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scsi: bfa: remove bfa_fcs_mod_s 

Just call the functions directly instead of obsfucating the call chain.
This was in reply to a patch from Kees Cook to constify the function
pointer struct bfa_fcs_mod_s, but it turns out there is no reason to
have this indirection at all.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Christoph Hellwig 2017-01-08 10:41:15 +01:00 committed by Martin K. Petersen
parent 577419f704
commit 984dc46c57
2 changed files with 47 additions and 140 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

183
drivers/scsi/bfa/bfa_fcs.c
View File

@ -27,24 +27,6 @@
BFA_TRC_FILE(FCS, FCS);
/*
* FCS sub-modules
*/
struct bfa_fcs_mod_s {
void (*attach) (struct bfa_fcs_s *fcs);
void (*modinit) (struct bfa_fcs_s *fcs);
void (*modexit) (struct bfa_fcs_s *fcs);
};
#define BFA_FCS_MODULE(_mod) { _mod ## _modinit, _mod ## _modexit }
static struct bfa_fcs_mod_s fcs_modules[] = {
{ bfa_fcs_port_attach, NULL, NULL },
{ bfa_fcs_uf_attach, NULL, NULL },
{ bfa_fcs_fabric_attach, bfa_fcs_fabric_modinit,
bfa_fcs_fabric_modexit },
};
/*
* fcs_api BFA FCS API
*/
@ -58,53 +40,20 @@ bfa_fcs_exit_comp(void *fcs_cbarg)
complete(&bfad->comp);
}
/*
* fcs_api BFA FCS API
*/
/*
* fcs attach -- called once to initialize data structures at driver attach time
*/
void
bfa_fcs_attach(struct bfa_fcs_s *fcs, struct bfa_s *bfa, struct bfad_s *bfad,
bfa_boolean_t min_cfg)
{
int i;
struct bfa_fcs_mod_s *mod;
fcs->bfa = bfa;
fcs->bfad = bfad;
fcs->min_cfg = min_cfg;
fcs->num_rport_logins = 0;
bfa->fcs = BFA_TRUE;
fcbuild_init();
for (i = 0; i < ARRAY_SIZE(fcs_modules); i++) {
mod = &fcs_modules[i];
if (mod->attach)
mod->attach(fcs);
}
}
/*
* fcs initialization, called once after bfa initialization is complete
*/
void
bfa_fcs_init(struct bfa_fcs_s *fcs)
{
int i;
struct bfa_fcs_mod_s *mod;
for (i = 0; i < ARRAY_SIZE(fcs_modules); i++) {
mod = &fcs_modules[i];
if (mod->modinit)
mod->modinit(fcs);
}
bfa_sm_send_event(&fcs->fabric, BFA_FCS_FABRIC_SM_CREATE);
bfa_trc(fcs, 0);
}
/*
* fcs_api BFA FCS API
*/
/*
* FCS update cfg - reset the pwwn/nwwn of fabric base logical port
* with values learned during bfa_init firmware GETATTR REQ.
@ -180,26 +129,14 @@ bfa_fcs_driver_info_init(struct bfa_fcs_s *fcs,
void
bfa_fcs_exit(struct bfa_fcs_s *fcs)
{
struct bfa_fcs_mod_s *mod;
int nmods, i;
bfa_wc_init(&fcs->wc, bfa_fcs_exit_comp, fcs);
nmods = ARRAY_SIZE(fcs_modules);
for (i = 0; i < nmods; i++) {
mod = &fcs_modules[i];
if (mod->modexit) {
bfa_wc_up(&fcs->wc);
mod->modexit(fcs);
}
}
bfa_wc_up(&fcs->wc);
bfa_trc(fcs, 0);
bfa_lps_delete(fcs->fabric.lps);
bfa_sm_send_event(&fcs->fabric, BFA_FCS_FABRIC_SM_DELETE);
bfa_wc_wait(&fcs->wc);
}
/*
* Fabric module implementation.
*/
@ -1127,62 +1064,6 @@ bfa_fcs_fabric_stop_comp(void *cbarg)
* fcs_fabric_public fabric public functions
*/
/*
* Attach time initialization.
*/
void
bfa_fcs_fabric_attach(struct bfa_fcs_s *fcs)
{
struct bfa_fcs_fabric_s *fabric;
fabric = &fcs->fabric;
memset(fabric, 0, sizeof(struct bfa_fcs_fabric_s));
/*
* Initialize base fabric.
*/
fabric->fcs = fcs;
INIT_LIST_HEAD(&fabric->vport_q);
INIT_LIST_HEAD(&fabric->vf_q);
fabric->lps = bfa_lps_alloc(fcs->bfa);
WARN_ON(!fabric->lps);
/*
* Initialize fabric delete completion handler. Fabric deletion is
* complete when the last vport delete is complete.
*/
bfa_wc_init(&fabric->wc, bfa_fcs_fabric_delete_comp, fabric);
bfa_wc_up(&fabric->wc); /* For the base port */
bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_uninit);
bfa_fcs_lport_attach(&fabric->bport, fabric->fcs, FC_VF_ID_NULL, NULL);
}
void
bfa_fcs_fabric_modinit(struct bfa_fcs_s *fcs)
{
bfa_sm_send_event(&fcs->fabric, BFA_FCS_FABRIC_SM_CREATE);
bfa_trc(fcs, 0);
}
/*
* Module cleanup
*/
void
bfa_fcs_fabric_modexit(struct bfa_fcs_s *fcs)
{
struct bfa_fcs_fabric_s *fabric;
bfa_trc(fcs, 0);
/*
* Cleanup base fabric.
*/
fabric = &fcs->fabric;
bfa_lps_delete(fabric->lps);
bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_DELETE);
}
/*
* Fabric module stop -- stop FCS actions
*/
@ -1633,12 +1514,6 @@ bfa_fcs_port_event_handler(void *cbarg, enum bfa_port_linkstate event)
}
}
void
bfa_fcs_port_attach(struct bfa_fcs_s *fcs)
{
bfa_fcport_event_register(fcs->bfa, bfa_fcs_port_event_handler, fcs);
}
/*
* BFA FCS UF ( Unsolicited Frames)
*/
@ -1706,8 +1581,44 @@ bfa_fcs_uf_recv(void *cbarg, struct bfa_uf_s *uf)
bfa_uf_free(uf);
}
/*
* fcs attach -- called once to initialize data structures at driver attach time
*/
void
bfa_fcs_uf_attach(struct bfa_fcs_s *fcs)
bfa_fcs_attach(struct bfa_fcs_s *fcs, struct bfa_s *bfa, struct bfad_s *bfad,
bfa_boolean_t min_cfg)
{
struct bfa_fcs_fabric_s *fabric = &fcs->fabric;
fcs->bfa = bfa;
fcs->bfad = bfad;
fcs->min_cfg = min_cfg;
fcs->num_rport_logins = 0;
bfa->fcs = BFA_TRUE;
fcbuild_init();
bfa_fcport_event_register(fcs->bfa, bfa_fcs_port_event_handler, fcs);
bfa_uf_recv_register(fcs->bfa, bfa_fcs_uf_recv, fcs);
memset(fabric, 0, sizeof(struct bfa_fcs_fabric_s));
/*
* Initialize base fabric.
*/
fabric->fcs = fcs;
INIT_LIST_HEAD(&fabric->vport_q);
INIT_LIST_HEAD(&fabric->vf_q);
fabric->lps = bfa_lps_alloc(fcs->bfa);
WARN_ON(!fabric->lps);
/*
* Initialize fabric delete completion handler. Fabric deletion is
* complete when the last vport delete is complete.
*/
bfa_wc_init(&fabric->wc, bfa_fcs_fabric_delete_comp, fabric);
bfa_wc_up(&fabric->wc); /* For the base port */
bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_uninit);
bfa_fcs_lport_attach(&fabric->bport, fabric->fcs, FC_VF_ID_NULL, NULL);
}

4
drivers/scsi/bfa/bfa_fcs.h
View File

@ -808,9 +808,7 @@ void bfa_fcs_vf_get_ports(bfa_fcs_vf_t *vf, wwn_t vpwwn[], int *nports);
/*
* fabric protected interface functions
*/
void bfa_fcs_fabric_attach(struct bfa_fcs_s *fcs);
void bfa_fcs_fabric_modinit(struct bfa_fcs_s *fcs);
void bfa_fcs_fabric_modexit(struct bfa_fcs_s *fcs);
void bfa_fcs_fabric_link_up(struct bfa_fcs_fabric_s *fabric);
void bfa_fcs_fabric_link_down(struct bfa_fcs_fabric_s *fabric);
void bfa_fcs_fabric_addvport(struct bfa_fcs_fabric_s *fabric,
@ -827,8 +825,6 @@ void bfa_fcs_fabric_nsymb_init(struct bfa_fcs_fabric_s *fabric);
void bfa_fcs_fabric_set_fabric_name(struct bfa_fcs_fabric_s *fabric,
wwn_t fabric_name);
u16 bfa_fcs_fabric_get_switch_oui(struct bfa_fcs_fabric_s *fabric);
void bfa_fcs_uf_attach(struct bfa_fcs_s *fcs);
void bfa_fcs_port_attach(struct bfa_fcs_s *fcs);
void bfa_fcs_fabric_modstop(struct bfa_fcs_s *fcs);
void bfa_fcs_fabric_sm_online(struct bfa_fcs_fabric_s *fabric,
enum bfa_fcs_fabric_event event);