Merge master.kernel.org:/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6

[linux-2.6-omap-h63xx.git] / drivers / s390 / scsi / zfcp_qdio.c

diff --git a/drivers/s390/scsi/zfcp_qdio.c b/drivers/s390/scsi/zfcp_qdio.c
index 24e16ec331d9e5760a00b59972e6fa5ab3009175..345a191926a4d5e8dce3b3ffa9af05dbd4c46ae8 100644 (file)
--- a/drivers/s390/scsi/zfcp_qdio.c
+++ b/drivers/s390/scsi/zfcp_qdio.c
@@ -1,18 +1,8 @@
 /*
- * linux/drivers/s390/scsi/zfcp_qdio.c
+ * This file is part of the zfcp device driver for
+ * FCP adapters for IBM System z9 and zSeries.
  *
- * FCP adapter driver for IBM eServer zSeries
- *
- * QDIO related routines
- *
- * (C) Copyright IBM Corp. 2002, 2004
- *
- * Authors:
- *      Martin Peschke <mpeschke@de.ibm.com>
- *      Raimund Schroeder <raimund.schroeder@de.ibm.com>
- *      Wolfgang Taphorn
- *      Heiko Carstens <heiko.carstens@de.ibm.com>
- *      Andreas Herrmann <aherrman@de.ibm.com>
+ * (C) Copyright IBM Corp. 2002, 2006
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -29,8 +19,6 @@
  * 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);
@@ -54,8 +42,7 @@ static inline int zfcp_qdio_sbals_from_buffer
 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
 
@@ -181,7 +168,8 @@ zfcp_qdio_allocate(struct zfcp_adapter *adapter)
 
        init_data->cdev = adapter->ccw_device;
        init_data->q_format = QDIO_SCSI_QFMT;
-       memcpy(init_data->adapter_name, &adapter->name, 8);
+       memcpy(init_data->adapter_name, zfcp_get_busid_by_adapter(adapter), 8);
+       ASCEBC(init_data->adapter_name, 8);
        init_data->qib_param_field_format = 0;
        init_data->qib_param_field = NULL;
        init_data->input_slib_elements = NULL;
@@ -214,22 +202,12 @@ zfcp_qdio_allocate(struct zfcp_adapter *adapter)
  *
  */
 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 (unlikely(status & QDIO_STATUS_LOOK_FOR_ERROR)) {
                retval = -EIO;
 
@@ -237,9 +215,10 @@ zfcp_qdio_handler_error_check(struct zfcp_adapter *adapter,
                              "qdio_error=0x%x, siga_error=0x%x)\n",
                              status, qdio_error, siga_error);
 
-               /* 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.
@@ -282,7 +261,8 @@ zfcp_qdio_request_handler(struct ccw_device *ccw_device,
                       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
@@ -334,7 +314,8 @@ zfcp_qdio_response_handler(struct ccw_device *ccw_device,
        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;
 
        /*