summaryrefslogtreecommitdiff
path: root/drivers/s390/scsi/zfcp_aux.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/s390/scsi/zfcp_aux.c')
-rw-r--r--drivers/s390/scsi/zfcp_aux.c184
1 files changed, 2 insertions, 182 deletions
diff --git a/drivers/s390/scsi/zfcp_aux.c b/drivers/s390/scsi/zfcp_aux.c
index bfe3ba73bc0f..0b5087f7cabc 100644
--- a/drivers/s390/scsi/zfcp_aux.c
+++ b/drivers/s390/scsi/zfcp_aux.c
@@ -122,95 +122,6 @@ _zfcp_hex_dump(char *addr, int count)
#define ZFCP_LOG_AREA ZFCP_LOG_AREA_OTHER
-static inline int
-zfcp_fsf_req_is_scsi_cmnd(struct zfcp_fsf_req *fsf_req)
-{
- return ((fsf_req->fsf_command == FSF_QTCB_FCP_CMND) &&
- !(fsf_req->status & ZFCP_STATUS_FSFREQ_TASK_MANAGEMENT));
-}
-
-void
-zfcp_cmd_dbf_event_fsf(const char *text, struct zfcp_fsf_req *fsf_req,
- void *add_data, int add_length)
-{
- struct zfcp_adapter *adapter = fsf_req->adapter;
- struct scsi_cmnd *scsi_cmnd;
- int level = 3;
- int i;
- unsigned long flags;
-
- spin_lock_irqsave(&adapter->dbf_lock, flags);
- if (zfcp_fsf_req_is_scsi_cmnd(fsf_req)) {
- scsi_cmnd = fsf_req->data.send_fcp_command_task.scsi_cmnd;
- debug_text_event(adapter->cmd_dbf, level, "fsferror");
- debug_text_event(adapter->cmd_dbf, level, text);
- debug_event(adapter->cmd_dbf, level, &fsf_req,
- sizeof (unsigned long));
- debug_event(adapter->cmd_dbf, level, &fsf_req->seq_no,
- sizeof (u32));
- debug_event(adapter->cmd_dbf, level, &scsi_cmnd,
- sizeof (unsigned long));
- debug_event(adapter->cmd_dbf, level, &scsi_cmnd->cmnd,
- min(ZFCP_CMD_DBF_LENGTH, (int)scsi_cmnd->cmd_len));
- for (i = 0; i < add_length; i += ZFCP_CMD_DBF_LENGTH)
- debug_event(adapter->cmd_dbf,
- level,
- (char *) add_data + i,
- min(ZFCP_CMD_DBF_LENGTH, add_length - i));
- }
- spin_unlock_irqrestore(&adapter->dbf_lock, flags);
-}
-
-/* XXX additionally log unit if available */
-/* ---> introduce new parameter for unit, see 2.4 code */
-void
-zfcp_cmd_dbf_event_scsi(const char *text, struct scsi_cmnd *scsi_cmnd)
-{
- struct zfcp_adapter *adapter;
- union zfcp_req_data *req_data;
- struct zfcp_fsf_req *fsf_req;
- int level = ((host_byte(scsi_cmnd->result) != 0) ? 1 : 5);
- unsigned long flags;
-
- adapter = (struct zfcp_adapter *) scsi_cmnd->device->host->hostdata[0];
- req_data = (union zfcp_req_data *) scsi_cmnd->host_scribble;
- fsf_req = (req_data ? req_data->send_fcp_command_task.fsf_req : NULL);
- spin_lock_irqsave(&adapter->dbf_lock, flags);
- debug_text_event(adapter->cmd_dbf, level, "hostbyte");
- debug_text_event(adapter->cmd_dbf, level, text);
- debug_event(adapter->cmd_dbf, level, &scsi_cmnd->result, sizeof (u32));
- debug_event(adapter->cmd_dbf, level, &scsi_cmnd,
- sizeof (unsigned long));
- debug_event(adapter->cmd_dbf, level, &scsi_cmnd->cmnd,
- min(ZFCP_CMD_DBF_LENGTH, (int)scsi_cmnd->cmd_len));
- if (likely(fsf_req)) {
- debug_event(adapter->cmd_dbf, level, &fsf_req,
- sizeof (unsigned long));
- debug_event(adapter->cmd_dbf, level, &fsf_req->seq_no,
- sizeof (u32));
- } else {
- debug_text_event(adapter->cmd_dbf, level, "");
- debug_text_event(adapter->cmd_dbf, level, "");
- }
- spin_unlock_irqrestore(&adapter->dbf_lock, flags);
-}
-
-void
-zfcp_in_els_dbf_event(struct zfcp_adapter *adapter, const char *text,
- struct fsf_status_read_buffer *status_buffer, int length)
-{
- int level = 1;
- int i;
-
- debug_text_event(adapter->in_els_dbf, level, text);
- debug_event(adapter->in_els_dbf, level, &status_buffer->d_id, 8);
- for (i = 0; i < length; i += ZFCP_IN_ELS_DBF_LENGTH)
- debug_event(adapter->in_els_dbf,
- level,
- (char *) status_buffer->payload + i,
- min(ZFCP_IN_ELS_DBF_LENGTH, length - i));
-}
-
/**
* zfcp_device_setup - setup function
* @str: pointer to parameter string
@@ -1017,81 +928,6 @@ zfcp_free_low_mem_buffers(struct zfcp_adapter *adapter)
mempool_destroy(adapter->pool.data_gid_pn);
}
-/**
- * zfcp_adapter_debug_register - registers debug feature for an adapter
- * @adapter: pointer to adapter for which debug features should be registered
- * return: -ENOMEM on error, 0 otherwise
- */
-int
-zfcp_adapter_debug_register(struct zfcp_adapter *adapter)
-{
- char dbf_name[20];
-
- /* debug feature area which records SCSI command failures (hostbyte) */
- spin_lock_init(&adapter->dbf_lock);
-
- sprintf(dbf_name, ZFCP_CMD_DBF_NAME "%s",
- zfcp_get_busid_by_adapter(adapter));
- adapter->cmd_dbf = debug_register(dbf_name, ZFCP_CMD_DBF_INDEX,
- ZFCP_CMD_DBF_AREAS,
- ZFCP_CMD_DBF_LENGTH);
- debug_register_view(adapter->cmd_dbf, &debug_hex_ascii_view);
- debug_set_level(adapter->cmd_dbf, ZFCP_CMD_DBF_LEVEL);
-
- /* debug feature area which records SCSI command aborts */
- sprintf(dbf_name, ZFCP_ABORT_DBF_NAME "%s",
- zfcp_get_busid_by_adapter(adapter));
- adapter->abort_dbf = debug_register(dbf_name, ZFCP_ABORT_DBF_INDEX,
- ZFCP_ABORT_DBF_AREAS,
- ZFCP_ABORT_DBF_LENGTH);
- debug_register_view(adapter->abort_dbf, &debug_hex_ascii_view);
- debug_set_level(adapter->abort_dbf, ZFCP_ABORT_DBF_LEVEL);
-
- /* debug feature area which records incoming ELS commands */
- sprintf(dbf_name, ZFCP_IN_ELS_DBF_NAME "%s",
- zfcp_get_busid_by_adapter(adapter));
- adapter->in_els_dbf = debug_register(dbf_name, ZFCP_IN_ELS_DBF_INDEX,
- ZFCP_IN_ELS_DBF_AREAS,
- ZFCP_IN_ELS_DBF_LENGTH);
- debug_register_view(adapter->in_els_dbf, &debug_hex_ascii_view);
- debug_set_level(adapter->in_els_dbf, ZFCP_IN_ELS_DBF_LEVEL);
-
- /* debug feature area which records erp events */
- sprintf(dbf_name, ZFCP_ERP_DBF_NAME "%s",
- zfcp_get_busid_by_adapter(adapter));
- adapter->erp_dbf = debug_register(dbf_name, ZFCP_ERP_DBF_INDEX,
- ZFCP_ERP_DBF_AREAS,
- ZFCP_ERP_DBF_LENGTH);
- debug_register_view(adapter->erp_dbf, &debug_hex_ascii_view);
- debug_set_level(adapter->erp_dbf, ZFCP_ERP_DBF_LEVEL);
-
- if (!(adapter->cmd_dbf && adapter->abort_dbf &&
- adapter->in_els_dbf && adapter->erp_dbf)) {
- zfcp_adapter_debug_unregister(adapter);
- return -ENOMEM;
- }
-
- return 0;
-
-}
-
-/**
- * zfcp_adapter_debug_unregister - unregisters debug feature for an adapter
- * @adapter: pointer to adapter for which debug features should be unregistered
- */
-void
-zfcp_adapter_debug_unregister(struct zfcp_adapter *adapter)
-{
- debug_unregister(adapter->abort_dbf);
- debug_unregister(adapter->cmd_dbf);
- debug_unregister(adapter->erp_dbf);
- debug_unregister(adapter->in_els_dbf);
- adapter->abort_dbf = NULL;
- adapter->cmd_dbf = NULL;
- adapter->erp_dbf = NULL;
- adapter->in_els_dbf = NULL;
-}
-
void
zfcp_dummy_release(struct device *dev)
{
@@ -1462,10 +1298,6 @@ zfcp_fsf_incoming_els_rscn(struct zfcp_adapter *adapter,
/* see FC-FS */
no_entries = (fcp_rscn_head->payload_len / 4);
- zfcp_in_els_dbf_event(adapter, "##rscn", status_buffer,
- fcp_rscn_head->payload_len);
-
- debug_text_event(adapter->erp_dbf, 1, "unsol_els_rscn:");
for (i = 1; i < no_entries; i++) {
/* skip head and start with 1st element */
fcp_rscn_element++;
@@ -1497,8 +1329,6 @@ zfcp_fsf_incoming_els_rscn(struct zfcp_adapter *adapter,
(ZFCP_STATUS_PORT_DID_DID, &port->status)) {
ZFCP_LOG_INFO("incoming RSCN, trying to open "
"port 0x%016Lx\n", port->wwpn);
- debug_text_event(adapter->erp_dbf, 1,
- "unsol_els_rscnu:");
zfcp_erp_port_reopen(port,
ZFCP_STATUS_COMMON_ERP_FAILED);
continue;
@@ -1524,8 +1354,6 @@ zfcp_fsf_incoming_els_rscn(struct zfcp_adapter *adapter,
*/
ZFCP_LOG_INFO("incoming RSCN, trying to open "
"port 0x%016Lx\n", port->wwpn);
- debug_text_event(adapter->erp_dbf, 1,
- "unsol_els_rscnk:");
zfcp_test_link(port);
}
}
@@ -1541,8 +1369,6 @@ zfcp_fsf_incoming_els_plogi(struct zfcp_adapter *adapter,
struct zfcp_port *port;
unsigned long flags;
- zfcp_in_els_dbf_event(adapter, "##plogi", status_buffer, 28);
-
read_lock_irqsave(&zfcp_data.config_lock, flags);
list_for_each_entry(port, &adapter->port_list_head, list) {
if (port->wwpn == (*(wwn_t *) & els_logi->nport_wwn))
@@ -1556,8 +1382,6 @@ zfcp_fsf_incoming_els_plogi(struct zfcp_adapter *adapter,
status_buffer->d_id,
zfcp_get_busid_by_adapter(adapter));
} else {
- debug_text_event(adapter->erp_dbf, 1, "unsol_els_plogi:");
- debug_event(adapter->erp_dbf, 1, &els_logi->nport_wwn, 8);
zfcp_erp_port_forced_reopen(port, 0);
}
}
@@ -1570,8 +1394,6 @@ zfcp_fsf_incoming_els_logo(struct zfcp_adapter *adapter,
struct zfcp_port *port;
unsigned long flags;
- zfcp_in_els_dbf_event(adapter, "##logo", status_buffer, 16);
-
read_lock_irqsave(&zfcp_data.config_lock, flags);
list_for_each_entry(port, &adapter->port_list_head, list) {
if (port->wwpn == els_logo->nport_wwpn)
@@ -1585,8 +1407,6 @@ zfcp_fsf_incoming_els_logo(struct zfcp_adapter *adapter,
status_buffer->d_id,
zfcp_get_busid_by_adapter(adapter));
} else {
- debug_text_event(adapter->erp_dbf, 1, "unsol_els_logo:");
- debug_event(adapter->erp_dbf, 1, &els_logo->nport_wwpn, 8);
zfcp_erp_port_forced_reopen(port, 0);
}
}
@@ -1595,7 +1415,6 @@ static void
zfcp_fsf_incoming_els_unknown(struct zfcp_adapter *adapter,
struct fsf_status_read_buffer *status_buffer)
{
- zfcp_in_els_dbf_event(adapter, "##undef", status_buffer, 24);
ZFCP_LOG_NORMAL("warning: unknown incoming ELS 0x%08x "
"for adapter %s\n", *(u32 *) (status_buffer->payload),
zfcp_get_busid_by_adapter(adapter));
@@ -1609,10 +1428,11 @@ zfcp_fsf_incoming_els(struct zfcp_fsf_req *fsf_req)
u32 els_type;
struct zfcp_adapter *adapter;
- status_buffer = fsf_req->data.status_read.buffer;
+ status_buffer = (struct fsf_status_read_buffer *) fsf_req->data;
els_type = *(u32 *) (status_buffer->payload);
adapter = fsf_req->adapter;
+ zfcp_san_dbf_event_incoming_els(fsf_req);
if (els_type == LS_PLOGI)
zfcp_fsf_incoming_els_plogi(adapter, status_buffer);
else if (els_type == LS_LOGO)