*
* Implementation of FSF commands.
*
- * Copyright IBM Corporation 2002, 2010
+ * Copyright IBM Corp. 2002, 2015
*/
#define KMSG_COMPONENT "zfcp"
return;
}
- zfcp_dbf_hba_fsf_uss("fssrh_2", req);
+ zfcp_dbf_hba_fsf_uss("fssrh_4", req);
switch (sr_buf->status_type) {
case FSF_STATUS_READ_PORT_CLOSED:
fc_host_port_name(shost) = nsp->fl_wwpn;
fc_host_node_name(shost) = nsp->fl_wwnn;
- fc_host_port_id(shost) = ntoh24(bottom->s_id);
- fc_host_speed(shost) = bottom->fc_link_speed;
fc_host_supported_classes(shost) = FC_COS_CLASS2 | FC_COS_CLASS3;
- adapter->hydra_version = bottom->adapter_type;
adapter->timer_ticks = bottom->timer_interval & ZFCP_FSF_TIMER_INT_MASK;
adapter->stat_read_buf_num = max(bottom->status_read_buf_num,
(u16)FSF_STATUS_READS_RECOM);
if (fc_host_permanent_port_name(shost) == -1)
fc_host_permanent_port_name(shost) = fc_host_port_name(shost);
+ zfcp_scsi_set_prot(adapter);
+
+ /* no error return above here, otherwise must fix call chains */
+ /* do not evaluate invalid fields */
+ if (req->qtcb->header.fsf_status == FSF_EXCHANGE_CONFIG_DATA_INCOMPLETE)
+ return 0;
+
+ fc_host_port_id(shost) = ntoh24(bottom->s_id);
+ fc_host_speed(shost) = bottom->fc_link_speed;
+
+ adapter->hydra_version = bottom->adapter_type;
+
switch (bottom->fc_topology) {
case FSF_TOPO_P2P:
adapter->peer_d_id = ntoh24(bottom->peer_d_id);
fc_host_port_type(shost) = FC_PORTTYPE_PTP;
break;
case FSF_TOPO_FABRIC:
- fc_host_port_type(shost) = FC_PORTTYPE_NPORT;
+ if (bottom->connection_features & FSF_FEATURE_NPIV_MODE)
+ fc_host_port_type(shost) = FC_PORTTYPE_NPIV;
+ else
+ fc_host_port_type(shost) = FC_PORTTYPE_NPORT;
break;
case FSF_TOPO_AL:
fc_host_port_type(shost) = FC_PORTTYPE_NLPORT;
return -EIO;
}
- zfcp_scsi_set_prot(adapter);
-
return 0;
}
fc_host_port_type(shost) = FC_PORTTYPE_UNKNOWN;
adapter->hydra_version = 0;
+ /* avoids adapter shutdown to be able to recognize
+ * events such as LINK UP */
+ atomic_set_mask(ZFCP_STATUS_ADAPTER_XCONFIG_OK,
+ &adapter->status);
zfcp_fsf_link_down_info_eval(req,
&qtcb->header.fsf_status_qual.link_down_info);
+ if (zfcp_fsf_exchange_config_evaluate(req))
+ return;
break;
default:
zfcp_erp_adapter_shutdown(adapter, 0, "fsecdh3");
if (adapter->connection_features & FSF_FEATURE_NPIV_MODE) {
fc_host_permanent_port_name(shost) = bottom->wwpn;
- fc_host_port_type(shost) = FC_PORTTYPE_NPIV;
} else
fc_host_permanent_port_name(shost) = fc_host_port_name(shost);
fc_host_maxframe_size(shost) = bottom->maximum_frame_size;
static void zfcp_fsf_abort_fcp_command_handler(struct zfcp_fsf_req *req)
{
struct scsi_device *sdev = req->data;
- struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(sdev);
+ struct zfcp_scsi_dev *zfcp_sdev;
union fsf_status_qual *fsq = &req->qtcb->header.fsf_status_qual;
if (req->status & ZFCP_STATUS_FSFREQ_ERROR)
return;
+ zfcp_sdev = sdev_to_zfcp(sdev);
+
switch (req->qtcb->header.fsf_status) {
case FSF_PORT_HANDLE_NOT_VALID:
if (fsq->word[0] == fsq->word[1]) {
switch (header->fsf_status) {
case FSF_GOOD:
- zfcp_dbf_san_res("fsscth1", req);
+ zfcp_dbf_san_res("fsscth2", req);
ct->status = 0;
break;
case FSF_SERVICE_CLASS_NOT_SUPPORTED:
if (zfcp_adapter_multi_buffer_active(adapter)) {
if (zfcp_qdio_sbals_from_sg(qdio, &req->qdio_req, sg_req))
return -EIO;
+ qtcb->bottom.support.req_buf_length =
+ zfcp_qdio_real_bytes(sg_req);
if (zfcp_qdio_sbals_from_sg(qdio, &req->qdio_req, sg_resp))
return -EIO;
+ qtcb->bottom.support.resp_buf_length =
+ zfcp_qdio_real_bytes(sg_resp);
zfcp_qdio_set_data_div(qdio, &req->qdio_req,
zfcp_qdio_sbale_count(sg_req));
int zfcp_fsf_open_wka_port(struct zfcp_fc_wka_port *wka_port)
{
struct zfcp_qdio *qdio = wka_port->adapter->qdio;
- struct zfcp_fsf_req *req;
+ struct zfcp_fsf_req *req = NULL;
int retval = -EIO;
spin_lock_irq(&qdio->req_q_lock);
zfcp_fsf_req_free(req);
out:
spin_unlock_irq(&qdio->req_q_lock);
+ if (req && !IS_ERR(req))
+ zfcp_dbf_rec_run_wka("fsowp_1", wka_port, req->req_id);
return retval;
}
int zfcp_fsf_close_wka_port(struct zfcp_fc_wka_port *wka_port)
{
struct zfcp_qdio *qdio = wka_port->adapter->qdio;
- struct zfcp_fsf_req *req;
+ struct zfcp_fsf_req *req = NULL;
int retval = -EIO;
spin_lock_irq(&qdio->req_q_lock);
zfcp_fsf_req_free(req);
out:
spin_unlock_irq(&qdio->req_q_lock);
+ if (req && !IS_ERR(req))
+ zfcp_dbf_rec_run_wka("fscwp_1", wka_port, req->req_id);
return retval;
}
{
struct zfcp_adapter *adapter = req->adapter;
struct scsi_device *sdev = req->data;
- struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(sdev);
+ struct zfcp_scsi_dev *zfcp_sdev;
struct fsf_qtcb_header *header = &req->qtcb->header;
struct fsf_qtcb_bottom_support *bottom = &req->qtcb->bottom.support;
if (req->status & ZFCP_STATUS_FSFREQ_ERROR)
return;
+ zfcp_sdev = sdev_to_zfcp(sdev);
+
atomic_clear_mask(ZFCP_STATUS_COMMON_ACCESS_DENIED |
ZFCP_STATUS_COMMON_ACCESS_BOXED |
ZFCP_STATUS_LUN_SHARED |
static void zfcp_fsf_close_lun_handler(struct zfcp_fsf_req *req)
{
struct scsi_device *sdev = req->data;
- struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(sdev);
+ struct zfcp_scsi_dev *zfcp_sdev;
if (req->status & ZFCP_STATUS_FSFREQ_ERROR)
return;
+ zfcp_sdev = sdev_to_zfcp(sdev);
+
switch (req->qtcb->header.fsf_status) {
case FSF_PORT_HANDLE_NOT_VALID:
zfcp_erp_adapter_reopen(zfcp_sdev->port->adapter, 0, "fscuh_1");
{
struct fsf_qual_latency_info *lat_in;
struct latency_cont *lat = NULL;
- struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(scsi->device);
+ struct zfcp_scsi_dev *zfcp_sdev;
struct zfcp_blk_drv_data blktrc;
int ticks = req->adapter->timer_ticks;
if (req->adapter->adapter_features & FSF_FEATURE_MEASUREMENT_DATA &&
!(req->status & ZFCP_STATUS_FSFREQ_ERROR)) {
+ zfcp_sdev = sdev_to_zfcp(scsi->device);
blktrc.flags |= ZFCP_BLK_LAT_VALID;
blktrc.channel_lat = lat_in->channel_lat * ticks;
blktrc.fabric_lat = lat_in->fabric_lat * ticks;
{
struct scsi_cmnd *scmnd = req->data;
struct scsi_device *sdev = scmnd->device;
- struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(sdev);
+ struct zfcp_scsi_dev *zfcp_sdev;
struct fsf_qtcb_header *header = &req->qtcb->header;
if (unlikely(req->status & ZFCP_STATUS_FSFREQ_ERROR))
return;
+ zfcp_sdev = sdev_to_zfcp(sdev);
+
switch (header->fsf_status) {
case FSF_HANDLE_MISMATCH:
case FSF_PORT_HANDLE_NOT_VALID: