[SCSI] bfa: Introduced generic address len pair to represent DMA memory chunk.
- Avoid the use of hardware defined structure bfi_sge_s for DMA
requests in host.
- Defined a generic address len pair to represent a DMA memory chunk
(bfi_alen_s).
Signed-off-by: Krishna Gudipati <kgudipat@brocade.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
diff --git a/drivers/scsi/bfa/bfi_ms.h b/drivers/scsi/bfa/bfi_ms.h
index 19e888a..a29d905 100644
--- a/drivers/scsi/bfa/bfi_ms.h
+++ b/drivers/scsi/bfa/bfi_ms.h
@@ -297,8 +297,8 @@
struct fchs_s fchs; /* request FC header structure */
__be32 req_len; /* request payload length */
__be32 rsp_maxlen; /* max response length expected */
- struct bfi_sge_s req_sge[BFA_FCXP_MAX_SGES]; /* request buf */
- struct bfi_sge_s rsp_sge[BFA_FCXP_MAX_SGES]; /* response buf */
+ struct bfi_alen_s req_alen; /* request buffer */
+ struct bfi_alen_s rsp_alen; /* response buffer */
};
/*
@@ -328,7 +328,7 @@
struct bfi_mhdr_s mh; /* Common msg header */
u16 buf_tag; /* buffer tag */
__be16 buf_len; /* total buffer length */
- struct bfi_sge_s sge[BFA_UF_MAX_SGES]; /* buffer DMA SGEs */
+ struct bfi_alen_s alen; /* buffer address/len pair */
};
struct bfi_uf_frm_rcvd_s {