renegade-project/linux-next
2
0
Fork 0
mirror of https://github.com/edk2-porting/linux-next.git synced 2025-01-18 10:34:24 +08:00
Code

[SCSI] lpfc 8.3.2 : Addition of SLI4 Interface - Base Support

Browse Source 
Adds new hardware and interface definitions.

Adds new interface routines - utilizing the reorganized layout of the
driver. Adds SLI-4 specific functions for attachment, initialization,
teardown, etc.

Signed-off-by: James Smart <james.smart@emulex.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
This commit is contained in:
James Smart 2009-05-22 14:51:39 -04:00 committed by James Bottomley
parent 3772a99175
commit da0436e915
19 changed files with 8516 additions and 342 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

49
drivers/scsi/lpfc/lpfc.h
View File

@ -105,9 +105,11 @@ struct lpfc_dma_pool {
};
struct hbq_dmabuf {
struct lpfc_dmabuf hbuf;
struct lpfc_dmabuf dbuf;
uint32_t size;
uint32_t tag;
struct lpfc_rcqe rcqe;
};
/* Priority bit. Set value to exceed low water mark in lpfc_mem. */
@ -141,7 +143,10 @@ typedef struct lpfc_vpd {
} rev;
struct {
#ifdef __BIG_ENDIAN_BITFIELD
uint32_t rsvd2 :24; /* Reserved */
uint32_t rsvd3 :19; /* Reserved */
uint32_t cdss : 1; /* Configure Data Security SLI */
uint32_t rsvd2 : 3; /* Reserved */
uint32_t cbg : 1; /* Configure BlockGuard */
uint32_t cmv : 1; /* Configure Max VPIs */
uint32_t ccrp : 1; /* Config Command Ring Polling */
uint32_t csah : 1; /* Configure Synchronous Abort Handling */
@ -159,7 +164,10 @@ typedef struct lpfc_vpd {
uint32_t csah : 1; /* Configure Synchronous Abort Handling */
uint32_t ccrp : 1; /* Config Command Ring Polling */
uint32_t cmv : 1; /* Configure Max VPIs */
uint32_t rsvd2 :24; /* Reserved */
uint32_t cbg : 1; /* Configure BlockGuard */
uint32_t rsvd2 : 3; /* Reserved */
uint32_t cdss : 1; /* Configure Data Security SLI */
uint32_t rsvd3 :19; /* Reserved */
#endif
} sli3Feat;
} lpfc_vpd_t;
@ -280,6 +288,9 @@ struct lpfc_vport {
enum discovery_state port_state;
uint16_t vpi;
uint16_t vfi;
uint8_t vfi_state;
#define LPFC_VFI_REGISTERED 0x1
uint32_t fc_flag; /* FC flags */
/* Several of these flags are HBA centric and should be moved to
@ -392,6 +403,9 @@ struct lpfc_vport {
#endif
uint8_t stat_data_enabled;
uint8_t stat_data_blocked;
struct list_head rcv_buffer_list;
uint32_t vport_flag;
#define STATIC_VPORT 1
};
struct hbq_s {
@ -494,6 +508,7 @@ struct lpfc_hba {
#define LPFC_SLI3_CRP_ENABLED 0x08
#define LPFC_SLI3_INB_ENABLED 0x10
#define LPFC_SLI3_BG_ENABLED 0x20
#define LPFC_SLI3_DSS_ENABLED 0x40
uint32_t iocb_cmd_size;
uint32_t iocb_rsp_size;
@ -507,8 +522,13 @@ struct lpfc_hba {
uint32_t hba_flag; /* hba generic flags */
#define HBA_ERATT_HANDLED 0x1 /* This flag is set when eratt handled */
#define DEFER_ERATT 0x4 /* Deferred error attention in progress */
#define DEFER_ERATT 0x2 /* Deferred error attention in progress */
#define HBA_FCOE_SUPPORT 0x4 /* HBA function supports FCOE */
#define HBA_RECEIVE_BUFFER 0x8 /* Rcv buffer posted to worker thread */
#define HBA_POST_RECEIVE_BUFFER 0x10 /* Rcv buffers need to be posted */
#define FCP_XRI_ABORT_EVENT 0x20
#define ELS_XRI_ABORT_EVENT 0x40
#define ASYNC_EVENT 0x80
struct lpfc_dmabuf slim2p;
MAILBOX_t *mbox;
@ -567,6 +587,9 @@ struct lpfc_hba {
uint32_t cfg_poll;
uint32_t cfg_poll_tmo;
uint32_t cfg_use_msi;
uint32_t cfg_fcp_imax;
uint32_t cfg_fcp_wq_count;
uint32_t cfg_fcp_eq_count;
uint32_t cfg_sg_seg_cnt;
uint32_t cfg_prot_sg_seg_cnt;
uint32_t cfg_sg_dma_buf_size;
@ -576,6 +599,8 @@ struct lpfc_hba {
uint32_t cfg_enable_hba_reset;
uint32_t cfg_enable_hba_heartbeat;
uint32_t cfg_enable_bg;
uint32_t cfg_enable_fip;
uint32_t cfg_log_verbose;
lpfc_vpd_t vpd; /* vital product data */
@ -659,7 +684,8 @@ struct lpfc_hba {
/* pci_mem_pools */
struct pci_pool *lpfc_scsi_dma_buf_pool;
struct pci_pool *lpfc_mbuf_pool;
struct pci_pool *lpfc_hbq_pool;
struct pci_pool *lpfc_hrb_pool; /* header receive buffer pool */
struct pci_pool *lpfc_drb_pool; /* data receive buffer pool */
struct lpfc_dma_pool lpfc_mbuf_safety_pool;
mempool_t *mbox_mem_pool;
@ -675,6 +701,14 @@ struct lpfc_hba {
struct lpfc_vport *pport; /* physical lpfc_vport pointer */
uint16_t max_vpi; /* Maximum virtual nports */
#define LPFC_MAX_VPI 0xFFFF /* Max number of VPI supported */
uint16_t max_vports; /*
* For IOV HBAs max_vpi can change
* after a reset. max_vports is max
* number of vports present. This can
* be greater than max_vpi.
*/
uint16_t vpi_base;
uint16_t vfi_base;
unsigned long *vpi_bmask; /* vpi allocation table */
/* Data structure used by fabric iocb scheduler */
@ -733,6 +767,11 @@ struct lpfc_hba {
/* Maximum number of events that can be outstanding at any time*/
#define LPFC_MAX_EVT_COUNT 512
atomic_t fast_event_count;
struct lpfc_fcf fcf;
uint8_t fc_map[3];
uint8_t valid_vlan;
uint16_t vlan_id;
struct list_head fcf_conn_rec_list;
};
static inline struct Scsi_Host *

59
drivers/scsi/lpfc/lpfc_attr.c
View File

@ -30,8 +30,10 @@
#include <scsi/scsi_tcq.h>
#include <scsi/scsi_transport_fc.h>
#include "lpfc_hw4.h"
#include "lpfc_hw.h"
#include "lpfc_sli.h"
#include "lpfc_sli4.h"
#include "lpfc_nl.h"
#include "lpfc_disc.h"
#include "lpfc_scsi.h"
@ -828,6 +830,24 @@ lpfc_get_hba_info(struct lpfc_hba *phba,
return 0;
}
if (phba->sli_rev == LPFC_SLI_REV4) {
rd_config = &pmboxq->u.mqe.un.rd_config;
if (mrpi)
*mrpi = bf_get(lpfc_mbx_rd_conf_rpi_count, rd_config);
if (arpi)
*arpi = bf_get(lpfc_mbx_rd_conf_rpi_count, rd_config) -
phba->sli4_hba.max_cfg_param.rpi_used;
if (mxri)
*mxri = bf_get(lpfc_mbx_rd_conf_xri_count, rd_config);
if (axri)
*axri = bf_get(lpfc_mbx_rd_conf_xri_count, rd_config) -
phba->sli4_hba.max_cfg_param.xri_used;
if (mvpi)
*mvpi = bf_get(lpfc_mbx_rd_conf_vpi_count, rd_config);
if (avpi)
*avpi = bf_get(lpfc_mbx_rd_conf_vpi_count, rd_config) -
phba->sli4_hba.max_cfg_param.vpi_used;
} else {
if (mrpi)
*mrpi = pmb->un.varRdConfig.max_rpi;
if (arpi)
@ -840,6 +860,7 @@ lpfc_get_hba_info(struct lpfc_hba *phba,
*mvpi = pmb->un.varRdConfig.max_vpi;
if (avpi)
*avpi = pmb->un.varRdConfig.avail_vpi;
}
mempool_free(pmboxq, phba->mbox_mem_pool);
return 1;
@ -2844,14 +2865,38 @@ LPFC_ATTR_RW(poll_tmo, 10, 1, 255,
/*
# lpfc_use_msi: Use MSI (Message Signaled Interrupts) in systems that
# support this feature
# 0 = MSI disabled
# 0 = MSI disabled (default)
# 1 = MSI enabled
# 2 = MSI-X enabled (default)
# Value range is [0,2]. Default value is 2.
# 2 = MSI-X enabled
# Value range is [0,2]. Default value is 0.
*/
LPFC_ATTR_R(use_msi, 2, 0, 2, "Use Message Signaled Interrupts (1) or "
LPFC_ATTR_R(use_msi, 0, 0, 2, "Use Message Signaled Interrupts (1) or "
"MSI-X (2), if possible");
/*
# lpfc_fcp_imax: Set the maximum number of fast-path FCP interrupts per second
#
# Value range is [636,651042]. Default value is 10000.
*/
LPFC_ATTR_R(fcp_imax, LPFC_FP_DEF_IMAX, LPFC_MIM_IMAX, LPFC_DMULT_CONST,
"Set the maximum number of fast-path FCP interrupts per second");
/*
# lpfc_fcp_wq_count: Set the number of fast-path FCP work queues
#
# Value range is [1,31]. Default value is 4.
*/
LPFC_ATTR_R(fcp_wq_count, LPFC_FP_WQN_DEF, LPFC_FP_WQN_MIN, LPFC_FP_WQN_MAX,
"Set the number of fast-path FCP work queues, if possible");
/*
# lpfc_fcp_eq_count: Set the number of fast-path FCP event queues
#
# Value range is [1,7]. Default value is 1.
*/
LPFC_ATTR_R(fcp_eq_count, LPFC_FP_EQN_DEF, LPFC_FP_EQN_MIN, LPFC_FP_EQN_MAX,
"Set the number of fast-path FCP event queues, if possible");
/*
# lpfc_enable_hba_reset: Allow or prevent HBA resets to the hardware.
# 0 = HBA resets disabled
@ -2969,6 +3014,9 @@ struct device_attribute *lpfc_hba_attrs[] = {
&dev_attr_lpfc_poll,
&dev_attr_lpfc_poll_tmo,
&dev_attr_lpfc_use_msi,
&dev_attr_lpfc_fcp_imax,
&dev_attr_lpfc_fcp_wq_count,
&dev_attr_lpfc_fcp_eq_count,
&dev_attr_lpfc_enable_bg,
&dev_attr_lpfc_soft_wwnn,
&dev_attr_lpfc_soft_wwpn,
@ -4105,6 +4153,9 @@ lpfc_get_cfgparam(struct lpfc_hba *phba)
lpfc_poll_tmo_init(phba, lpfc_poll_tmo);
lpfc_enable_npiv_init(phba, lpfc_enable_npiv);
lpfc_use_msi_init(phba, lpfc_use_msi);
lpfc_fcp_imax_init(phba, lpfc_fcp_imax);
lpfc_fcp_wq_count_init(phba, lpfc_fcp_wq_count);
lpfc_fcp_eq_count_init(phba, lpfc_fcp_eq_count);
lpfc_enable_hba_reset_init(phba, lpfc_enable_hba_reset);
lpfc_enable_hba_heartbeat_init(phba, lpfc_enable_hba_heartbeat);
lpfc_enable_bg_init(phba, lpfc_enable_bg);

57
drivers/scsi/lpfc/lpfc_crtn.h
View File

@ -35,17 +35,19 @@ int lpfc_config_msi(struct lpfc_hba *, LPFC_MBOXQ_t *);
int lpfc_read_sparam(struct lpfc_hba *, LPFC_MBOXQ_t *, int);
void lpfc_read_config(struct lpfc_hba *, LPFC_MBOXQ_t *);
void lpfc_read_lnk_stat(struct lpfc_hba *, LPFC_MBOXQ_t *);
int lpfc_reg_login(struct lpfc_hba *, uint16_t, uint32_t, uint8_t *,
int lpfc_reg_rpi(struct lpfc_hba *, uint16_t, uint32_t, uint8_t *,
LPFC_MBOXQ_t *, uint32_t);
void lpfc_unreg_login(struct lpfc_hba *, uint16_t, uint32_t, LPFC_MBOXQ_t *);
void lpfc_unreg_did(struct lpfc_hba *, uint16_t, uint32_t, LPFC_MBOXQ_t *);
void lpfc_reg_vpi(struct lpfc_hba *, uint16_t, uint32_t, LPFC_MBOXQ_t *);
void lpfc_reg_vpi(struct lpfc_vport *, LPFC_MBOXQ_t *);
void lpfc_unreg_vpi(struct lpfc_hba *, uint16_t, LPFC_MBOXQ_t *);
void lpfc_init_link(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t, uint32_t);
void lpfc_request_features(struct lpfc_hba *, struct lpfcMboxq *);
struct lpfc_vport *lpfc_find_vport_by_did(struct lpfc_hba *, uint32_t);
void lpfc_cleanup_rpis(struct lpfc_vport *, int);
int lpfc_linkdown(struct lpfc_hba *);
void lpfc_linkdown_port(struct lpfc_vport *);
void lpfc_port_link_failure(struct lpfc_vport *);
void lpfc_mbx_cmpl_read_la(struct lpfc_hba *, LPFC_MBOXQ_t *);
@ -54,6 +56,7 @@ void lpfc_mbx_cmpl_dflt_rpi(struct lpfc_hba *, LPFC_MBOXQ_t *);
void lpfc_mbx_cmpl_fabric_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
void lpfc_mbx_cmpl_ns_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
void lpfc_mbx_cmpl_fdmi_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
void lpfc_mbx_cmpl_reg_vfi(struct lpfc_hba *, LPFC_MBOXQ_t *);
void lpfc_enqueue_node(struct lpfc_vport *, struct lpfc_nodelist *);
void lpfc_dequeue_node(struct lpfc_vport *, struct lpfc_nodelist *);
struct lpfc_nodelist *lpfc_enable_node(struct lpfc_vport *,
@ -149,15 +152,19 @@ int lpfc_online(struct lpfc_hba *);
void lpfc_unblock_mgmt_io(struct lpfc_hba *);
void lpfc_offline_prep(struct lpfc_hba *);
void lpfc_offline(struct lpfc_hba *);
void lpfc_reset_hba(struct lpfc_hba *);
int lpfc_sli_setup(struct lpfc_hba *);
int lpfc_sli_queue_setup(struct lpfc_hba *);
void lpfc_handle_eratt(struct lpfc_hba *);
void lpfc_handle_latt(struct lpfc_hba *);
irqreturn_t lpfc_intr_handler(int, void *);
irqreturn_t lpfc_sp_intr_handler(int, void *);
irqreturn_t lpfc_fp_intr_handler(int, void *);
irqreturn_t lpfc_sli_intr_handler(int, void *);
irqreturn_t lpfc_sli_sp_intr_handler(int, void *);
irqreturn_t lpfc_sli_fp_intr_handler(int, void *);
irqreturn_t lpfc_sli4_intr_handler(int, void *);
irqreturn_t lpfc_sli4_sp_intr_handler(int, void *);
irqreturn_t lpfc_sli4_fp_intr_handler(int, void *);
void lpfc_read_rev(struct lpfc_hba *, LPFC_MBOXQ_t *);
void lpfc_config_ring(struct lpfc_hba *, int, LPFC_MBOXQ_t *);
@ -165,16 +172,32 @@ void lpfc_config_port(struct lpfc_hba *, LPFC_MBOXQ_t *);
void lpfc_kill_board(struct lpfc_hba *, LPFC_MBOXQ_t *);
void lpfc_mbox_put(struct lpfc_hba *, LPFC_MBOXQ_t *);
LPFC_MBOXQ_t *lpfc_mbox_get(struct lpfc_hba *);
void __lpfc_mbox_cmpl_put(struct lpfc_hba *, LPFC_MBOXQ_t *);
void lpfc_mbox_cmpl_put(struct lpfc_hba *, LPFC_MBOXQ_t *);
int lpfc_mbox_cmd_check(struct lpfc_hba *, LPFC_MBOXQ_t *);
int lpfc_mbox_dev_check(struct lpfc_hba *);
int lpfc_mbox_tmo_val(struct lpfc_hba *, int);
void lpfc_init_vfi(struct lpfcMboxq *, struct lpfc_vport *);
void lpfc_reg_vfi(struct lpfcMboxq *, struct lpfc_vport *, dma_addr_t);
void lpfc_init_vpi(struct lpfcMboxq *, uint16_t);
void lpfc_unreg_vfi(struct lpfcMboxq *, uint16_t);
void lpfc_reg_fcfi(struct lpfc_hba *, struct lpfcMboxq *);
void lpfc_unreg_fcfi(struct lpfcMboxq *, uint16_t);
void lpfc_resume_rpi(struct lpfcMboxq *, struct lpfc_nodelist *);
void lpfc_config_hbq(struct lpfc_hba *, uint32_t, struct lpfc_hbq_init *,
uint32_t , LPFC_MBOXQ_t *);
struct hbq_dmabuf *lpfc_els_hbq_alloc(struct lpfc_hba *);
void lpfc_els_hbq_free(struct lpfc_hba *, struct hbq_dmabuf *);
struct hbq_dmabuf *lpfc_sli4_rb_alloc(struct lpfc_hba *);
void lpfc_sli4_rb_free(struct lpfc_hba *, struct hbq_dmabuf *);
void lpfc_sli4_build_dflt_fcf_record(struct lpfc_hba *, struct fcf_record *,
uint16_t);
void lpfc_unregister_unused_fcf(struct lpfc_hba *);
int lpfc_mem_alloc(struct lpfc_hba *);
int lpfc_mem_alloc(struct lpfc_hba *, int align);
void lpfc_mem_free(struct lpfc_hba *);
void lpfc_mem_free_all(struct lpfc_hba *);
void lpfc_stop_vport_timers(struct lpfc_vport *);
void lpfc_poll_timeout(unsigned long ptr);
@ -198,12 +221,13 @@ int lpfc_sli_host_down(struct lpfc_vport *);
int lpfc_sli_hba_down(struct lpfc_hba *);
int lpfc_sli_issue_mbox(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t);
int lpfc_sli_handle_mb_event(struct lpfc_hba *);
int lpfc_sli_flush_mbox_queue(struct lpfc_hba *);
void lpfc_sli_mbox_sys_shutdown(struct lpfc_hba *);
int lpfc_sli_check_eratt(struct lpfc_hba *);
int lpfc_sli_handle_slow_ring_event(struct lpfc_hba *,
void lpfc_sli_handle_slow_ring_event(struct lpfc_hba *,
struct lpfc_sli_ring *, uint32_t);
int lpfc_sli4_handle_received_buffer(struct lpfc_hba *);
void lpfc_sli_def_mbox_cmpl(struct lpfc_hba *, LPFC_MBOXQ_t *);
int lpfc_sli_issue_iocb(struct lpfc_hba *, struct lpfc_sli_ring *,
int lpfc_sli_issue_iocb(struct lpfc_hba *, uint32_t,
struct lpfc_iocbq *, uint32_t);
void lpfc_sli_pcimem_bcopy(void *, void *, uint32_t);
void lpfc_sli_abort_iocb_ring(struct lpfc_hba *, struct lpfc_sli_ring *);
@ -237,7 +261,7 @@ struct lpfc_nodelist *lpfc_findnode_wwpn(struct lpfc_vport *,
int lpfc_sli_issue_mbox_wait(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t);
int lpfc_sli_issue_iocb_wait(struct lpfc_hba *, struct lpfc_sli_ring *,
int lpfc_sli_issue_iocb_wait(struct lpfc_hba *, uint32_t,
struct lpfc_iocbq *, struct lpfc_iocbq *,
uint32_t);
void lpfc_sli_abort_fcp_cmpl(struct lpfc_hba *, struct lpfc_iocbq *,
@ -254,6 +278,12 @@ void lpfc_in_buf_free(struct lpfc_hba *, struct lpfc_dmabuf *);
const char* lpfc_info(struct Scsi_Host *);
int lpfc_scan_finished(struct Scsi_Host *, unsigned long);
int lpfc_init_api_table_setup(struct lpfc_hba *, uint8_t);
int lpfc_sli_api_table_setup(struct lpfc_hba *, uint8_t);
int lpfc_scsi_api_table_setup(struct lpfc_hba *, uint8_t);
int lpfc_mbox_api_table_setup(struct lpfc_hba *, uint8_t);
int lpfc_api_table_setup(struct lpfc_hba *, uint8_t);
void lpfc_get_cfgparam(struct lpfc_hba *);
void lpfc_get_vport_cfgparam(struct lpfc_vport *);
int lpfc_alloc_sysfs_attr(struct lpfc_vport *);
@ -314,8 +344,15 @@ lpfc_send_els_failure_event(struct lpfc_hba *, struct lpfc_iocbq *,
struct lpfc_iocbq *);
struct lpfc_fast_path_event *lpfc_alloc_fast_evt(struct lpfc_hba *);
void lpfc_free_fast_evt(struct lpfc_hba *, struct lpfc_fast_path_event *);
void lpfc_create_static_vport(struct lpfc_hba *);
void lpfc_stop_hba_timers(struct lpfc_hba *);
void lpfc_stop_port(struct lpfc_hba *);
void lpfc_parse_fcoe_conf(struct lpfc_hba *, uint8_t *, uint32_t);
int lpfc_parse_vpd(struct lpfc_hba *, uint8_t *, int);
void lpfc_start_fdiscs(struct lpfc_hba *phba);
#define ScsiResult(host_code, scsi_code) (((host_code) << 16) | scsi_code)
#define HBA_EVENT_RSCN 5
#define HBA_EVENT_LINK_UP 2
#define HBA_EVENT_LINK_DOWN 3

2
drivers/scsi/lpfc/lpfc_ct.c
View File

@ -32,8 +32,10 @@
#include <scsi/scsi_host.h>
#include <scsi/scsi_transport_fc.h>
#include "lpfc_hw4.h"
#include "lpfc_hw.h"
#include "lpfc_sli.h"
#include "lpfc_sli4.h"
#include "lpfc_nl.h"
#include "lpfc_disc.h"
#include "lpfc_scsi.h"

2
drivers/scsi/lpfc/lpfc_debugfs.c
View File

@ -33,8 +33,10 @@
#include <scsi/scsi_host.h>
#include <scsi/scsi_transport_fc.h>
#include "lpfc_hw4.h"
#include "lpfc_hw.h"
#include "lpfc_sli.h"
#include "lpfc_sli4.h"
#include "lpfc_nl.h"
#include "lpfc_disc.h"
#include "lpfc_scsi.h"

4
drivers/scsi/lpfc/lpfc_els.c
View File

@ -28,8 +28,10 @@
#include <scsi/scsi_host.h>
#include <scsi/scsi_transport_fc.h>
#include "lpfc_hw4.h"
#include "lpfc_hw.h"
#include "lpfc_sli.h"
#include "lpfc_sli4.h"
#include "lpfc_nl.h"
#include "lpfc_disc.h"
#include "lpfc_scsi.h"
@ -220,7 +222,7 @@ lpfc_prep_els_iocb(struct lpfc_vport *vport, uint8_t expectRsp,
icmd->un.elsreq64.myID = vport->fc_myDID;
/* For ELS_REQUEST64_CR, use the VPI by default */
icmd->ulpContext = vport->vpi;
icmd->ulpContext = vport->vpi + phba->vpi_base;
icmd->ulpCt_h = 0;
/* The CT field must be 0=INVALID_RPI for the ECHO cmd */
if (elscmd == ELS_CMD_ECHO)

34
drivers/scsi/lpfc/lpfc_hbadisc.c
View File

@ -29,10 +29,12 @@
#include <scsi/scsi_host.h>
#include <scsi/scsi_transport_fc.h>
#include "lpfc_hw4.h"
#include "lpfc_hw.h"
#include "lpfc_nl.h"
#include "lpfc_disc.h"
#include "lpfc_sli.h"
#include "lpfc_sli4.h"
#include "lpfc_scsi.h"
#include "lpfc.h"
#include "lpfc_logmsg.h"
@ -491,6 +493,10 @@ lpfc_work_done(struct lpfc_hba *phba)
phba->work_ha = 0;
spin_unlock_irq(&phba->hbalock);
/* First, try to post the next mailbox command to SLI4 device */
if (phba->pci_dev_grp == LPFC_PCI_DEV_OC)
lpfc_sli4_post_async_mbox(phba);
if (ha_copy & HA_ERATT)
/* Handle the error attention event */
lpfc_handle_eratt(phba);
@ -501,9 +507,27 @@ lpfc_work_done(struct lpfc_hba *phba)
if (ha_copy & HA_LATT)
lpfc_handle_latt(phba);
/* Process SLI4 events */
if (phba->pci_dev_grp == LPFC_PCI_DEV_OC) {
if (phba->hba_flag & FCP_XRI_ABORT_EVENT)
lpfc_sli4_fcp_xri_abort_event_proc(phba);
if (phba->hba_flag & ELS_XRI_ABORT_EVENT)
lpfc_sli4_els_xri_abort_event_proc(phba);
if (phba->hba_flag & ASYNC_EVENT)
lpfc_sli4_async_event_proc(phba);
if (phba->hba_flag & HBA_POST_RECEIVE_BUFFER) {
spin_lock_irq(&phba->hbalock);
phba->hba_flag &= ~HBA_POST_RECEIVE_BUFFER;
spin_unlock_irq(&phba->hbalock);
lpfc_sli_hbqbuf_add_hbqs(phba, LPFC_ELS_HBQ);
}
if (phba->hba_flag & HBA_RECEIVE_BUFFER)
lpfc_sli4_handle_received_buffer(phba);
}
vports = lpfc_create_vport_work_array(phba);
if (vports != NULL)
for(i = 0; i <= phba->max_vpi; i++) {
for (i = 0; i <= phba->max_vports; i++) {
/*
* We could have no vports in array if unloading, so if
* this happens then just use the pport
@ -2556,7 +2580,8 @@ lpfc_issue_clear_la(struct lpfc_hba *phba, struct lpfc_vport *vport)
* clear_la then don't send it.
*/
if ((phba->link_state >= LPFC_CLEAR_LA) ||
(vport->port_type != LPFC_PHYSICAL_PORT))
(vport->port_type != LPFC_PHYSICAL_PORT) ||
(phba->sli_rev == LPFC_SLI_REV4))
return;
/* Link up discovery */
@ -2585,7 +2610,7 @@ lpfc_issue_reg_vpi(struct lpfc_hba *phba, struct lpfc_vport *vport)
regvpimbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
if (regvpimbox) {
lpfc_reg_vpi(phba, vport->vpi, vport->fc_myDID, regvpimbox);
lpfc_reg_vpi(vport, regvpimbox);
regvpimbox->mbox_cmpl = lpfc_mbx_cmpl_reg_vpi;
regvpimbox->vport = vport;
if (lpfc_sli_issue_mbox(phba, regvpimbox, MBX_NOWAIT)
@ -2645,7 +2670,8 @@ lpfc_disc_start(struct lpfc_vport *vport)
*/
if ((phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) &&
!(vport->fc_flag & FC_PT2PT) &&
!(vport->fc_flag & FC_RSCN_MODE)) {
!(vport->fc_flag & FC_RSCN_MODE) &&
(phba->sli_rev < LPFC_SLI_REV4)) {
lpfc_issue_reg_vpi(phba, vport);
return;
}

140
drivers/scsi/lpfc/lpfc_hw.h
View File

@ -470,6 +470,35 @@ struct serv_parm { /* Structure is in Big Endian format */
uint8_t vendorVersion[16];
};
/*
* Virtual Fabric Tagging Header
*/
struct fc_vft_header {
uint32_t word0;
#define fc_vft_hdr_r_ctl_SHIFT 24
#define fc_vft_hdr_r_ctl_MASK 0xFF
#define fc_vft_hdr_r_ctl_WORD word0
#define fc_vft_hdr_ver_SHIFT 22
#define fc_vft_hdr_ver_MASK 0x3
#define fc_vft_hdr_ver_WORD word0
#define fc_vft_hdr_type_SHIFT 18
#define fc_vft_hdr_type_MASK 0xF
#define fc_vft_hdr_type_WORD word0
#define fc_vft_hdr_e_SHIFT 16
#define fc_vft_hdr_e_MASK 0x1
#define fc_vft_hdr_e_WORD word0
#define fc_vft_hdr_priority_SHIFT 13
#define fc_vft_hdr_priority_MASK 0x7
#define fc_vft_hdr_priority_WORD word0
#define fc_vft_hdr_vf_id_SHIFT 1
#define fc_vft_hdr_vf_id_MASK 0xFFF
#define fc_vft_hdr_vf_id_WORD word0
uint32_t word1;
#define fc_vft_hdr_hopct_SHIFT 24
#define fc_vft_hdr_hopct_MASK 0xFF
#define fc_vft_hdr_hopct_WORD word1
};
/*
* Extended Link Service LS_COMMAND codes (Payload Word 0)
*/
@ -1152,6 +1181,9 @@ typedef struct {
#define PCI_DEVICE_ID_HORNET 0xfe05
#define PCI_DEVICE_ID_ZEPHYR_SCSP 0xfe11
#define PCI_DEVICE_ID_ZEPHYR_DCSP 0xfe12
#define PCI_VENDOR_ID_SERVERENGINE 0x19a2
#define PCI_DEVICE_ID_TIGERSHARK 0x0704
#define PCI_DEVICE_ID_TIGERSHARK_S 0x0705
#define JEDEC_ID_ADDRESS 0x0080001c
#define FIREFLY_JEDEC_ID 0x1ACC
@ -1342,15 +1374,21 @@ typedef struct { /* FireFly BIU registers */
#define MBX_READ_LA64 0x95
#define MBX_REG_VPI 0x96
#define MBX_UNREG_VPI 0x97
#define MBX_REG_VNPID 0x96
#define MBX_UNREG_VNPID 0x97
#define MBX_WRITE_WWN 0x98
#define MBX_SET_DEBUG 0x99
#define MBX_LOAD_EXP_ROM 0x9C
#define MBX_MAX_CMDS 0x9D
#define MBX_SLI4_CONFIG 0x9B
#define MBX_SLI4_REQ_FTRS 0x9D
#define MBX_MAX_CMDS 0x9E
#define MBX_RESUME_RPI 0x9E
#define MBX_SLI2_CMD_MASK 0x80
#define MBX_REG_VFI 0x9F
#define MBX_REG_FCFI 0xA0
#define MBX_UNREG_VFI 0xA1
#define MBX_UNREG_FCFI 0xA2
#define MBX_INIT_VFI 0xA3
#define MBX_INIT_VPI 0xA4
/* IOCB Commands */
@ -1440,6 +1478,16 @@ typedef struct { /* FireFly BIU registers */
#define CMD_IOCB_LOGENTRY_CN 0x94
#define CMD_IOCB_LOGENTRY_ASYNC_CN 0x96
/* Unhandled Data Security SLI Commands */
#define DSSCMD_IWRITE64_CR 0xD8
#define DSSCMD_IWRITE64_CX 0xD9
#define DSSCMD_IREAD64_CR 0xDA
#define DSSCMD_IREAD64_CX 0xDB
#define DSSCMD_INVALIDATE_DEK 0xDC
#define DSSCMD_SET_KEK 0xDD
#define DSSCMD_GET_KEK_ID 0xDE
#define DSSCMD_GEN_XFER 0xDF
#define CMD_MAX_IOCB_CMD 0xE6
#define CMD_IOCB_MASK 0xff
@ -1466,6 +1514,7 @@ typedef struct { /* FireFly BIU registers */
#define MBXERR_BAD_RCV_LENGTH 14
#define MBXERR_DMA_ERROR 15
#define MBXERR_ERROR 16
#define MBXERR_LINK_DOWN 0x33
#define MBX_NOT_FINISHED 255
#define MBX_BUSY 0xffffff /* Attempted cmd to busy Mailbox */
@ -1504,32 +1553,6 @@ struct ulp_bde {
#endif
};
struct ulp_bde64 { /* SLI-2 */
union ULP_BDE_TUS {
uint32_t w;
struct {
#ifdef __BIG_ENDIAN_BITFIELD
uint32_t bdeFlags:8; /* BDE Flags 0 IS A SUPPORTED
VALUE !! */
uint32_t bdeSize:24; /* Size of buffer (in bytes) */
#else /* __LITTLE_ENDIAN_BITFIELD */
uint32_t bdeSize:24; /* Size of buffer (in bytes) */
uint32_t bdeFlags:8; /* BDE Flags 0 IS A SUPPORTED
VALUE !! */
#endif
#define BUFF_TYPE_BDE_64 0x00 /* BDE (Host_resident) */
#define BUFF_TYPE_BDE_IMMED 0x01 /* Immediate Data BDE */
#define BUFF_TYPE_BDE_64P 0x02 /* BDE (Port-resident) */
#define BUFF_TYPE_BDE_64I 0x08 /* Input BDE (Host-resident) */
#define BUFF_TYPE_BDE_64IP 0x0A /* Input BDE (Port-resident) */
#define BUFF_TYPE_BLP_64 0x40 /* BLP (Host-resident) */
#define BUFF_TYPE_BLP_64P 0x42 /* BLP (Port-resident) */
} f;
} tus;
uint32_t addrLow;
uint32_t addrHigh;
};
typedef struct ULP_BDL { /* SLI-2 */
#ifdef __BIG_ENDIAN_BITFIELD
uint32_t bdeFlags:8; /* BDL Flags */
@ -2287,7 +2310,7 @@ typedef struct {
uint32_t rsvd3;
uint32_t rsvd4;
uint32_t rsvd5;
uint16_t rsvd6;
uint16_t vfi;
uint16_t vpi;
#else /* __LITTLE_ENDIAN */
uint32_t rsvd1;
@ -2297,7 +2320,7 @@ typedef struct {
uint32_t rsvd4;
uint32_t rsvd5;
uint16_t vpi;
uint16_t rsvd6;
uint16_t vfi;
#endif
} REG_VPI_VAR;
@ -2457,7 +2480,7 @@ typedef struct {
uint32_t entry_index:16;
#endif
uint32_t rsvd1;
uint32_t sli4_length;
uint32_t word_cnt;
uint32_t resp_offset;
} DUMP_VAR;
@ -2470,9 +2493,32 @@ typedef struct {
#define DMP_RSP_OFFSET 0x14 /* word 5 contains first word of rsp */
#define DMP_RSP_SIZE 0x6C /* maximum of 27 words of rsp data */
#define DMP_REGION_VPORT 0x16 /* VPort info region */
#define DMP_VPORT_REGION_SIZE 0x200
#define DMP_MBOX_OFFSET_WORD 0x5
#define DMP_REGION_FCOEPARAM 0x17 /* fcoe param region */
#define DMP_FCOEPARAM_RGN_SIZE 0x400
#define WAKE_UP_PARMS_REGION_ID 4
#define WAKE_UP_PARMS_WORD_SIZE 15
struct vport_rec {
uint8_t wwpn[8];
uint8_t wwnn[8];
};
#define VPORT_INFO_SIG 0x32324752
#define VPORT_INFO_REV_MASK 0xff
#define VPORT_INFO_REV 0x1
#define MAX_STATIC_VPORT_COUNT 16
struct static_vport_info {
uint32_t signature;
uint32_t rev;
struct vport_rec vport_list[MAX_STATIC_VPORT_COUNT];
uint32_t resvd[66];
};
/* Option rom version structure */
struct prog_id {
#ifdef __BIG_ENDIAN_BITFIELD
@ -2697,7 +2743,9 @@ typedef struct {
#endif
#ifdef __BIG_ENDIAN_BITFIELD
uint32_t rsvd1 : 23; /* Reserved */
uint32_t rsvd1 : 19; /* Reserved */
uint32_t cdss : 1; /* Configure Data Security SLI */
uint32_t rsvd2 : 3; /* Reserved */
uint32_t cbg : 1; /* Configure BlockGuard */
uint32_t cmv : 1; /* Configure Max VPIs */
uint32_t ccrp : 1; /* Config Command Ring Polling */
@ -2717,10 +2765,14 @@ typedef struct {
uint32_t ccrp : 1; /* Config Command Ring Polling */
uint32_t cmv : 1; /* Configure Max VPIs */
uint32_t cbg : 1; /* Configure BlockGuard */
uint32_t rsvd1 : 23; /* Reserved */
uint32_t rsvd2 : 3; /* Reserved */
uint32_t cdss : 1; /* Configure Data Security SLI */
uint32_t rsvd1 : 19; /* Reserved */
#endif
#ifdef __BIG_ENDIAN_BITFIELD
uint32_t rsvd2 : 23; /* Reserved */
uint32_t rsvd3 : 19; /* Reserved */
uint32_t gdss : 1; /* Configure Data Security SLI */
uint32_t rsvd4 : 3; /* Reserved */
uint32_t gbg : 1; /* Grant BlockGuard */
uint32_t gmv : 1; /* Grant Max VPIs */
uint32_t gcrp : 1; /* Grant Command Ring Polling */
@ -2740,7 +2792,9 @@ typedef struct {
uint32_t gcrp : 1; /* Grant Command Ring Polling */
uint32_t gmv : 1; /* Grant Max VPIs */
uint32_t gbg : 1; /* Grant BlockGuard */
uint32_t rsvd2 : 23; /* Reserved */
uint32_t rsvd4 : 3; /* Reserved */
uint32_t gdss : 1; /* Configure Data Security SLI */
uint32_t rsvd3 : 19; /* Reserved */
#endif
#ifdef __BIG_ENDIAN_BITFIELD
@ -2753,20 +2807,20 @@ typedef struct {
#ifdef __BIG_ENDIAN_BITFIELD
uint32_t max_hbq : 16; /* Max HBQs Host expect to configure */
uint32_t rsvd3 : 16; /* Max HBQs Host expect to configure */
uint32_t rsvd5 : 16; /* Max HBQs Host expect to configure */
#else /* __LITTLE_ENDIAN */
uint32_t rsvd3 : 16; /* Max HBQs Host expect to configure */
uint32_t rsvd5 : 16; /* Max HBQs Host expect to configure */
uint32_t max_hbq : 16; /* Max HBQs Host expect to configure */
#endif
uint32_t rsvd4; /* Reserved */
uint32_t rsvd6; /* Reserved */
#ifdef __BIG_ENDIAN_BITFIELD
uint32_t rsvd5 : 16; /* Reserved */
uint32_t rsvd7 : 16; /* Reserved */
uint32_t max_vpi : 16; /* Max number of virt N-Ports */
#else /* __LITTLE_ENDIAN */
uint32_t max_vpi : 16; /* Max number of virt N-Ports */
uint32_t rsvd5 : 16; /* Reserved */
uint32_t rsvd7 : 16; /* Reserved */
#endif
} CONFIG_PORT_VAR;
@ -3666,3 +3720,5 @@ lpfc_error_lost_link(IOCB_t *iocbp)
#define MENLO_TIMEOUT 30
#define SETVAR_MLOMNT 0x103107
#define SETVAR_MLORST 0x103007
#define BPL_ALIGN_SZ 8 /* 8 byte alignment for bpl and mbufs */

2141
drivers/scsi/lpfc/lpfc_hw4.h Normal file
View File

File diff suppressed because it is too large Load Diff

3844
drivers/scsi/lpfc/lpfc_init.c
View File

File diff suppressed because it is too large Load Diff

2
drivers/scsi/lpfc/lpfc_mbox.c
View File

@ -28,8 +28,10 @@
#include <scsi/scsi.h>
#include "lpfc_hw4.h"
#include "lpfc_hw.h"
#include "lpfc_sli.h"
#include "lpfc_sli4.h"
#include "lpfc_nl.h"
#include "lpfc_disc.h"
#include "lpfc_scsi.h"

206
drivers/scsi/lpfc/lpfc_mem.c
View File

@ -28,8 +28,10 @@
#include <scsi/scsi.h>
#include "lpfc_hw4.h"
#include "lpfc_hw.h"
#include "lpfc_sli.h"
#include "lpfc_sli4.h"
#include "lpfc_nl.h"
#include "lpfc_disc.h"
#include "lpfc_scsi.h"
@ -45,7 +47,7 @@
* @phba: HBA to allocate pools for
*
* Description: Creates and allocates PCI pools lpfc_scsi_dma_buf_pool,
* lpfc_mbuf_pool, lpfc_hbq_pool. Creates and allocates kmalloc-backed mempools
* lpfc_mbuf_pool, lpfc_hrb_pool. Creates and allocates kmalloc-backed mempools
* for LPFC_MBOXQ_t and lpfc_nodelist. Also allocates the VPI bitmask.
*
* Notes: Not interrupt-safe. Must be called with no locks held. If any
@ -56,19 +58,30 @@
* -ENOMEM on failure (if any memory allocations fail)
**/
int
lpfc_mem_alloc(struct lpfc_hba * phba)
lpfc_mem_alloc(struct lpfc_hba *phba, int align)
{
struct lpfc_dma_pool *pool = &phba->lpfc_mbuf_safety_pool;
int longs;
int i;
phba->lpfc_scsi_dma_buf_pool = pci_pool_create("lpfc_scsi_dma_buf_pool",
phba->pcidev, phba->cfg_sg_dma_buf_size, 8, 0);
if (phba->sli_rev == LPFC_SLI_REV4)
phba->lpfc_scsi_dma_buf_pool =
pci_pool_create("lpfc_scsi_dma_buf_pool",
phba->pcidev,
phba->cfg_sg_dma_buf_size,
phba->cfg_sg_dma_buf_size,
0);
else
phba->lpfc_scsi_dma_buf_pool =
pci_pool_create("lpfc_scsi_dma_buf_pool",
phba->pcidev, phba->cfg_sg_dma_buf_size,
align, 0);
if (!phba->lpfc_scsi_dma_buf_pool)
goto fail;
phba->lpfc_mbuf_pool = pci_pool_create("lpfc_mbuf_pool", phba->pcidev,
LPFC_BPL_SIZE, 8,0);
LPFC_BPL_SIZE,
align, 0);
if (!phba->lpfc_mbuf_pool)
goto fail_free_dma_buf_pool;
@ -97,23 +110,31 @@ lpfc_mem_alloc(struct lpfc_hba * phba)
sizeof(struct lpfc_nodelist));
if (!phba->nlp_mem_pool)
goto fail_free_mbox_pool;
phba->lpfc_hbq_pool = pci_pool_create("lpfc_hbq_pool",phba->pcidev,
LPFC_BPL_SIZE, 8, 0);
if (!phba->lpfc_hbq_pool)
phba->lpfc_hrb_pool = pci_pool_create("lpfc_hrb_pool",
phba->pcidev,
LPFC_HDR_BUF_SIZE, align, 0);
if (!phba->lpfc_hrb_pool)
goto fail_free_nlp_mem_pool;
phba->lpfc_drb_pool = pci_pool_create("lpfc_drb_pool",
phba->pcidev,
LPFC_DATA_BUF_SIZE, align, 0);
if (!phba->lpfc_drb_pool)
goto fail_free_hbq_pool;
/* vpi zero is reserved for the physical port so add 1 to max */
longs = ((phba->max_vpi + 1) + BITS_PER_LONG - 1) / BITS_PER_LONG;
phba->vpi_bmask = kzalloc(longs * sizeof(unsigned long), GFP_KERNEL);
if (!phba->vpi_bmask)
goto fail_free_hbq_pool;
goto fail_free_dbq_pool;
return 0;
fail_free_dbq_pool:
pci_pool_destroy(phba->lpfc_drb_pool);
phba->lpfc_drb_pool = NULL;
fail_free_hbq_pool:
lpfc_sli_hbqbuf_free_all(phba);
pci_pool_destroy(phba->lpfc_hbq_pool);
pci_pool_destroy(phba->lpfc_hrb_pool);
phba->lpfc_hrb_pool = NULL;
fail_free_nlp_mem_pool:
mempool_destroy(phba->nlp_mem_pool);
phba->nlp_mem_pool = NULL;
@ -136,27 +157,73 @@ lpfc_mem_alloc(struct lpfc_hba * phba)
}
/**
* lpfc_mem_free - Frees all PCI and memory allocated by lpfc_mem_alloc
* lpfc_mem_free - Frees memory allocated by lpfc_mem_alloc
* @phba: HBA to free memory for
*
* Description: Frees PCI pools lpfc_scsi_dma_buf_pool, lpfc_mbuf_pool,
* lpfc_hbq_pool. Frees kmalloc-backed mempools for LPFC_MBOXQ_t and
* lpfc_nodelist. Also frees the VPI bitmask
* Description: Free the memory allocated by lpfc_mem_alloc routine. This
* routine is a the counterpart of lpfc_mem_alloc.
*
* Returns: None
**/
void
lpfc_mem_free(struct lpfc_hba * phba)
lpfc_mem_free(struct lpfc_hba *phba)
{
int i;
struct lpfc_dma_pool *pool = &phba->lpfc_mbuf_safety_pool;
/* Free VPI bitmask memory */
kfree(phba->vpi_bmask);
/* Free HBQ pools */
lpfc_sli_hbqbuf_free_all(phba);
pci_pool_destroy(phba->lpfc_drb_pool);
phba->lpfc_drb_pool = NULL;
pci_pool_destroy(phba->lpfc_hrb_pool);
phba->lpfc_hrb_pool = NULL;
/* Free NLP memory pool */
mempool_destroy(phba->nlp_mem_pool);
phba->nlp_mem_pool = NULL;
/* Free mbox memory pool */
mempool_destroy(phba->mbox_mem_pool);
phba->mbox_mem_pool = NULL;
/* Free MBUF memory pool */
for (i = 0; i < pool->current_count; i++)
pci_pool_free(phba->lpfc_mbuf_pool, pool->elements[i].virt,
pool->elements[i].phys);
kfree(pool->elements);
pci_pool_destroy(phba->lpfc_mbuf_pool);
phba->lpfc_mbuf_pool = NULL;
/* Free DMA buffer memory pool */
pci_pool_destroy(phba->lpfc_scsi_dma_buf_pool);
phba->lpfc_scsi_dma_buf_pool = NULL;
return;
}
/**
* lpfc_mem_free_all - Frees all PCI and driver memory
* @phba: HBA to free memory for
*
* Description: Free memory from PCI and driver memory pools and also those
* used : lpfc_scsi_dma_buf_pool, lpfc_mbuf_pool, lpfc_hrb_pool. Frees
* kmalloc-backed mempools for LPFC_MBOXQ_t and lpfc_nodelist. Also frees
* the VPI bitmask.
*
* Returns: None
**/
void
lpfc_mem_free_all(struct lpfc_hba *phba)
{
struct lpfc_sli *psli = &phba->sli;
struct lpfc_dma_pool *pool = &phba->lpfc_mbuf_safety_pool;
LPFC_MBOXQ_t *mbox, *next_mbox;
struct lpfc_dmabuf *mp;
int i;
kfree(phba->vpi_bmask);
lpfc_sli_hbqbuf_free_all(phba);
/* Free memory used in mailbox queue back to mailbox memory pool */
list_for_each_entry_safe(mbox, next_mbox, &psli->mboxq, list) {
mp = (struct lpfc_dmabuf *) (mbox->context1);
if (mp) {
@ -166,6 +233,7 @@ lpfc_mem_free(struct lpfc_hba * phba)
list_del(&mbox->list);
mempool_free(mbox, phba->mbox_mem_pool);
}
/* Free memory used in mailbox cmpl list back to mailbox memory pool */
list_for_each_entry_safe(mbox, next_mbox, &psli->mboxq_cmpl, list) {
mp = (struct lpfc_dmabuf *) (mbox->context1);
if (mp) {
@ -175,8 +243,10 @@ lpfc_mem_free(struct lpfc_hba * phba)
list_del(&mbox->list);
mempool_free(mbox, phba->mbox_mem_pool);
}
/* Free the active mailbox command back to the mailbox memory pool */
spin_lock_irq(&phba->hbalock);
psli->sli_flag &= ~LPFC_SLI_MBOX_ACTIVE;
spin_unlock_irq(&phba->hbalock);
if (psli->mbox_active) {
mbox = psli->mbox_active;
mp = (struct lpfc_dmabuf *) (mbox->context1);
@ -188,27 +258,14 @@ lpfc_mem_free(struct lpfc_hba * phba)
psli->mbox_active = NULL;
}
for (i = 0; i < pool->current_count; i++)
pci_pool_free(phba->lpfc_mbuf_pool, pool->elements[i].virt,
pool->elements[i].phys);
kfree(pool->elements);
pci_pool_destroy(phba->lpfc_hbq_pool);
mempool_destroy(phba->nlp_mem_pool);
mempool_destroy(phba->mbox_mem_pool);
pci_pool_destroy(phba->lpfc_scsi_dma_buf_pool);
pci_pool_destroy(phba->lpfc_mbuf_pool);
phba->lpfc_hbq_pool = NULL;
phba->nlp_mem_pool = NULL;
phba->mbox_mem_pool = NULL;
phba->lpfc_scsi_dma_buf_pool = NULL;
phba->lpfc_mbuf_pool = NULL;
/* Free and destroy all the allocated memory pools */
lpfc_mem_free(phba);
/* Free the iocb lookup array */
kfree(psli->iocbq_lookup);
psli->iocbq_lookup = NULL;
return;
}
/**
@ -305,7 +362,7 @@ lpfc_mbuf_free(struct lpfc_hba * phba, void *virt, dma_addr_t dma)
* lpfc_els_hbq_alloc - Allocate an HBQ buffer
* @phba: HBA to allocate HBQ buffer for
*
* Description: Allocates a DMA-mapped HBQ buffer from the lpfc_hbq_pool PCI
* Description: Allocates a DMA-mapped HBQ buffer from the lpfc_hrb_pool PCI
* pool along a non-DMA-mapped container for it.
*
* Notes: Not interrupt-safe. Must be called with no locks held.
@ -323,7 +380,7 @@ lpfc_els_hbq_alloc(struct lpfc_hba *phba)
if (!hbqbp)
return NULL;
hbqbp->dbuf.virt = pci_pool_alloc(phba->lpfc_hbq_pool, GFP_KERNEL,
hbqbp->dbuf.virt = pci_pool_alloc(phba->lpfc_hrb_pool, GFP_KERNEL,
&hbqbp->dbuf.phys);
if (!hbqbp->dbuf.virt) {
kfree(hbqbp);
@ -334,7 +391,7 @@ lpfc_els_hbq_alloc(struct lpfc_hba *phba)
}
/**
* lpfc_mem_hbq_free - Frees an HBQ buffer allocated with lpfc_els_hbq_alloc
* lpfc_els_hbq_free - Frees an HBQ buffer allocated with lpfc_els_hbq_alloc
* @phba: HBA buffer was allocated for
* @hbqbp: HBQ container returned by lpfc_els_hbq_alloc
*
@ -348,11 +405,72 @@ lpfc_els_hbq_alloc(struct lpfc_hba *phba)
void
lpfc_els_hbq_free(struct lpfc_hba *phba, struct hbq_dmabuf *hbqbp)
{
pci_pool_free(phba->lpfc_hbq_pool, hbqbp->dbuf.virt, hbqbp->dbuf.phys);
pci_pool_free(phba->lpfc_hrb_pool, hbqbp->dbuf.virt, hbqbp->dbuf.phys);
kfree(hbqbp);
return;
}
/**
* lpfc_sli4_rb_alloc - Allocate an SLI4 Receive buffer
* @phba: HBA to allocate a receive buffer for
*
* Description: Allocates a DMA-mapped receive buffer from the lpfc_hrb_pool PCI
* pool along a non-DMA-mapped container for it.
*
* Notes: Not interrupt-safe. Must be called with no locks held.
*
* Returns:
* pointer to HBQ on success
* NULL on failure
**/
struct hbq_dmabuf *
lpfc_sli4_rb_alloc(struct lpfc_hba *phba)
{
struct hbq_dmabuf *dma_buf;
dma_buf = kmalloc(sizeof(struct hbq_dmabuf), GFP_KERNEL);
if (!dma_buf)
return NULL;
dma_buf->hbuf.virt = pci_pool_alloc(phba->lpfc_hrb_pool, GFP_KERNEL,
&dma_buf->hbuf.phys);
if (!dma_buf->hbuf.virt) {
kfree(dma_buf);
return NULL;
}
dma_buf->dbuf.virt = pci_pool_alloc(phba->lpfc_drb_pool, GFP_KERNEL,
&dma_buf->dbuf.phys);
if (!dma_buf->dbuf.virt) {
pci_pool_free(phba->lpfc_hrb_pool, dma_buf->hbuf.virt,
dma_buf->hbuf.phys);
kfree(dma_buf);
return NULL;
}
dma_buf->size = LPFC_BPL_SIZE;
return dma_buf;
}
/**
* lpfc_sli4_rb_free - Frees a receive buffer
* @phba: HBA buffer was allocated for
* @dmab: DMA Buffer container returned by lpfc_sli4_hbq_alloc
*
* Description: Frees both the container and the DMA-mapped buffers returned by
* lpfc_sli4_rb_alloc.
*
* Notes: Can be called with or without locks held.
*
* Returns: None
**/
void
lpfc_sli4_rb_free(struct lpfc_hba *phba, struct hbq_dmabuf *dmab)
{
pci_pool_free(phba->lpfc_hrb_pool, dmab->hbuf.virt, dmab->hbuf.phys);
pci_pool_free(phba->lpfc_drb_pool, dmab->dbuf.virt, dmab->dbuf.phys);
kfree(dmab);
return;
}
/**
* lpfc_in_buf_free - Free a DMA buffer
* @phba: HBA buffer is associated with

2
drivers/scsi/lpfc/lpfc_nportdisc.c
View File

@ -28,8 +28,10 @@
#include <scsi/scsi_host.h>
#include <scsi/scsi_transport_fc.h>
#include "lpfc_hw4.h"
#include "lpfc_hw.h"
#include "lpfc_sli.h"
#include "lpfc_sli4.h"
#include "lpfc_nl.h"
#include "lpfc_disc.h"
#include "lpfc_scsi.h"

492
drivers/scsi/lpfc/lpfc_scsi.c
View File

@ -31,8 +31,10 @@
#include <scsi/scsi_transport_fc.h>
#include "lpfc_version.h"
#include "lpfc_hw4.h"
#include "lpfc_hw.h"
#include "lpfc_sli.h"
#include "lpfc_sli4.h"
#include "lpfc_nl.h"
#include "lpfc_disc.h"
#include "lpfc_scsi.h"
@ -57,6 +59,8 @@ static char *dif_op_str[] = {
"SCSI_PROT_READ_CONVERT",
"SCSI_PROT_WRITE_CONVERT"
};
static void
lpfc_release_scsi_buf_s4(struct lpfc_hba *phba, struct lpfc_scsi_buf *psb);
static void
lpfc_debug_save_data(struct scsi_cmnd *cmnd)
@ -565,12 +569,279 @@ lpfc_new_scsi_buf_s3(struct lpfc_vport *vport, int num_to_alloc)
}
iocb->ulpClass = CLASS3;
psb->status = IOSTAT_SUCCESS;
/* Put it back into the SCSI buffer list */
lpfc_release_scsi_buf_s4(phba, psb);
}
return bcnt;
}
/**
* lpfc_sli4_fcp_xri_aborted - Fast-path process of fcp xri abort
* @phba: pointer to lpfc hba data structure.
* @axri: pointer to the fcp xri abort wcqe structure.
*
* This routine is invoked by the worker thread to process a SLI4 fast-path
* FCP aborted xri.
**/
void
lpfc_sli4_fcp_xri_aborted(struct lpfc_hba *phba,
struct sli4_wcqe_xri_aborted *axri)
{
uint16_t xri = bf_get(lpfc_wcqe_xa_xri, axri);
struct lpfc_scsi_buf *psb, *next_psb;
unsigned long iflag = 0;
spin_lock_irqsave(&phba->sli4_hba.abts_scsi_buf_list_lock, iflag);
list_for_each_entry_safe(psb, next_psb,
&phba->sli4_hba.lpfc_abts_scsi_buf_list, list) {
if (psb->cur_iocbq.sli4_xritag == xri) {
list_del(&psb->list);
psb->status = IOSTAT_SUCCESS;
spin_unlock_irqrestore(
&phba->sli4_hba.abts_scsi_buf_list_lock,
iflag);
lpfc_release_scsi_buf_s4(phba, psb);
return;
}
}
spin_unlock_irqrestore(&phba->sli4_hba.abts_scsi_buf_list_lock,
iflag);
}
/**
* lpfc_sli4_repost_scsi_sgl_list - Repsot the Scsi buffers sgl pages as block
* @phba: pointer to lpfc hba data structure.
*
* This routine walks the list of scsi buffers that have been allocated and
* repost them to the HBA by using SGL block post. This is needed after a
* pci_function_reset/warm_start or start. The lpfc_hba_down_post_s4 routine
* is responsible for moving all scsi buffers on the lpfc_abts_scsi_sgl_list
* to the lpfc_scsi_buf_list. If the repost fails, reject all scsi buffers.
*
* Returns: 0 = success, non-zero failure.
**/
int
lpfc_sli4_repost_scsi_sgl_list(struct lpfc_hba *phba)
{
struct lpfc_scsi_buf *psb;
int index, status, bcnt = 0, rcnt = 0, rc = 0;
LIST_HEAD(sblist);
for (index = 0; index < phba->sli4_hba.scsi_xri_cnt; index++) {
psb = phba->sli4_hba.lpfc_scsi_psb_array[index];
if (psb) {
/* Remove from SCSI buffer list */
list_del(&psb->list);
/* Add it to a local SCSI buffer list */
list_add_tail(&psb->list, &sblist);
if (++rcnt == LPFC_NEMBED_MBOX_SGL_CNT) {
bcnt = rcnt;
rcnt = 0;
}
} else
/* A hole present in the XRI array, need to skip */
bcnt = rcnt;
if (index == phba->sli4_hba.scsi_xri_cnt - 1)
/* End of XRI array for SCSI buffer, complete */
bcnt = rcnt;
/* Continue until collect up to a nembed page worth of sgls */
if (bcnt == 0)
continue;
/* Now, post the SCSI buffer list sgls as a block */
status = lpfc_sli4_post_scsi_sgl_block(phba, &sblist, bcnt);
/* Reset SCSI buffer count for next round of posting */
bcnt = 0;
while (!list_empty(&sblist)) {
list_remove_head(&sblist, psb, struct lpfc_scsi_buf,
list);
if (status) {
/* Put this back on the abort scsi list */
psb->status = IOSTAT_LOCAL_REJECT;
psb->result = IOERR_ABORT_REQUESTED;
rc++;
} else
psb->status = IOSTAT_SUCCESS;
/* Put it back into the SCSI buffer list */
lpfc_release_scsi_buf_s4(phba, psb);
}
}
return rc;
}
/**
* lpfc_new_scsi_buf_s4 - Scsi buffer allocator for HBA with SLI4 IF spec
* @vport: The virtual port for which this call being executed.
* @num_to_allocate: The requested number of buffers to allocate.
*
* This routine allocates a scsi buffer for device with SLI-4 interface spec,
* the scsi buffer contains all the necessary information needed to initiate
* a SCSI I/O.
*
* Return codes:
* int - number of scsi buffers that were allocated.
* 0 = failure, less than num_to_alloc is a partial failure.
**/
static int
lpfc_new_scsi_buf_s4(struct lpfc_vport *vport, int num_to_alloc)
{
struct lpfc_hba *phba = vport->phba;
struct lpfc_scsi_buf *psb;
struct sli4_sge *sgl;
IOCB_t *iocb;
dma_addr_t pdma_phys_fcp_cmd;
dma_addr_t pdma_phys_fcp_rsp;
dma_addr_t pdma_phys_bpl, pdma_phys_bpl1;
uint16_t iotag, last_xritag = NO_XRI;
int status = 0, index;
int bcnt;
int non_sequential_xri = 0;
int rc = 0;
LIST_HEAD(sblist);
for (bcnt = 0; bcnt < num_to_alloc; bcnt++) {
psb = kzalloc(sizeof(struct lpfc_scsi_buf), GFP_KERNEL);
if (!psb)
break;
/*
* Get memory from the pci pool to map the virt space to pci bus
* space for an I/O. The DMA buffer includes space for the
* struct fcp_cmnd, struct fcp_rsp and the number of bde's
* necessary to support the sg_tablesize.
*/
psb->data = pci_pool_alloc(phba->lpfc_scsi_dma_buf_pool,
GFP_KERNEL, &psb->dma_handle);
if (!psb->data) {
kfree(psb);
break;
}
/* Initialize virtual ptrs to dma_buf region. */
memset(psb->data, 0, phba->cfg_sg_dma_buf_size);
/* Allocate iotag for psb->cur_iocbq. */
iotag = lpfc_sli_next_iotag(phba, &psb->cur_iocbq);
if (iotag == 0) {
kfree(psb);
break;
}
psb->cur_iocbq.sli4_xritag = lpfc_sli4_next_xritag(phba);
if (psb->cur_iocbq.sli4_xritag == NO_XRI) {
pci_pool_free(phba->lpfc_scsi_dma_buf_pool,
psb->data, psb->dma_handle);
kfree(psb);
break;
}
if (last_xritag != NO_XRI
&& psb->cur_iocbq.sli4_xritag != (last_xritag+1)) {
non_sequential_xri = 1;
} else
list_add_tail(&psb->list, &sblist);
last_xritag = psb->cur_iocbq.sli4_xritag;
index = phba->sli4_hba.scsi_xri_cnt++;
psb->cur_iocbq.iocb_flag |= LPFC_IO_FCP;
psb->fcp_bpl = psb->data;
psb->fcp_cmnd = (psb->data + phba->cfg_sg_dma_buf_size)
- (sizeof(struct fcp_cmnd) + sizeof(struct fcp_rsp));
psb->fcp_rsp = (struct fcp_rsp *)((uint8_t *)psb->fcp_cmnd +
sizeof(struct fcp_cmnd));
/* Initialize local short-hand pointers. */
sgl = (struct sli4_sge *)psb->fcp_bpl;
pdma_phys_bpl = psb->dma_handle;
pdma_phys_fcp_cmd =
(psb->dma_handle + phba->cfg_sg_dma_buf_size)
- (sizeof(struct fcp_cmnd) + sizeof(struct fcp_rsp));
pdma_phys_fcp_rsp = pdma_phys_fcp_cmd + sizeof(struct fcp_cmnd);
/*
* The first two bdes are the FCP_CMD and FCP_RSP. The balance
* are sg list bdes. Initialize the first two and leave the
* rest for queuecommand.
*/
sgl->addr_hi = cpu_to_le32(putPaddrHigh(pdma_phys_fcp_cmd));
sgl->addr_lo = cpu_to_le32(putPaddrLow(pdma_phys_fcp_cmd));
bf_set(lpfc_sli4_sge_len, sgl, sizeof(struct fcp_cmnd));
bf_set(lpfc_sli4_sge_last, sgl, 0);
sgl->word2 = cpu_to_le32(sgl->word2);
sgl->word3 = cpu_to_le32(sgl->word3);
sgl++;
/* Setup the physical region for the FCP RSP */
sgl->addr_hi = cpu_to_le32(putPaddrHigh(pdma_phys_fcp_rsp));
sgl->addr_lo = cpu_to_le32(putPaddrLow(pdma_phys_fcp_rsp));
bf_set(lpfc_sli4_sge_len, sgl, sizeof(struct fcp_rsp));
bf_set(lpfc_sli4_sge_last, sgl, 1);
sgl->word2 = cpu_to_le32(sgl->word2);
sgl->word3 = cpu_to_le32(sgl->word3);
/*
* Since the IOCB for the FCP I/O is built into this
* lpfc_scsi_buf, initialize it with all known data now.
*/
iocb = &psb->cur_iocbq.iocb;
iocb->un.fcpi64.bdl.ulpIoTag32 = 0;
iocb->un.fcpi64.bdl.bdeFlags = BUFF_TYPE_BDE_64;
/* setting the BLP size to 2 * sizeof BDE may not be correct.
* We are setting the bpl to point to out sgl. An sgl's
* entries are 16 bytes, a bpl entries are 12 bytes.
*/
iocb->un.fcpi64.bdl.bdeSize = sizeof(struct fcp_cmnd);
iocb->un.fcpi64.bdl.addrLow = putPaddrLow(pdma_phys_fcp_cmd);
iocb->un.fcpi64.bdl.addrHigh = putPaddrHigh(pdma_phys_fcp_cmd);
iocb->ulpBdeCount = 1;
iocb->ulpLe = 1;
iocb->ulpClass = CLASS3;
if (phba->cfg_sg_dma_buf_size > SGL_PAGE_SIZE)
pdma_phys_bpl1 = pdma_phys_bpl + SGL_PAGE_SIZE;
else
pdma_phys_bpl1 = 0;
psb->dma_phys_bpl = pdma_phys_bpl;
phba->sli4_hba.lpfc_scsi_psb_array[index] = psb;
if (non_sequential_xri) {
status = lpfc_sli4_post_sgl(phba, pdma_phys_bpl,
pdma_phys_bpl1,
psb->cur_iocbq.sli4_xritag);
if (status) {
/* Put this back on the abort scsi list */
psb->status = IOSTAT_LOCAL_REJECT;
psb->result = IOERR_ABORT_REQUESTED;
rc++;
} else
psb->status = IOSTAT_SUCCESS;
/* Put it back into the SCSI buffer list */
lpfc_release_scsi_buf_s4(phba, psb);
break;
}
}
if (bcnt) {
status = lpfc_sli4_post_scsi_sgl_block(phba, &sblist, bcnt);
/* Reset SCSI buffer count for next round of posting */
while (!list_empty(&sblist)) {
list_remove_head(&sblist, psb, struct lpfc_scsi_buf,
list);
if (status) {
/* Put this back on the abort scsi list */
psb->status = IOSTAT_LOCAL_REJECT;
psb->result = IOERR_ABORT_REQUESTED;
rc++;
} else
psb->status = IOSTAT_SUCCESS;
/* Put it back into the SCSI buffer list */
lpfc_release_scsi_buf_s4(phba, psb);
}
}
return bcnt + non_sequential_xri - rc;
}
/**
* lpfc_new_scsi_buf - Wrapper funciton for scsi buffer allocator
* @vport: The virtual port for which this call being executed.
@ -637,6 +908,39 @@ lpfc_release_scsi_buf_s3(struct lpfc_hba *phba, struct lpfc_scsi_buf *psb)
spin_unlock_irqrestore(&phba->scsi_buf_list_lock, iflag);
}
/**
* lpfc_release_scsi_buf_s4: Return a scsi buffer back to hba scsi buf list.
* @phba: The Hba for which this call is being executed.
* @psb: The scsi buffer which is being released.
*
* This routine releases @psb scsi buffer by adding it to tail of @phba
* lpfc_scsi_buf_list list. For SLI4 XRI's are tied to the scsi buffer
* and cannot be reused for at least RA_TOV amount of time if it was
* aborted.
**/
static void
lpfc_release_scsi_buf_s4(struct lpfc_hba *phba, struct lpfc_scsi_buf *psb)
{
unsigned long iflag = 0;
if (psb->status == IOSTAT_LOCAL_REJECT
&& psb->result == IOERR_ABORT_REQUESTED) {
spin_lock_irqsave(&phba->sli4_hba.abts_scsi_buf_list_lock,
iflag);
psb->pCmd = NULL;
list_add_tail(&psb->list,
&phba->sli4_hba.lpfc_abts_scsi_buf_list);
spin_unlock_irqrestore(&phba->sli4_hba.abts_scsi_buf_list_lock,
iflag);
} else {
spin_lock_irqsave(&phba->scsi_buf_list_lock, iflag);
psb->pCmd = NULL;
list_add_tail(&psb->list, &phba->lpfc_scsi_buf_list);
spin_unlock_irqrestore(&phba->scsi_buf_list_lock, iflag);
}
}
/**
* lpfc_release_scsi_buf: Return a scsi buffer back to hba scsi buf list.
* @phba: The Hba for which this call is being executed.
@ -1454,6 +1758,115 @@ out:
return ret;
}
/**
* lpfc_scsi_prep_dma_buf_s4 - DMA mapping for scsi buffer to SLI4 IF spec
* @phba: The Hba for which this call is being executed.
* @lpfc_cmd: The scsi buffer which is going to be mapped.
*
* This routine does the pci dma mapping for scatter-gather list of scsi cmnd
* field of @lpfc_cmd for device with SLI-4 interface spec.
*
* Return codes:
* 1 - Error
* 0 - Success
**/
static int
lpfc_scsi_prep_dma_buf_s4(struct lpfc_hba *phba, struct lpfc_scsi_buf *lpfc_cmd)
{
struct scsi_cmnd *scsi_cmnd = lpfc_cmd->pCmd;
struct scatterlist *sgel = NULL;
struct fcp_cmnd *fcp_cmnd = lpfc_cmd->fcp_cmnd;
struct sli4_sge *sgl = (struct sli4_sge *)lpfc_cmd->fcp_bpl;
IOCB_t *iocb_cmd = &lpfc_cmd->cur_iocbq.iocb;
dma_addr_t physaddr;
uint32_t num_bde = 0;
uint32_t dma_len;
uint32_t dma_offset = 0;
int nseg;
/*
* There are three possibilities here - use scatter-gather segment, use
* the single mapping, or neither. Start the lpfc command prep by
* bumping the bpl beyond the fcp_cmnd and fcp_rsp regions to the first
* data bde entry.
*/
if (scsi_sg_count(scsi_cmnd)) {
/*
* The driver stores the segment count returned from pci_map_sg
* because this a count of dma-mappings used to map the use_sg
* pages. They are not guaranteed to be the same for those
* architectures that implement an IOMMU.
*/
nseg = scsi_dma_map(scsi_cmnd);
if (unlikely(!nseg))
return 1;
sgl += 1;
/* clear the last flag in the fcp_rsp map entry */
sgl->word2 = le32_to_cpu(sgl->word2);
bf_set(lpfc_sli4_sge_last, sgl, 0);
sgl->word2 = cpu_to_le32(sgl->word2);
sgl += 1;
lpfc_cmd->seg_cnt = nseg;
if (lpfc_cmd->seg_cnt > phba->cfg_sg_seg_cnt) {
printk(KERN_ERR "%s: Too many sg segments from "
"dma_map_sg. Config %d, seg_cnt %d\n",
__func__, phba->cfg_sg_seg_cnt,
lpfc_cmd->seg_cnt);
scsi_dma_unmap(scsi_cmnd);
return 1;
}
/*
* The driver established a maximum scatter-gather segment count
* during probe that limits the number of sg elements in any
* single scsi command. Just run through the seg_cnt and format
* the sge's.
* When using SLI-3 the driver will try to fit all the BDEs into
* the IOCB. If it can't then the BDEs get added to a BPL as it
* does for SLI-2 mode.
*/
scsi_for_each_sg(scsi_cmnd, sgel, nseg, num_bde) {
physaddr = sg_dma_address(sgel);
dma_len = sg_dma_len(sgel);
bf_set(lpfc_sli4_sge_len, sgl, sg_dma_len(sgel));
sgl->addr_lo = cpu_to_le32(putPaddrLow(physaddr));
sgl->addr_hi = cpu_to_le32(putPaddrHigh(physaddr));
if ((num_bde + 1) == nseg)
bf_set(lpfc_sli4_sge_last, sgl, 1);
else
bf_set(lpfc_sli4_sge_last, sgl, 0);
bf_set(lpfc_sli4_sge_offset, sgl, dma_offset);
sgl->word2 = cpu_to_le32(sgl->word2);
sgl->word3 = cpu_to_le32(sgl->word3);
dma_offset += dma_len;
sgl++;
}
} else {
sgl += 1;
/* clear the last flag in the fcp_rsp map entry */
sgl->word2 = le32_to_cpu(sgl->word2);
bf_set(lpfc_sli4_sge_last, sgl, 1);
sgl->word2 = cpu_to_le32(sgl->word2);
}
/*
* Finish initializing those IOCB fields that are dependent on the
* scsi_cmnd request_buffer. Note that for SLI-2 the bdeSize is
* explicitly reinitialized.
* all iocb memory resources are reused.
*/
fcp_cmnd->fcpDl = cpu_to_be32(scsi_bufflen(scsi_cmnd));
/*
* Due to difference in data length between DIF/non-DIF paths,
* we need to set word 4 of IOCB here
*/
iocb_cmd->un.fcpi.fcpi_parm = scsi_bufflen(scsi_cmnd);
return 0;
}
/**
* lpfc_scsi_prep_dma_buf - Wrapper function for DMA mapping of scsi buffer
* @phba: The Hba for which this call is being executed.
@ -1589,6 +2002,22 @@ lpfc_scsi_unprep_dma_buf_s3(struct lpfc_hba *phba, struct lpfc_scsi_buf *psb)
psb->pCmd->sc_data_direction);
}
/**
* lpfc_scsi_unprep_dma_buf_s4 - Un-map DMA mapping of SG-list for SLI4 dev
* @phba: The Hba for which this call is being executed.
* @psb: The scsi buffer which is going to be un-mapped.
*
* This routine does DMA un-mapping of scatter gather list of scsi command
* field of @lpfc_cmd for device with SLI-4 interface spec. If we have to
* remove the sgl for this scsi buffer then we will do it here. For now
* we should be able to just call the sli3 unprep routine.
**/
static void
lpfc_scsi_unprep_dma_buf_s4(struct lpfc_hba *phba, struct lpfc_scsi_buf *psb)
{
lpfc_scsi_unprep_dma_buf_s3(phba, psb);
}
/**
* lpfc_scsi_unprep_dma_buf - Wrapper function for unmap DMA mapping of SG-list
* @phba: The Hba for which this call is being executed.
@ -2128,6 +2557,29 @@ lpfc_scsi_prep_cmnd_s3(struct lpfc_vport *vport, struct lpfc_scsi_buf *lpfc_cmd,
piocbq->vport = vport;
}
/**
* lpfc_scsi_prep_cmnd_s4 - Convert scsi cmnd to FCP infor unit for SLI4 dev
* @vport: The virtual port for which this call is being executed.
* @lpfc_cmd: The scsi command which needs to send.
* @pnode: Pointer to lpfc_nodelist.
*
* This routine initializes fcp_cmnd and iocb data structure from scsi command
* to transfer for device with SLI4 interface spec.
**/
static void
lpfc_scsi_prep_cmnd_s4(struct lpfc_vport *vport, struct lpfc_scsi_buf *lpfc_cmd,
struct lpfc_nodelist *pnode)
{
/*
* The prep cmnd routines do not touch the sgl or its
* entries. We may not have to do anything different.
* I will leave this function in place until we can
* run some IO through the driver and determine if changes
* are needed.
*/
return lpfc_scsi_prep_cmnd_s3(vport, lpfc_cmd, pnode);
}
/**
* lpfc_scsi_prep_cmnd - Wrapper func for convert scsi cmnd to FCP info unit
* @vport: The virtual port for which this call is being executed.
@ -2208,6 +2660,37 @@ lpfc_scsi_prep_task_mgmt_cmd_s3(struct lpfc_vport *vport,
return 1;
}
/**
* lpfc_scsi_prep_task_mgmt_cmnd_s4 - Convert SLI4 scsi TM cmd to FCP info unit
* @vport: The virtual port for which this call is being executed.
* @lpfc_cmd: Pointer to lpfc_scsi_buf data structure.
* @lun: Logical unit number.
* @task_mgmt_cmd: SCSI task management command.
*
* This routine creates FCP information unit corresponding to @task_mgmt_cmd
* for device with SLI-4 interface spec.
*
* Return codes:
* 0 - Error
* 1 - Success
**/
static int
lpfc_scsi_prep_task_mgmt_cmd_s4(struct lpfc_vport *vport,
struct lpfc_scsi_buf *lpfc_cmd,
unsigned int lun,
uint8_t task_mgmt_cmd)
{
/*
* The prep cmnd routines do not touch the sgl or its
* entries. We may not have to do anything different.
* I will leave this function in place until we can
* run some IO through the driver and determine if changes
* are needed.
*/
return lpfc_scsi_prep_task_mgmt_cmd_s3(vport, lpfc_cmd, lun,
task_mgmt_cmd);
}
/**
* lpfc_scsi_prep_task_mgmt_cmnd - Wrapper func convert scsi TM cmd to FCP info
* @vport: The virtual port for which this call is being executed.
@ -2257,6 +2740,15 @@ lpfc_scsi_api_table_setup(struct lpfc_hba *phba, uint8_t dev_grp)
lpfc_scsi_prep_task_mgmt_cmd_s3;
phba->lpfc_release_scsi_buf = lpfc_release_scsi_buf_s3;
break;
case LPFC_PCI_DEV_OC:
phba->lpfc_new_scsi_buf = lpfc_new_scsi_buf_s4;
phba->lpfc_scsi_prep_dma_buf = lpfc_scsi_prep_dma_buf_s4;
phba->lpfc_scsi_prep_cmnd = lpfc_scsi_prep_cmnd_s4;
phba->lpfc_scsi_unprep_dma_buf = lpfc_scsi_unprep_dma_buf_s4;
phba->lpfc_scsi_prep_task_mgmt_cmd =
lpfc_scsi_prep_task_mgmt_cmd_s4;
phba->lpfc_release_scsi_buf = lpfc_release_scsi_buf_s4;
break;
default:
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
"1418 Invalid HBA PCI-device group: 0x%x\n",

2
drivers/scsi/lpfc/lpfc_scsi.h
View File

@ -140,6 +140,8 @@ struct lpfc_scsi_buf {
struct fcp_rsp *fcp_rsp;
struct ulp_bde64 *fcp_bpl;
dma_addr_t dma_phys_bpl;
/* cur_iocbq has phys of the dma-able buffer.
* Iotag is in here
*/

1259
drivers/scsi/lpfc/lpfc_sli.c
View File

File diff suppressed because it is too large Load Diff

25
drivers/scsi/lpfc/lpfc_sli.h
View File

@ -29,13 +29,23 @@ typedef enum _lpfc_ctx_cmd {
LPFC_CTX_HOST
} lpfc_ctx_cmd;
/* This structure is used to carry the needed response IOCB states */
struct lpfc_sli4_rspiocb_info {
uint8_t hw_status;
uint8_t bfield;
#define LPFC_XB 0x1
#define LPFC_PV 0x2
uint8_t priority;
uint8_t reserved;
};
/* This structure is used to handle IOCB requests / responses */
struct lpfc_iocbq {
/* lpfc_iocbqs are used in double linked lists */
struct list_head list;
struct list_head clist;
uint16_t iotag; /* pre-assigned IO tag */
uint16_t rsvd1;
uint16_t sli4_xritag; /* pre-assigned XRI, (OXID) tag. */
IOCB_t iocb; /* IOCB cmd */
uint8_t retry; /* retry counter for IOCB cmd - if needed */
@ -65,7 +75,7 @@ struct lpfc_iocbq {
struct lpfc_iocbq *);
void (*iocb_cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
struct lpfc_iocbq *);
struct lpfc_sli4_rspiocb_info sli4_info;
};
#define SLI_IOCB_RET_IOCB 1 /* Return IOCB if cmd ring full */
@ -81,14 +91,18 @@ struct lpfc_iocbq {
typedef struct lpfcMboxq {
/* MBOXQs are used in single linked lists */
struct list_head list; /* ptr to next mailbox command */
union {
MAILBOX_t mb; /* Mailbox cmd */
struct lpfc_vport *vport;/* virutal port pointer */
struct lpfc_mqe mqe;
} u;
struct lpfc_vport *vport;/* virtual port pointer */
void *context1; /* caller context information */
void *context2; /* caller context information */
void (*mbox_cmpl) (struct lpfc_hba *, struct lpfcMboxq *);
uint8_t mbox_flag;
struct lpfc_mcqe mcqe;
struct lpfc_mbx_nembed_sge_virt *sge_array;
} LPFC_MBOXQ_t;
#define MBX_POLL 1 /* poll mailbox till command done, then
@ -234,6 +248,7 @@ struct lpfc_sli {
#define LPFC_PROCESS_LA 0x400 /* Able to process link attention */
#define LPFC_BLOCK_MGMT_IO 0x800 /* Don't allow mgmt mbx or iocb cmds */
#define LPFC_MENLO_MAINT 0x1000 /* need for menl fw download */
#define LPFC_SLI_ASYNC_MBX_BLK 0x2000 /* Async mailbox is blocked */
struct lpfc_sli_ring ring[LPFC_MAX_RING];
int fcp_ring; /* ring used for FCP initiator commands */
@ -261,6 +276,8 @@ struct lpfc_sli {
#define LPFC_MBOX_TMO 30 /* Sec tmo for outstanding mbox
command */
#define LPFC_MBOX_SLI4_CONFIG_TMO 60 /* Sec tmo for outstanding mbox
command */
#define LPFC_MBOX_TMO_FLASH_CMD 300 /* Sec tmo for outstanding FLASH write
* or erase cmds. This is especially
* long because of the potential of

467
drivers/scsi/lpfc/lpfc_sli4.h Normal file
View File

@ -0,0 +1,467 @@
/*******************************************************************
* This file is part of the Emulex Linux Device Driver for *
* Fibre Channel Host Bus Adapters. *
* Copyright (C) 2009 Emulex. All rights reserved. *
* EMULEX and SLI are trademarks of Emulex. *
* www.emulex.com *
* *
* This program is free software; you can redistribute it and/or *
* modify it under the terms of version 2 of the GNU General *
* Public License as published by the Free Software Foundation. *
* This program is distributed in the hope that it will be useful. *
* ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND *
* WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, *
* FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE *
* DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD *
* TO BE LEGALLY INVALID. See the GNU General Public License for *
* more details, a copy of which can be found in the file COPYING *
* included with this package. *
*******************************************************************/
#define LPFC_ACTIVE_MBOX_WAIT_CNT 100
#define LPFC_RELEASE_NOTIFICATION_INTERVAL 32
#define LPFC_GET_QE_REL_INT 32
#define LPFC_RPI_LOW_WATER_MARK 10
/* Number of SGL entries can be posted in a 4KB nonembedded mbox command */
#define LPFC_NEMBED_MBOX_SGL_CNT 254
/* Multi-queue arrangement for fast-path FCP work queues */
#define LPFC_FN_EQN_MAX 8
#define LPFC_SP_EQN_DEF 1
#define LPFC_FP_EQN_DEF 1
#define LPFC_FP_EQN_MIN 1
#define LPFC_FP_EQN_MAX (LPFC_FN_EQN_MAX - LPFC_SP_EQN_DEF)
#define LPFC_FN_WQN_MAX 32
#define LPFC_SP_WQN_DEF 1
#define LPFC_FP_WQN_DEF 4
#define LPFC_FP_WQN_MIN 1
#define LPFC_FP_WQN_MAX (LPFC_FN_WQN_MAX - LPFC_SP_WQN_DEF)
/*
* Provide the default FCF Record attributes used by the driver
* when nonFIP mode is configured and there is no other default
* FCF Record attributes.
*/
#define LPFC_FCOE_FCF_DEF_INDEX 0
#define LPFC_FCOE_FCF_GET_FIRST 0xFFFF
#define LPFC_FCOE_FCF_NEXT_NONE 0xFFFF
/* First 3 bytes of default FCF MAC is specified by FC_MAP */
#define LPFC_FCOE_FCF_MAC3 0xFF
#define LPFC_FCOE_FCF_MAC4 0xFF
#define LPFC_FCOE_FCF_MAC5 0xFE
#define LPFC_FCOE_FCF_MAP0 0x0E
#define LPFC_FCOE_FCF_MAP1 0xFC
#define LPFC_FCOE_FCF_MAP2 0x00
#define LPFC_FCOE_MAX_RCV_SIZE 0x5AC
#define LPFC_FCOE_FKA_ADV_PER 0
#define LPFC_FCOE_FIP_PRIORITY 0x80
enum lpfc_sli4_queue_type {
LPFC_EQ,
LPFC_GCQ,
LPFC_MCQ,
LPFC_WCQ,
LPFC_RCQ,
LPFC_MQ,
LPFC_WQ,
LPFC_HRQ,
LPFC_DRQ
};
/* The queue sub-type defines the functional purpose of the queue */
enum lpfc_sli4_queue_subtype {
LPFC_NONE,
LPFC_MBOX,
LPFC_FCP,
LPFC_ELS,
LPFC_USOL
};
union sli4_qe {
void *address;
struct lpfc_eqe *eqe;
struct lpfc_cqe *cqe;
struct lpfc_mcqe *mcqe;
struct lpfc_wcqe_complete *wcqe_complete;
struct lpfc_wcqe_release *wcqe_release;
struct sli4_wcqe_xri_aborted *wcqe_xri_aborted;
struct lpfc_rcqe_complete *rcqe_complete;
struct lpfc_mqe *mqe;
union lpfc_wqe *wqe;
struct lpfc_rqe *rqe;
};
struct lpfc_queue {
struct list_head list;
enum lpfc_sli4_queue_type type;
enum lpfc_sli4_queue_subtype subtype;
struct lpfc_hba *phba;
struct list_head child_list;
uint32_t entry_count; /* Number of entries to support on the queue */
uint32_t entry_size; /* Size of each queue entry. */
uint32_t queue_id; /* Queue ID assigned by the hardware */
struct list_head page_list;
uint32_t page_count; /* Number of pages allocated for this queue */
uint32_t host_index; /* The host's index for putting or getting */
uint32_t hba_index; /* The last known hba index for get or put */
union sli4_qe qe[1]; /* array to index entries (must be last) */
};
struct lpfc_cq_event {
struct list_head list;
union {
struct lpfc_mcqe mcqe_cmpl;
struct lpfc_acqe_link acqe_link;
struct lpfc_acqe_fcoe acqe_fcoe;
struct lpfc_acqe_dcbx acqe_dcbx;
struct lpfc_rcqe rcqe_cmpl;
struct sli4_wcqe_xri_aborted wcqe_axri;
} cqe;
};
struct lpfc_sli4_link {
uint8_t speed;
uint8_t duplex;
uint8_t status;
uint8_t physical;
uint8_t fault;
};
struct lpfc_fcf {
uint8_t fabric_name[8];
uint8_t mac_addr[6];
uint16_t fcf_indx;
uint16_t fcfi;
uint32_t fcf_flag;
#define FCF_AVAILABLE 0x01 /* FCF available for discovery */
#define FCF_REGISTERED 0x02 /* FCF registered with FW */
#define FCF_DISCOVERED 0x04 /* FCF discovery started */
#define FCF_BOOT_ENABLE 0x08 /* Boot bios use this FCF */
#define FCF_IN_USE 0x10 /* Atleast one discovery completed */
#define FCF_VALID_VLAN 0x20 /* Use the vlan id specified */
uint32_t priority;
uint32_t addr_mode;
uint16_t vlan_id;
};
#define LPFC_REGION23_SIGNATURE "RG23"
#define LPFC_REGION23_VERSION 1
#define LPFC_REGION23_LAST_REC 0xff
struct lpfc_fip_param_hdr {
uint8_t type;
#define FCOE_PARAM_TYPE 0xA0
uint8_t length;
#define FCOE_PARAM_LENGTH 2
uint8_t parm_version;
#define FIPP_VERSION 0x01
uint8_t parm_flags;
#define lpfc_fip_param_hdr_fipp_mode_SHIFT 6
#define lpfc_fip_param_hdr_fipp_mode_MASK 0x3
#define lpfc_fip_param_hdr_fipp_mode_WORD parm_flags
#define FIPP_MODE_ON 0x2
#define FIPP_MODE_OFF 0x0
#define FIPP_VLAN_VALID 0x1
};
struct lpfc_fcoe_params {
uint8_t fc_map[3];
uint8_t reserved1;
uint16_t vlan_tag;
uint8_t reserved[2];
};
struct lpfc_fcf_conn_hdr {
uint8_t type;
#define FCOE_CONN_TBL_TYPE 0xA1
uint8_t length; /* words */
uint8_t reserved[2];
};
struct lpfc_fcf_conn_rec {
uint16_t flags;
#define FCFCNCT_VALID 0x0001
#define FCFCNCT_BOOT 0x0002
#define FCFCNCT_PRIMARY 0x0004 /* if not set, Secondary */
#define FCFCNCT_FBNM_VALID 0x0008
#define FCFCNCT_SWNM_VALID 0x0010
#define FCFCNCT_VLAN_VALID 0x0020
#define FCFCNCT_AM_VALID 0x0040
#define FCFCNCT_AM_PREFERRED 0x0080 /* if not set, AM Required */
#define FCFCNCT_AM_SPMA 0x0100 /* if not set, FPMA */
uint16_t vlan_tag;
uint8_t fabric_name[8];
uint8_t switch_name[8];
};
struct lpfc_fcf_conn_entry {
struct list_head list;
struct lpfc_fcf_conn_rec conn_rec;
};
/*
* Define the host's bootstrap mailbox. This structure contains
* the member attributes needed to create, use, and destroy the
* bootstrap mailbox region.
*
* The macro definitions for the bmbx data structure are defined
* in lpfc_hw4.h with the register definition.
*/
struct lpfc_bmbx {
struct lpfc_dmabuf *dmabuf;
struct dma_address dma_address;
void *avirt;
dma_addr_t aphys;
uint32_t bmbx_size;
};
#define LPFC_EQE_SIZE LPFC_EQE_SIZE_4
#define LPFC_EQE_SIZE_4B 4
#define LPFC_EQE_SIZE_16B 16
#define LPFC_CQE_SIZE 16
#define LPFC_WQE_SIZE 64
#define LPFC_MQE_SIZE 256
#define LPFC_RQE_SIZE 8
#define LPFC_EQE_DEF_COUNT 1024
#define LPFC_CQE_DEF_COUNT 256
#define LPFC_WQE_DEF_COUNT 64
#define LPFC_MQE_DEF_COUNT 16
#define LPFC_RQE_DEF_COUNT 512
#define LPFC_QUEUE_NOARM false
#define LPFC_QUEUE_REARM true
/*
* SLI4 CT field defines
*/
#define SLI4_CT_RPI 0
#define SLI4_CT_VPI 1
#define SLI4_CT_VFI 2
#define SLI4_CT_FCFI 3
#define LPFC_SLI4_MAX_SEGMENT_SIZE 0x10000
/*
* SLI4 specific data structures
*/
struct lpfc_max_cfg_param {
uint16_t max_xri;
uint16_t xri_base;
uint16_t xri_used;
uint16_t max_rpi;
uint16_t rpi_base;
uint16_t rpi_used;
uint16_t max_vpi;
uint16_t vpi_base;
uint16_t vpi_used;
uint16_t max_vfi;
uint16_t vfi_base;
uint16_t vfi_used;
uint16_t max_fcfi;
uint16_t fcfi_base;
uint16_t fcfi_used;
uint16_t max_eq;
uint16_t max_rq;
uint16_t max_cq;
uint16_t max_wq;
};
struct lpfc_hba;
/* SLI4 HBA multi-fcp queue handler struct */
struct lpfc_fcp_eq_hdl {
uint32_t idx;
struct lpfc_hba *phba;
};
/* SLI4 HBA data structure entries */
struct lpfc_sli4_hba {
void __iomem *conf_regs_memmap_p; /* Kernel memory mapped address for
PCI BAR0, config space registers */
void __iomem *ctrl_regs_memmap_p; /* Kernel memory mapped address for
PCI BAR1, control registers */
void __iomem *drbl_regs_memmap_p; /* Kernel memory mapped address for
PCI BAR2, doorbell registers */
/* BAR0 PCI config space register memory map */
void __iomem *UERRLOregaddr; /* Address to UERR_STATUS_LO register */
void __iomem *UERRHIregaddr; /* Address to UERR_STATUS_HI register */
void __iomem *ONLINE0regaddr; /* Address to components of internal UE */
void __iomem *ONLINE1regaddr; /* Address to components of internal UE */
#define LPFC_ONLINE_NERR 0xFFFFFFFF
void __iomem *SCRATCHPADregaddr; /* Address to scratchpad register */
/* BAR1 FCoE function CSR register memory map */
void __iomem *STAregaddr; /* Address to HST_STATE register */
void __iomem *ISRregaddr; /* Address to HST_ISR register */
void __iomem *IMRregaddr; /* Address to HST_IMR register */
void __iomem *ISCRregaddr; /* Address to HST_ISCR register */
/* BAR2 VF-0 doorbell register memory map */
void __iomem *RQDBregaddr; /* Address to RQ_DOORBELL register */
void __iomem *WQDBregaddr; /* Address to WQ_DOORBELL register */
void __iomem *EQCQDBregaddr; /* Address to EQCQ_DOORBELL register */
void __iomem *MQDBregaddr; /* Address to MQ_DOORBELL register */
void __iomem *BMBXregaddr; /* Address to BootStrap MBX register */
struct msix_entry *msix_entries;
uint32_t cfg_eqn;
struct lpfc_fcp_eq_hdl *fcp_eq_hdl; /* FCP per-WQ handle */
/* Pointers to the constructed SLI4 queues */
struct lpfc_queue **fp_eq; /* Fast-path event queue */
struct lpfc_queue *sp_eq; /* Slow-path event queue */
struct lpfc_queue **fcp_wq;/* Fast-path FCP work queue */
struct lpfc_queue *mbx_wq; /* Slow-path MBOX work queue */
struct lpfc_queue *els_wq; /* Slow-path ELS work queue */
struct lpfc_queue *hdr_rq; /* Slow-path Header Receive queue */
struct lpfc_queue *dat_rq; /* Slow-path Data Receive queue */
struct lpfc_queue **fcp_cq;/* Fast-path FCP compl queue */
struct lpfc_queue *mbx_cq; /* Slow-path mailbox complete queue */
struct lpfc_queue *els_cq; /* Slow-path ELS response complete queue */
struct lpfc_queue *rxq_cq; /* Slow-path unsolicited complete queue */
/* Setup information for various queue parameters */
int eq_esize;
int eq_ecount;
int cq_esize;
int cq_ecount;
int wq_esize;
int wq_ecount;
int mq_esize;
int mq_ecount;
int rq_esize;
int rq_ecount;
#define LPFC_SP_EQ_MAX_INTR_SEC 10000
#define LPFC_FP_EQ_MAX_INTR_SEC 10000
uint32_t intr_enable;
struct lpfc_bmbx bmbx;
struct lpfc_max_cfg_param max_cfg_param;
uint16_t next_xri; /* last_xri - max_cfg_param.xri_base = used */
uint16_t next_rpi;
uint16_t scsi_xri_max;
uint16_t scsi_xri_cnt;
struct list_head lpfc_free_sgl_list;
struct list_head lpfc_sgl_list;
struct lpfc_sglq **lpfc_els_sgl_array;
struct list_head lpfc_abts_els_sgl_list;
struct lpfc_scsi_buf **lpfc_scsi_psb_array;
struct list_head lpfc_abts_scsi_buf_list;
uint32_t total_sglq_bufs;
struct lpfc_sglq **lpfc_sglq_active_list;
struct list_head lpfc_rpi_hdr_list;
unsigned long *rpi_bmask;
uint16_t rpi_count;
struct lpfc_sli4_flags sli4_flags;
struct list_head sp_rspiocb_work_queue;
struct list_head sp_cqe_event_pool;
struct list_head sp_asynce_work_queue;
struct list_head sp_fcp_xri_aborted_work_queue;
struct list_head sp_els_xri_aborted_work_queue;
struct list_head sp_unsol_work_queue;
struct lpfc_sli4_link link_state;
spinlock_t abts_scsi_buf_list_lock; /* list of aborted SCSI IOs */
spinlock_t abts_sgl_list_lock; /* list of aborted els IOs */
};
enum lpfc_sge_type {
GEN_BUFF_TYPE,
SCSI_BUFF_TYPE
};
struct lpfc_sglq {
/* lpfc_sglqs are used in double linked lists */
struct list_head list;
struct list_head clist;
enum lpfc_sge_type buff_type; /* is this a scsi sgl */
uint16_t iotag; /* pre-assigned IO tag */
uint16_t sli4_xritag; /* pre-assigned XRI, (OXID) tag. */
struct sli4_sge *sgl; /* pre-assigned SGL */
void *virt; /* virtual address. */
dma_addr_t phys; /* physical address */
};
struct lpfc_rpi_hdr {
struct list_head list;
uint32_t len;
struct lpfc_dmabuf *dmabuf;
uint32_t page_count;
uint32_t start_rpi;
};
/*
* SLI4 specific function prototypes
*/
int lpfc_pci_function_reset(struct lpfc_hba *);
int lpfc_sli4_hba_setup(struct lpfc_hba *);
int lpfc_sli4_hba_down(struct lpfc_hba *);
int lpfc_sli4_config(struct lpfc_hba *, struct lpfcMboxq *, uint8_t,
uint8_t, uint32_t, bool);
void lpfc_sli4_mbox_cmd_free(struct lpfc_hba *, struct lpfcMboxq *);
void lpfc_sli4_mbx_sge_set(struct lpfcMboxq *, uint32_t, dma_addr_t, uint32_t);
void lpfc_sli4_mbx_sge_get(struct lpfcMboxq *, uint32_t,
struct lpfc_mbx_sge *);
void lpfc_sli4_hba_reset(struct lpfc_hba *);
struct lpfc_queue *lpfc_sli4_queue_alloc(struct lpfc_hba *, uint32_t,
uint32_t);
void lpfc_sli4_queue_free(struct lpfc_queue *);
uint32_t lpfc_eq_create(struct lpfc_hba *, struct lpfc_queue *, uint16_t);
uint32_t lpfc_cq_create(struct lpfc_hba *, struct lpfc_queue *,
struct lpfc_queue *, uint32_t, uint32_t);
uint32_t lpfc_mq_create(struct lpfc_hba *, struct lpfc_queue *,
struct lpfc_queue *, uint32_t);
uint32_t lpfc_wq_create(struct lpfc_hba *, struct lpfc_queue *,
struct lpfc_queue *, uint32_t);
uint32_t lpfc_rq_create(struct lpfc_hba *, struct lpfc_queue *,
struct lpfc_queue *, struct lpfc_queue *, uint32_t);
uint32_t lpfc_eq_destroy(struct lpfc_hba *, struct lpfc_queue *);
uint32_t lpfc_cq_destroy(struct lpfc_hba *, struct lpfc_queue *);
uint32_t lpfc_mq_destroy(struct lpfc_hba *, struct lpfc_queue *);
uint32_t lpfc_wq_destroy(struct lpfc_hba *, struct lpfc_queue *);
uint32_t lpfc_rq_destroy(struct lpfc_hba *, struct lpfc_queue *,
struct lpfc_queue *);
int lpfc_sli4_queue_setup(struct lpfc_hba *);
void lpfc_sli4_queue_unset(struct lpfc_hba *);
int lpfc_sli4_post_sgl(struct lpfc_hba *, dma_addr_t, dma_addr_t, uint16_t);
int lpfc_sli4_repost_scsi_sgl_list(struct lpfc_hba *);
int lpfc_sli4_remove_all_sgl_pages(struct lpfc_hba *);
uint16_t lpfc_sli4_next_xritag(struct lpfc_hba *);
int lpfc_sli4_post_async_mbox(struct lpfc_hba *);
int lpfc_sli4_post_sgl_list(struct lpfc_hba *phba);
int lpfc_sli4_post_scsi_sgl_block(struct lpfc_hba *, struct list_head *, int);
struct lpfc_cq_event *__lpfc_sli4_cq_event_alloc(struct lpfc_hba *);
struct lpfc_cq_event *lpfc_sli4_cq_event_alloc(struct lpfc_hba *);
void __lpfc_sli4_cq_event_release(struct lpfc_hba *, struct lpfc_cq_event *);
void lpfc_sli4_cq_event_release(struct lpfc_hba *, struct lpfc_cq_event *);
int lpfc_sli4_init_rpi_hdrs(struct lpfc_hba *);
int lpfc_sli4_post_rpi_hdr(struct lpfc_hba *, struct lpfc_rpi_hdr *);
int lpfc_sli4_post_all_rpi_hdrs(struct lpfc_hba *);
struct lpfc_rpi_hdr *lpfc_sli4_create_rpi_hdr(struct lpfc_hba *);
void lpfc_sli4_remove_rpi_hdrs(struct lpfc_hba *);
int lpfc_sli4_alloc_rpi(struct lpfc_hba *);
void lpfc_sli4_free_rpi(struct lpfc_hba *, int);
void lpfc_sli4_remove_rpis(struct lpfc_hba *);
void lpfc_sli4_async_event_proc(struct lpfc_hba *);
int lpfc_sli4_resume_rpi(struct lpfc_nodelist *);
void lpfc_sli4_fcp_xri_abort_event_proc(struct lpfc_hba *);
void lpfc_sli4_els_xri_abort_event_proc(struct lpfc_hba *);
void lpfc_sli4_fcp_xri_aborted(struct lpfc_hba *,
struct sli4_wcqe_xri_aborted *);
void lpfc_sli4_els_xri_aborted(struct lpfc_hba *,
struct sli4_wcqe_xri_aborted *);
int lpfc_sli4_brdreset(struct lpfc_hba *);
int lpfc_sli4_add_fcf_record(struct lpfc_hba *, struct fcf_record *);
void lpfc_sli_remove_dflt_fcf(struct lpfc_hba *);
int lpfc_sli4_get_els_iocb_cnt(struct lpfc_hba *);
int lpfc_sli4_init_vpi(struct lpfc_hba *, uint16_t);
uint32_t lpfc_sli4_cq_release(struct lpfc_queue *, bool);
uint32_t lpfc_sli4_eq_release(struct lpfc_queue *, bool);
void lpfc_sli4_fcfi_unreg(struct lpfc_hba *, uint16_t);
int lpfc_sli4_read_fcf_record(struct lpfc_hba *, uint16_t);
void lpfc_mbx_cmpl_read_fcf_record(struct lpfc_hba *, LPFC_MBOXQ_t *);
int lpfc_sli4_post_status_check(struct lpfc_hba *);
uint8_t lpfc_sli4_mbox_opcode_get(struct lpfc_hba *, struct lpfcMboxq *);

23
drivers/scsi/lpfc/lpfc_vport.c
View File

@ -32,8 +32,10 @@
#include <scsi/scsi_device.h>
#include <scsi/scsi_host.h>
#include <scsi/scsi_transport_fc.h>
#include "lpfc_hw4.h"
#include "lpfc_hw.h"
#include "lpfc_sli.h"
#include "lpfc_sli4.h"
#include "lpfc_nl.h"
#include "lpfc_disc.h"
#include "lpfc_scsi.h"
@ -89,6 +91,8 @@ lpfc_alloc_vpi(struct lpfc_hba *phba)
vpi = 0;
else
set_bit(vpi, phba->vpi_bmask);
if (phba->sli_rev == LPFC_SLI_REV4)
phba->sli4_hba.max_cfg_param.vpi_used++;
spin_unlock_irq(&phba->hbalock);
return vpi;
}
@ -96,8 +100,12 @@ lpfc_alloc_vpi(struct lpfc_hba *phba)
static void
lpfc_free_vpi(struct lpfc_hba *phba, int vpi)
{
if (vpi == 0)
return;
spin_lock_irq(&phba->hbalock);
clear_bit(vpi, phba->vpi_bmask);
if (phba->sli_rev == LPFC_SLI_REV4)
phba->sli4_hba.max_cfg_param.vpi_used--;
spin_unlock_irq(&phba->hbalock);
}
@ -308,6 +316,21 @@ lpfc_vport_create(struct fc_vport *fc_vport, bool disable)
goto error_out;
}
/*
* In SLI4, the vpi must be activated before it can be used
* by the port.
*/
if (phba->sli_rev == LPFC_SLI_REV4) {
rc = lpfc_sli4_init_vpi(phba, vpi);
if (rc) {
lpfc_printf_log(phba, KERN_ERR, LOG_VPORT,
"1838 Failed to INIT_VPI on vpi %d "
"status %d\n", vpi, rc);
rc = VPORT_NORESOURCES;
lpfc_free_vpi(phba, vpi);
goto error_out;
}
}
/* Assign an unused board number */
if ((instance = lpfc_get_instance()) < 0) {