NEX-5733 cleanup qlt/qlc
Reviewed by: Yuri Pankov <yuri.pankov@nexenta.com>
Reviewed by: Alek Pinchuk <alek.pinchuk@nexenta.com>
NEX-5717 import QLogic 16G FC drivers
Reviewed by: Steve Peng <steve.peng@nexenta.com>
Reviewed by: Josef 'Jeff' Sipek <josef.sipek@nexenta.com>
Reviewed by: Yuri Pankov <yuri.pankov@nexenta.com>

*** 18,33 ****
   *
   * CDDL HEADER END
   */
  
  /*
!  * Copyright 2009 QLogic Corporation.  All rights reserved.
   * Use is subject to license terms.
   */
  
  /*
!  * Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
   */
  
  #include <sys/conf.h>
  #include <sys/ddi.h>
  #include <sys/sunddi.h>
--- 18,33 ----
   *
   * CDDL HEADER END
   */
  
  /*
!  * Copyright 2009-2015 QLogic Corporation.  All rights reserved.
   * Use is subject to license terms.
   */
  
  /*
!  * Copyright (c) 2008, 2015, Oracle and/or its affiliates. All rights reserved.
   */
  
  #include <sys/conf.h>
  #include <sys/ddi.h>
  #include <sys/sunddi.h>
*** 212,223 ****
                  p = qlt->dmem_buckets[ndx];
                  bctl = p->dmem_bctl_free_list;
                  goto dmem_failure_loop;
          }
          kmem_free(qlt->dmem_buckets, sizeof (dmem_buckets) +
!             ((sizeof (dmem_buckets)/sizeof (void *))
!             *sizeof (qlt_dmem_bucket_t)));
          qlt->dmem_buckets = NULL;
  
          return (QLT_FAILURE);
  }
  
--- 212,223 ----
                  p = qlt->dmem_buckets[ndx];
                  bctl = p->dmem_bctl_free_list;
                  goto dmem_failure_loop;
          }
          kmem_free(qlt->dmem_buckets, sizeof (dmem_buckets) +
!             (((sizeof (dmem_buckets)/sizeof (void *))-1)*
!             sizeof (qlt_dmem_bucket_t)));
          qlt->dmem_buckets = NULL;
  
          return (QLT_FAILURE);
  }
  
*** 561,573 ****
--- 561,575 ----
                   * reused. It may not be bound if there was a bind failure.
                   */
                  if (tmp_handle->num_cookies != 0) {
                          rv = ddi_dma_unbind_handle(tmp_handle->dma_handle);
                          ASSERT(rv == DDI_SUCCESS);
+                         if (rv == DDI_SUCCESS) {
                                  tmp_handle->num_cookies = 0;
                                  tmp_handle->num_cookies_fetched = 0;
                          }
+                 }
                  tmp_handle = tmp_handle->next;
                  handle_count++;
          }
          /*
           * Insert this list into the free list
*** 644,654 ****
   * Set this flag to fetch the DDI dma cookies from the handles here and
   * store them in the port private area of the dbuf. This will allow
   * faster access to the cookies in qlt_xfer_scsi_data() at the expense of
   * an extra copy. If the qlt->req_lock is hot, this may help.
   */
! int qlt_sgl_prefetch = 0;
  
  /*ARGSUSED*/
  stmf_status_t
  qlt_dma_setup_dbuf(fct_local_port_t *port, stmf_data_buf_t *dbuf,
      uint32_t flags)
--- 646,656 ----
   * Set this flag to fetch the DDI dma cookies from the handles here and
   * store them in the port private area of the dbuf. This will allow
   * faster access to the cookies in qlt_xfer_scsi_data() at the expense of
   * an extra copy. If the qlt->req_lock is hot, this may help.
   */
! uint16_t qlt_sgl_prefetch = 0;
  
  /*ARGSUSED*/
  stmf_status_t
  qlt_dma_setup_dbuf(fct_local_port_t *port, stmf_data_buf_t *dbuf,
      uint32_t flags)
*** 657,668 ****
          qlt_dma_sgl_t           *qsgl;
          struct stmf_sglist_ent  *sglp;
          qlt_dma_handle_t        *handle_list, *th;
          int                     i, rv;
          ddi_dma_cookie_t        *cookie_p;
!         int                     cookie_count, numbufs;
!         int                     prefetch;
          size_t                  qsize;
  
          /*
           * psuedo code:
           * get dma handle list from cache - one per sglist entry
--- 659,671 ----
          qlt_dma_sgl_t           *qsgl;
          struct stmf_sglist_ent  *sglp;
          qlt_dma_handle_t        *handle_list, *th;
          int                     i, rv;
          ddi_dma_cookie_t        *cookie_p;
!         int                     numbufs;
!         uint16_t                cookie_count;
!         uint16_t                prefetch;
          size_t                  qsize;
  
          /*
           * psuedo code:
           * get dma handle list from cache - one per sglist entry