct lpfc_sglq *sglq_entry;
struct lpfc_mbx_post_uembed_sgl_page1 *sgl;
struct sgl_page_pairs *sgl_pg_pairs;
void *viraddr;
LPFC_MBOXQ_t *mbox;
uint32_t reqlen, alloclen, index;
uint32_t mbox_tmo;
uint16_t rsrc_start, rsrc_size, els_xri_cnt;
uint16_t xritag_start = 0, lxri = 0;
struct lpfc_rsrc_blks *rsrc_blk;
int cnt, ttl_cnt, rc = 0;
int loop_cnt;
uint32_t shdr_status, shdr_add_status;
union lpfc_sli4_cfg_shdr *shdr;
/* The number of sgls to be posted */
els_xri_cnt = lpfc_sli4_get_els_iocb_cnt(phba);
reqlen = els_xri_cnt * sizeof(struct sgl_page_pairs) +
sizeof(union lpfc_sli4_cfg_shdr) + sizeof(uint32_t);
if (reqlen > SLI4_PAGE_SIZE) {
lpfc_printf_log(phba, KERN_WARNING, LOG_INIT,
"2989 Block sgl registration required DMA "
"size (%d) great than a page\n", reqlen);
return -ENOMEM;
}
cnt = 0;
ttl_cnt = 0;
list_for_each_entry(rsrc_blk, &phba->sli4_hba.lpfc_xri_blk_list,
list) {
rsrc_start = rsrc_blk->rsrc_start;
rsrc_size = rsrc_blk->rsrc_size;
lpfc_printf_log(phba, KERN_INFO, LOG_INIT,
"3014 Working ELS Extent start %d, cnt %d\n",
rsrc_start, rsrc_size);
loop_cnt = min(els_xri_cnt, rsrc_size);
if (ttl_cnt + loop_cnt >= els_xri_cnt) {
loop_cnt = els_xri_cnt - ttl_cnt;
ttl_cnt = els_xri_cnt;
}
mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
if (!mbox)
return -ENOMEM;
/*
* Allocate DMA memory and set up the non-embedded mailbox
* command.
*/
alloclen = lpfc_sli4_config(phba, mbox,
LPFC_MBOX_SUBSYSTEM_FCOE,
LPFC_MBOX_OPCODE_FCOE_POST_SGL_PAGES,
reqlen, LPFC_SLI4_MBX_NEMBED);
if (alloclen < reqlen) {
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
"2987 Allocated DMA memory size (%d) "
"is less than the requested DMA memory "
"size (%d)\n", alloclen, reqlen);
lpfc_sli4_mbox_cmd_free(phba, mbox);
return -ENOMEM;
}
/* Set up the SGL pages in the non-embedded DMA pages */
viraddr = mbox->sge_array->addr[0];
sgl = (struct lpfc_mbx_post_uembed_sgl_page1 *)viraddr;
sgl_pg_pairs = &sgl->sgl_pg_pairs;
/*
* The starting resource may not begin at zero. Control
* the loop variants via the block resource parameters,
* but handle the sge pointers with a zero-based index
* that doesn't get reset per loop pass.
*/
for (index = rsrc_start;
index < rsrc_start + loop_cnt;
index++) {
sglq_entry = phba->sli4_hba.lpfc_els_sgl_array[cnt];
/*
* Assign the sglq a physical xri only if the driver
* has not initialized those resources. A port reset
* only needs the sglq's posted.
*/
if (bf_get(lpfc_xri_rsrc_rdy,
&phba->sli4_hba.sli4_flags) !=
LPFC_XRI_RSRC_RDY) {
lxri = lpfc_sli4_next_xritag(phba);
if (lxri == NO_XRI) {
lpfc_sli4_mbox_cmd_free(phba, mbox);
rc = -ENOMEM;
goto err_exit;
}
sglq_entry->sli4_lxritag = lxri;
sglq_entry->sli4_xritag =
phba->sli4_hba.xri_ids[lxri];
}
/* Set up the sge entry */
sgl_pg_pairs->sgl_pg0_addr_lo =
cpu_to_le32(putPaddrLow(sglq_entry->phys));
sgl_pg_pairs->sgl_pg0_addr_hi =
cpu_to_le32(putPaddrHigh(sglq_entry->phys));
sgl_pg_pairs->sgl_pg1_addr_lo =
cpu_to_le32(putPaddrLow(0));
sgl_pg_pairs->sgl_pg1_addr_hi =
cpu_to_le32(putPaddrHigh(0));
/* Track the starting physical XRI for the mailbox. */
if (index == rsrc_start)
xritag_start = sglq_entry->sli4_xritag;
sgl_pg_pairs++;
cnt++;
}
/* Complete initialization and perform endian conversion. */
rsrc_blk->rsrc_used += loop_cnt;
bf_set(lpfc_post_sgl_pages_xri, sgl, xritag_start);
bf_set(lpfc_post_sgl_pages_xricnt, sgl, loop_cnt);
sgl->word0 = cpu_to_le32(sgl->word0);
lpfc_printf_log(phba, KERN_INFO, LOG_INIT,
"3015 Post ELS Extent SGL, start %d, "
"cnt %d, used %d\n",
xritag_start, loop_cnt, rsrc_blk->rsrc_used);
if (!phba->sli4_hba.intr_enable)
rc = lpfc_sli_issue_mbox(phba, mbox, MBX_POLL);
else {
mbox_tmo = lpfc_mbox_tmo_val(phba, MBX_SLI4_CONFIG);
rc = lpfc_sli_issue_mbox_wait(phba, mbox, mbox_tmo);
}
shdr = (union lpfc_sli4_cfg_shdr *) &sgl->cfg_shdr;
shdr_status = bf_get(lpfc_mbox_hdr_status,
&shdr->response);
shdr_add_status = bf_get(lpfc_mbox_hdr_add_status,
&shdr->response);
if (rc != MBX_TIMEOUT)
lpfc_sli4_mbox_cmd_free(phba, mbox);
if (shdr_status || shdr_add_status || rc) {
lpfc_printf_log(phba, KERN_ERR, LOG_SLI,
"2988 POST_SGL_BLOCK mailbox "
"command failed status x%x "
"add_status x%x mbx status x%x\n",
shdr_status, shdr_add_status, rc);
rc = -ENXIO;
goto err_exit;
}
if (ttl_cnt >= els_xri_cnt)
break;
}
err_exit:
if (rc == 0)
bf_set(lpfc_xri_rsrc_rdy, &phba->sli4_hba.sli4_flags,
LPFC_XRI_RSRC_RDY);
return rc;
}
......@@ -11703,6 +12791,7 @@ lpfc_sli4_post_scsi_sgl_block(struct lpfc_hba *phba, struct list_head *sblist,
lpfc_sli4_mbox_cmd_free(phba, mbox);
return -ENOMEM;
}
/* Get the first SGE entry from the non-embedded DMA memory */
viraddr = mbox->sge_array->addr[0];
......@@ -11757,6 +12846,169 @@ lpfc_sli4_post_scsi_sgl_block(struct lpfc_hba *phba, struct list_head *sblist,
return rc;
}
/**
* lpfc_sli4_post_scsi_sgl_blk_ext - post a block of scsi sgls to the port.
* @phba: pointer to lpfc hba data structure.
* @sblist: pointer to scsi buffer list.
* @count: number of scsi buffers on the list.
*
* This routine is invoked to post a block of @count scsi sgl pages from a
* SCSI buffer list @sblist to the HBA using non-embedded mailbox command.
* No Lock is held.
*
**/
int
lpfc_sli4_post_scsi_sgl_blk_ext(struct lpfc_hba *phba, struct list_head *sblist,
int cnt)
{
struct lpfc_scsi_buf *psb = NULL;
struct lpfc_mbx_post_uembed_sgl_page1 *sgl;
struct sgl_page_pairs *sgl_pg_pairs;
void *viraddr;
LPFC_MBOXQ_t *mbox;
uint32_t reqlen, alloclen, pg_pairs;
uint32_t mbox_tmo;
uint16_t xri_start = 0, scsi_xri_start;
uint16_t rsrc_range;
int rc = 0, avail_cnt;
uint32_t shdr_status, shdr_add_status;
dma_addr_t pdma_phys_bpl1;
union lpfc_sli4_cfg_shdr *shdr;
struct lpfc_rsrc_blks *rsrc_blk;
uint32_t xri_cnt = 0;
/* Calculate the total requested length of the dma memory */
reqlen = cnt * sizeof(struct sgl_page_pairs) +
sizeof(union lpfc_sli4_cfg_shdr) + sizeof(uint32_t);
if (reqlen > SLI4_PAGE_SIZE) {
lpfc_printf_log(phba, KERN_WARNING, LOG_INIT,
"2932 Block sgl registration required DMA "
"size (%d) great than a page\n", reqlen);
return -ENOMEM;
}
/*
* The use of extents requires the driver to post the sgl headers
* in multiple postings to meet the contiguous resource assignment.
*/
psb = list_prepare_entry(psb, sblist, list);
scsi_xri_start = phba->sli4_hba.scsi_xri_start;
list_for_each_entry(rsrc_blk, &phba->sli4_hba.lpfc_xri_blk_list,
list) {
rsrc_range = rsrc_blk->rsrc_start + rsrc_blk->rsrc_size;
if (rsrc_range < scsi_xri_start)
continue;
else if (rsrc_blk->rsrc_used >= rsrc_blk->rsrc_size)
continue;
else
avail_cnt = rsrc_blk->rsrc_size - rsrc_blk->rsrc_used;
reqlen = (avail_cnt * sizeof(struct sgl_page_pairs)) +
sizeof(union lpfc_sli4_cfg_shdr) + sizeof(uint32_t);
/*
* Allocate DMA memory and set up the non-embedded mailbox
* command. The mbox is used to post an SGL page per loop
* but the DMA memory has a use-once semantic so the mailbox
* is used and freed per loop pass.
*/
mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
if (!mbox) {
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
"2933 Failed to allocate mbox cmd "
"memory\n");
return -ENOMEM;
}
alloclen = lpfc_sli4_config(phba, mbox,
LPFC_MBOX_SUBSYSTEM_FCOE,
LPFC_MBOX_OPCODE_FCOE_POST_SGL_PAGES,
reqlen,
LPFC_SLI4_MBX_NEMBED);
if (alloclen < reqlen) {
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
"2934 Allocated DMA memory size (%d) "
"is less than the requested DMA memory "
"size (%d)\n", alloclen, reqlen);
lpfc_sli4_mbox_cmd_free(phba, mbox);
return -ENOMEM;
}
/* Get the first SGE entry from the non-embedded DMA memory */
viraddr = mbox->sge_array->addr[0];
/* Set up the SGL pages in the non-embedded DMA pages */
sgl = (struct lpfc_mbx_post_uembed_sgl_page1 *)viraddr;
sgl_pg_pairs = &sgl->sgl_pg_pairs;
/* pg_pairs tracks posted SGEs per loop iteration. */
pg_pairs = 0;
list_for_each_entry_continue(psb, sblist, list) {
/* Set up the sge entry */
sgl_pg_pairs->sgl_pg0_addr_lo =
cpu_to_le32(putPaddrLow(psb->dma_phys_bpl));
sgl_pg_pairs->sgl_pg0_addr_hi =
cpu_to_le32(putPaddrHigh(psb->dma_phys_bpl));
if (phba->cfg_sg_dma_buf_size > SGL_PAGE_SIZE)
pdma_phys_bpl1 = psb->dma_phys_bpl +
SGL_PAGE_SIZE;
else
pdma_phys_bpl1 = 0;
sgl_pg_pairs->sgl_pg1_addr_lo =
cpu_to_le32(putPaddrLow(pdma_phys_bpl1));
sgl_pg_pairs->sgl_pg1_addr_hi =
cpu_to_le32(putPaddrHigh(pdma_phys_bpl1));
/* Keep the first xri for this extent. */
if (pg_pairs == 0)
xri_start = psb->cur_iocbq.sli4_xritag;
sgl_pg_pairs++;
pg_pairs++;
xri_cnt++;
/*
* Track two exit conditions - the loop has constructed
* all of the caller's SGE pairs or all available
* resource IDs in this extent are consumed.
*/
if ((xri_cnt == cnt) || (pg_pairs >= avail_cnt))
break;
}
rsrc_blk->rsrc_used += pg_pairs;
bf_set(lpfc_post_sgl_pages_xri, sgl, xri_start);
bf_set(lpfc_post_sgl_pages_xricnt, sgl, pg_pairs);
lpfc_printf_log(phba, KERN_INFO, LOG_INIT,
"3016 Post SCSI Extent SGL, start %d, cnt %d "
"blk use %d\n",
xri_start, pg_pairs, rsrc_blk->rsrc_used);
/* Perform endian conversion if necessary */
sgl->word0 = cpu_to_le32(sgl->word0);
if (!phba->sli4_hba.intr_enable)
rc = lpfc_sli_issue_mbox(phba, mbox, MBX_POLL);
else {
mbox_tmo = lpfc_mbox_tmo_val(phba, MBX_SLI4_CONFIG);
rc = lpfc_sli_issue_mbox_wait(phba, mbox, mbox_tmo);
}
shdr = (union lpfc_sli4_cfg_shdr *) &sgl->cfg_shdr;
shdr_status = bf_get(lpfc_mbox_hdr_status, &shdr->response);
shdr_add_status = bf_get(lpfc_mbox_hdr_add_status,
&shdr->response);
if (rc != MBX_TIMEOUT)
lpfc_sli4_mbox_cmd_free(phba, mbox);
if (shdr_status || shdr_add_status || rc) {
lpfc_printf_log(phba, KERN_ERR, LOG_SLI,
"2935 POST_SGL_BLOCK mailbox command "
"failed status x%x add_status x%x "
"mbx status x%x\n",
shdr_status, shdr_add_status, rc);
return -ENXIO;
}
/* Post only what is requested. */
if (xri_cnt >= cnt)
break;
}
return rc;
}
/**
* lpfc_fc_frame_check - Check that this frame is a valid frame to handle
* @phba: pointer to lpfc_hba struct that the frame was received on
......@@ -12146,6 +13398,28 @@ lpfc_sli4_seq_abort_rsp_cmpl(struct lpfc_hba *phba,
lpfc_sli_release_iocbq(phba, cmd_iocbq);
}
/**
* lpfc_sli4_xri_inrange - check xri is in range of xris owned by driver.
* @phba: Pointer to HBA context object.
* @xri: xri id in transaction.
*
* This function validates the xri maps to the known range of XRIs allocated an
* used by the driver.
**/
static uint16_t
lpfc_sli4_xri_inrange(struct lpfc_hba *phba,
uint16_t xri)
{
int i;
for (i = 0; i < phba->sli4_hba.max_cfg_param.max_xri; i++) {
if (xri == phba->sli4_hba.xri_ids[i])
return i;
}
return NO_XRI;
}
/**
* lpfc_sli4_seq_abort_rsp - bls rsp to sequence abort
* @phba: Pointer to HBA context object.
......@@ -12179,9 +13453,7 @@ lpfc_sli4_seq_abort_rsp(struct lpfc_hba *phba,
"SID:x%x\n", oxid, sid);
return;
}
if (rxid >= phba->sli4_hba.max_cfg_param.xri_base
&& rxid <= (phba->sli4_hba.max_cfg_param.max_xri
+ phba->sli4_hba.max_cfg_param.xri_base))
if (lpfc_sli4_xri_inrange(phba, rxid))
lpfc_set_rrq_active(phba, ndlp, rxid, oxid, 0);
/* Allocate buffer for rsp iocb */
......@@ -12204,12 +13476,13 @@ lpfc_sli4_seq_abort_rsp(struct lpfc_hba *phba,
icmd->ulpBdeCount = 0;
icmd->ulpLe = 1;
icmd->ulpClass = CLASS3;
icmd->ulpContext = ndlp->nlp_rpi;
icmd->ulpContext = phba->sli4_hba.rpi_ids[ndlp->nlp_rpi];
ctiocb->context1 = ndlp;
ctiocb->iocb_cmpl = NULL;
ctiocb->vport = phba->pport;
ctiocb->iocb_cmpl = lpfc_sli4_seq_abort_rsp_cmpl;
ctiocb->sli4_lxritag = NO_XRI;
ctiocb->sli4_xritag = NO_XRI;
/* If the oxid maps to the FCP XRI range or if it is out of range,
......@@ -12390,8 +13663,8 @@ lpfc_prep_seq(struct lpfc_vport *vport, struct hbq_dmabuf *seq_dmabuf)
first_iocbq->iocb.ulpStatus = IOSTAT_SUCCESS;
first_iocbq->iocb.ulpCommand = CMD_IOCB_RCV_SEQ64_CX;
first_iocbq->iocb.ulpContext = be16_to_cpu(fc_hdr->fh_ox_id);
first_iocbq->iocb.unsli3.rcvsli3.vpi =
vport->vpi + vport->phba->vpi_base;
/* iocbq is prepped for internal consumption. Logical vpi. */
first_iocbq->iocb.unsli3.rcvsli3.vpi = vport->vpi;
/* put the first buffer into the first IOCBq */
first_iocbq->context2 = &seq_dmabuf->dbuf;
first_iocbq->context3 = NULL;
......@@ -12471,7 +13744,7 @@ lpfc_sli4_send_seq_to_ulp(struct lpfc_vport *vport,
&phba->sli.ring[LPFC_ELS_RING],
iocbq, fc_hdr->fh_r_ctl,
fc_hdr->fh_type))
lpfc_printf_log(phba, KERN_WARNING, LOG_SLI,
lpfc_printf_log(phba, KERN_ERR, LOG_SLI,
"2540 Ring %d handler: unexpected Rctl "
"x%x Type x%x received\n",
LPFC_ELS_RING,
......@@ -12568,9 +13841,24 @@ lpfc_sli4_post_all_rpi_hdrs(struct lpfc_hba *phba)
{
struct lpfc_rpi_hdr *rpi_page;
uint32_t rc = 0;
uint16_t lrpi = 0;
/* SLI4 ports that support extents do not require RPI headers. */
if (!phba->sli4_hba.rpi_hdrs_in_use)
goto exit;
if (phba->sli4_hba.extents_in_use)
return -EIO;
/* Post all rpi memory regions to the port. */
list_for_each_entry(rpi_page, &phba->sli4_hba.lpfc_rpi_hdr_list, list) {
/*
* Assign the rpi headers a physical rpi only if the driver
* has not initialized those resources. A port reset only
* needs the headers posted.
*/
if (bf_get(lpfc_rpi_rsrc_rdy, &phba->sli4_hba.sli4_flags) !=
LPFC_RPI_RSRC_RDY)
rpi_page->start_rpi = phba->sli4_hba.rpi_ids[lrpi];
rc = lpfc_sli4_post_rpi_hdr(phba, rpi_page);
if (rc != MBX_SUCCESS) {
lpfc_printf_log(phba, KERN_ERR, LOG_SLI,
......@@ -12581,6 +13869,9 @@ lpfc_sli4_post_all_rpi_hdrs(struct lpfc_hba *phba)
}
}
exit:
bf_set(lpfc_rpi_rsrc_rdy, &phba->sli4_hba.sli4_flags,
LPFC_RPI_RSRC_RDY);
return rc;
}
......@@ -12604,10 +13895,15 @@ lpfc_sli4_post_rpi_hdr(struct lpfc_hba *phba, struct lpfc_rpi_hdr *rpi_page)
LPFC_MBOXQ_t *mboxq;
struct lpfc_mbx_post_hdr_tmpl *hdr_tmpl;
uint32_t rc = 0;
uint32_t mbox_tmo;
uint32_t shdr_status, shdr_add_status;
union lpfc_sli4_cfg_shdr *shdr;
/* SLI4 ports that support extents do not require RPI headers. */
if (!phba->sli4_hba.rpi_hdrs_in_use)
return rc;
if (phba->sli4_hba.extents_in_use)
return -EIO;
/* The port is notified of the header region via a mailbox command. */
mboxq = (LPFC_MBOXQ_t *) mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
if (!mboxq) {
......@@ -12619,16 +13915,19 @@ lpfc_sli4_post_rpi_hdr(struct lpfc_hba *phba, struct lpfc_rpi_hdr *rpi_page)
/* Post all rpi memory regions to the port. */
hdr_tmpl = &mboxq->u.mqe.un.hdr_tmpl;
mbox_tmo = lpfc_mbox_tmo_val(phba, MBX_SLI4_CONFIG);
lpfc_sli4_config(phba, mboxq, LPFC_MBOX_SUBSYSTEM_FCOE,
LPFC_MBOX_OPCODE_FCOE_POST_HDR_TEMPLATE,
sizeof(struct lpfc_mbx_post_hdr_tmpl) -
sizeof(struct lpfc_sli4_cfg_mhdr),
LPFC_SLI4_MBX_EMBED);
bf_set(lpfc_mbx_post_hdr_tmpl_page_cnt,
hdr_tmpl, rpi_page->page_count);
/* Post the physical rpi to the port for this rpi header. */
bf_set(lpfc_mbx_post_hdr_tmpl_rpi_offset, hdr_tmpl,
rpi_page->start_rpi);
bf_set(lpfc_mbx_post_hdr_tmpl_page_cnt,
hdr_tmpl, rpi_page->page_count);
hdr_tmpl->rpi_paddr_lo = putPaddrLow(rpi_page->dmabuf->phys);
hdr_tmpl->rpi_paddr_hi = putPaddrHigh(rpi_page->dmabuf->phys);
rc = lpfc_sli_issue_mbox(phba, mboxq, MBX_POLL);
......@@ -12663,22 +13962,21 @@ lpfc_sli4_post_rpi_hdr(struct lpfc_hba *phba, struct lpfc_rpi_hdr *rpi_page)
int
lpfc_sli4_alloc_rpi(struct lpfc_hba *phba)
{
int rpi;
uint16_t max_rpi, rpi_base, rpi_limit;
uint16_t rpi_remaining;
unsigned long rpi;
uint16_t max_rpi, rpi_limit;
uint16_t rpi_remaining, lrpi = 0;
struct lpfc_rpi_hdr *rpi_hdr;
max_rpi = phba->sli4_hba.max_cfg_param.max_rpi;
rpi_base = phba->sli4_hba.max_cfg_param.rpi_base;
rpi_limit = phba->sli4_hba.next_rpi;
/*
* The valid rpi range is not guaranteed to be zero-based. Start
* the search at the rpi_base as reported by the port.
* Fetch the next logical rpi. Because this index is logical,
* the driver starts at 0 each time.
*/
spin_lock_irq(&phba->hbalock);
rpi = find_next_zero_bit(phba->sli4_hba.rpi_bmask, rpi_limit, rpi_base);
if (rpi >= rpi_limit || rpi < rpi_base)
rpi = find_next_zero_bit(phba->sli4_hba.rpi_bmask, rpi_limit, 0);
if (rpi >= rpi_limit)
rpi = LPFC_RPI_ALLOC_ERROR;
else {
set_bit(rpi, phba->sli4_hba.rpi_bmask);
......@@ -12688,7 +13986,7 @@ lpfc_sli4_alloc_rpi(struct lpfc_hba *phba)
/*
* Don't try to allocate more rpi header regions if the device limit
* on available rpis max has been exhausted.
* has been exhausted.
*/
if ((rpi == LPFC_RPI_ALLOC_ERROR) &&
(phba->sli4_hba.rpi_count >= max_rpi)) {
......@@ -12696,14 +13994,22 @@ lpfc_sli4_alloc_rpi(struct lpfc_hba *phba)
return rpi;
}
/*
* RPI header postings are not required for SLI4 ports capable of
* extents.
*/
if (!phba->sli4_hba.rpi_hdrs_in_use) {
spin_unlock_irq(&phba->hbalock);
return rpi;
}
/*
* If the driver is running low on rpi resources, allocate another
* page now. Note that the next_rpi value is used because
* it represents how many are actually in use whereas max_rpi notes
* how many are supported max by the device.
*/
rpi_remaining = phba->sli4_hba.next_rpi - rpi_base -
phba->sli4_hba.rpi_count;
rpi_remaining = phba->sli4_hba.next_rpi - phba->sli4_hba.rpi_count;
spin_unlock_irq(&phba->hbalock);
if (rpi_remaining < LPFC_RPI_LOW_WATER_MARK) {
rpi_hdr = lpfc_sli4_create_rpi_hdr(phba);
......@@ -12712,6 +14018,8 @@ lpfc_sli4_alloc_rpi(struct lpfc_hba *phba)
"2002 Error Could not grow rpi "
"count\n");
} else {
lrpi = rpi_hdr->start_rpi;
rpi_hdr->start_rpi = phba->sli4_hba.rpi_ids[lrpi];
lpfc_sli4_post_rpi_hdr(phba, rpi_hdr);
}
}
......@@ -12761,6 +14069,8 @@ void
lpfc_sli4_remove_rpis(struct lpfc_hba *phba)
{
kfree(phba->sli4_hba.rpi_bmask);
kfree(phba->sli4_hba.rpi_ids);
bf_set(lpfc_rpi_rsrc_rdy, &phba->sli4_hba.sli4_flags, 0);
}
/**
......@@ -13744,7 +15054,7 @@ lpfc_drain_txq(struct lpfc_hba *phba)
* never happen
*/
sglq = __lpfc_clear_active_sglq(phba,
sglq->sli4_xritag);
sglq->sli4_lxritag);
spin_unlock_irqrestore(&phba->hbalock, iflags);
lpfc_printf_log(phba, KERN_ERR, LOG_SLI,
"2823 txq empty and txq_cnt is %d\n ",
......@@ -13756,6 +15066,7 @@ lpfc_drain_txq(struct lpfc_hba *phba)
/* The xri and iocb resources secured,
* attempt to issue request
*/
piocbq->sli4_lxritag = sglq->sli4_lxritag;
piocbq->sli4_xritag = sglq->sli4_xritag;
if (NO_XRI == lpfc_sli4_bpl2sgl(phba, piocbq, sglq))
fail_msg = "to convert bpl to sgl";
......
drivers/scsi/lpfc/lpfc_sli.h
浏览文件 @ 6d368e53
......@@ -52,6 +52,7 @@ struct lpfc_iocbq {
struct list_head clist;
struct list_head dlist;
uint16_t iotag; /* pre-assigned IO tag */
uint16_t sli4_lxritag; /* logical pre-assigned XRI. */
uint16_t sli4_xritag; /* pre-assigned XRI, (OXID) tag. */
struct lpfc_cq_event cq_event;
......
drivers/scsi/lpfc/lpfc_sli4.h
浏览文件 @ 6d368e53
......@@ -310,7 +310,6 @@ struct lpfc_max_cfg_param {
uint16_t vfi_base;
uint16_t vfi_used;
uint16_t max_fcfi;
uint16_t fcfi_base;
uint16_t fcfi_used;
uint16_t max_eq;
uint16_t max_rq;
......@@ -449,10 +448,13 @@ struct lpfc_sli4_hba {
uint32_t intr_enable;
struct lpfc_bmbx bmbx;
struct lpfc_max_cfg_param max_cfg_param;
uint16_t extents_in_use; /* must allocate resource extents. */
uint16_t rpi_hdrs_in_use; /* must post rpi hdrs if set. */
uint16_t next_xri; /* last_xri - max_cfg_param.xri_base = used */
uint16_t next_rpi;
uint16_t scsi_xri_max;
uint16_t scsi_xri_cnt;
uint16_t scsi_xri_start;
struct list_head lpfc_free_sgl_list;
struct list_head lpfc_sgl_list;
struct lpfc_sglq **lpfc_els_sgl_array;
......@@ -463,7 +465,17 @@ struct lpfc_sli4_hba {
struct lpfc_sglq **lpfc_sglq_active_list;
struct list_head lpfc_rpi_hdr_list;
unsigned long *rpi_bmask;
uint16_t *rpi_ids;
uint16_t rpi_count;
struct list_head lpfc_rpi_blk_list;
unsigned long *xri_bmask;
uint16_t *xri_ids;
uint16_t xri_count;
struct list_head lpfc_xri_blk_list;
unsigned long *vfi_bmask;
uint16_t *vfi_ids;
uint16_t vfi_count;
struct list_head lpfc_vfi_blk_list;
struct lpfc_sli4_flags sli4_flags;
struct list_head sp_queue_event;
struct list_head sp_cqe_event_pool;
......@@ -496,6 +508,7 @@ struct lpfc_sglq {
enum lpfc_sgl_state state;
struct lpfc_nodelist *ndlp; /* ndlp associated with IO */
uint16_t iotag; /* pre-assigned IO tag */
uint16_t sli4_lxritag; /* logical pre-assigned xri. */
uint16_t sli4_xritag; /* pre-assigned XRI, (OXID) tag. */
struct sli4_sge *sgl; /* pre-assigned SGL */
void *virt; /* virtual address. */
......@@ -510,6 +523,13 @@ struct lpfc_rpi_hdr {
uint32_t start_rpi;
};
struct lpfc_rsrc_blks {
struct list_head list;
uint16_t rsrc_start;
uint16_t rsrc_size;
uint16_t rsrc_used;
};
/*
* SLI4 specific function prototypes
*/
......@@ -549,8 +569,11 @@ int lpfc_sli4_post_sgl(struct lpfc_hba *, dma_addr_t, dma_addr_t, uint16_t);
int lpfc_sli4_repost_scsi_sgl_list(struct lpfc_hba *);
uint16_t lpfc_sli4_next_xritag(struct lpfc_hba *);
int lpfc_sli4_post_async_mbox(struct lpfc_hba *);
int lpfc_sli4_post_sgl_list(struct lpfc_hba *phba);
int lpfc_sli4_post_els_sgl_list(struct lpfc_hba *phba);
int lpfc_sli4_post_els_sgl_list_ext(struct lpfc_hba *phba);
int lpfc_sli4_post_scsi_sgl_block(struct lpfc_hba *, struct list_head *, int);
int lpfc_sli4_post_scsi_sgl_blk_ext(struct lpfc_hba *, struct list_head *,
int);
struct lpfc_cq_event *__lpfc_sli4_cq_event_alloc(struct lpfc_hba *);
struct lpfc_cq_event *lpfc_sli4_cq_event_alloc(struct lpfc_hba *);
void __lpfc_sli4_cq_event_release(struct lpfc_hba *, struct lpfc_cq_event *);
......
drivers/scsi/lpfc/lpfc_vport.c
浏览文件 @ 6d368e53
......@@ -83,7 +83,7 @@ inline void lpfc_vport_set_state(struct lpfc_vport *vport,
static int
lpfc_alloc_vpi(struct lpfc_hba *phba)
{
int vpi;
unsigned long vpi;
spin_lock_irq(&phba->hbalock);
/* Start at bit 1 because vpi zero is reserved for the physical port */
......
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