diff options
Diffstat (limited to 'drivers/scsi/qla2xxx')
-rw-r--r-- | drivers/scsi/qla2xxx/qla_attr.c | 7 | ||||
-rw-r--r-- | drivers/scsi/qla2xxx/qla_bsg.c | 9 | ||||
-rw-r--r-- | drivers/scsi/qla2xxx/qla_def.h | 173 | ||||
-rw-r--r-- | drivers/scsi/qla2xxx/qla_dfs.c | 39 | ||||
-rw-r--r-- | drivers/scsi/qla2xxx/qla_fw.h | 2 | ||||
-rw-r--r-- | drivers/scsi/qla2xxx/qla_gbl.h | 32 | ||||
-rw-r--r-- | drivers/scsi/qla2xxx/qla_gs.c | 1497 | ||||
-rw-r--r-- | drivers/scsi/qla2xxx/qla_init.c | 1044 | ||||
-rw-r--r-- | drivers/scsi/qla2xxx/qla_inline.h | 1 | ||||
-rw-r--r-- | drivers/scsi/qla2xxx/qla_iocb.c | 65 | ||||
-rw-r--r-- | drivers/scsi/qla2xxx/qla_isr.c | 56 | ||||
-rw-r--r-- | drivers/scsi/qla2xxx/qla_mbx.c | 151 | ||||
-rw-r--r-- | drivers/scsi/qla2xxx/qla_mid.c | 140 | ||||
-rw-r--r-- | drivers/scsi/qla2xxx/qla_nx2.c | 2 | ||||
-rw-r--r-- | drivers/scsi/qla2xxx/qla_os.c | 528 | ||||
-rw-r--r-- | drivers/scsi/qla2xxx/qla_sup.c | 1 | ||||
-rw-r--r-- | drivers/scsi/qla2xxx/qla_target.c | 761 | ||||
-rw-r--r-- | drivers/scsi/qla2xxx/qla_target.h | 4 | ||||
-rw-r--r-- | drivers/scsi/qla2xxx/qla_tmpl.c | 40 | ||||
-rw-r--r-- | drivers/scsi/qla2xxx/qla_version.h | 2 | ||||
-rw-r--r-- | drivers/scsi/qla2xxx/tcm_qla2xxx.c | 5 |
21 files changed, 3299 insertions, 1260 deletions
diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c index 9ce28c4f9812..89a4999fa631 100644 --- a/drivers/scsi/qla2xxx/qla_attr.c +++ b/drivers/scsi/qla2xxx/qla_attr.c @@ -1843,14 +1843,13 @@ qla2x00_get_fc_host_stats(struct Scsi_Host *shost) if (qla2x00_reset_active(vha)) goto done; - stats = dma_alloc_coherent(&ha->pdev->dev, - sizeof(*stats), &stats_dma, GFP_KERNEL); + stats = dma_zalloc_coherent(&ha->pdev->dev, sizeof(*stats), + &stats_dma, GFP_KERNEL); if (!stats) { ql_log(ql_log_warn, vha, 0x707d, "Failed to allocate memory for stats.\n"); goto done; } - memset(stats, 0, sizeof(*stats)); rval = QLA_FUNCTION_FAILED; if (IS_FWI2_CAPABLE(ha)) { @@ -2170,6 +2169,8 @@ qla24xx_vport_delete(struct fc_vport *fc_vport) dma_free_coherent(&ha->pdev->dev, vha->gnl.size, vha->gnl.l, vha->gnl.ldma); + vfree(vha->scan.l); + if (vha->qpair && vha->qpair->vp_idx == vha->vp_idx) { if (qla2xxx_delete_qpair(vha, vha->qpair) != QLA_SUCCESS) ql_log(ql_log_warn, vha, 0x7087, diff --git a/drivers/scsi/qla2xxx/qla_bsg.c b/drivers/scsi/qla2xxx/qla_bsg.c index e3ac7078d2aa..e2d5d3ca0f57 100644 --- a/drivers/scsi/qla2xxx/qla_bsg.c +++ b/drivers/scsi/qla2xxx/qla_bsg.c @@ -1435,7 +1435,7 @@ qla2x00_optrom_setup(struct bsg_job *bsg_job, scsi_qla_host_t *vha, ha->optrom_state = QLA_SREADING; } - ha->optrom_buffer = vmalloc(ha->optrom_region_size); + ha->optrom_buffer = vzalloc(ha->optrom_region_size); if (!ha->optrom_buffer) { ql_log(ql_log_warn, vha, 0x7059, "Read: Unable to allocate memory for optrom retrieval " @@ -1445,7 +1445,6 @@ qla2x00_optrom_setup(struct bsg_job *bsg_job, scsi_qla_host_t *vha, return -ENOMEM; } - memset(ha->optrom_buffer, 0, ha->optrom_region_size); return 0; } @@ -2314,16 +2313,14 @@ qla2x00_get_priv_stats(struct bsg_job *bsg_job) if (!IS_FWI2_CAPABLE(ha)) return -EPERM; - stats = dma_alloc_coherent(&ha->pdev->dev, - sizeof(*stats), &stats_dma, GFP_KERNEL); + stats = dma_zalloc_coherent(&ha->pdev->dev, sizeof(*stats), + &stats_dma, GFP_KERNEL); if (!stats) { ql_log(ql_log_warn, vha, 0x70e2, "Failed to allocate memory for stats.\n"); return -ENOMEM; } - memset(stats, 0, sizeof(*stats)); - rval = qla24xx_get_isp_stats(base_vha, stats, stats_dma, options); if (rval == QLA_SUCCESS) { diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h index 01a9b8971e88..be7d6824581a 100644 --- a/drivers/scsi/qla2xxx/qla_def.h +++ b/drivers/scsi/qla2xxx/qla_def.h @@ -246,8 +246,8 @@ * There is no correspondence between an N-PORT id and an AL_PA. Therefore the * valid range of an N-PORT id is 0 through 0x7ef. */ -#define NPH_LAST_HANDLE 0x7ef -#define NPH_MGMT_SERVER 0x7fa /* FFFFFA */ +#define NPH_LAST_HANDLE 0x7ee +#define NPH_MGMT_SERVER 0x7ef /* FFFFEF */ #define NPH_SNS 0x7fc /* FFFFFC */ #define NPH_FABRIC_CONTROLLER 0x7fd /* FFFFFD */ #define NPH_F_PORT 0x7fe /* FFFFFE */ @@ -288,6 +288,8 @@ struct name_list_extended { #define ATIO_ENTRY_CNT_24XX 4096 /* Number of ATIO entries. */ #define RESPONSE_ENTRY_CNT_FX00 256 /* Number of response entries.*/ #define FW_DEF_EXCHANGES_CNT 2048 +#define FW_MAX_EXCHANGES_CNT (32 * 1024) +#define REDUCE_EXCHANGES_CNT (8 * 1024) struct req_que; struct qla_tgt_sess; @@ -315,6 +317,29 @@ struct srb_cmd { /* To identify if a srb is of T10-CRC type. @sp => srb_t pointer */ #define IS_PROT_IO(sp) (sp->flags & SRB_CRC_CTX_DSD_VALID) +/* + * 24 bit port ID type definition. + */ +typedef union { + uint32_t b24 : 24; + + struct { +#ifdef __BIG_ENDIAN + uint8_t domain; + uint8_t area; + uint8_t al_pa; +#elif defined(__LITTLE_ENDIAN) + uint8_t al_pa; + uint8_t area; + uint8_t domain; +#else +#error "__BIG_ENDIAN or __LITTLE_ENDIAN must be defined!" +#endif + uint8_t rsvd_1; + } b; +} port_id_t; +#define INVALID_PORT_ID 0xFFFFFF + struct els_logo_payload { uint8_t opcode; uint8_t rsvd[3]; @@ -338,6 +363,7 @@ struct ct_arg { u32 rsp_size; void *req; void *rsp; + port_id_t id; }; /* @@ -416,6 +442,7 @@ struct srb_iocb { struct { uint32_t cmd_hndl; __le16 comp_status; + __le16 req_que_no; struct completion comp; } abt; struct ct_arg ctarg; @@ -448,6 +475,10 @@ struct srb_iocb { uint32_t timeout_sec; struct list_head entry; } nvme; + struct { + u16 cmd; + u16 vp_index; + } ctrlvp; } u; struct timer_list timer; @@ -476,6 +507,8 @@ struct srb_iocb { #define SRB_NVME_CMD 19 #define SRB_NVME_LS 20 #define SRB_PRLI_CMD 21 +#define SRB_CTRL_VP 22 +#define SRB_PRLO_CMD 23 enum { TYPE_SRB, @@ -499,8 +532,12 @@ typedef struct srb { const char *name; int iocbs; struct qla_qpair *qpair; + struct list_head elem; u32 gen1; /* scratch */ u32 gen2; /* scratch */ + int rc; + int retry_count; + struct completion comp; union { struct srb_iocb iocb_cmd; struct bsg_job *bsg_job; @@ -2164,28 +2201,6 @@ struct imm_ntfy_from_isp { #define REQUEST_ENTRY_SIZE (sizeof(request_t)) -/* - * 24 bit port ID type definition. - */ -typedef union { - uint32_t b24 : 24; - - struct { -#ifdef __BIG_ENDIAN - uint8_t domain; - uint8_t area; - uint8_t al_pa; -#elif defined(__LITTLE_ENDIAN) - uint8_t al_pa; - uint8_t area; - uint8_t domain; -#else -#error "__BIG_ENDIAN or __LITTLE_ENDIAN must be defined!" -#endif - uint8_t rsvd_1; - } b; -} port_id_t; -#define INVALID_PORT_ID 0xFFFFFF /* * Switch info gathering structure. @@ -2257,14 +2272,17 @@ struct ct_sns_desc { enum discovery_state { DSC_DELETED, + DSC_GNN_ID, DSC_GID_PN, DSC_GNL, DSC_LOGIN_PEND, DSC_LOGIN_FAILED, DSC_GPDB, + DSC_GFPN_ID, DSC_GPSC, DSC_UPD_FCPORT, DSC_LOGIN_COMPLETE, + DSC_ADISC, DSC_DELETE_PEND, }; @@ -2290,7 +2308,9 @@ enum fcport_mgt_event { FCME_GPDB_DONE, FCME_GPNID_DONE, FCME_GFFID_DONE, - FCME_DELETE_DONE, + FCME_ADISC_DONE, + FCME_GNNID_DONE, + FCME_GFPNID_DONE, }; enum rscn_addr_format { @@ -2315,6 +2335,7 @@ typedef struct fc_port { unsigned int conf_compl_supported:1; unsigned int deleted:2; + unsigned int free_pending:1; unsigned int local:1; unsigned int logout_on_delete:1; unsigned int logo_ack_needed:1; @@ -2323,6 +2344,7 @@ typedef struct fc_port { unsigned int login_pause:1; unsigned int login_succ:1; unsigned int query:1; + unsigned int id_changed:1; struct work_struct nvme_del_work; struct completion nvme_del_done; @@ -2434,6 +2456,7 @@ static const char * const port_state_str[] = { #define FCF_FCP2_DEVICE BIT_2 #define FCF_ASYNC_SENT BIT_3 #define FCF_CONF_COMP_SUPPORTED BIT_4 +#define FCF_ASYNC_ACTIVE BIT_5 /* No loop ID flag. */ #define FC_NO_LOOP_ID 0x1000 @@ -2470,6 +2493,11 @@ static const char * const port_state_str[] = { #define GA_NXT_REQ_SIZE (16 + 4) #define GA_NXT_RSP_SIZE (16 + 620) +#define GPN_FT_CMD 0x172 +#define GPN_FT_REQ_SIZE (16 + 4) +#define GNN_FT_CMD 0x173 +#define GNN_FT_REQ_SIZE (16 + 4) + #define GID_PT_CMD 0x1A1 #define GID_PT_REQ_SIZE (16 + 4) @@ -2725,6 +2753,13 @@ struct ct_sns_req { } port_id; struct { + uint8_t reserved; + uint8_t domain; + uint8_t area; + uint8_t port_type; + } gpn_ft; + + struct { uint8_t port_type; uint8_t domain; uint8_t area; @@ -2837,6 +2872,27 @@ struct ct_sns_gid_pt_data { uint8_t port_id[3]; }; +/* It's the same for both GPN_FT and GNN_FT */ +struct ct_sns_gpnft_rsp { + struct { + struct ct_cmd_hdr header; + uint16_t response; + uint16_t residual; + uint8_t fragment_id; + uint8_t reason_code; + uint8_t explanation_code; + uint8_t vendor_unique; + }; + /* Assume the largest number of targets for the union */ + struct ct_sns_gpn_ft_data { + u8 control_byte; + u8 port_id[3]; + u32 reserved; + u8 port_name[8]; + } entries[1]; +}; + +/* CT command response */ struct ct_sns_rsp { struct ct_rsp_hdr header; @@ -2912,6 +2968,33 @@ struct ct_sns_pkt { } p; }; +struct ct_sns_gpnft_pkt { + union { + struct ct_sns_req req; + struct ct_sns_gpnft_rsp rsp; + } p; +}; + +enum scan_flags_t { + SF_SCANNING = BIT_0, + SF_QUEUED = BIT_1, +}; + +struct fab_scan_rp { + port_id_t id; + u8 port_name[8]; + u8 node_name[8]; +}; + +struct fab_scan { + struct fab_scan_rp *l; + u32 size; + u16 scan_retry; +#define MAX_SCAN_RETRIES 5 + enum scan_flags_t scan_flags; + struct delayed_work scan_work; +}; + /* * SNS command structures -- for 2200 compatibility. */ @@ -3117,7 +3200,7 @@ enum qla_work_type { QLA_EVT_AENFX, QLA_EVT_GIDPN, QLA_EVT_GPNID, - QLA_EVT_GPNID_DONE, + QLA_EVT_UNMAP, QLA_EVT_NEW_SESS, QLA_EVT_GPDB, QLA_EVT_PRLI, @@ -3125,6 +3208,15 @@ enum qla_work_type { QLA_EVT_UPD_FCPORT, QLA_EVT_GNL, QLA_EVT_NACK, + QLA_EVT_RELOGIN, + QLA_EVT_ASYNC_PRLO, + QLA_EVT_ASYNC_PRLO_DONE, + QLA_EVT_GPNFT, + QLA_EVT_GPNFT_DONE, + QLA_EVT_GNNFT_DONE, + QLA_EVT_GNNID, + QLA_EVT_GFPNID, + QLA_EVT_SP_RETRY, }; @@ -3166,7 +3258,9 @@ struct qla_work_evt { struct { port_id_t id; u8 port_name[8]; + u8 node_name[8]; void *pla; + u8 fc4_type; } new_sess; struct { /*Get PDB, Get Speed, update fcport, gnl, gidpn */ fc_port_t *fcport; @@ -3177,6 +3271,9 @@ struct qla_work_evt { u8 iocb[IOCB_SIZE]; int type; } nack; + struct { + u8 fc4_type; + } gpnft; } u; }; @@ -3433,10 +3530,6 @@ struct qlt_hw_data { #define LEAK_EXCHG_THRESH_HOLD_PERCENT 75 /* 75 percent */ -#define QLA_EARLY_LINKUP(_ha) \ - ((_ha->flags.n2n_ae || _ha->flags.lip_ae) && \ - _ha->flags.fw_started && !_ha->flags.fw_init_done) - /* * Qlogic host adapter specific data structure. */ @@ -3494,8 +3587,10 @@ struct qla_hw_data { uint32_t detected_lr_sfp:1; uint32_t using_lr_setting:1; + uint32_t rida_fmt2:1; } flags; + uint16_t max_exchg; uint16_t long_range_distance; /* 32G & above */ #define LR_DISTANCE_5K 1 #define LR_DISTANCE_10K 0 @@ -3713,6 +3808,8 @@ struct qla_hw_data { (IS_QLA81XX(ha) || IS_QLA83XX(ha) || IS_QLA27XX(ha)) #define IS_EXLOGIN_OFFLD_CAPABLE(ha) \ (IS_QLA25XX(ha) || IS_QLA81XX(ha) || IS_QLA83XX(ha) || IS_QLA27XX(ha)) +#define USE_ASYNC_SCAN(ha) (IS_QLA25XX(ha) || IS_QLA81XX(ha) ||\ + IS_QLA83XX(ha) || IS_QLA27XX(ha)) /* HBA serial number */ uint8_t serial0; @@ -3795,7 +3892,7 @@ struct qla_hw_data { int exchoffld_size; int exchoffld_count; - void *swl; + void *swl; /* These are used by mailbox operations. */ uint16_t mailbox_out[MAILBOX_REGISTER_COUNT]; @@ -4107,6 +4204,7 @@ typedef struct scsi_qla_host { #define LOOP_READY 5 #define LOOP_DEAD 6 + unsigned long relogin_jif; unsigned long dpc_flags; #define RESET_MARKER_NEEDED 0 /* Send marker to ISP. */ #define RESET_ACTIVE 1 @@ -4139,6 +4237,7 @@ typedef struct scsi_qla_host { #define SET_ZIO_THRESHOLD_NEEDED 28 #define DETECT_SFP_CHANGE 29 #define N2N_LOGIN_NEEDED 30 +#define IOCB_WORK_ACTIVE 31 unsigned long pci_flags; #define PFLG_DISCONNECTED 0 /* PCI device removed */ @@ -4252,6 +4351,8 @@ typedef struct scsi_qla_host { uint8_t n2n_node_name[WWN_SIZE]; uint8_t n2n_port_name[WWN_SIZE]; uint16_t n2n_id; + struct list_head gpnid_list; + struct fab_scan scan; } scsi_qla_host_t; struct qla27xx_image_status { @@ -4511,6 +4612,16 @@ struct sff_8247_a0 { #define USER_CTRL_IRQ(_ha) (ql2xuctrlirq && QLA_TGT_MODE_ENABLED() && \ (IS_QLA27XX(_ha) || IS_QLA83XX(_ha))) +#define SAVE_TOPO(_ha) { \ + if (_ha->current_topology) \ + _ha->prev_topology = _ha->current_topology; \ +} + +#define N2N_TOPO(ha) \ + ((ha->prev_topology == ISP_CFG_N && !ha->current_topology) || \ + ha->current_topology == ISP_CFG_N || \ + !ha->current_topology) + #include "qla_target.h" #include "qla_gbl.h" #include "qla_dbg.h" diff --git a/drivers/scsi/qla2xxx/qla_dfs.c b/drivers/scsi/qla2xxx/qla_dfs.c index d231e7156134..0b190082aa8d 100644 --- a/drivers/scsi/qla2xxx/qla_dfs.c +++ b/drivers/scsi/qla2xxx/qla_dfs.c @@ -127,21 +127,32 @@ static int qla_dfs_fw_resource_cnt_show(struct seq_file *s, void *unused) { struct scsi_qla_host *vha = s->private; - struct qla_hw_data *ha = vha->hw; + uint16_t mb[MAX_IOCB_MB_REG]; + int rc; + + rc = qla24xx_res_count_wait(vha, mb, SIZEOF_IOCB_MB_REG); + if (rc != QLA_SUCCESS) { + seq_printf(s, "Mailbox Command failed %d, mb %#x", rc, mb[0]); + } else { + seq_puts(s, "FW Resource count\n\n"); + seq_printf(s, "Original TGT exchg count[%d]\n", mb[1]); + seq_printf(s, "current TGT exchg count[%d]\n", mb[2]); + seq_printf(s, "original Initiator Exchange count[%d]\n", mb[3]); + seq_printf(s, "Current Initiator Exchange count[%d]\n", mb[6]); + seq_printf(s, "Original IOCB count[%d]\n", mb[7]); + seq_printf(s, "Current IOCB count[%d]\n", mb[10]); + seq_printf(s, "MAX VP count[%d]\n", mb[11]); + seq_printf(s, "MAX FCF count[%d]\n", mb[12]); + seq_printf(s, "Current free pageable XCB buffer cnt[%d]\n", + mb[20]); + seq_printf(s, "Original Initiator fast XCB buffer cnt[%d]\n", + mb[21]); + seq_printf(s, "Current free Initiator fast XCB buffer cnt[%d]\n", + mb[22]); + seq_printf(s, "Original Target fast XCB buffer cnt[%d]\n", + mb[23]); - seq_puts(s, "FW Resource count\n\n"); - seq_printf(s, "Original TGT exchg count[%d]\n", - ha->orig_fw_tgt_xcb_count); - seq_printf(s, "current TGT exchg count[%d]\n", - ha->cur_fw_tgt_xcb_count); - seq_printf(s, "original Initiator Exchange count[%d]\n", - ha->orig_fw_xcb_count); - seq_printf(s, "Current Initiator Exchange count[%d]\n", - ha->cur_fw_xcb_count); - seq_printf(s, "Original IOCB count[%d]\n", ha->orig_fw_iocb_count); - seq_printf(s, "Current IOCB count[%d]\n", ha->cur_fw_iocb_count); - seq_printf(s, "MAX VP count[%d]\n", ha->max_npiv_vports); - seq_printf(s, "MAX FCF count[%d]\n", ha->fw_max_fcf_count); + } return 0; } diff --git a/drivers/scsi/qla2xxx/qla_fw.h b/drivers/scsi/qla2xxx/qla_fw.h index d5cef0727e72..5d8688e5bc7c 100644 --- a/drivers/scsi/qla2xxx/qla_fw.h +++ b/drivers/scsi/qla2xxx/qla_fw.h @@ -1392,7 +1392,7 @@ struct vp_rpt_id_entry_24xx { uint8_t port_name[8]; uint8_t node_name[8]; - uint32_t remote_nport_id; + uint8_t remote_nport_id[4]; uint32_t reserved_5; } f2; } u; diff --git a/drivers/scsi/qla2xxx/qla_gbl.h b/drivers/scsi/qla2xxx/qla_gbl.h index fa115c7433e5..e9295398050c 100644 --- a/drivers/scsi/qla2xxx/qla_gbl.h +++ b/drivers/scsi/qla2xxx/qla_gbl.h @@ -66,6 +66,7 @@ extern void qla84xx_put_chip(struct scsi_qla_host *); extern int qla2x00_async_login(struct scsi_qla_host *, fc_port_t *, uint16_t *); extern int qla2x00_async_logout(struct scsi_qla_host *, fc_port_t *); +extern int qla2x00_async_prlo(struct scsi_qla_host *, fc_port_t *); extern int qla2x00_async_adisc(struct scsi_qla_host *, fc_port_t *, uint16_t *); extern int qla2x00_async_tm_cmd(fc_port_t *, uint32_t, uint32_t, uint32_t); @@ -104,11 +105,18 @@ int qla24xx_async_gpdb(struct scsi_qla_host *, fc_port_t *, u8); int qla24xx_async_prli(struct scsi_qla_host *, fc_port_t *); int qla24xx_async_notify_ack(scsi_qla_host_t *, fc_port_t *, struct imm_ntfy_from_isp *, int); -int qla24xx_post_newsess_work(struct scsi_qla_host *, port_id_t *, u8 *, - void *); +int qla24xx_post_newsess_work(struct scsi_qla_host *, port_id_t *, u8 *, u8*, + void *, u8); int qla24xx_fcport_handle_login(struct scsi_qla_host *, fc_port_t *); int qla24xx_detect_sfp(scsi_qla_host_t *vha); int qla24xx_post_gpdb_work(struct scsi_qla_host *, fc_port_t *, u8); +void qla2x00_async_prlo_done(struct scsi_qla_host *, fc_port_t *, + uint16_t *); +extern int qla2x00_post_async_prlo_work(struct scsi_qla_host *, fc_port_t *, + uint16_t *); +extern int qla2x00_post_async_prlo_done_work(struct scsi_qla_host *, + fc_port_t *, uint16_t *); + /* * Global Data in qla_os.c source file. */ @@ -148,6 +156,7 @@ extern int ql2xuctrlirq; extern int ql2xnvmeenable; extern int ql2xautodetectsfp; extern int ql2xenablemsix; +extern int qla2xuseresexchforels; extern int qla2x00_loop_reset(scsi_qla_host_t *); extern void qla2x00_abort_all_cmds(scsi_qla_host_t *, int); @@ -203,6 +212,7 @@ void qla2x00_handle_login_done_event(struct scsi_qla_host *, fc_port_t *, uint16_t *); int qla24xx_post_gnl_work(struct scsi_qla_host *, fc_port_t *); int qla24xx_async_abort_cmd(srb_t *); +int qla24xx_post_relogin_work(struct scsi_qla_host *vha); /* * Global Functions in qla_mid.c source file. @@ -494,6 +504,7 @@ int qla24xx_get_port_login_templ(scsi_qla_host_t *, dma_addr_t, extern int qla27xx_get_zio_threshold(scsi_qla_host_t *, uint16_t *); extern int qla27xx_set_zio_threshold(scsi_qla_host_t *, uint16_t); +int qla24xx_res_count_wait(struct scsi_qla_host *, uint16_t *, int); /* * Global Function Prototypes in qla_isr.c source file. @@ -639,14 +650,26 @@ extern void qla2x00_free_fcport(fc_port_t *); extern int qla24xx_post_gpnid_work(struct scsi_qla_host *, port_id_t *); extern int qla24xx_async_gpnid(scsi_qla_host_t *, port_id_t *); -void qla24xx_async_gpnid_done(scsi_qla_host_t *, srb_t*); void qla24xx_handle_gpnid_event(scsi_qla_host_t *, struct event_arg *); int qla24xx_post_gpsc_work(struct scsi_qla_host *, fc_port_t *); int qla24xx_async_gpsc(scsi_qla_host_t *, fc_port_t *); +void qla24xx_handle_gpsc_event(scsi_qla_host_t *, struct event_arg *); int qla2x00_mgmt_svr_login(scsi_qla_host_t *); void qla24xx_handle_gffid_event(scsi_qla_host_t *vha, struct event_arg *ea); int qla24xx_async_gffid(scsi_qla_host_t *vha, fc_port_t *fcport); +int qla24xx_async_gpnft(scsi_qla_host_t *, u8); +void qla24xx_async_gpnft_done(scsi_qla_host_t *, srb_t *); +void qla24xx_async_gnnft_done(scsi_qla_host_t *, srb_t *); +int qla24xx_async_gnnid(scsi_qla_host_t *, fc_port_t *); +void qla24xx_handle_gnnid_event(scsi_qla_host_t *, struct event_arg *); +int qla24xx_post_gnnid_work(struct scsi_qla_host *, fc_port_t *); +int qla24xx_post_gfpnid_work(struct scsi_qla_host *, fc_port_t *); +int qla24xx_async_gfpnid(scsi_qla_host_t *, fc_port_t *); +void qla24xx_handle_gfpnid_event(scsi_qla_host_t *, struct event_arg *); +void qla24xx_sp_unmap(scsi_qla_host_t *, srb_t *); +void qla_scan_work_fn(struct work_struct *); + /* * Global Function Prototypes in qla_attr.c source file. */ @@ -864,8 +887,7 @@ void qla24xx_do_nack_work(struct scsi_qla_host *, struct qla_work_evt *); void qlt_plogi_ack_link(struct scsi_qla_host *, struct qlt_plogi_ack_t *, struct fc_port *, enum qlt_plogi_link_t); void qlt_plogi_ack_unref(struct scsi_qla_host *, struct qlt_plogi_ack_t *); -extern void qlt_schedule_sess_for_deletion(struct fc_port *, bool); -extern void qlt_schedule_sess_for_deletion_lock(struct fc_port *); +extern void qlt_schedule_sess_for_deletion(struct fc_port *); extern struct fc_port *qlt_find_sess_invalidate_other(scsi_qla_host_t *, uint64_t wwn, port_id_t port_id, uint16_t loop_id, struct fc_port **); void qla24xx_delete_sess_fn(struct work_struct *); diff --git a/drivers/scsi/qla2xxx/qla_gs.c b/drivers/scsi/qla2xxx/qla_gs.c index bc3db6abc9a0..5bf9a59432f6 100644 --- a/drivers/scsi/qla2xxx/qla_gs.c +++ b/drivers/scsi/qla2xxx/qla_gs.c @@ -14,6 +14,10 @@ static int qla2x00_sns_gpn_id(scsi_qla_host_t *, sw_info_t *); static int qla2x00_sns_gnn_id(scsi_qla_host_t *, sw_info_t *); static int qla2x00_sns_rft_id(scsi_qla_host_t *); static int qla2x00_sns_rnn_id(scsi_qla_host_t *); +static int qla_async_rftid(scsi_qla_host_t *, port_id_t *); +static int qla_async_rffid(scsi_qla_host_t *, port_id_t *, u8, u8); +static int qla_async_rnnid(scsi_qla_host_t *, port_id_t *, u8*); +static int qla_async_rsnn_nn(scsi_qla_host_t *); /** * qla2x00_prep_ms_iocb() - Prepare common MS/CT IOCB fields for SNS CT query. @@ -175,6 +179,9 @@ qla2x00_chk_ms_status(scsi_qla_host_t *vha, ms_iocb_entry_t *ms_pkt, set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags); } break; + case CS_TIMEOUT: + rval = QLA_FUNCTION_TIMEOUT; + /* fall through */ default: ql_dbg(ql_dbg_disc, vha, 0x2033, "%s failed, completion status (%x) on port_id: " @@ -508,6 +515,72 @@ qla2x00_gnn_id(scsi_qla_host_t *vha, sw_info_t *list) return (rval); } +static void qla2x00_async_sns_sp_done(void *s, int rc) +{ + struct srb *sp = s; + struct scsi_qla_host *vha = sp->vha; + struct ct_sns_pkt *ct_sns; + struct qla_work_evt *e; + + sp->rc = rc; + if (rc == QLA_SUCCESS) { + ql_dbg(ql_dbg_disc, vha, 0x204f, + "Async done-%s exiting normally.\n", + sp->name); + } else if (rc == QLA_FUNCTION_TIMEOUT) { + ql_dbg(ql_dbg_disc, vha, 0x204f, + "Async done-%s timeout\n", sp->name); + } else { + ct_sns = (struct ct_sns_pkt *)sp->u.iocb_cmd.u.ctarg.rsp; + memset(ct_sns, 0, sizeof(*ct_sns)); + sp->retry_count++; + if (sp->retry_count > 3) + goto err; + + ql_dbg(ql_dbg_disc, vha, 0x204f, + "Async done-%s fail rc %x. Retry count %d\n", + sp->name, rc, sp->retry_count); + + e = qla2x00_alloc_work(vha, QLA_EVT_SP_RETRY); + if (!e) + goto err2; + + del_timer(&sp->u.iocb_cmd.timer); + e->u.iosb.sp = sp; + qla2x00_post_work(vha, e); + return; + } + +err: + e = qla2x00_alloc_work(vha, QLA_EVT_UNMAP); +err2: + if (!e) { + /* please ignore kernel warning. otherwise, we have mem leak. */ + if (sp->u.iocb_cmd.u.ctarg.req) { + dma_free_coherent(&vha->hw->pdev->dev, + sizeof(struct ct_sns_pkt), + sp->u.iocb_cmd.u.ctarg.req, + sp->u.iocb_cmd.u.ctarg.req_dma); + sp->u.iocb_cmd.u.ctarg.req = NULL; + } + + if (sp->u.iocb_cmd.u.ctarg.rsp) { + dma_free_coherent(&vha->hw->pdev->dev, + sizeof(struct ct_sns_pkt), + sp->u.iocb_cmd.u.ctarg.rsp, + sp->u.iocb_cmd.u.ctarg.rsp_dma); + sp->u.iocb_cmd.u.ctarg.rsp = NULL; + } + + sp->free(sp); + + return; + } + + e->u.iosb.sp = sp; + qla2x00_post_work(vha, e); +} + /** * qla2x00_rft_id() - SNS Register FC-4 TYPEs (RFT_ID) supported by the HBA. * @ha: HA context @@ -517,57 +590,87 @@ qla2x00_gnn_id(scsi_qla_host_t *vha, sw_info_t *list) int qla2x00_rft_id(scsi_qla_host_t *vha) { - int rval; struct qla_hw_data *ha = vha->hw; - ms_iocb_entry_t *ms_pkt; - struct ct_sns_req *ct_req; - struct ct_sns_rsp *ct_rsp; - struct ct_arg arg; if (IS_QLA2100(ha) || IS_QLA2200(ha)) return qla2x00_sns_rft_id(vha); - arg.iocb = ha->ms_iocb; - arg.req_dma = ha->ct_sns_dma; - arg.rsp_dma = ha->ct_sns_dma; - arg.req_size = RFT_ID_REQ_SIZE; - arg.rsp_size = RFT_ID_RSP_SIZE; - arg.nport_handle = NPH_SNS; + return qla_async_rftid(vha, &vha->d_id); +} - /* Issue RFT_ID */ - /* Prepare common MS IOCB */ - ms_pkt = ha->isp_ops->prep_ms_iocb(vha, &arg); +static int qla_async_rftid(scsi_qla_host_t *vha, port_id_t *d_id) +{ + int rval = QLA_MEMORY_ALLOC_FAILED; + struct ct_sns_req *ct_req; + srb_t *sp; + struct ct_sns_pkt *ct_sns; + + if (!vha->flags.online) + goto done; + + sp = qla2x00_get_sp(vha, NULL, GFP_KERNEL); + if (!sp) + goto done; + + sp->type = SRB_CT_PTHRU_CMD; + sp->name = "rft_id"; + qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2); + + sp->u.iocb_cmd.u.ctarg.req = dma_alloc_coherent(&vha->hw->pdev->dev, + sizeof(struct ct_sns_pkt), &sp->u.iocb_cmd.u.ctarg.req_dma, + GFP_KERNEL); + if (!sp->u.iocb_cmd.u.ctarg.req) { + ql_log(ql_log_warn, vha, 0xd041, + "%s: Failed to allocate ct_sns request.\n", + __func__); + goto done_free_sp; + } + + sp->u.iocb_cmd.u.ctarg.rsp = dma_alloc_coherent(&vha->hw->pdev->dev, + sizeof(struct ct_sns_pkt), &sp->u.iocb_cmd.u.ctarg.rsp_dma, + GFP_KERNEL); + if (!sp->u.iocb_cmd.u.ctarg.rsp) { + ql_log(ql_log_warn, vha, 0xd042, + "%s: Failed to allocate ct_sns request.\n", + __func__); + goto done_free_sp; + } + ct_sns = (struct ct_sns_pkt *)sp->u.iocb_cmd.u.ctarg.rsp; + memset(ct_sns, 0, sizeof(*ct_sns)); + ct_sns = (struct ct_sns_pkt *)sp->u.iocb_cmd.u.ctarg.req; /* Prepare CT request */ - ct_req = qla2x00_prep_ct_req(ha->ct_sns, RFT_ID_CMD, - RFT_ID_RSP_SIZE); - ct_rsp = &ha->ct_sns->p.rsp; + ct_req = qla2x00_prep_ct_req(ct_sns, RFT_ID_CMD, RFT_ID_RSP_SIZE); /* Prepare CT arguments -- port_id, FC-4 types */ ct_req->req.rft_id.port_id[0] = vha->d_id.b.domain; ct_req->req.rft_id.port_id[1] = vha->d_id.b.area; ct_req->req.rft_id.port_id[2] = vha->d_id.b.al_pa; - ct_req->req.rft_id.fc4_types[2] = 0x01; /* FCP-3 */ if (vha->flags.nvme_enabled) ct_req->req.rft_id.fc4_types[6] = 1; /* NVMe type 28h */ - /* Execute MS IOCB */ - rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma, - sizeof(ms_iocb_entry_t)); + + sp->u.iocb_cmd.u.ctarg.req_size = RFT_ID_REQ_SIZE; + sp->u.iocb_cmd.u.ctarg.rsp_size = RFT_ID_RSP_SIZE; + sp->u.iocb_cmd.u.ctarg.nport_handle = NPH_SNS; + sp->u.iocb_cmd.timeout = qla2x00_async_iocb_timeout; + sp->done = qla2x00_async_sns_sp_done; + + rval = qla2x00_start_sp(sp); if (rval != QLA_SUCCESS) { - /*EMPTY*/ ql_dbg(ql_dbg_disc, vha, 0x2043, "RFT_ID issue IOCB failed (%d).\n", rval); - } else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp, "RFT_ID") != - QLA_SUCCESS) { - rval = QLA_FUNCTION_FAILED; - } else { - ql_dbg(ql_dbg_disc, vha, 0x2044, - "RFT_ID exiting normally.\n"); + goto done_free_sp; } - - return (rval); + ql_dbg(ql_dbg_disc, vha, 0xffff, + "Async-%s - hdl=%x portid %06x.\n", + sp->name, sp->handle, d_id->b24); + return rval; +done_free_sp: + sp->free(sp); +done: + return rval; } /** @@ -579,12 +682,7 @@ qla2x00_rft_id(scsi_qla_host_t *vha) int qla2x00_rff_id(scsi_qla_host_t *vha, u8 type) { - int rval; struct qla_hw_data *ha = vha->hw; - ms_iocb_entry_t *ms_pkt; - struct ct_sns_req *ct_req; - struct ct_sns_rsp *ct_rsp; - struct ct_arg arg; if (IS_QLA2100(ha) || IS_QLA2200(ha)) { ql_dbg(ql_dbg_disc, vha, 0x2046, @@ -592,47 +690,81 @@ qla2x00_rff_id(scsi_qla_host_t *vha, u8 type) return (QLA_SUCCESS); } - arg.iocb = ha->ms_iocb; - arg.req_dma = ha->ct_sns_dma; - arg.rsp_dma = ha->ct_sns_dma; - arg.req_size = RFF_ID_REQ_SIZE; - arg.rsp_size = RFF_ID_RSP_SIZE; - arg.nport_handle = NPH_SNS; + return qla_async_rffid(vha, &vha->d_id, qlt_rff_id(vha), + FC4_TYPE_FCP_SCSI); +} - /* Issue RFF_ID */ - /* Prepare common MS IOCB */ - ms_pkt = ha->isp_ops->prep_ms_iocb(vha, &arg); +static int qla_async_rffid(scsi_qla_host_t *vha, port_id_t *d_id, + u8 fc4feature, u8 fc4type) +{ + int rval = QLA_MEMORY_ALLOC_FAILED; + struct ct_sns_req *ct_req; + srb_t *sp; + struct ct_sns_pkt *ct_sns; - /* Prepare CT request */ - ct_req = qla2x00_prep_ct_req(ha->ct_sns, RFF_ID_CMD, - RFF_ID_RSP_SIZE); - ct_rsp = &ha->ct_sns->p.rsp; + sp = qla2x00_get_sp(vha, NULL, GFP_KERNEL); + if (!sp) + goto done; - /* Prepare CT arguments -- port_id, FC-4 feature, FC-4 type */ - ct_req->req.rff_id.port_id[0] = vha->d_id.b.domain; - ct_req->req.rff_id.port_id[1] = vha->d_id.b.area; - ct_req->req.rff_id.port_id[2] = vha->d_id.b.al_pa; + sp->type = SRB_CT_PTHRU_CMD; + sp->name = "rff_id"; + qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2); - qlt_rff_id(vha, ct_req); + sp->u.iocb_cmd.u.ctarg.req = dma_alloc_coherent(&vha->hw->pdev->dev, + sizeof(struct ct_sns_pkt), &sp->u.iocb_cmd.u.ctarg.req_dma, + GFP_KERNEL); + if (!sp->u.iocb_cmd.u.ctarg.req) { + ql_log(ql_log_warn, vha, 0xd041, + "%s: Failed to allocate ct_sns request.\n", + __func__); + goto done_free_sp; + } + + sp->u.iocb_cmd.u.ctarg.rsp = dma_alloc_coherent(&vha->hw->pdev->dev, + sizeof(struct ct_sns_pkt), &sp->u.iocb_cmd.u.ctarg.rsp_dma, + GFP_KERNEL); + if (!sp->u.iocb_cmd.u.ctarg.rsp) { + ql_log(ql_log_warn, vha, 0xd042, + "%s: Failed to allocate ct_sns request.\n", + __func__); + goto done_free_sp; + } + ct_sns = (struct ct_sns_pkt *)sp->u.iocb_cmd.u.ctarg.rsp; + memset(ct_sns, 0, sizeof(*ct_sns)); + ct_sns = (struct ct_sns_pkt *)sp->u.iocb_cmd.u.ctarg.req; - ct_req->req.rff_id.fc4_type = type; /* SCSI - FCP */ + /* Prepare CT request */ + ct_req = qla2x00_prep_ct_req(ct_sns, RFF_ID_CMD, RFF_ID_RSP_SIZE); - /* Execute MS IOCB */ - rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma, - sizeof(ms_iocb_entry_t)); + /* Prepare CT arguments -- port_id, FC-4 feature, FC-4 type */ + ct_req->req.rff_id.port_id[0] = d_id->b.domain; + ct_req->req.rff_id.port_id[1] = d_id->b.area; + ct_req->req.rff_id.port_id[2] = d_id->b.al_pa; + ct_req->req.rff_id.fc4_feature = fc4feature; + ct_req->req.rff_id.fc4_type = fc4type; /* SCSI - FCP */ + + sp->u.iocb_cmd.u.ctarg.req_size = RFF_ID_REQ_SIZE; + sp->u.iocb_cmd.u.ctarg.rsp_size = RFF_ID_RSP_SIZE; + sp->u.iocb_cmd.u.ctarg.nport_handle = NPH_SNS; + sp->u.iocb_cmd.timeout = qla2x00_async_iocb_timeout; + sp->done = qla2x00_async_sns_sp_done; + + rval = qla2x00_start_sp(sp); if (rval != QLA_SUCCESS) { - /*EMPTY*/ ql_dbg(ql_dbg_disc, vha, 0x2047, "RFF_ID issue IOCB failed (%d).\n", rval); - } else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp, "RFF_ID") != - QLA_SUCCESS) { - rval = QLA_FUNCTION_FAILED; - } else { - ql_dbg(ql_dbg_disc, vha, 0x2048, - "RFF_ID exiting normally.\n"); + goto done_free_sp; } - return (rval); + ql_dbg(ql_dbg_disc, vha, 0xffff, + "Async-%s - hdl=%x portid %06x feature %x type %x.\n", + sp->name, sp->handle, d_id->b24, fc4feature, fc4type); + return rval; + +done_free_sp: + sp->free(sp); +done: + return rval; } /** @@ -644,54 +776,85 @@ qla2x00_rff_id(scsi_qla_host_t *vha, u8 type) int qla2x00_rnn_id(scsi_qla_host_t *vha) { - int rval; struct qla_hw_data *ha = vha->hw; - ms_iocb_entry_t *ms_pkt; - struct ct_sns_req *ct_req; - struct ct_sns_rsp *ct_rsp; - struct ct_arg arg; if (IS_QLA2100(ha) || IS_QLA2200(ha)) return qla2x00_sns_rnn_id(vha); - arg.iocb = ha->ms_iocb; - arg.req_dma = ha->ct_sns_dma; - arg.rsp_dma = ha->ct_sns_dma; - arg.req_size = RNN_ID_REQ_SIZE; - arg.rsp_size = RNN_ID_RSP_SIZE; - arg.nport_handle = NPH_SNS; + return qla_async_rnnid(vha, &vha->d_id, vha->node_name); +} - /* Issue RNN_ID */ - /* Prepare common MS IOCB */ - ms_pkt = ha->isp_ops->prep_ms_iocb(vha, &arg); +static int qla_async_rnnid(scsi_qla_host_t *vha, port_id_t *d_id, + u8 *node_name) +{ + int rval = QLA_MEMORY_ALLOC_FAILED; + struct ct_sns_req *ct_req; + srb_t *sp; + struct ct_sns_pkt *ct_sns; + + sp = qla2x00_get_sp(vha, NULL, GFP_KERNEL); + if (!sp) + goto done; + + sp->type = SRB_CT_PTHRU_CMD; + sp->name = "rnid"; + qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2); + + sp->u.iocb_cmd.u.ctarg.req = dma_alloc_coherent(&vha->hw->pdev->dev, + sizeof(struct ct_sns_pkt), &sp->u.iocb_cmd.u.ctarg.req_dma, + GFP_KERNEL); + if (!sp->u.iocb_cmd.u.ctarg.req) { + ql_log(ql_log_warn, vha, 0xd041, + "%s: Failed to allocate ct_sns request.\n", + __func__); + goto done_free_sp; + } + + sp->u.iocb_cmd.u.ctarg.rsp = dma_alloc_coherent(&vha->hw->pdev->dev, + sizeof(struct ct_sns_pkt), &sp->u.iocb_cmd.u.ctarg.rsp_dma, + GFP_KERNEL); + if (!sp->u.iocb_cmd.u.ctarg.rsp) { + ql_log(ql_log_warn, vha, 0xd042, + "%s: Failed to allocate ct_sns request.\n", + __func__); + goto done_free_sp; + } + ct_sns = (struct ct_sns_pkt *)sp->u.iocb_cmd.u.ctarg.rsp; + memset(ct_sns, 0, sizeof(*ct_sns)); + ct_sns = (struct ct_sns_pkt *)sp->u.iocb_cmd.u.ctarg.req; /* Prepare CT request */ - ct_req = qla2x00_prep_ct_req(ha->ct_sns, RNN_ID_CMD, RNN_ID_RSP_SIZE); - ct_rsp = &ha->ct_sns->p.rsp; + ct_req = qla2x00_prep_ct_req(ct_sns, RNN_ID_CMD, RNN_ID_RSP_SIZE); /* Prepare CT arguments -- port_id, node_name */ ct_req->req.rnn_id.port_id[0] = vha->d_id.b.domain; ct_req->req.rnn_id.port_id[1] = vha->d_id.b.area; ct_req->req.rnn_id.port_id[2] = vha->d_id.b.al_pa; - memcpy(ct_req->req.rnn_id.node_name, vha->node_name, WWN_SIZE); - /* Execute MS IOCB */ - rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma, - sizeof(ms_iocb_entry_t)); + sp->u.iocb_cmd.u.ctarg.req_size = RNN_ID_REQ_SIZE; + sp->u.iocb_cmd.u.ctarg.rsp_size = RNN_ID_RSP_SIZE; + sp->u.iocb_cmd.u.ctarg.nport_handle = NPH_SNS; + + sp->u.iocb_cmd.timeout = qla2x00_async_iocb_timeout; + sp->done = qla2x00_async_sns_sp_done; + + rval = qla2x00_start_sp(sp); if (rval != QLA_SUCCESS) { - /*EMPTY*/ ql_dbg(ql_dbg_disc, vha, 0x204d, "RNN_ID issue IOCB failed (%d).\n", rval); - } else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp, "RNN_ID") != - QLA_SUCCESS) { - rval = QLA_FUNCTION_FAILED; - } else { - ql_dbg(ql_dbg_disc, vha, 0x204e, - "RNN_ID exiting normally.\n"); + goto done_free_sp; } + ql_dbg(ql_dbg_disc, vha, 0xffff, + "Async-%s - hdl=%x portid %06x\n", + sp->name, sp->handle, d_id->b24); - return (rval); + return rval; + +done_free_sp: + sp->free(sp); +done: + return rval; } void @@ -718,12 +881,7 @@ qla2x00_get_sym_node_name(scsi_qla_host_t *vha, uint8_t *snn, size_t size) int qla2x00_rsnn_nn(scsi_qla_host_t *vha) { - int rval; struct qla_hw_data *ha = vha->hw; - ms_iocb_entry_t *ms_pkt; - struct ct_sns_req *ct_req; - struct ct_sns_rsp *ct_rsp; - struct ct_arg arg; if (IS_QLA2100(ha) || IS_QLA2200(ha)) { ql_dbg(ql_dbg_disc, vha, 0x2050, @@ -731,22 +889,49 @@ qla2x00_rsnn_nn(scsi_qla_host_t *vha) return (QLA_SUCCESS); } - arg.iocb = ha->ms_iocb; - arg.req_dma = ha->ct_sns_dma; - arg.rsp_dma = ha->ct_sns_dma; - arg.req_size = 0; - arg.rsp_size = RSNN_NN_RSP_SIZE; - arg.nport_handle = NPH_SNS; + return qla_async_rsnn_nn(vha); +} - /* Issue RSNN_NN */ - /* Prepare common MS IOCB */ - /* Request size adjusted after CT preparation */ - ms_pkt = ha->isp_ops->prep_ms_iocb(vha, &arg); +static int qla_async_rsnn_nn(scsi_qla_host_t *vha) +{ + int rval = QLA_MEMORY_ALLOC_FAILED; + struct ct_sns_req *ct_req; + srb_t *sp; + struct ct_sns_pkt *ct_sns; + + sp = qla2x00_get_sp(vha, NULL, GFP_KERNEL); + if (!sp) + goto done; + + sp->type = SRB_CT_PTHRU_CMD; + sp->name = "rsnn_nn"; + qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2); + + sp->u.iocb_cmd.u.ctarg.req = dma_alloc_coherent(&vha->hw->pdev->dev, + sizeof(struct ct_sns_pkt), &sp->u.iocb_cmd.u.ctarg.req_dma, + GFP_KERNEL); + if (!sp->u.iocb_cmd.u.ctarg.req) { + ql_log(ql_log_warn, vha, 0xd041, + "%s: Failed to allocate ct_sns request.\n", + __func__); + goto done_free_sp; + } + + sp->u.iocb_cmd.u.ctarg.rsp = dma_alloc_coherent(&vha->hw->pdev->dev, + sizeof(struct ct_sns_pkt), &sp->u.iocb_cmd.u.ctarg.rsp_dma, + GFP_KERNEL); + if (!sp->u.iocb_cmd.u.ctarg.rsp) { + ql_log(ql_log_warn, vha, 0xd042, + "%s: Failed to allocate ct_sns request.\n", + __func__); + goto done_free_sp; + } + ct_sns = (struct ct_sns_pkt *)sp->u.iocb_cmd.u.ctarg.rsp; + memset(ct_sns, 0, sizeof(*ct_sns)); + ct_sns = (struct ct_sns_pkt *)sp->u.iocb_cmd.u.ctarg.req; /* Prepare CT request */ - ct_req = qla2x00_prep_ct_req(ha->ct_sns, RSNN_NN_CMD, - RSNN_NN_RSP_SIZE); - ct_rsp = &ha->ct_sns->p.rsp; + ct_req = qla2x00_prep_ct_req(ct_sns, RSNN_NN_CMD, RSNN_NN_RSP_SIZE); /* Prepare CT arguments -- node_name, symbolic node_name, size */ memcpy(ct_req->req.rsnn_nn.node_name, vha->node_name, WWN_SIZE); @@ -754,32 +939,33 @@ qla2x00_rsnn_nn(scsi_qla_host_t *vha) /* Prepare the Symbolic Node Name */ qla2x00_get_sym_node_name(vha, ct_req->req.rsnn_nn.sym_node_name, sizeof(ct_req->req.rsnn_nn.sym_node_name)); - - /* Calculate SNN length */ ct_req->req.rsnn_nn.name_len = (uint8_t)strlen(ct_req->req.rsnn_nn.sym_node_name); - /* Update MS IOCB request */ - ms_pkt->req_bytecount = - cpu_to_le32(24 + 1 + ct_req->req.rsnn_nn.name_len); - ms_pkt->dseg_req_length = ms_pkt->req_bytecount; - /* Execute MS IOCB */ - rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma, - sizeof(ms_iocb_entry_t)); + sp->u.iocb_cmd.u.ctarg.req_size = 24 + 1 + ct_req->req.rsnn_nn.name_len; + sp->u.iocb_cmd.u.ctarg.rsp_size = RSNN_NN_RSP_SIZE; + sp->u.iocb_cmd.u.ctarg.nport_handle = NPH_SNS; + + sp->u.iocb_cmd.timeout = qla2x00_async_iocb_timeout; + sp->done = qla2x00_async_sns_sp_done; + + rval = qla2x00_start_sp(sp); if (rval != QLA_SUCCESS) { - /*EMPTY*/ - ql_dbg(ql_dbg_disc, vha, 0x2051, - "RSNN_NN issue IOCB failed (%d).\n", rval); - } else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp, "RSNN_NN") != - QLA_SUCCESS) { - rval = QLA_FUNCTION_FAILED; - } else { - ql_dbg(ql_dbg_disc, vha, 0x2052, - "RSNN_NN exiting normally.\n"); + ql_dbg(ql_dbg_disc, vha, 0x2043, + "RFT_ID issue IOCB failed (%d).\n", rval); + goto done_free_sp; } + ql_dbg(ql_dbg_disc, vha, 0xffff, + "Async-%s - hdl=%x.\n", + sp->name, sp->handle); - return (rval); + return rval; + +done_free_sp: + sp->free(sp); +done: + return rval; } /** @@ -2790,15 +2976,20 @@ void qla24xx_handle_gidpn_event(scsi_qla_host_t *vha, struct event_arg *ea) fc_port_t *fcport = ea->fcport; ql_dbg(ql_dbg_disc, vha, 0x201d, - "%s %8phC login state %d\n", - __func__, fcport->port_name, fcport->fw_login_state); + "%s %8phC DS %d LS %d rc %d login %d|%d rscn %d|%d lid %d\n", + __func__, fcport->port_name, fcport->disc_state, + fcport->fw_login_state, ea->rc, fcport->login_gen, ea->sp->gen2, + fcport->rscn_gen, ea->sp->gen1, fcport->loop_id); + + if (fcport->disc_state == DSC_DELETE_PEND) + return; if (ea->sp->gen2 != fcport->login_gen) { /* PLOGI/PRLI/LOGO came in while cmd was out.*/ ql_dbg(ql_dbg_disc, vha, 0x201e, - "%s %8phC generation changed rscn %d|%d login %d|%d \n", + "%s %8phC generation changed rscn %d|%d n", __func__, fcport->port_name, fcport->last_rscn_gen, - fcport->rscn_gen, fcport->last_login_gen, fcport->login_gen); + fcport->rscn_gen); return; } @@ -2811,7 +3002,21 @@ void qla24xx_handle_gidpn_event(scsi_qla_host_t *vha, struct event_arg *ea) /* cable plugged into the same place */ switch (vha->host->active_mode) { case MODE_TARGET: - /* NOOP. let the other guy login to us.*/ + if (fcport->fw_login_state == + DSC_LS_PRLI_COMP) { + u16 data[2]; + /* + * Late RSCN was delivered. + * Remote port already login'ed. + */ + ql_dbg(ql_dbg_disc, vha, 0x201f, + "%s %d %8phC post adisc\n", + __func__, __LINE__, + fcport->port_name); + data[0] = data[1] = 0; + qla2x00_post_async_adisc_work( + vha, fcport, data); + } break; case MODE_INITIATOR: case MODE_DUAL: @@ -2820,24 +3025,29 @@ void qla24xx_handle_gidpn_event(scsi_qla_host_t *vha, struct event_arg *ea) "%s %d %8phC post %s\n", __func__, __LINE__, fcport->port_name, (atomic_read(&fcport->state) == - FCS_ONLINE) ? "gpdb" : "gnl"); + FCS_ONLINE) ? "adisc" : "gnl"); if (atomic_read(&fcport->state) == - FCS_ONLINE) - qla24xx_post_gpdb_work(vha, - fcport, PDO_FORCE_ADISC); - else + FCS_ONLINE) { + u16 data[2]; + + data[0] = data[1] = 0; + qla2x00_post_async_adisc_work( + vha, fcport, data); + } else { qla24xx_post_gnl_work(vha, fcport); + } break; } } else { /* fcport->d_id.b24 != ea->id.b24 */ fcport->d_id.b24 = ea->id.b24; - if (fcport->deleted == QLA_SESS_DELETED) { + fcport->id_changed = 1; + if (fcport->deleted != QLA_SESS_DELETED) { ql_dbg(ql_dbg_disc, vha, 0x2021, "%s %d %8phC post del sess\n", __func__, __LINE__, fcport->port_name); - qlt_schedule_sess_for_deletion_lock(fcport); + qlt_schedule_sess_for_deletion(fcport); } } } else { /* ea->sp->gen1 != fcport->rscn_gen */ @@ -2854,7 +3064,7 @@ void qla24xx_handle_gidpn_event(scsi_qla_host_t *vha, struct event_arg *ea) ql_dbg(ql_dbg_disc, vha, 0x2042, "%s %d %8phC post del sess\n", __func__, __LINE__, fcport->port_name); - qlt_schedule_sess_for_deletion_lock(fcport); + qlt_schedule_sess_for_deletion(fcport); } else { ql_dbg(ql_dbg_disc, vha, 0x2045, "%s %d %8phC login\n", __func__, __LINE__, @@ -2878,7 +3088,7 @@ static void qla2x00_async_gidpn_sp_done(void *s, int res) u8 *id = fcport->ct_desc.ct_sns->p.rsp.rsp.gid_pn.port_id; struct event_arg ea; - fcport->flags &= ~FCF_ASYNC_SENT; + fcport->flags &= ~(FCF_ASYNC_SENT | FCF_ASYNC_ACTIVE); memset(&ea, 0, sizeof(ea)); ea.fcport = fcport; @@ -2889,9 +3099,22 @@ static void qla2x00_async_gidpn_sp_done(void *s, int res) ea.rc = res; ea.event = FCME_GIDPN_DONE; - ql_dbg(ql_dbg_disc, vha, 0x204f, - "Async done-%s res %x, WWPN %8phC ID %3phC \n", - sp->name, res, fcport->port_name, id); + if (res == QLA_FUNCTION_TIMEOUT) { + ql_dbg(ql_dbg_disc, sp->vha, 0xffff, + "Async done-%s WWPN %8phC timed out.\n", + sp->name, fcport->port_name); + qla24xx_post_gidpn_work(sp->vha, fcport); + sp->free(sp); + return; + } else if (res) { + ql_dbg(ql_dbg_disc, sp->vha, 0xffff, + "Async done-%s fail res %x, WWPN %8phC\n", + sp->name, res, fcport->port_name); + } else { + ql_dbg(ql_dbg_disc, vha, 0x204f, + "Async done-%s good WWPN %8phC ID %3phC\n", + sp->name, fcport->port_name, id); + } qla2x00_fcport_event_handler(vha, &ea); @@ -2904,16 +3127,16 @@ int qla24xx_async_gidpn(scsi_qla_host_t *vha, fc_port_t *fcport) struct ct_sns_req *ct_req; srb_t *sp; - if (!vha->flags.online) - goto done; + if (!vha->flags.online || (fcport->flags & FCF_ASYNC_SENT)) + return rval; - fcport->flags |= FCF_ASYNC_SENT; fcport->disc_state = DSC_GID_PN; fcport->scan_state = QLA_FCPORT_SCAN; sp = qla2x00_get_sp(vha, fcport, GFP_ATOMIC); if (!sp) goto done; + fcport->flags |= FCF_ASYNC_SENT; sp->type = SRB_CT_PTHRU_CMD; sp->name = "gidpn"; sp->gen1 = fcport->rscn_gen; @@ -2954,8 +3177,8 @@ int qla24xx_async_gidpn(scsi_qla_host_t *vha, fc_port_t *fcport) done_free_sp: sp->free(sp); -done: fcport->flags &= ~FCF_ASYNC_SENT; +done: return rval; } @@ -2974,6 +3197,7 @@ int qla24xx_post_gidpn_work(struct scsi_qla_host *vha, fc_port_t *fcport) return QLA_FUNCTION_FAILED; e->u.fcport.fcport = fcport; + fcport->flags |= FCF_ASYNC_ACTIVE; return qla2x00_post_work(vha, e); } @@ -2986,9 +3210,39 @@ int qla24xx_post_gpsc_work(struct scsi_qla_host *vha, fc_port_t *fcport) return QLA_FUNCTION_FAILED; e->u.fcport.fcport = fcport; + fcport->flags |= FCF_ASYNC_ACTIVE; return qla2x00_post_work(vha, e); } +void qla24xx_handle_gpsc_event(scsi_qla_host_t *vha, struct event_arg *ea) +{ + struct fc_port *fcport = ea->fcport; + + ql_dbg(ql_dbg_disc, vha, 0x20d8, + "%s %8phC DS %d LS %d rc %d login %d|%d rscn %d|%d lid %d\n", + __func__, fcport->port_name, fcport->disc_state, + fcport->fw_login_state, ea->rc, ea->sp->gen2, fcport->login_gen, + ea->sp->gen2, fcport->rscn_gen|ea->sp->gen1, fcport->loop_id); + + if (fcport->disc_state == DSC_DELETE_PEND) + return; + + if (ea->sp->gen2 != fcport->login_gen) { + /* target side must have changed it. */ + ql_dbg(ql_dbg_disc, vha, 0x20d3, + "%s %8phC generation changed\n", + __func__, fcport->port_name); + return; + } else if (ea->sp->gen1 != fcport->rscn_gen) { + ql_dbg(ql_dbg_disc, vha, 0x20d4, "%s %d %8phC post gidpn\n", + __func__, __LINE__, fcport->port_name); + qla24xx_post_gidpn_work(vha, fcport); + return; + } + + qla24xx_post_upd_fcport_work(vha, ea->fcport); +} + static void qla24xx_async_gpsc_sp_done(void *s, int res) { struct srb *sp = s; @@ -3004,7 +3258,7 @@ static void qla24xx_async_gpsc_sp_done(void *s, int res) "Async done-%s res %x, WWPN %8phC \n", sp->name, res, fcport->port_name); - fcport->flags &= ~FCF_ASYNC_SENT; + fcport->flags &= ~(FCF_ASYNC_SENT | FCF_ASYNC_ACTIVE); if (res == (DID_ERROR << 16)) { /* entry status error */ @@ -3055,6 +3309,7 @@ done: ea.event = FCME_GPSC_DONE; ea.rc = res; ea.fcport = fcport; + ea.sp = sp; qla2x00_fcport_event_handler(vha, &ea); sp->free(sp); @@ -3066,14 +3321,14 @@ int qla24xx_async_gpsc(scsi_qla_host_t *vha, fc_port_t *fcport) struct ct_sns_req *ct_req; srb_t *sp; - if (!vha->flags.online) - goto done; + if (!vha->flags.online || (fcport->flags & FCF_ASYNC_SENT)) + return rval; - fcport->flags |= FCF_ASYNC_SENT; sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL); if (!sp) goto done; + fcport->flags |= FCF_ASYNC_SENT; sp->type = SRB_CT_PTHRU_CMD; sp->name = "gpsc"; sp->gen1 = fcport->rscn_gen; @@ -3113,8 +3368,8 @@ int qla24xx_async_gpsc(scsi_qla_host_t *vha, fc_port_t *fcport) done_free_sp: sp->free(sp); -done: fcport->flags &= ~FCF_ASYNC_SENT; +done: return rval; } @@ -3133,7 +3388,7 @@ int qla24xx_post_gpnid_work(struct scsi_qla_host *vha, port_id_t *id) return qla2x00_post_work(vha, e); } -void qla24xx_async_gpnid_done(scsi_qla_host_t *vha, srb_t *sp) +void qla24xx_sp_unmap(scsi_qla_host_t *vha, srb_t *sp) { if (sp->u.iocb_cmd.u.ctarg.req) { dma_free_coherent(&vha->hw->pdev->dev, @@ -3155,43 +3410,137 @@ void qla24xx_async_gpnid_done(scsi_qla_host_t *vha, srb_t *sp) void qla24xx_handle_gpnid_event(scsi_qla_host_t *vha, struct event_arg *ea) { - fc_port_t *fcport; - unsigned long flags; + fc_port_t *fcport, *conflict, *t; + u16 data[2]; - spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags); - fcport = qla2x00_find_fcport_by_wwpn(vha, ea->port_name, 1); - spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags); + ql_dbg(ql_dbg_disc, vha, 0xffff, + "%s %d port_id: %06x\n", + __func__, __LINE__, ea->id.b24); - if (fcport) { - /* cable moved. just plugged in */ - fcport->rscn_gen++; - fcport->d_id = ea->id; - fcport->scan_state = QLA_FCPORT_FOUND; - fcport->flags |= FCF_FABRIC_DEVICE; - - switch (fcport->disc_state) { - case DSC_DELETED: - ql_dbg(ql_dbg_disc, vha, 0x210d, - "%s %d %8phC login\n", __func__, __LINE__, - fcport->port_name); - qla24xx_fcport_handle_login(vha, fcport); - break; - case DSC_DELETE_PEND: - break; - default: - ql_dbg(ql_dbg_disc, vha, 0x2064, - "%s %d %8phC post del sess\n", - __func__, __LINE__, fcport->port_name); - qlt_schedule_sess_for_deletion_lock(fcport); - break; + if (ea->rc) { + /* cable is disconnected */ + list_for_each_entry_safe(fcport, t, &vha->vp_fcports, list) { + if (fcport->d_id.b24 == ea->id.b24) { + ql_dbg(ql_dbg_disc, vha, 0xffff, + "%s %d %8phC DS %d\n", + __func__, __LINE__, + fcport->port_name, + fcport->disc_state); + fcport->scan_state = QLA_FCPORT_SCAN; + switch (fcport->disc_state) { + case DSC_DELETED: + case DSC_DELETE_PEND: + break; + default: + ql_dbg(ql_dbg_disc, vha, 0xffff, + "%s %d %8phC post del sess\n", + __func__, __LINE__, + fcport->port_name); + qlt_schedule_sess_for_deletion(fcport); + break; + } + } } } else { - /* create new fcport */ - ql_dbg(ql_dbg_disc, vha, 0x2065, - "%s %d %8phC post new sess\n", - __func__, __LINE__, ea->port_name); + /* cable is connected */ + fcport = qla2x00_find_fcport_by_wwpn(vha, ea->port_name, 1); + if (fcport) { + list_for_each_entry_safe(conflict, t, &vha->vp_fcports, + list) { + if ((conflict->d_id.b24 == ea->id.b24) && + (fcport != conflict)) { + /* 2 fcports with conflict Nport ID or + * an existing fcport is having nport ID + * conflict with new fcport. + */ + + ql_dbg(ql_dbg_disc, vha, 0xffff, + "%s %d %8phC DS %d\n", + __func__, __LINE__, + conflict->port_name, + conflict->disc_state); + conflict->scan_state = QLA_FCPORT_SCAN; + switch (conflict->disc_state) { + case DSC_DELETED: + case DSC_DELETE_PEND: + break; + default: + ql_dbg(ql_dbg_disc, vha, 0xffff, + "%s %d %8phC post del sess\n", + __func__, __LINE__, + conflict->port_name); + qlt_schedule_sess_for_deletion + (conflict); + break; + } + } + } + + fcport->rscn_gen++; + fcport->scan_state = QLA_FCPORT_FOUND; + fcport->flags |= FCF_FABRIC_DEVICE; + switch (fcport->disc_state) { + case DSC_LOGIN_COMPLETE: + /* recheck session is still intact. */ + ql_dbg(ql_dbg_disc, vha, 0x210d, + "%s %d %8phC revalidate session with ADISC\n", + __func__, __LINE__, fcport->port_name); + data[0] = data[1] = 0; + qla2x00_post_async_adisc_work(vha, fcport, + data); + break; + case DSC_DELETED: + ql_dbg(ql_dbg_disc, vha, 0x210d, + "%s %d %8phC login\n", __func__, __LINE__, + fcport->port_name); + fcport->d_id = ea->id; + qla24xx_fcport_handle_login(vha, fcport); + break; + case DSC_DELETE_PEND: + fcport->d_id = ea->id; + break; + default: + fcport->d_id = ea->id; + break; + } + } else { + list_for_each_entry_safe(conflict, t, &vha->vp_fcports, + list) { + if (conflict->d_id.b24 == ea->id.b24) { + /* 2 fcports with conflict Nport ID or + * an existing fcport is having nport ID + * conflict with new fcport. + */ + ql_dbg(ql_dbg_disc, vha, 0xffff, + "%s %d %8phC DS %d\n", + __func__, __LINE__, + conflict->port_name, + conflict->disc_state); + + conflict->scan_state = QLA_FCPORT_SCAN; + switch (conflict->disc_state) { + case DSC_DELETED: + case DSC_DELETE_PEND: + break; + default: + ql_dbg(ql_dbg_disc, vha, 0xffff, + "%s %d %8phC post del sess\n", + __func__, __LINE__, + conflict->port_name); + qlt_schedule_sess_for_deletion + (conflict); + break; + } + } + } - qla24xx_post_newsess_work(vha, &ea->id, ea->port_name, NULL); + /* create new fcport */ + ql_dbg(ql_dbg_disc, vha, 0x2065, + "%s %d %8phC post new sess\n", + __func__, __LINE__, ea->port_name); + qla24xx_post_newsess_work(vha, &ea->id, + ea->port_name, NULL, NULL, FC4_TYPE_UNKNOWN); + } } } @@ -3205,11 +3554,18 @@ static void qla2x00_async_gpnid_sp_done(void *s, int res) (struct ct_sns_rsp *)sp->u.iocb_cmd.u.ctarg.rsp; struct event_arg ea; struct qla_work_evt *e; + unsigned long flags; - ql_dbg(ql_dbg_disc, vha, 0x2066, - "Async done-%s res %x ID %3phC. %8phC\n", - sp->name, res, ct_req->req.port_id.port_id, - ct_rsp->rsp.gpn_id.port_name); + if (res) + ql_dbg(ql_dbg_disc, vha, 0x2066, + "Async done-%s fail res %x rscn gen %d ID %3phC. %8phC\n", + sp->name, res, sp->gen1, ct_req->req.port_id.port_id, + ct_rsp->rsp.gpn_id.port_name); + else + ql_dbg(ql_dbg_disc, vha, 0x2066, + "Async done-%s good rscn gen %d ID %3phC. %8phC\n", + sp->name, sp->gen1, ct_req->req.port_id.port_id, + ct_rsp->rsp.gpn_id.port_name); memset(&ea, 0, sizeof(ea)); memcpy(ea.port_name, ct_rsp->rsp.gpn_id.port_name, WWN_SIZE); @@ -3220,9 +3576,26 @@ static void qla2x00_async_gpnid_sp_done(void *s, int res) ea.rc = res; ea.event = FCME_GPNID_DONE; + spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags); + list_del(&sp->elem); + spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags); + + if (res) { + if (res == QLA_FUNCTION_TIMEOUT) { + qla24xx_post_gpnid_work(sp->vha, &ea.id); + sp->free(sp); + return; + } + } else if (sp->gen1) { + /* There was another RSCN for this Nport ID */ + qla24xx_post_gpnid_work(sp->vha, &ea.id); + sp->free(sp); + return; + } + qla2x00_fcport_event_handler(vha, &ea); - e = qla2x00_alloc_work(vha, QLA_EVT_GPNID_DONE); + e = qla2x00_alloc_work(vha, QLA_EVT_UNMAP); if (!e) { /* please ignore kernel warning. otherwise, we have mem leak. */ if (sp->u.iocb_cmd.u.ctarg.req) { @@ -3253,8 +3626,9 @@ int qla24xx_async_gpnid(scsi_qla_host_t *vha, port_id_t *id) { int rval = QLA_FUNCTION_FAILED; struct ct_sns_req *ct_req; - srb_t *sp; + srb_t *sp, *tsp; struct ct_sns_pkt *ct_sns; + unsigned long flags; if (!vha->flags.online) goto done; @@ -3265,8 +3639,22 @@ int qla24xx_async_gpnid(scsi_qla_host_t *vha, port_id_t *id) sp->type = SRB_CT_PTHRU_CMD; sp->name = "gpnid"; + sp->u.iocb_cmd.u.ctarg.id = *id; + sp->gen1 = 0; qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2); + spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags); + list_for_each_entry(tsp, &vha->gpnid_list, elem) { + if (tsp->u.iocb_cmd.u.ctarg.id.b24 == id->b24) { + tsp->gen1++; + spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags); + sp->free(sp); + goto done; + } + } + list_add_tail(&sp->elem, &vha->gpnid_list); + spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags); + sp->u.iocb_cmd.u.ctarg.req = dma_alloc_coherent(&vha->hw->pdev->dev, sizeof(struct ct_sns_pkt), &sp->u.iocb_cmd.u.ctarg.req_dma, GFP_KERNEL); @@ -3393,7 +3781,7 @@ int qla24xx_async_gffid(scsi_qla_host_t *vha, fc_port_t *fcport) struct ct_sns_req *ct_req; srb_t *sp; - if (!vha->flags.online) + if (!vha->flags.online || (fcport->flags & FCF_ASYNC_SENT)) return rval; sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL); @@ -3441,3 +3829,720 @@ done_free_sp: fcport->flags &= ~FCF_ASYNC_SENT; return rval; } + +/* GPN_FT + GNN_FT*/ +static int qla2x00_is_a_vp(scsi_qla_host_t *vha, u64 wwn) +{ + struct qla_hw_data *ha = vha->hw; + scsi_qla_host_t *vp; + unsigned long flags; + u64 twwn; + int rc = 0; + + if (!ha->num_vhosts) + return 0; + + spin_lock_irqsave(&ha->vport_slock, flags); + list_for_each_entry(vp, &ha->vp_list, list) { + twwn = wwn_to_u64(vp->port_name); + if (wwn == twwn) { + rc = 1; + break; + } + } + spin_unlock_irqrestore(&ha->vport_slock, flags); + + return rc; +} + +void qla24xx_async_gnnft_done(scsi_qla_host_t *vha, srb_t *sp) +{ + fc_port_t *fcport; + u32 i, rc; + bool found; + u8 fc4type = sp->gen2; + struct fab_scan_rp *rp; + unsigned long flags; + + ql_dbg(ql_dbg_disc, vha, 0xffff, + "%s enter\n", __func__); + + if (sp->gen1 != vha->hw->base_qpair->chip_reset) { + ql_dbg(ql_dbg_disc, vha, 0xffff, + "%s scan stop due to chip reset %x/%x\n", + sp->name, sp->gen1, vha->hw->base_qpair->chip_reset); + goto out; + } + + rc = sp->rc; + if (rc) { + vha->scan.scan_retry++; + if (vha->scan.scan_retry < MAX_SCAN_RETRIES) { + set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags); + set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); + } else { + ql_dbg(ql_dbg_disc, vha, 0xffff, + "Fabric scan failed on all retries.\n"); + } + goto out; + } + vha->scan.scan_retry = 0; + + list_for_each_entry(fcport, &vha->vp_fcports, list) + fcport->scan_state = QLA_FCPORT_SCAN; + + for (i = 0; i < vha->hw->max_fibre_devices; i++) { + u64 wwn; + + rp = &vha->scan.l[i]; + found = false; + + wwn = wwn_to_u64(rp->port_name); + if (wwn == 0) + continue; + + if (!memcmp(rp->port_name, vha->port_name, WWN_SIZE)) + continue; + + /* Bypass reserved domain fields. */ + if ((rp->id.b.domain & 0xf0) == 0xf0) + continue; + + /* Bypass virtual ports of the same host. */ + if (qla2x00_is_a_vp(vha, wwn)) + continue; + + list_for_each_entry(fcport, &vha->vp_fcports, list) { + if (memcmp(rp->port_name, fcport->port_name, WWN_SIZE)) + continue; + fcport->scan_state = QLA_FCPORT_FOUND; + fcport->d_id.b24 = rp->id.b24; + found = true; + /* + * If device was not a fabric device before. + */ + if ((fcport->flags & FCF_FABRIC_DEVICE) == 0) { + qla2x00_clear_loop_id(fcport); + fcport->flags |= FCF_FABRIC_DEVICE; + } + break; + } + + if (!found) { + ql_dbg(ql_dbg_disc, vha, 0xffff, + "%s %d %8phC post new sess\n", + __func__, __LINE__, rp->port_name); + qla24xx_post_newsess_work(vha, &rp->id, rp->port_name, + rp->node_name, NULL, fc4type); + } + } + + /* + * Logout all previous fabric dev marked lost, except FCP2 devices. + */ + list_for_each_entry(fcport, &vha->vp_fcports, list) { + if ((fcport->flags & FCF_FABRIC_DEVICE) == 0) + continue; + + if (fcport->scan_state != QLA_FCPORT_FOUND) { + if ((qla_dual_mode_enabled(vha) || + qla_ini_mode_enabled(vha)) && + atomic_read(&fcport->state) == FCS_ONLINE) { + qla2x00_mark_device_lost(vha, fcport, + ql2xplogiabsentdevice, 0); + + if (fcport->loop_id != FC_NO_LOOP_ID && + (fcport->flags & FCF_FCP2_DEVICE) == 0) { + ql_dbg(ql_dbg_disc, vha, 0x20f0, + "%s %d %8phC post del sess\n", + __func__, __LINE__, + fcport->port_name); + + qlt_schedule_sess_for_deletion(fcport); + continue; + } + } + } else + qla24xx_fcport_handle_login(vha, fcport); + } + +out: + qla24xx_sp_unmap(vha, sp); + spin_lock_irqsave(&vha->work_lock, flags); + vha->scan.scan_flags &= ~SF_SCANNING; + spin_unlock_irqrestore(&vha->work_lock, flags); +} + +static void qla2x00_async_gpnft_gnnft_sp_done(void *s, int res) +{ + struct srb *sp = s; + struct scsi_qla_host *vha = sp->vha; + struct qla_work_evt *e; + struct ct_sns_req *ct_req = + (struct ct_sns_req *)sp->u.iocb_cmd.u.ctarg.req; + struct ct_sns_gpnft_rsp *ct_rsp = + (struct ct_sns_gpnft_rsp *)sp->u.iocb_cmd.u.ctarg.rsp; + struct ct_sns_gpn_ft_data *d; + struct fab_scan_rp *rp; + int i, j, k; + u16 cmd = be16_to_cpu(ct_req->command); + + /* gen2 field is holding the fc4type */ + ql_dbg(ql_dbg_disc, vha, 0xffff, + "Async done-%s res %x FC4Type %x\n", + sp->name, res, sp->gen2); + + if (res) { + unsigned long flags; + + sp->free(sp); + spin_lock_irqsave(&vha->work_lock, flags); + vha->scan.scan_flags &= ~SF_SCANNING; + vha->scan.scan_retry++; + spin_unlock_irqrestore(&vha->work_lock, flags); + + if (vha->scan.scan_retry < MAX_SCAN_RETRIES) { + set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags); + set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); + qla2xxx_wake_dpc(vha); + } else { + ql_dbg(ql_dbg_disc, sp->vha, 0xffff, + "Async done-%s rescan failed on all retries\n", + sp->name); + } + return; + } + + if (!res) { + port_id_t id; + u64 wwn; + + j = 0; + for (i = 0; i < vha->hw->max_fibre_devices; i++) { + d = &ct_rsp->entries[i]; + + id.b.rsvd_1 = 0; + id.b.domain = d->port_id[0]; + id.b.area = d->port_id[1]; + id.b.al_pa = d->port_id[2]; + wwn = wwn_to_u64(d->port_name); + + if (id.b24 == 0 || wwn == 0) + continue; + + if (cmd == GPN_FT_CMD) { + rp = &vha->scan.l[j]; + rp->id = id; + memcpy(rp->port_name, d->port_name, 8); + j++; + } else {/* GNN_FT_CMD */ + for (k = 0; k < vha->hw->max_fibre_devices; + k++) { + rp = &vha->scan.l[k]; + if (id.b24 == rp->id.b24) { + memcpy(rp->node_name, + d->port_name, 8); + break; + } + } + } + } + } + + if (cmd == GPN_FT_CMD) + e = qla2x00_alloc_work(vha, QLA_EVT_GPNFT_DONE); + else + e = qla2x00_alloc_work(vha, QLA_EVT_GNNFT_DONE); + if (!e) { + /* please ignore kernel warning. Otherwise, we have mem leak. */ + if (sp->u.iocb_cmd.u.ctarg.req) { + dma_free_coherent(&vha->hw->pdev->dev, + sizeof(struct ct_sns_pkt), + sp->u.iocb_cmd.u.ctarg.req, + sp->u.iocb_cmd.u.ctarg.req_dma); + sp->u.iocb_cmd.u.ctarg.req = NULL; + } + if (sp->u.iocb_cmd.u.ctarg.rsp) { + dma_free_coherent(&vha->hw->pdev->dev, + sizeof(struct ct_sns_pkt), + sp->u.iocb_cmd.u.ctarg.rsp, + sp->u.iocb_cmd.u.ctarg.rsp_dma); + sp->u.iocb_cmd.u.ctarg.rsp = NULL; + } + + ql_dbg(ql_dbg_disc, vha, 0xffff, + "Async done-%s unable to alloc work element\n", + sp->name); + sp->free(sp); + set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags); + set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); + return; + } + + sp->rc = res; + e->u.iosb.sp = sp; + + qla2x00_post_work(vha, e); +} + +/* + * Get WWNN list for fc4_type + * + * It is assumed the same SRB is re-used from GPNFT to avoid + * mem free & re-alloc + */ +static int qla24xx_async_gnnft(scsi_qla_host_t *vha, struct srb *sp, + u8 fc4_type) +{ + int rval = QLA_FUNCTION_FAILED; + struct ct_sns_req *ct_req; + struct ct_sns_pkt *ct_sns; + + if (!vha->flags.online) { + vha->scan.scan_flags &= ~SF_SCANNING; + goto done_free_sp; + } + + if (!sp->u.iocb_cmd.u.ctarg.req || !sp->u.iocb_cmd.u.ctarg.rsp) { + ql_log(ql_log_warn, vha, 0xffff, + "%s: req %p rsp %p are not setup\n", + __func__, sp->u.iocb_cmd.u.ctarg.req, + sp->u.iocb_cmd.u.ctarg.rsp); + vha->scan.scan_flags &= ~SF_SCANNING; + WARN_ON(1); + goto done_free_sp; + } + sp->type = SRB_CT_PTHRU_CMD; + sp->name = "gnnft"; + sp->gen1 = vha->hw->base_qpair->chip_reset; + sp->gen2 = fc4_type; + qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2); + + memset(sp->u.iocb_cmd.u.ctarg.rsp, 0, sp->u.iocb_cmd.u.ctarg.rsp_size); + memset(sp->u.iocb_cmd.u.ctarg.req, 0, sp->u.iocb_cmd.u.ctarg.req_size); + + ct_sns = (struct ct_sns_pkt *)sp->u.iocb_cmd.u.ctarg.req; + /* CT_IU preamble */ + ct_req = qla2x00_prep_ct_req(ct_sns, GNN_FT_CMD, + sp->u.iocb_cmd.u.ctarg.rsp_size); + + /* GPN_FT req */ + ct_req->req.gpn_ft.port_type = fc4_type; + + sp->u.iocb_cmd.u.ctarg.req_size = GNN_FT_REQ_SIZE; + sp->u.iocb_cmd.u.ctarg.nport_handle = NPH_SNS; + + sp->u.iocb_cmd.timeout = qla2x00_async_iocb_timeout; + sp->done = qla2x00_async_gpnft_gnnft_sp_done; + + rval = qla2x00_start_sp(sp); + if (rval != QLA_SUCCESS) + goto done_free_sp; + + ql_dbg(ql_dbg_disc, vha, 0xffff, + "Async-%s hdl=%x FC4Type %x.\n", sp->name, + sp->handle, ct_req->req.gpn_ft.port_type); + return rval; + +done_free_sp: + if (sp->u.iocb_cmd.u.ctarg.req) { + dma_free_coherent(&vha->hw->pdev->dev, + sizeof(struct ct_sns_pkt), + sp->u.iocb_cmd.u.ctarg.req, + sp->u.iocb_cmd.u.ctarg.req_dma); + sp->u.iocb_cmd.u.ctarg.req = NULL; + } + if (sp->u.iocb_cmd.u.ctarg.rsp) { + dma_free_coherent(&vha->hw->pdev->dev, + sizeof(struct ct_sns_pkt), + sp->u.iocb_cmd.u.ctarg.rsp, + sp->u.iocb_cmd.u.ctarg.rsp_dma); + sp->u.iocb_cmd.u.ctarg.rsp = NULL; + } + + sp->free(sp); + + return rval; +} /* GNNFT */ + +void qla24xx_async_gpnft_done(scsi_qla_host_t *vha, srb_t *sp) +{ + ql_dbg(ql_dbg_disc, vha, 0xffff, + "%s enter\n", __func__); + del_timer(&sp->u.iocb_cmd.timer); + qla24xx_async_gnnft(vha, sp, sp->gen2); +} + +/* Get WWPN list for certain fc4_type */ +int qla24xx_async_gpnft(scsi_qla_host_t *vha, u8 fc4_type) +{ + int rval = QLA_FUNCTION_FAILED; + struct ct_sns_req *ct_req; + srb_t *sp; + struct ct_sns_pkt *ct_sns; + u32 rspsz; + unsigned long flags; + + if (!vha->flags.online) + return rval; + + spin_lock_irqsave(&vha->work_lock, flags); + if (vha->scan.scan_flags & SF_SCANNING) { + spin_unlock_irqrestore(&vha->work_lock, flags); + ql_dbg(ql_dbg_disc, vha, 0xffff, "scan active\n"); + return rval; + } + vha->scan.scan_flags |= SF_SCANNING; + spin_unlock_irqrestore(&vha->work_lock, flags); + + sp = qla2x00_get_sp(vha, NULL, GFP_KERNEL); + if (!sp) { + vha->scan.scan_flags &= ~SF_SCANNING; + return rval; + } + + sp->type = SRB_CT_PTHRU_CMD; + sp->name = "gpnft"; + sp->gen1 = vha->hw->base_qpair->chip_reset; + sp->gen2 = fc4_type; + qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2); + + sp->u.iocb_cmd.u.ctarg.req = dma_zalloc_coherent(&vha->hw->pdev->dev, + sizeof(struct ct_sns_pkt), &sp->u.iocb_cmd.u.ctarg.req_dma, + GFP_KERNEL); + if (!sp->u.iocb_cmd.u.ctarg.req) { + ql_log(ql_log_warn, vha, 0xffff, + "Failed to allocate ct_sns request.\n"); + vha->scan.scan_flags &= ~SF_SCANNING; + goto done_free_sp; + } + + rspsz = sizeof(struct ct_sns_gpnft_rsp) + + ((vha->hw->max_fibre_devices - 1) * + sizeof(struct ct_sns_gpn_ft_data)); + + sp->u.iocb_cmd.u.ctarg.rsp = dma_zalloc_coherent(&vha->hw->pdev->dev, + rspsz, &sp->u.iocb_cmd.u.ctarg.rsp_dma, GFP_KERNEL); + if (!sp->u.iocb_cmd.u.ctarg.rsp) { + ql_log(ql_log_warn, vha, 0xffff, + "Failed to allocate ct_sns request.\n"); + vha->scan.scan_flags &= ~SF_SCANNING; + goto done_free_sp; + } + + memset(vha->scan.l, 0, vha->scan.size); + + ct_sns = (struct ct_sns_pkt *)sp->u.iocb_cmd.u.ctarg.req; + /* CT_IU preamble */ + ct_req = qla2x00_prep_ct_req(ct_sns, GPN_FT_CMD, rspsz); + + /* GPN_FT req */ + ct_req->req.gpn_ft.port_type = fc4_type; + + sp->u.iocb_cmd.u.ctarg.req_size = GPN_FT_REQ_SIZE; + sp->u.iocb_cmd.u.ctarg.rsp_size = rspsz; + sp->u.iocb_cmd.u.ctarg.nport_handle = NPH_SNS; + + sp->u.iocb_cmd.timeout = qla2x00_async_iocb_timeout; + sp->done = qla2x00_async_gpnft_gnnft_sp_done; + + rval = qla2x00_start_sp(sp); + if (rval != QLA_SUCCESS) { + vha->scan.scan_flags &= ~SF_SCANNING; + goto done_free_sp; + } + + ql_dbg(ql_dbg_disc, vha, 0xffff, + "Async-%s hdl=%x FC4Type %x.\n", sp->name, + sp->handle, ct_req->req.gpn_ft.port_type); + return rval; + +done_free_sp: + if (sp->u.iocb_cmd.u.ctarg.req) { + dma_free_coherent(&vha->hw->pdev->dev, + sizeof(struct ct_sns_pkt), + sp->u.iocb_cmd.u.ctarg.req, + sp->u.iocb_cmd.u.ctarg.req_dma); + sp->u.iocb_cmd.u.ctarg.req = NULL; + } + if (sp->u.iocb_cmd.u.ctarg.rsp) { + dma_free_coherent(&vha->hw->pdev->dev, + sizeof(struct ct_sns_pkt), + sp->u.iocb_cmd.u.ctarg.rsp, + sp->u.iocb_cmd.u.ctarg.rsp_dma); + sp->u.iocb_cmd.u.ctarg.rsp = NULL; + } + + sp->free(sp); + + return rval; +} + +void qla_scan_work_fn(struct work_struct *work) +{ + struct fab_scan *s = container_of(to_delayed_work(work), + struct fab_scan, scan_work); + struct scsi_qla_host *vha = container_of(s, struct scsi_qla_host, + scan); + unsigned long flags; + + ql_dbg(ql_dbg_disc, vha, 0xffff, + "%s: schedule loop resync\n", __func__); + set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags); + set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); + qla2xxx_wake_dpc(vha); + spin_lock_irqsave(&vha->work_lock, flags); + vha->scan.scan_flags &= ~SF_QUEUED; + spin_unlock_irqrestore(&vha->work_lock, flags); +} + +/* GNN_ID */ +void qla24xx_handle_gnnid_event(scsi_qla_host_t *vha, struct event_arg *ea) +{ + qla24xx_post_gnl_work(vha, ea->fcport); +} + +static void qla2x00_async_gnnid_sp_done(void *s, int res) +{ + struct srb *sp = s; + struct scsi_qla_host *vha = sp->vha; + fc_port_t *fcport = sp->fcport; + u8 *node_name = fcport->ct_desc.ct_sns->p.rsp.rsp.gnn_id.node_name; + struct event_arg ea; + u64 wwnn; + + fcport->flags &= ~FCF_ASYNC_SENT; + wwnn = wwn_to_u64(node_name); + if (wwnn) + memcpy(fcport->node_name, node_name, WWN_SIZE); + + memset(&ea, 0, sizeof(ea)); + ea.fcport = fcport; + ea.sp = sp; + ea.rc = res; + ea.event = FCME_GNNID_DONE; + + ql_dbg(ql_dbg_disc, vha, 0x204f, + "Async done-%s res %x, WWPN %8phC %8phC\n", + sp->name, res, fcport->port_name, fcport->node_name); + + qla2x00_fcport_event_handler(vha, &ea); + + sp->free(sp); +} + +int qla24xx_async_gnnid(scsi_qla_host_t *vha, fc_port_t *fcport) +{ + int rval = QLA_FUNCTION_FAILED; + struct ct_sns_req *ct_req; + srb_t *sp; + + if (!vha->flags.online || (fcport->flags & FCF_ASYNC_SENT)) + return rval; + + fcport->disc_state = DSC_GNN_ID; + sp = qla2x00_get_sp(vha, fcport, GFP_ATOMIC); + if (!sp) + goto done; + + fcport->flags |= FCF_ASYNC_SENT; + sp->type = SRB_CT_PTHRU_CMD; + sp->name = "gnnid"; + sp->gen1 = fcport->rscn_gen; + sp->gen2 = fcport->login_gen; + + qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2); + + /* CT_IU preamble */ + ct_req = qla2x00_prep_ct_req(fcport->ct_desc.ct_sns, GNN_ID_CMD, + GNN_ID_RSP_SIZE); + + /* GNN_ID req */ + ct_req->req.port_id.port_id[0] = fcport->d_id.b.domain; + ct_req->req.port_id.port_id[1] = fcport->d_id.b.area; + ct_req->req.port_id.port_id[2] = fcport->d_id.b.al_pa; + + + /* req & rsp use the same buffer */ + sp->u.iocb_cmd.u.ctarg.req = fcport->ct_desc.ct_sns; + sp->u.iocb_cmd.u.ctarg.req_dma = fcport->ct_desc.ct_sns_dma; + sp->u.iocb_cmd.u.ctarg.rsp = fcport->ct_desc.ct_sns; + sp->u.iocb_cmd.u.ctarg.rsp_dma = fcport->ct_desc.ct_sns_dma; + sp->u.iocb_cmd.u.ctarg.req_size = GNN_ID_REQ_SIZE; + sp->u.iocb_cmd.u.ctarg.rsp_size = GNN_ID_RSP_SIZE; + sp->u.iocb_cmd.u.ctarg.nport_handle = NPH_SNS; + + sp->u.iocb_cmd.timeout = qla2x00_async_iocb_timeout; + sp->done = qla2x00_async_gnnid_sp_done; + + rval = qla2x00_start_sp(sp); + if (rval != QLA_SUCCESS) + goto done_free_sp; + ql_dbg(ql_dbg_disc, vha, 0xffff, + "Async-%s - %8phC hdl=%x loopid=%x portid %06x.\n", + sp->name, fcport->port_name, + sp->handle, fcport->loop_id, fcport->d_id.b24); + return rval; + +done_free_sp: + sp->free(sp); + fcport->flags &= ~FCF_ASYNC_SENT; +done: + return rval; +} + +int qla24xx_post_gnnid_work(struct scsi_qla_host *vha, fc_port_t *fcport) +{ + struct qla_work_evt *e; + int ls; + + ls = atomic_read(&vha->loop_state); + if (((ls != LOOP_READY) && (ls != LOOP_UP)) || + test_bit(UNLOADING, &vha->dpc_flags)) + return 0; + + e = qla2x00_alloc_work(vha, QLA_EVT_GNNID); + if (!e) + return QLA_FUNCTION_FAILED; + + e->u.fcport.fcport = fcport; + return qla2x00_post_work(vha, e); +} + +/* GPFN_ID */ +void qla24xx_handle_gfpnid_event(scsi_qla_host_t *vha, struct event_arg *ea) +{ + fc_port_t *fcport = ea->fcport; + + ql_dbg(ql_dbg_disc, vha, 0xffff, + "%s %8phC DS %d LS %d rc %d login %d|%d rscn %d|%d fcpcnt %d\n", + __func__, fcport->port_name, fcport->disc_state, + fcport->fw_login_state, ea->rc, fcport->login_gen, ea->sp->gen2, + fcport->rscn_gen, ea->sp->gen1, vha->fcport_count); + + if (fcport->disc_state == DSC_DELETE_PEND) + return; + + if (ea->sp->gen2 != fcport->login_gen) { + /* target side must have changed it. */ + ql_dbg(ql_dbg_disc, vha, 0x20d3, + "%s %8phC generation changed\n", + __func__, fcport->port_name); + return; + } else if (ea->sp->gen1 != fcport->rscn_gen) { + ql_dbg(ql_dbg_disc, vha, 0x20d4, "%s %d %8phC post gidpn\n", + __func__, __LINE__, fcport->port_name); + qla24xx_post_gidpn_work(vha, fcport); + return; + } + + qla24xx_post_gpsc_work(vha, fcport); +} + +static void qla2x00_async_gfpnid_sp_done(void *s, int res) +{ + struct srb *sp = s; + struct scsi_qla_host *vha = sp->vha; + fc_port_t *fcport = sp->fcport; + u8 *fpn = fcport->ct_desc.ct_sns->p.rsp.rsp.gfpn_id.port_name; + struct event_arg ea; + u64 wwn; + + fcport->flags &= ~FCF_ASYNC_SENT; + wwn = wwn_to_u64(fpn); + if (wwn) + memcpy(fcport->fabric_port_name, fpn, WWN_SIZE); + + memset(&ea, 0, sizeof(ea)); + ea.fcport = fcport; + ea.sp = sp; + ea.rc = res; + ea.event = FCME_GFPNID_DONE; + + ql_dbg(ql_dbg_disc, vha, 0x204f, + "Async done-%s res %x, WWPN %8phC %8phC\n", + sp->name, res, fcport->port_name, fcport->fabric_port_name); + + qla2x00_fcport_event_handler(vha, &ea); + + sp->free(sp); +} + +int qla24xx_async_gfpnid(scsi_qla_host_t *vha, fc_port_t *fcport) +{ + int rval = QLA_FUNCTION_FAILED; + struct ct_sns_req *ct_req; + srb_t *sp; + + if (!vha->flags.online || (fcport->flags & FCF_ASYNC_SENT)) + return rval; + + fcport->disc_state = DSC_GFPN_ID; + sp = qla2x00_get_sp(vha, fcport, GFP_ATOMIC); + if (!sp) + goto done; + + fcport->flags |= FCF_ASYNC_SENT; + sp->type = SRB_CT_PTHRU_CMD; + sp->name = "gfpnid"; + sp->gen1 = fcport->rscn_gen; + sp->gen2 = fcport->login_gen; + + qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2); + + /* CT_IU preamble */ + ct_req = qla2x00_prep_ct_req(fcport->ct_desc.ct_sns, GFPN_ID_CMD, + GFPN_ID_RSP_SIZE); + + /* GFPN_ID req */ + ct_req->req.port_id.port_id[0] = fcport->d_id.b.domain; + ct_req->req.port_id.port_id[1] = fcport->d_id.b.area; + ct_req->req.port_id.port_id[2] = fcport->d_id.b.al_pa; + + + /* req & rsp use the same buffer */ + sp->u.iocb_cmd.u.ctarg.req = fcport->ct_desc.ct_sns; + sp->u.iocb_cmd.u.ctarg.req_dma = fcport->ct_desc.ct_sns_dma; + sp->u.iocb_cmd.u.ctarg.rsp = fcport->ct_desc.ct_sns; + sp->u.iocb_cmd.u.ctarg.rsp_dma = fcport->ct_desc.ct_sns_dma; + sp->u.iocb_cmd.u.ctarg.req_size = GFPN_ID_REQ_SIZE; + sp->u.iocb_cmd.u.ctarg.rsp_size = GFPN_ID_RSP_SIZE; + sp->u.iocb_cmd.u.ctarg.nport_handle = NPH_SNS; + + sp->u.iocb_cmd.timeout = qla2x00_async_iocb_timeout; + sp->done = qla2x00_async_gfpnid_sp_done; + + rval = qla2x00_start_sp(sp); + if (rval != QLA_SUCCESS) + goto done_free_sp; + + ql_dbg(ql_dbg_disc, vha, 0xffff, + "Async-%s - %8phC hdl=%x loopid=%x portid %06x.\n", + sp->name, fcport->port_name, + sp->handle, fcport->loop_id, fcport->d_id.b24); + return rval; + +done_free_sp: + sp->free(sp); + fcport->flags &= ~FCF_ASYNC_SENT; +done: + return rval; +} + +int qla24xx_post_gfpnid_work(struct scsi_qla_host *vha, fc_port_t *fcport) +{ + struct qla_work_evt *e; + int ls; + + ls = atomic_read(&vha->loop_state); + if (((ls != LOOP_READY) && (ls != LOOP_UP)) || + test_bit(UNLOADING, &vha->dpc_flags)) + return 0; + + e = qla2x00_alloc_work(vha, QLA_EVT_GFPNID); + if (!e) + return QLA_FUNCTION_FAILED; + + e->u.fcport.fcport = fcport; + return qla2x00_post_work(vha, e); +} diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c index 1bafa043f9f1..aececf664654 100644 --- a/drivers/scsi/qla2xxx/qla_init.c +++ b/drivers/scsi/qla2xxx/qla_init.c @@ -41,6 +41,7 @@ static void qla24xx_handle_plogi_done_event(struct scsi_qla_host *, struct event_arg *); static void qla24xx_handle_prli_done_event(struct scsi_qla_host *, struct event_arg *); +static void __qla24xx_handle_gpdb_event(scsi_qla_host_t *, struct event_arg *); /* SRB Extensions ---------------------------------------------------------- */ @@ -58,7 +59,8 @@ qla2x00_sp_timeout(struct timer_list *t) req->outstanding_cmds[sp->handle] = NULL; iocb = &sp->u.iocb_cmd; iocb->timeout(sp); - sp->free(sp); + if (sp->type != SRB_ELS_DCMD) + sp->free(sp); spin_unlock_irqrestore(&vha->hw->hardware_lock, flags); } @@ -102,14 +104,21 @@ qla2x00_async_iocb_timeout(void *data) struct srb_iocb *lio = &sp->u.iocb_cmd; struct event_arg ea; - ql_dbg(ql_dbg_disc, fcport->vha, 0x2071, - "Async-%s timeout - hdl=%x portid=%06x %8phC.\n", - sp->name, sp->handle, fcport->d_id.b24, fcport->port_name); + if (fcport) { + ql_dbg(ql_dbg_disc, fcport->vha, 0x2071, + "Async-%s timeout - hdl=%x portid=%06x %8phC.\n", + sp->name, sp->handle, fcport->d_id.b24, fcport->port_name); - fcport->flags &= ~FCF_ASYNC_SENT; + fcport->flags &= ~(FCF_ASYNC_SENT | FCF_ASYNC_ACTIVE); + } else { + pr_info("Async-%s timeout - hdl=%x.\n", + sp->name, sp->handle); + } switch (sp->type) { case SRB_LOGIN_CMD: + if (!fcport) + break; /* Retry as needed. */ lio->u.logio.data[0] = MBS_COMMAND_ERROR; lio->u.logio.data[1] = lio->u.logio.flags & SRB_LOGIN_RETRIED ? @@ -123,6 +132,8 @@ qla2x00_async_iocb_timeout(void *data) qla24xx_handle_plogi_done_event(fcport->vha, &ea); break; case SRB_LOGOUT_CMD: + if (!fcport) + break; qlt_logo_completion_handler(fcport, QLA_FUNCTION_TIMEOUT); break; case SRB_CT_PTHRU_CMD: @@ -130,6 +141,7 @@ qla2x00_async_iocb_timeout(void *data) case SRB_NACK_PLOGI: case SRB_NACK_PRLI: case SRB_NACK_LOGO: + case SRB_CTRL_VP: sp->done(sp, QLA_FUNCTION_TIMEOUT); break; } @@ -146,7 +158,8 @@ qla2x00_async_login_sp_done(void *ptr, int res) ql_dbg(ql_dbg_disc, vha, 0x20dd, "%s %8phC res %d \n", __func__, sp->fcport->port_name, res); - sp->fcport->flags &= ~FCF_ASYNC_SENT; + sp->fcport->flags &= ~(FCF_ASYNC_SENT | FCF_ASYNC_ACTIVE); + if (!test_bit(UNLOADING, &vha->dpc_flags)) { memset(&ea, 0, sizeof(ea)); ea.event = FCME_PLOGI_DONE; @@ -173,11 +186,6 @@ qla2x00_async_login(struct scsi_qla_host *vha, fc_port_t *fcport, if (!vha->flags.online) goto done; - if ((fcport->fw_login_state == DSC_LS_PLOGI_PEND) || - (fcport->fw_login_state == DSC_LS_PLOGI_COMP) || - (fcport->fw_login_state == DSC_LS_PRLI_PEND)) - goto done; - sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL); if (!sp) goto done; @@ -185,8 +193,11 @@ qla2x00_async_login(struct scsi_qla_host *vha, fc_port_t *fcport, fcport->flags |= FCF_ASYNC_SENT; fcport->logout_completed = 0; + fcport->disc_state = DSC_LOGIN_PEND; sp->type = SRB_LOGIN_CMD; sp->name = "login"; + sp->gen1 = fcport->rscn_gen; + sp->gen2 = fcport->login_gen; qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2); lio = &sp->u.iocb_cmd; @@ -201,7 +212,6 @@ qla2x00_async_login(struct scsi_qla_host *vha, fc_port_t *fcport, lio->u.logio.flags |= SRB_LOGIN_RETRIED; rval = qla2x00_start_sp(sp); if (rval != QLA_SUCCESS) { - fcport->flags &= ~FCF_ASYNC_SENT; fcport->flags |= FCF_LOGIN_NEEDED; set_bit(RELOGIN_NEEDED, &vha->dpc_flags); goto done_free_sp; @@ -216,8 +226,8 @@ qla2x00_async_login(struct scsi_qla_host *vha, fc_port_t *fcport, done_free_sp: sp->free(sp); -done: fcport->flags &= ~FCF_ASYNC_SENT; +done: return rval; } @@ -227,7 +237,7 @@ qla2x00_async_logout_sp_done(void *ptr, int res) srb_t *sp = ptr; struct srb_iocb *lio = &sp->u.iocb_cmd; - sp->fcport->flags &= ~FCF_ASYNC_SENT; + sp->fcport->flags &= ~(FCF_ASYNC_SENT | FCF_ASYNC_ACTIVE); if (!test_bit(UNLOADING, &sp->vha->dpc_flags)) qla2x00_post_async_logout_done_work(sp->vha, sp->fcport, lio->u.logio.data); @@ -239,9 +249,11 @@ qla2x00_async_logout(struct scsi_qla_host *vha, fc_port_t *fcport) { srb_t *sp; struct srb_iocb *lio; - int rval; + int rval = QLA_FUNCTION_FAILED; + + if (!vha->flags.online || (fcport->flags & FCF_ASYNC_SENT)) + return rval; - rval = QLA_FUNCTION_FAILED; fcport->flags |= FCF_ASYNC_SENT; sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL); if (!sp) @@ -272,16 +284,126 @@ done: return rval; } +void +qla2x00_async_prlo_done(struct scsi_qla_host *vha, fc_port_t *fcport, + uint16_t *data) +{ + /* Don't re-login in target mode */ + if (!fcport->tgt_session) + qla2x00_mark_device_lost(vha, fcport, 1, 0); + qlt_logo_completion_handler(fcport, data[0]); +} + +static void +qla2x00_async_prlo_sp_done(void *s, int res) +{ + srb_t *sp = (srb_t *)s; + struct srb_iocb *lio = &sp->u.iocb_cmd; + struct scsi_qla_host *vha = sp->vha; + + if (!test_bit(UNLOADING, &vha->dpc_flags)) + qla2x00_post_async_prlo_done_work(sp->fcport->vha, sp->fcport, + lio->u.logio.data); + sp->free(sp); +} + +int +qla2x00_async_prlo(struct scsi_qla_host *vha, fc_port_t *fcport) +{ + srb_t *sp; + struct srb_iocb *lio; + int rval; + + rval = QLA_FUNCTION_FAILED; + sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL); + if (!sp) + goto done; + + sp->type = SRB_PRLO_CMD; + sp->name = "prlo"; + qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2); + + lio = &sp->u.iocb_cmd; + lio->timeout = qla2x00_async_iocb_timeout; + sp->done = qla2x00_async_prlo_sp_done; + rval = qla2x00_start_sp(sp); + if (rval != QLA_SUCCESS) + goto done_free_sp; + + ql_dbg(ql_dbg_disc, vha, 0x2070, + "Async-prlo - hdl=%x loop-id=%x portid=%02x%02x%02x.\n", + sp->handle, fcport->loop_id, fcport->d_id.b.domain, + fcport->d_id.b.area, fcport->d_id.b.al_pa); + return rval; + +done_free_sp: + sp->free(sp); +done: + return rval; +} + +static +void qla24xx_handle_adisc_event(scsi_qla_host_t *vha, struct event_arg *ea) +{ + struct fc_port *fcport = ea->fcport; + + ql_dbg(ql_dbg_disc, vha, 0x20d2, + "%s %8phC DS %d LS %d rc %d login %d|%d rscn %d|%d lid %d\n", + __func__, fcport->port_name, fcport->disc_state, + fcport->fw_login_state, ea->rc, fcport->login_gen, ea->sp->gen2, + fcport->rscn_gen, ea->sp->gen1, fcport->loop_id); + + if (ea->data[0] != MBS_COMMAND_COMPLETE) { + ql_dbg(ql_dbg_disc, vha, 0x2066, + "%s %8phC: adisc fail: post delete\n", + __func__, ea->fcport->port_name); + qlt_schedule_sess_for_deletion(ea->fcport); + return; + } + + if (ea->fcport->disc_state == DSC_DELETE_PEND) + return; + + if (ea->sp->gen2 != ea->fcport->login_gen) { + /* target side must have changed it. */ + ql_dbg(ql_dbg_disc, vha, 0x20d3, + "%s %8phC generation changed\n", + __func__, ea->fcport->port_name); + return; + } else if (ea->sp->gen1 != ea->fcport->rscn_gen) { + ql_dbg(ql_dbg_disc, vha, 0x20d4, "%s %d %8phC post gidpn\n", + __func__, __LINE__, ea->fcport->port_name); + qla24xx_post_gidpn_work(vha, ea->fcport); + return; + } + + __qla24xx_handle_gpdb_event(vha, ea); +} + static void qla2x00_async_adisc_sp_done(void *ptr, int res) { srb_t *sp = ptr; struct scsi_qla_host *vha = sp->vha; + struct event_arg ea; struct srb_iocb *lio = &sp->u.iocb_cmd; - if (!test_bit(UNLOADING, &vha->dpc_flags)) - qla2x00_post_async_adisc_done_work(sp->vha, sp->fcport, - lio->u.logio.data); + ql_dbg(ql_dbg_disc, vha, 0x2066, + "Async done-%s res %x %8phC\n", + sp->name, res, sp->fcport->port_name); + + memset(&ea, 0, sizeof(ea)); + ea.event = FCME_ADISC_DONE; + ea.rc = res; + ea.data[0] = lio->u.logio.data[0]; + ea.data[1] = lio->u.logio.data[1]; + ea.iop[0] = lio->u.logio.iop[0]; + ea.iop[1] = lio->u.logio.iop[1]; + ea.fcport = sp->fcport; + ea.sp = sp; + + qla2x00_fcport_event_handler(vha, &ea); + sp->free(sp); } @@ -313,15 +435,15 @@ qla2x00_async_adisc(struct scsi_qla_host *vha, fc_port_t *fcport, goto done_free_sp; ql_dbg(ql_dbg_disc, vha, 0x206f, - "Async-adisc - hdl=%x loopid=%x portid=%02x%02x%02x.\n", - sp->handle, fcport->loop_id, fcport->d_id.b.domain, - fcport->d_id.b.area, fcport->d_id.b.al_pa); + "Async-adisc - hdl=%x loopid=%x portid=%06x %8phC.\n", + sp->handle, fcport->loop_id, fcport->d_id.b24, fcport->port_name); return rval; done_free_sp: sp->free(sp); done: fcport->flags &= ~FCF_ASYNC_SENT; + qla2x00_post_async_adisc_work(vha, fcport, data); return rval; } @@ -333,9 +455,19 @@ static void qla24xx_handle_gnl_done_event(scsi_qla_host_t *vha, u16 i, n, found = 0, loop_id; port_id_t id; u64 wwn; - u8 opt = 0, current_login_state; + u16 data[2]; + u8 current_login_state; fcport = ea->fcport; + ql_dbg(ql_dbg_disc, vha, 0xffff, + "%s %8phC DS %d LS rc %d %d login %d|%d rscn %d|%d lid %d\n", + __func__, fcport->port_name, fcport->disc_state, + fcport->fw_login_state, ea->rc, + fcport->login_gen, fcport->last_login_gen, + fcport->rscn_gen, fcport->last_rscn_gen, vha->loop_id); + + if (fcport->disc_state == DSC_DELETE_PEND) + return; if (ea->rc) { /* rval */ if (fcport->login_retry == 0) { @@ -356,9 +488,8 @@ static void qla24xx_handle_gnl_done_event(scsi_qla_host_t *vha, return; } else if (fcport->last_login_gen != fcport->login_gen) { ql_dbg(ql_dbg_disc, vha, 0x20e0, - "%s %8phC login gen changed login %d|%d\n", - __func__, fcport->port_name, - fcport->last_login_gen, fcport->login_gen); + "%s %8phC login gen changed\n", + __func__, fcport->port_name); return; } @@ -400,7 +531,7 @@ static void qla24xx_handle_gnl_done_event(scsi_qla_host_t *vha, ql_dbg(ql_dbg_disc, vha, 0x20e3, "%s %d %8phC post del sess\n", __func__, __LINE__, fcport->port_name); - qlt_schedule_sess_for_deletion(fcport, 1); + qlt_schedule_sess_for_deletion(fcport); return; } @@ -430,8 +561,14 @@ static void qla24xx_handle_gnl_done_event(scsi_qla_host_t *vha, ql_dbg(ql_dbg_disc, vha, 0x20e4, "%s %d %8phC post gpdb\n", __func__, __LINE__, fcport->port_name); - opt = PDO_FORCE_ADISC; - qla24xx_post_gpdb_work(vha, fcport, opt); + + if ((e->prli_svc_param_word_3[0] & BIT_4) == 0) + fcport->port_type = FCT_INITIATOR; + else + fcport->port_type = FCT_TARGET; + + data[0] = data[1] = 0; + qla2x00_post_async_adisc_work(vha, fcport, data); break; case DSC_LS_PORT_UNAVAIL: default: @@ -449,36 +586,29 @@ static void qla24xx_handle_gnl_done_event(scsi_qla_host_t *vha, if (!found) { /* fw has no record of this port */ - if (fcport->loop_id == FC_NO_LOOP_ID) { - qla2x00_find_new_loop_id(vha, fcport); - fcport->fw_login_state = DSC_LS_PORT_UNAVAIL; - } else { - for (i = 0; i < n; i++) { - e = &vha->gnl.l[i]; - id.b.domain = e->port_id[0]; - id.b.area = e->port_id[1]; - id.b.al_pa = e->port_id[2]; - id.b.rsvd_1 = 0; - loop_id = le16_to_cpu(e->nport_handle); - - if (fcport->d_id.b24 == id.b24) { - conflict_fcport = - qla2x00_find_fcport_by_wwpn(vha, - e->port_name, 0); - - ql_dbg(ql_dbg_disc, vha, 0x20e6, - "%s %d %8phC post del sess\n", - __func__, __LINE__, - conflict_fcport->port_name); - qlt_schedule_sess_for_deletion - (conflict_fcport, 1); - } - - if (fcport->loop_id == loop_id) { - /* FW already picked this loop id for another fcport */ - qla2x00_find_new_loop_id(vha, fcport); - } + for (i = 0; i < n; i++) { + e = &vha->gnl.l[i]; + id.b.domain = e->port_id[0]; + id.b.area = e->port_id[1]; + id.b.al_pa = e->port_id[2]; + id.b.rsvd_1 = 0; + loop_id = le16_to_cpu(e->nport_handle); + + if (fcport->d_id.b24 == id.b24) { + conflict_fcport = + qla2x00_find_fcport_by_wwpn(vha, + e->port_name, 0); + ql_dbg(ql_dbg_disc, vha, 0x20e6, + "%s %d %8phC post del sess\n", + __func__, __LINE__, + conflict_fcport->port_name); + qlt_schedule_sess_for_deletion + (conflict_fcport); } + + /* FW already picked this loop id for another fcport */ + if (fcport->loop_id == loop_id) + fcport->loop_id = FC_NO_LOOP_ID; } qla24xx_fcport_handle_login(vha, fcport); } @@ -496,6 +626,7 @@ qla24xx_async_gnl_sp_done(void *s, int res) struct get_name_list_extended *e; u64 wwn; struct list_head h; + bool found = false; ql_dbg(ql_dbg_disc, vha, 0x20e7, "Async done-%s res %x mb[1]=%x mb[2]=%x \n", @@ -539,12 +670,44 @@ qla24xx_async_gnl_sp_done(void *s, int res) list_for_each_entry_safe(fcport, tf, &h, gnl_entry) { list_del_init(&fcport->gnl_entry); - fcport->flags &= ~FCF_ASYNC_SENT; + fcport->flags &= ~(FCF_ASYNC_SENT | FCF_ASYNC_ACTIVE); ea.fcport = fcport; qla2x00_fcport_event_handler(vha, &ea); } + /* create new fcport if fw has knowledge of new sessions */ + for (i = 0; i < n; i++) { + port_id_t id; + u64 wwnn; + + e = &vha->gnl.l[i]; + wwn = wwn_to_u64(e->port_name); + + found = false; + list_for_each_entry_safe(fcport, tf, &vha->vp_fcports, list) { + if (!memcmp((u8 *)&wwn, fcport->port_name, + WWN_SIZE)) { + found = true; + break; + } + } + + id.b.domain = e->port_id[2]; + id.b.area = e->port_id[1]; + id.b.al_pa = e->port_id[0]; + id.b.rsvd_1 = 0; + + if (!found && wwn && !IS_SW_RESV_ADDR(id)) { + ql_dbg(ql_dbg_disc, vha, 0x2065, + "%s %d %8phC %06x post new sess\n", + __func__, __LINE__, (u8 *)&wwn, id.b24); + wwnn = wwn_to_u64(e->node_name); + qla24xx_post_newsess_work(vha, &id, (u8 *)&wwn, + (u8 *)&wwnn, NULL, FC4_TYPE_UNKNOWN); + } + } + spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags); sp->free(sp); @@ -558,14 +721,13 @@ int qla24xx_async_gnl(struct scsi_qla_host *vha, fc_port_t *fcport) unsigned long flags; u16 *mb; - if (!vha->flags.online) - goto done; + if (!vha->flags.online || (fcport->flags & FCF_ASYNC_SENT)) + return rval; ql_dbg(ql_dbg_disc, vha, 0x20d9, "Async-gnlist WWPN %8phC \n", fcport->port_name); spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags); - fcport->flags |= FCF_ASYNC_SENT; fcport->disc_state = DSC_GNL; fcport->last_rscn_gen = fcport->rscn_gen; fcport->last_login_gen = fcport->login_gen; @@ -573,8 +735,7 @@ int qla24xx_async_gnl(struct scsi_qla_host *vha, fc_port_t *fcport) list_add_tail(&fcport->gnl_entry, &vha->gnl.fcports); if (vha->gnl.sent) { spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags); - rval = QLA_SUCCESS; - goto done; + return QLA_SUCCESS; } vha->gnl.sent = 1; spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags); @@ -582,6 +743,8 @@ int qla24xx_async_gnl(struct scsi_qla_host *vha, fc_port_t *fcport) sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL); if (!sp) goto done; + + fcport->flags |= FCF_ASYNC_SENT; sp->type = SRB_MB_IOCB; sp->name = "gnlist"; sp->gen1 = fcport->rscn_gen; @@ -616,8 +779,8 @@ int qla24xx_async_gnl(struct scsi_qla_host *vha, fc_port_t *fcport) done_free_sp: sp->free(sp); -done: fcport->flags &= ~FCF_ASYNC_SENT; +done: return rval; } @@ -630,6 +793,7 @@ int qla24xx_post_gnl_work(struct scsi_qla_host *vha, fc_port_t *fcport) return QLA_FUNCTION_FAILED; e->u.fcport.fcport = fcport; + fcport->flags |= FCF_ASYNC_ACTIVE; return qla2x00_post_work(vha, e); } @@ -639,31 +803,18 @@ void qla24xx_async_gpdb_sp_done(void *s, int res) struct srb *sp = s; struct scsi_qla_host *vha = sp->vha; struct qla_hw_data *ha = vha->hw; - struct port_database_24xx *pd; fc_port_t *fcport = sp->fcport; u16 *mb = sp->u.iocb_cmd.u.mbx.in_mb; - int rval = QLA_SUCCESS; struct event_arg ea; ql_dbg(ql_dbg_disc, vha, 0x20db, "Async done-%s res %x, WWPN %8phC mb[1]=%x mb[2]=%x \n", sp->name, res, fcport->port_name, mb[1], mb[2]); - fcport->flags &= ~FCF_ASYNC_SENT; - - if (res) { - rval = res; - goto gpd_error_out; - } - - pd = (struct port_database_24xx *)sp->u.iocb_cmd.u.mbx.in; - - rval = __qla24xx_parse_gpdb(vha, fcport, pd); + fcport->flags &= ~(FCF_ASYNC_SENT | FCF_ASYNC_ACTIVE); -gpd_error_out: memset(&ea, 0, sizeof(ea)); ea.event = FCME_GPDB_DONE; - ea.rc = rval; ea.fcport = fcport; ea.sp = sp; @@ -754,7 +905,6 @@ qla24xx_async_prli(struct scsi_qla_host *vha, fc_port_t *fcport) rval = qla2x00_start_sp(sp); if (rval != QLA_SUCCESS) { - fcport->flags &= ~FCF_ASYNC_SENT; fcport->flags |= FCF_LOGIN_NEEDED; set_bit(RELOGIN_NEEDED, &vha->dpc_flags); goto done_free_sp; @@ -783,6 +933,7 @@ int qla24xx_post_gpdb_work(struct scsi_qla_host *vha, fc_port_t *fcport, u8 opt) e->u.fcport.fcport = fcport; e->u.fcport.opt = opt; + fcport->flags |= FCF_ASYNC_ACTIVE; return qla2x00_post_work(vha, e); } @@ -796,16 +947,16 @@ int qla24xx_async_gpdb(struct scsi_qla_host *vha, fc_port_t *fcport, u8 opt) struct port_database_24xx *pd; struct qla_hw_data *ha = vha->hw; - if (!vha->flags.online) - goto done; + if (!vha->flags.online || (fcport->flags & FCF_ASYNC_SENT)) + return rval; - fcport->flags |= FCF_ASYNC_SENT; fcport->disc_state = DSC_GPDB; sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL); if (!sp) goto done; + fcport->flags |= FCF_ASYNC_SENT; sp->type = SRB_MB_IOCB; sp->name = "gpdb"; sp->gen1 = fcport->rscn_gen; @@ -851,47 +1002,17 @@ done_free_sp: dma_pool_free(ha->s_dma_pool, pd, pd_dma); sp->free(sp); -done: fcport->flags &= ~FCF_ASYNC_SENT; +done: qla24xx_post_gpdb_work(vha, fcport, opt); return rval; } static -void qla24xx_handle_gpdb_event(scsi_qla_host_t *vha, struct event_arg *ea) +void __qla24xx_handle_gpdb_event(scsi_qla_host_t *vha, struct event_arg *ea) { - int rval = ea->rc; - fc_port_t *fcport = ea->fcport; unsigned long flags; - fcport->flags &= ~FCF_ASYNC_SENT; - - ql_dbg(ql_dbg_disc, vha, 0x20d2, - "%s %8phC DS %d LS %d rval %d\n", __func__, fcport->port_name, - fcport->disc_state, fcport->fw_login_state, rval); - - if (ea->sp->gen2 != fcport->login_gen) { - /* target side must have changed it. */ - ql_dbg(ql_dbg_disc, vha, 0x20d3, - "%s %8phC generation changed rscn %d|%d login %d|%d \n", - __func__, fcport->port_name, fcport->last_rscn_gen, - fcport->rscn_gen, fcport->last_login_gen, - fcport->login_gen); - return; - } else if (ea->sp->gen1 != fcport->rscn_gen) { - ql_dbg(ql_dbg_disc, vha, 0x20d4, "%s %d %8phC post gidpn\n", - __func__, __LINE__, fcport->port_name); - qla24xx_post_gidpn_work(vha, fcport); - return; - } - - if (rval != QLA_SUCCESS) { - ql_dbg(ql_dbg_disc, vha, 0x20d5, "%s %d %8phC post del sess\n", - __func__, __LINE__, fcport->port_name); - qlt_schedule_sess_for_deletion_lock(fcport); - return; - } - spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags); ea->fcport->login_gen++; ea->fcport->deleted = 0; @@ -905,47 +1026,157 @@ void qla24xx_handle_gpdb_event(scsi_qla_host_t *vha, struct event_arg *ea) !vha->hw->flags.gpsc_supported) { ql_dbg(ql_dbg_disc, vha, 0x20d6, "%s %d %8phC post upd_fcport fcp_cnt %d\n", - __func__, __LINE__, fcport->port_name, + __func__, __LINE__, ea->fcport->port_name, vha->fcport_count); - qla24xx_post_upd_fcport_work(vha, fcport); + qla24xx_post_upd_fcport_work(vha, ea->fcport); } else { - ql_dbg(ql_dbg_disc, vha, 0x20d7, - "%s %d %8phC post gpsc fcp_cnt %d\n", - __func__, __LINE__, fcport->port_name, - vha->fcport_count); - - qla24xx_post_gpsc_work(vha, fcport); + if (ea->fcport->id_changed) { + ea->fcport->id_changed = 0; + ql_dbg(ql_dbg_disc, vha, 0x20d7, + "%s %d %8phC post gfpnid fcp_cnt %d\n", + __func__, __LINE__, ea->fcport->port_name, + vha->fcport_count); + qla24xx_post_gfpnid_work(vha, ea->fcport); + } else { + ql_dbg(ql_dbg_disc, vha, 0x20d7, + "%s %d %8phC post gpsc fcp_cnt %d\n", + __func__, __LINE__, ea->fcport->port_name, + vha->fcport_count); + qla24xx_post_gpsc_work(vha, ea->fcport); + } } + } else if (ea->fcport->login_succ) { + /* + * We have an existing session. A late RSCN delivery + * must have triggered the session to be re-validate. + * Session is still valid. + */ + ql_dbg(ql_dbg_disc, vha, 0x20d6, + "%s %d %8phC session revalidate success\n", + __func__, __LINE__, ea->fcport->port_name); + ea->fcport->disc_state = DSC_LOGIN_COMPLETE; } spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags); +} + +static +void qla24xx_handle_gpdb_event(scsi_qla_host_t *vha, struct event_arg *ea) +{ + fc_port_t *fcport = ea->fcport; + struct port_database_24xx *pd; + struct srb *sp = ea->sp; + + pd = (struct port_database_24xx *)sp->u.iocb_cmd.u.mbx.in; + + fcport->flags &= ~FCF_ASYNC_SENT; + + ql_dbg(ql_dbg_disc, vha, 0x20d2, + "%s %8phC DS %d LS %d rc %d\n", __func__, fcport->port_name, + fcport->disc_state, pd->current_login_state, ea->rc); + + if (fcport->disc_state == DSC_DELETE_PEND) + return; + + switch (pd->current_login_state) { + case PDS_PRLI_COMPLETE: + __qla24xx_parse_gpdb(vha, fcport, pd); + break; + case PDS_PLOGI_PENDING: + case PDS_PLOGI_COMPLETE: + case PDS_PRLI_PENDING: + case PDS_PRLI2_PENDING: + ql_dbg(ql_dbg_disc, vha, 0x20d5, "%s %d %8phC relogin needed\n", + __func__, __LINE__, fcport->port_name); + set_bit(RELOGIN_NEEDED, &vha->dpc_flags); + return; + case PDS_LOGO_PENDING: + case PDS_PORT_UNAVAILABLE: + default: + ql_dbg(ql_dbg_disc, vha, 0x20d5, "%s %d %8phC post del sess\n", + __func__, __LINE__, fcport->port_name); + qlt_schedule_sess_for_deletion(fcport); + return; + } + __qla24xx_handle_gpdb_event(vha, ea); } /* gpdb event */ -int qla24xx_fcport_handle_login(struct scsi_qla_host *vha, fc_port_t *fcport) +static void qla_chk_n2n_b4_login(struct scsi_qla_host *vha, fc_port_t *fcport) { - if (fcport->login_retry == 0) - return 0; + u8 login = 0; + int rc; - if (fcport->scan_state != QLA_FCPORT_FOUND) - return 0; + if (qla_tgt_mode_enabled(vha)) + return; + + if (qla_dual_mode_enabled(vha)) { + if (N2N_TOPO(vha->hw)) { + u64 mywwn, wwn; + + mywwn = wwn_to_u64(vha->port_name); + wwn = wwn_to_u64(fcport->port_name); + if (mywwn > wwn) + login = 1; + else if ((fcport->fw_login_state == DSC_LS_PLOGI_COMP) + && time_after_eq(jiffies, + fcport->plogi_nack_done_deadline)) + login = 1; + } else { + login = 1; + } + } else { + /* initiator mode */ + login = 1; + } + + if (login) { + if (fcport->loop_id == FC_NO_LOOP_ID) { + fcport->fw_login_state = DSC_LS_PORT_UNAVAIL; + rc = qla2x00_find_new_loop_id(vha, fcport); + if (rc) { + ql_dbg(ql_dbg_disc, vha, 0x20e6, + "%s %d %8phC post del sess - out of loopid\n", + __func__, __LINE__, fcport->port_name); + fcport->scan_state = 0; + qlt_schedule_sess_for_deletion(fcport); + return; + } + } + ql_dbg(ql_dbg_disc, vha, 0x20bf, + "%s %d %8phC post login\n", + __func__, __LINE__, fcport->port_name); + qla2x00_post_async_login_work(vha, fcport, NULL); + } +} + +int qla24xx_fcport_handle_login(struct scsi_qla_host *vha, fc_port_t *fcport) +{ + u16 data[2]; + u64 wwn; ql_dbg(ql_dbg_disc, vha, 0x20d8, - "%s %8phC DS %d LS %d P %d fl %x confl %p rscn %d|%d login %d|%d retry %d lid %d\n", + "%s %8phC DS %d LS %d P %d fl %x confl %p rscn %d|%d login %d retry %d lid %d scan %d\n", __func__, fcport->port_name, fcport->disc_state, fcport->fw_login_state, fcport->login_pause, fcport->flags, fcport->conflict, fcport->last_rscn_gen, fcport->rscn_gen, - fcport->last_login_gen, fcport->login_gen, fcport->login_retry, - fcport->loop_id); + fcport->login_gen, fcport->login_retry, + fcport->loop_id, fcport->scan_state); - fcport->login_retry--; + if (fcport->login_retry == 0) + return 0; + + if (fcport->scan_state != QLA_FCPORT_FOUND) + return 0; if ((fcport->fw_login_state == DSC_LS_PLOGI_PEND) || (fcport->fw_login_state == DSC_LS_PRLI_PEND)) return 0; if (fcport->fw_login_state == DSC_LS_PLOGI_COMP) { - if (time_before_eq(jiffies, fcport->plogi_nack_done_deadline)) + if (time_before_eq(jiffies, fcport->plogi_nack_done_deadline)) { + set_bit(RELOGIN_NEEDED, &vha->dpc_flags); return 0; + } } /* for pure Target Mode. Login will not be initiated */ @@ -957,19 +1188,23 @@ int qla24xx_fcport_handle_login(struct scsi_qla_host *vha, fc_port_t *fcport) return 0; } + fcport->login_retry--; + switch (fcport->disc_state) { case DSC_DELETED: - if (fcport->loop_id == FC_NO_LOOP_ID) { + wwn = wwn_to_u64(fcport->node_name); + if (wwn == 0) { + ql_dbg(ql_dbg_disc, vha, 0xffff, + "%s %d %8phC post GNNID\n", + __func__, __LINE__, fcport->port_name); + qla24xx_post_gnnid_work(vha, fcport); + } else if (fcport->loop_id == FC_NO_LOOP_ID) { ql_dbg(ql_dbg_disc, vha, 0x20bd, "%s %d %8phC post gnl\n", __func__, __LINE__, fcport->port_name); - qla24xx_async_gnl(vha, fcport); + qla24xx_post_gnl_work(vha, fcport); } else { - ql_dbg(ql_dbg_disc, vha, 0x20bf, - "%s %d %8phC post login\n", - __func__, __LINE__, fcport->port_name); - fcport->disc_state = DSC_LOGIN_PEND; - qla2x00_post_async_login_work(vha, fcport, NULL); + qla_chk_n2n_b4_login(vha, fcport); } break; @@ -981,40 +1216,26 @@ int qla24xx_fcport_handle_login(struct scsi_qla_host *vha, fc_port_t *fcport) break; } - if (fcport->flags & FCF_FCP2_DEVICE) { - u8 opt = PDO_FORCE_ADISC; - - ql_dbg(ql_dbg_disc, vha, 0x20c9, - "%s %d %8phC post gpdb\n", - __func__, __LINE__, fcport->port_name); - - fcport->disc_state = DSC_GPDB; - qla24xx_post_gpdb_work(vha, fcport, opt); - } else { - ql_dbg(ql_dbg_disc, vha, 0x20cf, - "%s %d %8phC post login\n", - __func__, __LINE__, fcport->port_name); - fcport->disc_state = DSC_LOGIN_PEND; - qla2x00_post_async_login_work(vha, fcport, NULL); - } - + qla_chk_n2n_b4_login(vha, fcport); break; case DSC_LOGIN_FAILED: ql_dbg(ql_dbg_disc, vha, 0x20d0, "%s %d %8phC post gidpn\n", __func__, __LINE__, fcport->port_name); - - qla24xx_post_gidpn_work(vha, fcport); + if (N2N_TOPO(vha->hw)) + qla_chk_n2n_b4_login(vha, fcport); + else + qla24xx_post_gidpn_work(vha, fcport); break; case DSC_LOGIN_COMPLETE: /* recheck login state */ ql_dbg(ql_dbg_disc, vha, 0x20d1, - "%s %d %8phC post gpdb\n", + "%s %d %8phC post adisc\n", __func__, __LINE__, fcport->port_name); - - qla24xx_post_gpdb_work(vha, fcport, PDO_FORCE_ADISC); + data[0] = data[1] = 0; + qla2x00_post_async_adisc_work(vha, fcport, data); break; default: @@ -1040,16 +1261,15 @@ void qla24xx_handle_rscn_event(fc_port_t *fcport, struct event_arg *ea) switch (fcport->disc_state) { case DSC_DELETED: case DSC_LOGIN_COMPLETE: - qla24xx_post_gidpn_work(fcport->vha, fcport); + qla24xx_post_gpnid_work(fcport->vha, &ea->id); break; - default: break; } } int qla24xx_post_newsess_work(struct scsi_qla_host *vha, port_id_t *id, - u8 *port_name, void *pla) + u8 *port_name, u8 *node_name, void *pla, u8 fc4_type) { struct qla_work_evt *e; e = qla2x00_alloc_work(vha, QLA_EVT_NEW_SESS); @@ -1058,47 +1278,20 @@ int qla24xx_post_newsess_work(struct scsi_qla_host *vha, port_id_t *id, e->u.new_sess.id = *id; e->u.new_sess.pla = pla; + e->u.new_sess.fc4_type = fc4_type; memcpy(e->u.new_sess.port_name, port_name, WWN_SIZE); + if (node_name) + memcpy(e->u.new_sess.node_name, node_name, WWN_SIZE); return qla2x00_post_work(vha, e); } static -int qla24xx_handle_delete_done_event(scsi_qla_host_t *vha, - struct event_arg *ea) -{ - fc_port_t *fcport = ea->fcport; - - if (test_bit(UNLOADING, &vha->dpc_flags)) - return 0; - - switch (vha->host->active_mode) { - case MODE_INITIATOR: - case MODE_DUAL: - if (fcport->scan_state == QLA_FCPORT_FOUND) - qla24xx_fcport_handle_login(vha, fcport); - break; - - case MODE_TARGET: - default: - /* no-op */ - break; - } - - return 0; -} - -static void qla24xx_handle_relogin_event(scsi_qla_host_t *vha, struct event_arg *ea) { fc_port_t *fcport = ea->fcport; - if (fcport->scan_state != QLA_FCPORT_FOUND) { - fcport->login_retry++; - return; - } - ql_dbg(ql_dbg_disc, vha, 0x2102, "%s %8phC DS %d LS %d P %d del %d cnfl %p rscn %d|%d login %d|%d fl %x\n", __func__, fcport->port_name, fcport->disc_state, @@ -1113,8 +1306,10 @@ void qla24xx_handle_relogin_event(scsi_qla_host_t *vha, return; if (fcport->fw_login_state == DSC_LS_PLOGI_COMP) { - if (time_before_eq(jiffies, fcport->plogi_nack_done_deadline)) + if (time_before_eq(jiffies, fcport->plogi_nack_done_deadline)) { + set_bit(RELOGIN_NEEDED, &vha->dpc_flags); return; + } } if (fcport->flags & FCF_ASYNC_SENT) { @@ -1132,7 +1327,7 @@ void qla24xx_handle_relogin_event(scsi_qla_host_t *vha, ql_dbg(ql_dbg_disc, vha, 0x20e9, "%s %d %8phC post gidpn\n", __func__, __LINE__, fcport->port_name); - qla24xx_async_gidpn(vha, fcport); + qla24xx_post_gidpn_work(vha, fcport); return; } @@ -1141,16 +1336,16 @@ void qla24xx_handle_relogin_event(scsi_qla_host_t *vha, void qla2x00_fcport_event_handler(scsi_qla_host_t *vha, struct event_arg *ea) { - fc_port_t *fcport, *f, *tf; + fc_port_t *f, *tf; uint32_t id = 0, mask, rid; - int rc; + unsigned long flags; switch (ea->event) { - case FCME_RELOGIN: case FCME_RSCN: case FCME_GIDPN_DONE: case FCME_GPSC_DONE: case FCME_GPNID_DONE: + case FCME_GNNID_DONE: if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags) || test_bit(LOOP_RESYNC_ACTIVE, &vha->dpc_flags)) return; @@ -1171,20 +1366,15 @@ void qla2x00_fcport_event_handler(scsi_qla_host_t *vha, struct event_arg *ea) return; switch (ea->id.b.rsvd_1) { case RSCN_PORT_ADDR: - fcport = qla2x00_find_fcport_by_nportid(vha, &ea->id, 1); - if (!fcport) { - /* cable moved */ - rc = qla24xx_post_gpnid_work(vha, &ea->id); - if (rc) { - ql_log(ql_log_warn, vha, 0xd044, - "RSCN GPNID work failed %02x%02x%02x\n", - ea->id.b.domain, ea->id.b.area, - ea->id.b.al_pa); - } - } else { - ea->fcport = fcport; - qla24xx_handle_rscn_event(fcport, ea); + spin_lock_irqsave(&vha->work_lock, flags); + if (vha->scan.scan_flags == 0) { + ql_dbg(ql_dbg_disc, vha, 0xffff, + "%s: schedule\n", __func__); + vha->scan.scan_flags |= SF_QUEUED; + schedule_delayed_work(&vha->scan.scan_work, 5); } + spin_unlock_irqrestore(&vha->work_lock, flags); + break; case RSCN_AREA_ADDR: case RSCN_DOM_ADDR: @@ -1227,7 +1417,7 @@ void qla2x00_fcport_event_handler(scsi_qla_host_t *vha, struct event_arg *ea) qla24xx_handle_gnl_done_event(vha, ea); break; case FCME_GPSC_DONE: - qla24xx_post_upd_fcport_work(vha, ea->fcport); + qla24xx_handle_gpsc_event(vha, ea); break; case FCME_PLOGI_DONE: /* Initiator side sent LLIOCB */ qla24xx_handle_plogi_done_event(vha, ea); @@ -1244,8 +1434,14 @@ void qla2x00_fcport_event_handler(scsi_qla_host_t *vha, struct event_arg *ea) case FCME_GFFID_DONE: qla24xx_handle_gffid_event(vha, ea); break; - case FCME_DELETE_DONE: - qla24xx_handle_delete_done_event(vha, ea); + case FCME_ADISC_DONE: + qla24xx_handle_adisc_event(vha, ea); + break; + case FCME_GNNID_DONE: + qla24xx_handle_gnnid_event(vha, ea); + break; + case FCME_GFPNID_DONE: + qla24xx_handle_gfpnid_event(vha, ea); break; default: BUG_ON(1); @@ -1327,6 +1523,7 @@ qla2x00_async_tm_cmd(fc_port_t *fcport, uint32_t flags, uint32_t lun, done_free_sp: sp->free(sp); + sp->fcport->flags &= ~FCF_ASYNC_SENT; done: return rval; } @@ -1368,6 +1565,13 @@ qla24xx_async_abort_cmd(srb_t *cmd_sp) sp->name = "abort"; qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha)); abt_iocb->u.abt.cmd_hndl = cmd_sp->handle; + + if (vha->flags.qpairs_available && cmd_sp->qpair) + abt_iocb->u.abt.req_que_no = + cpu_to_le16(cmd_sp->qpair->req->id); + else + abt_iocb->u.abt.req_que_no = cpu_to_le16(vha->req->id); + sp->done = qla24xx_abort_sp_done; abt_iocb->timeout = qla24xx_abort_iocb_timeout; init_completion(&abt_iocb->u.abt.comp); @@ -1402,6 +1606,9 @@ qla24xx_async_abort_command(srb_t *sp) struct qla_hw_data *ha = vha->hw; struct req_que *req = vha->req; + if (vha->flags.qpairs_available && sp->qpair) + req = sp->qpair->req; + spin_lock_irqsave(&ha->hardware_lock, flags); for (handle = 1; handle < req->num_outstanding_cmds; handle++) { if (req->outstanding_cmds[handle] == sp) @@ -1452,6 +1659,42 @@ static void qla24xx_handle_plogi_done_event(struct scsi_qla_host *vha, struct event_arg *ea) { port_id_t cid; /* conflict Nport id */ + u16 lid; + struct fc_port *conflict_fcport; + unsigned long flags; + struct fc_port *fcport = ea->fcport; + + ql_dbg(ql_dbg_disc, vha, 0xffff, + "%s %8phC DS %d LS %d rc %d login %d|%d rscn %d|%d data %x|%x iop %x|%x\n", + __func__, fcport->port_name, fcport->disc_state, + fcport->fw_login_state, ea->rc, ea->sp->gen2, fcport->login_gen, + ea->sp->gen2, fcport->rscn_gen|ea->sp->gen1, + ea->data[0], ea->data[1], ea->iop[0], ea->iop[1]); + + if ((fcport->fw_login_state == DSC_LS_PLOGI_PEND) || + (fcport->fw_login_state == DSC_LS_PRLI_PEND)) { + ql_dbg(ql_dbg_disc, vha, 0x20ea, + "%s %d %8phC Remote is trying to login\n", + __func__, __LINE__, fcport->port_name); + return; + } + + if (fcport->disc_state == DSC_DELETE_PEND) + return; + + if (ea->sp->gen2 != fcport->login_gen) { + /* target side must have changed it. */ + ql_dbg(ql_dbg_disc, vha, 0x20d3, + "%s %8phC generation changed\n", + __func__, fcport->port_name); + set_bit(RELOGIN_NEEDED, &vha->dpc_flags); + return; + } else if (ea->sp->gen1 != fcport->rscn_gen) { + ql_dbg(ql_dbg_disc, vha, 0x20d4, "%s %d %8phC post gidpn\n", + __func__, __LINE__, fcport->port_name); + qla24xx_post_gidpn_work(vha, fcport); + return; + } switch (ea->data[0]) { case MBS_COMMAND_COMPLETE: @@ -1467,11 +1710,19 @@ qla24xx_handle_plogi_done_event(struct scsi_qla_host *vha, struct event_arg *ea) qla24xx_post_prli_work(vha, ea->fcport); } else { ql_dbg(ql_dbg_disc, vha, 0x20ea, - "%s %d %8phC post gpdb\n", - __func__, __LINE__, ea->fcport->port_name); + "%s %d %8phC LoopID 0x%x in use with %06x. post gnl\n", + __func__, __LINE__, ea->fcport->port_name, + ea->fcport->loop_id, ea->fcport->d_id.b24); + + set_bit(ea->fcport->loop_id, vha->hw->loop_id_map); + spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags); + ea->fcport->loop_id = FC_NO_LOOP_ID; ea->fcport->chip_reset = vha->hw->base_qpair->chip_reset; ea->fcport->logout_on_delete = 1; ea->fcport->send_els_logo = 0; + ea->fcport->fw_login_state = DSC_LS_PRLI_COMP; + spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags); + qla24xx_post_gpdb_work(vha, ea->fcport, 0); } break; @@ -1513,8 +1764,38 @@ qla24xx_handle_plogi_done_event(struct scsi_qla_host *vha, struct event_arg *ea) ea->fcport->d_id.b.domain, ea->fcport->d_id.b.area, ea->fcport->d_id.b.al_pa); - qla2x00_clear_loop_id(ea->fcport); - qla24xx_post_gidpn_work(vha, ea->fcport); + lid = ea->iop[1] & 0xffff; + qlt_find_sess_invalidate_other(vha, + wwn_to_u64(ea->fcport->port_name), + ea->fcport->d_id, lid, &conflict_fcport); + + if (conflict_fcport) { + /* + * Another fcport share the same loop_id/nport id. + * Conflict fcport needs to finish cleanup before this + * fcport can proceed to login. + */ + conflict_fcport->conflict = ea->fcport; + ea->fcport->login_pause = 1; + + ql_dbg(ql_dbg_disc, vha, 0x20ed, + "%s %d %8phC NPortId %06x inuse with loopid 0x%x. post gidpn\n", + __func__, __LINE__, ea->fcport->port_name, + ea->fcport->d_id.b24, lid); + qla2x00_clear_loop_id(ea->fcport); + qla24xx_post_gidpn_work(vha, ea->fcport); + } else { + ql_dbg(ql_dbg_disc, vha, 0x20ed, + "%s %d %8phC NPortId %06x inuse with loopid 0x%x. sched delete\n", + __func__, __LINE__, ea->fcport->port_name, + ea->fcport->d_id.b24, lid); + + qla2x00_clear_loop_id(ea->fcport); + set_bit(lid, vha->hw->loop_id_map); + ea->fcport->loop_id = lid; + ea->fcport->keep_nport_handle = 0; + qlt_schedule_sess_for_deletion(ea->fcport); + } break; } return; @@ -2540,70 +2821,27 @@ qla24xx_chip_diag(scsi_qla_host_t *vha) return rval; } -void -qla2x00_alloc_fw_dump(scsi_qla_host_t *vha) +static void +qla2x00_alloc_offload_mem(scsi_qla_host_t *vha) { int rval; - uint32_t dump_size, fixed_size, mem_size, req_q_size, rsp_q_size, - eft_size, fce_size, mq_size; dma_addr_t tc_dma; void *tc; struct qla_hw_data *ha = vha->hw; - struct req_que *req = ha->req_q_map[0]; - struct rsp_que *rsp = ha->rsp_q_map[0]; - if (ha->fw_dump) { + if (ha->eft) { ql_dbg(ql_dbg_init, vha, 0x00bd, - "Firmware dump already allocated.\n"); + "%s: Offload Mem is already allocated.\n", + __func__); return; } - ha->fw_dumped = 0; - ha->fw_dump_cap_flags = 0; - dump_size = fixed_size = mem_size = eft_size = fce_size = mq_size = 0; - req_q_size = rsp_q_size = 0; - - if (IS_QLA27XX(ha)) - goto try_fce; - - if (IS_QLA2100(ha) || IS_QLA2200(ha)) { - fixed_size = sizeof(struct qla2100_fw_dump); - } else if (IS_QLA23XX(ha)) { - fixed_size = offsetof(struct qla2300_fw_dump, data_ram); - mem_size = (ha->fw_memory_size - 0x11000 + 1) * - sizeof(uint16_t); - } else if (IS_FWI2_CAPABLE(ha)) { - if (IS_QLA83XX(ha) || IS_QLA27XX(ha)) - fixed_size = offsetof(struct qla83xx_fw_dump, ext_mem); - else if (IS_QLA81XX(ha)) - fixed_size = offsetof(struct qla81xx_fw_dump, ext_mem); - else if (IS_QLA25XX(ha)) - fixed_size = offsetof(struct qla25xx_fw_dump, ext_mem); - else - fixed_size = offsetof(struct qla24xx_fw_dump, ext_mem); - - mem_size = (ha->fw_memory_size - 0x100000 + 1) * - sizeof(uint32_t); - if (ha->mqenable) { - if (!IS_QLA83XX(ha) && !IS_QLA27XX(ha)) - mq_size = sizeof(struct qla2xxx_mq_chain); - /* - * Allocate maximum buffer size for all queues. - * Resizing must be done at end-of-dump processing. - */ - mq_size += ha->max_req_queues * - (req->length * sizeof(request_t)); - mq_size += ha->max_rsp_queues * - (rsp->length * sizeof(response_t)); - } - if (ha->tgt.atio_ring) - mq_size += ha->tgt.atio_q_length * sizeof(request_t); + if (IS_FWI2_CAPABLE(ha)) { /* Allocate memory for Fibre Channel Event Buffer. */ if (!IS_QLA25XX(ha) && !IS_QLA81XX(ha) && !IS_QLA83XX(ha) && !IS_QLA27XX(ha)) goto try_eft; -try_fce: if (ha->fce) dma_free_coherent(&ha->pdev->dev, FCE_SIZE, ha->fce, ha->fce_dma); @@ -2631,7 +2869,6 @@ try_fce: ql_dbg(ql_dbg_init, vha, 0x00c0, "Allocate (%d KB) for FCE...\n", FCE_SIZE / 1024); - fce_size = sizeof(struct qla2xxx_fce_chain) + FCE_SIZE; ha->flags.fce_enabled = 1; ha->fce_dma = tc_dma; ha->fce = tc; @@ -2648,7 +2885,7 @@ try_eft: ql_log(ql_log_warn, vha, 0x00c1, "Unable to allocate (%d KB) for EFT.\n", EFT_SIZE / 1024); - goto cont_alloc; + goto eft_err; } rval = qla2x00_enable_eft_trace(vha, tc_dma, EFT_NUM_BUFFERS); @@ -2657,17 +2894,76 @@ try_eft: "Unable to initialize EFT (%d).\n", rval); dma_free_coherent(&ha->pdev->dev, EFT_SIZE, tc, tc_dma); - goto cont_alloc; + goto eft_err; } ql_dbg(ql_dbg_init, vha, 0x00c3, "Allocated (%d KB) EFT ...\n", EFT_SIZE / 1024); - eft_size = EFT_SIZE; ha->eft_dma = tc_dma; ha->eft = tc; } -cont_alloc: +eft_err: + return; +} + +void +qla2x00_alloc_fw_dump(scsi_qla_host_t *vha) +{ + uint32_t dump_size, fixed_size, mem_size, req_q_size, rsp_q_size, + eft_size, fce_size, mq_size; + struct qla_hw_data *ha = vha->hw; + struct req_que *req = ha->req_q_map[0]; + struct rsp_que *rsp = ha->rsp_q_map[0]; + struct qla2xxx_fw_dump *fw_dump; + + dump_size = fixed_size = mem_size = eft_size = fce_size = mq_size = 0; + req_q_size = rsp_q_size = 0; + + if (IS_QLA2100(ha) || IS_QLA2200(ha)) { + fixed_size = sizeof(struct qla2100_fw_dump); + } else if (IS_QLA23XX(ha)) { + fixed_size = offsetof(struct qla2300_fw_dump, data_ram); + mem_size = (ha->fw_memory_size - 0x11000 + 1) * + sizeof(uint16_t); + } else if (IS_FWI2_CAPABLE(ha)) { + if (IS_QLA83XX(ha) || IS_QLA27XX(ha)) + fixed_size = offsetof(struct qla83xx_fw_dump, ext_mem); + else if (IS_QLA81XX(ha)) + fixed_size = offsetof(struct qla81xx_fw_dump, ext_mem); + else if (IS_QLA25XX(ha)) + fixed_size = offsetof(struct qla25xx_fw_dump, ext_mem); + else + fixed_size = offsetof(struct qla24xx_fw_dump, ext_mem); + + mem_size = (ha->fw_memory_size - 0x100000 + 1) * + sizeof(uint32_t); + if (ha->mqenable) { + if (!IS_QLA83XX(ha) && !IS_QLA27XX(ha)) + mq_size = sizeof(struct qla2xxx_mq_chain); + /* + * Allocate maximum buffer size for all queues. + * Resizing must be done at end-of-dump processing. + */ + mq_size += ha->max_req_queues * + (req->length * sizeof(request_t)); + mq_size += ha->max_rsp_queues * + (rsp->length * sizeof(response_t)); + } + if (ha->tgt.atio_ring) + mq_size += ha->tgt.atio_q_length * sizeof(request_t); + /* Allocate memory for Fibre Channel Event Buffer. */ + if (!IS_QLA25XX(ha) && !IS_QLA81XX(ha) && !IS_QLA83XX(ha) && + !IS_QLA27XX(ha)) + goto try_eft; + + fce_size = sizeof(struct qla2xxx_fce_chain) + FCE_SIZE; +try_eft: + ql_dbg(ql_dbg_init, vha, 0x00c3, + "Allocated (%d KB) EFT ...\n", EFT_SIZE / 1024); + eft_size = EFT_SIZE; + } + if (IS_QLA27XX(ha)) { if (!ha->fw_dump_template) { ql_log(ql_log_warn, vha, 0x00ba, @@ -2695,51 +2991,44 @@ cont_alloc: ha->exlogin_size; allocate: - ha->fw_dump = vmalloc(dump_size); - if (!ha->fw_dump) { - ql_log(ql_log_warn, vha, 0x00c4, - "Unable to allocate (%d KB) for firmware dump.\n", - dump_size / 1024); - - if (ha->fce) { - dma_free_coherent(&ha->pdev->dev, FCE_SIZE, ha->fce, - ha->fce_dma); - ha->fce = NULL; - ha->fce_dma = 0; - } - - if (ha->eft) { - dma_free_coherent(&ha->pdev->dev, eft_size, ha->eft, - ha->eft_dma); - ha->eft = NULL; - ha->eft_dma = 0; + if (!ha->fw_dump_len || dump_size != ha->fw_dump_len) { + fw_dump = vmalloc(dump_size); + if (!fw_dump) { + ql_log(ql_log_warn, vha, 0x00c4, + "Unable to allocate (%d KB) for firmware dump.\n", + dump_size / 1024); + } else { + if (ha->fw_dump) + vfree(ha->fw_dump); + ha->fw_dump = fw_dump; + + ha->fw_dump_len = dump_size; + ql_dbg(ql_dbg_init, vha, 0x00c5, + "Allocated (%d KB) for firmware dump.\n", + dump_size / 1024); + + if (IS_QLA27XX(ha)) + return; + + ha->fw_dump->signature[0] = 'Q'; + ha->fw_dump->signature[1] = 'L'; + ha->fw_dump->signature[2] = 'G'; + ha->fw_dump->signature[3] = 'C'; + ha->fw_dump->version = htonl(1); + + ha->fw_dump->fixed_size = htonl(fixed_size); + ha->fw_dump->mem_size = htonl(mem_size); + ha->fw_dump->req_q_size = htonl(req_q_size); + ha->fw_dump->rsp_q_size = htonl(rsp_q_size); + + ha->fw_dump->eft_size = htonl(eft_size); + ha->fw_dump->eft_addr_l = htonl(LSD(ha->eft_dma)); + ha->fw_dump->eft_addr_h = htonl(MSD(ha->eft_dma)); + + ha->fw_dump->header_size = + htonl(offsetof(struct qla2xxx_fw_dump, isp)); } - return; } - ha->fw_dump_len = dump_size; - ql_dbg(ql_dbg_init, vha, 0x00c5, - "Allocated (%d KB) for firmware dump.\n", dump_size / 1024); - - if (IS_QLA27XX(ha)) - return; - - ha->fw_dump->signature[0] = 'Q'; - ha->fw_dump->signature[1] = 'L'; - ha->fw_dump->signature[2] = 'G'; - ha->fw_dump->signature[3] = 'C'; - ha->fw_dump->version = htonl(1); - - ha->fw_dump->fixed_size = htonl(fixed_size); - ha->fw_dump->mem_size = htonl(mem_size); - ha->fw_dump->req_q_size = htonl(req_q_size); - ha->fw_dump->rsp_q_size = htonl(rsp_q_size); - - ha->fw_dump->eft_size = htonl(eft_size); - ha->fw_dump->eft_addr_l = htonl(LSD(ha->eft_dma)); - ha->fw_dump->eft_addr_h = htonl(MSD(ha->eft_dma)); - - ha->fw_dump->header_size = - htonl(offsetof(struct qla2xxx_fw_dump, isp)); } static int @@ -3065,9 +3354,12 @@ enable_82xx_npiv: if (rval != QLA_SUCCESS) goto failed; - if (!fw_major_version && ql2xallocfwdump - && !(IS_P3P_TYPE(ha))) + if (!fw_major_version && !(IS_P3P_TYPE(ha))) + qla2x00_alloc_offload_mem(vha); + + if (ql2xallocfwdump && !(IS_P3P_TYPE(ha))) qla2x00_alloc_fw_dump(vha); + } else { goto failed; } @@ -3278,6 +3570,12 @@ qla24xx_update_fw_options(scsi_qla_host_t *vha) ha->fw_options[2] |= BIT_4; else ha->fw_options[2] &= ~BIT_4; + + /* Reserve 1/2 of emergency exchanges for ELS.*/ + if (qla2xuseresexchforels) + ha->fw_options[2] |= BIT_8; + else + ha->fw_options[2] &= ~BIT_8; } ql_dbg(ql_dbg_init, vha, 0x00e8, @@ -3671,6 +3969,7 @@ qla2x00_configure_hba(scsi_qla_host_t *vha) struct qla_hw_data *ha = vha->hw; scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); port_id_t id; + unsigned long flags; /* Get host addresses. */ rval = qla2x00_get_adapter_id(vha, @@ -3752,7 +4051,9 @@ qla2x00_configure_hba(scsi_qla_host_t *vha) id.b.area = area; id.b.al_pa = al_pa; id.b.rsvd_1 = 0; + spin_lock_irqsave(&ha->hardware_lock, flags); qlt_update_host_map(vha, id); + spin_unlock_irqrestore(&ha->hardware_lock, flags); if (!vha->flags.init_done) ql_log(ql_log_info, vha, 0x2010, @@ -4293,6 +4594,21 @@ qla2x00_configure_loop(scsi_qla_host_t *vha) } else if (ha->current_topology == ISP_CFG_N) { clear_bit(RSCN_UPDATE, &flags); + if (ha->flags.rida_fmt2) { + /* With Rida Format 2, the login is already triggered. + * We know who is on the other side of the wire. + * No need to login to do login to find out or drop into + * qla2x00_configure_local_loop(). + */ + clear_bit(LOCAL_LOOP_UPDATE, &flags); + set_bit(RELOGIN_NEEDED, &vha->dpc_flags); + } else { + if (qla_tgt_mode_enabled(vha)) { + /* allow the other side to start the login */ + clear_bit(LOCAL_LOOP_UPDATE, &flags); + set_bit(RELOGIN_NEEDED, &vha->dpc_flags); + } + } } else if (ha->current_topology == ISP_CFG_NL) { clear_bit(RSCN_UPDATE, &flags); set_bit(LOCAL_LOOP_UPDATE, &flags); @@ -4521,6 +4837,10 @@ qla2x00_configure_local_loop(scsi_qla_host_t *vha) (uint8_t *)ha->gid_list, entries * sizeof(struct gid_list_info)); + list_for_each_entry(fcport, &vha->vp_fcports, list) { + fcport->scan_state = QLA_FCPORT_SCAN; + } + /* Allocate temporary fcport for any new fcports discovered. */ new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL); if (new_fcport == NULL) { @@ -4531,22 +4851,6 @@ qla2x00_configure_local_loop(scsi_qla_host_t *vha) } new_fcport->flags &= ~FCF_FABRIC_DEVICE; - /* - * Mark local devices that were present with FCF_DEVICE_LOST for now. - */ - list_for_each_entry(fcport, &vha->vp_fcports, list) { - if (atomic_read(&fcport->state) == FCS_ONLINE && - fcport->port_type != FCT_BROADCAST && - (fcport->flags & FCF_FABRIC_DEVICE) == 0) { - - ql_dbg(ql_dbg_disc, vha, 0x2096, - "Marking port lost loop_id=0x%04x.\n", - fcport->loop_id); - - qla2x00_mark_device_lost(vha, fcport, 0, 0); - } - } - /* Inititae N2N login. */ if (test_and_clear_bit(N2N_LOGIN_NEEDED, &vha->dpc_flags)) { rval = qla24xx_n2n_handle_login(vha, new_fcport); @@ -4589,6 +4893,7 @@ qla2x00_configure_local_loop(scsi_qla_host_t *vha) new_fcport->d_id.b.area = area; new_fcport->d_id.b.al_pa = al_pa; new_fcport->loop_id = loop_id; + new_fcport->scan_state = QLA_FCPORT_FOUND; rval2 = qla2x00_get_port_database(vha, new_fcport, 0); if (rval2 != QLA_SUCCESS) { @@ -4620,13 +4925,7 @@ qla2x00_configure_local_loop(scsi_qla_host_t *vha) fcport->d_id.b24 = new_fcport->d_id.b24; memcpy(fcport->node_name, new_fcport->node_name, WWN_SIZE); - - if (!fcport->login_succ) { - vha->fcport_count++; - fcport->login_succ = 1; - fcport->disc_state = DSC_LOGIN_COMPLETE; - } - + fcport->scan_state = QLA_FCPORT_FOUND; found++; break; } @@ -4637,11 +4936,6 @@ qla2x00_configure_local_loop(scsi_qla_host_t *vha) /* Allocate a new replacement fcport. */ fcport = new_fcport; - if (!fcport->login_succ) { - vha->fcport_count++; - fcport->login_succ = 1; - fcport->disc_state = DSC_LOGIN_COMPLETE; - } spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags); @@ -4662,11 +4956,38 @@ qla2x00_configure_local_loop(scsi_qla_host_t *vha) /* Base iIDMA settings on HBA port speed. */ fcport->fp_speed = ha->link_data_rate; - qla2x00_update_fcport(vha, fcport); - found_devs++; } + list_for_each_entry(fcport, &vha->vp_fcports, list) { + if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) + break; + + if (fcport->scan_state == QLA_FCPORT_SCAN) { + if ((qla_dual_mode_enabled(vha) || + qla_ini_mode_enabled(vha)) && + atomic_read(&fcport->state) == FCS_ONLINE) { + qla2x00_mark_device_lost(vha, fcport, + ql2xplogiabsentdevice, 0); + if (fcport->loop_id != FC_NO_LOOP_ID && + (fcport->flags & FCF_FCP2_DEVICE) == 0 && + fcport->port_type != FCT_INITIATOR && + fcport->port_type != FCT_BROADCAST) { + ql_dbg(ql_dbg_disc, vha, 0x20f0, + "%s %d %8phC post del sess\n", + __func__, __LINE__, + fcport->port_name); + + qlt_schedule_sess_for_deletion(fcport); + continue; + } + } + } + + if (fcport->scan_state == QLA_FCPORT_FOUND) + qla24xx_fcport_handle_login(vha, fcport); + } + cleanup_allocation: kfree(new_fcport); @@ -4920,9 +5241,6 @@ qla2x00_configure_fabric(scsi_qla_host_t *vha) } } - list_for_each_entry(fcport, &vha->vp_fcports, list) { - fcport->scan_state = QLA_FCPORT_SCAN; - } /* Mark the time right before querying FW for connected ports. * This process is long, asynchronous and by the time it's done, @@ -4932,7 +5250,17 @@ qla2x00_configure_fabric(scsi_qla_host_t *vha) * will be newer than discovery_gen. */ qlt_do_generation_tick(vha, &discovery_gen); - rval = qla2x00_find_all_fabric_devs(vha); + if (USE_ASYNC_SCAN(ha)) { + rval = QLA_SUCCESS; + rval = qla24xx_async_gpnft(vha, FC4_TYPE_FCP_SCSI); + if (rval) + set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); + } else { + list_for_each_entry(fcport, &vha->vp_fcports, list) + fcport->scan_state = QLA_FCPORT_SCAN; + + rval = qla2x00_find_all_fabric_devs(vha); + } if (rval != QLA_SUCCESS) break; } while (0); @@ -5237,9 +5565,7 @@ qla2x00_find_all_fabric_devs(scsi_qla_host_t *vha) "%s %d %8phC post del sess\n", __func__, __LINE__, fcport->port_name); - - qlt_schedule_sess_for_deletion_lock - (fcport); + qlt_schedule_sess_for_deletion(fcport); continue; } } @@ -5974,6 +6300,8 @@ qla2x00_abort_isp_cleanup(scsi_qla_host_t *vha) if (!(IS_P3P_TYPE(ha))) ha->isp_ops->reset_chip(vha); + SAVE_TOPO(ha); + ha->flags.rida_fmt2 = 0; ha->flags.n2n_ae = 0; ha->flags.lip_ae = 0; ha->current_topology = 0; @@ -8173,9 +8501,6 @@ int qla2xxx_delete_qpair(struct scsi_qla_host *vha, struct qla_qpair *qpair) int ret = QLA_FUNCTION_FAILED; struct qla_hw_data *ha = qpair->hw; - if (!vha->flags.qpairs_req_created && !vha->flags.qpairs_rsp_created) - goto fail; - qpair->delete_in_progress = 1; while (atomic_read(&qpair->ref_count)) msleep(500); @@ -8183,6 +8508,7 @@ int qla2xxx_delete_qpair(struct scsi_qla_host *vha, struct qla_qpair *qpair) ret = qla25xx_delete_req_que(vha, qpair->req); if (ret != QLA_SUCCESS) goto fail; + ret = qla25xx_delete_rsp_que(vha, qpair->rsp); if (ret != QLA_SUCCESS) goto fail; diff --git a/drivers/scsi/qla2xxx/qla_inline.h b/drivers/scsi/qla2xxx/qla_inline.h index 17d2c20f1f75..4d32426393c7 100644 --- a/drivers/scsi/qla2xxx/qla_inline.h +++ b/drivers/scsi/qla2xxx/qla_inline.h @@ -273,6 +273,7 @@ qla2x00_init_timer(srb_t *sp, unsigned long tmo) sp->u.iocb_cmd.timer.expires = jiffies + tmo * HZ; add_timer(&sp->u.iocb_cmd.timer); sp->free = qla2x00_sp_free; + init_completion(&sp->comp); if (IS_QLAFX00(sp->vha->hw) && (sp->type == SRB_FXIOCB_DCMD)) init_completion(&sp->u.iocb_cmd.u.fxiocb.fxiocb_comp); if (sp->type == SRB_ELS_DCMD) diff --git a/drivers/scsi/qla2xxx/qla_iocb.c b/drivers/scsi/qla2xxx/qla_iocb.c index d810a447cb4a..1b62e943ec49 100644 --- a/drivers/scsi/qla2xxx/qla_iocb.c +++ b/drivers/scsi/qla2xxx/qla_iocb.c @@ -2158,7 +2158,9 @@ __qla2x00_alloc_iocbs(struct qla_qpair *qpair, srb_t *sp) skip_cmd_array: /* Check for room on request queue. */ if (req->cnt < req_cnt + 2) { - if (ha->mqenable || IS_QLA83XX(ha) || IS_QLA27XX(ha)) + if (qpair->use_shadow_reg) + cnt = *req->out_ptr; + else if (ha->mqenable || IS_QLA83XX(ha) || IS_QLA27XX(ha)) cnt = RD_REG_DWORD(®->isp25mq.req_q_out); else if (IS_P3P_TYPE(ha)) cnt = RD_REG_DWORD(®->isp82.req_q_out); @@ -2392,26 +2394,13 @@ qla2x00_els_dcmd_iocb_timeout(void *data) srb_t *sp = data; fc_port_t *fcport = sp->fcport; struct scsi_qla_host *vha = sp->vha; - struct qla_hw_data *ha = vha->hw; struct srb_iocb *lio = &sp->u.iocb_cmd; - unsigned long flags = 0; ql_dbg(ql_dbg_io, vha, 0x3069, "%s Timeout, hdl=%x, portid=%02x%02x%02x\n", sp->name, sp->handle, fcport->d_id.b.domain, fcport->d_id.b.area, fcport->d_id.b.al_pa); - /* Abort the exchange */ - spin_lock_irqsave(&ha->hardware_lock, flags); - if (ha->isp_ops->abort_command(sp)) { - ql_dbg(ql_dbg_io, vha, 0x3070, - "mbx abort_command failed.\n"); - } else { - ql_dbg(ql_dbg_io, vha, 0x3071, - "mbx abort_command success.\n"); - } - spin_unlock_irqrestore(&ha->hardware_lock, flags); - complete(&lio->u.els_logo.comp); } @@ -2631,7 +2620,7 @@ qla2x00_els_dcmd2_sp_done(void *ptr, int res) struct scsi_qla_host *vha = sp->vha; ql_dbg(ql_dbg_io + ql_dbg_disc, vha, 0x3072, - "%s ELS hdl=%x, portid=%06x done %8pC\n", + "%s ELS hdl=%x, portid=%06x done %8phC\n", sp->name, sp->handle, fcport->d_id.b24, fcport->port_name); complete(&lio->u.els_plogi.comp); @@ -3286,7 +3275,9 @@ qla24xx_abort_iocb(srb_t *sp, struct abort_entry_24xx *abt_iocb) memset(abt_iocb, 0, sizeof(struct abort_entry_24xx)); abt_iocb->entry_type = ABORT_IOCB_TYPE; abt_iocb->entry_count = 1; - abt_iocb->handle = cpu_to_le32(MAKE_HANDLE(req->id, sp->handle)); + abt_iocb->handle = + cpu_to_le32(MAKE_HANDLE(aio->u.abt.req_que_no, + aio->u.abt.cmd_hndl)); abt_iocb->nport_handle = cpu_to_le16(sp->fcport->loop_id); abt_iocb->handle_to_abort = cpu_to_le32(MAKE_HANDLE(req->id, aio->u.abt.cmd_hndl)); @@ -3294,7 +3285,7 @@ qla24xx_abort_iocb(srb_t *sp, struct abort_entry_24xx *abt_iocb) abt_iocb->port_id[1] = sp->fcport->d_id.b.area; abt_iocb->port_id[2] = sp->fcport->d_id.b.domain; abt_iocb->vp_index = vha->vp_idx; - abt_iocb->req_que_no = cpu_to_le16(req->id); + abt_iocb->req_que_no = cpu_to_le16(aio->u.abt.req_que_no); /* Send the command to the firmware */ wmb(); } @@ -3381,6 +3372,40 @@ qla_nvme_ls(srb_t *sp, struct pt_ls4_request *cmd_pkt) return rval; } +static void +qla25xx_ctrlvp_iocb(srb_t *sp, struct vp_ctrl_entry_24xx *vce) +{ + int map, pos; + + vce->entry_type = VP_CTRL_IOCB_TYPE; + vce->handle = sp->handle; + vce->entry_count = 1; + vce->command = cpu_to_le16(sp->u.iocb_cmd.u.ctrlvp.cmd); + vce->vp_count = cpu_to_le16(1); + + /* + * index map in firmware starts with 1; decrement index + * this is ok as we never use index 0 + */ + map = (sp->u.iocb_cmd.u.ctrlvp.vp_index - 1) / 8; + pos = (sp->u.iocb_cmd.u.ctrlvp.vp_index - 1) & 7; + vce->vp_idx_map[map] |= 1 << pos; +} + +static void +qla24xx_prlo_iocb(srb_t *sp, struct logio_entry_24xx *logio) +{ + logio->entry_type = LOGINOUT_PORT_IOCB_TYPE; + logio->control_flags = + cpu_to_le16(LCF_COMMAND_PRLO|LCF_IMPL_PRLO); + + logio->nport_handle = cpu_to_le16(sp->fcport->loop_id); + logio->port_id[0] = sp->fcport->d_id.b.al_pa; + logio->port_id[1] = sp->fcport->d_id.b.area; + logio->port_id[2] = sp->fcport->d_id.b.domain; + logio->vp_index = sp->fcport->vha->vp_idx; +} + int qla2x00_start_sp(srb_t *sp) { @@ -3459,6 +3484,12 @@ qla2x00_start_sp(srb_t *sp) case SRB_NACK_LOGO: qla2x00_send_notify_ack_iocb(sp, pkt); break; + case SRB_CTRL_VP: + qla25xx_ctrlvp_iocb(sp, pkt); + break; + case SRB_PRLO_CMD: + qla24xx_prlo_iocb(sp, pkt); + break; default: break; } diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c index 2fd79129bb2a..14109d86c3f6 100644 --- a/drivers/scsi/qla2xxx/qla_isr.c +++ b/drivers/scsi/qla2xxx/qla_isr.c @@ -809,6 +809,7 @@ skip_rio: break; case MBA_LOOP_DOWN: /* Loop Down Event */ + SAVE_TOPO(ha); ha->flags.n2n_ae = 0; ha->flags.lip_ae = 0; ha->current_topology = 0; @@ -922,7 +923,6 @@ skip_rio: set_bit(REGISTER_FC4_NEEDED, &vha->dpc_flags); set_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags); - ha->flags.gpsc_supported = 1; vha->flags.management_server_logged_in = 0; break; @@ -1009,7 +1009,7 @@ skip_rio: if (qla_ini_mode_enabled(vha)) { qla2x00_mark_device_lost(fcport->vha, fcport, 1, 1); fcport->logout_on_delete = 0; - qlt_schedule_sess_for_deletion_lock(fcport); + qlt_schedule_sess_for_deletion(fcport); } break; @@ -1059,8 +1059,7 @@ global_port_update: * Mark all devices as missing so we will login again. */ atomic_set(&vha->loop_state, LOOP_UP); - - qla2x00_mark_all_devices_lost(vha, 1); + vha->scan.scan_retry = 0; set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags); @@ -1202,6 +1201,7 @@ global_port_update: qla2xxx_wake_dpc(vha); } } + /* fall through */ case MBA_IDC_COMPLETE: if (ha->notify_lb_portup_comp && !vha->vp_idx) complete(&ha->lb_portup_comp); @@ -1574,7 +1574,7 @@ qla24xx_els_ct_entry(scsi_qla_host_t *vha, struct req_que *req, /* borrowing sts_entry_24xx.comp_status. same location as ct_entry_24xx.comp_status */ - res = qla2x00_chk_ms_status(vha, (ms_iocb_entry_t *)pkt, + res = qla2x00_chk_ms_status(sp->vha, (ms_iocb_entry_t *)pkt, (struct ct_sns_rsp *)sp->u.iocb_cmd.u.ctarg.rsp, sp->name); sp->done(sp, res); @@ -1769,7 +1769,7 @@ qla24xx_logio_entry(scsi_qla_host_t *vha, struct req_que *req, set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); qla2xxx_wake_dpc(vha); } - /* drop through */ + /* fall through */ default: data[0] = MBS_COMMAND_ERROR; break; @@ -1936,6 +1936,37 @@ qla24xx_nvme_iocb_entry(scsi_qla_host_t *vha, struct req_que *req, void *tsk) sp->done(sp, ret); } +static void qla_ctrlvp_completed(scsi_qla_host_t *vha, struct req_que *req, + struct vp_ctrl_entry_24xx *vce) +{ + const char func[] = "CTRLVP-IOCB"; + srb_t *sp; + int rval = QLA_SUCCESS; + + sp = qla2x00_get_sp_from_handle(vha, func, req, vce); + if (!sp) + return; + + if (vce->entry_status != 0) { + ql_dbg(ql_dbg_vport, vha, 0x10c4, + "%s: Failed to complete IOCB -- error status (%x)\n", + sp->name, vce->entry_status); + rval = QLA_FUNCTION_FAILED; + } else if (vce->comp_status != cpu_to_le16(CS_COMPLETE)) { + ql_dbg(ql_dbg_vport, vha, 0x10c5, + "%s: Failed to complete IOCB -- completion status (%x) vpidx %x\n", + sp->name, le16_to_cpu(vce->comp_status), + le16_to_cpu(vce->vp_idx_failed)); + rval = QLA_FUNCTION_FAILED; + } else { + ql_dbg(ql_dbg_vport, vha, 0x10c6, + "Done %s.\n", __func__); + } + + sp->rc = rval; + sp->done(sp, rval); +} + /** * qla2x00_process_response_queue() - Process response queue entries. * @ha: SCSI driver HA context @@ -2369,7 +2400,6 @@ qla2x00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt) int res = 0; uint16_t state_flags = 0; uint16_t retry_delay = 0; - uint8_t no_logout = 0; sts = (sts_entry_t *) pkt; sts24 = (struct sts_entry_24xx *) pkt; @@ -2640,7 +2670,6 @@ check_scsi_status: break; case CS_PORT_LOGGED_OUT: - no_logout = 1; case CS_PORT_CONFIG_CHG: case CS_PORT_BUSY: case CS_INCOMPLETE: @@ -2671,11 +2700,8 @@ check_scsi_status: port_state_str[atomic_read(&fcport->state)], comp_status); - if (no_logout) - fcport->logout_on_delete = 0; - qla2x00_mark_device_lost(fcport->vha, fcport, 1, 1); - qlt_schedule_sess_for_deletion_lock(fcport); + qlt_schedule_sess_for_deletion(fcport); } break; @@ -2972,9 +2998,9 @@ process_err: (response_t *)pkt); break; } else { - /* drop through */ qlt_24xx_process_atio_queue(vha, 1); } + /* fall through */ case ABTS_RESP_24XX: case CTIO_TYPE7: case CTIO_CRC2: @@ -3005,6 +3031,10 @@ process_err: qla24xx_mbx_iocb_entry(vha, rsp->req, (struct mbx_24xx_entry *)pkt); break; + case VP_CTRL_IOCB_TYPE: + qla_ctrlvp_completed(vha, rsp->req, + (struct vp_ctrl_entry_24xx *)pkt); + break; default: /* Type Not Supported. */ ql_dbg(ql_dbg_async, vha, 0x5042, diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c index cb717d47339f..7397aeddd96c 100644 --- a/drivers/scsi/qla2xxx/qla_mbx.c +++ b/drivers/scsi/qla2xxx/qla_mbx.c @@ -17,6 +17,7 @@ static struct mb_cmd_name { {MBC_GET_PORT_DATABASE, "GPDB"}, {MBC_GET_ID_LIST, "GIDList"}, {MBC_GET_LINK_PRIV_STATS, "Stats"}, + {MBC_GET_RESOURCE_COUNTS, "ResCnt"}, }; static const char *mb_to_str(uint16_t cmd) @@ -3731,6 +3732,7 @@ qla24xx_report_id_acquisition(scsi_qla_host_t *vha, unsigned long flags; int found; port_id_t id; + struct fc_port *fcport; ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10b6, "Entered %s.\n", __func__); @@ -3753,7 +3755,7 @@ qla24xx_report_id_acquisition(scsi_qla_host_t *vha, "Primary port id %02x%02x%02x.\n", rptid_entry->port_id[2], rptid_entry->port_id[1], rptid_entry->port_id[0]); - + ha->current_topology = ISP_CFG_NL; qlt_update_host_map(vha, id); } else if (rptid_entry->format == 1) { @@ -3797,6 +3799,8 @@ qla24xx_report_id_acquisition(scsi_qla_host_t *vha, return; } + ha->flags.gpsc_supported = 1; + ha->current_topology = ISP_CFG_F; /* buffer to buffer credit flag */ vha->flags.bbcr_enable = (rptid_entry->u.f1.bbcr & 0xf) != 0; @@ -3862,6 +3866,8 @@ qla24xx_report_id_acquisition(scsi_qla_host_t *vha, rptid_entry->u.f2.port_name); /* N2N. direct connect */ + ha->current_topology = ISP_CFG_N; + ha->flags.rida_fmt2 = 1; vha->d_id.b.domain = rptid_entry->port_id[2]; vha->d_id.b.area = rptid_entry->port_id[1]; vha->d_id.b.al_pa = rptid_entry->port_id[0]; @@ -3869,6 +3875,40 @@ qla24xx_report_id_acquisition(scsi_qla_host_t *vha, spin_lock_irqsave(&ha->vport_slock, flags); qlt_update_vp_map(vha, SET_AL_PA); spin_unlock_irqrestore(&ha->vport_slock, flags); + + list_for_each_entry(fcport, &vha->vp_fcports, list) { + fcport->scan_state = QLA_FCPORT_SCAN; + } + + fcport = qla2x00_find_fcport_by_wwpn(vha, + rptid_entry->u.f2.port_name, 1); + + if (fcport) { + fcport->plogi_nack_done_deadline = jiffies + HZ; + fcport->scan_state = QLA_FCPORT_FOUND; + switch (fcport->disc_state) { + case DSC_DELETED: + ql_dbg(ql_dbg_disc, vha, 0x210d, + "%s %d %8phC login\n", + __func__, __LINE__, fcport->port_name); + qla24xx_fcport_handle_login(vha, fcport); + break; + case DSC_DELETE_PEND: + break; + default: + qlt_schedule_sess_for_deletion(fcport); + break; + } + } else { + id.b.al_pa = rptid_entry->u.f2.remote_nport_id[0]; + id.b.area = rptid_entry->u.f2.remote_nport_id[1]; + id.b.domain = rptid_entry->u.f2.remote_nport_id[2]; + qla24xx_post_newsess_work(vha, &id, + rptid_entry->u.f2.port_name, + rptid_entry->u.f2.node_name, + NULL, + FC4_TYPE_UNKNOWN); + } } } @@ -3945,83 +3985,6 @@ qla24xx_modify_vp_config(scsi_qla_host_t *vha) } /* - * qla24xx_control_vp - * Enable a virtual port for given host - * - * Input: - * ha = adapter block pointer. - * vhba = virtual adapter (unused) - * index = index number for enabled VP - * - * Returns: - * qla2xxx local function return status code. - * - * Context: - * Kernel context. - */ -int -qla24xx_control_vp(scsi_qla_host_t *vha, int cmd) -{ - int rval; - int map, pos; - struct vp_ctrl_entry_24xx *vce; - dma_addr_t vce_dma; - struct qla_hw_data *ha = vha->hw; - int vp_index = vha->vp_idx; - struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev); - - ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10c1, - "Entered %s enabling index %d.\n", __func__, vp_index); - - if (vp_index == 0 || vp_index >= ha->max_npiv_vports) - return QLA_PARAMETER_ERROR; - - vce = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL, &vce_dma); - if (!vce) { - ql_log(ql_log_warn, vha, 0x10c2, - "Failed to allocate VP control IOCB.\n"); - return QLA_MEMORY_ALLOC_FAILED; - } - - vce->entry_type = VP_CTRL_IOCB_TYPE; - vce->entry_count = 1; - vce->command = cpu_to_le16(cmd); - vce->vp_count = cpu_to_le16(1); - - /* index map in firmware starts with 1; decrement index - * this is ok as we never use index 0 - */ - map = (vp_index - 1) / 8; - pos = (vp_index - 1) & 7; - mutex_lock(&ha->vport_lock); - vce->vp_idx_map[map] |= 1 << pos; - mutex_unlock(&ha->vport_lock); - - rval = qla2x00_issue_iocb(base_vha, vce, vce_dma, 0); - if (rval != QLA_SUCCESS) { - ql_dbg(ql_dbg_mbx, vha, 0x10c3, - "Failed to issue VP control IOCB (%x).\n", rval); - } else if (vce->entry_status != 0) { - ql_dbg(ql_dbg_mbx, vha, 0x10c4, - "Failed to complete IOCB -- error status (%x).\n", - vce->entry_status); - rval = QLA_FUNCTION_FAILED; - } else if (vce->comp_status != cpu_to_le16(CS_COMPLETE)) { - ql_dbg(ql_dbg_mbx, vha, 0x10c5, - "Failed to complete IOCB -- completion status (%x).\n", - le16_to_cpu(vce->comp_status)); - rval = QLA_FUNCTION_FAILED; - } else { - ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10c6, - "Done %s.\n", __func__); - } - - dma_pool_free(ha->s_dma_pool, vce, vce_dma); - - return rval; -} - -/* * qla2x00_send_change_request * Receive or disable RSCN request from fabric controller * @@ -6160,8 +6123,7 @@ int __qla24xx_parse_gpdb(struct scsi_qla_host *vha, fc_port_t *fcport, } /* Check for logged in state. */ - if (current_login_state != PDS_PRLI_COMPLETE && - last_login_state != PDS_PRLI_COMPLETE) { + if (current_login_state != PDS_PRLI_COMPLETE) { ql_dbg(ql_dbg_mbx, vha, 0x119a, "Unable to verify login-state (%x/%x) for loop_id %x.\n", current_login_state, last_login_state, fcport->loop_id); @@ -6350,3 +6312,32 @@ qla2x00_read_sfp_dev(struct scsi_qla_host *vha, char *buf, int count) return rval; } + +int qla24xx_res_count_wait(struct scsi_qla_host *vha, + uint16_t *out_mb, int out_mb_sz) +{ + int rval = QLA_FUNCTION_FAILED; + mbx_cmd_t mc; + + if (!vha->hw->flags.fw_started) + goto done; + + memset(&mc, 0, sizeof(mc)); + mc.mb[0] = MBC_GET_RESOURCE_COUNTS; + + rval = qla24xx_send_mb_cmd(vha, &mc); + if (rval != QLA_SUCCESS) { + ql_dbg(ql_dbg_mbx, vha, 0xffff, + "%s: fail\n", __func__); + } else { + if (out_mb_sz <= SIZEOF_IOCB_MB_REG) + memcpy(out_mb, mc.mb, out_mb_sz); + else + memcpy(out_mb, mc.mb, SIZEOF_IOCB_MB_REG); + + ql_dbg(ql_dbg_mbx, vha, 0xffff, + "%s: done\n", __func__); + } +done: + return rval; +} diff --git a/drivers/scsi/qla2xxx/qla_mid.c b/drivers/scsi/qla2xxx/qla_mid.c index bd9f14bf7ac2..e965b16f21e3 100644 --- a/drivers/scsi/qla2xxx/qla_mid.c +++ b/drivers/scsi/qla2xxx/qla_mid.c @@ -50,10 +50,11 @@ qla24xx_allocate_vp_id(scsi_qla_host_t *vha) spin_lock_irqsave(&ha->vport_slock, flags); list_add_tail(&vha->list, &ha->vp_list); + spin_unlock_irqrestore(&ha->vport_slock, flags); + spin_lock_irqsave(&ha->hardware_lock, flags); qlt_update_vp_map(vha, SET_VP_IDX); - - spin_unlock_irqrestore(&ha->vport_slock, flags); + spin_unlock_irqrestore(&ha->hardware_lock, flags); mutex_unlock(&ha->vport_lock); return vp_id; @@ -158,9 +159,9 @@ qla24xx_disable_vp(scsi_qla_host_t *vha) atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME); /* Remove port id from vp target map */ - spin_lock_irqsave(&vha->hw->vport_slock, flags); + spin_lock_irqsave(&vha->hw->hardware_lock, flags); qlt_update_vp_map(vha, RESET_AL_PA); - spin_unlock_irqrestore(&vha->hw->vport_slock, flags); + spin_unlock_irqrestore(&vha->hw->hardware_lock, flags); qla2x00_mark_vp_devices_dead(vha); atomic_set(&vha->vp_state, VP_FAILED); @@ -264,13 +265,20 @@ qla2x00_alert_all_vps(struct rsp_que *rsp, uint16_t *mb) case MBA_LIP_RESET: case MBA_POINT_TO_POINT: case MBA_CHG_IN_CONNECTION: - case MBA_PORT_UPDATE: - case MBA_RSCN_UPDATE: ql_dbg(ql_dbg_async, vha, 0x5024, "Async_event for VP[%d], mb=0x%x vha=%p.\n", i, *mb, vha); qla2x00_async_event(vha, rsp, mb); break; + case MBA_PORT_UPDATE: + case MBA_RSCN_UPDATE: + if ((mb[3] & 0xff) == vha->vp_idx) { + ql_dbg(ql_dbg_async, vha, 0x5024, + "Async_event for VP[%d], mb=0x%x vha=%p\n", + i, *mb, vha); + qla2x00_async_event(vha, rsp, mb); + } + break; } spin_lock_irqsave(&ha->vport_slock, flags); @@ -319,8 +327,6 @@ qla2x00_do_dpc_vp(scsi_qla_host_t *vha) ql_dbg(ql_dbg_dpc + ql_dbg_verbose, vha, 0x4012, "Entering %s vp_flags: 0x%lx.\n", __func__, vha->vp_flags); - qla2x00_do_work(vha); - /* Check if Fw is ready to configure VP first */ if (test_bit(VP_CONFIG_OK, &base_vha->vp_flags)) { if (test_and_clear_bit(VP_IDX_ACQUIRED, &vha->vp_flags)) { @@ -343,15 +349,19 @@ qla2x00_do_dpc_vp(scsi_qla_host_t *vha) "FCPort update end.\n"); } - if ((test_and_clear_bit(RELOGIN_NEEDED, &vha->dpc_flags)) && - !test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags) && - atomic_read(&vha->loop_state) != LOOP_DOWN) { + if (test_bit(RELOGIN_NEEDED, &vha->dpc_flags) && + !test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags) && + atomic_read(&vha->loop_state) != LOOP_DOWN) { - ql_dbg(ql_dbg_dpc, vha, 0x4018, - "Relogin needed scheduled.\n"); - qla2x00_relogin(vha); - ql_dbg(ql_dbg_dpc, vha, 0x4019, - "Relogin needed end.\n"); + if (!vha->relogin_jif || + time_after_eq(jiffies, vha->relogin_jif)) { + vha->relogin_jif = jiffies + HZ; + clear_bit(RELOGIN_NEEDED, &vha->dpc_flags); + + ql_dbg(ql_dbg_dpc, vha, 0x4018, + "Relogin needed scheduled.\n"); + qla24xx_post_relogin_work(vha); + } } if (test_and_clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags) && @@ -475,7 +485,7 @@ qla24xx_create_vhost(struct fc_vport *fc_vport) "Couldn't allocate vp_id.\n"); goto create_vhost_failed; } - vha->mgmt_svr_loop_id = 10 + vha->vp_idx; + vha->mgmt_svr_loop_id = NPH_MGMT_SERVER; vha->dpc_flags = 0L; @@ -569,14 +579,16 @@ qla25xx_free_rsp_que(struct scsi_qla_host *vha, struct rsp_que *rsp) int qla25xx_delete_req_que(struct scsi_qla_host *vha, struct req_que *req) { - int ret = -1; + int ret = QLA_SUCCESS; - if (req) { + if (req && vha->flags.qpairs_req_created) { req->options |= BIT_0; ret = qla25xx_init_req_que(vha, req); - } - if (ret == QLA_SUCCESS) + if (ret != QLA_SUCCESS) + return QLA_FUNCTION_FAILED; + qla25xx_free_req_que(vha, req); + } return ret; } @@ -584,14 +596,16 @@ qla25xx_delete_req_que(struct scsi_qla_host *vha, struct req_que *req) int qla25xx_delete_rsp_que(struct scsi_qla_host *vha, struct rsp_que *rsp) { - int ret = -1; + int ret = QLA_SUCCESS; - if (rsp) { + if (rsp && vha->flags.qpairs_rsp_created) { rsp->options |= BIT_0; ret = qla25xx_init_rsp_que(vha, rsp); - } - if (ret == QLA_SUCCESS) + if (ret != QLA_SUCCESS) + return QLA_FUNCTION_FAILED; + qla25xx_free_rsp_que(vha, rsp); + } return ret; } @@ -884,3 +898,79 @@ que_failed: failed: return 0; } + +static void qla_ctrlvp_sp_done(void *s, int res) +{ + struct srb *sp = s; + + complete(&sp->comp); + /* don't free sp here. Let the caller do the free */ +} + +/** + * qla24xx_control_vp() - Enable a virtual port for given host + * @vha: adapter block pointer + * @cmd: command type to be sent for enable virtual port + * + * Return: qla2xxx local function return status code. + */ +int qla24xx_control_vp(scsi_qla_host_t *vha, int cmd) +{ + int rval = QLA_MEMORY_ALLOC_FAILED; + struct qla_hw_data *ha = vha->hw; + int vp_index = vha->vp_idx; + struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev); + srb_t *sp; + + ql_dbg(ql_dbg_vport, vha, 0x10c1, + "Entered %s cmd %x index %d.\n", __func__, cmd, vp_index); + + if (vp_index == 0 || vp_index >= ha->max_npiv_vports) + return QLA_PARAMETER_ERROR; + + sp = qla2x00_get_sp(base_vha, NULL, GFP_KERNEL); + if (!sp) + goto done; + + sp->type = SRB_CTRL_VP; + sp->name = "ctrl_vp"; + sp->done = qla_ctrlvp_sp_done; + qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2); + sp->u.iocb_cmd.timeout = qla2x00_async_iocb_timeout; + sp->u.iocb_cmd.u.ctrlvp.cmd = cmd; + sp->u.iocb_cmd.u.ctrlvp.vp_index = vp_index; + + rval = qla2x00_start_sp(sp); + if (rval != QLA_SUCCESS) { + ql_dbg(ql_dbg_async, vha, 0xffff, + "%s: %s Failed submission. %x.\n", + __func__, sp->name, rval); + goto done_free_sp; + } + + ql_dbg(ql_dbg_vport, vha, 0x113f, "%s hndl %x submitted\n", + sp->name, sp->handle); + + wait_for_completion(&sp->comp); + rval = sp->rc; + switch (rval) { + case QLA_FUNCTION_TIMEOUT: + ql_dbg(ql_dbg_vport, vha, 0xffff, "%s: %s Timeout. %x.\n", + __func__, sp->name, rval); + break; + case QLA_SUCCESS: + ql_dbg(ql_dbg_vport, vha, 0xffff, "%s: %s done.\n", + __func__, sp->name); + goto done_free_sp; + default: + ql_dbg(ql_dbg_vport, vha, 0xffff, "%s: %s Failed. %x.\n", + __func__, sp->name, rval); + goto done_free_sp; + } +done: + return rval; + +done_free_sp: + sp->free(sp); + return rval; +} diff --git a/drivers/scsi/qla2xxx/qla_nx2.c b/drivers/scsi/qla2xxx/qla_nx2.c index 0aa9c38bf347..525ac35a757b 100644 --- a/drivers/scsi/qla2xxx/qla_nx2.c +++ b/drivers/scsi/qla2xxx/qla_nx2.c @@ -11,8 +11,6 @@ #include "qla_def.h" #include "qla_gbl.h" -#include <linux/delay.h> - #define TIMEOUT_100_MS 100 static const uint32_t qla8044_reg_tbl[] = { diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c index 46f2d0cf7c0d..12ee6e02d146 100644 --- a/drivers/scsi/qla2xxx/qla_os.c +++ b/drivers/scsi/qla2xxx/qla_os.c @@ -277,6 +277,12 @@ MODULE_PARM_DESC(ql2xenablemsix, " 1 -- enable MSI-X interrupt mechanism.\n" " 2 -- enable MSI interrupt mechanism.\n"); +int qla2xuseresexchforels; +module_param(qla2xuseresexchforels, int, 0444); +MODULE_PARM_DESC(qla2xuseresexchforels, + "Reserve 1/2 of emergency exchanges for ELS.\n" + " 0 (default): disabled"); + /* * SCSI host template entry points */ @@ -294,7 +300,6 @@ static int qla2xxx_eh_host_reset(struct scsi_cmnd *); static void qla2x00_clear_drv_active(struct qla_hw_data *); static void qla2x00_free_device(scsi_qla_host_t *); -static void qla83xx_disable_laser(scsi_qla_host_t *vha); static int qla2xxx_map_queues(struct Scsi_Host *shost); static void qla2x00_destroy_deferred_work(struct qla_hw_data *); @@ -1705,93 +1710,103 @@ qla2x00_loop_reset(scsi_qla_host_t *vha) return QLA_SUCCESS; } -void -qla2x00_abort_all_cmds(scsi_qla_host_t *vha, int res) +static void +__qla2x00_abort_all_cmds(struct qla_qpair *qp, int res) { - int que, cnt, status; + int cnt, status; unsigned long flags; srb_t *sp; + scsi_qla_host_t *vha = qp->vha; struct qla_hw_data *ha = vha->hw; struct req_que *req; struct qla_tgt *tgt = vha->vha_tgt.qla_tgt; struct qla_tgt_cmd *cmd; uint8_t trace = 0; - spin_lock_irqsave(&ha->hardware_lock, flags); - for (que = 0; que < ha->max_req_queues; que++) { - req = ha->req_q_map[que]; - if (!req) - continue; - if (!req->outstanding_cmds) - continue; - for (cnt = 1; cnt < req->num_outstanding_cmds; cnt++) { - sp = req->outstanding_cmds[cnt]; - if (sp) { - req->outstanding_cmds[cnt] = NULL; - if (sp->cmd_type == TYPE_SRB) { - if (sp->type == SRB_NVME_CMD || - sp->type == SRB_NVME_LS) { - sp_get(sp); - spin_unlock_irqrestore( - &ha->hardware_lock, flags); - qla_nvme_abort(ha, sp); - spin_lock_irqsave( - &ha->hardware_lock, flags); - } else if (GET_CMD_SP(sp) && - !ha->flags.eeh_busy && - (!test_bit(ABORT_ISP_ACTIVE, - &vha->dpc_flags)) && - (sp->type == SRB_SCSI_CMD)) { - /* - * Don't abort commands in - * adapter during EEH - * recovery as it's not - * accessible/responding. - * - * Get a reference to the sp - * and drop the lock. The - * reference ensures this - * sp->done() call and not the - * call in qla2xxx_eh_abort() - * ends the SCSI command (with - * result 'res'). - */ - sp_get(sp); - spin_unlock_irqrestore( - &ha->hardware_lock, flags); - status = qla2xxx_eh_abort( - GET_CMD_SP(sp)); - spin_lock_irqsave( - &ha->hardware_lock, flags); - /* - * Get rid of extra reference - * if immediate exit from - * ql2xxx_eh_abort - */ - if (status == FAILED && - (qla2x00_isp_reg_stat(ha))) - atomic_dec( - &sp->ref_count); - } - sp->done(sp, res); - } else { - if (!vha->hw->tgt.tgt_ops || !tgt || - qla_ini_mode_enabled(vha)) { - if (!trace) - ql_dbg(ql_dbg_tgt_mgt, - vha, 0xf003, - "HOST-ABORT-HNDLR: dpc_flags=%lx. Target mode disabled\n", - vha->dpc_flags); - continue; - } - cmd = (struct qla_tgt_cmd *)sp; - qlt_abort_cmd_on_host_reset(cmd->vha, - cmd); + spin_lock_irqsave(qp->qp_lock_ptr, flags); + req = qp->req; + for (cnt = 1; cnt < req->num_outstanding_cmds; cnt++) { + sp = req->outstanding_cmds[cnt]; + if (sp) { + req->outstanding_cmds[cnt] = NULL; + if (sp->cmd_type == TYPE_SRB) { + if (sp->type == SRB_NVME_CMD || + sp->type == SRB_NVME_LS) { + sp_get(sp); + spin_unlock_irqrestore(qp->qp_lock_ptr, + flags); + qla_nvme_abort(ha, sp); + spin_lock_irqsave(qp->qp_lock_ptr, + flags); + } else if (GET_CMD_SP(sp) && + !ha->flags.eeh_busy && + (!test_bit(ABORT_ISP_ACTIVE, + &vha->dpc_flags)) && + (sp->type == SRB_SCSI_CMD)) { + /* + * Don't abort commands in + * adapter during EEH + * recovery as it's not + * accessible/responding. + * + * Get a reference to the sp + * and drop the lock. The + * reference ensures this + * sp->done() call and not the + * call in qla2xxx_eh_abort() + * ends the SCSI command (with + * result 'res'). + */ + sp_get(sp); + spin_unlock_irqrestore(qp->qp_lock_ptr, + flags); + status = qla2xxx_eh_abort( + GET_CMD_SP(sp)); + spin_lock_irqsave(qp->qp_lock_ptr, + flags); + /* + * Get rid of extra reference + * if immediate exit from + * ql2xxx_eh_abort + */ + if (status == FAILED && + (qla2x00_isp_reg_stat(ha))) + atomic_dec( + &sp->ref_count); } + sp->done(sp, res); + } else { + if (!vha->hw->tgt.tgt_ops || !tgt || + qla_ini_mode_enabled(vha)) { + if (!trace) + ql_dbg(ql_dbg_tgt_mgt, + vha, 0xf003, + "HOST-ABORT-HNDLR: dpc_flags=%lx. Target mode disabled\n", + vha->dpc_flags); + continue; + } + cmd = (struct qla_tgt_cmd *)sp; + qlt_abort_cmd_on_host_reset(cmd->vha, cmd); } } } - spin_unlock_irqrestore(&ha->hardware_lock, flags); + spin_unlock_irqrestore(qp->qp_lock_ptr, flags); +} + +void +qla2x00_abort_all_cmds(scsi_qla_host_t *vha, int res) +{ + int que; + struct qla_hw_data *ha = vha->hw; + + __qla2x00_abort_all_cmds(ha->base_qpair, res); + + for (que = 0; que < ha->max_qpairs; que++) { + if (!ha->queue_pair_map[que]) + continue; + + __qla2x00_abort_all_cmds(ha->queue_pair_map[que], res); + } } static int @@ -2689,14 +2704,22 @@ static void qla2x00_iocb_work_fn(struct work_struct *work) { struct scsi_qla_host *vha = container_of(work, struct scsi_qla_host, iocb_work); - int cnt = 0; + struct qla_hw_data *ha = vha->hw; + struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev); + int i = 20; + unsigned long flags; - while (!list_empty(&vha->work_list)) { + if (test_bit(UNLOADING, &base_vha->dpc_flags)) + return; + + while (!list_empty(&vha->work_list) && i > 0) { qla2x00_do_work(vha); - cnt++; - if (cnt > 10) - break; + i--; } + + spin_lock_irqsave(&vha->work_lock, flags); + clear_bit(IOCB_WORK_ACTIVE, &vha->dpc_flags); + spin_unlock_irqrestore(&vha->work_lock, flags); } /* @@ -2790,6 +2813,7 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) ha->init_cb_size = sizeof(init_cb_t); ha->link_data_rate = PORT_SPEED_UNKNOWN; ha->optrom_size = OPTROM_SIZE_2300; + ha->max_exchg = FW_MAX_EXCHANGES_CNT; /* Assign ISP specific operations. */ if (IS_QLA2100(ha)) { @@ -3011,9 +3035,6 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) base_vha = qla2x00_create_host(sht, ha); if (!base_vha) { ret = -ENOMEM; - qla2x00_mem_free(ha); - qla2x00_free_req_que(ha, req); - qla2x00_free_rsp_que(ha, rsp); goto probe_hw_failed; } @@ -3023,7 +3044,7 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) host = base_vha->host; base_vha->req = req; if (IS_QLA2XXX_MIDTYPE(ha)) - base_vha->mgmt_svr_loop_id = 10 + base_vha->vp_idx; + base_vha->mgmt_svr_loop_id = NPH_MGMT_SERVER; else base_vha->mgmt_svr_loop_id = MANAGEMENT_SERVER + base_vha->vp_idx; @@ -3074,7 +3095,7 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) /* Set up the irqs */ ret = qla2x00_request_irqs(ha, rsp); if (ret) - goto probe_init_failed; + goto probe_hw_failed; /* Alloc arrays of request and response ring ptrs */ if (!qla2x00_alloc_queues(ha, req, rsp)) { @@ -3193,10 +3214,11 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) host->can_queue, base_vha->req, base_vha->mgmt_svr_loop_id, host->sg_tablesize); + ha->wq = alloc_workqueue("qla2xxx_wq", 0, 0); + if (ha->mqenable) { bool mq = false; bool startit = false; - ha->wq = alloc_workqueue("qla2xxx_wq", WQ_MEM_RECLAIM, 0); if (QLA_TGT_MODE_ENABLED()) { mq = true; @@ -3390,6 +3412,9 @@ probe_failed: scsi_host_put(base_vha->host); probe_hw_failed: + qla2x00_mem_free(ha); + qla2x00_free_req_que(ha, req); + qla2x00_free_rsp_que(ha, rsp); qla2x00_clear_drv_active(ha); iospace_config_failed: @@ -3448,8 +3473,13 @@ qla2x00_shutdown(struct pci_dev *pdev) if (ha->eft) qla2x00_disable_eft_trace(vha); - /* Stop currently executing firmware. */ - qla2x00_try_to_stop_firmware(vha); + if (IS_QLA25XX(ha) || IS_QLA2031(ha) || IS_QLA27XX(ha)) { + if (ha->flags.fw_started) + qla2x00_abort_isp_cleanup(vha); + } else { + /* Stop currently executing firmware. */ + qla2x00_try_to_stop_firmware(vha); + } /* Turn adapter off line */ vha->flags.online = 0; @@ -3609,6 +3639,8 @@ qla2x00_remove_one(struct pci_dev *pdev) dma_free_coherent(&ha->pdev->dev, base_vha->gnl.size, base_vha->gnl.l, base_vha->gnl.ldma); + vfree(base_vha->scan.l); + if (IS_QLAFX00(ha)) qlafx00_driver_shutdown(base_vha, 20); @@ -3628,10 +3660,6 @@ qla2x00_remove_one(struct pci_dev *pdev) qla84xx_put_chip(base_vha); - /* Laser should be disabled only for ISP2031 */ - if (IS_QLA2031(ha)) - qla83xx_disable_laser(base_vha); - /* Disable timer */ if (base_vha->timer_active) qla2x00_stop_timer(base_vha); @@ -3692,8 +3720,16 @@ qla2x00_free_device(scsi_qla_host_t *vha) if (ha->eft) qla2x00_disable_eft_trace(vha); - /* Stop currently executing firmware. */ - qla2x00_try_to_stop_firmware(vha); + if (IS_QLA25XX(ha) || IS_QLA2031(ha) || IS_QLA27XX(ha)) { + if (ha->flags.fw_started) + qla2x00_abort_isp_cleanup(vha); + } else { + if (ha->flags.fw_started) { + /* Stop currently executing firmware. */ + qla2x00_try_to_stop_firmware(vha); + ha->flags.fw_started = 0; + } + } vha->flags.online = 0; @@ -3833,7 +3869,7 @@ qla2x00_mark_all_devices_lost(scsi_qla_host_t *vha, int defer) list_for_each_entry(fcport, &vha->vp_fcports, list) { fcport->scan_state = 0; - qlt_schedule_sess_for_deletion_lock(fcport); + qlt_schedule_sess_for_deletion(fcport); if (vha->vp_idx != 0 && vha->vp_idx != fcport->vha->vp_idx) continue; @@ -4221,6 +4257,9 @@ qla2x00_number_of_exch(scsi_qla_host_t *vha, u32 *ret_cnt, u16 max_cnt) u32 temp; *ret_cnt = FW_DEF_EXCHANGES_CNT; + if (max_cnt > vha->hw->max_exchg) + max_cnt = vha->hw->max_exchg; + if (qla_ini_mode_enabled(vha)) { if (ql2xiniexchg > max_cnt) ql2xiniexchg = max_cnt; @@ -4250,8 +4289,8 @@ int qla2x00_set_exchoffld_buffer(scsi_qla_host_t *vha) { int rval; - u16 size, max_cnt; - u32 temp; + u16 size, max_cnt; + u32 actual_cnt, totsz; struct qla_hw_data *ha = vha->hw; if (!ha->flags.exchoffld_enabled) @@ -4268,16 +4307,19 @@ qla2x00_set_exchoffld_buffer(scsi_qla_host_t *vha) return rval; } - qla2x00_number_of_exch(vha, &temp, max_cnt); - temp *= size; + qla2x00_number_of_exch(vha, &actual_cnt, max_cnt); + ql_log(ql_log_info, vha, 0xd014, + "Actual exchange offload count: %d.\n", actual_cnt); + + totsz = actual_cnt * size; - if (temp != ha->exchoffld_size) { + if (totsz != ha->exchoffld_size) { qla2x00_free_exchoffld_buffer(ha); - ha->exchoffld_size = temp; + ha->exchoffld_size = totsz; ql_log(ql_log_info, vha, 0xd016, - "Exchange offload: max_count=%d, buffers=0x%x, total=%d.\n", - max_cnt, size, temp); + "Exchange offload: max_count=%d, actual count=%d entry sz=0x%x, total sz=0x%x\n", + max_cnt, actual_cnt, size, totsz); ql_log(ql_log_info, vha, 0xd017, "Exchange Buffers requested size = 0x%x\n", @@ -4288,7 +4330,21 @@ qla2x00_set_exchoffld_buffer(scsi_qla_host_t *vha) ha->exchoffld_size, &ha->exchoffld_buf_dma, GFP_KERNEL); if (!ha->exchoffld_buf) { ql_log_pci(ql_log_fatal, ha->pdev, 0xd013, - "Failed to allocate memory for exchoffld_buf_dma.\n"); + "Failed to allocate memory for Exchange Offload.\n"); + + if (ha->max_exchg > + (FW_DEF_EXCHANGES_CNT + REDUCE_EXCHANGES_CNT)) { + ha->max_exchg -= REDUCE_EXCHANGES_CNT; + } else if (ha->max_exchg > + (FW_DEF_EXCHANGES_CNT + 512)) { + ha->max_exchg -= 512; + } else { + ha->flags.exchoffld_enabled = 0; + ql_log_pci(ql_log_fatal, ha->pdev, 0xd013, + "Disabling Exchange offload due to lack of memory\n"); + } + ha->exchoffld_size = 0; + return -ENOMEM; } } @@ -4514,6 +4570,8 @@ struct scsi_qla_host *qla2x00_create_host(struct scsi_host_template *sht, INIT_LIST_HEAD(&vha->qp_list); INIT_LIST_HEAD(&vha->gnl.fcports); INIT_LIST_HEAD(&vha->nvme_rport_list); + INIT_LIST_HEAD(&vha->gpnid_list); + INIT_WORK(&vha->iocb_work, qla2x00_iocb_work_fn); spin_lock_init(&vha->work_lock); spin_lock_init(&vha->cmd_list_lock); @@ -4531,6 +4589,19 @@ struct scsi_qla_host *qla2x00_create_host(struct scsi_host_template *sht, return NULL; } + /* todo: what about ext login? */ + vha->scan.size = ha->max_fibre_devices * sizeof(struct fab_scan_rp); + vha->scan.l = vmalloc(vha->scan.size); + if (!vha->scan.l) { + ql_log(ql_log_fatal, vha, 0xd04a, + "Alloc failed for scan database.\n"); + dma_free_coherent(&ha->pdev->dev, vha->gnl.size, + vha->gnl.l, vha->gnl.ldma); + scsi_remove_host(vha->host); + return NULL; + } + INIT_DELAYED_WORK(&vha->scan.scan_work, qla_scan_work_fn); + sprintf(vha->host_str, "%s_%ld", QLA2XXX_DRIVER_NAME, vha->host_no); ql_dbg(ql_dbg_init, vha, 0x0041, "Allocated the host=%p hw=%p vha=%p dev_name=%s", @@ -4566,15 +4637,18 @@ int qla2x00_post_work(struct scsi_qla_host *vha, struct qla_work_evt *e) { unsigned long flags; + bool q = false; spin_lock_irqsave(&vha->work_lock, flags); list_add_tail(&e->list, &vha->work_list); + + if (!test_and_set_bit(IOCB_WORK_ACTIVE, &vha->dpc_flags)) + q = true; + spin_unlock_irqrestore(&vha->work_lock, flags); - if (QLA_EARLY_LINKUP(vha->hw)) - schedule_work(&vha->iocb_work); - else - qla2xxx_wake_dpc(vha); + if (q) + queue_work(vha->hw->wq, &vha->iocb_work); return QLA_SUCCESS; } @@ -4623,6 +4697,7 @@ int qla2x00_post_async_##name##_work( \ e->u.logio.data[0] = data[0]; \ e->u.logio.data[1] = data[1]; \ } \ + fcport->flags |= FCF_ASYNC_ACTIVE; \ return qla2x00_post_work(vha, e); \ } @@ -4631,6 +4706,8 @@ qla2x00_post_async_work(logout, QLA_EVT_ASYNC_LOGOUT); qla2x00_post_async_work(logout_done, QLA_EVT_ASYNC_LOGOUT_DONE); qla2x00_post_async_work(adisc, QLA_EVT_ASYNC_ADISC); qla2x00_post_async_work(adisc_done, QLA_EVT_ASYNC_ADISC_DONE); +qla2x00_post_async_work(prlo, QLA_EVT_ASYNC_PRLO); +qla2x00_post_async_work(prlo_done, QLA_EVT_ASYNC_PRLO_DONE); int qla2x00_post_uevent_work(struct scsi_qla_host *vha, u32 code) @@ -4699,6 +4776,11 @@ void qla24xx_create_new_sess(struct scsi_qla_host *vha, struct qla_work_evt *e) struct qlt_plogi_ack_t *pla = (struct qlt_plogi_ack_t *)e->u.new_sess.pla; uint8_t free_fcport = 0; + u64 wwn; + + ql_dbg(ql_dbg_disc, vha, 0xffff, + "%s %d %8phC enter\n", + __func__, __LINE__, e->u.new_sess.port_name); spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags); fcport = qla2x00_find_fcport_by_wwpn(vha, e->u.new_sess.port_name, 1); @@ -4706,6 +4788,9 @@ void qla24xx_create_new_sess(struct scsi_qla_host *vha, struct qla_work_evt *e) fcport->d_id = e->u.new_sess.id; if (pla) { fcport->fw_login_state = DSC_LS_PLOGI_PEND; + memcpy(fcport->node_name, + pla->iocb.u.isp24.u.plogi.node_name, + WWN_SIZE); qlt_plogi_ack_link(vha, pla, fcport, QLT_PLOGI_LINK_SAME_WWN); /* we took an extra ref_count to prevent PLOGI ACK when * fcport/sess has not been created. @@ -4717,9 +4802,10 @@ void qla24xx_create_new_sess(struct scsi_qla_host *vha, struct qla_work_evt *e) fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL); if (fcport) { fcport->d_id = e->u.new_sess.id; - fcport->scan_state = QLA_FCPORT_FOUND; fcport->flags |= FCF_FABRIC_DEVICE; fcport->fw_login_state = DSC_LS_PLOGI_PEND; + if (e->u.new_sess.fc4_type == FC4_TYPE_FCP_SCSI) + fcport->fc4_type = FC4_TYPE_FCP_SCSI; memcpy(fcport->port_name, e->u.new_sess.port_name, WWN_SIZE); @@ -4734,7 +4820,7 @@ void qla24xx_create_new_sess(struct scsi_qla_host *vha, struct qla_work_evt *e) } spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags); - /* search again to make sure one else got ahead */ + /* search again to make sure no one else got ahead */ tfcp = qla2x00_find_fcport_by_wwpn(vha, e->u.new_sess.port_name, 1); if (tfcp) { @@ -4748,20 +4834,82 @@ void qla24xx_create_new_sess(struct scsi_qla_host *vha, struct qla_work_evt *e) } else { list_add_tail(&fcport->list, &vha->vp_fcports); - if (pla) { - qlt_plogi_ack_link(vha, pla, fcport, - QLT_PLOGI_LINK_SAME_WWN); - pla->ref_count--; - } + } + if (pla) { + qlt_plogi_ack_link(vha, pla, fcport, + QLT_PLOGI_LINK_SAME_WWN); + pla->ref_count--; } } spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags); if (fcport) { - if (pla) + if (N2N_TOPO(vha->hw)) + fcport->flags &= ~FCF_FABRIC_DEVICE; + + fcport->id_changed = 1; + fcport->scan_state = QLA_FCPORT_FOUND; + memcpy(fcport->node_name, e->u.new_sess.node_name, WWN_SIZE); + + if (pla) { + if (pla->iocb.u.isp24.status_subcode == ELS_PRLI) { + u16 wd3_lo; + + fcport->fw_login_state = DSC_LS_PRLI_PEND; + fcport->local = 0; + fcport->loop_id = + le16_to_cpu( + pla->iocb.u.isp24.nport_handle); + fcport->fw_login_state = DSC_LS_PRLI_PEND; + wd3_lo = + le16_to_cpu( + pla->iocb.u.isp24.u.prli.wd3_lo); + + if (wd3_lo & BIT_7) + fcport->conf_compl_supported = 1; + + if ((wd3_lo & BIT_4) == 0) + fcport->port_type = FCT_INITIATOR; + else + fcport->port_type = FCT_TARGET; + } qlt_plogi_ack_unref(vha, pla); - else - qla24xx_async_gffid(vha, fcport); + } else { + spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags); + tfcp = qla2x00_find_fcport_by_nportid(vha, + &e->u.new_sess.id, 1); + if (tfcp && (tfcp != fcport)) { + /* + * We have a conflict fcport with same NportID. + */ + ql_dbg(ql_dbg_disc, vha, 0xffff, + "%s %8phC found conflict b4 add. DS %d LS %d\n", + __func__, tfcp->port_name, tfcp->disc_state, + tfcp->fw_login_state); + + switch (tfcp->disc_state) { + case DSC_DELETED: + break; + case DSC_DELETE_PEND: + fcport->login_pause = 1; + tfcp->conflict = fcport; + break; + default: + fcport->login_pause = 1; + tfcp->conflict = fcport; + qlt_schedule_sess_for_deletion(tfcp); + break; + } + } + spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags); + + wwn = wwn_to_u64(fcport->node_name); + + if (!wwn) + qla24xx_async_gnnid(vha, fcport); + else + qla24xx_async_gnl(vha, fcport); + } } if (free_fcport) { @@ -4771,6 +4919,20 @@ void qla24xx_create_new_sess(struct scsi_qla_host *vha, struct qla_work_evt *e) } } +static void qla_sp_retry(struct scsi_qla_host *vha, struct qla_work_evt *e) +{ + struct srb *sp = e->u.iosb.sp; + int rval; + + rval = qla2x00_start_sp(sp); + if (rval != QLA_SUCCESS) { + ql_dbg(ql_dbg_disc, vha, 0x2043, + "%s: %s: Re-issue IOCB failed (%d).\n", + __func__, sp->name, rval); + qla24xx_sp_unmap(vha, sp); + } +} + void qla2x00_do_work(struct scsi_qla_host *vha) { @@ -4824,8 +4986,11 @@ qla2x00_do_work(struct scsi_qla_host *vha) case QLA_EVT_GPNID: qla24xx_async_gpnid(vha, &e->u.gpnid.id); break; - case QLA_EVT_GPNID_DONE: - qla24xx_async_gpnid_done(vha, e->u.iosb.sp); + case QLA_EVT_UNMAP: + qla24xx_sp_unmap(vha, e->u.iosb.sp); + break; + case QLA_EVT_RELOGIN: + qla2x00_relogin(vha); break; case QLA_EVT_NEW_SESS: qla24xx_create_new_sess(vha, e); @@ -4849,6 +5014,30 @@ qla2x00_do_work(struct scsi_qla_host *vha) case QLA_EVT_NACK: qla24xx_do_nack_work(vha, e); break; + case QLA_EVT_ASYNC_PRLO: + qla2x00_async_prlo(vha, e->u.logio.fcport); + break; + case QLA_EVT_ASYNC_PRLO_DONE: + qla2x00_async_prlo_done(vha, e->u.logio.fcport, + e->u.logio.data); + break; + case QLA_EVT_GPNFT: + qla24xx_async_gpnft(vha, e->u.gpnft.fc4_type); + break; + case QLA_EVT_GPNFT_DONE: + qla24xx_async_gpnft_done(vha, e->u.iosb.sp); + break; + case QLA_EVT_GNNFT_DONE: + qla24xx_async_gnnft_done(vha, e->u.iosb.sp); + break; + case QLA_EVT_GNNID: + qla24xx_async_gnnid(vha, e->u.fcport.fcport); + break; + case QLA_EVT_GFPNID: + qla24xx_async_gfpnid(vha, e->u.fcport.fcport); + break; + case QLA_EVT_SP_RETRY: + qla_sp_retry(vha, e); } if (e->flags & QLA_EVT_FLAG_FREE) kfree(e); @@ -4858,6 +5047,20 @@ qla2x00_do_work(struct scsi_qla_host *vha) } } +int qla24xx_post_relogin_work(struct scsi_qla_host *vha) +{ + struct qla_work_evt *e; + + e = qla2x00_alloc_work(vha, QLA_EVT_RELOGIN); + + if (!e) { + set_bit(RELOGIN_NEEDED, &vha->dpc_flags); + return QLA_FUNCTION_FAILED; + } + + return qla2x00_post_work(vha, e); +} + /* Relogins all the fcports of a vport * Context: dpc thread */ @@ -4868,14 +5071,14 @@ void qla2x00_relogin(struct scsi_qla_host *vha) struct event_arg ea; list_for_each_entry(fcport, &vha->vp_fcports, list) { - /* - * If the port is not ONLINE then try to login - * to it if we haven't run out of retries. - */ + /* + * If the port is not ONLINE then try to login + * to it if we haven't run out of retries. + */ if (atomic_read(&fcport->state) != FCS_ONLINE && - fcport->login_retry && !(fcport->flags & FCF_ASYNC_SENT)) { - fcport->login_retry--; - if (fcport->flags & FCF_FABRIC_DEVICE) { + fcport->login_retry && + !(fcport->flags & (FCF_ASYNC_SENT | FCF_ASYNC_ACTIVE))) { + if (vha->hw->current_topology != ISP_CFG_NL) { ql_dbg(ql_dbg_disc, fcport->vha, 0x2108, "%s %8phC DS %d LS %d\n", __func__, fcport->port_name, fcport->disc_state, @@ -4884,7 +5087,8 @@ void qla2x00_relogin(struct scsi_qla_host *vha) ea.event = FCME_RELOGIN; ea.fcport = fcport; qla2x00_fcport_event_handler(vha, &ea); - } else { + } else if (vha->hw->current_topology == ISP_CFG_NL) { + fcport->login_retry--; status = qla2x00_local_device_login(vha, fcport); if (status == QLA_SUCCESS) { @@ -4912,6 +5116,9 @@ void qla2x00_relogin(struct scsi_qla_host *vha) if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) break; } + + ql_dbg(ql_dbg_disc, vha, 0x400e, + "Relogin end.\n"); } /* Schedule work on any of the dpc-workqueues */ @@ -5687,8 +5894,6 @@ qla2x00_do_dpc(void *data) if (test_bit(UNLOADING, &base_vha->dpc_flags)) break; - qla2x00_do_work(base_vha); - if (IS_P3P_TYPE(ha)) { if (IS_QLA8044(ha)) { if (test_and_clear_bit(ISP_UNRECOVERABLE, @@ -5867,16 +6072,19 @@ qla2x00_do_dpc(void *data) } /* Retry each device up to login retry count */ - if ((test_and_clear_bit(RELOGIN_NEEDED, - &base_vha->dpc_flags)) && + if (test_bit(RELOGIN_NEEDED, &base_vha->dpc_flags) && !test_bit(LOOP_RESYNC_NEEDED, &base_vha->dpc_flags) && atomic_read(&base_vha->loop_state) != LOOP_DOWN) { - ql_dbg(ql_dbg_dpc, base_vha, 0x400d, - "Relogin scheduled.\n"); - qla2x00_relogin(base_vha); - ql_dbg(ql_dbg_dpc, base_vha, 0x400e, - "Relogin end.\n"); + if (!base_vha->relogin_jif || + time_after_eq(jiffies, base_vha->relogin_jif)) { + base_vha->relogin_jif = jiffies + HZ; + clear_bit(RELOGIN_NEEDED, &base_vha->dpc_flags); + + ql_dbg(ql_dbg_disc, base_vha, 0x400d, + "Relogin scheduled.\n"); + qla24xx_post_relogin_work(base_vha); + } } loop_resync_check: if (test_and_clear_bit(LOOP_RESYNC_NEEDED, @@ -6135,8 +6343,17 @@ qla2x00_timer(struct timer_list *t) } /* Process any deferred work. */ - if (!list_empty(&vha->work_list)) - start_dpc++; + if (!list_empty(&vha->work_list)) { + unsigned long flags; + bool q = false; + + spin_lock_irqsave(&vha->work_lock, flags); + if (!test_and_set_bit(IOCB_WORK_ACTIVE, &vha->dpc_flags)) + q = true; + spin_unlock_irqrestore(&vha->work_lock, flags); + if (q) + queue_work(vha->hw->wq, &vha->iocb_work); + } /* * FC-NVME @@ -6580,37 +6797,16 @@ qla2xxx_pci_resume(struct pci_dev *pdev) ha->flags.eeh_busy = 0; } -static void -qla83xx_disable_laser(scsi_qla_host_t *vha) -{ - uint32_t reg, data, fn; - struct qla_hw_data *ha = vha->hw; - struct device_reg_24xx __iomem *isp_reg = &ha->iobase->isp24; - - /* pci func #/port # */ - ql_dbg(ql_dbg_init, vha, 0x004b, - "Disabling Laser for hba: %p\n", vha); - - fn = (RD_REG_DWORD(&isp_reg->ctrl_status) & - (BIT_15|BIT_14|BIT_13|BIT_12)); - - fn = (fn >> 12); - - if (fn & 1) - reg = PORT_1_2031; - else - reg = PORT_0_2031; - - data = LASER_OFF_2031; - - qla83xx_wr_reg(vha, reg, data); -} - static int qla2xxx_map_queues(struct Scsi_Host *shost) { + int rc; scsi_qla_host_t *vha = (scsi_qla_host_t *)shost->hostdata; - return blk_mq_pci_map_queues(&shost->tag_set, vha->hw->pdev); + if (USER_CTRL_IRQ(vha->hw)) + rc = blk_mq_map_queues(&shost->tag_set); + else + rc = blk_mq_pci_map_queues(&shost->tag_set, vha->hw->pdev); + return rc; } static const struct pci_error_handlers qla2xxx_err_handler = { diff --git a/drivers/scsi/qla2xxx/qla_sup.c b/drivers/scsi/qla2xxx/qla_sup.c index b4336e0cd85f..d2db86ea06b2 100644 --- a/drivers/scsi/qla2xxx/qla_sup.c +++ b/drivers/scsi/qla2xxx/qla_sup.c @@ -2461,6 +2461,7 @@ qla2x00_write_optrom_data(struct scsi_qla_host *vha, uint8_t *buf, sec_mask = 0x1e000; break; } + /* fall through */ default: /* Default to 16 kb sector size. */ rest_addr = 0x3fff; diff --git a/drivers/scsi/qla2xxx/qla_target.c b/drivers/scsi/qla2xxx/qla_target.c index 18069edd4773..fc89af8fe256 100644 --- a/drivers/scsi/qla2xxx/qla_target.c +++ b/drivers/scsi/qla2xxx/qla_target.c @@ -75,7 +75,8 @@ MODULE_PARM_DESC(ql2xuctrlirq, int ql2x_ini_mode = QLA2XXX_INI_MODE_EXCLUSIVE; -static int temp_sam_status = SAM_STAT_BUSY; +static int qla_sam_status = SAM_STAT_BUSY; +static int tc_sam_status = SAM_STAT_TASK_SET_FULL; /* target core */ /* * From scsi/fc/fc_fcp.h @@ -208,7 +209,7 @@ struct scsi_qla_host *qlt_find_host_by_d_id(struct scsi_qla_host *vha, host = btree_lookup32(&vha->hw->tgt.host_map, key); if (!host) - ql_dbg(ql_dbg_tgt_mgt, vha, 0xf005, + ql_dbg(ql_dbg_tgt_mgt + ql_dbg_verbose, vha, 0xf005, "Unable to find host %06x\n", key); return host; @@ -309,17 +310,17 @@ static void qlt_try_to_dequeue_unknown_atios(struct scsi_qla_host *vha, host = qlt_find_host_by_d_id(vha, u->atio.u.isp24.fcp_hdr.d_id); if (host != NULL) { - ql_dbg(ql_dbg_async, vha, 0x502f, + ql_dbg(ql_dbg_async + ql_dbg_verbose, vha, 0x502f, "Requeuing unknown ATIO_TYPE7 %p\n", u); qlt_24xx_atio_pkt(host, &u->atio, ha_locked); } else if (tgt->tgt_stop) { - ql_dbg(ql_dbg_async, vha, 0x503a, + ql_dbg(ql_dbg_async + ql_dbg_verbose, vha, 0x503a, "Freeing unknown %s %p, because tgt is being stopped\n", "ATIO_TYPE7", u); qlt_send_term_exchange(vha->hw->base_qpair, NULL, &u->atio, ha_locked, 0); } else { - ql_dbg(ql_dbg_async, vha, 0x503d, + ql_dbg(ql_dbg_async + ql_dbg_verbose, vha, 0x503d, "Reschedule u %p, vha %p, host %p\n", u, vha, host); if (!queued) { queued = 1; @@ -450,6 +451,7 @@ void qlt_response_pkt_all_vps(struct scsi_qla_host *vha, ql_dbg(ql_dbg_tgt, vha, 0xe073, "qla_target(%d):%s: CRC2 Response pkt\n", vha->vp_idx, __func__); + /* fall through */ case CTIO_TYPE7: { struct ctio7_from_24xx *entry = (struct ctio7_from_24xx *)pkt; @@ -606,7 +608,7 @@ void qla2x00_async_nack_sp_done(void *s, int res) __func__, __LINE__, sp->fcport->port_name, vha->fcport_count); - + sp->fcport->disc_state = DSC_UPD_FCPORT; qla24xx_post_upd_fcport_work(vha, sp->fcport); } else { ql_dbg(ql_dbg_disc, vha, 0x20f5, @@ -665,7 +667,7 @@ int qla24xx_async_notify_ack(scsi_qla_host_t *vha, fc_port_t *fcport, qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha)+2); sp->u.iocb_cmd.u.nack.ntfy = ntfy; - + sp->u.iocb_cmd.timeout = qla2x00_async_iocb_timeout; sp->done = qla2x00_async_nack_sp_done; rval = qla2x00_start_sp(sp); @@ -861,7 +863,10 @@ void qlt_plogi_ack_unref(struct scsi_qla_host *vha, fcport->loop_id = loop_id; fcport->d_id = port_id; - qla24xx_post_nack_work(vha, fcport, iocb, SRB_NACK_PLOGI); + if (iocb->u.isp24.status_subcode == ELS_PLOGI) + qla24xx_post_nack_work(vha, fcport, iocb, SRB_NACK_PLOGI); + else + qla24xx_post_nack_work(vha, fcport, iocb, SRB_NACK_PRLI); list_for_each_entry(fcport, &vha->vp_fcports, list) { if (fcport->plogi_link[QLT_PLOGI_LINK_SAME_WWN] == pla) @@ -890,6 +895,17 @@ qlt_plogi_ack_link(struct scsi_qla_host *vha, struct qlt_plogi_ack_t *pla, iocb->u.isp24.port_id[1], iocb->u.isp24.port_id[0], pla->ref_count, pla, link); + if (link == QLT_PLOGI_LINK_CONFLICT) { + switch (sess->disc_state) { + case DSC_DELETED: + case DSC_DELETE_PEND: + pla->ref_count--; + return; + default: + break; + } + } + if (sess->plogi_link[link]) qlt_plogi_ack_unref(vha, sess->plogi_link[link]); @@ -954,8 +970,9 @@ static void qlt_free_session_done(struct work_struct *work) struct qla_hw_data *ha = vha->hw; unsigned long flags; bool logout_started = false; - struct event_arg ea; scsi_qla_host_t *base_vha; + struct qlt_plogi_ack_t *own = + sess->plogi_link[QLT_PLOGI_LINK_SAME_WWN]; ql_dbg(ql_dbg_tgt_mgt, vha, 0xf084, "%s: se_sess %p / sess %p from port %8phC loop_id %#04x" @@ -971,19 +988,35 @@ static void qlt_free_session_done(struct work_struct *work) logo.id = sess->d_id; logo.cmd_count = 0; + sess->send_els_logo = 0; qlt_send_first_logo(vha, &logo); } - if (sess->logout_on_delete) { + if (sess->logout_on_delete && sess->loop_id != FC_NO_LOOP_ID) { int rc; - rc = qla2x00_post_async_logout_work(vha, sess, NULL); - if (rc != QLA_SUCCESS) - ql_log(ql_log_warn, vha, 0xf085, - "Schedule logo failed sess %p rc %d\n", - sess, rc); - else - logout_started = true; + if (!own || + (own && + (own->iocb.u.isp24.status_subcode == ELS_PLOGI))) { + rc = qla2x00_post_async_logout_work(vha, sess, + NULL); + if (rc != QLA_SUCCESS) + ql_log(ql_log_warn, vha, 0xf085, + "Schedule logo failed sess %p rc %d\n", + sess, rc); + else + logout_started = true; + } else if (own && (own->iocb.u.isp24.status_subcode == + ELS_PRLI) && ha->flags.rida_fmt2) { + rc = qla2x00_post_async_prlo_work(vha, sess, + NULL); + if (rc != QLA_SUCCESS) + ql_log(ql_log_warn, vha, 0xf085, + "Schedule PRLO failed sess %p rc %d\n", + sess, rc); + else + logout_started = true; + } } } @@ -1007,7 +1040,7 @@ static void qlt_free_session_done(struct work_struct *work) } ql_dbg(ql_dbg_disc, vha, 0xf087, - "%s: sess %p logout completed\n",__func__, sess); + "%s: sess %p logout completed\n", __func__, sess); } if (sess->logo_ack_needed) { @@ -1033,8 +1066,7 @@ static void qlt_free_session_done(struct work_struct *work) sess->login_succ = 0; } - if (sess->chip_reset != ha->base_qpair->chip_reset) - qla2x00_clear_loop_id(sess); + qla2x00_clear_loop_id(sess); if (sess->conflict) { sess->conflict->login_pause = 0; @@ -1044,8 +1076,6 @@ static void qlt_free_session_done(struct work_struct *work) } { - struct qlt_plogi_ack_t *own = - sess->plogi_link[QLT_PLOGI_LINK_SAME_WWN]; struct qlt_plogi_ack_t *con = sess->plogi_link[QLT_PLOGI_LINK_CONFLICT]; struct imm_ntfy_from_isp *iocb; @@ -1076,6 +1106,7 @@ static void qlt_free_session_done(struct work_struct *work) sess->plogi_link[QLT_PLOGI_LINK_SAME_WWN] = NULL; } } + spin_unlock_irqrestore(&ha->tgt.sess_lock, flags); ql_dbg(ql_dbg_tgt_mgt, vha, 0xf001, @@ -1089,14 +1120,24 @@ static void qlt_free_session_done(struct work_struct *work) wake_up_all(&vha->fcport_waitQ); base_vha = pci_get_drvdata(ha->pdev); + + sess->free_pending = 0; + if (test_bit(PFLG_DRIVER_REMOVING, &base_vha->pci_flags)) return; - if (!tgt || !tgt->tgt_stop) { - memset(&ea, 0, sizeof(ea)); - ea.event = FCME_DELETE_DONE; - ea.fcport = sess; - qla2x00_fcport_event_handler(vha, &ea); + if ((!tgt || !tgt->tgt_stop) && !LOOP_TRANSITION(vha)) { + switch (vha->host->active_mode) { + case MODE_INITIATOR: + case MODE_DUAL: + set_bit(RELOGIN_NEEDED, &vha->dpc_flags); + qla2xxx_wake_dpc(vha); + break; + case MODE_TARGET: + default: + /* no-op */ + break; + } } } @@ -1104,11 +1145,20 @@ static void qlt_free_session_done(struct work_struct *work) void qlt_unreg_sess(struct fc_port *sess) { struct scsi_qla_host *vha = sess->vha; + unsigned long flags; ql_dbg(ql_dbg_disc, sess->vha, 0x210a, "%s sess %p for deletion %8phC\n", __func__, sess, sess->port_name); + spin_lock_irqsave(&sess->vha->work_lock, flags); + if (sess->free_pending) { + spin_unlock_irqrestore(&sess->vha->work_lock, flags); + return; + } + sess->free_pending = 1; + spin_unlock_irqrestore(&sess->vha->work_lock, flags); + if (sess->se_sess) vha->hw->tgt.tgt_ops->clear_nacl_from_fcport_map(sess); @@ -1175,10 +1225,10 @@ static void qla24xx_chk_fcp_state(struct fc_port *sess) } /* ha->tgt.sess_lock supposed to be held on entry */ -void qlt_schedule_sess_for_deletion(struct fc_port *sess, - bool immediate) +void qlt_schedule_sess_for_deletion(struct fc_port *sess) { struct qla_tgt *tgt = sess->tgt; + unsigned long flags; if (sess->disc_state == DSC_DELETE_PEND) return; @@ -1194,27 +1244,28 @@ void qlt_schedule_sess_for_deletion(struct fc_port *sess, return; } - sess->disc_state = DSC_DELETE_PEND; - if (sess->deleted == QLA_SESS_DELETED) sess->logout_on_delete = 0; + spin_lock_irqsave(&sess->vha->work_lock, flags); + if (sess->deleted == QLA_SESS_DELETION_IN_PROGRESS) { + spin_unlock_irqrestore(&sess->vha->work_lock, flags); + return; + } sess->deleted = QLA_SESS_DELETION_IN_PROGRESS; + spin_unlock_irqrestore(&sess->vha->work_lock, flags); + + sess->disc_state = DSC_DELETE_PEND; + qla24xx_chk_fcp_state(sess); ql_dbg(ql_dbg_tgt, sess->vha, 0xe001, "Scheduling sess %p for deletion\n", sess); - schedule_work(&sess->del_work); -} - -void qlt_schedule_sess_for_deletion_lock(struct fc_port *sess) -{ - unsigned long flags; - struct qla_hw_data *ha = sess->vha->hw; - spin_lock_irqsave(&ha->tgt.sess_lock, flags); - qlt_schedule_sess_for_deletion(sess, 1); - spin_unlock_irqrestore(&ha->tgt.sess_lock, flags); + /* use cancel to push work element through before re-queue */ + cancel_work_sync(&sess->del_work); + INIT_WORK(&sess->del_work, qla24xx_delete_sess_fn); + queue_work(sess->vha->hw->wq, &sess->del_work); } /* ha->tgt.sess_lock supposed to be held on entry */ @@ -1225,7 +1276,7 @@ static void qlt_clear_tgt_db(struct qla_tgt *tgt) list_for_each_entry(sess, &vha->vp_fcports, list) { if (sess->se_sess) - qlt_schedule_sess_for_deletion(sess, 1); + qlt_schedule_sess_for_deletion(sess); } /* At this point tgt could be already dead */ @@ -1400,7 +1451,7 @@ qlt_fc_port_deleted(struct scsi_qla_host *vha, fc_port_t *fcport, int max_gen) ql_dbg(ql_dbg_tgt_mgt, vha, 0xf008, "qla_tgt_fc_port_deleted %p", sess); sess->local = 1; - qlt_schedule_sess_for_deletion(sess, false); + qlt_schedule_sess_for_deletion(sess); spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags); } @@ -1560,8 +1611,11 @@ static void qlt_release(struct qla_tgt *tgt) btree_destroy64(&tgt->lun_qpair_map); - if (ha->tgt.tgt_ops && ha->tgt.tgt_ops->remove_target) - ha->tgt.tgt_ops->remove_target(vha); + if (vha->vp_idx) + if (ha->tgt.tgt_ops && + ha->tgt.tgt_ops->remove_target && + vha->vha_tgt.target_lport_ptr) + ha->tgt.tgt_ops->remove_target(vha); vha->vha_tgt.qla_tgt = NULL; @@ -1976,15 +2030,10 @@ static void qlt_24xx_handle_abts(struct scsi_qla_host *vha, ql_dbg(ql_dbg_tgt_mgt, vha, 0xf012, "qla_target(%d): task abort for non-existant session\n", vha->vp_idx); - rc = qlt_sched_sess_work(vha->vha_tgt.qla_tgt, - QLA_TGT_SESS_WORK_ABORT, abts, sizeof(*abts)); - spin_unlock_irqrestore(&ha->tgt.sess_lock, flags); - if (rc != 0) { - qlt_24xx_send_abts_resp(ha->base_qpair, abts, - FCP_TMF_REJECTED, false); - } + qlt_24xx_send_abts_resp(ha->base_qpair, abts, FCP_TMF_REJECTED, + false); return; } spin_unlock_irqrestore(&ha->tgt.sess_lock, flags); @@ -2174,7 +2223,7 @@ void qlt_xmit_tm_rsp(struct qla_tgt_mgmt_cmd *mcmd) "TM response logo %phC status %#x state %#x", mcmd->sess->port_name, mcmd->fc_tm_rsp, mcmd->flags); - qlt_schedule_sess_for_deletion_lock(mcmd->sess); + qlt_schedule_sess_for_deletion(mcmd->sess); } else { qlt_send_notify_ack(vha->hw->base_qpair, &mcmd->orig_iocb.imm_ntfy, 0, 0, 0, 0, 0, 0); @@ -3708,7 +3757,7 @@ static int qlt_term_ctio_exchange(struct qla_qpair *qpair, void *ctio, term = 1; if (term) - qlt_term_ctio_exchange(qpair, ctio, cmd, status); + qlt_send_term_exchange(qpair, cmd, &cmd->atio, 1, 0); return term; } @@ -3869,7 +3918,7 @@ static void qlt_do_ctio_completion(struct scsi_qla_host *vha, "%s %d %8phC post del sess\n", __func__, __LINE__, cmd->sess->port_name); - qlt_schedule_sess_for_deletion_lock(cmd->sess); + qlt_schedule_sess_for_deletion(cmd->sess); } break; } @@ -4204,76 +4253,6 @@ static struct qla_tgt_cmd *qlt_get_tag(scsi_qla_host_t *vha, return cmd; } -static void qlt_create_sess_from_atio(struct work_struct *work) -{ - struct qla_tgt_sess_op *op = container_of(work, - struct qla_tgt_sess_op, work); - scsi_qla_host_t *vha = op->vha; - struct qla_hw_data *ha = vha->hw; - struct fc_port *sess; - struct qla_tgt_cmd *cmd; - unsigned long flags; - uint8_t *s_id = op->atio.u.isp24.fcp_hdr.s_id; - - spin_lock_irqsave(&vha->cmd_list_lock, flags); - list_del(&op->cmd_list); - spin_unlock_irqrestore(&vha->cmd_list_lock, flags); - - if (op->aborted) { - ql_dbg(ql_dbg_tgt_mgt, vha, 0xf083, - "sess_op with tag %u is aborted\n", - op->atio.u.isp24.exchange_addr); - goto out_term; - } - - ql_dbg(ql_dbg_tgt_mgt, vha, 0xf022, - "qla_target(%d): Unable to find wwn login" - " (s_id %x:%x:%x), trying to create it manually\n", - vha->vp_idx, s_id[0], s_id[1], s_id[2]); - - if (op->atio.u.raw.entry_count > 1) { - ql_dbg(ql_dbg_tgt_mgt, vha, 0xf023, - "Dropping multy entry atio %p\n", &op->atio); - goto out_term; - } - - sess = qlt_make_local_sess(vha, s_id); - /* sess has an extra creation ref. */ - - if (!sess) - goto out_term; - /* - * Now obtain a pre-allocated session tag using the original op->atio - * packet header, and dispatch into __qlt_do_work() using the existing - * process context. - */ - cmd = qlt_get_tag(vha, sess, &op->atio); - if (!cmd) { - struct qla_qpair *qpair = ha->base_qpair; - - spin_lock_irqsave(qpair->qp_lock_ptr, flags); - qlt_send_busy(qpair, &op->atio, SAM_STAT_BUSY); - spin_unlock_irqrestore(qpair->qp_lock_ptr, flags); - - spin_lock_irqsave(&ha->tgt.sess_lock, flags); - ha->tgt.tgt_ops->put_sess(sess); - spin_unlock_irqrestore(&ha->tgt.sess_lock, flags); - kfree(op); - return; - } - - /* - * __qlt_do_work() will call qlt_put_sess() to release - * the extra reference taken above by qlt_make_local_sess() - */ - __qlt_do_work(cmd); - kfree(op); - return; -out_term: - qlt_send_term_exchange(vha->hw->base_qpair, NULL, &op->atio, 0, 0); - kfree(op); -} - /* ha->hardware_lock supposed to be held on entry */ static int qlt_handle_cmd_for_atio(struct scsi_qla_host *vha, struct atio_from_isp *atio) @@ -4283,31 +4262,23 @@ static int qlt_handle_cmd_for_atio(struct scsi_qla_host *vha, struct fc_port *sess; struct qla_tgt_cmd *cmd; unsigned long flags; + port_id_t id; if (unlikely(tgt->tgt_stop)) { ql_dbg(ql_dbg_io, vha, 0x3061, "New command while device %p is shutting down\n", tgt); - return -EFAULT; + return -ENODEV; } - sess = ha->tgt.tgt_ops->find_sess_by_s_id(vha, atio->u.isp24.fcp_hdr.s_id); - if (unlikely(!sess)) { - struct qla_tgt_sess_op *op = kzalloc(sizeof(struct qla_tgt_sess_op), - GFP_ATOMIC); - if (!op) - return -ENOMEM; - - memcpy(&op->atio, atio, sizeof(*atio)); - op->vha = vha; - - spin_lock_irqsave(&vha->cmd_list_lock, flags); - list_add_tail(&op->cmd_list, &vha->qla_sess_op_cmd_list); - spin_unlock_irqrestore(&vha->cmd_list_lock, flags); + id.b.al_pa = atio->u.isp24.fcp_hdr.s_id[2]; + id.b.area = atio->u.isp24.fcp_hdr.s_id[1]; + id.b.domain = atio->u.isp24.fcp_hdr.s_id[0]; + if (IS_SW_RESV_ADDR(id)) + return -EBUSY; - INIT_WORK(&op->work, qlt_create_sess_from_atio); - queue_work(qla_tgt_wq, &op->work); - return 0; - } + sess = ha->tgt.tgt_ops->find_sess_by_s_id(vha, atio->u.isp24.fcp_hdr.s_id); + if (unlikely(!sess)) + return -EFAULT; /* Another WWN used to have our s_id. Our PLOGI scheduled its * session deletion, but it's still in sess_del_work wq */ @@ -4336,7 +4307,7 @@ static int qlt_handle_cmd_for_atio(struct scsi_qla_host *vha, spin_lock_irqsave(&ha->tgt.sess_lock, flags); ha->tgt.tgt_ops->put_sess(sess); spin_unlock_irqrestore(&ha->tgt.sess_lock, flags); - return -ENOMEM; + return -EBUSY; } cmd->cmd_in_wq = 1; @@ -4417,14 +4388,11 @@ static int qlt_handle_task_mgmt(struct scsi_qla_host *vha, void *iocb) { struct atio_from_isp *a = (struct atio_from_isp *)iocb; struct qla_hw_data *ha = vha->hw; - struct qla_tgt *tgt; struct fc_port *sess; u64 unpacked_lun; int fn; unsigned long flags; - tgt = vha->vha_tgt.qla_tgt; - fn = a->u.isp24.fcp_cmnd.task_mgmt_flags; spin_lock_irqsave(&ha->tgt.sess_lock, flags); @@ -4435,15 +4403,7 @@ static int qlt_handle_task_mgmt(struct scsi_qla_host *vha, void *iocb) unpacked_lun = scsilun_to_int((struct scsi_lun *)&a->u.isp24.fcp_cmnd.lun); - if (!sess) { - ql_dbg(ql_dbg_tgt_mgt, vha, 0xf024, - "qla_target(%d): task mgmt fn 0x%x for " - "non-existant session\n", vha->vp_idx, fn); - return qlt_sched_sess_work(tgt, QLA_TGT_SESS_WORK_TM, iocb, - sizeof(struct atio_from_isp)); - } - - if (sess->deleted) + if (sess == NULL || sess->deleted) return -EFAULT; return qlt_issue_task_mgmt(sess, unpacked_lun, fn, iocb, 0); @@ -4574,7 +4534,7 @@ qlt_find_sess_invalidate_other(scsi_qla_host_t *vha, uint64_t wwn, * might have cleared it when requested this session * deletion, so don't touch it */ - qlt_schedule_sess_for_deletion(other_sess, true); + qlt_schedule_sess_for_deletion(other_sess); } else { /* * Another wwn used to have our s_id/loop_id @@ -4584,11 +4544,10 @@ qlt_find_sess_invalidate_other(scsi_qla_host_t *vha, uint64_t wwn, "Invalidating sess %p loop_id %d wwn %llx.\n", other_sess, other_sess->loop_id, other_wwn); - other_sess->keep_nport_handle = 1; - *conflict_sess = other_sess; - qlt_schedule_sess_for_deletion(other_sess, - true); + if (other_sess->disc_state != DSC_DELETED) + *conflict_sess = other_sess; + qlt_schedule_sess_for_deletion(other_sess); } continue; } @@ -4602,7 +4561,7 @@ qlt_find_sess_invalidate_other(scsi_qla_host_t *vha, uint64_t wwn, /* Same loop_id but different s_id * Ok to kill and logout */ - qlt_schedule_sess_for_deletion(other_sess, true); + qlt_schedule_sess_for_deletion(other_sess); } } @@ -4652,6 +4611,138 @@ static int abort_cmds_for_s_id(struct scsi_qla_host *vha, port_id_t *s_id) return count; } +static int qlt_handle_login(struct scsi_qla_host *vha, + struct imm_ntfy_from_isp *iocb) +{ + struct fc_port *sess = NULL, *conflict_sess = NULL; + uint64_t wwn; + port_id_t port_id; + uint16_t loop_id, wd3_lo; + int res = 0; + struct qlt_plogi_ack_t *pla; + unsigned long flags; + + wwn = wwn_to_u64(iocb->u.isp24.port_name); + + port_id.b.domain = iocb->u.isp24.port_id[2]; + port_id.b.area = iocb->u.isp24.port_id[1]; + port_id.b.al_pa = iocb->u.isp24.port_id[0]; + port_id.b.rsvd_1 = 0; + + loop_id = le16_to_cpu(iocb->u.isp24.nport_handle); + + /* Mark all stale commands sitting in qla_tgt_wq for deletion */ + abort_cmds_for_s_id(vha, &port_id); + + if (wwn) { + spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags); + sess = qlt_find_sess_invalidate_other(vha, wwn, + port_id, loop_id, &conflict_sess); + spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags); + } + + if (IS_SW_RESV_ADDR(port_id)) { + res = 1; + goto out; + } + + pla = qlt_plogi_ack_find_add(vha, &port_id, iocb); + if (!pla) { + qlt_send_term_imm_notif(vha, iocb, 1); + goto out; + } + + if (conflict_sess) { + conflict_sess->login_gen++; + qlt_plogi_ack_link(vha, pla, conflict_sess, + QLT_PLOGI_LINK_CONFLICT); + } + + if (!sess) { + pla->ref_count++; + ql_dbg(ql_dbg_disc, vha, 0xffff, + "%s %d %8phC post new sess\n", + __func__, __LINE__, iocb->u.isp24.port_name); + if (iocb->u.isp24.status_subcode == ELS_PLOGI) + qla24xx_post_newsess_work(vha, &port_id, + iocb->u.isp24.port_name, + iocb->u.isp24.u.plogi.node_name, + pla, FC4_TYPE_UNKNOWN); + else + qla24xx_post_newsess_work(vha, &port_id, + iocb->u.isp24.port_name, NULL, + pla, FC4_TYPE_UNKNOWN); + + goto out; + } + + qlt_plogi_ack_link(vha, pla, sess, QLT_PLOGI_LINK_SAME_WWN); + sess->d_id = port_id; + sess->login_gen++; + + if (iocb->u.isp24.status_subcode == ELS_PRLI) { + sess->fw_login_state = DSC_LS_PRLI_PEND; + sess->local = 0; + sess->loop_id = loop_id; + sess->d_id = port_id; + sess->fw_login_state = DSC_LS_PRLI_PEND; + wd3_lo = le16_to_cpu(iocb->u.isp24.u.prli.wd3_lo); + + if (wd3_lo & BIT_7) + sess->conf_compl_supported = 1; + + if ((wd3_lo & BIT_4) == 0) + sess->port_type = FCT_INITIATOR; + else + sess->port_type = FCT_TARGET; + + } else + sess->fw_login_state = DSC_LS_PLOGI_PEND; + + + ql_dbg(ql_dbg_disc, vha, 0x20f9, + "%s %d %8phC DS %d\n", + __func__, __LINE__, sess->port_name, sess->disc_state); + + switch (sess->disc_state) { + case DSC_DELETED: + qlt_plogi_ack_unref(vha, pla); + break; + + default: + /* + * Under normal circumstances we want to release nport handle + * during LOGO process to avoid nport handle leaks inside FW. + * The exception is when LOGO is done while another PLOGI with + * the same nport handle is waiting as might be the case here. + * Note: there is always a possibily of a race where session + * deletion has already started for other reasons (e.g. ACL + * removal) and now PLOGI arrives: + * 1. if PLOGI arrived in FW after nport handle has been freed, + * FW must have assigned this PLOGI a new/same handle and we + * can proceed ACK'ing it as usual when session deletion + * completes. + * 2. if PLOGI arrived in FW before LOGO with LCF_FREE_NPORT + * bit reached it, the handle has now been released. We'll + * get an error when we ACK this PLOGI. Nothing will be sent + * back to initiator. Initiator should eventually retry + * PLOGI and situation will correct itself. + */ + sess->keep_nport_handle = ((sess->loop_id == loop_id) && + (sess->d_id.b24 == port_id.b24)); + + ql_dbg(ql_dbg_disc, vha, 0x20f9, + "%s %d %8phC post del sess\n", + __func__, __LINE__, sess->port_name); + + + qlt_schedule_sess_for_deletion(sess); + break; + } +out: + return res; +} + /* * ha->hardware_lock supposed to be held on entry. Might drop it, then reaquire */ @@ -4666,7 +4757,6 @@ static int qlt_24xx_handle_els(struct scsi_qla_host *vha, uint16_t loop_id; uint16_t wd3_lo; int res = 0; - struct qlt_plogi_ack_t *pla; unsigned long flags; wwn = wwn_to_u64(iocb->u.isp24.port_name); @@ -4690,88 +4780,32 @@ static int qlt_24xx_handle_els(struct scsi_qla_host *vha, */ switch (iocb->u.isp24.status_subcode) { case ELS_PLOGI: + res = qlt_handle_login(vha, iocb); + break; - /* Mark all stale commands in qla_tgt_wq for deletion */ - abort_cmds_for_s_id(vha, &port_id); - - if (wwn) { - spin_lock_irqsave(&tgt->ha->tgt.sess_lock, flags); - sess = qlt_find_sess_invalidate_other(vha, wwn, - port_id, loop_id, &conflict_sess); - spin_unlock_irqrestore(&tgt->ha->tgt.sess_lock, flags); - } - - if (IS_SW_RESV_ADDR(port_id)) { - res = 1; - break; - } - - pla = qlt_plogi_ack_find_add(vha, &port_id, iocb); - if (!pla) { - qlt_send_term_imm_notif(vha, iocb, 1); - break; - } - - res = 0; + case ELS_PRLI: + if (N2N_TOPO(ha)) { + sess = qla2x00_find_fcport_by_wwpn(vha, + iocb->u.isp24.port_name, 1); - if (conflict_sess) { - conflict_sess->login_gen++; - qlt_plogi_ack_link(vha, pla, conflict_sess, - QLT_PLOGI_LINK_CONFLICT); - } + if (sess && sess->plogi_link[QLT_PLOGI_LINK_SAME_WWN]) { + ql_dbg(ql_dbg_disc, vha, 0xffff, + "%s %d %8phC Term PRLI due to PLOGI ACK not completed\n", + __func__, __LINE__, + iocb->u.isp24.port_name); + qlt_send_term_imm_notif(vha, iocb, 1); + break; + } - if (!sess) { - pla->ref_count++; - qla24xx_post_newsess_work(vha, &port_id, - iocb->u.isp24.port_name, pla); - res = 0; + res = qlt_handle_login(vha, iocb); break; } - qlt_plogi_ack_link(vha, pla, sess, QLT_PLOGI_LINK_SAME_WWN); - sess->fw_login_state = DSC_LS_PLOGI_PEND; - sess->d_id = port_id; - sess->login_gen++; - - switch (sess->disc_state) { - case DSC_DELETED: - qlt_plogi_ack_unref(vha, pla); - break; - - default: - /* - * Under normal circumstances we want to release nport handle - * during LOGO process to avoid nport handle leaks inside FW. - * The exception is when LOGO is done while another PLOGI with - * the same nport handle is waiting as might be the case here. - * Note: there is always a possibily of a race where session - * deletion has already started for other reasons (e.g. ACL - * removal) and now PLOGI arrives: - * 1. if PLOGI arrived in FW after nport handle has been freed, - * FW must have assigned this PLOGI a new/same handle and we - * can proceed ACK'ing it as usual when session deletion - * completes. - * 2. if PLOGI arrived in FW before LOGO with LCF_FREE_NPORT - * bit reached it, the handle has now been released. We'll - * get an error when we ACK this PLOGI. Nothing will be sent - * back to initiator. Initiator should eventually retry - * PLOGI and situation will correct itself. - */ - sess->keep_nport_handle = ((sess->loop_id == loop_id) && - (sess->d_id.b24 == port_id.b24)); - - ql_dbg(ql_dbg_disc, vha, 0x20f9, - "%s %d %8phC post del sess\n", - __func__, __LINE__, sess->port_name); - - - qlt_schedule_sess_for_deletion_lock(sess); + if (IS_SW_RESV_ADDR(port_id)) { + res = 1; break; } - break; - - case ELS_PRLI: wd3_lo = le16_to_cpu(iocb->u.isp24.u.prli.wd3_lo); if (wwn) { @@ -4782,17 +4816,51 @@ static int qlt_24xx_handle_els(struct scsi_qla_host *vha, } if (conflict_sess) { - ql_dbg(ql_dbg_tgt_mgt, vha, 0xf09b, - "PRLI with conflicting sess %p port %8phC\n", - conflict_sess, conflict_sess->port_name); - qlt_send_term_imm_notif(vha, iocb, 1); - res = 0; - break; + switch (conflict_sess->disc_state) { + case DSC_DELETED: + case DSC_DELETE_PEND: + break; + default: + ql_dbg(ql_dbg_tgt_mgt, vha, 0xf09b, + "PRLI with conflicting sess %p port %8phC\n", + conflict_sess, conflict_sess->port_name); + conflict_sess->fw_login_state = + DSC_LS_PORT_UNAVAIL; + qlt_send_term_imm_notif(vha, iocb, 1); + res = 0; + break; + } } if (sess != NULL) { - if (sess->fw_login_state != DSC_LS_PLOGI_PEND && - sess->fw_login_state != DSC_LS_PLOGI_COMP) { + bool delete = false; + spin_lock_irqsave(&tgt->ha->tgt.sess_lock, flags); + switch (sess->fw_login_state) { + case DSC_LS_PLOGI_PEND: + case DSC_LS_PLOGI_COMP: + case DSC_LS_PRLI_COMP: + break; + default: + delete = true; + break; + } + + switch (sess->disc_state) { + case DSC_LOGIN_PEND: + case DSC_GPDB: + case DSC_GPSC: + case DSC_UPD_FCPORT: + case DSC_LOGIN_COMPLETE: + case DSC_ADISC: + delete = false; + break; + default: + break; + } + + if (delete) { + spin_unlock_irqrestore(&tgt->ha->tgt.sess_lock, + flags); /* * Impatient initiator sent PRLI before last * PLOGI could finish. Will force him to re-try, @@ -4803,6 +4871,8 @@ static int qlt_24xx_handle_els(struct scsi_qla_host *vha, sess); qlt_send_term_imm_notif(vha, iocb, 1); res = 0; + spin_lock_irqsave(&tgt->ha->tgt.sess_lock, + flags); break; } @@ -4826,6 +4896,8 @@ static int qlt_24xx_handle_els(struct scsi_qla_host *vha, sess->port_type = FCT_INITIATOR; else sess->port_type = FCT_TARGET; + + spin_unlock_irqrestore(&tgt->ha->tgt.sess_lock, flags); } res = 1; /* send notify ack */ @@ -4863,7 +4935,7 @@ static int qlt_24xx_handle_els(struct scsi_qla_host *vha, res = 1; break; } - /* drop through */ + /* fall through */ case ELS_LOGO: case ELS_PRLO: spin_lock_irqsave(&ha->tgt.sess_lock, flags); @@ -4892,7 +4964,7 @@ static int qlt_24xx_handle_els(struct scsi_qla_host *vha, } else { /* cmd did not go to upper layer. */ if (sess) { - qlt_schedule_sess_for_deletion_lock(sess); + qlt_schedule_sess_for_deletion(sess); res = 0; } /* else logo will be ack */ @@ -4930,6 +5002,10 @@ static int qlt_24xx_handle_els(struct scsi_qla_host *vha, break; } + ql_dbg(ql_dbg_disc, vha, 0xf026, + "qla_target(%d): Exit ELS opcode: 0x%02x res %d\n", + vha->vp_idx, iocb->u.isp24.status_subcode, res); + return res; } @@ -5320,7 +5396,6 @@ qlt_chk_qfull_thresh_hold(struct scsi_qla_host *vha, struct qla_qpair *qpair, struct atio_from_isp *atio, uint8_t ha_locked) { struct qla_hw_data *ha = vha->hw; - uint16_t status; unsigned long flags; if (ha->tgt.num_pend_cmds < Q_FULL_THRESH_HOLD(ha)) @@ -5328,8 +5403,7 @@ qlt_chk_qfull_thresh_hold(struct scsi_qla_host *vha, struct qla_qpair *qpair, if (!ha_locked) spin_lock_irqsave(&ha->hardware_lock, flags); - status = temp_sam_status; - qlt_send_busy(qpair, atio, status); + qlt_send_busy(qpair, atio, qla_sam_status); if (!ha_locked) spin_unlock_irqrestore(&ha->hardware_lock, flags); @@ -5344,7 +5418,7 @@ static void qlt_24xx_atio_pkt(struct scsi_qla_host *vha, struct qla_hw_data *ha = vha->hw; struct qla_tgt *tgt = vha->vha_tgt.qla_tgt; int rc; - unsigned long flags; + unsigned long flags = 0; if (unlikely(tgt == NULL)) { ql_dbg(ql_dbg_tgt, vha, 0x3064, @@ -5368,8 +5442,7 @@ static void qlt_24xx_atio_pkt(struct scsi_qla_host *vha, "sending QUEUE_FULL\n", vha->vp_idx); if (!ha_locked) spin_lock_irqsave(&ha->hardware_lock, flags); - qlt_send_busy(ha->base_qpair, atio, - SAM_STAT_TASK_SET_FULL); + qlt_send_busy(ha->base_qpair, atio, qla_sam_status); if (!ha_locked) spin_unlock_irqrestore(&ha->hardware_lock, flags); @@ -5388,42 +5461,37 @@ static void qlt_24xx_atio_pkt(struct scsi_qla_host *vha, rc = qlt_handle_task_mgmt(vha, atio); } if (unlikely(rc != 0)) { - if (rc == -ESRCH) { - if (!ha_locked) - spin_lock_irqsave(&ha->hardware_lock, - flags); - -#if 1 /* With TERM EXCHANGE some FC cards refuse to boot */ - qlt_send_busy(ha->base_qpair, atio, - SAM_STAT_BUSY); -#else + if (!ha_locked) + spin_lock_irqsave(&ha->hardware_lock, flags); + switch (rc) { + case -ENODEV: + ql_dbg(ql_dbg_tgt, vha, 0xe05f, + "qla_target: Unable to send command to target\n"); + break; + case -EBADF: + ql_dbg(ql_dbg_tgt, vha, 0xe05f, + "qla_target: Unable to send command to target, sending TERM EXCHANGE for rsp\n"); qlt_send_term_exchange(ha->base_qpair, NULL, atio, 1, 0); -#endif - if (!ha_locked) - spin_unlock_irqrestore( - &ha->hardware_lock, flags); - } else { - if (tgt->tgt_stop) { - ql_dbg(ql_dbg_tgt, vha, 0xe059, - "qla_target: Unable to send " - "command to target for req, " - "ignoring.\n"); - } else { - ql_dbg(ql_dbg_tgt, vha, 0xe05a, - "qla_target(%d): Unable to send " - "command to target, sending BUSY " - "status.\n", vha->vp_idx); - if (!ha_locked) - spin_lock_irqsave( - &ha->hardware_lock, flags); - qlt_send_busy(ha->base_qpair, - atio, SAM_STAT_BUSY); - if (!ha_locked) - spin_unlock_irqrestore( - &ha->hardware_lock, flags); - } + break; + case -EBUSY: + ql_dbg(ql_dbg_tgt, vha, 0xe060, + "qla_target(%d): Unable to send command to target, sending BUSY status\n", + vha->vp_idx); + qlt_send_busy(ha->base_qpair, atio, + tc_sam_status); + break; + default: + ql_dbg(ql_dbg_tgt, vha, 0xe060, + "qla_target(%d): Unable to send command to target, sending BUSY status\n", + vha->vp_idx); + qlt_send_busy(ha->base_qpair, atio, + qla_sam_status); + break; } + if (!ha_locked) + spin_unlock_irqrestore(&ha->hardware_lock, + flags); } break; @@ -5506,27 +5574,31 @@ static void qlt_response_pkt(struct scsi_qla_host *vha, rc = qlt_handle_cmd_for_atio(vha, atio); if (unlikely(rc != 0)) { - if (rc == -ESRCH) { -#if 1 /* With TERM EXCHANGE some FC cards refuse to boot */ - qlt_send_busy(rsp->qpair, atio, 0); -#else - qlt_send_term_exchange(rsp->qpair, NULL, atio, 1, 0); -#endif - } else { - if (tgt->tgt_stop) { - ql_dbg(ql_dbg_tgt, vha, 0xe05f, - "qla_target: Unable to send " - "command to target, sending TERM " - "EXCHANGE for rsp\n"); - qlt_send_term_exchange(rsp->qpair, NULL, - atio, 1, 0); - } else { - ql_dbg(ql_dbg_tgt, vha, 0xe060, - "qla_target(%d): Unable to send " - "command to target, sending BUSY " - "status\n", vha->vp_idx); - qlt_send_busy(rsp->qpair, atio, 0); - } + switch (rc) { + case -ENODEV: + ql_dbg(ql_dbg_tgt, vha, 0xe05f, + "qla_target: Unable to send command to target\n"); + break; + case -EBADF: + ql_dbg(ql_dbg_tgt, vha, 0xe05f, + "qla_target: Unable to send command to target, sending TERM EXCHANGE for rsp\n"); + qlt_send_term_exchange(rsp->qpair, NULL, + atio, 1, 0); + break; + case -EBUSY: + ql_dbg(ql_dbg_tgt, vha, 0xe060, + "qla_target(%d): Unable to send command to target, sending BUSY status\n", + vha->vp_idx); + qlt_send_busy(rsp->qpair, atio, + tc_sam_status); + break; + default: + ql_dbg(ql_dbg_tgt, vha, 0xe060, + "qla_target(%d): Unable to send command to target, sending BUSY status\n", + vha->vp_idx); + qlt_send_busy(rsp->qpair, atio, + qla_sam_status); + break; } } } @@ -5755,7 +5827,7 @@ static fc_port_t *qlt_get_port_database(struct scsi_qla_host *vha, unsigned long flags; u8 newfcport = 0; - fcport = kzalloc(sizeof(*fcport), GFP_KERNEL); + fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL); if (!fcport) { ql_dbg(ql_dbg_tgt_mgt, vha, 0xf06f, "qla_target(%d): Allocation of tmp FC port failed", @@ -5784,6 +5856,7 @@ static fc_port_t *qlt_get_port_database(struct scsi_qla_host *vha, tfcp->port_type = fcport->port_type; tfcp->supported_classes = fcport->supported_classes; tfcp->flags |= fcport->flags; + tfcp->scan_state = QLA_FCPORT_FOUND; del = fcport; fcport = tfcp; @@ -6445,18 +6518,21 @@ qlt_vport_create(struct scsi_qla_host *vha, struct qla_hw_data *ha) qlt_add_target(ha, vha); } -void -qlt_rff_id(struct scsi_qla_host *vha, struct ct_sns_req *ct_req) +u8 +qlt_rff_id(struct scsi_qla_host *vha) { + u8 fc4_feature = 0; /* * FC-4 Feature bit 0 indicates target functionality to the name server. */ if (qla_tgt_mode_enabled(vha)) { - ct_req->req.rff_id.fc4_feature = BIT_0; + fc4_feature = BIT_0; } else if (qla_ini_mode_enabled(vha)) { - ct_req->req.rff_id.fc4_feature = BIT_1; + fc4_feature = BIT_1; } else if (qla_dual_mode_enabled(vha)) - ct_req->req.rff_id.fc4_feature = BIT_0 | BIT_1; + fc4_feature = BIT_0 | BIT_1; + + return fc4_feature; } /* @@ -6546,7 +6622,9 @@ void qlt_24xx_config_rings(struct scsi_qla_host *vha) { struct qla_hw_data *ha = vha->hw; - struct init_cb_24xx *icb; + struct qla_msix_entry *msix = &ha->msix_entries[2]; + struct init_cb_24xx *icb = (struct init_cb_24xx *)ha->init_cb; + if (!QLA_TGT_MODE_ENABLED()) return; @@ -6554,19 +6632,28 @@ qlt_24xx_config_rings(struct scsi_qla_host *vha) WRT_REG_DWORD(ISP_ATIO_Q_OUT(vha), 0); RD_REG_DWORD(ISP_ATIO_Q_OUT(vha)); - icb = (struct init_cb_24xx *)ha->init_cb; - - if ((ql2xenablemsix != 0) && IS_ATIO_MSIX_CAPABLE(ha)) { - struct qla_msix_entry *msix = &ha->msix_entries[2]; - - icb->msix_atio = cpu_to_le16(msix->entry); - ql_dbg(ql_dbg_init, vha, 0xf072, - "Registering ICB vector 0x%x for atio que.\n", - msix->entry); - } else if (ql2xenablemsix == 0) { - icb->firmware_options_2 |= cpu_to_le32(BIT_26); - ql_dbg(ql_dbg_init, vha, 0xf07f, - "Registering INTx vector for ATIO.\n"); + if (ha->flags.msix_enabled) { + if (IS_QLA83XX(ha) || IS_QLA27XX(ha)) { + if (IS_QLA2071(ha)) { + /* 4 ports Baker: Enable Interrupt Handshake */ + icb->msix_atio = 0; + icb->firmware_options_2 |= BIT_26; + } else { + icb->msix_atio = cpu_to_le16(msix->entry); + icb->firmware_options_2 &= ~BIT_26; + } + ql_dbg(ql_dbg_init, vha, 0xf072, + "Registering ICB vector 0x%x for atio que.\n", + msix->entry); + } + } else { + /* INTx|MSI */ + if (IS_QLA83XX(ha) || IS_QLA27XX(ha)) { + icb->msix_atio = 0; + icb->firmware_options_2 |= BIT_26; + ql_dbg(ql_dbg_init, vha, 0xf072, + "%s: Use INTx for ATIOQ.\n", __func__); + } } } @@ -6574,6 +6661,7 @@ void qlt_24xx_config_nvram_stage1(struct scsi_qla_host *vha, struct nvram_24xx *nv) { struct qla_hw_data *ha = vha->hw; + u32 tmp; if (!QLA_TGT_MODE_ENABLED()) return; @@ -6625,6 +6713,14 @@ qlt_24xx_config_nvram_stage1(struct scsi_qla_host *vha, struct nvram_24xx *nv) nv->firmware_options_1 &= cpu_to_le32(~BIT_15); /* Enable target PRLI control */ nv->firmware_options_2 |= cpu_to_le32(BIT_14); + + if (IS_QLA25XX(ha)) { + /* Change Loop-prefer to Pt-Pt */ + tmp = ~(BIT_4|BIT_5|BIT_6); + nv->firmware_options_2 &= cpu_to_le32(tmp); + tmp = P2P << 4; + nv->firmware_options_2 |= cpu_to_le32(tmp); + } } else { if (ha->tgt.saved_set) { nv->exchange_count = ha->tgt.saved_exchange_count; @@ -6679,6 +6775,7 @@ void qlt_81xx_config_nvram_stage1(struct scsi_qla_host *vha, struct nvram_81xx *nv) { struct qla_hw_data *ha = vha->hw; + u32 tmp; if (!QLA_TGT_MODE_ENABLED()) return; @@ -6729,6 +6826,12 @@ qlt_81xx_config_nvram_stage1(struct scsi_qla_host *vha, struct nvram_81xx *nv) nv->host_p &= cpu_to_le32(~BIT_10); /* Enable target PRLI control */ nv->firmware_options_2 |= cpu_to_le32(BIT_14); + + /* Change Loop-prefer to Pt-Pt */ + tmp = ~(BIT_4|BIT_5|BIT_6); + nv->firmware_options_2 &= cpu_to_le32(tmp); + tmp = P2P << 4; + nv->firmware_options_2 |= cpu_to_le32(tmp); } else { if (ha->tgt.saved_set) { nv->exchange_count = ha->tgt.saved_exchange_count; @@ -6991,20 +7094,14 @@ qlt_update_vp_map(struct scsi_qla_host *vha, int cmd) void qlt_update_host_map(struct scsi_qla_host *vha, port_id_t id) { - unsigned long flags; - struct qla_hw_data *ha = vha->hw; if (!vha->d_id.b24) { - spin_lock_irqsave(&ha->vport_slock, flags); vha->d_id = id; qlt_update_vp_map(vha, SET_AL_PA); - spin_unlock_irqrestore(&ha->vport_slock, flags); } else if (vha->d_id.b24 != id.b24) { - spin_lock_irqsave(&ha->vport_slock, flags); qlt_update_vp_map(vha, RESET_AL_PA); vha->d_id = id; qlt_update_vp_map(vha, SET_AL_PA); - spin_unlock_irqrestore(&ha->vport_slock, flags); } } diff --git a/drivers/scsi/qla2xxx/qla_target.h b/drivers/scsi/qla2xxx/qla_target.h index aba58d3848a6..bb67b5a284a8 100644 --- a/drivers/scsi/qla2xxx/qla_target.h +++ b/drivers/scsi/qla2xxx/qla_target.h @@ -993,7 +993,7 @@ struct qla_tgt_prm { /* Check for Switch reserved address */ #define IS_SW_RESV_ADDR(_s_id) \ - ((_s_id.b.domain == 0xff) && (_s_id.b.area == 0xfc)) + ((_s_id.b.domain == 0xff) && ((_s_id.b.area & 0xf0) == 0xf0)) #define QLA_TGT_XMIT_DATA 1 #define QLA_TGT_XMIT_STATUS 2 @@ -1072,7 +1072,7 @@ extern void qlt_free_cmd(struct qla_tgt_cmd *cmd); extern void qlt_async_event(uint16_t, struct scsi_qla_host *, uint16_t *); extern void qlt_enable_vha(struct scsi_qla_host *); extern void qlt_vport_create(struct scsi_qla_host *, struct qla_hw_data *); -extern void qlt_rff_id(struct scsi_qla_host *, struct ct_sns_req *); +extern u8 qlt_rff_id(struct scsi_qla_host *); extern void qlt_init_atio_q_entries(struct scsi_qla_host *); extern void qlt_24xx_process_atio_queue(struct scsi_qla_host *, uint8_t); extern void qlt_24xx_config_rings(struct scsi_qla_host *); diff --git a/drivers/scsi/qla2xxx/qla_tmpl.c b/drivers/scsi/qla2xxx/qla_tmpl.c index 733e8dcccf5c..731ca0d8520a 100644 --- a/drivers/scsi/qla2xxx/qla_tmpl.c +++ b/drivers/scsi/qla2xxx/qla_tmpl.c @@ -526,7 +526,8 @@ qla27xx_fwdt_entry_t268(struct scsi_qla_host *vha, { ql_dbg(ql_dbg_misc, vha, 0xd20c, "%s: gethb(%x) [%lx]\n", __func__, ent->t268.buf_type, *len); - if (ent->t268.buf_type == T268_BUF_TYPE_EXTD_TRACE) { + switch (ent->t268.buf_type) { + case T268_BUF_TYPE_EXTD_TRACE: if (vha->hw->eft) { if (buf) { ent->t268.buf_size = EFT_SIZE; @@ -538,10 +539,43 @@ qla27xx_fwdt_entry_t268(struct scsi_qla_host *vha, "%s: missing eft\n", __func__); qla27xx_skip_entry(ent, buf); } - } else { - ql_dbg(ql_dbg_misc, vha, 0xd02b, + break; + case T268_BUF_TYPE_EXCH_BUFOFF: + if (vha->hw->exchoffld_buf) { + if (buf) { + ent->t268.buf_size = vha->hw->exchoffld_size; + ent->t268.start_addr = + vha->hw->exchoffld_buf_dma; + } + qla27xx_insertbuf(vha->hw->exchoffld_buf, + vha->hw->exchoffld_size, buf, len); + } else { + ql_dbg(ql_dbg_misc, vha, 0xd028, + "%s: missing exch offld\n", __func__); + qla27xx_skip_entry(ent, buf); + } + break; + case T268_BUF_TYPE_EXTD_LOGIN: + if (vha->hw->exlogin_buf) { + if (buf) { + ent->t268.buf_size = vha->hw->exlogin_size; + ent->t268.start_addr = + vha->hw->exlogin_buf_dma; + } + qla27xx_insertbuf(vha->hw->exlogin_buf, + vha->hw->exlogin_size, buf, len); + } else { + ql_dbg(ql_dbg_misc, vha, 0xd028, + "%s: missing ext login\n", __func__); + qla27xx_skip_entry(ent, buf); + } + break; + + default: + ql_dbg(ql_dbg_async, vha, 0xd02b, "%s: unknown buffer %x\n", __func__, ent->t268.buf_type); qla27xx_skip_entry(ent, buf); + break; } return false; diff --git a/drivers/scsi/qla2xxx/qla_version.h b/drivers/scsi/qla2xxx/qla_version.h index b6ec02b96d3d..549bef9afddd 100644 --- a/drivers/scsi/qla2xxx/qla_version.h +++ b/drivers/scsi/qla2xxx/qla_version.h @@ -7,7 +7,7 @@ /* * Driver version */ -#define QLA2XXX_VERSION "10.00.00.02-k" +#define QLA2XXX_VERSION "10.00.00.05-k" #define QLA_DRIVER_MAJOR_VER 10 #define QLA_DRIVER_MINOR_VER 0 diff --git a/drivers/scsi/qla2xxx/tcm_qla2xxx.c b/drivers/scsi/qla2xxx/tcm_qla2xxx.c index 3f82ea1b72dc..aadfeaac3898 100644 --- a/drivers/scsi/qla2xxx/tcm_qla2xxx.c +++ b/drivers/scsi/qla2xxx/tcm_qla2xxx.c @@ -1635,16 +1635,13 @@ static int tcm_qla2xxx_init_lport(struct tcm_qla2xxx_lport *lport) return rc; } - lport->lport_loopid_map = vmalloc(sizeof(struct tcm_qla2xxx_fc_loopid) * - 65536); + lport->lport_loopid_map = vzalloc(sizeof(struct tcm_qla2xxx_fc_loopid) * 65536); if (!lport->lport_loopid_map) { pr_err("Unable to allocate lport->lport_loopid_map of %zu bytes\n", sizeof(struct tcm_qla2xxx_fc_loopid) * 65536); btree_destroy32(&lport->lport_fcport_map); return -ENOMEM; } - memset(lport->lport_loopid_map, 0, sizeof(struct tcm_qla2xxx_fc_loopid) - * 65536); pr_debug("qla2xxx: Allocated lport_loopid_map of %zu bytes\n", sizeof(struct tcm_qla2xxx_fc_loopid) * 65536); return 0; |