* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
-#define ZFCP_QDIO_C_REVISION "$Revision: 1.20 $"
-
#include "zfcp_ext.h"
static inline void zfcp_qdio_sbal_limit(struct zfcp_fsf_req *, int);
static qdio_handler_t zfcp_qdio_request_handler;
static qdio_handler_t zfcp_qdio_response_handler;
static int zfcp_qdio_handler_error_check(struct zfcp_adapter *,
- unsigned int,
- unsigned int, unsigned int);
+ unsigned int, unsigned int, unsigned int, int, int);
#define ZFCP_LOG_AREA ZFCP_LOG_AREA_QDIO
*
*/
static inline int
-zfcp_qdio_handler_error_check(struct zfcp_adapter *adapter,
- unsigned int status,
- unsigned int qdio_error, unsigned int siga_error)
+zfcp_qdio_handler_error_check(struct zfcp_adapter *adapter, unsigned int status,
+ unsigned int qdio_error, unsigned int siga_error,
+ int first_element, int elements_processed)
{
int retval = 0;
- if (ZFCP_LOG_CHECK(ZFCP_LOG_LEVEL_TRACE)) {
- if (status & QDIO_STATUS_INBOUND_INT) {
- ZFCP_LOG_TRACE("status is"
- " QDIO_STATUS_INBOUND_INT \n");
- }
- if (status & QDIO_STATUS_OUTBOUND_INT) {
- ZFCP_LOG_TRACE("status is"
- " QDIO_STATUS_OUTBOUND_INT \n");
- }
- } // if (ZFCP_LOG_CHECK(ZFCP_LOG_LEVEL_TRACE))
if (unlikely(status & QDIO_STATUS_LOOK_FOR_ERROR)) {
retval = -EIO;
- ZFCP_LOG_FLAGS(1, "QDIO_STATUS_LOOK_FOR_ERROR \n");
-
ZFCP_LOG_INFO("QDIO problem occurred (status=0x%x, "
"qdio_error=0x%x, siga_error=0x%x)\n",
status, qdio_error, siga_error);
- if (status & QDIO_STATUS_ACTIVATE_CHECK_CONDITION) {
- ZFCP_LOG_FLAGS(2,
- "QDIO_STATUS_ACTIVATE_CHECK_CONDITION\n");
- }
- if (status & QDIO_STATUS_MORE_THAN_ONE_QDIO_ERROR) {
- ZFCP_LOG_FLAGS(2,
- "QDIO_STATUS_MORE_THAN_ONE_QDIO_ERROR\n");
- }
- if (status & QDIO_STATUS_MORE_THAN_ONE_SIGA_ERROR) {
- ZFCP_LOG_FLAGS(2,
- "QDIO_STATUS_MORE_THAN_ONE_SIGA_ERROR\n");
- }
-
- if (siga_error & QDIO_SIGA_ERROR_ACCESS_EXCEPTION) {
- ZFCP_LOG_FLAGS(2, "QDIO_SIGA_ERROR_ACCESS_EXCEPTION\n");
- }
-
- if (siga_error & QDIO_SIGA_ERROR_B_BIT_SET) {
- ZFCP_LOG_FLAGS(2, "QDIO_SIGA_ERROR_B_BIT_SET\n");
- }
-
- switch (qdio_error) {
- case 0:
- ZFCP_LOG_FLAGS(3, "QDIO_OK");
- break;
- case SLSB_P_INPUT_ERROR:
- ZFCP_LOG_FLAGS(1, "SLSB_P_INPUT_ERROR\n");
- break;
- case SLSB_P_OUTPUT_ERROR:
- ZFCP_LOG_FLAGS(1, "SLSB_P_OUTPUT_ERROR\n");
- break;
- default:
- ZFCP_LOG_NORMAL("bug: unknown QDIO error 0x%x\n",
- qdio_error);
- break;
- }
- /* Restarting IO on the failed adapter from scratch */
- debug_text_event(adapter->erp_dbf, 1, "qdio_err");
+ zfcp_hba_dbf_event_qdio(adapter, status, qdio_error, siga_error,
+ first_element, elements_processed);
/*
+ * Restarting IO on the failed adapter from scratch.
* Since we have been using this adapter, it is save to assume
* that it is not failed but recoverable. The card seems to
* report link-up events by self-initiated queue shutdown.
first_element, elements_processed);
if (unlikely(zfcp_qdio_handler_error_check(adapter, status, qdio_error,
- siga_error)))
+ siga_error, first_element,
+ elements_processed)))
goto out;
/*
* we stored address of struct zfcp_adapter data structure
queue = &adapter->response_queue;
if (unlikely(zfcp_qdio_handler_error_check(adapter, status, qdio_error,
- siga_error)))
+ siga_error, first_element,
+ elements_processed)))
goto out;
/*
zfcp_qdio_reqid_check(struct zfcp_adapter *adapter, void *sbale_addr)
{
struct zfcp_fsf_req *fsf_req;
- int retval = 0;
/* invalid (per convention used in this driver) */
if (unlikely(!sbale_addr)) {
ZFCP_LOG_NORMAL("bug: invalid reqid\n");
- retval = -EINVAL;
- goto out;
+ return -EINVAL;
}
/* valid request id and thus (hopefully :) valid fsf_req address */
fsf_req = (struct zfcp_fsf_req *) sbale_addr;
+ /* serialize with zfcp_fsf_req_dismiss_all */
+ spin_lock(&adapter->fsf_req_list_lock);
+ if (list_empty(&adapter->fsf_req_list_head)) {
+ spin_unlock(&adapter->fsf_req_list_lock);
+ return 0;
+ }
+ list_del(&fsf_req->list);
+ atomic_dec(&adapter->fsf_reqs_active);
+ spin_unlock(&adapter->fsf_req_list_lock);
+
if (unlikely(adapter != fsf_req->adapter)) {
ZFCP_LOG_NORMAL("bug: invalid reqid (fsf_req=%p, "
"fsf_req->adapter=%p, adapter=%p)\n",
fsf_req, fsf_req->adapter, adapter);
- retval = -EINVAL;
- goto out;
- }
-
- ZFCP_LOG_TRACE("fsf_req at %p, QTCB at %p\n", fsf_req, fsf_req->qtcb);
- if (likely(fsf_req->qtcb)) {
- ZFCP_LOG_TRACE("hex dump of QTCB:\n");
- ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_TRACE, (char *) fsf_req->qtcb,
- sizeof(struct fsf_qtcb));
+ return -EINVAL;
}
/* finish the FSF request */
zfcp_fsf_req_complete(fsf_req);
- out:
- return retval;
+
+ return 0;
}
/**