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scsi: fc: provide fc_bsg_to_rport() helper 

Provide fc_bsg_to_rport() helper that will become handy when we're
moving from struct fc_bsg_job to a plain struct bsg_job. Also move all
LLDDs to use the new helper.

Signed-off-by: Johannes Thumshirn <jthumshirn@suse.de>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Acked-by: Tyrel Datwyler <tyreld@linux.vnet.ibm.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Johannes Thumshirn 2016-11-17 10:31:15 +01:00 committed by Martin K. Petersen
parent cd21c605b2
commit 1d69b1222a
7 changed files with 19 additions and 11 deletions
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8
drivers/s390/scsi/zfcp_fc.c
View File

@ -901,12 +901,13 @@ static struct zfcp_fc_wka_port *zfcp_fc_job_wka_port(struct fc_bsg_job *job)
u8 gs_type;
struct zfcp_adapter *adapter;
struct fc_bsg_request *bsg_request = job->request;
struct fc_rport *rport = fc_bsg_to_rport(job);
struct Scsi_Host *shost;
preamble_word1 = bsg_request->rqst_data.r_ct.preamble_word1;
gs_type = (preamble_word1 & 0xff000000) >> 24;
shost = fc_bsg_to_shost(job);
shost = rport ? rport_to_shost(rport) : fc_bsg_to_shost(job);
adapter = (struct zfcp_adapter *) shost->hostdata[0];
switch (gs_type) {
@ -940,7 +941,7 @@ static int zfcp_fc_exec_els_job(struct fc_bsg_job *job,
struct zfcp_adapter *adapter)
{
struct zfcp_fsf_ct_els *els = job->dd_data;
struct fc_rport *rport = job->rport;
struct fc_rport *rport = fc_bsg_to_rport(job);
struct fc_bsg_request *bsg_request = job->request;
struct zfcp_port *port;
u32 d_id;
@ -988,8 +989,9 @@ int zfcp_fc_exec_bsg_job(struct fc_bsg_job *job)
struct zfcp_adapter *adapter;
struct zfcp_fsf_ct_els *ct_els = job->dd_data;
struct fc_bsg_request *bsg_request = job->request;
struct fc_rport *rport = fc_bsg_to_rport(job);
shost = job->rport ? rport_to_shost(job->rport) : fc_bsg_to_shost(job);
shost = rport ? rport_to_shost(rport) : fc_bsg_to_shost(job);
adapter = (struct zfcp_adapter *)shost->hostdata[0];
if (!(atomic_read(&adapter->status) & ZFCP_STATUS_COMMON_OPEN))

2
drivers/scsi/ibmvscsi/ibmvfc.c
View File

@ -1822,7 +1822,7 @@ static int ibmvfc_bsg_plogi(struct ibmvfc_host *vhost, unsigned int port_id)
static int ibmvfc_bsg_request(struct fc_bsg_job *job)
{
struct ibmvfc_host *vhost = shost_priv(fc_bsg_to_shost(job));
struct fc_rport *rport = job->rport;
struct fc_rport *rport = fc_bsg_to_rport(job);
struct ibmvfc_passthru_mad *mad;
struct ibmvfc_event *evt;
union ibmvfc_iu rsp_iu;

4
drivers/scsi/libfc/fc_lport.c
View File

@ -2103,7 +2103,7 @@ int fc_lport_bsg_request(struct fc_bsg_job *job)
switch (bsg_request->msgcode) {
case FC_BSG_RPT_ELS:
rport = job->rport;
rport = fc_bsg_to_rport(job);
if (!rport)
break;
@ -2113,7 +2113,7 @@ int fc_lport_bsg_request(struct fc_bsg_job *job)
break;
case FC_BSG_RPT_CT:
rport = job->rport;
rport = fc_bsg_to_rport(job);
if (!rport)
break;

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

@ -386,7 +386,7 @@ lpfc_bsg_send_mgmt_cmd(struct fc_bsg_job *job)
{
struct lpfc_vport *vport = shost_priv(fc_bsg_to_shost(job));
struct lpfc_hba *phba = vport->phba;
struct lpfc_rport_data *rdata = job->rport->dd_data;
struct lpfc_rport_data *rdata = fc_bsg_to_rport(job)->dd_data;
struct lpfc_nodelist *ndlp = rdata->pnode;
struct fc_bsg_reply *bsg_reply = job->reply;
struct ulp_bde64 *bpl = NULL;
@ -660,7 +660,7 @@ lpfc_bsg_rport_els(struct fc_bsg_job *job)
{
struct lpfc_vport *vport = shost_priv(fc_bsg_to_shost(job));
struct lpfc_hba *phba = vport->phba;
struct lpfc_rport_data *rdata = job->rport->dd_data;
struct lpfc_rport_data *rdata = fc_bsg_to_rport(job)->dd_data;
struct lpfc_nodelist *ndlp = rdata->pnode;
struct fc_bsg_request *bsg_request = job->request;
struct fc_bsg_reply *bsg_reply = job->reply;

4
drivers/scsi/qla2xxx/qla_bsg.c
View File

@ -264,7 +264,7 @@ qla2x00_process_els(struct fc_bsg_job *bsg_job)
uint16_t nextlid = 0;
if (bsg_request->msgcode == FC_BSG_RPT_ELS) {
rport = bsg_job->rport;
rport = fc_bsg_to_rport(bsg_job);
fcport = *(fc_port_t **) rport->dd_data;
host = rport_to_shost(rport);
vha = shost_priv(host);
@ -2485,7 +2485,7 @@ qla24xx_bsg_request(struct fc_bsg_job *bsg_job)
bsg_reply->reply_payload_rcv_len = 0;
if (bsg_request->msgcode == FC_BSG_RPT_ELS) {
rport = bsg_job->rport;
rport = fc_bsg_to_rport(bsg_job);
host = rport_to_shost(rport);
vha = shost_priv(host);
} else {

3
drivers/scsi/scsi_transport_fc.c
View File

@ -3640,11 +3640,12 @@ fc_bsg_job_timeout(struct request *req)
{
struct fc_bsg_job *job = (void *) req->special;
struct Scsi_Host *shost = fc_bsg_to_shost(job);
struct fc_rport *rport = fc_bsg_to_rport(job);
struct fc_internal *i = to_fc_internal(shost->transportt);
unsigned long flags;
int err = 0, done = 0;
if (job->rport && job->rport->port_state == FC_PORTSTATE_BLOCKED)
if (rport && rport->port_state == FC_PORTSTATE_BLOCKED)
return BLK_EH_RESET_TIMER;
spin_lock_irqsave(&job->job_lock, flags);

5
include/scsi/scsi_transport_fc.h
View File

@ -824,6 +824,11 @@ static inline struct Scsi_Host *fc_bsg_to_shost(struct fc_bsg_job *job)
return job->shost;
}
static inline struct fc_rport *fc_bsg_to_rport(struct fc_bsg_job *job)
{
return job->rport;
}
struct scsi_transport_template *fc_attach_transport(
struct fc_function_template *);
void fc_release_transport(struct scsi_transport_template *);