diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-05-21 07:19:18 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-05-21 07:19:18 -0700 |
commit | 33cf23b0a535475aead57707cb9f4fe135a93544 (patch) | |
tree | 67e14f77f0eeab847a26a6cbfcb44eecb5fa2fda /drivers/scsi/bfa | |
parent | 7a9b149212f3716c598afe973b6261fd58453b7a (diff) | |
parent | 95bb335c0ebe96afe926387a1ef3a096bd884a82 (diff) | |
download | kernel_samsung_espresso10-33cf23b0a535475aead57707cb9f4fe135a93544.zip kernel_samsung_espresso10-33cf23b0a535475aead57707cb9f4fe135a93544.tar.gz kernel_samsung_espresso10-33cf23b0a535475aead57707cb9f4fe135a93544.tar.bz2 |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6: (182 commits)
[SCSI] aacraid: add an ifdef'd device delete case instead of taking the device offline
[SCSI] aacraid: prohibit access to array container space
[SCSI] aacraid: add support for handling ATA pass-through commands.
[SCSI] aacraid: expose physical devices for models with newer firmware
[SCSI] aacraid: respond automatically to volumes added by config tool
[SCSI] fcoe: fix fcoe module ref counting
[SCSI] libfcoe: FIP Keep-Alive messages for VPorts are sent with incorrect port_id and wwn
[SCSI] libfcoe: Fix incorrect MAC address clearing
[SCSI] fcoe: fix a circular locking issue with rtnl and sysfs mutex
[SCSI] libfc: Move the port_id into lport
[SCSI] fcoe: move link speed checking into its own routine
[SCSI] libfc: Remove extra pointer check
[SCSI] libfc: Remove unused fc_get_host_port_type
[SCSI] fcoe: fixes wrong error exit in fcoe_create
[SCSI] libfc: set seq_id for incoming sequence
[SCSI] qla2xxx: Updates to ISP82xx support.
[SCSI] qla2xxx: Optionally disable target reset.
[SCSI] qla2xxx: ensure flash operation and host reset via sg_reset are mutually exclusive
[SCSI] qla2xxx: Silence bogus warning by gcc for wrap and did.
[SCSI] qla2xxx: T10 DIF support added.
...
Diffstat (limited to 'drivers/scsi/bfa')
-rw-r--r-- | drivers/scsi/bfa/bfa_cb_ioim_macros.h | 29 | ||||
-rw-r--r-- | drivers/scsi/bfa/bfa_ioim.c | 22 | ||||
-rw-r--r-- | drivers/scsi/bfa/bfa_os_inc.h | 23 | ||||
-rw-r--r-- | drivers/scsi/bfa/bfad.c | 21 | ||||
-rw-r--r-- | drivers/scsi/bfa/bfad_attr.c | 201 | ||||
-rw-r--r-- | drivers/scsi/bfa/bfad_drv.h | 4 | ||||
-rw-r--r-- | drivers/scsi/bfa/bfad_im.c | 67 | ||||
-rw-r--r-- | drivers/scsi/bfa/bfad_im.h | 6 |
8 files changed, 287 insertions, 86 deletions
diff --git a/drivers/scsi/bfa/bfa_cb_ioim_macros.h b/drivers/scsi/bfa/bfa_cb_ioim_macros.h index 961fe43..53a616f 100644 --- a/drivers/scsi/bfa/bfa_cb_ioim_macros.h +++ b/drivers/scsi/bfa/bfa_cb_ioim_macros.h @@ -117,35 +117,6 @@ bfa_cb_ioim_get_timeout(struct bfad_ioim_s *dio) } /** - * Get SG element for the I/O request given the SG element index - */ -static inline union bfi_addr_u -bfa_cb_ioim_get_sgaddr(struct bfad_ioim_s *dio, int sgeid) -{ - struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dio; - struct scatterlist *sge; - u64 addr; - - sge = (struct scatterlist *)scsi_sglist(cmnd) + sgeid; - addr = (u64) sg_dma_address(sge); - - return *((union bfi_addr_u *) &addr); -} - -static inline u32 -bfa_cb_ioim_get_sglen(struct bfad_ioim_s *dio, int sgeid) -{ - struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dio; - struct scatterlist *sge; - u32 len; - - sge = (struct scatterlist *)scsi_sglist(cmnd) + sgeid; - len = sg_dma_len(sge); - - return len; -} - -/** * Get Command Reference Number for the I/O request. 0 if none. */ static inline u8 diff --git a/drivers/scsi/bfa/bfa_ioim.c b/drivers/scsi/bfa/bfa_ioim.c index 5b107ab..687f3d6 100644 --- a/drivers/scsi/bfa/bfa_ioim.c +++ b/drivers/scsi/bfa/bfa_ioim.c @@ -731,6 +731,9 @@ bfa_ioim_send_ioreq(struct bfa_ioim_s *ioim) static struct fcp_cmnd_s cmnd_z0 = { 0 }; struct bfi_sge_s *sge; u32 pgdlen = 0; + u64 addr; + struct scatterlist *sg; + struct scsi_cmnd *cmnd = (struct scsi_cmnd *) ioim->dio; /** * check for room in queue to send request now @@ -754,8 +757,10 @@ bfa_ioim_send_ioreq(struct bfa_ioim_s *ioim) */ sge = &m->sges[0]; if (ioim->nsges) { - sge->sga = bfa_cb_ioim_get_sgaddr(ioim->dio, 0); - pgdlen = bfa_cb_ioim_get_sglen(ioim->dio, 0); + sg = (struct scatterlist *)scsi_sglist(cmnd); + addr = bfa_os_sgaddr(sg_dma_address(sg)); + sge->sga = *(union bfi_addr_u *) &addr; + pgdlen = sg_dma_len(sg); sge->sg_len = pgdlen; sge->flags = (ioim->nsges > BFI_SGE_INLINE) ? BFI_SGE_DATA_CPL : BFI_SGE_DATA_LAST; @@ -868,10 +873,16 @@ bfa_ioim_sgpg_setup(struct bfa_ioim_s *ioim) struct bfi_sge_s *sge; struct bfa_sgpg_s *sgpg; u32 pgcumsz; + u64 addr; + struct scatterlist *sg; + struct scsi_cmnd *cmnd = (struct scsi_cmnd *) ioim->dio; sgeid = BFI_SGE_INLINE; ioim->sgpg = sgpg = bfa_q_first(&ioim->sgpg_q); + sg = scsi_sglist(cmnd); + sg = sg_next(sg); + do { sge = sgpg->sgpg->sges; nsges = ioim->nsges - sgeid; @@ -879,9 +890,10 @@ bfa_ioim_sgpg_setup(struct bfa_ioim_s *ioim) nsges = BFI_SGPG_DATA_SGES; pgcumsz = 0; - for (i = 0; i < nsges; i++, sge++, sgeid++) { - sge->sga = bfa_cb_ioim_get_sgaddr(ioim->dio, sgeid); - sge->sg_len = bfa_cb_ioim_get_sglen(ioim->dio, sgeid); + for (i = 0; i < nsges; i++, sge++, sgeid++, sg = sg_next(sg)) { + addr = bfa_os_sgaddr(sg_dma_address(sg)); + sge->sga = *(union bfi_addr_u *) &addr; + sge->sg_len = sg_dma_len(sg); pgcumsz += sge->sg_len; /** diff --git a/drivers/scsi/bfa/bfa_os_inc.h b/drivers/scsi/bfa/bfa_os_inc.h index 10a89f7..bd1cd3e 100644 --- a/drivers/scsi/bfa/bfa_os_inc.h +++ b/drivers/scsi/bfa/bfa_os_inc.h @@ -50,6 +50,10 @@ #include <scsi/scsi_transport_fc.h> #include <scsi/scsi_transport.h> +#ifdef __BIG_ENDIAN +#define __BIGENDIAN +#endif + #define BFA_ERR KERN_ERR #define BFA_WARNING KERN_WARNING #define BFA_NOTICE KERN_NOTICE @@ -123,6 +127,15 @@ int bfa_os_MWB(void *); (((_x) & 0x00ff0000) >> 8) | \ (((_x) & 0xff000000) >> 24)) +#define bfa_os_swap_sgaddr(_x) ((u64)( \ + (((u64)(_x) & (u64)0x00000000000000ffull) << 32) | \ + (((u64)(_x) & (u64)0x000000000000ff00ull) << 32) | \ + (((u64)(_x) & (u64)0x0000000000ff0000ull) << 32) | \ + (((u64)(_x) & (u64)0x00000000ff000000ull) << 32) | \ + (((u64)(_x) & (u64)0x000000ff00000000ull) >> 32) | \ + (((u64)(_x) & (u64)0x0000ff0000000000ull) >> 32) | \ + (((u64)(_x) & (u64)0x00ff000000000000ull) >> 32) | \ + (((u64)(_x) & (u64)0xff00000000000000ull) >> 32))) #ifndef __BIGENDIAN #define bfa_os_htons(_x) ((u16)((((_x) & 0xff00) >> 8) | \ @@ -133,6 +146,7 @@ int bfa_os_MWB(void *); #define bfa_os_hton3b(_x) bfa_swap_3b(_x) #define bfa_os_wtole(_x) (_x) +#define bfa_os_sgaddr(_x) (_x) #else @@ -141,6 +155,7 @@ int bfa_os_MWB(void *); #define bfa_os_hton3b(_x) (_x) #define bfa_os_htonll(_x) (_x) #define bfa_os_wtole(_x) bfa_os_swap32(_x) +#define bfa_os_sgaddr(_x) bfa_os_swap_sgaddr(_x) #endif @@ -161,12 +176,12 @@ int bfa_os_MWB(void *); #define bfa_os_addr_t char __iomem * #define bfa_os_panic() -#define bfa_os_reg_read(_raddr) bfa_os_wtole(readl(_raddr)) -#define bfa_os_reg_write(_raddr, _val) writel(bfa_os_wtole((_val)), (_raddr)) +#define bfa_os_reg_read(_raddr) readl(_raddr) +#define bfa_os_reg_write(_raddr, _val) writel((_val), (_raddr)) #define bfa_os_mem_read(_raddr, _off) \ - bfa_os_ntohl(readl(((_raddr) + (_off)))) + bfa_os_swap32(readl(((_raddr) + (_off)))) #define bfa_os_mem_write(_raddr, _off, _val) \ - writel(bfa_os_htonl((_val)), ((_raddr) + (_off))) + writel(bfa_os_swap32((_val)), ((_raddr) + (_off))) #define BFA_TRC_TS(_trcm) \ ({ \ diff --git a/drivers/scsi/bfa/bfad.c b/drivers/scsi/bfa/bfad.c index 13f5feb..d4fc428 100644 --- a/drivers/scsi/bfa/bfad.c +++ b/drivers/scsi/bfa/bfad.c @@ -33,7 +33,7 @@ #include <fcb/bfa_fcb.h> BFA_TRC_FILE(LDRV, BFAD); -static DEFINE_MUTEX(bfad_mutex); +DEFINE_MUTEX(bfad_mutex); LIST_HEAD(bfad_list); static int bfad_inst; int bfad_supported_fc4s; @@ -299,8 +299,6 @@ bfa_fcb_vport_delete(struct bfad_vport_s *vport_drv) complete(vport_drv->comp_del); return; } - - kfree(vport_drv); } /** @@ -483,7 +481,7 @@ ext: */ bfa_status_t bfad_vport_create(struct bfad_s *bfad, u16 vf_id, - struct bfa_port_cfg_s *port_cfg) + struct bfa_port_cfg_s *port_cfg, struct device *dev) { struct bfad_vport_s *vport; int rc = BFA_STATUS_OK; @@ -506,7 +504,8 @@ bfad_vport_create(struct bfad_s *bfad, u16 vf_id, goto ext_free_vport; if (port_cfg->roles & BFA_PORT_ROLE_FCP_IM) { - rc = bfad_im_scsi_host_alloc(bfad, vport->drv_port.im_port); + rc = bfad_im_scsi_host_alloc(bfad, vport->drv_port.im_port, + dev); if (rc != BFA_STATUS_OK) goto ext_free_fcs_vport; } @@ -591,7 +590,6 @@ bfad_init_timer(struct bfad_s *bfad) int bfad_pci_init(struct pci_dev *pdev, struct bfad_s *bfad) { - unsigned long bar0_len; int rc = -ENODEV; if (pci_enable_device(pdev)) { @@ -611,9 +609,7 @@ bfad_pci_init(struct pci_dev *pdev, struct bfad_s *bfad) goto out_release_region; } - bfad->pci_bar0_map = pci_resource_start(pdev, 0); - bar0_len = pci_resource_len(pdev, 0); - bfad->pci_bar0_kva = ioremap(bfad->pci_bar0_map, bar0_len); + bfad->pci_bar0_kva = pci_iomap(pdev, 0, pci_resource_len(pdev, 0)); if (bfad->pci_bar0_kva == NULL) { BFA_PRINTF(BFA_ERR, "Fail to map bar0\n"); @@ -646,11 +642,7 @@ out: void bfad_pci_uninit(struct pci_dev *pdev, struct bfad_s *bfad) { -#if defined(__ia64__) pci_iounmap(pdev, bfad->pci_bar0_kva); -#else - iounmap(bfad->pci_bar0_kva); -#endif pci_release_regions(pdev); pci_disable_device(pdev); pci_set_drvdata(pdev, NULL); @@ -848,7 +840,8 @@ bfad_cfg_pport(struct bfad_s *bfad, enum bfa_port_role role) goto out; } - rc = bfad_im_scsi_host_alloc(bfad, bfad->pport.im_port); + rc = bfad_im_scsi_host_alloc(bfad, bfad->pport.im_port, + &bfad->pcidev->dev); if (rc != BFA_STATUS_OK) goto out; diff --git a/drivers/scsi/bfa/bfad_attr.c b/drivers/scsi/bfa/bfad_attr.c index 6a2efdd..e477bfb 100644 --- a/drivers/scsi/bfa/bfad_attr.c +++ b/drivers/scsi/bfa/bfad_attr.c @@ -364,6 +364,152 @@ bfad_im_set_rport_loss_tmo(struct fc_rport *rport, u32 timeout) } +static int +bfad_im_vport_create(struct fc_vport *fc_vport, bool disable) +{ + char *vname = fc_vport->symbolic_name; + struct Scsi_Host *shost = fc_vport->shost; + struct bfad_im_port_s *im_port = + (struct bfad_im_port_s *) shost->hostdata[0]; + struct bfad_s *bfad = im_port->bfad; + struct bfa_port_cfg_s port_cfg; + int status = 0, rc; + unsigned long flags; + + memset(&port_cfg, 0, sizeof(port_cfg)); + + port_cfg.pwwn = wwn_to_u64((u8 *) &fc_vport->port_name); + port_cfg.nwwn = wwn_to_u64((u8 *) &fc_vport->node_name); + + if (strlen(vname) > 0) + strcpy((char *)&port_cfg.sym_name, vname); + + port_cfg.roles = BFA_PORT_ROLE_FCP_IM; + rc = bfad_vport_create(bfad, 0, &port_cfg, &fc_vport->dev); + + if (rc == BFA_STATUS_OK) { + struct bfad_vport_s *vport; + struct bfa_fcs_vport_s *fcs_vport; + struct Scsi_Host *vshost; + + spin_lock_irqsave(&bfad->bfad_lock, flags); + fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs, 0, + port_cfg.pwwn); + if (fcs_vport == NULL) { + spin_unlock_irqrestore(&bfad->bfad_lock, flags); + return VPCERR_BAD_WWN; + } + + fc_vport_set_state(fc_vport, FC_VPORT_ACTIVE); + if (disable) { + bfa_fcs_vport_stop(fcs_vport); + fc_vport_set_state(fc_vport, FC_VPORT_DISABLED); + } + spin_unlock_irqrestore(&bfad->bfad_lock, flags); + + vport = fcs_vport->vport_drv; + vshost = vport->drv_port.im_port->shost; + fc_host_node_name(vshost) = wwn_to_u64((u8 *) &port_cfg.nwwn); + fc_host_port_name(vshost) = wwn_to_u64((u8 *) &port_cfg.pwwn); + fc_vport->dd_data = vport; + vport->drv_port.im_port->fc_vport = fc_vport; + + } else if (rc == BFA_STATUS_INVALID_WWN) + return VPCERR_BAD_WWN; + else if (rc == BFA_STATUS_VPORT_EXISTS) + return VPCERR_BAD_WWN; + else if (rc == BFA_STATUS_VPORT_MAX) + return VPCERR_NO_FABRIC_SUPP; + else if (rc == BFA_STATUS_VPORT_WWN_BP) + return VPCERR_BAD_WWN; + else + return FC_VPORT_FAILED; + + return status; +} + +static int +bfad_im_vport_delete(struct fc_vport *fc_vport) +{ + struct bfad_vport_s *vport = (struct bfad_vport_s *)fc_vport->dd_data; + struct bfad_im_port_s *im_port = + (struct bfad_im_port_s *) vport->drv_port.im_port; + struct bfad_s *bfad = im_port->bfad; + struct bfad_port_s *port; + struct bfa_fcs_vport_s *fcs_vport; + struct Scsi_Host *vshost; + wwn_t pwwn; + int rc; + unsigned long flags; + struct completion fcomp; + + if (im_port->flags & BFAD_PORT_DELETE) + goto free_scsi_host; + + port = im_port->port; + + vshost = vport->drv_port.im_port->shost; + pwwn = wwn_to_u64((u8 *) &fc_host_port_name(vshost)); + + spin_lock_irqsave(&bfad->bfad_lock, flags); + fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs, 0, pwwn); + spin_unlock_irqrestore(&bfad->bfad_lock, flags); + + if (fcs_vport == NULL) + return VPCERR_BAD_WWN; + + vport->drv_port.flags |= BFAD_PORT_DELETE; + + vport->comp_del = &fcomp; + init_completion(vport->comp_del); + + spin_lock_irqsave(&bfad->bfad_lock, flags); + rc = bfa_fcs_vport_delete(&vport->fcs_vport); + spin_unlock_irqrestore(&bfad->bfad_lock, flags); + + wait_for_completion(vport->comp_del); + +free_scsi_host: + bfad_os_scsi_host_free(bfad, im_port); + + kfree(vport); + + return 0; +} + +static int +bfad_im_vport_disable(struct fc_vport *fc_vport, bool disable) +{ + struct bfad_vport_s *vport; + struct bfad_s *bfad; + struct bfa_fcs_vport_s *fcs_vport; + struct Scsi_Host *vshost; + wwn_t pwwn; + unsigned long flags; + + vport = (struct bfad_vport_s *)fc_vport->dd_data; + bfad = vport->drv_port.bfad; + vshost = vport->drv_port.im_port->shost; + pwwn = wwn_to_u64((u8 *) &fc_vport->port_name); + + spin_lock_irqsave(&bfad->bfad_lock, flags); + fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs, 0, pwwn); + spin_unlock_irqrestore(&bfad->bfad_lock, flags); + + if (fcs_vport == NULL) + return VPCERR_BAD_WWN; + + if (disable) { + bfa_fcs_vport_stop(fcs_vport); + fc_vport_set_state(fc_vport, FC_VPORT_DISABLED); + } else { + bfa_fcs_vport_start(fcs_vport); + fc_vport_set_state(fc_vport, FC_VPORT_ACTIVE); + } + + return 0; +} + struct fc_function_template bfad_im_fc_function_template = { /* Target dynamic attributes */ @@ -413,6 +559,61 @@ struct fc_function_template bfad_im_fc_function_template = { .show_rport_dev_loss_tmo = 1, .get_rport_dev_loss_tmo = bfad_im_get_rport_loss_tmo, .set_rport_dev_loss_tmo = bfad_im_set_rport_loss_tmo, + + .vport_create = bfad_im_vport_create, + .vport_delete = bfad_im_vport_delete, + .vport_disable = bfad_im_vport_disable, +}; + +struct fc_function_template bfad_im_vport_fc_function_template = { + + /* Target dynamic attributes */ + .get_starget_port_id = bfad_im_get_starget_port_id, + .show_starget_port_id = 1, + .get_starget_node_name = bfad_im_get_starget_node_name, + .show_starget_node_name = 1, + .get_starget_port_name = bfad_im_get_starget_port_name, + .show_starget_port_name = 1, + + /* Host dynamic attribute */ + .get_host_port_id = bfad_im_get_host_port_id, + .show_host_port_id = 1, + + /* Host fixed attributes */ + .show_host_node_name = 1, + .show_host_port_name = 1, + .show_host_supported_classes = 1, + .show_host_supported_fc4s = 1, + .show_host_supported_speeds = 1, + .show_host_maxframe_size = 1, + + /* More host dynamic attributes */ + .show_host_port_type = 1, + .get_host_port_type = bfad_im_get_host_port_type, + .show_host_port_state = 1, + .get_host_port_state = bfad_im_get_host_port_state, + .show_host_active_fc4s = 1, + .get_host_active_fc4s = bfad_im_get_host_active_fc4s, + .show_host_speed = 1, + .get_host_speed = bfad_im_get_host_speed, + .show_host_fabric_name = 1, + .get_host_fabric_name = bfad_im_get_host_fabric_name, + + .show_host_symbolic_name = 1, + + /* Statistics */ + .get_fc_host_stats = bfad_im_get_stats, + .reset_fc_host_stats = bfad_im_reset_stats, + + /* Allocation length for host specific data */ + .dd_fcrport_size = sizeof(struct bfad_itnim_data_s *), + + /* Remote port fixed attributes */ + .show_rport_maxframe_size = 1, + .show_rport_supported_classes = 1, + .show_rport_dev_loss_tmo = 1, + .get_rport_dev_loss_tmo = bfad_im_get_rport_loss_tmo, + .set_rport_dev_loss_tmo = bfad_im_set_rport_loss_tmo, }; /** diff --git a/drivers/scsi/bfa/bfad_drv.h b/drivers/scsi/bfa/bfad_drv.h index 107848c..6c920c1 100644 --- a/drivers/scsi/bfa/bfad_drv.h +++ b/drivers/scsi/bfa/bfad_drv.h @@ -162,7 +162,6 @@ struct bfad_s { const char *pci_name; struct bfa_pcidev_s hal_pcidev; struct bfa_ioc_pci_attr_s pci_attr; - unsigned long pci_bar0_map; void __iomem *pci_bar0_kva; struct completion comp; struct completion suspend; @@ -254,7 +253,7 @@ do { \ bfa_status_t bfad_vport_create(struct bfad_s *bfad, u16 vf_id, - struct bfa_port_cfg_s *port_cfg); + struct bfa_port_cfg_s *port_cfg, struct device *dev); bfa_status_t bfad_vf_create(struct bfad_s *bfad, u16 vf_id, struct bfa_port_cfg_s *port_cfg); bfa_status_t bfad_cfg_pport(struct bfad_s *bfad, enum bfa_port_role role); @@ -294,5 +293,6 @@ extern struct list_head bfad_list; extern int bfa_lun_queue_depth; extern int bfad_supported_fc4s; extern int bfa_linkup_delay; +extern struct mutex bfad_mutex; #endif /* __BFAD_DRV_H__ */ diff --git a/drivers/scsi/bfa/bfad_im.c b/drivers/scsi/bfa/bfad_im.c index 78f42aa..5b7cf53 100644 --- a/drivers/scsi/bfa/bfad_im.c +++ b/drivers/scsi/bfa/bfad_im.c @@ -30,6 +30,7 @@ BFA_TRC_FILE(LDRV, IM); DEFINE_IDR(bfad_im_port_index); struct scsi_transport_template *bfad_im_scsi_transport_template; +struct scsi_transport_template *bfad_im_scsi_vport_transport_template; static void bfad_im_itnim_work_handler(struct work_struct *work); static int bfad_im_queuecommand(struct scsi_cmnd *cmnd, void (*done)(struct scsi_cmnd *)); @@ -252,7 +253,6 @@ bfad_im_target_reset_send(struct bfad_s *bfad, struct scsi_cmnd *cmnd, struct bfa_itnim_s *bfa_itnim; bfa_status_t rc = BFA_STATUS_OK; - bfa_itnim = bfa_fcs_itnim_get_halitn(&itnim->fcs_itnim); tskim = bfa_tskim_alloc(&bfad->bfa, (struct bfad_tskim_s *) cmnd); if (!tskim) { BFA_DEV_PRINTF(bfad, BFA_ERR, @@ -513,11 +513,14 @@ void bfa_fcb_itnim_tov(struct bfad_itnim_s *itnim) * Allocate a Scsi_Host for a port. */ int -bfad_im_scsi_host_alloc(struct bfad_s *bfad, struct bfad_im_port_s *im_port) +bfad_im_scsi_host_alloc(struct bfad_s *bfad, struct bfad_im_port_s *im_port, + struct device *dev) { int error = 1; + mutex_lock(&bfad_mutex); if (!idr_pre_get(&bfad_im_port_index, GFP_KERNEL)) { + mutex_unlock(&bfad_mutex); printk(KERN_WARNING "idr_pre_get failure\n"); goto out; } @@ -525,10 +528,13 @@ bfad_im_scsi_host_alloc(struct bfad_s *bfad, struct bfad_im_port_s *im_port) error = idr_get_new(&bfad_im_port_index, im_port, &im_port->idr_id); if (error) { + mutex_unlock(&bfad_mutex); printk(KERN_WARNING "idr_get_new failure\n"); goto out; } + mutex_unlock(&bfad_mutex); + im_port->shost = bfad_os_scsi_host_alloc(im_port, bfad); if (!im_port->shost) { error = 1; @@ -542,12 +548,15 @@ bfad_im_scsi_host_alloc(struct bfad_s *bfad, struct bfad_im_port_s *im_port) im_port->shost->max_lun = MAX_FCP_LUN; im_port->shost->max_cmd_len = 16; im_port->shost->can_queue = bfad->cfg_data.ioc_queue_depth; - im_port->shost->transportt = bfad_im_scsi_transport_template; + if (im_port->port->pvb_type == BFAD_PORT_PHYS_BASE) + im_port->shost->transportt = bfad_im_scsi_transport_template; + else + im_port->shost->transportt = + bfad_im_scsi_vport_transport_template; - error = bfad_os_scsi_add_host(im_port->shost, im_port, bfad); + error = scsi_add_host(im_port->shost, dev); if (error) { - printk(KERN_WARNING "bfad_os_scsi_add_host failure %d\n", - error); + printk(KERN_WARNING "scsi_add_host failure %d\n", error); goto out_fc_rel; } @@ -559,7 +568,9 @@ bfad_im_scsi_host_alloc(struct bfad_s *bfad, struct bfad_im_port_s *im_port) out_fc_rel: scsi_host_put(im_port->shost); out_free_idr: + mutex_lock(&bfad_mutex); idr_remove(&bfad_im_port_index, im_port->idr_id); + mutex_unlock(&bfad_mutex); out: return error; } @@ -567,8 +578,6 @@ out: void bfad_im_scsi_host_free(struct bfad_s *bfad, struct bfad_im_port_s *im_port) { - unsigned long flags; - bfa_trc(bfad, bfad->inst_no); bfa_log(bfad->logmod, BFA_LOG_LINUX_SCSI_HOST_FREE, im_port->shost->host_no); @@ -578,9 +587,9 @@ bfad_im_scsi_host_free(struct bfad_s *bfad, struct bfad_im_port_s *im_port) scsi_remove_host(im_port->shost); scsi_host_put(im_port->shost); - spin_lock_irqsave(&bfad->bfad_lock, flags); + mutex_lock(&bfad_mutex); idr_remove(&bfad_im_port_index, im_port->idr_id); - spin_unlock_irqrestore(&bfad->bfad_lock, flags); + mutex_unlock(&bfad_mutex); } static void @@ -589,9 +598,11 @@ bfad_im_port_delete_handler(struct work_struct *work) struct bfad_im_port_s *im_port = container_of(work, struct bfad_im_port_s, port_delete_work); - bfad_im_scsi_host_free(im_port->bfad, im_port); - bfad_im_port_clean(im_port); - kfree(im_port); + if (im_port->port->pvb_type != BFAD_PORT_PHYS_BASE) { + im_port->flags |= BFAD_PORT_DELETE; + fc_vport_terminate(im_port->fc_vport); + } + } bfa_status_t @@ -690,23 +701,6 @@ bfad_im_probe_undo(struct bfad_s *bfad) } } - - - -int -bfad_os_scsi_add_host(struct Scsi_Host *shost, struct bfad_im_port_s *im_port, - struct bfad_s *bfad) -{ - struct device *dev; - - if (im_port->port->pvb_type == BFAD_PORT_PHYS_BASE) - dev = &bfad->pcidev->dev; - else - dev = &bfad->pport.im_port->shost->shost_gendev; - - return scsi_add_host(shost, dev); -} - struct Scsi_Host * bfad_os_scsi_host_alloc(struct bfad_im_port_s *im_port, struct bfad_s *bfad) { @@ -725,7 +719,8 @@ bfad_os_scsi_host_alloc(struct bfad_im_port_s *im_port, struct bfad_s *bfad) void bfad_os_scsi_host_free(struct bfad_s *bfad, struct bfad_im_port_s *im_port) { - flush_workqueue(bfad->im->drv_workq); + if (!(im_port->flags & BFAD_PORT_DELETE)) + flush_workqueue(bfad->im->drv_workq); bfad_im_scsi_host_free(im_port->bfad, im_port); bfad_im_port_clean(im_port); kfree(im_port); @@ -830,6 +825,13 @@ bfad_im_module_init(void) if (!bfad_im_scsi_transport_template) return BFA_STATUS_ENOMEM; + bfad_im_scsi_vport_transport_template = + fc_attach_transport(&bfad_im_vport_fc_function_template); + if (!bfad_im_scsi_vport_transport_template) { + fc_release_transport(bfad_im_scsi_transport_template); + return BFA_STATUS_ENOMEM; + } + return BFA_STATUS_OK; } @@ -838,6 +840,8 @@ bfad_im_module_exit(void) { if (bfad_im_scsi_transport_template) fc_release_transport(bfad_im_scsi_transport_template); + if (bfad_im_scsi_vport_transport_template) + fc_release_transport(bfad_im_scsi_vport_transport_template); } void @@ -938,6 +942,7 @@ bfad_os_fc_host_init(struct bfad_im_port_s *im_port) bfa_os_htonll((bfa_fcs_port_get_nwwn(port->fcs_port))); fc_host_port_name(host) = bfa_os_htonll((bfa_fcs_port_get_pwwn(port->fcs_port))); + fc_host_max_npiv_vports(host) = bfa_lps_get_max_vport(&bfad->bfa); fc_host_supported_classes(host) = FC_COS_CLASS3; diff --git a/drivers/scsi/bfa/bfad_im.h b/drivers/scsi/bfa/bfad_im.h index 85ab2da..973cab4 100644 --- a/drivers/scsi/bfa/bfad_im.h +++ b/drivers/scsi/bfa/bfad_im.h @@ -34,7 +34,7 @@ void bfad_im_port_online(struct bfad_s *bfad, struct bfad_port_s *port); void bfad_im_port_offline(struct bfad_s *bfad, struct bfad_port_s *port); void bfad_im_port_clean(struct bfad_im_port_s *im_port); int bfad_im_scsi_host_alloc(struct bfad_s *bfad, - struct bfad_im_port_s *im_port); + struct bfad_im_port_s *im_port, struct device *dev); void bfad_im_scsi_host_free(struct bfad_s *bfad, struct bfad_im_port_s *im_port); @@ -64,9 +64,11 @@ struct bfad_im_port_s { struct work_struct port_delete_work; int idr_id; u16 cur_scsi_id; + u16 flags; struct list_head binding_list; struct Scsi_Host *shost; struct list_head itnim_mapped_list; + struct fc_vport *fc_vport; }; enum bfad_itnim_state { @@ -140,6 +142,8 @@ void bfad_im_itnim_unmap(struct bfad_im_port_s *im_port, extern struct scsi_host_template bfad_im_scsi_host_template; extern struct scsi_host_template bfad_im_vport_template; extern struct fc_function_template bfad_im_fc_function_template; +extern struct fc_function_template bfad_im_vport_fc_function_template; extern struct scsi_transport_template *bfad_im_scsi_transport_template; +extern struct scsi_transport_template *bfad_im_scsi_vport_transport_template; #endif |